CN220690669U - Clamp for directional tension testing device - Google Patents
Clamp for directional tension testing device Download PDFInfo
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- CN220690669U CN220690669U CN202322236069.1U CN202322236069U CN220690669U CN 220690669 U CN220690669 U CN 220690669U CN 202322236069 U CN202322236069 U CN 202322236069U CN 220690669 U CN220690669 U CN 220690669U
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- shell
- fixedly connected
- splint
- testing device
- square
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- 238000012360 testing method Methods 0.000 title claims description 17
- 239000002184 metal Substances 0.000 claims abstract description 21
- 238000009864 tensile test Methods 0.000 claims abstract description 9
- 230000002457 bidirectional effect Effects 0.000 claims description 15
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 230000003139 buffering effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 8
- 238000010030 laminating Methods 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The application discloses directional anchor clamps for tensile testing device belongs to tensile testing device technical field, including the open square shell in bottom surface, the equal fixedly connected with sliding ring in the inside bottom both sides of shell, two the symmetry is equipped with two slide bars between the inside of sliding ring, two all rotate on the slide bar and be connected with splint, two the equal fixedly connected metal tooth in top both sides of splint, the vertical sliding connection in shell top surface center department has square pole, just square pole bottom passes the space between two metal teeth in the middle of and installs the cylindricality dog. This directional anchor clamps for tensile testing device, upward move through the cylindricality dog, the metal tooth on the cooperation splint to this makes splint rotate around the slide bar, forms the incline condition, realizes the clamp of toper work piece, has avoided the splint that parallel is close to when the toper work piece of centre gripping, the splint is little with the area of contact of work piece, can not fine laminating work piece's problem, has improved the fixed effect to the work piece.
Description
Technical Field
The application belongs to the technical field of tensile testing devices, and particularly relates to a clamp for a directional tensile testing device.
Background
The directional tensile test is a mechanical property test of a test material so that the best effect can be achieved in various fields of material application, and when a tensile tester tests a workpiece, the workpiece needs to be fixed and stretched by a clamp, so that the tensile force of the workpiece is tested.
The fixing effect of the existing fixture for the directional tension testing device on workpieces with irregular shapes, particularly conical workpieces is poor, and the fixture for the directional tension testing device comprises a connecting part and a clamping part, wherein the fixture is used for clamping the workpieces with irregular shapes, particularly the conical workpieces, due to the fact that the clamping plates are parallel and close to each other, the contact area of the clamping plates and the workpieces is small, the workpieces cannot be well attached, and therefore the fixing effect of the workpieces cannot be well affected.
Therefore, we propose a fixture for a directional tension testing device to solve the above problems.
Disclosure of Invention
The purpose of this application is in order to solve among the prior art, to the not good problem of toper work piece fixed effect, and a directional anchor clamps for tensile testing device are proposed.
In order to achieve the above purpose, the present application adopts the following technical scheme:
the utility model provides a directional tensile testing device anchor clamps, includes the square shell of bottom surface open, the equal fixedly connected with in bottom of shell inside both sides is oval-shaped sliding ring, two the symmetry is equipped with two slide bars between the inside of sliding ring, two all rotate on the slide bar and be connected with splint, two the equal fixedly connected with metal tooth in top both sides of splint, four the crisscross setting of metal tooth slope, the vertical sliding connection in shell top surface center department has square pole, just square pole bottom passes the space between two metal teeth in the middle and installs the cylindricality dog, square pole top rotates and is connected with the threaded rod, the shell top surface is located the support frame of threaded rod top fixedly connected with U type, the top screw thread of threaded rod passes support frame fixedly connected with regulating disk, the side bottom symmetry of shell is equipped with the removal subassembly that two slide bars of two drive moved in opposite directions.
Preferably, the shell side is run through and is opened the slot with the coincidence of sliding ring inner ring, and four curb plates of shell lateral surface bottom symmetry fixedly connected with that the slot is located, the removal subassembly is including rotating the two bi-directional lead screw of connecting between the curb plate, the slider has all been cup jointed to the equal screw thread in bi-directional lead screw both ends, one side that the slider is close to the sliding ring and slide bar fixed connection.
