Clip conveying mechanism for removing flash of lead frame of high-density integrated circuit

Abstract

The utility model relates to the technical field of conveying equipment, in particular to a clip conveying mechanism for removing flash of a high-density integrated circuit lead frame, a discharging conveying module comprises a first supporting plate, and a first conveying component and a second conveying component which are arranged up and down and used for horizontally conveying clips are arranged on the first supporting plate. The conveying direction of the first conveying component is opposite to that of the second conveying component. The first supporting plate is further provided with a first carrying component used for carrying the clips on the first conveying component to the second conveying component one by one. The discharging conveying module and the receiving conveying module are the same in structure but opposite in operation mode, the receiving conveying module can receive the lead frame subjected to flash removal in the process of conveying the clips, automatic conveying of the empty clips is completed, the efficiency of the flash removal procedure of the lead frame is improved, and positioning is accurate and carrying is stable in the conveying process.

Description

Technical Field

[0001] The utility model relates to the technical field of conveying equipment, in particular to a clip transport mechanism for removing overflow from a high-density integrated circuit lead frame. Background Art

[0002] In the field of integrated circuit manufacturing, the lead frame is the key carrier of the chip, and its processing quality and efficiency directly affect the performance and cost of the integrated circuit. Especially after the lead frame is processed by epoxy encapsulation, there will often be overflow (such as overflow glue) left on the lead pins and heat sinks. If these overflows are not removed in time, they will have a serious impact on subsequent tinning and other processes, and even cause product failure.

[0003] At present, the process of removing the overflow on the lead frame is mostly semi-automatic. Compared with manual overflow removal, the semi-automatic overflow removal equipment has improved the efficiency to a certain extent, but it cannot realize the automatic transportation of the clip (the tooling used to load the lead frame), resulting in the entire overflow removal process being not smooth and efficient; and when the clip is placed in the designated position of the overflow removal equipment, problems such as inaccurate positioning and unstable transportation are prone to occur, further affecting the quality and efficiency of the overflow removal. Therefore, a clip transportation mechanism for high-density integrated circuit lead frame overflow removal is provided to solve the above technical problems. Utility Model Content

[0004] The utility model aims to provide a high-density integrated circuit lead frame overflow removal magazine transport mechanism to address the deficiencies in the prior art, so as to solve the technical problem that overflow removal equipment cannot realize automatic transportation of the magazine.

[0005] To achieve the above purpose, the technical solution of the utility model is as follows:

[0006] The invention discloses a magazine conveying mechanism for removing overflow from a high-density integrated circuit lead frame, comprising a discharge conveying module for conveying magazines to facilitate taking out the lead frames placed therein, and a receiving conveying module for conveying empty magazines to facilitate collecting the lead frames after the overflow is removed, and also comprises a bridge conveying line for conveying the empty magazines on the discharge conveying module to the receiving conveying module.

[0007] The discharging conveying module includes a first support plate, on which a first transport component and a second transport component are arranged up and down and used for horizontally transporting the magazines are installed, and the conveying directions of the first transport component and the second transport component are opposite. The first support plate is also equipped with a first transport component for moving the magazines on the first transport component to the second transport component one by one;

[0008] A discharge port for the magazine to pass through and connected to the initial end of the bridge transport line is provided on the first support plate. A first lifting component for lifting the magazine placed at the rear end of the second transport component to align with the discharge port, and a first pushing component for pushing the magazine aligned with the discharge port onto the bridge transport line are also provided.

[0009] Furthermore, a second pushing component for pushing the magazine to a designated position on the material receiving and conveying module is provided at the rear end of the bridge transport line.

[0010] Furthermore, the first transport component includes a first fixed plate arranged on the first support plate, the first fixed plate is placed at the initial end of the second transport component, and a lifting frame that can move up and down is provided on the first fixed plate, and a linear drive module that is horizontally arranged and has a length direction consistent with the transport direction of the first transport component is installed at the top of the lifting frame, and an L-shaped support plate for supporting the magazine is provided on the linear drive module.

[0011] Furthermore, a first cylinder with a telescopic rod arranged downward is installed on the top of the L-shaped supporting plate, and a pressing block for pressing the clip placed on the L-shaped supporting plate is fixedly provided on the end of the telescopic rod of the first cylinder.

