CN112223890A - Vacuum screen printing hole plugging machine and printing method thereof - Google Patents
Vacuum screen printing hole plugging machine and printing method thereof Download PDFInfo
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- CN112223890A CN112223890A CN202011249932.1A CN202011249932A CN112223890A CN 112223890 A CN112223890 A CN 112223890A CN 202011249932 A CN202011249932 A CN 202011249932A CN 112223890 A CN112223890 A CN 112223890A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F15/00—Screen printers
- B41F15/08—Machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F15/00—Screen printers
- B41F15/14—Details
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F15/00—Screen printers
- B41F15/14—Details
- B41F15/16—Printing tables
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/10—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
- H05K3/12—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using thick film techniques, e.g. printing techniques to apply the conductive material or similar techniques for applying conductive paste or ink patterns
- H05K3/1216—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using thick film techniques, e.g. printing techniques to apply the conductive material or similar techniques for applying conductive paste or ink patterns by screen printing or stencil printing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
- B41P2215/00—Screen printing machines
- B41P2215/10—Screen printing machines characterised by their constructional features
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
- B41P2215/00—Screen printing machines
- B41P2215/50—Screen printing machines for particular purposes
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- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Screen Printers (AREA)
Abstract
The invention relates to a vacuum screen printing hole plugging machine and a printing method thereof, wherein the vacuum screen printing hole plugging machine comprises a frame, a feeding station, an alignment station, a printing station, a discharging station and a printing and conveying device, and is characterized by further comprising a feeding bin, a printing bin, a discharging bin, a first gate structure, a second gate structure, a third gate structure, a fourth gate structure, a vacuumizing device, a first vacuum relieving device, a second vacuum relieving device and a third vacuum relieving device; the feeding bin, the printing bin and the discharging bin are sequentially communicated in series and are installed on the rack, the first gate structure is installed at a feeding port of the feeding bin, the second gate structure is installed at a communicating port of the printing bin and the feeding bin, the third gate structure is installed at a communicating port of the printing bin and the discharging bin, and the fourth gate structure is installed at a discharging port of the discharging bin; its advantages are automatic production, low labour intensity, continuous production and high productivity.
Description
Technical Field
The invention relates to a vacuum screen printing hole plugging machine and a printing method thereof.
Background
Because the surface of the PCB has a plurality of holes, the holes on the surface of the PCB need to be filled with resin, and the holes are usually filled by a vacuum screen printing hole filling machine at present. The existing vacuum screen printing hole plugging machine (as shown in fig. 16, patent No. 201510534760.5) comprises a frame, a material conveying station, a material conveying auxiliary bin, a printing station, a printing bin and a vacuum-pumping device; the material transporting auxiliary bin and the printing bin are respectively installed on the frame, the printing station is installed on the frame and located in the printing bin, and when the material transporting station moves to the material transporting auxiliary bin, the material transporting station is lifted to divide the material transporting auxiliary bin and the printing bin into two bins. During printing, the material conveying station moves to the material conveying auxiliary bin and rises, the material conveying auxiliary bin and the printing bin are separated into two bins, the printing bin is vacuumized, the material conveying auxiliary bin is opened at the moment, a printed matter is manually placed in the material conveying station, the material conveying auxiliary bin is closed, the material conveying auxiliary bin is vacuumized, the material conveying station descends to the printing bin to print after the material conveying auxiliary bin and the printing bin are both vacuumized, the material conveying station conveys the printed matter back to the material conveying auxiliary bin after printing is finished, the material conveying station rises to separate the material conveying auxiliary bin from the printing bin, the material conveying auxiliary bin is opened, and the printed matter is manually taken out; above-mentioned printing process all needs the manual work to get the printed matter and puts the printed matter, and intensity of labour is big, and once printing, needs to wait for the vice storehouse of fortune material to open the door, takes out the printed matter, puts into the printed matter again, closes vice door, and the vice storehouse of fortune material evacuation relies on the artifical counterpoint of locating pin, needs to spend more time to wait for the back and carries out next printing again, and production is not coherent, and production efficiency is low, can not automated production.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the vacuum screen printing hole plugging machine and the printing method thereof, so that the automatic production is realized, the labor intensity is reduced, the production is continuous, and the production efficiency is high.
