CN220912855U - Polyimide heat insulation material shearing and stretching testing device - Google Patents
Polyimide heat insulation material shearing and stretching testing device Download PDFInfo
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- CN220912855U CN220912855U CN202322488473.8U CN202322488473U CN220912855U CN 220912855 U CN220912855 U CN 220912855U CN 202322488473 U CN202322488473 U CN 202322488473U CN 220912855 U CN220912855 U CN 220912855U
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- plate
- shearing
- fixedly connected
- supporting
- bull stick
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- 238000010008 shearing Methods 0.000 title claims abstract description 37
- 238000012360 testing method Methods 0.000 title claims abstract description 26
- 239000004642 Polyimide Substances 0.000 title claims abstract description 13
- 229920001721 polyimide Polymers 0.000 title claims abstract description 13
- 239000012774 insulation material Substances 0.000 title claims description 22
- 230000000712 assembly Effects 0.000 claims abstract description 8
- 238000000429 assembly Methods 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims abstract description 6
- 244000309464 bull Species 0.000 claims description 24
- 238000009864 tensile test Methods 0.000 claims description 2
- 239000003779 heat-resistant material Substances 0.000 abstract description 18
- 239000011810 insulating material Substances 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 240000004282 Grewia occidentalis Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 238000012669 compression test Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model relates to the technical field of shearing and stretching testing devices, and discloses a shearing and stretching testing device for a polyimide heat-insulating material. According to the utility model, through the arrangement of the fixed plate and the movable plate, the movable plate moves through the rotation of the first rotating rod and clamps the heat-resistant material in cooperation with the fixed plate, the contact area between the fixed plate and the movable plate and the heat-resistant material is larger, the clamping force is larger, the heat-resistant material is not easy to loosen in the stretching process, the clamping assembly on the lower surface of the sliding block is matched with the clamping assembly on the upper surface of the bottom plate, one clamping assembly is stretched through the stretching assembly, and the clamping assemblies are respectively arranged at the top of the bottom plate to stretch the heat-resistant material.
Description
Technical Field
The utility model relates to the technical field of shearing and stretching testing equipment, in particular to a shearing and stretching testing device for a polyimide heat insulation material.
Background
The tensile strength, the deformation rate, the breaking force, the tearing resistance, the heat sealing strength, the roller peeling test, the 90-degree peeling, the rope breaking force, the trouser tearing force, the 180-degree peeling, the compression test, the bending test, the shearing test, the bursting test and the like are completed in different tests, and different clamps, wide sample clamps, japanese clamps, english clamps and the like can be installed according to different requirements of customers and accord with the standards of a plurality of countries.
The utility model discloses a heat insulation material shearing and stretching testing device, which comprises a left upright post, a right upright post, a transverse fixing plate, a supporting base, a cross beam, a test curve, an upper shearing and stretching clamp mechanism, a lower shearing and stretching clamp mechanism, a controller, a hydraulic transmission rod, a hydraulic cylinder, a driving precision screw rod, a test clamp and a working platform, wherein the top end of the left upright post is connected with the right upright post through the transverse fixing plate, the working platform is arranged above the supporting base, the left upright post and the working platform at the bottom of the right upright post are fixedly connected, the upper shearing and stretching clamp mechanism and the lower shearing and stretching clamp mechanism are arranged on the working platform, the controller is arranged on the right upright post, the hydraulic transmission rod is arranged on the left upright post, and the hydraulic cylinder is fixedly arranged on the top end of the right upright post.
The device has the advantages that the device is small in noise and stable in running, the shearing tensile strength of the heat insulation material can be accurately tested, and test data are stored, but the shearing clamp of the clamp mechanism is in a four-corner claw shape, when the heat insulation material with a certain width is clamped, the contact area between the shearing clamp and the heat insulation material is small, so that the degree of fit and the degree of clamping between the shearing clamp and the heat insulation material are low, and the heat insulation material is easy to loosen in the tensile test.
Disclosure of utility model
The utility model aims to provide a shearing and stretching testing device for a polyimide heat insulation material, which aims to solve the problems in the background technology.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
The utility model relates to a polyimide heat insulation material shearing and stretching testing device, which comprises a bottom plate, a supporting plate and supporting columns;
The supporting plate is fixedly connected to the top of the supporting column, and the bottom plate is fixedly connected to the bottom of the supporting column, which is a supporting structure thereof;
The top of the supporting plate is provided with the telescopic component, the telescopic component is used for carrying out telescopic movement on one clamping component, the telescopic component is respectively arranged at the top of the bottom plate and matched with the top of the bottom plate to stretch the heat insulation material, and the bottom of the telescopic component and the top of the bottom plate are respectively provided with the clamping component;
The shearing assemblies are arranged on the outer sides of the bottom plate and the supporting plate, and the purpose of the shearing assemblies is to cut the heat insulation material between the two clamping assemblies;
The telescopic component comprises a hydraulic rod and a sliding block, wherein the output end of the hydraulic rod penetrates through the upper surface of the supporting plate and extends to the lower side of the supporting plate, the sliding block is fixedly connected to the output end of the hydraulic rod, and the sliding block is controlled to move up and down through the telescopic control of the output end of the hydraulic rod.
