CN113198730A

CN113198730A - Impact-resistant and pressure-resistant material processing device and processing method thereof

Info

Publication number: CN113198730A
Application number: CN202110426825.XA
Authority: CN
Inventors: 曹长征; 魏双燕; 孟海山; 荆伟伟
Original assignee: Zhejiang Lizheng Construction Co ltd
Current assignee: Zhejiang Lizheng Construction Co ltd
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-08-03

Abstract

The invention discloses an impact-resistant and pressure-resistant material processing device and a processing method thereof. According to the processing device, the material loading part and the pulley block are arranged, so that the pressure of the material during material loading of the material loading part is converted into the potential energy of the lifting block, the energy loss of the control part in the material loading process is reduced, the cost is saved, the low-density material in the material sieving process is collected by the low-density material collecting device, the purity of the required material can be improved, the low-density material can be recycled, the low-density material is fully utilized, and the extra benefit is increased.

Description

Impact-resistant and pressure-resistant material processing device and processing method thereof

Technical Field

The invention relates to a material processing device, in particular to an impact-resistant and pressure-resistant material processing device and a processing method thereof.

Background

In road construction, a mixed layer of broken stone and soil is required to be laid at the bottommost layer as a base layer, mixed slurry of lime and aggregate can be produced in a prefabrication base in advance through the process, the mixed slurry is transported to a construction site through a transport vehicle to be directly laid, the laying time of the base layer is greatly saved, the strength of the base layer laid by the process is greatly higher than that of a traditional broken stone base layer, and the service life of the base layer can be prolonged to 10-15 years.

The traditional material treatment process flow comprises the following steps: the device consists of four parts of uniform feeding, screening and crushing, material mixing and dry mixing, automatic loading and the like.

A uniform feeding part: the materials enter a ZSW600x130 vibrating feeder through a large material bin, the blocky, granular and powdery materials can be uniformly, continuously or quantitatively fed into a belt conveyor below the large material bin or a hopper through the vibrating feeder, and an RCY-120 iron remover is configured before the materials are fed into a vibrating screen by the conveyor to suck out iron blocks in the materials so as to ensure the stable operation of rear screening and crushing equipment.

Secondly, screening and crushing: the material is sent into screening equipment 3YK3070 shale shaker by band conveyer in, through the screen cloth of different apertures with the material of suitable size direct screening come out send in next link, will need broken material once more, after screening out through the shale shaker screen cloth, directly get into below PC1416 square chest and brokenly and carry out crushing treatment, make the material satisfy next link operation requirement, the material that the breakage was accomplished, from broken below discharge of PC1416 square chest, the band conveyer of broken below of square chest evenly continuously carries to next partial flow in.

Thirdly, preparing a dry mixing part: the crushed materials are firstly sent into a buffer bin of the flow part through a conveyor to reduce the falling impact strength of the materials, then the materials are evenly and continuously sent into a metering conveyor below the buffer bin through a GZD200x120 vibrating feeder below the buffer bin, when the metering conveyor bears the materials and passes through the lower part of a lime proportioning bin at a constant speed, lime in the lime bin is mixed with the materials on the metering conveyor below the lime proportioning bin through a spiral metering scale and then sent into a drying and stirring device, the stirring device has a stirring function on the basis of a dryer, and the dryer supplies energy through biomass particles.

Fourthly, an automatic loading part: and conveying the finished product materials from the dryer into a rear material loading vehicle at a constant speed through a belt conveyor to finish automatic loading.

Traditional processing apparatus can not sieve the impurity such as the great and grit that is equivalent to required material size of density at the in-process of material screening with suitable size, can not sieve the less and fragile impurity of density, the great impurity of grit isopycnic can not sieve the life who influences the shale shaker before the breakage, can not reject to the less and fragile impurity of density, will carry out the broken in-process along with required material together at the shale shaker to lime and break, influence the purity of required material, the belt conveyor power consumption of taking in traditional processing apparatus's the batcher is great, and the cost is higher.

Disclosure of Invention

The invention aims to provide an impact-resistant and pressure-resistant material processing device and a processing method thereof.

