CN107278525A - One/bis-/Three Degree Of Freedom five-bar mechanism formula combination drive collecting device of sugarcane - Google Patents
One/bis-/Three Degree Of Freedom five-bar mechanism formula combination drive collecting device of sugarcane Download PDFInfo
- Publication number
- CN107278525A CN107278525A CN201710675719.9A CN201710675719A CN107278525A CN 107278525 A CN107278525 A CN 107278525A CN 201710675719 A CN201710675719 A CN 201710675719A CN 107278525 A CN107278525 A CN 107278525A
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- CN
- China
- Prior art keywords
- sugarcane
- bar
- collecting box
- hinged
- vehicle frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D90/00—Vehicles for carrying harvested crops with means for selfloading or unloading
- A01D90/10—Unloading means
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D90/00—Vehicles for carrying harvested crops with means for selfloading or unloading
- A01D90/14—Adaptations of gearing for driving, loading or unloading means
Abstract
The invention discloses a kind of one/bis-/Three Degree Of Freedom five-bar mechanism formula combination drive collecting device of sugarcane, including the sugarcane-collecting box on vehicle frame, sugarcane-collecting box is installed on vehicle frame by left and right hinge arrangement, and vehicle frame is unloaded backward provided with the telescopic five link assemblies driving sugarcane-collecting box of oscillating rod；Or sugarcane-collecting box is installed on rotor plate by left and right hinge arrangement, rotor plate is installed on vehicle frame by revolute, and rotor plate is unloaded backward provided with the telescopic five link assemblies driving sugarcane-collecting box of oscillating rod；Or sugarcane-collecting box is installed on rotor plate by left and right hinge arrangement, rotor plate is installed on raising board by revolute, and rotor plate is unloaded backward provided with the telescopic five link assemblies driving sugarcane-collecting box of oscillating rod.The sugarcane-collecting box of single dof mobility of the present invention coordinates the motion of rotor plate and raising board and with space two or three-degree-of-freedom motion, comprehensive collection sugarcane and offloading functions can be achieved, collection sugarcane and unloading efficiency is improved, stable.
Description
Technical field
It is specially a kind of one/bis-/Three Degree Of Freedom five-bar mechanism formula mixing the present invention relates to sugar-cane cutting machine modular construction
Drive collecting device of sugarcane.
Background technology
Collecting device of sugarcane is an indispensable part of sugar-cane cutting machine, mainly realizes collection and the unloading work of sugarcane
Make, it is significant to automate harvesting to sugar-cane cutting machine.
Collecting device of sugarcane should be worked with the function that collection sugarcane and unloading are realized on vehicle frame with simple in construction, easy to maintenance, saving
Power, reduction sugarcane harvesting operating cost, raising sugarcane harvesting engine efficiency, the damaged condition of reduction sugarcane are design principle.
Country's plantation landform is complex, according to various regions cane planting situation, concentrates the collecting device of sugarcane developed to have side formula
Dump clamp forming machine structure, bilateral formula and dump clamp forming machine structure, triangle clamp forming machine structure and suspension type sugarcane collection mechanism etc..
Show in, a variety of sugarcane collection mechanisms of the above fail to realize the full-automatic of harvesting in sugarcane harvesting operation
Change, show as that flexibility degree is low, mobility is low, it is impossible to collect sugarcane suitable for the sugarcane in Hills area, sugarcane is freely unloaded
Loading capability is low.
The content of the invention
In view of the shortcomings of the prior art, the technical problems to be solved by the invention are to propose a kind of flexibility degree height,
Mobility is high, is applicable to the sugarcane collection sugarcane in Hills area, and can realize one/bis-/Three Degree Of Freedom of free offloading functions
Five-bar mechanism formula combination drive collecting device of sugarcane.
