CN117703868B - Combined hydraulic cylinder convenient for power output angle adjustment - Google Patents
Combined hydraulic cylinder convenient for power output angle adjustment Download PDFInfo
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- CN117703868B CN117703868B CN202410050703.9A CN202410050703A CN117703868B CN 117703868 B CN117703868 B CN 117703868B CN 202410050703 A CN202410050703 A CN 202410050703A CN 117703868 B CN117703868 B CN 117703868B
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- cylinder
- positioning pipe
- unidirectional output
- piston rod
- hydraulic cylinder
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- 239000010727 cylinder oil Substances 0.000 claims description 13
- 239000003921 oil Substances 0.000 claims description 11
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000007306 turnover Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Actuator (AREA)
Abstract
The invention discloses a combined hydraulic cylinder convenient for adjusting a power output angle, belongs to the technical field of hydraulic cylinders, and solves the problems that in the prior art, the hydraulic cylinder cannot realize adjustment of a three-dimensional direction power angle, the power output range is narrow and the stability is poor. According to the invention, through the matching of the L-shaped linkage block and the adjusting block, the second unidirectional output cylinder not only can output power in a two-dimensional space, but also can realize power output in a three-dimensional space, the range of power output angle adjustment is further enlarged, and the sliding assembly is utilized to enable the second unidirectional output cylinder to be firmly fixed in a sliding track after the power output angle adjustment.
Description
Technical Field
The invention belongs to the technical field of hydraulic cylinders, and particularly relates to a combined hydraulic cylinder convenient for adjusting a power output angle.
Background
The hydraulic cylinder is a hydraulic actuating element which converts hydraulic energy into mechanical energy and performs linear reciprocating motion, and because of the structural singleness of the hydraulic cylinder, the power output is linear, namely the hydraulic cylinder can only output linear angle power, for example, the force application part can be output at a variable angle, a plurality of hydraulic cylinders are required to be connected in parallel, and the operation of the plurality of hydraulic cylinders requires the support of a plurality of oil supply systems, so that the system is duplicated and the cost is high, and the multi-cylinder oil circuit system is complex. Chinese patent CN114658722a discloses a power take off angle adjustable combination pneumatic cylinder, including the box, box one side rotates and is connected with first one-way output jar, and box internally mounted has second one-way output jar and oil transportation control piece, and this application is through setting up the first one-way output jar and the second one-way output jar of two different directions, realizes the adjustment of different output angles, but this application can only realize the adjustment of two directions in the coplanar, can not realize three-dimensional direction's angular adjustment to make pneumatic cylinder angular adjustment limited.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a combined hydraulic cylinder which is convenient for adjusting the power output angle and has the advantages of realizing adjustment of the power angle in the three-dimensional direction, expanding the power output range and good stability.
In order to achieve the technical aim, the combined hydraulic cylinder convenient for adjusting the power output angle adopts the following technical scheme:
The combined hydraulic cylinder comprises a box body, wherein a first unidirectional output cylinder is arranged in the box body along the X-axis direction, the output end of the first unidirectional output cylinder is connected with an L-shaped linkage block and then extends out of the box body, the end part of the L-shaped linkage block is bent and extends upwards to the inner wall of the box body, the upper end of the L-shaped linkage block is rotationally connected with a connecting rod arranged along the Y-axis direction, one end of the connecting rod is connected with a second unidirectional output cylinder arranged outside the box body, the other end of the connecting rod penetrates through the outer wall of the L-shaped linkage block and then is connected with an adjusting block, a sliding assembly inserted into a sliding track is arranged at the joint of the adjusting block far away from the connecting rod, the sliding track is obliquely arranged on the surface of a positioning plate, and the outer part of the L-shaped linkage block is attached to the inner wall of the box body;
The sliding assembly comprises a positioning pipe inserted into the sliding track and a chassis with the end part abutting against the outer wall of the sliding track, the end part of the positioning pipe is connected with the adjusting block, a plurality of kidney-shaped holes extending along the radial direction of the positioning pipe are uniformly formed in the surface of the positioning pipe, a driving roller capable of moving forwards and backwards along the radial direction of the positioning pipe is inserted into the positioning pipe, the driving roller penetrates through the positioning pipe and then is arranged on the outer side of the chassis and driven by a micro motor, a plurality of driving columns arranged in rows are arranged on the surface of the driving roller, the driving columns are respectively connected with one end of an I-shaped clamp after extending out of the kidney-shaped holes along the same axis, the other end of the I-shaped clamp is connected with the back of the rectangular plate, and the I-shaped clamp is respectively connected with the front end and the back end of the back of the rectangular plate and a plurality of the rectangular plate are wound into a ring and then inserted into the sliding track.
