Screen printing machine for circuit board production

Abstract

The utility model relates to the technical field of circuit board production, in particular to a screen printing machine for circuit board production, which comprises a screen printing machine, a template placing platform and a jacking mechanism, a template placing platform used for placing a template is installed at the bottom of the screen printing machine, a nail bed is arranged above the template placing platform, through holes which are evenly distributed are formed in the nail bed, a jacking mechanism is further installed in the template placing platform, and a drying mechanism is installed on the side face of the template placing platform. After a circuit board is printed, a pressing plate is manually pressed down, the pressing plate drives a moving column to move downwards, the moving column drives a rotating frame to move, the rotating frame drives a first sliding cylinder, a first sliding rod and a rotating cylinder to rotate, at the moment, a second sliding rod and a second sliding cylinder on one side of the rotating cylinder rotate, and then a top cylinder in a nail bed moves upwards; at the moment, the top plate and the ejector pin can jack up the printed circuit board, the circuit board can be conveniently taken out in time, and the printing efficiency of the circuit board is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of circuit board production, and specifically relates to a silk screen printing machine for circuit board production. BACKGROUND

[0002] The silk screen printing machine is a machine for printing with a silk screen, and belongs to a kind of printing machine. The silk screen printing machine is a machine for printing characters and images, and is a general term for machines or devices for producing printed matter. The silk screen printing machine is a representative printing device in the sub-hole plate printing machine, and can be divided into a plane silk screen printing machine, a curved surface silk screen printing machine and a rotary silk screen printing machine. People often use the silk screen printing machine to print a solder resist layer and a silk printing layer on a circuit board to identify the types and models of various components.

[0003] When printing the circuit board, the template is placed in the nail bed by manual operation, and the brush above is moved back and forth to achieve the printing purpose. However, in the actual operation process, the circuit board is usually placed manually. Since the circuit board is thin, it is not easy to take out after printing, which affects the printing efficiency of the circuit board. Therefore, the above-mentioned problems are solved by providing a silk screen printing machine for circuit board production. UTILITY MODEL CONTENTS

[0004] The utility model aims to provide a silk screen printing machine for circuit board production to solve the problems in the background art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a silk screen printing machine for circuit board production, which comprises a silk screen printing machine, a template placement platform and a jacking mechanism.

[0006] The bottom of the silk screen printing machine is provided with a template placement platform for placing the template, and the top of the template placement platform is provided with a nail bed. The nail bed is internally provided with uniformly distributed through holes. The inside of the template placement platform is also provided with a jacking mechanism. The side of the template placement platform is provided with a drying mechanism.

[0007] The jacking mechanism comprises a pressing plate, a moving column and a rotating frame. The bottom of the pressing plate is fixedly connected with the moving column. The outer side of the moving column is in sliding connection with the template placement platform. The side of the moving column is fixedly connected with the rotating frame. The inside of the rotating frame is rotatably connected with a first sliding cylinder. The inside of the first sliding cylinder is slidably connected with a first sliding rod. The other side of the first sliding rod is slidably connected with a rotating cylinder. The outer side of the rotating cylinder is fixedly connected with a rotating shaft. The two ends of the rotating shaft are in rotatable connection with the template placement platform.

[0008] The other side of the rotating cylinder is slidably connected with a second sliding rod, one end of the second sliding rod is slidably connected with a second sliding cylinder, the other end of the second sliding cylinder is rotatably connected with a top cylinder, the top of the top cylinder is fixedly connected with a top plate, and the outer side of the top cylinder is slidably connected with a template placing platform.

[0009] Further, the top of the top plate is fixedly connected with uniformly distributed top pins.

[0010] Further, the inside of the top cylinder is slidably connected with a guide column, and the bottom of the guide column is fixedly connected with a template placing platform.

[0011] Further, the outer side of the moving column is fixedly connected with a blocking disc, the bottom of the blocking disc is fixedly connected with a spring, and the bottom of the spring is fixedly connected with a template placing platform.

[0012] When printing the circuit board, the template is placed in the nail bed by manual operation, and the brush above is moved back and forth to achieve the printing purpose of the circuit board. However, in actual operation, the circuit board is usually placed manually, and since the circuit board is thin, it is not easy to take out after printing, which affects the printing efficiency of the circuit board. When the device is used, the power supply is turned on, and after the circuit board is printed, the pressing plate is pressed manually, at this time, the moving column is driven downward by the pressing plate, the moving column drives the rotating frame to move, and the rotating frame drives the first sliding cylinder; the first sliding rod and the rotating cylinder rotate, at this time, the second sliding rod and the second sliding cylinder on one side of the rotating cylinder rotate, so that the top cylinder in the nail bed moves upward, and the top plate and the top pin can lift the printed circuit board, which facilitates the timely taking out of the circuit board and ensures the printing efficiency of the circuit board.

[0013] Further, the drying mechanism comprises a hollow frame, an air pipe and an air pump, the outer side of the hollow frame is fixedly connected with a mounting bracket, the outer side of the mounting bracket is fixedly connected with a template placing platform, one side of the hollow frame is fixedly connected with an air pump, the inside of the hollow frame is further fixedly connected with a heating net, one side of the hollow frame is communicated with an air pipe, and the other end of the air pipe is communicated with the template placing platform.

