CN215866109U

CN215866109U - Convenient to use's tensile test machine

Info

Publication number: CN215866109U
Application number: CN202121823746.4U
Authority: CN
Inventors: 汪超
Original assignee: Shanghai Heyu Printing Co ltd
Current assignee: Shanghai Heyu Printing Co ltd
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2022-02-18
Anticipated expiration: 2031-08-05

Abstract

The utility model relates to a tensile test machine convenient to use, relate to measuring device's field, it includes the organism, fixedly connected with fixing base on the organism, it has the sliding seat still to slide connection on the organism, the fixing base is provided with the centre gripping subassembly, the centre gripping subassembly includes the fixed plate, the movable plate, fixed plate fixed connection is in the fixing base, movable plate sliding direction perpendicular to sliding seat sliding direction, the removal is sat and is provided with the centre gripping subassembly the same with the fixing base on centre gripping subassembly structure, sliding connection has the connecting rod on the fixing base, connecting rod sliding direction is on a parallel with movable plate sliding direction, the connecting rod couples together two sliding plates, and the movable plate that is located on the sliding seat is along being on a parallel with sliding seat sliding direction sliding connection in the connecting rod. This application has the effect that improves work efficiency.

Description

Convenient to use's tensile test machine

Technical Field

The application relates to the field of measuring devices, in particular to a tension testing machine convenient to use.

Background

The tension tester is a mechanical stress tester for mechanical property tests such as static load, stretching, compression, bending, shearing, tearing, peeling and the like of instrument equipment aiming at various materials, and is suitable for testing various physical and mechanical properties of materials such as plastic plates, pipes, profiled bars, plastic films, rubber, electric wires and cables, steel, glass fiber and the like.

The tensile testing machine generally comprises a fixed clamp and a movable clamp, an object to be tested is clamped between the two clamps, then the movable clamp is driven to move, the tensile testing of the object to be tested is carried out, the general clamp comprises a fixed plate and a movable plate, a screw is connected onto the movable plate, and the movable plate is driven to move by rotating the screw, so that the clamping and the releasing of the material to be tested are realized.

For the above related technologies, the inventor thinks that the screw needs to be rotated many times when clamping and releasing the object to be measured, and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to improve work efficiency, this application provides a convenient to use's tensile test machine.

The application provides a use convenient tensile test machine adopts following technical scheme:

the utility model provides a convenient to use's tensile test machine, which comprises a bod, fixedly connected with fixing base on the organism, it has the sliding seat still to sliding connection on the organism, the fixing base is provided with the centre gripping subassembly, the centre gripping subassembly includes the fixed plate, the movable plate, fixed plate fixed connection is in the fixing base, movable plate sliding direction perpendicular to sliding seat sliding direction, the removal is sat and is provided with the centre gripping subassembly the same with the fixing base on centre gripping subassembly structure, sliding connection has the connecting rod on the fixing base, connecting rod sliding direction is on a parallel with movable plate sliding direction, the connecting rod couples together two sliding plates, and the movable plate that is located on the sliding seat is along being on a parallel with sliding seat sliding direction sliding connection in connecting rod.

By adopting the technical scheme, when the tension test of the object to be tested is carried out, the connecting rod is driven to move, and the connecting rod drives the moving plate to move towards the direction close to the fixed plate, so that the object to be tested is clamped; after the detection is finished, the connecting rod is driven to move reversely, the connecting rod drives the moving plate to be far away from the fixed block, the object is loosened, the two groups of clamping assemblies synchronously clamp and loosen the object to be detected, and the working efficiency is improved.

Optionally, be provided with the drive assembly that the drive connecting rod removed on the organism, drive assembly includes mounting panel, screw rod, and mounting panel fixed connection is in the organism, and the mounting panel is located the movable plate and keeps away from fixed plate one side, and screw rod threaded connection is in the mounting panel, and mounting panel fixed connection is passed to screw rod one end in the connecting rod.

