CN105571461A - Accuracy measurement method for precision tapered hole - Google Patents
Accuracy measurement method for precision tapered hole Download PDFInfo
- Publication number
- CN105571461A CN105571461A CN201510968280.XA CN201510968280A CN105571461A CN 105571461 A CN105571461 A CN 105571461A CN 201510968280 A CN201510968280 A CN 201510968280A CN 105571461 A CN105571461 A CN 105571461A
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- Prior art keywords
- gauge
- hole
- taper
- taper hole
- accuracy
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Links
- 238000000691 measurement method Methods 0.000 title claims abstract description 11
- 239000004579 marble Substances 0.000 claims abstract description 10
- 238000012937 correction Methods 0.000 claims abstract description 4
- 238000012360 testing method Methods 0.000 claims description 6
- 230000002950 deficient Effects 0.000 claims description 3
- 239000011159 matrix material Substances 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 34
- 238000012545 processing Methods 0.000 abstract description 9
- 238000001514 detection method Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 21
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 229910001651 emery Inorganic materials 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007591 painting process Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 238000013214 routine measurement Methods 0.000 description 1
- 230000001360 synchronised effect Effects 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
- G01B5/08—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters
- G01B5/12—Measuring arrangements characterised by the use of mechanical techniques for measuring diameters internal diameters
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses an accuracy measurement method for a precision tapered hole, comprising steps of using a marble slab to correct a zero position of an accuracy tapered hole accuracy measurement device, and using a standard ring gauge correction accuracy tapered hole accuracy measurement device (3) to measure the big end diameter of the accuracy tapered hole. The beneficial effects of the invention are that the precision tapered accuracy measurement device realizes the synchronization on-line measurement of the taper hole cone angle and the big end diameter, avoids the axial size error of the tapered hole, improves the processing accuracy of the tapered hole, improves the processing efficiency of the tapered hole. The invention is easy in operation, reduces the labor intensity, and simplifies the processing detection flow. The accuracy tapered hole accuracy measurement device is simple and reliable in structure, improves the rate of the finished products, guarantees the product quality and reduces the processing cost of the tapered hole.
Description
Technical field
The invention belongs to taper hole fields of measurement, be specifically related to a kind of accurate taper hole accuracy measurement method.
Background technology
Tapering is widely used in physical construction, and Cone fit is conventional typical structure, has higher right alignment, and coordinate self-locking performance good, good airproof performance, gap and interference such as freely can to adjust at the advantage, and the manufacture processing of taper hole has been tending towards ripe.The measurement of taper hole has three kinds of methods usually: i.e. comparative measurement method, the direct method of measurement, the indirect method of measurement:
(1) comparative measurement method exactly by standard taper measurer as plug cone gage checks by light gap method or painting process compared with tested taper hole, judge that whether tapering qualified by the area of detection and contact site detecting plug cone gage and tested taper hole;
(2) direct method of measurement is exactly directly read tested tapering from measurement instrument, conventional instrument has tool microscope, three coordinate measuring machine etc., the direct method of measurement has measures accurate, measurement data feature intuitively, but the direct method of measurement normally finally detects after work pieces process to finished product, and can not carry out on-line checkingi in process;
(3) indirect inspection rule measures the linear dimension relevant with tested taper hole, the correlation parameter of tested taper hole is calculated by trigonometric function, compare with comparative measurement method and the direct method of measurement, the indirect method of measurement often adopts some specific structures, and undertaken by routine measurement utensil, mainly comprise the methods such as length bar steel ball mensuration.
At present, relative method checks the main method of cone angle in actual production, and relative method can in the contact area of in-process measurement taper hole and the axis of cone; The direct method of measurement can measure cone angle and outside diameter, but is subject to the restriction of equipment, is merely able to measure after Product processing is complete, can not on-line measurement workpiece cone angle and outside diameter; The indirect method of measurement (length bar steel ball mensuration) can calculate the outside diameter of taper hole by trigonometric function etc., but can not measure cone angle.
Summary of the invention
The object of this invention is to provide a kind of accurate taper hole accuracy measurement method.
