CN106607541A - Forming method for rotation transmission device - Google Patents
Forming method for rotation transmission device Download PDFInfo
- Publication number
- CN106607541A CN106607541A CN201510685667.4A CN201510685667A CN106607541A CN 106607541 A CN106607541 A CN 106607541A CN 201510685667 A CN201510685667 A CN 201510685667A CN 106607541 A CN106607541 A CN 106607541A
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- CN
- China
- Prior art keywords
- tooth
- profile
- forming
- mould
- shape portion
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K21/00—Making hollow articles not covered by a single preceding sub-group
Abstract
The invention relates to a forming method for a rotation transmission device. The method comprises the steps that an operation object in a circular plate form is fixed to a first die; when the first die is rotated, a first middle shape part and a second middle shape part are formed along the first die through flow forming; a second die is arranged to the inner side of the first middle shape part, and a first tooth profile forming part complementary with an inner side tooth profile of a first part is formed on the second die; a roller is pressurized from the outer side of the first middle shape part, accordingly the first middle shape part is formed through flow forming, a tooth profile is formed along the first tooth profile forming part of the second die, and the first part is formed through flow forming; a third die is arranged to the inner side of the second middle shape part, and a second tooth profile forming part complementary with an inner side profile of the second part is formed on the third die; and the roller is pressurized from the outer side of the second middle shape part, then the second middle shape part is formed through flow forming, the tooth profile is formed along the second tooth profile forming part of the third die, and the second part is formed through flow forming.
Description
Technical field
It is the present invention relates to the forming method of the rotary actuator used in speed changer more particularly to a kind of according to flowing into
Type engineering method, the forming method of stone mortar type power transmission parts.
Background technology
It is a large amount of to use be driven the power of the 1st side to opposite side (the 2nd side) with gear manner in automatic transmission
Power transmission parts.This power transmission parts include：1st gear part, the gear and tooth (Tooth of the 1st side) phase
Connect；2nd gear part, the gear and tooth (Tooth of opposite side (the 2nd side)) connect.
The material of power transmission parts is frequently used iron and steel, in this case, passes through after being molded with forging engineering method first
After process, tooth (Tooth) shaping.One example of this traditional technology is exactly that the application of on January 31st, 2011 is disclosed
Technology described in korean patent application the 10-2011-0009934th.
Recently, due to reasons such as oil consumption raisings, in order to mitigate the weight of vehicle, aluminum is being widely used, is being installed
Power transmission parts in the transmission are also attempt to introduce aluminum.
Aluminum is typically mainly used in the shaping of die casting engineering method, according to die casting engineering method, will produce pore, occurs causing
The problem in crack, in a mold in order to extract article shaped out, it should which so-called " extracting gradient out " is provided, after removing in a mold,
Also require to be reprocessed, such engineering will be pretty troublesome.
The content of the invention
Problems to be solved by the invention
The purpose of the present invention be for user provide it is a kind of when using aluminum as the rotary actuator of speed changer material
When material is used, the die casting engineering method of conventional art is not utilized, but according to flowing forming engineering method, by shaping, can be solved
Certainly it is previously noted the forming method of the rotary actuator of the problem points of conventional art.
Solution to problem
Forming method of the present invention as the rotary actuator that profile of tooth is formed with the inside of top and the bottom, it is characterised in that：
Including：(1) the 1st step, configuration is fixed in upper and lower sides by the operation thing that the plectane form in hole is formed with central authorities
On 1st mould；(2) second step, while 1 mould is rotated, along the 1st mould, by flowing
Shaping, makes the 1st intermediate shape portion and the shaping of the 2nd intermediate shape portion；(3) third step, the 2nd mold arrangement is arrived
The inner side in the 1st intermediate shape portion being molded in second step, the 2nd mould is formed with the inner tines with part 1
The 1st complementary profile of tooth forming part of shape；(4) the 4th steps, pressurize from the outside in the 1st intermediate shape portion to cylinder
And the 1st intermediate shape portion described in flowing forming, also, along the 1st profile of tooth forming part of the 2nd mould so that
Profile of tooth is molded, and flowing forming is part 1；(5) the 5th steps, the 3rd mold arrangement is molded in second step
The 2nd intermediate shape portion inner side, the 3rd mould is formed with 2nd complementary with the inner side profile of tooth of the part 2
Profile of tooth forming part；(6) the 6th steps, pressurize and flowing forming institute from the outside in the 2nd intermediate shape portion to cylinder
The 2nd intermediate shape portion is stated, also, along the 2nd profile of tooth forming part of the 3rd mould so that profile of tooth is molded, stream
It is dynamic to be shaped to part 2.
