CN110174040A - The measuring appliance of pivoting support raceway and the method measured using measuring appliance - Google Patents
The measuring appliance of pivoting support raceway and the method measured using measuring appliance Download PDFInfo
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- CN110174040A CN110174040A CN201910500900.5A CN201910500900A CN110174040A CN 110174040 A CN110174040 A CN 110174040A CN 201910500900 A CN201910500900 A CN 201910500900A CN 110174040 A CN110174040 A CN 110174040A
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- raceway
- scale body
- scale
- blade
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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
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
- G01B5/061—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness height 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
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
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- General Physics & Mathematics (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a kind of measuring appliance of pivoting support raceway and measurement methods.The measuring appliance of pivoting support raceway of the present invention includes main scale, and main scale includes center high measurement device, Contact-angle measurement device；Center high measurement device includes main scale body, main cursor blade, lock-screw I, spring leaf I, and Contact-angle measurement device includes fixing screws I, interchangeable angulation block I, protractor mounting base I；Scale is indicated with main scale, is fixedly installed protractor mounting base I above its " 0 " scale, the center of protractor mounting base I is aligned with " 0 " graduation mark, and interchangeable angulation block I is connect by fixing screws I with protractor mounting base I；Main cursor blade is stuck in main scale, has appropriate gap between front and back two sides and main scale body, is equipped with spring leaf I between main scale body above, and lock-screw I passes through main cursor blade and spring leaf I is pressed on main scale.The present invention can also measure raceway center height while measuring raceway contact angle.
Description
Technical field
The invention belongs to the design of the special measuring tool of pivoting support more particularly to the measuring appliances and measurement method of raceway.
Background technique
Pivoting support is a kind of important connection and force transfer element that very big load can be born in engineering machinery, be all two
It needs to make opposite revolution between part, need to bear important power transmission member necessary to the machinery of axial force, radial force, tilting moment again
Part.During using its product, we require pivoting support to have very big intensity of load, and must reach operating condition
It is required that.As the product and technology of pivoting support obtain biggish development, people also gradually propose the level that pivoting support recognizes
The space of height, application field and development is more and more wide, has been widely used for the engineering constructions such as all kinds of cranes, excavator
Among machinery.The raceway quality of pivoting support determines its bearing capacity, and raceway center is high and raceway contact angle is revolution
Support the determinant of raceway quality.How whether the processing of both accurate validations, which meets the requirements, becomes critical issue.
Raceway contact angle is measured using raceway protractor at present, and structure and application method are as shown in Fig. 1.It is needed when measurement
Cooperation is used by block, needs artificially to control the vertical state of protractor in use, will lead to survey when protractor inclination
There is deviation in amount result.There is also the disadvantages that reading is inconvenient in measurement process for the protractor.
Raceway center height is then measured using vernier depth gauge, as shown in Fig. 2.It need to cooperate when measurement and raceway ruler
Very little corresponding steel ball uses.Needing to guarantee be bonded while progress raceway center high survey of the raceway with steel ball in use process
Amount, it is inconvenient and measured deviation easily occur.The reading of vernier depth gauge could obtain after also needing calculating to add steel ball radius
It also makes troubles to calculating to the high numerical value in center since steel ball specification mostly uses English system.
And supported for double eight point contact ball slewing, at present using the method for measurement by several times.First raceway is arranged in measurement
Raceway center is high and raceway contact angle, then measure lower row's raceway raceway center is high and raceway contact angle.And what measurement used
Utensil and method still use above-mentioned traditional approach, since conventional method inherently has complicated for operation, time-consuming, inaccurate lack
Point, the high difference in row raceway center needs to obtain by calculating above and below in addition so that entire measurement process highlight it is complicated, time-consuming, no
Accurately.
Summary of the invention
The problem to be solved by the invention is to provide a kind of measuring appliance of pivoting support raceway, it by raceway protractor with
Two kinds of measurement functions of vernier depth gauge ruler are incorporated into one.The present invention can also measure while measuring raceway contact angle
Raceway center is high, greatly improves work efficiency, ensure that measurement accuracy.Meanwhile the present invention is reaching promotion measurement accuracy rate
While reduce the requirement of operation.In addition, the present invention can both measure single bearing, multiple rows of bearing can also be surveyed
Amount, can disposably obtain multi-group data.Meanwhile the present invention also provides the methods for using this measuring appliance to measure.
