A double-station golden finger cleaning device

CN224894986UActive Publication Date: 2026-10-27REGENT ELECTRONICS HEFEI CO LTD
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Patent Information

Application Number
CN202522247450.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-10-24
Publication Date
2026-10-27
Estimated Expiration
2035-10-24

AI Technical Summary

Technical Problem

随着电子行业对生产效率要求持续提升,现有擦拭方法难以满足需求

Benefits of technology

[0024]通过双搬运模组、双产品定位机构和双擦拭模组的配合设计,能够同时搬运、定位和擦拭两组产品,提高了工作效率;此外,金手指清洁机构中的双擦拭模组共用同一个X轴横移模组,能够同步横移,同时完成两组产品的擦拭动作,简化了设备结构。整个清洁过程全自动化作业,无需专人操作,成本低且运行稳定。

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Abstract

This application provides a dual-station gold finger cleaning device, including a tray feeding mechanism, a product handling mechanism, two product positioning mechanisms, and a gold finger cleaning mechanism. Through the coordinated design of the dual handling modules, dual product positioning mechanisms, and dual wiping modules, it can simultaneously handle, position, and wipe two sets of products, improving work efficiency. Furthermore, the dual wiping modules in the gold finger cleaning mechanism share the same X-axis transverse movement module, enabling synchronous transverse movement and simultaneous wiping of both sets of products, simplifying the equipment structure. The entire cleaning process is fully automated, requiring no dedicated personnel, and is low-cost and stable in operation.
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Description

Technical Field

[0001] This utility model relates to the field of automation equipment technology, specifically to a dual-station gold finger cleaning device applied in the SMT industry. Background Technology

[0002] The gold fingers on the edge of the PCB circuit board are key connection components used to insert into the slot to achieve electrical connection. Their metal surfaces are usually plated with high-hardness nickel and high-purity gold to ensure connection performance.

[0003] Existing methods for cleaning and wiping gold fingers have significant drawbacks. Traditional manual wiping methods are inefficient, difficult to control wiping force, and prone to leaving oil and sludge residue, resulting in inconsistent cleaning quality. Existing automated cleaning equipment also operates on individual PCB boards one by one through a single wiping mechanism, which has efficiency limitations. As the electronics industry continues to demand higher production efficiency, existing wiping methods are insufficient to meet the requirements.

[0004] Therefore, how to overcome the shortcomings of the existing technology mentioned above has become the subject of this utility model. Utility Model Content

[0005] The purpose of this invention is to provide a more efficient dual-station gold finger cleaning device.

[0006] To achieve the above objectives, the present invention provides a dual-station gold finger cleaning device, comprising:

[0007] The tray feeding mechanism is set along the X direction and is used to convey trays containing products to be cleaned for gold fingers.

[0008] The product handling mechanism includes an X-axis module, a Y-axis module, and two handling modules. The X-axis module is drivenly connected to the Y-axis module, and the two handling modules are drivenly connected to the X-axis module in parallel. Each handling module includes a rotating mechanism and multiple suction components. The multiple suction components are connected to the drive end of the rotating mechanism, and each suction component includes a lifting cylinder and a vacuum suction cup connected to the drive end of the lifting cylinder.

[0009] Two product positioning mechanisms are arranged in parallel. Each product positioning mechanism includes a product carrier platform, a moving module, and a product positioning module. The product carrier platform is disposed on the moving module. The moving module drives the product carrier platform to move in the Y direction. At least one product fixing station is provided on the product carrier platform. The product positioning module is used to fix the product at the product fixing station.

[0010] The gold finger cleaning mechanism includes an X-axis traverse module and two wiping modules. The two wiping modules are connected side-by-side to the X-axis traverse module. Each wiping module includes a Z-axis lifting module and a wiping assembly connected to the Z-axis lifting module. The wiping assembly includes a feed tray, a waste tray, a guide wheel assembly, and a wiping head. A wiping cleaning cloth is led out from the feed tray. The wiping cleaning cloth is guided by the guide wheel assembly, passes around the wiping head, and is then fed into the waste tray.

