Batch tin planting device and method for electronic component production

Abstract

The invention discloses a batch tin planting device for electronic component production, which comprises a box body, wherein a tin scraping mechanism for tin planting is arranged at one end of the top of the box body, and a conversion mechanism for adjusting the position of a tin planting carrier is arranged in the box body; through cooperative arrangement of the switching mechanism and the bearing mechanism, accurate fixing of components is achieved, the tin planting quality is improved, automatic switching and height calibration of multiple stations are achieved through a rotating assembly and a pushing assembly of the switching mechanism, the feeding and discharging waiting time is greatly shortened through the multi-station continuous operation design, and the production efficiency is improved. The batch tin planting efficiency is remarkably improved, the device is suitable for a large-scale electronic component production scene, the conversion mechanism is mainly used for height adjustment and station rotation type conversion of electronic components on a fixed jig in the tin planting process, and the bearing mechanism is beneficial for directly placing and fixing the jig loaded with the electronic components. And meanwhile, the device is driven to move upwards to a tin planting position for operation.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of electronic component tin planting, in particular to a batch tin planting device and method for electronic component production. BACKGROUND

[0002] Electronic component tin planting refers to the process of replanting or replacing micro tin balls on the pads of chips, mainly for repairing or replacing chip pins.

[0003] During the production of electronic components, tin planting is required. The traditional tin planting method is for workers to plant tin through a tin planting plate and tin powder. This method cannot accurately plant tin, consumes a large amount of labor, and is low in efficiency. Batch tin planting cannot be performed on batches of the same electronic components, and it is inconvenient to replace fixtures or electronic components and to take and place them each time. SUMMARY

[0004] The present application aims to provide a batch tin planting device and method for electronic component production, which can quickly plant tin on the required batch of electronic components, continuously plant tin through the rotation of the conversion station, and is simple and convenient to take and place, thereby further improving work efficiency to solve the problems raised in the background art.

[0005] To achieve the above-mentioned purpose, the present application provides the following technical scheme: a batch tin planting device for electronic component production, comprising a box body:

[0006] One end of the top of the box body is provided with a tin scraping mechanism for tin planting, the inside of the box body is provided with a conversion mechanism for adjusting the position of the tin planting carrier, and the top of the outside of the conversion mechanism is provided with a bearing mechanism for carrying and placing the tin planting component;

[0007] The tin scraping mechanism comprises a support assembly provided at one end of the top of the box body, and the top of the support assembly is provided with a moving assembly and a scraping assembly connected with the moving assembly;

[0008] The conversion mechanism comprises a rotating assembly provided in the inside of the box body, and one side of the rotating assembly is provided with a transmission assembly and a pushing assembly connected with the transmission assembly;

[0009] The bearing mechanism comprises a carrying and placing assembly provided on the top of the outside of the pushing assembly and a limiting assembly connected with the carrying and placing assembly, and the inside of the limiting assembly is provided with a abutting assembly.

[0010] Illustratively, the support assembly comprises a bracket fixedly installed at one end of the top of the box body, and one side of the bracket is fixedly installed with a connecting plate.

[0011] Illustratively, the moving assembly comprises an electric sliding table fixedly installed at the top of the connecting plate, a mounting rack fixedly installed at the moving end of the electric sliding table, a first electric push rod fixedly installed at the top of the mounting rack, a positioning block fixedly installed at the top of the bracket, and a screen frame matched with the positioning block.

[0012] Illustratively, the scraping assembly comprises a vertical plate fixedly installed at the output end of the first electric push rod, and a scraping plate fixedly installed at the bottom of the vertical plate, one side of the vertical plate being fixedly installed with a tin feeding pipe group.

[0013] Illustratively, the rotating assembly comprises a motor fixedly installed at the bottom of the inner cavity of the box body, and a shaft rod key-connected to the output shaft of the motor and rotationally connected to the top of the inner cavity of the box body.

[0014] Illustratively, the transmission assembly comprises a gear fixedly installed at the outer side of the shaft rod, and a gear sleeve meshed with one side of the gear.

[0015] Illustratively, the pushing assembly comprises a branch pipe fixedly installed at the inner side wall of the gear sleeve, a second electric push rod fixedly installed at the bottom of the inner cavity of the box body, and the output end of the second electric push rod being rotationally connected to the top of the inner cavity of the branch pipe.

[0016] Illustratively, the loading assembly comprises a fixed plate fixedly installed at the outer side of the branch pipe, and a reinforcing plate fixedly installed between the fixed plate and the branch pipe.

