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Intelligent forging forming process of difficult-to-deform alloy

A forming process and difficult-to-deform technology, applied in the direction of manufacturing tools, metal processing equipment, forging/pressing/hammer devices, etc., can solve the problems affecting the accuracy of process parameters, single automatic forging products, high production costs, etc., to avoid heating temperature Inaccurate and holding time, overcome the inability to identify the position of the forging, and solve the effect of unstable quality

Active Publication Date: 2020-11-06
NORTHWESTERN POLYTECHNICAL UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Although my country has made great progress in the development of forging equipment in recent years, many advanced forging equipment have been built, and the level of automated forging has also been greatly improved, but at present, the forging of difficult-to-deform alloys has not realized automated production at all, and most of the forging steps are still It needs manual operation to complete, which is mainly related to the special forging characteristics and usage quantity of difficult-to-deform alloys
Refractory alloys have very strict requirements on different process parameters such as heating and holding time, transfer, forging temperature, deformation, speed, cooling, etc. The favorable factor of manual operation in the forging process of refractory alloys is that they can be judged and operated according to the site conditions. It avoids problems such as single automated forging products, inability to handle abnormal working conditions, and low degree of intelligence. The disadvantages are that it will affect the accuracy of different batches of process parameters, serious labor occupation, high production costs, and low efficiency.

Method used

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  • Intelligent forging forming process of difficult-to-deform alloy
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  • Intelligent forging forming process of difficult-to-deform alloy

Examples

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Comparison scheme
Effect test

example 1

[0025] Example 1: Use step 1 of this process to set the heating position of the titanium alloy blank on the Profinet centralized control system and number 1 # ~5 # , using robot A to clamp and place the billet, the centralized control system calculates the heating temperature as 850±10°C according to the material characteristics and the billet size, the heating rate is 15°C / min, and the holding time is 40min. The box-type heating furnace starts heating through PLC control ; Step 2 The centralized control system commands the mold to start spraying the release agent, robot A takes the heated billet out of the heating furnace, clamps and transfers the billet to the 8000t electric spiral forging equipment according to the set trajectory, and the centralized control system issues an instruction to Robot B places the billet into the mold; step 3. The centralized control system sends instructions to the 8000t electric screw forging equipment to forge according to the forging paramete...

example 2

[0026] Example 2: Use step 1 of this process to set the heating position of the superalloy billet on the Profinet centralized control system and number 1 # ~10 # , use robot A to clamp and place the billet, the centralized control system calculates the heating temperature as 1140±10°C according to the material characteristics and the billet size, the heating rate is 10°C / min, and the holding time is 90min. The box-type heating furnace starts heating through PLC control ; Step 2 The centralized control system commands the mold to start spraying the release agent, robot A takes the heated billet out of the heating furnace, clamps and transfers the billet to the 8000t electric spiral forging equipment according to the set trajectory, and the centralized control system issues an instruction to Robot B places the blank into the mold; step 3. The centralized control system sends instructions to the 8000t electric screw forging equipment to forge according to the forging parameters o...

example 3

[0027] Example 3: Use step 1 of this process to set the heating position of the titanium alloy blank on the Profinet centralized control system and number 1 #~4 # , using robot A to clamp and place the billet, the centralized control system calculates the heating temperature as 940±10°C according to the material characteristics and the billet size, the heating rate is 15°C / min, and the holding time is 110min. The box-type heating furnace starts heating through PLC control ; Step 2 The centralized control system commands the mold to start spraying the release agent, robot A takes the heated billet out of the heating furnace, clamps and transfers the billet to the 8000t electric spiral forging equipment according to the set trajectory, and the centralized control system issues an instruction to Robot B places the billet into the mold; step 3. The centralized control system sends instructions to the 8000t electric screw forging equipment to forge according to the forging paramete...

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Abstract

The invention relates to an intelligent forging forming process of a difficult-to-deform alloy. The intelligent forging forming process of the difficult-to-deform alloy aims to stabilize forging process parameters and reduce the quality fluctuation of different batches of forge pieces. According to the process, on-line monitoring of the temperature, the position, the pressure, the size and the like is combined with machine operation according to the forging characteristics of the difficult-to-deform alloy, and intelligent forging control over the difficult-to-deform alloy is achieved. Firstly,the related forging process parameters of the difficult-to-deform alloy are set on a Profinet central control system, then intelligent judgment and real-time treatment of heating, transferring, temperature detection, forging and mold stripping are started to be carried out, and finally the forge pieces are screened and sorted to obtain the qualified forge pieces.

Description

technical field [0001] The invention belongs to the field of intelligent manufacturing, and relates to an intelligent forging and forming process for hard-to-deform alloys. Background technique [0002] Difficult-to-deform alloys such as titanium alloys and high-temperature alloys generally have special performance advantages, and are the best materials for making key load-bearing components. They are currently widely used in the aerospace field, but the working environment of key load-bearing components for aerospace is harsh and the force is complex. , often have higher performance requirements. Forging is the main way to produce hard-to-deform alloy components. Hard-to-deform alloy forgings generally need to go through a series of steps such as heating, heat preservation, transfer, forging, cooling, heat treatment, etc., but hard-to-deform alloys are often very sensitive to process parameters. Different Process parameters often produce forgings with different properties....

Claims

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Application Information

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IPC IPC(8): B21J1/06B21J5/00B21J5/02B21J9/20B21J13/10B07C5/10B07C5/36
CPCB21J1/06B21J5/00B21J5/02B21J9/20B21J13/10B07C5/10B07C5/362B07C2501/0063
Inventor 赵张龙万剑平王志录张元东
Owner NORTHWESTERN POLYTECHNICAL UNIV