KR20190112435A - The Thermal conductivity grease application of display heat sink and Transistor coupling equipment - Google Patents

Abstract

The present invention is to provide a device for applying a thermally conductive grease and fastening a transistor for a display heat radiating plate, capable of mass-production with uniform quality by uniformly and automatically applying a thermally conductive grease to a heat radiating plate for efficiently improving heat generation of a transistor used in a TV, a vehicle electronic device, and a computer, in large quantity. The device of the present invention comprises a rotation unit (3) having a heat radiating plate (M) clamped by a heat radiating plate clamping unit (330) and moved in one direction, on an outer circumferential surface of an upper side of a rotation plate (320) rotated by receiving power of a motor at the center of a fixing plate (380) to apply a thermally conductive grease (P) to the heat radiating plate (M) for display and to fasten a transistor (S). The device of the present invention comprises a transistor supply unit (4) having the transistor (S) applied with the thermally conductive grease (P) and aligned in the heat radiating plate (M) to be fixed by a fixing screw. Therefore, the heat radiating plate can be uniformly applied with the thermally conductive grease, such that continuous supply can be performed in large quantity, thereby increasing production capacity. Also, the device of the present invention has advantages of continuously shortening a work assembly time and increasing production efficiency even in a narrow space.

Description

The thermal conductivity grease application of display heat sink and transistor coupling equipment

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fastening device capable of automatically producing thermally conductive grease that is applied to efficiently cool the heat of a transistor installed in a heat sink used in a display device. The present invention provides a thermally conductive grease coating and transistor fastening device for heat dissipating plates for display that can be produced in large quantities with uniform quality by automatically applying thermal conductive grease in large quantities and automatically to heat sinks that efficiently improve the heat generation of the transistors. The purpose.

A semiconductor device that amplifies and oscillates an electric signal by using a semiconductor such as silicon or germanium among components used in electronic equipment. Transistors consisting of three or more electrodes are provided with heat sinks to efficiently dissipate heat generated during use.

The heat sink is composed of various heat sinks according to the shape of each product, and then used as a role for lowering the heat of components and products by applying thermal conductive grease to the transistor where heat is generated.

In addition, the heat sink for reducing the heat of the transistor is usually performed by a worker by repeating processes such as heat sink, thermal conductive grease, transistor fastening, and recently, various announcements related to the assembly device for reducing labor costs and increasing productivity Technical contents are known.

Accordingly, the automated transistor assembly device installed in such a heat sink is known in the prior art of various forms.

For example, in Korean Patent Publication No. 10-0148641 (published date: Dec. 15, 1998), “A PCB heat sink that senses a PCB heat sink moving along a conveyor, in which an IC is assembled to a PCB heat sink moving along a conveyor. A detection sensor; A first robotic arm that picks up the PCB heat sink and moves it to a working position; A CCD camera for photographing the PCB heat sink moved to the working position; An image signal processor which processes an image of the photographed PCB heat sink and supplies it to a central control and processor; A central control and processing unit operating overall of the device by the output of the PCB heat sink detection sensor and the output of the image signal processing unit; A second robot arm for drawing out an IC from an IC supply apparatus under control of the central control and processing unit; A third robot arm for fixing the PCB heat sink moved to the working position by the central control and the processor; And a nut fastening motor for fastening a nut for fastening the IC to the PCB heat sink by the control of the central control unit and the processing unit.

In addition, Korean Laid-Open Patent Publication No. 10-1998-061369 (published date: 1998.10.07.) Said, "The normal transfer feeder (13) (14) to transfer the heat sink (1), and the normal feed feeder In this embodiment, the transistor 5 can be supplied. A heat sink fixing part 15 is provided between the conveying conveyor 13 and the conveying conveyor 14, and a cylinder (on the upper part of the heat sink fixing part 15) is provided. The screw fastener 20 which is lifted up and down by 22) is provided, and a side of the end side of the feed conveyor 13 and the feed pipe 19 is provided with an inclined feed pipe 18 communicating with the transistor feed feeder 17. Is provided with a stopper 29, 19 in each of the heat sink and the automatic assembly device of the transistor. ”

In addition, Korean Patent Publication No. 10-1998-069589 (published date: Oct. 26, 1998) "The heat sink (1) and the transistor (5) on one side of the work die 21, the jig 35 is fixed to the upper surface, respectively. A stopper for providing belt conveyors 26 and 27 for conveying them to the working die 21 and intermittently blocking the movement of the heat sink 1 and the transistor 5 on the respective belt conveyors 26 and 27. (28) and (29), a belt conveyor (26) for transferring the heat sink (1) having the transistor (5) assembled on the other side of the work die (21) to the next step, and the work die Scarab robot (multi-joint robot) 22 which sequentially seats the heat sink 1 and the transistor 5 transported by the belt conveyors 26 and 27 into the jig 35 before and behind 21. ) And copper for automatically applying thermally conductive grease (P) to the transistor attachment surface 49 of the heat sink 1 placed in the jig 35. Automatic installation and also giving 25,

