CN215035595U

CN215035595U - Processing tool for 3D printing nozzle shell

Info

Publication number: CN215035595U
Application number: CN202121391638.4U
Authority: CN
Inventors: 宋良良; 王德伟
Original assignee: Xi'an Chengli Aviation Manufacturing Co ltd
Current assignee: Xi'an Chengli Aviation Manufacturing Co ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2021-12-07
Anticipated expiration: 2031-06-22

Abstract

The utility model belongs to the technical field of the parts machining, a processing frock of 3D printing nozzle casing is related to, frock main part including the cylinder form, the frock main part is provided with the processing benchmark respectively on the surface, prints the depressed area of nozzle casing looks adaptation with 3D, the bilateral symmetry of depressed area is provided with the locating hole. The tool is suitable for machining of a 3D printing nozzle shell, the integrally formed structure is adopted, the clamping mode is simple and stable, the tool is easy to disassemble, the manufacturing cost can be effectively reduced, the manufacturing period is shortened, and the working efficiency is improved.

Description

Processing tool for 3D printing nozzle shell

Technical Field

The utility model belongs to the technical field of the parts machining, a 3D prints the nozzle casing, especially relates to a processing frock of 3D printing nozzle casing.

Background

The performance detection of the nozzle shell is an important process for manufacturing the nozzle of the aircraft engine, the machining precision of the nozzle shell directly influences the performance of the nozzle and indirectly influences the service life of the aircraft engine, and the high-precision nozzle shell must be machined to realize the sufficient combustion of the aircraft fuel so as to improve the combustion efficiency and ensure the combustion stability.

Generally, a machining allowance is left in a 3D printing nozzle shell, the 3D printing nozzle shell is difficult to position and inconvenient to machine on a machining table directly, and therefore machining conditions need to be improved by means of some tools. However, the existing processing tool is simple and crude, tedious in clamping, time-consuming and labor-consuming, and low in processing precision.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned prior art's shortcoming, provide a processing frock of 3D print nozzle casing, solve current frock machining precision low, operate complicacy, waste time and energy's problem.

The utility model aims at solving through the following technical scheme:

the machining tool for the 3D printing nozzle shell comprises a cylindrical tool main body, wherein machining benchmarks and recessed areas matched with the 3D printing nozzle shell are respectively arranged on the surface of the tool main body, and positioning holes are symmetrically formed in two sides of each recessed area.

Further, the sunken area is located the top surface of frock main part.

Furthermore, the sunken area is V-shaped, a bending part is arranged at the vertex angle of the sunken area, and the bending vertex angle of the bending part is in arc transition; and a fan-shaped boss is arranged at the bottom of the depressed area.

Furthermore, the positioning holes are symmetrically distributed on two sides of the bending vertex angle.

Furthermore, the positioning holes are two blind holes.

Further, the processing benchmark is "L" type structure downwards from the top surface of frock main part.

Compared with the prior art, the utility model provides a technical scheme has following effect: the processing tool structure suitable for the 3D printing nozzle shell is designed, the operation is simple and safe, the manufacturing cost can be effectively reduced, the manufacturing period is shortened, and the working efficiency is improved.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.

Fig. 1 is a structural diagram of a processing tool for a 3D printing nozzle shell according to the present invention;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is an isometric view of a certain model 3D printing nozzle housing;

FIG. 4 is a front view of FIG. 3;

fig. 5 is a rear view of fig. 3.

Wherein: 1. processing a standard; 2. a recessed region; 3. positioning holes; 4. a bending section; 5. a fan-shaped boss.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus consistent with certain aspects of the invention, as detailed in the following claims.

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and the embodiments.

Referring to fig. 1-2, the utility model provides a processing frock of 3D print nozzle casing, including the frock main part of cylinder form, the frock main part is provided with processing benchmark 1 on the surface respectively, prints the depressed area 2 of nozzle casing looks adaptation with 3D, the bilateral symmetry of depressed area 2 is provided with locating hole 3.

Further, the depressed area 2 is located on the top surface of the tool main body.

Further, the recessed area 2 is in a V shape, a bending part 4 is arranged at the vertex angle of the recessed area 2, and the bending vertex angle of the bending part 4 is in arc transition; the bottom of the depressed area 2 is provided with a fan-shaped boss 5.

Furthermore, the positioning holes 3 are symmetrically distributed on two sides of the bending vertex angle.

Further, the positioning holes 3 are two blind holes.

Further, the processing benchmark 1 is of an L-shaped structure from the top surface of the tool main body to the bottom.

The utility model provides a this kind of processing frock utilizes its certain model 3D of processing to print nozzle shell, and nozzle shell structure is shown with reference to figure 3-5, and specific working process is as follows: fig. 5 is a rear view of a 3D printing nozzle housing, and the surface is placed at the bending portion 4, and the 3D printing nozzle housing is placed in the recessed area 2, the design of the recessed area 2 is matched with the structure of the 3D printing nozzle housing, and the fan-shaped boss 5 of the recessed area 2 is matched with the recessed portion of the 3D printing nozzle housing; and (4) clamping and positioning through the positioning hole 3 by using a bolt, and fixing and starting machining the cutter.

To sum up, this kind of processing frock of 3D printing nozzle casing adopts the integrated into one piece structure, and the clamping mode is simple, stable, and easily dismantlement can reduce the cost of manufacture effectively, shorten the preparation cycle, improve work efficiency.

The above description is only exemplary of the invention, and is intended to enable those skilled in the art to understand and implement the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention.

It is to be understood that the present invention is not limited to what has been described above, and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.

Claims

1. The machining tool for the 3D printing nozzle shell is characterized by comprising a cylindrical tool main body, wherein the surface of the tool main body is provided with a machining datum (1) and a recessed area (2) matched with the 3D printing nozzle shell, and positioning holes (3) are symmetrically formed in two sides of the recessed area (2).

2. The machining tool for the 3D printing nozzle shell according to claim 1, wherein the recessed area (2) is located on the top surface of the tool body.

3. The processing tool for the 3D printing nozzle shell according to claim 2, wherein the depressed area (2) is V-shaped, a bent part (4) is arranged at the vertex angle of the depressed area (2), and the bent vertex angle of the bent part (4) is in arc transition; the bottom of the depressed area (2) is provided with a fan-shaped boss (5).

4. The machining tool for the 3D printing nozzle shell according to claim 3, wherein the positioning holes (3) are symmetrically distributed on two sides of a bending vertex angle.

5. The machining tool for the 3D printing nozzle shell according to claim 1, wherein the positioning hole (3) is two blind holes.

6. The processing tool for the 3D printing nozzle shell according to claim 1, wherein the processing datum (1) is in an L-shaped structure from the top surface of the tool body to the bottom.