UNION TOOL MDP-15, Operation Manual

Page 1: ...MINIATURE DRILL POINTER FOR THINNING MDP 15 OPERATION MANUAL UNION TOOL CO ADRESS 4 15 8 MINAMI OHI SINAGAWA KU TOKYO JAPAN Tel 03 5493 1021 Fax 03 5493 1019 Version 2 2000 12 ...

Page 2: ...anel 1 5 3 Operation Panel 2 5 4 Universal Attachment 6 Operation Page 9 6 1 Machine Installation 6 2 Initial Set Up 1 6 3 Initial Set Up 2 7 Maintenance Inspection Page 13 7 1 Adjustment of Universal Joint 8 Trouble Shooting Page 16 8 1 Trouble Shooting 8 2 Pinpointing the Source Trouble 9 Others Page 17 9 1 Drill Wells 9 2 Diamond Wheels 10 Standard Accessory List Page 18 UNION TOOL 1 ...

Page 3: ...diameter Φ0 3mm Φ0 6mm Point angle 118 140 Primary face angle 14 20 Primary wheel Thinning wheel angke 0 40 2 Grinding wheels Diamond wheel Φ75 Primary wheel 1500 Thinning wheel 1000 3 Motor Wheel Motor Induction Motor 60WDCBL 7200rpm Index Motor Step Motor Table Stroke Motor Induction Motor 15W 30rpm Thinning Table Motor Induction Motor 3W 48rpm 4 Semi Automatic Type 5 Power Source AC100V Use 110...

Page 4: ...packing 1 MDP 15 Frame Cover and Wheels are included 1 2 Attachment 1 Set 3 Crossline Generator 1 4 Focus Mount 1 5 Monitor 1 6 CCD Camera 1 7 Luminer Ace 1 8 Power cord 1 9 Standard Accessories 1 Set 10 Transformer 110V 220V 1 11 MDP 15 Instruction Manual 1pcs UNION TOOL 3 ...

Page 5: ... With the UNION Tool MDP 15 it is not necessary install the machine on a completely level surface All machine parts should be placed as below 4 2 Hook up Hook up the connector cables and codes and insert the power code to main power socket UNION TOOL 4 ...

Page 6: ... picture of CCD Camera 9 Cross Hair Line Generator Generate the cross hair line in the monitor 10 Operation Panel 1 Refer to Operation Panel 1 11 Thinning Wheel Used for thinning 12 Thinning Depth Table Used to advance thinning wheel 13 Traverse Table Micrometer Used to adjust the position of thinning 14 Operation Panel 2 Refer to Operation Panel 2 15 Main Power Switch Turns main power on and off ...

Page 7: ...ning 2 Thinning cycle only 3 Dressing cycle Traverse the table successively without turning thinning wheel 24 THINNING Advance the thinning wheel by manual one cycle 25 ORG Return the drill to the original position after rotating it with Index 1 or Index 2 26 INDEX 1 Rotate the drill to a certain amount fixed by Index 1 COUNTER 27 INDEX 2 Rotate the drill to a certain amount fixed by Index 2 COUNT...

Page 8: ...OSITION Rotates the drill for pointing 31 90 INDEX Index the drill 90 32 180 INDEX Index the drill 180 33 START Starts the pointing cycle as well as dressing cycle Push this button after chucking and cross hair adjustment UNION TOOL 7 ...

Page 9: ...forth to adjust the position of the entire index assembly This normally will not be moved during operation 38 Grinding Regulator Slide Table Allows for the regulation of the grinding amount 39 Drill Well Holder Provides a base for the drill well which holds the drill in place during pointing 40 Drill Well Holds the drill in place during pointing and can easily be changed for different diameters 41...

Page 10: ...t 8 Control grinding amount Refer to Fig 1 9 Level positioning Refer to Fig 1 10 Press the Start button 33 The button should now be illuminated 11 When the pointing cycle is finished the start button should no longer be illuminated Position in cross hair before pointing After pointing Fig 1 Fig 2 6 2 Initial Set up 1 1 Setting the primary face angle Locate and loosen the 2 allen bolts on the motor...

Page 11: ...d Set TRAV Speed 20 to 0 e Push Start 33 and the start button should be illuminated f Turn the table speed adjustment dial 20 clockwise until the Automatic traverse table 3 begins to move to right Once the point the drill bit is at the middle of the primary wheel width turn the table speed adjustment dial to 0 and stop the table g Turn the table advance adjustment screw 34 until the secondary whee...

Page 12: ...clockwise until the table begins to move to the right until it reaches to the traverse table micrometer 13 d Input e Push Thinning 24 switch to move the thinning wheel back and forward f Using traverse table micrometer 13 advance the thinning wheel forward g Adjusting the position of the drill bit with traverse table micrometer 13 repeat e and f until the thinning wheel makes contact with the dril...

Page 13: ...teps until getting an appropriate point geometries Index Index 2 Counter Shape Shape of Diamond wheel Position Traverse table micrometer thinning wheel Depth Thinning depth micrometer 9 Thinning cycle operation After getting appropriate point geometries push start button 33 to start thinning cycle UNION TOOL 12 ...

Page 14: ...t c Check the scale deflection Turn the drill and check for any deflection on the scale After turning the drill for one revolution if the deflection is within 5µm adjustment of inconcentricity is not necessary d Check Play Even if the adjustment of inconcentricity is properly done there may be a rare case that the universal joints have play Hold the universal joints at the motor side and the drill...

Page 15: ...out 0 01mm runout Adjust it by targeting about 1 2 of difference between A and B c Tighten the nut for A The nut is for fixing Tighten it firmly When tightening the nut the bolt tends to turn with it In this case you need to use a wrench to keep the bolt in position d Turn the drill for 180 B is now facing up e Loosen the nut and tighten the bolt for B Tighten the bolt lightly to eliminate play Do...

Page 16: ...e until the difference between C and D becomes within 5µm Final Runout Control Ifone ofthe following points is not satisfactory adjust the runout once again a When the drill is indexed for more the 360 º is the runout of the whole circle within 5µm b Are the bolts tightened too firmly When the chuck is put up does it come down automatically by itself When you put the chuck up and down do you feel ...

Page 17: ...e light bulb 4 Luminer Ace does not work 2 Light cable is not connected 2 Connect the light cable 8 2 Pinpointing the Source of trouble Method Evaluation 1 If there is variance in point geometries the machine probably should requires maintenance Grind the same drill bit with the same parameters several times 2 If the same point geometries are consistently produced even if the geometries are wrong ...

Page 18: ...mple 1 U type Drill well for Φ0 25 undercut drill 10 U 0 25 UC Indicated only for U type Drill well UC for undercut drills ST for straight drills For U type Drill Well Size of Drill For V type Drill Well Number of V type See 3 chart below U U type Drill Well V V type Drill Well For MDP 10 Example 2 V type Drill well for Φ0 6 drill 10 V 2 No 2 Size Range Φ0 5 Φ0 79 V type Drill Well For MDP 10 3 V ...

Page 19: ...s Although the machine comes with the standard diamond wheels 2000 for the primary face and 1000 for the thinning wheel change the number ofthe diamond wheel depending upon the diameter range The mist which include the chip of GC wheel will spread in the air when dressing Therefore please wear a dustproof mask when dressing Moreover please ventilate the air if necessary 10 Standard Accessory List ...

Page 20: ...Record of Revision Date Instruction Manual No Content Dec 1996 1 122 Y 02 A Enacted Dec 2000 1 122 Y 02 B 2nd revision Precautions regarding the chips and dust ...