CN105737721A - Perpendicularity detection tool for oil-discharge plug hole of rear axle package shell - Google Patents
Perpendicularity detection tool for oil-discharge plug hole of rear axle package shell Download PDFInfo
- Publication number
- CN105737721A CN105737721A CN201610221872.XA CN201610221872A CN105737721A CN 105737721 A CN105737721 A CN 105737721A CN 201610221872 A CN201610221872 A CN 201610221872A CN 105737721 A CN105737721 A CN 105737721A
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- Prior art keywords
- guide pillar
- hole
- main body
- perpendicularity
- diameter portion
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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
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
- G01B5/245—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes for testing perpendicularity
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a perpendicularity detection tool for an oil discharge plug hole of a rear axle package shell, relates to the mass detection field of automobile parts, and provides a detection tool capable of conveniently detecting the perpendicularity of the oil-discharge plug hole and the hole bottom of a counter bore. The perpendicularity detection tool for the oil-discharge plug hole of the rear axle package shell includes a guide pillar, a cover, and a measuring tool. The guide pillar includes a guide pillar main body and a connection segment with a connection screw thread. The cover includes a major diameter portion, a minor diameter portion, and a guide pillar hole arranged in an axial direction of the cover. The surface of the major diameter portion and the surface of the minor diameter portion are arranged in parallel and are perpendicular to the guide pillar hole. The cover coats the guide pillar main body. The diameter of the guide pillar hole is larger than that of the guide pillar main body, so that the cover can swing relative to the guide pillar. The measuring tool measures the perpendicularity of the guide pillar main body and the surface of the major diameter portion. According to the invention, the detection of the perpendicularity of the oil-discharge plug hole and the hole bottom of the counter bore is converted to the perpendicularity of the surface of the major diameter portion and the guide pillar main body, so that the detection is convenient.
Description
Technical field
The present invention relates to auto parts and components quality testing field, particularly relate to a kind of rear axle packaging shell purge cock hole perpendicularity detection instrument.
Background technology
Being a kind of automobile axle pack housing shown in Fig. 2 and Fig. 3, automobile axle pack housing is provided with counterbore, in Fig. 3, labelling 5 is purge cock hole, and this purge cock hole is extended to inside rear axle packaging shell by the bottom of the hole of counterbore.If perpendicularity at the bottom of the hole of purge cock hole and counterbore is poor will affect the sealing effectiveness after purge cock is installed thus causing oil leak, therefore purge cock hole requires higher with the perpendicularity at the bottom of hole of counterbore.For ensureing rear axle packaging shell quality, it is necessary to a kind of survey tool detects the perpendicularity at the bottom of hole in purge cock hole and counterbore.
Summary of the invention
The technical problem to be solved in the present invention is: provide a kind of detection instrument that can detect purge cock hole and the perpendicularity at the bottom of hole of counterbore easily.
The technical scheme is that rear axle packaging shell purge cock hole perpendicularity detection kit draws together guide pillar, upper shield and measurer for solving the problems referred to above, guide pillar includes guide pillar main body and with the linkage section connecting screw thread;Upper shield includes major diameter portion, minor diameter and along the axially arranged guide pillar hole of upper shield, and the surface in major diameter portion is parallel with the surface of minor diameter and vertical with guide pillar hole;Upper shield is enclosed within guide pillar main body, and the diameter in guide pillar hole makes upper shield can swing relative to guide pillar more than the diameter of guide pillar main body;The perpendicularity on the surface in gage measuring guide pillar main body and major diameter portion.
Further: measurer includes square and clearance gauge, the first right-angle side of square is fitted with the surface in major diameter portion, fits with guide pillar main body in the tip of square, and the gap length of guide pillar body end and the second right-angle side measured by clearance gauge.
The invention has the beneficial effects as follows: the perpendicularity at the bottom of hole in purge cock hole and counterbore can be detected easily, it is ensured that the sealing effectiveness after purge cock installation, thus avoiding oil leak, improves the quality of rear axle packaging shell.
