CN216400396U

CN216400396U - Medical instrument part forming die

Info

Publication number: CN216400396U
Application number: CN202123158507.4U
Authority: CN
Inventors: 孙尤辉; 张益亮
Original assignee: Jiangsu Tenghui Mechanical Equipment Co ltd
Current assignee: Jiangsu Tenghui Mechanical Equipment Co ltd
Priority date: 2021-12-15
Filing date: 2021-12-15
Publication date: 2022-04-29
Anticipated expiration: 2031-12-15

Abstract

The utility model discloses a medical instrument part forming die, which relates to the technical field of die forming and comprises a base, wherein a containing cavity is formed in the upper surface of the base, a lower die is placed in the containing cavity, a plurality of injection molding openings are formed in the lower die, a plurality of injection molding pipelines communicated with the injection molding openings are arranged in the containing cavity, a plurality of buffering devices for buffering the lower die are fixedly connected to the inner wall of the bottom of the containing cavity, each injection molding pipeline comprises a connecting pipeline, one end of each connecting pipeline extends into the containing cavity and is fixedly connected with an elastic pipeline, and the end of each elastic pipeline is fixedly connected with a quick connector A.

Description

Medical instrument part forming die

Technical Field

The utility model relates to the technical field of mold forming, in particular to a forming mold for medical instrument parts.

Background

The mould, used in the industrial production to get various moulds and tools of the required products by injection moulding, blow moulding, extrusion, die casting or forging forming, smelting, stamping, etc., it mainly realizes the processing of the appearance of the article through the change of the physical state of the formed material;

most of the parts of the medical apparatus are plastic parts, such as: syringes, which are produced during their manufacture, typically by injection molding;

however, when the existing injector is produced and injected, only one or two injection molding ports are basically arranged, the length of the injector is long, and the temperature difference between early injection and later injection is large due to too few injection molding ports, so that the product quality is influenced; and the lower die is pressed when the upper die is pressed down, and the lower die is not provided with an avoiding device, so that the die is easily damaged when the pressure is overlarge.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a medical instrument part forming die, which aims to solve the problems that when the existing injector is used for injection molding, only one or two injection molding ports are basically arranged, the length of the injector is long, and the temperature difference between early injection and later injection is large due to too few injection molding ports, so that the product quality is influenced; and the lower die is pressed when the upper die is pressed down, and the lower die is not provided with an avoiding device, so that the die is easy to damage when the pressure is overlarge.

In order to achieve the above purpose, the utility model provides the following technical scheme: the base is included, the upper surface of base has been seted up and has been held the chamber, it has placed the bed die to hold the intracavity, set up a plurality of mouths of moulding plastics in the bed die, it is provided with a plurality of pipelines of moulding plastics that communicate with the mouth of moulding plastics to hold the intracavity, the inner wall fixedly connected with that holds the chamber bottom is a plurality of buffer to the bed die buffering.

Preferably, the pipeline of moulding plastics includes the connecting tube, the one end of connecting tube extends into and holds the intracavity, the connecting tube extends into and holds intracavity one end fixedly connected with elasticity pipeline, the tip fixedly connected with quick-operation joint A of elasticity pipeline.

Preferably, the bottom side of the lower mold is fixedly connected with a plurality of quick connectors B communicated with the injection molding port.

Preferably, buffer includes the dead lever, the top of dead lever is provided with one end and extends into the dead lever and rather than sliding connection's carriage release lever, the top fixedly connected with of carriage release lever and the rubber pad of bed die conflict.

Preferably, a first spring is arranged in the fixed rod, and two ends of the first spring are respectively and fixedly connected with the fixed rod and the movable rod.

Preferably, the inner wall that holds the chamber side is provided with the stop device who contradicts the bed die, stop device is including sliding the T-shaped piece that extends into in the base, hold the chamber and seted up with T-shaped piece assorted T-shaped groove, the T-shaped inslot is provided with the second spring, the both ends of second spring respectively with T-shaped groove, T-shaped piece fixed connection.

Compared with the prior art, the forming die for the medical instrument part, provided by the utility model, is provided with the plurality of injection molding openings through the lower die, and the injection molding pipeline is connected with the injection molding openings through the quick connector A and the quick connector B, so that porous injection molding can be conveniently carried out;

through being provided with buffer between bed die and the base for when going up the mould and pushing down, press and move buffer and cushion the bed die, make to carry out convenient buffering to the pressure that can be to between the mould.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

FIG. 1 is a schematic diagram of an overall structure provided in an embodiment of the present invention;

FIG. 2 is a schematic diagram of an internal structure of a base according to an embodiment of the present invention;

FIG. 3 is a schematic cross-sectional view of a base structure provided in an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a lower mold according to an embodiment of the present invention;

fig. 5 is a schematic bottom view of a lower mold according to an embodiment of the present invention.

