CN205981061U - Angle mark instrument - Google Patents
Angle mark instrument Download PDFInfo
- Publication number
- CN205981061U CN205981061U CN201620892723.1U CN201620892723U CN205981061U CN 205981061 U CN205981061 U CN 205981061U CN 201620892723 U CN201620892723 U CN 201620892723U CN 205981061 U CN205981061 U CN 205981061U
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- CN
- China
- Prior art keywords
- clamp arm
- clamp
- angle
- protractor
- arm
- 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
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Abstract
The utility model provides an angle mark instrument, tight arm of first clamp and the double -layered tight arm of second including being used for of can revoluting that the relative pivoted of moving axis line links together with the tangent contact of periphery of axle of awaiting measuring, angle mark instrument includes still that the centre of a circle is located being used for on the axis of rotation line shows that tight arm of first clamp and second press from both sides the protractor of the contained angle number of degrees between the tight arm. The utility model has the advantages of the centre of a circle of protractor lies in the axis of rotation line of tight arm of first clamp and the tight arm of second clamp, and so no matter how many contained angles of the tight arm of tight arm of first clamp and second clamp is, can all come out through the measurement of angulation ware, that is to say, the tight arm of first clamp can be transferred with the tight arm of second clamp and establish into arbitrary contained angle to satisfy the needs of angle mark well, strengthened angle mark instrument's service function.
Description
Technical field
This utility model is related to a kind of angle mark instrument.
Background technology
When at the scene dynamic balance running being done to rotating machinery, need the position that labelling increases on the rotary shaft, and increase position
The determination put is with key phase mark as starting point, and rotate to an angle determination.At present, in this angle of labelling it is necessary first to utilize
The diameter of axle of tape measure rotary shaft, then utilizes arc length formula, calculates the arc length corresponding to the angle needing labelling, finally profit
It is coated on the surface of rotary shaft, certain on tape measure with the rope being equal to calculated arc length with graduated tape measure or length
One end corresponding keys phase mark of one scale or rope is starting point, and the scale value that the arc length calculating adds starting point is exactly terminal
Scale value or the other end of rope be exactly terminal, mark in corresponding scale value or destination county, thus completing angle
Increase the labelling of position.
There are some problems in operation in this labeling method, be that operation is comparatively laborious first, and whole process will be through straight
Footpath measurement, conversion arc length, several steps such as arc length labelling, it is relatively low so to result in whole labeling effciency ratio, and is utilizing arc length
It is first Circular measure by angular transition that formula also needs to when calculating, and leads to calculate trouble, accidentally also can miscalculate arc length.In addition,
The degree of accuracy of this labeling method is not high, and diameter measurement link may have certain error first, thus leading to converse
Arc length inaccurate, secondly in arc length labelling, if the tape measure after cladding or rope be not concyclic with starting point same
In circumference, but there occurs crooked, then the terminal obtaining is also inaccurate, and the position of tape measure or rope is to be difficult to essence
Really control, the accumulation of such error results in that final labelling precision is not high, the accuracy of impact dynamic balance running.
Authorization Notice No. is CN205107682U, and authorized announcement date is that the Chinese utility model patent of 2016.03.30 is open
A kind of multifunctional medical is had a medical check-up device, including main scale and the adjustable rule hinged with main scale, adjustable rule is provided with protractor, uses
Angle between measurement main scale and adjustable rule.To be able to be led during use as a kind of angle mark instrument by the use of this device
Chi and adjustable rule are overlapped on and make it all tangent with the periphery of rotary shaft on the periphery of rotary shaft, at this moment main scale, adjustable rule, with
And two radiuses at the center of circle of rotary shaft to point of contact are the formation of a tetragon, the interior angle according to tetragon and be equal to 360 °,
Article two, the angle between the central angle of radius formation and main scale and adjustable rule has certain relation, therefore can exist as needed
By simple computation, the angle of labelling in rotary shaft, show that main scale and adjustable rule need to adjust the angle setting, then make main scale or
Tangent at key phase mark in adjustable rule and rotary shaft, needed for now the cusp position of adjustable rule or main scale and rotary shaft is exactly
Will on the rotary shaft labelling increase position.This device overcomes the low problem of calculating trouble, labeling effciency in prior art, and
Without the measurement diameter of axle, decrease error accumulation, improve labelling precision to a certain extent.
