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GB/T 4516-2013Household sewing machine -- Determination of sewing capacity (English PDF)

家用缝纫机缝厚能力测试方法

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Issued by

Standardization Administration of China

Level / Type

National · Recommended

Issue date

December 31, 2013

Implementation date

December 1, 2014

Scope

GB/T 4516-2013 is the English-translated version of 家用缝纫机缝厚能力测试方法.

GB/T 4516-2013 — This standard specifies the sewing material and appliances for household sewing machines sewing capacity test methods, test methods, test requirements and test reports.

This standard applies to household sewing machine motor drive can also be used manually or foot operated home sewing machine.

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Document preview — GB/T 4516-2013

National Standard of the People's Republic of China

ICS: 61.080
Classification: Y 17
Replacing: GB/T 4516-1995

Issued by: Standardization Administration of China

Foreword
1 Scope
2 Normative references
3 Sewing materials and appliances
3.1 Sewing materials
3.2 Sutures
3.3 Needle
4.1 Testing principle
4.2 Test Conditions

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules.

This standard replaces GB/T 4516-1995 "household sewing machine sewing capacity test methods." this standard compared with GB/T 4516-1995, the main technical changes are as follows.

--- Original standard "Normative references" has been modified, citing the latest versions of these documents;

--- Original standard "sample" to "sewing material." 1980 "Household sewing machines sewing capacity test methods". The revised standard adopts ISO 4815 with the new draft law.

This standard and ISO 4815. 1980 technical differences and their reasons are as follows.

--- On normative references, this standard has been adjusted technical differences, in order to adapt our technical conditions, the adjusted situation Focus is reflected in the status of Chapter 2, "Normative references", the specific adjustments are as follows.

- increase the GB/T 406-2008 (see 3.1);

- increase the GB/T 6836-2007 (see 3.2);

- increase the QB/T 1514-2011 (see 3.3).

--- Remove the ISO 4815. 1980 Chapter 3, "Definitions", Chapter 4, "principles", and attachment content, modify the Figures 1 and 2 content.

This standard and ISO 4815. 1980 has the structural adjustment, ISO 4815. 1980, Chapter 4, Chapter 5, Chapter 6, Chapter 7, 8 Chapter, Chapter 9 of this standard were adjusted 4.1, Chapter 3, 4.2, 4.3, Chapter 5, Chapter 6.

The standard proposed by China National Light Industry Council.

This standard by the China Sewing Machinery Standardization Technical Committee (SAC/TC152) centralized.

Drafting of this standard. National Sewing Machine Quality Supervision and Inspection Center, Shanghai Institute of sewing machines, sewing machine Zhejiang new shares leap Limited copies.

1 Scope

This standard specifies the sewing material and appliances for household sewing machines sewing capacity test methods, test methods, test requirements and test reports.

This standard applies to household sewing machine motor drive can also be used manually or foot operated home sewing machine.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document.

GB/T 406-2008 qualities of cotton cloth GB/T 6836-2007 sewing thread QB/T 1514-2011 household sewing machine needles

3 Sewing materials and appliances

3.1 Sewing materials

According to GB/T 406-2008 specified in khaki (in particular), which cut growth 200mm, 90mm wide seam material.

3.2 Sutures

According to GB/T 6836-2007 stipulated ZS twist 14tex/3 to mercerized cotton.

3.3 Needle

Press QB/T 1514-2011 specified in Nm80 needle.

Test Method 4

4.1 Testing principle

At a predetermined speed sewing, stitching, needle and sewing materials, seam thickness test, and successive increases sewing material layers until it reaches this mark Quasi Chapter 5 test requirements far, sewn seam material layers is measured sewing machine sewing capacity.

4.2 Test Conditions

4.2.1 in accordance with the manufacturer's instructions using the provisions, and fitted seams corresponding random supply needle and the presser foot.

4.2.2 in accordance with the manufacturer's instructions using the provisions regulating the presser foot. Presser foot pressure regulator shall meet the following requirements.

a) If not specified in the instructions for use specific values, while the presser foot pressure for use when adjusting the adjustment device, then clamp down Pressure should be adjusted to the position of 18N ± 1N;

b) If there is no adjustment means or adjustment means although Quefei user adjustable factory when the factory is kept fixed by the status quo.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 5 pages — is available in the English PDF.

Referenced standards

Normative references

QB/T 1514-2011

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