The measuring appliance of pivoting support raceway of the present invention, it includes main scale, and main scale includes center high measurement device, contact angle survey
Measuring device；Center high measurement device includes main scale body, main cursor blade, lock-screw I, spring leaf I, and Contact-angle measurement device includes fixing
Screw I, interchangeable angulation block I, protractor mounting base I；Scale is indicated with main scale, is fixedly installed in the top of its " 0 " scale
There is protractor mounting base I, the center of protractor mounting base I is aligned with " 0 " graduation mark, and interchangeable angulation block I passes through fixing screws I
It is connect with protractor mounting base I；Main cursor blade is stuck in main scale, has appropriate gap between front and back two sides and main scale body,
It is equipped with spring leaf I between main scale body above, and lock-screw I passes through main cursor blade and spring leaf I is pressed on main scale.
Further, the measuring appliance of pivoting support raceway of the present invention further includes auxiliary scale, and auxiliary scale is detachable with main scale
Connection, detachable connection are pin connection, screw connection etc..
Further, auxiliary scale includes center high measurement device, Contact-angle measurement device；Center high measurement device includes auxiliary scale body, pair
Vernier blade, lock-screw II, spring leaf II, Contact-angle measurement device include protractor mounting base II, interchangeable angulation block II, consolidate
Determine screw II；Scale is indicated with secondary vernier scale, is fixedly installed angulation block mounting base II, angulation above its " 0 " scale
The center of block mounting base II is aligned with " 0 " graduation mark, and interchangeable angulation block II passes through fixing screws II and protractor mounting base II
Connection；Secondary vernier blade is stuck in auxiliary scale, front and back two sides and auxiliary scale body between have appropriate gap, above and auxiliary scale body it
Between be equipped with spring leaf II, lock-screw II passes through secondary vernier blade and spring leaf II is pressed on auxiliary scale.
Further, there is mutually matched installation seam allowance on the head of main scale body and the head of auxiliary scale body；When auxiliary scale and main scale
When for pin connection, the head of auxiliary scale body is equipped with dowel hole, and the head of main scale body is equipped with dowel hole, and positioning pin is determined from the two
It is passed through in the pin hole of position, auxiliary scale is connected with main scale；The head of main scale body and the head of auxiliary scale body refer both to small one of scale value.
Further, main scale further includes anti-loosing screw I, and the tail portion of main scale body is provided with threaded hole, and anti-loosing screw I screws
On threaded hole；Auxiliary scale further includes anti-loosing screw II, and the tail portion of auxiliary scale body is provided with threaded hole, and anti-loosing screw II is screwed in threaded hole
On；The tail portion of main scale body and the tail portion of auxiliary scale body refer both to big one of scale value.
Further, the minimum indexing with main scale is 1mm, indicates 50 small evenly divideds on main cursor blade, always
Long 49mm；Minimum indexing with auxiliary scale is 1mm, and 50 small evenly divideds, overall length 49mm are indicated with secondary vernier scale.
Further, interchangeable angulation block II and interchangeable angulation block I are respectively made of the angulation block of one group of different size；?
In same group of angulation block, the outer dimension of different size angulation block is determined according to the size of pivoting support raceway, different size amount
The height of hornblock and angulation block mounting base connecting hole is constant.
Further, interchangeable angulation block II and interchangeable angulation block I are provided with out on 40 °~50 ° angular ranges
Mouthful.
Further, interchangeable angulation block II and interchangeable angulation block I are machined with angulation block mounting groove, the amount of being stuck in
In angle device mounting base II and protractor mounting base I.
The method that the present invention is measured using the measuring appliance of raceway, (one) are turned round when using main scale measurement single-row ball type
When bearing: before measurement, first selecting angulation block I identical with tested raceway size, it is connected to protractor by fixing screws I
In mounting base I, and main cursor blade is moved up more than the high a certain distance in raceway center；When measurement, first angulation block I is placed in back
Turn to move main cursor blade still further below in bearing raceway, make main cursor blade and pivoting support mounting surface concordantly, be bonded after will consolidate
Determine the locking of screw I, fixes main cursor blade relative to main scale body position；Finally, raceway contact angle is read from angulation block I,
Raceway center height is read from main scale body and main cursor blade；(2) when use main scale and auxiliary scale measure double eight point contacts ball-type
When pivoting support: before measurement, installing the angulation block II and angulation block of corresponding raceway specification with main scale, auxiliary scale respectively first
I, it is locked with fixing screws II and fixing screws I, auxiliary scale is added on main scale by positioning pin respectively then, and by main cursor
Blade is moved up more than the high a certain distance in raceway center；When measurement, first angulation block I is placed in and arranges in raceway and pastes on pivoting support
Tightly, then by mobile be placed in of angulation block II it arranges in raceway and is adjacent under pivoting support, lock-screw II is locked, secondary vernier blade is made
Fixed relative to auxiliary scale body, then move main shifting vernier blade downwards, be allowed to pivoting support mounting surface it is concordant, be bonded after will lock
Screw I is locked, and fixes main cursor blade relative to main scale body position；Finally, upper row's raceway contact angle is read from angulation block I
Number, lower row's raceway contact angle are read from angulation block II, and upper row's raceway center height is read from main scale body and main cursor blade, under
Row's raceway center height is read from auxiliary scale body and secondary vernier scale.
