CN216582888U

CN216582888U - Automatic centre gripping robot device of cavity product

Info

Publication number: CN216582888U
Application number: CN202122908853.3U
Authority: CN
Inventors: 吴社竹; 王永光; 黄冬梅; 苏高峰; 王健林
Original assignee: Jiangjin Haining Microelectronics Technology Co ltd
Current assignee: Jiangjin Haining Microelectronics Technology Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-05-24
Anticipated expiration: 2031-11-19

Abstract

The utility model discloses an automatic hollow product clamping robot device which comprises a bottom plate, wherein a group of transmission arms I are arranged on the periphery of the bottom plate in a pivot mode, a driving shaft capable of axially sliding relative to the bottom plate is arranged below the bottom plate, two transmission arms II are arranged on the bottom plate in a pivot mode at intervals, the other ends of the two transmission arms II are connected to the middle portion and the lower portion of a profiling plate in a pivot mode, the other end of each transmission arm I is connected to the top of the profiling plate in a pivot mode, and the two transmission arms II, the profiling plate and the driving shaft form a four-bar mechanism. The driving shaft can move up and down to drive the transmission arm II to drive the profile plates to move through the transmission arm I, the outer diameters of the peripheries of all the profile plates are simultaneously expanded in the moving process, and therefore clamping of products is completed.

Description

Automatic centre gripping robot device of cavity product

Technical Field

The utility model relates to the technical field of clamping, in particular to an automatic clamping robot device for a hollow product.

Background

In recent years, with the development of science and technology and the improvement of the living standard of people, people have higher requirements on the quality of injection molding products. The existing hollow products, such as plastic bags, wire coils and the like, are troublesome when clamping or bag opening is needed due to the wall thickness or the hollow wall shape. Chinese patent application CN102730234 discloses a bag opening device for plastic bags, and chinese patent CN105015843B also discloses a bag opening device, wherein the clamping mechanism is generally an adhesion or vacuum adsorption structure, but these structures are either more complex, or can not realize the operation of automatic clamping and opening when using hollow wall products such as woven bags, cloth bags and the like to clamp.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provides an automatic hollow product clamping robot device.

The purpose of the utility model is realized by the following technical scheme:

the utility model provides an automatic centre gripping robot device of cavity product, includes splint, the below of splint is equipped with the bottom plate through stand and its rigid coupling, the pivot is equipped with a set of driving arm I all around of bottom plate, the below of bottom plate is equipped with a driving shaft of its endwise slip relatively, the equipartition has the fixed strip on the outer periphery of driving shaft, interval ground pivot is equipped with two driving arms II on the fixed strip, is first driving arm II and second driving arm II respectively, the other end pivot of first driving arm II is connected in the middle part of profile plate, the other end pivot of second driving arm II is connected in the lower part of profile plate, the other end pivot of driving arm I connect in the top of profile plate, first driving arm II and second driving arm II, profile plate and fixed strip form four-bar linkage.

Preferably, a downward pushing cylinder is fixedly arranged on the clamping plate, and a cylinder shaft of the downward pushing cylinder penetrates through the bottom plate and is fixedly connected with the driving shaft.

Preferably, four transmission arms I are uniformly distributed on the bottom plate.

Preferably, the outer peripheral surfaces of the profile plates are arc-shaped, and the outer peripheral surfaces of all the profile plates have the same diameter.

Preferably, the profiling plate is formed by bonding an inner metal plate and an outer plastic layer, and the lower end of the plastic layer is provided with a guide surface.

Preferably, the clamping device further comprises a rack, a sliding plate is arranged on the rack in a sliding mode, a top plate capable of moving up and down is arranged below the sliding plate, and the top plate is fixedly connected with the clamping plate through a supporting column; a transmission cylinder is fixedly arranged on the sliding plate, and a cylinder shaft of the transmission cylinder penetrates through the sliding plate and is fixedly connected with the top plate; the sliding plate is fixedly provided with a shaft sleeve, a sliding column matched with the shaft sleeve is arranged in the shaft sleeve, and one end of the sliding column is fixedly connected with the top plate.

Preferably, a guide rail is fixedly arranged on the rack, a guide block matched with the guide rail is arranged on the guide rail, and the sliding plate is fixedly arranged on the guide block; the transmission frame is fixedly arranged on the rack, a transmission screw rod capable of rotating on the ground is arranged on the transmission frame, a transmission block matched with the transmission screw rod is arranged on the transmission screw rod, and the sliding plate is fixedly arranged on the transmission block; a servo motor is fixedly arranged on the rack, and a motor shaft of the servo motor is fixedly connected with the transmission screw rod.

