阅读说明：本技术 一种电机线圈制造用漆包线自动加工设备 (Enameled wire automatic processing equipment for manufacturing motor coil ) 是由 杜雪琴 于 2021-01-21 设计创作，主要内容包括：本发明涉及漆包线加工技术领域,且公开了一种电机线圈制造用漆包线自动加工设备,包括支撑架一,所述支撑架一内腔顶端的两侧均固定连接有电动伸缩杆一,所述电动伸缩杆一的底部与横杆一端的顶部相固定连接,所述横杆的另一端与滚轮一一面的中部相固定连接。该电机线圈制造用漆包线自动加工设备,通过电动伸缩杆一的设置,电动伸缩杆一的伸缩可以改变与之相固定连接的横杆的高度,横杆带动与之相连接的滚轮一移动,滚轮一与滚轮二之间的距离发生改变,便于调节漆包线的松紧度,通过滚轮三和滚轮四的配合使用,可以控制漆包线的高度,使漆包线在水平方向上移动,便于计米器计量漆包线的长度。(The invention relates to the technical field of enameled wire processing, and discloses automatic enameled wire processing equipment for manufacturing a motor coil. This enameled wire automatic processing equipment for motor coil makes, through the setting of electric telescopic handle one, electric telescopic handle one flexible can change the height of the horizontal pole of looks fixed connection with it, the horizontal pole drives the gyro wheel that is connected with it and removes, the distance between gyro wheel one and the gyro wheel two changes, be convenient for adjust the elasticity of enameled wire, use through the cooperation of gyro wheel three and gyro wheel four, can control the height of enameled wire, make the enameled wire move on the horizontal direction, the length of the enameled wire is measured to the meter rice ware of being convenient for.)

1. The utility model provides an automatic processing equipment of enameled wire for motor coil makes, includes support frame one (1), its characterized in that: the two sides of the top end of the inner cavity of the first support frame (1) are fixedly connected with a first electric telescopic rod (2), the bottom of the first electric telescopic rod (2) is fixedly connected with the top of one end of a cross rod (5), the other end of the cross rod (5) is fixedly connected with the middle part of one side of a first roller (3), the two sides of the middle part of the inner cavity of the first support frame (1) are fixedly connected with another cross rod (5), the other end of the cross rod (5) is fixedly connected with the middle part of one side of a second roller (4), the right side of the top end of the first support frame (1) is movably connected with a third roller (6), the ground on the right side of the first support frame (1) is fixedly connected with a slide way (11), the top of the slide way (11) is movably connected with a support table (14), the two sides of the top of the support table (14) are movably connected with a double-head screw rod (, the bottom ends of the two double-head screw rods (16) are respectively in threaded connection with one end of a lower fixing plate (18), the outer rings of the bottom ends of the two double-head screw rods (16) are fixedly connected with rotating wheels, a driving belt (19) is wound on the outer rings of the rotating wheels, the two rotating wheels are in transmission connection through the driving belt (19), the middle of the bottom of the upper cutting plate (17) is provided with a movable groove (20), the middle of the inner cavity of the movable groove (20) is movably connected with a cutting knife (24), the middle of the top of the lower fixing plate (18) is provided with a groove, the groove is matched with the cutting knife (24), the ground on the right side of the first support frame (1) is fixedly connected with a second support frame (8), the two sides of the top end of the inner cavity of the second support frame (8) are fixedly connected with another cross rod (5), the other end of the, the utility model discloses a support frame, including support frame two (8), the left side fixedly connected with meter rice ware (10) on support frame two (8) top, the subaerial fixedly connected with support frame three (12) on support frame two (8) right side, one side on support frame three (12) top is inlayed and is had motor (13), the output shaft end of motor (13) runs through the lateral wall of support frame three (12) and extends to the inner chamber of support frame three (12), just the output shaft of motor (13) and the lateral wall looks swing joint of support frame three (12), the terminal fixedly connected with kelly (29) of output shaft of motor (13), the opposite side swing joint on support frame three (12) top has kelly two (9), kelly one (29) and kelly two (9) central line highly the same, slide (11) are located the inboard of support frame two (8) and support frame three (12).

2. The automatic enameled wire processing equipment for manufacturing the motor coil according to claim 1, characterized in that: the top of the second roller (4) and the bottoms of the third roller (6) and the fourth roller (7) are at the same height.

