阅读说明：本技术 一种电磁线圈的制作装置及制作方法 (Manufacturing device and manufacturing method of electromagnetic coil ) 是由 何珊 于 2021-08-20 设计创作，主要内容包括：本申请涉及加工设备领域,尤其是涉及一种电磁线圈的制作装置及制作方法,其技术方案要点是包括布线机构,布线机构包括用于承载的支撑件、第一导线轮、设置在第一导线轮一侧的第二导线轮、设置在第二导线轮远离第一导线轮的一侧且与支撑件为固定连接的放置块以及设置在放置块内的第一调节组件；放置块上开设有供漆包线穿过的通孔；第一调节组件包括固定连接在通孔孔壁上的第一压线件、设置在第一压线件远离通孔孔壁一侧的第二压线件、固定连接在第二压线件远离第一压线件的侧面上的第一固定板以及设置在第二压线件远离第一压线件一侧且与第一固定板为转动连接的第一调节杆,第一调节杆与放置块为螺纹连接；达到了便于调节漆包线的张紧力的效果。(The technical scheme includes that the electromagnetic coil manufacturing device comprises a wiring mechanism, wherein the wiring mechanism comprises a supporting piece for bearing, a first wire guide wheel, a second wire guide wheel arranged on one side of the first wire guide wheel, a placing block which is arranged on one side of the second wire guide wheel, far away from the first wire guide wheel, and fixedly connected with the supporting piece, and a first adjusting assembly arranged in the placing block; the placing block is provided with a through hole for the enameled wire to pass through; the first adjusting assembly comprises a first line pressing piece fixedly connected to the wall of the through hole, a second line pressing piece arranged on one side, far away from the wall of the through hole, of the first line pressing piece, a first fixing plate fixedly connected to the side, far away from the first line pressing piece, of the second line pressing piece, and a first adjusting rod arranged on one side, far away from the first line pressing piece, of the second line pressing piece and rotatably connected with the first fixing plate, and the first adjusting rod is in threaded connection with the placing block; the effect of being convenient for adjust the tensile force of enameled wire has been reached.)

1. The utility model provides a solenoid's making devices, includes wiring mechanism (1), its characterized in that: the wiring mechanism (1) comprises a supporting piece (11) for bearing, a first wire guide wheel (12), a second wire guide wheel (13) arranged on one side of the first wire guide wheel (12), a placing block (14) which is arranged on one side of the second wire guide wheel (13) far away from the first wire guide wheel (12) and is fixedly connected with the supporting piece (11), and a first adjusting assembly (15) arranged in the placing block (14); the placing block (14) is provided with a through hole for the enameled wire to pass through; the first adjusting assembly (15) comprises a first wire pressing piece (151) fixedly connected to the wall of the through hole, a first wire pressing piece (152) arranged on one side, far away from the wall of the through hole, of the first wire pressing piece (151), a first fixing plate (153) fixedly connected to the side, far away from the first wire pressing piece (151), of the first wire pressing piece (152), and a first adjusting rod (154) which is arranged on one side, far away from the first wire pressing piece (151), of the first wire pressing piece (152) and is rotatably connected with the first fixing plate (153), wherein the first adjusting rod (154) is in threaded connection with the placing block (14).

2. An electromagnetic coil manufacturing apparatus according to claim 1, wherein: the first adjusting assembly (15) further comprises a second adjusting rod (155) which is arranged on one side of the first wire pressing piece (152) far away from the first wire pressing piece (151) and is rotatably connected with the first fixing plate (153); the second adjusting rod (155) is in threaded connection with the placing block (14).

3. An electromagnetic coil manufacturing apparatus according to claim 1, wherein: the wiring mechanism (1) also comprises a second adjusting component (16) which is arranged on one side of the first adjusting component (15) far away from the second wire guide wheel (13); the second adjusting assembly (16) comprises a third wire pressing piece (161) arranged on one side of the support (11) and attached to the support (11), a fourth wire pressing piece (162) arranged on one side, far away from the support (11), of the third wire pressing piece (161), a wire threading pipe (163) arranged between the third wire pressing piece (161) and the fourth wire pressing piece (162), a third adjusting rod (164) penetrating through the fifth wire pressing piece (172), the sixth wire pressing piece (173) and the support (11), a second abutting piece (165) arranged on one side, far away from the third wire pressing piece (161), of the support (11) and fixedly connected with the third adjusting rod (164), a second fixing plate (166) fixedly connected to the side, far away from the third wire pressing piece (161), of the fourth wire pressing piece (162) and in sliding connection with the third adjusting rod (164), and a second adjusting piece (167) arranged on one side, far away from the fourth wire pressing piece (162), of the second fixing plate (166) and in threaded connection with the third adjusting rod (164); preferably, the second adjusting assembly (16) further comprises a third fixing plate (168) fixedly connected to a side surface of the third line pressing member (161) close to the support member (11), and the third fixing plate (168) is slidably connected with the third adjusting rod (164).

4. An electromagnetic coil manufacturing apparatus according to claim 1, wherein: the wiring mechanism (1) also comprises a third adjusting component (17) arranged below the first wire guide wheel (12); the third adjusting assembly (17) comprises a supporting bar (171) fixedly connected to the supporting piece (11), a fifth line pressing piece (172) arranged on one side of the supporting bar (171) and attached to the side face of the supporting bar (171), a sixth line pressing piece (173) arranged on one side, away from the supporting bar (171), of the fifth line pressing piece (172), a fourth adjusting rod (174) penetrating through the supporting bar (171), the fifth line pressing piece (172) and the sixth line pressing piece (173), a third adjusting piece (175) arranged on one side, away from the fifth line pressing piece (172), of the sixth line pressing piece (173) and in threaded connection with the fourth adjusting rod (174), and a third abutting piece (176) arranged on one side, away from the fifth line pressing piece (172), of the supporting bar (171 and in fixed connection with the fourth adjusting rod (174); preferably, the wiring mechanism (1) further comprises an adjusting frame (19) arranged on one side of the third adjusting assembly (17) far away from the first wire guide wheel (12), and the adjusting frame (19) is provided with a plurality of threading holes with different inner diameters; more preferably, the wiring mechanism (1) further comprises a support wheel (18) arranged on the side of the third adjusting member (17) adjacent to the first wire guide wheel (12).

