CN219925846U - Test clamping tool for composite material - Google Patents
Test clamping tool for composite material Download PDFInfo
- Publication number
- CN219925846U CN219925846U CN202321639185.1U CN202321639185U CN219925846U CN 219925846 U CN219925846 U CN 219925846U CN 202321639185 U CN202321639185 U CN 202321639185U CN 219925846 U CN219925846 U CN 219925846U
- Authority
- CN
- China
- Prior art keywords
- positive
- composite material
- negative screw
- screw rod
- sliding block
- 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.)
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- 239000002131 composite material Substances 0.000 title claims abstract description 39
- 238000012360 testing method Methods 0.000 title claims abstract description 23
- 230000006835 compression Effects 0.000 claims abstract description 15
- 238000007906 compression Methods 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims description 8
- 238000004154 testing of material Methods 0.000 claims 6
- 238000012669 compression test Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 230000001788 irregular Effects 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 229910052755 nonmetal Inorganic materials 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229920006231 aramid fiber Polymers 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a test clamping tool for a composite material, which comprises a workbench, wherein a positive and negative screw rod is rotatably arranged on the workbench, a crank handle is arranged at one end of the positive and negative screw rod, a first sliding block and a second sliding block are respectively connected to two ends of the positive and negative screw rod in a threaded manner, clamping plates are arranged on the first sliding block and the second sliding block, a plurality of connecting columns are arranged at one ends of the two clamping plates, which are close to each other, a spherical part is arranged at one end of each connecting column, a cushion block is movably arranged on the outer wall of each spherical part, T-shaped grooves are formed in the top ends of the two clamping plates, a plurality of compression springs are arranged in the T-shaped grooves, and the T-shaped plates are arranged on the compression springs.
Description
Technical Field
The utility model relates to the technical field of clamping tools, in particular to a test clamping tool for a composite material.
Background
The composite material is a new material which is formed by optimally combining material components with different properties by using an advanced material preparation technology, the matrix material of the composite material is divided into two main types of metal and nonmetal, the metal matrix is commonly used with aluminum, magnesium, copper, titanium and alloys thereof, and the nonmetal matrix is mainly composed of synthetic resin, rubber, ceramic, graphite, carbon and the like. The reinforcing material mainly comprises glass fiber, carbon fiber, boron fiber, aramid fiber, silicon carbide fiber, asbestos fiber, whisker and metal.
The utility model with the publication number of CN218412012U relates to the technical field of mechanical structures, in particular to a composite material compression test tool, which comprises a loading seat and a pressure bearing seat, wherein the loading seat is movably connected to the pressure bearing seat along the vertical direction; an upper clamping groove is formed in the middle of the bottom surface of the loading seat; an upper clamping plate is arranged in the upper clamping groove, and the upper end of the composite material product to be tested is clamped in the upper clamping groove through two groups of upper clamping bolts on the upper clamping plate; the middle part of the top surface of the pressure-bearing seat is provided with a lower clamping groove; the lower clamping groove is internally provided with a lower clamping plate, and the lower end of the composite material product to be tested is clamped in the lower clamping groove through two groups of lower clamping bolts on the lower clamping plate. The test fixture for the compression test of the composite material can enable test samples of composite material products with different sizes to be clamped between the upper clamping groove and the lower clamping groove, improves the universality of the test fixture, improves the operation efficiency, and can improve the data accuracy of the compression performance test of the test samples of the composite material products.
But combined material's specification shape is comparatively various, and current frock has certain limitation owing to receive the specification between grip slipper and the grip block to and the length and the influence of interval of two bolts, and adaptability is lower, and bolted connection fixed mode operation is comparatively complicated, influences later stage detection efficiency, consequently needs a combined material's test centre gripping frock to satisfy people's demand.
Disclosure of Invention
The utility model aims to provide a test clamping tool for a composite material, which solves the problems that the prior art proposed in the background art has certain limitation, low adaptability, complex operation in a bolt connection and fixation mode and influence on the later detection efficiency.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a combined material's test centre gripping frock, includes the workstation, the positive and negative screw rod is installed to the workstation internal rotation, and the crank handle is installed to positive and negative screw rod's one end, and threaded connection has first slider and second slider respectively on positive and negative screw rod's both ends, all is provided with splint on first slider and the second slider, all is provided with a plurality of spliced pole on the one end that two splint are close to each other, is provided with the ball on the one end of spliced pole, movable mounting has the cushion on the outer wall of ball, two T type groove has all been seted up in the top of splint, is provided with a plurality of compression spring in the T type groove, installs T template on the compression spring, T template slidable mounting is in T type groove.
Preferably, the notch has all been seted up to the both sides of workstation, has seted up the mounting hole on the bottom inner wall of notch, and the mounting hole runs through to the bottom of workstation.
Preferably, the workbench is provided with a guide groove, the positive and negative screw is positioned in the guide groove, and the first sliding block and the second sliding block are both in sliding fit in the guide groove.
Preferably, both ends of the positive and negative screw rods are provided with baffle plates, the two baffle plates are respectively positioned on the outer sides of both ends of the workbench, and the crank handle is arranged on the baffle plates.
