CN209197646U - It is a kind of for measuring center away from measuring device - Google Patents
It is a kind of for measuring center away from measuring device Download PDFInfo
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- CN209197646U CN209197646U CN201822117889.8U CN201822117889U CN209197646U CN 209197646 U CN209197646 U CN 209197646U CN 201822117889 U CN201822117889 U CN 201822117889U CN 209197646 U CN209197646 U CN 209197646U
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Abstract
The utility model provide it is a kind of for measuring center away from measuring device, including main scale, auxiliary scale, first test arm and the second test arm, one end of main scale is equipped with the first test arm that can be slided along its width direction, measuring head A is installed on the first test arm, scale surface is provided with main scale mark, auxiliary scale is sleeved on main scale, auxiliary scale one end is provided with the second test arm, measuring head B is installed on the second test arm, auxiliary scale surface is provided with subscale mark, when first main scale mark of main scale is aligned with first subscale mark of auxiliary scale, spacing between measuring head A and measuring head B is identical as registration corresponding to first main scale mark on main scale.Using the technical solution of the utility model, operating method is identical as conventional vernier caliper, user can directly read measured value, it does not need to calculate aperture, measurement technique is simplified, measurement error is reduced, improves measurement accuracy, when replacing different measuring head A or measuring head B, measuring device is applicable to different applications.
Description
Technical field
The utility model relates to measuring device technical field, refer in particular to it is a kind of for measuring center away from measuring device.
Background technique
In aircraft industry, many unfamiliar-looking components can be encountered often, as people are to components service performance
The requirement of aspect is more and more, and the requirement of the accuracy of manufacture of various components is also higher and higher, in order to keep the components of manufacture full
The requirement being pre-designed enough then needs to detect components, and in these components, hole characteristic is common spy
Sign, however, not being specially adapted for measuring two hole center-spaced specialist tools in the prior art, in the prior art, mainly
Using two methods to the centers of two hole characteristics away from measuring, one is using the plug indirect method of measurement, when measurement due to
Element to be measured cannot be directly measured, not only measurement error is big using this measurement method, but also be easy to cause measurement is inaccurate to show
As；For second to be detected using three-coordinate instrument, this measurement method, need operator have quite high measuring technique,
Measurement method and Measure skill, and need to detect tested internal surface of hole different height centre point and tested centerline hole is set out
Position, not only the operating time is too long, and three-coordinate instrument is expensive, for the enterprise of some middle and small scales, it is difficult to
It bears, hardware investment higher cost.
Utility model content
In order to solve the above technical problems, the utility model provide it is a kind of for measuring center away from measuring device.
The utility model is achieved by the following technical programs.
The utility model provide it is a kind of for measuring center away from measuring device, including main scale, auxiliary scale, the first test arm and
Second test arm, one end of the main scale are equipped with sleeve, and first test arm is sleeved within the sleeve, first test arm
End is equipped with measuring head A, along the main scale length direction, to the other end of the main scale from the first test arm, described
Scale surface is provided with several main scale marks, and the auxiliary scale is sleeved on main scale and can be sliding along the main scale length direction
Dynamic, described auxiliary scale one end is provided with the second test arm, and second test arm end is equipped with measuring head B, along the auxiliary scale length
Direction is provided with several subscale marks, the pair on the auxiliary scale surface to the other end of the auxiliary scale from the second test arm
Graduation mark quantity is less than the main scale mark quantity, when first pair on first main scale mark on the main scale and the auxiliary scale
When graduation mark is aligned, in the spacing and the main scale between the measuring head A and measuring head B corresponding to first main scale mark
Registration is identical.
Spacing between the measuring head A and measuring head B is the integral multiple of 10mm, first on the corresponding main scale
Registration corresponding to main scale mark is the integral multiple of 10mm.
The measuring head A, the end measuring head B are the back taper bodily form or cross section is the bar shape of regular polygon.
Lock-screw A is bolted on the sleeve outer peripheral surface, lock-screw A is for locking first test arm relative to institute
State the position of main scale width direction.
