CN108801122A - A kind of application method of hemisphere valve sphere eccentric measuring set - Google Patents
A kind of application method of hemisphere valve sphere eccentric measuring set Download PDFInfo
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- CN108801122A CN108801122A CN201810624322.1A CN201810624322A CN108801122A CN 108801122 A CN108801122 A CN 108801122A CN 201810624322 A CN201810624322 A CN 201810624322A CN 108801122 A CN108801122 A CN 108801122A
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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
- G01B5/25—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
- G01B5/252—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes for measuring eccentricity, i.e. lateral shift between two parallel axes
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
A kind of application method of hemisphere valve sphere eccentric measuring set, it is made of babinet, shaft, support plate and component for hemisphere valve sphere to be fixedly mounted including hemisphere valve sphere eccentric measuring set, gear drives 90 ° of rotations of support plate, when datum plate is horizontally situated, using common height gauge can measuring basis plate to locating ring peak distance L, the diameter number 2r of known bits ring and the axis of support plate guide ledges are datum H at a distance from datum plate, you can calculate eccentricity D=H- of hemisphere valve sphere（L-r）.It measures more rapidly, more precisely, operating process does not need special professional and special operating method, and common plant personnel can use so that measure and have more versatility.
Description
Technical field
The present invention relates to making for a kind of application method of measuring device, especially a kind of hemisphere valve sphere eccentric measuring set
Use method.
Background technology
Ash discharging system on hemisphere valve arrangement use bias-wedging principle.Sphere, sealing surface of seat and the valve shaft centre of gyration
Between carry eccentricity, this eccentric effect is to realize that self-locking, sealing pair are hardly contacted in the overall process of keying, is only being opened
The moment closed can just contact and lock consolidation now seals, and eccentric reasonable selection makes Self-locking angle be less than sassafras angle of rubbing, Self-locking angle choosing
Too small close is easy, and opens exceptionally poverty-stricken difficulty, angle choosing is big, though opening force is small, close moment rapidly increases, therefore rational eccentricity
It is most important.
Currently, the inspection of the eccentricity after completing for hemisphere there is no not only reliable, accurate but also easy detection hand
Section.Generally using it is more be three-coordinates measuring machine, three-coordinates measuring machine is accurate detection device, it is necessary first to professional
It operates on it and safeguards, then have because equipment cannot move, therefore sphere cannot measure nearby so that measuring has limitation
Property.Additionally, due to the special construction of hemisphere valve sphere, when using three-coordinates measuring machine, need to make dedicated auxiliary clamp
The gauge head of three-coordinates measuring machine is facilitated to find out test point, the quality of auxiliary clamp design directly affects the precision of detection, meanwhile,
The clamping of auxiliary clamp tunes up the precision that can all directly affect measurement when measurement, therefore, measure hemisphere using three coordinate detectors
The accuracy of valve sphere eccentricity can not ensure.
Invention content
The shortcomings that in order to overcome existing detection device, the present invention provide reliably, accurately, flexibly, conveniently, and common personnel are
The application method of operable hemisphere valve sphere eccentric measuring set.
The technical solution adopted by the present invention to solve the technical problems is a kind of user of hemisphere valve sphere eccentric measuring set
Method, hemisphere valve sphere eccentric measuring set include babinet, and box bilateral wall is equipped with axis hole, and shaft runs through axis hole, shaft one end
The shaft shoulder abutted with axis hole, and axial limiting is carried out by axle portion end cap, the other end is fixedly connected with gear, gear
Drive shaft rotation；Shaft runs through support plate bottom pedestal while through axis hole, and pedestal is fixedly connected with shaft, shaft band
Dynamic support plate rotation；Bearing is installed, bearing adjusts self-position by sliding on the supporting plate, and bearing is according to half in support plate
Ball for ball valve size adjustment position makes it be abutted with hemisphere valve sphere inner surface, then is fixed by fastener and support plate, bearing
It is fixedly connected by fixing device with hemisphere valve sphere；Supporting rod is also equipped in support plate, supporting rod is by sliding adjustment certainly
Body position, the position and height for adjusting supporting rod make it be abutted with the flat surface of semisphere valve outer surface of spheroid, then pass through fastening
Part fixes supporting rod and support plate；The side fixed reference plate of support plate, datum plate are equipped with perpendicular to support plate, datum plate
Ruler is smoothed, smoothing ruler is fixedly connected on by movable fixture on datum plate, and smoothing ruler is adjusted by the opposite sliding with datum plate
Whole self-position so that locating ring is installed between smoothing ruler bottom face and semisphere valve ball seal face.
