CN111037798A

CN111037798A - Scrapped bumper crushing equipment

Info

Publication number: CN111037798A
Application number: CN201911388024.8A
Authority: CN
Inventors: 王瑛瑛
Original assignee: Wuhan Chenghua Automotive Trim Co ltd
Current assignee: Wuhan Chenghua Automotive Trim Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-04-21

Abstract

The invention provides scrapped bumper crushing equipment which comprises a cutting unit, a crushing unit, a material suction fan and a storage box, wherein the discharge end of the cutting unit is communicated with the feed end of the crushing unit; the cutting unit cuts and divides the fed scrapped bumper and then feeds the scrapped bumper into the crushing unit; the crushing unit crushes the cut materials at constant temperature, and the crushed materials are pumped into the storage box by the material suction fan to be stored. According to the invention, the scrapped bumpers are cut and crushed in a segmented manner through the cutting unit and the crushing unit which are sequentially arranged, so that the scrapped bumpers with larger volume can be broken into parts, and the overall treatment efficiency is improved.

Description

Scrapped bumper crushing equipment

Technical Field

The invention relates to the technical field of crusher equipment, in particular to scrapped bumper crushing equipment.

Background

The early automobile bumper is made of metal materials, so that external impact force can be absorbed and relieved, and the automobile body is protected. With the continuous development of the automobile industry, manufacturers continuously pursue light weight and integrated design, and replace the material of the bumper with plastic from metal. The bumper is made of plastic, and the beam is made of cold-rolled thin plate and fixed on the beam. When the bumper sends unexpected collision, the impact to the pedestrian can be alleviated to the plastic part, reduces the injury that the pedestrian received.

The plastic bumper has better elasticity and impact absorption capacity than a metal bumper due to the material, and is lower in cost and easy to produce and replace. The plastic bumper is easy to scratch and damage, the volume of the repaired and replaced scrapped bumper is large, the scrapped bumper needs to be recycled and regenerated, and the scrapped bumper needs to be regenerated into composite plastic through procedures such as crushing, mixing, granulating, extruding and the like, and the composite plastic can be used for producing components without requirements on colors or other purposes. The existing crusher cannot thoroughly crush the plastic bumper and has unsatisfactory crushing effect.

Disclosure of Invention

In view of the above, the invention provides a scrapped bumper crushing device which can thoroughly cut and crush the scrapped bumper.

The technical scheme of the invention is realized as follows: the invention provides scrapped bumper crushing equipment which comprises a cutting unit (1), a crushing unit (2), a material suction fan (3) and a material storage box (4), wherein the discharge end of the cutting unit (1) is communicated with the feed end of the crushing unit (2), the discharge end of the crushing unit (2) is communicated with the feed end of the material suction fan (3), and the discharge end of the material suction fan (3) is communicated with the feed end of the material storage box (4);

the cutting unit (1) cuts and divides the fed scrapped bumper and then feeds the scraped bumper into the crushing unit (2); the crushing unit (2) crushes the cut materials at constant temperature, and the crushed materials are pumped to the storage box (4) by the material suction fan (3) to be stored.

On the basis of the technical scheme, preferably, the cutting unit (1) comprises a first cylinder body (11), a first roller shaft (12), a second roller shaft (13) and a saw blade (14), wherein the first roller shaft (12) and the second roller shaft (13) are both positioned in the first cylinder body (11) and are hinged with the first cylinder body (11), and the first roller shaft (12) and the second roller shaft (13) are arranged in parallel; a plurality of saw blades (14) are arranged on the first roll shaft (12) and the second roll shaft (13), the saw blades (14) are fixedly arranged on the first roll shaft (12) and the second roll shaft (13), and the saw blades (14) on the first roll shaft (12) and the saw blades (14) on the second roll shaft (13) are arranged in a staggered mode.

Preferably, a limiting part (15) is further arranged on the first cylinder (11) between the first roller shaft (12) and the second roller shaft (13), one end of the limiting part (15) is fixedly connected with the inner surface of the first cylinder (11), and the other end of the limiting part (15) extends out of a gap between the first roller shaft (12) and the second roller shaft (13); the stopper (15) extends in the axial direction of the first roller shaft (12).