[0017] Illustratively, the limiting assembly comprises a placing seat threaded to the top of the fixed plate, an outer cover fixedly installed at the outer side of the placing seat, a placing groove formed at the top of the placing seat, and a taking and placing gap formed at both sides of the placing seat.

[0018] The abutting assembly comprises a screw threadedly connected to the back of the placing seat, and a push plate rotationally connected to the end of the screw.

[0019] A batch tin planting method for electronic component production comprises the following steps:

[0020] S1, loading and fixing of the electronic components to be planted with tin, taking the electronic components to be planted with tin, placing the components one by one into the placing groove at the top of the placing seat through the taking and placing gap at both sides of the placing seat in the bearing mechanism, ensuring that the component pins are upward and tightly fitted with the inner wall of the placing groove to avoid shaking, rotating the screw at the back of the placing seat, and translating the push plate rotationally connected to the end of the screw towards the components until the push plate abuts against the side of the components to realize the limiting and fixing of the components, at this time, the outer cover at the outer side of the placing seat forms a circumferential protection, and the outer cover is matched with the edge of the screen frame of the tin scraping mechanism.

[0021] S2, the positioning adjustment of the tin planting station, starting the rotating assembly of the conversion mechanism, starting the motor, the motor output shaft drives the shaft rod to rotate around the rotating support at the top of the inner cavity of the box, the gear fixed outside the shaft rod rotates synchronously, driving the gear sleeve meshing with it to rotate, and then driving the support pipe fixed on the inner side wall of the gear sleeve and the bearing mechanism outside the support pipe to rotate synchronously, until the bearing mechanism reaches the initial tin planting station, starting the pushing assembly of the conversion mechanism: starting the second electric push rod, the output end of the second electric push rod pushes the top of the inner cavity of the support pipe, drives the support pipe and the bearing mechanism to ascend and descend along the vertical direction, adjusts the height of the component on the top of the placing seat, and makes the component pin accurately aligned with the bottom of the screen frame of the tin scraping mechanism, so that the tin planting position is calibrated.

[0022] S3, batch tin planting operation, tin material is sent to the surface of the screen frame through the tin sending pipe group fixed on one side of the vertical plate in the tin scraping mechanism, so that the tin material uniformly covers the tin planting hole area on the screen frame, the electric sliding table is started, the electric sliding table drives the vertical plate and the scraper at the bottom of the vertical plate to ascend and descend, so that the bottom of the scraper is attached to the surface of the screen frame to achieve the best tin scraping pressure, the first electric push rod is started, the output end of the first electric push rod drives the mounting frame and the vertical plate and the scraper connected with the mounting frame to move stably along the pushing direction of the first electric push rod, the scraper scrapes the tin material on the surface of the screen frame, so that the tin material is evenly attached to the pins of the electronic components below through the tin planting holes of the screen frame, and the single batch tin planting is completed.

[0023] S4, multi-station continuous tin planting and finished product taking out, after the single tin planting is completed, the first electric push rod drives the mounting frame and the scraper to reset, the electric sliding table drives the scraper to ascend and separate from the screen frame, the motor is started again, the support pipe is driven to rotate through the transmission of the gear and the gear sleeve, the next group of bearing mechanisms loaded with electronic components to be planted are rotated to the tin planting station, the height adjustment of step S and the tin planting operation of step S are repeated, the continuous batch tin planting of multiple groups of electronic components is realized, after all the electronic components are planted, the push plate is separated from the electronic components by reversing the screw rod, the electronic components planted are taken out from the placing groove through the taking and placing gap, and the whole batch tin planting process is completed.

[0024] Compared with the prior art, the beneficial effects of the present application are:

[0025] Through the cooperation between the conversion mechanism and the bearing mechanism, the present application realizes accurate fixing of the electronic components, improves the tin planting quality, utilizes the rotating assembly and the pushing assembly of the conversion mechanism to realize automatic conversion and height calibration of multiple stations, through the design of multiple continuous operations, the waiting time for feeding and discharging is greatly reduced, the batch tin planting efficiency is significantly improved, and the present application is suitable for large-scale electronic component production scenes, the conversion mechanism is mainly used for height adjustment and station rotating conversion of the electronic components fixed on the fixture during the tin planting process, and the bearing mechanism is used for directly placing and fixing the fixture loaded with the electronic components and is used for being driven to ascend to the tin planting position for operation.

