CN210442193U - Tool for foam plastic tensile test - Google Patents
Tool for foam plastic tensile test Download PDFInfo
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- CN210442193U CN210442193U CN201920743960.5U CN201920743960U CN210442193U CN 210442193 U CN210442193 U CN 210442193U CN 201920743960 U CN201920743960 U CN 201920743960U CN 210442193 U CN210442193 U CN 210442193U
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- tool
- guide rail
- vertical guide
- connecting plates
- tensile testing
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Abstract
The utility model provides a tool for a foam plastic tensile test, which comprises a base station, two clamping components arranged on the base station and a lifting driving device; the clamping members comprise clamp bodies, connecting plates and binder clips, the connecting plates are arranged on the clamp bodies, the binder clips are fixed on the connecting plates, and openings of the binder clips in the two clamping members are arranged in an opposite direction; the base station is provided with a vertical guide rail, and the clamp body is arranged on the vertical guide rail in a sliding manner; the lifting driving device drives the two clamp bodies to move up and down oppositely or back to back along the vertical guide rail. The utility model simplifies the operation procedure of the sample in the process of the tensile test, avoids the process of manually tightening and loosening the bolt repeatedly, and has more convenient operation; in addition, the efficiency of replacing the sample is improved, and the practicability is stronger.
Description
Technical Field
The utility model relates to a tool for foamed plastic tensile test.
Background
In the process of measuring the tensile strength and the elongation at break of the flexible foam polymer material, a pressure tester is required, and the standard of the pressure tester is GB/T6344-2008; wherein the determining factor for tensile strength is the force to break open divided by the area of the thickness multiplied by the width; the existing stretching equipment is complex in operation process, the locking bolt needs to be manually loosened and screwed to fix the tested sample, and due to the fact that the tightness degree of the locking bolt is different, the testing result is not accurate enough.
In this regard, the present application provides a tool for foam tensile testing that is easy to operate.
SUMMERY OF THE UTILITY MODEL
To prior art's defect, the utility model provides an instrument for foamed plastic tensile test realizes the tight sample of quick clamp through connecting plate and the binder clip among the clamping member in order to carry out tensile test or relax in order to take off the sample, easy operation, practicality are strong, and the operating personnel of being convenient for uses.
In order to achieve the above object, the present invention provides a tool for a foam plastic tensile test, comprising a base station, two clamping members arranged on the base station, and a lifting driving device; the clamping members comprise clamp bodies, connecting plates and binder clips, the connecting plates are arranged on the clamp bodies, the binder clips are fixed on the connecting plates, and openings of the binder clips in the two clamping members are arranged in an opposite direction; the base station is provided with a vertical guide rail, and the clamp body is arranged on the vertical guide rail in a sliding manner; the lifting driving device drives the two clamp bodies to move up and down oppositely or back to back along the vertical guide rail.
The above technical scheme of the utility model, mutually support between two clamping component with tensile sample, one of them clamping component is located the top, another clamping component is located the below, drive two clamping component respectively through the lift drive device and carry out the displacement on vertical guide rail, realize two clamping component subtend or motion dorsad in vertical direction, wherein the distance between two clamping component can be reduced to the opposite direction motion, generally carry out this process after preparing stage or accomplishing, motion dorsad mainly used is in the tensile test process of sample.
Furthermore, the binder clip is selected as the binder clip with larger clamping force and good elastic recovery performance, the clamping structure is simple, the operation is convenient, the efficiency of the whole testing process can be improved, and especially compared with the operation mode of the existing compression testing machine, the process of frequently tensioning and loosening bolts is not needed.
According to another embodiment of the present invention, the connecting plate is detachably connected to the clip body; wherein the connecting plate can be connected with the long tail clamp is fixed, also can be connected with the long tail clamp adopts disconnect-type structure (for example buckle), and is preferred, in order to improve overall structure's stability and fastness, forms a body structure through powerful gluing between the two.
Specifically, the clamp body is provided with a U-shaped open slot, and one end part of the connecting plate extends into the U-shaped open slot and is locked to the clamp body through a locking bolt.
In the test experiment process of one side, the test of the sample can be completed only by fixing the connecting plate for one time, and the operation process is simplified.
According to another embodiment of the invention, the lifting drive is a hydraulic drive, a belt drive or a gear drive.
According to the utility model discloses a another kind of embodiment, the clamping member is still including setting up the gasket at the opening inside surface that the binder clip was held, and wherein, the main objective that sets up the gasket is to increase the frictional force between the opening part that sample and binder clip, ensures that the binder clip has stronger centre gripping dynamics.
Specifically, the gasket is an anti-slip rubber gasket.
Further, the pad may be glued into the binder clip, such as by a strong glue, or may be separate, such that the sample is held by the binder clip by wrapping the pad around the sample before the binder clip is applied to the sample.
