CN114389419A - Single-head internal winding machine - Google Patents

Abstract

The invention discloses a single-head internal winding machine, which comprises a bottom plate, a U-shaft motor and a winding disc framework, a winding swing arm assembly is arranged on the bottom plate and comprises a fifth fixing plate which is vertically arranged, a winding arm and a swing arm overturning motor which drives the winding arm to rotate horizontally from the vertical state, a sixth fixing plate which is vertically arranged is arranged on the fifth fixing plate, the output of the swing arm overturning motor is connected with a rotary joint, a swing rod is rotatably connected on the rotary joint, the other end of the swing rod is rotatably connected with the lower end of the winding arm, the upper end of the winding arm is connected with a connecting arm which is horizontally arranged, a fork mouth bracket for fixing a winding fork mouth is arranged on the connecting arm, a pressing block for pressing the vertical winding arm is arranged on the sixth fixing plate, the pressing block is of an L-shaped structure, and the pressing block and the front surface of the sixth fixing plate are matched to form a clamping opening for clamping the winding arm; the invention can be suitable for winding thick wires and avoid wire breakage.

Description

Single-head internal winding machine

Technical Field

The invention relates to a winding device of a brushless motor, in particular to a single-end internal winding machine capable of winding thicker copper wires.

Background

The brushless direct current motor is composed of a motor main body and a driver, and is a typical electromechanical integration product.

The development time of the brushless motor in China is short, but the brushless motor is rapidly developed along with the increasing maturity and perfection of the technology. Has been widely applied in a plurality of fields such as aeromodelling, medical apparatus, household appliances, electric vehicles and the like, and forms a primary scale industrial chain in Shenzhen, Changsha, Shanghai and the like. For example, Shenzhen Wei industry motor, Changshanda and other professional manufacturers are technically and continuously promoting the industry development. In recent years, brushless motors have become a driving force for rapid development in the model field. Brushless motors are mostly used in middle and high-grade aeronautical models in the past few years due to yield and price, the production cost of the brushless motors is reduced greatly due to rapid development of machining technology, and the brushless motors enter various layers of the model field at present, namely, electric remote control cars, electric remote control boats and electric model airplanes.

Structurally, the brushless motor is similar to the brush motor in structure, and the brushless motor also has a rotor and a stator, but the structure is opposite to that of the brush motor; the rotor of the brushless motor is permanent magnetic steel which is connected with the output shaft together with the shell, the stator is a winding coil, and a commutating brush used for alternately changing an electromagnetic field of the brush motor is removed, so the brushless motor is called.

The very important production link of brushless motor is exactly that the stator wire winding, and the interior machine of winding that often adopts artifical semi-automatic operation winds, leads to work efficiency low and the cost of labor is higher relatively, and during the wire winding, can't carry out the wire winding to than thicker line, can't carry out 90 degrees rotations to the wire winding arm simultaneously, and relative difficulty when leading to the later stage to get the stator, so need improve.

Disclosure of Invention

The invention aims to provide a single-head internal winding machine, which aims to solve the problems of low processing efficiency, high labor cost, incapability of adapting to thick wire winding and difficulty in stator taking in the later period in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a single-head internal winding machine comprises a bottom plate, a U-shaft motor is arranged below the bottom plate, an output shaft of the U-shaft motor penetrates through the bottom plate and then is connected with a winding disc framework for placing a stator, a winding swing arm assembly is arranged on the bottom plate and comprises a vertically arranged fifth fixing plate, a winding arm and a swing arm overturning motor for driving the winding arm to rotate horizontally from a vertical state, a vertically arranged sixth fixing plate is arranged on the fifth fixing plate, the swing arm overturning motor is fixed on the side edge of the sixth fixing plate, the output of the swing arm overturning motor is connected with a rotary joint, a swing rod is rotatably connected onto the rotary joint, the other end of the swing rod is rotatably connected with the lower end of the winding arm, the upper end of the winding arm is connected with a horizontally arranged connecting arm, and a fork mouth support for fixing a winding fork mouth is arranged on the connecting arm, be provided with the compact heap that is used for compressing tightly the vertically winding arm on the sixth fixed plate, the compact heap is L type structure, just the compact heap openly cooperates with the sixth fixed plate to constitute the mouth that presss from both sides that is used for pressing from both sides tight winding arm, is provided with the Z axle actuating mechanism that drive winding swing arm subassembly realized that Z axle direction removed, drives X axle actuating mechanism that winding swing arm subassembly realized that X axle direction removed and drives the Y axle actuating mechanism that winding swing arm subassembly realized that Y axle direction removed between fifth fixed plate and the bottom plate.

