CN103516127A - Double-brake motor - Google Patents
Double-brake motor Download PDFInfo
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- CN103516127A CN103516127A CN201310468099.3A CN201310468099A CN103516127A CN 103516127 A CN103516127 A CN 103516127A CN 201310468099 A CN201310468099 A CN 201310468099A CN 103516127 A CN103516127 A CN 103516127A
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- motor
- brake
- frictional disk
- spline housing
- rear end
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention relates to a double-brake motor. The double-brake motor comprises a motor body. The motor body is connected with a motor rotating shaft, a motor rear end bearing inner cover, a bearing and a motor rear end cover are sequentially arranged on the motor rotating shaft, the motor rear end bearing inner cover is fixedly connected with the motor rear end cover through screws, and the bearing is arranged between the motor rear end bearing inner cover and the motor rear end cover. Brakes which are of the same type with a single-brake motor are adopted, the compactness of the overall structure of the motor is ensured under the premise that the highly-reliable braking performance is ensured. When the brakes are selected, the direct current coil voltages, the braking clearance, the nominal braking time, the rectifier types and the rectifying modes of the two brakes should be kept consistent, and therefore the motor is convenient to maintain in the later period, and replacement and interchange of the brakes are convenient to conduct in the later period. The double-brake motor has the advantages of being convenient to install and detach, compact in structure, high in connection reliability and good in interchangeability.
Description
Technical field
The present invention relates to a kind of pair of braking motor, is exactly the two braking motors of special dimension for motor braking performance is had higher requirements specifically.
Background technology
Common electromagnetic braking motor is all that an electromagnetic brake is installed on the rear end cap of common electric machine, and for example common YEJ, Y2EJ serial motors, shut down the effect of braking to reach.But for some special dimensions, as lifting means, travelling facility, the braking motor that the fields such as heavily loaded braking equipment are used, usually needs higher insensitivity and coefficient of safety, especially in the operations such as weight lifting, hovering, decline braking.Must guarantee the perfectly safe of braking ability, there is slipping the situations such as car, brake fade in the equipment of preventing, in order to avoid cause the loss of work accident and personnel's property.Therefore, we can consider to install a brake additional to braking motor again, install " insurance " together additional.To different application scenarios, two brakes can be worked simultaneously, also can a brake job, and another is standby or servo standby.
Summary of the invention
The object of the invention is to overcome above-mentioned weak point, a kind of pair of braking motor is provided, it is guaranteeing, under highly reliable braking ability prerequisite, to have guaranteed again the integrally-built compactness of motor.
According to technical scheme provided by the invention, a kind of pair of braking motor, comprises motor, and described motor is connected with machine shaft, mounted motor rear end bearing inner cap, bearing and back end cover for motor successively on machine shaft; Wherein between motor rear end internal bearing cover and back end cover for motor, by screw, fix; Bearing is installed between motor rear end internal bearing cover and back end cover for motor;
Motor frictional disk is installed on the end face of motor rear end internal bearing cover, and fastening by soket head cap screw; The front end of motor frictional disk, on machine shaft, cover has the first spline housing, and the keyway position of the first spline housing is provided with the first flat key, and the other end of the first spline housing is fixed by the first shaft block ring;
The first brake bush is installed on described the first spline housing outside, corresponding with the position of the first spline housing, and is anchored on motor frictional disk with long spiro nail; It is inner that the first brake bush is positioned at motor frictional disk;
Described motor frictional disk is connected with the first brake by the first hollow adjusting screw(rod), in the middle of being provided with, the first brake front end connects frictional disk, the middle frictional disk front end that connects is provided with the second spline housing, the keyway position of the second spline housing is provided with the second flat key, and the two ends of the second spline housing are fixed by the second shaft block ring and the 3rd shaft block ring;
Second brake friction plate is installed on described the second spline housing outside, corresponding with the position of the second spline housing, and connects on frictional disk in the middle of being anchored on long spiro nail; In the middle of being positioned at, second brake friction plate connects frictional disk inner;
In the middle of described, connecting frictional disk is connected with second brake by the second hollow adjusting screw(rod).
Spacing between described motor frictional disk and the first brake regulates by the first hollow adjusting screw(rod);
The spacing connecting between frictional disk and second brake in the middle of described regulates by the second hollow adjusting screw(rod).
Beneficial effect of the present invention: the present invention adopts the brake of merchandiser braking motor same model, is guaranteeing, under highly reliable braking ability prerequisite, to have guaranteed again the integrally-built compactness of motor.When selecting brake, the DC coil voltage of two brakes, brake clearance, nominal braking time, rectifier model and rectifier system should be consistent, to facilitate substituting and exchanging of later stage maintenance of motor and brake.There is easy installation and removal, compact conformation, the feature that connection reliability is high, interchangeability is good.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Description of reference numerals: 1, back end cover for motor, 2, motor frictional disk, 3, the first brake bush, the 4, first brake, 5, the middle frictional disk that connects, 6, second brake, 7, machine shaft, the 8, first flat key, the 9, first spline housing, 10, the first shaft block ring, 11, bearing, 12, motor rear end internal bearing cover, the 13, first hollow adjusting screw(rod), 14, the second spline housing, 15, the second flat key, the 16, second shaft block ring, the 17, the 3rd shaft block ring, 18, second brake friction plate, the 19, second hollow adjusting screw(rod).