Through adopting above-mentioned technical scheme, the drive screw rotates, because the screw rod moves for the mounting panel with the screw-thread fit relation of mounting panel, screw rod drive connecting rod removal, realizes the drive to the connecting rod removal, and is simple swift, and can adjust the centre gripping dynamics by oneself according to different centre gripping article.

Optionally, a clamping assembly is arranged on one side, close to the fixed plate, of the movable plate, the clamping assembly comprises a clamping plate and a spring, one end of the spring is fixedly connected to one side, close to the fixed plate, of the movable plate, and the clamping plate is fixedly connected to the other end of the spring.

Through adopting above-mentioned technical scheme, when the centre gripping article that await measuring, the movable plate is to the direction that is close to the fixed plate, and the movable plate drives the clamp plate and removes, and the clamp plate at first carries out preliminary centre gripping to article that await measuring with the fixed plate cooperation, and the movable plate continues to remove, and the spring is compressed, and the spring pushes away the clamp plate for the clamp plate can further press from both sides tightly article that await measuring, is favorable to improving the stability of centre gripping subassembly to article centre gripping that awaits measuring.

Optionally, a containing groove is formed in one side, close to the fixed plate, of the movable plate, the spring is fixedly connected to the inner wall, opposite to the containing groove and the fixed plate, of the containing groove, the clamping plate is inserted into the containing groove, a limiting block is fixedly connected to the side wall of the clamping plate, a limiting groove is formed in the inner wall of the containing groove, and the limiting block is located in the limiting groove.

Through adopting above-mentioned technical scheme, the direction of movement of stopper is injectd to the spacing groove to the direction of movement to the clamp plate is restricted, makes the clamp plate remove along the horizontal direction, reduces the probability that the clamp plate takes place to deflect, guarantees the stability that the clamp plate removed.

Optionally, the limiting groove does not penetrate through the inner wall of the accommodating groove along the direction close to the fixing plate.

Through adopting above-mentioned technical scheme, the spacing groove is for the confined for the stopper is difficult for breaking away from the spacing inslot, if the stopper breaks away from the spacing groove, guarantees that the pinch-off blades is in the storage tank all the time, is favorable to improving the stability of pinch-off blades.

Optionally, the movable plate and the fixed plate are fixedly connected with a plurality of bumps on one side close to each other, the bumps extend in a direction perpendicular to the sliding direction of the sliding seat, the plurality of bumps are arranged on the side faces of the movable plate and the side faces of the fixed plate, and the bumps on the movable plate and the bumps on the fixed plate are arranged in a staggered manner.

By adopting the technical scheme, when an article to be detected is clamped, the convex blocks push the article, the friction force between the movable plate and the fixed plate and the article to be detected is increased, and the clamping stability is improved.

Optionally, the side wall of the protrusion perpendicular to the sliding direction of the sliding seat inclines towards the direction close to the middle of the protrusion along the direction close to the clamped object to be tested.

Through adopting above-mentioned technical scheme, during centre gripping article, the lug alternates each other, sets up the lug into the sharp-pointed shape of one end, makes on the one hand that the lug can be accurate insert between two adjacent lugs relative, further increases the area of contact of lug and article simultaneously, is favorable to improving the stability of centre gripping.

Optionally, a buffer pad is disposed on a side of the moving plate and a side of the fixed plate close to each other, and the buffer pad completely covers the bump.

By adopting the technical scheme, the probability of breakage and fracture of the object to be detected due to extrusion of the bump can be reduced.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the connecting rods to be matched with the clamping assemblies, the two groups of clamping assemblies can synchronously clamp and release the object to be tested, so that the working efficiency is improved;

2. the clamping assembly is arranged, so that the stability of clamping the object to be detected is improved;

3. through setting up the lug, further improve the stability to the article centre gripping that awaits measuring.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic view showing the structure of the clamping assembly;

fig. 3 is a cross-sectional view showing the clamping assembly.

