CN217373261U

CN217373261U - Injection molding mold for medical extraction plate

Info

Publication number: CN217373261U
Application number: CN202220961130.1U
Authority: CN
Inventors: 胡国新
Original assignee: Huizhou Likoda Plastic Mould Co ltd
Current assignee: Huizhou Likoda Plastic Mould Co ltd
Priority date: 2022-04-24
Filing date: 2022-04-24
Publication date: 2022-09-06
Anticipated expiration: 2032-04-24

Abstract

The utility model relates to the technical field of injection molds, and discloses an injection molding mold of a medical extraction plate, which comprises a lower mold base, an upper mold base, and a lower mold and an upper mold which are respectively arranged at the top of the lower mold base and the bottom of the upper mold base, wherein a cavity is formed between the lower mold and the upper mold, an injection molding pouring gate communicated with the cavity is arranged in the upper die, an anti-overflow grouting mechanism is arranged above the upper die base, and the anti-overflow grouting mechanism comprises a buffer cylinder arranged in the middle of the top end of the upper die base and a pouring gate arranged at the top end of the buffer cylinder, the anti-overflow grouting mechanism can temporarily store the slurry, thereby realizing the buffering of the slurry, effectively preventing the excessive slurry from being rapidly injected and overflowing from the sprue, the waste of slurry is avoided, the utilization rate of resources is greatly improved, the processing cost of the medical extraction plate is saved, and the production benefit of the medical extraction plate is increased.

Description

Injection molding mold for medical extraction plate

Technical Field

The utility model belongs to the technical field of injection mold, concretely relates to medical injection mold who draws board.

Background

Injection molding, also known as injection molding, is a method of molding by injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation of operation, various colors, various shapes from simple to complex, small sizes, accurate product size, easy replacement of products, capability of forming products with complex shapes, and suitability for the molding processing fields of mass production, products with complex shapes and the like. In the production and processing process of the medical extraction plate, an injection mold is usually adopted for injection molding processing, so that high-efficiency and high-quality processing of the medical extraction plate is realized, and the medical extraction plate is favorably used.

But the injection moulding mould of the medical board that draws of current can not save thick liquids for a short time, can not realize the buffering of thick liquids, too much can't lead to the thick liquids to spill over by the runner when annotating into fast, thereby cause the waste of thick liquids, the processing cost who saves the medical board that draws has increased, in addition, can not realize injection mould's quick compound die and drawing of patterns, lead to the inefficiency of injection mould compound die and drawing of patterns, be not convenient for medical injection moulding who draws the board, and can not realize taking out fast of medical board injection molding, influence the high-efficient processing of medical board that draws.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a medical injection moulding mould who draws board to solve the buffering that can not realize thick liquids that provides in the above-mentioned background art, too much can't annotate fast and lead to thick liquids to spill over by the runner easily when advancing, cause the waste of thick liquids, can not realize injection mould's quick compound die and drawing of patterns in addition, be not convenient for the medical injection moulding who draws the board, and can not realize the medical problem of drawing the board injection molding and taking out fast.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a medical injection moulding mould who draws board, includes die holder, upper die base and installs respectively in the lower mould and the last mould of die holder top and upper die base bottom, be formed with the die cavity between lower mould and the last mould, and go up the inside of mould and set up the runner of moulding plastics with the die cavity intercommunication, the top of upper die base is equipped with anti-overflow pulp injection mechanism, and anti-overflow pulp injection mechanism including install in the middle buffer tube in upper die base top and locate the runner on buffer tube top, the feed inlet with its and runner intercommunication is seted up on the top of buffer tube, and the buffer tube with mould plastics and water the intercommunication.

Preferably, the anti-overflow grouting mechanism further comprises a flow guide assembly, the flow guide assembly comprises two material guide blocks symmetrically installed on two sides of the bottom inside the buffer cylinder, and the upper surfaces of the two material guide blocks are obliquely cut to form an inclined part.

Preferably, still include joint installation mechanism, joint installation mechanism is including installing in the second connecting plate and the first connecting plate of lower mould and last mould one end both sides symmetrically respectively, two the one end of first connecting plate is all protruding downwards to be formed with the joint strip, and the equal symmetry in one side of two joint strips is pegged graft and is had spacing bolt, two the top of second connecting plate all inwards caves in and is formed with the joint groove, and two joint grooves and two joint strip one-to-one.

Preferably, joint installation mechanism still includes spacing subassembly, spacing subassembly is including installing in the stopper of joint inslot wall both sides and seting up the spacing groove in joint strip outer wall both sides, spacing groove and stopper phase-match.

Preferably, joint installation mechanism still includes locating component, locating component includes that the symmetry is installed in the locating piece of second connecting plate top one side and is seted up the constant head tank in first connecting plate bottom, the constant head tank is corresponding with the locating piece.

