RECONDITIONING
Reconditioning Lathe Machines
PARTICULARS OF WORK TO BE CARRIED OUT DURING
RECONDITIONING OF LATHE MACHINES
Sr. No.
PARTICULARS
1
 Dismantle complete machine, clean it and inspect and find defective parts.
2
 Machining, scrapping of gap piece with bed.
3
 Grinding of guide ways of Lathe bed on hydraulic planning machine.
4
 Level the bed on leg after grinding.
5
 Machining, grinding & scrapping of saddle slide with respect to bed.
6
 Dovetail machining of saddle guide ways for cross slide.
7
 Grinding, graduation marking and scrapping of cross slide with respect to saddle slide.
8
 Replace cross slide wedge.
9
 Machining, scrapping and set guide piece, lock piece wedge for carriage assembly.
10
 Replace cross slide screw & nut, if necessary.
11
 Machining, scrapping, and fitting of tool post and compound slide assembly.
12
 Replace or repair tool post slide screw and nut.
13
 Grinding of tool post.
14

Overhauling of headstock assembly. Replace minor defective parts like gears, shafts, bearings. If Spindle needs to be replaced it will be on chargeable basis.
15
 Overhauling of Apron box assembly and replace or repair defective parts, if any.
16
 Overhauling of Norton gear box assembly and replace or repair defective parts, if any.
17
 Overhauling of Switch shaft assembly and replace or repair defective parts, if any.
18
 Overhauling of Tail stock assembly and replace or repair defective parts, if any.
19
 Replace or repair lead screw lead screw & half nut, if necessary.
20
 Replace or repair tailstock screw, nut and ram, if necessary.
21
 Rebore Tailstock bore, if necessary.
22
 Overhauling of Change gear and Swivel frame assembly.
23
 Overhauling of electric control panel box.
24
 Internal morse taper grinding of main spindle.
25
 Alignment of Lathe machine as per I.S. Test Chart No. 1878.
26
 Carry out Geometric and practical test as per I.S. test Chart.
27
 Re-painting of complete Lathe Machine.
NOTE
 If any bearings, electrical parts & major parts found to be defective and required to be replaced, it will be on chargeable basis.
PARTICULARS OF WORK TO BE CARRIED OUT DURING
RECONDITIONING OF HORIZONTAL BORING MACHINES
Sr. No.
PARTICULARS
1
 Complete dismantling of the machine.
2
 Cleaning of all components.
3
 Identify the defective parts.
4
 Scrapping or grinding of bed guideways.
5

Level the bed.
6

Scrapping of saddle guideways with respect to bed guideways.
7
 Scrapping of lock piece, guide piece, wedge of headstock.
8

Scrapping of saddle guideways for cross slide such that this guideways become parallel to the bed guideways.
9

Scrapping of cross slide guideways with respect to saddle guideways such that top of the cross slide become parallel to the bed guideways.
10
 Scrapping and reconditioning of cross slide wedge, if require replace it.
11
 Scrapping or machining or grinding of top slide of table.
12

Scrapping of bottom face of table with respect to face of cross slide such that top face of table become parallel to bed guideways.
13
 Scrapping and set the clamping ring of table.
14

Scrapping or grinding the big column.
15

Scrapping of headstock with respect to column guideways such that spindle axis become 90 degree with respect to column guideways.
16
 Scrapping of Taper wedge for headstock, if require replace wedge.
17
 Scrapping of lock piece, guide piece for headstock.
18

Scrapping or grinding of boring stay.
19
 Level the big column by scrapping of bottom face of column with bed.
20
 Level the small column (maintain by scrapping bottom face of column).
21

Overhauling of headstock assembly.
22
 Overhauling of bogie assembly.
23
 Overhauling of feed gearbox assembly.
24
 Overhauling of distribution gear box assembly.
25
 Overhauling of drive gear box assembly.
26
 Overhauling of bed assembly.
27
 Overhauling of electrical panel & electricals. If require elements and wiring will be replaced.
28
 Overhauling of both column assembly.
29
 Re-fitting of all sub assemblies with bed and column.
30
 Allignment of complete machine as per din standard.
31
 Practical test carried out.
32
 Re-painting of complete machine.
NOTE
 If any parts needs to be replaced by new parts, it will be at extra cost. We will quote for the defective parts and after your confirmation we will change defective parts.
PARTICULARS OF WORK TO BE CARRIED OUT DURING
RECONDITIONING OF RADIAL DRILLING MACHINES

Sr. No.
PARTICULARS
1
 Complete dismantling of the machine .
2
 Cleaning, burs removing and inspection of each component to identify defective parts.
3
 Repair, reconditioning of arm guide ways by dovetail machining grinding and hand scrapping.
4
 Drilling base plate machining or grinding.
5
 Repairing of elevating screw.
6

Repair or replacing of elevating screw nut.
7
 Replacing of all types wedges by new one.
8
 Overhauling of elevating gear box assembly and replace defective parts, if any by new one.
9
 Truing, finishing of head locking shaft.
10
 Finishing of revolving sleeve on Lathe to remove dust, burrs and rust.
11
 Scrapping of clamping ring with fix column and revolving sleeve for effective clamping.
12
 Replace rack pinion by new one.
13
 Machining and scrapping of Drill head guide way with arm.
14

Scrapping of head guide piece and lock piece with arm.
15
 Reconditioning of radial arm rack.
16
 Overhauling of Drill Head and replace defective parts by new one.
17
 Overhauling and reconditioning of feed gear box and change the defective parts, if any.
18

Overhauling of arm sleeve, drill, drill head locking and unlocking hydraulic systems and replace the defective parts, if any.
19
 Overhauling of electric panel board and electrical components.
20
 Internal grinding of morse taper of drilling main spindle, if required.
21
 Setting of all operating levers.
22
 Change worn out bushes, wherever required.
23
 Check oil leakage and replace oil seal, O rings wherever required.
24
 Fitting all the sub assemblies.
25
 Alignment of Radial Drilling machine as per IS Test Chart.
26
 Geometrical, performance and practical test to be carried out at our works by your engineers.
27
 Finally painting of the machine before dispatch from our works.
NOTE
 If any bearings, electrical parts & major parts found to be defective and required to be replaced, it will be on chargeable basis.