Clamp tool of metal mechanical property testing machine

Abstract

The utility model relates to the technical field of clamps, in particular to a metal mechanical property testing machine clamp tool which comprises a base, two supports are fixedly installed on the top side of the base, a bidirectional lead screw adjusting structure is arranged on the two supports, and two T-shaped moving seats are arranged on the bidirectional lead screw adjusting structure. The clamping device has the advantages that the bidirectional lead screw adjusting structure, the T-shaped moving seat, the workpiece lifting structure, the first supporting plate, the second supporting plate, the fixing bolt, the rotating disc, the fixing inserting hole, the first clamping block, the second clamping block, the pressing hole and the pressing groove are arranged in a matched mode; according to the clamp tool, the first clamping block and the second clamping block with proper sizes can be selected according to the shape and the size of a workpiece, so that the clamp tool can clamp cylindrical and rectangular metal materials with staggered sizes, the application range of the clamp tool is expanded, and the practicability and the structural flexibility of the clamp tool are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of clamps, in particular to a clamp tooling for a metal mechanical property testing machine. Background Art

[0002] In the process of new material research and development, design and manufacturing of metal products, mechanical properties are extremely important performance indicators and are indispensable test items in product performance tests. Various mechanical properties of metal materials can be measured through mechanical property tests, among which compression test is the most commonly used test method in mechanical property tests. A testing machine is required when conducting compression test on metal materials. When the testing machine tests the metal material, a fixture is required to fix the metal material to ensure that the position of the metal material does not shift.

[0003] The shapes of metal materials tested in the prior art are generally cylindrical or rectangular, and the sizes of metal materials have various specifications. The existing clamps can generally only clamp and fix one type of cylindrical or rectangular metal material, which limits the scope of application of the existing clamps and reduces the practicality of the clamps. Therefore, a metal mechanical properties testing machine clamp tooling is needed to solve the above problems. Utility Model Content

[0004] The purpose of the present invention is to solve at least one of the above technical deficiencies.

[0005] Therefore, one purpose of the utility model is to provide a metal mechanical properties testing machine fixture to solve the problems mentioned in the background technology and overcome the deficiencies in the prior art.

[0006] In order to achieve the above-mentioned objectives, an embodiment of one aspect of the utility model provides a metal mechanical properties testing machine fixture, including a base, two supports are fixedly installed on the top side of the base, a two-way screw adjustment structure is arranged on the two supports, two T-shaped movable seats are arranged on the two-way screw adjustment structure, a workpiece lifting structure is arranged on the two T-shaped movable seats, the top sides of the two T-shaped movable seats are fixedly connected with a first support plate and a second support plate, one side of the second support plate is threadedly connected with a fixing bolt, one side of one of the first support plate and the second support plate is rotatably connected with a turntable through a rotating shaft, one side of the turntable is provided with a plurality of fixing sockets, and the outer surface of the turntable is fixedly connected with a plurality of first clamping blocks and a plurality of second clamping blocks, one side of the plurality of first clamping blocks is provided with a clamping hole, and one side of the plurality of second clamping blocks is provided with a clamping groove.

[0007] Preferably, any of the above schemes is that the bidirectional screw adjustment structure includes a drive motor, a first screw and a second screw, a drive motor is fixedly mounted on one side of the support, a first screw is fixedly mounted on the output end of the drive motor, an end of the first screw away from the drive motor is fixedly connected to a second screw rotatably connected to a support, the first screw and the second screw are both threadedly connected to a T-shaped movable seat, the rotation directions of the first screw and the second screw are opposite, and the pitches of the first screw and the second screw are the same.

[0008] Preferably, any of the above schemes comprises an electric push rod, a lifting plate and an anti-slip pad, the electric push rod is fixedly installed on the top side of the T-shaped movable seat, the output end of the electric push rod is fixedly connected to the lifting plate, and the top side of the lifting plate is fixedly connected to the anti-slip pad.

[0009] Preferably, any of the above schemes is provided with a guide slot on one side of the base, and the bottom sides of the two T-shaped movable seats are fixedly connected with guide sliders slidably connected to the guide slot.

[0010] Preferably, any of the above schemes is that a through slot is formed on one side of the first support plate, the lifting plate passes through the inside of the through slot, and the lifting plate is slidably connected to the through slot.

