CN104075630A

CN104075630A - Novel physics vernier caliper

Info

Publication number: CN104075630A
Application number: CN201410348733.4A
Authority: CN
Inventors: 李泓胜
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-07-15
Filing date: 2014-07-15
Publication date: 2014-10-01

Abstract

The invention discloses a novel physics vernier caliper and relates to a vernier caliper. Inner measurement claws (3) and outer measurement claws (13) are respectively fixedly arranged on the two sides of one end of a main ruler (8), a vernier (4) movably sleeves the main caliper, the inner measurement claws and the outer measurement claws are respectively fixedly arranged on the two sides of one end of the main ruler of the vernier, a depth ruler (10) is arranged in the lower groove of the depth caliper (10); the end part of the depth ruler (10) is located at the other end of the main ruler; one end of a depth rod (14) is connected with the end part of the depth ruler via a shaft B (9). According to the novel physics vernier caliper, lengthened sheets A are arranged on the two inner measurement claws, lengthened sheets B are arranged on the outer measurement claws, and the end part of the depth ruler is hinged to the end part of depth rod, accordingly, the defect that some holes or work pieces cannot be measured in the prior art is overcome. By adopting the novel physics vernier caliper, more accurate data can be obtained.

Description

A kind of Novel physical vernier caliper

[technical field]

The present invention relates to a kind of vernier caliper, especially relate to a kind of Novel physical vernier caliper.

[background technology]

Commercially available vernier caliper structure mainly comprises main scale, vernier, interior measuring claw, external pelivimetry pawl and pit gauge at present, and in utilizing in use procedure, measuring claw obtains the internal diameter in hole, is obtained the external profile diameter of object by external pelivimetry pawl, is obtained the degree of depth of blind hole by pit gauge; But for interior measuring claw, very difficult measurement aperture has the internal projection lower diameter of internal projection, and external pelivimetry pawl is also difficult to obtain the middle part riser width of similar steel-rail structure; And pit gauge can only be limited in the length range of pit gauge for the measurement of the degree of depth; Chinese patent: scalable vernier caliper (CN202928467U), this patent discloses a kind of hollow pit gauge that has, realize the lengthening of the degree of depth measures by shrinkage-rule is set at pit gauge hollow interior, in actual use, find, shrinkage-rule touches the end when process, can cause shrinkage-rule to inside contract, the data of obtaining are inaccurate.

[summary of the invention]

In order to overcome the deficiency in background technology, the invention discloses a kind of Novel physical vernier caliper, the degree of depth bar that utilizes pit gauge end to be articulated and connected, can obtain data comparatively accurately, has effectively overcome the drawback of prior art.

In order to realize described goal of the invention, the present invention adopts following technical scheme:

A kind of Novel physical vernier caliper, comprise main scale, vernier, interior measuring claw, external pelivimetry pawl, pit gauge and degree of depth bar, be fixed with respectively interior measuring claw, external pelivimetry pawl in the both sides, one end of main scale, vernier is actively set on main scale, the both sides, main scale one end of described vernier are fixed with respectively interior measuring claw, external pelivimetry pawl, pit gauge is arranged in the lower channel of main scale, the other end of the end of described pit gauge in main scale, and one end of degree of depth bar connects the end of pit gauge by axle B.

Described Novel physical vernier caliper is connected by axle A the one end that adds lengthy motion picture A on the interior measuring claw of main scale one end and the interior measuring claw of vernier.

Described Novel physical vernier caliper is connected by axle C the one end that adds lengthy motion picture B on the external pelivimetry pawl of main scale one end and the external pelivimetry pawl of vernier.

Described Novel physical vernier caliper, is provided with trip bolt in a side of vernier.

Described Novel physical vernier caliper, is provided with non-slipping block at the opposite side of vernier.

Described Novel physical vernier caliper, is respectively equipped with scale on described main scale, vernier.

Owing to having adopted technique scheme, the present invention has following beneficial effect:

Novel physical vernier caliper of the present invention, by arranging and add lengthy motion picture A on two interior measuring claws, arranges and adds lengthy motion picture B on external pelivimetry pawl, and the pit gauge end degree of depth bar that is articulated and connected has overcome the drawback that prior art cannot be measured for some holes or workpiece; The present invention can obtain the data comparatively accurately of the narrow and darker blind hole in special-shaped aperture, middle part.

[brief description of the drawings]

Fig. 1 is structural representation of the present invention.

Fig. 2 of the present inventionly adds lengthy motion picture A, adds lengthy motion picture B Unclosing structure schematic diagram.

Fig. 3 is the degree of depth bar syndeton schematic diagram of pit gauge of the present invention.

In figure: 1, add lengthy motion picture A; 2, axle A; 3, interior measuring claw; 4, vernier; 5, trip bolt; 6, non-slipping block; 7, scale; 8, main scale; 9, axle B; 10, pit gauge; 11, axle C; 12, add lengthy motion picture B; 13, external pelivimetry pawl; 14, degree of depth bar.

