CN209605738U - A kind of roundness measuring instrument - Google Patents
A kind of roundness measuring instrument Download PDFInfo
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- CN209605738U CN209605738U CN201920212542.3U CN201920212542U CN209605738U CN 209605738 U CN209605738 U CN 209605738U CN 201920212542 U CN201920212542 U CN 201920212542U CN 209605738 U CN209605738 U CN 209605738U
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- mounting base
- measurer
- measured
- arc
- center
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Abstract
The utility model relates to a kind of roundness measuring instruments, include test desk；Arc-shaped rail slot and part mounting base to be measured are provided on the test desk；The part mounting base to be measured is used to install part to be measured；The center of the part to be measured and the center of arc-shaped rail slot are on same vertical line；Measurer mounting base is provided on the arc-shaped rail slot；The measurer mounting base can be moved along arc-shaped rail slot；It is used to fix measurer in the measurer mounting base；The measurer is fixed on the center of measurer mounting base；The measuring head of the measurer is towards part to be measured；The center of the measurer mounting base and the center of arc-shaped rail slot are always held on same vertical line, the measuring head of the measurer and the center of arc of part to be measured are in same level simultaneously, when measurer mounting base is moved along arc-shaped rail slot, i.e., the measurer in amount usable tool mounting base measures the radian that circular arc is corresponded on part to be measured；The utility model structure is simple, and strong operability, measuring speed is fast, applied widely.
Description
Technical field
The utility model relates to a kind of structure is simple, strong operability, measuring speed is fast, roundness measurement applied widely
Instrument.
Background technique
In the prior art, the measurement of the circular arc portion of circular pieces is typically necessary dedicated tooling, generallys use to be measured
Part rotation, the fixed different mode of measuring tool, the difficult point of this mode is the clamping of part to be measured, thus versatility is poor.
For this purpose, we have developed, a kind of structure is simple, and strong operability, measuring speed is fast, and circularity applied widely is surveyed
Measure instrument.
Utility model content
The utility model aim be for overcome the deficiencies in the prior art and a kind of structure is provided simple, strong operability,
Measuring speed is fast, roundness measuring instrument applied widely.
In order to achieve the above objectives, the technical solution adopted in the utility model is: a kind of roundness measuring instrument, includes test desk；
Arc-shaped rail slot and part mounting base to be measured are provided on the test desk；The part mounting base to be measured is used to install part to be measured；
The center of the part to be measured and the center of arc-shaped rail slot are on same vertical line；The amount of being provided on the arc-shaped rail slot
Has mounting base；The measurer mounting base can be moved along arc-shaped rail slot；It is used to fix measurer in the measurer mounting base；It is described
Measurer is fixed on the center of measurer mounting base；The measuring head of the measurer is towards part to be measured；The center of the measurer mounting base with
The center of arc-shaped rail slot is always held on same vertical line, while in the circular arc of the measuring head of the measurer and part to be measured
The heart is in same level, and when measurer mounting base is moved along arc-shaped rail slot, i.e., the measurer in amount usable tool mounting base is surveyed
The radian of circular arc is corresponded on part to be measured out.
Preferably, the side of the part mounting base to be measured is provided with Step Shaft；The Step Shaft is used to install part to be measured.
Preferably, the side of the part mounting base to be measured is provided with stepped hole；The stepped hole is used to install part to be measured.
Preferably, the side of the measurer mounting base is provided with the first locating piece and the first position block；The measurer peace
The first mounting base is provided on dress seat；The first differential head is provided in first mounting base；It is vertical on the first differential head
Ground is provided with the first connecting shaft；First connecting shaft is arranged in the first mounting base；The first differential head can connect around first
Spindle rotation；When the first differential head rotates to the first position block of contact, the first differential head is in horizontality, finely tunes at this time
First differential head can make the first differential crown live the first locating piece；By finely tuning the first differential head, make when measurer mounting base edge
When arc-shaped rail slot moves, the center of measurer mounting base and the center of arc-shaped rail slot are always held at same vertical line
On.
Preferably, the other side of the measurer mounting base is provided with the second locating piece and the second position block；The measurer
The second mounting base is provided in mounting base；The second differential head is provided in second mounting base；It is erected on the second differential head
Directly it is provided with the second connecting shaft；Second connecting shaft is arranged in the second mounting base；The second differential head can be around second
Connecting shaft rotation；When the second differential head rotates to the second position block of contact, the second differential head is in a vertical state, micro- at this time
The second differential head is adjusted, the second differential crown can be made to live the second locating piece；By the first differential head of fine tuning and the second differential head, make
When measurer mounting base is moved along arc-shaped rail slot, the center of measurer mounting base and the center of arc-shaped rail slot are always maintained at
On same vertical line.
Due to the application of the above technical scheme, the utility model has the advantage that compared with prior art
Roundness measuring instrument described in the utility model is by moving measurer mounting base along arc-shaped rail slot, i.e., available
Measurer in measurer mounting base measures the radian of circular arc on part to be measured；The utility model structure is simple, strong operability, measurement speed
Degree is fast, applied widely.
Detailed description of the invention
Technical solutions of the utility model are described further with reference to the accompanying drawing:
Structural schematic diagram when attached drawing 1 is the first detection position of roundness measuring instrument described in the utility model；
Attached drawing 2 is A to partial enlarged view；
Structural schematic diagram when attached drawing 3 is the second detection position of roundness measuring instrument described in the utility model；
Wherein: 1, test desk；2, part mounting base to be measured；3, Step Shaft；4, arc-shaped rail slot；5, measurer mounting base；51,
First locating piece；52, the first mounting base；53, the first connecting shaft；54, the first differential head；55, the first position block；56, second
Locating piece；57, the second mounting base；58, the second connecting shaft；59, the second differential head；60, the second position block.
Specific embodiment
The preferred embodiment of the utility model is described in detail with reference to the accompanying drawing, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, to make the protection scope of the utility model apparent clear
Define.
Attached drawing 1-3 is roundness measuring instrument described in the utility model, includes test desk 1；Circle is provided on the test desk 1
Arc track slot 4 and part mounting base 2 to be measured；The side of the part mounting base 2 to be measured is provided with Step Shaft 3；The Step Shaft 3 is used
To install part (not shown) to be measured；The center of the part to be measured and the center of arc-shaped rail slot 4 are on same vertical line；It is described
Measurer mounting base 5 is provided on arc-shaped rail slot 4；The measurer mounting base 5 can be moved along arc-shaped rail slot 4；The amount
It is used to fix measurer (not shown) in tool mounting base 5；The measurer is fixed by the fixation hole (not shown) in measurer mounting base 5
At the center of measurer mounting base 5；The measuring head of the measurer is towards part to be measured；The side of the measurer mounting base 5 is provided with
A positioning block 51 and the first position block 55；The first mounting base 52 is provided in the measurer mounting base 5；First mounting base
The first differential head 54 is provided on 52；The first connecting shaft 53 is vertically provided on the first differential head 54；Described first connects
Spindle 53 is arranged in the first mounting base 52；The first differential head 54 can be rotated around the first connecting shaft 53；When the first differential head
54 rotate to contact the first position block 55 when, the first differential head 54 is in horizontality, finely tunes the first differential head 54 at this time, i.e.,
The first differential head 54 can be made to withstand the first locating piece 51.
The other side of the measurer mounting base 5 is provided with the second locating piece 56 and the second position block 60；The measurer peace
The second mounting base 57 is provided on dress seat 5；The second differential head 59 is provided in second mounting base 57；The second differential head
The second connecting shaft 58 is vertically provided on 59；Second connecting shaft 58 is arranged in the second mounting base 57；Described second is micro-
59 can rotate around the second connecting shaft 58 separately；When the second differential head 59 rotates to the second position block 60 of contact, the second differential
First 59 is in a vertical state, finely tunes the second differential head 59 at this time, and the second differential head 59 can be made to withstand the second locating piece 56.
On the present embodiment, the side of the part mounting base 2 to be measured is provided with Step Shaft 3；Can certainly with stepped hole come
Instead of Step Shaft 3.The stepped hole is used to install part to be measured.
When measuring work, by the first differential head 54 of fine tuning and the second differential head 59, make when measurer mounting base 5 is along arc-shaped
When track groove 4 moves, the center of measurer mounting base 5 and the center of arc-shaped rail slot 4 are always held on same vertical line, together
When make measurer measuring head and part to be measured center of arc in same level, measuring head is dial gauge；Then by part to be measured
Be mounted on Step Shaft 3, when part to be measured be sphere or part sphere, make spherical part center and arc-shaped rail slot 4 in
The heart is on same vertical line；By dial gauge contact measured part surface, and data are reset, then make measurer mounting base 5 along arc-shaped rail
Road slot 4 moves, and can survey the error of corresponding circular arc, and calculate its circularity, then rotate part set angle to be measured, be further continued for
The measurement in face can be obtained the circularity of multiple circular arcs repeatedly.
