Overflow washing equipment for etching process

Abstract

The utility model relates to the technical field of circuit board cleaning design, in particular to overflow washing equipment for an etching process. The working box is provided with a water storage cavity, a working cavity and a cleaning cavity from top to bottom; the cleaning assembly comprises a central transmission gear, a planetary transmission gear, a water guide pipe and a driving motor; the center transmission gear is installed in the center of the top of the cleaning cavity and rotationally connected with the top of the cleaning cavity. The planetary transmission gear is installed on the periphery of the center transmission gear and meshed with the center transmission gear. The water guide pipe is connected with the planetary transmission gear and used for rotating under driving of the planetary transmission gear, the upper end of the water guide pipe penetrates through the working cavity and is connected with the water storage cavity, and the other end of the water guide pipe extends out of the bottom of the planetary transmission gear.

Description

TECHNICAL FIELD

[0001] The utility model relates to circuit board cleaning design technical field, especially, it relates to a overflow water washing equipment for etching process. BACKGROUND

[0002] The circuit board is also called printed circuit board, and it is an important electronic component, the support body of electronic components, and the carrier of electrical connection of electronic components, and the circuit board is complex in manufacturing, and the process is various, and a large amount of physical and chemical reactions need to be carried out, such as grinding, etching and copper deposition, and water washing process needs to be set between each process to remove impurities attached to the circuit board in the previous process.

[0003] The existing circuit board overflow water washing equipment has a complex structure, and the cleaning efficiency and effect of the circuit board are poor, so it is not suitable for industrial application.

[0004] Therefore, it is necessary to provide a technical means to solve the above defects. UTILITY MODEL CONTENTS

[0005] The utility model adopts the following technical scheme:

[0006] A overflow water washing equipment for etching process, comprising

[0007] A working box is provided with a water storage cavity, a working cavity and a cleaning cavity from top to bottom;

[0008] A cleaning assembly comprises a center transmission gear, a planetary transmission gear, a water guide pipe and a driving motor; the center transmission gear is installed at the top center of the cleaning cavity and is rotatably connected to the top of the cleaning cavity; the planetary transmission gear is installed on the outer periphery of the center transmission gear and is meshed with the center transmission gear; the water guide pipe is connected with the planetary transmission gear and rotates under the driving of the planetary transmission gear, and the upper end penetrates the working cavity and is connected with the water storage cavity, and the other end extends out of the bottom of the planetary transmission gear; the water guide pipe is provided with a water guide hole for guiding the water source in the water storage cavity, and a water outlet hole is installed on the side wall of the bottom of the water guide pipe for guiding the water source in the water guide hole from the side of the water guide pipe to the cleaning cavity; the driving motor is installed in the working cavity and is connected with the center transmission gear to drive the center transmission gear to rotate;

[0009] A circuit board bearing assembly comprises a bearing plate installed above the bottom of the cleaning cavity for bearing the circuit board to be cleaned, and a rotating shaft connected with the bearing plate and the center transmission gear for driving the bearing plate to rotate under the driving of the center transmission gear.

[0010] Preferably, the top of the water storage cavity is provided with a liquid injection orifice.

[0011] Preferably, the bottom of the cleaning cavity is provided with a liquid discharge port.

[0012] Preferably, the bottom of the cleaning cavity and the top of the water storage cavity are provided with a reflux pipe; the reflux pipe is connected with a water pump.

[0013] Preferably, the bottom of the cleaning cavity is provided with a detachable tank door.

[0014] Preferably, the bearing plate is provided with a clamping groove for mounting a circuit board.

[0015] The utility model relates to a kind of overflow water washing equipment for etching process, by the setting of working tank, cleaning component and circuit board bearing component, circuit board cleaning efficiency is high, cleaning effect is good, suitable for industrial application. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the overall schematic diagram of a kind of overflow water washing equipment for etching process of the utility model;

[0017] Figure 2 It is the schematic diagram of a kind of overflow water washing equipment for etching process under the section state of the utility model. DETAILED DESCRIPTION

[0018] The technical scheme of the utility model will be described clearly and completely in combination with drawings, obviously, the described embodiment is a part of the embodiment of the utility model, not all embodiments. Based on the embodiment in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor belong to the scope of protection of the utility model.

[0019] In the description of the utility model, it needs to be explained that the orientation or position relationship indicated by terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawing, only for the convenience of describing the utility model and simplifying description, and not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, so it cannot be understood as the limitation of the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0020] In the description of the utility model, it is necessary to explain, unless another explicit provision and limitation, term "installation", "link", "connection" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can pass through intermediate medium indirectly connected, can be two element inside communication.For ordinary skilled person in the art, can understand the specific meaning of above-mentioned term in the utility model according to specific circumstances.

[0021] Please refer to Figure 1 With Figure 2 An overflow water washing equipment for etching process, comprising

[0022] The working tank 10 is provided with a water storage cavity 101, a working cavity 102 and a cleaning cavity 103 from top to bottom.

[0023] The cleaning assembly 20 comprises a center transmission gear 201, a planetary transmission gear 202, a water guide pipe 203 and a driving motor 204. The center transmission gear 201 is installed at the top center of the cleaning cavity 103 and is rotatably connected to the top of the cleaning cavity 103. The planetary transmission gear 202 is installed on the outer periphery of the center transmission gear 201 and is engaged with the center transmission gear 201. The water guide pipe 203 is connected with the planetary transmission gear 202 and rotates under the driving of the planetary transmission gear 202. The water guide pipe 203 is provided with a water guide hole for guiding the water source in the water storage cavity 101, and a water outlet hole 205 is installed on the side wall of the bottom of the water guide pipe 203 for guiding the water source in the water guide hole from the side of the water guide pipe 203 to the cleaning cavity 103. The driving motor 204 is installed in the working cavity 102 and is connected with the center transmission gear 201 to drive the center transmission gear 201 to rotate.

