Operating instructions for jaw crusher type BB300
Contents
1. 500 26 10 1998 Retsch GmbH amp Co KG 8 Doc No GB98 054 9999 26 10 1998 Retsch GmbH amp Co KG Transport and installation Target group Owners carriers operators Packaging The packaging is suitable for the mode of transport selected It complies with the general packaging regulations Please keep the packaging for the duration of the guarantee period as your guarantee claim will be endangered in the case of a complaint or return of the machine in inadequate packaging Transport The BB 300 must not be thrown subjected to impact or shock during transport The electrical and mechanical components may otherwise be damaged In order to handle the BB 300 by crane with a minimum load capacity of 1000kp the feed hopper has been dismantled The BB 300 can then be handled using appropriate lifting gear One option is shown in Fig 1 Please loop the ropes around both bearing housings on the BB 300 Fig 1 Interim storage Also ensure that the BB 300 is stored in a dry location for interim periods Temperature fluctuations When there are severe temperature fluctuations e g during air transport the BB 300 is to be protected from condensation The electrical components may otherwise be damaged Scope of supply e BP 300 e Grease gun e 1 instruction manual Check the delivery for completeness including the accessories ordered in2. Accessories e Collecting bin on rollers V 50 litres Copyright This documentation may only be duplicated or passed on to third parties its contents passed on or otherwise used with the express approval of Retsch GmbH amp Co KG Violators will be liable for damages Modifications We reserve the right to make technical modifications without notice 18 Doc No GB98 054 9999 Safety instructions table for the BB 300 taken from the chapters ot paying attention to the safety instructions can Claims for damage ate excluded in whatever form ead to damage to people and property Please retain the packaging for the duration of the In the case of complaint your warrantee rights can be guarantee period endangered if the item is returned insufficiently packaged During transportation the BB 300 should not be Electronic and mechanical components can become knocked shaken or thrown damaged With severe variations in temperature the BB 300 Electronic components can become damaged must be protected from condensation Scope of delivery n the case of the delivery being incomplete and or Later complaints can under certain circumstances no transport damage you must inform the carrier and longer be considered Retsch GmbH immediately within 24 h Drops below 5 C Electronic and mechanical components can become Rises above 40 C damaged Performance data change by an unknown extent Ait humidity Electronic and mechanical components can beco
3. data throughput and achievable final fineness are dependent on the breakage behaviour and hardness of the process material and on the gap width set Input grain size The maximum input grain size is determined by the size of the intake opening and is max 150 mm on the BB 300 Quality of process material In principle any hard and brittle process material with a Mohs hardness gt 3 can be crushed in the BB 300 Moist or greasy process material with a Mohs hardness lt 3 tends merely to compact or cake in the crusher chamber as a result of the pressure applied by the crusher jaws Crushing is hardly possible in such cases Capacity If the crusher chamber W is filled more than 2 3 3500ml the guide plates on the feed hopper can be damaged and process material conveyed by the moving crusher arm into the crusher casing behind the crusher arm Fig 7 The quantity of material in the machine also influences the proportion of fines in the pre pulverised sample material The more material in the crusher chamber the higher the proportion of fines can be If the crusher chamber W is filled more than 2 3 3500ml the guide plates on the feed hopper can be damaged and process material conveyed by the moving crusher arm into the crusher casing behind the crusher arm 16 Doc No GB98 054 9999 General Cleaning Cleaning of the BB 300 is best effected with an industrial vacuum cleaner and a robust long handled brush The feed hop
4. service address Confirmation I have read and understood the foreword and the chapter on safety Signature of the operator Signature of service technician 26 10 1998 Retsch GmbH amp Co KG 5 Doc No GB98 054 9999 26 10 1998 Technical data Target group Owners operators Machine type designation BB 300 Use for the intended purpose This machine is not designed as a production machine or for continuous operation but as a laboratory machine intended for 8 hour single shift operation The BB 300 is suitable for crushing of medium to extremely hard substances and brittle and hard tough materials The achievable final fineness can be up to 5 mm and less depending on the input material The maximum input grain size is lt 150 mm The materials which can be crushed in the BB 300 include the following concrete ores rock glass ceramics coal minerals slags cement clinker etc Should you require any further details the Retsch applications laboratory will be pleased to assist Do not modify the machine in any way and use only spare parts and accessories approved by Retsch The conformity with European Directives declared by Retsch will otherwise be invalidated Furthermore this will lead to all warranty claims being rendered null and void Retsch GmbH amp Co KG Gap adjustment From 1 mm to approx 40 mm by means of a spindle Throughput final fi
