CN214239273U - Large-scale thin wall lightweight car back tail-gate injection mold - Google Patents
Large-scale thin wall lightweight car back tail-gate injection mold Download PDFInfo
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- CN214239273U CN214239273U CN202022807224.7U CN202022807224U CN214239273U CN 214239273 U CN214239273 U CN 214239273U CN 202022807224 U CN202022807224 U CN 202022807224U CN 214239273 U CN214239273 U CN 214239273U
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Abstract
The utility model provides a large-scale thin wall lightweight car back tail-gate injection mold belongs to injection mold technical field. It has solved the poor scheduling problem of current injection mold ejector pin support nature. This tail-gate injection mold behind large-scale thin wall lightweight car, including movable mould and cover half, be formed with the fashioned shaping chamber that is used for the back-gate of car between movable mould and the cover half, be provided with on the movable plate that can be close to or keep away from the movable mould on the cover half, be provided with oblique guide bar subassembly on the movable plate, be provided with the oblique ejector pin subassembly rather than paralleling on the oblique guide bar subassembly, oblique ejector pin subassembly links with oblique guide bar subassembly mutually, the upper end of oblique ejector pin subassembly is located the cover half, and can the rebound acts on the injection molding, the upper end of oblique guide bar subassembly is connected in the cover half. The utility model has the advantages of ejecting effect is stable.
Description
Technical Field
The utility model belongs to the technical field of injection mold, a large-scale thin wall lightweight car back tail-gate injection mold is related to.
Background
The injection mould is a tool for producing plastic products, and is also a tool for endowing the plastic products with complete structures and accurate sizes, the injection moulding is a processing method used when producing some parts with complex shapes in batches, and specifically, the injection mould is used for injecting heated and melted plastics into a mould cavity by an injection moulding machine at high pressure, and obtaining a formed product after cooling and solidification.
After the injection mold is used for injection molding of the plastic part, the plastic part is complicated due to the structure of a rear tail door, the plastic part needs to be ejected obliquely, the slide seat is arranged on the ejector plate in the prior art, the slide block is arranged on the slide seat and is connected with the oblique ejector pin through a pin, the oblique ejector pin penetrates through the movable mold to be contacted with the plastic part, after the mold is opened, the oblique ejector pin is driven by the ejector plate to eject the plastic part obliquely, but the oblique ejector pin is of an independent single-root structure, if the oblique angle is large, after long-term use, the plastic part is easy to bend, deform and even break, and therefore, the structural strength of the plastic part is poor, the service life is short, and frequent maintenance or replacement is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above-mentioned problem, a tail-gate injection mold behind large-scale thin wall lightweight car that ejecting effect is stable is provided.
In order to achieve the above purpose, the utility model adopts the following technical proposal:
the utility model provides a tail-gate injection mold behind large-scale thin wall lightweight car, includes movable mould and cover half, movable mould and cover half between be formed with the fashioned molding cavity that is used for the back-gate of car, a serial communication port, the cover half on be provided with the movable plate that can be close to or keep away from the movable mould on, the movable plate on be provided with oblique guide bar subassembly, oblique guide bar subassembly on be provided with the oblique ejector pin subassembly rather than paralleling, oblique ejector pin subassembly and oblique guide bar subassembly link mutually, the upper end of oblique ejector pin subassembly is located the cover half, and can the rebound act on the injection molding, the upper end of oblique guide bar subassembly is connected in the cover half.
In foretell large-scale thin wall lightweight car back tail-gate injection mold, the oblique guide bar subassembly include guide bar and last uide bushing and lower uide bushing, last uide bushing establish and arrange the cover half inside and rotate with the guide bar and be connected, lower uide bushing establish and arrange on the movable plate and rotate with the guide bar and be connected.
In the injection mold for the large thin-wall light-weight automobile rear tail door, the upper guide sleeve is internally provided with the upper guide hole for inserting the upper end of the guide rod, the upper guide hole is internally and transversely provided with the upper guide pin, and the upper end of the guide rod is provided with the upper guide hole for clamping the upper guide pin.
