CN106705809B - Go-no-go gauge for measuring appearance of product with circular section - Google Patents
Go-no-go gauge for measuring appearance of product with circular section Download PDFInfo
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- CN106705809B CN106705809B CN201611079162.4A CN201611079162A CN106705809B CN 106705809 B CN106705809 B CN 106705809B CN 201611079162 A CN201611079162 A CN 201611079162A CN 106705809 B CN106705809 B CN 106705809B
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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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- Length-Measuring Instruments Using Mechanical Means (AREA)
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Abstract
A go-no-go gage for measuring cross-section is circular product appearance, its characterized in that: including annular circular plate and three piece at least testbars of distribution on annular circular plate circumference, the contained angle between two arbitrary adjacent testbars is all less than 180, the one end of each testbar is sharp gauge head, the one end of each testbar area sharp gauge head is passed the centre of a circle of annular circular plate back orientation annular circular plate, the other end of each testbar is equipped with stretches out length adjusting device and is used for changing the length that each testbar stretched into the annular circular plate in order to change the radius of the circle that sharp gauge head confirmed. The go-no-go gauge for measuring the appearance of the product with the circular section has few parts, is accurate and convenient to operate, and can meet the measurement requirements of different radiuses.
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 a circular section.
Background
At present, no go-no-go gauge which is suitable for measuring requirements of round products with different radiuses, has few parts and is accurate and convenient to operate is designed for products with round sections.
Disclosure of Invention
The invention aims to solve the technical problems that: the go-no-go gauge is suitable for circular products with circular sections and different radiuses, and has the advantages of few parts and accurate and convenient operation.
The technical scheme of the invention is as follows: a go-no-go gage for measuring cross-section is circular product appearance, its characterized in that: including annular circular plate and three piece at least testbars of distribution on annular circular plate circumference, the contained angle between two arbitrary adjacent testbars is all less than 180, the one end of each testbar is sharp gauge head, the one end of each testbar area sharp gauge head is passed the centre of a circle of annular circular plate back orientation annular circular plate, the other end of each testbar is equipped with stretches out length adjusting device and is used for changing the length that each testbar stretched into the annular circular plate in order to change the radius of the circle that sharp gauge head confirmed.
After the structure is adopted, the invention has the following advantages:
the invention is used for measuring the general and no-go gage of the product appearance with circular section, adopt the annular circular plate and at least three test bars, the spare part is few, the structure is very simple, because three pointed measuring heads of three test bars can confirm a circle, of course can also set up and be greater than three and be used for confirming more points on the same circular arc, set up pointed measuring head of each test bar and point to the centre of a circle of the annular circular plate, because the radius of the annular circular plate is known, as long as adjust the length that each test bar stretches into the annular circular plate, can utilize the radius of the annular circular plate of known and deduct the length of stretching out of the test bar to get the radius of the circle formed in the middle, can form the circle of different radiuses in the middle through changing the length of stretching out of each test bar, the spare part that the device needs is few, accurate and convenient operation, can be suitable for the measurement demand of the circular product of different radiuses.
Preferably, the number of the test bars is three and the test bars are uniformly distributed on the circumference of the annular circular plate. Because the three pointed measuring heads of the three test bars can determine a circle, the structure is simple, and the number of the required test bars is minimum.
Preferably, the annular circular plate is further provided with a memory steel tape and a tape seat for winding the memory steel tape, and the head of the memory steel tape stretches along the circumferential direction formed in the middle and is fixedly connected with the pointed measuring head of the last test rod after sequentially abutting against the pointed measuring head of each test rod. Because the memory steel tape has a memory function, a solid circular outline can be formed in the middle, and the measurement of a product to be measured with a circular section is more convenient.
Preferably, the memory steel tape and the tape holder are disposed on an outer circumferential surface of the annular circular plate. The arrangement reduces the impact on the intermediate product to be tested.
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 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.
