Tension tester equipment

Abstract

The tension tester equipment comprises a machine table, a supporting rod is fixedly connected to the middle of the rear side of the top end of the machine table, and a first threaded rod is rotationally connected to the middle of the rear side of the bottom of the top end of the supporting rod. Through arrangement of a first threaded rod, a first threaded block, a second threaded rod, a second threaded block, an electric telescopic rod, a clamping ring with burrs and a spray head, the clamping ring and the spray head are driven to transversely move through cooperation of the second threaded rod and the second threaded block, and the clamping ring and the spray head are driven to longitudinally move through cooperation of the first threaded rod and the first threaded block; and then the electric telescopic rod is used for enabling the clamping ring and the spray head to be close to and away from the lead screw, the overall structure is compact, the lead screw does not need to be manually cleaned and maintained, friction and abrasion of the lead screw are reduced through regular and uniform cleaning and maintenance, the transmission efficiency is improved, and long-term stable operation of equipment is ensured.

Description

Technical Field

[0001] This utility model relates to the field of tensile testing technology, and in particular to a tensile testing instrument. Background Technology

[0002] The tensile testing instrument employs an integrated structure of a DC servo motor and speed control system to drive a synchronous belt reduction mechanism, which in turn drives a lead screw pair for loading. The electrical components consist of a load measurement system and a deformation measurement system. All control parameters and measurement results can be displayed in real-time on a large LCD screen. It also features overload protection and displacement measurement functions.

[0003] In the use of tensile testing equipment, the lead screw plays a crucial role in the testing process. Over time, dust and debris will fall into the gap, which will increase friction, accelerate wear, and reduce the working efficiency and lifespan of the equipment. Utility Model Content

[0004] The purpose of this invention is to provide a tensile testing instrument with a compact overall structure, which eliminates the need for manual cleaning and maintenance of the lead screw. Regular and uniform cleaning and maintenance reduce friction and wear of the lead screw, improve transmission efficiency, and ensure long-term stable operation of the equipment.

[0005] To achieve the above objectives, a tensile testing apparatus is provided, comprising: a machine base, a support rod fixedly connected to the middle of the rear side of the top of the machine base, a first threaded rod rotatably connected to the middle of the rear side of the bottom of the top of the support rod, a first threaded block threadedly connected to the circumferential surface of the first threaded rod, a connecting rod fixedly connected to the front end of the first threaded block, a groove formed on the front side of the connecting rod, a partition plate fixedly connected to the middle of the groove, and second threaded rods rotatably connected to both the left and right sides of the partition plate, the outer ends of the second threaded rods rotatably connected to the inner sidewall of the connecting rod, and the left and right outer walls of the connecting rod being fixed. A first motor is connected, and the drive end of the first motor is fixedly connected to the outer end of the second threaded rod. A second threaded block is threadedly connected to the circumference of the second threaded rod. A connecting plate is fixedly connected to the inner front end of the second threaded block. An electric telescopic rod is provided at the middle of the front end of the connecting plate. A connecting block is fixedly connected to the front end of the electric telescopic rod on the left side. A bellows is provided on the left side of the connecting block. A nozzle is provided at the front end of the connecting block. A retaining ring is fixedly connected to the front end of the electric telescopic rod on the right side. A burr is provided on the inner side of the retaining ring. The burr is made of a relatively soft material and is used to remove dust and impurities from the gaps in the threaded rod.

[0006] According to the tensile testing equipment, a limiting groove is formed in the middle of the front side of the support rod, and a limiting block is fixedly connected to the middle of the rear end of the first threaded block. The rear end of the limiting block is inserted into the limiting groove to ensure the stable movement of the first threaded block.

[0007] According to the tensile testing equipment, a second motor is fixedly connected to the rear end of the top outer side of the support rod, the drive end of the second motor is fixedly connected to the top end of the first threaded rod, and the bottom end of the first threaded rod is rotatably connected to the top of the machine base.

