CN211942063U

CN211942063U - Current transformer polyester film corner forming device

Info

Publication number: CN211942063U
Application number: CN202020607258.9U
Authority: CN
Inventors: 尹承帅; 苗辰; 冯立文; 贾元银
Original assignee: Shandong Taikai High Volt Switchgear Co Ltd
Current assignee: Shandong Taikai High Volt Switchgear Co Ltd
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2020-11-17
Anticipated expiration: 2030-04-22

Abstract

A current transformer polyester film corner forming device comprises a storage mechanism driving device, a driven wheel frame and a driving wheel; the material storage mechanism and the driving device are both arranged on the rack; an output shaft of the driving device is connected with the driving wheel; the driven wheel is rotatably arranged on the frame; the rotating central shafts of the driving wheel and the driven wheel are parallel, and a vertical edge forming channel is arranged between the outer arc surface of the driving wheel and the outer arc surface of the driven wheel; an annular boss is arranged on the outer arc surface of the driving wheel; a transverse edge forming channel is arranged between the end faces of the annular boss and the driven wheel; the transverse edge forming channel and the vertical edge forming channel are vertically arranged and communicated to form a right-angle forming channel. The utility model discloses can replace artifical preparation right angle polyester film, both improve production efficiency, eliminated the hidden danger that the staff was by the fish tail again.

Description

Current transformer polyester film corner forming device

Technical Field

The utility model relates to a power transmission and transformation equipment field especially involves a current transformer polyester film corner forming device.

Background

The current transformer is an important component of a high-voltage switch combined electrical appliance, is widely applied in the power switch industry, and meanwhile, an iron core inner wrapping link is a necessary operation flow of the current transformer, and an iron core edge is sharp and an enameled wire is easy to cut, so that the performance and parameters of the transformer are seriously influenced, and the short-plate problem exists in the industry.

Current transformer product is carrying out the endocyst operation in-process, because silicon steel sheet material iron core edges and corners is very sharp cuts open the enameled wire easily, according to the technological requirement, need add the round film at edges and corners and carry out the anti-cutting broken protection, need be earlier before this film uses and fold it into the right angle pattern through manual with it, this process is the mode of taking the manpower to prepare at present, prepare in the middle of the process because the film is comparatively sharp, very easily cut open the finger, there is the potential safety hazard, and simultaneously, the manual work is prepared and is wasted time and energy, still there is certain cleanliness factor risk, the present urgent need look for a new scheme and carry out the preparation of right angle polyester film.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For the technical problem who exists among the solution background art, the utility model provides a current transformer polyester film corner forming device replaces artifical preparation right angle polyester film, has both improved production efficiency, has eliminated the hidden danger that the staff was by the fish tail again.

(II) technical scheme

The utility model provides a current transformer polyester film corner forming device, which comprises a material storage mechanism, a driving device, a driven wheel, a frame and a driving wheel;

the material storage mechanism and the driving device are both arranged on the rack; an output shaft of the driving device is connected with the driving wheel; the driven wheel is rotatably arranged on the frame; the rotating central shafts of the driving wheel and the driven wheel are parallel, and a vertical edge forming channel is arranged between the outer arc surface of the driving wheel and the outer arc surface of the driven wheel; an annular boss is arranged on the outer arc surface of the driving wheel; a transverse edge forming channel is arranged between the end faces of the annular boss and the driven wheel; the transverse edge forming channel and the vertical edge forming channel are vertically arranged and communicated to form a right-angle forming channel.

Preferably, the frame is rotatably provided with a limiting wheel tangent with the driven wheel; the limiting wheel and the driving wheel are respectively positioned at two sides of the driven wheel, and the rotating central shafts of the limiting wheel, the driven wheel and the driving wheel are coplanar.

Preferably, a bottom plate is arranged on the frame; a first transition plate and a second transition plate are arranged on the bottom plate; the first transition plate is provided with a first transition hole which is communicated along the raw material conveying direction; the second transition plate is provided with a second transition hole which is communicated along the raw material conveying direction; the first transition hole and the second transition hole are oppositely arranged along the raw material conveying direction; the first transition hole is a vertical strip hole; the second transition hole is an inverted V-shaped hole.

Preferably, two first transition holes are arranged on the first transition plate side by side; two second transition holes are arranged on the second transition plate side by side.

Preferably, the storage mechanism comprises a film roll sleeve rod rotatably arranged on the machine frame and a storage disc arranged on the film roll sleeve rod.

Preferably, the height of the top surface of the storage disc is lower than that of the bottom end of the vertical side channel of the film.

Preferably, the driving device is a variable frequency motor with an output shaft connected with a wheel shaft of the driving wheel.

Preferably, the anti-scratch film is paved on the working table top of the frame.