[0012] Furthermore, a mounting frame is provided on the first fixed plate, and a servo motor with an output shaft arranged upward is installed on the mounting frame, a vertically arranged screw rod is installed on the output shaft of the servo motor, and the screw rod is threadedly connected to the bottom end of the lifting frame.

[0013] Furthermore, the first lifting component includes a second fixed plate arranged on the first supporting plate, the second fixed plate is placed at the rear end of the second transport component, and a lifting seat that can move up and down and is placed under the second transport component is provided on the second fixed plate, and a plurality of rollers that are horizontally arranged and axially perpendicular to the transport direction of the second transport component are provided on the lifting seat; a second cylinder with a telescopic rod arranged upward is installed on the second fixed plate, and the end of the telescopic rod of the second cylinder is fixedly set to the bottom of the lifting seat.

[0014] Furthermore, a pushing component includes a mounting block arranged beside the first support plate, on which a third cylinder is installed which is horizontally arranged and whose length direction is perpendicular to the transport direction of the second transport component. The telescopic rod of the third cylinder is aligned with the discharge port, and a pushing block for pushing the clip on the roller to the bridge transport line is provided at the end of the telescopic rod of the third cylinder.

[0015] Furthermore, a third fixing plate is provided on the first supporting plate, and the third fixing plate is provided with a positioning plate for blocking the magazine during transportation to align with the discharge port.

[0016] Furthermore, the positioning plate is horizontally movable on the third fixed plate, and the movable direction of the positioning plate is consistent with the transport direction of the second transport component. The third fixed plate is also equipped with a fourth cylinder for controlling the movement of the positioning plate.

[0017] Furthermore, the second pushing component includes a pair of guide frames respectively arranged on both sides of the bridge transport line, and sliders are slidably provided on the guide frames on both sides, and the sliding direction of the slider is consistent with the transport direction of the bridge transport line, and a sixth cylinder is installed on each slider, and the telescopic rod ends of the sixth cylinders on both sides are arranged relatively to each other, and a clamping block for clamping the magazine is provided on the telescopic rod end of each sixth cylinder; a seventh cylinder whose length direction is consistent with the transport direction of the bridge transport line is installed on each guide frame, and the telescopic rod end of the seventh cylinder is fixedly set to the slider.

[0018] The beneficial effects of the utility model are as follows: when in use, after placing a plurality of magazines loaded with lead frames on the first transport component, the first transport component is operated to transport the magazines to the rear end of the first transport component, and then the first transport component is operated to transport the magazines 101 placed at the rear end of the first transport component to the initial end of the second transport component, and during the transport process, the lead frames in the magazines are ejected one by one by an ejection mechanism (not shown in the figure), so as to realize automatic material extraction processing of the lead frames; after the lead frames in the magazines are taken out, an empty magazine is placed at the initial end of the second transport component, so that the automatic transport processing of the magazines is completed, and then Operate the second transport component to transport the empty magazine to its rear end; then operate the first lifting component to lift the magazine to align with the discharge port, and the bottom of the magazine is separated from the second transport component. Then operate the first pushing component to push the lifted magazine to the bridge transport line, and finally operate the bridge transport line to transport it to the receiving and conveying module. Secondly, the discharge and conveying module has the same structure as the receiving and conveying module, but operates in the opposite way. The receiving and conveying module will receive the lead frame with overflow removal during the process of conveying the magazine, and complete the automatic transportation of the empty magazine, thereby improving the efficiency of the lead frame overflow removal process, and the positioning is accurate and the handling is stable during the transportation process. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0020] Figure 2 It is a structural schematic diagram of the discharging and conveying module of the utility model.

[0021] Figure 3 This is a structural schematic diagram of the discharging and conveying module of the utility model from another perspective.

[0022] Figure 4 It is a structural schematic diagram of the first lifting component of the utility model.

[0023] Figure 5 It is a structural schematic diagram of the second material pushing component and the material receiving and conveying module of the utility model.

