vernier calliper (वर्नियर कैलिपर )

Today is topic is vernier calliper :-

Know about vernier calliper and Principal,Construction,Graduation,Reading Method and Uses:-

*Vernier caliper(वर्नियर कैलिपर ):- Vernier caliper  is a measureing instrument.Its use in measure leangth and  breadth and height. 

*Laest count:- 

. In British vernier caliper is  0.001inch,              1/1000 inch

.In Mertic vernier calliper is 0.02 mm, 2/100 mm.

*  VERNIER CALIPER ALL PART MADE WITH CORMIUM STEEL OR STAINLESS STEEL 

     (PART NAME OF VERNIER CALIPER )

1. FIXED JAW FOR EXTERNAL MEASUREMENT

2. MOVEABLE JAW FOR INTERNAL MEASUREMENT

3. FIXED JAW FOR INTERNAL MEASUREMENT 

4. MOVLEABLE JAW FOR EXTERNAL MEASUREMENT

5. BEAM

6. MAIN SCALE 

7. VERNIER SCALE 

8. SLIDING UNIT OR CARRIAGE 

9. LOCK SCREW

10. FINE ADJUSTMENT SCREW

11. DEPTH MEASURING BLADE 

                      IN FIGURE

               universal vernier caliper 

           TYPE OF VERNIER CALIPER 

1.FLAT EDGE VERNIER CALIPER 

2. KNIFE EDGE VERNIAR CALIPER 

3. FLAT AND KNIFE EDGE VERNIER                    CALIPER 

4. VERNIER CALIPER  DEPTH GAUGE 

5. GEAR TOOTH VERNIER CALIPER 

6. DIAL CALIPER 

1. FLAT EDGE VERNIER CALIPER:-In this caliper measureing jaw is flat. Its used in measure outside Length , breadth,  height.  Its also use in interior measurement. Its maximum measurement is 10 mm.(fig 1)

           FLAT EDGE VERNIER CALIPER 

2.KNIFE EDGE VERNIAR CALIPER:-  In this caliper measureing jaw like a knife(चाकु).

Its used in measure  between Two whole but measureing jaw is fast destroy.( Fig 2)

            KNIFE EDGE VERNIER CALIPER 

3. FLAT AND KNIFE EDGE VERNIER CALIPER :- IN this caliper one side jaw is falt and second side jaw is knife . Its use in measurement  internal and outer side. 

 ( fig 3)

          FLAT AND KNIFE EDGE VERNIER                                  CALIPER 

4. VERNIER CALIPER DEPTH GAUGE:- In this caliper like a flat edge and knife edge but in Back side of beam attached DEPTH BAR. Back side of beam cut like a rectangle slot is use measureing depth. 

Its use measures length internal and outer nad depth . Other name of caliper is UNIVERSAL VERNIER CALIPER. ( FIG 4)

          CALIPER WITH DEPTH GAUGE 

5. GEAR TOOTH VERNIER CALIPER:- IN this caliper two vernier caliper like some part attach. In this caliper two scale, its measure between two GEAR TOOTH and Breadth of tooth measure in one time.

(fig 5)

  

           GEAR TOOTH VERNIER CALIPER 

6. DIAL CALIPER :- Its Claiper different all other vernier caliper. Its work on Rack(रैक) and Peneyen(पिनियन) principal. In this caliper made  Rack and Beam and Dial caliper is attach. This caliper give 0.05mm, 0.02mm, 0.01mm measurement.  (Fig 6)

              DIAL VERNIER CALIPER 

NEW VERNIER LAUNCHED 

* DIGITAL VERNIER CALIPER:- SOME PEOPLE SAY ITS IS A DIGITAL VERNIER CALIPER BUT ITS IS WRONG ITS ALSO USE SAME AS VERNIER CALIPER FOR LENGTH,  BREADTH,  HEIGHT. BECAUSE ITS DIFFERENT ALL CALIPER THEREFORE

READING DISPLAY ON LCD DISPLAY AND LEAST COUNT IS 0.01MM . READING WILL CHANGE BRITISH TO MATRIX THROW PUSH ONLY SWITCH.  ITS IS EASY TO USE OTHER THAN AND ITS IS COSTLY OTHER THAN. ITS AVAILABLE IN MARKET 150MM, 200MM, 300MM, SIZE .

   

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                DIGITAL VERNIER CALIPER 

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