阅读说明：本技术 一种新能源扁线电机定子绝缘纸插入装置 (New forms of energy flat wire motor stator insulation paper insertion device ) 是由 林启发 张帮伟 李红刚 于 2021-08-24 设计创作，主要内容包括：本发明涉及一种新能源扁线电机定子绝缘纸插入装置,用于将纸盘上的绝缘纸插入定子内,包括：预送纸组件、压痕组件、成型组件和插入组件；所述预送纸组件用于预先抽取所述纸盘上的绝缘纸,所述压痕组件包括第一压痕滚筒和第二压痕滚筒,所述绝缘纸位于所述第一压痕滚筒和所述第二压痕滚筒之间。本发明的一种新能源扁线电机定子绝缘纸插入装置,通过预送纸组件预先抽取绝缘纸,随后通过压痕组件在绝缘纸上形成压痕,并通过成型组件沿压痕弯折成型,使得绝缘纸加工成型后通过插入组件插入定子内,提高了该插入装置的实用性和工作效率。(The invention relates to a new energy flat wire motor stator insulation paper inserting device, which is used for inserting insulation paper on a paper disc into a stator and comprises: the paper feeding device comprises a paper pre-feeding assembly, an indentation assembly, a forming assembly and an inserting assembly; the pre-feeding assembly is used for pre-extracting the insulating paper on the paper tray, the indentation assembly comprises a first indentation roller and a second indentation roller, and the insulating paper is located between the first indentation roller and the second indentation roller. According to the new energy flat wire motor stator insulation paper inserting device, the insulation paper is extracted in advance through the pre-paper feeding assembly, then the indentation assembly forms the indentation on the insulation paper, the forming assembly is used for bending and forming along the indentation, the insulation paper is inserted into the stator through the inserting assembly after being processed and formed, and therefore the practicability and the working efficiency of the inserting device are improved.)

1. The utility model provides a new forms of energy flat wire motor stator insulating paper insertion apparatus for make the insulating paper on the paper dish rectangle and insert motor stator's paper inslot, its characterized in that includes:

the paper disc is arranged on the paper disc frame, the first power source drives the paper disc to rotate, and the insulating paper penetrates between the first guide wheel and the second guide wheel so as to be extracted in advance;

the indentation component comprises a first indentation roller and a second indentation roller, the insulation paper is arranged between the first guide wheel and the second guide wheel in a penetrating mode and then is positioned between the first indentation roller and the second indentation roller, a first groove is formed in the circumferential direction of the first indentation roller, a first convex portion is formed in the circumferential direction of the second indentation roller, and the first convex portion is matched with the first groove to form an indentation;

the forming assembly comprises a first forming unit, a second forming unit, a cutting unit and a third forming unit; the first forming unit bends the insulating paper along the indentation; the second forming unit is used for converging and forming the insulating paper; the cutting unit is used for cutting the insulating paper; the third forming unit comprises a pushing unit and a forming groove, and the pushing unit pushes the insulating paper into the forming groove to form the insulating paper into a rectangle;

the inserting assembly comprises a moving unit and a push rod, the push rod is arranged in the forming groove in a sliding mode, and the moving unit drives the push rod to slide along the forming groove.

2. The new energy flat wire motor stator insulation paper insertion device according to claim 1, characterized in that: the pre-feeding assembly further comprises a third guide wheel, and the insulation paper penetrates through the space between the first guide wheel and the second guide wheel and penetrates through the space between the first creasing roller and the second creasing roller after bypassing the third guide wheel.

3. The new energy flat wire motor stator insulation paper insertion device according to claim 2, characterized in that: the pre-feeding paper assembly further comprises a first in-place sensor and a second in-place sensor, and the first in-place sensor and the second in-place sensor are respectively arranged on two sides of the third guide wheel.

4. The new energy flat wire motor stator insulation paper insertion device according to claim 2, characterized in that: the first guide wheel is provided with a second groove, the second guide wheel is provided with a second convex part, and the second groove is matched with the second convex part so that the insulation paper is discharged along the second groove.

