Circuit board coating machine

Abstract

The utility model discloses a circuit board coating machine which comprises a coating mechanism and a bearing mechanism, the coating mechanism comprises a rack, a feeding assembly and a plurality of groups of conveying assemblies, the plurality of groups of conveying assemblies are arranged on the rack at intervals along the horizontal direction, each conveying assembly comprises two guide rollers, and the two guide rollers are matched to convey a circuit board. The feeding assembly comprises an oil tank, an oil pump and a feeding pipe, the oil tank, the oil pump and the feeding pipe are sequentially communicated, the oil tank is used for storing ink, the output end of the feeding pipe is located above the guide roller, and the oil pump is used for driving the ink to be output from the feeding pipe; the bearing mechanism comprises a connecting groove and a material carrying frame, the connecting groove is fixedly connected to the rack, the material carrying frame is provided with a plurality of material grooves which are arranged at intervals, the material grooves are used for storing circuit boards, through holes are formed in the bottom walls of the material grooves, and the material carrying frame is detachably connected to the connecting groove so that the through holes can be in butt joint with the connecting groove. Ink dripping from the circuit board can be prevented from polluting the environment, and the cleanliness of the environment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit board manufacturing, in particular to a circuit board coater. Background Art

[0002] During the manufacturing process of a circuit board, it is usually necessary to coat a solder resist ink on the circuit board. The existing coater mainly outputs the ink on a guide roller and guides the ink to transfer to the circuit board through the guide roller. However, the ink needs a certain time to cure, resulting in the ink on the circuit board being easily dripped onto the ground, causing environmental pollution and affecting the processing environment. Content of the Utility Model

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art. For this purpose, the utility model provides a circuit board coater, which can avoid ink pollution to the environment and improve the cleanliness of the environment.

[0004] The circuit board coater according to the first aspect embodiment of the utility model includes a coating mechanism and a carrying mechanism. The coating mechanism includes a frame, a feeding component and multiple groups of conveying components. The multiple groups of conveying components are arranged at intervals in the horizontal direction on the frame. The conveying component includes two guide rollers, and the two guide rollers cooperate to convey the circuit board. The feeding component includes an oil tank, an oil pump and a feeding pipe. The oil tank, the oil pump and the feeding pipe are connected in sequence. The oil tank is used for storing ink, the output end of the feeding pipe is located above the guide roller, and the oil pump is used for driving the ink to be output from the feeding pipe. The carrying mechanism includes a connecting groove and a loading rack. The connecting groove is fixedly connected to the frame. The loading rack is provided with a plurality of material grooves, and the plurality of material grooves are arranged at intervals. The material groove is used for storing the circuit board, and a through hole is opened on the bottom wall of the material groove. The loading rack is detachably connected to the connecting groove so that the through hole is docked with the connecting groove.

[0005] The circuit board coater according to the embodiment of the utility model has at least the following beneficial effects: The multiple groups of conveying components are arranged at intervals on the frame. The conveying component includes two guide rollers, and the two guide rollers cooperate to drive the movement of the circuit board. The ink is stored in the oil tank, the feeding pipe is connected to the oil tank, and the oil pump can drive the ink to be output from the feeding pipe to the guide roller, so that the ink can adhere to the side wall of the guide roller, which is convenient for the ink to be transferred to the circuit board to realize automatic coating of the circuit board. The connecting groove is fixedly connected to the frame, the loading rack is detachably connected to the connecting groove, the loading rack is provided with a plurality of material grooves, and the circuit board can be placed in the material groove. By arranging the plurality of material grooves at intervals, a plurality of circuit boards can be spaced apart to avoid the ink being rubbed off. A through hole is opened on the bottom wall of the material groove, so that the ink dripped from the circuit board can flow out from the through hole and drip into the connecting groove, thereby avoiding ink pollution to the environment and improving the cleanliness of the environment.

[0006] According to some embodiments of the present utility model, fixing blocks and movable blocks are respectively arranged at two ends of the material tank. The fixing blocks are fixedly connected to the material tank, the movable blocks are slidably connected to the material tank, positioning grooves are formed in both the fixing blocks and the movable blocks, and the circuit board can be snapped into the positioning grooves.

