CN210233887U

CN210233887U - Injection mold capable of blowing out and demolding

Info

Publication number: CN210233887U
Application number: CN201920779847.2U
Authority: CN
Inventors: Yongliang Guan; 关永亮
Original assignee: Shenzhen Jinjunyuan Precision Mould Co Ltd
Current assignee: Shenzhen Jinjunyuan Precision Mould Co Ltd
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-04-03
Anticipated expiration: 2029-05-28

Abstract

The utility model belongs to the technical field of the injection molding technique and specifically relates to an injection mold that can blow out drawing of patterns, including the fixed die plate, the fixed die plate is kept away from the welding of one side in the organism and is had the fixed die piece, it has two first telescopic cylinder to keep away from the welding of fixed die plate one end in the organism, the welding has the movable mould board between two first telescopic cylinder, the welding of movable mould board has the movable mould piece, the cavity has been seted up between movable mould piece and the fixed die piece, the mouth of moulding plastics has been seted up in the fixed die piece, install the nozzle in the organism, two through-holes have been seted up between movable mould piece and the fixed die plate, the blowing pipe has all been inserted in the through-hole, the flexible pipe has all been cup jointed to blowing pipe one end, the blowing pipe extends the through-hole overcoat and has the fixed hoop, the welding of fixed hoop has two fixture blocks, two. The utility model discloses, easy demoulding is difficult to cause the product damage to scrap.

Description

Injection mold capable of blowing out and demolding

Technical Field

The utility model relates to a technical field that moulds plastics especially relates to a can blow out injection mold of drawing of patterns.

Background

An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification. When the die is opened, products with characteristics of columns, grooves and the like are not easy to demould, and are easy to damage and scrap.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an injection mold capable of blowing out a demoulding.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an injection mold capable of blowing out a mold is designed, and comprises a fixed mold plate, wherein a fixed module is welded on one side of the fixed mold plate far away from the machine body, two first telescopic cylinders are welded on one end of the machine body far away from the fixed mold plate, a movable mold plate is welded between one ends of the two first telescopic cylinders far away from the inner side wall of the machine body, a movable module is welded on one side of the movable mold plate far away from the first telescopic cylinders, a cavity is formed between the movable module and the fixed mold plate, an injection molding opening is formed in the fixed mold plate, a nozzle is installed in the machine body, two through holes are formed between the movable module and one side above the fixed mold plate, blowpipes are inserted in the through holes, one ends of the blowpipes extending out of the through holes are respectively sleeved with a telescopic pipe, a fixed hoop is sleeved outside the blowpipes extending out of the through holes, two, the movable mould piece both ends interior symmetry is seted up flutedly, the welding has the flexible cylinder of second in the recess, the flexible cylinder of second keeps away from recess inside wall one end and all welds the baffle, the welding of baffle top one side has sealed piece.

Preferably, the nozzle passes through the fixed die plate and is communicated with the injection molding opening.

Preferably, two grooves are communicated with the corresponding through holes.

Preferably, the clamping block is matched with the clamping groove.

Preferably, fixed hoop top one side symmetry welding has two bracelets.

Preferably, a plurality of cold water pipelines are inserted at the edges of the cavity of the fixed module and the movable module.

The utility model provides a pair of can blow out injection mold of drawing of patterns, beneficial effect lies in: the through-hole is linked together with the cavity, it is flexible to one end in the recess to drive the baffle through the flexible cylinder of second, make the mechanism of blowing can blow to the cavity through the downthehole male blowing pipe of going up the through-hole of seting up between movable mould board and the movable mould piece, compressed air just can bore into between moulding and the mould wall, make and mould the piece and deviate from, when needs are to injecting the melt in the cavity, the flexible cylinder of rethread second drives the baffle and is flexible outside the recess, make the baffle block the through-hole of cavity department intercommunication, the welding has sealed piece on the baffle, can prevent that the melt from flowing out in the gap.

Drawings

Fig. 1 is a schematic structural view of an injection mold capable of blow-out and demolding according to the present invention;

fig. 2 is a schematic side view of the structure of fig. 1 according to the present invention;

fig. 3 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.

In the figure: the device comprises a fixed die plate 1, a machine body 2, a fixed die block 3, a first telescopic cylinder 4, a movable die plate 5, a movable die block 6, a cavity 7, an injection molding opening 8, a nozzle 9, a through hole 10, a blowing pipe 11, a fixed hoop 12, a clamping groove 13, a clamping block 14, a hand ring 15, a groove 16, a second telescopic cylinder 17, a baffle 18, a sealing block 19, a telescopic pipe 20 and a cold water pipeline 21.

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.