Preferably, in order to facilitate the operation and realize the automatic winding function, the X-axis driving mechanism includes an X-axis motor fixed on the base plate and two X-axis guide rails extending along the X-axis direction, a first fixing plate is slidably connected to the two X-axis guide rails, a second fixing plate is vertically connected to the first fixing plate, the Y-axis driving mechanism includes a Y-axis motor fixed on the side of the second fixing plate and two Y-axis guide rails, the Y-axis guide rails are fixed on the first fixing plate, a third fixing plate is slidably connected to the two Y-axis guide rails, a connecting bracket is fixed to the third fixing plate, the Z-axis driving mechanism includes a Z-axis motor and two Z-axis linear slide rails, the Z-axis motor is arranged on the back side below the connecting bracket, the two Z-axis linear slide rails are arranged on the front side of the connecting bracket, an output shaft of the Z-axis motor is connected to a driving wheel located in the connecting bracket, an auxiliary wheel is arranged above the inside of the connecting support, a transmission belt is matched between the transmission wheel and the auxiliary wheel and connected with a fifth fixing plate through a fourth connecting plate, the X-axis motor drives the first fixing plate to move back and forth on the X-axis guide rail along the X-axis direction, the Y-axis motor drives the third fixing plate to move back and forth on the Y-axis guide rail along the Y-axis direction, and the Z-axis motor drives the fifth fixing plate to move back and forth on the Z-axis linear slide rail along the Z-axis direction.

Preferably, for convenience of installation, the other end of the swing link is connected with a first rotating shaft, the first rotating shaft is connected in a sixth fixing plate through a first bearing, the first rotating shaft penetrates through the first fixing plate and then is connected with the lower end of the winding arm, a first gland for pressing the first bearing in the sixth fixing plate is arranged at the front end of the sixth fixing plate, and a wire guide clamp is arranged above the connecting arm.

Preferably, the first hydraulic shock absorber is provided below the sixth fixing plate, and the second hydraulic shock absorber is provided on the side of the sixth fixing plate away from the nip opening.

Preferably, in order to make the movement more stable, the output of the X-axis motor is connected with a first ball screw, the other end of the first ball screw is fixed on the bottom plate through a first screw seat, a first nut seat is fixed on a first screw nut on the first ball screw, the first nut seat is sleeved outside the first ball screw and is connected with the bottom of a first fixing plate, a first slider slidably connected with the X-axis guide rail is arranged at the bottom of the first fixing plate, the output of the Y-axis motor is connected with a second ball screw through a first coupling, the other end of the second ball screw is fixed on the first fixing plate through a second screw seat, a second nut seat is fixed on a second screw nut on the second ball screw, the second nut seat is sleeved outside the second ball screw and is connected with the bottom of a third fixing plate, a second slider slidably connected with the Y-axis guide rail is arranged at the bottom of the third fixing plate, and a third sliding block which is connected to the Z-axis linear sliding rail in a sliding manner is arranged on the back surface of the fifth fixing plate.

Preferably, the safety is improved by providing a contact piece at a side of the fifth fixing plate, and providing an upper trigger switch for realizing power failure after engaging with the contact piece and a lower trigger switch for realizing power failure after engaging with the contact piece on the connecting bracket.

Preferably, for convenience of installation, the connecting bracket is of a frame-shaped structure, the auxiliary wheel is rotatably connected to a second rotating shaft, two positioning plates are fixed to two ends of the second rotating shaft, and the two positioning plates are fixed to the connecting bracket.