5. The new energy flat wire motor stator insulation paper insertion device according to claim 1, characterized in that: the first groove and the first convex part are provided with four parts so as to form four indentations on the insulating paper.

6. The new energy flat wire motor stator insulation paper insertion device according to claim 1, characterized in that: the first forming unit comprises a bottom plate, a first paper passing groove, a second paper passing groove and a third paper passing groove, the first paper passing groove is used for bending the insulating paper along the indentation, the second paper passing groove is used for bending the bent part of the insulating paper again, and the third paper passing groove is used for collecting the insulating paper.

7. The new energy flat wire motor stator insulation paper insertion device according to claim 1, characterized in that: the second forming unit includes spout and multiunit convergence unit, insulating paper is followed the spout slides, and multiunit convergence unit follows the length direction of spout sets up, convergence unit is including setting up respectively two locating parts of spout both sides, and two locating parts in the same set of convergence unit are just to setting up, and the width between two locating parts in the same set of convergence unit is followed insulating paper's extending direction is degressive.

8. The new energy flat wire motor stator insulation paper insertion device according to claim 1, characterized in that: the first forming unit and the second forming unit are further provided with encoders, and the encoders are used for generating length bar codes on the insulating paper.

9. The new energy flat wire motor stator insulation paper insertion device according to claim 8, characterized in that: the cutting unit comprises a cutting knife and a code reader, and the code reader reads the information of the length bar code and controls the cutting knife to cut.

10. The new energy flat wire motor stator insulation paper insertion device according to claim 1, characterized in that: the pushing unit comprises a driving unit and a pushing plate, and the driving unit drives the pushing plate to push or retract.

Technical Field

The invention relates to the technical field of new energy motor stator manufacturing, in particular to a new energy flat wire motor stator insulation paper inserting device.

Background

Generally, a stator coil of a small and medium-sized motor adopts a circular electromagnetic wire, slot insulation paper is inserted in a U-shaped opening shape, the full rate of a stator slot is about 80% at most, a flat electromagnetic wire is used as a motor winding of a new energy motor, the full rate of the slot can reach more than 90%, the utilization space of materials is greatly improved, and therefore the output power of the motor is improved.

However, the conventional stator insulation paper insertion device cannot insert rectangular-seal-shaped slot insulation paper, and thus the practicability of the conventional stator insulation paper insertion device is reduced.

Disclosure of Invention

Therefore, the technical problem to be solved by the invention is to overcome the problem that the practicability of the conventional inserting device is reduced because the insulating paper in a rectangular seal shape cannot be inserted in the prior art.

In order to solve the above technical problem, the present invention provides a new energy flat wire motor stator insulation paper insertion device, which is used for making insulation paper on a paper tray into a rectangular shape and inserting the rectangular insulation paper into a paper slot of a motor stator, and comprises:

the paper disc is arranged on the paper disc frame, the first power source drives the paper disc to rotate, and the insulating paper penetrates between the first guide wheel and the second guide wheel so as to be extracted in advance;

the indentation component comprises a first indentation roller and a second indentation roller, the insulation paper is arranged between the first guide wheel and the second guide wheel in a penetrating mode and then is positioned between the first indentation roller and the second indentation roller, a first groove is formed in the circumferential direction of the first indentation roller, a first convex portion is formed in the circumferential direction of the second indentation roller, and the first convex portion is matched with the first groove to form an indentation;

the forming assembly comprises a first forming unit, a second forming unit, a cutting unit and a third forming unit; the first forming unit bends the insulating paper along the indentation; the second forming unit is used for converging and forming the insulating paper; the cutting unit is used for cutting the insulating paper; the third forming unit comprises a pushing unit and a forming groove, and the pushing unit pushes the insulating paper into the forming groove to form the insulating paper into a rectangle;

the inserting assembly comprises a moving unit and a push rod, the push rod is arranged in the forming groove in a sliding mode, and the moving unit drives the push rod to slide along the forming groove.

