CN112756533A - Multidirectional extrusion hydraulic press of servo aviation projectile body - Google Patents
Multidirectional extrusion hydraulic press of servo aviation projectile body Download PDFInfo
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- CN112756533A CN112756533A CN202011351882.8A CN202011351882A CN112756533A CN 112756533 A CN112756533 A CN 112756533A CN 202011351882 A CN202011351882 A CN 202011351882A CN 112756533 A CN112756533 A CN 112756533A
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- 238000001125 extrusion Methods 0.000 title claims abstract description 29
- 238000002360 preparation method Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 14
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 8
- 238000003825 pressing Methods 0.000 description 7
- 238000003754 machining Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009740 moulding (composite fabrication) Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J9/00—Forging presses
- B21J9/02—Special design or construction
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J9/00—Forging presses
- B21J9/10—Drives for forging presses
- B21J9/12—Drives for forging presses operated by hydraulic or liquid pressure
Abstract
The invention discloses a multidirectional extrusion hydraulic press for a servo flying projectile, belonging to the technical field of multidirectional extrusion hydraulic presses and comprising an upper cross beam, a lower cross beam and a slide block; the device is characterized in that the upper cross beam and the lower cross beam are fixedly connected through a strut; a square horizontal upright post is arranged on the strut; a movable workbench is arranged on a lower upright post of the horizontal upright post, an upper extrusion cylinder is arranged on an upper upright post of the horizontal upright post, and two horizontal cylinders are arranged on two horizontal beams of the horizontal upright post; the pistons of the two horizontal cylinders are oppositely arranged; a main cylinder and a return cylinder are arranged on the upper cross beam; the piston of the main cylinder is vertically downward, and the sliding block is fixedly connected with the piston rod of the main cylinder and the piston rod of the return cylinder; a lower extrusion cylinder and a vertical pull rod are arranged at the bottom of the strut; the lower extrusion cylinder piston is vertically upward.
Description
Technical Field
The invention belongs to the technical field of multidirectional extrusion hydraulic machines, and particularly relates to a servo aviation projectile body multidirectional extrusion hydraulic machine.
Background
The aerospace flying weapon is an important national defense safety weapon in China, the structure and the process technology of the projectile body component and the launching equipment of the aerospace flying weapon are complex, the requirement on the manufacturing precision is high, the requirement on the comprehensive performance of the manufacturing equipment is high, the aerospace flying weapon integrates the application of the aerospace new generation process in the research and production, and the aerospace flying weapon represents the development direction of the aerospace advanced manufacturing technology. Because the manufacturing of lightweight components of aerospace flying projectiles and launching equipment relates to high-end numerical control equipment such as forming, welding and processing, the manufacturing basically depends on foreign import at present, part of key process links are not completely opened, and a larger capacity bottleneck still exists, the application demonstration of flexible manufacturing complete equipment of lightweight components of aerospace flying projectiles and launching equipment is urgently needed to be developed, the forbidden operation of foreign related equipment is broken, the localization substitution of flexible manufacturing equipment of lightweight complex components of aerospace flying projectiles is realized, the large-scale and batch application bottleneck of the domestic key manufacturing equipment is broken through, and the development and production capacity is greatly improved.
Disclosure of Invention
The technical scheme adopted by the invention for solving the technical problems in the prior art is as follows:
a multidirectional extrusion hydraulic press for servo flying projectile bodies comprises an upper cross beam (1), a lower cross beam (9) and a slide block (4);
the upper cross beam (1) and the lower cross beam (9) are fixedly connected through a strut (7);
a square horizontal upright post (6) is arranged on the strut (7); a movable workbench (12) is arranged on a lower upright post of the horizontal upright post (6), an upper extruding cylinder (5) is arranged on an upper upright post of the horizontal upright post (6), and two horizontal cylinders (13) are arranged on two horizontal beams (8) of the horizontal upright post (6); the pistons of the two horizontal cylinders (13) are oppositely arranged; a main cylinder (3) and a return cylinder (2) are arranged on the upper cross beam (1); the piston of the main cylinder (3) is vertically downward, and the sliding block (4) is fixedly connected with the piston rod of the main cylinder (3) and the piston rod of the return cylinder (2); a lower extrusion cylinder (11) and a vertical pull rod (10) are arranged at the bottom of the strut (7); the piston of the lower extrusion cylinder (11) is vertically upward.
Preferably, the number of said struts (7) is two.
