CN103272940A - Synchronizer combination toothed ring machining method and special die thereof - Google Patents
Synchronizer combination toothed ring machining method and special die thereof Download PDFInfo
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- CN103272940A CN103272940A CN201310242617XA CN201310242617A CN103272940A CN 103272940 A CN103272940 A CN 103272940A CN 201310242617X A CN201310242617X A CN 201310242617XA CN 201310242617 A CN201310242617 A CN 201310242617A CN 103272940 A CN103272940 A CN 103272940A
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- punching press
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Abstract
The invention discloses a synchronizer combination toothed ring machining method. In the machining method, outer tooth profiles, ring conical tooth faces and end face lock angles of synchronizer combination toothed rings are all machined by a stamping process. Only a stamping press and a special die are needed for manufacturing the synchronizer combination toothed rings by the machining method, equipment input is less, and accordingly production cost is saved; adjustment of machining process parameters is not needed, errors of human intervention are reduced, and production efficiency and product precision are improved; compared with forging, stamping has the advantages that production process is simple, and machining efficiency is high. The invention further discloses the special die used for the machining method.
Description
Technical field
The present invention relates to the mechanical processing technique technical field, particularly a kind of synchronized is in conjunction with the processing method of ring gear.The invention still further relates to a kind of particular manufacturing craft for above-mentioned processing method.
Background technology
Synchronized is in shift process, a peripheral speed for the treatment of meshed gears is reached synchronously, to realize the device of smooth-going gearshift.Be the core component of synchronized in conjunction with ring gear, it can reach rapidly with the peripheral speed of the gear ring of corresponding joint and be consistent with meshed gears, can also stop both before reaching synchronously in conjunction with impacting preventing.
Be circular ring structure in conjunction with ring gear, the through hole by its middle part is set in gear shaft; Periphery in conjunction with ring gear has uniform some tooth-shape structures, have angle of lock 1 on each tooth-shape structure, and the both sides of each tooth-shape structure has cone angle.
Traditional is generally machined and forges processing in conjunction with the ring gear processing method.Machine-tooled method adopts universal machine tools to join special fixture, and building-block machine is joined special tooling and simple nc machine and the production line that constitutes carries out, and wherein the end face angle of lock uses the dedicated numerical control beveler to process.Forge the process of processing method and carry out spheroidizing for the annular blank that will grind after ring is handled, after peeling base and phospholeum processing, carry out spline tooth and increment face angle of lock once cold extrusion is pressed into shape at extruder through precision die, and then carry out the phospholeum processing, adopt precision die to bore the extrusion molding of laughing somebody to scorn at extruder at last.
In traditional processing technology in conjunction with ring gear, there is following problem:
Adopt universal machine tools to join special fixture in machine-tooled method or building-block machine is joined special tooling and simple nc machine, chamfering process will use special-purpose numerical control beveler to carry out, and equipment drops into bigger; And parameter needs manually to adjust before index feed and machining, and efficient is lower, and is easy to generate the human operational error, influences machining accuracy.And the operation of forging method is comparatively complicated, and flow process is longer, and needs to adopt the large-tonnage extruder, and efficient is lower.
Therefore, under the situation that satisfies product design requirement and manufacturing capacity, how to provide working (machining) efficiency, simplification process, saving processing cost in conjunction with ring gear just to become the problem that those skilled in the art need solution badly.
Summary of the invention
The purpose of this invention is to provide a kind of synchronized in conjunction with the processing method of ring gear, this method can improve the working (machining) efficiency in conjunction with ring gear, and process be comparatively simple under the situation that satisfies product design requirement and manufacturing capacity, and tooling cost is lower.Another object of the present invention provides a kind of particular manufacturing craft for above-mentioned processing method.
For solving the problems of the technologies described above, the invention provides a kind of synchronized in conjunction with the processing method of ring gear, described synchronized is all processed by Sheet Metal Forming Technology in conjunction with external tooth form, the ring awl flank of tooth and the end face angle of lock of ring gear.
Further, described Sheet Metal Forming Technology processing method may further comprise the steps:
21) blanking: former material is put into the blank that stamping machine and punching press obtain having described external tooth form;
22) punching press end face angle of lock: punching press obtains described end face angle of lock on described blank;
23) the punching press ring awl flank of tooth: punching press obtains the described ring awl flank of tooth on described blank.
