CN110445326B - Stator coil winding mechanism - Google Patents

Abstract

The invention provides a stator coil winding machine, which comprises a winding part and a wire feeding part, wherein the wire feeding part is used for conveying a copper wire to the winding part along a straight line, and the winding part is used for winding the copper wire into a coil; the winding part comprises a machine table, a turntable is arranged on the machine table and driven to rotate by a driving part, a mounting plate is arranged on the turntable along the horizontal direction, a first winding former and a second winding former are symmetrically arranged at two ends of the mounting plate, and winding grooves are formed in the two winding formers; the wire feeding component comprises an installation support arranged on one side of the machine table, an installation bottom plate is arranged on the installation support, and at least two wire clamping devices are arranged on the installation bottom plate in the horizontal direction. The problems that an existing coil winding mode is low in winding efficiency, labor intensity of workers is high and the like are solved.

Description

A stator coil winding mechanism

technical field

The invention relates to the technical field of motor manufacturing, in particular to a stator coil winding mechanism.

Background technique

The stator coil is made of copper wire wound by flat copper wire. The existing coil winding method has always been carried out by semi-mechanical, semi-manual or even all manual methods, and the production efficiency is low.

SUMMARY OF THE INVENTION

The invention provides a stator coil winding mechanism, the purpose of which is to solve the problems of low winding efficiency and high labor intensity of workers in the existing coil winding method.

In order to achieve the above object, an embodiment of the present invention provides a stator coil winding machine, comprising a wire winding part and a wire feeding part, the wire feeding part is used for conveying the copper wire to the wire winding part along a straight line, the winding part is used for winding the copper wire into the coil;

The winding part includes a machine table, and a turntable is arranged on the machine table, and the turntable is driven and rotated by the driving part. The turntable is provided with a mounting plate along the horizontal direction, and the two ends of the mounting plate are symmetrically arranged with a first winding die and a second winding die, both of which are provided with a winding slot;

The wire feeding part includes a mounting bracket arranged on one side of the machine table, the mounting bracket is provided with a mounting bottom plate, and at least two wire clamping devices are arranged on the mounting bottom plate along the horizontal direction. It is used to drive the copper wire to the winding component along a straight line.

Wherein, each of the thread clamping devices includes a horizontal thread clamping part and a vertical thread clamping part, the horizontal thread clamping part includes two first transmission rollers arranged side by side in the horizontal direction, and the vertical thread clamping part includes Two second transmission rollers arranged side by side in the vertical direction.

Wherein, the wire feeding component further includes an installation base, two sides of the installation base are provided with sliding guide rails along the length direction, and two sides of the bottom of the installation support are slidably connected to the sliding guide rails through sliders, and the installation base A driving motor is also provided on the upper surface, and the driving motor drives the mounting bracket to slide along the sliding guide rail, and the sliding direction of the mounting bracket is perpendicular to the conveying direction of the copper wire.

Wherein, the mounting base plate and the mounting bracket are connected by a rotating shaft, an adjusting cylinder is also provided on the mounting bracket, and one end of the adjusting cylinder is fixed on the mounting bracket and is rotatably connected with the mounting bracket, the The other end of the adjusting cylinder is rotatably connected with the mounting base plate.

Wherein, an adjustment plate is also sleeved on the rotating shaft, the adjustment plate is located between the installation bracket and the installation bottom plate, and two first end face bearings are symmetrically arranged on one side of the adjustment plate. Two second end face bearings are symmetrically arranged on the other side, the end faces of the two first end face bearings bear against the back of the adjusting plate, and two guiding devices are also arranged on both ends of the back of the mounting bottom plate. One end of the guide device is fixed on the back of the installation base plate, and the other end of the guide device is pressed against the end surface of the second end face bearing.

Wherein, the first winding die is arranged on the first installation base, the second winding die is arranged on the second installation base, and the first installation base and the second installation base are both provided with a first pressure A compression device, the first compression device is used for compression of the coil end, the first compression device includes a compression spring arranged obliquely, and one end of the compression spring is connected to the first installation base or the first The two mounting bases are fixedly connected, the other end of the compression spring is fixedly connected to the first pressing plate, the outer sides of the first winding die and the second winding are provided with opening grooves along the height direction, and the compression spring is located in the In the opening slot, the outer sides of the first winding die and the second winding die are both set in an arc shape and inclined inward, and the winding slot is along the first winding die and the second winding die. The inclination directions of the plates are evenly arranged, and one side of the pressing plate abuts against the side wall of the winding slot.

