KR0160894B1 - Motor stator positioner - Google Patents

Abstract

The present invention discloses a motor stator positioning device.

The present invention, the main base; A pivoting plate positioned on an upper portion of the main base and having a seating jig having an insertion boss into which the inner circumferential surface of the motor stator is inserted to face the upper surface of the main base; A drive unit positioned between the pivot plate and the main base to reverse the pivot plate 180 degrees in a clockwise and counterclockwise direction; Positioning means for positioning the position of the motor stator seated on the seating jig in one direction, which can be supplied to the assembly line with the low rum and drum base by maintaining the position of the motor stator in one direction, There is an effect that the assembly time can be shortened and the productivity can be improved.

Description

Motor Stator Positioning Device

1 is a front cross-sectional view of a motor stator positioning device according to the present invention.

2 is a plan view of the present invention.

3 and 4 are cross-sectional views taken along lines A-A and B-B of FIG.

* Explanation of symbols for main parts of the drawings

10: motor stator 11: screw tightening hole

12: circuit board 100: main base

200: drive unit 210: cylinder

220,230: Left and right support blocks 240: Support base

250: detection means 251, 252: stop pin

254: contact block 255, 256: detection sensor

261: fixing plate 262: contact plate

263, 264: Shock absorber 263a, 264a: Operation pin

300: mounting jig 310: insertion boss

320: lower boss 400: swing plate

500: positioning means 510: auxiliary jig

511: insertion boss 512: insertion groove

513, 514: long groove 515: guide pin

515a: slope 516, 517: 1st, 2nd fixed pin

518, 519: 3, 4 fixed pin 520: fixed pin

530: lower stopper 531: fixed frame

532: adjusting screw 540: stopper

550: guide groove 560: long groove

570: insertion pin 600, 600 ': support post

s, s ': 1st, 2nd spring B, B': (Trust) bearing

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a motor stator positioning apparatus for supplying a motor stator in a workpiece state with a precise position determined to an automated assembly line.

In general, the head drum of a tape recorder such as a video cassette tape recorder (VCR) or the like, reproduces a video or audio signal recorded on a tape traveling along a certain traveling path of a traveling system or outputs a signal. To record.

The head drum includes an upper drum and a lower drum to which one or more video heads are attached to each other, and constitutes a drum motor, and a motor rotor and a motor stator are interposed therebetween. .

In such a head drum, in particular, the motor stator is provided with a plurality of cores in which coils are wound, threaded holes formed at equal intervals of 120 degrees, and circuit boards for supplying current to the coils wound around the cores.

In this case, in particular, the motor stator has a non-uniform shape by a circuit board fixedly installed at one side thereof, so that the position of the motor stator must be supplied to the automated assembly line to be exactly matched for smooth assembly of the drum base and the lower drum.

However, in the related art, the operator determines the position of the motor stator by manual labor and supplies the motor stator to the automated assembly line, resulting in poor workability due to an increase in the number of workers and particularly difficulty in accurate positioning.

The present invention has been made to solve the above problems, and the object of the present invention is to provide a motor stator positioning device capable of supplying the motor stator to a vehicle assembly line in one direction, thereby improving assembly workability and productivity. have.

In order to achieve the above object, the motor stator positioning device according to the present invention comprises a motor stator positioning device for determining the position of a motor stator provided with screwing grooves in one direction at equal intervals of 120 degrees on one side thereof. A main base; A pivoting plate positioned on an upper portion of the main base and having a seating jig having an insertion boss into which an inner circumferential surface of the motor stator is inserted into an upper surface of the main base; A drive unit positioned between the pivot plate and the main base to reverse the pivot plate 180 degrees in a clockwise and counterclockwise direction; And positioning means for positioning the position of the motor stator seated on the seating jig in one direction.

Such a characteristic configuration and the effects thereof according to the present invention will be more clearly understood through detailed description of the invention with reference to the accompanying drawings.

1 to 5, the motor stator positioning apparatus according to the present invention is largely located on the main base 100 and the upper part of the main base 100, and reversed 180 degrees by the driving unit 200. And a seating plate 300 having a seating jig 300 having an insertion boss 310 into which the inner circumferential surface of the motor stator 10 is inserted and inserted into the weak side upper surface thereof, and seated on the seating jig 300. It is roughly divided into the positioning means 500 which positions the position of the motor stator 10 in one direction.

