CN102155898A - Differential bevel gear spherical surface checking fixture for automobile gearbox - Google Patents
Differential bevel gear spherical surface checking fixture for automobile gearbox Download PDFInfo
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- CN102155898A CN102155898A CN 201010588575 CN201010588575A CN102155898A CN 102155898 A CN102155898 A CN 102155898A CN 201010588575 CN201010588575 CN 201010588575 CN 201010588575 A CN201010588575 A CN 201010588575A CN 102155898 A CN102155898 A CN 102155898A
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- chassis
- latch segment
- stop collar
- track plate
- hole
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Abstract
The invention discloses a differential bevel gear spherical surface checking fixture for an automobile gearbox, which comprises a chassis, a support base, upright posts, a rail plate, a dial gauge, a dial gauge stand, a locking block, a limiting sleeve, a core shaft and a bolt. The chassis is equipped with a support base arranged vertically, two sides of the chassis are connected with the upright posts having the same height as the support base, and the rail plate arranged horizontally is supported by the support base and the upright posts jointly. The middle section of the circular arc-shaped rail plate is provided with a through hole mounting locking block, bowing rail slots are positioned at two sides of the locking block, and two ends of the rail plate are connected with the upright posts. The bolt penetrates through the chassis and the support base to be connected with a threaded hole of the locking block so as to form a frame of the checking fixture. The circle center of the circular arc-shaped rail slot of the rail plate overlaps the circle center of a bevel gear spherical surface to be detected. The dial gauge is matched with the rail slots via the dial gauge stand. The core shaft penetrates through a small hole of the limiting sleeve to be connected with the locking block, the limiting sleeve is positioned at the circular arc inner side of the rail plate, the core shaft is sleeved with a product to be detected until the spherical surface gets close to a large hole of the limiting sleeve, spherical error at the location is indicated by the dial gauge, and the difference value between the value and zero value of a standard sample is the error.
Description
Technical field
The present invention relates to a kind of cubing that is used for the mechanical component SHAPE DETECTION, specifically, the present invention relates to a kind of cubing that automobile gearbox differential bevel wheel sphere detects that is used for.
Background technology
The axle shaft gear of automobile gearbox differential mechanism is a kind of bevel gear, and its large end face is a sphere, and the shape of sphere and sphere diameter precision are directly connected to axial location precision when installing.Can't make SHAPE DETECTION to this curved body part with general cubing, prior art adopts the tooth mould to cooperate the location with tested tooth surfaces of bevel gears, makes the sphere confession detection up of bevel gear.Prop up on flat board the baseplane of tooth mould, the side with crouch that the V-shaped groove of V shape iron is vertical on flat board leans on mutually, with the bevel-gear spherical of clock gauge detection and localization rotation.The cubing of prior art is simple in structure, detection is easy, but accuracy of detection is not high, can not reflect tested bevel-gear spherical shape and size truly.The key that influences the prior art accuracy of detection is that the tooth mould cooperates positioning error bigger with the flank of tooth of bevel gear, and this positioning reference and design basis are inconsistent, except that having fiducial error, also has tooth mould side and the V-shaped groove wear error that leans on mutually during detection.
Summary of the invention
The present invention is primarily aimed at the deficiencies in the prior art, proposes a kind of simple in structure, easy to operate, automobile gearbox differential bevel wheel sphere cubing that accuracy of detection is high, and the positioning reference of this cubing is consistent with design basis, eliminates from structure and detects error.
The present invention is achieved through the following technical solutions technical goal.
Automobile gearbox differential bevel wheel sphere cubing, it comprises chassis, bearing, column, track plate, clock gauge, dial framework, latch segment, stop collar, mandrel and bolt.Upper surface, described chassis centrally-located is installed the bearing of vertically-arranged, both sides connect the column contour with bearing respectively, the track plate of bearing and column together support horizontal, the track plate plate face stage casing of circular arc is provided with through hole latch segment is installed, the rail groove of easement is positioned at the latch segment both sides, and track plate two ends are connected with column.Described latch segment is the T character form component, and the upper end is provided with the through hole that is parallel to the plane, chassis, and vertical core down is a threaded hole.Bolt-through chassis, bearing and latch segment threaded hole connect and compose the framework of cubing.Its improvements are: the arc orbit groove center of circle of track plate overlaps with the center of circle of tested planet wheel sphere, but clock gauge cooperates the formation displacement structure by dial framework with rail groove.Described stop collar is an align member, middle aperture and mandrel clearance fit location and installation are in the latch segment upper end hole, make that the stop collar of suit is positioned at track plate circular arc inboard on the mandrel, the macropore of stop collar is rail groove dorsad, and its macropore internal diameter is a tested planet wheel sphere middle part lateral cross section circular diameter.
In the said structure, the real limit of stop collar one side is provided with the window that passes through for clock gauge, is convenient to detect inner sphere.The macropore of stop collar and aperture coaxial cable, big aperture is chamfering not, is the sphere of the spacing tested bevel gear of reference axial direction with big aperture.
