CN222036686U - Die holder on vertical frame oil press - Google Patents
Die holder on vertical frame oil press Download PDFInfo
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- CN222036686U CN222036686U CN202323493532.7U CN202323493532U CN222036686U CN 222036686 U CN222036686 U CN 222036686U CN 202323493532 U CN202323493532 U CN 202323493532U CN 222036686 U CN222036686 U CN 222036686U
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- upper die
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- 238000005242 forging Methods 0.000 claims abstract description 280
- 238000007789 sealing Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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Abstract
The utility model discloses a die holder on a vertical frame oil press, which comprises a die holder and a die holder, wherein the die holder comprises an upper die holder and a lower die holder, the upper die holder comprises an upper die sleeve, an upper die insert and an upper die core, the lower die comprises an upper die sleeve, a lower die insert and a lower die core, a spring is arranged between the upper die sleeve and the lower die sleeve, a pre-forging cavity is formed between the upper die core and the lower die core, the die holder comprises an upper die and a lower die, the upper die comprises a lower die sleeve, an upper die insert and a lower die core, the lower die comprises a lower die sleeve, a lower die insert and a lower die core, and the die holder adopts the structures of the upper die sleeve, the lower die insert, the upper die insert and the lower die core, the lower die core and the upper die core, the lower die sleeve and the lower die core are provided with springs, so that automatic guiding and sealing precision and stability of the die can be realized.
Description
Technical Field
The utility model relates to the technical field of die holders, in particular to a die holder on a vertical frame oil press.
Background
The hydraulic machine is a mechanical device which uses hydraulic oil as a working medium, uses the hydraulic pump as a power source, realizes energy conversion, adjustment and transportation through a hydraulic cylinder and a hydraulic valve, and completes various technological actions. The hydraulic press is widely applied to processes of pressing, forming, stretching, blanking, press fitting and the like of metal or nonmetal parts, and parts processing in the industries of automobiles, motors, motorcycles, machinery and the like.
The hydraulic press is classified into four-column type, double-column type, single-column type (C-shaped structure), frame type, etc. according to the structural form. The frame type hydraulic machine is also called a single-column hydraulic machine, is a frame type hydraulic machine, and has the advantages of simple structure, good rigidity, high compressive strength, small occupied area and the like. The frame-type hydraulic press mainly comprises a frame, a hydraulic cylinder, a hydraulic pump, a hydraulic control valve, an oil tank, an electric device and the like, wherein a piston is arranged at the upper part of the hydraulic cylinder, a pressure head is arranged at the lower part of the piston, a die holder is arranged at the lower part of the pressure head, and a die is mounted on the die holder and used for performing compression forming on a workpiece.
During the use of the hydraulic press, the die is an important component which directly affects the quality and efficiency of the work piece. The design and manufacture of the die should be reasonably selected and optimized according to the shape, size, material, process requirements and other factors of the workpiece. At present, the common dies comprise a single die, a complex die, a combined die, a segmented die and the like, wherein the combined die is formed by combining a plurality of dies with different shapes together to form an integral die, so that a plurality of working procedures or the press forming of a plurality of workpieces can be finished at one time, and the production efficiency and the quality are improved.
However, the existing combined mold has some disadvantages, such as:
(1) The combined die has a complex structure, and a plurality of dies are matched and adjusted, so that the manufacturing cost and the maintenance difficulty of the dies are increased;
(2) In the working process of the combined die, interference or dislocation can occur among different dies, so that the accuracy and stability of the dies are affected;
(3) The working pressure and the speed of the combined die are limited, the pressing requirements of different workpieces cannot be met, and the adaptability and the flexibility of the die are reduced.
Disclosure of utility model
The utility model aims to solve the technical problems, thereby providing a die holder on a vertical frame oil press;
In order to solve the technical problems, the utility model provides the following technical scheme:
the utility model provides a die holder on a vertical frame oil press,
The die holder comprises a pre-forging die holder and a final-forging die holder, the pre-forging die holder and the final-forging die holder are respectively arranged on a press machine sliding block and a press machine workbench, the pre-forging die holder comprises a pre-forging upper die sleeve, a pre-forging upper die insert and a pre-forging upper die core, the pre-forging lower die comprises a pre-forging lower die sleeve, a pre-forging lower die insert and a pre-forging lower die core, the pre-forging upper die sleeve, the pre-forging upper die insert and the pre-forging upper die core are sequentially fixed on the press machine sliding block, the pre-forging lower die sleeve, the pre-forging lower die insert and the pre-forging lower die core are sequentially fixed on the press machine workbench, a spring is arranged between the pre-forging upper die sleeve and the pre-forging lower die sleeve, a pre-forging cavity is formed between the pre-forging upper die core and the pre-forging lower die core, the final-forging upper die base comprises a final-forging upper die insert, a final-forging upper die insert and a final-forging lower die core, the pre-forging upper die insert and a final-forging upper die core are sequentially fixed on the press machine sliding block, the pre-forging upper die insert and the final-forging upper die core, the pre-forging lower die insert and the final-forging upper die core are sequentially fixed on the press machine sliding block, the pre-forging upper die insert and the final-forging upper die core are sequentially arranged between the pre-forging upper die insert and the pre-forging die core and the final-forging upper die core.
