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introduction：whenntnBearing inner diameter greater than70mm，Or when the interference is large，By heatingntnBearing hole expansion，This saves time and effort，Also avoid damage caused by excessive force。What needs to be controlled at this time is the heating temperature，Generally willntnBearing heating to80℃，The highest100℃...
2017-06-19 Reading quantity 278
introduction：one、Disassembly process requirements： 1. In the process of disassembly，Make the original record and label of each part； 2. Check the mechanical tolerances，Electrical parameter； 3. Spare parts are cleaned，Neatly placed，Make a set record。 Matters needing attention：Original record、Clearly marked，Understand clearly； The dimensions of each parameter are accurate。
2017-08-11 Reading quantity 186
introduction：YYCrackFeatures as follows： one、Rack steel：Medium carbon steelS45C、Alloy steelSCM440 two、Profile machining：Straight tooth、Helical tooth three、Tooth end machining：Finish milling of tooth surface、Tooth surface grinding four、Hardening heat treatment：High frequency（High frequency）Heat treatment、adjustable、Rack length：General goods500mmand1000mmTwo specifications five、accuracy level：DIN6h25（JIS 2level)、DIN7e25（JIS 3level）、DIN8e27(JIS 4level)、DIN8e25(JIS4level)、DIN10e27(JIS6level)。Highest precision500mmPrecision error0.022mm，1000mmPrecision error0.025mm。 six、Additional processing：Four-sided study Product application：Widely used for heavy loads、High precision、High rigidity、High speed、long-strokeCNCTool machine、CNC milling machine、CNC drilling machine、CNC lathe、Machining center、Cutting machine、Woodworking machinery、Welding machinery、Stone machinery，CNC floor boring and milling machine，Fixed column gantry machining center，Rapid load shifting mechanism for factory automation,Metal engraving machine,Laser cutting machi
2017-08-11 Reading quantity 185
introduction：Used to join two axes in different mechanisms（Drive shaft and driven shaft）A mechanical part that rotates together to transmit torque。In high-speed and heavy-duty power transmission，Some couplings have cushioning、Damping and improving the dynamic performance of shafting。The coupling consists of two halves，Respectively connected with the drive shaft and the driven shaft。The general engine is mostly connected with the working machine by means of a coupling。
2017-08-11 Reading quantity 201
introduction：Sima motor is the original Xi an motor factory production of autonomous motor products。Sima motor range relates to electric motors、electric、Fan development and manufacturing、Repair、cast、Mold making、culture、transport、Real estate development、Commerce and trade、Electrical control、Property management、Logistics and many other areas。Sima Motor products include high-voltage large and medium-sized motors，Low voltage high power motor，JS/JRSeries motor，Special dc motor，Dc motor，Synchronous motor，Ac multi-speed motor and AC motor，And includes various parts of the motor and related extension products。
2017-08-11 Reading quantity 524
introduction：Knuckle bearing[bearing:bearing（“Bearing”，Japanese person“Axial receptor”）It is a part that holds and reduces the friction coefficient of load during mechanical transmission。Can also be said，When other parts move relative to each other on the shaft，A device used to reduce the coefficient of friction during power transmission and to keep the center of the shaft fixed。
2015-05-07 Reading quantity 1760
introduction：Planar double enveloping torus worm reducer，This standard specifies a single-stage planar secondary enveloping torus worm reducer( Hereinafter referred to as the reducer) Technical requirements of、Overall technical performance、Test method、Acceptance rules、Marking and packing。 Planar double enveloping torus worm reducer 1、Subject content and scope of application： This standard specifies a single-stage planar secondary enveloping torus worm reducer( Hereinafter referred to as the reducer) Technical requirements of、Overall technical performance、Test method、Acceptance rules、Marking and packing。 This standard applies to axial intersection angles90°Center distance is80--710mm、The speed ratio is10--63 、The worm speed does not exceed1500r/min、The operating environment temperature is-40 - +40℃、Worm shaft can be straightened、Reverse speed reducer。
2017-08-11 Reading quantity 247
introduction：Contact commission failure refers to the failure caused by the action of alternating stress on the shaft treated surface。Contact duty Juan falls occur on shaft treated surfaces，Often accompanied by the commission crack，It is first generated from the maximum alternating shear stress below the contact surface，It then extends to the surface to form different peeling patterns，punctate...
2017-03-28 Reading quantity 257
introduction：TRThe bearing seat is a carrier that connects the bearing，The main role is to play a certain role of fixed connection，Daily life needs good maintenance and maintenance to be able to better play its role，In that way，Repair and maintenance should pay attention to what related matters?
2017-04-11 Reading quantity 269
introduction：Anyone who uses bearings knows that，It is very easy to make noise when using bearings，Especially some novices who are not familiar with bearing operation。TRBearings are relatively good quality bearing products，But some users use itTrThere will also be noise when bearing，If that happens, you need a lot of noise control，Good for bearings and machines，rightTRThe use environment of bearings can also be improved a lot。
2017-04-13 Reading quantity 330
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