CN106017291A - Method for measuring deflection and its convenient measuring instrument for deflection - Google Patents

Method for measuring deflection and its convenient measuring instrument for deflection Download PDF

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Publication number
CN106017291A
CN106017291A CN201610536239.XA CN201610536239A CN106017291A CN 106017291 A CN106017291 A CN 106017291A CN 201610536239 A CN201610536239 A CN 201610536239A CN 106017291 A CN106017291 A CN 106017291A
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CN
China
Prior art keywords
bar
armed lever
deflection
amesdial
chi
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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.)
Pending
Application number
CN201610536239.XA
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Chinese (zh)
Inventor
钟安鑫
张淏
徐步洲
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Guizhou China Construction Architecture Research and Design Institute Co Ltd
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Guizhou China Construction Architecture Research and Design Institute 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
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Application filed by Guizhou China Construction Architecture Research and Design Institute Co Ltd filed Critical Guizhou China Construction Architecture Research and Design Institute Co Ltd
Priority to CN201610536239.XA priority Critical patent/CN106017291A/en
Publication of CN106017291A publication Critical patent/CN106017291A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/28Measuring arrangements characterised by the use of mechanical techniques for measuring roughness or irregularity of surfaces
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/30Measuring arrangements characterised by the use of mechanical techniques for measuring the deformation in a solid, e.g. mechanical strain gauge

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

Abstract

The invention discloses a method for measuring deflection and its convenient measuring instrument for deflection. When a dial indicator or a micrometer is used to measure the deflection of a component to be measured, the central part at the bottom of the dial indicator or the micrometer is provided with a table tip, and the two sides of the dial indicator or the micrometer are provided with an adjustable arm whose length can be adjusted. The front end of each adjustable arm is provided with a foot. When the measuring instrument is in use, the two feet are closely attached to the surface of the component to be measured or the vertical rod part and the table tip at the central part of the dial indicator or the micrometer abuts closely against the flat surface or the vertical rod of the component to be measured. When the length distance between two feet is L and the number indicated by the dial indicator or the micrometer is V, then the deflection of the component can be obtained as V. According to the invention, it is possible to solve the technical problem that the measuring operation of the deflection or the unevenness in a project is difficult and the precision is difficult to control. The instrument is convenient in use, high in accuracy, portable for carriage, convenient for field measurement, and simple to operate.

