Direct winding type winding machine of alternating current motor
By designing a AC motor direct winding machine including a rack, rotating table, a spraying pole, a thread seat, a hook thread, and a rod rod, it solves the lack of automated winding winding AC motor stator in the existing technology. The machine problem of the groove distributed winding has achieved an efficient and automated winding process, and improved product performance and groove full rate.
Patent Information
- Application Number
- CN202421003347.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-09
- Publication Date
- 2025-01-28
- Estimated Expiration
- 2034-05-09
AI Technical Summary
There is a lack of machines that can directly automate the distributed winding of the stator inner groove of AC motor, resulting in complex operation, low groove fullness rate, and product performance impact.
Designed a AC motor straight winding machine, including racks, rotating tables, spray rods, lines, hook wires, and row rods. Through the collaborative work of these components Automation winding.
A direct winding distributed internal groove winding is achieved, the groove fullness and product performance are improved, the temperature of the motor is ascended, and the processing efficiency is greatly improved, and the cost is reduced.
Smart Images
Figure CN222423466U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of motor winding, in particular to an AC motor direct-winding type winding machine. Background Art
[0002] The winding machine usually consists of a wire spraying rod, a workbench and a wire arrangement device. Generally, for concentrated winding, the coil groove on the product can position the enameled wire.
[0003] However, for the AC motor stator, it is a distributed winding across multiple slots and an inner slot coil structure. It can only be done by manual wire embedding or by using auxiliary tooling to press the prefabricated enameled wire into the inner slot of the stator in multiple steps. The operation is complicated, affecting the slot fill rate and product performance, and the winding efficiency is not high. Currently, there is no automated machine on the market that can directly wind the inner slot distributed winding.
[0004] In view of this, the inventor of the present application designed a direct-winding coil winding machine for an AC motor in order to overcome the above-mentioned technical problems. Utility Model Content
[0005] The technical problem to be solved by the utility model is to overcome the defect in the prior art that there is no automated machine on the market that can directly wind inner slot distributed windings, and to provide an AC motor direct winding machine.
[0006] The utility model solves the above technical problems through the following technical solutions:
[0007] The utility model provides an AC motor direct winding machine, which is characterized in that it includes: a frame, a rotating table, the rotating table is rotatably mounted on the frame, the center of the rotating table has an inner hole, and a workpiece to be wound is fixed in the inner hole; a wire spraying rod, the wire spraying rod is arranged at the center of the workpiece and can move along the axial direction of the workpiece; a wire nozzle seat, the wire nozzle seat is fixed at the upper end of the wire spraying rod, and at least one wire spraying nozzle is arranged on the outer periphery of the wire nozzle seat; at least one wire hooker, the first end of the wire hooker is connected to the frame, the second end of the wire hooker is provided with a wire hooking groove, the second end of the wire hooker faces the wire spraying nozzle, and the wire hooking groove is aligned with the notch of the workpiece up and down, and the wire hooker can move in the radial direction of the workpiece; at least one wire arranging rod, the first end of the wire arranging rod is connected to the frame, the second end of the wire arranging rod is connected to a wire arranging limiter, and the wire arranging rod can move in the radial direction of the workpiece and can move in the axial direction of the workpiece.
[0008] According to one embodiment of the utility model, there are multiple wire spray nozzles, which are equidistantly arranged on the periphery of the wire nozzle seat along the circumference of the workpiece; there are multiple wire hooks, which are equidistantly fixed to the frame along the circumference of the workpiece; there are multiple wire arranging rods, which are equidistantly fixed to the frame along the circumference of the workpiece; the number of the wire spray nozzles, the wire hooks and the wire arranging rods is the same, and they are arranged one by one.
[0009] According to an embodiment of the utility model, at least one guide plate is further provided on the outer periphery of the wire nozzle seat and is located between two adjacent wire nozzles.
[0010] According to an embodiment of the utility model, the upper and lower ends of the guide piece are arranged as guide slopes.
[0011] According to an embodiment of the utility model, the nozzle seat is floatingly fixed on the upper end of the spray rod, and a gap is maintained between the nozzle seat and the spray rod in the circumferential direction.
[0012] According to an embodiment of the present utility model, the first end of the thread hooker is fixed to the frame through a first pneumatic element, and the first pneumatic element drives the thread hooker to move along the radial direction of the workpiece.
