CN109531545A - It is a kind of for lifting the robot of weight - Google Patents

It is a kind of for lifting the robot of weight Download PDF

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Publication number
CN109531545A
CN109531545A CN201811586734.7A CN201811586734A CN109531545A CN 109531545 A CN109531545 A CN 109531545A CN 201811586734 A CN201811586734 A CN 201811586734A CN 109531545 A CN109531545 A CN 109531545A
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CN
China
Prior art keywords
hinged shaft
servo motor
hinged
large arm
robot
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Granted
Application number
CN201811586734.7A
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Chinese (zh)
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CN109531545B (en
Inventor
周艳红
石碧峰
杨兆万
吴珩
郑伟胜
朱明�
胡云海
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Huazhong University of Science and Technology
Ezhou Institute of Industrial Technology Huazhong University of Science and Technology
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Huazhong University of Science and Technology
Ezhou Institute of Industrial Technology Huazhong University of Science and Technology
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Application filed by Huazhong University of Science and Technology, Ezhou Institute of Industrial Technology Huazhong University of Science and Technology filed Critical Huazhong University of Science and Technology
Priority to CN201811586734.7A priority Critical patent/CN109531545B/en
Publication of CN109531545A publication Critical patent/CN109531545A/en
Application granted granted Critical
Publication of CN109531545B publication Critical patent/CN109531545B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25JMANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
    • B25J9/00Programme-controlled manipulators
    • 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
    • B25J9/106Programme-controlled manipulators characterised by positioning means for manipulator elements with articulated links
    • B25J9/1065Programme-controlled manipulators characterised by positioning means for manipulator elements with articulated links with parallelograms

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  • Engineering & Computer Science (AREA)
  • Robotics (AREA)
  • Mechanical Engineering (AREA)
  • Manipulator (AREA)

Abstract

The invention discloses a kind of for lifting the robot of weight, including robot body and fixture, the robot body includes pedestal, rotary support, first servo motor, large arm, wishbone and first connecting rod, crank, second connecting rod, forearm, the second servo motor, the second parallelogram mechanism, third servo motor and fixture mounting base, and they are hinged by some hinged shafts, form three parallelogram mechanisms, end effector, installs fixture on end effector are installed in fixture mounting base.The present invention drives rotary support rotation, the position of adjustable fixture by first servo motor;The cooperation for driving large arm to fluctuate and pass through parallelogram mechanism by the second servo motor, fixture can be driven to shift on a large scale, and the cooperation for driving crank to fluctuate and pass through parallelogram mechanism by third servo motor, the fine tuning of chucking position may be implemented, so that fixture smoothly moves always, without worrying that weight can turn on one's side.

Description

It is a kind of for lifting the robot of weight
Technical field
The invention belongs to logistics goods handling technique fields, more particularly, to a kind of for lifting the robot of weight.
Background technique
Currently, modern logistics handling art, handling facilities are in the form of a single, and the efficiency of loading and unloading and automatization level are lower.Work Robot is often used on industry production line, and instead of manpower, by workpiece handling, simultaneously proper alignment can increase substantially production on goods plate Efficiency guarantees stability, reduces labor intensity, can prevent serious accident.Four traditional axis stacking industrial robots due to Brachium is limited, carries the limitation of limited and large arm slewing area, be unable to complete to the large-size box for highly having very big requirement or The lifting operation of cylindrical body;And with six axis or more than robot, not only higher cost, and end can bearing capacity it is lower, There are security risks.Under the premise of safety, economic, practical, reliable, previous robot is difficult to meet in logistics handling and loading The carrying requirement of field large-size box or cylindrical body.Mainly installs fixture uses robot palletizer at wrist end flange at present The motion mode of lifting heavy is grabbed to realize the palletizing operation of weight.Especially have to object promotion in logistics carrying certain The occasion of requirement for height is not suitable for carrying out stacking or handling to cargo using the mode of robot palletizer.
