PCB drilling and chip removing integrated device

Abstract

The utility model discloses a PCB (printed circuit board) drilling and chip removing integrated device which comprises a workbench, the outer wall of the workbench is fixedly connected with a support, and when a driving motor drives an output shaft to rotate, the output shaft drives a first rotating rod and a second rotating rod to rotate through a first transmission belt and a second transmission belt respectively; a first rotating rod rotates to drive a first scrap removing fan to rotate, the first scrap removing fan is located above a cavity, waste scraps generated during work are all blown into the cavity through downward blowing airflow, a second rotating rod rotates to drive a first bevel gear to rotate, and the first bevel gear rotates to drive a second bevel gear to rotate; the second bevel gear rotates to drive the driven shaft to rotate, the driven shaft rotates to drive the second chip removal fan to rotate, the second chip removal fan blows sweeps generated during working to the position below the first chip removal fan, then the first chip removal fan conveys the sweeps into the cavity, then the chip removal effect is achieved, and the working environment is kept clean and tidy.

Description

Technical Field

[0001] The utility model relates to the technical field of PCB circuit board processing, in particular to a PCB circuit board drilling and chip removal integrated device. Background Art

[0002] PCB is called printed circuit board, also known as printed circuit board, which is an important electronic component, a support for electronic components, and a carrier for the electrical connection of electronic components. Because it is made by electronic printing, it is called "printed" circuit board; PCB is one of the important components of the electronics industry. Almost every electronic device, from small electronic watches and calculators to large computers, communication electronic equipment, and military weapon systems, as long as there are electronic components such as integrated circuits, must use printed circuits to make electrical interconnections between various components.

[0003] Publication number CN107396536A discloses a PCB circuit board drilling device, including a drilling device consisting of an upper shell and a lower shell and a pressing device used in conjunction with the drilling device, the pressing device being externally connected to a computer and controlled by a computer program, a drilling cavity being provided between the upper shell and the lower shell, a PCB board being placed on the lower shell in the drilling cavity, a No. 1 pipe being provided at the middle position inside the lower shell, a No. 2 pipe being provided in the upper shell opposite to the top of the No. 1 pipe, a No. 1 sliding cavity being symmetrically provided in the upper shell on both sides of the No. 2 pipe, a No. 2 sliding cavity being provided in the upper shell between the No. 1 sliding cavity and the No. 2 pipe, a sliding groove being provided in the upper shell above the top of the No. 2 sliding cavity, a locking rod extending up and down being provided in the No. 2 sliding cavity, a No. 1 outer inclined sliding surface being provided in the top extension section of the locking rod, the No. 1 outer inclined sliding surface passing through the inner wall of the upper shell and extending into the sliding groove, and a presser foot being fixedly provided in the bottom extension section of the locking rod.

[0004] In the above document, during the punching process, a small amount of debris is likely to accumulate on the surface of the PCB circuit board, and the debris cannot be effectively recycled, which can easily cause surrounding air pollution and affect the processing and production of the PCB circuit board. Utility Model Content

[0005] The purpose of the utility model is to provide an integrated device for drilling and chip removal of a PCB circuit board to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a PCB circuit board drilling and chip removal integrated device, comprising a workbench, the outer wall of the workbench is fixedly connected to a bracket, the top of the bracket is fixedly connected to a driving cylinder, the bottom end of the driving cylinder is fixedly connected to a driving motor, the bottom end of the driving motor is fixedly connected to a dustproof shell, the inside of the driving motor is fixedly connected to an output shaft, the bottom end of the output shaft is fixedly connected to a drilling rod, a chip removal device is arranged inside the dustproof shell, and the output shaft is located outside one end of the dustproof shell. The wall transmission is connected to the first transmission belt, the top end of the inner wall of the dustproof shell is rotatably connected to the first rotating rod, the outer wall of the first rotating rod is fixedly connected to the first chip removal fan, the outer wall of the output shaft is located at one end of the dustproof shell and is connected to the second transmission belt, the top end of the inner wall of the dustproof shell is rotatably connected to the second rotating rod, the bottom end of the second rotating rod is fixedly connected to the first bevel gear, the inner wall of the dustproof shell is rotatably connected to the driven shaft, the inner wall of the driven shaft is fixedly connected to the second chip removal fan, and the end of the driven shaft away from the inner wall of the dustproof shell is fixedly connected to the second bevel gear.

