Cleaning device for circuit board production

Abstract

The utility model provides a cleaning device for circuit board production, which relates to the technical field of circuit boards, and comprises an operation table, the upper surface of the operation table is provided with a circulating cleaning mechanism, the circulating cleaning mechanism comprises a cleaning box, a filtering box, a shunting disc and a confluence cover, and the operation table is internally provided with a rotary feeding mechanism. The rotary feeding mechanism comprises a rotating rod, a worm gear, a worm, a servo motor and a rotating disc, circular feeding of the circuit board is achieved through the rotary feeding mechanism, circular rotary feeding of the circuit board is achieved through the rotary feeding mechanism, only two operators are needed to conduct feeding and discharging operation, and the operation efficiency is improved. According to the circuit board feeding and cleaning device, feeding and cleaning of circuit boards can be achieved in a circulating mode, manual handheld cleaning labor force is avoided, through cooperation of the rotating reset mechanism and the circulating cleaning mechanism, the circuit boards are automatically overturned and cleaned, dust generated after cleaning is collected, and the effect of the working environment is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to circuit board technical field especially relates to a cleaning device for circuit board production. BACKGROUND

[0002] The name of circuit board has ceramic circuit board, alumina ceramic circuit board, aluminum nitride ceramic circuit board, circuit board, PCB board, aluminum substrate, high frequency board, thick copper board, impedance board, PCB, super thin circuit board, super thin circuit board.Circuit board can be called printed circuit board or printed circuit board, FPC circuit board is also called flexible circuit board, which is made of polyimide or polyester film as base material and is a kind of highly reliable, excellent flexible printed circuit board, which has the characteristics of high wiring density, light weight, thin thickness and good bending property.In the production process of circuit board, many operations will cause static electricity on the surface of the object, for example, the transmission of circuit board in the machine equipment, the friction with different materials, etc.The dust itself usually has a certain charge, when the circuit board has static electricity, it will produce static adsorption effect on the dust, so the dust is easy to adhere to the surface of the circuit board, therefore, the dust on the circuit board needs to be cleaned.

[0003] The existing circuit board cleaning is usually manually operated, and the dust on the circuit board is blown off by holding the cleaning air gun, because the cleaning air gun needs to be frequently swung to fully blow on the upper side of the circuit board, so that the manual labor is large, and the manual cleaning efficiency is low, and the fallen dust diffuses everywhere, resulting in poor working environment, which seriously affects the health of the workers. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the shortcomings in the prior art, and the current circuit board cleaning is usually manually operated, and the dust on the circuit board is blown off by holding the cleaning air gun, because the cleaning air gun needs to be frequently swung to fully blow on the upper side of the circuit board, so that the manual labor is large, and the manual cleaning efficiency is low, and the fallen dust diffuses everywhere, resulting in poor working environment, which seriously affects the health of the workers.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A kind of cleaning device for circuit board production, including operation table, the upper surface of the operation table is provided with circulating cleaning mechanism, and circulating cleaning mechanism includes cleaning tank, filter box, shunt disc and flow cover, and the surface of circuit board is realized by the circulating cleaning mechanism to be swept and cleaned in circulation;

[0007] The inside of the operation table is provided with rotary feeding mechanism, and rotary feeding mechanism includes rotating rod, worm gear, worm, servo motor and rotating disc, and the rotary feeding mechanism realizes the cycle feeding of circuit board.

[0008] The outer surface of the rotating disc is provided with a turnover reset mechanism, and the turnover reset mechanism comprises a fixing rod, a reset rod, a torsional spring, a gear and a clamping mechanism.

[0009] Preferably, the lower surface of the cleaning box is fixedly connected with the upper surface of the operation table, one side surface of the filtering box is fixedly connected with one side surface of the cleaning box, the other side surface of the cleaning box is provided with a through slot, and the other side surface of the filtering box is movably inserted with a collection filter frame.

[0010] Preferably, the lower end of the current collecting cover is fixedly communicated with the upper end of the cleaning box, the inner wall of the current collecting cover is fixedly installed with a blower, the upper end of the current collecting cover is fixedly communicated with a recovery pipe, and one end of the recovery pipe is fixedly communicated with the upper end of the filtering box.

[0011] Preferably, the lower surface of the filtering box is fixedly communicated with a conveying pipe, one end of the conveying pipe penetrates through and extends to the inside of the cleaning box, one end of the conveying pipe is fixedly communicated with the outer surface of the shunt disc, the lower end of the shunt disc is fixedly connected with the inner bottom wall of the cleaning box, and the upper surface of the shunt disc is fixedly communicated with cleaning air nozzles which are arranged in an annular array.

