KR101623893B1 - The zig lifting apparatus for ceramic layer molding machine - Google Patents

Abstract

The present invention relates to a jig elevating device for a ceramic coating applicator which can uniformly apply a ceramic paste to a peripheral surface of a base material while automatically transferring a plurality of base materials fixed on the jig, A frame having a guide plate; A jig transferring unit disposed inside the frame so as to face each other to transfer the jig to which the base material is fixed; A jig detection sensor installed in the frame for sensing a jig; A coating unit installed between the jig conveying unit and applying a ceramic paste to a base material fixed to the jig; A jig elevating portion disposed between the jig conveying portions to vertically move the jig toward the applying portion; A jig rotary part installed in the jig elevating part and rotating the jig so as to be coated on the base material having the ceramic paste fixed to the jig; A control unit for controlling the operation of the jig elevating unit to move the jig up and down to control the operation of the jig moving unit to rotate the jig, The operation of the applying unit and the jig driving unit is stopped and the operation of the jig elevating unit is controlled so that the jig is lowered by lowering the elevated jig and the jig is transferred by the jig transferring unit And a control unit for controlling the display unit to display the image.
According to the present embodiment, a plurality of base materials fixed to a jig are automatically transferred through a frame, a jig conveying unit, a jig detecting sensor, a coating unit, a jig elevating unit, a jig rotating unit, So that the transfer part can be further reinforced and the base material coated with the ceramic paste can be automatically transferred to the next line, so that the convenience of the work can be improved and the productivity can be maximized.

Description

Technical Field [0001] The present invention relates to a jig lifting apparatus for a ceramic coating applicator,

The present invention relates to a jig elevator for a ceramic coating applicator capable of uniformly applying a ceramic paste to a peripheral surface of a base material while automatically transferring a plurality of base materials fixed on the jig, .

Generally, an electronic part using a ceramic material such as a capacitor, an inductor, a piezoelectric element, a varistor or a thermistor includes a ceramic body made of a ceramic material, an end electrode formed inside the body, and an external electrode Respectively.

In the case of such a ceramic electronic component, since a worker usually applies a ceramic paste through a manual operation, the work is inconvenient and is easily affected by a skill of a worker.

1. Korean Registered Patent No. 10-0394452 (Paste Application Method and Paste Application Device / 2003.07.30) 2. Korean Registered Patent No. 10-1098797 (Jig for Capacitor Manufacturing, Capacitor Manufacturing Method and Capacitor / Dec. 20, 2010)

The present invention has been made in order to solve the above-mentioned problems, and it is an object of the present invention to provide a method and apparatus for automatically applying a plurality of base materials fixed on a jig while uniformly applying a ceramic paste to a peripheral surface of a base material, The present invention has been made to provide a jig platform for a ceramic application molding machine capable of maximizing the height of a jig.

According to an aspect of the present invention,

A frame having a guide plate;

A jig transferring unit disposed inside the frame so as to face each other to transfer the jig to which the base material is fixed;

A jig detection sensor installed in the frame for sensing a jig;

A coating unit installed between the jig conveying unit and applying a ceramic paste to a base material fixed to the jig;

A jig elevating portion disposed between the jig conveying portions to vertically move the jig toward the applying portion;

A jig rotary part installed in the jig elevating part and rotating the jig so as to be coated on the base material having the ceramic paste fixed to the jig;

A control unit for controlling the operation of the jig elevating unit to move the jig up and down to control the operation of the jig moving unit to rotate the jig, The operation of the applying unit and the jig driving unit is stopped and the operation of the jig elevating unit is controlled so that the jig is lowered by lowering the elevated jig and the jig is transferred by the jig transferring unit And a control unit for controlling the display unit to display the image.

Further, in the present invention, the transfer unit further comprises a transfer unit capable of transferring the jig passing through the applicator to another line;

And the transfer unit is operated and controlled by the control unit.

Further, according to the present invention, there is further provided an idler provided in the frame and rotated by being brought into contact with a jig that is raised and lowered.

In this case,

A drive sprocket rotatably installed on the frame;

A driven sprocket rotatably installed on the frame so as to correspond to the driving sprocket;

A drive motor operated by the control unit to rotate the pair of drive sprockets;

And a chain which is provided with a bracket on which the jig is placed and which passes through the driving sprocket and the driven sprocket and transmits driving force of the driving sprocket to the driven sprocket.

