CN217943525U

CN217943525U - A cutting device for PCBA processing

Info

Publication number: CN217943525U
Application number: CN202222212134.2U
Authority: CN
Inventors: 林靖; 孙继武; 邹森铭
Original assignee: Nanjing Huipai Communication Technology Co ltd
Current assignee: Nanjing Huipai Communication Technology Co ltd
Priority date: 2022-08-22
Filing date: 2022-08-22
Publication date: 2022-12-02
Anticipated expiration: 2032-08-22

Abstract

The utility model discloses a cutting device for PCBA processing, the utility model discloses a be provided with the third motor, third motor drive second lead screw rotates, second lead screw drive second screw-nut along the displacement of second lead screw, second screw-nut drives the push rod displacement, the tight piece of clamp that sets up on the push rod presss from both sides the PCB base plate tightly on bearing the frame for the PCB base plate can feed towards the cutting wheel under the drive of third motor, the cutting width and the precision of PCB base plate all control through third motor, have saved the manpower, have guaranteed cutting accuracy. Through being provided with spacing roller, prevent that the PCB base plate from producing the displacement at the in-process of cutting. Through being provided with the pneumatic cylinder, make the utility model discloses can adjust the interval between cutting wheel and cutter to adapt to the PCB base plate of different thickness.

Description

A cutting device for PCBA processing

Technical Field

The utility model belongs to the technical field of the PCB processing, concretely relates to cutting device for PCBA processing.

Background

PCBA is the abbreviation of English Printed Circuit Board Assembly, that is, PCBA is the abbreviation of PCBA when PCB blank Board is processed by SMT for loading or the whole process of DIP plug-in.

The PCB, the Chinese name is printed circuit board, also called printed circuit board, is an important electronic component, is the support of electronic components, is the carrier of electronic components electrical connection, the printed circuit board develops from single layer to double-sided, multilayer and flexible, and still keeps its own development trend, because continuously developing towards high precision, high density and high reliability, continuously reducing the volume, reducing the cost, improving the performance, the printed circuit board still keeps strong vitality in the development project of future electronic equipment.

Because the PCB base plate is when producing, often adopt polylith PCB base plate set to change production such as hole on a whole PCB base plate, treat PCB base plate production completion back, utilize cutting device to cut the PCB board before dispatching from the factory, however, the enterprise is the handheld PCB board that adopts to PCB base plate cutting now, cut PCB base plate through the cutting wheel, but because the cutting of artifical handheld PCB board, can't pinpoint the cutting of PCB board, lead to the cutting precision to guarantee, when serious, cause the PCB board to report useless, this kind of method has increased the labour on the one hand, the error is great, the cutting takes place the condition such as accidental injury easily simultaneously.

In view of the above, there is an urgent need for a cutting device for PCBA processing to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cutting device for PCBA processing to solve current PCB board and need artifical handheld cutting, cutting accuracy can't guarantee and the lower problem of efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: a cutting device for PCBA processing comprises a workbench, wherein a plurality of supporting plates are fixedly arranged at the bottom of the workbench, a plurality of hydraulic cylinders are arranged on the workbench, a cylinder barrel of the plurality of hydraulic cylinders is fixedly connected with the workbench, lifting plates are fixedly arranged on telescopic rods of the plurality of hydraulic cylinders, two side plates are fixedly arranged on the lifting plates, a first lead screw is rotatably arranged between the two side plates, a plurality of first guide rods are fixedly arranged between the two side plates, a first motor is fixedly arranged on one side of any one side plate and used for driving the first lead screw to rotate, a first lead screw nut is sleeved on the first lead screw, a supporting frame is fixedly arranged on one side of the first lead screw nut, a second motor is fixedly arranged on the supporting frame, and a cutting wheel is fixedly arranged on an output shaft of the second motor;

the bottom of workstation is provided with the housing, it is provided with second lead screw and a plurality of second guide bar to rotate between the two inner walls that the housing is relative, the cover is equipped with second screw-nut on the second lead screw, the fixed third motor that is provided with on the outer wall of housing, the third motor is used for driving the second lead screw and rotates, the fixed connecting rod that is provided with on the second screw-nut, the fixed push rod that is provided with on the connecting rod.

Furthermore, a bearing frame is fixedly arranged on the workbench, the bottom of the bearing frame is fixedly connected with the workbench, and the height of the bearing frame does not exceed the height of the bottom surface of the push rod.

Furthermore, two first mounting blocks are fixedly arranged on the workbench, and a cutter is fixedly arranged between the two first mounting blocks.

Furthermore, the workbench is provided with two second installation blocks, a limiting roller is rotatably arranged between the second installation blocks, and the two second installation blocks are connected with the workbench through limiting springs.

Further, a first sliding groove is formed in the workbench, a second sliding groove is formed in the bearing frame, and the first sliding groove and the second sliding groove are matched with the connecting rod.

