CN111605783A

CN111605783A - Mechanical claw and packaging machine

Info

Publication number: CN111605783A
Application number: CN201910132548.4A
Authority: CN
Inventors: 李泽伟
Original assignee: Qingdao Sawote Robot Co ltd
Current assignee: Qingdao Sawote Robot Co ltd
Priority date: 2019-02-22
Filing date: 2019-02-22
Publication date: 2020-09-01

Abstract

The invention provides a mechanical claw and a packaging machine. This gripper includes the mounting bracket, locates get the material unit on the mounting bracket, and locate get the supporting piece of material unit one side, this packagine machine includes above-mentioned gripper. According to the mechanical claw and the packaging machine, the supporting piece is arranged on one side of the material taking unit, when the mechanical claw grabs materials, the supporting piece moves to the position below the materials, meanwhile, the material taking unit grabs or adsorbs the materials, and the materials are placed on the supporting piece, so that the material taking unit does not need to bear more weight, the material taking unit can grab and transfer the materials only by applying smaller acting force to the materials, and the structure is simple.

Description

Mechanical claw and packaging machine

Technical Field

The invention belongs to the field of packaging machines, and particularly relates to a mechanical claw and a packaging machine.

Background

In the packaging process of some products, need generally transport the product to put appointed for the position, thereby often need machinery to snatch the transfer in the transportation, however, some products are heavier, and simultaneously, its outside is comparatively fragile again and remove the in-process and drop easily, and the snatch of this kind of product is transferred and is often followed falling or damaging of different probabilities, and the grabbing device commonly used on the market can't solve above-mentioned problem at present.

Disclosure of Invention

The invention provides a mechanical claw and a packaging machine which can effectively adapt to the product transportation aiming at the technical problems.

In order to achieve the purpose, the invention adopts the technical scheme that:

the mechanical claw comprises a mounting frame, a material taking unit arranged on the mounting frame and a bearing piece arranged on one side of the material taking unit.

Preferably, the support member comprises a first inclined surface which is arranged at one end far away from the mounting frame and inclines towards the direction far away from the material taking unit.

Preferably, the material taking unit comprises a first clamping piece and a second clamping piece which are arranged oppositely, and a protruding piece which is arranged on the first clamping piece and protrudes towards the second clamping piece.

Preferably, the first clamping piece is provided with a first through hole, and the protruding piece is a first screw rod penetrating through the first through hole.

Preferably, the second clamping piece is provided with a second through hole corresponding to the first screw rod, and the second through hole is penetrated with a second screw rod.

Preferably, one end of the first clamping piece, which is far away from the mounting frame, is provided with a first limiting part protruding towards the second clamping piece.

Preferably, the device further comprises a rotation driving unit connected with the mounting frame.

Preferably, the device further comprises a guide rail connected with the rotary driving unit, and a driving piece connected with the rotary driving unit to drive the rotary driving unit to move along the guide rail.

Preferably, the drive member is an electric cylinder.

A packaging machine comprising a gripper as claimed in any one of the preceding claims.

Compared with the prior art, the invention has the advantages and positive effects that:

according to the mechanical claw, the supporting piece arranged on one side of the material taking unit is arranged, so that materials can be placed on the supporting piece, the material taking unit does not need to bear more weight, the material taking unit can grab and transfer the materials only by applying smaller acting force to the materials, and the mechanical claw is simple in structure.

The packaging machine comprises the mechanical claw, materials can be placed on the supporting piece through the arrangement of the supporting piece arranged on one side of the material taking unit, the material taking unit is not required to bear more weight, the material taking unit can grab and transfer the materials only by applying smaller acting force to the materials, and the structure is simple.

Drawings

FIG. 1 is a first schematic structural view of a gripper according to the present invention;

FIG. 2 is a second schematic structural view of the gripper of the present invention;

FIG. 3 is an enlarged view of a portion of the gripper shown in FIG. 2 at A;

FIG. 4 is an enlarged view of a portion of the gripper shown in FIG. 2 at B;

fig. 5 is a partial enlarged view of the gripper shown in fig. 1 at C.

