CN217648405U

CN217648405U - Grabbing sucker and plane plate grabbing device

Info

Publication number: CN217648405U
Application number: CN202220373999.4U
Authority: CN
Inventors: 姜伟
Original assignee: Saikeli Yantai Automobile Mould Technology Application Co ltd
Current assignee: Saikeli Yantai Automobile Mould Technology Application Co ltd
Priority date: 2022-02-23
Filing date: 2022-02-23
Publication date: 2022-10-25
Anticipated expiration: 2032-02-23

Abstract

A grabbing sucker comprises a sucker part, a connecting rod part, an elastic part, a fixed seat and a main air pipe; the sucker comprises a sucker body and an air outlet formed in the sucker body, and one end of the main air pipe is connected to the air outlet of the sucker body; the connecting rod part is fixedly connected with the sucker body and is connected to the fixed seat through the elastic part; the connecting rod portion is fixedly connected with the sucker body, and the connecting rod portion is connected onto the fixing seat through the elastic portion, so that the grabbing of the plurality of grabbing suckers fixed on the same horizontal plane for the plate with the uneven surface is realized.

Description

Grabbing sucker and plane plate grabbing device

Technical Field

The utility model relates to a sheet material snatchs the field, especially relates to a snatch sucking disc and plane sheet material grabbing device.

Background

The grabbing sucker is widely applied to product packaging, article transportation and mechanical assembly, and when the grabbing sucker of the robot is used for grabbing tasks corresponding to objects with different shapes, sizes and curvatures, if the robot does not accurately and successfully grab a product, the product is easy to drop and damage. For large panels, the gripping device is generally provided with a plurality of gripping suction cups, which simultaneously grip the end faces of the objects to be gripped. However, when some sheet metal end surfaces to be grabbed have irregular concave-convex regions (for example, the concave-convex regions may be horizontal end surfaces, but are not at the same height), often because the positions of the grabbing suction cups are fixed, one or more grabbing suction cups may not grab the corresponding concave region, for example, when the grabbing suction cups move from top to bottom to grab the suction cups, the sheet metal region with a lower height may not be grabbed by the corresponding suction cups.

Meanwhile, when the planar sheet is grabbed, the rack is generally fixedly connected with a power part of a factory and used for driving the grabbed planar sheet to move on a preset track. And the area of the plate which is grabbed and moved is not suitable for the expansion of the work such as maintenance and the like during daily work due to the limitation of space, and is not suitable for the adjustment of the quantity and the position of the grabbing suckers.

SUMMERY OF THE UTILITY MODEL

In view of the above shortcomings in the prior art, the to-be-solved technical problem of the present invention is to provide a gripping chuck and a plane plate gripping device.

The utility model provides a grabbing sucker, which comprises a sucker part, a connecting rod part, an elastic part, a fixed seat and a main air pipe; the sucker comprises a sucker body and an air outlet formed in the sucker body, and one end of the main air pipe is connected to the air outlet of the sucker body; the connecting rod part is fixedly connected with the sucker body and is connected to the fixed seat through the elastic part.

Preferably, the fixing seat is provided with a containing cavity extending up and down, and the end part of the connecting rod part far away from the sucker body is located in the containing cavity and can move up and down in the containing cavity.

Preferably, the main air duct is located within the link portion.

Preferably, the elastic part is a spring.

A plane plate gripping device comprises a sucker fixing frame, a compressed air assembly, a rack, a quick connection assembly and any one of the plurality of gripping suckers; the compressed air assembly is connected with the air inlet of the main air pipe; the grabbing sucker is detachably fixed on the sucker fixing frame, the compressed air module is fixed on the rack, and the rack is detachably connected with the sucker fixing frame.

Preferably, the quick-connection device further comprises a quick-connection assembly used for connecting the rack and the sucker fixing frame, the quick-connection assembly comprises at least two quick-connection assemblies located at two ends of the rack, and the quick-connection assembly comprises a first quick-connection part arranged on the rack and a second quick-connection part arranged on the sucker fixing frame; at least one group of pin holes are formed between the first quick connection part and the second quick connection part; the arrangement direction of the pin holes is staggered with the direction of the grabbing sucker adsorbing the object to be adsorbed; at least one connect the subassembly soon and still be provided with hasp portion, the latch fitting of this hasp portion is located respectively on first fast joint portion and the second fast joint portion of this soon subassembly with the fastener.