Technical scheme one：It can solve the problem that the single-degree-of-freedom five-bar mechanism formula combination drive collection sugarcane dress of above-mentioned technical problem
Put, its technical scheme includes the vehicle frame and the sugarcane collection mechanism on vehicle frame walked by forward and backward wheel group, except that
The sugarcane collection mechanism includes sugarcane-collecting box, and the bottom of the sugarcane-collecting box passes through the hinge arrangement of left and right position or the hinge of forward and backward position
Chain structure is installed on vehicle frame, corresponding to the hinge structure of left and right position, and the front of sugarcane-collecting box drives collection provided with five link assemblies
Sugarcane case is unloaded backward, corresponding to the hinge structure of forward and backward position, and the left or right of sugarcane-collecting box drive collection provided with five link assemblies
Sugarcane case is unloaded to the right or to the left；Five link assembly includes rotating bar, swinging, telescopic bar, drive link and control lever, described turn
The lower end of lever and swinging, telescopic bar is hinged on vehicle frame, and one end of the control lever is hinged in the corresponding position of sugarcane-collecting box
On, the upper end of the swinging, telescopic bar is hinged on the body of rod of control lever, and the other end of the control lever is hinged in drive link
One end, the other end of the drive link is hinged in the upper end of rotating bar.
Further, the rotating bar or swinging, telescopic bar are set to the driving lever of servomotor driving, the servomotor
On vehicle frame.
The swinging, telescopic bar is preferred to use hydraulically extensible bar.
Technical scheme two：It can solve the problem that the two degrees of freedom five-bar mechanism formula combination drive collection sugarcane dress of above-mentioned technical problem
Put, its technical scheme includes the vehicle frame and the sugarcane collection mechanism on vehicle frame walked by forward and backward wheel group, except that
The sugarcane collection mechanism includes sugarcane-collecting box, and the bottom of the sugarcane-collecting box passes through the hinge arrangement of left and right position or the hinge of forward and backward position
Chain structure is installed on rotor plate, and the rotor plate is installed on vehicle frame by revolute, corresponding to left and right position
Hinge structure, the front of sugarcane-collecting box is unloaded backward provided with five link assemblies driving sugarcane-collecting box, corresponding to the hinge knot of forward and backward position
Structure, the left or right of sugarcane-collecting box are unloaded to the right or to the left provided with five link assemblies driving sugarcane-collecting box；The five link assemblies bag
Include rotating bar, drive link, swinging, telescopic bar and control lever, the lower end of the rotating bar and swinging, telescopic bar is hinged in rotor plate
On, one end of the control lever is hinged on the corresponding position of sugarcane-collecting box, and the upper end of the swinging, telescopic bar is hinged in control lever
The body of rod on, the other end of the control lever is hinged in one end of drive link, and the other end of the drive link is hinged in rotating bar
Upper end.
Further, the rotating bar or swinging, telescopic bar are set to the driving lever of servomotor driving, the servomotor
On rotor plate.
The swinging, telescopic bar is preferred to use hydraulically extensible bar.
Technical scheme three：It can solve the problem that the Three Degree Of Freedom five-bar mechanism formula combination drive collection sugarcane dress of above-mentioned technical problem
Put, its technical scheme includes the vehicle frame and the sugarcane collection mechanism on vehicle frame walked by forward and backward wheel group, except that
The sugarcane collection mechanism includes sugarcane-collecting box, and the bottom of the sugarcane-collecting box passes through the hinge arrangement of left and right position or the hinge of forward and backward position
Chain structure is installed on rotor plate, and the rotor plate is installed on raising board by revolute, the raising board bottom
Rear end be hinged on vehicle frame, provided with lifting hydraulic pressure that raising board is turned between the bottom front and vehicle frame of raising board
Cylinder；Corresponding to the hinge structure of left and right position, the front of sugarcane-collecting box is unloaded backward provided with five link assemblies driving sugarcane-collecting box, right
Should in the hinge structure of forward and backward position, the left or right of sugarcane-collecting box provided with five link assemblies driving sugarcane-collecting box to the right or to the left
Unloading；Five link assembly includes rotating bar, drive link, swinging, telescopic bar and control lever, the rotating bar and swinging, telescopic
The lower end of bar is hinged on rotor plate, and one end of the control lever is hinged on the corresponding position of sugarcane-collecting box, and the swing is stretched
The upper end of contracting bar is hinged on the body of rod of control lever, and the other end of the control lever is hinged in one end of drive link, the transmission
The other end of bar is hinged in the upper end of rotating bar.