[0024] Reference numerals include:

[0025] 101, clip; 3, discharging conveying module; 31, first supporting plate; 3101, discharging port; 32, first transport component; 33, second transport component; 34, first handling component; 341, first fixed plate; 342, lifting frame; 343, linear drive module; 344, L-shaped support plate; 345, first cylinder; 346, pressing block; 347, mounting frame; 348, servo motor; 349, screw rod; 35, first lifting component; 351, second fixed plate; 352, lifting seat; 353, second cylinder; 354, roller; 36, first pushing component; 361. Mounting block; 362. Third cylinder; 363. Push block; 37. Third fixing plate; 38. Positioning plate; 39. Fourth cylinder; 310. Alignment plate; 311. Fifth cylinder; 4. Material receiving and conveying module; 41. Second support plate; 4101. Feed inlet; 42. Third transport component; 43. Fourth transport component; 44. Second handling component; 45. Second lifting component; 5. Bridge transport line; 51. Second pushing component; 511. Guide frame; 512. Slider; 513. Sixth cylinder; 514. Clamping block; 515. Seventh cylinder; 52. Guide bar. DETAILED DESCRIPTION

[0026] The following is a detailed description of the clip transport mechanism for removing overflow from a high-density integrated circuit lead frame according to the present invention in conjunction with the accompanying drawings.

[0027] like Figure 1As shown, an embodiment of the magazine transport mechanism for removing overflow from a high-density integrated circuit lead frame of the utility model includes a discharge conveying module 3 for conveying magazines 101 to facilitate taking out the lead frames placed therein, and a receiving conveying module 4 for conveying empty magazines 101 to facilitate collecting the lead frames from which the overflow has been removed, and also includes a bridge transport line 5 for transporting the empty magazines 101 on the discharge conveying module 3 to the receiving conveying module 4, wherein the initial end of the bridge transport line 5 is connected to the discharge conveying module 3, and the rear end thereof is connected to the receiving conveying module 4. After placing a plurality of magazines 101 loaded with lead frames on the unloading conveying module 3, the unloading conveying module 3 is operated to convey the magazines 101 loaded with lead frames one by one. During the conveying process, the lead frames in the magazine 101 are ejected one by one by a ejector mechanism (not shown in the figure) to be pushed to the next mechanism to soak and soften the overflow on the lead frame (the overflow is removed after soaking), and the lead frames in the magazine 101 are automatically taken out; after the lead frames in the magazine 101 are taken out, they are conveyed to On the bridge transport line 5, the bridge transport line 5 is operated again to transport the empty clip 101 to the receiving and conveying module 4, and finally the receiving and conveying module 4 is operated to transport the empty clips 101 one by one, and in the process of transportation, the lead frames after the overflow are collected one by one. When the clip 101 is filled with lead frames, it is transported to the designated position for the staff to take; under the cooperation of the discharging conveying module 3, the receiving and conveying module 4 and the bridge transport line 5, the clip 101 is transported, and in the process of transportation, the lead frame is taken and collected. In addition, at the rear end of the bridge transport line 5, a second pushing component 51 for pushing the clip 101 to the designated position on the receiving and conveying module 4 is provided. After the bridge transport line 5 transports the empty clip 101 to its rear end, the second pushing component 51 is operated to push the empty clip 101 to the designated position on the receiving and conveying module 4, so as to improve the accuracy of the transportation of the clip 101.

[0028] Preferably, the discharge conveying module 3 includes a pair of first supporting plates 31 arranged vertically and used for supporting, and the first supporting plates 31 are provided with first transport components 32 and second transport components 33 arranged vertically and used for horizontally transporting the clips 101, and the transporting directions of the first transport components 32 and the second transport components 33 are opposite, and the first supporting plate 31 is also provided with a first transport component 34 for moving the clips 101 on the first transport component 32 to the second transport component 33 one by one; after placing a plurality of clips 101 loaded with lead frames on the first transport component 32, the first transport component 32 is operated to transport the clips 101 to the second transport component 33; At the rear end of a transport component 32, the first transport component 34 is operated to transport the magazine 101 placed at the rear end of the first transport component 32 to the initial end of the second transport component 33, and during the transportation process, the lead frames in the magazine 101 are ejected one by one by an ejector mechanism (not shown in the figure), so as to realize automatic material taking and processing of the lead frames; after the lead frames in the magazine 101 are taken out, the empty magazine 101 is placed at the initial end of the second transport component 33, and the automatic transportation processing of the magazine 101 is completed, and then the second transport component 33 is operated to transport the empty magazine 101 to its rear end. However, in order to transport the magazine 101 placed at the rear end of the second transport component 33 to the bridge transport line 5, a discharge port 3101 is provided on the first support plate 31 for the magazine 101 to pass through and connected to the initial end of the bridge transport line 5, and a first lifting component 35 is provided for lifting the magazine 101 placed at the rear end of the second transport component 33 to align with the discharge port 3101, and a first pushing component 36 is provided for pushing the magazine 101 aligned with the discharge port 3101 to the bridge transport line 5. After operating the second transport component 33 to transport the empty magazine 101 to its rear end, first operate the first lifting component 35 to lift the magazine 101 to align with the discharge port 3101, and the bottom of the magazine 101 is separated from the second transport component 33. Then, operate the first pushing component 36 to push the lifted magazine 101 onto the bridge transport line 5, and finally operate the bridge transport line 5 to transport it to the receiving and conveying module 4, thereby completing the automatic transportation of the empty magazine 101.

