CN112119744A - Linkage control mechanism and weeding equipment - Google Patents
Linkage control mechanism and weeding equipment Download PDFInfo
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- CN112119744A CN112119744A CN202011070050.9A CN202011070050A CN112119744A CN 112119744 A CN112119744 A CN 112119744A CN 202011070050 A CN202011070050 A CN 202011070050A CN 112119744 A CN112119744 A CN 112119744A
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- 230000007246 mechanism Effects 0.000 title claims abstract description 36
- 238000009333 weeding Methods 0.000 title claims abstract description 18
- 239000000725 suspension Substances 0.000 description 14
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/006—Control or measuring arrangements
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Abstract
The application discloses coordinated control mechanism and weeding equipment, coordinated control mechanism includes: the main hanging cantilever, the locking handle, the thrust rotating plate, the lower linkage rotating plate and the limiting rotating handle; one end of the main hanging cantilever is used for being screwed with an external component, and the other end of the main hanging cantilever is used for being connected with the movable component; the locking handle is screwed with the main hanging cantilever, and one end of the locking handle is provided with a top column; the thrust rotating plate is positioned on one side of the top column and is screwed with the main hanging cantilever; when the locking handle rotates towards the thrust rotating plate, the locking handle is contacted with the edge of the thrust rotating plate through the top column; one end of the lower linkage rotating plate is connected with the anti-thrust rotating plate in a rotating mode, and the other end of the lower linkage rotating plate is connected with the limiting rotating handle, wherein the anti-thrust rotating plate is located between the locking handle and one end of the main hanging cantilever; the edge of the lower linkage rotating plate is provided with a groove, and the thrust rotating plate is provided with a locking pin for being embedded into the groove; the thrust rotating plate and the lower linkage rotating plate are positioned between the main hanging cantilever and the limiting rotating handle; the limiting rotating handle is used for being fixed on the external component.
Description
Technical Field
The application relates to the technical field of agricultural machinery, in particular to a linkage control mechanism and weeding equipment.
Background
In the existing agricultural equipment, movable parts needing to adjust the posture exist due to application requirements. For example, in the weeding equipment, in order to reduce the endless loss of the cutter head, the height of the cutter head needs to be increased when the weeding equipment does not work, and the cutter head is not used; when the weeding equipment works, the height of the cutter head needs to be reduced, so that the cutter head can weed. Such movable parts need to be connected to a control mechanism for attitude adjustment.
The existing control mechanism for adjusting the attitude of the movable part usually adopts the mode of fixedly hanging and matching with a manual vertical screw rod to rotate, thereby realizing the attitude adjustment of the movable part. However, this control mechanism requires a large number of rotations when adjusting the posture of the movable member, and requires a long adjustment time, which results in a large amount of work when adjusting the movable member.
Disclosure of Invention
The utility model aims at solving one of the technical problem that exists among the prior art at least, provides coordinated control mechanism and weeding equipment, and it is long when reducing the regulation, improves the regulation efficiency when carrying out the gesture to movable part.
The embodiment of the application provides linkage control mechanism for connect external component and movable part, include: the main hanging cantilever, the locking handle, the thrust rotating plate, the lower linkage rotating plate and the limiting rotating handle;
one end of the main hanging cantilever is used for being screwed with the external component, and the other end of the main hanging cantilever is used for being connected with the movable component;
the locking handle is screwed with the main hanging cantilever, and one end of the locking handle is provided with a top column; the thrust rotating plate is positioned on one side of the top column and is in screwed connection with the main hanging cantilever; when the locking handle rotates towards the thrust rotating plate, the top pillar is in contact with the edge of the thrust rotating plate, so that the thrust rotating plate is driven to rotate by the top pillar;
one end of the lower linkage rotating plate is connected with the anti-thrust rotating plate in a rotating mode, the other end of the lower linkage rotating plate is connected with the limiting rotating handle, and the anti-thrust rotating plate is located between the locking handle and one end of the main hanging cantilever; the edge of the lower linkage rotating plate is provided with a groove, and the thrust rotating plate is provided with a locking pin embedded into the groove; the thrust rotating plate and the lower linkage rotating plate are positioned between the main hanging cantilever and the limiting rotating handle;
the limiting rotating handle is used for being fixed on the external component.
