CN107607027B - Universal taper detection device - Google Patents
Universal taper detection device Download PDFInfo
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- CN107607027B CN107607027B CN201710774925.5A CN201710774925A CN107607027B CN 107607027 B CN107607027 B CN 107607027B CN 201710774925 A CN201710774925 A CN 201710774925A CN 107607027 B CN107607027 B CN 107607027B
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- 238000001514 detection method Methods 0.000 title claims abstract description 46
- 230000002093 peripheral effect Effects 0.000 claims abstract description 5
- 230000000712 assembly Effects 0.000 claims description 17
- 238000000429 assembly Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 abstract description 18
- 238000005259 measurement Methods 0.000 abstract description 16
- 238000012545 processing Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The invention discloses a universal taper detection device, which belongs to the field of measurement devices and comprises a positioning ring, a plurality of positioning components and a dial indicator; the dial indicators are arranged at intervals along the inner ring surface of the positioning ring; the end part of the positioning component is provided with a fixed head used for contacting and sliding with the surface of the workpiece to be measured, the fixed heads are respectively propped against the outer peripheral surface of the workpiece to be measured so as to enable the workpiece to be measured to rotate relative to the positioning ring, and the measuring head of the dial indicator is used for being matched with the surface of the workpiece to be measured in a moving way; the positioning components and the dial indicator can slide relative to the positioning ring, and the requirements of high detection universality, wide detection size range, simple and convenient measurement process, high precision, online detection and the like are met in the process of measuring the outer conical surface.
Description
Technical Field
The invention relates to a detection device, in particular to a universal taper detection device.
Background
Currently, the outer cone structure is widely used in mechanical structures. In the processing process of the parts, the detection process and the use process need to confirm the angle of the outer cone, the gear and the like. The current method for detecting the outer cone comprises the following steps:
(1) The three-coordinate instrument detection method has the advantages that the measurement accuracy is high, the size and the angle of the outer cone can be measured simultaneously, the three-coordinate instrument has large volume, parts are required to be brought to the position of the instrument for measurement, repeated disassembly and inspection are required in the processing process, and the efficiency is very low;
(2) The method can detect whether taper difference exists between the measured piece and the standard piece or not, but cannot judge the actual angle. Only can repeated repair and measurement be carried out until the fitting rate of the measured piece and the ring gauge reaches the qualification. Although the ring gauge can be used for measuring in the processing process, due to the structural characteristics, the part is required to be colored and researched with the ring gauge after being disassembled, so that the detection efficiency is low, in addition, the precision of a machine is required to be readjusted during the disassembly detection and subsequent processing of the part, and the requirements on the level of detection personnel and processing personnel are high;
(3) The method is characterized in that the taper gauge is specially designed according to the taper condition of the produced part, and only parts consistent with the taper and the size of the taper gauge can be detected in a contrasting manner. The structure limit is large, the on-line detection in the processing process is not performed, the insertion taper gauge comparison detection of the parts to be disassembled is needed, and the measurement accuracy is superior to that of the ring gauge detection. But convenience is convenient without essential difference. And the parts must meet the requirement of the taper gauge for measuring space, otherwise, the measured piece cannot be detected. Therefore, the standard cone gauge can only detect the outer cone with the same specification and a certain specific shape, has poor universality and has more detection condition limitation.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide the universal taper detection device which meets the requirements of high detection universality, wide detection size range, simple and convenient measurement process, high precision and online detection.
The aim of the invention is achieved by the following technical scheme:
a universal taper detection device comprises a positioning ring, a plurality of positioning components and a dial indicator; the dial indicators are arranged at intervals along the inner ring surface of the positioning ring; the end part of the positioning component is provided with a fixed head used for contacting and sliding with the surface of the workpiece to be measured, a plurality of fixed heads are used for respectively propping against the outer peripheral surface of the workpiece to be measured so as to enable the workpiece to be measured to rotate relative to the positioning ring, and the measuring head of the dial indicator is used for being in movable fit with the surface of the workpiece to be measured; the plurality of positioning assemblies and the dial indicator slide relative to the positioning ring.
