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单词 Let-off
例句
1. Independent let-off worm wheel box, can assure transmission moment.
2. Furthermore, based on testing results, the let-off mechanism of the water-jet loom was analyzed and the improving method was also introduced.
3. The electronic let-off and electronic take-up system uses RS485 and CAN BUS to communicate with the main control system of a loom.
4. Compared with the traditional method, this method simplifies let-off and take-up mechanism, improves automatic level and synchronous character of let-off and take-up motion.
5. The let-off may be activated intermittently or continuously. Together, negative and semi- positive let-off systems make up the majority of those found on looms.
6. Structure and working mechanism of adjustable let-off motion areintroduced , taking looms 1515 as an example , to which reliabity analysis and specification is given.
7. Control and examine: adopt microcomputer control system, electronic let-off, electronic weft selecting, automatic wefting, self-check, LCD ect.
8. After analyzing and generalizing electronic let-off and electronic take-up control system, the paper analyses the functions, the work theory and the synchronous relationship of the above two.
9. Up warp let-off: adopt electronic let-off, independent electronic control system, easy to adjust and control the up warp.
10. This paper introduces the development of the servo control electronic yarn feed system and analyzes the warp knitting machine's let-off feedback deflection and the.
11. Some improved techniques of the loom are introduced, and the electronic let-off system is developed, which consists of three parts: driven motor, controller and warp tension testing.
12. It discussed the control algorithm of multi-speed electronic yarn let-off system, and worked-out the value of motor speed operation according to the speed of principal axis and process requirement.
13. The apparatus can accurately test the characteristic curve of the warp let-off motion during weaving and calculate the warp let-off value and the histogram per pick.
14. In the wide weaving machine, the difference of warp tension on two beams are reduced by using a differential gear train of let-off motion double beams (side by side).
15. The current situation of pollution and disposal of hazardous wastes in Three Gorges was investigated on the spot and analyzed from their status of generation, classification, let-off and management.
16. But today it is common for bows to have let-off in excess of 75%.
17. The loom for weaving this fabric should not only be equipped with the electronic take-up and let-off devices, but also possess the interface of inputting pick density distribution pattern.
18. The fifth chapter discusses an improvement algorithm for the let-off tension control and how to control the start mark compensation.
19. In this paper, the slippage between the surface of the warp let-off roller and yarns is discussed, when the tension of yams is larger or smaller than normal.
20. In the design of machines, it should synthetically consider the effect of the pressure acting on the warp let-off roller, the warping angle of yams and the roller radius on preventing yam's slippage.
21. Aim at the start mark of a water-jet loom during weaving, a virtual testing method to test the warp Let-off motion was introduced in this paper.
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更新时间:2024/12/22 10:06:33