Wherein, both ends of the mounting plate are symmetrically provided with a first strip-shaped groove and a second strip-shaped groove along the length direction, and two ends of the bottom of the mounting base plate are also symmetrically provided with a first driving handle and a second driving handle, so The output ends of the first drive handle and the second drive handle are respectively fixedly connected with the first lead screw and the second lead screw, the first lead screw is connected with a first nut, and the second lead screw is sleeved with a A second nut is connected, and the first nut and the second nut are respectively fixedly connected with the first mounting base and the second mounting base on the mounting plate.

Wherein, a first support plate and a second support plate are symmetrically arranged on the mounting plate along the width direction, the first support plate and the second support plate are connected by a width adjustment screw, and the first support plate and the second support plate are connected by a width adjustment screw. The rotation directions of the internal threads connected to both ends of the width adjusting screw on the two support plates are opposite.

Wherein, there are two width adjustment screws.

Wherein, the first support plate and the second support plate are also provided with a plurality of second pressing devices side by side at intervals, and the second pressing devices include vertically arranged first sleeves and second sleeves, The first sleeve is sleeved with a first guide rod, the second sleeve is sleeved with a second guide rod, and the tops of the first guide rod and the second guide rod are connected with a second pressure plate.

The above-mentioned scheme of the present invention has the following beneficial effects: the winding machine of the present invention has a simple and reasonable structure, and limits the axial and radial directions of the winding die, thereby ensuring that the winding die is safe when winding coils. Stability and reliability, greatly improve the processing efficiency and quality of motor coils.

Description of drawings

Fig. 1 is the structural representation of the winding machine of the present invention;

Fig. 2 is the structural schematic diagram of the wire feeding part;

Fig. 3 is another structural schematic diagram of the wire feeding part;

4 is a schematic view of the mechanism of the winding component;

FIG. 5 is a schematic view of the mechanism of the first pressing device.

[Description of reference numerals]

1-machine, 2-turntable, 3-first winding die, 5-installation plate, 4-second winding die, 6-installation bracket, 7-adjustment cylinder, 8-installation bottom plate, 9-winding part , 10-wire feeding part, 11-horizontal wire clamping part, 12-vertical wire clamping part, 13-rotating shaft, 14-drive motor, 15-lead screw, 16-installation base, 18-guide rail, 19-lead device, 20-adjustment plate, 21, 22-adjustment screw, 23-first drive handle, 24-second drive handle, 25-first support plate, 26-second support plate, 27-width adjustment screw, 28-second Pressing device, 29-first mounting base, 30-second mounting base, 31-first lead screw, 32-first pressing plate, 33-compression spring.

Detailed ways

In order to make the technical problems, technical solutions and advantages to be solved by the present invention more clear, the following will be described in detail with reference to the accompanying drawings and specific embodiments.

In view of the existing problems, the present invention provides a stator coil winding machine, which includes a wire winding part 9 and a wire feeding part 10, and the wire feeding part 10 is used for conveying the copper wire to the wire winding part in a straight line 9. The winding member 9 is used to wind the copper wire into the coil; the winding member 9 includes a machine table 1, and a turntable 2 is provided on the machine table 1, and the turntable 2 is driven by The components are driven and rotated, and the turntable 2 is provided with a mounting plate 5 along the horizontal direction. The two ends of the mounting plate 5 are symmetrically provided with a first winding die 3 and a second winding die 4. The molds are all provided with wire winding grooves; the wire feeding part 9 includes a mounting bracket 6 arranged on one side of the machine table 1, and a mounting base plate 8 is arranged on the mounting bracket 6, and the upper edge of the mounting base plate 8 is horizontal At least two wire clamping devices are provided in the direction, and the wire clamping devices are used to drive the copper wire to the wire winding part 9 along a straight line.

