KR0154000B1 - Device for fixing a rotary transformer - Google Patents

Abstract

The present invention discloses a rotary transformer bonding apparatus.

The present invention has a shape of a rectangular frame body by a plurality of cabinets, the inner surface is provided with a casing, spaced apart from the upper surface of the casing by a predetermined interval, the upper drum is mounted on the upper surface at equal intervals A partition table provided with a plurality of jigs, a partition table corresponding to a seating jig on which an upper drum is seated, pressing means for pressurizing a rotary transformer against an inner surface of the upper drum, and a seating jig fixed to the partition table Positioning means is provided on the upper surface of the casing corresponding to and provided with a positioning means for presenting the direction in one direction to the rotary transformer bonded to the inner surface of the upper drum seated on the seating jig, and firmly adheres the rotary transformer to the upper drum Of course, the rotary transformer can be fixed on the inner side of the upper drum. Since it can be located, there is an advantage to improve workability and productivity.

Description

Rotary trance bonding device

1 (a) and (b) are cross-sectional views illustrating an example of bonding a rotary transformer to an inner surface of an upper drum in general.

2 is a front view conceptually showing a conventional rotary transformer bonding apparatus.

3 is a plan view conceptually showing a rotary transformer bonding apparatus filed by the applicant as the same.

4 is a front perspective view of a rotary transformer bonding apparatus filed by the applicant of the same applicant.

5 is a plan view conceptually showing a rotary transformer bonding apparatus according to the present invention.

6 is a perspective view showing the positioning means.

7 and 8 are front and plan views of the positioning means.

* Explanation of symbols for main parts of the drawings

1: upper drum 4: rotary transformer

100: partition table 110: seating jig

200: rotating means 300: coating means

400: pressing means 700: positioning means

710: fixed block 711: body

712, 713: left and right support plate 714: insertion hole

720: support post 730: support base

740: support frame 750: guide base

751: coupling plate 752: fixing nut

760: guide block 761: guide groove

770: guider 771: coupling pin

772: extension plate 773: inclined piece

780: cylinder 781: feed rod

790: stopper means 791: extension plate

792: Stop Bolt

The present invention relates to an adhesive device for adhesively fixing the upper drum and the rotary transformer of the head drum assembly of the video tape recorder using an adhesive, and more particularly, to a rotary transformer adhesively fixed to the inner side of the upper drum. A rotary transformer bonding apparatus employing a positioning jig for imparting.

FIG. 1 (a) (b) shows an example in which a rotary transformer is generally attached to an inner surface of an upper drum, ie an inner flange on an inner surface of an upper drum 1. An active agent (PRIMER) 2 was first applied to (1a), an adhesive (BOND) 3 was applied on the active agent 2, and then the rotary transformer 4 was pressed to contact each other.

At this time, the pressing of the rotary transformer 4 against the upper drum 1 is a very important part. If the rotary transformer 4 cannot be pressed at a constant pressure with respect to the upper drum 1, the mutually minute As a gap is generated, the rotary transformer on the lower drum side, which is not shown, cannot be maintained to have a high degree of parallelism, thereby causing a problem of poor signal transmission efficiency. There is a problem in that (4) is not adhered to the upper drum (1) firmly adhered to cause poor assembly of the assembled product.

On the other hand, also in the application of the activator 2 and the adhesive 3 to the inner flange (1a) of the upper drum (1) described above, it is common to be carried out by the manual operation of the operator, whereby the activator (2) and The uniform and proper amount of the adhesive 3 is difficult to apply, and the simultaneous application of the activator 2 and the adhesive 3 is not possible, thereby degrading workability.

In order to solve such a problem, a conventional adhesive apparatus as shown in FIG. 2 has been proposed.

The adhesive is applied to the mounting jig 11 on which the upper drum 1 is seated on one side surface of the work table 10 and the inner flange 1a of the upper drum 1 seated on the mounting jig 11. The applicator 20 for positioning is located. In addition, on the work table 10 adjacent to the applicator 20, a plurality of pieces for pressurizing and firmly fixing the upper drum 1 and the rotary transformer 4 which are temporarily bonded through the applicator 20 are fixed. The pressurizing devices 30 and 30 'and the mounting jig 12 and 13 corresponding to these pressurizing devices 30 and 30' are located.

Therefore, the operator applies the adhesive to the inner flange 1a of the upper drum 1 through the applicator 20, and at the same time, the rotary transformer 4 is temporarily bonded to the pressure device 30, 30 'side. Positioning jig (12, 13) of the position by pressing through the pressing device (30, 30 '), thereby firmly fixing and fixing each other.

At this time, a plurality of the above-mentioned pressure device (30, 30 ') is provided in the plural in consideration of the work efficiency because it requires a waiting time (about 1 hour) to be pressure hardened by the pressure device 30 of any one side It is prepared.