Further, the clamping assembly comprises a first rotating rod, a fixed plate and a movable plate, wherein the two first rotating rods are fixedly connected to the lower surface of the sliding block, the first rotating rods are in threaded connection with the outer wall of the fixed plate, the movable plate is clamped at one end of the first rotating rod, the outer wall of the movable plate is rotationally connected with one end of the first rotating rod, the purpose of the arrangement is that the movable plate is rotated through the first rotating rod to enable the movable plate to move, the clamping assembly matched with the fixed plate clamps heat-resistant materials, the clamping assembly on the lower surface of the sliding block is matched with the clamping assembly on the upper surface of the bottom plate, one clamping assembly is in telescopic movement through the telescopic assembly, and the clamping assembly is respectively installed at the top of the bottom plate to be matched with the top of the bottom plate to stretch the heat-resistant materials.
Further, the shearing assembly comprises a supporting rod, a sliding rail and a second rotating rod, wherein the two supporting rods are fixedly connected between the supporting plate and the bottom plate, the supporting rod and the bottom plate are positioned on the same axis, the second rotating rod is fixedly connected between the two supporting rods, the sliding rail is fixedly connected to the outer wall of the second rotating rod, and the purpose of the arrangement is to support the shearing assembly.
Further, threaded connection has the second bull stick on the outer wall of slide rail, the second bull stick extends to the inside of slide rail, sliding connection has the movable block on the inner wall of slide rail, the purpose of setting like this is through rotating the second bull stick, promotes the movable block.
Further, the one end joint of second bull stick is in the inside of movable block, the inside of movable block rotates with the one end of second bull stick to be connected, the one end fixedly connected with connecting rod that the second bull stick was kept away from to the movable block, the purpose of setting like this drives the connecting rod and removes when the movable block removes.
Further, the connecting rod runs through the outer wall of second bull stick and extends to the second bull stick outside, the cover is equipped with first spring on the outside of connecting rod, first spring is in between second bull stick and the movable block, the one end fixedly connected with blade of movable block is kept away from to the connecting rod, and the purpose of setting like this is when the connecting rod removes, drives the blade and carries out the centre gripping to the heat-resisting material of centre gripping, and simultaneously first spring plays the damping effect to the movable block, prevents that the movable block removes the in-process and becomes flexible.
The utility model has the following beneficial effects:
(1) According to the utility model, through the arrangement of the fixed plate and the movable plate, the movable plate is moved through the rotation of the first rotating rod, the heat-resistant material is clamped by matching with the fixed plate, the contact area between the fixed plate and the movable plate and between the fixed plate and the heat-resistant material is large, the heat-resistant material is difficult to loosen in the stretching process, the clamping assemblies on the lower surface of the sliding block are matched with the clamping assemblies on the upper surface of the bottom plate, one clamping assembly is stretched by passing through the stretching assembly, and the clamping assemblies are respectively arranged at the top of the bottom plate to stretch the heat-resistant material.
(2) According to the utility model, through the arrangement of the shearing assembly, the second rotating rod is rotated to push the moving block, the connecting rod is driven to move when the moving block moves, and the blade is driven to conduct shearing test on the clamped heat-resistant material when the connecting rod moves.
Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic perspective view of the present utility model;
FIG. 3 is a schematic view of a shear assembly according to the present utility model;
FIG. 4 is a schematic view of the telescopic assembly and clamping assembly of the present utility model;
in the drawings, the list of components represented by the various numbers is as follows:
In the figure: 1. a bottom plate; 2. a support plate; 3. a telescoping assembly; 301. a hydraulic rod; 302. a sliding block; 4. a shear assembly; 401. a support rod; 402. a slide rail; 403. a second rotating rod; 404. a moving block; 405. a connecting rod; 406. a first spring; 407. a blade; 5. a support column; 6. a second spring; 7. a clamping assembly; 701. a first rotating lever; 702. a fixing plate; 703. a movable plate.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the utility model discloses a polyimide heat insulation material shearing and stretching testing device, which comprises a bottom plate 1, a supporting plate 2 and a supporting column 5;
The supporting plate 2 is fixedly connected to the top of the supporting column 5, the bottom plate 1 is fixedly connected to the bottom of the supporting column 5, and a second spring 6 is sleeved on the outer wall of the supporting column 5, which is a supporting structure thereof;
The telescopic component 3 is arranged at the top of the supporting plate 2, the purpose of the arrangement is to carry out telescopic movement on one of the clamping components 7 through the telescopic component 3, the clamping components 7 are respectively arranged at the top of the bottom plate 1 to stretch heat insulation materials in a matched manner, and the clamping components 7 are respectively arranged at the bottom of the telescopic component 3 and the top of the bottom plate 1;
The shearing module 4 is installed on the outer sides of the base plate 1 and the supporting plate 2, and the purpose of the shearing module is to cut the heat insulation material between the two clamping modules 7;
The telescopic assembly 3 comprises a hydraulic rod 301 and a sliding block 302, wherein the output end of the hydraulic rod 301 penetrates through the upper surface of the supporting plate 2 and extends to the lower side of the supporting plate 2, the sliding block 302 is fixedly connected to the output end of the hydraulic rod 301, and the sliding block 302 is controlled to move up and down through the telescopic control of the output end of the hydraulic rod 301.
The clamping assembly 7 comprises a first rotating rod 701, a fixed plate 702 and a movable plate 703, wherein the two first rotating rods 701 are fixedly connected to the lower surface of the sliding block 302, the first rotating rod 701 is in threaded connection with the outer wall of the fixed plate 702, the movable plate 703 is clamped at one end of the first rotating rod 701, the outer wall of the movable plate 703 is rotationally connected with one end of the first rotating rod 701, the purpose of the arrangement is that the movable plate 703 is rotated through the first rotating rod 701 to enable the movable plate 703 to move, the fixed plate 702 is matched to clamp heat-resistant materials, the clamping assembly 7 on the lower surface of the sliding block 302 is matched with the clamping assembly 7 on the upper surface of the bottom plate 1, one clamping assembly 7 is in telescopic movement through the telescopic assembly 3, and the clamping assembly 7 is respectively installed at the top of the bottom plate 1 to stretch the heat-resistant materials.
The shearing assembly 4 comprises a supporting rod 401, a sliding rail 402 and a second rotating rod 403, wherein the two supporting rods 401 are fixedly connected between the supporting plate 2 and the bottom plate 1, the supporting plate 2, the supporting rod 401 and the bottom plate 1 are positioned on the same axis, the second rotating rod 403 is fixedly connected between the two supporting rods 401, the sliding rail 402 is fixedly connected on the outer wall of the second rotating rod 403, and the purpose of the arrangement is to support the shearing assembly 4.
The second rotating rod 403 is connected to the outer wall of the sliding rail 402 in a threaded mode, the second rotating rod 403 extends to the inside of the sliding rail 402, the moving block 404 is connected to the inner wall of the sliding rail 402 in a sliding mode, and the purpose of the arrangement is to push the moving block 404 by rotating the second rotating rod 403.
One end joint of second bull stick 403 is in the inside of movable block 404, and the inside of movable block 404 rotates with the one end of second bull stick 403 to be connected, and the one end fixedly connected with connecting rod 405 of second bull stick 403 is kept away from to the movable block 404, and the purpose of setting like this is to drive connecting rod 405 when movable block 404 removes.
The connecting rod 405 runs through the outer wall of second bull stick 403 and extends to the second bull stick 403 outside, and the cover is equipped with first spring 406 on the outside of connecting rod 405, and first spring 406 is in between second bull stick 403 and the movable block 404, and the one end fixedly connected with blade 407 of movable block 404 is kept away from to connecting rod 405, and the purpose of setting like this is when connecting rod 405 removes, drives blade 407 and carries out the shearing test to the heat-resisting material of centre gripping, and simultaneously first spring 406 plays the damping effect to movable block 404, prevents that movable block 404 from moving the in-process and becoming flexible.
During the use, rotate through first dwang 701, make fly leaf 703 remove, cooperate fixed plate 702 to carry out the centre gripping to heat-resistant material, fixed plate 702 and fly leaf 703 are great with heat-resistant material's area of contact, have great laminating and clamping force, be difficult to make heat-resistant material not hard up at tensile in-process, the centre gripping subassembly 7 of slider 302 lower surface and the centre gripping subassembly 7 of bottom plate 1 upper surface mutually support, stretch out and draw back subassembly 3 to one of them centre gripping subassembly 7, install centre gripping subassembly 7 respectively with the top of bottom plate 1 and carry out the cooperation and carry out tensile to heat-resistant material, promote movable block 404 through rotating second bull stick 403, drive connecting rod 405 when movable block 404 moves, drive blade 407 carries out the shear test to the heat-resistant material of centre gripping when connecting rod 405 moves.