Preferably, the pin hole direction of the pin is perpendicular to the direction in which the grabbing sucker adsorbs the object to be adsorbed.

Preferably, the pins arranged on the at least two first quick-connection parts face the same side, and the pin holes of the at least two second quick-connection parts correspondingly face the same side; or the pins arranged on the at least two first quick-connection parts face to the same side, and the pin holes of the at least two second quick-connection parts correspondingly face to the same side.

Preferably, the first fast connecting part is detachably connected with the rack, and the second fast connecting part is detachably connected with the sucker fixing frame.

Preferably, the first quick-coupling part is connected with the frame through a bolt screw hole.

As above, the utility model relates to a snatch sucking disc and a plane sheet material grabbing device has following beneficial effect: the connecting rod part in the grabbing sucker is fixedly connected with the sucker body and is connected to the fixed seat through the elastic part, so that the grabbing suckers fixed on the same horizontal plane grab the plate with an uneven surface; the plane plate suction device is detachably connected with the rack through the sucker fixing frame, and the grabbing suckers are detachably connected with the sucker fixing frame, so that the positions and the number of the grabbing suckers on the rack can be conveniently adjusted; simultaneously, the device still includes the fast subassembly that connects, can realize the quick dismantlement of frame and sucking disc mount.

Drawings

Fig. 1 is a schematic view of the present invention.

Fig. 2 is a schematic view of a portion of the grabbing sucker.

Fig. 3 is a schematic view of the utility model relates to a plane sheet material grabbing device.

Fig. 4 is another schematic view of the plane plate gripping device of the present invention.

Fig. 5 is a schematic diagram of a second quick-connection portion in the planar sheet material gripping device of the present invention.

Description of the reference numerals:

100. a frame; 200. a suction cup fixing frame; 300. a quick connect assembly; 310. a first quick-connect portion; 320. a second snap-fit portion; 321. A pin hole; 322. a limiting hole; 323. a limit screw hole; 330. a locking part; 340. a bolt screw hole; 400. grabbing a sucker; 410. a sucker portion; 420. a link section; 430. an elastic portion; 440. a fixed seat; 450. a main air pipe; 451. a main gas pipe gas inlet; 460. a receiving cavity.

Detailed Description

The following description is given for illustrative embodiments of the present invention, and other advantages and effects of the present invention will be apparent to those skilled in the art from the disclosure of the present invention.

It should be understood that the structure, proportion, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions of the present invention, so that the present invention does not have the substantial technical significance, and the modification of any structure, the change of the proportion relation or the adjustment of the size should still fall within the scope of the technical content disclosed in the present invention without affecting the function and the achievable purpose of the present invention. In addition, the terms such as "upper", "lower", "left", "right", "middle", etc. used in the present specification are used for clarity of description only, and are not used to limit the scope of the present invention, and the relative relationship between the terms can be changed or adjusted without substantial technical changes.

As shown in fig. 1 and 2, an embodiment of a gripping suction cup includes a suction cup portion 410, a link portion 420, an elastic portion 430, a fixing base 440, and a main air pipe 450; the sucking disc part 410 comprises a sucking disc body and an air outlet formed on the sucking disc body, and one end of the main air pipe 450 is connected to the air outlet of the sucking disc body; the link portion 420 is fixedly connected to the sucker body, and the link portion 420 is connected to the fixing base 440 through the elastic portion 430.

When the device works, the air inlet 451 of the main air pipe is communicated with the compressed air assembly, the adsorption end face of the suction cup portion 410 is abutted to the end face of the object to be adsorbed, the compressed air assembly sucks air, and the air between the adsorption end face of the suction cup portion 410 and the end face of the object to be adsorbed is sucked away from the main air pipe through the air outlet of the suction cup body, so that the fixation of the suction cup portion 410 and the object to be adsorbed is realized.

In this embodiment, one end of the elastic part 430 is fixed on the fixing base 440, and the other end is fixed on the link part 420; the fixing base 440 is provided with a containing cavity (not shown in the figure) extending up and down, and the end of the connecting rod part 420 far away from the sucking disc part 410 is located in the containing cavity and can move up and down in the containing cavity.

