Ningbo Cixi Imp. & Exp. Corp.
Main products:long oil measuing tape,Steel Measuring Tape,Long Steel Measuring Tape,Fiber Glass Tape,BIGGLUGG
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Contact Us
  • Contact Person : Mr. Hu Xuhui
  • Company Name : Ningbo Cixi Imp. & Exp. Corp.
  • Tel : 86-574-63886025
  • Fax : 86-574-63032641
  • Address : Zhejiang,Cixi,Foreign Trade Mansion,Sishan Road,Hushan
  • Country/Region : China
  • Zip : 315300

Distance Measuring Wheel DMW-04

Distance Measuring Wheel DMW-04
Product Detailed
Digital type distance measuring wheel.

Digital type distance measuring wheel.It has inch and MM graduation,and can use synchronously.

Measuring Wheel Standard Quality control(Q.C.)&Inspection

   counter test

   Requirements:

1.Set 8 kilometers/per hour for idle running(W/O zeroized).

2.Zeroizing per every 5 meters,totally 5000 times test.

3.Replace new twsiting;pressing leaf spring and auxiliary after pass the above Q.C.test.

Any below situation occurred during testing is N.G.

1.Zeroizing incompletely & imprecisely.

2.Gear wheel get stuck or turning W/O moving forwaed while testing.

3.Plastic part broken while testing;

  Precision gauge for wheel O.D.test

1.Only passing the Max.& Min.tolerance of O.D.(outside diameter) gauge is acceptable.

  End surface & concentricity test

   Any below situation occurred during testing is N.G.

1.Single side of end surface:move up and down over 0.5mm

2.Circling motion:move up down over 0.2mm

  Complete whole product test

1.Correctly put the maesuring wheel into the testing gauge;Set speed at 8 kilometer/hour for running in clockwise way;Zeroizing per every 20 seconds and break one time;Totally 20 times test for clockwise running testing;

2.If above testings are OK,then test again in reversed way;

Any below situation occurred during testing is N.G.

1.Zeroizing incompletely;plastic parts broken;

2.wheel assembled should be properly,avoid any too tight or too loose

3.Gear wheel get stuck;

  Walking test

1.Tolerance:5mm/per 1M by 30 meters walking test

  Falling test

1.Falling from 1.5M high position in any angle for three times;

Any below situation occurred during testing is N.G.

1.Plastic parts broken or disintegrated;

2.Zeroizing function is not working well;

  Appearance and others

1.Appearance W/O impact;scrape and spot;

2.Twist locking aliminium tube couldn't over 2 cycles;

3.Alimunium tube should be easily telescopic and cannot fall off;

ONLY PASS ABOVE TESTE IS ACCEPTABLE,OR BELONG TO "N.G.",SHOULD REPLACE THE DEFECTIVE PARTS AND RE-TEST AGAIN.

Distance Measuring Wheel DMW-04



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