GB/T 25232-2010Grain and oil machinery - Bran brush (English PDF)

Foreword

Appendix A of this Standard is normative.

1 Scope

This Standard specifies bran brush's working principle, model and basic parameters, technical requirements, test methods, inspection rules and marks, packaging, transportation, and storage requirements.

This Standard applies to vertical-type bran brush [Translator note. hereafter also known as. brush-bran or brush-bran machine] that processes flake-shaped or crumb-shaped bran in wheat processing.

2 Normative references

The following documents contain provisions which, through reference in this Standard, become provisions of this Standard. For dated references, their subsequent amendments (excluding corrections) or revisions do not apply to this Standard. However, the parties who enter into agreement based on this Standard are encouraged to investigate whether the latest versions of these documents are applicable. For undated reference documents, the latest versions apply to this Standard.

GB/T 191 Packaging-Pictorial marking for handling of goods

GB 2893 Safety colours

GB 5226.1 Electrical Safety of Machinery - Electrical Equipment of Machines - Part 1: General Requirements

GB/T 9239.1-2006 Mechanical vibration - Balance quality requirements for rotors in a constant (rigid) state - Part 1: Specification and verification of balance tolerances

GB/T 9286-1998 Paints and varnishes - Cross cut test for films

GB/T13306 Plate

GB/T 17248.3 Acoustics - Noise emitted by machinery and equipment - Measurement of emission sound pressure levels at a work station and at other specified positions - Survey method in situ

GB/T 24854 Grain and oil machinery - General specification for product packaging

GBZ 158 Warning Signs for Occupational Hazards in the Workplace

6 Test methods

6.1.3 Test instruments, meters and gauges shall comply with relevant provisions of calibration, and they are within the effective use period.

6.1.4 Test voltage is 380 V; the deviation is not more than ±10%.

6.1.5 Machine operation and testing, within a same test procedure, shall be operated by the same skilled operator.

6.1.6 Idling test shall be conducted at rated speed; running time is not less than 30 min.

7 Inspection rules

8 Marks, packaging, transportation and storage

8.2.1 It shall be executed in accordance with the provisions of GB/T 24854.

8.2.2 The accompanying files and spare parts shall include.

8.2.3 For brush-bran machines that are self-collected by the user, it may adopt without-packaging.

8.2.4 For brush-bran machines that are entrusted by the users to arrange water-transport or ground-transport, the packaging may be conducted according to agreed contract.