CN216266120U

CN216266120U - Clamping jaw for mechanical arm and mechanical arm

Info

Publication number: CN216266120U
Application number: CN202122697178.4U
Authority: CN
Inventors: 王永涛
Original assignee: Fulltech Metal Technology Kunshan Co ltd
Current assignee: Fulltech Metal Technology Kunshan Co ltd
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-04-12
Anticipated expiration: 2031-11-05

Abstract

The utility model discloses a clamping jaw for a mechanical arm and the mechanical arm, comprising: a fixed table and a clamping part; the fixed table is provided with at least two symmetrically arranged mounting positions; at least two clamping parts are arranged; the clamping part comprises an installation seat and a fixing piece; the bottom of the fixing piece is connected with the top of the mounting seat, and the mounting seat is used for being mounted in the mounting position; the fixing pieces are symmetrical, and the casting is clamped between the fixing pieces. The utility model has relatively simple structure, can quickly change the model and is stable to use.

Description

Clamping jaw for mechanical arm and mechanical arm

Technical Field

The utility model relates to the technical field of robots, in particular to a clamping jaw for a mechanical arm and the mechanical arm.

Background

The casting is pressed from both sides from the die-casting machine clamp to the robot that generally uses in the die-casting island, and the material handle diameter of different products is different when pressing from both sides, and different products need to be torn open and trade and change corresponding clamping jaw or tear the adjustment position down, and the adjustment time consuming is longer, influences the remodelling time.

SUMMERY OF THE UTILITY MODEL

Therefore, the technical problem to be solved by the utility model is to overcome the defect of inconvenient adjustment of the clamping jaw in the prior art.

In order to solve the above technical problem, the present invention provides a clamping jaw for a robot arm, comprising: a fixed table and a clamping part; the fixed table is provided with at least two symmetrically arranged mounting positions; at least two clamping parts are arranged; the clamping part comprises an installation seat and a fixing piece; the bottom of the fixing piece is connected with the top of the mounting seat, and the mounting seat is used for being mounted in the mounting position; the fixing pieces are symmetrical, and the casting is clamped between the fixing pieces.

In a preferred embodiment of the present invention, the mounting table is a column, and the mounting ring is disposed on an outer edge of the fixing table.

In a preferred embodiment of the present invention, the mounting portion is a T-shaped groove.

As a preferable mode of the present invention, a joint between the fixing member and the installation site is T-shaped, and the fixing member is embedded in the installation site.

As a preferable mode of the present invention, the fixing member includes a first adjusting member and a second adjusting member, the first adjusting member is connected to the mounting portion, and the first adjusting member is provided with a strip-shaped adjusting groove.

In a preferred embodiment of the present invention, the second adjusting member is movably connected to the adjusting groove, and the second adjusting member moves along the adjusting groove.

In a preferred embodiment of the present invention, the second adjusting member is provided with a clamping tooth.

In a preferred embodiment of the present invention, an adjusting bolt is connected to the second adjusting member through the adjusting groove.

In a preferred embodiment of the present invention, the mounting positions are symmetrical about the center of the mounting table.

A mechanical arm comprises the clamping jaw.

Compared with the prior art, the technical scheme of the utility model has the following advantages:

according to the clamping jaw for the mechanical arm, the grabbing diameter of the clamping jaw can be adjusted by adjusting parts on the clamping jaw, so that the clamping jaw is simple, rapid and stable in use, and is simple in structure.

Drawings

In order that the present disclosure may be more readily and clearly understood, reference will now be made in detail to the present disclosure, examples of which are illustrated in the accompanying drawings.

Figure 1 is a schematic view of a gripper for a robot arm and a gripper for a robot arm according to the utility model.

Figure 2 is a schematic view of a gripper for a robot arm and a mounting station for a robot arm according to the present invention.

Figure 3 is a schematic view of a gripper for a robot arm and a gripper clamp for a robot arm according to the present invention.