[0013] According to an embodiment of the present invention, the first end of the wire arranging rod is fixed to the frame through a second pneumatic element, and the second pneumatic element drives the wire arranging rod to move along the axial direction of the workpiece.
[0014] According to one embodiment of the utility model, the AC motor direct winding machine also includes a first motor and a second motor, the rotating table is connected to the output shaft of the first motor and is driven to rotate by the first motor; the wire arrangement rod is connected to the output shaft of the second motor and is driven by the second motor to move along the radial direction of the workpiece.
[0015] According to one embodiment of the utility model, the AC motor direct winding machine further includes a controller, and the controller is electrically connected to the first motor and the second motor.
[0016] According to an embodiment of the utility model, the upper part and the lower part of the frame are provided with the same number of the wire hooks and wire arranging rods.
[0017] The positive and progressive effects of the utility model are:
[0018] The utility model AC motor direct winding machine has at least the following advantages:
[0019] The utility model of the AC motor direct winding machine can realize direct winding of distributed inner slot winding, improve slot fill rate, reduce the amount of enameled wire used, improve product power and efficiency under the same volume, and reduce the temperature rise of the motor. Due to the use of multiple nozzles for simultaneous winding, the processing efficiency is greatly improved, the cost can be reduced, and the product performance can be improved. BRIEF DESCRIPTION OF THE DRAWINGS
[0020] The above and other features, properties and advantages of the present invention will become more apparent through the following description in conjunction with the accompanying drawings and embodiments, in which the same reference numerals always represent the same features, wherein:
[0021] Figure 1 The utility model is a structural schematic diagram of an AC motor direct-winding winding machine.
[0022] Figure 2 It is a partially enlarged schematic diagram of the direct-winding coil winding machine for an AC motor of the utility model.
[0023] Figure 3 The utility model is a side view schematic diagram of an embodiment of the AC motor direct winding machine.
[0024] Figure 4 It is a side view schematic diagram of another embodiment of the AC motor direct-winding winding machine of the utility model.
[0025] [Reference Signs]
[0026] Rack 100
[0027] Rotating table 200
[0028] Spray rod 300
[0029] Nozzle holder 400
[0030] Spray Nozzle 410
[0031] Guide plate 420
[0032] Guide slope 421
[0033] Hook Wire 500
[0034] The first end 510 of the hook
[0035] The second end 520 of the hook
[0036] Hook wire slot 521
[0037] Cable rod 600
[0038] The first end 610 of the cable rod
[0039] The second end 620 of the cable rod
[0040] Cable limiter 621
[0041] Artifact 700
[0042] Controller 800 DETAILED DESCRIPTION
[0043] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.
[0044] Embodiments of the utility model will now be described in detail with reference to the accompanying drawings. Reference will now be made in detail to preferred embodiments of the utility model, examples of which are shown in the accompanying drawings. Wherever possible, the same reference numerals will be used in all drawings to represent the same or similar parts. In addition, although the terms used in the utility model are selected from well-known and commonly used terms, some of the terms mentioned in the utility model specification may be selected by the applicant at his or her discretion, and their detailed meanings are explained in the relevant parts of the description herein. In addition, it is required to understand the utility model not only by the actual terms used, but also by the meaning implied by each term.
[0045] like Figure 1 to Figure 4 As shown, the utility model provides an AC motor direct winding machine, comprising:
[0046] A frame 100 and a rotating table 200, wherein the rotating table 200 is rotatably mounted on the frame 100, and the center of the rotating table 200 has an inner hole, in which a workpiece 700 to be wound is fixed;
[0047] A spray rod 300, which is disposed at the center of the workpiece 700 and can move along the axial direction of the workpiece 700;
[0048] A nozzle seat 400, which is fixed to the upper end of the spray rod 300, and at least one spray nozzle 410 is disposed on the outer periphery of the nozzle seat 400;
[0049] At least one thread hook 500, wherein a first end 510 of the thread hook is connected to the frame 100, a second end 520 of the thread hook is provided with a thread hook groove 521, the second end 520 of the thread hook faces the thread spray nozzle 410, and the thread hook groove 521 is aligned with the notch of the workpiece 700 in the vertical direction, and the thread hook 500 can move along the radial direction of the workpiece 700;
[0050] At least one wire arrangement rod 600 , a first end 610 of the wire arrangement rod is connected to the frame 100 , a second end 620 of the wire arrangement rod is connected to a wire arrangement stopper 621 , and the wire arrangement rod 600 can move in a radial direction of the workpiece 700 and in an axial direction of the workpiece 700 .