But in this device, the center of circle of protractor is not on jointed shaft, and whole protractor is also distant apart from jointed shaft,
So result in when the angle of main scale and adjustable rule is larger, the number of degrees of angle cannot be read from protractor at all, therefore transport
When using in dynamic balance running, when the angle very little needing labelling in rotary shaft, that is, the angle of main scale and adjustable rule needs tune to set
When larger, cannot adjust, with this device, the angle setting out needs at all.
Meanwhile, this device is to be applied to medical treatment to have a medical check-up, and therefore main scale and adjustable rule are all comparatively short, and applies to dynamic balancing examination
When testing middle, need longer main scale and adjustable rule can ensure two chis be overlapped on the periphery of rotary shaft and with periphery phase
Cut, therefore this device is not particularly suited for the occasion of dynamic balance running.In addition, this device, when standing up angle to patient's measurement, is
Adjustable rule is fitted bed surface, main scale is fitted patients back, adjustable rule must open measurement with flexible rotating when using
Angle, can quick and convenient pack up when not in use, and in dynamic balance running, because main scale and adjustable rule need overlap joint phase
Cut, so the angle of main scale and adjustable rule allows for fixing, if not fixing, angle once changes will affect labelling
Precision, therefore this device are not suitable for the occasion of dynamic balance running.
Utility model content
The purpose of this utility model is to provide a kind of any angle all adjustable angle mark instrument setting.
In order to solve above-mentioned technical problem, this utility model adopts the following technical scheme that：
A kind of angle mark instrument, including can around linking together of relatively rotating of pivot center for axle to be measured
First clamp arm of the tangent contact of periphery and the second clamp arm, angle mark instrument also includes the center of circle and is located at described pivot center
On the protractor for showing the angle number of degrees between the first clamp arm and the second clamp arm.
Described first clamp arm and the second clamp arm are bolted together, and described pivot center is by the center of bolt
Axis is constituted.
Described protractor is located between the first clamp arm and the second clamp arm, protractor offers and passes through for described bolt
Perforation.
Described protractor is adhesively fixed with the first clamp arm or the second clamp arm, zero groove of protractor and the first clamp arm
Or second clamp arm side concordant, the first clamp arm and the second clamp arm are provided with for by pivot center outward expansion
Projection.
Described first clamp arm and the second clamp arm also include being respectively hinged on the first clamp arm and the second clamp arm
Away from the extension arm of pivot center one end, the first clamp arm and the second clamp arm are provided with and hide after rotating for extension arm
Groove in corresponding clamp arm.
It is provided with scale on described first clamp arm, the second clamp arm and extension arm.
Described protractor is made up of transparent plastic, and the two-sided of protractor is provided with scale.
The beneficial effects of the utility model are：The center of circle of protractor is located at the rotation of the first clamp arm and the second clamp arm
On axis, so no matter the angle of the first clamp arm and the second clamp arm is how many, can be measured by protractor,
That is, the first clamp arm and the second clamp arm can be adjusted and be set as any angle, thus meeting the need of angle mark well
Will, enhance the use function of angle mark instrument.
Brief description
Fig. 1 is the use state schematic diagram of angle mark instrument in this utility model；
Fig. 2 is the side view of angle mark instrument.
In figure：1. the first clamp arm；2. the second clamp arm；3. protractor；4. clamp nut；5. bolt；6. extension arm；7.
Jointed shaft；8. pad；9. axle to be measured；10. projection.
Specific embodiment
In this utility model, of angle mark instrument implements for example shown in Fig. 1 ~ Fig. 2, including by bolt 5, pad 8
And clamp nut 4 link together for first clamp arm 1 that contact tangent with the periphery of axle 9 to be measured and the second clamping
Offer, on arm 2, the first clamp arm 1 and the second clamp arm 2, the perforation passing through for bolt 5, after clamp nut 4 loosens, first
Clamp arm 1 and the second clamp arm 2 can relatively rotate around bolt 5, and the central axis of bolt 5 constitutes the first clamp arm 1 and the second folder
The pivot center that tight arm 2 relatively rotates.Using bolt 5, first clamp arm 1 and the second clamp arm 2 are coupled together, be so for
After the first clamp arm 1 and the second clamp arm 2 relatively rotate, both angles are fixed, keep angle constant.
