CN220680033U - A lathe fixture for tubular components with a large aspect ratio - Google Patents

Abstract

The utility model relates to the technical field of clamps, in particular to a large-length-diameter-ratio pipe component lathe clamp which comprises a fixed connecting plate, wherein a fixed connecting column is connected to the end face of the fixed connecting plate, a fixed connecting plate is connected to the end face of the fixed connecting column, an adjusting screw is symmetrically connected to the end face of the fixed connecting plate, and a movable fixing plate is connected to the side wall of the adjusting screw and above the fixed connecting plate.

Description

A lathe fixture for tubular components with a large aspect ratio

Technical field

The utility model relates to the technical field of clamps, specifically a lathe clamp for tubular components with a large aspect ratio.

Background technique

At present, pipe components with a large aspect ratio will vibrate during turning, resulting in unstable straightness and cylindricity, and serious dimensional deviations. To address the above problems, it is necessary to provide a pipe component with a large aspect ratio that can ensure stable turning. Lathe fixtures.

Utility model content

The purpose of this utility model is to provide a lathe clamp for tubular components with a large aspect ratio to solve the problems raised in the above background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

A lathe clamp for tubular components with a large aspect ratio, including a fixed connection plate, the end face of the fixed connection plate is connected to a fixed connection column, the end face of the fixed connection column is connected to a fixed connection plate, the fixed connection plate An adjusting screw is symmetrically connected to the end face of the adjusting screw. A moving fixed plate is connected to the side wall of the adjusting screw and located above the fixed connecting plate. The bottom of the moving fixed plate is connected with multiple sets of positioning pins. The moving fixed plate has A movable support rod is connected to the end face, and a fixed connection ring is connected to the end face of the movable support rod. Multiple sets of driving cylinders are connected to the fixed connection ring. The driving end of the driving cylinder is connected to a connecting bracket. The connecting bracket The upper part is symmetrically connected with rotating rollers.

As a preferred solution of the present invention, a waist-shaped fixing groove is provided on the fixed connection plate corresponding to the M10 screw, and the cooperation between the M10 screw and the waist-shaped fixing groove is clearance fit.

As a preferred solution of the utility model, the adjusting screw is composed of a left-handed screw and a right-handed screw, and threaded holes are arranged on the fixed connecting plate and the movable fixed plate and corresponding to the adjusting screw, wherein the connection method between the adjusting screw and the threaded hole is a threaded connection.

As a preferred solution of the utility model, a pin hole is arranged on the fixed connecting plate and corresponds to the positioning pin, wherein the positioning pin and the pin hole are matched in a clearance fit.

As a preferred solution of the present invention, the driving cylinders are provided in three groups, wherein the three groups of driving cylinders are connected to the fixed connection ring at equal angles, and the driving cylinders are connected to the control switch through conduits.

As a preferred solution of the present invention, the connecting bracket and the rotating roller are connected through a rotating shaft, and the connection mode between the connecting bracket and the rotating shaft is a rotational connection.

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

1. In this utility model, a driving cylinder and a rotating roller are installed in the lathe fixture of tubular components with a large aspect ratio, thereby utilizing the interaction between the driving cylinder and the rotating roller and various components to achieve a more stable design during turning of the parts. , thus allowing the parts to be fixed during the use of lathe fixtures for large length-to-diameter ratio tubular components, making them more stable during turning, thus improving the quality of the product and solving the problem of instability during turning. .

Description of drawings

Figure 1 is a schematic diagram of the structure of the right and equal sides of the utility model;

Figure 2 is a schematic diagram of the explosion structure of Figure 1 of the present utility model;

Figure 3 is a partial structural diagram of Figure 1 of the utility model.

In the picture: 1. Fixed connecting plate; 2. Fixed connecting column; 3. Fixed connecting plate; 4. Adjusting screw; 5. Mobile fixed plate; 6. Positioning pin; 7. Mobile support rod; 8. Fixed connecting ring; 9 , driving cylinder; 10. connecting bracket; 11. rotating roller.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, rather than all the embodiments. Based on this The embodiments in the utility model and all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the utility model.

