CN106767294A - A kind of height micrometer and its measuring method - Google Patents
A kind of height micrometer and its measuring method Download PDFInfo
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- CN106767294A CN106767294A CN201710014379.5A CN201710014379A CN106767294A CN 106767294 A CN106767294 A CN 106767294A CN 201710014379 A CN201710014379 A CN 201710014379A CN 106767294 A CN106767294 A CN 106767294A
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- instrument
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
- G01B5/061—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness height gauges
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- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a kind of height micrometer, including test desk, instrument base of the carrier head, the test desk is horizontally disposed with, instrument base of the carrier head is set perpendicular to test desk, it is characterised in that test desk is provided with elevation carrection benchmark and cylindrical reference seat, instrument base of the carrier head is provided with instrument, gauge head is connected with the survey axle of instrument, workpiece for measurement is located between elevation carrection benchmark and gauge head, and cylindrical reference seat is provided with the cylindrical backer being close to workpiece for measurement outer surface.Through the above way, the present invention is can be convenient for measuring diameter Ф 1mm~Ф 10mm, the needle roller and the height dimension of small roller of length 3mm~50mm, change the torsion spring table of different accuracy grade, can all kinds of needle rollers of accurate measurement, the height dimension range value of small roller, can be prevented effectively from and misread, survey phenomenon generation by mistake, be particularly suitable for measurement Φ l~Φ 6, the small needle roller of 3~25mm of length.It is more accurate, safer that cylindrical backer can position the needle roller of different length, is adapted to measurement of the different-diameter needle roller to center.
Description
Technical field
The present invention relates to micrometer field, more particularly to a kind of height micrometer and its measuring method.
Background technology
Bearing needle, roller manufacturer are numerous at home, and general level is below western enterprises.The bearing of China is suitable
Part can not enter European main flow field, at home in bearing parts processing enterprise, it is adaptable to scene for process control, prison
Advanced, stabilization the measuring instrument controlled is few, wherein lacking and can not effectively be configured to convenience, stabilization, reliably mutually fit
The Special measuring instrument answered becomes the bottleneck of China's production high accuracy needle roller and roller.
The measurement of height dimension is most of still using 1, high accuracy micrometer in numerous domestic needle roller, small roller production, asks
Topic is easily to misread and lack cylindrical backer's benchmark, and when parallelogram occurs in the plane of roller two, it is unreliable to position；
2nd, lever-type micrometer, equally lacks cylindrical backer, causes positioning unreliable and misread, at the same cooling water easily penetrate into survey axle,
Measuring staff, easily forms after moisture evaporation and crystallizes and stuck, makes measurer initial failure, reduction of service life.There is G903 instrument to set in addition
Meter original intention is used for roller elevation carrection, but trimming precision is inconvenient and measuring table is excessive, such as φ 2 × 3, φ 2 × 6.8 rolling
Pin is manually fed that scaffold tower is very inconvenient, and hand is all pinched incessantly, and does not have to φ 1mm, φ 2mm needle roller diameter backers again, has influence on positioning
And certainty of measurement.These problems appear to be small details, but the common disease in process monitoring, are domestic bearing needle, rolling
Sub- enterprise lifts quality, and enterprise development brings harmful effect.
The content of the invention
A kind of the high-precision of needle roller and small roller height can be convenient for measuring the present invention solves the technical problem of providing
Degree micrometer, can avoid misreading, survey generation by mistake.
In order to solve the above technical problems, one aspect of the present invention is：A kind of height micrometer is provided, including
Test desk, instrument base of the carrier head, the test desk are horizontally disposed with, and instrument base of the carrier head is set perpendicular to test desk, and test desk is provided with
Elevation carrection benchmark and cylindrical reference seat, instrument base of the carrier head are provided with instrument, and gauge head, workpiece for measurement are connected with the survey axle of instrument
Between elevation carrection benchmark and gauge head, cylindrical reference seat is provided with the cylindrical backer being close to workpiece for measurement outer surface.
In a preferred embodiment of the present invention, the elevation carrection benchmark is cylinder, a diameter of Ф 1mm of cylinder
~Ф 10mm, cylinder upper surface is measuring table, 0.1 μm of its flatness ＜.
In a preferred embodiment of the present invention, benchmark seat piece is up to equipped with 2 elevation carrection benchmark less, and each height is surveyed
The diameter and height for measuring benchmark are differed.
In a preferred embodiment of the present invention, cylindrical reference seat is adjustable along Z-direction upper-lower position, and cylindrical backer can be left
Move to right dynamic formula to be assemblied in cylindrical reference seat, the contact surface that the cylindrical backer is close to workpiece for measurement is V-shaped.
