Brushless motor winding tool

Abstract

The utility model relates to the technical field of brushless motor manufacturing, and discloses a brushless motor winding tool which comprises a die body, supporting seats are arranged on the periphery of the middle of the outer side of the die body, a rotating rod is rotationally connected to the middle of the inner side of each supporting seat, and a pressing strip is fixedly connected to the outer side of each rotating rod. Holes are formed in the periphery of the lower middle portion of the outer side of the mold body, springs are fixedly connected to one ends of the interiors of the multiple holes, one ends of the multiple springs are fixedly connected with the corresponding pressing strips, stator buckles are arranged at the top ends of the multiple pressing strips, and a mold core is arranged at the top of the mold body. According to the utility model, the pressing strip rotates to drive the stator button to move, the motor iron core can be placed on the inner side of the mold core after the stator button moves, the motor iron core can be accurately placed in the mold core through the positioning pin arranged on the inner side of the mold core, the position of the motor iron core is ensured not to deviate, and the quick release and release work of the motor iron core can be realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to brushless motor manufacturing technical field especially relates to a brushless motor winding tool. BACKGROUND

[0002] The brushless motor is a kind of motor using electronic commutating device to replace traditional brush and commutator, mainly by motor main body and driver, its stator winding is generally made into multiphase, rotor is by permanent magnet steel and is composed according to certain pole pair, and driver controls the on-off and direction of current in stator winding according to the signal of rotor position sensor, thereby the magnetic field generated by stator winding interacts with rotor magnetic field, and promotes the rotation of rotor.

[0003] Through the retrieval, China patent publication number CN212311892U discloses a kind of outer rotor brushless motor winding core press-in tool, including the limiting support seat for positioning core and the T-shaped press-in block for stator support pressure equipment, limiting support seat and T-shaped press-in block coaxial line;Limiting support seat is the slot shell structure of top opening, the support boss of circular column structure is set to the inner groove bottom of limiting support seat and extends upwards, support boss and the groove side wall between limiting support seat form annular positioning ring, the inner diameter of limiting support seat satisfies that stator core is inserted into limiting support seat and supports positioning, the diameter of support boss is greater than the diameter of stator core inner circle and less than the diameter of enameled wire winding inner circle, the height difference between the top of support boss and the groove bottom of limiting support seat is greater than the enameled wire winding height of stator core bottom end, the utility model discloses when guaranteeing that winding core is quickly pressed into stator support, avoid the damage of enameled wire winding and the insulation layer of stator core, but when using the winding tool, additional fixing work needs to be carried out to motor core, and the fixing work is more tedious, increase the work burden of staff, cannot satisfy the demand of user. UTILITY MODEL CONTENTS

[0004] In order to make up for the above shortcomings, the utility model provides a kind of brushless motor winding tool, to improve the problem of brushless motor winding tool in prior art when fixed motor core is more tedious.

[0005] In order to achieve the above object, the utility model discloses the following technical scheme: a brushless motor winding tool, including mould body, the outer side middle part of mould body is all provided with support seat, the inner side middle part of support seat is rotatably connected with the rotating lever, the outer side fixed connection of rotating lever has the pressure strip, the outer side middle lower part of mould body is all set up with the hole, the inside one end of a plurality of holes is all fixedly connected with the spring, and the one end of a plurality of springs is respectively fixedly connected with corresponding pressure strip, and the top of a plurality of pressure strips is all provided with stator button, the top of mould body is provided with mould core, and the inner side rear end of mould core is fixedly connected with the positioning pin, and the inner side middle upper part front and rear end of mould body is all set up with the inner chamber, and the inner side of two inner chambers is all provided with the dismounting mechanism, and the dismounting mechanism is used for conveniently dismounting and replacing mould core.

[0006] Through the above technical scheme, the motor iron core can be placed and disassembled by pressing the pressure strip only, the motor iron core can be quickly disassembled and assembled, the work burden of the staff is reduced, and the needs of the user can be met.

[0007] As a further description of the above technical scheme:

[0008] The dismounting mechanism includes a rotating column, the rotating column is rotatably connected to the front and rear sides of the mold body, one end of the two rotating columns penetrates the mold body and is fixedly connected with a driving bevel gear, the inner side bottom middle part of the two inner cavities is rotatably connected with a threaded rod, the outer side middle lower part of the two threaded rods is fixedly connected with a driven bevel gear, the two driven bevel gears are respectively meshed with the corresponding threaded rods, the outer side of the two threaded rods is threadedly connected with a sliding block, the front and rear sides of the mold body are provided with a through slot, one end of the two sliding blocks penetrates the corresponding through slot and is fixedly connected with a fixed clamp.

