CN103078452A - Device for carrying out compound punching in stator and rotor progressive dies - Google Patents
Device for carrying out compound punching in stator and rotor progressive dies Download PDFInfo
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- CN103078452A CN103078452A CN201310039977XA CN201310039977A CN103078452A CN 103078452 A CN103078452 A CN 103078452A CN 201310039977X A CN201310039977X A CN 201310039977XA CN 201310039977 A CN201310039977 A CN 201310039977A CN 103078452 A CN103078452 A CN 103078452A
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Abstract
The invention relates to a device for carrying out compound punching in stator and rotor progressive dies. The device comprises an upper die assembly and a lower die assembly, wherein the upper die assembly comprises an upper die base, a waste output pipe locating block is arranged at the middle of the top end of the upper die base, an upper padding plate is arranged at the middle of the bottom end of the upper die base, a punch-die is fixed on the bottom end of the upper padding plate, the lower die assembly comprises a lower die base, a rotor discharging groove is arranged at the middle of the top surface of the lower die assembly, a backswing punch retainer is arranged at the bottom end of the rotor discharging groove, a backswing punch plate is arranged at the bottom end of the backswing punch retainer, a belleville spring cavity is arranged below the backswing punch plate, a belleville spring top plate is arranged at the bottom end of the belleville spring cavity, a belleville spring fixing ring is connected to the middle of the top surface of the belleville spring top plate, and belleville springs are arranged at two sides of the belleville spring fixing ring. The device has the beneficial effects of avoiding concentricity errors caused by run-out errors and step pitch errors, and ensuring that the concentricity between an outer diameter and an inner diameter of a rotor is within 0.05mm.
Description
Technical field
The present invention relates to a kind of device that in the stator and rotor progressive die, carries out compound punching.
Background technology
At present, electric machine iron core manufacturer is to the concentricity requirement increasingly stringent of rotor, to satisfy the rotor dynamic balancing requirement.The concentricity requirement of common air-conditioning, refrigerator compressor motor rotor requires mould very high to the stability of concentricity in 0.05mm.What yet existing motor iron core progressive die generally adopted is high velocity ram machine, and this high velocity ram machine is the stamping-out of realizing rotor inner hole and rotor diameter by two different stations in punching stroke.At this moment, at different two station stamping rotor inner holes and rotor diameter, produce thus the step pitch error that produces in the relative position deviation of two stations and the leapfrog process, directly determine the rotor concentricity change in size.When the new harsh product of mould is finished, although can guarantee concentricity requirement, along with the continuous use of mould, the wearing and tearing meeting of the skew that die point produces and correcting nail is so that steering error also comes also large, directly cause concentricity overproof, and can't satisfy the concentricity requirement of mould within the whole life-span.For above-mentioned situation, common electric machine manufacturer when adopting the rotor punching press behind external diameter made allowance and the cast aluminium method of grinding external diameter reach concentricity requirement, but this method has not only increased manufacturing procedure, has also increased greatly production cost.
Summary of the invention
The purpose of this invention is to provide a kind of device that in the stator and rotor progressive die, carries out compound punching, to overcome present prior art above shortcomings.
The objective of the invention is to be achieved through the following technical solutions:
A kind of device that in the stator and rotor progressive die, carries out compound punching, comprise upper die component and lower membrane module, described lower membrane module is located at the bottom of described upper die component, described upper die component comprises upper bolster, the top middle portion of upper bolster is provided with waste material efferent duct locating piece, the center bottom of upper bolster is provided with upper padding plate, the upper padding plate bottom is fixed with punch-die, described upper bolster below is provided with the discharging panel seat, discharging panel seat bottom is fixed with stripper, and discharging panel seat middle part is provided with the perforation corresponding with punch-die with the stripper middle part; Described lower membrane module comprises die shoe, the end face middle part of die shoe is provided with the rotor blanking die, be provided with kicker in the rotor blanking die, the bottom of rotor blanking die is provided with the recoil punch retainer, the bottom of recoil punch retainer is provided with the recoil convex template, the below of described recoil convex template is provided with the butterfly spring cavity, the top of butterfly spring cavity is provided with the head part fixed block, the bottom of butterfly spring cavity is provided with the butterfly spring top board, the end face middle part of butterfly spring top board is connected with the butterfly spring retainer plate, the both sides of butterfly spring retainer plate are provided with butterfly spring, the end face left end of described butterfly spring retainer plate is provided with packing ring, be connected with drag link sleeve on the packing ring, the other end of drag link sleeve passes the head part fixed head successively, recoil convex template and recoil punch retainer are connected with the bottom of kicker.
Be connected with the waste material efferent duct between described waste material efferent duct locating piece and the upper padding plate, and the position corresponding with the waste material efferent duct is provided with through hole on the upper padding plate.
Position corresponding with through hole on the described punch-die is provided with rotor shaft hatch.
The position corresponding with rotor shaft hatch is provided with rotor shaft hatch recoil punch on the described kicker, and the other end of rotor shaft hatch recoil punch passes the recoil punch retainer and is connected with the top of the convex template that recoils.
The cross section of described butterfly spring retainer plate is T shape.
Leave the gap between the bottom of the bottom of described kicker and rotor blanking die, and the top of kicker is than the high 0.5mm in the top of rotor blanking die.
Beneficial effect of the present invention is: because when punch-die enters the rotor blanking die, rotor shaft hatch recoil punch has also entered in the rotor shaft hatch, so that rotor inner hole and rotor diameter have been realized simultaneously stamping-out in the same station of progressive die, effectively avoided the concentricity error problem that causes because of runout error and step pitch error, guaranteed that the concentricity of rotor diameter and internal diameter is in 0.05mm.
Description of drawings
The below is described in further detail the present invention with reference to the accompanying drawings.
Fig. 1 is the described a kind of structural representation that carries out the device of compound punching in the stator and rotor progressive die of the embodiment of the invention.
Among the figure:
1, upper die component; 2, lower membrane module; 3, upper bolster; 4, waste material efferent duct locating piece; 5, upper padding plate; 6, punch-die; 7, discharging panel seat; 8, stripper; 9, die shoe; 10, rotor blanking die; 11, kicker; 12, recoil punch retainer; 13, recoil convex template; 14, butterfly spring cavity; 15, head part fixed block; 16, butterfly spring top board; 17, butterfly spring retainer plate; 18, butterfly spring; 19, packing ring; 20, drag link sleeve; 21, waste material efferent duct; 22, through hole; 23, rotor shaft hatch; 24, rotor shaft hatch recoil punch.
Embodiment
As shown in Figure 1, the embodiment of the invention is described a kind of fixed, carry out the device of compound punching in the stage progressive die, comprise upper die component 1 and lower membrane module 2, described lower membrane module 2 is located at the bottom of described upper die component 1, described upper die component 1 comprises upper bolster 3, the top middle portion of upper bolster 3 is provided with waste material efferent duct locating piece 4, the center bottom of upper bolster 3 is provided with upper padding plate 5, upper padding plate 5 bottoms are fixed with punch-die 6, described upper bolster below is provided with discharging panel seat 7, discharging panel seat 7 bottoms are fixed with stripper 8, and discharging panel seat 7 middle parts and stripper 8 middle parts are provided with the perforation corresponding with punch-die 6; Described lower membrane module 2 comprises die shoe 9, the end face middle part of die shoe 9 is provided with rotor blanking die 10, be provided with kicker 11 in the rotor blanking die 10, the bottom of rotor blanking die 10 is provided with recoil punch retainer 12, the bottom of recoil punch retainer 12 is provided with recoil convex template 13, the below of described recoil convex template 13 is provided with butterfly spring cavity 14, the top of butterfly spring cavity 14 is provided with head part fixed block 15, the bottom of butterfly spring cavity 14 is provided with butterfly spring top board 16, the end face middle part of butterfly spring top board 16 is connected with butterfly spring retainer plate 17, the both sides of butterfly spring retainer plate 17 are provided with butterfly spring 18, the end face left end of described butterfly spring retainer plate 17 is provided with packing ring 19, be connected with drag link sleeve 20 on the packing ring 19, the other end of drag link sleeve 20 passes head part fixed head 15 successively, recoil convex template 13 and recoil punch retainer 12 are connected with the bottom of kicker 11.Be connected with waste material efferent duct 21 between described waste material efferent duct locating piece 4 and the upper padding plate 5, and the position corresponding with waste material efferent duct 21 is provided with through hole 22 on the upper padding plate 5.Position corresponding with through hole 22 on the described punch-die 6 is provided with rotor shaft hatch 23.The position corresponding with rotor shaft hatch 23 is provided with rotor shaft hatch recoil punch 24 on the described kicker 11, and the other end of rotor shaft hatch recoil punch 24 passes recoil punch retainer 12 and is connected with the top of the convex template 13 that recoils.The cross section of described butterfly spring retainer plate 17 is T shape.Leave the gap between the bottom of the bottom of described kicker 11 and rotor blanking die 10, and the top of kicker 11 is than the high 0.5mm in the top of rotor blanking die 10.
During concrete the use, punch-die 6 enters rotor blanking die 10 with kicker 11 to lower compression along with slide block moves downward, and realizes the rotor diameter punching press.After punch-die 6 was compressed to the dead point downwards with kicker 11, kicker 11 can reset under the effect of butterfly spring 18 and move upward, and rotor is upwards released, and sent next station to and carried out the blanking separation; And when carrying out the rotor diameter punching press in punch-die 6 enters rotor blanking groove 10, rotor shaft hatch recoil punch 24 has also entered in the rotor shaft hatch 23 on the punch-die 6, has realized the stamping-out of rotor inner hole.The waste materials that remain in behind the stamping-out in the rotor shaft hatch 23 can enter into waste material efferent duct 21 by the long-pending thick mode that laminates, by waste material efferent duct 21 just the waste materials in the rotor shaft hatch 23 discharge outside the mould.
The present invention is not limited to above-mentioned preferred forms; anyone can draw other various forms of products under enlightenment of the present invention; no matter but do any variation in its shape or structure; every have identical with a application or akin technical scheme, all drops within protection scope of the present invention.
Claims (6)
1. deciding for one kind, carry out the device of compound punching in the stage progressive die, comprise upper die component (1) and lower membrane module (2), described lower membrane module (2) is located at the bottom of described upper die component (1), it is characterized in that: described upper die component (1) comprises upper bolster (3), upper bolster (3) top middle portion is provided with waste material efferent duct locating piece (4), upper bolster (3) center bottom is provided with upper padding plate (5), upper padding plate (5) bottom is fixed with punch-die (6), described upper bolster below is provided with discharging panel seat (7), discharging panel seat (7) bottom is fixed with stripper (8), and discharging panel seat (7) middle part is provided with the perforation corresponding with punch-die (6) with stripper (8) middle part; Described lower membrane module (2) comprises die shoe (9), die shoe (9) end face middle part is provided with rotor blanking die (10), be provided with kicker (11) in the rotor blanking die (10), rotor blanking die (10) bottom is provided with recoil punch retainer (12), recoil punch retainer (12) bottom is provided with recoil convex template (13), recoil convex template (13) below is provided with butterfly spring cavity (14), butterfly spring cavity (14) top is provided with head part fixed block (15), butterfly spring cavity (14) bottom is provided with butterfly spring top board (16), butterfly spring top board (16) end face middle part is connected with butterfly spring retainer plate (17), butterfly spring retainer plate (17) both sides are provided with butterfly spring (18), butterfly spring retainer plate (17) end face left end is provided with packing ring (19), be connected with drag link sleeve (20) on the packing ring (19), drag link sleeve (20) other end passes head part fixed head (15) successively, recoil convex template (13) and recoil punch retainer (12) are connected with kicker (11) bottom.
2. the device that in the stator and rotor progressive die, carries out compound punching according to claim 1, it is characterized in that: be connected with waste material efferent duct (21) between described waste material efferent duct locating piece (4) and the upper padding plate (5), and the upper position corresponding with waste material efferent duct (21) of upper padding plate (5) is provided with through hole (22).
3. the device that carries out compound punching in the stator and rotor progressive die according to claim 2 is characterized in that: the upper position corresponding with through hole (22) of described punch-die (6) is provided with rotor shaft hatch (23).
4. the device that in the stator and rotor progressive die, carries out compound punching according to claim 3, it is characterized in that: the upper position corresponding with rotor shaft hatch (23) of described kicker (11) is provided with rotor shaft hatch recoil punch (24), and the other end of rotor shaft hatch recoil punch (24) passes the punch retainer (12) that recoils and is connected with convex template (13) top of recoiling.
5. each described device that carries out compound punching in the stator and rotor progressive die according to claim 1-4, it is characterized in that: the cross section of described butterfly spring retainer plate (17) is T shape.
6. each described a kind of device that in the stator and rotor progressive die, carries out compound punching according to claim 1-4, it is characterized in that: leave the gap between the bottom of the bottom of described kicker (11) and rotor blanking die (10), and the top of kicker (11) is than the high 0.5mm in top of rotor blanking die (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310039977.XA CN103078452B (en) | 2012-02-03 | 2013-01-30 | Device for carrying out compound punching in stator and rotor progressive dies |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220035152.1 | 2012-02-03 | ||
| CN201220035152 | 2012-02-03 | ||
| CN201310039977.XA CN103078452B (en) | 2012-02-03 | 2013-01-30 | Device for carrying out compound punching in stator and rotor progressive dies |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103078452A true CN103078452A (en) | 2013-05-01 |
| CN103078452B CN103078452B (en) | 2015-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310039977.XA Active CN103078452B (en) | 2012-02-03 | 2013-01-30 | Device for carrying out compound punching in stator and rotor progressive dies |
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| CN (1) | CN103078452B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108043955A (en) * | 2018-01-26 | 2018-05-18 | 宁波震裕科技股份有限公司 | The iron core sheetmolding progressive die and forming technology of motor stator and rotor |
| CN109158467A (en) * | 2018-08-24 | 2019-01-08 | 首钢智新迁安电磁材料有限公司 | A method of improving the bounce of non-oriented electrical steel punching press stator |
| CN110038962A (en) * | 2019-04-02 | 2019-07-23 | 欣邦五金制品（昆山）有限公司 | A kind of molding die of quick waste discharge |
| CN112713725A (en) * | 2020-12-24 | 2021-04-27 | 上海骄成机电设备有限公司 | Motor flat wire end part forming mechanism |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2005103551A (en) * | 2003-09-26 | 2005-04-21 | Mitsui High Tec Inc | Laminated die device |
| JP2007006572A (en) * | 2005-06-22 | 2007-01-11 | Uchihama Kasei Kk | Molding unit |
| CN101259506A (en) * | 2008-04-29 | 2008-09-10 | 天津理工大学 | Elastic floating circular conical surface pilot pin upgrading mould feeding precision positioning device |
| CN101700547A (en) * | 2009-04-20 | 2010-05-05 | 上海电气集团上海电机厂有限公司 | Slitting punching groove die of stator punching sheet |
| CN101733327A (en) * | 2009-12-10 | 2010-06-16 | 昌辉(上海)科技集团股份有限公司 | Side hole cover progressive die |
-
2013
- 2013-01-30 CN CN201310039977.XA patent/CN103078452B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005103551A (en) * | 2003-09-26 | 2005-04-21 | Mitsui High Tec Inc | Laminated die device |
| JP2007006572A (en) * | 2005-06-22 | 2007-01-11 | Uchihama Kasei Kk | Molding unit |
| CN101259506A (en) * | 2008-04-29 | 2008-09-10 | 天津理工大学 | Elastic floating circular conical surface pilot pin upgrading mould feeding precision positioning device |
| CN101700547A (en) * | 2009-04-20 | 2010-05-05 | 上海电气集团上海电机厂有限公司 | Slitting punching groove die of stator punching sheet |
| CN101733327A (en) * | 2009-12-10 | 2010-06-16 | 昌辉(上海)科技集团股份有限公司 | Side hole cover progressive die |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108043955A (en) * | 2018-01-26 | 2018-05-18 | 宁波震裕科技股份有限公司 | The iron core sheetmolding progressive die and forming technology of motor stator and rotor |
| CN108043955B (en) * | 2018-01-26 | 2023-09-19 | 宁波震裕科技股份有限公司 | Motor stator and motor rotor iron core sheet molding progressive die and molding process |
| CN109158467A (en) * | 2018-08-24 | 2019-01-08 | 首钢智新迁安电磁材料有限公司 | A method of improving the bounce of non-oriented electrical steel punching press stator |
| CN110038962A (en) * | 2019-04-02 | 2019-07-23 | 欣邦五金制品（昆山）有限公司 | A kind of molding die of quick waste discharge |
| CN112713725A (en) * | 2020-12-24 | 2021-04-27 | 上海骄成机电设备有限公司 | Motor flat wire end part forming mechanism |
| CN112713725B (en) * | 2020-12-24 | 2022-08-19 | 上海骄成超声波技术股份有限公司 | Motor flat wire end part forming mechanism |
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| Publication number | Publication date |
|---|---|
| CN103078452B (en) | 2015-03-25 |
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Inventor after: Zhang Ganglin Inventor after: Xiang Wenhua Inventor after: Deng Xiaogen Inventor before: Jiang Zhenlin |
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