CN107121112B - Multifunctional handheld measuring instrument - Google Patents

Multifunctional handheld measuring instrument Download PDF

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Publication number
CN107121112B
CN107121112B CN201710466132.7A CN201710466132A CN107121112B CN 107121112 B CN107121112 B CN 107121112B CN 201710466132 A CN201710466132 A CN 201710466132A CN 107121112 B CN107121112 B CN 107121112B
Authority
CN
China
Prior art keywords
measuring instrument
diameter
angle
sleeve
compression spring
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201710466132.7A
Other languages
Chinese (zh)
Other versions
CN107121112A (en
Inventor
王帅
吕国成
刘志涛
杜芳静
郭晓庆
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenyang Aircraft Industry Group Co Ltd
Original Assignee
Shenyang Aircraft Industry Group Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenyang Aircraft Industry Group Co Ltd filed Critical Shenyang Aircraft Industry Group Co Ltd
Priority to CN201710466132.7A priority Critical patent/CN107121112B/en
Publication of CN107121112A publication Critical patent/CN107121112A/en
Application granted granted Critical
Publication of CN107121112B publication Critical patent/CN107121112B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
    • G01B21/10—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring diameters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
    • G01B21/22—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring angles or tapers; for testing the alignment of axes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
    • G01B21/22—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring angles or tapers; for testing the alignment of axes
    • G01B21/24—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring angles or tapers; for testing the alignment of axes for testing alignment of axes

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • A Measuring Device Byusing Mechanical Method (AREA)

Abstract

the invention provides a multifunctional handheld measuring instrument, wherein a multi-stage sleeve is arranged on the measuring instrument, a compression spring is arranged in the sleeve, the multi-stage sleeve can be released by pressing a button above the sleeve, and the length to be measured is automatically popped out under the action of the compression spring for completing the measurement of coaxiality; the self-weight dial in the sleeve can keep the 0 scale to be always vertical to the ground and point to the lower part, and the angle indicated by the pointer of the measuring rod on the dial is the included angle between the rotating shaft and the gravity direction; the diameter measurer is arranged at the end part of the measuring instrument, the diameter measurer is partially inserted into the hole to be measured, the button is pressed, the measuring instrument partially and automatically pops open in the radial direction, the diameter of the popped open is the diameter of the measured hole, and the hole diameter is measured by reading the numerical value on the diameter measurer. The measuring instrument can simultaneously complete coaxiality measurement, hole diameter measurement and rotating shaft angle measurement. The device is convenient to operate and carry, simple to operate, high in measurement precision, strong in implementability and good in stability.