Summary of the invention
Aiming at the above defects or improvement requirements of the prior art, the present invention provides a kind of for lifting the machine of weight People can be realized and load and unload and grab in logistics with heavily loaded jacking capacity, the cabinet that can lift big size or cylindrical body, completion Lift the operation of cabinet or cylindrical body to specified altitude assignment.
To achieve the above object, according to one aspect of the present invention, provide it is a kind of for lifting the robot of weight, It is characterized in that, including robot body and fixture, the robot body includes pedestal, rotary support, first servo motor, big Arm, wishbone and first connecting rod, crank, second connecting rod, forearm, the second servo motor, the second parallelogram mechanism, third are watched Take motor and fixture mounting base, wherein
The rotary support and first servo motor are separately mounted on the pedestal, and the first servo motor with The rotary support connection, for driving the rotary support to rotate around vertical axis;
One end of the large arm is hinged on the rotary support by the first hinged shaft, and the other end of the large arm passes through the Two hinged shafts are connect with the wishbone, and the wishbone includes integrally formed first segment and second segment, the opening court of the wishbone To the large arm and second segment is in the top of first segment, and second hinged shaft is set to the combination of the first segment and second segment Place, the first segment pass through one end of third stud connection first connecting rod far from one end of the second hinged shaft, the first connecting rod The other end is hinged on rotary support by the 4th hinged shaft, and the first hinged shaft~the 4th hinged shaft is arranged in four of a parallelogram On vertex, to make large arm, the first segment of wishbone and first connecting rod that the first parallelogram mechanism be collectively formed;
Second servo motor is connect with large arm, to drive large arm to rotate around the axis of the first hinged shaft;
One end of the crank is hinged on the rotary support by the 5th hinged shaft, and the other end of the crank passes through the One end of the hinged second connecting rod of six hinged shafts, the other end of the second connecting rod pass through the hinged forearm of the 7th hinged shaft, institute It states forearm to be hinged in the large arm by second hinged shaft, and the forearm includes integrally formed third section and the 4th Section, second hinged shaft are located at the third section and the 4th section of junction, the 5th hinged shaft, the 6th hinged shaft, the 7th hinged shaft and the Two hinged shafts are arranged on four vertex of a parallelogram, to make the crank, second connecting rod, the third section of forearm and big Arm collectively forms the second parallelogram mechanism;
The third servo motor is connect with crank, with drive crank around the 5th hinged shaft axis rotation;
The first segment of the wishbone passes through the 8th hinged shaft hingedly third connecting rod far from one end of the second hinged shaft, described By the 9th hinged shaft, hingedly the fixture mounting base, the fixture mounting base pass through the tenth hinged shaft hingedly forearm to third connecting rod The 4th section of one end far from the second hinged shaft, it is flat that the 8th hinged shaft, the 9th hinged shaft, the tenth hinged shaft and the second hinged shaft are arranged in one On four vertex of row quadrangle, to make the 4th of the second segment of the wishbone, third connecting rod, fixture mounting base and forearm Section collectively forms third parallelogram mechanism, end effector, the end effector are installed in the fixture mounting base The upper installation fixture;
First hinged shaft~the tenth hinged shaft is horizontally disposed, and is parallel to each other.
Preferably, the first servo motor is connect by worm gear mechanism with the rotary support.
Preferably, second servo motor is connect by retarder with large arm.
Preferably, the third servo motor is connect by retarder with crank
Preferably, it is provided in the large arm for cooperating the large arm of limitation large arm rotational travel to limit with the rotary support Position block.
Preferably, it is provided on the forearm for cooperating the forearm of limitation forearm rotational travel to limit with the large arm Block.
Preferably, the fixture includes clamp bottom board, guide rail, servo motor, ball screw framework and two clamping plates, described Clamp bottom board is mounted in the fixture mounting base, and the guide rail, servo motor and ball screw framework are separately mounted to described On clamp bottom board, the servo motor is connect with the lead screw of the ball-screw machine, for driving the ball-screw machine Ball nut is mobile, and the ball nut is mounted on sliding block, and sliding block is mounted on the guide rail, the ball screw framework Lead screw is two-way lead screw, which is divided into opposite two sections of thread rotary orientation, and each section is separately connected a clamping plate.
