CN108754149B

CN108754149B - Recovery unit of aluminium alloy scrap

Info

Publication number: CN108754149B
Application number: CN201810609297.XA
Authority: CN
Inventors: 段建锋; 王颖; 李明
Original assignee: Suzhou Material Recycling Co Ltd
Current assignee: Suzhou material recycling Co., Ltd
Priority date: 2018-06-13
Filing date: 2018-06-13
Publication date: 2020-02-07
Anticipated expiration: 2038-06-13
Also published as: CN108754149A

Abstract

The invention relates to the field of aluminum alloy recovery, in particular to a recovery device for waste aluminum alloy, which comprises a pretreatment mechanism, a briquetting mechanism, a conveying mechanism and a hot melting mechanism, wherein the briquetting mechanism is positioned at the tail end of the pretreatment mechanism, the conveying mechanism is positioned between the briquetting mechanism and the hot melting mechanism, the pretreatment mechanism comprises a feeding assembly, a compacting assembly, a limiting assembly and a cutting assembly, the compacting assembly, the limiting assembly and the cutting assembly are sequentially arranged along the conveying direction of the feeding assembly 1a, the briquetting mechanism comprises a briquetting assembly and a blanking assembly, the blanking assembly is arranged beside the briquetting assembly, the hot melting mechanism comprises a hot melting assembly and a tail gas treatment assembly, and the tail gas treatment assembly and the hot melting assembly are communicated through a pipeline. The method has the advantages of reducing manual operation, improving the recovery speed of the waste aluminum alloy, treating tail gas generated by the recovery of the waste aluminum alloy and avoiding environmental pollution.

Description

Recovery unit of aluminium alloy scrap

Technical Field

The invention relates to the field of aluminum alloy recovery, in particular to a recovery device for waste aluminum alloy.

Background

The aluminum alloy is a non-ferrous metal structural material which is most widely applied in industry, has low density, higher strength which is close to or exceeds that of high-quality steel, good plasticity, can be processed into various sections, has excellent electrical conductivity, thermal conductivity and corrosion resistance, is widely used in industry, and is second to steel in use amount. In order to reduce the resource loss and protect the environment, the waste aluminum alloy is generally recycled and can be reused after hot melting and recasting.

However, current aluminum alloy recovery unit needs the manual fit to cut it at the recovery in-process, this recovery rate that leads to useless aluminum alloy reduces, and can cause danger to the workman in the cutting process, secondly, when adding useless aluminum alloy in the hot smelting pot, owing to do not carry out the preliminary treatment to useless aluminum alloy, make a large amount of harmful gas exhaust in the hot-melt furnace easily, thereby cause the injury to environment and workman's health, and finally, current useless aluminum alloy recovery unit's tail gas treatment process is troublesome, causes the recovery cost to improve.

Disclosure of Invention

The invention aims to provide a recovery device of waste aluminum alloy, which solves the problems in the background technology.

The technical scheme of the invention is as follows: including preliminary treatment mechanism, briquetting mechanism, conveying mechanism and hot melt mechanism, briquetting mechanism is located preliminary treatment mechanism's end, conveying mechanism is located between briquetting mechanism and the hot melt mechanism, preliminary treatment mechanism includes material loading subassembly, compaction subassembly, restriction subassembly and cutting assembly set gradually along material loading subassembly's direction of delivery, briquetting mechanism includes briquetting subassembly and unloading subassembly, the side at the briquetting subassembly is installed to the unloading subassembly, hot melt mechanism includes hot melt subassembly and tail gas treatment subassembly, through the pipeline intercommunication between tail gas treatment subassembly and the hot melt subassembly.

In a preferred embodiment of the present invention, the feeding assembly includes a feeding plate, a vibration motor, a material containing plate and a hydraulic rod, the feeding plate is horizontally disposed, two sides of the feeding plate are respectively provided with a baffle fixedly connected with the feeding plate to form a whole, the vibration motor is fixedly installed at the lower end of the feeding plate, the material containing plate is hinged to the tail end of the feeding plate, a support plate is disposed below the tail end of the feeding plate, the rear end of the hydraulic rod is hinged to the support plate, and the output end of the hydraulic rod is hinged to the lower end of the material containing plate.

