CN108527329B

CN108527329B - Mechanical arm base stable in installation

Info

Publication number: CN108527329B
Application number: CN201810382570.XA
Authority: CN
Inventors: 秦天云
Original assignee: Xinchang Hengtai Machinery Co Ltd
Current assignee: Xinchang Hengtai Machinery Co.,Ltd.
Priority date: 2018-04-26
Filing date: 2018-04-26
Publication date: 2020-12-15
Anticipated expiration: 2038-04-26
Also published as: CN108527329A; CN112356010A

Abstract

The invention discloses a stably-installed mechanical arm base, which comprises a bottom plate, wherein the top of the bottom plate is provided with a groove with a cylindrical structure, the middle position of the inner wall of the bottom of the groove is provided with a mounting groove, the inner wall of the bottom of the mounting groove is provided with a motor arranged along the vertical direction, the output end of the motor is connected with a rotating rod arranged along the vertical direction, the top of the rotating rod is movably sleeved with a movable cylinder, one end of the rotating rod, extending into the movable cylinder, is welded with a limiting rod movably connected with the side wall of the movable cylinder, an elastic telescopic mechanism is connected between the limiting rod and the inner wall of the bottom of the movable cylinder, the top of the groove is rotatably connected with a supporting plate fixedly sleeved with the rotating rod, and the top of the supporting plate is welded with symmetrically-arranged fixed rods along the vertical direction. So that it can work at different heights.

Description

Mechanical arm base stable in installation

Technical Field

The invention relates to the technical field of mechanical arms, in particular to a mechanical arm base which is stably installed.

Background

A robot arm is a mechanical device that can automatically perform a transferring or operating operation of an object (e.g., a material, a workpiece, a part, or a tool) according to a predetermined procedure or requirement, and can partially replace a manual operation of a human. The manipulator in a higher form can also simulate the actions of the arms of a human to complete more complex operations. The mechanical arm is widely applied to the fields of semiconductor manufacturing, industry, medical treatment, military, space exploration and the like, and when the existing mechanical arm is used, a base of the mechanical arm is not firm enough when the mechanical arm rotates, shaking is easy to occur, the high adaptability of the mechanical arm is generally realized by lifting of an electric push rod and the like, the accuracy of the mechanical arm cannot be well controlled, and therefore the mechanical arm base which is stable in installation is provided.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a stably-installed mechanical arm base.

In order to achieve the purpose, the invention adopts the following technical scheme:

an arm base with a stable installation comprises a base plate, wherein the top of the base plate is provided with a groove with a cylindrical structure, the middle position of the bottom inner wall of the groove is provided with a mounting groove, the bottom inner wall of the mounting groove is provided with a motor arranged along the vertical direction, the output end of the motor is connected with a rotating rod arranged along the vertical direction, the top of the rotating rod is movably sleeved with a movable cylinder, one end of the rotating rod extending into the movable cylinder is welded with a limiting rod movably connected with the side wall of the movable cylinder, an elastic telescopic mechanism is connected between the limiting rod and the bottom inner wall of the movable cylinder, the top of the groove is rotatably connected with a supporting plate fixedly sleeved with the rotating rod, the top of the supporting plate is welded with symmetrically arranged fixed rods along the vertical direction, the top ends of the two fixed rods are both welded with a connecting plate arranged along the horizontal direction, and a positioning plate movably sleeved with, the top welding that the locating plate is close to bull stick one end has the connecting rod that sets up along vertical direction, the one end welding that the connecting rod stretches out the connecting plate has the fixed plate that fixedly cup joints with movable section of thick bamboo outer lane, the top rotation that the locating plate kept away from bull stick one end is connected with the threaded rod that runs through the connecting plate.

Preferably, the elastic telescopic mechanism comprises a telescopic rod and a spring, the telescopic rod is fixedly connected between the limiting rod and the inner wall of the top of the movable barrel, the spring is sleeved outside the telescopic rod, and two ends of the spring are respectively connected to the top of the limiting rod and the inner wall of the top of the movable barrel.

Preferably, the top of the groove is provided with a track of an annular structure, the inner wall of the track is connected with a pulley fixedly connected with the bottom of the support plate in a sliding manner, and the track and the rotating rod are arranged concentrically.

Preferably, the dead lever is marked with scales along the direction of height, the one end of the threaded rod extending out of the top of the connecting plate is welded with a turntable, and the threaded rod is in threaded connection with the connecting plate.