The second step includes：2-1 steps, along the upper side mold of the 1st mould, flowing forming operation
A part of thickness portion of thing.2-2 steps, along the lower die of the 1st mould, flowing forming operation thing
Remaining thickness portion.
Preferably, the 1st step be the 1st mould between the rim circumference of the hole and the operation thing,
The step that operation thing is fixed.
The forming method of the rotary actuator of another form of the present invention, it is characterised in that：Including：(1) the 1st
Step, the operation thing of flexible pipe form is fixed on the outside that the mould of stone mortar type the 4th of sleeve pipe forming part is formed with flank
On；(2) second step, in the outside of the operation thing of the flexible pipe form, pressurizes so that the described 4th to cylinder
Mould rotates, and flowing forming sleeve pipe；(3) third step, by the 2nd mold arrangement to the 1st intermediate shape portion inner side
On, the 2nd mould is formed with the 1st profile of tooth forming part complementary with the inner side profile of tooth of part 1；(4) the 4th steps,
Cylinder is pressurizeed and the 1st intermediate shape portion described in flowing forming from the outside in the 1st intermediate shape portion, also, edge
The 1st profile of tooth forming part of the 2nd mould so that profile of tooth is molded, and flowing forming is part 1；(5) the 5th
Step, by the inner side of the 3rd mold arrangement to the 2nd intermediate shape portion, the 3rd mould is formed with and the part 2
Complementary the 2nd profile of tooth forming part of inner side profile of tooth；(6) the 6th steps, the outside from the 2nd intermediate shape portion is right
Cylinder pressurizes and the 2nd intermediate shape portion described in flowing forming, also, the 2nd profile of tooth along the 3rd mould is molded
Portion so that profile of tooth is molded, and flowing forming is part 2.
The forming method of the rotary actuator of another form of the present invention, it is characterised in that：Including：(1) the 1st
Step, by the inner side in the 1st intermediate shape portion of the operation thing of the 1st mold arrangement to stone mortar form, the 1st mould shape
1st profile of tooth forming part of the inner side profile of tooth complementation of Cheng Youyu part 1s；(2) second step, from the middle of the described 1st
The outside of shape portion, pressurizes to cylinder, the 1st intermediate shape portion described in flowing forming, also, along the described 1st
1st profile of tooth forming part of mould so that profile of tooth is molded, and is shaped to part 1；(3) third step, by the 2nd
To the inner side in the 2nd intermediate shape portion of the operation thing of the stone mortar form, the 2nd mould is formed with and mold arrangement
2nd profile of tooth forming part of the inner side profile of tooth complementation of 2 parts；(4) the 4th steps, from the 2nd intermediate shape portion
Outside, pressurizes to cylinder, the 2nd intermediate shape portion described in flowing forming, also, along the 2nd of the 2nd mould the
Profile of tooth forming part, is molded profile of tooth, thus, is shaped to part 2.
The effect of invention
According to the present invention, the worry of generation pore adjoint during die casting engineering method is not suitable for, during flowing forming
Metal flow (metal flow) control and processing hardening of formation, can lift the mechanical property of article shaped, be conducive to axle
The multi items Small Amount production of symmetrical circular product.Because according to deviation stress, the plasticity that may induce flowing forming becomes
Shape, compared with the punching press using vertical stress or even deep draw engineering, may induce effectively plastic deformation, and,
Even if the relatively small effect that can also reach reduction and the costs related expense of equipment investment of operating force.
Description of the drawings
Fig. 1 is the sectional drawing of the power transmission parts according to present invention shaping.
Fig. 2 is the accompanying drawing of the process of the forming method of rotary actuator of the present invention.
Fig. 3 is the operation thing and the configuration figure of the 4th mould of another form of forming method of rotary actuator of the present invention.
Fig. 4 is the accompanying drawing of the process that 1 intermediate shape portion is molded into power transmission parts.
Description of reference numerals
1；Part 12:Part 2
3:Flank 4:Sleeve pipe
10-1,10-2:1st mould 12:1st profile of tooth
20:3rd mould 22:2nd profile of tooth
30:2nd mould 40:4th mould
Specific embodiment
Next, with reference to accompanying drawing, the forming method of rotary actuator of the present invention is described in detail.
