CN213616776U

CN213616776U - Mechanical clamping arm

Info

Publication number: CN213616776U
Application number: CN202022179644.5U
Authority: CN
Inventors: 赖朝钰; 郑远贵
Original assignee: Foshan Zhuoxiang Machinery Equipment Co
Current assignee: Foshan Zhuoxiang Machinery Equipment Co
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-07-06
Anticipated expiration: 2030-09-28

Abstract

The utility model discloses a mechanical gripper, which comprises a connecting plate, a guide rod is arranged on the connecting plate, the extending direction of the guide rod is opposite left and right direction, a left gripper component and a right gripper component are respectively arranged on two sides of the guide rod, the left gripper component comprises a left slide seat, a left connecting seat, a screw rod and a left clamping plate, a guide hole is arranged on the left slide seat, the guide rod passes through the guide hole, the left connecting seat is connected on the guide rod, the left slide seat is positioned between the left connecting seat and the connecting plate, a screw hole is arranged on the left slide seat, the screw rod is connected in the screw hole in a matching way, one end of the screw rod is rotationally connected on the left connecting seat, the left clamping plate is arranged on the left slide seat, the utility model can adjust the size of a clamping space formed between the left gripper component and the right gripper component, the adjustable amplitude is larger, when an object with larger size difference, the equipment cost is reduced, and the production efficiency is improved.

Description

Mechanical clamping arm

Technical Field

The utility model relates to a mechanical device especially relates to a mechanical tong.

Background

The mechanical clamping hands are used for clamping and fixing objects, the structural form of the mechanical clamping hands is multiple, if one fixed clamping hand is matched with one movable clamping hand to clamp the objects, or two movable clamping hands clamp the objects together, or two fixed clamping hands limit one limiting clamping space, the objects placed in the limiting clamping space are clamped fixedly and the like, the mechanical clamping hands usually depend on self-contained opening and closing structures to adjust the size of the limiting clamping space, the adjustable space of the adjusting mode is very limited, when the products with large size difference are required to be clamped, if glass, the mechanical clamping hands with different sizes need to be adaptively replaced, and the mechanical clamping hands are very troublesome.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a mechanical tong to solve one or more technical problem that exist among the prior art, provide a profitable selection or create the condition at least.

The utility model provides a solution of its technical problem is:

the utility model provides a machinery tong, includes the connecting plate, be provided with the guide arm on the connecting plate, the extending direction of guide arm is relative left right direction, the both sides of guide arm are provided with left tong subassembly and right tong subassembly respectively, left side tong subassembly includes left slide, left connecting seat, screw rod, left splint, be provided with the guiding hole on the slide of a left side, the guide arm passes the guiding hole, left side connecting seat connect in on the guide arm, left side slide is located left side connecting seat with between the connecting plate, be provided with the screw on the slide of a left side, the screw rod cooperation connect in the screw hole, the one end of screw rod rotate connect in on the connecting seat of a left side, left side splint set up in on the slide of a left side, right side tong subassembly with left side tong subassembly each other is the bilateral symmetry structure.

The technical scheme at least has the following beneficial effects: because left tong subassembly and right tong subassembly are each other bilateral symmetry structure, form the tight space of clamp with the left splint on the right tong subassembly on the left tong subassembly jointly, when the position of left splint needs to be adjusted, rotate the screw rod on the left connecting seat, because screw rod and the screw on the left slide are mutually supported and are connected, make the length direction activity of left slide along the guide bar, thereby drive the left splint removal on the left slide, so can adjust the tight space size of clamp that forms between left tong subassembly and the right tong subassembly, its adjustable range is bigger, it is more nimble to use when the great object of size difference is got to the clamp needs, need not frequently change whole mechanical tong, equipment cost is reduced, and production efficiency is improved.

