CN113560020B

CN113560020B - Passive periodic magnetic control type mine stone crushing and screening equipment

Info

Publication number: CN113560020B
Application number: CN202111132932.8A
Authority: CN
Inventors: 韩怀轩; 孔令华
Original assignee: Xuzhou Hongju Machinery Manufacturing Co Ltd
Current assignee: Xuzhou Hongju Machinery Manufacturing Co Ltd
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2021-12-17
Anticipated expiration: 2041-09-27
Also published as: CN113560020A

Abstract

The invention discloses passive periodic magnetic control type mine stone crushing and screening equipment which comprises a crushing and screening shell, an intermediary material linkage fine crushing mechanism, a magnetic suction sliding coarse crushing mechanism, a self-suction self-spraying dust falling mechanism, a passive magnetic control self-cleaning screening mechanism and a power transmission mechanism. The invention belongs to the field of welding processing, and particularly relates to passive periodic magnetic control type mine stone crushing and screening equipment which is compact in structure, simple and convenient to operate, capable of combining coarse crushing and fine crushing, preventing screening blockage and capable of self-spraying, self-absorbing and dust-settling.

Description

Passive periodic magnetic control type mine stone crushing and screening equipment

Technical Field

The invention belongs to the technical field of mining engineering machinery, and particularly relates to passive periodic magnetic control type mine stone crushing and screening equipment.

Background

The mining engineering is an engineering for performing resource mining operations in mines on the basis of mineral resources, and mining of mineral resources is applied to professional mechanical equipment in many mining operations, and is roughly divided into mining equipment, mineral processing equipment and prospecting equipment.

The jaw crusher is used for crushing the large stones, the size of the stones discharged by the jaw crusher is different, and the engineering requirements are difficult to meet; because the size of the stone blocks to be screened is different and the shape of the stone blocks is different, when a common screening device is used for screening, the screen plate can be clamped by the stone blocks to block the screening holes or the screening seams, so that the subsequent screening effect is influenced, the equipment needs to be disassembled when the stone blocks on the screen plate are cleaned, the working strength of workers is increased, and the use efficiency of the equipment is reduced; jaw breaker's stone pan feeding mouth is open generally, during the broken stone, can have a large amount of dusts to spill over from open stone pan feeding mouth, cause the pollution for the surrounding environment, influence operation workman's healthy simultaneously, general jaw breaker can utilize the casing of breaker to reduce the dust and outwards spill over, it is excessive that the mode that is passive defense reduces the dust, when utilizing the water spray mode to reduce the dust, because the restriction of breaker inner structure, need set up the dust device of special water spray in addition.

Therefore, a passive periodic magnetic control type mine stone crushing and screening device needs to be designed to solve the problems.

Disclosure of Invention

Aiming at the situation and overcoming the defects of the prior art, the passive periodic magnetic control type mine stone crushing and screening device realizes the screening of fine stones and coarse stones by utilizing the shaking screening plate after the stones are crushed, and the screening plate is easy to block due to different shapes and sizes of the stones, so that the subsequent stone screening effect is influenced; in the crushing device, on the premise of no mechanical connection, magnetic attraction sliding is adopted to replace mechanical connection movement among parts, so that the linear movement of the crushing linkage push block is converted into the rotation of a coarse crushing jaw plate, and the coarse crushing of stones is efficiently realized; in order to solve the problem that a large amount of dust overflows from an open stone feeding port in the stone crushing and screening process, the motion of a crushing device is used as a power source of a dust falling device, a one-way valve is combined, a self-service principle (enabling an object to have self-supplementing and self-recovering functions) is adopted, the automatic water supplementing and automatic water spraying functions in a water spraying dust falling device are realized under the condition that a water suction pump is not needed, and the dust falling purpose is finally realized; the crushing device and the screening device in the common crushing and screening equipment are driven by different power devices, the first linkage cam and the second linkage cam are used as intermediaries of the transmission device in the equipment, and the crushing device and the screening device are ingeniously connected and driven by utilizing an intermediaries principle (an intermediate object is used for transmitting or executing an action), so that the power devices are reduced, and the efficiency is greatly improved.

The technical scheme adopted by the invention is as follows: the utility model provides a broken screening equipment of passive periodic magnetic control formula mine stone which characterized in that: the magnetic-suction self-cleaning screening mechanism is arranged on the upper portion of the intermediate material linkage fine screening mechanism, the self-suction self-spraying dust falling mechanisms are symmetrically arranged on two sides of the magnetic-suction sliding coarse screening mechanism, so that the problem that a large amount of dust overflows from equipment in the crushing and screening process of stones is solved, the passive magnetic-control self-cleaning screening mechanism is arranged on the lower portion of the intermediate material linkage fine screening mechanism, the power transmission mechanism is arranged on the outer side wall of one side of the crushing and screening shell, and comprises an anti-blocking stone screening component and a magnetic-control self-overturning transmission component, anti-blocking stone screening subassembly locates between the inside wall of crushing and screening casing middle part, the magnetic control is located the anti-blocking stone screening subassembly outside from upset transmission assembly, has solved because the stone by the screening is not of uniform size, and the shape is different, and the sieve can be blocked by the stone during screening, blocks up the problem of screening hole or screening seam, and wherein, magnetism is inhaled slip coarse crushing mechanism and is provided the power supply for self-priming self-blowing dust fall mechanism.

Preferably, medium thing fine crushing mechanism that links includes first crushing roller, second crushing roller, first linkage cam and second linkage cam, first crushing roller is located between the inside wall of crushing and screening casing, the second crushing roller is close to first crushing roller setting, first crushing roller both ends are located respectively to first linkage cam, second crushing roller both ends are located to second linkage cam symmetry, the second linkage cam is located between first linkage cam and the inside wall of crushing and screening casing, and is fine broken to the stone, simultaneously with the help of first linkage cam and second linkage cam for the transmission medium thing, the transmission is connected from clearing up screening mechanism to magnetism slip coarse crushing mechanism and passive magnetic control ingeniously, has reduced power device.

