CN212310744U - Gear stamping forming die - Google Patents
Gear stamping forming die Download PDFInfo
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- CN212310744U CN212310744U CN202020701258.5U CN202020701258U CN212310744U CN 212310744 U CN212310744 U CN 212310744U CN 202020701258 U CN202020701258 U CN 202020701258U CN 212310744 U CN212310744 U CN 212310744U
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Abstract
The application discloses gear stamping forming mould. Comprises an upper die assembly and a lower die assembly which are matched with each other and a demoulding assembly arranged on the lower die assembly; according to the stamping die, the upper die assembly, the lower die assembly and the demoulding assembly are designed, so that a workpiece can be stamped at one time, and the metal performance of the workpiece is improved; the upper end of the pull rod is fixedly connected with the lower end of the positioning pin and used for controlling the pressing direction of the upper die assembly and the lower die assembly to be always kept in a vertical state during stamping, so that disqualification of workpieces caused by dislocation during stamping of the upper die assembly and the lower die assembly is avoided; the ejector rod is arranged on the upper surface of the bottom plate, vertically penetrates through the lower die base plate, and the free end of the ejector rod is fixedly connected to the lower surface of the lower die and used for ejecting the lower die; the vertically penetrating ejector pin is arranged on the upper surface of the lower die and used for ejecting a punch forming workpiece, so that a worker can take the workpiece out conveniently; therefore, the production efficiency can be improved, the qualification rate of products is improved, and the method is suitable for batch production.
Description
Technical Field
The present disclosure generally relates to the technical field of stamping forming dies, and particularly relates to a gear stamping forming die.
Background
The screw jack is a common automobile-mounted tool, and a main transmission gear in the screw jack is an important transmission and bearing part. At present, the traditional process for manufacturing the gear mainly adopts die-casting and hot forging blanks, and then turning and milling forming are carried out, so that the efficiency is low, the process is environment-friendly and does not reach the standard, the production is limited, the market competitiveness is insufficient, and the rejection rate is high. Therefore, improvements in the prior art are needed.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned defects or deficiencies in the prior art, it is desirable to provide a gear stamping forming die which can improve the production efficiency, improve the qualification rate of products, is suitable for mass production, has a simple structure and is easy to implement, compared with the prior art.
In a first aspect, the present application provides a gear stamping forming die, including: the upper die assembly and the lower die assembly are matched for use, and the demoulding assembly is arranged on the lower die assembly;
the upper die assembly comprises: the upper die plate is fixedly connected with an upper die on the lower surface of the upper die plate;
the lower die assembly includes: the device comprises a bottom plate and a lower die base plate fixed on the upper surface of the bottom plate; the lower die base plate is provided with a fixed sleeve for fixing the lower die; the bottom plate is also provided with a positioning pin, and the positioning pin sequentially and vertically penetrates through the center positions of the lower die base plate, the fixing sleeve and the lower die; the bottom plate is also provided with a pull rod which is vertically arranged downwards, and the upper end of the pull rod is fixedly connected with the lower end of the positioning pin; the pull rod is sleeved with two supporting plates, and the upper surfaces of the supporting plates close to the bottom plate are fixedly connected with the lower surface of the bottom plate; the pull rod is also sleeved with at least three elastic elements, and the elastic elements are positioned between the two supporting plates;
the stripper assembly comprises: the ejection rod is vertically arranged on the upper surface of the bottom plate, and the ejection pin vertically penetrates through the upper surface of the lower die; the ejector rod vertically penetrates through the lower die base plate, and the free end of the ejector rod is fixedly connected to the lower surface of the lower die; the lower die is provided with a mounting groove capable of accommodating the ejection pin to move up and down.
According to the technical scheme that this application embodiment provided, install the nut on the pull rod, just the nut is located and keeps away from the bottom plate the below of layer board.
According to the technical scheme that this application embodiment provided, go up the mould and seted up and correspond the holding tank that the locating pin set up, install the last ejector pin that can reciprocate in the holding tank, just it is equipped with and holds to go up the ejector pin the pore of locating pin.
According to the technical scheme provided by the embodiment of the application, the ejector rod has elasticity.
According to the technical scheme provided by the embodiment of the application, the lower end of the ejector pin and the bottom wall of the mounting groove are provided with springs.