When the heat sink 1 and the transistor 5 are placed in the jig 35, a screw automatic fastener 24 for fastening the screw 7 to the fastening hole 6-1 and the fastening hole 3 is installed. In addition, a screw feeder 23 for continuously supplying the screw 7 through the guide 42 in the screw automatic fastener 24 is installed, and the assembly of the transistor 5 on one side of the jig 35 is performed. And an automatic assembly system for the transistor and the heat sink, characterized in that a push cylinder 34 is installed to transfer the completed heat sink 1 onto the belt conveyor 36. ”

Also, Korean Utility Model Publication No. 20-2000-0013141 (published date: July 15, 2000) “The heat generating part 1 connected to the printed circuit board 13 by the lead wire 2 is a screw 14 as a heat sink ( In the car audio fixed to one side of 4),

One side of the heat sink (4) is formed integrally with the protrusion contact groove (6) is fixed to the upper bracket (8) formed with a fixing projection (7) in front of the upper end, the elastic rib on the bottom of the upper bracket (8) The lower bracket 11, which is connected as a (10) and is mounted inside the heating element 1, is integrally connected, and the adhesion protrusion 13 is fixed to the printed circuit board 3 on the bottom surface of the lower bracket 11. Heating element fixing device of the car audio heat sink, characterized in that the installation is known.

Although it is used in a variety of known technologies related to the automatic heat sink assembly apparatus as described above, in Patent Publication No. 10-0148641 there is only a reference to the automatic fastening device and the configuration device for the PCB heating plate, there is no detailed configuration, The automatic fastening device is made of semi-automatic type, not safe assembly, so it is difficult to mass produce and inefficient production time, so it is difficult to obtain product competitiveness.

In addition, Korean Patent Application Laid-Open No. 10-1998-061369 discloses a feed conveyor and an end portion of a supply pipe having an inclined supply pipe communicating with a single-side transistor supply feeder by a screw fastener which is lifted up and down by a cylinder on top of the heat sink plate. Each stopper configuration has a cumbersome problem of simply arranging the heat sink by manual supply from the outside.

In addition, although the Patent Publication No. 10-1998-069589 refers to a technology for the automatic fastening to the transistor and the heat sink, but such as a separate articulated robot, such as to configure the device to increase the initial cost for automation The production cost is increased, there is a problem that a lot of time is spent on the failure and setting, there is only a concept when tightening by the screw automatic fastener, and the specific operating structure is not mentioned, so the operation relationship is not clear. There is this,

In addition, the Korean Utility Model Publication No. 20-2000-0013141 has a heat sink fixing device that must be assembled manually rather than automated, so that the user must assemble arbitrarily, resulting in poor production efficiency and inconsistent durability and quality due to mass production. There is a need for a solution to this problem.

Domestic Patent Publication No. 10-0148641 (published date: December 15, 1998) Domestic Publication No. 10-1998-061369 (published date: 1998.10.07.) Domestic Patent Publication No. 10-1998-069589 (published date: 1998.10.26.) Domestic Utility Model Publication No. 20-2000-0013141 (published date: July 15, 2000)

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The present invention has been made to solve all the conventional drawbacks by applying a thermal conductive grease to the heat sink to fasten the heat sink to produce a large amount of uniform quality, and efficiently to each part in a small space in large quantities of the finished product An object of the present invention is to provide a thermally conductive grease coating and a transistor fastening device for a heat dissipation plate for a display that can be produced uniformly by providing a transistor supply unit that can be produced.

According to the present invention, in the thermal conductive grease coating and transistor fastening device of the heat sink for display, the transistor supply unit (4) for arranging the transistor S after applying the thermal conductive grease (P) to the heat sink (M) to be fixed with a fixing screw It is characterized by comprising the thermal conductive grease coating and transistor fastening device of the heat sink for display, characterized in that provided.

The thermal conductive grease coating and transistor fastening device of the heat sink for a display configured as described above can be applied uniformly to the thermally processed heat sink uniformly, so that continuous supply in large quantities is possible, thereby increasing production capacity. There is this,

Indeed, it is a great invention that the expectation is that the work assembly time can be shortened continuously and production efficiency can be increased even in a small space.