3. The automatic enameled wire processing equipment for manufacturing the motor coil according to claim 1, characterized in that: a motor (15) is embedded in one side of the top of the supporting table (14), and the tail end of an output shaft of the motor (15) is fixedly connected with the bottom of a double-head screw rod (16).

4. The automatic enameled wire processing equipment for manufacturing the motor coil according to claim 1, characterized in that: one side fixedly connected with electric telescopic handle two (28) at slide (11) top, the other end and the middle part looks fixed connection of brace table (14) one side of electric telescopic handle two (28).

5. The automatic enameled wire processing equipment for manufacturing the motor coil according to claim 1, characterized in that: two sides of the inner cavity of the movable groove (20) are fixedly connected with connecting plates, two sides of the bottom of the connecting plates are fixedly connected with a first spring (22), the other end of the first spring (22) is fixedly connected with the top of the balancing weight (21), a pull rope (23) is fixedly connected to the middle of the top of the balancing weight (21), the other end of the pull rope (23) penetrates through the connecting plate and extends to the upper part of the connecting plate, and the other end of the pull rope (23) is fixedly connected with the top of the cutting knife (24), the pull rope (23) is movably connected with the connecting plate, the two sides and the middle part of the top end of the inner cavity of the movable groove (20) are movably connected with pulleys (27), the pull rope (23) is wound on the outer side of the pulley (27), two sides of the top of the cutting knife (24) are fixedly connected with a second spring (25), the other end of the second spring (25) is fixedly connected with the top of the inner cavity of the movable groove (20).

6. The automatic enameled wire processing equipment for manufacturing the motor coil according to claim 1, characterized in that: the other end of the clamping rod II (9) extends to the outer side of the support frame III (12), the middle of the other end of the clamping rod II (9) is fixedly connected with a pull rod, the outer side of the other end of the clamping rod II (9) is fixedly connected with a limiting ring, the inner side of the limiting ring is uniformly and fixedly connected with a spring III (26), and the other end of the spring III (26) is fixedly connected with the side wall of the support frame III (12).

7. The automatic enameled wire processing equipment for manufacturing the motor coil according to claim 1, characterized in that: the cross sectional area of the second clamping rod (9) is smaller than that of the first clamping rod (29).

Technical Field

The invention relates to the technical field of enameled wire processing, in particular to automatic enameled wire processing equipment for manufacturing a motor coil.

Background

The enameled wire is a main raw material of products such as a motor, an electric appliance, a household electric appliance and the like, particularly, the continuous and rapid growth of the electric power industry is realized in recent years, the rapid development of the household electric appliance brings a wider field to the application of the enameled wire, and the advanced requirements are brought to the enameled wire, so that the product structure of the enameled wire is inevitably adjusted, the matched raw materials (copper and paint), an enameled process, process equipment, a detection hand section and the like are also urgently needed to be developed and researched, an enameled wire pay-off device is an important part of enameled wire processing, at the present stage, in the cutting-off process, most manufacturers generally adopt a mechanical cutting-off method, the mechanical cutting-off is limited by many factors, such as effective cutting-off, cut-off quality and the like, if the accurate cutting-off is not realized, or the bending deformation of the cut-off part is excessively large and the like, some devices can not effectively tension the enameled wires, which can cause the loose and tangling of the wires and also can cause the result that the length of the wires which are passed by the meter counter can not be correctly measured.

Disclosure of Invention

Aiming at the defects of the existing enameled wire automatic processing equipment for manufacturing the motor coil, the invention provides the enameled wire automatic processing equipment for manufacturing the motor coil, which has the advantages of effectively tensioning the enameled wire, facilitating the winding and cutting of the enameled wire and the like, and solves the problems in the background technology.

