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1. 55 HOLZTECH LZ HOLZTECH LZ SPARE PARTS MODEL LZ900 CE BLADE 75mm 56
2. 800 694x1010 810x1145 810 1205 Cutting capacity mm 290 475 345 585 435x680 410x780 450x840 Flywheel width mm 35 35 40 40 50 Flywheel speed g min 720 715 782 704 704 Max min blade length mm 3990 3910 4460 4390 5190 5060 5490 5410 6280 6200 Max min blade width mm 30 10 30 10 40 15 40 1550 30 Max min blade length mm 6240 6180 Max min blade width mm 75 Blade thickness mm 0 6 0 6 0 7 0 8 0 9 Motor power kw 1 5 2 2 3 4 5 5 Overall dimensions cm 90x57x191 106x63x210 130 76 235 140x86x246 165x85X270 Net weight kg 210 242 375 505 724 DS500 DS600 DS700 DS800 Flywheel diameter mm 500 600 700 800 Table dimensions mm 580x630 580x800 694x1010 810x1145 Cutting capacity mm 300x484 360x580 440x680 410x790 Flywheel width mm 35 35 40 40 Flywheel speed g min 720 715 782 704 Max min blade length mm 3990 3900 4420 4325 5190 5040 5480 5425 Max min blade width mm 30 10 30 10 40 15 40 15 Blade thickness mm 0 6 0 6 0 7 0 8 Motor power kw 1 5 2 2 3 4 Overall dimensions cm 90x57x191 106x63x210 130x76x235 140x86x246 Net weight kg 212 245 384 540 3 MACHINE OUTFIT e User manual e Limit stop pusher 4 OPTIONALS 2 speed motor Single phase motor power up to kW 1 5 x 500 2 2 x 600 Fence for 45 tilted cuts Blade Motor power 3kw x 600 Motor power 4kw x 700 Motor power 5 5kw x 800 For the SR 900 e Flywheel width 75 mm e Scraperblades e Motor power 10 HP or 20 HP WWW HOLZTECH COM 4 HOLZTECH LZ e Upper and lower blade fence of
3. TELEMECANIQUE SAFETY LIMIT SWITCH PIZZATO FR 515 TELEMECANIQUE 2 SPEED MOTOR CEG SEIMEC EARTH CLAMP POLARITY SWITCH BREMAS MANUAL BRAKE SWITCH AEG EMERGENCY PUSH BUTTON AEG 31 WWW HOLZTECH COM HOLZTECH LZ ELECTRIC DIAGRAM OF SR DS 700 800 2 SPEED THREE PHASE 11 USING THE MACHINE SR DS The instructions regarding saefty on work are indicated in item 14 pag 33 2 3 Description cover Blade guard Dust extraction system line Lower cover Motor brake release Switch contactor Warning light Blade fence fastener Up down command Blade tension adjustment Motor brake Worktable Flywheel adjuster knob Star delta switch WWW HOLZTECH COM 32 Type steel steel nylon steel Bremas A E G Bremas thermoset material thermoset material thermoset material thermoset material Bremas HOLZTECH LZ 15 Fence clamp handwheel 1 thermoset material 16 General knife switch 1 Brema Only for models 700 800 900 33 WWW HOLZTECH COM HOLZTECH LZ 11 1 Assembly and adjustment of the blade and its angle Before fitting the blade first release the automatic brake When the machine is not working to release the brake on models 500 and 600 it is necessary to turn the S1 selector fig 5 page 14 lighting the incorporated indicator Hi For models 700 800 900 use the start tringle pushing it down and turning it into position F fig 6 page 14 Put the switch back
4. a qualified engineer Cracks on blade back workpiece feed too fast during cutting b welding not perfectly aligned eliminate the welded part and weld again correctly C rear roller of blade guide worn or used permanently in contact with the back of the blade bad adjustment Blade breaks close to the weld a blade has overheated during welding have it annealed or eliminate the brittle part and weld correctly b cooling too rapid after welding as above Blade sticks in the workpiece a Stop the machine immediately Fit a wedge at the cut opening to widen the cut and remove the piece b Then check the condition of the blade as well as its tensioning and make sure the flywheel position is correct Vibrations a Saw dust on the flywheels b Flywheel seal worn c Bad adjustment of levelling screws d Check and adjust belt tightness Other cases a blade moves backwards and forwards weld not correctly aligned b blade moves too far back at beginning of cut the crowning of the flywheel seal is not correct and it must be replaced 18 ORDERING SPARE PARTS 51 WWW HOLZTECH COM HOLZTECH LZ This manual includes a parts list On the order indicate Type of machine Serial number Code of part required Quantity Shipment terms Correct address WWW HOLZTECH COM 52 HOLZTECH LZ SPARE PARTS MODEL LZ 500 600 700 CE 53 HOLZTECH LZ SPARE PARTS MODEL LZ 500 600 700 CE SPARE PARTS MODEL LZ 800 900 CE 54
5. and press overload cutout button 1 The brake release device is built into the star delta switch position F HOLZTECH LZ To stop the machine operate the emergency switch located under the right corner of the work table or set the star delta switch to O The control circuit fuses are situated inside the eletric cabinet WWW HOLZTECH COM 18 10 6 2 speed motor optional HOLZTECH LZ On request the machines can be equipped with 2 speed motors for cutting plastic and light alloy materials The motors to be installed on the various types of bandsaws are the following MODEL MOTOR 500 2HP 3 HP 600 2HP 3 HP 700 3HP 4 HP 800 4HP 5 5 HP RPM 2800 1400 2800 1400 2800 1400 2800 1400 FLYWHEEL ROTATION SPEED 720 360 715 358 780 390 704 352 In this case the machines are eduipped with a 2 speed switch fig 7 with auxiliary contacts for three phase version For the single phase version there will be a two speed switch with an auxiliary position marked AVV To start the machine turn the lever toward the position 1 or 2 and subsequently move it into position AVV With Models 500 and 600 it will therefore be possible to cut plastic and light alloy materials at a lower speed with a cross section ranging from min 10 to 15 cm and from min 15 to 20 cm for Models 700 and 800 10 7 Wiring diagram In the following pages we will list the electric diagram of one speed and two speed machines 1
