CN224178048U - Motor coil winding device - Google Patents

Abstract

This utility model relates to the field of motor coil winding technology, specifically to a motor coil winding device, comprising: a machine base, an iron core; a clamp for fixing the iron core; a winding assembly for winding wire onto the surface of the iron core; and a wire feeding assembly for releasing the wire. In this motor coil winding device, a power source drives the wire feeding reel to rotate, while simultaneously driving a rotating shaft to rotate via gear one, a transmission belt, and gear two. The rotating shaft drives a telescopic rod and a pressure plate to rotate, pressing the wire on the wire feeding reel to prevent it from loosening and falling off during feeding. While the wire is being pressed, the remaining wire quantity can be determined in real time by the frequency of a microswitch triggered by a slider.

Description

Motor coil winding device

Technical Field

The utility model relates to the technical field of motor coil winding, in particular to a motor coil winding device.

Background

In the automatic winding process of the motor coil, the paying-off link is a key step for ensuring the coil turn number precision, the wire tension uniformity and the production efficiency. In the prior art, the wire is usually released by rotating a wire roller (pay-off reel), the wire roller is mostly in a simple cylindrical or conical reel structure, and the surface of the wire roller lacks a dynamic wire pressing device. In the high-speed paying-off process, wires are easy to loose or accumulate due to the inertia effect, and when the wire roller rotates, the friction force between the wires is insufficient, so that the outer layer wires outwards slide due to centrifugal force to form loose accumulation, and even the problem of winding and knotting is caused.

The application of application number CN202320102230.3 provides a coil winding device, comprising a base plate, the motor mounting panel, driving motor and two spacing round pins, be equipped with two stands on the bottom plate, all be equipped with a plurality of first spacing holes along vertical direction evenly arranged on every stand, the both ends of motor mounting panel all are equipped with a ring cover, all be equipped with a second spacing hole on every ring cover, two ring covers and two stand one-to-one sliding connection, and the spacing hole of second can be relative with first spacing hole, driving motor installs on the motor mounting panel, and driving motor's output shaft is perpendicular with the length direction of motor mounting panel, be equipped with anchor clamps on driving motor's the output shaft, two spacing round pins and two second spacing holes one-to-one, and when second spacing hole and first spacing hole are relative, spacing round pin axle inserts first spacing downthehole. According to the application, the height of the driving motor is changed, the size of the manufactured coil can be changed, the manufacturing requirements of coils with various sizes are met, the application range is enlarged, and the applicability is improved.

But this application can't carry out spacingly to the wire rod on the pay-off reel, influences the unwrapping wire effect.

Therefore, there is a need to provide a new solution to overcome the above-mentioned drawbacks.

Disclosure of utility model

The utility model aims to provide a motor coil winding device which can effectively solve the technical problems.

In order to achieve the purpose of the utility model, the following technical scheme is adopted:

A motor coil winding device comprises a machine table and an iron core;

a clamp for fixing the iron core, a winding assembly for winding the wire on the surface of the iron core, and a wire feeding assembly for feeding the wire;

The wire feeding assembly comprises a support frame fixedly arranged on the machine table, a power source fixedly arranged on the support frame, a first gear fixedly arranged on the power source, a transmission belt arranged on the first gear in a transmission manner, a second gear arranged on the transmission belt in a transmission manner, a rotating shaft fixedly arranged on the second gear, a tensioning roller fixedly arranged on the support frame, a pay-off reel, a pressing plate for pressing down wires on the pay-off reel and a telescopic rod for driving the pressing plate to move.

Further, the telescopic rod consists of a loop bar, a spring fixedly arranged on the loop bar, a sliding block fixedly arranged on the spring and a connecting rod fixedly arranged on the sliding block.

Further, a pressing plate is fixedly arranged on the connecting rod, and the loop bar is fixedly arranged on the rotating shaft.

Further, a micro switch is fixedly arranged on the loop bar.

Further, a limiting block is fixedly arranged at the power source output end, a connecting hole is axially formed in the pay-off disc, and a limiting groove is formed in the connecting hole.

Further, the limiting block is matched with the limiting groove, and the connecting hole is matched with the power source output end.

