CN106595451A - Coaxiality detection device and method - Google Patents
Coaxiality detection device and method Download PDFInfo
- Publication number
- CN106595451A CN106595451A CN201710067262.3A CN201710067262A CN106595451A CN 106595451 A CN106595451 A CN 106595451A CN 201710067262 A CN201710067262 A CN 201710067262A CN 106595451 A CN106595451 A CN 106595451A
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- Prior art keywords
- detection device
- hold assembly
- main body
- curved portions
- axiality detection
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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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention provides a coaxiality detection device and method; the coaxiality detection device comprises a body, a plurality of clamp parts connected with the body, and an adjusting part, wherein the clamp parts comprise two fixed clamp parts and an adjustable clamp part; the fixed clamp parts are connected on the body at an interval; the adjustable clamp part is connected with the body through the adjusting part; when the shaft body penetrates the center of the body, the adjusting part can adjust the distance between the adjustable clamp part and the shaft body, thus allowing the plurality of clamp parts to hold the shaft body. The advantages are that the device is simple in structure and easy to install; the device and method can detect difficult-rotating heavy type shafts or large-scale shafts, thus saving time cost and labor cost in detection.
Description
Technical field
The present invention relates to a kind of detection means and method, more particularly to a kind of detection means for detecting the axiality of axle
And method.
Background technology
In existing giant mechanical and electrical equipment, motor is usually adopted to provide power for other devices.In motor and work
There may be between industry device between multiple drive disk assemblies, and these drive disk assemblies and motor and apparatus for work and be driven
Typically it is attached using shaft coupling between part, to enter action edge transmission.For example, in engine or conveyer, they
Driving means such as motor, coupler, brake and reductor will be connected in turn by shaft coupling.Shaft coupling can
To compensate the relative displacement between two axles, play a part of buffering, vibration damping and security protection.Hereby it is ensured that between each shaft coupling
With accurate axiality.But due to the limitation of modern crafts, result in axis body 1 produces position with actual rotation axis
On coaxiality error e (as shown in Figure 1).When this coaxiality error e is excessive, the rotation position of axis body 1 is incorrect and makes
More additional forces will be born on bearing, thus will seriously reduce the service life of axis body 1, and be added between fast axle and bearing
The abrasion of seal, easily occurs omitting phenomenon.Additionally, this coaxiality error e is excessive to also result in machine vibration, noise increases
Plus energy ezpenditure increase etc. harmful effect.
In the method for traditional detection axiality, such as detect between turbine wheel shaft and dead eye in turbine and worm structure
During axiality, generally require by dial gauge to detect axiality.Wherein, dial gauge is arranged into turbine by modes such as magnetic force
On the diameter of axle of axle, wherein a tester is rotated worm screw with manpower, the change of pointer on another tester's observation dial gauge,
And make in real time adjustment.But, such detection mode needs rotary shaft to detect axiality, it is impossible to which enough detections are difficult rotation
Axle axiality (that is, large-scale or heavy axle).Further, since Modern Large electric equipment is complex, including various
The axle of the different diameters of axle and length, and can not conveniently and simply detect in above-mentioned traditional using method the different diameters of axle and
Axiality on one major axis on diverse location, this can considerably increase human cost, time cost and manufacturing cost.
The content of the invention
For above-mentioned technical problem, the invention provides a kind of device and method for detecting axiality, for solving
Occur in existing axiality detection device can not detect the different diameters of axle using a kind of detection means, the diverse location on an axle
Axiality, and take time and effort manufacture detection means high cost problem.
The goal of the invention of the present invention is realized by following technical proposals：
One technical scheme of the present invention provides a kind of axiality detection device, and it includes：What main body and main body connected
Multiple hold assemblies and adjustment part, wherein, multiple hold assemblies include two fixed clamp members and an adjustable clamping
Part, fixed clamp member compartment of terrain is connected in main body, and adjustable hold assembly is connected by adjustment part with main body, works as axle
When body passes through the center of main body, by adjusting the distance between the adjustable hold assembly of part adjustment and axis body so that multiple folders
Hold part and clamp axis body.
The axiality detection device that said one technical scheme of the invention is provided, wherein, main body includes the first arc
Shape portion, the second curved portions and U-shaped portion, the first curved portions and the second curved portions connect, U-shaped portion respectively with the first curved portions and the
Two curved portions connect, the first curved portions of connection, and the second curved portions and U-shaped portion form hollow ring main body.
