CN107262989B - Lifting motor drive type welding robot - Google Patents
Lifting motor drive type welding robot Download PDFInfo
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- CN107262989B CN107262989B CN201710572052.XA CN201710572052A CN107262989B CN 107262989 B CN107262989 B CN 107262989B CN 201710572052 A CN201710572052 A CN 201710572052A CN 107262989 B CN107262989 B CN 107262989B
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- shaft
- welding robot
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0247—Driving means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0252—Steering means
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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
The invention discloses a lifting motor drive type welding robot, which comprises: a column; the rocker arm comprises a first rod body, a second rod body, a third rod body and a fourth rod body which are arranged in the same vertical plane; the traction device comprises a stay cable, a positioning cylinder, a limiting mechanism and a first locking frame; the carrying platform comprises a connecting column which is vertically arranged, a hanging frame which is horizontally arranged above one side of the connecting column and a workbench which is arranged below the connecting column, wherein a fixed seat is arranged on the workbench, and a welding gun is arranged on the fixed seat; a sleeve and a pulley assembly. The invention can realize the swing in the horizontal direction and the vertical direction through the design of the rocker arm, selectively provides power for the horizontal rotation and the vertical rotation through the design of the lifting motor, realizes the fine adjustment of the height of the workbench through the design of the pulley, can weld a multi-station rack, and has the advantages of high welding efficiency, low manufacturing cost and flexible welding station.
Description
Technical Field
The invention relates to the technical field of welding. More particularly, the present invention relates to a welding robot driven by a lift motor.
background
In the process of machining a frame assembly line, the machined frame is generally required to be welded, and in the welding process, welding mechanical arms are arranged on two sides of the assembly line so as to weld the frame on the assembly line. The welding mechanical arm has two types of mechanical type and hydraulic pressure, and the welding mechanical arm is mostly hydraulic drive at present, because hydraulic drive adopts hydraulic oil as the medium of transmission power, has following problem: the starting performance is poor, leakage is easily caused due to abrasion of internal components, the leaked hydraulic oil pollutes the environment, the hydraulic oil is greatly influenced by temperature, the total efficiency is low, and noise and vibration are generated sometimes. The hydraulic component has high processing precision requirement, strict assembly requirement, difficult manufacture, higher maintenance requirement technology in use and higher difficulty. The mechanical welding mechanical arm realizes welding actions by utilizing a mechanical transmission part, has the advantages of firmness, durability and the like, but the traditional single-degree-of-freedom mechanical welding mechanical arm cannot complete complex actions, and has a very limited application range.
Disclosure of Invention
An object of the present invention is to solve at least the above problems and to provide at least the advantages described later.
Still another object of the present invention is to provide a lift motor driven welding robot, which can swing in a horizontal direction and a vertical direction by a rocker arm design, selectively provide power for horizontal rotation and vertical rotation by a lift motor design, and finely adjust a height of a worktable by a pulley design, can weld a multi-station rack, and has advantages of high welding efficiency, low manufacturing cost, and flexible welding stations.
To achieve these objects and other advantages and in accordance with the purpose of the invention, there is provided a lift motor driven welding robot comprising:
Stand, it is fixed subaerial along vertical direction, one side of stand is equipped with the base, inside subassembly, power unit, the lower subassembly that rotates of being equipped with of base, it includes the axis of rotation of vertical setting and fixed cover and establishes to rotate the subassembly on, it includes the fixed axle of vertical setting and bearing connection to rotate the subassembly down second bevel gear of fixed axle upper end, power unit includes elevator motor, fixed cover and establishes elevator motor's the epaxial third bevel gear of output, elevator motor's afterbody slides along direction of height and sets up in the first spout of base, the height of first spout sets up to: when the lifting motor slides to the highest point, the third bevel gear is meshed with the first bevel gear, and when the lifting motor slides to the lowest point, the third bevel gear is meshed with the second bevel gear;
