CN215921132U

CN215921132U - Injection mold for nail pushing sheet for disposable linear anastomat

Info

Publication number: CN215921132U
Application number: CN202121673841.0U
Authority: CN
Inventors: 陈旭; 张小宝; 丁晓芳
Original assignee: Jiangsu Shangzhi Medical Instrument Co ltd
Current assignee: Jiangsu Shangzhi Medical Instrument Co ltd
Priority date: 2021-07-21
Filing date: 2021-07-21
Publication date: 2022-03-01
Anticipated expiration: 2031-07-21

Abstract

The utility model relates to an injection mold for a nail pushing sheet for a disposable linear anastomat, which comprises a top plate, a stripper plate, a female template, a female mold core, a male template, square iron and a bottom plate which are arranged from top to bottom in sequence; square irons are arranged on the bottom plate, a bottom needle plate is fixed between the square irons, and a first surface needle plate and a second surface needle plate are arranged at the upper end of the bottom needle plate; a male template is fixed at the upper end of the square iron, a male mold core is embedded in the middle of the upper end of the male template, a first movable mold insert is embedded in the middle of the male mold core, and a second movable mold insert is arranged in the middle of the first movable mold insert in a penetrating manner; the female template is arranged on the upper part of the male template, the female die core is embedded in the middle of the lower end surface of the female template, the first fixed die insert is embedded in the middle of the female die core, and the second fixed die insert and the third fixed die insert are also arranged on the upper part of the first fixed die insert; the locating ring is worn to establish in the roof middle part, and the locating ring tip communicates with inside cavity of moulding plastics. The injection mold for the nail pushing sheet for the disposable linear anastomat is good in production quality and high in production efficiency.

Description

Injection mold for nail pushing sheet for disposable linear anastomat

Technical Field

The utility model relates to the technical field of medical facilities, in particular to an injection mold for a nail pushing sheet for a disposable linear anastomat.

Background

With the continuous progress of society, the medical industry has been rapidly developed. In the medical industry, a variety of different medical facilities are frequently used, in which a staple pusher is an important component. The nail pushing sheet is a tool for pushing the surgical nail. The existing mold for processing the nail pushing sheet is complex in structure, and the phenomenon of sticking a shell and a mucosa often occurs in the actual production and processing process, so that the overall production and processing quality and the production and processing efficiency are greatly influenced.

Disclosure of Invention

The technical problem to be solved by the utility model is as follows: in order to solve the problems existing in the background technology, the injection mold for the nail pushing sheet for the disposable linear type anastomat is provided, the injection mold is simple in structure, good in production quality and high in production efficiency, can ensure stable and rapid production of the nail pushing sheet, and is convenient to widely popularize and use.

The technical scheme adopted by the utility model for solving the technical problems is as follows: an injection mold for a nail pushing sheet for a disposable linear anastomat comprises a top plate, a stripper plate, a female template, a female mold core, a male template, square iron and a bottom plate which are sequentially arranged from top to bottom; square irons are fixedly arranged on two sides of the bottom plate, a bottom needle plate is fixedly arranged on the bottom plate between the square irons, and a first surface needle plate and a second surface needle plate are sequentially and fixedly arranged at the upper end of the bottom needle plate; a male template is fixed at the upper end of the square iron, a male mold core is embedded in the middle of the upper end of the male template, a first movable mold insert is embedded in the middle of the male mold core, and a second movable mold insert is arranged in the middle of the first movable mold insert in a penetrating manner; the female die plate is arranged at the upper part of the male die plate, the female die core is embedded in the middle of the lower end surface of the female die plate, a first fixed die insert is embedded in the middle of the female die core, a second fixed die insert and a third fixed die insert are further arranged in the female die core at the upper part of the first fixed die insert, and the second fixed die insert surrounds the outer side of the third fixed die insert; the middle part of the top plate is penetrated with a positioning ring, and the end part of the positioning ring is communicated with the internal injection molding cavity through a sprue.

Further, in the above technical solution, a reset rod is further vertically disposed between the second needle plate and the male mold plate.