[0026] Other features and advantages of the present application will be set forth in the description that follows, and in part will be apparent from the description, or can be learned by practice of the application. The purposes and other advantages of the application will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 It is a schematic diagram of the structure of the present application;

[0028] Figure 2 It is a schematic diagram of the structure of the present application;

[0029] Figure 3 It is a schematic diagram of the structure of the present application;

[0030] Figure 4 It is a schematic diagram of the structure of the present application;

[0031] Figure 5 It is a schematic diagram of the structure of the present application;

[0032] Figure 6 It is a schematic diagram of the structure of the present application.

[0033] In the figure: 1, box; 2, tin scraping mechanism; 21, support; 22, positioning block; 23, silk screen frame; 24, connecting plate; 25, electric sliding table; 26, mounting frame; 27, scraper; 28, tin feeding pipe group; 29, first electric push rod; 3, conversion mechanism; 31, motor; 32, shaft; 33, gear; 34, gear sleeve; 35, branch pipe; 36, second electric push rod; 4, bearing mechanism; 41, fixed plate; 42, placing seat; 43, outer shutter; 44, placing groove; 45, taking and placing opening; 46, screw rod; 47, push plate; 48, reinforcing plate. DETAILED DESCRIPTION

[0034] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the present application.

[0035] The present application provides a batch tin planting device for electronic component production, comprising a box 1:

[0036] One end of the top of the box 1 is provided with a tin scraping mechanism 2 for tin planting, the inside of the box 1 is provided with a conversion mechanism 3 for adjusting the position of the tin planting carrier, and the top of the outside of the conversion mechanism 3 is provided with a bearing mechanism 4 for loading the tin planting parts;

[0037] The tin scraping mechanism 2 comprises a supporting assembly arranged at one end of the top of the box body 1, and a moving assembly and a scraping assembly connected with the moving assembly are arranged at the top of the supporting assembly.

[0038] The conversion mechanism 3 comprises a rotating assembly arranged in the inner cavity of the box body 1, and a transmission assembly and a pushing assembly connected with the transmission assembly are arranged at one side of the rotating assembly.

[0039] The bearing mechanism 4 comprises a bearing assembly arranged at the top of the outer side of the pushing assembly and a limiting assembly connected with the bearing assembly, and a pressing assembly is arranged in the limiting assembly.

[0040] Preferably:

[0041] As shown in Figure 2 , the supporting assembly comprises a support 21 fixedly installed at one end of the top of the box body 1, and a connecting plate 24 is fixedly installed at one side of the support 21, which facilitates the supporting operation and stable work of the connected components.

[0042] Further:

[0043] As shown in Figure 2 , the moving assembly comprises an electric sliding table 25 fixedly installed at the top of the connecting plate 24, and a mounting bracket 26 and a first electric push rod 29 fixedly installed at the top of the mounting bracket 26 are fixedly installed at the moving end of the electric sliding table 25, and a positioning block 22 and a wire mesh frame 23 matched with the positioning block 22 are fixedly installed at the top of the support 21, so that the actual height can be adjusted according to the needs, and the tin scraping position can be adjusted by pushing and pulling, so as to complete the tin scraping operation.

[0044] Among them;

[0045] As shown in Figure 2 , the scraping assembly comprises a vertical plate fixedly installed at the output end of the first electric push rod 29 and a scraping plate 27 fixedly installed at the bottom of the vertical plate, and a tin pipe group 28 is fixedly installed at one side of the vertical plate, which can be used for uniformly placing tin materials and waiting for subsequent scraping operation.

[0046] It is worth mentioning that:

[0047] As shown in Figure 4 , the rotating assembly comprises a motor 31 fixedly installed at the bottom of the inner cavity of the box body 1, and a shaft 32 rotatably connected with the top of the inner cavity of the box body 1 is key-connected with the output shaft of the motor 31, which can output power when the working position is changed.

[0048] Among them:

[0049] As shown in Figure 4 , the transmission assembly comprises a gear 33 fixedly installed at the outer side of the shaft 32, and a gear sleeve 34 is engaged at one side of the gear 33, and the rotation operation is completed by the engagement.

[0050] In addition:

[0051] As shown in Figure 4 and 5 , the pushing assembly includes a branch pipe 35 fixedly installed on the inner side wall of the tooth sleeve 34, and a second electric push rod 36 fixedly installed at the bottom of the inner cavity of the box body 1, and the output end of the second electric push rod 36 is rotationally connected to the top of the inner cavity of the branch pipe 35, and under the action of pushing and pulling force, the required height can be adjusted.

