CN217431856U

CN217431856U - Aluminum scrap crusher

Info

Publication number: CN217431856U
Application number: CN202220938018.6U
Authority: CN
Inventors: 汪建新; 郝静
Original assignee: Inner Mongolia Xingsheng Engineering Technology Co ltd; Inner Mongolia University of Science and Technology
Current assignee: Inner Mongolia Xingsheng Engineering Technology Co ltd; Inner Mongolia University of Science and Technology
Priority date: 2022-04-22
Filing date: 2022-04-22
Publication date: 2022-09-16
Anticipated expiration: 2032-04-22

Abstract

The utility model provides an aluminium bits rubbing crusher, relate to crushing apparatus technical field, which comprises a frame, install in the frame and smash the chamber, it is provided with reducing mechanism to smash the intracavity, it is provided with pan feeding mouth and discharge gate on the crushing chamber, the discharge gate is connected with the vibration screening machine, the thin material exit linkage of vibration screening machine has the storehouse that gathers materials, the thick material exit linkage of vibration screening machine has the lifting machine, the export intercommunication pan feeding mouth of lifting machine, reducing mechanism installs the main shaft at crushing intracavity portion including rotating, the one end fixedly connected with drive arrangement in crushing chamber is stretched out to the main shaft, demountable installation has a plurality of blades on the main shaft, the blade is including imitative fan-shaped blade and dull and stereotyped blade. Through setting the blade to detachable mounting means to adopt imitative flabellum shape and dull and stereotyped blade to combine together, adjust the mounting means according to the broken granularity of needs, help the drying of aluminium bits on the one hand, so that prepare for follow-up screening, on the other hand increases the collision probability of aluminium bits and blade, improves the production efficiency of aluminium bits granule.

Description

Aluminum scrap crusher

Technical Field

The utility model relates to a crushing apparatus technical field, in particular to aluminium bits rubbing crusher.

Background

With the development of industrial technology, the development yield of metals increases year by year, and the effective recycling is more important. The recycling of the waste steel and iron is carried out in various ways, and cold rolling, hot rolling, furnace returning reconstruction, leftover materials and the like are main methods, but the waste scraps left by turning, grinding and other processing can only be returned to the furnace for reconstruction, and the method for manufacturing the pressed balls is generated due to the high returning cost, waste of coal resources and the like. For a ball press, the smaller the waste metal chips are, the smaller the material gap is, and the more pressing effect can be achieved. The crushing is to crush the particles of the materials by extruding, tearing and the like. When the aluminum casting is machined, the cutting scraps account for about 20 percent of the weight of the casting, the maximum amount is about 30 percent, and the aluminum price in the current market reaches about 15000 yuan/ton, so the recovered aluminum scraps can reduce the production cost, have good economic efficiency, and the aluminum is soft and easy to deform.

The existing metal crusher has a horizontal crusher and a vertical crusher for steel, but the produced particles are too large when aluminum scraps are crushed, and the crushing efficiency is low.

SUMMERY OF THE UTILITY MODEL

To above defect, the utility model aims at providing an aluminium bits rubbing crusher, this aluminium bits rubbing crusher can carry out accurate smashing to the aluminium bits, and the crushing granule accords with the standard and smashes efficiently.

In order to realize the purpose, the technical scheme of the utility model is that:

aluminium bits rubbing crusher, which comprises a frame, install in the frame and smash the chamber, it is provided with reducing mechanism to smash the intracavity, it is provided with pan feeding mouth and discharge gate to smash on the chamber, the discharge gate is connected with the vibration screening machine, the thin material exit linkage of vibration screening machine has the aggregate storehouse, the thick material exit linkage of vibration screening machine has the lifting machine, the export intercommunication of lifting machine the pan feeding mouth, reducing mechanism installs including rotating smash the inside main shaft in chamber, the main shaft stretches out the one end fixedly connected with drive arrangement in crushing chamber, demountable installation has a plurality of blades on the main shaft, the blade is including imitative fan-shaped blade and dull and stereotyped blade.

The cutter comprises blades, wherein the blades are arranged in three layers from top to bottom, each layer is provided with two blades, and an annular bulge is arranged between every two adjacent layers of blades.

