Strength testing device for high-tensile-strength guide wire production

Abstract

The utility model discloses a strength testing device for high-tensile-strength guide wire production, and relates to the field of guide wire production. A deformable and transverse strength detection base is arranged on the outer surface of one side of a tensile strength detection base; and a detection driving motor, a detection controller and a hollow detection sliding bottom plate are arranged on the inner surface of the lower end of the tensile strength detection base. According to the strength testing device for production of the high-tensile-strength guide wire, the tensile strength detection assembly and the deformable and transverse strength detection assembly are arranged, so that when the strength testing device is used, sectional type detection work on the guide wire can be completed; the device is simple in structure and convenient to operate, synchronous detection work of longitudinal tension resistance or transverse tension resistance of the guide wire can be synchronously completed, the strength testing efficiency of the guide wire is improved, meanwhile, the device can complete detection work of deformation resistance of the guide wire through staggered bending, and the device is simple in structure and convenient to operate and brings better use prospects.

Description

Technical Field

[0001] The utility model relates to the field of guide wire production, in particular to a strength testing device for producing high tensile strength guide wires. Background Art

[0002] Guidewire is a medical intervention technology that can be used to treat cardiovascular diseases, cerebrovascular diseases, tumor diseases, ophthalmic diseases, gynecological diseases, etc. During the production of high tensile strength guidewires, a strength testing device is required to test the high tensile strength of the guidewires, thereby ensuring the product quality of the high tensile strength guidewires.

[0003] The existing strength testing devices for the production of high tensile strength guide wires have certain drawbacks when used. First, the existing strength testing devices for the production of high tensile strength guide wires cannot simultaneously complete the detection of the longitudinal tension resistance or transverse tension resistance of the guide wire when used, resulting in low detection efficiency. At the same time, the existing strength testing devices for the production of high tensile strength guide wires have a single detection function and cannot complete the detection of the guide wire's anti-deformation ability.

[0004] Therefore, it is necessary to propose a strength testing device for high tensile strength guide wire production to solve the above problems. Utility Model Content

[0005] The main purpose of the utility model is to provide a strength testing device for producing high tensile strength guide wires, which can effectively solve the problems in the background technology.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0007] A strength testing device for producing high-tensile-strength guide wires, comprising a tensile-strength testing base, one side outer surface of the tensile-strength testing base is provided with a deformable and transverse-strength testing base, the lower end inner surface of the tensile-strength testing base is provided with a testing drive motor, a testing controller and a hollow testing sliding base plate, the testing drive motor and the hollow testing sliding base plate are located on one side of the testing controller, the hollow testing sliding base plate is located above the testing drive motor, a data printing box is provided in the middle of the testing controller, threaded driving rods are provided on the inner surfaces of both sides of the hollow testing sliding base plate, an inner threaded sliding block is provided on the outer wall of the threaded driving rod, an L-shaped tension testing base is provided on the upper end outer surface of the inner threaded sliding block, a sliding guide wire clamping base is provided on the upper end outer surface of the L-shaped tension testing base, a segmented A guide wire clamping base and an anti-slip guide wire clamping base, the anti-slip guide wire clamping base is located on one side of the segmented guide wire clamping base, one side outer surface of the sliding guide wire clamping base, the segmented guide wire clamping base and the anti-slip guide wire clamping base are all provided with a micro-drive motor, the middle part of the upper end of the sliding guide wire clamping base, the segmented guide wire clamping base and the anti-slip guide wire clamping base are all provided with a dislocated clamping block, a sliding groove is provided in the middle part of the upper end of the deformable and lateral strength detection base, a lateral detection column and a middle detection column are provided in the middle part of the sliding groove, the lateral detection columns are located on both sides of the middle detection column, the number of the lateral detection columns is two groups, the middle parts of the lateral detection columns and the middle detection columns are both provided with pressure detection blocks, the middle parts of the lower ends of the lateral detection columns and the middle detection columns are both provided with connecting bottom rods, and the outer surface of one end of the connecting bottom rod is provided with a hydraulic push rod.

[0008] Preferably, one side outer surface of the tensile strength detection base is fixedly connected to one side outer surface of the deformable and lateral strength detection base.

[0009] Preferably, the lower inner surface of the tensile strength detection base is detachably connected to the lower outer surfaces of the detection drive motor, the detection controller and the hollow detection sliding base plate, and the middle part of the detection controller is detachably connected to the surrounding outer surfaces of the data printing box.

[0010] Preferably, the inner surfaces on both sides of the hollow detection sliding base plate are detachably connected to the outer surfaces at both ends of the threaded drive rod, and the outer surface of one end of the threaded drive rod is detachably connected to the middle part of the detection drive motor.

