CN214605637U

CN214605637U - Injection mold convenient to operate

Info

Publication number: CN214605637U
Application number: CN202120086854.1U
Authority: CN
Inventors: 刘晶
Original assignee: Shenzhen Taikefa Precision Plastic Products Co ltd
Current assignee: Shenzhen Taikefa Precision Plastic Products Co ltd
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2021-11-05
Anticipated expiration: 2031-01-13

Abstract

The utility model discloses an injection mold of convenient operation, including last mould, lower mould and die cavity, go up fixed surface installation lower mould under the mould, go up and be equipped with die cavity, its characterized in that between mould and the lower mould: the lower mould side surface is equipped with the jacking structure that can pass through the inclined plane extrusion and jack-up with the die body, one side of die cavity is equipped with the structure of pulling that can pull the die body, the mouth of moulding plastics is seted up to the upper surface symmetry equidistance of last mould, and the mouth of moulding plastics communicates with each other with the die cavity is inside to be connected, the side surface of lower mould is close to the position of pulling the structure and sets up the side channel, and side channel and jacking structural configuration cooperation, and this device is effectual solved the die body easily with the die cavity inner wall adhesion, hardly takes out and operate and troublesome problem through the manpower for colloid mixer drawing of patterns work easy operation puts just, and labour saving and time saving has promoted the machining efficiency of colloid mixer to a certain extent greatly.

Description

Injection mold convenient to operate

Technical Field

The utility model relates to an injection mold technical field specifically is an injection mold of convenient operation.

Background

The mould is a mould and a tool for obtaining a required product by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production, the mould is a tool for manufacturing a formed article, the tool is composed of various parts, different moulds are composed of different parts, and the processing of the appearance of the article is realized mainly by changing the physical state of a formed material.

The shell of general colloid mixer adopts the mould to pour the processing and accomplishes, because the die body of pouring easily with the die cavity inner wall adhesion, hardly take out and operate and trouble through the manpower, this just causes very big trouble for the drawing of patterns process, has influenced the machining efficiency of colloid mixer's shell to a certain extent.

To this end, we propose an injection mold that is easy to operate.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an injection mold of convenient operation to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an injection mold of convenient operation, includes mould, lower mould and die cavity, go up lower fixed surface installation lower mould, it is equipped with the die cavity to go up between mould and the lower mould, the lower mould side surface is equipped with the jacking structure that can pass through the inclined plane extrusion and jack-up with the die body, one side of die cavity is equipped with the structure of pulling that can pull the die body, the mouth of moulding plastics is seted up to the upper surface symmetry equidistance of going up the mould, and the mouth of moulding plastics communicates with each other with the die cavity is inside to be connected, the side surface of lower mould is close to the position of pulling the structure and sets up the side channel, and side channel and jacking structural configuration cooperation.

Preferably, the die cavity includes water conservancy diversion mouth, water conservancy diversion hole and one-tenth die cavity, the lateral wall of die cavity is equipped with the water conservancy diversion mouth that can make things convenient for the liquid of moulding plastics evenly to channel into, water conservancy diversion mouth one side is located the die cavity inside and sets up the water conservancy diversion hole, the inside of die cavity is located water conservancy diversion hole tip position fixed mounting becomes the die cavity, and becomes the die cavity and communicates with each other through water conservancy diversion hole and water conservancy diversion mouth and be connected.

Preferably, the inside of the die cavity is provided with limiting grooves symmetrically arranged on two sides of the forming cavity, and the limiting grooves are matched with the upper die in a limiting and clamping manner.

Preferably, the jacking structure includes first wedge, second wedge and third wedge, the side inslot portion is located shaping chamber below slidable mounting third wedge, the side inslot portion is located third wedge one side slidable mounting second wedge, and second wedge and third wedge pass through inclined plane extrusion fit, the notch position of side groove is located first wedge of second wedge one side slidable mounting, and first wedge and second wedge pass through inclined plane extrusion fit.

Preferably, the inclined planes of the first wedge block, the second wedge block and the third wedge block are all 45 degrees.

Preferably, the traction structure includes fixed block, pneumatic cylinder and connecting block, go up the mould and insert the fixed block near one side of first wedge with the lower mould, fixed mounting pneumatic cylinder in the fixed block, the flexible tip fixed mounting connecting block of pneumatic cylinder, and the connecting block side surface is connected with the die body fixed coordination inside the shaping chamber.

Compared with the prior art, the beneficial effects of the utility model are that: go up the mould and when the lower mould fixed clamping, the centre can effectively form the die cavity, liquid of will moulding plastics is behind the leading-in die cavity of last mould, can be in inside fine evenly distributed of die cavity and final shaping, can be fine with fashioned die body jack-up and make it not hard up through the jacking structure, the rethread pulls the die body that the structure can be fine and accomplish processing and slides from one side and pull out, this device is effectual has solved the easy and die cavity inner wall adhesion of die body, hardly take out and operate and trouble problem through the manpower, make colloid mixer drawing of patterns work easy operation put just, and labour saving and time saving, the machining efficiency of colloid mixer has been promoted greatly to a certain extent.

