CN205209415U - Accurate taper hole NULL device - Google Patents
Accurate taper hole NULL device Download PDFInfo
- Publication number
- CN205209415U CN205209415U CN201521076452.4U CN201521076452U CN205209415U CN 205209415 U CN205209415 U CN 205209415U CN 201521076452 U CN201521076452 U CN 201521076452U CN 205209415 U CN205209415 U CN 205209415U
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- China
- Prior art keywords
- gauge
- standard
- hole
- gauge stand
- taper
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model provides an accurate taper hole NULL device, by the amesdial, the gauge stand, the standard is filled up, taper plug gauge and standard ring rule are constituteed, the gauge stand is a cylinder, the gauge stand passes through the fix with screw and fills up with one heart at the upper surface and the gauge stand of standard pad with the standard, the centre bore has all been opened with the center that the standard was filled up to the gauge stand, the taper plug gauge is located the centre bore of gauge stand and standard pad, the gauge stand fills up the one end of keeping away from the screw and all seted up the through -hole with the symmetrical position of screw with the standard, through -hole interior and the contact of amesdial and the lower surface parallel and level that the standard was filled up are fixed in to the lower part of amesdial, standard ring rule set up to solitary part, examine time measuring, put into the rule to standard ring with the measurement portion of taper plug gauge, and the amesdial is calibrated through the terminal surface that standard ring advised. The utility model discloses can the on line measurement cone angle, precision measurement taper hole main aspects size on line simultaneously, the problem of the repetitive error that cone angle, the different instruments of main aspects diameter secondary application, the equipment of solving the taper hole appears in the measurement, simplified measurement step, reduction taper hole detection cost.
Description
Technical field
The utility model relates to a kind of measurement mechanism, is specifically related to a kind of accurate taper hole accuracy measuring device.
Background technology
Tapering is widely used in physical construction, and Cone fit is conventional typical structure, has higher right alignment, and coordinate self-locking performance good, good airproof performance, gap and interference such as freely can to adjust at the advantage, and the manufacture processing of taper hole has been tending towards ripe.The measurement of taper hole has three kinds of methods usually: i.e. comparative measurement method, the direct method of measurement, the indirect method of measurement:
(1) comparative measurement method exactly by standard taper measurer as plug cone gage checks by light gap method or painting process compared with tested taper hole, judge that whether tapering qualified by the area of detection and contact site detecting plug cone gage and tested taper hole;
(2) direct method of measurement is exactly directly read tested tapering from measurement instrument, conventional instrument has tool microscope, three coordinate measuring machine etc., the direct method of measurement has measures accurate, measurement data feature intuitively, but the direct method of measurement normally finally detects after work pieces process to finished product, and can not carry out on-line checkingi in process;
(3) indirect inspection rule measures the linear dimension relevant with tested taper hole, the correlation parameter of tested taper hole is calculated by trigonometric function, compare with comparative measurement method and the direct method of measurement, the indirect method of measurement often adopts some specific structures, and undertaken by routine measurement utensil, mainly comprise the methods such as length bar steel ball mensuration.
At present, relative method checks the main method of cone angle in actual production, and relative method can in the contact area of in-process measurement taper hole and the axis of cone; The direct method of measurement can measure cone angle and outside diameter, but is subject to the restriction of equipment, is merely able to measure after Product processing is complete, can not on-line measurement workpiece cone angle and outside diameter; The indirect method of measurement (length bar steel ball mensuration) can calculate the outside diameter of taper hole by trigonometric function etc., but can not measure cone angle.
Utility model content
In order to overcome the defect of prior art, the utility model provides a kind of accurate taper hole accuracy measuring device.
Based on above-mentioned purpose, the utility model takes following technical scheme:
A kind of accurate taper hole accuracy measuring device, be made up of clock gauge, gauge stand, standard pad, taper plug gauge and ring standard gauge, gauge stand is a right cylinder, gauge stand be fixed by screws in the upper surface of standard pad and gauge stand and standard pad concentric, the center of gauge stand and standard pad all has center pit, taper plug gauge is positioned at the center pit of gauge stand and standard pad, gauge stand and standard pad away from screw one end and and the symmetrical position of screw all offer through hole, the bottom of clock gauge is fixed in through hole and the contact of clock gauge is concordant with the lower surface of standard pad; Described ring standard gauge is set to independent parts, and during detection, put into ring standard gauge by the measurement section of taper plug gauge, clock gauge is calibrated by the end face of ring standard gauge.