Further, a clamping block is arranged on the push rod in a rotating mode, and a torsion spring is arranged between the clamping block and the push rod, so that the clamping block can provide clamping force towards the surface of the bearing frame.

Furthermore, the first lead screw nut is also provided with through holes matched with the first guide rods, and the second lead screw nut is provided with through holes matched with the second guide rods.

The technical effects and advantages of the utility model are that:

the utility model discloses a be provided with the third motor, third motor drive second lead screw rotates, second lead screw drive second screw-nut along the displacement of second lead screw, second screw-nut drives the push rod displacement, the tight piece of clamp that sets up on the push rod presss from both sides the PCB base plate tightly on bearing the frame for the PCB base plate can feed towards the cutting wheel under the drive of third motor, the cutting width and the precision of PCB base plate all control through third motor, the manpower has been saved, cutting accuracy has been guaranteed. Through being provided with spacing roller, prevent that the PCB base plate from producing the displacement at the in-process of cutting. Through being provided with the pneumatic cylinder, make the utility model discloses can adjust the interval between cutting wheel and cutter to adapt to the PCB base plate of different thickness.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the present invention at A in FIG. 1;

FIG. 3 is an enlarged schematic view of the present invention at B of FIG. 1;

fig. 4 is a schematic view of the local explosion structure of the present invention;

fig. 5 is an enlarged schematic view of the utility model at C in fig. 4.

In the figure: 1. a support plate; 2. a work table; 3. a hydraulic cylinder; 4. a lifting plate; 5. a side plate; 6. a first guide bar; 7. a first lead screw; 8. a support frame; 9. a first lead screw nut; 10. a second motor; 11. a cutting wheel; 12. a first motor; 13. a carrier; 14. a limiting roller; 15. a second mounting block; 16. a limiting spring; 17. a first mounting block; 18. a cutter; 19. a push rod; 20. a clamping block; 21. a second feed screw nut; 22. a housing; 23. a second lead screw; 24. a second guide bar; 25. a third motor; 26. a first chute; 27. a second chute; 28. a connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1 to 5, for the utility model relates to a cutting device's for PCBA processing concrete implementation mode, comprises a workbench 2, the fixed a plurality of backup pads 1 that are provided with in bottom of workstation 2, be provided with a plurality of pneumatic cylinders 3 on the workstation 2, the cylinder and the 2 fixed connection of workstation of a plurality of pneumatic cylinders 3, the fixed lifter plate 4 that is provided with on the telescopic link of a plurality of pneumatic cylinders 3, the fixed two curb plates 5 that are provided with on the lifter plate 4, it is provided with first lead screw 7 to rotate between two curb plates 5, the fixed a plurality of first guide bars 6 that are provided with between two curb plates 5, the fixed first motor 12 that is provided with in one side of arbitrary curb plate 5, first motor 12 rotates for driving first lead screw 7, the cover is equipped with first lead screw 7 nut on first lead screw 7, still set up the through-hole with the 6 looks adaptations of a plurality of first guide bars on the first lead screw 7 nut. A support frame 8 is fixedly arranged on one side of the first screw rod 7 nut, a second motor 10 is fixedly arranged on the support frame 8, and a cutting wheel 11 is fixedly arranged on an output shaft of the second motor 10. Pneumatic cylinder 3 makes the utility model discloses can adjust the interval between cutting wheel 11 and cutter 18 to adapt to the PCB base plate of different thickness.

The bottom of the workbench 2 is provided with a housing 22, a second screw 23 and a plurality of second guide rods 24 are rotatably arranged between two opposite inner walls of the housing 22, a second screw 23 nut 21 is sleeved on the second screw 23, and through holes matched with the plurality of second guide rods 24 are formed in the second screw 23 nut 21. A third motor 25 is fixedly arranged on the outer wall of the housing 22, the third motor 25 is used for driving the second lead screw 23 to rotate, a connecting rod 28 is fixedly arranged on the nut 21 of the second lead screw 23, and a push rod 19 is fixedly arranged on the connecting rod 28. The worktable 2 is fixedly provided with a bearing frame 13, the bottom of the bearing frame 13 is fixedly connected with the worktable 2, and the height of the bearing frame 13 does not exceed the height of the bottom surface of the push rod 19. Two first mounting blocks 17 are fixedly arranged on the workbench 2, and a cutter 18 is fixedly arranged between the two first mounting blocks 17. The push rod 19 is provided with a clamping block 20 in rotation, and a torsion spring is arranged between the clamping block 20 and the push rod 19, so that the clamping block 20 can provide a clamping force towards the surface of the carrier 13. Seted up first spout 26 on the workstation 2, seted up second spout 27 on bearing frame 13, first spout 26 and second spout 27 all with connecting rod 28 adaptation.