As the further improvement of above-mentioned technical scheme, left side tong subassembly still includes telescopic cylinder and swing arm, the swing arm through the pivot connect in on the left side slide, the rotation axis of swing arm extends along the fore-and-aft direction, telescopic cylinder has stiff end and expansion end, the stiff end rotate connect in on the left side slide, the expansion end rotate connect in on the swing arm, the stiff end with the rotation axis of left side slide junction the expansion end with the rotation axis of swing arm junction all extends along the fore-and-aft direction, left side splint connect in on the swing arm. The outer drive of left splint accessible drives and rotates to the realization is got the initiative clamp of object, and is concrete, can drive the swing arm when telescopic cylinder's expansion end is flexible and revolute the rotation of axes, when left splint rotate to the direction that is close to the connecting plate, gets the action promptly for pressing from both sides, when left splint rotate to the direction of keeping away from the connecting plate, promptly loosen the action, so can carry out the getting of initiative to the object and put.

As a further improvement of the above technical solution, a left clamping block is provided on the left clamping plate, the left clamping block has a support portion extending rightward, and a plurality of left clamping blocks are arranged in the front-rear direction. The supporting part on the left clamping block can support the clamped object so as to improve the stability of the object in grabbing.

As a further improvement of the technical scheme, the left clamping block is detachably connected with the left clamping plate. The left clamping block can replace different structures to better adapt to different objects, and the use is more flexible and convenient.

As a further improvement of the technical scheme, a hand wheel is arranged on the screw rod. The screw rod can be rotated through the hand wheel, and the use is more convenient.

As a further improvement of the technical scheme, the screw rod is connected with an adjusting nut in a matching way. After the position adjustment of the left sliding seat is completed, the adjusting nut is abutted against the left sliding seat, so that the problem that the position of the left sliding seat deviates in the moving process can be prevented, and the position of the left sliding seat is effectively limited.

Drawings

In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.

Fig. 1 is an overall structure front view of the present invention;

fig. 2 is a top view of the overall structure of the present invention.

In the drawings: 100-connecting plate, 200-guide rod, 310-left sliding seat, 320-left connecting seat, 330-screw, 340-left clamping plate, 350-telescopic cylinder, 360-swing arm, 370-left clamping block, 380-hand wheel and 390-adjusting nut.

Detailed Description

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the connection relations mentioned herein do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection accessories according to the specific implementation situation. All technical characteristics in the invention can be interactively combined on the premise of not conflicting with each other.

Referring to fig. 1 and 2, the mechanical gripper comprises a connecting plate 100, a guide rod 200 is arranged on the connecting plate 100, the extending direction of the guide rod 200 is opposite left and right directions, a left clamping hand component and a right clamping hand component are respectively arranged at two sides of the guide rod 200, the left clamping hand component comprises a left sliding seat 310, a left connecting seat 320, a screw 330 and a left clamping plate 340, the left sliding base 310 is provided with a guide hole, the guide rod 200 passes through the guide hole, the left connecting seat 320 is connected to the guide rod 200, the left sliding seat 310 is located between the left connecting seat 320 and the connecting plate 100, a screw hole is arranged on the left sliding seat 310, the screw 330 is connected in the screw hole in a matching way, one end of the screw 330 is rotatably connected to the left connecting seat 320, the left clamping plate 340 is disposed on the left sliding seat 310, and the right clamping hand assembly and the left clamping hand assembly are in a bilateral symmetry structure.

Therefore, as the left clamping hand assembly and the right clamping hand assembly are of a bilateral symmetry structure, the left clamping hand assembly and the left clamping plate 340 on the right clamping hand assembly form a clamping space together, when the position of the left clamping plate 340 needs to be adjusted, the screw 330 on the left connecting seat 320 is rotated, and as the screw 330 is mutually matched and connected with the screw hole on the left sliding seat 310, the left sliding seat 310 moves along the length direction of the guide rod 200, so as to drive the left clamping plate 340 on the left sliding seat 310 to move, the size of the clamping space formed between the left clamping hand assembly and the right clamping hand assembly can be adjusted, the adjustable range is larger, the object with larger size difference can be clamped more flexibly, the whole mechanical clamping hand does not need to be frequently replaced, the equipment cost is reduced, and the production efficiency is improved.

