CN213081686U

CN213081686U - Multilayer PCB board drilling equipment of degree of depth adjustable

Info

Publication number: CN213081686U
Application number: CN202022012244.5U
Authority: CN
Inventors: 蒋文静
Original assignee: Dongguan Gaomai Electronic Co ltd
Current assignee: Dongguan Gaomai Electronic Co ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-04-30
Anticipated expiration: 2030-09-15

Abstract

The utility model discloses a degree of depth adjustable multilayer PCB board drilling equipment, the power distribution box comprises a box body, its characterized in that, the upper end welding of box has driving motor, the shifting chute that two symmetries set up, two is seted up to the inner wall of box the interior bottom of shifting chute is rotated through the bearing and is connected with lead screw and guide bar, driving motor's main shaft and lead screw welding, the lead screw has the backup pad through threaded connection. In this device, can realize the spacing of drill bit through setting up lug and spacing groove, and open and close circuit intercommunication and the circuit intercommunication of opening and close that rotates the motor through setting up solenoid valve and electro-magnet, can realize rotating the motor and can realize the clamp plate tightly to supporting of drill bit at rotatory in-process, can prevent effectively that the drilling from running through the in-process shake phenomenon that appears, and can realize breaking away from of clamp plate and drill bit stopping rotatory in-process, only need support the drill bit, then can realize taking out of drill bit through rotatory drill bit, whole device can make and trade the drill bit more simple and convenient.

Description

Multilayer PCB board drilling equipment of degree of depth adjustable

Technical Field

The utility model relates to a PCB board drilling technical field especially relates to a degree of depth adjustable multilayer PCB board drilling equipment.

Background

The PCB is named as a printed circuit board, is an important electronic component, is a support body of the electronic component, is a carrier for connecting the electronic component, and the drilling device of the PCB is used for forming holes with various shapes at the upper end of the PCB so as to be convenient for welding various electrical components with the upper end of the PCB;

the PCB board need be seted up multiple hole and is used for connecting various electrical components, there is not all the same with the aperture of connecting electrical components PCB board upper end, and then need the drill bit to follow and trade, thereby could realize the processing to different holes, and the operation of getting of drill bit among the current device is more complicated, thereby easily cause the reduction of drilling efficiency in changing for a long time, and the hole that the PCB board needs divide into through-hole and blind hole again, and among the prior art, it needs different drilling equipment to drill to make through-hole and blind hole, it is comparatively loaded down with trivial details to operate.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming of being convenient for among the prior art, and the multilayer PCB board drilling equipment of a degree of depth adjustable that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a multilayer PCB drilling device with adjustable depth comprises a box body and is characterized in that a driving motor is welded at the upper end of the box body, two symmetrically-arranged moving grooves are formed in the inner wall of the box body, the inner bottoms of the two moving grooves are rotatably connected with a lead screw and a guide rod through bearings, a main shaft of the driving motor is welded with the lead screw, the lead screw is connected with a support plate through threads, the support plate is in penetrating sliding connection with the guide rod, a rotating motor is welded at the upper end of the support plate, the main shaft of the rotating motor penetrates through the support plate and is welded with a rotating drum, the bottom of the rotating drum penetrates through and is connected with a drill bit, two symmetrically-arranged sliding grooves are formed in the bottom of the rotating drum, two symmetrical limiting grooves are formed in the inner bottom of the rotating drum, two symmetrically-arranged convex blocks are welded on the circumferential side wall, the movable plate is placed at the bottom in the box body, two symmetrically-arranged clamping devices are arranged at the upper end of the movable plate, and a plurality of moving devices are arranged in the box body.

Preferably, the abutting device comprises a partition plate welded inside the rotary drum, the rotary drum is connected with a pressure plate in a sealing and sliding mode, and the partition plate and the pressure plate are welded with a spring together.

Preferably, the upper end of the partition board is provided with two water falling grooves in a penetrating manner, a first electromagnetic valve is arranged in one of the water falling grooves, a second electromagnetic valve is arranged in the other water falling groove, and one-way valves are arranged in the two water falling grooves.

