CN109141328A - Measure contact, measurement component and measuring device - Google Patents
Measure contact, measurement component and measuring device Download PDFInfo
- Publication number
- CN109141328A CN109141328A CN201811027402.5A CN201811027402A CN109141328A CN 109141328 A CN109141328 A CN 109141328A CN 201811027402 A CN201811027402 A CN 201811027402A CN 109141328 A CN109141328 A CN 109141328A
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- CN
- China
- Prior art keywords
- contact
- measurement
- contact body
- measuring
- workpiece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/10—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring diameters
Abstract
The present invention relates to the technical fields of the discontinuous annulus planar survey such as internal diameter outer diameter of workpiece, disclose a kind of technical solution of the discontinuous annulus planar survey such as internal diameter outer diameter of workpiece.Measuring contact includes contact body, and the outer peripheral surface at least one edge of the contact body is formed as measuring contact surface, and the measurement contact surface is arc convex.When encountering discontinuous anchor ring or when dynamic rotation measures, since the central angle of arc convex can accomplish the corresponding central angle of notch being greater than on surface to be measured, notch can be streaked by then measuring contact, it avoids falling into inside notch, avoid measurement error caused by not fitting closely because of contact with workpiece, and the measurement of the detection to workpiece is then completed by the displacement variable of detection measurement contact, therefore the discontinuous of workpiece calibration anchor ring can be compatible with, and workpiece circumferential direction angle is not required, and it is applicable to dynamic and measures, and measurement accuracy is high.
Description
Technical field
The present invention relates to the technical field of the discontinuous annulus planar survey such as internal diameter outer diameter of workpiece, in particular to a kind of measurements
Contact, a kind of measurement component and a kind of measuring device.
Background technique
It is frequently necessary to measure some discontinuous anchor rings in measurement industry.It is discontinuously round for workpiece diameter outer diameter etc. at present
When anchor ring measures, it will usually try to avoid discontinuous anchor ring in a manner of centering angle etc., to complete to measure, or pass through one
The mode that a fixed mechanism contains discontinuous anchor ring is completed to measure.
In the first measurement method, most of occasion can centering angle, still, some occasions are then difficult to realize；And the
In two kinds of measurement methods, since fixed mechanism itself is rigid, simultaneously as the reasons such as mismachining tolerance can make measured value not
Accurately, and duplicate measurements is bad.
In addition, both existing measurement methods can not meet the demand for needing the occasion of dynamic measurement well.
Summary of the invention
In view of this, the present invention is directed to propose a kind of measurement contact, with can be to the discontinuous annulus such as workpiece diameter outer diameter
Face is accurately measured, and can meet the needs of dynamic measures well.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
A kind of measurement contact, which includes contact body, the periphery at least one edge of the contact body
Face is formed as measuring contact surface, and the measurement contact surface is arc convex.
Compared with the existing technology, in measurement contact of the invention, due to the outer peripheral surface at least one edge of contact body
Be formed as measuring contact surface, and the measurement contact surface is arc convex, in actual use, measurement contact will be installed to measuring staff
On, and the measuring staff is then installed in measurement sensor, in this way, when encountering discontinuous anchor ring or when dynamic rotation measures,
Since the central angle of arc convex can accomplish the corresponding central angle of notch being greater than on surface to be measured, then measuring contact can draw
Notch is crossed, avoids falling into inside notch, avoids measurement error caused by not fitting closely because of contact with workpiece, and passes through detection
The displacement variable of measurement contact then completes the measurement of the detection to workpiece, therefore can be compatible with the discontinuous of workpiece calibration anchor ring,
And workpiece circumferential direction angle is not required, and be applicable to dynamic and measure, and measurement accuracy is high.
Further, the diamond shape mounting hole for measuring contact installation positioning is formed in the contact body.
Further, the limit knot limited for the hunting range to contact body is formed in the contact body
Structure.
Further, the position limiting structure is the limit casting lug thereon stretched out from the contact body, the limit convex
Block is formed on the outer peripheral surface at the edge opposite with the arc convex of the contact body out.
In addition, the upper and lower surfaces of the contact body pass through inclined surface transition between the arc convex respectively
Connection；And/or
The outer peripheral surface at multiple edges of the contact body is respectively formed as measurement contact surface, multiple measurement contact surfaces
For the different arc convex of arc central angle.