5. An electromagnetic coil manufacturing apparatus according to claim 1, wherein: the winding machine also comprises a winding mechanism (2); the winding mechanism (2) comprises a connecting shaft (21), a limiting piece (22) which is arranged at one end of the connecting shaft (21) and is detachably connected with the connecting shaft (21), a blocking plate (23) sleeved on the peripheral surface of the connecting shaft (21), a placing ring (24) which is arranged on one side of the blocking plate (23) far away from the limiting piece (22) and sleeved on the peripheral surface of the connecting shaft (21), a positioning ring (25) which is sleeved on the placing ring (24) and is in sliding connection with the placing ring (24), a positioning piece (26) arranged on the placing ring (24) and a fixing piece (27) which is arranged on one side of the positioning ring (25) far away from the placing ring (24).

6. An electromagnetic coil manufacturing apparatus according to claim 5, wherein: the positioning piece (26) comprises a positioning spring (261) arranged in the placing ring (24) and a fixing ball (262) fixedly connected to one end of the positioning spring (261) close to the outer surface of the placing ring (24); the positioning ring (25) is provided with a placing hole for placing the fixed ball (262); preferably, the positioning member (26) further comprises an adjusting screw rod (263) fixedly connected to one end of the positioning spring (261) far away from the fixed ball (262), and the adjusting screw rod (263) is in threaded connection with the placing ring (24).

7. A method of manufacturing an electromagnetic coil, which executes partial steps by using the apparatus for manufacturing an electromagnetic coil according to any one of claims 1 to 6, comprising:

s1, wiring: the enameled wire sequentially passes through a first wire guide wheel (12), a second wire guide wheel (13) and a gap between a first wire pressing piece (151) and a first wire pressing piece (152), and the wire end of the enameled wire extends to a wire shaft;

s2, winding: mounting a winding mechanism (2): the winding mechanism (2) is arranged on the winding machine (3); installing a bobbin: mounting the spool to a connecting shaft (21); threading: leading the lead wire to the end of the enameled wire, and leading the enameled wire with the lead wire to be arranged between the blocking plate (23) and the placing ring (24); fixing an initial end: winding the enameled wire with the lead wire between the blocking plate (23) and the placing ring (24) for several circles, and fixing the wire end by using a positioning piece (26); starting winding: pressing a start key to start winding; fixing a tail end: after the winding is finished, cutting off the thread end, and fixing the thread end on a thread spool by using an adhesive tape; finishing winding;

s3, winding glue: installing a bobbin: securing the spool to a winding machine; threading: penetrating the corresponding lead wire through the tail end of the enameled wire, and penetrating the enameled wire with the lead wire to the outer side of the bobbin; fixing two ends: fixing a circle of adhesive tape on one side of the bobbin; starting to wind the glue: starting a glue winding machine, and winding an adhesive tape on a bobbin; and (3) finishing and winding glue: after the glue is wound, taking down the bobbin;

s4, dipping tin: immersing the enameled wire left outside into the soldering tin liquid to finish tin dipping;

s5, testing: polishing: grinding the line end paint layer by using abrasive paper; measuring the resistance: and clamping the positive and negative alligator clips on the universal meter to two wire ends of the coil, adjusting the universal meter to omega, and measuring the resistance value.

8. The method of manufacturing an electromagnetic coil according to claim 7, wherein: in the step S1, before the enameled wire passes through the first wire guide wheel (12), firstly, the enameled wire passes through a threading hole formed in the adjusting frame (19), and then passes through a gap between the fifth wire pressing piece (172) and the sixth wire pressing piece (173); after the enameled wire passes through the first wire pressing piece (151) and the first wire pressing piece (152), the enameled wire is threaded into the threading pipe (163), and the enameled wire passes through the threading pipe (163) outwards.

9. The method of manufacturing an electromagnetic coil according to claim 7, wherein: in the step S4, before dipping tin, trimming the two lead wires to 4cm, folding the two lead wires, inserting the ends of the enameled wires into the leads, and twisting the remaining enameled wires into a twisted shape, wherein the length of the remaining enameled wires is 1-1.5 cm.

10. The method of manufacturing an electromagnetic coil according to claim 7, wherein: in step S5, the coil resistance was measured after 2 hours and 3 hours, respectively, when measuring the resistance value.

Technical Field

The application relates to the technical field of processing equipment, in particular to a manufacturing device and a manufacturing method of an electromagnetic coil.

Background

The electromagnetic coil is a key component in an electromagnetic valve product and determines the quality of the electrical performance of the electromagnetic valve; in the production of the electromagnetic coil, the winding process is a key ring.

In the related art, a winding machine includes a chuck for fixing a bobbin and a wiring mechanism for wiring, the wiring mechanism includes a plurality of wire guiding wheels sequentially arranged from top to bottom along a direction gradually approaching to a winding shaft; when the electromagnetic coil winds, the enameled wire sequentially penetrates through a gap between two adjacent wire guide wheels, so that the enameled wire is arranged in a snake shape, and the enameled wire has stable tension.

In view of the above-mentioned related art solutions, the inventors found that: when the enameled wires with different diameters are wound, the required tension force is also different; however, after the enameled wires with different diameters are wired through the wiring mechanism, the tension force is always kept unchanged, the problem that the enameled wires with larger diameters are scattered and arranged is easily caused by the operation, the problem that the enameled wires with smaller diameters are broken is caused, and the quality of the electromagnetic coil is seriously influenced.

Disclosure of Invention

In order to adjust the tension of the enameled wire conveniently, the application provides a manufacturing device and a manufacturing method of an electromagnetic coil.

