SUMEC TOUCH WORLD

      Our company's YK31 series CNC hobbing machine are suitable for energy, transportation, mining machinery, electric power, heavy machinery and other industries in the processing of medium and large precision gear; It can also process all kind of spur gear, helical gear, small taper gear, drum gear, turbine, etc. Replacing the internal milling or internal hob head can meet the internal tooth machining. The machine tool has good overall rigidity and meets the requirements of heavy load and high speed machining.

Machine tool characteristics

1. The adjustment of the Angle of the hob head is realized by the servo motor directly driving the high-precision worm gear pair, so as to ensure the accuracy of the Angle adjustment.
2. The hob spindle is driven by high-power AC spindle motor, stepless speed regulation, and anti-backlash mechanism is adopted in the transmission process to achieve high-precision and high-rigidity main motion transmission.
3. The worktable is supported by large-scale hydrostatic bearing and driven by high-precision double-turbo-worm pair to ensure the accurate gapless indexing motion of the worktable.

High social reputation.The company has won the provincial advanced unit of production safety in industrial economy, safety produce model units, the contract and trustworthy enterprise, outstanding contribution of tax units, municipal civilized unit, etc. Scientific and standardized corporate governance. In the machinery manufacturing industry taking the lead through the ISO9001“Quality Management System certificate”, ISO14001 “Environmental Management System. Certificate” and OHSAS18001 “Occupation Health and Safety Management System Certificate”. Well-equipments and first-class technology. Company has more than 500 staffs, with skilled technology level of senior technician more than 200 people. Having all kinds of advanced processing and testing equipment about more than 500 sets, and the rate of NC equipment more than 90%. Sophisticated processing technology and sophisticated equipment to ensure product quality.

Company’s technology strength is abundant. Has the hundreds of professional R&D team, We have more than 40 senior engineers, national, provincial and municipal experts. Have over 40 patent technologies with independent intellectual property rights and many of our new products to the domestic and international advanced level won the national new product award and “Chunyan Award”. Company’s technology center was identified as provincial enterprise technology center and Engineering Center.

 Company has full specification of the gear shapers. The “Yichang” brand CNC gear shaper can machining diameter from φ 200mm to φ 500mm with nine series of hundreds of specifications CNC gear machines ,CNC sector gear shaping machine, CNC rack shaper, CNC milling machine ,CNC serration machines, CNC gear hobbing machine. And according to user needs, development of the best cost-effective machine, the special tool, fixture and automatic load and unload device.

in 1968  October 26State Planning Commission approves the establishment of Yangtze River

in 1970  The company's first gear shaping machine Y5135 came out

in 2002  A new leadership team settled in and implemented restructuring,"Yichang Changji Technology Co., Ltd."

in 2003  Obtained the "Three Standards" management system **. YKM51250 large-scale precision CNC gear shaping machine was successfully developed

in 2007  Yichang brand series gear shaping machines won the title of "National Machinery Industry Users Satisfied Product"

in 2010  With the approval of the municipal government,"Changji Road" was officially completed and named

in 2012  The registered trademark of "Yichang" was awarded the title of well-known trademark in China. The first large-scale gear hobbing machine was successfully developed

in 2015  The first universal CNC gear shaper machine, YKW5165, was launched. Enterprise Technology Center was rated as "Excellent Technology Center" in Hubei Province

in 2017  The YK3180A gear hobbing machine was exported to India for the first time, and the YKS5132H entered the Korean automobile production line

in 2018  YK8132 powerful gear scraping machine was successfully developed

in 2020  Won the 8th Yangtze River Quality * Nomination *

the 2022 The company was selected into the third batch of specialized and innovative "little giant" enterprises of the Ministry of Industry and Information Technology

 Yichang Changjiang Machine Technology Co., Ltd.(CJMT) was founded in 1968, is the "third-line" enterprises of national designated production of gear shaper machine, is a large backbone enterprise of the Ministry of Machinery Industry. The company is continuously committed to personnel training, product research and development, workshop building expansion, equipment renewal and management reform, and has grown into one of the comprehensive strength of the strongest enterprises in the domestic gear machine tool industry. Products cover gear shaper machines, gear hobbing machines, gear milling machines, gear grinding machines, gear scraping machines, machine remanufacturing and personalized solutions.

