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Quick Jaw Change Power Chucks

Quick Jaw Change Power Chucks
Quick Jaw Change Power Chucks
Product Code : TJM-16
Product Description

To meet our clients' requirements, we are able to manufacture, supply and export premium grade Quick Jaw Change Power Chucks. Our clients can avail these chucks in many sizes and specifications as per their requirements. We manufacture the chuck components by making use of best-in-class alloy and carbon steel, to ensure longer service life, corrosion-resistant nature and sturdy construction. These Quick Jaw Change Power Chucks are offered to our customers only after thorough examine and conformation from our high-ranking officials.

Other details:

PRECI chucks earlier manufactured by Reishauer in Switzerland. These chucks are unique in design and accuracy with no scroll, no cams but with screw, rack and pinion drive. The main features are:

  • Body: Made of carbon steel forging and fitted with hardened and precision ground guides to ensure long lasting accuracy. The chucks are suitable for high spindle speeds.
  • Screw: Made of alloy steel, hardened and precision ground on Reishauer thread grinding machine.
  • Base Jaw: Made of alloy steel drop-forged. Rack profile is hardened and ground on Reishauer rack grinding machines.
  • Racks: Made from drop forged alloy steel. The teeth for pinion and base jaws are hardened and ground on Reishauer rack grinding machines.
  • Reversible Jaws: Made of drop-forged steel, hardened and ground. The jaws can be reset in less than one minute. Accuracy is obtained by grip grinding. It is also possible to mount soft jaws. It is advisable to take an additional set of base jaws for mounting soft jaws for higher productivity.
  • Gripping Power: Maximum gripping power in minimum space. Results in less operator fatigue and deeper depth of cut.
  • Accuracy: The chucks are one of the most accurate and reliable chucks available.
Chuck Specifications - PRECI Chucks

Chuck Model

Units

HF 150

HF 195

HF 250

HF 330

HF 400

Outside dia of Chuck

mm

150

195

250

330

400

Capacity external (Max.-Min.)

mm

150-4

195-8

250-8

330-18

400-20

Internal (Max.-Min.)

mm

150-45

195-70

250-80

330-112

400-120

Width of chuck

mm

54

66

83

97

105

Locating dia. for Flange

mm

138

180

230

312

380

Depth of location dia.

mm

4

5.5

5.5

6

6

Pitch circle dia. for Fixing bolts

mm

86

102

140

205

260

Through bore

mm

40

45

65

90

110

Size of fixing bolts

mm

M10

M12

M16

M22

M24

Bolting in depth

mm

15.5

17

20.5

22

26

Admissible max. speed

RPM

3000

2500

2000

1250

1000

Minimum flange width

mm

18

24

30

40

40

Weight of chuck

kgs.

7

15

30

61

61


Accuracy Chart

Testing Results in mm

Tolerance as per I.S. 2876-78

Grade

OD and face

dia150 - dia250

0.05

0.02

dia330 - dia400

0.08

0.03

Run out on test mandrel held in jaws

dia150 - dia250

0.075

0.015

dia330

0.075

0.02

dia400

0.075

0.03

Face runout over disc runout

dia150 - dia250

0.075

0.01

dia400

0.075

0.02

Contact Us

103, Ramtekdi Industrial Area, Hadapsar, Pune, Maharashtra, 411013, India
Phone :+917259464080