CN104057286A - Mounting device for upper bearing of motor rotor - Google Patents
Mounting device for upper bearing of motor rotor Download PDFInfo
- Publication number
- CN104057286A CN104057286A CN201410234669.7A CN201410234669A CN104057286A CN 104057286 A CN104057286 A CN 104057286A CN 201410234669 A CN201410234669 A CN 201410234669A CN 104057286 A CN104057286 A CN 104057286A
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- CN
- China
- Prior art keywords
- bearing
- rotating shaft
- adjustment bar
- axial adjustment
- abutment sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
- B23P19/027—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/14—Casings; Enclosures; Supports
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention discloses a mounting device for the upper bearing of a motor rotor. The mounting device comprises a working frame and the rotor with a rotating shaft, wherein the working frame is composed of a radial adjusting rod and axial adjusting rods perpendicular to the radial adjusting rod; a positioning sleeve is arranged on the radial adjusting rod in the axial direction; the rotating shaft on the rotor can move in the positioning sleeve; the internal diameter of the positioning sleeve is not smaller than that of the bearing inner ring of the bearing and not greater than the external diameter of the bearing inner ring of the bearing; a mounting support capable of moving along the axial adjusting rods is arranged on the axial adjusting rods; a rotating shaft pressing mechanism is arranged on the mounting support; a limiting mechanism for limiting the mounting support is also arranged on the axial adjusting rods. After the bearing is placed at one end of the upper rotating shaft of the rotor, the end of the upper rotating shaft, where the bearing is placed, is aligned with the positioning sleeve, the bearing inner ring of the bearing is propped against the positioning sleeve, the other end of the rotating shaft, where no bearing is placed, is propped against the rotating shaft pressing mechanism, and the rotating shaft pressing mechanism and the positioning sleeve are opposite to each other to mount the bearing onto the rotating shaft in a sleeving way. The mounting device has the advantage of high working efficiency.
Description
Technical field
The present invention relates to erecting tools field, be specifically related to a kind of erecting device of motor rotor upper bearing (metal).
Background technology
Motor is mainly comprised of rotor and stator that rotating shaft is housed, needs to install bearing in the rotating shaft of rotor; The installation method of rotating shaft upper bearing (metal) is at present: by the outer end of bearing holder (housing, cover) rotating shaft on rotor, then with instruments such as adz-eye hammer, copper rods, beat symmetrically the bearing inner race of the bearing contacting with rotating shaft, until bearing is sleeved in the rotating shaft of rotor completely.The shortcoming of this installation method is: labor strength is large, and installation effectiveness is low, and can not guarantee effect while manually beaing in the same size in the dynamics at each position of bearing inner race, and then it is bad easily to make bearing inner race be struck due to discontinuity.
Summary of the invention
The object of this invention is to provide a kind of simple in structurely, easy to operate, can rapidly bearing be installed on to the erecting device of a kind of motor rotor upper bearing (metal) in rotating shaft.
For achieving the above object, the present invention has adopted following technical scheme: the erecting device of described a kind of motor rotor upper bearing (metal), comprise: falsework with the rotor of rotating shaft is housed, falsework is comprised of to adjusting rod and axial adjustment bar mutual vertical diameter, on radiai adjustment bar, be axially provided with abutment sleeve, epitrochanterian rotating shaft can be moved in abutment sleeve, the internal diameter of abutment sleeve be not less than the bearing inner race of bearing internal diameter, be not more than the external diameter of the bearing inner race of bearing; On axial adjustment bar, be provided with the mounting bracket that adjusting rod moves vertically, on mounting bracket, be provided with rotating shaft hold-down mechanism, on axial adjustment bar, be also provided with the position-limit mechanism in order to limit mounting support; On rotor, place after bearing one end of rotating shaft, make the one end that is placed with bearing in rotating shaft aim at abutment sleeve and the bearing inner race of bearing is against on abutment sleeve, the one end that is not placed with bearing in rotating shaft is against on rotating shaft hold-down mechanism, and rotating shaft hold-down mechanism is relative shape with abutment sleeve bearing holder (housing, cover) is contained in rotating shaft.