Compared with the prior art, the motor coil winding device has the advantages that the power source drives the paying-off disc to rotate, the gear I, the transmission belt and the gear II drive the rotating shaft to rotate, the rotating shaft drives the telescopic rod and the pressing plate to rotate so as to compress wires on the paying-off disc, the wires are prevented from loosening and falling off during paying-off, the wires are compressed, and meanwhile, the frequency of the micro-switch is triggered through the sliding block, so that the allowance of the wires can be obtained in real time.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

FIG. 1 is a schematic diagram of a motor coil winding apparatus according to the present utility model;

fig. 2 is a schematic diagram of a wire feeding assembly of a motor coil winding apparatus according to the present utility model;

FIG. 3 is a schematic view of a platen of a motor coil winding apparatus according to the present utility model;

FIG. 4 is a schematic view of a connecting rod of a motor coil winding device according to the present utility model;

FIG. 5 is a schematic cross-sectional view of a connecting rod of a motor coil winding apparatus according to the present utility model;

fig. 6 is a schematic structural diagram of a pay-off reel of a motor coil winding device according to the present utility model.

In the figure, 1, a machine table, 2, an iron core, 3, a clamp, 4, a winding assembly, 5, a wire feeding assembly, 51, a support frame, 52, a power source, 521, a limiting block, 53, a pay-off reel, 531, a connecting hole, 532, a limiting groove, 54, a first gear, 55, a driving belt, 56, a second gear, 57, a rotating shaft, 58, a telescopic rod, 581, a sleeve rod, 582, a spring, 583, a sliding block, 584, a connecting rod, 585, a micro switch, 59, a pressing plate, 510 and a tensioning roller.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the following description will be made in detail with reference to the technical solutions in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "center," "lateral," "longitudinal," "front," "rear," "left," "right," "upper," "lower," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present utility model. When an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an mechanism is considered to be "connected" to another mechanism, it may be directly connected to the other mechanism or there may be a centering mechanism present at the same time. When an element is considered to be "disposed on" another element, it may be disposed directly on the other element or there may be a centering element present at the same time. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

The motor coil winding device comprises a machine table 1 and an iron core 2, wherein a coil is formed by winding a wire on the iron core 2, a clamp 3 for fixing the iron core 2 is arranged on the machine table 1, the clamp 3 is of an existing clamping structure, a proper mechanical clamp 3, an electromagnetic clamp 3 and a hydraulic clamp 3 can be selected according to actual production environments, a winding component 4 for winding the wire on the surface of the iron core 2, the winding component 4 is arranged on the machine table 1 and is used for winding a wire feeding component 5 for feeding the wire, the winding component 4 comprises a wire winding head, a wire arranging system and a wire arranging system, the wire is wound on the iron core 2 by driving the wire winding head according to a manually set program, and the wire feeding component 5 ensures the wire feeding speed to the wire arranging system.

After the iron core 2 is fixed through the clamp 3, the wire feeding assembly 5 sends out the wire, then the wire is wound on the surface of the iron core 2 through the winding assembly 4, and after winding is completed, the wire is cut off, so that winding work of a motor coil is completed.

The wire feeding assembly 5 comprises a supporting frame 51 fixedly arranged on the machine table 1, a power source 52 fixedly arranged on the supporting frame 51, a driving motor, a gear I54 fixedly arranged on the power source 52, a driving belt 55 arranged on the gear I54 in a driving manner, a gear II 56 arranged on the driving belt 55 in a driving manner, the gear I54, the gear II 56 and the driving belt 55 form a group of driving structures, so that the power source 52 drives the rotation speed of the wire paying-off disc 53 and the rotation speed of a pressing plate 59 to change, the wire paying-off disc 53 and the pressing plate 59 are prevented from rotating at the same speed, the wire paying-off disc 53 and the pressing plate 59 are prevented from being pressed tightly due to the fact that the wire paying-off disc 53 and the pressing plate 59 rotate at the same speed, a tension roller 510 fixedly arranged on the supporting frame 51, the pressing plate 59 for pressing the wire on the wire paying-off disc 53, and a telescopic rod 58 for driving the pressing plate 59 to move.

While the power source 52 drives the pay-off disc 53 to rotate, the first gear 54, the transmission belt 55 and the second gear 56 drive the rotating shaft 57 to rotate, and the rotating shaft 57 drives the telescopic rod 58 and the pressing plate 59 to rotate so as to compress wires on the pay-off disc 53, so that the wires are prevented from loosening and falling off during paying-off.

