CN215434960U - High accuracy car tuber pipe mould structure of punching a hole in - Google Patents
High accuracy car tuber pipe mould structure of punching a hole in Download PDFInfo
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- CN215434960U CN215434960U CN202121239088.4U CN202121239088U CN215434960U CN 215434960 U CN215434960 U CN 215434960U CN 202121239088 U CN202121239088 U CN 202121239088U CN 215434960 U CN215434960 U CN 215434960U
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Abstract
The utility model discloses a high-precision automobile air duct in-mold punching structure which comprises a left mold body, a right mold body and a punching device, wherein the punching device is arranged on the side edge of a cavity formed by the left mold body and the right mold body, the punching device comprises a left punching assembly and a right punching assembly which are arranged on two sides of a blow molding workpiece, and the left punching assembly and the right punching assembly are oppositely arranged on the left mold body and the right mold body in a reverse direction respectively. The punching device is arranged together with the left die body and the right die body, and the workpiece is punched while blow molding is carried out, so that the integrated inner punching process of the blow molding die is realized. And the punching device is respectively provided with a left punching component and a right punching component which are opposite, the right punching component is retreated a little when punching, then the left punching component firstly punches a certain thickness on a workpiece, and after the workpiece is formed, the punching shaft starts to punch a certain stroke, so that the surface roughness and the dimensional accuracy of the punched hole are higher, no burr is left on the edge of the hole of the product, and the quality performance of the produced workpiece is better.
Description
Technical Field
The utility model relates to a blow molding and punching die of a riding air pipe, in particular to a high-precision automobile air pipe in-die punching structure.
Background
Blow molding, which is a method of forming a hollow article by blowing a hot-melt parison closed in a mold with the aid of gas pressure, is a common plastic processing method and is also a plastic molding method that is being developed relatively quickly. Compared with injection molding, the blow molding has the advantages of lower equipment cost, stronger adaptability, good formability and capability of forming products with complex undulating shapes. The molding hole of the blow molding product in the prior art is generally simpler and has burrs in punching, and the surface roughness and the dimensional accuracy of the hole cannot meet the requirements.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a high-precision automobile air duct in-mold punching structure which is characterized in that punching devices for punching are arranged on two sides of a molded blow molding mold cavity simultaneously, and the surface roughness and the dimensional precision of a product hole are improved by alternately opposite punching and shaft withdrawing of a left punching hole and a right punching hole.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a structure of punching a hole in high accuracy car tuber pipe mould, includes left die body, right die body and punching device, punching device sets up the die cavity side that forms at left die body and right die body, and the die cavity is used for the shaping of blowing work piece, punching device is including setting up the left side subassembly and the right side subassembly of punching a hole on blowing work piece both sides, left side subassembly and the right side subassembly of punching a hole reverse relative setting on left die body and right die body respectively.
As the improvement of the technical scheme, the left punching assembly comprises a left oil cylinder, a left mounting piece and a left punching shaft, the left punching shaft is arranged on an oil rod of the left oil cylinder and is driven by the left oil cylinder, and the left oil cylinder is mounted on the left die body by the left mounting piece.
As the further improvement of the technical scheme, the right punching assembly comprises a right oil cylinder, a right mounting piece and a right punching shaft, the right punching shaft is arranged on an oil rod of the right oil cylinder and is driven by the right oil cylinder, and the right oil cylinder is arranged on a right die body through the right mounting piece.
As a further improvement of the above technical solution, the punching modules are further arranged outside the left punching shaft and the right punching shaft, and the punching modules are used for positioning punching holes.
As a further improvement of the technical scheme, the punching module comprises a left punching module and a right punching module, wherein the left punching module and the right punching module are respectively provided with a punching platform, and the punching platforms of the left punching module and the right punching module are respectively positioned on two sides of the punching position of the workpiece.
As a further improvement of the technical scheme, the bottom of the stamping platform is also provided with stamping holes, and the stamping holes in the left and right stamping modules respectively correspond to the stamping positions on the two sides of the blow-molded workpiece.
As a further improvement of the above technical solution, the punching device is provided in plurality on the blow-molded workpiece, and each punching device corresponds to one punching position on the workpiece.