5. aeisch Operating instructions for jaw crusher type BB300 Letsch Retsch GmbH amp Co KG 42781 Haan Rheinische Str 36 GermanyDoc No GB98 054 9999 26 10 1998 Retsch GmbH amp Co KG Notes on the operating instructions These operating instructions for the jaw crusher type BB 300 provide all the necessary information on the topics listed in the table of contents The guide the target group s defined for the relevant subjects in safe and proper handling of the BB 300 Knowledge of the relevant chapters by the appropriate target group s is essential for safe and proper handling This technical documentation comprises a reference work and a training guide The individual chapters are self contained units These operating instructions do not contain any instructions on repairs Should any repairs become necessary please contact your supplier or Retsch GmbH amp Co KG 2 Doc No GB98 054 9999 Eegen Ee 4 Notes oh Safety ive scccnssteacaviacendvalvaae GAEE EEE 4 Watnine symbol 5 PS AGS sare et 5 EE 5 Technical data none EE 6 Use for the intended purpose un Seege ee etr geg eleedg Zeg 6 Gap adjustment ee eet 6 Throughput final fineness ae 6 Degree Of protection a ea ae 6 R ted power nu EEE ERERERENSERDIRINESNERT 6 Noise anheben er 6 Equipment dimension Sissis eieiei 7 Mounting surface required un 7 Dimensional Chart aa au aaa aber 8 Transport and installation ueeressssnssssss
6. dividually Check the perfect function of the KM 100 see chapter on operation On incomplete delivery and or transport damage you must notify the forwarding agent and Retsch GmbH immediately within 24hrs It may not be possible to take account of later complaints 9 Doc No GB98 054 9999 Parameters for the installation location Ambient temperature 5 C to 40 C If the ambient temperature falls below or exceeds the limits specified the electrical and mechanical components may be damaged or the performance data changed to an unknown extent Humidity Maximum relative humidity 80 at temperatures up to 31 C decreasing in a straight line to 50 relative humidity at 40 C At higher humidity the electrical and mechanical components may be damaged and performance data changed to an unknown extent Site altitude max 2000 m above sea level Installation A mounting surface of 670mm in width and 1600mm in depth is required The mouth of the feed hopper is at a height of approx 1450 mm Install the BB 300 on an even firm surface only Anchoring is not absolutely necessary as the free mass momentums induce only hardly perceptible vibrations in the vicinity It can however be effected using the bores in the feet Fig 2 Hopper assembly In order to ensure safe transport the BB 300 is delivered with the feed hopper dismantled A cover is fitted in place of the hopper to p
7. e Close door D and catch E e The BB 300 must not start e Start the BB 300 at main switch A 26 10 1998 Retsch GmbH amp Co KG 17 Doc No GB98 054 9999 Fig 10 Fig 10 26 10 1998 Retsch GmbH amp Co KG Notes on setting the limit switch e Remove screws S1 e Remove cover Al e Release screws S2 but do not remove them e Move the bracket with limit switch E The limit switch must operate as soon as the door is opened by max 50 mm Fig 9 e Re tighten screws S2 e Fit cover Al and fasten with screws S1 Perform the test as described above under Tests Replacing crusher jaws e Disconnect the mains plug e Remove the feed hopper e Set the gap width to maximum Remove cheese head screws 3 e Remove clamps Kl e Replace crusher jaws B1 Should it prove difficult to remove the clamps they can be prised off with a screwdriver Proceed as follows e Remove plug ST e Insert the screwdriver through the bore which is now free e Tap lightly on the screwdriver with a plastic mallet After replacing the crusher jaws always remember to re tighten cheese head screws S3 well and refit plugs ST e Fit the feed hopper and fasten it with the eight hexagon screws The feed hopper may only be dismantled by trained specialists by removing the eight hexagon screws for cleaning purposes Operation of the BB 300 with the feed hopper removed is impermissible Risk of crushing fingers and hands
8. ersons appointed to work with the BB 300 H have read and understood all the stipulations of the chapter on safety D are familiar before commencing work with all instructions and regulations for the relevant target group H have access to the technical documentation for this machine at all times and without difficulty Ensure that new staff have been familiarised with the rules for safe and proper handling before commencing work on BB 300 either by oral instruction by a competent person and or by this documentation Incorrect operation can lead to damage or injury You are responsible for your own safety and that of your staff Ensure that no unauthorised persons have access to the BB 300 For your own protection have your staff confirm that they have been instructed in operation of the BB 300 A draft of an appropriate form can be found at the end of the chapter on safety No liability in any form will be accepted for damage or injury resulting from failure to observe the following notes on safety 4 Doc No GB98 054 9999 Warning symbols We use the following symbols to warn of Personal injury Damage to property Repairs These operating instructions do not contain any instructions on repairs For your own safety only have repairs performed by Retsch GmbH or an authorised agent service technicians In such a case please inform The Retsch agency in your country Your supplier Retsch GmbH direct Your
