CN219445936U - Anti-pouring-gate wire drawing mechanism for electric vehicle covering part die - Google Patents
Anti-pouring-gate wire drawing mechanism for electric vehicle covering part die Download PDFInfo
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- CN219445936U CN219445936U CN202320185438.6U CN202320185438U CN219445936U CN 219445936 U CN219445936 U CN 219445936U CN 202320185438 U CN202320185438 U CN 202320185438U CN 219445936 U CN219445936 U CN 219445936U
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Abstract
The utility model belongs to the technical field of dies, and particularly relates to an anti-pouring-gate wire drawing mechanism of an electric vehicle covering part die. The utility model comprises a covering piece upper die and a covering piece lower die, wherein a covering piece forming concave cavity is arranged in the covering piece upper die, and a covering piece forming convex seat is arranged in the covering piece lower die. In the injection molding process, the upper covering part die and the lower covering part die are mutually close, so that the concave covering part molding cavity and the convex covering part molding seat are in butt joint and matched to form a complete cavity, molten materials are injected through the injection molding main board and are injected into the cavity through the pouring gate wire drawing injection molding assembly, the condition that a pouring gate is drawn during the injection of the molten materials can be avoided through the pouring gate wire drawing injection molding assembly, the flatness of the pouring gate is ensured, the surface quality of a plastic part is high, after injection molding is finished, the die is opened, the molded plastic part is ejected through the demolding ejection part, and multidirectional ejection and ejection are adopted, so that the ejection is accurate.
Description
Technical Field
The utility model belongs to the technical field of dies, and relates to an anti-pouring-gate wire drawing mechanism of an electric vehicle covering part die.
Background
The outer covering plastic part of the electric vehicle is generally formed by injection molding, and is required to be manufactured by using a die. In the injection molding process of the existing electric vehicle covering part die, the condition of wire drawing is easy to occur at an injection molding pouring gate, the flatness of the pouring gate is difficult to ensure, and the surface quality of a plastic part is relatively general.
In order to overcome the defects in the prior art, people continuously explore and put forward various solutions, for example, chinese patent discloses an electric vehicle outer covering part point gate hot runner traceless injection mold [ application number: 202221159064.2, including last die carrier, the bottom of going up the die carrier is provided with down the die carrier, and the inside of inner chamber is provided with the interior die holder, and the inside of a plurality of paster guide slots all is provided with the heat conduction paster, and the inside of inner chamber is provided with a plurality of cooling tubes, and the inside of heat flow chamber is fixed to be provided with temperature detect switch and hot plate. However, in the injection molding process, the injection molding gate is still easy to be subjected to wire drawing, and the defect that the flatness of the gate is difficult to ensure and the surface quality of a plastic part is common exists.
Disclosure of Invention
The utility model aims to solve the problems and provides an anti-sprue wire drawing mechanism of an electric vehicle covering part die.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides an electric motor car covering mould prevents runner wire drawing mechanism, includes covering upper die and covering lower die, covering upper die in be equipped with covering shaping cavity, covering lower die in be equipped with covering shaping boss, covering shaping cavity and the position of covering shaping boss corresponding and the shape matches and suits, covering upper die top be equipped with the mainboard of moulding plastics, moulding plastics and being equipped with between mainboard and the covering upper die and preventing runner wire drawing subassembly of moulding plastics, the position of preventing runner wire drawing subassembly of moulding plastics and covering shaping boss corresponding, covering lower die below be equipped with the drawing of patterns ejecting piece, drawing of patterns ejecting piece and covering shaping boss sliding fit.
In the above-mentioned electric motor car covering mould prevents runner wire drawing mechanism, prevent runner wire drawing and mould plastics the subassembly including setting up the reposition of redundant personnel panel of moulding plastics between mainboard and covering upper die, the reposition of redundant personnel panel below of moulding plastics be equipped with a plurality of reposition of redundant personnel and mould a section of thick bamboo, the reposition of redundant personnel mould and be equipped with the pressurization in the section of thick bamboo of moulding plastics and mould plastics the pipe, the pressurization mould plastics and be equipped with in the pipe and prevent runner wire drawing portion.
In the above-mentioned electric motor car covering piece mould prevents runner wire drawing mechanism, prevent runner wire drawing portion including setting up in the intraductal runner wire drawing that prevents of pressurization injection, the runner wire drawing that prevents even section of thick bamboo opening be loudspeaker form, the runner wire drawing that prevents even section of thick bamboo and covering piece shaping boss's position corresponding.
