CN218335691U - Automatic winding and embedding machine for multi-layer armature rotor - Google Patents

Abstract

The utility model provides an automatic machine of inlaying around of multilayer armature rotor, it has the specific structure around inlaying the assembly, inlay the assembly including the cooperation use around inlaying half assembly and second around inlaying half assembly, wherein, first around inlaying half assembly includes first torsion mechanism, work piece positioning mechanism, first line ball line mechanism that pushes away, the second around inlaying half assembly includes second torsion mechanism and second line ball line mechanism that pushes away. Adopt the utility model discloses an automatic when winding machine carries out the electric motor rotor wire winding, the work piece forms the location with the cooperation of work piece positioning mechanism, twists reverse the copper line through twisting wire mechanism, realizes the copper line certain angle that deflects, makes copper line embedding rotor groove through pushing away line-pressing mechanism in, whole process is automatic goes on, has overcome the workman intensity of labour who exists among the prior art high, and work efficiency is low, the uncontrollable problem of cost, through experimental, the utility model discloses an automatic winding machine production efficiency is high, the yield is high, and work efficiency can reach artificial 16 times and control, and every output of every shift can reach nearly 480.

Description

Automatic winding and embedding machine for multi-layer armature rotor

Technical Field

The utility model relates to a forming technology of direct current motor rotor coil, specific saying relates to an automatic winding and embedding machine of multilayer armature rotor.

Background

The multilayer armature rotor is an important part of low-voltage large-current direct-current motors such as oil pumps and automobile starting motors, the diameter of a copper wire on the armature rotor in the low-voltage large-current direct-current motor is large (generally larger than 2 mm), and the wound armature has the characteristics of low copper wire height, high groove filling rate and the like.

In the manufacturing process of the multilayer armature rotor, an armature rotor blank embedded with a layer of copper wire (the copper wire is in an umbrella shape, see fig. 18) needs to be wound into the armature rotor with the multilayer copper wire through wire twisting, wire pressing and wire pushing (see fig. 19).

The coils of the current multilayer armature rotor are usually wound by workers by hand through some tools. In actual production, the following defects exist: (1) artifical wire winding efficiency is lower: taking an oil pump motor with the outer diameter of 74 as an example, a skilled operator needs about 15 minutes on average to wind an armature rotor, and the output per shift of each operator is only about 30 pieces; (2) because the wire diameter of the multilayer armature rotor is thicker, larger force is needed in the wire twisting, wire pressing and wire pushing processes, and the labor intensity is high; moreover, the working difficulty is high, and common workers can be qualified for winding work after being trained strictly; (3) the cost is uncontrollable: the strength of manual winding is high, the continuous working efficiency cannot be guaranteed, and meanwhile, the cost investment of the winding process in the production of the multilayer armature rotor is high, so that the cost of manually winding the multilayer armature rotor is uncontrollable.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned not enough that exists among the prior art, the utility model provides an automatic winding machine of multilayer armature rotor adopts the utility model discloses an automatic winding machine carries out the electric motor rotor wire winding, replaces artifical winding electric motor rotor coil's process, can reduce the human cost to improve production efficiency.

In order to achieve the above purpose, the utility model provides the following technical scheme:

