CN210047006U - Injection mold with slide internal back-off linkage demolding structure - Google Patents

Injection mold with slide internal back-off linkage demolding structure Download PDF

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Publication number
CN210047006U
CN210047006U CN201922434786.9U CN201922434786U CN210047006U CN 210047006 U CN210047006 U CN 210047006U CN 201922434786 U CN201922434786 U CN 201922434786U CN 210047006 U CN210047006 U CN 210047006U
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CN
China
Prior art keywords
slide
insert
line
seat
injection mold
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Expired - Fee Related
Application number
CN201922434786.9U
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Chinese (zh)
Inventor
景伟德
郭锐
蔡春鸿
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CIXI SHENGYI MOLD CO LTD
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CIXI SHENGYI MOLD CO LTD
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Abstract

The utility model provides an injection mold with back-off linkage demolding structure in slide, include: the mould comprises a walking seat, a first walking insert, a sliding part, an inclined guide post, a side demoulding mechanism and a locking mechanism, wherein the sliding part is slidably arranged on the walking seat; the side demolding mechanism comprises a second slide insert and a third slide insert, the second slide insert is slidably mounted in the first slide insert and is fixedly connected with the sliding part, and the third slide insert is slidably matched on the second slide insert; the locking mechanism comprises a stop block and a top block arranged in the line seat, and the top end part of the stop block is positioned in the line seat and corresponds to the top block. The utility model relates to an injection mold with back-off linkage demolding structure in slide, simple structure, stable performance are reliable, can be convenient for have multidirectional back-off structure's injection product demolding.