[0011] In the above solution, the design of dual handling modules, dual product positioning mechanisms and dual wiping modules can simultaneously handle, position and wipe two sets of products, improving work efficiency; the dual wiping modules share the same X-axis transverse module, which can move synchronously and complete the wiping action of two sets of products at the same time, simplifying the equipment structure.

[0012] A further technical solution includes a product positioning module comprising a lateral positioning component and a lifting and pressing component. The lateral positioning component includes a product positioning push block and a pushing cylinder. The product positioning push block is disposed on the side of the product fixing station and is connected to the pushing cylinder, and can move closer to or further away from the product fixing station in the horizontal direction. The lifting and pressing component includes a pressing cylinder, a mounting beam, and a pressing block. The pressing cylinder is disposed on both sides of the product support platform. The mounting beam is connected to the telescopic end of the pressing cylinder. The pressing block is connected to the mounting beam and can move closer to or further away from the product fixing station in the vertical direction under the action of the pressing cylinder.

[0013] In the above solution, the product positioning module achieves product positioning through a lateral positioning component and fixes the product position through a lifting and pressing component, preventing movement during wiping and ensuring the stability and accuracy of the wiping action.

[0014] A further technical solution includes a movable hole on the product support platform, a lifting platform below the product support platform, a sliding platform on the lifting platform, the sliding platform being slidably connected to the lifting platform, a push cylinder being mounted on the lifting platform, its telescopic end being connected to the sliding platform, a slide rail, a slider, and a fixed column being mounted on the sliding platform, the slider being connected to the slide rail, one end of the slider being connected to the fixed column via a spring, the upper end of the product positioning push block passing through the movable hole of the product support platform, and the lower end of the product positioning push block being connected to the slider.

[0015] In the above solution, by setting up a lifting platform, the product positioning pusher can be driven to descend after positioning, so that the product positioning pusher will not obstruct the movement of the wiping head during wiping. By setting up a slide rail and slider structure, and connecting one end of the slider to the fixed column by a spring, the product positioning pusher is buffered, preventing the product positioning pusher from crushing the product.

[0016] In a further technical solution, an elastic buffer is provided between the pressure block and the mounting beam of the lifting and clamping assembly. Similarly, the elastic buffer between the pressure block and the mounting beam prevents damage to the product during downward pressure.

[0017] A further technical solution includes an X-axis positioning block, which is fixedly mounted on the product carrier and located at both ends of the product fixing station in the X direction. By setting the X-axis positioning block, the product can be positioned in the X direction, preventing the product from moving in the X direction during the wiping process.

[0018] A further technical solution involves providing multiple product fixing stations on the product carrier platform, with at least two product fixing stations arranged in a row along the X direction. This design allows for coordination with the gold finger cleaning mechanism, enabling the wiping module to wipe multiple products simultaneously while moving and wiping in the X direction, thus simplifying the motion path.

[0019] A further technical solution involves providing four product fixing stations on the product carrier platform, with two product fixing stations arranged in a row along the X direction, for a total of two rows. Each transport module includes four suction components, wherein the first and third suction components move up and down synchronously, and the second and fourth suction components move up and down synchronously. The distance between two adjacent rows of product fixing stations on the product carrier platform is equal to the distance between the first and third suction components of the transport module. With this design, the transport module can pick up four products at a time, and placing the products on the product carrier platform requires only two placement actions, placing two products each time, and placing them precisely on the corresponding product fixing stations.

[0020] A further technical solution involves a wiping head comprising a wiping pressure head and two guide rollers. The wiping pressure head is connected to the lowermost end of the wiping head, and the guide rollers are fixedly mounted on the wiping head through oblong holes. The two guide rollers are located on either side above the wiping pressure head. By adjusting the position of the guide rollers, the tension of the wiping cleaning cloth can be easily adjusted.

[0021] A further technical solution includes an alcohol delivery component for the gold finger cleaning mechanism. This component comprises an alcohol tank, delivery pipelines, and a supply pump. The alcohol in the tank is pumped by the supply pump and delivered through the pipelines to the cleaning cloths of the two wiping heads. This dual-channel, metered supply of alcohol avoids the risk of excessive alcohol seepage.