As preferred, in order to facilitate later-stage disassembly, the stator is fixed, more than one limiting column is arranged on the upper opening of the winding disc framework along an annular shape, clamping assemblies used for clamping the stator are arranged on two sides of the winding disc framework respectively, each clamping assembly comprises a clamping support arranged on the winding disc framework, a pressing rod is rotatably connected onto the clamping support, a pressing block which is abutted to the stator is arranged at the upper end of the pressing rod, air cylinder supports are arranged on two sides of the bottom plate, a first air cylinder is fixed onto the air cylinder supports, a piston rod of the first air cylinder can be abutted to the lower end of the pressing rod after extending out, a trimming air cylinder is further arranged on the bottom plate, and a pneumatic line nozzle is connected onto the trimming air cylinder.

Preferably, a tensioner for fixing the wire is disposed above the connecting bracket in order to make the wire have a certain tension during the transmission and to facilitate the transmission.

Preferably, a seventh fixing plate is fixed on the fourth connecting plate, an eighth fixing plate with a first groove is fixed on the seventh fixing plate, and the first groove and the seventh fixing plate are matched to form an installation through groove for inserting a transmission belt.

Compared with the prior art, the invention has the following beneficial effects:

1. in order to adapt to thick wire winding, the vertical winding arm is clamped in the clamping opening of the pressing block, and the pressing block can clamp the winding arm at the moment, so that the phenomenon that the winding arm generates micro deformation to scratch a copper wire due to overlarge tension when the wire is too thick can be prevented, and the effect of winding the thick wire is further facilitated;

2. after a groove on the stator is wound, the swing arm is driven to overturn and extend out of the motor to drive the swing rod below the motor to swing, finally, the other end of the swing rod drives the winding arm to rotate, the winding arm is moved out of the clamping opening and is changed into a horizontal device from the original vertical state, and finally, the swing arm assembly rotates 90 degrees, so that a thread end can be hung outside the stator, and the stator is prevented from being taken down;

3. and realize automatic wire winding, further improve work efficiency, reduce cost of labor and security.

Drawings

FIG. 1 is a schematic view showing the overall structure of a single-head internal winding machine according to embodiment 1;

FIG. 2 is a perspective view of the structure of FIG. 1, from the rear to the front, without the thread trimming cylinder, the pneumatic thread trimming nozzle, the cylinder support and the first cylinder;

FIG. 3 is a schematic structural view of the third fixing plate and the connecting bracket of FIG. 2 without installation;

fig. 4 is a structural perspective view of the single-end internal winding machine in embodiment 1, as seen from the rear to the front, without the wire trimming cylinder, the pneumatic wire trimming nozzle, the cylinder bracket, the first cylinder, the winding disc skeleton and the third fixing plate;

FIG. 5 is a schematic view of the first stationary plate and one of the Y-axis rails shown in FIG. 4 shown separated from the other equipment;

FIG. 6 is an enlarged view taken at A in FIG. 5;

FIG. 7 is a front perspective view of the wire-wound swing arm assembly;

FIG. 8 is a schematic structural view of the bobbin arm, the swing link, and the first rotating shaft of FIG. 7 separated from other components;

FIG. 9 is a perspective view of the back structure of the wire-wound swing arm assembly;

FIG. 10 is a schematic view of the rocker of FIG. 9 shown in a configuration in which it is separated from the rest of the assembly;

fig. 11 is a schematic structural view of an eighth fixing plate.