[0052] Further:

[0053] As shown in Figure 4 , the loading assembly includes a fixed plate 41 fixedly installed on the outer side of the branch pipe 35, and a reinforcing plate 48 fixedly installed between the fixed plate 41 and the branch pipe 35, which supports the jig and the electronic components in the jig.

[0054] Finally:

[0055] As shown in Figure 4 , the limiting assembly includes a placing seat 42 bolted to the top of the fixed plate 41, an outer shutter 43 fixedly installed on the outer side of the placing seat 42, a placing groove 44 opened at the top of the placing seat 42, and a taking and placing gap 45 opened at both sides of the placing seat 42, which facilitates taking and placing and also adapts after placing.

[0056] The abutting assembly includes a screw rod 46 threadedly connected to the back of the placing seat 42 and a push plate 47 rotationally connected to the end of the screw rod 46, which realizes lateral abutting and fixing according to the screw thread extension, thereby stably performing the tin planting operation.

[0057] When planting tin, the jig with the electronic components fixed therein is taken out through the taking and placing gap 45, and then placed in the placing groove 44, and then the screw rod 46 is rotated clockwise to extend the screw thread to push the push plate 47 to abut and fix the jig with the electronic components, at this time the placing is completed, the remaining stations are placed in turn as described above, after the placing is completed, the tin planting operation is performed, the tin planting contact abutting operation is performed, then the completed material is taken out, and the electronic components not planted with tin are placed again in the above manner, and the operation is repeated.

[0058] During the tin planting process, the motor 31 drives the shaft 32 to rotate and engage the gear 33 to rotate the tooth sleeve 34 and drive the branch pipe 35 to rotate, and then the top, i.e. the above-mentioned placing seat 42, is located directly below the silk screen frame 23, and then the second electric push rod 36 is started to push the branch pipe 35 and the placing seat 42 to adhere to the bottom of the silk screen frame 23 for tin planting.

[0059] As described above, the synchronous operation is realized by feeding the tin material into the tin feeding pipe group 28 through the external feeding device to make it fall inside the screen frame 23. This process needs to start the electric sliding table 25 in advance to indirectly drive the tin feeding pipe group 28 to the position shown in the figure, and then the feeding is carried out, and then the first electric push rod 29 is started to push the vertical plate and drive the scraper 27 to move horizontally to complete the tin material scraping, thereby completing the tin planting operation.

[0060] A batch tin planting method for electronic component production, comprising the following steps:

[0061] S1, loading and fixing of the electronic components to be planted with tin, taking the electronic components to be planted with tin, placing the components one by one into the placing slots 44 on the top of the placing seat 42 through the taking and placing apertures 45 on both sides of the placing seat 42, ensuring that the component pins are upward and closely fit with the inner wall of the placing slots 44 to avoid shaking, rotating the screw rod 46 on the back of the placing seat 42, the screw rod 46 pushes the end of the push plate 47 connected by rotation to translate towards the components, until the push plate 47 is tightly pressed against the side of the components, realizing the limiting and fixing of the components, at this time, the outer shielding plate 43 outside the placing seat 42 forms a circumferential protection, and the outer shielding plate 43 is matched with the edge of the screen frame 23 of the tin scraping mechanism 2;

[0062] S2, positioning and adjusting of the tin planting station, starting the rotating assembly of the conversion mechanism 3, starting the motor 31, the output shaft of the motor 31 drives the shaft rod 32 to rotate around the rotating support point on the top of the inner cavity of the box 1, the gear 33 fixed outside the shaft rod 32 rotates synchronously, driving the gear sleeve 34 engaged therewith to rotate, and further driving the support pipe 35 fixed on the inner side wall of the gear sleeve 34 and the bearing mechanism 4 outside the support pipe 35 to rotate synchronously, until the bearing mechanism 4 reaches the initial tin planting station, starting the pushing assembly of the conversion mechanism 3: starting the second electric push rod 36, the output end of the second electric push rod 36 pushes the top of the inner cavity of the support pipe 35, driving the support pipe 35 and the bearing mechanism 4 to ascend and descend along the vertical direction, adjusting the height of the components on the top of the placing seat 42, making the component pins accurately aligned with the bottom of the screen frame 23 of the tin scraping mechanism 2, completing the tin planting position calibration;