In a preferred embodiment of the invention, the compaction assembly comprises a mounting frame, a compaction cylinder and a compaction block, the compaction cylinder is positioned above the feeding plate, the compaction cylinder is vertically arranged at the upper end of the mounting frame, the output end of the compaction cylinder is vertically arranged downwards, and the compaction block is fixedly arranged on the output end of the compaction cylinder.

In a preferred embodiment of the present invention, the limiting assembly includes a limiting roller, a limiting motor, a first limiting plate and a second limiting plate, the limiting roller is horizontally disposed, two ends of the limiting roller are respectively rotatably connected to the two baffles, the limiting motor is fixedly mounted beside one baffle, an output end of the limiting motor is fixedly connected to one end of the limiting roller, two ends of the first limiting plate are respectively fixedly connected to the two baffles, the first limiting plate is located at the end of the feeding plate, and the second limiting plate is horizontally disposed on the feeding plate.

In a preferred embodiment of the present invention, the cutting assembly includes a cutter, a cutter holder, two fixing frames and two cutting cylinders, the two fixing frames are respectively disposed at two sides of the material holding plate, and the two fixing frames are both provided with a slide way, the cutter holder is located between the two fixing frames, two ends of the cutter holder are respectively slidably connected with the two slide ways, the two cutting cylinders are both vertically disposed, the two cutting cylinders are respectively located beside the two fixing frames, output ends of the two cutting cylinders are respectively fixedly connected with two ends of the two cutter holders, a cutter slot is disposed at a lower end of the cutter holder, and an upper end of the cutter is fixedly mounted in the cutter slot.

In a preferred embodiment of the invention, the briquetting assembly comprises a briquetting box, a briquetting frame, a briquetting cylinder and a briquetting plate, the opening of the briquetting box is arranged upwards, the briquetting box is positioned beside the material containing plate, the briquetting frame is fixedly arranged above the briquetting box, the briquetting cylinder is vertically arranged on the briquetting frame, the output end of the briquetting cylinder is vertically arranged downwards, the briquetting plate is fixedly arranged on the output end of the briquetting cylinder, two sides of the briquetting box are provided with the material blocking plates, and one side of the briquetting box, which is close to the conveying mechanism, is provided with the extension plate.

In a preferred embodiment of the invention, the blanking assembly comprises a blanking plate, a blanking cylinder, two material pushing plates and two material pushing cylinders, the blanking plate is positioned at the bottom of the pressing block box, the blanking cylinder is positioned at the lower end of the pressing block box, the output ends of the blanking cylinders penetrate through the pressing block box and are fixedly connected with the lower end of the blanking plate, two horizontally arranged mounting plates are arranged beside the support plate, the two material pushing cylinders are respectively arranged at the upper ends of the two mounting plates, the output ends of the two material pushing cylinders are both arranged towards the conveying mechanism, and the two material pushing plates are respectively and fixedly arranged at the output ends of the material pushing cylinders.

In a preferred embodiment of the present invention, the conveying mechanism includes a conveying belt and two limiting plates respectively mounted on two sides of the conveying belt, and the conveying belt is provided with a plurality of conveying plates arranged at equal intervals along a rotation direction of the conveying belt.

In a preferred embodiment of the present invention, the hot melting assembly includes a hot melting furnace, a material discharging plate and a material discharging motor, wherein a holding cavity is arranged in the hot melting furnace, a partition plate is arranged in the holding cavity to partition the holding cavity into a heating cavity and a hot melting cavity, a material feeding port is arranged at the upper end of the hot melting furnace, the material discharging plate is fixedly installed at the material feeding port, the material discharging motor is located beside the material discharging plate, and an output end of the material discharging motor is fixedly connected with one end of the material discharging plate.