Preferably, equalizing and buffering cylinder is additionally provided between second hinged shaft and the 4th hinged shaft.
Preferably, multiple idler wheels for being used to accept material are provided on the clamp bottom board, and these idler wheels are located at two Between clamping plate described in block.
Preferably, end servo motor is installed, the end servo motor is subtracted by end in the fixture mounting base Fast device connects the end effector, for driving the end effector to rotate around vertical line.
In general, through the invention it is contemplated above technical scheme is compared with the prior art, can obtain down and show Beneficial effect:
1) present invention drives rotary support rotation, the position of adjustable fixture by first servo motor;Pass through second Servo motor drives large arm to fluctuate and by the cooperation of the first parallelogram mechanism, third parallelogram mechanism, can To drive fixture to shift on a large scale, and fluctuated and by third servo motor drive crank by the second parallelogram machine The cooperation of structure, third parallelogram mechanism may be implemented the fine tuning of chucking position, and pass through the first parallelogram machine The cooperation of structure, the second parallelogram mechanism and third parallelogram mechanism can make fixture smoothly move always, no It can be turned on one's side with worry weight.
2) robot for lifting weight upwards of the invention is in wrist joint installs fixture, and clamp movement mode is using upward Lift, distinguish the motion mode that traditional stacker robot fixture uses hand to grab, can effectively with high aerial matched boom machine Tool hand work compound, while it is possible to prevente effectively from when two manipulators docking interfere, two manipulator mutual cooperation operations, The automatization level for substantially increasing handling goods improves the efficiency of cargo handling.The robot for lifting weight upwards is adopted New mechanism adaptability and flexibility are stronger, are applicable to the occasion of a wide range of distance with height change.
Detailed description of the invention
Fig. 1 is the schematic three dimensional views of robot body in the present invention;
Fig. 2 is main view of the invention;
Fig. 3 is the rearview of robot body in the present invention;
Fig. 4 is the schematic three dimensional views of pedestal in the present invention;
Fig. 5 is the schematic diagram of internal structure of pedestal in the present invention;
Fig. 6 is the schematic illustration of parallelogram mechanism in the present invention;
Fig. 7 is the schematic three dimensional views of fixture in the present invention;
Fig. 8 is the schematic diagram of robot and supporting machinery hand work compound in the present invention;
Fig. 9 is schematic three dimensional views of the invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and It is not used in the restriction present invention.As long as in addition, technical characteristic involved in the various embodiments of the present invention described below Not constituting a conflict with each other can be combined with each other.
It is a kind of for lifting the robot of weight, including robot body and fixture 11, the machine as shown in FIG. 1 to FIG. 8 Device human body includes pedestal 1, rotary support 2, first servo motor 18, large arm 3, wishbone 10 and first connecting rod 6, crank 8, Two connecting rods 7, forearm 4, the second servo motor 14, the second parallelogram mechanism, third servo motor 12 and fixture mounting base 5, Wherein,
The rotary support 2 and first servo motor 18 are separately mounted on the pedestal 1, and first servo electricity Machine 18 is connect with the rotary support 2, for driving the rotary support 2 to rotate around vertical axis;
One end of the large arm 3 is hinged on the rotary support 2 by the first hinged shaft 101, the other end of the large arm 3 It is connect by the second hinged shaft 102 with the wishbone 10, the wishbone 10 includes integrally formed first segment and second segment, described The opening of wishbone 10 is towards the large arm 3 and second segment is in the top of first segment, and second hinged shaft 102 is set to described The junction of first segment and second segment, the one end of the first segment far from the second hinged shaft 102 pass through the connection of third hinged shaft 103 first The other end of one end of connecting rod 6, the first connecting rod 6 is hinged on rotary support 2 by the 4th hinged shaft 104, the first hinged shaft 101 ~the four hinged shaft 104 is arranged on four vertex of a parallelogram, to make large arm 3, the first segment of wishbone 10 and first The first parallelogram mechanism is collectively formed in connecting rod 6, such as the parallelogram ADCB in Fig. 6;
