CN108481319A - A kind of fruits picking mechanical arm of agricultural robot - Google Patents

A kind of fruits picking mechanical arm of agricultural robot Download PDF

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Publication number
CN108481319A
CN108481319A CN201810619126.5A CN201810619126A CN108481319A CN 108481319 A CN108481319 A CN 108481319A CN 201810619126 A CN201810619126 A CN 201810619126A CN 108481319 A CN108481319 A CN 108481319A
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CN
China
Prior art keywords
arm
straight
cutter
hydraulic cylinder
shear platform
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.)
Pending
Application number
CN201810619126.5A
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Chinese (zh)
Inventor
吴倩倩
罗啸
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuhu Yi Xun Productivity Promotion Center LLC
Original Assignee
Wuhu Yi Xun Productivity Promotion Center LLC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Wuhu Yi Xun Productivity Promotion Center LLC filed Critical Wuhu Yi Xun Productivity Promotion Center LLC
Priority to CN201810619126.5A priority Critical patent/CN108481319A/en
Publication of CN108481319A publication Critical patent/CN108481319A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25JMANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
    • B25J9/00Programme-controlled manipulators
    • B25J9/10Programme-controlled manipulators characterised by positioning means for manipulator elements
    • B25J9/14Programme-controlled manipulators characterised by positioning means for manipulator elements fluid
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01DHARVESTING; MOWING
    • A01D46/00Picking of fruits, vegetables, hops, or the like; Devices for shaking trees or shrubs
    • A01D46/30Robotic devices for individually picking crops
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25JMANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
    • B25J11/00Manipulators not otherwise provided for

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  • Engineering & Computer Science (AREA)
  • Robotics (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Working Measures On Existing Buildindgs (AREA)

Abstract

The invention discloses a kind of fruits picking mechanical arms of agricultural robot, including camber beam, straight-arm, picking mechanism, bindiny mechanism is equipped between the camber beam and straight-arm, the camber beam is flexibly connected with straight-arm by bindiny mechanism, the picking mechanism is in be horizontally set on one end of straight-arm, and be fixed by screws with straight-arm;The picking mechanism is made of shear platform, cutter, movable axis, the top of the shear platform is equipped with cutter and movable axis, the fruits picking mechanical arm of this kind of agricultural robot controls angle using camber beam cooperation straight-arm, so that shearing inclination is wider, it avoids not picked because tree branch blocks, practicability is stronger, picking mechanism controls cutter using travel switch simultaneously, it is actively triggered using branch, picking operation can be carried out without installing identification device, reduces the production cost of the fruits picking mechanical arm of this kind of agricultural robot.

