CN222987501U - Back-off inner-drawing demoulding mechanism of automobile headlight mask mould - Google Patents
Back-off inner-drawing demoulding mechanism of automobile headlight mask mould Download PDFInfo
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- CN222987501U CN222987501U CN202422184112.9U CN202422184112U CN222987501U CN 222987501 U CN222987501 U CN 222987501U CN 202422184112 U CN202422184112 U CN 202422184112U CN 222987501 U CN222987501 U CN 222987501U
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Abstract
本实用新型提供了一种汽车前大灯面罩模具倒扣内抽脱模机构，属于模具技术领域。它包括下模板，所述的下模板上对称设置有两个成型部，每个成型部上对称设置有两个倾斜设置的成型腔，所述的下模板下侧还设有两个分别与两个成型部对应设置的顶出机构和底部进胶机构，所述的成型腔底部设置有隧道式倒扣内脱组件，两个顶出机构之间设置有两块分隔板。两个均设有两个成型腔的成型部可以一次注塑成型四个面罩产品，面罩产品注塑成型后，隧道式倒扣内脱组件可以使产品上的倒扣与下模板脱离从而能够防止面罩产品在顶出时面罩产品的倒扣位置出现损坏，竖直导向外推式内抽芯组件可以实现下模板中心位置处的芯块的自动抽芯。
The utility model provides an inverted inner demoulding mechanism for a car headlight mask mold, which belongs to the field of mold technology. It includes a lower template, on which two molding parts are symmetrically arranged, and each molding part is symmetrically arranged with two inclined molding cavities, and the lower side of the lower template is also provided with two ejection mechanisms and a bottom glue feeding mechanism respectively arranged corresponding to the two molding parts, and a tunnel-type inverted inner demoulding component is arranged at the bottom of the molding cavity, and two partition plates are arranged between the two ejection mechanisms. The two molding parts each having two molding cavities can be injection molded four mask products at one time. After the mask product is injection molded, the tunnel-type inverted inner demoulding component can make the inverted buckle on the product detach from the lower template, thereby preventing the inverted buckle position of the mask product from being damaged when the mask product is ejected, and the vertically guided outward-pushing inner core-pulling component can realize the automatic core pulling of the core block at the center of the lower template.
Description
Technical Field
The utility model belongs to the technical field of molds, and relates to an inverted inner-drawing demolding mechanism for an automobile headlamp mask mold.
Background
The automobile headlamp mask is generally formed by injection molding through a mold, a back-off structure is arranged on an automobile headlamp mask product, but in the prior art, the automobile headlamp mask is generally forced to be ejected out through the elasticity of the mask when being ejected out, but the back-off position of the mask is often damaged by the ejection mode, and the production qualification rate of the product is low.
The automotive headlamp mask die with the oblique ejection mechanism comprises a bottom plate, a movable die plate, a fixed die plate and an injection molding plate, wherein a forming cavity is arranged between the movable die plate and the fixed die plate, the injection molding plate is provided with an injection molding opening, the injection molding opening is communicated with the forming cavity, one end of the injection molding opening is pressed on the bottom plate, the other end of the injection molding opening extends to the bottom surface of the forming cavity, and the ejection direction of the oblique ejection mechanism is not parallel to the die opening direction of the die.
Disclosure of utility model
The utility model aims to solve the problems and provides an inverted inner-drawing demoulding mechanism for a headlight cover mould of an automobile.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The utility model provides a take out demoulding mechanism in car headlamp face guard mould back-off, includes the lower bolster, the lower bolster on the symmetry be provided with two shaping portions, the symmetry is provided with the shaping chamber that two slopes set up on every shaping portion, the lower bolster downside still be equipped with two ejection mechanism and the bottom that correspond the setting respectively with two shaping portions advance gluey mechanism, shaping chamber bottom be provided with the tunnel type back-off and take off the subassembly in, be provided with two division boards between two ejection mechanism, the division board on be provided with two vertical direction push-push type in the subassembly of loosing core, four vertical direction push-push type in the subassembly of loosing core on two division boards link to each other with four shaping chamber bottoms on the lower bolster respectively.
In the back-off inner drawing demoulding mechanism of the automobile headlamp face cover mould, the tunnel back-off inner demoulding assembly comprises a tunnel sliding block horizontally inserted in the lower template, the tunnel sliding block is in sliding connection with the lower template, the lower template is provided with a translation driving assembly connected with the tunnel sliding block, the inner end of the tunnel sliding block is connected with the forming cavity, and the back-off part of the forming cavity is formed at the outer edge of the inner end surface of the tunnel sliding block.
