CN219495934U - Tensile testing machine test piece fixing device - Google Patents
Tensile testing machine test piece fixing device Download PDFInfo
- Publication number
- CN219495934U CN219495934U CN202223415250.0U CN202223415250U CN219495934U CN 219495934 U CN219495934 U CN 219495934U CN 202223415250 U CN202223415250 U CN 202223415250U CN 219495934 U CN219495934 U CN 219495934U
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- clamping
- clamping blocks
- fixing device
- test piece
- box
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a fixing device for a testing part of a tensile testing machine, which is characterized in that a vertical inclined plane is arranged in a clamping box, at least two clamping blocks are arranged in cooperation with the vertical inclined plane, and an elastic extrusion device is arranged in front of the clamping blocks and the inner wall of the clamping box; the clamping blocks are connected with a locking screw rod, and the clamping blocks can be pulled to move vertically under the driving of external force so as to realize the gap change between the clamping blocks and further realize the clamping of materials. The device is characterized in that a guide groove is formed in the side part of the clamping box, the constraint of the guide piece is realized through the guide groove, the constraint groove is formed in the guide piece, each clamping block is respectively provided with a linkage column, and the vertical linkage is realized through the cooperation of the linkage columns and the constraint groove; when the clamping device is used, the clamping blocks are manually driven to move to adjust the gap between the two clamping blocks, and the clamping position can be fixed through the positioning device after clamping. The utility model has novel structural design and convenient use and adjustment, and is an ideal fixing device for the test piece of the tensile testing machine.
Description
Technical Field
The utility model relates to the technical field of detection equipment accessories, in particular to a fixing device for a test piece of a tensile testing machine.
Background
When strip sample detects, the present detection mode is through punching on the sample, through setting up two chucks from top to bottom after punching, realizes the penetration of dead lever on the sample through two chucks to this fixed that realizes the sample, but the technical problem that present this kind of detection device exists lies in: 1. the sample is required to be destroyed, the whole strength of the sample can be influenced by punching holes on the sample, and certain detection errors exist during the test; 2. the existing clamping head for fixing the sample is required to be grooved, and in order to ensure the test accuracy, a fixing groove with matched precision and size is generally machined, so that the clamping head is required to be replaced when the sheet-shaped sample with different sizes is detected, inconvenience is brought to a test unit, and meanwhile, the running cost of test equipment is also increased; 3. the existing clamping head cannot realize linear clamping when a sample is fixed, and the sample is easy to separate from the inside of the clamping head when the sample bears large traction force.
In view of this problem, a technical problem to be solved by those skilled in the art is to design a device capable of realizing linear clamping by technical improvement, without sample perforation and without changing a chuck when testing a multi-size sample.
Disclosure of Invention
The utility model aims to provide a fixing device for a testing part of a tensile testing machine, which can realize the fixation of a linear slide block inside by arranging a fixing block and can realize the clamping of samples with multiple specifications by a set of clamping dies.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the fixing device for the test piece of the tensile testing machine comprises a fixing handle and a clamping box, wherein a vertical inclined plane is arranged in the clamping box, at least two clamping blocks are arranged in cooperation with the vertical inclined plane, and an elastic extrusion device is arranged in front of the clamping blocks and the inner wall of the clamping box; the clamping blocks are connected with a locking screw, the side parts of the clamping boxes are provided with guide grooves, the guide plates are restrained through the guide grooves, the guide plates are provided with restraining grooves, each clamping block is provided with a linkage column, and the linkage columns are matched with the restraining grooves to realize vertical linkage; the driving rod penetrates through the guide piece, the locking screw rod is linked with the guide piece, and the clamping blocks can be pulled to vertically move under the driving of external force so as to realize the gap change between the clamping blocks and further realize the clamping of materials.
The locking screw is provided with a positioning device, and the clamping block is extruded by the positioning device to realize position fixing.
The front side and the rear side of the clamping box are provided with baffle plates, and the front and the rear blocking limit of the clamping block during up-and-down movement is realized through the baffle plates.