[0008] According to the tensile testing equipment, a support frame is fixedly connected to the top front side of the machine base, a crossbeam is provided in the middle of the inner side of the support frame, and a fixing block is provided in the middle of the top of the crossbeam. The fixing block is a device on a general tensile testing instrument.

[0009] According to the tensile testing equipment, a fixing plate is fixedly connected to the middle of the rear side of the fixing block. A threaded hole is opened in the middle of the rear side of the top of the fixing plate. Through holes are opened on both the left and right sides of the top of the fixing plate. The sliding rod and the through holes are used for limiting.

[0010] According to the tensile testing equipment, a lead screw is rotatably connected to the top bottom front side middle of the support rod, and slide rods are rotatably connected to both the top bottom front side left and right ends of the support rod. The bottom ends of the slide rods and the lead screw are rotatably connected to the top of the machine base.

[0011] According to the tensile testing equipment, the lead screw is threadedly connected to the threaded hole, the slide rod is inserted into the through hole, the bottom center of the crossbeam is fixedly connected to the second clamp, the second clamp is provided below the first clamp, the bottom end of the first clamp is fixedly connected to the top of the machine base, and the first clamp and the second clamp are used to hold the test material.

[0012] According to the tensile testing equipment, the support rod is L-shaped, the support frame is U-shaped, and the retaining ring is arc-shaped, which is used to clamp onto the lead screw.

[0013] Beneficial effects:

[0014] 1. This utility model comprises a first threaded rod, a first threaded block, a second threaded rod, a second threaded block, an electric telescopic rod, a retaining ring with burrs, and a nozzle. The second threaded rod and the second threaded block work together to move the retaining ring and nozzle laterally, while the first threaded rod and the first threaded block work together to move the retaining ring and nozzle longitudinally. The electric telescopic rod allows the retaining ring and nozzle to move closer to and further away from the threaded rod. The overall structure is compact, and manual cleaning and maintenance of the threaded rod is unnecessary. Regular and even cleaning and maintenance reduce friction and wear on the threaded rod, improve transmission efficiency, and ensure long-term stable operation of the equipment.

[0015] Additional aspects and advantages of this invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. Attached Figure Description

[0016] The present invention will be further described below with reference to the accompanying drawings and embodiments;

[0017] Figure 1 This is a three-dimensional front view of a tensile testing apparatus according to the present invention;

[0018] Figure 2 This is a top view of the three-dimensional structure of a tensile testing apparatus according to the present invention;

[0019] Figure 3 for Figure 2 Enlarged view of point A in the image;

[0020] Figure 4 This is a rear view of the three-dimensional structure of a tensile testing instrument according to this utility model.

[0021] Legend:

[0022] 1. Machine base; 2. Support rod; 3. First threaded rod; 4. First threaded block; 5. Connecting rod; 6. Groove; 7. Partition plate; 8. Second threaded rod; 9. First motor; 10. Second threaded block; 11. Connecting plate; 12. Electric telescopic rod; 13. Nozzle; 14. Snap ring; 15. Burr; 16. Lead screw; 17. Slide rod; 18. Support frame; 19. Crossbeam; 20. Fixing block; 21. Fixing plate; 22. Limiting block; 23. Limiting groove; 24. Second motor; 25. First clamp; 26. Second clamp; 27. Corrugated pipe; 28. Connecting block. Detailed Implementation

[0023] This section will describe in detail the specific embodiments of the present utility model. The preferred embodiments of the present utility model are shown in the accompanying drawings. The purpose of the drawings is to supplement the textual description with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the present utility model, but they should not be construed as limiting the scope of protection of the present utility model.

