Circuit board positioning hole punching equipment

Abstract

The utility model relates to the technical field of punching, in particular to circuit board positioning hole punching equipment which comprises a workbench and a frame body, the frame body is arranged on the workbench, a limiting mechanism and a drilling mechanism are arranged on the workbench, and a vibration feeding disc and a sliding block are arranged on the frame body; the sliding block is provided with a limiting hole used for being matched with the positioning pin in an inserted mode, the frame body is further provided with a pushing mechanism and a pressing mechanism, the positioning pin in the vibration feeding disc is vibrated to the discharging port and then enters the limiting hole of the sliding block through a hose, and a worker firstly places a circuit board on the limiting mechanism to be fixed; then the drilling mechanism is operated to form a positioning hole in the circuit board, after drilling operation is completed, the pushing mechanism is operated to push the sliding block to move to the position above the circuit board, the limiting hole in the sliding block is coaxially aligned with the positioning hole, and finally the pressing mechanism is operated to press the positioning pin in the limiting hole. Therefore, the positioning pin can be stably installed in the positioning hole of the circuit board.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of punching, in particular to a circuit board positioning hole punching equipment. BACKGROUND

[0002] In a circuit board production process, accurate positioning of the positioning hole and the positioning pin is extremely crucial for subsequent positioning and calibration. The traditional installation of the positioning pin is in a semi-automatic manner, and the operation process is as follows: first, the positioning pin is placed in a sliding block with a magnet, the positioning pin is adsorbed by the magnet, and then the positioning pin is inserted into the positioning hole of the circuit board by a pneumatic cylinder.

[0003] However, although this installation method improves the accuracy of the installation of the positioning pin to a certain extent and speeds up the installation, it still has defects, that is, the positioning pin needs to be manually loaded into the sliding block one by one, and this pre-manual step still limits the overall production efficiency, cannot fully meet the urgent needs of modern circuit board production for efficient, accurate and fully automatic processing, and there is room for improvement. CONTENT OF THE INVENTION

[0004] In order to realize automatic and accurate positioning of the positioning pin and the positioning hole, the application provides a circuit board positioning hole punching equipment.

[0005] The application provides a circuit board positioning hole punching equipment, which adopts the following technical scheme:

[0006] The circuit board positioning hole punching equipment comprises a workbench and a frame body, the frame body is arranged on the workbench, a limiting mechanism for placing a circuit board and a drilling mechanism for drilling a positioning hole on the circuit board are arranged on the workbench, a vibrating feeding tray for temporarily storing positioning pins and a sliding block are arranged on the frame body, a limiting hole for forming a plug-in fit with the positioning pin is arranged on the sliding block, a discharge port of the vibrating feeding tray is connected with the limiting hole of the sliding block through a hose, and a pushing mechanism for pushing the sliding block to move above the circuit board and a pressing mechanism for pressing the positioning pin in the limiting hole into the positioning hole are further arranged on the frame body.

[0007] Through the above technical scheme, in actual operation, the positioning pins in the vibrating feeding tray vibrate into the limiting hole of the sliding block through the hose after vibrating to the discharge port, the work personnel first fix the circuit board on the limiting mechanism, then operate the drilling mechanism to drill a positioning hole on the circuit board, after the drilling operation is completed, the pushing mechanism is operated to push the sliding block to move above the circuit board, and the limiting hole on the sliding block is coaxially aligned with the positioning hole, and finally the pressing mechanism is operated to press the positioning pin in the limiting hole, so that the positioning pin can be stably installed in the positioning hole of the circuit board. This automatic process improves the production efficiency and accurately realizes the automatic positioning of the positioning pin and the positioning hole.

[0008] Preferably, the drilling mechanism comprises a first air cylinder, an electric spindle and a drill bit for drilling the circuit board, the first air cylinder is arranged on the workbench, the electric spindle is connected with the piston rod of the first air cylinder, and the drill bit is coaxially connected with the output shaft of the electric spindle.

[0009] By adopting the above technical scheme, the electric spindle is operated to drive the drill bit to rotate, and the first air cylinder is operated to drive the electric spindle and the drill bit to move up and down, so that the drilling operation on the circuit board is accurately realized.

[0010] Preferably, the limiting mechanism comprises a limiting plate and a push plate, the limiting plate is arranged on the workbench, the limiting plate is provided with an adaptive groove for forming an embedding cooperation with the circuit board, one end of the push plate is rotationally connected to the limiting plate, and the other end of the push plate forms an abutting cooperation with the circuit board.

[0011] By adopting the above technical scheme, the adaptive groove of the limiting plate forms an embedding cooperation with the circuit board, so that the circuit board can be quickly taken and placed, thereby preliminarily realizing the position fixation of the circuit board. By arranging the push plate, the worker can drive the push plate to form an abutting cooperation with the circuit board, thereby further enhancing the stability during the drilling process.

[0012] Preferably, the pushing mechanism is a second air cylinder, the piston rod of the second air cylinder is connected with a sliding block, the frame body is provided with a positioning block, and the sliding block is slidingly arranged in the positioning block.

[0013] By adopting the above technical scheme, the second air cylinder is operated to drive the sliding block to move, so that the sliding block can drive the positioning pin to accurately enter the positioning hole of the circuit board; and the sliding block is slidingly arranged in the positioning block, thereby ensuring that the sliding block can stably slide.

[0014] Preferably, the pressing mechanism comprises a pressing rod and a third air cylinder, the pressing rod is connected with the piston rod of the third air cylinder, and the end of the pressing rod away from the third air cylinder forms an abutting cooperation with the positioning pin.

[0015] By adopting the above technical scheme, the third air cylinder is operated to drive the pressing rod to press down the positioning pin, so that the pressing rod accurately and firmly presses the positioning pin into the positioning hole of the circuit board, thereby ensuring the close cooperation between the positioning pin and the positioning hole.

[0016] Preferably, the workbench is provided with a first avoiding hole for avoiding the drill bit, the limiting plate is provided with a second avoiding hole for avoiding the drill bit, and the first avoiding hole and the second avoiding hole are in communication.

[0017] By adopting the technical scheme, the first avoiding hole and the second avoiding hole are arranged, the risk of collision between the drill bit and the workbench or the limiting plate is avoided, the drill bit is ensured not to be hindered in the drilling process, and the drilling efficiency and safety are improved.

[0018] Preferably, the positioning block is provided with an abutting plate for abutting against the circuit board, and the abutting plate is provided with a third avoiding hole for avoiding the sliding of the sliding block.

[0019] By adopting the technical scheme, the abutting plate is arranged to further abut against the circuit board, so that the circuit board can keep stable in the drilling or positioning pin installation process, and the third avoiding hole is arranged to enable the sliding block to slide smoothly on the frame.

[0020] Preferably, the workbench is threadedly connected with a dismounting plate through bolts, and the first avoiding hole is arranged on the dismounting plate.

[0021] By adopting the technical scheme, when the dismounting plate is damaged due to the drill bit, the dismounting plate can be conveniently dismounted and maintained by the worker.

[0022] In summary, the present application has at least one of the following beneficial technical effects:

[0023] 1. In actual operation, the positioning pins in the vibrating feeding disc are vibrated into the discharging port and then into the limiting hole of the sliding block through a hose. The worker first places the circuit board on the limiting mechanism and fixes it, then operates the drilling mechanism to open a positioning hole on the circuit board, operates the pushing mechanism to push the sliding block to above the circuit board after the drilling operation is completed, and makes the limiting hole on the sliding block coaxially aligned with the positioning hole. Finally, the worker operates the pressing mechanism to press the positioning pin in the limiting hole, so that the positioning pin can be stably installed in the positioning hole of the circuit board. This automatic process improves the production efficiency and accurately realizes the automatic positioning of the positioning pin and the positioning hole.

[0024] 2. The electric spindle drives the drill bit to rotate, and the first cylinder drives the electric spindle and the drill bit to move up and down, so as to accurately realize the drilling operation on the circuit board.

