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Introduction: The history of ultra-high pressure manual hydraulic pumps can be traced back to the 90s of last century. China's mechanical and electrical industry introduced advanced assembly and fastening technologies, and used high-strength hydraulic nuts and hydraulic tensioners as power sources while introducing ultra-high pressure. Manual hydraulic pump. Ultra-high pressure (70-300MPa) manual hydraulic pump features small size, light weight, easy to carry and so on. As a hydraulic power...
The failure of many hydraulic pump motors is not a manufacturing quality problem, but most customers do not pay enough attention to the daily maintenance and maintenance of the motor. The editor of Dalan Motor reminds everyone of the items that must be strictly implemented: 1. Routine maintenance of the motor (1) Clean the internal and external dust, dirt and brush dust of the motor to ensure that the motor operating environment is in a good state. (2) For the wound rotor motor, the brush...
The pump body of RCB stainless steel asphalt heat preservation pump is provided with hollow interlayer and has inlet and outlet flanges, which can be used for heat transfer oil, steam, hot water, etc. The medium and the pump are heated and insulated and cooled. There are two kinds of direct connection and reducer. When the viscosity of the liquid exceeds 1500cSt, the reducer should be used for transmission. After many years of continuous exploration, Botou Dongxing High Temperature Pump...
Below, the situation of the working face of the eccentric sleeve should be under the action of the broken object, and the working surface of the eccentric circle through the movable cone shaft is on the round surface above and below the thick edge. Due to structural reasons, the eccentric sleeve is designed to be inverted. Therefore, during normal operation, the weight of the entire eccentric sleeve is supported by the bottom surface of the large gear, and the bottom surface of the large gear...
"Burst" accident occurred in hydraulic oil pump motor? What caused it? Today, the editor of Dalan Motor simply summarized the following 8 reasons: (1) The overload operation time is too long, the current is too large, and the winding is overheated and burns out. (2) The voltage is too high, the current increases, the magnetic flux in the iron core increases, the loss increases and heat is generated; the voltage is too low, the motor with a large load is overheated. (3) The motor is...
With the development of society, hydraulic cylinder gear pumps have been widely used, and there will be a phenomenon of poor rotation during use. What is the reason for this phenomenon? Let me introduce you to the following: 1. The axial clearance or radial clearance of the hydraulic cylinder is too small. Re-adjust and adjust. 2. The hydraulic cylinder gear pump has dirt and disintegration to remove foreign matter. 3. Misassembly: The machining reference surface of the two pin holes of the...
Electro-hydraulic pump | Elson hydraulic wrench adapter electric hydraulic pump features: 1, digital display, both manual and fully automatic mode; 2, one-button operation, can achieve continuous fastening and removal of bolts; 3, three electric pumps, large flow, fast speed; 4, aluminum and titanium alloy manufacturing tank and fuselage; 5, high-precision pressure gauge to ensure high torque wrench torque; 6, with a separate cooling system to adapt to extreme conditions; 7. The electric...
The loss of the core of the hydraulic oil pump motor is large, which is one of the key factors affecting the efficiency of the motor. Today, the editor of Dalan Motor will take you to see what causes the loss of the motor core. 1. The quality of silicon steel sheet does not meet the requirements Silicon steel sheet as the main magnetically conductive material of the motor, its performance compliance has a great influence on the performance of the motor. When choosing materials, you should try...
Hydraulic machine vibrations include forced vibration and self-excited vibration. For the hydraulic system of the hydraulic press, the forced vibration of the hydraulic machine comes from the unbalanced force of the high-speed moving parts such as the motor, the hydraulic pump and the hydraulic motor, and the commutation shock of the hydraulic cylinder, the pressure valve, the reversing valve and the flow valve. The pulsation of force and flow pressure. Hydraulic machine vibrations include...
Enpex thin jack | 50 tons Enpac hydraulic cylinder an agent Enpac thin jack for the public common specifications, the series of products using a special surface composite coating, corrosion resistance, friction resistance, flexible activities, light weight, mobile use Convenience. Enpex thin jacks can withstand an eccentric load of 3% of rated load without crushing damage and are safer to use. Enpex thin jacks can be divided into thin, ultra-thin and ultra-thin types. The corresponding body and...
Disassembling the hydraulic oil pump motor is not difficult for many customers and friends, so what should be paid attention to during the disassembly? Dalan Motor Editor reminds you that these 7 details can't be careless. (1) The tools used should be suitable, especially screw wrenches, screwdrivers, etc. Inappropriate tools may seriously damage the coupling. Such as nuts, etc., cause greater difficulties in disassembly and assembly work. (2) When removing the mounting bolts of the bearing...
Hydraulic cylinders are the most important components in hydraulic lifts and hydraulic lifting platforms, and hydraulic cylinders are one of the key points for selecting fuel tanks. Here is a description of our approach to hydraulic cylinders and tank selection. A hydraulic cylinder is a hydraulic actuator that converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or oscillating motion). It is simple in structure and reliable in operation. When it is used to...