To sum up, the beneficial effect of this application:
by designing the upper die assembly, the lower die assembly and the demolding assembly, the workpiece can be subjected to one-step punch forming, the metal performance of the workpiece is improved, and the strength of the workpiece is obviously improved; the upper end of the pull rod is fixedly connected with the lower end of the positioning pin and used for controlling the pressing direction of the upper die assembly and the lower die assembly to be always kept in a vertical state during stamping, so that the situation that a workpiece is unqualified due to dislocation during stamping of the upper die assembly and the lower die assembly is avoided; two supporting plates are arranged on the pull rod, and an elastic element is arranged between the two supporting plates and used for playing a role in damping the downward movement of the upper die assembly and the lower die assembly; furthermore, the pull rod is provided with the nut, and the nut is positioned below the supporting plate far away from the bottom plate and used for limiting the moving positions of the supporting plate and the elastic element so as to prevent the supporting plate and the elastic element from being separated from the pull rod; the ejector rod is arranged on the upper surface of the bottom plate, vertically penetrates through the lower die base plate, and the free end of the ejector rod is fixedly connected to the lower surface of the lower die and used for ejecting the lower die; the vertically penetrating ejector pin is arranged on the upper surface of the lower die and used for ejecting a workpiece formed by stamping, so that a worker can take the workpiece out conveniently; therefore, the production efficiency can be improved, the qualification rate of products is improved, and the method is suitable for batch production.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
fig. 1 is a schematic structural view of a gear punch forming die.
Fig. 2 is a schematic sectional structure view of a gear punch forming die.
Reference numbers in the figures: 1. mounting a template; 2. a base plate; 3. an upper die; 4. a lower die base plate; 5. fixing a sleeve; 6. a lower die; 7. positioning pins; 8. a support plate; 9. an elastic element; 10. a pull rod; 11. a nut; 12. an ejector rod is arranged; 13. a liftout pin; 14. a top rod; 15. a spring.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Example one
Please refer to fig. 1, which illustrates a schematic structural diagram of a first embodiment of a gear stamping forming die provided by the present application, including: the upper die assembly and the lower die assembly are matched for use, and the demoulding assembly is arranged on the lower die assembly;
the upper die assembly comprises: the device comprises an upper template 1 and an upper die 3 fixedly connected to the lower surface of the upper template 1;
the lower die assembly includes: the device comprises a bottom plate 2 and a lower die base plate 4 fixed on the upper surface of the bottom plate 2; the lower die base plate 4 is provided with a fixed sleeve 5 for fixing a lower die 6; the bottom plate 2 is also provided with a positioning pin 7, and the positioning pin 7 sequentially and vertically penetrates through the central positions of the lower die base plate 4, the fixing sleeve 5 and the lower die 6; the bottom plate 2 is also provided with a pull rod 10 which is vertically arranged downwards, and the upper end of the pull rod 10 is fixedly connected with the lower end of the positioning pin 7; the pull rod 10 is sleeved with two supporting plates 8, and the upper surfaces of the supporting plates 8 close to the bottom plate 2 are fixedly connected with the lower surface of the bottom plate 2; at least three elastic elements 9 are further sleeved on the pull rod 10, and the elastic elements 9 are located between the two supporting plates 8;
the stripper assembly comprises: a top rod 14 vertically arranged on the upper surface of the bottom plate 2 and a material ejecting pin 13 vertically penetrating through the upper surface of the lower die 6; the ejector rod 14 vertically penetrates through the lower die base plate 4, and the free end of the ejector rod 14 is fixedly connected to the lower surface of the lower die 6; the lower die 6 is provided with a mounting groove capable of accommodating the material ejecting pin 13 to move up and down.