In order to solve the problem of providing power for the device, the power transmission mechanism comprises a belt driving rotating shaft, a belt driven rotating shaft, a driving belt pulley, a driven belt pulley, a connecting belt, a motor supporting plate and a rotating motor, wherein the belt driving rotating shaft penetrates through the outer side wall of the crushing and screening shell, the belt driving rotating shaft is connected with a first crushing roller, the belt driven rotating shaft penetrates through the outer side wall of the crushing and screening shell, the belt driven rotating shaft is connected with a second crushing roller, the motor supporting plate is arranged on the outer side wall of the crushing and screening shell, the rotating motor is arranged on the motor supporting plate, the rotating motor is connected with the belt driving rotating shaft, the driving belt pulley is arranged on the belt driving rotating shaft, the driving belt pulley is arranged between the rotating motor and the outer side wall of the crushing and screening shell, the driven belt pulley is arranged on the belt driven rotating shaft, the connecting belt is arranged on the driving belt pulley and the driven belt pulley, the belt driving rotating shaft drives the first crushing roller to rotate, and the belt driven rotating shaft drives the second crushing roller to rotate.

In order to solve the problems of rough crushing of stones and providing a power source for a self-absorption self-spraying dust-settling mechanism, the magnetic absorption sliding rough crushing mechanism comprises a crushing pushing slide block, a crushing linkage push block, a jaw plate rotating shaft, a rough crushing jaw plate, a crushing extrusion strip, a rough crushing reduction compression spring and a rough crushing reduction fixed block, the crushing and screening shell is symmetrically provided with crushing pushing chutes, the crushing linkage push block is symmetrically arranged between the inner side walls of the crushing and screening shell, the inner side wall of the crushing linkage push block is arranged in an inclined plane, a push block magnetic absorption layer is arranged on the inclined plane of the inner side wall of the crushing linkage push block, a push block wear-resistant layer is arranged outside the push block magnetic absorption layer and plays a role in protecting the push block magnetic absorption layer, the crushing pushing slide block is symmetrically arranged on the two side walls of the crushing linkage push block, the crushing pushing slide block is arranged in the crushing pushing chutes, and the crushing linkage push block is arranged on a first linkage cam and a second linkage cam, the jaw plate rotating shaft is symmetrically arranged between the inner side walls of the crushing and screening shell, one end of the coarse crushing jaw plate is arranged on the jaw plate rotating shaft, the coarse crushing jaw plate is arranged on the inclined plane of the inner side wall of the crushing linkage push block, the side wall of one side of the coarse crushing jaw plate, which is close to the crushing linkage push block, is provided with a jaw plate magnetic absorption layer, the outer side of the jaw plate magnetic absorption layer is provided with a jaw plate wear-resistant layer, which plays a role in protecting the jaw plate magnetic absorption layer, the crushing extrusion strip array is arranged on the side wall of one side of the coarse crushing jaw plate, which is far away from the jaw plate magnetic absorption layer, the coarse crushing reduction fixed block is symmetrically arranged on the inner side wall of the crushing and screening shell, the coarse crushing reduction compression spring array is arranged on the upper wall of the crushing linkage push block, the upper end of the coarse crushing reduction compression spring is arranged on the lower wall of the coarse crushing reduction fixed block, the jaw plate magnetic absorption layer and the push block magnetic absorption layer attract each other, so that the coarse crushing jaw plate and the crushing linkage push block are tightly attached, simultaneously, the coarse crushing jaw plate and the crushing linkage push block can slide mutually.

Wherein, the self-absorption self-spraying dust-settling mechanism comprises a spraying control shell, a spraying control connecting block, a spraying control linkage lower push block, a spraying control push plate, a spraying control linkage upper push block, a sealing plug, a shielding supporting plate, a nozzle fixing vertical plate, a dust-settling water spraying nozzle, a water outlet pipe, a spraying fixing upper cover, a water spraying check valve, a water sucking pipe and a dust-settling water tank, wherein the spraying control shell is symmetrically arranged on the inner side wall of the crushing and screening shell, the spraying control shell is provided with a hollow cavity with an upper opening, the middle lower part of the side wall of the spraying control shell far away from the crushing and screening shell is symmetrically provided with spraying control chutes, the spraying control linkage lower push block is arranged inside the spraying control shell, the spraying control push plate is arranged on the upper wall of the spraying control linkage lower push block, the spraying control linkage upper push block is arranged on the upper wall of the spraying control push block, and the sealing plug is arranged on the upper wall of the spraying control linkage upper push block, the spraying control connecting block is arranged at the lower part of the outer side wall of the lower spraying control linkage block, the spraying control connecting block is arranged in the spraying control chute, the spraying control connecting block is arranged on the lower part of the outer side wall of one side of the jaw plate with coarse crushing and is far away from the pushing block with coarse crushing, the upper spraying fixing cover is arranged on the upper spraying control shell, the supporting plate is arranged on the side wall of the upper spraying fixing cover, the vertical spraying fixing plate is arranged on the upper spraying support plate close to the spraying control shell, the water outlet pipe array is arranged on the upper spraying fixing cover and the vertical spraying fixing plate, one end of the water outlet pipe penetrates through the upper spraying fixing cover and is arranged in the spraying control shell, the other end of the water outlet pipe penetrates through the vertical spraying fixing plate, the dust settling water spraying nozzle is arranged at the other end of the water outlet pipe, the dust settling water tank is symmetrically arranged on the outer side wall of the crushing and screening shell, the water absorbing pipe penetrates through the side wall of the dust settling water tank, Crushing and screening casing lateral wall and spraying control casing lateral wall, upper portion in the spraying control casing is located to the pipe one end that absorbs water, the pipe other end that absorbs water locates dust fall water tank bottom, outlet pipe one end is located to the check valve that sprays water, the check valve that sprays water is located in the spraying control casing, the check valve that absorbs water is located and is absorbed water pipe one end, in the check valve that absorbs water is located and sprays the control casing, push block downstream in spraying the control linkage, spraying control casing internal pressure reduces, through the check valve that absorbs water, through absorbing water pipe suction water from dust fall water tank, push block upward movement in spraying the control linkage, water is through the check valve that sprays water, through the outlet pipe from dust fall sprinkler nozzle blowout, plays the effect of dust fall to equipment.