Preferably, the two ends of the bidirectional screw rod extend out of the side plates, the two ends of the bidirectional screw rod are connected by virtue of a transmission piece, one end of the moving assembly is provided with an adjusting handle for driving the bidirectional screw rod to rotate, and the two adjusting handles are symmetrically arranged.
Preferably, the two opposite faces of the clamping plates are fixedly connected with rubber pads for buffering, and the top ends of the opposite faces of the two clamping plates are subjected to radian treatment.
Preferably, the diameter of the cylindrical stop is larger than the width of the square rod, and the length of the cylindrical stop is not smaller than the width of the clamping plate.
Preferably, the square tenon is fixedly connected to the bottom surface of the square rod, and the square tenon and the square rod inserted tenon groove are formed in the top surface of the cylindrical stop block.
To sum up, the technical effects and advantages of the present application are: this directional tension testing arrangement is with anchor clamps, compare current device, through setting up splint, two-way lead screw, the slider, the slide bar, adjust the handle, before pressing from both sides tight work piece, drive the two-way lead screw rotation of both sides through rotating the adjustment handle, with this drive slider and slide bar remove in opposite directions, and so realize being close to each other of two splint, through setting up metal tooth, square pole, the threaded rod, the support frame, the regulating disk, when two splint contact or just contact with the work piece, drive threaded rod and square pole and upwards remove, so drive the upward movement of cylindricality dog, cooperate the metal tooth on the splint, with this makes splint rotate around the slide bar, form the incline state, paste the outer wall of tight toper work piece, realize the clamp to the toper work piece, compare current device, clamp the clamp to the toper work piece through the adjustable rotation of splint has been realized, the splint that has avoided parallel to be close to when the centre gripping toper work piece, splint is little with the area of contact of work piece, can not fine laminating work piece's problem, the fixed effect to the work piece has been improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a front cross-sectional view of the structure of the present utility model;
FIG. 3 is a bottom view of the structure of the present utility model;
FIG. 4 is a side cross-sectional view of the structure of the present utility model;
FIG. 5 is a schematic view of a cylindrical block and square rod structure according to the present utility model.
In the figure: 1. a housing; 2. a slip ring; 3. a slide bar; 4. a clamping plate; 5. metal teeth; 6. square bar; 7. a cylindrical stopper; 8. a threaded rod; 9. a support frame; 10. an adjusting plate; 11. a side plate; 12. a moving assembly; 13. a bidirectional screw rod; 14. a slide block; 15. adjusting the handle; 16. and a rubber pad.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application.
Referring to figures 1-3, a fixture for a directional tension testing device comprises a square shell 1 with an open bottom surface, two elliptical sliding rings 2 are fixedly connected to two sides of the bottom end inside the shell 1, two sliding rods 3 are symmetrically arranged between the two sliding rings 2, clamping plates 4 are rotatably connected to the two sliding rods 3, metal teeth 5 are fixedly connected to two sides of the top ends of the two clamping plates 4, four metal teeth 5 are obliquely and alternately arranged, collision and collision of the clamping plates 4 in the approaching process can be avoided by the obliquely and alternately arranged metal teeth 5, a square rod 6 is vertically and slidably connected to the center of the top surface of the shell 1, the bottom end of the square rod 6 penetrates through a gap between the middle two metal teeth 5 and is provided with a cylindrical stop 7, and when the cylindrical stop 7 moves upwards, the metal teeth 5 can be driven to be far away from each other, and with this makes splint 4 rotate around slide bar 3, form the inclination, paste the outer wall of tight toper work piece, realize the clamp to the toper work piece, square pole 6 top rotates and is connected with threaded rod 8, shell 1 top is located the support frame 9 of threaded rod 8 top fixedly connected with U type, the top screw thread of threaded rod 8 passes support frame 9 fixedly connected with regulating disk 10, drive threaded rod 8 through the rotation of regulating disk 10, square pole 6 and the upward movement of cylindricality dog 7, make splint 4 inclination become adjustable, make it can adapt to more toper work pieces, the side bottom symmetry of shell 1 is equipped with two moving component 12 that drive two slide bars 3 moved in opposite directions, so the mutual approaching and keeping away from of splint 4 are realized.