In the present embodiment, the upper die plate 1 is used for mounting the upper die 3; the upper die 3 is fixedly connected to the lower surface of the upper die plate 1 and is used for completing punch forming of a workpiece in cooperation with the lower die assembly;
the bottom plate 2 is used for fixing a lower die base plate 4; the lower die base plate 4 is fixed on the upper surface of the bottom plate 2 and used for mounting a fixed sleeve 5; the fixed sleeve 5 is arranged on the lower die base plate 4 and used for fixing the lower die 6; the lower die 6 is fixed on the fixed sleeve 5 and is used for processing a workpiece in cooperation with the upper die 3; the positioning pin 7 is arranged on the bottom plate 2, and the positioning pin 7 sequentially and vertically penetrates through the central positions of the lower die base plate 4, the fixing sleeve 5 and the lower die 6, so that the positioning function is realized when the upper die 3 and the lower die 6 are matched for use, and the unqualified machined workpieces caused by the deviation of the upper die 3 and the lower die 6 in the punch forming process are avoided; the pull rod 10 is vertically and downwards arranged on the bottom plate 2, the upper end of the pull rod 10 is fixedly connected with the lower end of the positioning pin 7 and used for controlling the pressing direction of the upper die assembly and the lower die assembly to be always kept in a vertical state during stamping, and the situation that a workpiece is unqualified due to dislocation during stamping of the upper die assembly and the lower die assembly is avoided; the two supporting plates 8 are sleeved on the pull rod 10, the upper surface of the supporting plate 8 close to the bottom plate 2 is fixedly connected with the lower surface of the bottom plate 2, the position of the elastic element 9 is limited, and the downward movement of the upper die assembly and the lower die assembly is not influenced; the elastic elements 9 are sleeved on the pull rods 10, the number of the elastic elements is at least three, and the elastic elements 9 are positioned between the two supporting plates 8 and used for playing a role of damping the downward movement of the upper die assembly and the lower die assembly;
the ejector rod 14 is vertically arranged on the upper surface of the bottom plate 2, the ejector rod 14 vertically penetrates through the lower die base plate 4, the free end of the ejector rod 14 is fixedly connected to the lower surface of the lower die 6, the ejector rod 14 has elasticity and is used for ejecting the lower die 6, when the upper die assembly and the lower die assembly punch a workpiece, the ejector rod 14 is pressed downwards, when punching is completed, the upper die assembly moves upwards, and the lower die 6 is ejected upwards by the ejector rod 14 due to the elastic acting force of the ejector rod 14; liftout round pin 13, vertical running through 6 upper surfaces of lower mould, liftout round pin 13 sets up in the mounting groove that lower mould 6 was seted up, just liftout round pin 13 can reciprocate for ejecting stamping forming's work piece, the staff of being convenient for takes out the work piece, and when last mould subassembly and lower mould subassembly punching press work piece, liftout round pin 13 was pushed down, when the punching press was accomplished, goes up the mould subassembly and moves upward, and liftout round pin 13 upwards ejecting with the shaping work piece, and the staff can take out the work piece.
In any preferred embodiment, the pull rod 10 is provided with a nut 11, and the nut 11 is positioned below the supporting plate 8 far away from the bottom plate 2.
In this embodiment, the nut 11 is mounted on the pull rod 10, and the nut 11 is located below the supporting plate 8 far from the bottom plate 2, and is used for limiting the position of the movement of the supporting plate 8 and the elastic element 9, and preventing the supporting plate 8 and the elastic element 9 from being separated from the pull rod 10.
In any preferred embodiment, the upper die 3 is provided with a holding groove corresponding to the positioning pin 7, an upper ejector rod 12 capable of moving up and down is installed in the holding groove, and the upper ejector rod 12 is provided with a hole capable of holding the positioning pin 7.
In this embodiment, a receiving groove is provided on the upper die 3 corresponding to the positioning pin 7, and is used for receiving the upper ejector rod 12 to move up and down; go up ejector pin 12, set up in the holding tank, just go up ejector pin 12 and be equipped with and hold the pore of locating pin 7 for hold locating pin 7, when last mould 3 suppresses downwards, the upper end of locating pin 7 stretches into in the pore of supreme ejector pin 12, thereby pushes up last ejector pin 12 upwards, until last mould 3 and lower mould 6 lock, when the preparation of finished product is accomplished, go up mould 3 and lower mould 6 separation, shift out in locating pin 7 by the pore, go up ejector pin 12 and fall back downwards.
In any preferred embodiment, a spring 15 is further arranged between the lower end of the ejector pin 13 and the bottom wall of the mounting groove.
In this embodiment, spring 15 sets up the lower extreme of liftout round pin 13 with between the diapire of mounting groove for liftout round pin 13 is vertical upwards to stretch out and provides the effort, when last mould 3 pushes down, liftout round pin 13 is pushed down, and then spring 15 is suppressed, thereby produces ascending effort, accomplishes the back when the work piece suppression, goes up mould 3 rebound, and spring 15's effort can pop out liftout round pin 13 is vertical upwards this moment, can be better release the finished product, the operating personnel of being convenient for takes out the finished product.
