CN107639192A - Frock for wind-electricity shaft bearing blank forging - Google Patents
Frock for wind-electricity shaft bearing blank forging Download PDFInfo
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- CN107639192A CN107639192A CN201710935644.3A CN201710935644A CN107639192A CN 107639192 A CN107639192 A CN 107639192A CN 201710935644 A CN201710935644 A CN 201710935644A CN 107639192 A CN107639192 A CN 107639192A
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- frustoconical section
- section
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- shell portion
- frustoconical
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Abstract
The invention discloses the frock for wind-electricity shaft bearing blank forging, including：Cylindrical core roller and combination king roller, combination king roller above and below topping roll and bottom roll to spelling by forming, and by upper first shell portion, upper second, frustoconical section, upper 3rd shell portion, upper 4th frustoconical section, upper 5th frustoconical section, upper 6th frustoconical section are coaxially disposed into an entirety to topping roll successively from top to bottom；Bottom roll from bottom to up successively by lower first shell portion, lower second frustoconical section, lower 3rd shell portion, the lower 4th fall frustoconical section, the lower 5th fall frustoconical section, the lower 6th fall frustoconical section and be coaxially disposed into an entirety.Above-mentioned tool structure is simple, easy to use；And the blank with wind power bearing seat ring part adjoining dimensions can accurately, be simply and fastly processed using the frock, so as to reduce the difficulty of finishing processing.In addition, the frock is simple to manufacture, the cost of manufacture of frock is reduced.
Description
Technical field
The present invention relates to ring to forge field, and in particular to the frock for wind-electricity shaft bearing blank forging.
Background technology
Wind-electricity shaft bearing is to install the important component of wind power bearing.At present, the production method of wind-electricity shaft bearing is：With base steel
For raw material, ring, blank similar in obtained and wind-electricity shaft bearing, after then thermally treated, finishing processing are rolled over through blanking, forging base
Obtain wind-electricity shaft bearing；, it is necessary to use the frock of special shape to carry out rolling over ring base in base milling ring technological process is forged；But
Present many factories, the Fixture Design used is unreasonable, and blank made from rolling ring differs greatly with the External Shape to be manufactured,
The difficulty of finishing processing is increased, consumption of raw materials is more, reduces production efficiency, adds cost.Further, since Fixture Design
It is unreasonable so that the making of frock is highly difficult, increases the cost of manufacture of frock.
The content of the invention
The technical problems to be solved by the invention are：A kind of easily making will be provided and can accurately, simply and fastly be processed
Go out the frock for wind-electricity shaft bearing blank forging with the blank of wind power bearing seat annular element adjoining dimensions.
In order to solve the above problems, the technical solution adopted in the present invention is：Work for wind-electricity shaft bearing blank forging
Dress, including：Cylindrical core roller and combination king roller, are characterized in：Combine king roller by above and below topping roll and bottom roll to spelling and
Into, topping roll from top to bottom successively by upper first shell portion, upper second fall frustoconical section, upper 3rd shell portion, on
4th frustoconical section, upper 5th frustoconical section, upper 6th frustoconical section are coaxially disposed into an entirety, its
In：The diameter of upper first shell portion be equal to upper second fall frustoconical section major diameter, upper second frustoconical section
Minor diameter, diameter, the minor diameter of upper 4th frustoconical section of upper 3rd shell portion it is equal, upper 4th truncated cone
The major diameter of section is equal to the minor diameter of upper 5th frustoconical section, and the major diameter of upper 5th frustoconical section is equal to the upper 6th
The minor diameter of frustoconical section, upper second falls the bus of frustoconical section and the angle of horizontal plane is 5~9 °, upper 4th section
The head bus of cone section and the angle of horizontal plane are 5~9 °, the bus of upper 5th frustoconical section and the angle of its axis