Further, the erecting device of aforesaid a kind of motor rotor upper bearing (metal), wherein: falsework is comprised of a radiai adjustment bar and two axial adjustment bars, abutment sleeve is arranged on two radiai adjustment bars between axial adjustment bar, on radiai adjustment bar, offer some locating holes, two axial adjustment bars are by fixing from different locating holes, thus the spacing between two axial adjustment bars of adjustment.
Further, the erecting device of aforesaid a kind of motor rotor upper bearing (metal), wherein: described rotating shaft hold-down mechanism is hydraulic jack.
Further, the erecting device of aforesaid a kind of motor rotor upper bearing (metal), wherein: the structure of described position-limit mechanism is: be movably installed in the fixed pin shaft on the axial adjustment bar in mounting bracket outside.
Further, the erecting device of aforesaid a kind of motor rotor upper bearing (metal), wherein: abutment sleeve is comprised of the fixed muffle and the T shape quill of movable set on fixed muffle that are fixedly mounted on radiai adjustment bar; The small-bore cylindrical shell of T shape quill inserts after fixed muffle, the cascaded surface of T shape quill is just in time against on fixed muffle, epitrochanterian rotating shaft can be moved in the large aperture cylindrical shell of T shape quill, and the internal diameter of the large aperture cylindrical shell of described T shape quill is not less than the internal diameter of the bearing inner race of bearing, is not more than the external diameter of the bearing inner race of bearing.
Further, the erecting device of aforesaid a kind of motor rotor upper bearing (metal), wherein: every axial adjustment bar is comprised of two sections of adjusting rods, on every section of adjusting rod, offer respectively some locating holes, after the locating hole of two sections of adjusting rods is superimposed, removable pin through two superimposed locating holes, makes two sections of adjusting rods be fixed into an axial adjustment bar simultaneously.
By the enforcement of technique scheme, the present invention has simple in structure, easy to operate, can rapidly bearing be installed on to the advantage in rotating shaft.
Accompanying drawing explanation
Fig. 1 is the structural representation of the erecting device of a kind of motor rotor upper bearing (metal) of the present invention.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
As shown in Figure 1, the erecting device of described a kind of motor rotor upper bearing (metal), comprise: falsework with the rotor 2 of rotating shaft 1 is housed, falsework is comprised of with axial adjustment bar 4 orthogonal radiai adjustment bar 3, on radiai adjustment bar 3, be axially provided with abutment sleeve, rotating shaft 1 on rotor 2 can be moved in abutment sleeve, the internal diameter of abutment sleeve be not less than the bearing inner race 6 of bearing internal diameter, be not more than the external diameter of the bearing inner race 6 of bearing, on axial adjustment bar 4, be provided with the mounting bracket 7 that adjusting rod 4 moves vertically, on mounting bracket 7, be provided with rotating shaft hold-down mechanism 8, on axial adjustment bar 4, be also provided with the position-limit mechanism in order to limit mounting support 7, on rotor 2, place after bearing one end of rotating shaft 1, the one end that is placed with bearing in rotating shaft 1 is aimed to abutment sleeve and the bearing inner race 6 of bearing is against on abutment sleeve, and the one end that is not placed with bearing in rotating shaft 1 is against on rotating shaft hold-down mechanism 8, rotating shaft hold-down mechanism 8 is relative shape with abutment sleeve bearing holder (housing, cover) is contained in rotating shaft 1, in the present embodiment, falsework is comprised of a radiai adjustment bar 3 and two axial adjustment bars 4, abutment sleeve is arranged on two radiai adjustment bars 3 between axial adjustment bar 4, on radiai adjustment bar 3, offer some the first locating holes 9, two axial adjustment bars 4 are by fixing from the first different locating holes 9, thereby adjust the spacing between two axial adjustment bars 4, so not only can make rotating shaft hold-down