Angle mark instrument also includes being arranged on pressing from both sides for display first between first clamp arm 1 and the second clamp arm 2
The protractor 3 of the tight angle number of degrees between arm 1 and the second clamp arm 2, protractor 3 also offers the perforation passing through for bolt 5,
And the center of circle of protractor 3 is located on described pivot center.Described protractor 3 is made up of the transparent plastic of high rigidity, high abrasion, and
The two-sided of protractor 3 is provided with scale, more convenient to use, and from 0 ° to 180 °, degree of accuracy is 1 ° to this scale.Protractor 3
The center of circle is located on the pivot center of the first clamp arm 1 and the second clamp arm 2, so no matter the first clamp arm 1 and the second clamp arm 2
Angle be how many, can be measured by protractor 3 that is to say, that the first clamp arm 1 and the second clamp arm 2 are permissible
Tune is set as any angle, thus meeting the needs of angle mark well, enhances the use function of angle mark instrument.
Described protractor 3 is adhesively fixed on the first clamp arm 1, and the side of zero groove of protractor 3 and the first clamp arm 1
Side is concordant, so after the first clamp arm 1 and the second clamp arm 2 relatively rotate by a certain angle, its angle just can very accurate,
Intuitively show, so also imply that the center of circle of protractor 3 and pivot center pass right through the first clamp arm 1 simultaneously
Side line.For the ease of setting bolt 5 and bolt penetration hole, the first clamp arm 1 and the second clamp arm 2 are provided with for inciting somebody to action
The abducent projection of pivot center 10, the friendship of the side extension line of such guarantee the first clamp arm 1 and the second clamp arm 2
Point is just overlapped with the center of circle of protractor 3.
First clamp arm 1 and the second clamp arm 2 also include being respectively hinged on the first clamp arm 1 and the second clamp arm 2
Away from the extension arm 6 of pivot center one end, the first clamp arm 1 and the second clamp arm 2 are provided with groove, extension arm 6 is through turning
Can be hidden in described groove after dynamic, such lengthening arranges the axle that angle mark instrument is measured compared with large-diameter,
Expand the scope of application, extension arm 6 is hidden in a groove so that carrying convenient simultaneously.
The use principle of angle mark instrument is：When carrying out rotating machinery dynamic balance running at the scene, calculate needs and exist
The angle [alpha] of labelling on axle 9 to be measured, according to tetragon interior angle be 360 °, calculate the first clamp arm 1 and the second clamp arm 2 it
Between need to adjust the angle β setting.Then the angle of the first clamp arm 1 and the second clamp arm 2 is adjusted to β, is made using clamp nut 4
First clamp arm 1 and the second clamp arm 2 are fixing, keep the angle mixing up constant.Next hand-held angle mark instrument is it is ensured that
Tangent at key phase mark on one of clamp arm in one clamp arm 1 and the second clamp arm 2 and axle 9 to be measured, now in addition
Article one, required for the cusp position of clamp arm and axle 9 to be measured is on axle 9 to be measured labelling increase position.Additionally, described
It is provided with scale, by observing difference corresponding quarter at two point of contacts on one clamp arm 1, the second clamp arm 2 and extension arm 6
Angle value, can verify whether two clamp arms are tangent with axle 9 to be measured further.
Angle mark tool operation simplicity of the present utility model is it is not necessary to carry out diameter measurement and arc length conversion again, simply
Plus and minus calculation after it is possible to quickly carry out increasing the determination of position using marking tool, thus improve the effect of angle mark
Rate, plus and minus calculation is simple due to calculating simultaneously, thus saving the time of calculating, and accuracy in computation is easier to ensure that, in addition,
Due to not needing to carry out again diameter measurement, therefore also evade existing error component during diameter measurement, improve labelling essence
Degree is it is ensured that the accuracy of dynamic balance running.Meanwhile, the first clamp arm of employing, the second clamp arm and extension arm are respectively provided with
Certain wall thickness, so when the periphery of the first clamp arm, the second clamp arm or extension arm and axle to be measured is in close contact, meeting
Formed a tangent line with the axis parallel of axle to be measured, this tangent line be check the first clamp arm, the second clamp arm or
Whether extension arm there is crooked inspection line, if not forming a tangent line, the first clamp arm, the second clamp arm being described or prolongs
Long-armed place improper, need to adjust its position, such guarantee labelling precision is it is ensured that the accuracy of dynamic balance running.
In the other embodiment of angle mark instrument：Only scale can be set in the one side of protractor；The material of protractor
Matter can also be rustless steel；Scale all can be not provided with the first clamp arm, the second clamp arm and extension arm；According to using need
Want, the first clamp arm and the second clamp arm can not include extension arm, now without setting groove；Protractor can not be with
One clamp arm or the second clamp arm are adhesively fixed, and be simply bolted through and be located at the first clamp arm and the second clamp arm it
Between, adjust the first clamp arm and the second clamp arm during use, make the first clamp arm and the angle of the second clamp arm fall into protractor
Measurement range in；Zero groove of protractor can not be concordant with the side of the first clamp arm or the second clamp arm, now
Projection need not be arranged on the first clamp arm and the second clamp arm；Protractor may be alternatively located at the first clamp arm or the second clamp arm
Outside；First clamp arm and the second clamp arm can also be hinged by jointed shaft, the first clamp arm and the second clamp arm
Between there is certain rotation friction, after the first clamp arm and the second clamp arm relatively rotate, its angle can be kept not
Become.