For 1~2 °, the diameter of upper first shell portion is bigger 45~60mm than the major diameter of upper 6th frustoconical section, upper first cylinder
The diameter of body section is bigger 300~360mm than the diameter of upper 3rd shell portion；Bottom roll is from bottom to up successively by lower first cylinder
Section, lower second frustoconical section, lower 3rd shell portion, the lower 4th fall frustoconical section, the lower 5th fall truncated cone
Frustoconical section is coaxially disposed into an entirety by section, the lower 6th, wherein：The diameter of lower first shell portion is equal to lower second
The major diameter of frustoconical section, the minor diameter of lower second frustoconical section, the diameter of lower 3rd shell portion, the lower 4th fall
The minor diameter of frustoconical section is equal, and the lower 4th major diameter for falling frustoconical section is equal to the lower 5th and falls frustoconical section
Minor diameter, the lower 5th major diameter for falling frustoconical section is equal to the lower 6th minor diameter for falling frustoconical section, lower second
The bus of frustoconical section and the angle of horizontal plane are 1~2 °, the lower 4th fall frustoconical section bus and horizontal plane 5
~9 °, the lower 5th to fall the bus of frustoconical section with the angle of its axis be 1~2 °, and the lower 6th falls the big of frustoconical section
Diameter is equal to the major diameter of upper 6th frustoconical section, and the diameter of lower first shell portion is equal to the straight of upper first shell portion
Footpath, the diameter of lower 3rd shell portion are equal to the diameter of upper 3rd shell portion.
Further, the frock of wind-electricity shaft bearing blank forging is previously described for, wherein：Upper first shell portion and upper
Transition position between second-speculation's frustoconical section is circular arc, and upper second falls between frustoconical section and upper 3rd shell portion
Transition position is circular arc, and the transition position between upper 3rd shell portion and upper 4th frustoconical section is circular arc, upper 4th butt
Transition position between cone section and upper 5th frustoconical section is circular arc；Lower first shell portion and lower second frustum of a cone
Transition position between body section is circular arc, and the transition position between lower second frustoconical section and lower 3rd shell portion is circular arc,
Lower 3rd shell portion and the lower 4th transition position fallen between frustoconical section be circular arc, the lower 4th fall frustoconical section with
Lower 5th transition position fallen between frustoconical section is circular arc.
Further, the frock of wind-electricity shaft bearing blank forging is previously described for, wherein：Upper second fall frustoconical section
Bus and the angle of horizontal plane be 7 °, the bus of upper 4th frustoconical section and the angle of horizontal plane are 7 °, upper 5th section
The head bus of cone section and the angle of its axis are 1 °, and the diameter of upper first shell portion is than upper 6th frustoconical section
The big 50mm of major diameter, the diameter of upper first shell portion are bigger 330mm than the diameter of upper 3rd shell portion.
Further, the frock of wind-electricity shaft bearing blank forging is previously described for, wherein：Lower second frustoconical section
The angle of bus and horizontal plane is 1 °, the lower 4th fall frustoconical section bus and 7 ° of horizontal plane, lower 5th circle of falling butt
The bus of cone segments and the angle of its axis are 1 °.
Further, the frock of wind-electricity shaft bearing blank forging is previously described for, wherein：It is right above and below topping roll and bottom roll
During spelling, upper 6th frustoconical section and the lower 6th fall frustoconical section arrangement symmetrical above and below.
Advantages of the present invention is：Tool structure of the present invention is simple, easy to use；And can be accurate using the frock
Really, the blank with wind power bearing seat ring part adjoining dimensions is simply and fastly processed, so as to reduce the difficulty of finishing processing.Separately
Outside, for described king roller by being formed above and below topping roll and bottom roll to spelling, single manufacture topping roll and bottom roll can be fairly simple,
So as to reduce the manufacture difficulty of king roller, the cost of manufacture of frock is reduced.
Brief description of the drawings
Fig. 1 is that the original state that rolling ring is carried out using the frock of the present invention for wind-electricity shaft bearing blank forging is shown
It is intended to.
