CN219788511U

CN219788511U - PCB cutting machine

Info

Publication number: CN219788511U
Application number: CN202321229659.5U
Authority: CN
Inventors: 史亚莉; 刘舒勇; 赖峰
Original assignee: Acbel Electronics Dongguan Co Ltd
Current assignee: Acbel Electronics Dongguan Co Ltd
Priority date: 2023-05-19
Filing date: 2023-05-19
Publication date: 2023-10-03
Anticipated expiration: 2033-05-19

Abstract

The utility model relates to the technical field of cutting devices, in particular to a PCB cutting machine. A PCB board cutting machine comprising: a work table; the cutting tool comprises a cutter arranged at the top of the workbench, a driving device for driving the cutter and a controller for controlling the driving device; and the U-shaped thickness sensor is arranged on one side of the workbench and is electrically connected with the controller. This scheme through setting up U type thickness inductor, on the one hand: the automatic triggering of the start and stop of the cutting tool is realized, foot pedal is not needed, and the manual labor is released and lightened, so that the cutting machine is more suitable for batch production of the PCB; on the other hand, the U-shaped thickness sensor is arranged into a U-shaped structure, so that the thickness of the PCB is conveniently inserted into the PCB and accurately detected, the pressure and the rotating speed of the cutter are adjusted, the self-adaptation performance of the cutting machine is improved, and the cutting quality is ensured.

Description

PCB cutting machine

Technical Field

The utility model relates to the technical field of cutting devices, in particular to a PCB cutting machine.

Background

Chinese patent publication No. CN103447626B (hereinafter referred to as document one) discloses a cutter for bottle caps. However, document one also has the following problems: during cutting operation, staff needs to use hands and feet together, push materials and step on pedals by feet, and stand operation is needed, so that the labor is large, and the cutting machine is not suitable for batch production of the PCB.

Disclosure of Invention

The utility model aims to provide a PCB cutting machine aiming at overcoming the defects of the prior art, and aims to reduce the labor force of manpower and enable the cutting machine to be more suitable for mass production of PCBs.

The utility model realizes the above purpose through the following technical scheme: a PCB board cutting machine comprising:

a work table;

the cutting tool comprises a cutter arranged at the top of the workbench, a driving device for driving the cutter and a controller for controlling the driving device; and

the U-shaped thickness sensor is arranged on one side of the workbench and is electrically connected with the controller.

As a further scheme of the utility model: the PCB board cutting machine further comprises a material bearing jig which is arranged on the workbench and inserted in the U-shaped thickness sensor, a material bearing groove is formed in the top of the material bearing jig, an extension part is arranged on the outer side wall in a protruding mode, the extension part is provided with a cutting guide groove which is open to the outside and is far away from one side of the extension part, and the cutter is closely adjacent to a notch of the cutting guide groove.

As a further scheme of the utility model: and a level gauge is arranged on the material bearing jig.

As a further scheme of the utility model: the workbench is provided with a jig guide groove, the material bearing jig is provided with a jig guide bar movably inserted in the jig guide groove, the extending parts are provided with at least two extending parts, the extending parts comprise a first extending part and a second extending part, the cutting guide groove comprises a first cutting guide groove and a second cutting guide groove which are matched with the first extending part and the second extending part respectively, the cutter is adjacent to the notch of the first cutting guide groove, and the opening of the U-shaped thickness inductor faces the notch of the second cutting guide groove and stretches into the second cutting guide groove.

As a further scheme of the utility model: the bottom threaded connection of workstation has 4 horizontal adjustment landing legs, be equipped with the adjustment handle on the horizontal adjustment landing leg.

As a further scheme of the utility model: the workbench is hinged with a poking foot, and one side of the bottom of the material bearing jig is provided with a locking plate matched with the poking foot.

The utility model has the beneficial effects that:

this scheme through setting up U type thickness inductor, on the one hand: the automatic triggering of the start and stop of the cutting tool is realized, foot pedal is not needed, and the manual labor is released and lightened, so that the cutting machine is more suitable for batch production of the PCB;

on the other hand, the U-shaped thickness sensor is arranged into a U-shaped structure, so that the thickness of the PCB is conveniently inserted into the PCB and accurately detected, the pressure and the rotating speed of the cutter are adjusted, the self-adaptation performance of the cutting machine is improved, and the cutting quality is ensured.

Drawings

Fig. 1 is a schematic view of a partial structure of a material-bearing jig when the material-bearing jig is placed on a workbench.

Fig. 2 is a schematic structural diagram of a material bearing fixture.

Fig. 3 is a schematic structural view of a material receiving groove of the material receiving jig for placing a PCB board.

Fig. 4 is a schematic diagram of the structure of the thickness to be detected when the PCB board is inserted into the U-shaped thickness sensor.