Preferably, the first unidirectional output cylinder comprises a first cylinder barrel, a first piston rod and a first guide sleeve, the first cylinder barrel is connected with the first piston in a sliding mode, one end of the first piston rod is connected with the first piston in a threaded mode, and the other end of the first piston rod extends out of the first cylinder barrel to be connected with the L-shaped linkage block.
Preferably, the first guide sleeve is arranged on the surface of the first piston rod and is abutted against the inner wall of the bottom of the first cylinder barrel, and the first guide sleeve is provided with an annular flow passage and is communicated with the oil port of the first unidirectional output cylinder.
Preferably, the second unidirectional output cylinder comprises a second cylinder barrel, a second piston rod and a second guide sleeve, the second cylinder barrel is internally connected with the second piston in a sliding manner, one end of the second piston rod is in threaded connection with the second piston, and the other end of the second piston rod extends out of the second cylinder barrel to be connected with the push rod.
Preferably, the second guide sleeve is arranged on the surface of the second piston rod and is abutted against the inner wall of the bottom of the second cylinder, and the second guide sleeve is provided with an annular flow passage and is communicated with the second unidirectional output cylinder oil port.
Preferably, the first unidirectional output cylinder oil port and the second unidirectional output cylinder oil port are respectively communicated with the oil transportation control piece.
Preferably, the section of the adjusting block is I-shaped, and two ends of the adjusting block are respectively connected with the surface of the L-shaped linkage block and the end part of the positioning tube.
Preferably, the positioning pipe and the chassis are connected end to end into a whole, and the section of the positioning pipe and the chassis is in an inverted T shape.
Compared with the prior art, the invention has the beneficial effects that:
According to the invention, the first unidirectional output cylinder and the second unidirectional output cylinder are arranged, so that when the double hydraulic cylinders work, the two-dimensional output power angle is adjusted, and the problem that the hydraulic cylinders can only output linearly is solved; the second unidirectional output cylinder can output power in a two-dimensional space through the matching of the L-shaped linkage block and the adjusting block, and can realize power output in a three-dimensional space, so that the power output angle adjustment range of the hydraulic cylinder is further enlarged; the sliding assembly is utilized, so that the second unidirectional output cylinder can be stably fixed in the sliding track after the power output angle is adjusted, and the stability of the whole device is ensured.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of a slide assembly according to the present invention;
FIG. 3 is a schematic view of the internal structure of the slide assembly of the present invention;
FIG. 4 is a schematic view of the structure of the first one-way output cylinder of the present invention;
fig. 5 is a schematic structural view of a second one-way output cylinder in the present invention.
In the figure: 1. a case; 2. a first unidirectional output cylinder; l-shaped linkage blocks; 4. a connecting rod; 5. a second unidirectional output cylinder; 6. an adjusting block; 7. a glide track; 8. a positioning plate; 9. a positioning tube; 10. a chassis; 11. waist-shaped holes; 12. a driving roller; 13. a drive column; 14. an I-shaped clamp; 15. a rectangular plate; 16. a first cylinder; 17. a first piston; 18. a first piston rod; 19. a first guide sleeve; 20. the first unidirectional output cylinder oil port; 21. a second cylinder; 22. a second piston; 23. a second piston rod; 24. a second guide sleeve; 25. a push rod; 26. the second unidirectional output cylinder oil port; 27. and (5) an oil transportation control piece.