9. g back for cleaning by Danger of crushing for fingers and hands unscrewing the two socket screws only by assigned trained personnel Operation of the BB 300 without screwed in socket screws and without the filling hopper is not permitted 26 10 1998 Retsch GmbH amp Co KG 19 Doc No GB98 054 9999 Warranty conditions In the case of justified complaints we will repair or replace the defective parts at no charge The purchaser shall only be entitled to withdraw from the contract or reduce the purchase price when at our decision repair is impractical or impossible or replacements cannot be supplied or cannot be supplied in due time or when a reasonable period of grace of at least six weeks set by the customer has expired without result due to circumstances within our control Should the attempt to repair or replace defective parts finally fail the customer may at his option require a reduction of the purchase price or withdraw from the contract Further claims in particular such for damages not suffered by the object itself such as loss of production shall be excluded unless caused by intent or negligence on our part We pass on the liability of the manufacturer s for bought in products We shall bear the direct costs of repair or replacement on condition that the complaint has proven to be justified This also applies to the costs of shipment and reasonable costs for dismantling and installation The customer shall howeve
10. h an 8 mm AF spanner e Slide the 0 position on scale M to the zero position of pointer L e Re tighten the hexagon or knurled head screws S1 26 10 1998 Retsch GmbH amp Co KG 14 Doc No GB98 054 9999 Do not set the gap width of the BB 300 to below 1 mm Mechanical components can be damaged if there is blockage Feeding in process material The feed hopper B can accept process material with grain sizes up to 7 150 mm Only fill the feed hopper and the crusher chamber when the machine is running The feed hopper is not however intended for storage of process Be material its function is solely that of feeding material into the crusher N chamber It also prevents inadvertent reaching into the crusher N chamber and stops process material from being ejected W i S Fig 6 Fig 6 If the crusher chamber W is filled more than 2 3 3500ml the guide plates on the feed hopper can be damaged and process material conveyed by the moving crusher arm into the crusher casing behind the crusher arm 26 10 1998 Retsch GmbH amp Co KG 15 Doc No GB98 054 9999 Fig 7 26 10 1998 OVO Retsch GmbH amp Co KG Notes on working procedures Target group Laboratory technicians General The BB 300 is a robust free standing machine which can predominantly be used for preliminary pulverisation of hard or brittle materials The performance
11. lared the corresponding performance data to be firm and binding in writing in our acknowledgement of order Our warranty shall also become null and void if persons other than those appointed by ourselves perform repairs or other work on or modifications to goods we have supplied or use unsuitable accessories provided that their is a causal relationship between such actions and the defects which appear For the rest our warranty is dependent on compliance with our operating instructions If the goods are installed in other systems or production facilities by the customer without our prior approval or connected to linked with or processed on such systems or production facilities our warranty is exclusively limited to the parts we have supplied Repair or replacement of defective parts shall be effected at our option either at the point of installation of the object purchased or at our corporate location When repairs take place at the point of installation the customer is to afford our representative unimpeded access for as long as required to the object purchased The customer may for the rest only require the performance of the warranty work during normal local business hours Should warranty work be performed at the customer s request outside our normal business hours the customer is to pay the additional costs Should he require further special work over and above the warranty work these costs are also to be borne on the basis of our curren
