KR20130052771A

KR20130052771A - Coil inserting jig for inner type motor core

Info

Publication number: KR20130052771A
Application number: KR1020110117974A
Authority: KR
Inventors: 우성우; 변정무
Original assignee: 주식회사 져스텍
Priority date: 2011-11-14
Filing date: 2011-11-14
Publication date: 2013-05-23

Abstract

PURPOSE: A coil inserting jig for an inner type motor core is provided to prevent the motor core from being shaken and falling during work, by supporting front and rear of the motor core through a pair of guides comprised on a pair of roller bearings. CONSTITUTION: A pair of support brackets(120, 130) are mounted on either right and left end of a top surface of a plate(110). A pair of roller bearings(140, 150) are accommodated and supported by the support bracket to be able to rotate. The pair of roller bearings comprise a rotation shaft(141) and a roller(142). Guides(160, 170, 180, 190) are arranged on the top of the roller bearing accommodated in the support bracket. The guide is connected to one of a number of connection holes(132) formed on the side wall of the support bracket. Each facing side(171) of the guide is embedded with a guide pin(101) whose rotation is controlled.

Description

Coil Inserting Jig for Electric Proof Motor Core {COIL INSERTING JIG FOR INNER TYPE MOTOR CORE}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a jig for inserting a coil into the tooth in a protruding motor core in which teeth protrude inward, that is, a coil insertion jig for a protruding motor core.

In the conventional coil insertion jig 10 for an electric motor type motor core, as shown in FIG. 1, the pair of supports 12 protruding from the left and right ends of the pedestal 11 have an upper surface inclined outward. As a result, as shown in FIG. 2, a coil (not shown) may be inserted into the tooth 2 at the lower end in the state where the electric motor-type motor core 1 is erected and supported.

Insertion of the coil is made for all teeth 2 while rotating the motor core 1 supported on the support 12.

However, according to the conventional coil insertion method using the jig 10, when the motor core 1 becomes large and heavy, the worker lifts it, rotates it, and repeats the operation of inserting the coil. In the case where the thickness of the motor core 1 is thin, there is a problem that an operator may be injured by falling back and forth on the support 12 during the operation.

Accordingly, an object of the present invention is to provide a coil insertion jig for an electric motor type motor core which can be easily made even with a small force of the motor core to be worked and prevents the motor core from shaking and falling during operation.

In order to achieve the above object, the present invention provides a coil insertion jig for an electric motor type motor core, comprising: a plate-shaped plate; A pair of support brackets having an upper surface and one side surface having an open box shape and mounted on the plate such that the open one side faces each other at a predetermined distance; A pair of roller bearings received and rotatably supported on each support bracket and disposed in parallel to each other; And a guide disposed on each upper portion of the pair of roller bearings and coupled to the support bracket while maintaining a predetermined distance in the axial direction based on the roller bearing. Provided is a coil insertion jig for a power resistant motor core.

Here, the guide may include a guide pin which is rotatably adjusted to be protruded and embedded in a surface opposite to the guide facing each other in the axial direction of the roller bearing.

In this case, the guide may be further provided with a rotary ball provided at the end of the guide pin to adjust the amount of protrusion on the opposite surface.

On the other hand, the support bracket is formed with a plurality of fastening holes symmetrically to each other based on the roller bearing, the guide provided in a pair may be selectively adjusted to the plurality of fastening holes to adjust the spacing.

In addition, the guide may support the protruding motor core through a second arm portion extending vertically with a first arm portion extending horizontally from the upper portion of the corresponding roller bearing.

In this case, the first arm portion and the second arm portion of the guide may include a guide pin which is rotatably adjusted to be protruded and embedded in each opposing surface of the guide facing each other in the axial direction of the roller bearing.

In addition, the first arm portion and the second arm portion may be further provided with a rotary ball provided at the end of each guide pin to adjust the amount of protrusion on the opposite surface.

According to the coil insertion jig for an electric-type motor core according to the present invention as described above, by supporting the motor core on a pair of roller bearings, the motor core can be rotated with a small force, and the pair is provided on the pair of roller bearings. Supporting the front and rear surfaces of the motor core through the guide to prevent the phenomenon that the motor core shakes down during operation.

1 is a perspective view of a coil insertion jig for an electric shock-proof motor core according to the prior art,
FIG. 2 is a state diagram of use of the coil insertion jig for the electric motor of FIG. 1;
3 and 4 are a perspective view and a perspective photo of a coil insertion jig for a civil power-type motor core according to an embodiment of the present invention;
5 and 6 are state diagrams and photographs of the use of the coil insertion jig for the electric power type motor core of FIG. 3.

As shown in FIGS. 3 and 4, the coil insertion jig 100 for an electric shock-proof motor core according to an embodiment of the present invention includes a plate-shaped plate 110 and a pair of plates mounted on the plate 110. A pair of guide rollers 160 and 170 fastened to the support brackets 120 and 130, a pair of roller bearings 140 and 150 accommodated in each of the support brackets 120 and 130, and the support brackets 120 and 130, respectively. 180, 190).

The individual support brackets 120 and 130 have a box shape and the top and one side thereof are open.

The pair of support brackets 120 and 130 are respectively mounted on the left and right ends of the upper surface of the plate 110 so that one side surface opened to each other is fixed to face each other at a predetermined distance.

A pair of roller bearings 140 and 150 each consisting of a rotating shaft 141 and a roller 142 is accommodated in the support brackets 120 and 130.

The rotating shafts 141 of the roller bearings 140 and 150 are accommodated in the bearing grooves 121 of the support brackets 120 and 130 to be rotatably supported.

Accordingly, the pair of roller bearings 140 and 150 are maintained in parallel with each other.