Preferably, the anti-blocking stone screening component comprises a screening frame, a screening rotary connecting block I, a screening rotary connecting block II, a screening rotary shaft, an anti-blocking driving rotary shaft, a gear linkage control cavity, an anti-blocking driven rotary shaft, an anti-blocking driving rotary gear, an anti-blocking driven rotary gear, a screening fixed supporting plate and a screening buffer spring, wherein the screening frame is symmetrically arranged between the inner side walls of the screening shell, one screening frame side wall array is provided with the screening rotary connecting block I, the other screening frame side wall array is provided with the screening rotary connecting block II, the screening rotary connecting block I and the screening rotary connecting block II are arranged in an interval manner, the screening rotary shaft penetrates through the screening rotary connecting block I and the screening rotary connecting block II, the screening rotary shaft is arranged between the inner side walls of the screening shell, the anti-blocking driving rotary shaft is arranged between the inner side walls of the screening frame, the gear linkage control cavity is arranged on the outer side wall of the screening frame, one end of the anti-blocking driving rotating shaft is rotatably arranged on the inner side wall of one side of the screening frame, the other end of the anti-blocking driving rotating shaft penetrates through the side wall of the other side of the screening frame, the other end of the anti-blocking driving rotating shaft penetrates through the gear linkage control cavity, the anti-blocking driven rotating shafts are symmetrically arranged on two sides of the anti-blocking driving rotating shaft, one end of the anti-blocking driven rotating shaft is rotatably arranged on the inner side wall of one side of the screening frame, the other end of the anti-blocking driven rotating shaft penetrates through the side wall of the other side of the screening frame, the anti-blocking driving rotating shaft and the anti-blocking driven rotating shafts are equidistantly arranged in the screening frame, the anti-blocking driving rotating gear is arranged on the anti-blocking driving rotating shaft, the anti-blocking driving rotating gear is arranged in the gear linkage control cavity, and the anti-blocking driven rotating gear is arranged on the end face of the anti-blocking driven rotating shaft, in gear linkage control cavity was located to anti-sticking stifled driven rotating gear, screening fixed bolster two bisymmetries were located crushing and screening casing inner wall, screening fixed bolster upper wall was located to screening buffer spring, screening frame lower wall was located to screening buffer spring upper end, and the screening frame rotates from top to bottom around the screening rotation axis, and anti-sticking stifled initiative rotating gear drives anti-sticking stifled driven rotating gear and rotates simultaneously, and anti-sticking stifled initiative rotation axis and anti-sticking stifled driven rotation axis rotate simultaneously this moment, prevent that the stone card is stifled, and then improved screening efficiency.

Preferably, the magnetic control self-overturning transmission assembly comprises a magnetic control transmission control cavity, a magnetic control driven bevel gear, a magnetic control driving bevel gear, a screening control rotating shaft, a reset torsion spring, a magnetic pole control rotating body, a screening control magnet and a rough stone discharging inclined body, the magnetic control transmission control cavity is arranged on the outer side wall of the gear linkage control cavity, the magnetic control driven bevel gear is arranged on the end face of one end of the anti-blocking driving rotating shaft, the magnetic control driven bevel gear is arranged in the magnetic control transmission control cavity, the screening control rotating shaft is arranged on the lower wall of the magnetic control transmission control cavity, the screening control rotating shaft penetrates through the lower wall of the magnetic control transmission control cavity, the magnetic control driving bevel gear is arranged on the screening control rotating shaft, the magnetic control driving bevel gear is meshed with the magnetic control driven bevel gear, the magnetic pole control rotating body is arranged in a cuboid shape, the magnetic pole control rotating body is arranged at the lower end of the screening control rotating shaft, the utility model discloses a screening control magnet, including screening control magnet, magnetic pole control rotator, screening buffer spring, screening torsional spring, screening control magnet, screening fixed bolster upper wall is located to boulder ejection of compact italic, boulder ejection of compact italic is located between screening control magnet and the crushing screening casing inner wall, and in the magnetic pole control rotator entered into screening control magnet, the magnetic pole control rotator was rotatory under the effect of screening control magnet, when the magnetic pole control rotator left screening control magnet under the effect of screening buffer spring, the magnetic pole control rotator was under the effect of the torsional spring that recovers, and rotatory reconversion is to initial condition again, provides the power supply for the rotation back and forth of anti-sticking stifled initiative rotation axis and anti-sticking driven rotation axis.

In this device, crushing and screening casing lateral wall lower part is equipped with the fine stone discharge gate, the lower part is equipped with the coarse stone discharge gate in the crushing and screening casing lateral wall, the coarse stone discharge gate is located on the fine stone discharge gate, crushing and screening casing lateral wall symmetry is equipped with coarse stone ejection of compact backup pad, coarse stone ejection of compact backup pad upper wall is equipped with the coarse stone and places the case, the coarse stone is placed the case and is located coarse stone discharge gate lower part.

In order to solve the problem of the timely smooth ejection of compact of fine stone discharge gate after the screening, diapire is the setting of symmetry slope type in the crushing and screening casing.

In the device, the stability of the device is improved, and the supporting legs are symmetrically arranged on the lower portion of the crushing and screening shell in pairs.

After adopting the structure, the invention has the following beneficial effects: according to the passive periodic magnetic control type mine stone crushing and screening equipment, after stones are crushed, the fine stones and the coarse stones are screened by using the shaking screening plate, and the screening plate is easy to block due to different shapes and sizes of the stones, so that the subsequent stone screening effect is influenced; in the crushing device, on the premise of no mechanical connection, magnetic attraction sliding is adopted to replace mechanical connection movement among parts, so that the linear movement of the crushing linkage push block is converted into the rotation of a coarse crushing jaw plate, and the coarse crushing of stones is efficiently realized; in order to solve the problem that a large amount of dust overflows from an open stone feeding port in the stone crushing and screening process, the motion of a crushing device is used as a power source of a dust falling device, a one-way valve is combined, a self-service principle (enabling an object to have self-supplementing and self-recovering functions) is adopted, the automatic water supplementing and automatic water spraying functions in a water spraying dust falling device are realized under the condition that a water suction pump is not needed, and the dust falling purpose is finally realized; the crushing device and the screening device in the common crushing and screening equipment are driven by different power devices, the first linkage cam and the second linkage cam are used as intermediaries of the transmission device in the equipment, and the crushing device and the screening device are ingeniously connected and driven by utilizing an intermediaries principle (an intermediate object is used for transmitting or executing an action), so that the power devices are reduced, and the efficiency is greatly improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

FIG. 1 is a schematic view of the overall internal structure of a passive periodic magnetic control type mine stone crushing and screening device of the present invention;