12. me at temperatures up to 31 damaged Performance data change by an unknown extent Mounting the hopper In order to be sure to be able to guarantee the Danger of crushing for fingers and hands transport the BB 300 has been delivered with a dismounted filling hopper It is not permissible to run the BB 300 without a filling hopper mounted Electrical connection Mains supply does not match the values given on the Electronic components can become damaged type plate Before initial operation the direction of rotation is to If the direction of rotation is wrong no satisfactory milling be checked see rotation direction arrow on the motor will take place and mechanical components can become damaged Operation During starting stopping and disconnection there Mechanical components can possibly become damaged via must be no material for grinding in the crushing a blockage chamber or in the feed hopper Do not set gap width below 1 mm Mechanical components can possibly become damaged via a blockage The crushing chamber is not be filled by more than Otherwise the guide plates of the feed hopper can 2 3 becoming damaged and the material for grinding will be delivered by the breaking arm into the crusher housing behind the arm Cleaning Each time before cleaning pull out the mains plug Bes Since they would damage the felt seals on the sides of the breaking arms or wash out the grease filling The filling hopper may be swun
13. neness The performance data throughput and achievable final fineness are dependent on the breakage behaviour and hardness of the process material and on the gap width set They can only be determined empirically Degree of protection IP55 Rated power 3000 watts Noise data Noise measurement to DIN 45635 31 01 KL3 The noise levels are also decisively influenced by the properties of the material to be ground Example 1 Sound power level Lwa 95 7 dB A Workplace related emission level Lp eq 81 5 dB A Service conditions Input material Marble pebbles grain size lt 90 mm Gap width set lt 1 mm Final grain size lt 14 mm Filling of milling chamber approx 65 6 Doc No GB98 054 9999 Example 2 Sound power level Lwa 102 dB A Workplace related emission level Lp eq 90 dB A Service conditions Input material Quartz pebbles grain size lt 55 mm Gap width set lt 1 mm Final grain size lt 10 mm Filling of milling chamber approx 65 Equipment dimensions Height approx 1450 mm Width approx 670 mm Depth approx 1600 mm Weight approx 700 kg net Mounting surface required 670 mm x 1600 mm no safety clearances necessary 26 10 1998 Retsch GmbH amp Co KG 7 Doc No GB98 054 9999 Dimensional chart ca 1450 geoffnet 1600 Ture C0
14. nnssssnnnnnnsnnnnsnnnnnnnnnnn 9 Packing eege ENEE een 9 SU TAUNTS DO a AEE es 9 Interim stotage sisses lea ea 9 SCopE t Supply ce egy ei 9 Parameters for the installation location uuneessnesssneeennnee nenn 10 BE EE 10 Hopper assembly u 10 Electrical Connection anna nen ae 11 Meter 12 Graphical representation of the controls uuueensennesnnesnennnennenn 12 Overview table for the graphic su 13 Starine the BB SO Oeics ae 14 Beete DEER A ee 14 Setting the gap width nein 14 Adjusting the zero position of the gap width indicatotr 14 Feeding in process material entgeet eegenen 15 Notes on working procedures eesseesssessseeessersseeesseesseeessees 16 ETE EE 16 Input Ratt size ee 16 Quality of process material nee 16 pa E E nee 16 EEE E 17 RE EE 17 Ee E 17 Tests seele 17 Replacing crusher ws Hl nen 18 EE 18 COB UHC en aan 18 Modifications Ya seele Es 18 Safety instructions table EE 19 Warranty conditions nee 20 26 10 1998 Retsch GmbH amp Co KG 3 Doc No GB98 054 9999 26 10 1998 Retsch GmbH amp Co KG Safety Target group All persons dealing with the machine in any way The BB 300 is a modern powerful product from Retsch GmbH It reflects the state of the art When the machine is handled correctly by persons familiar with this technical documentation it is completely safe and reliable in operation Notes on safety You as the operator are responsible for ensuring that the p
15. per may only be dismantled by trained specialists by removing the eight hexagon screws for cleaning purposes Operation of the BB 300 with the feed hopper removed is impermissible Risk of crushing fingers and hands Do not clean the BB 300 with running water Lethal hazard of electric shock Solvents must not be used as the felt seals on the sides of the crusher arms would be destroyed and grease packing washed out Maintenance The BB 300 requires relubrication from time to time Fig 8 Please consult the table below for quantities of lubricant and intervals The positions of the lubrication points are marked by red arrows on the machine No Quantity in kg Interval in operating hours 1 0 025 50 2 0 005 50 x 3 0 003 500 4 0 005 500 Points not shown in Fig 8 but marked with arrows are permanently lubricated Please use the grease gun supplied with the BB 300 for lubrication As the lubricant a conventional multipurpose grease can be used e g EP 4685 from ESSO SHELL or BP Fig 8 Tests The function of the limit switch on the door is to be tested every six months Fig 9 e Start the BB 300 e Open catch E e Open door D until the gap on the left is 50 mm e Limit switch E must operate and the BB 300 stop If the limit switch does not operate it requites resetting as described below or otherwise Fig 9