The axiality detection device that said one technical scheme of the invention is provided, wherein, adjustment part includes sliding
Lever body and rotary shaft, through hole of the rotary shaft by the second curved portions at U-shaped portion is fixed in main body, and the one of the slip body of rod
End is connected in main body by rotary shaft, and the other end of the slip body of rod is connected on adjustable hold assembly.
The axiality detection device that said one technical scheme of the invention is provided, wherein, the first curved portions and the
The junction of two curved portions is provided with mounting groove, for installing detecting instrument.
The axiality detection device that said one technical scheme of the invention is provided, wherein, the first curved portions and the
Two curved portions are respectively arranged with jut and the through hole through jut at mounting groove, for installing fixed clamp member.
The axiality detection device that said one technical scheme of the invention is provided, wherein, in multiple hold assemblies
Each include two bearings, nut, screw and packing rings, the bearing of fixed clamp member is by way of nut and screw
It is fixed in main body, packing ring is arranged between bearing and main body, bearing rotates along screw relative to main body, can adjust hold assembly
Bearing be fixed on by way of nut and screw on the slip body of rod, packing ring is arranged between bearing and the slip body of rod.
The axiality detection device that said one technical scheme of the invention is provided, wherein, bearing is deep-groove ball axle
Hold.
The axiality detection device that said one technical scheme of the invention is provided, wherein, axiality detection device
Also include that, for the moving parts of mobile adjustable hold assembly, moving parts includes handle and the connecting rod being connected to each other, even
Extension bar is connected through the through hole of the sidepiece of main body with adjustment part, is adjusted by adjusting the movement of handle drives connecting rod, and then driving
Integeral part is moved, so that hold assembly clamping axis body.
Another technical scheme of the present invention provides a kind of coaxiality detecting method, comprises the following steps：
Step 1:Adjustment hold assembly makes axiality detection device be fixed on axis body；
Step 2：Dial gauge is arranged on axiality detection device；And
Step 3：Rotating coaxial degree detection means simultaneously reads the numerical value on dial gauge.
Another technical scheme of the invention provides a kind of coaxiality detecting method, wherein, in step 1, adjust
Whole hold assembly makes axiality detection device be fixed on axis body to refer to：When axis body passes through hollow ring main body, by adjustment
The distance between the adjustable hold assembly of part adjustment and axis body so that multiple hold assemblies can clamp the axle of the different diameters of axle
Body.
Another technical scheme of the invention provides a kind of coaxiality detecting method, wherein, can adjust clamping part
Part is adjusted by the moving parts on adjustment part.
Another technical scheme of the invention provides a kind of coaxiality detecting method, wherein, in step 2, will
Dial gauge is arranged on axiality detection device and refers to：After hold assembly is held on axis body, dial gauge is pacified by mounting groove
It is attached in main body, to detect the coaxiality error of axis body.
Another technical scheme of the invention provides a kind of coaxiality detecting method, wherein, in step 3, rotation
Turn axiality detection device and read the numerical value on dial gauge to refer to：When detection, axiality detection device can be along the outer of axis body
Footpath rotates a circle, and reads the numerical value on the dial gauge, detects the coaxiality error of axis body.
Beneficial effects of the present invention：
1) axiality detection device provided by the present invention determines a round principle by 3 points, and two of which point is set
Be set to fixing point, another point be arranged to can moving point, such that it is able to be used to clamping securely the axle of the different diameters of axle and detection length
The axiality of diverse location on axle.
2) axiality detection device provided by the present invention detects axiality by the rotation of itself, can be used to detect
Not voluble heavy axle or big profile shaft.
3) additionally, the simple structure of axiality detection device provided by the present invention, easy for installation, manufacture is greatly reduced
The cost of the device and saved detection when manpower and time cost.
Description of the drawings
Fig. 1 shows the schematic diagram of the generation coaxiality error principle according to one embodiment of the present invention；
Fig. 2 shows the stereogram of the axiality detection device according to one embodiment of the present invention；
Fig. 3 shows the top view of the axiality detection device according to one embodiment of the present invention；
Fig. 4 shows the use state figure of the axiality detection device according to one embodiment of the present invention；
Fig. 5 shows the axiality detection device using method according to one embodiment of the present invention.