The advantages of measuring appliance of raceway of the present invention, is: one, it is when measurement raceway contact angle easy to operate, and reduce because of behaviour
Make and a possibility that gross error occur, angulation block has done opening reason on 40 °~50 ° angular ranges and solved contact angle survey
The inconvenient problem of amount reading；Two, easy to operate when measurement raceway center is high, center height can improve survey by directly reading acquisition
Also measurement accuracy rate is improved while amount efficiency；Three, angulation block is interchangeable angulation block, need to only make slide calliper rule and mating
Angulation block be can measure different size pivoting support raceway, reduce cost of manufacture；Four, raceway measuring appliance auxiliary scale part can
To install additional or dismantle as needed, without installing auxiliary scale additional when measuring single-row ball type slewing bearing；After installing auxiliary scale additional, it may be implemented pair
The measurement of double eight point contact ball slewings bearing raceway: only need one-shot measurement that double eight point contact ball slewings branch can be obtained
The multiple data for holding raceway center height, raceway contact angle, are greatly improved measurement efficiency.
In short, the advantages of measuring appliance of the present invention, is: promoting the ease for operation of pivoting support raceway measurement, it is difficult to reduce measurement
Degree；The precision of pivoting support raceway measurement is improved, gross error caused by operating reason is reduced；Improve pivoting support raceway measurement
Efficiency, the high disposable measurement in raceway contact angle and raceway center finishes；It simplifies, optimize double eight point contact ball slewings bearing
The measurement of raceway center height and contact angle.
Detailed description of the invention
Fig. 1 is the utensil at existing measurement raceway contact angle；
Fig. 2 is the high utensil in existing measurement raceway center；
Fig. 3 is the schematic diagram of the measuring appliance of raceway of the present invention；
Fig. 4 is the structural schematic diagram of main scale；
Fig. 5 is the left view of Fig. 4；
Fig. 6 is the structural schematic diagram of auxiliary scale；
Fig. 7 is the left view of Fig. 6；
Fig. 8 is the schematic diagram of one group of interchangeable angulation block；
Fig. 9 is that usage amount hornblock measurement contact angle is qualified judgement schematic diagram；
Figure 10 is that usage amount hornblock measurement contact angle is underproof judgement schematic diagram；
Figure 11 is the schematic diagram measured using raceway measuring appliance of the present invention to single pivoting support；
Figure 12 is the schematic diagram measured using raceway measuring appliance of the present invention to double pivoting support.
Specific embodiment
Embodiment 1
From Fig. 3, Fig. 4, Fig. 5 it is found that the measuring appliance of pivoting support raceway of the present invention, it includes main scale 3, and main scale 3 includes
Center high measurement device, Contact-angle measurement device；Center high measurement device includes main scale body 3.1, main cursor blade 3.2, lock-screw I
3.3, spring leaf I 3.5, Contact-angle measurement device include fixing screws I 3.6, interchangeable angulation block I 3.7, protractor mounting base I
3.8；Scale is indicated on main scale body 3.1, protractor mounting base I 3.8, protractor peace are fixedly installed above its " 0 " scale
The center of dress seat I 3.8 is aligned with " 0 " graduation mark, and interchangeable angulation block I 3.7 passes through fixing screws I 3.6 and protractor mounting base I
3.8 connection；Main cursor blade 3.2 is stuck on main scale body 3.1, has appropriate gap between front and back two sides and main scale body 3.1, thereon
Spring leaf I 3.5 is equipped between face and main scale body 3.1, lock-screw I 3.3 passes through main cursor blade 3.2 and presses spring leaf I 3.5
On main scale body 3.1.Wherein, the center of angulation block mounting base I is aligned with " 0 " graduation mark of main scale body, is in order to more convenient
Ground directly reads center height.
