CN221018828U

CN221018828U - Processing structure of formed PCB slot

Info

Publication number: CN221018828U
Application number: CN202322528525.XU
Authority: CN
Inventors: 庞军辉; 肖绿林
Original assignee: Gultech Suzhou Electronics Co ltd
Current assignee: Gultech Suzhou Electronics Co ltd
Priority date: 2023-09-18
Filing date: 2023-09-18
Publication date: 2024-05-28
Anticipated expiration: 2033-09-18

Abstract

The utility model discloses a processing structure of a slot hole of a formed PCB (printed Circuit Board), which relates to the technical field of PCB processing and comprises a base and a connecting plate, wherein one side of the connecting plate is rotationally connected with a No. two screw rod, the outer wall of the No. two screw rod is provided with a bearing, the outer wall of the bearing is fixedly connected with the connecting plate, the lower part of the connecting plate is fixedly connected with a limiting rod, the two limiting rods are positioned on two sides of the No. two screw rod, the outer wall of the No. two screw rod is in threaded connection with a fixing plate, the fixing plate is in sliding connection with the limiting rod, the upper part of the No. two screw rod is fixedly connected with a No. one gear, and one side of the No. one gear is meshed with the No. two gear. According to the utility model, the directions of threads formed by the first milling cutter and the second milling cutter are opposite, and after the first milling cutter finishes processing the PCB, the second milling cutter can clean the processed burrs, so that the problems of burrs and burrs of the formed slotted hole are solved, and the deburring time is saved.

Description

Processing structure of formed PCB slot

Technical Field

The utility model relates to the technical field of PCB processing, in particular to a processing structure for forming a PCB slot.

Background

The Chinese name of the PCB is printed circuit board, also called printed circuit board, which is an important electronic component, is a support body of the electronic component, is a carrier for electrically connecting the electronic component and the component, and is required to be provided with slots by using a milling cutter in the processing process of the PCB.

But among the prior art, in the in-process that uses milling cutter to carry out fluting to the PCB board, only one milling cutter is polished fluting to the PCB generally, and single milling cutter rotatory direction is too single, and the back is accomplished in the PCB board fluting, and the notch surface can leave the burr, still need use the brush to clear up the burr after the fluting is accomplished, has inconveniently, has the limitation when using.

Disclosure of utility model

The utility model mainly provides a processing structure of a formed PCB slot hole, which is convenient for removing burrs.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a processing structure of shaping PCB board slotted hole, includes base and connecting plate, one side rotation of connecting plate is connected with No. two screw rods, no. two screw rod's outer wall is provided with the bearing, the outer wall and the connecting plate fixed connection of bearing, the below fixedly connected with gag lever post of connecting plate, two the gag lever post is located No. two screw rod's both sides, no. two screw rod's outer wall threaded connection has the fixed plate, fixed plate and gag lever post sliding connection, no. two screw rod's top fixedly connected with gear, no. one gear's one side meshing has No. two gears, no. one motor of top fixedly connected with of connecting plate, no. one motor's output and No. two gear's one side fixed connection, no. two milling cutter of one side fixedly connected with of fixed plate, no. one milling cutter of below fixedly connected with of connecting plate.

Preferably, the top fixedly connected with protection frame of connecting plate, no. one gear, no. two gears and No. one motor all are located the inside of protection frame, and the protection frame has played the guard action to No. one gear, no. two gears and No. one motor.

Preferably, the top fixedly connected with mounting bracket of base, one side fixedly connected with strengthening rib of mounting bracket, the below of strengthening rib and the top fixed connection of base, the strengthening rib plays the reinforcement effect between mounting bracket and the base.

Preferably, the top rotation of mounting bracket is connected with a screw rod, the top rotation of mounting bracket is connected with the slide bar, two the slide bar is located the both sides of a screw rod, the top fixedly connected with No. two motors of mounting bracket one side, the output of No. two motors passes the one end fixed connection of mounting bracket and a screw rod, and No. two motors provide power for the rotation of a screw rod.

Preferably, the outer wall threaded connection of screw rod No. one has the movable block, the below fixedly connected with electronic jar of movable block, the output of electronic jar and the top fixed connection of connecting plate rotate through screw rod No. one, make the movable block drive electronic jar and carry out the removal of horizontal direction.

Preferably, a processing table is fixedly connected above the base and used for placing the PCB.

Compared with the prior art, the utility model has the advantages and positive effects that:

1. According to the utility model, the directions of threads formed by the first milling cutter and the second milling cutter are opposite, and after the first milling cutter finishes processing the PCB, the second milling cutter can clean the processed burrs, so that the problems of burrs and burrs of the formed slotted hole are solved, and the deburring time is saved.