Description of the 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 circular section by using a screw transmission mechanism;
FIG. 2 is a schematic structural view of a go-no-go gauge with a memory steel tape measure for measuring the appearance of a product with a circular section by adopting a screw transmission mechanism;
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 circular cross section in the second embodiment;
FIG. 4 is a schematic structural view of a go-no-go gauge with a memory steel tape measure using a rack-and-pinion drive to measure the profile of a product with a circular cross section;
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-memory steel tape measure, a 10-rolling ruler seat, an 11-straight rack, a 12-gear and a 13-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 embodiment adopts a spiral transmission mechanism to measure a product with a circular cross section, the product is in a regular shape, such as an ellipsoid, a cylinder, a sphere and the like, and comprises a circular plate 1 and at least three screws 2 distributed on the circumference of the circular plate 1, and the included angles between any two adjacent screws 2 are smaller than 180 degrees, in the embodiment, three screws 2 are arranged and uniformly distributed on the circumference of the circular plate 1, the included angle between two adjacent screws 2 is 120 degrees, 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 circular plate 1 and then points to the circle center 4 of the circular plate 1, the other end of each screw 2 is provided with a length adjusting device 5 for changing the length of each screw 2 extending into the circular plate 1 so as to change the radius of the circle determined by the three pointed measuring heads 3, the length adjusting device 5 comprises a spiral transmission mechanism for driving the screw 2 to do linear motion and a measuring device for measuring the linear travel distance of the screw 2, the spiral transmission mechanism comprises a fixed sleeve 6, a movable sleeve 7 and a knob 8, one end of each screw 2 is provided with a pointed measuring head 3, and a sleeve 8 is connected with the fixed sleeve 6 and the fixed sleeve 6 along the circumference 7 and the fixed sleeve 6 which is connected with the fixed sleeve 6 and the fixed sleeve 6 in the fixed sleeve 6 and the fixed sleeve 6 which is connected with the movable sleeve 6 in the fixed sleeve 6 in the axial direction when the fixed sleeve is connected with the movable sleeve 6 and the fixed sleeve 6 in the movable sleeve is in the axial direction and the fixed sleeve 6 and the fixed sleeve is connected with the movable sleeve 8 The design of the movable sleeve 7 and the knob 8 is designed with reference to the structure of the screw micrometer.
Embodiment two:
as shown in fig. 2, in this embodiment, on the basis of the first embodiment, a memory steel tape 9 and a tape holder 10 for winding the memory steel tape 9 are added to the ring-shaped circular plate 1, and the head of the memory steel tape 9 stretches along the circumferential direction formed in the middle and is fixedly connected with the pointed measuring head 3 of the last screw 2 after sequentially abutting against the pointed measuring heads 3 of the first two screws 2. Because the memory steel tape 9 has a memory function, a solid circular outline can be formed in the middle, and the measurement of a circular product is more convenient.
Preferably, the memory steel tape 9 and the tape holder 10 are provided on the outer circumferential surface of the ring-shaped circular plate 1. The arrangement reduces the impact on the intermediate product to be tested.
Embodiment III:
as shown in fig. 3, the embodiment adopts a rack-and-pinion transmission mechanism to measure the through-and-stop gauge with a circular product shape in section, and comprises a ring circular plate 1 and three straight racks 11 uniformly distributed on the circumference of the ring circular plate 1, one end of each straight rack 11 is a pointed measuring head 3, one end of each straight rack 11 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, the other end of each straight rack 11 is provided with a stretching length adjusting device 5 for changing the length of each straight rack 11 stretching into the ring circular plate 1 so as to change the radius of a circle determined by the three pointed measuring heads 3, the length adjusting device 5 comprises a gear 12 and a measuring device, one end of each straight rack 11 far away from the pointed measuring head 3 is meshed with the gear 12 fixed on the ring circular plate 1, the end is further fixed on the ring circular plate 1 through a locking device 13 and used for fixing the length of the adjusted straight rack 11 stretching into the ring circular plate 1, and the measuring device is a scale arranged on the straight rack 11 along the axial direction.
Embodiment four:
as shown in fig. 4, in this embodiment, on the basis of the third embodiment, a memory steel tape 9 and a tape holder 10 for winding the memory steel tape 9 are added to the ring disk 1, and the head of the memory steel tape 9 stretches along the circumferential direction formed in the middle and is fixedly connected with the pointed probe 3 of the last straight rack 11 after sequentially abutting against the pointed probes 3 of the first two straight racks 11.
Claims (8)
1. A go-no-go gage for measuring cross-section is circular product appearance, its characterized in that: the testing device comprises a ring circular plate (1) and at least three testing rods distributed on the circumference of the ring circular plate (1), wherein the included angle between any two adjacent testing rods is smaller than 180 degrees, one end of each testing rod is a pointed measuring head (3), one end of each testing rod 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), and the other end of each testing rod is provided with an extension length adjusting device (5) for changing the length of each testing rod extending into the ring circular plate (1) so as to change the radius of a circle determined by the pointed measuring head (3);
the number of the test rods is three and the test rods are uniformly distributed on the circumference of the annular circular plate;
the annular circular plate (1) is also provided with a memory steel tape (9) and a tape rolling seat (10) for winding the memory steel tape (9), and the head of the memory steel tape (9) stretches along the circumferential direction formed in the middle and is fixedly connected with the pointed measuring head (3) of the last test rod after sequentially propping against the pointed measuring heads (3) of the test rods.
