High-precision automatic surface mounting device for circuit board processing

Abstract

The utility model discloses a high-precision automatic chip mounting device for circuit board processing, which relates to the technical field of chip mounting equipment, and comprises a bottom box body, a transverse servo single-shaft position control module is arranged in a transverse frame, and the output end of a second electric cylinder is fixedly connected with a material suction head. A conveying assembly facilitating material height adjustment is arranged at the top end of the bottom box body. According to the high-precision automatic surface mounting device for circuit board processing, by arranging the side edge fixing frame, the first electric cylinder, the supporting plate and the L-shaped plate shell, when the high-precision automatic surface mounting device is used, the driving motor drives the driving wheel to continuously rotate, the driving wheel drives the first driven wheel to continuously rotate, and the front end and the rear end of a PCB to be subjected to surface mounting are clamped between the first belt and the second belt; and the first electric cylinder on the side edge fixing frame extends upwards, so that the side edge fixing frame can be lifted and can be matched with the upper part of equipment with the large size, the conveying height adjusting function is achieved, and the problem that the device does not have the conveying height adjusting function is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to patch equipment technical field, concretely is a kind of high-precision automatic patching device for circuit board processing. BACKGROUND

[0002] Patching is an important step of circuit board processing, through patching equipment, small circuit components are accurately placed on the surface of PCB, facilitating subsequent entry into the glue dispensing process, for rapid glue dispensing or soldering.

[0003] The current common high-precision automatic patching device for circuit board processing is mostly similar in overall structure, adopts a conveyor belt to convey PCB, and a vacuum suction head is used to grab components, the suction head is adjusted in position by a servo position control module, and there are some deficiencies in function in actual use, and there is some room for improvement, such as the height of the conveyor belt is fixed, and the height of material conveying is different in different production environments, and the fixed height of the conveyor belt limits the equipment, so that the application range is reduced, and the height of the conveyor belt is not adjustable.

[0004] Now, a new high-precision automatic patching device for circuit board processing is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of high-precision automatic patching device for circuit board processing to solve the problem of not having the function of adjustable conveying height proposed in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of high-precision automatic patching device for circuit board processing, including bottom box, infrared sensor is installed at the middle position of the top of bottom box, the top of bottom box is fixedly connected with top fixed frame, the inside left and right sides of top fixed frame are respectively installed with longitudinal servo single-shaft position control module, the top of longitudinal servo single-shaft position control module is movably connected with longitudinal slide block, two groups of longitudinal slide block are fixedly connected with horizontal frame between transversely, the inside of horizontal frame is provided with horizontal servo single-shaft position control module, the bottom of horizontal servo single-shaft position control module is movably connected with horizontal slide block, the bottom of horizontal slide block is fixedly connected with electric cylinder fixed frame, the bottom of the inside of electric cylinder fixed frame is installed with multiple second electric cylinders, the output end of second electric cylinder is fixedly connected with material suction head, the right side of bottom box is fixedly connected with controller, the top of bottom box is provided with the conveying assembly for adjusting the height of material.

[0007] The conveying assembly includes two sets of side fixing frames, which are respectively fixedly connected to the top of the left and right sides of the bottom box. A first electric cylinder is installed at the bottom of the side fixing frame, and a support plate is horizontally placed at the top of the side fixing frame. Two sets of "L"-shaped shells are horizontally placed at the top of the bottom box. A drive motor is installed on the left and right sides of the outer side of the "L"-shaped shell, and a drive wheel is movably connected to the bottom of the left and right sides of the inner side of the "L"-shaped shell. Multiple sets of first driven wheels are arranged between the two sets of drive wheels. A first belt is sleeved on the outside of the drive wheels and the first driven wheels. Multiple sets of second driven wheels are arranged above the first belt, and a second belt is sleeved on the outside of the second driven wheels.

[0008] As a further technical solution of this utility model, the top ends of the bottom box and the side fixing frame are flush, the side fixing frames are symmetrically distributed about the vertical center line of the bottom box, and the top end of the tray and the bottom end of the "L"-shaped shell are attached to each other.