[0007] According to some embodiments of the present utility model, the loading rack is further provided with guide posts, a connecting plate and a first screw rod. The guide posts are fixedly connected to the loading rack, the connecting plate is slidably connected to the guide posts, a plurality of the movable blocks are fixedly connected to the connecting plate, the first screw rod is rotatably connected to the connecting plate, and the first screw rod is in threaded connection with the loading rack.

[0008] According to some embodiments of the present utility model, guide rails are arranged on both sides of the connection groove, sliding grooves are formed on both sides of the loading rack, the guide rails are slidably connected to the sliding grooves, and the guide rails and the sliding grooves are in one-to-one correspondence.

[0009] According to some embodiments of the present utility model, a second bolt is in threaded connection with the side wall of the connection groove, a positioning hole is formed in the side wall of the loading rack, and the second bolt can extend into the positioning hole.

[0010] According to some embodiments of the present utility model, a guide groove is arranged at the end of the positioning hole, and the diameter of the guide groove gradually decreases towards the direction close to the positioning hole.

[0011] According to some embodiments of the present utility model, the feeding assembly further includes a material receiving tray and a filter. The material receiving tray is located below the guide roller, and the material receiving tray is communicated with the fuel tank. The filter is arranged between the material receiving tray and the fuel tank, and the filter is used for filtering the ink.

[0012] According to some embodiments of the present utility model, the bottom wall of the connection groove is recessed downward, and a conduit is connected to the bottom wall of the connection groove. The conduit is communicated with the filter.

[0013] Additional aspects and advantages of the present utility model will be given in part in the following description, become apparent in part from the following description, or be understood through the practice of the present utility model. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The following further describes the present utility model in conjunction with the drawings and embodiments, where:

[0015] Figure 1 is a schematic diagram of a circuit board coater according to an embodiment of the present utility model;

[0016] Figure 2It is a cross-sectional view of the circuit board coater according to the embodiment of the present invention;

[0017] Figure 3 is Figure 2 a partial enlarged view of part A;

[0018] Figure 4 It is a cross-sectional view of the circuit board coater according to the embodiment of the present invention on the loading rack.

[0019] Reference numerals:

[0020] Coating mechanism 100, frame 110, feeding assembly 120, oil tank 121, oil pump 122, feeding pipe 123, receiving tray 124, filter 125, conveying assembly 130, guide roller 131;

[0021] Carrying mechanism 200, connecting groove 210, guide rail 211, second bolt 212, conduit 213, loading rack 220, material tank 221, through hole 222, sliding groove 223, positioning hole 224, guiding groove 225, fixing block 231, movable block 232, positioning groove 233, guiding column 234, connecting plate 235, first screw 236. Detailed implementation manners

[0022] The embodiments of the present invention will be described in detail below. The examples of the embodiments are shown in the drawings, in which the same or similar reference numerals represent the same or similar elements or elements with the same or similar functions from beginning to end. The embodiments described below with reference to the drawings are exemplary and are only used to explain the present invention, and should not be construed as a limitation of the present invention.

[0023] In the description of the present invention, it should be understood that the orientation descriptions, such as up, down, front, back, left, right, etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

[0024] In the description of the present invention, the meaning of several is one or more, the meaning of multiple is two or more, and understandings such as greater than, less than, exceeding, etc. do not include the present number, and understandings such as above, below, within, etc. include the present number. If there is a description of first and second, it is only for the purpose of distinguishing technical features and should not be construed as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the sequence relationship of the indicated technical features.

[0025] In the description of the present utility model, unless otherwise clearly defined, terms such as "arrangement", "installation", and "connection" should be understood in a broad sense, and those skilled in the relevant technical field can reasonably determine the specific meanings of the above terms in the present utility model in combination with the specific content of the technical solution.