Label and title
| 1 | Axis body |
| 2 | Axiality detection device |
| 3 | Main body |
| 30a | First curved portions |
| 30b | Second curved portions |
| 30c | U-shaped portion |
| 4a,4b,4c | Hold assembly |
| 5 | Adjustment part |
| 50 | The slip body of rod |
| 52 | Rotary shaft |
| 6 | Mounting groove |
| 7 | Moving parts |
| 70 | Handle |
| 72 | Connecting rod |
| 8 | Bearing |
| 9 | Nut |
| 10 | Screw |
| 11 | Packing ring |
Specific embodiment
The present invention is described in detail below in conjunction with specific embodiment.It should be noted that described in following embodiments
The combination of technical characteristic or technical characteristic is not construed as isolated, and they can be mutually combined so as to reach more preferably
Technique effect.
Fig. 2 and Fig. 3 respectively illustrate the stereogram of the axiality detection device 2 according to one embodiment of the present invention and bow
View.As shown in Fig. 2 axiality detection device 2 includes multiple hold assembly 4a, 4b, 4c and tune of main body 3 and the connection of main body 3
Integeral part 5.Multiple hold assembly 4a, 4b, 4c include two fixed clamp members 4a, 4b and an adjustable hold assembly 4c,
Two fixed clamp member 4a, 4b compartment of terrains are connected in main body 3, can adjust hold assembly 4c by adjustment part 5 and main body 3
Connection, when center of the axis body 1 through main body 3, can adjust between hold assembly 4c and axis body 1 by adjusting the adjustment of part 5
Distance so that multiple hold assembly 4a, 4b, 4c clamp axis body 1, after hold assembly 4a, 4b, 4c are held on axis body 1, by example
Detecting instrument such as dial gauge is installed in main body 3.When detection, axiality detection device 2 can rotate one along the external diameter of axis body 1
In week, the numerical value on dial gauge is read, detect the coaxiality error e of axis body 1.
As shown in Fig. 2 main body 3 includes the first curved portions 30a, the second curved portions 30b and U-shaped portion 30c, the first curved portions
30a and the second curved portions 30b are in smoothing junction, and U-shaped portion 30c is smooth with the first curved portions 30a and the second curved portions 30b respectively to be connected
Connect, the first curved portions 30a in smoothing junction, the second curved portions 30b and U-shaped portion 30c form hollow ring main body.First arc
The junction of portion 30a and the second curved portions 30b is provided with mounting groove 6, for installing the detecting instrument of such as dial gauge.First arc
Shape portion 30a and the second curved portions 30b are respectively arranged with jut and the through hole through jut at mounting groove 6, for pacifying
Fill two fixed clamp members 4a, 4b.Second curved portions 30b are provided with a through hole at U-shaped portion 30c, adjust for installing
Integeral part 5.
As shown in Fig. 2 adjustment part 5 includes the slip body of rod 50 and rotary shaft 52, rotary shaft 52 passes through the second curved portions 30b
Through hole at neighbouring U-shaped portion 30c is fixed in main body 3, and one end of the slip body of rod 50 is connected in main body 3 by rotary shaft 52,
The other end of the slip body of rod 50 is connected on adjustable hold assembly 4c.
As shown in figure 3, each in multiple hold assembly 4a, 4b, 4c includes two bearings 8, nut 9, screws 10
With packing ring 11, two bearings 8 of fixed clamp member 4a, 4b are fixed in main body 3 by way of nut 9 and screw 10, are padded
Circle 11 is arranged between bearing 8 and main body 3, and bearing 8 can rotate along screw 10 relative to main body 3.Adjustable hold assembly 4c
Two bearings 8 be fixed on by way of nut 9 and screw 10 on the slip body of rod 50, packing ring 11 be arranged on bearing 8 with slide
Between the body of rod 50.When center of the axis body 1 through main body 3, rotate adjustable to adjust around rotary shaft 52 by the slip body of rod 50
The distance between hold assembly 4c and axis body 1, so that the axis body 1 of the different diameters of axle of hold assembly matching, to clamp axis body
1.Preferably, bearing 8 is deep groove ball bearing.Skilled addressee readily understands that, the axle that can also be taken other form
Hold, and this is also within the scope of the present invention.
