CN213321462U - Side-pulling and inclined-downward-pulling integrated linkage core-pulling mechanism of injection mold - Google Patents

Abstract

An injection mold side-pulling and inclined lower-pulling integrated linkage core-pulling mechanism comprises an upper compound plate and a lower compound plate, wherein a fixed template and an inclined guide post are arranged below the upper compound plate, a through hole is formed in the lower compound plate, a mold foot, an upper thimble plate, a lower thimble plate and a thimble are arranged on the lower compound plate, a movable template is arranged on the mold foot, an injection-molded plastic piece is arranged between the movable template and the fixed template, an inclined hole is formed in the plastic piece, a flanging is formed on one side of the plastic piece, a side hole is formed on the flanging, the movable mould plate is provided with an inclined drawing hole, an inclined core-pulling slider is arranged in the inclined drawing hole, an inclined slide way is arranged at the lower end of the inclined core-pulling slider, a side slide groove is formed in the side wall of the movable mould plate, a side core-pulling slider is arranged in the side drawing groove, an inclined guide hole is formed in the side core-pulling slider and matched with an inclined guide pillar, a side drawing block and a side guide slider are formed in the side wall of the side core-pulling slider, an inclined guide groove is formed in the side guide slider and matched with the inclined slide way at the bottom of the inclined core.

Description

Side-pulling and inclined-downward-pulling integrated linkage core-pulling mechanism of injection mold

Technical Field

The utility model relates to an injection mold especially relates to injection mold side is taken out, is taken out integral type linkage mechanism of loosing core down to one side.

Background

In injection mold, the system has the inclined hole in the plastic part if need injection moulding, and there is the turn-ups in one side system of plastic part, it has the side opening to open on the turn-ups, prior art usually sets up the slider of loosing core to one side in the movable mould board, the lower extreme of movable mould board sets up an oblique hydro-cylinder of loosing core, the oblique hydro-cylinder of loosing core drives the inclined hole that the slider of loosing core taken out the plastic part to one side, and set up side slider of loosing core and side hydro-cylinder of loosing core in movable mould board one side, it drives the side opening on the plastic part turn-ups to loose core the slider to one side by the hydro-cylinder of loosing core, it is the part of two: the structure is complicated, the manufacturing cost is improved, the consistency of the core pulling action is poor, and the production efficiency is influenced.

Disclosure of Invention

The utility model aims at overcoming the shortcoming that prior art exists, provide a simple structure, it is convenient to make, reduces development, the manufacturing cost of mould, and the action of loosing core is unanimous, improves production efficiency's injection mold side and takes out, take out integral type linkage mechanism of loosing core under to one side.

The utility model discloses injection mold side is taken out, is taken out integral type linkage mechanism of loosing core to one side down and is taken out technical scheme is: the injection molding machine comprises an upper compound plate and a lower compound plate, wherein a fixed template and an inclined guide post are arranged below the upper compound plate, a through hole is formed in the lower compound plate, mold feet are arranged on the lower compound plate, an upper ejector plate, a lower ejector plate and an ejector pin are arranged on the lower compound plate between the mold feet, an ejector rod of the injection molding machine penetrates through the through hole to be contacted with the lower ejector plate, a movable template is arranged on the mold feet, an injection molded plastic piece is arranged between the movable template and the fixed template, an inclined hole is formed in the plastic piece, a flanging is formed on one side of the plastic piece, a side hole is formed in the flanging, an inclined drawing hole is formed in the movable template, an inclined core pulling slide block is arranged in the inclined drawing hole, the upper end of the inclined core pulling slide block is matched with the inclined hole of the plastic piece, an inclined slide way is formed at the lower end of the inclined core pulling slide block, a side slide way is formed on the side wall of the movable template and communicated with the inclined, the side wall of the side core-pulling sliding block is provided with a convex side core-pulling block and a side guide sliding block, the side core-pulling block is matched with a side hole of the plastic part, the side guide sliding block is provided with an inclined guide groove, and the inclined guide groove is matched with an inclined slide way at the bottom of the inclined core-pulling sliding block.

