CN215093777U

CN215093777U - PCB board automatic cutting device

Info

Publication number: CN215093777U
Application number: CN202022791289.7U
Authority: CN
Inventors: 龙富强
Original assignee: Huizhou Welgao Electronics Co ltd
Current assignee: Huizhou Welgao Electronics Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-12-10
Anticipated expiration: 2030-11-26

Abstract

The utility model discloses an automatic cutting device for PCB boards, which comprises a left conveyor belt and a right conveyor belt, wherein a cutting mechanism is arranged between the left conveyor belt and the right conveyor belt; the cutting mechanism comprises a base, a top beam is fixedly arranged above the base through a support column, a driving cylinder, a movable plate and a pressing plate are sequentially arranged below the top beam, the driving cylinder is fixedly connected with the top beam, a driving end of the driving cylinder is connected with the upper surface of the movable plate, and a cutting knife is fixedly connected with the lower surface of the movable plate; the pressing plate is elastically connected with the movable plate through a first elastic piece, and a square groove hole for the cutting knife to penetrate through is formed in the surface of the pressing plate; and rigid bearing seats are respectively installed at the end parts of the left conveying belt and the right conveying belt, which are close to each other. Through the utility model discloses realize cutting the PCB board automatically, reduce artificial interference to improve production efficiency, eliminate the potential safety hazard.

Description

PCB board automatic cutting device

Technical Field

The utility model relates to a PCB board production and processing technology field, concretely relates to PCB board automatic cutting device.

Background

The PCB is also called a printed circuit board, and is a provider of electrical connection of electronic components. The PCB board has the main advantages of greatly reducing errors of wiring and assembly, and improving the automation level and the production labor rate.

In the production and processing process of the PCB, a whole large PCB needs to be cut into required sizes according to the design requirements. Present PCB board cutting needs the operating personnel to utilize the cutting knife to carry out manual cutting to the PCB board for PCB board production efficiency reduces by a wide margin, is unfavorable for the productivity to promote, and manual cutting injures oneself easily carelessly a little, has the potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model aims at designing a PCB board automatic cutting device, making it realize cutting the PCB board automatically, reducing artifical interference to improve production efficiency, eliminate the potential safety hazard.

In order to achieve the above object, the utility model provides a following technical scheme:

an automatic cutting device for a PCB comprises a left conveyor belt and a right conveyor belt, wherein a cutting mechanism is arranged between the left conveyor belt and the right conveyor belt; the cutting mechanism comprises a base, a top beam is fixedly arranged above the base through a support column, a driving cylinder, a movable plate and a pressing plate are sequentially arranged below the top beam, the driving cylinder is fixedly connected with the top beam, a driving end of the driving cylinder is connected with the upper surface of the movable plate, and a cutting knife is fixedly connected with the lower surface of the movable plate; the pressing plate is elastically connected with the movable plate through a first elastic piece, a square groove hole for the cutting knife to pass through is formed in the surface of the pressing plate, and when the pressing plate is in a non-working state, the lower surface of the pressing plate is lower than the cutting edge tip of the cutting knife; the end parts of the left conveyor belt and the right conveyor belt, which are close to each other, are respectively provided with a rigid bearing seat, the pressing plate is positioned above the bearing seats, and the cutting edge of the cutting knife is aligned with a gap between the two bearing seats.

Furthermore, a rubber layer is arranged on the lower surface of the pressing plate. So set up, utilize the rubber layer as the buffer layer, avoid the clamp plate to push down the in-process pressure loss PCB board, influence the quality.

Furthermore, the bearing seat comprises a bearing plate and a base, the bearing plate is located above the base, and a second elastic piece is arranged between the bearing plate and the base. So set up, the effect of buffering is played to the second elastic component, compresses tightly the in-process of fixed PCB board at clamp plate and loading board combination, provides the buffering to the loading board.

Furthermore, the second elastic piece is provided with a plurality of left and right symmetrical parts. So set up, set the second elastic component to bilateral symmetry, guarantee that the atress is even.

Furthermore, the left and right sides of fly leaf is fixed and is equipped with the guide post of perpendicular setting, the top of guide post passes the back timber, with sliding connection from top to bottom of back timber. So set up, utilize the guide post of vertical setting to ensure that the fly leaf moves up and down along the vertical direction.

Furthermore, a limiting ring is arranged on the guide post. So set up, utilize the spacing ring to avoid the fly leaf to descend excessively, cause equipment damage.

Furthermore, a chip collecting mechanism is arranged below the cutting mechanism and comprises a collecting pipe and a collecting box, the tail end of the collecting pipe is communicated with the collecting box, and the head end of the collecting pipe is aligned with a gap between the two bearing seats. So set up, utilize the piece to collect the produced piece of mechanism in time collecting PCB board cutting process, avoid the polluted environment.

Furthermore, the head end of the collecting pipe is funnel-shaped. So set up the collecting pipe and set to the infundibulate, enlarge and collect mouthful area, improve collection efficiency.

Further, an exhaust fan is arranged in the collecting box. So set up, utilize the produced suction of air exhauster, improve clastic collection efficiency.

Compared with the prior art, the beneficial effects of the utility model are that:

the PCB is transported through the left conveyor belt and the right conveyor belt, and automatic conveying of the PCB is achieved. When the PCB is conveyed between the left conveying belt and the right conveying belt, and the position, needing to be cut, of the PCB is aligned to a cutting knife of the cutting mechanism, the left conveying belt and the right conveying belt synchronously stop conveying, and the driving cylinder drives the movable plate to descend. In the process that the movable plate descends, the pressing plate and the bearing seat are matched with each other to extrude and fix the PCB, and the PCB is prevented from shaking in the cutting process. The movable plate is continuously driven along with the driving cylinder, the position of the pressing plate is kept unchanged, the movable plate overcomes the action force of the first elastic piece to descend, and the cutting knife penetrates through the square slot hole to cut the PCB.

After the cutting is finished, the driving cylinder drives the movable plate to ascend, the pressing plate resets under the elastic action of the first elastic piece, and the left conveying belt and the right conveying belt convey again.

The whole process has no manual interference, and is beneficial to improving the production efficiency and eliminating potential safety hazards. The setting mode of fly leaf, clamp plate, first elastic component and cutting knife can improve the cutting quality.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention (PCB board not cut);

FIG. 2 is a schematic structural diagram of the present invention (when cutting a PCB);

fig. 3 is a sectional view taken along the direction a of fig. 1 according to the present invention;

the names of the components identified in the figures are as follows:

1. a left conveyor belt; 2. a right conveyor belt; 3. a cutting mechanism; 4. a base; 5. a support pillar; 6. a top beam; 7. a driving cylinder; 8. a movable plate; 801. a guide post; 802. a limiting ring; 9. pressing a plate; 901. A square slot hole; 902. a rubber layer; 10. a cutting knife; 11. a first elastic member; 12. a bearing seat; 1201. A base; 1202. a carrier plate; 1203. a second elastic member; 13. a debris collection mechanism; 1301. a collection pipe; 1302. a collection box; 1303. an exhaust fan; 14. PCB board

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, only some embodiments, not all embodiments, of the present invention are described. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example (b):

an automatic cutting device for a PCB comprises a left conveyor belt 1 and a right conveyor belt 2, wherein a cutting mechanism 3 is arranged between the left conveyor belt 1 and the right conveyor belt 2; the cutting mechanism 3 comprises a base 4, a top beam 6 is fixedly arranged above the base 4 through a support column 5, a driving cylinder 7, a movable plate 8 and a pressure plate 9 are sequentially arranged below the top beam 6, the driving cylinder 7 is fixedly connected with the top beam 6, the driving end of the driving cylinder 7 is connected with the upper surface of the movable plate 8, and the lower surface of the movable plate 8 is fixedly connected with a cutting knife 10; the pressing plate 9 is elastically connected with the movable plate 8 through a first elastic piece 11, a square groove hole 901 for the cutting knife 10 to pass through is formed in the surface of the pressing plate 9, and when the pressing plate 9 is in a non-working state, the lower surface of the pressing plate 9 is lower than the cutting edge tip of the cutting knife 10; the end parts of the left conveyor belt 1 and the right conveyor belt 2 which are close to each other are respectively provided with a rigid bearing seat 12, the pressing plate 9 is positioned above the bearing seats 12, and the cutting edge of the cutting knife 10 is aligned with the gap between the two bearing seats 12.

The lower surface of the pressure plate 9 is provided with a rubber layer 902. So set up, utilize rubber layer 902 as the buffer layer, avoid clamp plate 9 to push down the in-process pressure loss PCB board 14, influence the quality.

The bearing seat 12 includes a bearing plate 1202 and a base 1201, the bearing plate 1202 is located above the base 1201, and a second elastic member 1203 is disposed between the bearing plate 1202 and the base 1201. With such an arrangement, the second elastic member 1203 plays a role of buffering, and provides buffering for the loading board 1202 in the process of pressing and fixing the PCB 14 by the combination of the pressing plate 9 and the loading board 1202.

The second elastic members 1203 are arranged in a left-right symmetrical manner. So set up, set up second elastic component 1203 into bilateral symmetry, guarantee that the atress is even.

The left side and the right side of the movable plate 8 are fixedly provided with guide columns 801 which are vertically arranged, and the top ends of the guide columns 801 penetrate through the top beam 6 and are connected with the top beam 6 in a vertical sliding mode. So arranged, the vertically arranged guide posts 801 ensure that the movable plate 8 moves up and down in the vertical direction.

The guide column 801 is provided with a limit ring 802. With such an arrangement, the limit ring 802 is used to prevent the movable plate 8 from excessively descending to cause damage to the equipment.

The lower part of the cutting mechanism 3 is provided with a debris collecting mechanism 13, the debris collecting mechanism 13 comprises a collecting pipe 1301 and a collecting box 1302, the tail end of the collecting pipe 1301 is communicated with the collecting box 1302, and the head end of the collecting pipe 1301 is aligned with the gap between the two bearing seats 12. According to the arrangement, the scraps generated in the cutting process of the PCB 14 are collected in time by the scraps collecting mechanism 13, so that the environmental pollution is avoided.

The head end of collection tube 1301 is funnel-shaped. So set up, set collecting pipe 1301 to the infundibulate, enlarge and collect mouthful area, improve collection efficiency.

An exhaust fan 1303 is arranged in the collecting box 1302. With such an arrangement, the suction force generated by the suction fan 1303 improves the debris collection efficiency.

The working principle of the embodiment is as follows:

the PCB 14 is transported by the left conveyor belt 1 and the right conveyor belt 2, and automatic conveying of the PCB 14 is achieved. When the PCB 14 is conveyed between the left conveyor belt 1 and the right conveyor belt 2 and the position of the PCB 14 to be cut is aligned with the cutting knife 10 of the cutting mechanism 3, the left conveyor belt 1 and the right conveyor belt 2 synchronously stop conveying, and the driving cylinder 7 drives the movable plate 8 to descend. During the descending process of the movable plate 8, the PCB 14 is pressed and fixed by first matching the lower surface of the pressing plate 9 with the upper surface of the bearing seat 12, so as to avoid the PCB 14 from shaking during the cutting process. As the driving cylinder 7 continues to drive the movable plate 8, the position of the pressing plate 9 remains unchanged, the movable plate 8 descends against the action of the first elastic member 11, and the cutting blade 10 cuts the PCB 14 through the square slot 901.

After cutting, the driving cylinder 7 drives the movable plate 8 to ascend, the pressing plate 9 is reset under the elastic action of the first elastic piece 11, and the left conveyor belt 1 and the right conveyor belt 2 are conveyed again.

The whole process has no manual interference, and is beneficial to improving the production efficiency and eliminating potential safety hazards. The combination of the movable plate 8, the pressing plate 9, the first elastic member 11, the bearing seat 12 and the cutting knife 10 can improve the cutting quality.

Claims

1. The utility model provides a PCB board automatic cutting device which characterized in that: the cutting device comprises a left conveying belt and a right conveying belt, wherein a cutting mechanism is arranged between the left conveying belt and the right conveying belt; the cutting mechanism comprises a base, a top beam is fixedly arranged above the base through a support column, a driving cylinder, a movable plate and a pressing plate are sequentially arranged below the top beam, the driving cylinder is fixedly connected with the top beam, a driving end of the driving cylinder is connected with the upper surface of the movable plate, and a cutting knife is fixedly connected with the lower surface of the movable plate; the pressing plate is elastically connected with the movable plate through a first elastic piece, a square groove hole for the cutting knife to pass through is formed in the surface of the pressing plate, and when the pressing plate is in a non-working state, the lower surface of the pressing plate is lower than the cutting edge tip of the cutting knife; the end parts of the left conveyor belt and the right conveyor belt, which are close to each other, are respectively provided with a rigid bearing seat, the pressing plate is positioned above the bearing seats, and the cutting edge of the cutting knife is aligned with a gap between the two bearing seats.

2. The automatic cutting device for the PCB board of claim 1, wherein: the lower surface of the pressure plate is provided with a rubber layer.

3. The automatic cutting device for the PCB board of claim 1, wherein: the bearing seat comprises a bearing plate and a base, the bearing plate is located above the base, and a second elastic piece is arranged between the bearing plate and the base.

4. The automatic cutting device for PCB board of claim 3, wherein: the second elastic piece is provided with a plurality of left and right symmetrical parts.

5. The automatic cutting device for the PCB board of claim 1, wherein: the left side and the right side of the movable plate are fixedly provided with guide columns which are vertically arranged, and the top ends of the guide columns penetrate through the top beam and are in vertical sliding connection with the top beam.

6. The automatic cutting device for PCB board of claim 5, wherein: and the guide post is provided with a limiting ring.

7. The automatic cutting device for the PCB board of claim 1, wherein: the lower part of the cutting mechanism is provided with a chip collecting mechanism, the chip collecting mechanism comprises a collecting pipe and a collecting box, the tail end of the collecting pipe is communicated with the collecting box, and the head end of the collecting pipe is aligned with a gap between the two bearing seats.

8. The automatic cutting device for PCB board of claim 7, wherein: the head end of the collecting pipe is funnel-shaped.

9. The automatic cutting device for PCB board of claim 7, wherein: an exhaust fan is arranged in the collecting box.