Novel torsion testing machine

Abstract

The utility model relates to the technical field of torsion testing machines, and discloses a novel torsion testing machine which comprises a bottom plate, the upper portion of the bottom plate is fixedly connected with a base, the upper portion of the base is fixedly connected with a motor, the upper portion of the bottom plate is fixedly connected with a first supporting block, and the output end of the motor is fixedly connected with a rotating rod. The upper portion of the bottom plate is fixedly connected with a supporting frame, a displayer and a second supporting block, the left side of the second supporting block is fixedly connected with a telescopic rod, the sides, close to each other, of a rotating rod and the telescopic rod are fixedly connected with torsion shells, and a sliding groove is formed in the upper portion of the bottom plate. And fixing assemblies are arranged in the two torsion shells. According to the utility model, the spring can be more effectively fixed in the test process, the strength, rigidity, deformation behavior and fatigue performance of the spring can be more accurately detected through torsion, and the data accuracy and practicability are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of torsion testing machines, in particular to a novel torsion testing machine. Background Art

[0002] Torsion testing machine is an experimental device used to test the performance of materials or components under torsional loading. Torsion loading is a test method that applies torque or rotational force to a material to evaluate the strength, stiffness, deformation behavior and fatigue performance of the material under torsional conditions.

[0003] After searching, the Chinese patent announcement number is CN218003125U. This utility model relates to the field of material testing technology, specifically a torsion testing machine, including an upper torsion plate fixedly mounted at the bottom of a crossbeam and a lower torsion plate fixedly mounted on a workbench, a dust collecting device, a horizontal moving mechanism and a lifting mechanism, and a fixing clip for fixing the dust collecting pipe of the dust collecting device is provided in the lifting mechanism. This device solves the problem in the prior art that the dust collecting device can only clean the dust on the upper surface of the testing machine body, but the dust on the place where the test piece is placed above cannot be cleaned.

[0004] The torsion testing machine in the above document does not effectively clamp and fix the material during the test, so that the material may shift during the test, resulting in errors in the subsequent measured data. Therefore, a new torsion testing machine is proposed to solve the above problem. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a new torsion testing machine, which aims to improve the problem that during the torsion process, the material is not effectively clamped and fixed, resulting in errors in the output data and affecting subsequent work.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a new torsion testing machine, including a base plate, the upper part of the base plate is fixedly connected to a base, the upper part of the base is fixedly connected to a motor, the upper part of the base plate is fixedly connected to a support block 1, the output end of the motor is fixedly connected to a rotating rod, the upper part of the base plate is fixedly connected to a support frame, the upper part of the base plate is fixedly connected to a display, the upper part of the base plate is fixedly connected to a support block 2, the left side of the support block 2 is fixedly connected to a telescopic rod, the rotating rod and the side close to the telescopic rod are both fixedly connected to a torsion shell, a slide groove is provided on the upper part of the base plate, two limit rods are fixedly connected inside the slide groove, a slider is fixedly connected to the bottom of the torsion shell on the right side, an electric push rod is fixedly connected inside the slide groove, and fixed components are provided inside the two torsion shells.

[0007] As a further description of the above technical solution:

[0008] The fixing assembly includes two fixing blocks and a limiting buckle, the adjacent sides of the two fixing blocks are fixedly connected to the outside of the torsion shell, the inside of the two fixing blocks are slidably connected with movable rods, the outsides of the two movable rods are fixedly connected with limiting plates, the separated sides of the two limiting plates are fixedly connected with springs 1, the adjacent sides of the two movable rods are fixedly connected with fixing clips, and the side of the limiting buckle close to the fixing clip is fixedly connected to the inside of the torsion shell.

[0009] As a further description of the above technical solution:

[0010] The outer portion of the rotating rod is rotatably connected to the inner portion of the supporting frame, and the outer portion of the rotating rod is rotatably connected to the inner portion of the first supporting block.

[0011] As a further description of the above technical solution:

[0012] The four corners of the bottom edge of the bottom plate are fixedly connected with supporting legs.

[0013] As a further description of the above technical solution:

[0014] The limiting rod passes through the sliding block.

[0015] As a further description of the above technical solution:

[0016] The outside of the sliding block is slidably connected to the inside of the sliding groove.

[0017] As a further description of the above technical solution:

[0018] The output end of the electric push rod is fixedly connected to the inside of the sliding block.

[0019] As a further description of the above technical solution:

[0020] One end of the two springs that are separated from each other is fixedly connected to the inside of the fixing block, and a limiting hole is arranged inside the limiting buckle.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, through the mutual cooperation of the motor, the first support block, the rotating rod, the support frame, the torsion shell, the second support block, the telescopic rod, the slide groove, the slider, the limit rod and the electric push rod, the torsional stiffness, fatigue life and deformation characteristics of the spring when subjected to torsion can be more accurately measured, thereby improving the practicality.