In order to achieve the above object, the present invention is realized as such, and is a vacuum screen printing hole plugging machine and a printing method thereof, including a frame, a feeding station, an alignment station, a printing station, a discharging station and a printing and conveying device, and further including:
a feeding bin, a printing bin and a discharging bin; the feeding bin, the printing bin and the discharging bin are sequentially communicated in series and are installed on the rack, a feeding hole of the feeding bin is communicated with the outside, and a discharging hole of the discharging bin is communicated with the outside; the feeding station is arranged on the rack and is positioned in the feeding bin chamber, the alignment station, the printing and conveying device and the printing station are respectively arranged on the rack and are positioned in the printing bin chamber, and the discharging station is arranged on the rack and is positioned in the discharging bin chamber;
the first gate structure, the second gate structure, the third gate structure and the fourth gate structure; the first gate structure is arranged at a feed inlet of the feeding chamber and can open or close the feed inlet in a sealing manner, the second gate structure is arranged at a communication port of the printing chamber and the feeding chamber so as to communicate or isolate the feeding chamber and the printing chamber in a sealing manner, the third gate structure is arranged at a communication port of the printing chamber and the discharging chamber so as to communicate or isolate the printing chamber and the discharging chamber in a sealing manner, and the fourth gate structure is arranged at a discharge outlet of the discharging chamber and can open or close the discharge outlet in a sealing manner; and
the vacuum-pumping device, the first vacuum-releasing device, the second vacuum-releasing device and the third vacuum-releasing device; the vacuumizing device can respectively vacuumize the feeding bin, the printing bin and the discharging bin, the first vacuum releasing device is installed on the feeding bin and used for introducing air to release the vacuum state of the feeding bin, the second vacuum releasing device is installed on the printing bin and used for introducing air to release the vacuum state of the printing bin, and the third vacuum releasing device is installed on the discharging bin and used for introducing air to release the vacuum state of the discharging bin.
In the technical scheme, the first gate structure comprises a fixed seat, a cylinder, a gate, two inclined blocks, two longitudinal slideways, two mounting seats and more than four reset connecting structures, and the middle upper parts of the mounting seats are provided with pushing arms; the two mounting seats are respectively arranged at the front side and the rear side of a feeding hole of the feeding bin, the longitudinal slide ways are respectively arranged on the corresponding mounting seats and can move left and right, and the reset connecting structure is arranged between the mounting seats and the longitudinal slide ways so as to reset the longitudinal slide ways; the front side and the rear side of the gate are respectively arranged on the corresponding longitudinal slide ways and can move up and down, and the inclined blocks are respectively arranged on the front side and the rear side of the gate; the fixed seat is installed on the rack, the cylinder body of the air cylinder is rotatably installed on the fixed seat, the push rod of the air cylinder is rotatably connected with the gate, the air cylinder pushes the gate to move up and down and position on the longitudinal slideway, and when the inclined block moves upwards along with the gate and abuts against the corresponding push arm, the inclined block pushes the gate to move rightwards to close the feed inlet of the feeding bin; the second gate structure, the third gate structure and the fourth gate structure are the same as the first gate structure in structure.
In the technical scheme, a printing chamber main door and more than two printing chamber auxiliary doors are respectively arranged in front of or behind the printing chamber, the printing chamber auxiliary doors are respectively positioned at the left side and the right side of the printing chamber main door, and the printing chamber main door and the more than two printing chamber auxiliary doors can be respectively opened or sealed and closed.
In the technical scheme, a longitudinal sliding groove and more than two guide posts are arranged on the longitudinal sliding way, more than one sliding block is respectively arranged on the front side and the rear side of the gate, and the sliding blocks are positioned in the longitudinal sliding groove and can move up and down; more than two jacks are arranged on the mounting seat, and the guide post is inserted in the jack and can move left and right so as to enable the longitudinal slide to move left and right.
