CN113207229A

CN113207229A - A cornering machine for circuit board processing

Info

Publication number: CN113207229A
Application number: CN202110457194.8A
Authority: CN
Inventors: 唐靖
Original assignee: Jiangsu Simand Electric Co Ltd
Current assignee: Jiangsu Simand Electric Co Ltd
Priority date: 2021-04-27
Filing date: 2021-04-27
Publication date: 2021-08-03

Abstract

The invention discloses a corner cutting machine for processing a circuit board, which comprises a supporting table, wherein one side of the upper surface of the supporting table is provided with a cutting groove, the cutting groove divides the upper surface of the supporting table into a wide surface and a narrow surface, a top capable of lifting is arranged inside the cutting groove, two sides of the cutting groove are respectively provided with a sliding groove, a screw rod is rotatably arranged inside the sliding groove, a nut is connected with the screw rod in a threaded manner and fixedly connected with a top block, and a second chain transmission structure is connected between the lower ends of the two screw rods. To sum up, this device can be better cut the circuit board, avoids the circuit board to take place the cutting deformation.

Description

A cornering machine for circuit board processing

Technical Field

The invention relates to the technical field of circuit boards, in particular to a corner cutting machine for processing a circuit board.

Background

The circuit board has the name: ceramic circuit board, alumina ceramic circuit board, aluminum nitride ceramic circuit board, PCB board, aluminum substrate, high frequency board, thick copper board, impedance board, PCB, ultra-thin circuit board, printed (copper etching technology) circuit board, etc. The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout. The circuit board may be referred to as a printed wiring board or a printed circuit board;

because the circuit board has different appearance shapes, the whole circuit board needs to be subjected to corner cutting operation when the circuit board is processed so as to ensure that the circuit board meets the requirements. The structure of the angle cutting machine at the present stage is that the circuit board is directly placed on the cutting table, the cutting groove should be arranged on the upper surface of the cutting table, when the circuit board stacked together in multiple layers is cut, and when the cutting knife is pressed down, the part of the circuit board pressed down can be bent or even deformed by cutting.

Disclosure of Invention

The invention aims to provide a corner cutting machine for processing circuit boards, which solves the problem that when a cutting knife is pressed down during cutting of circuit boards stacked together in multiple layers in the prior art, the pressed part of the circuit board is bent or even cut and deformed.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an cornering machine for circuit board processing, includes a supporting bench, it cuts the groove to have seted up on one side of the supporting bench upper surface, cut the upper surface that the groove will prop up supporting bench and divide into wide face and narrow face, the inside that cuts the groove is equipped with the top that can go up and down.

Preferably, the both sides of cutting cut groove all are provided with the spout, and the inside rotation of spout installs the lead screw, and threaded connection has the nut on the lead screw, nut and kicking block rigid coupling.

Preferably, a second chain transmission structure is connected between the lower ends of the two screw rods.

Preferably, a driving motor is installed on one side inside the supporting table, and a first chain transmission structure is connected between the driving motor and one of the screw rods in a transmission manner.

Preferably, a support is arranged above the support table, and a lifting cylinder is arranged on the support at a position vertically corresponding to the ejector block.

Preferably, the lower end of the piston rod of the lifting cylinder is provided with a cutting knife.

Compared with the prior art, the invention has the beneficial effects that: the ejection block is arranged in the cutting groove, the ejection block can lift up and down in the cutting groove, the ejection block can support a part aligned with the cutting knife when the cutting is carried out initially, so that the bending generated during the cutting can be avoided, and the ejection block descends when the circuit board at the lowest part is cut, so that the ejection block can be prevented from influencing the cutting knife to enter the cutting groove.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

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

fig. 2 is a schematic view of the structure of the descending of the top block of the present invention.

In the figure: 1. a support table; 11. cutting the groove; 12. a chute; 2. a top block; 3. a nut; 4. a screw rod; 5. a second chain transmission structure; 6. a first chain transmission structure; 7. a drive motor; 8. a lift cylinder; 9. a cutting knife.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1, in an embodiment of the present invention, an angle cutting machine for processing a circuit board includes a supporting table 1, a cutting groove 11 is formed on one side of an upper surface of the supporting table 1, the cutting groove 11 divides the upper surface of the supporting table 1 into a wide surface and a narrow surface, the wide surface is used for accommodating a main body portion of the circuit board, the narrow surface is used for accommodating a corner to be cut, and the cutting groove 11 is used for inserting a cutting knife 9 during cutting;

as shown in fig. 1 and 2, the lifting top block 2 is arranged in the cutting groove 11, and when the top block 2 is lifted to the state shown in fig. 1, the cutting part of the cutting knife 9 can be supported, so that the circuit board can be prevented from being bent under the pressure of the cutting knife 9;

referring to fig. 1 and 2, sliding grooves 12 are formed in two sides of a cutting groove 11, a screw rod 4 is rotatably mounted in each sliding groove 12, a nut 3 is connected to each screw rod 4 in a threaded manner, the nut 3 is fixedly connected with an ejector block 2, a second chain transmission structure 5 is connected between the lower ends of the two screw rods 4, the second chain transmission structure 5 can drive the two screw rods 4 to rotate, the two screw rods 4 can drive the nuts 3 to rise or fall when rotating, and the ejector block 2 can be driven to rise or fall when the nuts 3 rise or fall;

as shown in fig. 1, a driving motor 7 is installed at one side inside a supporting table 1, a first chain transmission structure 6 is connected between the driving motor 7 and one of the screw rods 4 in a transmission manner, the driving motor 7 can drive one of the screw rods 4 to rotate through the first chain transmission structure 6, and the second chain transmission structure 5 can drive the two screw rods 4 to rotate simultaneously;

as shown in fig. 1, a support is installed above the support table 1, a lifting cylinder 8 is installed at a position vertically corresponding to the ejector block 2 on the support, a cutting knife 9 is installed at the lower end of a piston rod of the lifting cylinder 8, and the cutting knife 9 can move downwards when the lifting cylinder 8 extends, so that the cutting operation can be conveniently carried out.

The working principle and the using process of the invention are as follows: when the device is used, the circuit board is superposed on the upper surface of the support table 1, the wide surface is used for accommodating the main body part of the circuit board, the narrow surface is used for accommodating the corner to be cut, the top block 2 is arranged on the inner top surface of the cutting groove 11 at the moment, the lifting cylinder 8 extends at the moment, the cutter 9 can be moved downwards to facilitate the cutting operation, when the circuit board at the lowest position is cut, the driving motor 7 can drive one of the screw rods 4 to rotate through the first chain transmission structure 6, because the second chain transmission structure 5 can drive the two screw rods 4 to rotate simultaneously, the screw rods 4 can drive the height of the nut 3 to descend, further, the jacking block 2 descends, the cutting knife 9 continues to move downwards at the moment, the last circuit board is cut, the cutting knife 9 reaches the inside of the cutting groove 11 after cutting is completed, and then the lifting cylinder 8 contracts to drive the cutting knife 9 to contract;

cut 11 inside kicking blocks 2 that have set up of cut groove, kicking blocks 2 can go up and down in the inside of cutting cut groove 11, when cutting at the beginning, kicking blocks 2 can prop up the position of aiming at with cutting knife 11, can avoid producing the bending when the cutting like this, when cutting a circuit board of below, kicking blocks 2 descend, can avoid kicking blocks 2 to influence the inside that the cutting knife got into cut groove 11, to sum up, what this device can be better cuts the circuit board, avoid the circuit board to take place cutting deformation.

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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a cornering machine for circuit board processing, includes brace table (1), its characterized in that: supporting bench (1) upper surface one side has been seted up and has been cut groove (11), cut groove (11) and divide into wide face and narrow face with the upper surface of supporting bench (1), the inside of cutting groove (11) is equipped with kicking block (2) that can go up and down.

2. The corner cutting machine for circuit board processing according to claim 1, wherein: both sides of the cutting groove (11) are provided with sliding grooves (12), a screw rod (4) is installed in the sliding grooves (12) in a rotating mode, a nut (3) is connected to the screw rod (4) in a threaded mode, and the nut (3) is fixedly connected with the ejector block (2).

3. The corner cutting machine for circuit board processing according to claim 2, wherein: a second chain transmission structure (5) is connected between the lower ends of the two screw rods (4).

4. The corner cutting machine for circuit board processing according to claim 3, wherein: a driving motor (7) is installed on one side inside the supporting table (1), and a first chain transmission structure (6) is connected between the driving motor (7) and one of the screw rods (4) in a transmission mode.

5. The corner cutting machine for circuit board processing according to claim 1, wherein: and a support is arranged above the support table (1), and a lifting cylinder (8) is arranged at a position vertically corresponding to the ejector block (2) on the support.

6. The corner cutting machine for circuit board processing according to claim 5, wherein: and a cutting knife (9) is arranged at the lower end of the piston rod of the lifting cylinder (8).