Mechanic Manual Driveunit D
Contents
1. Installation manual Manure belt systems encomatic 2008 Vencomatic by Vencomatic bv Meerheide 5 Phone 31 0 497 517380 u 5521 DZ Eersel Fax 31 0 497 517364 encol j id te Postbus 160 Chamber of Commerce 170 801 35 5520 AD Eersel www vencomatic com The Netherlands The Netherlands info vencomatic com 2 scraper cage roller 1 Cage roller ik 3PP belt 4276185 DETAIL B SCALE 1 7 N w lt O N DETAIL A 2 Turningplate and scrapers 13 Adj bolt middle pressure point 3 Drive roller 7 Locknut M 10 not fixed 5 Scraper pressure roller 6 locknut M8 not fixed 8 Bearingplate 12 Manure guide plate 10 Tension roller 1 Pressure roller 4 Scraper belt 9 Reverse roller 11Belt Vencomatic bv Meerheide 5 Phone 31 0 497 517380 j 5521 DZ Eersel Fax 31 0 497 517364 encol j id te Postbus 160 Chamber of Commerce 170 801 35 5520 AD Eersel www vencomatic com The Netherlands The Netherlands info vencomatic com Mechanic manual Manure Belt System First of all the mechanic must be fully informed about the User Manual Installation 1 Check the delivered drive and return units a The drive unit fig A Are all parts mounted Can you move the bearing plates no 8 fig A freely is there enough clearance on the lock nuts n 6 7 fig A Can you move the side plate at the non motor side and is the motor side bolts all tight b The return station fig B Are all parts m2. is adjusted when the spring tension roller n 10 fig A in the T U is somewhere in the middle of the slot fig 2 and 3 When the belt runs for the first time it will stretch a little After this first run the tension slack adjustment must be checked and adjusted if necessary d Check the adjustment of the T U The scraper on the tension roller is factory set but please double check this Also check the tension of the springs they must be the same on both sides See the screw eyes Vencomatic bv lt lt Meerheide 5 Phone 31 0 497 517380 5521 DZ Eersel Fax 31 0 497 517364 enco ma te Postbus 160 Chamber of Commerce 170 801 35 5520 AD Eersel www vencomatic com The Netherlands The Netherlands info vencomatic com 3 The turning plate n 2 fig A The turning plate has a double function a First Preventing that a loop in the belt n 11 fig A gets stuck between the belt itself and the drive roller a double wrap n 3 fig A The T U should prevent this but when the belt is not adjusted correctly this is an extra Safety b Second On the ends of this part are two stainless steel scrapers These parts keep the drive roller clean They prevent that manure what in spite of the two plastic guiding plates nr 12 fig A comes between the belt and the drive roller can build up on the drive roller When this occurs the diameter of the drive roller will increase and the scraper n 4 fig A will
3. coming out of the terrace sections as the bottom belt Remove any sharp edges so nothing can hook when the belt is running Put the other piece over the section part and overlap them 3 meters 10 feet Keep both belts aligned and square with each other this is very important Keep the joint above the turning plate n 2 fig A You can weld here with a sonic welder without using an extra piece of sheet metal or wood for backing Tack weld the belts with a few welds Keep the overlap 7 cm 3 for 2 0 mtr 78 and 2 3 mtr 90 type systems For 1 15mtr 45 and 1 7 mtr 67 units 5cm 2 5 overlap is enough After welding cut off the excess 3000 overlap Imported things Keep both parts aligned The temperature of the house and belts must be 15 C 59 F or higher So don t store the belts outside After welding don t run the belts for 4 to 6 hours The welds must crystallize cure Vencomatic bv lt lt y Meerheide 5 Phone 31 0 497 517380 5521 DZ Eersel Fax 31 0 497 517364 enco ma te Postbus 160 Chamber of Commerce 170 801 35 5520 AD Eersel www vencomatic com The Netherlands The Netherlands info vencomatic com c Adjusting the R U preload of the belt How tight must the belt be adjusted Often they are too tight Remember this is not a conveyor belt drive comes from the pressure system in the drive unit NOT from overall belt tension A new belt not running and without manure
4. all therefore it is very important to keep this roller and its rubber traction strips clean Small scrapers n 5 fig A keep the traction strips clean After running the belt this should be checked and cleaned Adjusting the pressure The pressure is adjustable through three points a red spring at each edge and a center pressure block The tension must be the same at both ends so it is best to build up the pressure evenly so adjust both sides evenly step by step When you tighten first one side and than the other side the risk of an outbalance pressure roller is very high Always check the gap between the bearing plates and the side plates In the latest models small center points are punched in to help as a reference measurement LH equal EB Likaaik L equal L gelijk d The middle pressure point n 13 fig A when delivered is already adjusted in the factory but can be adjusted if necessary When adjusting or re adjusting this device always be sure that the pressure on the pressure roller is even on both ends and the position is as described in Vencomatic bv Meerheide 5 Phone 31 0 497 517380 he j 5521 DZ Eersel Fax 31 0 497 517364 encol j id IC Postbus 160 Chamber of Commerce 170 801 35 5520 AD Eersel www vencomatic com The Netherlands The Netherlands info vencomatic com 5 Adjusting the pressure roller scrapers n 5 fig A a Adjust the scrapers as close as possible without touching the rubbe
