CN219485748U

CN219485748U - Extensible mechanical arm

Info

Publication number: CN219485748U
Application number: CN202222778251.5U
Authority: CN
Inventors: 吴永亮; 吴海亮; 朱长海; 白腾飞
Original assignee: Yangzhou Zhongxuan Machinery Technology Co ltd
Current assignee: Yangzhou Zhongxuan Machinery Technology Co ltd
Priority date: 2022-10-21
Filing date: 2022-10-21
Publication date: 2023-08-08
Anticipated expiration: 2032-10-21

Abstract

The utility model relates to the field of mechanical arms, in particular to an expandable mechanical arm, which comprises a fixed arm, a telescopic arm and a connecting rod, wherein the connecting rod is arranged on a primary fixed block, a first motor is arranged on the right side of a secondary fixed block, the outer side of a first threaded rod is meshed with a first threaded sleeve, a fixed seat is welded on the right side of the first threaded sleeve, the fixed arm is arranged on the outer side of the fixed seat, a clamping plate is arranged inside the fixed seat, a second motor is arranged on the right side of the clamping plate, the outer side of a second threaded rod is meshed with a second threaded sleeve, the telescopic arm is arranged on the outer side of the second threaded sleeve, and a mounting plate is arranged on the right side of the second threaded sleeve.

Description

Extensible mechanical arm

Technical Field

The utility model relates to the technical field of mechanical arms, in particular to an extensible mechanical arm.

Background

Along with the development of science and technology, more and more industrial operations are performed by using robots, and the existing industrial robots are provided with a plurality of mechanical arms, so that the robots can perform various different operations, and the robots can see the images of the robots in the fields of industrial manufacture, medical treatment, entertainment service, military, semiconductor manufacture, space exploration and the like, and have a common characteristic of being capable of receiving instructions and accurately positioning a certain point on a three-dimensional or two-dimensional space for performing operations despite different forms.

In the related art, the length of the mechanical arm is relatively fixed, the length cannot be changed according to the working requirement, the mechanical arm is relatively complicated when the mechanical arm part is disassembled, the working efficiency of the mechanical arm is reduced, and therefore, the extensible mechanical arm is provided.

The above information disclosed in this background section is only for the understanding of the background of the inventive concept and, therefore, it may contain information that does not form the prior art.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides an extensible mechanical arm.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides an extensible arm, includes fixed arm, telescopic arm, primary fixed plate and connecting rod, the right side symmetry of primary fixed plate is fixed with the telescopic link, the right side welding of telescopic link is fixed with secondary fixed plate, the right side central point of secondary fixed plate puts the welding and sets up primary fixed block, the symmetry rotates on the primary fixed block and is provided with the connecting rod, the right side of connecting rod rotates the side that sets up at secondary fixed block, the fixed first motor that is provided with in right side of secondary fixed block, the right side and the first threaded rod welding of the output shaft of first motor set up, the outside thread engagement of first threaded rod has first thread sleeve, the right side welding of first thread sleeve is provided with the fixing base, the outside installation of fixing base is provided with the fixed arm, fixing base internally mounted is provided with the card and establishes the board, the right side installation of card establishes the board is provided with the second motor, the output shaft right side and the second threaded rod welding of second motor set up, the outside thread engagement of second has the second thread sleeve, the second thread sleeve outside is fixed to be provided with first thread sleeve, the right side thread sleeve is provided with the flexible mounting panel.

In some embodiments, the left side of the first motor is welded to the left side inner wall of the first motor protective cover, and the left side of the first motor protective cover is welded to the right side of the secondary fixed block.

In some embodiments, the left side of the second motor is welded to the left side inner wall of the second motor protection cover, and the left side of the second motor protection cover is welded to the right side of the clamping plate.

In some embodiments, the left side of the clamping plate is clamped and fixed with a spring fixing plate, the left side of the spring fixing plate is welded and provided with a spring, and the left side of the spring is welded and fixed on the left inner wall of the fixing seat.

In some embodiments, rubber buffer pads are glued on the left inner wall of the fixed arm, rubber buffer blocks are glued on the left inner wall of the telescopic arm, and mounting holes are symmetrically formed in the mounting plate.