[0007] As a further preferred embodiment of the present technical solution, the first transmission belt is located above the second transmission belt, and one end of the first transmission belt away from the outer wall of the output shaft is transmission-connected to the outer wall of the first rotating rod.

[0008] As a further preferred embodiment of the present technical solution, one end of the second transmission belt away from the outer wall of the output shaft is transmission-connected to the outer wall of the second rotating rod, the first bevel gear is located above the second bevel gear, and the first bevel gear is meshed with the second bevel gear.

[0009] As a further preferred embodiment of the present technical solution, a cavity is opened inside the workbench, and a connecting rod is fixedly connected to the bottom end of the driving cylinder, and the connecting rod passes through and is slidably connected to the top end of the cavity.

[0010] As a further preferred embodiment of the present technical solution, one end of the connecting rod located inside the cavity is fixedly connected to a connecting arm, and one end of the connecting arm away from the connecting rod is fixedly connected to a baffle.

[0011] As a further preferred embodiment of the present technical solution, a clamping device is provided at the top of the workbench, a fixed column is fixedly connected to the top of the workbench, a movable groove is provided on the outer wall of the fixed column, a spring is fixedly connected to the top of the inner wall of the movable groove, and a movable block is fixedly connected to the bottom end of the spring.

[0012] As a further preferred embodiment of the present technical solution, a clamping block is fixedly connected to the outer wall of the movable block, and a rubber pad is fixedly connected to the bottom end of the clamping block.

[0013] The utility model provides an integrated device for drilling and chip removal of a PCB circuit board, which has the following beneficial effects:

[0014] (1) The utility model drives the baffle plate to move downward through the connecting rod and the connecting arm, and at this time the baffle plate is separated from the covering of the cavity. When drilling, the dustproof housing is located above the circuit board. When the driving motor drives the output shaft to rotate, the output shaft drives the first rotating rod and the second rotating rod to rotate respectively through the first transmission belt and the second transmission belt. The rotation of the first rotating rod drives the first chip removal fan to rotate. The first chip removal fan is located above the cavity. The waste chips generated during work are blown into the cavity by the downward airflow. The rotation of the second rotating rod drives the first bevel gear to rotate. The rotation of the first bevel gear drives the second bevel gear to rotate. The rotation of the second bevel gear drives the driven shaft to rotate. The rotation of the driven shaft drives the second chip removal fan to rotate. The second chip removal fan blows the waste chips generated during work to the bottom of the first chip removal fan, and the first chip removal fan transports the waste chips to the inside of the cavity, thereby achieving the chip removal effect and maintaining a clean working environment.

[0015] (2) The utility model moves the clamping block upward, and the clamping block drives the movable block to move upward inside the movable groove. The movable block moves upward to squeeze the spring. The spring contracts when subjected to external pressure. At this time, the circuit board is placed under the clamping block, and the force on the clamping block is released. The spring drives the movable block to reset. At this time, the clamping block drives the rubber pad to fix the circuit board, thereby preventing the circuit board from being offset during the processing of the circuit board and increasing the accuracy of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the overall cross-sectional structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the chip removal device of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the clamping device of the utility model.

[0020] In the figure: 1. workbench; 2. bracket; 3. driving cylinder; 4. driving motor; 5. dustproof shell; 6. chip removal device; 61. first transmission belt; 62. first rotating rod; 63. first chip removal fan; 64. second transmission belt; 65. second rotating rod; 66. driven shaft; 67. second chip removal fan; 68. first bevel gear; 69. second bevel gear; 610. cavity; 611. connecting rod; 612. connecting arm; 613. baffle; 7. clamping device; 71. fixed column; 72. movable groove; 73. spring; 74. movable block; 75. clamping block; 76. rubber pad; 8. output shaft; 9. drilling rod. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0022] The utility model provides a technical solution: Figures 1 to 4 As shown, in this embodiment, a PCB circuit board drilling and chip removal integrated device includes a workbench 1, the outer wall of the workbench 1 is fixedly connected to a bracket 2, the top of the bracket 2 is fixedly connected to a driving cylinder 3, the bottom end of the driving cylinder 3 is fixedly connected to a driving motor 4, the bottom end of the driving motor 4 is fixedly connected to a dustproof shell 5, the inside of the driving motor 4 is fixedly connected to an output shaft 8, the bottom end of the output shaft 8 is fixedly connected to a drilling rod 9, the dustproof shell 5 is provided with a chip removal device 6, and the outer wall of one end of the output shaft 8 located inside the dustproof shell 5 is transmission-connected to a first transmission belt 61, The top end of the inner wall of the dustproof shell 5 is rotatably connected to the first rotating rod 62, the outer wall of the first rotating rod 62 is fixedly connected to the first chip removal fan 63, the outer wall of one end of the output shaft 8 located inside the dustproof shell 5 is transmission-connected to the second transmission belt 64, the top end of the inner wall of the dustproof shell 5 is rotatably connected to the second rotating rod 65, the bottom end of the second rotating rod 65 is fixedly connected to the first bevel gear 68, the inner wall of the dustproof shell 5 is rotatably connected to the driven shaft 66, the inner wall of the driven shaft 66 is fixedly connected to the second chip removal fan 67, and the end of the driven shaft 66 away from the inner wall of the dustproof shell 5 is fixedly connected to the second bevel gear 69.