[0029] Secondly, the discharging conveying module 3 has the same structure as the receiving conveying module 4, and operates in the opposite manner; specifically, the receiving conveying module 4 includes a pair of second support plates 41 arranged vertically and used for support, and the second support plate 41 is provided with a third transport component 42 and a fourth transport component 43 arranged up and down and used for horizontally transporting the magazine 101, and the conveying directions of the third transport component 42 and the fourth transport component 43 are opposite, and the second support plate 41 is also provided with a second conveying component 44 for moving the magazines 101 on the fourth transport component 43 one by one to the third transport component 42, and in addition, the second support plate 41 is also provided with a second lifting component 45 and a feed port 4101 connected to the end of the bridge transport line 5; the second lifting component 45 is used to receive the magazine 101 dragged by the second pushing component 51. When the clip 101 is transported to its rear end by running the bridge transport line 5, the second lifting component 45 is first operated to make the second lifting component 45 move upward to the height of receiving the clip 101, and then the second pushing component 51 is operated to push the clip 101 from the feed port 4101 to the second lifting component 45, and then the second lifting component 45 is operated to drive the clip 101 to move downward, so as to place it at the initial end of the fourth transport component 43, and the fourth transport component 43 is operated to transport the clip 101 to its rear end, and then the second conveying component 44 is operated to convey the clip 101 from the rear end of the fourth transport component 43 upward to the output end of the third transport component 42, and in the process of upward conveying, the lead frames after the overflow are collected one by one, so that the clip 101 conveyed to the third transport component 42 is filled with lead frames.

[0030] like Figure 2As shown, the first transport component 34 includes a first fixed plate 341 arranged on the first support plate 31, the first fixed plate 341 is placed at the initial end of the second transport component 33, and a lifting frame 342 that can move up and down is provided on the first fixed plate 341, and a linear drive module 343 that is horizontally arranged and has a length direction consistent with the transport direction of the first transport component 32 (or the second transport component 33) is installed on the top of the lifting frame 342. By controlling the lifting frame 342 to move up and down on the first fixed plate 341, the linear drive module 343 can be moved up and down together; wherein, an L-shaped support plate 344 for supporting the magazine 101 is provided on the linear drive module 343, and the L-shaped support plate 344 can be driven to move horizontally along the transport direction of the first transport component 32 (or the second transport component 33) by running the linear drive module 343. When it is necessary to transport the magazine 101 placed on the first transport component 32 to the second transport component 33, the lifting frame 342 is first controlled to move upward for a certain distance so that the support surface of the L-shaped support plate 344 is slightly lower than the top surface of the first transport component 32, and then the linear drive module 343 is operated to control the L-shaped support plate 344 to move in the direction close to the magazine 101, so that the support surface of the L-shaped support plate 344 is placed under the magazine 101 to be transported, and then the lifting frame 342 is controlled to move upward for a certain distance so that the L-shaped support plate 344 supports the magazine 101, so that the bottom of the magazine 101 is separated from the first transport component 32. The top surface of the second transport component 32 is then controlled by the linear drive module 343 to control the L-shaped support plate 344 to return to the initial position, and the lifting frame 342 is controlled to move downward until the support surface of the L-shaped support plate 344 is slightly higher than the top surface of the second transport component 33, and the linear drive module 343 is operated again to control the L-shaped support plate 344 to move in the direction close to the second transport component 33, so as to place the clip 101 at the initial end of the transport track of the second transport component 33, and finally the lifting frame 342 is controlled to move downward for a distance, so as to place the clip 101 on the second transport component 33, and complete the automatic handling of the clip 101. In addition, the L-shaped support plate 344 moves downward intermittently with the clip 101, so as to push the high-density integrated circuit lead frames in the clip 101 one by one to the next mechanism for soaking treatment, and automatically discharge the high-density integrated circuit lead frames.

