CN111889207B

CN111889207B - High-efficient environmental protection ore processing lines

Info

Publication number: CN111889207B
Application number: CN202010665668.3A
Authority: CN
Inventors: 姚庆成; 刘万军; 袁锡勇; 姚吉旺
Original assignee: Jinan Luping Building Materials Co ltd
Current assignee: Jinan Luping Building Materials Co ltd
Priority date: 2020-07-11
Filing date: 2020-07-11
Publication date: 2021-11-16
Anticipated expiration: 2040-07-11
Also published as: CN111889207A

Abstract

The invention relates to the technical field of ore treatment, and particularly discloses a high-efficiency environment-friendly ore processing production line which comprises a feeding part, a crushing part, a screening part, a finished product bin and a residual material collecting bin; the feeding part comprises a feeding bin, a dust removal device and a material blocking device are arranged in the feeding bin, and a first conveying part is arranged at the bottom of the feeding bin; the crushing part comprises a first crushing device and a second crushing device, and a discharge port of the first crushing device is connected to a feed port of the second crushing device through a second conveying part; the screening part comprises an ore distribution box, and the ore distribution box distributes ore materials to a plurality of vibrating screens; the screening part is characterized in that the screening part comprises a material conveying part, a material conveying part and a material collecting part, wherein the material conveying part is used for conveying materials to the material collecting part through a conveying belt.

Description

High-efficient environmental protection ore processing lines

Technical Field

The invention relates to the technical field of ore processing equipment, in particular to a high-efficiency environment-friendly ore processing production line.

Background

The mining and processing of ore requires a set of production equipment lines, including crushing equipment and screening equipment, such as jaw crushers and vibrating screens.

The jaw crusher motor drives the belt and the belt pulley, the movable jaw moves up and down through the eccentric shaft, and an included angle between the toggle plate and the movable jaw is enlarged when the movable jaw ascends, so that the movable jaw is pushed to approach the fixed jaw, and meanwhile, the materials are crushed or split, and the purpose of crushing is achieved; when the movable jaw moves downwards, the included angle between the toggle plate and the movable jaw is reduced, the movable jaw leaves the fixed jaw under the action of the pull rod and the spring, and at the moment, the crushed materials are discharged from the lower opening of the crushing cavity.

In the related art, for example, a chinese published patent (application No. 201710330766.X, patent name: jaw crusher) includes: a frame; the static jaw assembly is provided with a static jaw crushing surface and is fixedly arranged on the rack; the driving assembly is fixedly arranged on the rack; the movable jaw assembly is provided with a movable jaw crushing surface, is in transmission connection with the driving assembly and reciprocates in a mode of approaching and departing relative to the static jaw assembly under the driving of the driving assembly; the jaw crusher also comprises a buffering energy storage device arranged between the movable jaw assembly and the frame so as to buffer the movable jaw assembly in the stroke direction far away from the static jaw assembly.

However, the above technical solutions still have the following problems: move jaw assembly when being close to quiet jaw assembly, owing to move jaw assembly and diminish to the distance between the quiet jaw assembly, when extrudeing broken material again, the material can receive ascending power, overcomes its self gravity and upwards removes, leads to crushing inefficiency.

Secondly, for whole equipment line, dustproof effect is relatively poor, forms great dust to the ore processing district, has certain environmental pollution's problem

Therefore, in order to solve the above technical problems, there is a need to provide an efficient and environmentally friendly ore processing line.

Disclosure of Invention

To the not enough of prior art existence, the purpose of this application provides a high-efficient environmental protection ore processing production line, can effectively reduce the dust, have certain guard action to the environment, secondly can improve crushing efficiency, improves the efficiency of ore production.

The above object of the present application is achieved by the following technical solutions:

a high-efficiency environment-friendly ore processing production line comprises a feeding part, a crushing part, a screening part, a finished product bin and a residual material collecting bin;

the feeding part comprises a feeding bin, a dust removal device and a material blocking device are arranged in the feeding bin, and a first conveying part is arranged at the bottom of the feeding bin;

the crushing part comprises a first crushing device and a second crushing device, and a discharge port of the first crushing device is connected to a feed port of the second crushing device through a second conveying part;

the screening section includes a manifold that distributes mineral material to a plurality of vibratory screens;

and oversize materials of the screening part are conveyed to a residual material collecting bin through a conveying belt.

