CN210103293U - Bundled section bar grabbing arm and grabbing production line using same - Google Patents
Bundled section bar grabbing arm and grabbing production line using same Download PDFInfo
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- CN210103293U CN210103293U CN201920664552.0U CN201920664552U CN210103293U CN 210103293 U CN210103293 U CN 210103293U CN 201920664552 U CN201920664552 U CN 201920664552U CN 210103293 U CN210103293 U CN 210103293U
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Abstract
The utility model relates to a bundled section bar grabbing arm, which comprises a frame, wherein a claw arm lifting motor and a lifting lead screw are arranged on the frame, and a lifting platform is arranged at the lower end of the lifting lead screw; the lifting platform and the frame are provided with claw arm opening and closing motors, a first group of claw arm assemblies and a first group of gear rack pairs are used for grabbing bundled profiles, the claw arm opening and closing motors are fixed on the lifting platform, the lifting platform drives the first group of claw arm assemblies to lift simultaneously, the first group of gear rack pairs are arranged on the front sides of the claw arm opening and closing motors and are located in the frame, front inner connecting seats are arranged on the inner side faces of front side frames, the claw arm opening and closing motors drive gears of the first group of gear rack pairs to rotate, and the racks of the first group of gear rack pairs drive the front inner connecting seats to lift up and down, so that the first group of claw arm assemblies are driven to open and close to grab the bundled profiles. The utility model discloses still openly use this snatch production line that snatchs arm. The utility model discloses snatch and carry the bundle of section bar, not only safe and reliable, production efficiency is high moreover.
Description
Technical Field
The utility model belongs to the technical field of lift by crane equipment, in particular to become bundle of section bar and snatch arm and use this production line that snatchs of snatching arm.
Background
The existing section bars are mostly processed one by one when being machined, and the production efficiency is low. In some processing occasions, the section bars can be completely machined in bundles to improve the processing efficiency, and the processing is not needed to be carried out one by one after the bundles are opened. At this time, the bundled section bars need to be lifted and carried at one time. The existing modes of lifting and carrying bundled sectional materials are mainly manual grabbing, binding, lifting and carrying, the production efficiency is low, and in addition, operators need to stand beside the lifted sectional materials for operation, so that the operation environment is full of danger and insecurity.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a bundle of section bar snatchs the arm and uses this snatchs production line of arm is provided, realizes once only snatching and carrying to bundle of section bar automatically through mechanical device, stops the bodily injury to the operator among the operation process, not only safe and reliable, production efficiency is high moreover.
The utility model is realized in such a way, the utility model provides a bundled section bar grabbing arm, which comprises a frame, wherein a claw arm lifting motor and a lifting screw rod are arranged on the frame, a lifting screw nut is arranged on the lifting screw rod, a lifting platform is arranged at the lower end of the lifting screw rod, and the claw arm lifting motor drives the lifting screw rod to rotate around the lifting screw nut and simultaneously drives the lifting platform to lift up and down; the lifting platform and the frame are provided with claw arm opening and closing motors, a first group of claw arm components for grabbing bundled profiles and a first group of gear-rack pairs for driving the first group of claw arm components to open and close are arranged on the lifting platform, the first group of gear-rack pairs are arranged at the front side of the claw arm opening and closing motors and are positioned in the frame, the frame comprises a front side frame and a rear side frame, a group of front outer connecting seats, front outer linear bearings and front outer guide shafts which are connected with each other are arranged on the outer side surface of the front side frame, the front outer connecting seats are fixed on the front outer linear bearings, are connected with the front outer guide shafts in a sliding manner through the front outer linear bearings and slide up and down along the front outer guide shafts, a group of front inner connecting seats, front inner linear bearings and front inner guide shafts which are connected with each other are arranged on the inner side surface of the front side frame, and the front inner connecting seats are fixed on the front inner linear bearings, through preceding interior linear bearing and preceding interior guiding axle sliding connection and slide from top to bottom along preceding interior guiding axle, preceding outer guiding axle and preceding interior guiding axle are fixed on the frame through corresponding direction axle bed respectively, preceding inner connection seat and the rack fixed connection of first group rack and pinion, the claw arm opens and shuts the gear rotation of the first group rack and pinion of motor drive to inner connection seat oscilaltion before the rack through first group rack and pinion drives, thereby drive first group claw arm subassembly and carry out the action of opening and shutting in order to grab and put into bundle section bar.