16. r be obliged to bear the costs of providing his own fitters and ancillary personnel at site Should our customer operate abroad we shall in contrast be entitled to bear the costs of rectification and in particular transport travel and material costs ex German border The warranty term for newly manufactured goods is two years for used it is one year The guarantee refers to deployment in a laboratory in 1 shift operation In case of multi shift operation or other areas of application the guarantee term is shortened accordingly No warranty is given for parts subject to wear and tear We warrant that our goods are free of manufacturing defects The suitability classification and function of our goods shall be exclusively determined by the specifications in the acknowledgement of order even if these deviate from the order In such cases the customer shall have the option of drawing our attention to any deviations from the order within two weeks of receipt of our acknowledgement and reaching agreement with us Should no objection be raised to the specifications in the acknowledgement of order these shall be deemed accepted In the lack of any agreement to the contrary we shall accept no liability for the suitability of the object supplied for the purpose intended by the customer The same shall apply to performance data expected by the customer unless we have been able to perform appropriate realistic laboratory trials in advance and dec
17. revent inadvertent reaching into the machine Fig 2a e Remove the eight hexagon screws SK with a 13 mm AF spanner Ri late PL Fig 2 e Remove plate e Fit the feed hopper e Insert the eight hexagon screws SK and tighten them well with a 13 mm AF spanner Operation of the BB 300 without the feed hopper fitted is impermissible Risk of crushing fingers and hands 26 10 1998 Retsch GmbH amp Co KG 10 Doc No GB98 054 9999 Electrical Connection The electrical connection must be established by a specialist electrician e Consult the type plate for the voltage and frequency of the BB 300 e Ensure that the values are in agreement with the mains power supply e Connect the BB 300 to the mains using the cable supplied Ensure that there is an external fuse in accordance with the local regulations when connecting the unit to the mains supply Failure to observe the values on the type plate can result in damage to electronic or mechanical components Prior to initial start up check the direction of rotation See the direction arrow on the motor If the direction of rotation is incorrect crushing performance is inadequate and mechanical components can be damaged 26 10 1998 Retsch GmbH amp Co KG 11 Doc No GB98 054 9999 Operation Target group Operators Controls and operation Graphical representa
18. t prices 26 10 1998 Retsch GmbH amp Co KG 20 Doc No GB98 054 9999
19. tion of the controls Fig 3 26 10 1998 Retsch GmbH amp Co KG 12 Doc No GB98 054 9999 Overview table for the graphic Function ON OFF and motor protection switch Starts and stops the jaw crusher motor interrupts the power supply when the motor is overloaded Feed hopper Facilitates material feed prevents inadvertent reaching into the crusher chamber prevents ejection of process material C Chamber for a collecting bin A collecting bin with external dimensions height 280mm width 450mm depth 650mm can be inserted here A collecting bin on rollers V 501 is available as an accessory Door Open collecting bin can be inserted BB 300 cannot be started Closed BB 300 can be started inadvertent reaching into the machine is impossible Indicates the gap width in conjunction with scale M pitch 2 5 mm M Scale Indicates the gap width in conjunction with pointer L adjusts the zero position of the gap width when the jaws are worn N EE Spindle Increases the gap width when turned anti clockwise reduces the gap width when turned clockwise Fixed tee apen Accommodates crusher jaw K facilitates adjustment of gap width with spindle O Moving crusher arm Accommodates crusher jaw K performs the necessary crushing motion Wi Ea ae 26 10 1998 Retsch GmbH amp Co KG 13 Doc No GB98 054 9999 Starting the BB 300 The BB 300 may only be started with the crusher chamber empt
20. y Process material fed into the crusher chamber or feed hopper before starting leads to blockages and mechanical components may be damaged The ON OFF switch is located on the front right of the BB 300 Fig 4 e Turn the switch to the ON position The motor is started and the moving crusher arm starts to move The crushing process can only be started when the door is closed and locked When the door is opened a limit switch prevents the BB 300 from starting Stopping the BB 300 The ON OFF and motor protection switch is located on the front right of the BB 300 Pei e Turn the switch to the OFF position The motor is disconnected from the power supply and the moving crusher arm stops Only stop the BB 300 when there is no further process material in the crusher chamber Mechanical components can be damaged if there is blockage Setting the gap width Fig 5 e Start the BB 300 under no load e Release lock nut N anti clockwise e Turning spindle O clockwise reduces the gap e Turning spindle O anti clockwise increases the gap e Pointer L roughly shows the gap on scale M pitch 2 5 mm e Re tighten lock nut N clockwise Adjusting the zero position of the gap width indicator Fig 5 e Start the BB 300 under no load e Release lock nut N anti clockwise e Carefully turn spindle O inwards clockwise until the two crusher arms just audibly meet e Release the hexagon or knurled head screws S1 wit
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