More preferably, the first roller shaft (12) and the second roller shaft (13) have different rotation speeds.

On the basis of the technical scheme, preferably, the crushing unit (2) comprises a second cylinder (21), a cutter frame shaft (22), a movable cutter frame (23), a fixed cutter frame (24) and a filter screen (25), the cutter frame shaft (22) penetrates through the second cylinder (21) and is hinged with the second cylinder (21), and the feeding end of the second cylinder (21) is communicated with the discharging end of the cutting unit (1); a plurality of movable tool rests (23) are arranged on the outer surface of the tool rest shaft (22) in a surrounding mode, the movable tool rests (23) are fixedly connected with the tool rest shaft (22), a plurality of fixed tool rests (24) are fixedly arranged on the inner surface of the second barrel body (21), and the tool rest shaft (22) drives the movable tool rests (23) to rotate relative to the second barrel body (21) and the fixed tool rests (24); the other end of the second cylinder (21) far away from the feeding end is provided with a window (26), and the filter screen (25) is fixedly connected with the second cylinder (21) at the window (26).

Preferably, one end of the movable knife rest (23) is fixedly connected with the surface of the knife rest shaft (22), the other end of the movable knife rest (23) extends outwards along the radial direction of the knife rest shaft (22), and the movable knife blade (27) is fixedly arranged on the movable knife rest (23); the fixed cutter frame (24) is correspondingly provided with a fixed cutter blade (28), and the fixed cutter blade (28) and the fixed cutter frame (24) are fixedly arranged.

Further preferably, the virtual cylinder where the cutting edge of the fixed blade (28) is located and the central axis of the virtual cylinder where the cutting edge of the movable blade (27) is located are arranged in a collinear way; the diameter of the virtual cylinder where the cutting edge of the fixed blade (28) is located is larger than that of the virtual cylinder where the cutting edge of the movable blade (27) is located.

Still further preferably, the diameter of the tool rest shaft (22) between the feed end of the second cylinder (21) and the window (26) gradually shrinks along the axial direction, the movable tool rests (23) are arranged at equal intervals along the axial direction of the tool rest shaft (22), the diameter of the inner surface of the second cylinder (21) correspondingly gradually enlarges, the fixed tool rests (24) are arranged at equal intervals along the axial direction of the second cylinder (21), and the gap between the adjacent fixed blade (28) and the movable blade (27) is kept unchanged.

Preferably, a plurality of cooling water pipes (29) are arranged in the second cylinder (21), the cooling water pipes (29) penetrate through the second cylinder (21) along the axial direction of the second cylinder (21), and the water inlet end and the water outlet end of each cooling water pipe (29) are communicated with an external cold source.

Compared with the prior art, the scrapped bumper crushing equipment provided by the invention has the following beneficial effects:

(1) according to the invention, the cutting unit and the crushing unit are sequentially arranged, so that the scrapped bumper is cut and crushed in a segmented manner, the whole scrapped bumper with a larger volume can be broken into parts, and the whole treatment efficiency is improved;

(2) the cutting unit cuts the bumper through saw blades arranged in a staggered mode, and materials are cut into strips or blocks;

(3) the limiting part can guide materials between the first roller shaft and the second roller shaft, so that a feeding function is achieved;

(4) the movable knife rest of the crushing unit can fix the movable knife blade on one hand and stir the materials on the other hand, so that the materials are crushed by the knife blade after being impacted with the second cylinder, and the movable knife blade and the fixed knife blade can further shear the materials;

(5) the cutter frame shaft with gradually changed diameter can guide the materials to be spirally stirred in the second cylinder;

(6) the filter screen can screen the material after smashing of qualified size.

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 the drawings without creative efforts.