[0024] The circuit board bearing assembly 30 comprises a bearing plate 301 installed above the bottom of the cleaning cavity 103 for bearing the circuit board to be cleaned, and a rotating shaft 302 connected with the bearing plate 301 and the center transmission gear 201 for driving the bearing plate 301 to rotate under the driving of the center transmission gear 201.

[0025] Specifically, in the embodiment, during operation, the circuit board to be cleaned is installed in the bearing plate 301, at this time, the cleaning water in the water storage cavity 101 is input into the cleaning cavity 103 through the water guide hole in the water guide pipe 203 and the water outlet hole 205, at this time, the driving motor 204 drives the central transmission gear 201 to rotate, thereby driving the planetary transmission gear 202 on one hand, so as to drive the water guide pipe 203 to rotate, accelerating the overflow of the water source from the water outlet hole 205 while increasing the cleaning range of the circuit board, on the other hand, the bearing plate 301 is driven to rotate through the rotating shaft 302, so as to drive the circuit board to rotate, cooperating with the water guide pipe 203, the circuit board can be effectively and comprehensively cleaned quickly, after cleaning, the cleaning cavity 103 is opened, and the circuit board can be taken out from the bearing plate 301, which is suitable for industrial application.

[0026] The utility model relates to a kind of overflow water washing equipment for etching process, and the setting of working tank 10, cleaning assembly 20 and circuit board bearing assembly 30, circuit board cleaning efficiency is high, cleaning effect is good, and it is suitable for industrial application.

[0027] In one specific embodiment, the top of the water storage cavity 101 is provided with a liquid injection port 103. In the embodiment, the liquid injection port is provided to facilitate the replenishment of cleaning liquid for the water storage cavity 101. The bottom of the cleaning cavity 103 is provided with a liquid discharge port. In the embodiment, the liquid discharge port is provided to facilitate the discharge of cleaning liquid after cleaning.

[0028] In one specific embodiment, the bottom of the cleaning cavity 103 and the top of the water storage cavity 101 are provided with a reflux pipe 40; the reflux pipe 40 is connected with a water pump 50. In the embodiment, the reflux pipe 40 and the water pump 50 are provided to facilitate the recycling of cleaning liquid in the water storage cavity 101 and the cleaning cavity 103, thereby greatly saving water resources. The bottom of the cleaning cavity 103 is provided with a detachable tank door 60. In the embodiment, the detachable tank door 60 is provided to facilitate the installation or removal of the circuit board from the bearing plate 301 before and after use. The bearing plate 301 is provided with a clamping groove 303 for installing the circuit board.

[0029] The utility model relates to a kind of overflow water washing equipment for etching process, and the setting of working tank 10, cleaning assembly 20 and circuit board bearing assembly 30, circuit board cleaning efficiency is high, cleaning effect is good, and it is suitable for industrial application.

[0030] The above embodiments only express several implementation manners of the utility model, the description is more specific and detailed, but can not therefore be understood as the limitation of the utility model patent range. It should be pointed out that for ordinary skilled person in the art, without departing from the utility model concept, several deformations and improvements can be made, which belong to the protection range of the utility model. Therefore, the protection range of the utility model patent should be subject to the appended claims.

Claims

1. An overflow rinse apparatus for an etching process, characterized by: The utility model provides a circuit board cleaning device, which comprises a working box, a cleaning assembly, a circuit board bearing assembly and a water storage cavity. The working box is provided from top to bottom with the water storage cavity, the working cavity and the cleaning cavity. The cleaning assembly comprises a central transmission gear, a planetary transmission gear, a water guide pipe and a driving motor. The central transmission gear is installed at the top center of the cleaning cavity and is rotatably connected to the top of the cleaning cavity.

2. The overflow water washing apparatus for etching process according to claim 1, wherein: The planetary transmission gear is installed on the outer periphery of the central transmission gear and is engaged with the central transmission gear.

3. The overflow water washing apparatus for etching process according to claim 1, wherein: The water guide pipe is connected to the planetary transmission gear and rotates under the driving of the planetary transmission gear.

4. The overflow water washing apparatus for etching process according to claim 1, wherein: The upper end of the water guide pipe penetrates the working cavity and is connected to the water storage cavity.

5. The overflow water washing apparatus for etching process according to claim 1, wherein: The lower end of the water guide pipe extends out of the bottom of the planetary transmission gear.

6. The overflow water washing apparatus for etching process according to claim 1, wherein: The water guide pipe is provided with a water guide hole for guiding the water source in the water storage cavity and a water outlet hole installed on the sidewall of the bottom of the water guide pipe for guiding the water source in the water guide hole from the side of the water guide pipe to the cleaning cavity. The driving motor is installed in the working cavity and is connected to the central transmission gear for driving the central transmission gear to rotate. The circuit board bearing assembly comprises a bearing plate installed above the bottom of the cleaning cavity for bearing the circuit board to be cleaned and a rotating shaft connected to the bearing plate and the central transmission gear for driving the bearing plate to rotate under the driving of the central transmission gear. The top of the water storage cavity is provided with a liquid injection hole. The bottom of the cleaning cavity is provided with a liquid discharge hole. The bottom of the cleaning cavity and the top of the water storage cavity are provided with a reflux pipe. The reflux pipe is connected to a water pump. The bottom of the cleaning cavity is provided with a detachable box door. The bearing plate is provided with a clamping groove for installing the circuit board. The utility model provides a circuit board cleaning device, which comprises a working box, a cleaning assembly, a circuit board bearing assembly and a water storage cavity.

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