The invention provides the following technical scheme: an automatic enameled wire processing device for manufacturing a motor coil comprises a first support frame, wherein two sides of the top end of an inner cavity of the first support frame are fixedly connected with a first electric telescopic rod, the bottom of the first electric telescopic rod is fixedly connected with the top of one end of a transverse rod, the other end of the transverse rod is fixedly connected with the middle part of one surface of a first roller, two sides of the middle part of the inner cavity of the first support frame are fixedly connected with another transverse rod, the other end of the other transverse rod is fixedly connected with the middle part of one surface of a second roller, the right side of the top end of the first support frame is movably connected with a third roller, the ground on the right side of the first support frame is fixedly connected with a slide way, the top of the slide way is movably connected with a support table, two sides of the top of the support table are movably connected with double-headed screws, the top ends of the two, the outer rings at the bottom ends of the two double-end lead screws are fixedly connected with rotating wheels, the outer rings of the rotating wheels are wound with a transmission belt, the two rotating wheels are in transmission connection through the transmission belt, the middle part of the bottom of the upper cutting plate is provided with a movable groove, the middle part of an inner cavity of the movable groove is movably connected with a cutting knife, the middle part of the top of the lower fixing plate is provided with a groove, the groove is matched with the cutting knife, the ground at the right side of the first supporting frame is fixedly connected with a second supporting frame, two sides of the top end of the inner cavity of the second supporting frame are fixedly connected with another cross rod, the other end of the another cross rod is movably connected with the middle part of one side of the four idler wheels, the left side of the top end of the second supporting frame is fixedly connected with a third supporting frame, one side of the top end of the third supporting, and the output shaft of the motor is movably connected with the side wall of the support frame III, the tail end of the output shaft of the motor is fixedly connected with a first clamping rod, the other side of the top end of the support frame III is movably connected with a second clamping rod, the heights of the center lines of the first clamping rod and the second clamping rod are the same, and the slide way is positioned on the inner sides of the second support frame and the third support frame.

Preferably, the top of the second roller and the bottoms of the third roller and the fourth roller are at the same height.

Preferably, a motor is embedded in one side of the top of the support table, and the tail end of an output shaft of the motor is fixedly connected with the bottom of a double-head screw rod.

Preferably, one side of the top of the slideway is fixedly connected with a second electric telescopic rod, and the other end of the second electric telescopic rod is fixedly connected with the middle part of one side of the supporting table.

Preferably, the two sides of the inner cavity of the movable groove are fixedly connected with connecting plates, the two sides of the bottom of the connecting plate are fixedly connected with a first spring, the other end of the first spring is fixedly connected with the top of the balancing weight, the middle of the top of the balancing weight is fixedly connected with a pull rope, the other end of the pull rope penetrates through the connecting plate and extends to the upper portion of the connecting plate, the other end of the pull rope is fixedly connected with the top of the cutting knife, the pull rope is movably connected with the connecting plate, the two sides and the middle of the top end of the inner cavity of the movable groove are movably connected with pulleys, the pull rope is wound on the outer side of the pulleys, the two sides of the top of the cutting knife are fixedly connected with a second.

Preferably, the other end of the second clamping rod extends to the outer side of the third support frame, a pull rod is fixedly connected to the middle of the other end of the second clamping rod, a limiting ring is fixedly connected to the outer side of the other end of the second clamping rod, a third spring is fixedly connected to the inner side of the limiting ring, and the other end of the third spring is fixedly connected with the side wall of the third support frame.

Preferably, the cross-sectional area of the second clamping rod is smaller than that of the first clamping rod.

An automatic processing method of an enameled wire for manufacturing a motor coil comprises the following steps:

the first step is as follows: the worker adjusts the extension and retraction of the first electric telescopic rod according to the requirement, the height of a cross rod fixedly connected with the first electric telescopic rod can be changed, the cross rod drives a first roller connected with the cross rod to move, the distance between the first roller and a second roller is changed, and the tightness of an enameled wire can be conveniently adjusted;

the second step is that: the enameled wire winding device comprises an upper cutting plate, a lower fixing plate, a clamping rod I, a clamping rod II, a roller I, a roller II, a roller III, a roller IV and a lower fixing plate, wherein a reel for winding the enameled wire is clamped with the other end of the clamping rod I by a worker, the enameled wire penetrates through the inner sides of the roller I and the roller II by the worker, the other end of the enameled wire is fixed with one side of the reel, the top of the enameled wire;

the third step: starting a motor and a meter counter, wherein the rotation of the motor drives a first clamping rod fixedly connected with the motor to rotate, the rotation of the first clamping rod drives a reel for winding an enameled wire to rotate, the enameled wire is wound on the reel, and the meter counter measures the winding length of the enameled wire on the reel in the winding process of the enameled wire;