In a preferred embodiment of the present invention, the exhaust gas treatment assembly includes an air pump, a circulation pipe, a connection pipe and a filter box, two ends of the circulation pipe are respectively communicated with the hot melting chamber and the heating chamber, the air pump is fixedly installed on the circulation pipe, two ends of the connection pipe are respectively communicated with the filter box and the heating chamber, the upper end of the filter box is provided with a plurality of filter tanks arranged at equal intervals, each filter tank is uniformly provided with an adsorption box therein, the adsorption boxes are in a mesh structure, and each adsorption box is filled with an adsorbent therein.

The invention provides a recovery device of waste aluminum alloy by improvement, compared with the prior art, the recovery device has the following improvements and advantages:

(1) according to the invention, the waste aluminum alloy can be pretreated through the compaction assembly, the limiting assembly, the feeding assembly and the cutting assembly, and the manual cooperation is not needed in the treatment process, so that the labor capacity and risk of workers are reduced.

(2) Cutting the aluminium alloy that will give up into the fritter through cutting assembly, later pressing aluminium alloy brick with the aluminium alloy that gives up through briquetting subassembly, the aluminium alloy changes in can quick entering hot-melt furnace, and the poisonous and harmful gas discharge in the reduction hot-melt furnace.

(3) Through the material that can make full use of in the tail gas with exhaust gas circulation burning and can handle the poisonous and harmful gas in the tail gas, later through the adsorption treatment of adsorbent can be with the poisonous and harmful gas clean processing in the tail gas, the setting of rose box and adsorption box can quick replacement adsorbent.

Drawings

The invention is further explained below with reference to the figures and examples:

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a partial perspective view of the first embodiment of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is a partial perspective view of the second embodiment of the present invention;

FIG. 5 is a partial top view of the present invention;

FIG. 6 is a partial cross-sectional view of the present invention;

FIG. 7 is a schematic view of the present invention in a partially disassembled configuration;

description of reference numerals: the pretreatment mechanism 1, the feeding assembly 1a, the feeding plate 1a1, the vibration motor 1a2, the containing plate 1a3, the hydraulic rod 1a4, the baffle plate 1a5, the supporting plate 1a6, the compacting assembly 1b, the mounting frame 1b1, the compacting cylinder 1b2, the compacting block 1b3, the limiting assembly 1c, the limiting roller 1c1, the limiting motor 1c2, the first limiting plate 1c3, the second limiting plate 1c4, the cutting assembly 1d, the cutter 1d4, the cutter frame 1d4, the fixing frame 1d4, the cutting cylinder 1d4, the slideway 1d4, the briquetting mechanism 2, the briquetting assembly 2a, the briquetting box 2a4, the briquetting frame 2a4, the briquetting cylinder 2a4, the briquetting plate 2a4, the striker plate 2a4, the extending plate 2a4, the blanking assembly 2b, the blanking cylinder 2b4, the blanking plate 363, the feeding plate 363 b 363, the conveying plate 3b, the hot melting device comprises a hot melting mechanism 4, a hot melting assembly 4a, a hot melting furnace 4a1, a discharging plate 4a2, a discharging motor 4a3, a heating cavity 4a4, a hot melting cavity 4a5, a partition plate 4a6, a feeding hole 4a7, a tail gas treatment assembly 4b, an air suction pump 4b1, a circulating pipe 4b2, a connecting pipe 4b3, a filter box 4b4, a filter tank 4b5 and an adsorption box 4b 6.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 7, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a recovery device of waste aluminum alloy by improving, as shown in figures 1-7, comprising a pretreatment mechanism 1, a briquetting mechanism 2, a conveying mechanism 3 and a hot melting mechanism 4, the briquetting mechanism 2 is positioned at the tail end of the pretreatment mechanism 1, the conveying mechanism 3 is positioned between the briquetting mechanism 2 and the hot melting mechanism 4, the pretreatment mechanism 1 comprises a feeding assembly 1a, a compacting assembly 1b, a limiting assembly 1c and a cutting assembly 1d, the compacting assembly 1b, the limiting assembly 1c and the cutting assembly 1d are arranged in sequence along the conveying direction of the feeding assembly 1a, the briquetting mechanism 2 comprises a briquetting component 2a and a blanking component 2b, the blanking component 2b is arranged beside the briquetting component 2a, the hot melting mechanism 4 comprises a hot melting assembly 4a and an exhaust gas treatment assembly 4b, and the exhaust gas treatment assembly 4b is communicated with the hot melting assembly 4a through a pipeline; carry out the material loading of aluminium alloy of wasting through material loading subassembly 1a, carry out the compaction to aluminium alloy of wasting through compaction subassembly 1b, avoid partial aluminium alloy of wasting perk, position through restriction subassembly 1c restriction aluminium alloy of wasting, avoid the bounce of aluminium alloy of wasting in the cutting process, cut into less state with longer aluminum alloy through cutting assembly 1d, it is cubic to press aluminium alloy of wasting into through briquetting subassembly 2a, pack in the hot melt subassembly 4a, handle the tail gas that the hot melt produced through tail gas treatment component 4b, with the poisonous and harmful gas in going out the tail gas.