1 is a conceptual diagram of a preferred embodiment of the present invention
2 to 6 is an exemplary embodiment of the operation and the detailed disassembly and assembly of the transistor supply unit of the present invention
7 to 9 is an exemplary embodiment of an inversion unit of the present invention.
10 to 12 are exemplary views showing an embodiment of a mobile unit of the present invention.
13 to 14 is a view showing a preferred embodiment of the coating unit of the present invention
15 to 21 is an illustration of an embodiment of the uploading unit of the present invention
22 to 25 is an illustration of the operating embodiment of the fastening device of the present invention
26 to 27 is an illustration of the operating state of the alignment unit of the present invention
28 to 29 are exemplary views showing the assembling concept of a transistor coated with a thermally conductive grease on a heat sink of the present invention.

Specific embodiments of the present invention will be described in detail with reference to the drawings.

As shown in FIG. 1, the upper side of the rotating plate 320 which is rotated by applying the power of a motor to the center of the fixing plate 380 to apply the thermal conductive grease P and fasten the transistor S of the heat dissipating plate M for the display. In the fastening device provided with a rotation unit (3) having a heat sink (M) which is clamped to the heat sink clamping unit 330 on the outer circumferential surface to move in one direction,

Transistor S is applied to the heat dissipation plate M, and the transistor supply unit 4 is arranged to be aligned by fixing screws.

As shown in FIG. 2, the transistor supply unit 4 includes a transistor supply unit 4a configured to supply the heat sink M uniformly and continuously,

A transistor inversion unit 4d configured to turn and rotate the transistor S supplied through the transistor supply unit 4a from the vertical direction to the horizontal direction;

A mobile unit 4e for picking up the flipped transistor S of the transistor inversion unit 4d and moving it to the coating unit 4c;

 The application unit 4c for uniformly applying the thermal conductive grease (P) through the moving unit (4e),

When the transistor (S) coated through the coating unit (4c) is moved to the external heat sink (M) and configured an uploading unit (4g),

Comprising an arrangement unit (4f) for uniformly matching the screw groove and the fastening groove of the transistor (S) moved through the uploading unit (4g),

It comprises a fastening device (4b) for fastening the heat sink (M) and the transistor (S) through the alignment unit (4f),

As shown in FIGS. 5 to 6, the transistor supply unit 4a is slid to the left and right directions by a deceleration precision control motor (not shown) on the other fixed plate 380 of the pickup loading unit 2. The left and right moving bar 440 is provided, and the front and rear moving plate 420 provided on the upper side of the left and right moving bar 440 so as to slide forward and backward by a deceleration precision control motor (not shown). It has a feed plate 420 having a),

One side of the supply plate 420 is provided with a fixing plate 409 fixed to the support, and one side lower end of the fixing plate 409 is provided with a support plate 402, the other end of the mounting plate 410 It is provided with a guide pin 404 on both sides of the mounting plate 410, the center is provided with a cylinder 403 which is operated by pneumatic, the inside of the cylinder 403 the guide pin 404 It is provided with a pressing plate 405 which is integrally connected to the front and back in the longitudinal direction, and the supporting plate 402 is provided with a support plate 414,

The fixing plate 409 has an elevating bar 412 which is raised and lowered by an elevating cylinder 413, and has a discharge bracket 411 having an intaglio groove on both sides thereof, and the pressure plate 405. And a guide rail tube 401 for supplying the transistors aligned in the longitudinal direction between the and the fixed plate 409. The guide rail tube 401 is fixedly installed on the fixed plate 409 above the guide rail tube 401. ) Is preferably provided with a pressing plate 406 for supporting so as not to escape,

As shown in Figs. 7 to 9, the transistor inversion unit 4d has a " ∪ " type guide bracket 433 so that the transistor S discharged from the guide rail tube 401 can be quickly accommodated. And a detection sensor 432 on one side of the upper end of the guide bracket 433 to measure the presence or absence of an element, and a transistor S may be supplied to the lower side of the detection sensor 432 by control. It is provided with a sequential discharge pin 435 is operated by pneumatic to pass / stop so that,

The sequential discharge pin 435 is fixed to the element alignment block 434, the element alignment block 434 is fixed to the support bracket 441 is fixed to the supply moving plate 420, The guide bracket 433 fixed to the element alignment block 434 is rotated inverted to 90 ° to accommodate the transistor S discharged by the sequential discharge pin 435 to apply the thermally conductive grease P. And an array bracket 440 having an inclination angle so as to be kept horizontal.

