Flexible grabbing device

Abstract

The utility model relates to a flexible grabbing device which comprises a frame, a positioning unit and a sponge suction cup mechanism, the positioning unit and the sponge suction cup mechanism are installed on the frame, a grabbed object is provided with a positioning hole, and the positioning unit penetrates through the positioning hole. The sponge suction cup mechanism makes contact with a grabbed object. Compared with the prior art, workpieces with uneven surfaces can be grabbed through the sponge suction cup mechanism; the cubic sponge suction cup mechanism is high in integration level and small in occupied space; the multiple sponge suction cup mechanisms are installed at the four corners and the positions close to the edges of the frame correspondingly, multiple positions of the water cooling plate are adsorbed, and grabbing is firmer. And the anti-falling unit is adopted to fix the parts grabbed by the sponge suction cup mechanism, the situation that the sponge suction cup mechanism suddenly breaks down, and consequently the water cooling plate falls off is prevented, and the grabbing stability is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the snatch of part, especially a kind of flexible snatch device. BACKGROUND

[0002] At present, the automation rate of manufacturing industry is higher and higher, and the parts to be processed or assembled are grabbed by snatch device. For the flat parts, the suction cup suction method is often used to grab, but the surface of part flat parts is uneven, for example, water cooling plate, due to the waterway arrangement of cooling liquid, the surface of water cooling plate forms concave-convex shape, the existing suction cup suction scheme is not firm, and cannot meet the use requirement.

[0003] After searching, the application publication number CN112265013A discloses a self-adaptive inclined plane sponge suction cup gripper, specifically discloses: including fixed plate and floating plate, upper and lower floating assembly arranged between fixed plate and floating plate, connecting flange and detection device installed on fixed plate, air pressure detection device and universal angle floating head installed on floating plate, and vacuum sponge suction cup assembly installed on universal angle floating head. But the overall structure of the prior art is large.

[0004] In summary, how to design a flexible snatch device suitable for flat parts with uneven surface and high integration is a technical problem to be solved. UTILITY MODEL CONTENT

[0005] The utility model aims at overcoming the defects of the prior art that it is not suitable for flat parts with uneven surface or large volume, and provides a flexible snatch device.

[0006] The purpose of the utility model can be realized by the following technical solutions.

[0007] According to one aspect of the utility model, a flexible snatch device is provided, which comprises a frame, a positioning unit and a sponge suction cup mechanism, the positioning unit and the sponge suction cup mechanism are installed on the frame, the object to be grabbed is provided with a positioning hole, and the positioning unit penetrates through the positioning hole; the sponge suction cup mechanism is in contact with the object to be grabbed.

[0008] As a preferred technical solution, the sponge suction cup mechanism comprises a sponge, an air suction cavity and a vacuum generator, one side of the air suction cavity is connected with the vacuum generator, the other side is provided with the sponge, and the sponge is in contact with the object to be grabbed.

[0009] As a preferred technical solution, the sponge suction cup mechanism further comprises a silencer and a pressure display, the nozzle of the vacuum generator is connected with the silencer, and the pressure display is installed on the vacuum generator.

[0010] As a preferred technical scheme, the sponge sucker mechanism is multiple, the frame is rectangular, and the multiple sponge sucker mechanisms are respectively installed at the top corners and edges of the frame.

[0011] As a preferred technical scheme, the device further comprises a fall-preventing unit, the fall-preventing unit is installed at the edge of the frame, when the fall-preventing unit is in a first state, the fall-preventing unit is located at one side of the frame, and when the fall-preventing unit is in a second state, the fall-preventing unit is buckled on the object to be grabbed.

[0012] As a preferred technical scheme, the fall-preventing unit comprises a base, a driving module and a clamping jaw, the base is connected with the frame, the driving module is installed on the base, the clamping jaw is rotationally connected with the base, and the driving module drives the clamping jaw; when the fall-preventing unit is in the second state, the clamping jaw is buckled on one side of the object to be grabbed close to the ground, and the sponge sucker mechanism is in contact with the other side of the object to be grabbed away from the ground.

[0013] As a preferred technical scheme, a bumper pad is arranged on the contact surface of the clamping jaw and the object to be grabbed.

[0014] As a preferred technical scheme, the fall-preventing unit is multiple and symmetrically installed at two sides of the frame.

[0015] As a preferred technical scheme, the frame is rectangular and comprises a first frame rod and a second frame rod perpendicular to each other.