In a preferred embodiment of the present invention, the V-type angle of contact surface is 100 ° -130 °.
In a preferred embodiment of the present invention, the instrument is torsion spring table, and torsion spring table is vertically located at workpiece for measurement top.
In a preferred embodiment of the present invention, the gauge head is cup head needle-like gauge head.
In order to solve the above technical problems, another technical solution used in the present invention is：A kind of height micrometer is provided
Measuring method, comprises the following steps：
1）Zero correction is carried out from the standard component with workpiece for measurement same specification；
2）After correction is up to standard, measured workpiece is put into test desk vertically；
3）Cylindrical backer is close to workpiece for measurement；
4）After workpiece for measurement stabilization, the expression value in instrument is then measured value.
In a preferred embodiment of the present invention, the zero correction is comprised the following steps：
1）Selection standard part, takes a standard component, and in the required margin of tolerance, selection both ends of the surface peak is survey to its length
Point, standard component is put into test desk；
2）It is presetting, instrument is first placed into standard component calibration value position, and meter location is locked slightly, then by cylindrical backer and mark
Quasi- part is close to, and takes out, is put into standard component, and repetition measurement repeatedly, when instrument indicating value can be repeated to calibration value, then locks instrument position
Put；
3）Fine setting, instrument indicating value slightly offsets from demarcation zero-bit, by finely tuning part, pointer is reached calibration value, up to value after weigh again
Take out again, be put into standard component repeatedly, it is up to standard to correct when gauge pointer can stably reach nominal zero.
In a preferred embodiment of the present invention, the fine setting scope is ± 0.03mm.
The beneficial effects of the invention are as follows：The present invention is can be convenient for measuring diameter Ф 1mm~Ф 10mm, length 3mm~50mm
Needle roller and small roller height dimension, change the torsion spring table of different accuracy grade, can accurate measurement all kinds of needle rollers, small roller
Height dimension range value, can be prevented effectively from and misread, survey phenomenon generation by mistake, be particularly suitable for measurement Φ l~Φ 6,3~25mm's of length
Small needle roller.It is more accurate, safer that cylindrical backer can position the needle roller of different length, is adapted to survey of the different-diameter needle roller to center
Amount.
Brief description of the drawings
Technical scheme in order to illustrate more clearly the embodiments of the present invention, below will be to that will make needed for embodiment description
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for
For those of ordinary skill in the art, on the premise of not paying creative work, other can also be obtained according to these accompanying drawings
Accompanying drawing, wherein：
Fig. 1 is the structural representation of height micrometer one of the present invention preferred embodiment；
Fig. 2 is the left view of height micrometer shown in Fig. 1；
Fig. 3 is the structural representation of the elevation carrection benchmark of height micrometer shown in Fig. 1；
Fig. 4 is the structural representation of the cylindrical backer seat of height micrometer shown in Fig. 1；
Fig. 5 be in Fig. 4 A to structural representation.
Specific embodiment
The technical scheme in the embodiment of the present invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, this area is common
All other embodiment that technical staff is obtained under the premise of creative work is not made, belongs to the model of present invention protection
Enclose.
Fig. 1 and Fig. 2 is referred to, the embodiment of the present invention includes：
A kind of height micrometer, including test desk 1, instrument base of the carrier head 2, the test desk 1 are horizontally disposed with, and instrument base of the carrier head 2 hangs down
Directly set in test desk 1.
Test desk 1 is provided with elevation carrection benchmark 1-1 and cylindrical reference seat 1-2, and instrument base of the carrier head 2 is provided with instrument 2-1,
Gauge head 2-2 is connected with the survey axle of instrument 2-1, workpiece for measurement 3 is located between elevation carrection benchmark 1-1 and gauge head 2-2, outer physa
Quasi- seat 1-2 is provided with the cylindrical backer 1-2-1 being close to the outer surface of workpiece for measurement 3, and cylindrical backer 1-2-1 is to measuring point and collection number
There is Reliable guarantee according to, resetting, stability.
The elevation carrection benchmark 1-1 is cylinder, a diameter of Ф 1mm~Ф 10mm of cylinder, cylinder upper surface
It is measuring table, 0.1 μm of its flatness ＜.
As shown in figure 3,2 elevation carrection benchmark 1-1 are at least equipped with benchmark seat piece 1-3, each elevation carrection benchmark
Diameter and height are differed.