In the back-off inner drawing demoulding mechanism of the automobile headlamp mask mould, the translation driving assembly comprises a translation driver fixed on the lower template, and the end part of an output shaft of the translation driver is connected with the outer end of the tunnel sliding block.
In the back-off inner drawing demoulding mechanism of the automobile headlamp face cover mould, the vertical guiding push-out inner core pulling assembly comprises an inner drawing sliding block arranged in the middle of the lower mould plate in a sliding mode, the end part of the inner drawing sliding block is propped against the outer edge of the inner end face of the tunnel sliding block, and the partition plate is provided with a core block push-out assembly capable of driving the inner drawing sliding block to move in the direction away from the forming cavity.
In the automobile headlamp face mask die back-off inner drawing demoulding mechanism, the core block pushing-out assembly comprises a lifting driver arranged in the partition plate, a push rod fixing block is fixedly connected to the end part of an output shaft of the lifting driver, a push rod arranged in an inclined mode is fixedly connected to the top of the push rod fixing block, and the push rod is inserted into the inner drawing sliding block and is in sliding fit with the inner drawing sliding block.
In the inverted inner-drawing demoulding mechanism of the automobile headlamp mask mould, the bottom of the push rod fixing block is inwards concavely provided with the connecting groove with the T-shaped section, the end part of the output shaft of the lifting driver is fixedly connected with the T-shaped joint, and the T-shaped joint is in sliding fit with the connecting groove.
In the back-off inner drawing demoulding mechanism of the automobile headlamp face mask mould, two sides of the push rod fixing block are provided with the limiting pressing plates.
In the back-off internal drawing demoulding mechanism of the automobile headlamp mask mould, the ejection mechanism comprises a top plate arranged on the lower side of the lower mould plate, a plurality of straight ejector rods are arranged on the top plate, a plurality of straight ejector blocks are further arranged on the lower mould plate, and the straight ejector blocks are connected with the top plate through the ejector rods.
In the back-off inner drawing demoulding mechanism of the automobile headlamp mask mould, the ejection mechanism further comprises a plurality of lifting drivers capable of driving the top plate to lift along the vertical direction.
In the back-off inner drawing demoulding mechanism of the automobile headlamp face mask mould, the bottom glue feeding mechanism comprises an injection molding plate arranged on the lower side of the lower template, the injection molding plate is arranged on the upper side of the top plate, and a plurality of injection molding pipes connected with the molding cavity are arranged on the injection molding plate.
Compared with the prior art, the utility model has the advantages that:
1. Two shaping portions that all are equipped with two shaping die cavities can four face guard products of injection moulding once, and face guard product injection moulding back, take off the subassembly in the tunnel type back-off can make back-off on the product and lower bolster break away from thereby can prevent that face guard product from appearing damaging in the back-off position of face guard product when ejecting, and the automatic core of core piece of lower bolster central point department can be realized to the interior core-pulling subassembly of vertical direction extrapolation.
2. The ejector mechanism is independently arranged on the lower side of each forming part, so that mask products formed on the two forming parts can be sequentially demolded, and the bottom glue feeding mechanism is independently arranged on the lower side of each forming part, so that injection molding pressure can be ensured.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
FIG. 1 is a schematic view of the structure of a lower die plate;
FIG. 2 is a schematic view of the structure at the forming section;
FIG. 3 is a schematic view of a partial structure of the present utility model;
fig. 4 is a schematic structural view of a tunnel type back-off inner release assembly.
In the figure, a lower die plate 1, a forming part 2, a forming cavity 3, an ejection mechanism 4, a bottom glue feeding mechanism 5, a tunnel type back-off inner release assembly 6, a separation plate 7, a vertical guiding outer pushing type inner core pulling assembly 8, a tunnel sliding block 9, a translation driver 10, an inner pulling sliding block 11, a lifting driver 12, a push rod fixing block 13, a push rod 14, a T-shaped joint 15, a limiting pressing plate 16, a top plate 17, a straight top rod 18, a straight top block 19, a lifting driver 20, an injection molding plate 21 and an injection molding pipe 22.