2. According to the utility model, through the design of the protection frame, the first gear, the second gear and the first motor are well protected, and sundries such as scraps are effectively prevented from being blocked at the meshing position between the first gear and the second gear, so that the use stability of the device is improved.

Drawings

Fig. 1 is a schematic perspective view of a processing structure for forming a slot of a PCB board according to the present utility model;

fig. 2 is a schematic diagram of a connection relationship between a second screw and a limiting rod of a processing structure for forming a slot of a PCB board and a fixing plate according to the present utility model;

fig. 3 is a schematic diagram of a positional relationship between a first gear and a second gear of a processing structure for forming a slot of a PCB board according to the present utility model;

fig. 4 is a schematic diagram of a fixing plate structure of a processing structure for forming a slot of a PCB board according to the present utility model.

Legend description: 1. a base; 11. a mounting frame; 12. reinforcing ribs; 13. a first screw; 14. a slide bar; 15. a moving block; 16. an electric cylinder; 17. a connecting plate; 18. a second screw; 19. a first gear; 2. a second gear; 21. a motor I; 22. a protective frame; 23. a fixing plate; 24. a milling cutter I; 25. a milling cutter II; 26. a motor II; 27. a processing table; 28. a bearing; 29. and a limit rod.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

1-4, The utility model provides a processing structure of a slot hole of a formed PCB, which comprises a base 1 and a connecting plate 17, wherein one side of the connecting plate 17 is rotationally connected with a No. two screw rod 18, the outer wall of the No. two screw rod 18 is provided with a bearing 28, the outer wall of the bearing 28 is fixedly connected with the connecting plate 17, the lower part of the connecting plate 17 is fixedly connected with a limiting rod 29, the two limiting rods 29 are positioned at two sides of the No. two screw rod 18, the outer wall of the No. two screw rod 18 is in threaded connection with a fixing plate 23, the fixing plate 23 and the limiting rod 29 are in sliding connection, the upper part of the No. two screw rod 18 is fixedly connected with a No. one gear 19, one side of the No. one gear 19 is meshed with a No. two gear 2, the upper part of the connecting plate 17 is fixedly connected with a No. one motor 21, the output end of the No. motor 21 is fixedly connected with one side of the No. two gears 2, one side of the fixing plate 23 is fixedly connected with a No. two milling cutters 25, the lower part of the connecting plate 17 is fixedly connected with a No. one milling cutter 24, the second gear 2 is driven to rotate through the operation of the first motor 21, the second gear 2 and the first gear 19 are meshed, the diameter of the first gear 19 is larger than that of the second gear 2, so that the first gear 19 can play a role in decelerating the first motor 21, the rotation of the first gear 19 can drive the second screw 18 to rotate, the fixing plate 23 can be driven to move in the vertical direction when the second screw 18 rotates due to the threaded connection of the fixing plate 23 and the second screw 18, the limiting rod 29 can effectively prevent the fixing plate 23 from rotating due to overlarge friction force between the second screw 18 and the fixing plate 23, a PCB to be processed is placed on the surface of the processing table 27, then the electric cylinder 16 is started, the output end of the electric cylinder 16 is pressed down, the first milling cutter 24 below the connecting plate 17 can process the PCB, the first milling cutter 24 rotates clockwise, after the first milling cutter 24 finishes processing the PCB, the output end of the electric cylinder 16 is retracted, then the first motor 21 is started to drive the second milling cutter 25 to move downwards, when the tail end of the second milling cutter 25 exceeds the tail end of the first milling cutter 24, the first motor 21 stops rotating, then the output end of the electric cylinder 16 is pressed down again, the second milling cutter 25 reprocesss the processed position of the first milling cutter 24, a driving device is arranged above the first milling cutter 24 and the second milling cutter 25 to provide power for rotation of the first milling cutter, the second milling cutter 25 and the first milling cutter 24 are provided with threads in opposite directions, and the rotation direction of the second milling cutter 25 is anticlockwise, so the second milling cutter 25 can clean burrs and burrs at the processing position of the PCB, when the burrs and burrs are repaired, the lower cutter points of the first milling cutter 24 and the second milling cutter 25 can be arranged in holes or in finished grooves, the second milling cutter 25 is preferentially used for processing the burrs and the positions of the nearest corners, and the adjacent holes or the first milling cutter 24 and the second milling cutter 24 are not required to be preferentially processed at the nearest corners.

As shown in fig. 2 and 3, a protection frame 22 is fixedly connected above the connection plate 17, and the first gear 19, the second gear 2 and the first motor 21 are all located inside the protection frame 22, and the protection frame 22 protects the first gear 19, the second gear 2 and the first motor 21.

