Flexible circuit board silk screen manufacturing equipment

Abstract

The utility model relates to the technical field of flexible circuit board production and processing, in particular to flexible circuit board silk screen manufacturing equipment which comprises a printing processing table, a vertical plate is arranged at the rear position of the printing processing table, a plastic thin plate is arranged at the top position of the printing processing table, and a limiting groove is formed in the top end face of the printing processing table. A limiting bolt is fixedly connected to one side of the plastic thin plate, a pre-assembling clamping frame is clamped to the inner side of the limiting groove, and steering buckle plates are fixedly connected to the front end and the rear end of one side of the pre-assembling clamping frame respectively, and the pre-assembling clamping frame, the steering buckle plates, the inner inserting plate, the limiting bolt, the sliding block, the trapezoidal lead screw, the clamping block, the clamping groove and the plastic thin plate are arranged. Under the limit of wedging and clamping, the spacing-adjustable positioning structure is used for replacing the traditional adhesive tape to position the flexible circuit board, so that the flexible circuit board can be kept stable in the subsequent processing operation, and the positioning operation of the equipment on circuit boards with different sizes is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of production and processing of flexible circuit boards, in particular to a flexible circuit board screen making device. Background Art

[0002] When manufacturing and processing flexible circuit boards in the workshop, screen printing equipment can be used to print conductive lines on the flexible circuit boards. Flexible circuit boards can also be marked and coated to provide necessary identification information and a protective layer, ensuring the performance and reliability of electronic equipment, optimizing the processing of flexible circuit boards, and improving production efficiency.

[0003] In the prior art, when using screen manufacturing equipment to produce and process flexible circuit boards, the edges of the flexible circuit boards placed flat on the operating table are generally positioned using a shaping tape pre-bonded to the operating table. However, in actual processing operations, the position cannot be adjusted after the tape is fixed, which is not conducive to the equipment fixing circuit boards of different sizes. At the same time, after the tape is removed, it is easy to form difficult-to-remove dirt on the operating table, thereby affecting the equipment's rapid implementation of the next level of production and processing. Therefore, to address the above problems, a flexible circuit board screen manufacturing equipment is proposed. Utility Model Content

[0004] The purpose of the present invention is to provide a flexible circuit board screen making device to solve the problem of positioning mismatch when using screen making devices to produce and process flexible circuit boards in the prior art as mentioned in the background art.

[0005] To achieve the above objectives, the present invention provides the following technical solutions:

[0006] A flexible circuit board screen production device includes a printing processing table, a vertical plate is provided at the rear position of the printing processing table, a plastic sheet is provided at the top position of the printing processing table, a limiting groove is opened on the top surface of the printing processing table, a pre-installed card frame is clamped on the inner side of the limiting groove, a steering buckle plate is fixedly connected to the front and rear ends of one side of the pre-installed card frame, an inner plug-in plate is fixedly connected to the inner side of the pre-installed card frame, a slider is slidably connected to the middle position of the interior of the pre-installed card frame, the inner side of the slider is threadedly connected to a trapezoidal screw rod passing through the slider, the top position of the trapezoidal screw rod is fixedly connected to a card block as a whole embedded in the interior of the pre-installed card frame, and a non-slip turntable is fixedly connected to the side of the trapezoidal screw rod away from the middle position of the printing processing table.

[0007] Preferably, the bottom of the printing processing table is fixedly connected to a supporting bottom frame, and side brackets are respectively provided at the lower left and lower right positions of the vertical plate. The printing screen body is inserted into the inner side of the U-shaped end of the side bracket, and the printing screen body and the printing processing table are arranged adjacent to each other in the upper and lower positions.

[0008] Preferably, a transverse guide rail is fixedly installed above the front end of the vertical plate, the front end of the transverse guide rail is slidably connected to a printing movable bracket, a scraper is provided below the printing movable bracket, and the bottom of the scraper is fitted to the mesh surface of the printing screen body.

[0009] Preferably, the steering plate and the printing processing table are fixed together by limiting bolts, the inner end of the limiting groove and the outer end of the pre-installed card frame are arranged to match in size, and the connection between the steering plate and the pre-installed card frame forms a 90° angle structure.

