Multi-station artificial skin puncture test tool clamp structure

Abstract

The utility model belongs to the technical field of test tool clamps, and particularly relates to a multi-station artificial skin puncture test tool clamp structure. According to the utility model, the cover plate, the locker and the multi-station clamp body are matched, so that the artificial skin to be tested can be stably clamped; a plurality of circular hole stations are uniformly arranged on the cover plate, and are matched with a rotating mechanism and an X-Y moving platform below the clamp table, so that a multi-station artificial skin puncture test and a puncture test at a plurality of positions of the same station can be realized. Through reasonable arrangement of the needle head fixer, the multi-station clamp body and the X-Y mobile platform, the whole structure is compact, the operation is convenient, and the test efficiency of an artificial skin puncture test can be greatly improved.

Description

Technical Field

[0001] This utility model belongs to the field of experimental tooling and fixture technology, specifically relating to a multi-station artificial skin puncture test tooling and fixture structure. Background Technology

[0002] Artificial skin is a skin substitute artificially developed in vitro using principles and methods of engineering and cell biology. Artificial skin needs to have sufficient puncture resistance to prevent external objects from penetrating and damaging its internal structure; therefore, puncture tests are required.

[0003] Existing artificial skin puncture testing fixtures typically have only one station, allowing puncture tests to be performed at a single station, resulting in low testing efficiency. Utility Model Content

[0004] The technical problem to be solved by this utility model is to provide a multi-station artificial skin puncture test fixture structure, which is compact in structure, easy to operate, and can realize multi-station artificial skin puncture test, thus greatly improving the test efficiency.

[0005] The technical solution adopted by this utility model to solve the above-mentioned technical problems is as follows:

[0006] A multi-station artificial skin puncture test fixture structure includes a connector 1, a needle holder 2, a cover plate 5, a locking device 6, a multi-station fixture body 7, and an XY moving platform 8.

[0007] The top of the needle holder 2 is fixedly connected to the lifting mechanism of the test fixture via the connector 1. The syringe 3 is installed inside the needle holder 2, and the syringe needle 4 protrudes from the bottom of the needle holder 2.

[0008] The syringe needle 4 is provided with a multi-station clamping body 7 below it. The upper end face of the multi-station clamping body 7 is provided with a cover plate 5, and a locking device 6 is connected between the cover plate 5 and the multi-station clamping body 7. The artificial skin 15 to be tested is clamped between the cover plate 5 and the multi-station clamping body 7.

[0009] The multi-station fixture 7 is connected to an XY moving platform 8 below it. The cover plate 5 has multiple round hole stations 16 evenly distributed on it, and the syringe needle 4 is located directly above one of the round hole stations 16.

[0010] Preferably, the multi-station fixture 7 includes a fixture platform 9 and a rotating mechanism 10. The fixture platform 9 is connected to the cover plate 5 via a locking device 6 and is used to clamp the artificial skin 15 to be tested. The bottom of the fixture platform 9 is connected to the XY moving platform 8 via the rotating mechanism 10. The rotating mechanism 10 is used to drive the fixture platform 9 and the cover plate 5 to rotate together to switch the circular hole station 16 directly below the syringe needle 4.

[0011] Preferably, the XY moving platform 8 includes an X-axis moving platform 11 and a Y-axis moving platform 12, with the top of the X-axis moving platform 11 connected to the rotating mechanism 10 and the bottom connected to the Y-axis moving platform 12.

[0012] Preferably, the X-axis moving platform 11 is provided with an X-axis adjustment mechanism 13 on its side. The X-axis moving platform 11 is used to drive the multi-station clamp 7 and the artificial skin to be tested 15 to move together relative to the syringe needle 4 in the X-axis direction.

[0013] Preferably, the Y-axis moving platform 12 is provided with a Y-axis adjustment mechanism 14 on its side. The Y-axis moving platform 12 is used to drive the X-axis moving platform 11, the multi-station clamping body 7 and the artificial skin to be tested 15 to move together relative to the syringe needle 4 in the Y-axis direction.

[0014] Preferably, the diameter of the circular hole station 16 is 10mm, and the outer diameter of the syringe needle 4 is 0.3mm to 1.2mm.

[0015] Preferably, the fixture table 9 is a cylindrical fixture table whose size is adapted to the cover plate 5.

[0016] Compared with the prior art, the present invention has the following main advantages:

[0017] 1. This utility model provides a multi-station artificial skin puncture test fixture structure. Through the cooperation of the cover plate, locking device and multi-station fixture, the artificial skin to be tested can be stably clamped. The cover plate is evenly provided with multiple round hole stations. With the cooperation of the rotating mechanism and XY moving platform under the fixture table, it can realize multi-station artificial skin puncture test, as well as puncture test at multiple positions in the same station.