The device and the method for manufacturing the electromagnetic coil adopt the following technical scheme:

a manufacturing device of an electromagnetic coil comprises a wiring mechanism, wherein the wiring mechanism comprises a supporting piece used for bearing, a first wire guide wheel, a second wire guide wheel arranged on one side of the first wire guide wheel, a placing block which is arranged on one side of the second wire guide wheel far away from the first wire guide wheel and is fixedly connected with the supporting piece, and a first adjusting assembly arranged in the placing block; the placing block is provided with a through hole for the enameled wire to pass through; the first adjusting assembly comprises a first line pressing piece fixedly connected to the wall of the through hole, a second line pressing piece arranged on one side, far away from the wall of the through hole, of the first line pressing piece, a first fixing plate fixedly connected to the side, far away from the first line pressing piece, of the second line pressing piece, and a first adjusting rod arranged on one side, far away from the first line pressing piece, of the second line pressing piece and connected with the first fixing plate in a rotating mode, and the first adjusting rod is in threaded connection with the placing block.

By adopting the technical scheme, during wiring, firstly, the enameled wire is lapped on the first wire guide wheel, and then, the enameled wire passes through a gap between the first wire guide wheel and the second wire guide wheel, namely, the enameled wire is arranged in a snake shape; then enabling the enameled wire to pass through a gap between the first wire pressing piece and the second wire pressing piece; when the tension of the enameled wire needs to be adjusted, the first adjusting rod is rotated to drive the first fixing plate to move towards the direction close to or far away from the first wire pressing piece; such design has reached the effect of being convenient for adjust the tensile force of enameled wire.

Preferably, the first adjusting assembly further comprises a second adjusting rod which is arranged on one side of the second wire pressing piece far away from the first wire pressing piece and is rotatably connected with the first fixing plate; the second adjusting rod is in threaded connection with the placing block.

By adopting the technical scheme, when the tension force of the enameled wire is adjusted, the first adjusting rod and the second adjusting rod are respectively rotated to form gaps with different intervals between the first wire pressing piece and the second wire pressing piece, so that the possibility that the enameled wire which just enters the gap between the first wire pressing piece and the second wire pressing piece is broken due to the fact that the gap between the first wire pressing piece and the second wire pressing piece is too small is reduced.

Preferably, the wiring mechanism further comprises a second adjusting component arranged on one side of the first adjusting component far away from the second wire guide wheel; the second adjusting assembly comprises a third wire pressing piece arranged on one side of the supporting piece and attached to the supporting piece, a fourth wire pressing piece arranged on one side, far away from the supporting piece, of the third wire pressing piece, a wire threading pipe arranged between the third wire pressing piece and the fourth wire pressing piece, a third adjusting rod penetrating through the fifth wire pressing piece, the sixth wire pressing piece and the supporting piece, a second abutting piece arranged on one side, far away from the third wire pressing piece, of the supporting piece and fixedly connected with the third adjusting rod, a second fixing plate fixedly connected to the side, far away from the third wire pressing piece, of the fourth wire pressing piece and slidably connected with the third adjusting rod, and a second adjusting piece arranged on one side, far away from the fourth wire pressing piece, of the second fixing plate and in threaded connection with the third adjusting rod; preferably, the second adjusting assembly further comprises a third fixing plate fixedly connected to a side surface of the third wire pressing member close to the supporting member, and the third fixing plate is slidably connected with the third adjusting rod.

By adopting the technical scheme, when the direction of the enameled wire passing through the threading pipe needs to be adjusted, an operator drives the second adjusting piece to rotate anticlockwise, the third adjusting rod rotates clockwise, the fourth wire pressing piece moves towards the direction far away from the third wire pressing piece, and then the direction of the threading pipe is adjusted to realize the adjustment of the direction of the enameled wire; the third fixed plate that sets up provides rigid support for third line ball spare, has reduced the third line ball spare and has received the crooked possibility of taking place after the extrusion, has guaranteed the stability of threading pipe.

Preferably, the wiring mechanism further comprises a third adjusting assembly arranged below the first wire guide wheel; the third adjusting assembly comprises a supporting bar fixedly connected to the supporting piece, a fifth line pressing piece arranged on one side of the supporting bar and attached to the side face of the supporting bar, a sixth line pressing piece arranged on one side, far away from the supporting bar, of the fifth line pressing piece, a fourth adjusting rod penetrating through the supporting bar, a fifth line pressing piece and a sixth line pressing piece, a third adjusting piece arranged on one side, far away from the fifth line pressing piece, of the sixth line pressing piece and in threaded connection with the fourth adjusting rod, and a third abutting piece arranged on one side, far away from the fifth line pressing piece, of the supporting bar and fixedly connected with the fourth adjusting rod; preferably, the wiring mechanism further comprises an adjusting frame arranged on one side of the third adjusting assembly, which is far away from the first wire guide wheel, and the adjusting frame is provided with a plurality of threading holes with different inner diameters; more preferably, the wiring mechanism further comprises a support wheel disposed on a side of the third conditioning assembly adjacent the first wire guide wheel.

By adopting the technical scheme, before the enameled wire is lapped on the first wire guide wheel, the enameled wire can penetrate through a gap between the fifth wire pressing piece and the sixth wire pressing piece, so that the enameled wire can be kept in a tensioned state; the provided threading holes are convenient for the enameled wires with different diameters to pass through; the supporting wheel provides support for the enameled wire which penetrates out of the third adjusting assembly.

Preferably, the device further comprises a winding mechanism; the winding mechanism comprises a connecting shaft, a limiting piece which is arranged at one end of the connecting shaft and is detachably connected with the connecting shaft, a blocking plate which is sleeved on the peripheral surface of the connecting shaft, a placing ring which is arranged at one side of the blocking plate far away from the limiting piece and is sleeved on the peripheral surface of the connecting shaft, a positioning ring which is sleeved on the placing ring and is in sliding connection with the placing ring, a positioning piece which is arranged on the placing ring and a fixing piece which is arranged at one side of the positioning ring far away from the placing ring.