In order to facilitate understanding of the present utility model, the utility model will be described more comprehensively below with reference to the relevant drawings, and several embodiments of the utility model are given. However, the utility model can be implemented in many different forms and is not limited to The embodiments described herein are, rather, provided so that this disclosure will be thorough and complete.

Note that when an element is said to be "anchored" to another element, it can be directly on the other element or intervening elements may also be present. When an element is said to be "connected" to another element, it can be is directly connected to another element or may be simultaneously connected to an intermediate element. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

Unless otherwise defined, all technical and scientific terms used herein have the same meanings as commonly understood by those skilled in the technical field of the present invention. The terms used in the description of the present invention are only for the purpose of describing specific The embodiments are not intended to limit the invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Embodiment, please refer to Figures 1-3. This utility model provides a technical solution:

A lathe fixture for tubular components with a large aspect ratio, including a fixed connecting plate 1, an end face of which is connected to a fixed connecting column 2, an end face of which is connected to a fixed connecting plate 3, and a fixed connecting plate 3 There is an adjusting screw 4 symmetrically connected to the end face of the adjusting screw 4. A movable fixed plate 5 is connected to the side wall of the adjusting screw 4 and located above the fixed connecting plate 3. The bottom of the movable fixed plate 5 is connected with multiple sets of positioning pins 6. The movable fixed plate 5 A movable support rod 7 is connected to the end face of the movable support rod 7. A fixed connecting ring 8 is connected to the end face of the movable supporting rod 7. Multiple sets of driving cylinders 9 are connected to the fixed connecting ring 8. The driving end of the driving cylinder 9 is connected to a connecting bracket 10. The connecting bracket 10 is symmetrically connected with a rotating roller 11;

In this embodiment, referring to Figures 1, 2 and 3, a waist-shaped fixing groove is provided on the fixed connecting plate 1 and corresponds to the M10 screw, wherein the M10 screw and the waist-shaped fixing groove are matched in a clearance fit, and the device is fixed on the workbench of the lathe, and then the pipe parts are passed through the center of the fixed connecting ring 8, and one end of the pipe is fixed on the main shaft of the lathe, and three groups of driving cylinders 9 are provided, wherein the three groups of driving cylinders 9 are connected to the fixed connecting ring 8 at equal angles, and the driving cylinders 9 are connected to the control switch through the conduit, and then the control switch is started, and then the The other end of the pipe part is fixed, and then the concentricity of the pipe part and the lathe spindle is corrected by a calibration table. The adjusting screw 4 is composed of a section of left-handed screw and a section of right-handed screw. The fixed connecting plate 3 and the movable fixing plate 5 are provided with threaded holes corresponding to the adjusting screw 4, wherein the connection mode of the adjusting screw 4 and the threaded hole is threaded connection, and the fixed connecting plate 3 is provided with a pin hole corresponding to the positioning pin 6, wherein the matching mode of the positioning pin 6 and the pin hole is clearance matching, thereby adjusting the height of the device, and thus making the center of the pipe part and the lathe spindle on the same straight line;

Among them, a waist-shaped fixing groove is provided on the fixed connecting plate 1 and corresponding to the M10 screw. The cooperation between the M10 screw and the waist-shaped fixing groove is clearance fit. The adjusting screw 4 is made up of a left-hand screw and a right-hand screw. , the fixed connecting plate 3 and the movable fixed plate 5 are provided with threaded holes corresponding to the adjusting screw 4, wherein the connection mode of the adjusting screw 4 and the threaded hole is a threaded connection, and a pin is provided on the fixed connecting plate 3 corresponding to the positioning pin 6 hole, in which the positioning pin 6 and the pin hole are clearance fit. The driving cylinder 9 is provided with three groups, of which the three groups of driving cylinders 9 are connected to the fixed connection ring 8 at equal angles. The driving cylinder 9 is connected to the control switch through a conduit. connect. The connecting bracket 10 and the rotating roller 11 are connected through a rotating shaft, and the connecting mode of the connecting bracket 10 and the rotating shaft is a rotating connection design, which makes the device more convenient to use.