The feeding assembly 1a comprises a feeding plate 1a1, a vibration motor 1a2, a material containing plate 1a3 and a hydraulic rod 1a4, wherein the feeding plate 1a1 is horizontally arranged, two sides of the feeding plate 1a1 are respectively provided with a baffle plate 1a5 fixedly connected with the feeding plate 1a1 into a whole, the vibration motor 1a2 is fixedly installed at the lower end of the feeding plate 1a1, the material containing plate 1a3 is hinged to the tail end of the feeding plate 1a1, a support plate 1a6 is arranged below the tail end of the feeding, the rear end of the hydraulic rod 1a4 is hinged to the support plate 1a6, and the output end of the hydraulic rod 4 is hinged to the lower end of the material containing plate 1a 3; the vibrating motor 1a2 drives the feeding plate 1a1 to vibrate so as to convey the waste aluminum alloy on the feeding plate 1a1, when a part of the waste aluminum alloy is positioned on the material containing plate 1a3, the cutting assembly 1d is aligned to cut, and then the hydraulic rod 1a4 contracts so that the material containing plate 1a3 is inclined, so that the waste aluminum alloy slides down from the material containing plate 1a 3.

The compaction assembly 1b comprises a mounting frame 1b1, a compaction cylinder 1b2 and a compaction block 1b3, the compaction cylinder 1b2 is located above the feeding plate 1a1, the compaction cylinder 1b2 is vertically arranged at the upper end of the mounting frame 1b1, the output end of the compaction cylinder 1b2 is vertically arranged downwards, and the compaction block 1b3 is fixedly mounted at the output end of the compaction cylinder 1b 2; the compaction cylinder 1b2 works to drive the compaction block 1b3 to move downwards to compact the aluminum scrap alloy on the upper material plate 1a1, and the width of the compaction block 1b3 is the same as the distance between the two baffle plates 1a 5.

The limiting assembly 1c comprises a limiting roller 1c1, a limiting motor 1c2, a first limiting plate 1c3 and a second limiting plate 1c4, wherein the limiting roller 1c1 is horizontally arranged, two ends of the limiting roller 1c1 are respectively connected with two baffles 1a5 in a rotating mode, the limiting motor 1c2 is fixedly installed at the side of one baffle 1a5, an output end of a limiting motor 1c2 is fixedly connected with one end of the limiting roller 1c1, two ends of the first limiting plate 1c3 are respectively fixedly connected with the two baffles 1a5, the first limiting plate 1c3 is located at the tail end of the feeding plate 1a1, and the second limiting plate 1c4 is horizontally arranged on the feeding plate 1a 3; the first limiting plate 1c3 and the second limiting plate 1c4 are respectively arranged at two sides of the cutting assembly 1d, the first limiting plate 1c3 and the second limiting plate 1c4 prevent the waste aluminum alloy from bouncing up in the cutting and cutting process, and the limiting motor 1c2 drives the limiting roller 1c1 to rotate to help the waste aluminum alloy on the feeding plate 1a1 to enter between the first limiting plate 1c3 and the feeding plate 1a 1.