FIG. 2 is a top view of a passive periodic magnetically controlled mine stone crushing and screening apparatus of the present invention;

FIG. 3 is a schematic structural view of a magnetic attraction sliding coarse crusher mechanism of the passive periodic magnetic control type mine stone crushing and screening device of the present invention;

FIG. 4 is a schematic view of a three-dimensional structure of a crushing linkage push block of the passive periodic magnetic control type mine stone crushing and screening device of the present invention;

FIG. 5 is a schematic three-dimensional structure of an intermediary material linkage fine crushing mechanism of the passive periodic magnetic control type mine stone crushing and screening apparatus according to the present invention;

FIG. 6 is a schematic structural view of a passive magnetic control self-cleaning screening mechanism of the passive periodic magnetic control type mine stone crushing and screening device of the present invention;

FIG. 7 is an enlarged view of portion A of FIG. 1;

FIG. 8 is a schematic view of a sieving control magnet of a passive periodic magnetic control type mine stone crushing and sieving device according to the present invention;

FIG. 9 is a schematic structural view of a self-suction self-spraying dust-settling mechanism of the passive periodic magnetic control type mine stone crushing and screening device of the present invention;

fig. 10 is a schematic three-dimensional structure diagram of a water outlet pipe and a dust fall water spray nozzle of the passive periodic magnetic control type mine stone crushing and screening device.

In the drawings: 1. crushing and screening shell, 2, intermediary linkage fine crushing mechanism, 3, magnetic attraction sliding rough crushing mechanism, 4, self-absorption self-spraying dust falling mechanism, 5, passive magnetic control self-cleaning and screening mechanism, 6, power transmission mechanism, 7, anti-blocking stone screening component, 8, magnetic control self-overturning transmission component, 9, first crushing roller, 10, second crushing roller, 11, first linkage cam, 12, second linkage cam, 13, crushing pushing slide block, 14, crushing linkage pushing block, 15, jaw plate rotating shaft, 16, rough crushing jaw plate, 17, crushing extrusion strip, 18, rough crushing reduction compression spring, 19, rough crushing reduction fixed block, 20, crushing pushing slide groove, 21, pushing block magnetic absorption layer, 22, pushing block wear-resistant layer, 23, jaw plate magnetic absorption layer, 24, jaw plate wear-resistant layer, 25, spraying control shell, 26, spraying control connecting block, 27, spraying control linkage pushing block, 28. spraying control push plate, 29, spraying control linkage push block, 30, sealing plug, 31, shielding support plate, 32, spray head fixing vertical plate, 33, dust-fall spraying spray head, 34, water outlet pipe, 35, spraying fixing upper cover, 36, water spraying one-way valve, 37, water absorption one-way valve, 38, water absorption pipe, 39, dust-fall water tank, 40, spraying control chute, 41, screening frame, 42, screening rotary connecting block I, 43, screening rotary connecting block II, 44, screening rotary shaft, 45, anti-blocking driving rotary shaft, 46, anti-blocking driven rotary shaft, 47, anti-blocking driving rotary gear, 48, anti-blocking driven rotary gear, 49, screening fixing support plate, 50, screening buffer spring, 51, magnetic control transmission control cavity, 52, driven bevel gear, 53, magnetic control driving bevel gear, 54, screening control rotary shaft, 55, restoring torsion spring, 56, Magnetic pole control rotator, 57, screening control magnet, 58, rubble ejection of compact italics, 59, belt initiative rotation axis, 60, belt driven rotation axis, 61, driving pulley, 62, driven pulley, 63, connecting belt, 64, motor supporting plate, 65, rotating electrical machines, 66, fine stone discharge gate, 67, rubble discharge gate, 68, rubble ejection of compact supporting plate, 69, box is placed to rubble, 70, supporting legs, 71, gear linkage control cavity.

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.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

As shown in fig. 1 and 2, the passive periodic magnetic control type mine stone crushing and screening equipment is characterized in that: the magnetic-control self-cleaning screening device comprises a crushing and screening shell 1, an intermediary material linkage fine crushing mechanism 2, a magnetic-suction sliding coarse crushing mechanism 3, a self-suction self-spraying dust falling mechanism 4, a passive magnetic-control self-cleaning screening mechanism 5 and a power transmission mechanism 6, wherein the intermediary material linkage fine crushing mechanism 2 is arranged in the middle of the crushing and screening shell 1 and plays a role of transmitting an upper device and a lower device, the magnetic-suction sliding coarse crushing mechanism 3 is arranged at the upper part of the intermediary material linkage fine crushing mechanism 2, the self-suction self-spraying dust falling mechanism 4 is symmetrically arranged at two sides of the magnetic-suction sliding coarse crushing mechanism 3 so as to solve the problem that a large amount of dust overflows from equipment in the crushing and screening process of stones, the passive magnetic-control self-cleaning screening mechanism 5 is arranged at the lower part of the intermediary material linkage fine crushing mechanism 2, the power transmission mechanism 6 is arranged at the outer side wall of one side of the crushing and screening shell 1, and the passive self-cleaning screening mechanism 5 comprises an anti-blocking stone screening component 7 and a magnetic-control self-overturning transmission component 8, anti-blocking stone screening subassembly 7 is located between the inside wall of crushing and screening casing 1 middle part, and magnetic control locates the 7 outsides of anti-blocking stone screening subassembly from upset transmission subassembly 8, has solved because the stone by the screening is not of uniform size, and the shape is different, and the sieve can be blocked by the stone during screening, blocks up the problem of screening hole or screening seam, and wherein, magnetism is inhaled slip coarse crushing mechanism 3 and is provided the power supply for self-priming self-blowing dust fall mechanism 4.

As shown in fig. 5, the intermediary fine crushing mechanism 2 comprises a first crushing roller 9, a second crushing roller 10, a first linkage cam 11 and a second linkage cam 12, the first crushing roller 9 is arranged between the inner side walls of the crushing and screening shell 1, the second crushing roller 10 is arranged close to the first crushing roller 9, the first linkage cam 11 is respectively arranged at two ends of the first crushing roller 9, the second linkage cam 12 is symmetrically arranged at two ends of the second crushing roller 10, the second linkage cam 12 is arranged between the inner side walls of the first linkage cam 11 and the crushing and screening shell 1, the stones are finely crushed, meanwhile, the magnetic control medium is used as a transmission intermediary by virtue of the first linkage cam 11 and the second linkage cam 12, the magnetic absorption sliding coarse crushing mechanism 3 and the passive self-cleaning and screening mechanism 5 are connected for transmission skillfully, and a power device is reduced.