The utility model discloses possess following beneficial effect:
the tool simplifies the operation procedure of the sample in the process of the tensile test, avoids the process of manually screwing and loosening the bolt repeatedly, and is more convenient to operate; in addition, the efficiency of replacing the sample is improved, and the practicability is stronger.
The present invention will be described in further detail with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic structural diagram of a tool for foam tensile test according to the present invention.
Detailed Description
As shown in fig. 1, a tool for a foam tensile test includes a base 1, an upper clamping member 2, a lower clamping member 3, and a hydraulic driving device 4.
Wherein a vertical guide rail 11 is arranged on the base 1, and the hydraulic driving device 4 respectively drives the upper clamping member 2 and the lower clamping member 3 to slide on the vertical guide rail 11.
The upper clamping member 2 comprises an upper clamping body 21, an upper connecting plate 22 and an upper long tail clamp 23, wherein the upper clamping body 21 is arranged on the vertical guide rail 11 in a sliding mode, a first U-shaped open slot 24 with a downward opening is formed in the upper clamping body 21, one end of the upper connecting plate 22 extends into the first U-shaped open slot 24 and is fixed to the upper clamping body 21 through a first locking bolt 25, and the upper long tail clamp 23 is fixed to the other end of the upper connecting plate 22 in a downward opening mode.
The lower clamping member 3 includes a lower clamping body 31, a lower connecting plate 32 and a lower binder 33, wherein the lower clamping body 31 is slidably disposed under the vertical guide rail 11, the lower clamping body 31 is provided with a second U-shaped opening groove 34 with an upward opening, one end of the lower connecting plate 32 extends into the second U-shaped opening groove 34 and is fixed to the lower clamping body 31 through a second locking bolt 35, and the lower binder 33 is fixed to the other end of the lower connecting plate 32 with an upward opening.
In the experimental process, the upper binder clip 23 and the lower binder clip 33 are adjusted to a proper distance by the hydraulic driving device 4, then the sample is fixed by the upper binder clip 23 and the lower binder clip 33, and then the upper binder clip 23 is driven by the hydraulic driving device 4 to move back to back relative to the lower binder clip 33, so that the stretching process is completed.
Further, in order to increase the frictional force between the sample and the upper binder clip 23 and between the sample and the lower binder clip 33, the clamping force is improved, in other preferred examples of the present invention, an anti-slip rubber gasket can be further provided, wherein the anti-slip rubber gasket can be bonded into the upper binder clip 23 (and the lower binder clip 33) by means of a super glue, or can be separated, before the upper binder clip 23 (and the lower binder clip 33) is clipped on the sample, the anti-slip rubber gasket is wrapped on the sample, and then the upper binder clip 23 (and the lower binder clip 33) clamps the anti-slip rubber gasket to clamp the sample.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the scope of the invention. Any person skilled in the art can make some modifications without departing from the scope of the invention, i.e. all equivalent modifications made according to the invention are intended to be covered by the scope of the invention.
Claims (6)
1. A tool for foam tensile testing, comprising:
a base station;
two clamping members provided on the base; and
a lift drive device;
the clamping members comprise clamp bodies, connecting plates and binder clips, the connecting plates are arranged on the clamp bodies, the binder clips are fixed on the connecting plates, and openings of the binder clips in the two clamping members are arranged oppositely;
the base station is provided with a vertical guide rail, and the clamp body is arranged on the vertical guide rail in a sliding manner; the lifting driving device drives the two clamp bodies to move up and down oppositely or back to back along the vertical guide rail.
2. The tool for foam tensile testing of claim 1 wherein said web is removably attached to said collet.
3. The tool for foam tensile testing of claim 2 wherein said clamp body has a U-shaped open slot, an end of said web extending into said U-shaped open slot and being locked to said clamp body by a locking bolt.
4. The tool for foam tensile testing of claim 1 wherein said lift drive is a hydraulic drive, a belt drive or a gear drive.
5. The tool for foam tensile testing of claim 1, wherein said clamping member further comprises a shim disposed on an inside surface of an opening of said binder clip.
6. The tool for foam tensile testing of claim 5 wherein said gasket is a non-slip rubber gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920743960.5U CN210442193U (en) | 2019-05-22 | 2019-05-22 | Tool for foam plastic tensile test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920743960.5U CN210442193U (en) | 2019-05-22 | 2019-05-22 | Tool for foam plastic tensile test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210442193U true CN210442193U (en) | 2020-05-01 |
Family
ID=70401941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920743960.5U Active CN210442193U (en) | 2019-05-22 | 2019-05-22 | Tool for foam plastic tensile test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210442193U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678784A (en) * | 2020-05-22 | 2020-09-18 | 芜湖美威包装品有限公司 | Packing foam detection device |
-
2019
- 2019-05-22 CN CN201920743960.5U patent/CN210442193U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111678784A (en) * | 2020-05-22 | 2020-09-18 | 芜湖美威包装品有限公司 | Packing foam detection device |
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