Fixing device includes mandrel, and mandrel is equipped with conical surface boss, mandrel be inserted into the drive shaft axis hole of hemisphere valve sphere with
And in the threaded hole on bearing, circular cone self-centering principle is utilized so that the axis of threaded hole, the drive shaft axis of hemisphere valve sphere
The axis in hole and the axis of mandrel, three lines overlap.
The upper surface of support plate is equipped with guide ledges, and rest base, which is equipped with, is oriented to groove, guide ledges and guiding groove phase
Cooperation is so that bearing is equipped with T shapes in support plate surface sliding on the position that the upper surface of support plate is located at guide ledges both sides
Slot, T-slot are parallel to guide ledges, tommyhead bolt are arranged in T-slot, tommyhead bolt runs through bearing, and is fastened by nut.
The axis of the drive shaft axis hole of hemisphere valve sphere is overlapped with the holding of the axis of the guide ledges of support plate.
Post upper connects adjusting nut and lock nut, and adjusting the height of adjusting nut and tightening lock nut makes
It is abutted with the flat surface of semisphere valve outer surface of spheroid.
Groove is equipped on the position that the upper surface of support plate is located at guide ledges both sides, texturearunaperpendicular in guide ledges,
Nut is equipped in groove, supporting rod bottom end carries external screw thread, and the bottom end of supporting rod connect with nut and tightens fixation by nut.
Datum plate, which is equipped with, is oriented to groove and pilot hole, is oriented in groove and is equipped with guide runner, guide runner is being oriented to
It is moved in slot, square hole is set on guide runner, and smoothing ruler runs through square hole and pilot hole, and is fixed by fastener, smooths ruler
Adjustment position is moved left and right in square hole and pilot hole, and guide runner is followed to move up and down adjustment position in guide groove
It sets.
Auxiliary rod is fixedly connected with by hand screw on smoothing ruler, auxiliary rod adjusts position by being rotated around hand screw
It sets, the confined planes at auxiliary rod both ends are abutted with locating ring, ensure that locating ring coordinates with semisphere valve ball seal face.
The position of locating ring is adjusted, ensures that semisphere valve ball centre line is overlapped with locating ring center line.
On box bilateral wall be fixedly mounted two limiting stands, limiting stand in same level, the lower surface of support plate with
The upper surface of limiting stand abuts, and ensures that support plate is horizontally situated；When support plate turns to vertical position from horizontal position,
The lower surface of datum plate is abutted with the upper surface of limiting stand, ensures that datum plate is horizontally situated.
The bottom of box is equipped with idler wheel.
Gear is rotated, drives shaft rotation, and then support plate is driven to be rotated by 90 °, at this point, support plate is positioned at vertical
Position, datum plate are horizontally situated, by height gauge be placed in the plane of datum plate can measuring basis plate to locating ring most
The distance L of high point, a diameter of 2r of locating ring, the i.e. radius of locating ring are r, therefore, semisphere valve ball centre line to datum plate
Distance N=L-r；The axis of guide ledges is H, the i.e. axis and base of the drive shaft axis hole of hemisphere valve sphere at a distance from datum plate
The distance of quasi- plate 21 is datum H, therefore eccentricity D=H- of hemisphere valve sphere（L-r）.
The beneficial effects of the invention are as follows：
1, gear drives 90 ° of rotations of support plate, when datum plate is horizontally situated, can be surveyed using common height gauge
Distance L of the amount datum plate to locating ring peak, on the one hand, when due to installation hemisphere valve sphere, semisphere valve ball centre line
It is overlapped with locating ring center line, and a diameter of datum 2r of locating ring, that is, the radius of locating ring is r, therefore, hemisphere valve ball
Distance N=L-r of the body center line to datum plate；When on the other hand, due to installation hemisphere valve sphere, the axis of drive shaft axis hole
It is overlapped with the holding of the axis of the guide ledges of support plate, and the axis of guide ledges is datum H at a distance from datum plate, also
The axis for being drive shaft axis hole is datum H at a distance from datum plate, therefore eccentricity D=H- of hemisphere valve sphere（L-r）.
2, it is measured using the present invention, measured data only has distance L of the datum plate to locating ring peak, other are
Datum so that variable is reduced, and error reduces.
3, measuring device to measure more rapidly, and more precisely, operating process does not need special professional and special behaviour
Make method, common plant personnel can use so that measure and have more versatility.
4, the bottom of box installation idler wheel after, can measuring device be moved freely, processing site can with In situ Measurement,
It is easy to use, save manpower and materials.
Description of the drawings
Fig. 1 is the structural schematic diagram of embodiment,
Fig. 2 is the left view of Fig. 1.
