CN219038635U - Test piece clamping device applied to tensile test - Google Patents
Test piece clamping device applied to tensile test Download PDFInfo
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- CN219038635U CN219038635U CN202223239668.0U CN202223239668U CN219038635U CN 219038635 U CN219038635 U CN 219038635U CN 202223239668 U CN202223239668 U CN 202223239668U CN 219038635 U CN219038635 U CN 219038635U
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- screw rod
- test piece
- compression block
- block
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Abstract
The test piece clamping device applied to tension test comprises a rack, and a first compression mechanism and a second compression mechanism which are arranged on the rack, wherein the first compression mechanism comprises a first compression block which can move up and down and left and right and is fixed, and the second compression mechanism comprises a second compression block which can move up and down and left and right and is fixed; the first compression block, the second compression block and the rack are matched for use, and tensile test can be conducted on an iron block test piece with a rubber surface layer attached to the surface. According to the utility model, the first compression block and the second compression block which are movably fixed left and right and up and down are controlled on the upper side of the top plate to compress the parts of the two ends of the test piece, which are exposed out of the iron blocks, so that the test piece is fixed, the measurement efficiency is improved, and the test cost is saved.
Description
Technical Field
The utility model relates to the field of mechanical detection equipment, in particular to a test piece clamping device applied to tensile force test.
Background
The tensile testing machine is also called a universal material testing machine. The universal testing machine is used for mechanical stress application for mechanical property tests of various materials such as static load, stretching, compression, bending, shearing, tearing and stripping of instruments and equipment, is suitable for various physical and mechanical property tests of materials such as plastic plates, pipes, profiles, plastic films, rubber, wires, cables, steel, glass fibers and the like, is developed as a material, is an indispensable detection device for physical property tests, teaching researches, quality control and the like, and is an important factor for whether the test can be successfully carried out and the accuracy of test results because a tensile machine clamp is used as an important component of the instrument and different materials need different clamps.
The tensile test for which the present utility model is directed is to measure the force required to tear off the rubber skin on an iron block. The original tensile testing machine is to fix the iron block on the bottom plate of the tensile testing machine by using glue and tear off the rubber surface layer to measure the tensile force, but the bottom plate of the tensile testing machine becomes a consumable product, and after several measurements, the bottom plate can lose function, so that the bottom plate cannot be reused and the measurement efficiency is low.
Therefore, in order to solve the above problems, it is necessary to design a test piece clamping device applied to tensile force test.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model aims to provide a test piece clamping device applied to tension test.
To achieve the above and other related objects, the present utility model provides the following technical solutions: test piece clamping device applied to tensile test includes:
the rack comprises a top plate and a bottom plate; the top plate and the bottom plate are vertically arranged at intervals and fixedly connected through a plurality of support columns, and guide strip holes are formed in the top plate along the left-right direction;
the first compressing mechanism comprises a hand-screwed screw, a first mounting seat, a first telescopic cylinder and a first compressing block; the hand-screwed screw penetrates through the guide bar hole and is in threaded connection with the first mounting seat at the bottom side of the top plate, the telescopic end of the first telescopic cylinder is upwards arranged and fixedly arranged on the first mounting seat, and the first compression block can be vertically or horizontally movably arranged in the guide bar hole and is fixedly connected with the telescopic end of the first telescopic cylinder;
the second compressing mechanism comprises a screw rod, a sliding rail, a hand crank wheel, a second mounting seat, a second telescopic cylinder and a second compressing block; the sliding rail is fixedly arranged on the bottom plate along the left-right direction, the screw rod is fixedly arranged on the bottom plate along the left-right direction through a screw rod bearing seat, the screw rod is positioned above the sliding rail, a sliding block on the sliding rail and a screw rod nut bottom side fixedly connected with the screw rod, the screw rod nut top side is fixedly arranged on a second mounting seat, the telescopic end of a second telescopic cylinder is upwards arranged and fixedly arranged on the second mounting seat, and a second compression block can be vertically or horizontally movably arranged in the guide strip hole and fixedly connected with the telescopic end of the second telescopic cylinder.
The preferable technical scheme is as follows: one end of the screw rod is provided with a fixed shaft handle for fixing the screw rod.
The preferable technical scheme is as follows: the guide bar holes comprise two guide bar holes, and the two guide bar holes are arranged in parallel.
The preferable technical scheme is as follows: the first compression block and the second compression block are identical in structure and are of an 'II' -shaped structure in section, and the first compression block and the second compression block are arranged between two guide bar holes in a riding mode.
