CN214161079U - Mould is used in auto parts production that precision of punching a hole is high - Google Patents
Mould is used in auto parts production that precision of punching a hole is high Download PDFInfo
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- CN214161079U CN214161079U CN202022876436.0U CN202022876436U CN214161079U CN 214161079 U CN214161079 U CN 214161079U CN 202022876436 U CN202022876436 U CN 202022876436U CN 214161079 U CN214161079 U CN 214161079U
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Abstract
The utility model discloses a mould is used in auto parts production that precision of punching a hole is high, including lower mould and last mould, lower mould upper end fixed mounting has the guide post, the guide post symmetry is provided with four groups, the guiding hole has been seted up on going up the mould, the lower extreme of guiding hole inlays and is equipped with the steel ball cover, the guide post plug-in connection is in the steel ball cover, guide post and steel ball cover clearance fit, the joint groove has been seted up on going up the mould, the cardboard is installed to joint inslot joint, the lower extreme fixed mounting of cardboard has the impact head, the material groove has been seted up on the lower mould, the material groove is located the impact head under, the loading and unloading mouth has been seted up to one side of lower mould, loading and unloading mouth and material groove. The utility model can ensure the correct hole position during processing by matching the guide post and the guide hole, and improve the punching precision; and can meet the processing requirements of blanks to be punched with different heights.
Description
Technical Field
The utility model relates to an auto parts machining equipment technical field specifically is a mould is used in auto parts production that precision of punching a hole is high.
Background
Automobile parts comprise original parts of automobile engines, transmissions, speed reducers and the like, are used as important parts of automobiles, and have higher precision requirements on the structures of automobile parts, particularly mounting holes on the automobile parts. In the field of existing automobile part processing equipment, fewer punching processing dies specially used for automobile parts are involved, and the existing processing method is not standard enough for processing air holes in the automobile parts.
The existing automobile part punching device is easy to have inaccurate alignment in the punching process of an automobile part blank, and is difficult to ensure that the punching positions of an impact head and the automobile part blank are coaxial, so that the deviation of the hole position of the automobile part is easy to cause, and the processing precision and the quality of a finished product are influenced; secondly, it cannot adapt to different types of automobile parts with different heights. Therefore, a die for producing automobile parts with high punching precision is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a mould for producing automobile parts with high punching precision, which ensures that the punching positions of an impact head and an automobile part blank piece are coaxial, the precision of the hole site of the automobile part is high, and the processing precision and the finished product quality are improved; the automobile part is suitable for different types of automobile parts with different heights so as to solve the problems in the background technology.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a mould is used in auto parts production that precision of punching a hole is high, includes lower mould and last mould, lower mould upper end fixed mounting has the guide post, the guide post symmetry is provided with four groups, the guiding hole has been seted up on the last mould, the lower extreme of guide hole inlays and is equipped with the steel ball cover, the guide post plug-in connection is in the steel ball cover, guide post and steel ball cover clearance fit, the joint groove has been seted up on the last mould, the joint inslot joint is installed the cardboard, the lower extreme fixed mounting of cardboard has the impact head, the material groove has been seted up on the lower mould, the material groove is located under the impact head, loading and unloading mouth has been seted up to one side of lower mould, loading and unloading mouth and material groove intercommunication.
Preferably, a projection is fixedly mounted at the bottom in the clamping groove, a groove corresponding to the projection is formed in the lower end of the clamping plate, the projection is inserted into the groove, a pin hole is formed in one side of the upper die, a positioning pin is arranged in the pin hole, a positioning hole is formed in the side wall of the clamping plate, and one end of the positioning pin is inserted into the positioning hole.
Preferably, a material pushing plate is arranged in the material groove in a sliding mode, and the sliding direction of the material pushing plate is perpendicular to the loading and unloading opening.
Preferably, the bottom in the material groove is provided with a sliding groove, a sliding block is arranged in the sliding groove in a sliding mode, and the sliding block is fixedly connected with the material pushing plate.