Referring to fig. 2-3, a groove coincident with the inner ring of the slip ring 2 is penetrated through the side surface of the shell 1, so that the sliding rod 3 can pass through the shell 1, four side plates 11 are symmetrically and fixedly connected to the bottom end of the outer side surface of the shell 1 where the groove is located, the moving assembly 12 comprises a bidirectional screw rod 13 rotationally connected between the two side plates 11, two ends of the bidirectional screw rod 13 are respectively and spirally sleeved with a sliding block 14, one side, close to the slip ring 2, of the sliding block 14 is fixedly connected with the sliding rod 3, and before a workpiece is clamped, the sliding block 14 and the sliding rod 3 are driven to move in opposite directions through the rotation of the bidirectional screw rod 13, so that the two clamping plates 4 are mutually close.
Referring to fig. 1-3, the two ends of the bi-directional screw rod 13 extend out of the side plate 11, and the two bi-directional screw rods 13 are connected by a transmission member, the transmission member comprises a belt wheel arranged at the end part of the bi-directional screw rod and a transmission belt connected between the belt wheels, the two connected bi-directional screw rods 13 enable the sliding block 14 and the sliding rod 3 to bear force balance, the sliding rod 3 moves more smoothly, two moving assemblies 12 are provided with adjusting handles 15 for driving the bi-directional screw rod 13 to rotate at one end, the two adjusting handles 15 are symmetrically arranged, the symmetrically arranged adjusting handles 15 are convenient for manual use, and the distance between the clamping plates 4 can be adjusted conveniently in all directions.
Referring to fig. 1-2, the opposite surfaces of the two clamping plates 4 are fixedly connected with rubber pads 16 for buffering, so that the workpiece is buffered, damage to the workpiece caused by excessive force is prevented, meanwhile, an anti-slip effect can be achieved, radian treatment is carried out on the top ends of the opposite surfaces of the two clamping plates 4, so that the cylindrical stop 7 can not be affected when the distance between the two clamping plates 4 is smaller, and the cylindrical stop 7 is prevented from being pressed.
Referring to fig. 2-3, the diameter of the cylindrical stopper 7 is larger than the width of the square rod 6, so that the cylindrical stopper 7 is prevented from directly penetrating through the metal teeth 5 along with the square rod 6, and the length of the cylindrical stopper 7 is not smaller than the width of the clamping plate 4, so that the metal teeth 5 are uniformly stressed when the cylindrical stopper 7 moves upwards.
Referring to fig. 4-5, square tenon is fixedly connected to the bottom surface of square rod 6, square tenon and square rod 6 male mortise are opened on the top surface of cylindrical block 7, and detachable mortise-tenon connection is formed between square rod 6 and cylindrical block 7, so that the replacement of cylindrical block 7 with different sizes is realized, and different conical workpieces are adapted.
Working principle:
when clamping a workpiece, firstly placing the conical workpiece between two clamping plates 4, wherein the top of the conical workpiece is larger than the bottom of the conical workpiece, rotating any adjusting handle 15 at the moment, driving the two bidirectional screw rods 13 in the two moving assemblies 12 to rotate simultaneously, driving the sliding blocks 14, the sliding rods 3 and the clamping plates 4 to approach each other until the rubber pads 16 on the clamping plates 4 are contacted or nearly contacted with the workpiece, stopping rotating the adjusting handle 15, starting rotating the adjusting disk 10, driving the threaded rod 8 to rotate upwards, driving the square rod 6 and the cylindrical stop block 7 to move upwards until the cylindrical stop block 7 is contacted with the metal teeth 5, continuously rotating the adjusting disk 10 at the moment, driving the cylindrical stop block 7 to move upwards, driving the metal teeth 5 to move away from each other, and driving the clamping plates 4 to rotate around the sliding rods 3 to form an inclined state, tightly attaching the outer walls of the conical workpiece, realizing clamping of the conical workpiece, and after the test, reversely rotating the adjusting disk 10 until the clamping plates 4 return to a vertical state, reversely rotating the adjusting handle 15 until the clamping plates 4 return to an initial position, thus completing the clamping of the whole directional tension test of the workpiece.