The specific working process is as follows:
when the upper die assembly, the lower die assembly and the demoulding assembly are in a non-working state, the upper die assembly is positioned above the lower die assembly, the elastic element 9 is in a natural state, the upper end of the ejector pin 13 ejects the upper surface of the lower die 6, and the ejector rod 14 ejects the lower die 6; when stamping is started, firstly, a blank is placed in the lower die 6, then the upper die assembly is pressed down by the press machine, so that the upper die 3 and the lower die 6 can be stamped in a matched mode, the upper end of the positioning pin 7 enters a pore channel of the upper ejector rod 12, the upper ejector rod 12 is jacked upwards, the ejector pin 13 and the ejector rod 14 are both pressed down, and when the upper die assembly and the lower die assembly move downwards, the supporting plate 8 close to the bottom plate 2 is pressed, so that the elastic element 9 is pressed down; after the punch forming, the upper die assembly moves upwards, the lower die assembly moves upwards to the original state under the action of the elastic element 9, meanwhile, the ejector rod 14 ejects the lower die 6, the ejector pin 13 ejects a formed workpiece under the action of the spring 15, and a worker can take out the workpiece.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (5)
1. The utility model provides a gear stamping forming mould which characterized in that includes: the upper die assembly and the lower die assembly are matched for use, and the demoulding assembly is arranged on the lower die assembly;
the upper die assembly comprises: the device comprises an upper template (1) and an upper die (3) fixedly connected to the lower surface of the upper template (1);
the lower die assembly includes: the device comprises a bottom plate (2) and a lower die base plate (4) fixed on the upper surface of the bottom plate (2); the lower die base plate (4) is provided with a fixed sleeve (5) for fixing a lower die (6); the bottom plate (2) is also provided with a positioning pin (7), and the positioning pin (7) sequentially and vertically penetrates through the central positions of the lower die base plate (4), the fixed sleeve (5) and the lower die (6); the bottom plate (2) is also provided with a pull rod (10) which is vertically arranged downwards, and the upper end of the pull rod (10) is fixedly connected with the lower end of the positioning pin (7); the pull rod (10) is sleeved with two supporting plates (8), and the upper surface of the supporting plate (8) close to the bottom plate (2) is fixedly connected with the lower surface of the bottom plate (2); at least three elastic elements (9) are further sleeved on the pull rod (10), and the elastic elements (9) are located between the two supporting plates (8);
the stripper assembly comprises: a push rod (14) vertically arranged on the upper surface of the bottom plate (2) and a material ejecting pin (13) vertically penetrating through the upper surface of the lower die (6); the ejector rod (14) vertically penetrates through the lower die base plate (4), and the free end of the ejector rod (14) is fixedly connected to the lower surface of the lower die (6); the lower die (6) is provided with a mounting groove capable of accommodating the liftout pin (13) to move up and down.
2. The gear stamping forming die according to claim 1, wherein a nut (11) is mounted on the pull rod (10), and the nut (11) is located below the supporting plate (8) far away from the bottom plate (2).
3. The gear punch forming die according to claim 1, wherein the upper die (3) is provided with a containing groove corresponding to the positioning pin (7), an upper ejector rod (12) capable of moving up and down is installed in the containing groove, and the upper ejector rod (12) is provided with a hole channel capable of containing the positioning pin (7).
4. A gear press forming die according to claim 1, wherein the carrier rod (14) has elasticity.
5. The gear punch forming die according to claim 1, characterized in that a spring (15) is further arranged between the lower end of the ejector pin (13) and the bottom wall of the mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020701258.5U CN212310744U (en) | 2020-04-30 | 2020-04-30 | Gear stamping forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020701258.5U CN212310744U (en) | 2020-04-30 | 2020-04-30 | Gear stamping forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212310744U true CN212310744U (en) | 2021-01-08 |
Family
ID=74032173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020701258.5U Active CN212310744U (en) | 2020-04-30 | 2020-04-30 | Gear stamping forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212310744U (en) |
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2020
- 2020-04-30 CN CN202020701258.5U patent/CN212310744U/en active Active
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Address after: 065000 geyu Cheng Zhen Xi Jie Cun, Anchi District, Langfang City, Hebei Province Patentee after: Langfang Qingfa Auto Parts Technology Co.,Ltd. Address before: 065000 geyu Cheng Zhen Xi Jie Cun, Anchi District, Langfang City, Hebei Province Patentee before: Langfang Qingfa industry and Trade Co.,Ltd. |