Further, the rotating bar or swinging, telescopic bar are the driving lever that servomotor drives, and the servomotor is located at
On rotor plate.
The swinging, telescopic bar is preferred to use hydraulically extensible bar.
Beneficial effects of the present invention：
1st, in single-degree-of-freedom five-bar mechanism formula combination drive collecting device of sugarcane of the present invention, five-bar mechanism uses servomotor
Combination drive with hydraulically extensible bar and the single dof mobility for controlling sugarcane-collecting box, bearing capacity are big, and controllability is high, flexibility degree
Height, can be achieved free offloading functions；Servomotor is installed on vehicle frame, effectively reduces the weight of rod member, improves operation steady
Qualitative and collection sugarcane and unloading efficiency.
2nd, in two degrees of freedom five-bar mechanism formula combination drive collecting device of sugarcane of the present invention, five-bar mechanism uses servomotor
Combination drive with hydraulically extensible bar and the single dof mobility for controlling sugarcane-collecting box, bearing capacity are big, and controllability is high, flexibility degree
Height, coordinates the rotation of rotor plate and with the motion of space two-freedom, comprehensive collection sugarcane and offloading functions can be achieved；Servomotor
It is installed on rotor plate, effectively reduces the weight of rod member, improves operation stability and collection sugarcane and unloading efficiency.
3rd, in Three Degree Of Freedom five-bar mechanism formula combination drive collecting device of sugarcane of the present invention, five-bar mechanism uses servomotor
Combination drive with hydraulically extensible bar and the single dof mobility for controlling sugarcane-collecting box, bearing capacity are big, and flexibility degree is high, controllability
It is good, coordinate the rotation of rotor plate and the upset of raising board and with space three-freedom motion, comprehensive collection sugarcane can be achieved and big
Space offloading functions；Servomotor is installed on rotor plate, effectively reduces the weight of rod member, improve operation stability with
And collection sugarcane and unloading efficiency.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of the first embodiment of the invention.
Fig. 2 is the dimensional structure diagram of second of embodiment of the invention.
Fig. 3 is the dimensional structure diagram of the third embodiment of the invention.
Fig. 4 is the structural representation of lifting hydraulic cylinder upset raising board in Fig. 3 embodiments.
Figure number is identified：1st, vehicle frame；2nd, sugarcane-collecting box；3rd, front vehicle wheel group；4th, rear wheel group；5th, hinge arrangement；6th, rotating bar；7、
Swinging, telescopic bar；8th, control lever；9th, rotor plate；10th, revolute；11st, raising board；12nd, lifting hydraulic cylinder；13rd, drive link.
Embodiment
Illustrated embodiment is described further to technical scheme below in conjunction with the accompanying drawings.
The first embodiment：Single-degree-of-freedom five-bar mechanism formula combination drive collecting device of sugarcane of the present invention, its structure includes
Vehicle frame 1 and sugarcane-collecting box 2, the vehicle frame 1 are installed in forward and backward wheel group 3,4 by forward and backward suspension and realize drawing type and walk；
The sugarcane-collecting box 2 is up big and down small trapezoidal shape casing, and sugarcane-collecting box 2 is arranged as its length direction along forward and backward, sugarcane-collecting box 2
The front and back ends center of bottom is installed on vehicle frame 1 by the support of forward and backward hinge arrangement 5, on the vehicle frame 1 of the left side central portion of sugarcane-collecting box 2
Overturn five link assemblies of unloading to the right provided with driving sugarcane-collecting box 2；Five link assembly is included on left and right vertical face
Short rotating bar 6, medium long drive link 13 (being longer than rotating bar 6), long swinging, telescopic bar 7 (being longer than drive link 13) and most long control lever
The lower end of 8 (being longer than swinging, telescopic bar 7), the rotating bar 6 (setting rearward) and swinging, telescopic bar 7 (forward to set) is hinged in
On vehicle frame 1, the control lever 8 is tilting to upper right side, and the front end of control lever 8 is hinged on the left surface of sugarcane-collecting box 2, described to swing
The upper end of expansion link 7 is hinged on the middle front part body of rod of control lever 8, and the rear end of control lever 8 is hinged in the upper end of drive link 13, described
The lower end of drive link 13 is hinged in the upper end of rotating bar 6；Rotating bar 6 is set to the driving lever of servomotor driving, the servo
Motor is on vehicle frame 1, as shown in Figure 1.
