阅读说明：本技术 一种齿盘固定螺母的加工方法 (Machining method of fluted disc fixing nut ) 是由 何远旺 于 2020-11-20 设计创作，主要内容包括：本发明涉及加工方法技术领域,尤其涉及一种齿盘固定螺母的加工方法。具体实施方法如以下步骤：下料,原料采用接近管料,下料成单一的所需重量或者长度；退火,将管料缓慢加热到一定温度,保持足够时间；磷化,将退火后的管料浸入磷化夜中,表面进行磷化润滑处理；锻造,锻造时将管料的花键端锻造到位,不留加工余量,倒角同时也加工出来,另一端的花纹在锻造时直接成形,减少后工序再加工,中间留有连皮废料,减少模具受力,在后工序冲孔去除；车削,车削时的基准选用花键齿的内端面,內撑定位装夹,需要车削外径倒角和螺纹,夹具只需要有效避开刀具,在按照需求进行车削加工；本发明的有益之处：解决了材料浪费问题,缩减工艺,降低加工成本。(The invention relates to the technical field of machining methods, in particular to a machining method of a fluted disc fixing nut. The specific implementation method comprises the following steps: blanking, wherein the raw material adopts a near pipe material and is blanked into a single required weight or length; annealing, namely, slowly heating the tube material to a certain temperature and keeping for enough time; phosphorization, namely soaking the annealed pipe material into a phosphorization solution, and carrying out phosphorization lubrication treatment on the surface of the pipe material; forging, the spline end of the pipe material is forged in place during forging, no machining allowance is left, the chamfer angle is machined at the same time, the pattern at the other end is directly formed during forging, the subsequent procedures are reduced for reprocessing, the connecting skin waste is left in the middle, the stress of the die is reduced, and the punching hole is removed in the subsequent procedures; turning, wherein the inner end face of the spline tooth is selected as a reference during turning, internal bracing positioning and clamping are carried out, external diameter chamfers and threads need to be turned, the clamp only needs to effectively avoid a cutter, and turning is carried out as required; the invention has the advantages that: the problem of material waste is solved, the process is reduced, and the processing cost is reduced.)

1. A machining method of a fluted disc fixing nut is characterized by comprising the following steps: the method comprises the following steps of blanking, annealing, phosphorizing, forging, punching, turning, heat treatment and surface treatment, and the specific implementation method comprises the following steps:

blanking, wherein the raw material adopts a near pipe material and is blanked into a single required weight or length;

annealing, namely slowly heating the tube material to a certain temperature, keeping the temperature for a sufficient time, then cooling the tube material at a proper speed, and annealing the tube material to the required hardness;

phosphorization, namely soaking the annealed pipe material into a phosphorization solution, and carrying out phosphorization lubrication treatment on the surface of the pipe material;

forging, the spline end of the pipe material is forged in place during forging, no machining allowance is left, the chamfer angle is machined at the same time, the pattern at the other end is directly formed during forging, the subsequent procedures are reduced for reprocessing, the connecting skin waste is left in the middle, the stress of the die is reduced, and the punching hole is removed in the subsequent procedures;

turning, wherein the inner end face of the spline tooth is selected as a reference during turning, internal bracing positioning and clamping are carried out, external diameter chamfers and threads need to be turned, the clamp only needs to effectively avoid a cutter, and turning is carried out as required;

and (4) performing heat treatment, namely putting the processed pipe material into the adjusted medium for heating, heat preservation and cooling, and changing the metallographic structure on the surface or in the material.

2. The method of claim 1, wherein: the phosphating and lubricating treatment enables the material to flow smoothly and is convenient to form.

3. The method of claim 1, wherein: and the surface treatment is to coat a protective layer on the surface of the processed pipe material.

Technical Field

The invention relates to the technical field of machining methods, in particular to a machining method of a fluted disc fixing nut.

Background

In the mechanical industry, a wide variety of products are produced with different requirements, and random strain is required for processing. The structure of some products is shown in figure 1, which is a workpiece with spline teeth on one end surface, knurls on the other end surface and threads on a middle hole. The machining of the workpiece is to machine the teeth of the spline on the left end surface, the workpiece is formed in a forging mode in the industry, the outer diameter of the workpiece is provided with a chamfer, the middle thread needs to be turned, the patterns on the right side are used for preventing slipping, and the workpiece is formed in two modes, namely stamping forming and knurling finishing during turning on a lathe. The general processing technology of the workpiece is as follows: the machining method comprises the steps of blanking, annealing, phosphorization, forging, punching, turning A + B, embossing, turning C, heat treatment and surface treatment, and has the advantages of long working procedure and unstable size.

