CN218964273U

CN218964273U - Thread cutting device

Info

Publication number: CN218964273U
Application number: CN202223286463.8U
Authority: CN
Inventors: 冼文海
Original assignee: Foshan Haoyangsheng Metal Products Co ltd
Current assignee: Foshan Haoyangsheng Metal Products Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-05-05
Anticipated expiration: 2032-12-08

Abstract

The utility model relates to the technical field of thread cutting devices, in particular to a thread cutting device, which solves the problems that a small part of the thread cutting device is hung on a workpiece to be machined when a lathe is used for cutting, a phenomenon that a turning tool abuts against a cutting chip exists during cutting, the cutting chip abuts against the surface of the workpiece to be machined, and scratches are formed on the surface of the workpiece to be machined along with rotation of the workpiece to be machined, so that the machining quality of a product is affected. The utility model provides a screw thread cutting device, includes digit control machine tool and sets up the processing interval on the digit control machine tool and set up the triangle chuck on the processing interval inner wall, be equipped with two semicircle rings in the processing interval, be equipped with two guide openings on the processing interval inner wall, be equipped with on the semicircle ring and be used for the clearance to replace the flexible part of chip on the machined part and scratch the part. The utility model can clean the chips on the workpiece to be machined, and avoid the chips from influencing the machining quality of the product during machining.

Description

Thread cutting device

Technical Field

The utility model relates to the technical field of thread cutting devices, in particular to a thread cutting device.

Background

When the screw is produced, screw threads are required to be machined, tapping/threading, rolling/extruding, milling, turning and grinding are common in the existing thread machining modes, and when conical threads are machined, turning is generally used for cutting.

The existing turning is generally applied to a numerical control lathe, when the numerical control lathe is used, a program is set up, then a workpiece to be machined is clamped on a triangular chuck to automatically cut threads, when the numerical control lathe is used for cutting, a circle of chips can be generated during cutting, a part of the chips can fall down, a small part of the chips can be hung on the workpiece to be machined, when the numerical control lathe is used for cutting, the phenomenon that the turning tool abuts against the chips is caused, the turning tool abuts against the surface of the workpiece to be machined, scratches are formed on the surface of the workpiece to be machined along with the rotation of the workpiece to be machined, and the machining quality of a product is affected. There is a need for a thread cutting device that addresses the above-described problems.

Disclosure of Invention

The utility model aims to provide a thread cutting device, which solves the problems that a small part of the thread cutting device is hung on a workpiece to be machined when a lathe is used for cutting, and when the thread cutting device is used for cutting, a phenomenon that a turning tool abuts against a cutting chip exists, and the cutting chip abuts against the surface of the workpiece to be machined at the moment, and the surface of the workpiece to be machined forms scratches along with the rotation of the workpiece to be machined, so that the machining quality of a product is affected.

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

the utility model provides a screw thread cutting device, includes digit control machine tool and sets up the processing interval on the digit control machine tool and set up the triangle chuck on the processing interval inner wall, be equipped with two semicircle rings in the processing interval, be equipped with two guide openings on the processing interval inner wall, be equipped with on the semicircle ring and be used for the clearance to replace the flexible part of chip on the machined part and scratch the part.

Preferably, the telescopic component is including setting up the first electronic slide rail on the guiding mouth inner wall, sliding connection has the movable block on the first electronic slide rail, run through and fixedly connected with electric telescopic handle on the movable block, electric telescopic handle's flexible end and semicircle ring fixed connection, telescopic component's setting can provide power for the striking off of smear metal.

Preferably, the length of the guide opening is larger than the radius of the triangular chuck, and the semicircular ring is positioned at the left side of the triangular chuck when the electric telescopic rod is completely contracted.

Preferably, the scraping component comprises a U-shaped block arranged on the inner wall of the semicircular ring, the inner wall of the U-shaped block is rotationally connected with a shifting block through a rotating shaft, a torsion spring is arranged on the rotating shaft, the scraping component is arranged, chips can be scraped, a cavity is arranged in the shifting block, a sliding block is connected in the cavity in a sliding mode, the sliding block is elastically connected with the inner wall of the cavity through a spring, a supporting block penetrating through the cavity is fixedly connected on the sliding block, and the supporting block is in sliding connection with the shifting block, and the lower end of the shifting block is arc-shaped.

Preferably, the shifting block is provided with a guide part and a sliding part which have better shifting effect.

