CN103817555B - A kind of processing unit (plant) of bent axle - Google Patents
A kind of processing unit (plant) of bent axle Download PDFInfo
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- CN103817555B CN103817555B CN201210467071.3A CN201210467071A CN103817555B CN 103817555 B CN103817555 B CN 103817555B CN 201210467071 A CN201210467071 A CN 201210467071A CN 103817555 B CN103817555 B CN 103817555B
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- shift fork
- bent axle
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- fixed block
- shaped shift
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/18—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for positioning only
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- Mechanical Engineering (AREA)
- Gear-Shifting Mechanisms (AREA)
Abstract
The invention discloses the processing unit (plant) of a kind of bent axle, including: driving dish, the bracing frame being fixed on described driving dish side and the shift fork being fixed on support frame as described above, described shift fork is U-shaped, and shift fork inwall has fixed block, and chamfering is arranged at this fixed block top.The straight inwall of U-shaped shift fork, the connecting rod neck of the bent axle of compatible two kinds of models of B10, B12, during processing B15 type bent axle, the chamfering of U-shaped shift fork puts connecting rod neck, and therefore, the U-shaped shift fork that the technical program provides can process the bent axle of tri-kinds of models of B10, B12, B15, need not change U-shaped shift fork, improve machining accuracy, improve work efficiency, reduce cost.
Description
Technical field
The present invention relates to a kind of bearing machining field, particularly relate to the processing unit (plant) of a kind of bent axle.
Background technology
Crankshaft dynamic balance station is station indispensable in bent axle machining process, the method of current domestic elimination bent axle unbalance dynamic is all the duplicate removal method that uses, the quality i.e. needing which angle on which balance weight to remove how many degree of depth by measuring amount of unbalance to go out further according to computed in software.In order to ensure the accuracy of duplicate removal, a kind of shift fork of needs drives bent axle to rotate a certain angle accurately.
The shift fork of domestic design is V-type at present, this shift fork is arranged on driving dish, can well play the effect of bent axle radially location, but this V-type shift fork maximum can compatible two kinds of crankshaft type, if one bar needing on Crankshaft Machining line to process three kinds or more kind bent axle, being necessary for shift fork to be remodeled when remodeling, not only impact is remodeled the time, increasing cost, the precision of processing also cannot ensure.
Summary of the invention
The technical problem to be solved is the processing unit (plant) by a kind of bent axle, uses U-shaped shift fork, the bent axle of processing tri-kinds of models of B10, B12 and B15, improves work efficiency, reduce cost, improve machining accuracy.
The technical scheme is that the processing unit (plant) of a kind of bent axle, including: driving dish, the bracing frame being fixed on described driving dish side and the shift fork being fixed on support frame as described above, described shift fork is U-shaped, U-shaped shift fork inwall has fixed block, this fixed block is strip, chamfering is arranged at this fixed block top, and this chamfering is collectively constituted by the inclined-plane inside the inclined-plane on fixed block top and U-shaped shift fork, and the inclined-plane inside described U-shaped shift fork is adjacent with the top of described fixed block.
On current production line, it is generally required to the bent axle product type produced is B10, B12 and B15.A diameter of 38mm of B10 type crank-shaft link neck, crank throw radius is 33.75mm；A diameter of 38mm of B12 type crank-shaft link neck, crank throw radius is 39.5mm；And a diameter of 40mm of B15 type crank-shaft link neck, crank throw radius is 42.35mm.Owing to these three crankshaft crank radius is different, the connecting rod neck diameter of B15 type bent axle is the most different from B10 type bent axle or B12 type bent axle, use existing V-type shift fork can meet the positioning requirements of B15 type bent axle, but cannot compatible B10 type bent axle and the positioning requirements of B12 type bent axle.Because the main shaft of bent axle is fixing, and B10 type bent axle is different with the crank throw radius of B12 type bent axle, make the two the connecting rod neck position in V-type shift fork different, but B10 type bent axle is identical with the connecting rod neck diameter of B12 type bent axle, can only rest on the same position in V-type shift fork, the most used V-type shift fork cannot compatible B10 type bent axle and the positioning requirements of B12 type bent axle.