By adopting the technical scheme: the feeding part is in the feeding, can carry out water to the dust that the feeding in-process produced and drench the dust removal, be equipped with the striker plate in the feeding storehouse simultaneously, the striker plate passes through the inner wall connection in elastomeric element and feeding storehouse, when carrying out the blanking, because the gravity of ore self, oppression striker plate downwardly rotating, do not influence the unloading of ore, when not carrying out the unloading, the striker plate return, form the effect that a shelters from to the ore in the feeding storehouse, prevent that the ore from splashing, and when the unloading, the striker plate can also play the effect of a buffering to the ore, also further alleviate splashing of ore, reduce the production of dust.

Preferably, the dust collector comprises a water spraying assembly arranged on the upper side of the side wall of the feeding bin, the material blocking device comprises a material blocking plate, the material blocking plate is connected with the inner wall of the feeding bin through an elastic component, the first conveying part comprises a first conveying belt driven by a driving device, and material stirring pieces are arranged on the first conveying belt.

By adopting the technical scheme: through the analysis, the ore splashing can be reduced, the dust is reduced, the stirring sheet can drive the ore to the first crushing device, the ore is prevented from blocking in the feeding bin, the feeding efficiency is improved, and the crushing efficiency is indirectly improved.

Preferably, elastomeric element including setting up the second articulated shaft at feeding storehouse inner wall, the cover is equipped with the torsional spring on the second articulated shaft, the second articulated shaft is connected with the striker plate, still carries out spacing stopper to the second articulated shaft including setting up on feeding storehouse inner wall.

By adopting the technical scheme: the striker plate of being convenient for overturns from top to bottom, and as above analysis, when carrying out the blanking, the ore oppresses the striker plate and rotates downwards, does not influence the unloading, and when not carrying out the unloading, the striker plate return forms a effect of sheltering from to the ore in the feeding storehouse, prevents that the ore from splashing.

Preferably, the first crushing device comprises a jaw crusher and the second crushing device comprises a hammer crusher.

By adopting the technical scheme: the jaw crusher carries out preliminary breakage to the ore, and the hammer crusher further carries out the breakage to the ore.

Preferably, the jaw crusher comprises a crusher body and an extrusion plate group, the extrusion plate group comprises a fixed plate and a movable plate driven by a driving mechanism, the movable plate is inclined relative to the fixed plate, extrusion convex ridges are arranged on the fixed plate and the movable plate respectively, a limiting extrusion block is fixedly connected to the extrusion convex ridges, a material blocking assembly is arranged on the lower side of the limiting extrusion block, the fixed plate is installed at one end of the crusher body, a first motor is installed at the other end of the crusher body, an output wheel belt of the first motor is connected with a belt flywheel arranged on one side of the crusher body, the belt flywheel is connected with a flat flywheel arranged on the other side of the crusher body through an eccentric shaft, a movable plate fixing seat is sleeved on the eccentric shaft, and the movable plate is fixedly installed on the movable plate fixing seat.

By adopting the technical scheme: the rotation through the motor, drive the belt flywheel and rotate, the belt flywheel is connected with the eccentric shaft bearing, the other end of eccentric shaft is flat flywheel, play an inertial effect, the one end of fly leaf fixing base is established to the cover on the eccentric shaft, when the eccentric shaft rotates, drive fly leaf fixing base reciprocating motion, the fly leaf is installed on the fly leaf fixing base, thereby the reciprocating motion of fly leaf has also been realized, mutually support with the fixed plate, realize reciprocating type extrusion material, carry out the breakage to the material, the protruding stupefied setting of extrusion can carry out the breakage of higher intensity to the material, crushing efficiency has been improved to a certain extent, spacing extrusion piece is the installation and spacing that are used for hindering the material subassembly on the one hand, on the other hand, also can carry out the pre-crushing to the bold material that is in upside between fixed plate and the fly leaf, crushing efficiency has been improved.

