Introduction
Trak Machine Tools has started offering a series of automation options on our VMCsi series machines, one of them being an Automatic Side Door Option. With this procedure and drawings 36001-1 (VMCsi 7/10),or 36001-3 (VMCsi 12/14) you will be able to complete the mechanical and electrical installation and alignment of the Automatic Side Door Option on the VMCsi series machines. The Programing and testing is covered in the [invalid guide link]
Before starting the "Automatic Side Door Option" the "Automation Ready Option " (34232-1 for VMCsi 7/10 or 34232-3 for VMCsi 12/14) needs to be completed or installed at the same time as the Auto Side Door Option, because some of the electrical connection points needed for the Auto Side Door are installed as part of the Automation Ready option.
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Before installing the Automatic Side Door Option on the VMCsi Machines the Automation Ready Option should already be installed or will be installed as part of the side door installation. See drawing 34232-1 for VMC 7/10 and 34232-3 for the 12/14 series machines. Without Automation Ready Installed this option cannot be completed.
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In order to install the Auto Side Door option on the VMC series machines you need to first remove the existing side door.
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Open the side door and remove the screws that attach the door hinges to the main cabinet and remove the door.
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Next you need to install the Door Frame Weldment to the cabinet using 2 nut plates on the right side of the cabinet and 2 weld nuts on the left.
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Once the door frame has been installed you need to install the upper rail mounting plate. Note: Install the motor mounting bracket to the upper rail mounting plate before installing the plate to the door frame.
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Next you need to install the lower rail mounting plate. First install the deflector to the lower rail mounting plate then install the lower rail mounting plate to the door frame. See photo 2.
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Now you need to install the drawer rails to the mounting plates. Before doing this you should separate the smaller inner rail from the larger one. Use the black latch in photo 1 to release the inner rail and slide it out of the outer one.
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Label the removed rail sections and the rails they came out of so when reinstalling them they can be mated back with the rail they came from.
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Now attach the four(4) drawer rails onto the mounting plates with the rails opening away from the center of the door opening. Leave the drawer rails slightly loose at this time. See photo 2
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The smaller rail sections will be installed on the doors in the next step.
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Using drawing 36205 Install upper weldment 36206 to left door with nut plate 36103-3 and 3 M5-0.8X8 BHCS with flat and serrated washers. Next install the lower weldment 36207 using (3) M5-0.8 (50B) nuts with Serrated and flat washers. Adjust the top weldment flush with the top of the door and tighten. Leave lower weldment slightly loose for now.
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Using drawing 36208 Install upper weldment 36209 to right door with nut plate 36103-3 and 3 M5-0.8X8 BHCS with flat and serrated washers. Next install the lower weldment 36210 using (3) M5-0.8 (50B) nuts with Serrated and flat washers. Adjust the top weldment flush with the top of the door and tighten. Leave lower weldment slightly loose for now.
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See Photo 1 for correct orientation of the weldments on the doors.
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Attach the inner drawer rail sections to the doors taking note of where the corresponding rails are mounted so when the doors are mounted the inner rails will reattach with their mates. Note: Photo 2 shows the correct orientation of the rail mounted to the door.
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When installing the drawer rails to the weldments try to align them so they are as parallel to the weldments as possible. This will help the door hang perpendicular to the rails. See Photo 3
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Using a straightedge and a small bubble level, put the straightedge against the upper right rail with the level on top of the straight edge and level the rail and tighten it. Next align the upper left rail to the straightedge with the level on the straightedge to insure both rails are level and parallel to each other, and tighten the rail down.
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With the drawer rails in place Install the right and left side doors to the drawer rails.
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Move both doors towards the center of the doorway and look at how the doors hang. If there is a larger gap between the doors on either the top or bottom you will need to loosen the top door to weldment screws and adjust one or both of the doors to get them to hang parallel to each other. Once done tighten the upper screws only for now.
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Photo 2 shows doors misaligned and Photo 3 shows the doors properly aligned.
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Open and close the doors a few times. They should move full travel with no roughness or binding. If good tighten the lower weldment nuts and drawer rail screws. Verify the doors still move smoothly.