When measurement, lock-screw I 3.3 is unclamped, main cursor blade 3.2 can be moved along 3.1 length direction of main scale body, when
After angulation block and raceway are in close contact, moving down main cursor blade makes it concordantly, after fitting pivoting support mounting surface lock locking again
Screw I 3.3.
When measuring appliance of the present invention only has main scale, the raceway of single pivoting support can be measured.
Embodiment 2
The measuring appliance of pivoting support raceway of the present invention further includes auxiliary scale 1, and auxiliary scale 1 and main scale 3 are detachable connection, can
It is detachably connected with as pin connection, screw connection etc..
In measuring appliance of the present invention: auxiliary scale and main scale are detachable connection, so that the present invention can both measure single time
Multiple rows of pivoting support can also be measured by turning bearing, to substantially increase the use scope of measuring appliance, improve efficiency, be saved
Cost.
Embodiment 3
From Fig. 3, Fig. 6, Fig. 7 it is found that the measuring appliance of pivoting support raceway of the present invention: auxiliary scale 1 include center high measurement device,
Contact-angle measurement device；Center high measurement device includes auxiliary scale body 1.4, secondary vernier blade 1.2, lock-screw II 1.3, spring leaf II
1.5, Contact-angle measurement device includes protractor mounting base II 1.8, interchangeable angulation block II 1.7, fixing screws II 1.6；Secondary vernier
Scale is indicated on blade 1.2, angulation block mounting base II 1.8, angulation block mounting base II are fixedly installed above its " 0 " scale
1.8 center is aligned with " 0 " graduation mark, and interchangeable angulation block II 1.7 passes through fixing screws II 1.6 and protractor mounting base II
1.8 connection；Secondary vernier blade 1.2 is stuck on auxiliary scale body 1.4, has appropriate gap between front and back two sides and auxiliary scale body 1.4, thereon
Spring leaf II 1.5 is equipped between face and auxiliary scale body 1.4, lock-screw II 1.3 passes through secondary vernier blade 1.2 for spring leaf II 1.5
It is pressed on auxiliary scale body 1.4.Wherein, the center of angulation block mounting base II is aligned with " 0 " graduation mark of secondary vernier blade, be in order to
It is high more easily directly to read center.
When measurement, lock-screw II 1.3 is unclamped, secondary vernier blade 1.2 can be moved along 1.4 length direction of auxiliary scale body,
After equivalent hornblock and raceway are in close contact, then lock lock-screw II 1.3；Lock-screw I 3.3 is unclamped, main cursor blade 3.2 can
To be moved along 3.1 length direction of main scale body, after equivalent hornblock and raceway are in close contact, move down main cursor blade make it is concordant,
Lock-screw 1.3 is locked again after fitting pivoting support mounting surface.
When measuring appliance of the present invention includes main scale and an auxiliary scale, can raceway to double pivoting support disposably into
Row measurement；It, can be to more when between auxiliary scale by positioning pin connection when measuring appliance of the present invention includes main scale and multiple auxiliary scales
The raceway of line pivoting bearing disposably measures.
Embodiment 4
From Fig. 3, Fig. 4, Fig. 6 it is found that the measuring appliance of pivoting support raceway of the present invention: the head of main scale body 3.1 and auxiliary scale
There is mutually matched installation seam allowance on the head of body 1.4；When auxiliary scale 1 and main scale 3 are pin connection, the head of auxiliary scale body 1.4 is equipped with
The head of dowel hole, main scale body 3.1 is equipped with dowel hole, and positioning pin 2 is passed through from the dowel hole of the two, by 1 He of auxiliary scale
Main scale 3 is connected；The head of main scale body 3.1 and the head of auxiliary scale body 1.4 refer both to small one of scale value.
In order to guarantee precision that main scale is connect with auxiliary scale, measuring appliance of the present invention takes two kinds of structures: first is that in main scale
Installation seam allowance is both provided with body and auxiliary scale, installation seam allowance cooperates, second is that being both provided with main scale body and auxiliary scale
Dowel hole, to pass through positioning pin connection main scale and auxiliary scale.This structure prevents from generating inconsistent phenomenon between main scale and auxiliary scale, protects
Connection precision has been demonstrate,proved, has also guaranteed the accuracy of measurement.In addition, in order to more easily directly read reading, the reading of main scale body
It is continuous with the reading of auxiliary scale body.
