CN112653302B - Anti-rotation device for rotor thermal sleeve shielding sleeve - Google Patents
Anti-rotation device for rotor thermal sleeve shielding sleeve Download PDFInfo
- Publication number
- CN112653302B CN112653302B CN202011505066.8A CN202011505066A CN112653302B CN 112653302 B CN112653302 B CN 112653302B CN 202011505066 A CN202011505066 A CN 202011505066A CN 112653302 B CN112653302 B CN 112653302B
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- China
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- fixed
- rotor
- guide rail
- adjusting platform
- limiting pin
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
Abstract
The invention relates to an anti-rotation device for a rotor thermal sleeve shielding sleeve, wherein a sliding rail (9) is fixed at the upper end of a base (1), four corners of the lower end of the base (1) are respectively provided with a fixing leveling screw (11), four sliding blocks (20) are arranged at the upper end of the sliding rail (9), the sliding blocks (20) are respectively fixed with four corners of an adjusting platform (3), a screw rod transmission mechanism (7) is arranged between the adjusting platform (3) and the base (1), a guide rail bracket (2) is arranged at the upper end of the adjusting platform (3), and two parallel linear rails (4) are fixedly connected to one side, close to a heating furnace (16), of the guide rail bracket (2). According to the invention, the linear guide rail (4) fixed on the ground is utilized, the adjustable limiting pin (5) and the fixed limiting pin (6) are matched, the guide rail bracket (2) is a profile steel welding piece, and has good rigid support, so that the rotation of the rotor (17) in the falling process can be accurately controlled, and the success rate of the rotor shielding sleeve hot sleeve (18) is improved.
Description
Technical Field
The invention relates to an anti-rotation device for a rotor hot jacket shielding sleeve
Background
The rotor shield sleeve hot jacket is the key process in the manufacturing process of a shielding motor, because the wall thickness of the rotor shield sleeve is thin and the length is longer, so the rotor shield sleeve can be rapidly cooled down in a short time when a heating furnace is opened, the inner diameter of the rotor shield sleeve also can be rapidly reduced, so the hot jacket operation of the rotor shield sleeve can be completed in a short time, meanwhile, the outer circle of the rotor shield sleeve has a longitudinal welding seam along the axial direction, the longitudinal welding seam is required to fall in a proper area of the outer circle of an iron core after the hot jacket is completed, the rotor shield sleeve can not fall in a grooved part of the outer circle of the iron core of the rotor, so the relative rotation between the rotor shield sleeve and the rotor is controlled in the falling process, and the existing rotor shield sleeve hot jacket is realized through the following mode: according to the patent publication No.: the CN103066767B shielded motor rotor shielding sleeve hot-sleeving process comprises the following steps: the furnace cover is opened, the guide rod is inserted into the guide rod sleeve, the rotor slowly falls to enable the upper guide ring to enter the rotor shielding sleeve, the descending button of the crane is pressed all the time, the crane descends at a high speed and automatically stops at a preset position to complete hot sleeve, in the process, the guide rod is a thin steel pipe or round steel, the rigidity of the guide rod is poor, the guide rod can shake in the falling process of the rotor, and the rotation limit of the rotor is very limited.
The invention content is as follows:
the invention aims to provide an anti-rotation device for a rotor heat sleeve shielding sleeve, which can solve the problem that a longitudinal welding line of the rotor shielding sleeve cannot accurately fall in a specified area due to rotation in the process of heat sleeve of the rotor shielding sleeve. The technical scheme of the invention is as follows: a slide rail (9) is fixed at the upper end of a base (1), leveling screws (11) are respectively installed and fixed at four corners of the lower end of the base (1), four slide blocks (20) are installed at the upper end of the slide rail (9), the slide blocks (20) are respectively fixed with four corners of an adjusting platform (3), a lead screw transmission mechanism (7) is installed between the adjusting platform (3) and the base (1), a guide rail bracket (2) is installed at the upper end of the adjusting platform (3), two parallel linear guide rails (4) are fixedly connected to one side of the guide rail bracket (2) close to a heating furnace (16), grooves (12) are formed in two sides of the upper end face of the adjusting platform (3), bosses (13) are welded on two sides of the lower end face of the guide rail bracket (2), the grooves (12) are in clearance fit with the bosses (13), horizontal width adjusting screws (8) are installed at the upper end of the adjusting platform (3), and horizontal width direction waist holes (19) are formed in two ends of the bosses (13), the guide rail support (2) and the adjusting platform (3) are fixed through screws (15), waist holes (21) in the horizontal length direction are formed in the two ends of the adjusting platform (3), and the adjusting platform (3) and the base (1) are fixed through bolts (22).
