CN108151625A - A kind of internal taper hole conicity measurement mechanism and its measuring method - Google Patents
A kind of internal taper hole conicity measurement mechanism and its measuring method Download PDFInfo
- Publication number
- CN108151625A CN108151625A CN201711284585.4A CN201711284585A CN108151625A CN 108151625 A CN108151625 A CN 108151625A CN 201711284585 A CN201711284585 A CN 201711284585A CN 108151625 A CN108151625 A CN 108151625A
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- China
- Prior art keywords
- measuring
- bulb
- cylinder
- taper hole
- internal taper
- Prior art date
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Links
- 238000005259 measurement Methods 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 13
- 210000000078 claw Anatomy 0.000 claims abstract description 34
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000007787 solid Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Classifications
-
- 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
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
- G01B5/241—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for measuring conicity
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The present invention relates to a kind of internal taper hole conicity measurement mechanism and measuring method, the bottom end setting pedestal of measuring set of cylinder, the top setting scale sets of measuring set of cylinder；The top of scale set is equipped with microdrum and ratchet carriage successively；The inside of measuring set of cylinder is provided with conical head micrometric screw, connect with ratchet carriage with conical head micrometric screw top and is connected with microdrum；Base interior is equipped with guide slot, is equipped with measuring claw in guide slot, the outer end of measuring claw is connected with bulb, and the conical head with conical head micrometric screw is touched with two measuring claws；Present invention is mainly applied to the internal taper hole taper measurement on sleeve, the measuring device can fast, accurately be measured in production scene, and it can offer convenience to setting for machine, taper measurement can be carried out at any time, taper dimension overproof is avoided to cause product unqualified.
Description
Technical field
The present invention relates to a kind of internal taper hole conicity measurement mechanism and its measuring methods, are particularly suitable for interior in measuring set of cylinder
Taper hole taper.
Background technology
At present, the sleeve as shown in Fig. 5 a, 5b, the measuring method that the taper of internal taper hole generally uses be to measured piece into
Row cutting carries out taper measurement using shadow casting technique to cutting part.But the method measures work complexity, and it is of high cost, be not suitable for
It is measured in plant site, reduces working efficiency.Existing taper hole conicity measurement mechanism also can not inner cone directly in measuring set of cylinder
The taper in hole.
Invention content
The present invention for the above-mentioned prior art the problem of, a kind of internal taper hole conicity measurement mechanism is provided, is solved
The problem of taper measurement of internal taper hole is difficult on prior art middle sleeve.
Another object of the present invention is to provide a kind of measuring method of internal taper hole conicity measurement mechanism.
Technical scheme is as follows：
A kind of internal taper hole conicity measurement mechanism, the bottom end setting pedestal of measuring set of cylinder, the top setting scale of measuring set of cylinder
Set, measuring set of cylinder, pedestal, scale set three are an integral structure；The top of the scale set is equipped with microdrum and ratchet successively
Sleeve；The inside of the measuring set of cylinder is provided with conical head micrometric screw, and the top with conical head micrometric screw passes through
Screw thread is connect with measuring set of cylinder, is connect with conical head micrometric screw top with ratchet carriage, with conical head micrometric screw with
Microdrum is connected；The base interior both sides are respectively equipped with guide slot, and measuring claw is separately installed in two guide slots,
The outer end of the measuring claw is connected with bulb, and the inner face of measuring claw is inclined surface, and two measuring claws are symmetrical arranged, two surveys
The bottom end of measuring jaw inclined surface offsets；The inclined surface of conical head and two measuring claws with conical head micrometric screw touches；It is described
Pedestal top be equipped with reading window, reading window cover be mounted in measuring set of cylinder outside.
It is threadedly coupled between the bulb and measuring claw.
Installation spring in the guide slot, spring pocket is on measuring claw.
The outer surface of the measuring set of cylinder and reading window is both provided with scale, and measuring set of cylinder passes through lock with reading window
Tight nut, which is adjusted, to be fixed.