6. level Max level Laeq dB A Lpeak dB At workpiece inlet 83 8 gt 135 At workpiece outlet optional 7 WWW HOLZTECH COM HOLZTECH LZ Acoustic power only if Laeq gt 85 dB A BANDSAW DS 600 MEASUREMENT OF NOISE EMISSION ACCORDING 150 015 7960 STANDARDS USE Cutting of strips OPERATING CONDITIONS ACCORDING TO NF E 64 209 STANDARDS Operator s place Equivalent level Max level Laeq dB A Lpeak dB At workpiece inlet 84 gt 135 At workpiece outlet optional Acoustic power only if Laeq gt 85 dB A BANDSAW DS 700 MEASUREMENT NOISE EMISSION ACCORDING 150 015 7960 STANDARDS USE Cutting of strips OPERATING CONDITIONS ACCORDING TO NF E 64 209 STANDARDS Operator s place Equivalent level Max level Laeq dB A Lpeak dB At workpiece inlet 85 gt 135 At workpiece outlet optional Acoustic power only if Laeq gt 85 dB A BANDSAW DS 800 MEASUREMENT OF NOISE EMISSION ACCORDING 150 015 7960 STANDARDS USE Cutting of strips OPERATING CONDITIONS ACCORDING TO NF E 64 209 STANDARDS Operator s place Equivalent level Max level Laeq dB A Lpeak dB At workpiece inlet 85 2 gt 135 At workpiece outlet optional Acoustic power only if Laeq gt 85 dB A WWW HOLZTECH COM 8 HOLZTECH LZ Although there is a correlation between the emission level and the exposure level this cannot be used directly to determine whether further precautions may be required The factors influenc
7. maintained properly We accept no responsibility for malfunctions or faults in the electrical system The machine is guaranteed for 6 months from the delivery date If any malfunctions are encountered the customer must proceed as follows Report the problem or defect to DB amp S With authorization from DB amp S the customer may repair the machine in accordance with the specific instructions provided If any work is done without DB amp S s authorization the guarantee will immediately become null and void If DB amp S decides to do repairs in person the guarantee will become null and void if the engineer discovers that any devices of importance for proper operation of the machine have been tampered with Replaced or faulty parts must be kept at the disposal of DB amp S if the latter wishes to examine them CAUTION users are advised to read this user manual carefully and keep it for future consultation DB amp S declines all responsibility for the machine and its components if work has been done on them by unauthorized staff The customer or dealer may never carry out any repairs or maintenance on the machine without the authorization of DB amp S THE CUSTOMER Mechanical installation by Electrical installation by Date HOLZTECH LZ 3 WWW HOLZTECH COM HOLZTECH LZ 2 TECHNICAL DATA LZ 500 LZ 600 LZ 700 LZ 800 LZ 900 Flywheel diameter mm 500 600 700 800 900 Table dimensions mm 580 630 580
8. place Equivalent level Max level Laeq dB A Lpeak dB At workpiece inlet 79 8 gt 135 At workpiece outlet optional Acoustic power only if Laeq gt 85 dB A BANDSAW SR 700 MEASUREMENT OF NOISE EMISSION ACCORDING 150 015 7960 STANDARDS USE Cutting of strips OPERATING CONDITIONS ACCORDING TO NF E 64 209 STANDARDS Operator s place Equivalent level Max level Laeq dB A Lpeak dB At workpiece inlet 82 gt 135 At workpiece outlet optional Acoustic power WWW HOLZTECH COM 6 HOLZTECH LZ only if Laeq gt 85 dB A BANDSAW SR 800 MEASUREMENT OF NOISE EMISSION ACCORDING 150 015 7960 STANDARDS USE Cutting of strips OPERATING CONDITIONS ACCORDING TO NF E 64 209 STANDARDS Operator s place Equivalent level Max level Laeq dB A Lpeak dB At workpiece inlet 83 5 gt 135 At workpiece outlet optional Acoustic power only if Laeq gt 85 dB A BANDSAW SR 900 MEASUREMENT OF NOISE EMISSION ACCORDING 150 015 7960 STANDARDS USE Cutting of strips OPERATING CONDITIONS ACCORDING TO NF E 64 209 STANDARDS Operator s place Equivalent level Max level Laeq dB A Lpeak dB At workpiece inlet 83 5 gt 135 At workpiece outlet optional Acoustic power only if Laeq gt 85 dB A 97 3 dBw A BANDSAW DS 500 MEASUREMENT OF NOISE EMISSION ACCORDING ISO DIS 7960 STANDARDS USE Cutting of strips OPERATING CONDITIONS ACCORDING TO NF E 64 209 STANDARDS Operator s place Equivalent
9. the CHACO type e Height cutting capacity 550 mm The options are supplied for manual handling of workpieces only no feed device can in any manner be fitted to this type of machine 5 EC APPROVAL EC approval has been granted for the models LZ 500 600 DS 500 600 by the French Testing Institute INRS Approval N 0070 040A 5023 02 95 EC approval for models SR 700 800 900 DS 700 800 has been granted by INRS with Approval N 0070 040A 5025 02 95 5 1 Machine data plate The machine is equipped with a data plate attached to the side of the machine bed in which the identification data of each bandsaw model are indicated EC mark Manufacturer s address Model Name of machine Power Voltage Fabrication year Amperage Frequency Meber S p A Viale Artigianato 1 41012 Carpi ITALY TYPE SR DS 500 600 700 800 900 we mper es Made in Italy HOLZTECH LZ 6 NOISE LEVEL BANDSAWS SR 500 MEASUREMENT OF NOISE EMISSION ACCORDING 150 015 7960 STANDARDS USE Cutting of strips OPERATING CONDITIONS ACCORDING TO NF E 64 209 STANDARDS Operator s place Equivalent level Max level Laeq dB A Lpeak dB At workpiece inlet 80 5 gt 135 At workpiece outlet optional Acoustic power only if Laeq gt 85 dB A BANDSAW SR 600 MEASUREMENT OF NOISE EMISSION ACCORDING 150 015 7960 STANDARDS USE Cutting of strips OPERATING CONDITIONS ACCORDING TO NF E 64 209 STANDARDS Operator s