Fig. 2 is that the ring shaping that rolling ring is carried out using the frock of the present invention for wind-electricity shaft bearing blank forging is shown
It is intended to.
Embodiment
With reference to specific embodiments and the drawings, the present invention is described in further detail.
As shown in Figure 1 and Figure 2, the frock for wind-electricity shaft bearing blank forging, including：Cylindrical core roller 1 and combination master roll
Roller 2, combination king roller 2 are formed by topping roll 3 and bottom roll about 4 to spelling, and topping roll 3 is from top to bottom successively by upper first cylinder
Body section 31, upper second fall frustoconical section 32, upper 3rd shell portion 33, upper 4th frustoconical section 34, upper 5th section
Head cone section 35, upper 6th frustoconical section 36 are coaxially disposed into an entirety, wherein：Upper first shell portion 31 it is straight
Footpath be equal to upper second fall frustoconical section 32 major diameter, upper second fall frustoconical section 32 minor diameter, it is upper 3rd justify
The diameter of column body segment 33, the minor diameter of upper 4th frustoconical section 34 are equal, the major diameter of upper 4th frustoconical section 34
Equal to the minor diameter of upper 5th frustoconical section 35, the major diameter of upper 5th frustoconical section 35 is justified equal to upper 6th butt
The minor diameter of cone segments 36, upper second falls the bus of frustoconical section 32 and the angle of horizontal plane is 5~9 °, preferably 7 °,
The bus of upper 4th frustoconical section 34 and the angle of horizontal plane are 5~9 °, preferably 7 °, upper 5th frustoconical section 35
The angle of bus and its axis be 1~2 °, preferably 1 °, the diameter of upper first shell portion 31 is than upper 6th truncated cone
Major diameter big 45~60mm, the preferably 50mm of section 36, the diameter of upper first shell portion 31 is than upper 3rd shell portion 33
Diameter big 300~360mm, preferably 330mm；Bottom roll 4 is from bottom to up successively by lower first shell portion 41, lower second butt
Cone section 42, lower 3rd shell portion 43, the lower 4th fall frustoconical section 44, the lower 5th fall frustoconical section 45, under
6th fall frustoconical section 46 be coaxially disposed into an entirety, wherein：The diameter of lower first shell portion 41 is equal to lower second
The major diameter of frustoconical section 42, the minor diameter of lower second frustoconical section 42, lower 3rd shell portion 43 diameter, under
4th fall frustoconical section 44 minor diameter it is equal, the lower 4th major diameter for falling frustoconical section 44 is equal to the lower 5th and falls to cut
The minor diameter of head cone section 45, the lower 5th major diameter for falling frustoconical section 45 are equal to the lower 6th and fall frustoconical section 46
Minor diameter, the bus of lower second frustoconical section 42 and the angle of horizontal plane are 1~2 °, preferably 1 °, and the lower 4th falls to cut
The bus of head cone section 44 and 5~9 ° of horizontal plane, preferably 7 °, the lower 5th bus and its axle for falling frustoconical section 45
The angle of line is 1~2 °, preferably 1 °, and the lower 6th major diameter for falling frustoconical section 46 is equal to upper 6th frustoconical section
36 major diameter, the diameter of lower first shell portion 41 are equal to the diameter of upper first shell portion 31, lower 3rd shell portion 43
Diameter be equal to upper 3rd shell portion 33 diameter.Topping roll 3 and bottom roll about 4 to spelling when, upper 6th truncated cone
Section 36 and the lower 6th fall 46 arrangement symmetrical above and below of frustoconical section.
Upper second falls frustoconical section 32 and lower second frustoconical section 42 can be with blank formation one when rolling over ring
Enclosed die cavity so that blank when rolling over ring can not upper and lower play, ensure that dimensional accuracy.In addition, upper 6th frustoconical section
36 and the lower 6th fall frustoconical section about 46 to a chimb can be formed after spelling, chimb can be right well after peaking on blank
Blank is positioned, and always ensures dimensional accuracy.Upper second fall frustoconical section 32, upper 4th frustoconical section 34, under
There is an angle in frustoconical section 44 with horizontal plane by second frustoconical section 42, the lower 4th, can be when rolling over ring to entering
Material plays guide effect, but angle can not be too small, and angle too small can be unfavorable for the flowing of metal, and it is insufficient to make to fill type, angle
Can not be too big, angle too conference causes expense to be expected.
In the present embodiment, upper first shell portion 31 and upper second fall frustoconical section 32 between transition position for circle
Arc, the upper second transition position fallen between frustoconical section 32 and upper 3rd shell portion 33 is circular arc, upper 3rd shell portion
Transition position between 33 and upper 4th frustoconical section 34 is circular arc, upper 4th frustoconical section 34 and upper 5th butt circle
Transition position between cone segments 35 is circular arc；Transition position between lower first shell portion 41 and lower second frustoconical section 42
For circular arc, the transition position between lower second frustoconical section 42 and lower 3rd shell portion 43 is circular arc, lower 3rd cylinder
Section 43 and the lower 4th transition position fallen between frustoconical section 44 be circular arc, the lower 4th frustoconical section 44 and the lower 5th
The transition position between frustoconical section 45 is circular arc.Transition position is circular arc, is advantageous to the flowing of metal, makes to fill shape and more fills
Divide, improve the dimensional accuracy of blank after rolling ring.
The operation principle of the frock for wind-electricity shaft bearing blank forging described in the present embodiment is：First by upset and punching
Steel billet behind hole carries out conventional rectangular and rolles over ring, blank 8 among as shown in Figure 1 is made, during then cylindrical core roller 1 is stretched into
Between in blank 8, what the outer wall of middle blank 8 was placed on combination king roller 2 upper second falls frustoconical section 32 and lower second section
Between head cone section 42, and fall what frustoconical section 46 formed to spelling against upper 6th frustoconical section 36 and the lower 6th
Chimb, with the rotation of combination king roller 2, middle blank 8 is driven to rotate, and cylindrical core roller 1 is simultaneously at leisure towards group
Close king roller 2 to translate, extrude the side wall of middle blank 8, produce it and be plastically deformed and full of the external type of combination king roller 2
Chamber, wind-electricity shaft bearing blank 9 as shown in Figure 2 is finally made（Dotted line is wind-electricity shaft bearing blank 9 after finishing processing in figure
The outer contour of the wind-electricity shaft bearing of gained）.
Claims (6)
1. for the frock of wind-electricity shaft bearing blank forging, including：Cylindrical core roller and combination king roller, it is characterised in that：Group
King roller is closed by being formed above and below topping roll and bottom roll to spelling, topping roll is from top to bottom successively by upper first shell portion, upper the
Second-speculation's frustoconical section, upper 3rd shell portion, upper 4th frustoconical section, upper 5th frustoconical section, the upper 6th
Frustoconical section is coaxially disposed into an entirety, wherein：The diameter of upper first shell portion be equal to upper second fall frustum of a cone
The major diameter of body section, upper second fall the minor diameter of frustoconical section, the diameter of upper 3rd shell portion, upper 4th frustum of a cone
The minor diameter of body section is equal, and the major diameter of upper 4th frustoconical section is equal to the minor diameter of upper 5th frustoconical section, on
The major diameter of 5th frustoconical section is equal to the minor diameter of upper 6th frustoconical section, the upper second frustoconical section
The angle of bus and horizontal plane is 5~9 °, and the bus of upper 4th frustoconical section and the angle of horizontal plane are 5~9 °, upper
The bus of five frustoconical sections and the angle of its axis are 1~2 °, and the diameter of upper first shell portion is justified than upper 6th butt
Big 45~the 60mm of major diameter of cone segments, the diameter of upper first shell portion is bigger by 300 than the diameter of upper 3rd shell portion~
360mm；Bottom roll from bottom to up successively by lower first shell portion, lower second frustoconical section, lower 3rd shell portion, under
4th fall frustoconical section, the lower 5th fall frustoconical section, the lower 6th fall frustoconical section be coaxially disposed into one it is whole
Body, wherein：The diameter of lower first shell portion is equal to the major diameter of lower second frustoconical section, lower second frustoconical section
Minor diameter, lower 3rd shell portion diameter, the lower 4th fall frustoconical section minor diameter it is equal, lower 4th circle of falling butt
The major diameter of cone segments is equal to the lower 5th minor diameter for falling frustoconical section, the lower 5th major diameter etc. for falling frustoconical section
Falling the minor diameter of frustoconical section in the lower 6th, the bus of lower second frustoconical section and the angle of horizontal plane are 1~2 °,
Lower 4th fall frustoconical section bus and 5~9 ° of horizontal plane, the lower 5th bus and its axis for falling frustoconical section
Angle be 1~2 °, the lower 6th major diameter for falling frustoconical section is equal to the major diameter of upper 6th frustoconical section, lower the
The diameter of one shell portion is equal to the diameter of upper first shell portion, and the diameter of lower 3rd shell portion is equal to upper 3rd cylinder
The diameter of section.
2. the frock according to claim 1 for wind-electricity shaft bearing blank forging, it is characterised in that：Upper first cylinder
Section and the upper second transition position fallen between frustoconical section be circular arc, the upper second frustoconical section and upper 3rd cylinder
Transition position between section is circular arc, and the transition position between upper 3rd shell portion and upper 4th frustoconical section is circular arc, on
Transition position between 4th frustoconical section and upper 5th frustoconical section is circular arc；Lower first shell portion and lower second
Transition position between frustoconical section is circular arc, the transition position between lower second frustoconical section and lower 3rd shell portion
For circular arc, lower 3rd shell portion and the lower 4th transition position fallen between frustoconical section be circular arc, lower 4th circle of falling butt
Cone segments and the lower 5th transition position fallen between frustoconical section are circular arc.
3. the frock according to claim 1 or 2 for wind-electricity shaft bearing blank forging, it is characterised in that：Upper second falls
The bus of frustoconical section and the angle of horizontal plane are 7 °, and the bus of upper 4th frustoconical section and the angle of horizontal plane are
7 °, the bus of upper 5th frustoconical section and the angle of its axis are 1 °, and the diameter of upper first shell portion is than upper 6th section
The big 50mm of major diameter of head cone section, the diameter of upper first shell portion are bigger 330mm than the diameter of upper 3rd shell portion.
4. the frock according to claim 1 or 2 for wind-electricity shaft bearing blank forging, it is characterised in that：Lower second section
The head bus of cone section and the angle of horizontal plane are 1 °, the lower 4th fall frustoconical section bus and 7 ° of horizontal plane, under
5th angle of bus and its axis for falling frustoconical section is 1 °.
5. the frock according to claim 3 for wind-electricity shaft bearing blank forging, it is characterised in that：Lower second butt circle
The bus of cone segments and the angle of horizontal plane are 1 °, the lower 4th fall frustoconical section bus and 7 ° of horizontal plane, the lower 5th
The bus of frustoconical section and the angle of its axis are 1 °.
6. the frock according to claim 1 or 2 for wind-electricity shaft bearing blank forging, it is characterised in that：Topping roll and
Bottom roll up and down to spell when, upper 6th frustoconical section and the lower 6th frustoconical section arrangement symmetrical above and below.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710935644.3A CN107639192B (en) | 2017-10-10 | 2017-10-10 | Tool for forging wind power bearing seat blank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710935644.3A CN107639192B (en) | 2017-10-10 | 2017-10-10 | Tool for forging wind power bearing seat blank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107639192A true CN107639192A (en) | 2018-01-30 |
| CN107639192B CN107639192B (en) | 2023-09-29 |
Family
ID=61122817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710935644.3A Active CN107639192B (en) | 2017-10-10 | 2017-10-10 | Tool for forging wind power bearing seat blank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107639192B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1384329A (en) * | 1972-07-13 | 1975-02-19 | V Ni I Pk I Metall Mash | Roll for helical rolling |
| SU1731398A1 (en) * | 1989-10-31 | 1992-05-07 | Институт черной металлургии | Tool complete set for manufacture of hollow blanks of axisymmetric articles |
| CN1203132A (en) * | 1997-06-24 | 1998-12-30 | 三星电机株式会社 | Making device and method for sintering oil-containing bearing |
| CN202097338U (en) * | 2011-04-26 | 2012-01-04 | 张家港海陆环形锻件有限公司 | Tooling for engineering machinery ring unit with inner bosses |
| CN203817262U (en) * | 2014-05-15 | 2014-09-10 | 张家港海陆环形锻件有限公司 | Two-in-one rolling tool for special-shaped ring forgings of large wind tower flanges |
| CN203992198U (en) * | 2014-06-30 | 2014-12-10 | 张家港海陆环形锻件有限公司 | For the frock of hub for vehicle wheel blank forging |
| CN203992214U (en) * | 2014-06-30 | 2014-12-10 | 张家港海陆环形锻件有限公司 | Frock for wheel spoke blank forging |
| CN203992991U (en) * | 2014-06-30 | 2014-12-10 | 张家港海陆环形锻件有限公司 | Frock for trapezoidal grooved ring shape part blank forging in engineering machinery |
-
2017
- 2017-10-10 CN CN201710935644.3A patent/CN107639192B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1384329A (en) * | 1972-07-13 | 1975-02-19 | V Ni I Pk I Metall Mash | Roll for helical rolling |
| SU1731398A1 (en) * | 1989-10-31 | 1992-05-07 | Институт черной металлургии | Tool complete set for manufacture of hollow blanks of axisymmetric articles |
| CN1203132A (en) * | 1997-06-24 | 1998-12-30 | 三星电机株式会社 | Making device and method for sintering oil-containing bearing |
| CN202097338U (en) * | 2011-04-26 | 2012-01-04 | 张家港海陆环形锻件有限公司 | Tooling for engineering machinery ring unit with inner bosses |
| CN203817262U (en) * | 2014-05-15 | 2014-09-10 | 张家港海陆环形锻件有限公司 | Two-in-one rolling tool for special-shaped ring forgings of large wind tower flanges |
| CN203992198U (en) * | 2014-06-30 | 2014-12-10 | 张家港海陆环形锻件有限公司 | For the frock of hub for vehicle wheel blank forging |
| CN203992214U (en) * | 2014-06-30 | 2014-12-10 | 张家港海陆环形锻件有限公司 | Frock for wheel spoke blank forging |
| CN203992991U (en) * | 2014-06-30 | 2014-12-10 | 张家港海陆环形锻件有限公司 | Frock for trapezoidal grooved ring shape part blank forging in engineering machinery |
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| Publication number | Publication date |
|---|---|
| CN107639192B (en) | 2023-09-29 |
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Address after: Jin Feng Zhen He Xing Hua Shan Lu, Zhangjiagang City, Suzhou City, Jiangsu Province Applicant after: Zhangjiagang Zhonghuan Sea and Land High-end Equipment Co.,Ltd. Address before: 215600 Zhangjiagang Zhonghuan Hailu Special Forging Co., Ltd. Hexing Huashan Road, Jinfeng Town, Zhangjiagang City, Jiangsu Province Applicant before: ZHANGJIAGANG HAILU ANNULAR FORGING Co.,Ltd. |
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