As a further improvement of the present invention, the pre-feeding assembly further includes a third guide wheel, and the insulation paper is inserted between the first guide wheel and the second guide wheel and is inserted between the first creasing roller and the second creasing roller after bypassing the third guide wheel.

As a further improvement of the present invention, the pre-feeding assembly further includes a first in-position sensor and a second in-position sensor, and the first in-position sensor and the second in-position sensor are respectively disposed on two sides of the third guide wheel.

As a further improvement of the present invention, a second groove is provided on the first guide wheel, and a second protrusion is provided on the second guide wheel, and the second groove is adapted to the second protrusion, so that the insulation paper is discharged along the second groove.

As a further improvement of the present invention, each of the first concave grooves and the first convex portions is provided with four so as to form four indentations on the insulating paper.

As a further improvement of the present invention, the first forming unit includes a bottom plate, a first paper passing groove, a second paper passing groove, and a third paper passing groove, the first paper passing groove is used for bending the insulating paper along the indentation, the second paper passing groove is used for bending the bent portion of the insulating paper again, and the third paper passing groove is used for gathering the insulating paper.

As a further improvement of the present invention, the second forming unit includes a sliding groove and a plurality of sets of converging units, the insulating paper slides along the sliding groove, the plurality of sets of converging units are disposed along a length direction of the sliding groove, the converging unit includes two limiting members respectively disposed at two sides of the sliding groove, the two limiting members in the same set of converging units are disposed opposite to each other, and a width between the two limiting members in the same set of converging units decreases progressively along an extending direction of the insulating paper.

As a further improvement of the present invention, the first forming unit and the second forming unit are further provided with an encoder for generating a length barcode on the insulating paper.

As a further improvement of the invention, the cutting unit comprises a cutting knife and a code reader, and the code reader reads the information of the length bar code and controls the cutting knife to cut.

As a further improvement of the present invention, the pushing unit includes a driving unit and a pushing plate, and the driving unit drives the pushing plate to push or retract.

Compared with the prior art, the technical scheme of the invention has the following advantages:

according to the new energy flat wire motor stator insulation paper inserting device, the insulation paper is extracted in advance through the pre-paper feeding assembly, then the indentation assembly forms the indentation on the insulation paper, the forming assembly is used for bending and forming along the indentation, the insulation paper is inserted into the stator through the inserting assembly after being processed into the rectangle, and the practicability and the working efficiency of the inserting device are improved.

Drawings

In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the present disclosure taken in conjunction with the accompanying drawings, in which:

FIG. 1 is a schematic structural diagram of a stator insulation paper insertion device of a new energy flat wire motor in a preferred embodiment of the invention;

FIG. 2 is a schematic view of the structure of the pre-feed assembly in the preferred embodiment of the present invention;

FIG. 3 is a schematic view showing the connection structure of the indentation assembly, the molding assembly and the insertion assembly in the preferred embodiment of the present invention;

FIG. 4 is a schematic diagram of the construction of an indentation assembly in a preferred embodiment of the invention;

FIG. 5 is a schematic structural view of a first molding unit in a preferred embodiment of the present invention;

FIG. 6 is a schematic view of the connection structure of the bottom plate, the second paper passing groove and the third paper passing groove in the preferred embodiment of the invention;

FIG. 7 is a schematic structural view of a second molding unit in the preferred embodiment of the present invention;

FIG. 8 is a schematic structural view of a forming groove in a preferred embodiment of the present invention;

FIG. 9 is an enlarged view of portion A of FIG. 3;

FIG. 10 is an enlarged view of portion B of FIG. 3;

FIG. 11 is a schematic view of the structure of a driving unit in the preferred embodiment of the present invention;

fig. 12 is a schematic diagram of the structure of a mobile unit in a preferred embodiment of the invention.

