CN210880653U

CN210880653U - Dustproof stopper injection mold

Info

Publication number: CN210880653U
Application number: CN201921844624.6U
Authority: CN
Inventors: 智月松; 郭晶鑫; 智明鸿; 陈海波
Original assignee: Taicang Aolinji Auto Parts Co ltd
Current assignee: Taicang Aolinji Auto Parts Co ltd
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-06-30
Anticipated expiration: 2029-10-30

Abstract

The utility model discloses a dustproof injection mold that fills in, this dustproof injection mold that fills in includes upper fixing plate, go up the mould, the lower mould fixed plate, the lower mould, upward be equipped with left mould benevolence and right mould benevolence in the mould, the injection chamber on the assembly formation of the merciful and peaceful right mould benevolence of left mould, be equipped with down mould benevolence in the lower mould, it moulds the chamber to be equipped with a department section of thick bamboo to make a lower mould, be equipped with the thimble in the department section of thick bamboo, it moulds the chamber cooperation formation complete injection chamber with making a lower mould to go up to mould the cavity of making a lower mould, still be equipped with a plurality of oblique guide pillars in going up the mould, all be equipped with on the merciful and peaceful right mould benevolence of left mould and lead pillar complex oblique guide hole to one side, the upper end. The utility model discloses a dustproof stopper injection mold is rational in infrastructure, to the particular structure of dustproof stopper, adopts specific die sinking mode, can effectively improve the production efficiency of dustproof stopper.

Description

Dustproof stopper injection mold

Technical Field

The utility model relates to a technical field of moulding plastics, in particular to dustproof stopper injection mold.

Background

The automobile chassis pipeline needs to be plugged at two ends of the pipeline in the transportation and storage processes, so that dust is prevented from entering the pipeline, the dustproof plug is plugged at two ends of the pipeline by the aid of the existing common method, the dustproof plug is made of plastic materials, a sealing dustproof effect can be well achieved, production is difficult to achieve by an ordinary mold due to the special structure of the dustproof plug, and the injection mold special for producing the dustproof plug is urgently needed at present.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model aims to provide a dustproof stopper injection mold rational in infrastructure, production efficiency is high. The technical scheme is as follows:

a dust plug injection mold comprises an upper mold fixing plate, an upper mold, a lower mold fixing plate and a lower mold, wherein a left mold core and a right mold core are arranged in the upper mold, an upper injection cavity is formed by assembling the left mold core and the right mold core, a lower mold core is arranged in the lower mold, a lower injection cavity is arranged in the lower mold core, an ejector sleeve is arranged at the bottom of the lower injection cavity, an ejector pin is arranged in the ejector sleeve, the upper injection cavity and the lower injection cavity are matched to form a complete injection cavity, a plurality of inclined guide pillars are further arranged in the upper mold, inclined guide holes matched with the inclined guide pillars are formed in the left mold core and the right mold core, the upper ends of the inclined guide pillars are connected with the upper mold, the inclined guide pillars are arranged in the inclined guide holes in a penetrating manner, the upper mold can drive the inclined guide pillars to move upwards, the inclined guide pillars are matched with the inclined guide holes to drive the left mold core and the right mold core to be, the lower mould benevolence on be equipped with the joint piece of spout joint, joint piece and spout cooperation left side mould benevolence and right mould benevolence are fixed to both sides when opening, at vertical direction left side mould benevolence and right mould benevolence.

As a further improvement, a plurality of die sinking springs are arranged between the left die core and the right die core, and the die sinking springs are compressed when the left die core and the right die core are closed.

As a further improvement, the left die core and the right die core are relatively provided with a first holding tank for holding the die sinking spring.

As a further improvement, the upper end of oblique guide pillar is connected with the switching piece, upward be equipped with in the mould and hold the second holding tank of switching piece, the switching piece is fixed in through the switching bolt the second holding tank.

As a further improvement, the upper die is further provided with a pressing plate, the pressing plate is connected with the upper die through a pressing plate spring, the upper die is further provided with a plurality of limit bolts, and the pressing plate sleeve is arranged on the limit bolts.

As a further improvement, be equipped with on the joint piece with the first joint portion of spout joint, still be equipped with the draw-in groove on the lower mould benevolence, still be equipped with on the joint piece with the second joint portion of draw-in groove joint, the joint piece pass through fixing bolt with the lower mould is fixed.