[0031] In order to ensure that the magazine 101 can be stably placed on the L-shaped support plate 344 when the L-shaped support plate 344 drives the magazine 101 to move downward, a first cylinder 345 with a telescopic rod arranged downward is installed on the top of the L-shaped support plate 344, and a pressing block 346 for pressing the magazine 101 placed on the L-shaped support plate 344 is fixed at the end of the telescopic rod of the first cylinder 345; when the L-shaped support plate 344 supports the magazine 101 so that its bottom is separated from the top surface of the first transport component 32, the first cylinder 345 can be operated to control the pressing block 346 to move downward, and then cooperate with the L-shaped support plate 344 to press the magazine 101, thereby improving the stability of carrying the magazine 101. In order to control the lifting frame 342 to move up and down on the first fixed plate 341, a mounting frame 347 is provided on the first fixed plate 341, and a servo motor 348 with an output shaft arranged upward is installed on the mounting frame 347, and a vertically arranged screw rod 349 is installed on the output shaft of the servo motor 348, and the screw rod 349 is threadedly connected to the bottom end of the lifting frame 342; the screw rod 349 can be driven to rotate by running the servo motor 348, and under the action of the screw rod 349, the lifting frame 342 is driven to move up and down to a specified height.

[0032] Furthermore, the first lifting component 35 includes a second fixing plate 351 disposed on the first supporting plate 31, the second fixing plate 351 is disposed at the rear end of the second transport component 33, a lifting seat 352 that can move up and down and is disposed below the second transport component 33 is disposed on the second fixing plate 351, and a plurality of rollers 354 that are horizontally arranged and axially perpendicular to the transport direction of the second transport component 33 are disposed on the lifting seat 352; after the magazine 101 disposed at the rear end of the first transport component 32 is transported to the initial end of the second transport component 33, the magazine 101 is transported to the initial end of the second transport component 33. The second transport component 33 is operated to transport the clip 101 to the top of the lifting seat 352 and then stop. The lifting seat 352 is then controlled to move upward to support the clip 101 through a plurality of rollers 354. At this time, the bottom of the clip 101 is separated from the top of the second transport component 33, and the clip 101 is aligned with the discharge port 3101. Finally, the first material pushing component 36 is operated to push the clip 101 placed on the rollers 354 and the discharge port 3101 to the bridge transport line 5, and transport it to the receiving and conveying module 4 through the bridge transport line 5. In addition, a second cylinder 353 with a telescopic rod arranged upward is installed on the second fixed plate 351, and the end of the telescopic rod of the second cylinder 353 is fixedly arranged with the bottom of the lifting seat 352; the lifting seat 352 can be controlled to move up and down by operating the second cylinder 353.

[0033] Secondly, the first pushing component 36 includes a mounting block 361 arranged beside the first supporting plate 31, and a third cylinder 362 (model DSNU-25--PPVA) is installed on the mounting block 361, which is arranged horizontally and has a length direction perpendicular to the transport direction of the second transport component 33. The telescopic rod of the third cylinder 362 is aligned with the discharge port 3101, and a pushing block 363 for pushing the magazine 101 on the roller 354 to the bridge transport line 5 is provided at the end of the telescopic rod of the third cylinder 362; when the magazine 101 is lifted by the lifting seat 352 to align with the discharge port 3101, the third cylinder 362 can be operated to push the magazine 101 through the pushing block 363.

[0034] Preferably, when the lifting seat 352 lifts the clip 101 and moves upward, in order to make the clip 101 accurately align with the discharge port 3101, a third fixing plate 37 is provided on the first support plate 31, and the third fixing plate 37 is provided with a positioning plate 38 for blocking the clip 101 in the transportation process to align with the discharge port 3101; when the clip 101 is transported to the rear end of the second transport component 33, it will be blocked by the positioning plate 38, and the blocked clip 101 will be aligned with the discharge port 3101. In addition, the positioning plate 38 is horizontally movably arranged on the third fixing plate 37, and the movement direction of the positioning plate 38 is consistent with the transportation direction of the second transport component 33. The third fixing plate 37 is also equipped with a fourth cylinder 39 for controlling the movement of the positioning plate 38; the position of the positioning plate 38 is controlled by the fourth cylinder 39 to block the clips 101 of different sizes to align with the discharge port 3101.