The front side of the alignment bracket 440 is provided with the intaglio alignment block 434 element, but the opposite side of the intaglio groove 437 is push lever cylinder for pressing the transistor (S) for the inversion It is preferred to have a 431,

As shown in FIGS. 10 to 12, the moving unit 4e includes the supply moving plate 420 on the upper side of the transistor S, which is inverted in the depression angle groove 437 of the transistor inversion unit 4d. It is provided with a support 451 fixed to the other side of the, and the inner side of the support 451 is provided with a vertical plate 452, the guide bar 453 is fixed to the inner both sides of the vertical plate 452, It is provided on the lower side, the guide bar 453 is provided with a movable plate 456 sliding left and right along the guide block 455,

The movable plate 456 is provided to be moved left and right by a pneumatic cylinder 460 fixedly installed at one side of the vertical plate 452, and the lifting plate 456 is moved up and down by the movable plate 456. In the bottom of the lifting cylinder 457 is preferably provided with a lifting bracket 458 provided with a fixing pin (459a) and the suction pad 459,

As shown in FIGS. 13 to 14, the coating unit 4c includes a transistor S, which is moved to the side of the transistor inversion unit 4d by the moving unit 4e, from the supply moving plate 420. It is provided with a fixed bracket 475 is fixed to the support shaft rods 475a on both sides, the support shaft rods 475a are provided with a fastening bracket 476 is inserted into the shaft, the fastening bracket 476 of the The upper both sides are provided with guide rail portions 477 that are inserted and fixed between the support shaft bars 475a, and the upper side of the guide rail portions 477 is applied while moving the thermally conductive grease P in the longitudinal direction. A sliding block 478 having a contact block 479 and a thermally conductive grease container 480 on the outside thereof is provided to be clamped.

A support bracket 474 having a hollow supply pipe 473 is fixedly installed on both upper support shaft bars 475a of the sliding block 478, and a collection for supplying thermally conductive grease to the upper side of the supply pipe 473. Having a barrel 472,

On the upper side of the collecting container 472 is preferably provided with a thermally conductive grease coating unit (4c) configured by providing a lid in a removable form,

As shown in Figs. 15 to 20, the uploading unit 4g has a horizontal movable block 4101 and a support plate 4200 on the right side of the guide bar 453 of the mobile unit 4e. The horizontal moving block 4101 has a locking fastening portion 4106 at an inner side thereof, and a push shaft 4105 is fixed at the center of the locking fastening portion 4106 so as to move left and right, and the push shaft ( 4105 is provided to be integrally fixed to the push rod (4104) of the pneumatic cylinder (4103) is fixed to the end plate 452,

The push rod 4104 is provided to be fixed to the fixing bracket 4201 of the support plate 4200 installed on the guide bar 453, and the pneumatic cylinder 4107 is fixed to the lower side of the horizontal movable block 4101. And a conversion unit 4100 for converting the rotation direction of the transistor S at the lower end of the pneumatic cylinder 4107.

The conversion unit 4100 is provided with a fixed pin 4113 and a suction pad 4114 at the lower end of the push bar (4108) and a rotating shaft (4115) hinged rotation of the rotary shaft (4115) A driving pulley 4112 is provided above the center, and the driving pulley 4112 is configured to be rotated by a belt 4111 to a timing pulley 4110 of the inverting motor 4109 therein. It is preferred that the

As shown in FIGS. 23 to 26, the fastening device 4b includes a body 491 that is fixed to the supply moving plate 420 inside the uploading unit 4g, and the body 491. Body shaft rods 492 are provided on both sides of the body shaft, and a guide rail body 493 is provided on the upper side of the body shaft rods 492, and moves along the guide rails 493 in the longitudinal direction along the moving block 494. ),

On one side of the movable block 494 is provided with a fixed bar 497 for accommodating the outer side of the transistor (S) to support the outer surface, and on the upper side of the inner movable block 494 of the fixed bar 497 It is provided with an alignment unit (4f) configured with a spacer bar (496) that is spaced apart or reduced both sides by a cylinder (495),

The upper support 451 of the alignment unit 4f is provided with a left and right moving plate 481 that slides inward, and a left and right sliding plate 482 that slides up and down outside the left and right moving plate 481. And a guide shaft bar 483 is fastened to both sides of the lifting and lowering plate 482 at both sides, and the lifting rod is disposed at the center of the guide shaft bar 483. Pneumatic cylinder (48a) having a (48a-1) is fixedly installed, the lower side of the elevating rod (48a-1) is provided to fasten the lifting and lowering bracket 484 is inserted into the guide shaft bar (483) on both sides and,

