CN218829526U - Automatic stator and rotor assembling device - Google Patents

Abstract

The utility model discloses an automatic assembly device of stator and rotor, it includes down fixed module, first electric jar, receives first backup pad, the setting that up-and-down motion was carried out in first electric jar drive is in just be located in on the first backup pad last pressure equipment module, the setting directly over the fixed module down are in the module is supported on the lower top of just propping up rotor rotation axis low side in the first backup pad, it is including fixing to go up the pressure equipment module second electric jar in the first backup pad, receives the pressure equipment head, the activity that up-and-down motion was carried out in the drive of second electric jar are hung and are established overhead second backup pad of pressure equipment, fix second backup pad upper surface and with the pressure sensor of pressure equipment head bottom contact, second backup pad lower surface elasticity is provided with the second ejector pin that is used for the top to support rotor rotation axis top. The utility model discloses the equipment of realization stator and rotor that can be accurate overcomes magnetic field to the incline influence problem of rotor pressure equipment process, has improved assembly precision and assembly efficiency.

Description

Automatic stator and rotor assembling device

[ technical field ] A method for producing a semiconductor device

The utility model belongs to the technical field of the motor equipment, especially, relate to an automatic assembly device of stator and rotor.

[ background ] A method for producing a semiconductor device

The motors are widely used, so that the market capacity of the motors is extremely large, and the production of the motors is basically automated. During the production of the motor, the rotor assembly needs to be pressed into the stator housing. When the rotor assembly is arranged in the stator shell, the rotor assembly is easy to deflect in the pressing process due to the action of a magnetic field, so that poor assembly is caused; and the depth of the rotor assembly inserted into the stator shell is difficult to control and the assembly is difficult.

In the prior art, patent publication No. CN113146199A discloses a motor stator and rotor press-fit assembly mechanism, which includes a rotor transfer mechanism, a stator carrier and a guide mechanism, wherein the rotor transfer mechanism includes a lifting mechanism and a clamping mechanism, the clamping mechanism is used for clamping and positioning a rotor, the stator carrier is used for positioning and fixing a stator casing, the guide mechanism is used for positioning and supporting a lower port of a rotor shaft to guide and limit the downward movement of the rotor, the assembly mechanism guides and limits the downward movement of the rotor shaft in a press-fit process in an up-and-down opposite-top mode, although the problem of downward pressing and deflection of a rotor assembly by a magnetic field is solved, the problem of depth limitation of the rotor inserted into the stator casing is not effectively solved. Although two positioning units and a plurality of limiting columns are arranged in the clamping mechanism for clamping the rotor in the assembling mechanism, the positioning units mainly aim to detect whether the rotor is placed in place or not, and send out a signal to inform the gas clamp to clamp the rotor if the rotor is placed in place; the plurality of limiting columns only limit the placing positions of the rotors; in the detection mechanism, the press mounting depth of the rotor and the stator is controlled only by detecting that the press mounting pressure reaches a preset value through the pressure sensor, and the height difference between the rotor and other parts in the stator shell cannot be accurately controlled.

Therefore, it is desirable to provide a new automatic stator and rotor assembling device to solve the above problems.

[ Utility model ] content

The utility model discloses a main aim at provides an automatic assembly device of stator and rotor, the equipment of realization stator and rotor that can be accurate, overcome the incline influence problem of magnetic field to rotor pressure equipment process, improved assembly precision and assembly efficiency.

The utility model discloses a following technical scheme realizes above-mentioned purpose: the utility model provides an automatic assembly device of stator and rotor, its includes down fixed module, first electric jar, receives first backup pad, the setting that first electric jar drive carried out the up-and-down motion is in just be located on the first backup pad last pressure equipment module, the setting directly over the fixed module down be in on the first backup pad and the lower top of supporting rotor rotation axis low side is supporting the module, go up the pressure equipment module including fixing second electric jar on the first backup pad, receive the pressure equipment head, the activity that second electric jar drive carried out the up-and-down motion are hung and are established the overhead second backup pad of pressure equipment, fix the second backup pad upper surface and with the pressure sensor of pressure equipment head bottom contact, backup pad surface elasticity is provided with the second ejector pin that is used for supporting rotor rotation axis top under the second.

Furthermore, the lower fixing module comprises a supporting platform, pressing cylinders positioned on two sides of the supporting platform, pressing blocks driven by the pressing cylinders to press the stator casing, and positioning columns arranged on the supporting platform and matched with corresponding holes in the stator casing.

Furthermore, the lower jacking module comprises a first air cylinder fixed on the first supporting plate, and a first ejector rod driven by the first air cylinder to move up and down and jacking the bottom end of the rotating shaft of the rotor, and the first ejector rod movably penetrates through the supporting platform.

Furthermore, the upper press-mounting module further comprises a third support plate fixed below the second support plate, a first sensor arranged on the third support plate and used for detecting the position of the flange, a second sensor arranged on the third support plate and used for detecting the position of the end face of the shaft, and a pressing block fixed on the lower surface of the third support plate and used for pressing and holding the end face of the rotor shaft downwards, and the second support plate is movably arranged on the second support plate up and down.

Furthermore, the third supporting plate is fixedly connected to the lower surface of the second supporting plate through a guide sleeve; the second ejector rod is arranged in the guide sleeve, and a first spring which supports the second ejector rod downwards is arranged in the guide sleeve.

Furthermore, a floating support plate is arranged below the third support plate in an up-and-down elastic floating mode, a first induction probe for sensing the end face position of the shaft is movably arranged on the floating support plate up and down, the second sensor is fixed on the floating support plate, and the sensing end of the second sensor is in abutting contact with the top of the first induction probe.

Furthermore, the third backup pad elasticity is floated from top to bottom and is provided with the second inductive probe of response flange position, the second inductive probe is elastic probe, by jack-up, its top stretches into the induction area realization signal detection of first sensor after contacting the flange terminal surface.

Further, the device also comprises a press mounting height detection sensor for detecting the descending height of the second supporting plate.

Compared with the prior art, the utility model relates to a stator lies in with automatic assembly device of rotor's beneficial effect: the lower jacking module for jacking the lower end face of the rotor rotating shaft is arranged, the ejector rod for jacking the top end of the rotor rotating shaft is arranged in the upper press-fitting module, the upper jacking module and the lower jacking module are matched to jack the rotor up and down, and then the rotor is pressed into the stator shell together, so that the problem of deflection caused by the influence of a magnetic field on the rotor in the assembling process is effectively solved, and the concentricity of the rotor in the assembling process and the verticality of the rotating shaft are also guaranteed; the first sensor and the second sensor are arranged on the upper press-fitting die in an assembling mode, the positions of the shaft end face and the flange end face in the press-fitting process are monitored in real time, and the position accuracy of rotor press-fitting is guaranteed.

[ description of the drawings ]

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural view of a lower fixing module and a lower supporting module according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of an upper press-fitting module in the embodiment of the present invention;

fig. 4 is a schematic view of a part of the structure of the upper press-fitting module in the embodiment of the present invention;

fig. 5 is a schematic bottom view of the upper press-fitting module according to the embodiment of the present invention;

the figures in the drawings represent:

100-automatic stator and rotor assembling device;

1-a lower fixing module, 11-a supporting platform, 12-a pressing cylinder, 13-a pressing block and 14-a positioning column; 2-a first electric cylinder; 3-a first support plate; 4-an upper press-mounting module, 41-a second electric cylinder, 42-a press-mounting head, 43-a second support plate, 44-a pressure sensor, 45-a third support plate, 46-a second ejector rod, 47-a first sensor, 48-a second sensor, 49-a press-holding block, 410-a lug plate, 411-a guide sleeve, 412-a floating support plate, 413-a first induction probe and 414-a second induction probe; 5-a lower jacking module, 51-a first cylinder and 52-a first ejector rod; 6-pressing a height detection sensor; 7-buffer cylinder.