Each of the thread clamping devices includes a horizontal thread clamping portion 11 and a vertical thread clamping portion 12. The horizontal thread clamping portion 11 includes two first transmission rollers arranged side by side in the horizontal direction. The vertical thread clamping portion 12 includes two second transmission rollers arranged side by side along the vertical direction.

The stator coil winding machine includes a wire winding part 9 and a wire feeding part 10, the wire feeding part 10 is used for conveying the copper wire to the wire winding part 9 along a straight line, and the wire winding part 9 is used for the Copper wire is wound to form the coil. The winding member 9 includes a machine table 1, and a turntable 2 is arranged on the machine table 1. The turntable 2 is driven and rotated by a driving member, and a mounting plate 5 is arranged on the turntable 2 along the horizontal direction. Both ends of the plate 5 are symmetrically provided with a first winding die 3 and a second winding die 4, and both winding dies are provided with a winding slot; the driving component drives the turntable 2 to rotate, and the The copper wire is wound along the winding grooves of the first winding die 3 and the second winding die 4, and the outer sides of the first winding die 3 and the second winding die 4 are set as circles Arc-shaped and inclined inwardly, the winding grooves are evenly arranged along the inclination direction of the first winding die and the second winding die. The driving component may be a motor or a rotary cylinder.

The installation base plate 8 is provided with at least two wire clamping devices along the horizontal direction, each of the wire clamping devices includes a horizontal wire clamping part 11 and a vertical wire clamping part 12, and the horizontal wire clamping part 11 includes two The first transmission rollers arranged side by side in the horizontal direction, the vertical wire clamping part 12 includes two second transmission rollers arranged side by side in the vertical direction, the wire clamping device is connected with the first winding die 3 and the second transmission roller. The two winding dies 4 are aligned, and the copper wire passes through the first transmission roller and the second transmission roller of the wire clamping device and is transported to the winding part 9 for winding. The first transmission roller and the second transmission roller The rollers are provided so that the copper wire is conveyed to the wire winding member 10 in a straight direction.

Preferably, there are four wire clamping devices.

In order to keep the two first transmission rollers pressing and clamping the copper wire to ensure that the copper wire is kept in a straight line, one of the first transmission rollers is set to be adjustable up and down, Specifically, one of the first transmission rollers is set to be fixedly connected with one end of the adjusting screw 21, and the other of the first transmission rollers is fixedly arranged, and the two first transmission rollers can be adjusted by rotating the first transmission roller The spacing between the horizontal first transmission rollers is suitable for the clamping of copper wires of different widths. The setting of the first transmission roller is mainly to correct the bending of the copper wire in the horizontal direction.

Similarly, in order to keep the two second transmission rollers pressing the copper wire to ensure that the copper wire is kept in a straight line, one of the second transmission rollers is set to be fixed, and the other is set to be fixed. One drive roller is set to be adjustable, specifically, one of the second drive rollers is set to be fixedly connected with one end of the adjusting screw 22, and the other second drive roller is fixedly set, and by rotating the The second transmission roller can adjust the distance between the two vertical second transmission rollers to adapt to the clamping of copper wires of different widths. The setting of the second transmission roller arranged vertically is mainly to correct the bending of the copper wire in the horizontal direction. The horizontal wire clamping part 11 and the vertical wire clamping part 12 The bending of the copper wire in the vertical direction and the horizontal direction is corrected, so that the copper wire is transmitted to the wire winding part 10 in a straight line

The wire feeding member 9 further includes a mounting base 16, two sides of the mounting base 16 are provided with sliding guide rails 18 along the length direction, and both sides of the bottom of the mounting bracket 6 slide with the sliding guide rails 18 through sliders The mounting base 16 is also provided with a drive motor 14, the drive motor 14 drives the mounting bracket 6 to slide along the sliding guide rail 18, and the sliding direction of the mounting bracket 6 is related to the transmission of the copper wire Orientation is vertical.