The utility model discloses an injection mold side-pulling and inclined-downward-pulling integrated linkage core pulling mechanism, when a plastic piece is injection molded, an injection molding machine drives a lower compound plate, a mold pin, an upper ejector plate, a lower ejector plate, an ejector pin, a movable mold plate, a side core pulling slider, an inclined core pulling slider and the plastic piece to move backwards together, the upper compound plate, the fixed mold plate and an inclined guide post are kept still, the mold is opened from the fixed mold plate and the movable mold plate, when the side core pulling slider moves backwards, the inclined guide hole is matched with the inclined guide post, the side core pulling slider gradually moves outwards along a side sliding groove, a side pulling block on one side of the side core pulling slider outwards pulls out a side hole of the plastic piece, meanwhile, a side guide slider on one side of the side core pulling slider also moves outwards, an inclined guide groove on the side guide slider is matched with an inclined slide way at the bottom of the inclined core pulling slider, the inclined hole of the inclined core pulling slider, and finally, the ejector rod of the injection molding machine drives the upper ejector pin plate, the lower ejector pin plate and the ejector pin to upwards eject the plastic part subjected to core pulling out and demold. This scheme injection mold side is taken out, take out integral type linkage mechanism of loosing core downwards to one side, it makes the shaping to take out lug and side guide slider and side core slider an organic whole to incline, and by oblique guide pillar and oblique guide hole cooperation when the die sinking, drive side and take out lug and side guide slider synchronous motion, the side is taken out the lug and is taken out the working of plastics side opening, the oblique guide slot and the oblique slide cooperation of side guide slider, drive oblique core slider and take out the inclined hole of working of plastics, the action of loosing core of inclined hole and side opening is unanimous, the production efficiency of mould is improved, and side is taken out lug and side guide slider and side and is made the shaping back of loosing core slider an organic whole, only need oblique guide pillar and oblique guide hole cooperation to drive its motion, save the hydro-cylinder structure, moreover, the steam cylinder structure is simple.

Drawings

FIG. 1 is a schematic structural view of the mold closing state of the side-pulling and downward-pulling integrated linked core-pulling mechanism of the injection mold of the present invention;

fig. 2 is the schematic view of the die sinking state structure of the injection mold side-pulling and inclined-downward-pulling integrated linkage core-pulling mechanism of the present invention.