Description

Injection mold with slide internal back-off linkage demolding structure
Technical Field
The utility model relates to an injection mold field, in particular to injection mold with slide internal reversing linkage demolding structure.
Background
With the improvement of living standard, various electric appliance products are increasing, the structural design of the products is varied, and the requirements on the design and manufacturing capability of the die are higher and higher.
The injection molding product is generally processed by an injection molding machine, while the core part of the injection molding machine is an injection mold, and the common plastic mold consists of a cavity and a core, wherein the cavity and the core are combined together to form an injection molding space. At present, aiming at the requirement of forming a multidirectional inverted buckle structure on a product, two modes are generally adopted for forming, the first mode is to modify the product structure and disassemble the product structure into a unidirectional inverted buckle, however, the mode influences the realization of the product structure intention and limits the space of product design; the second mode is to put the mold in the front and back mold direction to solve the problem of reverse buckle in one direction and then to mold the reverse buckle in the other direction by adopting other structures such as conventional inclined top or inner line position, but this mode has limited design space for mold structure, and when the product structure is complex, there is not much space for converting the mold-releasing direction.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved.
The to-be-solved technical problem of the utility model is to provide a simple structure, reliable and stable, have the interior back-off linkage demolding structure's of slide injection mold to overcome the difficult problem that the injection moulding product that has multidirectional back-off structure can't be demolded.
The second technical proposal.
In order to solve the technical problem, the utility model provides an injection mold with back-off linkage demolding structure in slide, include: the slide mold comprises a slide seat, a first slide insert fixed on the slide seat, a slide part slidably mounted on the slide seat, an inclined guide post, a side demolding mechanism and a locking mechanism, wherein a clearance hole is formed in the slide seat, and the inclined guide post penetrates through the clearance hole and the slide part and is mounted on an external upper mold, so that the slide seat can be kept still when the inclined guide post drives the slide part to slide. The side demolding mechanism comprises a second slide insert and a third slide insert, and the second slide insert is slidably mounted in the first slide insert and fixedly connected with the sliding part; the second slide insert is provided with an inclined plane, and the third slide insert is matched on the inclined plane in a sliding manner; the locking mechanism comprises a stop block and a top block arranged in the line seat, and the top end part of the stop block is positioned in the line seat and corresponds to the top block; when the mold is opened, the inclined guide post drives the sliding piece and the second slide insert to slide, the second slide insert drives the third slide insert to laterally move to be separated from the lateral reverse-buckling glue position, the ejector block is pressed down after the sliding piece slides for a certain distance, the stop block is ejected out and separated from the slide seat, and the slide seat and the first slide insert slide until being separated from the glue position.
Furthermore, a dovetail-shaped first sliding table is arranged on the inclined surface of the second slide insert, and a first dovetail groove matched with the first sliding table is arranged on the third slide insert. When the die is removed, the sliding part drives the second slide insert to slide, and the third slide insert can be driven to move laterally through the mutual matching of the first sliding table and the first dovetail groove and is separated from the lateral reverse-buckling glue position.
Furthermore, a groove is formed in the bottom of the sliding part, the top of the top block is located in the groove, and the bottom of the top block abuts against the stop block; the top of kicking block reaches the tip of recess all is provided with the chamfer. When the sliding piece slides rightwards, the chamfer of the groove can be matched with the chamfer at the top of the ejector block, and the ejector block is pressed downwards.
Furthermore, a locking plate is installed at the bottom of the traveling seat, the stopper is installed on the locking plate, an elastic element is installed at the bottom of the stopper, the elastic element has upward elastic force on the stopper, and the elastic element is a spring. A line position clamp is mounted on the locking plate, a conical limiting protrusion is arranged at the top of the line position clamp, and a first limiting groove and a second limiting groove which are matched with the limiting protrusion are arranged at the bottom of the line position seat; when the die is closed, the limiting protrusion is positioned in the first limiting groove; when the die is removed, the slide block moves to enable the limiting protrusions to slide into the second limiting grooves, and the slide block can be prevented from rebounding through the cooperation of the limiting protrusions and the second limiting grooves, so that the slide block is limited.
Furthermore, third limiting grooves are formed in the two sides of the sliding part, limiting blocks are fixedly mounted on the two sides of the line seat, and the end portions of the limiting blocks correspondingly fall into the third limiting grooves respectively. When the mold is released, the sliding piece slides rightwards, the ejector block is pressed downwards, the stop block is separated from the slide seat, the limit block abuts against the end part of the third limit groove, and the sliding piece drives the slide seat and the first slide insert to slide until the stop block is separated from the glue position.
