A rubber band pulling robot

Abstract

A rubber band pulling robot comprises a frame, wherein the frame comprises a bottom plate, a vertical plate is vertically connected to the bottom plate, and reinforcing ribs are connected between the bottom plate and the vertical plate. The characteristic is that a rubber band tensioning and closing mechanism and a rubber band transfer mechanism are arranged on the frame, a vertical linear slide rail is arranged on the vertical plate, one side of the rubber band transfer mechanism is connected to the linear slide rail, and the other side is fixed to the rubber band tensioning and closing mechanism.

Description

Technical Field

[0001] The invention relates to the technical field of manipulators, in particular to a rubber band pulling manipulator. Background Art

[0002] The robot body is an automatic operating device that can imitate certain movements of human hands and arms, and is used to grab, move objects or operate tools according to a fixed program. At present, rubber band feeding is generally done manually, relying on the human hand to stretch the rubber band and then put it on the object. However, long-term repetitive labor can easily lead to fatigue, and manual operation is inefficient, making it difficult to achieve mass production. It takes a lot of labor to bundle items in large quantities, which is not conducive to maximizing the interests of manufacturers.

[0003] The utility model patent with the Chinese patent authorization public number CN210592593U and the authorization announcement date of May 22, 2020 discloses a rubber band tying robot, including a robot assembly and a chuck that controls the closing and opening of the robot assembly; the robot assembly includes a mounting seat and a mechanical finger that can rotate synchronously and is evenly mounted on the mounting seat; a pushing mechanism is installed on the mounting seat. Under the control of the chuck, the mechanical finger can open the rubber band to tie the material, and then unload it through the pushing mechanism. The structure is simple and easy to use. However, in this design, the rubber band is stretched by the mechanical finger, and the pushing mechanism located in the mechanical finger is used to unload it. It belongs to a rubber band feeding device. Placing the rubber band on the mechanical finger can only be done manually, and the rubber band can only be pushed out in one direction. The angle cannot be adjusted, and the application range is relatively narrow. Summary of the invention

[0004] The purpose of the present invention is to overcome the above problems existing in the prior art and to provide a rubber band pulling robot with simple structure, low cost and adjustable angle for delivering rubber bands to a loading device.

[0005] In order to achieve the above-mentioned purpose, the solution of the present invention is: a rubber band pulling robot, comprising a frame, the frame comprising a bottom plate, a vertical plate vertically connected to the bottom plate, and a reinforcing rib connected between the bottom plate and the vertical plate, characterized in that: a rubber band tensioning and closing mechanism and a rubber band transfer mechanism are arranged on the frame, a vertical linear slide rail is arranged on the vertical plate, one side of the rubber band transfer mechanism is connected to the linear slide rail, and the other side is fixed to the rubber band tensioning and closing mechanism;

[0006] The rubber band transfer mechanism includes a compact cylinder, a rotary cylinder, a movable plate, a pad and a connecting block. The compact cylinder is vertically arranged on the bottom plate. The top of the compact cylinder is fixedly connected to the floating joint. One side of the pad is connected to the movable plate, and the other side is connected to the linear slide rail. The upper side of one side of the movable plate is connected to the rotary cylinder, and the lower side is fixed with a connecting block, and the connecting block is located above the floating joint.

[0007] The rubber band tensioning and closing mechanism includes a double-bar cylinder, a left claw, a right claw, a left cylinder connecting block and a right cylinder connecting block. The double-bar cylinder is arranged on the right cylinder connecting block and horizontally points to the vertical plate. The right claw is fixedly connected to the double-bar cylinder; the left claw is connected to the left cylinder connecting block, and the other side of the left cylinder connecting block is fixed to the rotary cylinder. The right cylinder connecting block is located below the left cylinder connecting block, and the left claw and the right claw are symmetrically placed.