Description

The measuring method of a kind of amount of deflection and convenient deflection metrology chi thereof
Technical field
The present invention relates to the measuring method of a kind of amount of deflection and convenient deflection metrology chi thereof, belong to deflection metrology technical field.
Background technology
Engineering is frequently encountered by the measurement of the amount of deflection to component or irregularity degree, for relatively large component, we often measure by means of theodolite and level gauge or some other special measuring method, but existing these also exist, to the metering system of amount of deflection, the problem using inconvenience, certainty of measurement relatively low mostly;The rod member operation that particularly level gauge measurement is little is highly difficult, and measuring accuracy is difficult to control to.The most existing deflection metrology mode or not ideal enough, it is impossible to meet the needs used.
Summary of the invention
It is an object of the invention to, it is provided that the measuring method of a kind of amount of deflection and convenient deflection metrology chi thereof, certainty of measurement is higher, measure instrument easily, to solve the deficiencies in the prior art to provide one for deflection metrology.
The technical scheme is that and be achieved in that:
The measuring method of a kind of amount of deflection of the present invention is, including using dial gauge or amesdial, unit under test is carried out deflection metrology, when using dial gauge or amesdial that unit under test is carried out deflection metrology, first the bottom center at dial gauge or amesdial arranges a table point, and the scalable armed lever of an adjustable length it is respectively provided with in the both sides of dial gauge or amesdial, in the front end of each scalable armed lever, one chi foot is set, during measurement, by plane or the straight bar part of two tight units under test of chi hem facing, and make plane or the straight-bar of the tight unit under test in table pinnacle, middle part of dial gauge or amesdial, when the indicator of dial gauge or amesdial is to anticlockwise, during the negative scale of deflection, it is recessed in the middle of the tested plane of expression unit under test or tested straight-bar;Otherwise, if indicator is to right rotation, when being partial to positive scale, it is epirelief in the middle of the tested plane of expression unit under test or tested straight-bar;During measurement, the length distance between two chi foot edges is L , the numeral of indicator indication is on dial gauge or amesdial v Time , The amount of deflection of unit under test is v
According to the one convenient deflection metrology chi of the present invention that said method is constituted, the bottom center including dial gauge or amesdial, dial gauge or amesdial is provided with table point;Dial gauge or amesdial both sides are provided with scalable armed lever;Scalable armed lever includes the outer bar of armed lever, is provided with bar in armed lever in the outer bar of armed lever, and the outer bar of armed lever is slidably connected with bar in armed lever;In armed lever, the outer end of bar is provided with chi foot.
In aforementioned convenient deflection metrology chi, described dial gauge or amesdial are pointer header, and pointer header is provided with camber rule, and point on the basis of the midpoint of camber rule is positive scale on the right side of datum mark, for negative scale on the left of datum mark.
In aforementioned convenient deflection metrology chi, the outer bar of described armed lever is hollow tube, and hollow tube is labeled with the length value of the outer bar of armed lever.
In aforementioned convenient deflection metrology chi, in described armed lever, bar is positioned at the hollow tube of the outer bar of armed lever, and bar outer with armed lever is closely slidably connected;In armed lever, the lever arm of bar is provided with straight rule.
In aforementioned convenient deflection metrology chi, in described armed lever, bar includes symmetrical two interior bars, and in two armed levers, the chi foot on bar is highly consistent.
In aforementioned convenient deflection metrology chi, described chi foot is bent downwardly.
Owing to have employed technique scheme, compared with prior art, the present invention solves the measurement operating difficulties in engineering to amount of deflection or irregularity degree, the unmanageable technical problem of degree of accuracy to the present invention.Or provide more reliable convenient method again in a this kind of difficult problem.And having easy to use, accuracy is high, easy to carry, facilitates field survey, uses the advantages such as simple.
Accompanying drawing explanation
Figure 1 It it is the structural representation of the present invention;
Figure 2 It it is scalable armed lever schematic diagram when extending the longest;
Figure 3 It it is the application schematic diagram of the present invention.
Figure is labeled as: 0- Datum mark, 1- Dial gauge or amesdial, 2- Scalable armed lever, 3- The outer bar of armed lever, 4- Bar in armed lever, 5- Chi foot, 6- Table point, 7- Camber rule, 8- Positive scale, 9- Negative scale, 10- Length value, 11- Straight rule, 12- Unit under test.
