CN212795716U

CN212795716U - Oblique ejection die

Info

Publication number: CN212795716U
Application number: CN202021131206.5U
Authority: CN
Inventors: 王进平
Original assignee: Shuai Steel Formwork Yixing Co ltd
Current assignee: Shuai Steel Formwork Yixing Co ltd
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2021-03-26
Anticipated expiration: 2030-06-17

Abstract

The utility model relates to the field of molds, a push out mould to one side is disclosed. Comprises a die holder, an upper die, a lower die core and an inclined ejection assembly. The die comprises a die holder, a die seat, a lower die, an inclined ejection assembly, a movable lifting plate, a movable ejector rod, a supporting block, an inclined ejection block and an inclined push block, wherein the die holder is provided with the lower die, the lower die is provided with the lower die core, and the inclined ejection assembly is symmetrically arranged in the lower die and comprises a jacking cylinder, the movable lifting plate, the movable ejector rod, the supporting block, the. An upper die is correspondingly arranged above the lower die. The utility model discloses an ejecting subassembly and the vacuum cooperation setting of oblique top make the drawing of patterns of moulding plastics of product convenient and fast more, when ejecting, can not leave the vestige on the surface of product, improved the surface quality of product to prevented that remaining gas from remaining in the mould, improved the wholeness ability of product.

Description

Oblique ejection die

Technical Field

The utility model relates to the field of dies, in particular to push out mould to one side.

Background

Ejection structures for molds are often used in injection molds, and there are many types of ejection structures, such as air ejection, ejector pin ejection, lifter ejection, slide block ejection, ejector sleeve ejection, and back pull ejection. The ejector pin ejection and the inclined ejection are widely applied, but after injection molding, a product is cooled and easily adhered to an injection molding cavity and is difficult to take down, when a rod piece is ejected, labor is wasted, traces are easily left on the surface of the product, and the surface quality of the product is seriously influenced.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem, the utility model provides an ejecting mould to one side sets up through ejecting subassembly and the vacuum cooperation to one side, makes the drawing of patterns of moulding plastics of product convenient and fast more, when ejecting, can not leave the vestige on the surface at the product, has improved the surface quality of product to prevented that remaining gas from remaining in the mould, improved the wholeness ability of product.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

an inclined ejection die comprises a die holder, an upper die, a lower die core and an inclined ejection assembly;

the lower die is arranged on the die holder, the lower die core is arranged on the lower die, the inclined ejection components are symmetrically arranged in the lower die, and each inclined ejection component comprises an ejection cylinder, a movable lifting plate, a movable ejector rod, a supporting block, an inclined ejection block and an inclined push block;

the bottom of the die holder is vertically provided with the jacking cylinder; a lifting groove is formed in the lower die, the movable lifting plate is arranged in the lifting groove, and the movable lifting plate moves up and down under the driving of the jacking cylinder; grooves from the lower mold core to the lower mold are symmetrically formed in the lower mold core, and the supporting blocks are arranged in the grooves; the movable lifting plate is vertically provided with the movable ejector rod, one end of the movable ejector rod extends into the groove and penetrates through the supporting block, the groove is internally provided with the inclined ejector block which is placed in a matching manner with the supporting block, the side surface of the inclined ejector block is provided with an inclined chute, the inclined ejector block is movably arranged in the inclined chute, and the inclined ejector block is connected with the movable ejector rod;

a first gas pipeline is arranged in the lower mold core and is communicated with the groove, a second gas pipeline communicated with the first gas pipeline is arranged in the lower mold, and openings of the second gas pipeline are positioned on two sides of the lower mold core; the upper die is correspondingly arranged above the lower die.

As an optimized scheme of the utility model be provided with in the lower mould with the third gas pipeline of second gas pipeline intercommunication, the third gas pipeline extends to outside the lower mould, with vacuum pump connection, the vacuum pump is located on the die holder.

As an optimized scheme of the utility model the activity lifter plate is last vertically be provided with a plurality of be used for with the supplementary ejector pin of the ejecting subassembly cooperation ejecting product of oblique top.

As an optimal proposal of the utility model, the upper die is internally provided with an upper die cavity matched with the lower die core.

As an optimal scheme of the utility model go up be provided with on the mould with go up the sprue gate of die cavity intercommunication.

To sum up, the utility model discloses following beneficial effect has: the utility model discloses an ejecting subassembly and the vacuum cooperation setting of oblique top make the drawing of patterns of moulding plastics of product convenient and fast more, when ejecting, can not leave the vestige on the surface of product, improved the surface quality of product to prevented that remaining gas from remaining in the mould, improved the wholeness ability of product.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is the product injection structure schematic diagram of the present invention.

Fig. 2 is a schematic diagram of the structure of the product demoulding structure of the utility model.