The top in crushing chamber is fixed with the cover, be provided with the bellied sleeve downwards on the cover, fixed cover is equipped with the axle sleeve on the main shaft, the upper end of axle sleeve penetrates sleeve inner chamber, the bottom of axle sleeve is provided with annular U type groove, telescopic bottom inserts U type inslot, U type groove lateral wall with the fixed upper bearing that is provided with between the sleeve outer wall, U type tank top portion is provided with the upper bearing end cover, the upper bearing end cover with be provided with the sealing washer between the sleeve outer wall, be provided with the hydraulic fluid port on the U type groove, be provided with the upper oiling cap on the hydraulic fluid port, U type inslot is provided with hydraulic oil.

The bottom of the crushing cavity is provided with a mounting groove, the bottom end of the main shaft is rotatably mounted in the mounting groove through a lower bearing, the top of the mounting groove is sealed through a lower bearing end cover, a sealing ring is arranged between the lower bearing end cover and the main shaft, hydraulic oil is arranged in the mounting groove, a lower oil port is arranged on the mounting groove, and a lower oil cap is arranged on the lower oil port.

And a discharging plate which inclines towards the vibrating screen machine is also arranged in the crushing cavity.

And the coarse material outlet of the vibration screening machine is in transitional connection with the inlet of the hoisting machine through a chute.

The bottom of the discharging plate is provided with a drying cavity, one end of the drying cavity is provided with an air inlet, the other end of the drying cavity is provided with an air outlet, and a baffle plate is arranged between the air inlet and the air outlet.

The main shaft penetrates through the drying cavity, and heat insulation cotton is arranged between the drying cavity and the main shaft.

The driving device comprises a motor, an output shaft of the motor is in transmission connection with the main shaft through a belt and a belt pulley, and a tension wheel is further arranged between the motor and the main shaft.

Wherein, the bottom of the aggregate bin is provided with a conveying wheel.

After the technical scheme is adopted, the beneficial effects of the utility model are that:

1. through setting up vibration screening machine to can promote again through the lifting machine with the aluminium bits that do not conform to the particle diameter and return crushing chamber and smash, so that the aluminium bits that obtain all meet the requirements.

2. Through setting the blade to detachable mounting means to adopt imitative flabellum shape and dull and stereotyped blade to combine together, adjust the mounting means according to the broken granularity of needs, imitative flabellum shape blade utilizes gas turbulence effect, helps the drying of aluminium bits on the one hand, so that prepare for follow-up screening, on the other hand increases the collision probability of aluminium bits and blade, improves the production efficiency of aluminium bits granule.

3. By adopting the novel hydraulic oil structural design at the bottom of the main shaft, the heat is not concentrated when the main shaft rotates at a high speed, and the critical rotating speed of the main shaft is ensured.

4. Through being provided with the stoving chamber bottom the stripper, can heat the stripper through high-temperature steam, guarantee to dry once more the aluminium bits at the in-process of unloading, guarantee follow-up screening effect.

To sum up, the utility model discloses an aluminium bits rubbing crusher has solved among the prior art aluminium bits when broken, the not good technical problem with crushing efficiency low of crushing effect, the utility model discloses a set up the vibration screening machine to can promote back crushing chamber through the lifting machine with the aluminium bits that are not conform to the particle diameter again and smash, so that the aluminium bits that obtain all meet the requirements, through setting the blade into the detachable mounting means, and adopt imitative flabellum shape and dull and stereotyped blade to combine together, broken granularity adjusts the mounting means as required, imitative flabellum shape blade utilizes gaseous torrent effect, helps the drying of aluminium bits on the one hand, so that prepare for follow-up screening, on the other hand increases the collision probability of aluminium bits and blade, improves the production efficiency of aluminium bits granule.