Compared with the prior art, the above technical scheme of the utility model following profitable technological effect has: when the utility model is used, the film roll is placed on the material storage mechanism, one end of the film roll is led out and then passes through the space between the driving wheel and the driven wheel, the output shaft of the driving device drives the driving wheel to rotate, and the friction of the driving wheel and the driven wheel to the film is utilized to drive the film to be conveyed; simultaneously, because horizontal limit shaping passageway and perpendicular limit shaping passageway mutually perpendicular, after the film passes through from horizontal limit shaping passageway and perpendicular limit shaping passageway, enable the film and form the right angle film, realized that the shaping of right angle polyester film is prepared, improved production efficiency, eliminated the potential safety hazard that the staff was by the film fish tail simultaneously.

Drawings

Fig. 1 is a schematic structural diagram of a current transformer mylar corner forming device according to the present invention.

Fig. 2 is a top view of the structure of the device for forming the corners of the mylar of the current transformer according to the present invention.

Fig. 3 is a schematic structural diagram of a first transition plate in a current transformer mylar corner forming device according to the present invention.

Fig. 4 is a schematic structural diagram of a second transition plate in the current transformer mylar corner forming device according to the present invention.

Fig. 5 is a schematic structural diagram of a driven wheel, an active wheel, a horizontal edge forming channel, a vertical edge forming channel and a limiting wheel in the current transformer mylar corner forming device provided by the utility model.

Reference numerals: 1. a material storage mechanism; 2. a first transition plate; 3. a second transition plate; 4. a drive device; 5. a driven wheel; 6. a frame; 7. a driving wheel; 8. a base plate; 9. a second transition hole; 10. a first transition hole; 11. forming a channel on the transverse edge; 12. forming a channel by a vertical edge; 13. and a limiting wheel.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-5, the device for forming the corners of the mylar of the current transformer provided by the present invention comprises a material storage mechanism 1, a driving device 4, a driven wheel 5, a frame 6 and a driving wheel 7;

the material storage mechanism 1 and the driving device 4 are both arranged on the frame 6; the output shaft of the driving device 4 is connected with the driving wheel 7; the driven wheel 5 is rotationally arranged on the frame 6; the rotating central shafts of the driving wheel 7 and the driven wheel 5 are parallel, and a vertical edge forming channel 12 is arranged between the outer arc surface of the driving wheel 7 and the outer arc surface of the driven wheel 5; an annular boss is arranged on the outer arc surface of the driving wheel 7; a transverse edge forming channel 11 is arranged between the annular boss and the end face of the driven wheel 5; the transverse edge forming channel 11 and the vertical edge forming channel 12 are vertically arranged and communicated to form a right-angle forming channel.

When the utility model is used, a film roll is placed on the material storage mechanism 1, one end of the film roll is led out and then passes through the space between the driving wheel 7 and the driven wheel 5, the output shaft of the driving device 4 drives the driving wheel 7 to rotate, and the friction of the driving wheel 7 and the driven wheel 5 on the film is utilized to drive the film to be conveyed; simultaneously, because horizontal limit shaping passageway 11 and perpendicular limit shaping passageway 12 mutually perpendicular, after the film passes through from horizontal limit shaping passageway 11 and perpendicular limit shaping passageway 12, enable the film and form the right angle film, realized that the shaping of right angle polyester film is prepared, improved production efficiency, eliminated the potential safety hazard of staff by the film fish tail simultaneously.

In an alternative embodiment, a limiting wheel 13 tangent to the driven wheel 5 is rotatably arranged on the frame 6; the limiting wheel 13 and the driving wheel 7 are respectively positioned at two sides of the driven wheel 5, and the rotation central shafts of the limiting wheel 13, the driven wheel 5 and the driving wheel 7 are coplanar.

It should be noted that, in the arrangement of the optimization scheme, the limit wheel 13 is used for limiting the transverse swing of the driven wheel 5, so that the smooth passing of the film is ensured, and the slipping is avoided.

In an alternative embodiment, the frame 6 is provided with a bottom plate 8; the bottom plate 8 is provided with a first transition plate 2 and a second transition plate 3; the first transition plate 2 is provided with a first transition hole 10 which is communicated along the raw material conveying direction; the second transition plate 3 is provided with a second transition hole 9 which is communicated along the raw material conveying direction; the first transition hole 10 and the second transition hole 9 are oppositely arranged along the raw material conveying direction; the first transition holes 10 are vertical bar holes; the second transition hole 9 is an inverted V-shaped hole.

It should be noted that the first transition plate 2 and the second transition plate 3 are both arranged on the bottom plate 8, then the bottom plate 8 is installed on the frame 6, and the first transition plate 2, the second transition plate 3 and the bottom plate 8 are integrally arranged, so that the alignment difficulty of the first transition hole 10 and the second transition hole 9 is reduced, the alignment accuracy of the first transition hole 10 and the second transition hole 9 is improved, the bending degree of the film in the conveying direction is reduced, and the conveying resistance of the film is reduced. During production, earlier with the film fifty percent discount, the film after making the fifty percent discount passes the vertical strip hole in first transition hole 10 to realized that film both sides contained angle from zero to the acute angle, then to the right angled plastic, pass through the second transition hole 9 in the shape of falling V hole again, made the film before getting into the right angle shaping passageway, carried out the acute angle shaping earlier, then carried out the right angle shaping through the right angle shaping passageway again, thereby reduced the bounce-back after the right angle shaping.