Further, the positioning ring is of a semicircular ring body structure; the surface of the positioning ring is provided with a plurality of first grooves which are respectively used for being in sliding clamping connection with the positioning assembly; the surface of the positioning ring is also provided with a second groove for the dial indicator to slide and clamp.
Further, the center extension lines of the plurality of first grooves and the second grooves intersect at one end point.
Further, the end points are coincident with the center of the positioning ring.
Further, the positioning assembly is at least four; the upper surface and the lower surface of the positioning ring are respectively provided with the same number of positioning components, and a plurality of fixing heads positioned on the upper surface and the lower surface of the positioning ring face the circle center of the positioning ring; the positioning assemblies positioned on the upper surface and the lower surface of the positioning ring are respectively positioned on the same vertical plane, and the two positioning assemblies positioned on the same vertical plane form a single limiting unit.
Further, the number of the limiting units is two, and the intersection of the extension lines of the fixed heads of the two limiting units is 90 degrees.
Further, the dial indicator is arranged on one side of the two limiting units.
Further, the number of the dial indicators is two, the two dial indicators are respectively arranged on the upper surface and the lower surface of the positioning ring, and the measuring heads of the two dial indicators face the circle center of the positioning ring and are positioned on the same vertical plane to form an angle detection unit.
Further, the measuring head of the angle detection unit is arranged opposite to the fixed head of one of the limit units.
Further, the outer ring surface of the positioning ring is also provided with two handles.
Compared with the prior art, the invention has the beneficial effects that:
through being equipped with a plurality of locating components and amesdial along locating ring's interior anchor ring slidable to the adaptation is at the different outer cone sizes of certain within range, through comparing the measurement with the calibration of standard outer cone gauge block, can measure the difference of two sizes of measured work piece and standard outer cone and angle, and the outer cone size of measured work piece is as long as be within the inner ring diameter of locating ring, all can be through adjusting locating component and amesdial to it is measured to can measure the outer cone size and the angle of this measured work piece simultaneously, in order to realize omnipotent measuring function. The measuring process is simple, the on-line detection can be realized, the workpiece is not required to be disassembled in the processing process, and the measurement can be performed in the processing state. The measurement is not limited by the size and shape of the part, the taper part can be directly detected, the universal taper detection device can be placed at a corresponding detection position, and inconvenient operations such as part insertion or detection by sleeving the measurement device are not needed. The detection efficiency in the part manufacturing process is improved, so that the overall production efficiency is improved, the online detection is realized, the labor and time for disassembling and conveying the detected workpiece are saved, and meanwhile, the online measurement and the measurement of the conical surface size and the specific numerical error of the angle are integrated.
Drawings
FIG. 1 is a schematic diagram of a universal taper detection apparatus according to the present invention;
FIG. 2 is a front view of the universal taper detecting device of the present invention;
FIG. 3 is a view of one of the measuring processes of the universal taper detecting device of the present invention;
FIG. 4 is a second view of the measuring process of the universal taper detecting device of the present invention.
In the figure: 10. a positioning ring; 20. a positioning assembly; 30. a dial gauge; 40. a workpiece to be tested; 11. a first groove; 12. a second groove; 13. an endpoint; 14. a handle; 21. a fixed head; 22. a through groove; 23. a limit unit; 31. and a detection unit.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.
1-4, a universal taper detection apparatus of the present invention is shown, comprising a positioning ring 10, a plurality of positioning assemblies 20, and a dial indicator 30; the positioning assemblies 20 and the dial indicators 30 are arranged at intervals along the inner annular surface of the positioning ring 10; the end of the positioning assembly 20 is provided with a fixed head 21 for contacting and sliding with the surface of the workpiece 40 to be measured, the fixed heads 21 are respectively propped against the outer peripheral surface of the workpiece 40 to be measured so as to enable the workpiece 40 to rotate relative to the positioning ring 10, and the measuring head of the dial indicator 30 is used for being in moving fit with the surface of the workpiece 40 to be measured; preferably, the plurality of fixing heads 21 face the inner ring surface direction of the positioning ring 10 consistently, the plurality of fixing heads 21 are connected along the inner ring surface of the positioning ring 10 to form a shape matched with the outer conical surface of the standard part, in the measuring process of the invention, the plurality of fixing heads 21 are matched and attached with the outer conical surface of the measured part 40 around the measured part 40, the measuring head of the dial gauge 30 and the fixing heads 21 face the same direction and abut against the outer conical surface of the measured part 40 simultaneously, the measured part 40 rotates relative to the positioning ring 10, or the positioning ring 10 rotates around the measured part 40, so that the measuring head of the dial gauge 30 horizontally slides on the outer conical surface of the measured part 40, and then whether the taper size of the measured part 40 meets the machining requirement or not is measured by observing the reading change in the dial of the dial gauge 30.