Looking at the structure of the drive unit 200 for reversing the above-mentioned turning plate 400 180 degrees, the cylinder 210 is coupled to the center of the rotating plate 400 of the rotating shaft 211 in the lower portion of the turning plate 400 Is located.

In addition, to support and install the cylinder 210 on the main base 100 so as to be spaced apart by a predetermined interval, the left and right support blocks 220 and 230 and the left and right support blocks 220 and 230 are connected to the main base. A support base 240 is provided for fixed installation on 100.

In addition, a sensing unit 250 is provided in the space portion between the left and right support blocks 220 and 230 and the support base 240 to detect that the cylinder 210 is rotated clockwise and counterclockwise.

Looking at the detailed structure of the sensing means 250, a pair of stop pins (251, 252) are arranged side by side on one side of the support block of at least one of the left and right support blocks (220, 230).

The cylinder rod 253 having a rectangular cross-sectional shape is formed to extend from the lower portion of the cylinder 210. In particular, the lower portion of the cylinder 210 has a contact block 254 rotated by the cylinder rod 253.

The contact block 254 is provided with a square groove 254a having a rectangular cross-sectional shape so as to be coupled to the cylinder rod 253, and the stop pins 251 and 252 arranged on the side of the left support block 220 on one side thereof. Protruding portions 254b to which both side surfaces thereof selectively contact each other are formed.

In addition, a pair of detection sensors 255 and 256 are arranged from the bottom of the support base 240, and the detection sensors 255 and 256 are respectively positioned at positions where both sides of the protrusion 254b contact the stop pins 251 and 252, respectively. Is located.

On the other hand, at this time it is preferable to interpose the buffer means 260 for buffering the shock generated when the both sides of the protruding portion (254b) of the contact block 254 and the stop pins (251,252), respectively, the buffer means 260 Looking at the structure of the, the cylinder 210, the fixing plate 261 which is installed to support the center lower surface of the pivot plate 400 and the bearing (B) is located.

That is, the fixing plate 261 is fixed to the upper surface of the cylinder 210 is not interlocked with each other at the time of reversal of the swing plate 400 is idling.

In addition, the contact plate 262 is fixedly installed on one side of the fixing plate 261 through a fixing screw, and in particular, a corresponding lower surface of the turning plate 400 is selectively contacted with both side surfaces of the contact plate 262 to be buffered. A pair of shock absorbers 263 and 264 having actuation pins 263a and 264a acting respectively are fixedly installed.

Referring to the structure of the positioning means 500 for positioning the motor stator 10 seated on the seating jig 300 in one direction, the auxiliary jig 510 is located between the seating jig 300 and the pivoting plate 400. Bar is positioned, the insertion boss 511 is extended to be inserted into one side of the pivot plate 400 is inserted into the lower side of the auxiliary jig 510 to be rotated within a predetermined angle range. And the upper jig of the auxiliary jig 510 is inserted into the lower boss 320 extending to the lower portion of the mounting jig 300 is inserted into the insertion groove 512 is formed to be rotatable within a predetermined angle range. In addition, on the upper and lower outer peripheral surfaces of the auxiliary jig 510, long grooves 513 and 514 having a predetermined length are formed toward the inner surfaces corresponding to each other based on the axis center thereof.

On the other hand, from the upper surface of one side of the mounting jig 300 described above is selectively inserted into any one of the screw fastening holes 11 of the screw fastening holes 11 formed at equal intervals 120 degrees on the motor stator 10 and the upper end thereof. The guide pin 515 constituting the inclined surface 515a of a predetermined angle is fixedly installed.

In addition, the first and second fixing pins 516 and 517 of predetermined lengths are fixedly installed toward the turning plate 400 and the seating jig 300 from each bottom surface of the long grooves 513 and 514 of the auxiliary jig 510. The third and fourth fixing pins may be spaced apart from the first and second fixing pins 516 and 517 from the lower surface of the seating jig 300 and the upper surface of the turning plate 400 by the first and second fixing pins 516 and 517, respectively. 518 and 519 are provided to protrude.

On the other hand, between the fixing pins facing each other, that is, between the first and third fixing pins 516 and 518, and between the second and fourth fixing pins 517 and 519, both ends of the first and second springs s and s'. Each of them is coupled to each other to support the auxiliary jig 510 of the mounting jig 300 in opposite directions.

