CN213580392U - Large-opening clamp of universal material testing machine - Google Patents

Large-opening clamp of universal material testing machine Download PDF

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Publication number
CN213580392U
CN213580392U CN202021880025.2U CN202021880025U CN213580392U CN 213580392 U CN213580392 U CN 213580392U CN 202021880025 U CN202021880025 U CN 202021880025U CN 213580392 U CN213580392 U CN 213580392U
Authority
CN
China
Prior art keywords
testing machine
clamping
connecting device
material testing
base
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN202021880025.2U
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Chinese (zh)
Inventor
唐玉玲
闫福棣
陈浩
韩露
任煜赫
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianjin University of Science and Technology
Original Assignee
Tianjin University of Science and Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tianjin University of Science and Technology filed Critical Tianjin University of Science and Technology
Priority to CN202021880025.2U priority Critical patent/CN213580392U/en
Application granted granted Critical
Publication of CN213580392U publication Critical patent/CN213580392U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a universal material testing machine's big opening anchor clamps which characterized in that includes: the upper end of the connecting device is connected with a connecting device of the universal testing machine, the lower end of the connecting device is used for clamping a test piece, and the connecting device connects the universal testing machine and the clamp through a cylindrical pin and is fixed through a threaded ring; the lower end clamping device is fixed with the upper end connecting device; the clamping device is provided with a base, two fixed blocks are arranged at the left end and the right end of the base, two moving blocks are arranged in the middle of the base, two clamping nuts are arranged at the left end and the right end of each fixed block, and the clamping nuts are adjusted to clamp a test piece. The utility model discloses can realize the mechanical properties test of universal material testing machine to the jumbo size structure.

Description

Large-opening clamp of universal material testing machine
Technical Field
The utility model relates to a combined material detection area, in particular to universal material testing machine's big opening anchor clamps.
Background
The composite material is gradually applied to more fields with excellent performance, the mechanical property of the composite material structure is tested by a universal testing machine and some matched equipment, a clamp is used for holding a test piece, and the testing machine performs the test by the preset parameters.
However, the maximum opening size of the clamp of the tester is only 10mm, and the test on a large-size structure test piece cannot be satisfied.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a universal testing machine's big opening anchor clamps to alleviate current universal testing machine anchor clamps and can not satisfy the test to jumbo size structure test piece.
For realizing the utility model discloses a technical scheme that the purpose adopted is:
the utility model provides a universal material testing machine's big opening anchor clamps, a serial communication port, include: the upper end of the connecting device is connected with a connecting device of the universal testing machine, the lower end of the connecting device is used for clamping a clamping device of a test piece, and the connecting device connects the universal testing machine with the clamp through a cylindrical pin; the lower end clamping device is fixed with the upper end connecting device; the clamping device is provided with a base, two fixed blocks are arranged at the left end and the right end of the base, two moving blocks are arranged in the middle of the base, two clamping nuts are arranged at the left end and the right end of each fixed block, and a test piece can be clamped by adjusting the clamping nuts.
The connecting device is characterized in that the upper end of the connecting device is provided with a cylindrical through hole for inserting a cylindrical pin to be connected with the testing machine, the middle of the connecting device is provided with a thread and a ring with the thread for fixing the connecting device after the cylindrical pin is inserted and the ring is rotated upwards.
The lower end of the connecting device is provided with a flange plate, and the flange plate is provided with four round holes for connecting with the clamping device.
The top of the base of the clamping device is provided with four threaded blind holes with the same positions as the connecting device, and the threaded blind holes are used for being connected with a flange plate of the connecting device through bolts.
Two inverted trapezoidal grooves are formed in the lower portion of the base of the clamping device and used for inserting the moving block and the fixed block, and after the four blocks are inserted, the two fixed blocks are fixed at the left end and the right end in a welding mode.
The fixed block is provided with a through threaded hole for screwing the clamping nut, and a cylindrical pit with the diameter larger than 2mm of the front end of the clamping nut is arranged at the position, right opposite to the nut, on the moving block, so that the clamping nut is prevented from deviating during clamping.
The cylindrical head of the clamping nut is provided with a groove, so that a wrench can be conveniently used for forcibly rotating the clamping nut.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses can realize the mechanical properties test of universal material testing machine to the jumbo size structure.
Drawings
FIG. 1 is a perspective view of the whole large-opening clamp of the universal material testing machine of the present invention;
fig. 2 is a perspective view of the upper end of the clamp of the present invention;
fig. 3 is a perspective view of the clamping nut of the present invention;
fig. 4 is a perspective view of the moving block of the present invention;
fig. 5 is a perspective view of the base of the present invention;
description of reference numerals: 1-connecting device, 2-threaded ring, 3-clamping nut, 4-fixed block, 5-moving block, 6-base and 7-bolt
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Fig. 1 the utility model provides a big opening anchor clamps's of universal material testing machine stereogram, anchor clamps wholly include: the upper end is connected with a connecting device 1 of the universal testing machine, and the lower end is used for clamping a clamping device of a test piece. The connecting device connects the universal testing machine and the clamp through a cylindrical pin and is fixed through a threaded ring 2; the lower end clamping device is fixed with the upper end connecting device; the clamping device is provided with a base, two fixed blocks 4 are arranged at the left end and the right end of the base, two moving blocks 5 are arranged in the middle of the base, two clamping nuts 3 are arranged at the left end and the right end of each fixed block 4, and the clamping nuts can be adjusted to clamp a test piece.
Figure 2 is the utility model discloses a perspective view of the upper end of anchor clamps, connecting device's upper end have the cylinder through-hole for insert the cylindric lock and be connected with the testing machine, there is screw thread and a ring that takes the screw thread in the centre, after being used for inserting the cylindric lock, fix it. The lower end of the connecting device is provided with a flange plate, and the flange plate is provided with four round holes for connecting with the clamping device.
The top of the base 6 of the clamping device is provided with four threaded blind holes with the same positions as the connecting device, and the threaded blind holes are used for being connected with a flange plate of the connecting device through bolts 7.
Two inverted trapezoidal grooves are formed below a base 6 of the clamping device and used for inserting the fixed block 4 and the moving block 5.
The fixed block is provided with a through threaded hole for screwing the clamping nut 3, and the moving block is provided with a cylindrical pit with the diameter being 2mm larger than the front end of the clamping nut 3, so that the clamping nut is prevented from deviating during clamping. The cylindrical head of the clamping nut 3 is provided with a groove, so that a wrench can be conveniently used for forcibly rotating the clamping nut.
To sum up, through the utility model discloses: a large-opening clamp of a universal material testing machine is designed to relieve the problem that the conventional universal testing machine clamp cannot meet the test of a large-size structure test piece.

