KR101083353B1 - Apparatus and method for automatically print using pad - Google Patents

Abstract

The present invention relates to a pad printing method and apparatus for printing various figures or characters on a synthetic resin or a metal plate product, and more specifically, to fix a product to a jig installed at a 90 degree equilateral divided crisscross position in front of a rotary rotating plate. The intermittent rotation of the rotary rotary plate by an angle equal to 90 degrees, and three first, second and third pads moving forward and backward and up and down on the rotary rotary plate are filled with ink supplied to the pattern groove of each pattern plate. By providing a method and apparatus for automatically printing the surface, thickness, and inner side of a jig product located at the top, left, and right sides of the rotating plate at the same time, it provides an excellent improvement in the production productivity of the product as well as three aspects of the product. Simultaneously prints sequentially by one setting, maximizing the print quality of products and maximizing reliability. It is characterized.

Pad, printing method, printing device, auto, 3 degrees, rotary tumbler, plastic

Description

3 degree automatic pad printing method and apparatus {APPARATUS AND METHOD FOR AUTOMATICALLY PRINT USING PAD}

The present invention prints various figures or characters on a synthetic resin or a metal plate product, while seating the product at an equi-divided position of the rotary rotating plate while intermittently rotating the rotary rotating plate, the ink corresponding to each pattern is subtracted by three pads. The present invention relates to a three-degree automatic pad printing method and apparatus for providing three sides of a product to be sequentially printed at the same time, thereby providing excellent manufacturing productivity and print quality.

In general, when printing a figure or a character at a predetermined position of the product has been disclosed a method of printing by imprinting the ink on the product corresponding to the pattern of the figure or character to be printed on the pad.

The apparatus for printing the product in this way is called a pad printing apparatus.

Such a printing method is a printing operation on a plastic or metal product, for example, a bottle cap made of a synthetic resin material, a cell phone case, a keyboard and the surface of a semiconductor device.

In particular, recently, a metal plate pattern attached to a mobile phone case has been used in various ways to form an antenna pattern by printing with copper (Cu) ink.

In this case, the antenna pattern formed on the mobile phone case is continuously formed on three sides such as the surface 1a, the thickness surface 1b, the inner surface 1c, etc. of the product 1, as shown in FIG. Also prints.

This is done three times by the conventional pad printing apparatus.

That is, after replacing the pattern plate corresponding to the surface, the thickness surface, and the inner surface of the product, the ink supplied to the pattern of the pattern plate is removed by the pad to print the surface of the product, and then the thickness surface and the inner surface are separated. Printing was to be done.

This conventional operation has a problem of significantly lowering work productivity.

In addition, accurate and consistent printing is difficult because the product must be newly set every time the printing of the surface, thickness, and inner surface of the product is difficult, which causes problems such as deterioration of the quality of the product and the occurrence of large quantities of defective products.

The present invention has been invented to solve all the problems of the prior art described above, by mounting a synthetic resin or a metal plate product in an isometric divided position of the rotary rotary plate corresponding to each pattern by three pads while intermittently rotating the rotary rotary plate The purpose of the present invention is to provide excellent printing productivity improvement by printing three sides of the product sequentially at the same time.

The present invention is to provide three printing of the three sides of the product at the same time sequentially by one setting, so that the printing quality of the product is excellent, the purpose is to maximize the quality satisfaction.

This invention,

The product is mounted on a jig installed at a 90 degree equilateral divided cross position on the front of the rotary rotary plate, and the rotary rotary plate is intermittently rotated by an 90 degree isometric angle, and the three rotary members move forward and backward on the rotary rotary plate. A pad printing method in which the first, second, and third pads automatically print the surface, thickness, and inner side of a jig product positioned at the upper and left and right sides of the rotary rotating plate at the same time by subtracting the ink supplied to the pattern groove of each pattern plate. It is characterized by providing.

The present invention is a pad lifting device for moving up and down moving along the rail of the fixed plate by the elevating operation cylinder by installing the first, second, third pads fixed to the clamp of the elevating plate in the center and left and right of the front of the bed; ; Pad front and rear movement means for moving the fixed plate of the pad raising and lowering means forward and backward along a rail by a front and rear operation cylinder; First, second and third pattern plates are formed on the rear of the bed to form pattern grooves in the form of printing patterns at the lower positions of the first, second and third pads. Wherein the ink supply cylinder is ink supply means for supplying ink to the pattern grooves of the first, second and third pattern plate by the ink supplied to the lower while moving back and forth by the front and rear movement cylinder; The jig forming the mounting part is fixed to the front of the bed to receive the rotational driving force of the driving motor by the power transmission part, and to install and fix the product to be fixedly mounted at a crisscross position of 90 ° equidistant on the front of the rotary rotary plate intermittently rotating. It is characterized by providing a pad printing device composed of one rotary rotating means.

