CN219093508U - Recoil cylinder of electrohydraulic hammer - Google Patents
Recoil cylinder of electrohydraulic hammer Download PDFInfo
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- CN219093508U CN219093508U CN202320050693.XU CN202320050693U CN219093508U CN 219093508 U CN219093508 U CN 219093508U CN 202320050693 U CN202320050693 U CN 202320050693U CN 219093508 U CN219093508 U CN 219093508U
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Abstract
The electro-hydraulic hammer recoil cylinder comprises a base, a sleeve, a buffer device and a fixing device, wherein the base consists of a bottom plate and a cylinder body; the utility model has strong practicability and very convenient use, can effectively play a role in buffering to protect the electro-hydraulic hammer, reduces the risk of damage of the electro-hydraulic hammer, and has simple structure and easy installation and maintenance.
Description
Technical Field
The utility model relates to the technical field of machining, in particular to a recoil cylinder of an electrohydraulic hammer.
Background
The known electric hydraulic hammer is an important device in metal forging production, is a device for deforming a metal workpiece by utilizing impact energy, has the beneficial characteristics of energy conservation and pollution reduction, and needs to be rapidly retracted in the impact process, but because the rapidly retracted hammer can generate serious overpressure on Xia Jiang of a master cylinder, the electric hydraulic hammer is easily damaged on parts such as the master cylinder, a control valve and the like, the use of the electric hydraulic hammer is influenced, and the burden of enterprises is increased.
Disclosure of Invention
In order to overcome the defects in the background technology, the utility model discloses an electro-hydraulic hammer recoil cylinder.
In order to achieve the aim of the utility model, the utility model adopts the following technical scheme:
the utility model provides an electrohydraulic hammer recoil jar, includes base, sleeve, buffer and fixing device, and the base comprises bottom plate and cylinder body, and the bottom plate top is equipped with the cylinder body, is equipped with the sleeve in the cylinder body, and the sleeve passes through bolted connection with the bottom plate, is equipped with buffer in the sleeve, and buffer one end sets up in the sleeve, and buffer's the other end is equipped with fixing device.
The bottom plate is cylindrical structure, and it is the same that the last distribution of bottom plate has first fixed orifices, and each first fixed orifices structure is the same, and upper portion face and the lower part face of bottom plate are run through to first fixed orifices, and each first fixed orifices uses the center of bottom plate upper portion face as centre of a circle evenly setting, and the center of bottom plate upper portion face is equipped with first perforation, and first perforation runs through upper portion face and the lower part face of bottom plate, and first perforation bilateral symmetry is equipped with two first connecting holes, and two first connecting hole structures are the same, and first connecting hole runs through upper portion face and the lower part face of bottom plate.
The cylinder body is of a hollow cylindrical structure, the lower bottom surface of the cylinder body is connected with the upper bottom surface of the bottom plate, the cylinder body is arranged between the first fixing holes, and the cylinder body and the bottom plate are of the same central axis.
The sleeve is hollow cylindrical structure, and telescopic lower bottom surface symmetry is equipped with two second connecting holes, and two second connecting holes correspond the setting with two first connecting holes, all are equipped with the internal thread on the inner wall of two second connecting holes, and sleeve and cylinder body are same central axis.
The buffer device consists of a piston, sealing rings and connecting pipes, wherein the piston is arranged in the sleeve, the piston and the sleeve are of the same central axis, grooves are formed in the lower face of the piston, the sealing rings are uniformly arranged on the side faces of the piston and sleeved on the piston, the sealing rings are arranged in parallel, and the connecting pipes are arranged on the upper face of the piston.
The connecting pipe is hollow cylindrical result, the lower bottom surface of connecting pipe is connected with the upper bottom surface of piston, and the side of connecting pipe upper end is equipped with spacing hole, and spacing hole runs through the side and the inner wall of connecting pipe, and connecting pipe and piston same central axis, the upper end of connecting pipe is equipped with fixing device.
The fixing device comprises a fixing tube, a sealing plate, a limiting tube, an oil tube and a nut, wherein the fixing tube is of a hollow cylindrical structure, second fixing holes are distributed on the fixing tube and are identical in structure, the second fixing holes penetrate through the upper face and the lower face of the fixing tube, the second fixing holes are uniformly arranged by taking the center of the upper face of the fixing tube as the center of a circle, the side face of the fixing tube is provided with the oil tube, the side face of the oil tube is provided with an external thread, the oil tube is provided with the nut, the external thread of the oil tube is in threaded connection with the internal thread of the nut, and the sealing plate and the limiting tube are arranged in the fixing tube.
