| Outer diameter tolerance | F7-f8(other tolerances can be customized) |
| Surface roughness | Ra0.2-0.4 |
| Hard chromium thickness | 0.015-0.025mm |
| Surface hardness | HV700-1150 |
| Straightness | 0.05-0.10mm/m |
| Standard length | 1-6 meters (other lengths can be customized) |
Non - standard custom hydraulic piston shaftThe material of piston rod can be divided into: bearing steel, 45# steel, 40Cr, stainless steel, product grade can be divided into ordinary bar quenching bar.45# steel piston rod surface by special grinding and hard chrome plating technology, and then polished by mirror, friction resistance, corrosion resistance characteristics, suitable for a variety of cylinders, oil cylinders, piston rod, packaging, woodworking, textile, printing and dyeing machinery, die-casting machine, injection molding machine, and other mechanical guide rod, jacking rod.Type of piston rod can be customized: precision piston rod, plating and winding rod, quenched and tempered piston rod, hollow quenched and tempered piston rod, tical axis, quenched and tempered tical axis, hollow pipe, bearing steel tical axis, stainless steel tical axis, etc.Material: high quality 45# steel, bearing steel, 40Cr, stainless steel, etc.Outer diameter tolerance: f7-f8(other tolerances can be customized)Surface roughness: Ra0.2-0.4Hard chromium thickness: 0.015-0.025mmSurface hardness: HV700-1150Straightness: 0.05-0.10mm/mStandard length: 1-6 meters (other lengths can be customized)The other can be customized by the takanami surface treatment depth 1-3 mm, takanami hardness: HRC45 ℃ ~ 52 ℃Note: it is selected according to the purposeChrome-plated thickness: air pressure =0.02mmOil pressure =0.02mm or aboveMain technical parameters of grinding rod for precision piston rod machinery
Main technical parameters of grinding rod for precision piston rod machinery | SHP-s1 | SHP-s2 | SHP-s3 |
Specification | φ4-φ12 | φ16-φ50 | φ50-φ120 |
Length | 500-2000mm | 1000-5000mm | 1500-5000mm |
Surface roughness | Ra0.2~0.4 | Ra0.4~0.8 | Ra0.6~0.8 |
Hardness | HB220-260 | ||
Straightness | ≤0.15/1000 | ||
Roundness | ≤0.01mm | ||
The difference of full length dimensions | ≤0.02mm | ||
Chromium plating thickness | 0.02~0.05mm | ||
Material | quality medium carbon steel *45#40Cr or 2Cr13, Sus304 | ||
The predecessor of the our company is YUCI hydraulic parts factory, founded in 1964, is known as the cradle of China's hydraulic industry.Is China's largest and competitive high-end hydraulic products independent research and development, manufacturing base.The company integrates research, development and manufacturing of high-end hydraulic products, and is a "high-tech enterprise" recognized by the state. The company has a national enterprise technology center and a post-doctoral research station and maintain its leading position in designing of high-end hydraulic product and controlling of mechanic-electric-hydraulic integration and other fields. The company participated in formulating 21 national and industrial product standards, and obtained 24 invention and practical patents, and won 66 technology progress awards and outstanding new product awards. The company has advanced casting, machining, heat treatment production ecial equipment and inspection, test equipment, introduce advanced processing technology as a reliable guarantee of high-end hydraulic products.The company consists of four branches: Hydraulic Pump Branch, Hydraulic Valve Branch, Hydraulic System Branch and Casting Branch, there are three subsidiaries of R&D and manufacturing in Changzhi, Jinan and Shanghai. They produces 3 million units of hydraulic components, 40 thousand sets of hydraulic system equipment, 35 thousand tons of hydraulic castings annually, including high-pressure piston pump, vane pump,gear pump, hydraulic valve, motor, hydraulic cylinder, hydraulic system and castings. They mainly used in engineering machinery, agricultural machinery, transportation (locomotives, rail transit, ships), petroleum machinery, metallurgical steel, coal mines, marine engineering, aerospace, water conservancy and power, machine tool industry, chemical equipment and other fields. The company has provided products for national key projects such as the Three Gorges Project, the South-to-North Water Transfer Project, the localization of metallurgical slab continuous casting and rolling production so on. The company continues to strengthen innovation drive, products and technology continue to expand to high-end manufacturing. Substantial breakthroughs were made in the localization of high-end high-pressure plunger pumps; High-pressure valve and multi-way valve break through the difficult problems of operation reliability and sealing technology under high pressure, high temperature and high frequency and reach the leading level in China. The technology of hydraulic-electro-mechanical occupies a leading position in China and undertakes the hydraulic system project of hoist and ship lift of all national key water conservancy and hydro-power projects, including the three gorges project; It has overcome the difficulties in the main hammer oil cylinder and hydraulic control technology and technology, and successfully matched the first set of hydraulic Marine pile hammer which is TZ researched and developed, and filled the blank in the field of hydraulic control technology of pile hammer.The company has established a complete quality management system, with the certification of informatization and industrialization "two-oriented integrated management system", and comprehensively implemented refined management to constantly improve product quality and economic benefits.The company has established a nationwide marketing and service network, dedicated to providing customers with perfect services. We have actively promoted the internationalization strategy and established strategic partners and service agencies in Europe, the Americas, Asia and Africa.The company ulds the core values of "integrity, innovation, leanness, exnce" and takes the revitalization of China's hydraulic industry as its responsibility to vigorously promote independent innovation and help the development of high-end equipment manufacturing industry.
Flexible machining alve body | |||
Fully automatic static pressure molding > | |||
Hydraulic pump production > | |||
Hydraulic valve production > | |||
Hydraulic system production site | |||
The company introduces more than 100 sets of high-precision equipment with world-class level from Europe, America and Japan. The production organization is divided according to the product plate. At the same time, the modular production and flexible manufacturing are combined organically, which provides a reliable guarantee for the production of all kinds of high-end products.The company has imported five-axis combined turning and milling machining center, high-precision five-axis vertical machining center, high-precision grinder, brazing furnace, CNC high-speed friction welding machine and other advanced international and domestic machining equipment, composed of 5 professional production pump body, cylinder block, shaft, disk and plunger, all the key components of plunger pump are self-made, The performance of the product has reached the international advanced level.The company has introduced a world-class five-axis linkage flexible machining center and other equipments. It has a 6-diameter and 10-way solenoid valve production tacking valve production a small-diameter multi-way valve production It has a high-precision integrated block processing eet the manufacturing of high-precision integrated blocks; it has key equipment such as automatic argon arc welding machine, ultrasonic and high-pressure water cleaning equipment, automatic deep-hole boring machine, automatic cleaning air-free spraying room, etc. It can produce different types of hydraulic systems, hydraulic devices and hydraulic cylinders.The company imports two international advanced fully automatic static pressure molding nd box sizes are 600 x 500 x 200/150 and 900 x 700 x 300/250 respectively). It has various types of cold and hot automatic core shooters, multiple sets of fast smelting intermediate frequency furnace and efficient casting cleaning and grinding equipment.The company has advanced domestic equipment such as controllable atmosre production -vacuum nitriding furnace, well-type furnace, medium frequency quenching machine tool, which can realize normalizing, annealing, modulating, quenching, carburizing, gas nitriding and sting of various parts.
Hydraulic valve body machining center | |||
Unmanned pump body machining unit | |||
Oil cylinder boring machine | |||
The company has all kinds of advanced measurement and testing equipment at home and abroad, and holds a total of seven measurement and transmission standards. The industry's leading measurement and testing capabilities and level provide a strong guarantee for high-end hydraulic product technology research and development, process innovation and quality improvement.
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