Sharp UH-3 Operations Manual & Parts List Download

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6. Suggested starting speed and feeds

6-1 Carbide cutters

Table – 5

CARBIDE CUTTERS

MATERUAL

FACE

MILLS

SLAB

MILLS

END

MILLS

FULL &

HALF SIDE

MILLS

SAWS

FORM

MILLS

MALLEABLE

SOFT/HARD

FEED PER TOOTH

FEET PER MIN.

.005-.015

200-300

.005-.015

200-300

.005-.010

200-350

.005-.010

200-300

.003-.004

200-350

.005-.010

175-275

CAST STEEL

SOFT/HARD

FEED PER TOOTH

FEET PER MIN.

.008-.015

150-350

.005-.015

150-350

.003-.010

150-350

.005-.010

150-350

.002-.004

150-300

.005-.010

150-300

100-150

BR. STEEL

FEED PER TOOTH

FEET PER MIN.

.010-.015

450-800

.008-.015

450-600

.005-.010

450-600

.008-.012

450-800

.003-.006

350-600

.004-.010

350-600

150-250

BR. STEEL

FEED PER TOOTH

FEET PER MIN.

.010-.015

300-450

.008-.015

300-450

.005-.010

300-450

.007-.012

300-450

.003-.006

300-450

.004-.010

300-450

250-350

BR. STEEL

FEED PER TOOTH

FEET PER MIN.

.008-.015

180-300

.007-.012

150-300

.005-.010

150-300

.005-.012

160-300

.002-.005

150-300

.003-.008

150-300

350-450

BR. STEEL

FEED PER TOOTH

FEET PER MIN.

.008-.015

125-180

.007-.012

100-150

.004-.008

100-150

.005-.012

125-180

.001-.004

100-150

.003-.008

100-150

CI HARD

225-350 BR.

FEED PER TOOTH

FEET PER MIN.

.005-.010

125-200

.005-.010

100-175

.003-.008

125-200

.003-.010

125-200

.002-.003

125-200

.005-.010

100-175

CI MED.

180-225 BR.

FEED PER TOOTH

FEET PER MIN.

.008-.015

200-275

.008-.015

175-250

.005-.010

200-275

.005-.012

200-275

.003-.004

200-250

.006-.012

175-250

CI SOFT

150-180 BR.

FEED PER TOOTH

FEET PER MIN.

.015-.025

275-400

.010-.020

250-350

.005-.012

275-400

.008-.015

275-400

.003-.004

250-350

.008-.015

250-350

BRONZE

SOFT/HARD

FEED PER TOOTH

FEET PER MIN.

.010-.020

300-1000

.010-.020

300-800

.005-.010

300-1000

.008-.012

300-1000

.003-.004

300-1000

.008-.015

200-800

BRASS

SOFT/HARD

FEED PER TOOTH

FEET PER MIN.

.010-.020

500-1500

.010-.020

500-1500

.005-.010

500-1500

.008-.012

500-1500

.003-.004

500-1500

.008-.015

500-1500

ALUM. AL.

SOFT/HARD

FEED PER TOOTH

FEET PER MIN.

.010-.040

2000 UP

.010-.030

2000 UP

.003-.015

2000 UP

.008-.025

2000 UP

.003-.006

2000 UP

.008-.015

2000 UP

Generally lower end of range used for inserted blasé cutters, higher end of range for index
able insert cutters.

Chung Sing 18

VERSION: 2

Summary of Contents for UH-3

Page 1: ...OPERATIONS MANUAL PARTS LIST UH 3 MILL ...

Page 2: ......

Page 3: ......

Page 4: ......

Page 5: ......

Page 6: ...deg Universal spindle head optional Spindle nose Spindle speed Change of spindle speed Distance from spindle end to table Distance from center of spindle to column Horizontal spindle Spindle nose ISO R297 No 40 Spindle speed 12 steps 50Hz 36 1415 RPM Distance from center of spindle to over arm 5 5 16 in Distance from center of spindle to table Motors For horizontal spindle AC3 7kW 4P For table fee...

Page 7: ......

Page 8: ......

Page 9: ...Chung Sing 3 2 VERSION 2 ...

Page 10: ...rane is used in lifting exercise care that none of the mechanism is damaged When lifting the machine insert two round bars of about 35mm in diameter and use a wire suspension rope be certain that they are strong enough to safety carry the weight of the machine The finished surface of the machine must be protected by using wooden blocks and cloth Fig 2 Chung Sing 4 VERSION 2 ...

Page 11: ...odies and liquid should be avoided Four leveling bolt should be adjustment the machine level When installing the machine must be adjustment four leveling bolt Fig 3 for level 2 4 Maintenance and inspection 1 Precautions for operating 1 Always supply lubricating oil to designated oiling points before starting 2 Confirm that the work and setting jigs do not strike anything before actuating table fee...