Drawings

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

FIG. 2 is a schematic view of the construction of the blade;

FIG. 3 is an enlarged view of a portion of FIG. 1;

FIG. 4 is a schematic structural view of the spindle and the mounting groove;

FIG. 5 is an enlarged view of a portion B of FIG. 1;

in the figure: 1. the crushing device comprises a rack, 2, a crushing cavity, 201, a mounting groove, 202, a lower bearing end cover, 203, an angular contact ball bearing, 204, a shaft section baffle, 205, hydraulic oil, 206, a lower oil port, 21, a shell, 211, a discharge port, 22, a lining plate, 221, an annular bulge, 23, a cover plate, 231, a feeding port, 232, a cover, 24, a discharge plate, 241, an opening, 242, a drying cavity, 243, a baffle plate, 3, a crushing device, 31, a main shaft, 311, a set screw, 32, a motor, 33, a blade, 331, a pressing plate, 332, a pin, 34, a shaft sleeve, 341, a U-shaped groove, 342, an upper oil feeding port, 343, an upper oil cap, 35, an upper bearing, 36, an upper bearing end cover, 37, a sealing ring, 4, a vibrating screening machine, 41, a fine material outlet, 42, a coarse material outlet, 43, a chute, 5, a material collecting bin, 51, a conveying wheel, 6 and a lifting machine.

Detailed Description

The invention is further explained below with reference to the drawings and examples.

All the orientations referred to in the present specification are based on the orientations shown in the drawings, and only represent relative positional relationships, not absolute positional relationships.

As shown in fig. 1, the aluminum scrap pulverizer comprises a frame 1, a pulverizing chamber 2 is installed on the frame 1, a feeding port 231 and a discharging port 211 are arranged on the pulverizing chamber 2, the discharging port 211 is connected with a vibrating screen classifier 4, a fine material outlet 41 of the vibrating screen classifier 4 is connected with a material collecting bin 5, a coarse material outlet 42 of the vibrating screen classifier 4 is connected with a lifting machine 6 through a chute 43, an outlet of the lifting machine 6 is communicated with the feeding port 231, and a conveying wheel 51 is arranged at the bottom of the material collecting bin 5. The elevator 6 is preferably a screw conveyor in this embodiment.

As shown in fig. 1, 4 and 5, the crushing cavity 2 is mainly composed of a shell 21 and a lining plate 22, the lining plate 22 is embedded on the inner wall of the shell 21 and fixed by screws, and the lining plate 22 is countersunk, so that the crushing of aluminum scraps is not influenced. The top of the shell 21 is provided with a cover plate 23, the shell 21 and the cover plate 23 are fastened through screws, a feed inlet 231 is arranged above the cover plate 23, and a funnel-shaped collecting baffle is arranged on the feed inlet 231, so that aluminum scraps can be conveniently added. Be provided with reducing mechanism 3 in crushing chamber 2, reducing mechanism 3 is including rotating the main shaft 31 of installing in crushing chamber 2 inside, and the one end fixedly connected with drive arrangement that main shaft 31 stretches out crushing chamber 2. In this embodiment, the preferred driving device is a motor 32, the motor 32 is connected with the main shaft 31 through a belt pulley, in order to prevent the belt pulley from loosening, a tension wheel is further provided, and the motor 32 is supported and fixed on the frame 1 through a motor support. The upper end and the lower end of the main shaft 31 are respectively and rotatably arranged at the cover plate 23 and the bottom of the crushing cavity 2. A cover 232 is embedded on the cover plate 23, and the cover 232 is connected with the cover plate 23 through bolts. Be provided with bellied sleeve downwards on the cover 232, fixed cover is equipped with axle sleeve 34 on the main shaft 31, the sleeve inner chamber is penetrated to the upper end of axle sleeve 34, the bottom of axle sleeve 34 is provided with annular U type groove 341, telescopic bottom is inserted in U type groove 341, the fixed upper bearing 35 that is provided with between U type groove 341 lateral wall and the sleeve outer wall, U type groove 341 top is provided with upper bearing end cover 36, be provided with sealing washer 37 between upper bearing end cover 36 and the sleeve outside, be provided with oil feeding hole 342 on the U type groove 341, be provided with oil feeding cap 343 on oil feeding hole 342, be provided with hydraulic oil 205 in the U type groove 341. The bottom of the crushing cavity 2 is provided with an installation groove 201, the main shaft 31 is rotatably installed in the installation groove 201 through a lower bearing, the top of the installation groove 201 is sealed through a lower bearing end cover 202, a sealing ring is arranged between the lower bearing end cover 202 and the main shaft 31, and the sealing ring is preferably a felt ring in the embodiment. The lower bearing end cover 202 is made of an angular contact ball bearing 203, the inner ring of the angular contact ball bearing 203 is fixed through a shaft section baffle 204, the angular contact ball bearing 203 is fixed through a shaft shoulder, the contact part of the inside of the mounting groove 201 and the outer ring of the angular contact ball bearing 203 is a table top protrusion, hydraulic oil 205 is arranged in the mounting groove 201, a lower oil port 206 is arranged on the mounting groove 201, a lower oil cap is arranged on the lower oil port 206, and the lower oil cap is screwed on the lower oil port 206.

As shown in fig. 1, 2 and 3, the main shaft 31 is detachably mounted with a plurality of blades 33, and the detachable mounting manner is: the blade 33 and the spindle 31 are fixed through the pressing plates 331, the pressing plates 331 are sleeved on the spindle 31, the blade 33 is clamped between the two pressing plates 331, the pressing plates 331 are provided with positioning holes, the blade 33 is provided with pin holes matched with the positioning holes, and the positioning holes and the pin holes are internally provided with pins 332. The pressure plate 331 is connected with the main shaft 31 through the set screws 311, the two set screws 311 are connected and fixed through a mechanical anti-loosening method of series steel wires, and the outermost diameter of the blade 33 is attached to the inner diameter of the lining plate 22. The blades 33 include fan-like blades and flat blades, and in this embodiment, preferably, the blades 33 are disposed in three layers up and down along the main shaft 31, each layer is disposed with two blades 33, the two blades 33 are disposed oppositely, the two uppermost layers of blades 33 are fan-like blades, and the two lowermost layers of blades 33 are flat blades. And annular protrusion 221 is provided with two, is located between two adjacent layers of blade 33 respectively, and fan-shaped blade is imitated for the shape of fan, has certain radian to can produce decurrent air current during the rotation, thereby supplementary acceleration aluminium bits blanking, and dull and stereotyped blade can increase with the shearing force of aluminium bits, guarantees the broken granularity of aluminium bits. The mounting sequence of the three-layer blade 33 can be adjusted according to the particle size of the aluminum scraps to be crushed, which is not limited in this embodiment.

As shown in fig. 1, a discharge plate 24 inclined towards the vibratory screening machine 4 is further arranged in the crushing chamber 2, an opening 241 is arranged on the discharge plate 24, a main shaft 31 is rotatably arranged at the bottom of the crushing chamber 2 through the opening 241, and a rotary sealing structure is arranged between the main shaft 31 and the opening 241. The rotary sealing structure may be a rubber ring or other mechanical seal, and the embodiment is not limited herein.

A drying cavity 242 is arranged at the bottom of the discharging plate 24, an air inlet is arranged at one end of the drying cavity 242, an air outlet is arranged at the other end of the drying cavity 242, and a baffle plate 243 is arranged between the air inlet and the air outlet. The main shaft 31 passes through the drying chamber 242, and heat insulation cotton (not shown) is disposed between the drying chamber 242 and the main shaft 31.

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the aluminum scrap crusher of the present invention has the following working procedures:

the motor 32 is started to rotate, the rotating speed of the motor 32 is adjusted according to the size of the required aluminum scrap particle size, the motor 32 drives the main shaft 31 to rotate through the belt, and the tightness degree of the belt is adjusted through the tension pulley. The motor 32 drives the main shaft 31 to rotate at a high speed, the blade 33 acting on the main shaft 31 also rotates along with the main shaft 31, and the hydraulic oil 205 ensures that heat is dissipated when the main shaft 31 rotates at a high speed to generate heat, so that the critical rotating speed of the main shaft is increased. Blade 33 adopts the fan principle, makes when blade 33 rotates to smash the intracavity 2 and produces the air current and flow, helps the drying of aluminium bits on the one hand, on the other hand increases the collision probability of aluminium bits and blade 33, improves the production efficiency of aluminium bits granule, at this moment adds the aluminium bits granule at pan feeding mouth 231, and the aluminium bits enters into and smashes the chamber 2 in, smashes the aluminium bits to ideal granularity through the crushing effect of three-layer blade 33. Aluminum skimmings after smashing fall into stripper 24, divide to discharge gate 211 through stripper 24, the aluminum skimmings from discharge gate 211 outflow enter into vibrating screen classifier 4 on, vibrating screen classifier 4 also can adjust ejection of compact granularity through the size of sieve diaphragm orifice, satisfy the granule that requires will fall into in the aggregate bin 5, the granule is still too big will enter into chute 43 through coarse fodder export 42 in, enter into lifting machine 6 through chute 43 in, enter into pan feeding mouth 231 once more through lifting machine 6, accomplish the regrinding, crushing process dries stripper 24 through stoving chamber 242.