As shown in fig. 1, fig. 3 and fig. 4, the magnetic-attraction sliding rough crushing mechanism 3 comprises a crushing pushing slide block, a crushing linkage push block 14, a jaw plate rotating shaft 15, a rough crushing jaw plate 16, a crushing extrusion strip 17, a rough crushing reduction compression spring 18 and a rough crushing reduction fixed block 19, the crushing screening shell 1 is symmetrically provided with crushing pushing slide grooves 20, the crushing linkage push block 14 is symmetrically arranged between the inner side walls of the crushing screening shell 1, the inner side wall of the crushing linkage push block 14 is arranged in an inclined plane, the inclined plane of the inner side wall of the crushing linkage push block 14 is provided with a push block magnetic absorption layer 21, the outer side of the push block magnetic absorption layer 21 is provided with a push block wear-resistant layer 22 which plays a role in protecting the push block magnetic absorption layer 21, the crushing pushing slide blocks 13 are symmetrically arranged on the two side walls of the crushing linkage push block 14, the crushing pushing slide block 13 is arranged in the crushing pushing slide grooves 20, the crushing linkage push block 14 is arranged on a first linkage cam 11 and a second linkage cam 12, jaw plate rotating shafts 15 are symmetrically arranged between the inner side walls of the crushing and screening shell 1, one end of a coarse crushing jaw plate 16 is arranged on the jaw plate rotating shaft 15, a coarse crushing jaw plate 16 is arranged on the inclined plane of the inner side wall of the crushing and linkage push block 14, a jaw plate magnetic absorption layer 23 is arranged on the side wall, close to the crushing and linkage push block 14, of the coarse crushing jaw plate 16, a jaw plate wear-resistant layer 24 is arranged on the outer side of the jaw plate magnetic absorption layer 23 and plays a role in protecting the jaw plate magnetic absorption layer 23, crushing extrusion strips 17 are arranged on the side wall, far away from the jaw plate magnetic absorption layer 23, of the coarse crushing and reduction fixed block 19 are symmetrically arranged on the inner side wall of the crushing and screening shell 1, coarse crushing and reduction compression springs 18 are arranged on the upper wall of the crushing and linkage push block 14, the upper ends of the coarse crushing and reduction compression springs 18 are arranged on the lower wall 19 of the coarse crushing and reduction fixed block, the jaw plate magnetic absorption layer 23 and the push block magnetic absorption layer 21 attract each other, so that the coarse crushing and reduction jaw plate 16 and the crushing and linkage push block 14 are tightly attached, at the same time, the coarse crushing jaw plate 16 and the crushing linkage push block 14 can slide mutually.

As shown in fig. 9 and 10, the self-priming self-spraying dust-settling mechanism 4 comprises a spraying control shell 25, a spraying control connecting block 26, a spraying control linkage lower pushing block 27, a spraying control pushing plate 28, a spraying control linkage upper pushing block 29, a sealing plug 30, a shielding supporting plate 31, a nozzle fixing vertical plate 32, a dust-settling water spraying nozzle 33, a water outlet pipe 34, a spraying fixing upper cover 35, a water spraying check valve 36, a water sucking check valve 37, a water sucking pipe 38 and a dust-settling water tank 39, wherein the spraying control shell 25 is symmetrically arranged on the inner side wall of the crushing and screening shell 1, the spraying control shell 25 is arranged in a hollow cavity with an opening on the upper side, the middle lower part of the side wall of the spraying control shell 25 far away from the crushing and screening shell 1 is symmetrically provided with spraying control chutes 40, the spraying control linkage lower pushing block 27 is arranged inside the spraying control shell 25, the spraying control pushing plate 28 is arranged on the upper wall of the spraying control linkage lower pushing block 27, the spraying control linkage upper pushing block 29 is arranged on the spraying control pushing block 28, the sealing plug 30 is arranged on the upper wall of the spray control linkage push block 29, the spray control connecting block 26 is arranged on the lower part of the outer side wall of the spray control linkage push block 27, the spray control connecting block 26 is arranged in the spray control chute 40, the spray control connecting block 26 is arranged on the middle lower part of the outer side wall of one side of the crushing linkage push block 14 far away from the coarse crushing jaw plate 16, the spray fixing upper cover 35 is arranged on the upper wall of the spray control shell 25, the shielding supporting plate 31 is arranged on the side wall of the spray fixing upper cover 35, the spray fixing vertical plate 32 is arranged on the upper wall of the shielding supporting plate 31 and close to the spray control shell 25, the water outlet pipes 34 are arranged on the spray fixing upper cover 35 and the spray fixing vertical plate 32 in an array manner, one end of the water outlet pipe 34 penetrates through the spray fixing upper cover 35 and is arranged in the spray control shell 25, the other end of the water outlet pipe 34 penetrates through the spray fixing vertical plate 32, the dust fall water tank 39 is symmetrically arranged on the outer side wall of the crushing and screening shell 1, the water suction pipe 38 penetrates through the side wall of the dust fall water tank 39, the side wall of the crushing and screening shell 1 and the side wall of the spraying control shell 25, one end of the water suction pipe 38 is arranged at the upper part in the spraying control shell 25, the other end of the water suction pipe 38 is arranged at the bottom in the dust fall water tank 39, the water spraying check valve 36 is arranged at one end of the water outlet pipe 34, the water spraying check valve 36 is arranged in the spraying control shell 25, the water suction check valve 37 is arranged at one end of the water suction pipe 38, the water suction check valve 37 is arranged in the spraying control shell 25, when the pushing block 29 moves downwards in linkage of spraying control, the pressure in the spraying control shell 25 is reduced, water is sucked from the dust fall water tank 39 through the water suction pipe 38 through the water suction check valve 37, when the pushing block 29 moves upwards in linkage of spraying control, the water passes through the water spraying check valve 36 and is sprayed out from the dust fall water spraying nozzle 33 through the water outlet pipe 34, and the dust fall effect is achieved on the equipment.