[0051] Preferably, the rotating table 200 is fixed on the frame 100 and driven by a servo motor, and can be precisely positioned in the circumferential direction. The rotating table 200 can flexibly set the rotation angle by the controller 800 , and the workpiece 700 is fixed in the inner hole of the rotating table 200 .
[0052] The first end 510 of the thread hook is preferably the outer end of the thread hook 500, and the second end 520 of the thread hook is preferably the inner end of the thread hook 500; the first end 610 of the wire arranging rod is preferably the outer end of the wire arranging rod 600, and the second end 620 of the wire arranging rod is preferably the inner end of the wire arranging rod 600. The inner end refers to the end of the thread hook 500 or the wire arranging rod 600 close to the inner hole of the workpiece 700, and the outer end refers to the end of the thread hook 500 or the wire arranging rod 600 away from the inner hole of the workpiece 700.
[0053] like Figure 1 to Figure 4 As shown, as a preferred embodiment of the AC motor direct winding machine of the utility model,
[0054] There are a plurality of spray nozzles 410, which are arranged at equal intervals on the outer periphery of the nozzle holder 400 along the circumference of the workpiece 700;
[0055] There are a plurality of thread hooks 500 fixed to the frame 100 at equal intervals along the circumference of the workpiece 700;
[0056] There are a plurality of wire arrangement rods 600 , which are fixed to the frame 100 at equal intervals along the circumference of the workpiece 700 ;
[0057] The number of the wire spray nozzles 410 , the wire hookers 500 and the wire arranging rods 600 is the same and they are arranged in a one-to-one correspondence.
[0058] The plurality of wire spray nozzles 410, the wire hooking device 500 and the wire arrangement rod 600 cooperate to perform winding work at the same time, which greatly improves the processing efficiency, can reduce the cost and improve the product performance.
[0059] like Figure 1 to Figure 4 As shown, as a preferred embodiment of the direct-winding winding machine for an AC motor of the present invention, at least one guide piece 420 is further provided on the periphery of the nozzle seat 400 and is located between two adjacent nozzles 410 .
[0060] The guide piece 420 can be inserted into the notch of the workpiece 700 to align the center of the wire spray nozzle 410 with the notch of the workpiece 700. Specifically, the guide piece 420 is inserted into the notch of the workpiece 700 to guide the wire spray nozzle 410 to align with the notch.
[0061] like Figure 1 to Figure 4 As shown, as a preferred embodiment of the AC motor direct winding machine of the utility model, the upper and lower ends of the guide piece 420 are arranged as guide inclined surfaces 421.
[0062] Since the upper and lower ends of the guide piece 420 are provided as guide slopes 421 , it is convenient to insert the guide piece 420 into the notch of the workpiece 700 , so that the guide slopes 421 can guide the wire nozzle 410 to align with the notch of the workpiece 700 .
[0063] like Figure 1 to Figure 4 As shown, as a preferred embodiment of the direct-winding winding machine for an AC motor of the present invention, the nozzle seat 400 is floatingly fixed on the upper end of the spray rod 300, and a gap is maintained between the nozzle seat 400 and the spray rod 300 in the circumferential direction.
[0064] The nozzle seat 400 is fixed to the upper end of the spray rod 300 and is fixed in a floating manner. A small amount of clearance is maintained in the circumferential direction, and the guide piece 420 is used to keep the spray nozzle 410 aligned with the notch of the workpiece 700.
[0065] Specifically, the guide piece 420 can utilize the gap between the wire nozzle holder 400 and the wire spray rod 300 to correct a slight deviation and ensure that the wire spray nozzle 410 is aligned with the notch of the workpiece 700, thereby preventing the guide piece 420 from having a rigid collision with the workpiece 700.
[0066] As a preferred embodiment of the AC motor direct winding machine of the present utility model, the first end 510 of the wire hooker is fixed to the frame 100 through a first pneumatic element, and the first pneumatic element drives the wire hooker 500 to move along the radial direction of the workpiece 700.