The rocker arm comprises a first rod body, a second rod body, a third rod body and a fourth rod body which are arranged in the same vertical plane, wherein the first rod body is horizontally arranged, one end of the first rod body is fixedly connected with the upper end of the rotating shaft to drive the first rod body to rotate in the horizontal plane, the second rod body and the third rod body are arranged in parallel, the middle part of the second rod body and one end of the third rod body are respectively hinged to the other end and the middle part of the first rod body, the other ends of the second rod body and the third rod body are respectively hinged to the middle part and one end of the fourth rod body, a quadrangle formed by the second rod body, the third rod body, the first rod body and the fourth rod body is a parallelogram, and the fourth rod body is horizontally arranged;
The traction device comprises a guy cable, a positioning cylinder, a limiting mechanism and a first locking frame, one end of the guy cable is fixed at one end of the second rod body, the positioning cylinder is coaxially and fixedly sleeved in the middle of the inhaul cable, the other end of the inhaul cable penetrates through the limiting mechanism and is bound on the first locking frame, the periphery of the lower part of the positioning cylinder is provided with external threads, the limiting mechanism comprises a shell, an upper supporting frame, a lower supporting frame and a rotating nut, the shell is fixed on the surface of the base, the upper support frame and the lower support frame limit the rotating nut in a horizontal space, the rotating nut is provided with a screw hole along the axial direction, the positioning barrel is provided with an internal thread which can be in threaded connection with an external thread of the positioning barrel, and the periphery of the rotating nut is provided with teeth which can be meshed with the second bevel gear to drive the rotating nut to rotate in the horizontal space;
The connecting column is arranged on the connecting platform in a vertical mode, the hanging frame is horizontally arranged above one side of the connecting column, the workbench is arranged below the connecting column, the other end of the fourth rod body is fixedly connected with the other side of the connecting column, a second sliding groove for enabling the end portion of the workbench to slide up and down is formed in one side of the connecting column along the height direction of the connecting column, a fixed seat is arranged on the workbench, and a welding gun is arranged on the fixed seat;
Sleeve and loose pulley assembly, the sleeve includes the less last barrel of diameter and the great lower barrel of diameter, the upper end setting of going up the barrel is in on the stores pylon, the lower extreme setting of barrel is in down on the workstation, be equipped with second locking frame on the surface of barrel down, loose pulley assembly includes from last first fixed pulley, second fixed pulley, first movable pulley, the second movable pulley that sets gradually under to, and wire rope's one end is fixed on the second fixed pulley, the other end twines in proper order and passes through first movable pulley the second fixed pulley the second movable pulley the first fixed pulley, and wear out go up the barrel, bind on the second locking frame, the lower extreme of second movable pulley is equipped with the hook body that pulls the workstation.
preferably, lift motor drive formula welding robot, the upper strut frame includes first horizontal pole and a plurality of first montant, the lower strut frame includes second horizontal pole and a plurality of second montant, the lower extreme of first montant is spherical terminal surface, swivel nut's up end is equipped with the confession the gliding arc glide slope in upper end of second montant, lower terminal surface are equipped with the confession of the gliding arc glide slope in lower extreme of first montant.
Preferably, the lifting motor driven welding robot has a distance from a hinge point in the middle of the second rod body to one end thereof greater than a distance from the hinge point to the other end thereof.
Preferably, lifting motor drive formula welding robot, still be equipped with guide pulley on the base, it sets up rocking arm place plane, and be located first body of rod top, the part anticlockwise winding that the cable upper end is not equipped with a location section of thick bamboo vertical downwards behind the guide pulley round.
Preferably, the lifting motor-driven welding robot comprises a first locking frame, a second locking frame and a third locking frame, wherein the first locking frame comprises a first rotating disc arranged on the plane where the rocker arm is located and a first rocker arranged on the outer side surface of the first rotating disc, the free end of the pull cable is fixed on the shaft of the first rotating disc, and the pull cable is wound on the shaft of the first rotating disc;
The second locking frame comprises a second rotary table arranged on a vertical plane and a second rocker arranged on the outer side surface of the second rotary table, the free end of the steel wire rope is fixed on the shaft of the second rotary table, and the steel wire rope is wound on the shaft of the second rotary table.
preferably, the lifting motor-driven welding robot has a shaft of the first turntable and a shaft of the second turntable connected to the rotating motor, respectively.
Preferably, lift motor drive formula welding robot, be equipped with the horizontal support on the base the bracket of the first body of rod, be equipped with the gyro wheel on the bracket, the axle of gyro wheel with the first body of rod is parallel.
