CN221262146U - Sleeve wire feeding mechanism - Google Patents

Abstract

The utility model relates to the field of winding machines, and discloses a sleeve wire feeding mechanism which solves the problem of automatic cutting and transporting of pipe materials. The utility model comprises a frame; the wire feeding assembly comprises a wire feeding piece, a wire feeding pipe fitting and a wire feeding plate, wherein the wire feeding piece and the wire feeding pipe fitting are arranged on the rack, the wire feeding piece and the wire feeding pipe fitting are arranged in front of the wire feeding plate, and the wire feeding plate is provided with a wire feeding hole and a threading hole; the cutting assembly is arranged in front of the wire feeding plate and is used for cutting the pipe; the two clamping plates are arranged in front of the wire feeding plate, each clamping plate is provided with a pipe groove, and the two pipe grooves can be matched to form a through hole; the clamping assembly is used for driving the two clamping plates to be close to or far away from each other; and the driving assembly is used for driving the clamping assembly to move so that the pipe groove is aligned with the threading hole or the pipe feeding hole.

Description

Sleeve wire feeding mechanism

Technical Field

The utility model relates to the field of winding machines, in particular to a sleeve wire feeding mechanism.

Background

The sandwich winding method is a winding method of two layers and one layer. Due to the different windings sandwiched between them, the sandwich is divided into two winding methods: primary clip secondary, secondary clip primary.

In the prior art, operations such as sleeve, wire feeding and threading performed during the production of a small-sized transformer are mostly manually implemented, for example, winding operations on a framework and a PIN of the transformer, and wire guiding operations for cutting a flexible sleeve into a target length and sleeving the flexible sleeve on the transformer, and the like, so that the transformer is insulated.

Because of the defects of low efficiency, low reliability, high labor intensity of workers, high labor cost of enterprises and the like of manual operation.

Disclosure of utility model

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides a sleeve wire feeding mechanism which can automatically cut a pipe and pass the wire into the pipe.

In one aspect, a casing feeding mechanism according to an embodiment of the present utility model includes:

A frame;

The wire feeding assembly comprises a wire feeding piece, a wire feeding pipe fitting and a wire feeding plate, wherein the wire feeding piece and the wire feeding pipe fitting are arranged on the rack, the wire feeding piece and the wire feeding pipe fitting are arranged in front of the wire feeding plate, and the wire feeding plate is provided with a wire feeding hole and a threading hole;

the cutting assembly is arranged in front of the wire feeding plate and is used for cutting the pipe;

The two clamping plates are arranged in front of the wire feeding plate, each clamping plate is provided with a pipe groove, and the two pipe grooves can be matched to form a through hole;

the clamping assembly is used for driving the two clamping plates to be close to or far away from each other;

And the driving assembly is used for driving the clamping assembly to move so that the pipe groove is aligned with the threading hole or the pipe feeding hole.

According to some embodiments of the utility model, the clamping assembly comprises:

The sliding support is arranged on the frame in a sliding manner;

The sliding power piece is arranged on the sliding support and used for driving the clamping plates to be close to or far away from each other, so that a first distance, a second distance and a third distance are reserved between the two clamping plates.

According to some embodiments of the utility model, the sliding support is provided with a first rail along which two clamping plates can slide, the clamping assembly further comprising:

The clamping elastic piece is arranged between the two clamping plates, and two ends of the clamping elastic piece are respectively connected with the two clamping plates;

The driving plate is arranged on the sliding support in a sliding mode, the driving plate is provided with a U-shaped groove, the groove width of the U-shaped groove gradually increases or decreases from an opening to the groove bottom, two clamping plates are respectively abutted to two side walls of the U-shaped groove, and the sliding power piece is used for driving the driving plate to move along the sliding support, so that the clamping plates can be mutually close to or far away from each other.

According to some embodiments of the utility model, the clamping assembly further comprises a limiting power member for limiting a moving distance of the sliding power member.

According to some embodiments of the utility model, the clamping plate is provided with a plurality of tube grooves, the tube grooves being provided with tube diameters of different sizes.