[0008] The beneficial effects of the present invention are:

[0009] The design includes a frame and a rubber band transfer mechanism and a rubber band tensioning and closing mechanism arranged on the frame. The rotary cylinder is driven and connected to the rubber band tensioning and closing mechanism. The rotary cylinder is tilted and raised under the drive of the compact cylinder, and can drive the rubber band tensioning and closing mechanism to rotate to a predetermined angle, and fit the rubber band placed at a fixed position thereon, thereby avoiding manual operation, saving production costs, and improving production efficiency; the rubber band tensioning and closing mechanism is used to open the rubber band fit thereon, and to fit the rubber band to the rubber band feeding device in the next process. The design has a simple structure and ingenious conception, which closely cooperates with the double-bar cylinder, the rotary cylinder and the compact cylinder, so that the rubber band pulling robot can quickly tension the rubber band while reducing the occupation of the production area, which is convenient for use in a small space, and has a streamlined structure, saves production costs, greatly improves production efficiency, can meet market demand, and is suitable for promotion. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a schematic diagram of the structure of the present invention;

[0011] Figure 2 is a top view of the present invention;

[0012] Figure 3 is a side view of the present invention;

[0013] Figure 4 It is a schematic diagram of the rubber band tensioning and closing mechanism of the present invention;

[0014] Figure 5 It is a schematic diagram of the rubber band transfer mechanism of the present invention;

[0015] Figure 6 It is a schematic diagram of the rack in the present invention.

[0016] Among them: base plate 1, compact cylinder 2, right cylinder connecting block 3, floating joint 4, double-bar cylinder 5, connecting block 6, left claw 7, right claw 71, left cylinder connecting block 8, reinforcing rib 9, vertical plate 10, rotary cylinder 11, moving plate 12, pad 13, linear slide rail 14, frame 50, rubber band transfer mechanism 60, rubber band tensioning and closing mechanism 70. DETAILED DESCRIPTION

[0017] The present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments:

[0018] See also Figures 1 to 6 A rubber band pulling robot comprises a frame 50, wherein the frame 50 comprises a bottom plate 1, a vertical plate 10 is vertically connected to the bottom plate 1, a reinforcing rib 9 is connected between the bottom plate 1 and the vertical plate 10, a rubber band tensioning and closing mechanism 70 and a rubber band transfer mechanism 60 are arranged on the frame 50, a vertical linear slide rail 14 is arranged on the vertical plate 10, one side of the rubber band transfer mechanism 60 is connected to the linear slide rail 14, and the other side is fixed to the rubber band tensioning and closing mechanism 70;

[0019] The rubber band transfer mechanism 60 includes a compact cylinder 2, a rotary cylinder 11, a movable plate 12, a pad 13 and a connecting block 6. The compact cylinder 2 is vertically arranged on the bottom plate 1. The top of the compact cylinder 2 is fixedly connected to the floating joint 4. One side of the pad 13 is connected to the movable plate 12, and the other side is connected to the linear guide rail 14. The upper side of one side of the movable plate 12 is connected to the rotary cylinder 11, and the lower side is fixed with a connecting block 6. The connecting block 6 is located above the floating joint 4.

[0020] The rubber band tensioning and closing mechanism 70 includes a double-bar cylinder 5, a left claw 7, a right claw 71, a left cylinder connecting block 8 and a right cylinder connecting block 3. The double-bar cylinder 5 is arranged on the right cylinder connecting block 3 and horizontally points to the vertical plate 10. The right claw 71 is fixedly connected to the double-bar cylinder 5; the left claw 7 is connected to the left cylinder connecting block 8, and the other side of the left cylinder connecting block 8 is fixed to the rotary cylinder 11. The right cylinder connecting block 3 is located below the left cylinder connecting block 8, and the left claw 7 and the right claw 71 are symmetrically placed.

[0021] The present design includes a rubber band opening and closing mechanism 70, a rubber band transfer mechanism 60, and a frame 50; the rubber band opening and closing mechanism 70 is used to open the rubber band sleeved thereon so that the diameter of the rubber band is larger than the cross-sectional area of ​​the object; the rubber band transfer mechanism 60 is arranged on the frame 50 and is used to sleeve the rubber band into the rubber band opening and closing mechanism 70;

[0022] The rubber band transfer mechanism 60 includes: a compact cylinder 2 is arranged on the base plate 1, and the top of the compact cylinder 2 is fixed to the floating joint 4; one side of the pad 13 is connected to the movable plate 12, and the other side is connected to the linear slide rail 14; the upper side of one side of the movable plate 12 is connected to the rotary cylinder 11, and the lower side is fixed to the connecting block 6; the compact cylinder 2 can drive the floating joint 4 to raise the connecting block 6, and the rotary cylinder 11 and the connecting block 6 are both fixed on the movable plate 12, so that the rotary cylinder 11 is also raised as the connecting block 6 is raised; the rotary cylinder 11 is drivingly connected to the rubber band tensioning and closing mechanism 70, and the rotary cylinder 11 can drive the rubber band tensioning and closing mechanism 70 to rotate to a predetermined angle, so that the rubber band placed at a fixed position can be fitted onto it.

