CN106050786B - A kind of U-shaped hydraulic gyration mechanism of large torque - Google Patents
A kind of U-shaped hydraulic gyration mechanism of large torque Download PDFInfo
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- CN106050786B CN106050786B CN201610672914.1A CN201610672914A CN106050786B CN 106050786 B CN106050786 B CN 106050786B CN 201610672914 A CN201610672914 A CN 201610672914A CN 106050786 B CN106050786 B CN 106050786B
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- end cap
- fluid chamber
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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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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
- Hydraulic Motors (AREA)
Abstract
The invention discloses a kind of U-shaped hydraulic gyration mechanisms of large torque, including cylinder body, the cylinder body is U-shaped for what Open Side Down, the upper end of the cylinder body is equipped with gas vent, the in vivo top of cylinder is hydraulic fluid chamber, rotating shaft is equipped in hydraulic fluid chamber, the cylinder is in vivo to be equipped with partition plate positioned at the middle of lower part, the centre of partition plate is equipped with oil input channel, inferior part of the cylinder block is divided into left cylinder and right cylinder body by partition plate, left piston and right piston are respectively equipped in left cylinder and right cylinder body, chain is connected between left piston and right piston, the chain is wrapped in the sprocket of rotating shaft middle part；The lower end of the left cylinder and right cylinder body is respectively equipped with left end cap and right end cap, and left oilhole and right oilhole are respectively equipped on left end cap and right end cap.The present invention in the in vivo hydraulic drive of U-shaped cylinder, makes left piston and right piston be moved up and down in left cylinder and right cylinder body by hydraulic oil, and passes through the chain-driving rotating shaft connected between left piston and right piston and rotate.
Description
Technical field
The invention belongs to revolution driving field more particularly to a kind of U-shaped hydraulic gyration mechanisms of large torque.
Background technology
The large-scale flip-arm and large torque swing mechanism industrially applied at present, the rapid development of industrial robot is to big
Torque swing mechanism is more widely applied, and in terms of large torque revolution, there are screw hydraulic angling cylinder and tooth in common mechanism
Two kinds of revolution modes of angling cylinder, but in place of both modes all Shortcomings, screw hydraulic angling cylinder radial structure
Size is small, but axial arrangement is oversized, can not be used because installation space is limited sometimes.Rack angling cylinder, because of power rack
For linear structure, the growth bar shaped of equipment contour structures or H-type, contour structures installation dimension is excessive, adds the radius of gyration and life
Cost is produced, installation trouble or place are limited so that promoting limited.
The content of the invention
The shortcomings that it is an object of the invention to overcome the above-mentioned prior art, provide it is a kind of can it is cheap be simple to manufacture,
Contour structure size is small, high-torque hydraulic rocking apparatus easy for installation.
The present invention is achieved by the following technical solutions：
A kind of U-shaped hydraulic gyration mechanism of large torque, including cylinder body, the cylinder body is U-shaped, the cylinder body that Open Side Down
Upper end be equipped with gas vent, the in vivo top of cylinder is hydraulic fluid chamber, and rotating shaft, the middle part of rotating shaft are equipped in hydraulic fluid chamber
For sprocket；The cylinder is in vivo to be equipped with partition plate positioned at the middle of lower part, and the centre of partition plate is equipped with oil input channel, under oil input channel
It holds as fuel feed hole, the upper end of oil input channel is located in hydraulic fluid chamber and is equipped with outage in upper end；The partition plate is by inferior part of the cylinder block
Be divided into left cylinder and right cylinder body, be respectively equipped with left piston and right piston in left cylinder and right cylinder body, left piston and right piston it
Between be connected with chain, the chain is wrapped in the sprocket of rotating shaft middle part；The lower end of the left cylinder and right cylinder body
Left end cap and right end cap are respectively equipped with, left oilhole and right oilhole are respectively equipped on left end cap and right end cap.
The both ends of the hydraulic fluid chamber are equipped with end cap, and bearing is equipped in end cap, and the rotating shaft is mounted among bearing.
Deflation check valve is equipped at the gas vent.
The upper end of the partition plate, which is located at the outage in hydraulic fluid chamber, is equipped with repairing check valve.
The left cylinder and right cylinder body are two mutually independent cylinder bodies, and the upper end of left cylinder and right cylinder body passes through hydraulic pressure
Oil pocket unicom.
Left sealing ring and right sealing ring are respectively equipped between the left piston and right piston and left cylinder and right inboard wall of cylinder block.
