CN108377075A - Stator and rotor assembling equipment of motor - Google Patents

Abstract

The invention discloses a stator and rotor assembly device for a motor, comprising a machine platform, a stator positioning device, a rotor positioning device and an installation device for driving the stator positioning device and the rotor positioning device to move relative to each other; the stator positioning device uses a stator tooling plate with at least three non-collinear positioning columns to position the stator, cooperates with a clamping device for clamping the stator downward to fix the stator, and simultaneously positions the rotor through a first ejector pin and a second ejector pin of the rotor positioning device, and finally uses the installation device to embed the rotor into the stator. The device has a simple structure, does not require manual operation, has high safety and assembly efficiency, and can effectively ensure assembly accuracy.

Description

Motor stator and rotor assembly equipment

technical field

The invention relates to the field of assembly equipment, in particular to the stator and rotor assembly equipment of a motor.

Background technique

A general motor includes a rotor and a stator. At present, the assembly of the rotor and the stator of the motor is usually done manually. However, because the rotor and the stator of the motor are heavy and have certain precision requirements for the assembly, it is usually necessary to use some auxiliary equipment such as hoisting and clamps. The equipment is cumbersome to operate, the assembly efficiency is low, and it is difficult to maintain accuracy. Especially when completing some permanent magnet stator or rotor assembly work, due to the influence of repulsive force, manual work is more difficult to complete, and it is easy to damage parts or cause personal injury.

Contents of the invention

In order to solve the above problems, the object of the present invention is to provide a stator and rotor assembly equipment for electric motors.

The technical scheme that the present invention adopts for solving its technical problem is:

The stator and rotor assembly equipment of the motor includes a machine table, a stator positioning device, a rotor positioning device, and an installation device that drives the relative movement of the stator positioning device and the rotor positioning device; the stator positioning device includes a stator that is slidably arranged on the machine table Tooling plate, at least three non-colinear positioning columns for positioning the stator are arranged on the stator tooling plate, and clamping devices for clamping the stator downward on both sides of the stator tooling plate are provided on the machine table; The rotor positioning device includes a first thimble and a second thimble respectively arranged at both ends of the machine table and a rotor lifting mechanism located between the first thimble and the second thimble, and the rotor lifting mechanism can transport the rotor upward to the first thimble Between the second thimble, the first thimble passes through the stator placed on the stator positioning device to press against one end of the rotor shaft, and the second thimble presses against the other end of the rotor shaft.

The installation device includes a screw rod connected to the stator tooling plate through a thread structure and a first driving device that drives the screw rod to rotate to drive the stator tooling plate to slide. rails.

The rotor elevating mechanism includes an elevating platform that is slidably arranged on the machine platform and an elevating drive mechanism that can drive the elevating platform for lifting. The elevating platform is equipped with a V-shaped block for placing the rotor.

The V-shaped block is detachably installed on the lifting platform.

The opening angle of the V-shaped block is adjustable.

The second thimble is movably arranged on the thimble seat, and the thimble seat is provided with a thimble cylinder capable of pressing the second thimble out.

An end face positioning plate is installed on one side of the stator tooling plate, and the end face positioning plate has an arc-shaped groove that matches the end face profile of the stator and is used to support the stator.

The end face positioning plate is provided with a waist-shaped hole whose length direction is consistent with the machine width direction, and bolts pass through the waist-shaped hole to fix the end face positioning plate on the stator tooling plate.

The clamping device includes a first cylinder with the telescopic direction facing upwards. A clamping block is pivotally connected to the telescopic rod of the first cylinder. The free ends of the blocks can rest against the stator.

The beneficial effect of the present invention is that: the stator and rotor assembly equipment of the motor includes a machine platform, a stator positioning device, a rotor positioning device, and an installation device that drives the relative movement of the stator positioning device and the rotor positioning device, and the stator positioning device utilizes at least three different The stator tooling plate of the collinear positioning column positions the stator, cooperates with the clamping device that clamps down the stator to fix the stator, and at the same time positions the rotor through the rotor positioning device, and finally uses the mounting device to embed the rotor inside the stator. The structure of the equipment is simple, no manual operation is required, the safety and assembly efficiency are high, and the assembly accuracy can be effectively guaranteed.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is a schematic structural view of the stator positioning device installed on the machine;

Fig. 3 is the structural representation of clamping device;

Fig. 4 is a schematic diagram of the structure of the end face positioning plate installed on the stator tooling plate;

Fig. 5 is a structural schematic view of the rotor positioning device installed on the machine platform.