Taking the example that a gripping device with a plurality of gripping suction cups 400 grips a large flat plate located therebelow, wherein the plurality of gripping suction cups 400 are fixed on the same horizontal plane, and the end surface of the flat plate to be gripped has irregular concave-convex areas (for example, the concave-convex local areas can be both horizontal end surfaces, but the concave-convex local areas are not at the same height). In the grabbing process, the convex part of the end surface to be grabbed of the planar plate firstly contacts the adsorption end surface of the suction disc part 410, and as the connecting rod part 420 is connected to the fixed seat 440 through the elastic part 430, the grabbing device can continuously move downwards until the end surface to be grabbed of the planar plate is located in the concave part and is attached to the adsorption end surface of the corresponding suction disc part 410. And then the fixation of each sucking disc part 410 and the object to be adsorbed is realized through a compressed air assembly. The connecting rod part 420 is fixedly connected with the sucker body, and the connecting rod part 420 is connected to the fixing seat 440 through the elastic part 430, so that the grabbing of the plurality of grabbing suckers 400 fixed on the same horizontal plane to the plate with uneven surface is realized.

Preferably, the main air pipe is located inside the link portion 420, so as to avoid possible interference in the process of grabbing the sheet by the grabbing suction cups 400 when the main air pipe is located outside the link portion 420. The elastic portion 430 may be a spring or the like.

As shown in fig. 3 and 4, the present invention further provides an embodiment of a planar sheet material gripping device, which includes a suction cup fixing frame 200, a compressed air assembly, a frame 100, a quick connection assembly 300 and a plurality of above gripping suction cups 400; wherein the compressed air assembly is connected to the main gas pipe inlet 451; the grabbing sucker 400 is detachably fixed on the sucker fixing frame 200, the compressed air module is fixed on the rack 100, and the rack 100 and the sucker fixing frame 200 are detachably connected through the quick-connection assembly 300.

The sucking discs 400 are detachably mounted and grabbed by the sucking disc fixing frame 200, the sucking disc fixing frame 200 is detachably connected with the rack 100, the sucking disc fixing frame 200 is conveniently detached from the rack 100, and the quantity and the positions of the sucking discs 400 grabbed on the rack 100 are adjusted.

The plane plate material suction device further comprises a quick connection assembly for connecting the rack 100 and the sucker fixing frame 200, the quick connection assembly comprises at least two quick connection assemblies 300 positioned at two ends of the rack 100, and each quick connection assembly 300 comprises a first quick connection part 310 arranged on the rack 100 and a second quick connection part 320 arranged on the sucker fixing frame 200; at least one group of pin holes are arranged between the first fast connecting part 310 and the second fast connecting part 320; the arrangement direction of the pins and the pin holes 321 is staggered with the direction of the grabbing sucker 400 adsorbing the object to be adsorbed; at least one quick-connect assembly 300 is further provided with a locking part 330, and a locking element and a fastening element of the locking part 330 are respectively located on the first quick-connect part 310 and the second quick-connect part 320 of the quick-connect assembly.

As shown in fig. 3 and 4, in the present embodiment, the direction in which the gripping suction cups 400 suck the object to be sucked is the Z direction, and preferably, the pin hole direction is arranged in the X direction, so that the pin holes can realize the fixation of the rack 100 and the suction cup fixing frame 200 in the Y direction and the Z direction. Because one of the quick-connect assemblies 300 is provided with the locking part 330, the locking part and the fastener of the locking part 330 are respectively located on the first quick-connect part 310 and the second quick-connect part 320 of the quick-connect assembly, so that the fixation of the rack 100 and the suction cup fixing frame 200 in the X direction is realized.

Further, the pins disposed on the at least two first quick connection portions 310 face the same side, and the pin holes 321 of the at least two second quick connection portions 320 face the same side; alternatively, the pins disposed on the at least two first quick-coupling portions 310 face the same side, and the pin holes 321 of the at least two second quick-coupling portions 320 face the same side.

As shown in fig. 3, 4 and 5, in the present embodiment, the pins of the two first snap-connection portions 310 face to the right (i.e. along the positive direction of the X axis), and correspondingly, the pin holes 321 of the two second snap-connection portions 320 face to the left (i.e. along the negative direction of the X axis). When assembling the tray fixing frame 200 and the rack 100, the pin holes 321 on the two second quick-coupling portions 320 are inserted into the pins corresponding to the first quick-coupling portions 310 from right to left, and then the locking portions 330 are locked. The quick-connection assembly 300 has a simple structure, and realizes quick connection between the suction cup fixing frame 200 and the rack 100.