Further, in above-mentioned steps 21) in, described external tooth form is by the method processing of smart punching press.
Further, in above-mentioned steps 22) in, described end face angle of lock is by the method processing of common punching press.
Further, in above-mentioned steps 23) in, the described ring awl flank of tooth is by the method processing of common punching press.
The present invention also provides a kind of particular manufacturing craft for above-mentioned processing method, comprises first mould and second mould, and the pressing mold portion of described first mould and the shape of end face angle of lock are complementary, and the pressing mold portion of described second mould is complementary with the shape of the ring awl flank of tooth.
Preferably, described first mould also comprises guide part, and described guide part is identical with the outer shape of the blank that has external tooth form that punching press obtains.
A kind of synchronized provided by the present invention is in conjunction with the processing method of ring gear, and in this processing method, synchronized is all processed by Sheet Metal Forming Technology in conjunction with external tooth form, the ring awl flank of tooth and the end face angle of lock of ring gear.Use above-mentioned processing method to make synchronized and only need use stamping machine and particular manufacturing craft to get final product in conjunction with ring gear, less input for equipment, thereby solved production cost; Simultaneously, in punching course, need not to adjust working process parameter, reduced the error of human intervention, improved production efficiency and product precision; Simultaneously, compare with forging, the production process of punching press is comparatively simple, and working (machining) efficiency is higher.
In a kind of specific embodiment, synchronized provided by the present invention may further comprise the steps in conjunction with the processing method of ring gear: 21) blanking: former material is put into the blank that stamping machine and punching press obtain having described external tooth form; 22) punching press end face angle of lock: punching press obtains described end face angle of lock on described blank; 23) the punching press ring awl flank of tooth: punching press obtains the described ring awl flank of tooth on described blank.Like this, stamp out the end face angle of lock punching press ring awl flank of tooth more earlier, the material that produces in the time of can avoiding punching press end face angle of lock flows to the ring awl flank of tooth, and the ring awl flank of tooth that causes is filled, thereby has further improved production efficiency and product precision.
In the another kind of specific embodiment, less to guarantee the blank end face surface roughness that punching press obtains in conjunction with the method processing by smart punching press of the external tooth form of ring gear in the processing method provided by the present invention, reduce the mismachining tolerance in the subsequent handling.
The present invention also provides a kind of particular manufacturing craft for above-mentioned processing method, and this particular manufacturing craft is used for obtaining dependency structure in above-mentioned processing method punching press, belongs to the auxiliary equipment of above-mentioned processing method, and its beneficial effect that can access is identical with processing method.
Description of drawings
Fig. 1 is that synchronized provided by the present invention is in conjunction with the flow chart of a kind of specific embodiment of processing method of ring gear;
Fig. 2 is the structural representation of a kind of specific embodiment of first mould provided by the present invention;
Fig. 3 is the structural representation of a kind of specific embodiment of second mould provided by the present invention.
The specific embodiment
Core of the present invention provides a kind of synchronized in conjunction with the processing method of ring gear, and this method can improve the working (machining) efficiency in conjunction with ring gear, and process be comparatively simple under the situation that satisfies product design requirement and manufacturing capacity, and tooling cost is lower.Another core of the present invention provides a kind of particular manufacturing craft for above-mentioned processing method.
In order to make those skilled in the art person understand the present invention program better, the present invention is described in further detail below in conjunction with the drawings and specific embodiments.
Please refer to Fig. 1, Fig. 1 is that synchronized provided by the present invention is in conjunction with the flow chart of a kind of specific embodiment of processing method of ring gear.
A kind of synchronized provided by the present invention is in conjunction with the processing method of ring gear, and in this processing method, synchronized is all processed by Sheet Metal Forming Technology in conjunction with external tooth form, the ring awl flank of tooth and the end face angle of lock of ring gear.Use above-mentioned processing method to make synchronized and only need use stamping machine and particular manufacturing craft to get final product in conjunction with ring gear, less input for equipment, thereby solved production cost; Simultaneously, in punching course, need not to adjust working process parameter, reduced the error of human intervention, improved production efficiency and product precision; Simultaneously, compare with forging, the production process of punching press is comparatively simple, and working (machining) efficiency is higher.