Further, the first group of claw arm components comprise a first group of front connecting rod components and a first group of rear connecting rod components, the first group of front connecting rod components and the first group of rear connecting rod components are connected with each other and perform opening and closing actions simultaneously, the first group of front connecting rod components comprise a first group of front connecting rods, a first group of front rotating shafts and a first group of front rotating shafts, the first group of front rotating shafts are arranged on the front outer connecting seats, one ends of the first group of front connecting rods and one end of the first group of front connecting rods of the first group of front connecting rod components, the first group of front rotating shafts are arranged on the outer side surface of the front side frame of the frame, one ends of the first group of front connecting rods three, the first group of front connecting rods four, the first group of front connecting rods five and the first group of front connecting rods six are respectively and movably connected to the first group of front rotating shafts six, the upper ends of the first group of front connecting rods one, the first group of front connecting rods three and the first group of front connecting rods seven are respectively and movably connected to the first group of front rotating shafts two, the upper ends of the first group of front connecting rods two, the first group of front connecting rods four and the first group of front connecting rods eight are respectively and movably connected to the first group of front rotating shafts three, one end of the first group of front connecting rods five is movably connected with the middle part of the first group of front connecting rods seven through the first group of front rotating shafts four, and one end of the first group of front connecting rods six is movably connected with; the first group of rear connecting rod assemblies comprise a first group of rear connecting rods I, a first group of rear connecting rods II, a first group of rear connecting rods III, a first group of rear connecting rods IV, a first group of rear connecting rods V, a first group of rear connecting rods VI, a first group of rear connecting rods VII, a first group of rear rotating shaft I, a first group of rear rotating shaft II, a first group of rear rotating shaft III, a first group of rear rotating shaft IV, a first group of rear rotating shaft V and a first group of rear rotating shaft VI, the first group of rear rotating shaft I is arranged on the front inner connecting seat, one ends of the first group of rear connecting rods I and the first group of rear connecting rods II of the first group of rear connecting rod I and the first group of rear connecting rod II are respectively and movably connected to the first group of rear rotating shaft I, the first group of rear rotating shaft VI is arranged on the inner side face of the front side frame of the frame, one ends of the first group of rear connecting rods III, the first group of, the upper ends of the first group of rear connecting rods I, the first group of rear connecting rods III and the first group of rear connecting rods VII are respectively and movably connected to the first group of rear rotating shafts II, the upper ends of the first group of rear connecting rods II, the first group of rear connecting rods IV and the first group of rear connecting rods VIII are respectively and movably connected to the first group of rear rotating shafts III, one end of the first group of rear connecting rods V is movably connected with the middle part of the first group of rear connecting rods VII through the first group of rear rotating shafts IV, and one end of the first group of rear connecting rods VI is movably connected with the middle part of the first group of rear connecting rods VIII through the first group of rear rotating shafts V; the second pivot is coaxial with the second pivot after the first group before the first group, first group preceding pivot three is coaxial with first group after the pivot is triaxial, first group preceding pivot four is coaxial with first group after the pivot is four, first group preceding pivot five is coaxial with first group after the pivot is five.
Furthermore, a second group of claw arm components for grabbing bundled profiles and a second group of gear-rack pairs for driving the second group of claw arm components to open and close are further arranged on the lifting platform and the frame, the second group of claw arm components and the first group of claw arm components simultaneously open and close, the second group of gear-rack pairs are arranged at the rear side of the claw arm opening and closing motor and are also positioned in the frame, a group of rear outer connecting seats, rear outer linear bearings and rear outer guide shafts which are connected with each other are arranged on the outer side surface of the rear side frame, the rear outer connecting seats are fixed on the rear outer linear bearings and are connected with the rear outer guide shafts in a sliding manner through the rear outer linear bearings and slide up and down along the rear outer guide shafts, a group of rear inner connecting seats, rear inner linear bearings and rear inner guide shafts which are connected with each other are arranged on the inner side surface of the rear side frame, and the rear inner connecting seats are fixed on the rear inner linear bearings, through the interior linear bearing in back and the interior guiding axle sliding connection of back and slide from top to bottom along the interior guiding axle in the back, back outer guiding axle and back interior guiding axle are fixed on the frame through corresponding direction axle bed respectively, back in-connection seat and the rack fixed connection of second group rack and pinion, the claw arm motor that opens and shuts also drives the gear rotation of second group rack and pinion simultaneously to through the rack drive back in-connection seat oscilaltion of this group rack and pinion, thereby drive second group claw arm subassembly open and shut the action simultaneously and in order to grab and put into bundle section bar.
Furthermore, the second group of claw arm components comprises a second group of front connecting rod components and a second group of rear connecting rod components, the second group of front connecting rod components and the second group of rear connecting rod components are connected with each other and perform opening and closing actions simultaneously, the second group of front connecting rod components comprise a first second group of front connecting rods, a second group of front connecting rods, a third second group of front connecting rods, a fourth second group of front connecting rods, a fifth second group of front connecting rods, a sixth second group of front connecting rods, a seventh second group of front connecting rods, an eighth second group of front connecting rods, a first second group of front rotating shafts, a third second group of front rotating shafts, a fourth second group of front rotating shafts, a fifth second group of front rotating shafts and a sixth group of front rotating shafts, the first second group of front rotating shafts are arranged on the rear outer connecting seat, one end of the first second group of front connecting rods and one end of the, the second group of front rotating shafts six are arranged on the outer side face of the rear side frame of the frame, one ends of a second group of front connecting rods three, a second group of front connecting rods four, a second group of front connecting rods five and a second group of front connecting rods six are respectively and movably connected to the second group of front rotating shafts six, the upper ends of the second group of front connecting rods one, the second group of front connecting rods three and the second group of front connecting rods seven are respectively and movably connected to the second group of front rotating shafts two, the upper ends of the second group of front connecting rods two, the second group of front connecting rods four and the second group of front connecting rods eight are respectively and movably connected to the second group of front rotating shafts three, one end of the second group of front connecting rods five is movably connected with the middle of the second group of front connecting rods seven through the second group of front rotating shafts four, and one end of the second group of front connecting rods six is movably connected with; the second group of rear connecting rod assemblies comprise a first second group of rear connecting rods, a second group of rear connecting rods, a third second group of rear connecting rods, a fourth second group of rear connecting rods, a fifth second group of rear connecting rods, a sixth second group of rear connecting rods, a seventh second group of rear connecting rods, an eighth second group of rear connecting rods, a first second group of rear rotating shafts, a second group of rear rotating shafts, a third second group of rear rotating shafts, a fourth second group of rear rotating shafts, a fifth second group of rear rotating shafts and a sixth second group of rear rotating shafts, the first second group of rear rotating shafts are arranged on the rear inner connecting seat, one ends of the first second group of rear connecting rods and the second group of rear connecting rods of the second group of rear connecting rod assemblies are respectively and movably connected to the first second group of rear rotating shafts, the sixth second group of rear rotating shafts is arranged on the inner side face of the rear side frame of the frame, one ends of the third second group of the second group of rear connecting rods, the fourth second group, the upper ends of the first group of rear connecting rods, the third group of rear connecting rods and the seventh group of rear connecting rods are respectively and movably connected to the second group of rear rotating shaft II, the upper ends of the second group of rear connecting rods, the fourth group of rear connecting rods and the eighth group of rear connecting rods are respectively and movably connected to the third group of rear rotating shaft, one end of the fifth group of rear connecting rods is movably connected with the middle part of the seventh group of rear connecting rods through the fourth group of rear rotating shaft, and one end of the sixth group of rear connecting rods is movably connected with the middle part of the eighth group of rear connecting rods through the fifth group of rear rotating shaft; the second group front rotating shaft is coaxial with the second group rear rotating shaft, the third group front rotating shaft is coaxial with the third group rear rotating shaft, the fourth group front rotating shaft is coaxial with the fourth group rear rotating shaft, and the fifth group front rotating shaft is coaxial with the fifth group rear rotating shaft.
