Sclera reinforcing material performance testing device

Abstract

The utility model belongs to the field of sclera reinforcing material testing equipment, and particularly relates to a sclera reinforcing material performance testing device which comprises a detection machine, a tension groove is formed in the inner wall of the bottom of the detection machine, and a stretching mechanism is arranged on the inner side of the tension groove; two clamping bases are slidably mounted on the inner wall of the bottom of the detection machine, the bottoms of the two clamping bases are fixedly connected with the same stretching mechanism, clamping sleeves fixedly penetrate through one sides of the two clamping bases, and clamping mechanisms are arranged on the inner sides of the two clamping sleeves. Compared with the prior art, the sclera reinforcing material can be better clamped, a sample is prevented from sliding and displacing in the tensile test process to influence the test result, the clamping end of the clamp can be replaced through the arranged replacement mechanism to adapt to different types of materials, the position of the clamp does not need to be adjusted after replacement, and the test efficiency is improved. And the detection efficiency is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to sclera reinforcing material test equipment technical field especially relates to a sclera reinforcing material performance testing device. BACKGROUND

[0002] Sclera reinforcing material performance testing device is a kind of professional equipment for the quantitative evaluation and analysis of the performance of sclera reinforcing material, aims at simulating the physiological environment and stress state of sclera, detects whether sclera reinforcing material meets relevant standards and actual application requirements;

[0003] When testing sclera reinforcing material, it is often necessary to clamp sclera reinforcing material by two clamps, then perform pull test, to measure its tensile strength, however, when detecting it by the existing equipment, the clamp often needs to be replaced according to different types of sclera reinforcing material (such as sheet, tubular etc.), however, after overall replacement of the clamp, it often needs to be accurately adjusted in position, which is time-consuming and laborious. UTILITY MODEL CONTENT

[0004] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0005] A sclera reinforcing material performance testing device, comprising a detection machine, a tensile slot is formed in the bottom inner wall of the detection machine, and a stretching mechanism is arranged on the inner side of the tensile slot;Two clamping bases are slidingly installed on the bottom inner wall of the detection machine, the bottom of each clamping base is fixedly connected with the same stretching mechanism, a clamping sleeve is fixedly penetrated on one side of each clamping base, and a clamping mechanism is arranged on the inner side of each clamping sleeve.

[0006] Specifically, a bracket is fixedly installed on the bottom inner wall of the detection machine, to facilitate placing samples.

[0007] Specifically, the stretching mechanism comprises a servo motor, a reversible tooth ball screw and two threaded slides, a motor slot is formed in the detection machine, a servo motor is fixedly installed on the bottom inner wall of the motor slot, a reversible tooth ball screw is rotatably installed on one side inner wall of the tensile slot, the reversible tooth ball screw is fixedly connected with the output shaft of the servo motor, two threaded slides are slidingly installed on the bottom inner wall of the tensile slot, both threaded slides are threadedly sleeved on the same reversible tooth ball screw, and the top of each threaded slide is fixedly connected with the bottom of the corresponding clamping base.

[0008] Specifically, a position sensor is fixedly installed on one side of each clamping base, to facilitate transmitting position data to the control panel.

[0009] Specific, the clamping mechanism includes electric push rod, linkage assembly, two positioning columns, two clamps, two clamping heads and two replacement assemblies, the electric push rod is fixedly installed on the inner wall of one side of the clamping sleeve, the output end of the electric push rod is fixedly installed with the linkage assembly, the inner side of the clamping sleeve is fixedly installed with two positioning columns, the clamp is rotatably arranged on the two positioning columns, one end of the two clamps is connected with the same linkage assembly, the bottom of the two clamps is provided with a dismounting groove, the clamping head is slidably installed in the inner side of the two dismounting grooves, and the replacement assembly is arranged on the two clamps, so that the clamping head can be replaced.