The outside of centre gripping box be provided with a vertical actuating lever, vertical actuating lever and locking screw rod linkage.
The vertical driving rod is hinged to the clamping box, the driving handle is provided with an avoidance groove, and the avoidance of the locking screw is realized through the avoidance groove.
The beneficial effects of the utility model are as follows: according to the utility model, through the design, the vertical inclined plane is arranged in the clamping box, at least two clamping blocks are arranged in cooperation with the vertical inclined plane, and an elastic extrusion device is arranged in front of the clamping blocks and the inner wall of the clamping box; the clamping blocks are connected with a locking screw rod, and the clamping blocks can be pulled to move vertically under the driving of external force so as to realize the gap change between the clamping blocks and further realize the clamping of materials. The device is characterized in that a guide groove is formed in the side part of the clamping box, the constraint of the guide piece is realized through the guide groove, the constraint groove is formed in the guide piece, each clamping block is respectively provided with a linkage column, and the vertical linkage is realized through the cooperation of the linkage columns and the constraint groove; when the clamping device is used, the clamping blocks are manually driven to move to adjust the gap between the two clamping blocks, and the clamping position can be fixed through the positioning device after clamping. The utility model has novel structural design and convenient use and adjustment, and is an ideal fixing device for the test piece of the tensile testing machine.
Drawings
FIG. 1 is a schematic diagram I of a three-dimensional structure of the utility model;
FIG. 2 is a schematic diagram II of a three-dimensional structure of the utility model;
FIG. 3 is a schematic diagram showing the main use state of the utility model;
reference numerals: 1. the device comprises a fixed handle, 11, an insertion end, 12, a locking surface, 2, a clamping box, 21, a side wall, 22, a vertical inclined surface, 23, a baffle plate, 3, a top plate, 31, a bottom plate, 4, a guide block, 5, a clamping block, 51, a top guide pillar, 52, friction teeth, 53, a linkage pillar, 6, a spring, 7, a guide sheet, 8, a vertical driving rod, 81, an avoidance groove, 82, a handle, 9, a locking screw, 91, a rotating handle, 92, a locking nut, 10 and a test piece.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings, in order to make the objects, technical solutions and advantages of the present utility model more apparent.
The utility model provides a tensile testing machine test piece fixing device, its includes fixed handle 1 and centre gripping box 2, as shown in FIG. 1, and fixed handle 1 includes one and is provided with the insertion end 11 of step shaft, is provided with the locking face 12 of dull and stereotyped structure in the lower part of insertion end 11, fixes locking face 12 on the roof 3 at centre gripping box 2 top through the bolt lock. The insertion end 11 external force application ends are connected.
The inside lateral wall 21 of centre gripping box 2 be provided with vertical inclined plane 22, cooperation vertical inclined plane 22 bilateral symmetry is provided with two grip blocks 5, grip block 5 and the roof 3 inner wall of centre gripping box 2 before be provided with spring 6, realize the restraint of spring 6 through top guide pillar 51, the purpose that spring 6 set up is the extrusion grip block 5 down all the time to realize the centre gripping action under the restraint of vertical inclined plane 22. The front side and the rear side of the clamping box 2 are both provided with baffle plates 23, and the front and the rear blocking limit when the clamping block 5 moves downwards is realized through the baffle plates 23.
The clamping block 5 is connected with a locking screw rod 9, the end part of the locking screw rod 9 is provided with threads, the locking screw rod 9 is screwed into a whole through the threads and the clamping block 5, and the locking screw rod 9 is provided with a rotary handle 91 for realizing external screwing force application.
Further, the side part of the clamping box 2 is provided with guide blocks 4, the guide blocks are in an L-shaped structure, guide grooves are formed between the two guide blocks 4, restraint of the guide sheet 7 is realized through the guide grooves, restraint grooves 71 are formed in the guide sheets, each clamping block 5 is respectively provided with a linkage column 53, and vertical linkage is realized through cooperation of the linkage columns 53 and the restraint grooves 71; the locking screw 9 penetrates through the guide piece 7, the locking screw 9 is linked with the guide piece 7, and the clamping blocks 5 can be pulled to vertically move under the driving of external force so as to realize the gap change between the left clamping block 5 and the right clamping block 5, and further realize the clamping of materials.