Embodiment 5
The measuring appliance of pivoting support raceway of the present invention: main scale 3 further includes anti-loosing screw I 3.4, the tail portion of main scale body 3.1
It is provided with threaded hole, anti-loosing screw I 3.4 screws on threaded hole；Auxiliary scale 1 further includes anti-loosing screw II 1.1, auxiliary scale body 1.4
Tail portion is provided with threaded hole, and anti-loosing screw II 1.1 screws on threaded hole；The tail portion of main scale body 3.1 and the tail portion of auxiliary scale body 1.4
Refer both to one of scale value greatly.
Main cursor blade 3.2 is deviate from from main scale body 3.1 after exceeding stroke in order to prevent, and anti-loosing screw I 3.4 passes through main scale
Threaded hole with it is connect with main scale body 3.1, plays barrier effect to main cursor blade 3.2；Secondary vernier blade 1.2 in order to prevent
Beyond deviating from from auxiliary scale body 1.4 after stroke, anti-loosing screw II 1.1 is connect by the threaded hole with auxiliary scale with auxiliary scale body 1.4,
Barrier effect is played to secondary vernier blade 1.2.
Embodiment 6
Minimum indexing on main scale body 3.1 is 1mm, indicates 50 small evenly divideds, overall length on main cursor blade 3.2
49mm；Minimum indexing on auxiliary scale body 1.4 is 1mm, indicates 50 small evenly divideds, overall length 49mm on secondary vernier blade 1.2.
The combination of main scale body, auxiliary scale body and vernier blade scale, so that the high measurement in center can be as accurate as 0.02mm, from
And guarantee the accuracy of measured value.
Embodiment 7
As it can be observed in the picture that the measuring appliance of pivoting support raceway of the present invention: interchangeable angulation block II 1.7 and interchangeable angulation
Block I 3.7 is respectively made of the angulation block of one group of different size；In same group of angulation block, the outer dimension of different size angulation block
Determine that different size angulation block and the height of angulation block mounting base connecting hole are constant according to the size of pivoting support raceway.
Wherein, interchangeable angulation block II 1.7 and interchangeable angulation block I 3.7 are provided on 40 °~50 ° angular ranges
Opening.
The present invention is to the principle that contact angle measures: after the raceway completion of processing of bearing, first being rolled with marking pen
It is smeared on road, is then streaked in raceway with steel ball, the smearing trace of the position of steel ball and raceway contact can be erased, should
Region after erasing then is raceway contact line；In this way, when measuring contact angle with interchangeable angulation block, if contact line is interchangeable
The opening range of formula weight hornblock is region after erasing in the opening of angulation block, so that it may easily determine that contact angle is qualified；
It otherwise is unqualified.As shown in figure 9, raceway contact line is located in the opening of interchangeable angulation block, therefore, raceway contact angle is closed
Lattice.As shown in Figure 10, raceway contact line is not located in the opening of interchangeable angulation block, and therefore, raceway contact angle is unqualified.
Compared with existing raceway protractor, measuring appliance of the present invention is quickly seen by the way that notch is arranged on angulation block
Raceway contact line can easily, accurately judge whether the contact angle of pivoting support raceway is qualified whether in opening.Together
When, using interchangeable angulation block, make a measuring appliance that can measure the contact angle angle of different size of raceway, significantly
It improves work efficiency while also reducing production cost.
Wherein, interchangeable angulation block II 1.7 and interchangeable angulation block I 3.7 are machined with angulation block mounting groove, are stuck in
In protractor mounting base II 1.8 and protractor mounting base I 3.8.
In this way, angulation block mounting groove makes the connection between interchangeable angulation block and protractor mounting base relatively reliable, make
Interchangeable angulation block will not shake relative to blade, to further ensure the accuracy of measurement.
In measuring appliance of the present invention: the measurement accuracy of main scale and auxiliary scale is 0.02mm, and range is according to the center for supporting raceway
Height determines；The range at raceway contact angle is 10~70 °, and measurement accuracy is 2.5 °.Interchangeable angulation block manufactures a set of different rule
Lattice are to meet the needs of different raceway specifications.