Preferably, a threaded hole is formed in one side of the lower die, a screw rod is installed in the threaded hole, a bearing is fixedly installed on one side of the material pushing plate, and one end of the screw rod is inserted into the bearing.
Preferably, the upper end of the guide column is fixedly provided with a limiting block, the diameter of the limiting block is larger than that of the steel ball sleeve, and the limiting block is a rubber limiting block.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a lower mould upper end fixed mounting has the guide post, has seted up the guiding hole on the upper die, and the lower extreme of guide hole inlays and is equipped with the steel ball cover, and the guide post is pegged graft in the steel ball cover, guide post and steel ball cover clearance fit's design for in the process of punching a hole, the guide post plays the guide effect to the upper die with the guiding hole cooperation, thereby guarantees that the drift is coaxial with the position of punching a hole of the blank piece of waiting to punch a hole, ensures that the hole site is correct in the processing, improves the precision of punching a hole; and the closing height between the upper die and the lower die can be adjusted at will through the matching of the guide columns and the guide holes so as to adapt to the processing requirements of blanks to be punched at different heights.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the positioning pin of the present invention;
fig. 3 is an enlarged view of a portion a in fig. 1.
In the figure: 1. a lower die; 2. an upper die; 3. a guide post; 4. a guide hole; 5. steel ball sleeve; 6. an impact head; 7. clamping a plate; 8. a bump; 9. positioning pins; 10. a material pushing plate; 11. a loading and unloading port; 12. a chute; 13. a slider; 14. a screw; 15. a bearing; 16. and a limiting block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a die for producing automobile parts with high punching precision comprises a lower die 1 and an upper die 2, wherein guide posts 3 are fixedly mounted at the upper end of the lower die 1, four groups of guide posts 3 are symmetrically arranged on the guide posts, guide holes 4 are formed in the upper die 2, steel ball sleeves 5 are embedded at the lower ends of the guide holes 4, the guide posts 3 are inserted into the steel ball sleeves 5, the guide posts 3 are in clearance fit with the steel ball sleeves 5, a limiting block 16 is fixedly mounted at the upper end of the guide posts 3, the diameter of the limiting block 16 is larger than that of the steel ball sleeves 5, and the limiting block 16 is a rubber limiting block;
through the design of guide post 3 and 5 clearance fit of steel ball cover for at the in-process that punches a hole, guide post 3 plays the guide effect to last mould with the cooperation of guiding hole 4, avoids guide post 3 and guiding hole 4 to drop through stopper 16.
The upper die 2 is provided with a clamping groove, a clamping plate 7 is clamped and installed in the clamping groove, specifically, a projection 8 is fixedly installed at the bottom in the clamping groove, a groove corresponding to the projection 8 is formed in the lower end of the clamping plate 7, the projection 8 is inserted into the groove, one side of the upper die 2 is provided with a pin hole, a positioning pin 9 is arranged in the pin hole, a positioning hole is formed in the side wall of the clamping plate 7, and one end of the positioning pin 9 is inserted into the positioning hole;
through the cooperation of lug 8 and recess, locating pin 9 and locating hole for the impact head 6 convenient to detach changes, convenient subsequent use and maintenance.
The lower end of the clamping plate 7 is fixedly provided with an impact head 6, the lower die 1 is provided with a material groove, the material groove is positioned under the impact head 6, one side of the lower die 1 is provided with a loading and unloading opening 11, the loading and unloading opening 11 is communicated with the material groove, and a material pushing plate 10 is arranged in the material groove in a sliding manner;
the punching blank is loaded and unloaded through the loading and unloading port 11, and the punching blank is convenient to process and take out through the material pushing plate 10.
Further, the sliding direction of the material pushing plate 10 is vertical to the loading and unloading opening 11; specifically, the bottom in the material groove is provided with a sliding groove 12, a sliding block 13 is arranged in the sliding groove 12 in a sliding mode, the sliding block 13 is fixedly connected with a material pushing plate 10, one side of the lower die 1 is provided with a threaded hole, a screw 14 is arranged in the threaded hole in a threaded mode, one side of the material pushing plate 10 is fixedly provided with a bearing 15, and one end of the screw 14 is inserted into the bearing 15.
