CN108811763A - Manipulator suitable for the picking of woods fruit - Google Patents
Manipulator suitable for the picking of woods fruit Download PDFInfo
- Publication number
- CN108811763A CN108811763A CN201810779114.9A CN201810779114A CN108811763A CN 108811763 A CN108811763 A CN 108811763A CN 201810779114 A CN201810779114 A CN 201810779114A CN 108811763 A CN108811763 A CN 108811763A
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- China
- Prior art keywords
- sliding block
- connecting rod
- gripper
- push rod
- picking
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D46/00—Picking of fruits, vegetables, hops, or the like; Devices for shaking trees or shrubs
- A01D46/26—Devices for shaking trees or shrubs; Fruit catching devices to be used therewith
- A01D46/264—Devices for beating or vibrating the foliage; Fruit catching devices to be used therewith
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J15/00—Gripping heads and other end effectors
- B25J15/08—Gripping heads and other end effectors having finger members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25J—MANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
- B25J5/00—Manipulators mounted on wheels or on carriages
- B25J5/007—Manipulators mounted on wheels or on carriages mounted on wheels
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- Engineering & Computer Science (AREA)
- Robotics (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Manipulator (AREA)
Abstract
The invention discloses a kind of manipulators suitable for the picking of woods fruit, including：Automatic jacking mechanism and adaptive opening-closing locking mechanism；Automatically jacking mechanism includes：Rack gear push rod, sleeve, push rod spring；Rack gear push rod is slided relative to sleeve；Push rod spring connects rack gear push rod and sleeve；One end of rack gear push rod is equipped with the jacking block for holding out against branch；Adaptively opening-closing locking mechanism includes：Left gripper, right gripper, gripper reset spring, upper left connecting rod, left connecting rod, left lower link, upper right connecting rod, the right side in connecting rod, bottom right connecting rod, upper left sliding block, left sliding block, lower-left sliding block, upper right sliding block, the right side in sliding block and bottom right sliding block；Left gripper and right gripper are rotatablely connected to rack gear push rod；Upper left sliding block, left sliding block, lower-left sliding block, upper right sliding block, sliding block and bottom right sliding block are slidingly attached to sleeve in the right side.Manipulator suitable for the picking of woods fruit can be realized the picking to woods fruit, small in size, at low cost.
Description
Technical field
The present invention relates to a kind of manipulators suitable for the picking of woods fruit.
Background technique
Traditional artificial Softening inefficiency, cannot reach optimal picking effect in a short time, and as cherry,
The different and intensive picking fruit of substep height on trees such as Chinese date is particularly difficult.
Traditional equipment for such picking fruit is large hydraulic picking equipment, however such picking equipment is due to dynamic
Power is too strong, causes to damage to trees itself to a certain extent, and at high price.
Summary of the invention
To solve the deficiencies in the prior art, the present invention provides a kind of small-sized manipulators for being suitable for the picking of woods fruit.
In order to achieve the above objectives, the present invention adopts the following technical scheme that：
A kind of manipulator suitable for the picking of woods fruit, including：Automatic jacking mechanism and adaptive opening-closing locking mechanism；Automatically
Jacking mechanism includes：Rack gear push rod, sleeve, push rod spring；Rack gear push rod is slided relative to sleeve；Push rod spring connection rack gear pushes away
Bar and sleeve；One end of rack gear push rod is equipped with the jacking block for holding out against branch；Adaptively opening-closing locking mechanism includes：Left machinery
Pawl, right gripper, gripper reset spring, upper left connecting rod, left connecting rod, left lower link, upper right connecting rod, the right side in connecting rod, bottom right
Connecting rod, upper left sliding block, left sliding block, lower-left sliding block, upper right sliding block, the right side in sliding block and bottom right sliding block；Left gripper and right machinery
Pawl is rotatablely connected to rack gear push rod；Upper left sliding block, left sliding block, lower-left sliding block, upper right sliding block, sliding block and bottom right sliding block are sliding in the right side
It is dynamic to be connected to sleeve；Upper left sliding block, lower-left sliding block, upper right sliding block and bottom right sliding block are oriented parallel to tooth relative to what sleeve slided
The direction that push rod is slided relative to sleeve；The direction that sliding block is slided relative to sleeve in left sliding block and the right side is pushed away perpendicular to rack gear
The direction that bar is slided relative to sleeve；Upper left connecting rod connects left gripper and upper left sliding block；Left connecting rod connection upper left sliding block and
Left sliding block；Left lower link connects left sliding block and lower-left sliding block；Upper right connecting rod connects right gripper and upper right sliding block；Connect in the right side
Bar connects sliding block in upper right sliding block and the right side；Sliding block and bottom right sliding block in the bottom right connecting rod connection right side；The connection of gripper reset spring is left
Sliding block in middle sliding block and the right side is so that sliding block is close to each other in left sliding block and the right side；Sliding block, which is each formed with, in left sliding block and the right side is used for
The locking teeth of the position of locking rack push rod.
Further, the manipulator suitable for the picking of woods fruit further includes：It can be user-operably and control left gripper and right machine
The manual open-and-close mechanism that machinery claw is opened：Manual open-and-close mechanism includes：Connector and drawstring；Drawstring is connected to connector；Drawstring energy
Band follower link is user-operably to move relative to sleeve.
Further, manual open-and-close mechanism further includes pulley and steel wire tensioning spring；Pulley rotation is connected to sleeve；It draws
Spring limiting part is fixed on rope；Steel wire tensioning spring connecting spring locating part and connector apply spring limiting part separate
The active force of connector；One end of drawstring is connected to connector around pulley.
Further, one end of drawstring is fixed to connector after steel wire tensioning spring and connector around pulley.
Further, one end of jacking block is equipped with rubber block.
Further, sleeve is formed with the guide groove of guiding rack gear pushrod movement；Push rod spring is located in guide groove；Push rod
The both ends of spring contact the slot bottom and rack gear push rod of guide groove respectively.
Further, the two sides of rack gear push rod are respectively formed with the cooperating teeth with locking teeth cooperation.
Further, left gripper is equipped with the left wheel group contacted with branch；Right gripper is equipped with the right side contacted with branch
Roller group；Left wheel group and right roller group can be contacted with branch drives left gripper and the rotation of right gripper.
Further, upper left connecting rod and left connecting rod, which rotate coaxially, is connected to upper left sliding block；Left connecting rod and left lower link
It rotates coaxially and is connected to left sliding block；Connecting rod, which rotates coaxially, in upper right connecting rod and the right side is connected to upper right sliding block；Connecting rod and the right side in the right side
Lower link, which rotates coaxially, is connected to sliding block in the right side.
Further, adaptive opening-closing locking mechanism includes：Left pin shaft and right pin shaft；Left pin shaft is fixed to left sliding block；
Right pin shaft is fixed to sliding block in the right side；Left lower link and left connecting rod are made up of left pin shaft to be rotatablely connected；In bottom right connecting rod and the right side
Connecting rod constitutes rotation connection by right pin shaft；Gripper reset spring connects left pin shaft and right pin shaft；Gripper reset spring is
Tension spring.
The invention has the beneficial effects that provide be suitable for woods fruit picking manipulator can Automatic-clamping branch, realize
Automation picking, it is at low cost compared to large-scale seed harvester.
Detailed description of the invention
Fig. 1 is a kind of manipulator suitable for the picking of woods fruit and the balancing mechanical arm suitable for the picking of woods fruit of the invention
Installation diagram；
Fig. 2 is the schematic diagram of the manipulator for being suitable for the picking of woods fruit in Fig. 1；
Fig. 3 is the explosive view of the manipulator for being suitable for the picking of woods fruit in Fig. 1；
Fig. 4 is the schematic diagram of the rack gear push rod of the manipulator for being suitable for the picking of woods fruit in Fig. 1；
Fig. 5 is the schematic diagram of the balancing mechanical arm for being suitable for the picking of woods fruit in Fig. 1；
Fig. 6 is the schematic diagram at another visual angle of the balancing mechanical arm for being suitable for the picking of woods fruit in Fig. 1；
Fig. 7 is the partial exploded view of the balancing mechanical arm for being suitable for the picking of woods fruit in Fig. 1；
Fig. 8 is the schematic diagram of the mechanical arm counterweight of the balancing mechanical arm for being suitable for the picking of woods fruit in Fig. 1；
Fig. 9 is the handle of the balancing mechanical arm for being suitable for the picking of woods fruit in Fig. 1；
Figure 10 is the schematic diagram of the different lead screw of double rotational directions of the balancing mechanical arm for being suitable for the picking of woods fruit in Fig. 1.