The preferable technical scheme is as follows: the hand screw comprises two hand screw bolts, and the two hand screw bolts are correspondingly arranged in the two guide bar holes one by one.
Due to the application of the technical scheme, the utility model has the following beneficial effects:
the test piece clamping device applied to tension test improves the method of fixing the iron block through glue and measuring the tension required by tearing off the rubber surface layer, and the first compression block and the second compression block which can be fixed left and right and up and down movably are controlled on the upper side of the top plate to compress the part of the two ends of the test piece, which is exposed out of the iron block, so that the test piece is fixed, the glue is not needed to be used, the bottom plate is not needed to be replaced frequently, the measuring efficiency is improved, and the cost is saved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model.
Fig. 2 is a front view of the present utility model.
Fig. 3 is a right side view of the present utility model.
Fig. 4 is a top view of the present utility model.
Detailed Description
Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.
Please refer to fig. 1-4. It should be noted that, in the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or directions or positional relationships in which the inventive product is conventionally put in use, are merely for convenience of describing the present utility model and for simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance. The terms "horizontal," "vertical," "overhang," and the like do not denote that the component is required to be absolutely horizontal or overhang, but may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, or communicating between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Examples:
as shown in fig. 1 to 4, the test piece clamping device applied to tensile testing provided by the utility model comprises a frame 1, and a first pressing mechanism 2 and a second pressing mechanism 3 which are assembled on the frame 1.
Wherein the frame 1 comprises a top plate 11 and a bottom plate 12; the top plate 11 and the bottom plate 12 are vertically arranged at intervals and fixedly connected through a plurality of support columns 13, and guide strip holes 111 are formed in the top plate 11 along the left-right direction; the first compressing mechanism 2 comprises a hand-screwing screw 21, a first mounting seat 22, a first telescopic cylinder 23 and a first compressing block 24; the hand-screwed screw 21 is arranged in the guide bar hole 111 in a penetrating manner and is in threaded connection with the first mounting seat 22 positioned at the bottom side of the top plate 11, the telescopic end of the first telescopic cylinder 23 is upwards arranged and fixedly arranged on the first mounting seat 22, and the first compression block 24 can be movably arranged in the guide bar hole 111 up and down or left and right and is fixedly connected with the telescopic end of the first telescopic cylinder 23; the second compressing mechanism 3 comprises a screw rod 31, a sliding rail 32, a hand wheel 33, a second mounting seat 34, a second telescopic cylinder 35 and a second compressing block 36; the slide rail 32 is fixed on the bottom plate 12 along the left-right direction, the lead screw 31 is fixed on the bottom plate 12 along the left-right direction through a lead screw bearing seat, the lead screw 31 is positioned above the slide rail 32, a sliding block on the slide rail 32 is fixedly connected with the bottom side of a lead screw nut which is screwed on the lead screw 31, a second mounting seat 34 is fixed on the top side of the lead screw nut, the telescopic end of a second telescopic cylinder 35 is upwards arranged and fixedly arranged on the second mounting seat 34, and a second compression block 36 can be vertically or horizontally movably arranged in the guide bar hole 111 and is fixedly connected with the telescopic end of the second telescopic cylinder 35. One end of the screw 31 is provided with a fixed shaft 4 for fixing the screw 31.
Further, the guide bar holes 111 include two guide bar holes 111 arranged parallel to each other. The first compression block 24 and the second compression block 36 have the same structure and the cross section is of an 'II' -shaped structure, and the first compression block 24 and the second compression block 36 are arranged between the two guide bar holes 111 in a riding mode. Specifically, the first compression block 24 and the second compression block 36 of the "n" type structure each include two vertical portions and a horizontal portion, and the two vertical portions are vertically disposed at two ends of the same side of the horizontal portion. In the assembled state, the two vertical parts are inserted into the two guide bar holes 111 in a one-to-one correspondence manner, and the horizontal part is arranged on the top plate 11 and is positioned between the two guide bar holes 111.
Further, the two hand-screwing screws 21 are provided in two guide bar holes 111 in a one-to-one correspondence, and are in threaded connection with a first mounting seat 22 arranged on the bottom side of the top plate 11.