[0011] Preferably, any of the above schemes has the number of the fixing sockets being equal to the sum of the number of the first clamping blocks and the second clamping blocks, the first clamping blocks and the second clamping blocks corresponding to the positions of the fixing sockets, the fixing bolts corresponding to the positions of the fixing sockets, and the fixing bolts matching the sizes of the fixing sockets.

[0012] Preferably, any of the above schemes is that the first clamping blocks and the second clamping blocks are distributed in a circular array on the outer surface of the turntable, the sizes of several clamping holes are different, and the sizes of several clamping grooves are different.

[0013] Compared with the prior art, the advantages and beneficial effects of the utility model are:

[0014] Through the coordinated arrangement of the bidirectional screw adjustment structure, the T-shaped movable seat, the workpiece lifting structure, the first support plate, the second support plate, the fixing bolts, the turntable, the fixing socket, the first clamping block, the second clamping block, the clamping hole and the clamping groove, the first clamping block and the second clamping block with appropriate sizes can be selected according to the shape and size of the workpiece, so that the fixture can clamp cylindrical and rectangular metal materials of staggered sizes, thereby expanding the scope of application of the fixture, improving the practicality and structural flexibility of the fixture, and being able to adjust the distance between the two T-shaped movable seats to a suitable distance according to the length of the metal material, so that the clamping effect on the metal material is better. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of the utility model from a first perspective;

[0016] Figure 2 This is a schematic diagram of the structure of the utility model from a second viewing angle;

[0017] Figure 3 This is a schematic diagram of the structure of the T-shaped movable seat and its connecting components of the utility model;

[0018] Figure 4 It is a structural schematic diagram of the turntable and its connecting components of the utility model.

[0019] In the figure: 1-base, 2-support, 3-bidirectional screw adjustment structure, 301-drive motor, 302-first screw, 303-second screw, 4-T-shaped moving seat, 5-workpiece lifting structure, 501-electric push rod, 502-lifting plate, 503-anti-slip pad, 6-first support plate, 7-second support plate, 8-fixing bolt, 9-turntable, 10-fixing socket, 11-first clamping block, 12-second clamping block, 13-pressing hole, 14-pressing groove, 15-guide slide groove, 16-guide slider, 17-through groove. DETAILED DESCRIPTION

[0020] The present invention is further described below in conjunction with the accompanying drawings, but the protection scope of the present invention is not limited to the following description.

[0021] like Figures 1 to 4As shown, a metal mechanical properties testing machine fixture comprises a base 1, two supports 2 are fixedly installed on the top side of the base 1, a bidirectional screw adjustment structure 3 is arranged on the two supports 2, two T-shaped movable seats 4 are arranged on the bidirectional screw adjustment structure 3, a workpiece lifting structure 5 is arranged on the two T-shaped movable seats 4, the top sides of the two T-shaped movable seats 4 are fixedly connected with a first support plate 6 and a second support plate 7, one side of the second support plate 7 is threadedly connected with a fixing bolt 8, one side of a first support plate 6 and a second support plate 7 is rotatably connected with a turntable 9 through a rotating shaft, the thickness of the turntable 9 is adapted to the spacing between the first support plate 6 and the second support plate 7, one side of the turntable 9 is provided with a plurality of fixed sockets 10, and the plurality of fixed sockets 10 are distributed in a circular array on one side of the turntable 9, and the outer surface of the turntable 9 is fixedly connected with a plurality of first clamping blocks 11 and a plurality of second clamping blocks 12, and a plurality of A clamping hole 13 is provided on one side of the first clamping block 11, and the clamping hole 13 is semicircular in shape. A clamping groove 14 is provided on one side of several second clamping blocks 12, and the clamping groove 14 is rectangular in shape. When clamping and fixing the metal material, first, the fixing bolt 8 is moved out from the inside of a fixing hole 10, and then the turntable 9 is rotated according to the shape or size of the metal material, so that the first clamping block 11 or the second clamping block 12 with appropriate size and shape is in a vertical state, and the fixing bolt 8 is connected to the fixing hole 10 at a suitable position, so that the turntable 9 is fixed so that the turntable 9 no longer rotates, and then the metal material is adjusted to a suitable height through the workpiece lifting structure 5, and the metal material is fixed through the clamping hole 13 or the clamping groove 14, and the base 1 can be installed at a suitable position of the metal material strength testing machine, and then the metal material can be tested by the metal material strength testing machine.