Second servo motor 14 is connect with large arm 3, to drive large arm 3 to rotate around the axis of the first hinged shaft 101;
One end of the crank 8 is hinged on the rotary support 2 by the 5th hinged shaft 105, the other end of the crank 8 By one end of the hinged second connecting rod 7 of the 6th hinged shaft 106, the other end of the second connecting rod 7 is cut with scissors by the 7th hinged shaft 107 The forearm 4 is connect, the forearm 4 is hinged in the large arm 3 by second hinged shaft 102, and the forearm 4 includes one Body formed third section and the 4th section, second hinged shaft 102 is located at the third section and the 4th section of junction, the 5th hinged shaft 105, the 6th hinged shaft 106, the 7th hinged shaft 107 and the second hinged shaft 102 are arranged on four vertex of a parallelogram, to make The crank 8, second connecting rod 7, the third section of forearm 4 and large arm 3 collectively form the second parallelogram mechanism, in Fig. 6 Parallelogram ADIH;
The third servo motor 12 is connect with crank 8, with drive crank 8 around the 5th hinged shaft 105 axis rotation;
The one end of the first segment of the wishbone 10 far from the second hinged shaft 102 is connected by the hinged third of the 8th hinged shaft 108 Bar 9, the third connecting rod 9 pass through the tenth hinge by the hinged fixture mounting base 5 of the 9th hinged shaft 109, the fixture mounting base 5 The 4th section of one end far from the second hinged shaft 102 of the hinged forearm 4 of axis 110, the 8th hinged shaft 108, the 9th hinged shaft 109, Tenth hinged shaft 110 and the second hinged shaft 102 are arranged on four vertex of a parallelogram, to make the of the wishbone 10 Two sections, third connecting rod 9, the 4th section of fixture mounting base 5 and forearm 4 collectively form third parallelogram mechanism, in Fig. 6 Parallelogram DGFE;
Referring to Fig. 6, corresponding first hinged shaft 101 of A point and 105 position of the 5th hinged shaft, corresponding 4th hinged shaft, 104 institute of B point In position, C point corresponds to 103 position of third hinged shaft, corresponding second hinged shaft, 102 position of D point, corresponding tenth hinged shaft of E point 110 positions, corresponding 9th hinged shaft, 109 position of F point, corresponding 8th hinged shaft, 108 position of G point, H point the corresponding 6th 106 position of hinged shaft, corresponding 7th hinged shaft, 107 position of I point.
End effector 19 is installed in the fixture mounting base 5, the fixture 11 is installed on the end effector 19;
The 101~the tenth hinged shaft 110 of first hinged shaft is horizontally disposed, and is parallel to each other.
When second servo motor 14 driving large arm 3 of the invention fluctuates, large arm 3 will drive the movement of the second hinged shaft 102, Then third parallelogram mechanism can move integrally, and each side of third parallelogram mechanism will not rotate, then press from both sides Tool 11 can also be shifted on a large scale under the drive of third parallelogram mechanism;
When third servo motor 12 drives crank 8 to fluctuate, then the shake of crank 8 drives the second parallelogram mechanism Forearm 4 fluctuate, forearm 4 fluctuates and third connecting rod 9 is driven to fluctuate, i.e. parallel four side of third at this time Two sides of shape mechanism can be shaken, but fixture mounting base 5 will not shake, only can integral translation, fixture mounting base 5 can be at this time It drives fixture 11 mobile, is equivalent to third parallelogram mechanism and the movement of fixture 11 is finely adjusted;
The driving of either the second servo motor 14 or third servo motor 12 drive, and fixture 11 can keep moving process In not run-off the straight, therefore the material clamped in fixture 11 in moving process will not run-off the straight, it is relatively more steady in moving process.
