CN218902129U

CN218902129U - Multi-stage crushing device for recycling waste circuit boards

Info

Publication number: CN218902129U
Application number: CN202223160409.9U
Authority: CN
Inventors: 刘俊杰; 杜文明; 朱成龙; 朱乾龙
Original assignee: Anhui Pengran Renewable Resources Co ltd
Current assignee: Anhui Pengran Renewable Resources Co ltd
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-04-25
Anticipated expiration: 2032-11-28

Abstract

The utility model relates to the technical field of circuit board recovery, in particular to a multi-stage crushing device for recovering a waste circuit board, which is used for most of the traditional circuit board recovery crushing devices to crush the circuit board repeatedly for one time or more times, so that the crushing time is too long, the circuit board is difficult to crush sufficiently, and the technical problem of reducing the crushing effect of the circuit board is solved; the rotary motor is used for driving the rotary shaft to rotate, the waste circuit board is primarily cut and crushed through the crushing cutter, particles with different sizes are formed to fall down and are thrown onto the impact plate by being contacted with the rotary guide plate, the particles after collision are crushed and come away by being contacted with the crushing cone on the impact plate, the particles fall into the grinding groove after collision and are extruded and ground by the teeth between the two grinding gears, and therefore the circuit board is fully crushed, and the crushing effect on the circuit board is improved.

Description

Multi-stage crushing device for recycling waste circuit boards

Technical Field

The utility model relates to the technical field of circuit board recovery, in particular to a multistage crushing device for waste circuit board recovery.

Background

The circuit board is widely applied in the power industry, and after the circuit board is damaged, the waste circuit board needs to be collected through the recovery crushing device, so that the problem of resource waste is avoided.

Most of the conventional circuit board recovery and crushing devices crush the circuit board repeatedly for one time or multiple times, so that the crushing time is too long, the circuit board is difficult to crush fully, and the crushing effect of the circuit board is reduced; meanwhile, the crushed circuit board is not convenient to screen, the quality of the recovered material cannot be guaranteed, the quality of a product produced by using the waste material cannot be guaranteed, and the practicability of the device is reduced.

Disclosure of Invention

The utility model aims to provide a multi-stage crushing device for recycling waste circuit boards, which is used for solving the problems that the conventional circuit board recycling crushing device is used for repeatedly crushing the circuit boards for one time or more times, so that the crushing time is too long, the circuit boards are difficult to fully crush, and the crushing effect of the circuit boards is reduced; meanwhile, the crushed circuit board is not convenient to screen, the quality of the recovered material cannot be guaranteed, the quality of a product produced by using the waste material cannot be guaranteed, and the practical technical problem of the device is reduced.

The aim of the utility model can be achieved by the following technical scheme:

the utility model provides a abandonment circuit board is retrieved and is used multistage reducing mechanism, includes crushing case, crushing case one side corner is equipped with the supporting leg, crushing case bottom intermediate position is equipped with the discharge gate, the symmetry is equipped with the feed inlet on the outer wall of one side both ends that the supporting leg was kept away from to crushing case, be equipped with the rotating electrical machines on the outer wall of one side middle part that the supporting leg was kept away from to crushing case, be equipped with the rotation axis that is located crushing incasement portion on the rotating electrical machines output, rotation axis both ends symmetry equidistance interval is equipped with a plurality of crushing sword, the symmetry is equipped with the striking board on the inner wall of crushing case both sides middle part, striking board other end equidistance interval is equipped with a plurality of crushing awl, the striking board bottom is equipped with the guide hopper, guide hopper bottom intercommunication has the grinding groove of installing on crushing incasement wall, symmetrically install driving motor on the inner wall of grinding groove both sides, be equipped with grinding gear on the driving motor output, and tooth on two grinding gear mesh, the through-hole has been seted up to grinding tank bottom intermediate position, be equipped with screening structure on the inner wall of one side that the crushing case is close to the supporting leg.

Furthermore, a material guide plate is fixedly arranged at the bottom of the rotating shaft, and the material guide plate is of an umbrella-shaped structure.

Further, the crushing cone is of a rectangular pyramid structure.

Further, screening structure includes the dead lever, dead lever fixed mounting is on smashing one side inner wall that the case is close to the supporting leg, the dead lever middle part cover is equipped with the sliding block, sliding block one end is equipped with the telescopic spring of cover on the dead lever and establishes, the sliding block other end is equipped with the electric telescopic handle of installing on smashing case one side outer wall, sliding block top fixed mounting has the screening case, screening case top is equipped with the opening, install the screening net through the installation piece demountable installation that two symmetries set up on the screening case middle part inner wall.

Further, first material conveying mouth has been seted up to screening case one side bottom, screening case one side flushes the position mutually with screening net top and is equipped with the second material conveying mouth, and the second material conveying mouth other end intercommunication has the collecting vat of installing on screening case one side outer wall, and is equipped with electromagnetic control valve on the second material conveying mouth.

