CN209623642U - Circularity Quick testing instrument - Google Patents
Circularity Quick testing instrument Download PDFInfo
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- CN209623642U CN209623642U CN201920646382.3U CN201920646382U CN209623642U CN 209623642 U CN209623642 U CN 209623642U CN 201920646382 U CN201920646382 U CN 201920646382U CN 209623642 U CN209623642 U CN 209623642U
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- feeler lever
- circularity
- support body
- testing instrument
- measured
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Abstract
The utility model provides a kind of circularity Quick testing instrument, belongs to tubing detection device technical field, including support body, feeler lever, measuring probe and rotational angle measure component, and support body is for being placed in working face；Feeler lever is connect, and with the freedom degree moved along feeler lever axis direction and around the freedom degree of feeler lever axis rotation for protruding into round tube to be measured with support body；Measuring probe is set to feeler lever one end, for measuring at a distance from round tube inner wall to be measured；Rotational angle measurement component is set on rotation seat for measuring the rotational angle of feeler lever.The utility model can be collected with associated two groups of data, i.e. rotational angle and measuring probe are at a distance from the round tube inner wall to be measured, without finding diameter, just more it is precisely calculated the circularity of round tube to be measured, measurement can be rapidly completed, working efficiency is improved, simultaneously because can be measured to all data of round tube circumferential direction to be measured, therefore the flatness of round tube inner wall to be measured can also be measured simultaneously.
Description
Technical field
The utility model belongs to tubing detection device technical field, is to be related to a kind of circularity quickly to measure more specifically
Instrument.
Background technique
Ductile iron pipe needs to carry out Multi-channel detection after the completion of production, wherein circularity, percent ripple and surface smoothness
Detection is common appearance detection parameters.Circularity refer to the cross section of workpiece close to the degree of theoretical circle, but due to spheroidal graphite cast
Pipe generally is relatively large in diameter, and circularity is typically only capable to adopt ruler and measures the length of multiple diameters to estimate, when measuring and also otherwise
Diameter is found in disconnected adjustment, and operating process is more troublesome time-consuming, and application condition is big.
Utility model content
The purpose of this utility model is to provide a kind of circularity Quick testing instruments, to solve spheroidal graphite existing in the prior art
Cast tube surveys the time-consuming and larger error technical problem of circularity trouble.
In order to achieve the above purposes, the technical solution adopted by the utility model is: provides a kind of circularity Quick testing instrument, including
Support body, feeler lever, measuring probe and rotational angle measure component, and support body is for being placed in working face；Feeler lever is for protruding into
It in round tube to be measured, is connect with support body, and with the freedom degree moved along feeler lever axis direction and around oneself of feeler lever axis rotation
By spending；Measuring probe is set to feeler lever one end, for measuring at a distance from round tube inner wall to be measured；Rotational angle measures component and is set to branch
For measuring the rotational angle of feeler lever on frame body.
It further, further include rotation seat in circularity Quick testing instrument above-mentioned, rotation seat is connect with support body, rotation
Seat is internal to be equipped with cylindrical cavity；Feeler lever includes the sliding axle for being arranged in cylindrical cavity, and sliding axle is cylindrical structure.
It further, further include rotation seat, rotation seat and support body along feeler lever axis in circularity Quick testing instrument above-mentioned
Direction is slidably connected, and is rotatablely connected with feeler lever.
Further, in circularity Quick testing instrument above-mentioned, rotation seat is equipped with slideway, and support body is equipped with matches with slideway
The sliding block of conjunction and for the fastening structure that slide position is fixed.
It further, further include sliding distance measurement component, sliding distance measurement group in circularity Quick testing instrument above-mentioned
Part is located on rotation seat, feeler lever or support body, for measuring the relative displacement between feeler lever and support body.
Further, in circularity Quick testing instrument above-mentioned, measuring probe, rotational angle measurement component and sliding distance are surveyed
Measuring component is electrically-controlled component, and circularity Quick testing instrument further includes data processing module and data storage module, data processing mould
Block is electrically connected with measuring probe, rotational angle measurement component and sliding distance measurement component respectively, for handling and calculating measurement
The data of probe, rotational angle measurement component and sliding distance measurement component acquisition；Data storage module and data processing module
Electrical connection, for storing data.
Further, in circularity Quick testing instrument above-mentioned, feeler lever is equipped with the first gear being coaxially disposed with feeler lever, turns
Dynamic angle measure component includes angular transducer and second gear, and second gear is rotatably arranged on rotation seat, and for the
The engagement of one gear；Angular transducer is coaxially connected with second gear, for detecting the rotational angle of second gear, and at data
Manage module electrical connection.