The cutting assembly 1d comprises a cutting knife 1d1, a knife rest 1d2, two fixing frames 1d3 and two cutting cylinders 1d4, wherein the two fixing frames 1d3 are respectively arranged at two sides of the material containing plate 1a3, slide ways 1d5 are respectively arranged on the two fixing frames 1d3, the knife rest 1d2 is positioned between the two fixing frames 1d3, two ends of the knife rest 1d2 are respectively in sliding connection with the two slide ways 1d5, the two cutting cylinders 1d4 are vertically arranged, the two cutting cylinders 1d4 are respectively positioned at the side of the two fixing frames 1d3, the output ends of the two cutting cylinders 1d4 are respectively and fixedly connected with two ends of the two knife rest 1d2, a knife groove is arranged at the lower end of the knife rest 1d2, and the upper end of the cutting knife 1d1 is fixedly arranged in the; the two cutting air cylinders 1d4 work to drive the cutter frame 1d2 to move in the vertical direction, so that the cutting knife 1d1 follows the cutter frame 1d2 to move in the vertical direction, and the position of the cutter frame 1d2 is limited by the sliding fit of the slide way 1d5 and the cutter frame 1d 2.

The briquetting assembly 2a comprises a briquetting box 2a1, a briquetting frame 2a2, a briquetting cylinder 2a3 and a briquetting plate 2a4, wherein the briquetting box 2a1 is arranged upwards in an opening manner, the briquetting box 2a1 is positioned beside a material containing plate 1a3, the briquetting frame 2a2 is fixedly installed above the briquetting box 2a1, the briquetting cylinder 2a3 is vertically arranged on the briquetting frame 2a2, the output end of the briquetting cylinder 2a3 is vertically arranged downwards, the briquetting plate 2a4 is fixedly installed at the output end of the briquetting cylinder 2a3, the material blocking plates 2a5 are arranged on two sides of the briquetting box 2a1, and an extension plate 2a6 is arranged on one side of the briquetting box 2a1 close to the conveying mechanism 3; the pressing plate 2a4 is driven by the briquetting cylinder 2a3 to move downward to press the aluminum alloy scraps in the briquetting box 2a1 into aluminum alloy bricks, and the extension plate 2a6 is used to assist in moving the aluminum alloy bricks onto the conveying mechanism 3.

The blanking assembly 2b comprises a blanking plate 2b1, a blanking cylinder 2b2, two material pushing plates 2b3 and two material pushing cylinders 2b4, wherein the blanking plate 2b1 is positioned at the bottom of the briquetting box 2a1, the blanking cylinder 2b2 is positioned at the lower end of the briquetting box 2a1, the output end of the blanking cylinder 2b2 penetrates through the briquetting box 2a1 and is fixedly connected with the lower end of the blanking plate 2b1, two horizontally arranged mounting plates 2b5 are arranged beside the support plate 1a6, two material pushing cylinders 2b4 are respectively arranged at the upper ends of the two mounting plates 2b5, the output ends of the two material pushing cylinders 2b4 are both arranged towards the conveying mechanism 3, and the two material pushing plates 2b3 are respectively and fixedly arranged at the output end of the material pushing cylinder 2b 4; the blanking cylinder 2b2 is operated to push the blanking plate 2b1 to move upwards, so that the aluminum alloy bricks are moved out of the briquetting box 2a1, and then the two pushing plates 2b3 are pushed by the two pushing plates 2b3 to push the aluminum alloy bricks onto the conveying mechanism 3.

The conveying mechanism 3 comprises a conveying belt 3a and two limiting plates 3b which are respectively arranged on two sides of the conveying belt 3a, and a plurality of conveying plates 3c which are arranged at equal intervals along the rotating direction of the conveying belt 3a are arranged on the conveying belt 3 a; the conveying belt 3a drives the conveying plate 3c to move so as to move the aluminum alloy bricks along the rotating direction of the conveying belt 3 a.