The beneficial effects are that: the blow molding die is provided with the cavity and the punching device, and the punching device is arranged together with the left die body and the right die body, so that a workpiece is punched while blow molding is carried out, and the integrated inner punching process of the blow molding die is realized. And the punching device is respectively provided with a left punching component and a right punching component which are opposite, the right punching component is retreated a little when punching, then the left punching component firstly punches a certain thickness on a workpiece, and after the workpiece is formed, the punching shaft starts to punch a certain stroke, so that the surface roughness and the dimensional accuracy of the punched hole are higher, no burr is left on the edge of the hole of the product, and the quality performance of the produced workpiece is better.
Drawings
The utility model is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural diagram of a right mold body according to the present invention;
FIG. 2 is a schematic view of the left mold body structure of the present invention;
FIG. 3 is a schematic view of the punch assembly of the present invention;
figure 4 is a schematic cross-sectional view of a punch assembly of the present invention.
1. A left punch assembly; 11. a left oil cylinder; 12. a left mounting member; 13. a left punch shaft; 14. a left punching module; 2. a right punch assembly; 21. a right cylinder; 22. a right mount; 23. a right punch shaft; 24. a right punching module; 3. a left mold body; 4. a right mold body; 5. a mold cavity.
Detailed Description
The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and those skilled in the art can obtain other embodiments without inventive effort based on the embodiments of the present invention, and all embodiments are within the protection scope of the present invention. In addition, all the connection/connection relations referred to in the patent do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection auxiliary components according to specific implementation conditions. All technical characteristics in the utility model can be interactively combined on the premise of not conflicting with each other.
Referring to fig. 1, fig. 2, a structure of punching a hole in high accuracy car tuber pipe mould, including left die body 3, right die body 4 and punching device, punching device sets up at the 5 sides of the die cavity that left die body 3 and right die body 4 formed, and die cavity 5 is used for the shaping of blowing work piece, punching device is including setting up the left side subassembly 1 and the right side subassembly 2 that punches a hole on blowing work piece both sides, the left side subassembly 1 and the right side subassembly 2 that punches a hole reverse relative setting on left die body 3 and right die body 4 respectively. Left side subassembly 1 and the right side subassembly 2 of punching a hole that set up together with die cavity 5 can realize that die cavity 5 punches a hole to the work piece in blow molding to reach the effect that reduces downthehole surface burr, improve the roughness and the size precision who punches a hole. The punching devices are arranged on the blow-molding workpiece, each punching device corresponds to one punching position on the workpiece, the plurality of punching devices are arranged on the side edge of the cavity 5 of the blow-molding die, so that a plurality of holes in the side edge of the automobile air pipe can be punched simultaneously, and the punching precision is ensured while the production efficiency is improved.
Referring to fig. 3 and 4, the left punching assembly 1 comprises a left oil cylinder 11, a left mounting member 12 and a left punching shaft 13, the left punching shaft 13 is arranged on an oil rod of the left oil cylinder 11 and is driven by the left oil cylinder 11, and the left oil cylinder 11 is mounted on the left die body 3 through the left mounting member 12. The right punching assembly 2 comprises a right oil cylinder 21, a right mounting piece 22 and a right punching shaft 23, the right punching shaft 23 is arranged on an oil rod of the right oil cylinder 21 and is driven through the right oil cylinder 21, and the right oil cylinder 21 is arranged on a right die body 4 through the right mounting piece 22. The left mounting part 12 and the right mounting part 22 are mainly used for fixing the left oil cylinder 11 and the right oil cylinder 21 on the left die body 3 and the right die body 4 respectively, and the left die shaft 13 and the right die shaft 23 are prevented from being influenced by the left die body 3 and the right die body 4 when the left mounting part and the right mounting part are fixed.