Fig. 1 is with the sectional drawing of the final molding thing of the forming method shaping of the present invention.Rotary actuator (5) includes
Part 1 (1)；Part 2 (2)；The flank (3) provided between part 1 (1) and part 2 (2).
In the inner side of part 1 (1), there is provided the 1st profile of tooth (12) combined with the gear teeth of the 1st side, in part 2 (2)
Inner side, there is provided the 2nd profile of tooth (22) combined with the gear teeth of the 2nd side.In this manual, part 1 (1)
With part 2 (2) represent be rotary actuator both sides, it is indicated that profile of tooth is before the shaping of inner side and after being molded
All.Formed although profile of tooth being illustrated in Fig. 1 and being suspended on part 1 (1) and the whole height of part 2 (2),
It is that it can freely be changed highly according to the difference of styles design.
Sleeve pipe (4) is provided in the inner side of flank (3).
The form of the initial operation thing that the forming method of the present invention starts can form the plectane of hole (150) in central authorities
The operation thing (100) of form；The operation thing (300) of flexible pipe form as shown in Figure 3；And can also be such as Fig. 1 institutes
The operation thing of the stone mortar form shown, in part 1 (1) and the inner side of part 2 (2), the operation thing that profile of tooth is not molded.
When being the operation thing of stone mortar form shown in Fig. 1, by forging engineering, processing is provided, according to the present invention, the
1 part (1) and the inner side of part 2 (2), profile of tooth shaping.
Fig. 2 is illustrated according to the method for the present invention, the process of operation thing (100) shaping of plectane form.
As shown in (a) part of Fig. 2, the mould (10-1) of upside the 1st is with hole (150) fixed operation and rim circumference between
While the state of thing rotates at a high speed, by pressurizeing to cylinder (200) according to the direction of arrow, it is ensured that the 1st thickness portion (120)
Along mould (10-1) flowing forming of upside the 1st.Although in fact, the mould (10-1) of upside the 1st and the mould of downside the 1st
(10-2) the operation thing (100) of plectane form fixed up and down together, for convenience of description, by upper side mold and under
Side mold is separated and illustrated.If the 1st thickness portion (120) is along mould (10-1) flowing forming of upside the 1st,
Become the intermediate shape before the net shape of part 1 (1).In this manual, so-called " the 1st intermediate shape
Portion " or " the 2nd intermediate shape portion ", representative be the final molding thing that final molding becomes Fig. 1 part 1 (1) and
The intermediate steps shape portion of part 2 (2).1st intermediate shape portion and the 2nd intermediate shape portion are according to described below
Flowing forming, part 1 (1) and part 2 (2) that in inner side, final molding is provided for profile of tooth.
(c) part and Fig. 2 as shown in (b) part of Fig. 2, if (1') the 1st intermediate shape portion is molded, as Fig. 2
(d) part shown in, along the mould (10-2) of downside the 1st, cylinder (200) while pressurizeing to the 2nd thickness portion (140),
Flowing forming, makes the 2nd intermediate shape portion (2') be molded.
(e) of Fig. 2 partly shows makes the 2nd intermediate shape portion (2') flowing forming, is molded into the process of part 2 (2).
In (f) part of Fig. 2, it is illustrated that the 1st intermediate shape portion (1') flowing forming, the process of part 1 (1) is molded into.
Even its sequential transformations.
As shown in (e) part of Fig. 2, in the 2nd intermediate shape portion inner side (2') the inner tines of part 2 (2) are configured in
3rd mould (20) of the complementary profile of tooth forming part (25) formed in shape.And, if in the 2nd intermediate shape portion (2')
Outside to cylinder (200) pressurize, the 2nd intermediate shape portion is (2') along the 3rd mould (20), flowing forming, in inner side
2nd profile of tooth (22) is molded.The compression aspect of cylinder (200) is preferably downward from flank portion.According to flowing forming, the 1st
Partly (1) and part 2 (2) elongation moulding, its height increases.
Secondly, as shown in (f) part of Fig. 2, on the 1st intermediate shape portion inner side (1') part 1 is configured in
(1) the 2nd mould (30) of the complementary profile of tooth forming part (35) formed in inner side profile of tooth.And, if in the 1st
Between shape portion outside (1') to cylinder (200) pressurize, the 1st intermediate shape portion (1') along the 2nd mould (30) flowing forming,
Profile of tooth (12) shaping in inner side the 1st.The compression aspect of cylinder (200) is preferably from flank portion upward.
Fig. 3 illustrates the operation thing (300) of flexible pipe form and the relation of the mould of 1 shaping.The operation of flexible pipe form
Thing (300) is configured in the outside of the 4th mould (40) of stone mortar form, flowing forming.In the 4th mould (40), in rib
Portion provides sleeve pipe forming part (45).While rotation at a high speed with the state being fixed on the 4th mould (40), if made
The outside of industry thing (300) is pressurizeed to cylinder (200), and the operation thing (300) of flexible pipe form processes what packaged tube was provided in inner side
1 intermediate shape portion of stone mortar form.This 1 intermediate shape portion is by (e) part such as Fig. 2 and (f) of Fig. 2
Flowing forming process shown in part, can be with flowing forming final molding thing as shown in Figure 1.
As shown in figure 4, by forging engineering etc., with 1 intermediate shape portion of stone mortar form as operation thing (400),
According to the method for the present invention, it is molded can power transmission parts as shown in Figure 1.In 1 time of this stone mortar form
Between shape portion also pass through Fig. 2 (e) part and Fig. 2 (f) part process, power as shown in Figure 1 can be shaped to
Transmission parts.
Above, referring to the drawings, the forming method of rotary actuator of the present invention has been described in detail, it is of the invention
Interest field is determined according to claims, in being not merely limited to the embodiment and/or accompanying drawing for above describing.And
And, the practitioner of the present invention should be appreciated that obvious improvement described in claims, change and correct and
The point included in the interest field of the present invention, in the range of the technological thought without departing from the present invention, can be carried out various
Change and change.
Claims (5)
1. the forming method of the rotary actuator of profile of tooth is formed with the inside of top and the bottom, it is characterised in that：
Including：
1st step, configuration is fixed on the 1st of upper and lower sides by the operation thing that the plectane form in hole is formed with central authorities
On mould；
Second step, while 1 mould is rotated, along the 1st mould, by flowing forming, makes the 1st
Intermediate shape portion and the 2nd intermediate shape portion are molded；
Third step, by the inner side of the 2nd mold arrangement to the 1st intermediate shape portion being molded in second step, this
2 moulds are formed with the 1st profile of tooth forming part complementary with the inner side profile of tooth of part 1；
4th step, pressurizes and the 1st middle shape described in flowing forming from the outside in the 1st intermediate shape portion to cylinder
Shape portion, also, along the 1st profile of tooth forming part of the 2nd mould so that profile of tooth is molded, and flowing forming is the 1st
Part；
5th step, the inner side in the 2nd intermediate shape portion that the 3rd mold arrangement is molded in second step, the 3rd
Mould is formed with the 2nd profile of tooth forming part complementary with the inner side profile of tooth of the part 2；
6th step, pressurizes and the 2nd middle shape described in flowing forming from the outside in the 2nd intermediate shape portion to cylinder
Shape portion, also, along the 2nd profile of tooth forming part of the 3rd mould so that profile of tooth is molded, and flowing forming is the 2nd
Part.
2. the forming method of rotary actuator according to claim 1, it is characterised in that：
The second step includes：
2-1 steps, along the upper side mold of the 1st mould, a part of thickness portion of flowing forming operation thing；
2-2 steps, along the lower die of the 1st mould, remaining thickness portion of flowing forming operation thing.
3. the forming method of the rotary actuator according to claim 1 or claim 2, it is characterised in that：
1st step be the 1st mould between the rim circumference of the hole and the operation thing, by operation thing
Fixed step.
4. the forming method of the rotary actuator of profile of tooth is formed with the inside of top and the bottom, it is characterised in that：
Including：
1st step, the operation thing of flexible pipe form is fixed on the stone mortar type the 4th that sleeve pipe forming part is formed with flank
On the outside of mould；
Second step, in the outside of the operation thing of the flexible pipe form, pressurizes to cylinder so that the 4th mould rotation
Turn, and flowing forming sleeve pipe；
Third step, by the 2nd mold arrangement to the 1st intermediate shape portion inner side, the 2nd mould is formed with and the 1st
The 1st complementary profile of tooth forming part of partial inner side profile of tooth；
4th step, pressurizes and the 1st middle shape described in flowing forming from the outside in the 1st intermediate shape portion to cylinder
Shape portion, also, along the 1st profile of tooth forming part of the 2nd mould so that profile of tooth is molded, and flowing forming is the 1st
Part；5th step, by the inner side of the 3rd mold arrangement to the 2nd intermediate shape portion, the 3rd mould is formed with and institute
State the 2nd complementary profile of tooth forming part of the inner side profile of tooth of part 2；
6th step, pressurizes and the 2nd middle shape described in flowing forming from the outside in the 2nd intermediate shape portion to cylinder
Shape portion, also, along the 2nd profile of tooth forming part of the 3rd mould so that profile of tooth is molded, and flowing forming is the 2nd
Part.
5. the forming method of the rotary actuator of profile of tooth is formed with the inside of top and the bottom, it is characterised in that：
Including：
1st step, by the inner side in the 1st intermediate shape portion of the operation thing of the 1st mold arrangement to stone mortar form, this
1 mould is formed with the 1st profile of tooth forming part complementary with the inner side profile of tooth of part 1；
Second step, from the outside in the 1st intermediate shape portion, pressurizes to cylinder, the 1st described in flowing forming in the middle of
Shape portion, also, along the 1st profile of tooth forming part of the 1st mould so that profile of tooth is molded, and is shaped to the 1st
Part；
Third step, by the inner side of the 2nd mold arrangement to the 2nd intermediate shape portion of the operation thing of the stone mortar form,
2nd mould is formed with the 2nd profile of tooth forming part complementary with the inner side profile of tooth of part 2；
4th step, from the outside in the 2nd intermediate shape portion, pressurizes to cylinder, the 2nd described in flowing forming in the middle of
Shape portion, also, along the 2nd profile of tooth forming part of the 2nd mould, it is molded profile of tooth, thus, it is shaped to
2 parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510685667.4A CN106607541B (en) | 2015-10-21 | 2015-10-21 | The forming method of rotating transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510685667.4A CN106607541B (en) | 2015-10-21 | 2015-10-21 | The forming method of rotating transmission device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106607541A true CN106607541A (en) | 2017-05-03 |
| CN106607541B CN106607541B (en) | 2018-09-25 |
Family
ID=58611710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510685667.4A Expired - Fee Related CN106607541B (en) | 2015-10-21 | 2015-10-21 | The forming method of rotating transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106607541B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1309749A (en) * | 1998-06-17 | 2001-08-22 | 盖茨公司 | Flexible shaft coupling element and flexible couplings incorporating same |
| JP2007229754A (en) * | 2006-02-28 | 2007-09-13 | Nihon Cr:Kk | Method for manufacturing annular formed article |
| CN201794941U (en) * | 2010-06-13 | 2011-04-13 | 太仓成铭液压机械有限公司 | Hypoid gear coupling |
| JP2011110683A (en) * | 2009-11-30 | 2011-06-09 | Nsk Ltd | Spline machining method and spline shaft |
| CN203214684U (en) * | 2013-04-23 | 2013-09-25 | 中国汽车工程研究院股份有限公司 | Gear coupler for crowned teeth |
| CN203926474U (en) * | 2014-05-07 | 2014-11-05 | 中国重型机械研究院股份公司 | Gear coupling that can rapid disassembling |
-
2015
- 2015-10-21 CN CN201510685667.4A patent/CN106607541B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1309749A (en) * | 1998-06-17 | 2001-08-22 | 盖茨公司 | Flexible shaft coupling element and flexible couplings incorporating same |
| JP2007229754A (en) * | 2006-02-28 | 2007-09-13 | Nihon Cr:Kk | Method for manufacturing annular formed article |
| JP2011110683A (en) * | 2009-11-30 | 2011-06-09 | Nsk Ltd | Spline machining method and spline shaft |
| CN201794941U (en) * | 2010-06-13 | 2011-04-13 | 太仓成铭液压机械有限公司 | Hypoid gear coupling |
| CN203214684U (en) * | 2013-04-23 | 2013-09-25 | 中国汽车工程研究院股份有限公司 | Gear coupler for crowned teeth |
| CN203926474U (en) * | 2014-05-07 | 2014-11-05 | 中国重型机械研究院股份公司 | Gear coupling that can rapid disassembling |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106607541B (en) | 2018-09-25 |
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Granted publication date: 20180925 Termination date: 20211021 |