The utility model has the following beneficial effects:

1. the rotary motor is used for driving the rotary shaft to rotate, the waste circuit board is primarily cut and crushed through the crushing cutter, particles with different sizes are formed to fall down, the particles are contacted with the rotary guide plate and thrown onto the impact plate, the particles are contacted with the crushing cone on the impact plate, the particles after the collision are crushed and are further thinned, the particles fall into the grinding groove after the collision and the crushing and are extruded and ground by teeth between the two grinding gears, further thinning and crushing are carried out on the particles, the circuit board is fully crushed, and the crushing effect on the circuit board is improved;

2. the crushed particles fall into the screening box, the electric telescopic rod works to drive the sliding block to move back and forth on the fixed rod, so that the particles jump on the screening net in the screening box, the screening net is convenient to screen the particles, the particles meeting the recovery requirement fall from the screening box through the first material conveying port after passing through the screening net, then flow out of the material outlet, the particles not meeting the recovery requirement fall into the collecting tank through the second material discharging port to collect the particles, and then reprocess the particles, so that the quality of the recovered materials is guaranteed, the quality of products regenerated by using waste materials is guaranteed, and the practicability of the device is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the internal structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure of the present utility model at B in FIG. 1;

fig. 4 is a front view of the present utility model.

Reference numerals: 1. a crushing box; 2. a feed inlet; 3. a rotating electric machine; 4. a crushing knife; 5. a material guide plate; 6. a rotation shaft; 7. a guide hopper; 8. an electric telescopic rod; 9. a fixed rod; 10. a telescopic spring; 11. a discharge port; 12. support legs; 13. crushing cone; 14. an impingement plate; 15. grinding the groove; 16. grinding the gear; 17. a driving motor; 18. a collection tank; 19. screening net; 20. a screening box; 21. a sliding block.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is obvious that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1:

most of the conventional circuit board recovery and crushing devices crush the circuit board once or repeatedly, so that the crushing time is too long, the circuit board is difficult to crush sufficiently, the crushing effect of the circuit board is reduced, and the circuit board recovery and crushing device is particularly operated as follows:

as shown in fig. 1-4, this embodiment provides a multi-stage crushing device for recycling waste circuit boards, including a crushing box 1, wherein a supporting leg 12 is arranged at a corner of one side of the crushing box 1, a discharge port 11 is arranged at a middle position of the bottom of the crushing box 1, a feed port 2 is symmetrically arranged on outer walls of two ends of one side of the crushing box 1 far away from the supporting leg 12, a rotating motor 3 is arranged on outer walls of the middle of one side of the crushing box 1 far away from the supporting leg 12, a rotating shaft 6 positioned in the crushing box 1 is arranged at an output end of the rotating motor 3, a plurality of crushing cutters 4 are symmetrically arranged at equal intervals at two ends of the rotating shaft 6, impact plates 14 are symmetrically arranged on inner walls of middle of two sides of the crushing box 1, a plurality of crushing cones 13 are equidistantly arranged at the other ends of the impact plates 14, a guide hopper 7 is arranged at the bottom of the impact plates, a grinding groove 15 mounted on the inner wall of one side of the crushing box 1 is symmetrically arranged on inner walls of the guide hopper 7, a driving motor 17 is symmetrically mounted on inner walls of two sides of the grinding groove 15, teeth on the output end of the driving motor 17 are meshed with two grinding gears 16, tooth grooves 15 on the two grinding gears 16 are meshed with each other, and the tooth grooves 15 on the middle position of the two grinding grooves are meshed with each other tooth grooves on the inner wall of the grinding box 1 is provided with a sieving structure close to one side of the inner wall 1; the rotary motor 3 works to drive the rotary shaft 6 to rotate, the waste circuit board is primarily cut and crushed through the crushing cutter 4, particles with different sizes are formed to fall down, the particles are contacted with the rotary guide plate 5 to be thrown onto the impact plate 14, the particles are contacted with the crushing cone 13 on the impact plate 14, the particles after collision are crushed and are further thinned, the particles fall into the grinding groove 15 after collision and crushing and are extruded and ground by teeth between the two grinding gears 16, and further refined and crushed are carried out, so that the circuit board is fully crushed, and the crushing effect on the circuit board is improved; the bottom of the rotating shaft 6 is fixedly provided with a material guide plate 5, and the material guide plate 5 is of an umbrella-shaped structure; the material guide plate 5 is arranged, and the material guide plate 5 is of an umbrella-shaped structure, so that particles can be conveniently thrown onto the impact plate 14 to be impacted and crushed, and the crushing cone 13 is of a rectangular pyramid structure; the crushing cone 13 is of a rectangular pyramid structure, so that the circuit board is convenient to collide and crush, the crushing effect is improved, the outer wall of one side of the crushing box 1 is provided with a maintenance door, the inside of the crushing box 1 is convenient to check and maintain by arranging the maintenance door, and the outer wall of the other side of the maintenance door is symmetrically provided with transparent observation windows; the working condition inside the crushing box 1 is convenient to observe by arranging the transparent observation window.