5. en a belt stalls and what not to do When a belt stalls never increase the preload at the slack adjuster When the belt ran okay before find out why it stalls now Possible causes Too much manure on the belt Too much weight Too wet because of a leaking drinking system poor ventilation in colder seasons It is also possible the manure level is too high and drags on the slat bars The resistance will be very high The rods that support the returning lower belt are very dirty Dried manure builds up and squeezes the belt between the dry manure and the tubes Supporting the top belt This happens often when the scrapers are not cleaned and the belt is dirty One or both rollers in the T U is damaged or is out of round The cage roller is damaged or will not rotate anymore Check why Are the keys present in the keyways from the grey plastic sprockets Temperature dropped the belts have shrunk but no slack adjustment to reduce the belt tension has been made The scraper does not clean the belt Another cause something is holding the belt back When you checked everything and did not find a cause you may increase the tension of the pressure roller the red compression springs Reminder keep the tension on both sides even When a middle pressure point is installed you may increase the pressure a little Never increase the pressures more than necessary Instruct the customer again to decrease the tension at the R U when the b
6. entrated on the middle part of the belt where the rubber traction strips are mounted the material in the middle part will be overstretched At both ends this will not appear so the belt deforms and the only way the stretched material can go is upwards If you overstretch the belt even more the belt will run start to pull to the center and overlap This belt is now permantly damaged Always refer to the User Manual to the customer user while doing your explanations In this User Manual steering tensioning and maintenance are clearly described but explain him again that he can only move the carriage on the non motor side The motor side is locked in place In case of an emergency Vencomatic personnel can remove this blockage and steer on this side Always check the tension of the drive chain when you do this Tell the customer user that in particular when steering the belt a side plate will move towards him when he tightens the nut but will not go backwards when he loosens the nut When he runs the belt after adjusting the side plate will move backwards most of the time because of the force on the belt but not always Sometimes he must help it with a crowbar or similar tool Vencomatic bv Meerheide 5 Phone 31 0 497 517380 j 5521 DZ Eersel Fax 31 0 497 517364 encol j id te Postbus 160 Chamber of Commerce 170 801 35 5520 AD Eersel www vencomatic com The Netherlands The Netherlands info vencomatic com What to do wh
7. irds go out of the house and the belts will shrink This is easy to forget Anthony Bal Mechanical Engineer Vencomatic The Netherlands 2008 Vencomatic b v Vencomatic bv Meerheide 5 Phone 31 0 497 517380 j 5521 DZ Eersel Fax 31 0 497 517364 encol j id te Postbus 160 Chamber of Commerce 170 801 35 5520 AD Eersel www vencomatic com The Netherlands The Netherlands info vencomatic com Short Checklist Drive Unit Manure Belts Remark This is just a short checklist For more information read the manual Starting the drive units 1 Safety first Does everybody knows you want to start the drive units and cross conveyor s 2 Tension the scrapers are they clean Run the belts and 4 Check the distance left and right If adjusting is needed only adjust the side where no moter is mounted because of the tension of the chaine Adjusting always when the drive unit is not running One half turn at the time 5 Check the position of the belt tension unit tensionroller should be in the middle of the groove 6 Keep looking at the belts all times A damaged belt can cause problems with the scrapers 7 Check the return stations are the belts in the middle After running the belts Safety first Start cleaning when all systems are shut down Release the scrapers and keep them released Clean the scrapers in particular the back side of the pur strip Clean the rest of the unit don t forget the pressu