The hot melting assembly 4a comprises a hot melting furnace 4a1, a discharging plate 4a2 and a discharging motor 4a3, wherein a containing cavity is arranged in the hot melting furnace 4a1, a partition plate 4a6 for dividing the containing cavity into a heating cavity 4a4 and a hot melting cavity 4a5 is arranged in the containing cavity, a feeding hole 4a7 is formed in the upper end of the hot melting furnace 4a1, the discharging plate 4a2 is fixedly arranged at the position of the feeding hole 4a7, the discharging motor 4a3 is located beside the discharging plate 4a2, and the output end of the discharging motor 4a3 is fixedly connected with one end of the discharging plate 4a 2; the discharging motor 4a3 works to drive the discharging plate 4a2 to rotate, so that aluminum alloy bricks can enter the hot melting furnace 4a1, waste aluminum alloy in the hot melting chamber 4a5 is subjected to hot melting treatment through combustion heat in the heating chamber 4a4, and a fuel inlet for adding fuel and a discharging door for discharging the aluminum alloy after hot melting are further arranged on the hot melting furnace 4a 1.

The tail gas treatment assembly 4b comprises an air suction pump 4b1, a circulating pipe 4b2, a connecting pipe 4b3 and a filter box 4b4, two ends of the circulating pipe 4b2 are respectively communicated with a hot melting cavity 4a5 and a heating cavity 4a4, the air suction pump 4b1 is fixedly installed on the circulating pipe 4b2, two ends of the connecting pipe 4b3 are respectively communicated with the filter box 4b4 and the heating cavity 4a4, the upper end of the filter box 4b4 is provided with a plurality of filter tanks 4b5 which are arranged at equal intervals, each filter tank 4b5 is internally and uniformly provided with an adsorption box 4b6, each adsorption box 4b6 is of a net structure, and each adsorption box 4b6 is internally provided with an adsorbent; when the waste aluminum alloy is hot melted, a large amount of toxic and harmful gas can be generated from impurities in the waste aluminum alloy, the gas is conveyed from the circulating pipe 4b2 to the heating chamber 3a in the heating chamber 4a4, part of combustible gas in the gas is treated in a combustion mode, then tail gas is discharged into the filter box 4b4 through the connecting pipe 4b3, and the residual toxic and harmful gas is adsorbed by the adsorbent.