Description of reference numerals: 1. a base; 11. an accommodating chamber; 12. a T-shaped slot; 2. a lower die; 21. an injection molding port; 22. a quick connector B; 3. injecting a pipeline; 31. connecting a pipeline; 32. an elastic conduit; 33. a quick coupling A; 4. a buffer device; 41. a rubber pad; 42. a travel bar; 43. a first spring; 5. a limiting device; 51. a wedge block; 52. a T-shaped block; 53. a second spring.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

Referring to fig. 1-5, a medical device part forming mold provided in an embodiment of the present invention includes a base 1, a receiving cavity 11 is formed on an upper surface of the base 1, a lower mold 2 is placed in the receiving cavity 11, a plurality of injection ports 21 are formed in the lower mold 2, a plurality of injection pipes 3 communicated with the injection ports 21 are disposed in the receiving cavity 11, and a plurality of buffer devices 4 for buffering the lower mold 2 are fixedly connected to an inner wall of a bottom of the receiving cavity 11.

Pipeline 3 moulds plastics includes connecting tube 31, and in connecting tube 31's one end extended into and held chamber 11, connecting tube 31 extended into and held chamber 11 in one end fixed connection elastic conduit 32, elastic conduit 32's tip fixedly connected with quick-operation joint A33.

A plurality of quick-coupling B22 communicating with the injection port 21 are fixedly coupled to the bottom side of the lower mold 2.

The buffer device 4 comprises a fixed rod, a movable rod 42 with one end extending into the fixed rod and slidably connected with the fixed rod is arranged at the top end of the fixed rod, and a rubber pad 41 abutting against the lower die 2 is fixedly connected to the top end of the movable rod 42.

A first spring 43 is arranged in the fixed rod, and two ends of the first spring 43 are respectively fixedly connected with the fixed rod and the movable rod 42.

The inner wall that holds the chamber 11 side is provided with stop device 5 of contradicting to bed die 2, and stop device 5 includes the T-shaped piece 52 that slides and extend into in the base 1, holds chamber 11 and offers and T-shaped piece 52 assorted T-shaped groove 12, is provided with second spring 53 in the T-shaped groove 12, the both ends of second spring 53 respectively with T-shaped groove 12, T-shaped piece 52 fixed connection, the tip fixedly connected with of T-shaped piece 52 and the wedge 51 of bed die 2 contradicting.

When the mold is used, the quick connector A33 and the quick connector B22 are connected, and then the lower mold 2 is placed into the accommodating cavity 11.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.

Claims

1. A medical apparatus part forming die is characterized by comprising a base (1);

an accommodating cavity (11) is formed in the upper surface of the base (1), and a lower die (2) is placed in the accommodating cavity (11);

a plurality of injection molding openings (21) are formed in the lower die (2), and a plurality of injection molding pipelines (3) communicated with the injection molding openings (21) are arranged in the accommodating cavity (11);

the inner wall of the bottom of the accommodating cavity (11) is fixedly connected with a plurality of buffer devices (4) for buffering the lower die (2).

2. The medical apparatus part forming mold as claimed in claim 1, wherein the injection molding pipe (3) comprises a connecting pipe (31), one end of the connecting pipe (31) extends into the accommodating cavity (11), an elastic pipe (32) is fixedly connected to the end of the elastic pipe (32), and a quick connector A (33) is fixedly connected to the end of the elastic pipe (32).

3. The medical device part forming mold according to claim 1, wherein a plurality of quick connectors B (22) communicating with the injection port (21) are fixedly connected to a bottom side of the lower mold (2).

4. The medical device part forming die as claimed in claim 2, wherein the buffer device (4) comprises a fixed rod, the top end of the fixed rod is provided with a movable rod (42) with one end extending into the fixed rod and slidably connected with the fixed rod, and the top end of the movable rod (42) is fixedly connected with a rubber pad (41) which is abutted against the lower die (2).

5. The medical device part forming die as claimed in claim 4, wherein a first spring (43) is disposed in the fixed rod, and both ends of the first spring (43) are fixedly connected to the fixed rod and the movable rod (42), respectively.

6. The medical apparatus part forming die according to claim 1, wherein a limiting device (5) abutting against the lower die (2) is arranged on the inner wall of the side edge of the accommodating cavity (11), the limiting device (5) comprises a T-shaped block (52) extending into the base (1) in a sliding manner, a T-shaped groove (12) matched with the T-shaped block (52) is formed in the accommodating cavity (11), a second spring (53) is arranged in the T-shaped groove (12), and two ends of the second spring (53) are fixedly connected with the T-shaped groove (12) and the T-shaped block (52) respectively.