Referring to fig. 1-3, an injection mold capable of blowing out a mold, comprising a fixed mold plate 1, a fixed mold block 3 welded on one side of the fixed mold plate 1 far from the machine body 2, two first telescopic cylinders 4 welded on one end of the machine body 2 far from the fixed mold plate 1, a movable mold plate 5 welded between one ends of the two first telescopic cylinders 4 far from the inner side wall of the machine body 2, a movable mold block 6 welded on one side of the movable mold plate 5 far from the first telescopic cylinders 4, a cavity 7 formed between the movable mold block 6 and the fixed mold block 3, a plurality of cold water pipelines 21 inserted at the edge of the cavity 7 of the fixed mold block 3 and the movable mold block 6, an injection opening 8 formed in the fixed mold block 3, a nozzle 9 installed in the machine body 2, the nozzle 9 communicated with the injection opening 8 through the fixed mold plate 1, a melt injected into the cavity 7 connected with the injection opening 8 formed in the fixed mold block 3 from the nozzle 9, and, the first telescopic cylinder 4 connected through the machine body 2 enables the movable module 6 welded on the movable template 5 to stretch towards one end of the first telescopic cylinder 4, the fixed module 3 is separated from the movable module 6, and the cold water pipeline 21 can accelerate the cooling speed of the molten material in the cavity 7.

Two through holes 10 are arranged between the movable mould block 6 and one side above the fixed mould block 1, a blowpipe 11 is inserted in each through hole 10, an extension pipe 20 is sleeved at one end of the blowpipe 11 extending out of the through hole 10, a fixed hoop 12 is sleeved outside the blowpipe 11 extending out of the through hole 10, two hand rings 15 are symmetrically welded at one side above the fixed hoop 12, two fixture blocks 14 are symmetrically welded at one side above the fixed hoop 12, two clamping grooves 13 are arranged at one side above the movable mould block 5, the fixture blocks 14 are matched with the clamping grooves 13, the through hole 10 is communicated with the cavity 7, a baffle 18 is driven by a second extension cylinder 17 to extend towards one end in the groove 16, so that the blowing mechanism can blow towards the cavity 7 through the blowpipe 11 inserted in the through hole 10 arranged between the movable mould block 5 and the movable mould block 6, compressed air can be drilled between the plastic piece and the mould wall, the plastic piece is separated, the, the blowing pipe 11 is stably fixed by clamping the clamping block 14 on the fixed hoop 12 into the clamping groove 13 on the movable template 5, and the telescopic pipe 20 is sleeved on the blowing pipe 11, so that the telescopic pipe 20 can be stretched along with the movement of the movable template 5.

Move the module 6 both ends interior symmetry and offer fluted 16, two recesses 16 are linked together with corresponding through-hole 10, the welding has the flexible cylinder 17 of second in the recess 16, the flexible cylinder 17 of second is kept away from recess 16 inside wall one end and all is welded baffle 18, the welding of 18 top one sides of baffle has sealed piece 19, when needs are to the interior injection melt of cavity 7, the flexible cylinder 17 of rethread second drives baffle 18 and stretches out and draws back outside recess 16, make baffle 18 block the through-hole 10 of cavity 7 department intercommunication, the welding has sealed piece 19 on baffle 18, can prevent that the melt from flowing out in the gap.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. An injection mold capable of blowing out a demolding comprises a fixed mold plate (1) and is characterized in that a fixed module (3) is welded on one side of the fixed mold plate (1) far away from an engine body (2), two first telescopic cylinders (4) are welded on one end of the engine body (2) far away from the fixed mold plate (1), a movable mold plate (5) is welded between the two first telescopic cylinders (4) far away from one end of the inner side wall of the engine body (2), a movable mold plate (6) is welded on one side of the movable mold plate (5) far away from the first telescopic cylinders (4), a cavity (7) is formed between the movable mold plate (6) and the fixed mold plate (3), an injection opening (8) is formed in the fixed mold plate (3), a nozzle (9) is installed in the engine body (2), two through holes (10) are formed between the movable mold plate (6) and one side above the fixed mold plate (1), and a blowing pipe (11) is inserted into each, the improved blow pipe structure is characterized in that the blow pipe (11) extends out of the through hole (10), one end of the blow pipe (11) is sleeved with a telescopic pipe (20), the blow pipe (11) extends out of the through hole (10) and is sleeved with a fixed hoop (12), two clamping blocks (14) are symmetrically welded on one side of the top of the fixed hoop (12), two clamping grooves (13) are formed in one side of the top of the movable template (5), grooves (16) are formed in the two ends of the movable module (6) in a symmetrical mode, second telescopic cylinders (17) are welded in the grooves (16), one ends, far away from the inner side walls of the grooves (16), of the second telescopic cylinders (17) are welded with baffles (18), and sealing blocks (.

2. A blow-out injection mould according to claim 1, characterised in that the nozzle (9) communicates with the injection opening (8) through the stationary platen (1).

3. A blow-out injection mould according to claim 1, characterised in that two of said recesses (16) communicate with corresponding through-holes (10).

4. A blow-out injection mold as claimed in claim 1, wherein the clips (14) match with the clips (13).

5. A blow-out injection mold according to claim 1, wherein two hand rings (15) are symmetrically welded on one side above the fixing hoop (12).

6. A blow-out injection mold as claimed in claim 1, characterised in that the stationary (3) and movable (6) modules are provided with a number of cold water ducts (21) at the edges of the cavity (7).