Description

A kind of fruits picking mechanical arm of agricultural robot
Technical field
The present invention relates to fruit picking arm technical field, the fruits picking mechanical arm of specially a kind of agricultural robot.
Background technology
China is Production of fruit big country and the largest fruit in the world country of consumption.The rapid development of fruit-growing industry is promoted The market demand of Machinery for orchard, the fruit picking overwhelming majority in China or based on manually picking, picks operation ratio at present More complex, seasonal very strong, if using artificial picking, not only efficiency is low, the amount of labour is big, but also be easy to cause the damage of fruit, Therefore the development of mechanical picking is very necessary.
The fruits picking mechanical arm of existing agricultural robot, which needs that fruit is identified to carry out shearing to it, to be adopted It plucks, therefore production cost is high, simultaneously because accurate control mechanism is more, is easy to cause mechanism to be damaged because tree branch involves It is bad.
So how to design a kind of fruits picking mechanical arm of agricultural robot, becoming us will currently solve the problems, such as.
Invention content
The purpose of the present invention is to provide a kind of fruits picking mechanical arms of agricultural robot, to solve above-mentioned background technology The problem of middle proposition.
To achieve the above object, the present invention provides the following technical solutions:A kind of fruits picking mechanical arm of agricultural robot, Including camber beam, straight-arm and picking mechanism, bindiny mechanism is equipped between the camber beam and straight-arm, the camber beam passes through with straight-arm to be connect Mechanism is flexibly connected, and the picking mechanism is in be horizontally set on one end of straight-arm, and be fixed by screws with straight-arm;It is described Picking mechanism is made of shear platform, cutter and movable axis, and the top of the shear platform is equipped with cutter and movable axis, the work One end of moving axis, which is run through, to be arranged in the end of cutter, and is flexibly connected with cutter, and the other end of the movable axis is perpendicular It is arranged in the top edge position of shear platform, and is welded with shear platform, the cutter is connected with shear platform by movable axis activity It connects, the side of the shear platform is equipped with adapting table, and the adapting table is in be horizontally set on the side wall of shear platform, and weld with shear platform It connects, the top of the adapting table is equipped with second hydraulic cylinder, and the second hydraulic cylinder is vertical setting in the top center of adapting table Position, and be fixed by screws with adapting table, the top of the second hydraulic cylinder is equipped with the second hydraulic stem, second liquid The bottom end insertion of compression bar is arranged in the inside of second hydraulic cylinder, and is flexibly connected with second hydraulic cylinder, the top of the cutter Equipped with torque arm, the torque arm is in be horizontally set on the top edge position of cutter, and welded with cutter, second hydraulic pressure The top of bar is flexibly connected with torque arm, and the top of the shear platform is equipped with travel switch, and the travel switch insertion setting is being cut The top edge position of platform is cut, and is fixed by screws with shear platform;The side of the camber beam is equipped with the second connector, institute It is in be horizontally set on the side wall of camber beam, and weld with camber beam to state the second connector, and the side of the straight-arm is equipped with the first connector, First connector is in be horizontally set on the side wall of straight-arm, and weld with straight-arm, and the side of first connector, which is equipped with, lives Follower link, the active connection are vertical setting in the side wall of the first connector, and are welded with the first connector, described the The side of two connectors is equipped with first hydraulic cylinder, the first hydraulic cylinder be in be horizontally set on the side wall of the second connector, and with Second connector is fixed by screws, and the side of the first hydraulic cylinder is equipped with the first hydraulic stem, first hydraulic stem One end insertion be arranged in the inside of first hydraulic cylinder, and be flexibly connected with first hydraulic cylinder, first hydraulic stem it is another End is flexibly connected with the first connector by active connection.
Further, the bottom end of the cutter is equipped with corrosion-resistant finishes, and the corrosion-resistant finishes passes through with cutter Glue bonds.
Further, the side of the shear platform is equipped with guide rod, and one end and the shear platform of the guide rod weld.
Further, the first hydraulic cylinder and second hydraulic cylinder are micro hydraulic oil cylinder, concrete model RO50* 25*122-7MPa, the bar diameter of the first hydraulic cylinder is 25mm, cylinder diameter 50mm, the bar diameter of the second hydraulic cylinder be 10mm, Cylinder diameter is 20mm.
Further, the bottom of the camber beam is equipped with ring flange, and the ring flange is welded with camber beam.
Further, the bindiny mechanism is made of card slot, fixture block and shaft, and the card slot is in be horizontally set on straight-arm One end, and welded with straight-arm, the fixture block is in be horizontally set on one end of camber beam, and weld with camber beam, and the fixture block insertion is set It sets in the inside of card slot, the shaft runs through the centre position being arranged in card slot and fixture block, and the card slot and fixture block are by turning Axis is flexibly connected.
Compared with prior art, the beneficial effects of the invention are as follows:The fruits picking mechanical arm of this kind of agricultural robot uses Camber beam cooperation straight-arm controls angle so that and shearing inclination is wider, avoids not picked because tree branch blocks, Practicability is stronger, while picking mechanism controls cutter using travel switch, is actively triggered using branch, without installing identification dress Picking operation can be carried out by setting, and reduce the production cost of the fruits picking mechanical arm of this kind of agricultural robot, while also be reduced The blade position of energy loss, cutter is equipped with corrosion-resistant finishes, can improve the durability degree of cutter, fruit juice is avoided to be infected with It is caused to get rusty or be corroded on cutter.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention;
Fig. 2 is the picking mechanism partial structural diagram of the present invention;
Fig. 3 is bindiny mechanism's partial enlarged view of the present invention.