Preferably, the upper die is further provided with a heat insulation layer inside, and the heat insulation layer wraps the outside of the injection molding pouring gate.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses an anti-overflow slip casting mechanism can be with the thick liquids transient storage to realize the buffering of thick liquids, prevented effectively that slip casting is too much can't be poured fast and then overflow by the runner, in order to avoid the waste of thick liquids, great improvement the utilization ratio of resource, help saving the processing cost of medical extraction board, increase the productivity effect of medical extraction board;

simultaneously, can carry out the water conservancy diversion with thick liquids through the water conservancy diversion subassembly for during thick liquids arrange into to mould plastics fast and water, thereby realize that thick liquids in the buffer cylinder arrange into to mould plastics in watering totally, can prevent that thick liquids from remaining in the buffer cylinder and leading to moulding plastics to water and block up, help realizing the quick flow of thick liquids, so that the injection moulding of medical extraction board.

(2) The utility model discloses a joint installation mechanism can realize injection mold's quick compound die and drawing of patterns, has improved the efficiency of injection mold compound die and drawing of patterns effectively to in medical injection-molded of drawing the board, and can realize that medical quick taking out of drawing the board injection molding helps realizing the medical high-efficient processing of drawing the board.

Drawings

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

fig. 2 is a front view of the present invention;

fig. 3 is a top view of a second connecting plate according to the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 1;

in the figure: 1. a lower die holder; 2. a lower die; 3. a cavity; 4. an upper die; 5. an upper die holder; 6. an anti-overflow grouting mechanism; 61. a gate; 62. a buffer cylinder; 63. a feed inlet; 64. a material guide block; 7. injection molding a pouring gate; 8. a heat-insulating layer; 9. a clamping installation mechanism; 91. a first connecting plate; 92. a second connecting plate; 93. a limiting bolt; 94. a clamping groove; 95. positioning blocks; 96. a limiting block; 97. positioning a groove; 98. and (4) clamping the strip.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides an injection moulding mould of medical extract board, including die holder 1, upper die base 5, and install respectively in the lower mould 2 and last mould 4 of 1 top of die holder and 5 bottoms of upper die base, be formed with die cavity 3 between lower mould 2 and the last mould 4, and go up the inside of mould 4 and set up the runner 7 of moulding plastics with the 3 intercommunications of die cavity, the top of upper die base 5 is equipped with anti-overflow slip casting mechanism 6, and anti-overflow slip casting mechanism 6 is including installing buffer tube 62 in the middle of 5 tops of upper die base, and locate the runner 61 on buffer tube 62 top, the feed inlet 63 with its and runner 61 intercommunication is seted up on buffer tube 62's top, and buffer tube 62 and the runner 7 intercommunication of moulding plastics.

When the medical extraction plate is subjected to injection molding, a worker firstly places an upper mold 4 on a lower mold 2 through an upper mold base 5 to enable the upper mold 4 and the lower mold 2 to be folded, then injects injection molding slurry of the medical extraction plate into an injection runner 7 through a sprue 61, then the slurry flows into a cavity 3 along the injection runner 7 and is cooled and molded in the cavity 3, after molding, the worker separates the upper mold 4 from the lower mold 2 and takes out an injection molding piece of the medical extraction plate from the cavity 3, so that the injection molding of the medical extraction plate is realized;

in addition, in the injection molding process, when the slurry is injected from the gate 61, the slurry is injected into the buffer cylinder 62 from the gate 61 and the feed port 63, so that the slurry is temporarily gathered in the buffer cylinder 62, and then flows into the injection molding runner 7 through the buffer cylinder 62, thereby realizing the buffering of the slurry, effectively preventing the slurry from being injected too much and being rapidly injected and overflowing from the gate 61, avoiding the waste of the slurry, greatly improving the utilization rate of resources, contributing to saving the processing cost of the medical extraction plate, and increasing the production benefit of the medical extraction plate.

Further, the anti-overflow grouting mechanism 6 further comprises a flow guide assembly, the flow guide assembly comprises two material guide blocks 64 symmetrically installed at two sides of the bottom inside the buffer cylinder 62, and the upper surfaces of the two material guide blocks 64 are obliquely inclined to form an inclined part.

As shown in fig. 1, two guide blocks 64 partition the inside of the buffer tube 62 to form a funnel shape; when the slurry in the buffer cylinder 62 flows into the injection molding pouring gate 7, the two guide blocks 64 guide the slurry through the inclined parts on the upper surface of the guide blocks, so that the slurry is quickly discharged into the injection molding pouring gate 7, the slurry in the buffer cylinder 62 is completely discharged into the injection molding pouring gate 7, the slurry can be prevented from being remained in the buffer cylinder 62, the waste of resources is avoided, the injection molding pouring gate 7 can be prevented from being blocked, the rapid flow of the slurry is facilitated, and the injection molding of the medical extracting plate is facilitated.

Further, still include joint installation mechanism 9, joint installation mechanism 9 is including installing in second connecting plate 92 and the first connecting plate 91 of lower mould 2 and last mould 4 one end both sides symmetrically respectively, and the one end of two first connecting plates 91 is all protruding downwards and is formed with joint strip 98, and the equal symmetry in one side of two joint strips 98 is pegged graft and is had spacing bolt 93, and the top of two second connecting plates 92 all inwards caves in and is formed with joint groove 94, and two joint grooves 94 and two joint strips 98 one-to-one.