However, in the conventional bonding apparatus, even if a plurality of pressing apparatuses are provided, the waiting time for curing is long due to the characteristics of the adhesive applied to the inner surface of the upper drum, and thus the workability is inferior, and automation is difficult. There is a problem that causes a decrease in productivity.

In order to solve such a conventional problem, the present applicant has proposed a rotary transformer bonding apparatus that can improve the workability and productivity in the same application.

That is, as shown in FIGS. 3 and 4, the upper surface of the casing 50 is spaced apart from the upper surface of the casing 50 based on the casing 50 assembled by the plurality of cabinets 51 so as to have the shape of a sagittal body. A partition table (INDEX TABLE; 100) provided with a plurality of seating jigs 110 on which upper drums 1 are seated at equal intervals on upper surfaces thereof;

A rotation means (200) positioned between the casing (50) and the partition table (100) for driving the partition table (100) in a predetermined step, i.

Application means 300 for sequentially applying an adhesive and an active agent to the upper drum 1 seated on the seating jig 110 of the partition table 100,

It is provided at a position corresponding to each seating jig 110 of the partition table 100 to press-bond the rotary transformer 4 to the inner surface of the upper drum 1 to which the activator and the adhesive are sequentially applied by the application means 300. Pressing means for 400,

It is provided to support the guide posts 510 protrudingly installed on both front sides of the casing 50, and has a main base 500 provided with a control panel CP on an upper surface thereof.

The rotary trans-adhesive apparatus configured as described above sequentially applies the activator and the adhesive to the inner surface of the upper drum 1 through the application means 300, and fixes them at a predetermined interval on the partition table 100. After mounting on the upper drum 1, the rotary transformer 4, which is the object to be bonded, is placed and pressed through the pressing means 400, and then rotates the partition table 100 through the rotating means 200 for a predetermined time. Through the process of making the rotary transformer 4, the upper drum 1 has been adhesively fixed to the inner surface.

On the other hand, in this operation of fixing the rotary transformer 4 to the inner surface of the upper drum 1, in particular, the rotary transformer 4 should be adhesively fixed with some constant orientation with respect to the upper drum (1).

This is to match the soldering position between the coil wound on the upper surface of the rotary transformer 4 and the head located on the outer circumferential surface of the upper drum 1.

To this end, a plurality of grooves for guiding the coil toward the head face each other on the outer circumferential surface of the rotary transformer 4, and a groove (hereinafter referred to as a coupling groove) for checking a reference position around the groove is provided. have.

Therefore, when the worker seats the rotary transformer 4 on the upper part of the upper drum 1, as well as confirming the position of the coupling groove based on a certain reference point, the groove that guides the coil is roughly the upper drum. Directionality was presented to the rotary transformer 4 by matching with the head located on the inner side of (1).

However, in presenting the direction to the rotary transformer through the naked eyes of the operator, it is difficult to accurately maintain the assembly position between the rotary transformer and the upper drum, and the positioning time between the two is long, resulting in deterioration of work efficiency and productivity. I was.

The present invention was created in order to solve the problems of the rotary transformer bonding apparatus filed by the applicant of the same application, it is possible to accurately seat the rotary transformer on the upper surface of the upper drum in one direction, as well as shorten the position adjustment work time The purpose of the present invention is to provide a rotary transformer bonding apparatus capable of improving work efficiency and productivity.

Rotary transformer bonding apparatus according to the present invention in order to achieve the above object, has a shape of a rectangular frame body by a plurality of cabinets, and a casing provided with a space on the inner surface; A partition table provided to be spaced apart from the upper surface of the casing by a predetermined interval, and having a plurality of seating jigs on which upper drums are seated at equal intervals; Wherein the upper drum is located on the upper surface of the partition table corresponding to the seating jig, the rotary transformer bonding apparatus comprising a pressing means for pressing the rotary transformer against the inner side of the upper drum, any one of the fixed fixed to the partition table Located on the upper surface of the casing corresponding to the mounting jig, characterized in that the positioning means for presenting the directionality in one direction to the rotary transformer bonded to the inner surface of the upper drum seated on the mounting jig.

Such a characteristic configuration and the resulting effects of the present invention will become more apparent from the following detailed description of the invention with reference to the accompanying drawings. In the following, the present application shown in FIGS. 3 and 4 will be described with reference to a rotary transformer bonding apparatus filed by the same applicant.

FIG. 5 is a plan view conceptually illustrating a rotary transformer bonding apparatus according to the present invention, and FIG. 6 is a perspective view showing an extraction means for positioning. 7 and 8 are front and plan views of the positioning means.