Based on above-mentioned purpose, the present invention takes following technical scheme:
A kind of accurate taper hole accuracy measuring device, be made up of clock gauge, gauge stand, standard pad, taper plug gauge and ring standard gauge, gauge stand is a right cylinder, gauge stand be fixed by screws in the upper surface of standard pad and gauge stand and standard pad concentric, the center of gauge stand and standard pad all has center pit, taper plug gauge is positioned at the center pit of gauge stand and standard pad, gauge stand and standard pad away from screw one end and and the symmetrical position of screw all offer through hole, the bottom of clock gauge is fixed in through hole and the contact of clock gauge is concordant with the lower surface of standard pad; Described ring standard gauge is set to independent parts, and during detection, put into ring standard gauge by the measurement section of taper plug gauge, clock gauge is calibrated by the end face of ring standard gauge.
The dead astern that described gauge stand offers lead to the hole site place is provided with a small sircle hole, front in the middle part of through hole is provided with threaded hole in the horizontal direction, socket head cap screw is provided with in threaded hole, the diametrical position place that through hole parallels with gauge stand axis has the slit that a longitudinal direction runs through gauge stand, one end of this slit and the side edge of small sircle hole are touched, and the other end passes threaded hole and extends to the edge of gauge stand.
Described taper plug gauge is made up of taper shank section, cylindrical section (height of cylindrical section is greater than the thickness of standard pad), conical section from top to bottom, taper shank section outside surface is provided with reticulate pattern, conical section is measurement section, tapering is 1 ︰ 4, taper shank section is positioned at the center pit of gauge stand, and cylindrical section is positioned at the center pit of standard pad.
A kind of accurate taper hole accuracy measurement method:
(1) by marble plate correction accurate taper hole accuracy measuring device zero-bit
Remove taper plug gauge, on 00 grade of marble flat board of 300mm × 300mm × 50mm, compress gauge stand center, clock gauge is returned to zero;
(2) accurate taper hole accuracy measuring device is calibrated with ring standard gauge
With ring standard gauge as test benchmark, tapering plug is loaded in ring standard gauge taper hole, with hand slightly with defeating, making it fit like a glove, calculating taper plug gauge protrusion height Hb according to clock gauge reading and standard pad thickness gauge;
(3) precise engineering surveying taper hole outside diameter
Hand-held accurate taper hole accuracy measuring device, fills in the taper hole of tested grinding wheel base body by taper plug gauge, with hand slightly with defeating, making it fit like a glove, calculating taper plug gauge protrusion height Hc according to clock gauge reading and standard pad thickness gauge;
(4) result judges
According to formula
,
---the cone angle of taper hole,
Δ D---be taper hole large stomidium footpath variable quantity,
Δ H---for taper-bored spindle is to size changing amount,
Calculate Δ H, compare Hb, Hc, if the difference of Hb, Hc is between 0 ~ Δ H, then the outside diameter of tested matrix is qualified, otherwise then defective.
Taper hole measurement device involved in the present invention, can on-line measurement cone angle, accurately can measure the large end size of taper hole online simultaneously, solve the cone angle of taper hole, the problem of outside diameter secondary uses different instrument, equipment occurs in the measurements repetitive error, simplified measurement step, improve the measuring accuracy of the size of taper hole, reduce taper hole testing cost.
Beneficial effect:
1, accurate taper hole accuracy measuring device achieves the synchronous on-line measurement of taper hole cone angle and outside diameter, avoids the mistake of taper hole axial dimension, improves the precision of cone hole machine, improves the efficiency of cone hole machine.
2, measuring method of the present invention is simple to operation, reduces the labour intensity of workman, simplifies the processing testing process of taper hole.
3, accurate taper hole accuracy measuring device is simple and reliable for structure, improves the yield rate of production, ensures product quality, reduces the cost of cone hole machine.
Accompanying drawing explanation
Fig. 1 is the structural representation of accurate taper hole accuracy measuring device in the present invention;
Fig. 2 is the vertical view after removing clock gauge in Fig. 1;
Fig. 3 is the structural representation of taper plug gauge in Fig. 1;
Fig. 4,5,6 is measuring process schematic diagram of invention;
Fig. 7 is Cleaning Principle reference diagram of the present invention; Wherein, 1. clock gauge, 2. gauge stand, 21. slits, 3. standard pad, 4. taper plug gauge, 41, taper shank section, 42. cylindrical sections, 43. conical section, 44. reticulate patterns, 5. cross recessed countersunk head sscrew, 6. small sircle hole, 7. through hole, 8. socket head cap screw, 9. marble is dull and stereotyped, 10. ring standard gauge, 11. tested grinding wheel base bodies.
Embodiment
Embodiment 1
As shown in Figures 1 to 6, a kind of accurate taper hole accuracy measuring device, by clock gauge 1, gauge stand 2, standard pad 3, taper plug gauge 4 and ring standard gauge 10 form, gauge stand 2 is a right cylinder, gauge stand 2 be fixed on the upper surface of standard pad 3 by cross recessed countersunk head sscrew 5 and gauge stand 2 and standard pad 3 concentric, the center of gauge stand 2 and standard pad 3 all has center pit, taper plug gauge 4 is positioned at the center pit of gauge stand 2 and standard pad 3, gauge stand 2 and standard pad 3 away from screw 5 one end and and the symmetrical position of screw 5 all offer through hole 7, the bottom of clock gauge 1 to be fixed in through hole 7 and the contact of clock gauge 7 and the lower surface of standard pad concordant, described ring standard gauge 10 is set to independent parts, and during detection, the measurement section of taper plug gauge 4 put into ring standard gauge 10, clock gauge 1 is calibrated by the end face of ring standard gauge 10.
The dead astern that described gauge stand 2 offers through hole 7 position is provided with a small sircle hole 6, front in the middle part of through hole 7 is provided with threaded hole in the horizontal direction, socket head cap screw 8 is provided with in threaded hole, the diametrical position place that through hole 7 parallels with gauge stand 2 axis has the slit 21 that a longitudinal direction runs through gauge stand, one end of this slit 21 and the side edge of small sircle hole 6 are touched, and the other end passes threaded hole and extends to the edge of gauge stand 2.The design of this slit 21 and socket head cap screw 8 is convenient to lay clock gauge 1.
Described taper plug gauge 4 is greater than the thickness of standard pad 3 by the height of taper shank 41, cylindrical section 42(cylindrical section 42 from top to bottom, more accurate during measurement), conical section 43 forms, taper shank outside surface is provided with reticulate pattern 44, conical section 43 is measurement section, tapering is 1 ︰ 4, taper shank 41 is positioned at the center pit of gauge stand 2, and cylindrical section 43 is positioned at the center pit of standard pad 3.
According to Fig. 7, Cleaning Principle of the present invention is described below:
Suppose that taper hole cone angle is
, that taper hole half-angle is
/ 2, when taper hole diameter variable quantity (taper hole diameter tolerance) is for Δ D, calculate axial dimension variable quantity (axial dimension tolerance) Δ H.Can be obtained by Fig. 7 geometric relationship:
（1）
（2）
In formula (1), (2):
---taper hole cone angle
Δ D---be taper hole large stomidium footpath variable quantity (hole tolerance)
Δ H---for taper-bored spindle is to size changing amount (axial dimension variable quantity)
C---taper hole tapering
Taper plug gauge 4 is self-control, and recording taper plug gauge cone angle with Hai Kesikang MicroPlus8.10.6 three coordinate measuring machine is
/ 2=7.1345 °; Ring standard gauge 10 is self-control, measures the large end dimension D=45.001mm of taper hole with extra large exact instrument DX-100 data processing universal comparator.After the grinding of Fig. 6 medium plain emery wheel matrix 11 taper hole completes, it is 7.1340 ° through Hai Kesikang MicroPlus8.10.6 three-dimensional coordinates measurement cone angle; The large end size of taper hole is of a size of 45.003mm after using Shanghai exact instrument DX-100 data processing universal comparator to detect.