In addition, the present invention provides a kind of measurement component, which includes the touching of measurement described in measuring staff and any of the above
Head, wherein the contact body is arranged on the measuring staff.
In this way, as described above, which can be compatible with the discontinuous of workpiece calibration anchor ring, and to workpiece circumferential direction angle
Degree does not require, and is applicable to dynamic and measures, and measurement accuracy is high.
Further, in the case of the contact body is formed with diamond shape mounting hole, the contact body by across
The connector of the diamond shape mounting hole is arranged on the end face of the measuring staff, wherein the connector is installed across the diamond shape
The outer diameter of the bar portion in hole is less than the inscribed diameter of a circle of the diamond shape mounting hole.
In addition, being provided on the end face of the measuring staff in the case of limit casting lug thereon stretched out in the contact body
Two spaced apart stoppers, the limit casting lug thereon are located between two stoppers.
Finally, the present invention provides a kind of measuring device, which includes described in measurement sensor and any of the above
Measure component, wherein the measurement sensor includes measurement sensor ontology and sensing connecting rod, and the sensing connecting rod can
Swingingly it is arranged on the measurement sensor ontology；The measuring staff is arranged in the sensing connecting rod, the measurement sensing
Device ontology is able to detect the displacement variable of the contact body by the sensing connecting rod.
In this way, as described above, by the displacement variable of detection measurement contact, measurement sensor can then be completed to work
The detection of part measures, therefore can be compatible with the discontinuous of workpiece calibration anchor ring, and do not require workpiece circumferential direction angle, and can fit
For dynamically measuring, and measurement accuracy is high.
Further, the measurement sensor ontology and the sensing connecting rod are arranged side by side, and the sensing connects
Bar is higher by the measurement sensor ontology to form the portion of being higher by；The measuring staff is higher by passing towards the measurement for portion described in being connected to
On the side of sensor ontology.
Other features and advantages of the present invention will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide further understanding of the present invention, schematic reality of the invention
It applies mode and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is a kind of schematic perspective view of measuring device described in the specific embodiment of the invention；
The right-hand end that Fig. 2 is Fig. 1 regards structural schematic diagram, wherein does not show other structures；
Fig. 3 is the schematic diagram for measuring contact measurement, wherein measurement contact is shown as sectional structure.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can
To be combined with each other.
The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with embodiment.
Structure as shown in Figure 1, Figure 2 and Figure 3, measurement contact provided by the invention include contact body 1, contact body 1
At least one edge outer peripheral surface be formed as measure contact surface, measurement contact surface be arc convex 2.
In the measurement contact, since the outer peripheral surface at least one edge of contact body is formed as measuring contact surface, and
The measurement contact surface is arc convex, and in actual use, measurement contact will be installed on measuring staff, and the measuring staff is then installed to survey
On quantity sensor, in this way, when encountering discontinuous anchor ring or when dynamic rotation measures, since the central angle of arc convex can
To accomplish the corresponding central angle of notch being greater than on surface to be measured, then notch can be streaked by measuring contact, avoid falling into notch
Portion avoids measurement error caused by not fitting closely because of contact with workpiece, and passes through the displacement variable of detection measurement contact
It then completes the detection to workpiece to measure, therefore the discontinuous of workpiece calibration anchor ring can be compatible with, and do not have to workpiece circumferential direction angle
It is required that and be applicable to dynamic and measure, and measurement accuracy is high.
Certainly, in actual use, contact body 1 can be fixedly mounted, for example be fixedly mounted on the measuring rod, which can
To be fixedly mounted in measurement sensor, alternatively, contact body 1 can be moveably mounted, for example, being movably mounted to measuring staff
On end face, for example, contact body 1 can be swung within the scope of certain angle.
Further, for improving measurement accuracy, it is preferable that as shown in figure 3, being formed in contact body 1 for measuring
The diamond shape mounting hole 3 of contact installation positioning, in this way, during installation, contact body 1 is by wearing since diamond hole machining accuracy is high
The connector 7 for crossing diamond shape mounting hole 3 is arranged on the end face of measuring staff 6, wherein connector 7 passes through the bar portion of diamond shape mounting hole 3
Outer diameter is less than the inscribed diameter of a circle of diamond shape mounting hole 3.In this way, contact body 1 can then rotate, or put in a certain range
It is dynamic.