Furthermore, a stay wire encoder is arranged on the inner side surface of the rear side frame and used for detecting the lifting position of the lifting platform.
Furthermore, when the first group of front connecting rods seventh and eight and the first group of rear connecting rods seventh and eight are in a mutually closed state, the tail ends of the first group of front connecting rods seventh and eight and the tail ends of the second group of front connecting rods seventh and eight and the second group of rear connecting rods seventh and eight are also in a mutually closed state, the tail ends of the second group of front connecting rods seventh and eight and the tail ends of the second group of rear connecting rods seventh and eight are also mutually staggered and overlapped.
The utility model discloses a realize like this, provide a bundle of section bar snatch production line snatch the production line and used as before the bundle of section bar snatch the arm.
Compared with the prior art, the utility model discloses a become bundle of section bar and snatch arm and use this production line of snatching arm to have following innovation point:
(1) the claw arm assembly is of a symmetrical double-claw structure, so that the bearing capacity of the hand is increased, the effective grabbing length is increased, and the stability is enhanced.
(2) The opening and closing of the double claws of the claw arm component are driven by a motor through a gear and a rack, so that the movement of the connecting rod mechanism is driven to realize, and the opening and closing synchronism is ensured.
(3) The positions of the claws at the two sides of the claw arm assembly are staggered by a certain distance, and when the claws are used for grabbing bundled sectional materials, the claws at the two sides are in a crossed state, so that the grabbing reliability is ensured.
Drawings
Fig. 1 is a schematic perspective view of a preferred embodiment of a bundled profile gripping arm according to the present invention;
FIG. 2 is a perspective view of FIG. 1 from another angle;
FIG. 3 is a perspective view of the rear side frame of FIG. 1 in combination with a second set of claw and arm assemblies;
fig. 4 is a perspective view of fig. 3 from another angle.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Please refer to fig. 1 and fig. 2 simultaneously, the preferred embodiment of the bundled profile grabbing arm of the present invention comprises a frame 1, wherein a claw arm lifting motor 2 and a lifting screw rod 3 are arranged on the frame 1, a lifting screw rod nut 4 is arranged on the lifting screw rod 3, and a lifting platform 5 is arranged at the lower end of the lifting screw rod 3. The claw arm lifting motor 2 drives the lifting screw rod 3 to rotate around the lifting screw rod nut 4, and meanwhile, the lifting platform 5 is driven to lift up and down.
A claw arm opening and closing motor 10, a first group of claw arm assemblies 6 for grabbing bundled profiles and a first group of gear-rack pairs 7 for driving the first group of claw arm assemblies 6 to open and close are arranged on the lifting platform 5 and the frame 1. The claw arm opening and closing motor 10 is fixed on the lifting platform 5, and the first group of gear-rack pairs 7 are arranged on the front side of the claw arm opening and closing motor 10 and are positioned in the frame 1.
The frame 1 includes a front side frame 101 and a rear side frame 102. A set of front outer connecting seats 103, front outer linear bearings 104 and front outer guide shafts 105, which are connected to each other, are provided on the outer side surfaces of the front side frames 101. The front outer connecting base 103 is fixed on the front outer linear bearing 104, is connected with the front outer guide shaft 105 in a sliding manner through the front outer linear bearing 104, and slides up and down along the front outer guide shaft 105. A set of front inner connecting seats 106, front inner linear bearings 107 and front inner guide shafts 108 are provided on the inner side surfaces of the front side frames 101, which are connected to each other. The front inner connecting base 106 is fixed to a front inner linear bearing 107, slidably connected to a front inner guide shaft 108 through the front inner linear bearing 107, and vertically slides along the front inner guide shaft 108.
The front outer guide shaft 105 and the front inner guide shaft 108 are respectively fixed on the frame 1 through corresponding guide shaft seats 109 arranged up and down. The front inner connecting seat 106 is fixedly connected with the rack 71 of the first set of rack and pinion gears 7. The claw arm opening and closing motor 10 drives the gear 72 of the first gear-rack pair 7 to rotate, and drives the front inner connecting seat 106 to ascend and descend up and down through the rack 71 of the first gear-rack pair 7, so that the first claw arm assembly 6 is driven to open and close to grab and release bundled sectional materials.