the fourth step: when the length of the enameled wire is proper, the motor stops rotating, a control system in the device controls the motor to rotate, the motor drives a double-end lead screw fixedly connected with the motor to rotate, the rotating double-end lead screw drives another double-end lead screw to rotate through a transmission belt, the upper cutting plate and the lower fixing plate are close to each other due to the matched use of the two double-end lead screws, when the upper cutting plate is in contact with the lower fixing plate, the counterweight block moves to an inner cavity of the movable groove under the action of extrusion force, the resilience force of the spring II pushes the cutting knife downwards, and the cutting knife can cut off the enameled wire;

the fifth step: a control system in the device controls a second electric telescopic rod to extend and a supporting table to contract, a double-end screw rod is positioned below a fourth roller, the second electric telescopic rod pushes the supporting table to move towards a reel, and a motor rotates in the extension process of the second electric telescopic rod and winds an enameled wire on the surface of the enameled wire;

and a sixth step: control system control motor in this equipment antiport goes up cutting board and bottom plate separation, and the spool after the rolling is taken off to the staff to when fixing the other end of enameled wire on the spool after changing new spool, two contractions of control system control electric telescopic handle in this equipment, two drive supporting bench of electric telescopic handle get back to initial position department, and a supporting bench resumes to initial height, and this equipment can the rolling enameled wire once more.

Compared with the automatic processing equipment for the enameled wire for manufacturing the motor coil, the automatic processing equipment for the enameled wire has the following beneficial effects:

1. according to the invention, through the arrangement of the first electric telescopic rod, the height of the cross rod fixedly connected with the first electric telescopic rod can be changed through the expansion of the first electric telescopic rod, the cross rod drives the first roller wheel connected with the cross rod to move, the distance between the first roller wheel and the second roller wheel is changed, the tightness of an enameled wire is convenient to adjust, the height of the enameled wire can be controlled through the matching use of the third roller wheel and the fourth roller wheel, the enameled wire is enabled to move in the horizontal direction, and the length of the enameled wire is convenient to measure by the meter counter.

2. According to the invention, through the arrangement of the structures in the movable groove, when the upper cutting plate is contacted with the lower fixed plate, the counterweight block moves to the inner cavity of the movable groove under the action of extrusion force, the resilience force of the second spring pushes the cutting knife downwards, the cutting knife can cut an enameled wire, when the upper cutting plate is separated from the lower fixed plate, the counterweight block moves downwards under the action of gravity, the counterweight block pulls the pull rope downwards, the other end of the pull rope pulls the cutting knife upwards, and the cutting knife moves upwards to the inside of the cutting groove.

Drawings

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

FIG. 2 is an enlarged view of a cutting plate on the structure of the present invention;

fig. 3 is a schematic three-side view of the structural support frame of the present invention.

In the figure: 1. a first support frame; 2. a first electric telescopic rod; 3. a first roller; 4. a second roller; 5. a cross bar; 6. a third roller; 7. a fourth roller; 8. a second support frame; 9. a second clamping rod; 10. a meter counter; 11. a slideway; 12. a third support frame; 13. a motor; 14. a support table; 15. a motor; 16. a double-end screw rod; 17. an upper cutting plate; 18. a lower fixing plate; 19. a transmission belt; 20. a movable groove; 21. a balancing weight; 22. a first spring; 23. pulling a rope; 24. a cutting knife; 25. a second spring; 26. a third spring; 27. a pulley; 28. a second electric telescopic rod; 29. and a first clamping rod.

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.