[0026] It can be understood that, referring to Figure 1 , Figure 2 and Figure 4 , the circuit board coater of the present utility model includes a coating mechanism 100 and a carrying mechanism 200. The coating mechanism 100 includes a frame 110, a feeding assembly 120, and multiple groups of conveying assemblies 130. The multiple groups of conveying assemblies 130 are arranged at intervals in the horizontal direction on the frame 110. The conveying assembly 130 includes two guide rollers 131, and the two guide rollers 131 cooperate to convey the circuit board. The feeding assembly 120 includes an oil tank 121, an oil pump 122, and a feeding pipe 123. The oil tank 121, the oil pump 122, and the feeding pipe 123 are connected in sequence. The oil tank 121 is used to store ink, the output end of the feeding pipe 123 is located above the guide roller 131, and the oil pump 122 is used to drive the ink to be output from the feeding pipe 123; the carrying mechanism 200 includes a connection groove 210 and a loading rack 220. The connection groove 210 is fixedly connected to the frame 110. The loading rack 220 is provided with multiple material grooves 221, and the multiple material grooves 221 are arranged at intervals. The material grooves 221 are used to store the circuit boards, and through holes 222 are opened on the bottom wall of the material grooves 221. The loading rack 220 is detachably connected to the connection groove 210 so that the through holes 222 are docked with the connection groove 210.

[0027] The multiple groups of conveying assemblies 130 are arranged at intervals on the frame 110. The conveying assembly 130 includes two guide rollers 131, and the two guide rollers 131 cooperate to drive the circuit board to move. The ink is stored in the oil tank 121, the feeding pipe 123 is communicated with the oil tank 121, and the output end of the feeding pipe 123 is located above the guide roller 131. The oil pump 122 can drive the ink to be output from the feeding pipe 123 onto the guide roller 131, so that the ink can adhere to the side wall of the guide roller 131, facilitating the transfer of the ink to the circuit board and realizing the automatic coating of the circuit board. The connection groove 210 is fixedly connected to the frame 110, the loading rack 220 is detachably connected to the connection groove 210, and the loading rack 220 is provided with multiple material grooves 221, so that the circuit board can be placed in the material grooves 221 after coating. By arranging the multiple material grooves 221 at intervals, multiple circuit boards can be spaced apart to avoid the ink being rubbed off. Moreover, through holes 222 are opened on the bottom wall of the material grooves 221, so that the ink dripping from the circuit board can flow out from the through holes 222 and drip into the connection groove 210, thereby avoiding ink pollution to the environment and improving the cleanliness of the environment.

[0028] In addition, the carrier 220 is detachably connected to the connection slot 210, allowing the carrier 220 to be removed from the connection slot 210, facilitating the transfer of circuit boards, preventing the accumulation of circuit boards, and improving the transfer efficiency of circuit boards. When transferring circuit boards, the carrier 220 can be removed from the connection slot 210 without having to re-stack the circuit boards, and then the empty carrier 220 can be installed back into the connection slot 210, thereby achieving continuous coating of circuit boards and improving production efficiency.

[0029] It should be noted that the number of the feeding tubes 123 is set to be multiple, and the multiple feeding tubes 123 are arranged at intervals on the frame 110, so that the ink can be evenly output to the guide roller 131, thereby improving the coating quality of the circuit board.

[0030] Specifically, refer to Figure 2 and Figure 4 A fixed block 231 and a movable block 232 are respectively provided at both ends of the material trough 221. The fixed block 231 is fixedly connected to the material trough 221, and the movable block 232 is slidably connected to the material trough 221. Both the fixed block 231 and the movable block 232 are provided with positioning grooves 233, into which the circuit board can be inserted. The fixed block 231 and the movable block 232 are both arranged in the material trough 221. The fixed block 231 is fixedly connected to the material trough 221, and the movable block 232 is slidably connected to the material trough 221, so that the movable block 232 can move toward or away from the fixed block 231, thereby being able to adapt to the size of the circuit board, facilitating the fixing of the position of the circuit board, reducing the shaking of the circuit board, reducing the possibility of ink being rubbed off, and improving the coating quality of the circuit board.

[0031] In addition, both the fixed block 231 and the movable block 232 are provided with positioning grooves 233, and the circuit board can be snapped into the positioning grooves 233, thereby positioning the position of the circuit board, reducing the position shaking of the circuit board, facilitating the transfer of the circuit board, and improving reliability.