Description of reference numerals: 1. a body; 11. a fixed seat; 111. a connecting rod; 12. a sliding seat; 121. a clamp plate; 13. a lead screw; 2. a clamping assembly; 21. moving the plate; 211. a drive block; 2111. a through hole; 2112. a long hole; 212. a containing groove; 2121. a limiting groove; 22. a fixing plate; 3. a drive assembly; 31. mounting a plate; 32. a screw; 321. a hand wheel; 4. a clamping assembly; 41. a clamping plate; 411. a limiting block; 412. a bump; 413. a cushion pad; 42. a spring.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a tensile force testing machine convenient to use. Referring to fig. 1, a tensile test machine convenient to use includes organism 1, fixedly connected with fixing base 11, and vertical sliding connection has sliding seat 12 on the organism 1, is provided with the same centre gripping subassembly 2 of structure on fixing base 11 and the sliding seat 12, is provided with connecting rod 111 on the fixing base 11, and connecting rod 111 and the cooperation of centre gripping subassembly 2 realize the quick centre gripping of article to be measured with relax, improve work efficiency.

Referring to fig. 1 and 2, the sliding seat 12 is located above the fixed seat 11, the bottom of the sliding seat 12 and the top of the fixed seat 11 are both fixedly connected with a clamp plate 121, the clamping assembly 2 includes a moving plate 21 and a fixed plate 22, the fixed plate 22 is fixedly connected to the clamp plate 121, the moving plate 21 is slidably connected to the clamp plate 121, and the moving plate 21 slides in a horizontal direction and is perpendicular to the fixed plate 22; connecting rod 111 sliding connection is in fixing base 11, and connecting rod 111 sliding direction is on a parallel with movable plate 21 sliding direction, and connecting rod 111 is located movable plate 21 and keeps away from fixed plate 22 one side, and connecting rod 111 vertically extends, and movable plate 21 keeps away from fixed plate 22 one side fixedly connected with drive block 211, has seted up the vertical through-hole 2111 that runs through drive block 211 on the drive block 211, and connecting rod 111 inserts and locates in through-hole 2111.

Referring to fig. 1 and 2, when a tensile test of an object to be tested is performed, two ends of the object to be tested are respectively placed between a fixed plate 22 and a movable plate 21 of two groups of clamping assemblies, then a connecting rod 111 is driven to move towards a direction close to the movable plate 21, the connecting rod 111 drives the movable plate 21 to move through a driving block 211, and the movable plate 21 moves to be matched with the fixed plate 22 to clamp an object to be tested; after the test, drive connecting rod 111 reverse movement, connecting rod 111 drives movable plate 21 through drive block 211 equally and removes, realizes loosening article, realizes two movable plate 21's synchro control through connecting rod 111, realizes that two sets of centre gripping subassemblies 2 are to article synchronous centre gripping and loosening, improves work efficiency.

Referring to fig. 1 and 2, a driving assembly 3 for driving the connecting rod 111 to move is disposed on the machine body 1, the driving assembly 3 includes a mounting plate 31 and a screw rod 32, the mounting plate 31 is fixedly connected to the machine body 1, the mounting plate 31 is located on a side of the moving plate 21 away from the fixing plate 22, the screw rod 32 is in threaded connection with the mounting plate 31, one end of the screw rod 32 penetrates through the mounting plate 31 and is fixedly connected to the connecting rod 111, and a hand wheel 321 is fixedly connected to the screw rod 32; the driving block 211 disposed on one side of the sliding seat 12 is provided with a long hole 2112, and the long hole 2112 is located on one side of the through hole 2111 away from the moving plate 21 and is communicated with the through hole 2111. The hand wheel 321 drives the screw rod 32 to rotate, the screw rod 32 rotates to drive the connecting rod 111 to move, the connecting rod 111 drives the moving plate 21 to move through the driving block 211, and the moving plate 21 is driven simply and quickly. The long hole 2112 of the driving block 211 is passed by the screw 32, and the movement of the slide holder 12 is not affected.