Detailed Description
The invention is further described below with reference to the drawings and detailed description:
As shown in fig. 1-5, a combined hydraulic cylinder convenient for adjusting a power output angle comprises a box body 1, wherein a first unidirectional output cylinder 2 is arranged in the box body 1 along the X-axis direction, the output end of the first unidirectional output cylinder 2 is connected with an L-shaped linkage block 3 and extends out of the box body 1, the end part of the L-shaped linkage block 3 is bent and extends upwards to the inner wall of the box body 1, the upper end of the L-shaped linkage block 3 is rotationally connected with a connecting rod 4 arranged along the Y-axis direction, one end of the connecting rod 4 is connected with a second unidirectional output cylinder 5 arranged outside the box body 1, the other end of the connecting rod 4 penetrates through the outer wall of the L-shaped linkage block 3 and is connected with an adjusting block 6, a sliding component inserted into a sliding track 7 is arranged at the joint of the adjusting block 6 far away from the connecting rod 4, the sliding track 7 is obliquely arranged on the surface of a positioning plate 8, and the positioning plate 8 is arranged outside the L-shaped linkage block 3 and is attached to the inner wall of the box body 1;
The sliding assembly comprises a positioning tube 9 inserted into the sliding track 7 and a chassis 10 with the end part abutting against the outer wall of the sliding track 7, the positioning tube 9 and the chassis 10 are connected into a whole in an inverted T shape in section, the end part of the positioning tube 9 is connected with the adjusting block 6, a plurality of waist-shaped holes 11 extending along the radial direction of the positioning tube 9 are uniformly formed in the surface of the positioning tube 9, a driving roller 12 capable of moving back and forth along the radial direction of the positioning tube 9 is inserted into the positioning tube 9, the driving roller 12 passes through the positioning tube 9 and then is arranged on the outer side of the chassis 10 and is driven by a miniature motor, a plurality of driving columns 13 arranged in rows are arranged on the surface of the driving roller 12, one end of each I-shaped hole 14 is respectively connected after the driving columns 13 are arranged along the same axis, the other end of each I-shaped hole 14 is connected with the back of the rectangular plate 15, the front end and the back end of each I-shaped clip 14 are respectively connected with the back of the rectangular plate 15, and a plurality of rectangular plates 15 are wound into a ring and then inserted into the sliding track 7. According to the invention, the first unidirectional output cylinder 2 and the second unidirectional output cylinder 5 are arranged, so that the adjustment of the power output angle of the hydraulic cylinder in a three-dimensional space is realized, and the application range of the hydraulic cylinder is further enlarged.
In the invention, the first unidirectional output cylinder 2 comprises a first cylinder barrel 16, a first piston 17, a first piston rod 18 and a first guide sleeve 19, wherein the first cylinder barrel 16 is connected with the first piston 17 in a sliding way, one end of the first piston rod 18 is connected with the first piston 17 in a threaded way, the other end of the first piston rod 18 extends out of the first cylinder barrel 16 and is connected with the L-shaped linkage block 3, the first guide sleeve 19 is arranged on the surface of the first piston rod 18 and is abutted against the inner wall at the bottom of the first cylinder barrel 16, an annular flow passage is arranged on the first guide sleeve 19 and is communicated with a first unidirectional output cylinder oil port 20, the second unidirectional output cylinder 5 comprises a second cylinder barrel 21, a second piston 22, a second piston rod 23 and a second guide sleeve 24, the second cylinder barrel 21 is connected with the second piston 22 in a sliding way, one end of the second piston rod 23 is connected with the second piston 22 in a threaded way, the other end of the second piston rod 23 extends out of the second cylinder barrel 21 and is connected with a push rod 25, the second guide sleeve 24 is arranged on the surface of the second piston rod 23 and is abutted against the inner wall at the bottom of the second cylinder barrel 21, an annular flow passage is arranged on the second guide sleeve 24 and is communicated with a second unidirectional output cylinder oil port 26 and a unidirectional output cylinder oil port 20 is communicated with a second output cylinder oil port 27. The high-pressure oil is respectively conveyed to the first unidirectional output cylinder 2 and the second unidirectional output cylinder 5 by utilizing the oil conveying control member 27, and a power source is provided for the first unidirectional output cylinder 2 and the second unidirectional output cylinder 5.