In this technical scheme, the connection structure that resets includes spliced pole and reset spring, the one end of spliced pole is installed on the mount pad, and the other end of spliced pole passes longitudinal slide and can move relatively, reset spring overlaps on the spliced pole, and reset spring's one end is supported and is leaned on the mount pad, and reset spring's the other end is supported and is leaned on longitudinal slide.
In the technical scheme, an upper fixed seat is further arranged on the gate, and a push rod of the air cylinder is rotatably connected with the upper fixed seat; and the pushing arm is also rotatably provided with a sliding-assisting roller, and the sliding-assisting roller is matched with the inclined block to enable the inclined block to move up and down better.
In the technical scheme, the vacuumizing device comprises a first vacuumizing device and a second vacuumizing device; the first vacuumizing equipment is used for vacuumizing the feeding bin and the printing bin respectively, and the second vacuumizing equipment is used for vacuumizing the printing bin and the discharging bin respectively.
In the technical scheme, the alignment station is a CDD visual image positioning station.
In the technical scheme, vacuum sensors are respectively arranged in the feeding bin, the printing bin and the discharging bin, sealing rubber pads are respectively arranged at a feeding port of the feeding bin and a discharging port of the discharging bin, and sealing rubber pads are respectively arranged at a communicating port of the feeding bin and the printing bin and a communicating port of the discharging bin and the printing bin.
Another object of the present invention is to provide a printing method according to the vacuum screen printing plugging machine, comprising the steps of:
step one, closing the second gate structure and the third gate structure, completely sealing the printing chamber, and vacuumizing the printing chamber by a vacuumizing device until the printing chamber is in a working vacuum state;
secondly, after the material to be printed is conveyed to the feeding bin chamber by the feeding station, closing the first gate structure to seal a feeding hole of the feeding bin chamber, wherein the feeding bin chamber is in a completely sealed state, and vacuumizing the feeding bin chamber by a vacuumizing device until the feeding bin chamber is in a working vacuum state;
thirdly, opening a second gate structure, conveying the object to be printed to an aligning station by a feeding station, returning the feeding station to a feeding bin, and closing the second gate structure; a first vacuum removing device on the feeding bin starts a vacuum state of the air-in discharging bin, and the feeding process of the second step can be repeated after the first gate structure is opened;
fourthly, after the printed matter is aligned at the alignment station, the printed matter on the alignment station is conveyed to the printing station by the printing conveying device, and the printed matter is printed by the printing station;
fifthly, closing the fourth gate structure, completely sealing the discharging chamber, and vacuumizing the discharging chamber by a vacuumizing device until the printing chamber is in a working vacuum state;
sixthly, after the printing station prints the object to be printed, opening a third gate structure, conveying the printed object printed on the printing station to a discharging bin by a discharging station, and repeating the third printing process after closing the third gate structure;
and seventhly, starting a third vacuum removing device of the discharging chamber to introduce air to remove the vacuum state of the discharging chamber, opening a fourth gate structure, and repeating the fifth discharging process after the printed matter is transported out by the discharging station.