[0010] Specific, the linkage assembly includes linkage base, two linkage columns, two cranks and two driven columns, the linkage base is fixedly installed on the output end of the electric push rod, the linkage base is provided with a linkage groove on one side, the linkage groove is fixedly installed with the two linkage columns on the inner wall of one side, the crank is rotatably arranged on the two linkage columns, the driven column is fixedly penetrated on one side of the two cranks, and the two driven columns are rotatably connected with the corresponding clamps, so that the corresponding clamps can be turned over by the two driven columns.

[0011] Specific, the replacement assembly includes a limiting column, a return spring and a pull rod, the inside of the clamp is provided with a replacement chamber, the replacement chamber is communicated with the dismounting groove, the limiting column is slidably installed on the inner side of the replacement chamber, the return spring is fixedly installed on the top of the limiting column, the other end of the return spring is fixedly connected with the top inner wall of the replacement chamber, the pull rod is slidably penetrated on the top of the clamp, and the bottom end of the pull rod is fixedly connected with the top of the limiting column, so that the limiting column can be moved by the pull rod.

[0012] Specific, the top of the clamping head is provided with a positioning groove, the limiting column is matched with the positioning groove, so that the replaced clamping head can be limited.

[0013] Compared with the prior art, the clamping mechanism can better clamp the sclera reinforcing material, prevent the sample from sliding displacement in the tensile test process, and thus affect the test result, and the replacement mechanism can replace the clamping end of the clamp, so that different types of materials can be adapted, and the position of the clamp does not need to be adjusted after replacement, which greatly improves the detection efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 A three-dimensional structure schematic view of the sclera reinforcing material performance testing device is provided.

[0015] Figure 2 A three-dimensional structure sectional view of the sclera reinforcing material performance testing device is provided.

[0016] Figure 3 A three-dimensional structure schematic diagram of a tension mechanism of a sclera reinforcing material performance testing device is provided for the utility model.

[0017] Figure 4 A three-dimensional structure section schematic diagram of a clamping mechanism of a sclera reinforcing material performance testing device is provided for the utility model.

[0018] Figure 5 A three-dimensional structure split schematic diagram of a clamping mechanism of a sclera reinforcing material performance testing device is provided for the utility model.

[0019] In the figure: 1, detection machine; 2, support seat; 3, servo motor; 4, positive and negative tooth ball screw; 5, threaded sliding block; 6, clamping base; 7, position sensor; 8, clamping sleeve; 9, electric push rod; 10, linkage base; 11, linkage column; 12, crank; 13, driven column; 14, positioning column; 15, clamp; 16, clamping head; 17, limit column; 18, return spring; 19, pull rod. DETAILED DESCRIPTION

[0020] Referring to Figures 1-5 A sclera reinforcing material performance testing device, including detection machine 1, the bottom inner wall of detection machine 1 is provided with a tension slot, and the inner side of the tension slot is provided with a stretching mechanism;Two clamping bases 6 are slidably installed on the bottom inner wall of detection machine 1, the bottom of each of the two clamping bases 6 is fixedly connected with the same stretching mechanism, a clamping sleeve 8 is fixedly penetrated through one side of each of the two clamping bases 6, and a clamping mechanism is arranged on the inner side of each of the two clamping sleeves 8.

[0021] In this embodiment, the bottom inner wall of detection machine 1 is fixedly provided with a support seat 2, so as to facilitate placing samples.

[0022] In this embodiment, the stretching mechanism includes a servo motor 3, a positive and negative tooth ball screw 4 and two threaded sliding blocks 5, a motor groove is formed in the inside of detection machine 1, the servo motor 3 is fixedly installed on the bottom inner wall of the motor groove, the positive and negative tooth ball screw 4 is rotatably installed on one side inner wall of the tension slot, the positive and negative tooth ball screw 4 is fixedly connected with the output shaft of the servo motor 3, the two threaded sliding blocks 5 are slidably installed on the bottom inner wall of the tension slot, the two threaded sliding blocks 5 are threadedly sleeved on the same positive and negative tooth ball screw 4, and the top of each of the two threaded sliding blocks 5 is fixedly connected with the bottom of the corresponding clamping base 6.

[0023] In this embodiment, the position sensor 7 is fixedly installed on one side of each of the two clamping bases 6, so as to facilitate transmitting position data to the control panel.