2. A go no-go gauge for measuring the profile of a product having a circular cross-section according to claim 1, characterized in that: the memory steel tape (9) and the winding base (10) are arranged on the outer circumferential surface of the annular circular plate (1).
3. A go no-go gauge for measuring the profile of a product having a circular cross-section according to claim 1, characterized in that: 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 a circular cross-section according to claim 3, characterized in that: 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 a circular cross-section as defined 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 a circular cross-section as defined in claim 4, wherein: the fixing sleeve (6) is fixed on the outer circumferential surface of the annular circular plate (1).
7. A go no-go gauge for measuring the profile of a product having a circular cross-section according to claim 1, characterized in that: the test rod is a straight rack (11), the length adjusting device (5) comprises a gear (12) and a measuring device for measuring the linear travel distance of the straight rack (11), one end, away from the pointed measuring head (3), of the straight rack (11) is meshed with the gear (12) fixed on the annular circular plate (1), and the end is fixed on the annular circular plate (1) through a locking device (13) and used for fixing the adjusted length, extending into the annular circular plate (1), of the straight rack (11).
8. A go no-go gauge for measuring the profile of a product having a circular cross-section as defined in claim 7, wherein: the measuring device is a scale arranged on the straight rack (11) along the axial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611079162.4A CN106705809B (en) | 2016-11-30 | 2016-11-30 | Go-no-go gauge for measuring appearance of product with circular section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611079162.4A CN106705809B (en) | 2016-11-30 | 2016-11-30 | Go-no-go gauge for measuring appearance of product with circular section |
Publications (2)
| Publication Number | Publication Date |
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| CN106705809A CN106705809A (en) | 2017-05-24 |
| CN106705809B true CN106705809B (en) | 2023-05-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611079162.4A Active CN106705809B (en) | 2016-11-30 | 2016-11-30 | Go-no-go gauge for measuring appearance of product with circular section |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110411319A (en) * | 2019-06-21 | 2019-11-05 | 中石化石油机械股份有限公司沙市钢管分公司 | Roundness measurement ruler |
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| CN102384723A (en) * | 2010-08-30 | 2012-03-21 | 中原工学院 | Cone hole plug gauge |
| CN103644821A (en) * | 2013-12-09 | 2014-03-19 | 芜湖禾田汽车工业有限公司 | Automobile ball pin sphere surface roundness detection tool |
| CN105547106A (en) * | 2016-02-02 | 2016-05-04 | 南京信息职业技术学院 | Deep hole inner diameter measuring device |
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| US4064633A (en) * | 1976-03-10 | 1977-12-27 | Wertepny Alexander W | Gauging instrument |
| US5103571A (en) * | 1991-01-08 | 1992-04-14 | Richards John E | Diameter gage for rings and round objects |
| JP2000283729A (en) * | 1999-03-30 | 2000-10-13 | Nisshin Steel Co Ltd | Method and device for measuring outside diameter of traveling pipe or rod |
| CN1987343A (en) * | 2006-11-04 | 2007-06-27 | 大连海事大学 | Intelligent holographic three dimension laser measuring system |
| CN201251415Y (en) * | 2008-08-18 | 2009-06-03 | 许晓华 | Go and no-go gauge |
| CN103386532A (en) * | 2013-07-24 | 2013-11-13 | 安徽古井贡酒股份有限公司 | Device and method for quick gas cutting of disk |
| CN203534408U (en) * | 2013-11-08 | 2014-04-09 | 无锡市麦希恩机械制造有限公司 | Gauge structure of refill opening small door assembly |
| CN203629528U (en) * | 2013-12-16 | 2014-06-04 | 田新景 | Outer revolution surface roundness detector |
| CN204575000U (en) * | 2015-03-23 | 2015-08-19 | 西安华欧精密机械有限责任公司 | Tray (well) diameter detector in a kind of leading screw |
| CN206192251U (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 circular shape product design |
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2016
- 2016-11-30 CN CN201611079162.4A patent/CN106705809B/en active Active
Patent Citations (3)
| 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 |
| CN103644821A (en) * | 2013-12-09 | 2014-03-19 | 芜湖禾田汽车工业有限公司 | Automobile ball pin sphere surface roundness detection tool |
| CN105547106A (en) * | 2016-02-02 | 2016-05-04 | 南京信息职业技术学院 | Deep hole inner diameter measuring device |
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