As shown in fig. 6 and 7, the anti-blocking stone screening assembly 7 comprises a screening frame 41, a first screening rotary connecting block 42, a second screening rotary connecting block 43, a screening rotary shaft 44, an anti-blocking driving rotary shaft 45, a gear linkage control cavity 71, an anti-blocking driven rotary shaft 46, an anti-blocking driving rotary gear 47, an anti-blocking driven rotary gear 48, a screening fixed supporting plate 49 and a screening buffer spring 50, wherein the screening frame 41 is symmetrically arranged between the inner side walls of the crushing and screening shell 1, one screening frame 41 is provided with a first screening rotary connecting block 42 on the side wall array, the other screening frame 41 is provided with a second screening rotary connecting block 43 on the side wall array, the first screening rotary connecting blocks 42 and the second screening rotary connecting blocks 43 are alternately arranged, the screening rotary shaft 44 penetrates through the first screening rotary connecting blocks 42 and the second screening rotary connecting blocks 43, and the screening rotary shaft 44 is arranged between the inner side walls of the crushing and screening shell 1, an anti-blocking driving rotary shaft 45 is arranged between the inner side walls of the screening frame 41, a gear linkage control cavity 71 is arranged on the outer side wall of the screening frame 41, one end of the anti-blocking driving rotary shaft 45 is rotatably arranged on the inner side wall of one side of the screening frame 41, the other end of the anti-blocking driving rotary shaft 45 penetrates through the side wall of the other side of the screening frame 41, the other end of the anti-blocking driving rotary shaft 45 penetrates through the gear linkage control cavity 71, anti-blocking driven rotary shafts 46 are symmetrically arranged on two sides of the anti-blocking driving rotary shaft 45, one end of the anti-blocking driven rotary shaft 46 is rotatably arranged on the inner side wall of one side of the screening frame 41, the other end of the anti-blocking driven rotary shaft 46 penetrates through the side wall of the other side of the screening frame 41, the anti-blocking driving rotary shaft 45 and the anti-blocking driven rotary shaft 46 are equidistantly arranged in the screening frame 41, an anti-blocking driving rotary gear 47 is arranged on the anti-blocking driving rotary shaft 45, the anti-blocking driving rotary gear 47 is arranged in the gear linkage control cavity 71, anti-blocking driven rotary gear 48 is located on anti-blocking driven rotary shaft 46 terminal surface, anti-blocking driven rotary gear 48 is located in gear coordinated control cavity 71, screening fixed bolster 49 two bisymmetries locate crushing screening casing 1 inside wall, screening buffer spring 50 locates screening fixed bolster 49 upper wall, screening frame 41 lower wall is located to screening buffer spring 50 upper end, screening frame 41 rotates from top to bottom around screening rotary shaft 44, anti-blocking initiative rotary gear 47 drives anti-blocking driven rotary gear 48 and rotates simultaneously, anti-blocking initiative rotary shaft 45 and anti-blocking driven rotary shaft 46 rotate simultaneously this moment, prevent that the stone block from blocking, and then improved screening efficiency.

As shown in fig. 7 and 8, the magnetic control self-overturning transmission assembly 8 comprises a magnetic control transmission control cavity 51, a magnetic control driven bevel gear 52, a magnetic control driving bevel gear 53, a sieving control rotating shaft 54, a restoring torsion spring 55, a magnetic pole control rotating body 56, a sieving control magnet 57 and a rough stone discharging shell, wherein the magnetic control transmission control cavity 51 is arranged on the outer side wall of the gear linkage control cavity 71, the magnetic control driven bevel gear 52 is arranged on the end surface of one end of the anti-blocking driving rotating shaft 45, the magnetic control driven bevel gear 52 is arranged in the magnetic control transmission control cavity 51, the sieving control rotating shaft 54 is arranged on the lower wall of the magnetic control transmission control cavity 51, the sieving control rotating shaft 54 penetrates through the lower wall of the magnetic control transmission control cavity 51, the magnetic control driving bevel gear 53 is arranged on the sieving control rotating shaft 54, the magnetic control driving bevel gear 53 is meshed with the magnetic control driven bevel gear 52, the magnetic pole control rotating body 56 is arranged in a cuboid shape, the magnetic pole control rotating body 56 is arranged at the lower end of the sieving control rotating shaft 54, the reset torsion spring 55 is arranged on the sieving control rotating shaft 54, the sieving control rotating shaft 54 is connected with the lower wall of the magnetic control transmission control cavity 51 through the reset torsion spring 55, the sieving control magnets 57 are arranged on the upper wall of the sieving fixed supporting plate 49 in pairs, the rough stone discharging inclined body 58 is arranged on the upper wall of the sieving fixed supporting plate 49, the rough stone discharging inclined body 58 is arranged between the sieving control magnets 57 and the inner side wall of the crushing and sieving shell 1, when the magnetic pole controlling rotary body 56 enters the sieving control magnet 57, the magnetic pole controlling rotary body 56 is rotated by the sieving control magnet 57, when the pole control rotating body 56 leaves the sieving control magnet 57 by the action of the sieving damper spring 50, the magnetic pole control rotating body 56 is rotated again to be restored to the original state under the action of the restoring torsion spring 55, and provides a power source for the back and forth rotation of the anti-jamming driving rotating shaft 45 and the anti-jamming driven rotating shaft 46.

As shown in FIG. 2, the power transmission mechanism 6 comprises a belt driving rotation shaft 59, a belt driven rotation shaft 60, a driving pulley 61, a driven pulley 62, a connecting belt 63, a motor support plate 64 and a rotating motor 65, wherein the belt driving rotation shaft 59 penetrates through the outer side wall of the crushing and screening shell 1, the belt driving rotation shaft 59 is connected with the first crushing roller 9, the belt driven rotation shaft 60 penetrates through the outer side wall of the crushing and screening shell 1, the belt driven rotation shaft 60 is connected with the second crushing roller 10, the motor support plate 64 is arranged on the outer side wall of the crushing and screening shell 1, the rotating motor 65 is arranged on the motor support plate 64, the rotating motor 65 is connected with the belt driving rotation shaft 59, the driving pulley 61 is arranged on the belt driving rotation shaft 59, the driving pulley 61 is arranged between the rotating motor 65 and the outer side wall of the crushing and screening shell 1, the driven pulley 62 is arranged on the belt driven rotation shaft 60, the connecting belt 63 is arranged on the driving belt pulley 61 and the driven belt pulley 62, the belt driving rotating shaft 59 drives the first crushing roller 9 to rotate, and the belt driven rotating shaft 60 drives the second crushing roller 10 to rotate, so as to provide power for the device.