In figure:1- camber beams;2- bindiny mechanisms;2-1- card slots;2-2- fixture blocks;2-3- shafts;3- straight-arms;4- picking mechanisms; 4-1- shear platforms;4-2- movable axis;4-3- torque arm;4-4- cutter;4-5- guide rods;4-6- corrosion-resistant finishes;4-7- strokes are opened It closes;The second hydraulic stems of 4-8-;4-9- second hydraulic cylinders;4-10- adapting tables;The first connectors of 5-;6- active connections;7- first Hydraulic stem;8- first hydraulic cylinders;The second connectors of 9-;10- ring flanges.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the present invention provides a kind of technical solution:A kind of fruits picking mechanical arm of agricultural robot, packet Camber beam 1, straight-arm 3 and picking mechanism 4 are included, bindiny mechanism 2 is equipped between the camber beam 1 and straight-arm 3, the camber beam 1 is logical with straight-arm 3 The flexible connection of bindiny mechanism 2 is crossed, the picking mechanism 4 is in be horizontally set on one end of straight-arm 3, and consolidate by screw with straight-arm 3 Fixed connection;The picking mechanism 4 is made of shear platform 4-1, cutter 4-4 and movable axis 4-2, the top of the shear platform 4-1 One end equipped with cutter 4-4 and movable axis 4-2, the movable axis 4-2 through being arranged in the end of cutter 4-4, and with cut Cutter 4-4 flexible connections, the other end of the movable axis 4-2 are vertical setting in the top edge position of shear platform 4-1, and with Shear platform 4-1 welding, the cutter 4-4 are flexibly connected with shear platform 4-1 by movable axis 4-2, the side of the shear platform 4-1 It is in be horizontally set on the side wall of shear platform 4-1, and weld with shear platform 4-1 that face, which is equipped with adapting table 4-10, the adapting table 4-10, The top of the adapting table 4-10 is vertical setting equipped with second hydraulic cylinder 4-9, the second hydraulic cylinder 4-9 in adapting table 4-10 Top center position, and be fixed by screws with adapting table 4-10, the top of the second hydraulic cylinder 4-9 is equipped with second The bottom end insertion of hydraulic stem 4-8, the second hydraulic stem 4-8 are arranged in the inside of second hydraulic cylinder 4-9, and and second hydraulic cylinder 4-9 is flexibly connected, and it is in be horizontally set on cutter 4-4's that the top of the cutter 4-4, which is equipped with torque arm 4-3, the torque arm 4-3, Top edge position, and welded with cutter 4-4, the top of the second hydraulic stem 4-8 is flexibly connected with torque arm 4-3, described The top of shear platform 4-1 is equipped with travel switch 4-7, and the travel switch 4-7 insertions are arranged in the top edge of shear platform 4-1 position It sets, and is fixed by screws with shear platform 4-1;The side of the camber beam 1 is equipped with the second connector 9, second connection Part 9 is in be horizontally set on the side wall of camber beam 1, and weld with camber beam 1, and the side of the straight-arm 3 is equipped with the first connector 5, described First connector 5 is in be horizontally set on the side wall of straight-arm 3, and weld with straight-arm 3, and the side of first connector 5, which is equipped with, lives Follower link 6, the active connection 6 are vertical setting in the side wall of the first connector 5, and are welded with the first connector 5, institute The side for stating the second connector 9 is equipped with first hydraulic cylinder 8, and the first hydraulic cylinder 8 is in be horizontally set on the side of the second connector 9 Wall, and be fixed by screws with the second connector 9, the side of the first hydraulic cylinder 8 is equipped with the first hydraulic stem 7, described One end insertion of first hydraulic stem 7 is arranged in the inside of first hydraulic cylinder 8, and is flexibly connected with first hydraulic cylinder 8, described first The other end of hydraulic stem 7 is flexibly connected with the first connector 5 by active connection 6.
Further, the bottom end of the cutter 4-4 be equipped with corrosion-resistant finishes 4-6, and the corrosion-resistant finishes 4-6 with cut Cutter 4-4 is bonded by glue, and the corrosion-resistant finishes 4-6 can extend the service life of cutter 4-4.
Further, the one end of the side of the shear platform 4-1 equipped with guide rod 4-5, the guide rod 4-5 and shear platform 4-1 Welding, the guide rod 4-5 can facilitate the position of the capture tree branch of picking mechanism 4.
Further, the first hydraulic cylinder 8 and second hydraulic cylinder 4-9 are micro hydraulic oil cylinder, and concrete model is RO50*25*122-7MPa, the bar diameter of the first hydraulic cylinder 8 is 25mm, cylinder diameter 50mm, the bar of the second hydraulic cylinder 4-9 Diameter is 10mm, cylinder diameter 20mm, and the first hydraulic cylinder 8 can control the angle of straight-arm 3, and the second hydraulic cylinder 4-9 can Control cutter 4-4 liftings.
Further, the bottom of the camber beam 1 is equipped with ring flange 10, and the ring flange 10 is welded with camber beam 1, the flange Camber beam 1 can be connect by disk 10 with picking robot ontology.
Further, the bindiny mechanism 2 is made of card slot 2-1, fixture block 2-2 and shaft 2-3, and the card slot 2-1 is in water Flat to be arranged in one end of straight-arm 3, and welded with straight-arm 3, the fixture block 2-2 is in be horizontally set on one end of camber beam 1, and and camber beam 1 welding, the fixture block 2-2 insertions are arranged in the inside of card slot 2-1, and the shaft 2-3 is through setting in card slot 2-1 and fixture block 2- 2 centre position, and the card slot 2-1 is flexibly connected with fixture block 2-2 by shaft 2-3, the bindiny mechanism 2 can improve curved Flexibility between beam 1 and straight-arm 3.
Operation principle:First, staff fills the fruits picking mechanical arm of this kind of agricultural robot by ring flange 10 It is loaded on picking robot, robot controls the angle of straight-arm 3 by first hydraulic cylinder 8, and picking mechanism 4 is stretched to fruit Branch, when picking mechanism 4 touches branch, branch is imported cutter 4-4 and knife bar by cutter 4-4 cooperation guide rod 4-5 Between 4-5, robot controls the fruits picking mechanical arm of this kind of agricultural robot to extension, and branch is moved to the directions shear platform 4-1 It is dynamic, travel switch 4-7 can be touched in moving process and is triggered, and second hydraulic cylinder 4-9 starts to work and drives the at this time Two hydraulic stem 4-8 decline, and the second hydraulic stem 4-8 can drive torque arm 4-3 to decline during declining, and the other end of torque arm 4-3 with Cutter 4-4 connections, therefore can also drive one end of cutter 4-4 to decline during torque arm 4-3 declines, cutter 4-4 cooperations Shear platform 4-1 shears branch, and realization carries out picking operation to fruit.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace And modification, the scope of the present invention is defined by the appended.