The lifting and lowering bracket 484 is provided such that the interval maintaining shaft rod 483 is installed with an elastic spring 486 inserted therein so as to maintain a constant gap with the support plate 485 inserted into the lower side guidebook rods 483. On the outer upper portion of the lifting and lowering bracket 484, a rotating part 487 for converting the pressure of the pneumatic pressure into the rotating force is provided to be adjusted at a constant speed by the reducer 487-1, and the lifting and lowering bracket 484 Rotating shaft (487-2) is provided on the lower side of the outer side, and the rotating shaft (487-2) is provided with a support shaft tube 488 is inserted into the lower portion of the outer surface of the support plate 485 to rotate the screwdriver 490, It is preferable that the outer side is provided with a screw supply portion 489 is supplied with a fastening screw by pneumatic,

1 and the heat sink C clamped by the heat sink clamping unit 330 is moved to one side to apply a thermal conductive grease P to the heat sink M to continuously radiate the transistor S. It is moved to the transistor supply unit 4 to be fastened to (M),

The transistor supply unit 4 includes a transistor S by a supporting plate 402 provided in the guide rail tube 401 of the transistor supply unit 4a in the form of free fall along the inclination angle. Is operated to move downwards,

When the discharging of the transistor S inside the guide rail tube 401 is completed, the guide rail tube 401 may be discharged through the discharge bracket 411 having an intaglio groove for moving up and down the empty guide rail tube 401. And the transistor S is supplied through the continuous guide rail tube 401,

In accordance with the pressure of the cylinder 403 provided on the one side is moved to the fixed plate 409 of the guide rail tube 401 is supplied so that the continuous transistor (S) is supplied can be supplied to the transistor inversion unit (4d),

The transistor S supplied to the inversion unit 4d is operated to be introduced into the “∪” type guide bracket 433, but the injected transistor S is controlled by the detection sensor 432 measuring the presence or absence of entry. Works to check in real time,

Below the detection sensor 432 may be sequentially supplied in accordance with the control signal of the controller by the sequential discharge pin 435 of the push type to control the pass / stop so that the transistor (S) can be sequentially supplied. The sequential discharge pin 435 to be opened / opened so that

The transistor S discharged through the sequential discharge pins 435 is pulled into the alignment bracket 440 to wet the transistor S in a vertical direction to a horizontal direction to apply thermal conductive grease P, and then an external push. By the lever cylinder 431 is operated by the reversing unit (4d) is operated so that the alignment bracket 440 is laid horizontally by pressing the angular groove 437 in the vertical state,

In order to move the transistor S in the horizontally laid state of the inversion unit 4d to the coating unit 4c by the moving unit 4e,

The mobile unit 4e moves along the guide bar 453 to the left and right of the vertical plate 452 fixed to the support 451 at the top of the transistor S, which is turned on the element alignment block 434. The pneumatic cylinder 460 is installed on the moving plate 456 to be operated to make a quick moving operation.

The pneumatic cylinder 460 is provided with a lifting cylinder 457 to the transistor S by a lifting bracket 458 provided with a fixing pin 459a and a suction pad 459 at the lower portion of the lifting cylinder 457. The fixed pin 459a is inserted to operate the transistor S in a precisely aligned state by the suction pad 459 to be moved to the coating unit 4c.

The transistor S moved to the coating unit 4c may be freely dropped along the supply pipe 473 in a state where the thermal conductive grease P is filled in the collecting container 472 to be applied to the contact block 479. To flow down so that

In order to adjust the amount of thermally conductive grease (P) to flow down into the contact block (479) to increase the height of the support shaft bar (475a) provided on both sides of the fastening bracket 476 integrally provided in the supply pipe (473) Work to adjust,

The contact block 479 operates to receive a thermally conductive grease P flowing down the contact block 479 with a sliding block 478 having a storage container 480 having a recessed groove on an outer circumferential surface thereof.

The sliding block 478 is installed so as to be integrally fixed to the guide rail portion 477 at the lower side thereof so that the thermal conductive grease P can be uniformly applied to the contact block through the supply pipe 473 when the sliding block is slid before and after. Works,

The thermally conductive grease P coated on the contact block 479 is moved by the upper transfer unit 4e to be applied by moving the transistor S flipped by the inversion unit 4d, and then the transistor S is applied. In order to move to the heat sink (M) of the heat sink clamping unit 330 is clamped to the rotating plate 320 by the uploading unit (4g),

A horizontal movement block 4101 is provided on the right side of the guide bar 453 of the mobile unit 4e to operate precisely between the left and right application unit 4c and the heat sink clamping unit 330,