The utility model discloses a set up vibration screening machine to can promote back again through the lifting machine with the aluminium bits that are not conform to the particle diameter and smash the chamber, so that the aluminium bits that obtain all meet the requirements, through setting the blade to imitative flabellum shape, make when the blade rotates and smash the intracavity and produce the air current and flow, help the drying of aluminium bits on the one hand, so that prepare for follow-up screening, on the other hand increases the collision probability of aluminium bits and blade, improves the production efficiency of aluminium bits granule.

The present invention is not limited to the above specific embodiments, and those skilled in the art can make various changes without creative labor from the above conception, and all the changes fall within the protection scope of the present invention.

Claims

1. Aluminium bits rubbing crusher, including the frame, its characterized in that, install in the frame and smash the chamber, it is provided with reducing mechanism to smash the intracavity, it is provided with pan feeding mouth and discharge gate on the chamber to smash, the discharge gate is connected with the vibration screening machine, the thin material exit linkage of vibration screening machine has the storehouse that gathers materials, the coarse fodder exit linkage of vibration screening machine has the lifting machine, the export intercommunication of lifting machine the pan feeding mouth, reducing mechanism is including rotating the installation smash the inside main shaft in chamber, the main shaft stretches out the one end fixedly connected with drive arrangement in crushing chamber, demountable installation has a plurality of blades on the main shaft, the blade includes fan-shaped blade and dull and stereotyped blade.

2. The aluminum scrap crushing machine according to claim 1, wherein the blades are arranged in three layers above and below each other, two blades are arranged in each layer, and an annular protrusion is arranged between two adjacent layers of blades.

3. The aluminum scrap crusher according to claim 1, wherein a cover is fixed to the top of the crushing chamber, a downwardly protruding sleeve is arranged on the cover, a shaft sleeve is fixedly sleeved on the main shaft, the upper end of the shaft sleeve penetrates into the inner cavity of the sleeve, an annular U-shaped groove is formed in the bottom of the shaft sleeve, the bottom of the sleeve is inserted into the U-shaped groove, an upper bearing is fixedly arranged between the side wall of the U-shaped groove and the outer wall of the sleeve, an upper bearing end cover is arranged at the top of the U-shaped groove, a sealing ring is arranged between the upper bearing end cover and the outer wall of the sleeve, an oil feeding port is arranged on the U-shaped groove, an oil feeding cap is arranged on the oil feeding port, and hydraulic oil is arranged in the U-shaped groove.

4. The aluminum scrap crusher according to claim 1, wherein the bottom of the crushing chamber is provided with a mounting groove, the bottom end of the main shaft is rotatably mounted in the mounting groove through a lower bearing, the top of the mounting groove is sealed by a lower bearing end cover, a sealing ring is arranged between the lower bearing end cover and the main shaft, hydraulic oil is arranged in the mounting groove, a lower oil port is arranged on the mounting groove, and a lower oil cap is arranged on the lower oil port.

5. The aluminum scrap crusher according to claim 1 wherein a discharge plate is disposed in said crushing chamber and is inclined toward said vibratory screening machine.

6. The aluminum scrap crushing machine according to claim 1, wherein the coarse material outlet of the vibrating screen classifier is in transitional connection with the inlet of the hoisting machine through a chute.

7. The aluminum scrap crushing machine according to claim 5, wherein the bottom of the discharging plate is provided with a drying chamber, one end of the drying chamber is provided with an air inlet, the other end of the drying chamber is provided with an air outlet, and a baffle plate is arranged between the air inlet and the air outlet.

8. The aluminum scrap pulverizer as claimed in claim 7, wherein said main shaft passes through said drying chamber, and heat insulating cotton is disposed between said drying chamber and said main shaft.

9. The aluminum scrap crushing machine according to claim 1, wherein the driving device comprises a motor, an output shaft of the motor is in transmission connection with the main shaft through a belt and a belt pulley, and a tension wheel is further arranged between the motor and the main shaft.

10. The aluminum scrap crushing machine according to claim 1, wherein the bottom of the aggregate bin is provided with a conveying wheel.