CN109036836B

CN109036836B - Hollow winding machine

Info

Publication number: CN109036836B
Application number: CN201811170735.3A
Authority: CN
Inventors: 黄立波
Original assignee: Zhuhai Essen Craftsman Technology Co ltd
Current assignee: Zhuhai Essen Craftsman Technology Co ltd
Priority date: 2018-10-09
Filing date: 2018-10-09
Publication date: 2023-08-22
Anticipated expiration: 2038-10-09
Also published as: CN109036836A

Abstract

The invention provides a hollow winding machine, which comprises a wire feeding mechanism, a winding mechanism and a heating mechanism, wherein the wire feeding mechanism comprises a wire arranging block and a wire clamp, a plurality of wire arranging holes are formed in the wire arranging block, the wire clamp is used for clamping a plurality of wires passing through the wire arranging holes at the same time, and the wire is fed by using the method for simultaneously feeding a plurality of insulating wires, so that the plurality of insulating wires are wound into coils at the same time in the process of winding the coils, and the production efficiency is effectively improved; the winding mechanism comprises a winding shaft, an upper shaft moving driving mechanism and a rotating driving mechanism, wherein the winding shaft comprises an upper shaft and a lower shaft, and the rotating driving mechanism drives the upper shaft and the lower shaft to rotate simultaneously; the heating mechanism comprises a heater, the heater is U-shaped, a launder is arranged in the heater, the heater is sleeved outside the winding shaft, a plurality of through holes are formed in one side of the heater, which faces the winding shaft, of the winding shaft, the through holes are communicated with the launder, and the through holes are opposite to the winding position of the winding shaft, so that the heater can directly heat the coil in winding, and energy consumption is effectively reduced.

Description

Hollow winding machine

Technical Field

The invention relates to the field of winding equipment, in particular to a hollow winding machine.

Background

At present, when an air-core coil is prepared, an enameled wire is used for winding the air-core coil, and N circles of enameled wires are needed to be wound, so that the production efficiency of the air-core coil is low. When the coil winding is completed, the whole die is generally heated, the coil is heated after the die is heated, the coil after heating is shaped, but the heating mode consumes more energy.

Disclosure of Invention

The invention mainly aims to provide a hollow winding machine which effectively provides production efficiency.

In order to achieve the main purpose, the hollow winding machine provided by the invention comprises a wire feeding mechanism, a winding mechanism and a heating mechanism, wherein the wire feeding mechanism comprises a wire arranging block, a wire clamp, a pair of scissors and a wire feeding driving mechanism, a plurality of wire arranging holes are formed in the wire arranging block, the wire clamp is used for simultaneously clamping a plurality of wires passing through the plurality of wire arranging holes, one wire arranging hole corresponds to one wire, the wire clamp is arranged between the wire arranging block and the pair of scissors, and the wire feeding driving mechanism simultaneously drives the wire clamp and the pair of scissors to move; the winding mechanism comprises a winding shaft, an upper shaft moving driving mechanism and a rotation driving mechanism, the winding shaft comprises an upper shaft and a lower shaft, a protruding block is arranged on the lower shaft, a first groove is arranged on the protruding block, a second groove, a pressing block and a cutter are arranged on the upper shaft, the pressing block and the cutter penetrate through the second groove, the upper shaft moving driving mechanism drives the upper shaft to move towards or away from the lower shaft, the protruding block enters the second groove, the pressing block and the cutter simultaneously enter the first groove, and the rotation driving mechanism drives the upper shaft and the lower shaft to simultaneously rotate; the heating mechanism comprises a heating driving device and a heater, wherein the heater is U-shaped, a launder is arranged in the heater, the heating driving device drives the heater to move towards the winding shaft, the heater is sleeved outside the winding shaft, a plurality of through holes are formed in one side, facing the winding shaft, of the heater, and the through holes are communicated with the launder.

Therefore, the wire arranging holes on the wire arranging blocks are used for simultaneously arranging the insulating wires to be wound, one insulating wire corresponds to one wire arranging hole, the wire clamp clamps the insulating wires simultaneously, the insulating wires extend to the scissors, the scissors are driven to cut off redundant insulating wires in the prepared coil.

Further scheme is, send line mechanism still to include along line piece, send line actuating mechanism to include the slider, along line piece, fastener and scissors set up simultaneously on the slider, along line piece setting is provided with first logical groove between winding displacement piece and fastener along line piece in, along line piece one side towards the spool is provided with the opening, opening and first logical groove intercommunication.

Therefore, the line following block is used for keeping a plurality of insulating lines on the same horizontal plane, and the line following block, the wire clamp and the scissors are simultaneously arranged on the sliding block, so that the money sending driving mechanism drives the line block, the wire clamp and the scissors to move simultaneously, and the plurality of insulating lines can be kept on the same horizontal plane when the wire clamp clamps the wires.

Further scheme is, be provided with the spring in the upper shaft, spring coupling briquetting, the cutter setting is other at the briquetting, first recess is "T" shape, first recess includes first minute groove and second minute groove, first minute groove is perpendicular with the second minute groove, the width in first minute groove is less than the width in second minute groove, based on the terminal surface of lower shaft orientation upper shaft, the degree of depth in first minute groove is less than the degree of depth in second minute groove, upper shaft removes actuating mechanism drive briquetting and gets into first minute groove, the cutter gets into in the second minute groove.