In the above embodiment, the object can be put into passively in the tight space of clamp that forms between left tong subassembly and the right tong subassembly to press from both sides, and in this embodiment, left tong subassembly still includes telescopic cylinder 350 and swing arm 360, swing arm 360 through the pivot connect in on the left side slide 310, the rotation axis of swing arm 360 extends along the fore-and-aft direction, telescopic cylinder 350 has stiff end and expansion end, the stiff end rotate connect in on the left side slide 310, the expansion end rotate connect in on the swing arm 360, the stiff end with the rotation axis of left side slide 310 junction the expansion end with the rotation axis of swing arm 360 junction all extends along the fore-and-aft direction, left splint 340 connect in on the swing arm 360. The accessible of left splint 340 drives the rotation to the realization is got the initiative clamp to the object, and is concrete, can drive the swing arm 360 when telescopic cylinder 350's expansion end is flexible and revolute the rotation of axes, when left splint 340 rotates to the direction that is close to connecting plate 100, gets the action promptly, when left splint 340 rotates to the direction of keeping away from connecting plate 100, loosens the action promptly, so can carry out the getting of initiative to the object and put.

In order to improve the gripping stability of the left clamping plate 340, a left clamping block 370 is disposed on the left clamping plate 340, the left clamping block 370 has a supporting portion extending rightward, and a plurality of left clamping blocks 370 are arranged in the front-rear direction. The supporting part on the left clamping block 370 can support the clamped object, so as to improve the stability when the object is grabbed.

As a further embodiment of the left clamp block 370, the left clamp block 370 is detachably connected to the left clamp plate 340. The left clamping block 370 can be replaced by different structures to better adapt to different objects, and the use is more flexible and convenient.

In order to rotate the screw 330 more conveniently, a hand wheel 380 is provided on the screw 330. The screw 330 can be rotated by the hand wheel 380, so that the use is more convenient.

In order to improve the stability of the left sliding seat 310 during use, an adjusting nut 390 is fittingly connected to the screw 330. After the position of the left sliding base 310 is adjusted, the adjusting nut 390 is abutted against the left sliding base 310, so that the problem that the position of the left sliding base 310 deviates in the moving process can be prevented, and the position of the left sliding base 310 is effectively limited.

While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the details of the embodiments shown, but is capable of various modifications and substitutions without departing from the spirit of the invention.

Claims

1. A mechanical tong which characterized in that: the guide rod clamping device comprises a connecting plate (100), a guide rod (200) is arranged on the connecting plate (100), the extending direction of the guide rod (200) is opposite to the left and right direction, a left clamping assembly and a right clamping assembly are respectively arranged on two sides of the guide rod (200), the left clamping assembly comprises a left sliding seat (310), a left connecting seat (320), a screw (330) and a left clamping plate (340), a guide hole is formed in the left sliding seat (310), the guide rod (200) penetrates through the guide hole, the left connecting seat (320) is connected onto the guide rod (200), the left sliding seat (310) is located between the left connecting seat (320) and the connecting plate (100), a screw hole is formed in the left sliding seat (310), the screw (330) is connected into the screw hole in a matched mode, one end of the screw (330) is rotatably connected onto the left connecting seat (320), the left clamping plate (340) is arranged on the left sliding seat (310), the right clamping hand assembly and the left clamping hand assembly are of a bilateral symmetry structure.

2. A mechanical gripper according to claim 1, characterized in that: left side tong subassembly still includes telescopic cylinder (350) and swing arm (360), swing arm (360) connect through the pivot in on left side slide (310), the rotation axis of swing arm (360) extends along the fore-and-aft direction, telescopic cylinder (350) have stiff end and expansion end, the stiff end rotate connect in on left side slide (310), the expansion end rotate connect in on swing arm (360), the stiff end with the rotation axis of left side slide (310) junction the expansion end with the rotation axis of swing arm (360) junction all extends along the fore-and-aft direction, left side splint (340) connect in on swing arm (360).

3. A mechanical gripper according to claim 1, characterized in that: the left clamping plate (340) is provided with a left clamping block (370), the left clamping block (370) is provided with a supporting part extending rightwards, and the left clamping blocks (370) are arrayed in a plurality along the front-back direction.

4. A mechanical gripper according to claim 3, characterized in that: the left clamping block (370) is detachably connected with the left clamping plate (340).

5. A mechanical gripper according to claim 1, characterized in that: a hand wheel (380) is arranged on the screw rod (330).

6. A mechanical gripper according to claim 1, characterized in that: the screw rod (330) is connected with an adjusting nut (390) in a matching way.