Claims (6)

1. a kind of fruits picking mechanical arm of agricultural robot, including camber beam (1), straight-arm (3) and picking mechanism (4), feature It is:Bindiny mechanism (2) is equipped between the camber beam (1) and straight-arm (3), the camber beam (1) passes through bindiny mechanism with straight-arm (3) (2) it is flexibly connected, the picking mechanism (4) is in be horizontally set on one end of straight-arm (3), and be screwed with straight-arm (3) Connection;The picking mechanism (4) is made of shear platform (4-1), cutter (4-4) and movable axis (4-2), the shear platform (4- 1) top is equipped with cutter (4-4) and movable axis (4-2), and one end of the movable axis (4-2), which is run through, to be arranged in cutter (4- 4) end, and be flexibly connected with cutter (4-4), the other end of the movable axis (4-2) is vertical setting in shear platform (4- 1) top edge position, and welded with shear platform (4-1), the cutter (4-4) pass through movable axis with shear platform (4-1) (4-2) is flexibly connected, and the side of the shear platform (4-1) is equipped with adapting table (4-10), and the adapting table (4-10) sets in level The side wall in shear platform (4-1) is set, and is welded with shear platform (4-1), the top of the adapting table (4-10) is equipped with the second hydraulic pressure Cylinder (4-9), the second hydraulic cylinder (4-9) are vertical setting in the top center position of adapting table (4-10), and and adapting table (4-10) is fixed by screws, and the top of the second hydraulic cylinder (4-9) is equipped with the second hydraulic stem (4-8), and described second The bottom end insertion setting of hydraulic stem (4-8) is flexibly connected in the inside of second hydraulic cylinder (4-9), and with second hydraulic cylinder (4-9), The top of the cutter (4-4) is equipped with torque arm (4-3), and the torque arm (4-3) is in the top for being horizontally set on cutter (4-4) Marginal position, and welded with cutter (4-4), the top of second hydraulic stem (4-8) is flexibly connected with torque arm (4-3), institute The top for stating shear platform (4-1) is equipped with travel switch (4-7), and the travel switch (4-7) is embedded to be arranged in shear platform (4-1) Top edge position, and be fixed by screws with shear platform (4-1);The side of the camber beam (1) is equipped with the second connector (9), second connector (9) is in be horizontally set on the side wall of camber beam (1), and weld with camber beam (1), the straight-arm (3) Side is equipped with the first connector (5), first connector (5) be in be horizontally set on the side walls of straight-arm (3), and with straight-arm (3) Welding, the side of first connector (5) are equipped with active connection (6), and the active connection (6) is vertical setting the The side wall of a connection piece (5), and welded with the first connector (5), the side of second connector (9) is equipped with first hydraulic cylinder (8), the first hydraulic cylinder (8) is in be horizontally set on the side wall of the second connector (9), and pass through spiral shell with the second connector (9) Silk is fixedly connected, and the side of the first hydraulic cylinder (8) is equipped with the first hydraulic stem (7), and one end of first hydraulic stem (7) is embedding Enter setting be flexibly connected in the inside of first hydraulic cylinder (8), and with first hydraulic cylinder (8), first hydraulic stem (7) it is another End is flexibly connected with the first connector (5) by active connection (6).
2. a kind of fruits picking mechanical arm of agricultural robot according to claim 1, it is characterised in that:The cutter The bottom end of (4-4) is equipped with corrosion-resistant finishes (4-6), and the corrosion-resistant finishes (4-6) and cutter (4-4) are viscous by glue It closes.
3. a kind of fruits picking mechanical arm of agricultural robot according to claim 1, it is characterised in that:The shear platform The side of (4-1) is equipped with guide rod (4-5), and one end and the shear platform (4-1) of the guide rod (4-5) weld.
4. a kind of fruits picking mechanical arm of agricultural robot according to claim 1, it is characterised in that:First liquid Cylinder pressure (8) and second hydraulic cylinder (4-9) are micro hydraulic oil cylinder, concrete model RO50*25*122-7MPa, and described first The bar diameter of hydraulic cylinder (8) is 25mm, cylinder diameter 50mm, and the bar diameter of the second hydraulic cylinder (4-9) is 10mm, cylinder diameter 20mm.
5. a kind of fruits picking mechanical arm of agricultural robot according to claim 1, it is characterised in that:The camber beam (1) bottom is equipped with ring flange (10), and the ring flange (10) is welded with camber beam (1).
6. a kind of fruits picking mechanical arm of agricultural robot according to claim 1, it is characterised in that:The connection machine Structure (2) is made of card slot (2-1), fixture block (2-2) and shaft (2-3), and the card slot (2-1) is in be horizontally set on straight-arm (3) One end, and welded with straight-arm (3), the fixture block (2-2) is in be horizontally set on one end of camber beam (1), and weld with camber beam (1), The embedded setting of the fixture block (2-2) is in the inside of card slot (2-1), and the shaft (2-3) is through setting in card slot (2-1) and fixture block The centre position of (2-2), and the card slot (2-1) is flexibly connected with fixture block (2-2) by shaft (2-3).
CN201810619126.5A 2018-06-15 2018-06-15 A kind of fruits picking mechanical arm of agricultural robot Pending CN108481319A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810619126.5A CN108481319A (en) 2018-06-15 2018-06-15 A kind of fruits picking mechanical arm of agricultural robot