Further, in circularity Quick testing instrument above-mentioned, measuring probe is laser ranging probe, feeler lever for protrude into
The one end for surveying round tube is equipped with bend pipe, and the axis at bend pipe both ends is mutually perpendicular to, and the end of bend pipe one end and feeler lever is coaxially connected, separately
One end is for being fixedly installed measuring probe；Cavity is equipped with inside feeler lever in the axial direction, is connected to inside cavity and bend pipe, measurement is visited
The lead of head is arranged in cavity, and is drawn by feeler lever far from the end of measuring probe.
Further, in circularity Quick testing instrument above-mentioned, sliding distance measurement component is to be located at rotation seat or support body
On laser range finder, bend pipe be equipped with for reflection laser reflecting surface.
Further, in circularity Quick testing instrument above-mentioned, feeler lever be equipped with level meter, feeler lever far from measuring probe one
End is equipped with handle, and support body includes tripod and the holder that is located on tripod, and rotation seat is located on holder.
The beneficial effect of circularity Quick testing instrument provided by the utility model is: compared with prior art, this is practical new
Type measures the cooperation of component by support body, feeler lever, measuring probe and rotational angle, and then collects with associated two groups of numbers
According to i.e. rotational angle and measuring probe, without finding diameter, is just more precisely calculated at a distance from round tube inner wall to be measured
Measurement can be rapidly completed in the circularity of round tube to be measured, working efficiency is improved, simultaneously because can be to all numbers of round tube circumferential direction to be measured
According to measuring, therefore the flatness of round tube inner wall to be measured can also be measured simultaneously.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new
Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of structure of two stations when in use for the circularity Quick testing instrument that embodiment provides of the utility model
Schematic diagram, dotted line indicates another station in figure；
Fig. 2 is the structural schematic diagram for the circularity Quick testing instrument that the utility model another kind embodiment provides, dotted line in figure
Indicate electrical connection.
Wherein, each appended drawing reference in figure:
10- support body；11- tripod；12- holder；13- sliding block；
20- rotation seat；21- slideway；
30- feeler lever；31- first gear；32- bend pipe；33- handle；
40- measuring probe；
50- rotational angle measures component；51- angular transducer；52- second gear；
60- sliding distance measures component；
70- data processing module；
80- data storage module；
90- round tube to be measured.
Specific embodiment
In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein
Example is applied only to explain the utility model, is not used to limit the utility model.
Referring to Fig. 1, existing be illustrated a kind of circularity Quick testing instrument provided by the utility model.The circularity is quick
Analyzer, including support body 10, feeler lever 30, measuring probe 40 and rotational angle measure component 50, and support body 10 is for being placed in
On working face；Feeler lever 30 is connect, and have and move along 30 axis direction of feeler lever for protruding into round tube 90 to be measured with support body 10
Freedom degree and around 30 axis of feeler lever rotation freedom degree；Measuring probe 40 is set to 30 one end of feeler lever, for measuring and circle to be measured
The distance of 90 inner wall of pipe；Rotational angle measurement component 50 is set on support body 10 for measuring the rotational angle of feeler lever 30.
When measuring, support body 10 is placed on stable working face, while measuring probe 40 is passed through into feeler lever
30 protrude into round tube 90 to be measured, open measuring probe 40, and driving rotational angle measurement component 50 drives measuring probe 40 to be measured
Rotation one week in round tube 90, while recording the data that measuring probe 40 and rotational angle measurement component 50 are measured.
If can guarantee that the axis of feeler lever 30 is overlapped or parallel with the axis of round tube 90 to be measured, can directly be calculated
The circularity of round tube 90 to be measured；If the axis of the axis of feeler lever 30 and round tube 90 to be measured has angle [alpha], need by above-mentioned steps
After carrying out one-shot measurement, whole device is moved a certain distance by the axis direction along feeler lever 30, then carries out one-shot measurement, in conjunction with
The moving distance of the data and whole device that measure twice can calculate angle [alpha] (using trigonometric function), and calculate to be measured
The circularity of round tube 90.
When calculating the circularity of round tube 90 to be measured, the string of 40 point of measuring probe can be found out in the data of record
Length difference in the two sides, judges circularity, as long as the difference is within the allowable range, circularity meets the requirements.(according to hook stock
Theorem, diameter and chord data have correlation, can be judged according to this)
Circularity Quick testing instrument provided by the utility model by support body 10, feeler lever 30, is surveyed compared with prior art
The cooperation of amount probe 40 and rotational angle measurement component 50, and then collect with associated two groups of data, i.e., rotational angle and
Measuring probe 40, without finding diameter, is just more precisely calculated round tube 90 to be measured at a distance from 90 inner wall of round tube to be measured
Circularity, can be rapidly completed measurement, improve working efficiency, simultaneously because can be carried out to the circumferential all data of round tube 90 to be measured
Measurement, therefore the flatness of 90 inner wall of round tube to be measured can also be measured simultaneously.