[0009] Through the above technical scheme, rotating the rotating column can drive the fixed clamp to move, thereby disassembling the mold core. According to different motor iron cores, different mold cores are selected, so that the device can wind the motor iron cores of different sizes, improving the practicability of the device.

[0010] As a further description of the above technical scheme:

[0011] The top side of the plurality of stator buttons is threadedly connected with a first screw, and the bottom end of the plurality of first screws penetrates the corresponding stator button and is threadedly connected with the pressure strip.

[0012] Through the above technical scheme, disassembling the plurality of first screws can disassemble the stator button.

[0013] As a further description of the above technical scheme:

[0014] The other end of the two rotating columns is fixedly connected with a knob, and the inner size of the through groove is matched with the size of the sliding block.

[0015] Through the above technical scheme, the knob is convenient for the staff to rotate the rotating column, and the through groove can limit the sliding block.

[0016] As a further description of the above technical scheme:

[0017] One end of the plurality of second screws is respectively threaded through the corresponding support seat and is threadedly connected with the mold body.

[0018] Through the above technical scheme, the support seat can be disassembled by disassembling a plurality of screws.

[0019] As a further description of the above technical scheme:

[0020] The bottom of the mold body is fixedly connected with a base, the top of the base is threadedly connected with a bolt around the periphery, and the bottom end of the plurality of bolts is threaded through the base.

[0021] Through the above technical scheme, the base can be fixed by using a plurality of bolts, and the device can be fixed firmly.

[0022] As a further description of the above technical scheme:

[0023] The top end of the mold core is fixedly connected with a plurality of guide columns at equal intervals, and the top of the mold core is fixedly connected with a plurality of support columns around the periphery at equal intervals.

[0024] Through the above technical scheme, the guide column can assist in the winding work, and the support column can provide support for the winding work.

[0025] As a further description of the above technical scheme:

[0026] The inner bottom of the mold core is fixedly connected with a support ring, and the top of the support ring is provided with a gasket.

[0027] Through the above technical scheme, when the depth of the iron core groove of the mold core part is greater than the thickness of the motor iron core, the gasket is used to compensate the thickness of the motor iron core.

[0028] The utility model has the advantages of:

[0029] 1. The utility model discloses, press the pressure bar, and the pressure bar will rotate and extrude the spring, and the spring will contract, and the pressure bar rotates and can drive the stator button to move, and the stator button moves and can place motor core inside the mould core, and through the positioning pin of mould core inside installation makes motor core can be placed accurately in the mould core inside, guarantees its position to not shift, can realize the quick detach quick release work of motor core, reduces the work burden of staff, can satisfy the demand of user.

[0030] 2. The utility model discloses, rotate the column and drive the driving bevel gear to rotate, because driven bevel gear and driving bevel gear mesh, driven bevel gear will drive the threaded rod to rotate along with it, at this moment the slider will drive the fixed card to move upwards, can remove the fixed of fixed card to mould core, can conveniently dismantle the mould core, replace different mould core and realize the winding work to different model motor core, improved the practicability of the device. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 It is a solid drawing of a brushless motor winding tool that the utility model proposes;

[0032] Figure 2 It is the support seat structure split drawing of a brushless motor winding tool that the utility model proposes;

[0033] Figure 3 It is the local structure split drawing of a brushless motor winding tool that the utility model proposes;

[0034] Figure 4 It is the local structure split drawing of a brushless motor winding tool that the utility model proposes;

[0035] Figure 5 It is Figure 4 The enlarged view of A in

[0036] Figure 6 It is the mould core structure split drawing of a brushless motor winding tool that the utility model proposes.

[0037] Legend:

[0038] 1, mould body, 2, dismounting mechanism, 201, rotate the column, 202, driving bevel gear, 203, threaded rod, 204, driven bevel gear, 205, slider, 206, through groove, 207, fixed card, 3, support seat, 4, rotate the rod, 5, pressure bar, 6, hole, 7, spring, 8, stator button, 9, mould core, 10, positioning pin, 11, inner chamber, 12, first screw, 13, knob, 14, second screw, 15, base, 16, bolt, 17, support column, 18, guide column, 19, support ring, 20, washer. DETAILED DESCRIPTION

[0039] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0040] With reference to Figure 2 , Figure 3 and Figure 4 , the utility model provides an embodiment: a kind of brushless motor winding tool, including mould body 1, the outer side middle part of mould body 1 is all provided with support seat 3, the inner side middle part of support seat 3 is rotatably connected with rotating rod 4, the outer side of rotating rod 4 is fixedly connected with pressing strip 5, the outer side middle lower part of mould body 1 is all set with hole 6, the inside one end of multiple hole 6 is all fixedly connected with spring 7, and the one end of multiple spring 7 is respectively fixedly connected with corresponding pressing strip 5, and the top of multiple pressing strip 5 is all provided with stator button 8, the top of mould body 1 is provided with mould core 9, the inner side rear end of mould core 9 is fixedly connected with positioning pin 10, the inner side middle upper part of mould body 1 is all set with inner cavity 11, and the inner side of two inner cavities 11 is all provided with dismounting mechanism 2, dismounting mechanism 2 is used for conveniently dismounting and replacing mould core 9, and the top side of multiple stator button 8 is all screw-connected with first screw 12, and the bottom end of multiple first screw 12 is all penetrated through corresponding stator button 8 and is screw-connected with pressing strip 5;

