Auxiliary mechanism for automatic optical detector

Abstract

The utility model discloses an auxiliary mechanism for an automatic optical detection machine, and particularly relates to the technical field of auxiliary detection, the auxiliary mechanism comprises a box body, a movable plate is arranged in the box body in a sliding manner, toothed plates which are symmetrically distributed are fixedly arranged on the lower surface of the movable plate, and a gear is arranged on one side wall of each toothed plate in a meshed manner. The circuit board cleaning device is provided with a moving plate, a placing block, a fan, an air inlet pipe, a flow dividing box, an air outlet pipe and an air blowing head, so that the effect of cleaning dust and impurities on the surface of a circuit board is achieved, the moving plate is driven to drive the placing block to move, and after the placing block moves to the position where the circuit board is convenient to clean, the circuit board is fixed; the movable plate and one end of the placing block are moved out of the box body, the fan conveys air into the air blowing head through the air inlet pipe, the flow dividing box and the air outlet pipe, the air is blown out through the air blowing head, dust and impurities on the circuit board are cleaned, the placing block makes contact with the circuit board in a falling-off mode, and therefore the dust and impurities on the upper surface and the lower surface of the circuit board can be cleaned at the same time.

Description

Technical Field

[0001] The utility model relates to the technical field of auxiliary detection, in particular to an auxiliary mechanism for an automatic optical detection machine. Background Art

[0002] A circuit board, also known as an electronic circuit board or printed circuit board, is a substrate used to support and connect electronic components. It is usually made of insulating material and covered with conductive tracks on the surface. These tracks connect electronic components to form circuits. Circuit boards are widely used in electronic devices.

[0003] Since there are impurities and dust on the surface of the circuit board, when the existing detection device detects the circuit board, the dust and impurities on the circuit board will have a great impact on the imaging effect, resulting in inaccurate detection of the circuit board and reducing the detection quality of the circuit board;

[0004] To this end, we propose an auxiliary mechanism for an automatic optical inspection machine to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide an auxiliary mechanism for an automatic optical inspection machine to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: an auxiliary mechanism for an automatic optical inspection machine, comprising a box body, a movable plate is slidably provided inside the box body, a symmetrically distributed toothed plate is fixedly provided on the lower surface of the movable plate, a gear is meshed on one side wall of the toothed plate, a placement block is fixedly provided on the upper surface of the movable plate, a fan is fixedly provided on the outer upper surface of the box body, an air inlet pipe is fixedly provided at one end of the fan, a diverter box is fixedly provided at the end of the air inlet pipe away from the fan, the bottom end of the diverter box is fixedly installed on the outer upper surface of the box body, a plurality of air outlet pipes distributed in an array are fixedly provided on the bottom end of the diverter box, the air outlet pipe is fixedly passed through the top end of the box body and placed inside, and a blower head is fixedly provided on the bottom end of the air outlet pipe.

[0007] Preferably, an outer frame is fixedly provided on the inner wall of the box, a double-headed screw is rotatably provided inside the outer frame, both ends of the double-headed screw are rotatably mounted on the inner wall of the box, a symmetrically distributed moving block is provided on the external threaded sleeve of the double-headed screw, a moving part is fixedly provided on the top of the moving block, and symmetrically distributed clamping blocks are fixedly provided on the side walls close to each other at the bottom of the moving part.

[0008] Preferably, the gears are located outside the box, a rotating rod is fixedly inserted in the gears, a first motor is fixedly installed at one end of the rotating rod, and a driving end of the first motor is coaxially fixedly installed with the rotating rod.

[0009] Preferably, one end of the double-headed screw rotates through a side wall of the box and is placed outside, and a second motor is provided at one end of the double-headed screw, and the driving end of the second motor is coaxially fixedly installed with the double-headed screw.

[0010] Preferably, a stabilizing plate is rotatably provided at one end of the rotating rod away from the first motor, and the stabilizing plate is fixedly mounted to the outer wall of the box body.

[0011] Preferably, an activated carbon adsorption plate is provided on the lower surface of the interior of the box.

[0012] Preferably, a guide rod is provided inside the outer frame, both ends of the guide rod are fixedly mounted to the inner wall of the box body, a guide block is fixedly provided at the bottom end of the moving block, and the guide rod slides through the guide block.

[0013] Preferably, a switch door is fixedly provided at one end of the activated carbon adsorption plate.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. By arranging a movable plate, a tooth plate, a gear, a placement block, a fan, an air inlet pipe, a diversion box, an air outlet pipe and an air blowing head, the effect of cleaning the dust and impurities on the surface of the circuit board is achieved. The movable plate is driven to drive the placement block to move. When the placement block moves to a position convenient for cleaning the circuit board, the circuit board is fixed. Subsequently, the movable plate and one end of the placement block are moved out of the box, and the fan is started. The fan transmits wind to the air blowing head through the air inlet pipe, the diversion box and the air outlet pipe, and blows wind out through the air blowing head to clean the dust and impurities on the circuit board. The placement block falls off and contacts with the circuit board, so that the dust and impurities on the upper and lower surfaces of the circuit board can be cleaned at the same time, thereby improving the inspection quality of the circuit board.