the automatic winding and embedding machine of the multilayer armature rotor comprises a machine table and a winding and embedding assembly arranged on the machine table; the winding and embedding assembly comprises a first winding and embedding half assembly and a second winding and embedding half assembly which are matched with each other; the first winding and embedding half assembly comprises a first twisting mechanism, a workpiece positioning mechanism and a first wire pushing and pressing mechanism; the first torsion mechanism comprises a first base fixedly connected with the machine table, a first torsion shaft capable of being driven by a motor to rotate is arranged on the first base, a first torsion die is arranged at the front end of the first torsion shaft, and a first torsion groove corresponding to the rotor groove is formed in the first torsion die; the workpiece positioning mechanism comprises a positioning rod inserted in the first torsion shaft, a positioning die is arranged at the front end of the positioning rod, a positioning structure used for being matched with the rotor rotating shaft to form positioning is arranged on the positioning die, and the rear end of the positioning rod is fixedly connected with the first base through a positioning rod support; the first wire pushing and pressing mechanism comprises a first mounting seat, a first wire pushing assembly and a first wire pressing assembly, wherein the first wire pushing assembly and the first wire pressing assembly are arranged corresponding to the first torsion shaft; the first mounting seat is arranged on the sliding table and can be driven by a motor to move along the axial direction of the first torsion shaft; the first wire pushing assembly comprises a first wire pushing flange, the front end of the first wire pushing flange is connected with a first wire pushing die through a first wire pushing die fixing seat, and the rear end of the first wire pushing flange is connected with the first mounting seat in a sliding mode through a first guide rod and can slide along the axial direction of the first torsion shaft; a first limiting piece is arranged at the rear end of the first guide rod, and correspondingly, a first limiting piece matched with the first limiting piece is arranged on the rear side of the first base; the first pressing line assembly comprises a first pressing line flange arranged on the first mounting seat, a first limiting flange is arranged at the front end of the first pressing line flange, a group of first limiting grooves are formed in the first limiting flange along the circumferential direction, a first pressing line swing part is arranged in each first limiting groove, a first pressing line block is hinged to the front end of each first pressing line swing part, and the rear end of each first pressing line swing part is matched with the first arc-shaped limiting groove in the front end face of the first pressing line flange through a first arc-shaped guide head; a first transmission lug is arranged at the rear part of the first wire pressing swing part, and the first transmission lug is connected with the first wire pushing flange through a first compression spring; a first extrusion inclined plane is arranged on the upper side of the front end of the first wire pressing block, and correspondingly, a first guide inclined plane matched with the first extrusion inclined plane is arranged on the inner side of the first wire pushing die; the second winding and embedding half assembly comprises a second wire twisting mechanism and a second wire pushing and pressing mechanism; the second wire twisting mechanism comprises a second base fixedly connected with the machine table, a second twisting shaft is arranged on the second base, a second twisting die is arranged at the front end of the second twisting shaft, and a second wire twisting groove corresponding to the rotor groove is formed in the second twisting die; the second torsion shaft can be driven by a motor to rotate and can be driven by the motor to move in the axial direction; the axis of the second torsion shaft coincides with the axis of the first torsion shaft; the second wire pushing and pressing mechanism and the first wire pushing and pressing mechanism are identical in structure.

Compared with the prior art, the utility model discloses an automatic winding and embedding machine of multilayer armature rotor has the assembly around inlaying of specific structure, around inlaying the assembly including the first half assembly of inlaying around inlaying and the second of cooperating the use around inlaying half assembly, wherein, first around inlaying half assembly includes first torsion mechanism, work piece positioning mechanism, first line push-out line mechanism, the second is around inlaying half assembly including second torsion mechanism and second line push-out line mechanism, in operation, the work piece forms the location with the cooperation of work piece positioning mechanism, twist reverse the copper line through torsion mechanism, realize the copper line certain angle that deflects, make copper line embedding rotor groove through line push-out line mechanism, whole process is automatic goes on, the workman intensity of labour who has overcome to exist among the prior art is high, work efficiency is low, the uncontrollable problem of cost, through the experiment, the utility model discloses an automatic winding and embedding machine's work efficiency can reach artificial 16 times about, every shift can reach output nearly 480, has production efficiency height, the advantage that the yield is high.

Preferably, in the automatic winding and embedding machine for the multi-layer armature rotor, the first winding and embedding half assembly further comprises a workpiece ejection mechanism; the workpiece ejection mechanism comprises an ejector rod inserted in the positioning rod, and the ejector rod can be driven by a power device to move along the axial direction. Therefore, after the winding work is finished, the workpiece can be ejected out through the ejector rod of the workpiece ejection mechanism, and the workpiece is convenient to transfer (generally, the workpiece is taken out by a worker and transferred to the next working procedure). Furthermore, the power source of the power device is an air cylinder arranged at the top of the first base. And the cylinder is adopted as a power source, so that the implementation is easy. Further, the air cylinder is a stroke-adjustable air cylinder. The adjustable air cylinder is formed by the air cylinder, workpieces of different specifications can be used, and the application range is wide.

Preferably, in the automatic winding and embedding machine for a multi-layer armature rotor, the first limiting member on the first wire pushing and pressing mechanism and the second limiting member on the second wire pushing and pressing mechanism are both nuts. The locating part adopts the nut, easily makes, and can satisfy the requirement of different specification work pieces through the position of adjusting nut for automatic coiling machine application scope is wide, and the commonality is good.