[0010] Preferably, the trapezoidal screw rod passes through the inner insert plate and the supporting bottom frame for rotational connection, the anti-slip turntable and the inner insert plate are adjacently arranged on the left and right sides, a slot is provided on the top of the block, and a plug is provided at the bottom of the plastic sheet that is engaged with the slot.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] In the present invention, by setting up a pre-installed card frame, a steering buckle plate, an inner plug-in plate, a limiting bolt, a slider, a trapezoidal screw, a card block, a card slot and a plastic sheet, when the equipment of the present invention is in use, under the condition of fitting the card limit, a positioning structure with adjustable spacing composed of the pre-installed card frame, the steering buckle plate, the inner plug-in plate, the limiting bolt, the slider, the trapezoidal screw, the card block, the card slot and the plastic sheet is used to replace the traditional use of tape to position the flexible circuit board, so that the flexible circuit board can remain stable in subsequent processing operations. Compared with the previous use of tape to seal the edge of the flexible circuit board, the positioning structure adopted in the equipment can realize adaptive adjustment to perform positioning operations on circuit boards of different sizes. At the same time, the entire structure is not easy to form difficult-to-remove dirt before and after use, thereby accelerating the progress of the equipment in carrying out the next level of production and processing operations. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 This is a schematic diagram of the top surface structure of the printing processing table of the utility model;

[0015] Figure 3 This is a schematic diagram of the internal structure of the pre-installed card frame of the utility model.

[0016] In the figure: 1. Printing table; 2. Vertical plate; 3. Plastic sheet; 4. Limiting groove; 5. Pre-installed card frame; 6. Steering buckle plate; 7. Inner plug plate; 8. Limiting bolt; 9. Slider; 10. Trapezoidal screw; 11. Block; 12. Card slot; 13. Plug; 14. Anti-slip turntable; 15. Support bottom frame; 16. Horizontal guide rail; 17. Side bracket; 18. Printing screen body; 19. Printing movable bracket; 20. Scraper. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0018] See also Figure 1-3 , the utility model provides a technical solution:

[0019] A flexible circuit board screen production device includes a printing processing table 1, a vertical plate 2 is provided at the rear position of the printing processing table 1, a plastic sheet 3 is provided at the top position of the printing processing table 1, a limiting groove 4 is opened on the top surface of the printing processing table 1, a pre-installed card frame 5 is fixedly installed on the inner side of the limiting groove 4, and the front and rear ends of one side of the pre-installed card frame 5 are respectively fixedly connected with a steering buckle plate 6, an inner side of the pre-installed card frame 5 is fixedly connected with an inner plug-in plate 7, a slider 9 is slidably connected to the middle position of the interior of the pre-installed card frame 5, the inner side of the slider 9 is threadedly connected to a trapezoidal screw rod 10 that passes through the slider 9, the top position of the trapezoidal screw rod 10 is fixedly connected to a card block 11 that is integrally embedded in the interior of the pre-installed card frame 5, and the side position of the trapezoidal screw rod 10 away from the middle position of the printing processing table 1 is fixedly connected to an anti-slip turntable 14.

[0020] like Figure 1 As shown, the bottom of the printing processing table 1 is fixedly connected to a supporting bottom frame 15, and side brackets 17 are respectively provided at the lower left and lower right positions of the vertical plate 2. The U-shaped end of the side bracket 17 is inserted with a printing screen body 18 on the inner side. The printing screen body 18 and the printing processing table 1 are arranged adjacent to each other in the upper and lower positions. When installing the printing screen body 18, a group of side brackets 17 mainly play an auxiliary supporting role; a transverse guide rail 16 is fixedly installed at the upper front end position of the vertical plate 2, and the front end of the transverse guide rail 16 is slidably connected to a printing movable bracket 19, and a scraper 20 is provided at the lower position of the printing movable bracket 19. The bottom of the scraper 20 is fitted with the mesh surface of the printing screen body 18. This structure will facilitate the entire equipment to perform ink transfer operations on the flexible circuit board below the printing screen body 18 through the scraper 20 in the left and right moving state.

[0021] like Figure 1 、 Figure 2 and Figure 3 As shown, the steering gusset plate 6 and the printing processing table 1 are fixedly connected together by limiting bolts 8, and the inner end of the limiting groove 4 and the outer end of the pre-installed card frame 5 are matched in size. The connection between the steering gusset plate 6 and the pre-installed card frame 5 forms a 90° angle structure. When the positioning structure is rotated and adjusted, the clamping arrangement between the limiting groove 4 and the pre-installed card frame 5 supports the convenient disassembly and assembly operation of the entire positioning structure, and is also conducive to the convenient cleaning operation of the waste material falling into the pre-installed card frame 5; the trapezoidal screw 10 passes through the inner insert plate 7 and the support The bottom frame 15 is rotatably connected, and the anti-slip turntable 14 and the inner plug-in board 7 are adjacent to each other on the left and right sides. A slot 12 is provided on the top of the card block 11, and a plug 13 is provided at the bottom of the plastic sheet 3 to be engaged with the slot 12. When a thinner flexible circuit board needs to be processed, the old plastic sheet 3 can be removed from the card block 11, and then the new plastic sheet 3 can be reinstalled on the card block 11 by utilizing the tight fit between the card block 11 and the slot 12, so that the equipment can use plastic sheets 3 of different thicknesses to position the flexible circuit board.