The present invention is characterized in that the front and rear fixed magnets are attached to the front and rear movement position of the pad lifting device to install the front and rear stator magnets to be fixed at the fixed position.

The present invention is to install a fixed support plate of a larger size than the pattern plate in the lower portion of the first, second and third pattern plate to fix the straight-type fixing bracket and the "c" shaped fixing bracket to each of the front, rear, left and right sides with fastening bolts, respectively. Installing and fastening the support bolts to the upper portion of the fixing bracket, respectively, is characterized in that it is configured to be pressure-fixed to install the position adjustable from the front, back, left, right.

The present invention is installed in the lower part of the cylinder coupled to the assembly plate forming the ink supply hole on the ink supply container to be installed to protrude a sponge, and to install a ring-shaped chisel to scrape the ink of the pattern plate on the outside It has its features.

The power transmission unit of the rotary rotation means of the present invention is installed in the gear box and the driving shaft end of the gear box for rotating the rotary rotating plate by transmitting the rotation of the drive shaft of the drive motor in the orthogonal direction and the sensing sphere and the sensing sphere to rotate with the drive shaft It is characterized by the configuration of the sensor unit for controlling the rotation operation of the drive motor by detecting the constant.

The present invention is characterized in that the first, second, and third pads are moved up and down to support the rotating plate according to the pressure printing operation while the lowering of the rotary rotating plate by the lifting cylinder.

The present invention seats a synthetic resin or a metal plate product in an equiangularly divided position of the rotary rotating plate while intermittently rotating the rotary rotating plate to subtract ink corresponding to each pattern formed of various figures or characters by three pads. It is possible to print three sides at the same time three degrees at a time to provide excellent manufacturing productivity improvement, as well as to print the three sides of the product at the same time by one setting at the same time to provide an excellent print quality of the product To have.

First, the 3rd automatic pad printing method of the present invention will be described.

In the present invention, in printing the ink supplied to the pattern groove of the pattern plate by the pad and printed on the product,

The product is mounted on a jig installed at a 90 degree equilateral divided cross position on the front of the rotary rotary plate, and the rotary rotary plate is intermittently rotated by an 90 degree isometric angle, and the three rotary members move forward and backward on the rotary rotary plate. The first, second, and third pads are provided so as to sequentially and automatically print the surface, thickness, and inner side of the jig product positioned at the top and left and right of the center of the rotary rotating plate by squeezing ink supplied to the pattern grooves of each pattern plate. .

As shown in FIGS. 1 to 10, a three-degree automatic pad printing apparatus embodying the method of the present invention includes first, second, and third pads 11 and 12 at the front center and left and right on the bed 2. (13) is fixed to the clamp 15 of the elevating plate 10, the pad elevating movement means 100 to move up and down along the rail 17 of the fixed plate 16 by the elevating operation cylinder (S1) )and;

Pad front and rear movement means 200 for moving back and forth along the rail 22 by the front and rear working cylinder (S2) of the fixed plate 16 of the pad lifting device;

First, second, and third forming the pattern grooves 31a, 32a, 33a in the form of a printing pattern at the lower positions of the first, second, third pads 11, 12, 13 at the rear of the bed 2. Pattern plates 31, 32, 33 are installed, and ink supply cylinders 41, 42, 43 are installed on the first, second, and third pattern plates, respectively, and the ink supply cylinders 41 are installed. The 42 and 43 supply ink to the pattern grooves 31a, 32a and 33a of the first, second and third pattern plates by the ink supplied downward while moving back and forth by the forward and backward moving cylinder S3. An ink ball feed stage 300;

In order to fix the product to be printed at a crisscross position of 90 degrees on the front of the rotary rotary plate 50 which is intermittently rotated by receiving the rotational driving force of the driving motor M by the power transmission unit 60 in front of the bed 2. It is provided with a rotary rotary means 500 is fixed to the jig 52 to form the mounting portion (52a) to be seated installation.