[0023] 2. In the utility model, with the cooperation of the fixed block, the movable rod, the spring, the limit plate, the fixed clamp and the limit buckle, the two ends of the spring can be fixed more effectively, thereby avoiding the deviation during the test and the error of the detected data, thereby improving the accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 A three-dimensional diagram of a novel torsion testing machine proposed by the utility model;

[0025] Figure 2 This is a cross-sectional view of the bottom plate of a novel torsion testing machine proposed in the utility model;

[0026] Figure 3 The utility model is a schematic diagram of a limit buckle of a novel torsion testing machine proposed by the utility model.

[0027] Legend:

[0028] 1. Bottom plate; 2. Base; 3. Motor; 4. Support block 1; 5. Rotating rod; 6. Support frame; 7. Torsion shell; 8. Display; 9. Support block 2; 10. Telescopic rod; 11. Slide groove; 12. Sliding block; 13. Limit rod; 14. Electric push rod; 15. Fixed block; 16. Movable rod; 17. Spring 1; 18. Limit plate; 19. Fixed clip; 20. Limit buckle. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] Reference Figure 1-2 The utility model provides an embodiment: a new torsion testing machine, including a bottom plate 1, a base 2 is fixedly connected to the upper part of the bottom plate 1, the bottom plate 1 fixes the position of the base 2, a motor 3 is fixedly connected to the upper part of the base 2, the base 2 fixes the position of the motor 3, thereby preventing the possibility of deviation during operation, a support block 4 is fixedly connected to the upper part of the bottom plate 1, the bottom plate 1 fixes the position of the support block 4, a rotating rod 5 is fixedly connected to the output end of the motor 3, and the rotating rod 5 is driven to rotate by the motor 3, a supporting frame 6 is fixedly connected to the upper part of the bottom plate 1, the bottom plate 1 fixes the position of the supporting frame 6, and the supporting frame 6 also supports the rotating rod 5, and a display 8 is fixedly connected to the upper part of the bottom plate 1, and the bottom plate 1 fixes the position of the display 8.

[0031] Reference Figure 1-2 , and the detected data is displayed on the display 8. A support block 29 is fixedly connected to the upper part of the base plate 1, and the base plate 1 fixes the position of the support block 29. A telescopic rod 10 is fixedly connected to the left side of the support block 29, and the support block 29 fixes the position of the telescopic rod 10. The rotating rod 5 and the side close to the telescopic rod 10 are fixedly connected with a torsion shell 7, and the torsion shell 7 is respectively fixed at the ends of the rotating rod 5 and the telescopic rod 10. One of the torsion shells 7 is driven to rotate by the motor 3. A slide groove 11 is opened on the upper part of the base plate 1, and the base plate 1 provides a space for opening the slide groove 11. Two limit rods 13 are fixedly connected inside the slide groove 11. The slide groove 11 fixes the position of the limit rod 13 and plays a certain supporting and limiting role. A slider 12 is fixedly connected to the bottom of the torsion shell 7 on the right side. The slider 12 is used to drive the torsion shell 7 to move. An electric push rod 14 is fixedly connected inside the slide groove 11, and the slide groove 11 determines the position of the electric push rod 14.

[0032] Reference Figure 1-2 , the two torsion shells 7 are each provided with a fixing assembly, which is used to fix the two ends of the spring to prevent displacement during the test. The rotating rod 5 is externally rotatably connected to the inside of the support frame 6, and the support frame 6 limits and supports the rotating rod 5. The rotating rod 5 is externally rotatably connected to the inside of the support block 4, and the support block 4 limits the position of the rotating rod 5. The four corners of the bottom edge of the base plate 1 are fixedly connected with support legs, and the support legs are used to support the base plate 1. The limiting rod 13 passes through the slider 12, and the limiting rod 13 is used to limit the position of the slider 12. The slider 12 is externally slidably connected to the inside of the slide groove 11, and the slide groove 11 limits the position of the slider 12. The output end of the electric push rod 14 is fixedly connected to the inside of the slider 12, and the slider 12 is pulled by the electric push rod 14.

