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Squareness of panel

Views:125     Author:Site Editor     Publish Time: 2018-01-26      Origin:Site

Procedure

Zero the dial gauge C2 to the exact perpendicular established by the transverse stops B.1 and the reference line through B2 and B3.

Place the panel upside down into contact with the transverse stops B1, B2 and B3. The four sides of the panel are successively measured.

 

Expression of results including methods of calculation and precision of the test methods

Readings are to be taken to two decimal places and shall be rounded and recorded to the nearest first decimal place. All measured deviations shall be within the tolerances given in Table 3.

 

Key

1 Panel

2 Front edge ø 5 mm

3 Dial gauge C2

4 Panel bottom side

5 Measurement table

A1…A3 Support stops

B1…B3 Traverse stops

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