JP3638921B2 - Stator structure for rotation detector and winding method for rotation detector stator - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a rotation detector stator structure and a winding method for a rotation detector stator, and in particular, via a jig pin in which an end line of a stator winding wound around a magnetic pole is detachably attached to a terminal pin holding portion. The present invention relates to a novel improvement in which a slack is easily formed by slacking in a lateral direction and winding it around a terminal pin.
[0002]
[Prior art]
As a method for forming a sag at the time of winding of this type of stator that has been conventionally used, for example, as disclosed in US Pat. No. 6,044,545 (patent date, April 4, 2000) filed by the present applicant. The configuration of FIG. 3 can be cited as FIG.
That is, what is indicated by reference numeral 1 in FIG. 5 is a ring-shaped stator body, and a plurality of magnetic poles 2 projecting inward are formed on the inner surface of the stator body 1.
[0003]
On one surface of the stator body 1, a ring-shaped insulating cover 3 is formed so as to cover each of the magnetic poles 2, and a part of the ring-shaped insulating cover 3 protrudes in the radial direction and has terminal pins 6. A holding portion 5 is formed.
[0004]
An end line 4 a of the stator winding 4 wound around each magnetic pole 2 via the ring-shaped insulating cover 3 passes through the outer peripheral surface of the rod member 10 inserted between the terminal pin 6 and the magnetic pole 2. The slack 4aA was formed by being wound around the terminal pin 6, and the rod member 10 was removed after this winding.
The purpose of forming the slack 4aA is to prevent the stator winding from being disconnected by an externally applied impact or the like.
[0005]
[Problems to be solved by the invention]
Since the present invention is configured as described above, the following problems exist.
That is, in order to form a slack in the stator winding, the rod member must be inserted and removed. When automatic winding is performed, a mechanism for inserting and removing the frame member is required. It was an obstacle at times.
[0006]
The present invention has been made in order to solve the above-described problems. In particular, the lateral direction of the stator winding wound around the magnetic pole via the jig pin that is detachable from the terminal pin holding portion is provided. An object of the present invention is to provide a stator structure for a rotation detector and a winding method for winding the stator for the rotation detector so that the slack is easily wound and wound around a terminal pin.
[0007]
[Means for Solving the Problems]
The stator structure for a rotation detector according to the present invention is formed by winding a stator body having a plurality of magnetic poles projecting inward and having an overall shape in a ring shape, and first and second annular insulation covers around the magnetic poles. A stator winding provided, and a terminal pin holding portion having a plurality of terminal pins formed integrally protruding along a radial direction on a part of the second annular insulating cover, and each terminal pin is In the stator structure for a rotation detector, a plurality of stator windings arranged on each side of the terminal pin holding portion and connected to each terminal pin in the stator winding wound around the magnetic pole. the outside position of the outer diameter of the and the stator member inner position of each terminal pin parts, said a configuration having one by one because of the insertion hole of the jig pin is inserted and detached on each side side, In addition, the rotation detection according to the present invention Winding winding method of use the stator includes a stator body having a plurality of magnetic poles overall shape protrudes toward the inside without the annular, first, wound through the second annular insulating cover to said respective magnetic poles A stator winding provided, and a terminal pin holding part having terminal pins formed integrally protruding along a radial direction on a part of the second annular insulating cover, and each terminal pin is a terminal pin. disposed by plurality on each side of the holding portion, the winding winding method of the rotation detector stator so as to connect the stator windings wound around the magnetic pole to the respective terminal pins, the terminal A jig pin is inserted into an insertion hole that is located inside each terminal pin of the pin holding portion and outside the outer diameter of the stator body, and is formed on each side portion side. Then, connect the end of the stator winding to the terminal pin. The jig pin is disengaged from the insertion hole after connecting to the a method for forming a slack on the edge line of the stator winding between the pole and the respective terminal pins, also, the jig pins, the This is a method provided in a ring-shaped jig body that is configured separately from the terminal pin holding portion .
[0008]
DETAILED DESCRIPTION OF THE INVENTION
DESCRIPTION OF EMBODIMENTS Hereinafter, preferred embodiments of a stator structure for a rotation detector and a winding method for the rotation detector stator according to the present invention will be described with reference to the drawings. Note that the same or equivalent parts as in the conventional example will be described using the same reference numerals.
In FIG. 1, what is indicated by reference numeral 1 is a stator body having a ring shape as a whole, and a plurality of magnetic poles 2 are formed on the inner surface of the stator body 1 so as to project inwardly.
[0009]
On both surfaces of the stator body 1, first and second annular insulating covers 3 and 4 formed in a ring shape so as to cover the entire magnetic poles 2 are provided, and the stator windings are interposed via the annular insulating covers 3 and 4. 4A is wound around each magnetic pole 2.
The stator winding 4A wound around each magnetic pole 2 is provided with first and second annular winding covers 10 and 11 (not completely annular, provided on both surfaces of the stator body 1 so as to cover each magnetic pole 2, In the case of a horse straddle type, it is also included in a ring shape).
[0010]
Said second annular insulating cover 4 to a part of the (first annular insulating cover 3 also acceptable), the side portions 5a, the terminal pin holding portions 5 having a terminal pin 6 of each plurality or disposed 5b side It protrudes along the radial direction and is integrally formed.
Insertion holes for inserting jig pins 20 to be described later on the side portions 5a and 5b at positions inside the terminal pins 6 of the terminal pin holding portion 5 and outside the outer diameter 1A of the stator body 1. 21 is formed one by one .
[0011]
Next, when the end wire 4a of the stator winding 4 wound around the magnetic pole 2 is wound around and connected to each terminal pin 6, it is separated from the terminal pin holding portion 5 as shown in FIG. A pair (or more than one pair) of jig pins 20 provided on a ring-shaped jig body 22 formed on the body is arranged on the back surface side of the terminal pin holding portion 5 of FIG. Each of the jig pins 6 protrudes upward from the insertion hole 21.
[0012]
In the above-described state, the end line 4a of the stator winding 4 is wound around the terminal pin 6 through the outside of each jig pin 20, so that a slack 4aA having a shape bent along the outside of the jig pin 20 is formed. It is formed.
When the winding of the end wire 4a around the terminal pin 6 is completed, when the jig pin 20 is removed from the insertion hole 21, the end wire 4a is connected to each terminal pin 6 with a slack 4aA. The
[0013]
In addition, when the terminal pin 6 of the terminal pin holding part 5 is located outside the outer diameter 1A of the stator body 1, the configuration is as shown in FIG. If it is located at the position, it is necessary to form the insertion hole 21 also in the stator body 1.
Each of the ring-shaped insulating covers 3 and 4 described above can be made as a separate part and attached to the stator body 1 or integrally formed with the stator body 1.
[0014]
【The invention's effect】
Since the stator structure for rotation detector and the winding method for the rotation detector stator according to the present invention are configured as described above, the following effects can be obtained.
That is, a jig pin is inserted into the insertion hole formed in the terminal pin holding portion to form a bent slack on the end line wound around the terminal pin, and after the slack formation, the jig pin can be removed, The formation of a sag during winding in an automatic winding machine or the like is extremely reliable and easy.
[Brief description of the drawings]
FIG. 1 is a configuration diagram showing a rotation detector stator structure and a winding method of a rotation detector stator according to the present invention.
FIG. 2 is a configuration diagram of a main part showing a state in which the jig pin of FIG. 1 is removed.
FIG. 3 is a perspective view showing a jig pin used in FIG. 1;
4 is a cross-sectional configuration diagram showing the stator structure of FIG. 1; FIG.
FIG. 5 is a perspective view of a main part showing a conventional configuration.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Stator body 2 Magnetic pole 3 1st ring-shaped insulation cover 4 2nd ring-shaped insulation cover
4A Stator winding 4a End wire 4aA Slack 5 Terminal pin holding part
5a, 5b Side 6 Terminal pin 10 First ring-shaped winding cover 11 Second ring-shaped winding cover 20 Jig pin 21 Insertion hole 22 Ring-shaped jig body