Suitable for woods fruit picking manipulator 100, automatic jacking mechanism 10, rack gear push rod 11, cooperating teeth 111, jacking block 12,
Rubber block 13, sleeve 14, guide groove 141, adaptive opening-closing locking mechanism 20, left gripper 21, left wheel group 211, right machinery
Pawl 22, right roller group 221, gripper reset spring 23, upper left connecting rod 24, left connecting rod 25, left lower link 26, upper right connecting rod
27, the right side in connecting rod 28, bottom right connecting rod 29, upper left sliding block 30, left sliding block 31, lower-left sliding block 32, upper right sliding block 33, the right side in sliding block
34, bottom right sliding block 35, locking teeth 36, left pin shaft 37, right pin shaft 38, manual open-and-close mechanism 40, connector 41, drawstring 42, pulley
43；
Suitable for the balancing mechanical arm 200 of woods fruit picking, scalable mechanical arm 50, telescopic arm 51, kinematic link group 52, song
Handle 53, mounting hole 54, connecting rod of eccentric wheel 55, link pin 56, first motor 57, first motor seat 58, self-balancing telescoping mechanism 60,
Telescopic arm sleeve 61, the different lead screw 62 of double rotational directions, the first lead screw section 63, the second lead screw section 64, mechanical arm counterweight 65, the second electricity
Machine 67, stretch force-guided stem 68, caging bolt 69, multiple degrees of freedom operating mechanism 70, rotary freedom control piece 71, pitch freedom
Control piece 72, left rotation and right rotation freedom degree control piece 73, lifting connector 74, handle 75, electric pushrod 76, mechanical arm support 77,
First fixed plate 78, the second fixed plate 79.
Specific embodiment
Specific introduce is made to the present invention below in conjunction with the drawings and specific embodiments.
As shown in Figures 1 to 10, a kind of manipulator 100 suitable for the picking of woods fruit, including：Automatic jacking mechanism 10, from
Adapt to opening-closing locking mechanism 20 and manual open-and-close mechanism 40.Adaptive opening-closing locking mechanism 20 can automatically clamp branch,
And automatically lock.Automatic jacking mechanism 10 holds out against branch when adaptive opening-closing locking mechanism 20 clamps branch.It opens manually
It closes mechanism 40 and opens adaptive opening-closing locking mechanism 20 manually for user, and will adaptively be opened manually when needing to unclamp branch
Retaining mechanism 20 is closed to open.
Automatically jacking mechanism 10 includes：Rack gear push rod 11, sleeve 14, push rod spring.Rack gear push rod 11 is relative to sleeve 14
Sliding.Push rod spring connects rack gear push rod 11 and sleeve 14.One end of rack gear push rod 11 is equipped with the jacking block 12 for holding out against branch.
As a preferred embodiment, sleeve 14 is formed with the guide groove 141 that guiding rack gear push rod 11 moves.Push rod
Spring is located in guide groove 141.The both ends of push rod spring contact the slot bottom and rack gear push rod 11 of guide groove 141 respectively.
Specifically, when be suitable for woods fruit picking manipulator 100 in a free state, since push rod spring is by tooth
The extruding of 141 slot bottom of push rod 11 and guide groove drives it to slide along guide groove 141 so always applying to rack gear push rod 11
Thrust.
Adaptively opening-closing locking mechanism 20 includes：Left gripper 21, right gripper 22, gripper reset spring 23, upper left
It is connecting rod 24, left connecting rod 25, left lower link 26, upper right connecting rod 27, connecting rod 28 in the right side, bottom right connecting rod 29, upper left sliding block 30, left
Sliding block 31, lower-left sliding block 32, upper right sliding block 33, the right side in sliding block 34 and bottom right sliding block 35.Left gripper 21 and 22 turns of right gripper
It is dynamic to be connected to rack gear push rod 11.Upper left sliding block 30, left sliding block 31, lower-left sliding block 32, upper right sliding block 33, the right side in sliding block 34 and the right side
Sliding block 35 is slidingly attached to sleeve 14.Upper left sliding block 30, lower-left sliding block 32, upper right sliding block 33 and bottom right sliding block 35 are relative to set
The direction for being oriented parallel to rack gear push rod 11 and being slided relative to sleeve 14 of 14 sliding of cylinder.34 phase of sliding block in left sliding block 31 and the right side
The direction slided perpendicular to rack gear push rod 11 relative to sleeve 14 for the direction that sleeve 14 slides.Upper left connecting rod 24 connects left machine
Machinery claw 21 and upper left sliding block 30.Left connecting rod 25 connects upper left sliding block 30 and left sliding block 31.Left lower link 26 connects left cunning
Block 31 and lower-left sliding block 32.Upper right connecting rod 27 connects right gripper 22 and upper right sliding block 33.Connecting rod 28 connects upper right sliding block in the right side
33 and the right side in sliding block 34.Bottom right connecting rod 29 connects sliding block 34 and bottom right sliding block 35 in the right side.Gripper reset spring 23 connects left
Sliding block 34 in sliding block 31 and the right side is so that sliding block 34 is close to each other in left sliding block 31 and the right side.