As a further improvement, the upper die is provided with two sets of left die and right die, the lower die is provided with two sets of lower die, and a set of left die, right die and lower die cooperate to form a set of die.

The utility model has the advantages that:

the utility model discloses a dustproof stopper injection mold is rational in infrastructure, to the particular structure of dustproof stopper, adopts specific die sinking mode, can effectively improve the production efficiency of dustproof stopper.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic structural view of an injection mold for a dust plug in an embodiment of the present invention;

FIG. 2 is a schematic view of an upper mold structure in an embodiment of the present invention;

FIG. 3 is a schematic view of an assembly structure of the left mold core, the right mold core and the lower mold core according to an embodiment of the present invention;

FIG. 4 is a schematic view of the internal structure of FIG. 3;

FIG. 5 is an exploded view of the left and right insert of the present invention;

FIG. 6 is a schematic structural view of a lower mold insert according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a lower clamping block in the embodiment of the present invention;

fig. 8 is a schematic structural diagram of the dust plug in the embodiment of the present invention.

Description of the labeling: 10. an upper die fixing plate; 20. an upper die; 21. a second accommodating groove; 210. a left mold core; 211. an upper injection molding cavity; 212. a first accommodating groove; 213. oblique guide holes; 214. opening the die spring; 215. a chute; 220. a right die core; 230. pressing a plate; 231. a pressure plate spring; 232. a limit bolt; 241. an inclined guide post; 242. a transfer block; 243. adapting the bolt; 30. a lower die fixing plate; 40. a lower die; 410. a lower die core; 411. a lower injection molding cavity; 412. a card slot; 420. a clamping block; 421. a first clamping part; 422. a second clamping part; 50. a ejector sleeve; 60. and (4) a dust plug.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

The embodiment of the utility model provides an in dustproof stopper injection mold be used for moulding plastics dustproof stopper 60, as shown in FIG. 8, dustproof stopper 60 includes stalk portion and stopper portion.

As shown in fig. 1-7, for the utility model provides an embodiment of the dust plug injection mold, it includes last mould fixed plate 10, go up mould 20, lower mould fixed plate 30, lower mould 40, upward be equipped with left mould benevolence 210 and right mould benevolence 220 in the mould 20, left mould benevolence 210 and right mould benevolence 220 assemble and form last injection molding cavity 211, be equipped with lower mould benevolence 410 in the lower mould 40, be equipped with down injection molding cavity 411 in the lower mould benevolence 410, it is equipped with department's section of thick bamboo 50 to mould down the cavity 411 bottom, be equipped with the thimble in the department's section of thick bamboo 50, go up injection molding cavity 211 and the cooperation of making down.

The upper die 20 is further provided with a plurality of inclined guide pillars 241, the left die core 210 and the right die core 220 are both provided with inclined guide holes 213 matched with the inclined guide pillars 241, the upper ends of the inclined guide pillars 241 are connected with the upper die 20, the inclined guide pillars 241 penetrate through the inclined guide holes 213, the upper die 20 can drive the inclined guide pillars 241 to move upwards, and the inclined guide pillars 241 are matched with the inclined guide holes 213 to drive the left die core 210 and the right die core 220 to be opened towards two sides.

In this embodiment, a plurality of mold opening springs 214 are disposed between the left mold core 210 and the right mold core 220, and the mold opening springs 214 are compressed when the left mold core 210 and the right mold core 220 are closed. The mold opening spring 214 provides a restoring force during mold opening, so that the left mold core 210 and the right mold core 220 are opened more smoothly.

Specifically, a first receiving groove 212 for receiving the mold opening spring 214 is disposed in the left mold core 210 and the right mold core 220.

Specifically, the upper end of the inclined guide post 241 is connected with a transfer block 242, a second receiving groove 21 for receiving the transfer block 242 is formed in the upper die 20, and the transfer block 242 is fixed to the second receiving groove 21 by a transfer bolt 243.

As shown in fig. 3-4, in this embodiment, a pressing plate 230 is further disposed in the upper die 20, the pressing plate 230 is connected to the upper die 20 through a pressing plate spring 231, a plurality of limiting bolts 232 are further disposed in the upper die 20, and the pressing plate 230 is sleeved on the limiting bolts 232. The pressing plate 230 is used for pressing the left mold core 210 and the right mold core 220 downwards, the pressing plate 230 presses the plate spring 231 downwards, and the plate spring 231 applies a downward force to the left mold core 210 and the right mold core 220, so that the mold assembly of the left mold core 210 and the right mold core 220 is tighter.