Furthermore, in the embodiment of the application, the device also comprises a drag hook spring;
one end of the drag hook spring is connected with the first hook on the locking handle in a hanging mode, and the other end of the drag hook spring is connected with the second hook on the main hanging cantilever in a hanging mode.
Further, the retractor spring is in tension when the locking handle is rotated toward the thrust runner.
Further, the anti-thrust rotating plate and the main rotary joint sleeve for hanging the cantilever are provided with a return torsion spring, a first foot of the return torsion spring is connected with a first clamping groove for hanging the cantilever, a second foot of the return torsion spring is connected with a second clamping groove for rotating the anti-thrust rotating plate, and the first foot and the second foot of the return torsion spring are opposite in tension direction, so that the first foot and the second foot of the return torsion spring are connected with the first clamping groove and the second clamping groove in a tension state.
Furthermore, one end of the limiting rotating handle, which is far away from the external component, is provided with a pulley, and the pulley and the main hanging cantilever are positioned on the same plane.
Furthermore, one side of the main hanging cantilever is provided with a sliding wheel groove with an inlet, and the sliding wheel groove and the pulley are positioned on the same plane and used for allowing the pulley to enter.
Furthermore, the power-assisted return spring is further included in the embodiment of the application;
one end of the reset power-assisted tension spring is sleeved with a first tension spring hanging pin on the limiting rotating handle, and the other end of the reset power-assisted tension spring is sleeved on a second tension spring hanging pin on the external component.
Furthermore, the main hanging cantilever is provided with at least one hanging hole for hanging the movable part.
Further, the embodiment of this application still provides a weeding equipment, includes: an external component, a movable member and a linkage control mechanism as described in the above embodiments;
the external component comprises a chassis, the movable part comprises a weeding cutter head, and the chassis and the weeding cutter head are connected with the linkage control mechanism.
Compared with the prior art, above-mentioned embodiment passes through the locking handle and drives the anti-thrust commentaries on classics board rotatory, and then make the anti-thrust commentaries on classics board drive down the linkage commentaries on classics board and rotate, thereby it is fixed with spacing turning handle to make the owner articulate the cantilever, realize by the adjustment of inoperative gesture to the operating posture, and upwards stimulate outside subassembly and rotate the micro angle through the manpower, it locks in the recess of linkage commentaries on classics board under the stop pin embedding in the anti-thrust commentaries on classics board, the realization is by the adjustment of operating posture to the inoperative gesture, above-mentioned simple structure and easy regulation, the adjusting time has been shortened greatly, the required work load of outside subassembly adjustment has been reduced.
According to the embodiment, the hook spring is adopted to connect the locking handle and the main hanging cantilever, so that the long separation state of the top column at one end of the locking handle and the thrust rotating plate is ensured, and accidents caused by unnecessary contact linkage after state switching are avoided.
Above-mentioned embodiment is in tensile state when locking handle is rotatory towards anti thrust runner through setting up the couple spring for locking handle can reset after once rotatory, further avoids the state to switch the back because unnecessary contact linkage causes the accident.
In the embodiment, the return torsion spring is arranged at the rotary joint of the anti-thrust rotating plate and the main hanging cantilever, and the return torsion spring is used for processing the tension state when the external component is adjusted to the working state from the non-working state, so that the limit position of the anti-thrust rotating plate is limited, the reliability of the movable component is improved, and the error reversal phenomenon in the component linkage process is avoided.
In the embodiment, the pulley is arranged at one end of the limiting rotating handle, which is far away from the external component, so that the main hanging cantilever touches the pulley to stop moving downwards when the external component is adjusted to be in a working state from a non-working state, and the external component is prevented from directly falling on the ground.