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If there is some binding or roughness in the movement of the doors check where they go over the lip in the upper rail mounting plate. You may need to adjust the doors up or down to center them over the lip. Check both sides of both doors. Adjust as needed. See Photo 2
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Next install the idler pulley assemblies and tensioners to the left side of the upper and lower rail mounting plates with (4) M5 X 18 SHCS with serrated and flat washers. Then attach the tensioner to the pulleys with an M5X20 Hex head screw. See Photo 1
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Note: Insure there are no set screws in the idler pulleys Before Installation.
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Adjust the idlers away from the tensioner to max travel on the slots prior to belt installation. See Photo 2.
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Install the 56033-1 needle bearing to the 36113 bearing block, then install the bearing block to the lower rail mounting plate as shown in photo 1.
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Install the lower pulley 50620-2 onto the flats on the timing shaft 36199 and tighten in place. See Photo 2
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Install the upper pulley 50620-2 and Needle Bearing 50633-1 to the shaft, and move the shaft up into the motor mount and then lower the shaft into the lower bearing. Next install the upper bearing into the motor mount with (2) M5-0.8 X10 (27B) BHCS then tighten the upper pulley to the flats on the shaft. See Photo 2
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Locate P/N 36156 Bearing Thrust, 36156-1 Washer Bearing Thrust (qty 4), 36133 Coupling Shaft , 36134 Spider, and 36136 Coupling Motor.
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Install the thrust bearing onto the timing shaft inside of the motor mount with 2 thrust washers on each side of the bearing. See photo 3
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Now install the Shaft Coupling 36133 to the Timing shaft then install the spider 36134 and then finally the Motor Coupling 36136. See Photo 3
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Locate Belt Clamp 36123-1 (qty 2), Plate Belt Clamp 50623 (qty 2) and the Cam Limit Switch 36173 (Qty 1).
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Attach the Cam-Limit Switch 36173 to the Belt Clamp 36123-1 with(2) M5X14 FHCS. Then attach the 50623 Plate-Belt Clamp using (6) M4X10 SHCS with serrated and flat washers. Then attach the Belt Clamp and Switch Cam Assy to the top of the right door weldment with (2) M5X8 SHCS with flat and serrated washers. See Photo 1
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Next attach the 50623 Plate Belt Clamp to the 36123-1 Belt Clamp using (6) M4X10 SHCS with serrated and flat washers. Next attach the Assy to the lower door weldment using (2) M5X8 SHCS with flat and serrated washers. See Photo 1
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Close the right door all the way, then feed the belt (50636) through the idler pulley and around the motor pulley and back to the belt clamp assembly. Run each end of the belt into the center of the clamp and pull belt snug and tighten the screws. Attach both the top and bottom belts. See Photo 2
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If you can't pull the slack from the belt with the pulley at the end of the slots you may need to cut one or two teeth from the belt.
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Attach the (2) 36123 Belt Clamps to the left door same as the right. With the right door still closed, close the left door all the way, then attach the Belt Clamp Plates 50623, and Belts to the Belt Clamps using (6) M4X10 SHCS with serrated and flat washers. See Photo 3
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Now you need to align the belt brackets to the pulleys so the belts track correctly. The next few bullet points will show you how to get the belts to track near the center of the pulleys.
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Open the doors all the way, then loosen the left belt bracket and move it to center the belt in the pulley and snug the screws. Next open and close the door a few times to verify the belt tracks near the center of the pulley. Do this for both upper and lower left side belt brackets.
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Use previous step to align the belt and brackets on the right side doors as well.
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If one or both belts can't be aligned to the right side pulleys using the belt brackets, loosen the pulley on the timing shaft and adjust it up or down to get the belt to track near the center of the pulley. Check both upper and lower belts.
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After the belts have been adjusted, open and close the doors a few times to verify the belts are tracking near the center of the pulleys. You may need to adjust the pulley up or down a few times to get the belts to track correctly.
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Install the motor with gear reduction and stand offs to the motor mount. Orient with the cables pointing towards the wire way that runs from the pendant to the electrical cabinet. Tighten the Motor coupling to the motor shaft. See Photo 3.