The present invention compared with prior art has following good effect.
1, adopting the endoporus location than flank of tooth accurate positioning, mainly is that positioning reference is consistent with design basis, does not have fiducial error, and unified with the measurement of locating sleeve nose end axial limiting, so the accuracy of detection height.
2, be provided with clock gauge along the rail groove displacement structure, be convenient to the sphere diverse location is detected.
3, detect under the location and installation condition, processing ease, detection are fast satisfied the detection requirement of producing in enormous quantities.
4, simple in structure, easy to manufacture.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the vertical view of Fig. 1.
Embodiment
The invention will be further described with reference to the accompanying drawings and in conjunction with the embodiments below.
Automobile gearbox differential mechanism cone pulley sphere cubing shown in Figure 1, it comprises chassis 1, bearing 2, column 3, track plate 4, clock gauge 5, dial framework 6, latch segment 7, stop collar 8, mandrel 9 and bolt 10.Described chassis 1 is circular plate, and its upper surface central authorities are provided with the bearing 2 of hole location and installation vertically-arranged.1 both sides, chassis connect the column 3 contour with bearing 2, the track plate 4 of bearing 2 and column 3 together support horizontal respectively.Track plate 4 is the circular arc lath, and two ends are connected with column 3, and its plate face stage casing is provided with through hole latch segment 7 is installed, and the rail groove of easement is positioned at latch segment 7 both sides, the center of circle of rail groove and the center of circle of the tested bevel-gear spherical position that exists together.Described latch segment 7 is connecting elements of a kind of T of being font, and the upper end is provided with the through hole that is parallel to 1 plane, chassis, and vertical core down is a threaded hole.Bolt 10 runs through chassis 1, bearing 2 from bottom to top until latch segment 7 threaded hole down, and bolt 10 screws the framework that the back constitutes cubing with latch segment 7.But clock gauge 5 cooperates the formation displacement structure by dial framework 6 with rail groove.Stop collar 8 is align members, is provided with two holes of coaxial cable, aperture and mandrel 9 clearance fit in the middle of being positioned at, and mandrel 9 one ends are installed in the hole of latch segment 7 upper end horizontal and also lock, and make the stop collar 8 of suit on the mandrel 9 be positioned at track plate 4 circular arc inboards.The macropore of stop collar 8 is rail groove dorsad, and its macropore internal diameter is a tested bevel-gear spherical middle part lateral cross section circular diameter, and with the tested bevel gear of big aperture axial limiting, in order to improve limit accuracy, big aperture is chamfering not.The present invention is provided with window in the real limit of stop collar 8 side, and this window passes through for clock gauge 5 gauge outfits, so that detect the sphere of inner end.
During actual the use, at first adjust the zero-bit of clock gauge 5 with master body, remaking examined product then detects, concrete operations are as follows: earlier the master body cover is installed to the big aperture that comes to stop collar 8 on the mandrel 9 until sphere, the clock gauge 5 that then will be in the rail groove outside comes on the sphere, the clock gauge 5 that again another is positioned at the rail groove inboard comes on the corresponding sphere, the pointer value of setting two clock gauges 5 with the master body sphere is a zero-bit, judges follow-up examined product spherical surface error with this zero-bit.
Claims (3)
1. automobile gearbox differential bevel wheel sphere cubing, it comprises chassis (1), bearing (2), column (3), track plate (4), clock gauge (5), dial framework (6), latch segment (7), stop collar (8), mandrel (9) and bolt (10); Upper surface, described chassis (1) centrally-located is installed the bearing (2) of vertically-arranged, both sides connect respectively and the contour column (3) of bearing (2), the track plate (4) of bearing (2) and column (3) together support horizontal, track plate (4) the plate face stage casing of circular arc is provided with through hole latch segment (7) is installed, the rail groove of easement is positioned at latch segment (7) both sides, and track plate (4) two ends are connected with column (3); Described latch segment (7) is the T character form component, and the upper end is provided with the through hole that is parallel to plane, chassis (1), and vertical core down is a threaded hole; Bolt (10) runs through the framework that chassis (1), bearing (2) and latch segment (7) threaded hole connect and compose cubing; It is characterized in that: the arc orbit groove center of circle of track plate (4) overlaps with the center of circle of tested bevel-gear spherical, and clock gauge (5) cooperates the formation displacement structure by dial framework (6) but with rail groove; Described stop collar (8) is an align member, middle aperture and mandrel (9) clearance fit location and installation are in latch segment (7) upper end hole, the stop collar (8) that makes mandrel (9) go up suit is positioned at track plate (4) circular arc inboard, the macropore of stop collar (8) is rail groove dorsad, and its macropore internal diameter is a tested bevel-gear spherical middle part lateral cross section circular diameter.
2. automobile gearbox differential bevel wheel sphere cubing according to claim 1 is characterized in that: the real limit of described stop collar (8) one side is provided with the window that passes through for clock gauge (5) gauge outfit.