According to the embodiment, the sliding wheel groove is formed in the main hanging cantilever, so that the pulley of the limiting rotating handle slides into the sliding wheel groove to stop the main hanging cantilever to rotate, and the hidden danger that an external component directly drops on the ground is further avoided.
Above-mentioned embodiment is through addding the helping hand extension spring that resets and connect spacing turning handle and outside subassembly, guarantees the absolute position of spacing turning handle to carry to outside subassembly and draw the in-process and can effectively reduce the human action.
Drawings
The present application is further described with reference to the following figures and examples;
FIG. 1 is a schematic diagram of a linkage control mechanism according to one embodiment;
FIG. 2 is a schematic diagram of a portion of a linkage control mechanism according to one embodiment;
FIG. 3 is a mechanical schematic diagram of a linkage control mechanism in one embodiment;
fig. 4 is a schematic structural view of a weeding apparatus in one embodiment.
Detailed Description
Reference will now be made in detail to the present embodiments of the present application, preferred embodiments of which are illustrated in the accompanying drawings, which are for the purpose of visually supplementing the description with figures and detailed description, so as to enable a person skilled in the art to visually and visually understand each and every feature and technical solution of the present application, but not to limit the scope of the present application.
The existing control mechanism for adjusting the attitude of the movable part usually adopts the mode of fixedly hanging and matching with a manual vertical screw rod to rotate, thereby realizing the attitude adjustment of the movable part. However, this control mechanism requires a large number of rotations when adjusting the posture of the movable member, and requires a long adjustment time, which results in a large amount of work when adjusting the movable member.
In order to solve the above technical problem, as shown in fig. 1 and 2, in an embodiment of the present application, a linkage control mechanism is provided for connecting an external component and a movable member. Referring to fig. 1, the linkage control mechanism includes: the main hanging cantilever 1, the locking handle 2, the thrust rotating plate 3, the lower linkage rotating plate 4 and the limiting rotating handle 5.
One end of the main hanging cantilever 1 is used for being screwed with an external component, and the other end of the main hanging cantilever 1 is used for being connected with the movable component.
The locking handle 2 is screwed with the main hanging cantilever 1, and one end of the locking handle 2 is provided with a top column 6. The thrust rotating plate 3 is positioned at one side of the top column 6 and is connected with the main hanging cantilever 1 in a rotating way. When the locking handle 2 rotates towards the thrust rotating plate 3, the top pillar 6 is in contact with the edge of the thrust rotating plate 3 so as to drive the thrust rotating plate 3 to rotate through the top pillar 6.
One end of the lower linkage rotating plate 4 is connected with the anti-thrust rotating plate 3 in a rotating mode, the other end of the lower linkage rotating plate 4 is connected with the limiting rotating handle 5, and the anti-thrust rotating plate 3 is located between the locking handle 2 and one end of the main hanging cantilever 1. The edge of the lower linkage rotating plate 4 is provided with a groove, and the thrust rotating plate 3 is provided with a locking pin for being embedded into the groove. The thrust rotating plate 3 and the lower linkage rotating plate 4 are positioned between the main hanging cantilever 1 and the limiting rotating handle 5.
The spacing stem 5 is for fixing to an external component.
In the embodiment of the application, the rotary joint is a connection mode that the connected components can rotate and swing by taking the rotary joint as a circle center. The components may be provided with pin holes and connected by pins, and the connected components may rotate about the pins.
Wherein, mainly articulate cantilever 1 and be used for connecting external component and movable assembly to the external component is the fulcrum, makes movable assembly adjustable, consequently mainly articulates cantilever 1 and movable assembly's connected mode can be for welded connection or adopt screw and screw to pair the connection, can also adopt fixed pin and pinhole to pair the connection. When the screw and screw hole matching connection mode or the fixing pin and pin hole matching connection mode is adopted, the movable assembly is provided with a connecting and fixing lug for setting the screw hole or the pin hole.