Detailed ways

The present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments. However, it should be noted that the description of the following embodiments is schematic and does not constitute a specific limitation to the present invention.

Referring to Figures 1 to 5, the stator and rotor assembly equipment of the motor includes a machine 1, on which a stator positioning device 20 and a rotor positioning device 30 are arranged, and the stator positioning device 20 and the rotor positioning device 30 are driven to move relatively The installed device 50; the stator positioning device 20 includes a stator tooling plate 21 slidably arranged on the machine platform 1, and the stator tooling plate 21 is provided with at least three non-collinear positioning columns 22 for positioning the stator. The machine table 1 is provided with clamping devices 40 for clamping the stator down on both sides of the stator tooling plate 21; 32 and a rotor elevating mechanism 33 located between the first thimble 31 and the second thimble 32, the rotor elevating mechanism 33 can transport the rotor up between the first thimble 31 and the second thimble 32, the second thimble 32 Movably arranged on the thimble seat 321, the thimble seat 321 is provided with a thimble cylinder 322 capable of pressing the second thimble 32 out, and the first thimble 31 passes through the stator placed on the stator positioning device 20 to press At one end of the rotating shaft of the rotor, the second thimble 32 presses against the other end of the rotating shaft of the rotor. The stator and rotor assembly equipment of the above motor includes a machine table, a stator positioning device, a rotor positioning device, and an installation device that drives the relative movement of the stator positioning device and the rotor positioning device. The stator positioning device uses a stator with at least three non-colinear positioning columns. The stator is positioned by the tooling plate, and the stator is fixed by the clamping device that clamps the stator downward. At the same time, the rotor is positioned by the rotor positioning device. Finally, the rotor is embedded in the stator by the installation device. The equipment structure is simple and no manual operation is required. , high safety and assembly efficiency, and can effectively ensure the accuracy of assembly.

The installation device 50 includes a threaded screw 51 connected to the stator tooling plate 21 and a first driving device 52 that drives the screw 51 to rotate to drive the stator tooling plate 21 to slide. In this embodiment, the first driving device 52 includes a stepping motor and a synchronous pulley mechanism connected with the stepping motor. The synchronous pulley mechanism drives the screw rod 51 to rotate forward or reversely. The machine table 1 is provided with the stator tooling plate 21 to slide left and right relative to it. The slide rail 11, the bottom surface of the stator tooling plate 21 is provided with a slide block matched with the slide rail 11.

The rotor elevating mechanism 33 includes an elevating platform slidably arranged on the machine platform 1 and an elevating drive mechanism 331 capable of driving the elevating platform for lifting. The elevating platform is equipped with a V-shaped block for placing the rotor. Here, the lifting driving mechanism 331 is an air cylinder, and in other embodiments, it can also be replaced by a linear driving device such as a motor-driven screw nut mechanism.

The V-shaped block is detachably installed on the lifting platform. In order to prevent the V-shaped block from damaging the rotor of the motor, the V-shaped block is generally made of plastic or other non-rigid materials.

Preferably, the opening angles at both ends of the V-shaped block are adjustable, so as to adapt to motor rotors with different diameters.

Further, an end face positioning plate 23 is installed on one side of the stator tooling plate 21, and the end face positioning plate 23 has an arc-shaped groove 231 that matches the end face profile of the stator and is used to support the stator. The arc-shaped groove 231 The size and shape of the motor are configured according to different motor stators.

The end face positioning plate 23 is provided with a waist-shaped hole 232 whose length direction is consistent with the width direction of the machine 1 , and bolts pass through the waist-shaped hole 232 to fix the end face positioning plate 23 on the stator tooling plate 21 . Such a structure can adjust the relative position of the end face positioning plate installed on the stator tooling plate, so as to ensure accurate positioning of the stator.

The clamping device 40 includes a first cylinder 41 with the telescopic direction facing upwards, a clamping block 42 is pivotally connected to the telescoping rod 411 of the first cylinder 41, and a connecting rod 43 with a fixed end is pivotally connected to the middle of the clamping block 42 , the connecting rod 43 can be fixed on the machine table, and can also be fixed on the body of the first cylinder 41, and the free end of the clamping block 42 can lean against the stator of the motor under the extension movement of the telescopic rod 411. The above-mentioned clamping device has a simple structure and good clamping effect. Preferably, two clamping devices are respectively provided on both sides of the stator tooling plate on the machine table to position and fix the stator placed on the stator tooling plate.

The working process of the present invention: first place the stator on the stator tooling plate 21, the stator is fixed by the joint action of the positioning column 22, the arc groove 231 and the clamping device 40, and then the lifting drive mechanism 331 raises the V-shaped block to the specified position. Put the rotor into the V-shaped block, drive the second thimble 32 to tighten the other end of the rotor on the first thimble, at this time, the installation device 50 drives the screw 51 to rotate, thereby driving the stator tooling plate 21 towards the rotor direction movement, and then the rotor can be partially embedded in the stator, the V-shaped block is lowered, the rotor is further embedded in the stator, and then the second thimble and stator tooling plate are reset to complete the assembly of the stator and rotor of the motor.

The above descriptions are only preferred implementations of the present invention, and are not limited to the above specific implementations, as long as the technical solutions that achieve the purpose of the present invention by basically the same means fall within the scope of protection of the present invention.

Claims (9)

1. the stator of motor and rotor assembly equipment, which is characterized in that including board, stator positioning device, rotor fixed position device And the installation device of the driving stator positioning device and the relative movement of rotor fixed position device；

The stator positioning device includes the stator working plate being slideably positioned on board, and at least three are provided on stator working plate A not conllinear positioning column for located stator, the board are equipped with positioned at stator working plate both sides for clamping downwards The clamping device of stator；

The rotor fixed position device include be respectively arranged at board both ends the first thimble and the second thimble and positioned at first top Rotor can be delivered up as the first thimble by the rotor elevating mechanism between needle and the second thimble, the rotor elevating mechanism Between the second thimble, first thimble pass through be positioned over the stator in stator positioning device with top pressure rotor shaft One end, the other end of shaft of the second thimble top pressure in rotor.

2. the stator of motor as described in claim 1 and rotor assembly equipment, it is characterised in that：

The installation device includes the lead screw being connected with stator working plate by helicitic texture and driving lead screw rotation to drive The first driving means of dynamic stator working plate sliding, board are equipped with for the stator working plate with respect to the cunning that it horizontally slips Rail.

3. the stator of motor as described in claim 1 and rotor assembly equipment, it is characterised in that：

The rotor elevating mechanism includes the lifting platform that lifting carriage is set on board and lifting platform work lifting can be driven dynamic The lift drive mechanism of work, configured with the V-block for placing rotor on the lifting platform.

4. the stator of motor as claimed in claim 3 and rotor assembly equipment, it is characterised in that：

The V-block is removably mounted on lifting platform.

5. the stator of motor as claimed in claim 3 and rotor assembly equipment, it is characterised in that：

The opening angle of the V-block is adjustable.

6. the stator of motor as described in claim 1 and rotor assembly equipment, it is characterised in that：

Second thimble is movably set on thimble seat, and the thimble seat is equipped with the thimble for capableing of the ejection of the second thimble of top pressure Cylinder.

7. the stator of motor as described in claim 1 and rotor assembly equipment, it is characterised in that：

The side of the stator working plate is equipped with end face positioning plate, has the end profile with stator on the end face positioning plate Match and be used to support the arc groove of stator.

8. the stator of motor as claimed in claim 7 and rotor assembly equipment, it is characterised in that：

The length direction waist-shaped hole consistent with board width direction is offered on the end face positioning plate, bolt will across waist-shaped hole End face positioning plate is fixed on stator working plate.

9. the stator of motor as described in claim 1 and rotor assembly equipment, it is characterised in that：

The clamping device includes the first cylinder of telescopic direction upward, and a gripping block is articulated on the telescopic rod of the first cylinder, The connecting rod that one end is fixed on board is articulated in the middle part of the gripping block, the free end of gripping block can be resisted against on stator.