[0025] 3. The limiting plate is adapted to the circuit board to form an embedded fit, so as to facilitate the quick taking and placing of the circuit board, thereby preliminarily realizing the position fixing of the circuit board. The abutting plate is arranged, and the worker can abut the abutting plate against the circuit board by abutting the abutting plate, thereby further enhancing the stability in the drilling process. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 is the isometric view of the main embodiment of the present application, which mainly embodies the overall structure.

[0027] Figure 2 is the structure diagram mainly embodying the cooperation relationship between the sliding block and the second cylinder in the embodiment of the application;

[0028] Figure 3 is a partial exploded view mainly embodying the cooperation relationship between the upper plate and the dismounting plate in the embodiment of the application.

[0029] Fig. 1 is a working table; 11 is an upper plate; 111 is a first avoiding hole; 112 is a dismounting plate; 113 is an embedded groove; 12 is a lower plate; 13 is a connecting rod; 2 is a frame body; 21 is a positioning block; 211 is a sliding groove; 212 is an abutting plate; 2121 is a third avoiding hole; 3 is a limiting mechanism; 31 is a limiting plate; 311 is an adaptive groove; 312 is a second avoiding hole; 32 is a pushing plate; 4 is a drilling mechanism; 41 is a first cylinder; 42 is an electric spindle; 43 is a drill bit; 5 is a vibrating feeding disc; 6 is a sliding block; 61 is a limiting hole; 212 is an abutting plate; 2121 is a third avoiding hole; 7 is a pushing mechanism; 71 is a second cylinder; 8 is a pressing mechanism; 81 is a pressing rod; 82 is a third cylinder. DETAILED DESCRIPTION

[0030] The following will be described in detail with reference to the accompanying drawings. Figure 1 - the accompanying drawings Figure 3 The application will be described in further detail.

[0031] The embodiment of the application discloses a circuit board positioning hole drilling equipment.

[0032] Reference Figure 1 A circuit board positioning hole drilling equipment, comprising a working table 1 and a frame body 2, the frame body 2 is connected on the working table 1 through bolts and threads, the working table 1 is provided with a limiting mechanism 3 for placing a circuit board and a drilling mechanism 4 for opening a positioning hole on the circuit board, and the frame body 2 is provided with a vibrating feeding disc 5, a sliding block 6, a pushing mechanism 7 and a pressing mechanism 8.

[0033] Reference Figure 1 and Figure 2 The working table 1 comprises an upper plate 11, a lower plate 12 and connecting rods 13, the connecting rods 13 are provided with four, and any connecting rod 13 is arranged between the upper plate 11 and the lower plate 12, the upper end of any connecting rod 13 is welded with the upper plate 11, the lower end of any connecting rod 13 is welded with the lower plate 12, the sliding block 6 is provided with limiting holes 61 with the size of the positioning pin, the limiting holes 61 are in plug-in cooperation with the positioning pin, and the discharge port of the vibrating feeding disc 5 is connected with the limiting holes 61 of the sliding block 6 through a hose.

[0034] Reference Figure 1 and Figure 2, actual operation, the positioning pin in the vibrating feeder 5 vibrates to the discharge port through the hose into the limit hole 61 in the sliding block 6, the staff first places the circuit board on the limiting mechanism 3 and fixes it, then operates the drilling mechanism 4 to drill holes on the circuit board from bottom to top, after the drilling operation is completed, the pushing mechanism 7 is operated to push the sliding block 6 to move above the circuit board, and the limit hole 61 on the sliding block 6 is coaxially aligned with the positioning hole, and finally the pressing mechanism 8 is operated to press the positioning pin in the limit hole 61, so that the positioning pin can be stably installed in the positioning hole of the circuit board, thereby realizing the automatic and accurate positioning of the positioning pin and the positioning hole.

[0035] Referring to Figure 1 and Figure 3 , the limiting mechanism 3 includes a limiting plate 31 and a dial plate 32, the limiting plate 31 is fixed on the upper plate 11 by bolts, and the limiting plate 31 is provided with an adaptive groove 311 in the thickness direction, the adaptive groove 311 of the limiting plate 31 is used to form an embedded cooperation with the circuit board, so as to facilitate the staff to quickly take and place the circuit board, and further realize the position fixing of the circuit board.