The sealing plate is cylindrical structure, the side of sealing plate is connected with the inner wall of fixed pipe, the upper portion face of sealing plate is parallel and level with the upper portion face of fixed pipe, the center of sealing plate upper portion face is equipped with the second perforation, the second perforation runs through the upper portion face and the lower part face of sealing plate, the below of sealing plate is equipped with spacing pipe, the side of spacing pipe is connected with the inner wall of fixed pipe, fixed pipe and spacing pipe intercommunication are passed to oil pipe's one end, oil pipe corresponds the setting with spacing hole, the upper portion face of spacing pipe is connected with the lower part face of sealing plate, spacing pipe box is on the connecting pipe, fixed pipe, the sealing plate, spacing pipe and connecting pipe are same central axis.
According to the electro-hydraulic hammer recoil cylinder, the sleeve is arranged on the base, and the buffer device and the fixing device are arranged on the sleeve, so that the purposes of buffering when the hammer head is suddenly used and protecting the electro-hydraulic hammer main cylinder and internal equipment are achieved; the utility model has strong practicability and very convenient use, can effectively play a role in buffering to protect the electro-hydraulic hammer, reduces the risk of damage of the electro-hydraulic hammer, and has simple structure and easy installation and maintenance.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic perspective view of a base of the present utility model;
FIG. 3 is a perspective view of a sleeve according to the present utility model;
FIG. 4 is a schematic perspective view of a buffer device according to the present utility model;
FIG. 5 is a cross-sectional view of a fixation device of the present utility model;
in the figure: 1. a bottom plate; 2. a cylinder; 3. a fixed tube; 4. an oil pipe; 5. a nut; 6. a first fixing hole; 7. a first perforation; 8. a first connection hole; 9. a sleeve; 10. a second connection hole; 11. a piston; 12. a groove; 13. a seal ring; 14. a connecting pipe; 15. a limiting hole; 16. a second fixing hole;
17. a sealing plate; 18. a second perforation; 19. and a limiting tube.
Detailed Description
The utility model will be explained in more detail by the following examples, the purpose of which is to protect all technical improvements within the scope of the utility model.
The electro-hydraulic hammer recoil cylinder comprises a base, a sleeve 9, a buffer device and a fixing device, wherein the base is composed of a base plate 1 and a cylinder body 2, the cylinder body 2 is arranged above the base plate 1, the sleeve 9 is arranged in the cylinder body 2, the sleeve 9 is connected with the base plate 1 through bolts, the buffer device is arranged in the sleeve 9, one end of the buffer device is arranged in the sleeve 9, and the fixing device is arranged at the other end of the buffer device.
The bottom plate 1 is cylindrical structure, the bottom plate 1 is last to be distributed with first fixed orifices 6, each first fixed orifice 6 structure is the same, first fixed orifice 6 runs through the upper portion face and the lower part face of bottom plate 1, each first fixed orifice 6 uses the center of bottom plate 1 upper portion face as centre of a circle evenly setting, the center of bottom plate 1 upper portion face is equipped with first perforation 7, first perforation 7 runs through the upper portion face and the lower part face of bottom plate 1, first perforation 7 bilateral symmetry is equipped with two first connecting holes 8, two first connecting holes 8 structure are the same, first connecting hole 8 runs through the upper portion face and the lower part face of bottom plate 1.
The cylinder body 2 is of a hollow cylindrical structure, the lower bottom surface of the cylinder body 2 is connected with the upper bottom surface of the bottom plate 1, the cylinder body 2 is arranged between the first fixing holes 6, and the cylinder body 2 and the bottom plate 1 are of the same central axis.
The sleeve 9 is of a hollow cylindrical structure, two second connecting holes 10 are symmetrically formed in the lower bottom surface of the sleeve 9, the two second connecting holes 10 are arranged corresponding to the two first connecting holes 8, internal threads are formed in the inner walls of the two second connecting holes 10, and the sleeve 9 and the cylinder body 2 are of the same central axis.
The buffer device consists of a piston 11, sealing rings 13 and connecting pipes 14, wherein the piston 11 is arranged in a sleeve 9, the piston 11 and the sleeve 9 are of the same central axis, a groove 12 is formed in the lower face of the piston 11, the sealing rings 13 are uniformly arranged on the side face of the piston 11, the sealing rings 13 are sleeved on the piston 11, the sealing rings 13 are arranged in parallel, and the connecting pipes 14 are arranged on the upper face of the piston 11.