[0011] Preferably, the outer wall of the threaded drive rod is movably connected to the middle part of the internal thread sliding block, the upper outer surface of the internal thread sliding block is fixedly connected to the lower outer surface of the L-shaped tension detection base, and the upper outer surface of the L-shaped tension detection base is detachably connected to the lower outer surface of the sliding guide wire clamping base.

[0012] Preferably, the upper outer surfaces of the deformable and lateral strength detection base are detachably connected to the lower outer surfaces of the segmented guide wire clamping base and the anti-slip guide wire clamping base, and the outer surfaces of one side of the sliding guide wire clamping base, the segmented guide wire clamping base and the anti-slip guide wire clamping base are detachably connected to the middle part of the micro drive motor.

[0013] Preferably, the upper middle parts of the sliding guide wire clamping base, the segmented guide wire clamping base and the anti-slip guide wire clamping base are all movably connected to the lower outer surface of the offset clamping block, and the upper middle part of the deformable and lateral strength detection base is movably connected to the outer surfaces of both sides of the lateral detection column and the middle detection column through a sliding groove.

[0014] Preferably, the middle parts of the lateral detection column and the middle detection column are fixedly connected to the outer surfaces of both ends of the pressure detection block, and the middle parts of the lower ends of the lateral detection column and the middle detection column are detachably connected to the middle part of one end of the hydraulic push rod through a connecting bottom rod.

[0015] Beneficial Effects

[0016] Compared with the prior art, the utility model has the following beneficial effects:

[0017] 1. A strength testing device for the production of high-tensile-strength guide wires, which is equipped with a tensile-strength testing base, a deformable and transverse-strength testing base, a testing drive motor, a testing controller, a data printing box, a hollow testing sliding base plate, a threaded driving rod, an L-shaped tension testing base, an internally threaded sliding block, a sliding guide wire clamping base, a segmented guide wire clamping base, an anti-slip guide wire clamping base, a micro-driving motor, a dislocated clamping block, a sliding slot, a lateral testing column, a middle testing column, a pressure testing block, a connecting bottom rod and a hydraulic push rod. When in use, the testing device can complete the segmented testing of the guide wire, and can simultaneously complete the synchronous testing of the longitudinal tension resistance or the transverse tension resistance of the guide wire, thereby improving the efficiency of the guide wire strength testing. At the same time, the device can complete the testing of the deformation resistance of the guide wire through dislocated bending. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the overall structure of a strength testing device for producing high tensile strength guide wires according to the utility model;

[0019] Figure 2 This utility model is a strength testing device for high tensile strength guide wire production Figure 1 A schematic diagram of the structure of a medium tensile strength testing base 1;

[0020] Figure 3 This utility model is a strength testing device for high tensile strength guide wire production Figure 1 A schematic diagram of the structure of the medium deformable and lateral strength testing base 2;

[0021] Figure 4 This utility model is a strength testing device for high tensile strength guide wire production Figure 2 A schematic diagram of the structure of the sliding guide wire clamping assembly;

[0022] Figure 5 This utility model is a strength testing device for high tensile strength guide wire production Figure 3 Schematic diagram of the structure of the deformable and lateral strength testing column.

[0023] In the figure: 1. Tensile strength test base; 2. Deformable and lateral strength test base; 3. Test drive motor; 4. Test controller; 5. Data printing box; 6. Hollow test sliding base; 7. Threaded drive rod; 8. L-shaped tension test base; 9. Internal thread sliding block; 10. Sliding guide wire clamping base; 11. Segmented guide wire clamping base; 12. Anti-slip guide wire clamping base; 13. Micro drive motor; 14. Offset clamping block; 15. Sliding slot; 16. Lateral test column; 17. Middle test column; 18. Pressure test block; 19. Connecting bottom rod; 20. Hydraulic push rod. DETAILED DESCRIPTION