In the injection mold for the large thin-wall light-weight automobile rear tail door, the lower guide sleeve is internally provided with a lower guide hole for inserting the lower end of the guide rod, a lower guide pin is transversely erected in the lower guide hole, and the lower end of the guide rod is provided with a lower guide opening for clamping the lower guide pin.
In the injection mold for the large thin-wall light-weight automobile rear tail door, the inclined ejector rod assembly comprises an ejector rod, an ejector block is arranged at the upper end of the ejector rod, and the lower end of the ejector rod is movably connected to the guide rod.
In the injection mold for the large thin-wall light-weight automobile rear tail door, the guide block is arranged between the ejection rod and the guide rod, the guide structure is arranged between the ejection rod and the guide rod, and the guide structure is movably connected in the guide block.
In foretell rear door injection mold behind large-scale thin wall lightweight car, guide structure include first movable sleeve, second movable sleeve and connect the curb plate of first movable sleeve and second movable sleeve, first movable sleeve all be connected with the curb plate rotation with the second movable sleeve, and on first movable sleeve established in the ejector pin, first movable sleeve established in on the guide bar, curb plate sliding connection in the guide block.
In the injection mold for the large thin-wall light-weight automobile rear tail door, the side groove for clamping the side plate is formed in the position, corresponding to the side plate, in the guide block, and the side groove is obliquely and downwards arranged from the top to one side of the rod to one side of the guide rod.
In the injection mold for the large thin-wall light-weight automobile back tail door, the guide block is provided with a supporting structure used for the ejection block to move obliquely.
In foretell large-scale thin wall lightweight car back tail-gate injection mold, bearing structure including supporting outer tube and bracing piece, the lower extreme of supporting the outer tube links firmly in the outside of guide block, the upper end of supporting the outer tube penetrates to ejecting the piece in, the upper end of bracing piece links firmly on the guide block, the lower extreme of bracing piece penetrates to support the outer tube in and support outer tube inner wall sliding contact.
Compared with the prior art, the utility model has the advantages of:
1. the utility model discloses a be provided with oblique guide rod subassembly on the movable plate, be provided with the oblique ejector pin subassembly rather than paralleling on the oblique guide rod subassembly, oblique ejector pin subassembly links with oblique guide rod subassembly mutually, and oblique guide rod subassembly can play the supporting role to oblique ejector pin subassembly, when preventing that oblique ejector pin subassembly from upwards ejecting, and the bottom produces the inside bending of arc to improve its structural strength, guarantee life.
2. The utility model discloses a be provided with the guide block between ejection rod and the guide bar, realize linkage between them through the guide block. The stability of the connection is maintained.
3. The utility model discloses a be provided with the bearing structure when being used for ejecting piece slant motion on the guide block, bearing structure reciprocates to ejecting piece and provides support and guarantee, guarantees the stability that ejecting piece removed.
Additional advantages, objects, and features of the invention 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 invention.
Drawings
Fig. 1 is a cross-sectional view of the overall structure of the present invention.
Fig. 2 is a schematic view of the connection structure of the middle slanted guide rod assembly and the slanted ejecting rod assembly of the present invention.
Fig. 3 is a structural view of the internal connection between the middle slanted guide rod assembly and the slanted ejecting rod assembly of the present invention.
In the figure, 1, a moving die; 2. fixing a mold; 3. a molding cavity; 4. moving the plate; 5. a diagonal guide bar assembly; 6. a slanted ejector rod assembly; 7. a guide bar; 8. an upper guide sleeve; 9. a lower guide sleeve; 10. an upper guide hole; 11. an upper guide pin; 12. an upper guide port; 13. a lower guide hole; 14. a lower guide pin; 15. a lower guide port; 16. a jack-up rod; 17. ejecting a block; 18. a guide block; 19. a guide structure; 20. a first movable sleeve; 21. a second movable sleeve; 22. a side plate; 23. a side groove; 24. a support structure; 25. supporting the outer tube; 26. a support rod.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1 and 2, the large thin-wall light-weight injection mold for the rear tail gate of the automobile comprises a movable mold 1 and a fixed mold 2, a molding cavity 3 for molding the rear tail gate of the automobile is formed between the movable mold 1 and the fixed mold 2, a movable plate 4 which can be close to or far away from the movable mold 1 is arranged on the fixed mold 2, an inclined guide rod assembly 5 is arranged on the movable plate 4, an inclined ejector rod assembly 6 which is parallel to the inclined guide rod assembly 5 is arranged on the inclined guide rod assembly 5, the inclined ejector rod assembly 6 is linked with the inclined guide rod assembly 5, the upper end of the inclined ejector rod assembly 6 is positioned in the fixed mold 2 and can move upwards to act on an injection molding part, the injection molding part refers to the rear tail gate of the automobile, and the upper end of the inclined guide rod assembly 5 is connected into the fixed mold 2.