Preferably, water is filled above the partition plate, the opening and closing circuits of the first electromagnetic valve and the second electromagnetic valve are communicated with the opening and closing circuit of the rotating motor through wires, the partition plate and the pressing plate are electromagnets, and the starting circuit of the electromagnets is communicated with the opening and closing circuit of the rotating motor.

Preferably, clamping device is including welding in the limiting plate of movable plate upper end, the upper end welding of movable plate has a plurality of vertical electric putter, and is a plurality of vertical electric putter's pole head welding has the baffle, the baffle offsets with the limiting plate.

Preferably, the moving device comprises a transverse electric push rod welded on the side wall of the box body, a push plate is welded on the rod head of the transverse electric push rod, and the push plate abuts against the bottom in the box body.

Compared with the prior art, the utility model has the advantages of:

1. in this device, can realize the spacing of drill bit through setting up lug and spacing groove, and open and close circuit intercommunication and the circuit intercommunication of opening and close that rotates the motor through setting up solenoid valve and electro-magnet, can realize rotating the motor and can realize the clamp plate tightly to supporting of drill bit at rotatory in-process, can prevent effectively that the drilling from running through the in-process shake phenomenon that appears, and can realize breaking away from of clamp plate and drill bit stopping rotatory in-process, only need support the drill bit, then can realize taking out of drill bit through rotatory drill bit, whole device can make and trade the drill bit more simple and convenient.

2. In this device, through setting up lead screw and backup pad, can realize the degree of depth of artificial control drilling, and set up clamping device and realize pressing from both sides tightly the multilayer PCB board of different thickness, and can realize the removal and the fixing of movable plate through setting up the mobile device, utilize horizontal electric putter's pole head to promote the push pedal and remove respectively to can change the relative position of movable plate and drilling, thereby can play and carry out the effect of drilling to the different positions of PCB board.

Drawings

Fig. 1 is the utility model provides a degree of depth adjustable multilayer PCB board drilling equipment's schematic structure diagram.

Fig. 2 is the utility model provides a degree of depth adjustable multilayer PCB board drilling equipment's side cut view.

Fig. 3 is an enlarged view of a portion a of fig. 1.

Fig. 4 is an enlarged view of a portion B of fig. 2.

In the figure: the device comprises a box body 1, a driving motor 2, a moving groove 21, a screw rod 22, a guide rod 23, a support plate 24, a rotating motor 3, a rotating drum 31, a sliding chute 32, a limiting groove 33, a partition plate 34, a pressing plate 35, a spring 36, a water falling groove 37, a first electromagnetic valve 38, a second electromagnetic valve 39, a drill bit 4, a projection 41, a moving plate 5, a limiting plate 51, a vertical electric push rod 52, a baffle 53, a transverse electric push rod 6 and a push plate 61.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 4, a multilayer PCB drilling device with adjustable depth comprises a box body 1, wherein a driving motor 2 is welded at the upper end of the box body 1, two symmetrically arranged moving grooves 21 are formed in the inner wall of the box body 1, the inner bottoms of the two moving grooves 21 are rotatably connected with a screw rod 22 and a guide rod 23 through bearings, a main shaft of the driving motor 2 is welded with the screw rod 22, the screw rod 22 is connected with a support plate 24 through threads, the support plate 24 is connected with the guide rod 23 in a penetrating and sliding manner, a rotating motor 3 is welded at the upper end of the support plate 24, the main shaft of the rotating motor 3 penetrates through the support plate 24 and is welded with a rotating drum 31, a drill bit 4 is connected at the bottom of the rotating drum 31 in a penetrating and sliding manner, two symmetrically arranged sliding grooves 32 are formed at the bottom of the rotating drum 31, two, the circumference lateral wall welding of drill bit 4 has two symmetrical lugs 41 that set up, the inside tight device that supports that is provided with of rotary drum 31, moving plate 5 has been placed to the bottom in the box 1, the upper end of moving plate 5 is provided with the clamping device of two symmetries settings, the inside a plurality of mobile device that are provided with of box 1.

