CN209013910U - Axiality detection device - Google Patents
Axiality detection device Download PDFInfo
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- CN209013910U CN209013910U CN201821931018.3U CN201821931018U CN209013910U CN 209013910 U CN209013910 U CN 209013910U CN 201821931018 U CN201821931018 U CN 201821931018U CN 209013910 U CN209013910 U CN 209013910U
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- gauge head
- detection device
- support plate
- gaging hole
- axiality detection
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- A Measuring Device Byusing Mechanical Method (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Abstract
The utility model relates to a kind of axiality detection devices comprising: support plate；Axle sleeve, first end connect the support plate, and second end is for being fixedly connected with shaft to be measured；And detection components, it is set to the support plate；The detection components include detecting element and gauge head, the gauge head is used to enter after gaging hole in axiality detection device with the shaft to be measured, it is contacted with the inner wall to gaging hole, the detecting element is for detecting the gauge head in the radial displacement in gaging hole.The utility model drives insertion when gaging hole in shaft to be measured, and gauge head is contacted with the inner wall to gaging hole；Detecting element real-time detection gauge head to the radial displacement in gaging hole, with evaluate shaft to be measured with to the concentricity of gaging hole；Shaft to be measured and the concentricity information to gaging hole can be quick and precisely acquired, detection operation is flexible.
Description
Technical field
The utility model relates to field of measuring technique more particularly to a kind of axiality detection devices.
Background technique
Concrete pumping system includes that Power Component, conveying cylinder barrel and conveyor piston, Power Component include hydraulic cylinder, liquid
Compressing cylinder is connect with conveying cylinder barrel, and conveyor piston is located in conveying cylinder barrel, and connect with the piston rod of hydraulic cylinder, hydraulic cylinder
The conveyor piston connected with it is driven to move back and forth in conveying cylinder barrel by piston rod, to aspirate coagulation into conveying cylinder barrel
Soil, and released the concrete in cylinder barrel is conveyed.
The concentricity of the piston rod of conveyor piston or hydraulic cylinder and conveying cylinder barrel directly determines conveyor piston byproduct
Service performance.If the piston rod of conveyor piston or hydraulic cylinder and the concentricity of conveying cylinder barrel are poor, can be to conveyor piston
Eccentric wear is caused, reduces the service life of conveyor piston, and can there are problems that concrete leakage.Therefore by hydraulic cylinder with it is defeated
During sending cylinder barrel to connect or after connection, needs to detect the piston rod of conveyor piston or hydraulic cylinder and convey the same of cylinder barrel
Axis degree is adjusted with the connection to hydraulic cylinder and conveying cylinder barrel, makes piston rod and the conveying of conveyor piston or hydraulic cylinder
The concentricity of cylinder barrel is reduced to minimum, to improve the service life of conveyor piston.
In concentricity detection process, the relative variability amount for needing to convey the inner wall opposing pistons bar axle journal of cylinder barrel is fast
Speed accurately collects in computer.Effective axiality detection device there is no to realize this function at present.Simultaneously as liquid
There is the phenomenon that rotation in the piston rod of compressing cylinder, therefore, it is axial along conveying cylinder barrel to will lead to sensor during stretching
Spatial pose consistency in detection process becomes technical problem.
Utility model content
One of purpose of the utility model is to propose a kind of axiality detection device, can not be quick and precisely for solution
The problem of acquiring concentricity.
Some embodiments of the utility model provides a kind of axiality detection device comprising: support plate；Axle sleeve,
First end connects the support plate, and second end is for being fixedly connected with shaft to be measured；And detection components, it is set to the support plate；
The detection components include detecting element and gauge head, and the gauge head is used to enter in axiality detection device with the shaft to be measured
It after gaging hole, is contacted with the inner wall to gaging hole, the detecting element is for detecting the gauge head described in gaging hole
Radial displacement.
Optionally, the support plate is rotatably coupled with the axle sleeve.
Optionally, axiality detection device includes: bearing, connects the support plate and the axle sleeve.
Optionally, axiality detection device includes: clump weight, is set to the support plate, and the position of the close gauge head,
For making the gauge head always vertically downward.
