In the case-based design of the intelligent CAD system for automobile panel molds, in order to facilitate the implementation of the system, when comparing the similarity of two CAD models, several sec...
Working principle and interface standard CAN bus supports message-based working mode. Messages can be broadcast to any node at any time on the network. Messages appear in the form of message packets, ...
Fuel consumption test system This system is mainly composed of fuel consumption transmitter, control solenoid valve and fuel consumption meter. The fuel consumption meter and the power meter are integ...
Working principle The transfer system of AGV is composed of push-pull mechanism 5, displacement mechanism 4 and roller table 9. The basic function of the displacement mechanism is that every time the ...
Kaolin selection and purification test uses kaolin, which is the original ore purified soil of China Kaolin Company. The process route is: the three-stage cyclone for crushing and pulping of raw ore i...
Longitudinal impact force of train is too large in operation (1) With the increase of train speed, the increase in tonnage of towing and the increase in the number of closed doors due to brake failure...
During the test, select four points of ambient temperature, namely 5℃, 0℃, -5℃, -10℃, and the test shall be carried out completely in accordance with the standard [3]. In order to ensure the reliabili...
Standard model and parameters Model and name Maximum test value accuracy/% EHB-100A standard dynamometer 10000kg 0.3 SZG-141B digital speed 10000rmin-10.0222 self-inspection conditions Working tempera...
New developments in spring materials. Ferrous metal materials for valve springs and suspension springs have been widely used in Si-Cr steel. To improve fatigue strength and relaxation resistance. Hot-...
As a result of the increase in the compression ratio, the pressure in the cylinder will be too high, so that gasoline cannot be injected into the combustion chamber smoothly. At this time, a high-pres...
The characteristic of ratchet door lock is that there is a set of wedge-making mechanism composed of lock hook pawl and ratchet wheel inside the lock as shown in the figure. When designing the linkage...
Formulation design (1) Selection of NBR and PVC The content of polar gene acrylonitrile in NBR is different, and the polarity is different, which has an impact on the compatibility of the blend and th...
The question of where the standards implemented for auto parts are marked is actually clearly stipulated in the “Regulations on the Implementation of the Standardization Law” and the ̶...
Processing unit based on group technology We adopted the organization form of processing unit in the machining workshop in the technical transformation project of the relocation of an automobile chass...
If the order cycle is one month, the moving cylinder, brake drum, brake shoe, etc. generally account for the annual sales volume of the parts when the inventory is lower than the target inventory of t...