[0022] A further technical solution involves providing an alcohol spray head at the end of the transmission pipeline. This alcohol spray head is fixedly positioned inside the wiping head and above the guide roller and wiping pressure head. This structure ensures that the alcohol is accurately sprayed onto the cleaning cloth near the wiping head.

[0023] The dual-station gold finger cleaning equipment provided in this application has the following technical advantages compared to the prior art:

[0024] The design, featuring dual conveying modules, dual product positioning mechanisms, and dual wiping modules, enables simultaneous conveying, positioning, and wiping of two sets of products, improving work efficiency. Furthermore, the dual wiping modules in the gold-finger cleaning mechanism share the same X-axis transverse module, allowing for synchronous transverse movement and simultaneous wiping of both sets of products, simplifying the equipment structure. The entire cleaning process is fully automated, requiring no dedicated personnel, and is cost-effective and stable in operation. Attached Figure Description

[0025] Appendix Figure 1 This is a three-dimensional structural view of the entire machine in the embodiment of this utility model;

[0026] Appendix Figure 2 This is a top view of the overall structure of the device in this embodiment of the present invention;

[0027] Appendix Figure 3 This is a three-dimensional structural diagram of the product handling mechanism in an embodiment of this utility model;

[0028] Appendix Figure 4 This is a three-dimensional structural diagram of the product positioning mechanism in the embodiments of this utility model;

[0029] Appendix Figure 5 This is a three-dimensional structural diagram of the gold finger cleaning mechanism in an embodiment of this utility model;

[0030] Appendix Figure 6 This is a partial structural diagram of the wiping head in an embodiment of the present invention;

[0031] In the attached diagrams: 1-Pan feeding mechanism; 2-Product handling mechanism; 21-X-axis module; 22-Y-axis module; 23-Handling module; 231-Rotation mechanism; 232-Suction assembly; 233-Lifting cylinder; 234-Vacuum suction cup; 3-Product positioning mechanism; 31-Product support platform; 311-Moving hole; 312-Lifting platform; 313-Sliding platform; 314-Slide rail; 32-Moving module; 331-Product positioning push block; 332- 333 - Push cylinder; 334 - Pressing cylinder; 335 - Pressing block; 336 - X-axis positioning block; 34 - Product fixing station; 4 - Gold finger cleaning mechanism; 41 - X-axis transverse module; 42 - Wiping module; 421 - Z-axis lifting module; 422 - Feeding tray; 423 - Waste tray; 424 - Guide wheel assembly; 425 - Wiping head; 51 - Wiping pressure head; 52 - Guide roller; 53 - Waist-shaped hole; 61 - Alcohol tank; 62 - Alcohol spray head. Detailed Implementation

[0032] The technical solutions of the embodiments of this application will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of this application, and not all of the embodiments. Based on the embodiments of this application, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the scope of protection of this application.

[0033] The terms "first," "second," etc., used in this article do not specifically refer to order or sequence, nor are they intended to limit this case; they are merely used to distinguish components or operations described using the same technical terms.

[0034] The terms "connection" or "positioning" as used in this article can refer to two or more components or devices making direct physical contact with each other, or making indirect physical contact with each other, or to two or more components or devices operating or moving with each other.

[0035] The terms “include,” “including,” and “have” used in this article are all open-ended, meaning they include but are not limited to.

[0036] The terms “front,” “back,” “up,” “down,” “left,” and “right” used in this article are directional terms. In this case, they are only used to describe the positional relationship between the structures and are not intended to limit the specific direction of the protection scheme or its actual implementation.

[0037] See appendix Figure 1 and attached Figure 2This embodiment provides a dual-station gold finger cleaning device, including a tray feeding mechanism 1, a product handling mechanism 2, two product positioning mechanisms 3, and a gold finger cleaning mechanism 4. The tray loaded with PCB boards containing gold fingers to be cleaned is fed in by the tray feeding mechanism 1, the product handling mechanism 2 moves the PCB boards onto the product positioning mechanisms 3, and then the gold finger cleaning mechanism 4 performs the cleaning.