As a preferred embodiment, left gripper 21 is equipped with the left wheel group 211 contacted with branch.Right gripper
22 are equipped with the right roller group 221 contacted with branch.Left wheel group 211 and right roller group 221 can be contacted with branch drives left machinery
Pawl 21 and right gripper 22 rotate.
As a preferred embodiment, upper left connecting rod 24 and left connecting rod 25 rotate coaxially and are connected to upper left sliding block
30.Left connecting rod 25 and left lower link 26, which rotate coaxially, is connected to left sliding block 31.Connecting rod 28 is coaxial in upper right connecting rod 27 and the right side
It is rotatablely connected to upper right sliding block 33.Connecting rod 28 and bottom right connecting rod 29, which rotate coaxially, in the right side is connected to sliding block 34 in the right side.
As a kind of specific embodiment, adaptive opening-closing locking mechanism 20 includes：Left pin shaft 37 and right pin shaft 38.It is left
Pin shaft 37 is fixed to left sliding block 31.Right pin shaft 38 is fixed to sliding block 34 in the right side.Left lower link 26 and left connecting rod 25 pass through a left side
Pin shaft 37 constitutes rotation connection.Connecting rod 28 constitutes rotation connection by right pin shaft 38 in bottom right connecting rod 29 and the right side.Gripper resets
Spring 23 connects left pin shaft 37 and right pin shaft 38.Gripper reset spring 23 is tension spring.
Specifically, when left gripper 21 and right gripper 22 push branch to simultaneously, left wheel group 211 and right roller group
221 contact with branch, and branch applies active force to left gripper 21 and right gripper 22 and drives left gripper 21 and right gripper
22 simultaneously to the left and right two sides open.Left gripper 21 and right gripper 22 drive upper left connecting rod 24, left connecting rod 25, upper right respectively
Connecting rod 28 relatively rotates in connecting rod 27 and the right side.Connecting rod 28 is to sliding block 34 in left sliding block 31 and the right side in left connecting rod 25 and the right side
The torsion of application overcomes the pulling force of gripper reset spring 23, drives left sliding block 31 and sliding block 34 in the right side to the side being located remotely from each other
To movement.After until left gripper 21 and right gripper 22, two sides turn to certain angle to the left and right simultaneously, 211 He of left wheel group
Right roller group 221 loses the thrust of branch application, and gripper reset spring 23 pulls passes through left pin shaft 37 and right pin shaft 38 respectively
Sliding block 34 in left sliding block 31 and the right side is pulled to move to direction close to each other.Sliding block 34 drives left in left sliding block 31 and the right side
Connecting rod 28 relatively rotates in connecting rod 25 and the right side, to drive left gripper 21 and right gripper 22 to rotate, until folder
Handle branch.
As a preferred embodiment, sliding block 34 is each formed with for locking rack push rod in left sliding block 31 and the right side
The locking teeth 36 of 11 position.Locking teeth 36 is located at the two sides of rack gear push rod 11.And the two sides of rack gear push rod 11 are respectively formed with
The cooperating teeth 111 cooperated with locking teeth 36.During left gripper 21 and right gripper 22 open, in left sliding block 31 and the right side
Sliding block 34 moves in the direction away from each other, and locking teeth 36 unclamps rack gear push rod 11, effect of the rack gear push rod 11 in push rod spring
Branch is withstood in lower movement.When left gripper 21 and right gripper 22 clamp branch, gripper reset spring 23 pulls left
Sliding block 34 keeps its close to each other in sliding block 31 and the right side, and cooperating teeth 111 is engaged with locking teeth 36, and rack gear push rod 11, which is fixed on, to be set
The locked position of branch locking.
As a preferred embodiment, one end of jacking block 12 is equipped with rubber block 13.When jacking block 12 holds out against branch,
Rubber block 13 can protect branch, avoid pressure excessive and damage to branch.
Manual open-and-close mechanism 40 can be user-operably control and open left gripper 21 and right gripper 22.As a kind of preferred
Embodiment, manual open-and-close mechanism 40 includes：Connector 41 and drawstring 42.Drawstring 42 is connected to connector 41.42 energy of drawstring
Band follower link 41 is user-operably to move relative to sleeve 14.
As a preferred embodiment, manual open-and-close mechanism 40 further includes pulley 43 and steel wire tensioning spring.It is sliding
Wheel 43 is rotatablely connected to sleeve 14.Spring limiting part is fixed on drawstring 42.Steel wire tensioning spring connecting spring locating part and
Connector 41 applies the active force far from connector 41 to spring limiting part.One end of drawstring 42 is connected to connection around pulley 43
Part 41.
As a preferred embodiment, one end of drawstring 42 bypasses after passing through steel wire tensioning spring and connector 41
Pulley 43 is fixed to connector 41.