In this embodiment, the main hanging cantilever 1 is connected to the movable component in a hanging manner, and the main hanging cantilever 1 is provided with at least one hanging hole 7 for hanging the movable component.
In this embodiment, the locking handle may be straight or preferably a hook handle as shown in fig. 1. When the locking handle is a hook-shaped handle, the top column 6 on the locking handle is arranged on the outer side of the hook shape, so that the contact area between the top column 6 and the edge of the anti-thrust rotating plate 3 can be increased, and the possibility that the locking handle drives the anti-thrust rotating plate 3 to rotate and fail is reduced. And when the locking handle is a hook handle, the hook curvature can be set according to the position of the connection point of the main hanging cantilever 1 and other parts, so that the main hanging cantilever 1 can be better connected with other parts.
As shown in figure 1, the lower end of the locking handle is provided with a handle tail end support pillar 6, the front end of the main hanging cantilever 1 is provided with a movable component hanging hole, the rear end of the main hanging cantilever 1 is in rotary connection with the front end of an external component, the middle part of the locking handle is in rotary connection with the upper end of the main hanging cantilever 1, and the handle above can be rotated and swung around a rotary connection point by stirring. The thrust rotating plate 3 is connected with the lower end of the middle part of the main hanging cantilever 1 in a rotating mode, the lower end of the lower linkage rotating plate 4 is connected with the lower part of the limiting rotating handle 5 in a rotating mode, the upper part of the lower linkage rotating plate 4 is connected with the lower side of the thrust rotating plate 3 in a rotating mode, the uppermost end of the lower linkage rotating plate 4 is provided with a groove, and the middle part of the thrust rotating plate 3 is provided with a locking pin.
In this embodiment, the lower linkage rotating plate 4 is rotatably connected to the limiting rotating handle 5, so that the anti-thrust rotating plate 3 can drive the lower linkage rotating plate 4 to rotate around the rotating point of the limiting rotating handle 5. Since the groove of the lower linkage rotating plate 4 corresponds to the locking pin on the thrust rotating plate 3, the groove of the lower linkage rotating plate 4 should be arranged at the edge of one end connected with the thrust rotating plate 3.
In one embodiment, the linkage control structure is further provided with a drag hook spring 8;
one end of the drag hook spring 8 is connected with a first hook 9 on the locking handle in a hanging mode, and the other end of the drag hook spring 8 is connected with a second hook 10 on the main hanging cantilever 1 in a hanging mode.
The hook spring 8 is in tension when the locking lever is rotated towards the thrust runner 3.
In this embodiment, the first hook 9 is a hook-shaped protrusion integrally formed on the locking handle, and the second hook 10 is a hook-shaped protrusion integrally formed on the main hanging cantilever 1, and in order to prevent the hook spring 8 from falling off during stretching, the hooks of the first hook 9 and the second hook 10 face in the same direction as the stretching direction of the hook spring 8 at the hook.
In the embodiment, the locking handle is connected with the main hanging cantilever 1 by adopting the hook spring, so that the long separation state of the top column 6 at one end of the locking handle and the thrust rotating plate 3 is ensured, and accidents caused by unnecessary contact linkage after state switching are avoided. And through setting up the couple spring and be in tensile state when locking handle is rotatory towards thrust runner plate 3 for locking handle can reset after once rotatory, further avoids the state to switch the back because unnecessary contact linkage causes the accident.
In one embodiment, a return torsion spring 11 is sleeved at a rotary joint of the anti-thrust rotating plate 3 and the main hanging cantilever 1, a first leg of the return torsion spring 11 is clamped in a first clamping groove 12 of the main hanging cantilever, a second leg of the return torsion spring 11 is clamped in a second clamping groove 13 of the anti-thrust rotating plate 3, and the first leg and the second leg of the return torsion spring 11 are opposite in tension direction, so that the first leg and the second leg of the return torsion spring 11 are in a tension state when being clamped in the first clamping groove 12 and the second clamping groove 13.