the invention at least comprises the following beneficial effects:
Firstly, an upper rotating assembly, a power mechanism and a lower rotating assembly are arranged in a base, a lifting motor is matched with the upper rotating assembly when located at the highest point and is matched with the lower rotating assembly when located at the lowest point, a first conical gear drives a rotating shaft to rotate when rotating and simultaneously drives a first rod body to swing in the horizontal direction, a rotating nut is driven to rotate when rotating a second conical gear, the rotating nut and a positioning barrel form a screw rod and screw rod nut pair, the rotating nut is limited in a horizontal space and cannot move up and down, the positioning barrel is lifted under the power of the rotating nut so as to drive a stay cable to lift and realize the lifting of a second rod body, the second rod body is parallel to a third rod body, the length of the second rod body is equal to that of the third rod body, the horizontal arrangement of the fourth rod body is ensured, and the;
Secondly, the pulley assemblies positioned on the same plane form labor-saving pulleys, a worker can control the steel wire rope to lift to realize that the workbench slides up and down in the sliding groove, the steel wire rope is fixed through the second locking frame to realize the positioning of the workbench, and the upper cylinder body lifts in the lower cylinder body to facilitate the protection of the pulley assemblies;
Thirdly, the structure formed by the first cross rod and the first vertical rod and the structure formed by the second cross rod and the second vertical rod ensure that the rotating nut only rotates and does not move up and down; the distance from the hinge point in the middle of the second rod body to one end is greater than the distance from the hinge point to the other end to form a labor-saving lever, so that energy consumption is saved; the arrangement of the guide pulley ensures the vertical state of the inhaul cable, and a stable foundation is formed for the threaded connection of the positioning cylinder and the rotating nut;
Fourthly, the worker winds the inhaul cable or the steel wire rope on a shaft of the first rotating disc or the second rotating disc by rotating the first rocking bar or the second rocking bar, and when the inhaul cable or the steel wire rope needs to be fixed, the first rotating disc or the second rotating disc is fixed at a certain position in a bolt-like mode; the shafts of the first rotating disc and the second rotating disc are fixedly connected with the output shaft of the rotating motor, so that the manual labor is reduced and the labor efficiency is improved in an electric mode; the bracket supports the first rod body, bearing force of the base is shared, and the roller rotates along with horizontal swinging of the first rod body, so that friction resistance is reduced.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of B of FIG. 1 according to the present invention;
FIG. 3 is an enlarged view of A of FIG. 1 according to the present invention.
Detailed Description
the present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The terms "lateral," "longitudinal," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
As shown in fig. 1 to 3, the present invention provides a welding robot driven by a lift motor, including:
stand 1, it is fixed subaerial along vertical direction, one side of stand 1 is equipped with base 11, base 11 is inside to be equipped with and to rotate subassembly, power unit, lower subassembly, it includes the axis of rotation 111 of vertical setting and fixed cover establishes to rotate the subassembly the first bevel gear 112 of axis of rotation 111 lower extreme, it includes fixed axle 113 of vertical setting and bearing connection to rotate the subassembly down and is in second bevel gear 114 of fixed axle 113 upper end, power unit includes elevator motor 115, fixed cover establishes the epaxial third bevel gear 116 of elevator motor 115's output, elevator motor 115's afterbody slides along the direction of height and sets up in the first spout 117 of base 11, the height setting of first spout 117 is: when the lifting motor 115 slides to the highest point, the third bevel gear 116 is engaged with the first bevel gear 112, and when the lifting motor 115 slides to the lowest point, the third bevel gear 116 is engaged with the second bevel gear 114;
The rocker arm comprises a first rod body 21, a second rod body 22, a third rod body 23 and a fourth rod body 24 which are arranged in the same vertical plane, wherein the first rod body 21 is horizontally arranged, one end of the first rod body 21 is fixedly connected with the upper end of the rotating shaft 111, the first rod body 21 is driven to rotate in the horizontal plane, the second rod body 22 and the third rod body 23 are arranged in parallel, the middle part of the second rod body 22 and one end of the third rod body 23 are respectively hinged to the other end and the middle part of the first rod body 21, the other ends of the second rod body 22 and the third rod body 23 are respectively hinged to the middle part and one end of the fourth rod body 24, a quadrangle formed by the second rod body 22, the third rod body 23, the first rod body 21 and the fourth rod body 24 is a parallelogram, and the fourth rod body 24 is horizontally arranged;
