T/CSMA 005-2018 Active Group standards

T/CSMA 005-2018 Industrial Sewing Machine with Computer Control for Both Upper and Lower Composite Feeding and Plain Sewing Machine

Publish Date: 2018-09-16 Implement Date: 2018-11-01 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 005-2018

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: 2018-09-16

Implement Date: 2018-11-01

Scope

Scope: This standard specifies the product classification, requirements, test methods, inspection rules, marking, packaging, transportation, storage, and quality commitments for computer-controlled upper and lower composite feeding flat-sewing machines. This standard applies to computer-controlled upper and lower composite feeding flat-sewing machines (hereinafter referred to as "products") used for sewing leather, artificial leather, canvas, and other medium-thick fabrics. Main technical content: 4.1 Appearance Quality 4.1.1 The product and its packaging shall be complete and free from damage; the label information shall be complete and fixed on a conspicuous part of the product. 4.1.2 The exposed parts and screw heads of the product shall not have burrs. 4.1.3 The exposed electrical wiring and connectors shall be arranged neatly and firmly. There shall be clear markings, which shall be firmly and clearly fixed. 4.1.4 The connection and wiring shall meet the following requirements: a) All connections shall be firm and free from the risk of accidental loosening; b) The connection method shall be adapted to the cross-sectional area of the connected wires and the nature of the wires; c) Sufficient additional length shall be provided to meet the needs of connecting and disassembling cables and cable bundles; d) The protective wires shall be installed near the relevant load wires to reduce loop impedance; e) Sharp angles, welding slag, and burrs in contact with the wiring channels shall be removed, and protective covers shall be added to the through-holes; f) Electrical wires and cables without enclosed channels protection shall be protected by insulating sleeves or insulating wrapping tapes during installation. 4.2 Machine Performance 4.2.1 The stitch length, stitch tension, and presser-foot pressure shall all be adjustable. 4.2.2 After the presser-foot is lifted and locked, it shall be able to release the thread. 4.2.3 The maximum stitch length shall comply with Ta