CN213422800U - Simple tension testing device - Google Patents
Simple tension testing device Download PDFInfo
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- CN213422800U CN213422800U CN202022204319.XU CN202022204319U CN213422800U CN 213422800 U CN213422800 U CN 213422800U CN 202022204319 U CN202022204319 U CN 202022204319U CN 213422800 U CN213422800 U CN 213422800U
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- pressing block
- clamping mechanism
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- moving
- lower pressing
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Abstract
The utility model relates to a simple and easy tensile test device, including the frame to and arrange first clamping mechanism, second clamping mechanism and the moving mechanism in the frame, wherein, first clamping mechanism is used for the one end of fixed slice part, second clamping mechanism is used for the other end of fixed slice part, just second clamping mechanism sets up on the moving mechanism to can follow the moving mechanism and follow the drawing direction removal of piece dress part. Compared with the prior art, the utility model discloses satisfying under the prerequisite of accurate test, realized the requirement of quick test.
Description
Technical Field
The utility model belongs to the technical field of the test of automobile key spare part, a simple and easy tensile test device is related to.
Background
At present, sheet parts (such as PVC skins, knitted fabrics, leather and the like) in the automobile industry require fastness and tensile strength tests on the parts in the assembling and using processes. The existing test mode needs to use a universal test tensile machine for testing, has high test accuracy, but is time-consuming, high in cost, low in use flexibility and not suitable for batch test.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a simple and easy tensile test device to the realization is to high accuracy, high stability and the efficient test of slice part.
The purpose of the utility model can be realized through the following technical scheme:
the utility model provides a simple and easy tensile test device, includes the frame to and arrange first clamping mechanism, second clamping mechanism and the moving mechanism in the frame, wherein, first clamping mechanism is used for the one end of fixed slice part, second clamping mechanism is used for the other end of fixed slice part, just second clamping mechanism sets up on the moving mechanism to can follow the moving mechanism and follow the drawing direction removal of piece dress part.
Furthermore, first clamping mechanism including the quick chuck spare that can reciprocate, set up on quick chuck spare and along with its first briquetting of reciprocating to and fix in first briquetting below and rather than the first briquetting that the cooperation pressed from both sides tight slice part one end, before the test, place the tip of slice part on first briquetting earlier, then, drive quick chuck spare, make first briquetting move down to the contact and compress tightly first briquetting, thereby press from both sides tight slice part tip.
Furthermore, the surfaces of the first upper pressing block and the first lower pressing block are both processed with zigzag structures matched with each other.
Furthermore, quick chuck spare include chuck fixing base, chuck guide cylinder, chuck pole, transmission crank and handle, wherein, chuck guide cylinder fixed mounting in chuck fixing base one end, the handle rotate and install at the chuck fixing base other end, chuck pole match and pass the chuck guide cylinder, transmission crank's both ends articulated the intermediate position of handle and the tip of chuck pole respectively.
Still further preferably, the transmission crank is in a hook-shaped structure.
Furthermore, the second clamping mechanism comprises a second lower pressing block arranged on the moving mechanism, a second upper pressing block matched with the clamping profile of the second lower pressing block, and a locking piece for locking and fixing the second lower pressing block and the second upper pressing block.
Furthermore, the second under the briquetting be provided with perpendicular ascending locking bolt, corresponding position is equipped with the locking screw that supplies locking bolt to pass on the briquetting on the second, the retaining member establish for matching the cover locking nut on the locking bolt, when the briquetting was placed under the second on the briquetting, screw up locking nut, it compresses tightly fixedly between the briquetting under briquetting and the second to make on the second to press from both sides the slice part that is located briquetting and second under briquetting on the second tightly.
Furthermore, a zigzag structure matched with each other is also arranged between the second upper pressing block and the second lower pressing block.
Furthermore, the moving mechanism comprises a moving guide rail, a force measuring sensor and a moving platform which is arranged on the moving guide rail in a sliding fit mode, the moving guide rail is arranged on the rack along the drawing direction of the sheet-shaped part, the second clamping mechanism is arranged on the moving platform, one end of the force measuring sensor is connected with the second clamping mechanism, and the other end of the force measuring sensor is connected with the moving platform.
Furthermore, the rack is also provided with a power source connected with the moving platform, and the moving platform is driven by the power source to slide back and forth along the moving guide rail.
Furthermore, a control box with a built-in controller is further arranged on the rack, and the controller is further connected with and controls the moving mechanism.
Compared with the prior art, the utility model discloses can be under the prerequisite that satisfies the measuring accuracy, realize the quick reliable test to the intensity of drawing of piece dress part etc..