In the invention, the section of the adjusting block 6 is I-shaped, and two ends of the adjusting block are respectively connected with the surface of the L-shaped linkage block 3 and the end part of the positioning tube 9. The adjusting block 6 is utilized to convert the X-axis direction power of the first unidirectional output cylinder 2 into Y-axis direction power, and an adjusting basis is provided for the power output of the second unidirectional output cylinder 5 in the three-dimensional direction.
When the invention works, the oil transportation control piece 27 provides a power source for the first unidirectional output cylinder 2 through the first unidirectional output cylinder oil port 26, the first piston rod 18 drives the first piston 17 to slide along the inside of the first cylinder barrel 16, the L-shaped linkage block 3 on the surface of the first piston rod 18 moves along the X-axis direction along with the extension of the first piston rod 18, thereby driving the regulating block 6 on the side part of the L-shaped linkage block 3 to move, the sliding component connected with the other end of the regulating block 6 slides along the sliding track 7, and the sliding component is limited in the sliding track 7, so that the regulating block 6 is driven to turn over, the connecting rod 4 is driven to rotate, the second unidirectional output cylinder 5 is driven to turn over in the three-dimensional space, the angle adjustment of the power output of the first unidirectional output cylinder 2 and the second unidirectional output cylinder 5 in the three-dimensional space is realized, the power output angle adjustment range of the hydraulic cylinder is further enlarged, when the power output of the second unidirectional output cylinder 5 is output to a target angle, the micro motor is started, the micro motor is driven to move up and down along with the positioning pipe 9, the driving post 13 on the surface of the driving roller 12 drives the I-shaped clamp 14 to move up and down, thereby enabling the inner diameters of the plurality of sliding plates 15 to be stable in the ring 7 of the driving roller, and the second unidirectional output cylinder 5 is driven to rotate along with the output stable, and the output stable vibration problem is solved, and the problem is solved.
In summary, the present invention is not limited to the preferred embodiments, but includes all equivalent changes and modifications in shape, construction, characteristics and spirit according to the scope of the claims.
Claims (8)
1. The utility model provides a combination pneumatic cylinder convenient to power take off angle adjustment, includes the box, be provided with first one-way output jar, its characterized in that along X axle direction in the box: the output end of the first unidirectional output cylinder is connected with an L-shaped linkage block and extends out of the box body, the end part of the L-shaped linkage block is bent and extends upwards to the inner wall of the box body, the upper end of the L-shaped linkage block is rotationally connected with a connecting rod arranged along the Y-axis direction, one end of the connecting rod is connected with a second unidirectional output cylinder arranged outside the box body, the other end of the connecting rod penetrates through the outer wall of the L-shaped linkage block and then is connected with an adjusting block, a sliding assembly inserted into a sliding track is arranged at the connecting part of the adjusting block far away from the connecting rod, the sliding track is obliquely arranged on the surface of a positioning plate, and the positioning plate is arranged outside the L-shaped linkage block and is attached to the inner wall of the box body;
The sliding assembly comprises a positioning pipe inserted into the sliding track and a chassis with the end part abutting against the outer wall of the sliding track, the end part of the positioning pipe is connected with the adjusting block, a plurality of kidney-shaped holes extending along the radial direction of the positioning pipe are uniformly formed in the surface of the positioning pipe, a driving roller capable of moving forwards and backwards along the radial direction of the positioning pipe is inserted into the positioning pipe, the driving roller penetrates through the positioning pipe and then is arranged on the outer side of the chassis and driven by a micro motor, a plurality of driving columns arranged in rows are arranged on the surface of the driving roller, the driving columns are respectively connected with one end of an I-shaped clamp after extending out of the kidney-shaped holes along the same axis, the other end of the I-shaped clamp is connected with the back of the rectangular plate, and the I-shaped clamp is respectively connected with the front end and the back end of the back of the rectangular plate and a plurality of the rectangular plate are wound into a ring and then inserted into the sliding track.
2. The combination hydraulic cylinder facilitating adjustment of a power take-off angle according to claim 1, wherein: the first unidirectional output cylinder comprises a first cylinder barrel, a first piston rod and a first guide sleeve, the first piston is connected with the first cylinder barrel in a sliding mode, one end of the first piston rod is connected with the first piston in a threaded mode, and the other end of the first piston rod extends out of the first cylinder barrel and is connected with the L-shaped linkage block.
