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Double Twist Cabling Machine Manufacturers

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Zhangjiagang Dachen Machinery Manufacturing Co., Ltd.
Zhangjiagang Dachen Machinery Manufacturing Co., Ltd.
Zhangjiagang Dachen Machinery Manufacturing Co., Ltd. established in 1997, we are Custom Double Twist Cabling Machine Manufacturers and Double Twist Cabling Machine Company, specializes in the research, development, and manufacturing of cable production equipment. Located in Jinfeng Town, Zhangjiagang—recognized as a national-level sanitary city—the company operates a modern 10,000 m² production facility, with an annual output value exceeding 50 million yuan.
As a national high-tech enterprise and a "Specialized, Refined, Characteristic, and Innovative" SME in Jiangsu Province, Dachen employs over 60 professionals, including a strong team of senior engineers who account for more than 20% of the staff. The company is ISO 9001:2008 certified, with its production capacity and technical expertise ranking among the best in the industry.
Dachen Machinery offers complete cable production equipment solutions—including LAN cable lines, industrial cable systems, plastic processing machinery, and customized non-standard equipment. With in-house control over the entire development process—from mechanical structure to electrical systems—the company ensures fast delivery and tailored service. Dachen is trusted by customers for its outstanding cost performance, fine craftsmanship, and dedicated after-sales support.
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Industry knowledge

What is the working principle of the Double Twist Cabling Machine?

Double Twist Working Principle

1. Double-layer Twist Structure: The machine has two synchronously driven twisting systems. Each conductor is first twisted in the forward direction, then twisted a second time in the same or opposite direction, achieving a "pre-twist-double twist" composite structure.

2. Cross-twist Direction Improves Electrical Performance: The alternating arrangement of the first twist (S-twist) and the second twist (Z-twist) makes the interaction between conductors more uniform, reducing signal crosstalk and improving tensile strength.

3. High-Precision Tension and Pitch Control: Tension (±5%) and pitch (70-140mm) are monitored in real time by a PLC and servo motor to ensure consistent twist in each core, guaranteeing the mechanical and electrical consistency of the cable.

4. Adaptable to Multiple Wire Diameters: Designed to cover wire diameters from 1-3mm, it can complete double twisting from fine to thick cores in one pass, meeting the needs of Cat5e, Cat6, and even higher speed cables.

Key Point Description
Dual‑stage Twisting The machine contains two synchronized twisting systems: the first performs a preliminary (pre‑twist) on each conductor, and the second completes a second twist on the same strand, achieving a “single‑pass double‑twist” structure.
Cross‑direction (S‑Z) Twist The first twist (S‑direction) and the second twist (Z‑direction) are interleaved, which improves signal uniformity, reduces crosstalk, and enhances mechanical strength.
Precise Tension & Pitch Control PLC and servo motors continuously monitor tension (±5 %) and pitch (70‑140 mm) to guarantee consistent torque for every wire.
Wide Wire‑diameter Compatibility Designed for 1‑3 mm wire diameters, allowing a single setup to handle both fine and coarse conductors for Cat5e, Cat6 and higher‑speed cables.

How much does a Double Twist Cabling Machine improve production efficiency compared to a traditional stranding machine?

Production Efficiency Improvement

1. Capacity Comparison: The double twisting machine can achieve a cabling speed of 120-170 m/min (based on a 100mm pitch), while the traditional single twisting machine only reaches 45-60 m/min, representing an efficiency increase of approximately 2-3 times.

2. Productivity Increase: Compared to traditional tubular stranding machines, the double twisting machine can increase production efficiency by 4.5 times, completing the stranding of more strands in the same amount of time.

3. High-Speed ​​Operation Reliability: Utilizing dual-motor synchronous drive and servo control, it maintains synchronization of speed and tension, avoiding quality fluctuations caused by speed variations, and achieving high-quality output at high speeds.

4. Energy Saving and Space Advantages: The efficient mechanical structure reduces power consumption, and the equipment occupies only about 10,000 m², suitable for the space layout of medium to large production lines, further improving overall capacity utilization.

Comparison Metric Traditional Stranding Machine Double‑Twist Cabling Machine
Twisting Efficiency Single‑stage twisting, limited output Double‑stage twisting performed in one pass, both twists synchronized
Overall Capacity Multiplier Baseline capacity of conventional tube‑type stranding machines Capacity increased by 4.5 × with double‑twist technology
Maximum Speed -600‑800 rpm (single twist) Up to 1,500 rpm (double twist)
Twists per Minute -600 tpm Up to 1,200 tpm (maximum 1,700 tpm)

Can a Double Twist Cabling Machine simultaneously strand multi-core cables?

1. Simultaneous Feeding of Multiple Conductors: The machine is equipped with a multi-channel feeding system, capable of simultaneously feeding 6-12 conductors, achieving simultaneous double twisting of multiple cores in a single feed.

2. Multi-Core Adaptability of Double Twisting Technology: The twisting system of the double twisting machine can perform double-layer twisting on each conductor separately, and then perform overall twisting on the same core wire, ensuring that each core of the multi-core cable has the same twist and tension.

3. Applicable to High-Performance Network Cables: This technology has been widely used in Cat5e, Cat6, and higher-speed industrial automation control cables, meeting the requirements of multi-core products with extremely high signal integrity and mechanical strength.

4. Flexible Customization Capabilities: Through software parameter adjustment, it can quickly switch according to different core numbers, wire diameters, and twist requirements, achieving "one machine for multiple uses" and significantly reducing equipment investment and debugging costs.

Feature Description
Multiple‑wire Synchronous Feed Equipped with multi‑lane feed channels, allowing 6‑12 conductors to be introduced simultaneously for multi‑core twisting.
Multi‑core Double‑Twist Ability The 1600 mm Multiple‑Core Wire Double‑Twist Stranding Bunching Machine can handle wires ≥0.12 mm and perform double‑twist on all cores in a single operation.
High‑precision Tension & Twist Control Uses magnetic‑particle or mechanical‑spring tension devices and selectable twist directions to keep tension and twist uniform across all cores during simultaneous processing.
Suitable for High‑end LAN & Industrial Cables Widely applied to Cat5e, Cat6, and industrial automation control cables, meeting stringent signalintegrity and mechanicalstrength requirements.

Frequently Asked Questions (FAQ)
Q1:What are the energy consumption and energy-saving effects of the DoubleTwist Cabling Machine?

A:Compared to traditional stranding machines, the double-twist structure significantly reduces energy consumption and operating costs.

Q2:Which industries are best suited to use the DoubleTwist Cabling Machine?
A:Suitable for products requiring high quality, multi-strand stranding, such as power cables, communication optical cables, aerospace high-strength steel wire ropes, and automotive wiring harnesses.

Q3:What are the core competitive advantages of Zhangjiagang Dachen Machinery?
A:Established in 1997, with an R&D history and an annual output value exceeding 50 million RMB; the company is a national high-tech enterprise with ISO9001:2008 quality system certification; senior engineers account for over 20% of the R&D team, enabling self-development of the entire process from mechanical structure to electrical system.

Q4:Can Dachen Machinery provide customized non-standard cable production equipment?

A:The company focuses on "self-development of the entire process from mechanical structure to electrical system," enabling rapid delivery and provision of customized non-standard services tailored to customer needs.