CN210160143U

CN210160143U - Waste conveying belt treatment device

Info

Publication number: CN210160143U
Application number: CN201920744879.9U
Authority: CN
Inventors: 王京学
Original assignee: JUXIAN HUATAI RUBBER Co Ltd
Current assignee: JUXIAN HUATAI RUBBER Co Ltd
Priority date: 2019-05-22
Filing date: 2019-05-22
Publication date: 2020-03-20
Anticipated expiration: 2029-05-22

Abstract

The utility model discloses a waste conveyor belt processing device, which comprises a material grinding rack, wherein a material grinding box body is arranged on the material grinding rack, a material grinding cavity is transversely arranged on the material grinding box body, a material grinding rotating shaft is rotatably arranged on the material grinding box body, and the material grinding rotating shaft is connected with a material grinding driving device; a plurality of movable grinding cutters are fixedly arranged on the rotary grinding shaft in the circumferential direction, movable cutter grinding bulges are arranged on the movable grinding cutters, discharging sieve holes are formed in the wall of the lower cavity of the grinding cavity, a grinding discharging hole is formed in the grinding box body, a grinding feeding hole is formed in the wall of the upper cavity of the grinding cavity, and fixed cutter grinding bulges are arranged on the inner wall of the grinding cavity outside the grinding feeding hole and the discharging sieve holes; and a material grinding cooling device is arranged on the material grinding box body. The utility model discloses utilize to grind to rub rubber in making old and useless conveyer belt with the hands and peel off gradually, inside steel wire is separated, and rubber is also by preliminary breakage, and the steel wire can be let out through ejection of compact sieve mesh and carry out subsequent processing with being ground broken rubber.

Description

Waste conveying belt treatment device

Technical Field

The utility model relates to an old and useless belt treatment technical field especially relates to an old and useless conveyer belt processing apparatus.

Background

The belt conveyor is widely used in the industries of mines, metallurgy, cement, freight transportation, coal mines and the like, a used conveying belt is generally in a structure that steel wires are embedded in flat rubber layers, and after the conveying belt is used for a certain period of time, the conveying belt cannot be continuously used due to natural aging, use abrasion and the like, so that a large amount of waste conveying belts are generated in the industries every year, and if the waste conveying belts are not properly treated, environmental pollution and resource waste are caused.

At present, rubber, steel wires and the like of waste conveyor belts are separated and then processed for utilization, and because the steel wires exist in the rubber layers, the manual separation efficiency is low, the difficulty is high, the labor intensity is high, and no related equipment can complete the work at present. The inventor is dedicated to the research and application of the waste conveying belt treatment technology, and invents a device for separating the rubber threads after cutting waste belts into blocks to complete the work, and the rubber threads are more easily treated respectively after being separated.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a can carry out rubber and steel wire separation to old and useless conveyer belt piece is provided, and conveniently carries out the old and useless conveyer belt processing apparatus of rubber and steel wire follow-up treatment respectively.

In order to solve the technical problem, the technical scheme of the utility model is that: the waste conveying belt processing device comprises a material grinding rack, wherein a material grinding box body is arranged on the material grinding rack, a material grinding cavity which is arranged in a cylindrical shape is transversely arranged on the material grinding box body, a material grinding mechanism is arranged in the material grinding cavity, the material grinding mechanism comprises a material grinding rotating shaft which is rotatably arranged on the material grinding box body and is positioned in the material grinding cavity, and one end of the material grinding rotating shaft extends out of the material grinding box body and is connected with a material grinding driving device; a plurality of movable grinding cutters are fixedly arranged on the rotary grinding shaft in the circumferential direction, movable cutter grinding protrusions are arranged on the end faces, close to the inner wall of the grinding cavity, of the movable grinding cutters, discharging sieve holes are formed in the lower cavity wall of the grinding cavity, the grinding box body is located below the discharging sieve holes, a grinding material discharge hole is formed in the upper cavity wall of the grinding cavity, a grinding material feed inlet is formed in the upper cavity wall of the grinding cavity, and fixed cutter grinding protrusions are arranged on the inner wall of the grinding cavity, located outside the grinding material feed inlet and the discharging sieve holes; and a material grinding cooling device is arranged on the material grinding box body.