[0023] The specific movement process of the rubber band transfer mechanism 60 is as follows: the compact cylinder 2 drives the floating joint 4 to lift the connection block 6, the upper side of the movable plate 12 is connected to the rotary cylinder 11, and the lower side is fixed to the connection block 6, thereby driving the rotary cylinder 11 to lift upward, and at this time the rotary cylinder 11 tilts and moves upward, so that the rubber band at a fixed position is fitted onto the left claw 7 and the right claw 71;

[0024] The rubber band tensioning and closing mechanism includes: a right claw 71 is fixed together with a double-bar cylinder 5; the double-bar cylinder 5 is used to drive the right claw 71 connected thereto to open the rubber band; the left claw 7 is connected to the left cylinder connecting block 8 and is fixed, and together with the right claw 71, the rubber band is stretched; the left claw 7, the right claw 71, the double-bar cylinder 5 and the left cylinder connecting block 8 are arranged on the right cylinder connecting block 3.

[0025] The specific movement process of the rubber band tensioning and closing mechanism 70 is as follows: when the rubber band transfer mechanism 60 makes the rubber band fit into the rubber band tensioning and closing mechanism 70 in the closed state, the double-bar cylinder 5 moves, driving the right claw 71 connected thereto to move in the same direction, and the left claw 7 and the left cylinder connecting block 8 are fixed, thereby driving the right claw 71 and the left claw 7 to move away from each other to open the rubber band. At this point, the design process is completed, waiting for the next step of removing the rubber band feeding device.

[0026] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit the same. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

[0027] The above is only a specific description of the present invention and does not represent all the ways of implementing the present invention. The equivalent changes and modifications made on the basis of the purpose and technical solution of the present invention are all within the scope of patent protection of the present invention.

Claims

1. A rubber band pulling robot, comprising a frame (50), wherein the frame (50) comprises a bottom plate (1), a vertical plate (10) is vertically connected to the bottom plate (1), and a reinforcing rib (9) is connected between the bottom plate (1) and the vertical plate (10), characterized in that: The frame (50) is provided with a rubber band tensioning and closing mechanism (70) and a rubber band transfer mechanism (60); a vertical linear slide rail (14) is provided on the vertical plate (10); one side of the rubber band transfer mechanism (60) is connected to the linear slide rail (14), and the other side is fixed to the rubber band tensioning and closing mechanism (70); The rubber band transfer mechanism (60) comprises a compact cylinder (2), a rotary cylinder (11), a movable plate (12), a pad (13) and a connecting block (6), wherein the compact cylinder (2) is vertically arranged on the bottom plate (1), the top of the compact cylinder (2) is fixedly connected to the floating joint (4), one side of the pad (13) is connected to the movable plate (12), and the other side is connected to the linear guide rail (14), the top of one side of the movable plate (12) is connected to the rotary cylinder (11), and the bottom is fixed with a connecting block (6), and the connecting block (6) is located above the floating joint (4); The rubber band tensioning and closing mechanism (70) comprises a double-bar cylinder (5), a left claw (7), a right claw (71), a left cylinder connecting block (8) and a right cylinder connecting block (3); the double-bar cylinder (5) is arranged on the right cylinder connecting block (3) and horizontally points to the vertical plate (10); the right claw (71) is fixedly connected to the double-bar cylinder (5); the left claw (7) is connected to the left cylinder connecting block (8); the other side of the left cylinder connecting block (8) is fixed to the rotary cylinder (11); the right cylinder connecting block (3) is located below the left cylinder connecting block (8); and the left claw (7) and the right claw (71) are symmetrically placed.

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