Compared with the prior art, the invention has the advantages that: automatic production is realized, labor intensity is reduced, printing speed is high, and production efficiency is high.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a schematic view of the first gate structure of the present invention in cooperation with the feed bin;
FIG. 5 is an enlarged view of portion B of FIG. 4;
FIG. 6 is a schematic view of the second gate structure of the present invention in cooperation with a printing chamber;
FIG. 7 is a schematic view of the third gate structure of the present invention in cooperation with a printing chamber;
FIG. 8 is a schematic view of the fourth gate mechanism of the present invention engaged with the discharge chamber;
FIG. 9 is a perspective view of a first gate construction of the present invention;
FIG. 10 is a top plan view of a first gate structure of the present invention;
FIG. 11 is a cross-sectional view C-C of FIG. 10;
FIG. 12 is a cross-sectional view D-D of FIG. 10;
FIG. 13 is an enlarged view of portion E of FIG. 11;
FIG. 14 is a schematic view of the first gate structure of the present invention when closed;
FIG. 15 is a flow chart of a printing method of the present invention;
fig. 16 is a perspective view of a prior art product.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
In the description of the present invention, the terms "upper", "lower", "left", "right", "front", "rear", and "outer side" indicate orientations or positional relationships based on those shown in the drawings, and are for convenience of description only and do not require that the present invention must be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise specifically stated or limited, the terms "mounted," "slip-fit," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a releasable connection, or an integral part; they may be mechanically coupled, directly coupled, or indirectly coupled through intervening media, such that there is communication between the two elements or there is an interaction between the two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1 to 16, it is a vacuum screen printing hole plugging machine, which includes a frame 1, a feeding bin 2, a printing bin 3, a discharging bin 4, a first gate structure 6, a second gate structure 8, a third gate structure 11, a fourth gate structure 13, a feeding station 7, an alignment station 9, a printing station 10, a discharging station 12, a printing conveyer 14, a vacuum extractor 5, a first vacuum removing device, a second vacuum removing device and a third vacuum removing device; the feeding bin 2, the printing bin 3 and the discharging bin 4 are sequentially communicated in series and are installed on the rack 1, a feeding hole of the feeding bin 2 is communicated with the outside, and a discharging hole of the discharging bin 5 is communicated with the outside; the feeding station 7 is installed on the frame 1 and located in the feeding chamber 2, the alignment station 9, the printing and conveying device 14 and the printing station 10 are respectively installed on the frame 1 and located in the printing chamber 3, and the discharging station 12 is installed on the frame 1 and located in the discharging chamber 4; the first gate structure 6 is installed at a feed inlet of the feeding chamber 2 and can open or close the feed inlet in a sealing manner, the second gate structure 8 is installed at a communication port of the printing chamber 3 and the feeding chamber 2 so as to communicate or isolate the feeding chamber 2 and the printing chamber 3 in a sealing manner, the third gate structure 11 is installed at a communication port of the printing chamber 3 and the discharging chamber 4 so as to communicate or isolate the printing chamber 3 and the discharging chamber 4 in a sealing manner, and the fourth gate structure 13 is installed at a discharge outlet of the discharging chamber 4 and can open or close the discharge outlet in a sealing manner; and the vacuumizing device 5 can respectively vacuumize the feeding bin 2, the printing bin 3 and the discharging bin 4, the first vacuum releasing device is installed on the feeding bin 2 and used for introducing air to release the vacuum state of the feeding bin 2, the second vacuum releasing device is installed on the printing bin 3 and used for introducing air to release the vacuum state of the printing bin 3, and the third vacuum releasing device is installed on the discharging bin 4 and used for introducing air to release the vacuum state of the discharging bin 4.
During operation, when printing bin 3 carries out vacuum printing consent, pan feeding bin 2 and ejection of compact bin 4 can carry out automatic material loading, ejection of compact simultaneously, and the evacuation operation, three storehouse continuous automated production, automatic alignment, do not have above latency, greatly improved production efficiency, save time, and can realize automated production, save the cost of labor, the printing is fast. When the second gate structure 8 is closed, the first gate structure 6 can be opened; when the third gate structure 11 is closed, the fourth gate structure 13 can only be opened.
In this embodiment, the first gate structure 6 includes a fixed seat 61, an air cylinder 62, a gate 64, two inclined blocks 65, two longitudinal slideways 66, two mounting seats 67, and four reset connecting structures 68, and a push arm 69 is disposed at the middle upper portion of each mounting seat 67; the two mounting seats 67 are respectively arranged at the front side and the rear side of the feeding hole of the feeding bin 2, the longitudinal slide ways 66 are respectively arranged on the corresponding mounting seats 67 and can move left and right, and the resetting connecting structure 68 is arranged between the mounting seats 67 and the longitudinal slide ways 66 so as to reset the longitudinal slide ways 66; the front side and the rear side of the gate 64 are respectively arranged on the corresponding longitudinal slide ways 66 and can move up and down, and the inclined blocks 65 are respectively arranged on the front side and the rear side of the gate 64; the fixed seat 61 is mounted on the frame 1, the cylinder body of the air cylinder 62 is rotatably mounted on the fixed seat 61, the push rod of the air cylinder 62 is rotatably connected with the gate 64, the air cylinder 62 pushes the gate 64 to move up and down and be positioned on the longitudinal slide way 66, and when the inclined block 65 moves upwards along with the gate 64 and abuts against the corresponding push arm 69, the inclined block 64 is pushed to move rightwards to close the feed inlet of the feeding bin 2; the second gate structure 8, the third gate structure 11, and the fourth gate structure 13 have the same structure as the first gate structure 6. The reset connecting structure 68 can be two, three, four, five or several according to the actual situation, and the abutment blocks can be two, three, four or several.
In this embodiment, a main printing chamber door 31 and two auxiliary printing chamber doors 32 are respectively disposed in front of or behind the printing chamber 3, the auxiliary printing chamber doors 32 are respectively disposed at left and right sides of the main printing chamber door 31, and the main printing chamber door 31 and the two or more auxiliary printing chamber doors 32 can be respectively opened or closed in a sealed manner. The number of the printing chamber auxiliary doors 31 can be two, three or several, and the printing chamber main doors 31 and the printing chamber auxiliary doors 32 can be used for adjusting and observing the printing stations 10 of the printing chamber 3.
In this embodiment, the longitudinal slide 66 is provided with a longitudinal slide groove 661 and two guide posts 662, two slide blocks 641 are respectively provided on the front and rear sides of the gate 64, and the slide blocks 641 are located in the longitudinal slide groove 661 and can move up and down; more than two insertion holes 671 are formed in the mounting seat 67, and the guide posts 662 are inserted into the insertion holes 672 and can move left and right so that the longitudinal slide 66 can move left and right. The guide posts 662 can be two, three, four or several, and the insertion holes can be two, three, four or several, according to the actual situation, and the number of the guide posts 662 and the number of the insertion holes 672 are the same according to the actual situation.
In this embodiment, the reset connection structure 68 includes a connection column 681 and a reset spring 682, one end of the connection column 681 is installed on the mount 67, the other end of the connection column 682 passes through the longitudinal slide 66 and can move relatively, the reset spring 682 is sleeved on the connection column 681, one end of the reset spring 682 abuts against the mount 67, and the other end of the reset spring 682 abuts against the longitudinal slide 66.
In this embodiment, an upper fixing seat 63 is further disposed on the gate 64, and a push rod of the air cylinder 62 is rotatably connected with the upper fixing seat 63; the push arm 69 is also rotatably provided with a sliding roller 691, and the sliding roller 691 is matched with the inclined block 65 to enable the inclined block 65 to move up and down better.
In this embodiment, the vacuum extractor 5 includes a first vacuum extractor 51 and a second vacuum extractor 52; the first vacuum-pumping device 51 respectively vacuums the feeding bin 2 and the printing bin 3, and the second vacuum-pumping device 52 respectively vacuums the printing bin 3 and the discharging bin 4.
In this embodiment, the registration station 9 is a CDD vision registration station.
In this embodiment, be equipped with the vacuum inductor in pan feeding bin 2, printing bin 3 and the ejection of compact bin 4 respectively pan feeding bin 2's the feed inlet and the discharge gate of ejection of compact bin 4 all are equipped with sealed cushion, all are equipped with sealed cushion in pan feeding bin 2 and printing bin 3's the department of connecting mouthful and ejection of compact bin 4 and printing bin 3's department of connecting.