Detailed Description
As shown in figures 1-4, the back-off inner drawing demolding mechanism of the automobile headlamp mask mold comprises a lower mold plate 1, wherein two molding parts 2 are symmetrically arranged on the lower mold plate 1, two obliquely arranged molding cavities 3 are symmetrically arranged on each molding part 2, two ejection mechanisms 4 and a bottom glue feeding mechanism 5 which are respectively arranged corresponding to the two molding parts 2 are further arranged on the lower side of the lower mold plate 1, a tunnel back-off inner demolding assembly 6 is arranged at the bottom of each molding cavity 3, two separation plates 7 are arranged between the two ejection mechanisms 4, two vertical guiding push-out inner core pulling assemblies 8 are arranged on the separation plates 7, and four vertical guiding push-out inner core pulling assemblies 8 on the two separation plates 7 are respectively connected with the bottoms of four molding cavities 3 on the lower mold plate 1.
In the utility model, the two forming parts 2 which are respectively provided with two forming cavities can be used for one-time injection molding of four mask products, after the mask products are injection molded, the tunnel type back-off inner release assembly 6 can separate the back-off on the products from the lower die plate so as to prevent the back-off position of the mask products from being damaged when the mask products are ejected, and the vertical guide push-out type inner core pulling assembly 8 can be used for realizing automatic core pulling of the core blocks at the central position of the lower die plate;
Secondly, each molding part downside is independently provided with an ejection mechanism 4 so that mask products molded on two molding parts can be sequentially ejected, and each molding part downside is independently provided with a bottom glue feeding mechanism 5 so as to ensure injection molding pressure.
Specifically speaking, take off subassembly 6 in tunnel type back-off includes tunnel slider 9 that horizontal interlude is on lower bolster 1, tunnel slider 9 and lower bolster 1 sliding connection just lower bolster 1 on be provided with the translation drive assembly who links to each other with tunnel slider 9, tunnel slider 9 inner link to each other with shaping chamber 3 and the back-off portion of shaping chamber 3 forms at tunnel slider 9's inner face outward flange, translation drive assembly is including fixing the translation driver 10 on lower bolster 1, translation driver 10's output shaft tip link to each other with tunnel slider 9 outer end. After the product is injection molded, the translation driver 10 can drive the tunnel slide block 9 to translate outwards, so that the inner end surface of the tunnel slide block 9 is separated from the back-off part of the product, and the back-off part of the product is not damaged during ejection.
Those skilled in the art will appreciate that the translation actuator may be a cylinder, a linear motor, or the like.
Specifically speaking, the vertical direction push-push type inner core pulling assembly 8 includes the interior slip slider 11 that slides and set up in lower bolster 1 middle part, interior slip slider 11 tip offset with the outward flange of tunnel slider 9 interior terminal surface, division board 7 on be provided with the core block push-push assembly that can drive interior slip slider 11 to keeping away from the shaping chamber 3 orientation and remove, the core block push-push assembly is including setting up the lift driver 12 in division board 7, lift driver 12's output shaft tip have linked firmly push rod fixed block 13, push rod fixed block 13 top have linked firmly the push rod 14 of slope setting, push rod 14 insert in interior slip slider 11 and with interior slip slider 11 sliding fit. Before the product is ejected, the lifting driver 12 can drive the push rod fixing block 13 and the push rod to vertically move downwards, and the push rod can drive the inner drawing sliding block to translate towards the direction away from the forming cavity by vertically moving downwards, so that the inner drawing sliding block can be separated from the product.
It will be appreciated by those skilled in the art that the lift drive may be an oil cylinder, an air cylinder, a linear motor, or the like.
Preferably, the bottom of the push rod fixing block 13 is provided with a connecting groove with a T-shaped section in an inward concave manner, the end part of the output shaft of the lifting driver 12 is fixedly connected with a T-shaped joint 15, and the T-shaped joint 15 is in sliding fit with the connecting groove. The lifting driver 12 is connected with the push rod fixing block through the T-shaped connector and the connecting groove on the push rod fixing block, so that the push rod fixing block and the lifting driver can be conveniently assembled and disassembled.
Preferably, limiting pressing plates 16 are arranged on two sides of the push rod fixing block 13, and the limiting pressing plates can limit the inner drawing sliding block.
