CN104296699B - A kind of measurement apparatus of unilateral bearing inner ring centre-to-centre spacing - Google Patents
A kind of measurement apparatus of unilateral bearing inner ring centre-to-centre spacing Download PDFInfo
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- CN104296699B CN104296699B CN201410612416.9A CN201410612416A CN104296699B CN 104296699 B CN104296699 B CN 104296699B CN 201410612416 A CN201410612416 A CN 201410612416A CN 104296699 B CN104296699 B CN 104296699B
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- gauge head
- measures
- trachea
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- 238000005259 measurement Methods 0.000 title claims abstract description 40
- 210000003437 Trachea Anatomy 0.000 claims abstract description 26
- 230000000875 corresponding Effects 0.000 claims abstract description 10
- 230000002950 deficient Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Abstract
The invention discloses the measurement apparatus of a kind of unilateral bearing inner ring centre-to-centre spacing, it includes seat board (1), workbench (4), guide cover (5), guide plate 6), endoporus gauge head body (2) is provided with three and measures nozzle, two of which is a pair air-blast atomizer (15) the most corresponding, also first measurement nozzle (16) being to become an angle of 90 degrees degree with air-blast atomizer (15)；Drafting board gauge head body (3) is provided with measures one second measurement nozzle (17) that nozzle (16) is corresponding with first, each air-blast atomizer (15) all connects the first suction nozzle (11) by trachea, first measures nozzle (16) connects the second suction nozzle (12) by trachea, second measures nozzle (17) is connected by trachea connection the 3rd suction nozzle (13), second suction nozzle (12), the 3rd suction nozzle (13) connect the second threeway (10) by trachea respectively, present configuration is simple, easy to operate, certainty of measurement is high and measures efficiency height.
Description
Technical field:
The present invention relates to a kind of measurement apparatus, particularly relate to the measurement apparatus of a kind of unilateral bearing inner ring centre-to-centre spacing.
Background technology:
For a long time, about unilateral bearing inner ring centre-to-centre spacing measure because of centered by be imaginary, so the simplest and the most accurate method of distance to wedging plane is measured, even if using indirect method to measure: first to measure size d of endoporus with inner bore measuring instrument or air-gauge, the wall thickness b of endoporus is measured again with wedging plane positioning, during because of location, thrust is different, cannot find accurately measurement point and the impact on end face squareness of the wedging plane on inner headed face, measure numerical value and there is bigger error, and it is the lowest to measure efficiency.
Summary of the invention:
It is an object of the invention to overcome the deficiency of above-mentioned prior art to provide a kind of simple in construction, easy to operate, the measurement apparatus of the unilateral bearing inner ring centre-to-centre spacing that certainty of measurement is high and measurement efficiency is high.
The purpose of the present invention can be reached by following measure: the measurement apparatus of a kind of unilateral bearing inner ring centre-to-centre spacing, it includes seat board, seat board is provided with workbench, it is characterized in that workbench is provided with endoporus gauge head body, drafting board gauge head body, guide cover is installed at endoporus gauge head body top, and guide plate is installed at drafting board gauge head body top, and endoporus gauge head body is provided with three and measures nozzle, two of which is a pair air-blast atomizer the most corresponding, and also one is the first measurement nozzle with air-blast atomizer degree of one-tenth angle；Drafting board gauge head body is provided with one second and measures nozzle, it is corresponding that first measurement nozzle and second measures nozzle, each air-blast atomizer is all connected with a pneumatic trachea, each pneumatic trachea is all connected with the first air inlet pipe, first air inlet pipe connects the first suction nozzle, first measures nozzle connects the first measurement trachea, first measures trachea connects the second air inlet pipe, second air inlet pipe connects the second suction nozzle, second measures nozzle is connected with the 3rd suction nozzle by the 3rd air inlet pipe, and the second suction nozzle, the 3rd suction nozzle connect the second threeway by trachea respectively.
In order to realize the purpose of the present invention further, described workbench is provided with keyway, and endoporus gauge head body, drafting board gauge head body are placed in keyway.
The present invention can produce following good effect compared with the prior art: the present invention is for realizing range measurement, endoporus gauge head body there is one measure nozzle, also having one to measure nozzle on drafting board gauge head body, two nozzles are corresponding, and suction nozzle threeway is linked as a-road-through road；Two are also had to pneumatic gauging nozzle on endoporus gauge head body, a-road-through road is connected into inside gauge head, it is used for measuring the diameter of endoporus, therefore after workpiece is placed directly on workbench, the internal diameter numerical value and the wall thickness numerical computations that utilize two passages go out centre-to-centre spacing size, so substantially increase measurement efficiency, and numerical value is more accurate and repeated measure precision is high.
