CN114473317B

CN114473317B - Micro motor coil automatic weld machine

Info

Publication number: CN114473317B
Application number: CN202210402558.7A
Authority: CN
Inventors: 付用方
Original assignee: Xinyi Xiangrong Electronic Co ltd
Current assignee: Xinyi Xiangrong Electronic Co ltd
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-06-14
Anticipated expiration: 2042-04-18
Also published as: CN114473317A

Abstract

The invention discloses an automatic welding machine for a micro motor coil, and relates to the technical field of welding equipment. The invention comprises a base, wherein the upper side surface of the base is provided with a slotted hole and a guide hole, the inner wall of the slotted hole is provided with a through hole, and the through hole and the guide hole are both communicated with a cavity arranged in the base; the rotating part is arranged in the slotted hole in a matching way, and the bottom surface of the slotted hole is provided with a motor for driving the rotating part to rotate; a mounting seat is fixed on the base, an extension arm is hinged to the top end of the mounting seat, and a welding head is vertically mounted at the other end of the extension arm; install the fixing base on the cavity inner wall, articulated on the fixing base have connecting portion, and the other end of connecting portion passes the bottom surface contact of through-hole and rotation portion, is connected through the connecting rod that passes the guiding hole between extension arm and the connecting portion. According to the invention, the wire end arranged on the coil assembly is positioned right below the welding head by rotating the rotating part, and the welding head moves downwards, so that the welding between the wire end arranged on the coil assembly and the connecting head is conveniently completed.

Description

Micro motor coil automatic weld machine

Technical Field

The invention belongs to the technical field of welding equipment, and particularly relates to an automatic welding machine for a micro motor coil.

Background

The motor is an electromagnetic device for realizing electric energy conversion or transmission according to an electromagnetic induction law. Its main function is to generate driving torque as power source of electric appliance or various machines. The generator is indicated in the circuit by the letter G. Its main function is to convert electric energy into mechanical energy.

The performance of the motor directly affects the performance of the main product. The motor is provided with a plurality of welding points, and if manual welding is adopted, time and labor are wasted, and the welding effect is not good.

Whether the connection between the coil of the motor and the steering gear is firm directly affects the voltage stability and the rotation stability of the motor, and therefore, in order to improve the performance of the motor, the connection strength between the coil and the wiring terminal needs to be improved. With the progress and development of society, consumers not only have huge demand on the quantity of motors, but also have higher and higher requirements on the quality of the motors, and the former manual welding mode of manually welding coil heads and wiring ends can not ensure the welding quality of the wiring ends of the motor coils, and can not greatly improve the production efficiency of welding the wiring ends of the motor coils.

Disclosure of Invention

The invention aims to provide an automatic welding machine for a micro motor coil, which is characterized in that a wire head arranged on a coil assembly is positioned right below a welding head by rotating a rotating part, and the welding head moves downwards, so that the welding between the wire head arranged on the coil assembly and a connecting head is conveniently finished, and the related problems in the background art are solved.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to an automatic welding machine for a micro motor coil, which comprises a base, wherein a slotted hole and a guide hole are formed in the upper side surface of the base, a through hole is formed in the inner wall of the slotted hole, and the through hole and the guide hole are communicated with a cavity arranged in the base; the rotating part is arranged in the slotted hole in a matching way, and the bottom surface of the slotted hole is provided with a motor for driving the rotating part to rotate; an installation seat is fixed on the base, an extension arm is hinged to the top end of the installation seat, and a welding head is vertically installed at the other end of the extension arm; a fixed seat is mounted on the inner wall of the cavity, a connecting part is hinged to the fixed seat, the other end of the connecting part penetrates through the through hole to be in contact with the bottom surface of the rotating part, and the extension arm is connected with the connecting part through a connecting rod penetrating through the guide hole; the motor that is equipped with drives rotation portion, installs coil pack in rotation portion, and on the side of the rotation portion that the end of a thread that coil pack was equipped with was placed, through rotating rotation portion, the end of a thread that realizes coil pack and is located the soldered connection under, soldered connection downstream to be convenient for accomplish the welding between the end of a thread that is equipped with coil pack and the connector.

Furthermore, the main body of the rotating part is a disc body, an annular groove is formed in the middle of the upper side surface of the disc body, the annular groove forms a cylinder body, and a plurality of limit grooves distributed in an annular mode are further formed in the upper side surface of the disc body; the bottom surface of disk body is cyclic annularly equipped with a plurality of bead, spacing groove and bead one-to-one.

Furthermore, the inner side end of the limiting groove is provided with a limiting bulge, and the outer side end of the limiting groove is provided with a positioning groove.

Furthermore, the upper side surface of the base is also provided with a groove body, and the groove body is communicated with the limiting groove.

Furthermore, the welding end of the welding head is positioned right above the limiting groove.

Further, a strip-shaped groove penetrates through the middle of the extension arm, and a pin shaft arranged at the top end of the connecting rod is slidably mounted in the strip-shaped groove.

