CN208311173U - The dedicated blade oscillating hydraulic cylinder of piece-shape type robot - Google Patents
The dedicated blade oscillating hydraulic cylinder of piece-shape type robot Download PDFInfo
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- CN208311173U CN208311173U CN201820873096.6U CN201820873096U CN208311173U CN 208311173 U CN208311173 U CN 208311173U CN 201820873096 U CN201820873096 U CN 201820873096U CN 208311173 U CN208311173 U CN 208311173U
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- guide rail
- indent
- stator
- blade
- movable plate
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Abstract
The utility model provides the dedicated blade oscillating hydraulic cylinder of piece-shape type robot, and structure is simple, and design is reasonable, with compact-sized, mechanical efficiency is high, torque output is steady, the good advantage of handling.It includes stator, movable plate, the movable plate includes internal rotating end, external first connecting flange, raised blade is provided on the exposed end face at the internal rotating end, the stator includes inner end guide rail end, external second connecting flange, inner end guide rail end is towards being provided with indent motion guide rail slot on the end face of the raised blade, it is provided at one and separates on the motion profile of the indent motion guide rail slot, the two sides of the partition are respectively arranged with the first oil inlet and outlet, second oil inlet and outlet, it further includes double row tapered roller bearing, the double row tapered roller bearing includes inner ring, outer ring, the internal rotating end of the movable plate, the inner end guide rail end of stator is arranged in opposite directions.
Description
Technical field
The utility model relates to the technical field of hydraulic cylinder, the specially dedicated blade oscillating hydraulic cylinder of piece-shape type robot,
It is the oscillating oil cylinder applied to robot motion's joint.
Background technique
Hydraulic cylinder is the executive component in hydraulic system, and the hydraulic energy that it provides hydraulic pump is changed into mechanical energy, makes machine
Tool structure realizes linear motion or rotary motion.Currently, be able to achieve in hydraulic cylinder rotary motion there are three types of structure, specifically:
Rack-and-pinion oscillating oil cylinder, spiral oscillating oil cylinder and vane hydraulic cylinder, wherein rack-and-pinion oscillating oil cylinder be by gear and
Rack gear is converted into the back and forth movement of hydraulic cylinder piston the rotation of angle;Spiral oscillating oil cylinder be piston by helical tooth come handle
Back and forth movement is converted into the rotation of angle;Vane hydraulic cylinder is the rotary motion for being directly realized by blade.Rack-and-pinion swings oil
The sealing of cylinder and spiral oscillating oil cylinder all seals on periphery, and the structure of rack-and-pinion oscillating oil cylinder, which can have more, carrys out gear teeth
The mechanical structures such as item;And the sealing for hydraulic oil of having no idea to accomplish on helical tooth in the structure of spiral oscillating oil cylinder, so it
The sealing surface of helical tooth and back and forth movement needs on other two position, this keeps its relatively large sized;Current vane type
The axial seal of hydraulic cylinder is also all on periphery, and the sealing of cavity is using the clearance seal of blade or in blade and fixinig plate
Upper design sealing, there is cylinder body, output shaft, blade, fixinig plate and front and rear cover etc. in structure.Above-mentioned three kinds of hydraulic cylinders have knot
Complicated, the cumbersome and relatively small power density ratio disadvantage of structure.
Summary of the invention
In view of the above-mentioned problems, the utility model provides the dedicated blade oscillating hydraulic cylinder of piece-shape type robot, structure letter
Single, design is reasonable, with compact-sized, mechanical efficiency is high, torque output is steady, the good advantage of handling.
The dedicated blade oscillating hydraulic cylinder of piece-shape type robot, it is characterised in that: it includes stator, movable plate, the movable plate packet
Internal rotating end, external first connecting flange are included, is provided with raised blade on the exposed end face at the internal rotating end, it is described fixed
Piece includes inner end guide rail end, external second connecting flange, and inner end guide rail end is towards being arranged on the end face of the raised blade
There is indent motion guide rail slot, is provided at one and separates on the motion profile of the indent motion guide rail slot, the two sides of the partition
It is respectively arranged with the first oil inlet and outlet, the second oil inlet and outlet, further includes double row tapered roller bearing, the double-row conical
Bearing includes inner ring, outer ring, and the internal rotating end of the movable plate, the inner end guide rail end of stator are arranged in opposite directions, outside the movable plate
The first flange mounting surface of the affixed outer ring of portion's first flange, the of the affixed inner ring of the external second flange of the stator
Two flange mounting surfaces, the internal rotating end, inner end guide rail end are respectively positioned on the centered cylinder chamber of the double row tapered roller bearing
Interior, the convex portion of the protrusion blade protrudes into the indent motion guide rail slot arrangement, the stator, movable plate, double row tapered roller
The central axis of sub- bearing be the same extension line on central axis, the internal rotating end, inner end guide rail end forward surface between stay
There is seal clearance, is installed rear first oil inlet and outlet along the indent motion guide rail slot to the convex of the raised blade
The cavity for playing part is the first working chamber, second oil inlet and outlet along the indent motion guide rail slot to the raised blade
Convex portion cavity be the second working chamber.