[0036] Referring to Figure 1 and Figure 3 , the dial plate 32 is provided with a plurality of and symmetrically arranged on both sides of the adaptive groove 311, in this embodiment, the dial plate 32 is symmetrically provided with four, one end of any dial plate 32 is rotatably connected to the limiting plate 31, and the other end of any dial plate 32 is in abutting cooperation with the circuit board, the staff drives the dial plate 32 to make the lower surface of the dial plate 32 abut with the upper surface of the circuit board, so as to further realize the position fixing of the circuit board.

[0037] Referring to Figure 1 and Figure 3 , the drilling mechanism 4 includes a first air cylinder 41, an electric spindle 42 and a drill bit 43 for drilling operation on the circuit board, the first air cylinder 41 is fixedly installed on the lower plate 12 by a screw rod, the drill bit 43 is coaxially connected and fixed with the output shaft of the electric spindle 42 through a shaft coupling, and the end of the electric spindle 42 away from the drill bit 43 is connected and fixed with the piston rod of the first air cylinder 41 through bolts, so that the electric spindle 42 drives the drill bit 43 to rotate, and the first air cylinder 41 drives the electric spindle 42 and the drill bit 43 to move up and down, thereby accurately realizing the drilling operation on the circuit board. This design makes the drilling process more stable, and improves the drilling precision and efficiency.

[0038] Referring to Figure 3The first avoiding hole 111 is arranged on the upper plate 11 for avoiding the drill bit 43, the second avoiding hole 312 is arranged on the limiting plate 31 for avoiding the drill bit 43, the first avoiding hole 111 is communicated with the second avoiding hole 312, and the second avoiding hole 312 is communicated with the adapting groove 311, that is, the limiting plate 31 is arranged in a hollow manner in the middle part.

[0039] With reference to Figure 3 The dismounting plate 112 and the embedding groove 113 are arranged on the upper plate 11, the dismounting plate 112 is embeddedly matched with the embedding groove 113, the dismounting plate 112 is fixed on the upper plate 11 through bolts, and the first avoiding hole 111 is arranged on the dismounting plate 112. When the dismounting plate 112 is damaged by the drill bit 43 or needs to be cleaned, the staff can easily dismount it for maintenance or replacement.

[0040] With reference to Figure 1 And Figure 2 The pushing mechanism 7 is a second air cylinder 71, the second air cylinder 71 is fixedly installed on the frame body 2 through bolts, the piston rod of the second air cylinder 71 is fixedly connected with the sliding block 6 through bolts, the positioning block 21 is fixed on the frame body 2 through bolts, the sliding groove 211 for forming sliding cooperation with the sliding block 6 is arranged on the positioning block 21, so that the sliding block 6 is driven by the second air cylinder 71 to drive the positioning pin to stably slide in the sliding groove 211, and the limiting hole 61 on the sliding block 6 is coaxially aligned with the positioning hole, thereby ensuring that the positioning pin can accurately enter the positioning hole of the circuit board.

[0041] With reference to Figure 2 The abutting plate 212 is welded on the positioning block 21, the third avoiding hole 2121 for avoiding the sliding of the sliding block 6 is arranged on the abutting plate 212, the abutting plate 212 is abutted with the circuit board, and the abutting plate 212 further ensures that the circuit board maintains stable position during the drilling process.

[0042] With reference to Figure 1 And Figure 2 The pressing mechanism 8 includes a pressing rod 81 and a third air cylinder 82, the pressing rod 81 is fixedly connected with the piston rod of the third air cylinder 82 through bolts, the end of the pressing rod 81 away from the third air cylinder 82 is abutted with the positioning pin, the staff operates the third air cylinder 82 to drive the pressing rod 81 to press the positioning pin in the limiting hole 61, so that the positioning pin is accurately and stably pressed into the positioning hole of the circuit board, thereby realizing the stable cooperation between the positioning pin and the positioning hole.