It can be seen that the upper shaft removes actuating mechanism drive briquetting and gets into first minute groove, and the cutter gets into the second minute inslot, and the width in first minute groove is less than the width in second minute groove for the cutter can accurately cut off the insulated wire that the briquetting was compressed tightly, and the degree of depth in first minute groove is less than the degree of depth in second minute groove, makes the briquetting compress tightly after the insulated wire, and the cutter can continue to remove, cuts off the insulated wire.

Further, the cutter is arranged on the fixed block, a concave part is arranged at one end of the fixed block facing the lower shaft, and the cutter is arranged in the concave part.

Therefore, the cutter is arranged in the concave part of the fixed block, so that the stability of the cutter installation is enhanced, and the service life of the cutter is longer.

Further scheme is, upper shaft removes actuating mechanism and includes first drive arrangement and connecting block, and the connecting block is annular, and the upper shaft setting is in the interior circle of connecting block, and first drive arrangement drive connecting block orientation lower shaft removes.

The first driving device drives the connecting block to move towards the lower shaft and drives the upper shaft arranged in the connecting block to move.

The further scheme is, go up the axle and include wire winding platform and last axle sleeve, go up wire winding platform setting and be close to on the one end of axle under last axle sleeve, rotation actuating mechanism includes the connecting rod, a plurality of hollow gears, first drive belt, second drive belt and second drive arrangement, a plurality of hollow gears include first hollow gear, the second hollow gear, third hollow gear and fourth hollow gear, upward be provided with the second through-groove along the axial of axle on the axle sleeve, it sets up in first hollow gear to go up the axle sleeve, one side of first hollow gear orientation to go up the axle sleeve is provided with the lug, the lug runs through the second through-groove, the lug takes place relative movement in the second through-groove, the lower axle sets up in the second hollow gear, third hollow gear and fourth hollow gear are connected respectively at the axial both ends along the connecting rod, first hollow gear is connected with third hollow gear through first drive belt, the second hollow gear is connected with fourth hollow gear through the second drive belt, first drive belt is connected.

Therefore, the lug of the first gear penetrates through the second through groove of the upper shaft sleeve, when the upper shaft moving driving mechanism drives the upper shaft to move, the upper shaft sleeve moves, the lug is kept motionless in the second through groove, the second through groove moves relative to the lug, and when the second driving device drives the second hollow gear to rotate with the fourth hollow gear, the connecting rod is driven to rotate, so that the first hollow gear is driven to rotate, and the upper shaft and the lower shaft are simultaneously rotated.

The further scheme is, be provided with first well hollow portion in the upper shaft sleeve, hollow winding machine still includes demoulding mechanism, go up demoulding mechanism and include third drive arrangement, the push rod, go up ejector pad and a plurality of last ejector pins, a plurality of last ejector pins set up in last wire winding platform along the axial of upper shaft sleeve, a plurality of last ejector pins set up the periphery at the second recess, go up the ejector pin and set up in the first hollow portion, be provided with the third tee bend groove on the upper shaft sleeve, the extending direction in third tee bend groove is perpendicular with the axial of upper shaft sleeve, the width of going up the ejector pad is greater than the radial ascending width of upper shaft sleeve, it runs through the third tee bend groove to go up the ejector pad, it is connected with last ejector pad to go up the ejector pad, the ejector pad removes to go up the ejector pad is gone up in the drive of third drive arrangement.

Therefore, the three driving devices drive the upper push rod and the upper push block to move towards the upper push rod, and drive the upper push rod to penetrate through the upper winding table, so that the upper push rod pushes the coil adhered on the upper winding table, and the demolding of the coil on the upper shaft is realized.

Further scheme is, wire winding mechanism includes protruding piece actuating mechanism, and the lower axle includes lower axle sleeve and lower wire winding platform, and lower wire winding platform is connected the one end that lower axle sleeve is close to the axle down, and protruding piece setting is provided with the second well in the lower axle sleeve in the wire winding platform down, and protruding piece actuating mechanism includes fourth drive arrangement and interior push rod, and interior push rod runs through behind the second well and is connected with protruding piece, and the interior push rod of fourth drive arrangement drive moves towards the upper shaft.

Therefore, the fourth driving device drives the push rod to move towards the upper shaft, the protruding block is driven to move towards or away from the upper shaft, when the protruding block is protruding relative to the end face of the lower winding, the insulating wire is wound around the protruding block, and when the protruding block is not protruding relative to the end face of the lower winding, the coil is rapidly demoulded, and the coil is prevented from being stuck on the protruding block.

The hollow winding machine further comprises a lower demolding mechanism, the lower demolding mechanism comprises a plurality of lower ejector rods and an ejector rod driving mechanism, the plurality of lower ejector rods are arranged in the lower winding table along the axial direction of the lower shaft, the plurality of lower ejector rods are arranged on the periphery of the protruding block, the ejector rod driving mechanism comprises a fifth driving device and an annular ejector block, the lower shaft sleeve is arranged in the annular ejector block, and the fifth driving device drives the annular ejector block to move towards the plurality of lower ejector rods.

