Fixing clamp for fixing nail machining

Abstract

The utility model relates to the technical field of intramedullary nails, in particular to a fixing clamp for fixing nail machining, and solves the technical problems that in the machining industry in the prior art, due to the accuracy requirement of a workpiece to be machined, the shape of the workpiece to be machined and the like, when mechanical parts are machined, a single workpiece is still machined on one machine, and machining efficiency is poor. And manufacturers need to increase the number of machines to meet the requirement of mass production, so that the cost of a lot of equipment, manpower, occupied space and the like is increased, and the processing efficiency is not high. A fixing clamp for fixing nail machining comprises a base and two movable seats symmetrically arranged at the top of the base, and adjusting assemblies are arranged on the two sides of the top of the base. The intramedullary nail clamping device is reasonable in structure and convenient to quickly adjust, so that intramedullary nails with different diameters and different lengths can be clamped and positioned, the clamping practicability is greatly improved, and the production cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of intramedullary nails, in particular to a fixing fixture for processing fixing nails. Background Art

[0002] Intramedullary nails are orthopedic internal fixation devices among medical devices. The structure has an intramedullary nail rod, a proximal locking screw hole is provided at the proximal end of the intramedullary nail rod, and a decompression plane is provided on the surface of the intramedullary nail rod. There are more than one long strip-shaped decompression planes on the surface of the intramedullary nail rod, and the decompression plane can extend from the proximal end of the intramedullary nail rod to the distal end of the intramedullary nail rod. The proximal end of the intramedullary nail rod is provided with a locking screw positioning screw hole and a connecting sleeve positioning groove;

[0003] With the development of science and technology, more and more industries are moving towards mass production and automation to meet the growing demand. However, for the mechanical processing industry, due to the precision requirements of the workpiece to be processed and the shape of the workpiece itself, mechanical parts are still processed individually on one machine during processing. If manufacturers want to meet the needs of mass production, they must increase the number of machines, which not only increases a lot of equipment, manpower, space and other costs, but also has low processing efficiency. Utility Model Content

[0004] The purpose of the utility model is to provide a fixing fixture for fixing nail processing, which solves the problem in the prior art that for the mechanical processing industry, due to the accuracy requirements of the workpiece to be processed and the shape of the workpiece itself, mechanical parts are processed individually on one machine, and manufacturers must increase the number of machines to meet large-scale batch production, which not only increases a lot of equipment, manpower, space and other costs, but also has low processing efficiency.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A fixing fixture for fixing nail processing, comprising a base and two movable seats symmetrically arranged on the top of the base, both sides of the top of the base are provided with adjustment components, the adjustment ends of the two adjustment components are connected to the adjacent movable seats, and the movable seats are slidably connected to the top of the base;

[0007] An annular groove is provided on the top of the movable seat, and a positioning cylinder is rotatably connected inside the annular groove. A plurality of conical positioning holes with different diameters are provided on one side of the positioning cylinder and along the circumferential direction of the positioning cylinder. A positioning component detachably connected to the side wall of the positioning cylinder is provided on one side of the top of the movable seat.

[0008] Preferably, sliding grooves are provided on both sides of the interior of the base, and sliding blocks slidably connected to the sliding grooves are fixedly connected to both sides of the movable seat.

[0009] Preferably, the adjustment component includes an adjustment screw having one end passing through the base through a threaded sleeve, and one end of the adjustment screw is rotatably connected to the side wall of the movable seat.

[0010] Preferably, one end of the adjusting screw away from the movable seat is detachably connected to a rotating rod, and one side of the rotating rod is rotatably connected to a handle.

[0011] Preferably, an arc-shaped slide rail 1 is connected to the bottom of the inner cavity of the annular groove, an arc-shaped slide rail 2 is arranged on the top of the arc-shaped slide rail 1, a rotating ring is sleeved on the outer ring of the positioning cylinder, and the rotating ring is rotatably connected to the interior of the arc-shaped slide rail 1 and the arc-shaped slide rail 2, both sides of the arc-shaped slide rail 2 are connected to the top of the movable seat through a support frame, and the positioning assembly includes a positioning screw vertically arranged at the top center of the arc-shaped slide rail 2, and one end of the positioning screw passes through the arc-shaped slide rail 2 through a threaded sleeve and is threadedly connected to the outer ring of the rotating ring.

[0012] Preferably, a rotating handle is provided on one side of the positioning cylinder, and one side of the rotating handle is connected to one side of the positioning cylinder through a plurality of connecting rods.

[0013] The utility model has at least the following beneficial effects:

[0014] By setting up two positioning cylinders, a positioning component and an adjusting component, the spacing between the two positioning cylinders and the position of the tapered positioning hole can be adjusted according to intramedullary nails of different diameters. The position of the movable seat can be adjusted by the adjusting component. The positioning cylinder can be positioned after rotation by the positioning component. The purpose of clamping and positioning can be achieved by connecting the two ends of the intramedullary nail to the tapered positioning holes corresponding to the two positioning cylinders respectively. The structure is reasonable and easy to adjust quickly, so that intramedullary nails of different diameters and lengths can be clamped and positioned, which greatly improves the practicability of clamping and reduces the production cost.