In the present embodiment, the first card slot 12 and the second card slot 13 are used to allow the legs of the return torsion spring 11 to be respectively locked in the card slots and cannot move in any direction. Because the return torsion spring 11 is connected with the main hanging cantilever 1 and the anti-thrust rotating plate 3, in order to avoid touching the return torsion spring 11 when the locking handle rotates, the first clamping groove 12 and the second clamping groove 13 are respectively arranged on the other side of the rotary surface of the main hanging cantilever 1 and the locking handle.
In addition, when the return spring is clamped, the tension directions of the first pin and the second pin are opposite, so that the return spring is in a tension state after being clamped. And the balance position of the main hanging cantilever 1 and the thrust rotating plate 3 can be limited by setting the angles of two feet of the return torsion spring 11, so that the reliability of the movable assembly is improved, and the error reversal phenomenon in the component linkage process is avoided.
In one embodiment, a pulley 14 is arranged at one end of the limiting rotation handle 5 far away from the external component, and the pulley 14 and the main hanging cantilever 1 are positioned on the same plane.
One side of the main hanging cantilever 1 is provided with a sliding wheel groove 15 with an inlet, and the sliding wheel groove 15 and the pulley 14 are positioned on the same plane and used for the pulley 14 to enter.
In this embodiment, the pulley 14 is in the same plane as the main suspension arm 1, i.e. the pulley 14 needs to be in the plane of the rotation of the main suspension arm 1 and touch the main suspension arm 1 to stop the rotation of the main suspension arm 1. And need set up in the one end that is close to main articulate cantilever 1, because spacing turning handle 5 one end is rotatory with the external component, is the one end of keeping away from the external component promptly.
In the present embodiment, in order to prevent the rotation of the main suspension arm 1 from being stopped by the contact of the pulley 14 with the main suspension arm 1, the pulley 14 is difficult to keep in contact with the main suspension arm 1 for a long time to keep the main suspension arm 1 fixed for a long time, and therefore, the position where the main suspension arm 1 contacts the pulley 14 is set to the form of the sliding sheave 15, so that the pulley 14 can slide the sheave 15, and the pulley 14 can be caught in the sliding sheave 15 after sliding the sheave 15, and the stop state of the main suspension arm 1 can be preferably maintained while the main suspension arm 1 is preferably stopped.
In the embodiment, the linkage control mechanism is further provided with a reset power-assisted tension spring 16;
one end of the reset power-assisted tension spring 16 is sleeved with a first tension spring hanging pin on the limiting rotating handle 5, and the other end of the reset power-assisted tension spring 16 is sleeved on a second tension spring hanging pin on the external component.
In the present embodiment, the position restricting lever 5 is provided with the pulley 14 and the main suspension arm 1 is provided with the sliding sheave 15, and the pulley 14 and the sliding sheave 15 are on the same plane, but in order to prevent the pulley 14 from being displaced and not smoothly entering the sliding sheave 15 to effectively stop the main suspension arm 1, the position restricting lever 5 and the external component are connected by the return assist tension spring 16. The position of the external component is fixed, so that the reset power tension spring 16 can effectively ensure that the absolute position of the pulley 14 is not changed.
In this embodiment, the locking pin of the thrust runner 3 is set to a non-operating state when it is fitted into the groove of the lower link runner 4, and a state when the pulley 14 of the stopper runner 5 slides into the sliding pulley groove 15 of the main hitch arm 1 and stops is set to an operating state. As shown in FIG. 3, O1Is the rotary joint, O, of an external component to the main suspension arm 12Is a rotary joint of the external component and the limiting rotary handle 5, O3Is a rotary joint point, O, of the lower linkage rotating plate 4 and the limiting rotating handle 54Mainly hanging the rotary joint point, O, of the cantilever 1 and the locking handle 15Is the rotary joint of the thrust rotating plate 3 and the main hanging cantilever 1, O6For locking the end studs 6, O of the handle 1T1Is the connection point, O, of the external component to the return force-assisted tension spring 16T2Is a connecting point O of the limiting rotating handle 5 and the reset power-assisted tension spring 1635Is the rotary joint point of the thrust rotating plate 3 and the lower linkage rotating plate 4.
