JPH071746B2 - Coil manufacturing equipment - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a coil manufacturing apparatus used for manufacturing an inductance component.

2. Description of the Related Art In a conventional winding device, as shown in FIG. 8, a nozzle 80 is fixed to a nozzle holder 81, and the nozzle holder 81 is fixed to an XY position.
The nozzle 80 is fixed to the tip of a holder arm 83 attached to the Z table 82 so that the nozzle 80 can freely move in the XYZ directions. The bobbin 85 for winding the wire rod 84 is held by a winding shaft 90 driven by a winding motor 86 via toothed pulleys 87, 88 and a toothed belt 89 and is rotatable. The wire rod 84 is unwound from the spool 91 and the guide rollers 92, 9
It is guided to the nozzle 80 through 3. The end of the wire rod 84 is held by the wire holding chuck 94 while the nozzle 80 and the bobbin 85 are held.
Winding is done by rotating.

In such a winding device, in the manufacture of the inductance component, in order to perform winding of different kinds of wire rods in the winding process, the bobbin 85 is transferred to another winding device or the nozzle 80 is converted. A mechanism was needed.

As shown in FIG. 8, the conventional winding device is only the winding of the wire rod 84, and in order to complete the coil, the work of attaching the other windings is performed in a separate process, and in the subsequent process, a taping machine,
A soldering machine and a coil inspection machine were needed.

DISCLOSURE OF THE INVENTION Problems to be Solved by the Invention In a conventional winding device, when winding different kinds of wire,
A supply / extraction mechanism and a transport mechanism for each winding device are required, and also when exchanging the nozzle, an exchanging mechanism is required, and there are major problems regarding product type switching and reliability.

The conventional coil manufacturing system requires a supply / extraction mechanism and a transfer mechanism to each facility, which causes major problems regarding product type switching and reliability, and has extremely high reliability that does not affect each facility. There was a problem that would hinder actual production activities if there was no nature.

INDUSTRIAL APPLICABILITY The present invention enables winding and wiring by providing a drive system on the side of a winding shaft on which a bobbin is held, and also has a function of carrying and positioning without attaching and detaching the bobbin, and also has a taping portion and a solder. It has an attachment part, a lead wire cutting part, a terminal winding part, a winding pin rotating coil inspection part, and a bobbin and coil supply / accommodation part to improve the easiness of product type switching, reliability and economic efficiency, It aims to improve the reliability of coil manufacturing and shorten the lead time by processing all the steps of coil manufacturing with one equipment.

Means for Solving the Problems To solve the above problems, the present invention provides a nozzle that guides a wire rod, a wire holding chuck that holds the wire rod, and a rotatable winding shaft that holds a bobbin that winds the wire rod, Attach the wire chuck that holds the end of the wire and the winding mechanism and slide mechanism that allows the wire chuck to move in three dimensions, and within the operating range, taping part, soldering part, lead wire cutting part, and terminal winding part. The attachment unit and the coil inspection unit are configured.

Or, in order to solve the above problems, the present invention provides a nozzle that guides a wire rod, a wire holding chuck that holds the wire rod, a rotatable winding shaft that holds a bobbin that winds the wire rod, and this winding shaft is three-dimensional. It is attached to a slide mechanism that can move in any direction, and a taping portion, a soldering portion, a lead wire cutting portion, a terminal winding portion, and a coil inspection portion are configured within its operating range.

With such a configuration, in the manufacture of the inductance component, the transport positioning can be performed while the bobbin is held on the winding shaft, and different kinds of wire rods prepared within the movable range of the winding shaft can be sequentially wound. The coil can be manufactured by performing additional processing such as taping and soldering.

