Full-automatic chip on film (COF) punching machine

Abstract

The utility model provides a full-automatic COF punching machine. The full-automatic COF punching machine comprises a COF feeding device, a punching device, a material receiving and conveying device and a cleaning device. The COF feeding device can provide a section of straight-strip-section COF material belt, the punching device is arranged above the straight-strip-section COF material belt, and the material receiving and conveying device comprises a linear moving module, a moving base arranged on the linear moving module, a lifting driving module arranged on the moving base and a suction block connected to the output end of the lifting driving module. The suction block is movably arranged below the straight-section COF material belt, the cleaning device is arranged at the end, away from the punching device, of the linear moving module and comprises a cleaning roller, and the top of the cleaning roller is a cleaning side. The full-automatic COF punching machine can suck and convey punched single-sheet COF products to required equipment every time, the cleaning device is arranged at the transferring and conveying position, the single-sheet COF products can be cleaned, efficiency is high, and quality is good.

Description

Technical Field

[0001] The utility model relates to the field of COF processing equipment, in particular to a full-automatic COF punching and cutting machine. Background Art

[0002] COF, often called chip on film, is a soft film packaging technology that fixes integrated circuits (ICs) on flexible circuit boards. It uses a soft additional circuit board as a packaged chip carrier to combine the chip with the flexible substrate circuit, or simply refers to a soft additional circuit board for unpackaged chips, including tape and reel packaging production (TAB substrate, whose process is called TCP), soft board connection chip components, and soft IC carrier packaging.

[0003] Among them, the roll-to-roll COF product generally needs to be punched to form a single-piece COF product. The COF punching machine in the prior art generally sets a material box or a belt conveyor mechanism under the punching device. The single-piece COF product after punching falls into the material box or onto the belt conveyor mechanism, which is not conducive to the subsequent efficient use of the single-piece COF product and is easy to dirty the single-piece COF product.

[0004] Therefore, it is necessary to provide a fully automatic COF punching machine to solve the above technical problems. Utility Model Content

[0005] The utility model provides a full-automatic COF punching and cutting machine to solve the problems of low efficiency and easy contamination of products in the COF punching and cutting machine in the prior art.

[0006] In order to solve the above technical problems, the technical solution of the utility model is: a fully automatic COF punching machine, which includes: a COF feeding device, a punching device, a material receiving and conveying device and a cleaning device.

[0007] The COF feeding device can provide a straight COF strip, the punching device is arranged above the straight COF strip, the material receiving and conveying device includes a linear moving module, a moving seat arranged on the linear moving module, a lifting drive module arranged on the moving seat, and a suction block connected to the output end of the lifting drive module, the suction block is movably arranged below the straight COF strip, the cleaning device is arranged at one end of the linear moving module away from the punching device, the cleaning device includes a cleaning roller, and the top of the cleaning roller is a cleaning side.

[0008] In the utility model, the cleaning device also includes a bracket, a collecting hopper, a packaging box, and a cleaning motor. The bracket is fixedly connected to the linear moving module, the packaging box is arranged on the top of the bracket, the top of the cleaning roller passes through the packaging box and protrudes from the top surface of the packaging box, the cleaning roller is transmission-connected to the cleaning motor, and the collecting hopper is connected to the bottom of the packaging box.

[0009] Wherein, the cleaning motor is arranged at the bottom of the packaging box, the axis of the cleaning roller is arranged horizontally, the output shaft of the cleaning motor is perpendicular to the axis of the cleaning roller, and the cleaning motor and the cleaning roller are connected by a bevel gear assembly.

[0010] In the utility model, the movable seat includes a vertical plate, and a lead screw, a slide rail, a first connecting plate, and a second connecting plate are arranged in parallel on one side of the vertical plate. The first connecting plate is fixedly connected to the nut member that is transmission-connected on the lead screw, the first connecting plate is slidably connected to the slide rail, the second connecting plate is fixedly connected to one end of the first connecting plate close to the slide rail, the extension direction of the first connecting plate is perpendicular to the extension direction of the second connecting plate, the suction block is connected to one end of the second connecting plate away from the first connecting plate, and the second connecting plate is arranged to avoid the fixed plate connected to the end of the lead screw.