The purpose of the invention can be realized by the following technical scheme:

the utility model provides a shock resistance, withstand voltage type material processing apparatus, processing apparatus includes the support, slope on the support and be equipped with sieve mesh size adjustable sieve material device, the slip is equipped with low density material collection device on the support, is fixed with the drive arrangement who is used for controlling sieve material device and sieve material device operation on the support, and one side of support is fixed with loading attachment.

The feeding device comprises a feeding support, a feeding part is arranged on the feeding support in a sliding mode, potential energy storage devices which are symmetrically distributed are arranged on the feeding support, the potential energy storage devices are connected with the feeding part through symmetrically distributed pulley blocks, potential energy is stored in the potential energy storage devices in the feeding process, and a control part used for controlling the feeding part to ascend is arranged below the potential energy storage devices.

Further, the screening device comprises a first screen and a second screen, the second screen is superposed above the first screen, the second screen is connected with the first screen in a sliding mode, the screen holes of the first screen and the second screen are all in a diamond shape, one end, far away from the discharge port, of the first screen is provided with a low-density material collecting hole, and positions, close to the discharge port, of the first screen and the second screen are provided with gravel collecting holes.

One side that the grit on the second screen cloth was collected the hole and is close to the discharge gate is equipped with the baffle, and the both ends of first screen cloth all are equipped with the pivot, are fixed with the rocker in keeping away from the pivot of discharge gate one side, are fixed with first motor on the second screen cloth, are connected with first screw rod on the output shaft of first motor, threaded connection between first screw rod and the first screen cloth.

Further, low density material collection device is including being located gliding first slider on the support, and the below of first slider is rotated and is equipped with the rake, and the top of low density material collection hole is equipped with the pin of symmetric distribution, and the pin is fixed on the support, and when the rake slides to low density material collection hole top, the rake upset under the effect of pin, the low density material that the rake was grabbed pours through low density material collection hole.

Furthermore, a low-density material processing device is fixed below the support and is located below the low-density material collecting hole, and the low-density material processing device is driven by a driving device.

Furthermore, the driving device comprises a second motor fixed on the support, a second screw is fixed on an output shaft of the second motor, a first gear is fixed at one end, far away from the second motor, of the second screw, a second gear is fixed on the first gear, a third gear is arranged above the first gear, and the third gear is located on the support and rotates.

A first gear synchronous belt is connected between the third gear and the first gear, a connecting rod is vertically arranged on the third gear, a fourth sliding piece is rotatably arranged on the connecting rod and is connected with a rocker in a sliding mode, a fourth gear is fixed on a rotating shaft of the low-density material processing device, and a second gear synchronous belt is connected between the fourth gear and the second gear.

Further, the feeding support comprises a U-shaped supporting plate, the U-shaped supporting plate is fixed on the support, symmetrically distributed connecting plates are arranged between the U-shaped supporting plates, a through hole is formed in a bottom plate of the U-shaped supporting plate, and symmetrically distributed limiting plates are fixed on the connecting plates.

One side of the feeding support close to the support is provided with a feeding groove, the feeding groove is fixed above the connecting plate, a first sliding rail and a second sliding rail which are distributed in parallel are arranged between the limiting plates, the length of the second sliding rail is shorter than that of the first sliding rail, and the first sliding rail is located on one side, away from the feeding groove, of the second sliding rail.

Further, the material loading part comprises a material loading barrel, the material loading barrel is located between the limiting plates, a control cover used for sealing a material loading barrel material loading opening is arranged on one side, close to the support, of the material loading barrel in a rotating mode, a first connecting piece is arranged below the material loading barrel in a sliding and rotating mode, a first sliding block is arranged on one side, far away from the control cover, of the first connecting piece, and the first sliding block is located below the material loading barrel in a sliding mode.

The first sliding block is rotatably provided with a second connecting piece, the first connecting piece is located on a second sliding rail and slides, the second connecting piece is located on a first sliding rail and slides, first cylinders which are symmetrically distributed are fixed below the feeding barrel, one end of an output shaft of each first cylinder is provided with a limiting ring, clamping blocks which are symmetrically distributed are fixed below the feeding barrel, and the clamping blocks are located in the limiting rings.

Go up the storage bucket and slide and be equipped with support piece, support piece is fixed with the connecting rod of symmetric distribution including setting up the backup pad in going up the storage bucket below of backup pad, and the cover is equipped with the elastic component on the connecting rod, and the staving of going up the storage bucket is run through to the below of connecting rod.