[0023] The first transmission belt 61 is located above the second transmission belt 64 , and one end of the first transmission belt 61 away from the outer wall of the output shaft 8 is transmission-connected to the outer wall of the first rotating rod 62 .

[0024] Through the first transmission belt 61 , the first rotating rod 62 can be driven to rotate while the output shaft 8 rotates.

[0025] One end of the second transmission belt 64 away from the outer wall of the output shaft 8 is transmission-connected to the outer wall of the second rotating rod 65 . The first bevel gear 68 is located above the second bevel gear 69 , and the first bevel gear 68 is meshed with the second bevel gear 69 .

[0026] When the output shaft 8 rotates, the second transmission belt 64 drives the second rotating rod 65 to rotate, and then drives the second bevel gear 69 to rotate through the first bevel gear 68 .

[0027] A cavity 610 is provided inside the workbench 1 , and a connecting rod 611 is fixedly connected to the bottom end of the driving cylinder 3 . The connecting rod 611 penetrates through and is slidably connected to the top end of the cavity 610 .

[0028] By driving the cylinder 3, the driving cylinder 3 can be started to drive the connecting rod 611 to move in the up and down vertical directions.

[0029] One end of the connecting rod 611 located inside the cavity 610 is fixedly connected to a connecting arm 612 , and one end of the connecting arm 612 away from the connecting rod 611 is fixedly connected to a baffle 613 .

[0030] Through the connecting rod 611 , the connecting rod 611 can drive the baffle 613 to move up and down using the connecting arm 612 .

[0031] Among them, a clamping device 7 is provided at the top of the workbench 1, and a fixed column 71 is fixedly connected to the top of the workbench 1. A movable groove 72 is opened on the outer wall of the fixed column 71. A spring 73 is fixedly connected to the top of the inner wall of the movable groove 72, and a movable block 74 is fixedly connected to the bottom end of the spring 73.

[0032] Through the spring 73, the spring 73 can exert a certain squeezing force on the movable block 74 to maintain the movable block 74 in a stationary state without being affected by external forces.

[0033] The outer wall of the movable block 74 is fixedly connected with a clamping block 75 , and the bottom end of the clamping block 75 is fixedly connected with a rubber pad 76 .

[0034] The rubber pad 76 can alleviate direct squeezing of the object when the object is clamped and fixed, thereby ensuring product quality.

[0035] The utility model provides an integrated device for drilling and chip removal of PCB circuit boards, and the specific working principle is as follows:

[0036] When in use, the circuit board that needs to be punched is placed on the top of the workbench 1, and the staff moves the clamping block 75 upward, and the clamping block 75 drives the movable block 74 to move upward inside the movable groove 72, and the movable block 74 moves upward to squeeze the spring 73, and the spring 73 contracts when it is subjected to pressure from the outside. At this time, the circuit board is placed under the clamping block 75, and the force on the clamping block 75 is released. The spring 73 drives the movable block 74 to reset. At this time, the clamping block 75 drives the rubber pad 76 to fix the circuit board, and the drive motor 4 and the drive cylinder 3 are turned on. The drive cylinder 3 drives the drilling rod 9 to move downward to drill the circuit board, and the connecting rod 611 moves downward synchronously. The connecting rod 611 moves downward and drives the baffle 613 to move downward through the connecting arm 612. At this time, the baffle 613 is separated from the shielding of the cavity 610, and the dustproof shell 5 is located on the circuit board during drilling. At the top, when the driving motor 4 drives the output shaft 8 to rotate, the output shaft 8 drives the first rotating rod 62 and the second rotating rod 65 to rotate respectively through the first transmission belt 61 and the second transmission belt 64. The rotation of the first rotating rod 62 drives the first chip removing fan 63 to rotate. The first chip removing fan 63 is located above the cavity 610. The waste chips generated during work are blown into the cavity 610 by the downward airflow. The second rotating rod 65 rotates to drive the first bevel gear 68 to rotate. The first bevel gear 68 rotates to drive the second bevel gear 69 to rotate. The second bevel gear 69 rotates to drive the driven shaft 66 to rotate. The driven shaft 66 rotates to drive the second chip removing fan 67 to rotate. The second chip removing fan 67 blows the waste chips generated during work to the bottom of the first chip removing fan 63, and then the first chip removing fan 63 transports the waste chips to the inside of the cavity 610, thereby achieving the chip removal effect and maintaining a clean working environment.