The first set of claw arm assemblies 6 includes a first set of front linkage assemblies 61 and a first set of rear linkage assemblies 62. The first front group link assembly 61 and the first rear group link assembly 62 are connected to each other and perform opening and closing operations at the same time. The first group of front connecting rod assemblies 61 comprises a first group of front connecting rods 611, a first group of front connecting rods 612, a first group of front connecting rods three 613, a first group of front connecting rods four 614, a first group of front connecting rods five 615, a first group of front connecting rods six 616, a first group of front connecting rods seven 617, a first group of front connecting rods eight 618, a first group of front rotating shafts 619, a first group of front rotating shafts two 6110, a first group of front rotating shafts three 6111, a first group of front rotating shafts four 6112, a first group of front rotating shafts five 6113 and a first group of front rotating shafts six 6114. The first group of front rotating shafts 619 are arranged on the front outer connecting seat 103. One ends of the first group of front connecting rods 611 and the second group of front connecting rods 612 of the first group of front connecting rod assemblies 61 are respectively and movably connected to the first group of front rotating shafts 619. The first group of front rotating shafts six 6114 are arranged on the outer side face of the front side frame 101 of the frame 1. One ends of the first front link group three 613, the first front link group four 614, the first front link group five 615 and the first front link group six 616 are respectively and movably connected to the first front rotating shaft six 6114. The upper ends of the first group of front connecting rods 611, the first group of front connecting rods 613 and the first group of front connecting rods seven 617 are movably connected to the first group of front rotating shafts 6110 respectively. The upper ends of the second front connecting rod group 612, the fourth front connecting rod group 614 and the eighth front connecting rod group 618 are movably connected to the third front rotating shaft 6111. One end of the first group of front connecting rods (five 615) is movably connected with the middle part of the first group of front connecting rods (seven 617) through a first group of front rotating shafts (four 6112). One end of the first front link six 616 is movably connected with the middle part of the first front link eight 618 through the first front rotating shaft five 615.
The first set of rear link assemblies 62 includes a first set of rear links 621, a first set of rear links 622, a first set of rear links 623, a first set of rear links 624, a first set of rear links five 625, a first set of rear links six 626, a first set of rear links seven 627, a first set of rear links eight 628, a first set of rear pivots one (not shown), a first set of rear pivots two 6210, a first set of rear pivots three 6211, a first set of rear pivots four 6212, a first set of rear pivots five 6213, and a first set of rear pivots six 6214. The first set of rear rotating shafts is disposed on the front inner connecting base 106. One ends of the first group of rear connecting rods 621 and the second group of rear connecting rods 622 of the first group of rear connecting rod assemblies 62 are respectively and movably connected to the first group of rear rotating shafts, and the first group of rear rotating shafts six 6214 are arranged on the inner side surface of the front side frame 101 of the frame 1. One ends of the first group of rear connecting rods three 623, the first group of rear connecting rods four 624, the first group of rear connecting rods five 625 and the first group of rear connecting rods six 626 are respectively and movably connected to the first group of rear rotating shafts six 6214. The upper ends of the first group of rear connecting rods 621, the first group of rear connecting rods 623 and the first group of rear connecting rods seven 627 are respectively and movably connected to the first group of rear rotating shafts 6210. The upper ends of the second first group of rear connecting rods 622, the fourth first group of rear connecting rods 624 and the eighth first group of rear connecting rods 628 are respectively and movably connected to the third first group of rear rotating shafts 6211. One end of the first group of rear connecting rods five 625 is movably connected with the middle part of the first group of rear connecting rods seven 627 through a first group of rear rotating shafts four 6212. One end of the first set of rear connecting rods six 626 is movably connected with the middle part of the first set of rear connecting rods eight 628 through a first set of rear rotating shafts five 6213.
The first front rotating shaft II 6110 is coaxial with the first rear rotating shaft II 6210, the first front rotating shaft III 6111 is coaxial with the first rear rotating shaft III 6211, the first front rotating shaft IV 6112 is coaxial with the first rear rotating shaft IV 6212, and the first front rotating shaft V6113 is coaxial with the first rear rotating shaft V6213.
When the first group of rear rotating shafts of the first group of rear connecting rod assemblies 62 descend towards the first group of rear rotating shafts six 6214, the first group of front rotating shafts second 6110 and second group of rear rotating shafts second 6210, the first group of front rotating shafts third 6111 and first group of rear rotating shafts third 6211, the first group of front rotating shafts fourth 6112 and first group of rear rotating shafts fourth 6212, the first group of front rotating shafts fifth 6113 and the first group of rear rotating shafts fifth 6213 which are coaxial drive the first group of front rotating shafts first 619 of the first group of front connecting rod assemblies 61 to correspondingly descend towards the first group of front rotating shafts six 6114, and each connecting rod of the first group of claw arm assemblies 6 rotates around the corresponding rotating shaft, so that the first group of front connecting rods seventh 617, the first group of front connecting rods eighth 618, the first group of rear connecting rods seventh 627 and the first group of rear connecting rods eighth 628 of the first group of claw arm assemblies 6 are mutually associated at the same time, and. Conversely, when the first set of rear rotating shafts of the first set of rear connecting rod assemblies 62 ascend to the opposite direction of the first set of rear rotating shafts six 6214, the first set of front rotating shafts three 6111 and the first set of rear rotating shafts three 6211, the first set of front rotating shafts four 6112 and the first set of rear rotating shafts four 6212, the first set of front rotating shafts five 6113 and the first set of rear rotating shafts 6213 which are coaxial drive the first set of front rotating shafts one 619 of the first set of front connecting rod assemblies 61 to ascend to the opposite direction of the first set of front rotating shafts six 6114 correspondingly, and the connecting rods of the first set of claw arm assemblies 6 rotate around the corresponding rotating shafts, so that the first set of front connecting rods seven 617, the first set of front connecting rods eight 618, the first set of rear connecting rods seven 627 and the first set of rear connecting rods eight 628 of the first set of claw arm assemblies 6 are separated from each other at the same time, and the grabbed bundled section is dropped down.
A second group of claw arm components 8 for grabbing bundled profiles and a second group of rack and pinion 9 for driving the second group of claw arm components 8 to open and close are further arranged on the lifting platform 5 and the frame 1. The second set of claw arm assemblies 8 and the first set of claw arm assemblies 6 perform opening and closing actions simultaneously. The second set of rack and pinion 9 is disposed on the rear side of the claw arm opening and closing motor 10 and also located inside the frame 1.
A set of rear outer connecting seats 110, rear outer linear bearings 111 and rear outer guide shafts 112, which are connected to each other, are provided on the outer side surfaces of the rear side frames 102. The rear outer connecting seat 110 is fixed on the rear outer linear bearing 111, slidably connected with the rear outer guide shaft 112 through the rear outer linear bearing 111, and vertically slides along the rear outer guide shaft 112. A set of rear inner connecting seats 113, rear inner linear bearings 114 and rear inner guide shafts 115 are provided on the inner side surfaces of the rear side frames 102, which are connected to each other. The rear inner connecting base 113 is fixed to the rear inner linear bearing 114, slidably connected to the rear inner guide shaft 115 through the rear inner linear bearing 114, and vertically slides along the rear inner guide shaft 115.
The rear outer guide shaft 112 and the rear inner guide shaft 115 are respectively fixed on the frame 1 through corresponding guide shaft seats 109 arranged up and down. The rear inner connecting seat 113 is fixedly connected with the rack 91 of the second set of rack and pinion 9. The claw arm opening and closing motor 10 also drives the gears (not shown in the figure) of the second group of gear-rack pairs 9 to rotate at the same time, and drives the rear inner connecting seat 113 to lift up and down through the racks 91 of the gear-rack pairs, so as to drive the second group of claw arm assemblies 8 to open and close at the same time to grab and place bundled sections.
Referring to fig. 1 to 4, the second set of claw arm assemblies 8 includes a second set of front link assemblies 81 and a second set of rear link assemblies 82. The second front group 81 of connecting rods and the second rear group 82 of connecting rods are connected with each other and perform opening and closing actions at the same time. The second group of front connecting rod assemblies 81 comprise a first second group of front connecting rods 811, a second group of front connecting rods 812, a third second group of front connecting rods 813, a fourth second group of front connecting rods 814, a fifth second group of front connecting rods 815, a sixth second group of front connecting rods 816, a seventh second group of front connecting rods 817, an eighth second group of front connecting rods 818, a first second group of front rotating shafts 819, a second group of front rotating shafts 8110, a third second group of front rotating shafts 8111, a fourth second group of front rotating shafts 8112, a fifth group of front rotating shafts 8113 and a sixth group of front rotating shafts 8114. The second group of first front rotating shafts 819 are arranged on the rear outer connecting seat 110, and one ends of the second group of first front connecting rods 811 and one ends of the second group of second front connecting rods 812 of the second group of front connecting rod assemblies 81 are respectively and movably connected to the second group of first front rotating shafts 819. The second group of front rotating shafts six 8114 are arranged on the outer side surface of the rear side frame 102 of the frame 1, and one ends of the second group of front connecting rods three 813, the second group of front connecting rods four 814, the second group of front connecting rods five 815 and the second group of front connecting rods six 816 are respectively and movably connected to the second group of front rotating shafts six 8114. The upper ends of the first second group front connecting rod 811, the third second group front connecting rod 813 and the seventh second group front connecting rod 817 are movably connected to the second group front rotating shaft 8110 respectively. The upper ends of the second group of front connecting rods 812, the second group of front connecting rods 814 and the second group of front connecting rods eight 818 are respectively and movably connected to the second group of front rotating shafts three 8111. One end of the second group of front connecting rods five 815 is movably connected with the middle part of the second group of front connecting rods seven 817 through a second group of front rotating shafts four 8112. One end of the second front link six 816 is movably connected with the middle part of the second front link eight 818 through a second front rotating shaft five 8113.