Here, the jig-

A lifting cylinder equipped with a rod;

A mounting block installed at an end of the rod;

First and second shafts rotatably installed on the installation block and spaced apart from each other;

A drive roller fixed to both ends of the first shaft;

And driven rollers fixed to both ends of the second shaft.

Here, the jig-

A rotation motor fixed to the installation block and operated by a control unit;

A driving gear fixed to the rotation motor;

And a follower synchronized with the drive gear to be rotated and fixed to the first shaft.

Here,

A main body installed in the frame;

A conveyance block provided with a sensor piece and installed to the main body so as to be capable of reciprocating movement through a conveyance means;

Conveying means for reciprocating the conveying block in the main body;

A feed motor installed in the main body for driving the feed means in a forward or reverse direction;

A first · second sensing sensor installed at the front end and the rear end of the main body, respectively, for sensing the sensor pieces;

An elevating cylinder installed in the transport block and having a lifting rod;

And a pair of grippers provided at the end of the lifting rod to grip the jig.

According to the present embodiment, a plurality of base materials fixed to a jig are automatically transferred through a frame, a jig conveying unit, a jig detecting sensor, a coating unit, a jig elevating unit, a jig rotating unit, So that the transfer part can be further reinforced and the base material coated with the ceramic paste can be automatically transferred to the next line. Thus, the convenience of the work can be improved and the productivity can be maximized.

Further, according to the present embodiment, since the operator does not need to arrange the assembled jig in the jig conveying portion by the inclined guide plate provided on the frame, the operation is considerably simplified and convenient, and accordingly, the synergistic effect Can be expected.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a front view of a jig platform for a ceramic coating applicator according to the present invention; Fig.
2 is a right side view of a middle portion of a jig platform for a ceramic coating apparatus according to the present invention.
3 is a right side view of the transfer section in the jig elevating apparatus for a ceramic coating apparatus according to the present invention.
4 is a perspective view showing a jig taken apart from the jig in the jig elevating apparatus for a ceramic coating apparatus according to the present invention.
Figs. 5A to 5F are diagrams for explaining the operation relationship of the jig raising and lowering device for a ceramic coating apparatus according to the present invention; Fig.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a front view of a jig loading / unloading apparatus for a ceramic coating apparatus according to the present invention, FIG. 2 is a right side view of a jig loading apparatus for a ceramic coating apparatus according to the present invention, FIG. 4 is a perspective view showing a jig taken separately from the jig elevating apparatus for a ceramic coating apparatus according to the present invention. FIG. 4 is a right side view of the transfer section in the elevating apparatus.

1 to 3, the elevator according to an embodiment of the present invention includes a frame 100, a jig conveyor 200, a jig detecting sensor 300, a dispensing unit 400, a jig elevator The ceramic paste can be applied to the peripheral surface of the base material M while automatically transferring the plurality of base materials M fixed to the jig 1, And the transfer part 700 is further reinforced thereon, so that the base material M coated with the ceramic paste can be automatically transferred to the next line, so that the convenience of the work can be improved and the productivity can be maximized.

First, the jig 1 will be briefly described as follows before explaining the above configuration.

4, the jig 1 includes a shaft 10 into which a plurality of base materials M are inserted, a plurality of base materials M coupled to both ends of the shaft 10, And a shaft cover (20) for preventing disengagement.

The shaft cover 20 includes a seat portion 21 to be inserted into a bracket 241 groove (see FIGS. 1 and 2) of a chain 240 to be described later, And a wheel 22 that rotates and rotates with respect to the driving roller 550, the driven roller 560, and the idler 570.

1 to 3, the frame 100 includes a jig conveying unit 200, a jig detecting sensor 300, an applying unit 400, a jig elevating and lowering unit 500, a jig rotary unit 600, (700).

And a pedestal is provided below the frame 100.

Particularly, a guide plate 110 formed at an intermediate portion of the frame 100 is formed obliquely. When a worker places a jig 1 provided with a plurality of base materials M (see FIG. 4) on a guide plate 110, The jig 1 rolls along the photo guide 110 and is automatically placed on the jigger 200. [

Therefore, there is no need to arrange the jig 1 assembled by the operator in the jigger 200, which is considerably simpler and convenient, and thus a synergistic effect that can greatly improve work productivity can be expected.