As an optimized technical scheme, four material grinding moving blades are circumferentially arranged on the material grinding rotating shaft, wherein two material grinding moving blades are axially arranged in parallel with the material grinding rotating shaft, the other two material grinding moving blades are axially and obliquely arranged along the material grinding rotating shaft, and the material grinding moving blades which are obliquely arranged are arranged in parallel along the material grinding rotating shaft and are circumferentially arranged at intervals.

As an optimized technical scheme, the material grinding box body is provided with two material grinding cavities, the two material grinding cavities are respectively provided with the material grinding mechanism, and the two material grinding cavities are provided with material grinding communicating openings on the cavity walls close to each other.

As a preferable technical scheme, the material grinding cooling device comprises a rotating shaft cooling cavity arranged in the material grinding rotating shaft, and a cooling rotary joint extending into the rotating shaft cooling cavity from the end part of the material grinding rotating shaft is arranged on the material grinding box body; lie in grind the material feed inlet with outside the ejection of compact sieve mesh grind the chamber wall in material chamber and be equipped with stationary knife coolant tank outward, stationary knife coolant tank's water inlet with cooling rotary joint's water inlet is connected with the cooling feed water pump, stationary knife coolant tank delivery port with cooling rotary joint's delivery port is connected with the cooling return water tank.

As a preferred technical scheme, a belt conveyor is arranged below the material grinding discharge port on the material grinding frame, the discharge end of the belt conveyor is connected with a first vibration screening machine, the first vibration screening machine is provided with a coarse material outlet and a fine material outlet, a first magnetic separator is arranged at the discharge end of the belt conveyor on the first vibration screening machine, the coarse material outlet is connected with a first screw conveyor, the discharge end of the first screw conveyor is connected with a rubber crusher through a flexible material guide sealing barrel, the discharge end of the rubber crusher is connected with a second screw conveyor, and conveying and cooling devices are respectively arranged on the outer barrels of the first screw conveyor and the second screw conveyor; the discharge end of the second screw conveyor is connected with a second vibrating screening machine, a second magnetic separator is arranged at the discharge end of the second screw conveyor on the second vibrating screening machine, and dust collecting devices are arranged at the discharge port of the rubber crusher and the discharge port of the second screw conveyor; and the discharge end of the second vibrating screen machine is connected with a material collecting device.

As a preferred technical scheme, the second vibrating screening machine comprises a screening rack, a nylon separation screen positioned below the discharge end of the second screw conveyor is arranged on the screening rack, and the second magnetic separator is arranged between the nylon separation screen and the second screw conveyor; a coarse grain vibrating screen, a medium grain vibrating screen and a fine grain guide plate are sequentially arranged on the screening rack below the nylon separating screen, and the mesh number of the nylon separating screen, the coarse grain vibrating screen and the medium grain vibrating screen is sequentially increased; the screening frame is last be equipped with respectively with the coarse grain discharge gate that the discharge end of coarse grain vibrating screen corresponds, with the middlings discharge gate that the discharge end of middlings vibrating screen corresponds and with the fine particle discharge gate that the discharge end of fine particle deflector corresponds, the device that gathers materials include respectively with the coarse grain discharge gate the middlings discharge gate with coarse grain container, middlings container and the fine particle container that gathers materials that the fine particle discharge gate corresponds.

As a preferred technical scheme, an impurity filtering screen is fixedly arranged on the coarse grain vibrating screen, and the mesh number of the impurity filtering screen is the same as that of the coarse grain vibrating screen.

Since the technical scheme is used, the utility model discloses utilize to grind to rub and make rubber in the old and useless conveyer belt peel off gradually, inside steel wire is separated, and rubber is also by preliminary breakage, and the steel wire with by the rubber of grinding send out under leaking through ejection of compact sieve mesh, form the preliminary breakage and the rubber silk separation effect of old and useless conveyer belt piece, rubber and steel wire after the separation can be connected other equipment and handle respectively.

Drawings

The drawings are only intended to illustrate and explain the present invention and do not limit the scope of the invention. Wherein:

fig. 1 is a schematic front sectional structural view of an embodiment of the present invention;

fig. 2 is a schematic top sectional structure view of an embodiment of the present invention, in which the cooling water flow direction is schematically shown by arrows;

fig. 3 is a schematic structural diagram of the overall recycling process according to the embodiment of the present invention.