The utility model has the following beneficial effects:

1. the driving shaft can move up and down to drive the transmission arm II to drive the profile plates to move through the transmission arm I, the outer diameters of the peripheries of all the profile plates are simultaneously enlarged in the moving process, and therefore clamping of products is completed, the device can be correspondingly adjusted according to the actual size of the profile, can be self-adaptive to the profiles of different specifications, and has wide applicability;

2. the clamping plate can slide on the frame to meet working requirements in different environments, and the clamping plate has wide applicability.

Drawings

The technical scheme of the utility model is further explained by combining the accompanying drawings as follows:

FIG. 1: a perspective view of a preferred embodiment of the present invention;

FIG. 2: an enlarged view of portion a in fig. 1;

FIG. 3: front view of the preferred embodiment of the present invention;

FIG. 4: bottom view of the preferred embodiment of the present invention.

Detailed Description

The present invention will be described in detail below with reference to specific embodiments shown in the drawings. These embodiments are not intended to limit the present invention, and structural, methodical, or functional changes that may be made by one of ordinary skill in the art in light of these embodiments are intended to be within the scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those 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 referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. 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 "first," "second," etc. 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 otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

As shown in FIG. 1, the present invention discloses an automated hollow product clamping robot device, which comprises a frame 10, wherein the frame 10 is two parallel rails. The frame 10 is provided with a sliding plate 11 in a sliding manner, and the sliding plate slides along the axis of the frame 10.

A top plate 12 capable of moving up and down is arranged below the sliding plate 11, and the top plate 12 is fixedly connected with the clamping plate 1 arranged below the top plate 12 through a supporting column 13.

A transmission cylinder 14 is fixedly arranged on the sliding plate 11, and a cylinder shaft of the transmission cylinder 14 penetrates through the sliding plate 11 and is fixedly connected with the top plate 12; the sliding plate 11 is fixedly provided with a shaft sleeve 15, a sliding column 16 matched with the shaft sleeve 15 is arranged in the shaft sleeve 15, and one end of the sliding column 16 is fixedly connected with the top plate 12. The transmission air cylinder 14 drives the top plate 12 and drives the clamping plate 1 to move up and down.

A guide rail 17 is fixedly arranged on the frame 10, a guide block 18 matched with the guide rail 17 is arranged on the guide rail 17, and the sliding plate 11 is fixedly arranged on the guide block 18. A transmission frame 19 is fixedly arranged on the rack 1, a transmission screw rod 20 capable of rotating on the ground is arranged on the transmission frame 19, a transmission block 21 matched with the transmission screw rod 20 is arranged on the transmission screw rod 20, and the sliding plate 11 is fixedly arranged on the transmission block 21; a servo motor 22 is fixedly arranged on the frame 1, and a motor shaft of the servo motor 22 is fixedly connected with the transmission screw rod 20. The servo motor 22 drives the transmission screw rod 20 to rotate, so as to drive the transmission block 21 and drive the sliding plate 11 to move left and right.

The structure can drive the clamping plate 1 to switch the corresponding position. Referring to fig. 2, 3 and 4, a bottom plate 2 fixedly connected with the splint 1 through an upright post 3 is arranged below the splint 1, a group of driving arms i 4 are pivoted around the bottom plate 2, and four driving arms i 4 are uniformly distributed on the bottom plate 2 in the preferred embodiment. A driving shaft 5 capable of sliding axially relative to the bottom plate 2 is arranged below the bottom plate 2, a downward pushing cylinder 9 is fixedly arranged on the clamping plate 1, and a cylinder shaft of the downward pushing cylinder 9 penetrates through the bottom plate 2 and is fixedly connected with the driving shaft 5. The push-down cylinder 9 can drive the driving shaft 5 to move up and down.

The outer circumference of the driving shaft 5 is evenly provided with four fixing strips 6. Two transmission arms II 7 are arranged on the fixing strip 6 at intervals in a pivoted mode and are respectively a first transmission arm II 71 and a second transmission arm II 72, the other end of the first transmission arm II 71 is connected to the middle of the profile plate 8 in a pivoted mode, the other end of the second transmission arm II 72 is connected to the lower portion of the profile plate 8 in a pivoted mode, the other end of the transmission arm I4 is connected to the top of the profile plate 8 in a pivoted mode, and the first transmission arm II 71, the second transmission arm II 72, the profile plate 8 and the fixing strip 6 form a four-bar mechanism.