The corresponding part names indicated by the numbers and letters in the drawings:

1-inclined ejector block 2-groove 3-inclined chute 4-inclined ejector block 5-movable ejector rod 6-supporting block 7-lower die 8-movable lifting plate 9-die holder 10-jacking cylinder 11-auxiliary ejector rod 12-vacuum pump 13-third gas pipeline 14-second gas pipeline 15-first gas pipeline 16-lower die core 17-pouring gate 18-upper die cavity 19-upper die.

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 efforts belong to the protection scope of the present invention.

Examples

As shown in fig. 1 to 2, the utility model relates to an inclined ejection die, which comprises a die holder 9, an upper die 19, a lower die 7, a lower die core 16 and an inclined ejection assembly.

Specifically, a lower die 7 is arranged on a die holder 9, a lower die core 16 is arranged on the lower die 7, and oblique ejection components are symmetrically arranged in the lower die 7 and comprise an ejection cylinder 10, a movable lifting plate 8, a movable ejector rod 5, a supporting block 6, an oblique ejection block 1 and an oblique ejection block 4.

Further, a jacking cylinder 10 is vertically arranged at the bottom of the die holder 9, a lifting groove is formed in the lower die 7, a movable lifting plate 8 is arranged in the lifting groove, and the movable lifting plate 8 moves up and down under the driving of the jacking cylinder 10. The lower die core 16 is provided with grooves 2 from the lower die core 16 to the lower die 7 inwards symmetrically, and the grooves 2 are internally provided with supporting blocks 6. The movable lifting plate 8 is vertically provided with a movable ejector rod 5, one end of the movable ejector rod 5 extends into the groove 2 and penetrates through the supporting block 6, an inclined ejector block 1 which is placed in a matched mode with the supporting block 6 is arranged in the groove 2, an inclined sliding groove 3 is formed in the side face of the inclined ejector block 1, an inclined push block 4 is movably arranged in the inclined sliding groove 3, and the inclined push block 4 is connected with the movable ejector rod 5. Wherein, a plurality of auxiliary ejector rods 11 used for ejecting products in cooperation with the inclined ejection assembly are vertically arranged on the movable lifting plate 8.

Furthermore, a first air pipeline 15 is arranged in the lower mold core 16, the first air pipeline 15 is communicated with the groove 2, a second air pipeline 14 communicated with the first air pipeline 15 is arranged in the lower mold 7, and the opening of the second air pipeline 14 is positioned at two sides of the lower mold core 16. An upper die 19 is correspondingly arranged above the lower die 7. Be provided with the third gas pipeline 13 with second gas pipeline 14 intercommunication in lower mould 7, third gas pipeline 13 extends to the lower mould 7 outside, is connected with vacuum pump 12, and vacuum pump 12 is located die holder 9 to prevented that remaining gas from remaining in the mould, improved the wholeness ability of product. Wherein, an upper die cavity 18 matched with the lower die core 16 is arranged in the upper die 19. The upper die 19 is provided with a gate 17 communicating with the upper die cavity 18.

The utility model discloses an action principle process: when a product is injected, the upper die 19 and the lower die 7 perform a die closing movement, the upper die cavity 18 and the lower die core 16 form an injection die cavity, the opening of the second gas pipeline 14 is covered by the upper die 19, and at this time, the vacuum pump 12 is started, so that residual gas in the third gas pipeline 13, the second gas pipeline 14, the first gas pipeline 15, the groove 2 and the die is discharged, and injection molding is performed through the sprue gate 17. When the product is ejecting, go up mould 19 and lower mould 7 and carry out the mould motion of dividing, meanwhile, gas passes through second gas pipeline 14, through first gas pipeline 15 to recess 2, at this moment, start jacking cylinder 10, make activity lifter plate 8 upward movement, drive supplementary ejector pin 11 and activity ejector pin 5 upward movement, and oblique kicking block 1 drives the upward movement of oblique ejector pin 4 through activity ejector pin 5, make oblique kicking block 1 along the oblique upward movement of oblique ejector pin slope, and cooperate gaseous ejecting product, and convenient and fast, can not leave the vestige on the surface of product, the surface quality of product has been improved.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An inclined ejection die is characterized by comprising a die holder, an upper die, a lower die core and an inclined ejection assembly;

2. The angle ejection die of claim 1, wherein a third gas conduit is provided in the lower die in communication with the second gas conduit, the third gas conduit extending outside the lower die and being connected to a vacuum pump, the vacuum pump being located on the die holder.

3. The angle ejection die according to claim 1, wherein a plurality of auxiliary ejector rods for ejecting a product in cooperation with the angle ejection assembly are vertically provided on the movable lifting plate.

4. The angle ejection die of claim 1, wherein an upper die cavity is provided in the upper die that mates with the lower die core.

5. The angle-ejecting mold according to claim 4, wherein a pouring gate communicating with the upper mold cavity is provided on the upper mold.