[0043] The implementation principle of the embodiment of the application is as follows: in actual operation, when the positioning pin passes through the positioning block 21 from the vibrating feeding disc 5 through the hose and is transferred to the limiting hole 61 of the sliding block 6, the worker first places the circuit board in the adaptive slot 311 of the limiting plate 31, and then fixes the circuit board by means of the knob plate 32, then operates the electric spindle 42 to drive the drill bit 43 to rotate, and at the same time, the first air cylinder 41 drives the electric spindle 42 and the drill bit 43 to move up and down, so as to accurately realize the drilling operation on the circuit board.

[0044] When the positioning hole on the circuit board is opened, the worker operates the second air cylinder 71 to drive the sliding block 6 to move, and makes the limiting hole 61 on the sliding block 6 coaxially aligned with the positioning hole, and finally operates the third air cylinder 82 to drive the pressing rod 81 to press down the positioning pin, so that the positioning pin can be stably installed in the positioning hole of the circuit board. This automatic process improves the production efficiency and accurately realizes the automatic positioning of the positioning pin and the positioning hole.

[0045] The above are preferred embodiments of the application, and do not limit the protection scope of the application, so: any equivalent changes made according to the structure, shape, principle of the application should be covered in the protection scope of the application.

Claims

1. A circuit board locating hole punching apparatus, characterized by: The utility model provides a circuit board drilling device, including workbench (1) and frame (2), frame (2) sets up on workbench (1), be provided with limiting mechanism (3) for placing circuit board and drilling mechanism (4) for setting up the locating hole on circuit board on workbench (1), be provided with the vibration feeding tray (5) for temporary storage locating pin and sliding block (6) on frame (2), be provided with limiting hole (61) for forming the plug -in cooperation with locating pin on sliding block (6), the limiting hole (61) of sliding block (6) is connected with the vibration feeding tray (5) outlet through hose, frame (2) is also provided with the pushing mechanism (7) for pushing sliding block (6) and the hold -down mechanism (8) for pressing locating pin in limiting hole (61) into locating hole and move to circuit board above.

2. The circuit board positioning hole punching apparatus according to claim 1, wherein: The drilling mechanism (4) includes a first cylinder (41), an electric spindle (42), and a drill bit (43) for drilling the circuit board, the first cylinder (41) is arranged on the workbench (1), the electric spindle (42) is connected with the piston rod of the first cylinder (41), and the drill bit (43) is coaxially connected with the output shaft of the electric spindle (42).

3. A circuit board locating hole punching apparatus according to claim 2, wherein: The limiting mechanism (3) includes a limiting plate (31) and a push plate (32), the limiting plate (31) is arranged on the workbench (1), the limiting plate (31) is provided with an adaptive groove (311) for embedding the circuit board, one end of the push plate (32) is rotatably connected to the limiting plate (31), and the other end of the push plate (32) is abutted with the circuit board.

4. The circuit board locating hole punching apparatus of claim 1 wherein: The pushing mechanism (7) is a second cylinder (71), the piston rod of the second cylinder (71) is connected with the sliding block (6), and the frame (2) is provided with a positioning block (211), and the sliding block (6) is slidably arranged in the positioning block (211).

5. The circuit board locating hole punching apparatus of claim 1 wherein: The hold -down mechanism (8) includes a pressing rod (81) and a third cylinder (82), the pressing rod (81) is connected with the piston rod of the third cylinder (82), and one end of the pressing rod (81) away from the third cylinder (82) is abutted with the locating pin.

6. The circuit board locating hole punching apparatus of claim 3 wherein: The workbench (1) is provided with a first avoiding hole (111) for avoiding the drill bit (43), the limiting plate (31) is provided with a second avoiding hole (312) for avoiding the drill bit (43), and the first avoiding hole (111) is communicated with the second avoiding hole (312).

7. The circuit board locating hole punching apparatus of claim 4 wherein: The positioning block (211) is provided with an abutting plate (212) for abutting the circuit board, and the abutting plate (212) is provided with a third avoiding hole (2121) for avoiding the sliding block (6).

8. The circuit board locating hole punching apparatus of claim 6 wherein: The workbench (1) is threadedly connected with a dismounting plate (112) through bolts, and the first avoiding hole (111) is arranged on the dismounting plate (112).

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