In order for the above-described auxiliary jig 510 to rotate within a predetermined angle range with respect to the pivot plate 400, a fixing pin 520 having a predetermined length is fixedly installed on one outer peripheral surface of the auxiliary jig 510, and the pivot plate 400 is rotated. On one side of the upper surface, it is preferable to fix the lower stopper 530 that the end of the fixing pin 520 is in contact.

At this time, when looking at the detailed structure of the lower stopper 530, the fixing frame 531 is fixed to the upper surface of the swing plate 400, and screwed from one side of the fixing frame 531 is in contact with the fixing pin 520 Consisting of an adjusting screw 532. As a result, the lower stopper 530 is adjustable in length, whereby the elastic force of the first and second springs s and s' elastically supporting the auxiliary jig 510 and the seating jig 300 in opposite directions. It has an adjustable structure.

On the other hand, when looking at the structure for limiting the rotation range of the mounting jig 300 having a lower boss 320 inserted into the insertion groove 512 of the auxiliary jig 510, one side outer peripheral surface of the auxiliary jig 510 From the insertion groove 512, the stopper 540 is extended toward the inner side.

A rectangular guide groove 550 is formed on one side outer circumferential surface of the lower boss 320 of the mounting jig 300 so as to be rotatable along the stopper 540.

At this time, the above-described mounting jig 300 and the auxiliary jig 510 is substantially supported on the pivot plate 400, and may be separated by an impact from the outside.

In order to prevent this by forming a long groove 560 of a predetermined length on the outer peripheral surface of the auxiliary jig 510, by fastening the insertion pin 570 is inserted into the long groove 560 from the outer surface of the swing plate 400, It may be desirable to prevent the auxiliary jig 510 and the seating jig 300 from being separated from the pivot plate 400.

Also, the upper and lower surfaces of the auxiliary jig 510 and the lower surface of the seating jig 300 are respectively rotated so that the auxiliary jig 510 and the mounting jig 300 are easily rotated in opposite directions. It would be further desirable to support the bearings B and B 'with respect to the bearing.

The circuit board 12 is fixedly installed on one side of the motor stator 10 seated on the seating jig 300, whereby the load is biased in a freezing direction, whereby the motor stator 10 rests on the seating jig. There is a fear that it is eccentrically settled on (300).

In order to prevent this, it is preferable to further provide a pair of support posts 600 and 600 ′ supporting the lower surface of the circuit board 12 on the upper surface of the turning plate 400 to which the circuit board 12 corresponds.

Referring to the operation of the motor stator positioning device according to the invention configured as described above in detail as follows.

First, the positioning object is loaded in a state in which the motor stator 10 is regulated to a certain degree on a box (not shown).

In this state, the robot is chucked through a robot or a pneumatic cylinder (not shown) and seated on the mounting jig 300, and then the pivoting plate 400 is rotated 180 degrees through the driving unit 200.

Then, the motor stator 10 seated on the insertion boss 310 of the mounting jig 300 is pressed downward through a pressing member (not shown).

At this time, the guide pin 515 having the inclined surface 515a fixed to the upper surface of the mounting jig 300 is positioned adjacent to any one hole of the screw fastening hole 11 of the motor stator 10.

Therefore, the motor stator 10 receives a load biased in one direction about the guide pin 10 by the pressure of the pressing member, and simultaneously presses the inclined surface 515a of the guide pin 515, resulting in a mounting jig. At least one of the 300 or the auxiliary jig 510 is rotated in one direction.

In more detail, the above-described seating jig 300 and the auxiliary jig 510 may have both ends coupled between the first and third fixing pins 516 and 518 and the second and fourth fixing pins 517 and 519. The first and second springs s and s' are elastically supported in opposite directions, respectively.

In addition, the mounting jig 300 is inserted into the stopper 540 inserted into the guide groove 550 formed on one outer peripheral surface of the lower boss 320, the stopper 540 is inserted into the first spring (s). As a result, the state in close contact with the one end of the guide groove 550 is maintained.

In addition, the auxiliary jig 510 maintains a state in which the fixing pin 520 extending from one side thereof is in contact with the adjustment screw 532 of the lower stopper 530.

Therefore, the mounting jig 300 and the auxiliary jig 510 maintain the state in which rotation is suppressed in the clockwise and counterclockwise directions, respectively.