Figure 4 is a schematic view of a gripper for a robot arm and a robot arm according to the present invention.

The specification reference numbers indicate: 1. the clamping device comprises a fixed table, 11 mounting positions, 21 mounting seats, 22 fixing pieces, 221 first adjusting pieces, 2211 adjusting grooves, 222 second adjusting pieces, 2221 clamping teeth, 23 adjusting bolts, 3 fixing bases, 4 telescopic arms, 5 castings and 6 clamping jaws.

Detailed Description

The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "second" or "first" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features, or indirectly contacting the first and second features through intervening media. Furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements does not include a limitation to the listed steps or elements but may alternatively include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Referring to fig. 1-3, an embodiment of a jaw for a robotic arm of the present invention comprises: a fixing table 1 and a clamping part. The fixed station 1 is provided with at least two symmetrically arranged mounting positions 11. The clamping parts are at least two. The clamping part comprises a mounting seat 21 and a fixing part 22. The bottom of the fixing member 22 is connected to the top of the mounting seat 21, and the mounting seat 21 is configured to be mounted in the mounting position 11. The fixing pieces 22 are symmetrical, and the casting 5 is clamped between the fixing pieces 22.

The clamping jaw 6 is arranged at the front end of the mechanical arm and used for clamping the casting 5, in practical application, the diameters of material handles of different castings 5 are different, and the clamping jaw 6 needs to be adjusted in the face of different products.

The adjusting clamping jaw 6 in the prior art needs to be detached and replaced, and the operation is inconvenient.

The fixed station 1 is used for being connected with and fixed with the arm, two at least installation positions 11 that the fixed station 1 set up are used for being connected with the clamping part. Preferably, there are three mounting locations 11.

The clamping part is connected with the fixed table 1 and used for clamping the casting 5. The mounting positions 11 of the fixed table 1 are symmetrically arranged, and preferably, the symmetry axis of the mounting positions 11 passes through the center point of the fixed table 1. The number of the clamping parts is consistent with that of the mounting positions 11, and the number of the clamping parts is not less than two, preferably three.

The clamping part is controlled to contract towards the center of the fixing table 1, so that the casting 5 can be clamped by the clamping part, and the casting 5 can be released by the clamping part by controlling the clamping part to scatter at the center of the fixing table 1.

The clamping part comprises an installation seat 21 and a fixing part 22, the installation seat 21 is matched with the installation position 11, the installation seat 21 is embedded in the installation position 11, and the installation seat 21 moves along the installation position 11. The holding member 22 is adapted to come into contact with the casting 5 to be gripped. The fixing member 22 is adjustable, and the clamping diameter of the clamping portion is adjusted by adjusting the fixing member 22.

Preferably, the mounting table is columnar, and the mounting position 11 is arranged around the outer edge of the fixed table 1. The mounting position 11 is a T-shaped groove. The fixing member 22 is T-shaped at a connection position with the installation position 11, and the fixing member 22 is embedded in the installation position 11. The mounting positions 11 are symmetrical about the center of the mounting table.

The installation positions 11 are arranged along the edge of the columnar installation platform, and the installation positions 11 are arranged in a central annular array of the installation platform. The clamping portions are also arranged in a central annular array of mounting stations.

The mounting position 11 is a T-shaped groove, the connecting part of the fixing member 22 and the mounting position 11 is T-shaped, and the bottom of the fixing member 22 is embedded in the mounting position 11. The fixing piece 22 is controlled to move along the mounting position 11 to realize the clamping and releasing functions of the clamping jaw 6.

The movement of the plurality of fixing members 22 is synchronized, and the fixing members 22 are synchronized to be close to the center of the fixing table 1 or to be far from the center of the fixing table 1.

The fixing member 22 includes a first adjusting member 221 and a second adjusting member 222, the first adjusting member 221 is connected to the mounting location 11, and the first adjusting member 221 is provided with a strip-shaped adjusting groove 2211. The second adjusting member 222 is movably connected to the adjusting slot 2211, and the second adjusting member 222 moves along the adjusting slot 2211. The second adjusting member 222 is provided with clamping teeth 2221. The adjusting bolt 23 passes through the adjusting slot 2211 and is connected with the second adjusting member 222.

