CN213860529U - Side-inclined elastic block sliding demoulding mechanism - Google Patents

Side-inclined elastic block sliding demoulding mechanism Download PDF

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Publication number
CN213860529U
CN213860529U CN202022412450.5U CN202022412450U CN213860529U CN 213860529 U CN213860529 U CN 213860529U CN 202022412450 U CN202022412450 U CN 202022412450U CN 213860529 U CN213860529 U CN 213860529U
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China
Prior art keywords
mould benevolence
formed part
bullet piece
template
guide block
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Active
Application number
CN202022412450.5U
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Chinese (zh)
Inventor
黄立恒
古小辉
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XIAMEN JINWAY MOULD CO Ltd
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XIAMEN JINWAY MOULD CO Ltd
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Priority to CN202022412450.5U priority Critical patent/CN213860529U/en
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Abstract

The utility model discloses a side bullet piece slip demoulding mechanism to one side, including preceding template, side bullet piece slide mechanism and front mould benevolence, preceding template is connected with front mould benevolence, and side bullet piece slide mechanism passes front template and front mould benevolence cooperation to one side, and side bullet piece slide mechanism to one side includes guide block and formed part, and the one end swing joint formed part of guide block can horizontal slip, and formed part one side has the shaping arch and is used for the shaping product back-off, and the formed part is connected with front mould benevolence. The utility model discloses a set up the oblique bullet piece slide mechanism of side, shaping product back-off during the compound die, front mould benevolence drives the shaping piece horizontal slip during the die sinking, realizes the operation of back-off drawing of patterns.

Description

Side-inclined elastic block sliding demoulding mechanism
Technical Field
The utility model discloses a side oblique bullet piece slip demoulding mechanism according to international patent classification table (IPC) division and belongs to mould manufacturing technical field.
Background
In the prior art, as shown in fig. 1, an inner wall of a conventional injection molded part M is provided with four grooves, which are also called as undercuts M1, and such concealed undercuts are easy to cause problems such as difficult demoulding and the like during production by using a mould, and seriously damage the undercut structure.
Disclosure of Invention
To the not enough of prior art, the utility model provides a skew bullet piece slip demoulding mechanism.
In order to achieve the purpose, the utility model is realized by the following technical proposal:
the utility model provides a side oblique bullet piece slip demoulding mechanism, including preceding template, side oblique bullet piece slide mechanism and front mould benevolence, preceding template is connected with front mould benevolence, side oblique bullet piece slide mechanism passes front template and front mould benevolence cooperation, side oblique bullet piece slide mechanism includes guide block and formed part, the one end swing joint formed part of guide block can the horizontal slip, formed part one side has the shaping arch and is used for the shaping product back-off, the formed part is connected with front mould benevolence, preceding template and front mould benevolence direction of motion and the direction of motion of formed part are the vertical relation during the drawing of patterns.
Furthermore, the formed part is an inclined ejector head, the inclined side of the inclined ejector head is connected with the front die core through a dovetail groove, and the front die core drives the formed part to horizontally slide when moving forwards so that the formed protrusion is separated from the product back-off.
Furthermore, the inclined elastic block sliding mechanisms are four groups, wherein the inclined sides of the formed parts of the two groups of inclined elastic block sliding mechanisms are oppositely arranged and are connected with the front die core through dovetail grooves.
Furthermore, the front mold core is connected with a positioning wave bead, and one side of the guide block is provided with more than one matched positioning hole groove.
Furthermore, the guide block is connected with a transverse shaft, and the transverse shaft is arranged in a limiting groove of the front template.
Furthermore, a panel is connected to one side of the front template, a spring is arranged at one end of the guide block, and the spring is in contact with the panel during die assembly.
The utility model discloses a set up the oblique bullet piece slide mechanism of side, shaping product back-off during the compound die, during the drawing of patterns, preceding template drives front mould benevolence and moves forward, and front mould benevolence drives the horizontal slip of formed part, realizes back-off drawing of patterns operation, has advantages such as rational in infrastructure, safe and reliable.
Drawings
FIG. 1 is a schematic view of a prior art injection molded part.
Fig. 2 is a schematic view of an embodiment of the present invention.
Fig. 3 is a cross-sectional view of an embodiment of the present invention.
Fig. 4 is a schematic view of the sliding mechanism of the laterally inclined spring block of the present invention.
Fig. 5 is a cross-sectional view of the mold of the present invention.
Fig. 6 is another cross-sectional view of the mold of the present invention.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
example (b): referring to fig. 1 to 6, a side-inclined elastic block sliding demolding mechanism includes a front mold plate 1, a side-inclined elastic block sliding mechanism 2 and a front mold core 3, the front mold plate 1 is connected to the front mold core 3, the side-inclined elastic block sliding mechanism 2 passes through the front mold plate 1 to be matched with the front mold core 3, the side-inclined elastic block sliding mechanism 2 includes a guide block 21 and a formed part 22, one end of the guide block 21 is movably connected to the formed part 22 and can slide horizontally, a forming protrusion 221 is provided at one side of the formed part 22 for forming product back-off, the formed part 22 is connected to the front mold core 3, and the moving directions of the front mold plate 1 and the front mold core 3 are perpendicular to the moving direction of the formed part 22 during product back-off demolding. In an embodiment of the present invention, in the product back-off and demolding stage, the front mold plate 1 and the front mold core 3 move up and down in the vertical direction, and the molded part 22 moves left and right in the horizontal direction.
As shown in fig. 1 to 4, in an embodiment of the present invention, the molding member 22 is an inclined top, an inclined side of the inclined top is connected to the front mold core 3 through the dovetail groove 222, and the front mold core 3 drives the molding member 22 to horizontally slide when moving forward, so that the molding protrusion is separated from the product undercut. In one embodiment, the inclined elastic block sliding mechanisms 2 are four groups, wherein the inclined sides of the forming parts 22 of the two groups of inclined elastic block sliding mechanisms 2 are oppositely arranged and connected with the front die core 3 through dovetail grooves. The front die core 3 is connected with a positioning wave bead, and one side of the guide block 21 is provided with more than one matched positioning hole groove. The guide block 21 is connected to a lateral shaft 210 which is disposed in a limiting groove of the front mold plate 1.
As shown in fig. 5 and fig. 6, in one embodiment of the present invention, a panel 4 is connected to one side of the front mold plate 1, the front mold plate 1 and the front mold core 3, and the lateral inclined elastic block sliding mechanism 2 and the panel 4 form a front mold part, a spring 23 is disposed at one end of the guide block of the lateral inclined elastic block sliding mechanism 2, and the spring 23 contacts with the panel 4 to realize the reset of the formed part. The front mold part and the rear mold part are matched to form a mold structure, the rear mold part comprises a rear mold plate 5 and a rear mold core 6, the rear mold plate 5 is connected with a bottom plate 8 through square iron 7, an ejector plate 91 and an ejector base plate 92 are arranged between the rear mold plate and the bottom plate, a push block 61 is arranged on the side of the rear mold core 6, and the ejector plate is matched with an ejector pin.
The utility model relates to an embodiment uses the mould, and the drawing of patterns step is as follows:
the first step is as follows: and (3) opening the front and rear templates (A and B), and enabling a tail spring of the side inclined elastic block sliding mechanism to move forwards to push the inclined top to move backwards. When A, B board die sinking 15mm, the spring forward motion 15mm, the top breaks away from product back-off 2.1mm to one side, and the oblique bullet piece slide mechanism in front mould side: the stroke is 15 mm.
The second step is that: and after the mold opening of the plate A and the plate B is finished, the inclined ejector pin exits from the reverse buckle, the product ejector plate drives the push block and the ejector pin to eject upwards by 52mm, and the product, namely the injection molding M, is taken out.
The third step: and (5) closing the plates A and B, and resetting the inclined top.
The above description is only an embodiment utilizing the technical content of the present disclosure, and any modification and variation made by those skilled in the art can be covered by the claims of the present disclosure, and not limited to the embodiments disclosed.