In the pouring gate preventing wire drawing mechanism of the electric vehicle covering part die, a fastening connecting piece is arranged between the pressurizing injection molding pipe and the split injection molding cylinder, and the fastening connecting piece is fixedly connected with the split injection molding cylinder in a threaded manner.
In the pouring gate wire drawing prevention mechanism of the electric vehicle covering part die, the fastening connecting piece comprises a fastening bolt head arranged between the pressurizing injection molding pipe and the split injection molding cylinder, the fastening bolt head is fixedly connected with the split injection molding cylinder in a threaded manner, and the pressurizing injection molding pipe penetrates through the fastening bolt head.
In the anti-pouring gate wire drawing mechanism of the electric vehicle covering part die, an injection molding main hole is formed in the injection molding main plate, and the injection molding main hole is communicated with the split injection molding panel.
In the pouring gate preventing wire drawing mechanism of the electric vehicle covering part die, the lower die of the covering part is provided with a plurality of die assembly alignment blocks, and the die assembly alignment blocks are in clamping fit with the upper die of the covering part.
In the pouring gate preventing wire drawing mechanism of the electric vehicle covering part die, the demolding ejection piece comprises a plurality of demolding forming inclined ejector rods arranged below the covering part lower die, and the demolding forming inclined ejector rods are in sliding fit with the covering part forming convex seats.
In the pouring gate preventing wire drawing mechanism of the electric vehicle covering part die, a plurality of straight ejection demoulding rods are further arranged below the covering part lower die, the straight ejection demoulding rods are in sliding fit with the covering part forming convex seats, and the straight ejection demoulding rods and the demoulding forming inclined ejection rods are arranged in a staggered mode.
In the pouring gate preventing wire drawing mechanism of the electric vehicle covering part die, an ejection connecting plate is further arranged below the covering part lower die, and the straight ejection demoulding rod and the demoulding forming inclined ejection rod are respectively connected with the ejection connecting plate.
Compared with the prior art, the utility model has the advantages that:
1. in the injection molding process, the upper covering part die and the lower covering part die are mutually close, so that the concave covering part molding cavity and the convex covering part molding seat are in butt joint and matched to form a complete cavity, molten materials are injected through the injection molding main board and are injected into the cavity through the pouring gate wire drawing injection molding assembly, the condition that a pouring gate is drawn during the injection of the molten materials can be avoided through the pouring gate wire drawing injection molding assembly, the flatness of the pouring gate is ensured, the surface quality of a plastic part is high, after injection molding is finished, the die is opened, the molded plastic part is ejected through the demolding ejection part, and multidirectional ejection and ejection are adopted, so that the ejection is accurate.
2. According to the utility model, the pressurizing injection molding pipe and the split injection molding cylinder are connected and fixed through the fastening bolt head, the fastening bolt head can prevent the pressurizing injection molding pipe from shaking in the injection molding process, and the stability is high.
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 structural view of the present utility model.
Fig. 2 is a partial structural schematic of the present utility model.
Fig. 3 is a schematic view of a partial structure of another aspect of the present utility model.
Fig. 4 is a schematic view of a partial structure of another aspect of the present utility model.
Fig. 5 is a schematic view of a partial structure of another aspect of the present utility model.
In the figure: the injection molding machine comprises a covering part upper die 1, a covering part lower die 2, a covering part molding concave cavity 3, a covering part molding convex seat 4, an injection molding main board 5, an anti-sprue drawing injection molding assembly 6, a demolding ejection piece 7, a distribution injection molding panel 8, a distribution injection molding cylinder 9, a pressurizing injection molding pipe 10, an anti-sprue drawing part 11, an anti-sprue drawing connecting cylinder 12, a fastening connecting piece 13, a fastening bolt head 14, an injection molding main hole 15, a die assembly alignment block 16, a demolding molding inclined ejector rod 17, a straight ejection demolding rod 18 and an ejection connecting plate 19.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
As shown in fig. 1-5, an electric vehicle covering part mold anti-pouring gate wire drawing mechanism comprises a covering part upper mold 1 and a covering part lower mold 2, wherein a covering part forming concave cavity 3 is arranged in the covering part upper mold 1, a covering part forming convex seat 4 is arranged in the covering part lower mold 2, the covering part forming concave cavity 3 corresponds to the position of the covering part forming convex seat 4 and is matched with the shape, an injection molding main plate 5 is arranged above the covering part upper mold 1, an anti-pouring gate wire drawing injection molding assembly 6 is arranged between the injection molding main plate 5 and the covering part upper mold 1, the anti-pouring gate wire drawing injection molding assembly 6 corresponds to the position of the covering part forming convex seat 4, a demolding ejection piece 7 is arranged below the covering part lower mold 2, and the demolding ejection piece 7 is in sliding fit with the covering part forming convex seat 4.