FIG. 1 is a front view, in half section, of a scrap bumper crushing apparatus of the present invention;

FIG. 2 is a front view of a cutting unit of the scrapped bumper crushing apparatus according to the present invention in half section;

FIG. 3 is a sectional view taken along line A-A of FIG. 2;

FIG. 4 is a front view, in half section, of a crushing unit of a scrapped bumper crushing apparatus of the present invention;

FIG. 5 is a sectional view taken along line B-B of FIG. 4;

FIG. 6 is a cross-sectional view taken along line C-C of FIG. 5;

fig. 7 is an expanded schematic view of a screen of a scrap bumper shredder apparatus of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.

As shown in figure 1, the invention provides scrapped bumper crushing equipment which comprises a cutting unit 1, a crushing unit 2, a material suction fan 3 and a material storage box 4, wherein the discharge end of the cutting unit 1 is communicated with the feed end of the crushing unit 2, the discharge end of the crushing unit 2 is communicated with the feed end of the material suction fan 3, and the discharge end of the material suction fan 3 is communicated with the feed end of the material storage box 4; the cutting unit 1 cuts and divides the fed scrapped bumper and then feeds the scrapped bumper into the crushing unit 2; the crushing unit 2 crushes the cut materials at a constant temperature, and the crushed materials are pumped to the storage box 4 by the material suction fan 3 to be stored. As shown in the figure, the device is divided into a cutting unit 1 for carrying out primary treatment on the scrapped bumper and a crushing unit 2 for carrying out secondary crushing on the cut materials, the materials after the secondary treatment are sent to a storage box 4 for storage through a material suction fan 3, and the device is compact in structure.

As shown in fig. 2 and fig. 3, the cutting unit 1 includes a first cylinder 11, a first roller 12, a second roller 13 and a saw blade 14, wherein the first roller 12 and the second roller 13 are both located in the first cylinder 11 and are hinged with the first cylinder 11, and the first roller 12 and the second roller 13 are arranged in parallel; the first roll shaft 12 and the second roll shaft 13 are both provided with a plurality of saw blades 14, the saw blades 14 are fixedly arranged on the first roll shaft 12 and the second roll shaft 13, and the saw blades 14 on the first roll shaft 12 and the saw blades 14 on the second roll shaft 13 are arranged in a staggered mode. It can be known from the figure, the top of first barrel 11 is provided with the feed end of slope, it is gapped between first roller 12 and the second roller 13, the material that is sent into by the feed end gets into first barrel 11 inside back, first roller 12 rotates under the drive of motor with second roller 13, the direction of rotation of first roller 12 and second roller 13 is syntropy or reverse, crisscross saw bit 14 that sets up is favorable to cutting scrapped bumper into strip or cubic, the follow-up further processing of being convenient for.

In order to facilitate the material to enter between the first roller shaft 12 and the second roller shaft 13, a limiting part 15 is further arranged on the first barrel body 11 between the first roller shaft 12 and the second roller shaft 13, one end of the limiting part 15 is fixedly connected with the inner surface of the first barrel body 11, and the other end of the limiting part 15 extends out of a gap between the first roller shaft 12 and the second roller shaft 13; the stopper portion 15 extends in the axial direction of the first roller shaft 12. The longitudinal section of the limiting part 15 is curved, which can play a certain feeding effect. For better efficiency of cutting the saw blade 14 on the first roller 12 and the second roller 13, the first roller 12 and the second roller 13 have different rotation speeds, and as shown, the first roller 12 and the second roller 13 are provided with pulleys with different diameters, so that the rotation speed difference can be realized.