[0024] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0025] like Figure 1-5As shown, a strength testing device for high tensile strength guide wire production includes a tensile strength detection base 1, characterized in that: a deformable and transverse strength detection base 2 is arranged on the outer surface of one side of the tensile strength detection base 1, a detection drive motor 3, a detection controller 4 and a hollow detection sliding base plate 6 are arranged on the inner surface of the lower end of the tensile strength detection base 1, the detection drive motor 3 and the hollow detection sliding base plate 6 are located on one side of the detection controller 4, the hollow detection sliding base plate 6 is located above the detection drive motor 3, a data printing box 5 is arranged in the middle of the detection controller 4, threaded drive rods 7 are arranged on the inner surfaces of both sides of the hollow detection sliding base plate 6, an inner threaded sliding block 9 is arranged on the outer wall of the threaded drive rod 7, an L-shaped tension detection base 8 is arranged on the upper outer surface of the inner threaded sliding block 9, a sliding guide wire clamping base 10 is arranged on the upper outer surface of the L-shaped tension detection base 8, and a segmented guide wire clamping base 11 and an anti-slipping base 11 are arranged on the upper outer surface of the deformable and transverse strength detection base 2 The guide wire clamping base 12 is located on one side of the segmented guide wire clamping base 11. The outer surfaces of one side of the sliding guide wire clamping base 10, the segmented guide wire clamping base 11 and the anti-slip guide wire clamping base 12 are all provided with a micro-drive motor 13. The middle part of the upper end of the sliding guide wire clamping base 10, the segmented guide wire clamping base 11 and the anti-slip guide wire clamping base 12 is provided with a dislocated clamping block 14. The middle part of the upper end of the deformable and lateral strength detection base 2 is provided with a A sliding slot 15 is provided in the middle of the sliding slot 15 with a lateral detection column 16 and a middle detection column 17. The lateral detection columns 16 are located on both sides of the middle detection column 17. There are two groups of lateral detection columns 16. Pressure detection blocks 18 are provided in the middle of the lateral detection columns 16 and the middle detection columns 17. A connecting bottom rod 19 is provided in the middle of the lower ends of the lateral detection columns 16 and the middle detection columns 17. A hydraulic push rod 20 is provided on the outer surface of one end of the connecting bottom rod 19.

[0026] It should be noted that the utility model is a strength testing device for high tensile strength guide wire production, which includes a tensile strength testing base 1, a deformable and lateral strength testing base 2, a testing drive motor 3, a testing controller 4, a data printing box 5, a hollow testing sliding base plate 6, a threaded driving rod 7, an L-shaped tension testing base 8, an internal thread sliding block 9, a sliding guide wire clamping base 10, a segmented guide wire clamping base 11, an anti-dropping guide wire clamping base 12, a micro-driving motor 13, a dislocated clamping block 14, a sliding slot 15, a lateral testing column 16, a middle testing column 17, a pressure testing block 18, a connecting bottom rod 19 and a hydraulic push rod 20. When in use, first The middle part of the guide wire is installed in the segmented guide wire clamping base 11, and one end of the guide wire is installed on the sliding guide wire clamping base 10. After installation, the micro-drive motor 13 of the sliding guide wire clamping base 10 and the segmented guide wire clamping base 11 drives the offset clamping block 14 in the middle, and the offset clamping block 14 completes the clamping and fixing work of the middle part and one end of the guide wire. After fixing, the other end of the guide wire is installed on the anti-slip guide wire clamping base 12, and the micro-drive motor 13 on the anti-slip guide wire clamping base 12 drives the offset clamping block 14 to clamp the other end of the guide wire. After clamping, the detection controller 4 controls the detection drive motor 3 and the hydraulic push rod 20 is pushed synchronously, first, the detection drive motor 3 drives the threaded drive rod 7 in the middle of the hollow detection sliding base plate 6, and after driving, the threaded drive rod 7 is threadedly engaged with the internal thread sliding block 9, and the internal thread sliding block 9 drives the L-shaped tension detection base 8 and the sliding guide wire clamping base 10 to move, and the sliding guide wire clamping base 10 pulls one end of the guide wire through the offset clamping block 14. While pulling, the L-shaped tension detection base 8 detects and records the longitudinal tension resistance. While the longitudinal tension resistance is being detected, the three groups of hydraulic push rods 20 push the two groups of lateral detection columns 16 and the middle detection column 17 through the connecting bottom rod 19, and the lateral detection The measuring column 16 and the middle detection column 17 are displaced in the middle of the sliding groove 15 of the deformable and transverse strength detection base 2 to complete the wavy bending of the guide wire by clamping it in the displaced clamping block 14. After the bending resistance and resettlement test of the guide wire, the hydraulic push rod 20 in the middle of the middle detection column 17 is used to continuously drive it, thereby completing the transverse tension resistance test of the guide wire. When in use, the test device can complete the segmented detection of the guide wire, and can simultaneously complete the synchronous detection of the longitudinal tension resistance or transverse tension resistance of the guide wire, thereby improving the efficiency of the guide wire strength test. At the same time, the device can complete the detection of the deformation resistance of the guide wire through displaced bending.