[0011] Furthermore, the material receiving and conveying device also includes a fine-tuning component, and the fine-tuning component includes a fixed block, a movable block, an adjusting screw and a fastening screw.

[0012] The fixed block is connected to the first connecting plate, the movable block is connected to the second connecting plate, the movable block is slidably connected to the fixed block, the sliding direction of the movable block and the fixed block is perpendicular to the conveying direction of the linear moving module, the adjusting screw is threadedly connected to the fixed block, the adjusting screw is rotatably connected to the movable block, an extension plate is provided on one side of the fixed block, a long hole is provided on the extension plate, the extension direction of the long hole is consistent with the axial direction of the adjusting screw, and the fastening screw passes through the long hole and is threadedly connected to the movable block.

[0013] In addition, the lifting drive module also includes a lifting drive motor, which is arranged on a side of the vertical plate away from the lead screw, and the lifting drive motor is connected to the lead screw through a belt assembly.

[0014] In the utility model, a sensor is arranged on the vertical plate, and a sensing sheet for being sensed by the sensor is arranged at one end of the second connecting plate.

[0015] In the utility model, the bottom of the suction block is connected with a suction tube via two clamping blocks, a connecting block is provided on one side of the second connecting plate, and the suction tube is fixed on the connecting block.

[0016] In the utility model, the COF feeding device comprises a receiving roller, a discharging roller and a plurality of guide rollers, and the COF material strip is wound around the receiving roller, the plurality of guide rollers and the discharging roller in sequence.

[0017] In the utility model, the punching device includes a sliding frame, a driving mechanism for driving the sliding frame to rise and fall, a punching head elastically slidably arranged in the sliding frame, a punching cylinder for driving the punching head to rise and fall, and a punching jig block, a mounting plate for mounting the punching jig block is arranged on the bottom plate in the sliding frame, the punching jig block is located between the mounting plate and the punching head, a punching groove is arranged on the punching jig block, and avoidance grooves corresponding to the punching grooves are arranged on the mounting plate and the bottom plate of the sliding frame, and the straight segment COF material strip is located on the punching jig block.

[0018] Compared with the prior art, the utility model has the following beneficial effects: the fully automatic COF punching machine of the utility model can absorb and transport the punched single-piece COF product to the required equipment each time, and a cleaning device is arranged at the transfer and transportation position to clean the single-piece COF product, with good efficiency and quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments. The drawings described below are only drawings corresponding to some embodiments of the utility model.

[0020] Figure 1 It is a structural schematic diagram of a preferred embodiment of the fully automatic COF punching machine of the utility model.

[0021] Figure 2 It is an enlarged view of the partial structure of the punching device of the fully automatic COF punching machine of the present utility model.

[0022] Figure 3 It is an enlarged view of the partial structure of the material receiving and conveying device of the fully automatic COF punching and cutting machine of the utility model. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the utility model.

[0024] Directional terms mentioned in the present invention, such as "up", "down", "front", "back", "left", "right", "inside", "outside", "side", "top" and "bottom", are only used for reference to the directions of the drawings. The directional terms used are used to illustrate and understand the present invention, and are not used to limit the present invention.

[0025] The words "first", "second" and the like in the terminology of the present invention are used for descriptive purposes only and should not be understood as indicating or implying relative importance, and should not be construed as limiting the order of precedence.

[0026] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense. For example, the connection can be a detachable connection or a connection of an integral structure; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] The COF punching machine in the prior art generally has a material box or a belt conveyor mechanism arranged below the punching device. The single-piece COF product after punching falls into the material box or onto the belt conveyor mechanism, which is not conducive to the subsequent efficient use of the single-piece COF product and is easy to dirty the single-piece COF product.