As shown in fig. 15, the present embodiment further provides the vacuum screen printing hole plugging machine, which includes the following steps:
step one, closing the second gate structure 8 and the third gate structure 11, completely sealing the printing chamber 3, and vacuumizing the printing chamber 3 by a vacuumizing device 5 until the printing chamber 3 is in a working vacuum state;
secondly, after the material to be printed is conveyed into the material feeding chamber 2 by the material feeding station 7, the first gate structure 6 is closed to seal the material inlet of the material feeding chamber 2, the material feeding chamber 2 is in a completely sealed state, the material feeding chamber 2 is vacuumized by the vacuumizing device 5 until the material feeding chamber 2 is in a working vacuum state, the printing chamber 3 and the material feeding chamber 2 are in pressure balance, and the second gate 8 is opened to ensure the pressure balance of the chambers so as to keep the stability of the material feeding chamber 2 and the printing chamber 3;
thirdly, opening a second gate structure 8, conveying the object to be printed to an alignment station 9 by a feeding station 7, returning the feeding station 7 to a feeding bin, and closing the second gate structure 8; the first vacuum removing device on the feeding bin 2 introduces the vacuum state of the air removing bin 2, and the feeding process of the second step can be repeated after the first gate structure 6 is opened;
fourthly, after the printed matter is aligned at the alignment station 9, the printed matter on the alignment station 9 is conveyed to the printing station 10 by the printing conveying device 14, and the printed matter is printed by the printing station 10;
fifthly, closing the fourth gate structure 13, completely sealing the discharging chamber 4, vacuumizing the discharging chamber 4 by a vacuumizing device 5 until the printing chamber 3 is in a working vacuum state, balancing the pressures of the discharging chamber 4 and the printing chamber 3, and after opening the third gate structure 11, balancing the pressures of the chambers so as to keep the stability of the discharging chamber 4 and the printing chamber 3;
sixthly, after the printing station 10 prints the object to be printed, the third gate structure 11 is opened, the discharging station 12 transfers the printed object printed on the printing station 10 to the discharging chamber 4, and the printing process in the third step can be repeated after the third gate structure 11 is closed;
and seventhly, starting a third vacuum releasing device of the discharging chamber 4 to introduce air to release the vacuum state of the discharging chamber 4, opening a fourth gate structure 13, and repeating the fifth discharging process after the printed matter is transported out by the discharging station 12.
In operation, the first gate structure 6 can only be opened after the second gate structure 8 is closed; when the third gate structure 11 is closed, the fourth gate structure 13 can only be opened. When printing bin 3 carries out vacuum printing consent, pan feeding bin 2 and ejection of compact bin 4 can carry out automatic feeding, ejection of compact with carrying out, the evacuation operation, three storehouse continuous automated production, automatic alignment, do not have above latency, greatly improved production efficiency, save time, and can realize automated production, save the cost of labor, printing speed is fast.
The three links of pan feeding, printing and ejection of compact can go on simultaneously, and printing bin 3 uses the evacuation back for the first time, need not evacuation once more, all is in vacuum state always, raises the efficiency, saves time, and can realize automated production, saves the cost of labor, and printing speed is fast.
The embodiments of the present invention are described in detail above with reference to the drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention.