At this time, the front and rear moving position of the pad lifting device 100 is provided to install the front and rear fixed magnet body 18 (18 ') to attach the fixing plate 16 by a magnetic force to fix the fixed position. .

In addition, the first, second and third pattern plates 31, 32 and 33 are provided with fixed support plates 35 having a larger size than the pattern plates at the bottom, and thus have a straight fixing bracket (front, rear, left and right). 36) and the "c" shaped fixing bracket 36 'are fixed and installed with fastening bolts 37, respectively, and the support bolts 38 are fastened to the upper portions of the fixing brackets 36 and 36', respectively, to transfer the pattern plate. It is configured to be pressurized and fixed so that the position is adjustable from left to right.

In addition, the ink supply cylinder 41, 42, 43 has a sponge 46 in which the ink is stored in the lower portion of the cylinder 45 to which the assembly plate 49, which forms the ink supply hole 45a, is coupled. It is built by protrudingly installed, and the outer ring is composed of a ring-shaped chisel 47 made of silicon to scratch the ink of the pattern plate.

At this time, the lower end of the ring-shaped chisel 47 is preferably formed by forming a sharp portion (47a) in close contact with the pattern plate.

And the power transmission unit 60 of the rotary rotating means transmits the rotation of the drive shaft of the drive motor (M) in the orthogonal direction of the gear box 61 and the gear box 61 for rotating the rotary rotating plate 50 It is composed of a sensor (65) installed at the end of the drive shaft (62) and rotates together with the drive shaft and the sensor unit (65) for detecting the sensor to constantly control the rotation operation of the drive motor.

In addition, the support block so that the first, second, third pads 11, 12, 13 support the rotating plate in accordance with the pressure printing operation while the lower portion of the rotary rotary plate 50 is lowered by the elevating cylinder S4. It is configured to operate up and down 55.

As shown in the figure, 49a is an air hole formed in the assembly plate 49 on the top of the ink supply container, and 49b is a connection bracket 48 for connecting the ink supply containers 41, 42, and 43 to work integrally. The fastening hole 49c of the fastening member 48a for installation shows the fastening hole of the assembly bolt which has an ink supply hole.

Hereinafter, the operation and operation of the present invention will be described.

First, the four jig 52 for the mounting of the target product (1) to be printed is assembled and installed in a 90 degree equidistant position on the front of the rotary rotary plate (50).

In this state, the product 1 is fixedly mounted to the mounting portions 52a of the respective jigs 52.

At this time, the mounting portion 52 of the jig is formed in a shape corresponding to the product in order to fit and secure the product (1).

In this state, the power supply of the printing apparatus is turned on.

First, the front and rear movement cylinders S3 retreat the ink supply cylinders 41, 42, 43 on the first, second, and third pattern plates 31, 32, 33. Ink is supplied to the pattern grooves 31a, 32a, 33a of the three pattern plates.

At this time, the ink embedded in the sponge 46 inside the ink supply container is supplied to the pattern grooves 31a, 32a, 33a of the first, second, and third pattern plates, and the ring-shaped chisel 47 is scratched around the periphery. The ink is supplied only to the pantone groove.

In this state, while the elevating plate 10 on the front of the fixed plate 16 is lowered by the elevating operation cylinder S1, the first, second, third pads 11, 12, 13 are first, second, The pattern grooves 31a, 32a and 33a of the three pattern plates are stamped so that the pattern ink having the pattern groove shape is applied to the first, second and third pads 11, 12 and 13.

In this state, since the elevating plate 10 is lifted to its original position, the first, second, and third pads 11, 12, 13 are raised and returned.

In this state, the first, second and third pads 11, 12 and 13 of the pad lifting device are moved forward and backward by the front and rear operation cylinder S2.

At this time, the pad lifting device 100 is attached to the stator magnet 18 in the front position by the magnetic force is moved to the correct movement position.

That is, the first, second and third pads 11 and 12 and 13 are moved to the respective printing positions of the product 1 mounted on the upper center and left and right jig 52 of the rotary rotating plate 50.

At this time, the first pad 11 is the first degree printing position (a) of the product (1), the second pad 12 is the second degree printing position (b) of the product (1), the third pad 13 is the product 3 degrees of (1) is moved to the upper part of the printing position (c).

At the same time, the support block 55 is raised below the rotary rotary plate 50 to support each jig 52.