Referring to Fig. 1, a kind of specific embodiment as circularity Quick testing instrument provided by the utility model, further includes
Rotation seat 20, rotation seat 20 are connect with support body 10, and cylindrical cavity is equipped with inside rotation seat 20；Feeler lever 30 includes for being arranged in
Sliding axle in cylindrical cavity, sliding axle are cylindrical structure.The structure that this cylindrical cavity cooperates with sliding axle can either make to visit
Bar 30 slides, and feeler lever 30 can be made to rotate, and the measurement of two stations can be completed in the case where motionless support body 10, improves
The accuracy of measurement.Rotation seat 20 can be the circular sleeve being installed on support body 10.
Referring to Fig. 2, a kind of specific embodiment as circularity Quick testing instrument provided by the utility model, further includes
Rotation seat 20, rotation seat 20 are slidably connected with support body 10 along 30 axis direction of feeler lever, and are rotatablely connected with feeler lever 30.It is optional
Ground, rotation seat 20 are equipped with slideway 21, and support body 10 is equipped with the sliding block 13 cooperated with slideway 21 and for consolidating slide position
Fixed fastening structure.
This mode that slide construction and rotational structure is respectively set in rotation seat 20 can facilitate feeler lever 30 in two works
Quantitative exercise on position.
Referring to Fig. 2, a kind of specific embodiment as circularity Quick testing instrument provided by the utility model, further includes
Sliding distance measures component 60, and sliding distance measurement component 60 is located on rotation seat 20, feeler lever 30 or support body 10, for measuring
Relative displacement between feeler lever 30 and support body 10.
Referring to Fig. 2, a kind of specific embodiment as circularity Quick testing instrument provided by the utility model, measurement is visited
First 40, rotational angle measurement component 50 and sliding distance measurement component 60 are electrically-controlled component, and circularity Quick testing instrument further includes
Data processing module 70 and data storage module 80, data processing module 70 respectively with measuring probe 40, rotational angle measurement group
Part 50 and sliding distance measurement component 60 are electrically connected, for handling and calculating measuring probe 40, rotational angle measurement 50 and of component
Sliding distance measures the data that component 60 acquires；Data storage module 80 is electrically connected with data processing module 70, for storing number
According to.
When in use, data processing module 70 receives measuring probe 40, rotational angle measurement component 50 and sliding distance and surveys
Data storage module 80 is calculated and be stored in after the data that amount component 60 acquires, is transferred with facilitating, while can also be arranged
The display module being electrically connected with data processing module 70 checks data to facilitate.
By the way of calculating automatically, that is, be conducive to improve detection speed and efficiency, and be conducive to improve accuracy in detection.
Referring to Fig. 2, a kind of specific embodiment as circularity Quick testing instrument provided by the utility model, feeler lever 30
It is equipped with the first gear 31 being coaxially disposed with feeler lever 30, it includes angular transducer 51 and the second tooth that rotational angle, which measures component 50,
Wheel 52, second gear 52 is rotatably arranged on rotation seat 20, and for engaging with first gear 31；Angular transducer 51 and second
Gear 52 is coaxially connected, is electrically connected for detecting the rotational angle of second gear 52, and with data processing module 70.
Referring to Fig. 2, a kind of specific embodiment as circularity Quick testing instrument provided by the utility model, measurement is visited
First 40 be laser ranging probe, and one end that feeler lever 30 is used to protrude into round tube 90 to be measured is equipped with bend pipe 32, the axis at 32 both ends of bend pipe
Line is mutually perpendicular to, and 32 one end of bend pipe and the end of feeler lever 30 are coaxially connected, and the other end is for being fixedly installed measuring probe 40；Feeler lever
Cavity is equipped with inside 30 in the axial direction, is connected to inside cavity and bend pipe 32, the lead of measuring probe 40 is arranged in cavity, and
It is drawn by feeler lever 30 far from the end of measuring probe 40.
Referring to Fig. 2, a kind of specific embodiment as circularity Quick testing instrument provided by the utility model, sliding away from
It is the laser range finder being located on rotation seat 20 or support body 10 from measurement component 60, bend pipe 32 is equipped with for reflection laser
Reflecting surface.
