CN220992655U

CN220992655U - High-efficient intramedullary nail mould of bending

Info

Publication number: CN220992655U
Application number: CN202322476387.5U
Authority: CN
Inventors: 宋桃香; 张伏涛; 张金矿; 张宇博; 张玲
Original assignee: Changzhou Zhaohe Precision Machinery Co ltd
Current assignee: Changzhou Zhaohe Precision Machinery Co ltd
Priority date: 2023-09-12
Filing date: 2023-09-12
Publication date: 2024-05-24
Anticipated expiration: 2033-09-12

Abstract

The utility model relates to the technical field of intramedullary nail processing, in particular to a high-efficiency intramedullary nail bending die, wherein the bottom of an upper die holder is connected with a plurality of guide sleeves, the guide sleeves are movably sleeved with guide posts, the lower ends of the guide posts are fixed on a lower die holder, the bottom of the upper die holder is connected with an upper die plate by a male die base plate, and the upper die plate is arranged at the position among the guide sleeves; the bottom of the upper template is connected with a male die; the male die and the female die are matched, the female die is arranged in a female base plate, and the female base plate is arranged on the lower die holder; the concave backing plate is also provided with a positioning seat, and a plurality of placing grooves are formed in the positioning seat; the upper portion of positioning seat is equipped with the point locating piece, the point locating piece sets up in one side of standing groove. Different placing grooves can be selected according to different diameters and lengths of the intramedullary nail, positioning seats and point positioning blocks at different positions are adjusted, the intramedullary nail is formed by one-time bending, and the point positioning blocks are utilized to realize the position positioning during bending, so that the position is stable during bending, correction is not needed, and the repair rate is reduced.

Description

High-efficient intramedullary nail mould of bending

Technical Field

The utility model relates to the technical field of intramedullary nail processing, in particular to a high-efficiency intramedullary nail bending die.

Background

At present, the intramedullary nail is required to be corrected after being bent, and the bending is unstable due to no positioning in the bending process, so that the repair rate is high.

Disclosure of utility model

The utility model aims to overcome the defects and shortcomings of the prior art, and provides a high-efficiency intramedullary nail bending die which can effectively solve the defects.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the die comprises an upper die holder, wherein the bottom of the upper die holder is connected with a plurality of guide sleeves, the guide sleeves are movably sleeved with guide posts, the lower ends of the guide posts are fixed on a lower die holder, the bottom of the upper die holder is connected with an upper die plate by a male die base plate, and the upper die plate is arranged at the position among the guide sleeves; the bottom of the upper template is connected with a male die; the male die and the female die are matched, the female die is arranged in a female base plate, and the female base plate is arranged on the lower die holder; the concave backing plate is also provided with a positioning seat, and a plurality of placing grooves are formed in the positioning seat; the upper portion of positioning seat is equipped with the point locating piece, the point locating piece sets up in one side of standing groove.

Preferably, the inner diameters of the placement grooves are all different.

Preferably, a bushing is arranged between the guide sleeve and the guide post.

Preferably, the point positioning block is detachably connected to the positioning seat by means of a screw.

Preferably, the positioning seat is detachably connected to the concave backing plate by a screw.

Preferably, a limited height block is fixed on one side of the bottom of the upper template.

Preferably, a spring is fixed on the other side of the bottom of the upper template.

Preferably, equal-height elevating blocks are symmetrically fixed on the front and back of the upper part of the concave backing plate, and the height limiting blocks and the springs are respectively arranged corresponding to the two equal-height elevating blocks.

Compared with the prior art, the utility model has the beneficial effects that: the utility model provides a high-efficiency intramedullary nail bending die, which can select different placing grooves according to different diameters and lengths of intramedullary nails, adjust positioning seats and point positioning blocks at different positions, bend and mold at one time, and realize the position positioning during bending by using the point positioning blocks, so that the position is stable during bending, correction is not needed, and the repair rate is reduced.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a front view of the present utility model.

Fig. 3 is a right side view of fig. 2.

Reference numerals illustrate:

The intramedullary nail comprises a female die 1, an intramedullary nail 2, a positioning seat 3, a placing groove 3-1, a point positioning block 4, a lower die holder 5, a female backing plate 6, an equal-height backing block 7, an upper die plate 8, a male die 9, a male die backing plate 10, an upper die holder 11, a height limiting block 12, a bushing 13, a guide post 14, a guide sleeve 15 and a spring 16.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, in which preferred embodiments in the description are given by way of example only, and all other embodiments obtained by those skilled in the art without making any inventive effort are within the scope of protection of the present utility model.