In figure：1. babinet；2. shaft；3. axle portion end cap；4. gear；5. pedestal；6. support plate；7.
Seat；8. hemisphere valve sphere；9. guide ledges；10. T-slot；11. tommyhead bolt；12. mandrel；13. conical surface boss；14.
Drive shaft axis hole；15. threaded hole；16. supporting rod；17. adjusting nut；18. lock nut；19. flat surface；20. recessed
Slot；21. datum plate；22. smoothing ruler 2；23. locating ring；24. semisphere valve ball seal face；25. guide groove；26. being oriented to
Hole；27. guide runner；28. square hole；29. auxiliary rod；30. hand screw；31. confined planes；32. limiting stand；33. rolling
Wheel.
Specific implementation mode
As shown in Figure 1, 2, a kind of application method of hemisphere valve sphere eccentric measuring set, hemisphere valve sphere eccentric measuring set packet
It including including babinet 1,1 two side of babinet is equipped with axis hole, and shaft 2 runs through axis hole, and the shaft shoulder of 2 one end of shaft is abutted with axis hole, and
Axial limiting is carried out by axle portion end cap 3, the other end is fixedly connected with gear 4, and gear 4 drives shaft 2 to rotate；Turn
Axis 2 runs through 6 bottom base 5 of support plate while through axis hole, and pedestal 5 is fixedly connected with shaft 2, and shaft drives support plate 6
Rotation；Bearing 7 is installed, bearing 7 adjusts self-position in support plate 6 by sliding, and bearing 7 is according to hemisphere in support plate 6
8 size of valve sphere adjustment position makes it be abutted with 8 inner surface of hemisphere valve sphere, then is fixed by fastener and support plate 6, this reality
It applies in example, the upper surface of support plate 6 is equipped with guide ledges 9, and 7 bottom of bearing, which is equipped with, is oriented to groove, guide ledges 9 and guiding groove
It matches so that bearing slides on 6 surface of support plate, equipped with T on the position that the upper surface of support plate is located at guide ledges both sides
Shape slot 10, T-slot 10 are parallel to guide ledges 9, tommyhead bolt 11 are arranged in T-slot 10, tommyhead bolt 11 runs through bearing 7, and leads to
Cross nut fastening；Bearing 7 is fixedly connected with hemisphere valve sphere 8 by fixing device, and the fixing device in this implementation includes mandrel
12, mandrel 12 is equipped with conical surface boss 13, and mandrel 12 is inserted into the screw thread in the drive shaft axis hole 14 of hemisphere valve sphere 8 and on bearing
In hole 15, utilize circular cone self-centering principle so that the axis of threaded hole 15, the drive shaft axis hole 14 of hemisphere valve sphere 8 axis
The axis of line and mandrel 12, three lines overlap, and the surface of the axis positioned at guide ledges 9；Branch is also equipped in support plate 6
Strut 16, supporting rod 16 adjust self-position by sliding, and the position and height for adjusting supporting rod 16 make itself and hemisphere valve ball
The flat surface 19 of external surface abuts, then is fixed supporting rod 16 and support plate 6 by fastener, in the present embodiment, supporting rod
16 upper ends connect adjusting nut 17 and lock nut 18, adjust the height of adjusting nut 17 and tighten lock nut 18 make its with
The flat surface 19 of 8 outer surface of hemisphere valve sphere abuts, and is set on the position that the upper surface of support plate 6 is located at 9 both sides of guide ledges
Fluted 20, groove 20 is equipped with nut in guide ledges 9, groove 20, and 16 bottom end of supporting rod carries external screw thread, supporting rod
16 bottom end connect with nut and tightens fixation by nut；The side fixed reference plate 21 of support plate 6, datum plate 21 perpendicular to
Support plate 6, datum plate 21 are equipped with smoothing ruler 22, and smoothing ruler 22 is fixedly connected on by movable fixture on datum plate 21, school
Leveling ruler 22 passes through the opposite sliding adjustment self-position with datum plate 21 so that locating ring 23 be installed on smoothing 22 bottom face of ruler with
And between semisphere valve ball seal face 24, in the present embodiment, datum plate 21, which is equipped with, is oriented to groove 25 and pilot hole 26, is oriented to
Guide runner 27 is equipped in groove 25, guide runner 27 moves in guide groove 25, and square hole 28, smoothing are arranged on guide runner 27
Ruler 22 runs through square hole 28 and pilot hole 26, and is fixed by fastener, and smoothing ruler 22 is left in square hole 28 and pilot hole 26
Adjustment position is moved right, and guide runner 27 is followed to move up and down adjustment position in guide groove 25.
