Adjustable tension tester

Abstract

The utility model discloses an adjustable tensile testing machine, relates to the field of tensile testing machines, and solves the problems that some metal samples may be broken in a tensile process due to quality reasons when the samples are detected, and disintegrating slag bursting out of the samples may injure workers, the adjustable tensile testing machine comprises a tensile testing machine body, the double-shaft motor is started to drive the first worm and the second worm to rotate, then the first worm gear and the second worm gear are made to rotate, the first lifting lead screw and the second lifting lead screw are driven to rotate, the first worm gear and the second worm gear are driven to rotate, and the first worm gear and the second worm gear are driven to rotate. The tempered glass is inserted into the concave frame, even if the sample is broken, people do not need to be hurt by splashed chippings, and the tempered glass is directly inserted into the concave frame, so that the concave frame is convenient to disassemble and replace.

Description

Technical Field

[0001] The utility model relates to the technical field of tension testing machines, in particular to an adjustable tension testing machine. Background Art

[0002] Tensile testing machine is also known as universal material testing machine. Universal testing machine is a mechanical force testing machine used to perform mechanical property tests such as static load, stretching, compression, bending, shearing, tearing, peeling, etc. on various materials. It is suitable for various physical and mechanical property tests of plastic plates, pipes, special-shaped materials, plastic films, rubber, wires and cables, steel, glass fiber and other materials for material development, physical property testing, teaching research, quality control and other indispensable testing equipment.

[0003] Existing tensile testing machines lack some protective devices. When testing samples, some metal samples may break during the stretching process due to quality reasons, and the debris ejected from them may very likely injure the workers.

[0004] Therefore, the utility model provides an adjustable tensile testing machine to solve the above problems. Utility Model Content

[0005] 1. Technical issues to be solved

[0006] In view of the problems existing in the above-mentioned prior art, the utility model provides an adjustable tensile testing machine, which solves the above-mentioned problems. By starting the double-axis motor to drive the first worm and the second worm to rotate, the first worm wheel and the second worm wheel are rotated, and the first lead screw and the second lead screw are rotated, so that the concave frame is moved to the position where the sample is tested. Since the concave frame is plugged with tempered glass inside, there is no need to worry about debris splashing and injuring people even if the sample breaks, and the tempered glass is directly plugged into the concave frame, which is convenient for disassembly and replacement. By starting the servo motor to drive the bidirectional lead screw to rotate, the two nut blocks can be brought close to each other, thereby moving the connecting rod, and driving the scooter chassis to be lowered and gradually lifting the tensile testing machine body, so that the tensile testing machine can be pushed to move and change its position conveniently and quickly.

[0007] (II) Technical solution

[0008] To achieve the above objectives, the utility model is implemented through the following technical solutions: an adjustable tensile testing machine, comprising a tensile testing machine body, the tensile testing machine body, one side of the tensile testing machine body is provided with a protective component, and one side of the tensile testing machine body is also provided with a moving component;

[0009] The protective component includes a first mounting groove and a second mounting groove, the first mounting groove and the second mounting groove are fixedly connected to the top of the base of the tensile testing machine body, a first lifting screw rod is rotatably connected between the inner walls of the first mounting groove, and a second lifting screw rod is rotatably connected between the inner walls of the second mounting groove, one end of the first lifting screw rod is fixedly connected to the first worm gear, and one end of the second lifting screw rod is fixedly connected to the second worm gear, a double-axis motor is fixedly installed on the top of the tensile testing machine body, auxiliary blocks are fixedly connected to the two sides of the tensile testing machine body, and one side of the two auxiliary blocks is rotatably connected to the first worm and the second worm respectively, the outer walls of the first lifting screw rod and the second lifting screw rod are threadedly connected to a concave frame, and tempered glass is inserted into the interior of the concave frame, the first worm gear is meshed with the first worm gear, and the second worm gear is meshed with the second worm gear.

[0010] As a preferred solution of the adjustable tensile testing machine described in the utility model, the movable component includes an assembly box, and the assembly box is fixedly connected to one side of the base of the tensile testing machine body.

[0011] The above technical solution is used to install other important components.

[0012] As a preferred solution of the adjustable tensile testing machine described in the utility model, a bidirectional screw is rotatably connected between the inner walls of the assembly box, nut blocks are threadedly connected at both ends of the bidirectional screw, a first protruding block is fixedly connected to the bottom of the nut block, and a connecting rod is rotatably connected between the two first protruding blocks.

[0013] By adopting the above technical solution, it is mainly used to control the lowering and recovery of the scooter chassis.

[0014] As a preferred solution of the adjustable tensile testing machine described in the utility model, the moving component also includes a scooter chassis, the top of the scooter chassis is fixedly connected with a second protruding block, and the two second protruding blocks are rotatably connected to one end of the connecting rod.

[0015] By adopting the above technical solution, the tensile testing machine can be easily moved through the scooter chassis.