Claims (3)

A stator body (1) having a plurality of magnetic poles (2) projecting inward in a ring shape as a whole, and first and second annular insulating covers (3, 4) on each magnetic pole (2). terminal having stator windings which are provided by winding a (4A), said second annular insulating cover (4) of the part along the radial direction are formed to project integrally a plurality of terminal pins (6) Te A plurality of pin holding portions (5), and a plurality of each of the terminal pins (6) are arranged on each side (5a , 5b) side of the terminal pin holding portion (5) , and the magnetic pole (2) In the stator structure for the rotation detector, the wound stator winding ( 4A) is connected to each terminal pin (6).
At the inner position of each terminal pin (6) of the terminal pin holding portion (5) and the outer position of the outer diameter of the stator body (1) , a jig pin ( on the side portion (5a , 5b) side ) rotation detector stator structure, characterized in that it comprises one by one because of the insertion hole (21) is inserted and detached 20). A stator body (1) having a plurality of magnetic poles (2) projecting inward in a ring shape as a whole, and first and second annular insulating covers (3, 4) on each magnetic pole (2). stator windings provided by winding Te and (4A), the terminal pin retention with protruding formed terminal pin (6) integrally along the radial direction on a part of the second annular insulating cover (4) Each of the terminal pins (6) is arranged on each side (5a , 5b) side of the terminal pin holding part (5 ) and wound around the magnetic pole (2). In the winding method of the stator for rotation detector, wherein the stator winding (4) is connected to each terminal pin (6),
It is located inside each terminal pin (6) of the terminal pin holding part (5) and outside the outer diameter (1A) of the stator body (1) and formed on the side part (5a , 5b) side . The jig pin (20) is inserted into the inserted hole (21), and the end line (4a) of the stator winding (4) is passed through the outside of the jig pin (20) to the terminal pin (6). After connecting, the jig pin (20) is detached from the insertion hole (21), and the end line (4a) of the stator winding (4) between the magnetic pole (2) and each terminal pin (6) A winding method of a stator for a rotation detector, characterized in that a slack (4aA) is formed. The stator for a rotation detector according to claim 2, wherein the jig pin (20) is provided in a ring-shaped jig body (22) that is configured separately from the terminal pin holding portion (5). Winding winding method.

Images