The measuring method of the present invention includes the following steps：
Step 1, according to bulb and the tangent principle of internal taper hole, a diameter of d is selected1Bulb connect with measuring claw, it is straight by two
Diameter is d1Bulb it is tangent with tested sleeve lining respectively, record microdrum on numerical value H1；
Step 2, by two a diameter of d1Bulb it is tangent with the internal taper hole on tested sleeve respectively, record microdrum on
Numerical value H2；
Step 3, by two a diameter of d1Bulb change two a diameter of d into2Bulb connect with measuring claw, then by two
A a diameter of d2Bulb it is tangent with the inner wall of tested sleeve respectively, record microdrum on numerical value H3；
Step 4, by two a diameter of d2Bulb it is tangent with the internal taper hole on tested sleeve respectively, record microdrum on
Numerical value H4；
Step 5, bulb distance change is calculated by Pythagorean theorem
So as to obtain
It is calculated by mathematical formulae
So as to acquire taper
Advantages of the present invention effect is as follows：
Be mainly used in the internal taper hole taper measurement on sleeve, the measuring device can be carried out in production scene it is quick,
It is accurate to measure, and can offer convenience to setting for machine, taper measurement can be carried out at any time, and taper dimension overproof is avoided to lead
Cause product unqualified.
Description of the drawings
Figure below combines implementation figure, and the invention will be further described：
Fig. 1 is the external structure schematic diagram of internal taper hole conicity measurement mechanism of the present invention.
Fig. 2 is the schematic cross-sectional view of internal taper hole conicity measurement mechanism of the present invention.
Conical head partial schematic diagram when Fig. 3 is measured for the present invention.
Fig. 4 is to be tested sleeve internal taper hole in measuring method of the present invention to calculate schematic diagram.
Fig. 5 a, 5b are the structure diagram of tested sleeve.
In figure：1st, bulb, 2, measuring claw, 3, pedestal, 4, reading window, 5, locking nut, 6, measuring set of cylinder, 7, scale
Set, 8, microdrum, 9, ratchet carriage, 10, spring, 11, with conical head micrometric screw, 12, guide slot.
Specific embodiment
Embodiment
As shown in Figure 1, 2, a kind of internal taper hole conicity measurement mechanism, the bottom end setting pedestal 3 of measuring set of cylinder 6, measuring set of cylinder 6
Top setting scale cover 7, measuring set of cylinder 6, pedestal 3, scale cover 7 threes be an integral structure；The top of scale set according to
It is secondary to be equipped with microdrum 8 and ratchet carriage 9；The inside of the measuring set of cylinder 6 is provided with conical head micrometric screw 11, with cone
The top of forming head micrometric screw 11 is connect by screw thread with measuring set of cylinder, with 11 top of conical head micrometric screw and ratchet carriage
9 are connected by screw, and are connected with conical head micrometric screw 1 with microdrum 8；The 3 inside both sides of pedestal are set respectively
There is guide slot 12, two guide slots are symmetrical arranged, and measuring claw 2 is separately installed in two guide slots 12, and measuring claw 2 is promoted with moving back
Go out along 12 inner wall of guide slot and move, spring 10 is set on measuring claw 2, measuring claw 2 is made to ensure that bulb contact is reliable when measuring,
The outer end of the measuring claw has been connected through a screw thread bulb 1, and the inner face of measuring claw 2 is inclined surface, and two measuring claws are symmetrical
Setting, the bottom end of two measuring claw inclined surface offsets；Conical head with conical head micrometric screw 11 inclines with two measuring claws 2
Inclined-plane touches, and can adjust measuring claw 2 and be moved in parallel in guide slot 12；The top of the pedestal is equipped with reading window 4, reads
Number window 4 is sleeved on the outside of measuring set of cylinder 6, and measuring set of cylinder 6 and the outer surface of reading window 4 are both provided with scale, measuring unit
Cylinder 6 is adjusted by locking nut 5 with reading window 4 and fixed, and when measuring, reading window 4 and measuring set of cylinder 6 have quarter above
Degree, the two composition vernier depth gauge, can measure change in location of the measuring set of cylinder 6 with respect to reading window 4, so as to measure
The depth of measured piece internal taper hole.
