CN111724990B - Common mode inductor winding machine - Google Patents

Abstract

The invention provides a common mode inductor winding machine which comprises a rack, a rotary drum and a plurality of clamps arranged on the rotary drum and used for clamping a magnetic core, wherein a feeding module, a first winding module, a first soldering tin module, a first waste collecting module, a second winding module, a second soldering tin module, a second waste collecting module and a discharging module are arranged at equal angles relative to the rotary axis of the rotary drum, and the feeding, the winding of two coils, the soldering tin, the waste collecting and the discharging can be automatically completed.

Description

Common mode inductor winding machine

Technical Field

The invention relates to production of a common mode inductor, in particular to a common mode inductor winding machine.

Background

The common mode inductor comprises a magnetic core (or an iron core) and two coils wound on the magnetic core, wherein the number of turns of the two coils is the same, the winding directions wound on the magnetic core are opposite, and when normal current in a circuit flows through the common mode inductor, the current generates opposite magnetic fields in the inductance coils wound in the same phase and offsets each other, so that the filtering effect is achieved.

The common mode inductor is small in size and difficult to produce manually, semi-automatic processing is mostly adopted in the current processing, manual participation is needed, on one hand, the labor cost is high, and on the other hand, the efficiency is low.

Disclosure of Invention

The invention mainly aims to provide a common mode inductor winding machine which can realize the full-automatic feeding, the winding of two coils, the tin soldering and the blanking, does not need manual participation in the whole process, saves the labor cost and improves the production efficiency.

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: a common mode inductance winding machine, characterized by comprising:

a frame;

the rotating cylinder is rotatably arranged on the rack along a vertical axis;

eight clamps which are respectively and rotatably arranged on the side wall of the rotary drum and positioned outside the rotary drum, wherein the eight clamps are arranged along the rotary axis of the rotary drum at equal angles;

the feeding module is supported at the position of a feeding station on the frame and used for feeding the magnetic core to be wound onto the clamp;

the first winding module is supported at the position of a first winding station on the rack and is used for winding the copper wire on the magnetic core along a first winding direction;

the first tin soldering module is supported at the position of a first tin soldering station on the rack and used for welding two ends of a copper wire wound on the magnetic core by the first winding module on the magnetic core;

the first waste collecting module is supported at the position of a first waste collecting station on the rack and used for recovering redundant copper wires welded and broken by the first soldering module due to soldering;

the second winding module is supported at the position of a second winding station on the rack and used for winding the copper wire on the magnetic core along a second winding direction opposite to the first winding direction, and the second winding module has the same structure as the first winding module;

the second soldering tin module is supported at the position of a second soldering tin station on the rack and used for welding two ends of a copper wire wound on the magnetic core by the second winding module on the magnetic core, and the second soldering tin module and the first soldering tin module have the same structure;

the second waste collecting module is supported at the position of a second waste collecting station on the rack and used for recovering redundant copper wires welded and broken by the second soldering tin module due to soldering tin, and the second waste collecting module has the same structure as the first waste collecting module;

the blanking module is supported at the position of a blanking station on the frame and used for blanking the magnetic core which is wound and soldered on the clamp;

the feeding station, the first winding station, the first soldering station, the first waste collecting station, the second winding station, the second soldering station, the second waste collecting station and the discharging station are arranged along the rotation axis of the rotary cylinder at equal angles.

Preferably, the method further comprises the following steps:

a plurality of driven shafts rotatably provided on the rotary cylinder at positions corresponding to each of the jigs, each of the driven shafts extending in a radial direction of the rotary cylinder and having one end extending to an inner side of the rotary cylinder and the other end extending to an outer side of the rotary cylinder, the jigs being provided on the other end of the rotary cylinder through a jig mounting plate, and clamping mouths of the jigs being located on axes of the driven shafts;

and the driving shafts are rotatably arranged on the rotary drum and are positioned right below each driven shaft, the rotating axes of the driving shafts are parallel to the rotating axis of the corresponding driven shaft, and the driving shafts are in transmission connection with the corresponding driven shaft.

Preferably, the jig comprises:

the fixed plate is immovably fixed on the clamp mounting plate;

and the movable plate is rotatably arranged on the clamp mounting plate, the fixed plate and the movable plate are arranged on the same plane and the plane is parallel to the rotation axis of the driven shaft, the rotation axis of the movable plate relative to the clamp mounting plate is perpendicular to the rotation axis of the driven shaft, and the clamping opening is formed on one side, away from the driven shaft, of the fixed plate and the movable plate.

Preferably, the winding machine further includes:

the first clamping structure is used for clamping the copper wire close to the winding starting end before the magnetic core positioned on the first winding station or the second winding station is wound, and is arranged on the clamp mounting plate and positioned on the side opposite to the movable plate relative to the fixed plate;

the second clamping structure is used for clamping the copper wire close to the winding end after the winding of the magnetic core on the first winding station or the second winding station is finished, the second clamping structure is located on the opposite side of the rotation axis of the driven shaft relative to the first clamping structure, in the direction of the rotation axis of the driven shaft, the first clamping structure is closer to the driven shaft than the clamping opening, the second clamping structure is farther away from the driven shaft than the clamping opening, and the positions of the wire clamping position of the first clamping structure, the wire clamping position of the second clamping structure and the position of the magnetic core at the clamping opening are approximately located at the same height.

Preferably, the winding machine further includes a locking structure for locking the driving shaft when the clamp does not need to rotate, the locking structure includes:

the locking wheel is arranged at one end of the driving shaft, which is positioned in the rotary cylinder;

a locking lever provided on the rotary cylinder, an axis of the locking lever being parallel to an axis of the driving shaft, and the locking lever being movable back and forth along an axis thereof with respect to the rotary cylinder;

the locking block is arranged at one end, located in the rotary cylinder, of the locking rod, and when the locking block is observed along the axial direction of the locking rod, one part of the locking block is overlapped with the locking wheel, a protrusion is arranged on one side, facing the locking wheel, of the locking block, a groove matched with the protrusion is arranged on the locking wheel, and the protrusion can be inserted into the groove.