Disclosure of Invention

The invention aims to provide a machining method of a fluted disc fixing nut, so as to overcome the defects in the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme:

a machining method of a fluted disc fixing nut is characterized by comprising the following steps: the method comprises the following steps of blanking, annealing, phosphorizing, forging, punching, turning, heat treatment and surface treatment, and the specific implementation method comprises the following steps:

blanking, wherein the raw material adopts a near pipe material and is blanked into a single required weight or length;

annealing, namely slowly heating the tube material to a certain temperature, keeping the temperature for a sufficient time, then cooling the tube material at a proper speed, and annealing the tube material to the required hardness;

phosphorization, namely soaking the annealed pipe material into a phosphorization solution, and carrying out phosphorization lubrication treatment on the surface of the pipe material;

forging, the spline end of the pipe material is forged in place during forging, no machining allowance is left, the chamfer angle is machined at the same time, the pattern at the other end is directly formed during forging, the subsequent procedures are reduced for reprocessing, the connecting skin waste is left in the middle, the stress of the die is reduced, and the punching hole is removed in the subsequent procedures;

turning, wherein the inner end face of the spline tooth is selected as a reference during turning, internal bracing positioning and clamping are carried out, external diameter chamfers and threads need to be turned, the clamp only needs to effectively avoid a cutter, and turning is carried out as required;

and (4) performing heat treatment, namely putting the processed pipe material into the adjusted medium for heating, heat preservation and cooling, and changing the metallographic structure on the surface or in the material.

Preferably, the phosphating and lubricating treatment enables smooth flowing of materials and facilitates forming.

Preferably, the surface treatment is to coat a protective layer on the surface of the finished pipe material.

The invention has the beneficial effects that: the inner end face of the spline tooth is selected as a reference during turning, internal bracing positioning and clamping are carried out, only outer diameter chamfers and threads need to be turned, and the whole machining process can be completed to a finished product by one turning process only by effectively avoiding a cutter through a clamp, so that the process can be shortened, the machining size can be effectively controlled, and intermediate transfer is reduced; in the actual production and processing process, the invention effectively shortens the processing procedure, greatly reduces the manpower and equipment requirements, improves the material utilization rate, shortens the turning time, has obvious effect of improving the overall production efficiency, improves the quality to a certain extent, solves the problems of working hours and material waste of processing the product or similar products, reduces the process, improves the quality and reduces the processing cost.

Drawings

FIG. 1 is a schematic diagram of a forged pooh in the machining method of the fluted disc fixing nut according to the invention;

FIG. 2 is a punched hole completion diagram of the machining method of the fluted disc fixing nut of the invention;

FIG. 3 is a turning clamping diagram of a method of machining a retaining nut for a toothed disc according to the present invention;

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1 to 3, the present embodiment is a method for machining a toothed disc fixing nut, and is characterized in that: the method comprises the following steps of blanking, annealing, phosphorizing, forging, punching, turning, heat treatment and surface treatment, and the specific implementation method comprises the following steps:

blanking, wherein the raw material adopts a near pipe material and is blanked into a single required weight or length;

annealing, namely slowly heating the tube material to a certain temperature, keeping the temperature for a sufficient time, then cooling the tube material at a proper speed, and annealing the tube material to the required hardness; the annealing method includes isothermal annealing, homogenization annealing, spheroidizing annealing, stress relief annealing, recrystallization annealing, stabilization annealing, magnetic field annealing, and the like.

Phosphorization, namely soaking the annealed pipe material into a phosphorization solution, and carrying out phosphorization lubrication treatment on the surface of the pipe material;

forging, the spline end of the pipe material is forged in place during forging, no machining allowance is left, the chamfer angle is machined at the same time, the pattern at the other end is directly formed during forging, the subsequent procedures are reduced for reprocessing, the connecting skin waste is left in the middle, the stress of the die is reduced, and the punching hole is removed in the subsequent procedures;

turning, wherein the inner end face of the spline tooth is selected as a reference during turning, internal bracing positioning and clamping are carried out, external diameter chamfers and threads need to be turned, the clamp only needs to effectively avoid a cutter, and turning is carried out as required;

and (4) performing heat treatment, namely putting the processed pipe material into the adjusted medium for heating, heat preservation and cooling, and changing the metallographic structure on the surface or in the material.

The phosphating and lubricating treatment enables the material to flow smoothly and is convenient to form. The coating provides protection for base metal, prevents the metal from being corroded to a certain extent, is used for priming before painting, improves the adhesive force and the anti-corrosion capability of a paint film layer, and plays a role in friction reduction and lubrication in a metal cold working process.

And the surface treatment is to coat a protective layer on the surface of the processed pipe material. The purpose of the surface treatment is to meet the requirements of corrosion resistance, wear resistance, decoration or other special functions of the product.

This embodiment is when implementing, the raw materials adopts and is close the pipe material, the unloading becomes single required weight or length, anneal to carrying out bonderizing lubrication treatment to the surface of material after required hardness, be convenient for in the forging process, smooth flow of material, be convenient for take shape, forge spline end in place during forging, do not leave the machining allowance, the chamfer is also processed simultaneously, the decorative pattern of the other end is directly taken shape when forging, reduce the reprocessing of back process, the centre leaves the company's skin waste material, reduce the mould atress, it gets rid of to punch a hole in the back process, the interior terminal surface of spline tooth is selected for use to the benchmark when turning, the internal stay location clamping, only need turning external diameter chamfer and screw thread, anchor clamps only need effectively avoid the cutter can accomplish whole machine tooling to the finished product just by a turning process, can shorten the process like this, can also effectual control machining size, reduce the centre and.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.