Preferably, the material stopping component comprises a first hinged shaft arranged on the lower side of the limiting extrusion block, and a material stopping plate is hinged to the first hinged shaft.

By adopting the technical scheme: the material stopping plate is used for stopping the material moved upwards by extrusion, the hinged shaft is used for the material stopping plate to be rotatably connected to the movable plate, and when the movable plate is far away from the fixed plate, the material stopping plate rotates downwards without influencing the downward movement of the material, namely without influencing the feeding.

Preferably, the material blocking plate comprises a material blocking part and a rising plate part, the material blocking part and the rising plate part are welded or integrally formed, and an obtuse angle is formed between the material blocking part and the rising plate part.

By adopting the technical scheme: the main effect that hinders material portion shelters from the material and shifts up, makes the material fully extrude breakage between fixed plate and fly leaf, and the main effect that plays the board is, when the material is about to shift up, at first touches and plays the board, drives whole material stopping plate by playing the board and upwards rotates, until touching spacing extrusion piece, plays the effect that a blockked to the material that shifts up, has further improved the crushing efficiency to the material. Hinder and be the obtuse angle between material portion and the board portion that rises, when the initial stage that the material shifted up, just can touch earlier and play the board portion, be convenient for realize the rotation of whole material blocking plate, until bumping and touching spacing extrusion piece.

Preferably, the lower end of the movable plate fixing seat is connected to the machine body through an adjusting toggle rod.

By adopting the technical scheme: through adjusting the length of adjusting the toggle rod, can realize the bottom opening size of the relative fixed plate in bottom of fly leaf, realize the regulation of particle size after the material is broken.

Preferably, the bottom end of the movable plate fixing seat is connected with the machine body through a pull rod, and a spring is arranged between the pull rod and the machine body.

By adopting the technical scheme: through the pull rod and the spring, when one-time extrusion is completed, the movable plate can return fast, the bottom of the movable plate and the bottom opening of the fixed plate are increased, and extruded materials are separated from the extrusion plate group under the action of gravity.

Preferably, the fixing plate is mounted at one end of the machine body through an adjusting pull rod.

By adopting the technical scheme: through adjusting the pull rod, can adjust the distance of the relative fly leaf of fixed plate, according to the broken demand of difference, adjust different relative distance.

Preferably, the lower parts of the vibrating screens are provided with material distribution plates which are arranged in an inclined mode, the lower ends of the material distribution plates are provided with second conveying parts, each third conveying part comprises a third conveying belt driven by a driving device, the tail ends of the third conveying belts extend to a finished product bin, dust covers are arranged on the outer sides of the third conveying belts, and dust shielding plates are arranged on the upper sides of the finished product bins.

By adopting the technical scheme: divide the flitch slope to set up, the ore after being convenient for sieve falls to divide the flitch on the back, leans on self gravity to glide down on dividing the flitch, and on gliding to the third conveyer belt, the finished product storehouse is carried by the third conveyer belt, and at the in-process of conveying, the dust cover can be shielded the dust that the ore carried on the data send process, avoids the dust to fly upward, when unloading to the finished product storehouse, and the dust board can shelter from the dust, also can reduce the dust and fly upward.

In summary, the invention includes at least one of the following beneficial technical effects:

1. in the feeding process, through the mode that water drenches and sheltering from of striker plate, can reduce the production of dust, when the ejection of compact, the dust cover can cover the dust that the ore carried out the data send in-process, avoids the dust to fly upward, when unloading to the finished product storehouse, and the dust board can shelter from the dust, also can reduce the dust and fly upward, can also improve the feeding simultaneously and crushing efficiency.

2. The protruding stupefied setting of extrusion can carry out the breakage of higher intensity to the material, has improved crushing efficiency to a certain extent, and spacing extrusion piece is the installation and the spacing that are used for hindering the material subassembly on the one hand, and on the other hand also can carry out the breakage in advance to the bold material that is in upside between fixed plate and the fly leaf, hinders the material subassembly and is used for stopping the material that receives the extrusion to shift up, has further improved the crushing efficiency of material.

