CN217752553U

CN217752553U - Sprue bush structure for injection mold

Info

Publication number: CN217752553U
Application number: CN202221612250.7U
Authority: CN
Inventors: 程文龙
Original assignee: Kunshan Simian Precision Mould Co ltd
Current assignee: Kunshan Simian Precision Mould Co ltd
Priority date: 2022-06-27
Filing date: 2022-06-27
Publication date: 2022-11-08
Anticipated expiration: 2032-06-27

Abstract

The utility model relates to a sprue bush technical field, and disclose a sprue bush structure for injection mould, solved the problem that the bubble appears easily and influences the yield in the current sprue bush use, it includes the sprue bush body, the sprue bush body comprises installation chuck and pouring tube, pouring tube fixed connection is in the bottom of installation chuck, the intermediate position on installation chuck top is provided with spacing cassette one, the intermediate position on spacing cassette one top is seted up the positioning groove, the bottom of pouring tube is provided with spacing cassette two, the inside of installation chuck, pouring tube, spacing cassette one and spacing cassette two is seted up the pouring way that communicates with the positioning groove, the intermediate position inside the pouring way is provided with cutting disc one, the bottom inside the pouring way is provided with cutting disc two; the sprue bush structure can divide molten plastic when in use, so that internal bubbles are broken, and the problem that the yield is influenced by the generation of bubbles in an injection molded product can be avoided.

Description

Sprue bush structure for injection mold

Technical Field

The utility model belongs to the technical field of the sprue bush, specifically be a sprue bush structure for injection mould.

Background

The sprue bush is also called a sprue bushing, a pouring nozzle and a sprue bush, is a runner component for injecting molten plastic materials into a mold from a nozzle of an injection molding machine, and is used for connecting a forming mold with a metal accessory of the injection molding machine.

In the use process of the sprue bush, the flow direction of the molten plastic in the pouring channel is single, no shunt exists, the flow speed is high, the air entrainment phenomenon easily occurs after the molten plastic enters a mold cavity, and then a central air hole is generated, so that the yield of injection molding products is directly influenced.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned condition, for overcoming prior art's defect, the utility model provides an injection mould is with runner cover structure, the effectual problem that appears the bubble easily and influence the yield in having solved current runner cover use.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sprue bush structure for injection mould, includes the sprue bush body, the sprue bush body comprises installation chuck and pouring tube, pouring tube fixed connection is in the bottom of installation chuck, the intermediate position on installation chuck top is provided with spacing cassette one, positioning groove has been seted up to the intermediate position on spacing cassette one top, the bottom of pouring tube is provided with spacing cassette two, the inside of installation chuck, pouring tube, spacing cassette one and spacing cassette two is seted up and is put the way of pouring with the positioning groove intercommunication, the intermediate position of pouring the way inside is provided with cuts apart a set one, the bottom of pouring the way inside is provided with cuts apart a set two.

Preferably, the first cutting disc and the second cutting disc are composed of a circular outer ring, a cutting net disc and a plurality of mounting clamping seats, the cutting net disc is fixedly connected inside the circular outer ring, and the mounting clamping seats are fixedly connected to the bottom end of the circular outer ring.

Preferably, the mounting clamping seat is provided with a mounting hole, and the inner side wall of the pouring channel is provided with a plurality of screw holes matched with the mounting hole.

Preferably, the circular outer ring, the cutting net disc and the mounting clamping seat are all made of stainless steel.

Preferably, the diameter of the first dividing disc is smaller than that of the second dividing disc, and the outer side edge of the circular outer ring is of an inclined structure.

Preferably, the arc mounting groove has all been seted up to the both sides of installation chuck, and installation chuck, pouring tube, spacing cassette one and two formula structures as an organic whole of spacing cassette, it increases progressively from top to bottom diameter in proper order to pour the way.

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

(1) The utility model discloses a split type plastic injection molding machine, including the circular outer ring, split type net dish and a plurality of installation blocks, the work is in, can cut apart the fused plastics when using through setting up by circular outer lane, split type net dish and a plurality of installation blocks one and split type dish two that constitute for inside bubble is broken, thereby can avoid the inside bubble that produces of the product of moulding plastics and influence the yield, is convenient for install and dismantle split type dish one and split type dish two simultaneously.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

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

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

FIG. 3 is a schematic view of the structure of the cutting plate of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 2;

in the figure: 1. a sprue bush body; 2. installing a chuck; 3. a pouring tube; 4. a first limiting clamping seat; 5. a positioning groove; 6. a second limit clamp seat; 7. pouring a road; 8. dividing a disc I; 9. a second dividing plate; 10. a circular outer ring; 11. dividing the net disc; 12. installing a card seat; 13. mounting holes; 14. a screw hole; 15. an arc-shaped mounting groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below 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 efforts all belong to the protection scope of the present invention.

