CN108106516A - A kind of calliper structure and measuring method for measuring large cylindrical annular groove diameter dimension - Google Patents
A kind of calliper structure and measuring method for measuring large cylindrical annular groove diameter dimension Download PDFInfo
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- CN108106516A CN108106516A CN201711383291.7A CN201711383291A CN108106516A CN 108106516 A CN108106516 A CN 108106516A CN 201711383291 A CN201711383291 A CN 201711383291A CN 108106516 A CN108106516 A CN 108106516A
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- calliper
- annular groove
- outer circle
- face
- circle annular
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/003—Measuring of motor parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/08—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a kind of calliper structures and measuring method for measuring large cylindrical annular groove diameter dimension, the calliper structure is to be more than the measured part of Φ 80mm for outer circle annular groove diameter dimension, the go side (T) of the calliper, not-go-end (Z) are respectively integrated, and are positioned using the part end face vertical with measured outer circle annular fluted shaft line；The part that outer circle annular groove (the particularly smaller slot of annular groove width) diameter dimension is more than Φ 80mm is measured using the calliper of the present invention, the go side (T) of calliper, not-go-end (Z) are respectively integrated, structure relative compact alleviates calliper weight (total weight about alleviates 60% or so)；It is positioned using the part end face vertical with measured outer circle annular fluted shaft line, when measurement will not double swerve；Measuring point does not have to skiving, and calliper measuring surface and feature contacts face are big, and there is no deformations in measurement process.
Description
Technical field
The present invention relates to various product (military products, civilian goods and foreign trade product etc.) is all zero, processing of component, particularly aviation
Engine mechanical manufacturing field axis class zero, the processing of component.
Background technology
The measurer of outer circle annular groove diameter dimension is measured usually all using single head disc calliper (see Fig. 1), this calliper leads to
End (T), not-go-end (Z) are integrated, during measurement by its along perpendicular to axis of workpiece direction toward blocking in part peripheral groove, go side (T) face
By the way that not-go-end (Z) face is by the way that part is qualified (see Fig. 2).
Single head disc calliper is mainly used for outer circle annular groove diameter dimension of the measurement less than Φ 80mm, simple in structure
(see Fig. 1), using efficient and convenient (see Fig. 2), if but (particularly groove width is smaller for outer circle annular groove of the measurement more than Φ 80mm
Slot) diameter dimension when, measured outer circle annular groove diameter dimension d is bigger (see Fig. 4), and measuring point B, C cantilever is (see Fig. 3
In L1 ') it is longer, calliper contour structure size is bigger, and weight is heavier.If the groove width e that outer circle annular groove is measured in Fig. 4 is got over
It is small, (d1-d)/2 are bigger, then calliper measuring surface H sizes (see Fig. 4) are just smaller, and during actual measurement, a hand takes tested part, separately
One hand takes calliper, and since calliper contour structures are big, preponderance measures extremely inconvenient, it is often more important that and calliper structure is bigger,
B, relatively thinner (see Fig. 3) at C two, calliper measuring surface (size H in Fig. 4) is smaller with feature contacts face, blocks in measurement process
Rule not only easy double swerve, and be easy to cause at B, C two and deform (see Fig. 5) so that qualified part is measured not originally
Qualification causes erroneous judgement, causes parts measurement result inaccurate, seriously affects product quality.
The content of the invention
The object of the present invention is to provide it is a kind of measure large cylindrical annular groove diameter dimension calliper structure and measuring method, with
It solves outer circle annular groove of the single head disc calliper for measuring more than Φ 80mm in the prior art and (it is smaller to be particularly groove width
Slot) diameter dimension when, contour structures are big, preponderance, measure extremely inconvenient, the easy double swerve of calliper, change in measurement process
Shape causes erroneous judgement, the problem of causing parts measurement result inaccurate.
Technical scheme is as follows：
A kind of calliper structure for measuring large cylindrical annular groove diameter dimension, the calliper structure are for outer circle annular groove diameter
Size is more than the measured part of Φ 80mm, and the go side (T) of the calliper, not-go-end (Z) are respectively integrated, and using part with being measured
The vertical end face positioning of outer circle annular fluted shaft line；
The design of calliper critical size is as follows：
Maximum material size-the K-R/2 of T ends calliper size L=tested part outer circle annular groove diameters；
The maximum material size of T ends calliper limit of wear size L1=tested part outer circle annular groove diameters；
The least material size of Z ends calliper size L2=tested part outer circle annular groove diameters；
R-calliper dimensional tolerance；
The center of K-drift tolerance zone is the distance between to the maximum material size of part outer circle annular groove diameter；
R, K values table look-up to obtain according to the basic size d and tolerance value w of tested part outer circle annular groove diameter.
A kind of method with calliper structure measurement measurement large cylindrical annular groove diameter dimension is such, by go side (T)
The J face pastes of calliper promote calliper on the end face A of part, along perpendicular to the direction of axis of workpiece, if being deposited between calliper and part
In gap S, calliper is by then by the J face pastes of not-go-end (Z) calliper on the end face A of Same Part, along perpendicular to axis of workpiece
Direction promotes calliper, can't pass if there are interference P, calliper between calliper and part, and part is qualification；
By the J face pastes of go side (T) calliper on the end face A of part, calliper is promoted along perpendicular to the direction of axis of workpiece, if card
S very close to each other between rule and part, calliper can't pass or will be by the J face pastes of not-go-end (Z) calliper on the end face A of Same Part, edge
Calliper is promoted perpendicular to the direction of axis of workpiece, if not having interference P between calliper and part, calliper is by the way that part is as unqualified.
Beneficial effects of the present invention：The present invention solves that single head disc calliper structure is big, heavier-weight is inconvenient to use,
Calliper measuring point causes the deformation of calliper double swerve and measuring point (see figure by skiving due to part to be got out of the way during use
5) so that qualified part is measured unqualified originally, the problem of causing erroneous judgement, cause parts measurement result inaccurate.It uses
The calliper of the present invention measures part that outer circle annular groove (particularly annular groove width smaller slot) diameter dimension is more than Φ 80mm,
The go side (T) of calliper, not-go-end (Z) are respectively integrated, and structure relative compact, alleviating calliper weight, (total weight about alleviates
60% or so)；It is positioned using the part end face vertical with measured outer circle annular fluted shaft line, when measurement will not double swerve；It surveys
It measures position and does not have to skiving, calliper measuring surface and feature contacts face are big, and there is no deformations in measurement process.
The present invention is proved by actually using (measurement) for many years, uses (measurement) light-weight laborsaving, easy to operate, measurement is steady
Calmly, measurement result is accurate, it is ensured that product quality is worthy to be popularized.
Description of the drawings
Fig. 1 is the single head disc calliper structure diagram for measuring small outer circle annular groove diameter dimension；
Fig. 2 is the single head disc calliper measurement small outer circle annular groove diameter dimension schematic diagram of part；
Fig. 3 is the single head disc calliper structure diagram for measuring large cylindrical annular groove diameter dimension；
Fig. 4 is the part schematic diagram that single head disc calliper measurement outer circle annular groove diameter dimension is more than Φ 80mm；
Single head disc calliper deformation contrast schematic diagram when Fig. 5 is measurement large cylindrical annular groove diameter dimension；
Fig. 6 is that the measurement outer circle annular groove diameter dimension of the present invention is more than the new calliper schematic diagram of Φ 80mm；
Fig. 7 is that the new calliper measurement part outer circle annular groove diameter dimension of the present invention is more than the schematic diagram of Φ 80mm；
Fig. 8 is the new calliper drawing of tolerance range of outer circle annular groove diameter of the invention.
Specific embodiment
With reference to embodiment, the invention will be further described, but not as any limitation of the invention.
The calliper go side (T) of the present invention, not-go-end (Z) are respectively integrated, and are hung down using part and measured outer circle annular fluted shaft line
Straight end face A (see Fig. 4) positioning, during measurement calliper will not double swerve, structure relative compact is easy to use, measuring point card
It advises measuring surface (size E in Fig. 6) and does not have to skiving in calliper whole thickness (size L5 in Fig. 6), measuring surface has larger thickness,
It will not be deformed in measurement process, ensure that measurement result is accurate, improve measurement accuracy, it is ensured that product quality.