In the figure: 1-grinding a material rack; 11-grinding the material box; 12-a material grinding cavity; 121-discharging sieve pores; 122-grinding feed inlet; 123-grinding the material protrusion by a fixed cutter; 124-grinding material communicating port; 13-grinding a material outlet; 14-grinding the material rotating shaft; 141-shaft cooling chamber; 15-grinding the moving blade; 151-moving blade grinding material protrusion; 16-cooling the rotary joint; 17-a stationary knife cooling water tank; 2-a belt conveyor; 3-a first vibrating screening machine; 31-a first magnetic separator; 32-coarse material outlet; 33-fines outlet; 4-a first screw conveyor; 41-flexible guide sealing cylinder; 42-transport cooling means; 5-a rubber crusher; 6-a second screw conveyor; 7-a second vibrating screening machine; 71-a screening frame; 72-a second magnetic separator; 73-nylon separation screen; 74-coarse vibrating screen; 75-medium particle vibrating screen; 76-fines deflector; 77-coarse grain discharge port; 78-medium grain discharge port; 79-fine grain discharge port; 8-a material collecting device; 9-dust collecting device.

Detailed Description

The invention is further explained below with reference to the drawings and examples. In the following detailed description, exemplary embodiments of the invention are described by way of illustration only. Needless to say, a person skilled in the art will recognize that the described embodiments can be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and not intended to limit the scope of the claims.

As shown jointly in fig. 1, fig. 2 and fig. 3, old and useless conveyer belt processing apparatus, including grinding material frame 1, it is equipped with grinding box body 11 on grinding material frame 1, it transversely is equipped with the grinding chamber 12 that is cylindrical setting on the grinding box body 11, grind the intracavity and be equipped with the grinding mechanism, the grinding mechanism includes rotate the installation and be located on grinding box body 11 grind the material pivot 14 of grinding in the material chamber 12, of course grind the material pivot 14 with grind the coaxial setting in material chamber 12. Stretch out the one end of grinding material pivot 14 grind the case body 11 and be connected with and grind material drive arrangement, grind material drive arrangement including grinding material driving motor and grinding material drive reduction gear, grind the output of material drive reduction gear with grind material pivot 14 and pass through the coupling joint transmission and connect, these are known common technique, grind material driving motor with grind material drive reduction gear and not shown in the figure.

A plurality of movable grinding cutters 15 are fixedly arranged on the rotary grinding shaft 14 in the circumferential direction, and movable grinding cutter 15 is arranged on the end face, close to the inner wall of the cavity of the grinding cavity 12, of the movable grinding cutter grinding protrusion 151. Be equipped with ejection of compact sieve mesh 121 on the lower part chamber wall in material grinding chamber 12, grind material box 11 and be located ejection of compact sieve mesh 121 below is equipped with grinds material discharge gate 13, be equipped with on the upper portion chamber wall in material grinding chamber 12 and grind material feed inlet 122, this embodiment grind material feed inlet 122 and be setting up grind material chamber 12 upper portion one side. And the inner wall of the grinding cavity 12, which is positioned outside the grinding feed inlet 122 and the discharging sieve holes 121, is provided with a fixed-cutter grinding bulge 123. Initial old and useless conveyer belt piece, its inside rubber and steel wire are closely combined together, work as when the grinding moves the sword 15 and rotates, move sword grinding protruding 151 with stationary knife grinding protruding 123 can form the powerful extrusion grinding to old and useless conveyer belt piece, and rubber can be ground the deformation of rubbing with the hands and divide gradually with the steel wire, in addition stationary knife grinding protruding 123 can play certain hook retardant action, so at the in-process of rubbing with the hands, the steel wire that exposes by under the state that hook grinding protruding 123 is retardant, the rubber that originally combines with it can be by moving sword grinding protruding 151 grinds the rubbing with the hands and takes away, forms to peel off completely, and the rubber after being peeled off is also under extrusion grinding effect, forms preliminary breakage, and the granularity reduces gradually, and steel wire and the micelle that accords with the granularity can follow ejection of compact sieve mesh 121 falls down.