Claims (10)
1. The utility model provides a vacuum screen printing plug hole machine, includes frame (1), pan feeding station (7), counterpoint station (9), printing station (10), ejection of compact station (12) and printing conveyer (14), its characterized in that still includes:
a feeding bin (2), a printing bin (3) and a discharging bin (4); the feeding bin (2), the printing bin (3) and the discharging bin (4) are sequentially communicated in series and are installed on the rack (1), a feeding hole of the feeding bin (2) is communicated with the outside, and a discharging hole of the discharging bin (5) is communicated with the outside; the feeding station (7) is installed on the rack (1) and located in the feeding chamber (2), the alignment station (9), the printing and conveying device (14) and the printing station (10) are respectively installed on the rack (1) and located in the printing chamber (3), and the discharging station (12) is installed on the rack (1) and located in the discharging chamber (4);
a first gate structure (6), a second gate structure (8), a third gate structure (11) and a fourth gate structure (13); the first gate structure (6) is arranged at a feed inlet of the feeding chamber (2) and can open or close the feed inlet in a sealing manner, the second gate structure (8) is arranged at a communication port of the printing chamber (3) and the feeding chamber (2) so as to communicate or isolate the feeding chamber (2) and the printing chamber (3) in a sealing manner, the third gate structure (11) is arranged at a communication port of the printing chamber (3) and the discharging chamber (4) so as to communicate or isolate the printing chamber (3) and the discharging chamber (4) in a sealing manner, and the fourth gate structure (13) is arranged at a discharge port of the discharging chamber (4) and can open or close the discharge port in a sealing manner; and
a vacuum pumping device (5), a first vacuum releasing device, a second vacuum releasing device and a third vacuum releasing device; evacuating device (5) can be respectively to pan feeding bin (2), printing bin (3) and ejection of compact bin (4) evacuation, first vacuum removal device installs and is used for leading-in air to remove the vacuum state of pan feeding bin (2) on pan feeding bin (2), the vacuum state that the printing bin (3) was removed to the leading-in air that is used for on printing bin (3) is removed to the second vacuum removal device, the vacuum state that the ejection of compact bin (4) was removed to the leading-in air that is used for on ejection of compact bin (4) is installed to the third vacuum removal device.
2. The vacuum screen printing hole plugging machine according to claim 1, wherein the first gate structure (6) comprises a fixed seat (61), a cylinder (62), a gate (64), two inclined blocks (65), two longitudinal slideways (66), two mounting seats (67) and more than four reset connecting structures (68), and push arms (69) are arranged at the middle upper parts of the mounting seats (67); the two installation seats (67) are respectively arranged at the front side and the rear side of a feed inlet of the feeding bin (2), the longitudinal slide ways (66) are respectively arranged on the corresponding installation seats (67) and can move left and right, and the reset connecting structure (68) is arranged between the installation seats (67) and the longitudinal slide ways (66) so as to reset the longitudinal slide ways (66); the front side and the rear side of the gate (64) are respectively arranged on the corresponding longitudinal slide ways (66) and can move up and down, and the inclined blocks (65) are respectively arranged on the front side and the rear side of the gate (64); the feeding device is characterized in that the fixed seat (61) is installed on the rack (1), a cylinder body of the air cylinder (62) is rotatably installed on the fixed seat (61), a push rod of the air cylinder (62) is rotatably connected with the gate (64), the air cylinder (62) pushes the gate (64) to move up and down and position on the longitudinal slide way (66), and when the inclined block (65) moves upwards along with the gate (64) and abuts against the corresponding push arm (69), the gate (64) is pushed to move rightwards to close a feeding hole of the feeding bin (2); the second gate structure (8), the third gate structure (11) and the fourth gate structure (13) are the same as the first gate structure (6).
3. The vacuum screen printing plugging machine according to claim 1, wherein a printing chamber main door (31) and more than two printing chamber sub-doors (32) are respectively arranged in front of or behind the printing chamber (3), the printing chamber sub-doors (32) are respectively arranged at the left side and the right side of the printing chamber main door (31), and the printing chamber main door (31) and the more than two printing chamber sub-doors (32) can be respectively opened or sealed and closed.
4. The vacuum screen printing hole plugging machine according to claim 2, wherein a longitudinal sliding groove (661) and more than two guiding columns (662) are arranged on the longitudinal sliding way (66), more than one sliding block (641) is respectively arranged on the front side and the rear side of the gate (64), and the sliding block (641) is positioned in the longitudinal sliding groove (661) and can move up and down; more than two insertion holes (671) are formed in the mounting seat (67), and the guide column (662) is inserted into the insertion hole (672) and can move left and right so that the longitudinal slide rail (66) can move left and right.
5. The vacuum screen printing plugging machine according to claim 2, wherein the reset connecting structure (68) comprises a connecting column (681) and a reset spring (682), one end of the connecting column (681) is mounted on the mounting seat (67), the other end of the connecting column (682) passes through the longitudinal slideway (66) and can move relatively, the reset spring (682) is sleeved on the connecting column (681), one end of the reset spring (682) abuts against the mounting seat (67), and the other end of the reset spring (682) abuts against the longitudinal slideway (66).