Optionally, the upper parts of the pre-forging die holder and the final-forging die holder are respectively provided with a pre-forging top plate and a final-forging top plate, the pre-forging top plate and the final-forging top plate are respectively connected with an equipment ejection oil cylinder, the lower parts of the pre-forging top plate and the final-forging top plate are respectively provided with a pre-forging middle ejector rod and a final-forging middle ejector rod, the lower parts of the pre-forging middle ejector rod and the final-forging middle ejector rod are respectively provided with a pre-forging small ejector rod and a final-forging small ejector rod, and the lower ends of the pre-forging small ejector rod and the final-forging small ejector rod are respectively contacted with a pre-forging upper die core and a final-forging upper die core.
Optionally, guide grooves are respectively formed in the inner walls of the upper die sleeve and the lower die sleeve, guide bosses are respectively formed in the outer walls of the upper die insert and the lower die insert, and the guide bosses are matched with the guide grooves to realize relative movement of the upper die insert and the lower die insert.
Optionally, guide grooves are respectively formed in the inner walls of the final forging upper die sleeve and the final forging lower die sleeve, guide bosses are respectively formed in the outer walls of the final forging upper die insert and the final forging lower die insert, and the guide bosses are matched with the guide grooves to realize the relative movement of the final forging upper die insert and the final forging lower die insert.
Optionally, the shape of the pre-forging upper die core and the pre-forging lower die core is cylindrical, and the shape of the final-forging upper die core and the final-forging lower die core is conical.
The utility model has the beneficial effects that
The application provides a die holder on a vertical frame oil press, which comprises a pre-forging die holder and a final-forging die holder, wherein the pre-forging die holder and the final-forging die holder can finish two steps of pre-forging and final-forging at one time, so that the production efficiency and the quality are improved; the die holder adopts the structure of the upper die sleeve, the lower die sleeve, the upper die insert, the lower die insert and the upper die core and the lower die core, and the spring is arranged between the upper die sleeve and the lower die sleeve, so that the automatic guiding and closing of the die can be realized, and the accuracy and the stability of the die are ensured.
Drawings
Fig. 1 is a cross-sectional view of the structure of the present utility model.
Reference numerals illustrate: 1-pre-forging die holder, 2-final forging die holder, 3-pre-forging upper die, 4-pre-forging lower die, 5-pre-forging upper die sleeve, 6-pre-forging upper die insert, 7-pre-forging upper die core, 8-pre-forging lower die sleeve, 9-pre-forging lower die insert, 10-pre-forging lower die core, 12-final forging upper die, 13-final forging lower die, 14-final forging upper die sleeve, 15-final forging upper die insert, 16-final forging upper die core, 17-final forging lower die sleeve, 18-final forging lower die insert, 19-final forging lower die core and 20-second spring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
As shown in fig. 1, the present utility model provides a die holder on a vertical frame oil press,
The die holder comprises a pre-forging die holder 1 and a final-forging die holder 2, the pre-forging die holder 1 and the final-forging die holder 2 are respectively arranged on a press slide block and a press workbench, the pre-forging die holder 1 comprises a pre-forging upper die 3 and a pre-forging lower die 4, the pre-forging upper die 3 comprises a pre-forging upper die sleeve 5, a pre-forging upper die insert 6 and a pre-forging upper die core 7, the pre-forging lower die 4 comprises a pre-forging lower die sleeve 8, a pre-forging lower die insert 9 and a pre-forging lower die core 10, the pre-forging upper die sleeve 5, the pre-forging upper die insert 6 and the pre-forging upper die core 7 are sequentially fixed on the press slide block, the pre-forging lower die sleeve 8, the pre-forging lower die insert 9 and the pre-forging lower die core 10 are sequentially fixed on the press workbench, a spring is arranged between the pre-forging upper die sleeve 5 and the pre-forging lower die sleeve 8, a pre-forging cavity is formed between the pre-forging upper die core 7 and the pre-forging lower die core 10, the final-forging die holder 2 comprises a final-forging upper die 12 and a final-forging lower die 13, the final-forging upper die 12 comprises a final-forging upper die sleeve 14, a final-forging upper die insert 15 and a final-forging upper die core 16, the final-forging lower die 13 comprises a final-forging lower die sleeve 17, a final-forging lower die insert 18 and a final-forging lower die core 19, the final-forging upper die sleeve 14, the final-forging upper die insert 15 and the final-forging upper die core 16 are sequentially fixed on a press slide block, the final-forging lower die sleeve 17, the final-forging lower die insert 18 and the final-forging lower die core 19 are sequentially fixed on a press workbench, a spring is arranged between the final-forging upper die sleeve 14 and the final-forging lower die sleeve 17, and a final-forging cavity is formed between the final-forging upper die core 16 and the final-forging lower die core 19;
