CN216577434U

CN216577434U - Vertical fastening positioning device for cylindrical part

Info

Publication number: CN216577434U
Application number: CN202122727117.8U
Authority: CN
Inventors: 李国庆; 牟东; 王培行
Original assignee: Suzhou Harmontronics Automation Technology Co Ltd
Current assignee: Suzhou Harmontronics Automation Technology Co Ltd
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2022-05-24
Anticipated expiration: 2031-11-09

Abstract

The utility model discloses a vertical fastening and positioning device for a cylindrical part, which comprises the cylindrical part, wherein a group of circular grooves are formed in the outer circumferential surface of the part; the sliding frame is sleeved with a spring, and the other end of the spring is abutted with a bottom plate fixedly arranged below the supporting seat; the sliding frame is provided with a rollable steel ball, and the outer circumferential surface of the steel ball can be abutted against the part and the supporting seat; the bottom of the sliding frame is fixedly provided with a strong magnet. The utility model has the following beneficial effects: the fixture has the advantages that the design is exquisite, the steel balls are matched with each other to position the part, the problem of concentricity deflection of the cylindrical part and the mounting hole due to the fact that no positioning edge exists is effectively solved, the positioning can be rapidly and accurately performed, the difficulty of part processing is reduced, the fixture is simple in structure, the cost is low, and the fixture is suitable for wide popularization.

Description

Vertical fastening positioning device for cylindrical part

Technical Field

The utility model relates to a positioning device, in particular to a vertical fastening positioning device for a cylindrical part.

Background

In mechanical structure, when a cylindrical part or other cylindrical parts are installed in a hole, because two circular surfaces are matched, uncertainty matching exists during installation, errors are difficult to accurately position, the problem of concentricity deflection is often caused after the cylindrical part and the hole are installed and locked, and great troubles are often caused in accurate positioning test of a precision measuring instrument. The need to obtain a good positioning presents a great problem for the practical production of the cylindrical part, the hole.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provides a vertical fastening and positioning device for a cylindrical part.

The purpose of the utility model is realized by the following technical scheme:

a vertical fastening and positioning device for cylindrical parts comprises a cylindrical part, wherein a group of circular grooves are formed in the outer circumferential surface of the cylindrical part; a spring is sleeved on the sliding frame, and the other end of the spring is abutted to a bottom plate fixedly arranged below the supporting seat; the sliding frame is provided with a steel ball capable of rolling, and the outer circumferential surface of the steel ball can be abutted against the part and the supporting seat; and a strong magnet is fixedly arranged at the bottom of the sliding frame.

Preferably, the sliding frame comprises a circular table end and a cylindrical end which are integrally formed, and the circular table end and the cylindrical end are provided with through grooves matched with the sizes of the parts; the steel ball is arranged on the circular truncated cone end in a rolling mode, and at least part of the cylindrical end extends into the opening of the bottom plate.

Preferably, the supporting seat and the bottom plate are fixedly connected through bolts.

Preferably, the top end of the through groove is trumpet-shaped.

Preferably, an electromagnet is further arranged below the bottom plate.

The utility model has the following beneficial effects:

1. the fixture has the advantages that the design is exquisite, the steel balls are matched with each other to position the part, the problem of concentricity deflection of the cylindrical part and the mounting hole due to the fact that no positioning edge exists is effectively solved, the positioning can be rapidly and accurately performed, the difficulty of part processing is reduced, the fixture is simple in structure, the cost is low, and the fixture is suitable for wide popularization.

2. The electromagnet can generate magnetic force when being electrified, so that the strong magnet and the sliding frame are driven to move downwards, the steel ball is enabled to release parts, and quick blanking is realized. The electromagnet loses power, the spring drives the sliding frame to move upwards, so that the steel ball can clamp the part, and the device is simple and convenient to operate, high in stability and wide in applicability.

Drawings

The technical scheme of the utility model is further explained by combining the accompanying drawings as follows:

FIG. 1: cross-sectional views of parts in preferred embodiments of the utility model;

FIG. 2: a cross-sectional view of a preferred embodiment of the utility model.

