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Rexroth hydraulic pump - piston pump maintenance precautions
1. Check whether the piston pump is damaged and corroded, and replace it if so.
2. Check the fit of the plunger pair. Insert the end of the plunger into the plunger sleeve, tilt it about 60°, and if the plunger can slide slowly under its own action, it will fit well.
3. Check the tightness of the plunger pair. Use...
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Rexroth hydraulic pump - the reason why the piston pump cannot be pressurized
1. The filter on the suction pipeline is blocked;
2. The oil level of the hydraulic oil tank is too low;
3. The R angle of the variable mechanism is too small, so that the flow rate is too small, and the influence of internal leakage is added, so it cannot continuously supply pressure oil to the outside world;
4. The strain between the oil distribution pan and the contact surface of the cylinder block is serious, and it is not sealed or ...
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Rexroth Rexroth technology helps DWFritz achieve precise transmission and high productivity
From smartphones to electric vehicles, the need for compact, reliable, and durable batteries is driving many battery manufacturers to ramp up production capacity quickly. But these highly automated battery assembly lines often take months to develop. So, can the speed be accelerated?
DWFritz Automa ...
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Rexroth: Intelligent linear robots for productivity
The easy-to-set up, highly integrated mechatronic subsystem provides a more efficient engineering handling solution. With the new Cartesian multi-axis system, Bosch Rexroth linear drive technology offers you a valuable competitive advantage.
The handling robot, which consists of linear axes, flows through the entire value ...
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Rexroth hydraulic oil pump disassembly process
1. Loosen and remove the connecting screws on the pump cover and bearing end cover.
2. Remove the positioning pin, pump cover and bearing cover.
3. Take out the transmission shaft and shaft sleeve from the housing of the pump.
4. Take out the two gears from the casing of the pump.
5. Remove the floating side plate and sealing ring ...
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Introduction to the advantages of Rexroth piston pumps
1. High parameters: high rated pressure, high speed, high driving power of Rexroth oil pump
2. High efficiency, the volumetric efficiency is about 95%, and the total efficiency is about 90%.
3. Long lifespan
4. Variables are convenient and have many forms
5. Light weight per unit power
6. Force ...
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Rexroth launches the new linear module SMS
● Five pre-configured sizes: 30-120 mm
● Optional compact motor accessories
● Order online and deliver in stock
The new linear axes are suitable for handling cost-sensitive small parts and can be used as an alternative to complex pneumatic solutions. (Image source: Bosch Rexroth Co., Ltd.)
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Rexroth hydraulic pump - piston pump selection precautions
1. Determine the pressure
The rated pressure of the selected metering pump is slightly higher than the actual maximum pressure required, generally 10-20% higher. Don't choose too high, too much pressure will waste energy, increase the investment and operating costs of the equipment.
2. Determine the flow rate
Selected ...
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Classification and function of Rexroth pressure control valves
1. Rexroth relief valve
Overflow, pressure stabilizer, which is used to regulate and maintain the oil supply pressure of the pump while overflowing the excess oil in the system. When the regulated pressure is reached, the hydraulic system is controlled to keep it in a constant state. Relief valves for overload protection are called safety valves. ...
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The principle and method of Rexroth hydraulic pump oil quantity adjustment
1. The principle of Rexroth hydraulic pump oil volume adjustment
Generally, in order to adapt to the specific requirements of the diesel engine under the load, the fuel injection pump must be able to adjust the maximum fuel supply to the zero oil supply range of the whole machine when the fuel supply is running.
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Common problems and solutions of Rexroth hydraulic pumps
1. The pump does not absorb oil, the flow rate is not enough, the pump is empty, and the pump is damaged.
Damaged pumps, damaged skates or damaged ski and column ball joint seals; swash plate wear; wear of plungers and cylinder bores; failure of variable mechanisms; Wear of the oil distribution pan or wear of the oil distribution end face of the cylinder block; The LS valve of the pump is worn, the pressure is cut off...
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Bosch Rexroth becomes a new partner of NEVONEX
· Bosch Rexroth Telematics Units (RCUs) help expand the digital ecosystem in agriculture
· The RCU can also be used as the basis for the manufacturer's own telematics solution
After partnering with Bosch Rexroth, NEVO, a manufacturer-independent provider of digital services ecosystem for agriculture ...
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Rexroth's intelligent press-fit function kit is plug-and-play
The automotive industry expects more support from suppliers in quality assurance for assembly work. As a result, suppliers in the automotive industry are looking to automation partners to better meet this technology demand while delivering faster. Mechanical engineering companies need more applications in standard tasks ...
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Rexroth at the Hannover Messe 2023
At the Hannover Messe 2023, Bosch Rexroth presented several open, easy-to-integrate automation solutions and will continue to drive the digital transformation of mechanical engineering. In the field of hydraulics, Bosch Rexroth is transferring more functions to the software. The solution adopts the ...
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How Rexroth hydraulic pumps are adjusted
1) Swash plate axial piston variable pump for open hydraulic rotation circuit
2) Mainly used in the field of mobile machinery
3) The pump works under the condition of self-priming, mailbox pressurization or with built-in suction pump, (centrifugal pump).
4) The output flow rate is proportional to the driving speed, ...
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Rexroth Hydraulic Pumps - What are the hazards of hydraulic pumps entering the air?
First, the rigidity of the hydraulic oil decreases sharply, resulting in the slower response of the hydraulic system and the reduction of efficiency, resulting in crawling and vibration of the actuator.
Second, air bubbles will cause oil film to be unable to form between moving parts, resulting in poor lubrication and aggravating the wear of hydraulic components.
The third is in the air ...
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Bosch Rexroth: Smart handling for the factory of the future
It's hard to imagine a factory automation system without linear robots. The application of linear robots involves handling incoming materials during product production, assembly or packaging, whether integrated into a single machine as a pick-and-place unit or integrated into a semi-automatic or fully automated production line. However...
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Test method for linear proportional control of numerical control pressure of Rexroth proportional valves
1. The position of the four "flow and pressure limit control" potentiometers on the CPU unit of the computer.
2. The preset parameters adjust the four-stage injection speed to 50 and the pillow pressure to 00
3. Start the oil pump motor, and when the temperature of the sol barrel reaches the sol temperature, press the manual injection button to make the screw ...
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Rexroth pressure reducing valve main types and technical parameters description
1. Pressure reducing and stabilizing valve
Main features: 1. Piston type with DN65 caliber or above. The life of the diaphragm is increased by more than 3 times; 2. Below DN50 caliber, the original diaphragm is replaced by a flat diaphragm of nylon reinforced rubber, which also improves the service life by more than 3 times. Applicable medium: water, air. Medium temperature ...
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The solution to the forward rush of the throttle speed control valve of Rexroth vane pump
1. Adopt the correct Rexroth vane pump speed conversion method, the conversion mode of the solenoid valve, the impact is larger, the conversion accuracy is lower, the reliability is poor, but the control flexibility is large;
2. The electro-hydraulic reversing valve uses a current valve with damping, and by adjusting the damping size, the Rexroth blades ...
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