It is an advantage of the invention that：The present invention in the in vivo hydraulic drive of U-shaped cylinder, makes left piston and right piston by hydraulic oil
It is moved up and down in left cylinder and right cylinder body, and passes through the chain-driving connected between left piston and right piston and be mounted on U-shaped cylinder
Rotating shaft in the hydraulic fluid chamber of body top rotates, and the apparatus for rotating for by rotating shaft both ends being driven to connect carries out revolution work.This
Invention is small with contour structure size, easy for installation and high-torque hydraulic rocking apparatus.
Description of the drawings
Fig. 1 is the structure diagram of the present invention.
Fig. 2 is the sectional view along A-A that chain is removed in Fig. 1.
Specific embodiment
Embodiment：The U-shaped hydraulic gyration mechanism of large torque as depicted, including cylinder body 1, the cylinder body 1 is Open Side Down
It is U-shaped, the upper end of the cylinder body 1 is equipped with gas vent 10, and deflation check valve 9 is equipped at gas vent 10.Top in cylinder body 1 is liquid
Pumping cavity 8, the both ends of the hydraulic fluid chamber 8 are equipped with end cap 21, bearing 22 are equipped in end cap 21, revolution is equipped between bearing 22
Axis 7, the middle part of the rotating shaft 7 is sprocket.In the cylinder body 1 partition plate 19, partition plate are equipped with positioned at the middle of lower part
19 centre is equipped with oil input channel 20, and the lower end of oil input channel 20 is fuel feed hole 13, and the upper end of oil input channel 20 is located in hydraulic fluid chamber 8 simultaneously
Outage is equipped in upper end, repairing check valve 6 is equipped at outage.1 lower part of cylinder body is divided into left cylinder by the partition plate 19
16 and right cylinder body 2, the left cylinder 16 and right cylinder body 2 are two mutually independent cylinder bodies, and left cylinder 16 and right cylinder body 2 is upper
End passes through 8 unicom of hydraulic fluid chamber.Left piston 18 and right piston 4,18 He of left piston are respectively equipped in left cylinder 16 and right cylinder body 2
Left sealing ring 17 and right sealing ring 3 are respectively equipped between right piston 4 and left cylinder 16 and 2 inner wall of right cylinder body.Left piston 18 and the right side
Driving chain 5 is connected between piston 4, the driving chain 5 is wrapped in the sprocket of 7 middle part of rotating shaft；The left cylinder
The lower end of body 16 and right cylinder body 2 is respectively equipped with left end cap 15 and right end cap 11, is respectively equipped on left end cap 15 and right end cap 11
Left oilhole 12 and right oilhole 14.
During work by oil pump from fuel feed hole 13 to being filled with hydraulic oil at the in vivo hydraulic fluid chamber of cylinder 8, in the work of hydraulic oil
Pulling force is generated to chain 5 with lower left piston 18 and by piston 4, stops filling liquid pressure oil, if there is gas presence can be by cylinder body 1
The deflation check valve 9 at end is deflated, and continuing supplement hydraulic oil liquid by fuel feed hole 13 after deflation makes chain 5 keep certain drawing
Power, while also ensure the even running of rotating shaft 7.At this point, right oilhole 14 is opened, because the hydraulic fluid chamber 8 in cylinder body 1 is sealing
Structure, left piston 18 move upwards under the action of hydraulic oil, are placed in effect of the hydraulic oil by left piston 18 of hydraulic fluid chamber 8,
Right piston 4 is acted and pushes dynamic right piston 4 and moves downward, because driving chain 5 and left piston 18 and right piston 4 are connected to one
It rises, while right piston 4 moves downward driving chain 5 is driven to move, and driving chain 5 and the middle part of rotating shaft 7 are
Sprocket is connected, therefore just rotating shaft 7 is driven to rotate.It is moved if desired for 7 negative direction of rotating shaft, opens left oilhole 12, led to
Hydraulic fluid chamber 8 filling liquid pressure oil of the right oilhole 14 into hydraulic oil into cylinder body 1 is crossed, right piston 4 is transported upwards under the action of hydraulic oil
It moves that left piston 18 is promoted to move downward, you can complete the movement of 7 negative direction of shaft.
The U-shaped hydraulic gyration mechanism of large torque of the present invention, hydraulic cylinder 1 is U-shaped enclosed construction, just as a U-bend
Pipe, have a cross through hole in crooked position, equipped with rotating shaft 7, bearing 22 and driving chain 5 inside through hole, in 7 liang of rotating shaft
End is equipped with end cap 21, and sealing ring is housed on end cap 21, seals the cross through hole of crooked position, prevents the leakage of hydraulic oil.
