Brushless motor iron core and coil welding device

Abstract

The utility model relates to the technical field of brushless motor iron core and coil welding devices, in particular to a brushless motor iron core and coil welding device which comprises a controller, a gun cleaning and wire shearing mechanism, a water-cooling welding gun robot and a positioner mechanism. The gun cleaning and wire shearing mechanism, the water-cooling welding gun robot and the controller are sequentially arranged on the rear side of the positioner mechanism from left to right. The positioner mechanism comprises two sets of headstocks which are symmetrically arranged, a bearing seat assembly, a turnover motor and a positioner support, wherein the bearing seat assembly and the turnover motor are installed on the headstocks respectively, and the positioner support is rotationally connected between the bearing seat assembly and the turnover motor. The positioner support is of an I-shaped structure, the front side and the rear side of a middle rod are each connected with a set of overturning tin soldering plates through a rotating mechanism, and arc blocking plates are fixed to the upper side and the lower side of the middle rod. A plurality of coil sleeve fixing rods are arranged on the front side and the rear side of the overturning tin soldering plate, and iron cores are installed on the coil sleeve fixing rods. The device can be used for welding brushless motor iron cores and coils in batches, the production efficiency is improved, and the labor cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of brushless motor iron core and coil welding devices, in particular to a brushless motor iron core and coil welding device. Background Art

[0002] The stator core and coil need to be welded. The welding steps are usually as follows: Before welding, clean the welding surfaces of the core and coil to remove surface oil, oxides and impurities to ensure that the welding surfaces are clean and smooth. Confirm the welding specifications and standards, including welding methods, welding parameters, and selection of welding materials. Place the coil correctly in the slot of the stator core and fix it with a clamp or other means to ensure that the coil does not move. Use a welding gun or welding machine to heat the contact surface of the coil and the core, and add welding wire at the same time. Control the welding temperature and time. Usually, the welding temperature does not exceed 300°C and the welding time does not exceed 3 seconds to avoid deformation or damage to the core caused by excessive temperature.

[0003] A device is needed to automatically, batch-wise and quickly weld and collect the iron cores and coils after welding, so as to improve production efficiency and reduce labor costs. Utility Model Content

[0004] In order to overcome the existing deficiencies, the utility model provides a brushless motor core and coil welding device.

[0005] The technical solution adopted by the utility model to solve its technical problems is: a brushless motor iron core and coil welding device, including a controller, a gun cleaning and wire cutting mechanism, a water-cooled welding gun robot and a positioner mechanism; the gun cleaning and wire cutting mechanism, the water-cooled welding gun robot and the controller are arranged in sequence from left to right at the rear side of the positioner mechanism, the positioner mechanism includes two symmetrically arranged groups of head frames, a bearing seat assembly and a flip motor respectively mounted on the head frames, and a positioner bracket rotatably connected between the bearing seat assembly and the flip motor; the positioner bracket is an "I"-shaped structure, and the front and rear sides of the middle rod are respectively connected to a group of flip solder plates through a rotating mechanism, and arc baffles are fixed above and below; a plurality of groups of coil sleeve fixing rods are arranged on the front and rear sides of the flip solder plate, and the iron core is installed on the coil sleeve fixing rods.

[0006] According to another embodiment of the utility model, it further includes that the left and right sides of the flip solder plate are connected to a flip shaft, and the flip shaft is driven by a rotating mechanism.

[0007] According to another embodiment of the utility model, it further includes that the rotating mechanism includes a rotating bearing seat 1, a rotating bearing seat 2 and a servo motor; the servo motor is fixed to the left end of the positioner bracket through a mounting plate, and the output shaft is connected to the rotating bearing seat 1 through a coupling, and the rotating bearing seat 1 is connected to one end of the flip shaft; the other end of the flip shaft is fixed to the right end of the positioner bracket through the rotating bearing seat 2.

[0008] According to another embodiment of the utility model, the coil sleeve fixing rod further includes a cylinder and a cuboid, the cuboid matches the size of the inner wall of the iron core, and is fixed to the side of the flip solder plate through the cylinder.

