A stator rotor vertical assembly machine

Abstract

A stator-rotor vertical assembly machine comprises a frame, a fixed frame, side plates, a back plate and a top plate, a working platform is horizontally arranged in the middle of the frame, and a mounting through hole is arranged in the center of the frame; the mounting platform is arranged above the mounting through hole in the center of the working platform, and a center through hole is arranged on the frame; two workpiece clamping members are arranged on both sides of the mounting platform; a fixed frame is vertically arranged on the bottom surface of the working platform; two slide rails and a slider, the slide rails are arranged on the front side of the fixed frame facing the mounting through hole; a lifting seat, one side of which is fixed to the top surface of the slider on the two slide rails, and a through hole is arranged on one side of the upper end surface of the lifting seat; a fixing pin is vertically arranged on the other side of the upper end surface of the lifting seat; a lifting screw, both ends of which are arranged on the front side of the fixed frame through a bearing seat; the lower end of the lifting screw is connected to a first driving device; a lifting mechanism is vertically arranged on one side of the through hole on the upper end surface of the top plate, and its output end passes through the through hole of the top plate; a fixed plate is connected to the output end of the lifting mechanism; a controller and a control panel, and the first driving device and the lifting mechanism are electrically connected to the controller.

Description

Technical Field

[0001] The invention relates to assembly equipment, in particular to a stator-rotor vertical assembly machine. Background Art

[0002] New energy vehicles are the development direction of the country's key industries. The core component, the drive motor, needs to meet the peak speed of 12000-16000r / min, which puts very high demands on the assembly quality of the motor's stator and rotor.

[0003] At present, horizontal assembly is widely used in the field of motor assembly. Its structure is relatively complicated and requires the addition of casing stator support components and rotor support components. It is also necessary to ensure that the center lines of the casing stator component and the rotor component are completely aligned to ensure the assembly accuracy. Adjustments are complicated during product changeover, the overall operation is complicated, the mechanical processing requirements are high, and the equipment cost is high. Summary of the invention

[0004] The purpose of the present invention is to design a stator-rotor vertical assembly machine, which adopts a quick-change design to meet the production needs of various products, has a simple and reliable mechanical structure design, is easy to adjust and simplifies the assembly operation process.

[0005] To achieve the above object, the technical solution of the present invention is:

[0006] A stator-rotor vertical assembly machine comprises a frame, a fixed frame and its upper side plates, a back plate and a top plate, a working platform is horizontally arranged in the middle of the frame, and a mounting through hole is arranged in the center of the working platform; a through hole is arranged in the center of the top plate, and three guide holes are arranged along the circumference of the through hole; the mounting platform is arranged above the mounting through hole in the center of the working platform through a plurality of brackets, and a center through hole is arranged on the mounting platform; two workpiece clamps are symmetrically arranged on both sides of the mounting platform; a fixed frame is vertically arranged on the bottom surface of the working platform and is located outside the mounting through hole; two slide rails and corresponding sliders, and the two slide rails are parallel to each other in the height direction of the fixed frame A lifting seat is arranged on the front side of the fixing frame facing the installation through hole; a lifting seat, one side of which is fixed to the top surface of the slider on the two slide rails, and a through hole is arranged on one side of the upper end surface of the lifting seat; a fixing pin is vertically arranged on the other side of the upper end surface of the lifting seat; a lifting screw, both ends of which are arranged on the front side of the fixing frame through bearing seats; the lower end of the lifting screw is connected to the first driving device; a lifting mechanism is vertically arranged on one side of the through hole on the upper end surface of the top plate, and its output end passes through the through hole of the top plate; a fixing plate is connected to the output end of the lifting mechanism; a controller and a control panel, and the first driving device and the lifting mechanism are electrically connected to the controller.

[0007] Preferably, the first driving device includes: a second pulley and a transmission belt thereon, the first pulley is installed at one end of the lifting screw; a driving motor, whose housing is fixed on the fixed frame, and whose output shaft is vertically downward, and a second pulley is arranged on the output shaft, and the transmission belt connects the first and second pulleys.

[0008] Preferably, the lifting mechanism is a servo electric cylinder.

[0009] Preferably, the lifting mechanism includes: a fixed frame, which is vertically arranged on one side of the through hole on the upper end surface of the top plate; two guide rails and corresponding sliders are arranged parallel to the height direction on the fixed frame; a screw, both ends of which are arranged on the upper and lower front sides of the fixed frame through bearing seats and are parallel to the guide rails; a slave pulley is arranged at one end of the screw; a lifting guide plate is arranged on the slider; a motor, which is vertically arranged on one side of the fixed frame, and a main pulley is arranged on its output shaft, and the main and slave pulleys are connected by a transmission belt; the motor is electrically connected to the controller; a connecting rod, which is vertically arranged on the front side of the lifting guide plate, and its lower end is connected to the fixed plate.