As shown in fig. 1 and 2, the mounting frame 11 is fixedly connected to the upper portion of the base 1, the reinforcing rib 12 is fixedly connected to one side of the mounting frame 11, the lower portion of the reinforcing rib 12 is fixedly connected to the top end of the base 1, and the reinforcing rib 12 has a reinforcing effect on the mounting frame 11 and the base 1.

As shown in fig. 1 and 2, a first screw 13 is rotatably connected to the upper portion of the mounting frame 11, a sliding rod 14 is rotatably connected to the upper portion of the mounting frame 11, two sliding rods 14 are located on two sides of the first screw 13, a second motor 26 is fixedly connected to the upper portion of one side of the mounting frame 11, an output end of the second motor 26 penetrates through one end of the mounting frame 11 and one end of the first screw 13 to be fixedly connected, and the second motor 26 provides power for rotation of the first screw 13.

As shown in fig. 1 and 2, the outer wall of the first screw 13 is in threaded connection with a moving block 15, an electric cylinder 16 is fixedly connected below the moving block 15, the output end of the electric cylinder 16 is fixedly connected with the upper side of a connecting plate 17, and the first screw 13 rotates to enable the moving block 15 to drive the electric cylinder 16 to move in the horizontal direction.

As shown in fig. 1 and 2, a processing table 27 is fixedly connected to the upper side of the base 1, and the processing table 27 is used for placing a PCB.

The application method and the working principle of the device are as follows: before the user before using, whether the device has damage earlier, confirm that the device does not have damage the back, place the PCB board that needs processing on the surface of processing platform 27, start electric cylinder 16 afterwards, the output of electric cylinder 16 pushes down, make the milling cutter 24 of No. one below connecting plate 17 can process the PCB board, after the milling cutter 24 finishes processing the PCB board, the output of electric cylinder 16 is retracted, a motor 21 starts afterwards, drive No. two milling cutters 25 and move downwards, when the terminal of No. two milling cutters 25 exceeds the terminal of No. one milling cutter 24, no. one motor 21 stops rotating, then the output of electric cylinder 16 pushes down again, no. two milling cutters 25 carry out the reprocessing to the position after No. one milling cutter 24 is processed, because No. two milling cutters 25 and No. one milling cutter 24 set up the screw thread opposite direction, no. two milling cutters 25 can clear up the burr of No. one milling cutter 24 to the processing department of PCB board.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims

1. The processing structure of shaping PCB board slotted hole, including base (1) and connecting plate (17), its characterized in that: one side of the connecting plate (17) is rotationally connected with a second screw (18), a bearing (28) is arranged on the outer wall of the second screw (18), and the outer wall of the bearing (28) is fixedly connected with the connecting plate (17);

The lower part of the connecting plate (17) is fixedly connected with a limiting rod (29), two limiting rods (29) are positioned on two sides of a second screw rod (18), the outer wall of the second screw rod (18) is in threaded connection with a fixing plate (23), the fixing plate (23) is in sliding connection with the limiting rod (29), a first gear (19) is fixedly connected above the second screw rod (18), and a second gear (2) is meshed on one side of the first gear (19);

The motor (21) is fixedly connected to the upper portion of the connecting plate (17), the output end of the motor (21) is fixedly connected with one side of the gear (2), the milling cutter (25) is fixedly connected to one side of the fixing plate (23), and the milling cutter (24) is fixedly connected to the lower portion of the connecting plate (17).

2. The processing structure of a slot of a molded PCB of claim 1, wherein: the top fixedly connected with protection frame (22) of connecting plate (17), no. one gear (19), no. two gears (2) and No. one motor (21) all are located the inside of protection frame (22).

3. The processing structure of a slot of a molded PCB of claim 1, wherein: the novel pedestal is characterized in that a mounting frame (11) is fixedly connected to the upper portion of the base (1), a reinforcing rib (12) is fixedly connected to one side of the mounting frame (11), and the lower portion of the reinforcing rib (12) is fixedly connected with the top end of the base (1).

4. A processing structure of a slot of a molded PCB according to claim 3, wherein: the top rotation of mounting bracket (11) is connected with screw rod (13) No. one, the top rotation of mounting bracket (11) is connected with slide bar (14), two slide bar (14) are located the both sides of screw rod (13) No. one, the top fixedly connected with motor (26) No. two of mounting bracket (11) one side, the output of motor (26) No. two passes the one end fixed connection of mounting bracket (11) and screw rod (13) No. one.

5. The processing structure of a slot of a molded PCB of claim 4, wherein: the outer wall threaded connection of screw rod (13) No. one has movable block (15), the below fixedly connected with electronic jar (16) of movable block (15), the output of electronic jar (16) and the top fixed connection of connecting plate (17).

6. The processing structure of a slot of a molded PCB of claim 1, wherein: a processing table (27) is fixedly connected above the base (1).