As optimization, in the automatic winding and embedding machine for the multilayer armature rotor, the first winding and embedding half assembly further comprises a first wire pushing limiting mechanism; the first wire pushing limiting mechanism comprises a first swing frame, and the first swing frame can be driven by a motor to swing to realize position adjustment; the first limiting block is arranged on the first swing frame. Therefore, the position of the first limiting block can be adjusted by adjusting the first swing frame of the first wire pushing limiting mechanism, so that the requirements of workpieces of different specifications are met, the application range of the automatic winding and embedding machine is wide, and the universality is good.

As optimization, in the automatic winding and embedding machine for the multilayer armature rotor, the second winding and embedding half assembly further comprises a second wire pushing limiting mechanism; the second wire pushing limiting mechanism comprises a second swing frame, and the second swing frame can be driven by a motor to swing to realize position adjustment; and a second limiting block on the second wire pushing and pressing mechanism is arranged on the second swing frame. Therefore, the position of the second limiting block can be adjusted by adjusting the second swing frame of the second wire pushing limiting mechanism, the requirements of workpieces of different specifications are met, the application range of the automatic winding and embedding machine is wide, and the universality is good.

Preferably, in the foregoing automatic winding and embedding machine for a multi-layer armature rotor, the positioning die is detachably connected to the positioning rod. Therefore, the adaptive positioning die can be replaced according to the structure of the rotor rotating shaft so as to adapt to workpieces of different specifications.

Preferably, in the automatic winding and embedding machine for a multi-layer armature rotor, a first wire pushing tooth groove is formed at the front end of the first wire pushing die and corresponds to the first torsion groove.

Preferably, in the automatic winding and embedding machine for a multi-layer armature rotor, a second wire pushing tooth groove is formed at the front end of a second wire pushing die on the second wire pushing and pressing mechanism and corresponds to a second wire twisting groove on the second wire twisting mechanism.

The front end of the wire pushing die is provided with the wire pushing tooth grooves, so that in the wire pushing process, copper wires are limited by the wire pushing tooth grooves, and the winding precision is higher.

Drawings

Fig. 1 is a schematic structural view of the automatic winding and embedding machine for a multi-layer armature rotor of the present invention;

fig. 2 is a schematic structural view of the first torsion mechanism after being assembled with the workpiece positioning structure and the ejection structure according to the embodiment of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2;

FIG. 4 is a front view of the structure of FIG. 2;

FIG. 5 is a cross-sectional view taken along plane C-C of FIG. 4;

FIG. 6 is a schematic structural view of a workpiece positioning mechanism according to an embodiment of the present invention;

fig. 7 is a schematic structural view of a positioning die in an embodiment of the present invention;

fig. 8 is a schematic view of the first wire pushing and pressing mechanism and the first wire pushing and limiting mechanism according to the embodiment of the present invention;

fig. 9 is a schematic structural view of the first wire pushing assembly and the second wire pressing assembly after being assembled according to the embodiment of the present invention;

fig. 10 is a schematic structural diagram of a first wire pressing assembly in an embodiment of the present invention;

FIG. 11 is a schematic view of a first stop flange in an embodiment of the present invention cooperating with a first punch line rocker;

fig. 12 is a schematic structural diagram of a second wire twisting mechanism in an embodiment of the present invention;

fig. 13 is an enlarged view of a portion B in fig. 12;

fig. 14 is a schematic view of the second wire pushing and pressing mechanism and the second wire pushing and limiting mechanism according to the embodiment of the present invention;

fig. 15 is a schematic structural view of the second wire pushing assembly and the second wire pressing assembly after being assembled according to the embodiment of the present invention;

fig. 16 is a schematic structural view of a second wire pressing assembly in an embodiment of the present invention;

FIG. 17 illustrates a second stop flange engaging a second clip swing element in accordance with an embodiment of the present invention;

FIG. 18 is a schematic structural view of an armature rotor blank in a state of being wound;

FIG. 19 is a schematic view of a multi-layer armature rotor winding and inserting structure;

fig. 20 is a schematic view of a specific application case of the automatic winding and embedding machine of the present invention.