In order to fix the left mold insert 210 and the right mold insert 220 in the vertical direction when the left mold insert 210 and the right mold insert 220 are opened to both sides, the edges of the left mold insert 210 and the right mold insert 220 are further provided with a sliding groove 215, the lower mold insert 410 is provided with a clamping block 420 clamped with the sliding groove 215, the clamping block 420 is matched with the sliding groove 215, and when the left mold insert 210 and the right mold insert 220 are opened to both sides, the left mold insert 210 and the right mold insert 220 are fixed in the vertical direction.

Specifically, the clamping block 420 is provided with a first clamping portion 421 clamped with the sliding groove 215, the lower mold core 410 is further provided with a clamping groove 412, the clamping block 420 is further provided with a second clamping portion 422 clamped with the clamping groove 412, and the clamping block 420 is fixed with the lower mold 40 through a fixing bolt. The lower mold core 410 is fixed to the lower mold 40.

In the present embodiment, two sets of the left mold core 210 and the right mold core 220 are disposed in the upper mold 20, two sets of the lower mold core 410 are disposed in the lower mold 40, and a set of the left mold core 210, the right mold core 220 and the lower mold core 410 are matched to form a set of mold.

When the mold is opened, the upper mold 20 drives the inclined guide post 241 to move upwards, the inclined guide post 241 is matched with the inclined guide hole 213 to drive the left mold core 210 and the right mold core 220 to be opened towards two sides, and then the ejector pin in the ejector cylinder 50 upwards ejects the dust plug 60.

The above embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.

Claims

1. An injection mold for a dust plug is characterized by comprising an upper mold fixing plate, an upper mold, a lower mold fixing plate and a lower mold, wherein a left mold core and a right mold core are arranged in the upper mold, an upper injection cavity is formed by assembling the left mold core and the right mold core, a lower mold core is arranged in the lower mold, a lower injection cavity is arranged in the lower mold core, an ejector sleeve is arranged at the bottom of the lower injection cavity, an ejector pin is arranged in the ejector sleeve, the upper injection cavity and the lower injection cavity are matched to form a complete injection cavity, a plurality of inclined guide posts are further arranged in the upper mold, inclined guide holes matched with the inclined guide posts are formed in the left mold core and the right mold core, the upper ends of the inclined guide posts are connected with the upper mold, the inclined guide posts are penetrated in the inclined guide holes, the upper mold can drive the inclined guide posts to move upwards, the inclined guide posts are matched with the inclined guide holes to drive, the edge of the left die core and the right die core is also provided with a sliding groove, the lower die core is provided with a clamping block clamped with the sliding groove, the clamping block is matched with the sliding groove, and when the left die core and the right die core are opened to two sides, the left die core and the right die core are fixed in the vertical direction.

2. The dust plug injection mold according to claim 1, wherein a plurality of mold opening springs are further disposed between the left mold core and the right mold core, and the mold opening springs are compressed when the left mold core and the right mold core are closed.

3. The dust plug injection mold of claim 2, wherein the left and right mold inserts have first receiving grooves formed therein for receiving the mold opening springs.

4. The dust plug injection mold of claim 1, wherein the upper end of the angle guide post is connected to a transition block, a second receiving groove for receiving the transition block is provided in the upper mold, and the transition block is fixed to the second receiving groove by a transition bolt.

5. The dust plug injection mold according to claim 1, wherein a pressing plate is further provided in the upper mold, the pressing plate is connected to the upper mold through a pressing plate spring, a plurality of limiting bolts are further provided in the upper mold, and the pressing plate is sleeved on the limiting bolts.

6. The injection mold for dust plugs according to claim 1, wherein the clamping block is provided with a first clamping portion for clamping with the chute, the lower mold core is further provided with a clamping groove, the clamping block is further provided with a second clamping portion for clamping with the clamping groove, and the clamping block is fixed with the lower mold through a fixing bolt.

7. The dust plug injection mold of claim 1, wherein two sets of left and right mold inserts are disposed in the upper mold, two sets of lower mold inserts are disposed in the lower mold, and the left, right and lower mold inserts cooperate to form a mold set.