The foregoing is only a preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art, within the scope of the present application, should apply to the present application, and all equivalents and modifications as fall within the scope of the present application.
Claims (6)
1. The utility model provides a directional anchor clamps for tensile testing device, includes the square shell (1) of bottom surface open, a serial communication port, the equal fixedly connected with in bottom of shell (1) is oval sliding ring (2), two the symmetry is equipped with two slide bar (3) between the inside of sliding ring (2), two all rotate on slide bar (3) and be connected with splint (4), two the equal fixedly connected with metal tooth (5) in top both sides of splint (4), four metal tooth (5) slope crisscross setting, the vertical sliding connection in top surface center department of shell (1) has square pole (6), just square pole (6) bottom is passed the space between two metal tooth (5) in the middle and is installed cylindricality dog (7), square pole (6) top rotation is connected with threaded rod (8), the top of shell (1) top is located support frame (9) of threaded rod (8) top fixedly connected with U type, the top screw thread of threaded rod (8) passes support frame (9) fixedly connected with regulating disk (10), the side bottom of shell (1) is equipped with two symmetrical two slip bar (3) drive components that move mutually.
2. The fixture for the directional tension testing device according to claim 1, wherein grooves which are coincided with the inner ring of the slip ring (2) are formed in the side face of the shell (1) in a penetrating mode, four side plates (11) are symmetrically and fixedly connected to the bottom end of the outer side face of the shell (1) where the grooves are located, the moving assembly (12) comprises a bidirectional screw rod (13) which is rotatably connected between the two side plates (11), sliding blocks (14) are sleeved at two ends of the bidirectional screw rod (13) in a threaded mode, and one side, close to the slip ring (2), of the sliding blocks (14) is fixedly connected with the sliding rod (3).
3. The fixture for the directional tension testing device according to claim 2, wherein two ends of the two bidirectional screws (13) extend out of the side plates (11), one ends of the two bidirectional screws (13) are connected by means of a transmission piece, and one ends, far away from the two bidirectional screws (13), of the two bidirectional screws are provided with adjusting handles (15) for driving the bidirectional screws (13) to rotate.
4. The fixture for the directional tension testing device according to claim 1, wherein rubber pads (16) for buffering are fixedly connected to the opposite surfaces of the two clamping plates (4), and the top ends of the opposite surfaces of the two clamping plates (4) are subjected to radian treatment.
5. The fixture for directional tension testing apparatus according to claim 1, wherein the length of the cylindrical stopper (7) is not smaller than the width of the clamping plate (4).
6. The fixture for the directional tension testing device according to claim 5, wherein the square tenon is fixedly connected to the bottom surface of the square rod (6), and the square tenon and the tenon slot into which the square rod (6) is inserted are formed in the top surface of the cylindrical stop block (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322236069.1U CN220690669U (en) | 2023-08-21 | 2023-08-21 | Clamp for directional tension testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322236069.1U CN220690669U (en) | 2023-08-21 | 2023-08-21 | Clamp for directional tension testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220690669U true CN220690669U (en) | 2024-03-29 |
Family
ID=90371695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322236069.1U Active CN220690669U (en) | 2023-08-21 | 2023-08-21 | Clamp for directional tension testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220690669U (en) |
-
2023
- 2023-08-21 CN CN202322236069.1U patent/CN220690669U/en active Active
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