When the drive motor 14 drives the turntable 2 to rotate, the turntable 2 drives the first winding die 3 and the second winding die 4 at both ends of the mounting plate 5 to rotate, thereby realizing the winding of the copper wire. During the winding process of the copper wire, there will be an included angle between the copper wire and the mounting plate 5. In order to avoid the copper wire being broken during the winding process, during the rotation of the mounting plate 5, the The mounting bracket 6 is configured to slide along the sliding guide rail 18 to reduce the included angle between the copper wire and the mounting plate 5 so as to prevent the copper wire from breaking.

The mounting base 16 is connected with the mounting bracket 6 through the rotating shaft 13 , and the mounting bracket 6 is further provided with an adjusting cylinder 7 , and one end of the adjusting cylinder 7 is fixed on the mounting bracket 6 and is connected to the mounting bracket 6 . The mounting bracket 6 is rotatably connected, and the other end of the adjusting cylinder 7 is rotatably connected with the mounting base plate 8 .

When the copper wire is wound along the winding grooves of the first winding die 3 and the second winding die 4, in order to keep the copper wire always wound with the first winding die 3 or the second winding die The corresponding winding grooves on the wire mold 4 are aligned, and in order to support the mounting base plate 8, an adjusting cylinder 7 is provided on the mounting bracket 6, and one end of the adjusting cylinder 7 is fixed on the mounting bracket 6 and It is rotatably connected with the mounting bracket 6, and the other end of the adjusting cylinder 7 is rotatably connected with the mounting bottom plate 8, and the end of the mounting bottom plate 8 facing the winding device is driven to rise by the driving of the adjusting cylinder 7. Or descend, so as to ensure that the copper wire is accurately wound in the corresponding winding grooves on the first winding die 3 and the second winding die 4 . At the same time, the adjusting cylinder 7 can also play a supporting role for the installation bottom plate.

The two ends of the rotating shaft 13 are respectively connected with the mounting base plate 8 and the mounting bracket 6 through bearings, and an adjusting plate 20 is also sleeved on the rotating shaft 13 , and the adjusting plate 20 is located on the mounting bracket 6 . Between the mounting base plate 8, two first end face bearings are symmetrically arranged on one side of the adjusting plate 20, and two second end face bearings are symmetrically arranged on the other side of the adjusting plate 20. The end face of the end face bearing bears against the back of the installation base plate 8, and two guide devices 19 are also provided at both ends of the back of the installation base plate 8. One end of the guide device 19 is fixed on the back of the installation base plate 8, so The other end of the guide device 19 bears against the end face of the second end face bearing.

Due to the heavy weight and long length of the installation base plate 8, the adjusting cylinder 7 is prone to shake during the process of pushing the installation base plate 8, so the vibration of the installation base plate 8 and the installation The friction between the bottom plate 8 and the adjusting plate 7, the mounting bottom plate 8 always keeps abutting against the end face of the first end bearing during the rotation,

At the same time, the up and down swing of the installation base plate 8 is limited and the wire is carried out, so as to ensure that the wire clamping device on the installation base plate 8 is always kept flush with the winding die. Two guide devices 19 are provided, one end of the guide device 19 is fixed on the back of the installation bottom plate 8, and the other end of the guide device 19 is against the end face of the second end face bearing

Wherein, the first winding die 3 is arranged on the first installation base 29 , the second winding die 4 is arranged on the second installation base 30 , the first installation base 29 and the second installation base 30 Both are provided with a first pressing device, the first pressing device is used for pressing the end of the coil, and the first pressing device includes an obliquely arranged compression spring 33, one end of the compression spring 33 is The first mounting base 29 or the second mounting base 30 is fixedly connected, the other end of the compression spring 33 is fixedly connected to the first pressing plate 32, and the outer sides of the first winding die 3 and the second winding die 4 are both Arranged in an arc shape and inclined inward, the winding grooves are evenly arranged along the inclination direction of the first winding die 3 and the second winding die 4. The first winding die 3 and the second winding The wire mold 4 is provided with an opening slot along the inclined direction, and the compression spring 33 is located in the opening slot, and the first pressing plate 32 is moved up or down along the opening slot to drive the first pressing plate 32 along the first winding. The winding slot of the wire die 3 or the second winding die 4 is raised or lowered.