By adopting the technical scheme, after the bobbin is threaded on the connecting shaft, the end of the enameled wire is sleeved with the lead wire, a plurality of circles of enameled wires are wound on the bobbin, then the part sleeved with the lead wire is threaded between the placing ring and the blocking plate, and a plurality of circles of enameled wires are wound along the outer surface of the connecting shaft, finally the positioning ring is driven to move towards the direction close to the blocking plate until the positioning ring is abutted against the blocking plate, and at the moment, the positioning and fixing of the positioning ring are realized by utilizing the positioning piece, so that the wire end of the enameled wire is limited between the positioning ring and the blocking plate; the problem that a starting line is loosened in the winding process of the electromagnetic coil is solved through the design, the tension force of the enameled wire in the whole winding process can be kept unchanged, and the enameled wire is tightly arranged and the quality of the electromagnetic coil is guaranteed.

Preferably, the positioning element comprises a positioning spring arranged in the placing ring and a fixing ball fixedly connected to one end of the positioning spring close to the outer surface of the placing ring; the positioning ring is provided with a placing hole for placing the fixing ball; preferably, the positioning piece further comprises an adjusting screw fixedly connected to one end, far away from the fixed ball, of the positioning spring, and the adjusting screw is in threaded connection with the placing ring.

By adopting the technical scheme, when the positioning ring slides on the placing ring, the fixing ball can be pressed in the placing hole, and after the positioning hole is aligned with the fixing ball, the fixing ball can pop out of the placing hole to fix the positioning ring; at the moment, the positioning ring abuts against the blocking plate, so that the wire end of the enameled wire can be limited between the positioning ring and the blocking plate; the elastic force applied to the fixed ball by the positioning spring can be adjusted by the arranged adjusting screw.

The present application also provides a method of manufacturing an electromagnetic coil, which performs partial steps using the apparatus for manufacturing an electromagnetic coil according to any one of claims 1 to 6, including:

s1, wiring: sequentially enabling the enameled wire to pass through the first wire guide wheel, the second wire guide wheel and a gap between the first wire pressing piece and the second wire pressing piece, and enabling a wire end of the enameled wire to extend to the spool;

s2, winding: installing a winding mechanism: mounting the winding mechanism on a winding machine; installing a bobbin: mounting the spool to the connecting shaft; threading: penetrating a lead wire to the end of the enameled wire, and penetrating the enameled wire with the lead wire between the blocking plate and the placing ring; fixing an initial end: winding the enameled wire with the lead between the blocking plate and the placing ring for several circles, and fixing the wire head by using a positioning piece; starting winding: pressing a start key to start winding; fixing a tail end: after the winding is finished, cutting off the thread end, and fixing the thread end on a thread spool by using an adhesive tape; finishing winding;

s3, winding glue: installing a bobbin: securing the spool to a winding machine; threading: penetrating the corresponding lead wire through the tail end of the enameled wire, and penetrating the enameled wire with the lead wire to the outer side of the bobbin; fixing two ends: fixing a circle of adhesive tape on one side of the bobbin; starting to wind the glue: starting a glue winding machine, and winding an adhesive tape on a bobbin; and (3) finishing and winding glue: after the glue is wound, taking down the bobbin;

s4, dipping tin: immersing the enameled wire left outside into the soldering tin liquid to finish tin dipping;

s5, testing: polishing: grinding the line end paint layer by using abrasive paper; measuring the resistance: and clamping the positive and negative alligator clips on the universal meter to two wire ends of the coil, adjusting the universal meter to omega, and measuring the resistance value.

Preferably, in the step S1, before the enameled wire passes through the first wire guide wheel, the enameled wire passes through a threading hole formed in the adjusting frame, and then passes through a gap between the fifth wire pressing member and the sixth wire pressing member; after the enameled wire penetrates out of the first wire pressing piece and the second wire pressing piece, the enameled wire penetrates into the threading pipe, and the enameled wire penetrates out of the threading pipe.

By adopting the technical scheme, the provided wire passing holes are convenient for the enameled wires with different diameters to pass through; the existence of the fifth wire pressing piece and the sixth wire pressing piece plays a role of initial clamping; the threading pipe plays a role in adjusting the direction of the thread end of the enameled wire.

Preferably, in the step S4, before dipping tin, trimming the two lead wires to 4cm, folding the two lead wires, threading the ends of the enameled wires into the leads, and twisting the remaining enameled wires to form a twisted shape, wherein the length of the remaining enameled wires is 1-1.5 cm.

Through adopting above-mentioned technical scheme, the intensity of enameled wire can promote, has reduced the possibility that the enameled wire takes place the fusing when dipping in tin.

Preferably, in the step S5, the coil resistance is measured after 2 hours and 3 hours, respectively, when the resistance value is measured.

By adopting the technical scheme, the operation can lead an operator to obtain a pre-estimated quantity within 2 hours, if the deviation of the test result and the standard value is large, the detection is directly stopped, and the number of turns is adjusted for retesting; if the deviation of the test result and the standard value is not large, the test device is continuously placed.

In summary, the present application has the following technical effects:

during wiring, firstly lapping the enameled wire on a first wire guide wheel, and then enabling the enameled wire to pass through a gap between the first wire guide wheel and a second wire guide wheel, namely enabling the enameled wire to be arranged in a snake shape; then enabling the enameled wire to pass through a gap between the first wire pressing piece and the second wire pressing piece; when the tension of the enameled wire needs to be adjusted, the first adjusting rod is rotated to drive the first fixing plate to move towards the direction close to or far away from the first wire pressing piece; the design achieves the effect of conveniently adjusting the tension of the enameled wire;

when the direction of an enameled wire passing through the threading pipe needs to be adjusted, an operator drives the second adjusting piece to rotate anticlockwise, the third adjusting rod rotates clockwise, the fourth wire pressing piece moves towards the direction far away from the third wire pressing piece, and then the direction of the threading pipe is adjusted to adjust the direction of the enameled wire; the third fixing plate provides rigid support for the third wire pressing piece, the possibility that the third wire pressing piece is bent after being extruded is reduced, and the stability of the threading pipe is guaranteed;

the problem that the start line is not flexible in the solenoid winding process is solved in the design of winding mechanism, has reduced the accent elasticity process in the winding process, has saved single man-hour, makes the tensile force of whole winding in-process enameled wire can keep unchanged, has guaranteed that the enameled wire arranges closely and solenoid's quality.