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May need new photos to show alignment Jig
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The belt now needs to be tensioned. To do this attach the sensor from the Bando Belt Tension Meter to the belt halfway between the (2) pulleys with the door in the open position. See Photo 1.
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Loosen the two(2 ) M5 screws that mount the idler pulley assy to the base plate and then lightly snug them.
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Using an 8mm wrench tighten the belt adjustment screw (M5 Hex Head) until the belt tension reads 50Hz +\- 2Hz on the Bando Meter when the belt is plucked. Then tighten the two(2) M5 screws.
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Locate and install the Door open and close switch spacers 36174 (qty 2)to the upper rail mounting plate using (2) M5-0.8 X 12 SHCS with serrated and lock washers per spacer. See Photo 1
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Mount the Door Closed limit switch 22551-28 to the spacer on the upper rail mounting plate near the center of the door opening. Install the Door Open limit switch 22551-27 to the spacer on the upper rail mounting plate near the motor. Use (2) M4-0.7 X 25 SHCS with serrated and flat washers per limit switch assembly. See Photo 2
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Now that the switches are mounted it is time to adjust them, but before you do route the cables through the grommet in the upper rail mounting plate. See Photo 1
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With the doors fully closed align the closed switch so the switch roller is near the center of the switch cam and tighten the switch bracket screws. See Photo 2
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Next move the door so the switch roller is halfway up the switch cam then adjust the switch up or down so it triggers at this point. Tighten the switch mounting screws. See Photo 2
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Next open the door all the way and align the open switch so that the switch roller is near the center of the switch cam and tighten the switch bracket screws. See Photo 3
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Next move the door so the switch roller is halfway up the switch cam then adjust the switch up or down so it triggers at this point. Tighten the switch mounting screws. See Photo 3
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In order to route the Auto Side Door Motor and Limit Switch Cables back to the electrical cabinet you will need to put a 28mm hole in the side of the wire channel. To get started remove the top cover from the wire channel.
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Make a hole in the wire channel with a 28mm (1.102") Greenlee punch or similar device being careful not to damage any of the wires and cables in the wire way. Once you have made the hole install grommet 26779-5. See Photo 1 for location and dimensions.
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Locate cables 29032-248 Side Door Motor Power and 34239-2 Side Door Motor Output Enable/ Side Door Motor Input B/ Side Door Motor Feedback. Attach both cables to the motor and route back into the electrical cabinet with the limit switch cables. Photo 2 shows approximate routing for VMC 12/14 machines and Photo 3 shows VMC 7/10.
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Before you start any wiring of the Auto Side Door Option shut off the main power and lock the power out for safety.
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Verify that the wiring for the Automation Ready Option as been completed, if not do it now with the Auto Side Door wiring.
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Then wire the Automatic Side Door Option using Drawing P/N 36001-1 for VMCsi 7/10 or 36001-3 for VMCsi 12/14 machines. VMCsi 12/14 machines also require Kit 34247-1 VMC 7/10 machines do not.
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Once the wiring is done update the MCP buttons on the control panel. Remove the existing buttons and install the new ones as shown in Photo 2.
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Before the door can be used in automatic mode it needs to be programed.
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Use the link below to load the Auto Front and Side Door Programing Procedure to assist you in programing the servo drive and motor.
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Once the programing is complete open and close the door a few times and verify you can open and close the side doors with the MCP buttons.
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Using the drawing 36001-1 for VMC 7/10 and 36001-3 for VMC 12/14, drill and tap the (7) M5 holes to install the upper door cover and small wire way that runs from the motor to the main wire way on the top of the Machine Enclosure.
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Next drill and Tap the (4) M6 holes on the side of the Machine Enclosure to install the front and rear pinch space covers. Use drawing 36001-1 for VMCsi 7/10 and 36001-3 for VMCsi 12/14. Photo 2 Shows locations for VMCsi 7/10 machines.
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Use drawing 36001-1 for VMCsi 7/10 and 36001-3 for VMC 12/14 machines to locate the sheet metal part numbers and required hardware to install the remaining sheet metal to complete the Auto Side Door Installation. You may need to use 36159 (VMC 7/10) or 36197 (VMC 12/14) as a template to transfer it's mounting holes to the machine sheet metal..
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