[0063] S3, batch tin planting operation, feeding tin material to the surface of the screen frame 23 through the tin feeding pipe group 28 fixed on one side of the vertical plate in the tin scraping mechanism 2, ensuring that the tin material uniformly covers the tin planting hole area on the screen frame 23, starting the electric sliding table 25, the electric sliding table 25 drives the vertical plate and the scraper 27 at the bottom of the vertical plate to ascend and descend, making the bottom of the scraper 27 closely fit with the surface of the screen frame 23 to achieve the best tin scraping pressure, starting the first electric push rod 29, the output end of the first electric push rod 29 drives the mounting bracket 26 and the vertical plate and the scraper 27 connected with the mounting bracket 26 to move smoothly along the length direction of the connecting plate 24, the scraper 27 scrapes the tin material on the surface of the screen frame 23, making the tin material uniformly adhere to the pins of the electronic components below through the tin planting holes of the screen frame 23, completing the single batch tin planting.

[0064] S4, multi-station continuous tin planting and finished product taking out, after the completion of single tin planting, the first electric push rod 29 drives the installation frame 26 and the scraper 27 to reset, the electric sliding table 25 drives the scraper 27 to rise and separate from the wire mesh frame 23, the motor 31 is started again, rotates the branch pipe 35 through the transmission of the gear 33 and the gear sleeve 34, rotates the next group of loaded device carrying mechanism 4 to the tin planting station, repeats the height adjustment of step S2 and the tin planting operation of step S3, realizes the continuous batch tin planting of multiple groups of devices, after the completion of tin planting of all devices, reversely rotates the screw rod 46, separates the push plate 47 from the device, takes out the tin-planted device from the placing groove 44 through the taking and placing gap 45, and completes the entire batch tin planting process.

[0065] Although embodiments of the present application have been shown and described, it is to be understood that various modifications, substitutions, replacements and changes can be made to these embodiments without departing from the principles and spirit of the present application, the scope of the present application being defined by the appended claims and their equivalents.

Claims

1. A batch soldering device for the production of electronic components, characterized in that, Including the enclosure (1): The top end of the box (1) is provided with a tin scraping mechanism (2) for tin plating, the inside of the box (1) is provided with a conversion mechanism (3) for adjusting the position of the tin plating carrier, and the top of the outside of the conversion mechanism (3) is provided with a bearing mechanism (4) for placing the tin plating component. The tin scraping mechanism (2) includes a support component disposed at one end of the top of the housing (1), and a moving component and a scraping component connected to the moving component are disposed on the top of the support component. The conversion mechanism (3) includes a rotating component disposed inside the housing (1), and a transmission component and a pushing component connected to the transmission component are disposed on one side of the rotating component; The carrying mechanism (4) includes a loading component disposed on the top of the outer side of the pushing component and a limiting component connected to the loading component, wherein a clamping component is disposed inside the limiting component.

2. The batch soldering device for electronic component production according to claim 1, characterized in that: The support assembly includes a bracket (21) fixedly installed at one end of the top of the housing (1), and a connecting plate (24) is fixedly installed on one side of the bracket (21).

3. The batch soldering device for electronic component production according to claim 2, characterized in that: The moving component includes an electric slide (25) fixedly installed on the top of the connecting plate (24). The moving end of the electric slide (25) is fixedly installed with a mounting bracket (26) and a first electric push rod (29) fixed to the top of the mounting bracket (26). The top of the bracket (21) is fixedly installed with a positioning block (22) and a wire mesh frame (23) adapted to the positioning block (22).

4. The batch soldering device for electronic component production according to claim 3, characterized in that: The leveling assembly includes a vertical plate fixedly installed at the output end of the first electric push rod (29) and a scraper (27) fixed to the bottom of the vertical plate. A solder feeding tube assembly (28) is fixedly installed on one side of the vertical plate.

5. The batch soldering device for electronic component production according to claim 1, characterized in that: The rotating assembly includes a motor (31) fixedly installed at the bottom of the inner cavity of the housing (1), and the output shaft of the motor (31) is keyed to a shaft (32) that is rotatably connected to the top of the inner cavity of the housing (1).

6. The batch soldering device for electronic component production according to claim 5, characterized in that: The transmission assembly includes a gear (33) fixedly mounted on the outside of the shaft (32), and a gear sleeve (34) meshes with one side of the gear (33).

7. The batch soldering device for electronic component production according to claim 6, characterized in that: The pushing assembly includes a branch pipe (35) fixedly installed on the inner wall of the toothed sleeve (34), and a second electric push rod (36) is fixedly installed at the bottom of the inner cavity of the box (1). The output end of the second electric push rod (36) is rotatably connected to the top of the inner cavity of the branch pipe (35).