Drawings

FIG. 1 is a schematic structural diagram of a manufacturing apparatus in an embodiment of the present application;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

FIG. 3 is an enlarged schematic view at B of FIG. 1;

FIG. 4 is a partial cross-sectional view of a wire winding mechanism highlighted in an embodiment of the present application;

FIG. 5 is a schematic view of the fabrication apparatus of the embodiment of the present application from another perspective;

FIG. 6 is an enlarged schematic view at D of FIG. 5;

fig. 7 is an enlarged schematic view at C in fig. 4.

In the figure, 1, a wiring mechanism; 11. a support member; 111. a first bracket; 112. a second bracket; 12. a first wire guide wheel; 13. a second wire guide wheel; 14. placing the blocks; 15. a first adjustment assembly; 151. a first crimping member; 152. a first crimping member; 153. a first fixing plate; 154. a first adjusting lever; 155. a second adjusting lever; 16. a second adjustment assembly; 161. a third crimping member; 162. a fourth wire pressing member; 163. a threading tube; 164. a third adjusting rod; 165. a second abutting member; 166. a second fixing plate; 167. a second adjustment member; 168. a third fixing plate; 17. a third adjustment assembly; 171. a supporting strip; 172. a fifth wire pressing member; 173. a sixth wire pressing member; 174. a fourth adjusting lever; 175. a third adjustment member; 176. a third abutting member; 18. a support wheel; 19. an adjusting frame; 20. a third wire guide wheel; 2. a winding mechanism; 21. a connecting shaft; 22. a limiting member; 221. defining a tip; 222. a restraining bar; 23. a damming board; 24. placing a ring; 25. a positioning ring; 26. a positioning member; 261. a positioning spring; 262. fixing the ball; 263. adjusting the screw rod; 27. a fixing member; 3. a winding machine; 31. and (4) a clamping head.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

Referring to fig. 1, the present application provides an electromagnetic coil manufacturing apparatus, including a wiring mechanism 1 for wiring and a winding mechanism 2 for winding; one side of winding mechanism 2 is provided with coiling machine 3, and wiring mechanism 1 sets up on coiling machine 3, and wiring mechanism 1 sets up the one side at winding mechanism 2.

Referring to fig. 1, 2 and 3, the wiring mechanism 1 includes a support 11, a first wire guide wheel 12, a second wire guide wheel 13, a placing block 14, and a first adjusting assembly 15 for adjusting a tension of the enamel wire. The support 11 comprises a first bracket 111 and a second bracket 112 arranged on one side of the first bracket 111, and the first bracket 111 and the second bracket 112 are both fixed on the winding machine 3; the first wire guide wheel 12 is mounted on the first bracket 11 and is rotatably connected with the first bracket 111; the second wire guide wheel 13 is installed at one side of the first wire guide wheel 12 and is rotatably connected with the first bracket 111, and a space is formed between the second wire guide wheel 13 and the first wire guide wheel 12; place the one side that the piece 14 setting kept away from first wire wheel 12 at second wire wheel 13, and fix on second support 112, first adjusting part 15 sets up in placing piece 14, places piece 14 and offers the through-hole of placing that supplies first adjusting part 15 to place. During the wiring, at first take the enameled wire on first wire wheel 12, then pass the gap between first wire wheel 12 and the second wire wheel 13 with the enameled wire, even the enameled wire is snakelike arranging, pass first adjusting part 15 with the enameled wire at last, and then realize the regulation of enameled wire tensile force.

Referring to fig. 1 and 3, optionally, the placing block 14 and the second bracket 112 are fixed by bolts, and of course, the placing block 14 may also be fixed on the second bracket 112 by welding, so as to fix the position relationship between the placing block 14 and the second bracket 112.

Referring to fig. 3, optionally, a side of the second wire guide wheel 13 away from the first wire guide wheel 12 is provided with a barrier strip for preventing the enameled wire from being raised, and the barrier strip is fixedly connected to the second wire guide wheel.

Referring to fig. 1 and 3, in detail, the first adjusting assembly 15 includes a first wire pressing member 151, a first wire pressing member 152, a first fixing plate 153, and a first adjusting lever 154. Wherein the first wire pressing member 151 is fixed on the wall of the through hole; the first wire pressing member 152 is arranged on one side of the first wire pressing member 151 away from the wall of the through hole, and a gap exists between the first wire pressing member 151 and the first wire pressing member 152, so that the enameled wire can pass through the gap; the first fixing plate 153 is fixedly connected to the side of the first wire pressing member 152 away from the first wire pressing member 151; the first adjusting rod 154 is disposed on one side of the first wire pressing member 152 away from the first wire pressing member 151, and is rotatably connected to the first fixing plate 153, and one end of the first adjusting rod 154 away from the first fixing plate 153 extends to the outside of the placing block 14 and is in threaded connection with the placing block 14.

When the tensioning force of the enameled wire is adjusted, only the first adjusting rod 154 needs to be rotated to drive the first fixing plate 153 to move towards the direction close to the first wire pressing piece 151 or away from the first wire pressing piece 151, the design is convenient for wiring the enameled wires with different diameters, and the use diversity is improved.

Optionally, a dovetail-shaped handle is fixedly connected to one end of the first adjusting rod 154 away from the first fixing plate 153; the extending direction of the first adjusting rod 154 is perpendicular to the extending direction of the first wire pressing member 151; the first wire pressing member 151 is parallel to the first wire pressing member 152; the first wire pressing member 151 and the first wire pressing member 152 are made of felt.

Referring to fig. 3, further, the first adjustment assembly 15 further includes a second adjustment lever 155. The second adjustment lever 155 is disposed at a side of the first adjustment lever 154 away from the second wire guide wheel 13; the second adjusting rod 155 is arranged on one side of the first wire pressing member 152 far away from the first wire pressing member 151 and is rotatably connected with the first fixing plate 153; one end of the second adjusting rod 155 away from the first fixing plate 153 extends to the outside of the placing block 14 and is in threaded connection with the placing block 14. When the tension of the enamel wire is adjusted, the first adjusting lever 154 and the second adjusting lever 155 are respectively rotated to form gaps with different intervals between the first wire pressing member 151 and the first wire pressing member 152, thereby reducing the possibility that the enamel wire just entering between the first wire pressing member 151 and the first wire pressing member 152 is broken due to the fact that the gap between the first wire pressing member 151 and the first wire pressing member 152 is too small.