In this embodiment, in the injection molding process, the upper cover die 1 and the lower cover die 2 are close to each other, so that the cover molding concave cavity 3 and the cover molding convex seat 4 are in butt fit to form a complete cavity, molten materials are injected through the injection molding main board 5 and are injected into the cavity through the anti-gate wire drawing injection molding assembly 6, the situation that the gate is wire-drawn during injection of the molten materials can be avoided through the anti-gate wire drawing injection molding assembly 6, the flatness of the gate is ensured, the surface quality of a plastic part is high, after injection molding is completed, the die is opened, the molded plastic part is ejected through the demolding ejection part 7, multidirectional ejection is adopted, and ejection is accurate.
Referring to fig. 1-5, the anti-gate wire drawing injection molding assembly 6 comprises an split injection molding panel 8 arranged between the injection molding main board 5 and the covering part upper die 1, a plurality of split injection molding cylinders 9 are arranged below the split injection molding panel 8, a pressurizing injection molding pipe 10 is arranged in the split injection molding cylinders 9, and an anti-gate wire drawing part 11 is arranged in the pressurizing injection molding pipe 10.
Specifically speaking, in the injection molding process, the upper covering part die 1 and the lower covering part die 2 are mutually close, the concave covering part molding cavity 3 and the convex covering part molding seat 4 are in butt fit to form a complete cavity, molten materials are injected through the injection molding main board 5, the molten materials are split through the split injection molding barrel 9, the materials are pressurized through the pressurizing injection molding pipe 10, the materials are injected into the cavity through the pouring gate preventing wire drawing part 11, the condition that the pouring gate is drawn during the injection of the molten materials can be avoided through the pouring gate preventing wire drawing part 11, the flatness of the pouring gate is ensured, the surface quality of a plastic part is high, after injection molding is completed, the die is opened, the molded plastic part is ejected through the demolding ejection part 7, multidirectional ejection is adopted, and ejection is accurate.
Referring to fig. 1-5, the anti-gate wire drawing part 11 comprises an anti-gate wire drawing connecting barrel 12 arranged in the pressurized injection molding pipe 10, an opening of the anti-gate wire drawing connecting barrel 12 is in a horn shape, and the anti-gate wire drawing connecting barrel 12 corresponds to the position of the covering part molding boss 4.
In this embodiment, in the injection molding process, the upper cover die 1 and the lower cover die 2 are close to each other, make the cover molding cavity 3 and the cover molding boss 4 butt cooperate to form complete die cavity, the molten material is injected through the injection molding main board 5, and shunt the molten material through the shunt injection molding barrel 9, the pressurization injection molding pipe 10 pressurizes the material, and pour into the die cavity through the anti-gate wire drawing even barrel 12, the anti-gate wire drawing even barrel 12 opening is loudspeaker form, the material area of contact is big, the reduction gate wire drawing condition, ensure the planarization of runner department, the plastic part surface quality is high, after accomplishing the injection molding, the die sinking is opened, the plastic part after will shaping is ejecting through drawing of patterns ejection piece 7 can, multidirectional ejection is adopted, ejection is accurate.
A fastening connecting piece 13 is arranged between the pressurizing injection molding pipe 10 and the split injection molding barrel 9, and the fastening connecting piece 13 is fixedly connected with the split injection molding barrel 9 in a threaded manner.
In this embodiment, the pressurization injection molding pipe 10 and the split injection molding barrel 9 are connected and fixed through the fastening connecting piece 13, the fastening connecting piece 13 can avoid the pressurization injection molding pipe 10 from shaking in the injection molding process, and the stability is stronger.
Referring to fig. 4-5, the fastening connection piece 13 includes a fastening bolt head 14 disposed between the compression injection molding pipe 10 and the split injection molding barrel 9, the fastening bolt head 14 is screwed with the split injection molding barrel 9, and the compression injection molding pipe 10 penetrates through the fastening bolt head 14.
In this embodiment, the compression injection molding pipe 10 and the split injection molding barrel 9 are connected and fixed through the fastening bolt head 14, and the fastening bolt head 14 can avoid the compression injection molding pipe 10 from shaking in the injection molding process, so that the stability is high.
The injection molding main board 5 is internally provided with an injection molding main hole 15, and the injection molding main hole 15 is communicated with the distribution injection molding panel 8.
In this embodiment, the molten material is injected through the injection molding main hole 15 in the injection molding main plate 5.
The lower die 2 of the covering part is provided with a plurality of die assembly alignment blocks 16, and the die assembly alignment blocks 16 are matched with the upper die 1 of the covering part in a clamping way.