As shown in fig. 1, a fine stone discharge port 66 is arranged at the lower part of the outer side wall of the crushing and screening shell 1, a coarse stone discharge port 67 is arranged at the middle lower part of the outer side wall of the crushing and screening shell 1, the coarse stone discharge port 67 is arranged on the fine stone discharge port 66, coarse stone discharge support plates 68 are symmetrically arranged on the outer side wall of the crushing and screening shell 1, a coarse stone placing box 69 is arranged on the upper wall of the coarse stone discharge support plate 68, and the coarse stone placing box 69 is arranged at the lower part of the coarse stone discharge port 67; in order to solve the problem of timely and smooth discharging of the fine stone discharging port 66 after screening, the inner bottom wall of the crushing and screening shell 1 is symmetrically arranged in a slope shape; the supporting feet 70 are symmetrically arranged on the lower portion of the crushing and screening shell 1 in pairs, so that the stability of the device is improved.

When the crushing device is used specifically, firstly, the rotating motor 65 is turned on, then mine stones are placed between the rough crushing jaw plates 16, the rotating motor 65 drives the belt driving rotating shaft 59 to rotate, the belt driving rotating shaft 59 drives the driving belt pulley 61 to rotate, the driving belt pulley 61 drives the driven belt pulley 62 to rotate through the connecting belt 63, meanwhile, the belt driving rotating shaft 59 drives the first crushing roller 9 to rotate, the belt driven rotating shaft 60 drives the second crushing roller 10 to rotate, the first crushing roller 9 drives the first linkage cam 11 to rotate, the second crushing roller 10 drives the second linkage cam 12 to rotate, when the first linkage cam 11 and the second linkage cam 12 rotate, the crushing linkage push block 14 is pushed upwards, the rough crushing jaw plates 16 are pushed to rotate around the jaw plate rotating shaft 15, the rough crushing jaw plates 16 are extruded in opposite directions, stones are crushed, and crushed small crushed stones fall between the first crushing roller 9 and the second crushing roller 10, after the first crushing roller 9 and the second crushing roller 10 are finely crushed again, the crushed materials fall into the sieving frame 41, at the moment, the first linkage cam 11 and the second linkage cam 12 push the sieving frame 41 downwards, the sieving frame 41 rotates around the sieving rotating shaft 44, at the moment, the sieving frame 41 drives the magnetic pole control rotating body 56 to move downwards and enter between the sieving control magnets 57, the sieving control magnets 57 and the magnetic pole control rotating body 56 have opposite magnetic poles, the magnetic pole control rotating body 56 rotates under the action of the sieving control magnets 57, the magnetic pole control rotating body 56 drives the sieving control rotating shaft 54 to rotate, the sieving control rotating shaft 54 drives the magnetic control driving bevel gear 53 to rotate, the magnetic control driving bevel gear 53 drives the magnetic control driven bevel gear 52 to rotate, the magnetic control driven bevel gear 52 drives the anti-blocking driving rotating shaft 45 to rotate, the anti-blocking driving rotating shaft 45 drives the anti-blocking driving rotating gear 47 to rotate, the anti-blocking driving rotary gear 47 drives the anti-blocking driven rotary gear 48 to rotate, the anti-blocking driven rotary gear 48 drives the anti-blocking driven rotary shaft 46 to rotate, blocking of the screened stone between the anti-blocking driving rotary shaft 45 and the anti-blocking driven rotary shaft 46 is avoided, when the first linkage cam 11 and the second linkage cam 12 continue to rotate, the screening buffer spring 50 bounces the screening frame 41 upwards, the magnetic pole control rotary body 56 leaves the screening control magnet 57, the restoring torsion spring 55 drives the screening control rotary shaft 54 to rotate and restore, the screening control rotary shaft 54 drives the magnetic control driving bevel gear 53 to rotate reversely, the magnetic control driving bevel gear 53 drives the magnetic control driven bevel gear 52 to rotate reversely, the driven bevel gear 52 drives the anti-blocking driving rotary shaft 45 to rotate reversely, the anti-blocking driving rotary shaft 45 drives the anti-blocking driving rotary gear 47 to rotate reversely, the anti-blocking driving rotary gear 47 drives the anti-blocking driven rotary gear 48 to rotate reversely, the anti-blocking driven rotating gear 48 drives the anti-blocking driven rotating shaft 46 to rotate reversely, meanwhile, fine stones fall into the slope of the bottom wall of the crushing and screening shell 1 through screening between the anti-blocking driving rotating shaft 45 and the anti-blocking driven rotating shaft 46 and then slide out from a fine stone discharging port 66, coarse stones slide into a coarse stone placing box 69 from a coarse stone discharging port 67 along the anti-blocking driving rotating shaft 45 and the anti-blocking driven rotating shaft 46, the screening of the fine stones and the coarse stones of the stones is realized, the crushing linkage pushing block 14 is pushed upwards by the first linkage cam 11 and the second linkage cam 12, the crushing linkage pushing block 14 drives the spraying control connecting block 26 to move upwards, the spraying control connecting block 26 drives the spraying control linkage pushing block 27 to move upwards, the spraying control linkage pushing block 27 pushes the spraying control pushing block 28 to move upwards, the spraying control pushing block 28 pushes the spraying control linkage pushing block 29 and the sealing plug 30 to move upwards, the spray control linkage push-up block 29 and the sealing plug 30 push the water in the spray control shell 25 to pass through the water spraying one-way valve 36 and the water outlet pipe 34, and finally the water is sprayed out from the dust fall water spraying nozzle 33, when the first linkage cam 11 and the second linkage cam 12 continue to rotate, the rough crushing reduction pressing spring 18 pushes the crushing linkage push block 14 downwards to move, the crushing linkage push block 14 drives the spraying control connecting block 26 to move downwards, and then drive spraying control linkage ejector pad 27 and move down, spraying control linkage ejector pad 27 drives spraying control push plate 28 and moves down, spraying control push plate 28 drives spraying control linkage ejector pad 29 and sealing plug 30 and moves down, spraying control casing 25 pressure reduction, inhale the water in the dust fall water tank 39 to spraying control casing 25 in through water suction pipe 38 and water absorption check valve 37, and then realize incessant water absorption and water spray.