The working principle of the invention is as follows: the vibrating motor 1a2 drives the upper flitch 1a1 to vibrate so as to convey the waste aluminum alloy on the upper flitch 1a1, the compacting cylinder 1b2 works to drive the compacting block 1b3 to move downwards so as to compact the waste aluminum alloy on the upper flitch 1a1, then the limiting roller 1c1 is driven by the limiting motor 1c2 to rotate so as to help the waste aluminum alloy on the upper flitch 1a1 to enter between the first limiting plate 1c3 and the upper flitch 1a1, the knife rest 1d2 is driven by the two cutting cylinders 1d4 to move in the vertical direction, so that the cutting knife 1d1 follows the knife rest 1d2 to move in the vertical direction so as to cut the waste aluminum alloy, the waste aluminum alloy at the cutting rear end enters the pressing block box 2a1, the pressing cylinder 2a4 is driven by the pressing cylinder 2a3 to move downwards so as to press the waste aluminum alloy in the pressing block box 2a1 into the brick, the brick 1 is pressed out from the pressing box 2a1, then, the two material pushing plates 2b3 are pushed to the conveying mechanism 3 through the two material pushing plates 2b3, the conveying plate 3c is driven by the conveying belt 3a to move so that the aluminum alloy bricks move along the rotating direction of the conveying belt 3a, the material discharging motor 4a3 works to drive the material discharging plate 4a2 to rotate, therefore, the aluminum alloy bricks can enter the hot melting furnace 4a1, the waste aluminum alloy in the hot melting chamber 4a5 is subjected to hot melting treatment through heat generated by the combustion materials in the heating chamber 4a4, the gas is treated by part of combustible gas in the heating chamber 4a4 of the conveying belt 3a of the circulating pipe 4b2 in a combustion mode, and then the tail gas is discharged into the filter box 4b4 through the connecting pipe 4b3, and the residual toxic and harmful gas is adsorbed by the adsorbent.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a recovery unit of aluminium alloy that gives up which characterized in that: comprises a pretreatment mechanism (1), a briquetting mechanism (2), a conveying mechanism (3) and a hot melting mechanism (4), wherein the briquetting mechanism (2) is positioned at the tail end of the pretreatment mechanism (1), the conveying mechanism (3) is positioned between the briquetting mechanism (2) and the hot melting mechanism (4), the pretreatment mechanism (1) comprises a feeding assembly (1 a), a compacting assembly (1 b), a limiting assembly (1 c) and a cutting assembly (1 d), the compacting assembly (1 b), the limiting assembly (1 c) and the cutting assembly (1 d) are sequentially arranged along the conveying direction of the feeding assembly (1 a), the briquetting mechanism (2) comprises a briquetting assembly (2 a) and a blanking assembly (2 b), the blanking assembly (2 b) is arranged at the side of the briquetting assembly (2 a), the hot melting mechanism (4) comprises a hot melting assembly (4 a) and a tail gas treatment assembly (4 b), the tail gas treatment component (4 b) is communicated with the hot melting component (4 a) through a pipeline; the feeding assembly (1 a) comprises a feeding plate (1 a 1), a vibration motor (1 a 2), a containing plate (1 a 3) and a hydraulic rod (1 a 4), wherein the feeding plate (1 a 1) is horizontally arranged, two sides of the feeding plate (1 a 1) are respectively provided with a baffle (1 a 5) which is fixedly connected with the feeding plate to form a whole, the vibration motor (1 a 2) is fixedly arranged at the lower end of the feeding plate (1 a 1), the containing plate (1 a 3) is hinged to the tail end of the feeding plate (1 a 1), a support plate (1 a 6) is arranged below the tail end of the feeding plate, the rear end of the hydraulic rod (1 a 4) is hinged to the support plate (1 a 6), and the output end of the hydraulic rod (1 a 4) is hinged to the lower end of the containing plate (1 a 3); the compaction assembly (1 b) comprises a mounting frame (1 b 1), a compaction cylinder (1 b 2) and a compaction block (1 b 3), the compaction cylinder (1 b 2) is located above the feeding plate (1 a 1), the compaction cylinder (1 b 2) is vertically arranged at the upper end of the mounting frame (1 b 1), the output end of the compaction cylinder (1 b 2) is vertically arranged downwards, and the compaction block (1 b 3) is fixedly mounted at the output end of the compaction cylinder (1 b 2); the limiting assembly (1 c) comprises a limiting roller (1 c 1), a limiting motor (1 c 2), a first limiting plate (1 c 3) and a second limiting plate (1 c 4), the limiting roller (1 c 1) is horizontally arranged, two ends of the limiting roller (1 c 1) are respectively connected with two baffles (1 a 5) in a rotating mode, the limiting motor (1 c 2) is fixedly installed on the side of one baffle (1 a 5), the output end of the limiting motor (1 c 2) is fixedly connected with one end of the limiting roller (1 c 1), two ends of the first limiting plate (1 c 3) are respectively fixedly connected with the two baffles (1 a 5), the first limiting plate (1 c 3) is located at the tail end of the feeding plate (1 a 1), and the second limiting plate (1 c 4) is horizontally arranged on the material containing plate (1 a 3); the cutting assembly (1 d) comprises a cutter (1 d 1), a cutter frame (1 d 2), two fixing frames (1 d 3) and two cutting cylinders (1 d 4), wherein the two fixing frames (1 d 3) are respectively arranged on two sides of the material containing plate (1 a 3) and on the two fixing frames (1 d 3) to form slideways (1 d 5), the cutter frame (1 d 2) is located between the two fixing frames (1 d 3), two ends of the cutter frame (1 d 2) are respectively in sliding connection with the two slideways (1 d 5), the two cutting cylinders (1 d 4) are vertically arranged, the two cutting cylinders (1 d 4) are respectively located beside the two fixing frames (1 d 3), output ends of the two cutting cylinders (1 d 4) are respectively and fixedly connected with two ends of the two cutter frames (1 d 2), cutter grooves are formed in the lower ends of the cutter frame (1 d 2), and the upper end of the cutter (1 d 1) is fixedly installed in the cutter grooves.