3. The combination hydraulic cylinder for facilitating adjustment of a power take-off angle according to claim 2, wherein: the first guide sleeve is arranged on the surface of the first piston rod and is abutted against the inner wall of the bottom of the first cylinder barrel, and an annular flow passage is formed in the first guide sleeve and is communicated with the oil port of the first unidirectional output cylinder.
4. The combination hydraulic cylinder facilitating adjustment of a power take-off angle according to claim 1, wherein: the second unidirectional output cylinder comprises a second cylinder barrel, a second piston rod and a second guide sleeve, the second cylinder barrel is internally connected with the second piston in a sliding manner, one end of the second piston rod is in threaded connection with the second piston, and the other end of the second piston rod extends out of the second cylinder barrel to be connected with the push rod.
5. The combination hydraulic cylinder facilitating adjustment of a power take-off angle according to claim 4, wherein: the second guide sleeve is arranged on the surface of the second piston rod and is abutted against the inner wall of the bottom of the second cylinder, and an annular flow passage is formed in the second guide sleeve and is communicated with the oil port of the second unidirectional output cylinder.
6. The combination hydraulic cylinder for facilitating adjustment of a power take-off angle according to claim 3 or 5, wherein: the first unidirectional output cylinder oil port and the second unidirectional output cylinder oil port are respectively communicated with the oil transportation control piece.
7. The combination hydraulic cylinder facilitating adjustment of a power take-off angle according to claim 1, wherein: the section of the adjusting block is I-shaped, and two ends of the adjusting block are respectively connected with the surface of the L-shaped linkage block and the end part of the positioning pipe.
8. The combination hydraulic cylinder facilitating adjustment of a power take-off angle according to claim 1, wherein: the positioning pipe and the chassis are connected end to end into a whole, and the section of the positioning pipe is in an inverted T shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410050703.9A CN117703868B (en) | 2024-01-12 | 2024-01-12 | Combined hydraulic cylinder convenient for power output angle adjustment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410050703.9A CN117703868B (en) | 2024-01-12 | 2024-01-12 | Combined hydraulic cylinder convenient for power output angle adjustment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117703868A CN117703868A (en) | 2024-03-15 |
| CN117703868B true CN117703868B (en) | 2024-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410050703.9A Active CN117703868B (en) | 2024-01-12 | 2024-01-12 | Combined hydraulic cylinder convenient for power output angle adjustment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117703868B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179365A (en) * | 2015-10-05 | 2015-12-23 | 济南大学 | Combined hydraulic cylinder with adjustable power output angle |
| CN207935202U (en) * | 2018-02-10 | 2018-10-02 | 韶关市西马克液压缸有限公司 | Front outrigger for bridge girder erection machine lifting hydraulic cylinder |
| CN114658722A (en) * | 2022-05-06 | 2022-06-24 | 江苏亚力亚气动液压成套设备有限公司 | Combined hydraulic cylinder with adjustable power output angle |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7014429B2 (en) * | 2003-03-06 | 2006-03-21 | The United States Of America As Represented By The Administrator Of The U.S. Environmental Protection Agency | High-efficiency, large angle, variable displacement hydraulic pump/motor |
| EP3039293B1 (en) * | 2013-08-30 | 2018-09-19 | Dongguan Richtek Electronics Co., Ltd. | A fluid cylinder |
-
2024
- 2024-01-12 CN CN202410050703.9A patent/CN117703868B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179365A (en) * | 2015-10-05 | 2015-12-23 | 济南大学 | Combined hydraulic cylinder with adjustable power output angle |
| CN207935202U (en) * | 2018-02-10 | 2018-10-02 | 韶关市西马克液压缸有限公司 | Front outrigger for bridge girder erection machine lifting hydraulic cylinder |
| CN114658722A (en) * | 2022-05-06 | 2022-06-24 | 江苏亚力亚气动液压成套设备有限公司 | Combined hydraulic cylinder with adjustable power output angle |
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| CN117703868A (en) | 2024-03-15 |
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