In the figure: the device comprises a bottom plate 1, a U-axis motor 2, an X-axis motor 3, a winding disc framework 4, a first fixing plate 5, a second fixing plate 6, a Y-axis motor 7, a Y-axis guide rail 8, an X-axis guide rail 9, a third fixing plate 10, a fifth fixing plate 11, a connecting support 12, a Z-axis motor 13, a Z-axis linear slide rail 14, a transmission wheel 15, an auxiliary wheel 16, a transmission belt 17, a swing arm overturning motor 18, a sixth fixing plate 19, a rotary joint 20, a swing rod 21, a connecting arm 22, a winding fork mouth 24, a fork mouth support 23, a pressing block 25, a clamping mouth 26, a first rotating shaft 27, a first bearing 28, a first pressing cover 29, a wire guide clamp 30, a first hydraulic buffer 31, a second hydraulic buffer 32, a first ball screw 33, a first screw rod seat 34, a first screw rod nut 35, a first nut seat 36, a first slide block 37, a first coupling 38, a second ball screw rod 39, a second screw rod seat 41, a first screw rod seat 33, a second screw rod seat, The wire winding device comprises a second screw nut 40, a second nut seat 42, a second sliding block 43, a third sliding block 44, a contact piece 45, an upper trigger switch 46, a lower trigger switch 47, a second rotating shaft 48, a positioning plate 49, a limiting column 50, a clamping bracket 51, a pressing rod 52, a pressing block 53, a cylinder bracket 54, a first cylinder 55, a wire cutting cylinder 56, a pneumatic wire cutting nozzle 57, a tensioner 60, a seventh fixing plate 61, a first groove 62, an eighth fixing plate 63, an installation through groove 64, a fourth connecting plate 65 and a wire winding arm 66.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-11, an embodiment of the present invention is shown: a single-head internal winding machine comprises a bottom plate 1, a U-shaft motor 2 is arranged below the bottom plate 1, an output shaft of the U-shaft motor 2 penetrates through the bottom plate 1 and then is connected with a winding disc framework 4 for placing a stator, a winding swing arm assembly is arranged on the bottom plate 1 and comprises a fifth fixing plate 11, a winding arm 66 and a swing arm overturning motor 18, the fifth fixing plate 11 is vertically arranged, the swing arm overturning motor 18 drives the winding arm 66 to horizontally rotate from the vertical state, a sixth fixing plate 19 is vertically arranged on the fifth fixing plate 11, the swing arm overturning motor 18 is fixed on the side edge of the sixth fixing plate 19, the output of the swing arm overturning motor 18 is connected with a rotary joint 20, a swing rod 21 is rotatably connected on the rotary joint 20, the other end of the swing rod 21 is rotatably connected with the lower end of the winding arm 66, and the upper end of the winding arm 66 is connected with a connecting arm 22 which is horizontally arranged, be provided with the forked mouth support 23 that is used for fixed wire winding forked mouth 24 on linking arm 22, be provided with on sixth fixed plate 19 and be used for carrying out the compact heap 25 that compresses tightly with vertically wire winding arm 66, compact heap 25 is L type structure, just compact heap 25 and the positive cooperation of sixth fixed plate 19 constitute and are used for pressing from both sides the mouth 26 that presss from both sides tight wire winding arm 66, are provided with the Z axle actuating mechanism that the drive wire winding swing arm subassembly realized that Z axle direction removed, drive wire winding swing arm subassembly realizes the X axle actuating mechanism that X axle direction removed and drive wire winding swing arm subassembly realizes the Y axle actuating mechanism that Y axle direction removed between fifth fixed plate 11 and bottom plate 1.

Preferably, in order to make the operation more convenient and realize the automatic winding function, the X-axis driving mechanism includes an X-axis motor 3 fixed on the base plate 1 and two X-axis guide rails 9 extending along the X-axis direction, a first fixing plate 5 is slidably connected on the two X-axis guide rails 9, a second fixing plate 6 is vertically connected on the first fixing plate 5, the Y-axis driving mechanism includes a Y-axis motor 7 fixed on the side of the second fixing plate 6 and two Y-axis guide rails 8, the Y-axis guide rails 8 are fixed on the first fixing plate 5, a third fixing plate 10 is slidably connected on the two Y-axis guide rails 8, a connecting bracket 12 is fixed on the third fixing plate 10, the Z-axis driving mechanism includes a Z-axis motor 13 and two Z-axis linear slide rails 14, the Z-axis motor 13 is arranged on the back surface below the connecting bracket 12, the two Z-axis linear slide rails 14 are arranged on the front surface of the connecting bracket 12, an output shaft of the Z-axis motor 13 is connected with a transmission wheel 15 located in the connecting support 12, an auxiliary wheel 16 is arranged above the inside of the connecting support 12, a transmission belt 17 is matched between the transmission wheel 15 and the auxiliary wheel 16, the transmission belt 17 is connected with the fifth fixing plate 11 through a fourth connecting plate 65, the X-axis motor 3 drives the first fixing plate 5 to move back and forth on the X-axis guide rail 9 along the X-axis direction, the Y-axis motor 7 drives the third fixing plate 10 to move back and forth on the Y-axis guide rail 8 along the Y-axis direction, and the Z-axis motor 13 drives the fifth fixing plate 11 to move back and forth on the Z-axis linear slide rail 14 along the Z-axis direction.