Embodiment An embodiment of the present invention will be described below with reference to the drawings. In FIGS. 1 and 2, the first rail 2 is fixed on the base 1, and the first rail 2 is used as a guide for the first rail 2.
By driving the motor 3, the first frame 7 that slides via the toothed pulley 4, the toothed belt 5, and the first ball screw 6.
Is provided, the second rail 8 is fixed on the first frame 7 in the direction orthogonal to the first rail 2, and the second motor 9 is driven by using the second rail 8 as a guide.
A second frame 11 that slides through a second ball screw 10 is provided, and a third rail 12 is fixed to the second frame 11 in a vertical direction orthogonal to the first rail 2 and the second rail 8. By driving the third motor 13 using the rail 12 as a guide, a third frame 18 that slides via the toothed pulleys 14 and 15, the toothed belt 16, and the third ball screw 17 is provided.
XY by frame 7, 2nd frame 11 and 3rd frame 18
A slide mechanism consisting of a Z table is constructed. The winding shaft 20 is supported by a winding shaft frame 21 fixed to the third frame 18, and is configured to be rotatable by a winding shaft motor 22 via toothed pulleys 23, 24 and a toothed belt 25. Further, the chuck holder 26 incorporated in the winding shaft 20 is driven by the fourth ball screw 28, the slide block 29, and the shaft 30 by the fourth motor 27 attached to the winding shaft frame 21,
It slides on and is positioned in the rotational direction by the key 31. The wire chuck 32 is fixed to the chuck holder 26 and can slide on the winding shaft 20 without rotating. Wire 33
The bobbin 34 for winding up is held by the winding shaft 20 and is freely movable in the XYZ directions and the rotation directions. A wire rod drawn from a spool 35 arranged on the base 1.
33 passes through guide rollers 36, 37 and is guided by a nozzle 39 fixed to a nozzle holder 38, and the tip of the wire 33 is held by a wire holding chuck 41 which is moved by a cylinder 40.

Next, the winding and wiring operations will be described with reference to FIGS. 3a, 3b, and 3c. First, as shown in FIG. 3A, the wire rod 33 fed from the nozzle 39 is gripped by one of the two wire chucks 32a, 32b by the XYZ and rotating operation of the winding shaft 20. Next, the wire holding chuck 41
3b, the terminal 42 to be wound on the bobbin 34 is moved to a position where the wire 33 can be wound by using a slide mechanism, and the wire 33 is wound around the terminal 42. And then wind the bobbin 34 by rotating the winding shaft 20.
Further, the terminal of the winding is wound around the terminal and held by the other wire chuck 32b as shown in FIG. 3c, and the wire holding chuck 41 is advanced and held between the nozzle 39 and the wire chuck 32b. . Next, the wire rod 33 is cut between the wire chuck 32b and the wire holding chuck 41, the winding shaft 20 and the wire rod 33 are separated, and the winding process for one coil is completed. As shown in FIG. 2, the nozzle 39
By installing a plurality of wire rods 33, preparing a plurality of wire rods 33, and moving the winding wire 20 in the same manner, winding and wiring can be performed one after another,
A large number of windings can be wound without attaching and detaching the bobbin 34.

For bobbins that are not wound around the terminals,
The wire can be similarly wound by holding the end of the wire 33 on the wire chuck 32 provided on the 20.

Next, as shown in FIG. 4, the bobbin 34 is positioned by the XYZ and the rotational movement of the winding shaft 20, and the bobbin 34 is tapped.
After sticking the tape 44 with 43, the winding shaft 20 is rotated to wind the tape 44 around the bobbin 34 any number of times, and the tape 44 is cut with the cutter 45.

In the case of a thick wire, as shown in FIG. 5, the bobbin 34 is positioned by the XYZ and rotating operation of the winding shaft 20, the terminal 42 is inserted into the hollow portion of the winding pin 45, and the winding pin 47 is used by the terminal winding portion 47. Rotate 46 to wind the coil lead around terminal 42.

Next, as shown in FIG. 6, the bobbin 34 is positioned by the XYZ and rotating operation of the winding shaft 20, and the terminal 42 on the bobbin 34 and the winding portion of the coil around the terminal are connected to the solder bath 49 of the soldering portion 48. Then, the lead portion of the coil and the terminal 42 are soldered.