Preferably, the guide part comprises a second electric sliding rail arranged on the inner wall of the semicircular ring, a guide block is connected to the second electric sliding rail in a sliding manner, and the guide part can guide the arc block.

Preferably, the sliding part comprises an arc-shaped block fixedly connected to the side wall of the guide block, the U-shaped block is fixedly connected with the arc-shaped block, and the sliding part can be arranged to change the position of the shifting block so as to scratch more surfaces and achieve better cleaning effect.

The utility model has at least the following beneficial effects:

1. through setting up telescopic part and scraping the part, can treat the clearance of chip on the machined part, when avoiding processing, the chip influences the processingquality of product, and when not using simultaneously, semicircle ring is in the outside of triangle chuck, can not influence the processing of treating the machined part.

2. Through setting up guide part and sliding part, can carry out the change of shifting block position to support the lateral wall that the piece can scratch different positions, make the scope of scratch bigger, and then increase clean effect.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic view of an external structure of a thread cutting device according to the present utility model;

fig. 2 is a schematic diagram of the outer structure of a semicircular ring of a thread cutting device according to the present utility model;

FIG. 3 is a schematic view of the internal structure of a cavity of a thread cutting device according to the present utility model;

fig. 4 is a schematic view showing the outer structure of a semicircular ring in an embodiment 2 of a thread cutting device according to the present utility model;

fig. 5 is a schematic cross-sectional view of a semicircular ring in embodiment 2 of a thread cutting device according to the present utility model.

In the figure: 1. a numerical control machine tool; 2. a processing section; 3. a triangular chuck; 4. a semicircular ring; 5. a guide opening; 6. a first electric slide rail; 7. a moving block; 8. an electric telescopic rod; 9. a U-shaped block; 10. a shifting block; 11. a torsion spring; 12. a spring; 13. abutting blocks; 14. the second electric sliding rail; 15. a guide block; 16. arc blocks.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit or scope of the utility model, which is therefore not limited to the specific embodiments disclosed below.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Example 1

Referring to fig. 1-3, a thread cutting device comprises a numerical control machine tool 1, a machining section 2 arranged on the numerical control machine tool 1 and a triangular chuck 3 arranged on the inner wall of the machining section 2, wherein two semicircular rings 4 are arranged in the machining section 2, two guide ports 5 are arranged on the inner wall of the machining section 2, and a telescopic component and a scraping component for cleaning chips on a substituted workpiece are arranged on the semicircular rings 4.

The telescopic component comprises a first electric sliding rail 6 arranged on the inner wall of the guide opening 5, a moving block 7 is connected to the first electric sliding rail 6 in a sliding manner, an electric telescopic rod 8 is penetrated through the moving block 7 and fixedly connected with the moving block 7, and the telescopic end of the electric telescopic rod 8 is fixedly connected with the semicircular ring 4.

The length of the guide opening 5 is larger than the radius of the triangular chuck 3, and when the electric telescopic rod 8 is completely contracted, the semicircular ring 4 is positioned at the left side of the triangular chuck 3.

The scraping component comprises a U-shaped block 9,U arranged on the inner wall of a semicircular ring 4, a shifting block 10 is rotatably connected to the inner wall of the U-shaped block 9 through a rotating shaft, a torsion spring 11 is arranged on the rotating shaft, a cavity is arranged in the shifting block 10, a sliding block is connected in a sliding manner in the cavity, the sliding block is elastically connected with the inner wall of the cavity through a spring 12, a supporting block 13 penetrating the cavity is fixedly connected to the sliding block, the supporting block 13 is in sliding connection with the shifting block 10, the lower end of the shifting block 10 is arc-shaped, in an initial state, an electric telescopic rod 8 contracts, the semicircular ring 4 is arranged on the left side of a triangular chuck 3 and does not affect the processing of a workpiece, meanwhile, a first electric sliding rail 6 enables two moving blocks 7 to be arranged at the front end and the rear end respectively and does not collide with the triangular chuck 3, so that the processing is not affected, when the scraping of chips is required, firstly the electric telescopic rod 8 stretches, the semicircular ring 4 moves to the right side of the triangular chuck 3, then the two first electric slide rails 6 are started to enable the moving block 7 to move, the electric telescopic rod 8 to move, so that the two semicircular rings 4 are close, when the two semicircular rings 4 are attached, the abutting block 13 abuts against the outer side wall of a workpiece to be machined, the spring 12 is arranged with the sliding block, the abutting block 13 can stretch and retract, so that the workpiece to be machined with different diameters is suitable for use, then the electric telescopic rod 8 stretches, the semicircular rings 4 move to drive the plurality of abutting blocks 13 to move, when the abutting block 13 moves, chips on the side wall of the workpiece to be machined can be scraped, the chips can be scraped, when the abutting block 13 meets threads, the poking block 10 can be rotated, so that the abutting block 13 is prevented from being clamped with the threads, meanwhile, the torsion spring 11 can reset the poking block 10, the elasticity of the torsion spring 11 and the spring 12 is enough, so that the sufficient pressure exists, the abutment 13 is prevented from being separated from the workpiece to be machined when scraping off the chips.