traction device, it includes cable 31, a location section of thick bamboo 32, stop gear and first locking frame 34, the one end of cable 31 is fixed the one end of second body of rod 22, the coaxial fixed cover of a location section of thick bamboo 32 is established the middle part of cable 31, the other end of cable 31 passes stop gear binds on first locking frame 34, the lower part periphery of a location section of thick bamboo 32 is equipped with the external screw thread, stop gear includes casing 331, upper support frame 332, lower carriage 333, swivel nut 334, casing 331 fixes the surface of base 11, upper support frame 332, lower carriage 333 will swivel nut 334 restricts at a horizontal space, swivel nut 334 is equipped with the screw along the axial, its be equipped with can with the internal thread of the external screw thread spiro union of a location section of thick bamboo 32, swivel nut 334's periphery be equipped with can with the tooth that second conical gear 114 meshes, driving the swivel nut 334 to rotate within the horizontal space;
The bearing platform comprises a connecting column 41 which is vertically arranged, a hanging rack 42 which is horizontally arranged above one side of the connecting column 41 and a workbench 43 below the connecting column, the other end of the fourth rod 24 is fixedly connected with the other side of the connecting column 41, one side of the connecting column 41 is provided with a second sliding chute 411 along the height direction of the connecting column, the end part of the workbench 43 slides up and down, the workbench 43 is provided with a fixed seat 431, and the fixed seat 431 is provided with a welding gun 432;
The sleeve comprises an upper cylinder body 51 with a small diameter and a lower cylinder body 52 with a large diameter, the upper end of the upper cylinder body 51 is arranged on the hanging frame 42, the lower end of the lower cylinder body 52 is arranged on the workbench 43, a second locking frame 521 is arranged on the outer surface of the lower cylinder body 52, the pulley assembly comprises a first fixed pulley 61, a second fixed pulley 62, a first movable pulley 63 and a second movable pulley 64 which are sequentially arranged from top to bottom, one end of a steel wire rope 65 is fixed on the second fixed pulley 62, the other end of the steel wire rope is sequentially wound through the first movable pulley 63, the second fixed pulley 62, the second movable pulley 64 and the first fixed pulley 61 and penetrates out of the upper cylinder body 51 to be bound on the second locking frame 521, and a hook body for pulling the workbench 43 is arranged at the lower end of the second movable pulley 64.
In the above technical solution, an upper rotating assembly, a power mechanism, and a lower rotating assembly are disposed in the base 11, the lifting motor 115 is matched with the upper rotating assembly when located at the highest point, and is matched with the lower rotating assembly when located at the lowest point, the first bevel gear 112 drives the rotating shaft 111 to rotate when rotating, at the same time, the first rod 21 is driven to swing in the horizontal direction, and when the second bevel gear 114 rotates, the rotating nut 334 is driven to rotate, the rotating nut 334 and the positioning cylinder 32 form a screw rod and screw rod nut pair, the rotating nut 334 is limited in a horizontal space and cannot move up and down, the positioning cylinder 32 is lifted under the power of the rotating nut 334, thereby drive the cable 31 and go up and down, realize the lift of the second body of rod 22, the second body of rod 22 is parallel with the third body of rod 23 and this segment length equals, ensures that fourth rod 24 level sets up, and along with the lift of the second body of rod 22 realizes the lift of fixed plate.
the pulley components on the same plane form a labor-saving pulley, a worker can control the steel wire rope 65 to lift to realize that the workbench 43 slides up and down in the sliding groove, the steel wire rope 65 is fixed through the second locking frame 521 to realize the positioning of the workbench 43, and the upper barrel 51 lifts in the lower barrel 52, so that the pulley components can be protected conveniently.
In another technical scheme, lift motor drive formula welding robot, upper strut frame 332 includes first horizontal pole and a plurality of first montant, lower strut frame 333 includes second horizontal pole and a plurality of second montant, the lower extreme of first montant is spherical terminal surface, swivel nut 334's up end is equipped with the confession gliding arc glide slope in the lower extreme of first montant, the lower terminal surface is equipped with the confession the gliding arc glide slope in the upper end of second montant. The structure formed by the first cross bar, the first vertical bar and the structure formed by the second cross bar, the second vertical bar ensure that the swivel nut 334 only rotates and does not move up and down.
in another technical scheme, lift motor drive formula welding robot, the distance of the pin joint in the middle part of the second body of rod 22 to one end is greater than to the distance of the other end, forms laborsaving lever, practices thrift the energy consumption.
In another technical scheme, the lifting motor driven welding robot is characterized in that a guide pulley 118 is further arranged on the base 11, the guide pulley 118 is arranged on the plane where the rocker arm is located and located above the first rod body 21, and the part, which is not provided with the positioning cylinder 32, of the upper end of the inhaul cable 31 is wound around the guide pulley 118 in a counterclockwise manner for one circle and then vertically downwards. The guide pulley 118 ensures the vertical state of the cable 31, and forms a stable foundation for the threaded connection of the positioning cylinder 32 and the rotating nut 334.