Vertical Hydraulic Pump Station Manufacturer Price Vertical Hydraulic Pump Station Products Vertical hydraulic pump station stand-price vertical pump station products vertical axis pump principle of selection of the product LC vertical long axis pump, referred to as LC long axis of the pump. Long-axis pump long-axis pump manufacturers famous long-axis pump brand Tianhong Pump (and and) in the original deep-shaft long-axis pump technology to develop and produce, reducing the long-axis pump...
During the operation of the hydraulic oil pump motor, the rotor part will have different degrees of displacement in the axial and radial directions, which is manifested by the noise and vibration of the motor. When the relative axial displacement is large, it will appear as axial Surging. 1. Reasons for axial movement (1) The relative movement of the shaft and the rotor occurs. (2) The axial adjustment spring pad is damaged or missing. (3) Sway caused by self-alignment adjustment of the center...
The hydraulic lifting freight elevator is also a special type of elevator. Therefore, the inspection of the hydraulic lifting freight elevator is a problem that users are more concerned about. The "Special Equipment Safety Supervision Regulations" appendix specifies that: hoisting machinery refers to electromechanical equipment used for vertical lifting or vertical lifting and horizontal movement of heavy objects, and its scope is specified as an elevator with a rated lifting capacity...
With regard to different hydraulic equipment and equipment, their hydraulic transmission system is not the same, but the fundamental working principle of hydraulic transmission is the same. Take the hydraulic jack shown on the left as an example to introduce its operating principle. In the figure, the inside of two hydraulic cylinders 5 and 3 are respectively equipped with a spit plug 6 and a small piston 2. When the manual lever 4 is lifted upwards, the small piston is lifted by the trunnion,...
The bearing of the hydraulic oil pump motor is thrown away, everyone is confused? Today, the editor of Dalan Motor discusses the root cause of the fault of the bearing throwing ring, shares experience, and exchanges ideas. First, the reason for the end cover bearing chamber wear (1) Normal fatigue and wear of metal This is an inherent characteristic of metal itself. There are always large or small vibrations under normal load, and occasional short-term overload shocks will inevitably cause the...
Tokyo Keiki (http://) specializes in: Tokyo Kettle Oil Pump, Tokyo Kettle Vane Pump, Tokyo Kettle Variable Pump, Tokyo Kei Piston Pump, TOKIMEC Oil Pump, TOKIMEC Vane Pump, TOKIMEC Variable Pump, TOKIMEC Plunger Pump Is the rated pressure of the hydraulic pump equal to the hydraulic system pressure? Answer: 1 Working pressure: The hydraulic oil pump outputs the oil pressure when it is actually working, that is, the system pressure established by the oil to overcome the resistance. The working...
Equipment R & D Technology The locomotive traction motor has a pinion mounted on the shaft extension. The inspection of the traction motor and the inspection of the pinion need to disassemble the pinion. Therefore, the pinion gear has a higher disassembly frequency and a larger workload. Before the hydraulic disassembly device, I basically relied on manual removal of the pinion. When disassembling, the surface of the pinion is heated by the intermediate frequency induction power supply; at...
Paint dipping is an extremely important part in the manufacturing process of hydraulic oil pump motors. Today, the editor of Dalan Motor discusses the paint dipping process with everyone, and tries to make the content of the discussion as easy as possible. 1. Why should the winding be impregnated? (1) Improve the thermal conductivity of the winding, improve the heat dissipation performance of the motor, and ensure that the motor can perform better heat exchange during operation. (2) Improve the...
Hydraulic lifting machine YQD hydraulic lifting machine Hydraulic Hoisting Machine Overview: The hydraulic hoisting machine is a special small hydraulic tool for the maintenance of the work section line and the small number road maintenance. The hydraulic hoisting machine is a new product developed by combining the advantages of hydraulic jacks and lifting machines. YQD hydraulic lifting machine technical parameters: Model YQD32 YQD50 Maximum lifting capacity T 32 50 Lifting stroke mm 190 200...
How should the hydraulic oil pump matched with the hydraulic pump motor be selected? Dalan Motor tells you that it can be easily solved based on the following five aspects. How should the hydraulic oil pump matched with the hydraulic pump motor be selected? Dalan Motor tells you that it can be easily solved based on the following five aspects. 1, liquid properties 1 includes the name of the liquid medium, physical properties, chemical properties, and other properties. 2 physical properties are...
Turn-to-turn failure is a problem that cannot be avoided in the production process of hydraulic oil pump motors. Large enterprises are equipped with turn-to-turn testers, but small enterprises and repair companies may not have this equipment. Therefore, the simple FM test method is very effective of. Just check it out with the editor of Dalan Motor. 1. Inter-turn fault appearance After an inter-turn short-circuit fault occurs in the stator winding of the motor, the short-circuit turn generates...
Hydraulic back column hydraulic back column features hydraulic back column The column is mainly composed of a hydraulic cylinder, a reversing valve and a traction chain. Want to buy as soon as possible, a large amount of Congyou, integrity operators, wise choice Hydraulic return column structure features: 1. The hydraulic cylinder is made of 5mm thick seamless steel pipe and treated by surface anti-corrosion. 2. The surface of the piston rod is chrome-plated, which has good anti-corrosion and...
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.