CN204007577U - A kind of inside and outside circle conical surface diameter and circularity detection device - Google Patents
A kind of inside and outside circle conical surface diameter and circularity detection device Download PDFInfo
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- CN204007577U CN204007577U CN201420400383.7U CN201420400383U CN204007577U CN 204007577 U CN204007577 U CN 204007577U CN 201420400383 U CN201420400383 U CN 201420400383U CN 204007577 U CN204007577 U CN 204007577U
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- gauge head
- head assembly
- steel ball
- slide bar
- conical surface
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Abstract
The utility model relates to a kind of inside and outside circle conical surface diameter and circularity detection device, comprising: a pair of gauge head assembly and slide bar; Described gauge head assembly comprises: gauge head, screw, measurement standard steel ball component and jackscrew, described gauge head is placed on slide bar, gauge head upper end is provided with screw is fixed on slide bar it, described gauge head lower end is provided with measurement standard steel ball component, and described measurement standard steel ball component upper end and gauge head are fixed by jackscrew; Gauge head assembly, on screw location and described slide bar, forms fixedly gauge head assembly, another gauge head assembly be slidably connected with described slide bar on, formation slip gauge head assembly; Space between the steel ball of the measurement standard steel ball component on described fixedly gauge head assembly and slip gauge head assembly is measurement zone; The utility model is simple to operate, convenient and practical, can use general gage measuring, and the cost-saving and time, its method by indirect measurement can improve accuracy and the precision of check simultaneously, occurs larger error while avoiding measuring.
Description
Technical field
The utility model relates to a kind of pick-up unit, particularly relates to a kind of inside and outside circle conical surface diameter and circularity detection device.
Background technology
Circular conical surface structure applications scope is comparatively extensive, be generally used for important and crucial occasion, such as pipe joint element, liquid transmission pipeline etc., adopt the conical surface to a kind of like this effective sealing structure of the conical surface, the radial interference amount of sealing cone is to guarantee the bubble-tight important parameter of joint, also be one of important parameter needing in production run strict check and control, this just relates to the detection to circular conical surface diameter of movement, circularity.
The measurement of conical surface diameter does not also have commercial general measurer at present, has the method that adopts cone gauge to measure sealing cone, but the diameter of measured place sealing cone and circularity intuitively; Have and adopt general diameter measurement instrument as the method for vernier caliper, miking sealing cone, but have certain measurement difficulty, during measurement, cause unavoidably larger error, cannot obtain accurate sealing cone diameter and circularity.Chinese patent ZL201020115886.1, a kind of outer conical surface diameter detection device is disclosed, the device that it utilizes dial gauge and slide block to locate to measure, but its complicated operation, before detection, need to make dial gauge zeroing with correcting block, increase the time of detecting, and detected the different conical surfaces and need to make different correcting blocks, increased the cost detecting.
Utility model content
The technical matters that the utility model mainly solves is to provide a kind of inside and outside circle conical surface diameter and circularity detection device, can make simple to operate, convenient and practical, can use general gage measuring, saved and made the cost of correcting block and the time that correction is wasted, by the method for indirect calculation, can improve accuracy and the precision of diameter on the arbitrary height of check place circular cone, while avoiding measuring, occur larger error.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of inside and outside circle conical surface diameter and circularity detection device are provided, comprise: a pair of gauge head assembly and slide bar; Described gauge head assembly comprises: gauge head, screw, measurement standard steel ball component and jackscrew, described gauge head is placed on slide bar, gauge head upper end is provided with screw is fixed on slide bar it, described gauge head lower end is provided with measurement standard steel ball component, and described measurement standard steel ball component upper end and gauge head are fixed by jackscrew; Gauge head assembly, on screw location and described slide bar, forms fixedly gauge head assembly, another gauge head assembly be slidably connected with described slide bar on, formation slip gauge head assembly; Space between the steel ball of the measurement standard steel ball component on described fixedly gauge head assembly and slip gauge head assembly is measurement zone.
Preferably, described gauge head comprises: gauge head body and slide block, and described gauge head body upper end is provided with screw is fixed on slide bar it, and described gauge head body lower end and slide block are fixed by tight fixed bolt, slide block and gauge head body are passed in described measurement standard steel ball component upper end, and fix by jackscrew.