In this embodiment it is equipped with four to grind material pivot 14 last circumference grind material and move sword 15, wherein two grind material move sword 15 with grind 14 axial parallel arrangement of material pivot, two in addition grind material move sword 15 and follow grind 14 axial tilt arrangement of material pivot, parallel arrangement grind material move sword 15 and tilt arrangement grind material move sword 15 and follow grind 14 circumference mutual intervals of material pivot and set up. Arrange in the slope grind the material move the sword 15 and rotate extremely during fixed sword grinds protruding 123 department of material, it moves sword and grinds material protruding 151 and can form gradually to grind the effect of rubbing with the hands of material, can make things convenient for inside rubber to form the separation gradually from steel wire one side, because of the structure that the slope set up in addition, old and useless conveyer belt piece is when being rubbed with the hands by grinding, except can taking place to follow grind the material and move the grinding of sword 15 direction of rotation and rub with the hands the motion, also can take place to follow grind 14 axial grinding hooks of material pivot and rub with the hands the motion, the steel wire is changeed by the hook, and rubber is changeed and is peeled off, can obviously improve the glued. When the moving grinding cutters 15 arranged in parallel rotate to the fixed cutter grinding protrusion 123, the moving cutter grinding protrusion 151 can form comprehensive and synchronous extrusion grinding, large-particle-size rubber is prevented from escaping from the space between two adjacent moving grinding cutters 15, and grinding effects can be remarkably improved. The material grinding moving blades 15 which are arranged in parallel and obliquely mutually assist and cooperate with each other, so that the separation and primary crushing of the rubber filaments can be rapidly completed by the embodiment.

This embodiment be equipped with two on the grinding box 11 grind material chamber 12, two be equipped with respectively in grinding chamber 12 grind material mechanism, two be equipped with on the chamber wall that grinding chamber 12 is close to each other and grind material intercommunication mouth 124, this embodiment signals grind material intercommunication mouth 124 and two grind material feed inlet 122 even as an organic whole, two like this it gathers the material region to form a triangle-shaped between grinding chamber 12, and the back can be sent into both sides at random to old and useless conveyer belt piece grind material chamber 12 and is extrudeed the grinding and rub. Through two the setting of grinding material chamber 12 this embodiment throughput is bigger, and efficiency is higher.

Grind and be equipped with on the box 11 of material and grind material cooling device, grind material cooling device including setting up grind pivot cooling chamber 141 in the material pivot 14, be equipped with on the box 11 of grinding and follow the tip of grinding material pivot 14 stretches into the cooling rotary joint 16 of pivot cooling chamber 141. The cooling rotary joint 16 is a well-known common technology, and in this embodiment, the cooling rotary joint 16 with the water inlet and the water return is schematically adopted, and an outer water inlet for supplying cooling water, an inner water inlet communicated with the outer water inlet, an inner water outlet capable of leading out the cooling water, and an outer water outlet communicated with the inner water outlet are arranged on the cooling rotary joint 16, and the inner water inlet is connected with a rotating shaft cooling water pipe extending into the other end of the rotating shaft cooling cavity 141. Of course, two cooling rotary joints 16 with only one way may be adopted in this embodiment, and the two cooling rotary joints 16 are respectively communicated with two ends of the rotating shaft cooling cavity 141 and are respectively used for water inlet and water return.

Lie in grind material feed inlet 122 with outside ejection of compact sieve mesh 121 grind the chamber wall in material chamber 12 and be equipped with stationary knife cooling water tank 17 outward, stationary knife cooling water tank 17's water inlet with the water inlet of cooling rotary joint 16 is connected with the cooling feed water pump, stationary knife cooling water tank 17 delivery port with the delivery port of cooling rotary joint 16 is connected with the cooling return water tank. The cooling water supply pump and the cooling water return tank are well known in the art and will not be described in detail and are not shown in the figures. This embodiment is through the internal cooling of axle and the outer cooling of chamber wall, can be right move sword and grind protruding 151 of material with it grinds protruding 123 of material to decide the sword and carries out real-time cooling respectively, guarantees to grind the material normal operating.

This embodiment grind and lie in material frame 1 grind and expect that 13 below of discharge gate is equipped with band conveyer 2, the discharge end of band conveyer 2 is connected with first vibration screening machine 3, first vibration screening machine 3 is equipped with coarse fodder export 32 and thin material export 33, lie in on the first vibration screening machine 3 the discharge end department of band conveyer 2 is equipped with first magnet separator 31. First vibratory screening machine 3 is conventional vibratory screening machine, and its structure mainly includes a screen cloth that can vibrate and incline certain angle, through the screen cloth vibration, makes the material that accords with the screen cloth granularity fall down, and the material that does not accord with the screen cloth granularity exports to the minimum along the inclined plane after, and conventional vibratory screening machine naturally has two discharge gates, and one is the fine material export 33 of screening out thinner material, and another is the coarse material export 32 that is used for exporting thicker material for the screen cloth end. The first magnetic separator 31 is used for magnetically separating most of the steel wires.