Preferably, for convenience of installation, the other end of the swing link 21 is connected to a first rotating shaft 27, the first rotating shaft 27 is connected to the sixth fixing plate 19 through a first bearing 28, the first rotating shaft 27 penetrates the first fixing plate 5 and then is connected to the lower end of the winding arm 66, a first pressing cover 29 for pressing the first bearing 28 into the sixth fixing plate 19 is disposed at the front end of the sixth fixing plate 19, and a wire guide 30 is disposed above the connecting arm 22.

Preferably, a first hydraulic shock absorber 31 is provided below the sixth fixing plate 19, and a second hydraulic shock absorber 32 that opens away from the clip opening 26 is provided on the side of the sixth fixing plate 19, so that a shock-absorbing effect can be achieved and safety can be further improved.

Preferably, in order to make the movement more stable, the output of the X-axis motor 3 is connected to a first ball screw 33, the other end of the first ball screw 33 is fixed to the base plate 1 through a first screw seat 34, a first nut seat 36 is fixed to a first screw nut 35 on the first ball screw 33, the first nut seat 36 is sleeved outside the first ball screw 33 and connected to the bottom of the first fixing plate 5, a first slider 37 slidably connected to the X-axis guide rail 9 is provided at the bottom of the first fixing plate 5, the output of the Y-axis motor 7 is connected to a second ball screw 39 through a first coupling 38, the other end of the second ball screw 39 is fixed to the first fixing plate 5 through a second screw seat 41, a second nut seat 42 is fixed to a second screw nut 40 on the second ball screw 39, the second nut seat 42 is sleeved outside the second ball screw 39 and connected to the bottom of the third fixing plate 10, a second slider 43 slidably connected to the Y-axis guide rail 8 is provided at the bottom of the third fixed plate 10, and a third slider 44 slidably connected to the Z-axis linear slide 14 is provided on the back surface of the fifth fixed plate 11.

Preferably, the contact piece 45 is provided on the side of the fifth fixing plate 11, the upper trigger switch 46 which is engaged with the contact piece 45 and causes power failure and the lower trigger switch 47 which is engaged with the contact piece 45 and causes power failure are provided on the connecting bracket 12, and the control device performs power failure processing when the contact piece 45 is inserted into the upper trigger switch 46, and performs power failure processing when the contact piece 45 approaches the lower trigger switch 47, thereby finally achieving setting of the vertical position of the winding nozzle, and further improving safety.

Preferably, for convenience of installation, the connecting bracket 12 is a frame-shaped structure, the auxiliary wheel 16 is rotatably connected to a second rotating shaft 48, two positioning plates 49 are fixed to both ends of the second rotating shaft 48, and the two positioning plates 49 are fixed to the connecting bracket 12.

Preferably, in order to facilitate later-stage disassembly and simultaneously realize a fixing effect on the stator, more than one limiting column 50 is annularly arranged on the upper opening of the winding disc framework 4, clamping components for clamping the stator are arranged on both sides of the winding disc framework 4, each clamping component comprises a clamping support 51 arranged on the winding disc framework 4, a pressing rod 52 is rotatably connected on each clamping support 51, a pressing block 53 abutting against the stator is arranged at the upper end of each pressing rod 52, cylinder supports 54 are arranged on both sides of the base plate 1, a first cylinder 55 is fixed on each cylinder support 54, a piston rod of each first cylinder 55 can abut against the lower end of each pressing rod 52 after extending out, a trimming cylinder 56 is further arranged on the base plate 1, and a pneumatic trimming nozzle 57 is connected on each trimming cylinder 56.