It is further characterized by:
The internal rotating end, inner end guide rail end forward surface be plane, the distance of the seal clearance ensures inside
Round end, inner end guide rail end forward surface between plane clearance sealing;
The indent motion guide rail slot is the circular indent motion guide rail slot with partition, and circular indent movement is led
The center of circle of track slot coincides on the central axis of the stator, it is ensured that the smooth work of total;
Indent motion guide rail slot arrangement described in the clearance fit of the convex portion of the protrusion blade, in the effect of hydraulic oil
Lower formation oil film ensures to move smooth and avoids blade wear;
The inner round portion corresponding to indent motion guide rail slot at the inner end guide rail end of the stator is provided with cricoid indent
The first drain pan, the stator inner end guide rail end the outer perimeter section corresponding to indent motion guide rail slot be provided with it is cricoid
Second drain pan of indent, the guiding drain pan that first drain pan, the second drain pan pass through the indent positioned at blocking position
Connection, the presence of first drain pan, the second drain pan to ensure to put down between the forward surface at internal rotating end, inner end guide rail end
Face sealing, first drain pan, the second drain pan, guiding drain pan are formed by whole drain pan and are individually led back by oil circuit
Fuel tank;
The protrusion blade includes installation end, convex portion, and mounting groove, the installation are provided on the internal rotating end
End interference fit location and installation is in the mounting groove, it is ensured that oil liquid is without revealing and prevent blade mobile relative to the movable plate;
The external first flange of the movable plate is described by the first flange mounting surface of the uniformly distributed affixed outer ring of screw
The second flange mounting surface that the external second flange of stator passes through the uniformly distributed affixed inner ring of screw.
After the utility model, stator is fixedly connected with the inner ring of double row tapered roller bearing, movable plate and biserial circular cone
The outer ring of roller bearing is fixedly connected, guarantee to separate between stator and movable plate using double row tapered roller bearing and
It remains that clearance seal, two working chambers of blade oscillating hydraulic cylinder are formed by raised blade, movable plate and stator, works as pressure
Oil is when entering the first working chamber by the first oil inlet and outlet, make under pressure movable plate under the drive of raised blade together
Do counter-clockwise rotary motion;When pressure oil enters the second working chamber by the second oil inlet and outlet, make under pressure
Piece does clockwise rotation under the drive of raised blade together;Its structure is simple, and design rationally, has compact-sized, machine
Tool is high-efficient, torque output is steady, the good advantage of handling.
Detailed description of the invention
Fig. 1 is the three-dimensional assembly diagram structural schematic diagram of the utility model;
Fig. 2 is the side view schematic cross-sectional view of the utility model;
Fig. 3 is the main view schematic cross-sectional view of the stator of the utility model;
Title corresponding to serial number is as follows in figure:
Stator 1, inner end guide rail end 11, external second connecting flange 12, indent motion guide rail slot 13, partition 14, inner ring portion
Divide the 15, first drain pan 16, outer perimeter section 17, the second drain pan 18, guiding drain pan 19
Movable plate 2, internal rotating end 21, external first connecting flange 22, mounting groove 23
Raised blade 3, convex portion 31, installation end 32
First oil inlet and outlet 4, the second oil inlet and outlet 5
Double row tapered roller bearing 6, inner ring 61, outer ring 62, first flange mounting surface 63, second flange mounting surface 64, in
Heart cylindrical cavity 65
First working chamber 7, the second working chamber 8.