According to some embodiments of the utility model, the threading holes are provided in plurality, and the threading holes are sequentially arranged along the left-right direction.

According to some embodiments of the utility model, the pipe hole is provided with a plurality of pipe holes, and the pipe holes are sequentially arranged along the left-right direction.

According to some embodiments of the utility model, the central angle of the arc surface of the pipe groove is less than 180 degrees.

According to some embodiments of the utility model, the wire feeding device further comprises a translation assembly, wherein the translation assembly is arranged on the frame and is used for driving the wire feeding assembly, the cutting assembly, the two clamping plates, the clamping assembly and the driving assembly to move in the left-right direction.

According to some embodiments of the utility model, the wire feeder further comprises a wire feeder assembly for moving the wire.

According to some embodiments of the utility model, the lane-change assembly comprises:

The clamping jaw is arranged on the frame;

The clamping power piece is used for driving the clamping jaw to clamp the wire rod;

And the line moving power piece is used for driving the clamping jaw to move.

The embodiment of the utility model has at least the following beneficial effects: the wire feeding hole and the threading hole on the wire feeding plate play a role in guiding, so that the wire and the pipe can move along a preset direction; the cutting assembly is used for cutting the pipe so as to segment the pipe; the drive assembly drives the clamping plates to move left and right, so that the pipe grooves on the clamping plates are respectively aligned with the threading holes or the pipe conveying holes, the pipe and the wire can move along the threading holes or the pipe conveying holes, the clamping assembly drives the two clamping plates to be close to or far away from each other, a first distance, a second distance and a third distance are reserved between the two clamping plates, when the second distance is reserved between the two clamping plates, a certain distance is reserved between the two clamping plates, the pipe can move along the two pipe grooves continuously, the position of the pipe is not deviated, when the first distance is reserved between the two clamping plates, the pipe is subjected to pressure deformation of the clamping plates, and is completely fixed, at the moment, the wire can pass through the inside of the pipe, and when the third distance is reserved between the two clamping plates, the pipe can pass through the pipe grooves and is not blocked.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

fig. 1 is a schematic structural view of a casing wire feeding mechanism according to an embodiment of the present utility model;

Fig. 2 is a schematic diagram of the front and back structures of a clamping plate of a sleeve wire feeding mechanism according to an embodiment of the present utility model;

Fig. 3 is a schematic view of a third distance-up, second distance-middle, first distance-down of two clamping plates of a sleeve wire feeding mechanism according to an embodiment of the present utility model;

FIG. 4 is a schematic diagram of a line shifting mechanism of a line nozzle according to an embodiment of the present utility model;

FIG. 5 is a schematic diagram of the overall structure of a spindle mechanism according to an embodiment of the present utility model;

Fig. 6 is a general schematic diagram of a winding machine according to an embodiment of the present utility model.

A frame 100;

The sleeve wire feeding mechanism, the wire feeding assembly 210, the wire feeding piece 211, the wire feeding piece 212, the wire feeding plate 213, the cutting assembly 220, the clamping plate 230, the pipe groove 231, the clamping assembly 240, the sliding support 241, the clamping elastic piece 242, the driving plate 243, the limiting power piece 244, the sliding power piece 245 and the driving assembly 250;

The wire nozzle opening and closing transport mechanism 300, a first guide assembly 310, a first guide bracket 311, a first guide power piece 312, a first clamping sleeve 313, a first guide sleeve 314, a first cutting assembly 315 and a second guide assembly 320;

A spindle mechanism 400, a first sliding support 241, a second sliding support 241, a third sliding support 241, and a wire pressing plate 440;

Encapsulation mechanism 500.

Detailed Description

The conception, specific structure, and technical effects produced by the present utility model will be clearly and completely described below with reference to the embodiments and the drawings to fully understand the objects, aspects, and effects of the present utility model. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly or indirectly fixed or connected to the other feature. Further, the descriptions of the upper, lower, left, right, top, bottom, etc. used in the present utility model are merely with respect to the mutual positional relationship of the respective constituent elements of the present utility model in the drawings.