[0028] The following is a preferred embodiment of a fully automatic COF punching machine provided by the utility model that can solve the above technical problems.

[0029] Please refer to Figure 1 ,in Figure 1 It is a structural schematic diagram of a preferred embodiment of the fully automatic COF punching machine of the utility model.

[0030] In the figures, structurally similar elements are denoted by the same reference numerals.

[0031] The utility model provides a full-automatic COF punching and cutting machine, which comprises a COF feeding device, a punching and cutting device 12 , a material receiving and conveying device 13 and a cleaning device 14 .

[0032] The COF feeding device can provide a straight COF strip, the punching device 12 is arranged above the straight COF strip, the material receiving and conveying device 13 includes a linear moving module 131, a moving seat arranged on the linear moving module 131, a lifting drive module arranged on the moving seat, and a suction block 134 connected to the output end of the lifting drive module, the suction block 134 is movably arranged below the straight COF strip, the cleaning device 14 is arranged at one end of the linear moving module 131 away from the punching device 12, the cleaning device 14 includes a cleaning roller 142, and the top of the cleaning roller 142 is a cleaning side.

[0033] The fully automatic COF punching machine of this embodiment is provided with a material receiving and conveying device 13, which can absorb the punched single-piece COF product and transport it to the required equipment each time. When the subsequent loading robot grabs the product on the material receiving and conveying device 13 for transfer and transportation, the single-piece COF product can be cleaned by the cleaning device 14, which has good efficiency and quality.

[0034] Please refer to Figure 3 In this embodiment, the cleaning device 14 further includes a bracket 143, a collecting hopper 141, a packaging box 144, and a cleaning motor 145. The bracket 143 is fixedly connected to the linear moving module 131, the packaging box 144 is arranged on the top of the bracket 143, the top of the cleaning roller 142 passes through the packaging box 144 and protrudes from the top surface of the packaging box 144, the cleaning roller 142 is drivingly connected to the cleaning motor 145, and the collecting hopper 141 is connected to the bottom of the packaging box 144. The packaging box 144 can well recycle the waste scraps after the cleaning roller 142 cleans the product into the collecting hopper 141.

[0035] Among them, the cleaning motor 145 is arranged at the bottom of the packaging box 144, the axis of the cleaning roller 142 is arranged horizontally, the output shaft of the cleaning motor 145 is perpendicular to the axis of the cleaning roller 142, the cleaning motor 145 and the cleaning roller 142 are connected by a bevel gear assembly, the position of the cleaning motor 145 is not very prominent, and the overall structure is more compact.

[0036] In this embodiment, the movable seat includes a vertical plate 132, and a lead screw 1333, a slide rail 136, a first connecting plate 1351, and a second connecting plate 1352 are arranged in parallel on one side of the vertical plate 132. The first connecting plate 1351 is fixedly connected to the nut member on the lead screw 1333 for transmission connection, the first connecting plate 1351 is slidably connected to the slide rail 136, the second connecting plate 1352 is fixedly connected to one end of the first connecting plate 1351 close to the slide rail 136, the extension direction of the first connecting plate 1351 is perpendicular to the extension direction of the second connecting plate 1352, the suction block 134 is connected to one end of the second connecting plate 1352 away from the first connecting plate 1351, and the second connecting plate 1352 is avoided from the fixed plate connected to the end of the lead screw 133. The structural size in the direction perpendicular to the vertical plate 132 is smaller, the structure is more compact, and does not affect the lifting and lowering of the second connecting plate 1352.

[0037] In this embodiment, the material receiving and conveying device 13 further includes a fine-tuning component, which includes a fixed block 1371 , a movable block 1372 , an adjusting screw 1373 and a fastening screw 1374 .