Accompanying drawing illustrates:
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the A-A sectional view of Fig. 1.
Detailed description of the invention: below in conjunction with the accompanying drawings the preferred forms of the present invention is elaborated:
Embodiment: the measurement apparatus (seeing Fig. 1, Fig. 2) of a kind of unilateral bearing inner ring centre-to-centre spacing it include seat board 1, seat board 1 is provided with workbench 4, workbench 4 is provided with endoporus gauge head body 2, drafting board gauge head body 3, workbench 4 is provided with keyway 14, endoporus gauge head body 2, drafting board gauge head body 3 are placed in keyway, to determine measurement direction and to adjust measurement size, guide cover 5 is installed at endoporus gauge head body 2 top, and guide plate 6 is installed at drafting board gauge head body 3 top.Endoporus gauge head body 2 is provided with three and measures nozzle, and two of which is a pair air-blast atomizer 15 the most corresponding, is used for measuring diameter；Also has a first measurement nozzle 16 being to become an angle of 90 degrees degree with air-blast atomizer 15；Drafting board gauge head body 3 is provided with one second and measures nozzle 17, and the first measurement nozzle 16 and the second measurement nozzle 17 are corresponding, and the first measurement nozzle 16 and the second measurement nozzle 17, for wall-thickness measurement, calculate centre-to-centre spacing by diameter and wall thickness.Each air-blast atomizer 15 is all connected with a pneumatic trachea 18, each pneumatic trachea 18 is all connected with the first air inlet pipe 7, first air inlet pipe 7 connects the first suction nozzle 11, first measures nozzle 16 connects the first measurement trachea 19, first measures trachea 19 connects the second air inlet pipe 8, second air inlet pipe 8 connects the second suction nozzle 12, and second measures nozzle 17 is connected with the 3rd suction nozzle 13 by the 3rd air inlet pipe 20, and the second suction nozzle the 12, the 3rd suction nozzle 13 connects the second threeway 10 by trachea respectively.
The shape of the maximum of the tolerance according to measured workpiece diameter and the maximum of the tolerance of wall thickness and measured workpiece makes upper limit standard component, the shape of the minima of the tolerance according to measured workpiece diameter and the minima of the tolerance of wall thickness and measured workpiece makes lower limit standard part, bound standard component be respectively arranged with the actual size provided by measuring room after one side is carved with processing, in order to distinguish well bound standard component during using later.
Need when the present invention uses to connect two air-gauges, source of the gas receives the air inlet pipe interface of the first air-gauge from air compressor by trachea, the outlet tube of the first air-gauge receives the first suction nozzle 11 by trachea, open the air inlet switch of the first air-gauge, the gas entering the first suction nozzle 11 enters into the corresponding air-blast atomizer 15 measuring diameter at two ends by the pneumatic trachea 18 of the first air inlet pipe 7 and both sides, air-blast atomizer 15 has gas to be put by bound standard component to endoporus gauge head body 2 the most respectively, the measurement scope of the first air-gauge is adjusted the margin of tolerance measured needed for measured workpiece by the measured value according to bound standard component, after mixing up, measured workpiece is put and measure, if in the range of adjusting, measured workpiece diameter is qualified.Otherwise, defective.nullSource of the gas receives the air inlet pipe interface of the second air-gauge from air compressor by trachea，The outlet tube of the second air-gauge receives the second threeway 10 by trachea，Open the air inlet switch of the second air-gauge，Gas passes through the second air inlet pipe 8 after having respectively entered the second suction nozzle 12 and the 3rd suction nozzle 13 by the second threeway 10、First measures trachea 19 enters into the first measurement nozzle 16，The second measurement nozzle 17 is entered by the 3rd air inlet pipe 20，The air inlet switch of the second air-gauge is opened after connecting trachea，In device, first measures nozzle 16、Second measures nozzle 17 has gas to be put to endoporus gauge head body 2 by bound standard component the most respectively，While by drafting board gauge head body 3，The scope of measurement is adjusted the margin of tolerance measured needed for measured workpiece by the second air-gauge wall-thickness measurement by the measured value according to bound standard component，After mixing up, measured workpiece is put and measure，If in the range of adjusting，Measured workpiece is qualified.Otherwise, defective.The diameter of bore numerical value and the wall thickness numerical computations that utilize two channel measurements go out the centre-to-centre spacing size i.e. half of diameter of bore and add wall thickness i.e. unilateral bearing centre-to-centre spacing numerical value, so substantially increase measurement efficiency, and numerical value is more accurate and repeated measure precision is high.