Preferably, described gauge head bottom is provided with a plurality of measuring staffs hole, and described measurement standard steel ball component upper end is stretched in the measuring staff hole of gauge head body through the measuring staff hole of slide block, and fixes by jackscrew.
The beneficial effects of the utility model are: inside and outside circle conical surface diameter described in the utility model and circularity detection device are simple to operate, convenient and practical, can use general gage measuring, saved and made the cost of correcting block and the time that correction is wasted, simultaneously, its method of indirectly measuring can improve accuracy and the precision of diameter on the arbitrary height of check place circular cone, occurs larger error while avoiding measuring.
Accompanying drawing explanation
Fig. 1 is the structural representation of inside and outside circle conical surface diameter described in the utility model and circularity detection device one preferred embodiment;
Fig. 2 is the partial sectional view of the left view of inside and outside circle conical surface diameter described in Fig. 1 and circularity detection device;
Fig. 3 is inside and outside circle conical surface diameter described in the utility model and the circularity detection device structural representation during for male cone (strobilus masculinus) diameter measurement;
Fig. 4 is the partial structurtes schematic diagram of Fig. 3;
Fig. 5 is inside and outside circle conical surface diameter described in the utility model and the circularity detection device structural representation while measuring for inner conical surface;
Fig. 6 is the partial structurtes schematic diagram of Fig. 5.
In accompanying drawing, the mark of each parts is as follows: 1, slide bar; 2, gauge head; 3, gauge head body; 4, slide block; 5, measurement standard steel ball component; 6, screw; 7, jackscrew; 8 conical surfaces to be measured.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, thereby so that advantage of the present utility model and feature can be easier to be it will be appreciated by those skilled in the art that, protection domain of the present utility model is made to more explicit defining.
Refer to Fig. 1 to Fig. 2, the utility model embodiment comprises:
Inside and outside circle conical surface diameter and a circularity detection device, comprising: a pair of gauge head assembly and slide bar 1; Described gauge head assembly comprises: gauge head 2, screw 6, measurement standard steel ball component 5 and jackscrew 7, described gauge head 2 is placed on slide bar 1, gauge head 2 upper ends are provided with screw 6 is fixed on slide bar 1 it, described gauge head 2 lower ends are provided with measurement standard steel ball component 5, and described measurement standard steel ball component 5 upper ends and gauge head 2 are fixing by jackscrew 7; Gauge head assembly, on screw 6 location and described slide bar 1, forms fixedly gauge head assembly, another gauge head assembly be slidably connected with described slide bar 1 on, formation slip gauge head assembly; Space between the steel ball of the measurement standard steel ball component on described fixedly gauge head assembly and slip gauge head assembly is measurement zone.
Described gauge head 2 comprises: gauge head body 3 and slide block 4, described gauge head body 3 upper ends are provided with screw 6 is fixed on slide bar 1 it, described gauge head body 3 lower ends and slide block 4 are fixed by tight fixed bolt, the adjustable detection to conical surface differing heights diameter to be measured and circularity of described slide block 4, described measurement standard steel ball component 5 upper ends are through slide block 4 and gauge head body 3, and it is fixing to pass through jackscrew 7; Described gauge head 2 bottoms are provided with a plurality of measuring staffs hole, described measurement standard steel ball component 5 upper ends are stretched in the measuring staff hole of gauge head body 3 through the measuring staff hole of slide block 4, and fixing by jackscrew 7, the length that described measurement standard steel ball component 5 stretches into gauge head body 3 can regulate by jackscrew 7, can change different big or small measurement standard steel ball component 5 according to the size for the treatment of the conical surface simultaneously.
As accompanying drawing 3-4 be depicted as described in inside and outside circle conical surface diameter and the outer conical surface diameter of circularity detection device and the detection method of circularity thereof, comprise step:
1), while detecting, first fixing gauge head assembly is fixed on to a side of slide bar, slip gauge head assembly can slidably reciprocate and be arranged on the opposite side of slide bar along slide bar;
2) the lower reference field of, the reference field of the conical surface 8 to be measured being close to gauge head 2, be positioned in measurement zone, the steel ball of its one end adjacent fixedly gauge head assembly, the steel ball of mobile slip gauge head assembly, make the other end of its adjacent conical surface 8 to be measured, then with screw 6 locking slip gauge head assemblies, then measure fixedly the ultimate range L1 between the steel ball of gauge head assembly and the steel ball of slip gauge head assembly, i.e. measured value L1;
3), the design theory diameter of the known conical surface 8 detections place to be measured is L0, extrapolates the theoretical value L of the ultimate range of the conical surface 8 detections place to be measured, L=2R (1+cos α)+L0;
4) in, measured value L1 is compared with the theoretical value L of the conical surface 8 detections place to be measured, can drawing under this height, whether outer cone diameter is qualified;
5), repeatedly measure the diameter of the conical surface 8 detection place different azimuth to be measured, choosing maximal value in the measured value of different azimuth and the difference of minimum value is circularity.
As accompanying drawing 5-6 be depicted as described in inside and outside circle conical surface diameter and the internal conical surface diameter of circularity detection device and the detection method of circularity thereof, comprise step:
1), while detecting, first fixing gauge head assembly is fixed on to a side of slide bar, slip gauge head assembly can slidably reciprocate and be arranged on the opposite side of slide bar along slide bar;
2) the lower reference field of, the reference field of the conical surface 8 to be measured being close to gauge head 2, be positioned in measurement zone, the steel ball of its one end adjacent fixedly gauge head assembly, the steel ball of mobile slip gauge head assembly, make the other end of its adjacent conical surface to be measured, then with screw 6 locking slip gauge head assemblies, then measure fixedly the ultimate range L1 between the steel ball of gauge head assembly and the steel ball of slip gauge head assembly, i.e. measured value L1;
3), the design theory diameter of the known conical surface 8 detections place to be measured is L0, extrapolates the theoretical value L of the ultimate range of the conical surface 8 detections place to be measured, L=2R (1-cos α)+L0;
4) in, measured value L1 is compared with the theoretical value L of the conical surface 8 detections place to be measured, can drawing under this height, whether outer cone diameter is qualified;
5), repeatedly measure the diameter of the conical surface 8 detection place different azimuth to be measured, choosing maximal value in the measured value of different azimuth and the difference of minimum value is circularity.
Outer cone testing principle: as shown in Figure 3, slide bar 1 is provided with two gauge head assemblies,, when detecting, fixedly gauge head assembly maintains static with respect to slide bar 1, and slip gauge head assembly can slidably reciprocate and be arranged on the opposite side of slide bar along slide bar.According to the size of the conical surface 8 to be measured, select suitable measurement standard steel ball component 5, by jackscrew 7, measurement standard steel ball component 5 is adjusted to suitable length, the lower reference field of the reference field of the conical surface 8 to be measured being close to gauge head 2, be positioned in the measurement zone between the steel ball of the measurement standard steel ball component 5 on fixedly gauge head assembly and slip gauge head assembly, the steel ball of its one end adjacent fixedly gauge head assembly, the steel ball of mobile slip gauge head assembly, make the other end of its adjacent conical surface to be measured, screw 6 locking slip gauge head assemblies, measure again the fixedly ultimate range L between the steel ball of gauge head assembly and the steel ball of slip gauge head assembly.As shown in Figure 4, by measuring the fixedly ultimate range L1 between the steel ball of gauge head assembly and the steel ball of slip gauge head assembly, be measured value L1, the design theory diameter of the known conical surface to be measured 8 detections place is L0, can draw theoretical value L=2R (1+cos the α)+L0 of the conical surface 8 ultimate ranges to be measured, measured value L1 and the conical surface to be measured 8 Check processing opinion value L are compared, can show that under this height, whether outer cone diameter is qualified, repeatedly measure the diameter of the conical surface 8 detection place different azimuth to be measured, choosing maximal value in the measured value of different azimuth and the difference of minimum value is circularity.
Inner cone testing principle: as shown in Figure 5, according to inner cone, measure needs, can be by fixedly the measurement standard steel ball component 5 of gauge head assembly and the measurement standard steel ball component 5 of slip gauge head assembly are placed in gauge head 2 measuring staff holes, inner side, after measurement standard steel ball component 5 strokes shorten, effective reference field of gauge head 2 amplifies, according to the size of the conical surface 8 to be measured, select suitable measurement standard steel ball component 5, by jackscrew 7, measurement standard steel ball component 5 is adjusted to suitable length, the lower reference field of the reference field of tested inner conical surface 8 being close to gauge head 2, be positioned in measurement zone, the steel ball of its one end adjacent fixedly gauge head assembly, the steel ball of mobile slip gauge head assembly, make the other end of its adjacent conical surface to be measured, by screw 6 locking slip gauge head assemblies, measure again the fixedly ultimate range L between the steel ball of gauge head assembly and the steel ball of slip gauge head assembly.As shown in Figure 6, by measuring the fixedly ultimate range L1 between the steel ball of gauge head assembly and the steel ball of slip gauge head assembly, be measured value L1, the design theory diameter of the known conical surface to be measured 8 detections place is L0, can draw theoretical value L=2R (1-cos the α)+L0 of the conical surface 8 ultimate ranges to be measured, measured value L1 and the conical surface to be measured 8 Check processing opinion value L are compared, can show that under this height, whether inner cone diameter is qualified, repeatedly measure the diameter of the conical surface 8 detection place different azimuth to be measured, choosing maximal value in the measured value of different azimuth and the difference of minimum value is circularity.
The beneficial effects of the utility model are: inside and outside circle conical surface diameter described in the utility model and circularity detection device are simple to operate, convenient and practical, can use general gage measuring, saved and made the cost of correcting block and the time that correction is wasted, simultaneously, its method by indirect calculation can improve accuracy and the precision of diameter on the arbitrary height of check place circular cone, occurs larger error while avoiding measuring.
Below be only concrete exemplary applications of the present utility model, protection domain of the present utility model is not constituted any limitation.All employing equivalents or equivalence are replaced and the technical scheme of formation, within all dropping on the utility model rights protection scope.
Claims (3)
1. inside and outside circle conical surface diameter and a circularity detection device, is characterized in that, comprising: a pair of gauge head assembly and slide bar; Described gauge head assembly comprises: gauge head, screw, measurement standard steel ball component and jackscrew, described gauge head is placed on slide bar, gauge head upper end is provided with screw is fixed on slide bar it, described gauge head lower end is provided with measurement standard steel ball component, and described measurement standard steel ball component upper end and gauge head are fixed by jackscrew; Gauge head assembly, on screw location and described slide bar, forms fixedly gauge head assembly, another gauge head assembly be slidably connected with described slide bar on, formation slip gauge head assembly; Space between the steel ball of the measurement standard steel ball component on described fixedly gauge head assembly and slip gauge head assembly is measurement zone.
2. inside and outside circle conical surface diameter according to claim 1 and circularity detection device, it is characterized in that: described gauge head comprises: gauge head body and slide block, described gauge head body upper end is provided with screw is fixed on slide bar it, described gauge head body lower end and slide block are fixed by tight fixed bolt, slide block and gauge head body are passed in described measurement standard steel ball component upper end, and fix by jackscrew.
3. inside and outside circle conical surface diameter according to claim 2 and circularity detection device, it is characterized in that: described gauge head bottom is provided with a plurality of measuring staffs hole, described measurement standard steel ball component upper end is stretched in the measuring staff hole of gauge head body through the measuring staff hole of slide block, and fixes by jackscrew.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420400383.7U CN204007577U (en) | 2014-07-18 | 2014-07-18 | A kind of inside and outside circle conical surface diameter and circularity detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420400383.7U CN204007577U (en) | 2014-07-18 | 2014-07-18 | A kind of inside and outside circle conical surface diameter and circularity detection device |
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| Publication Number | Publication Date |
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| CN204007577U true CN204007577U (en) | 2014-12-10 |
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|---|---|---|---|
| CN201420400383.7U Expired - Fee Related CN204007577U (en) | 2014-07-18 | 2014-07-18 | A kind of inside and outside circle conical surface diameter and circularity detection device |
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| CN (1) | CN204007577U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180787A (en) * | 2014-07-18 | 2014-12-03 | 苏州市职业大学 | Detection device for internal and external conical surface diameters and circularities and detection method thereof |
-
2014
- 2014-07-18 CN CN201420400383.7U patent/CN204007577U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180787A (en) * | 2014-07-18 | 2014-12-03 | 苏州市职业大学 | Detection device for internal and external conical surface diameters and circularities and detection method thereof |
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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 |
Granted publication date: 20141210 Termination date: 20150718 |
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| EXPY | Termination of patent right or utility model |