The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.
Claims (6)
1. A shearing and stretching testing device for polyimide heat insulation materials comprises a bottom plate (1), a supporting plate (2) and supporting columns (5);
The method is characterized in that: the support plate (2) is fixedly connected to the top of the support column (5), the bottom plate (1) is fixedly connected to the bottom of the support column (5), and a second spring (6) is sleeved on the outer wall of the support column (5);
The top of the supporting plate (2) is provided with a telescopic component (3), and the bottom of the telescopic component (3) and the top of the bottom plate (1) are respectively provided with a clamping component (7);
The shearing assemblies (4) are arranged on the outer sides of the bottom plate (1) and the supporting plate (2);
The telescopic component (3) comprises a hydraulic rod (301) and a sliding block (302), wherein the output end of the hydraulic rod (301) penetrates through the upper surface of the supporting plate (2) and extends to the lower side of the supporting plate (2), and the sliding block (302) is fixedly connected to the output end of the hydraulic rod (301).
2. The polyimide thermal insulation material shearing and stretching testing device according to claim 1, wherein: clamping assembly (7) are including first bull stick (701), fixed plate (702) and fly leaf (703), two first bull stick (701) fixed connection is at the lower surface of sliding block (302), first bull stick (701) threaded connection is on the outer wall of fixed plate (702), fly leaf (703) joint is in the one end of first bull stick (701), the outer wall of fly leaf (703) rotates with the one end of first bull stick (701) to be connected, clamping assembly (7) of sliding block (302) lower surface and clamping assembly (7) of bottom plate (1) upper surface mutually support.
3. The polyimide thermal insulation material shearing and stretching testing device according to claim 1, wherein: the shearing assembly (4) comprises supporting rods (401), sliding rails (402) and second rotating rods (403), the two supporting rods (401) are fixedly connected between the supporting plates (2) and the bottom plate (1), the supporting plates (2), the supporting rods (401) and the bottom plate (1) are located on the same axis, the second rotating rods (403) are fixedly connected between the two supporting rods (401), and the sliding rails (402) are fixedly connected to the outer wall of the second rotating rods (403).
4. A polyimide thermal insulation material shear tensile testing device according to claim 3, wherein: the outer wall of the sliding rail (402) is connected with a second rotating rod (403) in a threaded mode, the second rotating rod (403) extends to the inside of the sliding rail (402), and the inner wall of the sliding rail (402) is connected with a moving block (404) in a sliding mode.
5. The polyimide thermal insulation material shearing and stretching testing device according to claim 4, wherein: one end joint of second bull stick (403) is in the inside of movable block (404), the inside of movable block (404) rotates with the one end of second bull stick (403) to be connected, one end fixedly connected with connecting rod (405) that second bull stick (403) were kept away from to movable block (404).
6. The polyimide thermal insulation material shearing and stretching testing device according to claim 5, wherein: the connecting rod (405) runs through the outer wall of the second rotating rod (403) and extends to the outer side of the second rotating rod (403), a first spring (406) is sleeved on the outer side of the connecting rod (405), the first spring (406) is positioned between the second rotating rod (403) and the moving block (404), and one end, far away from the moving block (404), of the connecting rod (405) is fixedly connected with a blade (407).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322488473.8U CN220912855U (en) | 2023-09-13 | 2023-09-13 | Polyimide heat insulation material shearing and stretching testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322488473.8U CN220912855U (en) | 2023-09-13 | 2023-09-13 | Polyimide heat insulation material shearing and stretching testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220912855U true CN220912855U (en) | 2024-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322488473.8U Active CN220912855U (en) | 2023-09-13 | 2023-09-13 | Polyimide heat insulation material shearing and stretching testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220912855U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118603772A (en) * | 2024-06-03 | 2024-09-06 | 江苏克诺斯精密材料有限公司 | A shear force testing device for door and window profiles |
-
2023
- 2023-09-13 CN CN202322488473.8U patent/CN220912855U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118603772A (en) * | 2024-06-03 | 2024-09-06 | 江苏克诺斯精密材料有限公司 | A shear force testing device for door and window profiles |
| CN118603772B (en) * | 2024-06-03 | 2025-01-24 | 江苏克诺斯精密材料有限公司 | A shear force testing device for door and window profiles |
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