The swinging, telescopic bar 7 uses hydraulically extensible bar.
Second of embodiment：Two degrees of freedom five-bar mechanism formula combination drive collecting device of sugarcane of the present invention, its structure includes
Vehicle frame 1 and sugarcane-collecting box 2, the vehicle frame 1 are installed in forward and backward wheel group 3,4 by forward and backward suspension and realize drawing type and walk；
The sugarcane-collecting box 2 is up big and down small trapezoidal shape casing, and sugarcane-collecting box 2 is arranged as its length direction along forward and backward, sugarcane-collecting box 2
The front and back ends center of bottom is installed on horizontal rotor plate 9 by the support of forward and backward hinge arrangement 5, the bottom of the rotor plate 9
Portion center is installed on vehicle frame 1 by revolute 10 (360 ° of rotations in horizontal plane), on the rotor plate 9 of the left side central portion of sugarcane-collecting box 2
Overturn five link assemblies of unloading to the right provided with driving sugarcane-collecting box 2；Five link assembly is included on left and right vertical face
Short rotating bar 6, medium long drive link 13 (being longer than rotating bar 6), long swinging, telescopic bar 7 (being longer than drive link 13) and most long control lever
The lower end of 8 (being longer than swinging, telescopic bar 7), the rotating bar 6 (setting rearward) and swinging, telescopic bar 7 (forward to set) is hinged in
On rotor plate 9, the control lever 8 is tilting to upper right side, and the front end of control lever 8 is hinged on the left surface of sugarcane-collecting box 2, the pendulum
The upper end of dynamic expansion link 7 is hinged on the middle front part body of rod of control lever 8, and the rear end of control lever 8 is hinged in the upper end of drive link 13,
The lower end of the drive link 13 is hinged in the upper end of rotating bar 6；Rotating bar 6 is set to the driving lever of servomotor driving, it is described
Servomotor is on rotor plate 9, as shown in Figure 2.
The swinging, telescopic bar 7 uses hydraulically extensible bar.
In said structure, revolute 10 drives rotor plate 9 it is produced dislocation with vehicle frame 1, and the complete of collecting device of sugarcane can be achieved
Orientation collection sugarcane and the function of unloading：Unloaded backward as revolute 10 drives rotor plate 9 to rotate 90 ° of achievable collecting device of sugarcane；As revolved
Turning pair 10 drives 180 ° of achievable collecting device of sugarcane of the rotation of rotor plate 9 to unload to the left.
The third embodiment：Three Degree Of Freedom five-bar mechanism formula combination drive collecting device of sugarcane of the present invention, its structure includes
Vehicle frame 1 and sugarcane-collecting box 2, the vehicle frame 1 are installed in forward and backward wheel group 3,4 by forward and backward suspension and realize drawing type and walk；
The sugarcane-collecting box 2 is up big and down small trapezoidal shape casing, and sugarcane-collecting box 2 is arranged as its length direction along forward and backward, sugarcane-collecting box 2
The center of the front and back ends of bottom is installed on horizontal rotor plate 9 by the support of forward and backward hinge arrangement 5, the rotor plate 9
Bottom center is installed on raising board 11 by revolute 10 (360 ° of rotations in horizontal plane), the rear end center of the raising board 11
It is hinged on vehicle frame 1, provided with the lifting hydraulic cylinder that raising board 11 is turned between the front center and vehicle frame 1 of raising board 11
12 (loaded on vehicle frame 1, piston rod hinge is loaded on the bottom of sugarcane-collecting box 2 to hydraulic cylinder body hinge), the rotor plate 9 of the left side central portion of sugarcane-collecting box 2
Overturn five link assemblies of unloading to the right provided with driving sugarcane-collecting box 2；Five link assembly is included on left and right vertical face
Short rotating bar 6, medium long drive link 13 (being longer than rotating bar 6), long swinging, telescopic bar 7 (being longer than drive link 13) and most long manipulation
Bar 8 (is longer than swinging, telescopic bar 7), and the lower end of the rotating bar 6 (setting rearward) and swinging, telescopic bar 7 (forward to set) is hinged
In on rotor plate 9, the control lever 8 is tilting to upper right side, and the front end of control lever 8 is hinged on the left surface of sugarcane-collecting box 2, described
The upper end of swinging, telescopic bar 7 is hinged on the middle front part body of rod of control lever 8, and the rear end of control lever 8 is hinged in the upper of drive link 13
End, the lower end of the drive link 13 is hinged in the upper end of rotating bar 6；Rotating bar 6 is set to the driving lever of servomotor driving, institute
Servomotor is stated on rotor plate 9, as shown in Figure 3, Figure 4.