Therefore, the fifth driving device drives the annular ejector blocks to move towards the plurality of lower ejector rods, drives the plurality of lower ejector rods to penetrate through the lower winding table, pushes the coil adhered to the lower winding table, and realizes demolding of the coil.

The further scheme is that the hollow winding machine further comprises a cooling mechanism, the cooling mechanism comprises a blowing nozzle, and an outlet of the blowing nozzle faces towards the winding shaft.

After the winding of the coil is completed, the upper shaft moves away from the lower shaft, and the blowing nozzle blows air towards the winding position of the winding shaft to rapidly cool the coil which is just wound.

Drawings

Fig. 1 is a block diagram of an embodiment of the air core winder of the present invention.

Fig. 2 is a structural view of a wire feeding mechanism in an embodiment of the hollow winding machine of the present invention.

Fig. 3 is a structural view of a spool in an embodiment of the coreless winding machine of the present invention.

Fig. 4 is a cross-sectional view of a spool in an embodiment of the hollow winding machine of the present invention.

Fig. 5 is a structural view of an upper winding table in the embodiment of the hollow winding machine of the present invention.

Fig. 6 is a cross-sectional view taken along line A-A in fig. 5.

Fig. 7 is a structural view of a lower shaft in an embodiment of the hollow winding machine of the present invention.

Fig. 8 is a sectional view taken along line B-B of fig. 7.

Fig. 9 is a structural view of a lower winding table in the embodiment of the hollow winding machine of the present invention.

Fig. 10 is a cross-sectional view showing the upper winding stand and the lower winding stand attached to each other in the hollow winding machine according to the embodiment of the present invention.

Fig. 11 is a structural view of a heating mechanism of the hollow winding machine according to the embodiment of the present invention.

Fig. 12 is an internal schematic view of a heater in an embodiment of the air core winder of the present invention.

The invention is further described below with reference to the drawings and examples.

Detailed Description

The hollow winding machine is applied to a process of winding a hollow coil, an insulating wire is moved into a winding shaft through a wire feeding mechanism, the upper shaft and the lower shaft in the winding shaft clamp the insulating wire, the winding shaft rotates to drive a boss of the lower shaft to drive the insulating wire to start winding, a heater heats and shapes the insulating wire, after winding, a demoulding mechanism drives the coil to be demoulded from the winding shaft and then to discharge, the wire feeding mechanism simultaneously conveys a plurality of insulating wires into the winding shaft through a wire arranging block, and the insulating wires are wound simultaneously, so that the working efficiency is effectively improved, and the heater directly heats the coil in the winding during winding, thereby reducing energy consumption.

Referring to fig. 1, the hollow winding machine of the present invention includes a wire feeding mechanism 2, a winding mechanism 3 and a heating mechanism 4, the wire feeding mechanism 2 is disposed on a first bracket 1, the winding mechanism 3 and the heating mechanism 4 are simultaneously disposed on a second bracket 11, the second bracket 11 is disposed on a workbench 12 through a supporting block, and the workbench 12 is disposed on a working box 13. The wire feeding mechanism 2 is used for conveying insulated wires to the winding mechanism 3, the winding mechanism 3 winds the insulated wires, and the heating mechanism 4 is used for heating and shaping the insulated wires in winding. In this embodiment, the second support 1 is "i" shaped, and the hollow winding machine is provided with two winding assemblies comprising a wire feeding mechanism 2, a winding mechanism 3 and a heating mechanism 4, and the two winding assemblies are symmetrically arranged along the center line of the second support 1, and the two winding assemblies work independently and do not interfere with each other.

Referring to fig. 2, the wire feeding mechanism 2 includes a wire arranging block 21, a wire arranging block 22, a wire clamp 23, scissors 24, and a wire feeding driving mechanism 25, the wire arranging block 21 is provided on the work table 12, the first bracket 1 is provided in the work box 13, and the wire feeding mechanism 2 is protruded out of the work box 13. The flat cable block 21 is provided with a plurality of flat cable holes 211, and each flat cable hole 211 corresponds to one insulating wire. Be provided with first logical groove 221 in following line piece 22, in the first logical groove 221 of following line piece 22 is got into after many insulating wires pass winding displacement piece 21, in following line piece 22 is used for avoiding the many insulating wires in first logical groove 221 to appear alternately, overlap etc. phenomenon at the in-process of coiling coil for many insulating wires remain on same horizontal plane all the time, thereby guarantee that the coil that finally obtains can not appear alternately or overlap etc. phenomenon, thereby the height of first logical groove 221 is greater than the thickness of single insulating wire and is less than two insulating wires along vertical superimposed thickness simultaneously in this embodiment. In this embodiment, the opening 222 is disposed on the line block 22, the opening 222 is communicated with the first through slot 221, the line block 22 includes a first line segment 223 and a second line segment 224, the first line segment 223 is disposed above the second line segment 224 along the vertical direction, the first through slot 221 and the opening 222 are simultaneously disposed between the first line segment 223 and the second line segment 224, and the extension length of the second line segment 224 is longer than the extension length of the first line segment 223, so that in the process of placing the insulated wire, the extension portion of the second line segment 224 relative to the first line segment 223 is used as a guiding portion, so that a plurality of insulated wires can quickly pass through the opening 222 to enter the first through slot 221, and the placing efficiency of the insulated wire is improved.