[0041] Specifically, when winding motor core, first need to press pressing strip 5, since pressing strip 5 is connected with support seat 3 by rotating rod 4, when pressing strip 5 is pressed, it will rotate and extrude spring 7, and spring 7 will shrink after being pressed, and the rotating action of pressing strip 5 will drive stator button 8 to move, and the movement of stator button 8 enables motor core to be placed on the inner side of mould core 9, and the inner side of mould core 9 has been installed with positioning pin 10, and positioning pin 10 ensures the accurate position of motor core inside mould core 9, to prevent motor core from deviating, when winding operation, spring 7 will push pressing strip 5, and pressing strip 5 will drive stator button 8, so as to firmly fix motor core, not only ensure the stability of motor core, but also realize the convenience of quick dismounting and quick installation, greatly improve work efficiency, reduce the work burden of staff, can satisfy the demand of user, and dismounting multiple first screw 12 can dismount stator button 8.

[0042] With reference to Figure 3 , Figure 4 and Figure 5, the dismounting mechanism 2 comprises rotating columns 201, the rotating columns 201 are rotationally connected to the middle upper parts of the front and back sides of the die body 1, one end of each of the two rotating columns 201 penetrates the die body 1 and is fixedly connected with a driving bevel gear 202, the inner bottom middle parts of the inner sides of the two inner cavities 11 are rotationally connected with threaded rods 203, the outer middle lower parts of the two threaded rods 203 are fixedly connected with driven bevel gears 204, the two driven bevel gears 204 are meshingly connected with the corresponding threaded rods 203 respectively, the outer sides of the two threaded rods 203 are threadedly connected with sliding blocks 205, the middle upper parts of the front and back sides of the die body 1 are provided with penetrating grooves 206, one end of each of the two sliding blocks 205 penetrates the corresponding penetrating groove 206 and is fixedly connected with a fixed clamp 207, the other end of each of the two rotating columns 201 is fixedly connected with a knob 13, the inner side size of the penetrating groove 206 is matched with the size of the sliding block 205;

[0043] Specifically, when the motor core of a larger model difference needs to be wound, the knob 13 is first rotated, the rotation of the knob 13 drives the rotating column 201 to start rotating, the rotation of the rotating column 201 drives the driving bevel gear 202 to start rotating, since the driven bevel gear 204 meshes with the driving bevel gear 202, the driven bevel gear 204 also rotates with the driving bevel gear 202 and drives the threaded rod 203 to start rotating, since the sliding block 205 is limited by the penetrating groove 206, when the threaded rod 203 rotates, the sliding block 205 moves upwards along the threads of the threaded rod 203 and drives the fixed clamp 207 to move upwards, so that the fixed clamp 207 releases the fixing of the die core 9, the die core 9 can be easily dismounted, different die cores 9 are replaced to adapt to the winding work requirements of the motor cores of different models, and the practicability of the device is improved.

[0044] With reference to Figure 1 and Figure 3 , one end of each of the plurality of second screws 14 penetrates the corresponding support seat 3 and is threadedly connected with the die body 1, the bottom of the die body 1 is fixedly connected with a base 15, the top of the base 15 is threadedly connected with bolts 16 around, the bottom ends of the plurality of bolts 16 penetrate the base 15;

[0045] Specifically, the support seat 3 can be dismounted from the die body 1 by dismounting the plurality of second screws 14, the device can be fixed by the plurality of bolts 16 on the base 15, so that it does not shake during the winding work.

[0046] With reference to Figure 1 and Figure 5The middle part of the top end of the mold core 9 is fixedly connected with a plurality of guide columns 18 at equal intervals, the top of the mold core 9 is fixedly connected with a plurality of support columns 17 at equal intervals around, the inner bottom of the mold core 9 is fixedly connected with a support ring 19, and the top of the support ring 19 is provided with a gasket 20;

[0047] Specifically, the winding work can be assisted by the guide columns 18, the winding work can be supported by the support columns 17, and when the core groove depth of the mold core 9 part is greater than the motor core thickness, the motor core thickness is compensated by using the gasket 20.