In order to enable the universal taper detection device to measure the taper surfaces with any diameter within the size range of the positioning ring 10, the positioning assemblies 20 and the dial gauges 30 slide relative to the positioning ring 10 to change the distances between the fixing heads 21 and the measuring heads of the dial gauges 30, in this example, the gauge bodies of the positioning assemblies 20 and the dial gauges 30 are fixed on the positioning ring 10 and slide relative to the positioning ring 10 through bolts, before the detected workpiece 40 is detected, the bolts on the positioning assemblies 20 and the dial gauges 30 are unscrewed, the outer taper surfaces of the standard parts are placed in the center of the positioning ring 10, the fixing heads 21 of the positioning assemblies 20 and the measuring heads of the dial gauges 30 are respectively abutted against the outer taper surfaces of the standard parts, then the positioning assemblies 20 are fixed with the dial gauges 30, and then the fixed taper detection device is matched with each detected workpiece 40 to realize the universal taper measurement with different outer diameter sizes within the size range of the positioning ring 10.
Preferably, the positioning ring 10 has a semicircular ring body structure; the surface of the positioning ring 10 is provided with a plurality of first grooves 11, the first grooves 11 are respectively used for being in sliding clamping connection with the positioning assembly 20, the width of the first grooves 11 is matched with the width of the positioning assembly 20, and the clearance fit is preferred, in the embodiment, the upper surface of the positioning assembly 20 is provided with a through groove 22 communicated with the lower surface of the positioning assembly 20, the inner peripheral surface of the through groove 22 is also provided with a boss, the screw rod part of the bolt penetrates through the through groove 22, the whole bolt is clamped with the boss through the head of the bolt to realize limit, and the positioning assembly 20 is controlled to be fixed in the first grooves 11 or to slide relatively with the first grooves 11 by unscrewing and tightening the bolt; the surface of the positioning ring 10 is also provided with a second groove 12 for sliding and clamping the dial indicator 30.
Further, the central extension lines of the first grooves 11 and the second grooves 12 intersect at an end point 13, so that the positioning components 20 and the dial indicator 30 slide towards the end point 13, and are far away from or near the end point 13.
As a preferred embodiment, the end point 13 coincides with the center of the positioning ring 10.
In order to enable the invention to detect the size of the outer conical surface and the angle of the outer conical surface, the positioning assembly 20 is at least four; the upper surface and the lower surface of the positioning ring 10 are respectively provided with the positioning assemblies 20 with the same number, and a plurality of fixing heads 21 positioned on the upper surface and the lower surface of the positioning ring 10 face the circle center of the positioning ring 10; the positioning assemblies 20 on the upper surface and the lower surface of the positioning ring 10 are respectively positioned on the same vertical plane, and the two positioning assemblies 20 positioned on the same vertical plane form a single limiting unit 23 so as to limit the axial direction of the measured workpiece 40 when the positioning assemblies abut against the outer conical surface.
Preferably, the two limiting units 23 are arranged, the intersection of the extension lines of the fixed heads 21 of the two limiting units 23 is 90 degrees, and of course, the included angle of the extension lines of the two limiting units 23 can be any angle of acute angles, so long as the workpiece 40 to be tested can be abutted and positioned when the taper is detected.
The dial indicator 30 is disposed on one side of the two limiting units 23, specifically, the dial indicator 30 and the two limiting units 23 are respectively located at positions of 0 °, 90 ° and 180 ° in the axial projection direction of the positioning ring 10, the dial indicator 30 and one of the limiting units 23 are respectively located at positions of 0 ° and 180 ° at two ends of the positioning ring 10, and the other limiting unit 23 is located at a position of 90 ° in the middle of the positioning ring 10.
The number of the dial indicators 30 is two, the two dial indicators 30 are respectively arranged on the upper surface and the lower surface of the positioning ring 10, and the measuring heads of the two dial indicators 30 face the circle center of the positioning ring 10 and are positioned on the same vertical plane to form an angle detection unit 31. The gauge head of the angle detection unit 31 is disposed opposite to the fixed head 21 of one of the limit units 23.
As shown in fig. 3 to 4, in the use process of the present invention, firstly, all the positioning components 20 on the upper surface and the lower surface of the positioning ring 10 and the bolts on the dial indicator 30 are unscrewed to the state that the positioning components 20 and the dial indicator 30 can slide freely in the radial direction on the first groove 11 and the second groove 12, then the universal taper detection device is sleeved on one side of the standard outer cone measuring block, so that the fixing heads 21 of all the positioning components 20 and the measuring heads of the dial indicator 30 are contacted with the outer conical surface of the standard outer cone measuring block, and then all the bolts are locked, so that all the fixing heads 21 and the measuring heads are relatively fixed. Taking the standard outer cone measuring block off and zeroing the dial readings of the dial indicator 30, sleeving the universal taper detecting device at the outer cone position of the measured workpiece 40, rotating the universal taper detecting device or the measured workpiece 40, observing the change condition of the readings in the dial indicator 30, wherein the readings of the dial indicator 30 represent the difference of the diameters of the outer cones, and the readings of the upper dial indicator 30 and the lower dial indicator 30 represent the angle of the outer cones relative to the horizontal plane, namely the taper difference.
The outer ring surface of the positioning ring 10 is also provided with two handles 14, so that the invention is more portable.
The invention mainly solves the problems that the existing external conical surface measurement cannot be performed on line, and the like, and the structural design of the invention ensures that the measurement is not limited by any condition, and the part can be measured under the condition that the part is not required to be taken off in the machining process on a machine tool. And this omnipotent tapering detection device is little than current measuring equipment, and the measurement demand of general course of working can be satisfied to the precision height, and gauge head and fixed head 21 can radially move in a certain extent for can measure the external cone of different diameters different angles, current measuring equipment can only measure the external cone of fixed size and angle, whenever external cone structural dimension changes, just needs to design and manufacture new measuring device, and this omnipotent tapering detection device then can effectually solve this problem. The measuring accuracy of the dial indicator 30 is within 1um, and the dial indicator can basically replace a three-coordinate measuring instrument to meet the general processing and detecting requirements, and compared with the existing three-coordinate detecting and special detecting device or ring gauge detecting means, the dial indicator 30 has the characteristics of simple operation and high measuring efficiency while guaranteeing high accuracy, and has low technical level dependence on testers.
The above embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present invention are intended to be within the scope of the present invention as claimed.
Claims (4)
1. The utility model provides a omnipotent tapering detection device which characterized in that:
the device comprises a positioning ring, a plurality of positioning components and a dial indicator; the dial indicators are arranged at intervals along the inner ring surface of the positioning ring; the end part of the positioning component is provided with a fixed head used for contacting and sliding with the surface of the workpiece to be measured, a plurality of fixed heads are used for respectively propping against the outer peripheral surface of the workpiece to be measured so as to enable the workpiece to be measured to rotate relative to the positioning ring, and the measuring head of the dial indicator is used for being in movable fit with the surface of the workpiece to be measured; the positioning assemblies and the dial indicators slide relative to the positioning ring;
the number of the positioning components is at least four;
the surface of the positioning ring is provided with a plurality of first grooves which are respectively used for being in sliding clamping connection with the positioning assembly;
the surface of the positioning ring is also provided with a second groove for the dial indicator to slide and clamp;
the central extension lines of the first grooves and the second grooves are intersected at one end point;
the end points are coincident with the circle centers of the positioning rings;
the upper surface and the lower surface of the positioning ring are respectively provided with the same number of positioning components, and a plurality of fixing heads positioned on the upper surface and the lower surface of the positioning ring face the circle center of the positioning ring; the positioning assemblies positioned on the upper surface and the lower surface of the positioning ring are respectively positioned on the same vertical plane, and the two positioning assemblies positioned on the same vertical plane form a single limiting unit;
the number of the limiting units is two, and the extension lines of the fixed heads of the two limiting units are intersected to form 90 degrees;
the dial indicator is arranged on one side of the two limiting units;
the two dial gauges are respectively arranged on the upper surface and the lower surface of the positioning ring, and the measuring heads of the two dial gauges face the circle center of the positioning ring and are positioned on the same vertical plane to form an angle detection unit.