The tensile test in the present application was performed on an iron piece with a rubber surface layer attached to the surface. The specific test comprises the following steps:
(1) Manually tearing off part of rubber surface layers at two ends of the iron block;
(2) Manually adjusting the position of the first mounting seat 22 and fixing the first mounting seat by screwing the screw 21 by hand to determine the position of the first pressing block 24 in the left-right direction; then the first compression block 24 is controlled to be lifted through the first telescopic cylinder 23, one end of the test piece is arranged below the first compression block 24, and then the first compression block 24 is controlled to compress an iron block at one end of the test piece on the top plate 11 through the first telescopic cylinder 23;
(3) Then the second compression block 36 is controlled to be lifted through the second telescopic cylinder 35, so that the second compression block 36 is higher than the test piece;
(4) The screw rod 31 is driven to rotate by the hand-operated wheel 33 and the second mounting seat 34 is driven to move along the arrangement direction of the guide rail 32 so as to determine the position of the second compression block 36 in the left-right direction to adapt to the width (length) of the test piece; then, the screw rod 31, namely, the position of the second pressing block 36 in the left-right direction is fixed through the fixed shaft 4;
(5) Then the second compression block 36 is controlled by the second telescopic cylinder 35 to compress the iron block at the other end of the test piece on the top plate 11, so that the test piece is clamped and fixed, glue is not needed to be used, the bottom plate is not needed to be replaced frequently, the measuring efficiency is improved, and the cost is saved.
Therefore, the utility model has the following advantages:
the test piece clamping device applied to tension test improves the method of fixing the iron block through glue and measuring the tension required by tearing off the rubber surface layer, and the first compression block and the second compression block which can be fixed left and right and up and down movably are controlled on the upper side of the top plate to compress the part of the two ends of the test piece, which is exposed out of the iron block, so that the test piece is fixed, the glue is not needed to be used, the bottom plate is not needed to be replaced frequently, the measuring efficiency is improved, and the cost is saved.
The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations which can be accomplished by persons skilled in the art without departing from the spirit and technical spirit of the present utility model shall be covered by the appended claims.
Claims (5)
1. Be applied to test piece clamping device in tensile test, its characterized in that includes:
the rack comprises a top plate and a bottom plate; the top plate and the bottom plate are vertically arranged at intervals and fixedly connected through a plurality of support columns, and guide strip holes are formed in the top plate along the left-right direction;
the first compressing mechanism comprises a hand-screwed screw, a first mounting seat, a first telescopic cylinder and a first compressing block; the hand-screwed screw penetrates through the guide bar hole and is in threaded connection with the first mounting seat at the bottom side of the top plate, the telescopic end of the first telescopic cylinder is upwards arranged and fixedly arranged on the first mounting seat, and the first compression block can be vertically or horizontally movably arranged in the guide bar hole and is fixedly connected with the telescopic end of the first telescopic cylinder;
the second compressing mechanism comprises a screw rod, a sliding rail, a hand crank wheel, a second mounting seat, a second telescopic cylinder and a second compressing block; the sliding rail is fixedly arranged on the bottom plate along the left-right direction, the screw rod is fixedly arranged on the bottom plate along the left-right direction through a screw rod bearing seat, the screw rod is positioned above the sliding rail, a sliding block on the sliding rail and a screw rod nut bottom side fixedly connected with the screw rod, the screw rod nut top side is fixedly arranged on a second mounting seat, the telescopic end of a second telescopic cylinder is upwards arranged and fixedly arranged on the second mounting seat, and a second compression block can be vertically or horizontally movably arranged in the guide strip hole and fixedly connected with the telescopic end of the second telescopic cylinder.
2. The test piece clamping device applied to tensile testing according to claim 1, wherein: one end of the screw rod is provided with a fixed shaft handle for fixing the screw rod.
3. The test piece clamping device applied to tensile testing according to claim 1, wherein: the guide bar holes comprise two guide bar holes, and the two guide bar holes are arranged in parallel.
4. A test piece clamping device for use in tensile testing as defined in claim 3, wherein: the first compression block and the second compression block are identical in structure and are of an 'II' -shaped structure in section, and the first compression block and the second compression block are arranged between two guide bar holes in a riding mode.
5. A test piece clamping device for use in tensile testing as defined in claim 3, wherein: the hand screw comprises two hand screw bolts, and the two hand screw bolts are correspondingly arranged in the two guide bar holes one by one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223239668.0U CN219038635U (en) | 2022-12-02 | 2022-12-02 | Test piece clamping device applied to tensile test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223239668.0U CN219038635U (en) | 2022-12-02 | 2022-12-02 | Test piece clamping device applied to tensile test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219038635U true CN219038635U (en) | 2023-05-16 |
Family
ID=86281030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223239668.0U Active CN219038635U (en) | 2022-12-02 | 2022-12-02 | Test piece clamping device applied to tensile test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219038635U (en) |
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2022
- 2022-12-02 CN CN202223239668.0U patent/CN219038635U/en active Active
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