CN106705786B - Go-no-go gauge for measuring appearance of product with N-shaped section - Google Patents
Go-no-go gauge for measuring appearance of product with N-shaped section Download PDFInfo
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- CN106705786B CN106705786B CN201611078494.0A CN201611078494A CN106705786B CN 106705786 B CN106705786 B CN 106705786B CN 201611078494 A CN201611078494 A CN 201611078494A CN 106705786 B CN106705786 B CN 106705786B
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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
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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
- G01B5/20—Measuring arrangements characterised by the use of mechanical techniques for measuring contours or curvatures
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/30—Computing systems specially adapted for manufacturing
Abstract
A go-no-go gauge for measuring the appearance of a product with an N-sided polygon cross section is characterized in that: including annular circular plate and the at least 2N test bars of distribution on annular circular plate circumference, the one end of each test bar is sharp gauge head, the centre of a circle of directional annular circular plate behind the annular circular plate is passed to the one end of each test bar area sharp gauge head, at least every two adjacent sharp measurement points are a set of, and total N is used for confirming the N limit of N limit shape, the other end of each test bar is equipped with stretches out length adjustment device and is used for changing the length that each test bar stretched into in the annular circular plate in order to change the length on each limit of N limit shape. The go-no-go gauge for measuring the appearance of the product with the N-shaped section can meet the measurement requirements of different side lengths, and has the advantages of fewer parts and accurate and convenient operation.
Description
Technical Field
The invention relates to the technical field of detectors, in particular to a go-no-go gauge for measuring the appearance of a product with an N-shaped section.
Background
At present, no go-no-go gauge which can meet the measurement requirements of N-sided shapes with different side lengths, has few parts and is accurate and convenient to operate is designed for products with N-sided shapes in cross sections.
Disclosure of Invention
The invention aims to solve the technical problems that: the go-no-go gauge for measuring the appearance of the product with the N-shaped section can meet the measurement requirements of different side lengths, has fewer parts and is accurate and convenient to operate.
The technical scheme of the invention is as follows: a go-no-go gauge for measuring the appearance of a product with an N-sided polygon cross section is characterized in that: including annular circular plate and the at least 2N test bars of distribution on annular circular plate circumference, the one end of each test bar is sharp gauge head, the centre of a circle of directional annular circular plate behind the annular circular plate is passed to the one end of each test bar area sharp gauge head, at least every two adjacent sharp gauge heads are a set of, and total N is organized and is used for confirming the N limit of N limit shape, the other end of each test bar is equipped with stretches out length adjustment device and is used for changing the length that each test bar stretched into in the annular circular plate in order to change the length on each limit of N limit shape.
After the structure is adopted, the invention has the following advantages:
the invention is used for measuring the go-no-go gauge with the cross section of the product shape of the N-sided polygon, a straight line can be determined by utilizing two points, the line which is not parallel to the same plane forms a plane, and the straight line can be determined by setting more than two points, so that the pointed measuring heads of at least 2N measuring rods on the ring circular plate can be utilized, each side of the N-sided polygon can be determined by taking at least two adjacent pointed measuring heads as a group, the length of each side can be realized by changing the extending length of the corresponding measuring rod, N-sided polygons with different side lengths can be adjusted, the whole parts are fewer, the operation is accurate and convenient, and the measuring requirements of different side lengths can be met.
Preferably, the number of the test rods is 2N, the test rods are uniformly distributed on the circumference of the annular circular plate, and every two adjacent pointed measuring heads are in a group. The setting structure is simple, and the number of the test rods is minimum.
Preferably, the test rod is a screw, and the length adjusting device comprises a screw transmission mechanism for driving the screw to move in a straight line and a measuring device for measuring the straight line travelling distance of the screw. The screw transmission mechanism is adopted as a length adjusting device, the structure is simple, the movement is stable and reliable, the adjusting precision is high, and the measuring device enables the length adjustment of the screw to be more convenient, visual and accurate.
Preferably, the screw transmission mechanism comprises a fixed sleeve, a movable sleeve and a knob, wherein one end of the screw rod, which is far away from the pointed measuring head, is in threaded connection with the fixed sleeve fixed on the annular circular plate, the movable sleeve is sleeved outside the fixed sleeve and is connected with the screw rod, and the knob is connected with the movable sleeve to drive the screw rod connected with the movable sleeve to spirally move in the fixed sleeve when the knob is rotated. The screw transmission mechanism has simple structure and convenient adjustment.
Preferably, the measuring device is a scale provided in the axial direction of the fixed sleeve and in the circumferential direction of the movable sleeve. The measuring device has a simple structure, and can conveniently read the extension length of each screw rod, and the reading is convenient, visual and accurate.
Preferably, the knob is provided with a fine tuning knob. The length adjustment precision is higher by the aid of the length adjustment device, and collision damage to an object to be measured can be reduced by fine adjustment when the length adjustment device is close to the object to be measured.
Preferably, the fixing sleeve is fixed on the outer circumferential surface of the ring-shaped circular plate. The arrangement reduces interference with the intermediate product to be tested.
Preferably, the test rod is a straight rack, the length adjusting device comprises a gear and a measuring device for measuring the straight traveling distance of the straight rack, one end, away from the pointed measuring head, of the straight rack is meshed with the gear fixed on the annular circular plate, and the end is fixed on the annular circular plate through a locking device and used for fixing the adjusted length, extending into the annular circular plate, of the straight rack. The rack and pinion transmission mechanism is adopted as the length adjusting device, the structure is simple, the movement is stable and reliable, the adjusting precision is high, and the measuring device enables the length adjustment of the straight rack to be more convenient, visual and accurate.
Preferably, the measuring device is a scale arranged in the axial direction of the spur rack. The measuring device has a simple structure, and can conveniently read the extension length of each straight rack, and the reading is convenient, visual and accurate.
Preferably, the gear is provided on the outer circumferential surface of the ring-shaped circular plate. The arrangement reduces interference with the intermediate product to be tested.
Drawings
FIG. 1 is a schematic diagram of a structure of a go-no-go gauge for measuring the appearance of a product with a quadrangular section by using a screw transmission mechanism;
fig. 2 is a schematic structural diagram of a go-no-go gauge in which a screw transmission mechanism is adopted to measure the appearance of a product with a hexagonal section in the second embodiment;
fig. 3 is a schematic structural diagram of a go-no-go gauge in which a rack-and-pinion transmission mechanism is used to measure the appearance of a product with a quadrilateral cross section in the third embodiment;
fig. 4 is a schematic structural diagram of a go-no-go gauge in which a rack-and-pinion transmission mechanism is used to measure the appearance of a product with a hexagonal section in the fourth embodiment;
in the figure: the device comprises a 1-annular circular plate, a 2-screw, a 3-pointed measuring head, a 4-circle center, a 5-length adjusting device, a 6-fixed sleeve, a 7-movable sleeve, an 8-knob, a 9-fine tuning knob, a 10-straight rack, an 11-gear and a 12-locking device.
Detailed Description
The invention will be further described with reference to the accompanying drawings, in conjunction with examples.
Embodiment one:
as shown in fig. 1, the present embodiment is a go-no-go gauge for measuring the product appearance with a quadrilateral cross section by adopting a screw transmission mechanism, the product appearance is in a regular appearance, such as a cylinder, a cone, etc., and comprises a ring circular plate 1 and eight screws 2 uniformly distributed on the circumference of the ring circular plate 1, one end of each screw 2 is a pointed measuring head 3, one end of each screw 2 with the pointed measuring head 3 passes through the ring circular plate 1 and then points to the circle center 4 of the ring circular plate 1, each two adjacent pointed measuring heads 3 are in a group, four groups of four sides for determining the quadrilateral are shared, of course, one straight line can be determined by three points, so that more than eight screws 2 are arranged, and the screws 2 can also be unevenly distributed on the ring circumference 1 as long as each screw 2 can intersect with the corresponding side of the quadrilateral, the other end of the screw rod 2 is provided with an extension length adjusting device 5 for changing the length of each screw rod 2 extending into the annular circular plate 1 so as to change the side length of each side of the quadrangle, the length adjusting device 5 comprises a screw transmission mechanism for driving the screw rod 2 to move linearly in a screw way and a measuring device for measuring the linear travel distance of the screw rod 2, the screw transmission mechanism comprises a fixed sleeve 6, a movable sleeve 7 and a knob 8, one end of the screw rod 2 far away from the pointed measuring head 3 is in threaded connection with the fixed sleeve 6 fixed on the outer circumferential surface of the annular circular plate 1, the movable sleeve 7 is sleeved outside the fixed sleeve 6 and connected with the screw rod 2, the knob 8 is connected with the movable sleeve 7 and is used for driving the screw rod 2 connected with the movable sleeve 7 to move in the fixed sleeve 6 in a screw way when being used for rotating the knob 8, the measuring device is a scale arranged on the fixed sleeve 6 along the axial direction and the movable sleeve 7 along the circumferential direction, the knob 8 is provided with a fine tuning knob 9.
The designs of the fixed sleeve 6, the movable sleeve 7, the knob 8 and the fine tuning knob 9 are designed by referring to the structure of the screw micrometer, and are the prior art.
Embodiment two:
as shown in fig. 2, this embodiment is a go-no-go gauge that adopts a screw transmission mechanism to measure the appearance of a product with a hexagonal section, and is different from the first embodiment in that the number of screws 2 and the screw transmission mechanisms used in cooperation are changed, twelve screws 2 are arranged on the circumference of a ring circular plate 1, the pointed measuring heads 3 of every two adjacent screws are in a group, six groups are used for determining six sides of the hexagon, and one end of each screw 2 far away from the pointed measuring head 3 is provided with the screw transmission mechanism.
Embodiment III:
as shown in fig. 3, this embodiment is a go-no-go gauge for measuring the product appearance with a quadrilateral section by adopting a rack-and-pinion transmission mechanism, and comprises a ring circular plate 1 and eight straight toothed bars 10 uniformly distributed on the circumference of the ring circular plate 1, wherein scales are arranged on the straight toothed bars 10 along the axial direction, one end of each straight toothed bar 10 is a pointed measuring head 3, one end of each straight toothed bar 10 with the pointed measuring head 3 penetrates through the ring circular plate 1 and then points to the circle center 4 of the ring circular plate 1, each two adjacent pointed measuring heads are in a group, four groups of four sides are used for determining the quadrilateral, the other end of each straight toothed bar 10 is provided with a length extending adjusting device 5 for changing the length of each straight toothed bar 10 extending into the ring circular plate 1 so as to change the side length of each quadrilateral, the length adjusting device 5 comprises a gear 11 and a measuring device for measuring the straight travelling distance of each straight toothed bar 10, one end of each straight toothed bar 10 far away from the pointed measuring head 3 is meshed with the gear 11 fixed on the outer circumference of the ring circular plate 1, the end is fixed on the ring circular plate 1 through a locking device 12, the length adjusting device for extending the straight toothed bars 10 into the ring circular plate 1 along the axial direction is arranged in the measuring scales.
Embodiment four:
as shown in fig. 4, this embodiment is a go-no-go gauge that adopts a rack-and-pinion transmission mechanism to measure the product appearance with a hexagonal section, and is different from the third embodiment in that the number of the spur gear strips 10 and the gears and locking devices used in cooperation are changed, twelve spur gear strips 10 are arranged on the circumference of the ring circular plate 1, the pointed measuring heads 3 of every two adjacent spur gear strips 10 are in a group, six groups are used for determining six sides of the hexagon, and one end of each spur gear strip 10 far away from the pointed measuring head 3 is provided with the gears and the locking devices.
The first, second, third and fourth embodiments are all designed according to the following principles: the straight line can be determined only by two points, the plane is formed by lines which are not parallel to the same plane, and the straight line can be determined by setting more than two points, so that the pointed measuring heads 3 of at least 2N test bars on the ring circular plate 1 can be used, at least two adjacent pointed measuring heads 3 are used as a group to determine each side of the N-sided shape, and the length of each side can be realized by changing the extending length of the corresponding test bar, thereby the N-sided shape with different side lengths can be adjusted.
Claims (10)
1. A go-no-go gauge for measuring the appearance of a product with an N-sided polygon cross section is characterized in that: including annular plectane (1) and distribute at least 2N test bars on annular plectane (1) circumference, the one end of each test bar is pointed gauge head (3), the centre of a circle (4) of directional annular plectane (1) behind annular plectane (1) are passed to the one end of each test bar area pointed gauge head (3), and every two adjacent pointed gauge heads (3) are a set of, and the N limit that is used for confirming the N limit of N limit altogether, the other end of each test bar is equipped with stretches out length adjustment device (5) and is used for changing the length that each test bar stretched into annular plectane (1) in order to change the length on each limit of N limit.
2. A go no-go gauge for measuring the profile of a product having an N-sided polygon cross section as claimed in claim 1, wherein: the number of the test rods is 2N, the test rods are uniformly distributed on the circumference of the annular circular plate (1), and every two adjacent pointed measuring heads (3) are in a group.
3. A go no-go gauge for measuring the profile of a product having an N-sided polygon cross section as claimed in claim 1, wherein: the test rod is a screw (2), and the length adjusting device (5) comprises a spiral transmission mechanism for driving the screw (2) to move in a spiral linear mode and a measuring device for measuring the linear travel distance of the screw (2).
4. A go no-go gauge for measuring the profile of a product having an N-sided polygon cross section according to claim 3, wherein: the screw transmission mechanism comprises a fixed sleeve (6), a movable sleeve (7) and a knob (8), wherein one end of the screw (2) away from the pointed measuring head (3) is in threaded connection with the fixed sleeve (6) fixed on the annular circular plate (1), the movable sleeve (7) is sleeved outside the fixed sleeve (6) and is connected with the screw (2), and the knob (8) is connected with the movable sleeve (7) to drive the screw (2) connected with the movable sleeve (7) to move helically in the fixed sleeve (6) when the knob (8) is rotated.
5. A go no-go gauge for measuring the profile of a product having an N-sided polygon in cross section as claimed in claim 4, wherein: the measuring device is a scale arranged on the fixed sleeve (6) along the axial direction and the movable sleeve (7) along the circumferential direction.
6. A go no-go gauge for measuring the profile of a product having an N-sided polygon in cross section as claimed in claim 4, wherein: and a fine tuning knob (9) is arranged on the knob (8).
7. A go no-go gauge for measuring the profile of a product having an N-sided polygon in cross section as claimed in claim 4, wherein: the fixing sleeve (6) is fixed on the outer circumferential surface of the annular circular plate (1).
8. A go no-go gauge for measuring the profile of a product having an N-sided polygon cross section as claimed in claim 1, wherein: the test rod is a straight rack (10), the length adjusting device (5) comprises a gear (11) and a measuring device for measuring the linear travel distance of the straight rack (10), one end, away from the pointed measuring head (3), of the straight rack (10) is meshed with the gear (11) fixed on the annular circular plate (1), and the end is fixed on the annular circular plate (1) through a locking device (12) and used for fixing the adjusted length, extending into the annular circular plate (1), of the straight rack (10).
9. A go no-go gauge for measuring the profile of a product having an N-sided polygon in cross section as claimed in claim 8, wherein: the measuring device is a scale arranged on the straight rack (10) along the axial direction.
10. A go no-go gauge for measuring the profile of a product having an N-sided polygon in cross section as claimed in claim 8, wherein: the gear (11) is arranged on the outer circumferential surface of the ring-shaped circular plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611078494.0A CN106705786B (en) | 2016-11-30 | 2016-11-30 | Go-no-go gauge for measuring appearance of product with N-shaped section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611078494.0A CN106705786B (en) | 2016-11-30 | 2016-11-30 | Go-no-go gauge for measuring appearance of product with N-shaped section |
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| Publication Number | Publication Date |
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| CN106705786A CN106705786A (en) | 2017-05-24 |
| CN106705786B true CN106705786B (en) | 2023-05-16 |
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| CN201611078494.0A Active CN106705786B (en) | 2016-11-30 | 2016-11-30 | Go-no-go gauge for measuring appearance of product with N-shaped section |
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Citations (2)
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| CN102384723A (en) * | 2010-08-30 | 2012-03-21 | 中原工学院 | Cone hole plug gauge |
| CN205090913U (en) * | 2015-11-12 | 2016-03-16 | 哈尔滨东量工具有限公司 | Pitch diameter detector |
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| GB574393A (en) * | 1942-07-27 | 1946-01-03 | Sheffield Corp | Improvements in or relating to a thread snap gauge for gauging male screw threads |
| FR2371672A1 (en) * | 1976-11-19 | 1978-06-16 | Setim | DETECTION KIT FOR MEASURING LONG PRODUCTS |
| DE19910636A1 (en) * | 1999-03-10 | 2000-09-14 | Inst Mikrostrukturtechnologie | Length measuring system, consisting of one or more magnetic scales |
| JP3837503B2 (en) * | 2002-05-09 | 2006-10-25 | 独立行政法人産業技術総合研究所 | 3D coordinate evaluation gauge |
| CN101726231B (en) * | 2009-12-16 | 2012-01-25 | 中铁三局集团有限公司 | Multifunctional measuring positioning frame for rail support platform of rapid trains CRTS II type rail plate |
| CN201561715U (en) * | 2009-12-28 | 2010-08-25 | 天津欧波精密仪器股份有限公司 | Stop-pass gauge for external diameter of short boss |
| DE102012110673B4 (en) * | 2012-11-07 | 2014-05-15 | Fritz Studer Ag | Machine tool and method for measuring a workpiece |
| CN203116671U (en) * | 2013-03-07 | 2013-08-07 | 航天精工有限公司 | Go-no go gauge for measuring various hole diameters |
| CN103630018A (en) * | 2013-11-15 | 2014-03-12 | 无锡市麦希恩机械制造有限公司 | Gauge structure for engine access hole assembly |
| CN206192215U (en) * | 2016-11-30 | 2017-05-24 | 江西合力泰科技有限公司 | A lead to no -go gage for measuring cross -section is product design of N limit shape |
-
2016
- 2016-11-30 CN CN201611078494.0A patent/CN106705786B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102384723A (en) * | 2010-08-30 | 2012-03-21 | 中原工学院 | Cone hole plug gauge |
| CN205090913U (en) * | 2015-11-12 | 2016-03-16 | 哈尔滨东量工具有限公司 | Pitch diameter detector |
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| CN106705786A (en) | 2017-05-24 |
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