Further, it smooths and auxiliary rod 29 is fixedly connected with by hand screw 30 on ruler 22, auxiliary rod 29 is twisted by thorny
Screw 30 rotates to adjust position, and the confined planes 31 at 29 both ends of auxiliary rod are abutted with locating ring 23, ensures locating ring 23 and hemisphere
Valve sphere sealing surface 24 coordinates, and ensures the stability of locating ring 23.
Further, on 1 two side of babinet be fixedly mounted two limiting stands 32, limiting stand 32 in same level,
The lower surface of support plate 6 is abutted with the upper surface of limiting stand 32, ensures that support plate 6 is horizontally situated；When support 6 plates from level
When position turns to vertical position, the lower surface of datum plate 21 is abutted with the upper surface of limiting stand 32, ensures that datum plate 21 is located at
Horizontal position.
Further, 1 bottom of babinet is equipped with idler wheel 33, is moved convenient for measuring device.
In use, after hemisphere valve sphere 8 is installed in support plate 6, by gear 4, shaft 2 is driven to rotate, into
And support plate 6 is driven to be rotated by 90 °, such as the dotted line position of Fig. 2, at this point, support plate 6 is located at vertical position, datum plate 21 is located at water
Prosposition is set, by height gauge be placed in the plane of datum plate can measuring basis plate 21 to 23 peak of locating ring distance L, one
Aspect, when due to installation hemisphere valve sphere 8,8 center line of hemisphere valve sphere is overlapped with 23 center line of locating ring, and locating ring 23
A diameter of datum 2r, that is, locating ring 23 radius be r, therefore, the distance of 8 center line of hemisphere valve sphere to datum plate 21
N=L-r；When on the other hand, due to installation hemisphere valve sphere 8, the axis of drive shaft axis hole 14 and the guide ledges 9 of support plate 6
Axis keep overlapping, and the axis of guide ledges 9 is datum H, that is, drive shaft axis hole 14 with datum plate 21 at a distance from
Axis be datum H, therefore eccentricity D=H- of hemisphere valve sphere at a distance from datum plate 21（L-r）.
Claims (12)
1. a kind of application method of hemisphere valve sphere eccentric measuring set, it is characterised in that：Hemisphere valve sphere eccentric measuring set
Including babinet, box bilateral wall is equipped with axis hole, and shaft runs through axis hole, and the shaft shoulder of shaft one end is abutted with axis hole, and passes through axis
Portion's end cap carries out axial limiting, and the other end is fixedly connected with gear, and gear drives shaft rotation；The shaft is being passed through
Run through support plate bottom pedestal while wearing axis hole, the pedestal is fixedly connected with shaft, and shaft drives support plate rotation；It is described
Bearing is installed, bearing adjusts self-position by sliding on the supporting plate, and the bearing is according to hemisphere valve sphere in support plate
Size adjustment position makes it be abutted with hemisphere valve sphere inner surface, then is fixed by fastener and support plate, the bearing and half
Ball for ball valve is fixedly connected by fixing device；Supporting rod is also equipped in the support plate, the supporting rod is adjusted by sliding
Whole self-position, the position and height for adjusting supporting rod make it be abutted with the flat surface of semisphere valve outer surface of spheroid, then pass through
Fastener fixes supporting rod and support plate；The side fixed reference plate of the support plate, datum plate perpendicular to the support plate,
The datum plate be equipped with smoothing ruler, smoothing ruler be fixedly connected on datum plate by movable fixture, smoothing ruler by with base
The opposite sliding adjustment self-position of quasi- plate so that locating ring be installed on smoothing ruler bottom face and semisphere valve ball seal face it
Between.
2. the application method of hemisphere valve sphere eccentric measuring set as described in claim 1, it is characterised in that：The fixed dress
It sets including mandrel, the mandrel is equipped with conical surface boss, and mandrel is inserted into the drive shaft axis hole of the hemisphere valve sphere and described
In threaded hole on bearing, utilize circular cone self-centering principle so that the axis of threaded hole, the hemisphere valve sphere drive shaft
The axis of axis hole and the axis of mandrel, three lines overlap.
3. the application method of hemisphere valve sphere eccentric measuring set as claimed in claim 1 or 2, it is characterised in that：The branch
The upper surface of fagging is equipped with guide ledges, and the rest base, which is equipped with, is oriented to groove, the guide ledges and the guiding groove
It matches so that bearing is equipped with T in support plate surface sliding on the position that the upper surface of support plate is located at guide ledges both sides
Shape slot, T-slot are parallel to the guide ledges, tommyhead bolt are arranged in the T-slot, tommyhead bolt runs through the bearing, and leads to
Cross nut fastening.