Δ D=45.003mm-45.001mm=0.002mm, calculating Δ H according to formula (2) is 0.008mm.
The concrete grammar utilizing above-mentioned measurement mechanism to carry out measuring is:
(1) by marble plate correction measurement mechanism zero-bit
As shown in Figure 4, remove taper plug gauge 4, on 00 grade of marble flat board 9 of dull and stereotyped 300mm × 300mm × 50mm, compress gauge stand 2 center, clock gauge 1 is returned to zero;
(2) accurate taper hole accuracy measuring device is calibrated with ring standard gauge
As shown in Figure 5, with homemade ring standard gauge 10 as test benchmark, taper plug gauge 4 being loaded in the taper hole of ring standard gauge 10, with hand slightly with defeating, making it fit like a glove, calculate taper plug gauge 4 protrusion height Hb according to clock gauge 1 reading and standard pad 3 thickness gauge;
(3) precise engineering surveying taper hole outside diameter
As shown in Figure 6, hand-held measurement mechanism, fills in tested grinding wheel base body 11 taper hole by taper plug gauge 4, with hand slightly with defeating, make it fit like a glove, calculate taper plug gauge 4 protrusion height Hc according to clock gauge 1 reading and standard pad thickness gauge, compare Hb, Hc, if Hc than the difference of Hb at 0 ~ Δ H, i.e. Hc 0-0.008mm larger than Hb, then tested grinding wheel base body outside diameter is qualified, otherwise, then defective.
In Fig. 4 to 6, marble flat board 9 is 00 grade of marble flat board of size 300mm × 300mm × 50mm, its flatness precision is 3 μm, standard pad 3 is self-control, its thickness physical size H=5.881 ~ 5.883mm is recorded with milscale, detect by painting process, the contact area of the standard axis of cone and grinding wheel base body taper hole is greater than 90%, and tapering is qualified; After emery wheel manufacture completes, on-the-spot grinding test feedack shows, the taper hole precision of emery wheel can reach user's requirement.
Claims (2)
1. an accurate taper hole accuracy measurement method, is characterized in that, comprise the steps:
(1) by marble plate correction accurate taper hole accuracy measuring device zero-bit
Remove taper plug gauge, on marble flat board, compress gauge stand center, clock gauge is returned to zero; Described accurate taper hole accuracy measuring device is made up of clock gauge, gauge stand, standard pad, taper plug gauge and ring standard gauge, gauge stand is a right cylinder, gauge stand be fixed by screws in the upper surface of standard pad and gauge stand and standard pad concentric, the center of gauge stand and standard pad all has center pit, taper plug gauge is positioned at the center pit of gauge stand and standard pad, gauge stand and standard pad away from screw one end and and the symmetrical position of screw all offer through hole, the bottom of clock gauge is fixed in through hole and the contact of clock gauge is concordant with the lower surface of standard pad;
(2) accurate taper hole accuracy measuring device is calibrated with ring standard gauge
With ring standard gauge as test benchmark, taper plug gauge is loaded in the taper hole of ring standard gauge, with hand slightly with defeating, making it fit like a glove, calculating taper plug gauge protrusion height Hb according to clock gauge reading and standard pad thickness gauge;
(3) precise engineering surveying taper hole outside diameter
Hand-held accurate taper hole accuracy measuring device, fills in the taper hole of tested grinding wheel base body by taper plug gauge, with hand slightly with defeating, making it fit like a glove, calculating taper plug gauge protrusion height Hc according to clock gauge reading and standard pad thickness gauge;
(4) result judges
According to formula
,
---the cone angle of taper hole,
Δ D---be taper hole large stomidium footpath variable quantity,
Δ H---for taper-bored spindle is to size changing amount,
Calculate Δ H, compare Hb, Hc, if the difference of Hb, Hc is between 0 ~ Δ H, then the outside diameter of tested matrix is qualified, otherwise then defective.