Preferably, the first sliding block is provided with a positive threaded hole, the positive threaded hole is in threaded connection with a positive threaded section of the positive and negative screw rod, the second sliding block is provided with a reverse threaded hole, and the reverse threaded hole is in threaded connection with a reverse threaded section of the positive and negative screw rod.
Preferably, a reset spring is arranged on the clamping plate, the reset spring is arranged on the cushion block, and the connecting column is positioned in the reset spring.
Preferably, a hemispherical hole is formed in one end of the cushion block, the spherical member is located in the hemispherical hole, and the aperture of the opening of the hemispherical hole is smaller than the diameter of the spherical member.
The beneficial effects of the utility model are as follows:
according to the utility model, the first sliding block and the second sliding block are driven to be close to each other and far away from each other through the rotation of the positive and negative screw rods, so that the two clamping plates are driven to realize the purpose of clamping and loosening.
According to the fixture, the connecting columns, the spherical parts and the cushion blocks are arranged on the clamping plates, so that the composite materials with different shapes can be clamped and fixed, the stability of the composite materials during clamping is ensured, and the adaptability of the fixture is improved.
According to the utility model, the rebounding T-shaped plate is arranged in the clamping plate, so that the composite material is shielded to a certain extent when a compression test is carried out, and the problem of material cracking and splashing during compression is prevented.
Drawings
FIG. 1 is a schematic structural diagram of a test clamping fixture for a composite material according to the present utility model;
FIG. 2 is a schematic side view of a test fixture for testing a composite material according to the present utility model;
FIG. 3 is an enlarged schematic view of the structure of the test fixture for composite materials shown in FIG. 2A;
FIG. 4 is a schematic diagram of a front cross-sectional view of a notch of a test clamping tool for composite materials according to the present utility model;
fig. 5 is a schematic diagram of a front view cross-section of a clamping plate of a test clamping tool for composite materials according to the present utility model.
In the figure: 1. a work table; 2. a positive and negative screw; 3. a crank handle; 4. a first slider; 5. a second slider; 6. a clamping plate; 7. a connecting column; 8. a spherical member; 9. a cushion block; 10. a T-shaped groove; 11. a compression spring; 12. t-shaped plates; 13. a notch; 14. a mounting hole; 15. a guide groove; 16. a baffle; 17. a positive threaded hole; 18. a reverse threaded hole; 19. a return spring; 20. hemispherical holes.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-5, a test clamping tool for composite materials comprises a workbench 1, a positive and negative screw rod 2 is rotatably installed in the workbench 1, a crank handle 3 is installed at one end of the positive and negative screw rod 2, a first sliding block 4 and a second sliding block 5 are respectively connected to two ends of the positive and negative screw rod 2 in a threaded mode, clamping plates 6 are arranged on the first sliding block 4 and the second sliding block 5, a plurality of connecting columns 7 are arranged at one end, close to each other, of the two clamping plates 6, a spherical member 8 is arranged at one end of the connecting column 7, a cushion block 9 is movably installed on the outer wall of the spherical member 8, T-shaped grooves 10 are formed in the top ends of the two clamping plates 6, a plurality of compression springs 11 are arranged in the T-shaped grooves 10, T-shaped plates 12 are installed on the compression springs 11 in the T-shaped grooves 10 in a sliding mode.
The composite material is placed on the workbench 1, the crank handle 3 is rotated, the positive and negative screw rod 2 rotates, at the moment, the first sliding block 4 and the second sliding block 5 are synchronously close to each other, thereby driving the two clamping plates 6 to clamp and fix the composite material, when the shape of the composite material is irregular, the clamping plates 6 are mutually close to enable the cushion block 9 to be in contact with the outer wall of the composite material, the arrangement of the spherical piece 8 is adopted, when the cushion block 9 is contacted on the irregular outer wall of the composite material, the cushion block 9 is automatically subjected to angle adjustment, thereby enabling the cushion block 9 to be more attached to the outer wall of the composite material, further ensuring the stability of the irregular composite material during clamping and fixing, the compression test is carried out on the composite material by utilizing the testing machine, when the output end of the testing machine is pressed down, the compression spring 11 is in contact with the T-shaped plate 12, the compression spring 11 is stressed until the testing machine presses the composite material to be destroyed, in the process, the compression counter force of the compression spring 11 is always acted on the T-shaped plate 12, the T-shaped plate 12 is enabled to provide certain shielding for the composite material, and the problem of splashing of cracked when the composite material is prevented when the damage is caused.
Specifically, in this embodiment, the notch 13 has all been seted up to the both sides of workstation 1, has seted up mounting hole 14 on the bottom inner wall of notch 13, and mounting hole 14 runs through to the bottom of workstation 1, and notch 13 and mounting hole 14 have made things convenient for fixing this frock on the testing machine and have tested.