An adjustable limiting pin (5) and a fixed limiting pin (6) are sequentially installed on one side, close to a linear guide rail (4), of a rotor upper end support (10), the outer circle diameters of the adjustable limiting pin (5) and the fixed limiting pin (6) are in clearance fit with the two parallel linear guide rails (4), and jackscrews (14) are installed on two sides of the adjustable limiting pin (5).
The working principle of the invention is as follows:
as shown in figure 1, the invention utilizes two parallel linear guide rails (4) to be erected beside a heating furnace (16) of a rotor shielding sleeve (18), and one side of a bracket (10) at the upper end of the rotor, which is close to the linear guide rails (4), is provided with an adjustable limiting pin (5) and a fixed limiting pin (6), the purpose of limiting the rotation of the rotor shielding sleeve (18) of a hot sleeve rotor of a rotor (17) in the falling process is realized by the sliding of the two limiting pins between the two linear guide rails (4), leveling screws (11) are arranged at four corners at the lower end of a base (1), the linear guide rails (4) can be adjusted to be vertical to the ground, in order to reduce the time for opening a furnace cover, the furnace cover adopts a mode of being parallel to the ground and rotating and opening around a fixed shaft, so that the linear guide rails (4) need to slide to one side far away from the heating furnace (16) in the process of opening the furnace cover, and the interference with the opening process of the furnace cover is avoided, so that a slide rail (9) needs to be arranged at the upper end of the base (1), the purpose of rapidly moving the linear guide rail (4) along the horizontal length can be achieved by using a screw transmission mechanism (7), and the position of the rotor shielding sleeve (18) in the heating furnace (16) is slightly different each time, so that the reference patent publication number: in the CN103066767B shielded motor rotor shield sleeve shrink fit process, the rotor (17) and the rotor shield sleeve (18) need to be aligned in advance, the positions of the adjustable limiting pin (5) and the fixed limiting pin (6) on one side of the rotor upper end bracket (10) are slightly different each time, therefore, the horizontal width position of the linear guide rail (4) needs to be finely adjusted after the rotor (17) is aligned with the rotor shielding sleeve (18), can be adjusted by a horizontal width adjusting screw (8), the guide rail bracket (2) and the adjusting platform (3) are fixed by a screw (15) after fine adjustment and alignment, the adjusted linear guide rail (4) is moved to a position far away from a furnace opening by a lead screw transmission mechanism (7), after a furnace cover is opened, the linear guide rail (4) is rapidly moved to the positions of the adjustable limiting pin (5) and the fixed limiting pin (6) through the lead screw transmission mechanism (7), and the linear guide rail (4) is used for limiting the rotation of the rotor in the falling process.