Accompanying drawing explanation
Fig. 1 is rear axle packaging shell purge cock hole perpendicularity detection tool construction figure;
Fig. 2 is rear axle packaging shell axonometric chart;
Fig. 3 is rear axle packaging shell front view;
Figure is labeled as: guide pillar 1, guide pillar main body 1-1, linkage section 1-2, upper shield 2, major diameter portion 2-1, minor diameter 2-2, guide pillar hole 2-3, square 3, clearance gauge 4, purge cock hole 5.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is further described.
Rear axle packaging shell purge cock hole perpendicularity detection kit draws together guide pillar 1, upper shield 2 and measurer, and guide pillar 1 includes guide pillar main body 1-1 and with the linkage section 1-2 connecting screw thread;Upper shield 2 includes major diameter portion 2-1, minor diameter 2-2 and along the axially arranged guide pillar hole 2-3 of upper shield 2, and the surface of major diameter portion 2-1 is parallel with the surface of minor diameter 2-2 and vertical with guide pillar hole 2-3;Upper shield 2 is enclosed within guide pillar main body 1-1, and the diameter of the guide pillar hole 2-3 diameter more than guide pillar main body 1-1 makes upper shield 2 can swing relative to guide pillar 1;The perpendicularity on the surface of gage measuring guide pillar main body 1-1 and major diameter portion 2-1.
Rear axle packaging shell purge cock hole perpendicularity detection tool detection purge cock hole is as follows with the principle of the perpendicularity at the bottom of hole of counterbore: linkage section 1-2 is completely screwed into purge cock hole 5, making to fit at the bottom of guide pillar main body 1-1 and the hole of counterbore, now guide pillar 1 is coaxial with purge cock hole 5.Upper shield 2 is enclosed within guide pillar main body 1-1, minor diameter 2-2 put into counterbore and with the hole of counterbore at the bottom of laminating, major diameter portion 2-1 is positioned at outside counterbore, and now the surface of major diameter portion 2-1 is parallel with at the bottom of the hole of counterbore.The surface of detection major diameter portion 2-1 can obtain the perpendicularity at the bottom of hole in purge cock hole 5 and counterbore with the perpendicularity of guide pillar main body 1-1.
Directly detection purge cock hole 5 is relatively big with the perpendicularity difficulty at the bottom of hole of counterbore, and the perpendicularity at the bottom of the hole of detection purge cock hole 5 and counterbore is converted into the surface of detection major diameter portion 2-1 and the perpendicularity of guide pillar main body 1-1 by the present invention so that detection is easily.
Minor diameter 2-2 diameter is less can put into purge cock hole 5.Major diameter portion 2-1 is relatively large in diameter so that its surface is also bigger, it is simple to gage measuring.
Measurer can be conventional bevel protractor.The present invention recommends measurer as follows: measurer includes square 3 and clearance gauge 4, fit in the surface of the first right-angle side of square 3 and major diameter portion 2-1, the tip of square 3 and guide pillar main body 1-1 laminating, the gap length of guide pillar main body 1-1 end and the second right-angle side measured by clearance gauge 4.
Claims (2)
1. rear axle packaging shell purge cock hole perpendicularity detection instrument, it is characterized in that: include guide pillar (1), upper shield (2) and measurer, guide pillar (1) includes guide pillar main body (1-1) and with the linkage section (1-2) connecting screw thread;Upper shield (2) includes major diameter portion (2-1), minor diameter (2-2) and along the axially arranged guide pillar hole (2-3) of upper shield (2), and the surface of major diameter portion (2-1) is parallel with the surface of minor diameter (2-2) and vertical with guide pillar hole (2-3);Upper shield (2) is enclosed within guide pillar main body (1-1), and the diameter of guide pillar hole (2-3) makes upper shield (2) can swing relative to guide pillar (1) more than the diameter of guide pillar main body (1-1);The perpendicularity on the surface in gage measuring guide pillar main body (1-1) and major diameter portion (2-1).