Preferably, the position of the groove on the locking wheel is configured such that when the projection is inserted into the groove, the plane in which the clamp lies is parallel to the horizontal plane.

Preferably, the feeding module comprises:

the vibrating disk is arranged on the rack;

the vibration track is arranged on the rack, a feeding groove extending along the length direction of the vibration track is arranged on the vibration track, one end of the feeding groove is communicated with a discharge hole of the vibration disc, a stop block is arranged at the other end of the feeding groove, and the centers of the feeding groove, the clamping opening and the rotary cylinder are on the same straight line when viewed from top;

and the material moving structure is arranged on the rack and comprises a suction pipe, and the suction pipe can move in a vertical plane passing through the rotating axis of the clamp positioned at the feeding station so as to move the magnetic core in the feeding groove into the clamping opening of the clamp positioned at the feeding station.

Preferably, the material loading module further comprises an auxiliary material loading structure, and the auxiliary material loading structure comprises:

the auxiliary feeding support is arranged on the rack and is positioned between the rotary cylinder and the vibration track;

the auxiliary top plate is supported on the auxiliary feeding support in a vertically movable mode, and when the clamp is located at a feeding station and is horizontally placed, the auxiliary top plate is located right below a clamping opening of the clamp, and the upper end of the auxiliary top plate is provided with a material ejecting plane capable of placing a magnetic core;

the material pushing plate and the auxiliary top plate can be supported on the auxiliary feeding support in a synchronous up-down moving mode, when a magnetic core is placed at a clamping opening of the clamp located at the feeding station, the material pushing plate is located on one side opposite to the clamp relative to the magnetic core, and the material pushing plate can move back and forth in the direction close to or far away from the clamp.

Preferably, the first winding module includes:

the winding frame is arranged at a winding station on the frame;

the spool support arm is supported on the winding frame through a first XYZ sliding table assembly;

at least one spool rotatably sets up the one end at the spool support arm, set up about the spool and the upper end sets up on the spool support arm, lower extreme downwardly extending treats that the copper line that winds penetrates from the upper end of spool, and the lower extreme is worn out.

Preferably, the winding machine further comprises a clamp rotation driving structure arranged at the winding station and used for driving the clamp to rotate, wherein the clamp rotation driving structure comprises:

the driving bracket is supported on the rack;

a drive mounting plate supported on the drive bracket movably in the axial direction of the driven shaft 906 at the winding station;

a driving rotation shaft rotatably provided on the driving mounting plate;

the second joint piece is fixed and is served at the rotatory section of thick bamboo of orientation of drive rotation axis, every be provided with first joint piece in the drive shaft, first joint piece can with second joint piece joint.

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

the automatic winding machine can automatically realize the feeding, the automatic winding of the two coils, the tin soldering, the waste collection and the blanking, does not need manual participation in the whole process, improves the production efficiency and reduces the labor cost.

Drawings

FIGS. 1 and 2 are perspective views of a preferred embodiment according to the present invention;

FIG. 3 is a block diagram of a spin basket and connections to other structures in accordance with a preferred embodiment of the present invention;

FIGS. 4-6 are views showing the construction of the jig and its mounting on the rotary cylinder according to a preferred embodiment of the present invention;

FIG. 7 is an enlarged view at A;

FIG. 8 is an enlarged view at B;

FIG. 9 is an enlarged view at C;

FIGS. 10-11 are block diagrams of a loading module of a preferred embodiment of the present invention;

FIG. 12 is a block diagram of an auxiliary loading structure of a preferred embodiment of the present invention;

FIG. 13 is an enlarged view at D;

FIG. 14 is an enlarged view at E;

FIGS. 15-16 are block diagrams of the wire winding module of a preferred embodiment of the present invention;

FIG. 17 is an enlarged view at F;

FIG. 18 is a structural view of a jig rotation driving structure of a preferred embodiment of the present invention;

fig. 19 is a block diagram of a solder module in accordance with a preferred embodiment of the present invention;

fig. 20 is a schematic circuit diagram of a solder module in accordance with a preferred embodiment of the present invention.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

As shown in fig. 1 to 20, a common mode inductor winding machine includes a frame 1, a rotating drum 902 rotatably disposed on the frame 1 along a vertical axis, and a plurality of clamps 903 rotatably disposed on an outer side surface of the rotating drum 902 and used for clamping a magnetic core 100, where the clamps 903 are driven by the rotating drum 902 to sequentially move to different stations to complete different processes. The station has eight stations such as a feeding station, a first winding station, a first soldering station, a first waste collecting station, a second winding station, a second soldering station, a second waste collecting station and a blanking station in sequence along the rotating direction of the rotating cylinder 902, a feeding module 2 for moving the magnetic core 100 to be wound onto the clamp 903, a first winding module 3 for winding the first coil on the magnetic core 100 on the clamp 903, a first soldering module 4 for soldering the copper wire on the magnetic core 100 wound with the first coil, a first waste collecting module 5 for recycling the redundant copper wire of the first coil, a second winding module 6 for winding the second coil on the magnetic core 100 wound with the first coil, and a second soldering module 7 for soldering the second coil are sequentially arranged on the frame 1 and corresponding to the stations, A second scrap collecting module 8 for recovering redundant copper wires of a second coil, and a blanking module 10 for blanking a magnetic core (which may also be referred to as a common mode inductor) which completes winding and soldering, wherein the second winding module 6 has a structure identical to that of the first winding module 3, the second soldering module 7 has a structure identical to that of the first soldering module 4, the second scrap collecting module 8 has a structure identical to that of the first scrap collecting module 5, the jig 903 also has eight stations, and the eight stations and the eight jigs 903 are respectively arranged at equal angles relative to the axis of the rotating cylinder 902, so that the jig 903 can sequentially pass through all the stations to complete the production of the common mode inductor under the driving of the rotating cylinder 902, and the jig 903 after blanking can directly enter the feeding station to receive a new magnetic core 100 to be wound, and continuously drive the new magnetic core 100 to be wound to sequentially pass through all the stations, the machine is stopped until all the magnetic cores 100 are processed, and when the machine is produced, the modules on all the stations work simultaneously to complete the corresponding processing procedures, so that the production efficiency is greatly improved.