[0016] As a preferred solution of the adjustable tensile testing machine described in the utility model, a limiting rod is fixedly connected between the inner walls of the assembly box, and the limiting rod passes through the two nut blocks and is movably connected thereto.

[0017] By adopting the above technical solution, the nut block is restricted to prevent its rotation.

[0018] As a preferred solution of the adjustable tensile testing machine described in the utility model, a servo motor is fixedly installed on one side of the assembly box, and the output shaft of the servo motor is fixedly connected to one end of the bidirectional screw rod.

[0019] By adopting the above technical solution, power is provided to drive the bidirectional screw to rotate.

[0020] (III) Beneficial effects

[0021] The utility model provides an adjustable tensile testing machine, which has the following beneficial effects:

[0022] 1. The adjustable tensile testing machine starts the double-axis motor to drive the first worm and the second worm to rotate, and then the first worm wheel and the second worm wheel rotate, and drive the first lifting screw and the second lifting screw to rotate, so as to move the concave frame to the position where the sample is tested. Since the concave frame is plugged with tempered glass inside, there is no need to worry about debris splashing and hurting people even if the sample breaks, and the tempered glass is directly plugged into the concave frame, which is easy to disassemble and replace.

[0023] 2. The adjustable tensile testing machine starts the servo motor to drive the bidirectional screw to rotate, so that the two nut blocks can be brought close to each other, thereby moving the connecting rod, driving the scooter chassis to lower and gradually lifting the tensile testing machine body, so that the tensile testing machine can be pushed to move and change its position conveniently and quickly. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0025] Figure 1 It is the overall structure diagram of the utility model.

[0026] Figure 2 It is a structural top view of the utility model.

[0027] Figure 3 It is the internal structure diagram of the assembly box of the utility model.

[0028] Figure 4 This utility model Figure 3 A magnified view of the structure in the middle.

[0029] Figure 5 It is an internal structure diagram of the first installation slot and the second installation slot of the utility model.

[0030] In the figure, 1. tensile testing machine body; 2. protection component; 21. first mounting groove; 22. first lifting screw; 23. second lifting screw; 24. first worm gear; 25. second worm gear; 26. double-axis motor; 27. auxiliary block; 28. first worm; 29. ​​second worm; 210. concave frame; 211. tempered glass; 212. second mounting groove; 3. moving component; 31. assembly box; 32. bidirectional screw; 33. nut block; 34. first protruding block; 35. connecting rod; 36. second protruding block; 37. scooter chassis; 38. limit rod; 39. servo motor. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0032] Example 1

[0033] Reference Figures 1 to 5 , which is the first embodiment of the utility model, and the embodiment provides an adjustable tensile testing machine, including a tensile testing machine body 1, a tensile testing machine body 1, a protective component 2 is arranged on one side of the tensile testing machine body 1, and a moving component 3 is also arranged on one side of the tensile testing machine body 1; the protective component 2 includes a first mounting groove 21 and a second mounting groove 212, the first mounting groove 21 and the second mounting groove 212 are fixedly connected to the top of the base of the tensile testing machine body 1, a first lifting screw rod 22 is rotatably connected between the inner walls of the first mounting groove 21, and a second lifting screw rod 23 is rotatably connected between the inner walls of the second mounting groove 212, and the first One end of a lifting screw rod 22 is fixedly connected to a first worm gear 24, and one end of a second lifting screw rod 23 is fixedly connected to a second worm gear 25. A dual-axis motor 26 is fixedly installed on the top of the tensile testing machine body 1. Auxiliary blocks 27 are fixedly connected to both sides of the tensile testing machine body 1. One side of the two auxiliary blocks 27 is rotatably connected to a first worm 28 and a second worm 29 respectively. The outer walls of the first lifting screw rod 22 and the second lifting screw rod 23 are both threadedly connected to a concave frame 210, and a tempered glass 211 is inserted into the interior of the concave frame 210. The first worm 28 is meshed with the first worm gear 24, and the second worm 29 is meshed with the second worm gear 25.

[0034] Specifically, the moving assembly 3 includes an assembly box 31 , and the assembly box 31 is fixedly connected to one side of the base of the tensile testing machine body 1 .

[0035] Furthermore, by starting the dual-axis motor 26 to drive the first worm 28 and the second worm 29 to rotate, the first worm wheel 24 and the second worm wheel 25 are rotated, and the first lifting screw rod 22 and the second lifting screw rod 23 are rotated, so that the concave frame 210 is moved to the position where the sample is tested. Since the tempered glass 211 is inserted into the concave frame 210, there is no need to worry about the debris splashing and injuring people even if the sample breaks, and the tempered glass 211 is directly inserted into the concave frame 210, which is easy to disassemble and replace.