The coarse material outlet 32 is connected with a first screw conveyor 4, the discharge end of the first screw conveyor 4 is connected with a rubber crusher 5 through a flexible guide sealing cylinder 41, the flexible guide sealing cylinder 41 can ensure effective connection of material conveying, and meanwhile, leakage of dust and materials can be prevented. The discharge end of the rubber crusher 5 is connected with a second screw conveyor 6, the rubber crusher 5 is a common technology, the main structure of the rubber crusher comprises a plurality of rotating movable cutters, a fixed cutter is arranged on a rack, and the rotating process of the movable cutters and the fixed cutter continuously form shearing on rubber to achieve the purpose of crushing. The outer cylinders of the first screw conveyor 4 and the second screw conveyor 6 are respectively provided with a conveying cooling device 42. Through auger delivery, firstly can provide more even feed, secondly the spiral itself has certain crushing effect, can alleviate rubber crusher 5's operating pressure makes the treatment of this embodiment rubber better, in view of crushing effect, also can produce the heat among the auger delivery process, and this embodiment utilizes carry cooling device 42 can guarantee to implement the cooling. The conveying cooling device 42 comprises a conveying cooling sleeve fixedly arranged on the outer barrel, and a conveying cooling water inlet connected with the cooling water supply pump and a conveying cooling water return port connected with the cooling water return tank are arranged on the conveying cooling sleeve.

The discharge end of second screw conveyer 6 is connected with second vibration screening machine 7, lie in on the second vibration screening machine 7 the discharge end department of second screw conveyer 6 is equipped with second magnet separator 72, second magnet separator 72 carries out the separation of magnetism with remaining steel wire. The discharge gate of rubber breaker 5 and the discharge gate department of second screw conveyer 6 is equipped with dust collecting device 9, dust collecting device 9 is used for going out the dust that produces, avoids dust secondary pollution. The dust collecting device 9 comprises a discharge hole of the rubber crusher 5 and a dust hood at the discharge hole of the second screw conveyer 6, and the dust hood is connected with a draught fan and a bag-type dust collector.

And the discharge end of the second vibrating screen machine 7 is connected with a material collecting device 8.

In this embodiment, second vibrating screen machine 7 includes screening frame 71, be equipped with on screening frame 71 and be located the nylon separation screen cloth 73 of the discharge end below of second screw conveyer 6, nylon separation screen cloth 73 with be equipped with between second screw conveyer 6 second magnetic separator 72. Rubber and steel wires are not only arranged in the waste conveying belt, but also a small amount of nylon substances exist, the nylon substances mostly exist in a rope shape, a crushing structure aiming at the rubber is adopted, and the rubber is not easily crushed into a thinner state, so the nylon substances finally form the rope substances with shorter length, and when the nylon substances pass through the nylon separation screen 73, the nylon substances can be blocked and are thoroughly separated from colloidal particles.

The screening frame 71 is provided with a coarse grain vibrating screen 74, a medium grain vibrating screen 75 and a fine grain guide plate 76 in sequence below the nylon separating screen 73, and the mesh number of the nylon separating screen 73, the coarse grain vibrating screen 74 and the medium grain vibrating screen 75 is increased in sequence. The vibration setting of the coarse grain vibration screen 74 and the medium grain vibration screen 75 is the same as that of a conventional vibration screening machine, and is not repeated herein, the coarse grain vibration screen 74 and the medium grain vibration screen 75 are different only in the change of the mesh number, colloidal particles with different particle sizes are respectively arranged on the coarse grain vibration screen 74, the medium grain vibration screen 75 and the fine grain guide plate 76 through layer-by-layer screening, the particle sizes of the colloidal particles are gradually reduced layer by layer as the mesh number is gradually increased from top to bottom, and the fine grain guide plate 76 can adopt a design with a larger inclination angle, and also can adopt a design with a smaller inclination angle and matching with vibration to enable the fine grain colloidal particles on the fine grain guide plate to be conveyed.