Claims (6)

1. The utility model provides a skew bullet piece slip demoulding mechanism which characterized in that: including preceding template, oblique bullet piece slide mechanism and front mould benevolence of inclining, the front template is connected with front mould benevolence, oblique bullet piece slide mechanism passes front template and front mould benevolence cooperation, oblique bullet piece slide mechanism includes guide block and formed part, the one end swing joint formed part of guide block can horizontal slip, formed part one side has the shaping arch and is used for the shaping product back-off, the formed part is connected with front mould benevolence, during the drawing of patterns of product back-off, front template and front mould benevolence direction of motion are the vertical relation with the direction of motion of formed part.
2. The sliding ejection mechanism for a sidekick block according to claim 1, further comprising: the forming part is an inclined ejector head, the inclined side of the inclined ejector head is connected with the front die core through a dovetail groove, and the front die core drives the forming part to horizontally slide when moving forwards so that the forming protrusion is separated from the product back-off.
3. The sliding ejection mechanism for a sidewise elastic block according to claim 1 or 2, characterized in that: the inclined elastic block sliding mechanisms are four groups, wherein the inclined sides of the formed parts of the two groups of inclined elastic block sliding mechanisms are oppositely arranged and are connected with the front die core through dovetail grooves.
4. The sliding ejection mechanism for a sidekick block according to claim 1, further comprising: the front mold core is connected with a positioning wave bead, and one side of the guide block is provided with more than one matched positioning hole groove.
5. The sliding ejection mechanism for a sidekick block according to claim 1, further comprising: the guide block is connected with a transverse shaft, and the transverse shaft is arranged in a limiting groove of the front template.
6. The sidewise-resilient-block sliding stripper mechanism according to claim 1 or 2 or 4 or 5, wherein: one side of the front template is connected with a panel, one end of the guide block is provided with a spring, and the spring is contacted with the panel when the mold is closed.
CN202022412450.5U 2020-10-27 2020-10-27 Side-inclined elastic block sliding demoulding mechanism Active CN213860529U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022412450.5U CN213860529U (en) 2020-10-27 2020-10-27 Side-inclined elastic block sliding demoulding mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022412450.5U CN213860529U (en) 2020-10-27 2020-10-27 Side-inclined elastic block sliding demoulding mechanism

Publications (1)

Publication Number Publication Date
CN213860529U true CN213860529U (en) 2021-08-03

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Application Number Title Priority Date Filing Date
CN202022412450.5U Active CN213860529U (en) 2020-10-27 2020-10-27 Side-inclined elastic block sliding demoulding mechanism

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CN (1) CN213860529U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114801082A (en) * 2022-04-11 2022-07-29 余姚市德沃斯模具科技有限公司 Injection mold structure of large automobile instrument panel class

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114801082A (en) * 2022-04-11 2022-07-29 余姚市德沃斯模具科技有限公司 Injection mold structure of large automobile instrument panel class

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