[0024] Reference Figures 1-4This utility model discloses a tensile testing apparatus, comprising a machine base 1. A support rod 2 is fixedly connected to the middle of the rear side of the top of the machine base 1. A first threaded rod 3 is rotatably connected to the middle of the rear side of the bottom of the top of the support rod 2. A first threaded block 4 is threadedly connected to the circumference of the first threaded rod 3. A connecting rod 5 is fixedly connected to the front end of the first threaded block 4. A groove 6 is formed on the front side of the connecting rod 5. A partition 7 is fixedly connected to the middle of the groove 6. Second threaded rods 8 are rotatably connected to both sides of the partition 7. The outer ends of the second threaded rods 8 are rotatably connected to the inner sidewall of the connecting rod 5. A first motor 9 is fixedly connected to both the left and right outer walls of the connecting rod 5. The driving end of the first motor 9 is fixedly connected to the outer end of the second threaded rod 8. A second threaded block 10 is threadedly connected to the circumference of the second threaded rod 8. A connecting plate 11 is fixedly connected to the inner front end of the second threaded block 10. An electric telescopic rod 12 is provided at the middle of the front end of the connecting plate 11. A connecting block 28 is fixedly connected to the front end of the left electric telescopic rod 12. A bellows 27 is provided on the left side of the connecting block 28 for absorbing lubricating oil. The material used for the bellows 27 is not corroded by lubricating oil. A nozzle 13 is provided at the front end of the connecting block 28. A retaining ring 14 is fixedly connected to the front end of the right electric telescopic rod 12. The retaining ring 14 is also made of a certain degree of flexibility. A burr 15 is provided on the inner side of the retaining ring 14. The burr 15 is made of a relatively soft material and will not damage the lead screw 16.

[0025] A limiting groove 23 is provided in the middle of the front side of the support rod 2. A limiting block 22 is fixedly connected to the middle of the rear end of the first threaded block 4, and the rear end of the limiting block 22 is inserted into the limiting groove 23. A second motor 24 is fixedly connected to the rear end of the top outer side of the support rod 2. The driving end of the second motor 24 is fixedly connected to the top end of the first threaded rod 3, and the bottom end of the first threaded rod 3 is rotatably connected to the top of the machine base 1. A support frame 18 is fixedly connected to the front of the top of the machine base 1. A crossbeam 19 is provided in the middle of the inner side of the support frame 18. The crossbeam 19 is driven by the lead screw 16 to move up and down. A fixing block 20 is provided in the middle of the top end of the crossbeam 19. A fixing plate 21 is fixedly connected to the middle of the rear side of the fixing block 20. A threaded hole is provided at the center of the rear side of the top of the fixed plate 21, and through holes are provided on both the left and right sides of the top of the fixed plate 21; a lead screw 16 is rotatably connected to the center of the front side of the bottom of the top of the support rod 2, and slide rods 17 are rotatably connected to the left and right ends of the front side of the bottom of the top of the support rod 2. The bottom ends of slide rods 17 and lead screw 16 are rotatably connected to the top of the machine base 1; lead screw 16 is threaded to the threaded hole, slide rod 17 is inserted into the through hole, and a second clamp 26 is fixedly connected to the center of the bottom of the crossbeam 19. A first clamp 25 is provided below the second clamp 26, and the bottom end of the first clamp 25 is fixedly connected to the top of the machine base 1; the support rod 2 is L-shaped, the support frame 18 is U-shaped, and the retaining ring 14 is arc-shaped.

[0026] Working principle: When the tensile testing equipment needs cleaning, the second threaded rod 8 and the second threaded block 10 cooperate to move the retaining ring 14, along with the burr 15, towards the center and align it with the lead screw 16. The electric telescopic rod 12 is pushed forward to engage the retaining ring 14 onto the lead screw 16. The first threaded rod 3 drives the first threaded block 4 to remove debris from the lead screw 16 from top to bottom using the burr 15. When lubrication maintenance is required, the second threaded rod 8 and the second threaded block 10 cooperate to move the connecting block 28, along with the nozzle 13, towards the center and align it with the lead screw 16. The electric telescopic rod 12 is then moved forward towards the lead screw 16, and the first threaded rod 3 drives the first threaded block 4 to spray lubricating oil onto the lead screw 16 from top to bottom.