Preferably, a tensioner 60 for fixing the wire is provided above the connecting bracket 12 in order to allow the wire to have a certain tension during the transfer and to facilitate the transfer.

Preferably, a seventh fixing plate 61 is fixed on the fourth connecting plate 65, an eighth fixing plate 63 with a first groove 62 is fixed on the seventh fixing plate 61, and the first groove 62 and the seventh fixing plate 61 cooperate to form a mounting through groove 64 for inserting the driving belt 17.

The structure is composed of four groups of shafts of X/Y/Z/U, and the controller connected with the device at the later stage controls each electric appliance to return to the original point position and gives out a control signal, firstly the wire is placed on a corresponding wire spool, tension adjustment is carried out through a tensioner 60, then the wire head is fixed on a winding fork mouth 24 after passing through a wire clamp 30, a stator is placed on a winding disk framework 4 to be fixed, at the moment, equipment is started to control movement, the front and back left and right movement of the X shaft and the Y shaft respectively play roles in arranging the wire and finding the working original point, meanwhile, the Z shaft drives the winding fork mouth 24 to move up and down, finally the stator is wound, meanwhile, a U shaft motor 2 can realize positive and negative rotation, the Z shaft can move up and down to be matched with the winding fork mouth 24 to move up and down from the product slot type, and the matching with the Z shaft is ensured, and the structure is particularly related to a winding mode diagram of the stator product (namely the slot number, the tension adjustment, the wire head and the positioning of the winding fork mouth are controlled by the controller, Across a number of slots) which is a routine matter in the art in the later control part and therefore not described in detail. The specific working principle is as follows: starting and resetting, checking whether each shaft is in the original position by a controller connected at the later stage, manually placing the wire at a wire shearing cylinder, fixing a wire adding head while shearing the wire (how to fix the wire also belongs to the conventional technology and is not described in detail), returning each coordinate to an original point (the original point can be randomly selected on a screen corresponding to the controller, meanwhile, according to the product characteristics, selecting a point suitable for product winding as the original point (the specific original point placed at the winding point is determined to belong to the conventional technology in the field and is not described in detail)), then manually feeding, clamping the stator in the winding disc framework 4 through clamping components at two sides, fixing the stator on a feeding mold of the winding disc framework 4, pressing a start button to X, Y to move corresponding coordinates, hanging an initial hook by rotating the U shaft left and right in a matching manner, and then performing a winding process according to a winding schematic diagram provided by a client, in the process of winding, in order to adapt to thick wire winding, the vertical winding arm 66 is clamped in the clamping opening 26 of the pressing block 25, and the pressing block 25 can clamp the winding arm 66 at the moment, so that the phenomenon that the winding arm generates micro deformation to scratch a copper wire due to overlarge tension when the wire is too thick can be prevented, and the effect of winding the thick wire is further facilitated, meanwhile, after a groove on a stator is wound, the swinging arm overturning motor 18 is driven to extend out to drive the swinging rod 21 below to swing, finally, the other end of the swinging rod 21 drives the winding arm 66 to rotate, the winding arm is moved out from the clamping opening 26 and is changed into a horizontal device from the original vertical state, finally, the swinging arm assembly rotates 90 degrees, the wire end can be hung outside the stator, the stator is prevented from being influenced, then, after the winding is finished, the U shaft returns to the original position, and the first air cylinders on the two sides are ensured to be exactly aligned with the pressing rod 52, then the first cylinder 55 extends out of the jacking pressing rod 52 to ensure that the lower end of the pressing rod 52 is close to the winding disc framework 4, the pressing block 53 for pressing the stator above is loosened, the pressing block extends out of the wire cutting cylinder 56 to be close to the wire end, then the pneumatic wire cutting nozzle 57 works to cut wires, and finally the stator is taken out manually.