The abutting device comprises a partition plate 34 welded inside the rotary drum 31, the rotary drum 31 is connected with a pressure plate 35 in a sealing and sliding manner, and the partition plate 34 and the pressure plate 35 are welded with a spring 36 together; two water falling grooves 37 are formed in the upper end of the partition plate 34 in a penetrating manner, a first electromagnetic valve 38 is arranged in one water falling groove 37, a second electromagnetic valve 39 is arranged in the other water falling groove 37, and one-way valves are arranged in the two water falling grooves 37; the packing has water above the baffle 34, the circuit that opens and close of first solenoid valve 38 and second solenoid valve 39 all communicates through wire and the circuit that opens and close that rotates motor 3, baffle 34 is the electro-magnet with clamp plate 35, the starting circuit of electro-magnet and the circuit that opens and close that rotates motor 3 communicate, the setting is supported tight the device and can be realized along with the rotation that rotates motor 3, make first solenoid valve 38 be in the open mode, thereby can make baffle 34 and the inside water that fills up of clamp plate 35, thereby can play and carry out spacing effect to clamp plate 35, and then can realize clamp plate 35 to supporting tightly of drill bit 4 with fixed.

The clamping device comprises a limiting plate 51 welded at the upper end of the movable plate 5, a plurality of vertical electric push rods 52 are welded at the upper end of the movable plate 5, baffles 53 are welded at the rod heads of the vertical electric push rods 52, the baffles 53 abut against the limiting plate 51, and the clamping device is arranged to enable the vertical electric push rods 52 to push the baffles 53 to move, so that the PCB can be clamped, PCBs with different thicknesses can be clamped, and the device can be used for drilling PCBs with different thicknesses; the moving device comprises a transverse electric push rod 6 welded on the side wall of the box body 1, a push plate 61 is welded on the rod head of the transverse electric push rod 6, the bottom of the push plate 61 is abutted against the inner bottom of the box body 1, and the moving device is arranged to push the movable plate 5 to change the relative position of the movable plate 5 and the drill bit 4, so that the drilling position can be adjusted.

In the utility model, during the working process, the PCB formed by combining the multilayer PCBs is placed at the upper ends of the two baffles 53 at the same time, the vertical electric push rod 52 is started, the rod head of the vertical electric push rod 52 is moved upwards, so that the baffles 53 and the PCBs at the upper ends of the baffles 53 are pushed to move, when the PCBs are abutted against the upper ends of the limiting plates 51, the baffles 53 do not move any more, and the PCBs can be clamped by the baffles 53 and the limiting plates 51;

then, the transverse electric push rods 6 are respectively started to enable the push plate 61 to move towards the moving plate, when the push plate 61 contacts with the moving plate 5, the moving plate 5 is pushed to move, so that the position change can be realized, and under the combined action of the transverse electric push rods 6 at the four ends, the position of the moving plate 5 can be freely pushed, so that the change of the drilling position can be realized;

then the motor 3 is rotated to drive the rotating drum 31, and further drive the drill bit 4 to rotate, and in the starting process of the rotating motor 3, the partition plate 34 and the pressing plate 35 are simultaneously powered on, and because the two electromagnetic pastes repel each other, the pressing plate 35 moves downwards, so that the spring 36 is in a stretching state, and meanwhile, the first electromagnetic valve 38 is in an opening state, and the second electromagnetic valve 39 is in a closing state, so that water at the upper end of the partition plate 34 enters the partition plate 34 and the pressing plate 35 along the first electromagnetic valve 38 and the water falling groove 37, and the internal spaces of the partition plate 34 and the pressing plate 35 are completely filled, so that the pressing plate 35 can be tightly abutted, and further the drill bit 4 can be tightly abutted, and the situation that the drill bit 4 shakes in the rotating process can be effectively avoided;

then, the driving motor 2 is started to rotate the screw rod 22, the screw rod 22 is in threaded rotary connection with the support plate 24, so that the support plate 24 can move, the guide rod 23 only can limit the support plate 24 to move downwards, the drill bit 4 can move, the PCB can be extruded in the downward movement process of the drill bit 4, drilling can be achieved, the starting and stopping of the driving motor 2 are manually controlled in the drilling process of the drill bit 4, and drilling at different depths of the PCB can be achieved;