The dead astern that in described accurate taper hole accuracy measuring device, gauge stand offers lead to the hole site place is provided with a small sircle hole, front in the middle part of through hole is provided with threaded hole in the horizontal direction, socket head cap screw is provided with in threaded hole, the diametrical position place that through hole parallels with gauge stand axis has the slit that a longitudinal direction runs through gauge stand, one end of this slit and the side edge of small sircle hole are touched, and the other end passes threaded hole and extends to the edge of gauge stand.
Described taper plug gauge is made up of taper shank, cylindrical section, conical section from top to bottom, and taper shank outside surface is provided with reticulate pattern, and conical section is measurement section, and tapering is 1 ︰ 4, and taper shank is positioned at the center pit of gauge stand, and cylindrical section is positioned at the center pit of standard pad.
The taper hole measurement device that the utility model relates to, can on-line measurement cone angle, accurately can measure the large end size of taper hole online simultaneously, solve the cone angle of taper hole, the problem of outside diameter secondary uses different instrument, equipment occurs in the measurements repetitive error, simplified measurement step, improve the measuring accuracy of the size of taper hole, reduce taper hole testing cost.
Beneficial effect
1, accurate taper hole accuracy measuring device achieves the synchronous on-line measurement of taper hole cone angle and outside diameter, avoids the mistake of taper hole axial dimension, improves the precision of cone hole machine, improves the efficiency of cone hole machine.
2, accurate taper hole accuracy measuring device is simple to operation, reduces the labour intensity of workman, simplifies the processing testing process of taper hole.
3, accurate taper hole accuracy measuring device is simple and reliable for structure, improves the yield rate of production, ensures product quality, reduces the cost of cone hole machine.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the vertical view after removing clock gauge in Fig. 1;
Fig. 3 is the structural representation of taper plug gauge in Fig. 1;
Fig. 4,5,6 is use procedure schematic diagram of the present utility model;
Fig. 7 is Cleaning Principle reference diagram of the present utility model; Wherein, 1. clock gauge, 2. gauge stand, 21. slits, 3. standard pad, 4. taper plug gauge, 41. taper shanks, 42. cylindrical sections, 43. conical section, 44. reticulate patterns, 5. cross recessed countersunk head sscrew, 6. small sircle hole, 7. through hole, 8. socket head cap screw, 9. marble is dull and stereotyped, 10. ring standard gauge, 11. tested grinding wheel base bodies.
Embodiment
As shown in Figures 1 to 6, a kind of accurate taper hole accuracy measuring device, by clock gauge 1, gauge stand 2, standard pad 3, taper plug gauge 4 and ring standard gauge 10 form, gauge stand 2 is a right cylinder, gauge stand 2 be fixed on the upper surface of standard pad 3 by cross recessed countersunk head sscrew 5 and gauge stand 2 and standard pad 3 concentric, the center of gauge stand 2 and standard pad 3 all has center pit, taper plug gauge 4 is positioned at the center pit of gauge stand 2 and standard pad 3, gauge stand 2 and standard pad 3 away from screw 5 one end and and the symmetrical position of screw 5 all offer through hole 7, the bottom of clock gauge 1 to be fixed in through hole 7 and the contact of clock gauge 7 and the lower surface of standard pad concordant, described ring standard gauge 10 is set to independent parts, and during detection, the measurement section of taper plug gauge 4 put into ring standard gauge 10, clock gauge 1 is calibrated by the end face of ring standard gauge 10.
The dead astern that described gauge stand 2 offers through hole 7 position is provided with a small sircle hole 6, front in the middle part of through hole 7 is provided with threaded hole in the horizontal direction, socket head cap screw 8 is provided with in threaded hole, the diametrical position place that through hole 7 parallels with gauge stand 2 axis has the slit 21 that a longitudinal direction runs through gauge stand, one end of this slit 21 and the side edge of small sircle hole 6 are touched, and the other end passes threaded hole and extends to the edge of gauge stand 2.The design of this slit 21 and socket head cap screw 8 is convenient to lay clock gauge 1.
Described taper plug gauge 4 is greater than the thickness of standard pad 3 by the height of taper shank 41, cylindrical section 42(cylindrical section 42 from top to bottom, more accurate during measurement), conical section 43 forms, taper shank outside surface is provided with reticulate pattern 44, conical section 43 is measurement section, tapering is 1 ︰ 4, taper shank 41 is positioned at the center pit of gauge stand 2, and cylindrical section 43 is positioned at the center pit of standard pad 3.
According to Fig. 7, Cleaning Principle of the present invention is described below:
Suppose that taper hole cone angle is
, that taper hole half-angle is
/ 2, when taper hole diameter variable quantity (taper hole diameter tolerance) is for Δ D, calculate axial dimension variable quantity (axial dimension tolerance) Δ H.Can be obtained by Fig. 7 geometric relationship:
（1）
（2）
In formula (1), (2):
---taper hole cone angle
Δ D---be taper hole large stomidium footpath variable quantity (hole tolerance)
Δ H---for taper-bored spindle is to size changing amount (axial dimension variable quantity)
C---taper hole tapering
Taper plug gauge 4 is self-control, and recording taper plug gauge cone angle with Hai Kesikang MicroPlus8.10.6 three coordinate measuring machine is
/ 2=7.1345 °; Ring standard gauge 10 is self-control, measures the large end dimension D=45.001mm of taper hole with extra large exact instrument DX-100 data processing universal comparator.After the grinding of Fig. 6 medium plain emery wheel matrix 11 taper hole completes, it is 7.1340 ° through Hai Kesikang MicroPlus8.10.6 three-dimensional coordinates measurement cone angle; The large end size of taper hole is of a size of 45.003mm after using Shanghai exact instrument DX-100 data processing universal comparator to detect.
Δ D=45.003mm-45.001mm=0.002mm, calculating Δ H according to formula (2) is 0.008mm,
The concrete grammar utilizing above-mentioned measurement mechanism to carry out measuring is:
(1) by marble plate correction measurement mechanism zero-bit
As shown in Figure 4, remove taper plug gauge 4, on 00 grade of marble flat board 9 of dull and stereotyped 300mm × 300mm × 50mm, compress gauge stand 2 center, clock gauge 1 is returned to zero;
(2) accurate taper hole accuracy measuring device is calibrated with ring standard gauge
As shown in Figure 5, with homemade ring standard gauge 10 as test benchmark, taper plug gauge 4 being loaded in the taper hole of ring standard gauge 10, with hand slightly with defeating, making it fit like a glove, calculate taper plug gauge 4 protrusion height Hb according to clock gauge 1 reading and standard pad 3 thickness gauge;
(3) precise engineering surveying taper hole outside diameter
As shown in Figure 6, hand-held measurement mechanism, fills in tested grinding wheel base body 11 taper hole by taper plug gauge 4, with hand slightly with defeating, make it fit like a glove, calculate taper plug gauge 4 protrusion height Hc according to clock gauge 1 reading and standard pad thickness gauge, compare Hb, Hc, if Hc than the difference of Hb at 0 ~ Δ H, i.e. Hc 0-0.008mm larger than Hb, then tested grinding wheel base body outside diameter is qualified, otherwise, then defective.
In Fig. 4 to 6, marble flat board 9 is 00 grade of marble flat board of size 300mm × 300mm × 50mm, its flatness precision is 3 μm, standard pad 3 is self-control, its thickness physical size H=5.881 ~ 5.883mm is recorded with milscale, detect by painting process, the contact area of the standard axis of cone and grinding wheel base body taper hole is greater than 90%, and tapering is qualified; After emery wheel manufacture completes, on-the-spot grinding test feedack shows, the taper hole precision of emery wheel can reach user's requirement.