Referring to fig. 1-3, an automatic enameled wire processing device for manufacturing a motor coil comprises a support frame 1, wherein two sides of the top end of an inner cavity of the support frame 1 are fixedly connected with an electric telescopic rod 2, the height of a cross rod 5 fixedly connected with the electric telescopic rod 2 can be changed by the expansion and contraction of the electric telescopic rod 2, the cross rod 5 drives a roller wheel 3 connected with the cross rod to move, the distance between the roller wheel 3 and a roller wheel 4 is changed, so that the tightness of the enameled wire can be conveniently adjusted, the bottom of the electric telescopic rod 2 is fixedly connected with the top of one end of the cross rod 5, the other end of the cross rod 5 is fixedly connected with the middle part of one side of the roller wheel 3, the two sides of the middle part of the inner cavity of the support frame 1 are fixedly connected with another cross rod 5, the other end of the another cross rod 5 is fixedly connected with the middle part of one side of the roller wheel 4, the ground on the right side of the first support frame 1 is fixedly connected with a slide rail 11, the top of the slide rail 11 is movably connected with a support table 14, the support table 14 can move on the slide rail 11 through the arrangement of the slide rail 11 and the support table 14, the winding of an enameled wire is convenient, two sides of the top of the support table 14 are both movably connected with double-head screws 16, the top ends of the two double-head screws 16 are respectively in threaded connection with one end of an upper cutting plate 17, the bottom ends of the two double-head screws 16 are respectively in threaded connection with one end of a lower fixed plate 18, the outer rings of the bottom ends of the two double-head screws 16 are both fixedly connected with rotating wheels, the outer rings of the rotating wheels are wound with a transmission belt 19, the two rotating wheels are in transmission connection through the transmission belt 19, the middle part of the bottom of the upper cutting plate 17 is provided with a movable groove 20, through the arrangement of a transmission belt 19, the rotation of one double-end lead screw 16 can drive the rotation of the other double-end lead screw 16 through the transmission belt 19, the cooperation of the two double-end lead screws 16 can enable an upper cutting plate 17 and a lower fixing plate 18 to be far away from or close to each other, thereby facilitating the cutting of the enameled wire, the ground on the right side of the first support frame 1 is fixedly connected with a second support frame 8, two sides of the top end of the inner cavity of the second support frame 8 are fixedly connected with another cross rod 5, the other end of the other cross rod 5 is movably connected with the middle part of one surface of a fourth roller 7, the left side of the top end of the second support frame 8 is fixedly connected with a meter counter 10 which can measure the length of the enameled wire, thereby facilitating the winding of the enameled wire, the height of the enameled wire can be controlled through the cooperation of the third roller 6 and the fourth roller 7, motor 13 is inlayed to one side on support frame three 12 top, motor 13's output shaft end runs through the lateral wall of support frame three 12 and extends to the inner chamber of support frame three 12, and motor 13's output shaft and support frame three 12's lateral wall looks swing joint, motor 13's output shaft end fixedly connected with kelly 29, the opposite side swing joint on support frame three 12 top has kelly two 9, the height of kelly two 29 and the second 9 central lines of kelly is the same, slide 11 is located the inboard of support frame two 8 and support frame three 12, the spool of winding enameled wire and the other end joint of kelly 29, through the setting of motor 13, motor 13's rotation can drive the kelly 29 rotation of being connected mutually with it, the spool rotation of kelly one 29 can drive the winding enameled wire, be convenient for the rolling of enameled wire.

Wherein, the top of the second roller 4 and the bottoms of the third roller 6 and the fourth roller 7 are at the same height.

Wherein, motor 15 is inlayed to one side at brace table 14 top, and motor 15's output shaft end and a double-end lead screw 16's bottom fixed connection, through motor 15's setting, motor 15's rotation can drive the double-end lead screw 16 rotation of being connected mutually with it, the cutting machine rolling of the enameled wire of being convenient for.

Wherein, one side fixedly connected with electric telescopic handle two 28 at slide 11 top, the other end of electric telescopic handle two 28 and the middle part looks fixed connection of brace table 14 one side, through the setting of electric telescopic handle two 28, the flexible brace table 14 that can drive of electric telescopic handle two 28 moves on slide 11, can change the distance between cutting knife 24 and kelly 29, the rolling of the enameled wire of being convenient for.

Wherein, both sides of the inner cavity of the movable groove 20 are fixedly connected with connecting plates, both sides of the bottom of the connecting plates are fixedly connected with a first spring 22, the other end of the first spring 22 is fixedly connected with the top of the counterweight 21, the middle part of the top of the counterweight 21 is fixedly connected with a pull rope 23, the other end of the pull rope 23 penetrates through the connecting plates and extends to the upper part of the connecting plates, the other end of the pull rope 23 is fixedly connected with the top of the cutting knife 24, the pull rope 23 is movably connected with the connecting plates, both sides and the middle part of the top end of the inner cavity of the movable groove 20 are movably connected with pulleys 27, the pull rope 23 is wound on the outer side of the pulleys 27, both sides of the top of the cutting knife 24 are fixedly connected with a second spring 25, the other end of the second spring 25 is fixedly connected with the top of the inner cavity of the movable groove 20, through the arrangement of each, the resilience force of the second spring 25 pushes the cutting knife 24 downwards, the cutting knife 24 can cut the enameled wire, when the upper cutting plate 17 is separated from the lower fixing plate 18, the counterweight 21 moves downwards under the action of gravity, the counterweight 21 pulls the pull rope 23 downwards, the other end of the pull rope 23 pulls the cutting knife 24 upwards, and the cutting knife 24 moves upwards to the movable groove 20.