Optionally, a dovetail-shaped handle is fixedly connected to one end of the second adjusting lever 155 away from the first fixing plate 153; the extending direction of the second adjusting lever 155 is perpendicular to the extending direction of the first wire pressing member 151.

Referring to fig. 1, 3 and 4, further, in order to facilitate the adjustment of the direction of the end of the enameled wire, the wiring mechanism 1 further includes a second regulating assembly 16 disposed on a side of the first regulating assembly 15 away from the second wire guide wheel 13. Specifically, the second adjusting assembly 16 includes a third line pressing member 161, a fourth line pressing member 162, a threading pipe 163, a third adjusting rod 164, a second abutting member 165, a second fixing plate 166, and a second adjusting member 167. Wherein the third wire pressing member 161 is attached to the outer surface of the second bracket 112; the fourth line pressing piece 162 is arranged on one side of the third line pressing piece 161 far away from the second support 112, a gap exists between the fourth line pressing piece 162 and the third line pressing piece 161, and the threading pipe 163 exists between the third line pressing piece 161 and the fourth line pressing piece 162 so that the enameled wire can pass through the gap between the third line pressing piece 161 and the fourth line pressing piece 162; the third adjusting rod 164 penetrates through the second bracket 112, the third wire pressing member 161 and the fourth wire pressing member 162; the second abutting piece 165 is arranged on one side of the second bracket 112 far away from the third wire pressing piece 161 and is fixedly connected to the third adjusting rod 164, so as to prevent the third adjusting rod 164 from being separated from the second bracket 112; the second fixing plate 166 is fixedly connected to a side surface of the fourth line pressing member 162 away from the third line pressing member 161, and is slidably connected to the third adjusting rod 164; the second adjusting member 167 is disposed on a side of the second fixing plate 166 away from the fourth line pressing member 162, and the second adjusting member 167 is in threaded connection with the third adjusting rod 164, so that the distance between the fourth line pressing member 162 and the third line pressing member 161 can be adjusted conveniently.

When the direction of the enameled wire passing through the threading pipe 163 needs to be adjusted, an operator drives the second adjusting part 167 to rotate counterclockwise, and the third adjusting rod 164 rotates clockwise, so that the fourth wire pressing part 162 moves in the direction away from the third wire pressing part 161, and then the direction of the threading pipe 163 is adjusted to adjust the direction of the enameled wire.

Referring to fig. 3, preferably, the second adjusting assembly 16 further includes a third fixing plate 168 fixedly connected to a side surface of the third wire pressing member 161 close to the second bracket 112, and the third fixing plate 168 is slidably connected to the third adjusting rod 164 to provide a rigid support for the third wire pressing member 161; further, the extending direction of the third fixing plate 168 is parallel to the extending direction of the second fixing plate 166.

Optionally, the second abutment member 165 is dovetail shaped; the fourth wire pressing member 162 is parallel to the third wire pressing member 161; the third wire pressing member 161 and the fourth wire pressing member 162 are made of felt; the extending direction of the third adjusting lever 164 is perpendicular to the extending direction of the third wire pressing member 161.

Referring to fig. 5 and 6, in order to maintain the enamel wire in a tensioned state before being lapped on the first wire guide wheel 12, the wiring mechanism 1 further includes a third regulating assembly 17 disposed below the first wire guide wheel 12. Specifically, the third adjusting assembly 17 includes a supporting bar 171, a fifth wire pressing member 172, a sixth wire pressing member 173, a fourth adjusting bar 174, a third adjusting member 175, and a third abutting member 176. Wherein, the supporting bar 171 is fixedly connected with the first bracket 111; the fifth wire pressing member 172 is attached to the side surface of the supporting bar 171; the sixth wire pressing member 173 is disposed on a side of the fifth wire pressing member 172 away from the supporting bar 171, and a gap is formed between the sixth wire pressing member 173 and the fifth wire pressing member 172 to allow the enameled wire to pass therethrough, so that the enameled wire can be maintained in a tensioned state before being lapped on the first wire guide wheel 12; the fourth adjusting rod 174 penetrates the supporting bar 171, the fifth wire pressing member 172 and the sixth wire pressing member 173; the third abutting member 176 is disposed on a side of the supporting bar 171 away from the fifth wire pressing member 172, and is fixedly connected to the third adjusting rod 164 to prevent the fourth adjusting rod 174 from being disengaged from the supporting bar 171; the third adjusting member 175 is disposed on a side of the sixth wire pressing member 173 away from the fifth wire pressing member 172, and the third adjusting member 175 is in threaded connection with the fourth adjusting rod 174, so that the distance between the fifth wire pressing member 172 and the sixth wire pressing member 173 can be adjusted.

Optionally, the third abutment member 176 is dovetail shaped; the fifth wire pressing member 172 is parallel to the sixth wire pressing member 173, and the extending direction of the fifth wire pressing member 172 is parallel to the extending direction of the supporting bar 171; the extending direction of the third adjusting rod 164 is perpendicular to the extending direction of the third wire pressing member 161; the fifth wire pressing member 172 and the sixth wire pressing member 173 are made of felt.

Referring to fig. 2, preferably, the wiring mechanism 1 further includes a support wheel 18 disposed between the third adjusting assembly 17 and the first wire guide wheel 12, the support wheel 18 being fixedly connected to the first bracket 111; the supporting wheel 18 is provided to support the enamel wire passing out of the third adjusting assembly 17.

Referring to fig. 2 and 6, preferably, the wiring mechanism 1 further includes an adjusting frame 19 disposed on a side of the third adjusting assembly 17 away from the first wire guide wheel 12, and the adjusting frame 19 is provided with a plurality of threading holes with different inner diameters, so that enameled wires with different diameters can pass through the threading holes; furthermore, the arrangement direction of the plurality of threading holes and the extension direction of the supporting strip 171 are parallel and at the same height; due to the design, the enameled wire can penetrate between the fifth wire pressing part 172 and the sixth wire pressing part 173 more stably, and the possibility of bending of the enameled wire is reduced.