The upper parts of the pre-forging die holder 1 and the final-forging die holder 2 are respectively provided with a pre-forging top plate and a final-forging top plate, the pre-forging top plate and the final-forging top plate are respectively connected with an equipment ejection oil cylinder, the lower parts of the pre-forging top plate and the final-forging top plate are respectively provided with a pre-forging middle ejector rod and a final-forging middle ejector rod, the lower parts of the pre-forging middle ejector rod and the final-forging middle ejector rod are respectively provided with a pre-forging small ejector rod and a final-forging small ejector rod, and the lower ends of the pre-forging small ejector rod and the final-forging small ejector rod are respectively contacted with a pre-forging upper die core 7 and a final-forging upper die core 16;
Guide grooves are respectively formed in the inner walls of the upper die sleeve 5 and the lower die sleeve 8, guide bosses are respectively formed in the outer walls of the upper die insert 6 and the lower die insert 9, and are matched with the guide grooves to realize the relative movement of the upper die insert 6 and the lower die insert 9;
guide grooves are respectively formed in the inner walls of the finish forging upper die sleeve 14 and the finish forging lower die sleeve 17, guide bosses are respectively formed in the outer walls of the finish forging upper die insert 15 and the finish forging lower die insert 18, and the guide bosses are matched with the guide grooves to realize relative movement of the finish forging upper die insert 15 and the finish forging lower die insert 18;
The shape of the pre-forging upper die core 7 and the pre-forging lower die core 10 is cylindrical, and the shape of the final-forging upper die core 16 and the final-forging lower die core 19 is conical;
In the use process, the blank to be forged is placed into the lower die cavity of the pre-forging die, the press slide block descends, the upper die sleeve 5 of the pre-forging die is contacted with the lower die sleeve 8 of the pre-forging die, the guiding of the die is realized, and the dislocation of the forging is controlled.
The press slide block continues to move downwards to enable the pre-forging upper die insert 6 to be in contact with the pre-forging lower die insert 9, and the upper die insert and the lower die insert are tightly pressed under the action force of a spring to form a closed pre-forging cavity.
The press slide block continues to move downwards, so that the pre-forging upper mold core 7 contacts the blank, forming force is applied to the blank, and the blank is deformed in the pre-forging cavity to form the pre-forging piece.
The press slide moves upward and returns to the original position, and the upper die sleeve 5, the upper die insert 6 and the upper die core 7 rise along with the upward movement and are separated from the lower die sleeve 8, the lower die insert 9 and the lower die core 10.
The ejection cylinder of the press machine acts upwards and acts on the ejector rod of the pre-forging die holder 1 to drive the pre-forging top plate, the pre-forging middle ejector rod and the pre-forging small ejector rod to eject the pre-forging piece from the pre-forging die cavity.
And placing the pre-forged piece into a final forging lower die cavity, and descending a press slider to enable the final forging upper die sleeve 14 to be in contact with the final forging lower die sleeve 17, so that the guiding of the die is realized, and the dislocation of the forged piece is controlled.
The press slide block continues to move downwards to enable the final forging upper die insert 15 to be in contact with the final forging lower die insert 18, and the upper die insert and the lower die insert are pressed tightly under the action force of a spring to form a closed final forging cavity.
The press slide block continues to move downwards, so that the final forging upper mold core 16 contacts the pre-forging piece, forming force is applied to the pre-forging piece, and the pre-forging piece is deformed in the final forging cavity to form the final forging piece.
The press ram moves upward and returns to the original position, and the finish forging upper die sleeve 14, the finish forging upper die insert 15 and the finish forging upper die core 16 rise together and are separated from the finish forging lower die sleeve 17, the finish forging lower die insert 18 and the finish forging lower die core 19.
The ejection oil cylinder of the press machine acts upwards and acts on the ejector rod of the final forging die holder 2 to drive the final forging top plate, the ejector rod in final forging and the small final forging ejector rod to eject the final forging from the final forging die cavity.