Referring to Fig. 2, a kind of specific embodiment as circularity Quick testing instrument provided by the utility model, feeler lever 30
It is equipped with level meter and maintains it in horizontality to adjust the angle of feeler lever 30, level meter can be horizontal bubble.Feeler lever
30 one end far from measuring probe 40 are equipped with handle 33, and support body 10 includes tripod 11 and the holder being located on tripod 11
12, rotation seat 20 is located on holder 12.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (10)
1. a kind of circularity Quick testing instrument characterized by comprising
Support body, for being placed in working face；
Feeler lever is connect for protruding into round tube to be measured with the support body, and have along the feeler lever axis direction move from
By degree and around the freedom degree of feeler lever axis rotation；
Measuring probe is set to described feeler lever one end, for measuring at a distance from the round tube inner wall to be measured；And
Rotational angle measures component, is used to measure the rotational angle of the feeler lever set on the support body.
2. circularity Quick testing instrument as described in claim 1, it is characterised in that: further include:
Rotation seat is connect with the support body, and cylindrical cavity is equipped with inside the rotation seat；The feeler lever includes for being arranged in
Sliding axle in the cylindrical cavity, the sliding axle are cylindrical structure.
3. circularity Quick testing instrument as described in claim 1, which is characterized in that further include:
Rotation seat is slidably connected with the support body along the feeler lever axis direction, and is rotatablely connected with the feeler lever.
4. circularity Quick testing instrument as claimed in claim 3, it is characterised in that: the rotation seat is equipped with slideway, the branch
Frame body is equipped with the sliding block cooperated with the slideway and for the fastening structure that the slide position is fixed.
5. circularity Quick testing instrument as claimed in claim 2 or claim 3, which is characterized in that further include:
Sliding distance measure component, be located on the rotation seat, the feeler lever or the support body, for measure the feeler lever with
Relative displacement between the support body.
6. circularity Quick testing instrument as claimed in claim 5, which is characterized in that the measuring probe, the rotational angle are surveyed
Measuring component and sliding distance measurement component is electrically-controlled component, the circularity Quick testing instrument further include:
Data processing module measures component and the sliding distance measurement group with the measuring probe, the rotational angle respectively
Part electrical connection, for handling and calculating the measuring probe, rotational angle measurement component and the sliding distance measurement group
The data of part acquisition；And
Data storage module is electrically connected, for storing data with the data processing module.
7. circularity Quick testing instrument as claimed in claim 6, which is characterized in that the feeler lever is equipped with coaxial with the feeler lever
The first gear of setting, the rotational angle measurement component include:
Second gear is rotatably arranged on the rotation seat, and for engaging with the first gear；And
Angular transducer, it is coaxially connected with the second gear, for detecting the rotational angle of the second gear, and with it is described
Data processing module electrical connection.
8. circularity Quick testing instrument as claimed in claim 6, which is characterized in that the measuring probe is laser ranging probe,
One end that the feeler lever is used to protrude into the round tube to be measured is equipped with bend pipe, and the axis at the bend pipe both ends is mutually perpendicular to, described
Bend pipe one end and the end of the feeler lever are coaxially connected, and the other end is for being fixedly installed the measuring probe；Inside the feeler lever
It is equipped with cavity in the axial direction, is connected to inside the cavity and the bend pipe, the lead of the measuring probe is arranged in the sky
It is intracavitary, and drawn by the feeler lever far from the end of the measuring probe.
9. circularity Quick testing instrument as claimed in claim 8, which is characterized in that the sliding distance measurement component is is located at
The laser range finder on rotation seat or the support body is stated, the bend pipe is equipped with the reflecting surface for reflection laser.
10. circularity Quick testing instrument as claimed in claim 2 or claim 3, it is characterised in that: the feeler lever is equipped with level meter, institute
It states feeler lever and is equipped with handle far from one end of the measuring probe, the support body includes tripod and is located on the tripod
Holder, the rotation seat are located on the holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920646382.3U CN209623642U (en) | 2019-05-07 | 2019-05-07 | Circularity Quick testing instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920646382.3U CN209623642U (en) | 2019-05-07 | 2019-05-07 | Circularity Quick testing instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209623642U true CN209623642U (en) | 2019-11-12 |
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ID=68442712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920646382.3U Active CN209623642U (en) | 2019-05-07 | 2019-05-07 | Circularity Quick testing instrument |
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| CN (1) | CN209623642U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114577137A (en) * | 2020-11-30 | 2022-06-03 | 宝山钢铁股份有限公司 | Device and method for measuring ovality of pipe end of large-diameter steel pipe |
-
2019
- 2019-05-07 CN CN201920646382.3U patent/CN209623642U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114577137A (en) * | 2020-11-30 | 2022-06-03 | 宝山钢铁股份有限公司 | Device and method for measuring ovality of pipe end of large-diameter steel pipe |
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