[0022] As an optional technical solution of the utility model, the bidirectional screw adjustment structure 3 includes a drive motor 301, a first screw rod 302 and a second screw rod 303. The drive motor 301 is fixedly installed on one side of a support 2, and the output end of the drive motor 301 is fixedly installed with the first screw rod 302. The end of the first screw rod 302 away from the drive motor 301 is fixedly connected to the second screw rod 303 rotatably connected to a support 2. The first screw rod 302 and the second screw rod 303 are both threadedly connected to a T-shaped movable seat 4. The first screw rod 302 and the second screw rod 303 are connected to the first screw rod 302 and the second screw rod 303. 03 has opposite rotation directions, and the pitch of the first screw rod 302 is the same as that of the second screw rod 303, so that the two T-shaped movable seats 4 can make relative motion at the same time and move the same distance. Before clamping the metal material, start the drive motor 301 to rotate the first screw rod 302 and the second screw rod 303 at the same time. At this time, the two T-shaped movable seats 4 can move at the same time and move the same distance. According to the length of the workpiece, the distance between the two T-shaped movable seats 4 is adjusted to a suitable distance, which can limit the metal material and avoid position displacement of the metal material.

[0023] As an optional technical solution of the present utility model, the workpiece lifting structure 5 includes an electric push rod 501, a lifting plate 502 and an anti-skid pad 503. The electric push rod 501 is fixedly installed on the top side of the T-shaped movable seat 4, and the output end of the electric push rod 501 is fixedly connected to the lifting plate 502, and the top side of the lifting plate 502 is fixedly connected to the anti-skid pad 503. When clamping the metal material, the metal material is placed on the anti-skid pad 503. The anti-skid pad 503 can greatly avoid the position displacement of the metal material. Then, the electric push rod 501 is started to make the lifting plate 502 drive the anti-skid pad 503 and the metal material to move, so that a part of the metal material enters the inside of the clamping hole 13 or the clamping groove 14, so that the metal material is tightly fitted with the first clamping block 11 or the second clamping block 12, thereby fixing the metal material.

[0024] As an optional technical solution of the present utility model, a guide groove 15 is provided on one side of the base 1, and the bottom sides of the two T-shaped movable seats 4 are fixedly connected with guide sliders 16 that are slidably connected to the guide groove 15. The guide sliders 16 and the guide grooves 15 guide the T-shaped movable seats 4, so that the T-shaped movable seats 4 can only move linearly along the direction of the guide grooves 15.

[0025] As an optional technical solution of the utility model, a through slot 17 is opened on one side of the first support plate 6, and the lifting plate 502 passes through the inside of the through slot 17. The lifting plate 502 is slidingly connected to the through slot 17, so that the lifting plate 502 can move smoothly along the direction of the through slot 17.

[0026] As an optional technical solution of the present utility model, the number of fixed sockets 10 is equal to the sum of the number of first clamping blocks 11 and second clamping blocks 12, the first clamping blocks 11 and the second clamping blocks 12 correspond to the positions of the fixed sockets 10, the fixing bolts 8 correspond to the positions of the fixing sockets 10, and the fixing bolts 8 are adapted to the sizes of the fixing sockets 10, so that the fixing bolts 8 can be smoothly connected to the fixing sockets 10.

[0027] As an optional technical solution of the utility model, the first clamping block 11 and the second clamping block 12 are distributed in a circular array on the outer surface of the turntable 9, the sizes of the several clamping holes 13 are different, the sizes of the several clamping grooves 14 are different, and metal materials of a large size can be clamped and fixed.

[0028] A metal mechanical properties testing machine fixture, the working principle is as follows:

[0029] 1) The fixing bolt 8 is removed from the inside of a fixing socket 10, and then the turntable 9 is rotated according to the shape or size of the metal material, so that the first clamping block 11 or the second clamping block 12 with a suitable size and shape is in a vertical state, and the fixing bolt 8 is connected to the fixing socket 10 at a suitable position, thereby fixing the turntable 9;

[0030] 2) Start the driving motor 301 to rotate the first screw rod 302 and the second screw rod 303 simultaneously. At this time, the two T-shaped moving seats 4 can move simultaneously and move the same distance. The distance between the two T-shaped moving seats 4 is adjusted to a suitable distance according to the length of the workpiece;

[0031] 3) Place the metal material on the anti-slip pad 503, and start the electric push rod 501 to make the lifting plate 502 drive the anti-slip pad 503 and the metal material to move, so that a part of the metal material enters the clamping hole 13 or the clamping groove 14, so that the metal material is tightly fitted with the first clamping block 11 or the second clamping block 12. At this time, the two ends of the metal material are limited by the two first support plates 6, so that the metal material is fixed.