It should be noted that, unless otherwise specified, when a feature is referred to as being "electrically connected" or "electrically connected" with another feature, the two features may be directly connected through pins, or connected through cables, or may be connected through a wireless transmission manner. The specific electrical connection mode belongs to a general mode of a person skilled in the art, and the person skilled in the art can realize connection according to the need.

Furthermore, 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. The terminology used in the description presented herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any combination of one or more of the associated listed items.

It should be understood that although the terms first, second, third, etc. may be used in this disclosure to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element of the same type from another. For example, a first element could also be termed a second element, and, similarly, a second element could also be termed a first element, without departing from the scope of the present disclosure.

In one aspect, and referring to fig. 1-6, a cannula feeding mechanism in accordance with an embodiment of the present utility model includes:

A frame 100;

The wire feeding assembly 210 comprises a wire feeding piece 211, a wire feeding pipe 212 and a wire feeding plate 213, wherein the wire feeding piece 211 and the wire feeding pipe are arranged on the frame 100, the wire feeding piece 211 and the wire feeding pipe 212 are arranged in front of the wire feeding plate, and the wire feeding plate 213 is provided with a wire feeding hole and a threading hole;

A cutting assembly 220 provided in front of the wire feed plate 213, for cutting the pipe;

Two clamping plates 230 arranged in front of the wire feeding plate 213, wherein the two clamping plates 230 are provided with pipe grooves 231, and the two pipe grooves 231 can be matched to form through holes;

a clamping assembly 240 for driving the two clamping plates 230 toward or away from each other;

The driving assembly 250 is used for driving the clamping assembly 240 to move so that the pipe groove 231 is aligned with the threading hole or the pipe feeding hole.

According to the embodiment of the present utility model, by such arrangement, the feed tube hole and the threading hole on the wire feed plate 213 play a guiding role to move the wire and the pipe in a predetermined direction; the cutting assembly 220 is used for cutting the pipe material to segment the pipe material; the driving assembly 250 drives the clamping plates 230 to move left and right so that the pipe grooves 231 on the clamping plates 230 are aligned with the threading holes or the pipe feeding holes respectively, the pipe and the wire can move along the threading holes or the pipe feeding holes, the clamping assembly 240 drives the two clamping plates 230 to be close to or far away from each other so that a first distance, a second distance and a third distance are reserved between the two clamping plates, when the second distance is reserved between the two clamping plates 230, a certain distance is reserved between the two clamping plates 230, the pipe can pass through the pipe feeding holes and can continue to move along the two pipe grooves 231, the position of the pipe is not deviated, when the first distance is reserved between the two clamping plates 230, the pipe is deformed under the pressure of the clamping plates 230, the pipe is completely fixed, the wire can pass through the inside of the pipe, and when the third distance is reserved between the two clamping plates 230, the pipe can pass through the pipe grooves 231 and are not blocked.

It will be appreciated that the feed tube 212 and the wire feed 211 are conventional wheel-type structures capable of providing tubing and wire to a winding machine as is common in the art, and provide a basis for long-term operation of the winding machine by winding a large number of wires or tubing on a wheel.

In some embodiments, the clamping assembly 240 includes:

A sliding bracket 241 slidably disposed on the frame 100;

The sliding power piece is arranged on the sliding support 241 and used for driving the clamping plates 230 to be close to or far away from each other, so that a first distance, a second distance and a third distance are reserved between the two clamping plates 230.

Under this setting, the clamping assembly 240 drives the two clamping plates 230 to approach or separate from each other, so that the two clamping plates can be in a state of a first distance, a second distance and a third distance therebetween, when the two clamping plates 230 are relatively close, the two clamping plates 230 have a certain distance therebetween, the pipe can pass through the pipe feeding hole and can continue to move along the two pipe slots 231, the pipe position is not deviated, when the two clamping plates 230 are completely engaged, the pipe is subjected to pressure deformation of the clamping plates 230 and is completely fixed, at this time, the pipe is fixed, the wire can pass through the inside of the pipe, and when the two clamping plates 230 are relatively far away, the pipe can pass through the pipe slots 231 without being blocked.