Further, in the above technical solution, the return rod is further sleeved with a spring.

Further, in the above technical solution, the middle part of the bottom plate is also vertically inserted with an ejection block, and one end of the ejection block sequentially penetrates through the bottom plate, the bottom needle plate and the first face needle plate and then contacts with the bottom end face of the second face needle plate.

Further, in the above technical solution, the four corners of the male mold plate and the four corners of the female mold plate are movably inserted through the guide posts.

Further, in the above technical solution, the middle of the stripper plate is located outside the sprue and is further sleeved with a fourth fixed mold insert.

Further, in the above technical solution, pull rods are vertically arranged on both sides of the male template and both sides of the female template, waist-shaped adjusting holes are formed in the pull rods, and the male template and the female template are respectively inserted into the waist-shaped adjusting holes through bolts.

The utility model has the beneficial effects that: the injection mold for the nail pushing sheet for the disposable linear anastomat, provided by the utility model, has the advantages of simple structure, good production quality and high production efficiency, can ensure stable and rapid production of the nail pushing sheet, and is convenient for wide popularization and use.

Drawings

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the structure of FIG. 1;

fig. 3 is a schematic diagram of the exploded structure of fig. 1.

The reference numbers in the drawings are: 1. the mould comprises a top plate, 2, a stripper plate, 3, a female mould plate, 4, a female mould core, 5, a male mould core, 6, a male mould plate, 7, square iron, 8, a bottom plate, 9, a bottom needle plate, 10, a first surface needle plate, 11, a second surface needle plate, 12, a first movable mould insert, 13, a second movable mould insert, 14, a first fixed mould insert, 15, a second fixed mould insert, 16, a third fixed mould insert, 17, a positioning ring, 18, a sprue, 19, a reset rod, 20, a spring, 21, an ejection block, 22, a guide pillar, 23, a fourth fixed mould insert, 24, a pull rod, 25, a kidney-shaped adjusting hole, 26, a bolt, 27 and a discharging spring.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

In this application, still set up discharge spring 27 between stripper plate 2 and the die block 3, discharge spring 27 embedding sets up on die block 3.

Referring to fig. 1, 2 and 3, an injection mold for a nail-pushing sheet for a disposable linear stapler is shown, and comprises a top plate 1, a stripper plate 2, a female template 3, a female mold core 4, a male mold core 5, a male template 6, square iron 7 and a bottom plate 8 which are arranged from top to bottom in sequence; square irons 7 are fixedly arranged on two sides of the bottom plate 8, a bottom needle plate 9 is fixedly arranged on the bottom plate 8 between the square irons 7, and a first surface needle plate 10 and a second surface needle plate 11 are fixedly arranged at the upper end of the bottom needle plate 9 in sequence; a male template 6 is fixed at the upper end of the square iron 7, a male mold core 5 is embedded in the middle of the upper end of the male template 6, a first movable mold insert 12 is embedded in the middle of the male mold core 5, and a second movable mold insert 13 is arranged in the middle of the first movable mold insert 12 in a penetrating manner; the female template 3 is arranged on the upper part of the male template 6, the female die core 4 is embedded in the middle of the lower end surface of the female template 3, the first fixed die insert 14 is embedded in the middle of the female die core 4, the second fixed die insert 15 and the third fixed die insert 16 are also arranged in the female die core 4 on the upper part of the first fixed die insert 14, and the second fixed die insert 15 surrounds the outer side of the third fixed die insert 16; a positioning ring 17 is arranged in the middle of the top plate 1 in a penetrating way, and the end part of the positioning ring 17 is communicated with the inner injection molding cavity through a sprue 18.