When the copper wire is wound along the winding grooves of the first winding die 3 and the second winding die 4, in order to keep the copper wire in a pressed state, avoid the copper wire. The first pressing device is provided when the winding groove is lifted up or the winding is not tight, and the first pressing plate rises with the increase of the number of turns of the winding.

Wherein, both ends of the mounting plate 3 are symmetrically provided with a first strip-shaped groove and a second strip-shaped groove along the length direction, and two ends of the bottom of the mounting base plate 8 are also symmetrically provided with a first driving handle 23 and a second driving handle 23 The handle 24, the output ends of the first drive handle 23 and the second drive handle 24 are respectively fixedly connected with the first lead screw 31 and the second lead screw, the first lead screw 31 is connected with a first nut, the A second nut is sleeved and connected to the second lead screw, and the first nut and the second nut are respectively fixedly connected to the mounting bases of the first winding die 3 and the second winding die 4 on the mounting plate.

Due to the different sizes of the coils to be wound, some coils are long and some are coil ends, so in order to meet the winding requirements of coils of different lengths, the first winding die 3 and the second winding die 4 are set as In a way that can be adjusted to both ends, by rotating the first handle 23 and the second handle 24, the first lead screw 31 and the second lead screw are driven to rotate, and the first lead screw 31 and the second lead screw The rotation drives the first nut and the second nut to move along the screw rod. When the first nut and the second nut move toward the middle, it drives the first winding die 3 and the second winding die 4 Move closer to the middle, reduce the distance between the first winding die 3 and the second winding die 4, when the first nut and the second nut move away, drive the first winding die 3 and The second winding dies 4 move away from each other to increase the distance between the first winding dies 3 and the second winding dies 4 .

The mounting plate 5 is provided with a first support plate 25 and a second support plate 26 symmetrically along the width direction, and the first support plate 25 and the second support plate 26 are connected by a width adjustment screw 27. The inner threads on the first support plate 25 and the second support plate 26 connected to both ends of the width adjusting screw 27 have opposite directions of rotation.

A first support plate 25 and a second support plate 26 are symmetrically arranged along the width direction on the mounting plate 5 , and the width can be adjusted between the first support plate 25 and the second support plate 26 . The arrangement of the plate 25 and the second support plate 26 is to realize the width adjustment of the coil along the length direction, so as to adapt to the width adjustment of different coils.

Wherein, a plurality of second pressing devices 28 are arranged side by side and spaced above the first support plate 25 and the second support plate 26 , and the second pressing devices include a first sleeve and a second vertically arranged sleeve. A sleeve, the first sleeve is sleeved with a first guide rod, the second sleeve is sleeved with a second guide rod, and the tops of the first guide rod and the second guide rod are connected with a second guide rod platen. The second pressing plate gradually rises against the continuous winding of the coil along the height direction during the winding process of the coil, but keeps pressing the copper wire during the rising process.

The present invention provides a stator coil winding machine, comprising a wire winding part 9 and a wire feeding part 10, the wire feeding part 10 is used for conveying the copper wire to the wire winding part 9 along a straight line, the wire The component 9 is driven by the driving component arranged on the machine table 1, and drives the turntable 2 to rotate. The turntable 2 is fixedly provided with a mounting plate 5, and the two ends of the mounting plate 5 are symmetrically provided with the first winding die 3. and the second winding die 4, the first winding die 3 and the second winding die 4 rotate with the turntable 2 to wind the copper wire on the winding slot to form the coil, so The arrangement of the vertical wire clamping portion 12 and the horizontal wire clamping portion 11 on the wire feeding member 10 can ensure that the copper wire is conveyed to the wire winding member 9 along a straight line.

The winding machine of the present invention has a simple and reasonable structure, and limits the axial and radial directions of the winding die, thereby ensuring the stability and reliability of the winding die when winding coils, and greatly improving the performance of the motor coil. Processing efficiency and quality.

The above are the preferred embodiments of the present invention. It should be pointed out that for those skilled in the art, without departing from the principles of the present invention, several improvements and modifications can be made. It should be regarded as the protection scope of the present invention.

