SUMEC TOUCH WORLD

1、CNC RACK GEAR SHAPING MACHINE SERIES

YK58 series is widely used in the processing of all kinds of straight and diagonal rack, especially suitable for mass production of construction machinery, elevator and machine tool manufacturing, but also for single or small batch processing in the machinery manufacturing industry.

Machine tool characteristics：

1. The stroke speed of the tool shaft is stepless.
2. Feed speed, number of cycles and cutting depth can be set arbitrarily.
3. It can automatically change speed during the conversion of rough and finish machining, and has the function of automatic up-stop and middle-stop of the tool. 

CNC RACK GEAR MILLING MACHINE SERIES

CNC rack milling machine is mainly used for efficient processing of various types of straight and helical racks. It is widely used in semi-finishing of racks required by automation, machine tool manufacturing, engineering machinery, elevators, rail transit, automobiles and other industries.

Machine tool characteristics：

1. The machine tool has good rigidity, strong vibration resistance, high dynamic accuracy and stable machining accuracy. 
2. The spindle drive is fully anti-backlash, and the tool vibration is small and the life is long. 
3. The use of column feed, small vibration, high tooth surface roughness.

CNC RACK GEAR GRINDING MACHINE SERIES

CNC rack grinding machine is mainly suitable for grinding of all kinds of straight and helical rack tooth surface, especially for grinding of all kinds of precision rack hard tooth surface.

Machine tool characteristics：

1. The mechanical spindle of the machine tool grinding wheel is driven by the Siemens spindle servo motor, and the built-in dynamic balancer automatically monitors and realizes the automatic balance of the grinding wheel and the constant linear speed grinding of the grinding wheel. 
2. The machine tool is equipped with AE automatic tool setting system. 
3. The grinding wheel dressing diamond roller adopts electric spindle direct drive, which has high rotation accuracy and reliability. 
4. Equipped with high sensitivity and high precision in-situ detection system. The constant temperature control of grinding oil temperature is realized by the machine tool cutter system. 
5. The machine tool has the function of automatic power-off and back-off to ensure the safety of machine tool operation.

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.

1968年  10月26日国家计委批准筹建长江

1970年  公司首台插齿机Y5135问世

2002年  新领导团队入驻，实施改制，“宜昌长机科技有限责任公司”

2003年  获得“三标”管理体系认证。YKM51250大型精密数控插齿机研制成功

2007年  宜长牌系列插齿机获“全国机械工业用户满意产品”称号

2010年  经市政府批准，“长机路” 正式竣工命名

2012年  “宜长”注册商标荣获中国驰名商标称号。首台大型滚齿机研制成功

2015年  首台万能数控插齿机YKW5165上市。企业技术中心获评湖北省“优秀技术中心”

2017年  YK3180A型滚齿机首次出口印度、YKS5132H进入韩国汽车生产线

2018年  YK8132强力刮齿机研制成功

2020年  荣获第八届长江质量奖提名奖

2022年 公司入选工业和信息化部第三批专精特新“小巨人”企业

 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.

       结合国家战略性新兴产业布局，公司大力开展齿轮制造高端装备的研发，围绕齿轮智能加工装备需求，通过科技攻关，先后在研发的齿轮装备上集成应用了智能检测技术、数据处理及智能控制技术、多轴联动及多通道复合技术、智能物联技术等，提高了数控齿轮加工机床的使用性能，提升了远程运维服务能力，强化了客户的售前、售中、售后全业务流程的服务与支持，推动了齿轮智能加工装备的高端化、智能化、绿色化，公司由传统的机床制造商正在向高端齿轮智能加工装备研制及服务商转型升级。

       公司先后开发了“插齿机、铣齿机、滚齿机、磨齿机、刮齿机”等五大数控齿轮加工装备系列产品，主导产品为加工规格从120～5000mm的11种规格100多种型号的精密型数控插齿机;加工长度从320～3000mm的4种规格数控齿条插齿机、数控齿条铣齿机、数控齿条磨齿机;加工规格450～8000mm的10多种规格的数控圆柱齿轮滚齿机、铣齿机; 加工规格为150～500mm的3种规格的高效数控刮齿机床，也可按用户个性化需求提供刀具、夹具、辅具等工艺装备及成套齿轮加工解决方案。优质的产品广泛应用于汽车、工程机械、机械设备、农机、清洁能源、船舶等行业的各种内/外齿轮、齿条、摇臂轴等零部件的加工。优质的产品不仅行销全国，还批量出口德国、法国、捷克、美国、奥地利、韩国、印度、巴西、缅甸、肯尼亚等世界各地。