[0036] Example 2

[0037] Reference Figures 1 to 5 , which is the second embodiment of the utility model, is based on the previous embodiment, a bidirectional screw rod 32 is rotatably connected between the inner walls of the assembly box 31, and nut blocks 33 are threadedly connected at both ends of the bidirectional screw rod 32. A first protruding block 34 is fixedly connected to the bottom of the nut block 33, and a connecting rod 35 is rotatably connected between the two first protruding blocks 34. The moving assembly 3 also includes a scooter chassis 37, and a second protruding block 36 is fixedly connected to the top of the scooter chassis 37, and one end of the connecting rod 35 is rotatably connected between the two second protruding blocks 36.

[0038] Specifically, a limit rod 38 is fixedly connected between the inner walls of the assembly box 31, and the limit rod 38 passes through the two nut blocks 33 and is movably connected thereto. A servo motor 39 is fixedly installed on one side of the assembly box 31, and the output shaft of the servo motor 39 is fixedly connected to one end of the bidirectional screw rod 32.

[0039] Furthermore, by starting the servo motor 39 to drive the bidirectional screw rod 32 to rotate, the two nut blocks 33 can be brought closer to each other, thereby moving the connecting rod 35 and driving the scooter chassis 37 to lower and gradually lift the tensile testing machine body 1, so that the tensile testing machine body 1 can be pushed to move and change its position conveniently and quickly, and the limit rod 38 can prevent the nut block 33 from rotating.

[0040] Working principle: By starting the double-axis motor 26 to drive the first worm 28 and the second worm 29 to rotate, the first worm wheel 24 and the second worm wheel 25 are rotated, and the first lifting screw rod 22 and the second lifting screw rod 23 are driven to rotate, so that the concave frame 210 is moved to the position where the sample is tested. Since the tempered glass 211 is inserted inside the concave frame 210, there is no need to worry about the debris splashing and injuring people even if the sample breaks, and the tempered glass 211 is directly inserted into the concave frame 210, which is convenient for disassembly and replacement. By starting the servo motor 39 to drive the two-way screw rod 32 to rotate, the two nut blocks 33 can be brought close to each other, so that the connecting rod 35 moves, and the scooter chassis 37 is driven to be lowered and gradually lift the tensile testing machine body 1, so that the tensile testing machine body 1 can be pushed to move and change the position conveniently and quickly.

[0041] It should be noted that, in this document, relational terms such as first and second, etc. are merely used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations.

Claims

1. An adjustable tensile testing machine, comprising a tensile testing machine body (1), characterized in that: The tensile testing machine body (1), a protective component (2) is arranged on one side of the tensile testing machine body (1), and a moving component (3) is also arranged on one side of the tensile testing machine body (1); The protection component (2) comprises a first mounting groove (21) and a second mounting groove (212); the first mounting groove (21) and the second mounting groove (212) are fixedly connected to the top of the base of the tensile testing machine body (1); a first lifting screw rod (22) is rotatably connected between the inner walls of the first mounting groove (21); a second lifting screw rod (23) is rotatably connected between the inner walls of the second mounting groove (212); one end of the first lifting screw rod (22) is fixedly connected to a first worm gear (24); one end of the second lifting screw rod (23) is fixedly connected to a second worm gear (25); A double-axis motor (26) is fixedly installed on the top of the tensile testing machine body (1), and auxiliary blocks (27) are fixedly connected to both sides of the tensile testing machine body (1), and one side of the two auxiliary blocks (27) is rotatably connected to a first worm (28) and a second worm (29), respectively; the outer walls of the first lifting screw (22) and the second lifting screw (23) are both threadedly connected to a concave frame (210), and a tempered glass (211) is inserted into the interior of the concave frame (210); the first worm (28) is meshed with a first worm wheel (24), and the second worm (29) is meshed with a second worm wheel (25).

2. The adjustable tensile testing machine according to claim 1, characterized in that: The moving assembly (3) comprises an assembly box (31), and the assembly box (31) is fixedly connected to one side of the base of the tensile testing machine body (1).

3. The adjustable tensile testing machine according to claim 2, characterized in that: A bidirectional screw rod (32) is rotatably connected between the inner walls of the assembly box (31), nut blocks (33) are threadedly connected to both ends of the bidirectional screw rod (32), a first protruding block (34) is fixedly connected to the bottom of the nut block (33), and a connecting rod (35) is rotatably connected between the two first protruding blocks (34).

4. The adjustable tensile testing machine according to claim 1, characterized in that: The moving assembly (3) further comprises a scooter chassis (37), the top of which is fixedly connected with a second protruding block (36), and the two second protruding blocks (36) are rotatably connected to one end of a connecting rod (35).

5. The adjustable tensile testing machine according to claim 2, characterized in that: A limiting rod (38) is fixedly connected between the inner walls of the assembly box (31), and the limiting rod (38) passes through the two nut blocks (33) and is movably connected thereto.

6. The adjustable tensile testing machine according to claim 5, characterized in that: A servo motor (39) is fixedly mounted on one side of the assembly box (31), and an output shaft of the servo motor (39) is fixedly connected to one end of a bidirectional screw rod (32).

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