Drilling device for printed circuit board

Abstract

The utility model discloses a printed circuit board drilling device which comprises a drilling operation platform, first lead screws are installed on the two sides of the surface of the upper end of the drilling operation platform, first lead screw sliding blocks are installed on the surfaces of the first lead screws, the number of the first lead screw sliding blocks is two, and second lead screw sliding blocks are installed on the surfaces of second lead screws. A fixing rack is arranged at the front end of the second lead screw sliding block, a third lead screw is installed on the surface of the front end of the fixing rack, a third lead screw sliding block is installed on the surface of the third lead screw, a fixing hoop is arranged at the front end of the third lead screw sliding block, and a drilling driving motor is installed in the fixing hoop. And the output end of the drilling driving motor is connected with a drilling machine head through a rotating shaft. According to the circuit board drilling device, stable sliding adjustment in the three-dimensional direction is conducted on the circuit board drilling device, then the drilling machine head can conduct all-dimensional positioning drilling on the surface of a circuit board conveniently, the sliding column stabilizing mechanisms are arranged beside the lead screw transmission devices, and the safety and stability of the drilling device during operation can be guaranteed.

Description

Technical Field

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

[0002] The names of circuit boards include: ceramic circuit boards, alumina ceramic circuit boards, aluminum nitride ceramic circuit boards, circuit boards, PCB boards, aluminum substrates, high-frequency boards, thick copper boards, impedance boards, PCBs, ultra-thin circuit boards, ultra-thin circuit boards, printed circuit boards, etc. Circuit boards miniaturize and visualize circuits, and play an important role in the mass production of fixed circuits and the optimization of electrical appliance layouts. Circuit boards can be called printed circuit boards or printed circuit boards.

[0003] The Chinese authorized patent document with publication number CN214394531U discloses a printed circuit board drilling device, including a mounting table, a U-shaped mounting frame fixedly mounted on the top of the mounting table, a mounting block arranged on the top of the mounting table and inside the U-shaped mounting frame, a placement table fixedly mounted on the top of the mounting block, a pressing plate arranged above the placement table, and a first motor arranged inside the U-shaped mounting frame and above the pressing plate. The utility model arranges a mounting table for mounting the U-shaped mounting frame and the mounting block, arranges a U-shaped mounting frame for mounting the second cylinder, arranges a mounting block for mounting the placement table, realizes drilling of the circuit board through the cooperation between the drill bit and the first motor, realizes moving the position of the circuit board through the cooperation between the second motor and the mounting block, and solves the problem that the existing circuit board is inconvenient to move after being fixed, resulting in incomplete drilling.

[0004] The above-mentioned prior art cannot perform all-round stable adjustment and positioning of the drilling equipment, resulting in the drilling being offset, tilted and unstable, which affects the drilling effect of the circuit board. Therefore, it is necessary to develop a new printed circuit board drilling device. Utility Model Content

[0005] The purpose of the utility model is to provide a printed circuit board drilling device to solve the problem that the prior art proposed in the above-mentioned background technology cannot perform all-round and stable adjustment and positioning of the drilling equipment, resulting in the drilling being offset, tilted and unstable, thus affecting the drilling effect of the circuit board.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a printed circuit board drilling device, comprising a drilling work platform, a first lead screw is installed at both sides of the upper end surface of the drilling work platform, a first lead screw slider is installed on the surface of the first lead screw, two first lead screw sliders are provided, and a second lead screw is provided between the two first lead screw sliders, a second lead screw slider is installed on the surface of the second lead screw, a fixed frame is provided at the front end of the second lead screw slider, a third lead screw is installed on the surface of the third lead screw, a fixed clamp is provided at the front end of the third lead screw slider, a drilling drive motor is installed inside the fixed clamp, and the output end of the drilling drive motor is connected to the drilling head through a rotating shaft.

[0007] Preferably, a first servo motor is installed on the drilling operation platform, and the output end of the first servo motor is transmission-connected to the first lead screw via a rotating shaft.

[0008] Preferably, a second servo motor is installed on the outer surface of the first lead screw slider, and the output end of the second servo motor is transmission-connected to the second lead screw via a rotating shaft.