4. the application method of hemisphere valve sphere eccentric measuring set as claimed in claim 3, it is characterised in that：The semisphere valve
The axis of the drive shaft axis hole of sphere is overlapped with the holding of the axis of the guide ledges of the support plate.
5. the application method of hemisphere valve sphere eccentric measuring set as described in claim 1, it is characterised in that：The supporting rod
Upper end connects adjusting nut and lock nut, and adjusting the height of adjusting nut and tightening lock nut makes itself and hemisphere valve sphere
The flat surface of outer surface abuts.
6. the application method of the hemisphere valve sphere eccentric measuring set as described in claim 1 or 5, it is characterised in that：It is supporting
The position that the upper surface of plate is located at guide ledges both sides is equipped with groove, and texturearunaperpendicular is in the guide ledges, the groove
Equipped with nut, the supporting rod bottom end carries external screw thread, and the bottom end of the supporting rod connect with nut and tightened by nut solid
It is fixed.
7. the application method of hemisphere valve sphere eccentric measuring set as described in claim 1, it is characterised in that：The datum plate
It is equipped with and is oriented to groove and pilot hole, be equipped with guide runner in the guiding groove, guide runner is moved in guide groove, led
Square hole is set on sliding block, smoothing ruler runs through the square hole and pilot hole, and is fixed by fastener, smoothing ruler square hole with
And adjustment position is moved left and right in pilot hole, and guide runner is followed to move up and down adjustment position in guide groove.
8. the application method of hemisphere valve sphere eccentric measuring set as claimed in claim 7, it is characterised in that：The smoothing ruler
Upper to be fixedly connected with auxiliary rod by hand screw, the auxiliary rod adjusts position, the auxiliary by being rotated around hand screw
The confined planes at bar both ends are abutted with locating ring, ensure that locating ring coordinates with semisphere valve ball seal face.
9. the application method of hemisphere valve sphere eccentric measuring set as claimed in claim 7 or 8, it is characterised in that：Adjustment institute
The position of locating ring is stated, ensures that semisphere valve ball centre line is overlapped with locating ring center line.
10. the application method of hemisphere valve sphere eccentric measuring set as described in claim 1, it is characterised in that：The babinet
Two limiting stands are fixedly mounted on two side, the limiting stand is in same level, the lower surface of the support plate and limit
The upper surface of platform abuts, and ensures that support plate is horizontally situated；It is described when support plate turns to vertical position from horizontal position
The lower surface of datum plate is abutted with the upper surface of limiting stand, ensures that datum plate is horizontally situated.
11. the application method of the hemisphere valve sphere eccentric measuring set as described in claim 1 or 10, it is characterised in that：It is described
The bottom of box is equipped with idler wheel.
12. the application method of hemisphere valve sphere eccentric measuring set as claimed in claim 3, it is characterised in that：Described in rotation
Gear drives the shaft to rotate, and then the support plate is driven to be rotated by 90 °, at this point, support plate is located at vertical position,
Datum plate is horizontally situated, and height gauge is placed in the plane of the datum plate and can measure the datum plate to described fixed
The radius of the distance L of position ring peak, a diameter of 2r of the locating ring, i.e., the described locating ring are r, therefore, in hemisphere valve sphere
Distance N=L-r of the heart line to datum plate；The axis of the guide ledges is H, i.e. hemisphere valve sphere at a distance from the datum plate
Drive shaft axis hole axis be datum H, therefore eccentricity D=H- of hemisphere valve sphere at a distance from the datum plate 21（L-r）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810624322.1A CN108801122B (en) | 2018-06-16 | 2018-06-16 | Use method of hemispherical valve sphere eccentricity measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810624322.1A CN108801122B (en) | 2018-06-16 | 2018-06-16 | Use method of hemispherical valve sphere eccentricity measuring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108801122A true CN108801122A (en) | 2018-11-13 |
| CN108801122B CN108801122B (en) | 2020-08-07 |
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ID=64086763
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810624322.1A Active CN108801122B (en) | 2018-06-16 | 2018-06-16 | Use method of hemispherical valve sphere eccentricity measuring device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111307103A (en) * | 2019-10-30 | 2020-06-19 | 安徽中斯特流体设备有限公司 | Hemisphere valve spheroid eccentric measurement device |
| CN112504095A (en) * | 2020-12-28 | 2021-03-16 | 齐重数控装备股份有限公司 | Method for detecting parallelism of ram movement of eccentric tool rest on rotary axis of workbench |
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