[0024] In the embodiment, the clamping mechanism includes an electric push rod 9, a linkage assembly, two positioning columns 14, two clamps 15, two clamping heads 16 and two replacement assemblies. The electric push rod 9 is fixedly installed on the inner wall of one side of the clamping sleeve 8. The output end of the electric push rod 9 is fixedly installed with the linkage assembly. The two positioning columns 14 are fixedly installed on the inner side of the clamping sleeve 8. The clamps 15 are rotatably sleeved on the two positioning columns 14. One end of each of the two clamps 15 is connected with the same linkage assembly. The bottom of each of the two clamps 15 is provided with a disassembly groove. The clamping head 16 is slidably installed in the inner side of each of the two disassembly grooves. Each of the two clamps 15 is provided with a replacement assembly, so as to facilitate replacement of the clamping head 16.

[0025] In the embodiment, the linkage assembly includes a linkage base 10, two linkage columns 11, two cranks 12 and two driven columns 13. The linkage base 10 is fixedly installed on the output end of the electric push rod 9. The linkage base 10 is provided with a linkage groove on one side. The two linkage columns 11 are fixedly installed on the inner wall of one side of the linkage groove. The crank 12 is rotatably sleeved on each of the two linkage columns 11. The driven column 13 is fixedly penetrated on one side of each of the two cranks 12. The two driven columns 13 are rotatably connected with the corresponding clamps 15, so as to facilitate the corresponding clamps 15 to be flipped by the two driven columns 13.

[0026] In the embodiment, the replacement assembly includes a limiting column 17, a return spring 18 and a pull rod 19. The replacement chamber is formed in the interior of the clamp 15. The replacement chamber is in communication with the disassembly groove. The limiting column 17 is slidably installed in the inner side of the replacement chamber. The return spring 18 is fixedly installed on the top of the limiting column 17. The other end of the return spring 18 is fixedly connected with the top inner wall of the replacement chamber. The pull rod 19 is slidably penetrated on the top of the clamp 15. The bottom end of the pull rod 19 is fixedly connected with the top of the limiting column 17, so as to facilitate the limiting column 17 to be moved by the pull rod 19.

[0027] In the embodiment, the top of the clamping head 16 is provided with a positioning groove. The limiting column 17 is matched with the positioning groove, so as to facilitate the replaced clamping head 16 to be limited.

[0028] Working principle: in use, the worker first places the sample on the holder 2, and then starts the device through the control panel, the two electric push rods 9 drive the corresponding linkage base 10 to move, the two linkage bases 10 drive the corresponding two linkage columns 11 to move, the four linkage columns 11 drive the corresponding cranks 12 to move, the four cranks 12 drive the corresponding driven columns 13 to move, and the four clamps 15 move, but since the four clamps 15 are all rotatably sleeved on the corresponding positioning columns 14, the four clamps 15 can only revolve around the corresponding positioning columns 14 as the center, the two clamps 15 in the same clamping mechanism approach each other to clamp the sample, when the two clamping mechanisms complete clamping the sample, the worker starts the servo motor 3 through the control panel, the servo motor 3 drives the reversible toothed ball screw 4 to rotate, the reversible toothed ball screw 4 drives the two threaded sliding blocks 5 to move, the two threaded sliding blocks 5 drive the corresponding clamping bases 6 to move, and the two clamping bases 6 drive the corresponding clamping mechanisms to move away from each other, so as to test the bearing tension of the sample, the distance moved by the two clamping mechanisms is transmitted to the control panel through the corresponding position sensors 7, then the control panel can obtain relevant data through a preset algorithm, when it is necessary to replace the clamping head 16, the worker manually lifts the pull rod 19, the pull rod 19 moves to drive the limiting column 17 to move upwards, the limiting column 17 moves upwards to release the limiting of the clamping head 16, at this time the worker can disassemble it, then install the replaced clamping head 16, lift the pull rod 19, when the clamping head 16 moves to the specified position, release the pull rod 19, and the reset spring 18 drives the limiting column 17 to move downwards to limit the clamping head 16, and the replacement is completed.