[0035] Additionally, a pair of squaring plates 310 are provided on the same first support plate 31 so as to be movable horizontally, and are respectively placed on the sides of the first transport component 32 and the second transport component 33, and the movable direction of the squaring plates 310 is perpendicular to the transport direction of the first transport component 32 (or the second transport component 33). By controlling the squaring plates 310 to move horizontally on the first support plate 31, a plurality of magazines 101 placed on the first transport component 32 and the second transport component 33 are squaring respectively, so that the magazines 101 are in the same straight line; a pair of fifth cylinders 311 are also provided on the first support plate 31 for respectively controlling different squaring plates 310 to move horizontally.

[0036] like Figure 5As shown, the second pusher component 51 includes a pair of guide frames 511 respectively arranged on both sides of the bridge transport line 5, wherein a slider 512 is slidably provided on the guide frames 511 on both sides, and the sliding direction of the slider 512 is consistent with the transport direction of the bridge transport line 5, and a sixth cylinder 513 is installed on each slider 512, and the ends of the telescopic rods of the sixth cylinders 513 on both sides are arranged oppositely, and a clamping block 514 for clamping the magazine 101 is provided on the end of the telescopic rod of each sixth cylinder 513; the bridge transport line 5 is operated to transport the magazine 101 After reaching the end of the bridge transport line 5 and being placed between the clamping blocks 514 on both sides, the sixth cylinders 513 on both sides are operated simultaneously to control the clamping blocks 514 on both sides to move in the direction of approaching each other, and the magazine 101 placed at the end of the bridge transport line 5 is clamped by the clamping blocks 514, and finally the slider 512 is controlled to slide on the guide frame 511 in the direction close to the feed port 4101 to push the magazine 101 onto the second lifting component 45; by pushing the magazine 101 to the specified position, the accuracy of the transportation of the magazine 101 is improved.

[0037] In order to control the sliding of the slider 512 on the guide frame 511, a seventh cylinder 515 (model DSNU-25--PPVA) whose length direction is consistent with the transportation direction of the bridge transport line 5 is installed on each guide frame 511, and the end of the telescopic rod of the seventh cylinder 515 is fixed to the slider 512; by operating the seventh cylinders 515 on both sides at the same time, the sliders 512 on both sides can be controlled to slide simultaneously. In addition, guide bars 52 for limiting the position of the magazine 101 during transportation are provided on both sides of the transportation track of the bridge transport line 5. Under the action of the guide bars 52, the magazine 101 is always transported in a straight line during the transportation of the magazine 101 on the bridge transport line 5.

[0038] In summary, it can be seen that the utility model has the above-mentioned excellent characteristics, which can enhance the performance unprecedented in the prior art and become a product with great practical value.

[0039] The above contents are only preferred embodiments of the present invention. For ordinary technicians in this field, according to the concept of the present invention, there will be changes in the specific implementation methods and application scopes. The contents of this specification should not be understood as limiting the present invention.

Claims

1. A clip transport mechanism for removing overflow from a high-density integrated circuit lead frame, characterized in that: The invention comprises a discharge conveying module (3) for conveying a magazine (101) so as to take out a lead frame placed therein, and a receiving conveying module (4) for conveying an empty magazine (101) so as to collect the lead frame after the overflow has been removed, and also comprises a bridge conveying line (5) for conveying the empty magazine (101) on the discharge conveying module (3) to the receiving conveying module (4). The material discharging conveying module (3) comprises a first supporting plate (31), on which a first conveying component (32) and a second conveying component (33) arranged up and down and used for horizontally conveying the magazine (101) are mounted, the conveying directions of the first conveying component (32) and the second conveying component (33) being opposite, and the first supporting plate (31) is further provided with a first transporting component (34) used for moving the magazines (101) on the first transporting component (32) to the second transporting component (33) one by one; A discharge port (3101) is provided on the first support plate (31) for the magazine (101) to pass through and is connected to the initial end of the bridge transport line (5). A first lifting component (35) is provided for lifting the magazine (101) disposed at the rear end of the second transport component (33) to a position aligned with the discharge port (3101), and a first pushing component (36) is provided for pushing the magazine (101) aligned with the discharge port (3101) onto the bridge transport line (5).

2. The clip transport mechanism for removing overflow from a high-density integrated circuit lead frame according to claim 1, characterized in that: A second material pushing component (51) for pushing the magazine (101) to a designated position on the material receiving and conveying module (4) is provided at the rear end of the bridge transport line (5).