Claims (3)
1. a kind of U-shaped hydraulic gyration mechanism of large torque, including cylinder body, it is characterized in that：The cylinder body is U-shaped, the institute that Open Side Down
The upper end for stating cylinder body is equipped with gas vent, and the in vivo top of cylinder is hydraulic fluid chamber, is equipped with rotating shaft in hydraulic fluid chamber, in rotating shaft
Between portion be sprocket；The cylinder is in vivo to be equipped with partition plate positioned at the middle of lower part, and the centre of partition plate is equipped with oil input channel, oil input channel
Lower end for fuel feed hole, the upper end of oil input channel is located in hydraulic fluid chamber and in upper end equipped with outage；The partition plate is by cylinder body
Lower part is divided into left cylinder and right cylinder body, and left piston and right piston, left piston and right work are respectively equipped in left cylinder and right cylinder body
Chain is connected between plug, the middle part of the chain and the rotating shaft is connected for sprocket；The left cylinder and the right side
The lower end of cylinder body is respectively equipped with left end cap and right end cap, and left oilhole and right oilhole are respectively equipped on left end cap and right end cap；Institute
It states and deflation check valve is equipped at gas vent；The upper end of the partition plate is located at the outage in hydraulic fluid chamber unidirectional equipped with repairing
Valve；The left cylinder and right cylinder body are two mutually independent cylinder bodies, and the upper end of left cylinder and right cylinder body passes through hydraulic fluid chamber
Unicom.
2. the U-shaped hydraulic gyration mechanism of large torque according to claim 1, it is characterized in that：The both ends of the hydraulic fluid chamber are set
There is end cap, bearing is equipped in end cap, the rotating shaft is mounted among bearing.
3. the U-shaped hydraulic gyration mechanism of large torque according to claim 1, it is characterized in that：The left piston and right piston with
Left sealing ring and right sealing ring are respectively equipped between left cylinder and right inboard wall of cylinder block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610672914.1A CN106050786B (en) | 2016-08-16 | 2016-08-16 | A kind of U-shaped hydraulic gyration mechanism of large torque |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610672914.1A CN106050786B (en) | 2016-08-16 | 2016-08-16 | A kind of U-shaped hydraulic gyration mechanism of large torque |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106050786A CN106050786A (en) | 2016-10-26 |
| CN106050786B true CN106050786B (en) | 2018-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610672914.1A Active CN106050786B (en) | 2016-08-16 | 2016-08-16 | A kind of U-shaped hydraulic gyration mechanism of large torque |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106050786B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3777626A (en) * | 1971-02-12 | 1973-12-11 | Torkret Gmbh | Pump construction |
| DE3641802A1 (en) * | 1986-12-06 | 1988-06-16 | Srt Steuerungs Regelungstech | Drive for a swivel arm, in particular robot arm |
| CN2082772U (en) * | 1990-12-25 | 1991-08-14 | 李国华 | Pedal lift pump |
| DE29521092U1 (en) * | 1995-04-21 | 1996-08-14 | Wahnemuehl Edgar Dipl Ing | Swing motor |
| CN1423073A (en) * | 2001-12-07 | 2003-06-11 | 和仁技术株式会社 | Rod-free cylinder using rod-type chain |
| CN205956105U (en) * | 2016-08-16 | 2017-02-15 | 傅国俊 | Big moment of torsion U type hydraulic rotary mechanism |
-
2016
- 2016-08-16 CN CN201610672914.1A patent/CN106050786B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3777626A (en) * | 1971-02-12 | 1973-12-11 | Torkret Gmbh | Pump construction |
| DE3641802A1 (en) * | 1986-12-06 | 1988-06-16 | Srt Steuerungs Regelungstech | Drive for a swivel arm, in particular robot arm |
| CN2082772U (en) * | 1990-12-25 | 1991-08-14 | 李国华 | Pedal lift pump |
| DE29521092U1 (en) * | 1995-04-21 | 1996-08-14 | Wahnemuehl Edgar Dipl Ing | Swing motor |
| CN1423073A (en) * | 2001-12-07 | 2003-06-11 | 和仁技术株式会社 | Rod-free cylinder using rod-type chain |
| CN205956105U (en) * | 2016-08-16 | 2017-02-15 | 傅国俊 | Big moment of torsion U type hydraulic rotary mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106050786A (en) | 2016-10-26 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170911 Address after: Hu Dai agricultural team road 214161 in Jiangsu province Wuxi City Waterfront District No. 23 Applicant after: Wuxi Tong Machinery Technology Co. Ltd. Address before: Hu Dai agricultural team road 214161 in Jiangsu province Wuxi City Waterfront District No. 23 Applicant before: Fu Guojun Applicant before: Cui Shulin |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |