CN215471210U - Multifunctional clamping mechanical claw - Google Patents
Multifunctional clamping mechanical claw Download PDFInfo
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- CN215471210U CN215471210U CN202121605983.3U CN202121605983U CN215471210U CN 215471210 U CN215471210 U CN 215471210U CN 202121605983 U CN202121605983 U CN 202121605983U CN 215471210 U CN215471210 U CN 215471210U
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- telescopic rod
- hydraulic telescopic
- clamping
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Abstract
The utility model relates to the technical field of mechanical claws, in particular to a multifunctional clamping mechanical claw which comprises two groups of clamping parts, wherein each group of clamping parts is provided with a plurality of clamping parts which are distributed up and down, the two groups of clamping parts are distributed in a bilateral symmetry manner, the two clamping parts which are adjacent up and down and distributed in a bilateral symmetry manner are distributed in a cross manner, a swinging arm controls the moving track of a grabbing arm, a hydraulic telescopic rod II and a hydraulic telescopic rod III control the angles of the swinging arm and the grabbing arm, a hydraulic telescopic rod I controls a long strip piece to turn around a connecting piece to adjust the angle of an L-shaped hook block, the two groups of clamping parts can strengthen the clamping force of grabbing objects, a vacuum chuck grabs nonmetallic objects, an electromagnet II grabs metallic objects, and the L-shaped hook block hooks strip-shaped, mesh-shaped and irregular-shaped objects, and the problem that the existing mechanical claw is inconvenient to grab objects with different sizes, mesh shapes and irregular shapes is solved, The object with material and shape and the problem of object falling caused by unstable grabbing.
Description
Technical Field
The utility model relates to the technical field of mechanical claws, in particular to a multifunctional clamping mechanical claw.
Background
The mechanical claw is a device which simulates a human hand to grab an object, can realize automation, intellectualization and industrialization, and can replace manual work to carry out various dangerous high-strength carrying operations. At present, with the rapid development of industrial automation, the mechanical claw gradually replaces the traditional manual work, can replace the heavy labor of people to realize the mechanization and the automation of production through using the mechanical claw, can operate under the harmful environment to protect the personal safety, can greatly improve the efficiency of carrying operation, and is favorable for reducing the production cost of enterprises.
The existing mechanical claw is single in form, only clamps and grabs objects by means of clamping force between clamping pieces, easily enables the objects to be unstably grabbed and fall off from the inside of the mechanical claw under the action of external force, and is inconvenient to grab the objects with different sizes, materials and shapes, so that various types of workpieces are inconvenient to clamp, the stability of grabbing the objects is reduced, and the mechanical claw is inconvenient to grab the objects.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides a multifunctional clamping mechanical claw, which solves the problems that the existing mechanical claw is inconvenient to grab objects with different sizes, materials and shapes and the objects fall off due to unstable grabbing.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a multifunctional clamping mechanical claw comprises two groups of clamping pieces, wherein each group of clamping pieces is provided with a plurality of clamping pieces which are distributed up and down, the two groups of clamping pieces are distributed in a bilateral symmetry mode, the two clamping pieces which are adjacent up and down and distributed in a bilateral symmetry mode are distributed in a cross mode, and a third rotating shaft is arranged at the cross position between the two groups of clamping pieces in an inserting mode;
a connecting piece is fixed at the rear end between a plurality of clamping pieces on the same vertical line, a spring is fixed between the two connecting pieces, an iron sheet is fixed at the rear end of the connecting piece at the left end, a connecting rod is fixed at the rear end of the connecting piece at the right end, a vacuum pump is installed at the upper end of the connecting rod, and an electromagnet I is installed at the inner end of the connecting rod;
the front end of each clamping piece of the same vertical line is provided with a swinging arm, the front end of each swinging arm of the same vertical line is provided with a grabbing arm, and the inner end of each grabbing arm of the same vertical line is provided with a vacuum chuck and an electromagnet II;
a first rotating shaft is rotatably connected between the clamping piece and the swinging arm, a second hydraulic compression telescopic rod is arranged at the inner end between the clamping piece and the swinging arm and positioned on the inner side of the first rotating shaft, a second rotating shaft is rotatably connected between the swinging arm and the grabbing arm, and a third hydraulic compression telescopic rod is arranged at the inner end between the swinging arm and the grabbing arm and positioned on the inner side of the second rotating shaft;
a plurality of on same plumb line snatch the place ahead between the arm and be provided with rectangular piece, two rectangular piece front end all is fixed with a plurality of and is L shape hook block that distributes from top to bottom, two both ends are all rotated about the rectangular piece and are connected with the connection piece, the connection piece is located and snatchs arm the place ahead, every piece on same plumb line connection piece rear end and adjacent it rotates to snatch the arm front end and connects, it all is provided with hydraulic pressure telescopic link one to snatch the outer end between arm and the rectangular piece.
Specifically, the connecting piece is located the third rear of pivot, the third pivot is connected with the crossing of holder rotation.
Specifically, two hydraulic pressure telescopic link and hydraulic pressure telescopic link distribute about being, same perpendicular two front end of hydraulic pressure telescopic link and swing arm inner sliding connection, same perpendicular two rear end of hydraulic pressure telescopic link and holder inner rotate to be connected, same perpendicular three front end of hydraulic pressure telescopic link and the inner sliding connection of grabbing arm, same perpendicular three rear end of hydraulic pressure telescopic link and swing arm inner rotate to be connected.
Specifically, the vacuum chuck is located in front of the second electromagnet, the vacuum chuck is located behind the second electromagnet, and the vacuum pump is connected with the vacuum chuck through a pipeline.
Specifically, the spring is located in front between the connecting rod and the iron sheet, the vacuum pump is located behind the spring, and the electromagnet is located between the vacuum pump and the spring.
Specifically, the rear end of each hydraulic telescopic rod on the same vertical plane is in sliding connection with the outer end of the grabbing arm, and the front end of each hydraulic telescopic rod on the same vertical plane is rotatably connected with the outer end of the long strip.
Compared with the prior art, the utility model has the following beneficial effects: an iron sheet is attracted by an electromagnet I, so that a clamping piece drives a swing arm and a grabbing arm to move respectively, the swing arm can control the moving track of the grabbing arm, a hydraulic telescopic rod II and a hydraulic telescopic rod III can control the swing angle of the swing arm and the grabbing arm, so that the grabbing arm drives a vacuum chuck and an electromagnet to grab two pairs of objects, a nonmetal object can be grabbed by the vacuum chuck, a metal object can be grabbed by the electromagnet II, a long strip sheet can be controlled to turn around a connecting sheet by the hydraulic telescopic rod I to adjust the placing angle of an L-shaped hook block, the strip-shaped, mesh-shaped and irregular-shaped objects can be directly hooked by the L-shaped hook block, the clamping capacity of grabbing the objects can be enhanced by arranging the clamping pieces which are distributed in a cross manner and simultaneously using two groups of clamping pieces in a matched manner, and a complex transmission structure is omitted, the whole structure is very simple and practical, various objects can be grabbed, the mechanical claw can grab the objects more stably, and the phenomenon that the objects fall off is reduced to a certain extent.
Drawings
FIG. 1 is a schematic view of the overall external structure of the present invention;
FIG. 2 is a schematic cross-sectional view of two sets of clamping members according to the present invention;
FIG. 3 is an enlarged view of a portion of structure A of the present invention;
fig. 4 is a partial enlarged view of structure B of the present invention.
In the figure: 1-clamping piece, 2-first rotating shaft, 3-swing arm, 4-second rotating shaft, 5-grabbing arm, 6-first hydraulic telescopic rod, 7-second hydraulic telescopic rod, 8-third hydraulic telescopic rod, 9-L-shaped hook block, 10-strip piece, 11-connecting piece, 12-vacuum pump, 13-first electromagnet, 14-connecting rod, 15-iron piece, 16-spring, 17-third rotating shaft, 18-vacuum sucker, 19-second electromagnet and 20-connecting piece.
Detailed Description
Referring to fig. 1-4, the present invention provides a technical solution: a multifunctional clamping mechanical claw comprises clamping pieces 1, wherein the clamping pieces 1 are provided with two groups, each group of clamping pieces 1 is provided with a plurality of clamping pieces which are distributed up and down, the two groups of clamping pieces 1 are distributed in a bilateral symmetry mode, two clamping pieces 1 which are adjacent up and down and distributed in a bilateral symmetry mode are distributed in a cross mode, and a rotating shaft III 17 is arranged at the cross position between the two groups of clamping pieces 1 in an inserting mode;
a connecting piece 20 is fixed between the plurality of clamping pieces 1 in the same vertical line, a spring 16 is fixed between the two connecting pieces 20, an iron sheet 15 is fixed at the rear end of the connecting piece 20 at the left end, a connecting rod 14 is fixed at the rear end of the connecting piece 20 at the right end, a vacuum pump 12 is installed at the upper end of the connecting rod 14, and an electromagnet I13 is installed at the inner end of the connecting rod 14;
the front end of each clamping piece 1 on the same vertical line is provided with a swing arm 3, the front end of each swing arm 3 on the same vertical line is provided with a grabbing arm 5, and the inner end of each grabbing arm 5 on the same vertical line is provided with a vacuum chuck 18 and an electromagnet II 19;
a first rotating shaft 2 is rotatably connected between the clamping piece 1 and the swing arm 3, a second hydraulic telescopic rod 7 is arranged at the inner end between the clamping piece 1 and the swing arm 3 and positioned on the inner side of the first rotating shaft 2, a second rotating shaft 4 is rotatably connected between the swing arm 3 and the grabbing arm 5, and a third hydraulic telescopic rod 8 is arranged at the inner end between the swing arm 3 and the grabbing arm 5 and positioned on the inner side of the second rotating shaft 4;
a long piece 10 is arranged in front of a plurality of grabbing arms 5 on the same vertical line, a plurality of L-shaped hook blocks 9 distributed vertically are fixed at the front ends of the two long pieces 10, connecting pieces 11 are rotatably connected to the upper ends and the lower ends of the two long pieces 10, the connecting pieces 11 are positioned in front of the grabbing arms 5, the rear end of each connecting piece 11 on the same vertical line is rotatably connected with the front end of the adjacent grabbing arm 5, and a hydraulic compression telescopic rod I6 is arranged at the outer end between the grabbing arm 5 and the long piece 10;
the connecting piece 20 is positioned behind the rotating shaft III 17, the intersection of the rotating shaft III 17 and the clamping pieces 1 is rotatably connected, the connecting piece 20 is used for stabilizing each upper clamping piece 1 and each lower clamping piece 1 of each group on one hand, the spring 16 is positioned in front between the connecting rod 14 and the iron sheet 15, the vacuum pump 12 is positioned behind the spring 16, the electromagnet I13 is positioned between the vacuum pump 12 and the spring 16, the connecting piece 20 is used for connecting the spring 16 stably on the other hand, the first electromagnet 13 attracts the iron sheet 15, so that the two connecting pieces 20 compress the spring 16, the two sets of clamping members 1 rotate around the third rotating shaft 17, so that the two groups of clamping pieces 1 swing around the third rotating shaft 17, the connecting rod 14 is close to the iron sheet 15, in the process that the two groups of clamping pieces 1 rotate around the third rotating shaft 17, the swing arm 3 and the grabbing arm 5 swing along with the swinging of the clamping pieces 1, so that the clamping pieces 1 respectively drive the swing arm 3 and the grabbing arm 5 to move;
the hydraulic telescopic rods 7 and the hydraulic telescopic rods 8 are vertically distributed, the front ends of the hydraulic telescopic rods 7 on the same vertical plane are in sliding connection with the inner end of the swing arm 3, the rear ends of the hydraulic telescopic rods 7 on the same vertical plane are in rotating connection with the inner end of the clamping piece 1, the front ends of the hydraulic telescopic rods 8 on the same vertical plane are in sliding connection with the inner end of the grabbing arm 5, the rear ends of the hydraulic telescopic rods three 8 on the same vertical plane are in rotating connection with the inner end of the swing arm 3, so that the hydraulic telescopic rods 7 and the hydraulic telescopic rods three 8 are respectively contracted and stretched, the rear ends of the hydraulic telescopic rods 7 and the inner end of the clamping piece 1 are rotated, the front ends of the hydraulic telescopic rods 7 and the inner end of the swing arm 3 slide, the clamping piece 1 and the swing arm 3 rotate around the rotating shaft I2, and the hydraulic telescopic rods 7 change the included angle between the clamping piece 1 and the swing arm 3, the rear end of a hydraulic telescopic rod III 8 and the inner end of a swing arm 3 rotate, the front end of the hydraulic telescopic rod III 8 and the inner end of a grabbing arm 5 slide, the swing arm 3 and the grabbing arm 5 rotate around a rotating shaft II 4, the included angle between the swing arm 3 and the grabbing arm 5 is changed by the hydraulic telescopic rod III 8, the swing angle between the swing arm 3 and the grabbing arm 5 can be controlled by a hydraulic telescopic rod II 7 and the hydraulic telescopic rod III 8, the swing arm 3 swings along with the swinging of a clamping piece 1, the moving track of the grabbing arm 5 can be controlled by the swing arm 3, and therefore the grabbing arm 5 drives a vacuum chuck 18 and an electromagnet II 19 to grab an object;
the vacuum chuck 18 is located in front of the second electromagnet 19, the vacuum chuck 18 is located behind the second electromagnet 19, the vacuum pump 12 is connected with the vacuum chuck 18 through a pipeline, the vacuum pump 12 generates vacuum on the vacuum chuck 18, a non-metal object can be grabbed through the vacuum chuck 18 by utilizing the pressure difference between the vacuum inside the vacuum chuck 18 and the outside air, the electromagnet 19 is electrified to have magnetism, and the electromagnet 19 attracts the metal object, so that the electromagnet 19 can grab the metal object;
the rear end of each hydraulic liquid compression telescopic rod I6 on the same vertical plane is in sliding connection with the outer end of the grabbing arm 5, the front end of each hydraulic liquid compression telescopic rod I6 on the same vertical plane is in rotating connection with the outer end of the long strip piece 10, the long strip piece 10 can be controlled to turn around the connecting piece 11 through the hydraulic liquid compression telescopic rod I6, however, the connecting piece 11 turns over the adjacent grabbing arm 5, the connecting piece 11 enables the long strip piece 10 to be connected with the grabbing arm 5, the long strip piece 10 can drive the L-shaped hook block 9 to turn over, the arrangement angle of the L-shaped hook block 9 is adjusted, the L-shaped hook block 9 is adjusted to a desired position, and objects in a mesh shape and a random shape can be directly hooked through the L-shaped hook block 9;
through setting up alternately distributed's holder 1, and use simultaneously two sets of holders 1 cooperation use can strengthen the clamping-force ability of snatching the object, saved complicated transmission structure, and overall structure is very simple practical again, can snatch multiple object, not only can make the gripper snatch the object more firm, has reduced the phenomenon that the object drops moreover to a certain extent.
Claims (6)
1. The utility model provides a multi-functional centre gripping gripper tool claw, includes holder (1), its characterized in that:
the clamping pieces (1) are arranged in two groups, each group of clamping pieces (1) is provided with a plurality of clamping pieces which are distributed up and down, the two groups of clamping pieces (1) are distributed in a bilateral symmetry mode, the two clamping pieces (1) which are adjacent up and down and distributed in a bilateral symmetry mode are distributed in a cross mode, and a third rotating shaft (17) is arranged at the cross position between the two groups of clamping pieces (1) in an inserting mode;
a connecting piece (20) is fixed at the rear end between a plurality of clamping pieces (1) on the same vertical line, a spring (16) is fixed between the two connecting pieces (20), an iron sheet (15) is fixed at the rear end of the connecting piece (20) at the left end, a connecting rod (14) is fixed at the rear end of the connecting piece (20) at the right end, a vacuum pump (12) is installed at the upper end of the connecting rod (14), and a first electromagnet (13) is installed at the inner end of the connecting rod (14);
the front end of each clamping piece (1) on the same vertical line is provided with a swing arm (3), the front end of each swing arm (3) on the same vertical line is provided with a grabbing arm (5), and the inner end of each grabbing arm (5) on the same vertical line is provided with a vacuum sucker (18) and an electromagnet II (19);
a first rotating shaft (2) is rotatably connected between the clamping piece (1) and the swing arm (3), a second hydraulic telescopic rod (7) is arranged at the inner end between the clamping piece (1) and the swing arm (3) and is positioned at the inner side of the first rotating shaft (2), a second rotating shaft (4) is rotatably connected between the swing arm (3) and the grabbing arm (5), and a third hydraulic telescopic rod (8) is arranged at the inner end between the swing arm (3) and the grabbing arm (5) and is positioned at the inner side of the second rotating shaft (4);
a plurality of same perpendicular line snatch between arm (5) the place ahead is provided with rectangular piece (10), two rectangular piece (10) front end all is fixed with L shape hook block (9) that a plurality of distributes about being, two both ends are all rotated about rectangular piece (10) and are connected with connection piece (11), connection piece (11) are located and snatch arm (5) the place ahead, every piece of same perpendicular line connection piece (11) rear end and adjacent snatch arm (5) front end and rotate and connect, the outer end all is provided with hydraulic fluid pressure telescopic link (6) between snatching arm (5) and rectangular piece (10).
2. The multi-functional gripping gripper of claim 1, further comprising: the connecting piece (20) is positioned behind the third rotating shaft (17), and the intersection of the third rotating shaft (17) and the clamping piece (1) is rotatably connected.
3. The multi-functional gripping gripper of claim 1, further comprising: two (7) of hydraulic telescoping rod and hydraulic telescopic rod three (8) are upper and lower distribution, same perpendicular hydraulic telescopic rod two (7) front end and swing arm (3) inner sliding connection, same perpendicular hydraulic telescopic rod two (7) rear end and holder (1) inner rotate to be connected, same perpendicular hydraulic telescopic rod three (8) front end with snatch arm (5) inner sliding connection, same perpendicular hydraulic telescopic rod three (8) rear end and swing arm (3) inner rotate to be connected.
4. The multi-functional gripping gripper of claim 1, further comprising: the vacuum chuck (18) is located in front of the second electromagnet (19), the vacuum chuck (18) is located behind the second electromagnet (19), and the vacuum pump (12) is connected with the vacuum chuck (18) through a pipeline.
5. The multi-functional gripping gripper of claim 1, further comprising: the spring (16) is located in front between the connecting rod (14) and the iron sheet (15), the vacuum pump (12) is located behind the spring (16), and the electromagnet I (13) is located between the vacuum pump (12) and the spring (16).
6. The multi-functional gripping gripper of claim 1, further comprising: the rear end of each hydraulic telescopic rod I (6) on the same vertical surface is in sliding connection with the outer end of the grabbing arm (5), and the front end of each hydraulic telescopic rod I (6) on the same vertical surface is rotatably connected with the outer end of the long strip (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121605983.3U CN215471210U (en) | 2021-07-15 | 2021-07-15 | Multifunctional clamping mechanical claw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121605983.3U CN215471210U (en) | 2021-07-15 | 2021-07-15 | Multifunctional clamping mechanical claw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215471210U true CN215471210U (en) | 2022-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121605983.3U Active CN215471210U (en) | 2021-07-15 | 2021-07-15 | Multifunctional clamping mechanical claw |
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| CN (1) | CN215471210U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116735329A (en) * | 2023-06-09 | 2023-09-12 | 中国水产科学研究院黑龙江水产研究所 | Rapid pretreatment device for water environment DNA molecular sample |
-
2021
- 2021-07-15 CN CN202121605983.3U patent/CN215471210U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116735329A (en) * | 2023-06-09 | 2023-09-12 | 中国水产科学研究院黑龙江水产研究所 | Rapid pretreatment device for water environment DNA molecular sample |
| CN116735329B (en) * | 2023-06-09 | 2023-12-26 | 中国水产科学研究院黑龙江水产研究所 | Rapid pretreatment device for water environment DNA molecular sample |
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