The labels in the figures are: 1-a machine platform; 2-first torsion mechanism, 201-first base, 202-first torsion shaft, 203-first torsion die, 2031-first torsion groove; 3-a workpiece positioning mechanism, 301-a positioning rod, 302-a positioning die, 3021-a positioning structure, 303-a positioning rod support; 4-a first wire pushing and pressing mechanism, 401-a first mounting seat, 402-a first wire pushing assembly, 4021-a first wire pushing flange, 4022-a first wire pushing die fixing seat, 4023-a first wire pushing die, 4024-a first guide rod, 4025-a first limiting part, 403-a first wire pushing assembly, 4031-a first wire pushing flange, 40311-a first arc-shaped limiting groove, 4032-a first limiting flange, 40321-a first limiting groove, 4033-a first wire pushing swing part, 4034-a first wire pushing block, 40341-a first extrusion inclined surface, 404-a first compression spring; 5-a second twisting mechanism, 501-a second base, 502-a second twisting shaft, 503-a second twisting die and 5031-a second twisting groove; 6-a second wire pushing and pressing mechanism, 601-a second mounting seat, 602-a second wire pushing assembly, 6021-a second wire pushing flange, 6022-a second wire pushing mold fixing seat, 6023-a second wire pushing mold, 6024-a second guide rod, 6025-a second limiting part, 603-a second wire pushing assembly, 6031-a second wire pushing flange, 60311-a second arc limiting groove, 6032-a second limiting flange, 60321-a second limiting groove, 6033-a second wire pushing swing part, 6034-a second wire pushing block, 60341-a second extrusion inclined surface and 604-a second compression spring; 7-an ejection mechanism, 701-an ejector rod; 8-a first wire pushing limiting mechanism, 801-a first swing frame; 9-a second wire pushing limiting mechanism, 901-a second swing frame; 10-control panel.

Detailed Description

The present application will be further described with reference to the following drawings and detailed description (examples), but the present application is not limited thereto. The contents not specifically described below are all common technical knowledge in the art.