The wire clamp 23 is used for simultaneously clamping a plurality of insulated wires passing through the wire following block 22, and the wire clamp 23 comprises an upper clamping block 231 and a lower clamping block 232, and the upper clamping block 231 is arranged above the lower clamping block 232 along the vertical direction. In this embodiment, the upper clamp block 231 is connected to the cylinder 233, and the cylinder drives the upper clamp block 231 toward or away from the lower clamp block 232, thereby opening and closing the wire clamp 23. In this embodiment, the opening direction of the wire clamp 23 after being opened is the same as the opening direction of the wire block 22, so that the insulated wire to be wound can enter the wire block 22 and the wire clamp 23 at the same time after the winding of one coil is completed. A scissors 24 is provided beside the wire clamp 23, in this embodiment the scissors 24 are pneumatic scissors.

In this embodiment, the wire feeding driving mechanism 25 includes a slider 251, a wire feeding block 22, a wire clamp 23 and a pair of scissors 24 are disposed on the same slider 251, and the wire feeding driving mechanism 25 drives the slider 251 to move in the directions of the X axis, the Y axis and the Z axis, so as to drive the wire feeding block 22, the wire clamp 23 and the pair of scissors 24 on the slider to move simultaneously, thereby ensuring that a plurality of insulated wires can smoothly enter the wire feeding block 22 and the wire clamp 23, and the pair of scissors 24 can accurately cut the insulated wires. In the present embodiment, the wire block 22 is disposed between the wire block 21 and the wire clamp 23, and the wire clamp 23 is disposed between the wire block 22 and the scissors 4, so that the wire block 22 holds the plurality of insulated wires on the same horizontal plane before the wire clamp 23 clamps the plurality of insulated wires, and the scissors 24 cut out the redundant insulated wire portions after the wire clamp 23 clamps the plurality of insulated wires.

In this embodiment, a push block 26 is further disposed on the slider, the push block 26 is disposed beside the scissors 24, so that the scissors 24 are disposed between the wire clamp 23 and the push block 26, and the push block 26 is used for discharging the wound coil from the winding mechanism 3.

In this embodiment, the line block 22 is connected with the cylinder 225, the wire clamp 23 is connected with the cylinder 234, the scissors 24 is connected with the cylinder 241, the push block 26 is connected with the cylinder 261, the slide block drives the line block 22, the wire clamp 23, the scissors 24 and the push block 26 to move simultaneously, but the line block 22, the wire clamp 23, the scissors 24 and the push block 26 are respectively connected with the cylinder, in the working process of each component, the position moving precision can be effectively provided, and the normal working of each component is ensured.

Referring to fig. 3, the winding mechanism 3 includes a winding shaft 5, an upper shaft moving driving mechanism 6, a rotation driving mechanism 7, an upper demoulding mechanism 8, and a lower demoulding mechanism 9, the winding shaft 5 includes an upper shaft 51 and a lower shaft 52, and the upper shaft 51 is disposed above the lower shaft 52 in the vertical direction. The upper shaft movement driving mechanism 6 drives the upper shaft 51 to move toward or away from the lower shaft 52; the rotation driving mechanism 7 drives the upper shaft 51 and the lower shaft 52 to rotate simultaneously; the upper demoulding mechanism 8 drives the coil stuck on the upper shaft 51 to separate from the upper shaft 51; the lower stripper mechanism 9 drives the coil attached to the lower shaft 52 to be separated from the lower shaft 52.

The upper shaft moving driving mechanism 6 includes a first driving device 61 and a connecting ring 62, the upper shaft 51 is disposed in an inner ring of the connecting ring 62, and when the first driving device 61 drives the connecting ring 61 to move, the upper shaft 51 disposed in the connecting ring 62 is driven to move, and the first driving device 61 is a motor. Referring to fig. 4, the upper demolding mechanism 8 includes a third driving device 81, a supporting frame 82, an upper push rod 83, an upper push block 84 and a plurality of upper push rods 85, the upper shaft 51 includes an upper winding table 53 and an upper shaft sleeve 54, the upper winding table 53 is connected to one end of the upper shaft sleeve 54 near the lower shaft 52, and a first hollow portion 541 is provided in the upper shaft sleeve 54. The plurality of upper push rods 85 are arranged in the upper winding table 53 along the axial direction of the upper shaft 51, the plurality of upper push rods 85 are arranged on the periphery of the second groove, the support frame 82 supports the third driving device 81, the third driving device 81 is connected with the upper push rods 83, third tee grooves are formed in the upper shaft sleeve, the extending direction of the third tee grooves is perpendicular to the axial direction of the upper shaft 51, the upper push rods 83 penetrate through the third tee grooves along the extending direction of the third tee grooves, the upper push rods 83 penetrate through the first hollow portion 541 of the upper shaft sleeve, the upper push rods 83 are connected with the upper push rods 84, in the embodiment, the radial width of the upper push rods 84 is larger than the radial width of the upper shaft sleeve 54, the third driving device 81 drives the upper push rods 83 to move, drives the upper push rods 84 to move towards the plurality of upper push rods 85 and drives the upper push rods 85 to move towards the lower shaft 52, and accordingly coils to be adhered on the upper shaft 51 are driven to be separated from the upper shaft 51. In this embodiment, the supporting frame 82 is connected to the connecting ring 62, so that the upper shaft moving driving mechanism 6 drives the upper demolding mechanism 8 and the upper shaft 51 to move toward the lower shaft 52, and when the upper demolding mechanism 8 moves, a through hole can be formed in the first bracket 1, so that the supporting frame 82 can conveniently penetrate through the through hole to move toward the lower shaft 52.