Referring to fig. 2 and 3, the clamping assembly 4 is disposed on a side of the moving plate 21 close to the fixed plate 22, the clamping assembly 4 includes a clamping plate 41 and a spring 42, an accommodating groove 212 is disposed on a side of the moving plate 21 close to the fixed plate 22, the clamping plate 41 is inserted into the accommodating groove 212, the clamping plate 41 is slidably connected to a side wall of the accommodating groove 212, a sliding direction of the clamping plate 41 is parallel to a sliding direction of the moving plate 21, and the spring 42 is fixedly connected between a side of the clamping plate 41 away from the fixed plate 22 and an inner wall of the accommodating groove 212. When article to be measured are clamped, the moving plate 21 moves towards the direction close to the fixed plate 22, the moving plate 21 drives the clamping plate 41 to move, the clamping plate 41 is firstly matched with the fixed plate 22 to preliminarily clamp the article to be measured, the moving plate 21 continues to move, the spring 42 is compressed, and the spring 42 pushes the clamping plate 41, so that the clamping plate 41 can further clamp the article to be measured, and the clamping assembly 2 is favorable for improving the stability of clamping the article to be measured.

Referring to fig. 2 and 3, the left and right sidewalls of the clamping plate 41 are fixedly connected with the limiting blocks 411, the inner wall of the accommodating groove 212 is provided with a limiting groove 2121, the extending direction of the limiting groove 2121 is parallel to the sliding direction of the clamping plate 41, the limiting groove 2121 does not penetrate through the accommodating groove 212 along the direction close to the fixing plate 22, and the limiting block 411 is located in the limiting groove 2121. The limiting groove 2121 limits the moving direction of the limiting block 411, so that the moving direction of the clamping plate 41 is limited, the stability of the clamping plate 41 in the moving process is guaranteed, the limiting groove 2121 is in a closed state, the limiting block 411 cannot be separated from the limiting groove 2121, the clamping plate 41 is always located in the limiting groove 2121, and the stability of the clamping plate 41 in the moving process is improved.

Referring to fig. 2 and 3, a plurality of bumps 412 are fixedly connected to one side of the moving plate 21 and one side of the clamping plate 41 close to each other, the bumps 412 extend along a horizontal direction, the bumps 412 on the moving plate 21 and the clamping plate 41 are arranged in a staggered manner, a horizontal side wall of each bump 412 extends along a direction close to a clamped object to be tested to a direction close to the middle of the bump 412, namely, the bump 412 is in a quadrangular frustum pyramid shape with a smaller end close to the object to be tested, a buffer 413 is fixedly connected to one side of the moving plate 21 and one side of the clamping plate 41 close to each other, the buffer 413 is made of rubber, and the buffer 413 extends along with the extension trend of the bumps 412 to completely cover the bumps 412.

Referring to fig. 2 and 3, when clamping the object to be tested, the protrusions 412 on the moving plate 21 and the clamping plate 41 are inserted into each other to press the object to be tested, so as to increase the friction force of the moving plate 21 and the clamping plate 41 on the object to be tested, thereby improving the clamping effect on the object to be tested, and the object to be tested is vertically stretched, and the protrusions 412 horizontally extend, thereby further improving the clamping effect, and meanwhile, the cushion 413 can reduce the probability of the object to be tested being pinched off.

Referring to fig. 1, vertical rotation is connected with lead screw 13 in organism 1, and sliding seat 12 threaded connection is in lead screw 13, is connected with drive lead screw 13 pivoted motor on the lead screw 13, and motor drive lead screw 13 rotates, and lead screw 13 rotates drive sliding seat 12 vertical migration, and connecting rod 111 can play the guide effect to sliding seat 12's removal simultaneously, leads to sliding seat 12 stability of removing, carries out the tensile test.

