CN110470190A - The double R arm of angle length measuring rules of dovetail and measurement method - Google Patents
The double R arm of angle length measuring rules of dovetail and measurement method Download PDFInfo
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- CN110470190A CN110470190A CN201910691417.XA CN201910691417A CN110470190A CN 110470190 A CN110470190 A CN 110470190A CN 201910691417 A CN201910691417 A CN 201910691417A CN 110470190 A CN110470190 A CN 110470190A
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- vernier
- ruler body
- length
- dovetail
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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
- G01B3/00—Measuring instruments characterised by the use of mechanical techniques
- G01B3/20—Slide gauges
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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
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
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- General Physics & Mathematics (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
Abstract
A kind of double R arm of angle length measuring rules of dovetail and measurement method, are related to measuring appliance technical field.The double R arm of angle length measuring rules of the dovetail include ruler body, ruler body is equipped with the scale extended along its length and the vernier that can be moved along its length, there are two measurement plates for the connection of ruler body, at least one measurement plate is configured to move along its length, each measurement plate is each configured to can be relative to the Plane Rotation where ruler body, each measurement plate is respectively connected with for it being fixed or being released fixed fixation kit and a vernier baffle with ruler body, two vernier baffles are located at the both ends of vernier motion track, to limit the position of vernier.The side length that the double R arm of angle length measuring rule of dovetail provided by the present application and measurement method are capable of the fast and accurately angle R to dovetail groove or forked tail platform measures.
Description
Technical field
This application involves measuring appliance technical fields, in particular to a kind of double R arm of angle length measuring rules of dovetail and measurement
Method.
Background technique
The edge brick that blast furnace cooling stave uses generallys use the design structure of the double R chamferings of dovetail, it is caused to require size
Precision is higher, and manufacturer needs according to drawing making mold and after producing the edge brick with the double R chamferings of dovetail to edge brick
Size measure check.This structural specificity with the double R chamfering edge bricks of dovetail causes its size to use conventional measurer
Be difficult to measure, during actual measurement, mainly be measured using two methods: a kind of method is by special meter
Calculation method calculates the side length of the common edge of theoretical double R chamferings indirectly, another method be using the tested projection for inlaying brick into
The theoretical measurement of row.But both methods is all by calculating the public of the indirect double angles R of dovetail for obtaining the double R chamferings edge bricks of dovetail
Side side length, not only process is cumbersome, and obtained dimensional values accuracy cannot be guaranteed.
Summary of the invention
The application's is designed to provide a kind of double R arm of angle length measuring rules of dovetail and measurement method, to improve existing swallow
The defect that the double long structure of the detecting device complexity of the R arm of angle of tail and measurement are not easy.
Embodiments herein is achieved in that
In a first aspect, the embodiment of the present application provides a kind of double R arm of angle length measuring rules of dovetail comprising ruler body, ruler body are equipped with
The scale extended along its length and the vernier that can be moved along its length, measurement plate that there are two the connections of ruler body, at least one
Measurement plate is configured to move along its length, and each measurement plate is each configured to turn relative to the plane where ruler body
Dynamic, each measurement plate is respectively connected with fixation kit and a vernier baffle for it being fixed or being released fixation with ruler body, and two
A vernier baffle is located at the both ends of vernier motion track, to limit the position of vernier.
In optional embodiment, ruler body is equipped with the strip-shaped hole and at least one rotation axis extended along its length, turns
Rotatable strip-shaped hole and the both ends of passing through of moving axis are separately connected measurement plate and corresponding vernier baffle.
In some optional embodiments, fixation kit includes the fixing bolt being connected through a screw thread with rotation axis.
In some optional embodiments, at least one measurement plate is connected with the first positioning plate, and the first positioning plate passes through
First connecting shaft is rotatably connected with corresponding measurement plate.
In some optional embodiments, ruler body is connected at least one second positioning plate, and the second positioning plate passes through the
Two connecting shafts are rotatably connect with ruler body.
In some optional embodiments, vernier is equipped with the slippage slot for being clamped with one Slideslip of ruler body.
In some optional embodiments, ruler body is equipped with the scale slot extended along its length, and vernier is equipped with sliding
The fixture block being inserted in scale slot.
In some optional embodiments, the both ends of ruler body are connected separately with limiting section, and two limiting sections are located at
The both ends of two measurement plate motion tracks are to limit the positions of two measurement plates.