The first distance, the second distance, and the third distance are understood to be a certain range, the first distance is smaller than the second distance, the second distance is larger than the third distance, the three distances are used for accommodating the relative distance between the two clamping plates 230, the first distance is smaller than the distance between the two clamping plates 230, the two clamping plates 230 can clamp the pipe, the pipe can just pass through the pipe when the second distance is the second distance, the pipe of the pipe feeding hole enters the through hole without being blocked, and the two clamping plates 230 are separated when the first distance is relatively far away, so that the pipe can relatively far away, and the pipe can move without being blocked.

In some embodiments, the sliding bracket 241 is provided with a first rail along which the two clamping plates 230 can slide, and the clamping assembly 240 further comprises:

The clamping elastic piece 242 is arranged between the two clamping plates 230, and two ends of the clamping elastic piece 242 are respectively connected with the two clamping plates 230;

The driving plate 243 is slidably arranged on the sliding support 241, the driving plate 243 is provided with a U-shaped groove, the groove width of the U-shaped groove gradually increases or decreases from the opening to the groove bottom, the two clamping plates 230 are respectively abutted to two side walls of the U-shaped groove, and the sliding power piece is used for driving the driving plate 243 to move along the sliding support 241, so that the clamping plates 230 can be mutually close to or far away from each other.

In this arrangement, the two clamping plates 230 can move up and down along the first guide rail, preventing the two clamping plates 230 from being positionally shifted; the two clamping plates 230 can symmetrically move along the axis of the wire feeding hole, so that the clamping plates 230 are prevented from shifting, and wires and pipes can enter the clamping plates 230; the width of the U-shaped groove of the driving plate 243 gradually increases or decreases from the opening to the bottom of the groove, and the clamping elastic member 242 drives the two clamping plates 230 to move away from each other by elastic force, so that the two clamping plates 230 respectively abut against two side walls of the U-shaped groove, and the sliding power member can move the driving plate 243 in the left-right direction, so that the two clamping plates 230 can move close to or move away from each other.

In some embodiments, the clamping assembly 240 further includes a limit power 244, the limit power 244 configured to limit the travel distance of the slip power. The limiting power piece is arranged in the extending direction of the movement of the sliding power piece, and is close to the sliding power piece, so that the sliding power piece can only enable the sliding distance between the two clamping plates to be between a first distance and a second distance, or the limiting power piece is far away from the sliding power piece, and the sliding power piece can drive the sliding distance between the two clamping plates to be between the first distance and a third distance; the limiting power piece 244 is a telescopic motor or a telescopic cylinder, the limiting power piece 244 is arranged on the moving route of the driving plate 243, the moving distance of the sliding power piece is limited through the action of a telescopic rod by the limiting power piece 244, when the limiting power piece 244 is close to the sliding power piece, the moving distance of the two clamping plates 230 is smaller, so that the sliding distance of the two clamping plates 230 is between a first distance and a second distance, the moving distance of the sliding power piece is controlled, the pipe is prevented from being separated due to overlarge distance between the two clamping plates, and the pipe cannot pass through the two clamping plates; when the limiting power piece 244 is far away from the sliding power piece, the moving distance of the two clamping plates 230 is larger, so that the sliding distance of the two clamping plates 230 is between the first distance and the third distance, and the pipe can pass through between the two clamping plates.

The limiting power piece and the sliding power piece are telescopic motors, the structure is small, the cost is low, and the installation is convenient.

In some embodiments, the clamping plate 230 is provided with a plurality of pipe grooves 231, the upper pipe groove and the lower pipe groove are in mirror image pairing, and the pipe grooves 231 are provided with pipe diameters of different sizes. The pipe grooves with different pipe diameters can be paired in any sequence, and the clamping plates can pass through wires and pipes with different diameters through the pipe grooves 231 with different pipe diameters, so that the applicability of the device is improved.