The swinging, telescopic bar 7 uses hydraulically extensible bar.
In said structure, revolute 10 drives rotor plate 9 it is produced dislocation with vehicle frame 1, and the complete of collecting device of sugarcane can be achieved
Orientation collection sugarcane and the function of unloading：Unloaded backward as revolute 10 drives rotor plate 9 to rotate 90 ° of achievable collecting device of sugarcane；As revolved
Turn the unloading to the left that pair 10 drives rotor plate 9 to rotate 180 ° of achievable collecting device of sugarcane.
Raising board 11 is overturn by lifting hydraulic cylinder 12, achievable large space backward, offloading functions to the left.
Claims (9)
1. single-degree-of-freedom five-bar mechanism formula combination drive collecting device of sugarcane, including the vehicle frame walked by forward and backward wheel group (3,4)
And the sugarcane collection mechanism on vehicle frame (1) (1), it is characterised in that：The sugarcane collection mechanism includes sugarcane-collecting box (2), the collection sugarcane
The bottom of case (2) is installed on vehicle frame (1) by the hinge arrangement (5) of left and right position or the hinge arrangement (5) of forward and backward position,
Corresponding to the hinge structure (5) of left and right position, the front of sugarcane-collecting box (2) is unloaded backward provided with five link assemblies driving sugarcane-collecting box (2)
Carry, corresponding to the hinge structure (5) of forward and backward position, the left or right of sugarcane-collecting box (2) drive sugarcane-collecting box provided with five link assemblies
(2) unload to the right or to the left；Five link assembly includes rotating bar (6), drive link (13), swinging, telescopic bar (7) and manipulation
The lower end of bar (8), the rotating bar (6) and swinging, telescopic bar (7) is hinged on vehicle frame (1), one end of the control lever (8)
It is hinged on the corresponding position of sugarcane-collecting box (2), the upper end of the swinging, telescopic bar (7) is hinged on the body of rod of control lever (8), institute
The other end for stating control lever (8) is hinged in one end of drive link (13), and the other end of the drive link (13) is hinged in rotating bar
(6) upper end.
2. single-degree-of-freedom five-bar mechanism formula combination drive collecting device of sugarcane according to claim 1, it is characterised in that：It is described
Rotating bar (6) or swinging, telescopic bar (7) are the driving lever that servomotor drives, and the servomotor is on vehicle frame (1).
3. single-degree-of-freedom five-bar mechanism formula combination drive collecting device of sugarcane according to claim 1 or 2, it is characterised in that：
The swinging, telescopic bar (7) is hydraulically extensible bar.
4. two degrees of freedom five-bar mechanism formula combination drive collecting device of sugarcane, including the vehicle frame walked by forward and backward wheel group (3,4)
And the sugarcane collection mechanism on vehicle frame (1) (1), it is characterised in that：The sugarcane collection mechanism includes sugarcane-collecting box (2), the collection sugarcane
The bottom of case (2) is installed on rotation by the hinge arrangement (5) of left and right position or the hinge arrangement (5) of forward and backward position
On plate (9), the rotor plate (9) is installed on vehicle frame (1) by revolute (10), corresponding to the hinge structure of left and right position
(5), the front of sugarcane-collecting box (2) is unloaded backward provided with five link assemblies driving sugarcane-collecting box (2), corresponding to the hinge of forward and backward position
Structure (5), the left or right of sugarcane-collecting box (2) are unloaded to the right or to the left provided with five link assemblies driving sugarcane-collecting box (2)；Described five
Link assembly includes rotating bar (6), drive link (13), swinging, telescopic bar (7) and control lever (8), the rotating bar (6) and swing
The lower end of expansion link (7) is hinged on rotor plate (9), and one end of the control lever (8) is hinged in the corresponding portion of sugarcane-collecting box (2)
On position, the upper end of the swinging, telescopic bar (7) is hinged on the body of rod of control lever (8), and the other end of the control lever (8) is hinged
One end in drive link (13), the other end of the drive link (13) is hinged in the upper end of rotating bar (6).