10. 0 800 900 Lmax maximum length 6040 6040 6170 6260 6300 Lw length required for machining and maintenance 2000 2000 2000 2000 2000 Ln machine length 640 640 770 860 990 La widyh required auxiliar 700 700 700 700 700 Wmax maximum width 4400 4560 4800 4900 5150 Ww machine width 900 1060 1300 1400 1650 Wn width required for machining and maintenance1500 1500 1500 1500 1500 13 WWW HOLZTECH COM HOLZTECH LZ Wa width required for workpiece passage 1000 1000 1000 1000 1000 WWW HOLZTECH COM 14 HOLZTECH LZ 10 2 Lifting and positioning Fig 1 The machine can be lifted with the help of stell cables as indicated in Fig 1 or using a fork lift truck by introducing the forks under the macine bed When a fork lift is used to move the machine anti slip material will have to be placed between the metal bed and the truck forks to prevent accidental falls or slipping We recommend taking the utmost caution when handling the machine especially during loading unloading and positionning on the chosen work site Only competent persons should use the special handling devices to avoid the presence of other people in the immediate vicinity of the machine being handled To create a confortable and rational work station follow these instructions a install the machine where there are no vibrations or noise b ensure adeguate lighting C if the machine is installed near other machines the distance on either side betwe
11. 9 WWW HOLZTECH COM HOLZTECH LZ NOMENCLATURE OF EQUIPMENT OF ELECTRIC DIAGRAM OF SR DS 500 600 DIRECT SINGLE PHASE POS Q1 QF1 KA FU1 HL2 HL1 SA2 YB1 MC1 MC2 M1 PE DESCRIPTION GENERAL SWITCH MOTOR OVERLOAD CUTOUT MINIMUM VOLTAGE COIL AEG CONTROL PROTECTION FUSE VOLTAGE ON TELLTALE white MANUAL BRAKE TELLTALE yellow MANUAL BRAKE SWITCH AEG ELECTRIC BRAKE 220V SAFETY LIMIT SWITCH SAFETY LIMIT SWITCH 2 SPEED MOTOR 220 V EARTH CLAMP MANUFACTURE ARTICLE GEWISS AEG TELEMECANIQUE KLOCHNER 70402 MBS25 HS9 11 TELEMECANIQUE HAGER WEBER BREMAS CEMA KLOCHNER BREMAS CEMA KLOCHNER L501 TELEMECANIQUE PIZZATO TELEMECANIQUE PIZZATO TELEMECANIQUE CEG SEIMEC FR 515 FR 515 ELECTRIC DIAGRAM OF SR DS 500 600 DIRECT SINGLE PHASE WWW HOLZTECH COM 20 21 HOLZTECH LZ WWW HOLZTECH COM HOLZTECH LZ NOMENCLATURE OF EQUIPMENT OF ELECTRIC DIAGRAM OF SR DS 500 600 DIRECT THREE PHASE POS Q1 QF1 T1 KA FU1 2 HL2 HL1 SA1 YB1 501 502 1 DESCRIPTION GENERAL SWITCH MOTOR OVERLOAD CUTOUT TRASFORMER 0 380 0 220 MINIMUM VOLTAGE COIL AEG CONTROL PROTECTION FUSE VOLTAGE ON TELLTALE white MANUAL BRAKE TELLTALE yellow MANUAL BRAKE SWITCH AEG ELECTRIC BRAKE 220V SAFETY LIMIT SWITCH SAFETY LIMIT SWITCH MOTOR EARTH CLAMP MANUFACTURE ARTICLE GEWISS AEG TELEMECANIQUE KLOCHNER 70402 MBS25 HS9 11 TELEMECANIQ
12. AS CEMA TELEMECAN BREMAS CEMA TELEMECAN 2WATT 2WATT AEG BREMAS TPT65R SQUARE D D3Y1 DFSN SQUARE D D3Y1 DFSN PIZZATO FR 515 PIZZATO FR 515 OMRON Z 1560 HOLZTECH LZ 17 TROUBLESHOOTING The motor does not start check that the flywheel covers are closed properly bad adjustment of safety switches EC rules b check that the emergency stop device is released on machines fitted with this device EC rules C if the overload cutout device does not engage check that the star delta starter is correctly positioned on O on machines fitted with this device d check that the overload cutout has not been tripped by an overload reset with the push button provided e the motor is not receiving power consult an electrician The motor efficiency is poor or the motor does not run a Belts not taut b Motor connection false consult an electrician The motor brake does not disengage on machines fitted with this device see paragraph 15 2 d check the brake rectifier and replace if necessary e adjust the brake disc The cut is not straight Sharpening and or tooth setting not correct Cracks in the blade at the base of the teeth 8 teeth not suitable for the process b incorrect tooth setting C blade thickness not suitable for flywheel diameter d blade not taut after use e blade incorrectly sharpened and is therefore overheated f flywheel seal worn or dirty 9 flywheels not aligned call in
13. Cutting boards on profile Fig 22 Use a square with the minimum dimensions shown in the diagram to ensure firm guidance Cutting circular section pieces Fig 23 Use a supporting wedge with nails of the minimum dimensions shown to prevent the piece rotating during cutting FIG 23 WWW HOLZTECH COM 40 HOLZTECH LZ Cutting wooden wedges Fig 24 Use the feed device shown in the diagram 41 WWW HOLZTECH COM HOLZTECH LZ 15 MAINTENANCE 15 1 Machine Maintenance Belt tensioning and replacement After a number of hours operation check that the belts are still taut enough When a force of 2 3 Kg is applied to an intermediate point the belts should undergo a flexure of about 5 mm fig 25 For machine model 500 600 700 if the tensioning is not sufficient loosen screws 1 2 3 adjust nut 4 in the tie rod then retighten the screws fig 26 For machine model 800 900 loosen counter nut 1 and adjust screw 2 tighten counter nut 1 fig 27 To replace the belts disassemble the lower flywheel as indicated below b For machine model 500 600 700 slacken the belts by loosening screws 1 2 and 3 fig 26 and loosen counter nut 4 in the tie rod to lower the motor For machine model 800 900 loosen nut 1 and screw 2 fig 2T Open the cover of the lower flywheel d Remove screw A and flywheel B from the shaft using an extractor or by hand fig 28 e Replace the worn belts by new ones and inser