Page 12: ...lar pyrophoric or explosive articles 2 Do not dump waste cutting fluid at any place Dispose the waste fluid under regulation of local low for environmental protection 2 6 Wiring The power cable should be connected to the terminals R S T 1 Fig 4 On completion of the connection turn on the power switch provided on the cabinet After finishing the above preparations start the main spindle See section ...

Page 13: ...Chung Sing 7 VERSION 3 ...

Page 14: ... 6 Velocite Oil No 10 Mechanic Oil 2 Mechanic Oil 10 Mechanic Oil 22 SLIDE WAYS G 68 G 220 Slide way oil Slide way oil Febis K 68 Febis K 220 Tonna T 68 Tonna T 220 Vactra Oil No 2 Vactra Oil No 4 Multiway 68C Multiway 220C HYDRAULIC SYSTEMS HL 32 HL 68 HM 32 HM 68 HG 32 HG 68 R 32 R 68 32 AW 68 AW Teresso 32 Teresso 68 Nuto HP 32 Nuto HP 68 Powerex DP 32 Powerex DP 68 Tellus Oil C 32 Tellus Oil C...

Page 15: ...8 in 2 000 10 000rpm 1 8 5 7 8 in 2 000rpm 5 7 8 in SLIDE WAYS Slide ways Refined mineral oils with improved lubricity and tackiness performance preventing stick slip G 68 G 220 68 120 61 2 198 74 8 242 Slide way surface pressure Horizontal under57Ib Vertical under57Ib HYDRAULIC SYSTEMS Hydraulic systems Refined mineral oils with superior anti corrosion and anti oxidation performances HL 32 HL 68 ...

Page 16: ......

Page 17: ...art button 1 Fig 6 to run the spindle Push the horizontal spindle stop button 2 Fig 6 to stop the spindle 3 4 Start coolant system The machine is provided a coolant system Turning the coolant oil pump switch 6 Fig 6 to the right and the cutting oil can be provided 3 5 Emergency stop This button 5 Fig 6 is pushed to put a stop in case of emergency If this button is pushed all the movements of the m...

Page 18: ...ed that the feed motor will automatically stop when the inching button is operated Fig 7 3 7 Table feed 3 7 1 Operation of manual feed Operate longitudinal feed by hand wheel 1 Fig 5 cross feed by habd wheel 2 Fig 5 and vertical feed by hand lever 3 Fig 5 If directional changing lever 4 Fig 5 at central frontof saddle is in neutral position longitudinal manual feed can not be operated Chart of rot...

Page 19: ...his machine 12 steps of cutting feed and rapid feed are carried out from the feed box which is under the side of saddle Turning the switch 3 Fig 6 to ON position to start the table longitudinal feed motor Move lever 10 Fig 5 to position A B or C dependent upon feed range required and move lever 9 Fig 5 to the position for the particular feed rate required It is not necessary to stop the feed motor...

Page 20: ...opriate direction and at the same time rotate the table hand wheel Continue turning the controller 8 Fig 5 until resistance is felt at the table hand wheel Do not over tighten the backlash eliminator The table must not be put into rapid traverse when the backlash eliminator is engaged 3 7 8 Operation of dog The auto stop longitudinal feed is worked by dogs which are located in the T slot front of ...

Page 21: ......

Page 22: ...rrect the cause and reset the thermal relay by pressing the thermal relay reset push button 4 2 Fuse Fuses 1 Fig 11 are installed in the control box to protect electric circuits If the machine dose not start operation with the power source connected and no abnormality is indicated in each safety device check the fuses If fuses are blown remove the cause before replacing the fuse Fig 11 Chung Sing ...

Page 23: ...5 Symbols The various movements and corresponding symbols used on this machine are indicated in Table 4 Chung Sing 17 VERSION 2 ...

Page 24: ...FEET PER MIN 008 015 125 180 007 012 100 150 004 008 100 150 005 012 125 180 001 004 100 150 003 008 100 150 CI HARD 225 350 BR FEED PER TOOTH FEET PER MIN 005 010 125 200 005 010 100 175 003 008 125 200 003 010 125 200 002 003 125 200 005 010 100 175 CI MED 180 225 BR FEED PER TOOTH FEET PER MIN 008 015 200 275 008 015 175 250 005 010 200 275 005 012 200 275 003 004 200 250 006 012 175 250 CI SOF...

Page 25: ...35 50 002 005 35 50 005 010 35 50 350 450 BR STEEL FEED PER TOOTH FEET PER MIN 003 008 20 35 005 008 20 35 003 010 20 40 003 008 20 35 001 004 20 35 003 008 20 35 CI HARD 225 350 BR FEED PER TOOTH FEET PER MIN 005 012 40 60 005 010 35 50 003 008 40 60 005 010 40 60 002 004 35 60 005 010 35 50 CI MED 180 225 BR FEED PER TOOTH FEET PER MIN 010 020 60 80 008 015 50 70 003 010 60 90 008 015 60 80 003 ...

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