[0067] Preferably, the wire hooker 500 is fixed on the frame 100, and the first pneumatic element is used to drive the wire hooker 500 to move along the radial direction of the workpiece 700, align with the wire spray nozzle 410, and keep aligned with the slot of the workpiece 700. When the wire spray rod 300 moves to the upper and lower ends of the workpiece 700, the enameled wire is hooked to the root of the slot of the workpiece 700.
[0068] The first pneumatic element may be a cylinder, a pneumatic motor, etc.
[0069] As a preferred embodiment of the direct winding machine for an AC motor of the present invention, the first end 610 of the wire arrangement rod is fixed to the frame 100 via a second pneumatic element, and the second pneumatic element drives the wire arrangement rod 600 to move along the axial direction of the workpiece 700 .
[0070] Preferably, the inner end of the wire arrangement rod 600 is connected to the wire arrangement limiter 621, and the outer end is fixed on the top of the frame 100. The second pneumatic element is used to drive the wire arrangement rod 600 to move along the axial direction of the workpiece 700, thereby realizing the up and down movement of the wire arrangement rod 600. A stepper motor is used to realize radial movement, and the position is set by the controller 800 to achieve precise wire arrangement and enameled wire limiting.
[0071] The second pneumatic element includes a cylinder, a pneumatic motor, etc.
[0072] As a preferred embodiment of the AC motor direct winding machine of the utility model, the AC motor direct winding machine also includes a first motor and a second motor.
[0073] The rotating platform 200 is connected to the output shaft of the first motor and is driven to rotate by the first motor;
[0074] The wire arrangement rod 600 is connected to the output shaft of the second motor, and is driven by the second motor to move along the radial direction of the workpiece 700 .
[0075] The first motor may be a stepper motor or a servo motor, and the second motor may be a stepper motor or a servo motor.
[0076] like Figure 1 to Figure 4 As shown, as a preferred embodiment of the AC motor direct-winding winding machine of the utility model, the AC motor direct-winding winding machine also includes a controller 800, and the controller 800 is electrically connected to the first motor and the second motor.
[0077] The controller 800 can control the first motor to flexibly adjust the rotation angle of the rotating table 200, and the controller 800 can control the second motor to move the wire arrangement rod 600 along the radial direction of the workpiece 700, thereby achieving accurate wire arrangement and enameled wire limit. The controller 800 can set the specific number of turns and the moving distance of the wire arrangement rod 600. After the set number of turns are wound, the wire arrangement rod 600 drives the wire arrangement limiter 621 to move inward by a certain distance.
[0078] like Figure 4 As shown, as a preferred embodiment of the AC motor direct winding machine of the utility model, the upper and lower parts of the frame 100 are provided with the same number of wire hooks 500 and wire arrangement rods 600.
[0079] The second end 620 of each cable arrangement rod at the upper part and the lower part of the rack 100 is connected to a cable arrangement stopper 621 .
[0080] The wire hooks 500 and the wire arrangement rods 600 at the upper and lower parts of the frame 100 cooperate with each other to ensure that the wires are moved and wound in an orderly and rapid manner, thereby improving work efficiency.
[0081] When a preferred embodiment of the AC motor direct winding machine of the utility model is used, its operating steps are as follows:
[0082] First, the wire spraying rod 300 driven by the servo motor drives the wire spraying nozzle 410 to move the enameled wire to the upper end of the workpiece 700 , and then the enameled wire is hooked to the bottom of the winding groove of the workpiece 700 by the wire hooking device 500 .
[0083] Afterwards, the rotating table 200 driven by the servo motor drives the workpiece 700 to rotate to the next slot to be wound, the wire hooker 500 releases the enameled wire, the wire spraying rod 300 descends to the lower end of the workpiece 700, and then the lower wire hooker 500 hooks it to the bottom of the slot of the workpiece 700.
[0084] The above actions are executed cyclically. After the set number of turns are wound, the wire limiter 621 moves inward by a certain distance. The specific number of turns and the moving distance are set by the controller 800. During actual operation, all the wire nozzles 410 work simultaneously to ensure that the windings are evenly distributed, thereby realizing one-time automatic winding.
