CN215749227U - Multi-claw clamping device - Google Patents

Abstract

The utility model discloses a multi-jaw clamping device, and particularly relates to the technical field of clamping devices. The device can conveniently and quickly furl, grab, clamp, expand, loosen and release the articles, increases the contact area between the device and the articles, enables the clamping and grabbing to be more stable and firm, reduces the probability of article falling, improves the synchronization and grabbing amount of grabbing and placing, and improves the efficiency and effect of clamping and grabbing by the device.

Description

Multi-claw clamping device

Technical Field

The utility model relates to the technical field of clamping devices, in particular to a multi-claw clamping device.

Background

With the continuous development of economy and science and technology, clamping jaw type clamping devices are widely used for grabbing and transferring articles such as workpieces, products, garbage wastes and the like. The garbage is solid waste generated in daily life and production of human beings, and is large in discharge amount, complex and various in components, polluting, resource and social, and related garbage treatment is needed. And can use clamping device to carry out the centre gripping to article such as rubbish in the refuse treatment process often and snatch, clamping device can replace human heavy work to a certain extent, can operate in order to protect personal safety under the relatively adverse circumstances. However, in practical use, the clamping device mostly adopts an involutory V-shaped jaw clamping finger or two jaws for clamping, so that the clamping is unstable, and the clamping of the article is influenced.

SUMMERY OF THE UTILITY MODEL

To overcome the above-mentioned drawbacks of the prior art, embodiments of the present invention provide a multi-jaw clamping device to solve the above-mentioned problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a multi-claw clamping device comprises a device main body, wherein the device main body sequentially comprises a connecting seat, a motor and a clamping mechanism from top to bottom, the top of the motor is fixed at the bottom of the connecting seat, the clamping mechanism comprises a rotating disc arranged at the output end of the motor, the bottom and the top of the rotating disc are respectively provided with two stabilizing cylinders and an air cylinder, the output end of the air cylinder penetrates through the rotating disc and the stabilizing cylinders and is fixed with a clamping seat, the center of the bottom of the rotating disc is fixed with a sliding rod, the interior of the clamping seat is connected with the outer surface of the sliding rod in a sliding way, the bottom of the clamping seat is hinged with a plurality of clamping claws, a connecting block is fixed at the bottom end of the sliding rod, a plurality of connecting pieces are arranged on the outer surface of the connecting block, movable grooves are formed in the opposite sides of the plurality of clamping claws, the inside in activity groove articulates there is the auxiliary rod, the one end that the gripper jaw was kept away from to the auxiliary rod articulates inside the connecting piece.

Preferably, the bottom of one side of each of the clamping claws opposite to the clamping claw is provided with an auxiliary block.

Preferably, the top of rolling disc is equipped with two support frames, two all be equipped with solid fixed ring on the support frame, just gu fixed cover in the inside of fixed ring establishes the surface at the cylinder.

Preferably, the connecting seat is internally provided with a plurality of connecting holes.

Preferably, a plurality of the clamping claws and the auxiliary blocks are respectively distributed in a centrosymmetric manner.

Preferably, the clamping seat is positioned between the stabilizing cylinder and the connecting block.

Preferably, the motor is located between the two cylinders.

The utility model has the technical effects and advantages that:

1. compared with the prior art, through setting up grip slipper, gripper jaw, auxiliary rod and cylinder, draw in article comparatively conveniently fast and snatch the centre gripping and expand and loosen the release, increased with the area of contact between the article, make the centre gripping snatch more stable firm, reduced the probability of the condition that article drop, still improved the synchronism of grabbing and put and snatched the centre gripping volume, improved efficiency and the effect that the device centre gripping snatched, do benefit to the article centre gripping and use.

2. Compared with the prior art, through setting up auxiliary block etc. the auxiliary block has not only increased the area of contact of device with article and has grabbed the power of adhering to, still effectively plays the effect of blockking to the article of centre gripping in the gripper and lifts, effectively avoids article to fall out, has improved the efficiency effect of device work.

Drawings

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

FIG. 2 is a partial structural view of a gripper according to the present invention.

FIG. 3 is a schematic view of the enlarged structure of part A of the present invention.