[0038] Among them, the material tray feeding mechanism 1 along Figure 1 The X-direction setting is shown in the diagram. The tray feeding mechanism 1 can adopt a belt conveyor structure, combined with a positioning cylinder and a side-push calibration module to achieve precise positioning of the tray. When the tray is conveyed to the target position, the photoelectric sensor is triggered, then the belt line stops, and the side-push calibration module clamps the tray from the side. The tray feeding mechanism 1 is a conventional structure, so it will not be described in detail.

[0039] like Figure 3 As shown, the product handling mechanism 2 includes an X-axis module 21, a Y-axis module 22, and two handling modules 23. The X-axis module 21 is drivenly connected to the Y-axis module 22, and the two handling modules 23 are drivenly connected in parallel to the X-axis module 21. Thus, the X-axis module 21 and the Y-axis module 22 can drive the two handling modules 23 to move in the horizontal plane. In this embodiment, the two handling modules 23 are independently driven by the X-axis module 21, allowing them to move closer or further apart. During material handling, the two handling modules 23 are close together, synchronously picking up materials from the same tray. During material unloading, the two handling modules 23 separate, placing the products onto their respective product positioning mechanisms 3.

[0040] Each handling module 23 includes a rotating mechanism 231 and multiple suction components 232. The rotating mechanism 231 may consist of components such as a rotary motor and bearings. Multiple suction components 232 are connected to the drive end of the rotating mechanism 231. Each suction component 232 includes a lifting cylinder 233 and a vacuum suction cup 234 connected to the drive end of the lifting cylinder 233. Driven by the rotating mechanism 231, the suction components 232 can rotate as needed. For example, if a PCB board on a tray is placed along the Y direction, but needs to be placed along the X direction when placed on the product positioning mechanism 3, then during the handling process, the rotating mechanism 231 drives the suction components 232 to rotate 90°. The lifting cylinder 233 drives the vacuum suction cup 234 to rise and fall, realizing the suction and placement actions. It is easy to understand that the vacuum suction cup 234 can be connected to a vacuum source through a pipeline and its on / off state can be controlled by a valve.

[0041] This equipment has two product positioning mechanisms 3 arranged in parallel, such as Figure 4As shown, each product positioning mechanism 3 includes a product support platform 31, a moving module 32, and a product positioning module. The product support platform 31 is mounted on the moving module 32, and the moving module 32 drives the product support platform 31 to move in the Y direction, thereby moving it into or out of the area below the gold finger cleaning mechanism 4. In this embodiment, the moving module 32 adopts a slide rail 314 and a lead screw structure. A motor (not shown in the figure) drives the lead screw to rotate, thereby moving the product support platform 31.

[0042] The product carrier platform 31 is provided with at least one product fixing station 34. The number of product fixing stations 34 can be designed as needed. In this embodiment, each tray contains 8 PCB boards, so each product carrier platform 31 is provided with four product fixing stations 34. The product positioning module is used to fix the product on the product fixing station 34 to prevent the product from moving during the cleaning and wiping process.

[0043] like Figure 5 As shown, the gold finger cleaning mechanism 4 includes an X-axis transverse module 41 and two wiping modules 42. The two wiping modules 42 are connected side by side to the X-axis transverse module 41. The distance between the two wiping modules 42 is fixed and equal to the distance between the two product positioning mechanisms 3. The two wiping modules 42 move synchronously during wiping.

[0044] Each wiping module 42 includes a Z-axis lifting module 421 and a wiping assembly connected to the Z-axis lifting module 421. The wiping assembly includes a feed tray 422, a waste tray 423, a guide wheel assembly 424, and a wiping head 425. The feed tray 422 is wrapped with a wiping cleaning cloth. The guide wheel assembly 424 is used to ensure that the wiping cleaning cloth is taut. The wiping cleaning cloth is drawn out from the feed tray 422, passes around the wiping head 425 under the guidance of the guide wheel assembly 424, and is then fed into the waste tray 423 for recycling.