14. G CONTROL PROTECTION FUSE VOLTAGE ON TELLTALE white MANUAL BRAKE TELLTALE yellow ELECTRIC BRAKE 220V SAFETY LIMIT SWITCH SAFETY LIMIT SWITCH MOTOR EARTH CLAMP START DELTA SWITCH EMERGENCY PUSH BUTTON 25 MANUFACTURE GEWISS AEG TELEMECANIQUE KLOCHNER HS9 11 TELEMECANIQUE HAGER WEBER BREMAS CEMA KLOCHNER BREMAS CEMA KLOCHNER PIZZATO TELEMECANIQUE PIZZATO TELEMECANIQUE CEG SEIMEC BREMAS AEG HOLZTECH LZ ARTICLE 70402 MBS25 L501 FR 515 FR 515 WWW HOLZTECH COM HOLZTECH LZ ELECTRIC DIAGRAM OF SR DS 700 800 STAR DELTA THREE PHASE WWW HOLZTECH COM 26 HOLZTECH LZ NOMENCLATURE OF EQUIPMENT OF ELECTRIC DIAGRAM OF SR DS 500 600 2 SPEED MOTOR THREE PHASE POS DESCRIPTION MANUFACTURE ARTICLE Q1 GENERAL SWITCH GEWISS 70402 QF1 MOTOR OVERLOAD CUTOUT AEG MBS25 TELEMECANIQUE KLOCHNER T1 TRASFORMER 0 380 0 220 KA MINIMUM VOLTAGE COIL AEG HS9 11 TELEMECANIQUE FU1 2 CONTROL PROTECTION FUSE HAGER L501 WEBER HL2 VOLTAGE ON TELLTALE white BREMAS CEMA KLOCHNER HL1 MANUAL BRAKE TELLTALE yellow BREMAS CEMA KLOCHNER YB1 ELECTRIC BRAKE 220V SQ1 SAFETY LIMIT SWITCH PIZZATO FR 515 TELEMECANIQUE 502 SAFETY LIMIT SWITCH PIZZATO FR 515 TELEMECANIQUE M1 MOTOR CEG SEIMEC EARTH CLAMP 5 1 POLARY SWITCH BREMAS SA2 MANUAL BRAKE SWITCH AEG 27 WWW HOLZTECH COM HOLZTECH LZ ELECTRIC DIAGRAM OF SR DS 500 600 2 SPEED THREE PHASE WWW HOLZTECH COM 28 NOMENCLA
15. HOLz 5 L Bandsaw LZ INSTRUCTION MANUAL DB amp S MACHINES 4e Liniestraat 4 Tel 32 0 51 70 54 66 B 8650 Houthulst Fax 32 0 51 70 54 67 Belgium E mail info holztech com HOLZTECH LZ CONTENTS 1 Guarantee 2 Technical data 3 Machine outfit 4 Optionals 5 EC Approval 5 1 Data plate 6 Noise level 7 Personal protection EPI 8 Intended use of the machine and contraindications 9 Overall dimensions 10 INSTALLATION 10 1 Positioning of machine and working environment 10 2 Lifting and positioning 10 3 Dust extraction system 10 4 Electric connection 10 5 Start up 10 6 2 speed motor 10 7 Electic diagram 11 USING THE MACHINE 11 1 Assembly and adjustment of the blade and its angle 11 2 Adjusting the blade fence 11 3 Table clamping 11 4 Dust extraction hood 11 5 Fence and parallelism 11 6 Table tilting 12 CHOICE OF BLADES AND MAINTENANCE 13 BRAKE 14 SAFETY DEVICES ADVICE FOR USE PRECAUTIONS 14 1 Stopping the machine 14 2 Advice Precautions 14 3 Examples of safe working procedures 15 MAINTENANCE 15 1 Machine maintenance 15 2 Electromagnetic motor brake maintenance 16 TROUBLESHOOTING 17 ORDERING SPARE PARTS PARTS LIST WWW HOLZTECH COM 2 1 GUARANTEE All our machines undergo strict controls before leaving our factory and are in perfect working order when shipped They are guaranteed against any manufacturing defects provided they have been used and
16. MACHINE HAS BEEN TURNED OFF AS INDCIATED IN ITEM 14 PAGE 24 Clean the machine regularly to remove any resinous deposits Grease the upper flywheel fence the blade tensioning screw and the rack and pinion system of the adjustable protective device Oil the pins the shafts and the joints Check that the brush is working properly and remove any deposits from the flywheels to avoid vibration and blade breakage Clean the machine from any residual sawdust that may have stored inside the machine WWW HOLZTECH COM 44 Cleaning of flywheels only for SR900 with blade 75mm The machine is supplied as standard with a lubrication system intended for keeping the flywheel surface not covered with rubber and the blade permanently clean The reservoir is fastened inside the machine and is equipped with an adjusting device A fig 31 which keeps the filter I wet fig 32 whose function is to eliminate sawdust and resin on the blade The reservoir is filled with gasoil through the filler hole C fig 31 and the level can be checked through the inspection hole B fig 31 The cleaning of the lower flywheel is ensured by a scraperblade 2 fig 32 which works by the effect of counterweight 3 fig 32 and which reamins permanently in contact with the flywheel The same procedure is used for the upper flywheel fig 33 N B The company declines any liability if the reservoir is not filled with gasoil and the sawblade is not lu
17. TURE OF EQUIPMENT OF ELECTRIC DIAGRAM OF SR DS 500 600 2 SPEED MOTOR SINGLE PHASE POS Q1 QF1 KA FU1 HL2 HL1 YB1 MC1 MC2 M1 PE SB1 SA2 DESCRIPTION GENERAL SWITCH MOTOR OVERLOAD CUTOUT MINIMUM VOLTAGE COIL AEG CONTROL PROTECTION FUSE VOLTAGE ON TELLTALE white MANUAL BRAKE TELLTALE yellow ELECTRIC BRAKE 220V SAFETY LIMIT SWITCH SAFETY LIMIT SWITCH 2 SPEED MOTOR EARTH CLAMP POLARY SWITCH MANUAL BRAKE SWITCH AEG MANUFACTURE GEWISS AEG TELEMECANIQUE KLOCHNER HS9 11 TELEMECANIQUE HAGER WEBER BREMAS CEMA KLOCHNER BREMAS CEMA KLOCHNER PIZZATO TELEMECANIQUE PIZZATO TELEMECANIQUE CEG SEIMEC BREMAS ELECTRIC DIAGRAM OF SR DS 500 600 2 SPEED SINGLE PHASE 29 HOLZTECH LZ ARTICLE 70402 MBS25 L501 FR 515 FR 515 WWW HOLZTECH COM HOLZTECH LZ NOMENCLATURE OF EQUIPMENT OF ELECTRIC DIAGRAM OF SR DS 700 800 2 SPEED THREE PHASE POS DESCRIPTION Q1 GENERAL SWITCH QF1 MOTOR OVERLOAD CUTOUT T1 TRASFORMER 0 380 0 220 KA MINIMUM VOLTAGE COIL AEG FU1 2 CONTROL PROTECTION FUSE WWW HOLZTECH COM 30 MANUFACTURE GEWISS AEG TELEMECANIQUE KLOCHNER HS9 11 TELEMECANIQUE HAGER WEBER ARTICLE 70402 MBS25 L501 HL2 HL1 YB1 SQ1 502 1 SB1 SA2 SA1 HOLZTECH LZ VOLTAGE ON TELLTALE white BREMAS CEMA KLOCHNER MANUAL BRAKE TELLTALE yellow BREMAS CEMA KLOCHNER ELECTRIC BRAKE 220V SAFETY LIMIT SWITCH PIZZATO FR 515
18. UE HAGER WEBER BREMAS CEMA KLOCHNER BREMAS CEMA KLOCHNER L501 TELEMECANIQUE PIZZATO TELEMECANIQUE PIZZATO TELEMECANIQUE CEG SEIMEC FR 515 FR 515 ELECTRIC DIAGRAM OF SR DS 500 600 DIRECT THREE PHASE WWW HOLZTECH COM 22 HOLZTECH LZ NOMENCLATURE OF EQUIPMENT OF ELECTRIC DIAGRAM OF SR DS 600 DIRECT THREE PHASE WITH POWER 3KW POS DESCRIPTION Q1 GENERAL SWITCH QF1 MOTOR OVERLOAD CUTOUT T1 TRASFORMER 0 380 0 220 KA MINIMUM VOLTAGE COIL AEG FU1 2 CONTROL PROTECTION FUSE 23 MANUFACTURE ARTICLE GEWISS 70402 AEG MBS25 TELEMECANIQUE KLOCHNER HS9 11 TELEMECANIQUE HAGER L501 WWW HOLZTECH COM HOLZTECH LZ HL2 HL1 SA1 YB1 501 502 1 5 2 VOLTAGE TELLTALE white MANUAL BRAKE TELLTALE yellow MANUAL BRAKE SWITCH AEG ELECTRIC BRAKE 220V SAFETY LIMIT SWITCH SAFETY LIMIT SWITCH MOTOR EARTH CLAMP EMERGENCY PUSH BUTTON WEBER BREMAS CEMA KLOCHNER BREMAS CEMA KLOCHNER TELEMECANIQUE PIZZATO TELEMECANIQUE PIZZATO TELEMECANIQUE CEG SEIMEC BREMAS TELEMECANIQUE ELECTRIC DIAGRAM OF SR DS 600 DIRECT THREE PHASE WITH POWER 3KW WWW HOLZTECH COM 24 FR 515 FR 515 NOMENCLATURE OF EQUIPMENT OF ELECTRIC DIAGRAM OF SR DS 700 800 START DELTA THREE PHASE POS Q1 MT T1 KA FU1 2 HL2 HL1 YB1 FC1 FC2 M1 PE SB1 SA1 DESCRIPTION GENERAL SWITCH MOTOR OVERLOAD CUTOUT TRASFORMER 0 380 0 220 MINIMUM VOLTAGE COIL AE