3. The clip transport mechanism for removing overflow from a high-density integrated circuit lead frame according to claim 1, characterized in that: The first transport component (34) comprises a first fixing plate (341) arranged on the first supporting plate (31), the first fixing plate (341) being placed at the initial end of the second transport component (33), and a lifting frame (342) movable up and down is arranged on the first fixing plate (341), a linear drive module (343) arranged horizontally and having a length direction consistent with the transport direction of the first transport component (32) is installed at the top end of the lifting frame (342), and an L-shaped support plate (344) for supporting the magazine (101) is arranged on the linear drive module (343).

4. The clip transport mechanism for removing overflow from a high-density integrated circuit lead frame according to claim 3, characterized in that: A first cylinder (345) with a telescopic rod arranged downward is installed on the top of the L-shaped support plate (344), and a pressing block (346) for pressing a clip (101) placed on the L-shaped support plate (344) is fixed on the end of the telescopic rod of the first cylinder (345).

5. The clip transport mechanism for removing overflow from a high-density integrated circuit lead frame according to claim 3, characterized in that: A mounting frame (347) is provided on the first fixing plate (341), and a servo motor (348) with an output shaft arranged upward is installed on the mounting frame (347). A vertically arranged screw rod (349) is installed on the output shaft of the servo motor (348), and the screw rod (349) is threadedly connected to the bottom end of the lifting frame (342).

6. The clip transport mechanism for removing overflow from a high-density integrated circuit lead frame according to claim 1, characterized in that: The first lifting component (35) includes a second fixed plate (351) arranged on the first supporting plate (31), the second fixed plate (351) is placed at the rear end of the second transport component (33), a lifting seat (352) that can move up and down and is placed below the second transport component (33) is provided on the second fixed plate (351), and a plurality of rollers (354) that are horizontally arranged and axially perpendicular to the transport direction of the second transport component (33) are provided on the lifting seat (352); a second cylinder (353) with a telescopic rod arranged upward is installed on the second fixed plate (351), and the end of the telescopic rod of the second cylinder (353) is fixedly arranged with the bottom of the lifting seat (352).

7. The clip transport mechanism for removing overflow from a high-density integrated circuit lead frame according to claim 1, characterized in that: The first pushing component (36) includes a mounting block (361) arranged beside the first supporting plate (31), and a third cylinder (362) is mounted on the mounting block (361) and is arranged horizontally and has a length direction perpendicular to the transport direction of the second transport component (33). The telescopic rod of the third cylinder (362) is aligned with the discharge port (3101), and a pushing block (363) for pushing the clip (101) on the roller (354) to the bridge transport line (5) is provided at the end of the telescopic rod of the third cylinder (362).

8. The clip transport mechanism for removing overflow from a high-density integrated circuit lead frame according to claim 1, characterized in that: A third fixing plate (37) is provided on the first supporting plate (31), and the third fixing plate (37) is provided with a positioning plate (38) for blocking the magazine (101) during transportation so as to align with the discharge port (3101).

9. The clip transport mechanism for removing overflow from a high-density integrated circuit lead frame according to claim 8, characterized in that: The positioning plate (38) is horizontally movably arranged on the third fixed plate (37), and the moving direction of the positioning plate (38) is consistent with the transport direction of the second transport component (33). The third fixed plate (37) is also provided with a fourth cylinder (39) for controlling the movement of the positioning plate (38).

10. The clip transport mechanism for removing overflow from a high-density integrated circuit lead frame according to claim 2, characterized in that: The second material pushing component (51) comprises a pair of guide frames (511) respectively arranged on both sides of the bridge transport line (5); a slider (512) is slidably arranged on the guide frames (511) on both sides, and the sliding direction of the slider (512) is consistent with the transport direction of the bridge transport line (5); a sixth cylinder (513) is installed on each slider (512), and the ends of the telescopic rods of the sixth cylinders (513) on both sides are arranged opposite to each other, and a clamping block (514) for clamping the magazine (101) is provided on the ends of the telescopic rods of each sixth cylinder (513); a seventh cylinder (515) whose length direction is consistent with the transport direction of the bridge transport line (5) is installed on each guide frame (511), and the ends of the telescopic rods of the seventh cylinder (515) are fixedly arranged with the slider (512).

Images