Specifically, pulling drawstring 42 manually when needing to decontrol branch, drawstring 42 pulls connector 41 along guide groove
141 extending direction is moved to pulley 43.Left lower link 26 and bottom right connecting rod 29 are rotationally connected with connector 41 respectively.Connector
41 drive left lower link 26 and bottom right connecting rod 29 to rotate when moving to pulley 43.The left lower link 26 and bottom right connecting rod of rotation
29 drive sliding block 34 in left sliding block 31 and the right side to be located remotely from each other to drive upper left connecting rod 24, left connecting rod 25,27 and of upper right connecting rod
Connecting rod 28 relatively rotates in the right side, so that left gripper 21 and right gripper 22 be driven to rotate up to opening to the left and right respectively.
Sliding block 34 is located remotely from each other in left sliding block 31 and the right side, unclamps the clamping to rack gear push rod 11.Push rod spring pushes rack gear push rod 11
Eject branch.
Spring limiting part cooperation steel wire tensioning spring makes the drawstring 42 between connector 41 and spring limiting part keep opening
Tight state.
A kind of balancing mechanical arm 200 suitable for the picking of woods fruit, including：Scalable mechanical arm 50, self-balancing telescoping mechanism
60 and multiple degrees of freedom operating mechanism 70.Scalable mechanical arm 50 can adjust the length of itself according to the distance of branch, so that machine
Tool hand can clamp branch.Self-balancing telescoping mechanism 60 is able to maintain the flat of the balancing mechanical arm 200 suitable for the picking of woods fruit
Weighing apparatus, avoid the telescopic arm 51 of scalable mechanical arm 50 be adjusted to length it is too long when, cause be suitable for woods fruit picking balancing machine
200 disequilibrium of arm is toppled over.Balancing mechanical arm 200 suitable for the picking of woods fruit can by multiple degrees of freedom operating mechanism 70
The angle and orientation of scalable mechanical arm 50 are adjusted, so that the branch that manipulator can clamp different location is picked.
Scalable mechanical arm 50 includes：Telescopic arm 51, kinematic link group 52, crank 53, connecting rod of eccentric wheel 55 and the first electricity
Machine 57.Kinematic link group 52 is slidingly attached to telescopic arm 51.One end of kinematic link group 52 connects the machinery for grabbing branch
Hand.The other end of kinematic link group 52 is connected to one end of connecting rod of eccentric wheel 55.The other end of connecting rod of eccentric wheel 55 is fixed with company
Lever pin 56.The mounting hole 54 for installing connecting rods pin 56 is formed on crank 53.First motor 57 drive crank 53 rotation to
Kinematic link group 52 is driven to move back and forth.
Specifically, first motor 57 drives crank 53 to rotate, crank 53 drives connecting rod of eccentric wheel 55 by link pin 56
It is moved back and forth along 51 extending direction of telescopic arm.Connecting rod of eccentric wheel 55 drives kinematic link group 52 reciprocal in 51 extending direction of telescopic arm
Movement, so that the manipulator of the one end for being fixed on kinematic link group 52 be driven to move back and forth on 51 extending direction of telescopic arm.This
When, if manipulator clamps branch, allow branch to generate vibration, so that the fruit on branch be made to be vibrated and fall down.
As a preferred embodiment, being formed with multiple mounting holes 54 on crank 53.Specifically, multiple mounting holes
54 can be used for adjusting the reciprocating stroke of kinematic link group 52.The mounting hole 54 that link pin 56 is installed to crank 53 pivot center away from
From remoter, the Oscillation Amplitude of manipulator is bigger.The distance of the mounting hole 54 that link pin 56 is installed to 53 pivot center of crank is closer,
The Oscillation Amplitude of manipulator is smaller.
Self-balancing telescoping mechanism 60 includes：The different lead screw 62 of telescopic arm sleeve 61, double rotational directions, mechanical arm counterweight 65,
Two motors 67 and flexible force-guided stem 68.Telescopic arm 51 is slided relative to telescopic arm sleeve 61.Flexible force-guided stem 68 is fixed to flexible
Arm 51.The double different lead screws of double rotational directions include the first lead screw section 63 and the second lead screw section 64.The thread rotary orientation of first lead screw section 63
It is opposite with the thread rotary orientation of the second lead screw section 64.The lead of first lead screw section 63 is greater than the lead of the second lead screw section 64.It is flexible to lead
Power bar 68 is with the first lead screw section 63 by being threadedly engaged.Mechanical arm counterweight 65 is with the second lead screw section 64 by being threadedly engaged.Second
Motor 67 drives the different rotation of lead screw 62 of double rotational directions that flexible force-guided stem 68 and mechanical arm counterweight 65 is driven to transport in the opposite direction
It is dynamic.