Specifically, in this embodiment, the workbench 1 is provided with a guide groove 15, the positive and negative screw 2 is located in the guide groove 15, the first slider 4 and the second slider 5 are slidably adapted in the guide groove 15, and the guide groove 15 provides lateral limiting for the first slider 4 and the second slider 5, so that the first slider 4 and the second slider 5 form stable relative movement.
Specifically, in this embodiment, the two ends of the positive and negative screw 2 are both provided with the baffle plates 16, the two baffle plates 16 are respectively located on the outer sides of the two ends of the workbench 1, the crank handle 3 is installed on the baffle plates 16, the baffle plates 16 effectively prevent the axial displacement of the positive and negative screw 2, and ensure that the positive and negative screw 2 always rotates on the same position.
Specifically, in this embodiment, the first slider 4 is provided with a positive threaded hole 17, the positive threaded hole 17 is in threaded connection with a positive threaded section of the positive and negative screw 2, the second slider 5 is provided with a negative threaded hole 18, the negative threaded hole 18 is in threaded connection with a negative threaded section of the positive and negative screw 2, and the positive threaded hole 17 and the negative threaded hole 18 are arranged, so that the positive and negative screw 2 can realize synchronous relative movement between the first slider 4 and the second slider 5 through unidirectional rotation.
Specifically, in this embodiment, be provided with reset spring 19 on splint 6, reset spring 19 installs on cushion 9, and spliced pole 7 is located reset spring 19, and reset spring 19's elasticity effect for cushion 9 loses the clamping force when can automatic recovery to the home position, has avoided the problem of manual regulation.
Specifically, in this embodiment, the hemispherical hole 20 is formed at one end of the cushion block 9, the spherical member 8 is located in the hemispherical hole 20, the aperture of the opening of the hemispherical hole 20 is smaller than the diameter of the spherical member 8, the hemispherical hole 20 provides a movable space for the spherical member 8, and opposite, provides a space for adjusting the angle for the cushion block 9, and effectively prevents the cushion block 9 from being separated from the spherical member 8.
The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the inventive concept thereof, can be replaced or changed within the scope of the present utility model.
Claims (7)
1. The utility model provides a combined material's test centre gripping frock, includes workstation (1), its characterized in that: the utility model discloses a workbench, including workstation (1), positive and negative screw rod (2) are installed in the rotation of workstation (1), and crank handle (3) are installed to positive and negative screw rod (2) one end, and threaded connection has first slider (4) and second slider (5) on the both ends of positive and negative screw rod (2) respectively, all is provided with splint (6) on first slider (4) and second slider (5), all is provided with a plurality of spliced pole (7) on the one end that two splint (6) are close to each other, is provided with ball part (8) on the one end of spliced pole (7), movable mounting has cushion (9) on the outer wall of ball part (8), two T type groove (10) have all been seted up in the top of splint (6), be provided with a plurality of compression spring (11) in T type groove (10), install T template (12) on compression spring (11), T template (12) slidable mounting is in T type groove (10).
2. The composite material testing and clamping tool according to claim 1, wherein: notch (13) have all been seted up to the both sides of workstation (1), have seted up mounting hole (14) on the bottom inner wall of notch (13), and mounting hole (14) run through to the bottom of workstation (1).
3. The composite material testing and clamping tool according to claim 1, wherein: the workbench (1) is provided with a guide groove (15), the positive and negative screw (2) is positioned in the guide groove (15), and the first sliding block (4) and the second sliding block (5) are both in sliding fit in the guide groove (15).
4. The composite material testing and clamping tool according to claim 1, wherein: both ends of the positive and negative screw rod (2) are provided with baffle plates (16), the two baffle plates (16) are respectively positioned on the outer sides of both ends of the workbench (1), and the crank handle (3) is arranged on the baffle plates (16).
5. The composite material testing and clamping tool according to claim 1, wherein: the first sliding block (4) is provided with a positive threaded hole (17), the positive threaded hole (17) is in threaded connection with a positive threaded section of the positive and negative screw rod (2), the second sliding block (5) is provided with a reverse threaded hole (18), and the reverse threaded hole (18) is in threaded connection with a reverse threaded section of the positive and negative screw rod (2).
6. The composite material testing and clamping tool according to claim 1, wherein: the clamp plate (6) is provided with a return spring (19), the return spring (19) is arranged on the cushion block (9), and the connecting column (7) is positioned in the return spring (19).
7. The composite material testing and clamping tool according to claim 1, wherein: one end of the cushion block (9) is provided with a hemispherical hole (20), the spherical member (8) is positioned in the hemispherical hole (20), and the aperture of the opening of the hemispherical hole (20) is smaller than the diameter of the spherical member (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321639185.1U CN219925846U (en) | 2023-06-27 | 2023-06-27 | Test clamping tool for composite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321639185.1U CN219925846U (en) | 2023-06-27 | 2023-06-27 | Test clamping tool for composite material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219925846U true CN219925846U (en) | 2023-10-31 |
Family
ID=88491330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321639185.1U Active CN219925846U (en) | 2023-06-27 | 2023-06-27 | Test clamping tool for composite material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219925846U (en) |
-
2023
- 2023-06-27 CN CN202321639185.1U patent/CN219925846U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |