Automatic thermal assembly equipment for motor housing stator

Abstract

The invention discloses an automatic thermal installation device for a motor housing stator, comprising a frame, an electric control box is arranged in the frame, an electric control system is arranged in the electric control box, a left workbench and a right workbench are arranged on the frame, a first workstation, a second workstation and a third workstation are arranged on the left workbench from left to right in sequence, a shifting and picking mechanism is arranged in the middle of the left workbench, the first workstation, the second workstation and the third workstation are all arranged within the travel range of the shifting and picking mechanism, a high-frequency heating mechanism is arranged on the rear side of the left workbench; the right workbench is arranged on the right side of the left workbench, a material unloading transmission mechanism is arranged on the right workbench, and a cooling mechanism is arranged on the upper side of the material unloading transmission mechanism; the invention has a simple structure, is easy to use, realizes automation, can work continuously, saves labor, meets production needs and improves production efficiency, and has good market application value.

Description

Technical Field

[0001] The invention relates to the field of motor assembly equipment, and in particular to an automatic thermal assembly equipment for a motor housing stator. Background Art

[0002] When installing the motor housing and stator, first place the housing in an oven to heat it, then press the stator down on the workbench next to it to complete the assembly. This is based on the principle of thermal expansion and contraction. The existing assembly process is completed manually, which has safety hazards. In addition, the operation time of operators is different, the physical properties of thermal expansion and contraction of the product are reduced, the assembly quality of the product is reduced accordingly, and the production efficiency is low, which cannot meet the real needs of the market. Therefore, the existing technology has defects and needs to be improved. Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide a novel automatic thermal installation device for a motor housing stator.

[0004] To achieve the above-mentioned purpose, the present invention adopts the following technical scheme: an automatic thermal mounting device for a motor housing stator, comprising a frame, an electric control box is arranged in the frame, an electric control system is arranged in the electric control box, a left workbench and a right workbench are arranged on the frame, a first workstation, a second workstation and a third workstation are arranged on the left workbench from left to right, a shifting and picking mechanism is arranged in the middle of the left workbench, the first workstation, the second workstation and the third workstation are all arranged within the travel range of the shifting and picking mechanism, and a high-frequency heating mechanism is arranged on the rear side of the left workbench;

[0005] The right workbench is arranged on the right side of the left workbench, a material unloading transmission mechanism is arranged on the right workbench, and a cooling mechanism is arranged on the upper side of the material unloading transmission mechanism;

[0006] A feeding robot is arranged on the left side of the left workbench, and the motor housing to be processed is placed in the first station by the feeding robot; the motor housing of the first station is clamped by the clamping component of the shifting and picking mechanism, and moved to the second station; the motor housing is driven by the second station to move to the working position of the high-frequency heating mechanism, and the motor housing is heated by the high-frequency heating mechanism; the second station moves the heated motor housing to the working position of the shifting and picking mechanism; the heated motor housing is clamped by the clamping component of the shifting and picking mechanism, and moved to the third station; A feeding robot is arranged on the right side of the left workbench, and the stator of the motor is placed in the heated motor casing by the feeding robot; the assembled motor casing is moved to the working position of the shifting and picking mechanism by the third station; the clamping component of the shifting and picking mechanism clamps the assembled motor casing and moves it to the feeding port of the unloading and conveying mechanism; the unloading and conveying mechanism drives the assembled motor casing to move to the right, and the assembled motor casing is cooled by the cooling mechanism, and then the unloading and conveying mechanism moves the motor casing to the discharging port, and the motor casing is closed at the discharging port.

[0007] Preferably, in the automatic thermal mounting equipment for the motor housing stator, the first station portion comprises a first unloading seat, a first supporting seat and a first driving member, the first driving member is mounted on the left workbench, the first supporting seat is mounted on the first driving member, and the first unloading seat is mounted on the first supporting seat;

[0008] The first driving member includes a pushing member and a guide rail member, the guide rail member is arranged along the front-rear direction of the left workbench, the guide rail member includes a guide rail support plate, a guide rail is arranged on the guide rail support plate, and at least two guide blocks adapted to the guide rail are arranged on the guide rail; the guide block is fixed at the middle position of the bottom of the first supporting seat;

[0009] The pushing component is arranged at the rear side of the first supporting seat, and the pushing component includes a push rod cylinder, which is fixed on the left workbench. The movable end of the push rod cylinder is connected to the first supporting seat, driving the first supporting seat to move back and forth on the left workbench.

[0010] Preferably, in the automatic shrink-fitting device for the motor housing stator, the second station portion comprises a second unloading seat, a second supporting seat and a second driving member, the second driving member is mounted on the left workbench, the second supporting seat is mounted on the second driving member, and the second unloading seat is mounted on the second supporting seat;

[0011] The second driving member includes a translation push rod cylinder, an upward push rod cylinder, a left guide rail assembly and a right guide rail assembly, wherein the left guide rail assembly is arranged on the left side of the bottom of the second support seat, and the right guide rail assembly is arranged on the right side of the bottom of the second support seat;

[0012] The translation push rod cylinder is arranged on the rear side of the second support seat, and the movable end of the translation push rod cylinder is connected to the second support seat, driving the second support seat to move back and forth on the left workbench; the upward moving push rod cylinder is fixed on the lower side of the second support seat, and a push rod through hole is provided in the middle part of the second support seat, and the push rod of the upward moving push rod cylinder passes through the push rod through hole of the second support seat and is connected to the second discharge seat.

[0013] Preferably, in the motor housing stator automatic thermal mounting device, the first material discharging seat comprises a material discharging plate, and at least one limiting column is provided at each of the four corners of the material discharging plate to form a material discharging position; the structure of the first material discharging seat is the same as that of the second material discharging seat;

[0014] The guide rail component, the left guide rail assembly and the right guide rail assembly have the same structure;

[0015] The first working station portion and the third working station portion have the same structure.

[0016] Preferably, in the automatic thermal installation equipment for the motor housing stator, a guide bearing seat is provided at each of the four corners of the second support seat, a feeding guide column is provided in the guide bearing seat, and the upper end of the feeding guide column is connected to the second discharge seat.

[0017] Preferably, in the automatic hot-loading equipment for the motor housing stator, the shifting and picking mechanism includes a shifting support frame, an X-axis driving component, a Z-axis driving component and a shifting component, the shifting support frame is fixed on the left workbench, the X-axis driving component is fixed on the shifting support frame, the fixed end of the Z-axis driving component is installed on the working end of the X-axis driving component, and the working end of the Z-axis driving component is connected to the shifting component.

[0018] Preferably, in the automatic hot-loading equipment for the motor housing stator, the X-axis driving component includes an X-axis push rod cylinder, an X-axis connecting block, an X-axis auxiliary guide rail and an X-axis photoelectric sensing component, the X-axis push rod cylinder is fixed at one end of the upper side of the shift support frame, the working end of the X-axis push rod cylinder is connected to the X-axis connecting block, the X-axis photoelectric sensing component is installed on the upper side of the shift support frame, the X-axis photoelectric sensing component is located on the rear side of the X-axis push rod cylinder, the shift support frame is provided with an auxiliary plate, the X-axis auxiliary guide rail is arranged on the auxiliary plate, and the X-axis auxiliary guide rail is located on the lower side of the X-axis push rod cylinder.

[0019] Preferably, in the automatic hot-loading equipment for the motor housing stator, the Z-axis driving component includes a Z-axis push rod cylinder, a Z-axis fixed plate and a Z-axis connecting block, the rear side of the Z-axis fixed plate is connected to the X-axis connecting block, the fixed end of the Z-axis push rod cylinder is installed on the upper part of the Z-axis fixed plate, the working end of the Z-axis push rod cylinder moves downward, and the working end of the Z-axis push rod cylinder is connected to the Z-axis connecting block.

[0020] Preferably, in the automatic hot-loading equipment for the motor housing stator, the unloading transmission mechanism includes a servo motor, a conveyor chain and a chain tensioning mechanism, the conveyor chain is arranged on the right workbench, the conveyor chain at one end of the right workbench is provided with a transmission shaft, the transmission shaft is connected to the servo motor arranged on the right workbench through a transmission chain, the chain tensioning mechanism is arranged at the other end of the right workbench, and the chain tensioning mechanism is connected to the other end of the conveyor chain.

[0021] Preferably, in the automatic hot-installation equipment for the motor housing stator, the cooling mechanism includes a cooling chamber, the cooling chamber cover is on the conveying chain of the unloading transmission mechanism, and openings are provided on the conveying chain on the left and right sides of the cooling chamber; a plurality of fan installation positions are provided on the upper part of the cooling chamber, and the fans are fixed in the fan installation positions.

[0022] Compared with the prior art, the invention has the following beneficial effects: by adopting the above scheme, the invention has a simple structure, is easy to use, realizes automation, can work continuously, saves labor, meets production needs and improves production efficiency, and has good market application value. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the general assembly structure of an embodiment of the present invention;

[0024] Figure 2 For the present invention Figure 1 A schematic structural diagram of the first station portion of the embodiment;

[0025] Figure 3 For the present invention Figure 1 A schematic structural diagram of the second station portion of the embodiment;

[0026] Figure 4 For the present invention Figure 1 A schematic structural diagram of a shifting material taking mechanism of an embodiment;

[0027] As shown in the above drawings: frame 1, left workbench 11, first station part 2, first unloading seat 21, first support seat 22, guide rail component 23, pushing component 24, second station part 3, second unloading seat 31, second support seat 32, translation push rod cylinder 33, upward push rod cylinder 34, left guide rail assembly 35, right guide rail assembly 36, third station part 4, shifting material picking mechanism 5, shifting support frame 51, X-axis connecting block 52, Z-axis fixing plate 53, Z-axis push rod cylinder 54, X-axis push rod cylinder 55, shifting mounting plate 56, clamping component 57, Z-axis connecting block 58, X-axis auxiliary guide rail 59, high-frequency heating mechanism 6, unloading transmission mechanism 7, cooling mechanism 8. DETAILED DESCRIPTION

[0028] In order to facilitate the understanding of the present invention, the present invention is described in more detail below in conjunction with the accompanying drawings and specific embodiments. Preferred embodiments of the present invention are provided in the accompanying drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described in this specification. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the present invention more thorough and comprehensive.

[0029] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used in this specification are for illustrative purposes only.

[0030] Unless otherwise defined, all technical and scientific terms used in this specification have the same meaning as those commonly understood by those skilled in the art of the present invention. The terms used in this specification in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention.

[0031] like Figure 1-4As shown, one embodiment of the present invention is that the motor housing stator automatic thermal assembly equipment comprises a frame 1, an electric control box is arranged in the frame 1, an electric control system is arranged in the electric control box, a left workbench 11 and a right workbench are arranged on the frame 1, a first workstation 2, a second workstation 3 and a third workstation 4 are arranged on the left workbench 11 from left to right, a shifting material taking mechanism 5 is arranged in the middle of the left workbench 11, and the first workstation 2, the second workstation 3 and the third workstation 4 are all arranged on the shifting material taking mechanism Within the travel range of the mechanism 5, a high-frequency heating mechanism 6 is provided on the rear side of the left workbench 11; the right workbench is arranged on the right side of the left workbench 11, and a material unloading transmission mechanism 7 is provided on the right workbench, and a cooling mechanism 8 is provided on the upper side of the material unloading transmission mechanism 7; a feeding manipulator is provided on the left side of the left workbench 11, and the motor housing to be processed is placed in the first station part 2 by the feeding manipulator; the motor housing of the first station part 2 is clamped by the clamping component 57 of the shifting and picking mechanism 5, and Move to the second station part 3; the second station part 3 drives the motor housing to move to the working position of the high-frequency heating mechanism 6, and the high-frequency heating mechanism 6 heats the motor housing; the second station part 3 moves the heated motor housing to the working position of the shifting and picking mechanism 5; the clamping component 57 of the shifting and picking mechanism 5 clamps the heated motor housing and moves it to the third station part 4; a feeding manipulator is set on the right side of the left workbench 11, and the stator of the motor is placed in the heated motor housing through the feeding manipulator; the assembled motor housing is moved to the working position of the shifting and picking mechanism 5 through the third station part 4; the clamping component 57 of the shifting and picking mechanism 5 clamps the assembled motor housing and moves it to the feeding port of the unloading transmission mechanism 7; the unloading transmission mechanism 7 drives the assembled motor housing to move to the right, and the assembled motor housing is cooled by the cooling mechanism 8, and then the unloading transmission mechanism 7 moves the motor housing to the discharge port, and closes the motor housing at the discharge port. For example, a feeding manipulator is arranged on the left side of the left workbench 11, or the motor housing to be processed is placed in the first station 2 manually; a feeding manipulator is arranged on the right side of the left workbench 11, or the stator of the motor is placed in the heated motor housing manually; the selected feeding manipulator and feeding manipulator are both four-axis stamping manipulators, model HC1400, and the manipulator is an existing commonly used machine, so no more details are given here. The cylinder, motor and other components selected in this embodiment are all existing commonly used components. Preferably, an upper chassis is arranged on the upper side of the frame, and the left workbench 11 is arranged in the upper chassis. A double door is arranged on the front side of the upper chassis, and a PVC sealing plate is embedded in the door frame of the double door to form an observation window; preferably, a control panel is arranged on the front side of the upper chassis, and a plurality of control buttons are arranged on the lower side of the control panel. Preferably, the control panel is a touch screen, and the device can be operated accordingly through the touch screen and the control buttons, and the information can be fed back to the touch screen for display.Preferably, the electric control system in the electric control box electrically controls the entire set of equipment, and the internal assembly status can be observed through the observation window.