Therefore, the structure has the following technical advantages: 1. in order to adapt to thick wire winding, the vertical winding arm 66 is clamped in the clamping opening 26 of the pressing block 25, and the pressing block 25 can clamp the winding arm 66 at the moment, so that the phenomenon that the winding arm generates micro deformation to scratch a copper wire due to overlarge tension when the wire is too thick can be prevented, and the effect of winding the thick wire is further facilitated; 2. after a groove on the stator is wound, the swing arm overturning motor 18 is driven to extend out to drive the swing rod 21 below to swing, finally, the other end of the swing rod 21 drives the winding arm 66 to rotate and move out of the clamping opening 26, and the original vertical state is changed into a horizontal device, so that the swing arm assembly rotates 90 degrees, the wire end can be hung outside the stator, and the influence on the taking-off of the stator is avoided; 3. and realize automatic wire winding, further improve work efficiency, reduce cost of labor and security.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (10)

1. A single-end internal winding machine comprises a bottom plate (1), and is characterized in that: a U-axis motor (2) is arranged below a bottom plate (1), an output shaft of the U-axis motor (2) penetrates through the bottom plate (1) and then is connected with a winding disc framework (4) for placing a stator, a winding swing arm assembly is arranged on the bottom plate (1), the winding swing arm assembly comprises a vertically arranged fifth fixing plate (11), a winding arm (66) and a swing arm overturning motor (18) for driving the winding arm (66) to rotate horizontally from a vertical state, a vertically arranged sixth fixing plate (19) is arranged on the fifth fixing plate (11), the swing arm overturning motor (18) is fixed on the side edge of the sixth fixing plate (19), a rotary joint (20) is connected to the output of the swing arm overturning motor (18), a swing rod (21) is rotatably connected to the rotary joint (20), and the other end of the swing rod (21) is rotatably connected with the lower end of the winding arm (66), the utility model discloses a wire winding arm, including linking arm (22), compressing block (25), pressing block (25) are L type structure, just pressing block (25) and sixth fixed plate (19) openly cooperate to constitute and are used for pressing from both sides the mouth (26) that press from both sides tight wire winding arm (66), are provided with the Y axle actuating mechanism that the X axle actuating mechanism that the drive wire winding swing arm subassembly realized the removal of Z axle direction and the Y axle actuating mechanism that the drive wire winding swing arm subassembly realized the removal of Y axle direction between fifth fixed plate (11) and bottom plate (1), the upper end of wire winding arm (66) is connected with linking arm (22) that the level was placed, is provided with fork mouth support (23) that are used for fixed wire winding fork mouth (24) on linking arm (22), is provided with compressing block (25) and is used for carrying out compressing tightly vertically wire winding arm (66), compressing block (25) are the L type structure.

2. A single-end internal winding machine according to claim 1, characterized in that: the X-axis driving mechanism comprises an X-axis motor (3) fixed on a base plate (1) and two X-axis guide rails (9) extending along the X-axis direction, wherein a first fixing plate (5) is connected onto the two X-axis guide rails (9) in a sliding manner, a second fixing plate (6) is vertically connected onto the first fixing plate (5), the Y-axis driving mechanism comprises a Y-axis motor (7) fixed on the side edge of the second fixing plate (6) and two Y-axis guide rails (8), the Y-axis guide rails (8) are fixed onto the first fixing plate (5), a third fixing plate (10) is connected onto the two Y-axis guide rails (8) in a sliding manner, a connecting support (12) is fixed onto the third fixing plate (10), the Z-axis driving mechanism comprises a Z-axis motor (13) and two Z-axis linear slide rails (14), the Z-axis motor (13) is arranged on the back side of the connecting support (12), two Z-axis linear sliding rails (14) are arranged on the front surface of the connecting bracket (12), an output shaft of the Z-axis motor (13) is connected with a driving wheel (15) positioned in the connecting bracket (12), an auxiliary wheel (16) is arranged above the inside of the connecting bracket (12), a transmission belt (17) is matched between the transmission wheel (15) and the auxiliary wheel (16), the transmission belt (17) is connected with the fifth fixing plate (11) through a fourth connecting plate (65), the X-axis motor (3) drives the first fixing plate (5) to move back and forth on the X-axis guide rail (9) along the X-axis direction, the Y-axis motor (7) drives the third fixing plate (10) to move back and forth on the Y-axis guide rail (8) along the Y-axis direction, and the Z-axis motor (13) drives the fifth fixing plate (11) to move back and forth on the Z-axis linear slide rail (14) along the Z-axis direction.