[0085] The utility model of the AC motor direct winding machine can significantly reduce the winding time and improve the production efficiency. During the winding process, the wire tension can be ensured to be uniform, the winding quality can be guaranteed to be stable, and the performance and reliability of the motor can be improved.
[0086] The AC motor direct-winding coil winding machine of the utility model can be applied to the coil winding of motors of various specifications and models, and has high versatility and flexibility.
[0087] In summary, the AC motor direct winding machine of the utility model can realize direct winding of distributed inner slot windings, improve slot fill rate, reduce the amount of enameled wire used, improve product power and efficiency under the same volume, and reduce the temperature rise of the motor. Due to the use of multiple wire nozzles for simultaneous winding, the processing efficiency is greatly improved, which can reduce costs and improve product performance.
[0088] Although the specific embodiments of the present invention are described above, those skilled in the art should understand that these are only examples, and the protection scope of the present invention is defined by the appended claims. Those skilled in the art may make various changes or modifications to these embodiments without departing from the principle and essence of the present invention, but these changes and modifications fall within the protection scope of the present invention.
Claims
1. An AC motor direct winding machine, characterized in that: include: A frame and a rotating table, wherein the rotating table is rotatably mounted on the frame, and the center of the rotating table has an inner hole, in which a workpiece to be wound is fixed; A spray rod, which is arranged at the center of the workpiece and can move along the axial direction of the workpiece; A line nozzle seat, the line nozzle seat is fixed to the upper end of the line spraying rod, and at least one line spraying nozzle is arranged on the outer periphery of the line nozzle seat; At least one thread hooker, wherein a first end of the thread hooker is connected to the frame, a second end of the thread hooker is provided with a thread hooking groove, the second end of the thread hooker faces the thread spray nozzle, and the thread hooking groove is aligned with the notch of the workpiece up and down, and the thread hooker can move along the radial direction of the workpiece; At least one wire arrangement rod, a first end of which is connected to the frame, a second end of which is connected to a wire arrangement stopper, and the wire arrangement rod can move in a radial direction of the workpiece and in an axial direction of the workpiece.
2. The AC motor direct winding machine according to claim 1, characterized in that: The wire spray nozzles are provided in plurality and are arranged at equal intervals on the periphery of the wire spray nozzle seat along the circumference of the workpiece; The thread hooks are provided in plurality and fixed to the frame at equal intervals along the circumference of the workpiece; There are a plurality of wire arrangement rods fixed to the frame at equal intervals along the circumference of the workpiece; The number of the wire spray nozzles, the wire hooks and the wire arranging rods is the same and they are arranged in one-to-one correspondence.
3. The AC motor direct winding machine according to claim 2, characterized in that: At least one guide plate is also provided on the outer periphery of the wire nozzle seat and is located between two adjacent wire nozzles.
4. The AC motor direct winding machine according to claim 3, characterized in that: The upper and lower ends of the guide piece are arranged as guide inclined surfaces.
5. The AC motor direct winding machine according to claim 1, characterized in that: The nozzle seat is fixed in a floating manner on the upper end of the spray rod, and a gap is maintained between the nozzle seat and the spray rod in a circumferential direction.
6. The AC motor direct winding machine according to claim 1, characterized in that: The first end of the thread hooker is fixed to the frame through a first pneumatic element, and the first pneumatic element drives the thread hooker to move along the radial direction of the workpiece.
7. The AC motor direct winding machine according to claim 1, characterized in that: The first end of the wire arranging rod is fixed to the frame through a second pneumatic element, and the second pneumatic element drives the wire arranging rod to move along the axial direction of the workpiece.
8. The AC motor direct winding machine according to claim 1, characterized in that: The AC motor direct winding machine also includes a first motor and a second motor. The rotating platform is connected to the output shaft of the first motor and is driven to rotate by the first motor; The wire arrangement rod is connected to the output shaft of the second motor and is driven by the second motor to move along the radial direction of the workpiece.
9. The AC motor direct winding machine according to claim 8, characterized in that: The AC motor direct winding machine also includes a controller, which is electrically connected to the first motor and the second motor.
10. The AC motor direct winding machine according to claim 1 or 2, characterized in that: The upper part and the lower part of the frame are provided with the same number of the wire hooking devices and the wire arranging rods.