[0015] The utility model also has the following beneficial effects:

[0016] The spacing between the two positioning cylinders and the position of the tapered positioning hole can be adjusted according to the intramedullary nails of different diameters. The position of the movable seat can be adjusted by the adjusting component. The positioning cylinder can be positioned after being rotated by the positioning component. The two ends of the intramedullary nail are respectively connected to the tapered positioning holes corresponding to the two positioning cylinders to achieve the purpose of clamping and positioning. The structure is reasonable and convenient for rapid adjustment, so that intramedullary nails of different diameters and lengths can be clamped and positioned, which greatly improves the practicality of clamping and reduces the production cost. Through the setting of the slide groove and the slider, it is convenient to realize the movement of the movable seat on the top of the base. Through the setting of the adjusting screw, it is convenient to realize the purpose of adjusting the position of the movable seat by rotating the adjusting screw. Through the setting of the rotating rod and the handle, it is convenient to realize the rotation of the rotating rod and the adjusting screw by grasping the handle, which greatly improves the convenience of rotating the adjusting screw. Through the setting of the arc slide rail 1 and the arc slide rail 2, it is convenient to realize the limited rotation of the positioning cylinder. Through the setting of the rotating handle, it is convenient to realize the rapid rotation of the positioning cylinder. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a schematic diagram of the structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the rotating rod of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the second arc-shaped slide rail of the utility model.

[0021] In the figure: 1. base; 2. moving seat; 3. positioning cylinder; 4. slide groove; 5. adjusting screw; 6. rotating rod; 7. arc slide rail 1; 8. annular groove; 9. support frame; 10. arc slide rail 2; 11. positioning screw; 12. rotating ring; 13. rotating handle; 14. conical positioning hole. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0023] Reference Figure 1-3A fixing fixture for fixing nail processing comprises a base 1 and two movable seats 2 symmetrically arranged on the top of the base 1, and adjustment components are arranged on both sides of the top of the base 1, and the adjustment ends of the two adjustment components are connected to the adjacent movable seats 2, and the movable seats 2 are slidably connected to the top of the base 1;

[0024] A circular groove 8 is provided on the top of the movable seat 2, and a positioning cylinder 3 is rotatably connected inside the circular groove 8. A plurality of conical positioning holes 14 with different diameters are provided on one side of the positioning cylinder 3 and along the circumferential direction of the positioning cylinder 3. A positioning component detachably connected to the side wall of the positioning cylinder 3 is provided on one side of the top of the movable seat 2. Specifically, through the arrangement of the two positioning cylinders 3, the positioning component and the adjustment component, the spacing between the two positioning cylinders 3 and the position of the conical positioning holes 14 can be adjusted according to the intramedullary nails of different diameters. The position of the movable seat 2 can be adjusted by the adjustment component, and the positioning cylinder 3 can be positioned after being rotated by the positioning component. The two ends of the intramedullary nail are respectively connected to the conical positioning holes 14 corresponding to the two positioning cylinders 3 to achieve the purpose of clamping and positioning. The structure is reasonable and convenient for rapid adjustment, so that the intramedullary nails of different diameters and lengths can be clamped and positioned, which greatly improves the practicability of clamping and reduces the production cost.

[0025] Furthermore, slide grooves 4 are provided on both sides of the interior of the base 1, and sliders slidably connected to the slide grooves 4 are fixedly connected to both sides of the movable seat 2. Specifically, through the setting of the slide grooves 4 and the sliders, it is convenient to realize the movement of the movable seat 2 on the top of the base 1.

[0026] Furthermore, the adjustment component includes an adjustment screw 5 with one end passing through the base 1 through a threaded sleeve, and one end of the adjustment screw 5 is rotatably connected to the side wall of the movable seat 2. Specifically, through the setting of the adjustment screw 5, it is convenient to adjust the position of the movable seat 2 by rotating the adjustment screw 5.

[0027] Furthermore, one end of the adjusting screw 5 away from the movable seat 2 is detachably connected to a rotating rod 6, and one side of the rotating rod 6 is rotatably connected to a handle. Specifically, through the arrangement of the rotating rod 6 and the handle, it is easy to drive the rotating rod 6 and the adjusting screw 5 to rotate by grasping the handle, which greatly improves the convenience of rotating the adjusting screw 5.

[0028] Furthermore, an arc-shaped slide rail 1 7 is connected to the bottom of the inner cavity of the annular groove 8, an arc-shaped slide rail 2 10 is arranged on the top of the arc-shaped slide rail 7, a rotating ring 12 is sleeved on the outer ring of the positioning cylinder 3, the rotating ring 12 is rotatably connected with the inner parts of the arc-shaped slide rail 1 7 and the arc-shaped slide rail 2 10, both sides of the arc-shaped slide rail 2 10 are connected to the top of the movable seat 2 through the support frame 9, the positioning assembly includes a positioning screw 11 vertically arranged at the top center of the arc-shaped slide rail 2 10, one end of the positioning screw 11 passes through the arc-shaped slide rail 2 10 through a threaded sleeve and is threadedly connected to the outer ring of the rotating ring 12. Specifically, through the arrangement of the arc-shaped slide rail 1 7 and the arc-shaped slide rail 2 10, it is convenient to realize the limited rotation of the positioning cylinder 3.