Referring to fig. 2, optionally, the wiring mechanism 1 further comprises a third wire guide wheel 20, the third wire guide wheel 20 being disposed below the first wire guide wheel 12 and on a side of the support wheel 18 remote from the third adjusting assembly 17; the third wire guide wheel 20 is arranged to play a transition role, so that the possibility that the enameled wires between the first wire guide wheel 12 and the second wire guide wheel 13 fall down is reduced.

Referring to fig. 2, optionally, a side of the third wire guide wheel 20 away from the first wire guide wheel 12 is provided with a barrier strip for preventing the enameled wire from being raised, and the barrier strip is fixedly connected to the third wire guide wheel 20.

Referring to fig. 1, 4 and 7, further, the winding mechanism 2 includes a connecting shaft 21, a limiting member 22, an arresting plate 23, a placing ring 24, a positioning ring 25, a positioning member 26 and a fixing member 27. Wherein, the connecting shaft 21 is horizontally arranged on the winding machine 3; the limiting piece 22 is arranged at one end of the connecting shaft 21 far away from the winding machine 3 and is detachably connected with the connecting shaft 21 so as to facilitate the winding shaft to penetrate through the connecting shaft 21; the blocking plate 23 is sleeved on the outer surface of the connecting shaft 21 so as to be convenient for clamping the spool after the spool penetrates through the connecting shaft 21; the placing ring 24 is arranged on one side of the blocking plate 23 far away from the limiting piece 22 and sleeved on the outer surface of the connecting shaft 21, and a space is reserved between the placing ring 24 and the blocking plate 23; the positioning ring 25 is sleeved on the placing ring 24 and is in sliding connection with the placing ring 24; the positioning member 26 is disposed on the placing ring 24, and after the positioning ring 25 is moved to the designated position, the placing ring 24 will be fixed by the positioning member 26. The winding machine 3 comprises a horizontal chuck 31, the chuck 31 is provided with an insertion hole for inserting the connecting shaft 21, and the fixing piece 27 is arranged on the chuck 31; after the connecting shaft 21 is inserted into the collet 31, the fixing member 27 is used to fix the connecting shaft 21 and the collet 31.

After the bobbin is threaded on the connecting shaft 21, sleeving a lead wire on the end of the enameled wire, winding several circles of enameled wire on the bobbin, then threading the part sleeved with the lead wire to the position between the placing ring 24 and the blocking plate 23, winding several circles along the outer surface of the connecting shaft 21, finally driving the positioning ring 25 to move towards the direction close to the blocking plate 23 until the positioning ring 25 abuts against the blocking plate 23, and at the moment, positioning and fixing the positioning ring 25 by using the positioning piece 26, so that the wire end of the enameled wire is limited between the positioning ring 25 and the blocking plate 23; the design solves the problem that the starting line is not flexible in the winding process of the electromagnetic coil, reduces the tightness adjusting process in the winding process, saves single working hours, keeps the tension of the enameled wire unchanged in the whole winding process, and ensures that the enameled wire is tightly arranged and the quality of the electromagnetic coil.

Optionally, the barrier plate 23 is provided with an outlet opening, and the inner wall of the outlet opening is processed with a fillet; the winding mechanism 2 is made of 304 stainless steel; the outer surface of the positioning ring 25 is provided with friction lines.

Referring to fig. 7, further, the positioning member 26 includes a positioning spring 261 and a fixing ball 262. Wherein, a part of the positioning spring 261 is arranged in the placing ring 24, the other part is arranged in the connecting shaft 21, and placing holes for placing the positioning spring 261 are arranged on the placing ring 24 and the connecting shaft 21; the fixed ball 262 is fixedly connected to one end of the positioning spring 261 near the outer surface of the placing ring 24, and a part of the fixed ball 262 extends to the outer side of the outer surface of the placing ring 24; the positioning ring 25 is provided with a positioning hole for placing the fixing ball 262.

When the positioning ring 25 slides on the placing ring 24, the fixing ball 262 is pressed in the placing hole, and after the positioning hole is aligned with the fixing ball 262, the fixing ball 262 will pop out from the placing hole to fix the positioning ring 25; at this time, the positioning ring 25 will abut against the blocking plate 23, so that the end of the enameled wire can be confined between the positioning ring 25 and the blocking plate 23; the design is convenient for the positioning ring 25 to accurately stop at the designated position, and the effects of simple operation, good repeatability and reduced dependence on the experience of operators are achieved.

Optionally, the positioning element 26 further includes an adjusting screw 263 disposed at an end of the positioning spring 261 far away from the fixing ball 262, a portion of the adjusting screw 263 is disposed in the placing ring 24, another portion of the adjusting screw 263 is disposed in the connecting shaft 21, and the adjusting screw 263, the placing ring 24 and the connecting shaft 21 are both in threaded connection; the adjustment screw 263 is provided to adjust the elastic force of the positioning spring 261 to the fixing ball 262.

Referring to fig. 4, further, to facilitate the replacement of the spool, the delimiting member 22 comprises a delimiting tip 221 and a delimiting rod 222. Wherein, the limiting head 221 is arranged at one end of the connecting shaft 21 far away from the clamping head 31; the limiting rod 222 is arranged at one end of the limiting end 221 close to the connecting shaft 21, and the limiting rod 222 is in threaded connection with the connecting shaft 21; the outer diameter of the defining stem 222 is smaller than the outer diameter of the defining head 221.

Alternatively, the limiting rod 222 is coaxial with the connecting shaft 21, and the limiting tip 221 is coaxial with the limiting rod 222.

Referring to fig. 4, further, in order to facilitate the connection and disconnection of the connecting shaft 21 to and from the collet 31, the fixing member 27 includes a screw screwed into the collet 31.