Cylinder is high-density cemented carbide.It is high equipped with two on benchmark seat piece 1-2 in close-fitting press-in benchmark seat piece 1-3
Degree measuring basis 1-1, respectively Ф 2.5mm and Ф 4mm, or Ф 6mm are combined with Ф 8mm, by elevation carrection benchmark 1-1 adjustment
To gauge head 2-2 lower sections, the different needle roller measurement of lengths of Ф 1~Ф 4mm, Ф 4~Ф 10mm are met.Measuring table is through grinding machine essence
Mill, is convenient for measuring any tiny parts of 1~Ф of Ф 10mm.
Cylindrical reference seat 1-2 is adjustable along Z-direction upper-lower position, cylindrical backer 1-2-1 can left-right movable type be assemblied in it is outer
On circle reference seat 1-2, the cylindrical backer 1-2-1 is V-shaped with the contact surface that workpiece for measurement 3 is close to.The V-type angle of contact surface is
100°-130°。
In the present embodiment, as shown in Figure 4 and Figure 5, cylindrical backer 1-2-1 is completed using the wire cutting of 1.8mm or 4mm thin slices
120 ° of V forks, are conducive to diameter bus to position, and when cylindrical reference seat 1-2 is moved up and down along Z-direction, are adapted to different length needle rollers
It is safer, more accurately position：When cylindrical backer 1-2-1 is moved left and right along X-direction, it is adapted to different-diameter needle roller to center
Measurement.
The instrument 2-1 is torsion spring table, and torsion spring table 2-1 is vertically located at the top of workpiece for measurement 3, it is to avoid and protect cooling water
Torsion spring table is penetrated into, initial failure is prevented.Torsion spring table 2-1 is provided with the fine setting part 2-4 of fine thread, can conveniently adjust
Zero.
The gauge head 2-2 is cup head needle-like gauge head, and cup head needle-like gauge head uses high-density cemented carbide, can reduce
Abrasion, stably measured precision increases the service life.
The invention further relates to the measuring method of height micrometer, comprise the following steps：
1）Zero correction is carried out from the standard component with the same specification of workpiece for measurement 3.
2）After correction is up to standard, workpiece for measurement 3 is put into test desk 1, cup head needle-like gauge head 2-2 and torsion spring table 2-1 vertically
Survey axle connection, workpiece for measurement 3 be located between elevation carrection benchmark 1-1 and gauge head 2-2.
3）Cylindrical backer 1-2-1 is close to workpiece for measurement 3,120 ° of V-type contact surfaces, is played the role of positioning in vertical direction.
4）After the stabilization of workpiece for measurement 3, the expression value on instrument 2-1 is then measured value.
Wherein, zero correction is comprised the following steps：
1）Selection standard part, takes a standard component, needle roller or tack pin, is determined through measuring room, typically from its length required
The margin of tolerance in, selection both ends of the surface peak is measuring point, and standard component is put into test desk.
2）It is presetting, gauge outfit bolt 2-3 is loosened, instrument 2-1 is placed into standard component calibration value position, and tighten gauge outfit slightly
Bolt 2-3, locking instrument 2-1 position, then cylindrical backer 1-2-1 is close to standard component, to take out, be put into standard component, repetition measurement is more
It is secondary, when instrument indicating value can be repeated to calibration value, then lock gauge outfit bolt 2-3, fixed instrumentation 2-1 positions；
3）Fine setting, instrument 2-1 expression values slightly offset from demarcation zero-bit, by finely tuning part 2-4, pointer is reached calibration value, up to value
After repeat and take out, be put into standard component repeatedly, for correction is up to standard when gauge pointer can stably reach nominal zero, final locking
Bolt 2-5.
The fine setting scope is ± 0.03mm.Torsion spring table possesses fine adjustment function in itself, gives user and greatly facilitates,
Make reading directly perceived and accurate.
The present invention is can be convenient for measuring diameter Ф 1mm~Ф 10mm, the needle roller and the height of small roller of length 3mm~50mm
Size, change different accuracy grade torsion spring table, can all kinds of needle rollers of accurate measurement, the height dimension range value of small roller, can have
Effect is avoided misreading, surveys phenomenon generation by mistake, is particularly suitable for measurement Φ l~Φ 6, the small needle roller of 3~25mm of length.Cylindrical backer 1-
It is more accurate, safer that 2-1 can position the needle roller of different length, is adapted to measurement of the different-diameter needle roller to center.
Embodiments of the invention are the foregoing is only, the scope of the claims of the invention is not thereby limited, it is every to utilize this hair
Equivalent structure or equivalent flow conversion that bright description is made, or directly or indirectly it is used in other related technology necks
Domain, is included within the scope of the present invention.
