CN212947885U

CN212947885U - Supporting part of industrial robot

Info

Publication number: CN212947885U
Application number: CN202020829230.XU
Authority: CN
Inventors: 不公告发明人
Original assignee: Zhang Weiwang
Current assignee: Harbin Zhunhua Robot Technology Co Ltd
Priority date: 2020-05-18
Filing date: 2020-05-18
Publication date: 2021-04-13
Anticipated expiration: 2030-05-18

Abstract

The utility model provides a supporting part of an industrial robot, which relates to the technical field of industrial robots, the top end of an arm is connected with a second transmission part through a bolt, the lower right corner of the outer wall of the second transmission part is provided with a movable groove, the center inside the second transmission part is rotatably connected with a rotary core to indirectly limit the rotation of a mechanical joint, thereby avoiding the excessive rotation of the mechanical arm joint and the production accidents, a sleeve is fixedly connected with the bottom end of the first transmission part, the bottom of the sleeve is provided with a movable rod, the top end of the movable rod is fixedly provided with a rolling ball integrated with the movable rod, the roller wheel can be conveniently adjusted to different support angles, the support of the mechanical arm is improved, the condition that the mechanical arm joint inclines due to the uneven weight distribution of parts inside the industrial robot is avoided, the problem that the rotation angle of the, the problem of the condition of arm joint slope appears easily to the internal part weight of industrial robot distributes unevenly.

Description

Supporting part of industrial robot

Technical Field

The utility model relates to an industrial robot's support part especially relates to the industrial robot field.

Background

The arm is key transmission part among the industrial robot, and bear a plurality of rotary joint in the arm, some rotary joint has certain rotation limitation, but traditional industrial robot is not convenient for prescribe a limit to the articulated rotation angle of arm, lead to the arm joint excessively rotatory, the production accident appears, secondly, the articulated weight of arm is great, industrial robot internals weight distribution is uneven, the condition of arm joint slope appears easily, so, we propose the rotation of indirect restriction mechanical joint, avoid the arm joint excessively rotatory, the production accident appears, be convenient for adjust the gyro wheel to different support angles, improve the support nature to the arm, avoid because industrial robot internals weight distribution is uneven, and the condition of arm joint slope appears.

SUMMERY OF THE UTILITY MODEL

In order to solve traditional industrial robot and be not convenient for prescribe a limit to the articulated rotation angle of arm, lead to the arm joint excessively rotatory, the production accident appears, and industrial robot internals weight distribution is uneven, appears the problem of the condition of arm joint slope easily, the utility model aims at providing an industrial robot's support part.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a retaining member for an industrial robot, the retaining member comprising:

the top end of the mechanical arm is connected with a second transmission part through a bolt, a movable groove is formed in the lower right corner of the outer wall of the second transmission part, a rotating core is rotatably connected to the center of the inside of the second transmission part, a long rod is fixedly connected to the right side of the rotating core, the long rod is located in the movable groove and extends to the outer side of the movable groove, hooks are welded to the top end of the long rod and the top end of the inside of the second transmission part, a spring is fixedly connected between the hooks, a support column is fixedly connected to the middle of the inside of the second transmission part and on the left side of the spring, a baffle is connected to the outer side of the long rod;

the sleeve, sleeve fixed connection is in a driving medium bottom, and the sleeve bottom is provided with the movable rod, the movable rod top is fixed with rather than spin as an organic whole, and the welding of movable rod bottom has the disc, the side symmetry welding has the side post around the disc bottom, and runs through between the side post and be provided with the bull stick, the terminal both ends of bull stick all extend to the side post outside and with the mutual scarf joint of side post, and the bull stick outer wall has cup jointed the gyro wheel, the gyro wheel rotates with the bull stick to be connected.

Preferably, the right side of the second transmission piece is rotatably connected with a rotating shaft.

Preferably, the long rod is rotatably connected with the second transmission piece through the rotating core, and the long rod rotates in the movable groove.

Preferably, the hook positioned on the long rod rotates along with the rotation of the long rod, the spring stretches out and draws back through the hook positioned on the long rod, and the support column is positioned between the hooks and is in contact with the spring.

Preferably, the bottom end of the sleeve is provided with a notch, the rolling ball is positioned in the notch at the bottom end inside the sleeve, the diameter of the tail end of the notch is smaller than that of the rolling ball, and the rolling ball is movably connected with the notch.

Preferably, the movable rod is movably connected with the sleeve through the rolling ball, and the roller is positioned below the mechanical arm.