2. The scrap aluminum alloy recycling apparatus according to claim 1, wherein: briquetting subassembly (2 a) includes briquetting box (2 a 1), briquetting frame (2 a 2), briquetting cylinder (2 a 3) and briquetting board (2 a 4), briquetting box (2 a 1) are uncovered upwards to be set up and briquetting box (2 a 1) are located the side that holds flitch (1 a 3), briquetting frame (2 a 2) fixed mounting is in the top of briquetting box (2 a 1), briquetting cylinder (2 a 3) are vertical setting on briquetting frame (2 a 2) and the vertical downward setting of output of briquetting cylinder (2 a 3), briquetting board (2 a 4) fixed mounting is on the output of briquetting cylinder (2 a 3), the both sides of briquetting box (2 a 1) all are equipped with striker plate (2 a 5), one side that briquetting box (2 a 1) is close to conveying mechanism (3) is equipped with extension board (2 a 6).

3. The scrap aluminum alloy recycling apparatus according to claim 2, wherein: unloading subassembly (2 b) is including flitch (2 b 1), unloading cylinder (2 b 2), two scraping wings (2 b 3) and two pushing cylinders (2 b 4) down, flitch (2 b 1) are located the bottom of briquetting box (2 a 1) down, and unloading cylinder (2 b 2) are located the lower extreme of briquetting box (2 a 1) and the lower extreme fixed connection of unloading cylinder (2 b 2) run through briquetting box (2 a 1) and lower flitch (2 b 1), the side of backup pad (1 a 6) is equipped with two mounting panels (2 b 5) that are the horizontal setting, and two pushing cylinders (2 b 4) are installed respectively in the upper end of two mounting panels (2 b 5) and the output of two pushing cylinders (2 b 4) all set up towards conveying mechanism (3), and two scraping wings (2 b 3) are fixed mounting respectively on the output that pushes away material cylinder (2 b 4).

4. The scrap aluminum alloy recycling apparatus according to claim 1, wherein: conveying mechanism (3) include conveyer belt (3 a) and two limiting plate (3 b) of installing respectively in conveyer belt (3 a) volume both sides, be equipped with conveyer plate (3 c) that a plurality of set up along its rotation direction equidistant on conveyer belt (3 a).

5. The scrap aluminum alloy recycling apparatus according to claim 1, wherein: hot melt subassembly (4 a) includes hot melt furnace (4 a 1), blowing board (4 a 2) and blowing motor (4 a 3), be equipped with in hot melt furnace (4 a 1) and hold the chamber, it is equipped with division board (4 a 6) that separate into heating chamber (4 a 4) and hot melt chamber (4 a 5) with it to hold the intracavity, the upper end of hot melt furnace (4 a 1) is equipped with feed inlet (4 a 7), blowing board (4 a 2) fixed mounting is in feed inlet (4 a 7) department, the one end fixed connection of output and blowing board (4 a 2) that blowing motor (4 a 3) are located the side of blowing board (4 a 2) and blowing motor (4 a 3).

6. The scrap aluminum alloy recycling apparatus according to claim 1, wherein: the tail gas treatment assembly (4 b) comprises an air suction pump (4 b 1), a circulating pipe (4 b 2), a connecting pipe (4 b 3) and a filter box (4 b 4), two ends of the circulating pipe (4 b 2) are respectively communicated with a hot melting cavity (4 a 5) and a heating cavity (4 a 4), the air suction pump (4 b 1) is fixedly installed on the circulating pipe (4 b 2), two ends of the connecting pipe (4 b 3) are respectively communicated with the filter box (4 b 4) and the heating cavity (4 a 4), a plurality of filter tanks (4 b 5) which are arranged at equal intervals are arranged at the upper end of the filter box (4 b 4), an adsorption box (4 b 6) is uniformly arranged in each filter tank (4 b 5), the adsorption box (4 b 6) is of a net structure, and an adsorbent 6 is arranged in each adsorption box.