8. The batch soldering device for electronic component production according to claim 7, characterized in that: The loading assembly includes a fixing plate (41) fixedly installed on the outside of the branch pipe (35), and a reinforcing plate (48) is fixedly installed between the fixing plate (41) and the branch pipe (35).

9. A batch soldering device for electronic component production according to claim 1, characterized in that: The limiting component includes a placement seat (42) bolted to the top of the fixing plate (41), an outer cover plate (43) is fixedly installed on the outside of the placement seat (42), a placement groove (44) is opened on the top of the placement seat (42), and a pick-up and put-out notch (45) is opened on both sides of the placement seat (42). The clamping assembly includes a screw (46) threaded to the back of the placement seat (42) and a push plate (47) rotatably connected to the end of the screw (46).

10. A method for batch soldering in the production of electronic components, applied to the batch soldering apparatus for the production of electronic components as described in any one of claims 1-9, characterized in that, Includes the following steps: S1, Loading and fixing of the components to be soldered: Take the electronic components to be soldered and place them one by one into the placement slot (44) at the top of the placement seat (42) through the pick-and-place notches (45) on both sides of the placement seat (42) in the bearing mechanism (4). Ensure that the pins of the components are facing upward and are tightly attached to the inner wall of the placement slot (44) to avoid shaking. Rotate the screw (46) on the back of the placement seat (42). The screw (46) pushes the push plate (47) connected to the end to move towards the component until the push plate (47) is pressed against the side of the component to achieve the limiting and fixing of the component. At this time, the outer cover plate (43) on the outside of the placement seat (42) forms circumferential protection, and the outer cover plate (43) matches the edge of the wire mesh frame (23) of the solder scraping mechanism (2). S2, the positioning adjustment of the soldering station, start the rotating component of the conversion mechanism (3), turn on the motor (31), the output shaft of the motor (31) drives the shaft (32) to rotate around the rotation fulcrum at the top of the inner cavity of the box (1), the gear (33) fixed on the outside of the shaft (32) rotates synchronously, driving the gear sleeve (34) meshing with it to rotate, thereby driving the branch pipe (35) fixed on the inner wall of the gear sleeve (34) and the bearing mechanism (4) on the outside of the branch pipe (35) to rotate synchronously until the bearing mechanism (4) reaches the initial soldering station, start the pushing component of the conversion mechanism (3): turn on the second electric push rod (36), the output end of the second electric push rod (36) pushes the top of the inner cavity of the branch pipe (35), driving the branch pipe (35) and the bearing mechanism (4) to rise and fall in the vertical direction, adjust the height of the components at the top of the placement seat (42), so that the component pins are precisely aligned with the bottom of the screen frame (23) of the soldering mechanism (2), and complete the soldering position calibration; S3, Batch soldering operation: Solder material is fed to the surface of the screen frame (23) through the solder feeding tube group (28) fixed on one side of the vertical plate in the solder scraping mechanism (2), ensuring that the solder material evenly covers the soldering hole area on the screen frame (23). The electric slide (25) is started, and the electric slide (25) drives the vertical plate and the scraper (27) at the bottom of the vertical plate to rise and fall, so that the bottom of the scraper (27) is in contact with the surface of the screen frame (23) to achieve the best solder scraping pressure. The first electric push rod (29) is started, and the output end of the first electric push rod (29) drives the mounting bracket (26) and the vertical plate and scraper (27) connected to the mounting bracket (26) to move smoothly along the pushing direction of the first electric push rod (29). The scraper (27) scrapes the solder material on the surface of the screen frame (23) so that the solder material is evenly attached to the pins of the electronic components below through the soldering holes of the screen frame (23), completing a single batch soldering operation. S4, Multi-station continuous soldering and finished product removal. After a single soldering operation is completed, the first electric push rod (29) drives the mounting frame (26) and scraper (27) to reset. The electric slide (25) drives the scraper (27) to rise and detach from the wire mesh frame (23). The motor (31) starts again and drives the branch pipe (35) to rotate through the transmission of the gear (33) and the gear sleeve (34). The next set of load-bearing mechanisms (4) loaded with soldering components is rotated to the soldering station. The height adjustment in step S2 and the soldering operation in step S3 are repeated to realize continuous batch soldering of multiple sets of components. After all components are soldered, the screw (46) is rotated in the opposite direction to separate the push plate (47) from the components. The soldered components are taken out from the placement slot (44) through the pick-and-place notch (45) to complete the entire batch soldering process.

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