after drilling is finished, the driving motor 2 is controlled to enable the drill bit 4 to move out of the PCB, then the rotating motor 3 is turned off, when the rotating motor 3 stops rotating, the partition plate 34 and the pressing plate 35 are powered off at the same time, the first electromagnetic valve 38 is turned off, the second electromagnetic valve 39 is turned on, so that the pressing plate 35 moves upwards along the interior of the rotary drum 31 under the action of the spring 36, water at the intermittent position of the partition plate 34 and the pressing plate 35 enters the upper end of the partition plate 34 along the second electromagnetic valve 39, and the pressing plate 35 is separated from the drill bit 4;

when the drill bit 4 needs to be replaced, the drill bit 4 is only required to be propped up when the motor 3 is rotated to stop, then the drill bit 4 is rotated, and the position of the lug 41 aligned with the sliding groove 32 is moved out.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The multilayer PCB drilling device with the adjustable depth comprises a box body (1) and is characterized in that a driving motor (2) is welded at the upper end of the box body (1), two symmetrically-arranged moving grooves (21) are formed in the inner wall of the box body (1), two screw rods (22) and guide rods (23) are rotatably connected to the inner bottom of each moving groove (21) through bearings, a main shaft of the driving motor (2) is welded with the screw rods (22), the screw rods (22) are connected with a supporting plate (24) through threads, the supporting plate (24) is connected with the guide rods (23) in a penetrating and sliding mode, a rotating motor (3) is welded at the upper end of the supporting plate (24), the main shaft of the rotating motor (3) penetrates through the supporting plate (24) and is welded with a rotating drum (31), a drill bit (4) is connected to the bottom of the rotating drum (31) in a penetrating and sliding mode, two symmetrically-arranged sliding grooves (32, the inner bottom of the rotary drum (31) is provided with two symmetrical limiting grooves (33), the circumferential side wall of the drill bit (4) is welded with two symmetrical convex blocks (41), the rotary drum (31) is internally provided with a clamping device, the bottom of the box body (1) is provided with a movable plate (5), the upper end of the movable plate (5) is provided with two symmetrical clamping devices, and the box body (1) is internally provided with a plurality of moving devices.

2. The multilayer PCB drilling device with adjustable depth as claimed in claim 1, wherein the abutting device comprises a partition plate (34) welded inside a rotary drum (31), the rotary drum (31) is connected with a pressure plate (35) in a sealing and sliding manner, and the spring (36) is welded on the partition plate (34) and the pressure plate (35) together.

3. The multilayer PCB drilling device with the adjustable depth as claimed in claim 2, wherein two water falling grooves (37) are formed through the upper end of the partition plate (34), a first solenoid valve (38) is arranged inside one of the water falling grooves (37), a second solenoid valve (39) is arranged inside the other water falling groove (37), and one-way valves are arranged inside both the water falling grooves (37).

4. The multilayer PCB drilling device with the adjustable depth as claimed in claim 3, wherein water is filled above the partition plate (34), the open and close circuits of the first solenoid valve (38) and the second solenoid valve (39) are both communicated with the open and close circuit of the rotating motor (3) through wires, the partition plate (34) and the pressing plate (35) are both electromagnets, and the starting circuit of the electromagnets is communicated with the open and close circuit of the rotating motor (3).

5. The multilayer PCB drilling device with the adjustable depth as claimed in claim 1, wherein the clamping device comprises a limiting plate (51) welded at the upper end of the moving plate (5), a plurality of vertical electric push rods (52) are welded at the upper end of the moving plate (5), a baffle (53) is welded at the head of each vertical electric push rod (52), and the baffle (53) abuts against the limiting plate (51).

6. The multilayer PCB drilling device with the adjustable depth as claimed in claim 1, wherein the moving device comprises a transverse electric push rod (6) welded on the side wall of the box body (1), a push plate (61) is welded on the head of the transverse electric push rod (6), and the push plate (61) abuts against the bottom in the box body (1).