[0009] As a further technical solution of this utility model, the output end of the drive motor is connected to the drive wheel, and the outer diameters of the drive wheel, the first driven wheel, and the second driven wheel are the same.

[0010] As a further technical solution of this utility model, the first belt and the second belt have the same width, there is a distance between the top end of the first belt and the bottom end of the second belt, and the first electric cylinder, the drive motor and the controller are electrically connected.

[0011] As a further technical solution of this utility model, two sets of fixing bolts are respectively inserted into the left and right sides of the top of the "L"-shaped plate shell, and multiple sets of positioning screw holes are opened at the top of the support plate.

[0012] As a further technical solution of this utility model, the fixing bolt penetrates the "L"-shaped shell and extends into the interior of the positioning screw hole, and the positioning screw hole is arranged at equal intervals.

[0013] As a further technical solution of this utility model, bottom support plates are fixedly connected to the front and rear ends of the top of the tray, a top support plate is provided on the left side of the top fixing frame, a suction head is fixedly connected to the middle position of the bottom end of the top support plate, an industrial vacuum cleaner interface is fixedly connected to the top of the suction head, and a soft brush is glued to the right side of the bottom of the suction head.

[0014] As a further technical solution of this utility model, the suction head and the industrial vacuum cleaner interface are internally connected, and the bottom end of the soft brush is flush with the top end of the first belt.

[0015] Compared with the prior art, the beneficial effects of this utility model are: the high-precision automatic chip mounting device for circuit board processing not only realizes the function of adjustable conveying height, but also the function of adjustable conveying width, and also the function of cleaning the PCB board surface;

[0016] (1) By setting a side fixing frame, a first electric cylinder, a tray, an "L" shaped plate shell, a drive wheel, a drive motor, a first driven wheel, a first belt, a second driven wheel and a second belt, when in use, the drive motor drives the drive wheel to rotate continuously, and the drive wheel drives the first driven wheel to rotate continuously. The front and rear ends of the PCB board to be mounted are stuck between the first belt and the second belt. Under the conveying of the first belt, it reaches the infrared sensor. The longitudinal servo single-axis position control module and the transverse servo single-axis position control module control the position of the transverse slider. The material suction head first sucks up the material and then mounts the components, placing the components one by one on the surface of the PCB board. According to the actual height of the upstream and downstream equipment, the height of the conveyor belt, mainly the "L" shaped plate shell, can be adjusted. The first electric cylinder on the side fixing frame extends upward, which can raise it. It can match the larger size of the upper part of the equipment and realize the function of adjustable conveying height.

[0017] (2) With fixed bolts and positioning screw holes, the distance between the two sets of "L" shaped shells can be adjusted according to the actual width of the PCB board to be mounted. First, remove the fixed bolts on the "L" shaped shell, and the installation position of the "L" shaped shell can be adjusted. Multiple sets of positioning screw holes provide a variety of size options. Select the corresponding positioning screw hole and re-drive in the fixed bolt for installation. This realizes the function of adjustable conveying width.

[0018] (3) With a bottom support plate, a top support plate, a suction head, an industrial vacuum cleaner interface and a soft brush, when in use, the material enters the equipment from left to right. The industrial vacuum cleaner is connected to the industrial vacuum cleaner interface. When the material passes under the suction head, the suction head sucks up the air below and removes dust and other foreign objects from the PCB board surface. The soft brush gently sweeps the PCB board surface to further improve the cleaning effect and realize the function of cleaning the PCB board surface. Attached Figure Description

[0019] Figure 1 This is a front view structural diagram of the present utility model;

[0020] Figure 2 This is a top view of the bottom box structure of this utility model;

[0021] Figure 3 This is a partial enlarged front view of the "L"-shaped plate shell of this utility model;

[0022] Figure 4 This is a front view structural diagram of the first electric cylinder of this utility model in its extended state;

[0023] Figure 5 This is a side enlarged structural diagram of the top support plate of this utility model;

[0024] Figure 6 This is an enlarged front view cross-sectional diagram of the top support plate of this utility model.