The specification reference numbers indicate: 100. a pre-feeding assembly; 101. a paper tray frame; 102. a first guide wheel; 103. a second guide wheel; 104. a third guide wheel; 105. a first in-position sensor; 106. a second in-position sensor; 107. a second groove; 108. a second convex portion; 200. an indentation assembly; 201. a first creasing roller; 202. a second creasing roller; 203. a first groove; 204. a first convex portion; 300. a molding assembly; 301. a base plate; 302. a first paper passing slot; 303. a second paper passing slot; 304. a third paper passing slot; 305. a pressing unit; 3051. a push plate; 3052. a second motor; 3053. a driving wheel; 3054. a cam; 3055. a rolling wheel; 3056. a first connecting member; 306. forming a groove; 307. a chute; 308. a limiting member; 309. an encoder; 310. cutting knife; 400 inserting the component; 401. a push rod; 402. a third motor; 403. a screw rod; 404. a moving block; 405. a second connecting member.

Detailed Description

The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.

It will be understood that when an element is referred to as being "disposed on," "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "secured" to, or "fixedly coupled" to another element, it can be removably secured or non-removably secured to the other element. When an element is referred to as being "connected," "pivotally connected," to another element, it can be directly connected to the other element or intervening elements may also be present. The use of the terms "vertical," "horizontal," "left," "right," "up," "down," and the like are for illustrative purposes only and do not denote a single embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The terms "first," "second," "third," and the like in the description herein do not denote any particular quantity or order, but rather are used to distinguish one element from another.

In some embodiments, referring to fig. 1 to 12, a new energy flat wire motor stator insulation paper insertion device according to the present invention, for making insulation paper on a paper tray into a rectangular shape and inserting the insulation paper into a paper slot of a motor stator, includes:

the pre-feeding assembly 100 comprises a paper tray frame 101, a first power source, a first guide wheel 102 and a second guide wheel 103, wherein a paper tray is arranged on the paper tray frame 101, the first power source drives the paper tray to rotate, and insulating paper penetrates between the first guide wheel 102 and the second guide wheel 103 to pre-extract the insulating paper on the paper tray; wherein the first power source is preferably a first motor;

the creasing assembly 200 comprises a first creasing roller 201 and a second creasing roller 202, insulating paper is arranged between the first guide wheel 102 and the second guide wheel 103 and then positioned between the first creasing roller 201 and the second creasing roller 202, a first groove 203 is formed in the circumferential direction of the first creasing roller 201, a first convex part 204 is formed in the circumferential direction of the second creasing roller 202, and the first convex part 204 is matched with the first groove 203 to form a creasing;

a molding assembly 300, the molding assembly 300 including a first molding unit, a second molding unit, a cutting unit, and a third molding unit; the first forming unit bends the insulating paper along the indentation; the second forming unit is used for converging and forming the insulating paper; the cutting unit is used for cutting the insulating paper; the third forming unit includes a pushing unit 305 and a forming groove 306, and the pushing unit 305 pushes the insulating paper into the forming groove 306 to form the insulating paper into a rectangular shape;

the insertion assembly 400, the insertion assembly 400 includes a moving unit and a push rod 401, the push rod 401 is slidably disposed in the molding groove 306, and the moving unit drives the push rod 401 to slide along the molding groove 306. Before the pushing unit 305 pushes the insulation paper into the molding groove 306, the moving unit drives the pushing rod 401 to leave the lower part of the pushing unit 305, so that the insulation paper can smoothly enter the molding groove 306, and after the insulation paper is molded, the moving unit drives the pushing rod 401 to move, so that the insulation paper is pushed into the stator from the molding groove 306.