[0009] According to another embodiment of the utility model, it further includes that a material receiving mechanism is provided between the water-cooled welding gun robot and the positioner mechanism, and the material receiving mechanism includes a material receiving box, a displacement cylinder, a lifting cylinder and a frame; the lifting cylinder is fixed in the middle of the fixed plate, guide rods are provided on both sides, and a positioning plate is installed on the output shaft; the guide rod passes through the fixed plate, and the top is fixed on the positioning plate; a material receiving fixed frame is installed above the positioning plate; a displacement cylinder is provided in the middle of the material receiving fixed frame, and slide rails are provided at both ends; the output shaft of the displacement cylinder is connected to the material receiving box, and the two ends of the bottom of the material receiving box are slidably connected to the slide rails through sliders; the fixed frame is installed in the middle of the frame.

[0010] According to another embodiment of the utility model, further including, the water-cooled welding gun robot comprises a six-axis robot, a welding gun head, a water tank, and a wire barrel; the six-axis robot is arranged at the rear center of the positioner mechanism, a wire barrel and a water tank are provided on the left side, and a welding gun head is connected to the top; the water tank and the welding gun head are circulated with water, and the six-axis robot, the welding gun head and the controller are electrically connected.

[0011] According to another embodiment of the utility model, the water-cooled welding gun robot, the gun cleaning and wire cutting mechanism, the positioner mechanism, the rotating mechanism, the material receiving mechanism and the controller are further included.

[0012] The beneficial effect of the utility model is that, through the cooperation of the positioner mechanism and the rotating mechanism, the coils and the iron cores can be welded in batches automatically, the welding quality and the operation stability can be improved through the water-cooled robot welding gun, the production efficiency can be improved, and the labor cost can be reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0014] Figure 1 It is a structural schematic diagram of the utility model;

[0015] Figure 2 It is the front view of the utility model;

[0016] Figure 3 It is a schematic diagram of the structure of flipping the solder plate;

[0017] Figure 4 It is a structural diagram of the material receiving mechanism.

[0018] In the figure, 1, controller, 2, gun cleaning and wire cutting mechanism, 3, water-cooled welding gun robot, 4, positioner mechanism, 5, head frame, 6, bearing seat assembly, 7, flip motor, 8, positioner bracket, 9, flip solder plate, 10, arc baffle plate, 11, coil sleeve fixing rod, 12, iron core, 13, flip axis, 14, rotating mechanism, 15, rotating bearing seat 1, 16, rotating bearing seat 2, 17, servo motor, 18, material receiving box, 19, displacement cylinder, 20, lifting cylinder, 21, frame, 22, six-axis robot, 23, welding gun head, 24, water tank, 25, wire barrel, 26, material receiving mechanism. DETAILED DESCRIPTION

[0019] like Figure 1 It is a structural schematic diagram of the utility model, a brushless motor core and coil welding device, comprising a controller 1, a gun cleaning and wire cutting mechanism 2, a water-cooled welding gun robot 3 and a positioner mechanism 4; the gun cleaning and wire cutting mechanism 2, the water-cooled welding gun robot 3 and the controller 1 are arranged in sequence from left to right on the rear side of the positioner mechanism 4, the positioner mechanism 4 includes two symmetrically arranged groups of head frames 5, a bearing seat assembly 6 and a flip motor 7 respectively mounted on the head frames 5, and a positioner bracket 8 rotatably connected between the bearing seat assembly 6 and the flip motor 7; the positioner bracket 8 is an "I" structure, and the front and rear sides of the middle rod are respectively connected to a group of flip solder plates 9 through a rotating mechanism 14, and arc baffles 10 are fixed above and below; a plurality of groups of coil sleeve fixing rods 11 are provided on the front and rear sides of the flip solder plate 9, and an iron core 12 is installed on the coil sleeve fixing rods 11.

[0020] Specifically, during the welding process, welding slag will remain inside and outside the welding gun nozzle and the dry extension length of the welding wire will change, which will affect the welding quality and operational stability. The gun cleaning and wire cutting mechanism 2 completes these tasks through its internal cleaning machine, sprayer and welding wire cutting device. The cleaning machine is used to remove the spatter on the inner surface of the nozzle. The anti-splash liquid sprayed by the sprayer reduces the adhesion rate of welding slag, and the welding wire cutting device ensures that the dry extension length of the welding wire is constant, improves the detection accuracy and arc starting characteristics, ensures the cleaning of the welding gun during work and the accurate use of the welding wire, which is crucial to improving welding quality and stability.

[0021] According to another embodiment of the utility model, the flip solder plate 9 is further connected to a flip shaft 13 on both sides thereof, and the flip shaft 13 is driven by a rotating mechanism 14 .