[0016] 2. By setting up a double-headed screw, a moving block, a moving part, and a clamping block, the circuit board can be fixed. The double-headed screw drives the moving block to move in opposite directions, the moving block drives the moving part to move in opposite directions, and the moving part drives the clamping block to move in opposite directions. When the clamping block contacts the circuit board, the circuit board is fixed, thereby preventing the circuit board from falling and causing damage when cleaning the upper and lower surfaces of the circuit board, which is convenient for the staff to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a schematic diagram of the structure of the utility model.

[0019] Figure 2 It is a schematic diagram of the structure after the box body of the utility model is disassembled.

[0020] Figure 3 It is a structural schematic diagram of the placement block and the blowing head in the utility model.

[0021] Figure 4 It is a schematic diagram of the connection structure of the gear and the tooth plate in the utility model.

[0022] Figure 5 It is a schematic diagram of the structure after the outer frame in the utility model is disassembled.

[0023] In the figure: 1. box body; 2. moving plate; 21. tooth plate; 22. gear; 23. placement block; 24. fan; 25. air inlet pipe; 26. diverter box; 27. air outlet pipe; 28. blower head; 210. rotating rod; 220. first motor; 230. stabilizing plate; 3. outer frame; 31. double-headed screw; 32. moving block; 33. moving part; 34. clamping block; 310. second motor; 320. guide rod; 330. guide block; 4. activated carbon adsorption plate; 41. door opening and closing. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Example: Figure 1-5As shown, the utility model provides an auxiliary mechanism for an automatic optical inspection machine, including a box body 1, a movable plate 2 is slidably provided inside the box body 1, a symmetrically distributed tooth plate 21 is fixedly provided on the lower surface of the movable plate 2, a gear 22 is meshed on one side wall of the tooth plate 21, a placement block 23 is fixedly provided on the upper surface of the movable plate 2, a fan 24 is fixedly provided on the outer upper surface of the box body 1, an air inlet pipe 25 is fixedly provided at one end of the fan 24, a diverter box 26 is fixedly provided at one end of the air inlet pipe 25 away from the fan 24, the bottom end of the diverter box 26 is fixedly installed on the outer upper surface of the box body 1, and a plurality of air outlet pipes 27 distributed in an array are fixedly provided on the bottom end of the diverter box 26 The air outlet pipe 27 is fixedly passed through the top of the box body 1 and is placed inside. The bottom end of the air outlet pipe 27 is fixedly provided with a blower head 28. The gear 22 is located outside the box body 1. A rotating rod 210 is fixedly inserted in the gear 22. A first motor 220 is fixedly provided at one end of the rotating rod 210. The driving end of the first motor 220 is coaxially fixedly installed with the rotating rod 210. The circuit board to be tested is placed on the placement block 23. Then, the first motor 220 is started. The first motor 220 drives the rotating rod 210 to rotate. The rotating rod 210 drives the gear 22 to rotate. The gear 22 drives the toothed plate 21 to move during the rotation. The toothed plate 21 drives the moving plate 2 to move. The movable plate 2 drives the placement block 23 to move. When the placement block 23 moves to a position convenient for cleaning the circuit board, the circuit board is fixed. Subsequently, the first motor 220 is driven to reverse, and the movable plate 2 and one end of the placement block 23 are moved out of the box body 1. The fan 24 is started. The fan 24 transmits the wind to the diversion box 26 through the air inlet pipe 25. The diversion box 26 transmits the wind to the air outlet pipe 27. The wind in the air outlet pipe 27 is blown out through the blowing head 28 to clean the dust and impurities on the circuit board. Subsequently, the cleaned circuit board is inspected. By setting the movable plate 2, the tooth plate 21, the gear 22, the placement block 23, the fan 24, the air inlet pipe 25, the diversion box 26, and the air outlet pipe 27, a blower head 28, thereby achieving the effect of cleaning the dust and impurities on the surface of the circuit board, driving the movable plate 2 to drive the placement block 23 to move, when the placement block 23 moves to a position convenient for cleaning the circuit board, the circuit board is fixed, and then the movable plate 2 and one end of the placement block 23 are moved out of the box body 1, and the fan 24 is started. The fan 24 transmits wind to the blower head 28 through the air inlet pipe 25, the diverter box 26, and the air outlet pipe 27, and blows it out through the blower head 28 to clean the dust and impurities on the circuit board. The placement block 23 falls off the contact with the circuit board, so that the dust and impurities on the upper and lower surfaces of the circuit board can be cleaned at the same time, thereby improving the inspection quality of the circuit board.