[embodiment]

Explanation the present invention that can be detailed by the following examples, discloses object of the present invention and is intended to protect all technological improvements in the scope of the invention;

By reference to the accompanying drawings 1, Novel physical vernier caliper described in 2 or 3, comprise main scale 8, vernier 4, interior measuring claw 3, external pelivimetry pawl 13, pit gauge 10 and degree of depth bar 14, be fixed with respectively interior measuring claw 3 in the both sides, one end of main scale 8, external pelivimetry pawl 13, vernier 4 is actively set on main scale 8, a side at vernier 4 is provided with trip bolt 5, be provided with non-slipping block 6 at the opposite side of vernier 4, described main scale 8, on vernier 4, be respectively equipped with scale 7, main scale 8 both sides, one end of described vernier 4 are fixed with respectively interior measuring claw 3, external pelivimetry pawl 13, pit gauge 10 is arranged in the lower channel of main scale 8, the other end of the end of described pit gauge 10 in main scale 8, one end of degree of depth bar 14 connects the end of pit gauge 10 by axle B9.

Further, on the interior measuring claw 3 of main scale 8 one end and the interior measuring claw 3 of vernier 4, be connected by axle A2 the one end that adds lengthy motion picture A1; On the external pelivimetry pawl 13 of main scale 8 one end and the external pelivimetry pawl 13 of vernier 4, be connected by axle C11 the one end that adds lengthy motion picture B12.

Implement Novel physical vernier caliper of the present invention, in the time of normal measurement object external profile diameter, utilize external pelivimetry pawl 13 just can obtain corresponding data, in the time that long size work is upper wider, when workman needs long size work middle part size, can add lengthy motion picture B12 " length that adds lengthy motion picture B12 can be set as two centimetres or other length by the axle center of axle C11 to end " rotation to inwardly by what arrange on two external pelivimetry pawls 13, then utilize two to add lengthy motion picture B12 and obtain data; Certainly, if taking the length that adds lengthy motion picture B12 as two centimetres of calculating, main scale 8 scales 7 can be deducted to two four centimetres of length that add lengthy motion picture B12, be size accurately; In like manner, when in measuring workpieces the aperture, in utilizing, measuring claw 3 just can obtain corresponding data, in the time that aperture place is provided with internal projection, when workman need to obtain the internal projection in aperture described in bottom when the size in hole, can add lengthy motion picture A1 " length that adds lengthy motion picture A1 can be set as a centimetre or other length by the axle center of axle A2 to end " rotation to outwardly by what arrange on interior measuring claw 3, then utilize two to add lengthy motion picture A1 and obtain data; In use, if taking the length that adds lengthy motion picture A1 as one centimetre of calculating, main scale 8 scales 7 can be added to two add two centimetres of the length of lengthy motion picture A1, be size accurately; The present invention, in the time measuring blind hole depth, can use pit gauge 10 to measure, if when pit gauge 10 length can not meet, by stretching degree of depth bar 14, utilizes the degree of depth bar 14 with certain length size to add that the length of pit gauge 10 is blind hole actual grades; Wherein the length of degree of depth bar 14 should be as the criterion with the axle center of axle B9 to the other end of degree of depth bar 14.

Part not in the detailed description of the invention is prior art.

Claims

1. a Novel physical vernier caliper, comprise main scale (8), vernier (4), interior measuring claw (3), external pelivimetry pawl (13), pit gauge (10) and degree of depth bar (14), it is characterized in that: be fixed with respectively interior measuring claw (3) in the both sides, one end of main scale (8), external pelivimetry pawl (13), vernier (4) is actively set on main scale (8), main scale (8) both sides, one end of described vernier (4) are fixed with respectively interior measuring claw (3), external pelivimetry pawl (13), pit gauge (10) is arranged in the lower channel of main scale (8), the other end of the end of described pit gauge (10) in main scale (8), one end of degree of depth bar (14) connects the end of pit gauge (10) by axle B (9).

2. Novel physical vernier caliper according to claim 1, is characterized in that: be above connected by axle A (2) one end that adds lengthy motion picture A (1) at the interior measuring claw (3) of main scale (8) one end and the interior measuring claw (3) of vernier (4).

3. Novel physical vernier caliper according to claim 1, is characterized in that: be above connected by axle C (11) one end that adds lengthy motion picture B (12) at the external pelivimetry pawl (13) of main scale (8) one end and the external pelivimetry pawl (13) of vernier (4).

4. Novel physical vernier caliper according to claim 1, is characterized in that: be provided with trip bolt (5) in a side of vernier (4).

5. Novel physical vernier caliper according to claim 1, is characterized in that: be provided with non-slipping block (6) at the opposite side of vernier (4).

6. Novel physical vernier caliper according to claim 1, is characterized in that: on described main scale (8), vernier (4), be respectively equipped with scale (7).