Detailed Description

The utility model relates to an injection mold side-pulling and inclined downward-pulling integrated linkage core pulling mechanism, as shown in figure 1-figure 2, comprising an upper compound plate 1 and a lower compound plate 2, a fixed template 3 and an inclined guide post 4 are arranged under the upper compound plate, a perforation 5 is arranged in the lower compound plate, a mold foot 6 is arranged on the lower compound plate, an upper thimble plate 7, a lower thimble plate 8 and a thimble 9 are arranged on the lower compound plate between the mold feet, a thimble 10 of an injection molding machine contacts with the lower thimble plate through the perforation, a movable template 11 is arranged on the mold foot, an injection molding plastic piece 12 is arranged between the movable template and the fixed template, an inclined hole 13 is arranged in the plastic piece, a flanging is arranged at one side of the plastic piece, a side hole 14 is arranged on the flanging, an inclined pulling hole 15 is arranged in the movable template 11, an inclined pulling slide block 16 is arranged in the inclined pulling hole, the upper end of the inclined pulling slide block is matched with the inclined hole 13 of the inclined pulling slide block 12, an inclined, the side wall of the movable mould plate 11 is provided with a side sliding groove 18 which is communicated with an inclined drawing hole 15, a side core-pulling slide block 19 is arranged in the side drawing groove, an inclined guide hole 20 is formed in the side core-pulling slide block, the inclined guide hole is matched with the inclined guide post 4, the side wall of the side core-pulling slide block is provided with a convex side drawing convex block 21 and a side guide slide block 22, the side drawing convex block is matched with a side hole 14 of the plastic part 12, the side guide slide block 22 is provided with an inclined guide groove 23, and the inclined guide groove is matched with an inclined slide way 17 at the bottom of the. After the plastic part 12 is injection molded, the injection molding machine drives the lower compound plate 2, the mold leg 6, the upper ejector plate 7, the lower ejector plate 8, the ejector 9, the movable mold plate 11, the side core pulling slider 19, the inclined core pulling slider 16 and the plastic part 12 to move backwards together, the upper compound plate 1, the fixed mold plate 3 and the inclined guide post 4 are kept still, the mold is opened from the fixed mold plate 3 and the movable mold plate 11, when the side core pulling slider 19 moves backwards, the inclined guide hole 20 is matched with the inclined guide post 4, the side core pulling slider gradually moves outwards along the side sliding groove 18, the side pulling lug 21 on one side of the side core pulling slider outwards pulls out the side hole 14 of the plastic part 12, meanwhile, the side guide slider 22 on one side of the side core pulling slider also moves outwards, the inclined guide groove 23 on the side guide slider is matched with the inclined slide way 17 at the bottom of the inclined core pulling slider 16 to drive the inclined slider to gradually pull the inclined hole 13 of the inclined, and finally, an ejector rod 10 of the injection molding machine drives an upper ejector pin plate 7, a lower ejector pin plate 8 and an ejector pin 9 to eject the plastic part 12 which completes core pulling upwards for demolding. According to the scheme, the side-pulling and downward-pulling integrated linkage core-pulling mechanism of the injection mold is characterized in that a side-pulling lug 21, a side-guiding slider 22 and a side-pulling slider 19 are integrally manufactured and molded, the inclined guide post 4 is matched with an inclined guide hole 20 when the mold is opened, the side-pulling lug 21 and the side-guiding slider 22 are driven to synchronously move, the side-pulling lug 21 pulls out a side hole 14 of a plastic part 12, an inclined guide groove 23 of the side-guiding slider 22 is matched with an inclined slide way 17 to drive an inclined core-pulling slider 16 to pull out an inclined hole 13 of the plastic part 12, core-pulling actions of the inclined hole and the side hole are consistent, the production efficiency of the mold is improved, after the side-pulling lug 21, the side-guiding slider 22 and the side-pulling slider 19 are integrally manufactured and molded, the inclined guide post 4 and the inclined guide hole 20 are matched to drive the mold to.

Claims (1)

1. Injection mold side is taken out, take out integral type linkage mechanism of loosing core under to one side, including last compoboard (1) and lower compoboard (2), it sets up fixed die plate (3) and oblique guide pillar (4) down to go up the compoboard, it has perforation (5) to open in the compoboard down, set up on the compoboard down moulding foot (6), set up thimble board (7) on the lower compoboard between the moulding foot, thimble board (8) and thimble (9) down, ejector pin (10) of injection molding machine pass the perforation and contact with thimble board down, set up movable mould board (11) on the moulding foot, there is injection moulding's working of plastics (12) between movable mould board and the fixed die plate, it has inclined hole (13) to open in the working of plastics, one side system of working of plastics has the turn-ups, it has side hole (14) to open on: the side core pulling device is characterized in that an inclined pulling hole (15) is formed in the movable mould plate (11), an inclined core pulling slider (16) is arranged in the inclined pulling hole, the upper end of the inclined core pulling slider is matched with an inclined hole (13) of a plastic part (12), an inclined slide way (17) is formed at the lower end of the inclined core pulling slider, a side slide groove (18) is formed in the side wall of the movable mould plate (11), the side slide groove is communicated with the inclined pulling hole (15), a side core pulling slider (19) is arranged in the side pulling groove, an inclined guide hole (20) is formed in the side core pulling slider, the inclined guide hole is matched with an inclined guide post (4), a convex side pulling convex block (21) and a side guide slider (22) are formed in the side wall of the side core pulling slider, the side pulling convex block is matched with a side hole (14) of the plastic part (12), an inclined guide groove (23) is formed in the side guide.

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