Claims (10)
1. a kind of height micrometer, including test desk, instrument base of the carrier head, the test desk are horizontally disposed with, and instrument base of the carrier head is vertical
Set in test desk, it is characterised in that test desk is provided with elevation carrection benchmark and cylindrical reference seat, and instrument base of the carrier head is provided with
Instrument, is connected with gauge head on the survey axle of instrument, workpiece for measurement is located between elevation carrection benchmark and gauge head, is set in cylindrical reference seat
There is the cylindrical backer being close to workpiece for measurement outer surface.
2. height micrometer according to claim 1, it is characterised in that the elevation carrection benchmark is cylinder, cylinder
A diameter of Ф 1mm~Ф 10mm of body, cylinder upper surface is measuring table, 0.1 μm of its flatness ＜.
3. height micrometer according to claim 2, it is characterised in that benchmark seat piece is up to equipped with 2 height and surveys less
Amount benchmark, the diameter and height of each elevation carrection benchmark are differed.
4. height micrometer according to claim 1, it is characterised in that cylindrical reference seat can along Z-direction upper-lower position
Adjust, cylindrical backer can left-right movable type be assemblied in cylindrical reference seat, the contact surface that the cylindrical backer is close to workpiece for measurement
It is V-shaped.
5. height micrometer according to claim 1, it is characterised in that the V-type angle of contact surface is 100 ° -130 °.
6. height micrometer according to claim 1, it is characterised in that the instrument is torsion spring table, torsion spring table sets vertically
In workpiece for measurement top.
7. height micrometer according to claim 1, it is characterised in that the gauge head is cup head needle-like gauge head.
8. the measuring method of height micrometer according to claim 1, it is characterised in that comprise the following steps：
1）Zero correction is carried out from the standard component with workpiece for measurement same specification；
2）After correction is up to standard, measured workpiece is put into test desk vertically；
3）Cylindrical backer is close to workpiece for measurement；
4）After workpiece for measurement stabilization, the expression value in instrument is then measured value.
9. the measuring method of height micrometer according to claim 8, it is characterised in that the zero correction includes following
Step：
1）Selection standard part, takes a standard component, and in the required margin of tolerance, selection both ends of the surface peak is survey to its length
Point, standard component is put into test desk；
2）It is presetting, instrument is first placed into standard component calibration value position, and meter location is locked slightly, then by cylindrical backer and mark
Quasi- part is close to, and takes out, is put into standard component, and repetition measurement repeatedly, when instrument indicating value can be repeated to calibration value, then locks instrument position
Put；
3）Fine setting, instrument indicating value slightly offsets from demarcation zero-bit, by finely tuning part, pointer is reached calibration value, up to value after weigh again
Take out again, be put into standard component repeatedly, it is up to standard to correct when gauge pointer can stably reach nominal zero.
10. the measuring method of height micrometer according to claim 9, it is characterised in that the fine setting scope for ±
0.03mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710014379.5A CN106767294A (en) | 2017-01-10 | 2017-01-10 | A kind of height micrometer and its measuring method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710014379.5A CN106767294A (en) | 2017-01-10 | 2017-01-10 | A kind of height micrometer and its measuring method |
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| Publication Number | Publication Date |
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| CN106767294A true CN106767294A (en) | 2017-05-31 |
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ID=58948562
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710014379.5A Pending CN106767294A (en) | 2017-01-10 | 2017-01-10 | A kind of height micrometer and its measuring method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108981639A (en) * | 2018-07-27 | 2018-12-11 | 石家庄理想汽车零部件有限公司 | Axle sleeve on-line automatic detection device |
| CN112504089A (en) * | 2020-11-16 | 2021-03-16 | 中国航发西安动力控制科技有限公司 | Method and device for measuring symmetry of spherical axis to excircle axis |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105823455A (en) * | 2016-05-09 | 2016-08-03 | 湖北钱潮精密件有限公司 | Roller pin and roller diameter detector |
-
2017
- 2017-01-10 CN CN201710014379.5A patent/CN106767294A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105823455A (en) * | 2016-05-09 | 2016-08-03 | 湖北钱潮精密件有限公司 | Roller pin and roller diameter detector |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108981639A (en) * | 2018-07-27 | 2018-12-11 | 石家庄理想汽车零部件有限公司 | Axle sleeve on-line automatic detection device |
| CN112504089A (en) * | 2020-11-16 | 2021-03-16 | 中国航发西安动力控制科技有限公司 | Method and device for measuring symmetry of spherical axis to excircle axis |
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Application publication date: 20170531 |