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100 and 150kN Wedge Grips (Cat. nos. 2716 / 2736)

Operating Instructions

M10-14402-EN Revision B

The difference is measurable

Summary of Contents for 2716 Series

Page 1: ...100 and 150kN Wedge Grips Cat nos 2716 2736 Operating Instructions M10 14402 EN Revision B The difference is measurable...

Page 2: ...y written permission signed by a duly authorized officer of ITW Trademarks Instron is a registered trademark of Illinois Tool Works Inc ITW Other names logos icons and marks identifying Instron produc...

Page 3: ...range of applications with which our instruments are used and over which we have no control additional protection devices and operating procedures may be necessary due to specific accident prevention...

Page 4: ...in grip jaws or fixture components that can result in breakage of these components The high energies involved can cause the broken parts to be projected forcefully some distance from the test area Ins...

Page 5: ...ar of the jaws of a grip or fixture at all times Keep clear of the hazard area between the grips or fixtures during actuator or crosshead movement Ensure that all actuator or crosshead movements neces...

Page 6: ...chinery Disconnect equipment from all power supplies before removing any cover which gives access to rotating machinery Do not reconnect any power supply while the covers are removed unless you are sp...

Page 7: ...may be tested any hazard resulting from the failure of a test specimen assembly or structure is entirely the responsibility of the owner and the user of the equipment Hazard Ensure components of the...

Page 8: ...Preliminary Pages 8 M10 14402 EN...

Page 9: ...cations 17 Series 2716 Grips 17 Series 2736 Grips 18 Jaw faces 18 Chapter 3 Installation 21 Attachment Methods 21 Installing the Grips 22 Checklist 22 Procedures 22 Replacing Jaw faces 23 Equipment 23...

Page 10: ...Preliminary Pages 10 M10 14402 EN Checklist 29 Shear Pin Replacement 30 Troubleshooting 30 Chapter 6 Parts 33 Replaceable Parts 33 Ancillary Parts 34...

Page 11: ...e action grips and describes the grip components Illustrations and text detail the grip components and their function Purpose 11 Description 14 Purpose Instron Series 2716 and 2736 wedge action grips...

Page 12: ...Chapter Introduction 12 M10 14402 EN Figure 1 Typical Wedge Grip Front...

Page 13: ...temperature cabinets The grips are for static tensile testing only The wedge action design lets the jaw faces tighten onto a specimen without altering the vertical position of the faces in relation t...

Page 14: ...the tapered sides of the cavity and also provides a constant retraction force on the grip jaws Control Mechanism The control mechanism consists of a control nut and spindle The control nut is a short...

Page 15: ...e test specimen and push the spindle end against the jaw faces The position of the faces remain vertically fixed relative to the specimen because the body is moving away from the specimen The anti rot...

Page 16: ...Chapter Introduction 16 M10 14402 EN...

Page 17: ...m in Mount1 Weight2 kg lb Overall Width3 mm in Overall Length3 mm in 2716 002 100 22 500 73 to 250 100 to 480 25 4 1 0 Type DM 40 0 88 2 144 5 67 254 10 0 2716 003 100 22 500 73 to 250 100 to 480 50 8...

Page 18: ...the specimen surface Further hard specimens will cause accelerated wear of the serrations Table 3 on page 19 lists the available jaw faces Table 2 2736 Series Specifications Cat No Load Capacity kN lb...

Page 19: ...25 7 to 12 7 9 32 to 1 2 2716 002 or 2736 004 2703 010 Vee 25 12 7 to 19 1 2 to 3 4 2716 002 or 2736 004 2703 070 Round 16 12 7 to 15 8 1 2 to 5 8 2716 002 or 2736 004 2703 071 Round 16 15 8 to 19 5...

Page 20: ...Chapter Specifications 20 M10 14402 EN...

Page 21: ...rips are attached using a threaded coupling Where the mating interfaces on the load cell or frame base or both are incompatible with the interfaces on the grips appropriate adapters are available In a...

Page 22: ...specified in Table 4 and Table 5 2 Make sure the grips are oriented and aligned correctly with easy specimen access from the front of the grip 3 Where a clevis pin connection is used make sure to sec...

Page 23: ...quipment You need the following items A dispenser of Molykote g N paste A set of jaw faces that are the correct size for the test sample Refer to Jaw faces on page 18 Procedure 1 Rotate the control nu...

Page 24: ...Chapter Installation 24 M10 14402 EN...

Page 25: ...ning Flying Object Hazard Make sure that the specimen engages at least 2 3 of the length of the upper and lower jaw faces Make sure that the specimen engages between 2 3 and the full length of the jaw...

Page 26: ...aligned The size and type of jaw faces are appropriate for the test specimen There enough space between the upper and lower grip to install the specimen The load frame extension limits are set to prev...

Page 27: ...rom the grips while the system is exerting a load on it Checklist Check for the following conditions before you remove a specimen The test system is not exerting a load on the specimen There is no mea...

Page 28: ...Chapter Operation 28 M10 14402 EN...

Page 29: ...ed cycles of opening and closing the jaw faces or more often if the system is operating in a dirty environment Use a vacuum cleaner to remove specimen debris from the body cavity Clean the grip body a...

Page 30: ...unthreaded and passes through the hole in the base shaft of the spindle pad into the spindle Figure 4 Shear Pin Location To remove a sheared pin unscrew the pin head then carefully tap out the unthrea...

Page 31: ...lubrication Lubricate rear and bottom of the jaw faces Load string misalignment Verify alignment of load frame load string components and specimen Specimen surface irregularities such as scale or unev...

Page 32: ...Chapter Maintenance 32 M10 14402 EN...

Page 33: ...apter contains information on customer replaceable parts and ancillary parts for the Series 2716 and 2736 grips Replaceable Parts 33 Ancillary Parts 34 Replaceable Parts Refer to Table 7 and Figure 5...

Page 34: ...ces Refer to Table 3 on page 19 2 Guide plate T2 307 Left T2 308 Right 1 each All 3 Screw T2 334 2 All 4 Shear pin T2 304 1 All 5 Spring 66 3 6 1 All 6 Screw 201E21 4 All 7 Side retainer T2 299 2 All...

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Page 36: ...Product Support www instron com...

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