In some embodiments, the plurality of threading holes are provided, and the plurality of threading holes are sequentially provided along the left-right direction. The pipe hole is provided with a plurality of pipe holes, and the pipe holes are sequentially arranged along the left-right direction. Each threading hole and the pipe hole correspond to different pipes or wires, and when the device uses the pipe holes with different diameters, the device is correspondingly arranged behind the different threading holes or pipe holes.

In some embodiments, the central angle of the arc of the tube slot 231 is less than 180 degrees. It will be appreciated that the arc length of the cross section of the tube slot 231 is a minor arc. When the first distance is between the two clamping plates 230, the through holes formed by the two pipes form an oval-like shape, so that the pipes are deformed and cannot be moved due to fixation; when the two clamping plates 230 are at the second distance, a certain distance is reserved between the two pipes, the extension lines of the two pipe grooves 231 are matched to form a circle, the pipes can pass through the pipe feeding holes and can continue to move along the two pipe grooves 231, and the positions of the pipes are not deviated; the circular arc-shaped tube slot 231 has a centering effect so that both the tube and the wire can be aligned with the center and pass through the tube slot 231 in the clamping plate 230.

According to some embodiments of the present utility model, the wire feeding device further comprises a translation assembly 260, wherein the translation assembly 260 is provided on the frame 100, and the translation assembly 260 is used for driving the wire feeding assembly, the cutting assembly, the two clamping plates, the clamping assembly and the driving assembly to move along the left-right direction. The translation assembly enables the tube nest to align the jaws of different lane-change assemblies.

In some embodiments, a wire transfer assembly is also included for moving the wire. The wire moving mechanism is used for moving the wire head so that the wire can be wound on the transformer.

In some embodiments, the lane-change assembly comprises:

A clamping jaw arranged on the frame 100;

The clamping power piece is used for driving the clamping jaw to clamp the wire rod;

and the line moving power piece is used for driving the clamping jaw to move.

In this arrangement, the clamping jaw is used for clamping the wire rod, and the wire rod is moved to the corresponding position by moving the clamping jaw through the wire moving power piece.

In some embodiments, further comprising a nozzle lane change mechanism, the nozzle lane change mechanism comprising:

The first guiding assembly 310 comprises a first guiding bracket 311, a first guiding power piece 312, a first clamping sleeve 313 and a first guiding sleeve 314, wherein the first guiding bracket 311 is arranged on the frame 100, the first guiding power piece 312 is arranged on the first guiding bracket 311, the first guiding power piece 312 is used for driving the first guiding sleeve 314 and the first clamping sleeve 313 to move along the front-back direction and the up-down direction, the first clamping sleeve 313 is used for clamping a workpiece, the first guiding sleeve 314 is provided with a first guiding groove, and the first guiding sleeve 314 can rotate;

The second guiding assembly 320 comprises a second guiding bracket, a second guiding power piece, a second clamping sleeve piece and a second guiding sleeve piece, the second guiding bracket is arranged on the frame 100, the second guiding power piece is arranged on the second guiding bracket, the second guiding power piece is used for driving the second guiding sleeve piece and the second clamping sleeve piece to move along the front-back direction and the up-down direction, the second clamping sleeve piece is used for clamping a workpiece, the first guiding sleeve piece 314 is provided with a second guiding groove, and the second guiding sleeve piece can rotate;

The first guide assembly 310 and the second guide assembly 320 are disposed at left and right sides of the frame 100, respectively.

Under the arrangement, the wire rod can pass through the guide groove, so that the wire rod can move along the guide groove, and the guide groove plays a role in guiding the wire rod; the first clamping sleeve 313 can clamp the wire head of the wire rod through the clamping jaw arranged in the first clamping sleeve 313, so that the wire rod can move along with the first clamping sleeve 313 and can move the wire rod; the first clamping sleeve 313 and the first guiding sleeve 314 are driven to move on the frame 100 through the first guiding power piece 312, so that the wire rod can freely move on the frame 100, and the wire rod is moved to different positions through the clamping mechanism;

The first guide assembly 310 and the second guide assembly 320 are respectively provided to mainly function:

1. The two guide grooves can be provided with different diameters, so that the transformer with different requirements can be adapted to the different diameters, and the requirements of processing different guide sleeve members are eliminated;

2. When the continuous wire-cutting sandwich winding method is needed, after the primary wire is wound on the pins of the transformer of the spindle mechanism 400 through the first clamping sleeve 313 of the first guide assembly 310, the primary wire is loosened by the first clamping sleeve 313, the transformer is driven to rotate through the spindle mechanism 400, the primary wire is wound on the transformer, the winding of the inner turn coil is completed, the primary wire is guided to move through the first guide groove of the first guide sleeve 314, the first guide sleeve 314 rotates, the first guide groove faces to the left and right directions, the first guide sleeve 314 and the spindle mechanism 400 move, the first guide groove is located in the extending direction of the axis of the transformer, and the rubber coating operation is carried out, so that the rubber belt covers the surface of the primary wire of the transformer, and at the moment, the primary wire can rotate along with the transformer but cannot be continuously wound on the transformer; after the secondary wire is wound on the stitch of the transformer through the second clamping sleeve of the second guiding assembly 320, the spindle mechanism 400 drives the transformer to rotate, so that the secondary wire is wound on the transformer, and then the secondary wire is wound on the stitch of the transformer through the second clamping sleeve, so that the winding of the secondary coil is completed, and the rubber coating operation is performed, so that the rubber belt covers the surface of the secondary wire of the transformer; the primary wire is driven to move by driving the first guide sleeve 314, the first guide groove faces the radial direction of the transformer, the spindle mechanism 400 drives the transformer to rotate, the primary wire is wound on the coating of the secondary wire, the primary wire is wound on the stitch of the transformer through the first clamping sleeve 313, wire breakage operation is not needed in the whole process, and the qualification rate of the transformer is improved.

3. The first guide assembly 310 and the second guide assembly 320 are respectively disposed at the left and right sides of the frame 100, and the guide power member cannot drive the clamping sleeve and the guide member to move left and right, so that the first guide assembly 310 and the second guide assembly 320 can be prevented from interfering with each other during operation.

It will be appreciated that the first guiding power member 312 can drive the first guiding sleeve 314 and the first clamping sleeve 313 to move along the up-down and left-right directions, and the first guiding sleeve and the first clamping sleeve 313 can respectively move along the up-down directions, that is, the heights of the first guiding sleeve and the first clamping sleeve 313 can be controlled to be different, so that the first guiding sleeve and the first clamping sleeve 313 can respectively work without interfering each other, wherein the first guiding sleeve and the second clamping sleeve can also be respectively driven by two sets of power mechanisms.

It is appreciated that the first pilot power member 312 may be a cylinder, a linear motor, a telescoping motor, a lead screw motor, or a combination thereof.

It can be appreciated that the spindle mechanism 400 is used for installing a transformer workpiece, and the spindle mechanism 400 is provided with a motion tool, so that the transformer can be driven to rotate around the axis of the spindle mechanism, and the transformer workpiece can be driven to move in the up-down, front-back, left-right directions.

It will be appreciated that the first guide sleeve 314 and the spindle mechanism 400 move, so that the first guide slot is located in the extending direction of the axis of the transformer, and the spindle mechanism 400 drives the transformer to rotate, so that the wire rotates and twists around the axis of the spindle, and the twisting effect has little influence on the wire itself, and the user can set the spindle mechanism 400 to rotate reversely after the inner wire is wound, so that the wire returns to the original shape.

It will be appreciated that the first and second guide mechanisms are substantially identical in construction, but wherein the guide holes may be of different diameters to accommodate wires of different wire diameters.

In some embodiments, the first clamping set 313 includes:

The clamping jaw is arranged on the first guide bracket 311 and used for clamping wires;

And the clamping jaw power piece is used for driving the clamping jaw to move in the up-down direction.

In this arrangement, the clamping jaw can clamp the wire rod, so that the wire rod can move to a predetermined position, and through relative movement with the spindle mechanism 400, the two guide mechanisms can avoid obstacles with each other, and the two guide mechanisms are prevented from abutting to cause the movement to be interfered; the distance between the two guide mechanisms can be relatively reduced, so that the area of the workbench is reduced, and the workbench is convenient to work.

