CN220408532U

CN220408532U - Rotary positioning device

Info

Publication number: CN220408532U
Application number: CN202322312633.3U
Authority: CN
Inventors: 翟霄天; 石钱龙
Original assignee: Liding Intelligent Equipment Qingdao Group Co ltd
Current assignee: Liding Intelligent Equipment Qingdao Group Co ltd
Priority date: 2023-08-28
Filing date: 2023-08-28
Publication date: 2024-01-30
Anticipated expiration: 2033-08-28

Abstract

The utility model provides a rotary positioning device, which comprises a driving unit, a rotating unit and a positioning unit, wherein the driving unit is connected with the rotating unit; the rotating unit comprises a first gear and a second gear which are meshed with each other, the positioning unit comprises a positioning assembly, the positioning assembly comprises a first positioning piece and a second positioning piece, a first groove is formed in the first positioning piece, and a threaded hole is formed in a tangential plane of the first groove; the second locating piece is provided with a second groove, the positions of the first groove and the second groove are matched, and the fastener penetrates through the threaded hole and is abutted with the tangent plane of the second groove. The first locating piece and the second locating piece are fixed through only one fastener, after the second locating piece is worn, when the second locating piece is replaced, the second locating piece can be taken out from the first locating piece only by loosening the fastener, then the new second locating piece is replaced, and the fastener is screwed down to fix the second locating piece. The second locating piece is convenient and simple to replace, takes less time, and does not affect the assembly efficiency.

Description

Rotary positioning device

Technical Field

The application relates to the technical field of automation, in particular to a rotary positioning device.

Background

In the process of assembling the workpiece, the workpiece is usually required to be positioned once, then other parts of the workpiece are assembled, and in the process of assembling other parts of the workpiece, the workpiece is usually required to be rotated and positioned again so as to be suitable for assembling other parts of the workpiece.

In general, when the workpiece is rotated during the assembly process after the workpiece is positioned once, the workpiece is usually assisted to rotate by manual operation, but the workpiece cannot be positioned again accurately by manual operation of workpiece rotation, which easily causes damage to the workpiece.

Meanwhile, when the workpiece is aligned, friction is required to be generated between the positioning part and each workpiece, so that the positioning part is easy to wear, and the workpiece is positioned inaccurately after the positioning part is worn, so that a new positioning part needs to be replaced. In general, it takes a long time to replace the positioning portion, which affects the assembly efficiency.

Disclosure of Invention

In order to solve the technical problems, the application provides a rotary positioning device, which comprises a driving unit, a rotating unit and a positioning unit;

the rotary unit comprises a first gear and a second gear which are meshed with each other, and the first gear is connected with the extending end of the driving unit;

the positioning unit comprises a positioning plate arranged on the rotating unit, and a positioning assembly is arranged on the positioning plate;

the positioning assembly comprises a first positioning piece and a second positioning piece, the top end of the first positioning piece is provided with a mounting hole, and the second positioning piece is arranged in the mounting hole;

a first groove is formed in the first positioning piece, a threaded hole is formed in the tangent plane of the first groove, and the threaded hole is communicated with the mounting hole;

the second locating piece is provided with a second groove, the positions of the first groove and the second groove are matched, and the fastener penetrates through the threaded hole and is abutted to the tangent plane of the second groove.

In some embodiments of the present application, the positioning plate is further provided with a supporting portion.

In some embodiments of the present application, the positioning unit includes two positioning assemblies.

In some embodiments of the present application, two positioning assemblies and the supporting portion are arranged in a triangle.

In some embodiments of the present application, the driving unit is a servo motor.

Compared with the prior art, the utility model has the following advantages and beneficial effects: the first locating piece and the second locating piece in the rotary locating device are fixed through only one fastener, after the second locating piece is worn, when the second locating piece is replaced, the second locating piece can be taken out from the first locating piece only by loosening the fastener, then the new second locating piece is replaced, and the fastener is screwed down to fix the second locating piece. The second locating piece is convenient and simple to replace, takes less time, and does not affect the assembly efficiency.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model as claimed.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure, illustrate and explain the disclosure, and do not constitute a limitation on the disclosure. In the drawings:

FIG. 1 is a schematic view of a rotational positioning device according to an exemplary embodiment of the present application;

FIG. 2 is a front view of a rotational positioning device provided in an exemplary embodiment of the present application;

FIG. 3 is an enlarged view at A in FIG. 2;

fig. 4 is a top view of a rotational positioning device provided in an exemplary embodiment of the present application.

In the figure:

10. a driving unit;

20. a rotating unit; 201. a first gear; 202. a second gear; 203. a rotating plate; 204. a support post;

30. a positioning unit; 301. a positioning plate; 302. a positioning assembly; 3021. a first positioning member; 3022. a second positioning member; 3023. a first groove; 3024. a second groove; 3025. a threaded hole;

40. a supporting part.

Detailed Description

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure. It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be arbitrarily combined with each other.

In the related art, in the process of assembling a workpiece, it is generally required to position the workpiece once, then assemble other parts on the workpiece, and in the process of assembling other parts, it is also generally required to rotate and reposition the workpiece to adapt to the assembly of other parts.