19. appropriate to the specific working conditions Always use the machine with the dust extraction system operating even when cutting single pieces All safety measures have been applied in relation to the instructions given above use of the machine for different functions and or modifications without the constructor s prior consent are forbidden CAUTION FURTHER RISKS 8 172 of directive We call the attention of the manufacturing managers and the operators on the further risks involved with bandsaws In fact access to the sawblade is always possible even if the guards are correctly adjusted at the workpiece passage height Therefore Use a pusher when handling pieces near the cutting edge see 14 3 below page 24 Keep your hands far from the rotating sawblade between two workpiece strokes Lower the guard to touch the worktable when the machine is to be left unused for a long time 9 WWW HOLZTECH COM HOLZTECH LZ 9 OVERALL DIMENSIONS 500 1860 600 2060 700 2320 800 2400 900 2700 900 1060 1300 1400 1650 C 855 875 920 1020 MODEL DS WWW HOLZTECH COM D 100 100 100 635 635 760 100 140 855 980 HOLZTECH LZ 10 INSTALLATION 10 1 Positioning of machine and working environment 11 WWW HOLZTECH COM HOLZTECH LZ WWW HOLZTECH COM HOLZTECH LZ EK el i 1 O VE Wa Ww Wn Wa W max Key to symbols 500 600 70
20. are properly fitted to their housing on the flywheel pulley and close the guard f Pull the belts manually while lifting the motor To replace the upper flywheel proceed as follows a Open the upper flywheel guard b Remove screw A Fig 29 and remove flywheel B Fig 29 from its shaft manually or by means of a puller Fig 28 Considering that the flywheel on the machines Type 700 800 900 is very heavy it is advisable to support it during its removal with a hoist 1 Fig 29 or other lifting means or have it supported by two operators when it is completely removed from its shaft so as to prevent its sudden fall causing any damage to people or things Place the new flywheel on the shaft and tighten screw A fig 29 d Close the guard The bearing are tight and therefore need no lubrification They are kept in place by two SEEGER rings Bearing used model 500 600 6206 2LZ model 700 800 6207 2LZ model 900 6208 2LZ Replace the flywhells rubber ring The flywheels of models 500 600 700 are covered with a printed rubber ring Apply to an authorized dealer for any replacement To replace the flywheel rubber ring on model 800 900 accurately clean the external part with a solvent to eliminate any glue residual The cutting of the joint must be tilted Fig 30 We recommend to use EVO STIK 552 8 adhesive The ring and the adhesive are available at our authorized dealers Cleaning and lubrication MAKE SURE THE
21. as already been set during machine testing at 7 bar suitable for correct blade tensioning In the event of a pressure change becoming necessary be very careful when making the setting not to damage the blade itself or the machine structure If necessary contact an authorised dealer WWW HOLZTECH COM 48 9 PNEUMATIC DIAGRAM FOR BLADE TENSIONING Cylinder Pressure switch Valve Noise damper Pressure limit switch Manometer Air connection Safety valve Pusher button Pusher button blade tensioning Camozzi 160 Camozzi Camozzi 240 000 Camozzi 2901 1 4 Codilan RR13 1 4 System Bremas Bremas 49 HOLZTECH LZ WWW HOLZTECH COM HOLZTECH LZ ELECTRIC DIAGRAM OF SR 900 WITH BLADE TENSIONINGNOMENCLATURE OF EQUIPMENT OF ELECTRIC DIAGRAM OF SR900 WITH BLADE TENSIONING Q1 general switch QF1 motor overload cutout SA1 star delta switch FU1 2 control protection fuse T1 trasformer HL1 voltage on telltale white HL2 manual brake telltale yellow HL3 green light for blade tensioning on 220v HL4 bleu light for blade tensioning stop 220v SA2 stop button SA3 stop button SA4 button for blade tensioning on 220v SA5 button for blade tensioning stop 220v 501 safety limit switch 502 safety limit switch P blade tensioning pressure switch WWW HOLZTECH COM 50 GEWISS 70402 AEG MBS25 HS9 20 BREMAS COR258288 HAGER L501 WEBER 0 220 380 0 220 BREM
22. assage of the blade becomes wider and good removal is no longer ensured 11 5 Guide and parallel settings If cutting is not perfectly parallel during operation with the guide the main causes may be a blade too slack b incorrect sharpening or setting C guide not parallel to blade To correct the guide position unscrew the two fastening screws Fig 17 adjust the position of the bar as indicated and then secure in position NWWIHOLZTECH COM HOLZTECH LZ 11 6 Table tilt The table tilts by up to 20 To tilt the table extract the table block in nylon or in wood to allow for the passage of the blade through the opening unscrew the table fastening screw fig 18 tilt the table to the value indicated in the table and lock it in that position 11 7 Regolation fence for tilted optional For adjustment back off bolt A fig 19 and place the fence as according to the type of cut to be carried out The operator can choose the cutting angle according to requirements The fence for tilted cuts slides in the table groove and is used for cutting off operations Blade 12 CHOICE OF BLADES AND MAINTENANCE The dimensions of the blade length width and thickness must be within the minimum and maximum limit values indicated in the technical data section 3 Blades are defined by the their width their conformation and the number of teeth they have Narrow blades are suitable for curved or profile cuts a