Drawings

Fig. 1 is a schematic diagram of an overall structural framework of an embodiment of the present application.

Fig. 2 is a schematic structural view of a feeding portion of an embodiment of the present application.

Fig. 3 is a schematic mechanical diagram of a first crushing device according to an embodiment of the present application.

Fig. 4 is a schematic structural view of a compression plate set according to an embodiment of the present application.

The labels in the figure are:

1000. a feed portion; 1100. a feeding bin; 1200. a dust removal device; 1210. a water spraying component; 1300. a material blocking device; 1310. a striker plate; 1320. an elastic member; 1321. a second hinge shaft; 1322. a torsion spring; 1323. a limiting block; 1400. a first conveying section; 1410. a first conveyor belt; 1420. stirring the material sheet; 2000. a crushing section; 2100. a first crushing device; 2110. a body; 2120. a group of extrusion plates; 2121. a fixing plate; 2122. a movable plate; 2123. extruding convex edges; 2124. limiting the extrusion block; 2125. a first motor; 2126. a belt flywheel; 2127. an eccentric shaft; 2128. a movable plate fixing seat; 2130. a material blocking component; 2131. a first hinge shaft; 2132. a material stopping plate; 2133. a material blocking part; 2134. a rising plate portion; 2140. adjusting the toggle rod; 2150. a pull rod; 2160. a spring; 2170. adjusting the pull rod; 2200. a second transfer section; 2210. a second conveyor belt; 2300. a second crushing device; 3000. a screening section; 3100. separating the ore box; 3200. vibrating screen; 3300. a material distributing plate; 3400. a third transfer section; 3410. a third conveyor belt; 3420. a dust cover; 4000. a finished product bin; 4100. a dust shield plate; 5000. and a residual material collecting bin.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example one

Referring to fig. 1, the high-efficiency environment-friendly ore processing production line of the present embodiment includes a feeding portion 1000, a crushing portion 2000, a sieving portion 3000, a finished product bin 4000, and a residue collecting bin 5000;

the feeding part 1000 comprises a feeding bin 1100, a dust removal device 1200 and a material blocking device 1300 are arranged in the feeding bin 1100, and a first conveying part 1400 is arranged at the bottom of the feeding bin 1100; the crushing section 2000 includes a first crushing device 2100 and a second crushing device 2300, a discharge port of the first crushing device 2100 is coupled to a feed port of the second crushing device 2300 by a second transfer section 2200, and the second transfer section 2200 includes a second conveyor 2210 driven by a driving device; in this embodiment, the first crushing device 2100 comprises a jaw crusher and the second crushing device 2300 comprises a hammer crusher, the jaw crusher primarily crushing ore and the hammer crusher further crushing ore. The screen section 3000 includes a hopper 3100, the hopper 3100 distributing a flow of mineral material to a plurality of vibrating screens 3200. Feeding part 1000 is in the feeding, can carry out the water to the dust that the feeding in-process produced and drench the dust removal, be equipped with striker plate 1310 in the feeding storehouse 1100 simultaneously, striker plate 1310 passes through the inner wall connection of elastomeric element 1320 with feeding storehouse 1100, when carrying out the blanking, because the gravity of ore self, oppression striker plate 1310 rotates downwards, do not influence the unloading of ore, when not carrying out the unloading, striker plate 1310 return, form the effect of a sheltering from to the ore in the feeding storehouse 1100, prevent that the ore from splashing, and when the unloading, striker plate 1310 can also play the effect of a buffering to the ore, also further alleviate splashing of ore, reduce the production of dust.