[0016] As a preferred technical scheme, the positioning unit comprises a telescopic assembly and a positioning column, and the positioning column is installed on the telescopic assembly and passes through the positioning hole.

[0017] Compared with the prior art, the utility model has the following beneficial effects:

[0018] 1) The utility model discloses a sponge sucker mechanism realizes the grabbing of uneven workpieces, the high integration and small space occupation of the cubic sponge sucker mechanism, the simple structure of the sponge and vacuum generator installed on both sides of the air suction cavity, the reduction of noise of the vacuum generator through the muffler, the control of the pressure of the sponge sucker mechanism through the pressure display, the more stable grabbing, the multiple sponge sucker mechanisms installed at the four corners and edges of the frame, the adsorption of multiple positions of the water cooling plate and the more firm grabbing.

[0019] 2) The utility model discloses a fall-preventing unit for fixing the parts grabbed by the sponge sucker mechanism, preventing the water cooling plate from falling due to the sudden failure of the sponge sucker mechanism, further improving the stability of grabbing, the bumper pad arranged at the position of the clamping jaw and the water cooling plate, preventing the damage of the water cooling plate when buckling, and the symmetric installation of the fall-preventing unit at two sides of the frame, making the grabbing more balanced and stable.

[0020] 3) The utility model discloses a positioning rod can move up and down with telescopic assembly, and it is convenient to position the parts of different shapes. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a whole structure schematic diagram of the flexible grabbing device of the utility model;

[0022] Figure 2 It is a sponge suction cup mechanism structure schematic diagram of the utility model;

[0023] The figure is shown in the figure:

[0024] 1, frame, 11, first frame rod, 12, second frame rod, 2, positioning unit, 21, telescopic assembly, 22, positioning column, 3, sponge suction cup mechanism, 31, sponge, 32, air suction cavity, 33, vacuum generator, 331, nozzle, 332, electrical interface, 333, vacuum generator shell, 34, silencer, 341, silencer shell, 35, pressure display, 4, anti-falling unit, 41, base, 42, drive module, 43, clamping jaw, 44, anti-collision pad, 5, grabbed object, 51, positioning hole. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor should belong to the protection scope of the utility model.

[0026] As Figure 1 Indicated, the utility model provides a kind of flexible grabbing device, including frame 1, positioning unit 2, sponge suction cup mechanism 3 and anti-falling unit 4.The object to be grabbed is the water-cooled plate of battery pack, and the water-cooled plate surface is the water channel of concave-convex modeling, and the water-cooled plate edge is equipped with positioning hole 51.

[0027] Frame 1 includes first frame rod 11 and second frame rod 12, and the two first frame rods 11 and second frame rods 12 form rectangular frame 1.

[0028] Positioning unit 2 is installed on frame 1, including telescopic assembly 21 and positioning rod, and the positioning rod is installed on telescopic assembly 21, can move up and down with telescopic assembly 21, and the positioning rod passes through the positioning hole 51 on the water-cooled plate.

[0029] The sponge suction cup mechanism 3 is installed on the frame 1, comprising a sponge 31, a suction cavity 32, a vacuum generator 33, a silencer 34, an electrical interface 332 and a pressure display 35, the suction cavity 32 is connected with the vacuum generator 33 on one side, and the sponge 31 is installed on the other side, the sponge 31 is in contact with the object 5 to be grabbed, and the super-high softness of the sponge 31 can well adapt to the complex continuous concave-convex surface shape; the vacuum generator 33 is installed in a vacuum generator shell 333, the vacuum generator 33 is connected with a power supply through the electrical interface 332, a nozzle 331 of the vacuum generator 33 is connected with the silencer 34, and the silencer 34 is installed in a silencer shell 341. The pressure display 35 can be a mechanical pressure display 35 and an electronic pressure feedback meter, and is used for displaying the air pressure in the sponge suction cup mechanism 3. The sponge suction cup mechanism 3 is multiple, is installed near the four corners and edges of the frame 1 respectively, and is adsorbed to multiple positions of the water-cooled plate, so that grabbing is more firm. When the vacuum generator 33 works, gas in the vacuum cavity flows rapidly, negative pressure is formed on the side of the sponge 31, and adsorption is realized.