It should be noted that the indentation assembly 200, the molding assembly 300, and the insertion assembly 400 are all disposed on the substrate 5, and the substrate 5 is vertically disposed;

in one embodiment, the first forming unit comprises a bottom plate 301, a first paper passing groove 302, a second paper passing groove 303 and a third paper passing groove 304, the first paper passing groove 302 is used for bending the insulating paper along the indentation, the second paper passing groove 303 is used for bending the bent part of the insulating paper again, and the third paper passing groove 304 is used for collecting the insulating paper;

it should be noted that the width of the first paper passing groove 302 is gradually increased from top to bottom to bend the insulating paper along the indentation, the second paper passing groove 303 is a U-shaped groove, a chamfer is arranged at one end of the second paper passing groove 303 close to the first paper passing groove 302, the third paper passing groove 304 is a U-shaped groove, and the width of the third paper passing groove 304 is smaller than that of the second paper passing groove 303;

in one embodiment, four first grooves 203 and four first protrusions 204 are provided to form four indentations on the insulation paper. Sequentially forming a first indentation, a second indentation, a third indentation, a fourth indentation, a fifth indentation, a sixth indentation, a seventh indentation and an eighth indentation on the insulating paper from outside to inside, wherein the widths of the indentations are narrow, the indentations are bent at each indentation by 45 degrees, the insulating paper is closer to a rectangle after being formed, and the right-angle positions of the indentations are in a chamfer shape;

further, the mobile unit is preferably: the third motor 402 drives the screw rod 403 to rotate, so that the moving block 404 translates along the screw rod 403, a strip-shaped opening is formed in one side of the forming groove 306, and the second connecting piece 405 penetrates through the strip-shaped opening to be connected with the push rod 401, so that the push rod 401 can move in a reciprocating mode.

When the inserting device operates, the paper tray is driven to rotate by the first power source 101, the insulating paper on the paper tray is drawn out along the first guide wheel 102 and the second guide wheel 103, so that the insulating paper extends along the first indentation roller 201 and the second indentation roller 202, the insulating paper forms an indentation under the extrusion action of the first groove 203 and the first protrusion 204 in the extending process, then the insulating paper passes through the space between the bottom plate 301 and the first paper passing groove 302, the groove width of the first paper passing groove 302 is gradually increased from top to bottom, so that two sides of the insulating paper are gradually folded along the third and fourth folds from outside to inside and are attached to the inner wall of the first paper passing groove 302, then the insulating paper extends along the second paper passing groove 303, and in the process, the second paper passing groove 303 is of a U-shaped structure and has a top surface, so that two sides of the insulating paper bent upwards are again attached to the first, second and third folds from outside to inside, The second fold is bent by 45 degrees, so that the second fold is in a rectangular shape with a gap, the gap of the second fold faces back to the bottom plate 301, then the insulating paper extends along the third paper passing groove 304 through the cutting unit, in the process, the width of the third paper passing groove 304 is smaller than that of the second paper passing groove 303, so that the insulating paper is bent along the fifth fold and the sixth fold from outside to inside to form a closed rectangular shape, finally, the insulating paper is pushed into the forming groove 306 through the pushing unit 305, the insulating paper can be shaped into the rectangular shape due to the rectangular shape of the inner side outline of the forming groove 306, one end of the insulating paper is in a sealed shape, the insulating performance is further improved, and the formed insulating paper is directly inserted into the paper groove of the stator through the inserting assembly 400, so that the problem that the insulating paper cannot be inserted into the stator due to deformation of the insulating paper is avoided;

in the present embodiment, the first creasing roller 201 and the second creasing roller 202 roll under the action of the second power source, pulling the insulating paper pre-fed out by the pre-feeding assembly 100; the second power source may be any device capable of driving the first creasing roller 201 and the second creasing roller 202 to rotate, such as a motor.

In addition, a rotating mechanism is arranged below the stator to rotate the stator, so that the insulating paper is inserted into the stator in a wheel flow manner; and meanwhile, the integral device is also provided with a manipulator for grabbing the stator on the production line to the insulating paper insertion station.

In one embodiment, referring to fig. 1-2, the first power source of the pre-feeding paper assembly 100 further includes a third guide wheel 104, and the insulation paper is inserted between the first guide wheel 102 and the second guide wheel 103 and passes through the first creasing roller 201 and the second creasing roller 202 after passing through the third guide wheel 104. The first power source can further play spacing, guide effect through the mode of passing through behind third leading wheel 104 and locating first creasing roller 201 and second creasing roller 202, stability when improving the insulating paper and extending.