In this embodiment, referring to fig. 5 and 6, a hollow portion 531 is provided in the upper winding table 53, the hollow portion 531 is provided with a spring 532, a pressing block 533 and a cutter, the spring 532 is connected to the pressing block 533, the elastic direction of the spring 532 is the same as the axial direction of the upper shaft 51, and the cutter is disposed beside the pressing block 533. The upper winding table 53 is provided with a groove on an end face facing the lower shaft, and the free end of the pressing block 533 and the free end of the cutter extend toward the lower shaft, respectively, and pass through the groove. In this embodiment, the cutter is disposed on the fixing block 534, the end of the fixing block 534 facing the lower shaft is provided with the recess 535, the cutter is disposed in the recess 535, the fixing block 534 is used as a mounting carrier for the cutter, the cutter is disposed in the recess 535, the stability strength of the cutter can be enhanced, the cutter can completely cut off the insulation wire, and the cutter is not easy to break. In the present embodiment, the width of the free end of the pressing block 533 is smaller than the width of the recess 535, so that the free end of the pressing block 533 completely simultaneously presses the plurality of insulation wires, and the cutter can accurately simultaneously cut the plurality of insulation wires.

Referring to fig. 7 and 8, the lower shaft 52 includes a lower winding table 55 and a lower shaft sleeve 56, a second hollow portion 561 is provided in the lower shaft sleeve 56, a protrusion block 57 is provided on the lower winding table 55, referring to fig. 9, a first groove 571 is provided on the protrusion block 57, a protrusion block driving mechanism is provided on the lower shaft 52, the protrusion block driving mechanism includes an inner push rod 58 and a fourth driving device 581, an inner push rod 58 is provided in the second hollow portion 561 of the lower shaft sleeve 56, the inner push rod 58 is connected with the protrusion block 57, the inner push rod 58 is connected with the fourth driving device 581, the fourth driving device 581 is an air cylinder, the fourth driving device 581 drives the inner push rod 58 to move, and drives the protrusion block 57 to move toward the upper shaft 51, so that the protrusion block 57 enters the second groove of the upper shaft 51. In the present embodiment, the first groove 571 is provided on the boss 57, and during the movement of the upper shaft 51 toward the lower shaft 52, referring to fig. 10, the boss 57 of the lower shaft 52 enters into the second groove of the upper shaft 51, and the pressing block 533 and the fixing block 534 of the upper shaft 51 also enter into the first groove 571 of the boss 57 of the lower shaft 52, so that the second groove of the upper shaft 51 corresponds in shape and size to the boss 57, and the first groove 571 of the boss 57 of the lower shaft 52 also corresponds to the pressing block 533 and the fixing block 534. In this embodiment, the first groove 571 of the lower shaft 52 is in a "T" shape, and the "T" shape groove includes a first sub-groove 572 and a second sub-groove 573, the second sub-groove 573 corresponds to a transverse direction of the top of the "T" shape, the first sub-groove 572 corresponds to a vertical direction of the "T" shape, and the first sub-groove 572 is perpendicular to the second sub-groove 573. The width of the second sub-groove 573 is greater than that of the first sub-groove 572, and in this embodiment, the width of the free end of the fixing block 534 is greater than that of the free end of the pressing block 533, the second sub-groove 573 corresponds to the position of the fixing block 534 entering the first groove 571, and the first sub-groove 572 corresponds to the position of the pressing block 533 entering the first groove 571. In this embodiment, the depth of the second sub-groove 573 in the protruding block 57 is greater than the depth of the first sub-groove 572 in the protruding block 57, and the pressing block 533 and the fixing block 534 mounted on the cutter enter the first groove 571 on the protruding block 57 in the process of moving the upper shaft 51 toward the lower shaft 52, after the pressing block 533 abuts against the first sub-groove 572 of the first groove 571, the spring 532 connected to the pressing block 533 is compressed, and the pressing block 533 can press the insulation wire located in the first groove 571 under the elastic force of the spring 532, and at the same time, the fixing block 534 mounted on the cutter continues to enter the second sub-groove 573 of the first groove 571 with a deeper depth, so that the insulation wire located in the second sub-groove 573 is cut off.