Driving function for compatible B10, B12, B15 type bent axle, the technical program provides a kind of U-shaped shift fork, this U-shaped shift fork is on straight inwall, the width of upper and lower opening is equal, for 38mm, owing to B10 type bent axle is identical with the connecting rod neck diameter of B12 type bent axle, crank throw radius is different, when bent axle carries out the rotation of certain angle, the connecting rod neck of B10 type bent axle and B12 type bent axle at the diverse location of U-shaped shift fork inwall, can be close to the inwall of U-shaped shift fork and rotate；During processing B15 type bent axle, connecting rod neck diameter is maximum, and for 40mm, crank throw radius is the most maximum, is rested in the chamfering on fixed block top by the connecting rod neck of B15 type bent axle, has reached the requirement of location.The most U-shaped shift fork just can process in B10, B12, B15 type bent axle any one as required, without changing U-shaped shift fork, improves work efficiency, reduces cost.Using same U-shaped shift fork to process, standard is unified, also improves machining accuracy.
Further, having bayonet socket, described bayonet socket to be positioned at the both sides on fork top outside described U-shaped shift fork, mirror image is arranged.Bayonet socket is stuck in the correspondence position of bracing frame, it is simple to fixing U-shaped shift fork, and the U-shaped shift fork being prevented effectively from bracing frame rotation generation rocks, and is conducive to improving machining accuracy.
Further, described fixed block is fixed in the fixing port of U-shaped shift fork inwall, and described fixing port has two, and mirror image is arranged.Fixed block is completely embedded, and firmly, reduces breakage rate.Fixed block is circumscribed with the connecting rod neck of bent axle, U-shaped shift fork Reusability, and fixed block can be caused to wear and tear, when fixed block weares and teares, it is only necessary to change fixed block, need not change U-shaped shift fork, improves work efficiency, reduces cost.
Further, the inside opening of described fixing port is bigger than outside opening, the opening of this wedge shape, effectively prevent fixed block movable away from the direction of U-shaped shift fork inwall, it is therefore prevented that because fixed block loosens the abrasion caused, to reduce the number of times changing fixed block, improve work efficiency, reduce cost.
Further, there is kerve the inner side bottom U-shaped shift fork, and kerve has screw, and U-shaped shift fork is fixed on bracing frame by bolt through the screw of kerve.U-shaped shift fork firmly installs, and reduces breakage rate, advantageously reduces cost, improves machining accuracy.
Further, there is screw the inner side at U-shaped shift fork top, and bolt passes screw, is fixed on by fixed block on U-shaped shift fork.U-shaped shift fork firmly installs, and reduces breakage rate, advantageously reduces cost, improves machining accuracy.
Beneficial effects of the present invention: the straight inwall of U-shaped shift fork, the connecting rod neck of the bent axle of compatible two kinds of models of B10, B12, during processing B15 type bent axle, the chamfering of U-shaped shift fork puts connecting rod neck, and therefore, the U-shaped shift fork that the technical program provides can process the bent axle of tri-kinds of models of B10, B12, B15, need not change U-shaped shift fork, improve machining accuracy, improve work efficiency, reduce cost.By monthly remodeling 8 times, save 30 minutes time calculating of remodeling every time, save cost 16130.4 yuan of remodeling every year, save 1440 hours.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of crankshaft processing device in an embodiment of the present invention；
Fig. 2 is the axonometric chart of U-shaped shift fork in an embodiment of the present invention；
Fig. 3 is the plane graph that in an embodiment of the present invention, U-shaped shift fork does not add locating piece；
Fig. 4 is the plane graph that in an embodiment of the present invention, U-shaped shift fork adds locating piece；
Fig. 5 is the structure chart of bent axle in an embodiment of the present invention；
Fig. 6 is the comparative bid parameter of three kinds of model bent axles in an embodiment of the present invention.
Labelling in figure: 1-driving dish；2-bracing frame；3-U type shift fork；4-bayonet socket；5-fixing port；501-fixed block；502-chamfering；6-kerve；7-screw；8-bent axle；9-maneton；10-connecting rod neck.
Detailed description of the invention
Below in conjunction with the accompanying drawings, the preferably embodiment of the present invention is described in further detail:
Embodiment 1, see Fig. 1 to 2, Fig. 5 to 6, a kind of processing unit (plant) of bent axle 8, including: driving dish 1, it is fixed on the bracing frame 2 of described driving dish 1 side and is fixed on the shift fork on support frame as described above 2, described shift fork is U-shaped, this U-shaped shift fork 3 inwall has fixed block 501, this fixed block 501 is strip, chamfering 502 is arranged at this fixed block 501 top, this chamfering 502 is collectively constituted by the inclined-plane inside the inclined-plane on fixed block 501 top and U-shaped shift fork 3, and the inclined-plane inside described U-shaped shift fork 3 is adjacent with the top of described fixed block 501.