In this embodiment, be provided with oblique guide rod subassembly 5 on the movable plate 4, movable plate 4 drives through external driver, is provided with oblique ejector pin subassembly 6 rather than parallel on the oblique guide rod subassembly 5, and oblique ejector pin subassembly 6 links with oblique guide rod subassembly 5 mutually, and oblique guide rod subassembly 5 can play the supporting role to oblique ejector pin subassembly 6, when preventing that oblique ejector pin subassembly 6 from upwards ejecting, the bottom produces the inside bending of arc to improve its structural strength, guarantee life.
In this embodiment, the inclined guide rod assembly 5 includes a guide rod 7, an upper guide sleeve 8 and a lower guide sleeve 9, the upper guide sleeve 8 is arranged inside the fixed die 2 and is rotatably connected with the guide rod 7, the lower guide sleeve 9 is arranged on the movable plate 4 and is rotatably connected with the guide rod 7, when the movable plate 4 moves upwards, the guide rod 7 is pushed out, and the two ends of the guide rod 7 rotate relative to the upper guide sleeve 8 and the lower guide sleeve 9 to keep the flexibility of deflection of the guide rod 7.
In this embodiment, an upper guide hole 10 is provided in the upper guide sleeve 8 for inserting the upper end of the guide rod 7, an upper guide pin 11 is transversely erected in the upper guide hole 10, and an upper guide opening 12 for the upper guide pin 11 to be inserted is provided at the upper end of the guide rod 7. The upper guide sleeve 8 is rotatably connected with the upper guide pin 11 through the upper guide opening 12, and has the advantage of convenient disassembly and assembly.
A lower guide hole 13 for inserting the lower end of the guide rod 7 is formed in the lower upper guide sleeve 8, a lower guide pin 14 is transversely erected in the lower guide hole 13, and a lower guide opening 15 for clamping the lower guide pin 14 is formed in the lower end of the guide rod 7. The lower guide sleeve 9 is rotatably connected with the lower guide pin 14 through a lower guide opening 15, and has the advantage of being convenient to disassemble and assemble.
In this embodiment, the lifter assembly 6 includes a lifter 16, an ejector block 17 is disposed at an upper end of the lifter 16, and a lower end of the lifter 16 is movably connected to the guide rod 7. In order to facilitate replacement of the ejection block 17, the ejection block 17 and the ejection rod 16 can be detachably connected through bolts, and when the guide rod 7 moves, the ejection rod 16 and the guide rod 7 are mutually linked.
In order to keep the linkage synchronism between the two, a guide block 18 is arranged between the ejection rod 16 and the guide rod 7, a guide structure 19 is arranged between the ejection rod 16 and the guide rod 7, and the guide structure 19 is movably connected in the guide block 18. In further detail, the guide structure 19 includes a first movable sleeve 20, a second movable sleeve 21 and a side plate 22 connecting the first movable sleeve 20 and the second movable sleeve 21, the first movable sleeve 20 and the second movable sleeve 21 are both rotatably connected with the side plate 22, the first movable sleeve 20 is disposed on the ejector rod 16, the first movable sleeve 20 is disposed on the guide rod 7, and the side plate 22 is slidably connected in the guide block 18.