In some embodiments, the first guide kit 314 comprises:

the guide bracket, the first guide power piece 312 can drive the first guide bracket 311 to move up and down and front and back;

the guide head is rotatably arranged on the guide bracket and is provided with a first guide groove which can be matched with each other;

and the rotary power piece is used for driving the guide head to rotate.

Under this setting, the guide head can follow the upper and lower, left and right directions motion, guide the route of wire rod, and rotatory power piece can drive the guide head and rotate, makes the wire rod change and turns to, makes the transformer can accomplish the sandwich winding method of transformer.

In some embodiments, the first guide kit 314 further comprises:

The guide head comprises a first guide part and a second guide part, wherein a first guide groove which can be matched with each other is formed in one side, close to each other, of the first guide part and the second guide part, the first guide part and the second guide part are both rotatably arranged on the first guide bracket 311, the rotating position of the first guide part is positioned in the middle of the first guide part, and the rotating position of the second guide part is positioned in the middle of the second guide part;

the guiding power piece is arranged on the first guiding bracket 311, and can be inserted between the first guiding part and the second guiding part from bottom to top, so that the upper ends of the first guiding part and the second guiding part are close to each other.

Under this setting, through the cooperation of the first guide part and the second guide part of direction head, the direction head can open and close the guide way, locates the wire rod in the first guide way when needing, and when not needing, locates the wire rod in the first guide way.

In some embodiments, the first guiding assembly further includes a guiding elastic member disposed between the first guiding portion and the second guiding portion, the guiding elastic member is located above the rotation position of the first guiding portion, and the guiding elastic member drives the upper ends of the first guiding portion and the second guiding portion to be away from each other through elastic force. After the guiding power piece is restored to the original position, the guiding elastic piece can enable the first guiding part and the second guiding part to be far away from each other, so that the first guiding part and the second guiding part can be spread, and wires can pass through the guiding elastic piece.

In some embodiments, the first guide assembly 310 further comprises a first cutting assembly 315, the first cutting assembly 315 comprising:

The cutting head comprises a first cutting part and a second cutting part, a cutter is arranged on the first cutting part and/or the first cutting part, the first cutting part and the second cutting part are both rotatably arranged on the first guide bracket 311, the rotating position of the first cutting part is positioned in the middle of the first cutting part, and the rotating position of the second cutting part is positioned in the middle of the second cutting part;

The cutting power piece is arranged on the first guide bracket 311 and can be inserted between the first cutting part and the second cutting part from bottom to top, so that the upper ends of the first cutting part and the second cutting part are close to each other.

Under this setting, through the cooperation of the first cutting part and the second cutting part of cutting head, the cutting head can cut the wire rod, makes the wire rod disconnection, convenient to use.

In some embodiments, the first tangent assembly 315 further includes a tangent elastic member disposed between the first cutting portion and the second cutting portion, the tangent elastic member is disposed above the rotation position of the first cutting portion, and the tangent elastic member drives the upper ends of the first cutting portion and the second cutting portion to move away from each other via elastic force.

In some embodiments, at least two clamping jaws are provided, and the clamping jaws are respectively arranged along the up-down direction and the left-right direction. The stitch direction of the transformer can be parallel to the axis direction of the transformer or perpendicular to the axis direction of the transformer, and different clamping jaws are used according to different needs, so that the use is convenient.

In some embodiments, the first guide power member 312 is provided with a first guide rod along which the first guide bracket 311 can slide. The first guide bar is a screw rod, and the first guide bracket 311 can move in a predetermined direction through the first guide bar.

In some embodiments, the spindle mechanism 400 is further included, and the spindle mechanism 400 includes a slip assembly and a workpiece rotating member, the workpiece rotating member for driving the workpiece to rotate about its own axis, the slip assembly driving the workpiece rotating member to move in up and down and left and right directions.