Next, as shown in FIG. 7, the bobbin 34 is positioned by the XYZ and rotational movement of the winding shaft 20, the terminal 42 and the inspection terminal 50 are brought into contact with each other, and the coil inspection unit 51 determines whether the coil is good or bad.
The non-defective product is stored in the supply / extraction unit 52.

This arrangement relationship is as shown in FIG.
The taping portion 43, the terminal winding portion 47, the soldering portion 48, the coil inspection portion 51, and the supply / extraction portion 52 are arranged within the operation range of the slide mechanism that enables the movement in the three-dimensional direction.

Note that it is not necessary to arrange all of these functions on the base 1, and depending on another assembly system, a part of them may be arranged on the base 1 and the other may be combined with another device.

Further, in the present embodiment, the winding shaft 20 is a series, but the same applies to a case where a plurality of winding shafts 20 are provided.

Further, in the present embodiment, the movement of the winding axis is set to the three orthogonal directions (XYZ directions), but one of the three axes is made into a turning motion, and two axes orthogonal to the turning direction are provided on the turning motion. The same is true even if the axes can be operated in the XYθ directions, and it is a requirement that the winding axis including these can operate in three dimensions.

As described above, according to the present invention, by providing the drive system on the winding shaft side, it is possible to successively wind different kinds of wire rods without attaching and detaching the bobbin. This can be done only by changing the bobbin, and reliability is improved, and even if the nozzle is fixed, winding is possible, there is no relative movement between the wire supply unit and the nozzle, and there is no tension on the wire. Stabilize.

Furthermore, it is possible to store coil taping, coil winding of thick wires, soldering of coil leads and terminals, coil inspection and good products without removing and attaching the bobbin, and it is possible to manufacture coils with one machine. The manufacturing lead time can be shortened, and the reliability is further enhanced by inspecting at the same time as the coil winding, and the industrial value is extremely high.

[Brief description of drawings]

FIG. 1 is a side view of a winding device according to an embodiment of the present invention,
FIG. 2 is a plan view of the same, FIGS. 3a, 3b and 3c are explanatory views of the operation of the present invention, FIGS. 4 to 7 are perspective views of the relevant parts, and FIG. 8 is a side view of a conventional winding device. It is a figure. 1 ... Base, 2 ... First rail, 3 ... First motor,
7 ... First frame, 8 ... Second rail, 9 ... Second motor, 11 ... Second frame, 12 ... Third rail, 13 ...
3rd motor, 18 ... 3rd frame, 20 ... Reel, 21 ...
Reel frame, 22 …… Reel motor, 26 …… Chuck holder, 27 …… Fourth motor, 32a, 32b …… Line chuck, 33
...... Wires, 34 ...... Bobbins, 38 ...... Nozzle holders, 39 ...
… Nozzle, 40 …… Cylinder, 41 …… Line holding chuck, 42
...... Terminal, 43 …… Taping part, 44 …… Tape, 46 ……
Winding pin, 47 …… Terminal winding part, 48 …… Soldering part, 49
...... Solder tank, 50 …… Inspection terminal, 51 …… Coil inspection section, 52
…… Supply take-out department.

Claims (2)

[Claims] 1. A nozzle for guiding a wire rod, a wire holding chuck for holding the wire rod, a rotatable winding shaft for holding a bobbin for winding the wire rod, and a slide mechanism for moving the winding shaft in a three-dimensional direction. A coil manufacturing apparatus comprising a winding part having a wire, a taping part, a winding pin rotating part, a soldering part, and a coil inspection part, or all of them in combination. 2. A nozzle for guiding a wire rod, a wire holding chuck for holding the wire rod, a rotatable winding shaft for holding a bobbin for winding the wire rod, a wire chuck for holding an end portion of the wire rod, and the winding shaft. And a coil manufacturing apparatus in which all or a part of a winding portion, a taping portion, a winding pin rotating portion, a soldering portion, and a coil inspection portion provided in a slide mechanism that allows the wire chuck to move in three dimensions.