[0025] In the diagram: 1. Bottom housing; 2. Side mounting bracket; 3. First electric cylinder; 4. Support plate; 5. "L"-shaped shell; 6. Drive wheel; 7. Drive motor; 8. First driven wheel; 9. First belt; 10. Second driven wheel; 11. Second belt; 12. Fixing bolt; 13. Positioning screw eye; 14. Infrared sensor; 15. Top mounting bracket; 16. Longitudinal servo single-axis position control module; 17. Longitudinal slider; 18. Transverse frame; 19. Transverse servo single-axis position control module; 20. Transverse slider; 21. Electric cylinder mounting bracket; 22. Second electric cylinder; 23. Material suction head; 24. Bottom support plate; 25. Top support plate; 26. Suction head; 27. Industrial vacuum cleaner interface; 28. Soft brush; 29. ​​Controller. Detailed Implementation

[0026] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0027] Example: Please refer to Figures 1-6 A high-precision automatic chip mounting device for circuit board processing includes a bottom housing 1. An infrared sensor 14 is installed at the middle of the top of the bottom housing 1. A top mounting bracket 15 is fixedly connected to the top of the bottom housing 1. A longitudinal servo single-axis position control module 16 is installed on the left and right sides inside the top mounting bracket 15. A longitudinal slider 17 is movably connected to the top of the longitudinal servo single-axis position control module 16. A transverse frame 18 is fixedly connected between the two sets of longitudinal sliders 17. A transverse servo single-axis position control module 19 is set inside the transverse frame 18. A transverse slider 20 is movably connected to the bottom of the transverse servo single-axis position control module 19. An electric cylinder mounting bracket 21 is fixedly connected to the bottom of the transverse slider 20. Multiple sets of second electric cylinders 22 are installed inside the bottom of the electric cylinder mounting bracket 21. A material suction head 23 is fixedly connected to the output end of the second electric cylinder 22. A controller 29 is fixedly connected to the right side of the bottom housing 1. A conveying component for easy adjustment of material height is set at the top of the bottom housing 1.

[0028] Please see Figures 1-6A high-precision automatic chip mounting device for circuit board processing also includes a conveying assembly. The conveying assembly includes two sets of side fixing frames 2, which are respectively fixedly connected to the top of the left and right sides of the bottom box 1. A first electric cylinder 3 is installed at the bottom of the side fixing frame 2, and a pallet 4 is horizontally placed at the top of the side fixing frame 2. Two sets of "L"-shaped shells 5 are horizontally placed at the top of the bottom box 1. A drive motor 7 is installed on the left and right sides of the outer side of the "L"-shaped shell 5. A drive wheel 6 is movably connected to the bottom of the left and right sides of the inner side of the "L"-shaped shell 5. Multiple sets of first driven wheels 8 are arranged between the two sets of drive wheels 6. A first belt 9 is sleeved on the outside of the drive wheel 6 and the first driven wheels 8. Multiple sets of second driven wheels 10 are arranged above the first belt 9. A second belt 11 is sleeved on the outside of the second driven wheels 10.

[0029] The tops of the bottom box 1 and the side fixing bracket 2 are flush. The side fixing bracket 2 is symmetrically distributed about the vertical center line of the bottom box 1. The top of the pallet 4 is attached to the bottom of the "L"-shaped shell 5. The output end of the drive motor 7 is connected to the drive wheel 6. The outer diameters of the drive wheel 6, the first driven wheel 8, and the second driven wheel 10 are the same. The widths of the first belt 9 and the second belt 11 are the same. There is a distance between the top of the first belt 9 and the bottom of the second belt 11. The first electric cylinder 3, the drive motor 7, and the controller 29 are electrically connected to facilitate the adjustment of the conveyor belt height.

[0030] Specifically, such as Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the front and rear ends of the PCB board to be mounted are clamped between the first belt 9 and the second belt 11. Under the conveying of the first belt 9, it reaches the infrared sensor 14. The longitudinal servo single-axis position control module 16 and the transverse servo single-axis position control module 19 control the position of the transverse slider 20. The material suction head 23 first sucks up the material and then mounts the components, placing them one by one on the surface of the PCB board. According to the actual height of the upstream and downstream equipment, the height of the conveyor belt, mainly the "L"-shaped shell 5, can be adjusted. The first electric cylinder 3 on the side fixing frame 2 extends upward to raise it, which can match the larger size of the upper part of the equipment. The first electric cylinder 3, the drive motor 7, and the controller 29 are electrically connected. This technology is existing technology, so it will not be described in detail.