Claims (7)
1. a kind of angle mark instrument, including can be around linking together of relatively rotating of pivot center for the circle with axle to be measured
First clamp arm of the tangent contact of side face and the second clamp arm it is characterised in that：Angle mark instrument also includes the center of circle and is located at institute
State the protractor for showing the angle number of degrees between the first clamp arm and the second clamp arm on pivot center.
2. angle mark instrument according to claim 1 it is characterised in that：Described first clamp arm and the second clamp arm lead to
Cross and be bolted together, described pivot center is made up of the central axis of bolt.
3. angle mark instrument according to claim 2 it is characterised in that：Described protractor is located at the first clamp arm and the
Between two clamp arms, protractor offers the perforation passing through for described bolt.
4. angle mark instrument according to claim 3 it is characterised in that：Described protractor and the first clamp arm or second
Clamp arm is adhesively fixed, and zero groove of protractor is concordant with the side of the first clamp arm or the second clamp arm, the first clamp arm and
It is provided with second clamp arm for by abducent for pivot center projection.
5. the angle mark instrument according to claim 1 ~ 4 any one it is characterised in that：Described first clamp arm and
Two clamp arms also include the extension arm away from pivot center one end being respectively hinged on the first clamp arm and the second clamp arm, the
The groove being hidden in corresponding clamp arm after rotating for extension arm is provided with one clamp arm and the second clamp arm.
6. angle mark instrument according to claim 5 it is characterised in that：Described first clamp arm, the second clamp arm with
And scale is provided with extension arm.
7. the angle mark instrument according to claim 1 ~ 4 any one it is characterised in that：Described protractor is moulded by transparent
Material is made, and the two-sided of protractor is provided with scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620892723.1U CN205981061U (en) | 2016-08-17 | 2016-08-17 | Angle mark instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620892723.1U CN205981061U (en) | 2016-08-17 | 2016-08-17 | Angle mark instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205981061U true CN205981061U (en) | 2017-02-22 |
Family
ID=58030918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620892723.1U Expired - Fee Related CN205981061U (en) | 2016-08-17 | 2016-08-17 | Angle mark instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205981061U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107063571A (en) * | 2017-06-09 | 2017-08-18 | 山东钢铁股份有限公司 | The balancing weight installation site measurement apparatus of dynamic balance running |
| CN107356169A (en) * | 2017-07-06 | 2017-11-17 | 安徽三环水泵有限责任公司 | A kind of slidingtype water pump steel sheet pile angle test gauge |
| CN107869943A (en) * | 2017-10-27 | 2018-04-03 | 北京交通大学 | A kind of measurement apparatus of core axis angle |
| CN108332908A (en) * | 2018-03-06 | 2018-07-27 | 南京海传燕兰轨道交通科技有限公司 | A kind of slide block type rotor dynamic balancing correction auxiliary tools |
| CN114485321A (en) * | 2022-01-28 | 2022-05-13 | 武汉大学 | Device and method for measuring installation position of wind power detection acceleration sensor |
-
2016
- 2016-08-17 CN CN201620892723.1U patent/CN205981061U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107063571A (en) * | 2017-06-09 | 2017-08-18 | 山东钢铁股份有限公司 | The balancing weight installation site measurement apparatus of dynamic balance running |
| CN107356169A (en) * | 2017-07-06 | 2017-11-17 | 安徽三环水泵有限责任公司 | A kind of slidingtype water pump steel sheet pile angle test gauge |
| CN107869943A (en) * | 2017-10-27 | 2018-04-03 | 北京交通大学 | A kind of measurement apparatus of core axis angle |
| CN108332908A (en) * | 2018-03-06 | 2018-07-27 | 南京海传燕兰轨道交通科技有限公司 | A kind of slide block type rotor dynamic balancing correction auxiliary tools |
| CN114485321A (en) * | 2022-01-28 | 2022-05-13 | 武汉大学 | Device and method for measuring installation position of wind power detection acceleration sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170222 Termination date: 20180817 |