Optionally, axiality detection device includes: guide rail, is set to the support plate；And slide, it is slided with the guide rail
Connection；The slide connects the gauge head.
Optionally, axiality detection device includes: elastic component, and first end is connected to the support plate, second end connection
In the gauge head, for providing restoring force so that the gauge head is against the inner wall to gaging hole.
Optionally, axiality detection device includes: locating part, described to be measured for entering in the axiality detection device
Kong Qian, the predeterminated position for making the gauge head overcome the elastic limit of the elastic component in the support plate.
Optionally, at least two detection components are circumferentially with along the support plate.
Optionally, the detecting element includes displacement sensor.
Optionally, the detecting element includes amesdial, and the gauge head is the gauge head that the amesdial carries, alternatively, institute
It states the included gauge head of amesdial and is connected to the gauge head.
Based on the above-mentioned technical proposal, the utility model at least has the advantages that
In some embodiments, shaft to be measured is fixed to the second end of axle sleeve, shaft to be measured drives concentricity detection
Device insertion is to gaging hole, and gauge head is used to enter after gaging hole in axiality detection device with shaft to be measured, with the inner wall to gaging hole
Contact；Detecting element for real-time detection gauge head to the radial displacement in gaging hole, with evaluate shaft to be measured with to the same of gaging hole
Axis degree；The program can quick and precisely acquire shaft to be measured and the concentricity information to gaging hole, and detection operation is flexible.
Detailed description of the invention
Attached drawing described herein is used to provide a further understanding of the present invention, and is constituted part of this application,
The exemplary embodiment of the utility model and the description thereof are used to explain the utility model, does not constitute to the improper of the utility model
It limits.In the accompanying drawings:
Fig. 1 is the schematic front view for the axiality detection device that some embodiments of the utility model provide.
Fig. 2 is that the main view of the axiality detection device after the removal detecting element that some embodiments of the utility model provide is shown
It is intended to.
Fig. 3 is the first axle side schematic diagram for the axiality detection device that some embodiments of the utility model provide.
Fig. 4 is the second axis side schematic diagram of the axiality detection device that some embodiments of the utility model provide.
Numbering in the drawing:
1- support plate；2- axle sleeve；
31- detecting element；32- gauge head；33- bracket；
4- bearing；5- clump weight；6- guide rail；7- slide；8- elastic component；9- locating part；10- fastener.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, the technical solution in embodiment is carried out it is clear, complete
Ground description.Obviously, described embodiment is only a part of the embodiment of the utility model, instead of all the embodiments.
Based on the embodiments of the present invention, institute obtained by those of ordinary skill in the art without making creative efforts
There are other embodiments, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion is signified
Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this is practical
The limitation of novel protected range.
As shown in figures 1-4, the schematic diagram of the axiality detection device provided for some embodiments.
In some embodiments, axiality detection device includes support plate 1.Support plate 1 can be round, rectangular or be
Shape (as shown in Figure 1) after circular cutout separation structure.
In some embodiments, as shown in Figure 3, Figure 4, axiality detection device includes axle sleeve 2, and the first end of axle sleeve 2 connects
Support plate 1 is connect, the second end of axle sleeve 2 is for being fixedly connected with shaft to be measured.
Shaft to be measured in the disclosure includes that its length dimension such as piston rod or other axis, bar is greater than its other sizes
Component.
Further, the second end of shaft insertion axle sleeve 2 to be measured, and consolidated shaft to be measured and axle sleeve 2 by fastener 10
Fixed connection.
Optionally, fastener 10 includes fastening nail.Fastener 10 passes through axle sleeve 2 and is fastened on shaft to be measured.
Optionally, axle sleeve 2 is cylindrical shape.
In some embodiments, axiality detection device includes detection components, and detection components are set to support plate 1.Detection group
Part includes detecting element 31 and gauge head 32.
Gauge head 32 is used to enter after gaging hole in axiality detection device with shaft to be measured, contacts with the inner wall to gaging hole.