With continued reference to fig. 1, the plurality of vibration sieves 3200 are provided at lower portions thereof with material separating plates 3300, the material separating plates 3300 are disposed obliquely, a lower end of the material separating plates 3300 is provided with a second conveying portion 2200, the third conveying portion 3400 includes a third conveyor belt 3410 driven by a driving device, an end of the third conveyor belt 3410 extends to a finishing bin, an outer side of the third conveyor belt 3410 is provided with a dust cover 3420, and an upper side of the finishing bin is provided with a dust cover 4100. Divide flitch 3300 slope to set up, the ore after being convenient for sieve falls to divide on the flitch 3300 after, lean on self gravity to glide down on branch flitch 3300, glide to third conveyer belt 3410 on, carry the finished product storehouse by third conveyer belt 3410, at the in-process of conveying, dust cover 3420 can cover the dust that the ore carried out the data send in-process, avoid the dust to fly upward, when unloading to the finished product storehouse, it can shelter from the dust to hide dirt board 4100, also can reduce the dust and fly upward.

The oversize from the screen section 3000 is conveyed by a conveyor to a surplus collection bin 5000.

Referring to fig. 2, in order to better remove dust and improve conveying efficiency, the dust removing device 1200 includes a water spraying assembly 1210 disposed on an upper side of a sidewall of the feeding bin 1100, the material blocking device 1300 includes a material blocking plate 1310, the material blocking plate 1310 is connected with an inner wall of the feeding bin 1100 through an elastic member 1320, the first conveying part 1400 includes a first conveying belt 1410 driven by a driving device, and a material pulling piece 1420 is disposed on the first conveying belt 1410. Through the analysis, the ore can be reduced and splashed, the dust is reduced, the material stirring sheet 1420 can drive the ore to the first crushing device 2100, the ore is prevented from blocking in the feeding bin 1100, the feeding efficiency is improved, and the crushing efficiency is indirectly improved.

Referring again to fig. 2, in order to realize the current turning of the striker plate 1310, the elastic member 1320 includes a second hinge axis 1321 disposed on the inner wall of the feeding bin 1100, a torsion spring 1322 is sleeved on the second hinge axis 1321, the second hinge axis 1321 is connected to the striker plate 1310, and a limiting block 1323 disposed on the inner wall of the feeding bin 1100 and limiting the second hinge axis 1321.

Convenient to striker plate 1310 overturns from top to bottom, as above analysis, when carrying out the blanking, ore oppression striker plate 1310 rotates downwards, do not influence the unloading, when not carrying out the unloading, striker plate 1310 return, form a effect of sheltering from to the ore in feeding storehouse 1100, prevent that the ore from splashing, stopper 1323 carries on spacingly to striker plate 1310, for example in this embodiment, when striker plate 1310 overturns to the highest height, parallel with stopper 1323, also be the biggest flip angle of striker plate 1310 for reaching horizontal position, can play the effect that blocks to the ore by furthest, prevent that it from splashing.

Referring to fig. 3, in order to improve the primary crushing efficiency of ore, the jaw crusher includes a body 2110 and a pressing plate set 2120, the pressing plate set 2120 includes a fixed plate 2121 and a movable plate 2122 driven by a driving mechanism, the movable plate 2122 is inclined with respect to the fixed plate 2121, pressing protruding ridges 2123 are respectively disposed on the fixed plate 2121 and the movable plate 2122, a limiting pressing block 2124 is fixedly connected to the pressing protruding ridges 2123, a material blocking assembly 2130 is disposed on the lower side of the limiting pressing block 2124, the fixed plate 2121 is mounted at one end of the body 2110, a first motor 2125 is mounted at the other end of the body 2110, an output wheel belt of the first motor 2125 is connected to a belt flywheel 2126 disposed at one side of the body 2110, the belt flywheel 2126 is connected to a flat flywheel disposed at the other side of the body 2110 through an eccentric shaft 2127, a movable plate fixing seat 2128 is sleeved on the eccentric shaft 2127, and the movable plate fixing seat 2122 is fixedly mounted on the movable plate fixing seat 2128.