[0014] When printing the circuit board, sometimes it is necessary to print the circuit board on both sides. During the printing process, the air pump is started, the air is heated by the heating net, then the hot air is discharged into the template placing platform through the air pipe, and then discharged through the through hole in the nail bed, so as to achieve the purpose of timely drying the circuit board.

[0015] Compared with the prior art, the device has the advantages that:

[0016] The utility model discloses a press plate is driven to move down the moving column, and the moving column drives the rotary frame to move, and the rotary frame drives the first sliding cylinder, the first sliding rod and the rotary cylinder to rotate, and the second sliding rod and the second sliding cylinder of rotary cylinder one side rotate, and then make the top cylinder in the nail bed move up, and the top plate and the thimble can lift the printed circuit board, and the printed circuit board is conveniently taken out in time, guarantees the printing efficiency of printed circuit board.

[0017] The spring can drive the blocking disc to move up, which can ensure the reset of the press plate after use and ensure that the printed circuit board can be continuously lifted.

[0018] When printing the circuit board, sometimes the circuit board needs to be printed on both sides. During the printing process, the air pump is started, the air is heated through the heating net, and then the hot air is discharged into the template placement platform through the air pipe, and then discharged through the through hole in the nail bed, which can dry the circuit board in time. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the whole structure schematic diagram of the utility model;

[0020] Figure 2 It is the structure schematic diagram of the utility model ejection mechanism;

[0021] Figure 3 It is the structure schematic diagram of the utility model drying mechanism.

[0022] In the drawing: 1, silk screen printing machine; 2, template placement platform; 3, ejection mechanism; 301, press plate; 302, moving column; 303, rotary frame; 304, first sliding cylinder; 305, first sliding rod; 306, rotary cylinder; 307, rotating shaft; 308, second sliding rod; 309, second sliding cylinder; 310, top cylinder; 311, top plate; 312, thimble; 313, guide column; 314, blocking disc; 315, spring; 4, drying mechanism; 401, hollow frame; 402, air pipe; 403, air pump; 404, heating net; 405, mounting bracket. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings of the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0024] Embodiment 1: please refer to Figure 1 andFigure 2 The utility model provides a technical scheme:

[0025] A silk screen printing machine for circuit board production, it includes silk screen printing machine 1, template placement platform 2 and jacking mechanism 3;

[0026] The bottom of the above-mentioned silk screen printing machine 1 is provided with a template placement platform 2 for placing a template, and a nail bed is arranged above the template placement platform 2, and the nail bed is internally provided with uniformly distributed through holes, the inside of the template placement platform 2 is further provided with a jacking mechanism 3, and the side of the template placement platform 2 is provided with a drying mechanism 4;

[0027] The above-mentioned jacking mechanism 3 includes a pressing plate 301, a moving column 302 and a rotating frame 303, the bottom of the pressing plate 301 is fixedly connected with the moving column 302, the outer side of the moving column 302 is in sliding connection with the template placement platform 2, the side of the moving column 302 is fixedly connected with the rotating frame 303, the inside of the rotating frame 303 is rotatably connected with a first sliding cylinder 304, the inside of the first sliding cylinder 304 is slidably connected with a first sliding rod 305, the other side of the first sliding rod 305 is slidably connected with a rotating cylinder 306, the outer side of the rotating cylinder 306 is fixedly connected with a rotating shaft 307, and the two ends of the rotating shaft 307 are in rotational connection with the template placement platform 2;

[0028] The other side of the above-mentioned rotating cylinder 306 is slidably connected with a second sliding rod 308, the other end of the second sliding rod 308 is slidably connected with a second sliding cylinder 309, the other end of the second sliding cylinder 309 is rotatably connected with a jacking cylinder 310, the top of the jacking cylinder 310 is fixedly connected with a top plate 311, and the outer side of the jacking cylinder 310 is in sliding connection with the template placement platform 2.

[0029] The top of the above-mentioned top plate 311 is fixedly connected with uniformly distributed top pins 312.

[0030] The inside of the above-mentioned jacking cylinder 310 is slidably connected with a guide column 313, and the bottom of the guide column 313 is fixedly connected with the template placement platform 2.

[0031] The outer side of the above-mentioned moving column 302 is fixedly connected with a blocking disc 314, the bottom of the blocking disc 314 is fixedly connected with a spring 315, and the bottom of the spring 315 is fixedly connected with the template placement platform 2.

[0032] In the printing of the circuit board, the template is placed in the nail bed by manual, and the brush above is moved back and forth to print the circuit board. In actual operation, the circuit board is generally placed manually. Since the circuit board is thin, it is not easy to take out after printing, which affects the printing efficiency of the circuit board. When the device is used, the power supply is turned on. After the circuit board is printed, the pressing plate 301 is pressed manually. At this time, the pressing plate 301 drives the moving column 302 to move down. The moving column 302 drives the rotating frame 303 to move. The rotating frame 303 drives the first sliding cylinder 304, the first sliding rod 305 and the rotating cylinder 306 to rotate. At this time, the second sliding rod 308 and the second sliding cylinder 309 on one side of the rotating cylinder 306 rotate, so that the top cylinder 310 in the nail bed moves up. At this time, the top plate 311 and the top pin 312 can lift the printed circuit board, which facilitates the timely taking out of the circuit board and ensures the printing efficiency of the circuit board.