In some embodiments, referring to fig. 2, the pre-feed assembly 100 further includes a first in-position sensor 105 and a second in-position sensor 106, the first in-position sensor 105 and the second in-position sensor 106 being respectively disposed at both sides of the third guide wheel 104. Whether the insulation paper previously paid out normally passes through the first guide wheel 102 and the second guide wheel 103 is detected by the first in-position sensor 105, then the previously paid out amount of the insulation paper is detected by the second in-position sensor 106, and when the previously paid out insulation paper reaches the second in-position sensor 106, the second in-position sensor 106 detects the insulation paper, controls the first creasing roller 201 to roll, and draws away the previously paid out insulation paper.

Preferably, as shown in fig. 2, the first guide wheel 102 is provided with a second groove 107, the second guide wheel 103 is provided with a second protrusion 108, and the second groove 107 is matched with the second protrusion 108, so that the insulation paper is discharged along the second groove 107. The insulating paper is clamped into the second groove 107 and is limited in the second groove 107 by the second convex part 108, so that the transmission process of the insulating paper is more stable.

In some embodiments, referring to fig. 7, the second forming unit includes a sliding chute 307 and a plurality of sets of converging units, the insulating paper slides along the sliding chute 307, the plurality of sets of converging units are disposed along the length direction of the sliding chute 307, each converging unit includes two limiting members 308 respectively disposed at two sides of the sliding chute 307, the two limiting members 308 in the same set of converging units are disposed opposite to each other, and the width between the two limiting members 308 in the same set of converging units decreases progressively along the extending direction of the insulating paper. When the insulation paper extends along the sliding groove 307, the converging units on both sides gradually converge to be close, so that the insulation paper is naturally bent along the indentation.

In some embodiments, referring to fig. 9, the first and second forming units are further provided with an encoder 309, the encoder 309 being used to generate a length barcode on the insulating paper. The length bar code is generated on the insulating paper by the encoder 309, which facilitates reading the length parameter of the extension of the insulating paper.

Preferably, as shown in fig. 10, the cutting unit includes a cutting blade 310 and a code reader, which reads information of the length barcode and controls the cutting blade 310 to cut. When the length parameter read by the code reader reaches a preset value, namely the length of the insulating paper passing below the code reader is enough, the insulating paper is cut by the cutting knife 310, so that the length of the section of insulating paper is matched with the length of the stator.

In some embodiments, as shown with reference to fig. 3 and 11, the pushing unit 305 includes a driving unit that drives the pushing plate 3051 to push or retract, and a pushing plate 3051. When the insulating paper needs to be pushed into the forming groove 306, the pushing plate 3051 is driven by the driving unit to push until the insulating paper enters the forming groove 306, at the moment, the part of one end of the insulating paper, which exceeds the forming groove 306, is bent upwards to form a seal, and then the pushing plate 3051 is driven by the driving unit to retract;

the driving unit is preferably: second motor 3052, action wheel 3053, cam 3054, roll wheel 3055 and first connecting piece 3056, second motor 3052 sets up the opposite side that sets up on base plate 5 and bulldoze board 3051, second motor 3052 drive action wheel 3053 rotates, cam 3054 and action wheel 3053 coaxial arrangement, be equipped with the depressed part unanimous with cam 3054 shape in the action wheel 3053, cam 3054 sets up in the depressed part and has certain clearance with the inner wall of depressed part, roll wheel 3055 card is established and is followed this clearance and roll in this clearance, when action wheel 3053 rotates, roll wheel 3055 rolls along this clearance, and drive first connecting piece 3056 reciprocating motion, thereby realize bulldozing or withdrawing of bulldozing board 3051.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the invention may be made without departing from the spirit or scope of the invention.