During axial movement of the axiality detection device in the drive lower edge shaft to be measured of shaft to be measured, detecting element 31 is used for
Real-time detection gauge head 32 to the radial displacement in gaging hole, with evaluate shaft to be measured with to the concentricity of gaging hole.
In some embodiments, shaft to be measured is fixed to the second end of axle sleeve 2, shaft to be measured drives concentricity detection
To gaging hole, gauge head 32 is used to enter after gaging hole in axiality detection device with shaft to be measured for device insertion, and in gaging hole
Wall contact；Detecting element 31 for real-time detection gauge head 32 to the radial displacement in gaging hole, with evaluate shaft to be measured with it is to be measured
The concentricity in hole.
Axiality detection device structure is simple, be easily achieved, be at low cost, is applied widely, is easy to adjust, detection operation is clever
It is living, can production with after-sale service scene is convenient quickly and accurately acquires out the variation of the inner wall opposite shaft to gaging hole
Come, improves the precision and efficiency of concentricity detection.
In the disclosure to gaging hole may include cylinder barrel hole or other need to install the hole on the component of shaft.Cylinder
Cylinder may include the conveying cylinder barrel in concrete pumping system, also may include the cylinder barrel etc. of hydraulic cylinder.
In some embodiments, axiality detection device includes bracket 33, and bracket 33 is fixed at support plate 1.Detection member
Part 31 is set to bracket 33.
Optionally, bracket 33 is fixed in support plate 1 by positioning pin and screw.
In some embodiments, support plate 1 is rotatably coupled with axle sleeve 2.
In some embodiments, as shown in Fig. 2, axiality detection device includes bearing 4, bearing 4 connects support plate 1 and axis
Set 2.
Further, 1 center of support plate is equipped with accurate inner hole, for installing bearing 4.
Optionally, the outer ring of bearing 4 is set in the center precision inner hole of support plate 1；The of the inner ring of bearing 4 and axle sleeve 2
One end is fixedly connected；Being freely rotated relative to axle sleeve 2 of support plate 1 is realized by bearing 4.
Optionally, as shown in figure 3, the first end of axle sleeve 2 is connect by bearing 4 with support plate 1, the second end of axle sleeve 2 is set
There is accurate inner hole, for being connected with shaft to be measured positioning.
In some embodiments, axiality detection device includes clump weight 5, and clump weight 5 is set to support plate 1, and close to survey
First 32 position, for making gauge head 32 always vertically downward.
Optionally, clump weight 5 is set to the side of gauge head 32, alternatively, clump weight 5 is set to the left and right sides of gauge head 32.
Axiality detection device is driven to protrude into gaging hole in shaft to be measured, and during to mobile in gaging hole, if
Shaft to be measured rotation, support plate 1 rotate under the gravity of clump weight 5 relative to axle sleeve 2, make gauge head 32 always vertically to
Under, to contact with the inner wall to gaging hole, adaptive flexible movements reflect that information is more accurate in hole.
In some embodiments, at least two detection components are circumferentially with along support plate 1, it in practical applications, can root
According to specific detection demand, the quantity of detection components is set.In this embodiment, each detecting element exists for detecting shaft to be measured
Concentricity to gaging hole inner circumferential position.In the embodiment, support plate 1 is fixedly connected with axle sleeve 2.
Further, each detecting element is arranged along the even circumferential of support plate 1.
In some embodiments, axiality detection device includes guide rail 6 and slide 7.Guide rail 6 is set to support plate 1.Slide 7
It is slidably connected with guide rail 6；Slide 7 connects gauge head 32.
Slide 7 is set on guide rail 6, and can be moved along guide rail 6；Gauge head 32 is set on slide 7, will be opposite to gaging hole
Radial direction (radial direction to the gaging hole) variation of support plate 1 passes to slide 7, and radial direction of the slide 7 by gauge head 32 relative to support plate 1 is transported
It is dynamic to pass to detecting element 31.
In some embodiments, axiality detection device includes elastic component 8, and the first end of elastic component 8 is connected to support plate
1, the second end of elastic component 8 is connected to gauge head 32.Elastic component 8 is for providing restoring force so that gauge head 32 is in gaging hole
Wall.