Embodiment 8
The method that the present invention is measured using the measuring appliance of pivoting support raceway are as follows:
(1) when using main scale measurement single-row ball type slewing bearing, as shown in figure 11: before measurement, first selection and tested rolling
It is connected in protractor mounting base I 3.8 by fixing screws I 3.6 by the identical angulation block I 3.7 of road size, and by main trip
Scale body 3.2 is moved up more than the high a certain distance in raceway center；When measurement, angulation block I 3.7 is first placed in pivoting support raceway
In, move main cursor blade 3.2 still further below, make main cursor blade 3.2 and pivoting support mounting surface are concordant, be bonded after will fixation spiral shell
I 3.3 lockings are followed closely, fix main cursor blade 3.2 relative to 3.1 position of main scale body；Finally, raceway contact angle is from angulation block I 3.7
Upper reading, raceway center height are read from main scale body 3.1 and main cursor blade 3.2.As shown in figure 11, this single-row ball type revolution branch
Hold raceway center height be 36.20mm, raceway upper contact angle be 45 °, the lower contact angle of raceway is 47.5 °.
(2) when measuring the bearing of double eight point contact ball slewing using main scale and auxiliary scale, as shown in figure 12: before measurement,
The angulation block II 1.7 and angulation block I 3.7 of corresponding raceway specification are installed in main scale, auxiliary scale respectively first, respectively with fixed spiral shell
It follows closely II 1.6 to lock with fixing screws I 3.6, then auxiliary scale 1 is added on main scale 3 by positioning pin 2, and by main cursor blade
3.2 move up more than the high a certain distance in raceway center；When measurement, first angulation block I 3.7 is placed on pivoting support and is arranged in raceway simultaneously
It is adjacent to, then mobile be placed in of angulation block II 1.7 is arranged in raceway and be adjacent under pivoting support, lock-screw II 1.3 is locked, pair is made
Vernier blade 1.2 is fixed relative to auxiliary scale body 1.4, then moves main shifting vernier blade 3.2 downwards, is allowed to and pivoting support mounting surface
Concordantly, lock-screw I 3.5 is locked after being bonded, fixes main cursor blade 3.2 relative to 3.1 position of main scale body；On finally,
Row raceway contact angle is read from angulation block I 3.7, and lower row's raceway contact angle is read from angulation block II 1.7, upper row's raceway center
Height is read from main scale body 3.1 and main cursor blade 3.2, and lower row's raceway center height is from auxiliary scale body 1.4 and secondary vernier blade 1.2
Reading.As shown in figure 12, this double ball-type slewing bearing raceway: the center height for above arranging raceway is 37.26mm, in lower row's raceway
Heart height is 74.76mm (37.26+37.5), the high difference in row raceway center is the upper contact angle of 37.50mm, upper row's raceway up and down
It is 42.5 °, the lower contact angle of upper row's raceway is 47.5 °, the upper contact angle of lower row's raceway is the lower contact of 47.5 °, lower row's raceway
Angle is 45 °.It is therefore seen that 7 data can be obtained once, measurement efficiency is greatly improved.
From the above, it can be seen that the advantages of measuring appliance of raceway of the present invention major embodiment is in the following areas:
(1) when measuring raceway contact angle using the measuring appliance of raceway of the present invention, without leaning on the auxiliary of block, operation side is measured
Just, it and reduces and a possibility that gross error occurs because of operation；Simultaneously as the angulation block on measuring appliance is at 40 °~50 °
Opening processing (under normal conditions, pivoting support raceway contact angle requirement is 45 ° ± 5 °) is done on angular range, at contact line
In that can illustrate that raceway contact angle is qualification in opening range, to solve the problems, such as that Contact-angle measurement reading is inconvenient.Therefore,
Measure quick, accuracy of judgement.
(2) when high using the measuring appliance measurement raceway center of raceway of the present invention, without the auxiliary of steel ball, operation side is measured
Just, center height can not need to be calculated again, measurement is also improved while improving measurement efficiency by directly reading acquisition
Accuracy rate.
(3) angulation block is interchangeable angulation block, using interchangeability principle, detachable, replacement；Only need to make a slide calliper rule and
Matched angulation block is the pivoting support raceway that can measure different size, several card without the raceway production for different size
Ruler reduces cost of manufacture；Meanwhile when equivalent hornblock appearance abrasion or even damage, angulation block is also only needed to change, reduces and repairs
Cost improves working efficiency.
