JP2000260649A - Drum braking coil winding machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a small-sized, highly operable, stable coil winding machine capable of fabricating various types of coils easily by facilitating replacement of a coiling wire material. SOLUTION: In a coil winding machine comprising a wire material pay-out section A for paying out a wire material wound around a drum, and a coil winding section B for winding the paid-off wire material into a coil, the sections A and B are installed to a machine table with the section A located under the section B. A drum mounting shaft 4 is cantilevered. The shaft 4 and a coil winding shaft 3 are directly connected to motors 5A and 5B, respectively. A lead forwarding screw 7 is also provided. The wire material is coiled through a guide roller 7a coupled to the lead forwarding screw 7.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a drum brake coil winding machine. More specifically, the invention of this application relates to a drum brake coil winding machine useful for manufacturing high power pulse magnets.

[0002]

2. Description of the Related Art It is well known that various kinds of coils have been widely used in electric equipment, electronic equipment, energy equipment and the like, and such coils are conventionally used by coil winding machines. It is manufactured by winding a variety of wires around a coil winding shaft. Such a conventional coil winding machine generally uses a modified lathe or a machine having a structure similar to a lathe. For example, a conventional coil winding machine for a high-power pulse magnet includes, as illustrated in FIG. 3, a wire feeding portion (A) and a coil winding portion (B). A wire rod (50) having an insulating tape coated on the outside is wound around a shaft (52) of a drum (51), and the wire rod feeding part (A) and the coil winding part (B) are rotated, whereby the wire rod (50) is rotated. ) Is wound around the winding shaft (53) of the coil winding part (B). At this time, generally, a coil lead feed function for moving the coil winding portion (B) in the vertical direction (z direction) with respect to the paper surface of FIG. 3 is provided, and the coil is wound uniformly around the coil winding shaft (53). Have to be able to.

However, among such conventional coil winding machines, particularly in a coil winding machine for a high-power pulse magnet used for energy equipment, a wire feeding portion (A) and a coil winding portion ( B) has many indirect drives such as belts, chains and gears,
It has an intricate and complicated structure, and is therefore very large and heavy, and has difficulty in operability.

Further, in the conventional apparatus as shown in FIG. 3, a drum (51) around which a wire (50) is wound is used.
The shaft (52) is supported at both ends of the shaft. When exchanging a wire, it is necessary to remove hooks at both ends of the shaft, take out the shaft, and replace the wire. There were things that could not be measured.

Therefore, to date, particularly in a coil winding machine for a high power pulse magnet, a coil winding machine which is small in size, has excellent operability, can secure a wide range of work sites, and can easily exchange coil wires. Despite the strong demand for a machine, to date no satisfactory coil winding machine has been available. The invention of this application has been made to solve the above-mentioned drawbacks of the prior art, and has an object to provide a winding machine that is small, has excellent operability, and facilitates replacement of a coil wire. .

[0006]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention is directed to a wire feeder for drawing out a wire wound on a drum, and a coil winding portion for winding the drawn wire around a coil. In the coil winding machine equipped with the above, the wire feeding part is arranged almost directly below the coil winding part, the drum mounting shaft of the wire feeding part is cantilever supported, and the drum mounting shaft and the coil winding shaft are directly connected to the motor And a separate guide roller receiving the load to prevent a tension load from being strongly applied to the lead feed screw when winding the coil. I will provide a.

Further, in the invention of this application, in the above-mentioned drum braking coil winding machine, the lead feed screw for winding the coil and the guide roller connected to the lead feed screw are located in front of the coil winding shaft, A drum brake coil winding machine (Claim 2) characterized in that an input roller is disposed further in front of the coil winding shaft, the positional relationship between the coil winding shaft, the guide roller, and the input roller is as follows.
A drum braking coil winding machine (claim 3), which is provided on one side of the machine base and has an angle formed by a coil winding shaft, an input roller, and a guide roller of 20 degrees or less, A drum braking coil winding machine wherein a motor directly connected to the drum mounting shaft and the coil winding shaft reverses the directions of rotation of each other to arbitrarily control the tension of the coil when winding the coil. A drum brake coil winding machine (Claim 5) characterized in that one end of the coil winding shaft is fixed by supporting bolts with a donut-shaped cylindrical body clamp and the other end is supported by a pillow type roller bearing. A drum brake coil winding machine (Claim 6) characterized in that a holding roller capable of pendulum movement is mounted on the outer periphery of a wire rod of a drum, and a drum brake coil characterized by mounting a caster in a lower portion. Winding The (Claim 7), further also provides a drum brake coil winding machine, characterized in that to manufacture a coil magnet (claim 8).