The workflow of the utility model: When using the lathe clamp for pipe components with a large aspect ratio, first, according to the length of the pipe parts, a waist-shaped fixing groove is provided on the fixed connecting plate 1 corresponding to the M10 screws, where the M10 screws are connected to the waist The device is fixed on the workbench of the lathe under the condition that the fitting method of the shaped fixing groove is clearance fit, and then the pipe parts are passed through the center of the fixed connecting ring 8, and one end of the pipe is fixed on the spindle of the lathe. There are three groups of driving cylinders 9, of which the three groups of driving cylinders 9 are connected to the fixed connecting ring 8 at equal angles. The driving cylinder 9 is connected to the control switch through a conduit and starts the control switch, thereby connecting the other parts of the pipe parts. One end is fixed, and then the concentricity of the pipe parts and the lathe spindle is corrected through calibration. The adjusting screw 4 is made up of a left-hand screw and a right-hand screw. The fixed connecting plate 3 and the moving fixed plate 5 are connected to the adjusting screw 4. A threaded hole is provided correspondingly, and the connection between the adjusting screw rod 4 and the threaded hole is a threaded connection. A pin hole is provided on the fixed connecting plate 3 corresponding to the positioning pin 6, and the cooperation between the positioning pin 6 and the pin hole is a clearance fit. Under the conditions, the height of the device is adjusted so that the centers of the pipe parts and the lathe spindle are on the same straight line. The connecting bracket 10 and the rotating roller 11 are connected through the rotating shaft. The connection mode of the connecting bracket 10 and the rotating shaft is The lathe is started under the condition of rotation connection, and then the processing of pipe parts is carried out.

Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art will understand that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention. , substitutions and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. A lathe fixture for a large length-to-diameter ratio pipe component, comprising a fixed connecting plate (1), characterized in that: a fixed connecting column (2) is connected to the end surface of the fixed connecting column (2), a fixed connecting plate (3) is connected to the end surface of the fixed connecting plate (3), an adjusting screw (4) is symmetrically connected to the end surface of the fixed connecting plate (3), a movable fixing plate (5) is connected to the side wall of the adjusting screw (4) and located above the fixed connecting plate (3), a plurality of groups of positioning pins (6) are connected to the bottom of the movable fixing plate (5), a movable support rod (7) is connected to the end surface of the movable fixing plate (5), a fixed connecting ring (8) is connected to the end surface of the movable support rod (7), a plurality of groups of driving cylinders (9) are connected to the fixed connecting ring (8), a connecting bracket (10) is connected to the driving end of the driving cylinder (9), and a rotating roller (11) is symmetrically connected to the connecting bracket (10). 2. A lathe fixture for tubular components with a large aspect ratio according to claim 1, characterized in that: a waist-shaped fixing groove is provided on the fixed connecting plate (1) corresponding to the M10 screw, wherein the M10 screw is The waist-shaped fixing groove has a clearance fit. 3. A lathe clamp for tubular components with a large aspect ratio according to claim 1, characterized in that: the adjusting screw (4) is made up of a section of left-hand screw and a section of right-hand screw, and the fixed connecting plate (3) A threaded hole is provided on the moving fixed plate (5) and corresponding to the adjusting screw rod (4), and the connection between the adjusting screw rod (4) and the threaded hole is a threaded connection. 4. A lathe clamp for tubular components with a large aspect ratio according to claim 1, characterized in that: the fixed connection plate (3) is provided with pin holes corresponding to the positioning pins (6), wherein the positioning pins (6) The fit with the pin hole is clearance fit. 5. A lathe fixture for a large length-to-diameter ratio pipe component according to claim 1, characterized in that: the driving cylinder (9) is provided with three groups, wherein the three groups of driving cylinders (9) are connected to the fixed connecting ring (8) at equal angles, and the driving cylinder (9) is connected to the control switch through a conduit. 6. A lathe clamp for tubular components with a large aspect ratio according to claim 1, characterized in that: the connecting bracket (10) and the rotating roller (11) are connected through a rotating shaft, wherein the connecting bracket (10) and the rotating roller (11) are connected by a rotating shaft. 10) The connection mode with the rotating shaft is rotational connection.