Furthermore, the potential energy storage device comprises lifting blocks distributed in an array mode, and soft ropes are connected between the lifting blocks.

The assembly pulley includes fixed pulley, movable pulley and stay cord, and the fixed pulley setting is in the top of connecting plate, and the movable pulley setting is in the below of connecting rod, and the one end of stay cord is fixed on the piece that rises that draws that is located the top, and another is walked around fixed pulley and movable pulley and is fixed in the top of connecting plate, and the stay cord of movable pulley both sides all passes from the spacing intra-annular.

Further, the control piece is including fixing the tray at U type backup pad inner wall, and the below of tray is rotated and is equipped with the winding drum, and one side of tray is fixed with the second cylinder, rotates on the second cylinder and is equipped with the fastener, rotates on the tray and is equipped with and rotates the piece, sliding connection between fastener and the rotation piece, promotes through the second cylinder that the fastener is located and rotates and slide on the piece, realizes the block to the winding drum.

And a third motor is fixed on the tray, a fifth gear meshed with the rotating part is fixed on an output shaft of the third motor, and a rope output end wound on the winding drum penetrates through the tray and the pulling block to be fixed on the pulling block positioned at the top.

A processing method for processing materials by an impact-resistant and pressure-resistant material processing device comprises the following steps:

s1: adjusting mesh size

The first motor is started, the first screw connected to the output shaft of the first motor rotates to drive the second screen to slide on the first screen, the coincident part of rhombic meshes on the first screen and the second screen is the size of the meshes of the screening device, and the size of the meshes of the screening device is determined according to the size of particles of required materials.

S2: feeding material

Adding material raw materials into the upper charging bucket, wherein in the adding process, under the action of the pressure of the material raw materials, the supporting piece slides downwards to drive the movable pulley to move downwards, the movable pulley is driven to lift the pulling blocks one by one, the lifting height of the pulling block positioned at the top is 2 times of the descending height of the movable pulley, and after the upper charging bucket is filled with the material, the output shaft of the first air cylinder contracts to clamp the rope in the limiting ring tightly.

And starting the second cylinder, pushing the clamping piece to move to be clamped on the winding drum, starting the third motor to wind the rope on the winding drum, pulling the pulling and lifting blocks to move downwards, so that the pulling and lifting blocks are stacked on the tray one by one, and the upward rising height of the feeding drum is equal to the descending height of the pulling and lifting blocks.

When the first connecting piece slides to the top end of the second sliding rail, the feeding barrel inclines to one side close to the support, the cover is separated from the limiting plate and rotates downwards, the discharge port of the feeding barrel is opened, material raw materials are poured into the screening device to be processed, after pouring is completed, the output shaft of the first air cylinder extends, the rope in the limiting ring is released, and the feeding piece returns to the initial state.

S3: material screening

Starting a driving device to control the material screening device to swing, and simultaneously controlling a low-density material collecting device to move in the material screening device and used for raking off low-density materials doped in the materials, when the low-density materials move to the position above a low-density material collecting hole, the rake is overturned under the action of a stop lever, and the low-density materials grabbed by the rake are poured into a low-density material processing device through the low-density material collecting hole to be processed;

the material among the sieve material device slides to the discharge gate under the effect of gravity, and gliding in-process sieves through the sieve mesh to the material of granule undersize, can sink in the below of required material at the in-process of sieve material to the great and great debris of density of granule, and the in-process of ejection of compact receives blockking of baffle, can not flow from the discharge gate.

S4: weight collection

After the sieve material was accomplished, start first motor, adjust the grit on the second screen cloth and collect the hole coincidence with the grit collection hole that first screen cloth made on the grit collection hole on making of second screen cloth, the debris that the baffle blocked fall from the grit collection hole.

The invention has the beneficial effects that:

1. according to the processing device, the feeding part and the pulley block are arranged, so that the pressure of the material during feeding of the feeding part is converted into the potential energy of the pulling block, the energy loss of the control part in the feeding process is reduced, and the cost is saved;

2. according to the processing device, the low-density material collecting device is arranged to collect the low-density materials in the material screening process, so that the purity of the required materials can be improved, impurities with high density, such as sand and stones, can be screened out, the loss degree of machinery in the crushing process is reduced, and the service life of the machinery is prolonged.