On current production line, it is generally required to bent axle 8 product type produced is B10, B12 and B15.A diameter of 38mm of B10 type bent axle 8 connecting rod neck 10, crank throw radius is 33.75mm；A diameter of 38mm of B12 type bent axle 8 connecting rod neck 10, crank throw radius is 39.5mm；And a diameter of 40mm of B15 type bent axle 8 connecting rod neck 10, crank throw radius is 42.35mm.Owing to these three bent axle 8 crank throw radius is different, connecting rod neck 10 diameter of B15 type bent axle 8 is the most different from B10 type bent axle 8 or B12 type bent axle 8, use existing V-type shift fork can meet the positioning requirements of B15 type bent axle 8, but cannot the positioning requirements of compatible B10 type bent axle 8 and B12 type bent axle 8.Because the main shaft of bent axle 8 is fixing, and B10 type bent axle 8 is different with the crank throw radius of B12 type bent axle 8, make the two connecting rod neck 10 position in V-type shift fork different, but B10 type bent axle 8 is identical with connecting rod neck 10 diameter of B12 type bent axle 8, can only rest on the same position in V-type shift fork, the most used V-type shift fork cannot the positioning requirements of compatible B10 type bent axle 8 and B12 type bent axle 8.
Driving function for compatible B10, B12, B15 type bent axle 8, the technical program provides a kind of U-shaped shift fork 3, this U-shaped shift fork 3 is on straight inwall, the width of upper and lower opening is equal, for 38mm, owing to B10 type bent axle 8 is identical with connecting rod neck 10 diameter of B12 type bent axle 8, crank throw radius is different, when bent axle 8 carries out the rotation of certain angle, the connecting rod neck 10 of B10 type bent axle 8 and B12 type bent axle 8 at the diverse location of U-shaped shift fork 3 inwall, can be close to the inwall of U-shaped shift fork 3 and rotate；During processing B15 type bent axle 8, connecting rod neck 10 diameter is maximum, and for 40mm, crank throw radius is the most maximum, is rested in the chamfering 502 on fixed block 501 top by the connecting rod neck 10 of B15 type bent axle 8, has reached the requirement of location.The most U-shaped shift fork 3 just can process in B10, B12, B15 type bent axle 8 any one as required, without changing U-shaped shift fork 3, improves work efficiency, reduces cost.Using same U-shaped shift fork 3 to process, standard is unified, also improves machining accuracy.
Embodiment 2, sees Fig. 1 to 2, and unlike embodiment 1: having bayonet socket 4, described bayonet socket 4 to be positioned at the both sides on fork top outside described U-shaped shift fork 3, mirror image is arranged.Bayonet socket 4 is stuck in the correspondence position of bracing frame 2, it is simple to fixing U-shaped shift fork 3, and the U-shaped shift fork 3 being prevented effectively from bracing frame 2 rotation generation rocks, and is conducive to improving machining accuracy.
Embodiment 3, sees Fig. 2 to 3, and unlike embodiment 1 to 2: described fixed block 501 is fixed in the fixing port 5 of U-shaped shift fork 3 inwall, and described fixing port 5 has two, and mirror image is arranged.Fixed block 501 is completely embedded, and firmly, reduces breakage rate.Fixed block 501 is circumscribed with the connecting rod neck 10 of bent axle 8, U-shaped shift fork 3 Reusability, fixed block 501 can be caused to wear and tear, when fixed block 501 weares and teares, it is only necessary to change fixed block 501, need not change U-shaped shift fork 3, improves work efficiency, reduces cost.
Embodiment 4, see Fig. 3, unlike embodiment 1 to 3: the inside opening of described fixing port 5 is bigger than outside opening, the opening of this wedge shape, effectively prevent fixed block 501 movable away from the direction of U-shaped shift fork 3 inwall, it is therefore prevented that because fixed block 501 loosens the abrasion caused, to reduce the number of times changing fixed block 501, improve work efficiency, reduce cost.
Embodiment 5, sees Fig. 3 to 4, and unlike embodiment 1 to 4: there is kerve 6 inner side bottom U-shaped shift fork 3, and kerve 6 has screw 7, and U-shaped shift fork 3 is fixed on bracing frame 2 by bolt through the screw 7 of kerve 6.U-shaped shift fork 3 firmly installs, and reduces breakage rate, advantageously reduces cost, improves machining accuracy.