Preferably, U-shaped portion 30c of main body 3 includes the through hole through its sidepiece.Preferably, axiality of the invention detection
Device 2 also includes that for the moving parts 7 of mobile adjustable hold assembly 4c moving parts 7 includes the handle 70 being connected to each other
With connecting rod 72, connecting rod 72 through main body 3 U-shaped portion 30c sidepiece through hole with adjust part 5 the slip body of rod 50 connect
Connect, moved by adjusting the drive connection bar 72 of handle 70, and then drive the slip body of rod 50 of adjustment part 5 to move, so as to adjust
The distance between adjustable hold assembly 4c and axis body 1, so that the axis body 1 of the different diameters of axle of hold assembly matching, to press from both sides
Hold axis body 1.Skilled addressee readily understands that, the moving parts of alternate manner movement can also be adopted, and this also exists
In protection scope of the present invention.
The invention also discloses a kind of using method of axiality detection device.Fig. 4 and Fig. 5 are respectively illustrated according to this
The use state figure and the axiality according to one embodiment of the present invention of the axiality detection device of a bright embodiment
Detection means using method.As illustrated in figures 4-5, the method is comprised the following steps：
Step 1:Adjustment hold assembly makes axiality detection device be fixed on axis body；
Step 2：Dial gauge is arranged on axiality detection device；And
Step 3：Rotating coaxial degree detection means simultaneously reads the numerical value on dial gauge.
In step 1, adjust whole hold assembly and axiality detection device is fixed on axis body and refer to：In axis body is passed through
During empty circumferential body, by adjusting the distance between the adjustable hold assembly of part adjustment and axis body so that multiple hold assemblies
The axis body of the different diameters of axle can be clamped.Alternatively, adjustable hold assembly can pass through the movement being arranged on adjustment part
Part is adjusted.
In step 2, dial gauge is arranged on axiality detection device and is referred to：After hold assembly is held on axis body,
Dial gauge is installed in main body by mounting groove, to detect the coaxiality error e of axis body.
In step 3, rotating coaxial degree detection means and read the numerical value on dial gauge and refer to：When detection, axiality
Detection means can rotate a circle along the external diameter of axis body, read the numerical value on dial gauge, detect the coaxiality error e of axis body.
Beneficial effects of the present invention：
1) axiality detection device provided by the present invention determines a round principle by 3 points, and two of which point is set
Be set to fixing point, another point be arranged to can moving point, such that it is able to be used to clamping securely the axle of the different diameters of axle and detection length
The axiality of diverse location on axle.
2) axiality detection device provided by the present invention detects axiality by the rotation of itself, can be used to detect
Not voluble heavy axle or big profile shaft.
3) additionally, the simple structure of axiality detection device provided by the present invention, easy for installation, manufacture is greatly reduced
The cost of the device and saved detection when manpower and time cost.
Although indeed, it will be appreciated that the description for having been carried out above by the example of the present invention, does to the present invention
Go out will be apparent to those skilled in the science it is such and other improvement and change be deemed to fall as set forth herein
Broad range of the present invention in.Therefore, although the present invention reference has been made to preferred embodiment be described, its meaning
It is not that the equipment for making tool novelty is restricted therefrom, conversely, it is intended to include meeting part disclosed above, claim
Broad range within various improvement and equivalent modifications.
Claims (13)
1. a kind of axiality detection device, it includes：Main body and multiple hold assemblies and adjustment part of main body connection,
Wherein, the plurality of hold assembly includes two fixed clamp members and an adjustable hold assembly, the stationary gripping part
Part compartment of terrain is connected in the main body, and the adjustable hold assembly is connected by the adjustment part with the main body, when
When axis body passes through the center of the main body, adjusted between the adjustable hold assembly and the axis body by the adjustment part
Distance so that the plurality of hold assembly clamps the axis body.
2. axiality detection device as claimed in claim 1, it is characterised in that the main body include the first curved portions, second
Curved portions and U-shaped portion, first curved portions and second curved portions connect, the U-shaped portion respectively with first arc
Shape portion and second curved portions connect, first curved portions of connection, and second curved portions and the U-shaped portion are formed
Hollow ring main body.
3. axiality detection device as claimed in claim 1, it is characterised in that the adjustment part includes the slip body of rod and turns
Moving axis, through hole of the rotary shaft by second curved portions at the U-shaped portion is fixed in the main body, the cunning
One end of lever body is connected in the main body by the rotary shaft, and the other end of the slip body of rod is connected to described adjustable
On whole hold assembly.
4. axiality detection device as claimed in claim 2, it is characterised in that first curved portions and second arc
The junction in portion is provided with mounting groove, for installing detecting instrument.