Drawings

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

FIG. 1 is a schematic view of the structure of a processing apparatus according to the present invention;

FIG. 2 is a schematic view of the structure of the processing apparatus of the present invention;

FIG. 3 is a schematic view of the screening device of the present invention;

FIG. 4 is a schematic view of the structure of the loading frame of the present invention;

FIG. 5 is a schematic view of the structure of the loading part of the present invention;

FIG. 6 is a schematic cross-sectional view of the loading member of the present invention;

FIG. 7 is a schematic view of the control member of the present invention;

FIG. 8 is a schematic view showing the structure of a feeding section of a conventional processing apparatus;

FIG. 9 is a schematic view showing a crushing portion of a conventional treating apparatus;

FIG. 10 is a schematic view showing the structure of a compounding dry blending part of a conventional processing apparatus;

FIG. 11 is a schematic view showing the structure of an automatic loading part of a conventional processing apparatus;

fig. 12 is a schematic view of a dryer structure of a conventional treating apparatus.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be 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 utility model provides a shock resistance, withstand voltage type material processing apparatus, processing apparatus include support 1, as shown in fig. 1, fig. 2, slope on support 1 is equipped with sieve mesh size adjustable sieve material device 2, and the slip is equipped with low density material collection device 3 on support 1, is fixed with on support 1 to be used for controlling sieve material device 3 and sieve material device 3 drive arrangement 5 of operation, and one side of support 1 is fixed with loading attachment 6.

The screening device 2 comprises a first screen 21 and a second screen 22, as shown in fig. 3, the second screen 22 is stacked above the first screen 21, the second screen 22 is slidably connected with the first screen 21, the screen holes of the first screen 21 and the second screen 22 are both diamond-shaped, one end of the first screen 21, which is far away from the discharge hole, is provided with a low-density material collecting hole 23, and the positions of the first screen 21 and the second screen 22, which are close to the discharge hole, are both provided with sand collecting holes 24.

One side that the grit collecting hole 24 on the second screen cloth 22 is close to the discharge gate is equipped with baffle 25, and the both ends of first screen cloth 21 all are equipped with pivot 26, are fixed with rocker 27 on the pivot 26 of keeping away from discharge gate one side, are fixed with first motor 28 on the second screen cloth 22, are connected with first screw rod 29 on the output shaft of first motor 28, threaded connection between first screw rod 29 and the first screen cloth 21.

Low density material collection device 3 is including being located gliding first slider 31 on support 1, and the below of first slider 31 is rotated and is equipped with the rake 32, and the top of low density material collecting hole 23 is equipped with symmetric distribution's pin 33, and pin 33 is fixed on support 1, and when the rake 32 slides to low density material collecting hole 23 top, rake 32 upset is hugged under the effect of pin 33, and the low density material that the rake 32 was grabbed pours out through low density material collecting hole 23.

A low-density material processing device 4 is fixed below the support 1, the low-density material processing device 4 is located below the low-density material collecting hole 23, and the low-density material processing device 4 is driven by a driving device 5.

The driving device 5 comprises a second motor 51 fixed on the bracket 1, a second screw 52 is fixed on an output shaft of the second motor 51, a first gear 53 is fixed on one end of the second screw 52 far away from the second motor 51, a second gear 58 is fixed on the first gear 53, a third gear 54 is arranged above the first gear 53, and the third gear 54 is positioned on the bracket 1 to rotate.

A first gear synchronous belt 55 is connected between the third gear 54 and the first gear 53, a connecting rod 56 is vertically arranged on the third gear 54, a fourth sliding part 57 is rotatably arranged on the connecting rod 56, the fourth sliding part 57 is slidably connected with the rocker 27, a fourth gear 59 is fixed on a rotating shaft of the low-density material processing device 4, and a second gear synchronous belt 510 is connected between the fourth gear 59 and the second gear 58.

The feeding device 6 comprises a feeding support 61, a feeding part 62 is arranged on the feeding support 61 in a sliding mode, potential energy storage devices 63 which are symmetrically distributed are arranged on the feeding support 61, the potential energy storage devices 63 are connected with the feeding part 62 through symmetrically distributed pulley blocks 64, potential energy is stored in the potential energy storage devices 63 in the feeding process, and a control part 65 used for controlling the feeding part 62 to ascend is arranged below the potential energy storage devices 63.

