Guide wire head end processing structure

Abstract

The utility model relates to the field of medical supply processing equipment, in particular to a guide wire head end processing structure, a rotating assembly comprises a rotating seat and a driving cylinder, a driving assembly drives the driving cylinder to rotate on the rotating seat in a limited mode, and an adjusting assembly comprises an adjusting feed disc, an air grinding pen, a grinding knife positioning block and a limiting guide rail. The adjusting feeding disc is connected with the driving cylinder, the limiting guide rail is fixedly arranged on the adjusting feeding disc, the sharpening positioning block slides on the limiting guide rail in a limiting mode, the air sharpening pen is fixedly connected with the sharpening positioning block, a sharpening head of the air sharpening pen penetrates through the adjusting feeding disc, and the clamping assembly is used for fixing a guide wire. The circle center of the guide wire, the circle center of the driving cylinder and the circle center of the adjusting feed disc are arranged on the same axis. The axial direction of the limiting guide rail is consistent with the diameter direction of the adjusting feed disc. The device can be used for processing guide wire head ends with different outer diameters, shapes and hardness, and trimming the sealed round guide wire head ends, so that the design requirement is reduced, and the product quality is improved.

Description

Technical Field

[0001] The utility model relates to the field of medical product processing equipment, in particular to a guide wire grinding structure. Background Art

[0002] At present, there are many kinds of guide wire shapes, with outer diameters ranging from 0.27mm to 0.96mm, and there are many kinds of combined structures, including spring-wrapped inner core wire combination, polymer-wrapped inner core wire combination, safety wire plus spring plus polymer plus core wire combination, etc. Under such a variety of outer diameters and types, the process of sealing the head end of the guide wire is also divided into many types, including plasma welding, laser welding, UV glue sealing, soldering sealing and tip forming sealing. Under so many different processes, the difficulty of controlling the size and appearance of the head end increases. Due to the wide variety of guide wire shapes, the chance of rework during the production process is very small, resulting in the head end sealing of special-shaped guide wires relying more on the skill level of the operator and whether there is a margin for rework during the design. Rework can only be done by manually controlling the grinding pen. For the rework and grinding of J-type, L-type and spiral-shaped guide wires, manual grinding is difficult and the appearance is not uniform, which affects the pass rate and performance uniformity of this type of product.

[0003] The technical problem to be solved by this application is: how to automatically grind different types of guide wires. Utility Model Content

[0004] In order to overcome the deficiencies of the prior art, the utility model aims to provide a guide wire tip processing structure.

[0005] The technical scheme adopted by the utility model is as follows: a guide wire head end processing structure comprises a driving component, a rotating component, an adjusting component and a clamping component, the rotating component comprises a rotating seat and a driving cylinder, the driving component drives the driving cylinder to rotate at an upper limit on the rotating seat, the adjusting component comprises an adjusting feed disc, a wind grinding pen, a grinding positioning block and a limiting guide rail, the adjusting feed disc is connected to the driving cylinder, the limiting guide rail is fixedly arranged on the adjusting feed disc, the grinding positioning block slides at the upper limit on the limiting guide rail, the wind grinding pen is fixedly connected to the grinding positioning block, the grinding head of the wind grinding pen passes through the adjusting feed disc, the clamping component is used to fix the guide wire, the guide wire, the center of the driving cylinder and the center of the adjusting feed disc are arranged on the same axis, and the axial direction of the limiting guide rail is consistent with the diameter direction of the adjusting feed disc.

[0006] In some embodiments, the adjustment assembly includes a zero point seat, which is fixedly connected to the edge of the adjustment feed disc, and an adjustment screw is provided between the sharpening positioning block and the zero point seat. One end of the adjustment screw is threadedly connected to the sharpening positioning block, and the other end is fixedly provided with a rotating knob.

[0007] In some embodiments, the clamping assembly includes a clamping seat, a fixed lower block, a clamping upper block, an adjustable clamping screw and a fixed zero seat. The fixed zero seat and the fixed lower block are respectively fixedly connected to the clamping seat, the clamping upper block is arranged above the fixed lower block, one end of the adjustable clamping screw is threadedly connected to the clamping upper block, and the other end is rotated at the upper limit of the fixed zero seat, and the adjustable clamping screw slides along the guide rail on the clamping seat.

[0008] In some embodiments, the driving assembly includes a rotating handwheel, a rotating drive motor, a rotating seat, a rotating shaft, an active synchronous wheel and a passive synchronous wheel. The active synchronous wheel is fixedly sleeved on the outer wall of the rotating shaft. The rotating shaft rotates within a certain limit on the rotating seat through a bearing seat. One end of the rotating shaft is fixedly connected to the output end of the rotating drive motor, and the other end is fixedly connected to the rotating handwheel. The passive synchronous wheel is fixedly sleeved on the driving cylinder, and the active synchronous wheel and the passive synchronous wheel rotate synchronously through a synchronous belt.

[0009] In some embodiments, a long hole penetrating the driving cylinder is provided at the center of the driving cylinder, the limiting guide rail and the long hole are in the same radial direction, and the wind mill pen is suspended in the long hole.

[0010] In some embodiments, the feed adjustment disc is provided with a through slot, the wind grinding pen passes through the through slot, and the through slot and the limiting guide rail are radially consistent.

[0011] The beneficial effects of the utility model are:

[0012] The wire tip processing structure can process wire tips of different outer diameters, shapes, and hardnesses without consuming welding materials again. The sealed wire tip can be trimmed, which reduces design requirements and improves product quality. The circular motion of the grinding head of the pneumatic grinding pen can be fine-tuned, and the speed of the circular motion of the grinding head around the product can be controlled by a motor. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 A schematic diagram of the structure of the adjustment component;

[0015] The numbers and names in the figure correspond to each other as follows: 1. Drive assembly; 2. Rotation assembly; 3. Adjustment assembly; 4. Clamping assembly; 11. Rotating hand wheel; 12. Rotation drive motor; 13. Rotating seat; 14. Rotating shaft; 15. Active synchronous wheel; 16. Passive synchronous wheel; 21. Rotating seat; 22. Drive cylinder; 23. Fixed disk; 24. Mounting disk; 31. Feed disk; 32. Pneumatic grinding pen; 33. Grinding positioning block; 34. Limiting guide rail; 35. Zero point seat; 41. Clamping seat; 42. Fixing lower block; 43. Pressing upper block; 44. Adjusting and pressing screw; 45. Fixing zero seat. DETAILED DESCRIPTION

[0016] 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.

[0017] See also Figure 1 The utility model provides a technical solution: an embodiment includes a driving component 1, a rotating component 2, an adjusting component 3 and a clamping component 4 arranged on a mounting plate.

[0018] The driving assembly 1 includes a rotating hand wheel 11, a rotating drive motor 12, a rotating seat 13, a rotating shaft 14, an active synchronous wheel 15 and a passive synchronous wheel. The rotating seat 13 is fixedly connected to the mounting plate. The outer wall of the rotating shaft 14 is fixedly sleeved with an active synchronous wheel 15. The rotating shaft 14 rotates at an upper limit position on the rotating seat 13 through a bearing seat. One end of the rotating shaft 14 is fixedly connected to the output end of the rotating drive motor 12, and the other end is fixedly connected to the rotating hand wheel 11. The fixed end of the rotating drive motor 12 is fixedly connected to the mounting plate.

[0019] The rotating assembly 2 includes a rotating seat 21, a driving cylinder 22 and a fixed disk 23. The rotating seat 21 is fixedly connected to the mounting plate, and the fixed disk 23 is fixedly arranged on the rotating seat 21. The driving cylinder 22 is cylindrical, and the driving cylinder 22 is limited and rotated in the fixed disk 23. The center of the driving cylinder 22 is provided with a long hole penetrating the driving cylinder 22, and the axial direction of the long hole is consistent with the axial direction of the driving cylinder 22. The passive synchronous wheel is fixedly sleeved at one end of the driving cylinder 22, and the other end of the driving cylinder 22 is fixedly provided with a mounting disk 24. The active synchronous wheel 15 and the passive synchronous wheel are synchronously rotated by a synchronous belt.

[0020] See also Figure 2The adjustment assembly 3 includes an adjustment feed disc 31, a wind grinding pen 32, a grinding positioning block 33, a limiting guide rail 34 and a zero point seat 35. The adjustment feed disc 31 is connected to the mounting disc 24 through a connecting piece. The zero point seat 35 is fixedly arranged at the edge of the adjustment feed disc 31. The limiting guide rail 34 is fixedly arranged on the adjustment feed disc 31. The grinding positioning block 33 slides at the upper limit on the limiting guide rail 34. An adjustment screw is arranged between the grinding positioning block 33 and the zero point seat 35. One end of the adjustment screw is threadedly connected to the grinding positioning block 33 and the other end is fixedly provided with a rotating knob. The rotating knob rotates at the upper limit on the zero point seat 35. The adjustment screw is rotated by rotating the knob, so that the grinding positioning block 33 moves along the limiting guide rail 34, thereby adjusting the position of the grinding positioning block 33. The wind grinding pen 32 is suspended in the long hole and fixedly connected to the grinding positioning block 33. The grinding head of the wind grinding pen 32 passes through the adjustment feed disc 31. In order to facilitate the adjustment of the position of the wind grinding pen 32, the adjustment feed disc 31 is provided with a through slot, and the wind grinding pen 32 passes through the through slot. The radial directions of the through slot, the limiting guide rail 34 and the long hole are consistent and are on the same straight line as the diameter of the adjustment feed disc 31, thereby limiting the adjustment range of the wind grinding pen 32.