The inner support plate 4200 of the horizontal movable block 4101 is provided with a locking fastening portion 4106 and is provided with a push shaft 4105 which is inserted into and fixed to the locking fastening portion 4106, and is provided on the push shaft 4105. The push rod 4104 to be installed is connected to the pneumatic cylinder 4103 fixedly installed on the fixed bracket 4201 fixed to the support plate 4200 by the pneumatic cylinder 4103. The horizontal movement block 4101 is operated to move left and right,

A pneumatic cylinder 4107 is provided on the lower side of the horizontal movable block 4101, and a transistor in which thermally conductive grease P is coated by the coating unit 4e by a conversion unit 4100 provided below the horizontal moving block 4101. Pick up (S) and operate to move to the heat sink (M) of the heat sink clamping unit 330,

The push bar 4108 of the conversion unit 4100 is operated to be connected to the belt 4111 to a timing pulley 4110 that is forward and reversely rotated by the power of the inverting motor 109. 4112) is connected to operate forward and reverse rotation,

A rotating shaft 4115 is provided below the center of the driving pulley 4112, and the transistor S is fitted to the fixing pin 4113 on the fixing pin 4113 and the suction pad 4114 below the suction pad 4114. Vacuum suction to operate to move to the heat sink (C) clamped to the rotating plate 320,

In order to match the fastening groove of the transistor (S) with the screw groove provided in the heat sink (M) by the alignment unit (4f) to position on the upper surface of the heat sink (M) through the uploading unit (4g),

The alignment unit 4f includes a body 491 fixed to the supply plate 420 to align the screw grooves with the fastening grooves, and has a body shaft bar 492 on the upper side of the body 491. It is operated to be moved by the pneumatic cylinder to the outside by a moving block 494 sliding before and after the guide rail body 493,

An upper side of the movable block 494 is provided with a fixed bar 497 formed to surround the outer shape of the transistor S on one side, and at the center thereof, left and right spaced apart from the left and right by a pneumatic cylinder 495. An inner side of the fixed bar 497 having a bar 496 provided on one side thereof exactly matches the screw groove of the transistor S placed on the heat sink M by the left and right separating bars 496. Aligned to operate so as to be fastened by the fastening device (4b),

In order to match the screw groove and the fastening groove of the heat sink (M) and the transistor (S) by the alignment unit (4f), and then to the upper fastening device (4b) to be fastened, ascending and descending,

The alignment unit 4f is provided with a moving plate 481 which is finely adjusted to the left and right of the upper side of the support 451, and is provided with a pneumatic cylinder 48a fixedly installed on the upper side of the pneumatic cylinder 48a. Lifting rod (48a-1) to be raised and lowered to the lower side of the) is fixed to the bracket 484 is operated to be pressurized,

The bracket 484 pressurized by the pneumatic cylinder 48a is operated to move along the guide shaft rod 483 fixed to both moving plates 481, and the guide shaft rod (at the bottom of the bracket 484) The support plate 485 moved along the 483 is operated to move up and down,

Between the support plate 485 and the bracket 484 is provided with a guide shaft bar (483) in the tension spring 486 is inserted state to maintain a constant resilience to fasten the screw driver 490 is quickly moved upward Works as well as

On the outside of the support plate 485 and the bracket 484 is provided a reduction gear 487-1 having a rotary motor 487 is provided on the upper side of the bracket 484,

The lower side of the bracket 484 has a rotation shaft 487-2 is provided with a support shaft bar 488 is operated so that the alignment is precisely transferred,

On the lower side of the bracket 484, a transistor (4) is provided on the heat sink (M) by a screw driver (490) having a screw supply portion (489) supplied with fastening screws aligned in a predetermined direction in a vacuum by pneumatic pressure supplied from the outside. S) is operated to be aligned and fastened.

M: heat sink P: thermal conductive grease
S: transistor S-1, S-2: contact terminal
1: Heat Sink Supply Unit 2: Pickup Loading Unit
3: rotation unit 4: transistor supply unit
5: contact terminal cutting unit 6: contact terminal bending unit
7: Missing inspection device 8: Heat dissipation unit
9: discharge conveyor unit 320: rotating plate
330: heat sink clapping unit 380: fixed plate
4a: supply unit 4b: fastening device
4d: transistor inversion unit 4c: coating unit
4e: mobile unit 4g: uploading unit
4f: alignment unit

Claims (8)

In order to apply heat conductive grease (P) to the heat dissipation plate (M) for the display and to fasten the transistor (S), the heat dissipation clamping unit (2) In the fastening device provided with a rotation unit (3) having a heat sink (M) clamped to the 330 is moved in one direction,