In addition, present invention employs three parallelogram mechanisms to lift weight, bearing capacity is high, securely and reliably, this Invention can manipulator work compound matched with other, the use environment of a wide range of distance with height change can be met, can be improved Operating flexibility and efficiency.
Further, the first servo motor 18 is connect by worm gear mechanism with the rotary support 2, in this way can be with Transmit power to held stationary.
Further, second servo motor 14 is connect by retarder with large arm 3, and the third servo motor 12 passes through Retarder is connect with crank 8, so that large arm 3 and fluctuating for crank 8 are easier control angle.
Further, it is provided in the large arm 3 for cooperating the big of limitation 3 rotational travel of large arm with the rotary support 2 Arm limited block 21 is provided on the forearm 4 for cooperating the forearm 4 of limitation 4 rotational travel of forearm to limit with the large arm 3 Block, it is excessive to prevent rotational travel and damage robot.
Further, the fixture 11 includes clamp bottom board 300, guide rail 320, servo motor 350, ball screw framework, cunning Block 390 and two clamping plates 330, the clamp bottom board 300 are mounted in the fixture mounting base 5, the guide rail 320, servo electricity Machine 350 and ball screw framework are separately mounted on the clamp bottom board 300, the servo motor 350 and the ball-screw The lead screw 310 of machine connects, with for driving the ball nut 370 of the ball-screw machine mobile, the ball nut 370 is installed On sliding block 390, sliding block 390 is mounted on the guide rail 320, and the lead screw 310 of the ball screw framework is two-way lead screw, should Two-way lead screw 310 is divided to two sections for thread rotary orientation on the contrary, and each section is separately connected a clamping plate 330, passes through two and presss from both sides Plate 330 relatively or contrarily moves, and can clamp material or unclamp material.
Further, multiple rubber blocks 340 are respectively arranged on every piece of clamping plate 330, are also set up on each rubber block 340 It is fluted, so that fixture 11 adapts to cabinet material, and adapt to cylindrical material.In addition, rubber slab 340 can reduce folder When tight between cabinet and pedestal 1 contact surface friction.
Further, it is provided on the clamp bottom board 300 multiple for accepting the idler wheel 380 of material, and these idler wheels 380 are located between two pieces of clamping plates, in order to which material in moving in fixture 11 and prevents from generating between clamp bottom board 300 Friction.
Further, end servo motor 16 is installed, the end servo motor 16 passes through end in the fixture mounting base 5 End retarder 17 connects the end effector 19, to be used to that the end effector 19 to be driven to rotate around vertical line, so as to To adjust the posture of end effector 19 and fixture 11.
Further, equalizing and buffering cylinder 20 is additionally provided between second hinged shaft 102 and the 4th hinged shaft 104.The balance Cushion dashpot 20 is using hydraulic or pneumatically subtracting thrust balancing device reduces driving moment needed for the robot course of work.
Pedestal 1 of the invention is mountable to chassis vehicle, slide rail workbench, and loads and unloads equipment with other and cooperate, Referring to Fig. 8.
Rotary support 2 of the invention can regard the waist joint of robot, the motor shaft of first servo motor 18 and snail as Bar 200 is connected by flat key, and first servo motor 18 drives worm gear mechanism movement;Worm gear 210 passes through worm-gear output shaft 230 Connection connection rotary support 2, the rotation of worm gear 210 drive worm-gear output shaft 230 to rotate, and realize waist joint at -170 ° of horizontal plane ~170 ° of rotation.Worm-gear output shaft 230 is installed by upper bearing (metal) 270, top chock 220, lower bearing 250 and lower bearing 240 On pedestal 1, worm screw 200 is mounted on pedestal 1 by worm bearing seat 260.