2. accurate taper hole accuracy measurement method according to claim 1, it is characterized in that: the dead astern that in described accurate taper hole accuracy measuring device, gauge stand offers lead to the hole site place is provided with a small sircle hole, front in the middle part of through hole is provided with threaded hole in the horizontal direction, socket head cap screw is provided with in threaded hole, the diametrical position place that through hole parallels with gauge stand axis has the slit that a longitudinal direction runs through gauge stand, one end of this slit and the side edge of small sircle hole are touched, and the other end passes threaded hole and extends to the edge of gauge stand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510968280.XA CN105571461B (en) | 2015-12-22 | 2015-12-22 | A kind of accurate taper hole accuracy measurement method |
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|---|---|---|---|
| CN201510968280.XA CN105571461B (en) | 2015-12-22 | 2015-12-22 | A kind of accurate taper hole accuracy measurement method |
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| CN105571461A true CN105571461A (en) | 2016-05-11 |
| CN105571461B CN105571461B (en) | 2017-11-28 |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106123739A (en) * | 2016-08-25 | 2016-11-16 | 韶关学院 | Embed the combination type length-measuring appliance of roller gear inner end inner cone endoporus in opposite directions |
| CN106247888A (en) * | 2016-08-31 | 2016-12-21 | 万向钱潮（桂林）汽车底盘部件有限公司 | A kind of tapering internal spline detection device |
| CN106863011A (en) * | 2017-02-27 | 2017-06-20 | 哈尔滨汽轮机厂有限责任公司 | A kind of steam turbine high-pressure cylinder opens grade finishing of internal diameter servicing unit and a method for fine finishing |
| CN106907979A (en) * | 2017-03-31 | 2017-06-30 | 长春市美科汽车零部件有限公司 | taper hole diameter measuring tool |
| CN107138764A (en) * | 2017-05-05 | 2017-09-08 | 上海航天设备制造总厂 | The measurement process integration process of loaded cylinder device arrow interface and high-precision taper hole |
| CN107560529A (en) * | 2017-11-06 | 2018-01-09 | 河南华洋发动机制造有限公司 | The water pump hole taper surface depth detection instrument of engine cylinder-body |
| CN107966087A (en) * | 2017-11-22 | 2018-04-27 | 安徽东风机电科技股份有限公司 | A Measuring Tool for Taper Hole Diameter Detection |
| CN110108193A (en) * | 2019-06-06 | 2019-08-09 | 天津泰威齿轮有限公司 | A kind of taper hole measurer and the method using its measurement gear taper hole large end face diameter |
| CN110332874A (en) * | 2019-08-15 | 2019-10-15 | 柳州科路测量仪器有限责任公司 | Shaft coupling height measuring rule |
| WO2021031504A1 (en) * | 2019-08-20 | 2021-02-25 | 江苏罡阳股份有限公司 | Measurement device for crankshaft taper length |
| CN113280717A (en) * | 2021-06-30 | 2021-08-20 | 中国航发动力股份有限公司 | Method for detecting diameter size of pin after flaring in closed space |
| CN114136184A (en) * | 2021-11-29 | 2022-03-04 | 中国航发哈尔滨轴承有限公司 | Bearing ring inner diameter oil guide groove taper and size measuring method and device based on three-coordinate measurement |
| CN114964074A (en) * | 2022-05-18 | 2022-08-30 | 湖北三环锻造有限公司 | Measuring Device for Diameter and Taper of Steering Knuckle Arm Taper Hole |
| CN117433453A (en) * | 2023-12-20 | 2024-01-23 | 成都新成量工具有限公司 | High-precision taper shank surface detection method |
| CN118565290A (en) * | 2024-05-30 | 2024-08-30 | 大连理工大学 | Calibration device and calibration method for automatic cone hole measuring device |
| CN119618116A (en) * | 2023-09-12 | 2025-03-14 | 中国航发商用航空发动机有限责任公司 | Calibration method for size measurement comprehensive parameter calibration ball group target |