[0032] The first station part 2 includes a first unloading seat 21, a first support seat 22 and a first driving member, the first driving member is installed on the left workbench 11, the first support seat 22 is installed on the first driving member, and the first unloading seat 21 is installed on the first support seat 22; the first driving member includes a pushing component 24 and a guide rail component 23, the guide rail component 23 is arranged along the front and rear direction of the left workbench 11, the guide rail component 23 includes a guide rail support plate, a guide rail is arranged on the guide rail support plate, and at least two guide blocks adapted to the guide rail are arranged on the guide rail; the guide block is fixed to the middle position of the bottom of the first support seat 22; the pushing component 24 is arranged at the rear side of the first support seat 22, the pushing component 24 includes a push rod cylinder, the push rod cylinder is fixed on the left workbench 11, the movable end of the push rod cylinder is connected to the first support seat 22, and drives the first support seat 22 to move forward and backward on the left workbench 11. The push rod cylinder model selected in this embodiment is SYSE 63. Preferably, a fisheye bearing is provided at the front end of the push rod of the push rod cylinder, and the push rod cylinder is connected to the first support seat 22 through the fisheye bearing, thereby driving the first unloading seat 21 to move back and forth on the left workbench 11.

[0033] The second station portion 3 includes a second unloading seat 31, a second support seat 32 and a second driving member, the second driving member is installed on the left workbench 11, the second support seat 32 is installed on the second driving member, and the second unloading seat 31 is installed on the second support seat 32; the second driving member includes a translation push rod cylinder 33, an upward push rod cylinder 34, a left guide rail assembly 35 and a right guide rail assembly 36, the left guide rail assembly 35 is arranged on the bottom left side of the second support seat 32, and the right guide rail assembly 36 is arranged on the bottom left side of the second support seat 32. The component 36 is arranged at the right side of the bottom of the second support seat 32; the translation push rod cylinder 33 is arranged at the rear side of the second support seat 32, and the movable end of the translation push rod cylinder 33 is connected to the second support seat 32, driving the second support seat 32 to move forward and backward on the left workbench 11; the upward push rod cylinder 34 is fixed to the lower side of the second support seat 32, and a push rod through hole is provided in the middle of the second support seat 32, and the push rod of the upward push rod cylinder 34 passes through the push rod through hole of the second support seat 32 and is connected to the second material discharge seat 31. Preferably, a guide bearing seat is provided at each of the four corners of the second support seat 32, and a feeding guide column is provided in the guide bearing seat, and the upper end of the feeding guide column is connected to the second material discharge seat 31.

[0034] Preferably, the first unloading seat 21 includes an unloading plate, and at least one limiting column is provided at each of the four corners of the unloading plate to enclose the unloading position; the structure of the first unloading seat 21 is the same as that of the second unloading seat 31; the structures of the guide rail component 23, the left guide rail assembly 35 and the right guide rail assembly 36 are the same; the structure of the first station part 2 is the same as that of the third station part 4. Preferably, a plurality of connection holes arranged in an array are provided on the upper side of the unloading plate, and at least four limiting columns are provided on the unloading plate, and the limiting columns are adapted to the connection holes. According to the size of the motor housing to be processed, the corresponding limiting columns are inserted into the corresponding connection holes of the unloading plate, and the unloading position is enclosed on the unloading plate to ensure that the motor housing is placed in the unloading position without displacement.

