CN213134646U - Anti-impact structure of large-scale composite forming device - Google Patents
Anti-impact structure of large-scale composite forming device Download PDFInfo
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- CN213134646U CN213134646U CN202021557535.6U CN202021557535U CN213134646U CN 213134646 U CN213134646 U CN 213134646U CN 202021557535 U CN202021557535 U CN 202021557535U CN 213134646 U CN213134646 U CN 213134646U
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Abstract
The utility model discloses an anti-impact structure of a large composite forming device, which comprises an energy accumulator valve block, an energy accumulator, a large cartridge valve, an impact cylinder anti-impact sleeve and an impact cylinder barrel; an oil pressure cavity is arranged in the energy accumulator valve block, an impact cylinder barrel is installed at an opening at the bottom of the oil pressure cavity, an impact cylinder impact-proof sleeve is arranged in the oil pressure cavity, the impact cylinder impact-proof sleeve is cylindrical, an oil through hole is formed in the inner wall of the impact cylinder impact-proof sleeve, and the oil through hole is used as an oil through channel; the terminal surface of impact cylinder scour protection cover supports tightly with the back flange of the top opening department in oil pressure chamber, and the top nozzle of impact cylinder supports tightly with the opening terminal surface of impact cylinder scour protection cover, prevents through impact cylinder scour protection cover that the impact cylinder upwards moves, and impact cylinder scour protection cover has processing convenience, the firm advantage of installation simultaneously.
Description
Technical Field
The utility model relates to a metal pressure processing technology field, in particular to large-scale compound forming device's scour protection structure.
Background
In the fields of aerospace, automobiles and the like, the requirements on structural lightweight, functionality and integrity are higher and higher, so that functional parts with complex structures are widely applied, and a large-scale composite forming device is often used and can realize two processing technologies of liquid-filling forming and high-energy high-speed impact forming; when a high-energy high-speed impact forming process is required to be implemented, after the impact cylinder piston rod and the impact hammer complete downward impact action, the impact cylinder piston rod and the impact hammer must move upwards to complete return action, the return action is completed by inputting pressure oil into the lower cavity of the impact cylinder barrel, and if the position of the impact cylinder barrel is not fixed, the impact cylinder barrel can move upwards, so that the machine fails to work.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a large-scale compound forming device's scour protection structure can prevent to strike the cylinder upwards action.
According to the utility model discloses an anti-shock structure of large-scale compound forming device of embodiment, including energy storage ware valve block, energy storage ware, big cartridge valve, impact cylinder scour protection cover, impact cylinder; an oil pressure cavity is arranged in the energy accumulator valve block, and an opening at the top of the oil pressure cavity is sealed by a rear flange; the energy accumulator is arranged on the energy accumulator valve block; the large cartridge valve is inserted in the energy accumulator valve block, and the disconnection or communication between the energy accumulator and the oil pressure cavity is controlled through the large cartridge valve; the impact cylinder impact-proof sleeve is cylindrical, the impact cylinder impact-proof sleeve is sleeved in the oil pressure cavity, an oil through hole is formed in the inner wall of the impact cylinder impact-proof sleeve, and the end face of the impact cylinder impact-proof sleeve is abutted against the rear flange; the cylinder barrel of the impact cylinder is arranged at the opening at the bottom of the oil pressure cavity, and the top cylinder opening of the cylinder barrel of the impact cylinder is tightly abutted to the opening end face of the impact-proof sleeve of the impact cylinder.
According to some embodiments of the present invention, the impact cylinder cushion sleeve is sleeved outside the lower end of the impact cylinder barrel, the small cartridge valve is installed on the accumulator valve block, and the small cartridge valve is communicated with the oil pressure cavity; and a lower oil inlet is formed in the impact cylinder buffer sleeve and communicated with the small cartridge valve.