Compared with the prior art, the utility model discloses the beneficial effect who realizes:

the stock is rotated by the restriction, baffle this moment also can't rotate, indirect restriction mechanical joint rotates, avoid arm joint excessively rotatory, the production accident appears, the user can observe mechanical joint's operation, cross low excessively if mechanical joint position, can't rotate, the user is convenient for readjust mechanical joint's operation, mechanical joint revolves, the baffle slowly lifts up, the stock is pulled back to spring one end, lets the rubber pad laminating at mechanical joint outer wall, sustainable mechanical joint that holds in the palm.

The spin is at the sleeve internalization, so the movable rod can carry out the rotation of multi-angle, is convenient for adjust the gyro wheel to different support angles, improves the support nature to the arm, avoids because industrial robot internals weight distribution is uneven, and the condition of arm joint slope appears, and the diameter that adds the notch end is less than the diameter of spin, so the spin can not break away from in following telescopic notch, lets movable rod and sleeve keep the connection state.

Drawings

The invention is described in further detail below with reference to the following figures and detailed description:

fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic side view of the structure of the second driving member of the present invention;

fig. 3 is a schematic view of the sleeve structure of the present invention.

The structure in the figure is as follows: the mechanical arm comprises a mechanical arm 1, a first transmission piece 101, a rotating shaft 102, a second transmission piece 2, a movable groove 201, a rotating core 202, a spring 203, a support pillar 204, a long rod 3, a hook 301, a baffle 302, a rubber pad 303, a sleeve 4, a movable rod 401, a rolling ball 402, a disc 5, a side pillar 501, a rotating rod 502 and a roller 503.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Referring to fig. 1 to 3, it should be understood that the structures, ratios, sizes, etc. shown in the drawings attached to the present specification are only used for matching with the contents disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the practical limitations of the present invention, so they do not have the essential significance in the technology, and any modification of the structures, changes of the ratio relationship, or adjustment of the sizes should still fall within the scope of the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

As shown in fig. 1 to 2, a supporting member of an industrial robot includes:

the mechanical arm comprises a mechanical arm 1, wherein the top end of the mechanical arm 1 is connected with a transmission piece II 2 through a bolt, the lower right corner of the outer wall of the transmission piece II 2 is provided with a movable groove 201, the center of the inner part of the transmission piece II 2 is rotatably connected with a rotating core 202, the right side of the rotating core 202 is fixedly connected with a long rod 3, the long rod 3 is positioned in the movable groove 201 and extends to the outer side of the movable groove 201, the top end of the long rod 3 and the top end of the inner part of the transmission piece II 2 are welded with hooks 301, a spring 203 is fixedly connected between the hooks 301, the middle part of the inner part of the transmission piece II 2, which is positioned at the left side of the spring 203, is fixedly connected with a support column 204, the outer side of the long rod 3 is connected with a baffle plate 302 through a bolt, the, the right side of the second transmission piece 2 is rotatably connected with a rotating shaft 102, a user installs an auxiliary mechanical joint in the rotating shaft 102, the right end of the mechanical arm 1 is connected with a transmission device which drives the mechanical arm 1 to rotate by the user, the mechanical joint 1 is installed, when the mechanical joint works, the mechanical joint can be supported by a baffle plate 302, when the mechanical joint is pressed too low in the rotating process, the mechanical joint can be contacted with a rubber pad 303, the mechanical joint is continuously pressed downwards, the position of the baffle plate 302 moves downwards, the position of the long rod 3 also moves downwards, the long rod 3 is rotatably connected with the second transmission piece 2 through a rotating core 202, the long rod 3 rotates in a movable groove 201, the long rod 3 can rotate through the rotating core 202, so that the baffle plate 302 is matched with the rotation of the mechanical joint, the hook 301 on the long rod 3 rotates along with the rotation of the long rod 3, and the spring 203 stretches through the hook 301, the support column 204 is positioned between the hooks 301 and is in contact with the spring 203, the distance between the hooks 301 on the long rod 3 is increased, one end of the spring 203 is stretched, the rotation speed of the long rod 3 can be reduced through the spring 203, when the long rod 3 rotates to the bottom end of the movable groove 201, the long rod 3 is limited to rotate, the baffle 302 cannot rotate at the moment, the rotation of the mechanical joint is indirectly limited, the excessive rotation of the joint of the mechanical arm 1 is avoided, production accidents are avoided, a user can observe the operation of the mechanical joint, if the position of the mechanical joint is too low and cannot rotate, the user is convenient to readjust the operation of the mechanical joint, the mechanical joint rotates, the baffle 302 is slowly lifted, one end of the spring 203 is pulled back to the long rod 3, the rubber pad 303 is attached to the outer;