(4) raceway measuring appliance auxiliary scale part can according to need installation or disassembly, when measuring single-row ball type slewing bearing
Without installing auxiliary scale additional, avoids long blade bring inconvenient, raceway center height and raceway contact angle can be measured simultaneously；Add
After filling auxiliary scale, the measurement for supporting raceway to double eight point contact ball slewing may be implemented: only needing one-shot measurement can be obtained double
Arrange upper row's raceway center height, upper row's raceway contact angle, the lower row's raceway center height, lower row's raceway of the bearing of eight point contact ball slewings
Contact angle, up and down multiple data such as row's high difference in raceway center, are greatly improved measurement efficiency.Also, the present invention not office
It is limited to the structure of a main scale and an auxiliary scale shown in the drawings, can be the combination of a main scale and multiple auxiliary scales, thus
Raceway center height and the raceway contact angle of more line pivoting bearings can be measured.
Therefore, measuring appliance of the present invention can extremely easily measure raceway center height and raceway contact angle simultaneously, save
The operation repeatedly measured is gone, measurement accuracy and measurement efficiency are improved, reduces production cost.
Claims (10)
1. the measuring appliance of pivoting support raceway, it includes main scale (3), and main scale (3) includes center high measurement device, Contact-angle measurement
Device；Center high measurement device includes main scale body (3.1), main cursor blade (3.2), lock-screw I (3.3), spring leaf I (3.5), is connect
Ductilimeter includes fixing screws I (3.6), interchangeable angulation block I (3.7), protractor mounting base I (3.8)；Main scale body
(3.1) scale is indicated on, is fixedly installed protractor mounting base I (3.8), protractor mounting base I above its " 0 " scale
(3.8) center is aligned with " 0 " graduation mark, and interchangeable angulation block I (3.7) passes through fixing screws I (3.6) and protractor mounting base
I (3.8) connection；Main cursor blade (3.2) is stuck on main scale body (3.1), and there have between front and back two sides and main scale body (3.1) to be appropriate
Gap, is equipped with spring leaf I (3.5) between main scale body (3.1) above, and lock-screw I (3.3) passes through main cursor blade
(3.2) spring leaf I (3.5) is pressed on main scale body (3.1).
2. measuring appliance according to claim 1, it is characterized in that: measuring appliance further includes auxiliary scale (1), auxiliary scale (1) and master
Ruler (3) is detachable connection, and detachable connection is pin connection, screw connection etc..
3. measuring appliance according to claim 2, it is characterized in that: auxiliary scale (1) includes center high measurement device, Contact-angle measurement
Device；Center high measurement device includes auxiliary scale body (1.4), secondary vernier blade (1.2), lock-screw II (1.3), spring leaf II (1.5),
Contact-angle measurement device includes protractor mounting base II (1.8), interchangeable angulation block II (1.7), fixing screws II (1.6)；Pair trip
Scale body indicates scale on (1.2), and angulation block mounting base II (1.8), angulation block peace are fixedly installed above its " 0 " scale
The center of dress seat II (1.8) is aligned with " 0 " graduation mark, and interchangeable angulation block II (1.7) passes through fixing screws II (1.6) and angulation
Device mounting base II (1.8) connection；Secondary vernier blade (1.2) is stuck on auxiliary scale body (1.4), front and back two sides and auxiliary scale body (1.4)
Between have appropriate gap, spring leaf II (1.5) is equipped with auxiliary scale body (1.4) between above, lock-screw II (1.3) passes through secondary
Spring leaf II (1.5) is pressed on auxiliary scale body (1.4) by vernier blade (1.2).
4. measuring appliance according to claim 3, it is characterized in that: the head on the head of main scale body (3.1) and auxiliary scale body (1.4)
There is mutually matched installation seam allowance in portion；When auxiliary scale (1) and main scale (3) is pin connection, the head of auxiliary scale body (1.4) is equipped with positioning
The head of pin hole, main scale body (3.1) is equipped with dowel hole, and positioning pin (2) is passed through from the dowel hole of the two, by auxiliary scale (1)
It is connected with main scale (3)；The head of main scale body (3.1) and the head of auxiliary scale body (1.4) refer both to small one of scale value.
5. measuring appliance according to claim 3, it is characterized in that: main scale (3) further includes anti-loosing screw I (3.4), main scale body
(3.1) tail portion is provided with threaded hole, and anti-loosing screw I (3.4) screws on threaded hole；Auxiliary scale (1) further includes anti-loosing screw II
(1.1), the tail portion of auxiliary scale body (1.4) is provided with threaded hole, and anti-loosing screw II (1.1) screws on threaded hole；Main scale body (3.1)
Tail portion and the tail portion of auxiliary scale body (1.4) refer both to big one of scale value.