2. rear axle packaging shell purge cock hole perpendicularity according to claim 1 detection instrument, it is characterized in that: measurer includes square (3) and clearance gauge (4), fit in the surface in the first right-angle side of square (3) and major diameter portion (2-1), the tip of square (3) and guide pillar main body (1-1) laminating, the gap length of guide pillar main body (1-1) end and the second right-angle side measured by clearance gauge (4).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610221872.XA CN105737721A (en) | 2016-04-11 | 2016-04-11 | Perpendicularity detection tool for oil-discharge plug hole of rear axle package shell |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610221872.XA CN105737721A (en) | 2016-04-11 | 2016-04-11 | Perpendicularity detection tool for oil-discharge plug hole of rear axle package shell |
Publications (1)
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CN105737721A true CN105737721A (en) | 2016-07-06 |
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Family Applications (1)
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CN201610221872.XA Pending CN105737721A (en) | 2016-04-11 | 2016-04-11 | Perpendicularity detection tool for oil-discharge plug hole of rear axle package shell |
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CN (1) | CN105737721A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107063055A (en) * | 2017-05-08 | 2017-08-18 | 莱芜钢铁集团有限公司 | The processing technology of chassis carrier bar perpendicularity detection tool and chassis carrier bar |
CN113607035A (en) * | 2021-07-26 | 2021-11-05 | 成都飞机工业(集团)有限责任公司 | High-lock bolt hole perpendicularity rapid detection device and detection method thereof |
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CN201828231U (en) * | 2010-08-12 | 2011-05-11 | 贵州航天精工制造有限公司 | Bottom hole smooth surface verticality detecting gauge of pallet self-locking nut |
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CN202582463U (en) * | 2012-04-28 | 2012-12-05 | 河南航天精工制造有限公司 | Verticality detecting device of rod body workpiece |
CN202630881U (en) * | 2012-05-21 | 2012-12-26 | 惠州市维尔实业有限公司 | Thread verticality measuring instrument |
CN205537474U (en) * | 2016-04-11 | 2016-08-31 | 四川建安工业有限责任公司 | Straightness detection instrument hangs down in rear axle involucrum body oil drain plug screw hole |
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2016
- 2016-04-11 CN CN201610221872.XA patent/CN105737721A/en active Pending
Patent Citations (6)
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CN101476854A (en) * | 2009-01-21 | 2009-07-08 | 苏州环球链传动有限公司 | Verticality detection gauge for chain-plate hole |
CN201828231U (en) * | 2010-08-12 | 2011-05-11 | 贵州航天精工制造有限公司 | Bottom hole smooth surface verticality detecting gauge of pallet self-locking nut |
CN202255248U (en) * | 2011-09-29 | 2012-05-30 | 中铁十七局集团第三工程有限公司 | Embedded sleeve perpendicularity detection tool set |
CN202582463U (en) * | 2012-04-28 | 2012-12-05 | 河南航天精工制造有限公司 | Verticality detecting device of rod body workpiece |
CN202630881U (en) * | 2012-05-21 | 2012-12-26 | 惠州市维尔实业有限公司 | Thread verticality measuring instrument |
CN205537474U (en) * | 2016-04-11 | 2016-08-31 | 四川建安工业有限责任公司 | Straightness detection instrument hangs down in rear axle involucrum body oil drain plug screw hole |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107063055A (en) * | 2017-05-08 | 2017-08-18 | 莱芜钢铁集团有限公司 | The processing technology of chassis carrier bar perpendicularity detection tool and chassis carrier bar |
CN107063055B (en) * | 2017-05-08 | 2023-10-10 | 莱芜钢铁集团有限公司 | Trolley chain plate verticality detection tool and machining process of trolley chain plate |
CN113607035A (en) * | 2021-07-26 | 2021-11-05 | 成都飞机工业(集团)有限责任公司 | High-lock bolt hole perpendicularity rapid detection device and detection method thereof |
CN113607035B (en) * | 2021-07-26 | 2022-11-18 | 成都飞机工业(集团)有限责任公司 | High-lock bolt hole perpendicularity rapid detection device and detection method thereof |
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Application publication date: 20160706 |
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RJ01 | Rejection of invention patent application after publication |