The rotation of the motor drives the belt flywheel 2126 to rotate, the belt flywheel 2126 is in bearing connection with the eccentric shaft 2127, the other end of the eccentric shaft 2127 is a flat flywheel which plays a role of inertia, one end of the movable plate fixing seat 2128 is sleeved on the eccentric shaft 2127, when the eccentric shaft 2127 rotates, the movable plate fixing seat 2128 is driven to reciprocate, the movable plate 2122 is mounted on the movable plate fixing seat 2128, thereby realizing the reciprocating motion of the movable plate 2122, and the mutual cooperation with the fixed plate 2121, realizing the reciprocating extrusion of the material, carry out the breakage to the material, the setting of extrusion protruding stupefied 2123 can carry out the breakage of higher intensity to the material, has improved crushing efficiency to a certain extent, and spacing extrusion piece 2124 is the installation and spacing that are used for hindering material subassembly 2130 on the one hand, and on the other hand also can be to being in the bold material of upside between fixed plate 2121 and the fly leaf 2122 and carry out the breakage in advance, has improved crushing efficiency.

To adjust the movable plate 2122 and the fixed plate 2121, the lower end of the movable plate fixing base 2128 is connected to the body 2110 through an adjusting toggle link 2140. By adjusting the length of the adjusting toggle rod 2140, the size of the bottom opening of the movable plate 2122 relative to the bottom opening of the fixed plate 2121 can be adjusted, and the size of the particles after the material is crushed can be adjusted.

The bottom end of the movable plate fixing seat 2128 is connected with the machine body 2110 through a pull rod 2150, and a spring 2160 is arranged between the pull rod 2150 and the machine body 2110. Through the rod 2150 and the spring 2160, the movable plate 2122 can return quickly after one-time extrusion is completed, and the bottom openings of the movable plate 2122 and the fixed plate 2121 are enlarged, so that the extruded material is separated from the extrusion plate group 2120 under the action of gravity. The fixing plate 2121 is mounted to one end of the body 2110 by an adjusting pull rod 2170. By adjusting the pull rod 2170, the distance of the fixed plate 2121 relative to the movable plate 2122 can be adjusted, and different relative distances can be adjusted according to different crushing requirements.

Referring to fig. 4, the material stopping assembly 2130 includes a first hinge shaft 2131 disposed at a lower side of the limiting extrusion block 2124, and a material stopping plate 2132 is hinged to the first hinge shaft 2131. The stopping plate 2132 is used for stopping the material which is extruded to move upwards, the hinged shaft is used for the stopping plate 2132 to be rotatably connected to the movable plate 2122, and when the movable plate 2122 is far away from the fixed plate 2121, the stopping plate 2132 rotates downwards, so that the downward movement of the material is not influenced, namely the feeding is not influenced. The material blocking plate 2132 comprises a material blocking part 2133 and a raised plate part 2134, wherein the material blocking part 2133 and the raised plate part 2134 are welded or integrally formed, and an obtuse angle is formed between the material blocking part 2133 and the raised plate part 2134. The main function of the material blocking portion 2133 is to block the material from moving upwards, so that the material is sufficiently extruded and crushed between the fixed plate 2121 and the movable plate 2122, and the main function of the plate portion 2134 is to firstly touch the plate portion 2134 when the material is to move upwards, and the plate portion 2134 drives the whole material blocking plate 2132 to rotate upwards until the material touches the limiting and pressing block 2124, so that the effect of blocking the material moving upwards is achieved, and the crushing efficiency of the material is further improved. An obtuse angle is formed between the material blocking portion 2133 and the lifting plate portion 2134, when the material moves upwards in the initial stage, the lifting plate portion 2134 can be touched, so that the rotation of the whole material blocking plate 2132 can be achieved conveniently until the material blocking plate touches the limiting extrusion block 2124.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention should be covered within the protection scope of the present application.