[0022] Working process: The electric energy required for the startup and operation of the equipment in the present invention all comes from an external power supply. Before the flexible circuit board screen making equipment is needed, a single flexible circuit board can be placed flat on the center of the printing processing table 1. Then, under the connection limit of the pre-installed card frame 5, the steering gusset plate 6 and the inner plug-in plate 7, the two sets of trapezoidal screw rods 10 are rotated and adjusted in sequence through the anti-slip turntable 14. When the slider 9 brings the card block 11 and the plastic sheet 3 pre-installed above it to move toward the position of the flexible circuit board and realize the abutment limit, after repeating the above adjustment operation multiple times, the entire The equipment will realize the positioning of the flexible circuit board through four plastic sheets 3 that support free adjustment of the center spacing, thereby improving the adaptability of the equipment during actual operation. Then, after completing the positioning operation of the flexible circuit board, under the connection of the vertical plate 2 and the horizontal guide rail 16, the operator will pour an appropriate amount of ink onto the printing screen body 18 in advance. After the printing screen body 18 drops to the appropriate height to achieve contact with the top surface of the flexible circuit board, the entire equipment will use the ink penetration effect generated by the left and right movement of the scraper 20 to realize the surface printing treatment of the flexible circuit board, thereby achieving the purpose of screen making for the flexible circuit board.

[0023] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A flexible circuit board screen manufacturing device, comprising a printing processing table (1), characterized in that: A vertical plate (2) is provided at the rear position of the printing processing table (1), a plastic sheet (3) is provided at the top position of the printing processing table (1), a limiting groove (4) is provided on the top surface of the printing processing table (1), a pre-installed card frame (5) is clamped on the inner side of the limiting groove (4), a steering buckle plate (6) is fixedly connected to the front and rear ends of one side of the pre-installed card frame (5), an inner plug-in plate (7) is fixedly connected to the inner side of the pre-installed card frame (5), a slider (9) is slidably connected to the middle position of the inside of the pre-installed card frame (5), the inner side of the slider (9) is threadedly connected to a trapezoidal screw rod (10) that passes through the slider (9), a card block (11) that is integrally embedded in the inside of the pre-installed card frame (5) is fixedly connected to the top position of the trapezoidal screw rod (10), and a non-slip turntable (14) is fixedly connected to the side of the trapezoidal screw rod (10) away from the middle position of the printing processing table (1).

2. The flexible circuit board screen manufacturing device according to claim 1, characterized in that: The bottom of the printing processing table (1) is fixedly connected to a supporting bottom frame (15), and side brackets (17) are respectively provided at the lower left and lower right positions of the vertical plate (2). A printing screen body (18) is inserted into the inner side of the U-shaped end of the side bracket (17), and the printing screen body (18) and the printing processing table (1) are arranged adjacent to each other at upper and lower positions.

3. The flexible circuit board screen manufacturing device according to claim 2, characterized in that: A transverse guide rail (16) is fixedly installed above the front end of the vertical plate (2), and a printing movable bracket (19) is slidably connected to the front end of the transverse guide rail (16). A scraper (20) is provided below the printing movable bracket (19), and the bottom of the scraper (20) is arranged to fit the mesh surface of the printing screen body (18).

4. The flexible circuit board screen manufacturing device according to claim 1, characterized in that: The steering gusset plate (6) and the printing processing table (1) are fixedly connected together by limiting bolts (8), the inner end of the limiting groove (4) and the outer end of the pre-installed card frame (5) are arranged to match each other in size, and the connection between the steering gusset plate (6) and the pre-installed card frame (5) forms a 90° angle structure.

5. The flexible circuit board screen manufacturing device according to claim 1, characterized in that: The trapezoidal screw rod (10) passes through the inner insert plate (7) and the supporting bottom frame (15) for rotational connection. The anti-slip turntable (14) and the inner insert plate (7) are adjacently arranged on the left and right sides. A slot (12) is provided on the top of the clamping block (11). A plug (13) is provided at the bottom of the plastic sheet (3) and is engaged with the slot (12).

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