The reference signs are: 1. a device main body; 2. a connecting seat; 3. a motor; 4. a clamping mechanism; 5. rotating the disc; 6. a stabilizing cylinder; 7. a cylinder; 8. a clamping seat; 9. a slide bar; 10. a gripper jaw; 11. connecting blocks; 12. a connecting member; 13. a movable groove; 14. an auxiliary lever; 15. an auxiliary block; 16. a support frame; 17. a fixing ring; 18. and connecting the holes.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

The multi-claw clamping device shown in the attached figures 1-3 comprises a device body 1, wherein the device body 1 sequentially comprises a connectingseat 2, amotor 3 and aclamping mechanism 4 from top to bottom, the top of themotor 3 is fixed at the bottom of the connectingseat 2, and theclamping mechanism 4 comprises a rotatingdisc 5 arranged at the output end of themotor 3; themotor 3 can drive the rotatingdisc 5 and related devices thereon to rotate, so that the relative directions of theclamping claws 10, the clamped articles and the like can be adjusted and changed, and the related operations and the use are convenient;

the bottom and the top of the rotatingdisc 5 are respectively provided with two stabilizing cylinders 6 and anair cylinder 7, the output end of theair cylinder 7 penetrates through the rotatingdisc 5 and the interior of each stabilizing cylinder 6 and is fixedly provided with aclamping seat 8, asliding rod 9 is fixed at the center of the bottom of the rotatingdisc 5, the interior of eachclamping seat 8 is slidably connected to the outer surface of the correspondingsliding rod 9, the bottom of eachclamping seat 8 is hinged with a plurality of clampingclaws 10, a connectingblock 11 is fixed at the bottom end of each slidingrod 9, a plurality of connectingpieces 12 are arranged on the outer surfaces of the connectingblocks 11,movable grooves 13 are formed in the opposite sides of theclamping claws 10,auxiliary rods 14 are hinged inside themovable grooves 13, and one ends, far away from theclamping claws 10, of theauxiliary rods 14 are hinged inside the connectingpieces 12;

wherein, thecylinder 7 can drive the clampingseat 8 to slide upwards or downwards on the slidingrod 9, when the clampingseat 8 moves upwards, the clampingclaw 10 on the clamping seat also moves along with the clamping seat, and theauxiliary rod 14 moves in the connectingpiece 12 and themovable groove 13 under the action of the connectingpiece 12 and the clampingclaw 10 and acts on the clampingclaw 10 to drive theclamping claw 10 to rotate and fold towards the center, so that the clamping claw can clamp the object to be clamped, when the clampingseat 8 moves downwards, theclamping claw 10 expands outwards under the action of theauxiliary rod 14 and the like, so that the clamped and clamped object is loosened, thereby the objects such as garbage and the like can be conveniently and quickly folded, clamped, loosened and released, the contact area between the clamping claw and the object is increased, the clamping and the grabbing are more stable and firm, the probability of the object falling-off condition is reduced, the synchronism and the clamping amount of the grabbing are also improved, and the efficiency and the effect of the device for clamping and grabbing are improved, the stabilizing cylinder 6 can assist thecylinder 7 to stabilize and reduce the shaking amplitude, and can control and adjust the relative position of theclamping seat 8 according to the requirement, so that the angle of theclamping claw 10 can be adjusted, and the clamping operation is more accurate.

In a preferred embodiment, as shown in fig. 1 and fig. 2, the bottom of the opposite side of each of the plurality ofclamping jaws 10 is provided with anauxiliary block 15, so that theauxiliary block 15 not only increases the contact area and the grasping force between the device and the article, but also effectively blocks and lifts the article clamped in theclamping jaw 10, thereby effectively preventing the article from falling out, improving the working efficiency of the device, and facilitating the use of article clamping.

In a preferred embodiment, as shown in fig. 1, fig. 2 and fig. 3, two supportingframes 16 are provided on the top of the rotatingdisc 5,fixing rings 17 are provided on the two supportingframes 16, and thefixing rings 17 are fixed inside thefixing rings 17 on the outer surface of thecylinder 7, so that the supportingframes 16 and thefixing rings 17 enhance the stability of thecylinder 7, and the clamping of the device is stable and accurate.

In a preferred embodiment, as shown in fig. 1, a plurality ofconnection holes 18 are opened at the inside of theconnection holder 2 so that the integrated device can be installed at a desired position through theconnection holder 2 and theconnection holes 18.