Detailed Description

The present invention will be described in detail below with reference to specific embodiments shown in the drawings. These embodiments are not intended to limit the present invention, and structural, methodical, or functional changes that may be made by one of ordinary skill in the art in light of these embodiments are intended to be within the scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

As shown in fig. 1 to 2, the present invention discloses a vertical fastening and positioning device for a cylindrical component, which includes a cylindrical component 100, wherein a set of circular grooves 101 is formed on an outer circumferential surface of the component 100. The device comprises a supporting seat 1, wherein a containing groove 11 is formed in the supporting seat 1, a sliding frame 2 is arranged in the containing groove 11, and the central axis of the sliding frame 2 is coaxial with the central axis of the containing groove 11. The sliding frame 2 comprises a circular table end 22 and a cylindrical end 23 which are integrally formed, and a through groove 24 matched with the size of the part 100 is formed in the circular table end 22 and the cylindrical end 23. The top end of the through groove 24 is horn-shaped, so that the part 100 is conveniently inserted into the through groove 24, the contact between the part 100 and the sliding frame 2 is reduced, and the qualified rate of the part 100 is ensured.

The sliding frame 2 is provided with a steel ball 21 capable of rolling, the steel ball 21 is arranged on the circular table end 22 in a rolling mode, and the outer circumferential surface of the steel ball 21 can be abutted to the part 100 and the supporting seat 1. The sliding frame 2 is sleeved with a spring 3, the other end of the spring 3 is abutted to a bottom plate 4 fixedly connected below the supporting seat 1 through a bolt 42, and the cylindrical end 23 at least partially extends into an opening 41 of the bottom plate 4. An electromagnet 6 is arranged below the bottom plate 4.

The electromagnet can generate magnetic force when being electrified, so that the strong magnet and the sliding frame are driven to move downwards, the steel ball is enabled to release parts, and quick blanking is realized. The electromagnet loses power, the spring drives the sliding frame to move upwards, so that the steel ball can clamp the part, and the device is simple and convenient to operate, high in stability and wide in applicability.

It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.

The above-listed detailed description is only a specific description of a possible embodiment of the present invention, and they are not intended to limit the scope of the present invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention should be included in the scope of the present invention.

Claims

1. Vertical fastening positioner of cylinder part, including being cylindric part (100), a set of circular recess (101), its characterized in that have been seted up on the outer periphery of part (100): the device comprises a supporting seat (1), wherein a containing groove (11) is formed in the supporting seat (1), a sliding frame (2) used for bearing a part (100) is arranged in the containing groove (11), and the central axis of the sliding frame (2) is coaxial with the central axis of the containing groove (11); a spring (3) is sleeved on the sliding frame (2), and the other end of the spring (3) is abutted against a bottom plate (4) fixedly arranged below the supporting seat (1); a rolling steel ball (21) is arranged on the sliding frame (2), and the outer circumferential surface of the steel ball (21) can be abutted against the part (100) and the supporting seat (1); and a strong magnet (5) is fixedly arranged at the bottom of the sliding frame (2).

2. The vertical fastening and positioning device for cylindrical parts according to claim 1, wherein: the sliding frame (2) comprises a circular table end (22) and a cylindrical end (23) which are integrally formed, and through grooves (24) matched with the size of the part (100) are formed in the circular table end (22) and the cylindrical end (23); the steel balls (21) are arranged on the circular table end (22) in a rolling mode, and the cylindrical end (23) at least partially extends into the opening (41) of the bottom plate (4).

3. The vertical fastening and positioning device for cylindrical parts according to claim 1, wherein: the supporting seat (1) and the bottom plate (4) are fixedly connected through a bolt (42).

4. The vertical fastening and positioning device for cylindrical parts according to claim 2, wherein: the top end of the through groove (24) is trumpet-shaped.

5. The vertical fastening and positioning device for cylindrical parts according to claim 1, wherein: an electromagnet (6) is arranged below the bottom plate (4).