Further, the first quick-coupling portion 310 is detachably connected to the rack 100, and the second quick-coupling portion 320 is detachably connected to the suction cup holder 200. The relative positions of the first quick-connection part 310 and the rack 100, and the second quick-connection part 320 and the sucker fixing frame 200 can be adjusted according to the actual size, weight and other conditions of the plate to be grabbed, so that the bearing position of the rack 100 is more reasonable. The first quick-coupling portion 310 is coupled to the chassis 100 through the bolt screw hole 340.

As shown in fig. 5, in this embodiment, in order to facilitate the adjustment of the second quick-coupling portion 320 and the suction cup fixing frame 200, a limiting hole 322 capable of being opened and locked by a limiting screw hole 323 is disposed on the second quick-coupling portion 320, and the suction cup fixing frame 200 includes a long rod passing through the limiting hole 322. When the limiting hole 322 is locked, the second quick-connect portion 320 can be firmly fixed on the long rod. The limiting hole 322 can be opened to move the second quick-connection part 320 to the position of the long rod, and then the second quick-connection part is locked, so that the second quick-connection part 320 can be adjusted on the suction cup fixing frame 200.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Any person skilled in the art can modify or change the above embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention shall be covered by the claims of the present invention.

Claims

1. The grabbing sucker is characterized in that; comprises a suction disc part (410), a connecting rod part (420), an elastic part (430), a fixed seat (440) and a main air pipe; the sucker part (410) comprises a sucker body and an air outlet formed in the sucker body, and one end of the main air pipe (450) is connected to the air outlet of the sucker body; the connecting rod part (420) is fixedly connected with the sucker body, and the connecting rod part (420) is connected to the fixed seat (440) through the elastic part (430).

2. The grabbing sucker according to claim 1, wherein the fixing base (440) is provided with a vertically extending accommodating cavity (460), and the end of the connecting rod portion (420) far away from the sucker portion (410) is located in the accommodating cavity (460) and can move up and down in the accommodating cavity (460).

3. Gripping suction cup according to claim 1, characterized in that the main air tube (450) is located inside the link part (420).

4. Gripping suction cup according to claim 1, characterized in that the elastic part (430) is a spring.

5. A plane sheet material gripping device, characterized in that it comprises a sucker fixing frame (200), a compressed air assembly, a frame (100), a quick-connect assembly (300) and a plurality of said gripping suckers (400) according to any one of claims 1-4; the compressed air assembly is connected with the main air pipe air inlet (451); the grabbing sucker (400) is detachably fixed on the sucker fixing frame (200), the compressed air module is fixed on the rack (100), and the rack (100) is detachably connected with the sucker fixing frame (200).

6. The planar slab grabbing device as claimed in claim 5, further comprising a quick-coupling assembly for connecting the frame (100) and the sucker fixing frame (200), wherein the quick-coupling assembly comprises at least two quick-coupling assemblies (300) at two ends of the frame (100), and the quick-coupling assembly (300) comprises a first quick-coupling part (310) arranged on the frame (100) and a second quick-coupling part (320) arranged on the sucker fixing frame (200); at least one group of pin holes are formed between the first quick-connection part (310) and the second quick-connection part (320); the arrangement direction of the pin holes is staggered with the direction of the grabbing sucker (400) adsorbing the object to be adsorbed; at least one quick-connect assembly (300) is also provided with a locking part (330), and a locking piece and a fastener of the locking part (330) are respectively positioned on a first quick-connect part (310) and a second quick-connect part (320) of the quick-connect assembly (300).

7. The plane sheet gripper according to claim 6, characterized in that the pin holes are arranged in a direction perpendicular to the direction of suction of the gripper suckers (400) on the object to be sucked.

8. The planar sheet material grabbing device according to claim 7, wherein the pins arranged on the at least two first fast-connecting parts (310) face to the same side, and the pin holes (321) of the at least two second fast-connecting parts (320) face to the other side correspondingly; or the pin holes (321) arranged on the at least two first quick-connection parts (310) face to the same side, and the pins of the at least two second quick-connection parts (320) correspondingly face to the other side.

9. The apparatus for gripping planar sheets according to claim 8, characterized in that said first quick coupling portion (310) is removably connected to said frame (100) and said second quick coupling portion (320) is removably connected to said suction cup holder (200).

10. The apparatus for gripping planar slabs according to claim 9, wherein said first quick coupling portion (310) is connected to said frame (100) by means of bolt screw holes (340).