[0022] According to another embodiment of the utility model, it further includes that the rotating mechanism 14 includes a rotating bearing seat 15, a rotating bearing seat 2 16 and a servo motor 17; the servo motor 17 is fixed to the left end of the positioner bracket 8 through a mounting plate, and the output shaft is connected to the rotating bearing seat 15 through a coupling, and the rotating bearing seat 15 is connected to one end of the flip shaft 13; the other end of the flip shaft 13 is fixed to the right end of the positioner bracket 8 through the rotating bearing seat 2 16.

[0023] According to another embodiment of the utility model, the coil sleeve fixing rod 11 further includes a cylinder and a cuboid, the cuboid matches the inner wall size of the iron core 12, and is fixed to the side of the flip solder plate 9 through the cylinder.

[0024] According to another embodiment of the utility model, it further includes that a material receiving mechanism 26 is provided between the water-cooled welding gun robot 3 and the positioner mechanism 4, and the material receiving mechanism 26 includes a material receiving box 18, a displacement cylinder 19, a lifting cylinder 20 and a frame 21; the lifting cylinder 20 is fixed in the middle of the fixed plate, guide rods are provided on both sides, and a positioning plate is installed on the output shaft; the guide rod passes through the fixed plate, and the top is fixed on the positioning plate; a material receiving fixed frame is installed above the positioning plate; a displacement cylinder 19 is provided in the middle of the material receiving fixed frame, and slide rails are provided at both ends; the output shaft of the displacement cylinder 19 is connected to the material receiving box 18, and the two ends of the bottom of the material receiving box 18 are slidably connected to the slide rails through sliders; the fixed frame is installed in the middle of the frame 21.

[0025] Specifically, the lifting cylinder 20 and the displacement cylinder 19 cooperate to drive the receiving box 18 to approach the flip solder plate 9, so that the dropped workpieces 12 to be processed are dropped into the receiving box 18. When a certain number of parts are reached, the staff replaces the receiving box 18.

[0026] According to another embodiment of the utility model, the water-cooled welding gun robot 3 further includes a six-axis robot 22, a welding gun head 23, a water tank 24, and a wire barrel 25; the six-axis robot 22 is arranged at the rear center of the positioner mechanism 4, and a wire barrel 25 and a water tank 24 are provided on the left side, and a welding gun head 23 is connected to the top; the water tank 24 and the welding gun head 23 are water circulated, and the six-axis robot 22, the welding gun head 23 are electrically connected to the controller 1.

[0027] Specifically, the cooling water in the water tank 24 flows through the welding gun through the water pipe, taking away the high temperature generated during the welding process, thereby achieving the purpose of cooling the welding gun. It is mainly used to cool the high temperature generated during the welding process, ensure that the welding gun maintains a certain temperature, and extend the service life of the welding gun; the wire barrel 25 is filled with a large amount of welding wire, and the welding wire is delivered to the welding gun through the wire feeding mechanism to meet the needs of the welding process and ensure the continuous progress of the welding process.

[0028] According to another embodiment of the utility model, the water-cooled welding gun robot 3 , the gun cleaning and wire cutting mechanism 2 , the positioner mechanism 4 , the rotating mechanism 14 , the material receiving mechanism 26 are further included to be electrically connected to the controller 1 .

[0029] The specific operation process is to check the water cooling system to ensure that there is enough water in the water tank 24, the water pipes are connected correctly and there is no leakage, prepare the welding gun and related accessories, such as electrodes, nozzles, etc., and ensure that they are in good condition, check whether the welding power supply, wire feeder and other equipment are operating normally; then start the water cooling system, set welding parameters, such as welding current, voltage, speed, etc., to meet different welding requirements, place the workpiece 12 to be processed on the coil sleeve fixing rod 11 of the flip solder class 9, rotate it through the positioner mechanism 4 and send it to the front side of the water-cooled welding gun robot 3, start the robot for welding, and after the welding is completed, start the rotating mechanism 14 to move the workpiece 12 from the wire The trap fixing rod 11 falls into the material receiving box 18 of the material receiving mechanism 26, and then rotates to send the workpiece 12 on the other side to the front of the water-cooled welding gun robot 3 for welding, and then repeats the process of pouring the workpiece 12 into the material receiving box 18; after the welding on one side of the positioner mechanism 4 is completed, the flip motor 7 cooperates with the rotating mechanism 14 to maintain the same rotation speed so that the workpiece 12 on the other side does not fall and is sent to the front side of the water-cooled welding gun robot 3, and the above welding work is repeated; after the welding is completed, the water cooling system and the robot power supply are turned off, and the welding site is cleaned, including removing welding slag, checking the quality of the weld, etc., and the welding gun, water cooling system, etc. are regularly maintained to ensure their long-term stable operation.

[0030] The above description is only illustrative rather than restrictive of the present invention. Those skilled in the art will understand that many modifications, changes or equivalents may be made without departing from the spirit and scope defined by the appended claims, but all will fall within the scope of protection of the present invention.

Claims

1. A brushless motor core and coil welding device, characterized in that: The invention comprises a controller (1), a gun cleaning and wire cutting mechanism (2), a water-cooled welding gun robot (3) and a positioner mechanism (4); the gun cleaning and wire cutting mechanism (2), the water-cooled welding gun robot (3) and the controller (1) are arranged in sequence from left to right on the rear side of the positioner mechanism (4); the positioner mechanism (4) comprises two groups of head frames (5) arranged symmetrically, a bearing seat assembly (6) and a flip motor (7) respectively mounted on the head frames (5), and a positioner bracket (8) rotatably connected between the bearing seat assembly (6) and the flip motor (7); the positioner bracket (8) is an "I"-shaped structure, and a group of flip solder plates (9) are connected to the front and rear sides of the middle rod respectively through a rotating mechanism (14), and arc baffle plates (10) are fixed above and below; a plurality of groups of coil sleeve fixing rods (11) are arranged on the front and rear sides of the flip solder plate (9), and an iron core (12) is mounted on the coil sleeve fixing rod (11).

2. The brushless motor core and coil welding device according to claim 1, characterized in that: The left and right sides of the flip solder plate (9) are connected to a flip shaft (13), and the flip shaft (13) is driven by a rotating mechanism (14).

3. The brushless motor core and coil welding device according to claim 2, characterized in that: The rotating mechanism (14) comprises a rotating bearing seat 1 (15), a rotating bearing seat 2 (16) and a servo motor (17); the servo motor (17) is fixed to the left end of the positioner bracket (8) via a mounting plate, and the output shaft is connected to the rotating bearing seat 1 (15) via a coupling; the rotating bearing seat 1 (15) is connected to one end of the flip shaft (13); the other end of the flip shaft (13) is fixed to the right end of the positioner bracket (8) via the rotating bearing seat 2 (16).

4. The brushless motor core and coil welding device according to claim 1, characterized in that: The coil sleeve fixing rod (11) comprises a cylinder and a cuboid, the cuboid matches the inner wall size of the iron core (12) and is fixed to the side of the flip solder plate (9) via the cylinder.

5. The brushless motor core and coil welding device according to claim 1, characterized in that: A material receiving mechanism (26) is provided between the water-cooled welding gun robot (3) and the positioner mechanism (4), and the material receiving mechanism (26) comprises a material receiving box (18), a displacement cylinder (19), a lifting cylinder (20) and a frame (21); the lifting cylinder (20) is fixed in the middle of a fixed plate, guide rods are provided on both sides, and a positioning plate is installed on the output shaft; the guide rod passes through the fixed plate, and the top is fixed on the positioning plate; a material receiving fixed frame is installed above the positioning plate; a displacement cylinder (19) is provided in the middle of the material receiving fixed frame, and slide rails are provided at both ends; the output shaft of the displacement cylinder (19) is connected to the material receiving box (18), and the two ends of the bottom of the material receiving box (18) are slidably connected to the slide rails through sliders; the fixed frame is installed in the middle of the frame (21).

6. The brushless motor core and coil welding device according to claim 1, characterized in that: The water-cooled welding gun robot (3) comprises a six-axis robot (22), a welding gun head (23), a water tank (24), and a wire barrel (25); the six-axis robot (22) is arranged at the rear center of the positioner mechanism (4), with a wire barrel (25) and a water tank (24) provided on the left side, and a welding gun head (23) connected to the top; water is circulated between the water tank (24) and the welding gun head (23), and the six-axis robot (22), the welding gun head (23) and the controller (1) are electrically connected.

7. The brushless motor core and coil welding device according to any one of claims 1 to 6, characterized in that: The water-cooled welding gun robot (3), the gun cleaning and wire cutting mechanism (2), the positioner mechanism (4), the rotating mechanism (14), and the material receiving mechanism (26) are electrically connected to the controller (1).

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