The working process of the invention is as follows:
adjusting a rotor shielding sleeve (18) in a heating furnace (16) to be vertical to the ground, lifting a rotor (17) to be right above the rotor shielding sleeve (18), adjusting the rotor (17) to be concentric with the rotor shielding sleeve (18), adjusting a linear guide rail (4) to be vertical by using leveling screws (11) at four corners of a base (1), moving a guide rail bracket (2) by using a lead screw transmission mechanism (7), enabling the linear guide rail (4) to be close to a fixed limiting pin (6), adjusting the position of the linear guide rail (4) by using a horizontal width adjusting screw (8) on an adjusting platform (3), enabling the fixed limiting pin (6) to be just in the central positions of the two linear guide rails (4), fine-adjusting the adjustable limiting pin (5) by using a jackscrew (14) to be also adjusted to the central positions of the two linear guide rails (4), and continuously moving the linear guide rail (4) by using the lead screw transmission mechanism (7) until the adjustable limiting pin (5) and the fixed limiting pin (6) are inserted into the two linear guide rails (6), (2) 4) Checking whether interference exists or not, fixing the adjusting platform (3) and the guide rail bracket (2) by using a screw (15) after adjustment is finished, moving the linear guide rail (4) to the direction far away from the opening of the heating furnace (16) by using a lead screw transmission mechanism (7) until the linear guide rail does not interfere with the heating furnace (16) cover in the process of opening the heating furnace (16) cover, heating the rotor shielding sleeve (18) after closing the heating furnace (16) cover, opening the heating furnace (16) cover after heating is finished, rapidly moving the linear guide rail (4) to the positions of the adjustable limiting pin (5) and the fixed limiting pin (6) by using the lead screw transmission mechanism (7), requiring that the adjustable limiting pin (5) and the fixed limiting pin (6) are both positioned between the two linear guide rail cranes (4), and rapidly dropping the rotor (17) to a specified position to finish the heat sleeve operation of the rotor shielding sleeve (18).
The invention has the following beneficial effects:
in the prior art, the rotation of the rotor (17) is prevented in the process of shrink fitting of the rotor shielding sleeve (18), a very long guide rod is mainly used, one end of the guide rod is inserted into the sleeve on the end face of a furnace mouth, the other end of the guide rod penetrates through the sleeve fixed on a support at the upper end of the rotor, the rotor (17) is guided by the constraint action between the guide rod and the sleeve in the falling process, but the guide rod is close to the length of the rotor (17) and has poor rigidity, the invention has low limiting and restricting precision on the rotation of the rotor (17) in the falling process, which is easy to cause the failure of the heat jacket, utilizes the linear guide rail (4) fixed on the ground to match with the adjustable limiting pin (5) and the fixed limiting pin (6), the guide rail bracket (2) is a section steel welding piece and has good rigid support, the rotation of the rotor (17) in the falling process can be accurately controlled, and the success rate of the rotor shielding sleeve heat sleeve (18) is improved.
Drawings
FIG. 1 is a structural pictorial view of the present invention
Detailed Description
As shown in figure 1, the technical scheme of the invention is that a rotor thermal sleeve shielding sleeve anti-rotation device, a slide rail 9 is fixed at the upper end of a base 1, leveling screws 11 are respectively installed and fixed at four corners of the lower end of the base 1, four slide blocks 20 are installed at the upper end of the slide rail 9, the slide blocks 20 are respectively fixed with four corners of an adjusting platform 3, a screw transmission mechanism 7 is installed between the adjusting platform 3 and the base 1, a guide rail bracket 2 is installed at the upper end of the adjusting platform 3, the guide rail bracket 2 is fixedly connected with two mutually parallel linear guide rails 4 at one side close to a heating furnace 16, grooves 12 are arranged at two sides of the upper end surface of the adjusting platform 3, bosses 13 are welded at two sides of the lower end surface of the guide rail bracket 2, the grooves 12 are in clearance fit with the bosses 13, a horizontal width adjusting screw 8 is installed at the upper end of the adjusting platform 3, waist holes 19 in the horizontal width direction are arranged at two ends of the bosses 13, the guide rail bracket 2 and the adjusting platform 3 are fixed through screws 15, horizontal length direction waist holes 21 are arranged at two ends of the adjusting platform 3, and the adjusting platform 3 and the base 1 are fixed through bolts 22.
The adjustable limiting pin 5 and the fixed limiting pin 6 are sequentially installed on one side, close to the linear guide rail 4, of the rotor upper end support 10, the outer circle diameters of the adjustable limiting pin 5 and the fixed limiting pin 6 are in clearance fit with the two parallel linear guide rails 4, and jackscrews 14 are installed on two sides of the adjustable limiting pin 5.
Claims (2)
1. The utility model provides a rotor heat jacket shield cover rotational lock which characterized by: the upper end of a base (1) is fixed with a slide rail (9), four corners of the lower end of the base (1) are respectively provided with a fixed leveling screw (11), the upper end of the slide rail (9) is provided with four slide blocks (20), the slide blocks (20) are respectively fixed with four corners of an adjusting platform (3), a screw rod transmission mechanism (7) is arranged between the adjusting platform (3) and the base (1), the upper end of the adjusting platform (3) is provided with a guide rail bracket (2), the guide rail bracket (2) is fixedly connected with two parallel linear guide rails (4) at one side close to a heating furnace (16), two sides of the upper end surface of the adjusting platform (3) are provided with grooves (12), two sides of the lower end surface of the guide rail bracket (2) are welded with bosses (13), the grooves (12) are in clearance fit with the bosses (13), the upper end of the adjusting platform (3) is provided with horizontal width adjusting screws (8), two ends of the bosses (13) are provided with horizontal width direction waist holes (19), the guide rail support (2) and the adjusting platform (3) are fixed through screws (15), waist holes (21) in the horizontal length direction are formed in the two ends of the adjusting platform (3), and the adjusting platform (3) and the base (1) are fixed through bolts (22).
2. The rotor heat jacket shield anti-rotation device according to claim 1, wherein: an adjustable limiting pin (5) and a fixed limiting pin (6) are sequentially installed on one side, close to a linear guide rail (4), of a rotor upper end support (10), the outer circle diameters of the adjustable limiting pin (5) and the fixed limiting pin (6) are in clearance fit with the two parallel linear guide rails (4), and jackscrews (14) are installed on two sides of the adjustable limiting pin (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011505066.8A CN112653302B (en) | 2020-12-18 | 2020-12-18 | Anti-rotation device for rotor thermal sleeve shielding sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011505066.8A CN112653302B (en) | 2020-12-18 | 2020-12-18 | Anti-rotation device for rotor thermal sleeve shielding sleeve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112653302A CN112653302A (en) | 2021-04-13 |
| CN112653302B true CN112653302B (en) | 2022-01-07 |
Family
ID=75354940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011505066.8A Active CN112653302B (en) | 2020-12-18 | 2020-12-18 | Anti-rotation device for rotor thermal sleeve shielding sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112653302B (en) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3312383A1 (en) * | 1983-03-31 | 1984-10-04 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Press-in device for rotor shafts of electrical machines |
| CA2203055C (en) * | 1996-04-19 | 1999-12-14 | Kenji Morii | Method of and apparatus for covering permanent magnets on motor rotor with cylindrical sleeve |
| CN103066767B (en) * | 2012-12-24 | 2014-10-22 | 哈尔滨电气动力装备有限公司 | Sleeve heating process for motor rotor shield sleeve |
| CN104019431B (en) * | 2014-04-25 | 2017-02-22 | 中北大学 | Multi-degree of freedom adjusting and supporting device for placing medium and large collimators |
| CN107414445B (en) * | 2017-08-14 | 2018-12-14 | 安徽江淮汽车集团股份有限公司 | Engine cylinder cover wire charging mechanism |
| CN108705306B (en) * | 2018-07-28 | 2024-01-12 | 温岭市微米自动化设备有限公司 | Automatic assembling equipment for shielding sleeve |
| CN110690797A (en) * | 2019-11-06 | 2020-01-14 | 上海航天控制技术研究所 | Device for mounting motor rotor into rotor sheath |
| CN211670747U (en) * | 2020-08-21 | 2020-10-13 | 苏州法拉鼎电机有限公司 | Thermal sleeve mechanism |
| CN112600369A (en) * | 2020-12-18 | 2021-04-02 | 哈尔滨电气动力装备有限公司 | Shielded motor rotor shaft sleeve hot sleeving process |
-
2020
- 2020-12-18 CN CN202011505066.8A patent/CN112653302B/en active Active
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| Publication number | Publication date |
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| CN112653302A (en) | 2021-04-13 |
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