In such a state, when the inclined surface 515a of the guide pin 515 is pressed in one direction by the pressing force of the pressing member (not shown), that is, when the pressing force is received in the clockwise direction, the seating jig 300 ), Since the rotation in the clockwise direction is suppressed, the auxiliary jig 510 located at the lower portion thereof rotates in the counterclockwise direction, and at the same time, the seating jig 300 in which the rotation in the clockwise direction is suppressed and the auxiliary jig (the whole) 510 is rotated counterclockwise.

Therefore, the guide pin 515 located on the upper surface of the seating jig 300 is inserted into an adjacent hole of the screwing holes 11 on the motor stator 10, and as a result, the direction is provided to the motor stator 10. It will be.

On the other hand, on the contrary, when the guide pin 515 receives the pressing force in the counterclockwise direction, the auxiliary jig 500 located below the seating jig 300 maintains its state because the rotation is suppressed in the counterclockwise direction. Since only the mounting jig 300 is rotated counterclockwise, as a result, the guide pin 515 is inserted into the screwing hole 11 on the adjacent motor stator 10 to be inserted into the motor stator 10. To provide directionality.

On the other hand, in the state in which the motor stator 10 is seated on the seating jig 300 in one direction, when the turning plate 400 is reversed in a state opposite to the initial rotation, the seating jig located on the opposite side ( 300 and the motor stator 10 seated thereon are positioned to a position for positioning, thereby adjusting the position of the motor stator 10 through the above-described operation, and the positioned motor stator 10 is not shown. If the robot is not supplied to the automatic assembly line.

At this time, in the process of reversing the above-mentioned turning plate 400, the stop pins (251, 252) provided on the support block of any one of the left and right support blocks (220, 230) is in contact with the protrusion 254b of the contact block (254). There is a risk that a shock occurs in the process, which is prevented through the buffer means (260). That is, the actuating pins 263a and 264a of the pair of shock absorbers 263 and 264 fixedly fixed to one lower surface of the pivoting plate 400 are fixed to the upper surface of the cylinder 210 while the pivoting plate 400 is rotated. While selectively contacting the contact plate 262 fixedly fixed to the side of the fixed plate 261 provided to buffer the shock to buffer.

In addition, the inversion of the cylinder 210 is performed by a pair of detection sensors 255 and 265 installed to penetrate the lower surface of the support base 240. That is, the pair of detection sensors 255 and 256 are connected to the contact block 254. By detecting the position of the protruding portion 254b protruding from the lower surface, the operation of stopping the operation of the cylinder 210 is performed, thereby facilitating the smooth operation of the cylinder 210.

As described above, according to the motor stator positioning apparatus according to the present invention, the position of the motor stator can be maintained in one direction and supplied to the assembly line with the royal rum and the drum base, thereby shortening the assembly time and improving productivity. It can work.

Claims (12)