[0010] Preferably, three guide rods are evenly and vertically arranged on the fixing plate to ensure the plane stability during assembly, and the three guide rods are respectively passed through the three guide holes of the top plate.

[0011] Preferably, the workpiece clamping member comprises: a clamping cylinder, a cylinder body of which is vertically arranged upward on the bottom surface of the mounting platform, a piston rod of which passes through the mounting platform; and is electrically connected to the controller; a clamping jaw, one end of which is connected to the end of the piston rod.

[0012] Preferably, a plurality of position sensors are arranged at intervals along the length direction on the side surface of the slide rail, and are electrically connected to the controller respectively.

[0013] Preferably, a limit plunger pin is provided on each diagonal position of the working platform corresponding to the mounting platform.

[0014] Beneficial effects of the present invention:

[0015] The present invention is designed as a quick-change design to meet the production needs of various products. The mechanical structure design is simple and reliable, the machine adjustment is simple and the assembly operation process is simplified. The visual assembly is achieved by combining the upper servo electric cylinder and the lower servo motor drive assembly, and the pressure and displacement during the assembly process can be monitored at any time. At the same time, if an abnormal situation occurs, the reverse rotation output of the upper servo electric cylinder and the lower servo motor drive assembly combination can separate the stator and rotor assemblies, achieve reverse exit, and do not damage the workpiece; reduce production costs; have good promotion properties, and can bring good economic benefits. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a stereogram of an embodiment of the present invention.

[0017] Figure 2 It is a front view of an embodiment of the present invention.

[0018] Figure 3 It is a three-dimensional diagram of the first driving device in an embodiment of the present invention.

[0019] Figure 4 It is a three-dimensional diagram of the first driving device in an embodiment of the present invention. DETAILED DESCRIPTION

[0020] See also Figure 1 to Figure 4 A stator-rotor vertical assembly machine of the present invention comprises:

[0021] The frame 1 includes a fixed frame 101 and its upper side plate 102, a back plate 103 and a top plate 104, wherein a working platform 105 is horizontally arranged in the middle of the frame, and a mounting through hole 1051 is arranged in the center of the working platform 105; a through hole 1041 is arranged in the center of the top plate 104, and three guide holes 1042 are arranged along the circumference of the through hole 1041;

[0022] The mounting platform 2 is arranged above the mounting through hole 1051 in the center of the working platform 105 through a plurality of brackets, and a central through hole 21 is arranged on the mounting platform;

[0023] Two workpiece clamping members 3, 3' are symmetrically arranged on both sides of the mounting platform 2;

[0024] The fixing frame 4 is vertically arranged on the bottom surface of the working platform 105 and is located outside the mounting through hole 1051;

[0025] Two slide rails 5, 5' and corresponding sliders, the two slide rails 5, 5' are arranged parallel to the height direction of the fixing frame 4 on the front side of the fixing frame 4 facing the mounting through hole;

[0026] A lifting seat 6, one side of which is fixed to the top surface of the slider on the two slide rails 5, 5', and one side of which is provided with a through hole;

[0027] A fixing pin 7 is vertically arranged on the other side of the upper end surface of the lifting seat 6;

[0028] The lifting screw 8 has two ends disposed on the front side of the fixing frame 4 through bearing seats; the lower end of the lifting screw 8 is connected to the first driving device 9;

[0029] The lifting mechanism 10 is vertically arranged at one side of the through hole 1041 on the upper end surface of the top plate 104, and its output end passes through the through hole 1041 of the top plate 104;

[0030] A fixing plate 11 connected to the output end of the lifting mechanism 10;

[0031] The controller and control panel 12, the first driving device and the lifting mechanism are electrically connected to the controller.

[0032] Preferably, the first driving device 9 comprises:

[0033] First and second pulleys 91, 92 and transmission belts 93 thereon, the first pulley 91 being mounted on one end of the lifting screw 8;

[0034] The driving motor 94 has a housing fixed on the fixing frame 4 , an output shaft of which is vertically downward, a second pulley 92 is arranged on the output shaft, and the transmission belt 93 connects the first and second pulleys 91 , 92 ; the driving motor 94 is preferably a servo motor.

[0035] Preferably, the lifting mechanism 10 is a servo electric cylinder.

[0036] Preferably, three guide rods 15 are evenly and vertically arranged on the fixing plate 11 , and the three guide rods 15 are respectively passed through the three guide holes 1042 of the top plate 104 .

[0037] Preferably, the workpiece clamping member 3 comprises:

[0038] A clamping cylinder 31, whose cylinder body is vertically upwardly arranged on the bottom surface of the mounting platform 2, whose piston rod passes through the mounting platform 2; and is electrically connected to the controller;

[0039] The clamping jaw 32 has one end connected to the end of the piston rod.

[0040] Preferably, a plurality of position sensors 16 are arranged at intervals along the length direction on the side surface of the slide rail 5 and are electrically connected to the controller respectively.

[0041] Preferably, a limiting plunger pin 17, 17' is provided on the working platform at a diagonal position corresponding to the mounting platform.

[0042] Preferably, the lifting mechanism 10 may also include:

[0043] A fixing frame is vertically arranged on one side of the through hole 1041 on the upper surface of the top plate; two guide rails and corresponding sliders are arranged parallel to each other in the height direction;

[0044] The two ends of the lead screw are arranged on the upper and lower sides of the front of the fixing frame through bearing seats and are parallel to the guide rail; one end of the lead screw is provided with a pulley;

[0045] A lifting guide plate is arranged on the sliding block;

[0046] A motor is vertically arranged on one side of the fixing frame, a main pulley is arranged on the output shaft of the motor, and the main and slave pulleys are connected by a transmission belt; the motor is electrically connected to the controller;

[0047] A connecting rod is vertically arranged on the front side of the lifting guide plate, and the lower end of the connecting rod is connected to the fixing plate.

Claims

1. A stator and rotor vertical assembly machine, characterized in that: include, The frame includes a fixed frame and its upper side plates, a back plate and a top plate, wherein a working platform is horizontally arranged in the middle of the frame, and a mounting through hole is arranged in the center of the working platform; a through hole is arranged in the center of the top plate, and three guide holes are arranged along the circumference of the through hole; An installation platform is arranged above the installation through hole in the center of the working platform through a plurality of brackets, and a central through hole is arranged on the installation platform; Two workpiece clamping members are symmetrically arranged on both sides of the mounting platform; A first fixing frame is vertically arranged on the bottom surface of the working platform and is located outside the installation through hole; Two slide rails and corresponding sliders, the two slide rails are arranged parallel to the height direction of the first fixing frame and on the front side of the first fixing frame facing the mounting through hole; A lifting seat, one side of which is fixed to the top surface of the slider on the two slide rails, and one side of which is provided with a through hole; A fixing pin, vertically arranged on the other side of the upper end surface of the lifting seat; A lifting screw, both ends of which are arranged on the front side of the first fixing frame through bearing seats; the lower end of the lifting screw is connected to the first driving device; A lifting mechanism is vertically arranged on one side of the through hole on the upper surface of the top plate, and its output end passes through the through hole of the top plate; A fixing plate connected to the output end of the lifting mechanism; A plurality of position sensors are arranged on the side of the slide rail; A controller and a control panel, wherein the first driving device and the lifting mechanism are electrically connected to the controller.

2. The stator-rotor vertical assembly machine according to claim 1, characterized in that: The first driving device comprises: First and second pulleys and transmission belts thereon, the first pulley being mounted on one end of the lifting screw; The driving motor has a housing fixed on the first fixing frame, an output shaft of the driving motor is vertically downward, a second belt pulley is arranged on the output shaft, and the driving belt connects the first belt pulley and the second belt pulley.

3. The stator-rotor vertical assembly machine according to claim 1, characterized in that: The lifting mechanism is a servo electric cylinder.

4. The stator-rotor vertical assembly machine according to claim 1, characterized in that: The lifting mechanism comprises: A second fixing frame is vertically arranged on one side of the through hole on the upper end surface of the top plate; two guide rails and corresponding sliders are arranged parallel to each other in the height direction; A lead screw, both ends of which are arranged on the upper and lower sides of the front side of the second fixing frame through bearing seats and are parallel to the guide rail; a pulley is arranged at one end of the lead screw; A lifting guide plate is arranged on the sliding block; A motor is vertically arranged on one side of the second fixing frame, a main pulley is arranged on the output shaft thereof, and the main and slave pulleys are connected by a transmission belt; the motor is electrically connected to the controller; A connecting rod is vertically arranged on the front side of the lifting guide plate, and the lower end of the connecting rod is connected to the fixing plate.

5. The stator-rotor vertical assembly machine according to claim 1, characterized in that: Three guide rods are evenly and vertically arranged on the fixing plate, and the three guide rods are respectively passed through the three guide holes of the top plate.

6. The stator-rotor vertical assembly machine according to claim 1, characterized in that: The workpiece clamping member comprises: A clamping cylinder, whose cylinder body is vertically upwardly arranged on the bottom surface of the mounting platform, whose piston rod passes through the mounting platform; and is electrically connected to the controller; A clamping claw, one end of which is connected to the end of the piston rod.

7. The stator-rotor vertical assembly machine according to claim 1, characterized in that: A plurality of position sensors are arranged at intervals along the length direction on the side surface of the slide rail and are electrically connected to the controller respectively.

8. The stator-rotor vertical assembly machine according to claim 1, characterized in that: A limiting plunger pin is provided on each diagonal position of the working platform corresponding to the mounting platform.

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