[0009] Preferably, the interior of the first lead screw slider is connected to a first sliding column arranged on the upper surface of the drilling work platform through a slot hole.

[0010] Preferably, the interior of the second lead screw slider is connected to a second slide column arranged between the first lead screw sliders through a slot.

[0011] Preferably, a third servo motor is installed on the top of the fixed frame, and the output end of the third servo motor is transmission connected to the third lead screw through a rotating shaft.

[0012] Preferably, the interior of the third lead screw slider is connected to a third slide column arranged on the front end surface of the fixed frame through a slotted hole.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The utility model can adjust the three-dimensional sliding stability of the circuit board drilling equipment, thereby facilitating the drilling head to perform all-round positioning and drilling on the circuit board surface. A sliding column stabilization mechanism is arranged next to the screw transmission device, which can ensure the safety and stability of the drilling equipment during operation, and can effectively prevent the drilling head from tilting and deviating during drilling, thereby further improving the drilling accuracy of the circuit board. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the rear end structure of the utility model;

[0017] Figure 3 It is a partial structural schematic diagram of the utility model.

[0018] In the figure: 1, third servo motor; 2, drilling drive motor; 3, fixing clamp; 4, drilling head; 5, fixing frame; 6, second slide column; 7, drilling work platform; 8, first lead screw slider; 9, second servo motor; 10, second lead screw slider; 11, second lead screw; 12, first slide column; 13, first lead screw; 14, first servo motor; 15, third lead screw; 16, third slide column; 17, third lead screw slider. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] See also Figure 1-3 The utility model provides an embodiment: a printed circuit board drilling device, including a drilling work platform 7, first lead screws 13 are installed at both sides of the upper end surface of the drilling work platform 7, a first lead screw slider 8 is installed on the surface of the first lead screw 13, two first lead screw sliders 8 are provided, and a second lead screw 11 is provided between the two first lead screw sliders 8, a second lead screw slider 10 is installed on the surface of the second lead screw 11, a fixed frame 5 is provided at the front end of the second lead screw slider 10, a third lead screw 15 is installed on the front end surface of the fixed frame 5, a third lead screw slider 17 is installed on the surface of the third lead screw 15, a fixed clamp 3 is provided at the front end of the third lead screw slider 17, a drilling drive motor 2 is installed inside the fixed clamp 3, and the output end of the drilling drive motor 2 is connected to the drilling head 4 through a rotating shaft.

[0021] Furthermore, a first servo motor 14 is installed on the drilling operation platform 7 , and an output end of the first servo motor 14 is transmission-connected to the first lead screw 13 via a rotating shaft.

[0022] Furthermore, a second servo motor 9 is installed on the outer surface of the first lead screw slider 8 , and an output end of the second servo motor 9 is transmission-connected to the second lead screw 11 via a rotating shaft.

[0023] Furthermore, the interior of the first lead screw slider 8 is connected to a first slide column 12 disposed on the upper end surface of the drilling work platform 7 through a slot.

[0024] Furthermore, the interior of the second screw slider 10 is connected to the second slide column 6 disposed between the first screw sliders 8 via a slot.

[0025] Furthermore, a third servo motor 1 is installed on the top of the fixed frame 5 , and an output end of the third servo motor 1 is transmission-connected to a third lead screw 15 via a rotating shaft.

[0026] Furthermore, the interior of the third lead screw slider 17 is connected to the third slide post 16 disposed on the front end surface of the fixed frame 5 through a slot.