[0032] Specifically, refer to Figure 4, the loading rack 220 is further provided with guide posts 234, a connecting plate 235 and a first screw rod 236. The guide posts 234 are fixedly connected to the loading rack 220, the connecting plate 235 is slidably connected to the guide posts 234, a plurality of movable blocks 232 are fixedly connected to the connecting plate 235, the first screw rod 236 is rotatably connected to the connecting plate 235, and the first screw rod 236 is in threaded connection with the loading rack 220. The guide posts 234 are fixedly connected to the loading rack 220, and the connecting plate 235 is slidably connected to the guide posts 234 so that the connecting plate 235 can move along the axial direction of the guide posts 234. The first screw rod 236 is rotatably connected to the connecting plate 235, and the first screw rod 236 is in threaded connection with the loading rack 220. A plurality of movable blocks 232 are fixedly connected to the connecting plate 235. By driving the first screw rod 236 to rotate, the first screw rod 236 can drive the connecting plate 235 to move along the axial direction of the guide posts 234, so that a plurality of movable blocks 232 can move synchronously, and multiple circuit boards can be quickly positioned in the material groove 221, improving the convenience of use.

[0033] Wherein, the number of the guide posts 234 can be set to be multiple. The multiple guide posts 234 are arranged in parallel, and the multiple guide posts 234 are all arranged through the connecting plate 235.

[0034] It can be understood that, referring to Figures 1 to 3 , guide rails 211 are arranged on both sides of the connecting groove 210, sliding grooves 223 are formed on both sides of the loading rack 220, the guide rails 211 are slidably connected to the sliding grooves 223, and the guide rails 211 and the sliding grooves 223 correspond to each other one by one. Guide rails 211 are arranged on both sides of the connecting groove 210, and sliding grooves 223 are formed on both sides of the loading rack 220. By arranging the loading rack 220 in the connecting groove 210 and making the guide rails 211 located in the sliding grooves 223, the loading rack 220 can be quickly arranged in the connecting groove 210, improving the installation convenience of the loading rack 220.

[0035] It should be noted that the loading rack 220 is arranged on one side of the connecting groove 210, the guide rails 211 are aligned with the sliding grooves 223, and then the loading rack 220 is pushed into the connecting groove 210, so that the loading rack 220 can be quickly arranged in the connecting groove 210, improving the installation convenience of the loading rack 220.

[0036] Specifically, referring to Figure 2 and Figure 3The side wall of the connecting groove 210 is threadedly connected with a second bolt 212, and the side wall of the material carrier 220 is provided with a positioning hole 224, and the second bolt 212 can extend into the positioning hole 224. The second bolt 212 is penetrated by the side wall of the connecting groove 210, and the second bolt 212 is threadedly connected to the side wall of the connecting groove 210, and the side wall of the material carrier 220 is provided with a positioning hole 224. By driving the second bolt 212 to rotate, the second bolt 212 can be screwed into the connecting groove 210, so that the second bolt 212 can extend into the positioning hole 224, thereby locking the position of the material carrier 220 in the connecting groove 210, preventing the position of the material carrier 220 from shaking, facilitating the placement of the circuit board, and improving the convenience of use.

[0037] The second bolt 212 can be used to conveniently lock or unlock the position of the carrier 220 in the connecting groove 210, thereby simplifying the use process of the carrier 220 and improving the convenience of use.

[0038] In addition, the number of positioning holes 224 is set to two, and the two positioning holes 224 are symmetrically arranged on both sides of the carrier 220, so that the carrier 220 can be loaded into the connecting groove 210 from two directions without deliberately adjusting the position of the carrier 220, thereby improving the convenience of use.

[0039] Specifically, refer to Figure 2 and Figure 3 The end of the positioning hole 224 is provided with a guide groove 225, and the diameter of the guide groove 225 gradually decreases toward the positioning hole 224. The guide groove 225 is provided at the end of the positioning hole 224, and the diameter of the guide groove 225 gradually decreases toward the positioning hole 224, so that the end of the second bolt 212 can abut against the wall of the guide groove 225, thereby guiding the carrier 220 to slide on the connecting groove 210, so that the second bolt 212 and the positioning hole 224 can be automatically aligned, eliminating the need for manual alignment, thereby improving the installation convenience of the carrier 220.

