Jet JTM-4VS, Operating Instructions And Parts Manual

Page 1: ...del JTM 4VS Shown with optional accessories X Axis Table Powerfeed and DRO WALTER MEIER Manufacturing Inc 427 New Sanford Road LaVergne Tennessee 37086 Part No M 690182 Ph 800 274 6848 Revision H 04 2...

Page 2: ...ge prepaid to a location designated by us For the name of the location nearest you please call 1 800 274 6848 You must provide proof of initial purchase date and an explanation of the complaint must a...

Page 3: ...ower Feed Operation 16 Draw Bar Operation Changing Tooling 17 Clamping Work Piece to the Table 17 Adjustments 17 Mill Head Left Right Adjustment 17 Mill Head Fore Aft Adjustment 18 Positioning the Ram...

Page 4: ...4 Lead Screw Assembly 37 One Shot Lubrication System 38 Electrical Connections Single Phase only 39 Electrical Connections 3 Phase only 40...

Page 5: ...ber Your risk of exposure varies depending on how often you do this type of work To reduce your exposure to these chemicals work in a well ventilated area and work with approved safety equipment such...

Page 6: ...sharp and clean for the best and safest performance Follow instructions for lubricating and changing accessories 26 Turn off the machine and disconnect from power before cleaning Use a brush or compr...

Page 7: ...r Revolution of Spindle in 0 0015 0 003 0 006 0 0015 0 003 0 006 Spindle Travel in 5 5 Head Movement Left and Right deg 90 90 Head Movement Fore and Aft deg 45 45 Maximum Distance Spindle to Table in...

Page 8: ...Turret Mill not shown 1 Flat Way Cover 1 Pleated Way Cover 1 Draw Bar 3 Table Adjustment Handles 1 Tool Box containing 1 Hex Key Set 1 5 10mm 1 17 19mm Box Wrench 1 Cross Point Screw Driver 2 1 Flat...

Page 9: ...nder the corners needing them The machinist s level used for leveling should be placed on the table The table is the reference surface for both side to side and fore and aft leveling Be certain you ge...

Page 10: ...10 JTM 4VS Dimensions Figure 2 Installation Diagram...

Page 11: ...11 JTM 4VS Overview and Terminology Figure 3 Overview...

Page 12: ...ubrication Do not operate the mill before lubricating the machine fully Failure to comply may cause damage to the machine Refer to the Maintenance Lubrication section and make sure the machine has bee...

Page 13: ...re 7 is used to control the spindle speed The speeds for high and low speed ranges are displayed on the panel on the front of the mill head B Figure 7 All speed changes must be made while the motor is...

Page 14: ...ear Do not move the Quill Power Feed Lever unless the motor is at a complete stop When changing the lever position do it gently If the gear does not engage jog the motor and allow it to stop before at...

Page 15: ...ise out is downfeed in is upfeed Neutral position is between the in and out position It is recommended that the Feed Direction Knob be left in the neutral position when not in use Figure 13 Coarse Fee...

Page 16: ...ntinue turning the Micrometer Adjusting Nut H until the Feed Trip Cam Lever D trips 6 Tighten the Locknut I 7 Ensure Quill Lock K is disengaged by rotating counter clockwise 8 Start the spindle A 9 Se...

Page 17: ...to cause the machine to tip over resulting in serious injury to the operator and damage to the machine 1 Loosen four large hex nuts that secure the mill head to the ram adapter refer to Figure 20 1 4...

Page 18: ...ree ram adapter clamp bolts on the ram A Figure 21 There is no need to loosen the bolts more than 1 2 turn to allow tilting Figure 21 b Support the mill head with your free hand Press upward on the sp...

Page 19: ...djustment The table saddle and knee are equipped with adjustable gibs The gibs may require adjustment if unusual vibration is noted when the locking mechanisms are off or if you experience unusual vib...

Page 20: ...e power feed lever correctly engages and disengages when driven by the drive motor Table Lead Screw Backlash Adjustment Refer to Figure 26 The milling machine table is moved by a lead screw and nut fo...

Page 21: ...the table to the middle position 6 Set up a dial indicator to check longitudinal backlash Gently move the crank back and forth while watching the dial indicator The backlash should be between 0 003 i...

Page 22: ...Check oil daily add if required Pull lube handle every hour during operations C Knee leadscrew grease nipple Mobilith AW2 or equivalent Service once each week D Back gear grease nipple Mobilith AW1 o...

Page 23: ...r in a hydraulic press Move the hydraulic ram into contact with the spring stop washer ref 9 Remove the screw ref 107 from the end of the motor shaft 10 Slowly release pressure on hydraulic ram until...