Fig. 5 is a schematic view of another partial structure of the material bearing fixture mounted on the workbench.

The reference numerals include:

1-a working table, wherein the working table is provided with a plurality of working grooves,

11-jig guide grooves, 12-horizontal adjusting supporting legs, 13-poking feet, 14-locking plates,

121-an adjusting handle;

2, a cutting tool;

21-a cutter, 22-a controller;

3-U-shaped thickness sensor;

4-a material bearing jig,

41-a material receiving groove, 42-an extension part, 43-a cutting guide groove, 44-a jig guide bar, 45-a level meter, 421-a first extension part, 422-a second extension part,

431-first cutting guide slot, 432-second cutting guide slot;

5-a PCB board.

Detailed Description

The present utility model will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 5, in an embodiment of the present utility model, there is provided a PCB board cutter including: a workbench 1, a cutting tool 2 and a U-shaped thickness sensor 3. Wherein:

the cutting tool 2 comprises a cutting knife 21 arranged at the top of the workbench 1, a driving device for driving the cutting knife 21, and a controller 22 for controlling the driving device;

the U-shaped thickness sensor 3 is arranged on one side of the workbench 1 and is electrically connected with the controller 22.

Specifically, the U-shaped thickness sensor 3 can be an ultrasonic detector or a laser range finder, or a laser thickness measuring sensor with the model of ZTMS08, or a range finding sensor with the model of KEYENCE, or a thickness measuring device with the model of CHY-CB, or a thickness detecting camera with the model of CV-H200M, or an ultrasonic detecting analyzer with the model of JY-80A.

The process of cooperation between the U-shaped thickness sensor 3 and the controller 22 is as follows:

1.U thickness sensor 3 detects thickness signal or preset thickness signal and then feeds it back to controller 22, controller 22 triggers the start of cutting tool 2, otherwise controller 22 triggers cutting tool 2 to stop working;

the U-shaped thickness sensor 3 detects the thickness value of the PCB 5, and the controller 22 intelligently adjusts the pressure and the rotating speed of the cutter 21 according to the thickness value.

This scheme through setting up U type thickness inductor 3, on the one hand: the automatic triggering of the start and stop of the cutting tool 2 is realized, foot pedal is not needed, and the manual labor is released and lightened, so that the cutting machine is more suitable for batch production of the PCB 5; on the other hand, the U-shaped thickness sensor 3 is arranged into a U-shaped structure, so that the PCB 5 can be conveniently inserted into the cutter, the thickness of the PCB 5 can be accurately detected, the pressure and the rotating speed of the cutter 21 can be adjusted, the self-adaption performance of the cutter can be improved, and the cutting quality can be ensured.

In one embodiment, as shown in fig. 1 to 4, the PCB board cutting machine further includes a material receiving jig 4 disposed on the workbench 1 and inserted in the U-shaped thickness sensor 3, a material receiving groove 41 is disposed at the top of the material receiving jig 4, an extension portion 42 is disposed on an outer side wall of the material receiving jig, a cutting guide groove 43 leading to and opening on a side of the material receiving jig 4 away from the extension portion 42 is disposed on an outer side wall of the material receiving jig, and the cutter 21 is closely adjacent to a notch disposed on the cutting guide groove 43. Furthermore, the cutter 21 cuts the PCB 5 in the receiving slot 41 along the cutting guide slot 43, so that the extension portion 42 is provided to extend the cutting guide slot 43 in order to sufficiently cut the PCB 5 and avoid the cutter 21 from being bumped across the boundary, so as to extend the cutting track of the cutter 21.

In another embodiment, as shown in fig. 1 to 3, the material bearing fixture 4 is provided with a level meter 45. Furthermore, whether the material bearing jig 4 is placed horizontally or not is judged by observing the display information of the level meter 45, so that the influence on the cutting precision of the PCB 5 due to the inclination of the material bearing jig 4 is avoided.

In yet another embodiment, as shown in fig. 5, the workbench 1 is provided with a jig guide groove 11, and the material bearing jig 4 is provided with a jig guide bar 44 movably inserted in the jig guide groove 11, so that the material bearing jig 4 is advantageously placed on the workbench 1 to perform movement and limiting, so as to better complete the cutting work. As shown in fig. 2 and 3, the extending portion 42 is provided with at least two extending portions including a first extending portion 421 and a second extending portion 422, the cutting guide groove 43 includes a first cutting guide groove 431 and a second cutting guide groove 432 respectively matched with the first extending portion 421 and the second extending portion 422, the cutter 21 is adjacent to a notch of the first cutting guide groove 431, as shown in fig. 3 and 4, and the opening of the U-shaped thickness sensor 3 faces the notch of the second cutting guide groove 432 and extends into the second cutting guide groove 432. Furthermore, the U-shaped thickness sensor 3 can effectively detect the thickness of the PCB 5, and the cutter 21 is not interfered to cut the PCB 5, so that the arrangement is reasonable and practical, and the cutting efficiency and the cutting precision are effectively improved. During feeding, the PCB 5 is placed in the material receiving groove 41 of the material receiving jig 4, the material receiving jig 4 is then mounted on the workbench 1 until the U-shaped thickness sensor 3 is aligned with the second cutting groove 432 to realize thickness detection of the PCB 5, and the cutter 21 is aligned with the first cutting groove 431 to make a preparation for cutting. The first cutting guide groove 431 corresponds to the outermost edge of the PCB 5, and when cutting, the cutter 21 cuts the PCB 5 in the material receiving groove 41 along the direction of the first cutting guide groove 431, and after finishing, the material receiving jig 4 is pushed out, so that the cutter 21 is aligned to the second cutting guide groove 432 and cuts along the direction of the second cutting guide groove 432, and the cutting is repeated circularly until the cutting of the raw material of the PCB 5 is finished.

In yet another embodiment, as shown in fig. 5, 4 horizontal adjusting legs 12 are screwed to the bottom of the table 1, and an adjusting handle 121 is provided on the horizontal adjusting legs 12. Furthermore, according to the display information of the level gauge 45, the rotation adjusting handle 121 enables the horizontal adjusting support leg 12 to rotate synchronously, and the horizontal adjusting support leg 12 stretches out and draws back through rotation, so that the horizontal state of the workbench 1 is adjusted, and the cutting precision of the PCB 5 is prevented from being influenced due to the inclination of the material bearing jig 4.

In another embodiment, as shown in fig. 5, the workbench 1 is hinged with a pulling foot 13, and a locking plate 14 matched with the pulling foot 13 is arranged on one side of the bottom of the material bearing fixture 4. Furthermore, the limit locking of the material bearing jig 4 on the workbench 1 is realized, and the disassembly and the assembly are easy. During locking, the poking feet 13 are poked towards the direction of the locking plates 14, so that the poking feet 13 are tightly pressed on the locking plates 14, the material bearing jig 4 is limited, and shake or false lifting of the material bearing jig 4 during cutting operation is reduced. When the material is disassembled, the poking feet 13 are poked from the direction away from the locking plate 14, and the structure is simple and the disassembly and the assembly are easy.

In view of the above, the present utility model has the above-mentioned excellent characteristics, so that it can be used to improve the performance and practicality of the prior art, and is a product with great practical value.

The foregoing is merely exemplary of the present utility model, and those skilled in the art should not be considered as limiting the utility model, since modifications may be made in the specific embodiments and application scope of the utility model in light of the teachings of the present utility model.

Claims

1. A PCB board cutting machine, comprising:

a work table (1);

the cutting tool (2) comprises a cutting knife (21) arranged at the top of the workbench (1), a driving device for driving the cutting knife (21), and a controller (22) for controlling the driving device; and

and the U-shaped thickness sensor (3) is arranged on one side of the workbench (1) and is electrically connected with the controller (22).

2. The PCB board cutting machine according to claim 1, further comprising a material bearing jig (4) arranged on the workbench (1) and inserted into the U-shaped thickness sensor (3), wherein a material bearing groove (41) is arranged at the top of the material bearing jig (4), an extension part (42) is convexly arranged on one outer side wall of the material bearing jig (4), a cutting guide groove (43) which is open to one side of the material bearing jig (4) away from the extension part (42) is arranged on the extension part (42), and the cutter (21) is closely adjacent to a notch arranged on the cutting guide groove (43).

3. The PCB board cutting machine according to claim 2, wherein the material receiving jig (4) is provided with a level meter (45).

4. The PCB board cutting machine according to claim 2, wherein the working table (1) is provided with a jig guide groove (11), the material bearing jig (4) is provided with a jig guide bar (44) movably inserted in the jig guide groove (11), the extending parts (42) are provided with at least two extending parts including a first extending part (421) and a second extending part (422), the cutting guide groove (43) comprises a first cutting guide groove (431) and a second cutting guide groove (432) which are respectively matched with the first extending part (421) and the second extending part (422), the cutter (21) is adjacent to a notch of the first cutting guide groove (431), and an opening of the U-shaped thickness sensor (3) faces the notch of the second cutting guide groove (432) and stretches into the second cutting guide groove (432).

5. A PCB board cutting machine according to claim 3, characterized in that the bottom of the table (1) is screwed with 4 horizontal adjustment legs (12), the horizontal adjustment legs (12) being provided with adjustment handles (121).

6. The PCB cutting machine according to claim 2, wherein the workbench (1) is hinged with a poking foot (13), and a locking plate (14) matched with the poking foot (13) is arranged on one side of the bottom of the material bearing jig (4).