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Cited By (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106123739A (en) * | 2016-08-25 | 2016-11-16 | 韶关学院 | Embed the combination type length-measuring appliance of roller gear inner end inner cone endoporus in opposite directions |
| CN106123739B (en) * | 2016-08-25 | 2019-11-05 | 韶关学院 | The combined type length-measuring appliance of opposite insertion roller gear inner end inner cone inner hole |
| CN106247888B (en) * | 2016-08-31 | 2019-03-26 | 万向钱潮（桂林）汽车底盘部件有限公司 | A kind of taper internal spline detection device |
| CN106247888A (en) * | 2016-08-31 | 2016-12-21 | 万向钱潮（桂林）汽车底盘部件有限公司 | A kind of tapering internal spline detection device |
| CN106863011A (en) * | 2017-02-27 | 2017-06-20 | 哈尔滨汽轮机厂有限责任公司 | A kind of steam turbine high-pressure cylinder opens grade finishing of internal diameter servicing unit and a method for fine finishing |
| CN106907979A (en) * | 2017-03-31 | 2017-06-30 | 长春市美科汽车零部件有限公司 | taper hole diameter measuring tool |
| CN107138764A (en) * | 2017-05-05 | 2017-09-08 | 上海航天设备制造总厂 | The measurement process integration process of loaded cylinder device arrow interface and high-precision taper hole |
| CN107560529A (en) * | 2017-11-06 | 2018-01-09 | 河南华洋发动机制造有限公司 | The water pump hole taper surface depth detection instrument of engine cylinder-body |
| CN107966087A (en) * | 2017-11-22 | 2018-04-27 | 安徽东风机电科技股份有限公司 | A Measuring Tool for Taper Hole Diameter Detection |
| CN110108193A (en) * | 2019-06-06 | 2019-08-09 | 天津泰威齿轮有限公司 | A kind of taper hole measurer and the method using its measurement gear taper hole large end face diameter |
| CN110108193B (en) * | 2019-06-06 | 2024-05-28 | 天津泰威齿轮有限公司 | Taper hole measuring tool and method for measuring diameter of large end face of gear taper hole by using same |
| CN110332874A (en) * | 2019-08-15 | 2019-10-15 | 柳州科路测量仪器有限责任公司 | Shaft coupling height measuring rule |
| WO2021031504A1 (en) * | 2019-08-20 | 2021-02-25 | 江苏罡阳股份有限公司 | Measurement device for crankshaft taper length |
| CN113280717A (en) * | 2021-06-30 | 2021-08-20 | 中国航发动力股份有限公司 | Method for detecting diameter size of pin after flaring in closed space |
| CN113280717B (en) * | 2021-06-30 | 2023-03-21 | 中国航发动力股份有限公司 | Method for detecting diameter size of pin after flaring in closed space |
| CN114136184B (en) * | 2021-11-29 | 2024-04-16 | 中国航发哈尔滨轴承有限公司 | Bearing ring inner diameter oil guide groove taper and size measurement method and equipment based on three-coordinate measurement |
| CN114136184A (en) * | 2021-11-29 | 2022-03-04 | 中国航发哈尔滨轴承有限公司 | Bearing ring inner diameter oil guide groove taper and size measuring method and device based on three-coordinate measurement |
| CN114964074A (en) * | 2022-05-18 | 2022-08-30 | 湖北三环锻造有限公司 | Measuring Device for Diameter and Taper of Steering Knuckle Arm Taper Hole |
| CN119618116A (en) * | 2023-09-12 | 2025-03-14 | 中国航发商用航空发动机有限责任公司 | Calibration method for size measurement comprehensive parameter calibration ball group target |
| CN117433453B (en) * | 2023-12-20 | 2024-03-08 | 成都新成量工具有限公司 | High-precision taper shank surface detection method |
| CN117433453A (en) * | 2023-12-20 | 2024-01-23 | 成都新成量工具有限公司 | High-precision taper shank surface detection method |
| CN118565290A (en) * | 2024-05-30 | 2024-08-30 | 大连理工大学 | Calibration device and calibration method for automatic cone hole measuring device |
| CN118565290B (en) * | 2024-05-30 | 2026-01-02 | 大连理工大学 | A calibration device and calibration method for an automatic taper hole measuring device |
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| CN105571461B (en) | 2017-11-28 |
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