In some optional embodiments, the top of vernier is equipped with the vernier locating piece of the wedge shaped structure in both ends, vernier
The both ends of locating piece are arranged along the length direction of ruler body, to the angle being crossed to form respectively with main scale into two vernier baffles
Middle carry out positioning measurement.
Second aspect, the embodiment of the present application provide a kind of double R arm of angle length measuring methods of dovetail, are using above-mentioned swallow
The double R arm of angle length measuring rules of tail are realized comprising following steps:
Plane where the surface of ruler body to be fitted in the common edge at two angles R of dovetail groove；
Two measurement plates are moved and rotated along ruler body, and two measurement plates is made to fit in two angles R and the public affairs of dovetail groove respectively
Plane where the adjacent one side in side altogether；
Along the length direction moving cursor of ruler body, the reading when vernier compresses the vernier baffle of two measurement plates connection respectively
Obtain the first length and the second length, the difference of the first length and the second length is the common edge at two angles R of dovetail groove
Side length.
The beneficial effect of the embodiment of the present application is: the double R arm of angle length measuring rules of dovetail provided by the embodiments of the present application include ruler
Body, ruler body are equipped with the scale extended along its length and the vernier that can be moved along its length, and there are two measurements for the connection of ruler body
Plate, at least one measurement plate are configured to move and be connected with along its length for fixing or releasing fixation with ruler body for it
Fixation kit, each measurement plate is each configured to can be relative to the Plane Rotation where ruler body；Each measurement plate is respectively connected with
One vernier baffle, two vernier baffles are located at position of the both ends of vernier motion track to limit vernier.The application
The surface of ruler body the following steps are included: are fitted in two R of dovetail groove by the double R arm of angle length measuring methods of the dovetail that embodiment provides
Plane where the common edge at angle；Two measurement plates are moved and rotated along ruler body, and two measurement plates is made to fit in dovetail groove respectively
Plane where the one side adjacent with common edge of two angles R；Along the length direction moving cursor of ruler body, two are compressed respectively in vernier
Read to obtain the first length and the second length when the vernier baffle of measurement plate connection, the difference of the first length and the second length is
The side length of the common edge at two angles R of dovetail groove.The double R arm of angle length measuring rules of dovetail provided by the present application and measurement method can be fast
Speed accurately measures the side length of the common edge at two angles R of dovetail groove or forked tail platform.
Detailed description of the invention
Technical solution in ord to more clearly illustrate embodiments of the present application, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only some embodiments of the application, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structural schematic diagram at the first visual angle of the double R arm of angle length measuring rules of dovetail that the embodiment of the present application 1 provides；
Fig. 2 is the structural schematic diagram at the second visual angle of the double R arm of angle length measuring rules of dovetail that the embodiment of the present application 1 provides；
Fig. 3 is the double R arm of angle length measuring rule middle reaches target structural schematic diagrams of dovetail that the embodiment of the present application 1 provides；
Fig. 4 is that there are two the forked tail platforms at the angle R to carry out to tool for the double R arm of angle length measuring rules of the dovetail that provides of the embodiment of the present application 1
The schematic diagram of detection；
Fig. 5 is the structural schematic diagram for the double R arm of angle length measuring rules of dovetail that the embodiment of the present application 2 provides.
In figure: 100, ruler body；101, first side；102, second side；103, third side；110, scale slot；120,
Vernier；121, first segment portion；122, second segment portion；123, slippage slot；124, fixture block；125, vernier locating piece；130, measurement plate；
140, vernier baffle；150, strip-shaped hole；160, rotation axis；170, fixing bolt；180, the first positioning plate；181, the first connection
Axis；190, the second positioning plate；191, the second connecting shaft；200, limiting section.
Specific embodiment
To keep the purposes, technical schemes and advantages of the embodiment of the present application clearer, below in conjunction with the embodiment of the present application
In attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is
Some embodiments of the present application, instead of all the embodiments.The application being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiments herein provided in the accompanying drawings is not intended to limit below claimed
Scope of the present application, but be merely representative of the selected embodiment of the application.Based on the embodiment in the application, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model of the application protection
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present application, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, or be somebody's turn to do
Application product using when the orientation or positional relationship usually put, be merely for convenience of description the application and simplify description, without
It is that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore not
It can be interpreted as the limitation to the application.In addition, term " first ", " second ", " third " etc. are only used for distinguishing description, and cannot manage
Solution is indication or suggestion relative importance.
In addition, the terms such as term "horizontal", "vertical", " pendency " are not offered as requiring component abswolute level or pendency, and
It is that can be slightly tilted.It is not to indicate the structure if "horizontal" only refers to that its direction is more horizontal with respect to for "vertical"
It has to fully horizontally, but can be slightly tilted.
In the description of the present application, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be directly connected, the connection inside two elements can also be can be indirectly connected through an intermediary.
For the ordinary skill in the art, the concrete meaning of above-mentioned term in this application can be understood with concrete condition.
The feature of the application and performance are described in further detail with reference to embodiments.
Embodiment 1
It please refers to shown in Fig. 1 and Fig. 2, the embodiment of the present application provides a kind of double R arm of angle length measuring rules of dovetail comprising ruler body
100, ruler body 100 has sequentially connected first side 101, second side 102 and third side 103, second side of ruler body 100
Face 102 is equipped with the scale that extends along its length, scale be set on 100 second side 102 of ruler body recess scale into
Row length detection offers the scale slot 110 extended along 100 length direction of ruler body, the first side of ruler body 100 in the middle part of scale
101 are also provided with the strip-shaped hole 150 extended along its length, and the third side of ruler body 100 is run through in the bottom of strip-shaped hole 150
103,103 both ends of third side of ruler body 100 convex to form limiting section 200 respectively, strip-shaped hole 150 two limiting sections 200 it
Between.
As shown in figure 3, ruler body 100 is connected with the vernier 120 that can be moved along its length, vernier 120 is L shape and by the
One section of portion 121 and the connection of second segment portion 122 composition, first segment portion 121 are equipped with to slide with the first side 101 of ruler body 100 and be clamped
Card slot 123, second segment portion 122 is equipped with the fixture block 124 that is inserted in scale slot 110 of sliding, and second segment portion 122 is equipped with along ruler body
The vernier graduation that 100 length directions extend, vernier graduation are respectively arranged in the two sides up and down in second segment portion 122, and the of vernier 120
The vernier locating piece 125 that both ends are wedge shape, the length of the both ends of vernier locating piece 125 along ruler body 100 are connected at the top of one section of portion 121
Spend direction arrangement.
The both ends of strip-shaped hole 150 be inserted with respectively one it is rotatable and can be along the rotation axis 160 that strip-shaped hole 150 moves, often
The first side 101 that ruler body 100 is stretched out in one end of root rotation axis 160 is connected with vernier baffle 140, every rotation axis 160 it is another
The third side 103 that ruler body 100 is stretched out in one end is connected with measurement plate 130, and one end that rotation axis 160 stretches out first side 101 is passed through
It is connected through a screw thread fixing bolt 170 after wearing vernier baffle 140, the vernier baffle 140 of two rotation axis 160 connection is right respectively
The vernier locating piece 125 at 120 top of vernier moved along the length direction both ends of ruler body 100 is stopped, 140 edge of vernier baffle
The thickness of 100 width direction of ruler body is equal along the thickness of 100 width direction of ruler body with measurement plate 130, and when the rotation of measurement plate 130
Drive vernier baffle 140 with same direction and angular turn.
Two measurement plates 130 are connected separately with first positioning plate 180, and each measurement plate 130 is respectively connected with one can
First connecting shaft 181 of rotation, the first connecting shaft 181 are connected with fastening bolt, the first connecting shaft after passing through the first positioning plate 180
181 run through the both ends of measurement plate 130, and the both ends of ruler body 100 are connected separately with second positioning plate 190, the both ends of ruler body 100
It is connected separately with rotatable second connecting shaft 191, the second connecting shaft 191 is connected with tightly after passing through the second positioning plate 190
Fixing bolt.
The double R arm of angle length measuring rules of dovetail provided by the embodiments of the present application can be used in the angle R of dovetail groove or forked tail platform
Side length measures.As shown in figure 4, being illustrated by taking the forked tail platform with the double R chamferings of dovetail as an example, there are the double R of dovetail to fall for this
The top two sides of the forked tail platform at angle are respectively provided with R chamfering, and it is long to carry out the double R arms of angle of dovetail using the double R arm of angle length measuring rules of the dovetail
The method of measurement is:
Ruler body 100 and the 4th side positioned opposite of third side 103 are fitted in two R of forked tail platform first when measurement
Plane where the common edge at angle.
Two fixing bolts 170 are then rotated respectively, and fixing bolt 170 is made to move and stop along corresponding rotation axis 160
Vernier baffle 140 and rotation axis 160 are compressed and are fixed on ruler body 100, user moves two along the length direction of ruler body 100 at this time
Root rotation axis 160, thus drive the measurement plate 130 connecting respectively with two 160 both ends of rotation axis and vernier baffle 140 mobile,
When push two measurement plates 130 be respectively moved to two angles R respectively with two angle R common edge adjacent places on one side when opposite ruler body
100 two measurement plates 130 of rotation, and measurement plate 130 is moved along ruler body 100 and rotation divides two measurement plates 130 by adjusting
Two angles R plane where one side adjacent with two angle R common edges respectively is not fitted in, reversely rotates two fixing bolts 170
It moves fixing bolt 170 along corresponding rotation axis 160 and vernier baffle 140 and rotation axis 160 is compressed into fixation again
In ruler body 100.
Length direction along ruler body 100 moves back and forth vernier 120, when the vernier that vernier 120 is connected by two rotation axis 160
Baffle 140 reads the corresponding scale of vernier 120 respectively reading when stopping obtains the first length and the second length, and it is long to calculate first
The difference of degree and the second length is the side length of the common edge at two angles R of forked tail platform.
Wherein, two measurement plates 130 respectively can by the first positioning plate 180 that corresponding first connecting shaft 181 connects
Help is positioned, when user using two measurement plates 130 fit in respectively two angles R respectively with two angle R common edge phases
After plane where adjacent one side, corresponding first positioning plate 180 can also be rotated relative to measurement plate 130, with fixed using first
Position plate 180 compresses dovetail groove or forked tail platform, to play positioning and fixed function, guarantees that stablizing for measurement process carries out, ruler body
100 can also play the role of positioning ruler body 100 by the second positioning plate 190 that the second connecting shaft 191 connects, and work as ruler
Where body 100 fits in the common edge at two angles R of dovetail groove or forked tail platform when plane, the can be rotated relative to ruler body 100
Two positioning plates 190, to compress dovetail groove or forked tail platform using the second positioning plate 190 to guarantee the position of ruler body 100；Ruler body 100
Both ends are separately connected a limiting section 200, and two limiting sections 200 are located at the motion track both ends of two measurement plates 130,
When measurement plate 130 is moved along the length direction of ruler body 100, two limiting sections 200 are used to limit the mobile position of measurement plate 130
It sets；In addition, the first connecting shaft 181 runs through the two sides of measurement plate 130, user can use fastening bolt for the first positioning plate
Any side for being fixed on measurement plate 130 of 180 selectivity, in order to be determined using the first positioning plate 180 measurement plate 130
Position；By setting thickness equal vernier baffle 140 and measurement plate 130, it can guarantee that measurement plate 130 rotates and fits in dovetail
Vernier baffle 140 is driven to rotate same angle while slot or forked tail platform a side.Two vernier baffles 140 respectively with ruler body
The angle of 100 different angles being crossed to form makes 140 phase interworking of vernier locating piece 125 and vernier baffle by moving cursor 120
It closes, accurate positioning and accurate reading is realized by the centre zero scale on vernier 120.
The double R arm of angle length measuring rules of dovetail provided by the embodiments of the present application and the double R arm of angle length measuring methods of dovetail can be quick
The side length of the common edge at two angles R being accurately respectively provided with to dovetail groove or forked tail platform measures, and the double R arms of angle of the dovetail
Length measuring rule is simple and reliable for structure, easy to use and carry, be adapted to different angle, different radian the side containing the angle R or
Person face, flexible operation simultaneously have the biggish scope of application.
In other alternative-embodiments, scale can also for set on 100 second side 102 of ruler body protrusion scale,
The scale of printing or the graduated film of the tool of stickup are to carry out length detection.Optionally, user can use the first connection
Axis 181 and corresponding fastening bolt are by the two sides for being rotationally connected with measurement plate 130 of 180 selectivity of the first positioning plate；Optionally,
User also can use the second connecting shaft 191 and corresponding fastening bolt for the rotation connection of 190 selectivity of the second positioning plate
In the two sides of ruler body 100.
Embodiment 2
As shown in figure 5, the embodiment of the present application provides a kind of double R arm of angle length measuring rules of dovetail comprising ruler body 100, ruler body
100 have sequentially connected first side 101, second side 102 and third side 103, and the second side 102 of ruler body 100 is set
There is the scale extended along its length, scale is the recess scale set on 100 second side 102 of ruler body to carry out length inspection
It surveys, the scale slot 110 extended along 100 length direction of ruler body is offered in the middle part of scale, the first side 101 of ruler body 100 is also opened
Equipped with the strip-shaped hole 150 extended along its length, the third side 103 of ruler body 100 is run through in the bottom of strip-shaped hole 150.Ruler body
100 are connected with the vernier 120 that can be moved along its length, and vernier 120 is for L shape and by first segment portion 121 and second segment portion 122
Connection composition, first segment portion 121 are equipped with the card slot 123 with the sliding clamping of the first side 101 of ruler body 100, and second segment portion 122 is set
The fixture block 124 for having sliding to be inserted in scale slot 110 is connected with the trip that both ends are wedge shape at the top of the first segment portion 121 of vernier 120
Locating piece 125 is marked, the both ends of vernier locating piece 125 are arranged along the length direction of ruler body 100.
The both ends of ruler body 100 are connected separately with a rotatable rotation axis 160, and ruler body is stretched out in one end of rotation axis 160
100 first side 101 is connected with vernier baffle 140, and the third side 103 that the other end of rotation axis 160 stretches out ruler body 100 connects
It is connected to measurement plate 130, one end that rotation axis 160 stretches out first side 101 has been connected through a screw thread solid after vernier baffle 140
Determine bolt 170, the trip that the vernier baffle 140 of two rotation axis 160 connection respectively moves the length direction both ends along ruler body 100
Mark 120 is stopped, and is inserted in strip-shaped hole 150 and can be moved along strip-shaped hole 150 wherein a rotation axis 160 is rotatable,
The rotatable first side 101 and third side 103 through ruler body 100 of another rotation axis 160.
The double angle the R linear measures of dovetail that the double R arm of angle length measuring rules of dovetail provided by the embodiments of the present application and embodiment 1 provide
The difference of ruler is, in the present embodiment, in two measurement plates 130 that ruler body 100 connects, a measurement plate 130 can be along ruler body 100
Length direction it is mobile and can only can be relative to ruler body relative to 100 place Plane Rotation of ruler body, another measurement plate 130
It 100 place Plane Rotations and cannot be moved along the length direction of ruler body 100, the double R arms of angle of dovetail provided in this embodiment are long to be surveyed
Roughly the same with the double R arm of angle length measuring rules of the dovetail that embodiment 1 provides when gage uses, difference first can not when being only that use
The measurement plate 130 moved along ruler body 100 rotates and fits in plane where the one side adjacent with two angle R common edges of the angle R,
Then moving and rotate another measurement plate 130 along ruler body 100, so that it is fitted in another angle R adjacent with two angle R common edges
One side where plane, i.e., read respectively when being stopped using vernier 120 by vernier baffle 140 that two rotation axis 160 connect
The reading of the corresponding scale of vernier 120 obtains the first length and the second length, and the difference of the first length and the second length is swallow
The side length of the common edge at two angles R of stern notch or forked tail platform.
Embodiments described above is some embodiments of the present application, instead of all the embodiments.The reality of the application
The detailed description for applying example is not intended to limit claimed scope of the present application, but is merely representative of the selected implementation of the application
Example.Based on the embodiment in the application, obtained by those of ordinary skill in the art without making creative efforts
Every other embodiment, shall fall in the protection scope of this application.
Claims (10)
1. a kind of double R arm of angle length measuring rules of dovetail comprising ruler body, the ruler body be equipped with the scale extended along its length and
The vernier that can be moved along the length direction, which is characterized in that there are two measurement plate, at least one described surveys for the ruler body connection
Template is configured to move along the length direction, and each measurement plate is each configured to can be relative to where the ruler body
Plane Rotation, each measurement plate is respectively connected with for it being fixed or being released fixed fixation kit and one with the ruler body
Vernier baffle, two vernier baffles are located at the both ends of the vernier motion track, to limit the position of the vernier.
2. the double R arm of angle length measuring rules of dovetail according to claim 1, which is characterized in that the ruler body is equipped with along its length
The rotation axis that the strip-shaped hole and at least one that direction extends can be moved along the strip-shaped hole, the rotation axis is rotatable to pass through institute
It states strip-shaped hole and both ends is separately connected the measurement plate and the corresponding vernier baffle.
3. the double R arm of angle length measuring rules of dovetail according to claim 2, which is characterized in that the fixation kit includes and institute
State the fixing bolt that rotation axis is connected through a screw thread.
4. the double R arm of angle length measuring rules of dovetail according to claim 1, which is characterized in that at least one described measurement plate connects
It is connected to the first positioning plate, first positioning plate is rotatably connected with the corresponding measurement plate by the first connecting shaft.
5. the double R arm of angle length measuring rules of dovetail according to claim 1, which is characterized in that the ruler body is connected at least one
A second positioning plate, second positioning plate are rotatably connect with the ruler body by the second connecting shaft.
6. the double R arm of angle length measuring rules of dovetail according to claim 1, which is characterized in that the vernier be equipped with for institute
State the slippage slot of one Slideslip of ruler body clamping.
7. the double R arm of angle length measuring rules of dovetail according to claim 1, which is characterized in that the ruler body is equipped with along its length
The scale slot that direction extends, the vernier are equipped with the fixture block that sliding is inserted in the scale slot.
8. the double R arm of angle length measuring rules of dovetail according to claim 1, which is characterized in that the both ends of the ruler body connect respectively
It is connected to limiting section, two limiting sections are located at the both ends of the measurement plate motion track to limit two measurement plates
Position.
9. the double R arm of angle length measuring rules of dovetail according to claim 1, which is characterized in that the top of the vernier is equipped with two
Hold the vernier locating piece of wedge shaped structure, the both ends of the vernier locating piece are arranged along the length direction of the ruler body, into
Enter in the angle that two vernier baffles are crossed to form with the main scale respectively and carries out positioning measurement.
10. a kind of double R arm of angle length measuring methods of dovetail, which is characterized in that it is using such as any one of claims 1 to 9 institute
The double R arm of angle length measuring rules of the dovetail stated are realized comprising following steps:
Plane where the surface of the ruler body to be fitted in the common edge at two angles R of dovetail groove；
Two measurement plates are moved and rotated along the ruler body, two measurement plates is made to fit in two of dovetail groove respectively
Plane where the one side adjacent with the common edge of the angle R；
Along the length direction moving cursor of the ruler body, the vernier gear of two measurement plate connections is compressed respectively in the vernier
Read to obtain the first length and the second length when plate, the difference of first length and second length is the two of dovetail groove
The side length of the common edge at a angle R.
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| CN201910691417.XA CN110470190B (en) | 2019-07-29 | 2019-07-29 | Dovetail double-R angle edge length measuring scale and measuring method |
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| CN201910691417.XA CN110470190B (en) | 2019-07-29 | 2019-07-29 | Dovetail double-R angle edge length measuring scale and measuring method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111983204A (en) * | 2020-08-27 | 2020-11-24 | 中冶武汉冶金建筑研究院有限公司 | Masonry molding refractory mortar shrinkage testing tool and testing method |
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| CN102410795A (en) * | 2011-02-12 | 2012-04-11 | 陈烁 | Double-sided scale vernier caliper |
| CN105180748A (en) * | 2015-10-15 | 2015-12-23 | 南车戚墅堰机车车辆工艺研究所有限公司 | Detection tool |
| CN106871755A (en) * | 2015-12-11 | 2017-06-20 | 天润曲轴股份有限公司 | A kind of slide measure for measuring part chamfering |
| CN106767280A (en) * | 2016-12-27 | 2017-05-31 | 湖南南方宇航工业有限公司 | A kind of chamfering measuring tool for measuring length |
| CN109839049A (en) * | 2019-02-26 | 2019-06-04 | 江苏理工学院 | A kind of fast simple dovetail groove guide rail size measuring device |
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| CN111983204A (en) * | 2020-08-27 | 2020-11-24 | 中冶武汉冶金建筑研究院有限公司 | Masonry molding refractory mortar shrinkage testing tool and testing method |
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