[0026] The inner wall of the box body 1 is fixed with an outer frame 3, and the inner part of the outer frame 3 is rotatably provided with a double-headed screw 31, and both ends of the double-headed screw 31 are rotatably installed with the inner wall of the box body 1, and the external thread sleeve of the double-headed screw 31 is provided with symmetrically distributed moving blocks 32, and the top of the moving block 32 is fixed with a moving piece 33, and the bottom of the moving piece 33 is fixed with symmetrically distributed clamping blocks 34 on the side walls close to each other. One end of the double-headed screw 31 rotates and passes through one side wall of the box body 1 and is placed outside, and one end of the double-headed screw 31 is provided with a second motor 310, and the driving end of the second motor 310 is coaxially fixedly installed with the double-headed screw 31; when the placement block 23 is moved to a position convenient for cleaning the circuit board, the second motor 310 is started, and the second motor 310 drives the double-headed screw 31 to rotate, and the double-headed screw 31 drives the moving block 32 to move in the opposite direction, and the moving block The second motor 310 is turned off to fix the circuit board, and then the movable plate 2 and one end of the placement block 23 are moved out of the box body 1, so that the circuit board is out of contact with the placement block 23, and the fan 24 is started to clean the circuit board. The double-headed screw 31, the movable block 32, the movable member 33, and the clamping block 34 are provided to achieve the effect of fixing the circuit board. The double-headed screw 31 drives the movable block 32 to move in opposite directions, the movable block 32 drives the movable member 33 to move in opposite directions, and the movable member 33 drives the clamping block 34 to move in opposite directions. When the clamping block 34 contacts the circuit board, the circuit board is fixed, thereby preventing the circuit board from falling and causing damage when the upper and lower surfaces of the circuit board are cleaned, which is convenient for the staff to use.

[0027] The end of the rotating rod 210 away from the first motor 220 is rotatably provided with a stabilizing plate 230, and the stabilizing plate 230 is fixedly installed with the outer wall of the box body 1; by providing the stabilizing plate 230, the effect of enabling the rotating rod 210 to rotate stably is achieved.

[0028] An activated carbon adsorption plate 4 is disposed on the lower surface of the box body 1 . The activated carbon adsorption plate 4 is disposed to adsorb dust and impurities cleaned from the circuit board.

[0029] A guide rod 320 is provided inside the outer frame 3, and both ends of the guide rod 320 are fixedly installed on the inner wall of the box body 1. A guide block 330 is fixedly provided at the bottom end of the moving block 32, and the guide rod 320 slides through the guide block 330. By setting the guide rod 320 and the guide block 330, the effect of enabling the moving block 32 to move stably is achieved.

[0030] A switch door 41 is fixedly provided at one end of the activated carbon adsorption plate 4 ; by providing the switch door 41 , the activated carbon adsorption plate 4 can be conveniently taken out of the box body 1 for cleaning and replacement.

[0031] Working principle: First, place the circuit board to be tested on the placement block 23, then start the first motor 220, the first motor 220 drives the rotating rod 210 to rotate, the rotating rod 210 drives the gear 22 to rotate, the gear 22 drives the tooth plate 21 to move during the rotation, the tooth plate 21 drives the moving plate 2 to move, the moving plate 2 drives the placement block 23 to move, when the placement block 23 moves to a position convenient for cleaning the circuit board, the circuit board is fixed, then, the first motor 220 is driven to reverse, the moving plate 2 and one end of the placement block 23 are moved out of the box body 1, the fan 24 is started, the fan 24 transmits the wind to the diversion box 26 through the air inlet pipe 25, the diversion box 26 transmits the wind to the air outlet pipe 27, the wind in the air outlet pipe 27 is blown out through the blowing head 28, the dust and impurities on the circuit board are cleaned, and then the cleaned circuit board is The circuit board is inspected, and the effect of cleaning the dust and impurities on the surface of the circuit board is achieved by setting the movable plate 2, the tooth plate 21, the gear 22, the placement block 23, the fan 24, the air inlet pipe 25, the shunt box 26, the air outlet pipe 27, and the air blowing head 28. The movable plate 2 is driven to drive the placement block 23 to move. When the placement block 23 moves to a position convenient for cleaning the circuit board, the circuit board is fixed. Subsequently, the movable plate 2 and one end of the placement block 23 are moved out of the box body 1, and the fan 24 is started. The fan 24 transmits wind to the air blowing head 28 through the air inlet pipe 25, the shunt box 26, and the air outlet pipe 27, and blows out through the air blowing head 28. When the dust and impurities on the circuit board are cleaned, the placement block 23 falls off and contacts with the circuit board, so that the dust and impurities on the upper and lower surfaces of the circuit board can be cleaned at the same time, thereby improving the inspection quality of the circuit board.