Specifically it is implemented：
It is more than the measured part (see Fig. 4) of Φ 80mm, calliper structure of the invention for outer circle annular groove diameter dimension
Go side (T), not-go-end (Z) are respectively integrated, and the design of calliper critical size is as follows：
Maximum material size-the K-R/2 of T ends calliper size L=tested part outer circle annular groove diameters；
The maximum material size of T ends calliper limit of wear size L1=tested part outer circle annular groove diameters；
The least material size of Z ends calliper size L2=tested part outer circle annular groove diameters；
In above formula：
D in maximum material size=Fig. 4 of tested part outer circle annular groove diameter；
D-w in least material size=Fig. 4 of tested part outer circle annular groove diameter；
R-calliper dimensional tolerance (see Fig. 8 and table 1)；
The center of K-drift tolerance zone is the distance between to the maximum material size of part outer circle annular groove diameter
(see Fig. 8 and table 1)；
R, K values are looked into according to the basic size d and tolerance value w of tested part outer circle annular groove diameter by table 1.
Table 1：R, K value (0.001 millimeter) corresponding to peripheral groove diameter and its tolerance
In the measurement process of the old calliper of the prior art, measured outer circle annular groove diameter dimension d (see Fig. 4) is more
Greatly, measuring point B, C cantilevers are longer (see the L1 ' in Fig. 3), and the groove width e of measured outer circle annular groove is smaller, and (d1-d)/2 are got over
Greatly, the part that old calliper is reamed is more, and measuring surface H sizes (see Fig. 4) are just smaller, and calliper easily shake by left and right in measurement process
Dynamic, deformation causes erroneous judgement, causes parts measurement result inaccurate.The newly-designed calliper of the present invention utilizes part and measured outer circle
Annular groove axis vertical end face A (see Fig. 4) is positioned, cut out on calliper positioning surface J (Fig. 6) size for G (general 2~
Part 3mm) on the one hand can mitigate calliper weight, easy to use, on the other hand reduce calliper positioning surface J and part end face A's
Contact area makes calliper in measurement process be unable to confronting parts easily with respect to part movement and rock；The new calliper of the present invention
No matter measuring point B ', C ' places (see Fig. 6), be measured how small the groove width e of outer circle annular groove is, and, without by skiving, calliper is surveyed for it
The width E at amount position only needs to be less than the maximum material size for being measured outer circle annular groove width e in the whole thickness of calliper i.e.
Can, calliper measuring surface and feature contacts face are relatively large, it is ensured that calliper will not deform in measurement process, and measurement is stablized, measurement result
Reliably.
The measuring method of this new calliper of the present invention：
As shown in fig. 7, by the J face pastes of go side (T) calliper on the end face A of part, along perpendicular to the direction of axis of workpiece
Calliper is promoted, if there are gap S between calliper and part, calliper is by then by the J face pastes of not-go-end (Z) calliper in Same Part
End face A on, along perpendicular to the direction of axis of workpiece promote calliper, to lead to not if there are interference P, calliper between calliper and part
It crosses, part is qualification.
By the J face pastes of go side (T) calliper on the end face A of part, calliper is promoted along perpendicular to the direction of axis of workpiece, if
S very close to each other between calliper and part, calliper can't pass or will by the J face pastes of not-go-end (Z) calliper Same Part end face A
On, calliper is promoted along perpendicular to the direction of axis of workpiece, if not having interference P between calliper and part, calliper is by the way that part is
It is unqualified.
The concrete application example of the above simply present invention, the present invention also has other embodiments, all to use equivalent substitution
Or the technical solution that equivalent transformation is formed, it all falls within protection domain of the presently claimed invention.
Claims (2)
1. a kind of calliper structure for measuring large cylindrical annular groove diameter dimension, it is characterised in that：The calliper structure is for outer circle
Annular groove diameter dimension is more than the measured part of Φ 80mm, and the go side (T) of the calliper, not-go-end (Z) are respectively integrated, and utilizes zero
The part end face positioning vertical with measured outer circle annular fluted shaft line；
The design of calliper critical size is as follows：
Maximum material size-the K-R/2 of T ends calliper size L=tested part outer circle annular groove diameters；
The maximum material size of T ends calliper limit of wear size L1=tested part outer circle annular groove diameters；
The least material size of Z ends calliper size L2=tested part outer circle annular groove diameters；
R-calliper dimensional tolerance；
The center of K-drift tolerance zone is the distance between to the maximum material size of part outer circle annular groove diameter；
R, K values table look-up to obtain according to the basic size d and tolerance value w of tested part outer circle annular groove diameter.