[0040] It is understandable that, referring to Figure 2 The feeding assembly 120 further includes a receiving tray 124 and a filter 125. The receiving tray 124 is located below the guide roller 131 and is connected to the oil tank 121. The filter 125 is disposed between the receiving tray 124 and the oil tank 121 and is used to filter the ink. The receiving tray 124, the filter 125, and the oil tank 121 are sequentially connected. The receiving tray 124 is disposed below the guide roller 131. The receiving tray 124 collects ink dripping from the guide roller 131, allowing the ink to be filtered through the filter 125 before being stored in the oil tank 121. This allows for ink recycling and reduces ink waste.

[0041] Specifically, refer to Figure 1 andFigure 2 , the bottom wall of the connecting groove 210 is recessed downward, and a conduit 213 is connected to the bottom wall of the connecting groove 210. The conduit 213 is communicated with the filter 125. The conduit 213 is connected to the bottom wall of the connecting groove 210, and the bottom wall of the connecting groove 210 is recessed downward, so that the ink dripping from the circuit board can smoothly flow into the conduit 213, thereby avoiding the accumulation of ink in the connecting groove 210 and facilitating the filter 125 to filter the ink, improving the coating quality of the circuit board.

[0042] The above has described the embodiments of the present invention in detail with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the scope of knowledge possessed by those of ordinary skill in the art.

Claims

1. Circuit board coater, characterized in that, Comprising: A coating mechanism, including a frame, a feeding component and multiple groups of conveying components. The multiple groups of the conveying components are arranged at intervals in the horizontal direction on the frame. The conveying component includes two guide rollers, and the two guide rollers cooperate to convey the circuit board. The feeding component includes an oil tank, an oil pump and a feeding pipe. The oil tank, the oil pump and the feeding pipe are connected in sequence. The oil tank is used for storing ink, the output end of the feeding pipe is located above the guide roller, and the oil pump is used for driving the ink to be output from the feeding pipe; A loading mechanism, including a connecting groove and a loading rack. The connecting groove is fixedly connected to the frame. The loading rack is provided with a plurality of material grooves, and the plurality of material grooves are arranged at intervals. The material grooves are used for storing the circuit board, and through holes are opened on the bottom wall of the material grooves. The loading rack is detachably connected to the connecting groove so that the through holes are docked with the connecting groove.

2. The circuit board coater according to claim 1, wherein, Fixing blocks and movable blocks are respectively arranged at two ends of the material groove. The fixing block is fixedly connected to the material groove, the movable block is slidably connected to the material groove, and positioning grooves are opened on both the fixing block and the movable block. The circuit board can be clamped into the positioning groove.

3. The circuit board coater according to claim 2, wherein, The loading rack is further provided with a guide post, a connecting plate and a first screw rod. The guide post is fixedly connected to the loading rack, the connecting plate is slidably connected to the guide post, and a plurality of the movable blocks are fixedly connected to the connecting plate. The first screw rod is rotatably connected to the connecting plate and is in threaded connection with the loading rack.

4. The circuit board coater according to claim 1, characterized in that Guide rails are arranged on both sides of the connecting groove, and sliding grooves are opened on both sides of the loading rack. The guide rails are slidably connected to the sliding grooves, and the guide rails and the sliding grooves correspond to each other one by one.

5. The circuit board coater according to claim 4, wherein, A second bolt is in threaded connection with the side wall of the connecting groove, and a positioning hole is opened on the side wall of the loading rack. The second bolt can extend into the positioning hole.

6. The circuit board coater according to claim 5, wherein, A guide groove is arranged at the end of the positioning hole, and the diameter of the guide groove gradually decreases towards the direction close to the positioning hole.

7. The circuit board coater according to claim 1, characterized in that, The feeding component further includes a receiving tray and a filter. The receiving tray is located below the guide roller and is communicated with the oil tank. The filter is arranged between the receiving tray and the oil tank, and the filter is used for filtering the ink.

8. The circuit board coater according to claim 7, characterized in that, The bottom wall of the connecting groove is recessed downward, and a conduit is connected to the bottom wall of the connecting groove. The conduit is communicated with the filter.

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