In the above figures: 1. a mounting frame; 2. a material taking unit; 21. a first clamping member; 211. a first through hole; 212. a first limiting part; 22. a second clamping member; 221. a second through hole; 222. a second limiting part; 23. a boss member; 24. a second screw; 25. a rodless cylinder; 3. a support member; 31. a first inclined plane; 4. a rotary drive member; 5. a guide rail; 6. a drive member.

Detailed Description

The invention is described in detail below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.

In the description of the present invention, it should be noted that the terms "inside", "outside", "upper", "lower", "front", "rear", and the like indicate orientations or positional relationships based on positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1-5, the present invention provides a gripper, including a mounting frame 1, a material taking unit 2 disposed on the mounting frame 1, and a supporting member 3 disposed on one side of the material taking unit 2, when the gripper grabs a material, the supporting member 3 moves below the material, and the material taking unit 2 grabs or adsorbs the material, and places the material on the supporting member 3, so that the material taking unit 2 does not need to bear much weight, and therefore the material taking unit 2 can grab and transfer the material by applying a small acting force to the material, and has a simple structure, the material taking unit 2 can be set as required, such as a suction cup or a clamping jaw, and the distance between the supporting member 3 and the material taking unit 2 is set as required.

Further, the supporting member 3 includes a first inclined surface 31 which is arranged at one end far away from the mounting frame 1 and inclines towards the direction far away from the material taking unit 2, so that when a material attached to the ground or attached to other objects is grabbed, the supporting member 3 can be inserted into a gap through the first inclined surface 31 to lift the material or shift the material towards a preset direction, although the material taking unit 2 grabs or adsorbs the material, the acting force applied by the material taking unit 2 to the material is further reduced, and the integrity of the outer part of the material which is vulnerable to the outer part is further ensured.

Furthermore, the material taking unit 2 comprises a first clamping member 21 and a second clamping member 22 which are oppositely arranged, and a protruding member 23 which is arranged on the first clamping member 21 and protrudes towards the second clamping member 22, when the first clamping member 21 and the second clamping member 22 are clamped, the protruding member 23 can limit the minimum distance between the first clamping member 21 and the second clamping member 22, for a material with a limited size, the maximum deformation of the material caused by clamping the material by the first clamping member 21 and the second clamping member 22 can be limited, the deformation of the material can be effectively controlled, the displacement of the material can be limited, meanwhile, the minimum distance between the first clamping member 21 and the second clamping member 22 can be adjusted to be slightly larger than the size of the material by adjusting the protruding member 23, a certain moving space is left for the material, and the material can be prevented from falling, and the material can be prevented from being damaged, and the first clamping piece 21 and the second clamping piece 22 are preferably driven by a rodless air cylinder 25 based on the arrangement of the protruding piece 23, so that the structure is simple and the weight is light.

Furthermore, a first through hole 211 is formed in the first clamping member 21, and the protruding member 23 is a first screw rod penetrating through the first through hole 211 and capable of protruding out of the first clamping member 21 in an adjustable length, so as to adjust a minimum distance between the first clamping member 21 and the second clamping member 22.

Furthermore, a second through hole 221 corresponding to the first screw rod is arranged on the second clamping piece 22, a second screw rod 24 is arranged on the second through hole 221 in a penetrating manner, thereby limiting the minimum distance between the first clamping part 21 and the second clamping part 22 in cooperation with the first screw rod, increasing the adjustable range of the minimum distance between the first clamping part 21 and the second clamping part 22, meanwhile, the collision part of the first screw and the second screw 24 is easy to damage, and the replacement and maintenance of the structure are very simple through the arrangement of the first screw and the second screw 24, and it should be noted here that, the second through hole 221 is preferably provided with an internal thread matching with the second screw 24, and the inner diameter of the second through hole 221 is larger than the outer diameter of the first screw, so that the adjustment of the minimum distance between the first clamping part 21 and the second clamping part 22 is more flexible.