[0029] Furthermore, a rotating handle 13 is provided on one side of the positioning cylinder 3 , and one side of the rotating handle 13 is connected to one side of the positioning cylinder 3 through a plurality of connecting rods. Specifically, the setting of the rotating handle 13 facilitates the rapid rotation of the positioning cylinder 3 .

[0030] In summary, the spacing between the two positioning cylinders 3 and the position of the tapered positioning hole 14 can be adjusted according to the intramedullary nails of different diameters, the position of the movable seat 2 can be adjusted by the adjusting component, the positioning cylinder 3 can be positioned after rotation by the positioning component, and the two ends of the intramedullary nail are respectively connected to the tapered positioning holes 14 corresponding to the two positioning cylinders 3 to achieve the purpose of clamping and positioning. The structure is reasonable and easy to adjust quickly, so that intramedullary nails of different diameters and lengths can be clamped and positioned, which greatly improves the practicality of clamping and reduces the production cost. In this invention, through the setting of the slide groove 4 and the slider, it is convenient to realize the movement of the mobile seat 2 on the top of the base 1. Through the setting of the adjusting screw 5, it is convenient to adjust the position of the mobile seat 2 by rotating the adjusting screw 5. Through the setting of the rotating rod 6 and the handle, it is convenient to drive the rotating rod 6 and the adjusting screw 5 to rotate by grasping the handle, which greatly improves the convenience of rotating the adjusting screw 5. Through the setting of the arc slide rail 1 7 and the arc slide rail 2 10, it is convenient to realize the limited rotation of the positioning cylinder 3. Through the setting of the rotating handle 13, it is convenient to realize the rapid rotation of the positioning cylinder 3.

[0031] The above shows and describes the basic principle, main features and 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 the specification only describe the principles of the utility model. The utility model may be subject to various changes and improvements without departing from the spirit and scope of the utility model. These changes and improvements 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 fixing fixture for fixing nail processing, characterized in that: include: A base (1) and two movable seats (2) symmetrically arranged on the top of the base (1), wherein both sides of the top of the base (1) are provided with adjustment components, and the adjustment ends of the two adjustment components are connected to the adjacent movable seats (2), and the movable seats (2) are slidably connected to the top of the base (1); The top of the movable seat (2) is provided with an annular groove (8), the interior of the annular groove (8) is rotatably connected to a positioning cylinder (3), one side of the positioning cylinder (3) and along the circumferential direction of the positioning cylinder (3) are provided with a plurality of conical positioning holes (14) of different diameters, and one side of the top of the movable seat (2) is provided with a positioning component detachably connected to the side wall of the positioning cylinder (3).

2. A fixing fixture for fixing nail processing according to claim 1, characterized in that: Slide grooves (4) are provided on both sides of the interior of the base (1), and sliding blocks slidably connected to the slide grooves (4) are fixedly connected to both sides of the movable seat (2).

3. A fixing fixture for fixing nail processing according to claim 2, characterized in that: The adjustment component comprises an adjustment screw (5) having one end which passes through the base (1) through a screw sleeve, and one end of the adjustment screw (5) is rotatably connected to the side wall of the movable seat (2).

4. A fixing fixture for fixing nail processing according to claim 3, characterized in that: One end of the adjusting screw rod (5) away from the movable seat (2) is detachably connected to a rotating rod (6), and one side of the rotating rod (6) is rotatably connected to a handle.

5. A fixing fixture for fixing nail processing according to claim 1, characterized in that: The bottom of the inner cavity of the annular groove (8) is connected to an arc-shaped slide rail 1 (7), and the top of the arc-shaped slide rail 1 (7) is provided with an arc-shaped slide rail 2 (10). The outer ring of the positioning cylinder (3) is sleeved with a rotating ring (12), and the rotating ring (12) is adapted to rotate with the inside of the arc-shaped slide rail 1 (7) and the arc-shaped slide rail 2 (10). Both sides of the arc-shaped slide rail 2 (10) are connected to the top of the movable seat (2) through a support frame (9). The positioning component includes a positioning screw (11) vertically arranged at the center of the top of the arc-shaped slide rail 2 (10), and one end of the positioning screw (11) passes through the arc-shaped slide rail 2 (10) through a screw sleeve and is threadedly connected to the outer ring of the rotating ring (12).

6. A fixing fixture for fixing nail processing according to claim 5, characterized in that: A rotating handle (13) is provided on one side of the positioning cylinder (3), and one side of the rotating handle (13) is connected to one side of the positioning cylinder (3) via a plurality of connecting rods.

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