Claims (2)
1. the measurement apparatus of a unilateral bearing inner ring centre-to-centre spacing, it includes seat board (1), seat board (1) is provided with workbench (4), it is characterized in that workbench (4) is provided with endoporus gauge head body (2), drafting board gauge head body (3), guide cover (5) is installed at endoporus gauge head body (2) top, guide plate 6 is installed at drafting board gauge head body (3) top), endoporus gauge head body (2) is provided with three and measures nozzle, two of which is a pair air-blast atomizer (15) the most corresponding, also first measurement nozzle (16) being to become an angle of 90 degrees degree with air-blast atomizer (15)；Drafting board gauge head body (3) is provided with one second and measures nozzle (17), it is corresponding that nozzle (17) is measured in first measurement nozzle (16) and second, each air-blast atomizer (15) is all connected with a pneumatic trachea (18), each pneumatic trachea (18) is all connected with the first air inlet pipe (7), first air inlet pipe (7) connects the first suction nozzle (11), first measures nozzle (16) connects the first measurement trachea (19), first measures trachea (19) connects the second air inlet pipe (8), second air inlet pipe (8) connects the second suction nozzle (12), second measures nozzle (17) is connected with the 3rd suction nozzle (13) by the 3rd air inlet pipe (20), second suction nozzle (12), 3rd suction nozzle (13) connects the second threeway (10) by trachea respectively.
The measurement apparatus of a kind of unilateral bearing inner ring centre-to-centre spacing the most according to claim 1, it is characterised in that described workbench (4) is provided with keyway (14), endoporus gauge head body (2), drafting board gauge head body (3) are placed in keyway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410612416.9A CN104296699B (en) | 2014-11-05 | A kind of measurement apparatus of unilateral bearing inner ring centre-to-centre spacing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410612416.9A CN104296699B (en) | 2014-11-05 | A kind of measurement apparatus of unilateral bearing inner ring centre-to-centre spacing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104296699A CN104296699A (en) | 2015-01-21 |
| CN104296699B true CN104296699B (en) | 2017-01-04 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4538449A (en) * | 1982-11-22 | 1985-09-03 | Meseltron S.A. | Pneumatic measuring device for measuring workpiece dimension |
| CN1755324A (en) * | 2004-09-30 | 2006-04-05 | 洛阳轴承集团有限公司 | Pneumatic instrument for measuring inside diameter of thin-wall bearing |
| CN101839683A (en) * | 2009-03-20 | 2010-09-22 | 上海欧际柯特回转支承有限公司 | Center distance measuring instrument for race |
| JP4806032B2 (en) * | 2008-08-21 | 2011-11-02 | 徳真電機工業株式会社 | Crowning measuring apparatus and crowning measuring method using the same |
| CN203657765U (en) * | 2013-12-27 | 2014-06-18 | 三门峡市中兴精密量仪有限公司 | Thin-wall cylinder liner internal diameter measuring instrument |
| CN204142206U (en) * | 2014-11-05 | 2015-02-04 | 烟台思科博量仪有限公司 | A kind of measurement mechanism of unilateral bearing inner ring centre distance |
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4538449A (en) * | 1982-11-22 | 1985-09-03 | Meseltron S.A. | Pneumatic measuring device for measuring workpiece dimension |
| CN1755324A (en) * | 2004-09-30 | 2006-04-05 | 洛阳轴承集团有限公司 | Pneumatic instrument for measuring inside diameter of thin-wall bearing |
| JP4806032B2 (en) * | 2008-08-21 | 2011-11-02 | 徳真電機工業株式会社 | Crowning measuring apparatus and crowning measuring method using the same |
| CN101839683A (en) * | 2009-03-20 | 2010-09-22 | 上海欧际柯特回转支承有限公司 | Center distance measuring instrument for race |
| CN203657765U (en) * | 2013-12-27 | 2014-06-18 | 三门峡市中兴精密量仪有限公司 | Thin-wall cylinder liner internal diameter measuring instrument |
| CN204142206U (en) * | 2014-11-05 | 2015-02-04 | 烟台思科博量仪有限公司 | A kind of measurement mechanism of unilateral bearing inner ring centre distance |
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Effective date of registration: 20200513 Address after: 264003 No. 4, No. 17, No. eight road, Yantai high tech Zone, Shandong Patentee after: Yantai axle instrument precision instrument Co., Ltd Address before: 264003 No. 39 Kailai Road, hi tech Zone, Shandong, Yantai Patentee before: YANTAI SIKEBO MEASURE INSTRUMENT Co.,Ltd. |