As shown in fig. 1 to 3, the present embodiment adopts the following technical scheme: the die comprises an upper die holder 11, wherein the bottom of the upper die holder 11 is connected with a plurality of guide sleeves 15, guide sleeves 15 are movably sleeved with guide posts 14, a bushing 13 is arranged between each guide sleeve 15 and each guide post 14, the lower end of each guide post 14 is fixed on a lower die holder 5, the bottom of the upper die holder 11 is connected with an upper die plate 8 by a male die base plate 10, and the upper die plate 8 is arranged at the position among the guide sleeves 15; the bottom of the upper template 8 is connected with a male die 9; the male die 9 is matched with the female die 1, the female die 1 is arranged in the female base plate 6, and the female base plate 6 is arranged on the lower die holder 5; the concave backing plate 6 is detachably connected with a positioning seat 3 by using screws, a plurality of placing grooves 3-1 are formed in the positioning seat 3, and the inner diameters and the lengths of the placing grooves 3-1 are different; the upper part of the positioning seat 3 is detachably connected with a point positioning block 4 by using a screw, one end of the left side surface of the point positioning block 4 is provided with a positioning point which is matched and clamped with a groove at the end part of the intramedullary nail 2, and the point positioning block 4 is arranged at one side of the placing groove 3-1; a limited height block 12 is fixed on one side of the bottom of the upper template 8, and a spring 16 is fixed on the other side of the bottom of the upper template 8; the upper part of the concave backing plate 6 is symmetrically fixed with equal-height elevating blocks 7 in front and back, and the height limiting blocks 12 and the springs 16 are respectively arranged corresponding to the two equal-height elevating blocks 7.

When the utility model is used, the mould is arranged on a press machine, then the left and right positions of the positioning seat 3 on the concave backing plate 6 are adjusted according to intramedullary nails with different lengths, the intramedullary nail 2 needing bending can be placed in the placing groove 3-1 with the corresponding diameter, the left and right positions of the point positioning seat 4 are adjusted, the positioning point on the point positioning seat 4 is clamped with the groove at the end part of the intramedullary nail 2, the point positioning seat 4 is fixed by using a screw, then the press machine can be pressed down, the upper mould seat 11 is driven to descend, and the male mould 9 is driven to be pressed down to be matched with the female mould 1, so that the intramedullary nail 2 is bent.

After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:

1. By utilizing the positioning seats and the point positioning blocks with different inner diameters and being matched with adjustable, different placing grooves can be selected according to different diameters and lengths of the intramedullary nail, and simultaneously, one-time bending forming is carried out, so that the bending requirements of different positions of the intramedullary nails of various types are met;

2. The point positioning block is utilized to realize the position positioning during bending, so that the position is stable during bending, correction is not needed, and the repair rate is reduced.

It should be understood that those skilled in the art can make modifications to the technical solutions described in the foregoing embodiments and equivalent substitutions of some technical features, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A high-efficient intramedullary nail mould of bending, its characterized in that: the die comprises an upper die holder (11), wherein the bottom of the upper die holder (11) is connected with a plurality of guide sleeves (15), the guide sleeves (15) are movably sleeved with guide columns (14), the lower ends of the guide columns (14) are fixed on a lower die holder (5), the bottom of the upper die holder (11) is connected with an upper die plate (8) by a male die base plate (10), and the upper die plate (8) is arranged at the position among the guide sleeves (15); the bottom of the upper template (8) is connected with a male die (9); the male die (9) is matched with the female die (1), the female die (1) is arranged in a female base plate (6), and the female base plate (6) is arranged on the lower die holder (5); a positioning seat (3) is further arranged on the concave base plate (6), and a plurality of placing grooves (3-1) are formed in the positioning seat (3); the upper portion of positioning seat (3) is equipped with some locating block (4), some locating block (4) set up in one side of standing groove (3-1).

2. The efficient intramedullary nail bending die of claim 1, wherein: the inner diameters of the placing grooves (3-1) are different.

3. The efficient intramedullary nail bending die of claim 1, wherein: a bushing (13) is arranged between the guide sleeve (15) and the guide post (14).

4. The efficient intramedullary nail bending die of claim 1, wherein: the point positioning block (4) is detachably connected to the positioning seat (3) by a screw.

5. The efficient intramedullary nail bending die of claim 4, wherein: the positioning seat (3) is detachably connected to the concave base plate (6) by using screws.

6. The efficient intramedullary nail bending die of claim 1, wherein: a limited height block (12) is fixed on one side of the bottom of the upper template (8).

7. The efficient intramedullary nail bending die of claim 6, wherein: and a spring (16) is fixed on the other side of the bottom of the upper template (8).

8. The efficient intramedullary nail bending die of claim 7, wherein: equal-height elevating blocks (7) are symmetrically fixed on the front and back of the upper part of the concave backing plate (6), and the height limiting blocks (12) and the springs (16) are respectively arranged corresponding to the two equal-height elevating blocks (7).