First test arm surface is additionally provided with the altitude scale line that several indexing are 5mm.
The main scale mark indexing is 1mm.
The subscale mark quantity is 50, wherein the distance between first subscale mark and the last item subscale mark
For 49mm.
Lock-screw B is also bolted in the auxiliary scale, lock-screw B is long relative to the main scale for locking the auxiliary scale
Spend the position in direction.
It is also sheathed with fine tuning ruler on the main scale, finely tunes and is provided with rotatable fine-tuning nut on ruler, with fine-tuning nut
It is bolted with regulating rod, regulating rod can abut against the auxiliary scale outer surface.
Lock-screw C is bolted on the fine tuning ruler, lock-screw C is for locking the fine tuning ruler relative to the main scale
The position of length direction.
The utility model has the beneficial effects that: user only need to be by measuring head A using the technical solution of the utility model
With measuring head B respectively against can be to two Kong Te according to the operating method of conventional vernier caliper in the center of hole characteristic to be measured
Away from measuring, first test arm of the utility model can be facilitated along main scale width direction up and down adjustment at center between sign
To there are the two of difference in height hole characteristic centers away from measuring, in addition can also directly be read from the altitude scale line on the first test arm
The height difference between two hole characteristics is taken out, center distance measurement reading in hole is directly read from main scale mark and subscale mark,
Cumbersome calculating is carried out without device to hole internal diameter, simplifies measurement technique, and reduce measurement error, improves measurement essence
Degree, in addition, by replacing different measuring head A or measuring head B, can satisfy at different conditions to center away from measurement want
It asks, the utility model has structure simple, easy to operate, the advantages that manufacturing cost is cheap, application method is grasped convenient for operator,
It is also convenient for the wide popularization and application in vast medium-sized and small enterprises.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 be the utility model first embodiment use when and part connection schematic diagram；
Fig. 3 be the utility model second embodiment use when and part connection schematic diagram.
In figure: 1- main scale, 2- auxiliary scale, the first test arm of 3-, the second test arm of 4-, 5- measuring head A, 6- measuring head B, 7- fine tuning
Ruler, 8- part, 101- sleeve, 102- main scale mark, 103- lock-screw A, 201- subscale mark, 202- lock-screw B, 301-
Altitude scale line, 701- fine-tuning nut, 702- regulating rod, 703- lock-screw C.
Specific embodiment
Be described further below the technical solution of the utility model, but claimed range be not limited to it is described.
As shown in Figure 1, Figure 2 and Figure 3, the utility model provide it is a kind of for measuring center away from measuring device, including
Main scale 1, auxiliary scale 2, the first test arm 3 and the second test arm 4, one end of main scale 1 are equipped with sleeve 101, and the first test arm 3 is sleeved on sleeve
Within 101,3 end of the first test arm is equipped with measuring head A5, along 1 length direction of main scale, to main scale 1 from the first test arm 3
The other end is provided with several main scale marks 102 on 1 surface of main scale, and auxiliary scale 2 is sleeved on main scale 1 and can be long along main scale 1
Direction sliding is spent, 2 one end of auxiliary scale is provided with the second test arm 4, and 4 end of the second test arm is equipped with measuring head B6, along 2 length of auxiliary scale
Direction is provided with several subscale marks 201, subscale mark on 2 surface of auxiliary scale to the other end of auxiliary scale 2 from the second test arm 4
201 quantity are less than 102 quantity of main scale mark, when first subscale mark on first main scale mark 102 on main scale 1 and auxiliary scale 2
When 201 alignment, registration corresponding to first main scale mark 102 in the spacing and main scale 1 between measuring head A5 and measuring head B6
It is identical.
