CN109277489B

CN109277489B - Wire cutting mechanism of ABS motor rotor external winding machine

Info

Publication number: CN109277489B
Application number: CN201811123957.XA
Authority: CN
Inventors: 章日平; 吴应龙
Original assignee: Juli Automation Equipment Zhejiang Co Ltd
Current assignee: Juli Automation Equipment Zhejiang Co Ltd
Priority date: 2018-09-26
Filing date: 2018-09-26
Publication date: 2023-10-24
Anticipated expiration: 2038-09-26
Also published as: CN109277489A

Abstract

The invention discloses a wire cutting mechanism of an ABS motor rotor outer winding machine, which comprises a fixed cylinder, wherein the fixed cylinder is arranged on a lifting plate, the lifting plate is driven to lift by a lifting cylinder, the fixed cylinder is provided with a cylinder opening with a downward opening, a vertical downward pressing rod is arranged in the fixed cylinder, the lower end of the pressing rod is provided with a jack for inserting a rotor bearing, the upper end of the pressing rod is connected with a spring, the outer side of the fixed cylinder is sequentially sleeved with an upper outer cylinder and a lower outer cylinder from top to bottom, the upper outer cylinder is in threaded connection with the fixed cylinder, the upper outer cylinder is driven to rotate by a driving device, the lower outer cylinder is fixedly connected with the upper outer cylinder, the lower end of the lower outer cylinder is fixedly connected with a blade, and the cutting edge of the blade is positioned at one side of the rotation direction of the lower outer cylinder. The wire shearing mechanism of the ABS motor rotor outer winding machine can automatically and rapidly shear wires after the rotor finishes winding, and bend the wire ends on the rotor and the wire ends on the wire nozzle to form hook parts, so that the winding efficiency and the winding quality of the rotor are improved.

Description

Wire cutting mechanism of ABS motor rotor external winding machine

Technical Field

The invention belongs to the technical field of ABS motor rotor outer winding machines, and particularly relates to a wire cutting mechanism of an ABS motor rotor outer winding machine.

Background

The ABS motor is small in size, and when an enameled wire is wound on a rotor, a winding machine with accurate control and high automation degree is required to be designed for winding. After the rotor winding is completed, the wire between the winding nozzle and the rotor needs to be cut off, and because the winding machine is compact and complex in design, the operation speed of equipment cannot be kept up by adopting a manual wire cutting mode, and the production efficiency can be influenced.

Disclosure of Invention

In order to solve the technical problems, the invention adopts the following technical scheme: the wire cutting device comprises a wire pressing cylinder, the wire pressing cylinder is arranged on a lifting plate through a buffer spring, the lifting plate is driven to lift through a lifting cylinder, the wire pressing cylinder is provided with a cylinder opening with an opening facing downwards, an upper outer cylinder and a lower outer cylinder are sequentially sleeved on the outer side of the wire pressing cylinder from top to bottom, the upper outer cylinder and the lower outer cylinder are fixedly connected, the upper outer cylinder is driven to rotate by a driving device, the lower outer cylinder is fixedly connected with an annular ring, a linkage plate is arranged below the lifting plate and is fixedly connected with the lifting plate, a round hole for the lower outer cylinder to pass through is formed in the linkage plate, the lower outer cylinder can rotate in the round hole, the linkage plate supports the annular ring, a blade is fixedly connected to the lower outer cylinder, and the cutting edge of the blade is located on one side of the rotation direction of the lower outer cylinder.

The blade includes with fixed part and the cutting edge portion of connection in the fixed part lower extreme, and the cutting edge portion stretches into lower urceolus inboard from lower urceolus lower extreme, and the surface of cutting edge portion is equipped with the blade that comprises the inclined plane, and the both ends of inclined plane and the surface of cutting edge portion form thin portion and thick portion respectively, and the front end of thin portion in the direction of rotation when the blade rotates along with lower urceolus, and the cutting edge portion is close to the wire winding mouth of ABS motor rotor outer winding machine.

The driving device is an air cylinder, the air cylinder is connected with a rack, and a second gear matched with the rack is fixed on the upper outer cylinder.

The working principle of the invention is as follows: when the rotor is wound, the winding nozzle stretches the hook-shaped enameled wire into the hook part of the rotor, the lifting cylinder drives the lifting plate to descend, the wire pressing cylinder descends, the lower end of the wire pressing cylinder presses the hook part of the rotor, the enameled wire is pressed on the hook part, after a period of winding, the hook-shaped wire head of the enameled wire is fixed on the rotor, the lifting cylinder drives the lifting plate to ascend, the wire pressing cylinder loosens the enameled wire, and the winding device winds. After winding is completed, the lifting cylinder drives the lifting plate to descend, the driving device drives the upper outer cylinder to rotate, the lower outer cylinder is driven to rotate, the cutting edge in the blade rotates, and therefore wire cutting is completed, the cutting edge rotates to be matched with the winding nozzle in the wire cutting process, the wire head on the rotor is bent to form a hook-shaped wire head for hooking the rotor, the wire head on the winding nozzle is also bent to form a hook-shaped wire head, and the wire is conveniently hooked on the hook part of the rotor when winding is performed next time.