[0027] The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings. However, the present utility model is not limited to the above embodiments. Within the scope of knowledge possessed by those skilled in the art, various changes can be made without departing from the spirit of the present utility model.

Claims

1. A tensile testing apparatus, comprising: A machine platform (1) is characterized in that a support rod (2) is fixedly connected to the middle of the rear side of the top end of the machine platform (1), and a first threaded rod (3) is rotatably connected to the middle of the rear side of the bottom end of the top end of the support rod (2). A first threaded block (4) is threadedly connected to the circumferential surface of the first threaded rod (3), and a connecting rod (5) is fixedly connected to the front end of the first threaded block (4). A groove (6) is provided on the front side of the connecting rod (5), and a partition (7) is fixedly connected to the middle of the groove (6). A second threaded rod (8) is rotatably connected to both the left and right sides of the partition (7). The outer end of the second threaded rod (8) is rotatably connected to the inner side wall of the connecting rod (5), and a first electric... The first motor (9) is fixedly connected to the outer end of the second threaded rod (8). The second threaded rod (8) is threaded with a second threaded block (10). The inner front end of the second threaded block (10) is fixedly connected to a connecting plate (11). The middle of the front end of the connecting plate (11) is provided with an electric telescopic rod (12). The front end of the electric telescopic rod (12) on the left side is fixedly connected to a connecting block (28). The left side of the connecting block (28) is provided with a corrugated pipe (27). The front end of the connecting block (28) is provided with a nozzle (13). The front end of the electric telescopic rod (12) on the right side is fixedly connected to a retaining ring (14). The inner side of the retaining ring (14) is provided with burrs (15).

2. The tensile testing apparatus according to claim 1, characterized in that, A limiting groove (23) is provided in the middle of the front side of the support rod (2), and a limiting block (22) is fixedly connected to the middle of the rear end of the first threaded block (4). The rear end of the limiting block (22) is inserted into the limiting groove (23).

3. The tensile testing apparatus according to claim 1, characterized in that, The second motor (24) is fixedly connected to the rear end of the top outer side of the support rod (2). The driving end of the second motor (24) is fixedly connected to the top end of the first threaded rod (3). The bottom end of the first threaded rod (3) is rotatably connected to the top of the machine base (1).

4. The tensile testing apparatus according to claim 1, characterized in that, A support frame (18) is fixedly connected to the top front side of the machine base (1). A crossbeam (19) is provided in the middle of the inner side of the support frame (18). A fixing block (20) is provided in the middle of the top of the crossbeam (19).

5. A tensile testing apparatus according to claim 4, characterized in that, A fixing plate (21) is fixedly connected to the middle of the rear side of the fixing block (20). A threaded hole is opened in the middle of the rear side of the top of the fixing plate (21). Through holes are opened on both the left and right sides of the top of the fixing plate (21).

6. The tensile testing apparatus according to claim 4, characterized in that, A lead screw (16) is rotatably connected to the top bottom front side middle of the support rod (2), and slide rods (17) are rotatably connected to both the top bottom front side and the left and right ends of the support rod (2). The bottom ends of the slide rods (17) and the lead screw (16) are rotatably connected to the top of the machine base (1).

7. A tensile testing apparatus according to claim 6, characterized in that, The lead screw (16) is threaded to the threaded hole, the slide rod (17) is inserted into the through hole, the bottom middle of the crossbeam (19) is fixedly connected to the second clamp (26), the second clamp (26) is provided below the first clamp (25), and the bottom end of the first clamp (25) is fixedly connected to the top of the machine base (1).

8. A tensile testing apparatus according to claim 4, characterized in that, The support rod (2) is L-shaped, the support frame (18) is U-shaped, and the retaining ring (14) is arc-shaped.

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