as shown in fig. 1 and 3, a sleeve 4, the sleeve 4 is fixedly connected to the bottom end of a transmission part 101, a movable rod 401 is arranged at the bottom of the sleeve 4, a ball 402 integrated with the movable rod 401 is fixed at the top end of the movable rod 401, a disc 5 is welded at the bottom end of the movable rod 401, side posts 501 are symmetrically welded at the front and back sides of the bottom end of the disc 5, a rotating rod 502 penetrates through the side posts 501, the two ends of the head and the tail of the rotating rod 502 extend to the outer sides of the side posts 501 and are embedded with the side posts 501, a roller 503 is sleeved on the outer wall of the rotating rod 502, the roller 503 is rotatably connected with the rotating rod 502, when a transmission device for driving the mechanical arm 1 to rotate runs, the mechanical arm 1 can rotate as a whole, the weight of the joint of the mechanical arm 1 is large, the weight of internal parts of the industrial robot is not distributed uniformly, so that the bottom end of the mechanical arm 1, the roller 503 is located below the mechanical arm 1, the roller 503 is in contact with the workbench, and when the mechanical arm 1 rotates, the roller 503 also rotates through the rotating rod 502 and can be matched with the movement of the mechanical arm 1;

as shown in fig. 1 and fig. 3, the bottom end of the sleeve 4 is provided with a notch, the ball 402 is positioned in the notch at the bottom end inside the sleeve 4, the diameter at the end of the notch is smaller than that of the ball 402, the ball 402 is movably connected with the notch, and the rest space of the notch is larger than that of the ball 402, because the movable rod 401 is connected with the sleeve 4 through the ball 402, and the ball 402 moves in the sleeve 4, the movable rod 401 can rotate at multiple angles, so that the roller 503 can be adjusted to different support angles, the support performance of the mechanical arm 1 is improved, the condition that the joint of the mechanical arm 1 tilts due to uneven weight distribution of internal parts of the industrial robot is avoided, and the diameter at the end of the notch is smaller than that of the ball 402, so that the ball 402 can not be separated from the notch of the sleeve 4, and the movable rod 401 and the sleeve.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A support member for an industrial robot, characterized in that it comprises:

the top end of the mechanical arm (1) is connected with a second transmission piece (2) through a bolt, a movable groove (201) is arranged at the right lower corner of the outer wall of the transmission piece II (2), a rotating core (202) is rotatably connected at the center inside the transmission piece II (2), and the right side of the rotating core (202) is fixedly connected with a long rod (3), the long rod (3) is positioned in the movable groove (201) and extends to the outer side of the movable groove (201), hooks (301) are welded at the top end of the long rod (3) and the top end of the inner part of the transmission piece II (2), a spring (203) is fixedly connected between the hooks (301), and the middle part of the inner part of the transmission piece II (2) and positioned at the left side of the spring (203) is fixedly connected with a support column (204), the outer side of the long rod (3) is connected with a baffle plate (302) through a bolt, the back of the baffle (302) is embedded with a rubber pad (303), and the bottom end of the mechanical arm (1) is connected with a first transmission piece (101) through a bolt;

sleeve (4), sleeve (4) fixed connection is in driving medium (101) bottom, and sleeve (4) bottom is provided with movable rod (401), movable rod (401) top is fixed with rather than spin (402) as an organic whole, and movable rod (401) bottom welding has disc (5), the side symmetry welding has side post (501) around disc (5) bottom, and runs through between side post (501) and be provided with bull stick (502), bull stick (502) end both ends all extend to the side post (501) outside and with side post (501) scarf joint each other, and bull stick (502) outer wall has cup jointed gyro wheel (503), gyro wheel (503) rotate with bull stick (502) and are connected.

2. A support member for an industrial robot according to claim 1, characterized in that: the right side of the second transmission piece (2) is rotatably connected with a rotating shaft (102).

3. A support member for an industrial robot according to claim 1, characterized in that: the long rod (3) is rotatably connected with the second transmission piece (2) through the rotating core (202), and the long rod (3) rotates in the movable groove (201).

4. A support member for an industrial robot according to claim 1, characterized in that: the hook (301) positioned on the long rod (3) rotates along with the rotation of the long rod (3), the spring (203) stretches and retracts through the hook (301) positioned on the long rod (3), and the support column (204) is positioned between the hooks (301) and is in contact with the spring (203).

5. A support member for an industrial robot according to claim 1, characterized in that: the bottom end of the sleeve (4) is provided with a notch, the rolling ball (402) is positioned in the notch at the bottom end inside the sleeve (4), the diameter of the tail end of the notch is smaller than that of the rolling ball (402), and the rolling ball (402) is movably connected with the notch.

6. A support member for an industrial robot according to claim 1, characterized in that: the movable rod (401) is movably connected with the sleeve (4) through the rolling ball (402), and the roller (503) is positioned below the mechanical arm (1).