[0033] Reference Figure 1-3The fixing assembly includes two fixing blocks 15 and a limiting buckle 20. The adjacent sides of the two fixing blocks 15 are fixedly connected to the outside of the torsion shell 7. The torsion shell 7 fixes the position of the fixing blocks 15. The insides of the two fixing blocks 15 are slidably connected with movable rods 16. The movable rods 16 penetrate the fixing blocks 15 and limit the basic position of the movable rods 16 through the fixing blocks 15. The outsides of the two movable rods 16 are fixedly connected to limiting plates 18. The movable rods 16 are used to drive the limiting plates 18 to move. The two limiting plates 18 are fixedly connected to the separated sides with springs 17. The limiting The plate 18 is used to squeeze the spring 17 and fix the position of the spring 17. The two sides of the movable rods 16 that are close to each other are fixedly connected with a fixing clip 19. The movable rod 16 drives the fixing clip 19 and fixes the two ends of the spring. The side of the limiting buckle 20 close to the fixing clip 19 is fixedly connected to the inside of the torsion shell 7. The torsion shell 7 fixes the position of the limiting buckle 20. The two ends of the springs 17 that are separated are fixedly connected to the inside of the fixing block 15. The fixing block 15 fixes the position of the spring 17. A limiting hole is opened inside the limiting buckle 20, and the limiting hole is used to insert the spring.

[0034] Working principle: by pulling the movable rod 16, the movable rod 16 drives the limit plate 18 and squeezes the spring 17, the movable rod 16 drives the fixing clip 19 and disengages from the surface of the limit buckle 20, and exposes the limit hole of the limit buckle 20, so that the two ends of the tested spring can be respectively inserted into the limit hole, and the fixing block 15 can be loosened, and the spring 17 rebounds to push the limit plate 18 and drive the movable rod 16 and the fixing clip 19, so that the two ends of the spring are fixed inside the limit hole of the limit buckle 20, thereby avoiding the possibility of displacement during the test. At this time, the motor 3 and the electric push rod 14 can be started, and the starting of the motor 3 drives the rotating rod 5 to rotate, and the rotation of the rotating rod 5 drives the torsion shell 7 on the left to rotate at the same time, and the electric push rod 14 pulls the slider 12 and drives the torsion shell 7 on the right to move, thereby realizing the torsion test of the spring, and the test results are recorded through the display 8, thereby improving the accuracy of the data and the practicality of the testing machine.

[0035] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A novel torsion testing machine, comprising a base plate (1), characterized in that: The upper part of the bottom plate (1) is fixedly connected to a base (2), the upper part of the base (2) is fixedly connected to a motor (3), the upper part of the bottom plate (1) is fixedly connected to a support block 1 (4), the output end of the motor (3) is fixedly connected to a rotating rod (5), the upper part of the bottom plate (1) is fixedly connected to a support frame (6), the upper part of the bottom plate (1) is fixedly connected to a display (8), the upper part of the bottom plate (1) is fixedly connected to a support block 2 (9), and the left side of the support block 2 (9) is fixedly connected to the support frame (6). A telescopic rod (10) is fixedly connected to the rotating rod (5), and a torsion shell (7) is fixedly connected to the side close to the telescopic rod (10). A sliding groove (11) is provided on the upper part of the bottom plate (1), and two limit rods (13) are fixedly connected inside the sliding groove (11). A sliding block (12) is fixedly connected to the bottom of the torsion shell (7) on the right side, and an electric push rod (14) is fixedly connected inside the sliding groove (11). Fixed components are arranged inside the two torsion shells (7).

2. A novel torsion testing machine according to claim 1, characterized in that: The fixing assembly comprises two fixing blocks (15) and a limiting buckle (20); the adjacent sides of the two fixing blocks (15) are fixedly connected to the outside of the torsion shell (7); the inside of the two fixing blocks (15) are slidably connected with movable rods (16); the outsides of the two movable rods (16) are fixedly connected with limiting plates (18); the separated sides of the two limiting plates (18) are fixedly connected with springs (17); the adjacent sides of the two movable rods (16) are fixedly connected with fixing clips (19); and the side of the limiting buckle (20) close to the fixing clip (19) is fixedly connected to the inside of the torsion shell (7).

3. A novel torsion testing machine according to claim 1, characterized in that: The outside of the rotating rod (5) is rotatably connected to the inside of the supporting frame (6), and the outside of the rotating rod (5) is rotatably connected to the inside of the supporting block 1 (4).

4. A novel torsion testing machine according to claim 1, characterized in that: The four corners of the bottom edge of the base plate (1) are fixedly connected with support legs.

5. A novel torsion testing machine according to claim 1, characterized in that: The limiting rod (13) passes through the sliding block (12).

6. A novel torsion testing machine according to claim 1, characterized in that: The outside of the sliding block (12) is slidably connected to the inside of the sliding groove (11).

7. A novel torsion testing machine according to claim 1, characterized in that: The output end of the electric push rod (14) is fixedly connected inside the sliding block (12).

8. A novel torsion testing machine according to claim 2, characterized in that: The separated ends of the two springs (17) are fixedly connected inside the fixing block (15), and a limiting hole is provided inside the limiting buckle (20).

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