It should be added that after the wire is paid out, the diameter of the paying-off disc 53 is reduced, and the pressing plate 59 may not be in contact with the wire, so that the position of the pressing plate 59 is adjusted through the telescopic rod 58, the pressing plate 59 is ensured to be in continuous contact with the wire, the telescopic rod 58 is composed of a sleeve rod 581, a sleeve rod 581 fixedly arranged on the rotating shaft 57, a spring 582 fixedly arranged on the sleeve rod 581, a sliding block 583 fixedly arranged on the spring 582, a connecting rod 584 fixedly arranged on the sliding block 583, the pressing plate 59 is fixedly arranged on the connecting rod 584, when the transmission rod rotates, the pressing plate 59 is driven to press the wire, meanwhile, the wire drives the pressing plate 59 and the connecting rod 584 to slide in the sleeve rod 581 through the sliding block 583 under the reaction force of the wire to the pressing plate 59, and the spring 582 is extruded, on one hand, the pressing plate 59 is pushed to press the wire through the reaction force after the sliding block 583 is extruded on the sleeve, and on the other hand, the pressing of the wire is pushed by the reaction force after the spring 582, so that the pressing force of the wire can be ensured, and the paying-off disc 53 with different diameters can be adapted.

In addition, the telescopic link 58, the clamp plate 59 are provided with the multiunit, clamp plate 59 is the same with the wire rod rotation direction, avoid the frictional force between clamp plate 59 and the wire rod, influence the release to the wire rod, and fixed mounting has micro-gap switch 585 on the loop bar 581, when the wire rod surplus is more, the moving distance when clamp plate 59 extrudees the wire rod and does not extrude the wire rod is big, the frequency that slider 583 extrudes micro-gap switch 585 is low, otherwise when the frequency that slider 583 extrudes micro-gap switch 585 is high, then represent the wire rod surplus is not enough, change or supplement the wire rod to pay-off reel 53 at this moment can, the acquisition of micro-gap switch 585 pressing frequency, and data processing, the accessible plc controller carries out.

Finally, a limiting block 521 is fixedly arranged at the output end of the power source 52, a connecting hole 531 is axially formed in the pay-off disc 53, a limiting groove 532 is formed in the connecting hole 531, the limiting block 521 is matched with the limiting groove 532, the connecting hole 531 is matched with the output end of the power source 52, the wire exchanging disc is sleeved on the output shaft of the power source 52 through the connecting hole 531, meanwhile, the limiting block 521 enters the limiting groove 532, the power source 52 can drive the wire exchanging disc to rotate, and after the wire exchanging disc is installed, the nut thread is installed on the output shaft of the motor, so that the wire exchanging disc can be fixed.

Working principle:

After the iron core 2 is fixed through the clamp 3, the power source 52 drives the pay-off disc 53 to rotate so as to pay out the wire, meanwhile, the gear one 54, the transmission belt 55 and the gear two 56 drive the rotation shaft 57 to rotate, the rotation shaft 57 drives the telescopic rod 58 and the pressing plate 59 to rotate so as to compress the wire on the pay-off disc 53, and meanwhile, the frequency of the micro switch 585 is triggered through the sliding block 583 to obtain the allowance of the wire in real time so as to judge whether the wire needs to be supplemented, then the wire is wound on the surface of the iron core 2 through the winding component 4, and the wire is cut off after winding is completed, so that winding work of a motor coil is completed.

Standard parts used in the utility model can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional modes in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that details are not described in detail in the specification, and the utility model belongs to the prior art known to the person skilled in the art.

It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.

Claims (6)

1. A motor coil winding device, characterized in that it comprises: a machine base and an iron core; A clamp for fixing the iron core, a winding assembly for winding wire onto the surface of the iron core, and a wire feeding assembly for releasing the wire; The wire feeding assembly includes: a support frame fixedly installed on the machine base, a power source fixedly installed on the support frame, a first gear fixedly installed on the power source, a transmission belt mounted on the first gear, a second gear mounted on the transmission belt, a rotating shaft fixedly installed on the second gear, a tension roller fixedly installed on the support frame, a wire feeding reel, a pressure plate that presses down the wire on the wire feeding reel, and a telescopic rod that moves the pressure plate. 2. The motor coil winding device as described in claim 1, characterized in that the telescopic rod is composed of: a sleeve rod, a spring fixedly installed on the sleeve rod, a slider fixedly installed on the spring, and a connecting rod fixedly installed on the slider. 3. The motor coil winding device as described in claim 2, characterized in that a pressure plate is fixedly installed on the connecting rod, and the sleeve is fixedly installed on the rotating shaft. 4. The motor coil winding device as described in claim 2, characterized in that a micro switch is fixedly installed on the sleeve rod. 5. The motor coil winding device as described in claim 1, characterized in that a limit block is fixedly installed on the output end of the power source, the wire feeding reel has a connecting hole axially formed, and a limit groove is formed on the connecting hole. 6. The motor coil winding device as described in claim 5, wherein the limiting block cooperates with the limiting groove, and the connecting hole cooperates with the power source output end.