CN203554227U - Manufacturing and locating device for motor rotor assembly - Google Patents
Manufacturing and locating device for motor rotor assembly Download PDFInfo
- Publication number
- CN203554227U CN203554227U CN201320592694.3U CN201320592694U CN203554227U CN 203554227 U CN203554227 U CN 203554227U CN 201320592694 U CN201320592694 U CN 201320592694U CN 203554227 U CN203554227 U CN 203554227U
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- Prior art keywords
- tapered sleeve
- tightly
- hole
- bellmouth
- collet
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Abstract
The utility model discloses a manufacturing and locating device for a motor rotor assembly, which comprises a shell, an upper cover plate fixed to the top end of the shell, an enclasping taper sleeve, a spring clamp, and a drive mechanism used for diving the enclasping taper sleeve to move vertically. The enclasping taper sleeve is located in the shell and in clearance fit with the shell. The spring clamp is composed of an upper clamp and a lower clamp, wherein the outer surface of the upper clamp is a conical face with a small upper and a large lower end. The outer surface of the lower clamp is a conical surface with a large upper end and a small lower end. The lower end of the upper clamp is connected with the upper end of the lower clamp. A magnetic steel locating hole is formed in the upper clamp. A spindle locating hole is formed in the lower clamp. A plurality of through grooves are formed in the periphery of the upper clamp and the periphery of the lower clamp. A first taper hole is formed in the enclasping taper sleeve. A second taper hole is formed in the upper cover plate, and the spring clamp is located between the first taper hole and the second taper hole. According to the technical scheme of the utility model, due to the adoption of the manufacturing and locating device for the motor rotor assembly, the coaxiality of a spindle and magnetic steel is ensured to be high. Meanwhile, the locating accuracy of the spindle and the magnetic steel is free from decreasing along with the increase of the application number of the manufacturing and locating device.
Description
Technical field
The utility model relates to a kind of positioner, especially relates to a kind of motor rotor component and makes positioner.
Background technology
Along with permanent magnetic material performance improve constantly and perfect, the development and application of magneto has entered a new stage, at present just towards the future development of high-power (ultrahigh speed), for this reason, the making of the permanent magnetism precision electric motor rotor that can work under high velocity environment matching is with it required also just more and more higher.
Rotor is generally comprised of mandrel and magnet steel, and when making rotor, the axiality between mandrel and magnet steel is higher, and the precision of rotor is just higher.The patent No. is in the Chinese utility model patent of ZL200910097772.0, to disclose a kind of manufacture method of rotor and for the self-aligning positioning mechanism of this manufacture method.Self-aligning positioning mechanism in this patent is comprised of reference column, aligning bar, overcoat, spring and adjuster rod.In overcoat, be provided with through hole longitudinally, the through hole upper outside face of overcoat is " eight " conical surface, overcoat bilateral symmetry is established two elongate slots, aligning bar is arranged in the through hole of overcoat and is matched in clearance between the two, in aligning bar, be provided with through hole longitudinally, aligning bar top surrounding is opened groove, the aligning bar lateral surface at groove place is " eight " conical surface, " eight " cone match with overcoat endoporus top, aligning bar bottom band cross through hole, pressure bar is through the cross through hole of two elongate slots that put outward and aligning bar, when pressure bar and cross through hole matched in clearance and pressure bar are stressed, can in two elongate slots, move up and down, reference column is fixedly mounted in the through hole on aligning bar top, in reference column, be provided with the through hole for positioning core axle, the bottom of overcoat and adjuster rod threaded engagement, spring is between aligning bar and adjuster rod.