The connecting pipe 14 is hollow cylindrical, the lower bottom surface of the connecting pipe 14 is connected with the upper bottom surface of the piston 11, a limiting hole 15 is formed in the side surface of the upper end of the connecting pipe 14, the limiting hole 15 penetrates through the side surface and the inner wall of the connecting pipe 14, the connecting pipe 14 and the piston 11 are on the same central axis, and a fixing device is arranged at the upper end of the connecting pipe 14.
The fixing device comprises a fixing tube 3, a sealing plate 17, a limiting tube 19, an oil tube 4 and a nut 5, wherein the fixing tube 3 is of a hollow cylindrical structure, second fixing holes 16 are distributed on the fixing tube 3, the structures of the second fixing holes 16 are identical, the second fixing holes 16 penetrate through the upper surface and the lower surface of the fixing tube 3, the centers of the upper surface of the fixing tube 3 are used as circle centers, the side surfaces of the fixing tube 3 are provided with the oil tube 4, the side surfaces of the oil tube 4 are provided with external threads, the oil tube 4 is provided with the nut 5, the external threads of the oil tube 4 are in threaded connection with the internal threads of the nut 5, and the fixing tube 3 is internally provided with the sealing plate 17 and the limiting tube 19.
The sealing plate 17 is of a cylindrical structure, the side face of the sealing plate 17 is connected with the inner wall of the fixed pipe 3, the upper face of the sealing plate 17 is flush with the upper face of the fixed pipe 3, a second perforation 18 is arranged in the center of the upper face of the sealing plate 17, the second perforation 18 penetrates through the upper face and the lower face of the sealing plate 17, a limiting pipe 19 is arranged below the sealing plate 17, the side face of the limiting pipe 19 is connected with the inner wall of the fixed pipe 3, one end of the oil pipe 4 penetrates through the fixed pipe 3 and the limiting pipe 19 to be communicated with the limiting pipe 19, the oil pipe 4 is correspondingly arranged with the limiting hole 15, the upper face of the limiting pipe 19 is connected with the lower face of the sealing plate 17, the limiting pipe 19 is sleeved on the connecting pipe 14, and the fixed pipe 3, the sealing plate 17, the limiting pipe 19 and the connecting pipe 14 are of the same central axis.
In the electro-hydraulic hammer recoil cylinder, when the electro-hydraulic hammer recoil cylinder is installed, the sleeve 9 is firstly installed in the cylinder body 2 of the base, the sleeve 9 is fixed with the bottom plate 1 of the base through bolts, then the buffer device is installed in the sleeve 9, the piston 11 faces the bottom plate 1, the fixing device is installed on the connecting pipe 14 above the piston 11, the limiting pipe 19 is sleeved on the connecting pipe 14, the limiting hole 15 is aligned with the oil pipe 4, then the recoil cylinder is installed on the electro-hydraulic hammer master cylinder, and the recoil cylinder is fixed through bolts installed in the first fixing holes 6.
While the utility model has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (8)
1. The utility model provides an electrohydraulic hammer recoil jar, includes base, sleeve (9), buffer and fixing device, and the base comprises bottom plate (1) and cylinder body (2), and bottom plate (1) top is equipped with cylinder body (2), its characterized in that: the cylinder body (2) is internally provided with a sleeve (9), the sleeve (9) is connected with the bottom plate (1) through a bolt, the sleeve (9) is internally provided with a buffer device, one end of the buffer device is arranged in the sleeve (9), and the other end of the buffer device is provided with a fixing device.
2. The electro-hydraulic hammer recoil cylinder of claim 1, wherein: the bottom plate (1) is cylindrical structure, first fixed orifices (6) are distributed on the bottom plate (1), each first fixed orifice (6) is identical in structure, each first fixed orifice (6) penetrates through the upper face and the lower face of the bottom plate (1), each first fixed orifice (6) is uniformly arranged by taking the center of the upper face of the bottom plate (1) as the center of a circle, first perforation (7) are arranged at the center of the upper face of the bottom plate (1), the first perforation (7) penetrates through the upper face and the lower face of the bottom plate (1), two first connecting holes (8) are symmetrically arranged on two sides of the first perforation (7), the two first connecting holes (8) are identical in structure, and each first connecting hole (8) penetrates through the upper face and the lower face of the bottom plate (1).