Specific embodiment
The dedicated blade oscillating hydraulic cylinder of piece-shape type robot, is shown in Fig. 1-Fig. 3: it includes stator 1, movable plate 2, and movable plate 2 includes
Internal rotating end 21, external first connecting flange 22 are provided with raised blade 3, stator 1 on the exposed end face at internal rotating end 21
Including inner end guide rail end 11, external second connecting flange 12, inner end guide rail end 11 is towards in being provided on the end face of raised blade 3
Recessed motion guide rail slot 13 is provided on the motion profile of indent motion guide rail slot 13 at one and separates 14, separates 14 two sides difference
It is provided with the first oil inlet and outlet 4, the second oil inlet and outlet 5, further includes double row tapered roller bearing 6, double row tapered roller bearing 6
Including inner ring 61, outer ring 62, the internal rotating end 21 of movable plate 2, the inner end guide rail end 11 of stator 1 are arranged in opposite directions, the outside of movable plate 2
The first flange mounting surface 63 of the affixed outer ring 62 of first flange 22, the second of the affixed inner ring 61 of external second flange 12 of stator 1
Flange mounting surface 64, internal rotating end 21, inner end guide rail end 11 are respectively positioned on the centered cylinder chamber 65 of double row tapered roller bearing 6
Interior, the convex portion 31 of raised blade 3 protrudes into the arrangement of indent motion guide rail slot 13, stator 1, movable plate 2, double row tapered roller bearing
6 central axis be the same extension line on central axis, internal rotating end 21, inner end guide rail end 11 forward surface between there are sealings
Gap is installed the cavity that rear first oil inlet and outlet 4 arrives the convex portion 31 of raised blade 3 along indent motion guide rail slot 13
The cavity of the convex portion 31 of raised blade 3 is arrived along indent motion guide rail slot 13 for the first working chamber 7, the second oil inlet and outlet 5
For the second working chamber 8.
Internal rotating end 21, inner end guide rail end 11 forward surface be plane, the distance of seal clearance ensures internal rotating
Hold the plane clearance sealing between the forward surface at 21, inner end guide rail end 11;
Indent motion guide rail slot 13 is the circular indent motion guide rail slot with partition 14, and circular indent movement is led
The center of circle of track slot 13 coincides on the central axis of stator, it is ensured that the smooth work of total;
The clearance fit indent motion guide rail slot 13 of the convex portion 31 of raised blade 3 is arranged, under the action of hydraulic oil
Forming oil film ensures to move smooth and avoids blade wear;
The inner round portion 15 corresponding to indent motion guide rail slot 13 at the inner end guide rail end 11 of stator 1 is provided in cricoid
The outer perimeter section 17 corresponding to indent motion guide rail slot 13 at the inner end guide rail end 11 of recessed the first drain pan 16, stator 1 is arranged
There is the second drain pan 18 of cricoid indent, the first drain pan 16, the second drain pan 18 pass through the indent for being located at 14 positions of partition
Guiding drain pan 19 be connected to, the presence of the first drain pan 16, the second drain pan 18 makes internal rotating end 21, inner end guide rail end
Ensure that flat seal, the first drain pan 16, the second drain pan 18, guiding drain pan 19 are formed by whole let out between 11 forward surface
Oil groove individually leads back fuel tank by oil circuit and (is not drawn into oil circuit part figure, sets suitable oil circuit according to the specific application occasions i.e.
Can);
Raised blade 3 includes installation end 32, convex portion 31, is provided with mounting groove 23, installation end on internal rotating end 21
32 interference fit location and installations in mounting groove 23, it is ensured that oil liquid without reveal and prevent blade with respect to movable plate move;
First flange mounting surface 63 of the external first flange 22 of movable plate 2 by the uniformly distributed affixed outer ring 62 of screw, stator 1
The second flange mounting surface 64 that passes through the uniformly distributed affixed inner ring 61 of screw of external second flange 12.
Its working principles are as follows: stator is fixedly connected with the inner ring of double row tapered roller bearing, movable plate and double row tapered roller
The outer ring of sub- bearing is fixedly connected, and guarantees not separating and begin between stator and movable plate using double row tapered roller bearing
Clearance seal is kept eventually, and two working chambers of blade oscillating hydraulic cylinder are formed by raised blade, movable plate and stator, work as pressure oil
When entering the first working chamber by the first oil inlet and outlet, do movable plate together under the drive of raised blade
Counter-clockwise rotary motion;When pressure oil enters the second working chamber by the second oil inlet and outlet, make movable plate under pressure
Clockwise rotation is done together under the drive of raised blade;Its structure is simple, and design rationally, has compact-sized, mechanical
High-efficient, torque exports steady, the good advantage of handling.
Specific embodiment of the utility model is described in detail above, but content is only what the utility model was created
Preferred embodiment should not be construed as limiting the practical range of the utility model creation.All create according to the utility model is applied
All the changes and improvements made by range etc., shall still fall within the scope of this patent.