The combination of retarder and the first hinged shaft 101 that second servo motor 14, the second servo motor 14 connect is equivalent to machine The shoulder joint of device people, the retarder of the second servo motor 14 connection are shoulder joint retarder 15, the built-in peace of shoulder joint retarder 15 In shoulder joint accommodation groove flange face on rotary support 2, the output shaft of shoulder joint retarder 15 is connect with large arm 3, and second Swinging up and down for large arm 3 is realized in the rotation of servo motor 14.
Large arm 3 of the invention, forearm 4, V-type frame 10, first connecting rod 6, second connecting rod 7, crank 8, third connecting rod 9 etc. are common Constitute the arm component of robot.
The combination of retarder and the 5th hinged shaft 105 that third servo motor 12, third servo motor 12 connect is equivalent to machine The elbow joint of device people, the retarder that third servo motor 12 connects are elbow joint retarder 13, the built-in peace of elbow joint retarder 13 On elbow joint accommodation groove flange face on rotary support 2, the output shaft of elbow joint retarder 13 is connect with crank 8, third The rotation of servo motor 12 drives the operation of 8 link mechanism of crank, and real forearm 4 is swung up and down.
The present invention forms posture holding mechanism by three four-bar mechanisms, and the posture holding mechanism makes robot When lifting weight upwards, fixture 11 can be moved steadily always and not tilted.Robot is different from traditional robot palletizer Hand grabs the mode of heavy lift, which carries out operation by the way of lifting weight upwards, is conducive to other Matched manipulator work compound, avoids manipulator from interfering, and improves the job space range of manipulator;The robot simultaneously Wording depth improves a lot.Robot structure is simple, high transmission accuracy.Pedestal 1 is mountable in chassis vehicle or moving guide rail On, the occasion that field especially requires hoisting depth is carried in logistics, is had very well with aerial matched manipulator work compound Adaptability and practicability.
As it will be easily appreciated by one skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present invention, not to The limitation present invention, any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should all include Within protection scope of the present invention.

Claims (10)

1. a kind of for lifting the robot of weight, which is characterized in that including robot body and fixture, the robot body It is watched including pedestal, rotary support, first servo motor, large arm, wishbone and first connecting rod, crank, second connecting rod, forearm, second Take motor, the second parallelogram mechanism, third servo motor and fixture mounting base, wherein
The rotary support and first servo motor are separately mounted on the pedestal, and the first servo motor with it is described Rotary support connection, for driving the rotary support to rotate around vertical axis;
One end of the large arm is hinged on the rotary support by the first hinged shaft, and the other end of the large arm passes through the second hinge Axis is connect with the wishbone, and the wishbone includes integrally formed first segment and second segment, and the opening of the wishbone is towards institute It states large arm and second segment is in the top of first segment, second hinged shaft is set to the junction of the first segment and second segment, The one end of the first segment far from the second hinged shaft by one end of third stud connection first connecting rod, the first connecting rod it is another End is hinged on rotary support by the 4th hinged shaft, and the first hinged shaft~the 4th hinged shaft is arranged in four vertex of a parallelogram On, to make large arm, the first segment of wishbone and first connecting rod that the first parallelogram mechanism be collectively formed;
Second servo motor is connect with large arm, to drive large arm to rotate around the axis of the first hinged shaft;
One end of the crank is hinged on the rotary support by the 5th hinged shaft, and the other end of the crank passes through the 6th hinge One end of the hinged second connecting rod of axis, the other end of the second connecting rod are described small by the hinged forearm of the 7th hinged shaft Arm is hinged in the large arm by second hinged shaft, and the forearm includes integrally formed third section and the 4th section, Second hinged shaft is located at the third section and the 4th section of junction, the 5th hinged shaft, the 6th hinged shaft, the 7th hinged shaft and the second hinge Axis is arranged on four vertex of a parallelogram, to keep the crank, second connecting rod, the third section of forearm and large arm total With the second parallelogram mechanism of composition;
The third servo motor is connect with crank, with drive crank around the 5th hinged shaft axis rotation;
The first segment of the wishbone passes through the 8th hinged shaft hingedly third connecting rod, the third far from one end of the second hinged shaft Connecting rod by the hinged fixture mounting base of the 9th hinged shaft, the fixture mounting base by the tenth hinged shaft hingedly the forearm the Four sections of one end far from the second hinged shaft, the 8th hinged shaft, the 9th hinged shaft, the tenth hinged shaft and the second hinged shaft are arranged in one parallel four On four vertex of side shape, to make the 4th section of the second segment of the wishbone, third connecting rod, fixture mounting base and forearm to be total to With third parallelogram mechanism is constituted, end effector is installed in the fixture mounting base, is pacified on the end effector Fill the fixture;
First hinged shaft~the tenth hinged shaft is horizontally disposed, and is parallel to each other.