The application provides a die holder on a vertical frame oil press, which comprises a pre-forging die holder 1 and a final-forging die holder 2, wherein the pre-forging and the final-forging can be finished at one time, and the production efficiency and the quality are improved;
The die holder adopts the structure of the upper die sleeve, the lower die sleeve, the upper die insert, the lower die insert and the upper die core and the lower die core, and the spring is arranged between the upper die sleeve and the lower die sleeve, so that the automatic guiding and closing of the die can be realized, and the accuracy and the stability of the die are ensured;
the die holder is also provided with the ejection device, so that the forging can be conveniently ejected out of the die, and the die sticking and damage of the forging are avoided;
the die holder provided by the application can select proper die core shape and cavity volume according to different forging shapes and sizes, so that the adaptability and flexibility of the die are improved;
The die holder disclosed by the application is simple in structure, low in manufacturing cost, convenient to maintain, compatible with the existing frame type oil press, and high in practicability and popularization value.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (5)
1. A die holder on a vertical frame oil press is characterized in that,
The die holder comprises a pre-forging die holder and a final-forging die holder, the pre-forging die holder and the final-forging die holder are respectively arranged on a press machine sliding block and a press machine workbench, the pre-forging die holder comprises a pre-forging upper die sleeve, a pre-forging upper die insert and a pre-forging upper die core, the pre-forging lower die comprises a pre-forging lower die sleeve, a pre-forging lower die insert and a pre-forging lower die core, the pre-forging upper die sleeve, the pre-forging upper die insert and the pre-forging upper die core are sequentially fixed on the press machine sliding block, the pre-forging lower die sleeve, the pre-forging lower die insert and the pre-forging lower die core are sequentially fixed on the press machine workbench, a spring is arranged between the pre-forging upper die sleeve and the pre-forging lower die sleeve, a pre-forging cavity is formed between the pre-forging upper die core and the pre-forging lower die core, the final-forging upper die base comprises a final-forging upper die insert, a final-forging upper die insert and a final-forging lower die core, the pre-forging upper die insert and a final-forging upper die core are sequentially fixed on the press machine sliding block, the pre-forging upper die insert and the final-forging upper die core, the pre-forging lower die insert and the final-forging upper die core are sequentially fixed on the press machine sliding block, the pre-forging upper die insert and the final-forging upper die core are sequentially arranged between the pre-forging upper die insert and the pre-forging die core and the final-forging upper die core.
2. The die holder on a vertical frame oil press according to claim 1, wherein,
The upper parts of the pre-forging die holder and the final-forging die holder are respectively provided with a pre-forging top plate and a final-forging top plate, the pre-forging top plate and the final-forging top plate are respectively connected with an equipment ejection oil cylinder, the lower parts of the pre-forging top plate and the final-forging top plate are respectively provided with a pre-forging middle ejector rod and a final-forging middle ejector rod, the lower parts of the pre-forging middle ejector rod and the final-forging middle ejector rod are respectively provided with a pre-forging small ejector rod and a final-forging small ejector rod, and the lower ends of the pre-forging small ejector rod and the final-forging small ejector rod are respectively contacted with a pre-forging upper die core and a final-forging upper die core.
3. The die holder on a vertical frame oil press according to claim 2, wherein,
The inner walls of the upper die sleeve and the lower die sleeve are respectively provided with a guide groove, the outer walls of the upper die insert and the lower die insert are respectively provided with a guide boss, and the guide bosses are matched with the guide grooves to realize the relative movement of the upper die insert and the lower die insert.
4. The die holder on a vertical frame oil press according to claim 2, wherein,
The inner walls of the finish forging upper die sleeve and the finish forging lower die sleeve are respectively provided with a guide groove, the outer walls of the finish forging upper die insert and the finish forging lower die insert are respectively provided with a guide boss, and the guide bosses are matched with the guide grooves to realize the relative movement of the finish forging upper die insert and the finish forging lower die insert.
5. The die holder on a vertical frame oil press according to claim 1, wherein,
The shape of the pre-forging upper die core and the pre-forging lower die core is cylindrical, and the shape of the final-forging upper die core and the final-forging lower die core is conical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323493532.7U CN222036686U (en) | 2023-12-20 | 2023-12-20 | Die holder on vertical frame oil press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323493532.7U CN222036686U (en) | 2023-12-20 | 2023-12-20 | Die holder on vertical frame oil press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222036686U true CN222036686U (en) | 2024-11-22 |
Family
ID=93509580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323493532.7U Active CN222036686U (en) | 2023-12-20 | 2023-12-20 | Die holder on vertical frame oil press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222036686U (en) |
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2023
- 2023-12-20 CN CN202323493532.7U patent/CN222036686U/en active Active
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