[0031] Two sets of fixing bolts 12 are inserted into the left and right sides of the top of the “L”-shaped shell 5 respectively. Multiple sets of positioning screw holes 13 are opened at the top of the support plate 4. The fixing bolts 12 pass through the “L”-shaped shell 5 and extend into the interior of the positioning screw holes 13. The positioning screw holes 13 are arranged at equal intervals, which makes it convenient to adjust according to the width of the material.

[0032] Specifically, such as Figure 1 and Figure 2As shown, remove the fixing bolts 12 on the "L"-shaped shell 5, and the installation position of the "L"-shaped shell 5 can be adjusted. Multiple sets of positioning screw holes 13 provide a variety of size options. Select the corresponding positioning screw hole 13 and re-drive in the fixing bolts 12 for installation.

[0033] Bottom support plates 24 are fixedly connected to the front and rear ends of the top of the tray 4, and a top support plate 25 is provided on the left side of the top fixing frame 15. A suction head 26 is fixedly connected to the middle position of the bottom of the top support plate 25. An industrial vacuum cleaner interface 27 is fixedly connected to the top of the suction head 26. A soft brush 28 is glued to the right side of the bottom of the suction head 26. The suction head 26 and the industrial vacuum cleaner interface 27 are internally connected. The bottom of the soft brush 28 is flush with the top of the first belt 9, which facilitates surface cleaning of the PCB board.

[0034] Specifically, such as Figure 1 , Figure 2 , Figure 5 and Figure 6 As shown, when the industrial vacuum cleaner is connected to the industrial vacuum cleaner interface 27, the suction head 26 draws in the air below when the material passes under the suction head 26, removing dust and other foreign objects from the surface of the PCB board. The soft brush 28 then gently sweeps the surface of the PCB board to further improve the cleaning effect.

[0035] Working principle: When this utility model is in use, firstly, the drive motor 7 drives the drive wheel 6 to rotate continuously, and the drive wheel 6 drives the first driven wheel 8 to rotate continuously. The front and rear ends of the PCB board to be mounted are stuck between the first belt 9 and the second belt 11. Under the conveying of the first belt 9, it reaches the infrared sensor 14. The longitudinal servo single-axis position control module 16 and the transverse servo single-axis position control module 19 control the position of the transverse slider 20. The material suction head 23 first sucks up the material and then mounts the components, placing the components one by one on the surface of the PCB board. According to the actual height of the upstream and downstream equipment, the height of the conveyor belt, mainly the "L"-shaped shell 5, can be adjusted. The first electric cylinder 3 on the side fixing frame 2 extends upward to raise it, which can match the larger size of the upper part of the equipment. Based on the actual width of the PCB board to be mounted, the distance between the two sets of "L"-shaped shells 5 can be adjusted. First, remove the fixing bolts 12 on the "L"-shaped shells 5, and the installation position of the "L"-shaped shells 5 can be adjusted. Multiple sets of positioning screw holes 13 provide a variety of size options. Select the corresponding positioning screw hole 13 and re-drive in the fixing bolts 12 for installation. The material enters the equipment from left to right. Connect the industrial vacuum cleaner to the industrial vacuum cleaner interface 27. When the material passes under the suction head 26, the suction head 26 draws in the air below, removing dust and other foreign objects from the surface of the PCB board. The soft brush 28 lightly sweeps the surface of the PCB board to further improve the cleaning effect.

[0036] It will be apparent to those skilled in the art that this invention is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or essential characteristics of this invention. Therefore, the embodiments should be considered illustrative and non-limiting in all respects, and the scope of this invention is defined by the appended claims rather than the foregoing description. Thus, it is intended that all variations falling within the meaning and scope of equivalents of the claims be included within this invention. No reference numerals in the claims should be construed as limiting the scope of the claims.