6. The vacuum screen printing hole plugging machine according to claim 2, wherein an upper fixing seat (63) is further arranged on the gate (64), and a push rod of the air cylinder (62) is rotatably connected with the upper fixing seat (63); the push arm (69) is also rotatably provided with a sliding-assistant roller (691), and the sliding-assistant roller (691) is matched with the inclined block (65) to enable the inclined block (65) to move up and down better.
7. The vacuum screen printing plugging machine according to claim 1, wherein said vacuum means (5) comprises a first vacuum device (51) and a second vacuum device (52); the first vacuumizing equipment (51) respectively vacuumizes the feeding bin (2) and the printing bin (3), and the second vacuumizing equipment (52) respectively vacuumizes the printing bin (3) and the discharging bin (4).
8. A vacuum screen printing plugging machine according to claim 1, wherein said alignment station (9) is a CDD vision positioning station.
9. The vacuum screen printing hole plugging machine according to claim 1, wherein vacuum sensors are respectively arranged in the feeding chamber (2), the printing chamber (3) and the discharging chamber (4), sealing rubber pads are respectively arranged at a feeding hole of the feeding chamber (2) and a discharging hole of the discharging chamber (4), and sealing rubber pads are respectively arranged at a communicating hole of the feeding chamber (2) and the printing chamber (3) and a communicating hole of the discharging chamber (4) and the printing chamber (3).
10. The method of claim 1, further comprising the steps of:
step one, closing the second gate structure (8) and the third gate structure (11), completely sealing the printing chamber (3), and vacuumizing the printing chamber (3) by a vacuumizing device (5) until the printing chamber (3) is in a working vacuum state;
secondly, after the material to be printed is conveyed into the feeding bin (2) by the feeding station (7), the first gate structure (6) is closed to seal the feeding hole of the feeding bin (2), the feeding bin (2) is in a completely sealed state, and the feeding bin (2) is vacuumized by the vacuumizing device (5) until the feeding bin (2) is in a working vacuum state;
thirdly, opening a second gate structure (8), conveying the object to be printed to an alignment station (9) by a feeding station (7), returning the feeding station (7) to a feeding bin, and closing the second gate structure (8); a first vacuum relieving device on the feeding bin (2) starts to introduce air to relieve the vacuum state of the feeding bin (2), and the second step of feeding process can be repeated after a first gate structure (6) is opened;
fourthly, after the printed matter is aligned at the alignment station (9), the printed matter on the alignment station (9) is conveyed to the printing station (10) by the printing conveying device (14), and the printed matter is printed by the printing station (10);
fifthly, closing the fourth gate structure (13), completely sealing the discharging chamber (4), and vacuumizing the discharging chamber (4) by using a vacuumizing device (5) until the printing chamber (3) is in a working vacuum state;
sixthly, after the object to be printed is printed by the printing station (10), opening the third gate structure (11), transferring the printed object printed on the printing station (10) to the discharging bin (4) by the discharging station (12), and repeating the third printing process after closing the third gate structure (11);
and seventhly, starting a third vacuum releasing device of the discharging chamber (4) to introduce air to release the vacuum state of the discharging chamber (4), opening a fourth gate structure (13), and repeating the fifth discharging process after the printed matter is transported out by the discharging station (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011249932.1A CN112223890A (en) | 2020-11-11 | 2020-11-11 | Vacuum screen printing hole plugging machine and printing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011249932.1A CN112223890A (en) | 2020-11-11 | 2020-11-11 | Vacuum screen printing hole plugging machine and printing method thereof |
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| Publication Number | Publication Date |
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| CN112223890A true CN112223890A (en) | 2021-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011249932.1A Pending CN112223890A (en) | 2020-11-11 | 2020-11-11 | Vacuum screen printing hole plugging machine and printing method thereof |
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| CN (1) | CN112223890A (en) |
Cited By (1)
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