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Instron Series 2710-11x Screw Action Grips

Reference Manual - Equipment

M16-16348-EN Revision C

The difference is measurable

Содержание 2710-11 Series

Страница 1: ...Instron Series 2710 11x Screw Action Grips Reference Manual Equipment M16 16348 EN Revision C The difference is measurable...

Страница 2: ...ired only by 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 Ins...

Страница 3: ...e 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 preventio...

Страница 4: ...en carried out at non ambient temperatures using ovens furnaces or cryogenic chambers Extreme temperature means an operating temperature exceeding 60 C 140 F or below 0 C 32 F You must use protective...

Страница 5: ...d use protective shields or screens whenever a risk of injury to operators and observers exists from the failure of a test specimen assembly or structure particularly where explosive disintegration ma...

Страница 6: ...Preliminary Pages vi M16 16348 EN...

Страница 7: ...fications 2 1 Grip Dimensions 2 2 Compatible Jaw Faces 2 4 Chapter 3 Installation 3 1 Installing onto a Load Frame 3 1 Checklist 3 1 Procedure 3 1 Installing and Removing Jaw Faces 3 2 Install Jaw Fac...

Страница 8: ...dure 4 5 Chapter 5 Maintenance 5 1 General Maintenance Checklist 5 1 Troubleshooting 5 2 Maintenance Procedures 5 3 Lubrication 5 3 Replacing the Bearing Washers 5 3 Chapter 6 Illustrated Parts 6 1 Re...

Страница 9: ...0N 1kN 2kN and 5kN grips are fabricated in aluminum The grip bodies for the 10kN grips are fabricated in steel and can be used at higher temperatures refer to Grip Specifications on page 2 1 The grips...

Страница 10: ...train that compensates for any decay in clamping force caused by the thinning of specimens during testing The front of the body has two mounting holes for attaching the optional specimen centering de...

Страница 11: ...loosening the screw knobs The bearing washer which is sandwiched between the jaw holder and the screw knob minimizes friction between the screw knob and the jaw holder Jaw Faces The 2710 11x series s...

Страница 12: ...Chapter Introduction 1 4 M16 16348 EN...

Страница 13: ...er Type Om 6 mm 0 24 in clevis pin Type Dm 12 7 mm 0 5 in clevis pin Maximum specimen thickness Varies according to jaw face refer to Table 2 3 on page 2 4 Maximum torque that can be applied to the sc...

Страница 14: ...Maximum overall width with jaw face fully retracted B 173 6 81 196 7 71 225 8 86 Throat depth C 37 5 1 48 42 5 1 67 55 0 2 17 Throat depth D 12 5 0 49 17 5 0 69 25 0 0 98 Depth E 25 0 98 35 0 1 38 50...

Страница 15: ...2 3 Grip Dimensions Product Support www instron com Figure 2 1 Grip Dimensions...

Страница 16: ...1 73 2702 306 Rubber 51 2 0 25 1 0 34 1 34 44 1 73 2702 307 Rubber 51 2 0 38 1 5 34 1 34 44 1 73 2702 308 Rubber 51 2 0 51 2 0 34 1 34 44 1 73 2702 309 Rubber 76 3 0 25 1 0 34 1 34 44 1 73 2702 310 R...

Страница 17: ...2 0 25 1 0 36 1 42 46 1 81 2702 337 Smooth 51 2 0 38 1 5 36 1 42 46 1 81 2702 338 Smooth 51 2 0 51 2 0 36 1 42 46 1 81 2702 339 Smooth 76 3 0 25 1 0 36 1 42 46 1 81 2702 340 Smooth 76 3 0 51 2 0 31 1...

Страница 18: ...710 115 and 2710 116 Table 2 4 Compatible Jaw Faces for 100N and 500N Grips Catalog No Surface Width mm in Height mm in Maximum Specimen Thickness mm in 2702 360 Rubber 10 0 4 10 0 4 34 1 34 2702 361...

Страница 19: ...0 35 1 38 2702 374 Smooth 100 4 0 25 1 0 35 1 38 2702 375 Brake Lining HFC 25 1 0 25 1 0 34 1 34 2702 376 Brake Lining HFC 50 2 0 25 1 0 34 1 34 2702 377 Line Contact 25 1 0 n a 35 1 38 Table 2 4 Comp...