Using the technical solution of the utility model, user only need to be by measuring head A and measuring head B respectively against in gaging hole
It the center of feature can be to the center between two hole characteristics away from measuring, originally according to the operating method of conventional vernier caliper
First test arm of utility model can be facilitated along main scale width direction up and down adjustment to there are in the two of difference in height hole characteristic
In addition the heart can also directly read out the difference in height between two hole characteristics away from measuring from the altitude scale line on the first test arm
Value, hole center distance measurement reading directly read from main scale mark and subscale mark, carry out without device to hole internal diameter cumbersome
It calculates, simplifies measurement technique, and reduce measurement error, improve measurement accuracy, in addition, by replacing different measurements
Head A or measuring head B, can satisfy at different conditions to center away from measurement request, the utility model have structure it is simple, behaviour
Facilitate, the advantages that manufacturing cost is cheap, grasps application method convenient for operator, be also convenient for pushing away extensively in vast medium-sized and small enterprises
Wide application.
Further, the spacing between measuring head A5 and measuring head B6 is the integral multiple of 10mm, on corresponding main scale 1
Registration corresponding to one main scale mark 102 is the integral multiple of 10mm.Using the technical solution of the utility model, operator is read
When reading, it is only necessary to which it is hole center away from numerical value that reading value, which is subtracted the spacing between measuring head A5 and measuring head B6, works as measurement
When spacing between head A5 and measuring head B6 is the integral multiple of 10mm, facilitates user and calculated accordingly.
Furthermore it is preferred that measuring head A5, the end measuring head B6 are the back taper bodily form or cross section is the bar shape of regular polygon.When
When to have one in measuring head A5, the end measuring head B6 be the bar shape that cross section is regular polygon, then it can measure in hole characteristic
The heart is at a distance from part edge, when measuring head A5, the end measuring head B6 are the back taper bodily form, then can directly device to hole center away from into
Row measurement.
Further, the first test arm 3 intersects vertically with 1 length direction of main scale.Second test arm 4 hangs down with 2 length direction of auxiliary scale
Straight intersection.Be bolted with lock-screw A103 on 101 outer peripheral surface of sleeve, lock-screw A103 for lock the first test arm 3 relative to
The position of 1 width direction of main scale.The relative position between the first test arm 3 and main scale 1 is locked by lock-screw A103, convenient for behaviour
Author reads accurately measurement numerical value.
Further, 3 surface of the first test arm is additionally provided with the altitude scale line 301 that several indexing are 5mm.Pass through the height
Graduation mark 301 is spent, convenient for operator to there are the two of difference in height hole characteristic centers away from measuring, in addition can also be surveyed from first
Altitude scale line on arm directly reads out the height difference between two hole characteristics, and hole center distance measurement is read directly from main quarter
It is read on degree line and subscale mark.
It is preferred that the indexing of main scale mark 102 is 1mm.201 quantity of subscale mark is 50, wherein first subscale mark 201
The distance between the last item subscale mark 201 is 49mm.This makes the measurement accuracy of the measuring device of the utility model can
Reach 1/50=0.02mm, meet the measurement demand of vast mechanic factory workers, adaptability is extensive.
Further, be also bolted with lock-screw B202 in auxiliary scale 2, lock-screw B202 for lock auxiliary scale 2 relative to
The position of 1 length direction of main scale.The relative position between auxiliary scale 2 and main scale 1 is locked by lock-screw B202, is convenient for operator
Read accurately measurement numerical value.
In addition, being also sheathed with fine tuning ruler 7 on main scale 1, finely tunes and be provided with rotatable fine-tuning nut 701 on ruler 7, and it is micro-
Nut 701 is adjusted to be bolted with regulating rod 702, regulating rod 702 can abut against 2 outer surface of auxiliary scale.Lock-screw is bolted on fine tuning ruler 7
C703, lock-screw C703 are used to lock position of the fine tuning ruler 7 relative to 1 length direction of main scale.