Furthermore, the connecting part comprises a rod body, an elastic sheet and a push rod, one end of the rod body is hinged with the fixed seat, the push rod is fixed at the other end of the rod body, and the end part of the push rod moves along the end face of the disk body with the convex edge; the rod body is connected with the bottom surface of the through hole through the elastic sheet.

Further, the guide hole is located between the slotted hole and the mounting seat.

Furthermore, a plurality of groups of rollers are uniformly distributed on the bottom surface of the base.

The invention has the following beneficial effects:

1. the motor drives the rotating part, the coil assembly is arranged on the side face of the rotating part, where the wire end is arranged, of the coil assembly, the wire end is arranged right below the welding head through rotating the rotating part, and the welding head moves downwards, so that the welding between the wire end arranged on the coil assembly and the connecting head is conveniently completed.

2. The invention drives the welding head to move downwards through the communication between the extension arm and the connecting part, and the wire end and the connecting head are welded through the welding head.

3. The limiting protrusions are inclined towards the axis direction of the corresponding limiting grooves, and the wire harness placed in the limiting grooves is compressed through the limiting protrusions, so that the wire harness is prevented from falling off in the rotating process.

4. The limiting grooves correspond to the convex edges one to one, so that when the ejector rod passes through the convex edges, the connecting rod drives the extending arm to rotate towards the lower side, and the coil end placed in the limiting grooves is welded with the connecting head.

Of course, it is not necessary for any product to practice the invention to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the overall structure of the base of the present invention;

FIG. 3 is a schematic overall sectional structure of the present invention;

FIG. 4 is a schematic view of the internal structure of the present invention;

FIG. 5 is a schematic view of the rotating part of the present invention;

FIG. 6 is a schematic view of the rotating part of the present invention;

in the drawings, the reference numbers indicate the following list of parts:

1. a base; 11. a slot; 12. a trough body; 13. a through hole; 14. a guide hole; 15. a cavity; 2. a rotating part; 21. a tray body; 22. an annular groove; 23. a limiting groove; 24. a limiting bulge; 25. positioning a groove; 26. a cylinder; 27. a rib; 3. a mounting seat; 4. an extension arm; 41. a strip-shaped groove; 5. a connecting rod; 6. welding a head; 7. a motor; 8. a connecting portion; 81. a rod body; 82. a spring plate; 83. a top rod; 9. a fixed seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship merely to facilitate description of the invention and to simplify the description, and are not intended to indicate or imply that the referenced components or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be construed as limiting the invention.

Referring to fig. 1-6, the invention relates to an automatic welding machine for a micro motor coil, which comprises a base 1, wherein the upper side surface of the base 1 is provided with a slotted hole 11 and a guide hole 14, the inner wall of the slotted hole 11 is provided with a through hole 13, and the through hole 13 and the guide hole 14 are both communicated with a cavity 15 arranged in the base 1;

The base 1 is a rectangular block structure, and the upper side surface of the base 1 is a horizontal plane;

the rotating part 2 is arranged in the slotted hole 11 in a matching way, and the bottom surface of the slotted hole 11 is provided with a motor 7 which drives the rotating part 2 to rotate;

a mounting seat 3 is fixed on the base 1, the top end of the mounting seat 3 is hinged with an extension arm 4, and the other end of the extension arm 4 is vertically provided with a welding head 6;

install fixing base 9 on the 15 inner walls of cavity, articulated on the fixing base 9 have connecting portion 8, and the other end of connecting portion 8 passes through-hole 13 and the bottom surface contact of rotation portion 2, is connected through the connecting rod 5 that passes guiding hole 14 between extension arm 4 and the connecting portion 8.

The motor 7 that is equipped with drives rotation portion 2, installs coil pack on rotation portion 2, and on the side of rotation portion 2 that the end of a thread that coil pack was equipped with was placed, through rotating rotation portion 2, the end of a thread that realizes coil pack and is equipped with was located soldered connection 6 under to be convenient for accomplish the welding between the end of a thread that is equipped with coil pack and the connector.

The main body of the rotating part 2 is a disc body 21, the middle part of the upper side surface of the disc body 21 is provided with an annular groove 22, the annular groove 22 is provided to form a column body 26, and the upper side surface of the disc body 21 is also provided with a plurality of limit grooves 23 which are distributed annularly; the bottom surface of the tray body 21 is annularly provided with a plurality of convex ribs 27, and the limiting grooves 23 correspond to the convex ribs 27 one by one.

The number of the limiting grooves 23 and the number of the ribs 27 are four, the limiting grooves 23 correspond to the ribs 27 one by one, when the structure of the ribs 27 passes through the end part of the connecting part 8, the welding head 6 is driven to move downwards through the communication between the extending arm and the connecting part, the wire end and the connecting head are welded through the welding head 6, and the welding head 6 is a welding head of soldering equipment.

The inner side end of the limiting groove 23 is provided with a limiting bulge 24, and the outer side end of the limiting groove 23 is provided with a positioning groove 25.