Embodiment 6, sees Fig. 1 to 2, and unlike embodiment 1 to 5: there is screw 7 inner side at U-shaped shift fork 3 top, and bolt passes screw 7, is fixed on U-shaped shift fork 3 by fixed block 501.U-shaped shift fork 3 firmly installs, and reduces breakage rate, advantageously reduces cost, improves machining accuracy.
Above content is to combine concrete preferred implementation further description made for the present invention, it is impossible to assert the present invention be embodied as be confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, it is also possible to make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (4)
1. a processing unit (plant) for bent axle, including: driving dish, the bracing frame being fixed on described driving dish side and the shift fork being fixed on support frame as described above, it is characterised in that: described shift fork is U-shaped, and shift fork inwall has fixed block, and chamfering is arranged at this fixed block top；Bayonet socket, described fixed block is had to be fixed in the fixing port of U-shaped shift fork inwall outside described U-shaped shift fork；Described bayonet socket is positioned at the both sides on U-shaped fork top, and mirror image is arranged；Described fixing port has two, and mirror image is arranged.
The processing unit (plant) of bent axle the most according to claim 1, it is characterised in that: the inside opening of described fixing port is bigger than outside opening.
The processing unit (plant) of bent axle the most according to claim 2, it is characterised in that: there is kerve the inner side bottom U-shaped shift fork.
The processing unit (plant) of bent axle the most according to claim 3, it is characterised in that: there is screw the inner side at U-shaped shift fork top, and bolt passes screw, is fixed on by fixed block on U-shaped shift fork.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210467071.3A CN103817555B (en) | 2012-11-19 | 2012-11-19 | A kind of processing unit (plant) of bent axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210467071.3A CN103817555B (en) | 2012-11-19 | 2012-11-19 | A kind of processing unit (plant) of bent axle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103817555A CN103817555A (en) | 2014-05-28 |
| CN103817555B true CN103817555B (en) | 2016-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210467071.3A Active CN103817555B (en) | 2012-11-19 | 2012-11-19 | A kind of processing unit (plant) of bent axle |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104385186A (en) * | 2014-11-13 | 2015-03-04 | 柳州市颖航汽配有限公司 | Rear axle positioning tooling |
| CN104440661A (en) * | 2014-11-13 | 2015-03-25 | 无锡贺邦金属制品有限公司 | Rotating shaft supporting frame |
| CN109955162A (en) * | 2017-12-22 | 2019-07-02 | 上汽通用五菱汽车股份有限公司 | A kind of floating type crankshaft radial positioning device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6019360A (en) * | 1999-02-10 | 2000-02-01 | Rice; Michael R. | Plastic pipe vise |
| CN1922334A (en) * | 2004-02-23 | 2007-02-28 | 阿尔芬·凯斯勒机械制造有限责任公司 | Method and device for increasing the endurance limit, in particular the bending strength and torsional strength of crankshafts |
| CN201320689Y (en) * | 2008-12-30 | 2009-10-07 | 宁波祥瑞机械有限公司 | Cramping apparatus for crankshaft milling key groove |
| CN203003568U (en) * | 2012-11-19 | 2013-06-19 | 上汽通用五菱汽车股份有限公司 | Processing device of crankshaft |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3632786B2 (en) * | 1995-07-19 | 2005-03-23 | 本田技研工業株式会社 | Indexing jig for keyway machining |
-
2012
- 2012-11-19 CN CN201210467071.3A patent/CN103817555B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6019360A (en) * | 1999-02-10 | 2000-02-01 | Rice; Michael R. | Plastic pipe vise |
| CN1922334A (en) * | 2004-02-23 | 2007-02-28 | 阿尔芬·凯斯勒机械制造有限责任公司 | Method and device for increasing the endurance limit, in particular the bending strength and torsional strength of crankshafts |
| CN201320689Y (en) * | 2008-12-30 | 2009-10-07 | 宁波祥瑞机械有限公司 | Cramping apparatus for crankshaft milling key groove |
| CN203003568U (en) * | 2012-11-19 | 2013-06-19 | 上汽通用五菱汽车股份有限公司 | Processing device of crankshaft |
Non-Patent Citations (2)
| Title |
|---|
| 曲轴双面磨削系统总成设计;曲世金等;《机械设计与制造》;20100430(第4期);第183-185页 * |
| 精密曲轴连杆颈磨削加工技术的研究;杨金凤等;《现代制造工程》;20120831(第8期);第80-82页 * |
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| CN103817555A (en) | 2014-05-28 |
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