Example 2

Referring to fig. 4-5, a thread cutting device comprises a numerical control machine tool 1, a machining section 2 arranged on the numerical control machine tool 1 and a triangular chuck 3 arranged on the inner wall of the machining section 2, wherein two semicircular rings 4 are arranged in the machining section 2, two guide ports 5 are arranged on the inner wall of the machining section 2, and a telescopic component and a scraping component for cleaning chips on a substituted workpiece are arranged on the semicircular rings 4.

The shifting block 10 is provided with a guiding component and a sliding component which enable the shifting effect to be better.

The guide part comprises a second electric slide rail 14 arranged on the inner wall of the semicircular ring 4, and a guide block 15 is connected to the second electric slide rail 14 in a sliding manner.

The sliding component comprises an arc-shaped block 16 fixedly connected to the side wall of the guide block 15, the U-shaped block 9 is fixedly connected with the arc-shaped block 16, after the reciprocating scraping, the second electric sliding rail 14 can be started, so that the guide block 15 moves, the arc-shaped block 16 moves, the positions of the plurality of supporting blocks 13 change, the scraping is performed again, the scraped surface is larger, and the cleaning effect is improved.

While preferred embodiments of the present utility model 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 utility model.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a screw thread cutting device, includes digit control machine tool (1) and sets up processing interval (2) on digit control machine tool (1) and set up triangle chuck (3) on processing interval (2) inner wall, a serial communication port, be equipped with two semicircle rings (4) in processing interval (2), be equipped with two guiding ports (5) on processing interval (2) inner wall, be equipped with on semicircle rings (4) and be used for the clearance to replace the flexible part and the part of scraping of chip on the machined part.

2. The thread cutting device according to claim 1, wherein the telescopic component comprises a first electric sliding rail (6) arranged on the inner wall of the guide opening (5), a moving block (7) is slidably connected on the first electric sliding rail (6), an electric telescopic rod (8) is penetrated through and fixedly connected on the moving block (7), and the telescopic end of the electric telescopic rod (8) is fixedly connected with the semicircular ring (4).

3. A thread cutting device according to claim 2, wherein the length of the guide opening (5) is greater than the radius of the triangular chuck (3), and the semicircle (4) is located on the left side of the triangular chuck (3) when the electric telescopic rod (8) is fully retracted.

4. The thread cutting device according to claim 1, wherein the scraping component comprises a U-shaped block (9) arranged on the inner wall of the semicircular ring (4), the inner wall of the U-shaped block (9) is rotationally connected with a shifting block (10) through a rotating shaft, a torsion spring (11) is arranged on the rotating shaft, a cavity is arranged in the shifting block (10), a sliding block is slidably connected in the cavity, the sliding block is elastically connected with the inner wall of the cavity through a spring (12), a supporting block (13) penetrating through the cavity is fixedly connected on the sliding block, the supporting block (13) is slidably connected with the shifting block (10), and the lower end of the shifting block (10) is arc-shaped.

5. A thread cutting device according to claim 4, wherein the shifting block (10) is provided with guiding means and sliding means for better shifting.

6. A thread cutting device according to claim 5, wherein the guiding means comprises a second electrically driven sliding rail (14) arranged on the inner wall of the semicircle ring (4), and a guiding block (15) is slidingly connected to the second electrically driven sliding rail (14).

7. A thread cutting device according to claim 6, wherein the sliding member comprises an arc-shaped block (16) fixedly connected to the side wall of the guide block (15), and the U-shaped block (9) is fixedly connected to the arc-shaped block (16).