In a preferred embodiment, as shown in fig. 1 and fig. 2, the plurality ofclamping claws 10 and theauxiliary block 15 are respectively distributed in a central symmetry manner, so that the number of theclamping claws 10 is three, and the clamping claws are distributed in a central symmetry manner, the structure is stable, the clamping and grabbing of the device are stable and uniform, and the efficiency and the effect of using the device are improved.

In a preferred embodiment, as shown in fig. 1 and 2, theclamping seat 8 is located between the stabilizing cylinder 6 and the connectingblock 11, so that the moving range of theclamping seat 8 can be limited and blocked, and the clamping and releasing of theclamping claw 10 are facilitated.

In a preferred embodiment, as shown in fig. 1, themotor 3 is located between twocylinders 7, so that thecylinders 7 are located on both sides of themotor 3, thereby avoiding contact between related devices and making the related devices and the acting force thereof more uniform.

The working principle of the utility model is as follows: when the clamping device is used, theair cylinder 7 can drive theclamping seat 8 to slide upwards or downwards on thesliding rod 9, when theclamping seat 8 moves upwards, theclamping claw 10 on the clamping seat moves along with the clamping seat, theauxiliary rod 14 moves in the connectingpiece 12 and themovable groove 13 under the action of the connectingpiece 12 and theclamping claw 10 and applies force to the clampingclaw 10 to drive theclamping claw 10 to rotate and fold towards the center so as to clamp an article to be clamped and clamped, when the clampingseat 8 moves downwards, the clampingclaw 10 expands outwards under the action of theauxiliary rod 14 and the like so as to release the clamped and clamped article, and themotor 3 can drive the rotatingdisc 5 and related devices on the rotating disc to rotate so as to adjust and change the relative direction of the clamped article, so that the article can be conveniently and quickly folded, clamped, expanded, released and clamped stability is enhanced, the efficiency effect that the device centre gripping snatched is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. A multi-jaw clamping device comprising a device body (1), characterized in that: the device comprises a device body (1) and is characterized in that the device body sequentially comprises a connecting seat (2), a motor (3) and a clamping mechanism (4) from top to bottom, the top of the motor (3) is fixed at the bottom of the connecting seat (2), the clamping mechanism (4) comprises a rotating disc (5) arranged at the output end of the motor (3), the bottom and the top of the rotating disc (5) are respectively provided with two stabilizing cylinders (6) and a cylinder (7), the output end of the cylinder (7) penetrates through the rotating disc (5) and the stabilizing cylinders (6) and is fixed with a clamping seat (8), a sliding rod (9) is fixed at the center of the bottom of the rotating disc (5), the inner part of the clamping seat (8) is slidably connected to the outer surface of the sliding rod (9), the bottom of the clamping seat (8) is hinged with a plurality of clamping claws (10), and a connecting block (11) is fixed at the bottom end of the sliding rod (9), the outer surface of the connecting block (11) is provided with a plurality of connecting pieces (12) and a plurality of movable grooves (13) are formed in one opposite sides of the clamping claws (10), auxiliary rods (14) are hinged to the inner portions of the movable grooves (13), and one ends, far away from the clamping claws (10), of the auxiliary rods (14) are hinged to the inner portions of the connecting pieces (12).

2. A multi-jaw gripping apparatus according to claim 1, wherein: and auxiliary blocks (15) are arranged at the bottoms of the opposite sides of the plurality of clamping claws (10).

3. A multi-jaw gripping apparatus according to claim 1, wherein: the top of rolling disc (5) is equipped with two support frames (16), two all be equipped with solid fixed ring (17) on support frame (16), just the fixed cover in inside of solid fixed ring (17) is established at the surface of cylinder (7).

4. A multi-jaw gripping apparatus according to claim 1, wherein: the connecting seat (2) is internally provided with a plurality of connecting holes (18).

5. A multi-jaw gripping apparatus according to claim 2, wherein: the clamping claws (10) and the auxiliary blocks (15) are respectively distributed in a centrosymmetric manner.

6. A multi-jaw gripping apparatus according to claim 1, wherein: the clamping seat (8) is positioned between the stabilizing cylinder (6) and the connecting block (11).

7. A multi-jaw gripping apparatus according to claim 1, wherein: the motor (3) is positioned between the two cylinders (7).

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