2. a kind of method with calliper structure measurement described in claim 1 measurement large cylindrical annular groove diameter dimension, feature
It is：By the J face pastes of go side (T) calliper on the end face A of part, calliper is promoted along perpendicular to the direction of axis of workpiece, if card
There are gap S between rule and part, calliper is by then by the J face pastes of not-go-end (Z) calliper on the end face A of Same Part, along hanging down
Calliper directly is promoted in the direction of axis of workpiece, can't pass if there are interference P, calliper between calliper and part, part is qualification；
By the J face pastes of go side (T) calliper on the end face A of part, calliper is promoted along perpendicular to the direction of axis of workpiece, if calliper
The S very close to each other between part, calliper can't pass or will be by the J face pastes of not-go-end (Z) calliper on the end face A of Same Part, edge
Calliper is promoted perpendicular to the direction of axis of workpiece, if not having interference P between calliper and part, calliper is by the way that part is not conform to
Lattice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711383291.7A CN108106516A (en) | 2017-12-20 | 2017-12-20 | A kind of calliper structure and measuring method for measuring large cylindrical annular groove diameter dimension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711383291.7A CN108106516A (en) | 2017-12-20 | 2017-12-20 | A kind of calliper structure and measuring method for measuring large cylindrical annular groove diameter dimension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108106516A true CN108106516A (en) | 2018-06-01 |
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ID=62211404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711383291.7A Pending CN108106516A (en) | 2017-12-20 | 2017-12-20 | A kind of calliper structure and measuring method for measuring large cylindrical annular groove diameter dimension |
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| CN (1) | CN108106516A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108955471A (en) * | 2018-07-09 | 2018-12-07 | 浙江天马轴承集团有限公司 | The outer diameter annular groove testing agency of bearing outer ring |
| CN114518063A (en) * | 2021-12-27 | 2022-05-20 | 重庆长安汽车股份有限公司 | Measuring caliper gauge for axial diameter of undercut groove |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3771358D1 (en) * | 1986-03-21 | 1991-08-22 | Siemens Ag | MEASURING DEVICE FOR DETERMINING THE HELL CYLINDER OF PRECISION ROUND PARTS. |
| CN201707013U (en) * | 2010-04-30 | 2011-01-12 | 王万法 | Convenient external slot diameter measuring caliper gauge |
| CN102368035A (en) * | 2011-10-28 | 2012-03-07 | 无锡天宝电机有限公司 | Snap gauge for measuring parallelism of end surface of motor end cover |
| CN203534449U (en) * | 2013-11-19 | 2014-04-09 | 保定市东利机械制造有限公司 | Detecting tool for height of shaft end surface of wheel hub |
| CN204757885U (en) * | 2015-07-07 | 2015-11-11 | 保定市东利机械制造股份有限公司 | Utensil is examined to arc groove diameter |
-
2017
- 2017-12-20 CN CN201711383291.7A patent/CN108106516A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3771358D1 (en) * | 1986-03-21 | 1991-08-22 | Siemens Ag | MEASURING DEVICE FOR DETERMINING THE HELL CYLINDER OF PRECISION ROUND PARTS. |
| CN201707013U (en) * | 2010-04-30 | 2011-01-12 | 王万法 | Convenient external slot diameter measuring caliper gauge |
| CN102368035A (en) * | 2011-10-28 | 2012-03-07 | 无锡天宝电机有限公司 | Snap gauge for measuring parallelism of end surface of motor end cover |
| CN203534449U (en) * | 2013-11-19 | 2014-04-09 | 保定市东利机械制造有限公司 | Detecting tool for height of shaft end surface of wheel hub |
| CN204757885U (en) * | 2015-07-07 | 2015-11-11 | 保定市东利机械制造股份有限公司 | Utensil is examined to arc groove diameter |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108955471A (en) * | 2018-07-09 | 2018-12-07 | 浙江天马轴承集团有限公司 | The outer diameter annular groove testing agency of bearing outer ring |
| CN108955471B (en) * | 2018-07-09 | 2020-12-01 | 浙江天马轴承集团有限公司 | Outer diameter clamping ring groove detection mechanism of bearing outer ring |
| CN114518063A (en) * | 2021-12-27 | 2022-05-20 | 重庆长安汽车股份有限公司 | Measuring caliper gauge for axial diameter of undercut groove |
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