Certain part to be measured is also possible to circular piece；Even part to be measured is arc-shaped workpiece, whether up to standard can also measure its arc.
Their measurement method is not repeated herein similar to the roundness measurement method of above-mentioned sphere.
Due to the application of the above technical scheme, the utility model has the advantage that compared with prior art
Roundness measuring instrument described in the utility model is by moving measurer mounting base 5 along arc-shaped rail slot 4, Ji Keli
The radian of circular arc on part to be measured is measured with the measurer in measurer mounting base 5；The utility model structure is simple, strong operability, surveys
It is fast to measure speed, it is applied widely.
The above is only the specific application examples of the utility model, do not constitute any limit to the protection scope of the utility model
System.Any technical scheme formed by adopting equivalent transformation or equivalent replacement, all fall within the utility model rights protection scope it
It is interior.
Claims (5)
1. a kind of roundness measuring instrument includes test desk；It is characterized by: be provided on the test desk arc-shaped rail slot and to
Survey part mounting base；The part mounting base to be measured is used to install part to be measured；In the center of the part to be measured and arc-shaped rail slot
The heart is on same vertical line；Measurer mounting base is provided on the arc-shaped rail slot；The measurer mounting base can be along arc-shaped
Track groove movement；It is used to fix measurer in the measurer mounting base；The measurer is fixed on the center of measurer mounting base；The amount
The measuring head of tool is towards part to be measured；The center of the measurer mounting base and the center of arc-shaped rail slot are always held at same perpendicular
On straight line, while the center of arc of the measuring head of the measurer and part to be measured is in same level, when measurer mounting base is along circle
The radian that circular arc is corresponded on part to be measured is measured in the movement of arc track slot, i.e. measurer in amount usable tool mounting base.
2. roundness measuring instrument according to claim 1, it is characterised in that: the side of the part mounting base to be measured is provided with platform
Rank axis；The Step Shaft is used to install part to be measured.
3. roundness measuring instrument according to claim 1, it is characterised in that: the side of the part mounting base to be measured is provided with platform
Rank hole；The stepped hole is used to install part to be measured.
4. roundness measuring instrument according to claim 1 or 2 or 3, it is characterised in that: the side of the measurer mounting base is arranged
There are the first locating piece and the first position block；The first mounting base is provided in the measurer mounting base；In first mounting base
It is provided with the first differential head；The first connecting shaft is vertically provided on the first differential head；The first connecting shaft setting exists
In first mounting base；The first differential head can be rotated around the first connecting shaft；When the first differential head rotates to the first positioning of contact
When block, the first differential head is in horizontality, finely tunes the first differential head at this time, and the first differential crown can be made to live the first positioning
Block；By finely tuning the first differential head, make when measurer mounting base is moved along arc-shaped rail slot, the center of measurer mounting base and circle
The center of arc track slot is always held on same vertical line.
5. roundness measuring instrument according to claim 4, it is characterised in that: the other side of the measurer mounting base is provided with
Two locating pieces and the second position block；The second mounting base is provided in the measurer mounting base；It is arranged in second mounting base
There is the second differential head；The second connecting shaft is vertically provided on the second differential head；Second connecting shaft is arranged second
In mounting base；The second differential head can be rotated around the second connecting shaft；When the second differential head rotates to the second position block of contact
When, the second differential head is in a vertical state, finely tunes the second differential head at this time, and the second differential crown can be made to live the second locating piece；
By the first differential head of fine tuning and the second differential head, make when measurer mounting base is moved along arc-shaped rail slot, measurer mounting base
Center and the center of arc-shaped rail slot be always held on same vertical line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920212542.3U CN209605738U (en) | 2019-02-19 | 2019-02-19 | A kind of roundness measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920212542.3U CN209605738U (en) | 2019-02-19 | 2019-02-19 | A kind of roundness measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209605738U true CN209605738U (en) | 2019-11-08 |
Family
ID=68403934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920212542.3U Active CN209605738U (en) | 2019-02-19 | 2019-02-19 | A kind of roundness measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209605738U (en) |
-
2019
- 2019-02-19 CN CN201920212542.3U patent/CN209605738U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Cai Guodong Inventor after: Xiong Yalin Inventor before: Cai Guoqing Inventor before: Xiong Yalin |
|
| CB03 | Change of inventor or designer information |