As shown in fig. 4 and 5, the crushing unit 2 includes a second cylinder 21, a knife rest shaft 22, a movable knife rest 23, a fixed knife rest 24 and a filter screen 25, the knife rest shaft 22 is inserted into the second cylinder 21 and is hinged with the second cylinder 21, and the feed end of the second cylinder 21 is communicated with the discharge end of the cutting unit 1; the outer surface of the cutter frame shaft 22 is provided with a plurality of movable cutter frames 23 in a surrounding manner, the movable cutter frames 23 are fixedly connected with the cutter frame shaft 22, the inner surface of the second cylinder 21 is fixedly provided with a plurality of fixed cutter frames 24, and the cutter frame shaft 22 drives the movable cutter frames 23 to rotate relative to the second cylinder 21 and the fixed cutter frames 24; the other end of the second cylinder 21 far away from the feeding end thereof is provided with a window 26, and the filter screen 25 is fixedly connected with the second cylinder 21 at the window 26. The crushing unit 2 is used for further crushing the strip-shaped or block-shaped materials which are cut by the previous cutting unit 2. The movable tool rest 23 can throw up the material, so that the material can further collide with the inner surface of the second cylinder 21. When the motor drives the cutter frame shaft 22 to rotate, the movable cutter frame 23 and the fixed cutter frame 24 can move relatively to further cut the materials, so that the materials are decomposed to be smaller, the materials with proper sizes can be sieved out by the filter screen 25, and other materials are continuously cut and crushed.

As shown in fig. 5, one end of the movable knife rest 23 is fixedly connected with the surface of the knife rest shaft 22, the other end of the movable knife rest 23 extends outwards along the radial direction of the knife rest shaft 22, and the movable knife rest 23 is fixedly provided with a movable knife blade 27; the fixed cutter frame 24 is correspondingly provided with a fixed cutter 28, and the fixed cutter 28 is fixedly arranged with the fixed cutter frame 24. The central axes of the virtual cylinder where the cutting edge of the fixed blade 28 is positioned and the central axis of the virtual cylinder where the cutting edge of the movable blade 27 is positioned are arranged in a collinear way; the diameter of the virtual cylinder where the cutting edge of the fixed blade 28 is located is larger than that of the virtual cylinder where the cutting edge of the movable blade 27 is located. The movable knife rest 23 extends outwards along the surface of the knife rest shaft 22, when the movable knife rest 23 rotates, the movable knife rest 23 extends outwards, materials can be stirred and stirred to rotate together, when the materials move between the movable knife rest 23 and the fixed knife rest 24 along with the movable knife rest 23, the gap between the movable knife blade 27 and the fixed knife blade 28 is small, at the moment, the movable knife rest 23 and the fixed knife rest 24 can further extrude the materials, the movable knife blade 27 and the fixed knife blade 28 can further cut and tear the materials, and the size of the materials is further reduced.

As shown in fig. 4 and 6, as a further improvement of the present invention, the diameter of the tool post shaft 22 between the feeding end of the second cylinder 21 and the window 26 gradually shrinks along the axial direction thereof, the movable tool rests 23 are equidistantly arranged along the axial direction of the tool post shaft 22, the diameter of the inner surface of the second cylinder 21 correspondingly gradually increases, the fixed tool rests 24 are equidistantly arranged along the axial direction of the second cylinder 21, and the gap between the adjacent fixed blade 28 and the movable blade 27 is kept constant. As can be seen, the cutter frame shaft 22 is in a spiral structure, which is beneficial to moving materials, and can perform multiple times of throwing, impacting and shearing, thereby improving the crushing efficiency.

As shown in fig. 5, the material in the second cylinder 21 generates a large amount of heat when being impacted and cut, and in order to prevent the material from sticking to the knife, the material, the movable knife rest 23 and the fixed knife rest 24 need to be cooled. A plurality of cooling water pipes 29 are arranged in the second cylinder 21, the cooling water pipes 29 penetrate through the second cylinder 21 along the axial direction of the second cylinder 21, the water inlet end and the water outlet end of each cooling water pipe 29 are communicated with an external cold source, and the circulating water brings heat in the second cylinder 21 to keep the interior of the second cylinder at a relatively stable working temperature.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a scrap bumper crushing apparatus which characterized in that: the cutting device comprises a cutting unit (1), a crushing unit (2), a suction fan (3) and a storage box (4), wherein the discharge end of the cutting unit (1) is communicated with the feed end of the crushing unit (2), the discharge end of the crushing unit (2) is communicated with the feed end of the suction fan (3), and the discharge end of the suction fan (3) is communicated with the feed end of the storage box (4);