Referring to fig. 1-17, the multi-layer armature rotor automatic winding and embedding machine of the present invention comprises a machine table 1 and a winding and embedding assembly arranged on the machine table 1; the winding and embedding assembly comprises a first winding and embedding half assembly and a second winding and embedding half assembly which are matched with each other; the first winding and embedding half assembly comprises a first torsion mechanism 2, a workpiece positioning mechanism 3 and a first wire pushing and pressing mechanism 4; the first torsion mechanism 2 comprises a first base 201 fixedly connected with the machine table 1, a first torsion shaft 202 which can be driven by a motor to rotate is arranged on the first base 201 (the motor can be in transmission connection with the first torsion shaft 202 through a belt transmission mechanism, so that the automatic winding and embedding machine can be prevented from vibrating too much during working, and stable operation of winding and embedding work can be ensured), a first torsion die 203 is arranged at the front end of the first torsion shaft 202 (the first torsion die 203 is detachably connected with the first torsion shaft 202, so that workpieces of different specifications can be adapted), and a first torsion groove 2031 corresponding to a rotor groove is arranged on the first torsion die 203; the workpiece positioning mechanism 3 comprises a positioning rod 301 inserted into the first torsional shaft 202, a positioning die 302 is arranged at the front end of the positioning rod 301, a positioning structure 3021 used for being matched with the rotor rotating shaft to form positioning is arranged on the positioning die 302, and the rear end of the positioning rod 301 is fixedly connected with the first base 201 through a positioning rod support 303; the first wire pushing and pressing mechanism 4 comprises a first mounting seat 401, a first wire pushing assembly 402 and a first wire pressing assembly 403 which are arranged corresponding to the first torsion shaft 202; the first mounting seat 401 is arranged on the sliding table and can be driven by a motor to move along the axial direction of the first torsion shaft 202; the first wire pushing assembly 402 comprises a first wire pushing flange 4021, the front end of the first wire pushing flange 4021 is connected with a first wire pushing die 4023 through a first wire pushing die fixing seat 4022, and the rear end of the first wire pushing flange 4021 is slidably connected with a first mounting seat 401 through a first guide rod 4024 and can slide along the axial direction of the first torsion shaft 202; a first limiting piece 4025 is arranged at the rear end of the first guide rod 4024, and correspondingly, a first limiting piece which is matched with the first limiting piece 4025 is arranged on the rear side of the first base 201; the first pressing line assembly 403 comprises a first pressing line flange 4031 arranged on the first mounting seat 401, a first limiting flange 4032 is arranged at the front end of the first pressing line flange 4031, a group of first limiting grooves 40321 are circumferentially arranged on the first limiting flange 4032, a first pressing line ornament 4033 is arranged in each first limiting groove 40321, a first pressing line block 4034 is hinged to the front end of each first pressing line ornament 4033, and the rear end of each first pressing line ornament 4033 is matched with the first arc-shaped limiting groove 40311 on the front end face of the first pressing line flange 4031 through first arc-shaped guide heads; a first transmission lug is arranged at the rear part of the first wire pressing swing 4033, and the first transmission lug is connected with the first wire pushing flange 4021 through a first compression spring 404; a first extrusion inclined plane 40341 is arranged on the upper side of the front end of the first wire pressing block 4034, and correspondingly, a first guide inclined plane matched with the first extrusion inclined plane 40341 is arranged on the inner side of the first wire pushing die 4023; the second winding and embedding half assembly comprises a second wire twisting mechanism 5 and a second wire pushing and pressing mechanism 6; the second wire twisting mechanism 5 comprises a second base 501 fixedly connected with the machine table 1, a second twisting shaft 502 is arranged on the second base 501, a second twisting die 503 is arranged at the front end of the second twisting shaft 502 (the second twisting die 503 is detachably connected with the second twisting shaft 502, so that the second twisting die 503 can adapt to workpieces with different specifications), and a second wire twisting groove 5031 corresponding to the rotor groove is arranged on the second twisting die 503; the second torsion shaft 502 can be driven by a motor to rotate (the motor can be in transmission connection with the second torsion shaft 502 through a belt transmission mechanism), and can be driven by the motor to move in the axial direction; the axis of the second torsion shaft 502 coincides with the axis of the first torsion shaft 202; the second wire pushing and pressing mechanism 6 comprises a second mounting seat 601, and a second wire pushing assembly 602 and a second wire pressing assembly 603 which are arranged corresponding to the second twisted shaft 502; the second mounting seat 601 is arranged on the sliding table and can be driven by a motor to move along the axial direction of the second torsion shaft 502; the second wire pushing assembly 602 comprises a second wire pushing flange 6021, the front end of the second wire pushing flange 6021 is connected with a second wire pushing mold 6023 through a second wire pushing mold fixing seat 6022, and the rear end of the second wire pushing flange 6021 is slidably connected with the second mounting seat 601 through a second guide rod 6024 and can slide along the axial direction of the second twisted shaft 502; a second limiting part 6025 is arranged at the rear end of the second guide rod 6024, and correspondingly, a second limiting block used for being matched with the second limiting part 6025 is arranged at the rear side of the second base 501; the second pressing line component 603 comprises a second pressing line flange 6031 arranged on the second mounting seat 601, a second limit flange 6032 is arranged at the front end of the second pressing line flange 6031, a group of second limit grooves 60321 are circumferentially arranged on the second limit flange 6032, a second pressing line swing part 6033 is arranged in the second limit groove 60321, a second pressing line block 6034 is hinged to the front end of the second pressing line swing part 6033, and the rear end of the second pressing line swing part 6033 is matched with a second arc-shaped limit groove 60311 on the front end face of the second pressing line flange 6031 through a second arc-shaped guide head; a second driving lug is arranged at the rear part of the second wire pressing swing part 6033, and the second driving lug is connected with the second wire pushing flange 6021 through a second compression spring 604; a second extrusion inclined plane 60341 is arranged on the upper side of the front end of the second wire pressing block 6034, and correspondingly, a second guide inclined plane matched with the second extrusion inclined plane 60341 is arranged on the inner side of the second wire pushing die 6023.

When the automatic winding and embedding machine works, a set of control system (the control system can be constructed by adopting a PLC) needs to be equipped, so that each related electric element can execute corresponding actions according to a set program.

Use the utility model discloses an automatic winding machine of multilayer armature rotor can treat winding armature rotor blank to wind as shown in fig. 18, make as shown in fig. 19 the state.