5. two degrees of freedom five-bar mechanism formula combination drive collecting device of sugarcane according to claim 4, it is characterised in that：It is described
Rotating bar (6) or swinging, telescopic bar (7) are the driving lever that servomotor drives, and the servomotor is on rotor plate (9).
6. the two degrees of freedom five-bar mechanism formula combination drive collecting device of sugarcane according to claim 4 or 5, it is characterised in that：
The swinging, telescopic bar (7) is hydraulically extensible bar.
7. Three Degree Of Freedom five-bar mechanism formula combination drive collecting device of sugarcane, including the vehicle frame walked by forward and backward wheel group (3,4)
And the sugarcane collection mechanism on vehicle frame (1) (1), it is characterised in that：The sugarcane collection mechanism includes sugarcane-collecting box (2), the collection sugarcane
The bottom of case (2) is installed on rotation by the hinge arrangement (5) of left and right position or the hinge arrangement (5) of forward and backward position
On plate (9), the rotor plate (9) is installed on raising board (11) by revolute (10), behind raising board (11) bottom
End is hinged on vehicle frame (1), is provided with what raising board (11) was turned between the bottom front and vehicle frame (1) of raising board (11)
Lifting hydraulic cylinder (12)；Corresponding to the hinge structure (5) of left and right position, the front of sugarcane-collecting box (2) drives provided with five link assemblies
Sugarcane-collecting box (2) is unloaded backward, corresponding to the hinge structure (5) of forward and backward position, and the left or right of sugarcane-collecting box (2) connect provided with five
Bar assembly driving sugarcane-collecting box (2) is unloaded to the right or to the left；Five link assembly includes rotating bar (6), drive link (13), swung
The lower end of expansion link (7) and control lever (8), the rotating bar (6) and swinging, telescopic bar (7) is hinged on rotor plate (9), institute
The one end for stating control lever (8) is hinged on the corresponding position of sugarcane-collecting box (2), and the upper end of the swinging, telescopic bar (7) is hinged in behaviour
On the body of rod of control lever (8), the other end of the control lever (8) is hinged in one end of drive link (13), the drive link (13)
The other end is hinged in the upper end of rotating bar (6).
8. Three Degree Of Freedom five-bar mechanism formula combination drive collecting device of sugarcane according to claim 7, it is characterised in that：It is described
Rotating bar (6) or swinging, telescopic bar (7) are the driving lever that servomotor drives, and the servomotor is on rotor plate (9).
9. the Three Degree Of Freedom five-bar mechanism formula combination drive collecting device of sugarcane according to claim 7 or 8, it is characterised in that：
The swinging, telescopic bar (7) is hydraulically extensible bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710675719.9A CN107278525A (en) | 2017-08-09 | 2017-08-09 | One/bis-/Three Degree Of Freedom five-bar mechanism formula combination drive collecting device of sugarcane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710675719.9A CN107278525A (en) | 2017-08-09 | 2017-08-09 | One/bis-/Three Degree Of Freedom five-bar mechanism formula combination drive collecting device of sugarcane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107278525A true CN107278525A (en) | 2017-10-24 |
Family
ID=60104751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710675719.9A Withdrawn CN107278525A (en) | 2017-08-09 | 2017-08-09 | One/bis-/Three Degree Of Freedom five-bar mechanism formula combination drive collecting device of sugarcane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107278525A (en) |
-
2017
- 2017-08-09 CN CN201710675719.9A patent/CN107278525A/en not_active Withdrawn
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Application publication date: 20171024 |
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