And punching modules are further arranged outside the left punching shaft 13 and the right punching shaft 23 and are used for positioning punching holes. The punching module comprises a left punching module 14 and a right punching module 24, wherein the left punching module 14 and the right punching module 24 are both provided with punching platforms, and the punching platforms of the left punching module 24 and the right punching module 24 are respectively positioned on two sides of the workpiece punching position. The bottom of the punching platform is also provided with punching holes, and the punching holes in the left punching module 24 and the right punching module 24 correspond to the punching positions on the two sides of the blow-molded workpiece respectively. The edge position that the module that punches a hole that sets up can need the work piece to punch a hole further moulds, fixes a position to the position of punching a hole simultaneously, and planar punching press platform is still convenient for punch a hole, has improved the stability when punching a hole. And the punching hole on the punching module provides a moving shaft hole for the left punching shaft 23 and the right punching shaft 23, so that the punching shafts are prevented from being inclined due to external force when being punched, the stability in the punching process is further improved, and the punching quality is further improved.
The punching process of the left punching assembly 1 and the right punching assembly 2 is as follows: when the blow molding mold is basically molded in the cavity 5, the right oil cylinder 21 is started first, the right oil cylinder 21 drives the right oil rod to retreat a little distance in a punching hole of the punching module, and meanwhile, the left oil cylinder 11 is started, and the left oil cylinder 11 drives the left oil rod to move a little distance to the right oil rod, so that the wall thickness of a product is ensured. After the product in the cavity 5 is formed, the right oil cylinder 21 is started to drive the right oil rod, and the left oil cylinder 11 drives the left oil rod to respectively withdraw the shafts in opposite directions, so that the punching process of the blow molding die is completed. The hole surface roughness and the size precision of the hole punched by the punching process which is internally embedded and synchronous with the blow molding are higher, no burr is left on the edge of the hole of the product, and the quality performance of the produced workpiece is better.
While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (7)
1. The utility model provides a structure of punching a hole in high accuracy car tuber pipe mould which characterized in that: including left die body, right die body and punching device, punching device sets up the die cavity side that forms at left die body and right die body, and the die cavity is used for the shaping of blowing work piece, punching device is including setting up left side subassembly and the right side subassembly of punching a hole on blowing work piece both sides, left side subassembly and the right side subassembly of punching a hole reverse relative setting on left die body and right die body respectively.
2. The high-precision automobile air duct in-mold punching structure according to claim 1, is characterized in that: the left punching assembly comprises a left oil cylinder, a left mounting piece and a left punching shaft, the left punching shaft is arranged on an oil rod of the left oil cylinder and is driven by the left oil cylinder, and the left oil cylinder is mounted on a left die body through the left mounting piece.
3. The high-precision automobile air duct in-mold punching structure according to claim 2, is characterized in that: the right punching assembly comprises a right oil cylinder, a right mounting piece and a right punching shaft, the right punching shaft is arranged on an oil rod of the right oil cylinder and is driven by the right oil cylinder, and the right oil cylinder is mounted on a right die body through the right mounting piece.
4. The high-precision automobile air duct in-mold punching structure according to claim 3, is characterized in that: the punching die is characterized in that punching modules are further arranged outside the left punching shaft and the right punching shaft and used for positioning punching.
5. The high-precision automobile air duct in-mold punching structure according to claim 4, is characterized in that: the punching module comprises a left punching module and a right punching module, wherein the left punching module and the right punching module are respectively provided with a punching platform, and the punching platforms of the left punching module and the right punching module are respectively positioned on two sides of a workpiece punching position.
6. The high-precision automobile air duct in-mold punching structure according to claim 5, is characterized in that: the bottom of the punching platform is also provided with punching holes, and the punching holes in the left punching module and the right punching module correspond to the punching positions on two sides of the blow-molded workpiece respectively.
7. The high-precision automobile air duct in-mold punching structure according to claim 1, is characterized in that: the punching device is provided with a plurality of punching devices on the blow-molded workpiece, and each punching device corresponds to one punching position on the workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121239088.4U CN215434960U (en) | 2021-06-03 | 2021-06-03 | High accuracy car tuber pipe mould structure of punching a hole in |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121239088.4U CN215434960U (en) | 2021-06-03 | 2021-06-03 | High accuracy car tuber pipe mould structure of punching a hole in |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215434960U true CN215434960U (en) | 2022-01-07 |
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ID=79709681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121239088.4U Active CN215434960U (en) | 2021-06-03 | 2021-06-03 | High accuracy car tuber pipe mould structure of punching a hole in |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215434960U (en) |
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2021
- 2021-06-03 CN CN202121239088.4U patent/CN215434960U/en active Active
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