CN214562638U

CN214562638U - Die sprue bush convenient to disassemble

Info

Publication number: CN214562638U
Application number: CN202120809729.9U
Authority: CN
Inventors: 冯学飞
Original assignee: Shenzhen Zhongtuo Molding Technology Co ltd
Current assignee: Shenzhen Zhongtuo Molding Technology Co ltd
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-11-02
Anticipated expiration: 2031-04-20

Abstract

The utility model discloses a convenient-to-disassemble die sprue bush, which comprises a sprue bush main body arranged on a die top plate, wherein the sprue bush main body is respectively formed by connecting a top seat and a bottom column, a sprue gate is arranged in the middle of the top seat, a flow channel is arranged in the bottom column, grooves are arranged on two sides of the bottom of the top seat, magnetic blocks are embedded in the grooves, positioning columns are arranged on two sides of the bottom of the top seat, a first pressing block and a second pressing block are respectively arranged on two sides of the outside of the top seat, the first pressing block and the second pressing block both extend towards the inside of the top seat, a first limiting strip is arranged at the bottom of the extending end of the first pressing block, a second limiting strip is arranged at the bottom of the extending end of the second pressing block, clamping columns are uniformly distributed on the first limiting strip and the second limiting strip, a pressure spring is arranged between the first limiting strip and the second limiting strip, and the function of convenient-to disassemble the sprue bush is achieved, thereby effectively improving the production efficiency and preventing the situation of sprue bush displacement and falling off, thereby effectively improving the product percent of pass.

Description

Die sprue bush convenient to disassemble

Technical Field

The utility model relates to a mould accessory field especially relates to a mould runner cover convenient to dismantle.

Background

At present, a sprue bush is a runner component for injecting a molten plastic material from a nozzle of an injection molding machine into a mold, and is used for connecting a molding mold with a metal fitting of the injection molding machine.

The current runner cover generally adopts bolt fastening interface, fixes through the bolt, can prevent that injection pressure is too big to lead to the runner cover to drop, thereby it influences production efficiency and uses for a long time and causes the displacement that the screw thread wearing and tearing caused easily to be not convenient for dismantle in the bolt use to change the mould runner cover, and runner cover position displacement or drop lead to injection moulding product qualification rate lower easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a convenient to detach's mould runner cover has solved the problem of proposition among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a die sprue bush convenient to disassemble comprises a sprue bush main body arranged on a die top plate, wherein the sprue bush main body is formed by mutually connecting a top seat and a bottom column respectively, a sprue gate is arranged in the middle of the top seat, the bottom column is arranged in the middle of the bottom of the top seat, the sprue gate downwards penetrates into the bottom column, a flow channel is arranged in the bottom column, grooves are formed in two sides of the bottom of the top seat, magnetic blocks are embedded in the grooves, positioning columns are arranged on two sides of the bottom of the top seat and extend downwards, the positioning columns are connected with the die top plate, a first pressing block and a second pressing block are arranged on two sides of the outer portion of the top seat respectively, the first pressing block and the second pressing block extend towards the inside of the top seat, a first limiting strip is arranged at the bottom of an extending end of the first pressing block, a second limiting strip is arranged at the bottom of an extending end of the second pressing block, the first limiting strip and the second limiting strip are uniformly distributed with clamping columns, and a pressure spring is arranged between the first limiting strip and the second limiting strip.

Further, the diameter of the top seat is larger than that of the bottom column.

Further, the sprue gate is the taper, just the sprue gate outside is dismantled and is provided with the lag.

Furthermore, first spacing strip and second spacing strip downwardly extending to the inside both sides of foundation.

Furthermore, the surface of the bottom column is uniformly provided with openings, and the clamping columns extend to the outside of the openings.

Further, the runner outside is provided with the protective layer, just the protective layer is through heat-resisting layer, anticorrosive coating and sealing layer interconnect constitution from inside to outside in proper order respectively.

Further, the bottom pillar is in a hollow cylindrical shape.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a mould runner cover convenient to dismantle: effectual fixed sprue bush main part in mould roof department through reference column chucking and magnetic path absorption, and effectual extend to the opening outside through the card post, thereby inside the base pillar extends to the mould through the card post is fixed, thereby ensure that the runner is moulded plastics to the die cavity in, effectual first spacing and the spacing of second are taken out to pressing down through first briquetting and second briquetting person of facilitating the use, thereby reach the effect of being convenient for extract the change sprue bush main part, thereby effectual improvement production efficiency and prevent to cause the condition that the sprue bush displacement and drop, thereby effectual improvement product percent of pass.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the protective layer structure of the present invention.

Shown in connection with the labels in the figures: the pouring gate comprises a pouring gate sleeve main body 2, a top seat 3, a bottom column 4, a protective layer 5, a pouring gate 31, a groove 32, a magnetic block 33, a positioning column 34, a first pressing block 35, a second pressing block 36, a first limiting strip 37, a second limiting strip 38, an opening 42, a heat-resistant layer 51, an anticorrosive layer 52, a sealing layer 53, a clamping column 99, a pressure spring 100 and a protective sleeve 101.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

in the description of the present invention, it is to be understood that the terms "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "inner," and the like are used in the orientation or positional relationship indicated in the drawings, merely for the purpose of describing the invention and simplifying the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention; furthermore, the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated; thus, the definitions of "first" and "second" are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly including one or more of such features.