Furthermore, a slide pressing plate is arranged on each of two sides of the slide seat, so that the slide seat slides along the slide pressing plate, and the slide seat has a guiding function.
Further, the side demolding mechanism further comprises a fourth positioning insert and a fifth positioning insert, wherein the fourth positioning insert is slidably mounted in the first positioning insert and is fixedly connected with the sliding part; the top of the fourth slide insert is provided with a second inclined plane, and the fifth slide insert is matched on the second inclined plane in a sliding manner.
Furthermore, a dovetail-shaped second sliding table is arranged on the second inclined surface, and a second dovetail groove matched with the second sliding table is arranged on the fifth slide insert; the first slide insert is capable of moving the fifth slide insert perpendicular to the fourth slide insert.
(III) the beneficial effects.
The utility model relates to an injection mold with a slide internal back-off linkage demolding structure, a second slide insert is fixed on a sliding part by installing the sliding part on a slide seat, and a third slide insert is matched on the second slide insert in a sliding way through a dovetail groove; when the mold is removed, the inclined guide post drives the sliding part and the second slide insert to move, so that the third slide insert slides laterally in the first slide insert and is separated from the lateral back-off glue position; meanwhile, a top block and a stop block are installed in the slide seat, when the injection molding piece is ejected, the slide part slides on the slide seat for a certain distance and then presses the top block downwards, the stop block is ejected out of the slide seat, and the slide part drives the slide seat and the first slide insert to slide until the slide part is separated from the glue position, so that the ejection of the injection molding piece is completed; this application simple structure, stable performance are reliable, can be convenient for have multidirectional back-off structure's injection moulding product demolding, have guaranteed the demolding quality.
Drawings
Fig. 1 is a perspective view of the injection mold of the present invention with a slide internal inverted buckle linkage demolding structure.
Fig. 2 is a partial perspective view of an injection mold with a slide internal inverted buckle linkage demolding structure.
Fig. 3 is a local exploded view of the injection mold with the slide internal inverted buckle linkage demolding structure of the present invention.
Fig. 4 is a cross-sectional view of the injection mold of the present invention with a slide internal back-off linkage demolding structure.
Fig. 5 is the enlarged view of a in fig. 4 of an injection mold with a slide internal back-off linkage demolding structure of the present invention.
Fig. 6 is an enlarged view of B in fig. 4 of an injection mold with a slide internal inverted buckle linkage demolding structure.
Wherein: the slide positioning device comprises a slide positioning seat 1, a first slide positioning insert 2, a sliding part 3, a slant guide post 4, a second slide positioning insert 5, a third slide positioning insert 6, a stopper 7, a top block 8, a locking plate 9, an elastic element 10, a slide positioning clamp 11, a stopper 12, a slide positioning press plate 13, a slant guide post seat 14, a fourth slide positioning insert 15, a fifth slide positioning insert 16, a clearance hole 101, a first limit groove 102, a second limit groove 103, a groove 301, a third limit groove 302, a first sliding table 501 and a first dovetail groove 601.
Detailed Description
Referring to fig. 1 to 6, the utility model provides an injection mold with back-off linkage demolding structure in slide, include: the mould comprises a travelling seat 1, a first travelling insert 2 fixed on the travelling seat 1, a sliding piece 3 slidably mounted on the travelling seat 1, an inclined guide post 4, a side demoulding mechanism and a locking mechanism, wherein the first travelling insert 2 is positioned on one side of a lower mould core and can slide left and right on the lower mould core; the slide seat 1 is provided with a clearance hole 101, the inclined guide post 4 penetrates through the clearance hole 101 and the sliding part 3 and is installed on an inclined guide post seat 14, and the inclined guide post seat 14 is fixedly connected with an external upper die. The two sides of the line seat 1 are both provided with line seat press plates 13, so that the line seat 1 slides along the line seat press plates 13 and has a guiding function.
Referring to fig. 3, the side demolding mechanism includes a second slide insert 5, a third slide insert 6, a fourth slide insert 15, and a fifth slide insert 16, and the second slide insert 5 and the fourth slide insert 15 are both slidably mounted in the first slide insert 2 and fixedly connected to the slide 3. The outer side surface of the second slide insert 5 is an inclined surface, a dovetail-shaped first sliding table 501 is arranged on the inclined surface, a first dovetail groove 601 matched with the first sliding table 501 is arranged on the third slide insert 6, and the third slide insert 6 is slidably matched on the second slide insert 5 through the first dovetail groove 601. The top side surface of the fourth positioning insert 15 is an inclined surface, a dovetail-shaped second sliding table is arranged on the inclined surface, a second dovetail groove matched with the second sliding table is arranged on the fifth positioning insert 16, and the fifth positioning insert 16 is matched on the fourth positioning insert 15 in a sliding mode through the second dovetail groove. The insert block is further mounted on the first slide insert 2, and the insert block and the first