[0018] 2. This utility model, through the reasonable arrangement of the needle fixator, multi-station clamp and XY moving platform, has a compact overall structure and is easy to operate, which can greatly improve the test efficiency of artificial skin puncture test. Attached Figure Description

[0019] Figure 1 This is a front view of the structure of a multi-station artificial skin puncture test fixture according to this utility model;

[0020] Figure 2 for Figure 1 Top view in the middle BB direction;

[0021] Figure 3 This is a front view of the fixture structure for a multi-station artificial skin puncture test according to this utility model.

[0022] In the diagram: 1-Connector; 2-Needle holder; 3-Injector; 4-Injector needle; 5-Cover plate; 6-Locking device; 7-Multi-station clamping body; 8-XY moving platform; 9-Clamping table; 10-Rotation mechanism; 11-X-direction moving platform; 12-Y-direction moving platform; 13-X-direction adjustment mechanism; 14-Y-direction adjustment mechanism; 15-Artificial skin to be tested; 16-Round hole station. Detailed Implementation

[0023] To make the objectives, technical solutions, and advantages of the embodiments of this application clearer, the technical solutions of the embodiments of this application will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of this application, and not all embodiments. The components of the embodiments of this application described and shown in the accompanying drawings can generally be arranged and designed in various different configurations.

[0024] Therefore, the following detailed description of the embodiments of this application provided in the accompanying drawings is not intended to limit the scope of the claimed application, but merely to illustrate selected embodiments of the application. All other embodiments obtained by those skilled in the art based on the embodiments of this application without inventive effort are within the scope of protection of this application.

[0025] It should be noted that similar labels and letters in the following figures indicate similar items. Therefore, once an item is defined in one figure, it does not need to be further defined and explained in subsequent figures.

[0026] In the description of this application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, or the orientation or positional relationship commonly used when the product of this application is in use. They are only for the convenience of describing this application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this application.

[0027] The features and performance of this application will be further described in detail below with reference to the embodiments.

[0028] Example 1: This example provides a multi-station artificial skin puncture test fixture structure, such as... Figures 1-3 As shown, it mainly includes: connector 1, needle retainer 2, cover plate 5, locking device 6, multi-station clamping body 7, and XY moving platform 8;

[0029] The top of the needle holder 2 is fixedly connected to the lifting mechanism of the test fixture via a connector 1. A syringe 3 is installed inside the needle holder 2, and the syringe needle 4 protrudes from the bottom of the needle holder 2.

[0030] The syringe needle 4 is provided with a multi-station clamping body 7 below it. The upper end face of the multi-station clamping body 7 is provided with a cover plate 5, and a locking device 6 is connected between the cover plate 5 and the multi-station clamping body 7. The artificial skin 15 to be tested is clamped between the cover plate 5 and the multi-station clamping body 7.

[0031] The multi-station fixture 7 is connected to an XY moving platform 8 below it. The cover plate 5 has multiple round hole stations 16 evenly distributed on it, and the syringe needle 4 is located directly above one of the round hole stations 16.

[0032] Furthermore, the multi-station fixture 7 includes a fixture table 9 and a rotating mechanism 10. The fixture table 9 is connected to the cover plate 5 via a locking device 6 and is used to clamp the artificial skin 15 to be tested.

[0033] Furthermore, the bottom of the fixture table 9 is connected to the XY moving platform 8 via a rotating mechanism 10. The rotating mechanism 10 is used to drive the fixture table 9 and the cover plate 5 to rotate together, so as to switch the circular hole station 16 directly below the syringe needle 4.

[0034] Furthermore, the XY moving platform 8 includes an X-axis moving platform 11 and a Y-axis moving platform 12. The top of the X-axis moving platform 11 is connected to the rotating mechanism 10, and the bottom is connected to the Y-axis moving platform 12.

[0035] Furthermore, the X-axis moving platform 11 is provided with an X-axis adjustment mechanism 13 on its side. The X-axis moving platform 11 is used to drive the multi-station clamp 7 and the artificial skin to be tested 15 to move together relative to the syringe needle 4 in the X-axis direction.

[0036] Furthermore, the Y-axis moving platform 12 is provided with a Y-axis adjustment mechanism 14 on its side. The Y-axis moving platform 12 is used to drive the X-axis moving platform 11, the multi-station clamping body 7 and the artificial skin to be tested 15 to move together relative to the syringe needle 4 in the Y-axis direction.

[0037] Furthermore, the diameter of the circular hole station 16 is 10mm, and the outer diameter of the syringe needle 4 is 0.3mm to 1.2mm.

[0038] Furthermore, the fixture table 9 is specifically a cylindrical fixture table whose size is adapted to the cover plate 5.

[0039] Example 2: This example provides a multi-station artificial skin puncture test fixture structure. The top of the needle holder 2 is fixedly connected to the lifting mechanism of the test fixture through the connector 1. The lifting mechanism drives the syringe needle 4 to move downward to perform artificial skin puncture test.

[0040] Furthermore, the cover plate 5 is provided with a plurality of circular hole positions 16 evenly distributed. According to the standard GB / T 15811, the diameter of the exposed area of ​​a single circular hole position is 10mm, and the outer diameter of the syringe needle 4 is 0.3mm to 1.2mm.