Further, as shown in figure 4,8 connecting bracket 33 of elastic component and slide 7, elastic component 8 make gauge head 32 by slide 7
Abut against the inner wall to gaging hole.
Optionally, elastic component 8 includes spring.
In some embodiments, axiality detection device includes locating part 9, and locating part 9 is used in axiality detection device
Into before to gaging hole, the predeterminated position that makes gauge head 32 that the restoring force of elastic component 8 be overcome to be limited in support plate 1.
Further, locating part 9 is set in support plate 1, can be sliding with respect to support plate 1 axial (axial direction of shaft to be measured)
It is dynamic, it is slided for limiting slide 7.
Before protruding into axiality detection device to gaging hole, the elastic force of elastic component 8 is overcome by the promotion slide 7 of gauge head 32
Rectangular movement to detecting element 31 is limited slide 7 and support plate 1 by locating part 9 when reaching predeterminated position,
It prevents slide 7 from sliding relative to support plate 1, at this point, gauge head 32 is retracted to 31 direction of detecting element, is conducive to concentricity detecting dress
It sets and protrudes into gaging hole.
Axiality detection device protrudes into after gaging hole, extracts locating part 9, restoring force and again of the gauge head 32 in elastic component 8
It is moved under power effect to the direction far from detecting element 31, the inner wall of gaging hole is waited for abutting contact.
Optionally, locating part 9 includes spacer pin, and spacer pin is inserted into support plate 1 and slide 7, slide 7 and support plate 1 are limited
Position prevents slide 7 from sliding relative to support plate 1.
In some embodiments, detecting element 31 includes displacement sensor.Displacement sensor 3 can sense for laser displacement
Device or inductance displacement sensor, displacement sensor 3 are used to detect slide 7 and transport with respect to the radial direction (radial direction to gaging hole) of support plate 1
Momentum.
In some embodiments, detecting element 31 includes amesdial.Optionally, gauge head 32 is the gauge head that amesdial carries,
Alternatively, the gauge head that amesdial carries is connected to gauge head 32.Further, as shown in Figure 1, the gauge head that amesdial carries passes through slide
7 are connected to gauge head 32.
The operating method of a specific implementation of axiality detection device is set forth below:
Before detection, axiality detection device is fixed on shaft to be measured by axle sleeve 2, makes slide 7 with respect to support plate 1
It radially slides, compression elastic piece 8, locating part 9 is inserted to 7 lower end of slide, realizes the axiality detection device that gauge head 32 is constituted
Radial dimension is less than the diameter to gaging hole, and axiality detection device is facilitated to extend into in gaging hole.
When axiality detection device moves to when in gaging hole, pulling locating part 9 releases limit, so that gauge head 32 is in bullet
Property part 8 act under abut against inner wall to gaging hole.
The location variation to the inner wall of gaging hole shaft relatively to be measured is passed into computer by axiality detection device,
In turn, the detection of concentricity equally accurate index is realized.
Concrete pumping system includes that Power Component, conveying cylinder barrel and conveyor piston, Power Component include hydraulic cylinder.Liquid
Compressing cylinder is connect with conveying cylinder barrel, and conveyor piston is located in conveying cylinder barrel, and connect with the piston rod of hydraulic cylinder, hydraulic cylinder
The conveyor piston connected with it is driven to move back and forth in conveying cylinder barrel by piston rod, to aspirate coagulation into conveying cylinder barrel
Soil, and released the concrete in cylinder barrel is conveyed.
The axiality detection device that the disclosure provides can be used for detecting the piston rod of conveyor piston or hydraulic cylinder with
Convey the concentricity of cylinder barrel.
The axiality detection device that the disclosure provides also can detecte the piston rod of hydraulic cylinder and the cylinder barrel of hydraulic cylinder
Concentricity.
In the description of the present invention, it should be understood that limiting zero using the words such as " first ", " second "
Part, it is only for convenient for distinguishing to above-mentioned parts, there is no Stated otherwise such as, above-mentioned word there is no particular meaning,
Therefore it should not be understood as the limitation to scope of protection of the utility model.