A side groove 23 for the side plate 22 to be clamped is formed in the guide block 18 at a position corresponding to the side plate 22, and the side groove 23 is obliquely downwards arranged from the top rod 16 side to the guide rod 7 side.
The guide rod 7 is driven to move upwards in the upward movement process of the moving plate 4, the side plate 22 connected with the guide rod 7 moves in the side groove 23 at the moment, in the movement process of the side plate 22, the guide rod 7 and the ejection rod 16 rotate through the first movable sleeve 20 and the second movable sleeve 21 respectively, the ejection block 17 at the upper end of the ejection rod 16 moves upwards, and in the process, the guide rod 7 plays a supporting role and helps to improve the strength of the ejection rod 16.
In this embodiment, be provided with bearing structure 24 that is used for when ejecting block 17 slant motion on the guide block 18, bearing structure 24 reciprocates to ejecting block 17 and provides support and guarantee, guarantee the stability that ejecting block 17 removed, further expand, bearing structure 24 is including supporting outer tube 25 and bracing piece 26, the lower extreme of supporting outer tube 25 links firmly in the outside of guide block 18, the upper end of supporting outer tube 25 penetrates to ejecting block 17 in, the upper end of bracing piece 26 links firmly on guide block 18, the lower extreme of bracing piece 26 penetrates to supporting outer tube 25 in with supporting outer tube 25 inner wall sliding contact.
The utility model discloses a theory of operation does: be formed with between movable mould 1 and the cover half 2 and be used for fashioned shaping chamber 3 of car back tail-gate, through the mouth of moulding plastics on the movable mould 1 to injecting plastics material in shaping chamber 3, after the product shaping, it is ejecting to the product through oblique ejector pin subassembly 6, it is concrete, movable plate 4 drives through external driver, oblique guide bar subassembly 5 is parallel to each other with oblique ejector pin subassembly 6, movable plate 4 can drive guide bar 7 upward movement in-process of upward movement, curb plate 22 that guide bar 7 is connected can move in side channel 23 this moment, the in-process that curb plate 22 removed, guide bar 7 and ejector pin 16 can rotate through first movable sleeve 20, second movable sleeve 21 respectively, ejection block 17 of ejector pin 16 upper end can the upward movement, in this process, guide bar 7 plays the effect of support, help promotes the intensity of ejector pin 16.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although the terms of the movable mold 1, the fixed mold 2, the molding cavity 3, the moving plate 4, the tilt guide rod assembly 5, the tilt jack assembly 6, the guide rod 7, the upper guide sleeve 8, the lower guide sleeve 9, the upper guide hole 10, the upper guide pin 11, the upper guide port 12, the lower guide hole 13, the lower guide pin 14, the lower guide port 15, the ejector rod 16, the ejector block 17, the guide block 18, the guide structure 19, the first movable sleeve 20, the second movable sleeve 21, the side plate 22, the side groove 23, the support structure 24, the support outer tube 25, the support rod 26, and the like are used more frequently herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention and should not be interpreted as imposing any additional limitations that are contrary to the spirit of the present invention.
Claims (10)
1. The utility model provides a tail-gate injection mold behind large-scale thin wall lightweight car, includes movable mould (1) and cover half (2), movable mould (1) and cover half (2) between be formed with and be used for fashioned molding cavity (3) of tail-gate behind the car, a serial communication port, cover half (2) on be provided with movable plate (4) that can be close to or keep away from movable mould (1), movable plate (4) on be provided with oblique guide rod subassembly (5), oblique guide rod subassembly (5) on be provided with oblique ejector pin subassembly (6) that parallel rather than, oblique ejector pin subassembly (6) and oblique guide rod subassembly (5) link mutually, the upper end of oblique ejector pin subassembly (6) is located cover half (2), and can the rebound act on the injection molding, the upper end of oblique guide rod subassembly (5) is connected in cover half (2).
2. The injection mold for the large thin-wall light-weight automobile rear tail door according to claim 1, characterized in that the inclined guide rod assembly (5) comprises a guide rod (7), an upper guide sleeve (8) and a lower guide sleeve (9), the upper guide sleeve (8) is arranged inside the fixed mold (2) and rotatably connected with the guide rod (7), and the lower guide sleeve (9) is arranged on the movable plate (4) and rotatably connected with the guide rod (7).