6. measuring appliance according to claim 3, it is characterized in that: the minimum indexing on main scale body (3.1) is 1mm, main trip
50 small evenly divideds, overall length 49mm are indicated on scale body (3.2)；Minimum indexing on auxiliary scale body (1.4) is 1mm, pair trip
50 small evenly divideds, overall length 49mm are indicated on scale body (1.2).
7. measuring appliance according to claim 1 or 3, it is characterized in that: interchangeable angulation block II (1.7) and interchangeable angulation
Block I (3.7) is respectively made of the angulation block of one group of different size；In same group of angulation block, the shape ruler of different size angulation block
It is very little to determine that different size angulation block and the height of angulation block mounting base connecting hole are constant according to the size of pivoting support raceway.
8. measuring appliance according to claim 7, it is characterized in that: interchangeable angulation block II (1.7) and interchangeable angulation block I
(3.7) opening is provided on 40 °~50 ° angular ranges.
9. measuring appliance according to claim 7, it is characterized in that: interchangeable angulation block II (1.7) and interchangeable angulation block I
(3.7) it is machined with angulation block mounting groove, is stuck in protractor mounting base II (1.8) and protractor mounting base I (3.8).
10. the method measured using according to claim 1-9 any measuring appliances, it is characterized in that:
(1) when using main scale measurement single-row ball type slewing bearing: before measurement, first selecting amount identical with tested raceway size
It is connected in protractor mounting base I (3.8) by fixing screws I (3.6) by hornblock I (3.7), and by main cursor blade
(3.2) it moves up more than the high a certain distance in raceway center；When measurement, first angulation block I (3.7) is placed in pivoting support raceway,
Move main cursor blade (3.2) still further below, make main cursor blade (3.2) and pivoting support mounting surface are concordant, be bonded after will fix
Screw I (3.3) locking, fixes main cursor blade (3.2) relative to main scale body (3.1) position；Finally, raceway contact angle is from amount
It is read on hornblock I (3.7), raceway center height is read from main scale body (3.1) and main cursor blade (3.2)；
(2) when measuring double eight point contact ball slewing using main scale and auxiliary scale and supporting: before measurement, first respectively main scale,
The angulation block II (1.7) and angulation block I (3.7) that corresponding raceway specification is installed with auxiliary scale, use fixing screws II (1.6) respectively
It locks with fixing screws I (3.6), then auxiliary scale (1) is added on main scale (3) by positioning pin (2), and by main cursor blade
(3.2) it moves up more than the high a certain distance in raceway center；When measurement, first angulation block I (3.7) is placed on pivoting support and arranges raceway
In and be adjacent to, then angulation block II (1.7) mobile be placed in is arranged in raceway and is adjacent under pivoting support, by lock-screw II (1.3)
Locking keeps secondary vernier blade (1.2) fixed relative to auxiliary scale body (1.4), then moves main shifting vernier blade (3.2) downwards, be allowed to
With pivoting support mounting surface it is concordant, be bonded after by lock-screw I (3.5) locking, make main cursor blade (3.2) relative to main scale body
(3.1) position is fixed；Finally, upper row's raceway contact angle is read from angulation block I (3.7), lower row's raceway contact angle is from angulation block
It is read on II (1.7), upper row's raceway center height is read from main scale body (3.1) and main cursor blade (3.2), lower row's raceway center
Height is read from auxiliary scale body (1.4) and secondary vernier blade (1.2).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910500900.5A CN110174040B (en) | 2019-06-11 | 2019-06-11 | Measuring device for slewing bearing raceway and method for measuring by using measuring device |
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| CN201910500900.5A CN110174040B (en) | 2019-06-11 | 2019-06-11 | Measuring device for slewing bearing raceway and method for measuring by using measuring device |
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| CN110174040B CN110174040B (en) | 2024-07-09 |
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| CN110671988A (en) * | 2019-11-08 | 2020-01-10 | 索特传动设备有限公司 | Measuring device for slewing bearing raceway |
| CN113137905A (en) * | 2021-05-27 | 2021-07-20 | 烟台浩阳机械有限公司 | Raceway shape and contact point detection device |
| CN113607019A (en) * | 2021-09-06 | 2021-11-05 | 东北林业大学 | A new type of vernier caliper |
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| Publication number | Publication date |
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| CN110174040B (en) | 2024-07-09 |
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