1 and 2, the jigger 200 includes a pair of driving sprockets 210, a driven sprocket 220, a driving motor 230, and a chain 240. In this embodiment, (See FIG. 4) is provided so as to be opposed to the inside of the jig 100, and serves to transfer the jig 1 from one side to the other.

The driving sprocket 210 is rotatably installed at the middle end of the frame 100, and the pair of the driving sprockets 210 are spaced apart from each other.

The driven sprocket 220 is rotatably installed at the middle rear end of the frame 100, and the pair of the driven sprockets 220 are spaced apart from each other.

The driving motor 230 is installed in the driving sprocket 210 and is operated by the control unit 800 to forcibly rotate the driving sprocket 210 clockwise (or counterclockwise).

The chain 240 is installed to pass through the drive sprocket 210 and the driven sprocket 220 to transmit the driving force of the drive sprocket 210 to the driven sprocket 220.

Particularly, the chain 240 is provided with a bracket 241. The bracket 241 is provided with a semicircular groove (see Figs. 1 and 2) So that the jig 1 can be stably maintained without shaking.

According to the present embodiment, the drive sprocket 210 is rotated by the drive motor 230 to rotate together with the chain 240. At this time, as shown in FIG. 1, 1 and 2) of the bracket 241 while the seating portion 21 is engaged with the bracket 241 of the chain 240. The guided jig 1 is guided And is conveyed toward the opposite driven sprocket 220.

Therefore, even if the operator does not place the assembled jig 1 on the chain 240 of the jig conveyor 200, the worker naturally rests on the chain 240, which greatly simplifies the operation and greatly improves work productivity. There is an advantage to be able to.

1 and 2, the jig detecting sensor 300 is installed in the frame 100 and detects the jig 1 and outputs the detected jig 1 to the controller 800. Referring to FIG.

In this embodiment, when the jig 1 installed between the jig transfer unit 200 and the application unit 400 is detected by the jig transfer unit 200, the jig 1 is outputted to the control unit 800, The controller 230 controls the drive motor 230 to stop the operation of the jigger 200 immediately.

The jig detection sensor 300 is a contact type or non-contact type sensor. In this embodiment, a non-contact type sensor such as a known optical fiber sensor is applied in consideration of installation conditions and the like.

1 and 2, the application unit 400 is installed between the jigger 200 and, more preferably, between the idler 570 to be described later, M) is coated with a ceramic paste.

5D, the application unit 400 may apply a ceramic paste to a plurality of base materials M at a time, or may sequentially apply a ceramic paste to the base material M, May be changed at any time.

Since the application unit 400 is well known in the related art, a detailed description thereof will be omitted.

1 to 3, the jig elevating part 500 includes a lifting cylinder 510, a mounting block 520, first and second shafts 530 and 540, a driving roller 550 and a driven roller 560 In this embodiment, the jig 1 is disposed between the jigger 200 and functions to raise and lower the jig 1 vertically toward the application unit 400.

The elevating cylinder 510 is a hydraulic or pneumatic cylinder provided with a rod 511. The rod 511 is operated and controlled by the control unit 800 to raise and lower the rod 511.

The mounting block 520 is installed at the end of the rod 511.

The first and second shafts 530 and 540 are rotatably installed in a mounting block 520.

The driving roller 550 and the driven roller 560 are fixed to both ends of the first and second shafts 530 and 540. Particularly on the circumferential surfaces of the driving roller 550 and the driven roller 560, (Refer to FIGS. 2 and 3) are formed so as to be able to stably support the wheel 22 of the jig 1 and to prevent the jig 1 from being released to the outside, It is very useful.

1 to 3, the jig rotary unit 600 includes a rotary motor 610, a driving gear 620 and a driven gear 630. In this embodiment, the jig rotary unit 600 is installed in the jig elevating unit 500 And functions to rotate the jig 1 so that the ceramic paste is uniformly applied to the peripheral surface of the base material M fixed to the jig 1. [

The rotating motor 610 is fixed to the installation block 520 of the jig elevating and lowering part 500 and is operated by the control part 800 to force the driving gear 620 fixed to the shaft (see FIGS. 1 to 3) .