[0033] In this embodiment, the spring 315 can drive the blocking disc 314 to move up, which can ensure that the pressing plate 301 is reset after use, and ensure that the printed circuit board can be lifted stably and continuously. The lifting mechanism 3 is installed in the template placing platform 2. The first sliding rod 305 and the second sliding rod 308 can ensure that the device rotates stably. The guide column 313 can ensure that the top cylinder 310 further slides up and down stably. The top plate 311 is located in the nail bed, so that the circuit board can be lifted conveniently and taken out conveniently.

[0034] Embodiment 2: This embodiment is an improvement on embodiment 1. Please refer to Figure 3 The drying mechanism 4 includes a hollow frame 401, an air pipe 402 and an air pump 403. The outer side of the hollow frame 401 is fixedly connected with a mounting frame 405, and the outer side of the mounting frame 405 is fixedly connected with the template placing platform 2. One side of the hollow frame 401 is fixedly connected with the air pump 403. The inside of the hollow frame 401 is also fixedly connected with a heating net 404. One side of the hollow frame 401 is communicated with the air pipe 402. The other end of the air pipe 402 is communicated with the template placing platform 2.

[0035] Sometimes, the circuit board needs to be printed on both sides during printing. During printing, the air pump 403 is started. The air is heated by the heating net 404, and then the hot air is discharged into the template placing platform 2 through the air pipe 402, and then discharged through the through hole in the nail bed, which plays a certain role in timely drying the circuit board.

[0036] In the embodiment, the air pump 402 slowly discharges air, the air heated by the heating net 404 is slowly discharged through the through hole in the inside of the nail bed, thus not causing misalignment to the circuit board, and meanwhile, the printed paint on the white surface of the circuit board is dried.

[0037] It is to be noted that, in this document, the terms such as first and second are used merely to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between such entities or operations. Also, the terms "comprises", "comprising", or any other variations thereof are intended to cover a non-exclusive inclusion, so that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can also include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0038] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A screen printing machine for circuit board production, characterized in that: It includes silk screen printing machine (1), template placement platform (2) and jacking mechanism (3); The bottom of the silk screen printing machine (1) is provided with a template placement platform (2) for placing the template, and a nail bed is arranged above the template placement platform (2), and a plurality of through holes are arranged in the nail bed, a jacking mechanism (3) is further arranged in the template placement platform (2), and a drying mechanism (4) is arranged on the side of the template placement platform (2). The jacking mechanism (3) comprises a pressing plate (301), a moving column (302) and a rotating frame (303), the bottom of the pressing plate (301) is fixedly connected with the moving column (302), the outer side of the moving column (302) is slidably connected with the template placement platform (2), the side of the moving column (302) is fixedly connected with the rotating frame (303), the first sliding cylinder (304) is rotatably connected in the rotating frame (303), the first sliding rod (305) is slidably connected in the first sliding cylinder (304), the rotating cylinder (306) is slidably connected on the other side of the first sliding rod (305), the rotating shaft (307) is fixedly connected on the outer side of the rotating cylinder (306), and the both ends of the rotating shaft (307) are rotatably connected with the template placement platform (2).

2. The screen printing machine for manufacturing a circuit board according to claim 1, characterized in that: The second sliding rod (308) is slidably connected on the other side of the rotating cylinder (306), the second sliding cylinder (309) is slidably connected on the other end of the second sliding rod (308), the top cylinder (310) is rotatably connected on the other end of the second sliding cylinder (309), the top plate (311) is fixedly connected on the top of the top cylinder (310), the outer side of the top cylinder (310) is slidably connected with the template placement platform (2), and the top plate (311) is fixedly connected with the evenly distributed top pins (312) on the top.

3. The screen printing machine for manufacturing a circuit board according to claim 2, wherein: The guide column (313) is slidably connected in the top cylinder (310), and the bottom of the guide column (313) is fixedly connected with the template placement platform (2).

4. The screen printing machine for manufacturing a circuit board according to claim 1, wherein: The outer side of the moving column (302) is fixedly connected with the blocking disc (314), the bottom of the blocking disc (314) is fixedly connected with the spring (315), and the bottom of the spring (315) is fixedly connected with the template placement platform (2).

5. The screen printing machine for manufacturing a circuit board according to claim 1, wherein: The drying mechanism (4) comprises a hollow frame (401), an air pipe (402) and an air pump (403), the outer side of the hollow frame (401) is fixedly connected with the mounting bracket (405), the outer side of the mounting bracket (405) is fixedly connected with the template placement platform (2), one side of the hollow frame (401) is fixedly connected with the air pump (403), the hollow frame (401) is further fixedly connected with the heating net (404) in the inside, one side of the hollow frame (401) is communicated with the air pipe (402), and the other end of the air pipe (402) is communicated with the template placement platform (2).

Images