The company has won honors such as national key high-tech enterprises, provincial enterprise technology centers and engineering centers, provincial civilized units, provincial and provincial integration demonstration units, Hubei Changjiang River quality Award, Hubei Province specialized special new "Little Giant" and so on. It is the "first batch of manufacturing individual champion enterprises" and "provincial unpublicized champion demonstration enterprise" of the Ministry of Industry and Information Technology.

The Course of Enterprise Development

Generation after generation of long-distance machine people hold our original heart, realize the serialization of gear shaper machine, break the international blockade, and save a lot of foreign exchange reserves for the country at the same time. With the restructuring of enterprises, CJMT once again coruscate vitality, workshops, staff apartments, restaurant, equipment continue to invest, gear shaper machines continue to upgrade, the market share number one in the country. On this basis, the products are gradually extended to gear hobbing machine, gear milling machine, gear scraping machine, gear grinding machine and so on, and developed into an important series of domestic gear machine research and development enterprises.

Corporate Culture

Vision: customer satisfaction, staff pride, beautiful environment, social admiration

Mission: to realize the rise of Gear Machine tools in China

Core values: customer achievement, pursuit of excellence, action is Important, teamwork, sense of ownership, hard work and perseveringly

Enterprise spirit: character, quality and grade

Business philosophy: based on the long-term, focus on machine tool, science and technology to lead the future and cultural inheritance and innovation

Core Technology

The breakthrough of the core technology promotes the upgrading of the machine tool, and the company is constantly committed to the research of the core technology of the product. The company has more than 100 professional R & D personnel and more than 130 patents with independent intellectual property rights, among them, there are more than 30 invention patents. More than 300 new technologies and new processes have been developed and implemented, and more than 10 national and provincial new products have been developed. The company is one of the main drafting units of national standards in the basic industry, drafting and participating in the formulation of 35 national standards and industry standards.

       Combined with the national strategic emerging industry layout, the company vigorously carries out research and development of high-end gear manufacturing equipment. Focusing on the needs of intelligent gear processing equipment, through scientific and technological research, it has successively integrated and applied intelligent detection technology, data processing and intelligent control technology to the gear equipment developed., multi-axis linkage and multi-channel composite technology, intelligent IoT technology, etc., have improved the performance of CNC gear processing machines, improved remote operation and maintenance service capabilities, and strengthened customers 'pre-sales, sales, The service and support of the entire after-sales business process have promoted the high-end, intelligent and green gear intelligent processing equipment. The company is transforming and upgrading from a traditional machine tool manufacturer to a high-end gear intelligent processing equipment development and service provider.

 The   company has successively developed five series of CNC gear processing equipment products, including "gear shaper, gear milling machine, gear hobbing machine, gear grinding machine, and gear scraping machine". The leading products are precision CNC gear shaper machines in 11 specifications with specifications ranging from 120 to 5,000 mm; CNC rack shaper machines, CNC rack milling machines, and CNC rack grinding machines with processing lengths ranging from 320 to 3,000 mm; More than 10 specifications of CNC cylindrical gear hobbing machines and gear milling machines with specifications of 450 to 8,000 mm;  three specifications of high-efficiency CNC gear scraping machine tools with specifications of 150 to 500mm can also be provided according to users 'individual needs. Tools, fixtures, assistive tools and other process equipment and complete gear processing solutions. High-quality products are widely used in the processing of various internal/external gears, racks, rocker shafts and other parts in automobiles, construction machinery, mechanical equipment, agricultural machinery, clean energy, shipbuilding and other industries. High-quality products are not only sold across the country, but also exported in batches to Germany, France, Czech Republic, the United States, Austria, South Korea, India, Brazil, Myanmar, Kenya and other places around the world.