[0012] Preferably, the outer surface of the rotating rod is installed with the upper surface of the operation table through a bearing, the inner wall of the worm gear is fixedly sleeved with the outer surface of the lower end of the rotating rod, the lower end of the rotating disc is fixedly connected with the upper end of the rotating rod, the servo motor is installed on the inner bottom wall of the operation table, the outer surface of the worm is engaged with the tooth surface of the worm gear, and one end of the worm is fixedly connected with the output shaft of the servo motor through a shaft coupling.

[0013] Preferably, one end of the plurality of fixing rods is fixedly arranged on the outer surface of the rotating disc in an annular array, one end of the reset rod is installed with the other end of the fixing rod through a bearing, the gear is fixedly sleeved with the outer surface of the reset rod, and the two ends of the torsional spring are fixedly connected with one side surface of the gear and the other end of the fixing rod respectively.

[0014] Preferably, the clamping mechanism is fixedly connected with one end of the reset rod, the inner bottom wall of the operation table is fixedly installed with a servo motor cylinder, one end of the piston rod of the servo motor cylinder is fixedly connected with a rack, and one end of the rack penetrates through the operation table and extends to the inside of the cleaning box.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] The utility model discloses a rotating feeding mechanism is used to realize the cyclic rotation of circuit board feeding, and only two operators are needed to carry out the feeding operation, and the circuit board can be cleaned cyclically, the labor of manual cleaning is avoided, and the circuit board is cleaned automatically through the cooperation of the reset mechanism and the cleaning mechanism, and the dust generated after cleaning is collected, and the working environment effect is greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 A main body structure schematic diagram of the cleaning device for circuit board production is provided.

[0018] Figure 2 An operating table structure perspective view of the cleaning device for circuit board production is provided.

[0019] Figure 3 A cleaning box structure perspective view of the cleaning device for circuit board production is provided.

[0020] Figure 4 A reset rod structure perspective view of the cleaning device for circuit board production is provided.

[0021] Legend: 1, operating table; 2, cleaning box; 21, filter box; 22, shunt disc; 23, flow cover; 24, through slot; 25, collection filter frame; 26, air blower; 27, recovery pipe; 28, conveying pipe; 29, cleaning air nozzle; 3, rotating rod; 31, worm gear; 32, worm; 33, servo motor; 34, rotating disc; 4, fixed rod; 41, reset rod; 42, torsional spring; 43, gear; 44, clamping mechanism; 45, servo electric cylinder; 46, rack. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0023] In order to facilitate understanding of the utility model, the utility model will be described more fully with reference to the related, and several embodiments of the utility model are given. However, the utility model can be realized in many different forms, and is not limited to the embodiments described in the present text. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0024] It is to be understood that where an element such as a layer, region or substrate is described as being "on" another element, it can be directly on the other element or intervening elements can also be present. Where an element such as a layer, region or substrate is described as being "connected" to another element, it can be directly connected to the other element or intervening elements can also be present. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items. As used herein, the term "about" when used in reference to a particular recited numerical value means that the value can vary from the recited value by no more than 1%, 2%, 5%, 10%, 15%, or 20% of the recited value.

[0025] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0026] Embodiments

[0027] As shown in Figures 1-4 The utility model provides a kind of technical scheme: a kind of cleaning device for circuit board production, including operation platform 1, the upper surface of operation platform 1 is provided with circulating cleaning mechanism, and circulating cleaning mechanism includes cleaning box 2, filter box 21, shunt disc 22 and converging cover 23, realize the surface of circuit board to be cleaned by circulating cleaning mechanism and be swept cyclically;

[0028] The inside of operation platform 1 is provided with rotating feeding mechanism, and rotating feeding mechanism includes rotating rod 3, worm wheel 31, worm 32, servo motor 33 and rotating disc 34, realize the feeding of circuit board by rotating feeding mechanism and be cycled;

[0029] The outer surface of rotating disc 34 is provided with turnover reset mechanism, and turnover reset mechanism includes fixed rod 4, reset rod 41, torsional spring 42, gear 43 and clamping mechanism 44, realize the turnover and reset rotation of the circuit board being clamped by turnover reset mechanism.

[0030] The lower surface of cleaning box 2 is fixedly connected with the upper surface of operation platform 1, one side surface of filter box 21 is fixedly connected with one side surface of cleaning box 2, another side surface of cleaning box 2 is provided with through slot 24, another side surface of filter box 21 is movably inserted with collection filter frame 25, filter screen for intercepting dust is provided in collection filter frame 25, and the handle provided on one side of collection filter frame 25 is convenient for taking out cleaning.