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a sheet-like part before being secured;
FIG. 3 is a schematic view of a sheet-like part after it has been secured;
FIG. 4 is a schematic diagram of a test procedure;
FIG. 5 is a schematic view of a first clamping mechanism;
the notation in the figure is:
1-a first clamping mechanism, 2-a sheet part, 3-a moving mechanism, 4-a second clamping mechanism, 5-a control box, 6-a power source, 7-a rack, 8-a chuck rod, 9-a chuck fixing seat, 10-a chuck guide cylinder, 11-a transmission crank, 12-a handle, 13-a first upper pressing block, 14-a first lower pressing block, 15-a second upper pressing block, 16-a second lower pressing block, 17-a locking nut and 18-a force measuring sensor.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments. The embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
In the following embodiments, unless otherwise specified, functional structures or components are all conventional components or conventional structures in the art for realizing corresponding functions.
Example 1:
the embodiment provides a simple tensile testing device, the structure of which is shown in fig. 1 to 4, and the device comprises a frame 7, and a first clamping mechanism 1, a second clamping mechanism 4 and a moving mechanism 3 which are arranged on the frame 7, wherein the first clamping mechanism 1 is used for fixing one end of a sheet part 2, the second clamping mechanism 4 is used for fixing the other end of the sheet part 2, and the second clamping mechanism 4 is arranged on the moving mechanism 3 and can move along the drawing direction of the sheet part along with the moving mechanism 3.
Referring to fig. 2 again, the first clamping mechanism 1 includes a fast chuck member capable of moving up and down, a first upper pressing block 13 disposed on the fast chuck member and moving up and down along with the fast chuck member, and a first lower pressing block 14 fixed below the first upper pressing block 13 and cooperating with the first upper pressing block to clamp one end of the sheet-like part 2, before the test, the end of the sheet-like part 2 is placed on the first lower pressing block 14, and then the fast chuck member is driven (e.g. the handle 12 is pulled down) so that the first upper pressing block 13 moves down to contact and press the first lower pressing block 14, thereby clamping the end of the sheet-like part 2, and after the test is finished, the handle 12 is pulled up so that the first upper pressing block 13 moves up along with the fast chuck member, thereby loosening the sheet-like part 2. Preferably, the surfaces of the first upper pressing block 13 and the first lower pressing block 14 are processed with mutually matched saw-toothed structures to better clamp and fix the sheet-shaped part 2.
Referring to fig. 5 again, the quick chuck piece includes a chuck fixing seat 9, a chuck guide cylinder 10, a chuck rod 8, a transmission crank 11 and a handle 12, wherein the chuck guide cylinder 10 is fixedly installed at one end of the chuck fixing seat 9, the handle 12 is rotatably installed at the other end of the chuck fixing seat 9, the chuck rod 8 is matched to pass through the chuck guide cylinder 10, and two ends of the transmission crank 11 are respectively hinged to the middle position of the handle 12 and the end of the chuck rod 8. The transmission crank 11 is in a hook-shaped structure.
Referring to fig. 2 again, in order to reduce the influence of the self weight on the load cell 18, the second clamping mechanism 4 is designed to be light, and includes a second lower pressing block 16 mounted on the moving mechanism 3, a second upper pressing block 15 matched with the clamping profile of the second lower pressing block 16, and a locking member for locking and fixing the second lower pressing block 16 and the second upper pressing block 15. The second lower pressing block 16 is provided with a vertical upward locking bolt, a locking screw hole for the locking bolt to pass through is formed in the corresponding position of the second upper pressing block 15, the locking piece is sleeved on the locking nut 17 on the locking bolt in a matching mode, when the second upper pressing block 15 is placed on the second lower pressing block 16, the locking nut 17 is screwed, namely, the second upper pressing block 15 and the second lower pressing block 16 are pressed and fixed, and therefore the sheet-shaped part 2 located between the second upper pressing block 15 and the second lower pressing block 16 is clamped. A matched saw-toothed structure is also arranged between the second upper pressing block 15 and the second lower pressing block 16.
Referring to fig. 2 again, the moving mechanism 3 includes a moving guide rail, a force sensor 18, and a moving platform disposed on the moving guide rail in a sliding fit manner, the moving guide rail is disposed on the frame 7 along the drawing direction of the sheet-shaped part 2, the second clamping mechanism 4 is mounted on the moving platform, one end of the force sensor 18 is connected to the second clamping mechanism 4, and the other end is connected to the moving platform, so that the force sensor 18 can measure and feed back the tension condition applied during the moving process in real time by moving the moving platform back and forth, that is, the tension applied to the sheet-shaped part 2 is recorded as the tension applied to the sheet-shaped part.
In this embodiment, the frame 7 is further provided with a power source 6 connected to the moving platform, and the moving platform is driven by the power source 6 to slide back and forth along the moving guide rail. The frame 7 is also provided with a control box 5 with a built-in controller, and the controller is also connected with the control moving mechanism 3 and the force sensor 18 to control the movement of the moving platform and record and display a tension signal fed back by the force sensor 18.