The guides 160, 170, 180, and 190 are fastened to any one of the plurality of fastening holes 132 formed on the wall surfaces of the support brackets 120 and 130, so that the roller bearings 140, which are accommodated in the support brackets 120 and 130. 150 is disposed on top.

In addition, the guides 160, 170, 180, and 190 support brackets 120 to be maintained at a predetermined interval with the roller bearings 140 and 150 therebetween in the axial direction with respect to the roller bearings 140 and 150 thereunder. , 130).

To this end, in the present embodiment, the plurality of fastening holes 132 are formed in a plurality of positions symmetrical to each other in the axial direction with respect to the roller bearing 150, the guide (180, 190) a plurality of fastening holes 132 is fastened to a pair of fastening holes 132 symmetric to each other.

According to the plurality of fastening holes 132, spacing between guides 180 and 190 may be adjusted.

In this way, the guides 160, 170; 180, 190 provided in a pair of left and right are symmetrical with each other.

According to the coil insertion jig 100 for an electric shock-proof motor core having the above-described configuration, as shown in FIGS. 5 and 6, a pair of roller bearings 140 and 150 are left standing. It is directly supported by a), and is supported from front to back by the guide (160, 170; 180, 190) provided in a pair of left and right respectively so as not to fall back and forth.

The coil 3 is inserted into the tooth 2 of the lower end of the motor core 1 which is supported upright.

When the insertion of the coil 3 into the tooth 2 at the lower end is completed, the operator can insert the coil 3 into the tooth 2 newly positioned at the lower end by rotating the motor core 1.

At this time, for more effective support of the guides 160, 170, 180, and 190 for preventing the motor core 1 from falling back and forth, as shown in FIGS. 3 and 4, the axial direction of the roller bearing 140 Guide pins 101 which are rotated and adjusted to be protruded and embedded are formed in the opposing surfaces 171 of the guides 160 and 170 facing each other.

The guide pin 101 may be rotated through a hexagonal bolt or the like, and may secure a precise contact support force with respect to the motor core 1 according to the amount of protrusion from the opposing surface 171.

At this time, the guides 160, 170, 180, 190 further include a rotary ball 102 at the end of the guide pin 101 supporting and supporting the motor core 1, thereby allowing the motor core 1 to rotate in point contact. It can be made so that the rotation of the motor core 1 is made more smoothly.

Furthermore, in order to secure more stable support for the motor core 1, all the guides 160, 170, 180, and 190 have a first arm portion 191 extending horizontally from the upper portion of the roller bearings 140 and 150. By having the second arm portion 192 extending vertically, two-point support for the motor core 1 can be made through them (see 161 and 162 in Fig. 5).

Of course, the guide pin 101 and the rotating ball 102, as shown in Figures 3 and 4, may be embedded in both the first arm portion 191 and the second arm portion 192. .

Meanwhile, when the motor core 1 is thick as shown in FIG. 5, the guides 160, 170, 180, and 190 are fastened to the outside of the plurality of fastening holes 122 on the side of the support brackets 120 and 130. When the motor core 1 is thin, the guides 160, 170, 180, and 190 are fastened through the holes 122, and the guides 160, 170, 180, and 190 are fastened through the inner fastening holes 122 of the plurality of fastening holes 122.

Since the coil insertion jig 100 for the electric-type motor core described above is just one embodiment for better understanding of the present invention, it is difficult to understand the scope of the present invention to the technical scope of the present invention. .

The scope of the present invention is defined by the appended claims and their equivalents.

1: motor core 2: teeth
3: coil 100: coil insertion jig for an electric motor core
101: guide pin 102: rotating ball
110: plate 120, 130: support bracket
121: shaft receiving portion 122, 132: fastening hole
140, 150: roller bearing 141: rotating shaft
142: rollers 160, 170, 180, 190: guides
161, 191: first arm part 162, 192: second arm part

Claims

In the coil insertion jig for an electric motor type motor core,
Plate-like plates;
A pair of support brackets having an upper surface and one side surface having an open box shape and mounted on the plate such that the open one side faces each other at a predetermined distance;
A pair of roller bearings received and rotatably supported on each support bracket and disposed in parallel to each other; And
It is disposed on each upper portion of the pair of roller bearings, and the guide is provided in a pair of left and right by being fastened to the support bracket while maintaining a predetermined interval in the axial direction on the basis of the roller bearing Coil insertion jig for typical motor core.

The method of claim 1,
The guide
The coil insertion jig for the electric motor type motor core, characterized in that the guide pin is rotated to be adjusted to be protruded and embedded in the opposite surface with the guide facing each other in the axial direction of the roller bearing.

The method of claim 2,
The guide
The coil insertion jig for the electric-type motor core is provided at the end of the guide pin is further provided with a rotary ball for adjusting the amount of protrusion on the opposite surface.

The method of claim 1,
The support bracket has a plurality of fastening holes are formed symmetrically with respect to the roller bearing,
The guide provided as a pair of coil insertion jig for the electric motor type core, characterized in that the gap is adjusted by selectively fastening to the plurality of fastening holes.

The method of claim 1,
And the guide supports the protruding motor core through a second arm portion extending vertically with a first arm portion extending horizontally from an upper portion of the corresponding roller bearing.

The method of claim 5,
The first arm portion and the second arm portion of the guide,
The coil insertion jig for the electric motor type motor core, characterized in that the guide pin is rotated to be adjusted so as to be protruded and embedded in each of the opposing surfaces of the roller bearing facing each other in the axial direction.

The method according to claim 6,
The first arm portion and the second arm portion,
A coil insertion jig for an electric motor type core, which is provided at an end of each guide pin and further includes a rotating ball for adjusting the amount of protrusion on the opposite surface.