In this state, the lifting plate 10 is lowered by the lifting operation cylinder S1, and the first, second, and third pads 11, 12, 13 are seated on each jig 52. Printing by ink is performed while being pressed to each printing position of the.

In other words, the first, second, and third pads simultaneously perform three-degree printing on three products mounted on the rotary rotating plate.

In this manner, when the printing is completed, the first, second, and third pads 11, 12, and 13 are raised to their original positions, and the support block 55 supporting the rotary rotary plate 50 is also lowered to its original position.

Then, the first, second, and third pads 11, 12, and 13 that are raised are operated in the retracted home position by the front and rear operation cylinder S2.

In this case, the pad lifting device 100 is attached to the stator magnet 18 'in the rear position by magnetic force, so that the pad lifting device 100 moves backward to the correct moving position.

At the same time, the front and rear movement cylinders S3 retreat the ink supply cylinders 41, 42, 43 on the first, second, and third pattern plates 31, 32, 33. The ink is supplied to the pattern grooves 31a, 32a, 33a of the pattern plate.

At this time, the ink embedded in the sponge 46 inside the ink supply container is supplied to the pattern grooves 31a, 32a, 33a of the first, second, and third pattern plates, and the ring-shaped chisel 47 is scratched around the periphery. While supplying ink, only the pantone grooves supply ink.

In this state, as described above, the first, second, and third pads 11, 12, and 13 are lowered, so that the first, second, and third pads are in the pattern grooves 31a, 32a, 33a of the first, second, and third pattern plates. After the ink has been drained back to the rising position.

And again, as described above to move forward to move forward to the rotary rotary plate 50.

At this time, the rotary rotating plate 50 is positioned in a 90 ° intermittent rotation.

It transmits the rotation of the drive shaft of the drive motor (M) to the orthogonal direction by the gear box 61 to intermittently rotate the rotary rotary plate 50, the rotation control of the drive motor is installed at the end of the drive shaft 62 of the gear box The sensor unit 65 detects that the detection port 63 is rotated, thereby driving control of the driving motor.

As described above, the first, second, and third pads 11, 12, and 13 descend from the rotary rotary plate 50 at a 90 ° intermittent rotation. Printing by ink is performed while being pressed to the printing position of 1).

At this time, the product printed 1 degree on the first pad 11 is to be printed 2 degrees by the second pad 12 in the position rotated 90 ° intermittent, 2 degrees printed by the second pad 12 The product is printed three degrees by the third pad 13 in the 90 ° intermittent rotation position, the product printed three degrees by the third pad 13 is discharged to the bottom in the 90 ° intermittent rotation position Will be.

In addition, the product newly seated on the jig is to be printed 1 degree by the first pad 11.

As described above, the rotary rotary plate 50 rotates 90 degrees intermittently and simultaneously performs 1 degree, 2 degree, and 3 degree printing on the first, second, and third pads 11, 12, and 13 simultaneously. The surface, thickness, and inside of the surface are automatically repeatedly printed.

In addition, when the ink of the ink supply containers 41, 42 and 43 is insufficient in the printing process, which is a repetition of the above products, the inner sponge 46 is provided through the ink supply holes 45a on the upper portion of the ink supply container. By supplying ink, continuous work is possible.

In addition, the first, second, and third pattern plates 31, 32, and 33 may be replaced according to the printing pattern of the product.

1 is a plan view showing the present invention as a whole.

Figure 2 is a side view showing the present invention as a whole.

Figure 3 is a side view showing the ink supply structure of the pad lifting device of the present invention.

Figure 4 is a side view showing the ink printing structure of the pad lifting device of the present invention.

5 is a front view showing the power transmission unit of the present invention.

6 is a plan view showing the ink supply means of the present invention.

7 is a side view of FIG. 6;

8 is a cross-sectional view showing the ink supply container of the present invention.

9 is an exploded perspective view of FIG. 8;

10A, B, and C are plan, bottom and side views showing examples of products printed by the device of the present invention.