The rotary drum 902 is arranged on the turntable 901, the turntable 901 is supported on the frame 1, the turntable 901 is capable of driving the rotary drum 902 to move 45 degrees each time through the turntable 901 by adopting the prior art, so that the magnetic core 100 on the clamp 903 can accurately move to the next station each time. A mounting plate 922 which is non-rotatably supported on the turntable 901 is further arranged above the rotary drum 902, the mounting plate 922 is arranged coaxially with the rotary drum 902, and the mounting plate 922 can mount some structures which do not need to rotate.

A driven shaft 906 is rotatably provided on the rotary cylinder 902 at a position corresponding to each jig 903, the driven shaft 906 extends in the radial direction of the rotary cylinder 902, one end of the driven shaft 906 extends to the inner side of the rotary cylinder 902, the other end of the driven shaft extends to the outer side of the rotary cylinder 902, the jig 903 is arranged at the other end of the rotary cylinder 902 through a jig mounting plate 9031, and a clamping opening of the jig 903 is positioned on the axis of the driven shaft 906 to ensure that the magnetic core 100 can be positioned on the axis of the driven shaft 906 as much as possible after being clamped on the jig 903, so that the swing of the magnetic core 100 during rotation is reduced.

The jig 903 includes a stationary plate 9032 immovably fixed to the jig mounting plate 9031 and a movable plate 9033 rotatably provided to the jig mounting plate 9031, the stationary plate 9032 and the movable plate 9033 are on the same plane parallel to the rotation axis of the driven shaft 906, the rotation axis 9036 of the movable plate 9033 is perpendicular to the rotation axis of the driven shaft 906, and a clamping opening is formed in a side of the stationary plate 9032 and the movable plate 9033 facing away from the driven shaft 906, and the magnetic core 100 can be clamped in or taken out of the clamping opening by controlling the rotation of the movable plate 9033. Specifically, the movable plate 9033 is substantially L-shaped, the rotating shaft 9036 is disposed at a corner of the L-shape, and one end of the L-shape forms a part of the nip.

Further, anchor clamps 903 is provided with spring mounting plate 9034 including fixing in anchor clamps mounting panel 9031 and the position department that corresponds movable plate 9033, the one side that deviates from fixed plate 9032 of spring mounting plate 9034 is provided with U type groove, the opening orientation in U type groove deviates from the direction of fixed plate 9032 be provided with anchor clamps spring 9035 in the U type groove, the one end that deviates from movable plate 9033 of anchor clamps spring 9035 is fixed on the lateral wall in U type groove, and the other end supports and leans on the other end of the L type of movable plate 9033, anchor clamps spring 9035 is in the state that is compressed all the time so that anchor clamps 903 is in the state of pressing from both sides all the time when not receiving external force. The rotating shaft 9036 is arranged on one side of the spring mounting plate 9034 close to the fixed plate 9032. Specifically, a movable plate mounting groove (not labeled) is provided at a position of the spring mounting plate 9034 corresponding to the movable plate 9033, a portion of the movable plate 9033 is mounted in the movable plate mounting groove, and the movable plate mounting groove communicates with the U-shaped groove at least at a side away from the stationary plate 9032 so that the other end of the movable plate 9033 can abut on the clip spring 9035.

In order to be able to fix the copper wire, the winding machine further comprises a first clamping structure 912 and a second clamping structure 913, the first clamping structure 913 is disposed on the clamp mounting plate 9031 on a side opposite the movable plate 9033 with respect to the stationary plate 9032, the second clamping structure 913 is fixed to the rotary cylinder 902 by a mounting bar 914, and when the clamp 903 is not rotated and is on the upper surface of the clamp mounting plate 9031, the second clamping structure 913 is located on the opposite side of the first clamping structure 912 with respect to the rotational axis of the driven shaft 906, and along the axis of rotation of the driven shaft 906, the first clamping structure 912 is closer to the driven shaft 906 than the nip, the second clamping structure 913 is further from the driven shaft 906 than the nip, and the thread-grip of the first clamping structure 912, the thread-grip of the second clamping structure 913 and the position of the magnetic core 100 at the nip are substantially at the same height.

First clamping structure 912 is the same with the structure of second clamping structure 913, including movably pass installation pole 914 or the clamp mounting panel 9031 clamp pole 9132, set up the clamp cap 9133 of the one end of clamping pole 9132, the cover establish clamp spring 9135 and detachably set up at clamp pole 9132 with the spacing ring 9134 of the opposite one end of clamp cap 9133, clamp spring 9135 is located the one side opposite with clamp cap 9133 for installation pole 914 or clamp mounting panel 9031, clamp spring 9135 is in compressed state all the time, makes like this to have certain clamp force between clamp cap 9133 and installation pole 914 or the clamp mounting panel 9031 all the time.

When moving to wire winding station wire winding, at first the wire winding module with copper line centre gripping fix the copper line between the tight cap 9133 of the clamp of first clamp structure 912 and anchor clamps mounting panel 9031, then wire winding module moves the position department of magnetic core 100, driven shaft 906 drives anchor clamps 902 and first clamp structure 912 and rotates together, the copper line has just been around magnetic core 100, after reaching predetermined number of turns, wire winding module moves the position department and the centre gripping copper line 913 of second clamp structure, the copper line of magnetic core 100 both sides all is fixed and is straightened subsequent accurate soldering tin of being convenient for like this.

Preferably, a pressure pad 9131 is sleeved on the clamping rod 9132, the pressure pad 9131 is positioned on the same side of the clamping cap 9133 relative to the mounting rod 914 or the clamp mounting plate 9031, and the diameter of the pressure pad 9131 is larger than that of the clamping cap 9133, so that the pressing area can be increased.

A driving shaft 905 is rotatably disposed on the rotary drum 902 and directly below each driven shaft 906, the rotation axis of the driving shaft 905 is parallel to the rotation axis of the corresponding driven shaft 906, a pulley 907 is disposed on the driving shaft 905, a pulley 908 is disposed on the driven shaft 906, and the pulley 907 and the pulley 908 are in transmission connection by a belt 910.

The winding machine further comprises a locking structure used for locking the driving shaft 905 when the driving shaft 905 does not need to rotate, the driving shaft 905 is locked, the clamp 903 can be prevented from rotating when the clamp does not need to rotate, other procedures do not need to rotate except when winding, and particularly when feeding and soldering are carried out, the driving shaft 905 needs to be locked to ensure corresponding accuracy.

The locking structure comprises a locking wheel 916 arranged at one end, located in the rotary cylinder 902, of the driving shaft 905 and a locking block 921 capable of moving back and forth along the axis direction of the locking wheel 916 to be in contact with or separate from the locking wheel 916, when the locking block 921 is in contact with the locking wheel 916, the locking wheel 916 can be prevented from rotating, when the locking block 921 is separated from the locking wheel 916, the locking wheel 916 can rotate along with the driving shaft 905, and the locking wheel 916 is arranged coaxially with the driving shaft 905.

The locking structure further comprises a locking rod 918 arranged on the rotary barrel 902, the axis of the locking rod 918 is parallel to the axis of the driving shaft 905, the locking rod 918 can move back and forth relative to the rotary barrel 902 along the axis of the locking rod 918, the locking block 921 is arranged at one end of the locking rod 918, which is located in the rotary barrel 902, the other end of the locking rod 918 extends out of the rotary barrel 902, and the locking block 921 can be controlled by controlling the other end of the locking rod 918 to unlock or lock.

The locking rod 918 is fixed on the rotary cylinder 902 through the locking sleeve 917, the locking sleeve 917 is immovably disposed on the rotary cylinder 902, the locking sleeve 917 is coaxially disposed with the locking rod 918, and the locking rod 918 can move back and forth along the axis of the locking sleeve 917.

The locking structure further comprises a locking spring 920 sleeved on the outside part of the locking rod 918, which is located on the rotary cylinder 902, one end of the locking spring 920 is fixed on the locking rod 918, the other end of the locking spring 920 is abutted against the locking sleeve 917, and the locking spring 920 is always in a compressed state. The locking block 921 is located on the side of the locking wheel 916 away from the driving shaft 905, so that the locking block 921 can always be in contact with the locking wheel 916 through the locking spring 920 when no external force is applied.

Further, a groove (not shown) is formed on the side of the locking wheel 916 facing the locking block 921, a protrusion (not shown) fitted into the groove is formed on the side of the locking block 921 facing the locking wheel 916, the protrusion can be inserted into the groove, and when the protrusion is inserted into the groove, the locking wheel 916 and thus the driving shaft 905 cannot rotate. Further, the position of the groove on the locking wheel 916 is configured such that when the protrusion is inserted into the groove, the plane of the fixture 903 is parallel to the horizontal plane, which facilitates the processes of loading, soldering, and the like.

Further, a resisting block 919 is arranged at one end, far away from the locking block 921, of the locking lever 918, and the locking lever 918 can be controlled by pushing the resisting block 919.

A cover plate 904 is also provided on the rotary drum 902 to cover the pulleys 907 and 908 and the belt 910, and to prevent impurities from falling onto these structures as much as possible.

In order to open the clamp 903, a driving claw 923 for driving the movable plate 9033 to rotate in a direction of compressing the clamp spring 9035 to open the clamp opening is provided at each of the positions of the feeding station and the discharging station. The driving pawl 922 is supported on the mounting plate 922 through a support box 925, and the driving pawl 922 is hinged to the support box 925. The supporting box 925 is provided with a loosening cylinder 924, the loosening cylinder 924 is in transmission connection with the driving claw 922, and the driving claw 922 is driven by the loosening cylinder 924 to move back and forth to realize opening loosening of the clamping opening so as to realize feeding or discharging. To avoid collision of drive pawl 922 with the gripper 903 as it rotates, the axis of rotation of drive pawl 922 may be set higher than the gripper 903 and the angle of oscillation of drive pawl 922 may be set larger so that the lower end of drive pawl 922 can be in a higher position when not in use.

The feeding module 2 comprises a vibrating disk 201 arranged on the rack 1, a vibrating track 202 arranged on the rack 1 and a material moving structure arranged on the rack 1, wherein the vibrating disk 201 and the vibrating track 202 both adopt the prior art. The vibration rail 202 is provided with a feeding groove 203 extending along the length direction of the vibration rail, one end of the feeding groove 203 is communicated with a discharge hole of the vibration disc 201, the other end of the feeding groove 203 is provided with a stop 2021, and the stop 2021 can prevent the magnetic core 100 from falling from the feeding groove 203 on one hand and can ensure that the magnetic core 100 stays at a designated position on the other hand, so that the magnetic core can be taken out accurately by the material moving structure. The feed chute 203 is located on a diameter of the rotary drum 902, and the diameter is parallel to the axis of the driven shaft 906 at the feeding station, in other words, when viewed from top, the feed chute 203, the clamping opening and the center of the rotary drum 902 are on the same straight line, so that the material moving structure only needs to move in a vertical plane parallel to the feed chute 203 when moving the material.

The material moving structure is used for moving the magnetic core 100 in the feeding groove 203 to the position of the clamping opening of the clamp 903 at the feeding station. The material moving structure comprises a suction pipe mounting frame 205 arranged on the frame 1, a horizontal feeding plate 206 movably supported on the suction pipe mounting frame 205 along the direction of the feeding chute 203, a vertical feeding plate 208 movably supported on the horizontal feeding plate 206 up and down, a suction pipe mounting arm 210 fixed on the vertical feeding plate 208, and a suction pipe 211 fixed on one end of the suction pipe mounting arm 210 far away from the vertical feeding plate 208, wherein the suction pipe 211 vertically extends downwards from the suction pipe mounting arm 210, the upper end of the suction pipe mounting arm is connected with a negative pressure device such as a pneumatic pump, and the lower end of the suction pipe mounting arm is used for sucking or putting down the magnetic core 100.

Specifically, a horizontal feeding cylinder 207 is arranged on the suction pipe mounting frame 205, a cylinder rod of the horizontal feeding cylinder 207 is horizontally arranged and connected with the horizontal feeding plate 206, when the cylinder rod of the horizontal feeding cylinder 207 retracts, the suction pipe 211 is positioned right above the magnetic core 100 which is positioned on the feeding groove 203 and abuts against the stop 2021, and when the cylinder rod of the horizontal feeding cylinder 207 extends, the suction pipe 211 is positioned right above the clamping opening of the feeding station. A vertical feeding cylinder 209 is arranged on the horizontal feeding plate 206, a cylinder rod of the vertical feeding cylinder 209 extends upwards and is connected with the vertical feeding plate 208, and when the cylinder rod of the vertical feeding cylinder 209 retracts, the suction pipe 211 can suck the magnetic core 100 from the feeding groove 203 or can place the magnetic core 100 at a position of a clamping opening.

The loading module 2 further comprises an auxiliary loading structure 212. The auxiliary feeding structure 212 comprises an auxiliary feeding support 213 arranged on the frame 1 and located between the rotary drum 2 and the vibration rail 202, and an auxiliary top plate 216 and a material pushing plate 221 which are supported on the auxiliary feeding support 213 in a vertically movable manner, wherein the material pushing plate 221 is located on one side of the fixture 903, which is away from the driven shaft 906, and can also move back and forth along the axial direction of the driven shaft 906 located at the feeding station, and the upper end surface of the auxiliary top plate 216 is provided with a material ejecting plane 217 for placing the magnetic core 100. When the suction pipe 211 places the magnetic core 100 at the position of the nip, there may be a case that the magnetic core 100 is not located at the bottom of the nip, and to avoid this as much as possible, when the jig 903 moves to the feeding station, the auxiliary top plate 216 and the material pushing plate 221 move up to the designated position, the suction pipe 211 brings the magnetic core 100 to the position of the nip and places the magnetic core 100 on the material ejecting plane 217 of the auxiliary top plate 216, and then the material pushing plate 221 moves toward the jig 903 to push the magnetic core 100 to move toward the bottom of the nip.

Further, an auxiliary vertical moving plate 214 and an auxiliary horizontal mounting plate 215 provided on the auxiliary vertical moving plate 214 are provided to be movable up and down on the auxiliary loading bracket 213, and the auxiliary top plate 216 is provided at an upper end of the auxiliary vertical moving plate 214. The auxiliary horizontal mounting plate 215 is arranged on the side of the auxiliary vertical moving plate 214 away from the clamp 903, a first material pushing block 219 and a second material pushing block 220 movably arranged on the first material pushing block 219 are arranged on the auxiliary horizontal mounting plate 215, the first material pushing block 219 can move back and forth along the axis of the driven shaft 906 at the feeding station relative to the auxiliary horizontal mounting plate 215, the second material pushing block 220 can move back and forth along the axis of the driven shaft 906 at the feeding station relative to the first material pushing block 219, the material pushing plate 221 is arranged on the side of the second material pushing block 220 close to the auxiliary top plate 216, and the upper end of the material pushing plate 221 is higher than the height of the material ejecting plane 217, so that the material pushing plate 221 can be ensured to push against the magnetic core 100 on the material ejecting plane 217.

Further, an auxiliary feeding lifting cylinder 227 is arranged on the auxiliary feeding support 213, a cylinder rod of the auxiliary feeding lifting cylinder 227 extends upwards and is connected with the auxiliary vertical moving plate 214 so as to be capable of moving the auxiliary top plate 216 and the material pushing plate 221 up and down, when the cylinder rod of the auxiliary feeding lifting cylinder 227 extends out, the material pushing plane 217 is close to the clamping opening, and the material pushing plate 221 is located between the clamping opening and the mounting rod 914. When the cylinder rod of the auxiliary feeding lifting cylinder 227 retracts, the material ejecting plane 217 and thus the material pushing plate 221 descend to a certain height, which at least ensures that the rotation of other structures needing to rotate is not affected. The lower end of the auxiliary vertical moving block 214 is provided with an auxiliary feeding guide rod 228 extending up and down, and the auxiliary feeding bracket 213 is provided with a guide hole matched with the auxiliary feeding guide rod 228 to realize the guiding function.

The auxiliary horizontal mounting block 215 is further provided with a material pushing cylinder 218, a cylinder rod of the material pushing cylinder 218 extends along the moving direction of the first material pushing block 219 and is connected with the first material pushing block 219, and the first material pushing block 219 and the second material pushing block 220 can be moved back and forth by controlling the extension and retraction of the cylinder rod of the material pushing cylinder 218. A material pushing disc 223 is arranged on the first material pushing block 219, the material pushing plate 223 is arranged on the opposite side of the second material pushing block 220 from the material pushing plate 221, when the first material pushing block 219 drives the second material pushing block 220 and the material pushing plate 223 to move towards the magnetic core 100 in the clamping opening, the material pushing plate 223 touches the magnetic core 100, but because the second material pushing block 220 can move relative to the first material pushing block 219, the first material pushing block 219 and the material pushing disc 223 continue to move forwards, and after moving to a certain distance, the material pushing disc 223 touches the second material pushing block 220 and finally pushes the magnetic core 100 to the bottom of the clamping opening.

Further, the material pushing disc 223 is disposed on the first material pushing block 219 by a material pushing adjusting screw 224, and the relative position of the material pushing disc 223 can be adjusted by screwing the material pushing adjusting screw 224. By adopting the structure that the second pushing block 220 can move relative to the first pushing block 219 and the pushing disc 223 is set to be adjustable, the installation precision of the pushing cylinder 218 can be greatly reduced, because the magnetic core 100 is very small, the actual moving distance of the magnetic core 100 pushing against the bottom of the clamping opening is very small, and the pushing distance can be adjusted only by screwing the pushing adjusting screw 224.

