Jiangsu Haiheng Buiding-Materials Machinery Co.,Ltd
1 Introduction Spinning technology, also known as metal spin forming technology, is formed by rotating the force point from point to line from line to surface, while giving a certain pressure in a certain direction to deform and flow the metal material along this direction. The technology of a certain shape. Here, the metal material must have plastic deformation or flow properties, and the spin forming is not equivalent to plastic deformation. It is a complicated process of plastic deformation...
During the 2010 China International Textile Machinery Exhibition and ITMA Asia Exhibition, the organizer specially set up the Intellectual Property Office to supervise and deal with intellectual property disputes on site. A total of 29 cases of intellectual property rights infringement complaints were received within 5 days. 20 illegal exhibits were suspended. The ITMAASIA+CITME, which is recognized by the industry as the largest in Asia, the largest number of exhibitors, the largest number of...
Abstract Recently, AVIC's largest CNC vertical spinning machine developed by AVIC has completed the process acceptance. The equipment is a vertical three-rotary wheel structure, the whole equipment height is 14 meters, the weight of the equipment itself is 600 tons, the total operating power of the equipment is 1200 kW, single... Recently, AVIC's largest CNC vertical spinning machine developed by AVIC for a certain aerospace company has completed the process acceptance. The equipment is a...
1. Introduction In today's construction of cast-in-place piles, there are mud retaining pile bored piles, rotary bored cast-in-place piles, punched cast-in-place piles, long spiral bored piles, dry work piles and sinking piles. In the drilling process of bored piles, mud wall protection technology is usually adopted, but the treatment of waste mud has always been a problem that plagues engineering construction. The waste mud contains a large amount of cohesive soil, sand, gravel soil, weathered...
Application of general-purpose frequency converter on air spinning machine Wang Haiming (Shaanxi Tianwang Xingye Group Co., Ltd., Xianyang 712000, Shaanxi Province) proposed a scheme to replace the gearbox with a frequency converter, and the effect is very good. 1 Overview The general-purpose inverter is a combination of a microcomputer and a power semiconductor, and has various functions, and these functions are mainly realized by software. At present, the advanced frequency converter has a...
CWL-M centrifugal extraction separator mainly consists of motor, drum, casing, frame and controller. Principle of separation The CWL centrifugal extractor can be used in a single stage or in multiple stages. A single centrifugal extractor works as follows: during operation, the raw material liquid and the extractant enter the bottom of the machine from the respective feed ports. Under the high-speed rotation of the drum, the two-phase liquid enters a complicated eddy current and turbulent state...
Cause of failure 1 The pump speed is too high. 2 The pump shaft is bent and the bearing is worn or damaged. 3 The packing of the pump stuffing box is too tight. 4 The impeller of the pump is stuck by debris or has serious friction with the pump casing. 5 The pump flow rate is too large. 6 The two drive shafts that are driven by the coupling are too tight or the drive belt is too tight. 7 The power of the pump supporting power machine is too low. 8 The pump head is high. Maintenance method 1 Try...
Recently, in order to meet the special needs of the textile machinery industry for inverter products, Zhongda Dentsu officially launched the revolutionary Delta-branded flat-plate textile machine-specific inverter, which is expected to be launched at the beginning of this year. As an innovative product designed and developed according to the special needs of the industry, the flat-panel inverter has recently passed the performance tests of Hongji Industrial Co., Ltd., a high-tech enterprise of...
Recently, in order to meet the special needs of the textile machinery industry for inverter products, Zhongda Dentsu officially launched the revolutionary Delta-branded flat-plate textile machine-specific inverter, which is expected to be launched at the beginning of this year. As an innovative product designed and developed according to the special needs of the industry, the flat-panel inverter has recently passed the performance tests of Hongji Industrial Co., Ltd., a high-tech enterprise of...
Application of general-purpose frequency converter on air spinning machine Wang Haiming (Shaanxi Tianwang Xingye Group Co., Ltd., Xianyang 712000, Shaanxi Province) proposed a scheme to replace the gearbox with a frequency converter, and the effect is very good. Application of general-purpose frequency converter on air spinning machine Wang Haiming (Shaanxi Tianwang Xingye Group Co., Ltd., Xianyang 712000, Shaanxi Province) proposed a scheme to replace the gearbox with a frequency converter,...
Abstract: Based on a brief description of the principle of metalless and non-cutting spinning forming process, this paper focuses on the design of CNC spinning machine based on the integrated automation platform of Zhongda Dentsu PUTNC-H4-2 numerical control system and Delta servo system. Functional concept design and detailed control interface technical details. Key words: metal products, spinning processing, Delta CNC, servo 1 Introduction In the field of metal processing engineering,...