Be equipped with respectively on the screening frame 71 with the coarse grain discharge gate 77 that the discharge end of coarse grain vibration screen 74 corresponds, with the middlings discharge gate 78 that the discharge end of middlings vibration screen 75 corresponds and with the fine particle discharge gate 79 that the discharge end of fine particle deflector 76 corresponds, the device 8 that gathers materials include respectively with coarse grain discharge gate 77 the middlings discharge gate 78 with coarse grain container, middlings container and the fine particle container that gathers materials that the fine particle discharge gate 79 corresponds. By screening and collecting different particle sizes, the method can be conveniently applied to different fields. In this embodiment the last fixed impurity filter screen that is equipped with of coarse grain vibration screen 74, impurity filter screen's mesh number with the mesh number of coarse grain vibration screen 74 is the same to be set up nylon separation screen 73 falls the micelle, and inevitable probably has a small amount of nylon cord or jumps and falls the large granule on the coarse grain vibration screen 74, through impurity filter screen carries out the secondary separation, guarantees the essence of material is located to coarse grain discharge gate 77.

The working principle of the overall resource treatment in this embodiment is as follows: the waste conveying belt blocks are ground, rubbed and crushed to form a loose material mixed by large-particle rubber, steel wires, nylon ropes and the like, the loose material is conveyed to the first vibrating screening machine 3 through the belt conveyor 2, the first magnetic separator 31 can carry out magnetic attraction separation on most of the steel wires, and the rest of the steel wires can be screened along with the first vibrating screening machine 3 due to the reasons of colloidal particle accumulation or slight adhesion and the like; the waste conveying belt is ground and crushed, so that a certain amount of materials with smaller particle sizes exist, in the first screening process, colloidal particles which accord with the particle sizes of the screen of the first vibrating screening machine 3 fall down and are output from the fine material outlet 33, repeated crushing is avoided, large-particle rubber which is not screened is mixed with a small amount of steel wires, nylon wire ropes and the like and is sent to the rubber crusher 5 by the first spiral conveyor 4, the rubber crusher 5 can cut the large-particle rubber into fine particles according to the prior art of rubber crushing, the mixture of the cut colloidal particles, the steel wires, the nylon wire ropes and the like is sent to the second vibrating screening machine 7 by the second spiral conveyor 6, and the second magnetic separator 72 can smoothly perform magnetic separation on the residual steel wires due to the fact that the large-particle rubber is crushed and the steel wires can be completely separated and the length of each nylon wire rope is also reduced, the shortened nylon wire rope does not block the colloidal particles, so the colloidal particles can directly fall from the nylon separation screen 73, the nylon wire rope can be separated from the nylon separation screen 73, and the nylon wire rope can be manually removed at variable time according to the amount of the nylon wire rope; the falling colloidal particles can be screened in two layers according to different particle sizes and are divided into coarse particles, medium particles and fine particles which are respectively collected.

In the whole process, the desulfurization regeneration of the rubber is not generated, the chemical pollution is not generated, and the method does not belong to the chemical industry. The fine materials sieved by the first vibrating screen machine 3, the coarse particles, the medium particles and the fine materials sieved by the second vibrating screen machine 7 can be used as a plurality of industries such as rubber bricks, plastic runways, body-building terraces, asphalt modifiers, railway sleepers and the like according to different particle sizes, the material cost of related industries is reduced, and the fine materials sieved by the second vibrating screen machine 7 can also be used as original rubber materials for producing reclaimed rubber.

The basic principles, main features and advantages of the present invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Old and useless conveyer belt processing apparatus is including grinding the material frame, its characterized in that: the material grinding machine is characterized in that a material grinding box body is arranged on the material grinding frame, a material grinding cavity which is arranged in a cylindrical shape is transversely arranged on the material grinding box body, a material grinding mechanism is arranged in the material grinding cavity, the material grinding mechanism comprises a material grinding rotating shaft which is rotatably arranged on the material grinding box body and is positioned in the material grinding cavity, and one end of the material grinding rotating shaft extends out of the material grinding box body and is connected with a material grinding driving device; a plurality of movable grinding cutters are fixedly arranged on the rotary grinding shaft in the circumferential direction, movable cutter grinding protrusions are arranged on the end faces, close to the inner wall of the grinding cavity, of the movable grinding cutters, discharging sieve holes are formed in the lower cavity wall of the grinding cavity, the grinding box body is located below the discharging sieve holes, a grinding material discharge hole is formed in the upper cavity wall of the grinding cavity, a grinding material feed inlet is formed in the upper cavity wall of the grinding cavity, and fixed cutter grinding protrusions are arranged on the inner wall of the grinding cavity, located outside the grinding material feed inlet and the discharging sieve holes; and a material grinding cooling device is arranged on the material grinding box body.