In addition, structure shown in referring to figs. 2 and 3, it is formed in contact body 1 for the hunting range to contact body
The position limiting structure limited.In this way, contact body 1 is in the discontinuous anchor ring of contact measurement, as shown in Figure 3, contact sheet
Body 1 will be moved and can be fitted along discontinuous anchor ring and swing on the spot, so that the displacement variable for measuring contact is transferred to survey
Quantity sensor, to complete the detection measurement to workpiece.
Certainly, position limiting structure can have diversified forms, for example, arc groove is formed on the end face of measuring staff, contact body 1
On be formed with protrusion, protrusion can be slidably disposed in arc groove；Alternatively, as shown in Figures 2 and 3, position limiting structure is from touching
The limit casting lug thereon 4 stretched out on head ontology 1, limit casting lug thereon 4 are formed in the edge opposite with arc convex 2 of contact body 1
Outer peripheral surface on.And there are two spaced apart stoppers 8, limit casting lug thereon 4 to be located at two blockings for setting on the end face of measuring staff
Between block 8.In this way, limit protrusion fast 4 will be swung between two stoppers 8, along discontinuous anchor ring to limit contact sheet
The hunting range of body 1.
In addition, reducing the contact area of arc convex 2 and discontinuous anchor ring 13 for improving measurement accuracy, it is preferable that
As depicted in figs. 1 and 2, the upper and lower surfaces of contact body 1 pass through 5 transition of inclined surface between arc convex 2 respectively
Connection.In this way, contact body 1 is only contacted by the arc convex 2 in the middle part of the outer peripheral surface at edge with discontinuous anchor ring 13, this will
Promote the accuracy of measurement；
And/or
The outer peripheral surface at multiple edges of contact body 1 is respectively formed as measurement contact surface, and multiple measurement contact surfaces are arc
The different arc convex 2 of central angle, in this way, after contact body 1 is rotatably mounted on the end face of measuring staff, it can be according to reality
Measurement demand rotates contact body 1, contacts the arc convex 2 of corresponding arc central angle with discontinuous anchor ring 13.
In addition, the present invention provides a kind of measurement component, which includes the touching of measurement described in measuring staff 6 and any of the above
Head, wherein contact body 1 is arranged on measuring staff 6.In this way, as above, which can be compatible with workpiece calibration anchor ring not
Continuously, and to workpiece circumferential direction angle it does not require, and is applicable to dynamic and measures, and measurement accuracy is high.
Further, in the case of contact body 1 is formed with diamond shape mounting hole 3, contact body 1 is pacified by passing through diamond shape
The connector 7 in dress hole 3 is arranged on the end face of measuring staff 6, wherein the outer diameter that connector 7 passes through the bar portion of diamond shape mounting hole 3 is less than
The inscribed diameter of a circle of diamond shape mounting hole 3.In this way, it is as described above, since diamond hole machining accuracy is high, during installation, contact
Ontology 1 is arranged on the end face of measuring staff 6 by passing through the connector 7 of diamond shape mounting hole 3, wherein connector 7 is installed across diamond shape
The outer diameter of the bar portion in hole 3 is less than the inscribed diameter of a circle of diamond shape mounting hole 3.In this way, contact body 1 can then rotate, Huo Zhe
It is swung in a certain range.
In addition, setting is there are two between on the end face of measuring staff 6 in the case of the limit casting lug thereon 4 stretched out in contact body 1
Every the stopper 8 of arrangement, limits casting lug thereon 4 and be located between two stoppers 8.In this way, along discontinuous anchor ring, limit protrusion
Fast 4 will swing between two stoppers 8, to limit the hunting range of contact body 1.
Finally, the present invention provides a kind of measuring device, which includes described in measurement sensor 9 and any of the above
Measure component, wherein measurement sensor 9 includes measurement sensor ontology 10 and sensing connecting rod 11, and sensing connecting rod 11 can
Swingingly it is arranged on measurement sensor ontology 10；In sensing connecting rod 11, measurement sensor ontology 10 passes through the setting of measuring staff 6
Sensing connecting rod 11 is able to detect the displacement variable of contact body 1.
In this way, as above, by the displacement variable of detection measurement contact, measurement sensor can then be completed to workpiece
Detection measurement, therefore it can be compatible with the discontinuous of workpiece calibration anchor ring, and do not require workpiece circumferential direction angle, and be applicable to
Dynamic measures, and measurement accuracy is high.