[0021] The clamping assembly 4 includes a clamping seat 41, a fixed lower block 42, a clamping upper block 43, an adjusting clamping screw 44 and a fixed zero seat 45. The clamping seat 41 is fixedly connected to the mounting plate, the fixed zero seat 45 and the fixed lower block 42 are respectively fixedly connected to the clamping seat 41, the clamping upper block 43 is arranged above the fixed lower block 42, one end of the adjusting clamping screw 44 is threadedly connected to the clamping upper block 43, and the other end is limitedly rotated on the fixed zero seat 45, the adjusting clamping screw 44 slides along the guide rail on the clamping seat 41, and the distance between the clamping upper block 43 and the fixed lower block 42 is adjusted by rotating the adjusting clamping screw 44, so as to realize the function of clamping the guide wire, the clamping upper block 43 and the fixed lower block 42 are respectively provided with placement grooves for placing the guide wire, and the two placement grooves are arranged opposite to each other.

[0022] The centers of the driving cylinder 22, the adjusting feed disc 31 and the passive synchronous wheel are arranged on the same axis, and the placement groove is arranged on the axis, that is, the guide wire in the placement groove is on the axis, and the position of the wind grinding pen 32 is adjusted, that is, the distance between the grinding head of the wind grinding pen 32 and the center of the adjusting feed disc 31 is adjusted, so that the wind grinding pen 32 can adapt to the grinding of guide wires of various sizes.

[0023] The working principle and use process of the utility model are as follows: fix the guide wire to be polished between the pressing upper block 43 and the fixed lower block 42, manually and slowly turn the rotating hand wheel 11, observe the position between the grinding head of the wind grinding pen 32 and the guide wire, adjust the wind grinding pen 32 to a suitable position by adjusting the screw rod, stop manually operating the rotating hand wheel 11, and start the rotating drive motor 12 to realize automatic polishing.

[0024] Finally, it should be noted that the above description is only a preferred example of the present utility model and is not intended to limit the present utility model. Although the present utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions described in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A guide wire tip processing structure, characterized in that: The invention comprises a driving assembly (1), a rotating assembly (2), an adjusting assembly (3) and a clamping assembly (4); the rotating assembly (2) comprises a rotating seat (21) and a driving cylinder (22); the driving assembly (1) drives the driving cylinder (22) to rotate within a limit position on the rotating seat (21); the adjusting assembly (3) comprises an adjusting feed disc (31), a wind grinding pen (32), a grinding positioning block (33) and a limiting guide rail (34); the adjusting feed disc (31) is connected to the driving cylinder (22); the limiting guide rail (34) ) is fixedly arranged on the adjusting feed disc (31), the sharpening positioning block (33) slides at the upper limit on the limiting guide rail (34), the pneumatic grinding pen (32) is fixedly connected to the sharpening positioning block (33), the grinding head of the pneumatic grinding pen (32) passes through the adjusting feed disc (31), the clamping assembly (4) is used to fix the guide wire, the center of the guide wire, the driving cylinder (22) and the center of the adjusting feed disc (31) are arranged on the same axis, and the axial direction of the limiting guide rail (34) is consistent with the diameter direction of the adjusting feed disc (31).

2. The guide wire tip processing structure according to claim 1, characterized in that: The adjustment assembly (3) comprises a zero point seat (35), the zero point seat (35) is fixedly connected to the edge of the adjustment feed disc (31), an adjustment screw rod is arranged between the knife sharpening positioning block (33) and the zero point seat (35), one end of the adjustment screw rod is threadedly connected to the knife sharpening positioning block (33), and the other end is fixedly provided with a rotating knob.

3. The guide wire tip processing structure according to claim 1, characterized in that: The clamping assembly (4) comprises a clamping seat (41), a fixed lower block (42), a clamping upper block (43), an adjusting clamping screw (44) and a fixed zero seat (45); the fixed zero seat (45) and the fixed lower block (42) are respectively fixedly connected to the clamping seat (41); the clamping upper block (43) is arranged above the fixed lower block (42); one end of the adjusting clamping screw (44) is threadedly connected to the clamping upper block (43) and the other end is rotated at an upper limit position on the fixed zero seat (45); the adjusting clamping screw (44) slides along a guide rail on the clamping seat (41).

4. The guide wire tip processing structure according to claim 1, characterized in that: The driving assembly (1) comprises a rotating hand wheel (11), a rotating drive motor (12), a rotating seat (13), a rotating shaft (14), an active synchronous wheel (15) and a passive synchronous wheel. The outer wall of the rotating shaft (14) is fixedly sleeved with an active synchronous wheel (15). The rotating shaft (14) is limitedly rotated on the rotating seat (13) through a bearing seat. One end of the rotating shaft (14) is fixedly connected to the output end of the rotating drive motor (12), and the other end is fixedly connected to the rotating hand wheel (11). The passive synchronous wheel is fixedly sleeved on the driving cylinder (22). The active synchronous wheel (15) and the passive synchronous wheel rotate synchronously through a synchronous belt.

5. The guide wire tip processing structure according to claim 1, characterized in that: A long hole penetrating the driving cylinder (22) is provided at the center of the driving cylinder (22); the limiting guide rail (34) and the long hole have the same radial direction; and the wind mill pen (32) is suspended in the long hole.

6. The guide wire tip processing structure according to claim 1, characterized in that: The adjusting feed disc (31) is provided with a through slot, the wind grinding pen (32) passes through the through slot, and the through slot and the limiting guide rail (34) are radially consistent.

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