Manufacturing system and manufacturing method of sintered product

Abstract

A manufacturing system according to an aspect of the present disclosure includes: a molding apparatus configured to uniaxially press raw material powder containing metal powder to fabricate a powder compact whose whole or part has a relative density of 93% or more; a robot processing apparatus including an articulated robot configured to machine the powder compact to fabricate a processed molded article; and an induction heating sintering furnace configured to sinter the processed molded article by high frequency induction heating to fabricate a sintered product.

1 . A manufacturing system of a sintered product, comprising:
 a molding apparatus configured to uniaxially press raw material powder containing metal powder to fabricate a powder compact whose whole or part has a relative density of 93% or more;   a robot processing apparatus including an articulated robot configured to machine the powder compact to fabricate a processed molded article; and   an induction heating sintering furnace configured to sinter the processed molded article by high frequency induction heating to fabricate a sintered product.   
     
     
         2 . The manufacturing system of a sintered product according to  claim 1 , further comprising an acquisition unit configured to acquire 3D data of a target product serving as a reference of a shape. 
     
     
         3 . The manufacturing system of a sintered product according to  claim 2 , further comprising an inspection apparatus configured to execute, based on the 3D data of the target product, an inspection of at least one of dimensional precision of the sintered product and presence or absence of a defect. 
     
     
         4 . The manufacturing system of a sintered product according to  claim 2 , further comprising a computer apparatus configured to create, based on the 3D data of the target product, a processing program for controlling operation of the robot processing apparatus,
 wherein   the robot processing apparatus fabricates the processed molded article based on the processing program.   
     
     
         5 . The manufacturing system of a sintered product according to  claim 1 , wherein
 the robot processing apparatus includes a plurality of the articulated robots, and   the plurality of the articulated robots includes a first robot configured to hold a tool for processing the powder compact, and a second robot configured to hold the powder compact.   
     
     
         6 . A manufacturing system of a sintered product, comprising:
 a processing apparatus configured to machine a powder compact following 3D data of a target product serving as a reference of a shape to fabricate a processed molded article; and   a sintering apparatus configured to sinter the processed molded article to fabricate a sintered product.   
     
     
         7 . The manufacturing system of a sintered product according to  claim 6 , further comprising a 3D scanner configured to acquire 3D data of the target product in a non-contact manner. 
     
     
         8 . The manufacturing system of a sintered product according to  claim 6 , wherein:
 the processing apparatus is a robot processing apparatus including an articulated robot; and   the manufacturing system further includes a computer apparatus configured to create, based on the 3D data of the target product, a processing program for controlling operation of the robot processing apparatus.   
     
     
         9 . The manufacturing system of a sintered product according to  claim 6 , further comprising an inspection apparatus configured to execute, based on the 3D data of the target product, an inspection of at least one of dimensional precision of the sintered product and presence or absence of a defect. 
     
     
         10 . The manufacturing system of a sintered product according to  claim 6 , further comprising a molding apparatus configured to uniaxially press raw material powder containing metal powder to fabricate the powder compact whose whole or part has a relative density of 93% or more. 
     
     
         11 . The manufacturing system of a sintered product according to  claim 6 , wherein the sintering apparatus is an induction heating sintering furnace configured to sinter the processed molded article by high frequency induction heating. 
     
     
         12 . The manufacturing system of a sintered product according to  claim 6 , further comprising a mobile apparatus capable of traveling on a road, wherein:
 the processing apparatus is a robot processing apparatus including an articulated robot;   the sintering apparatus is an induction heating sintering furnace configured to sinter the processed molded article by high frequency induction heating; and   apparatuses to be mounted on the mobile apparatus include the robot processing apparatus and the induction heating sintering furnace.   
     
     
         13 . The manufacturing system of a sintered product according to  claim 12 , wherein the apparatuses to be mounted on the mobile apparatus include a 3D scanner configured to acquire the 3D data of the target product in a non-contact manner. 
     
     
         14 . The manufacturing system of a sintered product according to  claim 1 , wherein the whole or part of the powder compact has a relative density of 96% or more. 
     
     
         15 . A manufacturing method of a sintered product, wherein the sintered product is manufactured by using the manufacturing system according to  claim 1 . 
     
     
         16 . The manufacturing system of a sintered product according to  claim 6 , wherein the whole or part of the powder compact has a relative density of 96% or more. 
     
     
         17 . A manufacturing method of a sintered product, wherein the sintered product is manufactured by using the manufacturing system according to  claim 6 .