Example 2:

the current circuit board recovery reducing mechanism is inconvenient to sieve the circuit board after smashing, can't guarantee the material quality of retrieving, can't guarantee the product quality who utilizes the discarded material to produce again, reduces the practicality of device, for solving this problem, the concrete operation is as follows:

as shown in fig. 1 and 3, the screening structure comprises a fixed rod 9, wherein the fixed rod 9 is fixedly arranged on the inner wall of one side of the crushing box 1, which is close to the supporting leg 12, a sliding block 21 is sleeved in the middle of the fixed rod 9, one end of the sliding block 21 is provided with a telescopic spring 10 sleeved on the fixed rod 9, the other end of the sliding block 21 is provided with an electric telescopic rod 8 arranged on the outer wall of one side of the crushing box 1, the top of the sliding block 21 is fixedly provided with a screening box 20, the top of the screening box 20 is provided with an opening, and a screening net 19 is detachably arranged on the inner wall of the middle of the screening box 20 through two symmetrically arranged mounting blocks; the bottom end of one side of the screening box 20 is provided with a first material conveying opening, a second material conveying opening is arranged at the position of one side of the screening box 20, which is flush with the top end of the screening net 19, the other end of the second material conveying opening is communicated with a collecting tank 18 arranged on the outer wall of one side of the screening box 20, and an electromagnetic control valve is arranged on the second material conveying opening; the crushed particles fall into the screening box 20, the electric telescopic rod 8 works to drive the sliding block 21 to move back and forth on the fixed rod 9, so that the particles jump on the screening net 19 in the screening box 20, the screening net 19 is convenient to screen the particles, the particles meeting the recycling requirements fall from the screening box 20 through the first material conveying port after passing through the screening net 19, then flow out of the material outlet 11, the particles not meeting the recycling requirements fall into the collecting tank 18 through the second material discharging port to collect the particles, and then reprocess the particles, so that the quality of the recycled materials is guaranteed, the quality of products regenerated by using waste materials is guaranteed, and the practicability of the device is improved.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. The utility model provides a multi-stage crushing device for recycling waste circuit boards, includes crushing case (1), its characterized in that, crushing case (1) one side corner is equipped with supporting leg (12), crushing case (1) bottom intermediate position is equipped with discharge gate (11), crushing case (1) is kept away from on the outer wall of one side both ends of supporting leg (12) symmetry and is equipped with feed inlet (2), crushing case (1) is kept away from on the outer wall of one side middle part of supporting leg (12) and is equipped with rotating electrical machines (3), be equipped with rotation axis (6) that are located crushing case (1) inside on the output of rotating electrical machines (3), rotation axis (6) both ends symmetry equidistance interval is equipped with a plurality of crushing sword (4), crushing case (1) both sides middle part inner wall on the symmetry be equipped with striking board (14), striking board (14) other end equidistance interval is equipped with a plurality of crushing awl (13), striking board (14) bottom is equipped with guide hopper (7), guide hopper (7) bottom intercommunication has grinding groove (15) of installing on crushing case (1) inner wall, be equipped with on grinding groove (15) motor inner wall, motor symmetry (17) are equipped with on the motor inner wall, drive gear (17) and two grinding tooth positions (16) are equipped with on the grinding tooth-shaped tooth (16) are equipped with on the middle tooth (16), the inner wall of one side of the crushing box (1) close to the supporting leg (12) is provided with a screening structure.

2. The multistage crushing device for recycling waste circuit boards according to claim 1, wherein a material guiding plate (5) is fixedly arranged at the bottom of the rotating shaft (6), and the material guiding plate (5) is of an umbrella-shaped structure.

3. The multi-stage crushing device for recycling waste circuit boards according to claim 1, wherein the crushing cone (13) has a rectangular pyramid-shaped structure.

4. The multistage crushing device for recycling waste circuit boards according to claim 1, wherein the screening structure comprises a fixed rod (9), the fixed rod (9) is fixedly installed on one side inner wall of a crushing box (1) close to a supporting leg (12), a sliding block (21) is sleeved in the middle of the fixed rod (9), a telescopic spring (10) sleeved on the fixed rod (9) is arranged at one end of the sliding block (21), an electric telescopic rod (8) installed on one side outer wall of the crushing box (1) is arranged at the other end of the sliding block (21), a screening box (20) is fixedly installed at the top of the sliding block (21), an opening is formed in the top of the screening box (20), and a screening net (19) is detachably installed on the middle inner wall of the screening box (20) through two symmetrically arranged installation blocks.

5. The multi-stage crushing device for recycling waste circuit boards according to claim 4, wherein a first material conveying port is formed in the bottom end of one side of the screening box (20), a second material conveying port is formed in the position, flush with the top end of the screening net (19), of one side of the screening box (20), a collecting tank (18) mounted on the outer wall of one side of the screening box (20) is communicated with the other end of the second material conveying port, and an electromagnetic control valve is arranged on the second material conveying port.