The limiting protrusions 24 are inclined towards the axis direction of the corresponding limiting grooves 23, and the wire harness placed in the limiting grooves 23 is pressed through the limiting protrusions 24, so that the wire harness is prevented from falling off in the rotating process; spacing groove 23 and bead 27 all are equipped with four, and the motor 7 that is equipped with is step motor, and step motor's single turned angle is 90.

The upper side surface of the base 1 is further provided with a groove body 12, the groove body 12 is communicated with a limiting groove 23, and a connector arranged outside slides into the limiting groove 23 through the groove body 12 to realize automatic feeding.

The welding end of the welding head 6 is positioned right above the limiting groove 23.

The middle part of extension arm 4 runs through there is bar groove 41, and the round pin axle slidable mounting that the connecting rod 5 top was equipped with is in bar groove 41.

The connecting part 8 comprises a rod body 81, an elastic sheet 82 and a push rod 83, one end part of the rod body 81 is hinged with the fixed seat 9, the other end part of the rod body 81 is fixed with the push rod 83, and the end part of the push rod 83 moves along the end face of the disc body 21 with the convex rib 27; the rod 81 is connected with the bottom surface of the through hole 13 through the elastic sheet 82.

The limiting grooves 23 correspond to the ribs 27 one by one, so that when the ejector rod 83 passes through the ribs 27, the connecting rod 5 drives the extension arm 4 arranged to rotate towards the lower side, and the coil end and the connecting head arranged in the limiting grooves 23 are welded.

The guide hole 14 is located between the slot hole 11 and the mounting base 3.

A plurality of groups of rollers are uniformly distributed on the bottom surface of the base 1, so that the movement of the base 1 is convenient to realize.

When the transformer coil welding device is used, the arranged transformer coil is sleeved on the column 26, the coil head of the transformer coil is clamped in the limit groove 23, the connector is placed on the outer side of the limit groove 23, and when the limit groove 23 rotates to the lower side of the welding head 6, the welding head 6 moves downwards to complete welding between the coil head and the connector; the limiting grooves 23 correspond to the ribs 27 one by one, so that when the ejector rod 83 passes through the ribs 27, the connecting rod 5 drives the extension arm 4 arranged to rotate towards the lower side, and the coil end and the connecting head arranged in the limiting grooves 23 are welded.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a micro motor coil automatic weld machine, includes base (1), its characterized in that:

A slotted hole (11) and a guide hole (14) are formed in the upper side face of the base (1), a through hole (13) is formed in the inner wall of the slotted hole (11), and the through hole (13) and the guide hole (14) are communicated with a cavity (15) formed in the base (1);

the rotating part (2) is arranged in the slotted hole (11) in a matching way, and the bottom surface of the slotted hole (11) is provided with a motor (7) for driving the rotating part (2) to rotate;

a mounting seat (3) is fixed on the base (1), an extension arm (4) is hinged to the top end of the mounting seat (3), and a welding head (6) is vertically mounted at the other end of the extension arm (4);

a fixed seat (9) is installed on the inner wall of the cavity (15), a connecting part (8) is hinged to the fixed seat (9), the other end of the connecting part (8) penetrates through the through hole (13) to be in contact with the bottom surface of the rotating part (2), and the extension arm (4) is connected with the connecting part (8) through a connecting rod (5) penetrating through the guide hole (14);

the main body of the rotating part (2) is a disc body (21), an annular groove (22) is formed in the middle of the upper side face of the disc body (21), the annular groove (22) is formed to form a cylinder (26), a plurality of limiting grooves (23) distributed in an annular mode are further formed in the upper side face of the disc body (21), a plurality of protruding ribs (27) are arranged on the bottom face of the disc body (21) in an annular mode, and the limiting grooves (23) correspond to the protruding ribs (27) one to one;

The welding end of the welding head (6) is positioned right above the limiting groove (23);

a strip-shaped groove (41) penetrates through the middle part of the extension arm (4), and a pin shaft arranged at the top end of the connecting rod (5) is slidably mounted in the strip-shaped groove (41);

connecting portion (8) include the body of rod (81), shell fragment (82) and ejector pin (83), a tip of the body of rod (81) is articulated with fixing base (9), another tip of the body of rod (81) is fixed with ejector pin (83), the tip of ejector pin (83) is equipped with the terminal surface removal of bead (27) along disk body (21), be connected through shell fragment (82) between the bottom surface of the body of rod (81) and through-hole (13).

2. The automatic welding machine for the coil of the micro-motor according to claim 1, wherein a limiting protrusion (24) is arranged at the end of the inner side of the limiting groove (23), and a positioning groove (25) is formed at the end of the outer side of the limiting groove (23).

3. The automatic welding machine for the coil of the micro motor as claimed in claim 1, wherein a groove body (12) is further formed in the upper side surface of the base (1), and the groove body (12) is communicated with the limiting groove (23).

4. An automatic welding machine for coils of micro-electric machines, according to claim 1, characterized in that said guide holes (14) are positioned between the slotted holes (11) and the mounting seat (3).

5. The automatic welding machine for the coil of the micro-motor according to claim 1, characterized in that a plurality of groups of rollers are uniformly distributed on the bottom surface of the base (1).