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Application Number Priority Date Filing Date Title
CN201810619126.5A CN108481319A (en) 2018-06-15 2018-06-15 A kind of fruits picking mechanical arm of agricultural robot

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CN108481319A true CN108481319A (en) 2018-09-04

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111604876A (en) * 2020-05-07 2020-09-01 南京航创特种机器人有限公司 Special hydraulic wrist of industrial robot
CN111937593A (en) * 2020-09-11 2020-11-17 广西师范大学 Double-screw-driven automatic mulberry leaf picking machine
CN111937585A (en) * 2020-09-11 2020-11-17 广西师范大学 Mulberry twig stirring and positioning device for automatic mulberry leaf picking machine

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201252748Y (en) * 2008-09-17 2009-06-10 程军 Movable pruning vehicle
CN202335241U (en) * 2011-10-28 2012-07-18 华南农业大学 Mechanical sensing picker
KR101441807B1 (en) * 2013-05-13 2014-09-17 이상규 Apparatus for harvesting fruits
CN206760170U (en) * 2017-05-30 2017-12-19 张家港市华新园艺工程有限公司 A kind of Gao Zhiju

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201252748Y (en) * 2008-09-17 2009-06-10 程军 Movable pruning vehicle
CN202335241U (en) * 2011-10-28 2012-07-18 华南农业大学 Mechanical sensing picker
KR101441807B1 (en) * 2013-05-13 2014-09-17 이상규 Apparatus for harvesting fruits
CN206760170U (en) * 2017-05-30 2017-12-19 张家港市华新园艺工程有限公司 A kind of Gao Zhiju

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111604876A (en) * 2020-05-07 2020-09-01 南京航创特种机器人有限公司 Special hydraulic wrist of industrial robot
CN111937593A (en) * 2020-09-11 2020-11-17 广西师范大学 Double-screw-driven automatic mulberry leaf picking machine
CN111937585A (en) * 2020-09-11 2020-11-17 广西师范大学 Mulberry twig stirring and positioning device for automatic mulberry leaf picking machine

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Application publication date: 20180904