Specifically, due to the thread rotary orientation of the first lead screw section 63 and the thread rotary orientation of the second lead screw section 64 on the contrary, when the
When two motors 67 are driven forward double rotational directions pair different lead screws rotation, mechanical arm counterweight 65 and flexible force-guided stem 68 are located remotely from each other.
Flexible force-guided stem 68 pushes 51 relative telescopic sleeve of telescopic arm to move to the direction far from mechanical arm counterweight 65, enables scissors hand
It is clamped to farther branch.
Because the lead of the first lead screw section 63 is greater than the lead of the second lead screw section 64, and the first lead screw section 63 and the second lead screw
The ratio between the lead of section 64 is inversely proportional in mechanical arm counterweight 65 and the weight ratio of 51 bottom all of the above part of telescopic arm, so two
Side almost keeps gravitational equilibrium, and the balancing mechanical arm 200 suitable for the picking of woods fruit is during driving manipulator flexible, center of gravity
It is almost unchanged, realize self-balancing.Because this person still can easily control manipulator.
As a preferred embodiment, telescopic arm 51 is oriented parallel to be driven relative to what telescopic arm sleeve 61 slided
The direction that connection rod set 52 is slided relative to telescopic arm 51.
As a preferred embodiment, first motor 57 is fixed to telescopic arm 51.
Multiple degrees of freedom operating mechanism 70 includes：Rotary freedom control piece 71, rotates left and right pitch freedom control piece 72
Freedom degree control piece 73 and lifting connector 74.Telescopic arm sleeve 61 is fixed to rotary freedom control piece 71.Rotary freedom
Control piece 71 is equipped with the handle 75 held for user.Rotary freedom control piece 71 is rotatablely connected around first straight line to pitching freedom
Spend control piece 72.Pitch freedom control piece 72 is rotatablely connected around second straight line to left rotation and right rotation freedom degree control piece 73.Left and right
Rotary freedom control piece 73 is rotatablely connected around third straight line to lifting connector 74.First straight line, second straight line and third are straight
Line is mutually perpendicular to.
As a preferred embodiment, mechanical arm counterweight 65 be formed with guiding mechanical arm counterweight 65 relative to rotation from
The counterweight sliding slot slided by degree control piece 71.Self-balancing telescoping mechanism 60 further includes：Caging bolt 69.Caging bolt 69 is fixed to
Rotary freedom control piece 71 simultaneously gos deep into counterweight sliding slot.
As a kind of specific embodiment, rotary freedom control piece 71 is equipped with two handles 75.Two handles 75
Positioned at the two sides of rotary freedom control piece 71.
Turn manipulator around first straight line specifically, holding handle 75 and can rotate rotary freedom control piece 71 respectively
Dynamic, rotation pitch freedom control piece 72 rotates telescopic arm 51 around second straight line, and rotation rotates left and right freedom degree control piece 73
Rotate telescopic arm 51 around third straight line.The position of adjustable manipulator in this way keeps manipulator accurate
Clamp pre- target branch.By the rotatable engagement of rotary freedom control piece 71 and pitch freedom control piece 72, machine is controlled
Tool hand turns freedom degree, is flexibly positioned to it, makes it close to branch.Each freedom degree can be controlled by pre-loading screw
Rotational resistance, with certain resistance while making flexibly to control, to prevent because excessively flexible and out of control.
As a preferred embodiment, multiple degrees of freedom operating mechanism 70 includes：Electric pushrod 76.Electric pushrod 76 pushes away
Dynamic lifting 74 elevating movement of connector.
Specifically, electric pushrod 76 pushes the lifting of lifting connector 74 to drive telescopic arm 51 and manipulator to go up and down,
Manipulator is set to reach preset height.
As a preferred embodiment, multiple degrees of freedom operating mechanism 70 further includes：Mechanical arm support 77.Mechanical arm branch
77 guiding lifting 74 elevating movement of connector of seat.
Specifically, mechanical arm support 77 is installed to vehicle seat.It is equipped on vehicle seat for making vehicle seat relative to ground motion
Wheel.The pushing hands that vehicle seat is pushed for user is additionally provided on vehicle seat.Pushing hands is connected to vehicle seat.
As a preferred embodiment, telescopic arm 51 is oriented parallel to rotate relative to what telescopic arm sleeve 61 slided
The pivot center that freedom degree control piece 71 is rotated relative to pitch freedom control piece 72.