According to the utility model discloses a some embodiments, strike jar scour protection cover top central authorities and be equipped with the stairstepping macropore, the spacer pin is equipped with in the stairstepping macropore, the spacer pin is the step shaft shape, the spacer pin inserts behind the stairstepping macropore, the major part terminal surface of spacer pin with strike jar scour protection cover's up end and flush, and pass through the back flange compresses tightly.
According to the utility model discloses a large-scale compound forming device's scour protection structure has following beneficial effect at least:
an oil pressure cavity is arranged in the energy accumulator valve block, an impact cylinder barrel is installed at an opening at the bottom of the oil pressure cavity, an impact cylinder impact-proof sleeve is arranged in the oil pressure cavity, the impact cylinder impact-proof sleeve is cylindrical, an oil through hole is formed in the inner wall of the impact cylinder impact-proof sleeve, and the oil through hole is used as an oil through channel; the terminal surface of impact cylinder scour protection cover supports tightly with the back flange of the top opening department in oil pressure chamber, and the top nozzle of impact cylinder supports tightly with the opening terminal surface of impact cylinder scour protection cover, prevents through impact cylinder scour protection cover that the impact cylinder upwards moves, and impact cylinder scour protection cover has processing convenience, the firm advantage of installation simultaneously.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic cross-sectional view of an embodiment of the present invention;
fig. 2 is a schematic view of a small cartridge valve according to an embodiment of the present invention.
An accumulator valve block 100, an oil pressure chamber 110; a rear flange 200; an accumulator 300; the large cartridge valve 400; the impact cylinder shock-proof sleeve 500, the oil through hole 510, the step-shaped large hole 520 and the limiting pin 530; impact the cylinder bore 600; the impact cylinder buffer sleeve 700 and the lower oil inlet 710; a small cartridge 800.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
Referring to fig. 1 and 2, an anti-impact structure of a large composite forming device according to an embodiment of the present invention includes an energy accumulator valve block 100, an energy accumulator 300, a large cartridge valve 400, an impact cylinder anti-impact sleeve 500, and an impact cylinder barrel 600; an oil pressure cavity 110 is arranged in the energy accumulator valve block 100, and the opening at the top of the oil pressure cavity 110 is sealed by a rear flange 200; the accumulator 300 is mounted on the accumulator valve block 100; the large cartridge valve 400 is inserted into the energy accumulator valve block 100, and the disconnection or communication between the energy accumulator 300 and the oil pressure cavity 110 is controlled through the large cartridge valve 400; the impact-prevention sleeve 500 of the impact cylinder is cylindrical, the impact-prevention sleeve 500 of the impact cylinder is arranged in the oil pressure cavity 110, an oil through hole 510 is formed in the inner wall of the impact-prevention sleeve 500 of the impact cylinder, and the end face of the impact-prevention sleeve 500 of the impact cylinder is tightly abutted to the rear flange 200; the impact cylinder 600 is arranged at the bottom opening of the oil pressure chamber 110, and the top cylinder opening of the impact cylinder 600 is tightly propped against the opening end face of the impact cylinder impact-proof sleeve 500.
An oil pressure cavity 110 is arranged in the energy accumulator valve block 100, an impact cylinder barrel 600 is arranged at an opening at the bottom of the oil pressure cavity 110, an impact cylinder impact-proof sleeve 500 is arranged in the oil pressure cavity 110, the impact cylinder impact-proof sleeve 500 is cylindrical, an oil through hole 510 is formed in the inner wall of the impact cylinder impact-proof sleeve 500, and the oil through hole 510 serves as an oil through channel; the end face of the impact cylinder impact-proof sleeve 500 is tightly abutted to the rear flange 200 at the top opening of the oil pressure cavity 110, the top cylinder opening of the impact cylinder barrel 600 is tightly abutted to the opening end face of the impact cylinder impact-proof sleeve 500, the impact cylinder barrel 600 is prevented from moving upwards through the impact cylinder impact-proof sleeve 500, and meanwhile, the impact cylinder impact-proof sleeve 500 has the advantages of convenience in processing and firmness in installation.