[0037] 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. A PCB circuit board drilling and chip removal integrated device, comprising a workbench (1), characterized in that: The outer wall of the workbench (1) is fixedly connected to a bracket (2), the top of the bracket (2) is fixedly connected to a driving cylinder (3), the bottom of the driving cylinder (3) is fixedly connected to a driving motor (4), the bottom of the driving motor (4) is fixedly connected to a dustproof housing (5), the inside of the driving motor (4) is fixedly connected to an output shaft (8), the bottom of the output shaft (8) is fixedly connected to a drilling rod (9), a chip removal device (6) is arranged inside the dustproof housing (5), the outer wall of one end of the output shaft (8) located inside the dustproof housing (5) is transmission-connected to a first transmission belt (61), and the top of the inner wall of the dustproof housing (5) is rotationally connected to There is a first rotating rod (62), the outer wall of the first rotating rod (62) is fixedly connected to the first chip removal fan (63), the outer wall of one end of the output shaft (8) located inside the dustproof shell (5) is transmission-connected to the second transmission belt (64), the top of the inner wall of the dustproof shell (5) is rotationally connected to the second rotating rod (65), the bottom end of the second rotating rod (65) is fixedly connected to the first bevel gear (68), the inner wall of the dustproof shell (5) is rotationally connected to the driven shaft (66), the inner wall of the driven shaft (66) is fixedly connected to the second chip removal fan (67), and the end of the driven shaft (66) away from the inner wall of the dustproof shell (5) is fixedly connected to the second bevel gear (69).

2. The integrated device for drilling and chip removal of PCB circuit boards according to claim 1, characterized in that: The first transmission belt (61) is located above the second transmission belt (64), and one end of the first transmission belt (61) away from the outer wall of the output shaft (8) is transmission-connected to the outer wall of the first rotating rod (62).

3. The integrated device for drilling and chip removal of PCB circuit boards according to claim 2, characterized in that: One end of the second transmission belt (64) away from the outer wall of the output shaft (8) is transmission-connected to the outer wall of the second rotating rod (65); the first bevel gear (68) is located above the second bevel gear (69), and the first bevel gear (68) is meshed with the second bevel gear (69).

4. The integrated device for drilling and chip removal of PCB circuit boards according to claim 3, characterized in that: A cavity (610) is provided inside the workbench (1), and a connecting rod (611) is fixedly connected to the bottom end of the driving cylinder (3), and the connecting rod (611) passes through and is slidably connected to the top end of the cavity (610).

5. The integrated device for drilling and chip removal of PCB circuit boards according to claim 4, characterized in that: One end of the connecting rod (611) located inside the cavity (610) is fixedly connected to a connecting arm (612), and one end of the connecting arm (612) away from the connecting rod (611) is fixedly connected to a baffle (613).

6. The integrated device for drilling and chip removal of PCB circuit boards according to claim 5, characterized in that: A clamping device (7) is provided at the top of the workbench (1), a fixed column (71) is fixedly connected to the top of the workbench (1), a movable groove (72) is provided on the outer wall of the fixed column (71), a spring (73) is fixedly connected to the top of the inner wall of the movable groove (72), and a movable block (74) is fixedly connected to the bottom end of the spring (73).

7. The integrated device for drilling and chip removal of PCB circuit boards according to claim 6, characterized in that: The outer wall of the movable block (74) is fixedly connected with a clamping block (75), and the bottom end of the clamping block (75) is fixedly connected with a rubber pad (76).

Images