In the screw fastening groove is provided at equal intervals 120 degrees on one side of the motor stator positioning device for determining the position of the motor stator in one direction, the main base (100); A pivoting plate 400 positioned above the main base 100 and having a seating jig 300 having an insertion boss 310 inserted into an inner circumferential surface of the motor stator 10 on both upper surfaces of the main base 100 facing each other; A driving unit (200) positioned between the pivot plate (400) and the main base (100) to reverse the pivot plate (400) by 180 degrees in a clockwise and counterclockwise direction; Positioning means for positioning the position of the motor stator (10) seated on the seating jig 300 in one direction; motor stator positioning apparatus comprising a. According to claim 1, The drive unit 200, and the cylinder 210 to reverse the turning plate 400 in the clockwise and counterclockwise direction through the rotating shaft 211 coupled to the central portion of the turning plate 400 and ; A support base 240 fixedly installed on the main base 100; Left and right support blocks (220, 230) for supporting the cylinder (210) on the support base (240) to be spaced apart by a predetermined interval; And a sensing means (250) for detecting rotation of the cylinder (210) clockwise and counterclockwise. According to claim 2, The sensing means 250, A pair of stop pins (251, 252) which are installed in parallel to each other on at least one side of the left and right support blocks (220, 230); A cylinder rod 253 having a quadrangular cross-sectional phenomenon that extends from a lower portion of the cylinder 210; Square grooves 254a are coupled to one side of the cylinder rod 253 so as to be pivoted by the cylinder 210, and both sides of the stop pins 251 and 252 are selectively selected on one side of the bottom surface. A contact block 254 provided with a protrusion 254b to be contacted with each other; And a pair of detection sensors (255, 256) installed side by side through the support base (240) and detecting a pivot position of the protrusion (254b). The motor according to any one of claims 1 to 3, further comprising a shock absorbing means (260) for cushioning the contact impact between the protrusion (254b) of the contact block (254) and the stop pins (2521, 252). Stator positioning device. The method of claim 4, wherein the buffer means (260) is fixed to the upper surface of the cylinder 210 and fixed to the bearing plate (B) supported by the pivoting plate (400) (261); A contact plate 262 fixedly installed at one side of the fixing plate 261; A pair of shock absorbers 263 which are installed in the lower portion of the pivot plate 400 in parallel to each other and have actuating pins 263a and 264a selectively contacted with the contact plate 262 by reversing the pivot plate 400. 264); motor stator positioning apparatus comprising a. The method of claim 1, wherein the positioning means 500, the insertion boss 511 is formed to extend on the lower portion of the pivoting plate 400 to be rotated by a predetermined angle range, the mounting jig 300 on the upper portion Insertion groove 512 is formed to be inserted into the lower boss 320 is rotatably inserted at a predetermined angle, the upper and lower outer peripheral surface of the long groove of a predetermined length toward the inner surface corresponding to each other based on the axis center ( An auxiliary jig 510 in which 513 and 514 are formed; A guide pin 515 formed to protrude a predetermined length to one side of the seating jig 300 and having an inclined surface 515a at an upper end thereof; First and second fixing parts protruding a predetermined length toward the pivoting plate 400 and the seating jig corresponding to the bottom plate of the long grooves 513 and 514 formed on the upper and lower outer peripheral surfaces of the auxiliary jig 510, respectively. Pins 516 and 517; The mounting jig 300 and the pivoting plate 400 extend toward the long grooves 513 and 514 of the auxiliary jig 510, respectively, and are spaced apart from the first and second fixing pins 516 and 517. Third and fourth fixing pins 518 and 519 positioned so as to be positioned; Both ends of the first and third fixing pins 516 and 518 and the second and fourth fixing pins 517 and 519 which are positioned to face each other are coupled to each other so that the seating jig 300 and the auxiliary jig 510 may be coupled to each other. Motor stator positioning apparatus comprising; first and second springs (s, s') for elastically supporting in opposite directions, respectively. The lower stopper of claim 6, wherein a fixing pin 520 having a predetermined length is fixedly installed on one side of the auxiliary jig 510, and the fixing pin 520 is in contact with an upper surface of one side of the pivot plate 400. Motor stator positioning device to fix the rotation angle of the auxiliary jig (510) by fixing the 530. According to claim 7, wherein the lower stopper 530, the fixed frame 531 is fixed to the pivoting plate 400, and is screwed to one side of the fixing frame 531, the fixing pin 520 Motor stator positioning device consisting of a control screw (532) in contact with. The stopper 540 is installed through the one side of the auxiliary jig 510 into the insertion groove 512, and the stopper is disposed on one outer peripheral surface of the lower boss 320 of the seating jig 300. The motor stator is formed along the 540 to allow the guide groove 550 to be rotated by a predetermined radius so as to limit the rotation radius within the insertion groove 512 of the auxiliary jig 510 of the seating jig 300. Positioning device. The method according to claim 6, wherein the long groove 560 of a predetermined length is formed on an outer circumferential surface of one side of the insertion boss 511 of the auxiliary jig 510, and from the outer surface of the pivoting plate 400, A motor stator positioning device for fastening the insertion pin 570 inserted into the long groove 560 to prevent the auxiliary jig 510 from being separated from the pivot plate 400. 7. The motor stator positioning apparatus according to claim 6, wherein the auxiliary jig (510) is supported by bearings (B, B ') on the lower surface of the seating jig (300) and the upper surface of the pivoting plate (400), respectively. The circuit board 12 of claim 1, wherein the circuit board 12 is disposed on an upper surface of the turning plate 400 corresponding to the circuit board 12 fixed to one side of the motor stator 10 seated on the seating jig 300. A workpiece positioning apparatus further comprising a pair of support posts 600, 600 'to support a lower surface.