Further, in order to reduce the space hold of the measuring device, it is preferable that as shown in Figure 1, measurement sensor sheet
Body 10 and sensing connecting rod 11 be arranged side by side, and sense connecting rod 11 be higher by measurement sensor ontology 10 with formed be higher by portion
12；Measuring staff 6 be connected to the portion of being higher by 12 towards on the side of measurement sensor ontology 10.
The above is only better embodiments of the invention, are not intended to limit the invention, all in spirit of the invention
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of measurement contact, which is characterized in that including contact body (1), at least one edge of the contact body (1)
Outer peripheral surface is formed as measuring contact surface, and the measurement contact surface is arc convex (2).
2. measurement contact according to claim 1, which is characterized in that be formed on the contact body (1) for measuring
The diamond shape mounting hole (3) of contact installation positioning.
3. measurement contact according to claim 1, which is characterized in that be formed on the contact body (1) for touching
The position limiting structure that the hunting range of head ontology is limited.
4. measurement contact according to claim 3, which is characterized in that the position limiting structure is from the contact body (1)
The limit casting lug thereon (4) of upper stretching, limit casting lug thereon (4) are being formed in the contact body (1) with the arc convex
(2) on the outer peripheral surface at opposite edge.
5. measurement contact described in any one of -4 according to claim 1, which is characterized in that the contact body (1) it is upper
Surface and lower surface are connect between the arc convex (2) by inclined surface (5) transition respectively；And/or
The outer peripheral surface at multiple edges of the contact body (1) is respectively formed as measurement contact surface, multiple measurement contact surfaces
For the different arc convex of arc central angle (2).
6. a kind of measurement component, which is characterized in that including measuring staff (6) and survey described in any one of -5 according to claim 1
Measure contact, wherein the contact body (1) is arranged on the measuring staff (6).
7. measurement component according to claim 6, which is characterized in that be formed with diamond shape installation in the contact body (1)
In the case of hole (3), the contact body (1) is arranged by passing through the connector (7) of the diamond shape mounting hole (3) in the survey
On the end face of bar (6), wherein
The outer diameter that the connector (7) passes through the bar portion of the diamond shape mounting hole (3) is less than the inscribed of the diamond shape mounting hole (3)
Diameter of a circle.
8. measurement component according to claim 6 or 7, which is characterized in that the limit stretched out on the contact body (1)
In the case of casting lug thereon (4), there are two spaced apart stopper (8), the limit convexes for setting on the end face of the measuring staff (6)
Block (4) is located between two stoppers (8) out.
9. a kind of measuring device, which is characterized in that including measurement sensor (9) and according to any one of claim 6-8 institute
The measurement component stated, wherein
The measurement sensor (9) includes measurement sensor ontology (10) and sensing connecting rod (11), the sensing connecting rod
(11) can swingingly be arranged on the measurement sensor ontology (10)；
The measuring staff (6) is arranged on the sensing connecting rod (11), and the measurement sensor ontology (10) passes through the sensing
Connecting rod (11) is able to detect the displacement variable of the contact body (1).
10. measuring device according to claim 9, which is characterized in that the measurement sensor ontology (10) and the biography
Feel connecting rod (11) to be arranged side by side, and the sensing connecting rod (11) is higher by the measurement sensor ontology (10) to form height
Portion (12) out；
The measuring staff (6) be connected to it is described be higher by portion (12) towards on the side of the measurement sensor ontology (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811027402.5A CN109141328A (en) | 2018-09-04 | 2018-09-04 | Measure contact, measurement component and measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811027402.5A CN109141328A (en) | 2018-09-04 | 2018-09-04 | Measure contact, measurement component and measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109141328A true CN109141328A (en) | 2019-01-04 |
Family
ID=64826863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811027402.5A Pending CN109141328A (en) | 2018-09-04 | 2018-09-04 | Measure contact, measurement component and measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109141328A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110398195A (en) * | 2019-06-17 | 2019-11-01 | 山东黄金矿业科技有限公司深井开采实验室分公司 | To open-work hole depth measurement device and method under one kind |
| CN117405060A (en) * | 2023-12-14 | 2024-01-16 | 东北石油大学 | Inner diameter measuring device for machining and detection method thereof |
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