When the clamping box is used, as shown in fig. 3, the clamping block 5 is pulled to move upwards by the upward force of the locking screw 9 to enable a gap to appear between the two clamping blocks, but under the extrusion of a spring, the driving mode is more laborious, and in order to enable the driving to be smoother, the vertical driving rod 8 is hinged on the guide block 4 outside the clamping box, the avoiding groove 81 and the handle 82 are arranged on the vertical driving rod 8, and the avoiding of the locking screw 9 is realized through the avoiding groove 81. The vertical driving rod 8 is linked with the linkage column 53 and the locking screw 9.
The locking screw 9 is provided with a locking nut 92, and the clamping block 5 is extruded by the locking nut 92 to realize position fixing.
According to the utility model, through the design, the side part of the clamping box is provided with the guide groove, the constraint of the guide sheet is realized through the guide groove, the guide sheet is provided with the constraint groove, each clamping block 5 is respectively provided with the linkage column 53, the two clamping blocks 5 are vertically linked through the cooperation of the linkage column 53 and the constraint groove, the joint of the two clamping blocks 5 is provided with the friction teeth 52, and the clamping blocks 5 can be pulled to vertically move through the vertical driving rod 8 under the driving of external force so as to realize the gap change between the clamping blocks 5, thereby realizing the clamping of materials. After clamping the test piece 10, the clamping position can also be fixed by a lock nut.
The utility model has novel structural design and convenient use and adjustment, and is an ideal fixing device for the test piece of the tensile testing machine.
Claims (6)
1. The utility model provides a tensile testing machine test piece fixing device which characterized in that: the clamping device comprises a fixed handle and a clamping box, wherein a vertical inclined plane is arranged in the clamping box, at least two clamping blocks are arranged in cooperation with the vertical inclined plane, and an elastic extrusion device is arranged in front of the clamping blocks and the inner wall of the clamping box; the clamping blocks are connected with a locking screw rod, and the clamping blocks can be pulled to move vertically under the drive of external force so as to realize the gap change between the clamping blocks.
2. The tensile tester test piece fixing device according to claim 1, wherein: the side part of the clamping box is provided with a guide groove, the constraint of the guide sheet is realized through the guide groove, the guide sheet is provided with a constraint groove, each clamping block is respectively provided with a linkage column, and the linkage columns are matched with the constraint grooves; the locking screw rod penetrates through the guide piece and is linked with the guide piece.
3. The tensile tester test piece fixing device according to claim 1, wherein: the locking screw is provided with a positioning device, and the clamping block is extruded by the positioning device to realize position fixing.
4. The tensile tester test piece fixing device according to claim 1, wherein: the front side and the rear side of the clamping box are both provided with baffles.
5. The tensile tester test piece fixing device according to claim 1, wherein: the outside of centre gripping box be provided with a vertical actuating lever, vertical actuating lever and locking screw rod linkage.
6. The tensile tester test piece fixing device according to claim 5, wherein: the vertical driving rod is hinged to the clamping box, the driving handle is provided with an avoidance groove, and the avoidance of the locking screw is realized through the avoidance groove.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223415250.0U CN219495934U (en) | 2022-12-20 | 2022-12-20 | Tensile testing machine test piece fixing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223415250.0U CN219495934U (en) | 2022-12-20 | 2022-12-20 | Tensile testing machine test piece fixing device |
Publications (1)
Publication Number | Publication Date |
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CN219495934U true CN219495934U (en) | 2023-08-08 |
Family
ID=87513188
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202223415250.0U Active CN219495934U (en) | 2022-12-20 | 2022-12-20 | Tensile testing machine test piece fixing device |
Country Status (1)
Country | Link |
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CN (1) | CN219495934U (en) |
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2022
- 2022-12-20 CN CN202223415250.0U patent/CN219495934U/en active Active
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