2. A scrap bumper shredder apparatus according to claim 1 wherein: the cutting unit (1) comprises a first cylinder (11), a first roller shaft (12), a second roller shaft (13) and a saw blade (14), the first roller shaft (12) and the second roller shaft (13) are both positioned in the first cylinder (11) and hinged with the first cylinder (11), and the first roller shaft (12) and the second roller shaft (13) are arranged in parallel; a plurality of saw blades (14) are arranged on the first roll shaft (12) and the second roll shaft (13), the saw blades (14) are fixedly arranged on the first roll shaft (12) and the second roll shaft (13), and the saw blades (14) on the first roll shaft (12) and the saw blades (14) on the second roll shaft (13) are arranged in a staggered mode.

3. A scrap bumper shredder apparatus according to claim 2 wherein: a limiting part (15) is further arranged on the first barrel (11) between the first roller shaft (12) and the second roller shaft (13), one end of the limiting part (15) is fixedly connected with the inner surface of the first barrel (11), and the other end of the limiting part (15) extends out of a gap between the first roller shaft (12) and the second roller shaft (13); the stopper (15) extends in the axial direction of the first roller shaft (12).

4. A scrap bumper shredder apparatus according to claim 2 wherein: the rotating speeds of the first roller shaft (12) and the second roller shaft (13) are different.

5. A scrap bumper shredder apparatus according to claim 1 wherein: the crushing unit (2) comprises a second cylinder (21), a cutter frame shaft (22), a movable cutter frame (23), a fixed cutter frame (24) and a filter screen (25), the cutter frame shaft (22) penetrates through the second cylinder (21) and is hinged with the second cylinder (21), and the feeding end of the second cylinder (21) is communicated with the discharging end of the cutting unit (1); a plurality of movable tool rests (23) are arranged on the outer surface of the tool rest shaft (22) in a surrounding mode, the movable tool rests (23) are fixedly connected with the tool rest shaft (22), a plurality of fixed tool rests (24) are fixedly arranged on the inner surface of the second barrel body (21), and the tool rest shaft (22) drives the movable tool rests (23) to rotate relative to the second barrel body (21) and the fixed tool rests (24); the other end of the second cylinder (21) far away from the feeding end is provided with a window (26), and the filter screen (25) is fixedly connected with the second cylinder (21) at the window (26).

6. A scrap bumper shredder apparatus according to claim 5 wherein: one end of the movable knife rest (23) is fixedly connected with the surface of the knife rest shaft (22), the other end of the movable knife rest (23) extends outwards along the radial direction of the knife rest shaft (22), and a movable knife blade (27) is fixedly arranged on the movable knife rest (23); the fixed cutter frame (24) is correspondingly provided with a fixed cutter blade (28), and the fixed cutter blade (28) and the fixed cutter frame (24) are fixedly arranged.

7. A scrap bumper shredder apparatus according to claim 6 wherein: the virtual cylinder where the cutting edge of the fixed blade (28) is located and the central axis of the virtual cylinder where the cutting edge of the movable blade (27) is located are arranged in a collinear manner; the diameter of the virtual cylinder where the cutting edge of the fixed blade (28) is located is larger than that of the virtual cylinder where the cutting edge of the movable blade (27) is located.

8. A scrap bumper shredder apparatus according to claim 6 wherein: the diameter of the tool rest shaft (22) between the feeding end of the second cylinder (21) and the window (26) gradually shrinks along the axial direction, the movable tool rests (23) are arranged at equal intervals along the axial direction of the tool rest shaft (22), the diameter of the inner surface of the second cylinder (21) correspondingly gradually enlarges, the fixed tool rests (24) are arranged at equal intervals along the axial direction of the second cylinder (21), and the gap between the adjacent fixed blade (28) and the movable blade (27) is kept unchanged.

9. A scrap bumper shredder apparatus according to claim 5 wherein: a plurality of cooling water pipes (29) are arranged in the second cylinder body (21), the cooling water pipes (29) penetrate through the second cylinder body (21) along the axial direction of the second cylinder body (21), and the water inlet end and the water outlet end of each cooling water pipe (29) are communicated with an external cold source.