[0032] Subsequently, when the placement block 23 is moved to a position convenient for cleaning the circuit board, the second motor 310 is started, the second motor 310 drives the double-headed screw 31 to rotate, the double-headed screw 31 drives the moving block 32 to move in opposite directions, the moving block 32 drives the moving member 33 to move in opposite directions, the moving member 33 drives the clamping block 34 to move in opposite directions, and when the clamping block 34 contacts the circuit board, the second motor 310 is turned off to fix the circuit board, and then, the moving plate 2 and one end of the placement block 23 are moved out of the box body 1, so that the circuit board is separated from the placement block 23. Contact, start the fan 24 to clean the circuit board, by setting the double-headed screw 31, the moving block 32, the moving part 33, and the clamping block 34, the effect of fixing the circuit board is achieved, the double-headed screw 31 drives the moving block 32 to move in opposite directions, the moving block 32 drives the moving part 33 to move in opposite directions, and the moving part 33 drives the clamping block 34 to move in opposite directions. When the clamping block 34 contacts the circuit board, the circuit board is fixed, thereby preventing the circuit board from falling and causing damage when the upper and lower surfaces of the circuit board are cleaned, which is convenient for the staff to use.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An auxiliary mechanism for an automatic optical inspection machine, comprising a box (1), characterized in that: A movable plate (2) is slidably provided inside the box body (1), a symmetrically distributed tooth plate (21) is fixedly provided on the lower surface of the movable plate (2), a gear (22) is meshed on one side wall of the tooth plate (21), a placement block (23) is fixedly provided on the upper surface of the movable plate (2), a fan (24) is fixedly provided on the outer upper surface of the box body (1), an air inlet pipe (25) is fixedly provided at one end of the fan (24), a diversion box (26) is fixedly provided at the end of the air inlet pipe (25) away from the fan (24), the bottom end of the diversion box (26) is fixedly mounted on the outer upper surface of the box body (1), a plurality of air outlet pipes (27) distributed in an array are fixedly provided at the bottom end of the diversion box (26), the air outlet pipes (27) are fixedly passed through the top end of the box body (1) and are placed inside, and a blower head (28) is fixedly provided at the bottom end of the air outlet pipe (27).

2. The auxiliary mechanism for an automatic optical inspection machine according to claim 1, characterized in that: An outer frame (3) is fixedly provided on the inner wall of the box body (1), a double-headed screw (31) is rotatably provided inside the outer frame (3), two ends of the double-headed screw (31) are rotatably mounted on the inner wall of the box body (1), a symmetrically distributed moving block (32) is threadedly sleeved on the outer side of the double-headed screw (31), a moving piece (33) is fixedly provided on the top of the moving block (32), and symmetrically distributed clamping blocks (34) are fixedly provided on the side walls of the bottom of the moving piece (33) that are close to each other.

3. The auxiliary mechanism for an automatic optical inspection machine according to claim 1, characterized in that: The gear (22) is located outside the box (1), a rotating rod (210) is fixedly inserted in the gear (22), a first motor (220) is fixedly installed at one end of the rotating rod (210), and a driving end of the first motor (220) is coaxially fixedly installed with the rotating rod (210).

4. The auxiliary mechanism for an automatic optical inspection machine according to claim 2, characterized in that: One end of the double-headed screw (31) rotates through a side wall of the box body (1) and is placed outside. A second motor (310) is provided at one end of the double-headed screw (31), and a driving end of the second motor (310) is coaxially fixedly installed with the double-headed screw (31).

5. The auxiliary mechanism for an automatic optical inspection machine according to claim 3, characterized in that: A stabilizing plate (230) is rotatably provided at one end of the rotating rod (210) away from the first motor (220), and the stabilizing plate (230) is fixedly mounted on the outer wall of the box body (1).

6. The auxiliary mechanism for an automatic optical inspection machine according to claim 1, characterized in that: An activated carbon adsorption plate (4) is arranged on the lower surface of the interior of the box (1).

7. The auxiliary mechanism for an automatic optical inspection machine according to claim 2, characterized in that: A guide rod (320) is provided inside the outer frame (3), and both ends of the guide rod (320) are fixedly mounted on the inner wall of the box body (1). A guide block (330) is fixedly provided at the bottom end of the moving block (32), and the guide rod (320) slides through the guide block (330).

8. The auxiliary mechanism for an automatic optical inspection machine according to claim 6, characterized in that: A switch door (41) is fixedly provided at one end of the activated carbon adsorption plate (4).

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