The working principle is as follows: when the punching device is used, a punching blank is fixed in a material groove, the upper end of the lower die 1 is fixedly provided with the guide post 3, the upper die 2 is provided with the guide hole 4, the lower end of the guide hole 4 is embedded with the steel ball sleeve 5, the guide post 3 is inserted in the steel ball sleeve 5, and the guide post 3 and the steel ball sleeve 5 are in clearance fit, so that the guide post 3 and the guide hole 4 are matched to play a role in guiding the upper die in the punching process, the punching position of the punch and the punching position of the blank to be punched are coaxial, the hole position is correct in the processing process, and the punching precision is improved; and the closing height between the upper die 2 and the lower die 1 can be adjusted at will by matching the guide columns 3 with the guide holes 4 so as to adapt to the processing requirements of blanks to be punched at different heights.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a mould is used in auto parts production that precision of punching a hole is high, includes lower mould (1) and last mould (2), its characterized in that: lower mould (1) upper end fixed mounting has guide post (3), guide post (3) symmetry is provided with four groups, go up mould (2) and seted up guiding hole (4), the lower extreme of guiding hole (4) is inlayed and is equipped with steel ball cover (5), guide post (3) are pegged graft in steel ball cover (5), guide post (3) and steel ball cover (5) clearance fit, upward seted up the joint groove on mould (2), cardboard (7) are installed to the joint inslot joint, the lower extreme fixed mounting of cardboard (7) has impact head (6), the material groove has been seted up on lower mould (1), the material groove is located impact head (6) under, loading and unloading mouth (11) have been seted up to one side of lower mould (1), loading and unloading mouth (11) and material groove intercommunication.
2. The mold for producing automobile parts with high punching precision according to claim 1, characterized in that: the bottom of the clamping groove is fixedly provided with a convex block (8), the lower end of the clamping plate (7) is provided with a groove corresponding to the convex block (8), the convex block (8) is inserted into the groove, one side of the upper die (2) is provided with a pin hole, a positioning pin (9) is arranged in the pin hole, the side wall of the clamping plate (7) is provided with a positioning hole, and one end of the positioning pin (9) is inserted into the positioning hole.
3. The mold for producing automobile parts with high punching precision according to claim 1, characterized in that: and a material pushing plate (10) is arranged in the material groove in a sliding mode, and the sliding direction of the material pushing plate (10) is perpendicular to the loading and unloading opening (11).
4. The mold for producing automobile parts with high punching precision according to claim 3, characterized in that: the material pushing device is characterized in that a sliding groove (12) is formed in the bottom of the material groove, a sliding block (13) is arranged in the sliding groove (12) in a sliding mode, and the sliding block (13) is fixedly connected with the material pushing plate (10).
5. The mold for producing automobile parts with high punching precision according to claim 4, characterized in that: one side of the lower die (1) is provided with a threaded hole, a screw rod (14) is installed in the threaded hole, a bearing (15) is fixedly installed on one side of the material pushing plate (10), and one end of the screw rod (14) is inserted into the bearing (15).
6. The mold for producing automobile parts with high punching precision according to claim 1, characterized in that: the upper end fixed mounting of guide post (3) has stopper (16), the diameter of stopper (16) is greater than the diameter of steel ball cover (5), stopper (16) set up to the rubber stopper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022876436.0U CN214161079U (en) | 2020-12-02 | 2020-12-02 | Mould is used in auto parts production that precision of punching a hole is high |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022876436.0U CN214161079U (en) | 2020-12-02 | 2020-12-02 | Mould is used in auto parts production that precision of punching a hole is high |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214161079U true CN214161079U (en) | 2021-09-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022876436.0U Active CN214161079U (en) | 2020-12-02 | 2020-12-02 | Mould is used in auto parts production that precision of punching a hole is high |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214161079U (en) |
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2020
- 2020-12-02 CN CN202022876436.0U patent/CN214161079U/en active Active
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