The second group of rear connecting rod assemblies 82 comprise a first second group of rear connecting rods 821, a second group of rear connecting rods 822, a third second group of rear connecting rods 823, a fourth second group of rear connecting rods 824, a fifth second group of rear connecting rods 825, a sixth second group of rear connecting rods 826, a seventh second group of rear connecting rods 827, an eighth second group of rear connecting rods 828, a first second group of rear rotating shafts 829, a second group of rear rotating shafts 8210, a second group of rear rotating shafts three 8211, a second group of rear rotating shafts four 8212, a fifth second group of rear rotating shafts 8213 and a sixth second group of rear rotating shafts 8214. The second set of rear rotating shafts 829 is disposed on the rear inner connecting base 113. One ends of the first set of rear links 821 and the second set of rear links 822 of the second set of rear link assemblies 82 are movably connected to the second set of rear rotating shafts 8210 respectively. The second set of rear pivots six 8214 is disposed on the inner side of the rear side frame 102 of the frame 1. One end of the second group of rear connecting rods (823), the second group of rear connecting rods (824), the second group of rear connecting rods (825) and the second group of rear connecting rods (hexa826) are movably connected to the second group of rear rotating shafts (hexa8214) respectively. The upper ends of the second group of first connecting rods 821, the second group of third connecting rods 823 and the second group of seventh connecting rods 827 are movably connected to the second group of second rotating shafts 8210 respectively. The upper ends of the second group of rear connecting rods 822, the second group of rear connecting rods 824 and the second group of rear connecting rods 828 are movably connected to the second group of rear rotating shafts three 8211 respectively. One end of the second group of rear connecting rods five 825 is movably connected with the middle part of the second group of rear connecting rods seven 827 through a second group of rear rotating shafts four 8212. One end of the second group of rear connecting rods six 826 is movably connected with the middle part of the second group of rear connecting rods eight 828 through a second group of rear rotating shafts five 8213.
Two 8110 of pivot behind second group and the second group are coaxial for the second 8110 of pivot before the second group, three 8111 of pivot behind second group and the third 8211 of pivot behind the second group are coaxial, four 8112 of pivot behind second group and the fourth 8212 of pivot behind the second group are coaxial before the second group, five 8113 of pivot behind second group and the fifth 8213 of pivot behind the second group are coaxial.
When the second group rear rotating shaft one 829 of the second group rear connecting rod assembly 82 descends towards the second group rear rotating shaft six 8214 direction, the second group front rotating shaft one 819 of the second group front connecting rod assembly 81 is driven to correspondingly descend towards the second group front rotating shaft six 8114 direction through the second group front rotating shaft two 8110 and the second group rear rotating shaft two 8210 which are coaxial, the second group front rotating shaft three 8111 and the second group rear rotating shaft three 8211, the second group front rotating shaft four 8112 and the second group rear rotating shaft four 8212, the second group front rotating shaft five 8113 and the second group rear rotating shaft five 8213, and each connecting rod of the second group claw arm assembly 8 rotates around the corresponding rotating shaft, so that the second group front connecting rod seven 817 and the second group front connecting rod eight 818, the second group rear connecting rod seven 827 and the second group rear connecting rod eight 828 of the second group claw arm assembly 8 are mutually closed at the same time, and a bundled section bar is grabbed. Conversely, when the second group rear rotating shaft one 829 of the second group rear connecting rod assembly 82 ascends in the direction opposite to the second group rear rotating shaft six 8214, the second group front rotating shaft three 8111 and the second group rear rotating shaft three 8211, the second group front rotating shaft four 8112 and the second group rear rotating shaft four 8212, the second group front rotating shaft five 8113 and the second group rear rotating shaft five 8213, which are coaxial, drive the second group front rotating shaft one 819 of the second group front connecting rod assembly 81 to ascend in the direction opposite to the second group front rotating shaft six 8114 correspondingly, and the respective connecting rods of the second group claw arm assembly 8 rotate around the corresponding rotating shafts, so that the second group front connecting rod seven 817 and the second group front connecting rod eight 818, the second group rear connecting rod seven 827 and the second group rear connecting rod eight 828 of the second group claw arm assembly 8 are separated from each other at the same time, and the captured formed section bar is dropped down.
A pull encoder 11 is provided on the inner side surface of the rear side frame 102 to detect the lifting position of the lifting table 5.
When the first group of front connecting rods seven 617, the first group of front connecting rods eight 618, the first group of rear connecting rods seven 627 and the first group of rear connecting rods eight 628 are in a mutually closed state at the same time, the tail ends of the first group of front connecting rods seven 617, the second group of front connecting rods eight 818, the second group of rear connecting rods seven 827 and the second group of rear connecting rods eight 828 are mutually staggered and overlapped, and when the second group of front connecting rods seven 817, the second group of front connecting rods eight 818, the second group of rear connecting rods seven 827 and the second group of rear connecting rods eight 828 are.
The utility model discloses still disclose a bale of section bar snatch production line use as before on the snatching production line the bale of section bar snatch the arm.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. A bundled section bar grabbing arm comprises a frame and is characterized in that a claw arm lifting motor and a lifting screw rod are arranged on the frame, a lifting screw rod nut is arranged on the lifting screw rod, a lifting platform is arranged at the lower end of the lifting screw rod, and the claw arm lifting motor drives the lifting screw rod to rotate around the lifting screw rod nut and simultaneously drives the lifting platform to lift up and down; the lifting platform and the frame are provided with claw arm opening and closing motors, a first group of claw arm components for grabbing bundled profiles and a first group of gear-rack pairs for driving the first group of claw arm components to open and close are arranged on the lifting platform, the first group of gear-rack pairs are arranged at the front side of the claw arm opening and closing motors and are positioned in the frame, the frame comprises a front side frame and a rear side frame, a group of front outer connecting seats, front outer linear bearings and front outer guide shafts which are connected with each other are arranged on the outer side surface of the front side frame, the front outer connecting seats are fixed on the front outer linear bearings, are connected with the front outer guide shafts in a sliding manner through the front outer linear bearings and slide up and down along the front outer guide shafts, a group of front inner connecting seats, front inner linear bearings and front inner guide shafts which are connected with each other are arranged on the inner side surface of the front side frame, and the front inner connecting seats are fixed on the front inner linear bearings, through preceding interior linear bearing and preceding interior guiding axle sliding connection and slide from top to bottom along preceding interior guiding axle, preceding outer guiding axle and preceding interior guiding axle are fixed on the frame through corresponding direction axle bed respectively, preceding inner connection seat and the rack fixed connection of first group rack and pinion, the claw arm opens and shuts the gear rotation of the first group rack and pinion of motor drive to inner connection seat oscilaltion before the rack through first group rack and pinion drives, thereby drive first group claw arm subassembly and carry out the action of opening and shutting in order to grab and put into bundle section bar.