As a preferred embodiment, the balancing mechanical arm 200 for being suitable for the picking of woods fruit further includes the first fixed plate
78 and second fixed plate 79.First fixed plate 78 is connected in telescopic arm 51 and plays fixed function to the side plate of 51 two sides of telescopic arm.
Second fixed plate 79 is connected in telescopic arm sleeve 61 and plays fixed function to the side plate of 61 two sides of telescopic arm sleeve.
As a kind of specific embodiment, handle 75 is fixed to one end of telescopic arm sleeve.First motor logical 57 crosses the
One motor cabinet 58 is fixed to telescopic arm 51.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the above embodiments do not limit the invention in any form, all obtained by the way of equivalent substitution or equivalent transformation
Technical solution is fallen within the scope of protection of the present invention.
Claims (10)
1. a kind of manipulator suitable for the picking of woods fruit, which is characterized in that including：Automatic jacking mechanism and adaptive opening-closing locking
Mechanism；The automatic jacking mechanism includes：Rack gear push rod, sleeve, push rod spring；The rack gear push rod is sliding relative to the sleeve
It is dynamic；The push rod spring connects the rack gear push rod and the sleeve；One end of the rack gear push rod is equipped with for holding out against branch
Jacking block；The adaptive opening-closing locking mechanism includes：Left gripper, right gripper, gripper reset spring, upper left connecting rod,
Left connecting rod, left lower link, upper right connecting rod, the right side in connecting rod, bottom right connecting rod, upper left sliding block, left sliding block, lower-left sliding block, upper right
Sliding block and bottom right sliding block in sliding block, the right side；The left gripper and the right gripper are rotatablely connected to the rack gear push rod；It is described
Upper left sliding block, the left sliding block, the lower-left sliding block, the upper right sliding block, sliding block and the bottom right sliding block are sliding in the right side
It is dynamic to be connected to the sleeve；The upper left sliding block, the lower-left sliding block, the upper right sliding block and the bottom right sliding block are relative to institute
State the direction for being oriented parallel to the rack gear push rod and sliding relative to the sleeve of sleeve sliding；The left sliding block and described
The direction that the direction that sliding block is slided relative to the sleeve in the right side is slided perpendicular to the rack gear push rod relative to sleeve；The left side
Upper connecting rod connects the left gripper and the upper left sliding block；The left connecting rod connects the upper left sliding block and the left cunning
Block；The left lower link connects the left sliding block and the lower-left sliding block；The upper right connecting rod connect the right gripper and
The upper right sliding block；Connecting rod connects sliding block in the upper right sliding block and the right side in the right side；Described in the bottom right connecting rod connection
Sliding block and the bottom right sliding block in the right side；Sliding block is so that institute in the gripper reset spring connection left sliding block and the right side
It is close to each other to state sliding block in left sliding block and the right side；Sliding block is each formed with for locking in the left sliding block and the right side
State the locking teeth of the position of rack gear push rod.
2. the manipulator according to claim 1 suitable for the picking of woods fruit, which is characterized in that
It is described suitable for woods fruit picking manipulator further include：It can be user-operably and control the left gripper and the right machinery
The manual open-and-close mechanism that pawl is opened：The manual open-and-close mechanism includes：Connector and drawstring；The drawstring is connected to the connection
Part；The drawstring, which can be user-operably, drives the connector to move relative to the sleeve.
3. the manipulator according to claim 2 suitable for the picking of woods fruit, which is characterized in that
The manual open-and-close mechanism further includes pulley and steel wire tensioning spring；The pulley rotation is connected to the sleeve；Institute
It states and is fixed with spring limiting part on drawstring；The steel wire tensioning spring connects the spring limiting part and the connector to institute
It states spring limiting part and applies the active force far from the connector；One end of the drawstring is connected to the company around the pulley
Fitting.
4. the manipulator according to claim 3 suitable for the picking of woods fruit, which is characterized in that
One end of the drawstring is fixed to after the steel wire tensioning spring and the connector around the pulley described
Connector.
5. the manipulator according to claim 1 suitable for the picking of woods fruit, which is characterized in that
One end of the jacking block is equipped with rubber block.
6. the manipulator according to claim 1 suitable for the picking of woods fruit, which is characterized in that
The sleeve is formed with the guide groove for being oriented to the rack gear pushrod movement；The push rod spring is located in the guide groove；
The both ends of the push rod spring contact the slot bottom and the rack gear push rod of the guide groove respectively.
7. the manipulator according to claim 6 suitable for the picking of woods fruit, which is characterized in that
The two sides of the rack gear push rod are respectively formed with the cooperating teeth with locking teeth cooperation.