The second pusher block 220 is disposed on the first pusher block 219 by a pusher guide 222 and the pusher guide 222 extends along a moving direction of the second pusher block 220. A material pushing slider 225 which is matched with the material pushing guide rail 222 is arranged on the lower surface of the second material pushing block 220. An upwardly extending baffle 223 is disposed on the upper surface of the first plunger 219 near one end of the rotary cylinder 902, and the second plunger 220 is prevented from falling off the plunger guide 222 by the baffle 223. When the cylinder rod of the pushing cylinder 218 retracts, the second pushing block 220 can be driven to move a distance away from the clamp 903 during the retraction process.

The first winding module 3 comprises a winding frame 301 of a winding station arranged on the machine frame 1, a conduit arm 304 supported on the winding frame 301 through a first XYZ sliding table assembly 303, and at least one conduit 302 rotatably arranged at one end of the conduit arm 304, wherein the conduit 302 is arranged up and down, the upper end of the conduit 302 is arranged on the conduit arm 304, and the lower end of the conduit 302 extends downwards. The first XYZ sliding table assembly 303 adopts the prior art, the Y direction of the first XYZ sliding table assembly 303 is parallel to the rotation axis of the driven shaft 906 located at the winding station, the X direction is a direction perpendicular to the Y direction in the horizontal plane, and the Z direction is a direction extending up and down. The second winding module 6 has the same structure as the first winding module 3.

The wire-wound copper wire is placed on the copper wire bracket 310, one end of the copper wire penetrates from the upper end and the lower end of the wire tube 302 penetrates out, when the same batch of magnetic cores 100 are wound, the wire head of the copper wire needs to be manually clamped on the first clamping structure 912 located at the wire winding station before winding, and the same batch of magnetic cores 100 only needs to be manually operated once.

The position department that corresponds spool 302 of spool support arm 304 is provided with spool mounting plate 306, rotatably is provided with spool installation axle 305 on spool mounting plate 306, spool 302 sets up eccentrically on spool installation axle 305, through eccentric settings, is convenient for twine the copper wire on first clamping structure 912 and second clamping structure 913, specifically, when twining, can move spool installation axle 305 directly over first clamping structure 912 or second clamping structure, and spool installation axle 913 sets up with first clamping structure 912 or second clamping structure 913 are coaxial, and spool 302 is located the side of clamping structure, and when spool installation axle 305 rotates, spool 302 will revolve around the clamping structure and can twine the copper wire on the clamping structure and clamp.

Preferably, a pulley 307 is coaxially disposed outside the spool mounting shaft 305, a winding motor 309 is disposed on the spool support arm 304, a pulley 308 is disposed on an output shaft of the winding motor 309, the pulley 307 and the pulley 308 are in transmission connection by a belt 309, and the rotation of the spool 302 can be controlled by controlling the winding motor 309.

Preferably, a clamp rotation driving structure for driving the clamp 903 to rotate is further provided at the winding station. The jig rotation driving structure includes a driving bracket 314 supported on the frame 1, a driving mounting plate 313 movably supported on the driving bracket 314 along the axial direction of a driven shaft 906 at a winding station, a driving rotation shaft 316 rotatably provided on the driving mounting plate 313, and a second catching block 311 fixed on an end of the driving rotation shaft 316 facing the rotary cylinder 902, each driving shaft 905 is provided with a first clamping block 911, when winding is needed, the driving mounting plate 313 drives the driving shaft 905 to move towards the driving shaft 905 positioned on the winding station until the first clamping block 911 is clamped with the second clamping block 311, the driving rotation of the clamp 903 can be controlled only by controlling the rotation of the driving rotating shaft 316, therefore, the clamp rotating driving structure is only required to be arranged at the winding station, and the clamp rotating driving structure is not required to be arranged for each clamp.

A clamp rotating motor 319 is arranged on one side, away from the second clamping block 311, of the driving mounting plate 313, an output shaft of the clamp rotating motor 319 penetrates through the driving mounting plate 313, a belt pulley 315 is arranged at the free end of the output shaft, and the driving rotating shaft 316 is in transmission connection with the belt pulley 315 through a belt 317. The drive mounting plate 313 is disposed on a horizontally disposed drive plate 312, the drive plate 312 being supported on a drive bracket 314 by a slide and rail assembly, the rails of which extend along the axis parallel to the drive shaft 905 at the winding station. A clamping cylinder 318 is arranged on the driving bracket 314, and a cylinder rod of the clamping cylinder 318 is parallel to the direction of the axis of the driving shaft 905 positioned at the winding station and is connected with the driving flat plate 312 to drive the driving flat plate 312 to move back and forth.

One side of rotatory section of thick bamboo 902 of orientation of drive mounting panel 313 is provided with push rod 320, push rod 320 aligns with the check lock pole 918 that is located the wire winding station, like this when first joint piece 911 and second joint piece 311 joint, push rod 320 pushes out a section distance with check lock pole 918 to the direction of unblock, the realization is to the unblock of drive shaft 905, like this through the rotatory control that can realize anchor clamps 903 and then can realize the wire winding of rotatory control through control anchor clamps rotating electrical machines 319, when the wire winding, spool 302 irrotational, magnetic core 100 on the anchor clamps 302 is rotatory in order to twine the copper line on it.

The first soldering module 4 is supported on the second XYZ slide table assembly 406 on the frame 1 and the spot welding head 401 supported on the second XYZ slide table assembly 406, the spot welding head 401 can weld both ends of the copper wire on the magnetic core 100, and the copper wire can be broken by hot-cutting while soldering to remove the redundant copper wire. Further, the soldering tin module still includes power 405, the transformer 403 that the input is connected with power 405 and the stabiliser 404 that the input is connected with the output of transformer 403, the output of stabiliser 404 passes through wire 402 and spot welding head 401 and is connected electrically, power 405 can adopt the commercial power, can reduce the voltage below the safe voltage through transformer 403, and because power is unchangeable, the electric current will increase by a wide margin, can guarantee the stability of voltage and electric current through stabiliser 404, spot welding head 401 adopts conducting material and high temperature resistant material to make, because the electric current is very big, so spot welding head 401 produces high temperature and makes soldering tin and copper line melt. Before the magnetic core 100 is loaded, the solder is already present at the position where the solder is needed, so that the solder does not need to be placed at the time. The second solder module 7 has the same structure as the first solder module 4.

The Y direction of the second XYZ stage assembly 406 is parallel to the rotation axis of the driven shaft 906 at the soldering station, the X direction is a direction perpendicular to the Y direction in the horizontal plane, and the Z direction is a direction extending vertically.

The first scrap wire take-up module 5 includes a scrap wire take-up holder 501 provided on the frame 1 and first and second jaws 502 and 503 supported on the scrap wire take-up holder 501, the first and second jaws 502 and 503 being movable in the up-down direction and in the direction parallel to the axis of the driven shaft 906 located at the first scrap take-up station. The first scrap wire take-up module 5 and the second scrap wire take-up module 7 have the same structure.

After soldering, the magnetic core 100 moves to the first (or second) scrap collecting station, at this time, the copper wires between the magnetic core and the first clamping structure 912 are disconnected from the copper wires on the magnetic core 100, the copper wires between the magnetic core 100 and the second clamping structure 913 are also disconnected from the copper wires on the magnetic core 100, the first scrap collecting module 5 moves towards the direction of the clamp 903 and moves to the position right above the position between the magnetic core 100 and the first clamping structure 912 and the position right above the position between the magnetic core 100 and the second clamping structure 913 and then moves downwards to clamp the scrap wires, and as the first clamping structure 912 and the second clamping structure 903 are clamped by springs, when the first clamping jaw 502 and the second clamping jaw 503 clamp the corresponding scrap wires, the scrap wires on the first clamping structure 912 and the second clamping structure 913 can be pulled out by force pulling. A waste wire recycling bin 506 for receiving waste wires is arranged at the waste material collecting station

The first and second jaws 502 and 503 are disposed on the output ends of the first and second jaw cylinders 504 and 505, and the cylinders of the first and second jaw cylinders 504 and 505 are movably disposed on the waste wire take-up holder 501. The installation rod 914 is last and be located anchor clamps 903 and the position department of second clamping structure 913 and be provided with first wire clamping groove 9141 on the anchor clamps mounting panel 9031 and be located and be provided with second wire clamping groove 9036 between first clamping structure 912 and the anchor clamps 903, through first wire clamping groove 9141 and second wire clamping groove 9036, first clamping jaw 502 and second clamping jaw 503 can descend to deeper position and can be located the clamp of every clamping jaw and get the within range in order to guarantee that the waste line that needs to get by clamp can.

Unloading module is including setting up in frame 1 and both ends open-ended unloading passageway 1011 and being located frame 1 and being located the receiving bucket 1012 under the lower extreme open-ended of unloading passageway 1011, works as when anchor clamps 903 remove the unloading station, magnetic core 100 on anchor clamps 903 is located directly over the upper end open-ended of receiving bucket 1012. And a driving claw 923 is arranged at the position of the mounting plate 922 corresponding to the blanking station, and the driving claw 913 and the driving structure thereof are the same as those of the driving claw 923 at the loading station, and are used for loosening the clamp 903. When the clamp 903 at the blanking station is released, the processed magnetic core (inductor) falls into the blanking channel 1011 and enters the material receiving barrel 1012.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (8)

1. A common mode inductance winding machine, characterized by comprising:

a frame;

the rotating cylinder is rotatably arranged on the rack along a vertical axis;

eight clamps which are respectively and rotatably arranged on the side wall of the rotary drum and positioned outside the rotary drum, wherein the eight clamps are arranged along the rotary axis of the rotary drum at equal angles;

the feeding module is supported at the position of a feeding station on the frame and used for feeding the magnetic core to be wound onto the clamp;

the first winding module is supported at the position of a first winding station on the rack and is used for winding the copper wire on the magnetic core along a first winding direction;

the first tin soldering module is supported at the position of a first tin soldering station on the rack and used for welding two ends of a copper wire wound on the magnetic core by the first winding module on the magnetic core;

the first waste collecting module is supported at the position of a first waste collecting station on the rack and used for recovering redundant copper wires welded and broken by the first soldering module due to soldering;

the second winding module is supported at the position of a second winding station on the rack and used for winding the copper wire on the magnetic core along a second winding direction opposite to the first winding direction, and the second winding module has the same structure as the first winding module;

the second soldering tin module is supported at the position of a second soldering tin station on the rack and used for welding two ends of a copper wire wound on the magnetic core by the second winding module on the magnetic core, and the second soldering tin module and the first soldering tin module have the same structure;

the second waste collecting module is supported at the position of a second waste collecting station on the rack and used for recovering redundant copper wires welded and broken by the second soldering tin module due to soldering tin, and the second waste collecting module has the same structure as the first waste collecting module;

the blanking module is supported at the position of a blanking station on the frame and used for blanking the magnetic core which is wound and soldered on the clamp;

the feeding station, the first winding station, the first soldering station, the first waste collecting station, the second winding station, the second soldering station, the second waste collecting station and the blanking station are sequentially arranged along the rotation axis of the rotary cylinder at equal angles;

the material loading module comprises:

the vibrating disk is arranged on the rack;

the vibration track is arranged on the rack, a feeding groove extending along the length direction of the vibration track is arranged on the vibration track, one end of the feeding groove is communicated with a discharge hole of the vibration disc, a stop block is arranged at the other end of the feeding groove, and the centers of the feeding groove, the clamping opening and the rotary cylinder are on the same straight line when viewed from top;

the material moving structure is arranged on the rack and comprises a suction pipe, and the suction pipe can move in a vertical plane passing through the rotating axis of the clamp positioned at the feeding station so as to move the magnetic core in the feeding groove into the clamping opening of the clamp positioned at the feeding station;

supplementary material loading structure, supplementary material loading structure includes:

the auxiliary feeding support is arranged on the rack, is positioned between the rotary cylinder and the vibration track and does not rotate along with the rotary cylinder;

the auxiliary top plate is supported on the auxiliary feeding support in a vertically movable mode, and when the clamp is located at a feeding station and is horizontally placed, the auxiliary top plate is located right below a clamping opening of the clamp, and the upper end of the auxiliary top plate is provided with a material ejecting plane capable of placing a magnetic core;

the material pushing plate and the auxiliary top plate are supported on the auxiliary feeding support in a synchronous up-down moving mode, when a magnetic core is placed at a clamping opening of a clamp positioned at a feeding station, the material pushing plate is positioned on one side opposite to the clamp relative to the magnetic core, and the material pushing plate can move back and forth in a direction close to or far away from the clamp;

an auxiliary vertical moving plate and an auxiliary horizontal mounting plate arranged on the auxiliary vertical moving plate can be arranged on the auxiliary feeding bracket in a vertically moving manner, the auxiliary top plate is arranged at the upper end of the auxiliary vertical moving plate, the auxiliary horizontal mounting plate is arranged at one side of the auxiliary vertical moving plate, which is far away from the clamp, a first material pushing block and a second material pushing block movably arranged on the first material pushing block are arranged on the auxiliary horizontal mounting plate, the first material pushing block can move back and forth along the axis of the driven shaft at the feeding station relative to the auxiliary horizontal mounting plate, the second pusher block can move back and forth along the axis of the driven shaft at the feeding station relative to the first pusher block, the material pushing plate is arranged on one side, close to the auxiliary top plate, of the second material pushing block, and the upper end of the material pushing plate is higher than the height of the material ejecting plane;

an auxiliary feeding lifting cylinder is arranged on the auxiliary feeding support, a cylinder rod of the auxiliary feeding lifting cylinder extends upwards and is connected with the auxiliary vertical moving plate, when the cylinder rod of the auxiliary feeding lifting cylinder extends out, the ejection plane is close to the clamping opening, and the material pushing plate is positioned on the side opposite to the ejection plane relative to the clamping opening;

the auxiliary horizontal mounting plate is also provided with a material pushing cylinder, a cylinder rod of the material pushing cylinder extends along the moving direction of the first material pushing block and is connected with the first material pushing block, the first material pushing block is provided with a material pushing plate, and the material pushing plate is arranged on one side, opposite to the material pushing cylinder, of the second material pushing block; the material pushing disc is arranged on the first material pushing block through a material pushing adjusting screw rod.

2. The common mode inductor winding machine according to claim 1, further comprising:

a plurality of driven shafts rotatably provided on the rotary cylinder at positions corresponding to each of the jigs, each of the driven shafts extending in a radial direction of the rotary cylinder and having one end extending to an inner side of the rotary cylinder and the other end extending to an outer side of the rotary cylinder, the jigs being provided on the other end of the rotary cylinder through a jig mounting plate, and clamping mouths of the jigs being located on axes of the driven shafts;

and the driving shafts are rotatably arranged on the rotary drum and are positioned right below each driven shaft, the rotating axes of the driving shafts are parallel to the rotating axis of the corresponding driven shaft, and the driving shafts are in transmission connection with the corresponding driven shaft.

3. A common mode inductor winding machine according to claim 2, wherein the jig comprises:

the fixed plate is immovably fixed on the clamp mounting plate;

and the movable plate is rotatably arranged on the clamp mounting plate, the fixed plate and the movable plate are arranged on the same plane and the plane is parallel to the rotation axis of the driven shaft, the rotation axis of the movable plate relative to the clamp mounting plate is perpendicular to the rotation axis of the driven shaft, and the clamping opening is formed on one side, away from the driven shaft, of the fixed plate and the movable plate.

4. A common mode inductor winding machine according to claim 3, further comprising:

the first clamping structure is used for clamping the copper wire close to the winding starting end before the magnetic core positioned on the first winding station or the second winding station is wound, and is arranged on the clamp mounting plate and positioned on the side opposite to the movable plate relative to the fixed plate;

and the second clamping structure is used for clamping the copper wire close to the winding end after the winding of the magnetic core on the first winding station or the second winding station is finished, the second clamping structure is positioned on the opposite side of the first clamping structure relative to the rotation axis of the driven shaft, in the direction of the rotation axis of the driven shaft, the first clamping structure is closer to the driven shaft than the clamping opening, the second clamping structure is farther away from the driven shaft than the clamping opening, and the positions of the wire clamping position of the first clamping structure, the wire clamping position of the second clamping structure and the position of the magnetic core at the clamping opening are positioned at the same height.

5. A common mode inductor winding machine according to claim 2, further comprising a locking structure for locking the driving shaft when the clamp does not need to rotate, the locking structure comprising:

the locking wheel is arranged at one end of the driving shaft, which is positioned in the rotary cylinder;

a locking lever provided on the rotary cylinder, an axis of the locking lever being parallel to an axis of the driving shaft, and the locking lever being movable back and forth along an axis thereof with respect to the rotary cylinder;

the locking block is arranged at one end, located in the rotary cylinder, of the locking rod, and when the locking block is observed along the axial direction of the locking rod, one part of the locking block is overlapped with the locking wheel, a protrusion is arranged on one side, facing the locking wheel, of the locking block, a groove matched with the protrusion is arranged on the locking wheel, and the protrusion can be inserted into the groove.

6. A machine as claimed in claim 5, wherein the recesses are located on the locking wheel such that when the projections are inserted into the recesses, the plane of the clamps is parallel to the horizontal plane.

7. A common mode inductor winding machine according to claim 2, wherein the first winding module comprises:

the winding frame is arranged at a winding station on the frame;

the spool support arm is supported on the winding frame through a first XYZ sliding table assembly;

at least one spool rotatably sets up the one end at the spool support arm, set up about the spool and the upper end sets up on the spool support arm, lower extreme downwardly extending treats that the copper line that winds penetrates from the upper end of spool, and the lower extreme is worn out.

8. The common mode inductor winding machine according to claim 7, further comprising a jig rotation driving structure provided at the winding station to drive the jig to rotate, the jig rotation driving structure comprising:

the driving bracket is supported on the rack;

the driving mounting plate is movably supported on the driving bracket along the axial direction of a driven shaft positioned at the winding station;

a driving rotation shaft rotatably provided on the driving mounting plate;

the second joint piece is fixed and is served at the rotatory section of thick bamboo of orientation of drive rotation axis, every be provided with first joint piece in the drive shaft, first joint piece can with second joint piece joint.

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