In some embodiments, a clamping hole is formed on the inner wall of the fixing seat.

The beneficial effects of the utility model are as follows:

according to the utility model, the fixing seat is arranged, the extension and expansion of the mechanical arm can be completed through the fixing seat, the telescopic arm of the next stage is arranged in the fixing seat of the fixing arm of the previous stage through the social plate clamp, the telescopic range of the mechanical arm is improved by controlling the telescopic operation of the mechanical arm through the motor, meanwhile, the fixing seat structure is convenient for overhauling and replacing the telescopic arm of the mechanical arm, and the arranged connecting rod and telescopic rod can be used for adjusting the additional length of the mechanical arm, so that the working range of the mechanical arm is improved.

Drawings

FIG. 1 is a schematic view of an expandable mechanical arm according to the present utility model;

FIG. 2 is a front view of an expandable robotic arm according to the present utility model;

fig. 3 is a schematic cross-sectional view of a fixing base of an expandable mechanical arm according to the present utility model.

In the figure: 1 is primary fixed plate, 2 is telescopic link, 3 is secondary fixed plate, 4 is primary fixed block, 5 is the connecting rod, 6 is secondary fixed block, 7 is first motor safety cover, 8 is first motor, 9 is the fixed arm, 10 is first screw sleeve, 11 is fixing base, 12 is the spring, 13 is first threaded rod, 14 is spring fixed plate, 15 is clamping plate, 16 is rubber cushion, 17 is second motor safety cover, 18 is the second motor, 19 is rubber buffer block, 20 is second screw sleeve, 21 is telescopic arm, 22 is the second threaded rod, 23 is the mounting panel, 24 is the mounting hole, 25 is the card and establishes the hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

It should be noted that, the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like refer to an azimuth or a positional relationship based on that shown in the drawings, or that the inventive product is commonly put in place when used, merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 and 2, an expandable mechanical arm comprises a fixing arm 9, a telescopic arm 21, a primary fixing plate 1 and a connecting rod 5, wherein the telescopic rod 2 is symmetrically fixed on the right side of the primary fixing plate 1, a secondary fixing plate 3 is fixedly welded on the right side of the telescopic rod 2, a primary fixing block 4 is welded on the right central position of the secondary fixing plate 3, the connecting rod 5 is symmetrically arranged on the primary fixing block 4 in a rotating mode, the right side of the connecting rod 5 is arranged on the side face of the secondary fixing block 6 in a rotating mode, a first motor 8 is fixedly arranged on the right side of the secondary fixing block 6, the right side of an output shaft of the first motor 8 is welded with a first threaded rod 13, a first threaded sleeve 10 is meshed with the outer side of the first threaded rod 13 in a threaded mode, a fixing seat 11 is welded on the right side of the first threaded sleeve 10, a fixing arm 9 is arranged on the outer side of the fixing seat 11 in a welding mode, a clamping plate 15 is arranged in a fixing seat 11 in a mounting mode, a second motor 18 is arranged on the right side of the clamping plate 15, an output shaft of the second motor 18 is welded with a second threaded rod 22 in a welding mode, a second threaded sleeve 20 is meshed with the outer side of the second threaded rod 22, and a second threaded sleeve 20 is welded on the outer side of the second threaded sleeve 20 is arranged on the outer side of the fixing arm 20.

In the embodiment of the utility model, as shown in fig. 1, the left side of the first motor 8 is welded and fixed on the left inner wall of the first motor protection cover 7, the left side of the first motor protection cover 7 is welded and fixed on the right side of the secondary fixing block 6, the left side of the second motor 18 is welded and fixed on the left inner wall of the second motor protection cover 17, the left side of the second motor protection cover 17 is welded and fixed on the right side of the clamping plate 15, and the arranged motor protection cover can connect the fixing arm 9 with the secondary fixing block 3 while protecting the internal motor from the interference of external environment, so that the normal operation of the mechanical arm is ensured.

In the embodiment of the utility model, as shown in fig. 1, the left side of the clamping plate 15 is clamped and fixed with the spring fixing plate 14, the left side of the spring fixing plate 14 is welded and installed with the spring 12, the left side of the spring 12 is welded and fixed on the left inner wall of the fixing seat 11, and the arranged spring 12 can give the clamping plate 15 a rightward elastic force, so that the clamping plate 15 can be fixed and stabilized in the fixing seat 11 without unexpected movement.