The driving gear 620 and the driven gear 630 are known bevel gears. In this embodiment, the driving gear 620 is fixed to the shaft of the tilting motor 610, Is fixed to the first shaft 530, and the driving gear 620 and the driven gear 630 rotate to mesh with each other.

For example, when the rotation motor 610 is rotated by the control unit, the driving gear 620 fixed to the shaft of the rotation motor 610 (see FIGS. 1 to 3) The driven gear 630 engaged with the first shaft 530 rotates and the first shaft 530 of the jig elevating part 500 rotates while the drive roller 550 fixed to both ends of the first shaft 530 rotates The wheel 22 of the jig 1 brought into contact with the drive roller 550 is rotated and the driven roller 560 which is in contact with the wheel 22 rotates together with the rotation of the wheel 22 .

Thus, according to the present embodiment, the jig 1 provided with the base material M is rotated by the above-described operation, and the ceramic body 1 is rotated through the application portion 400 in the state where the jig 1 is rotating, When the paste is discharged, the ceramic paste can be uniformly applied to the circumferential surface of the base material (M), so that the defective rate is lowered and the production of the product of high quality becomes possible.

On the other hand, when the jig 1 is rotated by the jig rotary part 600, repetitive vibration occurs, and the jig 1 may fall down.

In this embodiment, in order to solve the above-mentioned problem, an idler 570 which rotates while being in contact with the wheel 22 of the jig 1 is installed in the frame 100, Respectively.

The wheel 22 of the jig 1 and the idler 570 rotate against each other and rotate together so that the jig 1 is rotated by the jig 1 even if the jig 1 is lifted and rotated by the jig rotary unit 600. [ The ceramic paste can be uniformly applied by preventing vibration, and it is possible to prevent the jig 1 from being released to the outside, and the product defect rate can be remarkably lowered.

The control unit 800 receives the sensing signal from the jig detection sensor 300 and controls the driving motor 230 of the jig transfer unit 200 to stop the operation of the jig transfer unit 200. The control unit 800 controls the elevating cylinder 510 of the jig elevating unit 500, The jig 1 is moved up and down to control the operation of the rotary motor 610 of the jig rotary unit 600 and the jig 1 is rotated to rotate the application unit 400 The ceramic paste is applied to the peripheral surface of the base material M of the jig 1. After a predetermined time has elapsed, the operation of the application unit 400 and the rotation motor 610 of the jig rotary unit 600 is stopped, The jig 1 is moved down by operating the elevating cylinder 510 of the jigger 500 to control the jig 1 to be transported by the chain 240 of the jigger 200. [

Meanwhile, as shown in FIGS. 1 and 3, the frame 100 may be reinforced with a transfer unit 700.

The transfer unit 700 includes a main body 710 and a transfer block 720, a transfer means 730, a transfer motor 740, first and second detection sensors S1 and S2, a lift cylinder 750, And the gripper 760. In the present embodiment, the jig 1 is passed through the applicator 400 to transfer the jig 1 to another line, and the operation is controlled by the control unit.

The main body 710 is a known frame. In this embodiment, the conveying means 730 is installed. The conveying means 730 is provided with a conveying block 720 having a sensor piece 721.

Here, the conveying means 730 is one of a known ball screw or a toothed belt.

The first and second detection sensors S1 and S2 are provided at the front and rear ends of the main body 710 to detect the sensor piece 721 and output the detection signal to the control unit 800. The first and second detection sensors S1, and S2 are non-contact optical fiber sensors.

The feed motor 740 is a known servomotor having an encoder and a torque sensor. The feed motor 740 drives the feed means 730.

An elevating cylinder 750 having a rod 751 is provided in the conveying block 720. A rod 751 is provided at an end of the rod 751 so as to grasp the seating portion 21 of the jig 1, A known gripper 760 is installed.

The first sensing sensor S1 senses the sensor element 721 of the transport block 720 and outputs the sensing sensor 721 to the controller 800. The controller 800 controls the elevating cylinder 750 The pair of grippers 760 provided at the end of the rod 751 is moved by the rod 751 of the lift cylinder 750 in a state of gripping the seat portion 21 It is salvaged.