In another technical solution, in the welding robot driven by the lifting motor, the first locking frame 34 includes a first turntable disposed on a plane where the rocker arm is located, and a first rocker disposed on an outer side surface of the first turntable, a free end of the cable 31 is fixed on a shaft of the first turntable, and the cable 31 is wound on the shaft of the first turntable;
The second locking frame 521 comprises a second rotary table arranged on a vertical plane and a second rocker arranged on the outer side surface of the second rotary table, the free end of the steel wire rope 65 is fixed on the shaft of the second rotary table, and the steel wire rope 65 is wound on the shaft of the second rotary table.
the staff twines cable 31 or wire rope 65 on the axle of first carousel or second carousel through rotating first rocker or second rocker, when needs fixed cable 31 or wire rope 65, fixes first carousel or second carousel at a certain position through the mode of similar bolt.
In another technical scheme, the lifting motor driven welding robot has the shaft of the first turntable and the shaft of the second turntable respectively connected with a rotating motor. The shafts of the first rotary table and the second rotary table are fixedly connected with the output shaft of the rotating motor, so that the manpower labor is reduced and the labor efficiency is improved in an electric power mode.
In another technical scheme, lift motor drive formula welding robot, be equipped with the horizontal support on the base 11 the bracket 119 of first body of rod 21, be equipped with the gyro wheel on the bracket 119, the axle of gyro wheel with first body of rod 21 is parallel. The bracket 119 supports the first rod 21 to share the bearing force of the base 11, and the roller rotates along with the horizontal swing of the first rod 21 to reduce the friction resistance.
The number of apparatuses and the scale of the process described herein are intended to simplify the description of the present invention. Applications, modifications and variations of the present invention will be apparent to those skilled in the art.
while embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (7)
1. the utility model provides a lift motor drive formula welding robot which characterized in that includes:
Stand, it is fixed subaerial along vertical direction, one side of stand is equipped with the base, inside subassembly, power unit, the lower subassembly that rotates of being equipped with of base, it includes the axis of rotation of vertical setting and fixed cover and establishes to rotate the subassembly on, it includes the fixed axle of vertical setting and bearing connection to rotate the subassembly down second bevel gear of fixed axle upper end, power unit includes elevator motor, fixed cover and establishes elevator motor's the epaxial third bevel gear of output, elevator motor's afterbody slides along direction of height and sets up in the first spout of base, the height of first spout sets up to: when the lifting motor slides to the highest point, the third bevel gear is meshed with the first bevel gear, and when the lifting motor slides to the lowest point, the third bevel gear is meshed with the second bevel gear;
the rocker arm comprises a first rod body, a second rod body, a third rod body and a fourth rod body which are arranged in the same vertical plane, wherein the first rod body is horizontally arranged, one end of the first rod body is fixedly connected with the upper end of the rotating shaft, the rotating shaft drives the first rod body to rotate in the horizontal plane, the second rod body and the third rod body are arranged in parallel, the middle of the second rod body is hinged to the other end of the first rod body, one end of the third rod body is hinged to the middle of the first rod body, one end of the second rod body is hinged to the middle of the fourth rod body, the other end of the third rod body is hinged to one end of the fourth rod body, a quadrangle formed by the second rod body, the third rod body, the first rod body and the fourth rod body is a parallelogram, and the fourth rod body is horizontally arranged;
the traction device comprises a guy cable, a positioning cylinder, a limiting mechanism and a first locking frame, one end of the guy cable is fixed at the other end of the second rod body, the positioning cylinder is coaxially and fixedly sleeved in the middle of the inhaul cable, the other end of the inhaul cable passes through the limiting mechanism, the inhaul cable is bound on the first locking frame, the periphery of the lower part of the positioning cylinder is provided with external threads, the limiting mechanism comprises a shell, an upper supporting frame, a lower supporting frame and a rotating nut, the shell is fixed on the surface of the base, the upper support frame and the lower support frame limit the rotating nut in a horizontal space, the rotating nut is provided with a screw hole along the axial direction, the positioning barrel is provided with an internal thread which can be in threaded connection with the external thread of the positioning barrel, the periphery of the rotating nut is provided with teeth which can be meshed with the second bevel gear, and the second bevel gear drives the rotating nut to rotate in the horizontal space;
The connecting column is arranged on the connecting platform in a vertical mode, the hanging frame is horizontally arranged above one side of the connecting column, the workbench is horizontally arranged below one side of the connecting column, the other end of the fourth rod body is fixedly connected with the other side of the connecting column, a second sliding groove for enabling the end portion of the workbench to slide up and down is formed in one side of the connecting column along the height direction of the connecting column, a fixed seat is arranged on the workbench, and a welding gun is arranged on the fixed seat;
Sleeve and loose pulley assembly, the sleeve includes the less last barrel of diameter and the great lower barrel of diameter, the upper end setting of going up the barrel is in on the stores pylon, the lower extreme setting of barrel is in down on the workstation, be equipped with second locking frame on the surface of barrel down, loose pulley assembly includes from last first fixed pulley, second fixed pulley, first movable pulley, the second movable pulley that sets gradually under to, and wire rope's one end is fixed on the second fixed pulley, the other end twines in proper order and passes through first movable pulley the second fixed pulley the second movable pulley the first fixed pulley, and wear out go up the barrel, bind on the second locking frame, the lower extreme of second movable pulley is equipped with the hook body that pulls the workstation.