Preferably, the lower squeeze cylinder (11) is located at a middle position of the two pillars (7).
Preferably, the number of the return cylinders (2) is two.
The invention has the advantages and positive effects that:
by adopting the technical scheme, the hydraulic press is used for extruding the blank material rod or the thick plate into a workpiece with a complex structure. The blank material heated in the heating furnace is conveyed to a press and placed into a lower die cavity, vertical forming is completed through extrusion of a pressure head of a vertical die, then horizontal extrusion forming is performed on a horizontal pressure head, after forming is completed, upper and lower die cavities can be remolded and formed according to process requirements, an upper remolding forming cylinder and a lower remolding forming cylinder are used for forming, and demoulding and discharging are performed after forming is completed. The press can remold and mold the molded workpieces, and can perform secondary extrusion molding on the workpieces which need to be remolded inside, so that a large amount of subsequent machining cost is saved; the novel closed conduction structure is adopted in horizontal stress, so that when a workpiece is pressed, if unbalance loading pressing occurs, the equipment cannot be damaged, and the unbalance loading pressing forming can be completed. .
Drawings
FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention;
wherein: 1. an upper cross beam; 2. a return cylinder; 3. a master cylinder; 4. a slider; 5. an upper extrusion cylinder; 6. a horizontal upright post; 7. a pillar; 8. a horizontal beam; 9. a lower cross beam; 10. a vertical pull rod; 11. a lower extrusion cylinder; 12. moving the working table; 13. a horizontal cylinder.
Detailed Description
In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings:
referring to fig. 1, a servo flying projectile body multidirectional extrusion hydraulic press is used for multidirectional extrusion forming of complex flying projectile body workpieces, aluminum alloy plates, light raw materials, aviation materials and the like are used as raw materials, the overall objective of large-scale application in the aerospace field in China is surrounded, new requirements of various types, variable batches, high precision and flexible manufacturing in the aerospace field are combined, lightweight components of flying projectiles and launching equipment are used as main objects, domestic high-end complete manufacturing equipment and a production line of the lightweight complex components of the aerospace are established, later machining and welding are adopted in the production of the complex workpieces, the precision and quality cannot meet actual requirements, the waste phenomenon of the raw materials is serious, the hydraulic press can be used for pressing multidirectional formed workpieces, the machining and welding quantity of two sides of the workpieces can be saved by more than 30%, the integral forming time is reduced, and a flexible adjusting system can meet the requirements of various forming processes and speeds, the main machine structure adopts a bidirectional combined pull rod frame structure, the structure ensures that the horizontal direction can provide forming force with corresponding tonnage when complex construction is pressed, the precision requirement when workpieces are formed in a plurality of directions are ensured, the vertical cylinder and the horizontal cylinder adopt single-cylinder design, each cylinder can directly press the workpieces by concentrated force, the pressing density requirement of the workpieces is ensured, and the movable workbench is equipped, so that the die can be quickly replaced.
The preferred embodiment mainly includes: the upper beam 1, the lower beam 9 and the slide block 4;
the upper cross beam 1 and the lower cross beam 9 are fixedly connected through a strut 7;
a square horizontal upright post 6 is arranged on the strut 7; a movable workbench 12 is arranged on the lower upright post of the horizontal upright post 6, an upper extruding cylinder 5 is arranged on the upper upright post of the horizontal upright post 6, and two horizontal cylinders 13 are arranged on two horizontal beams 8 of the horizontal upright post 6; the pistons of the two horizontal cylinders 13 are arranged oppositely; a main cylinder 3 and a return cylinder 2 are arranged on the upper cross beam 1; the piston of the main cylinder 3 is vertically downward, and the sliding block 4 is fixedly connected with the piston rod of the main cylinder 3 and the piston rod of the return cylinder 2; a lower extrusion cylinder 11 and a vertical pull rod 10 are arranged at the bottom of the strut 7; the lower extrusion cylinder 11 is vertically upward.
The number of the struts 7 is two.
The lower squeeze cylinder 11 is located at the middle position of the two support posts 7.
The number of the return cylinders 2 is two.
In the preferred embodiment described above: the main oil cylinder is arranged in the upper cross beam, and the horizontal oil cylinder is arranged in the horizontal beam.
The working process of the press is as follows:
the method comprises the steps of quick slide block descending → slow slide block descending stopping → slide block pressurization time delay → slide block mold closing → horizontal pressure head extrusion → horizontal pressure head pressure relief → horizontal pressure head return → slide block slow return → slide block quick return to upper limit → lower ejection cylinder to eject the workpiece slowly.