Optionally, the outer surface of the connecting shaft 21 extending into the chuck 31 is provided with a horizontal abutting surface, so as to increase the contact area between the jackscrew and the connecting shaft 21, and reduce the possibility of relative rotation between the connecting shaft 21 and the chuck 31.

The application also provides a manufacturing method of the electromagnetic coil, which comprises the following steps:

s1, wiring:

s1-1, primary clamping: the enameled wires penetrate out of the threading holes formed in the adjusting frame 19, so that the enameled wires with different diameters can penetrate through the holes conveniently; then, the clamping device passes through a gap between the fifth pressing piece and the sixth pressing piece to realize primary clamping; the enameled wire which comes out is then lapped on the supporting wheel 18, and finally the enameled wire is lapped on the first wire guide wheel 12.

S1-2, threading in sequence: the enameled wire on the first wire guiding wheel 12 is guided to the upper side of the third wire guiding wheel 20, and the enameled wire is lapped on the third wire guiding wheel 20, and then guided to the lower side of the second wire guiding wheel 13, and is contacted with the second wire guiding wheel 13, and finally guided to the position between the first wire pressing member 151 and the first wire pressing member 152.

S1-3, leading out an enameled wire: threading the enamel wire between the first wire pressing member 151 and the first wire pressing member 152 into the threading pipe 163, and extending the end of the enamel wire onto the bobbin;

s1-4, adjusting tension: the first adjusting lever 154 and the second adjusting lever 155 are driven to rotate, thereby achieving the adjustment of the tension.

S1-5, adjusting the direction of the thread end: the third adjusting rod 164 is driven to rotate, so that the placing direction of the threading pipe 163 is adjusted.

S2, winding:

s2-1, preparation: the leads were cut, and the red and yellow leads were cut to a length of 90mm + -5 mm, and the blue and green leads were cut to a length of 130mm + -5 mm.

S2-2, starting up: the power is turned on.

S2-3, mounting the winding mechanism 2: the connecting shaft 21 is inserted into the chuck 31 of the winding machine 3, and the jackscrew is screwed into the chuck 31 until the jackscrew abuts against the abutting surface of the connecting shaft 21, so that the installation of the winding mechanism 2 is realized.

S2-4, checking: pressing the setting key to check the parameters.

S2-5, mounting a bobbin: the restricting member 22 is unscrewed from the connecting shaft 21, the bobbin is mounted on the connecting shaft 21, and then the restricting member 22 is screwed into the connecting shaft 21.

S2-6, threading: the lead wire is threaded to the end of the enamel wire and the enamel wire with the lead wire is threaded to a position between the blocking plate 23 and the placing ring 24.

S2-7, fixing an initial end: winding the enameled wire with the lead wire between the blocking plate 23 and the placing ring 24 for several turns; then, the positioning ring 25 is driven to approach the blocking plate 23 until the positioning ring 25 abuts against the blocking plate 23, and at the moment, the initial end is squeezed between the positioning ring 25 and the blocking plate 23; the positioning ring 25 is then shifted until the fixing ball 262 is aligned with the positioning hole, at which time the positioning ring 25 achieves positioning and fixing.

S2-8, check again: and pressing a locking key to check whether the components and the spool are installed in place.

S2-9, starting winding: pressing the start key starts winding.

S2-10, fixing a tail end: after the winding is finished, the thread end is cut off, and the tail end is fixed on the bobbin by using an adhesive tape.

S2-11, ending winding: and releasing the locking and taking down the bobbin.

S3, winding glue:

s3-1, mounting a bobbin: and fixing the wound bobbin on a glue winding machine by means of a tool and fixing the bobbin by the tool.

S3-2, threading: and taking down the adhesive tape for fixing the tail end, leading the lead wire to pass through the tail end of the enameled wire, and leading the enameled wire with the lead wire to the outer side of the bobbin.

S3-3, fixing two ends: and fixing a circle of adhesive tape at one side of the bobbin so as to fix the two ends.

S3-4, starting to wind glue: the glue winder was started and tape was wound on the bobbin with 3 layers around the entire circumference of the bobbin.

S3-5, finishing glue winding: and after the glue winding is finished, taking down the bobbin.

S4, dipping tin:

s4-1, finishing: keeping the enameled wires outside the two leads to be 4cm, folding the enameled wires, penetrating the ends of the enameled wires into the leads, twisting the enameled wires to be twisted into a twisted shape, wherein the length of the enameled wires to be kept outside is 1-1.5cm, so that the strength of the enameled wires to be kept outside is ensured, and the possibility of fusing the enameled wires during tin dipping is reduced;

s4-2, dipping tin: and starting the soldering tin furnace, when the temperature is sufficiently raised, pulling away the oxide layer on the surface of the tin liquid, and immersing the enameled wire remained outside into the soldering tin liquid to finish tin dipping.

S4-3, primary detection: and checking the size of the coil by using a diameter and height testing tool, and preliminarily checking whether the coil is qualified.

S5, testing:

s5-1, sampling: 3 groups of samples are taken in each test, and the reliability of test data is ensured.

S5-2, grinding: the end paint layer was removed by sanding.

S5-3, selecting a test environment: placing the coil in an environment with stable temperature, and measuring the temperature by using a thermometer;

s5-4, resistance measurement: and clamping the positive and negative alligator clips on the universal meter to two wire ends of the coil, adjusting the universal meter to omega, and measuring the resistance value.

S5-5, adjusting time: testing the coil resistance after 2 hours and 3 hours, respectively; the operation can enable an operator to obtain a pre-estimated quantity within 2 hours, if the deviation between the test result and the standard value is large, the detection is directly stopped, and the number of turns is adjusted to perform the test again; if the deviation of the test result and the standard value is not large, the test device is continuously placed.

S5-6, judging: if the resistance values of the 3 groups of coils all meet the required range, batch winding can be performed; if the resistance value exceeds the required range, adjusting the number of turns and retesting until the resistance value is qualified, and winding in batches; for example, under the condition of 25 ℃, the resistance value of the electromagnetic coil ranges from 102.9 ohms to 105.0 ohms, and then batch winding can be carried out.

The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.