CN102946170A - Tool for motor rotor into shaft - Google Patents
Tool for motor rotor into shaft Download PDFInfo
- Publication number
- CN102946170A CN102946170A CN2012104425321A CN201210442532A CN102946170A CN 102946170 A CN102946170 A CN 102946170A CN 2012104425321 A CN2012104425321 A CN 2012104425321A CN 201210442532 A CN201210442532 A CN 201210442532A CN 102946170 A CN102946170 A CN 102946170A
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Abstract
The invention relates to a tool for a motor rotor into a shaft, which comprises a lower tool chassis and an upper tool sleeve, wherein the lower tool chassis comprises a plurality of cylinders, i.e., a cylinder I, a cylinder II, a cylinder III and a cylinder IV, which are connected, the upper end surface of the cylinder I is connected with the lower end surface of the cylinder II, the upper end surface of the cylinder II is connected with the lower end surface of the cylinder III, the upper end surface of the cylinder III is connected with the lower end surface of the cylinder IV, the axes of the cylinder I, the cylinder II, the cylinder III and the cylinder IV are coincided, a boss I is arranged at the center of the upper end surface of the cylinder IV along the direction of the central axis, the upper tool sleeve is formed by a cylinder V, and a boss II is arranged at the center of the lower end surface of the cylinder V along the direction of the central axis. The tool disclosed by the invention is reasonable in design, compact in structure and high in hardness, can avoid the deformation of the rotor, and simultaneously avoids the conditions that due to the deformation of the rotor, the rotor is large in radial jumping and unbalanced in rotation, and the overhigh noise can be generated due to the unbalance in rotation of the rotor can be avoided.
Description
Technical field
The present invention relates to rotor and be pressed into the assembly technology field, particularly a kind of rotor enters the axle frock.
Background technology
Be combined with cast-aluminum rotor firmly in order to guarantee motor mandrel, present assembly technology, apparatus for cast-aluminium rotor of electric machine is pressed into mandrel and generally adopts interference fit to press-fit, but because certain magnitude of interference is arranged, need not know again the pressure of how many sizes when press-fiting, when press-fiting, the too small meeting of the pressure that provides causes cast-aluminum rotor can't be pressed into mandrel, the pressure that provides causes the stressed excessive generation distortion of cast aluminium rotating shaft when excessive, cause the cast-aluminum rotor circular runout to surpass error requirements, the cast-aluminum rotor rotation imbalance, and the defectives such as excessive noise that cause because of the cast-aluminum rotor rotation imbalance, also can because being out of shape havoc cast-aluminum rotor institutional framework, shorten the useful life of cast-aluminum rotor.
Summary of the invention
Technical problem to be solved by this invention provides a kind of rotor and enters the axle frock, reasonable in design, compact conformation, hardness is high, avoided rotor deformation, avoided simultaneously because of the rotor radial that rotor deformation occurs excessive, the rotor rotation imbalance of beating, and the excessive noise that produces because of the rotor rotation imbalance, prolonged the useful life of rotor.
The technical solution adopted for the present invention to solve the technical problems is: provide a kind of rotor to enter the axle frock, comprise on frock low bottom-disc and the frock and overlapping, described frock low bottom-disc is comprised of several cylinder connections, comprise cylinder I, cylinder II, cylinder III and cylinder IV, the lower end cylinder I of described frock low bottom-disc is furnished with smooth lower surface I, described cylinder I upper surface links to each other with cylinder II lower surface, described cylinder II diameter dimension is larger than cylinder I diameter dimension, described cylinder II upper surface links to each other with cylinder III lower surface, described cylinder III diameter dimension is less than cylinder II diameter dimension, described cylinder III upper surface links to each other with cylinder IV lower surface, described cylinder IV diameter dimension is less than cylinder III diameter dimension, described cylinder I, cylinder II, cylinder III and cylinder IV central axes, center, described cylinder IV upper surface is furnished with boss I along central axial direction, described boss I is furnished with smooth upper surface I, described smooth upper surface I is processed with chamfering I, the center of described smooth upper surface I is processed with center cylindrical hole I along central axial direction, described center cylindrical hole I links to each other with mandrel one end, the centre bore of cast-aluminum rotor is passed in described mandrel centre position, the center cylindrical hole II that overlaps on the described mandrel other end and the frock links to each other, cover is made of cylinder V on the described frock, described cylinder V is furnished with smooth upper surface II, center, described cylinder V lower surface is furnished with boss II along central axial direction, described boss II is furnished with smooth lower surface II, described smooth lower surface II is processed with chamfering II, and the center of described smooth lower surface II is furnished with center cylindrical hole II along central axial direction.
The smooth lower surface I of described cylinder I contacts with the smooth upper surface III of workbench.
The smooth upper surface I of described boss I contacts with the cast-aluminum rotor lower end surface.
The smooth lower surface II of described boss II and cast-aluminum rotor upper end end contact.
The hole bottom face of described center cylindrical hole I link to each other with mandrel the end end face must contact.
The hole bottom face of described center cylindrical hole II link to each other with mandrel the end end face maintain certain distance.
Described mandrel consists of matched in clearance with the centre bore of center cylindrical hole I, center cylindrical hole II, cast-aluminum rotor respectively.
The smooth lower surface III of the upper surface II of described cylinder V and pressing machine pressure head contacts.
The hardness ratio cast-aluminum rotor hardness of overlapping on described frock low bottom-disc and the frock is high.
Beneficial effect
The present invention relates to a kind of rotor and enter the axle frock, reasonable in design, compact conformation, avoided rotor deformation, avoided simultaneously because of the rotor radial that rotor deformation occurs excessive, the rotor rotation imbalance of beating, and the excessive noise that produces because of the rotor rotation imbalance, prolonged useful life of rotor.
Description of drawings
Fig. 1 is assembling section of the present invention;
Fig. 2 is frock low bottom-disc profile of the present invention;
Fig. 3 is frock low bottom-disc vertical view of the present invention;
Fig. 4 is frock low bottom-disc upward view of the present invention;
Fig. 5 overlaps profile on the frock of the present invention;
Fig. 6 overlaps upward view on the frock of the present invention.
Embodiment
Below in conjunction with specific embodiment, further set forth the present invention.Should be understood that these embodiment only to be used for explanation the present invention and be not used in and limit the scope of the invention.Should be understood that in addition those skilled in the art can make various changes or modifications the present invention after the content of having read the present invention's instruction, these equivalent form of values fall within the application's appended claims limited range equally.
Shown in Fig. 1-6, the present invention relates to a kind of rotor and enter the axle frock, comprise on frock low bottom-disc 1 and the frock and overlap 2, described frock low bottom-disc 1 is comprised of several cylinder connections, comprise cylinder I 4, cylinder II 5, cylinder III6 and cylinder IV7, the lower end cylinder I 4 of described frock low bottom-disc 1 is furnished with smooth lower surface I 3, described cylinder I 4 upper surfaces link to each other with cylinder II 5 lower surfaces, described cylinder II5 diameter dimension is larger than cylinder I 4 diameter dimensions, described cylinder II 5 upper surfaces link to each other with cylinder III6 lower surface, described cylinder III6 diameter dimension is less than cylinder II 5 diameter dimensions, described cylinder III6 upper surface links to each other with cylinder IV7 lower surface, described cylinder IV7 diameter dimension is less than cylinder III6 diameter dimension, described cylinder I 4, cylinder II5, cylinder III6 and cylinder IV7 central axes, center, described cylinder IV7 upper surface is furnished with boss I 10 along central axial direction, described boss I 10 is furnished with smooth upper surface I 9, the center of described smooth upper surface I 9 is processed with center cylindrical hole I 11 along central axial direction, described center cylindrical hole I 11 links to each other with mandrel 21 1 ends, the centre bore of cast-aluminum rotor 20 is passed in described mandrel 21 centre positions, the center cylindrical hole II 14 of cover 2 links to each other on described mandrel 21 other ends and the frock, cover 2 is made of cylinder V 13 on the described frock, described cylinder V 13 is furnished with smooth upper surface II 12, center, described cylinder V 13 lower surface is furnished with boss II 15 along central axial direction, described boss II 15 is furnished with smooth lower surface II 16, the center of described smooth lower surface II 16 is furnished with center cylindrical hole II14 along central axial direction, the smooth lower surface I 3 of described cylinder I 4 contacts with the smooth upper surface III19 of workbench 18, the smooth upper surface I 9 of described boss I 10 contacts with cast-aluminum rotor 20 lower end surfaces, smooth lower surface II 16 and the cast-aluminum rotor 20 upper end end contacts of described boss II15, the hole bottom face of described center cylindrical hole I 11 link to each other with mandrel 21 end end face must contact, the hole bottom face of described center cylindrical hole II 14 link to each other with mandrel 21 end end face maintain certain distance, described mandrel 21 respectively with center cylindrical hole I 11, center cylindrical hole II 14, the centre bore of cast-aluminum rotor 20 consists of matched in clearance, the upper surface II 12 of described cylinder V 13 and pressing machine pressure head 22 smooth lower surface III23 contact, and hardness ratio cast-aluminum rotor 20 hardness of cover 2 are high on described frock low bottom-disc 1 and the frock.
At first, frock low bottom-disc 1 is placed on the smooth upper surface III19 of workbench 18, mandrel 21 1 ends are inserted in center cylindrical hole I 11 holes of frock low bottom-disc 1, and guarantee that mandrel 21 contacts with center cylindrical hole I 11 hole bottom faces with the end face that center cylindrical hole I 11 links to each other end, penetrate cast-aluminum rotor 20 from mandrel 21 other ends, cast-aluminum rotor 20 is linked to each other with mandrel 21 by centre bore, under the effect of self gravitation, the smooth upper surface I 9 of cast-aluminum rotor 20 lower end surfaces and boss I 10 keeps in touch, cover 2 on the frock is inserted into mandrel 21 other ends by center cylindrical hole II 14, under the effect of self gravitation, boss II 15 smooth lower surface II 16 keep in touch with cast-aluminum rotor 20 upper surfaces, push down the smooth upper surface II 12 of cover 2 on the frock by pressing machine pressure head 22, under the effect of pressure, can deform around the cast-aluminum rotor 20 upper and lower end face centre bores, cast-aluminum rotor 20 and mandrel 21 are interlocked, aluminium rotor 20 and mandrel 21 are firmly fitted together.
Claims (9)
1. a rotor enters the axle frock, comprise cover (2) on frock low bottom-disc (1) and the frock, it is characterized in that, described frock low bottom-disc (1) is comprised of several cylinder connections, comprise cylinder I (4), cylinder II (5), cylinder III (6) and cylinder IV (7), the lower end cylinder I (4) of described frock low bottom-disc (1) is furnished with smooth lower surface I (3), described cylinder I (4) upper surface links to each other with cylinder II (5) lower surface, described cylinder II (5) diameter dimension is larger than cylinder I (4) diameter dimension, described cylinder II (5) upper surface links to each other with cylinder III (6) lower surface, described cylinder III (6) diameter dimension is less than cylinder II (5) diameter dimension, described cylinder III (6) upper surface links to each other with cylinder IV (7) lower surface, described cylinder IV (7) diameter dimension is less than cylinder III (6) diameter dimension, described cylinder I (4), cylinder II (5), cylinder III (6) and cylinder IV (7) central axes, described cylinder IV (7) center, upper surface is furnished with boss I (10) along central axial direction, described boss I (10) is furnished with smooth upper surface I (9), the center of described smooth upper surface I (9) is processed with center cylindrical hole I (11) along central axial direction, described center cylindrical hole I (11) links to each other with mandrel (21) one ends, the centre bore of cast-aluminum rotor (20) is passed in described mandrel (21) centre position, the center cylindrical hole II (14) of cover (2) links to each other on described mandrel (21) other end and the frock, cover (2) is made of cylinder V (13) on the described frock, described cylinder V (13) is furnished with smooth upper surface II (12), described cylinder V (13) center, lower surface is furnished with boss II (15) along central axial direction, described boss II (15) is furnished with smooth lower surface II (16), and the center of described smooth lower surface II (16) is furnished with center cylindrical hole II (14) along central axial direction.
2. a kind of rotor according to claim 1 enters the axle frock, it is characterized in that, the smooth lower surface I (3) of described cylinder I (4) contacts with the smooth upper surface III (19) of workbench (18).
3. a kind of rotor according to claim 1 enters the axle frock, it is characterized in that, the smooth upper surface I (9) of described boss I (10) contacts with cast-aluminum rotor (20) lower end surface.
4. a kind of rotor according to claim 1 enters the axle frock, it is characterized in that, the smooth lower surface II (16) of described boss II (15) and cast-aluminum rotor (20) upper end end contact.
5. a kind of rotor according to claim 1 enters the axle frock, it is characterized in that, the hole bottom face of described center cylindrical hole I (11) link to each other with mandrel (21) end end face must contact.
6. a kind of rotor according to claim 1 enters the axle frock, it is characterized in that, the hole bottom face of described center cylindrical hole II (14) link to each other with mandrel (21) end end face maintain certain distance.
7. a kind of rotor according to claim 1 enters the axle frock, it is characterized in that described mandrel (21) consists of matched in clearance with the centre bore of center cylindrical hole I (11), center cylindrical hole II (14), cast-aluminum rotor (20) respectively.
8. a kind of rotor according to claim 1 enters the axle frock, it is characterized in that, the smooth lower surface III (23) of the smooth upper surface II (12) of described cylinder V (13) and pressing machine pressure head (22) contacts.
9. a kind of rotor according to claim 1 enters the axle frock, it is characterized in that, hardness ratio cast-aluminum rotor (20) hardness of cover (2) is high on described frock low bottom-disc (1) and the frock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104425321A CN102946170A (en) | 2012-11-07 | 2012-11-07 | Tool for motor rotor into shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104425321A CN102946170A (en) | 2012-11-07 | 2012-11-07 | Tool for motor rotor into shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102946170A true CN102946170A (en) | 2013-02-27 |
Family
ID=47729088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012104425321A Pending CN102946170A (en) | 2012-11-07 | 2012-11-07 | Tool for motor rotor into shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102946170A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106712404A (en) * | 2017-01-20 | 2017-05-24 | 无锡金阳电机有限公司 | Motor rotor shaft assembly process |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1205131A (en) * | 1996-10-07 | 1999-01-13 | 巴西船用压缩机有限公司 | Process and device for mounting rotation shaft to rotor of electric motor |
| CN201336614Y (en) * | 2008-12-10 | 2009-10-28 | 株洲博风科技有限公司 | Shaft pressing device for rotor iron core of motor |
| CN201341071Y (en) * | 2009-01-23 | 2009-11-04 | 锦州韩华电装有限公司 | Press mounting clamping fixture for automobile starter armatureaxle pressing in equipment |
| CN201393151Y (en) * | 2009-02-25 | 2010-01-27 | 杭州富阳奥泰电器厂 | Fan main shaft assembly device for motor |
| CN202453146U (en) * | 2011-12-22 | 2012-09-26 | 苏州雅泛迪铝业有限公司 | Location tool |
| CN202488292U (en) * | 2011-12-31 | 2012-10-10 | 青岛海立美达电机有限公司 | Motor in-shaft combined tool |
| CN202940707U (en) * | 2012-11-07 | 2013-05-15 | 宁波沃力机电有限公司 | Tool for motor rotor into shaft |
-
2012
- 2012-11-07 CN CN2012104425321A patent/CN102946170A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1205131A (en) * | 1996-10-07 | 1999-01-13 | 巴西船用压缩机有限公司 | Process and device for mounting rotation shaft to rotor of electric motor |
| CN201336614Y (en) * | 2008-12-10 | 2009-10-28 | 株洲博风科技有限公司 | Shaft pressing device for rotor iron core of motor |
| CN201341071Y (en) * | 2009-01-23 | 2009-11-04 | 锦州韩华电装有限公司 | Press mounting clamping fixture for automobile starter armatureaxle pressing in equipment |
| CN201393151Y (en) * | 2009-02-25 | 2010-01-27 | 杭州富阳奥泰电器厂 | Fan main shaft assembly device for motor |
| CN202453146U (en) * | 2011-12-22 | 2012-09-26 | 苏州雅泛迪铝业有限公司 | Location tool |
| CN202488292U (en) * | 2011-12-31 | 2012-10-10 | 青岛海立美达电机有限公司 | Motor in-shaft combined tool |
| CN202940707U (en) * | 2012-11-07 | 2013-05-15 | 宁波沃力机电有限公司 | Tool for motor rotor into shaft |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106712404A (en) * | 2017-01-20 | 2017-05-24 | 无锡金阳电机有限公司 | Motor rotor shaft assembly process |
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| C06 | 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: 20130227 |