[0031] The lower end of converging cover 23 is fixedly communicated with the upper end of cleaning box 2, the inner wall of converging cover 23 is fixedly installed with air blower 26, the upper end of converging cover 23 is fixedly communicated with recovery pipe 27, one end of recovery pipe 27 is fixedly communicated with the upper end of filter box 21, and recovery pipe 27 is used to transport dust in gas to filter box 21 for filtering by the cooperation of converging cover 23.

[0032] The lower surface of the filter box 21 is fixedly connected with a conveying pipe 28, one end of the conveying pipe 28 penetrates through and extends into the interior of the cleaning box 2, one end of the conveying pipe 28 is fixedly connected with the outer surface of the distribution disc 22, the lower end of the distribution disc 22 is fixedly connected with the inner bottom wall of the cleaning box 2, and the upper surface of the distribution disc 22 is fixedly connected with a plurality of cleaning air nozzles 29 arranged in an annular array.

[0033] The distribution disc 22 can uniformly blow the air flow through the plurality of cleaning air nozzles 29, thereby improving the cleaning efficiency of the circuit board, and can circulate the air supply through the conveying pipe 28, and can install a flow detection device on the conveying pipe 28 to detect the flow of the air in the conveying pipe 28, and when the flow is low, the staff can be reminded by the external alarm device to clean the filter screen, thereby ensuring the stable air supply of the cleaning air nozzle 29.

[0034] The outer surface of the rotating rod 3 is mounted on the upper surface of the operation table 1 through a bearing, the inner wall of the worm gear 31 is fixedly sleeved with the outer surface of the lower end of the rotating rod 3, the lower end of the rotating disc 34 is fixedly connected with the upper end of the rotating rod 3, the servo motor 33 is mounted on the inner bottom wall of the operation table 1, the outer surface of the worm 32 is engaged with the tooth surface of the worm gear 31, and one end of the worm 32 is fixedly connected with the output shaft of the servo motor 33 through a shaft coupling.

[0035] The servo motor 33 drives the worm 32 to rotate, the rotation of the worm 32 drives the rotating rod 3 to rotate through the engaged worm gear 31, and the rotation of the rotating rod 3 drives the rotating disc 34 to rotate by a specified angle.

[0036] One end of the plurality of fixed rods 4 is fixedly arranged in an annular array on the outer surface of the rotating disc 34, one end of the reset rod 41 is mounted on the other end of the fixed rod 4 through a bearing, the gear 43 is fixedly sleeved on the outer surface of the reset rod 41, and the torsional spring 42 is fixedly connected at both ends to one side surface of the gear 43 and the other end of the fixed rod 4.

[0037] The torsional force of the torsional spring 42 drives the gear 43 and the reset rod 41 to drive the circuit board on the clamping mechanism 44 to reset and rotate, and the torsional force of the torsional spring 42 makes the circuit board on the clamping mechanism 44 in a horizontal state under normal circumstances, thereby avoiding the inclination of the circuit board after cleaning, and facilitating the feeding and discharging operations.

[0038] The clamping mechanism 44 is fixedly connected to one end of the reset rod 41, the inner bottom wall of the operation table 1 is fixedly mounted with a servo electric cylinder 45, one end of the piston rod of the servo electric cylinder 45 is fixedly connected with a rack 46, and one end of the rack 46 penetrates through the operation table 1 and extends into the interior of the cleaning box 2.

[0039] It should be noted that the clamping mechanism 44 is prior art, and the circuit board can be fixed by elastic clamping, thereby facilitating the unloading operation.

[0040] The upper feeding mechanism is rotated to realize the cyclic rotation of the circuit board, and only two operators are needed to perform the feeding and unloading operations, so that the circuit board can be cyclically fed and cleaned, the labor of manual cleaning is avoided, and the circuit board is automatically turned over and cleaned through the cooperation of the rotating reset mechanism and the cyclic cleaning mechanism.

[0041] The working process of the utility model is as follows:

[0042] Step one, two workers are located on both sides of the cleaning box 2, and the circuit board on the clamping mechanism 44 is fed and unloaded, after feeding, the servo motor 33 drives the worm 32 to rotate, the rotation of the worm 32 drives the rotating rod 3 through the meshing worm gear 31, the rotation of the rotating rod 3 drives the fixed rod 4, the reset rod 41 and the clamping mechanism 44 to rotate a certain angle and then stop working, so that the circuit board on the clamping mechanism 44 is sent to the inside of the cleaning box 2 through the through slot 24;

[0043] Step two, at this time, the air blower 26 works, and the dust adsorbed under the circuit board is blown away through the plurality of cleaning air nozzles 29, the blown dust is transported into the recovery pipe 27 through the air blower 26 cooperating with the baffle 23, and then transported into the filter box 21 through the recovery pipe 27, and then intercepted and collected through the filter screen in the collecting filter frame 25, and the airflow continues to be transported into the shunt disc 22 through the conveying pipe 28, so that the cleaning airflow is continuously provided to the cleaning air nozzle 29;