The embodiment is as follows:

in this embodiment, the first wire pushing and pressing mechanism 4 and the second wire pushing and pressing mechanism 6 have the same structure. Therefore, the universal parts are realized, the implementation is convenient, and the cost control is facilitated. (of course, the first wire pushing and pressing mechanism 4 and the second wire pushing and pressing mechanism 6 are not necessarily exactly the same in structure, and the object of the present application can be achieved within the scope of the present invention in the case of implementation)

Referring to fig. 4 and 5, in the present embodiment, the first winding and embedding half assembly further includes a workpiece ejection mechanism 7; the workpiece ejection mechanism 7 comprises an ejector rod 701 inserted in the positioning rod 301, and the ejector rod 701 can be driven by a power device to move along the axial direction. Therefore, after the winding operation is completed, the workpiece can be ejected out through the ejector rod 701 of the workpiece ejection mechanism 7, and the workpiece is convenient to transfer (generally, the workpiece is taken out by a worker and transferred to the next process). Further, the power source of the power device is an air cylinder arranged on the top of the first base 201. And the cylinder is adopted as a power source, so that the implementation is easy. Further, the cylinder is a stroke-adjustable cylinder. The adjustable air cylinder is formed by the air cylinder, workpieces of different specifications can be used, and the application range is wide.

In this embodiment, the first limiting member 4025 and the second limiting member 6025 are both nuts. The locating part adopts the nut, easily makes, and can satisfy the requirement of different specification work pieces through the position of adjusting nut for automatic coiling machine application scope is wide, and the commonality is good.

Referring to fig. 8, in the present embodiment, the first winding and embedding half assembly further includes a first wire pushing limiting mechanism 8; the first wire pushing limiting mechanism 8 comprises a first swing frame 801, and the first swing frame 801 can be driven by a motor to swing to realize position adjustment; the first limiting block is arranged on the first swing frame 801. Therefore, the position of the first limiting block can be adjusted by adjusting the first swing frame 801 of the first wire pushing limiting mechanism 8, so that the requirements of workpieces of different specifications are met, the application range of the automatic winding and embedding machine is wide, and the universality is good.

Referring to fig. 14, in this embodiment, the second winding and embedding half assembly further includes a second wire pushing limiting mechanism 9; the second wire pushing limiting mechanism 9 comprises a second swing frame 901, and the second swing frame 901 can be driven by a motor to swing to realize position adjustment; the second limiting block is arranged on the second swing frame 901. Therefore, the position of the first limiting block can be adjusted by adjusting the first swing frame 901 of the second wire pushing limiting mechanism 9, so that the requirements of workpieces of different specifications are met, the application range of the automatic winding and embedding machine is wide, and the universality is good.

Referring to fig. 6, in the present embodiment, the positioning mold 302 is detachably connected to the positioning rod 301. Therefore, the adaptive positioning die can be replaced according to the structure of the rotor rotating shaft so as to adapt to workpieces of different specifications.

In this embodiment, a first wire pushing tooth groove is formed at the front end of the first wire pushing die 4023 and corresponding to the first torsion groove 2031; and a second wire pushing tooth groove is formed at the front end of the second wire pushing mold 6023 corresponding to the second wire twisting groove 6031. The front end of the wire pushing die is provided with the wire pushing tooth grooves, so that in the wire pushing process, copper wires are limited by the wire pushing tooth grooves, and the winding precision is higher.

In this embodiment, referring to fig. 20, a frame is disposed above the machine platform 1, and an observation window (for a worker to observe a working state of the automatic winding and embedding machine) is disposed on the frame. The equipment is controlled by a PLC, a control panel 10 is arranged on the rack, and the control panel 10 is connected with the rack through a hinge mechanism. Through setting up mobilizable control panel 10 in position, make things convenient for the workman to control automatic winding machine in the position of difference, it is comparatively convenient to use, and control panel 10 can move the frame side simultaneously, avoids sheltering from the sight, and the staff of being convenient for looks over multilayer armature rotor's wire winding progress.

When the automatic winding and embedding machine of the present invention is used to wind the motor rotor, firstly, the two ends of the armature rotor (as shown in fig. 18) from the previous step are respectively clamped on the first torsion die 203 and the second torsion die 503, and the rotating shaft of the armature rotor and the positioning structure 3021 on the positioning die 302 are matched to form positioning (firstly, the armature rotor is clamped on the first torsion die 203, then the second torsion shaft 502 is driven by the motor to move, the second torsion die 503 approaches to the first torsion die 203 until the armature rotor is clamped into the second torsion die 503, and the rotating shaft of the rotor is inserted into the positioning die 302 to form positioning), then winding and embedding work (twisting, pushing and pressing) of the armature rotor is performed, after the winding and embedding is completed, the winding and embedding completed armature rotor (as shown in fig. 19) is taken out, that is the winding and embedding work of a multi-layer armature rotor is completed.