[0045] This equipment, through the coordinated design of two handling modules 23, two product positioning mechanisms 3, and two wiping modules 42, can simultaneously handle, position, and wipe two sets of products, thus improving work efficiency. The two handling modules 23 share the same set of X-axis modules 21 and Y-axis modules 22, and the two wiping modules 42 share the same X-axis transverse module 41, which simplifies the equipment structure.

[0046] See Figure 4The product positioning module specifically includes a lateral positioning component and a lifting and pressing component. The lateral positioning component includes a product positioning push block 331 and a pushing cylinder 332. The product positioning push block 331 is located on the side of the product fixing station 34 and is connected to the pushing cylinder 332, and can move closer to or further away from the product fixing station 34 in the horizontal direction. When the PCB board is placed on the product fixing station 34 on the product carrier platform 31, the pushing cylinder 332 pushes the product positioning push block 331 to complete the positioning of the product.

[0047] The lifting and pressing assembly includes a pressing cylinder 333, a mounting beam 334, and a pressing block 335. There are two pressing cylinders 333, located on both sides of the product support platform 31. The mounting beam 334 is connected to the telescopic end of the pressing cylinder 333, and the pressing block 335 is connected to the mounting beam 334. The pressing block 335 can move closer to or further away from the product fixing position 34 in the vertical direction under the action of the pressing cylinder 333, thereby pressing and fixing the product to prevent movement during wiping and ensuring the stability and accuracy of the wiping action.

[0048] To allow sufficient space for movement during the gold finger wiping process, the lateral positioning component can be designed as a liftable structure. After positioning, the lifting and pressing component presses down on the product, at which point the product positioning push block 331 can descend. In this embodiment, the product support platform 31 has an movable hole 311, and a lifting platform 312 is provided below the product support platform 31. A sliding platform 313 is provided on the lifting platform 312, and the sliding platform 313 is slidably connected to the lifting platform 312. The push cylinder 332 is provided on the lifting platform 312, and its telescopic end is connected to the sliding platform 313. The sliding platform 313 is provided with a slide rail 314, a slider (not shown in the figure), and a fixed column (not shown in the figure). The slider is connected to the slide rail 314, and one end of the slider is connected to the fixed column by a spring. The upper end of the product positioning push block 331 passes through the movable hole 311 of the product support platform 31, and the lower end of the product positioning push block 331 is connected to the slider. The lifting platform 312 can drive the product positioning pusher 331 to descend after positioning, so that the product positioning pusher 331 will not obstruct the movement of the wiping head 425 during wiping. By setting the slide rail 314 and the slider structure, and connecting one end of the slider to the fixed column by a spring, the product positioning pusher 331 is buffered to prevent it from crushing the product.

[0049] Similarly, an elastic buffer, such as a spring, can be provided between the pressure block 335 and the mounting beam 334 of the lifting and pressing assembly to prevent the product from being crushed when pressed down.

[0050] Preferably, the product positioning module further includes an X-direction positioning block 336, which is fixedly mounted on the product support platform 31 and located at both ends of the product fixing station 34 in the X direction. By setting the X-direction positioning block 336, the product can be positioned in the X direction, preventing the product from moving in the X direction during the wiping process.

[0051] In this embodiment, the product carrier platform 31 is provided with four product fixing stations 34, with two product fixing stations 34 arranged in a row in the X direction, for a total of two rows. With this design, it can cooperate with the gold finger cleaning mechanism 4. When the wiping module 42 moves and wipes in the X direction, it can wipe multiple products at once, simplifying the action path and improving wiping efficiency.

[0052] Accordingly, each transport module 23 includes four suction components 232, wherein the first and third suction components 232 and the second and fourth suction components 232 lift and lower synchronously. The distance between two adjacent rows of product fixed stations 34 on the product carrier platform 31 is equal to the distance between the first and third suction components 232 of the transport module 23 (and also equal to the distance between the second and fourth suction components 232). With this design, the transport module 23 can pick up four products at a time, and when placing products on the product carrier platform 31, only two placement actions are required, placing two products each time, and they can be placed exactly on the corresponding product fixed station 34, improving the efficiency of the operation.

[0053] See Figure 5 and Figure 6 The wiping head 425 includes a wiping pressure head 51 and two guide rollers 52. The wiping pressure head 51 is connected to the lowermost end of the wiping head 425, and the guide rollers 52 are fixedly mounted on the wiping head 425 through oblong holes 53. The two guide rollers 52 are located on both sides above the wiping pressure head 51. Thus, by adjusting the position of the guide rollers 52, the tension of the wiping cleaning cloth can be easily adjusted.

[0054] In addition, the Goldfinger cleaning mechanism 4 also includes an alcohol delivery assembly, which comprises an alcohol tank 61, delivery lines, and a supply pump (not shown in the figure). The alcohol in the tank 61 is pumped by the supply pump and delivered through the delivery lines to the cleaning cloths of the two wiping heads 425. This dual-channel, metered supply of alcohol avoids the risk of excessive alcohol consumption and potential seepage. Figure 6 As shown, an alcohol spray head 62 is provided at the end of the transmission pipeline. The alcohol spray head 62 is fixedly installed inside the wiping head 425 and located above the guide roller 52 and the wiping pressure head 51. This structure ensures that the alcohol is accurately sprayed onto the cleaning cloth near the wiping head 425.

[0055] The working process of this equipment is as follows: First, a tray containing 8 PCB boards flows from the front station into the tray feeding mechanism 1 of this equipment. After the tray is stopped and fixed, the two conveying modules 23 of the product conveying mechanism 2 pick up the PCB boards and place them on the product carrier platform 31 of the two product positioning mechanisms 3. Then, the lateral positioning component and the lifting and pressing component simultaneously perform positioning and pressing. Subsequently, the two product carrier platforms 31 move to the bottom of the gold finger cleaning mechanism 4, and the two wiping modules 42 descend simultaneously, so that the wiping head 425 maintains a set distance from the gold fingers. The liquid supply pump sprays alcohol simultaneously, and the wiping module 42 drives the wiping head 425 to complete the gold finger wiping according to the set path (the number of wiping times can be set). After wiping is completed, the two wiping modules 42 rise simultaneously, the two product positioning mechanisms 3 simultaneously move the products to the unloading position, and the two conveying modules 23 simultaneously pick up the cleaned products and move them back to the corresponding slot of the tray. Finally, the tray flows out of the equipment under the drive of the belt, completing one cleaning cycle. The equipment continues to run back and forth to achieve batch cleaning.

[0056] The above embodiments are only for illustrating the technical concept and features of this utility model, and are intended to enable those skilled in the art to understand the content of this utility model and implement it accordingly. They should not be construed as limiting the scope of protection of this utility model. All equivalent changes or modifications made in accordance with the spirit and essence of this utility model should be included within the scope of protection of this utility model.

Claims

1. A dual-station gold finger cleaning device, characterized in that, include: The tray feeding mechanism (1) is set along the X direction and is used to convey a tray containing gold finger products to be cleaned; The product handling mechanism (2) includes an X-axis module (21), a Y-axis module (22), and two handling modules (23). The X-axis module (21) is driven to the Y-axis module (22), and the two handling modules (23) are driven to the X-axis module (21) in parallel. Each handling module (23) includes a rotating mechanism (231) and multiple suction components (232). The multiple suction components (232) are connected to the drive end of the rotating mechanism (231). Each suction component (232) includes a lifting cylinder (233) and a vacuum suction cup (234) connected to the drive end of the lifting cylinder (233). Two product positioning mechanisms (3) are arranged side by side. Each product positioning mechanism (3) includes a product carrier platform (31), a moving module (32) and a product positioning module. The product carrier platform (31) is disposed on the moving module (32). The moving module (32) drives the product carrier platform (31) to move in the Y direction. At least one product fixing station (34) is provided on the product carrier platform (31). The product positioning module is used to fix the product on the product fixing station (34). The gold finger cleaning mechanism (4) includes an X-axis transverse module (41) and two wiping modules (42). The two wiping modules (42) are connected side by side to the X-axis transverse module (41). Each wiping module (42) includes a Z-axis lifting module (421) and a wiping assembly connected to the Z-axis lifting module (421). The wiping assembly includes a feed tray (422), a waste tray (423), a guide wheel assembly (424), and a wiping head (425). A wiping cleaning cloth is led out from the feed tray (422). The wiping cleaning cloth is guided by the guide wheel assembly (424) and passes around the wiping head (425) before being fed into the waste tray (423).