Thermal conduction grease coating and transistor of the heat sink for display, characterized in that it comprises a transistor supply unit (4) to arrange the transistor (S) to the heat sink (M) after the thermal conductive grease (P) is aligned and fixed with a fixed screw. Fastening device The method of claim 1,
The transistor supply unit 4 is
The transistor supply unit 4a is configured to supply the heat sink M uniformly and continuously,
A transistor inversion unit 4d configured to turn and rotate the transistor S supplied through the transistor supply unit 4a from the vertical direction to the horizontal direction;
A mobile unit 4e for picking up the flipped transistor S of the transistor inversion unit 4d and moving it to the coating unit 4c;
The application unit 4c for uniformly applying the thermal conductive grease (P) through the moving unit (4e),
When the transistor (S) coated through the coating unit (4c) is moved to the external heat sink (M) and configured an uploading unit (4g),
Comprising an arrangement unit (4f) for uniformly matching the screw groove and the fastening groove of the transistor (S) moved through the uploading unit (4g),
The thermal conductive grease coating and transistor fastening device of the heat dissipation plate for display, characterized in that it comprises a fastening device (4b) for fastening the heat sink (M) and the transistor (S) through the alignment unit (4f). The method of claim 2
The transistor supply unit 4a is,
The left and right moving bar 440 is provided on the other fixed plate 380 of the pickup loading unit 2 so as to slide left and right by a deceleration precision control motor (not shown), and the left and right moving bar ( On the upper side of the 440 is provided with a feed moving plate 420 having a front and rear moving plate 420 which is provided to slide forward and backward by a deceleration precision control motor (not shown),

One side of the supply plate 420 is provided with a fixing plate 409 fixed to the support, and one side lower end of the fixing plate 409 is provided with a support plate 402, the other end of the mounting plate 410 It is provided with a guide pin 404 on both sides of the mounting plate 410, the center is provided with a cylinder 403 which is operated by pneumatic, the inside of the cylinder 403 the guide pin 404 It is provided with a pressing plate 405 which is integrally connected to the front and back in the longitudinal direction, and the supporting plate 402 is provided with a support plate 414,

The fixing plate 409 has an elevating bar 412 which is raised and lowered by an elevating cylinder 413, and has a discharge bracket 411 having an intaglio groove on both sides thereof, and the pressure plate 405. And a guide rail tube 401 for supplying the transistors aligned in the longitudinal direction between the and the fixed plate 409. The guide rail tube 401 is fixedly installed on the fixed plate 409 above the guide rail tube 401. Heat conductive grease coating and transistor fastening device of the heat sink for display, characterized in that it comprises a pressing plate 406 for supporting so as not to escape) The method of claim 2,
The transistor inversion unit 4d is
A guide bracket 433 is provided to rapidly accommodate the transistor S discharged from the guide rail tube 401. An upper end of the guide bracket 433 measures the presence or absence of an element. And a sequential discharge pin 435 which is operated by pneumatic pressure to pass / stop the transistor S so as to be supplied one by one under the control of the detection sensor 432. ,

The sequential discharge pin 435 is fixed to the element alignment block 434, the element alignment block 434 is fixed to the support bracket 441 is fixed to the supply moving plate 420, The guide bracket 433 fixed to the element alignment block 434 is rotated inverted to 90 ° to accommodate the transistor S discharged by the sequential discharge pin 435 to apply the thermally conductive grease P. And an array bracket 440 having an inclination angle so as to be kept horizontal.

The front side of the alignment bracket 440 is provided with the intaglio alignment block 434 element, but the opposite side of the intaglio groove 437 is push lever cylinder for pressing the transistor (S) for the inversion A thermal conductive grease coating and transistor fastening device for a heat sink for a display, comprising: 431; The method of claim 2,
The mobile unit 4e,
An upper side of the transistor S inverted in the recessed groove 437 of the transistor inversion unit 4d includes a support 451 fixed to the other side of the supply moving plate 420, and the support 451. ) Is provided with a vertical plate 452 on the inner side, and provided with a guide bar 453 which is fixed to both inner sides of the vertical plate 452 up and down, and a guide block 455 on the guide bar 453. It is provided with a movable plate 456 sliding along the left and right,