The working principle is as follows:

when the copper wires on the armature rotor face the second twisting die 503, the first twisting shaft 202 is driven by the motor to rotate, so that the copper wires on the armature rotor are twisted by a certain angle; then the second mounting seat 601 moves under the driving of the motor to push the second wire pushing assembly 602 to approach the copper wire of the armature rotor until the second limit part 6025 is matched with the second limit part to form a limit, the second guide rod 6024 does not move any more, the second twisted shaft 502 is driven by the motor to rotate at a low speed in a small amplitude, and the copper wire is guided into a second wire pushing tooth groove of the second wire pushing mold 6023; then the second mounting seat 601 continues to move forward, the second guide rod 6024 slides in the second mounting seat 601, the second spring 604 is compressed, and simultaneously the second wire pressing swing 6033 and the second wire pressing block 6034 are pushed forward, so that the second extrusion inclined plane on the second wire pressing block 6034 moves along the second guide inclined plane on the inner side of the second wire pressing die 6023, and the copper wire is pressed into the rotor slot until the part of the copper wire on the armature rotor, which needs to be pressed, is completely pressed into the rotor slot; the second mounting seat 601 moves backwards to enable the second wire pushing die 6023 to be separated from the armature rotor, the second wire pressing block 6034 resets under the action of spring force, meanwhile, the second twisting shaft 502 rotates to enable copper wires on the armature rotor to twist a certain angle, and the first wire pushing and pressing mechanism 4 conducts wire twisting, wire pushing and wire pressing work on the armature rotor, and the principle is the same as the above until all the copper wires on the armature rotor are wound and embedded.

It should also be noted that the workpieces of fig. 18-19 are illustrated schematically and should not be construed as limiting the invention.

The general description and the specific embodiments referred to in this application should not be construed as limiting the technical solution of the present invention. Those skilled in the art can add, reduce or combine the technical features disclosed in the general description and/or the specific embodiments (including the examples) to form other technical solutions within the scope of the present application according to the disclosure of the present application without departing from the components of the present invention.

Claims (10)

1. Automatic winding machine of multilayer armature rotor, its characterized in that: comprises a machine table (1) and a winding and embedding assembly arranged on the machine table (1); the winding and embedding assembly comprises a first winding and embedding half assembly and a second winding and embedding half assembly which are matched with each other;

the first winding and embedding half assembly comprises a first twisting mechanism (2), a workpiece positioning mechanism (3) and a first wire pushing and pressing mechanism (4);

the first torsion mechanism (2) comprises a first base (201) fixedly connected with the machine table (1), a first torsion shaft (202) driven by a motor to rotate is arranged on the first base (201), a first torsion die (203) is arranged at the front end of the first torsion shaft (202), and a first torsion groove (2031) corresponding to the rotor groove is formed in the first torsion die (203);

the workpiece positioning mechanism (3) comprises a positioning rod (301) inserted into the first torsion shaft (202), a positioning die (302) is arranged at the front end of the positioning rod (301), a positioning structure (3021) used for being matched with the rotor rotating shaft to form positioning is arranged on the positioning die (302), and the rear end of the positioning rod (301) is fixedly connected with the first base (201) through a positioning rod support (303);