Synchronized provided by the present invention may further comprise the steps in conjunction with the processing method of ring gear:
S11 blanking: former material is put into the blank that stamping machine and punching press obtain having described external tooth form;
S12 punching press end face angle of lock: punching press obtains described end face angle of lock on described blank;
The S13 punching press ring awl flank of tooth: punching press obtains the described ring awl flank of tooth on described blank.
Like this, stamp out the end face angle of lock punching press ring awl flank of tooth more earlier, the material that produces in the time of can avoiding punching press end face angle of lock flows to the ring awl flank of tooth, and the ring awl flank of tooth that causes is filled, thereby has further improved production efficiency and product precision.
Theoretically, the processing method of punching press also is not limited to above-mentioned steps, it also can bore the flank of tooth by the subpunch pressure ring, backlash pressure side face angle of lock, but, the material that this processing sequence may cause producing when processing end face angle of lock is filled the manufactured ring awl flank of tooth, needs the secondary operations of the ring awl flank of tooth.
In above-mentioned steps S11, external tooth form can process by the method for smart punching press, and is less to guarantee the blank end face surface roughness that punching press obtains, and reduces the mismachining tolerance in the subsequent handling.
Theoretically, external tooth form also can be by the processing of common impact style, in order to guarantee its smooth surface, technology such as also can polish.
In above-mentioned steps S12, the end face angle of lock can be by the method processing of common punching press, because the surface roughness of end face angle of lock is less demanding, common punching press namely can be satisfied its technological requirement, and common cost of stamping is relatively low, has saved production cost.
In above-mentioned steps S13, the ring awl flank of tooth can be by the method processing of common punching press, because the surface roughness of the ring awl flank of tooth is less demanding, common punching press namely can be satisfied its technological requirement, and common cost of stamping is lower, thereby satisfying under the condition of technological requirement, has saved production cost.
Except the processing method of above-mentioned synchronized in conjunction with ring gear, the present invention also provides a kind of particular manufacturing craft for above-mentioned processing method.
Please refer to Fig. 2 and Fig. 3, Fig. 2 is the structural representation of a kind of specific embodiment of first mould provided by the present invention; Fig. 3 is the structural representation of a kind of specific embodiment of second mould provided by the present invention.
In a kind of specific embodiment, particular manufacturing craft provided by the present invention comprises first mould 1 and second mould 2, and wherein, the pressing mold portion of first mould 1 and the shape of end face angle of lock are complementary, and the pressing mold portion of second mould 2 is complementary with the shape of the ring awl flank of tooth; Like this, in punching course, blank is put on first mould 1, under the punching press of stamping machine, because the pressing mold portion of first mould 1 and the shape of end face lock support are complementary, then the contacted position of pressing mold portion of blank and first mould 1 can stamp out the end face angle of lock; Blank is put on second mould 2, and under the punching press of stamping machine, because the pressing mold portion of second mould 2 is complementary with the shape of encircling the awl flank of tooth, then the pressing mold portion of blank and second mould 2 thinks that position contacting can stamp out the ring awl flank of tooth.
Above-mentioned first mould 1 also comprises guide part, and guide part is identical with the outer shape of the blank that has external tooth form that punching press obtains, so that feeding and guiding.
It is pointed out that ordinal numbers such as " first, second " described in the literary composition is in order to distinguish the different structure of same names, only for convenience, not represent certain order, more should not be construed as any restriction.
More than processing method and the particular manufacturing craft thereof of a kind of synchronized provided by the present invention in conjunction with ring gear is described in detail.Used specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof.Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention, can also carry out some improvement and modification to the present invention, these improvement and modification also fall in the protection domain of claim of the present invention.
Claims (7)
1. a synchronized is characterized in that in conjunction with the processing method of ring gear, and described synchronized is all processed by Sheet Metal Forming Technology in conjunction with external tooth form, the ring awl flank of tooth and the end face angle of lock of ring gear.
2. synchronized according to claim 1 is characterized in that in conjunction with the processing method of ring gear, and described Sheet Metal Forming Technology processing method may further comprise the steps:
21) blanking: former material is put into the blank that stamping machine and punching press obtain having described external tooth form;
22) punching press end face angle of lock: punching press obtains described end face angle of lock on described blank;
23) the punching press ring awl flank of tooth: punching press obtains the described ring awl flank of tooth on described blank.
3. synchronized according to claim 2 is characterized in that in conjunction with the processing method of ring gear, in above-mentioned steps 21) in, described external tooth form is by the method processing of smart punching press.
4. synchronized according to claim 2 is characterized in that in conjunction with the processing method of ring gear, in above-mentioned steps 22) in, described end face angle of lock is by the method processing of common punching press.
5. synchronized according to claim 2 is characterized in that in conjunction with the processing method of ring gear, in above-mentioned steps 23) in, the described ring awl flank of tooth is by the method processing of common punching press.
6. particular manufacturing craft that is used for above-mentioned processing method, it is characterized in that, comprise first mould (1) and second mould (2), the pressing mold portion of described first mould (1) and the shape of end face angle of lock are complementary, and the pressing mold portion of described second mould (2) is complementary with the shape of the ring awl flank of tooth.
7. particular manufacturing craft according to claim 6 is characterized in that, described first mould (1) also comprises guide part, and described guide part is identical with the outer shape of the blank that has external tooth form that punching press obtains.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310242617.XA CN103272940B (en) | 2013-06-18 | 2013-06-18 | A kind of synchronized is in conjunction with processing method and the particular manufacturing craft thereof of ring gear |
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| CN201310242617.XA CN103272940B (en) | 2013-06-18 | 2013-06-18 | A kind of synchronized is in conjunction with processing method and the particular manufacturing craft thereof of ring gear |
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| CN103272940A true CN103272940A (en) | 2013-09-04 |
| CN103272940B CN103272940B (en) | 2016-05-18 |
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Citations (9)
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|---|---|---|---|---|
| US3752003A (en) * | 1970-12-04 | 1973-08-14 | Federal Mogul Corp | Composite heavy-duty machine element and method of making the same |
| JPS62227544A (en) * | 1986-03-31 | 1987-10-06 | Mitsubishi Metal Corp | Production of iron-base block ring |
| US4698889A (en) * | 1985-06-03 | 1987-10-13 | Borg-Warner Automotive, Inc. | Synchronizer blocker ring core of low material thickness with coined lugs |
| JPH11347681A (en) * | 1998-06-04 | 1999-12-21 | Metalart Corp | Device for forming gear of annular internal gear with chamfer |
| CN1381318A (en) * | 2002-06-06 | 2002-11-27 | 武汉华夏精冲技术有限公司 | Precise punch technology for manufacturing circular or sectorial gear |
| EP1389694A1 (en) * | 2002-08-14 | 2004-02-18 | AISIN AI Co., Ltd. | Synchronizer sleeve used in power transmission and press-forming apparatus for the same |
| CN101362181A (en) * | 2007-08-10 | 2009-02-11 | 爱知机械工业株式会社 | Clutch gear manufacturing apparatus and clutch gear manufacturing method |
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2013
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| US3752003A (en) * | 1970-12-04 | 1973-08-14 | Federal Mogul Corp | Composite heavy-duty machine element and method of making the same |
| US4698889A (en) * | 1985-06-03 | 1987-10-13 | Borg-Warner Automotive, Inc. | Synchronizer blocker ring core of low material thickness with coined lugs |
| JPS62227544A (en) * | 1986-03-31 | 1987-10-06 | Mitsubishi Metal Corp | Production of iron-base block ring |
| JPH11347681A (en) * | 1998-06-04 | 1999-12-21 | Metalart Corp | Device for forming gear of annular internal gear with chamfer |
| CN1381318A (en) * | 2002-06-06 | 2002-11-27 | 武汉华夏精冲技术有限公司 | Precise punch technology for manufacturing circular or sectorial gear |
| EP1389694A1 (en) * | 2002-08-14 | 2004-02-18 | AISIN AI Co., Ltd. | Synchronizer sleeve used in power transmission and press-forming apparatus for the same |
| CN101362181A (en) * | 2007-08-10 | 2009-02-11 | 爱知机械工业株式会社 | Clutch gear manufacturing apparatus and clutch gear manufacturing method |
| CN102438768A (en) * | 2009-05-14 | 2012-05-02 | 迪尔金属合作两合公司 | Method for producing a component of a transmission synchronization device |
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Non-Patent Citations (1)
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| 陈飞等: "钢质同步器齿环精锻成形工艺研究", 《模具技术》, no. 06, 25 November 2006 (2006-11-25) * |
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| CN103272940B (en) | 2016-05-18 |
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