Detailed description of the invention
The present invention is described in further detail with embodiment below in conjunction with the accompanying drawings, but not as any limitation of the invention.
The measuring method of a kind of amount of deflection of the present invention, such as figure 3 Shown in, including using dial gauge or amesdial 1 To unit under test 12 Carry out deflection metrology, use dial gauge or amesdial 1 To unit under test 12 When carrying out deflection metrology, first at dial gauge or amesdial 1 Bottom center one table point is set 6 , and at dial gauge or amesdial 1 Both sides be respectively provided with the scalable armed lever of an adjustable length 2 , at each scalable armed lever 2 Front end one chi foot is all set 5 , during measurement, by two chi feet 5 It is adjacent to unit under test 12 Plane or straight bar part, and make dial gauge or amesdial 1 Middle part table point 6 Hold out against unit under test 12 Plane or straight-bar, when dial gauge or amesdial 1 Indicator to anticlockwise, during the negative scale of deflection, represent unit under test 12 Tested plane or tested straight-bar in the middle of be recessed;Otherwise, if indicator is to right rotation, when being partial to positive scale, represent unit under test 12 Tested plane or tested straight-bar in the middle of be epirelief;During measurement, when two chi feet 5 Length distance between edge is L , dial gauge or amesdial 1 The numeral of upper indicator indication is v Time , Unit under test 12 Amount of deflection be v ( v Unit be: mm ).
According to the one convenient deflection metrology chi of the present invention that said method builds, such as figure 1- Figure 3 Shown in, including dial gauge or amesdial 1 , dial gauge or amesdial 1 Bottom center be provided with table point 6 ;Dial gauge or amesdial 1 Both sides are provided with scalable armed lever 2 ;Scalable armed lever 2 Including the outer bar of armed lever 3 , the outer bar of armed lever 3 Inside it is provided with bar in armed lever 4 , the outer bar of armed lever 3 With bar in armed lever 4 It is slidably connected;Bar in armed lever 4 Outer end be provided with chi foot 5 , chi foot 5 It is bent downwardly.Dial gauge or amesdial 1 For pointer header, pointer header is provided with camber rule 7 , camber rule 7 Midpoint on the basis of point 0 , datum mark 0 Right side is positive scale 8 , datum mark 0 Left side is negative scale 9 .The outer bar of armed lever 3 For hollow tube, hollow tube is labeled with the length value of the outer bar of armed lever 10 .Bar in armed lever 4 It is positioned at the outer bar of armed lever 3 Hollow tube in, and bar outer with armed lever 3 Closely it is slidably connected;Bar in armed lever 4 Lever arm be provided with straight rule 11 .Bar in armed lever 4 Including symmetrical two interior bars, bar in two armed levers 4 On chi foot 5 Highly consistent.
Embodiment
The convenient deflection metrology chi of this example is for measuring the amount of deflection of rod member or the irregularity degree of plane.
Dial gauge or amesdial 1 Existing dial gauge or amesdial can be directly used to transform, scalable armed lever 2 , the outer bar of armed lever 3 , bar in armed lever 4 , chi foot 5 Rigidity and the preferable metal material of toughness can be used to make.During use, when two chi feet 5 It is adjacent to unit under test 12 Certain plane or during straight-bar, dial gauge or amesdial 1 Middle part table point 6 Hold out against unit under test 12 Plane or straight-bar, if indicator is to anticlockwise, the negative scale of deflection 9 Time, represent unit under test 12 Certain plane or straight-bar in the middle of be recessed;Otherwise, if indicator is to right rotation, it is partial to positive scale 8 Time, represent unit under test 12 Certain plane or straight-bar in the middle of be epirelief;Numeral the biggest expression amount of deflection is the biggest.Plane irregularity degree or rod member amount of deflection is calculated according to armed lever length gauge.Scalable armed lever 2 The size of armed lever can be regulated within the specific limits, regulated by the unequal length on both sides and can measure span centre, across the size on limit.The outer bar of armed lever 3 It is labeled with armed lever outer boom end distance table point 6 Horizontal length size, the total length under a certain state of armed lever can be obtained, thus calculate amount of deflection or irregularity degree according to reading in table.The outer bar of armed lever 3 For hollow tube, and indicate length scale, bar in armed lever 4 Interior bar be tightly inserted into outer bar, it is possible to extract insertion flexibly out, thus regulate whole scalable armed lever 2 Length, interior bar indicates length scale equally, is added with outer bar scale and for armed lever total length.Bar in two armed levers 4 The chi foot height of end is equal and is connected with boom end in armed lever.
During measurement, by tight for chi hem facing unit under test 12 Two ends, read the length distance between two chi foot edges L (such as figure 3 Shown in) , And read dial gauge or amesdial 1 On numeral v, Unit under test can be drawn 12 Amount of deflection v (amount of deflection v Unit be mm ).

Claims (7)

  1. null1. the measuring method of an amount of deflection,Including using dial gauge or amesdial (1), unit under test (12) is carried out deflection metrology,It is characterized in that: when using dial gauge or amesdial (1) that unit under test (12) is carried out deflection metrology,First the bottom center at dial gauge or amesdial (1) arranges a table point (6),And the scalable armed lever (2) of an adjustable length it is respectively provided with in the both sides of dial gauge or amesdial (1),In the front end of each scalable armed lever (2), a chi foot (5) is set,During measurement,Two chi feet (5) are adjacent to plane or the straight bar part of unit under test (12),And make middle part table point (6) of dial gauge or amesdial (1) hold out against plane or the straight-bar of unit under test (12),When the indicator of dial gauge or amesdial (1) is to anticlockwise,During the negative scale of deflection,It is recessed in the middle of the tested plane of expression unit under test (12) or tested straight-bar;Otherwise, if indicator is to right rotation, when being partial to positive scale, it is epirelief in the middle of the tested plane of expression unit under test (12) or tested straight-bar;When during measurement, the length distance between two chi foot (5) edges is L, the numeral of the upper indicator indication of dial gauge or amesdial (1) is v, the amount of deflection of unit under test (12) is v.
  2. 2. a convenient deflection metrology chi, including dial gauge or amesdial (1), it is characterised in that: the bottom center of dial gauge or amesdial (1) is provided with table point (6);Dial gauge or amesdial (1) are respectively provided on two sides with scalable armed lever (2);Scalable armed lever (2) includes the outer bar (3) of armed lever, is provided with bar (4) in armed lever in the outer bar (3) of armed lever, and the outer bar (3) of armed lever is slidably connected with bar in armed lever (4);In armed lever, the outer end of bar (4) is provided with chi foot (5).
  3. The most convenient deflection metrology chi, it is characterized in that: described dial gauge or amesdial (1) are pointer header, pointer header is provided with camber rule (7), point (0) on the basis of the midpoint of camber rule (7), datum mark (0) right side is positive scale (8), and datum mark (0) left side is negative scale (9).
  4. The most convenient deflection metrology chi, it is characterised in that: the outer bar (3) of described armed lever is hollow tube, and hollow tube is labeled with the length value (10) of the outer bar of armed lever.
  5. The most convenient deflection metrology chi, it is characterised in that: in described armed lever, bar (4) is positioned at the hollow tube of the outer bar (3) of armed lever, and bar (3) outer with armed lever is closely slidably connected;In armed lever, the lever arm of bar (4) is provided with straight rule (11).
  6. The most convenient deflection metrology chi, it is characterised in that: in described armed lever, bar (4) includes symmetrical two interior bars, and in two armed levers, the chi foot (5) on bar (4) is highly consistent.
  7. 7. according to deflection metrology chi convenient described in claim 2 or 6, it is characterised in that: chi foot (5) is bent downwardly.
CN201610536239.XA 2016-07-11 2016-07-11 Method for measuring deflection and its convenient measuring instrument for deflection Pending CN106017291A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610536239.XA CN106017291A (en) 2016-07-11 2016-07-11 Method for measuring deflection and its convenient measuring instrument for deflection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610536239.XA CN106017291A (en) 2016-07-11 2016-07-11 Method for measuring deflection and its convenient measuring instrument for deflection

Publications (1)

Publication Number Publication Date
CN106017291A true CN106017291A (en) 2016-10-12

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109870097A (en) * 2019-03-25 2019-06-11 惠安县万物电子商务有限责任公司 A kind of high-altitude deflection measuring apparatus of I-shaped large girder
WO2020253021A1 (en) * 2019-06-21 2020-12-24 南京唐壹信息科技有限公司 Measurement tool for measuring twisting degree of flat aluminum profile
CN113454812A (en) * 2020-01-03 2021-09-28 株式会社Lg新能源 Positive electrode having increased hardness for improving safety, method for manufacturing same, and secondary battery comprising same

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109870097A (en) * 2019-03-25 2019-06-11 惠安县万物电子商务有限责任公司 A kind of high-altitude deflection measuring apparatus of I-shaped large girder
WO2020253021A1 (en) * 2019-06-21 2020-12-24 南京唐壹信息科技有限公司 Measurement tool for measuring twisting degree of flat aluminum profile
CN113454812A (en) * 2020-01-03 2021-09-28 株式会社Lg新能源 Positive electrode having increased hardness for improving safety, method for manufacturing same, and secondary battery comprising same

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Application publication date: 20161012