In the preferred embodiment: the rapid speed reduction can reduce the impact, and the electrode particles are pressed more compactly through the pressurizing and pressure maintaining processes, so that a better pressing effect is achieved. The pressing process is basically the same as that of the pressing of a common electrode block.
The above-mentioned embodiments are only for illustrating the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to carry out the same, and the present invention shall not be limited to the embodiments, i.e. the equivalent changes or modifications made within the spirit of the present invention shall fall within the scope of the present invention.
Claims (4)
1. A multidirectional extrusion hydraulic press for servo flying projectile bodies comprises an upper cross beam (1), a lower cross beam (9) and a slide block (4); it is characterized in that the preparation method is characterized in that,
the upper cross beam (1) and the lower cross beam (9) are fixedly connected through a strut (7);
a square horizontal upright post (6) is arranged on the strut (7); a movable workbench (12) is arranged on a lower upright post of the horizontal upright post (6), an upper extruding cylinder (5) is arranged on an upper upright post of the horizontal upright post (6), and two horizontal cylinders (13) are arranged on two horizontal beams (8) of the horizontal upright post (6); the pistons of the two horizontal cylinders (13) are oppositely arranged; a main cylinder (3) and a return cylinder (2) are arranged on the upper cross beam (1); the piston of the main cylinder (3) is vertically downward, and the sliding block (4) is fixedly connected with the piston rod of the main cylinder (3) and the piston rod of the return cylinder (2); a lower extrusion cylinder (11) and a vertical pull rod (10) are arranged at the bottom of the strut (7); the piston of the lower extrusion cylinder (11) is vertically upward.
2. Servo aerostatic projectile-multidirectional extrusion hydraulic machine according to claim 1, characterized by the fact that the number of said struts (7) is two.
3. Servo airborne projectile-multidirectional hydraulic extrusion machine according to claim 2, characterized in that said lower extrusion cylinder (11) is located in the middle position of two struts (7).
4. Servo airborne projectile-multidirectional hydraulic extrusion press according to claim 1, characterized in that said return cylinders (2) are two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011351882.8A CN112756533A (en) | 2020-11-26 | 2020-11-26 | Multidirectional extrusion hydraulic press of servo aviation projectile body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011351882.8A CN112756533A (en) | 2020-11-26 | 2020-11-26 | Multidirectional extrusion hydraulic press of servo aviation projectile body |
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| Publication Number | Publication Date |
|---|---|
| CN112756533A true CN112756533A (en) | 2021-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011351882.8A Pending CN112756533A (en) | 2020-11-26 | 2020-11-26 | Multidirectional extrusion hydraulic press of servo aviation projectile body |
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| Country | Link |
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| CN (1) | CN112756533A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0523773A (en) * | 1991-07-22 | 1993-02-02 | Japan Steel Works Ltd:The | Forging device for large diameter ring |
| CN102806293A (en) * | 2012-08-28 | 2012-12-05 | 刘世雄 | Multidirectional die-forging press machine |
| CN102950237A (en) * | 2012-11-30 | 2013-03-06 | 天津市天锻压力机有限公司 | Multidirectional pressing hydraulic machine of petroleum drill stem joint |
| CN103909192A (en) * | 2014-04-14 | 2014-07-09 | 上海电机学院 | Multidirectional die-forging hydraulic extrusion press |
| CN104384412A (en) * | 2014-11-18 | 2015-03-04 | 扬州市江都永坚有限公司 | Multi-directional die forging process testing device |
-
2020
- 2020-11-26 CN CN202011351882.8A patent/CN112756533A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0523773A (en) * | 1991-07-22 | 1993-02-02 | Japan Steel Works Ltd:The | Forging device for large diameter ring |
| CN102806293A (en) * | 2012-08-28 | 2012-12-05 | 刘世雄 | Multidirectional die-forging press machine |
| CN102950237A (en) * | 2012-11-30 | 2013-03-06 | 天津市天锻压力机有限公司 | Multidirectional pressing hydraulic machine of petroleum drill stem joint |
| CN103909192A (en) * | 2014-04-14 | 2014-07-09 | 上海电机学院 | Multidirectional die-forging hydraulic extrusion press |
| CN104384412A (en) * | 2014-11-18 | 2015-03-04 | 扬州市江都永坚有限公司 | Multi-directional die forging process testing device |
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Application publication date: 20210507 |