Referring to fig. 1 to 2, a mold sprue bush convenient to disassemble includes a sprue bush main body 2 disposed on a mold top plate, the sprue bush main body 2 is formed by connecting a top seat 3 and a bottom pillar 4, respectively, a sprue 31 is disposed in the middle of the top seat 3, the bottom pillar 4 is disposed in the middle of the bottom of the top seat 3, the sprue 31 downwardly penetrates into the bottom pillar 4, a runner 41 is disposed in the bottom pillar 4, grooves 32 are disposed on both sides of the bottom of the top seat 3, magnetic blocks 33 are embedded in the grooves 32, positioning pillars 34 are disposed on both sides of the bottom of the top seat 3, the positioning pillars 34 downwardly extend, the positioning pillars 34 are connected to the mold top plate, a first pressing block 35 and a second pressing block 36 are disposed on both sides of the outside of the top seat 3, the first pressing block 35 and the second pressing block 36 both extend into the top seat 3, a first limiting strip 37 is disposed at the bottom of the extending end of the first pressing block 35, a second limiting strip 38 is disposed at the bottom of the extending end of the second pressing block 36, the first limiting strip 37 and the second limiting strip 38 are uniformly distributed with clamping columns 99, and a pressure spring 100 is arranged between the first limiting strip 37 and the second limiting strip 38.

In this embodiment, the diameter of the top base 3 is larger than that of the bottom column 4

In this embodiment, the pouring gate 31 is tapered, and the protecting sleeve 101 is detachably provided outside the pouring gate 31.

In this embodiment, the first limiting strip 37 and the second limiting strip 38 extend downward to two sides of the inside of the bottom pillar 4.

In this embodiment, the openings 42 are uniformly distributed on two sides of the outer portion of the bottom pillar 4, the openings 42 are symmetrical to the positions of the clamping pillars 99, and the clamping pillars 99 extend to the outer portions of the openings 42.

In this embodiment, the protective layer 5 is disposed outside the flow channel 41, and the protective layer 5 is formed by sequentially connecting the heat-resistant layer 51, the corrosion-resistant layer 52, and the sealing layer 53 from inside to outside.

In this embodiment, the bottom pillar 4 has a hollow cylindrical shape.

The utility model has the advantages that: the utility model provides a mould runner cover convenient to dismantle, effectual through the chucking of reference column 34 and the absorption of magnetic path 33 fix runner cover main part 1 in mould roof 1 department, and effectual card post 99 that passes through extends to opening 42 outside, thereby fix the foundation 4 through card post 99 and extend to inside the mould, thereby ensure that runner 41 moulds plastics to the die cavity in, effectual first briquetting 35 and the second briquetting 36 of being convenient for the user of passing through press down take out first spacing 37 and the spacing 38 of second, thereby reach the effect of being convenient for extract change runner cover main part 1, thereby effectual improvement production efficiency and prevent to cause the condition that the runner cover displacement and drop, thereby effectual improvement product percent of pass.

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 mould runner cover convenient to dismantle, including setting up runner cover main part (2) on the mould roof, its characterized in that: the sprue bush main body (2) is formed by mutually connecting a top seat (3) and a bottom column (4) respectively, a sprue gate (31) is arranged in the middle of the top seat (3), the bottom column (4) is arranged in the middle of the bottom of the top seat (3), the sprue gate (31) penetrates downwards to the inside of the bottom column (4), a runner (41) is arranged inside the bottom column (4), grooves (32) are formed in two sides of the bottom of the top seat (3), magnetic blocks (33) are embedded inside the grooves (32), positioning columns (34) are arranged on two sides of the bottom of the top seat (3), the positioning columns (34) extend downwards, the positioning columns (34) are connected with a mold top plate, a first pressing block (35) and a second pressing block (36) are arranged on two sides of the outer portion of the top seat (3) respectively, the first pressing block (35) and the second pressing block (36) both extend towards the inside of the top seat (3), and first briquetting (35) extend the end bottom and be provided with first spacing (37), second briquetting (36) extend the end bottom and be provided with second spacing (38), first spacing (37) and second spacing (38) evenly distributed have card post (99), be provided with pressure spring (100) between first spacing (37) and second spacing (38).

2. The mold sprue bushing for ease of disassembly of claim 1 wherein: the diameter of the top seat (3) is larger than that of the bottom column (4).

3. The mold sprue bushing for ease of disassembly of claim 1 wherein: the pouring gate (31) is conical, and a protective sleeve (101) is detachably arranged on the outer portion of the pouring gate (31).

4. The mold sprue bushing for ease of disassembly of claim 1 wherein: the first limiting strip (37) and the second limiting strip (38) extend downwards to two sides of the inner part of the bottom column (4).

5. The mold sprue bushing for ease of disassembly of claim 1 wherein: the outer two sides of the bottom column (4) are uniformly distributed with openings (42), the positions of the openings (42) and the positions of the clamping columns (99) are symmetrical, and the clamping columns (99) extend to the outer portions of the openings (42).

6. The mold sprue bushing for ease of disassembly of claim 1 wherein: the runner (41) outside is provided with protective layer (5), just protective layer (5) are through heat-resisting layer (51), anticorrosive coating (52) and sealing layer (53) interconnect constitution from inside to outside in proper order respectively.

7. The mold sprue bushing for ease of disassembly of claim 1 wherein: the bottom column (4) is in a hollow cylindrical shape.