When the jig 1 is hoisted as described above, the control unit 800 operates the feed motor 740 to operate the feed means 730, thereby moving the feed block 720, the elevating cylinder 750, The gripper 760 which fixes the sensor unit 1 is transferred to the control unit 800. When the second sensor S2 detects the sensor unit 721 of the transfer block 720, The gripper 800 moves the rod 751 by controlling the operation of the lifting cylinder 750 and the pair of grippers 760 provided at the end of the rod 751 moves the jig 1) can be transferred to another line.

The jig 1 can be easily transferred to the next line by repeating the above-described process by the transfer unit 700.

5A to 5F are views for explaining the operation of the jig lifting and lowering apparatus for a ceramic coating apparatus according to the present invention.

1, when a worker places a jig 1 to which a plurality of base materials M are fixed on a guide plate 110 of a frame 100, the jig 1 is rolled along an inclined surface of the guide plate 110, And is disposed in the jigger 200.

When the driving motor 230 is operated as described above, the pair of driving sprockets 210 rotate, the chain 240 installed on the driving sprocket 210 rotates, and the chain 240 rotates The rotational force of the driving sprocket 210 is transmitted to the driven sprocket 220 and rotated together.

The jig 1 disposed adjacent to the drive sprocket 210 naturally engages with the groove 241 of the bracket 241 (see Figs. 1 and 2) while the seat portion 21 is engaged with the bracket 241 of the chain 240, And the guided jig 1 is conveyed toward the opposite driven sprocket 220. [

Therefore, even if the operator does not place the assembled jig 1 on the chain 240 of the jig conveyor 200, the worker naturally rests on the chain 240, which greatly simplifies the operation and greatly improves work productivity. There is an advantage to be able to.

Meanwhile, when the jig 1 is detected by the jig detecting sensor 300 during the process of the jig 1 being transferred through the jigger 200, the jig detecting sensor 300 outputs a detection signal to the controller 800 The controller 800 controls the driving motor 230 to stop the operation of the jigger 200 immediately. The controller 800 shown in FIGS. 5A and 5B.

The control unit 800 causes the rod 511 to move up and down according to the operation of the lifting cylinder 510 and the driving block 520 installed at the end of the rod 511, The jig 1 is disposed between the driving roller 550 and the driven roller 560 so that the driving roller 550 and the follower roller 560 are driven, The wheel 22 of the jig 1 is brought into contact with the idler 570 while being brought into contact with the roller 560.

When the jig 1 is lifted and lowered by the jig elevating and lowering unit 500 as described above, the control unit 800 controls the operation of the jig rotary unit 600.

1 to 3) of the rotary motor 610 when the rotary motor 610 of the jig rotary unit 600 is operated and rotated by the control unit, The driven gear 620 is rotated and the driven gear 630 engaged with the driving gear 620 is rotated so that the first shaft 530 of the jiggift 500 rotates while the first shaft The wheel 22 of the jig 1 abutted against the driving roller 550 rotates while the driving roller 550 fixed to both ends of the wheel 22 is rotated, The driven roller 560 is rotated together.

At this time, the application unit 400 is also operated by the control unit 800 to discharge the ceramic paste filled therein.

Thus, according to the present embodiment, the jig 1 provided with the base material M is rotated by the above-described operation, and the ceramic body 1 is rotated through the application portion 400 in the state where the jig 1 is rotating, When the paste is discharged, the ceramic paste can be uniformly applied to the circumferential surface of the base material (M), so that the defective rate is lowered and the product of high quality can be produced.

When the application process is completed, the control unit 800 stops the operation of the application unit 400 and the rotation motor 610 of the jig rotary unit 600 and controls the elevating cylinder 510 of the jig elevating unit 500 to perform the operation control So that the jig 1 can be moved to the position where the driven sprocket 220 is positioned by the chain 240 of the jig transfer unit 200. [

When the jig 1 is transferred to the driven sprocket 220, the jig 1 is transferred to the next line by the transfer unit 700.