Specifically speaking, ejection mechanism 4 is including setting up the roof 17 at lower bolster 1 downside, roof 17 on be provided with a plurality of straight ejector pins 18, lower bolster 1 on still be equipped with a plurality of straight ejector blocks 19, straight ejector blocks 19 pass through ejector pin and roof 17 and link to each other, ejection mechanism still includes a plurality of lifting drive 20 that can drive roof 17 along vertical direction and go up and down. The lifting driver can drive the top plate to lift along the vertical direction, and the upward movement of the top plate can apply vertical upward thrust to the product through the straight ejector rod, the ejector rod and the straight ejector block, so that the product can be ejected out of the lower die plate.
Those skilled in the art will appreciate that the lift actuator may be a cylinder, linear motor, or the like.
Specifically, the bottom glue feeding mechanism 5 comprises an injection molding plate 21 arranged on the lower side of the lower die plate 1, the injection molding plate 21 is arranged on the upper side of the top plate 17, and a plurality of injection molding pipes 22 connected with the molding cavity 3 are arranged on the injection molding plate 21. Glue can be fed into the forming cavity from the bottom of the forming cavity through the injection molding plate and the injection molding pipe, so that a glue port generated by glue feeding can be formed on the inner side of the mask product, and the influence of the glue port on the quality of the outer surface of the mask product is reduced.
The utility model has the working principle that the two forming parts 2 which are respectively provided with two forming cavities can be used for injection molding four mask products at one time, after the mask products are injection molded, the tunnel type back-off inner release assembly 6 can separate the back-off on the products from the lower template, so that the back-off position of the mask products can be prevented from being damaged when the mask products are ejected, the vertical guiding push-out type inner core pulling assembly 8 can realize automatic core pulling of core blocks at the central position of the lower template, the ejection mechanism 4 is independently arranged at the lower side of each forming part, the mask products molded on the two forming parts can be sequentially released, and the bottom glue feeding mechanism 5 is independently arranged at the lower side of each forming part, so that the injection molding pressure can be ensured;
After the product is injection molded, the translation driver 10 can drive the tunnel sliding block 9 to translate outwards so as to separate the inner end surface of the tunnel sliding block 9 from the back-off part of the product, so that the back-off part of the product cannot be damaged during ejection, before the product is ejected, the lifting driver 12 can drive the push rod fixing block 13 and the push rod to move vertically downwards, and the push rod can drive the inner drawing sliding block to translate towards the direction away from the molding cavity by moving vertically downwards so as to separate the inner drawing sliding block from the product, and the lifting driver 12 is connected with the push rod fixing block through a T-shaped connector and a connecting groove on the push rod fixing block so as to facilitate the assembly and disassembly of the push rod fixing block and the lifting driver;
The lifting driver can drive the top plate to lift along the vertical direction, and the top plate can upwards move and can apply vertical ascending thrust to the product through the straight ejector rod, the ejector rod and the straight ejector block so as to eject the product from the lower die plate, and glue can be fed into the forming cavity from the bottom of the forming cavity through the injection molding plate and the injection molding pipe, so that a glue inlet generated by glue feeding can be formed on the inner side of the mask product, and the influence of the glue inlet on the quality of the outer surface of the mask product is reduced.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Although the lower die plate 1, the forming section 2, the forming cavity 3, the ejector mechanism 4, the bottom glue feeding mechanism 5, the tunnel type back-off inner stripper unit 6, the partition plate 7, the vertical guide push-out inner stripper unit 8, the tunnel slider 9, the translation driver 10, the inner drawer slider 11, the lift driver 12, the push rod fixing block 13, the push rod 14, the T-joint 15, the limit pressing plate 16, the top plate 17, the straight push rod 18, the straight push rod 19, the lift driver 20, the injection molding plate 21, the injection molding tube 22, etc. are used herein in a large number, these terms are used only for convenience in describing and explaining the essence of the present utility model, and they are interpreted as any additional limitation that is contrary to the spirit of the present utility model.
Claims (10)
1. The utility model provides a take out demoulding mechanism in auto headlamp face guard mould back-off, includes lower bolster (1), its characterized in that, lower bolster (1) on the symmetry be provided with two shaping portion (2), the symmetry is provided with shaping chamber (3) that two slopes set up on every shaping portion (2), lower bolster (1) downside still be equipped with two ejection mechanism (4) and bottom advance gluey mechanism (5) that set up respectively with two shaping portion (2), shaping chamber (3) bottom be provided with in the tunnel type back-off and take off subassembly (6), be provided with two division board (7) between two ejection mechanism (4), division board (7) on be provided with two vertical direction push-push type interior core pulling assembly (8), four vertical direction push-push type interior core pulling assembly (8) on two division board (7) link to each other with four shaping chamber (3) bottoms on lower bolster (1) respectively.