When carrying out mandrel and magnet steel installation, magnet steel packs in the through hole on aligning bar top until the lower surface of magnet steel into and fits with the upper surface of reference column, aligning bar is by the elastic reaction of the groove on top, magnet steel is embraced to jail, insert in the through hole of reference column one end of mandrel, and the axiality of mandrel and magnet steel is mainly determined by the axiality of the through hole of reference column through hole and aligning bar.While adopting above-mentioned self-aligning positioning mechanism mounting rotor of electric motor, the axiality of mandrel and magnet steel is mainly guaranteed by the axiality of the through hole of reference column and the through hole of aligning bar, although it is quite high that existing process technology can be processed the axiality of the through hole of the through hole of reference column and aligning bar, but mandrel inserts the through hole of reference column, both are matched in clearance, the size of positioning precision is except outside the Pass the through hole axiality of the through hole with reference column and aligning bar has, both gap lengths also affect the axiality of final products, and along with the increase of access times, the through hole of reference column is rubbed number of times simultaneously also in increase, fit clearance between itself and mandrel also increases thereupon, positioning precision worse and worse, cannot guarantee the axiality of mandrel and magnet steel.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of axiality that can guarantee mandrel and magnet steel, and positioning precision is not subject to the gap affects between part, the motor rotor component making positioner that yet can not reduce along with the increase of access times.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of motor rotor component is made positioner, comprise shell, be fixed on the upper cover plate on described shell top, hold tapered sleeve tightly, collet and for driving the described driving mechanism that tapered sleeve moves up and down of holding tightly, described hold tightly tapered sleeve be positioned at described shell and with described shell matched in clearance, described collet is that the upper grip of big top and small bottom taper seat and outer surface are that the lower chuck of small top and big bottom taper seat forms by outer surface, the lower end of described upper grip is connected with the upper end of described lower chuck, in described upper grip, be provided with magnet steel location hole, in described lower chuck, be provided with mandrel location hole, described upper grip and described lower chuck surrounding are opened a plurality of grooves, described holding tightly is provided with the first bellmouth in tapered sleeve, in described upper cover plate, be provided with the second bellmouth, described collet is between the first described bellmouth and described the second bellmouth, described upper grip and described the second bellmouth matched in clearance, described lower chuck and described the first bellmouth matched in clearance, in described shell, be provided with collet position-limit mechanism.
Described holding tightly is provided with the first through hole in tapered sleeve, the top of the first described through hole is the first described bellmouth, the bottom of the first described through hole is cylindrical hole, on described upper cover plate, be provided with the second through hole, the top of the second described through hole is the second bellmouth, and the bottom of the second described through hole is cylindrical hole.
Described driving mechanism comprise be fixed on described shell bottom lower cover, through after described lower cover with described pull-rod and the spring that tapered sleeve is fixedly connected with of holding tightly, described pull-rod is the step surface diameter that the step surface diameter of step-like and its upper end is greater than its lower end, and the two ends of described spring are connected with the step surface of described lower cover and described pull-rod respectively.
The groove of the bottom surrounding of the groove of the top surrounding of described upper grip and described lower chuck staggers mutually.
Described position-limit mechanism comprises annular retaining ring, the outside of the collet in the top of the shell described in described annular retaining ring is installed on and described in being positioned at, and the internal diameter of described annular retaining ring is less than the external diameter of described upper grip lower end.
Described lower chuck bilateral symmetry is established two square openings, in two square openings, be inserted with certain position pin, the described bottom bilateral symmetry of holding tapered sleeve tightly is provided with two counterbores, when described driving mechanism moves down up to described collet with described to hold tapered sleeve tightly separated, described when holding tapered sleeve tightly and moving down again, the two ends of described alignment pin are stretched into respectively in described two counterbores holding tapered sleeve tightly, and the described tapered sleeve of holding tightly drives described collet to move down by described alignment pin.
Compared with prior art, the utility model has the advantage of magnet steel is arranged in the magnet steel location hole in upper grip, mandrel is packed in the mandrel location hole in lower chuck through after the through hole of magnet steel, driving mechanism driving is held tapered sleeve tightly and is moved up, holding tapered sleeve tightly drives collet to move up, after a mobile segment distance, the outer surface of upper grip is stopped by the sidewall of the second bellmouth in upper end cover, upper grip is subject to the thrust from upper end cover, upper grip shrinks holds magnet steel tightly, continuation driving is held tapered sleeve tightly and is moved up, now collet position remains unchanged, the sidewall that the outer surface of lower chuck is held tightly the first bellmouth in tapered sleeve stops, lower chuck is subject to from the thrust of holding tapered sleeve tightly, lower chuck shrinks holds mandrel tightly, realize thus the coaxial positioning of magnet steel and mandrel, after to magnet steel after locating and mandrel bonding, driving mechanism driving is held tapered sleeve tightly and is moved down, collet is also moved down along with holding