2. The dual-station gold finger cleaning equipment according to claim 1, characterized in that: The product positioning module includes a lateral positioning component and a lifting and pressing component. The lateral positioning component includes a product positioning push block (331) and a pushing cylinder (332). The product positioning push block (331) is located on the side of the product fixing station (34). The product positioning push block (331) is connected to the pushing cylinder (332) and can move closer to or further away from the product fixing station (34) in the horizontal direction. The lifting and pressing component includes a pressing cylinder (333), a mounting beam (334), and a pressing block (335). The pressing cylinder (333) is located on both sides of the product support platform (31). The mounting beam (334) is connected to the telescopic end of the pressing cylinder (333). The pressing block (335) is connected to the mounting beam (334). The pressing block (335) can move closer to or further away from the product fixing station (34) in the vertical direction under the action of the pressing cylinder (333).

3. The dual-station gold finger cleaning equipment according to claim 2, characterized in that: The product support platform (31) has an opening (311). A lifting platform (312) is provided below the product support platform (31). A sliding platform (313) is provided on the lifting platform (312). The sliding platform (313) is slidably connected to the lifting platform (312). The pushing cylinder (332) is provided on the lifting platform (312), and its telescopic end is connected to the sliding platform (313). The sliding platform (313) is provided with a slide rail (314), a slider, and a fixed column. The slider is connected to the slide rail (314). One end of the slider is connected to the fixed column by a spring. The upper end of the product positioning push block (331) passes through the opening (311) of the product support platform (31), and the lower end of the product positioning push block (331) is connected to the slider.

4. The dual-station gold finger cleaning equipment according to claim 2, characterized in that: An elastic buffer is provided between the pressure block (335) and the mounting beam (334) of the lifting and pressing assembly.

5. The dual-station gold finger cleaning equipment according to claim 2, characterized in that: The product positioning module also includes an X-direction positioning block (336), which is fixedly mounted on the product carrier platform (31) and located at both ends of the product fixing station (34) in the X direction.

6. The dual-station gold finger cleaning equipment according to claim 1, characterized in that: The product carrier platform (31) is provided with multiple product fixing stations (34), and at least two product fixing stations (34) are arranged in a row in the X direction.

7. The dual-station gold finger cleaning equipment according to claim 6, characterized in that: The product carrier platform (31) is provided with four product fixed stations (34), and two product fixed stations (34) are arranged in a row along the X direction, for a total of two rows; each of the transport modules (23) includes four suction components (232), wherein the first suction component (232) and the third suction component (232) rise and fall synchronously, and the second suction component (232) and the fourth suction component (232) rise and fall synchronously; the distance between two adjacent rows of product fixed stations (34) on the product carrier platform (31) is equal to the distance between the first suction component (232) and the third suction component (232) of the transport module (23).

8. The dual-station gold finger cleaning equipment according to claim 1, characterized in that: The wiping head (425) includes a wiping pressure head (51) and two guide rollers (52). The wiping pressure head (51) is connected to the lowest end of the wiping head (425). The guide rollers (52) are fixedly mounted on the wiping head (425) through waist-shaped holes (53). The two guide rollers (52) are located on the upper sides of the wiping pressure head (51).

9. The dual-station gold finger cleaning equipment according to claim 8, characterized in that: The gold finger cleaning mechanism (4) also includes an alcohol transmission component, which includes an alcohol tank (61), a transmission pipeline and a liquid supply pump; the alcohol in the alcohol tank (61) is pumped by the liquid supply pump and delivered to the wiping and cleaning cloths of the two wiping heads (425) through the transmission pipeline.

10. The dual-station gold finger cleaning equipment according to claim 9, characterized in that: An alcohol spray head (62) is provided at the end of the transmission pipeline. The alcohol spray head (62) is fixedly disposed inside the wiping head (425) and located above the guide roller (52) and the wiping pressure head (51).