** Description of the symbols for the main parts of the drawings **

2: pad 11, 12, 13: 1st, 2nd, 3rd pad

10: lifting plate 15: clamp

16: fixed plate 17: rail

100: pad lifting device

22: rail 200: transfer means before and after the pad

31,32,33: 1st, 2nd, 3rd pattern plate

31a, 32a, 33a: pattern groove 41, 42, 43: ink supply container

300: ink supply means 300

50: rotary rotary plate 60: power transmission unit

52: jig 52a: mounting portion

500: rotary rotating means 18, 18 ': front and rear stator magnet

35: fixed support plate 36,36 ': fixed bracket

37: Fastening bolt 38: Supporting bolt

45: solid 46: sponge

47: ring chisel 61: gearbox

62: drive shaft 63: detection port

65: sensor unit 55: support block

Claims (7)

In the pad printing method of printing by dipping the ink supplied to the pattern groove of the pattern plate by the pad to the product, The product is mounted on a jig installed at a 90 degree equilateral divided cross position on the front of the rotary rotary plate, and the rotary rotary plate is intermittently rotated by an 90 degree isometric angle, and the three rotary members move forward and backward on the rotary rotary plate. The first, second, and third pads are applied to the pattern grooves of the respective pattern plates to automatically print the surface, the thickness, and the inner surface of the jig product positioned at the upper and left and right sides of the rotary rotating plate at the same time. 3 degree automatic pad printing method. A pad printing apparatus which prints a pattern by printing ink supplied to a pattern groove of a pattern plate by a pad and printing it on a product. The first, second and third pads 11, 12 and 13 are fixed to the clamp 15 of the elevating plate 10 at the center of the front and left and right sides of the bed 2 to the elevating operation cylinder S1. A pad lifting device 100 for moving up and down along the rails 17 of the fixed plate 16; Pad front and rear movement means 200 for moving back and forth along the rail 22 by the front and rear working cylinder (S2) of the fixed plate 16 of the pad lifting device; First, second, and third forming the pattern grooves 31a, 32a, 33a in the form of a printing pattern at the lower positions of the first, second, third pads 11, 12, 13 at the rear of the bed 2. Pattern plates 31, 32, 33 are installed, and ink supply cylinders 41, 42, 43 are installed on the first, second, and third pattern plates, respectively, and the ink supply cylinders 41 are installed. The 42 and 43 supply ink to the pattern grooves 31a, 32a and 33a of the first, second and third pattern plates by the ink supplied downward while moving back and forth by the forward and backward moving cylinder S3. Ink supply means 300; In order to fix the product to be printed at a crisscross position of 90 degrees equidistant to the front of the rotary rotating plate 50 which receives the rotational driving force of the driving motor M by the power transmission unit 60 in front of the bed 2. 3rd automatic pad printing apparatus characterized in that it comprises a rotary rotary means 500 is fixed to the jig 52 to form a mounting portion (52a) to be installed. 3. The method of claim 2, In the front and rear movement position of the pad lifting device 100, the front and rear fixed magnets 18 and 18 'are installed and configured to be fixed to a fixed position by attaching the fixing plate 16 by magnetic force. 3 degree automatic pad printing device. 3. The method of claim 2, The first, second and third pattern plates 31, 32 and 33 have a fixed support plate 35 having a size larger than that of the pattern plate at the bottom, and thus have a straight fixing bracket 36 at the front, rear, left and right sides. And “c” shaped fixing brackets 36 'are fixed and installed with fastening bolts 37, respectively, and the support bolts 38 are fastened to upper portions of the fixing brackets 36 and 36', respectively, before and after the pattern plate. 3, automatic pad printing apparatus, characterized in that the pressure adjustable fixed installation position adjustable left, right. 3. The method of claim 2, The ink supply cylinders 41, 42, 43 may protrude a sponge 46 in which ink is stored in a lower portion of the cylinder 45 to which the assembly plate 49 forming the ink supply holes 45a is coupled. A three-degree automatic pad printing device, comprising a built-in installation, the ring-shaped chisel 47 made of a silicon material to scrape the ink of the pattern plate on the outside. 3. The method of claim 2, The power transmission unit 60 of the rotary rotating means transmits the rotation of the drive shaft of the driving motor M in an orthogonal direction, so that the gear box 61 and the drive shaft of the gear box 61 rotate the rotary plate 50. 62) 3-degree automatic pad, characterized in that consisting of a sensing unit 63 is installed at the end and rotates together with the drive shaft and a sensor unit 65 for detecting the sensing sphere to control the rotational operation of the drive motor constantly. Printing device. 3. The method of claim 2, The lower and lower portions of the rotary rotating plate 50 are lifted by the lifting cylinder S4 so that the first, second and third pads 11, 12 and 13 support the rotating plate according to the pressure printing operation. 3) automatic pad printing apparatus, characterized in that configured to move up and down).

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