Finally it should be noted that: above embodiments are only to illustrate the technical solution of the utility model rather than limit it
System；Although the utility model has been described in detail with reference to the preferred embodiment, those of ordinary skill in the art should
Understand: specific implementation of the utility model can still be modified or is equally replaced to some technical characteristics
It changes；Without departing from the spirit of technical solutions of the utility model, should all cover in the claimed technical solution of the utility model
In range.
Claims (10)
1. a kind of axiality detection device characterized by comprising
Support plate (1)；
Axle sleeve (2), first end connect the support plate (1), and second end is for being fixedly connected with shaft to be measured；And
Detection components are set to the support plate (1)；The detection components include detecting element (31) and gauge head (32), the survey
Head (32) is used to enter after gaging hole in axiality detection device with the shaft to be measured, contacts with the inner wall to gaging hole,
The detecting element (31) is for detecting the gauge head (32) in the radial displacement in gaging hole.
2. axiality detection device as described in claim 1, which is characterized in that the support plate (1) and the axle sleeve (2) can
Rotationally connect.
3. axiality detection device as claimed in claim 2 characterized by comprising bearing (4) connects the support plate
(1) and the axle sleeve (2).
4. axiality detection device as claimed in claim 2 characterized by comprising clump weight (5) is set to the support
Disk (1), and close to the position of the gauge head (32), for making the gauge head (32) always vertically downward.
5. axiality detection device as described in claim 1 characterized by comprising
Guide rail (6) is set to the support plate (1)；And
Slide (7) is slidably connected with the guide rail (6)；The slide (7) connects the gauge head (32).
6. axiality detection device as described in claim 1 characterized by comprising elastic component (8), first end connection
In the support plate (1), second end is connected to the gauge head (32), for providing restoring force so that the gauge head (32) is against institute
State the inner wall to gaging hole.
7. axiality detection device as claimed in claim 6 characterized by comprising locating part (9), for described same
Axis degree detection device enter it is described to gaging hole before, make the gauge head (32) overcome the elastic limit of the elastic component (8) in described
The predeterminated position of support plate (1).
8. axiality detection device as described in claim 1, which is characterized in that along the support plate (1) be circumferentially with to
Few two detection components.
9. axiality detection device as described in claim 1, which is characterized in that the detecting element (31) includes displacement sensing
Device.
10. axiality detection device as described in claim 1, which is characterized in that the detecting element (31) includes amesdial,
The gauge head (32) is the gauge head that the amesdial carries, alternatively, the gauge head that the amesdial carries is connected to the gauge head
(32)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821931018.3U CN209013910U (en) | 2018-11-22 | 2018-11-22 | Axiality detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821931018.3U CN209013910U (en) | 2018-11-22 | 2018-11-22 | Axiality detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209013910U true CN209013910U (en) | 2019-06-21 |
Family
ID=66842917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821931018.3U Active CN209013910U (en) | 2018-11-22 | 2018-11-22 | Axiality detection device |
Country Status (1)
| Country | Link |
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| CN (1) | CN209013910U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109163646A (en) * | 2018-11-22 | 2019-01-08 | 江苏徐工工程机械研究院有限公司 | Axiality detection device |
| CN113916108A (en) * | 2021-09-28 | 2022-01-11 | 江苏徐工工程机械研究院有限公司 | Multi-geometric-precision composite detection system and method |
-
2018
- 2018-11-22 CN CN201821931018.3U patent/CN209013910U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109163646A (en) * | 2018-11-22 | 2019-01-08 | 江苏徐工工程机械研究院有限公司 | Axiality detection device |
| CN109163646B (en) * | 2018-11-22 | 2024-04-02 | 江苏徐工工程机械研究院有限公司 | Coaxiality detection device |
| CN113916108A (en) * | 2021-09-28 | 2022-01-11 | 江苏徐工工程机械研究院有限公司 | Multi-geometric-precision composite detection system and method |
| CN113916108B (en) * | 2021-09-28 | 2023-08-01 | 江苏徐工工程机械研究院有限公司 | Multi-geometric-precision composite detection system and method |
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