Referring to fig. 7, the lower shaft 52 is further connected to the lower demolding mechanism 9, the lower demolding mechanism 9 includes a fifth driving device 91, a lower push rod 92, a lower push block 93 and a plurality of lower push rods 94, the plurality of lower push rods 94 are disposed in the lower winding table 55 along the axial direction of the lower shaft 52, the plurality of lower push rods 94 are disposed at the periphery of the protruding block 57, the lower push block 93 is an annular push block, the lower shaft sleeve 56 is disposed in the inner circle of the annular push block 93, the lower push block 93 is connected with the lower push rod 92, the fifth driving device 91 drives the lower push rod 92 to move, the lower push block 93 is driven to move towards the lower winding table 55, thereby pushing the plurality of lower push rods 94 disposed in the lower winding table 55 to move simultaneously, and the fifth driving device 91 is an air cylinder.

Referring to fig. 3, the rotation mechanism 7 includes a second driving device 71, a connecting rod 72, a plurality of gears, and two transmission belts, in this embodiment, four gears are included in the rotation mechanism 7, each of which is a hollow gear, and the four gears are a first hollow gear 73, a second hollow gear 74, a third hollow gear 75, and a fourth hollow gear 76, respectively, wherein both ends of the connecting rod 72 in the axial direction of the connecting rod 72 are connected to the third hollow gear 75 and the fourth hollow gear 76, respectively. The upper shaft sleeve 54 of the upper shaft 51 is arranged in the first hollow gear 73, wherein the upper shaft sleeve 54 of the upper shaft 51 is provided with a through groove along the axial direction of the upper shaft sleeve 54, the first hollow gear 73 is provided with a plurality of stop blocks 731 towards the upper shaft sleeve 54, the stop blocks 731 are inserted into the through groove, when the upper shaft moving driving mechanism 6 drives the upper shaft sleeve 54 to move, the stop blocks 731 are fixed, but the stop blocks 731 are always in the through groove during the moving process of the upper shaft sleeve 54. The first hollow gear 73 is connected to a third hollow gear 75 by a first belt 77. The shaft sleeve of the lower shaft 52 is arranged in the second hollow gear 74, the second hollow gear 74 is connected with the fourth hollow gear 76 through the second transmission belt 78, the second driving device 71 drives the second hollow gear 74 and the fourth hollow gear 76 to rotate through the second transmission belt 78, and the rotation of the fourth hollow gear 76 drives the third hollow gear 75 to rotate because the fourth hollow gear 76 and the third hollow gear 75 are respectively connected with the connecting rod 72, so that the first hollow gear 73 is driven to rotate, and the simultaneous rotation of the upper shaft 51 and the lower shaft 52 is realized.

Referring to fig. 11, the heating mechanism 4 includes a mounting block 41, a heating driving device 42, a heater 43, and a heater mounting plate 44, the mounting block 41 is mounted on the first bracket 1 through a mounting post 411, and the heating driving device 42 is an air cylinder mounted on the mounting block 41. In this embodiment, the heater 43 is mounted on the heater mounting plate 44, and the heater 43 is U-shaped, so that a hollow 48 is provided in the heater 43, a circular hollow portion is provided on the heater mounting plate 44, and the hollow 48 of the heater 43 communicates with the center hollow portion of the heater mounting plate 44. Referring to fig. 12, a notch 47 is provided in the "U" -shaped heater 43, and the bobbin 5 is rotated to perform winding during heating of the heater 43, so that the insulation wire is introduced into the bobbin 5 through the notch 47 of the heater 43. The heater 43 is internally provided with a launder 45, the heater 43 is driven by the heating driving device 42 to move towards the winding shaft 5, the winding shaft 5 simultaneously penetrates through the hollow 48 of the heater 43 and the circular hollow part of the heater mounting plate 44, one side of the heater 43 towards the winding shaft 5 is provided with a plurality of through holes 46, the through holes 46 are communicated with the launder 45, the heater is internally provided with a steam inlet, and the steam inlet is communicated with the launder, so that the launder 45 is filled with high-temperature steam.

The hollow winding machine also comprises a cooling mechanism, wherein the cooling mechanism comprises a blowing nozzle 10, and the outlet of the blowing nozzle 10 faces the winding table.