The implementation principle of the tensile testing machine convenient to use in the embodiment of the application is as follows: when the tension test of an object to be tested is performed, two ends of the object to be tested are respectively placed between the moving plate 21 and the clamping plate 41 of the two groups of clamping assemblies 2, then the screw rod 32 is driven to rotate by the hand wheel 321, the screw rod 32 rotates to drive the driving block 211 to move, the driving block 211 drives the moving plate 21 to move towards the direction close to the fixed plate 22, the moving plate 21 drives the clamping plate 41 to move, the clamping plate 41 is firstly matched with the fixed plate 22 to preliminarily clamp the object to be tested, the moving plate 21 continues to move, the spring 42 is compressed, the spring 42 pushes the clamping plate 41 to complete clamping of the object to be tested, then the motor is started to drive the lead screw 13 to rotate, the lead screw 13 rotates to drive the sliding seat 12 to move upwards, and the object to be tested is stretched to perform tension test. After the detection is finished, the screw rod 32 is rotated reversely, the screw rod 32 drives the connecting rod 111 to move, and the connecting rod 111 drives the moving plate 21 to move through the driving block 211, so that the clamped objects are released; two sets of centre gripping subassemblies 2 can realize the centre gripping of article in step and relax, have improved work efficiency.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a tensile test machine convenient to use which characterized in that: comprises a machine body (1), a fixed seat (11) is fixedly connected on the machine body (1), a sliding seat (12) is also connected on the machine body (1) in a sliding way, a clamping component (2) is arranged on the fixed seat (11), the clamping component (2) comprises a fixed plate (22) and a movable plate (21), the fixed plate (22) is fixedly connected with the fixed seat (11), the movable plate (21) is connected with the fixed seat (11) in a sliding way, the sliding direction of the movable plate (21) is vertical to the sliding direction of the sliding seat (12), the movable seat is provided with the clamping component (2) with the same structure as the clamping component (2) on the fixed seat (11), a connecting rod (111) is connected on the fixed seat (11) in a sliding way, the sliding direction of the connecting rod (111) is parallel to the sliding direction of the movable plate (21), and the two sliding plates are connected by the connecting rod (111), and the moving plate (21) positioned on the sliding seat (12) is connected with the connecting rod (111) in a sliding way along the sliding direction parallel to the sliding seat (12).

2. A tension tester as claimed in claim 1, wherein: be provided with drive assembly (3) that drive connecting rod (111) removed on organism (1), drive assembly (3) include mounting panel (31), screw rod (32), mounting panel (31) fixed connection in organism (1), and mounting panel (31) are located movable plate (21) and keep away from fixed plate (22) one side, screw rod (32) threaded connection in mounting panel (31), and mounting panel (31) fixed connection in connecting rod (111) is passed to screw rod (32) one end.

3. A tension tester as claimed in claim 1, wherein: one side, close to the fixed plate (22), of the moving plate (21) is provided with a clamping assembly (4), the clamping assembly (4) comprises a clamping plate (41) and a spring (42), one end of the spring (42) is fixedly connected to one side, close to the fixed plate (22), of the moving plate (21), and the clamping plate (41) is fixedly connected to the other end of the spring (42).

4. A tension tester as claimed in claim 3, wherein: the movable plate (21) is close to one side of the fixed plate (22) and is provided with a containing groove (212), a spring (42) is fixedly connected to the inner wall of the containing groove (212) opposite to the fixed plate (22), the clamping plate (41) is inserted into the containing groove (212), the side wall of the clamping plate (41) is fixedly connected with a limiting block (411), the inner wall of the containing groove (212) is provided with a limiting groove (2121), and the limiting block (411) is located in the limiting groove (2121).

5. A convenient use tensile tester as claimed in claim 4, wherein: the limiting groove (2121) does not penetrate through the inner wall of the accommodating groove (212) along the direction close to the fixing plate (22).

6. A tension tester as claimed in claim 1, wherein: the side, close to each other, of each of the moving plate (21) and the fixed plate (22) is fixedly connected with a bump (412), the bumps (412) extend in the direction perpendicular to the sliding direction of the sliding seat (12), the bumps (412) are arranged on the side faces of the moving plate (21) and the fixed plate (22), and the bumps (412) on the moving plate (21) and the bumps (412) on the fixed plate (22) are arranged in a staggered mode.

7. A tension tester as claimed in claim 6, wherein: the convex block (412) is vertical to the side wall of the sliding seat (12) in the sliding direction, and inclines towards the direction close to the middle part of the convex block (412) along the direction close to the clamped object to be tested.

8. A tension tester as claimed in claim 7, wherein: the side, close to each other, of the moving plate (21) and the fixed plate (22) is provided with a buffer pad (413), and the buffer pad (413) completely covers the bump (412).