2. The bale-type section grabbing arm of claim 1, wherein the first group of claw arm assemblies comprises a first group of front connecting rod assemblies and a first group of rear connecting rod assemblies, the first group of front connecting rod assemblies and the first group of rear connecting rod assemblies are connected with each other and perform opening and closing actions simultaneously, the first group of front connecting rod assemblies comprises a first group of front connecting rods I, a first group of front connecting rods II, a first group of front connecting rods III, a first group of front connecting rods IV, a first group of front connecting rods V, a first group of front connecting rods VI, a first group of front connecting rods VIII, a first group of front rotating shafts I, a first group of front rotating shafts II, a first group of front rotating shafts III, a first group of front rotating shafts IV, a first group of front rotating shafts V and a first group of front rotating shafts VI, the first group of front connecting rods I is arranged on the front outer connecting seat, and one ends of the first group of front connecting rods II of the first group of front connecting rod assemblies are respectively movably connected with, the first group of front rotating shafts are arranged on the outer side surface of the front side frame of the frame, one ends of the first group of front connecting rods three, the first group of front connecting rods four, the first group of front connecting rods five and the first group of front connecting rods six are respectively and movably connected to the first group of front rotating shafts six, the upper ends of the first group of front connecting rods one, the first group of front connecting rods three and the first group of front connecting rods seven are respectively and movably connected to the first group of front rotating shafts two, the upper ends of the first group of front connecting rods two, the first group of front connecting rods four and the first group of front connecting rods eight are respectively and movably connected to the first group of front rotating shafts three, one end of the first group of front connecting rods five is movably connected with the middle part of the first group of front connecting rods seven through the first group of front rotating shafts four, and one end of the first group of front connecting rods six is movably connected with; the first group of rear connecting rod assemblies comprise a first group of rear connecting rods I, a first group of rear connecting rods II, a first group of rear connecting rods III, a first group of rear connecting rods IV, a first group of rear connecting rods V, a first group of rear connecting rods VI, a first group of rear connecting rods VII, a first group of rear rotating shaft I, a first group of rear rotating shaft II, a first group of rear rotating shaft III, a first group of rear rotating shaft IV, a first group of rear rotating shaft V and a first group of rear rotating shaft VI, the first group of rear rotating shaft I is arranged on the front inner connecting seat, one ends of the first group of rear connecting rods I and the first group of rear connecting rods II of the first group of rear connecting rod I and the first group of rear connecting rod II are respectively and movably connected to the first group of rear rotating shaft I, the first group of rear rotating shaft VI is arranged on the inner side face of the front side frame of the frame, one ends of the first group of rear connecting rods III, the first group of, the upper ends of the first group of rear connecting rods I, the first group of rear connecting rods III and the first group of rear connecting rods VII are respectively and movably connected to the first group of rear rotating shafts II, the upper ends of the first group of rear connecting rods II, the first group of rear connecting rods IV and the first group of rear connecting rods VIII are respectively and movably connected to the first group of rear rotating shafts III, one end of the first group of rear connecting rods V is movably connected with the middle part of the first group of rear connecting rods VII through the first group of rear rotating shafts IV, and one end of the first group of rear connecting rods VI is movably connected with the middle part of the first group of rear connecting rods VIII through the first group of rear rotating shafts V; the second pivot is coaxial with the second pivot after the first group before the first group, first group preceding pivot three is coaxial with first group after the pivot is triaxial, first group preceding pivot four is coaxial with first group after the pivot is four, first group preceding pivot five is coaxial with first group after the pivot is five.
3. The section bar grabbing arm for the bundle of the above claim 2, wherein a second group of claw arm components for grabbing the bundle of the section bar and a second group of rack and pinion for driving the second group of claw arm components to open and close are further provided on the lifting platform and the frame, the second group of claw arm components and the first group of claw arm components perform opening and closing simultaneously, the second group of rack and pinion is provided at the rear side of the claw arm opening and closing motor and also in the frame, a group of rear outer connecting seat, a rear outer linear bearing and a rear outer guide shaft which are connected with each other are provided on the outer side surface of the rear side frame, the rear outer connecting seat is fixed on the rear outer linear bearing, is connected with the rear outer guide shaft by a rear outer linear bearing and slides up and down along the rear outer guide shaft, a group of rear inner connecting seat, a rear inner linear bearing and a rear inner guide shaft which are connected with each other are provided on the inner side surface of the rear side frame, the rear inner connecting seat is fixed on the rear inner linear bearing, is connected with the rear inner guide shaft in a sliding manner through the rear inner linear bearing and slides up and down along the rear inner guide shaft, the rear outer guide shaft and the rear inner guide shaft are respectively fixed on the frame through corresponding guide shaft seats, the rear inner connecting seat is fixedly connected with the rack of the second group of gear-rack pairs, the claw arm opening and closing motor also drives the gears of the second group of gear-rack pairs to rotate, and the rack of the second group of gear-rack pairs drives the rear inner connecting seat to lift up and down, so that the second group of claw arm assemblies are driven to open and close simultaneously to grab and place bundled sectional materials.