In some embodiments, the slip assembly comprises:

A first sliding bracket 410 provided on the frame 100;

the second sliding bracket 420 is slidable in the left-right direction along the first sliding bracket 410;

The third sliding support 430 is capable of sliding in the up-down direction along the second sliding support 420, and the workpiece rotating member is provided to the third sliding support 430.

The present utility model is not limited to the above embodiments, but can be modified, equivalent, improved, etc. by the same means to achieve the technical effects of the present utility model without departing from the spirit and principles of the present disclosure. Are intended to fall within the scope of the present utility model. Various modifications and variations are possible in the technical solution and/or in the embodiments within the scope of the utility model.

Claims (8)

1. A cannula feeding mechanism, comprising:

A frame (100);

The wire feeding assembly (210) comprises a wire feeding piece (211), a wire feeding pipe fitting (212) and a wire feeding plate (213), wherein the wire feeding piece (211) and the wire feeding pipe fitting are arranged on the rack (100), the wire feeding piece (211) and the wire feeding pipe fitting (212) are arranged in front of the wire feeding plate (213), and the wire feeding plate (213) is provided with a wire feeding hole and a threading hole;

-a cutting assembly (220) provided in front of the wire feed plate (213), for cutting a tube;

The two clamping plates (230) are arranged in front of the wire feeding plate (213), the two clamping plates (230) are respectively provided with a pipe groove (231), and the two pipe grooves (231) can be matched to form a through hole;

The clamping assembly (240) comprises a sliding support (241), sliding power pieces, clamping elastic pieces (242) and a driving plate (243), wherein the sliding support (241) is slidably arranged on the frame (100), the sliding power pieces are arranged on the sliding support (241), the sliding support (241) is provided with a first guide rail along the up-down direction, two clamping plates (230) can slide along the first guide rail, the clamping elastic pieces (242) are arranged between the two clamping plates (230), two clamping plates (230) are respectively connected to two ends of the clamping elastic pieces (242), the driving plate (243) is slidably arranged on the sliding support (241), the driving plate (243) is provided with a U-shaped groove, the groove width of the U-shaped groove gradually increases or decreases from an opening to a groove bottom, the two clamping plates (230) are respectively abutted against two side walls of the U-shaped groove, the sliding power pieces are used for driving the driving plate (243) to move along the sliding support (241), so that the clamping plates (230) can be mutually close to or far away from each other, the driving plate (230) can be mutually close to each other, and the first distance, the second distance and the third distance can be sequentially increased;

And the driving assembly (250) is used for driving the clamping assembly (240) to move so that the pipe groove (231) is aligned with the threading hole or the pipe conveying hole.

2. The cannula feeding mechanism of claim 1, wherein: the clamping plate (230) is provided with a plurality of pipe grooves (231), and the pipe grooves (231) are provided with pipe diameters of different sizes.

3. The cannula feeding mechanism of claim 1, wherein: the threading holes are formed in a plurality of positions, and the threading holes are sequentially formed in the left-right direction.

4. The cannula feeding mechanism of claim 1, wherein: the pipe hole is provided with a plurality of pipe holes, and the pipe holes are sequentially arranged in the left-right direction.

5. The cannula feeding mechanism of claim 1, wherein: the central angle of the cambered surface of the pipe groove (231) is smaller than 180 degrees.

6. The cannula feeding mechanism of claim 1, wherein: the wire feeding device further comprises a translation assembly (260), wherein the translation assembly (260) is arranged on the frame (100) and is used for driving the wire feeding assembly (210), the cutting assembly (220), the two clamping plates (230), the clamping assembly (240) and the driving assembly (250) to move along the left-right direction.

7. The cannula feeding mechanism of claim 1, wherein: the wire moving device further comprises a wire moving assembly, wherein the wire moving assembly is used for moving wires.

8. The cannula feeding mechanism of claim 7, wherein: the lane-change assembly includes:

a clamping jaw arranged on the frame (100);

The clamping power piece is used for driving the clamping jaw to clamp the wire rod;

And the line moving power piece is used for driving the clamping jaw to move.