The measuring method of the present invention includes the following steps, step 1, according to bulb and the tangent principle of internal taper hole, selects a diameter of
d1Bulb connect with measuring claw, by two a diameter of d1Bulb it is tangent with tested sleeve lining respectively, record microdrum (8)
On numerical value H1；
Step 2, by two a diameter of d1Bulb it is tangent with the internal taper hole on tested sleeve respectively, record microdrum (8)
On numerical value H2；
Step 3, by two a diameter of d1Bulb change two a diameter of d into2Bulb connect with measuring claw, then by two
A a diameter of d2Bulb it is tangent with the inner wall of tested sleeve respectively, the numerical value H on record microdrum (8)3；
Step 4, by two a diameter of d2Bulb it is tangent with the internal taper hole on tested sleeve respectively, record microdrum (8)
On numerical value H4；
Step 5, bulb distance change is calculated by Pythagorean theorem in conical head according to fig. 3
So as to obtain
It is calculated according to Fig. 4 by mathematical formulae
So as to acquire taper
Finally obtaining taper is
Below on a tested sleeve divide equally four internal taper hole measured piece taper β=60 °, conical head angle [alpha]=30 °,
d1=10mm, d2The measuring method of the present invention is verified for=12mm.H is measured using this measuring device1=2mm, H2=
4.41mm H3=1mm, H4=3.14mm.β=60 ° are calculated.
Conical head is calculated bulb horizontal direction distance by Pythagorean theorem and changes L according to fig. 3, and L refers to bulb
The distance of measuring claw horizontal direction.Diameter d1Bulb mutually switches to diameter d with tested sleeve internal taper hole1Bulb and tested sleeve lining
Distance change when tangent is exactly L1, diameter d2Bulb mutually switches to diameter d with tested sleeve internal taper hole2In bulb and tested sleeve
Distance change when wall is tangent is exactly L2。
H refers to the downward distance of conical head micrometric screw, is bulb with being recorded when internal taper hole is tangent on tested sleeve
Numerical value H on microdrum 82、H3With numerical value H when inner wall is tangent on bulb and tested sleeve on record microdrum 81、H4Difference.
Claims (5)
1. a kind of internal taper hole conicity measurement mechanism, it is characterised in that the bottom end setting pedestal of measuring set of cylinder (6), measuring set of cylinder (6)
Top setting scale set, measuring set of cylinder (6), pedestal (3), scale set (7) three are an integral structure；The top of the scale set
End is equipped with microdrum (8) and ratchet carriage (9) successively；The inside of the measuring set of cylinder (6) is provided with conical head micrometer spiral shell
Bar (11), the top with conical head micrometric screw (11) is connect by screw thread with measuring set of cylinder, with conical head micrometric screw
(11) top is connect with ratchet carriage (9), is connected with conical head micrometric screw (11) with microdrum (8)；The base
The internal both sides of seat (3) are respectively equipped with guide slot (12), and measuring claw (2), the survey are separately installed in two guide slots (12)
The outer end of measuring jaw is connected with bulb, and the inner face of measuring claw is inclined surface, and two measuring claws are symmetrical arranged, and two measuring claws tilt
The bottom end in face offsets；Conical head and the inclined surface of two measuring claws (2) with conical head micrometric screw (11) touch；Described
The top of pedestal is equipped with reading window (4), and reading window (4) is sleeved on the outside of measuring set of cylinder (6).
2. a kind of internal taper hole conicity measurement mechanism according to claim 1, it is characterised in that the bulb (1) is with measuring
Pawl is threadedly coupled between (2).