23. bricated FIG 31 FIG 32 HOLZTECH LZ NWW HOLZTECH COM HOLZTECH LZ 15 2 Maintenance of the electromagnetic brake of the motor Fig 33 Before making any adjustment or replacement make sure belt tension is correct Note The brake must be adjusted when braking times due to disc wear are above 10 seconds The user must perform the following routine maintenance operations Adjustment of the braking torque The flywheels should stop within 10 seconds To regulate the stopping time adjust nut 31 and make sure the stopping time is not over 10 seconds This time reading must be taken several times 4 5 after the machine has been run empty for at least 15 minutes Brake release Loosen the nut 31 by turning clockwise until the brake is locked b Loosen the same screws 31 by turning anticlockwise by turn From this position to turn the brake can be regulated In any event the distance between the electromagnet and the fan must not be more than 0 2 mm If this distance is greater the brake will not lock If it is less the brake remains locked Extraordinary maintenance Replacing the brake lining Remove the air conveyor 40 and unscrew nut 31 Remove the fan and braking rotor 34 Next fit the new brake lining 35 and re assemble by performing the same operations in the reverse sequence Replacing the brake Remove the air conveyor 40 and unscrew nut 31 Remove the fan and braking rotor 34 the connection s
24. el covers are open After use slacken the blade completely to prevent the flywheel seals from deforming and causing vibration When the blade is not taut place a warning sign on the machine WWW HOLZTEC 34 HOLZTECH LZ 11 2 Blade guide adjustment Upper blade guide The blade guide rigidly mounted on the guard must be adjusted to a height of 4 5 mm above the board to be cut To adjust its height back off the clamp 1 Fig 11 turn the handwheel 2 by hand pictografy fig 11 and lock it in the position required The rear roller 1 Fig 12 must be positioned about 2 mm from the back of the blade to prevent it returning excessively during cutting the position can be adjusted using the screw 2 Fig 12 During the idle return stroke the back of the blade must not be permanently in contact with the roller When using blades up to a specific length see par 11 1 the side rollers 3 Fig 12 must just touch the sides of the blade allowing the teeth to project to prevent the blade from bending to the side and reduce any vibrations during cutting They can be adjusted using the screws 4 Fig 12 with clamping in position by means of the screws 5 Fig 12 When using very narrow blades the rollers 3 fig 12 cannot touch the blade so they must be opened further so as to prevent them from touching the teeth The blade fence does not require greasing Lower blade guide The machine is equipped wi
25. en the bandsaw and the other machines must be at least 80 cm Ensure sufficient room for cutting long planks and the fitting of supports at machine infeed and outfeed d the base should not be rigidly fixed to the floor since a great base deformation during tightening could cause deformation and as a consequence machine vibrations level the machine with a spanner 1 fig 1a by adjusting the screws at the four corners of the feet until the unit is stable and does not vibrate FIG 1 HOLZTECH LZ 10 3 Dust extraction system Connect the machine to effecting dust extraction system with a connection having inside diameter 100 mm Fig 2 At a speed of 20 m sec the air flow rate for each connection is 200 ma h If the wood is damp the air speed may be increased up to 28 m sec giving a flow rate of 1600 m3 h for each dust extraction outlet The extraction pipe diameter for bandsaw SR 900 is 140 mm Considering an air speed of 20 m sec the flow rate for each outlet will be 1600 m3 h SR DS 500 800 D 100mm SR 900 D 140mm 10 4 Electric connection First of all make sure the machine voltage corresponds to that of mains If voltage is 380 V the minimum cross section of the power supply cables must be at least 2 5 mm2 including the earth wire For 220 V voltage and or motor increase absorption gt 18 A installed on request the cross section must be increased accordingly The electric connection must be made
26. in the terminal box fig 3 by a skilled electrician Connect the power wires to the terminals R S T 1 3 5 and the earth wire to the terminal with the earth symbol Fig 3a On start up check the rotation direction on three phase machines if the flywheel turns the wrong way stop immediately and exchange the connections of the phase wires The general switch can be locked to prevent the machine being used by unauthorized person fig 4 WWW HOLZTECH COM 16 HOLZTECH LZ 10 5 Start up To start models 500 and 600 repeat the following operations Fig 5 place the master switch located on the back of the machine to 1 Fig 4 which makes telltale H1 turn on press button 1 of the overload cutout QF 1 To lock the machine press the upper button O of the overload cutout QF1 If the power supply fails for any reason including operation of a safety switch press button 1 of the overload cutout QF1 to restart the bandsaw The braking switch S1 is equipped with a built in yellow led H2 For star delta starting of models 700 800 900 carry out the following operations Fig 6 place the master switch located on the back of the machine to 1 Fig 4 which makes telltale H1 turn on press button 1 of overload cutout QF1 start the machine with star delta switch SB1 to 1 in two different phases to enable the motor gradually to reach peak rpm When there is no voltage the star delta switch must be set to 0