Wherein, the other end of the second clamping rod 9 extends to the outside of the third support frame 12, the middle part fixedly connected with pull rod of the other end of the second clamping rod 9, the outside fixedly connected with spacing ring of the other end of the second clamping rod 9, the even fixedly connected with spring three 26 in the inboard of spacing ring, the other end of spring three 26 and the lateral wall of the third support frame 12 are mutually fixedly connected, through the setting of the second clamping rod 9, the user can outwards stimulate the second clamping rod 9, the distance between the second clamping rod 9 and the first clamping rod 29 is increased, and the reel and the other end of the first clamping rod 29 are conveniently connected in a clamping manner.

Wherein, the cross-sectional area of the clamping rod II 9 is smaller than that of the clamping rod I29, and the support platform 14 can be telescopic.

An automatic processing method of an enameled wire for manufacturing a motor coil comprises the following steps:

the first step is as follows: the worker adjusts the extension and retraction of the electric telescopic rod I2 according to the requirement, the extension and retraction of the electric telescopic rod I2 can change the height of a cross rod 5 fixedly connected with the electric telescopic rod I2, the cross rod 5 drives a roller I3 connected with the electric telescopic rod I to move, the distance between the roller I3 and a roller II 4 is changed, and the tightness of an enameled wire can be conveniently adjusted;

the second step is that: the worker clamps the reel for winding the enameled wire with the other end of the clamping rod I29, the worker penetrates the enameled wire from the inner sides of the roller I3 and the roller II 4, the other end of the enameled wire is fixed with one side of the reel, the top of the enameled wire is in contact with the bottoms of the roller III 6 and the roller IV 7, and the enameled wire is positioned on the inner sides of the upper cutting plate 17 and the lower fixing plate 18;

the third step: starting a motor 13 and a meter counter 10, wherein the rotation of the motor 13 drives a first clamping rod 29 fixedly connected with the motor to rotate, the rotation of the first clamping rod 29 drives a reel for winding an enameled wire to rotate, the enameled wire is wound on the reel, and the meter counter 10 measures the winding length of the enameled wire on the reel in the winding process of the enameled wire;

the fourth step: when the length of the enameled wire is proper, the motor 13 stops rotating, a control system in the device controls the motor 15 to rotate, the motor 15 drives a double-end screw rod 16 fixedly connected with the motor 15 to rotate, the rotating double-end screw rod 16 drives the other double-end screw rod 16 to rotate through a transmission belt 19, the upper cutting plate 17 and the lower fixing plate 18 are close to each other due to the matched use of the two double-end screw rods 16, when the upper cutting plate 17 is in contact with the lower fixing plate 18, the balancing weight 21 moves to the inner cavity of the movable groove 20 under the action of extrusion force, the resilience force of the second spring 25 pushes the cutting knife 24 downwards, and the cutting knife 24 can cut off the enameled;

the fifth step: a control system in the device controls a second electric telescopic rod 28 to extend and a support table 14 to contract, a double-end screw rod 16 is positioned below a fourth roller 7, the second electric telescopic rod 28 pushes the support table 14 to move towards a reel, and a motor 13 rotates in the extension process of the second electric telescopic rod 28, and the motor 13 winds the enameled wire on the surface of the enameled wire;

and a sixth step: control system control motor 15 antiport in this equipment goes up cutting board 17 and 18 separations of bottom plate, and the spool after the rolling is taken off to the staff to when fixing the other end of enameled wire on the spool after changing new spool, two 28 contractions of control system control electric telescopic handle in this equipment, two 28 drive brace table 14 of electric telescopic handle get back to initial position department, and brace table 14 resumes to initial height, and the enameled wire can be rolled up again to this equipment.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.