3. automobile gearbox differential bevel wheel sphere cubing according to claim 1 is characterized in that: the macropore of described stop collar (8) and aperture coaxial cable, big aperture is chamfering not.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010588575 CN102155898B (en) | 2010-12-15 | 2010-12-15 | Differential bevel gear spherical surface checking fixture for automobile gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010588575 CN102155898B (en) | 2010-12-15 | 2010-12-15 | Differential bevel gear spherical surface checking fixture for automobile gearbox |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102155898A true CN102155898A (en) | 2011-08-17 |
| CN102155898B CN102155898B (en) | 2012-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010588575 Active CN102155898B (en) | 2010-12-15 | 2010-12-15 | Differential bevel gear spherical surface checking fixture for automobile gearbox |
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| CN (1) | CN102155898B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102494580A (en) * | 2011-11-22 | 2012-06-13 | 江苏太平洋精锻科技股份有限公司 | Spherical surface comparison measuring instrument of bevel planet gear |
| CN102954750A (en) * | 2012-10-29 | 2013-03-06 | 江苏太平洋精锻科技股份有限公司 | Gauge for indirectly measuring inner hole spigot angle of differential bevel gear |
| CN102967207A (en) * | 2012-11-14 | 2013-03-13 | 无锡麦铁精密机械制造有限公司 | Measuring tool for outer circle jumping |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4389788A (en) * | 1981-08-07 | 1983-06-28 | The Goodyear Tire & Rubber Company | Apparatus and method for measuring roll diameters |
| JPH01158301A (en) * | 1987-12-16 | 1989-06-21 | Honda Motor Co Ltd | Apparatus and method for measuring gear |
| JPH06185946A (en) * | 1992-09-14 | 1994-07-08 | Ricoh Co Ltd | Shape measuring instrument |
| CN2300086Y (en) * | 1997-04-20 | 1998-12-09 | 吴亚忠 | Special measuring tool for odd tooth addendum circle and dedendum circle |
| JP2000180147A (en) * | 1998-12-16 | 2000-06-30 | Fuji Oozx Inc | Method and apparatus for inspecting misalignment of bore in end face of work shaft |
| CN201402118Y (en) * | 2009-02-23 | 2010-02-10 | 温岭市正田摩托车零部件制造有限公司 | Large gear ring toothspace radial runout detector |
| CN101813449A (en) * | 2010-04-05 | 2010-08-25 | 浙江新杰克缝纫机股份有限公司 | Bevel gear testing tool |
| CN201917305U (en) * | 2010-12-15 | 2011-08-03 | 江苏太平洋精锻科技股份有限公司 | Bevel gear spherical surface check tool for automobile gearbox differential |
-
2010
- 2010-12-15 CN CN 201010588575 patent/CN102155898B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4389788A (en) * | 1981-08-07 | 1983-06-28 | The Goodyear Tire & Rubber Company | Apparatus and method for measuring roll diameters |
| JPH01158301A (en) * | 1987-12-16 | 1989-06-21 | Honda Motor Co Ltd | Apparatus and method for measuring gear |
| JPH06185946A (en) * | 1992-09-14 | 1994-07-08 | Ricoh Co Ltd | Shape measuring instrument |
| CN2300086Y (en) * | 1997-04-20 | 1998-12-09 | 吴亚忠 | Special measuring tool for odd tooth addendum circle and dedendum circle |
| JP2000180147A (en) * | 1998-12-16 | 2000-06-30 | Fuji Oozx Inc | Method and apparatus for inspecting misalignment of bore in end face of work shaft |
| CN201402118Y (en) * | 2009-02-23 | 2010-02-10 | 温岭市正田摩托车零部件制造有限公司 | Large gear ring toothspace radial runout detector |
| CN101813449A (en) * | 2010-04-05 | 2010-08-25 | 浙江新杰克缝纫机股份有限公司 | Bevel gear testing tool |
| CN201917305U (en) * | 2010-12-15 | 2011-08-03 | 江苏太平洋精锻科技股份有限公司 | Bevel gear spherical surface check tool for automobile gearbox differential |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102494580A (en) * | 2011-11-22 | 2012-06-13 | 江苏太平洋精锻科技股份有限公司 | Spherical surface comparison measuring instrument of bevel planet gear |
| CN102954750A (en) * | 2012-10-29 | 2013-03-06 | 江苏太平洋精锻科技股份有限公司 | Gauge for indirectly measuring inner hole spigot angle of differential bevel gear |
| CN102954750B (en) * | 2012-10-29 | 2015-01-21 | 江苏太平洋精锻科技股份有限公司 | Gauge for indirectly measuring inner hole spigot angle of differential bevel gear |
| CN102967207A (en) * | 2012-11-14 | 2013-03-13 | 无锡麦铁精密机械制造有限公司 | Measuring tool for outer circle jumping |
| CN102967207B (en) * | 2012-11-14 | 2016-01-20 | 无锡麦铁精密机械制造有限公司 | A kind of outside diameter runout tool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102155898B (en) | 2012-07-04 |
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