[0038] The fixed block 1371 is connected to the first connecting plate 1351, the movable block 1372 is connected to the second connecting plate 1352, the movable block 1372 is slidably connected to the fixed block 1371, the sliding direction of the movable block 1372 and the fixed block 1371 is perpendicular to the conveying direction of the linear moving module 131, the adjusting screw 1373 is threadedly connected to the fixed block 1371, the adjusting screw 1373 is rotatably connected to the movable block 1372, an extension plate is provided on one side of the fixed block 1371, a long hole is provided on the extension plate, the extension direction of the long hole is consistent with the axial direction of the adjusting screw 1373, and the fastening screw 1374 passes through the long hole and is threadedly connected to the movable block 1372. By loosening the fastening screw 1374, the relative position of the movable block 1372 and the fixed block 1371 can be moved and adjusted by screwing the adjusting screw 1373, thereby adjusting the position of the suction block 134.

[0039] The lifting drive module further includes a lifting drive motor 1331, which is arranged on a side of the vertical plate 132 away from the lead screw 1333. The lifting drive motor 1331 is connected to the lead screw 1333 via a belt assembly 1332, so that the structure is more compact.

[0040] In this embodiment, a sensor 15 is disposed on the vertical plate 132 , and a sensing sheet for being sensed by the sensor 15 is disposed at one end of the second connecting plate 1352 , so that the control unit at the backstage can obtain the lifting information of the suction block 134 .

[0041] In this embodiment, the bottom of the suction block 134 is connected to a suction pipe 1341 via two clamping blocks, a connecting block 1353 is provided on one side of the second connecting plate 1352 , and the suction pipe 1341 is fixed on the connecting block 1353 .

[0042] Please refer to Figure 1 The COF feeding device in this embodiment includes a receiving roller 111, a feeding roller 112 and a plurality of guide rollers 113, and the COF material strip 114 is wound around the receiving roller 111, the plurality of guide rollers 113 and the feeding roller 112 in sequence.

[0043] Please refer to Figure 2 In this embodiment, the punching device 12 includes a sliding frame 121, a driving mechanism 122 for driving the sliding frame 121 to rise and fall, a punching head 123 elastically slidably arranged in the sliding frame 121, a punching cylinder 124 for driving the punching head 123 to rise and fall, and a punching jig block 125. A mounting plate 126 for mounting the punching jig block 125 is provided on the bottom plate in the sliding frame 121. The punching jig block 125 is located between the mounting plate 126 and the punching head 123. A punching groove is provided on the punching jig block 125. The mounting plate 126 and the bottom plate of the sliding frame 121 are both provided with avoidance grooves corresponding to the punching groove. The straight COF strip is located on the punching jig block 125.

[0044] The punching head 123 punches out the single-piece COF product, which falls through the avoidance groove and is sucked by the suction block 134 for transfer and transportation. The punching jig block 125 can be disassembled and replaced to punch out single-piece COF products of different specifications.

[0045] The working principle of the utility model is as follows: the COF feeding device can provide a straight section of COF material strip between the punching head 123 and the punching fixture block 125. The COF feeding device controls the COF material strip 114 to operate at a certain stroke cycle. The punching head 123 punches out the single-piece COF product and then falls through the avoidance groove and is sucked by the suction block 134 for transfer and transportation. When the subsequent loading robot grabs the product on the suction block 134 for transfer and transportation, the single-piece COF product can be cleaned by the cleaning device 14, with good efficiency and high quality.

[0046] This completes the process of the fully automatic COF punching machine of the preferred embodiment.

[0047] In summary, although the present invention has been disclosed as above in terms of preferred embodiments, the above preferred embodiments are not intended to limit the present invention. A person skilled in the art may make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, the scope of protection of the present invention shall be based on the scope defined in the claims.

Claims

1. A fully automatic COF punching machine, characterized in that: include: COF feeding device, punching device, material receiving and conveying device and cleaning device; The COF feeding device can provide a straight COF strip, the punching device is arranged above the straight COF strip, the material receiving and conveying device includes a linear moving module, a moving seat arranged on the linear moving module, a lifting drive module arranged on the moving seat, and a suction block connected to the output end of the lifting drive module, the suction block is movably arranged below the straight COF strip, the cleaning device is arranged at one end of the linear moving module away from the punching device, the cleaning device includes a cleaning roller, and the top of the cleaning roller is a cleaning side.