Claims (7)

1. The utility model provides a universal material testing machine's big opening anchor clamps which characterized in that includes: the upper end of the connecting device is connected with a connecting device of the universal testing machine, the lower end of the connecting device is used for clamping a test piece, and the connecting device connects the universal testing machine and the clamp through a cylindrical pin and is fixed through a threaded ring; the lower end clamping device is fixed with the upper end connecting device; the clamping device is provided with a base, two fixed blocks are arranged at the left end and the right end of the base, two moving blocks are arranged in the middle of the base, two clamping nuts are arranged at the left end and the right end of each fixed block, and the clamping nuts are adjusted to clamp a test piece.
2. The large opening fixture for universal material testing machine according to claim 1, wherein said connecting means has a cylindrical through hole at the upper end for inserting a cylindrical pin for connecting with the testing machine, a thread at the middle and a ring with a thread for fixing the cylindrical pin after inserting it.
3. The large-opening clamp for the universal material testing machine as claimed in claim 1, wherein the lower end of the connecting device is provided with a flange, and the flange is provided with four round holes for connecting with the clamping device.
4. The large-opening clamp for the universal material testing machine as claimed in claim 1, wherein the top of the base of the clamping device is provided with four threaded blind holes at the same positions as the connecting device for connecting with the flange of the connecting device through bolts.
5. The large-opening clamp for the universal material testing machine as claimed in claim 1, wherein two inverted trapezoidal grooves are formed below the base of the clamping device for inserting the moving block and the fixing block.
6. The large-opening clamp for the universal material testing machine as claimed in claim 1, wherein the fixing block is provided with a through threaded hole for screwing the clamping nut, and the moving block is provided with a cylindrical groove which is 2mm larger than the front end of the clamping nut in diameter, so as to prevent the clamping nut from deviating during clamping.
7. The large-opening clamp of the universal material testing machine as claimed in claim 1, wherein the cylindrical head of the clamping nut is provided with a groove for facilitating the use of a wrench for forcibly rotating the clamping nut.
CN202021880025.2U 2020-09-02 2020-09-02 Large-opening clamp of universal material testing machine Expired - Fee Related CN213580392U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021880025.2U CN213580392U (en) 2020-09-02 2020-09-02 Large-opening clamp of universal material testing machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021880025.2U CN213580392U (en) 2020-09-02 2020-09-02 Large-opening clamp of universal material testing machine

Publications (1)

Publication Number Publication Date
CN213580392U true CN213580392U (en) 2021-06-29

Family

ID=76568834

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021880025.2U Expired - Fee Related CN213580392U (en) 2020-09-02 2020-09-02 Large-opening clamp of universal material testing machine

Country Status (1)

Country Link
CN (1) CN213580392U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114509334A (en) * 2022-02-15 2022-05-17 广东电网有限责任公司 Testing machine clamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114509334A (en) * 2022-02-15 2022-05-17 广东电网有限责任公司 Testing machine clamp

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20210629

CF01 Termination of patent right due to non-payment of annual fee