Claims (7)
1. the dedicated blade oscillating hydraulic cylinder of piece-shape type robot, it is characterised in that: it includes stator, movable plate, and the movable plate includes
Internal rotating end, external first connecting flange are provided with raised blade, the stator on the exposed end face at the internal rotating end
Including inner end guide rail end, external second connecting flange, inner end guide rail end is towards being provided on the end face of the raised blade
Indent motion guide rail slot is provided on the motion profile of the indent motion guide rail slot at one and separates, the two sides point of the partition
It is not provided with the first oil inlet and outlet, the second oil inlet and outlet, further includes double row tapered roller bearing, the double-row conical axis
It contracts and includes inner ring, outer ring, the internal rotating end of the movable plate, the inner end guide rail end of stator are arranged in opposite directions, the outside of the movable plate
The first flange mounting surface of the affixed outer ring of first flange, the second of the affixed inner ring of the external second flange of the stator
Flange mounting surface, the centered cylinder that the internal rotating end, inner end guide rail end are respectively positioned on the double row tapered roller bearing is intracavitary,
The convex portion of the protrusion blade protrudes into the indent motion guide rail slot arrangement, the stator, movable plate, double-row conical axis
The central axis held be the same extension line on central axis, the internal rotating end, inner end guide rail end forward surface between there are close
Gap is sealed, lug boss of rear first oil inlet and outlet along the indent motion guide rail slot to the raised blade is installed
The cavity divided is the first working chamber, second oil inlet and outlet along the indent motion guide rail slot to the convex of the raised blade
The cavity for playing part is the second working chamber.
2. the dedicated blade oscillating hydraulic cylinder of piece-shape type robot as described in claim 1, it is characterised in that: the internal rotating
End, inner end guide rail end forward surface be plane, the distance of the seal clearance ensures the phase at internal rotating end, inner end guide rail end
To the plane clearance sealing between face.
3. the dedicated blade oscillating hydraulic cylinder of piece-shape type robot as described in claim 1, it is characterised in that: the indent movement
Guide-track groove is the circular indent motion guide rail slot with partition, and the center of circle of circular indent motion guide rail slot coincides with described
On the central axis of stator.
4. the dedicated blade oscillating hydraulic cylinder of piece-shape type robot as described in claim 1, it is characterised in that: the protrusion blade
Convex portion clearance fit described in indent motion guide rail slot arrangement.
5. the dedicated blade oscillating hydraulic cylinder of piece-shape type robot as described in claim 1, it is characterised in that: the stator it is interior
The inner round portion corresponding to indent motion guide rail slot at end guide rail end is provided with the first drain pan of cricoid indent, the stator
The outer perimeter section corresponding to indent motion guide rail slot at inner end guide rail end be provided with the second drain pan of cricoid indent, it is described
First drain pan, the second drain pan are connected to by being located at the guiding drain pan of the indent of blocking position.
6. the dedicated blade oscillating hydraulic cylinder of piece-shape type robot as described in claim 1, it is characterised in that: the protrusion blade
Including installation end, convex portion, be provided with mounting groove on the internal rotating end, the installation end interference fit location and installation in
In the mounting groove.
7. the dedicated blade oscillating hydraulic cylinder of piece-shape type robot as described in claim 1, it is characterised in that: outside the movable plate
For portion's first flange by the first flange mounting surface of the uniformly distributed affixed outer ring of screw, the external second flange of the stator is logical
Cross the second flange mounting surface of the affixed inner ring of uniformly distributed screw.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201820873096.6U CN208311173U (en) | 2018-06-07 | 2018-06-07 | The dedicated blade oscillating hydraulic cylinder of piece-shape type robot |
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CN201820873096.6U CN208311173U (en) | 2018-06-07 | 2018-06-07 | The dedicated blade oscillating hydraulic cylinder of piece-shape type robot |
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CN208311173U true CN208311173U (en) | 2019-01-01 |
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CN201820873096.6U Active CN208311173U (en) | 2018-06-07 | 2018-06-07 | The dedicated blade oscillating hydraulic cylinder of piece-shape type robot |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108443260A (en) * | 2018-06-07 | 2018-08-24 | 江苏钧微动力科技有限公司 | The special blade oscillating hydraulic cylinder of piece-shape type robot |
CN108443260B (en) * | 2018-06-07 | 2024-05-10 | 江苏钧微动力科技有限公司 | Blade swinging hydraulic cylinder special for sheet robot |
-
2018
- 2018-06-07 CN CN201820873096.6U patent/CN208311173U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108443260A (en) * | 2018-06-07 | 2018-08-24 | 江苏钧微动力科技有限公司 | The special blade oscillating hydraulic cylinder of piece-shape type robot |
CN108443260B (en) * | 2018-06-07 | 2024-05-10 | 江苏钧微动力科技有限公司 | Blade swinging hydraulic cylinder special for sheet robot |
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