In an alternative embodiment, two first transition holes 10 are arranged side by side on the first transition plate 2; two second transition holes 9 are arranged side by side on the second transition plate 3.

It should be noted that, two first transition holes 10 and two second transition holes 9 are provided, and correspond to each other; after the film roll is placed on the storage mechanism 1, no matter how the film roll is placed, the movable end of the film roll is provided with a first transition hole 10 corresponding to the movable end, so that the placement requirement of the film roll is reduced, and the film roll is more convenient to use.

In an alternative embodiment, the storage mechanism 1 comprises a film roll bar rotatably disposed on the frame 6 and a storage tray disposed on the film roll bar.

It should be noted that the film roll sleeve is sleeved on the film roll sleeve rod and supported by the material storage disc, and the film roll sleeve rod rotates in the film roll conveying process, so that the material storage disc and the film roll are driven to rotate, and the unreeling resistance is reduced.

In an alternative embodiment, the top of the magazine is lower than the bottom of the vertical edge forming channels 12.

It should be noted that, the setting of this optimization scheme avoids film and storage tray to produce the interference in the transportation, further reduces film and carries the resistance.

In an alternative embodiment, the driving device 4 is a variable frequency motor with an output shaft connected with the wheel shaft of the driving wheel 7.

It should be noted that, this optimization scheme adopts inverter motor as drive arrangement 4, can adjust film conveying speed as required, satisfies different production requirements.

In an alternative embodiment, the countertop of the frame 6 is lined with a scratch resistant film.

It should be noted that, this optimization scheme is through setting up and preventing drawing the membrane, avoids 6 fish tail film surfaces of frame, conveniently clears up the piece that drops in the production process simultaneously.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A current transformer polyester film corner forming device is characterized by comprising a material storage mechanism (1), a driving device (4), a driven wheel (5), a rack (6) and a driving wheel (7);

the material storage mechanism (1) and the driving device (4) are both arranged on the rack (6); an output shaft of the driving device (4) is connected with the driving wheel (7); the driven wheel (5) is rotationally arranged on the frame (6); the rotating central shafts of the driving wheel (7) and the driven wheel (5) are parallel, and a vertical edge forming channel (12) is arranged between the outer arc surface of the driving wheel (7) and the outer arc surface of the driven wheel (5); an annular boss is arranged on the outer arc surface of the driving wheel (7); a transverse edge forming channel (11) is arranged between the annular boss and the end face of the driven wheel (5); the transverse edge forming channel (11) and the vertical edge forming channel (12) are vertically arranged and communicated to form a right-angle forming channel.

2. The current transformer mylar corner forming device according to claim 1, wherein a limiting wheel (13) tangent to the driven wheel (5) is rotatably arranged on the frame (6); the limiting wheel (13) and the driving wheel (7) are respectively positioned at two sides of the driven wheel (5), and the rotating central shafts of the limiting wheel (13), the driven wheel (5) and the driving wheel (7) are coplanar.

3. The current transformer mylar corner molding apparatus according to claim 1, wherein the frame (6) is provided with a bottom plate (8); a first transition plate (2) and a second transition plate (3) are arranged on the bottom plate (8); the first transition plate (2) is provided with a first transition hole (10) which is communicated along the raw material conveying direction; a second transition hole (9) which is communicated along the raw material conveying direction is arranged on the second transition plate (3); the first transition hole (10) and the second transition hole (9) are oppositely arranged along the raw material conveying direction; the first transition hole (10) is a vertical strip hole; the second transition hole (9) is an inverted V-shaped hole.

4. The mylar corner molding apparatus for a current transformer according to claim 3, wherein the first transition holes (10) are provided in two side by side on the first transition plate (2); two second transition holes (9) are arranged on the second transition plate (3) side by side.

5. The current transformer mylar corner forming device according to claim 1, wherein the storage mechanism (1) comprises a film roll sleeve rod rotatably arranged on the frame (6) and a storage disc arranged on the film roll sleeve rod.

6. The current transformer mylar corner molding apparatus as recited in claim 5, wherein the top surface of the material storage tray is lower than the bottom of the vertical side channel.

7. The mylar corner forming device for the current transformer as recited in claim 1, wherein the driving means (4) is a variable frequency motor having an output shaft connected to a wheel shaft of the driving wheel (7).

8. The current transformer mylar corner molding apparatus as claimed in claim 1, wherein a scratch-proof film is laid on the work table of the frame (6).