[0029] The utility model discloses relative to prior art obtained technical progress is: through the clamping mechanism that sets up, can better clamping of sclera reinforcing material, prevent sample from happening sliding displacement in the tensile test process, thereby influence test result, and through the replacement mechanism that sets up, can replace the clamping head 16 of clamp, thereby adapt to different types of material, also need not adjust the position of clamp after replacement, greatly improve the efficiency of detection.

Claims

1. A scleral reinforcement material performance testing device, characterized by, Including detection machine (1), the bottom inner wall of detection machine (1) is provided with tension slot, the inner side of tension slot is provided with stretching mechanism; The bottom inner wall of detection machine (1) is slidably provided with two clamping bases (6), the bottom of two clamping bases (6) is fixedly connected with the same stretching mechanism, the side of two clamping bases (6) is fixedly penetrated with clamping sleeve (8), and the inner side of two clamping sleeves (8) is provided with clamping mechanism.

2. The scleral reinforcement material performance testing device of claim 1, wherein The bottom inner wall of detection machine (1) is fixedly provided with bracket (2).

3. The scleral reinforcement material performance testing device of claim 1, wherein, The bottom inner wall of detection machine (1) is slidably provided with two clamping bases (6), the bottom of two clamping bases (6) is fixedly connected with the same stretching mechanism, the side of two clamping bases (6) is fixedly penetrated with clamping sleeve (8), and the inner side of two clamping sleeves (8) is provided with clamping mechanism.

4. The scleral reinforcement material performance testing device of claim 1, wherein, The side of two clamping bases (6) is fixedly provided with position sensor (7).

5. The scleral reinforcement material performance testing device of claim 1, wherein, The side of clamping sleeve (8) is fixedly provided with electric push rod (9), the output end of electric push rod (9) is fixedly provided with linkage assembly, the inner side of clamping sleeve (8) is fixedly provided with two positioning columns (14), two positioning columns (14) are rotatably provided with clamp (15), one end of two clamps (15) is connected with the same linkage assembly, the bottom of two clamps (15) is provided with dismounting groove, the inner side of two dismounting grooves is slidably provided with clamping head (16), and two clamps (15) are provided with replacement assembly.

6. The scleral reinforcement material performance testing device of claim 5, wherein, The side of clamping sleeve (8) is fixedly provided with electric push rod (9), the output end of electric push rod (9) is fixedly provided with linkage assembly, the inner side of clamping sleeve (8) is fixedly provided with two positioning columns (14), two positioning columns (14) are rotatably provided with clamp (15), one end of two clamps (15) is connected with the same linkage assembly, the bottom of two clamps (15) is provided with dismounting groove, the inner side of two dismounting grooves is slidably provided with clamping head (16), and two clamps (15) are provided with replacement assembly. The side of clamping sleeve (8) is fixedly provided with electric push rod (9), the output end of electric push rod (9) is fixedly provided with linkage assembly, the inner side of clamping sleeve (8) is fixedly provided with two positioning columns (14), two positioning columns (14) are rotatably provided with clamp (15), one end of two clamps (15) is connected with the same linkage assembly, the bottom of two clamps (15) is provided with dismounting groove, the inner side of two dismounting grooves is slidably provided with clamping head (16), and two clamps (15) are provided with replacement assembly.

7. The scleral reinforcement material performance testing device of claim 6, wherein, The replacement assembly includes a limiting column (17), a return spring (18) and a pull rod (19), an inside of the clamp (15) is provided with a replacement chamber, the replacement chamber is communicated with the dismounting groove, the inside of the replacement chamber is slidably provided with the limiting column (17), the top of the limiting column (17) is fixedly provided with the return spring (18), the other end of the return spring (18) is fixedly connected with the top inner wall of the replacement chamber, the top of the clamp (15) is slidably penetrated through the pull rod (19), and the bottom end of the pull rod (19) is fixedly connected with the top of the limiting column (17).

8. The scleral reinforcement material performance testing device of claim 7, wherein, The top of the clamping head (16) is provided with a positioning groove, and the limiting column (17) is matched with the positioning groove.

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