Based on this, this application exemplary embodiment provides a rotation positioning device, only fixes through a fastener between first setting element and the second setting element in this rotation positioning device, when the second setting element wearing and tearing back, when carrying out the change of second setting element, only need transfer the fastener loose, can take out the second setting element from first setting element, later change new second setting element, screw up the fastener, can fix the second setting element. The second locating piece is convenient and simple to replace, takes less time, and does not affect the assembly efficiency.

Meanwhile, the driving unit can drive the positioning unit to rotate, and the control system controls the rotation process of the driving unit, so that the rotation angle of the workpiece can be accurately controlled, and the workpiece can be accurately positioned again.

An exemplary embodiment of the present application provides a rotational positioning device, as shown in fig. 1, which includes a driving unit 10, a rotating unit 20, and a positioning unit 30. The driving unit 10 is fixedly arranged below the fixing plate, the extending end of the driving unit 10 penetrates through the fixing plate, the rotating unit 20 is arranged on the extending end of the driving unit 10, the driving unit 10 can drive the rotating unit 20 to rotate, and then the positioning unit 30 is driven to rotate, so that the rotary positioning of a workpiece in the assembly process is realized.

As shown in fig. 1 and 2, the rotation unit 20 includes a first gear 201 and a second gear 202 engaged with each other, the first gear 201 being connected to the protruding end of the driving unit 10. Illustratively, the second gear 202 is a toothed slewing bearing, a mounting plate is fixedly disposed at the bottom of the second gear 202, and an inner ring of the second gear 202 is fixedly disposed on the mounting plate. A rotating plate 203 is arranged on the outer ring of the second gear 202, and a support 204 is arranged on the top of the rotating plate 203.

The positioning unit 30 includes a positioning plate 301 provided on the rotating unit 20, the positioning plate 301 being provided on the stay 204. The positioning plate 301 is provided with a positioning assembly 302. When the driving unit 10 drives the first gear 201 to rotate, the first gear 201 can drive the second gear 202 to rotate, and further drive the rotating plate 203 and the positioning unit 30 to rotate.

In one embodiment, the positioning unit 30 includes two positioning members 302. Of course, depending on the specific condition of the workpiece, one positioning assembly 302 may be provided, or more than two positioning assemblies 302 may be provided.

As shown in fig. 2 and referring to fig. 3, the positioning assembly 302 includes a first positioning member 3021 and a second positioning member 3022, the first positioning member 3021 is cylindrical, the first positioning member 3021 is mounted on the positioning plate 301 by a flange, and a mounting hole is provided at a top end of the first positioning member 3021. The second positioning member 3022 is stepped, and the bottom end thereof is shaped to fit in the mounting hole in which the second positioning member 3022 is disposed. In positioning the workpiece, the top end of the second positioning member 3022 may be adapted to the hole in the workpiece, and the second positioning member 3022 may be inserted into the workpiece to position the workpiece.

In an embodiment, as shown in fig. 3, a first groove 3023 is formed on the first positioning member 3021, specifically, a first groove 3023 is formed on a side wall of the first positioning member 3021, a threaded hole 3025 is formed in a tangential plane of the first groove 3023, and the threaded hole 3025 is communicated with the mounting hole.

The second positioning piece 3022 is provided with a second groove 3024, the positions of the first groove 3023 and the second groove 3024 are adapted, when the second positioning piece 3022 is installed in the first positioning piece 3021, the first groove 3023 and the second groove 3024 are communicated through the threaded hole 3025, and the fastener penetrates through the threaded hole 3025 and abuts against the tangential surface of the second groove 3024 to lock and fix the second positioning piece 3022.

As shown in fig. 1, the positioning plate 301 is further provided with a supporting portion 40. The supporting portion 40 is columnar and is fixedly mounted on the positioning plate 301 through a flange, and the supporting portion 40 is used for supporting the bottom surface of the workpiece.

As shown in fig. 4, the two positioning assemblies 302 and the supporting portion 40 are arranged in a triangle. The workpiece can be supported while being positioned, and the triangular layout can enable the workpiece to be supported more firmly.

In one embodiment, the driving unit 10 is a servo motor. The servo motor is high in precision, the servo motor is used for driving the rotating unit 20 to rotate, the positioning unit 30 is driven to rotate, the rotating angle of the positioning unit 30 can be provided, the rotating angle of a workpiece can be accurately controlled in the assembly process of the workpiece, and the workpiece is accurately repositioned.

In this application, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an 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 article or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of additional identical elements in an article or apparatus that comprises the element.

While preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following claims be interpreted as including the preferred embodiments and all such alterations and modifications as fall within the scope of the application.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present application without departing from the spirit or scope of the application. Thus, given that such modifications and variations of the present application are within the scope of the claims and their equivalents, such modifications and variations are intended to be included herein.

Claims

1. The rotary positioning device is characterized by comprising a driving unit, a rotating unit and a positioning unit;

2. The rotary positioning device of claim 1, wherein the positioning plate is further provided with a support.

3. The rotary positioning device of claim 2, wherein the positioning unit comprises two positioning assemblies.

4. The rotary positioning device of claim 2, wherein two of the positioning assemblies and the support portion are arranged in a triangle.

5. The rotary positioning device of claim 1, wherein the drive unit is a servo motor.