The beneficial effects of the invention are as follows: the wire shearing mechanism of the ABS motor rotor outer winding machine can automatically and rapidly shear wires after the rotor finishes winding, and bend the wire ends on the rotor and the wire ends on the wire nozzle to form hook-shaped wire ends, so that the winding efficiency and the winding quality of the rotor are improved.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the present invention;

fig. 3 is a schematic view of the structure of the blade.

Detailed Description

The invention will now be further described with reference to the accompanying drawings.

As shown in fig. 1-2, the thread cutting device of the ABS motor rotor outer winding machine comprises a thread pressing cylinder 100, the thread pressing cylinder 100 is mounted on a lifting plate through a buffer spring 106, the lifting plate is driven to lift through a lifting cylinder, the thread pressing cylinder 100 is provided with a cylinder opening 101 with a downward opening, an upper outer cylinder 107 and a lower outer cylinder 108 are sleeved on the outer side of the thread pressing cylinder 100 in sequence from top to bottom, the upper outer cylinder 107 and the lower outer cylinder 108 are fixedly connected, the upper outer cylinder 107 is driven to rotate by a driving device, the lower outer cylinder 108 is fixedly connected with an annular ring 116, a linkage plate is arranged below the lifting plate and fixedly connected with the lifting plate, a round hole for the lower outer cylinder 108 to pass through is formed in the linkage plate, the lower outer cylinder 108 can rotate in the round hole, a blade 109 is fixedly connected to the lower outer cylinder 108, and the cutting edge of the blade 109 is positioned on one side of the rotation direction of the lower outer cylinder.

As shown in fig. 3, the blade 109 includes a fixed portion 110 and a blade portion 111 connected to the lower end of the fixed portion 110, the blade portion 111 extending from the lower end of the lower outer tube 108 to the inside of the lower outer tube 108, the outer surface of the blade portion 111 being provided with a cutting edge formed by a bevel 112, both ends of the bevel 112 and the outer surface of the blade portion 111 forming a thin portion 113 and a thick portion 114, respectively, and the front end of the thin portion in the rotation direction when the blade 109 rotates with the lower outer tube 108. The blade 111 is close to the winding nozzle of the ABS motor rotor outer winding machine.

The driving device is an air cylinder, the air cylinder is connected with a rack, and a second gear 115 matched with the rack is fixed on the upper outer cylinder 107.

While the preferred embodiments of the present invention have been described in detail, it should be appreciated that numerous modifications and variations may be made in accordance with the principles of the present invention by those skilled in the art without undue burden, and thus, all technical solutions which may be obtained by logic analysis, reasoning or limited experimentation based on the principles of the present invention as defined by the claims are within the scope of protection as defined by the present invention.

Claims

The wire cutting mechanism of the ABS motor rotor outer winding machine is characterized in that the wire cutting device comprises a wire pressing cylinder, the wire pressing cylinder is arranged on a lifting plate through a buffer spring, the lifting plate is driven to lift through a lifting cylinder, the wire pressing cylinder is provided with a cylinder opening with a downward opening, an upper outer cylinder and a lower outer cylinder are sleeved on the outer side of the wire pressing cylinder in sequence from top to bottom, the upper outer cylinder is fixedly connected with the lower outer cylinder, the upper outer cylinder is driven to rotate by a driving device, the lower outer cylinder is fixedly connected with an annular ring, a linkage plate is arranged below the lifting plate and fixedly connected with the lifting plate, a round hole for the lower outer cylinder to pass through is formed in the linkage plate, the lower outer cylinder can rotate in the round hole, the linkage plate supports the annular ring, a blade is fixedly connected to the lower outer cylinder close to a notch, and the cutting edge of the blade is positioned on one side of the rotation direction of the lower outer cylinder;

the blade comprises a fixed part and a blade part connected to the lower end of the fixed part, the blade part extends into the inner side of the lower outer cylinder from the lower end of the lower outer cylinder, the outer surface of the blade part is provided with a cutting edge formed by an inclined plane, the two ends of the inclined plane and the outer surface of the blade part respectively form a thin part and a thick part, the thin part is arranged at the front end of the rotating direction when the blade rotates along with the lower outer cylinder, and the blade part is close to a winding nozzle of an ABS motor rotor outer winding machine;

the driving device is an air cylinder, the air cylinder is connected with a rack, and a second gear matched with the rack is fixed on the upper outer cylinder;

when the rotor is wound, the winding nozzle stretches the hooked enameled wire into the hooked portion of the rotor, the lifting cylinder drives the lifting plate to descend, the wire pressing barrel descends, the lower end of the wire pressing barrel presses the hooked portion of the rotor, the enameled wire is pressed on the hooked portion, after a period of winding, the hooked line head of the enameled wire is fixed on the rotor, the lifting cylinder drives the lifting plate to ascend, the wire pressing barrel loosens the enameled wire, the winding device winds the wire, after winding is completed, the lifting cylinder drives the lifting plate to descend, the driving device drives the upper outer cylinder to rotate, the lower outer cylinder is driven to rotate, the cutting edge in the blade rotates, the cutting edge is matched with the winding nozzle in the cutting process, the line head on the rotor bends to form the hooked line head hooking the rotor, and the line head on the winding nozzle bends to form the hooked line head conveniently on the hooked portion of the rotor in the next winding.