5. axiality detection device as claimed in claim 4, it is characterised in that first curved portions and second arc
Portion is respectively arranged with jut and the through hole through jut at the mounting groove, for installing the stationary gripping part
Part.
6. the axiality detection device as described in claim 1-5 any one, it is characterised in that in the plurality of hold assembly
Each include two bearings, nut, screw and packing rings, the bearing of the fixed clamp member passes through the nut
Fix on the body with the screw, the packing ring is arranged between the bearing and the main body, and the bearing is along institute
State screw to rotate relative to the main body, the bearing of the adjustable hold assembly is by the nut and the screw
Mode is fixed on the slip body of rod, and the packing ring is arranged between the bearing and the slip body of rod.
7. axiality detection device as claimed in claim 6, it is characterised in that the bearing is deep groove ball bearing.
8. the axiality detection device as described in claim 1-5 any one, it is characterised in that the axiality detection device
Also include the moving parts for moving the adjustable hold assembly, the moving parts includes handle and the company being connected to each other
Extension bar, the connecting rod is connected through the through hole of the body side with the adjustment part, by the adjustment handle drives
The connecting rod movement, and then the adjustment part movement is driven, so that hold assembly clamps the axis body.
9. a kind of coaxiality detecting method of the axiality detection device based on any one of claim 1-8, including with
Lower step：
Step 1:Adjustment hold assembly makes axiality detection device be fixed on axis body；
Step 2：Dial gauge is arranged on axiality detection device；And
Step 3：Rotating coaxial degree detection means simultaneously reads the numerical value on dial gauge.
10. coaxiality detecting method as claimed in claim 9, it is characterised in that in the step 1, adjusts hold assembly
Make axiality detection device be fixed on axis body to refer to：When the axis body passes through hollow ring main body, adjusted by adjusting part
The distance between whole adjustable hold assembly and described axis body so that multiple hold assemblies clamp the axle of the different diameters of axle
Body.
11. coaxiality detecting methods as claimed in claim 10, it is characterised in that the adjustable hold assembly is by installing
Moving parts on the adjustment part is adjusted.
12. coaxiality detecting methods as claimed in claim 9, it is characterised in that in the step 2, dial gauge is installed
Refer on axiality detection device：After the hold assembly is held on the axis body, dial gauge is installed by mounting groove
To in the main body, to detect the coaxiality error of the axis body.
13. coaxiality detecting methods as claimed in claim 9, it is characterised in that in the step 3, the inspection of rotating coaxial degree
Survey device and read the numerical value on dial gauge and refer to：When detection, the axiality detection device revolves along the external diameter of the axis body
Circle, read the numerical value on the dial gauge, detect the coaxiality error of the axis body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710067262.3A CN106595451A (en) | 2017-02-07 | 2017-02-07 | Coaxiality detection device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710067262.3A CN106595451A (en) | 2017-02-07 | 2017-02-07 | Coaxiality detection device and method |
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|---|---|
| CN106595451A true CN106595451A (en) | 2017-04-26 |
Family
ID=58586611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710067262.3A Pending CN106595451A (en) | 2017-02-07 | 2017-02-07 | Coaxiality detection device and method |
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Cited By (3)
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| CN107246836A (en) * | 2017-06-21 | 2017-10-13 | 中船动力有限公司 | Piston and piston rod coaxality measuring mechanism and measurement method of adjustment |
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| CN107246836A (en) * | 2017-06-21 | 2017-10-13 | 中船动力有限公司 | Piston and piston rod coaxality measuring mechanism and measurement method of adjustment |
| CN107246836B (en) * | 2017-06-21 | 2019-08-23 | 中船动力有限公司 | Piston and piston rod coaxality measuring mechanism and measurement method of adjustment |
| CN108507450A (en) * | 2017-11-20 | 2018-09-07 | 新昌县嘉德科技发展有限公司 | A kind of main shaft concentricity testing agency |
| CN109489614A (en) * | 2018-12-20 | 2019-03-19 | 宁波祥瑞机械有限公司 | A kind of concentricity automatic measuring unit |
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Address after: 300400 Beichen science and Technology Industrial Park, Tianjin New Technology Industrial Park, Beichen District, Tianjin, China Applicant after: Masterwork Group Co.,Ltd. Address before: 300400 Beichen Beichen District Tianjin Beichen economic and Technological Development Zone double Chen Zhong Road No. 300400 Applicant before: MASTERWORK MACHINERY Co.,Ltd. |
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Application publication date: 20170426 |