2. The waste conveyor belt treatment apparatus of claim 1, wherein: grind material pivot circumference be equipped with four grind the material and move the sword, wherein two grind the material move the sword with grind material pivot axial parallel arrangement, two in addition grind the material and move the sword edge grind material pivot axial tilt and arrange, parallel arrangement grind the material move the sword and tilt arrangement grind the material and move the sword edge grind material pivot circumference is the interval setting each other.

3. The waste conveyor belt treatment apparatus of claim 1, wherein: the material grinding device is characterized in that two material grinding cavities are arranged on the material grinding box body, two material grinding mechanisms are respectively arranged in the material grinding cavities, and two material grinding communicating openings are formed in the cavity walls, close to the material grinding cavities, of the material grinding cavities.

4. The waste conveyor belt treatment apparatus of claim 1, wherein: the material grinding cooling device comprises a rotating shaft cooling cavity arranged in the material grinding rotating shaft, and a cooling rotary joint extending into the rotating shaft cooling cavity from the end part of the material grinding rotating shaft is arranged on the material grinding box body; lie in grind the material feed inlet with outside the ejection of compact sieve mesh grind the chamber wall in material chamber and be equipped with stationary knife coolant tank outward, stationary knife coolant tank's water inlet with cooling rotary joint's water inlet is connected with the cooling feed water pump, stationary knife coolant tank delivery port with cooling rotary joint's delivery port is connected with the cooling return water tank.

5. The apparatus for processing waste conveyor belts according to any of claims 1 to 4, characterized in that: a belt conveyor is arranged below the material grinding discharge port on the material grinding frame, the discharge end of the belt conveyor is connected with a first vibration screening machine, the first vibration screening machine is provided with a coarse material outlet and a fine material outlet, a first magnetic separator is arranged at the discharge end of the belt conveyor on the first vibration screening machine, the coarse material outlet is connected with a first spiral conveyor, the discharge end of the first spiral conveyor is connected with a rubber crusher through a flexible material guide sealing barrel, the discharge end of the rubber crusher is connected with a second spiral conveyor, and conveying and cooling devices are respectively arranged on the outer barrels of the first spiral conveyor and the second spiral conveyor; the discharge end of the second screw conveyor is connected with a second vibrating screening machine, a second magnetic separator is arranged at the discharge end of the second screw conveyor on the second vibrating screening machine, and dust collecting devices are arranged at the discharge port of the rubber crusher and the discharge port of the second screw conveyor; and the discharge end of the second vibrating screen machine is connected with a material collecting device.

6. The waste conveyor belt treatment apparatus of claim 5, wherein: the second vibration screening machine comprises a screening rack, a nylon separation screen positioned below the discharge end of the second spiral conveyor is arranged on the screening rack, and the second magnetic separator is arranged between the nylon separation screen and the second spiral conveyor; a coarse grain vibrating screen, a medium grain vibrating screen and a fine grain guide plate are sequentially arranged on the screening rack below the nylon separating screen, and the mesh number of the nylon separating screen, the coarse grain vibrating screen and the medium grain vibrating screen is sequentially increased; the screening frame is last be equipped with respectively with the coarse grain discharge gate that the discharge end of coarse grain vibrating screen corresponds, with the middlings discharge gate that the discharge end of middlings vibrating screen corresponds and with the fine particle discharge gate that the discharge end of fine particle deflector corresponds, the device that gathers materials include respectively with the coarse grain discharge gate the middlings discharge gate with coarse grain container, middlings container and the fine particle container that gathers materials that the fine particle discharge gate corresponds.

7. The waste conveyor belt treatment apparatus of claim 6, wherein: impurity filter screen cloth is fixedly arranged on the coarse grain vibrating screen cloth, and the mesh number of the impurity filter screen cloth is the same as that of the coarse grain vibrating screen cloth.