In this embodiment, in the mold clamping process, the mold clamping accuracy is high by the engagement between the mold clamping alignment block 16 and the upper cover mold 1.
Referring to fig. 4, the demolding ejector 7 includes a plurality of demolding and molding inclined ejector rods 17 disposed below the lower mold 2 of the covering part, and the demolding and molding inclined ejector rods 17 are slidably matched with the forming boss 4 of the covering part.
In this embodiment, in the injection molding process, the bottom structure of the auxiliary molding plastic part is matched with the covering part molding boss 4 at the top of the demolding molding inclined ejector rod 17, after injection molding is completed, the bottom around the plastic part is primarily demolded by moving the demolding molding inclined ejector rod 17, and the case clamping condition is reduced.
Referring to fig. 4, a plurality of straight ejection ejector rods 18 are further arranged below the lower cover die 2, the straight ejection rods 18 are in sliding fit with the cover forming convex seats 4, and the straight ejection rods 18 and the ejection forming inclined ejector rods 17 are arranged in a staggered mode.
In this embodiment, after the preliminary demolding is completed, the straight ejection demolding rod 18 is moved, and the molded plastic part is completely ejected through the straight ejection demolding rod 18, so that the ejection area is large and the ejection precision is high.
Referring to fig. 4, an ejection connection plate 19 is further disposed below the lower cover mold 2, and the straight ejection demolding rod 18 and the demolding forming inclined ejection rod 17 are respectively connected with the ejection connection plate 19.
In this embodiment, the ejector connecting plate 19 is used to connect and fix the straight ejector pin 18 and the ejector pin 17.
The working principle of the utility model is as follows:
in the injection molding process, the upper covering part die 1 and the lower covering part die 2 are mutually close to each other, so that the concave covering part molding cavity 3 and the convex covering part molding seat 4 are abutted and matched to form a complete cavity, molten materials are injected through an injection molding main hole 15 in the injection molding main board 5 and are split through a split injection cylinder 9, the materials are pressurized through a pressurizing injection pipe 10 and are injected into the cavity through a pouring gate-preventing wire drawing connecting cylinder 12, the opening of the pouring gate-preventing wire drawing connecting cylinder 12 is horn-shaped, the contact area of the materials is large, the pouring gate wire drawing condition is reduced, the flatness of a pouring gate is ensured, the surface quality of a plastic part is high,
the pressurizing injection molding pipe 10 and the split injection molding cylinder 9 are connected and fixed through the fastening bolt head 14, the fastening bolt head 14 can avoid the shaking of the pressurizing injection molding pipe 10 in the injection molding process, the stability is stronger,
in the process of die assembly, the die assembly accuracy is high by the clamping fit between the die assembly alignment block 16 and the upper die 1 of the covering part,
in the injection molding process, the top of the demoulding forming inclined ejector rod 17 is matched with the bottom structure of the covering part forming convex seat 4 to assist in forming the plastic part, after injection molding is finished, the bottom of the periphery of the plastic part is firstly subjected to preliminary demoulding by moving the demoulding forming inclined ejector rod 17, so that the case of clamping is reduced,
after the preliminary demoulding is finished, the straight ejection demoulding rod 18 is moved, the molded plastic part is completely ejected through the straight ejection demoulding rod 18, the ejection area is large, the ejection precision is high,
the ejection connecting plate 19 is used for connecting and fixing the straight ejection demoulding rod 18 and the demoulding forming inclined ejector rod 17.
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.
Although terms of the upper cover mold 1, the lower cover mold 2, the cover molding cavity 3, the cover molding boss 4, the injection molding main plate 5, the anti-gate wire drawing injection molding assembly 6, the knock out ejector 7, the split injection molding panel 8, the split injection molding cylinder 9, the compression injection molding pipe 10, the anti-gate wire drawing part 11, the anti-gate wire drawing connecting cylinder 12, the fastening connector 13, the fastening bolt head 14, the injection molding main hole 15, the mold clamping alignment block 16, the knock out molding inclined ejector 17, the straight ejection bar 18, the knock out connecting plate 19 are used more herein, the possibility of using other terms is not excluded. These terms are only used to more conveniently describe and explain the nature of the utility model and should be construed in a manner consistent with their spirit and scope.