[0032] To sum up, the metal mechanical properties testing machine fixture, through the coordinated arrangement of the bidirectional screw adjustment structure 3, the T-shaped movable seat 4, the workpiece lifting structure 5, the first support plate 6, the second support plate 7, the fixing bolt 8, the turntable 9, the fixing socket 10, the first clamping block 11, the second clamping block 12, the clamping hole 13 and the clamping groove 14, can select the first clamping block 11 and the second clamping block 12 with appropriate sizes according to the shape and size of the workpiece, so that the fixture can clamp cylindrical and rectangular metal materials of staggered sizes, thereby expanding the application scope of the fixture, improving the practicality and structural flexibility of the fixture, and being able to adjust the distance between the two T-shaped movable seats 4 to a suitable distance according to the length of the metal material, so that the clamping effect on the metal material is better.

Claims

1. A metal mechanical properties testing machine fixture, characterized by: The invention comprises a base (1), wherein two supports (2) are fixedly mounted on the top side of the base (1), a bidirectional screw rod adjustment structure (3) is arranged on the two supports (2), two T-shaped movable seats (4) are arranged on the two-way screw rod adjustment structure (3), a workpiece lifting structure (5) is arranged on the two T-shaped movable seats (4), a first support plate (6) and a second support plate (7) are fixedly connected to the top sides of the two T-shaped movable seats (4), and a fixing screw is threadedly connected to one side of the second support plate (7). A bolt (8), one side of the first support plate (6) and the second support plate (7) are rotatably connected to a turntable (9) via a rotating shaft, one side of the turntable (9) is provided with a plurality of fixed plug holes (10), the outer surface of the turntable (9) is fixedly connected with a plurality of first clamping blocks (11) and a plurality of second clamping blocks (12), one side of the plurality of first clamping blocks (11) is provided with a clamping hole (13), and one side of the plurality of second clamping blocks (12) is provided with a clamping groove (14).

2. A metal mechanical properties testing machine fixture according to claim 1, characterized in that: The bidirectional screw rod adjustment structure (3) comprises a driving motor (301), a first screw rod (302) and a second screw rod (303); the driving motor (301) is fixedly mounted on one side of a support (2); the first screw rod (302) is fixedly mounted on the output end of the driving motor (301); the end of the first screw rod (302) away from the driving motor (301) is fixedly connected to a second screw rod (303) rotatably connected to a support (2); the first screw rod (302) and the second screw rod (303) are both threadedly connected to a T-shaped movable seat (4); the first screw rod (302) and the second screw rod (303) have opposite rotation directions; and the first screw rod (302) and the second screw rod (303) have the same pitch.

3. A metal mechanical properties testing machine fixture according to claim 2, characterized in that: The workpiece lifting structure (5) comprises an electric push rod (501), a lifting plate (502) and an anti-skid pad (503); the electric push rod (501) is fixedly mounted on the top side of the T-shaped movable seat (4); the output end of the electric push rod (501) is fixedly connected to the lifting plate (502); and the top side of the lifting plate (502) is fixedly connected to the anti-skid pad (503).

4. A metal mechanical properties testing machine fixture according to claim 3, characterized in that: A guide slot (15) is provided on one side of the base (1), and guide sliding blocks (16) slidably connected to the guide slot (15) are fixedly connected to the bottom sides of the two T-shaped movable seats (4).

5. A metal mechanical properties testing machine fixture according to claim 4, characterized in that: A through slot (17) is provided on one side of the first support plate (6), and the lifting plate (502) passes through the inside of the through slot (17), and the lifting plate (502) is slidably connected to the through slot (17).

6. A metal mechanical properties testing machine fixture according to claim 5, characterized in that: The number of the fixing sockets (10) is equal to the sum of the number of the first clamping block (11) and the second clamping block (12); the first clamping block (11) and the second clamping block (12) both correspond to the positions of the fixing sockets (10); the fixing bolts (8) correspond to the positions of the fixing sockets (10); and the sizes of the fixing bolts (8) and the fixing sockets (10) are adapted to each other.

7. A metal mechanical properties testing machine fixture according to claim 6, characterized in that: The first clamping block (11) and the second clamping block (12) are distributed in a circular array on the outer surface of the turntable (9), the sizes of the plurality of clamping holes (13) are different, and the sizes of the plurality of clamping grooves (14) are different.

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