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS In the invention of this application, the arrangement of the wire feeding portion and the coil winding portion with respect to the machine base is improved, and the driving of the coil winding portion and the wire feeding portion is performed. All are directly connected to the motor, realizing miniaturization and improved operability.

Further, since the shaft of the wire feeding portion is cantilevered, it is possible to easily replace the coil wire drum. More specifically, the intermediate operating mechanisms such as belts, chains, and gears used in conventional coil winding machines are completely abolished, and all the drives of the coil winding section and the wire rod feeding section are directly connected to the motor. With the structure, the coil winding part and the wire feeding part are arranged on one side and arranged vertically, achieving miniaturization and improved operability.

[0010] Such miniaturization and operability improvement can be realized by providing a separate input roller for receiving a load in order to prevent a tension load from being strongly applied to the lead feed screw when winding the coil. However, an input roller having such a purpose does not exist in a conventional apparatus. Still further, according to the present invention, since the wire feeding shaft is cantilevered, the coil wire wound around the drum can be easily replaced, and the hooks at both ends of the shaft can be removed and the coil wire can be replaced as before. No longer need to do.

Further, in the drum braking coil winding machine according to the present invention, the lead feed screw for winding the coil and the guide roller connected to the lead feed screw are located in front of the coil winding shaft. Further, an input roller may be provided in the front, and with such an arrangement, it is possible to further prevent a tension load from being applied to the lead feed screw when winding the coil.

Further, in the drum braking coil winding machine of the present invention, the positional relationship between the coil winding shaft, the guide roller, and the insertion roller exists in an aligned manner on one side of the machine base. Further, the angle formed by the guide roller connected to the lead feed screw may be equal to or less than 20 degrees. With such an arrangement, a tension load is not further applied to the lead feed screw when winding the coil. It becomes possible.

Still further, in the drum braking coil winding machine of the present invention, the motors directly connected to the drum mounting shaft and the coil winding shaft reverse the rotation directions of each other to arbitrarily control the tension of the coil when winding the coil. May be. Further, in the present invention, one end of the coil winding shaft may be fixed by supporting bolts with a donut-shaped cylindrical clamp, and the other end may be supported by a pillow-type roller bearing, and the pillow-type roller bearing slides in the axial direction. It is possible to cope with any length of coil winding shaft, and by adopting such a structure, it is possible to simplify the coil winding shaft and eliminate all obstacles around the chuck. Is significantly improved.

Further, in the drum braking coil winding machine according to the present invention, a holding roller capable of pendulum movement may be provided on the outer periphery of the wire rod of the drum. Of the coil can be prevented beforehand. Further, in the drum braking coil winding machine of the present invention, the lower portion may have adjustable support legs and may be equipped with casters. By installing such casters, mobility is remarkably improved. .

Hereinafter, the present invention will be described in more detail with reference to examples.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A drum braking coil winding machine according to the present invention can be shown as one embodiment shown in FIGS. 1 and 2, for example. The drum braking coil winding machine is roughly divided into a wire feeder (A) for drawing out a wire (2) wound on a drum (1), and a coil winding shaft (3) for drawing the drawn wire (2). And a coil winding portion (B) wound around the coil.

The wire feeding portion (A) has a drum attaching / detaching shaft (4) and a servomotor (5A), and the drum attaching / detaching shaft (41) is cantilevered on a side surface of the machine base (14). The servo motor (5A) is installed on the other side of the machine base, and the drum attaching / detaching shaft (4) and the servo motor (5A) are directly connected by a coupling (6A).

The coil winding part (B) has a coil winding shaft (3) and a servomotor (5B) as installed on the machine base (14), and is directly connected by a coupling (6B). ing. The wire feeding portion (A) is provided below the coil winding portion (B), and the drum mounting shaft is positioned below the coil winding shaft on one side of the machine base (14).
The wire feed servomotor (5A) is positioned below the coil winding servomotor (5B) on the other side.

The two servo motors (5A) and (5B)
Are designed to be able to arbitrarily control the tension of the coil when the coil is wound by reversing the rotation directions. Further, the drum braking coil winding machine of the present invention can include a feed screw (7), a guide roller (7a), and an incoming roller (8). In this case, the lead feed screw (7) for winding the coil and The lead feed screw (7)
Is preferably located in front of the coil winding shaft (3), and further in front of the guide roller (7a) and the coil winding shaft (3), the input roller (7a). 8) may be deployed.