Further, one end of the first clamping piece 21, which is far away from the mounting frame 1, is provided with a first limiting portion 212 protruding towards the direction of the second clamping piece 22, so as to limit displacement of the material between the first clamping piece 21 and the second clamping piece 22 towards the direction far away from the mounting frame 1, the first limiting portion 212 is an arc-shaped protrusion, the second clamping piece 22 is preferably provided with a second limiting portion 222 corresponding to the first limiting portion 212, the second limiting portion is arranged at one end of the second clamping piece 22, which is far away from the mounting frame 1, and protrudes towards the direction of the first clamping piece 21, after the first clamping piece 21 and the second clamping piece 22 are clamped, the first limiting portion 212 and the second limiting portion 222 are matched to prevent the material from falling from the direction far away from the mounting frame 1, and the heights of the first limiting portion 212 and the second limiting portion 222 can be set as required, it is preferable that the first and

second clamps

21 and 22 do not collide with each other when they are clamped.

Further, still include with the rotary driving unit 4 that mounting bracket 1 is connected can drive mounting bracket 1 is rotatory on predetermined plane, and here rotary driving unit 4 can drive mounting bracket 1 rotates in the plane that is on a parallel with the bearing surface of supporter 3 can be used for carrying the material on the horizontal plane, rotary driving piece 6 can adopt forms such as revolving cylinder or servo motor, preferably adopts servo motor, can accurately control rotatory angle as required, if only need a section displacement, has confirmed pivoted angular position, also can select revolving cylinder for use.

Further, the installation structure comprises a guide rail 5 connected with the rotary driving unit 4, and a driving member 6 connected with the rotary driving unit 4 to drive the rotary driving unit 4 to move along the guide rail 5, so as to realize the movement of the installation frame 1 in another dimension, wherein the driving member 6 is preferably an electric cylinder, the moving distance of the installation frame 1 can be precisely controlled, so as to be suitable for various precise transportation, and the direction of the guide rail 5 is preferably corresponding to the position of the first inclined surface 31 of the support member 3, so as to facilitate the insertion and the withdrawal of the support member 3.

The invention also provides a packaging machine which comprises the mechanical claw, wherein the supporting piece 3 is arranged on one side of the material taking unit 2, when the mechanical claw grabs the material, the supporting piece 3 moves to the position below the material, meanwhile, the material taking unit 2 grabs or adsorbs the material, and the material is placed on the supporting piece 3, so that the material taking unit 2 does not need to bear more weight, the material taking unit 2 can grab and transfer the material only by applying smaller acting force to the material, and the packaging machine is simple in structure.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims

1. The mechanical claw is characterized by comprising a mounting frame, a material taking unit arranged on the mounting frame and a supporting piece arranged on one side of the material taking unit.

2. The gripper of claim 1, wherein the support member includes a first ramp surface disposed at an end remote from the mounting bracket and inclined in a direction away from the take-off unit.

3. The gripper of claim 1, wherein the take-off unit comprises a first gripper assembly and a second gripper assembly disposed opposite each other, and a protrusion disposed on the first gripper assembly and protruding toward the second gripper assembly.

4. The gripper of claim 3, wherein the first clamping element has a first through hole, and the protrusion is a first screw passing through the first through hole.

5. The gripper according to claim 4, wherein the second clamping member has a second through hole corresponding to the first screw, and the second through hole has a second screw passing therethrough.

6. The gripper of claim 3, wherein a first limiting portion protruding towards the second clamping member is disposed at an end of the first clamping member away from the mounting bracket.

7. The gripper of claim 1, further comprising a rotary drive unit coupled to the mounting bracket.

8. The gripper of claim 7, further comprising a guide coupled to the rotational drive unit, and a drive coupled to the rotational drive unit to drive the rotational drive unit to move along the guide.

9. The gripper of claim 8, wherein the drive member is an electric cylinder.

10. A packaging machine comprising a gripper as claimed in any one of claims 1-9.