mechanism 8 and abutment sleeve 5 more stably bearing holder (housing, cover) is contained in rotating shaft 1, and can adapt to by adjusting two spacing between axial adjustment bar 4 size of different rotor 2, improved the equipment scope of application, in the present embodiment, described rotating shaft hold-down mechanism 8 is hydraulic jack, and this rotating shaft hold-down mechanism is simple in structure, easy for installation, in the present embodiment, the structure of described position-limit mechanism is: be included in some the second locating holes 91 and fixed pin shafts 10 on axial adjustment bar 4, offered, fixed pin shaft 10 is inserted in that second locating hole 91 in mounting bracket 7 outsides is interior to carry out spacing to mounting bracket 7, this position-limit mechanism is simple in structure, easy to operate, in the present embodiment, abutment sleeve is comprised of the fixed muffle 51 and the T shape quill 52 of movable set on fixed muffle 51 that are fixedly mounted on radiai adjustment bar 3, the small-bore cylindrical shell of T shape quill 52 inserts after fixed muffle 51, the cascaded surface of T shape quill 52 is just in time against on fixed muffle 51, rotating shaft 1 on rotor 2 can be moved in the large aperture cylindrical shell of T shape quill 52, the internal diameter of the large aperture cylindrical shell of T shape quill 52 is not less than the internal diameter of the bearing inner race 6 of bearing, be not more than the external diameter of the bearing inner race 6 of bearing, during like this for the bearing of different bearing inner race 6 internal diameters, only need to change T shape quill 52, needn't change whole abutment sleeve, not only easy to operate, improved operating efficiency, and greatly reduce enterprise's production cost, in the present embodiment, every axial adjustment bar 4 is comprised of two sections of adjusting rods, on every section of adjusting rod, offer respectively some the second locating holes 91, after the second locating hole 91 of two sections of adjusting rods is superimposed, removable pin 11 is simultaneously through two the second superimposed locating holes 91, two sections of adjusting rods are fixed, can adjust more easily the distance between abutment sleeve and rotating shaft hold-down mechanism 8 like this.
Operation principle of the present invention is as follows: first according to the size of rotor 2, adjust the spacing between two axial adjustment bars 4, then again according to the size of bearing middle (center) bearing inner ring 6 to be processed, select the T shape quill 52 identical with bearing inner race 6 internal diameters, and T shape quill 52 is enclosed within on fixed muffle 51; And then move mounting bracket 7 according to the axial length of rotating shaft 1, after the spacing of adjusting between hydraulic jack and T shape quill 52, bearing pin 10 is then locked on second locating hole 91 in mounting bracket 7 outsides; Then the outer end in rotating shaft 1 one sides by bearing holder (housing, cover), rotor with rotating shaft 12 and bearing are placed between rotating shaft hold-down mechanism 8 and T shape quill 52 together, make the one end that is placed with bearing in rotating shaft 1 aim at T shape quill 52 and the bearing inner race 6 of bearing is against on T shape quill 52, the one end that is not placed with bearing in rotating shaft 1 is against in hydraulic jack; Then start hydraulic jack, hydraulic jack acts on active force on T shape quill 52 by rotating shaft 1 and bearing inner race 6 successively, now hydraulic jack withstands on and under reaction force acts, mounting bracket 7 is moved to be backward against on fixed pin shaft 10, and the reaction force that T shape quill 52 produces simultaneously can act on the bearing inner race 6 of bearing; Continuation compression along with hydraulic jack, hydraulic jack heads into rotating shaft 1 in the large-diameter cylinder body of T shape quill 52, make bearing be enclosed within rotating shaft 1 under the reaction effect of T shape quill 52 simultaneously, until bearing is sleeved on the action that stops hydraulic jack after rotating shaft 1 completely, by aforesaid operations, completed the installation of motor rotor upper bearing (metal).