Before the first winding, the operator simultaneously arranges a plurality of insulated wires to be wound into the wire arranging holes 211 on the wire arranging block 21, wherein one insulated wire corresponds to one wire arranging hole 211. After the plurality of insulating wires pass through the wire arranging hole 211, the plurality of insulating wires enter the through grooves 221 of the wire following block 22 through the openings 222 of the wire following block 22, and the plurality of insulating wires are positioned on the same horizontal plane through the wire following block 22. After a plurality of insulating wires pass through the wire following block 22, the wire clamp 23 clamps the plurality of insulating wires simultaneously, the plurality of insulating wires extend to the scissors 24, the scissors 24 are driven to cut off redundant insulating wires in the prepared coil, the wire feeding driving mechanism 25 simultaneously drives the wire following clamp 22 and the wire clamp 23 to move towards the winding shaft 5, so that the plurality of insulating wires always keep on the same horizontal plane in the wire feeding process, and the method carries out wire feeding on the plurality of insulating wires simultaneously, so that the plurality of insulating wires are wound into the coil simultaneously in the coil winding process, and the production efficiency is effectively provided. The wire clamp 22 and the wire clamp 03 move the plurality of insulated wires to the upper side of the lower shaft 52 and then move towards the first groove 571 of the lower shaft 52, meanwhile, the fourth driving device 581 drives the protruding block 57 to move towards the upper shaft 51, so that the plurality of insulated wires enter the first groove 571 on the protruding block 57 of the lower shaft 52, at this time, the upper shaft moving driving mechanism 6 drives the upper shaft 51 to move towards the lower shaft 52, the protruding block 57 of the lower shaft 52 enters the second groove of the upper shaft 51, the pressing block 533 of the upper shaft 52 enters the first sub-groove 572 of the first groove 571 of the lower shaft 52, the pressing block 533 presses the insulated wires in the first groove 572, the cutter continues to cut off the redundant parts of the insulated wires in the first groove 571 downwards in the second sub-groove 573, and then the wire clamp 22 and the wire clamp 23 are driven to withdraw from the winding mechanism 3 and reset. After the upper shaft 51 and the lower shaft 52 clamp a plurality of insulated wires, the heating driving device 42 drives the heater 43 to move, and the through holes 46 in the heater 43 are opposite to the winding positions of the winding shaft 5, so that the heater 43 directly heats the winding coils, the heating and shaping effects of the coils are better, and the energy consumption is effectively reduced. The rotation driving mechanism 7 drives the upper shaft 51 and the lower shaft 52 to rotate simultaneously, and the insulated wire enters the winding shaft 5 from the notch 47 of the heater 43 when winding is started. After the spool 5 stops rotating, the wire feeding driving mechanism 25 drives the wire feeding block 22 and the wire clamp 23 to move between the wire arranging block 21 and the spool 5, and insulating wires between the wire arranging block 21 and the spool 5 enter the wire feeding block 22, then the wire clamp 23 clamps the insulating wires, and after the wire feeding block 22 is positioned between the wire arranging block 21 and the wire clamp 23, the wire feeding block 22 keeps a plurality of insulating wires on the same plane, the wire clamp 23 clamps the insulating wires, so that the plurality of insulating wires are always kept on the same horizontal plane in the winding process. After the wire clamp 23 clamps a plurality of insulated wires, a pair of scissors 24 is positioned between the wire clamp 23 and the spool 5, and the pair of scissors 24 cuts off the insulated wires between the wire clamp 23 and the spool 5. The heater 43 is driven by the heating driving device 42 to move away from the winding position, the upper shaft 51 is driven by the upper shaft moving driving mechanism 6 to move away from the lower shaft 52, the coil pasting position after winding is detected, if the coil is pasted on the upper winding table 53 of the upper shaft 51, the upper push rod 83 is driven by the air cylinder 81 to move, the upper push rod 84 is driven to move, the upper push rod 85 of the upper winding table 53 is moved towards the lower shaft 52, and the coil pasted on the upper winding table 53 is withdrawn from the upper winding table 53. If the coil is stuck on the lower winding table 55, the cylinder 91 drives the lower push rod 92 to move toward the push block 93, pushing out the lower push rod 94 in the lower winding table 55, and pushing out the coil stuck on the lower winding table 55. A push block 26 is arranged between the scissors 24 and the winding shaft 5, the push block 26 is also arranged on the sliding block 251, the wire feeding moving mechanism 25 moves the push block 26 to the lower side of the coil, the coil separated from the winding shaft 5 is caught, the wire feeding mechanism 2 is reset, the push block 26 is fed, and the next winding action is performed.

Finally, it should be emphasized that the foregoing description is merely illustrative of the preferred embodiments of the invention, and that various changes and modifications can be made by those skilled in the art without departing from the spirit and principles of the invention, and any such modifications, equivalents, improvements, etc. are intended to be included within the scope of the invention.

Claims

1. Hollow coiling machine, its characterized in that includes:

the wire feeding mechanism comprises a wire arranging block, a wire clamp, scissors and a wire feeding driving mechanism, wherein a plurality of wire arranging holes are formed in the wire arranging block, the wire clamp is used for clamping a plurality of wires passing through the wire arranging holes at the same time, one wire arranging hole corresponds to one wire, the wire clamp is arranged between the wire arranging block and the scissors, and the wire feeding driving mechanism drives the wire clamp and the scissors to move at the same time;

the winding mechanism comprises a winding shaft, an upper shaft moving driving mechanism and a rotation driving mechanism, wherein the winding shaft comprises an upper shaft and a lower shaft, a protruding block is arranged on the lower shaft, a first groove is formed in the protruding block, a second groove, a pressing block and a cutter are arranged on the upper shaft, the pressing block and the cutter penetrate through the second groove, the upper shaft moving driving mechanism drives the upper shaft to move towards or away from the lower shaft, the protruding block enters the second groove, the pressing block and the cutter simultaneously enter the first groove, and the rotation driving mechanism drives the upper shaft and the lower shaft to simultaneously rotate;

the heating mechanism comprises a heating driving device and a heater, wherein the heater is U-shaped, a launder is arranged in the heater, the heating driving device drives the heater to move towards the winding shaft, the heater is sleeved outside the winding shaft, a plurality of through holes are formed in one side of the heater towards the winding shaft, and the through holes are communicated with the launder.

