CN213717778U

CN213717778U - A connecting mechanism for a servo motor drive rod

Info

Publication number: CN213717778U
Application number: CN202022773547.9U
Authority: CN
Inventors: 谢小三; 魏思文
Original assignee: Nanjing Rita Automation Technology Co ltd
Current assignee: Hunan Sanchuan Industrial Technology Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-07-16
Anticipated expiration: 2030-11-25

Abstract

The utility model relates to the technical field of connection mechanisms, in particular to a connection mechanism for a servo motor drive rod, comprising a worktable, the surface of the worktable is fixedly connected with three brackets distributed at equal intervals, and the top of the brackets is fixedly connected There is a box body, a cavity is opened inside the box body, and a limit slot is set at the bottom of the limit slot. The utility model pushes the hand wheel, the hand wheel drives the second tooth plate to move, and the second tooth plate drives the gear to rotate, so that the three clamping plates move to the center point of the worktable finally, the workpiece is clamped and fixed, and the workpiece is clamped and fixed by the hand wheel. The moving distance feels the diameter of the three clamping plates, which achieves the effect of size adjustment according to different sizes of workpieces, and does not use traditional welding methods, which is convenient for users to install and maintain the workpieces, so that it is used for servo motor drive. The connecting mechanism of the rod has the advantage that it can be adjusted in real time according to workpieces of different sizes, avoiding welding.

Description

Connecting mechanism for servo motor driving rod

Technical Field

The utility model relates to an actuating lever technical field specifically is a coupling mechanism for actuating lever.

Background

The coupling is a mechanical part for firmly connecting a driving shaft and a driven shaft in different mechanisms to rotate together and transmitting motion and torque, is sometimes used for connecting a shaft and other parts, is usually composed of two halves which are respectively connected by a key or a tight fit and fastened at two shaft ends, and then the two halves are connected in a certain mode.

One of the connection structure of shaft coupling servo electric drive pole is the commonly used equipment in the modern industry, the shaft coupling of commonly using has standardized or standardization mostly, only needs the type of correct selection shaft coupling, the model and the size of confirming the shaft coupling under general condition, and current shaft coupling mostly can't carry out the regulation of size according to the work piece of equidimension not, and most and the direct fixed connection of equipment in the use, one nevertheless fixed back is difficult to dismantle, is difficult to maintain, is unfavorable for the user to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a coupling mechanism for servo motor actuating rod possesses and to adjust in real time according to not unidimensional work piece, welds effectual advantage, has solved that current shaft coupling is most can't carry out the regulation of size according to not unidimensional work piece, and in the use mostly with the direct fixed connection of equipment, once be difficult to dismantle after fixed, be difficult to maintain, be unfavorable for the problem that the user used.

In order to achieve the above object, the utility model provides a following technical scheme: a connecting mechanism for a servo motor driving rod comprises a workbench, wherein the surface of the workbench is fixedly connected with three supports which are distributed at equal intervals, the top of the bracket is fixedly connected with a box body, a cavity is arranged in the box body, a limit groove is arranged at the bottom of the cavity, the inner cavity of the limiting groove is connected with a limiting block in a sliding manner, the top of the limiting block is fixedly connected with a first toothed plate, a second toothed plate is movably connected to the top of the inner cavity of the box body, a threaded rod is connected to the inner cavity of the second toothed plate in a threaded manner, the opposite sides of the second toothed plate and the first toothed plate are rotatably connected with gears, the rear sides of the gears are rotatably connected with the box body through rotating shafts, the opposite sides of the two gears are provided with a third toothed plate, the third toothed plate is meshed with the gear, a movable rod is fixedly connected to one side of the third toothed plate, and one end of the movable rod penetrates through the surface of the box body and is fixedly connected with a clamping plate.

Preferably, the bottom of the bracket is fixedly connected with a connecting column, and the bottom of the connecting column is fixedly connected with a fixing plate.

Preferably, the quantity of grip block is three, three grip block constitutes the annular mount jointly, and the equal fixedly connected with protection pad in the relative one side of three grip block, the material of protection pad is the sponge.

Preferably, the shape of the workbench is annular, and a sliding hole is formed in the surface of the workbench.

Preferably, one end, far away from the toothed plate II, of the threaded rod penetrates through the outer side of the box body and is fixedly connected with a hand wheel, and anti-skidding threads are arranged on the surface of the hand wheel.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a rotating the hand wheel, the hand wheel drives the threaded rod and rotates, the threaded rod passes through the setting of screw thread and drives two removals of pinion rack, finally reached three grip block and removed to the central point of workstation, it is fixed to carry out the centre gripping to the work piece, the effect of carrying out size adjustment according to not unidimensional work piece has been reached, and do not adopt traditional welded mode, convenient user is to the installation and the maintenance of work piece, make this a coupling mechanism for servo motor actuating lever possess can adjust in real time according to not unidimensional work piece, avoid welded advantage, it can't carry out the regulation of size according to not unidimensional work piece mostly to have solved current shaft coupling, and most in the use with the direct fixed connection of equipment, nevertheless be difficult to dismantle after fixing, be difficult to maintain, be unfavorable for the problem.

2. The utility model discloses a cooperation of spliced pole and fixed plate is used, improves this coupling mechanism and servo motor's fixed effect, improves the stability of the device in the use, and annular through the grip block sets up, can carry out better fixing to the work piece, and through the setting of protection pad, can play the guard action to the work piece, can not harm the work piece in fixed process, through the setting of hand wheel, increase the frictional force between user's palm and the threaded rod, the better rotation threaded rod of person of facilitating the use.