In the embodiment of the utility model, as shown in fig. 1, 2 and 3, a rubber buffer pad 16 is glued on the left inner wall of the fixed arm 9, a rubber buffer block 19 is glued on the left inner wall of the telescopic arm 21, mounting holes 24 are symmetrically formed on the mounting plate 23, clamping holes 25 are formed on the inner wall of the fixed seat 11, and in the fixing process of the clamping plate 15, the clamping plate 15 is clamped into the fixed seat 11 from the clamping holes 25 of the fixed seat 11, and the clamping plate 15 is rotated 90 degrees in the fixed seat 11, so that the clamping plate 15 cannot be removed from the fixed seat 11.

In this embodiment, fixing base 11 is set up inside fixing arm 9, fixing base 11's right side is through spring 12 with card social plate 15 extrusion fixed at spring fixing plate 14 and fixing base 11 inside, first threaded rod 13 is rotated to the output shaft of first motor 8, first threaded rod 13 drives the first screw sleeve 10 rotation in outside, thereby make the telescopic link 21 on first screw sleeve 10 right side remove, simultaneously the output shaft of second motor 18 drives second threaded rod 22 rotation, second threaded rod 22 drives the second screw sleeve 20 rotation in outside, make the mounting panel 23 on second screw sleeve 20 right side remove, can be through connecting card setting plate 15 in fixing base 11 inside fixing arm 9 and expand the length of arm, can use telescopic link 2 to adjust the length of arm simultaneously, enlarge the working range of arm.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides an extensible arm, includes fixed arm (9), flexible arm (21), elementary fixed plate (1) and connecting rod (5), its characterized in that: the utility model discloses a telescopic handle, including primary fixed plate (1), telescopic handle (2), secondary fixed plate (3) are fixed in the right side symmetry of telescopic handle (2), the right side central point of secondary fixed plate (3) welds and sets up primary fixed block (4), the symmetry rotates on primary fixed block (4) and is provided with connecting rod (5), the right side of connecting rod (5) rotates the side that sets up in secondary fixed block (6), the fixed first motor (8) that is provided with in right side of secondary fixed block (6), the right side of the output shaft of first motor (8) and first threaded rod (13) welding set up, the outside screw thread engagement of first threaded rod (13) has first screw thread sleeve (10), the right side welding of first threaded sleeve (10) is provided with fixing base (11), the outside installation of fixing base (11) is provided with arm (9), fixing base (11) internally mounted has and blocks and establish board (15), the right side installation of blocking and establishing board (15) is provided with second motor (18), the right side of the output shaft and second threaded rod (22) welding set up with first threaded rod (20) outside screw thread sleeve (20), the right side of the second threaded sleeve (20) is welded with a mounting plate (23).

2. An expandable mechanical arm according to claim 1, characterized in that the left side of the first motor (8) is welded and fixed to the left inner wall of the first motor protection cover (7), and the left side of the first motor protection cover (7) is welded and fixed to the right side of the secondary fixing block (6).

3. An expandable mechanical arm according to claim 1, characterized in that the left side of the second motor (18) is welded and fixed to the left inner wall of the second motor protection cover (17), and the left side of the second motor protection cover (17) is welded and fixed to the right side of the clamping plate (15).

4. An expandable mechanical arm according to claim 3, wherein the left side of the clamping plate (15) is clamped and fixed with a spring fixing plate (14), the left side of the spring fixing plate (14) is welded and provided with a spring (12), and the left side of the spring (12) is welded and fixed on the left side inner wall of the fixing seat (11).

5. An expandable mechanical arm according to claim 1, wherein the left inner wall of the fixed arm (9) is provided with a rubber buffer pad (16) in a gluing way, the left inner wall of the telescopic arm (21) is provided with a rubber buffer block (19) in a gluing way, and the mounting plate (23) is symmetrically provided with mounting holes (24).

6. An expandable manipulator according to claim 1, characterised in that the inner wall of the holder (11) is provided with a clamping hole (25).