Workholding Solutions Master Catalog

LOW PROFILE CLAMPING workholding solutions

Micro ™ Toe Clamps

This cam action fixture clamp provides positive down force while using very little space on the fixture. Workpieces can be clamped in series by using the back surface of a clamp to locate the next workpiece. The hardened steel clamping element has both a smooth surface for machined workpieces and a serrated clamping surface for rougher work. The height of the clamp can be adjusted by milling the slot deeper in the fixture plate.

Part Number 68731 68732 68733

Cam Screw 68527 68529 68531

Distance of Movement

Mounting Screws

Torque (ft/lbs)

Holding Force(lbs)

A

B C

D E†

F

G H

I

1.70 .75 .50 1.00 .090 .75 .25 .62 .845 2.12 1.00 .45 1.32 .110 1.00 .38 .62 .960 2.95 1.50 .99 2.00 .130 1.50 .50 1.25 1.70

.050 .100 .100

5/16-18 x 3/4 LH 20.8

2,000 4,000 6,000

3/8-16 x 3/4 LH

65.0

1/2-13 x 1 1/4 SHCS 100.0

† “E” is the distance needed between the front of the clamp base and the workpiece. Metric Part Number A B C D E† F G H

Cam Screw

Distance of Movement

Mounting Screws

Torque (ft/lbs)

Holding Force (lbs)

I

68781 68782 68783

43.2 19.0 12.7 25.4 2.3 19.0 6.4 15.75 21.5 M10 54.0 25.4 11.4 33.5 2.8 25.4 9.7 15.75 24.4 M12 75.0 38.1 25.2 50.8 3.3 38.1 12.7 31.75 43.2 M16

1.6 2.0

M8

28.0 88.0

8,900 17,800

M10

— M12

— —

† “E” is the distance needed between the front of the clamp base and the workpiece.

This clamp is like the Micro Toe Clamp, only it is designed to be used in the T-slots of machine tables. It provides positive down force while maintaining a low profile. The hardened steel clamping element has both a smooth surface for machined work pieces and a serrated clamping surface for rougher work.

Micro ™ T-Slot Toe Clamps

Inch Part

LOW PROFILE CLAMPING

Max. Torque/ Holding Force (Ft Lbs/Lbs)

T-Slot Size

A B C D E F¹

F²

Number

No T-nut or Mtg. Screw

68750 68741 68742 68743 68744

1.94 1.12 0.62 1.00 0.38 1.00 0.875 65/4,000

9/16 1.94 1.12 0.62 1.00 0.38 1.00 0.875 65/4,000 1.94 1.12 0.62 1.00 0.38 1.00 0.875 65/4,000 11/16 1.94 1.12 0.62 1.00 0.38 1.00 0.875 65/4,000 1.94 1.12 0.62 1.00 0.38 1.00 0.875 65/4,000 5/8 3/4

Metric Part Number

Max Torque/ Holding Force (N.m./N.)

T-Slot Size

A B C D E F¹

F²

68791 68792 68793 68794

14 16 18

50 28.5 15.7 25.4 9.6 25.4 22.2 88.00/17,800 50 28.5 15.7 25.4 9.6 25.4 22.2 88.00/17,800 50 28.5 15.7 25.4 9.6 25.4 22.2 88.00/17,800 50 28.5 15.7 25.4 9.6 25.4 22.2 88.00/17,800

No T-nut or Mtg. Screw

F¹ - The distance from the top of the back of the washer to the bottom of the clamp body. F² - The distance from the top of the front of the washer to the bottom of the clamp body.

Metric

Part Number

T-Slot Size

Part Number

T-Slot Size

68791 68792 68793 68794

14 16 18

68750 68741 68742 68743 68744

No T-nut or Mtg. Screw

9/16

5/8

No T-nut or Mtg. Screw

11/16

3/4 Torque mounting bolt to 110 Ft/Lbs (150 N.m.)

369

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