2. The coreless winding machine of claim 1, wherein:

the wire feeding mechanism further comprises a wire feeding block, the wire feeding driving mechanism comprises a sliding block, the wire feeding block, the wire clamps and the scissors are simultaneously arranged on the sliding block, the wire feeding block is arranged between the wire arranging block and the wire clamps, a first through groove is formed in the wire feeding block, an opening is formed in one side, facing the winding shaft, of the wire feeding block, and the opening is communicated with the first through groove.

3. The coreless winding machine of claim 1, wherein:

the utility model discloses a press block, including upper shaft, cutter, spring coupling, upper shaft, cutter, upper shaft and cutter, be provided with the spring in the upper shaft, the spring coupling the briquetting, the cutter sets up by the briquetting, first recess is "T" shape, first recess includes first minute groove and second minute groove, first minute groove is perpendicular with the second minute groove, the width in first minute groove is less than the width in second minute groove, based on lower shaft orientation the terminal surface of upper shaft, the degree of depth in first minute groove is less than the degree of depth in second minute groove, upper shaft removes actuating mechanism drive the briquetting gets into first minute groove, the cutter gets into in the second minute groove.

4. A coreless winding machine as claimed in claim 3, wherein:

the cutter is arranged on the fixed block, a concave part is arranged at one end of the fixed block, which faces the lower shaft, and the cutter is arranged in the concave part.

5. The coreless winding machine of claim 1, wherein:

the upper shaft moving driving mechanism comprises a first driving device and a connecting block, the connecting block is annular, the upper shaft is arranged in the inner circle of the connecting block, and the first driving device drives the connecting block to move towards the lower shaft.

6. The coreless winding machine of claim 1, wherein:

the upper shaft comprises an upper winding table and an upper shaft sleeve, the upper winding table is arranged at one end of the upper shaft sleeve, which is close to the lower shaft, the rotation driving mechanism comprises a connecting rod, a plurality of hollow gears, a first transmission belt, a second transmission belt and a second driving device, the hollow gears comprise a first hollow gear, a second hollow gear, a third hollow gear and a fourth hollow gear, a second through groove is formed in the upper shaft sleeve along the axial direction of the upper shaft, the upper shaft sleeve is arranged in the first hollow gear, the first hollow gear faces to one side of the upper shaft sleeve and is provided with a protruding block, the protruding block penetrates through the second through groove, the protruding block moves relatively in the second through groove, the lower shaft is arranged in the second hollow gear, the third hollow gear and the fourth hollow gear are respectively connected with two ends of the connecting rod along the axial direction of the connecting rod, the first hollow gear is connected with the third hollow gear through the first transmission belt, and the second hollow gear is connected with the second transmission belt through the second transmission belt.

7. The coreless winding machine of claim 6, wherein:

the hollow winding machine is characterized in that a first hollow part is arranged in the upper shaft sleeve, the hollow winding machine further comprises an upper demolding mechanism, the upper demolding mechanism comprises a third driving device, an upper push rod, an upper push block and a plurality of upper push rods, the upper push rods are arranged in the upper winding table along the axial direction of the upper shaft sleeve, the upper push rods are arranged at the periphery of the second groove, the upper push rods are arranged in the first hollow part, a third through groove is formed in the upper shaft sleeve, the extending direction of the third through groove is perpendicular to the axial direction of the upper shaft sleeve, the width of the upper push block is larger than the radial width of the upper shaft sleeve, the upper push block penetrates through the third through groove, the upper push rods are connected with the upper push blocks, and the third driving device drives the upper push rods to move towards the upper push rods.

8. The coreless winding machine as claimed in any one of claims 1 to 7, wherein:

the winding mechanism comprises a protruding block driving mechanism, the lower shaft comprises a lower shaft sleeve and a lower winding table, the lower winding table is connected with the lower shaft sleeve and is close to one end of the upper shaft, the protruding block is arranged in the lower winding table, a second hollow part is arranged in the lower shaft sleeve, the protruding block driving mechanism comprises a fourth driving device and an inner push rod, the inner push rod penetrates through the second hollow part and then is connected with the protruding block, and the fourth driving device drives the inner push rod to move towards the upper shaft.

9. The coreless winding machine of claim 8, wherein:

the hollow winding machine further comprises a lower demolding mechanism, the lower demolding mechanism comprises a plurality of lower ejector rods and an ejector rod driving mechanism, the lower ejector rods are arranged in the lower winding table along the axial direction of the lower shaft, the lower ejector rods are arranged on the periphery of the protruding block, the ejector rod driving mechanism comprises a fifth driving device and an annular ejector block, the lower shaft sleeve is arranged in the annular ejector block, and the fifth driving device drives the annular ejector block to move towards the lower ejector rods.

10. The coreless winding machine of claim 9, wherein:

the hollow winding machine is characterized by further comprising a cooling mechanism, wherein the cooling mechanism comprises a blowing nozzle, and an outlet of the blowing nozzle faces the winding shaft.