2. The fully automatic COF punching machine according to claim 1, characterized in that: The cleaning device also includes a bracket, a collecting hopper, a packaging box, and a cleaning motor. The bracket is fixedly connected to the linear moving module, the packaging box is arranged on the top of the bracket, the top of the cleaning roller passes through the packaging box and protrudes from the top surface of the packaging box, the cleaning roller is transmission-connected to the cleaning motor, and the collecting hopper is connected to the bottom of the packaging box.

3. The fully automatic COF punching machine according to claim 2, characterized in that: The cleaning motor is arranged at the bottom of the packaging box, the axis of the cleaning roller is arranged horizontally, the output shaft of the cleaning motor is perpendicular to the axis of the cleaning roller, and the cleaning motor and the cleaning roller are connected through a bevel gear assembly.

4. The fully automatic COF punching machine according to claim 1, characterized in that: The movable seat includes a vertical plate, and a lead screw, a slide rail, a first connecting plate, and a second connecting plate are arranged in parallel on one side of the vertical plate. The first connecting plate is fixedly connected to a nut member that is transmission-connected on the lead screw, the first connecting plate is slidably connected to the slide rail, the second connecting plate is fixedly connected to an end of the first connecting plate close to the slide rail, the extension direction of the first connecting plate is perpendicular to the extension direction of the second connecting plate, the suction block is connected to an end of the second connecting plate away from the first connecting plate, and the second connecting plate is arranged to avoid the fixed plate connected to the end of the lead screw.

5. The fully automatic COF punching machine according to claim 4, characterized in that: The material receiving and conveying device further comprises a fine-tuning assembly, which comprises a fixed block, a movable block, an adjusting screw and a fastening screw; The fixed block is connected to the first connecting plate, the movable block is connected to the second connecting plate, the movable block is slidably connected to the fixed block, the sliding direction of the movable block and the fixed block is perpendicular to the conveying direction of the linear moving module, the adjusting screw is threadedly connected to the fixed block, the adjusting screw is rotatably connected to the movable block, an extension plate is provided on one side of the fixed block, a long hole is provided on the extension plate, the extension direction of the long hole is consistent with the axial direction of the adjusting screw, and the fastening screw passes through the long hole and is threadedly connected to the movable block.

6. The fully automatic COF punching machine according to claim 4, characterized in that: The lifting drive module also includes a lifting drive motor, which is arranged on a side of the vertical plate away from the lead screw, and the lifting drive motor is connected to the lead screw through a belt assembly.

7. The fully automatic COF punching machine according to claim 4, characterized in that: The vertical plate is provided with a sensor, and one end of the second connecting plate is provided with a sensor sheet for being sensed by the sensor.

8. The fully automatic COF punching machine according to claim 4, characterized in that: The bottom of the suction block is connected with a suction tube via two clamping blocks, and a connecting block is arranged on one side of the second connecting plate, and the suction tube is fixed on the connecting block.

9. The fully automatic COF punching machine according to claim 1, characterized in that: The COF feeding device comprises a receiving roller, a discharging roller and a plurality of guide rollers, and the COF material strip is wound around the receiving roller, the plurality of guide rollers and the discharging roller in sequence.

10. The fully automatic COF punching machine according to claim 1, characterized in that: The punching device includes a sliding frame, a driving mechanism for driving the sliding frame to rise and fall, a punching head elastically slidably arranged in the sliding frame, a punching cylinder for driving the punching head to rise and fall, and a punching jig block. A mounting plate for mounting the punching jig block is arranged on the bottom plate in the sliding frame, the punching jig block is located between the mounting plate and the punching head, a punching groove is arranged on the punching jig block, and avoidance grooves corresponding to the punching grooves are arranged on the mounting plate and the bottom plate of the sliding frame, and the straight COF strip is located on the punching jig block.

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