Description

multifunctional handheld measuring instrument
Technical Field
The invention belongs to the technical field of measuring instruments, and particularly relates to a portable instrument and a method for measuring coaxiality, rotating shaft angle and hole diameter.
Background
The coaxiality measurement, the rotating shaft angle measurement and the hole diameter measurement instrument which are used in the airplane assembly at present have the following defects: firstly, every kind of instrument only has a function, carries inconveniently, and the instrument utilization ratio is low. Secondly, the instrument has low measurement precision and low reliability. Therefore, there is a need for a new measuring instrument.
Disclosure of Invention
The invention aims to provide an instrument and a method capable of simultaneously measuring coaxiality, rotating shaft angle and hole diameter. The device has the advantages of convenience in carrying, simplicity in operation, high measurement precision, strong feasibility, good stability and the like.
the technical scheme of the invention is as follows:
A multifunctional handheld measuring instrument comprises a multistage sleeve 1, a first compression spring 2, a telescopic control button 3, a self-weight angle dial 4, a diameter measuring instrument 5, a second compression spring 6 and a diameter measuring button 7;
A first compression spring 2 is arranged in the rear end of the multistage sleeve 1 and is perpendicular to the barrel, a diameter measuring instrument 5 is arranged at the position of the first compression spring 2, part of the diameter measuring instrument 5 is inserted into a hole to be measured of the multistage sleeve 1, the diameter measuring button 7 arranged on the outer side of the barrel of the multistage sleeve 1 is matched, the diameter measuring button 7 is pressed, the diameter measuring instrument 5 automatically pops open in the radial direction under the action of the first compression spring 2 and is attached to the inner wall of the hole to be measured, the diameter of the popped open is the diameter of the hole to be measured, and the diameter of the hole to be measured is measured by reading the numerical value on the dial of the diameter measuring; after the measurement is finished, manually pressing the pop-up part back into the measuring instrument; the second compression spring 6 is compressed between the dead weight angle dial 4 and each stage of cylinder body; the front end of the outermost layer of the multi-stage sleeve 1 is provided with a telescopic control button 3 for realizing automatic ejection of the sleeves at all stages under the action of a compression spring so as to adapt to hole distances with different lengths and finish measurement of coaxiality;
When not in use, the sleeve 1 of each stage is pressed back to reset manually;
The multifunctional handheld measuring instrument is characterized in that an angle observation window is arranged at the rear end of the multistage sleeve, a self-weight angle dial 4 is arranged in the observation window, and a gravity weight is arranged at a 0-degree position on the dial, so that the 0 scale on the dial is always vertically downward in any state of the measuring instrument; when the included angle between the rotating shaft and the gravity direction is measured, the multi-stage sleeve and the scale 0 form a certain angle, an angle pointer in the observation window indicates the angle formed by the current sleeve and the gravity direction on the angle dial, and the measurement of the relative angle of the rotating shaft is completed.
The invention has the beneficial effects that: the multifunctional handheld measuring instrument simplifies the structure of the positioning device, reduces the space occupied by the positioning device, reduces the manufacturing cost and the manufacturing difficulty, meets various measuring requirements, and is high in measuring precision, time-saving and labor-saving; the defects of low measurement precision, low reliability, low working efficiency and the like in the prior art are effectively overcome. The measuring instrument is suitable for mechanical equipment requiring coaxiality measurement, hole diameter measurement and rotating shaft angle measurement and assembly manufacturing industries.
Drawings
FIG. 1 is a front view of the instrument cartridge of the present invention in an ejected condition.
Figure 2 is a front view of the instrument sleeve of the present invention with the sleeve retracted.
Fig. 3 is a left side view of the instrument of the present invention with the diameter gauge ejected.
In the figure: 1, a multi-stage sleeve; 2, pressing a spring; 3, a telescopic control button; 4 a self-weight angle dial;
5, a diameter measuring instrument; 6, pressing a spring; 7 diameter measuring button.
Detailed Description
The following further describes a specific embodiment of the present invention with reference to the drawings and technical solutions.
Examples
As shown in fig. 1 and 2, a multifunctional handheld measuring instrument comprises a multi-stage sleeve 1, a first compression spring 2, a telescopic control button 3, a self-weight angle dial 4, a diameter measuring instrument 5, a second compression spring 6 and a diameter measuring button 7;
A first compression spring 2 is arranged in the rear end of the multistage sleeve 1 and is perpendicular to the barrel, a diameter measuring instrument 5 is arranged at the position of the first compression spring 2, part of the diameter measuring instrument 5 is inserted into a hole to be measured of the multistage sleeve 1, the diameter measuring button 7 arranged on the outer side of the barrel of the multistage sleeve 1 is matched, the diameter measuring button 7 is pressed, the diameter measuring instrument 5 automatically pops open in the radial direction under the action of the first compression spring 2 and is attached to the inner wall of the hole to be measured, the diameter of the popped open is the diameter of the hole to be measured, and the diameter of the hole to be measured is measured by reading the numerical value on the dial of the diameter measuring; after the measurement is finished, manually pressing the pop-up part back into the measuring instrument; the second compression spring 6 is compressed between the dead weight angle dial 4 and each stage of cylinder body; the front end of the outermost layer of the multi-stage sleeve 1 is provided with a telescopic control button 3 for realizing automatic ejection of the sleeves at all stages under the action of a compression spring so as to adapt to hole distances with different lengths and finish measurement of coaxiality;
When not in use, the sleeve 1 of each stage is pressed back to reset manually;
the multifunctional handheld measuring instrument is characterized in that an angle observation window is arranged at the rear end of the multistage sleeve, a self-weight angle dial 4 is arranged in the observation window, and a gravity weight is arranged at a 0-degree position on the dial, so that the 0 scale on the dial is always vertically downward in any state of the measuring instrument; when the included angle between the rotating shaft and the gravity direction is measured, the multi-stage sleeve and the scale 0 form a certain angle, an angle pointer in the observation window indicates the angle formed by the current sleeve and the gravity direction on the angle dial, and the measurement of the relative angle of the rotating shaft is completed.
The coaxiality measurement, the rotation axis angle measurement and the hole diameter measurement can be realized simultaneously, and can also be realized independently according to needs or realized by combination according to needs, and the three measurement functions are realized without the sequence.