3. a kind of internal taper hole conicity measurement mechanism according to claim 1, it is characterised in that in the guide slot (12)
Spring (10) is installed, spring (10) is sleeved on measuring claw (2).
4. a kind of internal taper hole conicity measurement mechanism according to claim 1, it is characterised in that the measuring set of cylinder (6) with
The outer surface of reading window (4) is both provided with scale, and measuring set of cylinder (6) is adjusted solid with reading window (4) by locking nut (5)
It is fixed.
5. the measuring method of a kind of internal taper hole conicity measurement mechanism according to claim 1, it is characterised in that including following
Step：
Step 1, according to bulb and the tangent principle of internal taper hole, a diameter of d is selected1Bulb connect with measuring claw, by two a diameter of d1
Bulb it is tangent with tested sleeve lining respectively, the numerical value H on record microdrum (8)1；
Step 2, by two a diameter of d1Bulb it is tangent with the internal taper hole on tested sleeve respectively, the number on record microdrum (8)
Value H2；
Step 3, by two a diameter of d1Bulb change two a diameter of d into2Bulb connect with measuring claw, it is then straight by two
Diameter is d2Bulb it is tangent with the inner wall of tested sleeve respectively, the numerical value H on record microdrum (8)3；
Step 4, by two a diameter of d2Bulb it is tangent with the internal taper hole on tested sleeve respectively, the number on record microdrum (8)
Value H4；
Step 5, bulb distance change is calculated by Pythagorean theorem
So as to obtain
It is calculated by mathematical formulae
So as to acquire taper
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711284585.4A CN108151625A (en) | 2017-12-07 | 2017-12-07 | A kind of internal taper hole conicity measurement mechanism and its measuring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711284585.4A CN108151625A (en) | 2017-12-07 | 2017-12-07 | A kind of internal taper hole conicity measurement mechanism and its measuring method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108151625A true CN108151625A (en) | 2018-06-12 |
Family
ID=62466701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711284585.4A Pending CN108151625A (en) | 2017-12-07 | 2017-12-07 | A kind of internal taper hole conicity measurement mechanism and its measuring method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108151625A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109357600A (en) * | 2018-09-20 | 2019-02-19 | 江苏理工学院 | A kind of taper hole taper detector |
| CN109443299A (en) * | 2018-12-31 | 2019-03-08 | 天津正天医疗器械有限公司 | A kind of bulb internal taper hole roughness measuring device |
| CN110145998A (en) * | 2019-05-14 | 2019-08-20 | 江苏理工学院 | A kind of female cone oblique angle detection device |
| CN110514154A (en) * | 2019-08-30 | 2019-11-29 | 中国航发动力股份有限公司 | A method of tapered hole is measured for the air measuring device of tapered hole and using it |
| CN112504166A (en) * | 2020-11-13 | 2021-03-16 | 江苏华阳重工股份有限公司 | Precision measuring device for taper hole machining |
| CN114413732A (en) * | 2022-01-31 | 2022-04-29 | 南平智创技术服务有限公司 | Taper measuring method for small-size taper hole |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB671865A (en) * | 1950-05-19 | 1952-05-14 | Alan Douglas Mcphie | Improvements in taper measuring devices |