Embodiment
As shown in Figure 1: a kind of pair of braking motor, comprise motor, described motor is connected with machine shaft 7, mounted motor rear end bearing inner cap 12, bearing 11 and back end cover for motor 1 successively on machine shaft 7; Wherein between motor rear end internal bearing cover 12 and back end cover for motor 1, by screw, fix; Bearing 11 is installed between motor rear end internal bearing cover 12 and back end cover for motor 1;
Motor frictional disk 2 is installed on the end face of motor rear end internal bearing cover 12, and fastening by soket head cap screw; The front end of motor frictional disk 2, the other end that on machine shaft 7, cover has the keyway position of the first spline housing 9, the first spline housings 9 that the first flat key 8, the first spline housings 9 are installed is fixed by the first shaft block ring 10;
The first brake bush 3 is installed on described the first spline housing 9 outsides, corresponding with the position of the first spline housing 9, and is anchored on motor frictional disk 2 with long spiro nail; The first brake bush 3 is positioned at motor frictional disk 2 inside;
Described motor frictional disk 2 is connected with the first brake 4 by the first hollow adjusting screw(rod) 13, in the middle of being provided with, the first brake 4 front ends connect frictional disk 5, middle frictional disk 5 front ends that connect are provided with the second spline housing 14, it is fixing by the second shaft block ring 16 and the 3rd shaft block ring 17 that the keyway position of the second spline housing 14 is provided with the second flat key 15, the second spline housing 14 two ends;
Second brake friction plate 18 is installed on described the second spline housing 14 outsides, corresponding with the second spline housing 14 position, and connects on frictional disk 5 in the middle of being anchored on long spiro nail; In the middle of being positioned at, second brake friction plate 18 connects frictional disk 5 inside;
In the middle of described, connecting frictional disk 5 is connected with second brake 6 by the second hollow adjusting screw(rod) 19.
Spacing between described motor frictional disk 2 and the first brake 4 regulates by the first hollow adjusting screw(rod) 13;
The spacing connecting in the middle of described between frictional disk 5 and second brake 6 regulates by the second hollow adjusting screw(rod) 19.
Agent structure of the present invention is: end cap, frictional disk, the first brake, middle frictional disk and the second brake etc. of connecting.Wherein part brake is comprised of friction plate, armature and brake stator, and has hollow adjusting screw(rod) to connect as one.When rear end cap is applicable to doing rubbing surface, the first frictional disk can omit, and brake is directly installed on rear end cap.On machine shaft, corresponding position splines to install brake spline housing.
The present invention adopts the brake of merchandiser braking motor same model, is guaranteeing, under highly reliable braking ability prerequisite, to have guaranteed again the integrally-built compactness of motor.When selecting brake, the DC coil voltage of two brakes, brake clearance, nominal braking time, rectifier model and rectifier system should be consistent, to facilitate substituting and exchanging of later stage maintenance of motor and brake.
When the present invention assembles, first according to the assembly method of common electric machine, motor rear end internal bearing cover, bearing, rear end cap are assembled on motor and fastening, generally should make motor rear end bearing axial locking.Then according to following steps assembling dual brake:
1, the corresponding soket head cap screw of motor frictional disk 2 use is fastened on end face, notices that the installed surface of back end cover for motor 1 should be processed smooth before this.If without motor frictional disk 2, using end cap end face directly as rubbing surface, end face plane roughness should be
;
2, the first spline housing 9 is enclosed within on machine shaft 7, keyway position fills the first flat key 8, and end face dress first shaft block ring 10 for axle, prevents the first spline housing 9 axial play;
3, the first brake bush 3, should align with the first spline housing 9 during installation, and guarantees that the first brake bush 3 and motor frictional disk 2 faying faces clean, and without greasy dirt, prevent brake slip;
4, the first brake 4 is installed, and is fastened on motor frictional disk 2 with supporting long spiro nail, and regulate the first hollow adjusting screw(rod) 13, make the compound standard value of brake clearance δ value; (value of δ is by brake producing manufacturer's standard)
5, middle connection frictional disk 5 be installed and be fastened on the first brake 4 afterbodys with soket head cap screw;
6, following installation with " order 2-4 ", carries out the installation of the second spline housing 14, the second flat key 15, the second shaft block ring 16, the 3rd shaft block ring 17, second brake friction plate the 18, second hollow adjusting screw(rod) 19 successively;
7, brake power supply lead wire is caused to braking terminal box, connect rectifier, paste brake wiring indicator diagram;
8, other part of assembling braking motor, as external fan, fan housing or cooling blower.
It should be noted that, the wiring of two brakings should be connected into according to specific needs: the also tie of simultaneously working or a standby wiring of a job.In addition, two braking motors are band brake handle not conventionally, but can select to install sensitive switch, to monitor the abrasion condition of friction plate, improves fail safe and braking reliability.
The present invention has easy installation and removal, compact conformation, the feature that connection reliability is high, interchangeability is good.
Claims (3)
1. two braking motors, comprise motor, it is characterized in that: described motor is connected with machine shaft (7) mounted motor rear end bearing inner cap (12), bearing (11) and back end cover for motor (1) successively on machine shaft (7); Wherein between motor rear end internal bearing cover (12) and back end cover for motor (1), by screw, fix; Bearing (11) is installed between motor rear end internal bearing cover (12) and back end cover for motor (1);
Motor frictional disk (2) is installed on the end face of motor rear end internal bearing cover (12), and fastening by soket head cap screw; The upper cover of machine shaft (7) has the first spline housing (9), and the keyway position of the first spline housing (9) is provided with the first flat key (8), and the other end of the first spline housing (9) is fixing by the first shaft block ring (10);
The first brake bush (3) is installed on described the first spline housing (9) outside, corresponding with the position of the first spline housing (9), and is anchored on motor frictional disk (2) with long spiro nail; The first brake bush (3) is positioned at motor frictional disk (2) inside;
Described motor frictional disk (2) is connected with the first brake (4) by the first hollow adjusting screw(rod) (13), in the middle of being provided with, the first brake (4) front end connects frictional disk (5), middle frictional disk (5) front end that connects is provided with the second spline housing (14), the keyway position of the second spline housing (14) is provided with the second flat key (15), and the two ends of the second spline housing (14) are fixing by the second shaft block ring (16) and the 3rd shaft block ring (17);
Second brake friction plate (18) is installed on described the second spline housing (14) outside, corresponding with the position of the second spline housing (14), and connects on frictional disk (5) in the middle of being anchored on long spiro nail; In the middle of being positioned at, second brake friction plate (18) connects frictional disk (5) inside;
In the middle of described, connecting frictional disk (5) is connected with second brake (6) by the second hollow adjusting screw(rod) (19).
2. two braking motors as claimed in claim 1, is characterized in that: the spacing between described motor frictional disk (2) and the first brake (4) is by the first hollow adjusting screw(rod) (13) adjusting.
3. two braking motors as claimed in claim 1, is characterized in that: in the middle of described, connect spacing between frictional disk (5) and second brake (6) by the second hollow adjusting screw(rod) (19) adjusting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310468099.3A CN103516127A (en) | 2013-10-09 | 2013-10-09 | Double-brake motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310468099.3A CN103516127A (en) | 2013-10-09 | 2013-10-09 | Double-brake motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103516127A true CN103516127A (en) | 2014-01-15 |
Family
ID=49898358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310468099.3A Pending CN103516127A (en) | 2013-10-09 | 2013-10-09 | Double-brake motor |
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| Country | Link |
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| CN (1) | CN103516127A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109083946A (en) * | 2018-09-18 | 2018-12-25 | 广德县辉达电器有限公司 | A kind of double brake insurance-type brake |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101356113A (en) * | 2006-01-19 | 2009-01-28 | 东芝电梯株式会社 | Motor with brake, and elevator drive system using the motor |
| CN201528247U (en) * | 2009-10-30 | 2010-07-14 | 无锡新大力电机有限公司 | Crane and integral structure of brake and fan of metallurgical motor |
| CN202856526U (en) * | 2012-09-13 | 2013-04-03 | 天津神川电机有限公司 | Lifting metallurgical motor possessing brake |
| CN203522430U (en) * | 2013-10-09 | 2014-04-02 | 中达电机股份有限公司 | Double-brake motor |
-
2013
- 2013-10-09 CN CN201310468099.3A patent/CN103516127A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101356113A (en) * | 2006-01-19 | 2009-01-28 | 东芝电梯株式会社 | Motor with brake, and elevator drive system using the motor |
| CN201528247U (en) * | 2009-10-30 | 2010-07-14 | 无锡新大力电机有限公司 | Crane and integral structure of brake and fan of metallurgical motor |
| CN202856526U (en) * | 2012-09-13 | 2013-04-03 | 天津神川电机有限公司 | Lifting metallurgical motor possessing brake |
| CN203522430U (en) * | 2013-10-09 | 2014-04-02 | 中达电机股份有限公司 | Double-brake motor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109083946A (en) * | 2018-09-18 | 2018-12-25 | 广德县辉达电器有限公司 | A kind of double brake insurance-type brake |
| CN109083946B (en) * | 2018-09-18 | 2020-05-01 | 广德县辉达电器有限公司 | Double-brake safety brake |
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Application publication date: 20140115 |
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| RJ01 | Rejection of invention patent application after publication |