Claims (1)

1. A multifunctional handheld measuring instrument is characterized by comprising a multi-stage sleeve (1), a first compression spring (2), a telescopic control button (3), a self-weight angle dial (4), a diameter measuring instrument (5), a second compression spring (6) and a diameter measuring button (7);
a first compression spring (2) is arranged in the rear end of the multi-stage sleeve (1) and perpendicular to the barrel, a diameter measuring instrument (5) is arranged at the position of the first compression spring (2), part of the diameter measuring instrument (5) is inserted into a hole of the multi-stage sleeve (1), the diameter measuring button (7) arranged on the outer side of the barrel of the multi-stage sleeve (1) is matched and pressed, the diameter measuring instrument (5) automatically pops open in the radial direction under the action of the first compression spring (2) and is attached to the inner wall of the hole to be measured, the diameter of the popped open is the diameter of the hole to be measured, and the diameter of the hole to be measured is measured by reading the numerical value of a dial on the diameter measuring instrument (5); after the measurement is finished, manually pressing the pop-up part back into the measuring instrument; the second compression spring (6) is compressed between the dead weight angle dial (4) and each stage of cylinder body; the front end of the outermost layer of the multi-stage sleeve (1) is provided with a telescopic control button (3) for realizing automatic ejection of the sleeves at all stages under the action of a compression spring so as to adapt to hole distances with different lengths and finish the measurement of coaxiality; when not in use, the sleeves (1) at all levels are manually pressed back to reset;
the multifunctional handheld measuring instrument is characterized in that an angle observation window is arranged at the rear end of the multistage sleeve, a self-weight angle dial (4) is arranged in the observation window, and a gravity weight is arranged at a 0-degree position on the dial, so that the 0 scale on the dial is always vertically downward in any state of the measuring instrument; when the included angle between the rotating shaft and the gravity direction is measured, the multi-stage sleeve and the scale 0 form a certain angle, an angle pointer in the observation window indicates the angle formed by the current sleeve and the gravity direction on the angle dial, and the measurement of the relative angle of the rotating shaft is completed.
CN201710466132.7A 2017-06-19 2017-06-19 Multifunctional handheld measuring instrument Expired - Fee Related CN107121112B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710466132.7A CN107121112B (en) 2017-06-19 2017-06-19 Multifunctional handheld measuring instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710466132.7A CN107121112B (en) 2017-06-19 2017-06-19 Multifunctional handheld measuring instrument

Publications (2)

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CN107121112A CN107121112A (en) 2017-09-01
CN107121112B true CN107121112B (en) 2019-12-10

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109925085B (en) * 2019-04-25 2024-02-20 四川大学 Vertical clearance measurement assembly for oral implantation
CN113945138A (en) * 2021-11-01 2022-01-18 安徽省广德中鼎汽车工具有限公司 External surface radian detection device for wheel maintenance and use method thereof

Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2610418A1 (en) * 1976-03-12 1977-09-29 Ludger Dr Med Schilgen Single rod anatomical angles measurer - has circular scale with spirit level or plumb bob to orientate rod with datum line
CN2651701Y (en) * 2002-10-18 2004-10-27 陈新元 Assembling angular ruler
CN201503243U (en) * 2009-08-04 2010-06-09 周晨烨 Inside diameter gauge which can lock measurement result
CN202692926U (en) * 2012-07-26 2013-01-23 国电联合动力技术(保定)有限公司 Device for measuring coaxiality of spindle and cabin cover rainproof gutter of wind generating set
CN102967226A (en) * 2012-11-14 2013-03-13 无锡麦铁精密机械制造有限公司 Groove diameter checking tool
CN202974167U (en) * 2012-07-26 2013-06-05 国电联合动力技术(保定)有限公司 Coaxiality measuring apparatus for pitch-regulated bearing and hubcap blade installing port
CN104374343A (en) * 2014-11-07 2015-02-25 常州耐之力刀具制造有限公司 Bearing outer race groove diameter pneumatic measuring head
US8984760B1 (en) * 2013-02-04 2015-03-24 The Boeing Company Force controlled go/no-go measurement system
CN204286304U (en) * 2014-11-28 2015-04-22 中国航空工业集团公司沈阳发动机设计研究所 A kind of axisymmetric nozzle throat diameter survey instrument
CN205049129U (en) * 2015-10-26 2016-02-24 张如雪 Intelligence internal diameter detection device
CN105423879A (en) * 2015-12-24 2016-03-23 上汽大众汽车有限公司 Hinge coaxiality detection tool and detection method
CN205138384U (en) * 2015-12-03 2016-04-06 哈尔滨汽轮机厂有限责任公司 Taper hole interior diameter dimension error measuring apparatu
CN106382906A (en) * 2016-12-05 2017-02-08 安徽江淮汽车集团股份有限公司 Engine cylinder body crankshaft hole diameter measurement tool
CN106403863A (en) * 2016-11-04 2017-02-15 徐工集团工程机械有限公司 Multi-hole parameter detection system and detection method
CN106595448A (en) * 2016-12-15 2017-04-26 重庆奇甫机械有限责任公司 Coaxiality detecting device for processing automobile parts
CN207215071U (en) * 2017-06-19 2018-04-10 沈阳飞机工业（集团）有限公司 A kind of Multifunctional hand-held measuring instrument

Patent Citations (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2610418A1 (en) * 1976-03-12 1977-09-29 Ludger Dr Med Schilgen Single rod anatomical angles measurer - has circular scale with spirit level or plumb bob to orientate rod with datum line
CN2651701Y (en) * 2002-10-18 2004-10-27 陈新元 Assembling angular ruler
CN201503243U (en) * 2009-08-04 2010-06-09 周晨烨 Inside diameter gauge which can lock measurement result
CN202692926U (en) * 2012-07-26 2013-01-23 国电联合动力技术(保定)有限公司 Device for measuring coaxiality of spindle and cabin cover rainproof gutter of wind generating set
CN202974167U (en) * 2012-07-26 2013-06-05 国电联合动力技术(保定)有限公司 Coaxiality measuring apparatus for pitch-regulated bearing and hubcap blade installing port
CN102967226A (en) * 2012-11-14 2013-03-13 无锡麦铁精密机械制造有限公司 Groove diameter checking tool
US8984760B1 (en) * 2013-02-04 2015-03-24 The Boeing Company Force controlled go/no-go measurement system
CN104374343A (en) * 2014-11-07 2015-02-25 常州耐之力刀具制造有限公司 Bearing outer race groove diameter pneumatic measuring head
CN204286304U (en) * 2014-11-28 2015-04-22 中国航空工业集团公司沈阳发动机设计研究所 A kind of axisymmetric nozzle throat diameter survey instrument
CN205049129U (en) * 2015-10-26 2016-02-24 张如雪 Intelligence internal diameter detection device
CN205138384U (en) * 2015-12-03 2016-04-06 哈尔滨汽轮机厂有限责任公司 Taper hole interior diameter dimension error measuring apparatu
CN105423879A (en) * 2015-12-24 2016-03-23 上汽大众汽车有限公司 Hinge coaxiality detection tool and detection method
CN106403863A (en) * 2016-11-04 2017-02-15 徐工集团工程机械有限公司 Multi-hole parameter detection system and detection method
CN106382906A (en) * 2016-12-05 2017-02-08 安徽江淮汽车集团股份有限公司 Engine cylinder body crankshaft hole diameter measurement tool
CN106595448A (en) * 2016-12-15 2017-04-26 重庆奇甫机械有限责任公司 Coaxiality detecting device for processing automobile parts
CN207215071U (en) * 2017-06-19 2018-04-10 沈阳飞机工业（集团）有限公司 A kind of Multifunctional hand-held measuring instrument

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Granted publication date: 20191210