The frame 7 is also provided with a control box 5 with a built-in controller, and the controller is also connected with the control moving mechanism 3.
During specific work, referring to fig. 3-4, the sheet-shaped part 2 is placed on the rack 7, and two ends of the sheet-shaped part are respectively clamped and fixed by the first clamping mechanism 1 and the second clamping mechanism 4, then the power source 6 is started, so that the moving platform drives the second clamping mechanism 4 to move on the moving guide rail at a constant speed, at the moment, the sheet-shaped part 2 can be stretched, and in the whole process of moving at a constant speed, the state of the drawing force of the sheet-shaped part 2 is detected and recorded in real time, namely, the state is used as a test result of the sheet-shaped part 2 in the aspects of performances such as drawing strength and the like.
The embodiments described above are intended to facilitate the understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention according to the disclosure of the present invention.
Claims (10)
1. The simple tensile testing device is characterized by comprising a rack, a first clamping mechanism, a second clamping mechanism and a moving mechanism, wherein the first clamping mechanism, the second clamping mechanism and the moving mechanism are arranged on the rack, the first clamping mechanism is used for fixing one end of a sheet part, the second clamping mechanism is used for fixing the other end of the sheet part, and the second clamping mechanism is arranged on the moving mechanism and can move along the drawing direction of the sheet part along with the moving mechanism.
2. The simple tension testing device as claimed in claim 1, wherein the first clamping mechanism comprises a fast chuck member capable of moving up and down, a first upper pressing block arranged on the fast chuck member and moving up and down along with the fast chuck member, and a first lower pressing block fixed below the first upper pressing block and cooperating with the first upper pressing block to clamp one end of the sheet-like part, before testing, the end of the sheet-like part is placed on the first lower pressing block, and then the fast chuck member is driven to move down to contact with and press the first lower pressing block, so as to clamp the end of the sheet-like part.
3. The simple tension testing device as claimed in claim 2, wherein the first upper pressing block and the first lower pressing block are provided with saw-toothed structures on their surfaces.
4. The simple tension testing device according to claim 2, wherein the quick chuck member comprises a chuck fixing seat, a chuck guide cylinder, a chuck rod, a transmission crank and a handle, wherein the chuck guide cylinder is fixedly arranged at one end of the chuck fixing seat, the handle is rotatably arranged at the other end of the chuck fixing seat, the chuck rod penetrates through the chuck guide cylinder in a matching manner, and two ends of the transmission crank are respectively hinged to the middle position of the handle and the end part of the chuck rod.
5. The simple tension testing device as claimed in claim 4, wherein the driving crank is in a hook-like structure.
6. The simple tension testing device as claimed in claim 1, wherein the second clamping mechanism comprises a second lower pressing block mounted on the moving mechanism, a second upper pressing block matched with the clamping profile of the second lower pressing block, and a locking member for locking and fixing the second lower pressing block and the second upper pressing block.
7. The simple tension testing device as claimed in claim 6, wherein the second lower pressing block is provided with a locking bolt which is vertically upward, a locking screw hole for the locking bolt to pass through is provided at a corresponding position on the second upper pressing block, the locking member is a locking nut which is sleeved on the locking bolt in a matching manner, and when the second upper pressing block is placed on the second lower pressing block, the locking nut is tightened, that is, the second upper pressing block and the second lower pressing block are tightly pressed and fixed, so that the sheet-shaped part between the second upper pressing block and the second lower pressing block is clamped.
8. The simple tension testing device as claimed in claim 6, wherein a plurality of matching saw-toothed structures are also provided between the second upper pressing block and the second lower pressing block.
9. The simple tension testing device according to claim 1, wherein the moving mechanism comprises a moving guide rail, a load cell and a moving platform arranged on the moving guide rail in a sliding fit manner, the moving guide rail is arranged on the rack along the drawing direction of the sheet-shaped part, the second clamping mechanism is arranged on the moving platform, one end of the load cell is connected with the second clamping mechanism, and the other end of the load cell is connected with the moving platform.
10. The simple tension testing device as claimed in claim 9, wherein the frame is further provided with a power source connected to the movable platform, and the power source drives the movable platform to slide back and forth along the movable rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022204319.XU CN213422800U (en) | 2020-09-30 | 2020-09-30 | Simple tension testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022204319.XU CN213422800U (en) | 2020-09-30 | 2020-09-30 | Simple tension testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213422800U true CN213422800U (en) | 2021-06-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022204319.XU Active CN213422800U (en) | 2020-09-30 | 2020-09-30 | Simple tension testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213422800U (en) |
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2020
- 2020-09-30 CN CN202022204319.XU patent/CN213422800U/en active Active
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