[0027] Working principle: When in use, first lead screws 13 are installed at both sides of the upper surface of the drilling work platform 7, and a first lead screw slider 8 is installed on the surface of the first lead screw 13. A first servo motor 14 is installed on the drilling work platform 7. The output end of the first servo motor 14 is connected to the first lead screw 13 through a rotating shaft. By turning on the first servo motor 14, the first lead screw slider 8 can be driven to perform horizontal linear motion along the surface of the first lead screw 13. The interior of the first lead screw slider 8 is connected to the first slide post 12 arranged on the upper surface of the drilling work platform 7 through a slot. The first slide post 1 2 is connected with the first lead screw slider 8, which can further improve the stability of the first lead screw slider 8 during operation. A second lead screw 11 is arranged between the first lead screw sliders 8, and a second lead screw slider 10 is installed on the surface of the second lead screw 11. A second servo motor 9 is installed on the outer surface of the first lead screw slider 8. The output end of the second servo motor 9 is connected to the second lead screw 11 through a rotating shaft. By turning on the second servo motor 9, the second lead screw slider 10 can be driven to perform horizontal linear motion along the surface of the second lead screw 11. The interior of the second lead screw slider 10 is connected to the first lead screw slider 8 through a slot. The second slide column 6 is connected to the second lead screw slider 10, and the second slide column 6 is used to connect with the second lead screw slider 10, which can further improve the stability of the second lead screw slider 10 during operation. A fixed frame 5 is provided at the front end of the second lead screw slider 10, and a third lead screw 15 is installed on the front end surface of the fixed frame 5. A third lead screw slider 17 is installed on the surface of the third lead screw 15. A third servo motor 1 is installed on the top of the fixed frame 5. The output end of the third servo motor 1 is connected to the third lead screw 15 through a rotating shaft. The third servo motor 1 can be used to drive the third lead screw slider 17 to move along the surface of the third lead screw 15. Sliding flatly, a fixed clamp 3 is provided at the front end of the third screw slider 17, a drilling drive motor 2 is installed inside the fixed clamp 3, the output end of the drilling drive motor 2 is connected to the drilling head 4 through a rotating shaft, and the drilling drive motor 2 is turned on to drive the drilling head 4 to rotate rapidly, so that the circuit board placed on the surface of the drilling work platform 7 can be drilled in all directions. A sliding column stabilizing mechanism is arranged next to the three sets of screw transmission devices, which can ensure the safety and stability of the drilling equipment during operation, and can effectively prevent the drilling head 4 from tilting and offsetting during drilling, thereby further improving the drilling accuracy of the circuit board.

[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0029] The standard parts used in this application document can all be purchased from the market, and the specific connection methods of each part are connected by conventional means such as mature bolts, rivets, welding, etc. in the prior art. In addition, the machinery, parts and equipment all adopt conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, so no specific description is given here.

[0030] 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 printed circuit board drilling device, comprising a drilling work platform (7), characterized in that: A first lead screw (13) is installed at both sides of the upper surface of the drilling work platform (7), a first lead screw slider (8) is installed on the surface of the first lead screw (13), two first lead screw sliders (8) are provided, and a second lead screw (11) is provided between the two first lead screw sliders (8), a second lead screw slider (10) is installed on the surface of the second lead screw (11), a fixed frame (5) is provided at the front end of the second lead screw slider (10), a third lead screw (15) is installed on the front end surface of the fixed frame (5), a third lead screw slider (17) is installed on the surface of the third lead screw (15), a fixed clamp (3) is provided at the front end of the third lead screw slider (17), a drilling drive motor (2) is installed inside the fixed clamp (3), and an output end of the drilling drive motor (2) is connected to a drilling machine head (4) via a rotating shaft.

2. A printed circuit board drilling device according to claim 1, characterized in that: A first servo motor (14) is installed on the drilling operation platform (7), and an output end of the first servo motor (14) is transmission-connected to the first lead screw (13) via a rotating shaft.

3. A printed circuit board drilling device according to claim 1, characterized in that: A second servo motor (9) is mounted on the outer surface of the first lead screw slider (8), and an output end of the second servo motor (9) is transmission-connected to the second lead screw (11) via a rotating shaft.

4. A printed circuit board drilling device according to claim 1, characterized in that: The interior of the first lead screw slider (8) is connected to a first slide column (12) arranged on the upper end surface of the drilling work platform (7) via a slotted hole.

5. A printed circuit board drilling device according to claim 1, characterized in that: The interior of the second lead screw slider (10) is connected to a second slide column (6) arranged between the first lead screw sliders (8) via a slotted hole.

6. A printed circuit board drilling device according to claim 1, characterized in that: A third servo motor (1) is mounted on the top of the fixed frame (5), and an output end of the third servo motor (1) is transmission-connected to a third lead screw (15) via a rotating shaft.

7. A printed circuit board drilling device according to claim 1, characterized in that: The interior of the third lead screw slider (17) is connected to a third slide column (16) arranged on the front end surface of the fixed frame (5) via a slotted hole.

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