Claims (6)
1. the erecting device of a motor rotor upper bearing (metal), comprise: falsework with the rotor of rotating shaft is housed, it is characterized in that: falsework is comprised of to adjusting rod and axial adjustment bar mutual vertical diameter, on radiai adjustment bar, be axially provided with abutment sleeve, epitrochanterian rotating shaft can be moved in abutment sleeve, the internal diameter of abutment sleeve be not less than the bearing inner race of bearing internal diameter, be not more than the external diameter of the bearing inner race of bearing; On axial adjustment bar, be provided with the mounting bracket that adjusting rod moves vertically, on mounting bracket, be provided with rotating shaft hold-down mechanism, on axial adjustment bar, be also provided with the position-limit mechanism in order to limit mounting support; On rotor, place after bearing one end of rotating shaft, make the one end that is placed with bearing in rotating shaft aim at abutment sleeve and the bearing inner race of bearing is against on abutment sleeve, and the one end that is not placed with bearing in rotating shaft is against on rotating shaft hold-down mechanism, rotating shaft hold-down mechanism is relative shape with abutment sleeve bearing holder (housing, cover) is contained in rotating shaft.
2. the erecting device of a kind of motor rotor upper bearing (metal) according to claim 1, it is characterized in that: falsework is comprised of a radiai adjustment bar and two axial adjustment bars, abutment sleeve is arranged on two radiai adjustment bars between axial adjustment bar, on radiai adjustment bar, offer some locating holes, two axial adjustment bars are by fixing from different locating holes, thus the spacing between two axial adjustment bars of adjustment.
3. the erecting device of a kind of motor rotor upper bearing (metal) according to claim 1, is characterized in that: described rotating shaft hold-down mechanism is hydraulic jack.
4. the erecting device of a kind of motor rotor upper bearing (metal) according to claim 1, is characterized in that: the structure of described position-limit mechanism is: be movably installed in the fixed pin shaft on the axial adjustment bar in mounting bracket outside.
5. the erecting device of a kind of motor rotor upper bearing (metal) according to claim 1 and 2, is characterized in that: abutment sleeve is comprised of the fixed muffle and the T shape quill of movable set on fixed muffle that are fixedly mounted on radiai adjustment bar; The small-bore cylindrical shell of T shape quill inserts after fixed muffle, the cascaded surface of T shape quill is just in time against on fixed muffle, epitrochanterian rotating shaft can be moved in the large aperture cylindrical shell of T shape quill, and the internal diameter of the large aperture cylindrical shell of described T shape quill is not less than the internal diameter of the bearing inner race of bearing, is not more than the external diameter of the bearing inner race of bearing.
6. the erecting device of a kind of motor rotor upper bearing (metal) according to claim 1 and 2, it is characterized in that: every axial adjustment bar is comprised of two sections of adjusting rods, on every section of adjusting rod, offer respectively some locating holes, after the locating hole of two sections of adjusting rods is superimposed, removable pin through two superimposed locating holes, makes two sections of adjusting rods be fixed into an axial adjustment bar simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410234669.7A CN104057286B (en) | 2014-05-30 | 2014-05-30 | A kind of erecting device of motor rotor upper bearing (metal) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410234669.7A CN104057286B (en) | 2014-05-30 | 2014-05-30 | A kind of erecting device of motor rotor upper bearing (metal) |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104057286A true CN104057286A (en) | 2014-09-24 |
| CN104057286B CN104057286B (en) | 2016-10-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410234669.7A Active CN104057286B (en) | 2014-05-30 | 2014-05-30 | A kind of erecting device of motor rotor upper bearing (metal) |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104057286B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104117835A (en) * | 2014-07-29 | 2014-10-29 | 江苏永钢集团有限公司 | Fan blade demounting device matched with threaded demounting holes in fan blade inner sleeve |
| CN106624705A (en) * | 2016-12-16 | 2017-05-10 | 安徽皖南新维电机有限公司 | Motor bearing assembling device |
| CN106736432A (en) * | 2016-12-26 | 2017-05-31 | 北京金风科创风电设备有限公司 | Auxiliary bearing installation device and bearing installation method |
| CN108908067A (en) * | 2018-07-21 | 2018-11-30 | 芜湖优诺信息科技有限公司 | It is a kind of can automatic impaction rotor manufacturing machine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004054213A1 (en) * | 2004-11-10 | 2006-06-01 | Ab Skf | Bearing arrangement assembling and disassembling device, has axial deforming unit and pressure fluid providing device, where pressure fluid is provided between one of ring shaped component and shaft |
| CN201313246Y (en) * | 2008-11-21 | 2009-09-23 | 中冶宝钢技术服务有限公司 | Special device for pulling and disassembling bearings with locking sleeve |
| CN202877829U (en) * | 2012-09-28 | 2013-04-17 | 长乐力恒锦纶科技有限公司 | Bearing dismounting tool |
| CN103212976A (en) * | 2013-04-24 | 2013-07-24 | 大连德欣新技术工程有限公司 | Simultaneous press-fitting device for new motor rotor front and rear bearings |
| CN203449262U (en) * | 2013-07-10 | 2014-02-26 | 张家港市永诚新型建筑构件有限公司 | Disassembly tool for motor bearing |
| CN203900844U (en) * | 2014-05-30 | 2014-10-29 | 江苏永钢集团有限公司 | Device for installing bearing on motor rotor |
-
2014
- 2014-05-30 CN CN201410234669.7A patent/CN104057286B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004054213A1 (en) * | 2004-11-10 | 2006-06-01 | Ab Skf | Bearing arrangement assembling and disassembling device, has axial deforming unit and pressure fluid providing device, where pressure fluid is provided between one of ring shaped component and shaft |
| CN201313246Y (en) * | 2008-11-21 | 2009-09-23 | 中冶宝钢技术服务有限公司 | Special device for pulling and disassembling bearings with locking sleeve |
| CN202877829U (en) * | 2012-09-28 | 2013-04-17 | 长乐力恒锦纶科技有限公司 | Bearing dismounting tool |
| CN103212976A (en) * | 2013-04-24 | 2013-07-24 | 大连德欣新技术工程有限公司 | Simultaneous press-fitting device for new motor rotor front and rear bearings |
| CN203449262U (en) * | 2013-07-10 | 2014-02-26 | 张家港市永诚新型建筑构件有限公司 | Disassembly tool for motor bearing |
| CN203900844U (en) * | 2014-05-30 | 2014-10-29 | 江苏永钢集团有限公司 | Device for installing bearing on motor rotor |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104117835A (en) * | 2014-07-29 | 2014-10-29 | 江苏永钢集团有限公司 | Fan blade demounting device matched with threaded demounting holes in fan blade inner sleeve |
| CN106624705A (en) * | 2016-12-16 | 2017-05-10 | 安徽皖南新维电机有限公司 | Motor bearing assembling device |
| CN106624705B (en) * | 2016-12-16 | 2019-05-21 | 安徽皖南新维电机有限公司 | A kind of motor bearings assembly device |
| CN106736432A (en) * | 2016-12-26 | 2017-05-31 | 北京金风科创风电设备有限公司 | Auxiliary bearing installation device and bearing installation method |
| CN106736432B (en) * | 2016-12-26 | 2019-02-12 | 北京金风科创风电设备有限公司 | Bearing auxiliary installation device and bearing installation method |
| CN108908067A (en) * | 2018-07-21 | 2018-11-30 | 芜湖优诺信息科技有限公司 | It is a kind of can automatic impaction rotor manufacturing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104057286B (en) | 2016-10-05 |
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Effective date of registration: 20190705 Address after: 215600 Yonglian Village, Nanfeng Town, Zhangjiagang City, Jiangsu Province Patentee after: Lian Feng Steel (Zhangjiagang) Co., Ltd. Address before: 215628 Yonglian Jiangsu Yonggang Group Co., Ltd., Nanfeng Town, Zhangjiagang City, Suzhou City, Jiangsu Province Patentee before: Jiangsu Yonggang Group Co., Ltd. |