27. ing the actual noice level to which the personnel is exposed are the duration of the exposure the workshop features other noise sources etc i e the number of machines and other adjacent operations Moreover the permissible exposure level can vary from one country to another However the above information may help the user of the machine to a better evaluation of any risks 7 PERSONAL PROTECTION Gloves for handling material and for replacing the blade Non slip footwear Protective goggles Soundproofing ear muffs or helmet 8 INTENDEDUSE OF THE MACHINE AND CONTRAINDICATIONS The machine may be used for cutting solid wood and similar materials cork bone rubber hard plastics and other similar hard materials using blades having characteristics suitable for the function required consult your blade supplier or manufacturer Cutting with fence finishing cuts on profiles and shaping cuts are possible The machine is not able to cut metals or iron The machine must be used within the limits imposed by the technical data in accordance with the safety use and maintenance instructions in this manual The staff who use the machine must have served a suitable period of apprenticeship in its use and maintenance and must have the minimum age required by the legislation in the various countries Personal protection EPI art 7 must be used and the specific precautions mentioned in the manual must be taken also using any equipment
28. into normal position before starting the machine Then return the switch to the normal position to allow the machine to be restarted None of the safety devices must be removed during this procedure To fit the blade open the doors 1 and 2 Fig 8 lower the guard 3 to table level and turn it clockwise Fit the blade and bring it to a moderate tension using handwheel 5 pictografy fig 8 according to the indication is the figure 9 and to the width of the blade Turn the flywheels by hand to check that there is no friction between the blade and the fixed parts of the machine b that the blade is installed correctly on the flywheel seal Fig 10 Reposition guard 3 and close doors 1 and 2 Angle adjustment For long life of the blade and the flywheel tyres the teeth must project beyond the edges of the flywheels The machine is tested before delivery and is thus supplied with the flywheels correctly positioned To adjust the angle of the flywheel back off the clamp 1 Fig 10 and turn the handwheel 2 in direction A to increase the projection of the teeth or in direction B to reduce If blades of width less than 20 mm 500 600 25 mm 2 700 800 or 30 mm 900 are used they cannot be adjusted with protruding teeth so they will remain the middle contouring bent cutting etc Then lock the brake To adjust the blade fence wheels see par 11 2 Two microswitches prevent the machine from starting up if the flywhe
29. nd wide blades for straight cuts The conformation and the number of teeth depend on the thickness and the material to be cut the thicker the material the smaller the number of teeth for better shaving removal and to prevent the blade from jamming or overheating Blade setting will be greater twice the thickness of the blade for soft and fibrous materials and less 1 5 1 3 times the thickness of the blade for hard materials When the blade is not sufficiently sharp replace it immediately In case of breakage the teeth must be set and the blade sharpened and welded by skilled staff using suitable equipment Poor welding may cause vibrations on the machine The main causes of breakage are a imperfect welding b excessive thickness in relation to the flywheel diameter 37 WWW HOLZTECH COM HOLZTECH LZ C blade too taut the spring is too compressed and is therefore not performing its function d outside surface of flywheels dirty e the blade is not sharp enough and or tooth setting is uneven f the blade fence position is incorrect too much friction on the blade g the flywheel angle is not correct for the blade position h the four rear screws locking the lower flywheel shaft are tightened too much and the flywheel axis is displaced WWW HOLZTECH COM 38 HOLZTECH LZ 13 BRAKE An electropneumatic mechanical brake assures that the moving parts stop within a time of less than 10 seconds The brake is subject to
30. orts or rests for long or large boards turn on the general dust extraction system During operation Never clean the table with your hands use a brush with the blade at a standstill use the pusher when cutting short narrow or thin pieces if the blade breaks stop the machine and wait for the flywheels to come to a complete stop before doing anything else when work is over slacken off the blade and place a warning sign on the machine to indicate this During maintenance Disconnect the machine as described above use tough gloves when handling the blades check the earth connection periodically 39 WWW HOLZTECH COM HOLZTECH LZ 14 3 Examples of safe working procedures N B for cutting of very small pieces it is necessary to use the pusher delivered with the machine ATTENTION The sawblade fence base must in any case be positioned as near as possible to the workpiece Max clearance 5 mm Longitudinal cuts alon rofiles Fig 20 Push the wood evenly without jerking to make the cut wider After starting the cut do not stop or withdraw the board Use supports when cutting long boards Longitudinal cuts of thin and narrow boards using the fence Fig 21 Use pushers of the type shown in the diagram to avoid bringing your hands dangerously close to the blade independently on the machine supplied with the machine Special pushers and workpiece rests must be properly constructed by the operator