Claims

1. A high-precision automatic chip mounting device for circuit board processing, comprising a bottom housing (1), characterized in that: An infrared sensor (14) is installed at the middle position of the top of the bottom housing (1). A top mounting bracket (15) is fixedly connected to the top of the bottom housing (1). A longitudinal servo single-axis position control module (16) is installed on the left and right sides of the top mounting bracket (15). A longitudinal slider (17) is movably connected to the top of the longitudinal servo single-axis position control module (16). A transverse frame (18) is fixedly connected between the two sets of longitudinal sliders (17). A transverse servo single-axis position control module is set inside the transverse frame (18). The horizontal servo single-axis position control module (19) is movably connected to the bottom of the horizontal slider (20), and the bottom of the horizontal slider (20) is fixedly connected to the electric cylinder fixing frame (21). Multiple sets of second electric cylinders (22) are installed inside the bottom of the electric cylinder fixing frame (21). The output end of the second electric cylinder (22) is fixedly connected to the material suction head (23). The right side of the bottom box (1) is fixedly connected to the controller (29), and the top of the bottom box (1) is provided with a conveying component that facilitates the adjustment of the material height. The conveying assembly includes two sets of side fixing frames (2), which are fixedly connected to the top of the left and right sides of the bottom box (1). A first electric cylinder (3) is installed at the bottom of the side fixing frame (2), and a pallet (4) is placed horizontally at the top of the side fixing frame (2). Two sets of "L"-shaped shells (5) are placed horizontally at the top of the bottom box (1). Drive motors (7) are installed on the left and right sides of the outer side of the "L"-shaped shells (5). Drive wheels (6) are movably connected to the bottom of the left and right sides of the inner side of the "L"-shaped shells (5). Multiple sets of first driven wheels (8) are arranged between the two sets of drive wheels (6). A first belt (9) is sleeved on the outside of the drive wheels (6) and the first driven wheels (8). Multiple sets of second driven wheels (10) are arranged above the first belt (9). A second belt (11) is sleeved on the outside of the second driven wheels (10).

2. The high-precision automatic chip mounting device for circuit board processing according to claim 1, characterized in that: The tops of the bottom box (1) and the side fixing bracket (2) are flush. The side fixing bracket (2) is symmetrically distributed about the vertical center line of the bottom box (1). The top of the tray (4) and the bottom of the "L"-shaped shell (5) are attached to each other.

3. The high-precision automatic chip mounting device for circuit board processing according to claim 1, characterized in that: The output end of the drive motor (7) is connected to the drive wheel (6), and the outer diameters of the drive wheel (6), the first driven wheel (8), and the second driven wheel (10) are the same.

4. The high-precision automatic chip mounting device for circuit board processing according to claim 1, characterized in that: The first belt (9) and the second belt (11) have the same width. There is a distance between the top end of the first belt (9) and the bottom end of the second belt (11). The first electric cylinder (3), the drive motor (7), and the controller (29) are electrically connected.

5. The high-precision automatic chip mounting device for circuit board processing according to claim 1, characterized in that: Two sets of fixing bolts (12) are inserted into the left and right sides of the top of the "L"-shaped shell (5), and multiple sets of positioning screw holes (13) are opened at the top of the support plate (4).

6. The high-precision automatic chip mounting device for circuit board processing according to claim 5, characterized in that: The fixing bolt (12) penetrates the "L"-shaped shell (5) and extends into the interior of the positioning screw hole (13), which is arranged at equal intervals.

7. The high-precision automatic chip mounting device for circuit board processing according to claim 1, characterized in that: Bottom support plates (24) are fixedly connected to the front and rear ends of the top of the tray (4). A top support plate (25) is provided on the left side of the top fixing frame (15). A suction head (26) is fixedly connected to the middle position of the bottom end of the top support plate (25). An industrial vacuum cleaner interface (27) is fixedly connected to the top of the suction head (26). A soft brush (28) is glued to the right side of the bottom of the suction head (26).

8. The high-precision automatic chip mounting device for circuit board processing according to claim 7, characterized in that: The suction head (26) and the industrial vacuum cleaner interface (27) are internally connected, and the bottom end of the soft brush (28) is flush with the top end of the first belt (9).

Images