8. not clean the belt completely Only the edges of the belt will be clean and the important middle part will stay dirty The rubber traction strips on the pressure roller n 1 fig A will loose all traction and the belt will not run anymore This is a common failure so give it extra attention c Adjusting the turning plate after welding the belts The two stainless steel scrapers must not touch the drive roller If they touch this will generate a horrible squealing sound when you run the belt and it will scare the birds Always keep a small gap between the scrapers and the drive roller u Th uae eo a minimum minimaal minimal 4 Adjusting the pressure roller and middle pressure point n 13 fig A a The function of the pressure roller is to press the belt against the drive roller and even more important to pull the belt firmly around the drive roller That s why the circumference speed is 4 more This also helps to steer the belt The rubber cams are not at the ends of the roller so the drive roller will act like a pair of conical convex pulleys Vencomatic bv Meerheide 5 Phone 31 0 497 517380 j 5521 DZ Eersel Fax 31 0 497 517364 encol j id te Postbus 160 Chamber of Commerce 170 801 35 5520 AD Eersel www vencomatic com The Netherlands The Netherlands info vencomatic com b If the pressure roller is dirty wet manure it will not function correctly the traction is lost and the belt will slip and st
9. ounted Will the cage roller n 1 fig B remove the dirt when you rotate it in the right direction If not swap the cage roller end for end The auger flighting inside should move material to the outside edges where it will fall out of the system 2 Welding the belts adjusting the Return Unit R U and the Tension Unit T U in the Drive Unit D U a Welding a belt Take care When you weld a belt keep the cage roller roughly in the middle of the adjusting range fig B Otherwise there is not enough space for the small scrapers n 2 fig B that are in front of the cage roller Take care the belts will shrink and grow in length depending on the temperature and the length of the house Remind that a belt will shrink when it is getting colder in the house Be sure to mount the small belt plates art n 276185 of 3000200621 and bend them a little by hand This will prevent cutting the belt Vencomatic bv lt lt Meerheide 5 Phone 31 0 497 517380 5521 DZ Eersel Fax 31 0 497 517364 enco ma te Postbus 160 Chamber of Commerce 170 801 35 5520 AD Eersel www vencomatic com The Netherlands The Netherlands info vencomatic com b The welding When you loop the belt through the T U and the D U hold it tight Take care The position of the cage roller must be roughly in the middle of the adjusting range The extension springs in the T U are not stretched now When overlapping the belts for welding put the of the belt
10. r traction strips especially the older glued types of pressure rollers minimum minimaal minimal minime b Later models have a different device with springs no adjustment needed 6 Don t forget to lubricate and adjust the drive chain tension Vencomatic bv lt lt Meerheide 5 Phone 31 0 497 517380 5521 DZ Eersel Fax 31 0 497 517364 enco ma te Postbus 160 Chamber of Commerce 170 801 35 5520 AD Eersel www vencomatic com The Netherlands The Netherlands info vencomatic com Explanation the customer user Start by making it clear that the Manure belt drive system is not a typical conveyor belt and should not be treated like one A conveyor belt is often equipped with a rubber belt and this will act like a big rubber band A conveyor belt needs a high preload to work When this conveyor belt stalls the preload must be increased at the return side The traction will be more and the belt will run again This ts the big difference with a manure belt drive system The PP belt Is not rubber but acts more like a sheet metal plate The preload slack adjustment should be as little as possible just enough to cope with the stretch when running the belt When the belt stalls increasing the preload will not work The cage roller and the rollers in the T U will bend and probably be damaged and the resistance to the belt running will increase The forces on the belt will be tremendous Since the force on the belt is conc
11. re rollers eS a te Check and clean the return stations Don t forget when the house is going empty Always take care that at the moment the chickens are out of the house the return stations of all manure belt systems and also the return stations of the egg belt has to be put back in the lowest tension positioning When the birds are going out of the house the temperature will drop and the belts will shrink If you don t release the return stations to get off all tension of the belts a lot of damage can be done on the belt itself cage rollers etc because the basic material PP react enormous on temperature As example 10 C 18 F lower reducing in a house of 100 mtr 109 yd length will give a shrinkage of 35 cm 1 ft of the belt
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