Like this, the drive shaft 5 reciprocates the accessible drive arm I4 and drives drive arm II 7 drive profile plate 8 motion, and all profile plates 8 expand simultaneously at the external diameter of its periphery of in-process of motion to accomplish the centre gripping to the product, the device can do corresponding adjustment according to section bar actual dimension, but the section bar of different specifications of self-adaptation has wider suitability.

In the preferred embodiment, the outer peripheral surfaces of the profile plates 8 are circular arc-shaped, and the outer peripheral surfaces of all the profile plates 8 have the same diameter. This is suitable for holding objects with a circular inner diameter, such as bags, coils, etc.

Preferably, the profile plate 8 is formed by bonding an inner metal plate 81 and an outer plastic layer 82, and the lower end of the plastic layer 82 has a guide surface 83. In this way, the flexible plastic layer 82 on the outer side is in contact with the object to be clamped, and a good protection effect can be achieved.

It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.

The above-listed detailed description is only a specific description of a possible embodiment of the present invention, and they are not intended to limit the scope of the present invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention should be included in the scope of the present invention.

Claims

1. Automatic centre gripping robot device of cavity product, its characterized in that: including splint (1), the below of splint (1) is equipped with bottom plate (2) through stand (3) rather than rigid coupling, the pivot all around of bottom plate (2) is equipped with a set of drive arm I (4), the below of bottom plate (2) is equipped with one drive shaft (5) that can its endwise slip relatively, the equipartition has fixed strip (6) on the outer periphery of drive shaft (5), interval ground pivot is equipped with two drive arms II (7) on fixed strip (6), is first drive arm II (71) and second drive arm II (72) respectively, the other end pivotal connection of first drive arm II (71) is in the middle part of imitative plate (8), the other end pivotal connection of second drive arm II (72) is in the lower part of imitative plate (8), the other end pivotal connection of drive arm I (4) is in the top of imitative plate (8), first drive arm II (71) and second drive arm II (72), The profile plate (8) and the fixing strip (6) form a four-bar mechanism.

2. The automated hollow product gripping robot device according to claim 1, wherein: a downward pushing cylinder (9) is fixedly arranged on the clamping plate (1), and a cylinder shaft of the downward pushing cylinder (9) penetrates through the bottom plate (2) and is fixedly connected with the driving shaft (5).

3. The automated hollow product gripping robot device according to claim 1, wherein: four transmission arms I (4) are uniformly distributed on the bottom plate (2).

4. The automated hollow product gripping robot device according to claim 1, wherein: the peripheral surfaces of the profile plates (8) are arc-shaped, and the peripheral surfaces of all the profile plates (8) are of the same diameter.

5. An automated hollow product gripping robot device according to claim 4, characterized in that: the profiling plate (8) is formed by bonding an inner metal plate (81) and an outer plastic layer (82), and the lower end of the plastic layer (82) is provided with a guide surface (83).

6. The automated hollow product gripping robot device according to claim 1, wherein: the clamp is characterized by further comprising a rack (10), wherein a sliding plate (11) is arranged on the rack (10) in a sliding mode, a top plate (12) capable of moving up and down is arranged below the sliding plate (11), and the top plate (12) is fixedly connected with the clamp plate (1) through a supporting column (13); a transmission cylinder (14) is fixedly arranged on the sliding plate (11), and a cylinder shaft of the transmission cylinder (14) penetrates through the sliding plate (11) and is fixedly connected with the top plate (12); the sliding plate (11) is fixedly provided with a shaft sleeve (15), a sliding column (16) matched with the shaft sleeve (15) is arranged in the shaft sleeve (15), and one end of the sliding column (16) is fixedly connected with the top plate (12).

7. The automated hollow product gripping robot device according to claim 6, wherein: a guide rail (17) is fixedly arranged on the rack (10), a guide block (18) matched with the guide rail (17) is arranged on the guide rail (17), and the sliding plate (11) is fixedly arranged on the guide block (18); a transmission frame (19) is fixedly arranged on the rack (10), a transmission screw rod (20) capable of rotating on the ground is arranged on the transmission frame (19), a transmission block (21) matched with the transmission screw rod (20) is arranged on the transmission screw rod (20), and the sliding plate (11) is fixedly arranged on the transmission block (21); a servo motor (22) is fixedly arranged on the rack (10), and a motor shaft of the servo motor (22) is fixedly connected with the transmission screw rod (20).