In this embodiment, the wire pulled out from the wire feeding portion (A) is once pulled through the input roller (8). The wire can be pulled almost without hanging on 7), and the lead feed screw (7) can be operated with a light force. Further, in the invention of this embodiment, the positional relationship between the coil winding shaft (3), the guide roller (7a) connected to the lead feed screw (7), and the incoming roller (8) is shown in FIG. When the angle (α) formed between the coil winding shaft (3), the input roller (8), and the guide roller (7a) increases, the operation becomes heavy due to the tension load of the wire acting on the lead feed screw (7). Therefore, α is desirably 20 degrees or less.

In the present invention, one end of the coil winding shaft (3) has a coil winding servomotor (5B).
Are connected by a coupling (6B) to a rotating shaft supported by a base, and are fixed by a supporting bolt with a donut-shaped cylindrical clamp (9) so as to be integrally rotated by a supporting bolt. The other end may be further supported by a pillow type roller bearing (10).
In the case of this pillow type roller bearing (10), since it can slide in the axial direction, it can correspond to an arbitrary shaft length of the coil winding shaft (3).

In the present invention, the drum (1)
In order to prevent danger when the wire (2) wound around
A press roller (11) capable of pendulum movement is installed on the outer periphery of the wire (2) of the drum (1), and the wire can be pressed by the weight of the press roller (11).
Further, the lower part of the drum brake coil winding machine of the present invention is provided with a supporting leg (13) whose height can be adjusted, but a caster (12) may be mounted. ) Makes it possible to easily move the drum brake coil winding machine.

[0023]

As described in detail above, the present invention provides a stable winding machine that is small in size, has excellent operability, and facilitates replacement of coil wires, so that a wide variety of coils can be easily manufactured and stable. Can be easily performed.

[Brief description of the drawings]

FIG. 1 is a front view of a drum braking coil winding machine according to the present invention.

FIG. 2 is a side view of the drum brake coil winding machine according to the present invention as viewed from the direction of arrows AA in FIG. 1;

FIG. 3 is a schematic view showing a conventional coil winding machine.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Drum 2 Wire rod 3 Coil winding shaft 4 Drum mounting shaft 5A Driving motor for feeding wire 5B Coil driving motor 6A Coupling for feeding wire 6B Coil winding coupling 7 Coil lead feed screw 7a Guide roller 7b Lead feed screw Handle 8 Insertion roller 9 Clamp 10 Pillow type roller bearing 11 Press roller 12 Caster 13 Support leg 14 Machine base 50 Wire rod 51 Drum 52 axis 53 Winding axis

 ────────────────────────────────────────────────── ─── Continuing from the front page (72) Inventor Kaneaki Sakamoto 1-2-1, Sengen, Tsukuba, Ibaraki Pref. F-term (Reference) 5A002 AA01 AA06 AA09

Claims (8)

[Claims] 1. A coil winding machine comprising: a wire feeder for drawing a wire wound on a drum; and a coil winding unit for winding the drawn wire around a coil. Is installed on the machine base, the wire feeding part is arranged below the coil winding part, the drum mounting shaft of the wire feeding part is cantilever supported, the drum mounting shaft and the coil winding shaft are directly connected to the motor, respectively,
A drum brake coil winding machine comprising a lead feed screw and winding the coil via a guide roller directly connected to the lead feed screw when winding the coil. 2. The drum brake coil winding machine according to claim 1, wherein the lead feed screw for winding the coil and a guide roller connected to the lead feed screw are positioned forward of the coil winding shaft in the winding direction. A drum braking coil winding machine, further comprising an input roller located further forward of the coil winding shaft in the winding direction. 3. The drum braking coil winding machine according to claim 1, wherein a positional relationship between the coil winding shaft, the guide roller, and the input roller is substantially aligned, and the coil winding shaft, the input roller, and The angle between the guide roller and
A drum braking coil winding machine characterized in that the angle is set to 20 degrees or less. 4. The drum braking coil winding machine according to claim 1, wherein the motors directly connected to the drum mounting shaft and the coil winding shaft have opposite rotation directions to each other so that the tension of the coil when the coil is wound. A drum braking coil winding machine characterized by arbitrarily controlling the above. 5. The drum braking coil winding machine according to claim 1, wherein one end of the coil winding shaft is fixed to a supporting bolt with a donut-shaped cylindrical clamp, and the other end is a pillow type roller bearing. A drum braking coil winding machine characterized in that it is supported by a. 6. The drum braking coil winding machine according to claim 1, wherein a pressing roller capable of pendulum movement is mounted on an outer periphery of a wire rod of the drum. Winding machine. 7. The drum brake coil winding machine according to claim 1, wherein a caster is mounted on a lower portion in addition to the adjusting leg. . 8. The method of claim 1, 2, 3, 4, 5, 6, or 7.
A drum braking coil winding machine, wherein a magnet coil is manufactured.