The utility model discloses first lead screw 7 of first motor 12 drive rotates, and the first lead screw 7 nut that the drive set up on it removes along first lead screw 7, and then makes first lead screw 7 nut drive second motor 10 remove along first lead screw 7. The third motor 25 drives the second lead screw 23 to rotate, the second lead screw 23 drives the nut 21 of the second lead screw 23 to displace along the second lead screw 23, the nut 21 of the second lead screw 23 drives the push rod 19 to displace, the clamping block 20 arranged on the push rod 19 clamps the PCB substrate on the bearing frame 13, so that the PCB substrate can be fed towards the cutting wheel 11 under the driving of the third motor 25, the cutting wheel 11 is driven to rotate by the second motor 10, the cutting width and the cutting precision of the PCB substrate are controlled by the third motor 25, the labor is saved, and the cutting precision is ensured.

Two second installation blocks 15 are arranged on the workbench 2, a limiting roller 14 is rotatably arranged between the two second installation blocks 15, and the two second installation blocks 15 are connected with the workbench 2 through limiting springs 16. The stopper roller 14 may prevent the PCB substrate from being displaced during the cutting process.

The utility model discloses a theory of operation does:

the utility model discloses a be provided with third motor 25, third motor 25 drive second lead screw 23 rotates, second lead screw 23 drive second lead screw 23 nut 21 is along second lead screw 23 displacement, second lead screw 23 nut 21 drives the displacement of push rod 19, the tight piece 20 of clamp that sets up on the push rod 19 presss from both sides the PCB base plate tight on bearing frame 13, make the PCB base plate can feed towards cutting wheel 11 under third motor 25's drive, the cutting width and the precision of PCB base plate all control through third motor 25, the manpower is saved, the cutting accuracy has been guaranteed. By providing the spacing roller 14, the PCB substrate is prevented from being displaced during cutting. Through being provided with pneumatic cylinder 3, make the utility model discloses can adjust the interval between cutting wheel 11 and cutter 18 to adapt to the PCB base plate of different thickness.

Other parts not described in detail in the present invention belong to the prior art, and are not described herein again.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A cutting device for PCBA processing, includes workstation (2), its characterized in that: the bottom of the workbench (2) is fixedly provided with a plurality of supporting plates (1), the workbench (2) is provided with a plurality of hydraulic cylinders (3), cylinder barrels of the hydraulic cylinders (3) are fixedly connected with the workbench (2), telescopic rods of the hydraulic cylinders (3) are fixedly provided with lifting plates (4), the lifting plates (4) are fixedly provided with two side plates (5), a first lead screw (7) is rotatably arranged between the two side plates (5), a plurality of first guide rods (6) are fixedly arranged between the two side plates (5), one side of any one side plate (5) is fixedly provided with a first motor (12), the first motor (12) is used for driving the first lead screw (7) to rotate, a first lead screw (7) nut is sleeved on the first lead screw (7), one side of the first lead screw (7) nut is fixedly provided with a supporting frame (8), the supporting frame (8) is fixedly provided with a second motor (10), and an output shaft of the second motor (10) is fixedly provided with a cutting wheel (11);

the bottom of workstation (2) is provided with housing (22), it is provided with second lead screw (23) and a plurality of second guide bar (24) to rotate between two inner walls that housing (22) is relative, the cover is equipped with second lead screw (23) nut (21) on second lead screw (23), the fixed third motor (25) that is provided with on the outer wall of housing (22), third motor (25) are used for driving second lead screw (23) to rotate, the fixed connecting rod (28) that is provided with on second lead screw (23) nut (21), fixed push rod (19) that is provided with on connecting rod (28).

2. The cutting device for PCBA processing as recited in claim 1, wherein: the push rod (19) is characterized in that a bearing frame (13) is fixedly arranged on the workbench (2), the bottom of the bearing frame (13) is fixedly connected with the workbench (2), and the height of the bearing frame (13) is not more than the height of the bottom surface of the push rod (19).

3. The cutting device for PCBA processing as recited in claim 1, wherein: two first mounting blocks (17) are fixedly arranged on the workbench (2), and a cutter (18) is fixedly arranged between the two first mounting blocks (17).

4. The cutting device for PCBA processing as recited in claim 1, wherein: the automatic positioning device is characterized in that two second mounting blocks (15) are arranged on the workbench (2), two limiting rollers (14) are arranged between the second mounting blocks (15) in a rotating mode, and the second mounting blocks (15) are connected with the workbench (2) through limiting springs (16).

5. The cutting device for PCBA processing as recited in claim 2, wherein: first spout (26) have been seted up on workstation (2), second spout (27) have been seted up on bearing frame (13), first spout (26) and second spout (27) all with connecting rod (28) adaptation.

6. The cutting device for PCBA processing as recited in claim 1, wherein: the push rod (19) is provided with a clamping block (20) in a rotating way, and a torsion spring is arranged between the clamping block (20) and the push rod (19), so that the clamping block (20) can provide clamping force towards the surface of the bearing frame (13).

7. The cutting device for PCBA processing as recited in claim 1, wherein: the nut of the first screw rod (7) is also provided with a through hole matched with the first guide rods (6), and the nut (21) of the second screw rod (23) is provided with a through hole matched with the second guide rods (24).