2. The lifting motor driven welding robot as claimed in claim 1, wherein the upper support frame comprises a first cross bar and a plurality of first vertical bars, the lower support frame comprises a second cross bar and a plurality of second vertical bars, the lower end of the first vertical bar is a spherical end surface, the upper end surface of the swivel nut is provided with an arc-shaped upper slideway for the lower end of the first vertical bar to slide, and the lower end surface of the swivel nut is provided with an arc-shaped lower slideway for the upper end of the second vertical bar to slide.
3. The lift motor driven welding robot of claim 1, wherein a distance from a hinge point in the middle of the second rod body to one end is greater than a distance to the other end.
4. The lifting motor-driven welding robot as claimed in claim 1, wherein a guide pulley is further disposed on the base, the guide pulley is disposed on a plane of the swing arm and above the first rod, and a portion of the upper end of the pull cable, which is not provided with the positioning cylinder, is wound around the guide pulley in a counterclockwise direction for a turn and then vertically downward.
5. the lift motor driven welding robot of claim 1, wherein the first locking rack comprises a first turntable disposed on a plane of the swing arm, a first rocker disposed on an outer side of the first turntable, a free end of the cable is fixed to a shaft of the first turntable, and the cable is wound around the shaft of the first turntable;
the second locking frame comprises a second rotary table arranged on a vertical plane and a second rocker arranged on the outer side surface of the second rotary table, the free end of the steel wire rope is fixed on the shaft of the second rotary table, and the steel wire rope is wound on the shaft of the second rotary table.
6. The lift motor driven welding robot of claim 5, wherein the shaft of the first turntable and the shaft of the second turntable are connected to a rotating motor, respectively.
7. The lift motor driven welding robot of claim 1, wherein a bracket for horizontally supporting the first shaft is provided on the base, and a roller is provided on the bracket, and an axis of the roller is parallel to the first shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710572052.XA CN107262989B (en) | 2017-07-13 | 2017-07-13 | Lifting motor drive type welding robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710572052.XA CN107262989B (en) | 2017-07-13 | 2017-07-13 | Lifting motor drive type welding robot |
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| Publication Number | Publication Date |
|---|---|
| CN107262989A CN107262989A (en) | 2017-10-20 |
| CN107262989B true CN107262989B (en) | 2019-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710572052.XA Active CN107262989B (en) | 2017-07-13 | 2017-07-13 | Lifting motor drive type welding robot |
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| CN112499492A (en) * | 2020-12-21 | 2021-03-16 | 中铁宝桥（南京）有限公司 | Portable hydraulic rocker arm type glue joint insulating clamp plate mounting tool |
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| JP6586162B2 (en) * | 2015-05-15 | 2019-10-02 | 株式会社Ｆｕｊｉ | Arm robot |
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|---|---|---|---|---|
| CN2295556Y (en) * | 1997-02-25 | 1998-10-28 | 蒙小群 | Automatic welder for curve lines |
| CN103266751A (en) * | 2013-05-30 | 2013-08-28 | 昆山华恒工程技术中心有限公司 | Robot |
| CN203610863U (en) * | 2013-12-04 | 2014-05-28 | 山东孚高能源科技有限公司 | Welding robot |
| CN104325241A (en) * | 2014-10-29 | 2015-02-04 | 江阴市巨匠文化创意发展有限公司 | Rocker arm welding machine |
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| CN107262989A (en) | 2017-10-20 |
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