[0035] The shifting and picking mechanism 5 includes a shifting support frame 51, an X-axis driving component, a Z-axis driving component and a shifting component. The shifting support frame 51 is fixed on the left workbench 11, the X-axis driving component is fixed on the shifting support frame 51, the fixed end of the Z-axis driving component is installed on the working end of the X-axis driving component, and the working end of the Z-axis driving component is connected to the shifting component. The X-axis driving component includes an X-axis push rod cylinder 55, an X-axis connecting block 52, an X-axis auxiliary guide rail 59 and an X-axis photoelectric sensing component. The X-axis push rod cylinder 55 is fixed at one end of the upper side of the shift support frame 51, and the working end of the X-axis push rod cylinder 55 is connected to the X-axis connecting block 52. The X-axis photoelectric sensing component is installed on the upper side of the shift support frame 51, and the X-axis photoelectric sensing component is located on the rear side of the X-axis push rod cylinder 55. An auxiliary plate is provided on the shift support frame 51, and the X-axis auxiliary guide rail 59 is arranged on the auxiliary plate. The X-axis auxiliary guide rail 59 is located on the lower side of the X-axis push rod cylinder 55. The Z-axis driving component includes a Z-axis push rod cylinder 54, a Z-axis fixing plate 53 and a Z-axis connecting block 58. The rear side of the Z-axis fixing plate 53 is connected to the X-axis connecting block 52. The fixed end of the Z-axis push rod cylinder 54 is installed on the upper part of the Z-axis fixing plate 53. The working end of the Z-axis push rod cylinder 54 moves downward, and the working end of the Z-axis push rod cylinder 54 is connected to the Z-axis connecting block 58. The displacement component includes a displacement mounting plate 56. The Z-axis connecting block 58 is connected to the middle part of the displacement mounting plate 56. Three clamping components 57 are arranged on the displacement mounting plate 56. The clamping component 57 includes a clamping claw cylinder and a clamping claw arranged on the clamping claw cylinder. The three clamping components 57 are, from left to right, the first clamping component 57, the second clamping component 57, and the third clamping component 57. The first station portion 2 is arranged below the first clamping component 57, the second station portion 3 is arranged below the second clamping component 57, and the third station portion 4 is arranged below the third clamping component 57. The products of each station are clamped by the clamping components 57 corresponding to each station and moved to the next station. The three clamping components 57 operate synchronously.

[0036] The unloading transmission mechanism 7 includes a servo motor, a conveyor chain and a chain tensioning mechanism. The conveyor chain is arranged on the right workbench. The conveyor chain at one end of the right workbench is provided with a transmission shaft. The transmission shaft is connected to the servo motor arranged on the right workbench through a transmission chain. The chain tensioning mechanism is arranged at the other end of the right workbench. The chain tensioning mechanism is connected to the other end of the conveyor chain. The assembled motor housing moves to the inlet on the left side of the unloading transmission mechanism 7; the unloading transmission mechanism 7 drives the assembled motor housing to move to the right, and during the right movement, the motor housing is cooled by the cooling mechanism 8. Then, the unloading transmission mechanism 7 moves the motor housing to the discharge port, and closes the motor housing at the discharge port.

[0037] The cooling mechanism 8 includes a cooling chamber, and the cooling chamber is covered on the conveying chain of the unloading transmission mechanism 7. The left and right sides of the cooling chamber are provided with openings on the conveying chain; the upper part of the cooling chamber is provided with a plurality of fan installation positions, and fans are fixed in the fan installation positions. Preferably, the cooling mechanism 8 also includes a water cooler, and the water pipe of the water cooler is arranged on the lower side of the conveying chain. Preferably, the upper part of the cooling chamber is provided with four fan installation positions, and a 12-inch fan is fixed in each of the four fan installation positions. Preferably, the water cooler chassis is arranged on the rear side of the rack.

[0038] The motor housing stator automatic hot-installation equipment in this embodiment, at the beginning of the operation of the equipment, the staff first adjusts the movement position of each component and the position of the photoelectric switch according to the size of the OEM motor housing to ensure that the equipment is suitable for the OEM product. First, the motor housing to be processed is placed on the discharge position of the first station part by a robot or manually, and the push rod cylinder of the first station part drives the first discharge seat to move back to just below the first clamping component of the shifting and picking mechanism; then the electronic control system drives the Z-axis push rod cylinder corresponding to the shifting and picking mechanism to lower the shifting component to a certain height to facilitate the clamping of the motor housing in the first station part, and then the electronic control system drives the Z-axis push rod cylinder corresponding to the shifting and picking mechanism to move the shifting component up, and then the electronic control system drives the X-axis push rod cylinder corresponding to the shifting and picking mechanism to move the shifting component up. The motor moves right to the top of the second station, and then the electronic control system drives the Z-axis push rod cylinder to lower the first clamping component of the shifting member to a certain height so that the motor housing can be clamped and placed on the discharge position of the second station, and then the shifting and picking mechanism is reset; then the electronic control system drives the translation push rod cylinder of the second station to work, and the translation push rod cylinder drives the second station to move back to the working position of the high-frequency heating mechanism, and then the upward push rod cylinder drives the second discharge seat to move upward, so that the heating ring of the high-frequency heating mechanism is located in the motor housing, and the high-frequency heating mechanism heats the motor The outer shell is heated. After the heating is completed, the upward push rod cylinder drives the second discharge seat to move downward, and then the translation push rod of the second station drives the second discharge seat to move forward to just below the second clamping component of the shifting and picking mechanism; then the second clamping component of the shifting and picking mechanism clamps the motor shell on the second discharge seat through the cooperation of the X-axis push rod cylinder and the Z-axis push rod cylinder, and moves it to the third discharge seat of the third station to wait for assembly; then the stator is pressed into the heated motor shell by a robot or manually; then the push rod cylinder of the third station drives the third The unloading seat moves backward to just below the third clamping component of the shifting and picking mechanism; then the third clamping component of the shifting and picking mechanism clamps the motor housing assembled on the third unloading seat through the cooperation of the X-axis push rod cylinder and the Z-axis push rod cylinder, and moves it to the feeding port of the unloading transmission mechanism, and then the shifting and picking mechanism is reset; the assembled motor housing is driven by the unloading transmission mechanism to move to the right, and is cooled by the cooling mechanism during the right movement, and then the unloading transmission mechanism moves the motor housing to the discharging port, and the motor housing is closed at the discharging port to complete the assembly.

[0039] It should be noted that the above-mentioned technical features are further combined with each other to form various embodiments not listed above, which are all deemed to be within the scope of the present invention; and, for ordinary technicians in this field, they can be improved or transformed according to the above description, and all these improvements and transformations should fall within the scope of protection of the claims attached to the present invention.

Claims

1. An automatic thermal assembly device for a motor housing stator, comprising a frame, an electric control box arranged in the frame, and an electric control system arranged in the electric control box, characterized in that: A left workbench and a right workbench are arranged on the frame, a first workstation, a second workstation and a third workstation are arranged on the left workbench from left to right, a shifting and picking mechanism is arranged in the middle of the left workbench, the first workstation, the second workstation and the third workstation are all arranged within the travel range of the shifting and picking mechanism, and a high-frequency heating mechanism is arranged at the rear side of the left workbench; The right workbench is arranged on the right side of the left workbench, a material unloading transmission mechanism is arranged on the right workbench, and a cooling mechanism is arranged on the upper side of the material unloading transmission mechanism; A feeding robot is arranged on the left side of the left workbench, and the motor housing to be processed is placed in the first station by the feeding robot; the motor housing of the first station is clamped by the clamping component of the shifting and picking mechanism, and moved to the second station; the motor housing is driven by the second station to move to the working position of the high-frequency heating mechanism, and the motor housing is heated by the high-frequency heating mechanism; the second station moves the heated motor housing to the working position of the shifting and picking mechanism; the heated motor housing is clamped by the clamping component of the shifting and picking mechanism, and moved to the third station; A feeding manipulator is arranged on the right side of the left workbench, and the stator of the motor is placed in the heated motor housing by the feeding manipulator; the assembled motor housing is moved to the working position of the shifting and picking mechanism by the third station; the clamping component of the shifting and picking mechanism clamps the assembled motor housing and moves it to the feeding port of the unloading and conveying mechanism; the unloading and conveying mechanism drives the assembled motor housing to move to the right, and the assembled motor housing is cooled by the cooling mechanism, and then the unloading and conveying mechanism moves the motor housing to the discharging port, and the motor housing is closed at the discharging port; The first station portion includes a first unloading seat, a first supporting seat and a first driving member, the first driving member is mounted on the left workbench, the first supporting seat is mounted on the first driving member, and the first unloading seat is mounted on the first supporting seat; The first driving member includes a pushing member and a guide rail member, the guide rail member is arranged along the front-rear direction of the left workbench, the guide rail member includes a guide rail support plate, a guide rail is arranged on the guide rail support plate, and at least two guide blocks adapted to the guide rail are arranged on the guide rail; the guide block is fixed at the middle position of the bottom of the first supporting seat; The pushing component is arranged at the rear side of the first supporting seat, and the pushing component comprises a push rod cylinder, the push rod cylinder is fixed on the left workbench, and the movable end of the push rod cylinder is connected to the first supporting seat, so as to drive the first supporting seat to move forward and backward on the left workbench; The second workstation comprises a second unloading seat, a second supporting seat and a second driving member, wherein the second driving member is mounted on the left workbench, the second supporting seat is mounted on the second driving member, and the second unloading seat is mounted on the second supporting seat; The second driving member includes a translation push rod cylinder, an upward push rod cylinder, a left guide rail assembly and a right guide rail assembly, wherein the left guide rail assembly is arranged on the left side of the bottom of the second support seat, and the right guide rail assembly is arranged on the right side of the bottom of the second support seat; The translation push rod cylinder is arranged at the rear side of the second support seat, and the movable end of the translation push rod cylinder is connected to the second support seat, driving the second support seat to move forward and backward on the left workbench; the upward push rod cylinder is fixed to the lower side of the second support seat, and a push rod through hole is provided in the middle part of the second support seat, and the push rod of the upward push rod cylinder passes through the push rod through hole of the second support seat and is connected to the second unloading seat; The first material discharging seat comprises a material discharging plate, and at least one limiting column is arranged at each of the four corners of the material discharging plate to form a material discharging position; the structure of the first material discharging seat is the same as that of the second material discharging seat; The guide rail component, the left guide rail assembly and the right guide rail assembly have the same structure; The first station portion has the same structure as the third station portion; A guide bearing seat is respectively arranged at the four corners of the second supporting seat, a feeding guide column is arranged in the guide bearing seat, and the upper end of the feeding guide column is connected to the second unloading seat.

2. The automatic shrink-fitting equipment for motor housing stator according to claim 1, characterized in that: The shifting and picking mechanism includes a shifting support frame, an X-axis driving component, a Z-axis driving component and a shifting component. The shifting support frame is fixed on the left workbench, the X-axis driving component is fixed on the shifting support frame, the fixed end of the Z-axis driving component is installed on the working end of the X-axis driving component, and the working end of the Z-axis driving component is connected to the shifting component.

3. The automatic shrink-fitting equipment for motor housing stator according to claim 2, characterized in that: The X-axis driving component includes an X-axis push rod cylinder, an X-axis connecting block, an X-axis auxiliary guide rail and an X-axis photoelectric sensing component. The X-axis push rod cylinder is fixed at one end of the upper side of the shift support frame, and the working end of the X-axis push rod cylinder is connected to the X-axis connecting block. The X-axis photoelectric sensing component is installed on the upper side of the shift support frame, and the X-axis photoelectric sensing component is located on the rear side of the X-axis push rod cylinder. An auxiliary plate is provided on the shift support frame, and the X-axis auxiliary guide rail is arranged on the auxiliary plate. The X-axis auxiliary guide rail is located on the lower side of the X-axis push rod cylinder.

4. The automatic shrink-fitting equipment for motor housing stator according to claim 3, characterized in that: The Z-axis driving component includes a Z-axis push rod cylinder, a Z-axis fixed plate and a Z-axis connecting block. The rear side of the Z-axis fixed plate is connected to the X-axis connecting block. The fixed end of the Z-axis push rod cylinder is installed on the upper part of the Z-axis fixed plate. The working end of the Z-axis push rod cylinder moves downward, and the working end of the Z-axis push rod cylinder is connected to the Z-axis connecting block.

5. The automatic shrink-fitting equipment for motor housing stator according to claim 1, characterized in that: The unloading transmission mechanism includes a servo motor, a conveyor chain and a chain tensioning mechanism. The conveyor chain is arranged on the right workbench. The conveyor chain at one end of the right workbench is provided with a transmission shaft. The transmission shaft is connected to the servo motor arranged on the right workbench through a transmission chain. The chain tensioning mechanism is arranged at the other end of the right workbench, and the chain tensioning mechanism is connected to the other end of the conveyor chain.

6. The automatic shrink-fitting equipment for motor housing stator according to claim 5, characterized in that: The cooling mechanism comprises a cooling chamber, which is covered on the conveying chain of the unloading transmission mechanism, and openings are arranged on the conveying chain on the left and right sides of the cooling chamber; a plurality of fan installation positions are arranged on the upper part of the cooling chamber, and fans are fixed in the fan installation positions.

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