The first adjusting part 221 of the fixing part 22 is used for connecting with the installation position 11, and the second adjusting part 222 is movably connected with the first adjusting part 221. The first adjustment member 221 has a plurality of adjustment grooves 2211, and preferably two adjustment grooves 2211 are formed. The axis of the adjustment groove 2211 coincides with the moving direction of the fixing member 22. Preferably, the adjustment groove 2211 penetrates the first adjustment member 221.

The second adjusting member 222 is connected to the first connecting member, and the second adjusting member 222 moves along the adjusting groove 2211. Preferably, the second adjusting member 222 is connected to the adjusting groove 2211 by an adjusting bolt 23, and after the second adjusting member 222 is moved to a predetermined position, the second adjusting member 222 is fixed by the adjusting bolt 23. The plurality of second adjusting members 222 may be adjusted simultaneously or individually to change the gripping diameter of the gripping jaw 6.

The second adjusting member 222 is provided with clamping teeth 2221, and the clamping teeth 2221 are used for increasing the friction force with the clamping cast 5. The clamping teeth 2221 are provided on the second adjusting part 222 on the side close to the center of the fixing table 1.

Referring to fig. 4, an embodiment of a robot arm includes the above-mentioned clamping jaw 6, where the robot arm includes a fixed base 3 and a telescopic arm 4 disposed on the fixed base 3, the clamping jaw 6 is fixed at a front end of the telescopic arm 4, and the clamping jaw 6 is used for clamping and releasing a casting 5.

according to the clamping jaw 6 for the mechanical arm and the mechanical arm, when the type is changed, the adjusting bolt 23 of the clamping jaw 6 is loosened, the second adjusting piece 222 is moved forwards or backwards to the designated position, the adjusting bolt 23 is fastened, the adjustment of the clamping jaw 6 can be completed, and the whole process can be completed within two minutes. The structure is relatively simple, the purpose of rapid model change can be achieved, and the using effect is stable in practical use.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the utility model may be made without departing from the spirit or scope of the utility model.

Claims

1. A jaw for a robotic arm, comprising: a fixed table and a clamping part; the fixed table is provided with at least two symmetrically arranged mounting positions; at least two clamping parts are arranged; the clamping part comprises an installation seat and a fixing piece; the bottom of the fixing piece is connected with the top of the mounting seat, and the mounting seat is used for being mounted in the mounting position; the fixing pieces are symmetrical, and the casting is clamped between the fixing pieces.

2. The gripper of claim 1, wherein said mounting platform is cylindrical and said mounting ring is disposed on an outer edge of said mounting platform.

3. A jaw for a robot arm as claimed in claim 2, wherein said mounting location is a T-slot.

4. A clamping jaw for a mechanical arm as claimed in claim 3, wherein the joint of the fixing part and the mounting position is T-shaped, and the fixing part is embedded in the mounting position.

5. The clamping jaw for the mechanical arm as claimed in claim 1, wherein the fixing member comprises a first adjusting member and a second adjusting member, the first adjusting member is connected with the mounting position, and the first adjusting member is provided with a strip-shaped adjusting groove.

6. A jaw for a robot arm as claimed in claim 5, wherein said second adjustment member is movably connected to said adjustment slot, said second adjustment member being movable along said adjustment slot.

7. A jaw for a robot arm as claimed in claim 6, wherein said second adjustment member is provided with gripping teeth.

8. A jaw for a robot arm as claimed in claim 6, wherein an adjustment bolt passes through said adjustment slot and is connected to said second adjustment member.

9. A jaw for a robot arm as claimed in claim 1, wherein the mounting locations are symmetrical about the centre of the mounting station.

10. A robot arm comprising a jaw according to any of claims 1 to 9.