Drawings

FIG. 1 is a perspective view of the present invention;

fig. 2 is a front sectional view of the box body of the present invention.

In the figure: 1. a work table; 2. a support; 3. a box body; 4. a chamber; 5. a limiting groove; 6. a limiting block; 7. a toothed plate I; 8. a threaded rod; 9. a hand wheel; 10. a toothed plate II; 11. a gear; 12. a toothed plate III; 13. a movable rod; 14. a clamping plate; 15. connecting columns; 16. a fixing plate; 17. a pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in figures 1 to 2: the utility model provides a connecting mechanism for a servo motor driving rod, which comprises a workbench 1, wherein the workbench 1 is annular, the surface of the workbench 1 is provided with a slide hole, the surface of the workbench 1 is fixedly connected with three brackets 2 which are distributed at equal intervals, the bottom of the bracket 2 is fixedly connected with a connecting column 15, the bottom of the connecting column 15 is fixedly connected with a fixed plate 16, the fixing effect of the connecting mechanism and a servo motor is improved by the matching use of the connecting column 15 and the fixed plate 16, the stability of the device in the using process is improved, the top of the bracket 2 is fixedly connected with a box body 3, a cavity 4 is arranged inside the box body 3, the bottom of the inner cavity of the cavity 4 is provided with a limiting groove 5, the inner cavity of the limiting groove 5 is slidably connected with a limiting block 6, the top of the limiting block 6 is fixedly connected with a first toothed plate 7, and the, the threaded rod 8 is connected to the inner cavity of the second toothed plate 10 through threads, one end, far away from the second toothed plate 10, of the threaded rod 8 penetrates to the outer side of the box body 3 and is fixedly connected with a hand wheel 9, anti-skid grains are arranged on the surface of the hand wheel 9, friction between a palm of a user and the threaded rod 8 is increased through the arrangement of the hand wheel 9, the threaded rod 8 is rotated better by the user, one sides, opposite to the first toothed plate 7, of the second toothed plate 10 are rotatably connected with a gear 11, the rear side of the gear 11 is rotatably connected with the box body 3 through a rotating shaft, three toothed plates 12 are arranged on one sides, opposite to the two gears 11, the three toothed plates 12 are meshed with the gear 11, one side of the three toothed plates 12 is fixedly connected with a movable rod 13, one end of the movable rod 13 penetrates through the surface of the box body 3 and is fixedly connected with clamping plates 14, the three clamping, can carry out better fixed to the work piece, the equal fixedly connected with protection pad 17 of one side that three grip block 14 is relative, 17's material is the sponge, through protection pad 17's setting, can play the guard action to the work piece, can not harm the work piece at fixed in-process.

The working principle is as follows: the utility model discloses during the use, the user is through fixing on servo motor's output shaft fixed plate 16, then rotate hand wheel 9, hand wheel 9 threaded rod 8 rotates, setting through the screw thread, make threaded rod 8 drive two 10 translations of pinion rack, two 10 in the in-process drive gear 11 rotations of translation of pinion rack, gear 11 drives three 12 removals of pinion rack in the pivoted in-process, three 12 drive movable rod 13 of pinion rack remove, movable rod 13 drives grip block 14 and removes, and then carry out the centre gripping to the work piece and fix, and then make this connection structure size adjustable, the workpiece setting is got up very conveniently, and dismantle simply, the person of facilitating the use uses.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A coupling mechanism for servo motor actuating rod, includes workstation (1), its characterized in that: the surface of the workbench (1) is fixedly connected with three supports (2) which are distributed at equal intervals, the top of each support (2) is fixedly connected with a box body (3), a cavity (4) is formed in the box body (3), a limiting groove (5) is formed in the bottom of an inner cavity of the cavity (4), an inner cavity of the limiting groove (5) is connected with a limiting block (6) in a sliding mode, the top of the limiting block (6) is fixedly connected with a first toothed plate (7), the top of the inner cavity of the box body (3) is movably connected with a second toothed plate (10), the inner cavity of the second toothed plate (10) is connected with a threaded rod (8) in a threaded mode, one side, opposite to the first toothed plate (7), of the second toothed plate (10) is connected with a gear (11) in a rotating mode, the rear side of the gear (11) is connected with the box body (3) in a rotating mode, the utility model discloses a refrigerator, including pinion rack three (12), pinion rack three (12) and gear (11) mesh mutually, one side fixedly connected with movable rod (13) of pinion rack three (12), the one end of movable rod (13) runs through to the surface of box (3) and fixedly connected with grip block (14).

2. A coupling mechanism for a servo motor drive rod according to claim 1, wherein: the bottom of the support (2) is fixedly connected with a connecting column (15), and the bottom of the connecting column (15) is fixedly connected with a fixing plate (16).

3. A coupling mechanism for a servo motor drive rod according to claim 1, wherein: the quantity of grip block (14) is three, annular mount is constituteed jointly in three grip block (14), the equal fixedly connected with protection pad (17) of one side that three grip block (14) are relative, the material of protection pad (17) is the sponge.

4. A coupling mechanism for a servo motor drive rod according to claim 1, wherein: the shape of the workbench (1) is annular, and a sliding hole is formed in the surface of the workbench (1).

5. A coupling mechanism for a servo motor drive rod according to claim 1, wherein: one end, far away from the second toothed plate (10), of the threaded rod (8) penetrates through the outer side of the box body (3) and is fixedly connected with a hand wheel (9), and anti-skid grains are arranged on the surface of the hand wheel (9).