The feeding support 61 includes U-shaped support plates 611, as shown in fig. 4, the U-shaped support plates 611 are fixed on the support 1, connection plates 612 are symmetrically arranged between the U-shaped support plates 611, through holes 614 are arranged on a bottom plate of the U-shaped support plates 611, and limit plates 613 are symmetrically arranged on the connection plates 612.

One side of the feeding support 61 close to the support 1 is provided with a feeding trough 617, the feeding trough 617 is fixed above the connecting plate 612, a first slide rail 615 and a second slide rail 616 which are distributed in parallel are arranged between the limiting plates 613, the length of the second slide rail 616 is shorter than that of the first slide rail 615, and the first slide rail 615 is located on one side of the second slide rail 616 far away from the feeding trough 617.

The feeding part 62 comprises a feeding barrel 621, as shown in fig. 5 and 6, the feeding barrel 621 is located between the limiting plates 613, one side of the feeding barrel 621 close to the support 1 is rotatably provided with a control cover 622 for closing a feeding hole of the feeding barrel 621, a first connecting part 623 is arranged below the feeding barrel 621 in a sliding and rotating manner, one side of the first connecting part 623 far away from the control cover 622 is provided with a first sliding block, and the first sliding block is located below the feeding barrel 621 in a sliding manner.

The first slider is rotatably provided with a second connecting piece 624, the first connecting piece 623 is positioned on the second slide rail 616 and slides, the second connecting piece 624 is positioned on the first slide rail 615 and slides, first cylinders 625 which are symmetrically distributed are fixed below the feeding barrel 621, an output shaft of each first cylinder 625 is provided with a limit ring 626, and clamping blocks which are symmetrically distributed are fixed below the feeding barrel 621 and are positioned in the limit rings 626.

Go up the storage bucket 621 and slide and be equipped with support piece 627, support piece 627 is including setting up the backup pad 6271 in the storage bucket 621, and the below of backup pad 6271 is fixed with symmetrical distribution's connecting rod 6272, and the cover is equipped with elastic component 6273 on connecting rod 6272, and the staving of storage bucket 621 runs through in the below of connecting rod 6272.

The potential energy storage device 63 comprises lifting blocks 631 distributed in an array, and a soft rope 632 is connected between the lifting blocks 631.

The pulley block 64 includes a fixed pulley 641, a movable pulley 642 and a pulling rope 643, the fixed pulley 641 is disposed above the connecting plate 612, the movable pulley 642 is disposed below the connecting rod 6272, one end of the pulling rope 643 is fixed on the pulling block 631 located at the uppermost position, the other pulling rope 643 is fixed above the connecting plate 612 by passing around the fixed pulley 641 and the movable pulley 642, and the pulling ropes 643 at both sides of the movable pulley 642 pass through the limiting ring 626.

The control member 65 includes a tray 651 fixed on the inner wall of the U-shaped supporting plate 611, as shown in fig. 7, a winding drum 652 is rotatably disposed below the tray 651, a second cylinder 653 is fixed on one side of the tray 651, a locking member 654 is rotatably disposed on the second cylinder 653, a rotating member 655 is rotatably disposed on the tray 651, the locking member 654 and the rotating member 655 are slidably connected, and the second cylinder 653 pushes the locking member 654 to slide on the rotating member 655, so as to lock the winding drum 652.

A third motor 656 is fixed on the tray 651, a fifth gear 657 engaged with the rotating member 655 is fixed on an output shaft of the third motor 656, and a rope output end wound on the winding drum 652 is fixed on the uppermost pulling-up block 631 by passing through the tray 65 and the pulling-up block 631.

s1: adjusting mesh size

The first motor 28 is started, the first screw 29 connected to the output shaft of the first motor 28 rotates to drive the second screen 22 to slide on the first screen 21, the overlapping part of the diamond-shaped meshes of the first screen 21 and the second screen 22 is the size of the meshes of the material sieving device 2, and the size of the meshes of the material sieving device 2 is determined according to the size of particles of required materials.