Claims (10)
1. The utility model provides an electric motor car covering mould prevents runner wire drawing mechanism, includes covering cope match-plate pattern (1) and covering lower mould (2), its characterized in that, covering cope match-plate pattern (1) in be equipped with covering shaping cavity (3), covering lower mould (2) in be equipped with covering shaping boss (4), covering shaping cavity (3) and covering shaping boss (4) the position corresponding and the shape match fit, covering cope match-plate pattern (1) top be equipped with mainboard (5) of moulding plastics, mainboard (5) of moulding plastics and covering cope match-plate pattern (1) between be equipped with and prevent runner wire drawing injection moulding subassembly (6), prevent runner wire drawing injection moulding subassembly (6) and covering shaping boss (4) the position corresponding, covering lower mould (2) below be equipped with drawing of patterns ejection piece (7), drawing of patterns ejection piece (7) and covering shaping boss (4) sliding fit.
2. The anti-sprue wire drawing mechanism of the electric vehicle covering part die according to claim 1, wherein the anti-sprue wire drawing injection assembly (6) comprises an split injection molding panel (8) arranged between an injection molding main board (5) and the covering part upper die (1), a plurality of split injection molding cylinders (9) are arranged below the split injection molding panel (8), a pressurizing injection molding pipe (10) is arranged in the split injection molding cylinder (9), and an anti-sprue wire drawing part (11) is arranged in the pressurizing injection molding pipe (10).
3. The anti-gate wire drawing mechanism of the electric vehicle covering part die according to claim 2, wherein the anti-gate wire drawing part (11) comprises an anti-gate wire drawing connecting cylinder (12) arranged in the pressurized injection molding pipe (10), an opening of the anti-gate wire drawing connecting cylinder (12) is horn-shaped, and the anti-gate wire drawing connecting cylinder (12) corresponds to the position of the covering part forming boss (4).
4. The pouring gate wire drawing prevention mechanism for the electric vehicle covering part die according to claim 3, wherein a fastening connecting piece (13) is arranged between the pressurizing injection molding pipe (10) and the split injection molding cylinder (9), and the fastening connecting piece (13) is fixedly connected with the split injection molding cylinder (9) in a threaded manner.
5. The anti-gate wire drawing mechanism of the electric vehicle covering part die according to claim 4, wherein the fastening connecting piece (13) comprises a fastening bolt head (14) arranged between the pressurizing injection molding pipe (10) and the split injection molding cylinder (9), the fastening bolt head (14) is fixedly connected with the split injection molding cylinder (9) in a threaded manner, and the pressurizing injection molding pipe (10) penetrates through the fastening bolt head (14).
6. The anti-pouring-gate wire drawing mechanism for the electric vehicle covering part die according to claim 5, wherein an injection molding main hole (15) is formed in the injection molding main board (5), and the injection molding main hole (15) is communicated with the distribution injection molding panel (8).
7. The anti-pouring-gate wire drawing mechanism of the electric vehicle covering part die according to claim 6, wherein a plurality of die assembly alignment blocks (16) are arranged on the covering part lower die (2), and the die assembly alignment blocks (16) are matched with the covering part upper die (1) in a clamping manner.
8. The anti-pouring-gate wire drawing mechanism of the electric vehicle covering part die according to claim 7, wherein the demolding ejection piece (7) comprises a plurality of demolding forming inclined ejector rods (17) arranged below the covering part lower die (2), and the demolding forming inclined ejector rods (17) are in sliding fit with the covering part forming convex seats (4).
9. The anti-pouring-gate wire drawing mechanism of the electric vehicle covering part die according to claim 8, wherein a plurality of straight ejection demoulding rods (18) are further arranged below the covering part lower die (2), the straight ejection demoulding rods (18) are in sliding fit with the covering part forming convex seats (4), and the straight ejection demoulding rods (18) and the ejection forming inclined ejector rods (17) are arranged in a staggered mode.
10. The anti-pouring-gate wire drawing mechanism of the electric vehicle covering part die according to claim 9, wherein an ejection connecting plate (19) is further arranged below the covering part lower die (2), and the straight ejection demoulding rod (18) and the demoulding forming inclined ejector rod (17) are respectively connected with the ejection connecting plate (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320185438.6U CN219445936U (en) | 2023-01-31 | 2023-01-31 | Anti-pouring-gate wire drawing mechanism for electric vehicle covering part die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320185438.6U CN219445936U (en) | 2023-01-31 | 2023-01-31 | Anti-pouring-gate wire drawing mechanism for electric vehicle covering part die |
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| Publication Number | Publication Date |
|---|---|
| CN219445936U true CN219445936U (en) | 2023-08-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320185438.6U Active CN219445936U (en) | 2023-01-31 | 2023-01-31 | Anti-pouring-gate wire drawing mechanism for electric vehicle covering part die |
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|---|---|
| CN (1) | CN219445936U (en) |
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2023
- 2023-01-31 CN CN202320185438.6U patent/CN219445936U/en active Active
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