2. according to claim 1 a kind of for lifting the robot of weight, which is characterized in that the first servo motor It is connect by worm gear mechanism with the rotary support.
3. according to claim 1 a kind of for lifting the robot of weight, which is characterized in that second servo motor It is connect by retarder with large arm.
4. according to claim 1 a kind of for lifting the robot of weight, which is characterized in that the third servo motor It is connect by retarder with crank.
5. according to claim 1 a kind of for lifting the robot of weight, which is characterized in that be provided in the large arm For cooperating the large arm limited block of limitation large arm rotational travel with the rotary support.
6. according to claim 1 a kind of for lifting the robot of weight, which is characterized in that be provided on the forearm For cooperating the forearm limited block of limitation forearm rotational travel with the large arm.
7. according to claim 1 a kind of for lifting the robot of weight, which is characterized in that the fixture includes fixture Bottom plate, guide rail, servo motor, ball screw framework and two clamping plates, the clamp bottom board are mounted in the fixture mounting base, The guide rail, servo motor and ball screw framework are separately mounted on the clamp bottom board, the servo motor and the rolling The lead screw of ballscrew machine connects, with for driving the ball nut of the ball-screw machine mobile, the ball nut is mounted on On sliding block, sliding block is mounted on the guide rail, and the lead screw of the ball screw framework is two-way lead screw, which is divided into spiral shell Oppositely oriented two sections of line, and each section is separately connected a clamping plate.
8. according to claim 1 a kind of for lifting the robot of weight, which is characterized in that second hinged shaft and Equalizing and buffering cylinder is additionally provided between four hinged shafts.
9. according to claim 1 a kind of for lifting the robot of weight, which is characterized in that set on the clamp bottom board Multiple idler wheels for being used to accept material are equipped with, and these idler wheels are located between two pieces of clamping plates.
10. according to claim 1 a kind of for lifting the robot of weight, which is characterized in that the fixture mounting base On end servo motor is installed, the end servo motor connects the end effector by end retarder, to be used for The end effector is driven to rotate around vertical line.
CN201811586734.7A 2018-12-25 2018-12-25 Robot for lifting heavy object Active CN109531545B (en)

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CN110181484A (en) * 2019-06-24 2019-08-30 佛山智异科技开发有限公司 A kind of robot combined in series and parallel
CN111775139A (en) * 2019-04-03 2020-10-16 库卡机器人(广东)有限公司 Robot
CN111940607A (en) * 2020-08-11 2020-11-17 高二军 Automatic precision stamping die
CN112456160A (en) * 2020-11-16 2021-03-09 长春工业大学 Four-degree-of-freedom stacking robot
CN112589512A (en) * 2020-12-16 2021-04-02 南通四点零科技有限公司 Special machine tool self-identification self-detection automatic feeding mechanism for water pump outer barrel
CN114111903A (en) * 2021-11-24 2022-03-01 华中科技大学鄂州工业技术研究院 Visual identification and carrying system and method for parts of production line
CN114161406A (en) * 2021-12-22 2022-03-11 航天科工智能机器人有限责任公司 Electric heavy-load mechanical arm based on closed chain mechanism and control method thereof
WO2022246927A1 (en) * 2021-05-28 2022-12-01 南京蹑波物联网科技有限公司 Balancing system of industrial robot

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