S2: feeding material

The material raw materials are added into the upper charging bucket 621, in the adding process, under the action of the pressure of the material raw materials, the supporting piece 627 slides downwards to drive the movable pulley 642 to move downwards, the pulling-up blocks 631 are driven to rise one by one, the rising height of the pulling-up block 631 positioned at the top is 2 times of the falling height of the movable pulley 642, and after the upper charging bucket 621 is filled with the materials, the output shaft of the first air cylinder 625 contracts to clamp the ropes in the limiting ring 626.

The second cylinder 653 is started to push the engaging member 654 to move to engage with the winding drum 652, the third motor 656 is started to wind the rope on the winding drum 652, the pulling and lifting blocks 631 move downwards, so that the pulling and lifting blocks 631 are stacked on the tray 651 one by one, and the upward rising height of the charging bucket 621 is equal to the descending height of the pulling and lifting blocks 631.

When the first connecting member 623 slides to the top end of the second sliding rail 616, the feeding barrel 621 inclines towards one side close to the support 1, the cover 622 is separated from the limiting plate 613, the downward rotation is performed, the discharge hole of the feeding barrel 621 is opened, the material raw material is poured into the screening device 2 for processing, after the pouring is completed, the output shaft of the first cylinder 625 extends, the rope in the limiting ring 626 is released, and the feeding member 62 returns to the initial state.

S3: material screening

Start 5 control sieve material device 2 swings of drive arrangement, and control low density material collection device 3 is located sieve material device 2 and removes simultaneously for hug the low density material of removing adulteration in the material, when removing to low density material collecting hole 23 top, hug the upset of harrow 32 under the effect of pin 33, the low density material of hugging the harrow 32 and grabbing pours out to low density material processing apparatus 4 through low density material collecting hole 23 and handles.

The material in the sieve material device 2 slides to the discharge gate under the effect of gravity, and gliding in-process sieves through the sieve mesh to the material of granule undersize, can sink in the below of required material at the in-process of sieve material to the great grit of granule and the great grit of density, clod and so on, and the in-process of ejection of compact receives blockking of baffle 25, can not flow from the discharge gate.

S4: weight collection

After the sieve material is accomplished, start first motor 28, adjust second screen cloth 22 and make the grit on the second screen cloth 22 collect the hole 24 with the grit on the first screen cloth 21 collection hole 24 coincidence, the grit that baffle 25 stopped, clod etc. fall from grit collection hole 24.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.

Claims

1. A shock-resistant and pressure-resistant material processing device comprises a support (1), and is characterized in that a screening device (2) with adjustable screen mesh size is obliquely arranged on the support (1), a low-density material collecting device (3) is slidably arranged on the support (1), a driving device (5) for controlling the screening device (3) and the screening device (3) to operate is fixed on the support (1), and a feeding device (6) is fixed on one side of the support (1);

the feeding device (6) comprises a feeding support (61), a feeding part (62) is arranged on the feeding support (61) in a sliding mode, potential energy storage devices (63) which are symmetrically distributed are arranged on the feeding support (61), the potential energy storage devices (63) are connected with the feeding part (62) through symmetrically distributed pulley blocks (64), potential energy is stored in the potential energy storage devices (63) in the feeding process, and a control part (65) used for controlling the feeding part (62) to ascend is arranged below the potential energy storage devices (63).

2. The impact-resistant and pressure-resistant material processing device according to claim 1, wherein the screening device (2) comprises a first screen (21) and a second screen (22), the second screen (22) is stacked above the first screen (21), the second screen (22) is connected with the first screen (21) in a sliding manner, the screen holes of the first screen (21) and the second screen (22) are both in a diamond shape, one end of the first screen (21) far away from the discharge hole is provided with a low-density material collecting hole (23), and the positions of the first screen (21) and the second screen (22) near the discharge hole are both provided with a sand collecting hole (24);

one side that hole (24) are collected to grit on second screen cloth (22) are close to the discharge gate is equipped with baffle (25), and the both ends of first screen cloth (21) all are equipped with pivot (26), are fixed with rocker (27) on keeping away from pivot (26) of discharge gate one side, are fixed with first motor (28) on second screen cloth (22), are connected with first screw rod (29) on the output shaft of first motor (28), threaded connection between first screw rod (29) and first screen cloth (21).