5F, when the first sensing sensor S1 of the transfer unit 700 senses the sensor unit 721 of the transfer block 720, the first sensing sensor S1 outputs the sensor unit 721 to the controller 800, The control unit 800 operates the elevating cylinder 750 to lower the rod 751 and the pair of grippers 760 provided at the end of the rod 751 move up and down And is lifted by the rod 751 of the cylinder 750.

When the jig 1 is hoisted as described above, the control unit 800 operates the feed motor 740 to operate the feed means 730, thereby moving the feed block 720, the elevating cylinder 750, The gripper 760 which fixes the sensor unit 1 is transferred to the control unit 800. When the second sensor S2 detects the sensor unit 721 of the transfer block 720, The gripper 800 moves the rod 751 by controlling the operation of the lifting cylinder 750 and the pair of grippers 760 provided at the end of the rod 751 moves the jig 1) can be transferred to another line.

The jig 1 can be easily transferred to the next line by repeating the above-described process by the transfer unit 700.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the same is by way of illustration and example only and is not to be construed as limited to the specific embodiments set forth herein; rather, .

1: Jig 10: Shaft 20: Shaft cover
100: frame 110: guide plate 200: jig
210: drive sprocket 220: driven sprocket 230: drive motor
240: chain 300: dispensing part 400: jig detection sensor
500: jig elevating part 510: elevating cylinder 511: rod
520: installation block 530: first shaft 540: second shaft
550: driving roller 560: driven roller 570: idler
600: jig shaper 610: rotation motor 620: drive gear
630: driven gear 700: transfer part 710: main body
720: conveying block 730: conveying means 740: conveying motor
750: lift cylinder 760: gripper 800:
S1: first sensing sensor S2: second sensing sensor

Claims (7)

A frame having a guide plate;
A jig transferring unit disposed inside the frame so as to face each other to transfer the jig to which the base material is fixed;
A jig detection sensor installed in the frame for sensing a jig;
A coating unit installed between the jig conveying unit and applying a ceramic paste to a base material fixed to the jig;
A jig elevating portion disposed between the jig conveying portions to vertically move the jig toward the applying portion;
A jig rotary part installed in the jig elevating part and rotating the jig so as to be coated on the base material having the ceramic paste fixed to the jig;
A control unit for controlling the operation of the jig elevating unit to move the jig up and down to control the operation of the jig moving unit to rotate the jig, The operation of the applying unit and the jig driving unit is stopped and the operation of the jig elevating unit is controlled so that the jig is lowered by lowering the elevated jig and the jig is transferred by the jig transferring unit And a control unit for controlling the control unit
The first and second shafts are rotatably mounted on the mounting block. The first and second shafts are spaced apart from each other. The first and second shafts are rotatably mounted on both ends of the first shaft. And a driven roller fixed to both ends of the second shaft. 2. The jig elevator according to claim 1,
The method according to claim 1,
Further comprising: a transfer unit capable of transferring the jig through the application unit to another line;
And the transfer unit is operated and controlled by the control unit.
3. The method according to claim 1 or 2,
Further comprising: an idler which is installed on the frame and rotates in contact with the jig that is lifted and lowered.
The method according to claim 1,
The jig sending unit,
A drive sprocket rotatably installed on the frame;
A driven sprocket rotatably installed on the frame so as to correspond to the driving sprocket;
A drive motor operated by the control unit to rotate the pair of drive sprockets;
And a chain provided with a bracket on which the jig is mounted and passing through the drive sprocket and the driven sprocket so as to transmit driving force of the drive sprocket to the driven sprocket.
The method according to claim 1,
The jig-
A rotation motor fixed to the installation block and operated by a control unit;
A driving gear fixed to the rotation motor;
And a follower synchronous gear which is rotated in engagement with the drive gear and fixed to the first shaft.
3. The method of claim 2,
The transfer unit includes:
A main body installed in the frame;
A conveyance block provided with a sensor piece and installed to the main body so as to be capable of reciprocating movement through a conveyance means;
Conveying means for reciprocating the conveying block in the main body;
A feed motor installed in the main body for driving the feed means in a forward or reverse direction;
A first · second sensing sensor installed at the front end and the rear end of the main body, respectively, for sensing the sensor pieces;
An elevating cylinder installed in the transport block and having a lifting rod;
And a pair of grippers which are provided at the ends of the lifting rods and grip the jig.
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