Preferably, the two sides of the movable cylinder are provided with movable holes which are symmetrically arranged along the vertical direction, the limiting rod extends out of the movable cylinder from the inside of the movable hole, and the limiting rod is connected with the inner wall of the movable hole in a sliding manner.

Preferably, the top welding of a movable cylinder has the mounting panel, the mounting hole that is the matrix setting is seted up to one side of mounting panel.

Preferably, the motor is fixedly installed on the installation groove through a plurality of groups of bolts, and the output end of the motor is welded with the bottom end of the rotating rod.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, by installing the bottom plate, the groove, the mounting groove, the motor, the rotating rod, the movable barrel, the limiting rod, the elastic telescopic mechanism, the rail, the supporting plate, the fixed rod and the connecting plate, under the matching of all the parts, the rotating rod can rotate more stably, and the swinging in the rotation process is prevented.

2. According to the invention, the positioning plate, the threaded rod, the connecting rod, the fixing plate, the movable hole and the mounting plate are arranged, so that the height of the mounting plate can be accurately adjusted under the combined action of all the parts, and the mounting plate can operate at different heights.

Drawings

FIG. 1 is a schematic diagram of a stably mounted robot arm base according to the present invention;

FIG. 2 is a schematic top view of a base plate of a robot base according to the present invention;

fig. 3 is a schematic side view of a movable cylinder in a stably installed robot arm base according to the present invention.

In the figure: the device comprises a base plate 1, a groove 2, a mounting groove 3, a motor 4, a rotating rod 5, a movable barrel 6, a limiting rod 7, an elastic telescopic mechanism 8, a track 9, a supporting plate 10, a fixed rod 11, a connecting plate 12, a positioning plate 13, a threaded rod 14, a connecting rod 15, a fixed plate 16, a movable hole 17 and a mounting plate 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-3, a stably installed mechanical arm base comprises a bottom plate 1, a groove 2 with a cylindrical structure is formed in the top of the bottom plate 1, a mounting groove 3 is formed in the middle position of the bottom inner wall of the groove 2, a motor 4 arranged in the vertical direction is mounted on the bottom inner wall of the mounting groove 3, an output end of the motor 4 is connected with a rotating rod 5 arranged in the vertical direction, a movable cylinder 6 is movably sleeved on the top of the rotating rod 5, a limiting rod 7 movably connected with the side wall of the movable cylinder 6 is welded at one end of the rotating rod 5 extending into the movable cylinder 6, an elastic telescopic mechanism 8 is connected between the limiting rod 7 and the bottom inner wall of the movable cylinder 6, a supporting plate 10 fixedly sleeved with the rotating rod 5 is rotatably connected to the top of the groove 2, symmetrically arranged fixing rods 11 are welded on the top of the supporting plate 10 in the vertical direction, and connecting plates 12 arranged in, a positioning plate 13 movably sleeved with the fixed rod 11 is arranged below the connecting plate 12, a connecting rod 15 arranged in the vertical direction is welded at the top of one end, close to the rotating rod 5, of the positioning plate 13, a fixing plate 16 fixedly sleeved with the outer ring of the movable barrel 6 is welded at one end, extending out of the connecting plate 12, of the connecting rod 15, and a threaded rod 14 penetrating through the connecting plate 12 is rotatably connected at the top of one end, far away from the rotating rod 5, of the positioning plate 13.

The elastic telescopic mechanism 8 comprises a telescopic rod and a spring, the telescopic rod is fixedly connected between the limiting rod 7 and the inner wall of the top of the movable barrel 6, the spring is sleeved outside the telescopic rod, two ends of the spring are respectively connected to the top of the limiting rod 7 and the inner wall of the top of the movable barrel 6, the top of the groove 2 is provided with a track 9 with an annular structure, the inner wall of the track 9 is slidably connected with a pulley fixedly connected with the bottom of the support plate 10, the track 9 and the rotating rod 5 are concentrically arranged, scales are marked on the fixed rod 11 along the height direction, one end of the threaded rod 14 extending out of the top of the connecting plate 12 is welded with a turntable, the threaded rod 14 is in threaded connection with the connecting plate 12, two sides of the movable barrel 6 are provided with symmetrically arranged movable holes 17 along the vertical direction, the limiting rod 7 extends out of the movable barrel 6 from the inside of the movable hole 17, the limiting rod 7, the mounting hole that is the matrix setting is seted up to one side of mounting panel 18, and motor 4 passes through multiunit bolt fixed mounting on mounting groove 3, and the output of motor 4 and the bottom welding of bull stick 5.