Therefore, according to the above embodiment, the switching process of the linkage control mechanism from the non-operating state to the operating state is as follows:
firstly, the movable component is pulled upwards by manpower to drive the main hanging cantilever 1 and the fixedly connected movable component to wind the O1Rotate a micro angle anticlockwise to ensure that the locking pin in the thrust rotating plate 3 and the groove on the lower linkage rotating plate 4 generate a movement clearance, and simultaneously, stir the locking handle to wind the O4Clockwise rotation, at the moment, the handle end top pillar 6 on the locking handle pushes the thrust rotating plate 3Relative main articulated cantilever 1 is wound around O5Rotate clockwise and pass through O35Driven lower linkage rotating plate 4 winds O3And rotating counterclockwise by a certain angle until the locking pin at the upper end of the thrust rotating plate 3 and the groove in the lower linkage rotating plate 4 are completely separated from the locking state, and at the moment, connecting lines of the rotary connection points of the thrust rotating plate 3 and the lower linkage rotating plate 4 form a certain angle, the interaction torque is greater than 0, and the locking state is released.
After the lower linkage rotating plate 4 and the thrust rotating plate 3 are unlocked, the main hanging cantilever 1 fixedly connected with the movable part can freely rotate downwards, namely around O1Clockwise, when the lowest extreme position of the rotation (the extreme position is determined according to the sliding wheel groove 15 at the front end of the main hanging cantilever 1), the sliding wheel groove 15 at the lower end of the main hanging cantilever 1 contacts the pulley 14 screwed on the limiting rotating handle 5 which is kept still initially, the pulley 14 slides forwards through the sliding area of the opening of the sliding wheel groove 15, and the main hanging cantilever 1 winds around O during the movement1The integral linkage component is driven to rotate clockwise until the pulley 14 slides to the edge of the foremost end of the sliding pulley groove 15 and then stops, at the moment, the movable component rotates to the ground surface position, and the switching from the non-working state to the working state is completed.
The linkage control mechanism is switched from the working state to the non-working state only by embedding the locking pin of the anti-thrust rotating plate 3 into the groove of the lower linkage rotating plate 4 again.
As shown in fig. 4, an embodiment of the present application also provides a weeding apparatus, including: an external component, a movable member, and a linkage control mechanism as described in the above embodiments.
The external component comprises a chassis 17, the movable part comprises a weeding cutter head 18, and the chassis and the weeding cutter head are connected with the linkage control mechanism.
Wherein, the number of the linkage control mechanisms is at least one, and preferably two linkage control mechanisms are adopted to connect the external component and the movable component as shown in fig. 3.
The foregoing is a preferred embodiment of the present application, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present application, and these modifications and decorations are also regarded as the protection scope of the present application.
Claims (9)
1. A linkage control mechanism for connecting an external component to a movable member, comprising: the main hanging cantilever, the locking handle, the thrust rotating plate, the lower linkage rotating plate and the limiting rotating handle;
one end of the main hanging cantilever is used for being screwed with the external component, and the other end of the main hanging cantilever is used for being connected with the movable component;
the locking handle is screwed with the main hanging cantilever, and one end of the locking handle is provided with a top column; the thrust rotating plate is positioned on one side of the top column and is in screwed connection with the main hanging cantilever; when the locking handle rotates towards the thrust rotating plate, the top pillar is in contact with the edge of the thrust rotating plate, so that the thrust rotating plate is driven to rotate by the top pillar;
one end of the lower linkage rotating plate is connected with the anti-thrust rotating plate in a rotating mode, the other end of the lower linkage rotating plate is connected with the limiting rotating handle, and the anti-thrust rotating plate is located between the locking handle and one end of the main hanging cantilever; the edge of the lower linkage rotating plate is provided with a groove, and the thrust rotating plate is provided with a locking pin embedded into the groove; the thrust rotating plate and the lower linkage rotating plate are positioned between the main hanging cantilever and the limiting rotating handle;
the limiting rotating handle is used for being fixed on the external component.
