Craftsmen from the hottest country parachuted to N

On the same day, Wang Jun, a national model worker, a craftsman from a large country and a skill expert from China Baowu Baoshan Iron and Steel Co., Ltd., parachuted to Ningbo Yiji Valve Manufacturing Co., Ltd. and Ningbo Purui Machinery Technology Co., Ltd. for on-site technical guidance, and carried out technical discussion activities face to face with trade union cadres and technical backbones of enterprises, Help enterprises

"how can we cure this' difficult and miscellaneous disease 'when the caliber of the new product line becomes larger and the thin-walled products are deformed and out of round?"

"what is the material of the product? In which process does it deform? What is the amount of deformation?"

in the afternoon of April 2, under the guidance of the Federation of trade unions of Fenghua District, Ningbo City, Zhejiang Province, a craftsman's enterprise assistance activity was held in Ningbo Yiji Valve Manufacturing Co., Ltd. and other enterprises

on the same day, the development and utilization of low odor automotive interior materials has become the utilization trend of automotive materials. The national model worker, craftsman of a large country, and China baowubaoshan iron and Steel Group Co., Ltd. should be highly valued by the industry. Wang Jun, a skill expert of Railway Co., Ltd., should be "airborne" to Ningbo Yiji Valve Manufacturing Co., Ltd. and Ningbo Purui Machinery Technology Co., Ltd. for on-site technical guidance, Carry out technical discussion activities face to face with trade union cadres and technical backbones of enterprises to help enterprises overcome technical bottlenecks

Ningbo Yiji Valve Manufacturing Co., Ltd. is an enterprise with a history of more than 60 years of professional design, production and sales of various high, medium and low pressure valves. During the exchange, Hu Songjun, the head of the valve production department of the company, first threw out the problem of "deformation and non roundness of thin-walled products" that bothered him most at present. Through discussion and exchange and on-site inspection of the production site, "diagnosis", Wang Jun quickly gave professional opinions and Solutions: "you can optimize the process flow, reduce the cutting amount, or change the processing method to change cutting to grinding. In addition, you can lengthen the cooling time to prevent thermal deformation."

at Ningbo Purui Machinery Technology Co., Ltd., Wang Jun visited and learned about all kinds of motor shafts, micro shafts, precision shafts and hardware produced by the enterprise with great interest, and talked with workers. In response to the technical problems raised by the enterprise, such as "the rising cost of subsequent processes due to the different hardness of individual No. 54 steel products in the heat treatment process", Wang Jun proposed a variety of solutions, which only contributed to the youth of the people, and took samples of parts for research. He also took the initiative to leave his contact information

in addition, Wang Jun also gave advice for enterprises to accelerate the intelligent transformation of products: "we hope that our manufacturing enterprises can make more young workers like to enter the workshop and not be a 'tool man'..."

inviting craftsmen to join the enterprise to help is one of the five actions of the "foundry project" of the Federation of trade unions of Fenghua district. By establishing a national, provincial, municipal and district "four level craftsman library", the District Federation of trade unions occasionally invited artisans at all levels in the corresponding field to "expose" to enterprises to carry out technical guidance, problem solving, skill training and other services according to the technical problem-solving needs of enterprises "listing". In the past three years, artisans above the municipal level have been invited to carry out technical assistance activities for nearly 20 times