The movable plate 456 is provided to be moved left and right by a pneumatic cylinder 460 fixedly installed at one side of the vertical plate 452, and the lifting plate 456 is moved up and down by the movable plate 456. And a lifting bracket 458 provided with a fixing pin 459a and a suction pad 459 at the bottom of the lifting cylinder 457, and applying thermal conductive grease to the heat sink for display. Transistor fastener The method of claim 2,
The coating unit 4c,
The transistor S moved to the side of the transistor inversion unit 4d by the moving unit 4e has a fixing bracket 475 fixed to the supply moving plate 420, and supports shafts on both sides thereof. (475a), the support shaft rod (475a) is provided with a fastening bracket 476 is inserted into the shaft, and the upper side of the fastening bracket (476) guide rails that are sandwiched and fixed between the support shaft bar (475a) ( And a contact block 479 on the upper side of the guide rail portion 477 to apply the thermally conductive grease P in the longitudinal direction, and then to the outer side of the thermally conductive grease container. The sliding block 478 having a 480 is provided to be clamped,

A support bracket 474 having a hollow supply pipe 473 is fixedly installed on both upper support shaft bars 475a of the sliding block 478, and a collection for supplying thermally conductive grease to the upper side of the supply pipe 473. Having a barrel 472,

The thermal conductive grease coating and transistor fastening device of the heat sink for display, characterized in that the upper side of the collecting cylinder 472 is provided with a thermally conductive grease coating unit (4c) configured by having a lid in a removable form. The method of claim 2,
The uploading unit (4g),
The horizontal movement block 4101 and the support plate 4200 are provided on the right side of the guide bar 453 of the mobile unit 4e, and the horizontal movement block 4101 has a locking fastening portion 4106 therein. The center of the locking fastening portion 4106 is provided with a push shaft 4105 to be fixed to the shaft inserted to move left, right, the push shaft 4105 of the pneumatic cylinder 4103 is fixed to the end plate 452 It is provided to be fixedly installed with the push rod (4104),

The push rod 4104 is provided to be fixed to the fixing bracket 4201 of the support plate 4200 installed on the guide bar 453, and the pneumatic cylinder 4107 is fixed to the lower side of the horizontal movable block 4101. And a conversion unit 4100 for converting the rotation direction of the transistor S at the lower end of the pneumatic cylinder 4107.

The conversion unit 4100 is provided with a fixed pin 4113 and a suction pad 4114 at the lower end of the push bar (4108) and a rotating shaft (4115) hinged rotation of the rotary shaft (4115) A driving pulley 4112 is provided above the center, and the driving pulley 4112 is configured to be rotated by a belt 4111 to a timing pulley 4110 of the inverting motor 4109 therein. Thermal conductive grease coating and transistor fastening device of the heat sink for display, characterized in that provided with The method of claim 2,
The fastening device 4b,
The inner portion of the uploading unit (4g) is provided with a body (491) is fixed to the supply plate 420, the body shaft (492) on both sides of the body shaft bar (492), the body shaft bar (492) The upper side of the guide rail body 493 is provided, along the guide rail 493 is provided with a moving block (494) to move forward and backward in the ratio direction,

On one side of the movable block 494 is provided with a fixed bar 497 for accommodating the outer side of the transistor (S) to support the outer surface, and on the upper side of the inner movable block 494 of the fixed bar 497 It is provided with an alignment unit (4f) configured with a spacer bar (496) that is spaced apart or reduced both sides by a cylinder (495),

The upper support 451 of the alignment unit 4f is provided with a left and right moving plate 481 that slides inward, and a left and right sliding plate 482 that slides up and down outside the left and right moving plate 481. And a guide shaft bar 483 is fastened to both sides of the lifting and lowering plate 482 at both sides, and the lifting rod is disposed at the center of the guide shaft bar 483. Pneumatic cylinder (48a) having a (48a-1) is fixedly installed, the lower side of the elevating rod (48a-1) is provided to fasten the lifting and lowering bracket 484 is inserted into the guide shaft bar (483) on both sides and,

The lifting and lowering bracket 484 is provided such that the interval maintaining shaft rod 483 is installed with an elastic spring 486 inserted therein so as to maintain a constant gap with the support plate 485 inserted into the lower side guidebook rods 483. On the outer upper portion of the lifting and lowering bracket 484, a rotating part 487 for converting the pressure of the pneumatic pressure into the rotating force is provided to be adjusted at a constant speed by the reducer 487-1, and the lifting and lowering bracket 484 Rotating shaft (487-2) is provided on the lower side of the outer side, and the rotating shaft (487-2) is provided with a support shaft tube 488 is inserted into the lower portion of the outer surface of the support plate 485 to rotate the screwdriver 490, On the outside thereof is provided with a screw supply portion 489 is supplied with a fastening screw by the pneumatic heat conductive grease coating and transistor fastening device of the heat sink for display, characterized in that

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