The utility model discloses a sprue bush body 1, sprue bush body 1 comprises an installation chuck 2 and a pouring pipe 3, pouring pipe 3 is fixedly connected with the bottom end of installation chuck 2, a first limiting clamping seat 4 is arranged at the middle position of the top end of installation chuck 2, a positioning groove 5 is arranged at the middle position of the top end of first limiting clamping seat 4, a second limiting clamping seat 6 is arranged at the bottom end of pouring pipe 3, a pouring channel 7 communicated with positioning groove 5 is arranged inside installation chuck 2, pouring pipe 3, first limiting clamping seat 4 and second limiting clamping seat 6, a first cutting disc 8 is arranged at the middle position inside pouring channel 7, and a second cutting disc 9 is arranged at the bottom end inside pouring channel 7;

as shown in fig. 1 to 4, each of a first cutting disc 8 and a second cutting disc 9 comprises a circular outer ring 10, a cutting mesh disc 11 and a plurality of mounting clamping seats 12, the cutting mesh disc 11 is fixedly connected inside the circular outer ring 10, the cutting mesh disc 11 can be supported and mounted through the circular outer ring 10, the mounting clamping seats 12 are fixedly connected to the bottom end of the circular outer ring 10, mounting holes 13 are formed in the mounting clamping seats 12, the circular outer ring 10 can be conveniently mounted through the mounting clamping seats 12, a plurality of screw holes 14 matched with the mounting holes 13 are formed in the inner side wall of the pouring channel 7, the first cutting disc 8 and the second cutting disc 9 can be fixedly mounted through screw connection, the circular outer ring 10, the cutting mesh disc 11 and the mounting clamping seats 12 are made of stainless steel, the diameter of the first cutting disc 8 is smaller than that of the second cutting disc 9, the outer side of the circular outer ring 10 is of an inclined type clamping disk structure and can be attached to the pouring channel 7, arc-shaped mounting grooves 15 are formed in two sides of the mounting disc 2, the mounting groove 2, the limiting pipe 3, the first cutting clamping seat 4 and the second cutting clamping seat 6 are of the integral type clamping seat, the integral type clamping disk 7 can be sequentially reduced in the pouring pressure from top to bottom in the pouring process of pouring;

during the use, connect runner cover body 1 between forming die and injection molding machine, fused plastics enter into the inside of runner cover body 1, carry out the water conservancy diversion through pouring way 7, then realize evenly cutting apart the fused plastics through cutting apart a set 8 and a set two 9, thereby can break the inside microbubble of fused plastics, thereby can avoid causing the inside bubble of injection molding to produce and influence the yield, in addition, cut apart a set 8 and a set two 9 of cutting apart and be detachable structure, when dismantling, dismantle the screw, then will cut apart a set 8 and a set two 9 of cutting apart and take out from the bottom of pouring way 7, during the installation, first install cutting apart a set 8, put into cutting apart a set 8 from pouring way 7 bottom, make mounting hole 13 align with screw hole 14, it is fixed to install through the screw, then put into cutting apart a set two 9 from pouring way 7 bottoms, adopt above-mentioned same mode through the screw fixation can.

In operation, can cut apart the fused plastics when using through setting up by circular outer lane, division net dish and division dish two that a plurality of installation cassette constitute for inside bubble is broken, thereby can avoid the inside bubble that produces of product of moulding plastics and influence the yield, is convenient for install and dismantle division dish one and division dish two simultaneously.

Claims

1. The utility model provides a sprue bush structure for injection mould, includes sprue bush body (1), its characterized in that: sprue bush body (1) comprises installation chuck (2) and pouring pipe (3), pouring pipe (3) fixed connection is in the bottom of installation chuck (2), the intermediate position on installation chuck (2) top is provided with spacing cassette (4), positioning groove (5) have been seted up to the intermediate position on spacing cassette (4) top, the bottom of pouring pipe (3) is provided with spacing cassette two (6), installation chuck (2), pouring pipe (3), the inside of spacing cassette (4) and spacing cassette two (6) is seted up and is pour way (7) with positioning groove (5) intercommunication, the intermediate position of pouring way (7) inside is provided with cuts apart a set (8), the bottom of pouring way (7) inside is provided with cuts apart set two (9).

2. The sprue bush structure for an injection mold according to claim 1, wherein: the cutting disc I (8) and the cutting disc II (9) are composed of a circular outer ring (10), a cutting net disc (11) and a plurality of mounting clamping seats (12), the cutting net disc (11) is fixedly connected inside the circular outer ring (10), and the mounting clamping seats (12) are fixedly connected to the bottom end of the circular outer ring (10).

3. The sprue bush structure for an injection mold according to claim 2, wherein: the mounting clamp seat (12) is provided with a mounting hole (13), and the inner side wall of the pouring channel (7) is provided with a plurality of screw holes (14) matched with the mounting hole (13).

4. The sprue bush structure for an injection mold according to claim 2, wherein: the circular outer ring (10), the cutting net disc (11) and the mounting clamping seat (12) are all made of stainless steel materials.

5. The sprue bush structure for injection molds according to claim 2, characterized in that: the diameter of the first dividing disc (8) is smaller than that of the second dividing disc (9), and the outer side edge of the circular outer ring (10) is of an inclined structure.

6. The sprue bush structure for injection molds according to claim 1, wherein: arc mounting groove (15) have all been seted up to the both sides of installation chuck (2), and installation chuck (2), pouring tube (3), spacing cassette (4) and spacing cassette two (6) formula structures as an organic whole, it increases progressively from top to bottom in proper order to pour way (7).