[0027] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A strength testing device for high tensile strength guide wire production, comprising a tensile strength testing base (1), characterized in that: A deformable and transverse strength detection base (2) is arranged on the outer surface of one side of the tensile strength detection base (1); a detection drive motor (3), a detection controller (4) and a hollow detection sliding base (6) are arranged on the inner surface of the lower end of the tensile strength detection base (1); the detection drive motor (3) and the hollow detection sliding base (6) are located on one side of the detection controller (4); the hollow detection sliding base (6) is located above the detection drive motor (3); a data printing box (5) is arranged in the middle of the detection controller (4); and the hollow detection sliding base (6) is arranged on the inner surface of the lower end of the tensile strength detection base (1). The inner surfaces of both sides of the sliding bottom plate (6) are provided with threaded driving rods (7), the outer wall of the threaded driving rods (7) is provided with internal threaded sliding blocks (9), the upper outer surface of the internal threaded sliding blocks (9) is provided with an L-shaped tension detection base (8), the upper outer surface of the L-shaped tension detection base (8) is provided with a sliding guide wire clamping base (10), the upper outer surface of the deformable and transverse strength detection base (2) is provided with a segmented guide wire clamping base (11) and an anti-slip guide wire clamping base (12), the anti-slip guide wire clamping base (12) is provided with a plurality of guide wire clamping bases (11) and a plurality of guide wire clamping bases (12) and a plurality of guide wire clamping bases (12) are provided with a plurality of guide wire clamping bases (1 ... ) is located on one side of the segmented guide wire clamping base (11); one side outer surface of the sliding guide wire clamping base (10), the segmented guide wire clamping base (11) and the anti-slip guide wire clamping base (12) are all provided with a micro drive motor (13); the middle part of the upper end of the sliding guide wire clamping base (10), the segmented guide wire clamping base (11) and the anti-slip guide wire clamping base (12) are all provided with a dislocated clamping block (14); the middle part of the upper end of the deformable and transverse strength detection base (2) is provided with a sliding slot (15); the sliding slot (15) is provided with a sliding slot (15) 5) is provided with a lateral detection column (16) and a central detection column (17) in the middle, the lateral detection columns (16) are located on both sides of the central detection column (17), the number of the lateral detection columns (16) is two groups, the middle of the lateral detection columns (16) and the central detection column (17) are both provided with a pressure detection block (18), the middle of the lower end of the lateral detection column (16) and the central detection column (17) are both provided with a connecting bottom rod (19), and the outer surface of one end of the connecting bottom rod (19) is provided with a hydraulic push rod (20).

2. A strength testing device for high tensile strength guide wire production according to claim 1, characterized in that: One side outer surface of the tensile strength detection base (1) is fixedly connected to one side outer surface of the deformable and transverse strength detection base (2).

3. A strength testing device for high tensile strength guide wire production according to claim 1, characterized in that: The inner surface of the lower end of the tensile strength detection base (1) is detachably connected to the outer surfaces of the lower ends of the detection drive motor (3), the detection controller (4) and the hollow detection sliding base plate (6), and the middle part of the detection controller (4) is detachably connected to the outer surfaces of the four sides of the data printing box (5).

4. A strength testing device for high tensile strength guide wire production according to claim 1, characterized in that: The inner surfaces on both sides of the hollow detection sliding base plate (6) are detachably connected to the outer surfaces at both ends of the threaded drive rod (7), and the outer surface of one end of the threaded drive rod (7) is detachably connected to the middle part of the detection drive motor (3).

5. A strength testing device for high tensile strength guide wire production according to claim 1, characterized in that: The outer wall of the threaded drive rod (7) is movably connected to the middle part of the internal threaded sliding block (9), the upper outer surface of the internal threaded sliding block (9) is fixedly connected to the lower outer surface of the L-shaped tension detection base (8), and the upper outer surface of the L-shaped tension detection base (8) is detachably connected to the lower outer surface of the sliding guide wire clamping base (10).

6. A strength testing device for high tensile strength guide wire production according to claim 1, characterized in that: The upper outer surface of the deformable and transverse strength detection base (2) is detachably connected to the lower outer surfaces of the segmented guide wire clamping base (11) and the anti-slip guide wire clamping base (12), and the outer surfaces of one side of the sliding guide wire clamping base (10), the segmented guide wire clamping base (11) and the anti-slip guide wire clamping base (12) are detachably connected to the middle of the micro drive motor (13).

7. A strength testing device for high tensile strength guide wire production according to claim 1, characterized in that: The middle parts of the upper ends of the sliding guide wire clamping base (10), the segmented guide wire clamping base (11) and the anti-slip guide wire clamping base (12) are all movably connected to the outer surface of the lower end of the offset clamping block (14), and the middle part of the upper end of the deformable and transverse strength detection base (2) is movably connected to the outer surfaces of both sides of the lateral detection column (16) and the middle detection column (17) through a sliding groove (15).

8. A strength testing device for high tensile strength guide wire production according to claim 1, characterized in that: The middle parts of the lateral detection column (16) and the middle detection column (17) are fixedly connected to the outer surfaces of both ends of the pressure detection block (18), and the middle parts of the lower ends of the lateral detection column (16) and the middle detection column (17) are detachably connected to the middle part of one end of the hydraulic push rod (20) through a connecting bottom rod (19).

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