2. The automotive headlamp face cover die back-off inner drawing demolding mechanism according to claim 1, wherein the tunnel type back-off inner demolding assembly (6) comprises a tunnel sliding block (9) horizontally inserted on the lower template (1), the tunnel sliding block (9) is in sliding connection with the lower template (1), the lower template (1) is provided with a translation driving assembly connected with the tunnel sliding block (9), the inner end of the tunnel sliding block (9) is connected with the molding cavity (3), and the back-off part of the molding cavity (3) is formed at the outer edge of the inner end surface of the tunnel sliding block (9).
3. The inverted inner-pulling demoulding mechanism for the automotive headlamp mask mould according to claim 2, wherein the translation driving assembly comprises a translation driver (10) fixed on the lower mould plate (1), and the end part of an output shaft of the translation driver (10) is connected with the outer end of the tunnel sliding block (9).
4. The back-off inner drawing demoulding mechanism of the automobile headlamp mask mould according to claim 2, wherein the vertical guiding push-out inner core pulling assembly (8) comprises an inner drawing sliding block (11) arranged in the middle of the lower mould plate (1) in a sliding manner, the end part of the inner drawing sliding block (11) is propped against the outer edge of the inner end surface of the tunnel sliding block (9), and the partition plate (7) is provided with a core pushing assembly capable of driving the inner drawing sliding block (11) to move in the direction away from the forming cavity (3).
5. The automobile headlamp mask mold back-off inner-drawing demolding mechanism according to claim 4, wherein the core block pushing-out assembly comprises a lifting driver (12) arranged in the partition plate (7), a push rod fixing block (13) is fixedly connected to the end part of an output shaft of the lifting driver (12), a push rod (14) which is obliquely arranged is fixedly connected to the top of the push rod fixing block (13), and the push rod (14) is inserted into the inner-drawing sliding block (11) and is in sliding fit with the inner-drawing sliding block (11).
6. The back-off inner-drawing demolding mechanism for the automobile headlamp mask mold according to claim 5, wherein a connecting groove with a T-shaped section is concavely formed in the bottom of the push rod fixing block (13), a T-shaped connector (15) is fixedly connected to the end part of an output shaft of the lifting driver (12), and the T-shaped connector (15) is in sliding fit with the connecting groove.
7. The back-off inner-drawing demolding mechanism for the automobile headlamp face mold according to claim 6, wherein limiting pressing plates (16) are arranged on two sides of the push rod fixing block (13).
8. The back-off inner-drawing demolding mechanism for the automobile headlamp mask mold according to claim 1, wherein the ejection mechanism (4) comprises a top plate (17) arranged on the lower side of the lower mold plate (1), a plurality of straight ejector rods (18) are arranged on the top plate (17), a plurality of straight ejector blocks (19) are further arranged on the lower mold plate (1), and the straight ejector blocks (19) are connected with the top plate (17) through the ejector rods.
9. The automotive headlamp face mold back-off inner-drawing demolding mechanism according to claim 8, wherein the ejection mechanism further comprises a plurality of lifting drivers (20) capable of driving the top plate (17) to lift and lower in the vertical direction.
10. The back-off inner-drawing demolding mechanism for automobile headlamp face masks according to claim 9, wherein the bottom glue feeding mechanism (5) comprises an injection molding plate (21) arranged on the lower side of the lower mold plate (1), the injection molding plate (21) is arranged on the upper side of the top plate (17), and a plurality of injection molding pipes (22) connected with the molding cavity (3) are arranged on the injection molding plate (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422184112.9U CN222987501U (en) | 2024-09-05 | 2024-09-05 | Back-off inner-drawing demoulding mechanism of automobile headlight mask mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422184112.9U CN222987501U (en) | 2024-09-05 | 2024-09-05 | Back-off inner-drawing demoulding mechanism of automobile headlight mask mould |
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| Publication Number | Publication Date |
|---|---|
| CN222987501U true CN222987501U (en) | 2025-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422184112.9U Active CN222987501U (en) | 2024-09-05 | 2024-09-05 | Back-off inner-drawing demoulding mechanism of automobile headlight mask mould |
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| Country | Link |
|---|---|
| CN (1) | CN222987501U (en) |
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- 2024-09-05 CN CN202422184112.9U patent/CN222987501U/en active Active
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