Claims

1. A high-efficiency environment-friendly ore processing production line is characterized by comprising a feeding part (1000), a crushing part (2000), a screening part (3000), a finished product bin (4000) and a residual material collecting bin (5000);

the feeding part (1000) comprises a feeding bin (1100), a dust removal device (1200) and a material blocking device (1300) are arranged in the feeding bin (1100), and a first conveying part (1400) is arranged at the bottom of the feeding bin (1100);

the crushing section (2000) comprises a first crushing device (2100) and a second crushing device (2300), and a discharge port of the first crushing device (2100) is connected to a feed port of the second crushing device (2300) through a second transfer section (2200);

the screening section (3000) comprises a hopper (3100), the hopper (3100) distributing a flow of mineral material to a plurality of vibrating screens (3200);

oversize materials of the screening part (3000) are conveyed to a residual material collecting bin (5000) through a conveying belt;

said first crushing device (2100) comprises a jaw crusher and said second crushing device (2300) comprises a hammer crusher;

the jaw crusher comprises a machine body (2110) and a squeezing plate group (2120), wherein the squeezing plate group (2120) comprises a fixed plate (2121) and a movable plate (2122) driven by a driving mechanism, the movable plate (2122) inclines relative to the fixed plate (2121), squeezing convex ribs (2123) are arranged on the fixed plate (2121) and the movable plate (2122), a limiting squeezing block (2124) is fixedly connected onto the squeezing convex ribs (2123), a material blocking assembly (2130) is arranged on the lower side of the limiting squeezing block (2124), the fixed plate (2121) is installed at one end of the machine body (2110), a first motor (2125) is installed at the other end of the machine body (2110), an output wheel belt of the first motor (2125) is connected with a belt flywheel (2126) arranged on one side of the machine body (2110), the belt flywheel (2126) is connected with a flat flywheel arranged on the other side of the machine body (2110) through an eccentric shaft (2127), a movable plate fixing seat (2128) is sleeved on the eccentric shaft (2127), and a movable plate (2122) is fixedly mounted on the movable plate fixing seat (2128);

the material stopping assembly (2130) comprises a first hinged shaft (2131) arranged on the lower side of the limiting extrusion block (2124), and a material stopping plate (2132) is hinged to the first hinged shaft (2131);

the material blocking plate (2132) comprises a material blocking part (2133) and a raised plate part (2134), the material blocking part (2133) and the raised plate part (2134) are welded or integrally formed, and an obtuse angle is formed between the material blocking part (2133) and the raised plate part (2134).

2. The high-efficiency environment-friendly ore processing production line as claimed in claim 1, wherein the dust removing device (1200) comprises a water spraying assembly (1210) arranged on the upper side of the side wall of the feeding bin (1100), the material blocking device (1300) comprises a material blocking plate (1310), the material blocking plate (1310) is connected with the inner wall of the feeding bin (1100) through an elastic component (1320), the first conveying part (1400) comprises a first conveying belt (1410) driven by a driving device, and a material stirring sheet (1420) is arranged on the first conveying belt (1410).

3. The efficient and environment-friendly ore processing production line as claimed in claim 2, wherein the elastic member (1320) comprises a second hinge shaft (1321) arranged on the inner wall of the feeding bin (1100), the second hinge shaft (1321) is sleeved with a torsion spring (1322), the second hinge shaft (1321) is connected with the striker plate (1310), and the efficient and environment-friendly ore processing production line further comprises a limiting block (1323) arranged on the inner wall of the feeding bin (1100) and used for limiting the second hinge shaft (1321).

4. The line of claim 1, wherein the lower end of the fixed plate (2128) is connected to the machine body (2110) via an adjusting toggle rod (2140).

5. The line of claim 1, wherein the bottom end of the fixed plate (2128) is connected to the machine body (2110) through a pull rod (2150), a spring (2160) is disposed between the pull rod (2150) and the machine body (2110), and the fixed plate (2121) is mounted to one end of the machine body (2110) through an adjusting pull rod (2170).

6. The efficient and environment-friendly ore processing production line as claimed in claim 1, wherein the lower parts of the vibrating screens (3200) are provided with material separating plates (3300), the material separating plates (3300) are arranged obliquely, the lower ends of the material separating plates (3300) are provided with third conveying parts (3400), the third conveying parts (3400) comprise third conveying belts (3410) driven by a driving device, the tail ends of the third conveying belts (3410) extend to a finished product bin, dust covers (3420) are arranged on the outer sides of the third conveying belts (3410), and the upper sides of the finished product bin are provided with dust shielding plates (4100).