T/CSMA 004-2017 Active Group standards

T/CSMA 004-2017 Industrial Sewing Machine, Computer-Controlled High-Speed Sewing Machine

Publish Date: 2017-09-28 Implement Date: 2017-11-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/CSMA 004-2017

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Sewing machine

ICS Name: Sewing machines and other equipment used in the clothing industry

Publish Date: 2017-09-28

Implement Date: 2017-11-01

Scope

Scope: This standard specifies the terms and definitions, product classification, requirements, test methods, inspection rules, marking, packaging, transportation, storage, and quality commitments for computer-controlled high-speed serging machines for industrial use (hereinafter referred to as "serging machines"). This standard applies to computer-controlled high-speed serging machines (hereinafter referred to as "serging machines") used for sewing thin and medium-thick fabrics. Main technical content: 5. Requirements 5.1 Appearance quality 5.1.1 The serging machine and its packaging shall be complete and free from damage; the product label information shall be complete and fixed on a conspicuous part of the serging machine. 5.1.2 The exposed parts and screw heads of the serging machine shall be free from burrs. 5.1.3 The electrical wiring and connectors shall be arranged neatly and firmly. Clear markings shall be provided, which shall be firm, clear, and durable. 5.1.4 The connection and wiring shall meet the following requirements: a) All connections shall be firm and free from the risk of accidental loosening; b) Sufficient additional length shall be provided to meet the needs of connecting and disassembling cables and cable bundles; c) The protective wires shall be installed close to the relevant load wires to reduce loop impedance; d) Sharp angles, welding slag, and burrs in the wiring channel and in contact with the wires shall be removed, and guards shall be added to the through-holes; e) Electrical wires and cables without enclosed channels shall be protected by insulating sleeves or insulating wrapping tapes during installation. 5.2 Machine performance 5.2.1 The stitch length, stitch tension, presser-foot pressure, differential ratio, and stitch transmission quantity shall be adjustable. 5.2.2 The height of the presser-foot lift shall comply with Table 1. 5.2.3 The presser-foot lift shall initiate thread loosening. 5.