Page 24: ...ot finger stud ref 58 out of the lower housing cover ref 50 and the brake pivot fingers ref 59 7 Before removing note the orientation of the brake pivot fingers ref 59 for correct positioning for re a...

Page 25: ...ref 177 8 Install end of spring ref 178 over the pin ref 168 on pinion shaft ref 166 9 Install pin ref 168 in feed handle hub sleeve ref 176 on other end of spring ref 178 10 Turn the spring cover re...

Page 26: ...26 Head Assembly...

Page 27: ...0 mm 2 24 VS 024 Bushing 2 25 VS 025 Dial Control Shaft 1 26 VS 026 Spring Pin 3 x 12 mm 1 27 VS 027 Dial Wheel 1 28 VS 028 Wheel Handle 1 29 VS 029 Shaft 1 30 VS 030 Spring Pin 4 x 16 mm 2 31 VS 031...

Page 28: ...ring Washer 1 80 VS 080 Snap Ring 1 81 VS 081 Nut 1 82 VS 082 Lower Housing 1 83 VS 083 Fixed Clutch Bracket 1 84 VS 084 Spring 1 85 VS 085 Stud 3 86 TS 1506021 Hex Socket Cap Screw M12 x 25 3 87 VS 0...

Page 29: ...2 1 118 VS 007 Snap Ring 4 119 VS 005A Plastic Sleeve 2 120 VS 120 Key 6 x 4 x 32 mm 2 121 BB 6206ZZ Ball Bearing 6206ZZ 1 VS 000A Forward Reverse Switch 3 Phase not shown 1 JTM2 598CP Forward Reverse...

Page 30: ...30 Spindle Assembly...

Page 31: ...LA 144 Cluster Gear Assembly 1 29 HA 029 Cluster Gear Key 3 x 3 x 45 mm 1 31 LA 143 Cluster Gear Shaft 1 32 HA 032 Snap Ring 2 33 LA 142 Bevel Gear Bushing 1 34 LA 141 Thrust Spacer 1 36 LA 156 Feed...

Page 32: ...p Handle 1 106 LA 092 Feed Trip Bracket 1 107 TS 1503051 Hex Socket Cap Screw M6 x 20 2 109 HA 109 Key 3 x 3 x10 mm 1 110 LA 130 Feed Reverse Knob Stud 1 111 LA 131 Reverse Knob 1 112 HA 112 Snap Ring...

Page 33: ...n Shaft Hub 1 173 TS 0270021 Set Screw 5 16 x 1 4 1 175 LA 106 Hub 1 176 LA 104 Hub Sleeve 1 177 LA 103 Spring Cover 1 178 LA 102 Clock Spring 1 LA 102 3 Clock Spring Assembly 1 179 TS 0680061 Washer...

Page 34: ...34 Base Assembly...

Page 35: ...ut 3 8 2 27 MB 008 Spider 1 28 MB 000 Column serial 1999 4 29 and lower 1 MB 000A Column serial 1999 4 30 and higher 1 29 MT000B Table 1 30 LT 027 Stop Nut 2 31 LT 028 Table Stop 2 32 TS 1504071 Hex S...

Page 36: ...ing Pin 8 x 30 mm 1 77 LS 010A Saddle Lock Plunger 116mm 1 78 TS 1515001 Hex Socket Cap Screw M8 x 12 1 79 JTM4VS B79 Grease Nipple 1 8 PT 1 80 JTM4VS B80 Spacer 1 81 JTM4VS B81 Turret Scale 1 82 JTM4...

Page 37: ...Ball Bearing 3 10 LT 002 Bearing Bracket 2 11 LS 009 Spring Pin 5 x 30 mm 8 12 TS 1505031 Hex Socket Cap Screw M10 x 25 16 13 LS 014A Key 3 x 3 x 25 mm 3 14 MT 015D Leadscrew 1 15 TS 1503041 Hex Socke...

Page 38: ...w gasket 1 2 ALMP 04 Aluminum Pipe 3 5M 1 ALMP 04 VS Oil Line Set w Fittings 1 3 DB 4 Oil Regulating Distributor 1 4 PKD 4 T Joint 1 5 FHC 404 Flexible Steel Tube 1 6 PH 1 1 PB 4 Check Joint 2 7 PH 4...

Page 39: ...39 Electrical Connections Single Phase only...

Page 40: ...40 Electrical Connections 3 Phase only WALTER MEIER Manufacturing Inc 427 New Sanford Road LaVergne Tennessee 37086 Phone 800 274 6848 www waltermeier com...