CN215516422U

CN215516422U - Motor rotor assembly lifting appliance

Info

Publication number: CN215516422U
Application number: CN202121315351.3U
Authority: CN
Inventors: 朱华初; 宋安宁
Original assignee: Zhuzhou Qiteren Automation Technology Co ltd
Current assignee: Zhuzhou Qiteren Automation Technology Co ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2022-01-14
Anticipated expiration: 2031-06-11

Abstract

The utility model discloses a motor rotor assembly lifting appliance, which comprises a horizontal arm and a vertical arm which are connected with each other; the hoisting assembly comprises a screw rod which is rotationally connected to the horizontal arm and a sliding part which is arranged on the horizontal arm in a sliding manner, the screw rod drives the sliding part to slide through rotation, and the sliding part is used for being connected with hoisting equipment; the horizontal detector is arranged on the horizontal arm and used for detecting the horizontal position of the horizontal arm; the driving device is used for driving the screw rod to rotate; and the fixed external member is arranged at the free end of the vertical arm and is used for being sleeved with the driving end of the rotor. This electric motor rotor assembles hoist easy dismounting has improved the dismouting work efficiency and the dismouting precision of rotor and stator, has guaranteed the quality of motor.

Description

Motor rotor assembly lifting appliance

Technical Field

The utility model relates to the technical field of motor rotor assembly, in particular to a motor rotor assembly lifting appliance.

Background

Because the clearance between the rotor and the stator of the motor is very small, in order to avoid the damage caused by friction or collision between the rotor and the stator as much as possible in the mounting and dismounting processes, a large amount of manual matching is often needed, and careful and slow operation is needed at the same time.

Because the whole process needs manual participation, the following problems exist: 1. the mounting and dismounting process is time-consuming and labor-consuming, and the working efficiency is low; 2. the disassembly and assembly accuracy of the rotor and the stator cannot be effectively guaranteed, and the quality of the motor is affected.

SUMMERY OF THE UTILITY MODEL

The utility model provides a motor rotor assembling lifting appliance which can effectively solve the problems.

The utility model is realized by the following steps:

an electric motor rotor assembly sling comprising:

a horizontal arm and a vertical arm connected to each other;

the hoisting assembly comprises a screw rod which is rotatably connected to the horizontal arm and a sliding part which is arranged on the horizontal arm in a sliding manner, the screw rod drives the sliding part to slide through rotation, and the sliding part is used for being connected with hoisting equipment;

the horizontal detector is arranged on the horizontal arm and used for detecting the horizontal position of the horizontal arm;

the driving device is used for driving the screw rod to rotate;

and the fixed external member is arranged at the free end of the vertical arm and is used for being sleeved with the driving end of the rotor.

The driving end of the rotor is inserted into the fixing sleeve, so that the motor rotor is parallel to the horizontal arm; the screw rod is driven to rotate by the driving device to enable the sliding block piece to slide left and right, and meanwhile, the horizontal position of the horizontal arm is detected by the horizontal detector, so that a proper lifting point is searched; when the horizontal arm is in horizontal position, the slider spare is in suitable hoisting point position this moment, then hangs the hoist to suitable height through lifting by crane equipment, then toward the direction horizontal migration hoist that is close to or keeps away from the stator, makes the rotor insert the stator accurately or takes the stator out with the rotor, accomplishes the installation and the dismantlement of motor rotor and stator. By adopting the mode, the manual participation and the manual quantity are reduced, the dismounting is convenient, the working efficiency is improved, the dismounting precision of the rotor and the stator is effectively improved, and the quality of the motor is ensured.

As a further improvement, the driving device comprises a stepping motor and a control system for controlling the stepping motor to work, the level detector is a level sensor, and the level sensor is electrically connected with the control system.

So set up, level sensor can send detected signal to control system, controls step motor's corotation and reversal through control system, and then adjusts the shift position of slider, realizes the precision of automated control and regulation, and then improves work efficiency, guarantees the dismouting precision of rotor and stator.

As a further improvement, the driving device further comprises a hand wheel disc, and the stepping motor and the hand wheel disc are respectively connected to two ends of the screw rod.

So set up, come through the hand rim plate and the cooperation of lead screw, come to finely tune the shift position of slider, improve the horizontal position adjustment precision to the horizontal arm, further improve the dismouting precision of rotor and stator, can avoid step motor to lose efficacy and make the unable normal use problem of hoist simultaneously.

As a further improvement, the upper surface of the horizontal arm is provided with a slide rail; the sliding part comprises a lifting lug and a sliding block matched with the sliding rail, and the screw rod drives the sliding block to slide through rotation.

So set up, improved the gliding stability of slider, guaranteed horizontal detector's detection precision.

As further improvement, both sides of the sliding rail are provided with guard plates.

So set up, the backplate plays certain guard action to the slide rail, prevents that the slide rail is damaged and influence the use.

As a further improvement, the fixing kit comprises a casing and a fixing sleeve which is matched and sleeved with the driving end of the rotor; the cover shell is connected with the vertical arm, and the fixing sleeve is fixed with the cover shell in a threaded connection mode.