[0048] Working principle: when the motor core needs to be wound, the pressing strip 5 is pressed first, the pressing strip 5 is connected with the support seat 3 through the rotating rod 4, and the pressing strip 5 is rotated and extruded when being pressed, so that the spring 7 is retracted, and the rotation of the pressing strip 5 drives the stator buckle 8 to move, so that the motor core can be placed in the inner side of the mold core 9, and the motor core can be accurately placed in the inner side of the mold core 9 through the positioning pin 10 installed in the inner side of the mold core 9, so that the position of the motor core cannot be deviated, and when the winding work is carried out, the spring 7 pushes the pressing strip 5, the pressing strip 5 drives the stator buckle 8 to fix the motor core firmly, so that the motor core can be quickly disassembled and assembled;

[0049] And when the motor core with a large model difference needs to be wound, the knob 13 is rotated, the rotation of the knob 13 drives the rotating column 201 to rotate, the rotating column 201 drives the driving bevel gear 202 to rotate, the driven bevel gear 204 is meshed with the driving bevel gear 202, the driven bevel gear 204 drives the threaded rod 203 to rotate, the sliding block 205 is limited by the through groove 206, the threaded rod 203 rotates, the sliding block 205 drives the fixed clamping 207 to move upwards, so that the fixed clamping 207 is released from the fixing of the mold core 9, the mold core 9 can be conveniently disassembled, different mold cores 9 are replaced, and the winding work of the motor core with different models can be carried out.

[0050] Finally, it should be pointed out that: the above only describes the preferred embodiments of the utility model, and is not used to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A winding tool for brushless electric motors comprising a die body (1), characterized in that: The outer side middle part of the mold body (1) is provided with a support seat (3), the inner side middle part of the support seat (3) is rotationally connected with a rotating rod (4), the outer side of the rotating rod (4) is fixedly connected with a pressing strip (5), the outer side middle lower part of the mold body (1) is provided with a hole (6), one end of the inside of the plurality of holes (6) is fixedly connected with a spring (7), one end of the plurality of springs (7) is fixedly connected with the corresponding pressing strip (5), the top end of the plurality of pressing strips (5) is provided with a stator button (8), the top of the mold body (1) is provided with a mold core (9), the inner side rear end of the mold core (9) is fixedly connected with a positioning pin (10), the inner side middle upper part of the mold body (1) is provided with an inner cavity (11), the inner side of the two inner cavities (11) is provided with a dismounting mechanism (2), and the dismounting mechanism (2) is used for conveniently dismounting and replacing the mold core (9).

2. A brushless motor winding tool according to claim 1, wherein: The dismounting mechanism (2) comprises a rotating column (201), the rotating column (201) is rotationally connected to the front and rear sides of the mold body (1), one end of the two rotating columns (201) penetrates the mold body (1) and is fixedly connected with a driving bevel gear (202), the inner side bottom middle part of the two inner cavities (11) is rotationally connected with a threaded rod (203), the outer side middle lower part of the two threaded rods (203) is fixedly connected with a driven bevel gear (204), the two driven bevel gears (204) are respectively meshed with the corresponding threaded rods (203), the outer side of the two threaded rods (203) is threadedly connected with a sliding block (205), the front and rear sides of the mold body (1) are provided with a through groove (206), one end of the two sliding blocks (205) penetrates the corresponding through groove (206) and is fixedly connected with a fixed clamp (207).

3. A brushless motor winding tool according to claim 1, wherein: The top side of the plurality of stator buttons (8) is threadedly connected with a first screw (12), the bottom end of the plurality of first screws (12) penetrates the corresponding stator button (8) and is threadedly connected with the pressing strip (5).

4. A brushless motor winding tool according to claim 2, wherein: The other end of the two rotating columns (201) is fixedly connected with a knob (13), and the inner side size of the through groove (206) matches the size of the sliding block (205).

5. A brushless motor winding tool according to claim 1, wherein: The side of the plurality of support seats (3) is threadedly connected with a second screw (14) at four corners, and one end of the plurality of second screws (14) penetrates the corresponding support seat (3) and is threadedly connected with the mold body (1).

6. A brushless motor winding tool according to claim 1, wherein: The bottom of the mold body (1) is fixedly connected with a base (15), the top of the base (15) is threadedly connected with a bolt (16) around, and the bottom end of the plurality of bolts (16) penetrates the base (15).

7. A brushless motor winding tool as claimed in claim 1, wherein: The top middle part of the mold core (9) is fixedly connected with a plurality of guide columns (18) at equal intervals, and the top of the mold core (9) is fixedly connected with a plurality of support columns (17) at equal intervals around.

8. A brushless motor winding tool according to claim 1, wherein: The inner side bottom of the mold core (9) is fixedly connected with a support ring (19), and the top of the support ring (19) is provided with a gasket (20).

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