As shown therein, the rotary transformer bonding apparatus according to the present invention has a shape of a rectangular frame body by a plurality of cabinets 51, and a casing 50 having a space 52 formed therein, and

A partition table 100 installed to be spaced apart from the upper surface of the casing 50 by a predetermined interval, and having a plurality of seating jigs 110 on which the upper drum 1 is seated at equal intervals;

The pressurizing means 400 is located on the upper surface of the partition table 100 corresponding to the seating jig 110 on which the upper drum 1 is seated, and presses the rotary transformer 4 against the inner surface of the upper drum.

Located on the upper surface of the casing 50 corresponding to any one of the seating jig 110 installed on the partition table 10, the rotary transformer 4 is bonded to the inner surface of the upper drum 10 seated on the seating jig It is roughly divided into positioning means 700 for presenting directionality in one direction.

As described above, the positioning means 700 has a substantially characteristic element of the present invention. As a result, the fixing block 710 is located at one upper surface of the casing 50. And a body 711 screwed to the casing 50 and left and right support plates 712 and 713 extending to face each other with respect to the body 711.

At this time, in particular, the left and right support plates 712 and 713 are joined to each other to form a circular insertion hole 714 on the inner surface thereof.

On the other hand, the lower end of the support post 720 having a predetermined height is inserted into the insertion hole 714 formed by the left and right support plates 712 and 713 of the fixed block 710. In particular, the upper portion of the support post 720 is plate-shaped. The support base 730 of the support is installed.

The support frame 740 is fixed to the upper surface of the support base 730 so as to face each other, and the plate-shaped guide base 750 is fixed to the upper portion of the support frame 740.

In addition, the guide block 760 is fixedly installed on the upper surface of the guide base 750, and the lower inner surface thereof is fixed to the upper surface of the guide base 750 to form the guide groove 761 along the longitudinal direction. . The guider 770 is slidably supported along the guide groove 761 formed by the guide block 760, and at one end of the guider 770, that is, at a position corresponding to the mounting jig 110. A coupling pin 771 is provided to insert a coupling groove 1d provided on one outer circumferential surface of the rotary transformer 4.

In this case, the coupling pin 771 may be formed through a separate component or may be preferable in view of unit cost reduction and assembly process even when the molding is processed integrally with the guider 770.

On the other hand, the above-described guider 770 is left and right sliding by the cylinder 780 located between the support frame 740, in particular the cylinder 780, as shown in Figure 7, the transfer rod ( 781 is jointed with one end of the guider 770, that is, the extension plate 772 extending from the guider 770 and slidingly conveys it.

At this time, in order to position the cylinder 770 between the support frame 740, the screw portion formed on the outer circumferential surface of the outer peripheral surface while being penetrated and supported by the coupling plate 751 extending from the lower one side of the guide base 750 It may be desirable to be positioned between the support frame 740 by a fixing nut 752 coupled from the outside of the coupling plate (751) (not shown).

Meanwhile, in the process of coupling the coupling groove 1d of the rotary transformer 4 to the coupling pin 771 of the guider 770, a means for supporting the outer circumferential surface of the rotary transformer 4 is not provided. To this end, for this purpose, both sides of the guider 770 around the coupling pin 771 are provided with an inclined piece 773 having an inclined surface 773a which is in surface contact with the outer surface of the rotary transformer 4.

In operating the cylinder 780, which slides the guider 770 as described above, the guider 770 should be moved forward and backward in accordance with the stroke distance of the feed rod 781 of the cylinder 780, and this is detected. To this end, it is preferable to provide a plurality of (two) detection sensors 782 to detect the stroke distance of the transfer rod 781 on both sides before and after the cylinder 780.

In this case, the sensor 778 is fixedly installed through a fixing rail 783 fixedly installed at one outer surface of the cylinder 780 as shown in FIG. 6.

One side of the guider 770 facing the coupling pin 771 may be further provided with a stopper means 790 for limiting the transfer distance and for appropriately adjusting the transfer distance.

Looking at the structure of the stopper means 790 described above, an extension frame 791 of a predetermined length is formed integrally extending upward from one end of the guider 770. From the outside of the extension plate 791, the stop bolt 792 is screwed so as to be slidable in the same direction as the conveying direction of the guider 770. In this case, the fastening position of the stop bolt 792 is a position where the guider 770 is in contact with the outer surface of the guide block 760 when the sliding transfer is completed toward the mounting jig 110.

Therefore, the stop bolt 792 is moved forward or backward in the same direction as the feed direction of the guider 770, thereby substantially adjusting and limiting the transfer distance of the guider 770.

Referring to the operation of the rotary transformer bonding apparatus according to the invention configured as described above in detail as follows.

First, the upper drum 1 is mounted on the seating jig 110 on the partition table 100 while the activator and the adhesive are sequentially applied to the inner surface thereof through the application means 300.