[0041] In practical use:

[0042] First, the artificial skin to be tested is placed on the multi-station fixture, then the cover plate is placed on the artificial skin to be tested, and the cover plate and the multi-station fixture are fixed by the locking device to press the artificial skin to be tested.

[0043] Then, the syringe needle is driven downward by the lifting mechanism to complete one puncture test;

[0044] Next, the position of the current circular hole station relative to the syringe needle is finely adjusted using the XY moving platform to conduct multiple puncture tests at different positions on the same station.

[0045] Finally, the multi-station fixture is rotated by a rotating mechanism to switch the position of the circular hole directly below the syringe needle, thereby realizing the multi-station puncture test.

[0046] Furthermore, all parts of this application that are not described in detail are the same as or implemented using existing technology.

[0047] In summary:

[0048] 1. This utility model provides a multi-station artificial skin puncture test fixture structure. Through the cooperation of the cover plate, locking device and multi-station fixture, the artificial skin to be tested can be stably clamped. The cover plate is evenly provided with multiple round hole stations. With the cooperation of the rotating mechanism and XY moving platform under the fixture table, it can realize multi-station artificial skin puncture test, as well as puncture test at multiple positions in the same station.

[0049] 2. This utility model, through the reasonable arrangement of the needle fixator, multi-station clamp and XY moving platform, has a compact overall structure and is easy to operate, which can greatly improve the test efficiency of artificial skin puncture test.

[0050] The above embodiments are only used to illustrate the design concept and features of this utility model, and their purpose is to enable those skilled in the art to understand the content of this utility model and implement it accordingly. The protection scope of this utility model is not limited to the above embodiments. Therefore, all equivalent changes or modifications made based on the principles and design ideas disclosed in this utility model are within the protection scope of this utility model.

Claims

1. A multi-station artificial skin puncture test fixture structure, characterized in that: It includes a connector (1), a needle holder (2), a cover plate (5), a locking device (6), a multi-station clamping body (7), and an XY moving platform (8); The top of the needle holder (2) is fixedly connected to the lifting mechanism of the test fixture via a connector (1). A syringe (3) is installed inside the needle holder (2), and the syringe needle (4) protrudes from the bottom of the needle holder (2). The syringe needle (4) is provided with a multi-station clamping body (7) below it. The upper end face of the multi-station clamping body (7) is provided with a cover plate (5). A locking device (6) is connected between the cover plate (5) and the multi-station clamping body (7). The artificial skin (15) to be tested is clamped between the cover plate (5) and the multi-station clamping body (7). The multi-station fixture (7) is connected to an XY moving platform (8) below. The cover plate (5) is evenly provided with multiple round hole stations (16), and the syringe needle (4) is located directly above one of the round hole stations (16).

2. The multi-station artificial skin puncture test fixture structure according to claim 1, characterized in that: The multi-station fixture (7) includes a fixture table (9) and a rotating mechanism (10). The fixture table (9) is connected to the cover plate (5) via a locking device (6) and is used to clamp the artificial skin (15) to be tested.

3. The multi-station artificial skin puncture test fixture structure according to claim 2, characterized in that: The bottom of the fixture table (9) is connected to the XY moving platform (8) via a rotating mechanism (10). The rotating mechanism (10) is used to drive the fixture table (9) and the cover plate (5) to rotate together, so as to switch the circular hole position (16) directly below the syringe needle (4).

4. The multi-station artificial skin puncture test fixture structure according to claim 3, characterized in that: The XY moving platform (8) includes an X-axis moving platform (11) and a Y-axis moving platform (12). The top of the X-axis moving platform (11) is connected to the rotating mechanism (10), and the bottom is connected to the Y-axis moving platform (12).

5. The multi-station artificial skin puncture test fixture structure according to claim 4, characterized in that: The X-axis moving platform (11) is provided with an X-axis adjustment mechanism (13) on its side. The X-axis moving platform (11) is used to drive the multi-station clamp (7) and the artificial skin to be tested (15) to move together relative to the syringe needle (4) in the X-axis direction.

6. The multi-station artificial skin puncture test fixture structure according to claim 4, characterized in that: The Y-axis moving platform (12) is provided with a Y-axis adjustment mechanism (14) on its side. The Y-axis moving platform (12) is used to drive the X-axis moving platform (11), the multi-station clamping body (7) and the artificial skin to be tested (15) to move in the Y direction relative to the syringe needle (4).

7. The multi-station artificial skin puncture test fixture structure according to claim 1, characterized in that: The diameter of the circular hole station (16) is 10 mm, and the outer diameter of the syringe needle (4) is 0.3 mm to 1.2 mm.

8. The multi-station artificial skin puncture test fixture structure according to claim 2, characterized in that: The fixture table (9) is specifically a cylindrical fixture table whose size is adapted to the cover plate (5).

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