Drawings

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

FIG. 2 is a schematic view of the mold cavity structure of the present invention;

fig. 3 is a schematic diagram of the jacking structure of the present invention;

fig. 4 is a schematic drawing of the traction structure of the present invention.

In the figure: 1. an upper die; 11. an injection molding port; 2. a lower die; 21. a side groove; 3. a mold cavity; 31. a flow guide port; 32. a flow guide hole; 33. a molding cavity; 34. a limiting groove; 4. a jacking structure; 41. a first wedge block; 42. A second wedge block; 43. a third wedge; 5. a traction structure; 51. a fixed block; 52. a hydraulic cylinder; 53. And (4) connecting the blocks.

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.

Please refer to fig. 1, an injection mold convenient to operate comprises an upper mold 1, a lower mold 2 and a mold cavity 3, wherein the lower surface of the upper mold 1 is fixedly provided with the lower mold 2, the mold cavity 3 is arranged between the upper mold 1 and the lower mold 2, a jacking structure 4 capable of jacking the mold body through inclined plane extrusion is arranged on the side surface of the lower mold 2, one side of the mold cavity 3 is provided with a traction structure 5 capable of pulling out the mold body, injection molding openings 11 are symmetrically and equidistantly arranged on the upper surface of the upper mold 1, the injection molding openings 11 are communicated and connected with the inside of the mold cavity 3, side grooves 21 are arranged on the side surface of the lower mold 2 close to the traction structure 5, and the side grooves 21 are structurally matched with the jacking structure 4.

When going up mould 1 and lower mould 2 fixed fastening, the centre can effectively form die cavity 3, through will moulding plastics liquid by last mould 1 leading-in die cavity 3 back, can be in the inside fine evenly distributed of die cavity 3 and final shaping, can be fine through jacking structure 4 with fashioned die body jack-up and make it not hard up, the rethread draws the die body that structure 5 can be fine will process the completion to slide from one side and pull out.

Referring to fig. 2, the mold cavity 3 includes a flow guide opening 31, a flow guide hole 32 and a molding cavity 33, the side wall of the mold cavity 3 is provided with the flow guide opening 31 for facilitating uniform introduction of the injection molding liquid, one side of the flow guide opening 31 is located inside the mold cavity 3 and provided with the flow guide hole 32, the molding cavity 33 is fixedly installed at the end portion of the flow guide hole 32 inside the mold cavity 3, the molding cavity 33 is communicated and connected with the flow guide opening 31 through the flow guide hole 32, the injection molding liquid is poured into the mold cavity 3 from the injection molding opening 11, and after entering the mold cavity 3, the injection molding liquid enters from the flow guide opening 31 and is guided into the molding cavity 33 through the flow guide hole 32, thereby well completing the injection molding work.

Referring to fig. 2, the inside of the mold cavity 3 is symmetrically provided with limiting grooves 34 at two sides of the molding cavity 33, and the limiting grooves 34 are in limiting clamping fit with the upper mold 1, so that the upper mold 1 can be well limited, clamped and fixed with the lower mold 2 through the limiting grooves 34.

Referring to fig. 3, the jacking structure 4 includes a first wedge block 41, a second wedge block 42 and a third wedge block 43, the third wedge block 43 is slidably mounted in the side groove 21 below the forming cavity 33, the second wedge block 42 is slidably mounted in the side groove 21 on one side of the third wedge block 43, the second wedge block 42 and the third wedge block 43 are in extrusion fit through an inclined plane, the first wedge block 41 is slidably mounted in the side groove 21 on one side of the second wedge block 42, the first wedge block 41 and the second wedge block 42 are in extrusion fit through an inclined plane, the first wedge block 41 is pressed downward under the limiting guiding action of the side groove 21, the second wedge block 42 slides inward along the side wall of the side groove 21 after being pressed by the first wedge block 41, and meanwhile, the third wedge block 43 slides upward along the side wall of the side groove 21 after being pressed by the second wedge block 42 under the principle of the inclined plane pressing, eventually the third wedge 43 lifts the mold body up, allowing the mold body and mold cavity 33 to be relatively loose.

Referring to fig. 3, the inclined surfaces of the first wedge-shaped block 41, the second wedge-shaped block 42 and the third wedge-shaped block 43 are 45 degrees, and the inclined surfaces are 45 degrees, so that the first wedge-shaped block 41 and the second wedge-shaped block 42, and the second wedge-shaped block 42 and the third wedge-shaped block 43 are more stably and effectively in press fit.