The working principle is as follows: when the device works, firstly, the turntable is rotated to drive the threaded rod 14, the threaded rod 14 drives the positioning plate 13, the positioning plate 13 drives the connecting rod 15, the connecting rod 15 drives the fixing plate 16, the fixing plate 16 drives the movable cylinder 6, the mounting plate 18 upwards or downwards stretches or compresses the spring, meanwhile, according to the scale on the fixing rod 11, the fixing plate 16 keeps horizontal when ascending or descending, so that the height of the mounting plate 18 can be accurately changed, then, the rotating rod 5 is driven to rotate by the motor 4, the rotating rod 5 drives the limiting rod 7 to rotate, the limiting rod 7 drives the movable cylinder 6 to rotate, the movable cylinder 6 drives the fixing plate 16, the fixing plate 16 drives the connecting rod 15 to rotate the connecting plate 12, the connecting plate 12 drives the fixing rod 11 to enable the supporting plate 10 to concentrically rotate with the rotating rod 5 along the track 9, so that the rotating rod is more stable when rotating, and the rotating rod, prevent rocking during rotation, and the height of mounting panel 18 can be adjusted to the precision simultaneously, makes it carry out the operation on different heights.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The mechanical arm base with stable installation comprises a base plate (1) and is characterized in that a groove (2) of a cylindrical structure is formed in the top of the base plate (1), an installation groove (3) is formed in the middle position of the inner wall of the bottom of the groove (2), a motor (4) arranged in the vertical direction is installed on the inner wall of the bottom of the installation groove (3), an output end of the motor (4) is connected with a rotating rod (5) arranged in the vertical direction, a movable cylinder (6) is movably sleeved on the top of the rotating rod (5), a limiting rod (7) movably connected with the side wall of the movable cylinder (6) is welded at one end, extending into the movable cylinder (6), of the rotating rod (5), an elastic telescopic mechanism (8) is connected between the limiting rod (7) and the inner wall of the bottom of the movable cylinder (6), a support plate (10) fixedly sleeved with the rotating rod (5) is rotatably connected to the top of the groove (, the welding of the top of backup pad (10) has dead lever (11) that the symmetry set up, two along vertical direction the top of dead lever (11) all welds connecting plate (12) that set up along the horizontal direction, the below of connecting plate (12) is equipped with locating plate (13) that cup joints with dead lever (11) activity, the top welding that locating plate (13) are close to bull stick (5) one end has connecting rod (15) that set up along vertical direction, the one end welding that connecting rod (15) stretched out connecting plate (12) has fixed plate (16) that cup joints with activity section of thick bamboo (6) outer lane is fixed, the top rotation that bull stick (5) one end was kept away from in locating plate (13) is connected with threaded rod (14) that run through connecting plate (12.

2. The mechanical arm base is characterized in that the elastic telescopic mechanism (8) comprises a telescopic rod and a spring, the telescopic rod is fixedly connected between the limiting rod (7) and the inner wall of the top of the movable barrel (6), the spring is sleeved outside the telescopic rod, and two ends of the spring are respectively connected to the top of the limiting rod (7) and the inner wall of the top of the movable barrel (6).

3. The mechanical arm base is characterized in that a track (9) with a ring structure is formed at the top of the groove (2), pulleys fixedly connected with the bottom of the support plate (10) are connected to the inner wall of the track (9) in a sliding mode, and the track (9) and the rotating rod (5) are arranged concentrically.

4. The mechanical arm base is characterized in that scales are marked on the fixing rod (11) in the height direction, a rotating disc is welded at one end, extending out of the top of the connecting plate (12), of the threaded rod (14), and the threaded rod (14) is in threaded connection with the connecting plate (12).

5. The mechanical arm base is characterized in that two sides of the movable cylinder (6) are provided with movable holes (17) which are symmetrically arranged along the vertical direction, the limiting rod (7) extends out of the movable cylinder (6) from the inner part of the movable holes (17), and the limiting rod (7) is connected with the inner wall of the movable holes (17) in a sliding manner.

6. The mechanical arm base capable of being stably installed according to claim 1, wherein a mounting plate (18) is welded to the top of the movable cylinder (6), and mounting holes arranged in a matrix are formed in one side of the mounting plate (18).

7. The mechanical arm base with stable installation is characterized in that the motor (4) is fixedly installed on the installation groove (3) through a plurality of groups of bolts, and the output end of the motor (4) is welded with the bottom end of the rotating rod (5).