slide insert 2 are matched to limit the movement of the third slide insert 6 except the movement direction perpendicular to the second slide insert 5 on the horizontal plane and the movement of the fifth slide insert 16 except the movement direction perpendicular to the fourth slide insert 15 on the vertical plane. When the mold is opened, the slide part 3, the second slide insert 5 and the fourth slide insert 15 are driven by the inclined guide post 4 to slide rightwards, and at the moment, the second slide insert 5 drives the third slide insert 6 to move inwards through the cooperation of the first sliding table 501 and the first dovetail groove 601, so that the side direction back-off glue position is separated; the fourth line position insert 15 drives the fifth line position insert 16 to move downwards through the cooperation of the second sliding table and the second dovetail groove, and is separated from the transverse back-off glue position.
Wherein, the both sides of slider 3 all are provided with third spacing recess 302, and the both sides of line seat 1 are all fixed mounting have stopper 12, and the tip of stopper 12 corresponds respectively and falls into in the third spacing recess 302. During demolding, slider 3 slides to the right, pushes down kicking block 8 to make dog 7 break away from position seat 1, stopper 12 supports and leans on at third spacing recess 302 tip simultaneously, and slider 3 drives position seat 1 and the slip of first position mold insert 2 until breaking away from gluey position.
Referring to fig. 4 and 5, the locking mechanism includes a stopper 7 and a top block 8 installed in the slide seat 1, and a top end portion of the stopper 7 is located in the slide seat 1 and corresponds to the top block 8. The bottom of the sliding part 3 is provided with a groove 301, the top of the top block 8 is positioned in the groove 301, and the bottom of the top block 8 abuts against the stop block 7; the top of the top block 8 and the end of the groove 301 are both provided with chamfers. During die sinking, slider 3 slides a distance after, the chamfer of recess 301 can with the cooperation of 8 top chamfers on the kicking block, push down kicking block 8, ejecting and break away from line position seat 1 with dog 7, line position seat 1 and the slip of first line position mold insert 2 are until breaking away from gluey position.
Referring to fig. 4 and 6, a locking plate 9 is mounted at the bottom of the seat 1, a stopper 7 is mounted on the locking plate 9, an elastic element 10 is mounted at the bottom of the stopper 7, the elastic element 10 has an upward elastic force on the stopper 7, and the elastic element 10 is a spring; when the die is closed, the top end part of the stop block 7 can be restored to the top block 8 arrangement hole of the slide seat 1 and is abutted against the bottom of the top block 8. A line clamp 11 is arranged on the locking plate 9, a conical limiting bulge is arranged at the top of the line clamp 11, and a first limiting groove 102 and a second limiting groove 103 which are matched with the limiting bulge are arranged at the bottom of the line seat 1; when the die is closed, the limiting protrusion is positioned in the first limiting groove 102; when the mold is removed, the slide seat 1 moves to make the limit protrusion slide into the second limit groove 103. When demolding is accomplished, the limiting plate in the place ahead can be touched to line seat 1, presss from both sides 11 through the line position and mutually supports with second spacing recess 103, can prevent to move the position seat 1 and touch bounce-back behind the limiting plate.
Further explaining the embodiment, during demolding, the lower mold core, the injection molded product, the slide seat 1, the first slide insert 2, the slide member 3, the side demolding mechanism and the locking mechanism move downwards synchronously along with the lower mold, meanwhile, the slide member 3, the second slide insert 5 and the fourth slide insert 15 are driven by the inclined guide post 4 to slide rightwards, and at the moment, the second slide insert 5 drives the third slide insert 6 to move inwards through the cooperation of the first sliding table 501 and the first dovetail groove 601, so as to separate from the side back-off glue position; the fourth line position insert 15 drives the fifth line position insert 16 to move downwards through the cooperation of the second sliding table and the second dovetail groove, and is separated from the transverse back-off glue position. After the sliding part 3 slides for a certain distance, the chamfer of the groove 301 of the sliding part 3 can be matched with the chamfer at the top of the ejector block 8 to press down the ejector block 8, the stop block 7 is ejected out and separated from the slide seat 1, meanwhile, the limit block 12 is abutted against the end part of the third limit groove 302 of the sliding part 3, and the sliding part 3 drives the slide seat 1 and the first slide insert 2 to slide until the slide seat is separated from the glue position.
The utility model relates to an injection mold with slide inside back-off linkage demolding structure, which is provided with a side demolding mechanism and a locking mechanism, wherein the side demolding mechanism comprises a second slide mold insert and a third slide mold insert which is matched on the second slide mold insert through a dovetail groove in a sliding way, and the second slide mold insert can drive the third slide mold insert to slide laterally so as to realize lateral back-off demolding; then, the stop block of the locking mechanism is pressed down to be separated from the slide seat through the sliding part, the sliding part drives the slide seat and the first slide insert to slide until the stop block is separated from the glue position, the injection molding part is demoulded, and the injection molding product with the multidirectional inverted buckle structure can be demoulded.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims (9)