Claims (10)
1. it is a kind of for measuring center away from measuring device, it is characterised in that: including main scale (1), auxiliary scale (2), the first test arm (3)
It is equipped with sleeve (101) with one end of the second test arm (4), the main scale (1), first test arm (3) is sleeved on the sleeve
(101) within, the first test arm (3) end is equipped with measuring head A (5), along the main scale (1) length direction, from first
Test arm (3) rises to the other end of the main scale (1), and the main scale (1) surface is provided with several main scale marks (102), institute
It states auxiliary scale (2) to be sleeved on main scale (1) and can slide along the main scale (1) length direction, auxiliary scale (2) one end setting
Have the second test arm (4), the second test arm (4) end is equipped with measuring head B (6), along the auxiliary scale (2) length direction, certainly
Second test arm (4) rises to the other end of the auxiliary scale (2), and the auxiliary scale (2) surface is provided with several subscale marks
(201), subscale mark (201) quantity is less than the main scale mark (102) quantity, as upper first master of the main scale (1)
When graduation mark (102) is aligned with upper first subscale mark (201) of the auxiliary scale (2), the measuring head A (5) and measuring head B
(6) spacing between is identical as registration corresponding to upper first main scale mark (102) of the main scale (1).
2. it is according to claim 1 for measuring center away from measuring device, it is characterised in that: the measuring head A (5) with
Spacing between measuring head B (6) is the integral multiple of 10mm, corresponding upper first main scale mark (102) institute of main scale (1)
Corresponding registration is the integral multiple of 10mm.
3. it is according to claim 1 for measuring center away from measuring device, it is characterised in that: the measuring head A (5),
Measuring head B (6) end is the back taper bodily form or cross section is the bar shape of regular polygon.
4. it is according to claim 1 for measuring center away from measuring device, it is characterised in that: the sleeve (101) is outside
It is bolted on circumferential surface lock-screw A (103), lock-screw A (103) is for locking first test arm (3) relative to the master
The position of ruler (1) width direction.
5. it is according to claim 1 for measuring center away from measuring device, it is characterised in that: first test arm (3)
Surface is additionally provided with the altitude scale line (301) that several indexing are 5mm.
6. it is according to claim 1 for measuring center away from measuring device, it is characterised in that: the main scale mark
(102) indexing is 1mm.
7. it is according to claim 1 for measuring center away from measuring device, it is characterised in that: the subscale mark
(201) quantity is 50, wherein the distance between first subscale mark (201) and the last item subscale mark (201) are
49mm。
8. it is according to claim 1 for measuring center away from measuring device, it is characterised in that: on the auxiliary scale (2) also
It is bolted with lock-screw B (202), lock-screw B (202) is for locking the auxiliary scale (2) relative to the main scale (1) length side
To position.
9. it is according to claim 1 for measuring center away from measuring device, it is characterised in that: on the main scale (1)
It is also sheathed with fine tuning ruler (7), rotatable fine-tuning nut (701) is provided in fine tuning ruler (7), is spirally connected with fine-tuning nut (701)
Have regulating rod (702), regulating rod (702) can abut against the auxiliary scale (2) outer surface.
10. it is according to claim 9 for measuring center away from measuring device, it is characterised in that: on the fine tuning ruler (7)
It is bolted with lock-screw C (703), lock-screw C (703) is for locking the fine tuning ruler (7) relative to the main scale (1) length
The position in direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822117889.8U CN209197646U (en) | 2018-12-17 | 2018-12-17 | It is a kind of for measuring center away from measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822117889.8U CN209197646U (en) | 2018-12-17 | 2018-12-17 | It is a kind of for measuring center away from measuring device |
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| Publication Number | Publication Date |
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| CN209197646U true CN209197646U (en) | 2019-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822117889.8U Active CN209197646U (en) | 2018-12-17 | 2018-12-17 | It is a kind of for measuring center away from measuring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113530740A (en) * | 2021-06-02 | 2021-10-22 | 中国长江电力股份有限公司 | Device and method for accurately measuring chord distance of stator positioning rib of hydroelectric generating set |
-
2018
- 2018-12-17 CN CN201822117889.8U patent/CN209197646U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113530740A (en) * | 2021-06-02 | 2021-10-22 | 中国长江电力股份有限公司 | Device and method for accurately measuring chord distance of stator positioning rib of hydroelectric generating set |
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