8. the manipulator according to claim 1 suitable for the picking of woods fruit, which is characterized in that
The left gripper is equipped with the left wheel group contacted with branch；The right gripper is equipped with the right idler wheel contacted with branch
Group；The left wheel group and the right roller group can be contacted with branch drives the left gripper and the right gripper rotation.
9. the manipulator according to claim 1 suitable for the picking of woods fruit, which is characterized in that
The upper left connecting rod and the left connecting rod, which rotate coaxially, is connected to the upper left sliding block；The left connecting rod and the left side
Lower link, which rotates coaxially, is connected to the left sliding block；In the upper right connecting rod and the right side connecting rod rotate coaxially be connected to it is described
Upper right sliding block；Connecting rod and the bottom right connecting rod, which rotate coaxially, in the right side is connected to sliding block in the right side.
10. the manipulator according to claim 9 suitable for the picking of woods fruit, which is characterized in that
The adaptive opening-closing locking mechanism includes：Left pin shaft and right pin shaft；The left pin shaft is fixed to the left sliding block；Institute
It states right pin shaft and is fixed to sliding block in the right side；The left lower link and the left connecting rod constitute rotation by the left pin shaft and connect
It connects；Connecting rod constitutes rotation connection by the right pin shaft in the bottom right connecting rod and the right side；The gripper reset spring connects
Connect the left pin shaft and the right pin shaft；The gripper reset spring is tension spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810779114.9A CN108811763B (en) | 2018-07-16 | 2018-07-16 | Manipulator suitable for forest fruit is picked |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810779114.9A CN108811763B (en) | 2018-07-16 | 2018-07-16 | Manipulator suitable for forest fruit is picked |
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| Publication Number | Publication Date |
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| CN108811763A true CN108811763A (en) | 2018-11-16 |
| CN108811763B CN108811763B (en) | 2020-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810779114.9A Active CN108811763B (en) | 2018-07-16 | 2018-07-16 | Manipulator suitable for forest fruit is picked |
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| CN (1) | CN108811763B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109548487A (en) * | 2019-01-17 | 2019-04-02 | 中南林业科技大学 | Nut picking machine and nuts picking method |
| CN109568820A (en) * | 2018-12-07 | 2019-04-05 | 江西理工大学 | A kind of quick opening mechanism of passageway for fire apparatus door and window |
| CN112276988A (en) * | 2020-10-19 | 2021-01-29 | 武汉理工大学 | Pneumatic clamping mechanism of industrial robot for vehicle engineering |
| CN112606030A (en) * | 2020-12-07 | 2021-04-06 | 湖南鸿云钢模科技有限公司 | Exhibition arm adjustable gripper and intelligent robot |
| US20210337733A1 (en) * | 2018-05-22 | 2021-11-04 | Octinion Bvba | Improved method and apparatus for automatically picking a fruit |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110419821A (en) * | 2019-07-25 | 2019-11-08 | 浙江工贸职业技术学院 | One kind can automatic adjustable shoemaking device |
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| CN87200525U (en) * | 1987-01-22 | 1988-05-11 | 朱生荣 | Multiuse domestic heating stove |
| CN207014389U (en) * | 2017-07-18 | 2018-02-16 | 陈国钧 | A kind of clamping limb of tea picking manipulator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN87200525U (en) * | 1987-01-22 | 1988-05-11 | 朱生荣 | Multiuse domestic heating stove |
| CN207014389U (en) * | 2017-07-18 | 2018-02-16 | 陈国钧 | A kind of clamping limb of tea picking manipulator |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20210337733A1 (en) * | 2018-05-22 | 2021-11-04 | Octinion Bvba | Improved method and apparatus for automatically picking a fruit |
| CN109568820A (en) * | 2018-12-07 | 2019-04-05 | 江西理工大学 | A kind of quick opening mechanism of passageway for fire apparatus door and window |
| CN109568820B (en) * | 2018-12-07 | 2020-12-29 | 江西理工大学 | Fire control passageway door and window quick opening mechanism |
| CN109548487A (en) * | 2019-01-17 | 2019-04-02 | 中南林业科技大学 | Nut picking machine and nuts picking method |
| CN109548487B (en) * | 2019-01-17 | 2021-08-10 | 中南林业科技大学 | Nut picking machine and nut picking method |
| CN112276988A (en) * | 2020-10-19 | 2021-01-29 | 武汉理工大学 | Pneumatic clamping mechanism of industrial robot for vehicle engineering |
| CN112606030A (en) * | 2020-12-07 | 2021-04-06 | 湖南鸿云钢模科技有限公司 | Exhibition arm adjustable gripper and intelligent robot |
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|---|---|
| CN108811763B (en) | 2020-06-19 |
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