3. The injection mold for the large thin-wall light-weight automobile rear tail door as claimed in claim 2, wherein an upper guide hole (10) for inserting the upper end of the guide rod (7) is formed in the upper guide sleeve (8), an upper guide pin (11) is transversely erected in the upper guide hole (10), and an upper guide opening (12) for clamping the upper guide pin (11) is formed in the upper end of the guide rod (7).
4. The injection mold for the large thin-wall light-weight automobile rear tail door as claimed in claim 2, wherein a lower guide hole (13) for inserting the lower end of the guide rod (7) is formed in the lower guide sleeve (9), a lower guide pin (14) is transversely erected in the lower guide hole (13), and a lower guide opening (15) for the lower guide pin (14) to be clamped is formed in the lower end of the guide rod (7).
5. The large thin-wall light-weight automobile back tail door injection mold as claimed in claim 2, wherein the oblique ejector rod assembly (6) comprises an ejector rod (16), an ejector block (17) is arranged at the upper end of the ejector rod (16), and the lower end of the ejector rod (16) is movably connected to the guide rod (7).
6. The large thin-wall light-weight injection mold for the rear tail door of the automobile according to claim 5, characterized in that a guide block (18) is arranged between the jacking rod (16) and the guide rod (7), a guide structure (19) is arranged between the jacking rod (16) and the guide rod (7), and the guide structure (19) is movably connected in the guide block (18).
7. The injection mold for the large thin-wall light-weight automobile rear tail door as claimed in claim 6, wherein the guide structure (19) comprises a first movable sleeve (20), a second movable sleeve (21) and a side plate (22) connecting the first movable sleeve (20) and the second movable sleeve (21), the first movable sleeve (20) and the second movable sleeve (21) are rotatably connected with the side plate (22), the first movable sleeve (20) is arranged on the ejection rod (16), the first movable sleeve (20) is arranged on the guide rod (7), and the side plate (22) is slidably connected in the guide block (18).
8. The injection mold for the large thin-wall light-weight automobile back tail door as claimed in claim 7, wherein a side groove (23) for the side plate (22) to be clamped in is formed in the guide block (18) at a position corresponding to the side plate (22), and the side groove (23) is obliquely arranged downwards from the top rod (16) side to the guide rod (7) side.
9. The large thin-wall light-weight automobile back door injection mold as claimed in claim 6, wherein the guide block (18) is provided with a support structure (24) for the ejection block (17) to move obliquely.
10. The injection mold for the large thin-wall light-weight automobile rear tail door according to claim 9, wherein the supporting structure (24) comprises an outer supporting tube (25) and a supporting rod (26), the lower end of the outer supporting tube (25) is fixedly connected to the outer side of the guide block (18), the upper end of the outer supporting tube (25) penetrates into the ejector block (17), the upper end of the supporting rod (26) is fixedly connected to the guide block (18), and the lower end of the supporting rod (26) penetrates into the outer supporting tube (25) and is in sliding contact with the inner wall of the outer supporting tube (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022807224.7U CN214239273U (en) | 2020-11-27 | 2020-11-27 | Large-scale thin wall lightweight car back tail-gate injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022807224.7U CN214239273U (en) | 2020-11-27 | 2020-11-27 | Large-scale thin wall lightweight car back tail-gate injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214239273U true CN214239273U (en) | 2021-09-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022807224.7U Active CN214239273U (en) | 2020-11-27 | 2020-11-27 | Large-scale thin wall lightweight car back tail-gate injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214239273U (en) |
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2020
- 2020-11-27 CN CN202022807224.7U patent/CN214239273U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Injection Mold for Large Thin Wall Lightweight Rear Tailgate of Automobile Effective date of registration: 20221206 Granted publication date: 20210921 Pledgee: Bank of Ningbo Co.,Ltd. Taizhou Branch Pledgor: ZHEJIANG DASHENG MOULD Co.,Ltd. Registration number: Y2022330003510 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |