CN202940707U - Tool for motor rotor into shaft - Google Patents
Tool for motor rotor into shaft Download PDFInfo
- Publication number
- CN202940707U CN202940707U CN 201220582953 CN201220582953U CN202940707U CN 202940707 U CN202940707 U CN 202940707U CN 201220582953 CN201220582953 CN 201220582953 CN 201220582953 U CN201220582953 U CN 201220582953U CN 202940707 U CN202940707 U CN 202940707U
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- cylinder
- frock
- rotor
- smooth
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Abstract
The utility model 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 utility model 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 over-high noise can be generated due to the unbalance in rotation of the rotor can be avoided.
Description
Technical field
The utility model relates to rotor and is pressed into the assembly technology field, and 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 due to certain magnitude of interference being 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 be 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 in the utility model is to provide 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, extended the useful life of rotor.
the technical scheme that its technical problem that solves the utility model adopts is: provide a kind of rotor to enter the axle frock, comprise on frock low bottom-disc and frock and overlapping, described frock low bottom-disc is comprised of several cylinder connections, comprise the cylinder I, the 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 is connected with cylinder II lower surface, described cylinder II diameter dimension is larger than cylinder I diameter dimension, described cylinder II upper surface is connected with cylinder III lower surface, described cylinder III diameter dimension is less than cylinder II diameter dimension, described cylinder III upper surface is connected with cylinder IV lower surface, described cylinder IV diameter dimension is less than cylinder III diameter dimension, described cylinder I, the cylinder II, cylinder III and cylinder IV central axes, center, described cylinder IV upper surface is furnished with the boss I along central axial direction, described boss I is furnished with smooth upper surface I, described smooth upper surface I is processed with the chamfering I, the center of described smooth upper surface I is processed with the center cylindrical hole I along central axial direction, described center cylindrical hole I is connected with mandrel one end, the centre bore of cast-aluminum rotor is passed in described mandrel centre position, the center cylindrical hole II of overlapping on the described mandrel other end and frock is connected, on described frock, cover is made of the cylinder V, described cylinder V is furnished with smooth upper surface II, center, described cylinder V lower surface is furnished with the boss II along central axial direction, described boss II is furnished with smooth lower surface II, described smooth lower surface II is processed with the chamfering II, the center of described smooth lower surface II is furnished with the 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 be connected with mandrel the end end face must contact.
The hole bottom face of described center cylindrical hole II be connected 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 frock is high.
Beneficial effect
The utility model relates to a kind of rotor and enters 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, extended 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 frock of the present invention;
Fig. 6 overlaps upward view on frock of the present invention.
Embodiment
Below in conjunction with specific embodiment, further set forth the utility model.Should be understood that these embodiment only to be used for explanation the utility model and be not used in restriction scope of the present utility model.Should be understood that in addition those skilled in the art can make various changes or modifications the utility model after the content of having read the utility model instruction, these equivalent form of values fall within the application's appended claims limited range equally.
as shown in Fig. 1-6, the utility model relates to a kind of rotor and enters the axle frock, comprise on frock low bottom-disc 1 and frock and overlap 2, 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 surfaces are connected with cylinder II 5 lower surfaces, described cylinder II 5 diameter dimensions are larger than cylinder I 4 diameter dimensions, described cylinder II 5 upper surfaces are connected with cylinder III 6 lower surfaces, described cylinder III 6 diameter dimensions are less than cylinder II 5 diameter dimensions, described cylinder III 6 upper surfaces are connected with cylinder IV 7 lower surfaces, described cylinder IV 7 diameter dimensions are less than cylinder III 6 diameter dimensions, described cylinder I 4, cylinder II 5, cylinder III 6 and cylinder IV 7 central axes, described cylinder IV 7 centers, upper surface are 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 is connected with mandrel 21 1 ends, the centre bore of cast-aluminum rotor 20 is passed in described mandrel 21 centre positions, on described mandrel 21 other ends and frock, the center cylindrical hole II 14 of cover 2 is connected, on described frock, cover 2 is made of cylinder V 13, described cylinder V 13 is furnished with smooth upper surface II 12, described cylinder V 13 centers, lower surface are 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 II 14 along central axial direction, the smooth lower surface I 3 of described cylinder I 4 contacts with the smooth upper surface III 19 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 II 15, the hole bottom face of described center cylindrical hole I 11 be connected with mandrel 21 end end face must contact, the hole bottom face of described center cylindrical hole II 14 be connected 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 smooth lower surface III 23 of the upper surface II 12 of described cylinder V 13 and pressing machine pressure head 22 contacts, on described frock low bottom-disc 1 and frock, hardness ratio cast-aluminum rotor 20 hardness of cover 2 are high.
at first, frock low bottom-disc 1 is placed on the smooth upper surface III 19 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 is connected end, penetrate cast-aluminum rotor 20 from mandrel 21 other ends, cast-aluminum rotor 20 is connected 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 frock is inserted into mandrel 21 other ends by center cylindrical hole II 14, under the effect of self gravitation, the smooth lower surface II of boss II 15 16 keeps in touch with cast-aluminum rotor 20 upper surfaces, push down the smooth upper surface II 12 of cover 2 on frock by pressing machine pressure head 22, under the effect of pressure, the surrounding of cast-aluminum rotor 20 upper and lower end face centre bores can deform, 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 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 is connected 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 is connected 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 is connected 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) is connected with mandrel (21) one ends, the centre bore of cast-aluminum rotor (20) is passed in described mandrel (21) centre position, on described mandrel (21) other end and frock, the center cylindrical hole II (14) of cover (2) is connected, on described frock, cover (2) is made of cylinder V (13), 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), 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) be connected 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) be connected 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, on described frock low bottom-disc (1) and frock, hardness ratio cast-aluminum rotor (20) hardness of cover (2) is high.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220582953 CN202940707U (en) | 2012-11-07 | 2012-11-07 | Tool for motor rotor into shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220582953 CN202940707U (en) | 2012-11-07 | 2012-11-07 | Tool for motor rotor into shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202940707U true CN202940707U (en) | 2013-05-15 |
Family
ID=48324929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220582953 Expired - Fee Related CN202940707U (en) | 2012-11-07 | 2012-11-07 | Tool for motor rotor into shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202940707U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102946170A (en) * | 2012-11-07 | 2013-02-27 | 宁波沃力机电有限公司 | Tool for motor rotor into shaft |
| CN107863858A (en) * | 2017-12-08 | 2018-03-30 | 郑州德盛祥电机制造有限公司 | The assembly method of rotor and mandrel and the rotor shaft tooling for realizing this method |
-
2012
- 2012-11-07 CN CN 201220582953 patent/CN202940707U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102946170A (en) * | 2012-11-07 | 2013-02-27 | 宁波沃力机电有限公司 | Tool for motor rotor into shaft |
| CN107863858A (en) * | 2017-12-08 | 2018-03-30 | 郑州德盛祥电机制造有限公司 | The assembly method of rotor and mandrel and the rotor shaft tooling for realizing this method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 315800 No. 665 Mt. Hengshan West Road, Beilun District, Ningbo, Zhejiang. Patentee after: Ningbo volley Technology Co., Ltd. Address before: 315800 West Road, Mt. Hengshan, Beilun, Ningbo, Zhejiang Province, No. 665 Patentee before: Ningbo Marquis Hi-Tech. Co., Ltd. |
|
| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130515 Termination date: 20181107 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |