CN214132046U

CN214132046U - Circuit board breaker

Info

Publication number: CN214132046U
Application number: CN202022905015.6U
Authority: CN
Inventors: 冯皓宇
Original assignee: Suzhou Xinda Resources Recycling Co ltd
Current assignee: Suzhou Xinda Resources Recycling Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-09-07
Anticipated expiration: 2030-12-07

Abstract

The utility model discloses a circuit board breaker, including broken case, set up at the broken roller set of the first broken roller set and the broken roller set of second of broken incasement portion, first broken roller set is located the top of the broken roller set of second, and first broken roller set includes a plurality of parallel arrangement's first crushing roller, is provided with a plurality of first broken cutter bodies on the first crushing roller, and the broken roller set of second includes a plurality of parallel arrangement's second crushing roller, is provided with the broken cutter body of a plurality of seconds on the second crushing roller. The utility model discloses a set up the broken roller set of two-stage, the broken cutter body interval of first broken roller set is great, carries out preliminary breakage to the circuit board, and the broken cutter body interval of second roller set is less, carries out the secondary breakage to the circuit board, makes the circuit board broken more thoroughly, and crushing effect is good simultaneously less to the life influence of cutter body, reduces the loss when broken.

Description

Circuit board breaker

Technical Field

The utility model relates to a breaker technical field especially relates to a circuit board breaker.

Background

The power supply circuit board mainly comprises a bonding pad, a through hole, a mounting hole, a lead, a component, a connector assembly, a filler, an electrical boundary and the like, wherein the content of part of precious metals is dozens of times or even hundreds of times of the natural mineral grade, and the power supply circuit board has high recovery value. The recycling activity of the waste electrical and electronic products means that the waste electrical and electronic products are disassembled, and substances are extracted from the waste electrical and electronic products to be used as raw materials or fuels. In the work of disassembling and recycling the waste electrical appliances, the crushing and recycling of the circuit board are one of the important processes, and are also processes with higher complexity and higher difficulty, the smaller the volume of the broken circuit board fragments after crushing is, the simpler the subsequent processing is, the larger the volume of the broken fragments obtained after the circuit board is crushed by the existing circuit board crushing device is, the lower the crushing efficiency is, and the larger the loss of the crushing device is caused by the fact that the circuit board is required to be decomposed into smaller fragments at one time, and certain influence is exerted on the service life of the crushing device; the waste circuit board can attach dust to the waste circuit board itself, and also can produce some dust when broken, also can exert an influence to broken cutter body after long-time use, and then influence life.

Therefore, in combination with the above-mentioned technical problems, there is a need to provide a new technical solution.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a circuit board breaker that crushing efficiency is high, life is longer.

In order to solve the technical problem, the utility model provides a circuit board breaker, concrete technical scheme is as follows:

a circuit board crushing device comprises a crushing box, a first crushing roller group and a second crushing roller group, wherein the first crushing roller group and the second crushing roller group are arranged in the crushing box; the second crushing roller group comprises a plurality of second crushing rollers which are arranged in parallel, a plurality of second crushing cutter bodies are arranged on the second crushing rollers, the second crushing cutter bodies on the same second crushing roller are arranged at intervals, and the second crushing cutter bodies on two adjacent second crushing rollers are arranged in a staggered mode; the first crushing cutter bodies are arranged at intervals, the second crushing cutter bodies are arranged at intervals, and the arrangement distance of the first crushing cutter bodies is larger than that of the second crushing cutter bodies; a feed inlet is arranged above the crushing box, and a discharge outlet is arranged below the crushing box.

Preferably, the first crushing cutter body is detachably connected to the first crushing roller.

Preferably, the second crushing cutter body is detachably connected to the second crushing roller.

Preferably, a first connecting plate is arranged between the crushing box and the feeding port, the first connecting plate is detachably connected with the crushing box, and the feeding port is fixedly connected with the crushing box through the first connecting plate.

Preferably, a second connecting plate is arranged between the crushing box and the discharge port, the second connecting plate is detachably connected with the crushing box, and the discharge port is fixedly connected with the crushing box through the second connecting plate.

Preferably, the first crushing roller group further comprises a first rotating shaft, the second crushing roller group further comprises a second rotating shaft, the first rotating shaft and the second rotating shaft are respectively fixedly connected with the first crushing roller and the second crushing roller, and the first rotating shaft and the second rotating shaft are respectively connected with a motor arranged outside the crushing box.

Preferably, a plurality of dust suction boxes are fixedly arranged on the outer box wall of the crushing box and communicated with the inner cavity of the crushing box, and the dust suction boxes are respectively positioned between the first crushing roller set and the second crushing roller set and below the second crushing roller set.

Preferably, a conveyor belt for conveying the circuit board after the circuit board is crushed is arranged below the discharge port.

The utility model discloses a circuit board breaker has following beneficial effect:

(1) the utility model discloses a circuit board breaker, through setting up two-stage crushing roller set, the broken cutter body interval of first crushing roller set is great, carries out preliminary crushing to the circuit board, and the broken cutter body interval of second roller set is less, carries out secondary crushing to the circuit board, makes the circuit board broken more thoroughly, and the crushing effect is good simultaneously to the life influence of cutter body less, reduces the loss when breaking;

(2) the utility model discloses a circuit board breaker clears up the dust and the dust that produce when broken through the suction box, has reduced the influence of dust to the cutter body, and is connected with crushing box through the detachable connecting plate at feed inlet and discharge gate, and the cutter body is also detachable to be connected on the crushing roller, more makes things convenient for to clear up the cutter body and change;

additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

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

FIG. 1 is a schematic structural diagram of a circuit board breaking device;

fig. 2 is a schematic view of the structure of the first crushing roller group in fig. 1;

fig. 3 is a schematic view of the structure of the second crushing roller group in fig. 1.

Wherein, 1-crushing box; 11-a feed inlet; 12-a discharge hole; 13-a first connection plate; 14-a second connecting plate; 2-a first set of crushing rolls; 21-a first crushing roller; 22-a first crushing cutter body; 23-a first shaft; 3-a second set of crushing rolls; 31-a second crushing roller; 32-a second crushing cutter body; 33-a second shaft; 4-a dust collection box; 5, a conveyor belt; 6-motor.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Examples

Referring to fig. 1 to 3, a circuit board crushing device includes a crushing box 1, a first crushing roller set 2 and a second crushing roller set 3 which are arranged inside the crushing box 1, wherein the first crushing roller set 2 is located above the second crushing roller set 3, the first crushing roller set 2 includes a plurality of first crushing rollers 21 which are arranged in parallel, a plurality of first crushing cutter bodies 22 are arranged on the first crushing rollers 21, the first crushing cutter bodies 22 on the same first crushing roller 21 are arranged at intervals, and the first crushing cutter bodies 22 on two adjacent first crushing rollers 21 are arranged in a staggered manner; the second crushing roller group 3 comprises a plurality of second crushing rollers 31 which are arranged in parallel, a plurality of second crushing cutter bodies 32 are arranged on the second crushing rollers 31, the second crushing cutter bodies 32 on the same second crushing roller 31 are arranged at intervals, and the second crushing cutter bodies 32 on two adjacent second crushing rollers 31 are arranged in a staggered manner; the first crushing cutter bodies 22 are arranged at intervals from each other, the second crushing cutter bodies 32 are arranged at intervals from each other, and the arrangement interval of the first crushing cutter bodies 22 is larger than that of the second crushing cutter bodies 32; a feeding hole 11 is arranged above the crushing box 1, and a discharging hole 12 is arranged below the crushing box 1. The first crushing cutter body 22 is detachably connected to the first crushing roller 21. The second crushing cutter body 32 is detachably connected to the second crushing roller 31. A first connecting plate 13 is arranged between the crushing box 1 and the feeding port 11, the first connecting plate 13 is detachably connected with the crushing box 1, and the feeding port 11 is fixedly connected with the crushing box 1 through the first connecting plate 13. A second connecting plate 14 is arranged between the crushing box 1 and the discharge port 12, the second connecting plate 14 is detachably connected with the crushing box 1, and the discharge port 12 is fixedly connected with the crushing box 1 through the second connecting plate 14. The first crushing roller group 2 further comprises a first rotating shaft 23, the second crushing roller group 3 further comprises a second rotating shaft 33, the first rotating shaft 23 and the second rotating shaft 33 are fixedly connected with the first crushing roller 21 and the second crushing roller 31 respectively, and the first rotating shaft 23 and the second rotating shaft 33 are connected with the motor 6 arranged outside the crushing box 1 respectively. Still fixedly on the outside tank wall of broken case 1 being provided with a plurality of suction box 4, suction box 4 and 1 inner chamber intercommunication of broken case, suction box 4 is located respectively between first broken roller set 2 and the broken roller set 3 of second and the broken roller set 3 below of second. A conveyor belt 5 for conveying the circuit board subjected to crushing processing is arranged below the discharge port 12.

When the utility model works, the waste circuit board is poured from the feeding hole 11, the first rotating shaft 23 drives the first crushing roller 21 to rotate under the driving of the motor 6, under the action of the first crushing cutter bodies 22 on the first crushing rollers 21 arranged in parallel, the circuit boards are primarily crushed into larger-sized pieces and fall down into the second crushing roller group 3, the second crushing is carried out under the action of the second crushing cutter body 32, the dust box 4 positioned between the first crushing roller group 2 and the second crushing roller group 3 absorbs the dust generated in the crushing process in the falling process, because the interval of the second crushing cutter body 32 is smaller, the broken circuit board fragments are correspondingly smaller, the dust suction box 4 positioned below the second crushing roller group 3 absorbs newly generated dust after the secondary crushing is finished, and the fragments fall into the discharge port 12 and enter the conveyor belt 5 below the discharge port 12. When first broken cutter body 22 takes place the loss or needs the clearance, open first connecting plate 13 and separate feed inlet 11 and broken case 1, can more conveniently take off first broken cutter body 22 from first crushing roller 21 and change or clear up, equally, can separate discharge gate 12 and broken case 1 through second connecting plate 14, conveniently clear up or change second broken cutter body 32.

The utility model has the advantages that: by arranging the two crushing roller sets, the interval between the crushing cutter bodies of the first crushing roller set is larger, the circuit board is subjected to primary crushing, the interval between the crushing cutter bodies of the second roller set is smaller, the circuit board is subjected to secondary crushing, the circuit board is crushed more thoroughly, the crushing effect is good, the influence on the service life of the cutter bodies is smaller, and the loss during crushing is reduced; the dust and the dust generated during crushing are cleaned through the dust collection box, the influence of the dust on the cutter body is reduced, the cutter body is connected with the crushing box body through the detachable connecting plate at the feed inlet and the discharge outlet, and the cutter body is also detachably connected to the crushing roller, so that the cutter body is more conveniently cleaned and replaced.

While embodiments of the present invention have been shown and described above, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications and changes may be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. A circuit board breaker which characterized in that: the crushing device comprises a crushing box (1), a first crushing roller group (2) and a second crushing roller group (3) which are arranged in the crushing box (1), wherein the first crushing roller group (2) is positioned above the second crushing roller group (3), the first crushing roller group (2) comprises a plurality of first crushing rollers (21) which are arranged in parallel, a plurality of first crushing cutter bodies (22) are arranged on the first crushing rollers (21), the first crushing cutter bodies (22) on the same first crushing roller (21) are arranged at intervals, and the first crushing cutter bodies (22) on two adjacent first crushing rollers (21) are arranged in a staggered mode; the second crushing roller group (3) comprises a plurality of second crushing rollers (31) which are arranged in parallel, a plurality of second crushing cutter bodies (32) are arranged on the second crushing rollers (31), the second crushing cutter bodies (32) on the same second crushing roller (31) are arranged at intervals, and the second crushing cutter bodies (32) on two adjacent second crushing rollers (31) are arranged in a staggered mode; the arrangement distance of the first crushing cutter bodies (22) is larger than that of the second crushing cutter bodies (32); a feeding hole (11) is arranged above the crushing box (1), and a discharging hole (12) is arranged below the crushing box (1).

2. A cord plate breaking device according to claim 1, wherein: the first crushing cutter body (22) is detachably connected with the first crushing roller (21).

3. A cord plate breaking device according to claim 1, wherein: the second crushing cutter body (32) is detachably connected with the second crushing roller (31).

4. A cord plate breaking device according to claim 1, wherein: be provided with first connecting plate (13) between broken case (1) and feed inlet (11), first connecting plate (13) are connected with broken case (1) is detachable, and feed inlet (11) are connected fixedly through first connecting plate (13) and broken case (1).

5. A cord plate breaking device according to claim 1, wherein: a second connecting plate (14) is arranged between the crushing box (1) and the discharge port (12), the second connecting plate (14) is detachably connected with the crushing box (1), and the discharge port (12) is fixedly connected with the crushing box (1) through the second connecting plate (14).

6. A cord plate breaking device according to claim 1, wherein: the first crushing roller group (2) further comprises a first rotating shaft (23), the second crushing roller group (3) further comprises a second rotating shaft (33), the first rotating shaft (23) and the second rotating shaft (33) are fixedly connected with the first crushing roller (21) and the second crushing roller (31) respectively, and the first rotating shaft (23) and the second rotating shaft (33) are connected with a motor (6) arranged outside the crushing box (1) respectively.

7. A cord plate breaking device according to claim 1, wherein: the outer side box wall of the crushing box (1) is fixedly provided with a plurality of dust suction boxes (4), the dust suction boxes (4) are communicated with the inner cavity of the crushing box (1), and the dust suction boxes (4) are respectively positioned between the first crushing roller set (2) and the second crushing roller set (3) and below the second crushing roller set (3).

8. A cord plate breaking device according to claim 1, wherein: and a conveyor belt (5) for conveying the circuit board after the circuit board is crushed is arranged below the discharge port (12).