GB/T 23927-2009Tri-wheel vehicles and low-speed goods vehicles - Mechanical transmissions (English PDF)

1 Scope

This standard specifies the technical requirements of three-wheeled vehicles and low-speed truck mechanical transmission, test methods, inspection rules, marking, packaging, transportation

Transport and storage.

This standard applies to three cars, low-speed mechanical gear transmission truck used (not including the rear axle piece of three-wheeled automobile transmission

Device). For multi-speed transmission with eight-speed auxiliary transmission over applies only to the main section.

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent

Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research

Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.

GB/T 2828.1 Sampling procedures for inspection - Part 1. by acceptance quality limit (AQL) retrieval batch inspection sampling plan (GB/T 2828.1-2003, ISO 2859-1.1999, IDT)

QC/T 484-1999 automotive paint coating

QC/T 572 auto cleanliness for the work of Determination

3 Symbol

Symbols listed in Table 1 apply to this standard.

Table 1 standard symbols and their names, units

No. Symbol Name Unit

1 1 like the first shaft transmission input speed

2 like M

At 1450r/min when desirable 1450r/min)

3-like input speed of the transmission output shaft 2

4 N-shaped transmission matched the speed of the engine maximum power r/min

8 Tk static torsional fracture torque transmission

N · m

9 - Guadang force N

11-- Test oil temperature °C

12-- noise level dB (A)

14 Kn Speed Coefficient -

Engine to the clutch pulley reduction ratio for transmission lines included in the three-wheeled steam belt drive

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