When the injection mold is closed, a worker firstly places the upper mold 4 on the lower mold 2, at the moment, the clamping strip 98 at the bottom of the first connecting plate 91 is inserted into the clamping groove 94 on the second connecting plate 92 to clamp and limit the upper mold 4 and the lower mold 2, and then the worker inserts the limiting bolt 93 to limit the first connecting plate 91 and the second connecting plate 92, so that the closing of the injection mold is realized;

during the drawing of patterns, the workman can extract spacing bolt 93 earlier, rethread upper die base 5 will go up mould 4 and upwards move, make first connecting plate 91 and the separation of second connecting plate 92, shift out in by joint groove 94 until joint strip 98, in order to go up the separation between mould 4 and the lower mould 2, with this drawing of patterns that realizes injection mold, thereby realize injection mold's quick compound die and drawing of patterns, the efficiency of injection mold compound die and drawing of patterns has been improved effectively, so that the medical injection moulding of drawing the board, and can realize taking out fast of medical drawing board injection molding, help realizing the high-efficient processing of medical drawing the board.

Further, joint installation mechanism 9 still includes spacing subassembly, spacing subassembly is including installing in the stopper 96 of joint groove 94 inner wall both sides, and set up the spacing groove in joint strip 98 outer wall both sides, spacing groove and stopper 96 phase-match, when joint strip 98 injects joint groove 94, stopper 96 injects the spacing groove thereupon, it is spacing between joint strip 98 and the joint groove 94, thereby stability when having increased joint strip 98 and the joint of joint groove 94, so that injection mold's stable compound die.

Further, joint installation mechanism 9 still includes locating component, locating component includes that the symmetry is installed in the locating piece 95 of second connecting plate 92 top one side, and set up the constant head tank 97 in first connecting plate 91 bottom, constant head tank 97 is corresponding with locating piece 95, when first connecting plate 91 and second connecting plate 92 are fixed through joint strip 98 and joint groove 94 joint, locating piece 95 injects into constant head tank 97 thereupon, with first connecting plate 91 and second connecting plate 92 location, and then realize going up the quick location between mould 4 and the lower mould 2, so that injection mold's compound die.

Further, go up the inside of mould 4 and still be provided with heat preservation 8, and heat preservation 8 wraps up in the outside of watering 7 of moulding plastics, can play heat retaining effect to watering 7 of moulding plastics through heat preservation 8, can prevent that the thick liquids from taking the lead cooling in watering 7 of moulding plastics, avoids medical board injection moulding's that draws the quality to worsen, helps improving the yield of medical board of drawing.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a medical injection moulding mould who draws board which characterized in that: including die holder (1), upper die base (5) and install respectively in lower mould (2) and last mould (4) of die holder (1) top and upper die base (5) bottom, be formed with die cavity (3) between lower mould (2) and last mould (4), and go up the inside of mould (4) and offer and water (7) of watering of moulding plastics with die cavity (3) intercommunication, the top of upper die base (5) is equipped with anti-overflow grouting mechanism (6), and anti-overflow grouting mechanism (6) including install in buffer tube (62) in the middle of upper die base (5) top and locate runner (61) on buffer tube (62) top, feed inlet (63) with its and runner (61) intercommunication are seted up on the top of buffer tube (62), and buffer tube (62) water (7) intercommunication with moulding plastics.

2. An injection molding mold for a medical extraction plate as claimed in claim 1, wherein: the anti-overflow grouting mechanism (6) further comprises a flow guide assembly, the flow guide assembly comprises two material guide blocks (64) which are symmetrically arranged on two sides of the bottom inside the buffer cylinder (62), and the upper surfaces of the two material guide blocks (64) are obliquely cut to form inclined parts.

3. An injection molding mold for a medical extraction plate as claimed in claim 1, wherein: still include joint installation mechanism (9), joint installation mechanism (9) are including installing in second connecting plate (92) and first connecting plate (91) of lower mould (2) and last mould (4) one end both sides symmetrically respectively, two the one end of first connecting plate (91) is all protruding downwards and is formed with joint strip (98), and the equal symmetry in one side of two joint strips (98) is pegged graft and is had spacing bolt (93), two the top of second connecting plate (92) is all inwards sunken to be formed with joint groove (94), and two joint grooves (94) and two joint strips (98) one-to-one.

4. An injection molding mold for a medical extraction plate as claimed in claim 3, wherein: joint installation mechanism (9) still includes spacing subassembly, spacing subassembly is including installing in stopper (96) of joint groove (94) inner wall both sides and seting up the spacing groove in joint strip (98) outer wall both sides, spacing groove and stopper (96) phase-match.

5. An injection molding mold for a medical extraction plate as claimed in claim 3, wherein: joint installation mechanism (9) still include locating component, locating component includes that the symmetry is installed in locating piece (95) of second connecting plate (92) top one side and is offered locating slot (97) in first connecting plate (91) bottom, locating slot (97) are corresponding with locating piece (95).

6. An injection molding mold for a medical extraction plate as claimed in claim 1, wherein: the inner part of the upper die (4) is also provided with a heat-insulating layer (8), and the heat-insulating layer (8) is wrapped on the outer part of the injection molding pouring gate (7).