In order to catch up with the technical level of foreign long spinning machines and improve market competitiveness, Pacific Electromechanical Group Shanghai Second Textile Machinery Co., Ltd. timely developed the EJM138JL series of spinning machines with independent intellectual property rights. The research and development of this machine was included in the 2005 Shanghai Technology Import and Absorption and Innovation Program. The project was identified as the 2006 High-tech Achievement...
Beijing Zhongli Machine Chemical Fiber Engineering Technology Co., Ltd. successfully developed a new type of polypropylene FDY spinning combined machine, and recently successfully launched in an economic industrial zone in Guangdong. The machine can spin six (900d) silk cakes under the condition of spinning speed of 2000m/s, once again breaking through the technical level of the previous four and six (500d) cakes of Zhongli Machine Company, and succeeded. The simplified process route of...
Qinghai Provincial Poverty Alleviation and Development Office invited experts in machinery manufacturing and wool spinning to spend nearly a year on Qinghai Provincial Plateau Technology Development Co., Ltd. and Xining Wantongxin Industry and Trade Co., Ltd. in the Xining New District Convention and Exhibition Center in Xining City. The yarn car prototype was reviewed and appraised. It is understood that the newly manufactured Tibetan carpet hand spinning machine is based on the principle of...
Recently, Mazuoli (Dongtai) Textile Machinery Co., Ltd. undertook the Jiangsu Province scientific and technological research project--"DTM149-type integrated ring-spinning machine research and development" project passed the expert group organized by Jiangsu Science and Technology Department and Yancheng Science and Technology Bureau Identification of scientific and technological achievements. After reviewing the documents and materials, inspecting the production site, and testing the product...
【Detailed description】 XW-I automatic pill selection machine The XW-I centrifugal automatic pilling machine is an auxiliary equipment for the production of pills. It can automatically select unqualified products such as round shape or multi-paste of the pill to ensure the roundness of the pill is consistent. Can be widely used in pharmaceutical, food, food and other industries. First, the working principle of XW-I automatic pilling machine The pill is sucked into the hopper at the upper end of...
COB has been in the market for several years. In the past two years, COB market demand is growing rapidly, especially in the high-end commercial lighting field, and the penetration rate is getting higher and higher. In addition, in the outdoor lighting market, the COB application ratio has gradually increased, so more and more manufacturers are involved in the COB market. At present, domestic packaging manufacturers including Hongli Zhihui, Zhaochi Energy Saving, Guoxing Optoelectronics,...
Traditional Chinese medicine is an indispensable part of China's medical treasure house and has played an important role in the historical process. For a long time, the reasons for the backwardness of production technology, technology and equipment have greatly limited the process of modernization of traditional Chinese medicine. The rapid advancement of science and technology has brought good opportunities for the development of traditional Chinese medicine. The application of modern...
Oil-water separation is mainly based on the difference in density of water and oil or chemical properties, using gravity sedimentation principle or other physical and chemical reactions to remove impurities or complete the separation of oil and water. The main methods are: gravity method, centrifugation method, electric desorption method, adsorption method, chemical method, evaporation method and air flotation method. Centrifugal extraction machines have obvious advantages for common water,...
The application range of the machine tool has been expanded. The general top is integral. It is not possible to adjust the eccentricity, and it cannot be disassembled. The mechanism is assembled and can be replaced according to different working objects, thereby expanding the application range of the machine tool. The outer tapered surface of the cone sleeve in this mechanism is the standard taper, which is matched with the inner cone hole of various machine tool spindles, and the top is...
At present, most of the domestic market for centrifugal chillers is mainly occupied by some companies in Europe, Japan and the United States. More famous companies such as Trane, Carrier, York, McQuay, AXIMA (formerly Sulzer), Ebara, Mitsubishi and others rely on advanced technologies. The technology and good process leading centrifugal chiller market. Domestic companies are mainly Chongqing General, early introduction of NREC's technology to develop centrifugal machines. With the development...
【cause of issue】 -------------------------------------------------- ------------------------------ ① pump speed is too high. ② pump shaft bending, bearing wear or damage. ③ packing stuffing pump pressure too tight. ④ pump impeller was stuck or pump casing friction serious. ⑤ pump flow is too large. ⑥ drive shaft with a coupling shaft or drive shaft is too tight. ⑦ pump supporting power machine power is too small. ⑧ pump head high. 【Maintenance Methods】...
Strong leak-proof slurry design, no burr at the mouth of the nozzle, smooth mold opening, all friction rings in the mold are all 45# cast steel, and the steel plate used is the high-quality steel plate produced by Shandong Steel, the largest steel plant in Shandong, to ensure the mold's Wear resistance, plate cutting using the industry-leading plasma cutting machine, to ensure that the cutting edge is neat and smooth, mold welding all adopt advanced domestic carbon dioxide protection welding,...
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