Claims (2)
1. an accurate taper hole accuracy measuring device, it is characterized in that: be made up of clock gauge, gauge stand, standard pad, taper plug gauge and ring standard gauge, gauge stand is a right cylinder, gauge stand be fixed by screws in the upper surface of standard pad and gauge stand and standard pad concentric, the center of gauge stand and standard pad all has center pit, taper plug gauge is positioned at the center pit of gauge stand and standard pad, gauge stand and standard pad away from screw one end and and the symmetrical position of screw all offer through hole, the bottom of clock gauge is fixed in through hole and the contact of clock gauge is concordant with the lower surface of standard pad; Described ring standard gauge is set to independent parts, and during detection, put into ring standard gauge by the measurement section of taper plug gauge, clock gauge is calibrated by the end face of ring standard gauge.
2. accurate taper hole accuracy measuring device according to claim 1, it is characterized in that: the dead astern that in described accurate taper hole accuracy measuring device, gauge stand offers lead to the hole site place is provided with a small sircle hole, front in the middle part of through hole is provided with threaded hole in the horizontal direction, socket head cap screw is provided with in threaded hole, the diametrical position place that through hole parallels with gauge stand axis has the slit that a longitudinal direction runs through gauge stand, one end of this slit and the side edge of small sircle hole are touched, and the other end passes threaded hole and extends to the edge of gauge stand.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521076452.4U CN205209415U (en) | 2015-12-22 | 2015-12-22 | Accurate taper hole NULL device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521076452.4U CN205209415U (en) | 2015-12-22 | 2015-12-22 | Accurate taper hole NULL device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205209415U true CN205209415U (en) | 2016-05-04 |
Family
ID=55847127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521076452.4U Expired - Fee Related CN205209415U (en) | 2015-12-22 | 2015-12-22 | Accurate taper hole NULL device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205209415U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106767409A (en) * | 2016-12-22 | 2017-05-31 | 中国核工业二四建设有限公司 | Positioner and its application method when a kind of shell penetration piece sleeve is installed |
| CN108007316A (en) * | 2017-12-21 | 2018-05-08 | 西安法士特汽车传动有限公司 | A kind of cone mouth overall dimensions go-no go gauge cubing and its detection method |
| CN109458897A (en) * | 2018-12-31 | 2019-03-12 | 桂林电子科技大学 | A kind of fast sampling cone hole detection device meeting ergonomics and its detection method |
| CN110608652A (en) * | 2019-09-12 | 2019-12-24 | 西安航天精密机电研究所 | Inner hole aperture precision measurement device and measurement method |
| WO2024060357A1 (en) * | 2022-09-19 | 2024-03-28 | 纽威数控装备(苏州)股份有限公司 | Device and method for measuring size of tapered end of spindle |
-
2015
- 2015-12-22 CN CN201521076452.4U patent/CN205209415U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106767409A (en) * | 2016-12-22 | 2017-05-31 | 中国核工业二四建设有限公司 | Positioner and its application method when a kind of shell penetration piece sleeve is installed |
| CN108007316A (en) * | 2017-12-21 | 2018-05-08 | 西安法士特汽车传动有限公司 | A kind of cone mouth overall dimensions go-no go gauge cubing and its detection method |
| CN109458897A (en) * | 2018-12-31 | 2019-03-12 | 桂林电子科技大学 | A kind of fast sampling cone hole detection device meeting ergonomics and its detection method |
| CN109458897B (en) * | 2018-12-31 | 2023-09-19 | 桂林电子科技大学 | Ergonomic rapid sampling taper hole detection device and detection method thereof |
| CN110608652A (en) * | 2019-09-12 | 2019-12-24 | 西安航天精密机电研究所 | Inner hole aperture precision measurement device and measurement method |
| CN110608652B (en) * | 2019-09-12 | 2021-04-09 | 西安航天精密机电研究所 | Inner hole aperture precision measurement device and measurement method |
| WO2024060357A1 (en) * | 2022-09-19 | 2024-03-28 | 纽威数控装备(苏州)股份有限公司 | Device and method for measuring size of tapered end of spindle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160504 Termination date: 20211222 |