2. The universal taper detection apparatus as recited in claim 1, wherein: the positioning ring is of a semicircular ring body structure.
3. The universal taper detection apparatus as recited in claim 2, wherein: the measuring head of the angle detection unit is arranged opposite to the fixed head of one of the limit units.
4. A universal taper detection apparatus as defined in claim 3, wherein: the outer ring surface of the positioning ring is also provided with two handles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710774925.5A CN107607027B (en) | 2017-08-31 | 2017-08-31 | Universal taper detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710774925.5A CN107607027B (en) | 2017-08-31 | 2017-08-31 | Universal taper detection device |
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| Publication Number | Publication Date |
|---|---|
| CN107607027A CN107607027A (en) | 2018-01-19 |
| CN107607027B true CN107607027B (en) | 2024-03-01 |
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| CN201710774925.5A Active CN107607027B (en) | 2017-08-31 | 2017-08-31 | Universal taper detection device |
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| CN108917562B (en) * | 2018-07-13 | 2020-06-16 | 黄山名伦精密五金有限公司 | Automobile bearing bush circle center contact ratio detection device and working mode thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB856502A (en) * | 1958-03-05 | 1960-12-21 | Wilhelm Hirt | Taper gauge |
| CN102189446A (en) * | 2011-04-14 | 2011-09-21 | 南京数控机床有限公司 | Spindle head conical surface grinding detection device and detection method thereof |
| CN202928484U (en) * | 2012-11-01 | 2013-05-08 | 上海机床厂有限公司 | Device for measuring main shaft male cone |
| CN103983175A (en) * | 2014-06-06 | 2014-08-13 | 重庆新兴齿轮有限公司 | Outer cone detector |
| CN203964804U (en) * | 2014-06-06 | 2014-11-26 | 重庆新兴齿轮有限公司 | Taper hole detector |
| CN105066850A (en) * | 2015-08-19 | 2015-11-18 | 智奇铁路设备有限公司 | Device for measuring axle conicity |
| CN205940409U (en) * | 2016-08-08 | 2017-02-08 | 长春市美科汽车零部件有限公司 | Tapered dial snap gauge of prototype gear |
| CN207528161U (en) * | 2017-08-31 | 2018-06-22 | 广州市昊志机电股份有限公司 | A kind of Universal taper detection device |
-
2017
- 2017-08-31 CN CN201710774925.5A patent/CN107607027B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB856502A (en) * | 1958-03-05 | 1960-12-21 | Wilhelm Hirt | Taper gauge |
| CN102189446A (en) * | 2011-04-14 | 2011-09-21 | 南京数控机床有限公司 | Spindle head conical surface grinding detection device and detection method thereof |
| CN202928484U (en) * | 2012-11-01 | 2013-05-08 | 上海机床厂有限公司 | Device for measuring main shaft male cone |
| CN103983175A (en) * | 2014-06-06 | 2014-08-13 | 重庆新兴齿轮有限公司 | Outer cone detector |
| CN203964804U (en) * | 2014-06-06 | 2014-11-26 | 重庆新兴齿轮有限公司 | Taper hole detector |
| CN105066850A (en) * | 2015-08-19 | 2015-11-18 | 智奇铁路设备有限公司 | Device for measuring axle conicity |
| CN205940409U (en) * | 2016-08-08 | 2017-02-08 | 长春市美科汽车零部件有限公司 | Tapered dial snap gauge of prototype gear |
| CN207528161U (en) * | 2017-08-31 | 2018-06-22 | 广州市昊志机电股份有限公司 | A kind of Universal taper detection device |
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