4. The bale-type gripping arm of claim 3, wherein the second set of claw arm assemblies includes a second set of front link assemblies and a second set of rear link assemblies, the second set of front link assemblies and the second set of rear link assemblies are connected to each other and perform opening and closing motions simultaneously, the second set of front link assemblies includes a second set of front link I, a second set of front link II, a second set of front link III, a second set of front link IV, a second set of front link V, a second set of front link VI, a second set of front link VII, a second set of front pivot I, a second set of front pivot II, a second set of front pivot III, a second set of front pivot IV, a second set of front pivot V, and a second set of front pivot VI, the second set of front pivot I is disposed on the rear outer connecting base, and one ends of the second set of front link I and the second set of front link II of the second set of front link II are movably connected to the second set of front pivot I, respectively, the second group of front rotating shafts six are arranged on the outer side face of the rear side frame of the frame, one ends of a second group of front connecting rods three, a second group of front connecting rods four, a second group of front connecting rods five and a second group of front connecting rods six are respectively and movably connected to the second group of front rotating shafts six, the upper ends of the second group of front connecting rods one, the second group of front connecting rods three and the second group of front connecting rods seven are respectively and movably connected to the second group of front rotating shafts two, the upper ends of the second group of front connecting rods two, the second group of front connecting rods four and the second group of front connecting rods eight are respectively and movably connected to the second group of front rotating shafts three, one end of the second group of front connecting rods five is movably connected with the middle of the second group of front connecting rods seven through the second group of front rotating shafts four, and one end of the second group of front connecting rods six is movably connected with; the second group of rear connecting rod assemblies comprise a first second group of rear connecting rods, a second group of rear connecting rods, a third second group of rear connecting rods, a fourth second group of rear connecting rods, a fifth second group of rear connecting rods, a sixth second group of rear connecting rods, a seventh second group of rear connecting rods, an eighth second group of rear connecting rods, a first second group of rear rotating shafts, a second group of rear rotating shafts, a third second group of rear rotating shafts, a fourth second group of rear rotating shafts, a fifth second group of rear rotating shafts and a sixth second group of rear rotating shafts, the first second group of rear rotating shafts are arranged on the rear inner connecting seat, one ends of the first second group of rear connecting rods and the second group of rear connecting rods of the second group of rear connecting rod assemblies are respectively and movably connected to the first second group of rear rotating shafts, the sixth second group of rear rotating shafts is arranged on the inner side face of the rear side frame of the frame, one ends of the third second group of the second group of rear connecting rods, the fourth second group, the upper ends of the first group of rear connecting rods, the third group of rear connecting rods and the seventh group of rear connecting rods are respectively and movably connected to the second group of rear rotating shaft II, the upper ends of the second group of rear connecting rods, the fourth group of rear connecting rods and the eighth group of rear connecting rods are respectively and movably connected to the third group of rear rotating shaft, one end of the fifth group of rear connecting rods is movably connected with the middle part of the seventh group of rear connecting rods through the fourth group of rear rotating shaft, and one end of the sixth group of rear connecting rods is movably connected with the middle part of the eighth group of rear connecting rods through the fifth group of rear rotating shaft; the second group front rotating shaft is coaxial with the second group rear rotating shaft, the third group front rotating shaft is coaxial with the third group rear rotating shaft, the fourth group front rotating shaft is coaxial with the fourth group rear rotating shaft, and the fifth group front rotating shaft is coaxial with the fifth group rear rotating shaft.
5. The bale profile grabber arm as recited in claim 4, wherein a cable encoder is provided on the inner side of said rear side frame for detecting the elevation position of the elevator platform.
6. The bale gripper arm of claim 4, wherein the first set of front links seven and the first set of front links eight, the first set of rear links seven and the first set of rear links eight are simultaneously in a closed position with their ends staggered and stacked, and wherein the second set of front links seven and the second set of front links eight, the second set of rear links seven and the second set of rear links eight are simultaneously in a closed position with their ends staggered and stacked.
7. A bale profile gripping line, characterized in that bale profile gripping arms according to any of claims 1-6 are used in the gripping line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920664552.0U CN210103293U (en) | 2019-05-09 | 2019-05-09 | Bundled section bar grabbing arm and grabbing production line using same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920664552.0U CN210103293U (en) | 2019-05-09 | 2019-05-09 | Bundled section bar grabbing arm and grabbing production line using same |
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| Publication Number | Publication Date |
|---|---|
| CN210103293U true CN210103293U (en) | 2020-02-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920664552.0U Active CN210103293U (en) | 2019-05-09 | 2019-05-09 | Bundled section bar grabbing arm and grabbing production line using same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110155874A (en) * | 2019-05-09 | 2019-08-23 | 杭州晨龙智能科技有限公司 | Bundled profile crawl arm and the crawl production line and method for using the crawl arm |
-
2019
- 2019-05-09 CN CN201920664552.0U patent/CN210103293U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110155874A (en) * | 2019-05-09 | 2019-08-23 | 杭州晨龙智能科技有限公司 | Bundled profile crawl arm and the crawl production line and method for using the crawl arm |
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