3. A single-end internal winding machine according to claim 2, characterized in that: the other end of the swing rod (21) is connected with a first rotating shaft (27), the first rotating shaft (27) is connected into a sixth fixing plate (19) through a first bearing (28), the first rotating shaft (27) penetrates through the first fixing plate (5) and then is connected with the lower end of the winding arm (66), a first pressing cover (29) pressing the first bearing (28) into the sixth fixing plate (19) is arranged at the front end of the sixth fixing plate (19), and a wire clamp (30) is arranged above the connecting arm (22).

4. A single-end internal winding machine according to claim 3, characterized in that: a first hydraulic buffer (31) is arranged below the sixth fixing plate (19), and a second hydraulic buffer (32) which is far away from the opening of the clamping opening (26) is arranged on the side edge of the sixth fixing plate (19).

5. A single-end inner winding machine according to claim 2, 3 or 4, characterized in that: the output of the X-axis motor (3) is connected with a first ball screw (33), the other end of the first ball screw (33) is fixed on the bottom plate (1) through a first screw seat (34), a first nut seat (36) is fixed on a first screw nut (35) on the first ball screw (33), the first nut seat (36) is sleeved outside the first ball screw (33) and is connected with the bottom of a first fixing plate (5), a first sliding block (37) in sliding connection with an X-axis guide rail (9) is arranged at the bottom of the first fixing plate (5), the output of the Y-axis motor (7) is connected with a second ball screw (39) through a first coupler (38), the other end of the second ball screw (39) is fixed on the first fixing plate (5) through a second screw seat (41), and a second nut seat (42) is fixed on a second screw nut (40) on the second ball screw (39), the second nut seat (42) is sleeved outside the second ball screw (39) and connected with the bottom of the third fixing plate (10), a second sliding block (43) in sliding connection with the Y-axis guide rail (8) is arranged at the bottom of the third fixing plate (10), and a third sliding block (44) in sliding connection with the Z-axis linear sliding rail (14) is arranged on the back surface of the fifth fixing plate (11).

6. A single-end internal winding machine according to claim 5, characterized in that: a contact piece (45) is arranged on the side edge of the fifth fixing plate (11), and an upper trigger switch (46) which is matched with the contact piece (45) to realize power failure and a lower trigger switch (47) which is matched with the contact piece (45) to realize power failure are arranged on the connecting bracket (12).

7. A single-end inner winding machine according to claim 2, 3 or 4, characterized in that: the connecting support (12) is of a frame-shaped structure, the auxiliary wheel (16) is rotatably connected to a second rotating shaft (48), two positioning plates (49) are fixed to two ends of the second rotating shaft (48), and the two positioning plates (49) are fixed to the connecting support (12).

8. A single-end inner winding machine according to claim 1 or 2 or 3 or 4, characterized in that: the upper port of wire winding disc skeleton (4) is provided with more than one spacing post (50) along the annular, all is provided with the clamping component who is used for pressing from both sides tight stator in the both sides of wire winding disc skeleton (4), clamping component including installing clamping bracket (51) on wire winding disc skeleton (4), rotate on clamping bracket (51) and be connected with compressing rod (52), the upper end of compressing rod (52) is provided with briquetting (53) that offsets with the stator, is provided with cylinder support (54) in the both sides of bottom plate (1), is fixed with first cylinder (55) on cylinder support (54), can offset with the lower extreme of compressing rod (52) after the piston rod of first cylinder (55) stretches out, still is provided with on bottom plate (1) and cuts line cylinder (56), be connected with pneumatic line mouth of cutting (57) on line cutting cylinder (56).

9. A single-end internal winding machine according to claim 8, characterized in that: a tensioner (60) for fixing the thread is arranged above the connecting bracket (12).

10. A single-end inner winding machine according to claim 2, 3 or 4, characterized in that: a seventh fixing plate (61) is fixed on the fourth connecting plate (65), an eighth fixing plate (63) with a first groove (62) is fixed on the seventh fixing plate (61), and the first groove (62) and the seventh fixing plate (61) are matched to form an installation through groove (64) for inserting the transmission belt (17).

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