Страница 20: ...Chapter Specifications 2 8 M16 16348 EN...

Страница 21: ...d other personnel cannot operate any of the system controls The limit stops on the load frame are set to prevent the upper and lower grips from colliding with each other The mating surfaces of the gri...

Страница 22: ...shown in Figure 3 2 on page 3 3 until you feel it locate in the socket 2 Grasp the top and bottom edges of the jaw face between finger and thumb and rock it up and down to ensure that it is fully loca...

Страница 23: ...3 3 Installing and Removing Jaw Faces Product Support www instron com Remove Jaw Faces Simply push the jaw face out of the grip body Figure 3 2 Installing Jaw Faces Jaw face...

Страница 24: ...ecimen centering device 1 Attach the specimen centering device loosely onto the grip body by fastening the two thumbscrews as shown in Figure 3 3 on page 3 4 2 Move the specimen centering device verti...

Страница 25: ...d cell at 2kN and your expected test load is 500N then you should preload to at least 550N but not more than 1kN Before inserting the specimen ensure that The grips and couplings are installed but the...

Страница 26: ...imen 2 Increase the load on the load string to the chosen preload value 3 Loosen all the locknuts on the grips and any intermediate couplings 4 Reduce the load to zero 5 Remove the specimen The load s...

Страница 27: ...erates the testing machine For example injury can occur if one person moves the crosshead or actuator while the other is working inside the hazard area between the grips or fixtures Crush hazard take...

Страница 28: ...ad string component Installation or removal of a specimen assembly structure or load string component involves working inside the hazard area between the grips or fixtures When working in this area en...

Страница 29: ...ent Figure 4 1 Proper Specimen Placement Ensure that there is a gap of at least 2 5mm between the jaw faces and the grip body as shown in Figure 4 1 on page 4 3 This provides sufficient clearance for...

Страница 30: ...s for the lower grip 7 Once the specimen is centered left to right in both grips tighten the screw knobs to the appropriate torque to achieve the desired clamping force Do not exceed the maximum torqu...

Страница 31: ...from the specimen 3 Remove the specimen Hazard Do not release a specimen from the grips while the specimen is under a load or if the system is in LOAD or STRAIN control Crush Hazard Take care when ins...

Страница 32: ...Chapter Operation 4 6 M16 16348 EN...

Страница 33: ...ery 4 to 6 weeks Clean the grip body jaw holder and screw threads with a soft cloth Lubricate the jaw holder and screw threads on both the grip body and the screw knobs Refer to Lubrication on page 5...

Страница 34: ...pecimen Grip face bound to the specimen Lightly tap the grip face to release the bond Grip requires lubrication Lubricate the grip Refer to Lubrication on page 5 3 Specimen slips while under load Wron...

Страница 35: ...cotton swab smear a light coating of grease on the two main bores 8 Reinstall the gripping train in the grip body Ensure that the anti rotation pin in the grip body is aligned with the anti rotation...

Страница 36: ...rotation pin in the grip body is aligned with the anti rotation slot in the jaw holder as shown in Figure 5 1 on page 5 4 Figure 5 1 Lubricating the Screw Knobs and Replacing the Bearing Washers Shou...

Страница 37: ...page 6 2 shows an exploded view of the 2710 115 5kN screw action grip The components of the other 2710 11x grips are similar except in size To identify a part 1 Locate the part on the illustration 2...

Страница 38: ...Chapter Illustrated Parts 6 2 M16 16348 EN Figure 6 1 Exploded View of 2710 115 5kN Screw Action Grip 1 2 3 4 5 6 7 8...

Страница 39: ...1 269 1 2 Adapter Type D adapter n a T612 126 1 3 Dowel pin 705J83 1 4 Socket head cap screw 201V46 1 5 Jaw holder T612 111 T612 168 T612 228 2 6 Bearing washer T612 103 T612 223 2 7 Screw knob T612 1...

Страница 40: ...entering device All Table 6 4 Replacement Grips Part number Description Notes 2710 111U Assembled 100N grip complete single upper grip with appropriate grip interface adapter These upper grips can be...

Страница 41: ......

Страница 42: ...Product Support www instron com...

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