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introduction：The retarder is the turboprop engine﹑The output shaft of a turboshaft engine or piston aeroengine is reduced to an air propeller(Or rotor)Gear drive for desired speed。The retarder can be installed in the engine﹐It can also be installed outside the engine to become a separate external reducer。The reducer consists of a gear﹑Gear carrier﹑shaft﹑Bearing and casing equal zero﹑Component composition。navigation
2015-12-19 Reading quantity 1991
introduction：Maintenance method of grinding machine hydrostatic bearing-Dongfang Bearing network is Chinas largest bearing industry information website，Chinas largest bearing type inquiry system，Provide all kinds of imported bearing manufacturers information，Includes imported bearing product information、Bearing enterprise、Bearing supply and demand information、Bearing industry Information、Bearing exhibition、Bearing type inquiry、Bearing in stock、Bearing brand classification、Bearing trade knowledge、Bearing knowledge、Bearing machinery、Bearing forums and other channels
2015-12-19 Reading quantity 2161
introduction：Abstract:The straightness error is evaluated by computer,To overcome the tedious error in evaluating straightness of manual working drawing、Roughness and unobservability of calculation method。The process of evaluating straightness error by display program is introduced,It provides an accurate error value and visualization platform for manufacturing and quality evaluation。 1 Straightness error evaluation Defined according to the straightness tolerance zone:/In a given plane,Tolerance zone
2015-12-19 Reading quantity 2111
introduction：keyword： Servo motor Servo controller Servo accessory First, test the motor，Theres no need to connect any circuits，Short-circuit any two of the three wires of the motor together，Turn the motor shaft by hand，It feels like resistance，thenOK。 The second step，Plug the drive in according to the drawings（For example, a voltage regulator is used，from100VSet to220V，Afraid drive is100Vthe），tong
2015-12-19 Reading quantity 2027
introduction：Abstract:Panasonic server alarm how to do？
2015-12-19 Reading quantity 3152
introduction：Worm gear reducer is a compact structure、Large transmission ratio，Transmission machinery with self-locking function under certain conditions。The hollow shaft type cochlear gear reducer not only has the above characteristics，And easy to install、Reasonable structure，It has been used more and more widely。It is installed in the worm gear reducer input end of an oblique Gear reducer，The multi-stage retarder can be obtained very low
2015-12-19 Reading quantity 1983
introduction：pick to:With the high-rise building and the development of elevator basic technology,The speed of elevator operation is gradually developing to high speed,The future development trend of elevators is high-speed elevators and non-machine room elevators,High-speed elevators and machine roomless elevators put forward higher requirements for elevator guide rails,Guide rail manufacturers need to develop matching high-precision guide rails and non-machine room guide rails。If it can be dynamic on the production line
2015-12-19 Reading quantity 2210
introduction：1、Extra long linear guide Linear rolling guide rail has been widely used in all kinds of machine tools and non-standard equipment。normal，Due to the machined surface as the installation base and the application length is limited，So its debugging and measurement is relatively simple。But for extra long guides(Greater than8m)，Its debugging and measurement become a difficult problem。When we were developing the microwave near field test equipment, we encountered the ultra-long(13m)Guideway structure，
2015-12-19 Reading quantity 2072
introduction：Abstract:Selection steps and parameter considerations：1---Determine rail width2---Track length determination3---Determine the slider type and number4---Determination of accuracy5---Determine other parameters in addition to the above4A primary parameter outside，There are still some parameters to be determined，For example, combine height types、Preload grade, etc The general selection steps and methods of linear guide rails： Classification introduction： Just to clarify，What is said in this article
2015-12-19 Reading quantity 2096
introduction：Linear guide rail is used as a linear guide rail for the relative positioning mechanism of the tool and the workpiece，It is an important component second only to the spindle。The basic requirements for linear guides of ultra-precision machining machines are：dexterity、No crawling and other discontinuous actions；Good linear accuracy；In practice, it should be rigid in accordance with the conditions of use；Less heat is generated during high speed exercise；Easy maintenance。Ultra-precision machining machine
2015-12-19 Reading quantity 2039
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