3. An impact-resistant and pressure-resistant material processing device according to claim 2, wherein the low-density material collecting device (3) comprises a first sliding part (31) which slides on the support (1), a rake (32) is rotatably arranged below the first sliding part (31), symmetrically distributed stop levers (33) are arranged above the low-density material collecting holes (23), the stop levers (33) are fixed on the support (1), when the rake (32) slides to the position above the low-density material collecting holes (23), the rake (32) is overturned under the action of the stop levers (33), and the low-density material grabbed by the rake (32) is poured out through the low-density material collecting holes (23).

4. An impact-resistant and pressure-resistant material processing device according to claim 3, wherein a low-density material processing device (4) is fixed below the bracket (1), the low-density material processing device (4) is located below the low-density material collecting hole (23), and the low-density material processing device (4) is driven by the driving device (5).

5. The impact-resistant and pressure-resistant material processing device according to claim 2, wherein the driving device (5) comprises a second motor (51) fixed on the support (1), a second screw (52) is fixed on an output shaft of the second motor (51), a first gear (53) is fixed at one end of the second screw (52) far away from the second motor (51), a second gear (58) is fixed on the first gear (53), a third gear (54) is arranged above the first gear (53), and the third gear (54) is positioned on the support (1) to rotate;

be connected with first gear hold-in range (55) between third gear (54) and first gear (53), be equipped with connecting rod (56) on third gear (54) perpendicularly, rotate on connecting rod (56) and be equipped with fourth slider (57), sliding connection between fourth slider (57) and rocker (27), be fixed with fourth gear (59) in the pivot of low density material processing apparatus (4), be connected with second gear hold-in range (510) between fourth gear (59) and second gear (58).

6. The impact-resistant and pressure-resistant material processing device according to claim 4, wherein the feeding support (61) comprises U-shaped support plates (611), the U-shaped support plates (611) are fixed on the support (1), symmetrically distributed connection plates (612) are arranged between the U-shaped support plates (611), through holes (614) are arranged on a bottom plate of the U-shaped support plates (611), and symmetrically distributed limit plates (613) are fixed on the connection plates (612);

one side of material loading support (61) that is close to support (1) is equipped with material loading groove (617), and material loading groove (617) are fixed in the top of connecting plate (612), are equipped with parallel distribution's first slide rail (615) and second slide rail (616) between limiting plate (613), and the length of second slide rail (616) is shorter than the length of first slide rail (615), and one side of material loading groove (617) is kept away from in first slide rail (615) is located second slide rail (616).

7. The impact-resistant and pressure-resistant material processing device according to claim 6, wherein the feeding part (62) comprises a feeding barrel (621), the feeding barrel (621) is located between the limiting plates (613), a control cover (622) for closing a feeding hole of the feeding barrel (621) is rotatably arranged on one side of the feeding barrel (621) close to the support (1), a first connecting part (623) is slidably and rotatably arranged below the feeding barrel (621), a first sliding block is arranged on one side of the first connecting part (623) far away from the control cover (622), and the first sliding block is located below the feeding barrel (621) and slides;

a second connecting piece (624) is rotatably arranged on the first sliding block, the first connecting piece (623) is positioned on the second sliding rail (616) to slide, the second connecting piece (624) is positioned on the first sliding rail (615) to slide, first air cylinders (625) which are symmetrically distributed are fixed below the feeding barrel (621), a limiting ring (626) is arranged at one end of an output shaft of each first air cylinder (625), clamping blocks which are symmetrically distributed are fixed below the feeding barrel (621), and the clamping blocks are positioned in the limiting ring (626);

go up storage bucket (621) and slide in and be equipped with support piece (627), support piece (627) is fixed with connecting rod (6272) of symmetric distribution including setting up backup pad (6271) in last storage bucket (621), the cover is equipped with elastic component (6273) on connecting rod (6272), the staving of going up storage bucket (621) is run through to the below of connecting rod (6272).

