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2026-11-05
How can you assess the soft-start performance and overload protection of a hydraulic coupling on-site? From the perspective of end‑users, this article explains four intuitive criteria: starting current should rise smoothly without spikes; start‑stop shocks are effectively dampened, significantly reducing failures such as belt, gearbox, or chain breakage; when the equipment seizes and stalls, rapid pressure relief with oil ejection cuts power, protecting only the fusible plug without burning out the motor; and if heavy‑load starts cause the motor to stall, it indicates a flow‑channel design flaw or inadequate torque‑limiting performance. Mastering these methods will be useful for both on‑site acceptance testing and troubleshooting.
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2026-11-05
How can you assess the soft-start performance and overload protection of a hydraulic coupling on-site? From the perspective of end‑users, this article explains four intuitive criteria: starting current should rise smoothly without spikes; start‑stop shocks are effectively dampened, significantly reducing failures such as belt, gearbox, or chain breakage; when the equipment seizes and stalls, rapid pressure relief with oil ejection cuts power, protecting only the fusible plug without burning out the motor; and if heavy‑load starts cause the motor to stall, it indicates a flow‑channel design flaw or inadequate torque‑limiting performance. Mastering these methods will be useful for both on‑site acceptance testing and troubleshooting.
2026-10-28
The Guangdong Zhongxing Hydraulic YOX560 torque-limiting fluid coupling is employed in the phosphate‑chemical mixer at Hubei Huiyang New Materials, operating at 1,500 r/min and covering a power range of 120–270 kW. It provides soft starting, torque‑limiting protection, and torsional vibration isolation, effectively addressing the challenges of heavy‑load start-up caused by slurry settling.
2026-10-26
Guangdong Zhongxing Hydraulic Transmission has launched an integrated transmission solution combining a high‑elastic coupling with a hydraulic torque converter. Compared with conventional spider couplings and elastomeric sleeve pin couplings, this solution offers significant advantages in vibration damping and shock absorption, overload protection, misalignment compensation, and service life. It is well suited to heavy‑duty applications in the chemical, mining, and large fan‑pump sectors, providing a reliable and stable drive‑system solution for heavy‑duty equipment.
2026-10-19
The oil fill quantity is not merely a matter of “more or less”; it directly determines the torque transmission, start-up characteristics, overload‑protection sensitivity, and operating temperature rise of a torque‑limiting hydraulic coupling. Based on the underlying working principles, this paper analyzes how the filling ratio affects various performance parameters and identifies its appropriate operating range, while also outlining the guiding principles that should be followed during on‑site adjustments.
2026-10-09
How can we address issues such as tripping during heavy-load starts, chain pin‑shaft fractures, and power imbalance among multiple motors in chain conveyors? This article examines the application of hydraulic couplings in mining, port, and building‑material chain conveyors, introducing technologies like ultra‑long 22–30 second soft starts, automatic load balancing, and sensitive torque‑limit protection. It also provides key selection criteria, real‑world application examples, and recommended models such as the YOXnz875 and YOXva750. Guangdong Zhongxing Hydraulic Transmission, established in 1958 and jointly founded with Germany’s Voith in 1994, holds 41 patents, has obtained both coal‑mine safety certification and explosion‑proof approval, offers over 370 product specifications, and delivers comprehensive lifecycle technical support.
2026-10-08
How can issues such as tripping during heavy-load starts, chain breakage, and power imbalance among multiple motors in scraper conveyors be addressed? This article analyzes the application of hydraulic couplings in coal‑mine scraper conveyors, introducing technologies like extended auxiliary chambers for soft starting, automatic load balancing, and efficient heat dissipation. It also provides key selection criteria, real‑world application examples, and recommended models such as the YOXllz875 and YOXvsaz600. Guangdong Zhongxing Hydraulic Transmission, established in 1958 and formed through a 1994 joint venture with Germany’s Voith, holds 41 patents, has obtained coal‑mine safety certification, offers over 370 product specifications, and delivers comprehensive lifecycle technical support.
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