| CN2040632U (en) * | 1987-12-28 | 1989-07-05 | 朱振卉 | Multifunctional vernier caliper |
| CN2394193Y (en) * | 1999-10-19 | 2000-08-30 | 姜莞西 | Clock gauge style instrument for measuring internal taper |
| KR20040056729A (en) * | 2002-12-24 | 2004-07-01 | 주식회사 포스코 | Apparatus for taper and machining measuring on sleeve for rolling mill |
| CN102506632A (en) * | 2011-10-22 | 2012-06-20 | 中信戴卡轮毂制造股份有限公司 | Device for measuring taper hole |
| CN202582458U (en) * | 2012-03-28 | 2012-12-05 | 南车戚墅堰机车车辆工艺研究所有限公司 | Tapered-hole measuring device for large tapered bore workpieces |
| CN103206910A (en) * | 2013-03-27 | 2013-07-17 | 中信重工机械股份有限公司 | Device and method for measuring large-diameter deep taper hole |
| CN103983175A (en) * | 2014-06-06 | 2014-08-13 | 重庆新兴齿轮有限公司 | Outer cone detector |
| CN105115404A (en) * | 2015-08-28 | 2015-12-02 | 航天精工股份有限公司 | Countersunk angle measurement method |
| CN205981056U (en) * | 2016-04-27 | 2017-02-22 | 常州机电职业技术学院 | Device for measuring inner cone angle |
| CN207649529U (en) * | 2017-12-07 | 2018-07-24 | 沈阳航天新光集团有限公司 | A kind of internal taper hole conicity measurement mechanism |
-
2017
- 2017-12-07 CN CN201711284585.4A patent/CN108151625A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB671865A (en) * | 1950-05-19 | 1952-05-14 | Alan Douglas Mcphie | Improvements in taper measuring devices |
| CN2040632U (en) * | 1987-12-28 | 1989-07-05 | 朱振卉 | Multifunctional vernier caliper |
| CN2394193Y (en) * | 1999-10-19 | 2000-08-30 | 姜莞西 | Clock gauge style instrument for measuring internal taper |
| KR20040056729A (en) * | 2002-12-24 | 2004-07-01 | 주식회사 포스코 | Apparatus for taper and machining measuring on sleeve for rolling mill |
| CN102506632A (en) * | 2011-10-22 | 2012-06-20 | 中信戴卡轮毂制造股份有限公司 | Device for measuring taper hole |
| CN202582458U (en) * | 2012-03-28 | 2012-12-05 | 南车戚墅堰机车车辆工艺研究所有限公司 | Tapered-hole measuring device for large tapered bore workpieces |
| CN103206910A (en) * | 2013-03-27 | 2013-07-17 | 中信重工机械股份有限公司 | Device and method for measuring large-diameter deep taper hole |
| CN103983175A (en) * | 2014-06-06 | 2014-08-13 | 重庆新兴齿轮有限公司 | Outer cone detector |
| CN105115404A (en) * | 2015-08-28 | 2015-12-02 | 航天精工股份有限公司 | Countersunk angle measurement method |
| CN205981056U (en) * | 2016-04-27 | 2017-02-22 | 常州机电职业技术学院 | Device for measuring inner cone angle |
| CN207649529U (en) * | 2017-12-07 | 2018-07-24 | 沈阳航天新光集团有限公司 | A kind of internal taper hole conicity measurement mechanism |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109357600A (en) * | 2018-09-20 | 2019-02-19 | 江苏理工学院 | A kind of taper hole taper detector |
| CN109443299A (en) * | 2018-12-31 | 2019-03-08 | 天津正天医疗器械有限公司 | A kind of bulb internal taper hole roughness measuring device |
| CN110145998A (en) * | 2019-05-14 | 2019-08-20 | 江苏理工学院 | A kind of female cone oblique angle detection device |
| CN110514154A (en) * | 2019-08-30 | 2019-11-29 | 中国航发动力股份有限公司 | A method of tapered hole is measured for the air measuring device of tapered hole and using it |
| CN110514154B (en) * | 2019-08-30 | 2021-01-26 | 中国航发动力股份有限公司 | Pneumatic measuring device for taper hole and method for measuring taper hole by using same |
| CN112504166A (en) * | 2020-11-13 | 2021-03-16 | 江苏华阳重工股份有限公司 | Precision measuring device for taper hole machining |
| CN114413732A (en) * | 2022-01-31 | 2022-04-29 | 南平智创技术服务有限公司 | Taper measuring method for small-size taper hole |
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