And a reset rod 19 is also vertically arranged between the second surface needle plate 11 and the male template 6. The return rod 19 is also sleeved with a spring 20. An ejection block 21 is also vertically inserted in the middle of the bottom plate 8, and one end of the ejection block 21 sequentially penetrates through the bottom plate 8, the bottom needle plate 9 and the first face needle plate 10 and then contacts with the bottom end face of the second face needle plate 11. The four corners of the male template 6 and the four corners of the female template 3 are movably penetrated through by guide posts 22. The middle part of the stripper plate 2 is positioned outside the sprue 18 and is also sleeved with a fourth fixed mold insert 23. The two sides of the male template 6 and the two sides of the female template 3 are both vertically provided with pull rods 24, waist-shaped adjusting holes 25 are formed in the pull rods 24, and the male template 6 and the female template 3 are respectively arranged in the waist-shaped adjusting holes 25 in a penetrating mode through bolts 26.

The operation principle of the injection mold for the nail pushing sheet for the disposable linear anastomat is as follows:

firstly, an operator needs to fixedly arrange a mold on an injection molding machine, then the male mold plate 6 and the female mold plate 3 are closed through the operation of a stroke arm, and after the closing, an injection molding head of the injection molding machine is jacked into a positioning ring 17 for injection molding; in the injection molding process, the ejector pin sheet can be subjected to injection molding through the matching of the first movable mold insert 12, the second movable mold insert 13, the first fixed mold insert 14, the second fixed mold insert 15 and the third fixed mold insert 16, and after the injection molding is completed, the female mold plate 3 pushes the material through the stripper plate 2 in the upward moving process, so that the ejector pin sheet can be rapidly unloaded, the processing quality is guaranteed, and the overall production and processing efficiency is improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. Disposable linear type is injection mold for anastomat ejector pin piece, its characterized in that: the core plate comprises a top plate, a stripper plate, a female template, a female mold core, a male template, square iron and a bottom plate which are arranged in sequence from top to bottom; square irons are fixedly arranged on two sides of the bottom plate, a bottom needle plate is fixedly arranged on the bottom plate between the square irons, and a first surface needle plate and a second surface needle plate are sequentially and fixedly arranged at the upper end of the bottom needle plate; a male template is fixed at the upper end of the square iron, a male mold core is embedded in the middle of the upper end of the male template, a first movable mold insert is embedded in the middle of the male mold core, and a second movable mold insert is arranged in the middle of the first movable mold insert in a penetrating manner; the female die plate is arranged at the upper part of the male die plate, the female die core is embedded in the middle of the lower end surface of the female die plate, a first fixed die insert is embedded in the middle of the female die core, a second fixed die insert and a third fixed die insert are further arranged in the female die core at the upper part of the first fixed die insert, and the second fixed die insert surrounds the outer side of the third fixed die insert; the middle part of the top plate is penetrated with a positioning ring, and the end part of the positioning ring is communicated with the internal injection molding cavity through a sprue.

2. The injection mold for the nail-pushing sheet for the disposable linear anastomat of claim 1, which is characterized in that: and a reset rod is also vertically arranged between the second surface needle plate and the male template.

3. The injection mold for the nail-pushing sheet for the disposable linear anastomat as claimed in claim 2, wherein: the reset rod is sleeved with a spring.

4. The injection mold for the nail-pushing sheet for the disposable linear anastomat of claim 1, which is characterized in that: the middle part of the bottom plate is also vertically inserted with an ejection block, and one end of the ejection block sequentially penetrates through the bottom plate, the bottom needle plate and the first face needle plate and then is contacted with the bottom end face of the second face needle plate.

5. The injection mold for the nail-pushing sheet for the disposable linear anastomat of claim 1, which is characterized in that: the four corners of the male template and the four corners of the female template are movably penetrated through by guide posts.

6. The injection mold for the nail-pushing sheet for the disposable linear anastomat of claim 1, which is characterized in that: the middle part of the stripper plate is positioned on the outer side of the sprue and is also sleeved with a fourth fixed die insert.

7. The injection mold for the nail-pushing sheet for the disposable linear anastomat of claim 1, which is characterized in that: the two sides of the male template and the two sides of the female template are both vertically provided with pull rods, waist-shaped adjusting holes are formed in the pull rods, and the male template and the female template are respectively arranged in the waist-shaped adjusting holes in a penetrating mode through bolts.