When the cylinder 780 located between the support frames 740 is operated in this state, the guider 770 jointly coupled through the transfer rod 781 and the extension plate 772 of the cylinder 780 is guided. Sliding and conveyed toward the seating jig 110 of the partition table 100 along the guide groove 761 formed by the combination of the base 750 and the guide block 760, and at the same time the sensing provided on the outside of the cylinder 780 The sensor 782 and the stop bolt 792 of the stopper means 790 provided at the outer end of the guider 770 are stopped at a position adjacent to the mounting jig 110.

In this state, the object of adhesion, that is, the rotary transformer 4 is manually positioned on the inner side of the upper drum 1 and the outer peripheral surface of the inclined piece 773 is formed on both sides of the guider 770. While engaging the inclined surface 773a and rotating the assembly position clockwise and counterclockwise, the engaging groove 4d formed on the outer circumferential surface thereof is locked to the engaging pin 771 of the guider 770.

Accordingly, the rotary transformer 4 is positioned in one direction while considering the connection position with the upper drum 1.

Then, as a post process, the guider 770 is retracted through the cylinder 780 and the rotary transformer 4 is pushed toward the upper drum 1 through the pressurizing means 400. The rotary transformer 4 is firmly adhesively fixed to the inner surface of the upper drum 1 through the process of dividing and rotating 100 in a predetermined step.

As described above, according to the rotary transformer bonding apparatus according to the present invention, the rotary transformer may be firmly adhered to the upper drum, and in particular, the rotary transformer may be constantly positioned on the inner side of the upper drum. There is an advantage to improve workability and productivity.

Claims (8)

A casing having a shape of a rectangular frame body by a plurality of cabinets and having a space portion provided on an inner surface thereof; A partition table installed to be spaced apart from the upper surface of the casing by a predetermined interval, and having a plurality of seating jigs on which upper drums are seated at equal intervals; In the rotary transformer bonding apparatus comprising a pressing means for pressing the rotary transformer against the inner surface of the upper drum, the upper drum is located on the upper surface of the partition table corresponding to the seating jig, the fixed table is fixed to the partition table 100 Located in the upper surface of the casing 50 corresponding to any one of the mounting jig 110, one-way directional to the rotary transformer (4) bonded to the inner surface of the upper drum (1) seated on the mounting jig 110 Rotary trans adhesive apparatus, characterized in that to provide a positioning means for presenting (700). The method of claim 1, wherein the positioning means 700, the body 711 is screwed to the upper surface of the casing 50, and formed to extend to face each other with respect to the body 711 is inserted into the inner surface A fixed block 710 having left and right support plates 712 and 713 forming a hole 714; A support post 720 inserted into an insertion hole 714 formed by the left and right support plates 712 and 713, and having a plate-like support base 730 fixed to an upper surface thereof; A support frame 740 fixedly installed to face each other on an upper surface of the support base 730, and having a guide base 750 fixedly installed thereon; A guide block 760 fixedly installed at an upper portion of the guide base 750 and formed at a lower inner side thereof to form a guide groove 761 by forming an upper portion of the guide base 750; A guider slidably installed along the guide groove 761 of the guide block 760 and having a coupling pin 771 inserted into a coupling groove 4d formed at an outer circumferential surface of the rotary transformer 4 at one end thereof. 770; A cylinder 780 positioned between the support frame 740 and having an end of the transfer rod 781 jointly coupled to one end of the guider 77; Rotary transformer bonding apparatus comprising a. The inclined piece 773 having an inclined surface 773a which is in surface contact with the outer surface of the rotary transformer 4 on both sides of the guider 770 with respect to the coupling pin 771. Rotary trans gluer. The apparatus of claim 2, further comprising a sensing sensor (782) for sensing the left and right transfer distance of the transfer rod (781) at both ends of the cylinder (780). The rotary transformer bonding apparatus of claim 2, wherein the coupling pin 771 is integrally formed with the guider 770. 3. The rotary transformer bonding apparatus of claim 2, further comprising a stopper means (790) for limiting a transfer distance of the guider (770) at one end of the guider (770) facing the coupling pin (771). 7. The apparatus of claim 6, wherein the stopper means (790) comprises: an extension frame (791) extending upwardly from one end of the guider (770); A stop bolt 792 which is screwed from the outside of the extension frame 791 so as to be slidable in the same direction as the conveying direction of the guider 770 and is in contact with the outer surface of the guide block 760; Rotary transformer bonding apparatus comprising a. 3. The screw part and the coupling plate 751 of claim 2, wherein the cylinder 780 is penetrated and supported by a coupling plate 751 extending from one lower surface of the guide base 750. Rotary transformer bonding device to be located between the support frame (740) by a fixing nut (752) coupled from the outside of the).