Claims (7)

1. A stator coil winding machine is characterized by comprising a winding part and a wire feeding part, wherein the wire feeding part is used for conveying a copper wire to the winding part along a straight line, and the winding part is used for winding the copper wire into a coil;

the winding part comprises a machine table, a turntable is arranged on the machine table and driven to rotate by a driving part, a mounting plate is arranged on the turntable along the horizontal direction, a first winding former and a second winding former are symmetrically arranged at two ends of the mounting plate, and winding grooves are formed in the two winding formers;

the wire feeding part comprises an installation support arranged on one side of the machine table, an installation bottom plate is arranged on the installation support, at least two wire clamping devices are arranged on the installation bottom plate along the horizontal direction, and the wire clamping devices are used for driving the copper wire to the winding part along a straight line;

the wire feeding component also comprises an installation base, sliding guide rails are arranged on two sides of the installation base along the length direction, two sides of the bottom of the installation support are connected with the sliding guide rails in a sliding mode through sliding blocks, a driving motor is further arranged on the installation base and drives the installation support to slide along the sliding guide rails, and the sliding direction of the installation support is perpendicular to the conveying direction of the copper wires;

the mounting bottom plate is connected with the mounting bracket through a rotating shaft, the mounting bracket is also provided with an adjusting cylinder, one end of the adjusting cylinder is fixed on the mounting bracket and is rotationally connected with the mounting bracket, and the other end of the adjusting cylinder is rotationally connected with the mounting bottom plate;

still the cover is equipped with an regulating plate in the pivot, the regulating plate is located the installing support with between the mounting plate, a side symmetry of regulating plate is provided with two first end face bearings, and the opposite side symmetry of regulating plate is provided with two second end face bearings, two the terminal surface of first end face bearing withstands the back of regulating plate, mounting plate's back both ends still are provided with two guider, guider's one end is fixed mounting plate's the back, guider's the other end withstands the terminal surface of second end face bearing.

2. The stator coil winding machine as claimed in claim 1, wherein each of the wire clamping devices includes a horizontal wire clamping portion including two first driving rollers arranged side by side in a horizontal direction and a vertical wire clamping portion including two second driving rollers arranged side by side in a vertical direction.

3. The stator coil winding machine as claimed in claim 2, wherein the first winding former is disposed on a first mounting base, the second winding former is disposed on a second mounting base, the first mounting base and the second mounting base are both provided with a first pressing device for pressing the coil end, the first pressing device includes a compression spring disposed obliquely, one end of the compression spring is fixedly connected with the first mounting base or the second mounting base, the other end of the compression spring is fixedly connected with a first pressing plate, the outer sides of the first winding former and the second winding former are both provided with an open slot along the height direction, the compression spring is located in the open slot, the outer sides of the first winding former and the second winding former are both disposed in an arc shape and are inclined inward, the winding slots are uniformly disposed along the inclined direction of the first winding former and the second winding former, one side of the pressing plate abuts against the side wall of the winding groove.

4. The stator coil winding machine as claimed in claim 3, wherein the mounting plate has first and second bar-shaped grooves symmetrically formed at both ends thereof along the length direction, the mounting plate has first and second driving handles symmetrically formed at both ends thereof at the bottom thereof, the first and second driving handles have output ends respectively fixedly connected to the first and second lead screws, the first lead screw is connected to a first nut, the second lead screw is sleeved with a second nut, and the first and second nuts are respectively fixedly connected to the first and second mounting bases on the mounting plate.

5. The stator coil winding machine as claimed in claim 4, wherein the mounting plate is provided with a first support plate and a second support plate symmetrically in a width direction, the first support plate and the second support plate are connected by a width adjusting screw, and the turning directions of internal threads connected to both ends of the width adjusting screw on the first support plate and the second support plate are opposite.

6. The stator coil winding machine as claimed in claim 5, wherein the width adjusting screw is provided in two.

7. The stator coil winding machine as claimed in claim 6, wherein the first and second support plates further have a plurality of second pressing devices spaced side by side, the second pressing devices include vertically disposed first and second sleeves, the first sleeve is internally sleeved with a first guide rod, the second sleeve is internally sleeved with a second guide rod, and top portions of the first and second guide rods are connected with a second pressing plate.

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