Referring to fig. 4, the traction structure 5 includes a fixing block 51, a hydraulic cylinder 52 and a connecting block 53, the fixing block 51 is inserted into one side of the upper die 1 and the lower die 2 close to the first wedge block 41, the hydraulic cylinder 52 is fixedly installed in the fixing block 51, the connecting block 53 is fixedly installed at the telescopic end of the hydraulic cylinder 52, the side surface of the connecting block 53 is fixedly matched and connected with the die body inside the forming cavity 33, the hydraulic cylinder 52 contracts, and the telescopic end of the hydraulic cylinder 52 drives the die body to slide into the fixing block 51 through the connecting block 53 until the die body is completely separated from the forming cavity 33, so that the demolding operation is well completed.

In the scheme, during mold processing, after the upper mold 1 and the lower mold 2 are integrally assembled, injection molding liquid is filled into the mold cavity 3 from the injection molding port 11, after the injection molding liquid enters the mold cavity 3, the injection molding liquid enters from the flow guide port 31 and is guided into the molding cavity 33 through the flow guide hole 32, injection molding work is completed, demolding work is performed after cooling molding, under the limiting and guiding effect of the side groove 21, the first wedge block 41 is pressed downwards, the second wedge block 42 slides inwards along the side wall of the side groove 21 after being extruded by the first wedge block 41, meanwhile, under the principle of inclined plane extrusion, the third wedge block 43 slides upwards along the side wall of the side groove 21 after being extruded by the second wedge block 42, finally, the mold body is jacked up by the third wedge block 43, so that the mold body and the molding cavity 33 are relatively loosened, at the moment, the hydraulic cylinder 52 contracts, the telescopic end of the hydraulic cylinder 52 drives the mold body to slide inwards towards the fixing block 51 through the connecting block 53, and the demolding is completed until the mold body is completely separated from the molding cavity 33.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 an injection mold of convenient operation, includes mould (1), lower mould (2) and die cavity (3), go up mould (1) lower fixed surface installation lower mould (2), it is equipped with die cavity (3), its characterized in that to go up between mould (1) and lower mould (2): lower mould (2) side surface is equipped with jacking structure (4) that can pass through the inclined plane extrusion and jack-up with the die body, one side of die cavity (3) is equipped with and pulls structure (5) that pull out with the die body traction, the upper surface symmetry equidistance of going up die (1) is seted up and is moulded plastics mouth (11), and moulds plastics mouth (11) and die cavity (3) inside and communicate with each other and be connected, side channel (21) are seted up near the position of pulling structure (5) to the side surface of lower mould (2), and side channel (21) and jacking structure (4) structure cooperation.

2. An injection mould facilitating operation according to claim 1, characterized in that: die cavity (3) are including water conservancy diversion mouth (31), water conservancy diversion hole (32) and one-tenth die cavity (33), the lateral wall of die cavity (3) is equipped with water conservancy diversion mouth (31) that can make things convenient for the liquid of moulding plastics to evenly channel into, water conservancy diversion mouth (31) one side is located die cavity (3) inside and sets up water conservancy diversion hole (32), the inside of die cavity (3) is located water conservancy diversion hole (32) tip position fixed mounting and becomes die cavity (33), and becomes die cavity (33) and communicate with each other through water conservancy diversion hole (32) and water conservancy diversion mouth (31) and be connected.

3. An injection mould facilitating operation according to claim 2, characterized in that: limiting grooves (34) are symmetrically formed in the two sides of the molding cavity (33) in the molding cavity (3), and the limiting grooves (34) are matched with the upper die (1) in a limiting and clamping mode.

4. An injection mould facilitating operation according to claim 1, characterized in that: jacking structure (4) include first wedge (41), second wedge (42) and third wedge (43), inside third wedge (43) of being located shaping chamber (33) below slidable mounting of side channel (21), inside third wedge (43) of being located of side channel (21) one side slidable mounting second wedge (42), and second wedge (42) and third wedge (43) pass through inclined plane extrusion fit, the notch position of side channel (21) is located first wedge (41) of second wedge (42) one side slidable mounting, and first wedge (41) and second wedge (42) pass through inclined plane extrusion fit.

5. An injection mould according to claim 4, characterised in that: the inclined surfaces of the first wedge-shaped block (41), the second wedge-shaped block (42) and the third wedge-shaped block (43) are all 45 degrees.

6. An injection mould facilitating operation according to claim 5, wherein: draw structure (5) including fixed block (51), pneumatic cylinder (52) and connecting block (53), go up mould (1) and lower mould (2) and insert fixed block (51) near one side of first wedge (41), fixed mounting pneumatic cylinder (52) in fixed block (51), the flexible tip fixed mounting connecting block (53) of pneumatic cylinder (52), and connecting block (53) side surface is connected with the inside die body fixed coordination of shaping chamber (33).