2. The linkage control mechanism according to claim 1, further comprising a drag hook spring;
one end of the drag hook spring is connected with the first hook on the locking handle in a hanging mode, and the other end of the drag hook spring is connected with the second hook on the main hanging cantilever in a hanging mode.
3. The linkage control mechanism according to claim 2 wherein the retractor spring is in tension when the locking handle is rotated toward the thrust runner.
4. The linkage control mechanism according to claim 1, wherein a return torsion spring is sleeved at a rotary joint of the thrust rotating plate and the main hanging cantilever, a first leg of the return torsion spring is clamped in a first clamping groove of the main hanging cantilever, a second leg of the return torsion spring is clamped in a second clamping groove of the thrust rotating plate, and the first leg and the second leg of the return torsion spring are opposite in tension direction, so that the first leg and the second leg of the return torsion spring are in a tension state when being clamped in the first clamping groove and the second clamping groove.
5. The coordinated control mechanism of claim 1, wherein the end of the limiting rotation handle far away from the external component is provided with a pulley, and the pulley and the main hanging cantilever are positioned on the same plane.
6. The linkage control mechanism according to claim 5, wherein a sliding wheel groove with an inlet is provided at one side of the main hanging cantilever, and the sliding wheel groove and the pulley are located on the same plane for the pulley to enter.
7. The linkage control mechanism according to claim 1 or 6, further comprising a return power tension spring;
one end of the reset power-assisted tension spring is sleeved with a first tension spring hanging pin on the limiting rotating handle, and the other end of the reset power-assisted tension spring is sleeved on a second tension spring hanging pin on the external component.
8. The linkage control mechanism according to claim 1, wherein the main hanging arm is provided with at least one hanging hole for hanging the movable member.
9. A weeding apparatus, comprising: an external component, a movable member and a linkage control mechanism according to any one of claims 1 to 8;
the external component comprises a chassis, the movable part comprises a weeding cutter head, and the chassis and the weeding cutter head are connected with the linkage control mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011070050.9A CN112119744B (en) | 2020-09-30 | 2020-09-30 | Linkage control mechanism and weeding equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011070050.9A CN112119744B (en) | 2020-09-30 | 2020-09-30 | Linkage control mechanism and weeding equipment |
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| CN112119744A true CN112119744A (en) | 2020-12-25 |
| CN112119744B CN112119744B (en) | 2024-05-31 |
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| CN202011070050.9A Active CN112119744B (en) | 2020-09-30 | 2020-09-30 | Linkage control mechanism and weeding equipment |
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| CN202874567U (en) * | 2012-09-18 | 2013-04-17 | 浙江永艺家具股份有限公司 | Bolt sliding control device for rotary chair backrest locking mechanism |
| CN206547320U (en) * | 2017-03-09 | 2017-10-13 | 约翰迪尔（天津）有限公司 | Harvester steering assembly and united reaper |
| CN207360126U (en) * | 2017-11-07 | 2018-05-15 | 重庆幻速汽车配件有限公司 | A kind of seat unlocked mechanism |
| CN107950171A (en) * | 2017-12-16 | 2018-04-24 | 祝莉红 | A kind of laborsaving adjustable portable grass trimmer |
| CN110121933A (en) * | 2019-05-08 | 2019-08-16 | 成都农业科技职业学院 | A kind of adjustable weeder of weeding depth |
| CN110959367A (en) * | 2019-11-25 | 2020-04-07 | 农业农村部南京农业机械化研究所 | Universal header hanging device for combine harvester |
| CN214126026U (en) * | 2020-09-30 | 2021-09-07 | 广东省现代农业装备研究所 | Linkage control mechanism and weeding equipment |
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