31. t them in the pulley slots f Reinstall the flywheel on the shaft and tighten screw A g Make sure the belts are properly fitted to their housing on the flywheel pulley and close the cover h For machine model 500 600 700 tension the belts by tightening nut 4 in the tie rod and the screws to fasten the motor in its position fig 26 For machine model 800 900 lift the motor and tighten screw 2 fig 2T then lock the screw by means of the nut 1 Type of belts used model 500 600 A39 model 700 A42 model 800 A45 model 900 3V600 REMEMBER when the belts are slack the braking time is longer Do not tension the belts too far since excessive tensioning causes the belts to overheat and generates rapid wearing To replace belts disassemble the lower flywheel as indicated above HOLZTECH LZ Replace the flywhells To replace the lower flywheel proceed as follows a For machine model 500 600 700 slacken the belts by loosening screws 1 2 and 3 fig 26 and loosen counter nut 4 in the tie rod to lower the motor For machine model 800 900 loosen nut 1 and screw 2 fig 27 43 WWW HOLZTECH COM HOLZTECH LZ a Open the lower flywheel guard b Remove the belts from the flywheel pulley c Remove screw A and remove flywheel B from its shaft manually or by means of a puller Fig 28 d Place the new flywheel on the shaft reinstall the belts into their housing and tighten screw A e Make sure the belts
32. tays 24 and the spring 27 Isolate the diode rectifier by disconnecting the power leads the diode could be located at point 44 or fitted in the terminal board at point 18 Loosen the three screws 23 replace the brake and re assemble by performing the same operations in the reverse sequence 14 15 16 17 U DES mh WW HOLZTECI 138 FIG 33 HOLZTECH LZ FIG 34 47 WWW HOLZTECH COM HOLZTECH LZ 16 PNEUMATIC TENSIONING BLADE FOR SR 900 optional for SR 900 75 mm width only This model of the SR 900 features a pneumatic device which automatically tension the blede to a pre established setting 16 1 Startup fig 35 to startup the machine proceed as follow 1 move the mains swich at the rear of the machine to position 1 see chapter 10 4 thereby causing indicator H1 to light up 2 tension the blade by pressing key 1 on the panel 3 press key 1 of the overload cut out OF1 4 position the start delta switch SB1 on start and then on delta in two distinct phases to enable the motor to gradually reach top speed In the event of a sudden power cut the blade will stay tensioned until power return to the control panel after which the blade can be detensioned by means of key SA4 16 2 Setting the pressure The machine features a regulator 3 and a pressure gauge 4 for regulating the pressure of the pneumatic cylinder which acts on the force with which the belt is tensioned This pressure h
33. th a lower blade guide of the roller type Fig 13 the adjustment is the same as for the upper blade guide Adjustment of blade guide CHACO fig 14 Inserts in graphite material HOLZTECH LZ In this case also the blade guide integral with the guard must be adjusted in height at 4 5 mm from the workpiece For this adjustment see item 11 2 and follow the instructions for the adjustment of the roller guide and follow the indications for the adjustment of the roller guide fig 11 and fig 11A The adjustment of the graphite inserts fig 14 must be carried out with a pusher There must not be any permanent contact between the back of the entire blade and the inserts during the idle return stroke The inserts are worn over time and must be regularly replaced 11 3 Table block On models 500 600 700 the table block A fig 15 is made of nylon and equipped with 4 screws C fig 14 to allow for alignment of the block in relation to the worktable This adjustment has been carried out during the testing of the machine and it should not be necessary to regulate it except if it must be replaced Models 800 and 900 are equipped with a wooden block with the dimensions indicated in fig 16 11 4 Chute The chute is provvided but the cut for the passage of the blade must be made by the user Our machines have undergone dust emission tests to keep them in good condition replace the sawdust remover chute when the slot for p
34. wear and so it must be checked regularly and adjusted or replaced when necessary to assure that the machine stops within the time limits envisaged For adjustments and replacement read the instructions in item 15 2 carefully 14 SAFETY DEVICES ADVICE FOR USE PRECAUTIONS 14 1 Stopping the machine For any work on the machine maintenance repairs or modifications stop the machine and carry out the following three operations disconnect the machine from the electrical mains padlock the circuit breaker check that the machine is not receiving power and that there is no residual potential or kinetic energy springs Only one person must be responsible for carrying out these three operations In case of simple procedures this person may be the operator himself Locking of the machine is carried out by padlocking the master switch If the machine is out of order for any reason stop the machine as described above and place a warning sign on it 14 2 Advice Precautions Before operation There must be nothing on the floor around the machine to avoid unsteadiness on the feet Wear suitable working clothes which are not loose fitting check that the blade is well sharpened taut and well positioned on the flywheels adjust the height of the upper blade fence so that it is 4 5 mm above the board to be processed and check that the other protective devices are in position and properly adjusted position any supp

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