[0030] The anti-falling unit 4 comprises a base 41, a driving module 42 and a clamping jaw 43, the base 41 is installed on the frame 1, a driving assembly is installed on the base 41, the clamping jaw 43 is rotationally connected with the base 41, the driving assembly is drivingly connected with the clamping jaw 43, the clamping jaw 43 is driven to rotate, the clamping jaw 43 is not in contact with the water-cooled plate when being rotated to the two sides of the frame 1, at this time, the water-cooled plate can be sucked and put down, when the water-cooled plate is sucked up by the sponge suction cup mechanism 3, the clamping jaw 43 is rotated to below the water-cooled plate and buckles the water-cooled plate, so that the water-cooled plate is prevented from falling due to sudden failure of the sponge suction cup mechanism 3, and grabbing is more stable. The position, where the clamping jaw 43 is in contact with the water-cooled plate, is provided with a bumper pad 44, so that the water-cooled plate is prevented from being damaged when buckling. The anti-falling unit 4 is multiple and is symmetrically installed on the two sides of the frame 1, so that grabbing is balanced and stable.

[0031] The utility model is suitable for various different scenes, stable and reliable; sponge 31 can better realize the grabbing of complex continuous concave-convex surface objects by adopting the sponge suction cup mechanism 3, the relative position of the object to be grabbed and the frame 1 is ensured by the positioning unit 2, and the anti-falling device is used for preventing the object from falling due to failure of the sponge suction cup mechanism 3.

[0032] The above is only a specific implementation manner of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can easily think of various equivalent modifications or replacements within the technical range disclosed by the utility model, and these modifications or replacements should be covered in the protection scope of the utility model. Therefore, the protection scope of the utility model should be subject to the protection scope of claims.

Claims

1. A flexible grasping device, characterized by, The device comprises a frame (1), a positioning unit (2) and a sponge sucker mechanism (3), the positioning unit (2) and the sponge sucker mechanism (3) are installed on the frame (1), the sponge sucker mechanism (3) is in a cubic shape, the object to be grabbed (5) is provided with a positioning hole (51), and the positioning unit (2) penetrates through the positioning hole (51); the sponge sucker mechanism (3) is in contact with the object to be grabbed (5).

2. The flexible gripping device of claim 1, wherein, The sponge sucker mechanism (3) comprises a sponge (31), an air suction cavity (32) and a vacuum generator (33), one side of the air suction cavity (32) is connected with the vacuum generator (33), and the other side is provided with the sponge (31); the sponge (31) is in contact with the object to be grabbed (5).

3. The flexible gripping device of claim 2, wherein, The sponge sucker mechanism (3) further comprises a silencer (34) and a pressure display (35), a nozzle (331) of the vacuum generator (33) is connected with the silencer (34), and the pressure display (35) is installed on the vacuum generator (33).

4. The flexible gripping device of claim 1, wherein, The sponge sucker mechanism (3) is multiple, the frame (1) is rectangular, and the multiple sponge sucker mechanisms (3) are respectively installed at the top corners and edges of the frame (1).

5. The flexible gripping device of claim 1, wherein, The device further comprises an anti-falling unit (4), the anti-falling unit (4) is installed at the edge of the frame (1), when the anti-falling unit (4) is in a first state, the anti-falling unit (4) is located at one side of the frame (1); when the anti-falling unit (4) is in a second state, the anti-falling unit (4) is buckled on the object to be grabbed (5).

6. The flexible gripping device of claim 5, wherein, The anti-falling unit (4) comprises a base (41), a driving module (42) and a clamping jaw (43), the base (41) is connected with the frame (1), the driving module (42) is installed on the base (41), the clamping jaw (43) is rotationally connected with the base (41), and the driving module (42) is drivingly connected with the clamping jaw (43); when the anti-falling unit (4) is in the second state, the clamping jaw (43) is buckled on one side of the object to be grabbed (5) close to the ground, and the sponge sucker mechanism (3) is in contact with the other side of the object to be grabbed (5) away from the ground.

7. The flexible gripping device of claim 6, wherein, The clamping jaw (43) is provided with an anti-collision pad (44) on a contact surface of the clamping jaw (43) and the object to be grabbed (5).

8. The flexible gripping device of claim 5, wherein, The anti-falling unit (4) is multiple and symmetrically installed on both sides of the frame (1).

9. The flexible gripping device of claim 1, wherein, The frame (1) is rectangular and comprises a first frame rod (11) and a second frame rod (12) perpendicular to each other.

10. The flexible gripping device of claim 1, wherein, The positioning unit (2) comprises a telescopic assembly (21) and a positioning column (22), the positioning column (22) is installed on the telescopic assembly (21) and penetrates through the positioning hole (51).

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