8. An impact-resistant and pressure-resistant material processing device according to claim 7, wherein the potential energy storage device (63) comprises lifting blocks (631) distributed in an array, and soft ropes (632) are connected between the lifting blocks (631);

the pulley block (64) comprises a fixed pulley (641), a movable pulley (642) and a pull rope (643), the fixed pulley (641) is arranged above the connecting plate (612), the movable pulley (642) is arranged below the connecting rod (6272), one end of the pull rope (643) is fixed on the lifting block (631) located at the top, the other end of the pull rope (643) is fixed above the connecting plate (612) by passing through the fixed pulley (641) and the movable pulley (642), and the pull ropes (643) on two sides of the movable pulley (642) penetrate through the limiting ring (626).

9. The impact-resistant and pressure-resistant material processing device according to claim 8, wherein the control member (65) comprises a tray (651) fixed on the inner wall of the U-shaped supporting plate (611), a winding drum (652) is rotatably arranged below the tray (651), a second cylinder (653) is fixed on one side of the tray (651), a clamping member (654) is rotatably arranged on the second cylinder (653), a rotating member (655) is rotatably arranged on the tray (651), the clamping member (654) is slidably connected with the rotating member (655), and the clamping member (654) is pushed by the second cylinder (653) to slide on the rotating member (655), so that the winding drum (652) is clamped;

a third motor (656) is fixed on the tray (651), a fifth gear (657) meshed with the rotating part (655) is fixed on an output shaft of the third motor (656), and the output end of a rope wound on the winding drum (652) penetrates through the tray (65) and the pulling-up block (631) and is fixed on the pulling-up block (631) positioned at the top.

10. The processing method for processing materials by the impact-resistant and pressure-resistant material processing device based on claim 9 is characterized by comprising the following steps:

s1: adjusting mesh size

Starting a first motor (28), driving a second screen (22) to slide on a first screen (21) by rotating a first screw (29) connected to an output shaft of the first motor (28), wherein the overlapped part of rhombic meshes on the first screen (21) and the second screen (22) is the size of the meshes of the screening device (2), and the size of the meshes of the screening device (2) is determined according to the particle size of the required material;

s2: feeding material

Adding material raw materials into an upper charging bucket (621), wherein in the adding process, under the action of the pressure of the material raw materials, a supporting piece (627) slides downwards to drive a movable pulley (642) to move downwards and drive lifting blocks (631) to lift one by one, the lifting height of the lifting block (631) positioned at the top is 2 times of the descending height of the movable pulley (642), and after the charging bucket (621) is filled, an output shaft of a first air cylinder (625) contracts to clamp a rope in a limiting ring (626);

starting a second air cylinder (653), pushing a clamping piece (654) to move to be clamped on the winding drum (652), starting a third motor (656) to wind the rope on the winding drum (652), pulling the pulling and lifting block (631) to move downwards, so that the pulling and lifting block (631) are stacked on the tray (651) one by one, and the upward rising height of the feeding barrel (621) is equal to the descending height of the pulling and lifting block (631);

when the first connecting piece (623) slides to the top end of the second sliding rail (616), the feeding barrel (621) inclines to one side close to the support (1), the cover (622) is separated from the limiting plate (613), the downward rotation is carried out, the discharge hole of the feeding barrel (621) is opened, the material raw materials are poured into the screening device (2) for processing, after the pouring is finished, the output shaft of the first air cylinder (625) extends, the rope in the limiting ring (626) is released, and the feeding piece (62) returns to the initial state;

s3: material screening

Starting a driving device (5) to control the material screening device (2) to swing, and simultaneously controlling the low-density material collecting device (3) to be located in the material screening device (2) to move so as to rake off low-density materials doped in the materials, when the low-density material collecting device moves to the position above a low-density material collecting hole (23), the rake (32) is turned over under the action of a stop lever (33), and the low-density materials grabbed by the rake (32) are poured out to the low-density material processing device (4) through the low-density material collecting hole (23) to be processed;

materials in the material screening device (2) slide to the discharge hole under the action of gravity, in the sliding process, the materials with undersize particles are screened out through the sieve holes, impurities with larger particles and higher density can sink below the required materials in the material screening process, and the impurities are blocked by the baffle (25) in the discharging process and cannot flow out of the discharge hole;

s4: weight collection

After the screening is finished, the first motor (28) is started, the second screen (22) is adjusted to enable the sand and stone collecting holes (24) in the second screen (22) to coincide with the sand and stone collecting holes (24) in the first screen (21), and impurities blocked by the baffle (25) fall down from the sand and stone collecting holes (24).