tapered sleeve tightly because holding tightly tapered sleeve clamping, after a mobile segment distance, upper grip is separated with the sidewall of the second bellmouth, upper end cover disappears to the thrust of upper grip, the upper grip state that affranchises unclamps magnet steel, when moving to collet position-limit mechanism place, collet is blocked and no longer continues to move down, holding tapered sleeve tightly continues to move down, now, lower chuck is separated with the sidewall of the first bellmouth, the lower chuck state that affranchises unclamps mandrel, now can take out the rotor of having assembled, in the utility model, adopt and hold tapered sleeve tightly, collet, cooperation between the first bellmouth and the second bellmouth has realized the coaxial positioning of magnet steel and mandrel, only to make in positioner the axiality between all parts relevant to motor rotor component for the axiality that magnet steel and mandrel are installed, existing processing technology can guarantee between all parts, to have higher axiality, and each parts in use its axiality can not change, the axiality that can guarantee thus mandrel and magnet steel is higher, and the positioning precision of mandrel and magnet steel can be along with motor rotor component is made the increase of positioner access times and reduces,
When driving mechanism comprise be fixed on shell bottom lower cover, through after lower cover with pull-rod and the spring holding tapered sleeve tightly and be fixedly connected with, pull-rod is the step surface diameter that the step surface diameter of step-like and its upper end is greater than its lower end, when the two ends of spring are connected with the step surface of lower cover and pull-rod respectively, simple in structure, easy to operate, time saving and energy saving;
When the groove of the bottom surrounding of the groove of the top of upper grip surrounding and described lower chuck staggers mutually, can prevent collet fracture, strengthen the intensity of collet;
When lower chuck bilateral symmetry is established two square openings, in two square openings, be inserted with certain position pin, the bottom bilateral symmetry of holding tapered sleeve tightly is provided with two counterbores, when driving mechanism moves down up to collet with to hold tapered sleeve tightly separated, when holding tapered sleeve tightly and moving down again, the two ends of alignment pin are stretched into respectively in two counterbores holding tapered sleeve tightly, holding tapered sleeve tightly drives collet to move down by alignment pin, locating surface when alignment pin is as assembling mandrel on the one hand, on the other hand by collet and mutual mobile the restriction within the specific limits of holding tapered sleeve tightly, the reliability of assurance device integral body.
Accompanying drawing explanation
Fig. 1 is explosive view of the present utility model;
Fig. 2 is the cutaway view of explosive view of the present utility model;
Fig. 3 is cutaway view of the present utility model;
Fig. 4 is the structural representation of collet of the present utility model;
Fig. 5 is the cutaway view of upper cover plate of the present utility model;
Fig. 6 is the schematic diagram of collet of the present utility model in free state;
Fig. 7 is the schematic diagram of upper grip of the present utility model in clamped condition;
Fig. 8 is the schematic diagram of lower chuck of the present utility model in clamped condition.
Embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.
Embodiment mono-: as shown in Figures 1 to 5, a kind of motor rotor component is made positioner, it is characterized in that comprising shell 1, be fixed on the upper cover plate 2 on shell 1 top, hold tapered sleeve 3 tightly, collet 4 and hold the driving mechanism that tapered sleeve 3 moves up and down tightly for driving, hold tightly tapered sleeve 3 be positioned at shell 1 and with shell 1 matched in clearance, collet 4 is that the upper grip 41 of big top and small bottom taper seat and outer surface are that the lower chuck 42 of small top and big bottom taper seat forms by outer surface, the lower end of upper grip 41 is connected with the upper end of lower chuck 42, in upper grip 41, be provided with magnet steel location hole 411, in lower chuck 42, be provided with mandrel location hole 421, upper grip 41 and lower chuck 42 surroundings are opened a plurality of grooves, hold tightly and in tapered sleeve 3, be provided with the first bellmouth 31, in upper cover plate 2, be provided with the second bellmouth 21, collet 4 is between the first bellmouth 31 and the second bellmouth 21, upper grip 41 and the second bellmouth 21 matched in clearance, lower chuck 42 and the first bellmouth 21 matched in clearance, in shell 1, be provided with collet position-limit mechanism.
Embodiment bis-: as shown in Figures 1 to 5, a kind of motor rotor component is made positioner, it is characterized in that comprising shell 1, be fixed on the upper cover plate 2 on shell 1 top, hold tapered sleeve 3 tightly, collet 4 and hold the driving mechanism that tapered sleeve 3 moves up and down tightly for driving, hold tightly tapered sleeve 3 be positioned at shell 1 and with shell 1 matched in clearance, collet 4 is that the upper grip 41 of big top and small bottom taper seat and outer surface are that the lower chuck 42 of small top and big bottom taper seat forms by outer surface, the lower end of upper grip 41 is connected with the upper end of lower chuck 42, in upper grip 41, be provided with magnet steel location hole 411, in lower chuck 42, be provided with mandrel location hole 421, upper grip 41 and lower chuck 42 surroundings are opened a plurality of grooves, hold tightly and in tapered sleeve 3, be provided with the first bellmouth 31, in upper cover plate 2, be provided with the second bellmouth 21, collet 4 is between the first bellmouth 31 and the second bellmouth 21, upper grip 41 and the second bellmouth 21 matched in clearance, lower chuck 42 and the first bellmouth 21 matched in clearance, in shell 1, be provided with collet position-limit mechanism, hold tightly and in tapered sleeve 3, be provided with the first through hole, the top of the first through hole is the first bellmouth 31, the bottom of the first through hole is cylindrical hole 32, on upper cover plate 2, be provided with the second through hole, the top of the second through hole is the second bellmouth 21, the bottom of the second through hole is cylindrical hole 22.
Embodiment tri-: the present embodiment is on the basis of above-mentioned all embodiment, driving mechanism comprise be fixed on shell 1 bottom lower cover 5, through after lower cover 5 with pull-rod 6 and the spring 7 holding tapered sleeve 3 tightly and be fixedly connected with, pull-rod 6 is the step surface diameter that step surface diameter step-like and its upper end is greater than its lower end, the lower end of spring 7 is fixed on lower cover 5, and the upper end of spring 7 withstands on the step surface of pull-rod 6.
Embodiment tetra-: the present embodiment is on the basis of above-mentioned all embodiment, the even interval of a plurality of grooves 412 of the top surrounding of upper grip 41, the even interval of a plurality of grooves 422 of the bottom surrounding of lower chuck 42, the groove 422 of the groove 412 of the top surrounding of upper grip 41 and the bottom surrounding of lower chuck 42 staggers mutually.
Embodiment five: the present embodiment is on the basis of above-mentioned all embodiment, and position-limit mechanism comprises annular retaining ring 8, and in the top of annular retaining ring 8 mounting casings 1 and be positioned at the outside of collet 4, the internal diameter of annular retaining ring 8 is less than the external diameter of upper grip 41 lower ends.
Embodiment six: the present embodiment is on the basis of above-mentioned all embodiment, lower chuck 42 bilateral symmetry are established two square openings 423, in two square openings 423, be inserted with certain position pin 9, the bottom bilateral symmetry of holding tapered sleeve 3 tightly is provided with two counterbores, when driving mechanism moves down up to collet 4 with to hold tapered sleeve 3 tightly separated, when holding tapered sleeve 3 tightly and moving down, the two ends of alignment pin 9 are stretched into respectively in two counterbores holding tapered sleeve 3 tightly, hold tapered sleeve 3 tightly and drive collets 4 to move down by alignment pin 9.
Operation principle of the present utility model is: first magnet steel 10 is arranged in the magnet steel location hole 411 in upper grip 41, mandrel 11 is packed in the mandrel location hole 421 in lower chuck 42 through after the through hole of magnet steel 10, as shown in Figure 6, now collet 4 in free state.Driving mechanism driving is held tapered sleeve 3 tightly and is moved up, holding tapered sleeve 3 tightly drives collet 4 to move up, after a mobile segment distance, the outer surface of upper grip 41 is stopped by the sidewall of the second bellmouth 21 in upper end cover 2, upper grip 41 is subject to the thrust from upper end cover 2, upper grip 41 shrinks holds magnet steel 10 tightly, as shown in Figure 7, continuation driving is held tapered sleeve 3 tightly and is moved up, now collet 4 positions remain unchanged, the sidewall that the outer surface of lower chuck 42 is held tightly the first bellmouth 31 in tapered sleeve 3 stops, lower chuck 42 is subject to from the thrust of holding tapered sleeve 3 tightly, lower chuck 42 shrinks holds mandrel 11 tightly, as shown in Figure 8, realize thus the coaxial positioning of magnet steel 10 and mandrel 11, after magnet steel after locating 10 and mandrel 11 are bondd, driving mechanism driving is held tapered sleeve 3 tightly and is moved down, collet 4 is also moved down along with holding tapered sleeve 3 tightly because holding tightly tapered sleeve 3 clampings, after a mobile segment distance, upper grip 41 is separated with the sidewall of the second bellmouth 21, the thrust of 2 pairs of upper grips 41 of upper end cover disappears, upper grip 41 state that affranchises unclamps magnet steel 10, when moving to collet position-limit mechanism place, collet 4 is blocked and no longer continues to move down, holding tapered sleeve 3 tightly continues to move down, now, lower chuck 42 is separated with the sidewall of the first bellmouth 31, lower chuck 42 state that affranchises unclamps mandrel 11, the free state that now collet 4 recovers as shown in Figure 6, now can take out the rotor of having assembled.
Claims (6)
1. a motor rotor component is made positioner, it is characterized in that comprising shell, be fixed on the upper cover plate on described shell top, hold tapered sleeve tightly, collet and for driving the described driving mechanism that tapered sleeve moves up and down of holding tightly, described hold tightly tapered sleeve be positioned at described shell and with described shell matched in clearance, described collet is that the upper grip of big top and small bottom taper seat and outer surface are that the lower chuck of small top and big bottom taper seat forms by outer surface, the lower end of described upper grip is connected with the upper end of described lower chuck, in described upper grip, be provided with magnet steel location hole, in described lower chuck, be provided with mandrel location hole, described upper grip and described lower chuck surrounding are opened a plurality of grooves, described holding tightly is provided with the first bellmouth in tapered sleeve, in described upper cover plate, be provided with the second bellmouth, described collet is between the first described bellmouth and described the second bellmouth, described upper grip and described the second bellmouth matched in clearance, described lower chuck and described the first bellmouth matched in clearance, in described shell, be provided with collet position-limit mechanism.
2. a kind of motor rotor component according to claim 1 is made positioner, it is characterized in that described holding tightly is provided with the first through hole in tapered sleeve, the top of the first described through hole is the first described bellmouth, the bottom of the first described through hole is cylindrical hole, on described upper cover plate, be provided with the second through hole, the top of the second described through hole is the second bellmouth, and the bottom of the second described through hole is cylindrical hole.
3. a kind of motor rotor component according to claim 1 is made positioner, it is characterized in that described driving mechanism comprise be fixed on described shell bottom lower cover, through after described lower cover with described pull-rod and the spring that tapered sleeve is fixedly connected with of holding tightly, described pull-rod is the step surface diameter that the step surface diameter of step-like and its upper end is greater than its lower end, and the two ends of described spring are connected with the step surface of described lower cover and described pull-rod respectively.
4. a kind of motor rotor component according to claim 1 is made positioner, and the groove of the bottom surrounding of the groove of the top surrounding of the upper grip described in it is characterized in that and described lower chuck staggers mutually.
5. a kind of motor rotor component according to claim 1 is made positioner, it is characterized in that described position-limit mechanism comprises annular retaining ring, the outside of the collet in the top of the shell described in described annular retaining ring is installed on and described in being positioned at, the internal diameter of described annular retaining ring is less than the external diameter of described upper grip lower end.
6. a kind of motor rotor component according to claim 1 is made positioner, lower chuck bilateral symmetry described in it is characterized in that is established two square openings, in two square openings, be inserted with certain position pin, the described bottom bilateral symmetry of holding tapered sleeve tightly is provided with two counterbores, when described driving mechanism moves down up to described collet with described to hold tapered sleeve tightly separated, described when holding tapered sleeve tightly and moving down again, the two ends of described alignment pin are stretched into respectively in described two counterbores holding tapered sleeve tightly, the described tapered sleeve of holding tightly drives described collet to move down by described alignment pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320592694.3U CN203554227U (en) | 2013-09-24 | 2013-09-24 | Manufacturing and locating device for motor rotor assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320592694.3U CN203554227U (en) | 2013-09-24 | 2013-09-24 | Manufacturing and locating device for motor rotor assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203554227U true CN203554227U (en) | 2014-04-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320592694.3U Withdrawn - After Issue CN203554227U (en) | 2013-09-24 | 2013-09-24 | Manufacturing and locating device for motor rotor assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203554227U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103490571A (en) * | 2013-09-24 | 2014-01-01 | 宁波韵升股份有限公司 | Motor rotor assembly manufacturing and locating device |
| CN112059972A (en) * | 2020-07-21 | 2020-12-11 | 浙江马尔风机有限公司 | Reset structure of impeller magnetic shoe mould |
-
2013
- 2013-09-24 CN CN201320592694.3U patent/CN203554227U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103490571A (en) * | 2013-09-24 | 2014-01-01 | 宁波韵升股份有限公司 | Motor rotor assembly manufacturing and locating device |
| CN103490571B (en) * | 2013-09-24 | 2015-07-08 | 宁波韵升股份有限公司 | Motor rotor assembly manufacturing and locating device |
| CN112059972A (en) * | 2020-07-21 | 2020-12-11 | 浙江马尔风机有限公司 | Reset structure of impeller magnetic shoe mould |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140416 Effective date of abandoning: 20150708 |
|
| RGAV | Abandon patent right to avoid regrant |