CN103624197A - Method for machining thin-wall shell part with inner and outer teeth - Google Patents
Method for machining thin-wall shell part with inner and outer teeth Download PDFInfo
- Publication number
- CN103624197A CN103624197A CN201210301327.3A CN201210301327A CN103624197A CN 103624197 A CN103624197 A CN 103624197A CN 201210301327 A CN201210301327 A CN 201210301327A CN 103624197 A CN103624197 A CN 103624197A
- Authority
- CN
- China
- Prior art keywords
- thin
- external tooth
- wall casing
- band
- tooth parts
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention discloses a method for machining a thin-wall shell part with inner and outer teeth and relates to a plastic machining method. The method includes the following steps that firstly, slab blank is machined to be cup-shaped prefabricated blank, and the thickness of the wall of the cup-shaped prefabricated blank is equal to that of the wall of the thin-wall shell part with the inner and outer teeth; secondly, a pair of gears which are meshed mutually and are used for forming the inner teeth and the outer teeth of the thin-wall shell part with the inner teeth and the outer teeth respectively are manufactured. The gear for forming the inner teeth of the thin-wall shell part with the inner and outer teeth is a carrier roller, and the gear for forming the outer teeth of the thin-wall shell part with the inner and outer teeth is a compression roller; thirdly, the cup-shaped prefabricated blank is clamped on the carrier roller, and therefore the cup-shaped prefabricated blank and the carrier roller rotate synchronously, and meanwhile, the compression roller synchronously and oppositely rotates with the carrier roller and is fed in the radial direction close to the carrier roller to finish forming of the thin-wall shell part with the inner and outer teeth. According to the method for machining the thin-wall shell part with the inner and outer teeth, the technological steps are simple, the production cost is low, the machining efficiency is high, and high practicability is achieved.
Description
Technical field
The present invention relates to a kind of plastic processing method, relate in particular to external tooth parts of thin-wall casing processing method in a kind of band.
Background technology
In band, external tooth parts of thin-wall casing is widely used in mechanical transmission fields such as automatic gearbox of vehicles.DCT automatic gear-box from closing device Grains, be exactly external tooth parts of thin-wall casing in typical band, the processing method of this part has two kinds at present: beat tooth shaping and multi-pass drawing and forming.Beating tooth technique is the invention of Switzerland GROB company, and its process characteristic is that forming accuracy is high, but its special plane price is very expensive, and maintenance, the upkeep cost of equipment are high, causes batch product cost of dozen tooth technique higher; Surface quality of workpieces that multi-pass deep-drawing technique is produced is poor, production efficiency is low, die life is low, production cost is high.
In the face of current situation, studying external tooth parts of thin-wall casing manufacture method in low, simple, the efficient band of a kind of production cost becomes these those skilled in the art technical barrier in the urgent need to address now.
Summary of the invention
The problem existing for above-mentioned prior art, the invention provides external tooth parts of thin-wall casing processing method in a kind of band, and its processing step is simple, and production cost is low, and working (machining) efficiency is high, has good practicality.
Technical scheme of the present invention is: external tooth parts of thin-wall casing processing method in a kind of band, comprises the following steps:
Steps A: plate blank is processed into cup-shaped preform, and described cup-shaped preform wall thickness is identical with the wall thickness of external tooth parts of thin-wall casing in band;
Step B: make a pair of intermeshing gear that is respectively used to the inside and outside tooth of external tooth parts of thin-wall casing in forming belt, wherein the gear for external tooth parts of thin-wall casing internal tooth in forming belt is carrying roller, for the gear of external tooth parts of thin-wall casing external tooth in forming belt, is seaming roll;
Step C: cup-shaped preform is clamped on carrying roller, guarantee that cup-shaped preform and carrying roller synchronously rotate, make the synchronous and carrying roller of seaming roll rotate in opposite directions simultaneously, and radially to the direction feeding near carrying roller, cup-shaped preform is exerted pressure, make it to produce continuous and local flexural deformation, complete the shaping of external tooth parts of thin-wall casing in band.
As preferably, the gear teeth of seaming roll are made according to external tooth parts of thin-wall casing external tooth in band, its profile of tooth is identical with external tooth parts of thin-wall casing external tooth in band with parameter, the gear teeth of carrying roller are made according to external tooth parts of thin-wall casing internal tooth in band, and its profile of tooth is identical with external tooth parts of thin-wall casing internal tooth in band with parameter.
As preferably, carrying roller is connected by axle intermeshing master gear identical with a pair of reference circle respectively with seaming roll.
As preferably, the rotating speed of spinning roller and core is 10-1000 rev/min.
As preferably, the processing of cup-shaped preform adopts deep-drawing technique.
As preferably, the processing of cup-shaped preform adopts spinning forming process.
The invention has the beneficial effects as follows: the present invention, by the relative rotation of carrying roller and seaming roll, can directly be configured as cup-shaped preform external tooth parts of thin-wall casing in band, and this process only needed for tens seconds, and processing step is simple, and production efficiency is high.The invention belongs to the moulding forming technique of continuous and local, main mode of texturing is crooked, belongs to sheet forming, in forming process, the wall thickness of blank is substantially constant, and plastic force is little, and device structure is simple, the moulds of industrial equipment life-span is long, and production cost is low, has good practicality.
Accompanying drawing explanation
Fig. 1 is the structural representation of the cup-shaped preform of the present invention;
Fig. 2 is the cutaway view of the cup-shaped preform of the present invention;
Fig. 3 is machining sketch chart of the present invention;
Fig. 4 is the structure chart of seaming roll of the present invention and carrying roller and master gear assembling.
The specific embodiment
As one embodiment of the present invention, as shown in Figures 1 to 4, external tooth parts of thin-wall casing processing method in a kind of band, comprises the following steps:
Steps A: plate blank is processed into cup-shaped preform 2, described cup-shaped preform 2 wall thickness be shaped after band in the wall thickness of external tooth parts of thin-wall casing identical, in the present embodiment, as preferably, the processing of cup-shaped preform 2 adopts deep-drawing technique, can certainly adopt other techniques, such as spinning forming process, mechanical processing technique and extrusion process etc.
Step B: make a pair of intermeshing gear that is respectively used to the inside and outside tooth of external tooth parts of thin-wall casing in forming belt, wherein the gear for external tooth parts of thin-wall casing internal tooth in forming belt is carrying roller 3, for the gear of external tooth parts of thin-wall casing external tooth in forming belt, is seaming roll 1;
Step C: cup-shaped preform 2 is clamped on carrying roller 3, guarantee that cup-shaped preform 2 and carrying roller 3 synchronously rotate, make the synchronous and carrying roller 3 of seaming roll 1 rotate in opposite directions simultaneously, and radially to the direction feeding near carrying roller 3, cup-shaped preform 2 is exerted pressure, make it to produce continuous and local flexural deformation, complete the shaping of external tooth parts of thin-wall casing in band.This step can adopt any equipment and lathe that meets this technological requirement.
In the present embodiment, as preferably, the gear teeth of seaming roll 1 are made according to external tooth parts of thin-wall casing external tooth in band, its profile of tooth is identical with external tooth parts of thin-wall casing external tooth in band with parameter, the gear teeth of carrying roller 3 are made according to external tooth parts of thin-wall casing internal tooth in band, and its profile of tooth is identical with external tooth parts of thin-wall casing internal tooth in band with parameter.Described parameter comprises the number of teeth, modulus, pressure angle, height of teeth top, height of teeth root, facewidth etc.
In the present embodiment, as preferably, carrying roller 3 is connected by axle intermeshing master gear identical with a pair of reference circle respectively with seaming roll 1.In forming process, two master gears gear motion first, drives carrying roller 3 and seaming roll 1 locking phase to rotation subsequently.The design of master gear can guarantee that the synchronous precise between carrying roller 3 and spinning roller 1 rotates, and has improved precision and the surface quality of part.
In the present embodiment, as preferably, the rotating speed of carrying roller 3 and seaming roll 1 can be according to index choose reasonable in the scope of 10-1000 rev/min such as material, wall thickness and profile of tooth of external tooth parts of thin-wall casing in band.
As preferably, can, first according to the springback capacity of material in practical production experience design forming process, then according to external tooth parts of thin-wall casing shape and size parameter in the band obtaining in engineer testing, be optimized design.
Above external tooth parts of thin-wall casing processing method in a kind of band provided by the present invention has been carried out to detailed introduction, applied specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment is just for helping to understand method of the present invention and core concept thereof; , for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention meanwhile.To change of the present invention and improvement, will be possible, and can not exceed design and the scope that accessory claim can be stipulated.
Claims (6)
1. an external tooth parts of thin-wall casing processing method in band, is characterized in that: comprise the following steps:
Steps A: plate blank is processed into cup-shaped preform, and described cup-shaped preform wall thickness is identical with the wall thickness of external tooth parts of thin-wall casing in band;
Step B: make a pair of intermeshing gear that is respectively used to the inside and outside tooth of external tooth parts of thin-wall casing in forming belt, wherein the gear for external tooth parts of thin-wall casing internal tooth in forming belt is carrying roller, for the gear of external tooth parts of thin-wall casing external tooth in forming belt, is seaming roll;
Step C: cup-shaped preform is clamped on carrying roller, guarantee that cup-shaped preform and carrying roller synchronously rotate, make the synchronous and carrying roller of seaming roll rotate in opposite directions simultaneously, and radially to the direction feeding near carrying roller, cup-shaped preform is exerted pressure, make it to produce continuous and local flexural deformation, complete the shaping of external tooth parts of thin-wall casing in band.
2. external tooth parts of thin-wall casing processing method in band according to claim 1, it is characterized in that: the gear teeth of seaming roll are made according to external tooth parts of thin-wall casing external tooth in band, its profile of tooth is identical with external tooth parts of thin-wall casing external tooth in band with parameter, the gear teeth of carrying roller are made according to external tooth parts of thin-wall casing internal tooth in band, and its profile of tooth is identical with external tooth parts of thin-wall casing internal tooth in band with parameter.
3. external tooth parts of thin-wall casing processing method in band according to claim 1 and 2, is characterized in that: carrying roller is connected by axle intermeshing master gear identical with a pair of reference circle respectively with seaming roll.
4. external tooth parts of thin-wall casing processing method in band according to claim 3, is characterized in that: the rotating speed of spinning roller and core is 10-1000 rev/min.
5. external tooth parts of thin-wall casing processing method in band according to claim 4, is characterized in that: the processing of cup-shaped preform adopts deep-drawing technique.
6. external tooth parts of thin-wall casing processing method in band according to claim 4, is characterized in that: the processing of cup-shaped preform adopts spinning forming process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210301327.3A CN103624197A (en) | 2012-08-23 | 2012-08-23 | Method for machining thin-wall shell part with inner and outer teeth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210301327.3A CN103624197A (en) | 2012-08-23 | 2012-08-23 | Method for machining thin-wall shell part with inner and outer teeth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103624197A true CN103624197A (en) | 2014-03-12 |
Family
ID=50205849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210301327.3A Pending CN103624197A (en) | 2012-08-23 | 2012-08-23 | Method for machining thin-wall shell part with inner and outer teeth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103624197A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108246917A (en) * | 2018-02-05 | 2018-07-06 | 吉林大学 | A kind of clutch hub tooth form rolling formation device and processing technology |
| EP3670018A1 (en) * | 2018-12-20 | 2020-06-24 | Leifeld Metal Spinning AG | Method and reforming assembly for producing a drum-shaped gearing part |
| CN113343381A (en) * | 2021-05-31 | 2021-09-03 | 上海交通大学 | Analysis method for influence rule of reduction rate on springback in inner and outer tooth thin-wall part profile rolling |
| CN114192646A (en) * | 2020-09-17 | 2022-03-18 | 宝山钢铁股份有限公司 | Design method of tooth-shaped contour line of rotary wheel during spinning forming of internal and external tooth parts |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5756131A (en) * | 1980-09-20 | 1982-04-03 | Yamakawa Kogyo Kk | Formation of toothed drum |
| DE3711927C1 (en) * | 1987-04-13 | 1988-10-13 | Leifeld & Co | Method for the production of metal hollow bodies with profiles running in the axial direction on their outer circumference, especially teeth, and an apparatus for carrying out the method |
| CN1116147A (en) * | 1995-05-09 | 1996-02-07 | 重庆机床厂 | Tooth back tapper extruding working method for gear with discontinue tooth |
| CN1151917A (en) * | 1995-12-15 | 1997-06-18 | 常伟传 | Gear rolling process |
| CN1718305A (en) * | 2005-07-21 | 2006-01-11 | 华南理工大学 | A gear spinning forming method and device thereof |
| CN1787891A (en) * | 2003-07-21 | 2006-06-14 | 恩斯特格罗布股份公司 | Method and device for machining edge regions of cylindrical hollow bodies |
| JP2010284662A (en) * | 2009-06-09 | 2010-12-24 | Nippon Spindle Mfg Co Ltd | Apparatus and method for manufacturing cup-like gear |
-
2012
- 2012-08-23 CN CN201210301327.3A patent/CN103624197A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5756131A (en) * | 1980-09-20 | 1982-04-03 | Yamakawa Kogyo Kk | Formation of toothed drum |
| DE3711927C1 (en) * | 1987-04-13 | 1988-10-13 | Leifeld & Co | Method for the production of metal hollow bodies with profiles running in the axial direction on their outer circumference, especially teeth, and an apparatus for carrying out the method |
| CN1116147A (en) * | 1995-05-09 | 1996-02-07 | 重庆机床厂 | Tooth back tapper extruding working method for gear with discontinue tooth |
| CN1151917A (en) * | 1995-12-15 | 1997-06-18 | 常伟传 | Gear rolling process |
| CN1787891A (en) * | 2003-07-21 | 2006-06-14 | 恩斯特格罗布股份公司 | Method and device for machining edge regions of cylindrical hollow bodies |
| CN1718305A (en) * | 2005-07-21 | 2006-01-11 | 华南理工大学 | A gear spinning forming method and device thereof |
| JP2010284662A (en) * | 2009-06-09 | 2010-12-24 | Nippon Spindle Mfg Co Ltd | Apparatus and method for manufacturing cup-like gear |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108246917A (en) * | 2018-02-05 | 2018-07-06 | 吉林大学 | A kind of clutch hub tooth form rolling formation device and processing technology |
| CN108246917B (en) * | 2018-02-05 | 2020-02-07 | 吉林大学 | Clutch hub tooth-shaped rolling forming device and machining process |
| EP3670018A1 (en) * | 2018-12-20 | 2020-06-24 | Leifeld Metal Spinning AG | Method and reforming assembly for producing a drum-shaped gearing part |
| CN111347003A (en) * | 2018-12-20 | 2020-06-30 | 利费尔德金属旋压公司 | Method and forming apparatus for producing a crowned gear section |
| JP2020104173A (en) * | 2018-12-20 | 2020-07-09 | ライフェルト メタル スピニング アーゲーＬｅｉｆｅｌｄ Ｍｅｔａｌ Ｓｐｉｎｎｉｎｇ Ａｇ | Method and forming system for producing drum-shaped gearing component |
| US11504762B2 (en) * | 2018-12-20 | 2022-11-22 | Leifeld Metal Spinning Ag | Method and forming system for producing a drum-shaped gear part |
| JP7274402B2 (en) | 2018-12-20 | 2023-05-16 | ライフェルト メタル スピニング ゲーエムベーハー | Method and forming system for manufacturing drum-type gear parts |
| CN114192646A (en) * | 2020-09-17 | 2022-03-18 | 宝山钢铁股份有限公司 | Design method of tooth-shaped contour line of rotary wheel during spinning forming of internal and external tooth parts |
| CN114192646B (en) * | 2020-09-17 | 2024-03-08 | 宝山钢铁股份有限公司 | Design method of rotary gear tooth profile line during rotary forming of inner and outer gear parts |
| CN113343381A (en) * | 2021-05-31 | 2021-09-03 | 上海交通大学 | Analysis method for influence rule of reduction rate on springback in inner and outer tooth thin-wall part profile rolling |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103624129A (en) | Spinning forming new technology of shell part with inner and outer teeth | |
| CN102489960B (en) | Method for manufacturing harmonic reducer of robot | |
| CN105414296B (en) | With interior vertical tooth-like clutch housing composite spinning former and technique | |
| CN103624197A (en) | Method for machining thin-wall shell part with inner and outer teeth | |
| CN104373553A (en) | Steel plate spinning multi-wedge motor belt wheel and spinning method thereof | |
| CN103008976A (en) | A kind of belt pulley spinning production process | |
| CN103826772B (en) | The manufacture method of cup part and manufacturing installation | |
| CN103316983B (en) | A counter-wheel flexible spinning process suitable for radial grooves of synchronous toothed belt pulleys | |
| CN110918844A (en) | A spatial envelope forming method for thin-walled, multi-ring, high-rib members | |
| CN101767118A (en) | Method and equipment for processing inner geared sleeve of automobile | |
| CN101323001A (en) | Multiple wedge-type belt pulley forming method | |
| CN201393153Y (en) | Motor stator iron core shaping die | |
| CN103111561A (en) | Internal deep groove annular piece precision rolling forming method and device | |
| CN104191187B (en) | A kind of door closer gear shaft processing method | |
| CN102214976B (en) | For the manufacture of the method and apparatus of rotor | |
| CN106238548B (en) | The adjustable feed arrangement of outward turning diameter in a kind of Opposite roller spinning equipment | |
| CN101607329A (en) | Method for numerical control linear cutting processing of female and male dies | |
| CN103447388A (en) | Tooth form stamping die of clutch splined hub | |
| CN203599337U (en) | Titanium alloy cylindrical part spinning device | |
| CN201902434U (en) | Shaft part with cold extrusion molding spiral trajectory | |
| CN106346059A (en) | Anti-lock in-mold chamfering machine with chamfering function part and driving part | |
| CN102019815A (en) | Hub, manufacturing method thereof and special die | |
| CN201432190Y (en) | Flange processor | |
| CN103056259B (en) | Method and device for precisely rolling and forming cylindrical gear | |
| CN103715836A (en) | Temperature-cooling composite plastic molding process of engineering machinery oil-pump stator blank |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140312 |