1. The utility model provides an injection mold with back-off linkage demolding structure in slide which characterized in that includes: the mold comprises a walking seat (1), a first walking insert (2) fixed on the walking seat (1), a sliding part (3) slidably mounted on the walking seat (1), an inclined guide post (4), a side demolding mechanism and a locking mechanism, wherein the walking seat (1) is provided with a clearance hole (101), and the inclined guide post (4) penetrates through the clearance hole (101) and the sliding part (3) and is mounted on an external upper mold;
the side demolding mechanism comprises a second slide insert (5) and a third slide insert (6), wherein the second slide insert (5) is slidably mounted in the first slide insert (2) and is fixedly connected with the sliding part (3); the second slide insert (5) is provided with an inclined plane, and the third slide insert (6) is matched on the inclined plane in a sliding manner;
the locking mechanism comprises a stop block (7) and a top block (8) arranged in the line seat (1), and the top end part of the stop block (7) is positioned in the line seat (1) and corresponds to the top block (8); when the mold is opened, the inclined guide post (4) drives the sliding piece (3) and the second slide insert (5) to slide, the second slide insert (5) drives the third slide insert (6) to laterally move to separate from the lateral reverse-buckling glue position, the sliding piece (3) pushes down the ejector block (8) after sliding for a certain distance, the stop block (7) is ejected out and separated from the slide seat (1), and the slide seat (1) and the first slide insert (2) slide until the slide is separated from the glue position.
2. The injection mold with the line-in-line reversing linkage demolding structure as claimed in claim 1, wherein: a dovetail-shaped first sliding table (501) is arranged on the inclined surface of the second slide insert (5), and a first dovetail groove (601) matched with the first sliding table (501) is arranged on the third slide insert (6); the first slide insert (2) is capable of moving the third slide insert (6) perpendicularly to the second slide insert (5).
3. The injection mold with the line-in-line reversing linkage demolding structure as claimed in claim 1, wherein: a groove (301) is formed in the bottom of the sliding part (3), the top of the top block (8) is located in the groove (301), and the bottom of the top block (8) abuts against the stop block (7); the top of the top block (8) and the end part of the groove (301) are provided with chamfers.
4. The injection mold with the line-in-line reversing linkage demolding structure as claimed in claim 1, wherein: a locking plate (9) is installed at the bottom of the line seat (1), a stop block (7) is installed on the locking plate (9), an elastic element (10) is installed at the bottom of the stop block (7), and the elastic element (10) has upward elastic force for the stop block (7).
5. The injection mold with the line-in-line reversing linkage demolding structure as claimed in claim 4, wherein: a line position clamp (11) is mounted on the locking plate (9), a conical limiting protrusion is arranged at the top of the line position clamp (11), and a first limiting groove (102) and a second limiting groove (103) which are matched with the limiting protrusion are arranged at the bottom of the line position seat (1); when the die is closed, the limiting protrusion is positioned in the first limiting groove (102); when the die is removed, the slide seat (1) moves to enable the limiting protrusion to slide into the second limiting groove (103).
6. The injection mold with the line-in-line reversing linkage demolding structure as claimed in claim 1, wherein: the two sides of the sliding part (3) are provided with third limiting grooves (302), the two sides of the travel seat (1) are fixedly provided with limiting blocks (12), and the end parts of the limiting blocks (12) respectively and correspondingly fall into the third limiting grooves (302).
7. The injection mold with the line-in-line reversing linkage demolding structure as claimed in claim 1, wherein: and the two sides of the slide seat (1) are provided with slide pressing plates (13).
8. The injection mold with the line-in-line reversing linkage demolding structure as claimed in claim 1, wherein: the side demolding mechanism further comprises a fourth positioning insert (15) and a fifth positioning insert (16), wherein the fourth positioning insert (15) is slidably mounted in the first positioning insert (2) and is fixedly connected with the sliding part (3); the top of the fourth slide insert (15) is provided with a second inclined surface, and the fifth slide insert (16) is matched on the second inclined surface in a sliding manner.
9. The injection mold with in-line undercut linkage ejector configuration of claim 8, wherein: a dovetail-shaped second sliding table is arranged on the second inclined surface, and a second dovetail groove matched with the second sliding table is arranged on the fifth slide insert (16); the first indexable insert (2) is capable of moving the fifth indexable insert (16) perpendicularly to the direction of the fourth indexable insert (15).
CN201922434786.9U 2019-12-30 2019-12-30 Injection mold with slide internal back-off linkage demolding structure Expired - Fee Related CN210047006U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922434786.9U CN210047006U (en) 2019-12-30 2019-12-30 Injection mold with slide internal back-off linkage demolding structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922434786.9U CN210047006U (en) 2019-12-30 2019-12-30 Injection mold with slide internal back-off linkage demolding structure

Publications (1)

Publication Number Publication Date
CN210047006U true CN210047006U (en) 2020-02-11

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Application Number Title Priority Date Filing Date
CN201922434786.9U Expired - Fee Related CN210047006U (en) 2019-12-30 2019-12-30 Injection mold with slide internal back-off linkage demolding structure

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CN (1) CN210047006U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113500744A (en) * 2021-08-19 2021-10-15 深圳市长盈精密技术股份有限公司 Injection mold and injection molding method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113500744A (en) * 2021-08-19 2021-10-15 深圳市长盈精密技术股份有限公司 Injection mold and injection molding method thereof
CN113500744B (en) * 2021-08-19 2023-02-10 深圳市长盈精密技术股份有限公司 Injection mold and injection molding method thereof

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Granted publication date: 20200211

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