3. The electro-hydraulic hammer recoil cylinder of claim 2, wherein: the cylinder body (2) is of a hollow cylindrical structure, the lower bottom surface of the cylinder body (2) is connected with the upper bottom surface of the bottom plate (1), the cylinder body (2) is arranged between the first fixing holes (6), and the cylinder body (2) and the bottom plate (1) are of the same central axis.
4. The electro-hydraulic hammer recoil cylinder of claim 1, wherein: the sleeve (9) is of a hollow cylindrical structure, two second connecting holes (10) are symmetrically formed in the lower bottom surface of the sleeve (9), the two second connecting holes (10) are correspondingly arranged with the two first connecting holes (8), internal threads are formed in the inner walls of the two second connecting holes (10), and the sleeve (9) and the cylinder body (2) are of the same central axis.
5. The electro-hydraulic hammer recoil cylinder of claim 1, wherein: the buffer device is composed of a piston (11), sealing rings (13) and connecting pipes (14), wherein the piston (11) is arranged in a sleeve (9), the piston (11) and the sleeve (9) are of the same central axis, grooves (12) are formed in the lower face of the piston (11), the sealing rings (13) are uniformly arranged on the side faces of the piston (11), the sealing rings (13) are sleeved on the piston (11), the sealing rings (13) are arranged in parallel, and the connecting pipes (14) are arranged on the upper face of the piston (11).
6. The electro-hydraulic hammer recoil cylinder of claim 5, wherein: the connecting pipe (14) is a hollow cylindrical result, the lower bottom surface of the connecting pipe (14) is connected with the upper bottom surface of the piston (11), a limiting hole (15) is formed in the side surface of the upper end of the connecting pipe (14), the limiting hole (15) penetrates through the side surface and the inner wall of the connecting pipe (14), the connecting pipe (14) and the piston (11) are in the same central axis, and a fixing device is arranged at the upper end of the connecting pipe (14).
7. The electro-hydraulic hammer recoil cylinder of claim 1, wherein: fixing device comprises fixed pipe (3), closing plate (17), spacing pipe (19), oil pipe (4) and nut (5), fixed pipe (3) are hollow cylindrical structure, it has second fixed orifices (16) to distribute on fixed pipe (3), each second fixed orifice (16) structure is the same, upper portion face and the lower part face of fixed pipe (3) are run through to second fixed orifice (16), the center of each second fixed orifice (16) upper portion face of fixed pipe (3) is the centre of a circle evenly setting, the side of fixed pipe (3) is equipped with oil pipe (4), the side of oil pipe (4) is equipped with the external screw thread, be equipped with nut (5) on oil pipe (4), the external screw thread of oil pipe (4) and the internal screw thread interconnect threaded connection of nut (5), be equipped with closing plate (17) and spacing pipe (19) in fixed pipe (3).
8. The electro-hydraulic hammer recoil cylinder of claim 7, wherein: the sealing plate (17) is of a cylindrical structure, the side face of the sealing plate (17) is connected with the inner wall of the fixed pipe (3), the upper face of the sealing plate (17) is flush with the upper face of the fixed pipe (3), a second perforation (18) is arranged in the center of the upper face of the sealing plate (17), the second perforation (18) penetrates through the upper face and the lower face of the sealing plate (17), a limiting pipe (19) is arranged below the sealing plate (17), the side face of the limiting pipe (19) is connected with the inner wall of the fixed pipe (3), one end of the oil pipe (4) penetrates through the fixed pipe (3) and the limiting pipe (19) to be communicated with the limiting pipe (19), the oil pipe (4) is correspondingly arranged with the limiting hole (15), the upper face of the limiting pipe (19) is connected with the lower face of the sealing plate (17), and the limiting pipe (19) is sleeved on the connecting pipe (14), and the fixed pipe (3), the sealing plate (17), the limiting pipe (19) and the connecting pipe (14) are of the same central axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320050693.XU CN219093508U (en) | 2023-01-09 | 2023-01-09 | Recoil cylinder of electrohydraulic hammer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320050693.XU CN219093508U (en) | 2023-01-09 | 2023-01-09 | Recoil cylinder of electrohydraulic hammer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219093508U true CN219093508U (en) | 2023-05-30 |
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ID=86461106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320050693.XU Active CN219093508U (en) | 2023-01-09 | 2023-01-09 | Recoil cylinder of electrohydraulic hammer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219093508U (en) |
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2023
- 2023-01-09 CN CN202320050693.XU patent/CN219093508U/en active Active
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