So set up, be convenient for fixed sleeve's dismantlement is changed to the diameter size of adaptation different rotor output.

As a further improvement, a reinforcing rib is arranged between the horizontal arm and the vertical arm.

So set up, improved the bulk strength of hoist.

The utility model has the beneficial effects that:

1. when the motor rotor assembling lifting appliance provided by the utility model is used, the driving end of the rotor is inserted into the fixing suite, so that the motor rotor is parallel to the horizontal arm; the screw rod is driven to rotate by the driving device to enable the sliding block piece to slide left and right, and meanwhile, the horizontal position of the horizontal arm is detected by the horizontal detector, so that a proper lifting point is searched; when the horizontal arm is in the horizontal position, the sliding part is in the proper lifting point position at the moment, then the lifting appliance is lifted to the proper height through the lifting equipment, and then the lifting appliance is horizontally moved towards the direction close to or far away from the stator, so that the rotor is accurately inserted into the stator or the rotor is pulled out of the stator, and the installation and the disassembly of the motor rotor and the stator are completed. By adopting the mode, the manual participation and the manual quantity are reduced, the disassembly and the assembly are convenient, the working efficiency is improved, the disassembly and the assembly accuracy of the rotor and the stator are effectively improved, and the quality of the motor is ensured;

2. the driving device of the motor rotor assembly lifting appliance comprises the stepping motor and the hand wheel disc, the accuracy of automatic control and adjustment is realized through the stepping motor, the moving position of the sliding part is finely adjusted through the matching of the hand wheel disc and the screw rod, the horizontal position adjusting accuracy of the horizontal arm is improved, the dismounting accuracy of the rotor and the stator is further improved, and the problem that the lifting appliance cannot be normally used due to the failure of the stepping motor can be avoided.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic front structural view of a motor rotor assembly lifting appliance according to the present invention.

Fig. 2 is a schematic structural diagram of a front part of the motor rotor assembling lifting appliance.

Fig. 3 is a left side structural schematic diagram of the motor rotor assembling lifting appliance.

Fig. 4 is a right side structural schematic diagram of the motor rotor assembling lifting appliance.

In the figure: 1. a horizontal arm; 2. a vertical arm; 3. hoisting the assembly; 31. a screw rod; 32. a slider; 321. lifting lugs; 322. a slider; 4. a stepping motor; 5. a hand wheel disc; 6. a fixation kit; 61. a housing; 62. fixing the sleeve; 7. a slide rail; 8. a guard plate; 9. reinforcing ribs; 10. a horizontal detector.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 to 4, the motor rotor assembling lifting appliance comprises a horizontal arm 1 and a vertical arm 2 which are vertically welded to each other, and a reinforcing rib 9 is welded between the horizontal arm 1 and the vertical arm 2 to improve the overall strength of the lifting appliance.

The upper surface of the horizontal arm 1 is provided with a hoisting component 3 in a sliding manner, and the hoisting component 3 is used for being connected with hoisting equipment. The hoisting assembly 3 comprises a trapezoidal screw rod 31 rotationally connected to the upper surface of the horizontal arm 1 through a bearing and a sliding part 32 slidably arranged on the horizontal arm 1, the screw rod 31 drives the sliding part 32 to slide through rotation, and the hoisting assembly 3 is connected with hoisting equipment through the sliding part 32; a horizontal detector 10 is arranged on the horizontal plane of the left end of the horizontal arm 1, the horizontal detector 10 is used for detecting the horizontal position of the horizontal arm 1, and a driving device for driving the screw rod 31 to rotate is further arranged on the horizontal arm 1; wherein the level detector 10 is a level sensor, i.e. an electronic level gauge. At the lower extreme of vertical arm 2, the free end welding of vertical arm 2 has fixed external member 6, and fixed external member 6 is used for cup jointing with the drive end of rotor. When in use, the driving end of the rotor is horizontally inserted into the fixed sleeve 6, so that the motor rotor is parallel to the horizontal arm 1; then, the driving device drives the screw rod 31 to rotate so as to enable the sliding piece 32 to slide left and right on the horizontal arm 1, and meanwhile, the horizontal detector 10 is used for detecting the horizontal position of the horizontal arm 1, so that a proper lifting point is searched; when the centre of gravity of hoisting point and rotor is on a straight line, horizontal arm 1 is in horizontal position, and slider 32 is in suitable hoisting point position this moment, then hangs the hoist to suitable height through hoisting equipment, then toward the direction horizontal migration hoist that is close to or keeps away from the stator, makes the rotor insert in the stator accurately or takes the rotor out the stator, accomplishes the installation and the dismantlement of motor rotor and stator. By adopting the mode, the manual participation and the manual quantity are reduced, the dismounting is convenient, the working efficiency is improved, the dismounting precision of the rotor and the stator is effectively improved, and the quality of the motor is ensured.

The fixed sleeve 6 comprises a casing 61 and a fixed sleeve 62 which is matched and sleeved with the driving end of the rotor; the casing 61 is welded to the free end of the vertical arm 2, and the fixing sleeve 62 is fixed to the casing 61 through a bolt lock, so that the fixing sleeve 62 with different inner diameters can be conveniently detached and replaced, and the rotor can be conveniently adapted to the diameters of different rotor output ends.

The driving device comprises a stepping motor 4 and a control system for controlling the stepping motor 4 to work, and the level sensor is electrically connected with the control system. Specifically, the control system is a PLC control system; the output end of the stepping motor 4 is fixedly connected with the right end of the screw rod 31, the stepping motor 4 drives the screw rod 31 to rotate, so that the sliding part 32 slides left and right, the horizontal sensor can send a detection signal to the control system at the moment, and the control system controls the forward rotation and the reverse rotation of the stepping motor 4, so that the moving position of the sliding part 32 is adjusted, and the horizontal arm 1 is finally in a horizontal position; therefore, the accuracy of automatic control and horizontal position adjustment is realized, the working efficiency is improved, and the dismounting accuracy of the rotor and the stator is ensured.

Further, the driving device also comprises a hand wheel disc 5 welded at the left end of the screw rod 31. When the hand wheel disc 5 is used, the power-off treatment can be carried out on the stepping motor 4, a switch can be arranged on the lifting appliance when necessary, and the start and stop of the stepping motor 4 are controlled through the switch; then drive lead screw 31 through hand rim plate 5 and rotate, come to finely tune the shift position of slider 32 to improve the horizontal position adjustment precision to horizontal arm 1, further improved the dismouting precision of rotor and stator, can avoid step motor 4 to lose efficacy and make the unable normal use of hoist simultaneously.

A sliding rail 7 is fixedly installed in the middle of the upper surface of the horizontal arm 1, the sliding part 32 comprises a lifting lug 321 and a sliding block 322 matched with the sliding rail 7, and the screw rod 31 drives the sliding block 322 to slide through rotation. Specifically, the lifting lug 321 is vertically screwed and locked on the upper surface of the sliding block 322, and a threaded hole in threaded fit with the screw rod 31 is formed in the lifting lug 321; through the cooperation of slide rail 7 and slider 322, improved the gliding stability of slider 322, effectively guaranteed the detection precision of level detector 10.

In order to prevent the slide rail 7 from being damaged due to collision in use, guard plates 8 are welded on two sides of the slide rail 7 to play a certain protection role and ensure normal use of the slide rail 7.

The working principle is as follows: horizontally inserting the driving end of the rotor into the fixing sleeve 6 to enable the motor rotor to be parallel to the horizontal arm 1; then, the sliding block 322 moves left and right on the horizontal arm 1 through the stepping motor 4, and meanwhile, the moving position of the sliding block 322 can be finely adjusted through the hand wheel disc 5 until the horizontal arm 1 is in the horizontal position, the sliding part 32 is in a proper lifting point at the moment, then the lifting appliance is lifted to a proper height through the lifting equipment, then the lifting appliance is horizontally moved in the direction close to or far away from the stator, so that the rotor is accurately inserted into the stator or the rotor is pulled out of the stator, and the installation and the disassembly of the motor rotor and the stator are completed.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An electric motor rotor assembles hoist which characterized in that includes:

a horizontal arm (1) and a vertical arm (2) connected to each other;

the hoisting assembly (3) comprises a screw rod (31) rotatably connected to the horizontal arm (1) and a sliding part (32) arranged on the horizontal arm (1) in a sliding manner, the screw rod (31) drives the sliding part (32) to slide through rotation, and the sliding part (32) is used for being connected with hoisting equipment;

the horizontal detector (10) is arranged on the horizontal arm (1) and is used for detecting the horizontal position of the horizontal arm (1);

the driving device is used for driving the screw rod (31) to rotate;

and the fixed sleeve piece (6) is arranged at the free end of the vertical arm (2) and is used for being sleeved with the driving end of the rotor.

2. A motor rotor assembly sling according to claim 1 in which the driving means comprise a stepper motor (4) and a control system for controlling the operation of the stepper motor (4), the level detector (10) being provided as a level sensor, the level sensor being electrically connected to the control system.

3. The electric motor rotor assembly lifting appliance according to claim 2, wherein the driving device further comprises a hand wheel disc (5), and the stepping motor (4) and the hand wheel disc (5) are respectively connected to two ends of the lead screw (31).

4. An electric motor rotor assembly sling according to claim 1, characterised in that the horizontal arm (1) is provided with sliding rails (7) on its upper surface; the sliding part (32) comprises a lifting lug (321) and a sliding block (322) matched with the sliding rail (7), and the screw rod (31) drives the sliding block (322) to slide through rotation.

5. A motor rotor assembly sling according to claim 4, characterised in that the slide rails (7) are provided with guard plates (8) on both sides.

6. An electric motor rotor assembly lifting appliance according to claim 1, wherein the fixing suite (6) comprises a shell (61) and a fixing sleeve (62) which is in fit and sleeve connection with the driving end of the rotor; the casing (61) is connected with the vertical arm (2), and the fixing sleeve (62) is fixed with the casing (61) in a threaded manner.

7. An electric motor rotor assembly sling, according to claim 1, characterised in that a reinforcement bar (9) is provided between the horizontal arm (1) and the vertical arm (2).