the first wire pushing and pressing mechanism (4) comprises a first mounting seat (401), a first wire pushing assembly (402) and a first wire pressing assembly (403) which are arranged corresponding to the first torsion shaft (202); the first mounting seat (401) is arranged on the sliding table and can be driven by a motor to move along the axial direction of the first torsion shaft (202); the first wire pushing assembly (402) comprises a first wire pushing flange (4021), the front end of the first wire pushing flange (4021) is connected with a first wire pushing die (4023) through a first wire pushing die fixing seat (4022), and the rear end of the first wire pushing flange (4021) is in sliding connection with the first mounting seat (401) through a first guide rod (4024) and can slide along the axial direction of the first torsion shaft (202); a first limiting piece (4025) is arranged at the rear end of the first guide rod (4024), and correspondingly, a first limiting piece matched with the first limiting piece (4025) is arranged on the rear side of the first base (201); the first pressing line assembly (403) comprises a first pressing line flange (4031) arranged on the first mounting seat (401), the front end of the first pressing line flange (4031) is provided with a first limiting flange (4032), a group of first limiting grooves (40321) are formed in the first limiting flange (4032) along the circumferential direction, a first pressing line swing body (4033) is arranged in the first limiting groove (40321), the front end of the first pressing line swing body (4033) is hinged with a first pressing line block (4034), and the rear end of the first pressing line swing body (4033) is matched with a first arc-shaped limiting groove (40311) in the front end face of the first pressing line flange (4031) through a first arc-shaped guide head; a first transmission lug is arranged at the rear part of the first wire pressing swing body (4033), and the first transmission lug is connected with the first wire pushing flange (4021) through a first compression spring (404); a first extrusion inclined plane (40341) is arranged on the upper side of the front end of the first wire pressing block (4034), and correspondingly, a first guide inclined plane matched with the first extrusion inclined plane (40341) is arranged on the inner side of the first wire pushing die (4023);

the second winding and embedding half assembly comprises a second wire twisting mechanism (5) and a second wire pushing and pressing mechanism (6); the second wire twisting mechanism (5) comprises a second base (501) fixedly connected with the machine table (1), a second twisting shaft (502) is arranged on the second base (501), a second twisting die (503) is arranged at the front end of the second twisting shaft (502), and a second wire twisting groove (5031) corresponding to the rotor groove is formed in the second twisting die (503); the second torsion shaft (502) can be driven by a motor to rotate and can be driven by the motor to move in the axial direction; -the axis of the second torsion shaft (502) coincides with the axis of the first torsion shaft (202);

the second wire pushing and pressing mechanism (6) and the first wire pushing and pressing mechanism (4) are identical in structure.

2. The automatic multi-layer armature rotor winding machine according to claim 1, wherein: the first winding and embedding half assembly further comprises a workpiece ejection mechanism (7); the workpiece ejection mechanism (7) comprises an ejector rod (701) inserted in the positioning rod (301), and the ejector rod (701) can be driven by a power device to move along the axial direction.

3. The automatic multi-layer armature rotor winding machine according to claim 2, wherein: the power source of the power device is an air cylinder arranged at the top of the first base (201).

4. The automatic multi-layer armature rotor winding machine according to claim 3, wherein: the air cylinder is a stroke-adjustable air cylinder.

5. The automatic multi-layer armature rotor winding machine according to claim 1, wherein: the first limiting piece (4025) on the first wire pushing and pressing mechanism (4) and the second limiting piece (6025) on the second wire pushing and pressing mechanism (6) are both nuts.

6. The automatic multi-layer armature rotor winding and inserting machine according to claim 1, wherein: the first winding and embedding half assembly further comprises a first wire pushing limiting mechanism (8); the first wire pushing limiting mechanism (8) comprises a first swing frame (801), and the first swing frame (801) can be driven by a motor to swing to realize position adjustment; the first limiting block is arranged on the first swing frame (801).

7. The automatic multi-layer armature rotor winding machine according to claim 1, wherein: the second winding and embedding half assembly further comprises a second wire pushing limiting mechanism (9); the second wire pushing limiting mechanism (9) comprises a second swing frame (901), and the second swing frame (901) can be driven by a motor to swing to realize position adjustment; and a second limiting block on the second wire pushing and pressing mechanism (6) is arranged on the second swing frame (901).

8. The automatic multi-layer armature rotor winding machine according to claim 1, wherein: the positioning die (302) is detachably connected with the positioning rod (301).

9. The automatic multi-layer armature rotor winder according to any one of claims 1 to 8, wherein: the front end of the first wire pushing die (4023) is provided with a first wire pushing tooth groove corresponding to the first torsion groove (2031).

10. The automatic multi-layer armature rotor winding and inserting machine according to any one of claims 1 to 8, wherein: the front end of a second wire pushing die (6023) of the second wire pushing and pressing mechanism (6) is provided with a second wire pushing tooth groove corresponding to a second wire twisting groove (5031) of the second wire twisting mechanism (5).

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