[0044] Step three, at the same time, the piston rod of the servo electric cylinder 45 extends, drives the rack 46 to move upward, and the rack 46 is engaged with the gear 43, and the gear 43 drives the reset rod 41 and the circuit board clamped by the clamping mechanism 44 to turn over, so as to cooperate with the cleaning airflow to clean the two sides of the circuit board, at this time, the torsional spring 42 stores energy, and when the piston rod of the servo electric cylinder 45 extends, it immediately retracts, thereby driving the rack 46 to move downward and disengage from the gear 43, at this time, the reset torque of the torsional spring 42 drives the circuit board on the clamping mechanism 44 to reset and turn over, and when the piston rod of the servo electric cylinder 45 retracts, the external PLC controller transmits an electrical signal, so that the servo motor 33 drives the worm 32 to rotate again.

[0045] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A cleaning device for the production of circuit boards, comprising an operating table (1), characterized in that: The upper surface of the operating table (1) is provided with a circulating cleaning mechanism, and the circulating cleaning mechanism comprises a cleaning box (2), a filter box (21), a shunt disc (22) and a flow cover (23), and the surface of the circuit board is cleaned by the circulating cleaning mechanism; The inside of the operating table (1) is provided with a rotating feeding mechanism, and the rotating feeding mechanism comprises a rotating rod (3), a worm gear (31), a worm (32), a servo motor (33) and a rotating disc (34), and the rotating feeding mechanism realizes the feeding of the circuit board. The outer surface of the rotating disc (34) is provided with a turnover reset mechanism, and the turnover reset mechanism comprises a fixed rod (4), a reset rod (41), a torsional spring (42), a gear (43) and a clamping mechanism (44), and the turnover reset mechanism realizes the turnover and reset rotation of the clamped circuit board.

2. The cleaning device for a circuit board production according to claim 1, characterized in that: The lower surface of the cleaning box (2) is fixedly connected with the upper surface of the operating table (1), one side surface of the filter box (21) is fixedly connected with one side surface of the cleaning box (2), the other side surface of the cleaning box (2) is provided with a through groove (24), and the other side surface of the filter box (21) is movably inserted with a collection filter frame (25).

3. The cleaning device for a circuit board production according to claim 1, characterized in that: The lower end of the flow cover (23) is fixedly communicated with the upper end of the cleaning box (2), the inner wall of the flow cover (23) is fixedly installed with a blower (26), the upper end of the flow cover (23) is fixedly communicated with a recovery pipe (27), and one end of the recovery pipe (27) is fixedly communicated with the upper end of the filter box (21).

4. The cleaning device for a circuit board production according to claim 1, characterized in that: The lower surface of the filter box (21) is fixedly communicated with a conveying pipe (28), one end of the conveying pipe (28) penetrates and extends into the cleaning box (2), one end of the conveying pipe (28) is fixedly communicated with the outer surface of the shunt disc (22), the lower end of the shunt disc (22) is fixedly connected with the inner bottom wall of the cleaning box (2), and the upper surface of the shunt disc (22) is fixedly communicated with a plurality of cleaning air nozzles (29) arranged in an annular array.

5. The cleaning device for a circuit board production as recited in claim 1, characterized by: The outer surface of the rotating rod (3) is installed on the upper surface of the operating table (1) through a bearing, the inner wall of the worm gear (31) is fixedly sleeved with the lower end outer surface of the rotating rod (3), the lower end of the rotating disc (34) is fixedly connected with the upper end of the rotating rod (3), the servo motor (33) is installed on the inner bottom wall of the operating table (1), the outer surface of the worm (32) is engaged with the tooth surface of the worm gear (31), and one end of the worm (32) is fixedly connected with the output shaft of the servo motor (33) through a shaft coupling.

6. The cleaning device for a circuit board production as recited in claim 1, characterized by: One end of the plurality of fixed rods (4) is fixedly arranged on the outer surface of the rotating disc (34) in an annular array, one end of the reset rod (41) is installed on the other end of the fixed rod (4) through a bearing, the gear (43) is fixedly sleeved on the outer surface of the reset rod (41), and the torsional spring (42) is fixedly connected at two ends with one side surface of the gear (43) and the other end of the fixed rod (4) respectively.

7. The cleaning device for a circuit board production as recited in claim 1, characterized by: The clamping mechanism (44) is fixedly connected at one end of the reset rod (41), the inner bottom wall of the operation table (1) is fixedly installed with a servo electric cylinder (45), one end of the piston rod of the servo electric cylinder (45) is fixedly connected with a rack (46), one end of the rack (46) penetrates through the operation table (1) and extends to the inside of the cleaning box (2).

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