The impact cylinder 600 is internally provided with an impact cylinder piston rod, and the lower end of the impact cylinder 600 is externally sleeved with an impact cylinder buffer sleeve 700.
The accumulator valve block 100 is provided with a small cartridge valve 800, and the small cartridge valve 800 is communicated with the oil pressure cavity 110; when the piston rod of the impact cylinder moves to the end point of an impact stroke, oil in the inner cavity of the oil pressure cavity 110 and the inner cavity of the cylinder barrel 600 of the impact cylinder flows to the lower part of the top end of the piston rod of the impact cylinder through the lower cartridge valve through the lower oil inlet 710, so that the piston rod of the impact cylinder is subjected to oil pressure to start return stroke.
In order to make the processing of spacing axle simple, simple to operate is firm, be equipped with impact cylinder scour protection cover 500 at impact cylinder scour protection cover 500 top, impact cylinder scour protection cover 500 central authorities are equipped with stairstepping macropore 520, install spacer pin 530 in the stairstepping macropore 520, spacer pin 530 is the stairstepping shaft shape, after spacer pin 530 inserted stairstepping macropore 520, the major part terminal surface of spacer pin 530 flushed with impact cylinder scour protection cover 500's up end to compress tightly through back flange 200.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (3)
1. An anti-impact structure of a large-sized composite forming device, characterized by comprising:
the energy accumulator valve block (100), an oil pressure cavity (110) is arranged in the energy accumulator valve block (100), an opening at the top of the oil pressure cavity (110) is sealed by a rear flange (200),
the energy accumulator (300), the said energy accumulator (300) is fixed to the valve block of the said energy accumulator (100);
the large cartridge valve (400) is inserted into the energy accumulator valve block (100), and the large cartridge valve (400) controls the disconnection or communication between the energy accumulator (300) and the oil pressure cavity (110);
the oil pressure cavity (110) is internally provided with an oil through hole (510), and the end surface of the impact cylinder impact-proof sleeve (500) is abutted against the rear flange (200);
the oil hydraulic cylinder is characterized in that the impact cylinder barrel (600) is arranged at an opening at the bottom of the oil hydraulic cavity (110), and a top barrel opening of the impact cylinder barrel (600) is tightly abutted to an opening end face of the impact cylinder impact-proof sleeve (500).
2. The anti-impact structure of a large-scale composite forming device according to claim 1, wherein an impact cylinder buffer sleeve (700) is sleeved outside the lower end of the impact cylinder barrel (600), a small cartridge valve (800) is mounted on the energy accumulator valve block (100), and the small cartridge valve (800) is communicated with the oil pressure cavity (110); and a lower oil inlet (710) is formed in the impact cylinder buffer sleeve (700), and the lower oil inlet (710) is communicated with the small cartridge valve (800).
3. The anti-impact structure of a large-scale composite forming device according to claim 1, characterized in that a stepped large hole (520) is formed in the center of the top of the anti-impact sleeve (500) of the impact cylinder, a limit pin (530) is installed in the stepped large hole (520), the limit pin (530) is stepped shaft-shaped, and after the limit pin (530) is inserted into the stepped large hole (520), the large end face of the limit pin (530) is flush with the upper end face of the anti-impact sleeve (500) of the impact cylinder and is pressed by the rear flange (200).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021557535.6U CN213134646U (en) | 2020-07-31 | 2020-07-31 | Anti-impact structure of large-scale composite forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021557535.6U CN213134646U (en) | 2020-07-31 | 2020-07-31 | Anti-impact structure of large-scale composite forming device |
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| Publication Number | Publication Date |
|---|---|
| CN213134646U true CN213134646U (en) | 2021-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021557535.6U Active CN213134646U (en) | 2020-07-31 | 2020-07-31 | Anti-impact structure of large-scale composite forming device |
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| Country | Link |
|---|---|
| CN (1) | CN213134646U (en) |
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2020
- 2020-07-31 CN CN202021557535.6U patent/CN213134646U/en active Active
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