[ detailed description ] embodiments

The embodiment is as follows:

referring to fig. 1 to 5, the present embodiment is an automatic stator and rotor assembling apparatus 100, which includes a lower fixing module 1 for fixing a stator, a first electric cylinder 2, a first supporting plate 3 driven by the first electric cylinder 2 to move up and down, an upper press-fitting module 4 disposed on the first supporting plate 3 and located right above the lower fixing module 1, and a lower supporting module 5 disposed on the first supporting plate 3 and supporting a lower end of a rotor rotation axis.

The lower fixing module 1 comprises a supporting platform 11, pressing cylinders 12 located on two sides of the supporting platform 11, pressing blocks 13 driven by the pressing cylinders 12 to press the stator casing, and positioning columns 14 arranged on the supporting platform 11 and matched with corresponding holes in the stator casing.

The lower supporting module 5 includes a first cylinder 51 fixed on the first supporting plate 3, and a first rod 52 driven by the first cylinder 51 to move up and down and supporting the bottom end of the rotor rotating shaft, wherein the first rod 52 movably penetrates through the supporting platform 11.

The upper press-fitting module 4 includes a second electric cylinder 41 fixed on the first support plate 3, a press-fitting head 42 driven by the second electric cylinder 41 to move up and down, a second support plate 43 movably disposed on the first support plate 3 up and down, a pressure sensor 44 fixed on the upper surface of the second support plate 43 and contacting with the bottom of the press-fitting head 42, a third support plate 45 fixed below the second support plate 43, a second rod 46 elastically hung on the lower surface of the second support plate 43 and supporting the top end of the rotor rotating shaft, a first sensor 47 disposed on the third support plate 45 and detecting the flange position, a second sensor 48 disposed on the third support plate 45 and detecting the shaft end position, and a press-holding block 49 fixed on the lower surface of the third support plate 45 and pressing and holding the rotor shaft end face downward, wherein the second support plate 43 is hung on the press-fitting head 42 through a pair of lug plates 410.

The third support plate 45 is fixedly coupled to the lower surface of the second support plate 43 through a guide sleeve 411. The second push rod 46 is disposed in the guide sleeve 411, and a first spring (not shown) for pushing the second push rod 46 downward is disposed in the guide sleeve 411.

The floating support plate 412 is elastically and vertically arranged below the third support plate 45 in a floating manner, the first induction probe 413 for sensing the end face position of the shaft is movably arranged on the floating support plate 412 up and down, the second sensor 48 is fixed on the floating support plate 412, and the sensing end of the second sensor is in abutting contact with the top of the first induction probe 413.

The third supporting plate 45 is provided with a second sensing probe 414 for sensing the position of the flange in an up-and-down elastic floating manner, the second sensing probe 414 is an elastic probe and is jacked up after contacting the end face of the flange, and the top end of the second sensing probe extends into a sensing area of the first sensor 47 to realize signal detection.

The present embodiment further includes a press-fitting height detection sensor 6 that detects the lowering height of the second support plate 43.

The embodiment also comprises a buffer cylinder 7, and the movable end of the buffer cylinder 7 is connected with the first supporting plate 3.

The working principle of the automatic stator and rotor assembling device 100 in this embodiment is as follows: the mechanical arm places the stator casing on the supporting platform 11, accurately positions the stator casing through the positioning column 14, and tightly presses and fixes the stator casing through the pressing block 13; then the manipulator moves the rotor to the upper part of the stator casing, the first electric cylinder 2 drives the first supporting plate 3 to move to a set height, then the first cylinder 51 drives the first ejector rod 52 to extend to prop against the bottom of the rotor rotating shaft, synchronously, the second electric cylinder 41 drives the second supporting plate 43 to descend, the second ejector rod 46 props against the top of the rotor rotating shaft, and the manipulator withdraws; the second electric cylinder 41 drives the second supporting plate 43 to continuously descend until the first sensor 47 and the second sensor 48 detect signals, the descending is stopped, the rotor assembly is pressed in place, and in the process, the pressure sensor 44 monitors the pressing force in real time to prevent products from being crushed.

In the embodiment, the automatic stator and rotor assembling device 100 is provided with the lower jacking module for jacking the lower end surface of the rotor rotating shaft, and the ejector rod for jacking the top end of the rotor rotating shaft is arranged in the upper press-fitting module, and the lower jacking module and the ejector rod are matched to jack the rotor up and down and then press the rotor into the stator shell together, so that the problem of deflection caused by the influence of a magnetic field on the rotor in the assembling process is effectively solved, and the concentricity of the rotor in the assembling process and the verticality of the rotating shaft are also ensured; the first sensor and the second sensor are arranged on the upper press-fitting die in an assembling mode, the positions of the shaft end face and the flange end face in the press-fitting process are monitored in real time, and the position accuracy of rotor press-fitting is guaranteed.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims (7)

1. The utility model provides a stator and automatic assembly device of rotor which characterized in that: it includes fixed module, first electric jar, receives first backup pad that first electric jar drive carries out the up-and-down motion, sets up just be located on the first backup pad last pressure equipment module directly over the fixed module down, set up and be in on the first backup pad and the lower top that the top is supporting rotor rotation axis low side hold the module, go up the pressure equipment module including fixing second electric jar on the first backup pad, receive the pressure equipment head that second electric jar drive carried out the up-and-down motion, activity hang and establish in pressure equipment overhead second backup pad, fix second backup pad upper surface and with pressure equipment head bottom contact's pressure sensor, fix third backup pad below the second backup pad, set up and be in on the third backup pad and detect the flange position first sensor, set up and be in on the third backup pad and detect the second sensor of axle head face position and fix the pressure support piece that rotor rotation axis terminal surface is held to third backup pad lower surface downward pressure, second backup pad lower surface elasticity is provided with the second ejector pin that is used for supporting rotor rotation axis top.

2. The automatic stator and rotor assembling device according to claim 1, wherein: the lower fixing module comprises a supporting platform, pressing cylinders located on two sides of the supporting platform, pressing blocks driven by the pressing cylinders to press the stator casing, and positioning columns arranged on the supporting platform and matched with corresponding holes in the stator casing.

3. The automatic stator and rotor assembling device according to claim 2, wherein: the lower supporting module comprises a first air cylinder fixed on the first supporting plate, and a first ejector rod driven by the first air cylinder to move up and down and supporting the bottom end of the rotating shaft of the rotor, and the first ejector rod movably penetrates through the supporting platform.

4. The automatic stator and rotor assembly device according to claim 1, wherein: the third supporting plate is fixedly connected to the lower surface of the second supporting plate through a guide sleeve; the second ejector rod is arranged in the guide sleeve, and a first spring which supports the second ejector rod downwards is arranged in the guide sleeve.

5. The automatic stator and rotor assembling device according to claim 1, wherein: the upper portion and the lower portion of the third supporting plate are elastically floated to form a floating supporting plate, a first induction probe which induces the end face position of the shaft is movably arranged on the floating supporting plate up and down, the second sensor is fixed on the floating supporting plate, and the induction end of the second sensor is in abutting contact with the top of the first induction probe.

6. The automatic stator and rotor assembling device according to claim 1, wherein: the third backup pad elasticity is floated about from top to bottom and is provided with the second inductive probe of response flange position, second inductive probe is elastic probe, by jack-up after contacting the flange terminal surface, and its top stretches into the induction area realization signal detection of first sensor.

7. The automatic stator and rotor assembly device according to claim 1, wherein: the device also comprises a press mounting height detection sensor for detecting the descending height of the second supporting plate.

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