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a broken screening equipment of passive periodic magnetic control formula mine stone which characterized in that: comprises a crushing and screening shell (1), an intermediary material linkage fine crushing mechanism (2), a magnetic suction sliding coarse crushing mechanism (3), a self-suction self-spraying dust falling mechanism (4), a passive magnetic control self-cleaning screening mechanism (5) and a power transmission mechanism (6), wherein the intermediary material linkage fine crushing mechanism (2) is arranged in the middle of the crushing and screening shell (1), the magnetic suction sliding coarse crushing mechanism (3) is arranged at the upper part of the intermediary material linkage fine crushing mechanism (2), the self-suction self-spraying dust falling mechanism (4) is symmetrically arranged at the two sides of the magnetic suction sliding coarse crushing mechanism (3), the passive magnetic control self-cleaning screening mechanism (5) is arranged at the lower part of the intermediary material linkage fine crushing mechanism (2), the power transmission mechanism (6) is arranged at the outer side wall of one side of the crushing and screening shell (1), the passive magnetic control self-cleaning screening mechanism (5) comprises a blocking prevention screening component (7) and a magnetic control self-overturning transmission component (8), the anti-blocking stone screening component (7) is arranged between the inner side walls of the middle parts of the crushing and screening shells (1), the magnetic control self-overturning transmission component (8) is arranged at the outer side of the anti-blocking stone screening component (7), the intermediary linkage fine crushing mechanism (2) comprises a first crushing roller (9), a second crushing roller (10), a first linkage cam (11) and a second linkage cam (12), the first crushing roller (9) is arranged between the inner side walls of the crushing and screening shells (1), the second crushing roller (10) is arranged close to the first crushing roller (9), the first linkage cams (11) are respectively arranged at the two ends of the first crushing roller (9), the second linkage cams (12) are symmetrically arranged at the two ends of the second crushing roller (10), and the second linkage cam (12) is arranged between the inner side walls of the first linkage cam (11) and the crushing and screening shells (1), the magnetic attraction sliding rough crushing mechanism (3) comprises a crushing pushing slider (13), a crushing linkage pushing block (14), a jaw plate rotating shaft (15), a rough crushing jaw plate (16), a crushing extrusion strip (17), a rough crushing reduction compression spring (18) and a rough crushing reduction fixing block (19), wherein the crushing and screening shell (1) is symmetrically provided with crushing pushing chutes (20), the crushing linkage pushing block (14) is symmetrically arranged between the inner side walls of the crushing and screening shell (1), the inner side walls of the crushing linkage pushing block (14) are arranged in an inclined plane, a pushing block magnetic absorption layer (21) is arranged on the inclined plane of the inner side wall of the crushing linkage pushing block (14), a pushing block wear-resistant layer (22) is arranged on the outer side of the pushing block magnetic absorption layer (21), the crushing pushing slider (13) is symmetrically arranged on the two side walls of the crushing linkage pushing block (14), and the crushing pushing slider (13) is arranged in the crushing pushing chutes (20), the crushing linkage ejector pad (14) is arranged on a first linkage cam (11) and a second linkage cam (12), the jaw plate rotating shaft (15) is symmetrically arranged between the inner side walls of the crushing and screening shell (1), one end of a coarse crushing jaw plate (16) is arranged on the jaw plate rotating shaft (15), the coarse crushing jaw plate (16) is arranged on the inclined plane of the inner side wall of the crushing linkage ejector pad (14), the coarse crushing jaw plate (16) is provided with a jaw plate magnetic absorption layer (23) by pressing close to the side wall of one side of the crushing linkage ejector pad (14), the outer side of the jaw plate magnetic absorption layer (23) is provided with a jaw plate wear-resistant layer (24), the crushing extrusion strips (17) are arranged on the coarse crushing jaw plate (16) and keep away from the side wall of one side of the jaw plate magnetic absorption layer (23), the coarse crushing reduction fixing blocks (19) are symmetrically arranged on the inner side wall of the crushing and screening shell (1), and the coarse crushing compression springs (18) are arranged on the upper wall of the crushing linkage ejector pad (14), the self-priming self-spraying dust-settling mechanism (4) comprises a spraying control shell (25), a spraying control connecting block (26), a spraying control linkage lower push block (27), a spraying control push plate (28), a spraying control linkage upper push block (29), a sealing plug (30), a shielding supporting plate (31), a spray head fixing vertical plate (32), a dust-settling water spraying spray head (33), a water outlet pipe (34), a spraying fixing upper cover (35), a water spraying one-way valve (36), a water absorbing one-way valve (37), a water absorbing pipe (38) and a dust-settling water tank (39), wherein the spraying control shell (25) is symmetrically arranged on the inner side wall of the crushing and screening shell (1), the spraying control shell (25) is a hollow cavity with an upper opening, and the spraying control shell (25) is symmetrically arranged at the middle lower part of the side wall of one side, far away from the crushing and screening shell (1), of the spraying control shell (25) is symmetrically provided with spraying control chutes (40), the spraying control linkage lower pushing block (27) is arranged in the spraying control shell (25), the spraying control pushing plate (28) is arranged on the upper wall of the spraying control linkage lower pushing block (27), the spraying control linkage upper pushing block (29) is arranged on the upper wall of the spraying control pushing plate (28), the sealing plug (30) is arranged on the upper wall of the spraying control linkage upper pushing block (29), the spraying control connecting block (26) is arranged on the lower portion of the outer side wall of the spraying control linkage lower pushing block (27), the spraying control connecting block (26) is arranged in the spraying control sliding groove (40), the spraying control connecting block (26) is arranged on the middle lower portion of the outer side wall of one side of the crushing jaw plate (16) far away from the crushing linkage pushing block (14), the spraying fixing upper cover (35) is arranged on the upper wall of the spraying control shell (25), and the shielding supporting plate (31) is arranged on the side wall of the spraying fixing upper cover (35), the sprayer fixing vertical plate (32) is arranged on the upper wall of the shielding support plate (31) and close to the spraying control shell (25), the water outlet pipe (34) is arranged on the spraying fixing upper cover (35) and the sprayer fixing vertical plate (32) in an array mode, one end of the water outlet pipe (34) penetrates through the spraying fixing upper cover (35) and is arranged in the spraying control shell (25), the other end of the water outlet pipe (34) penetrates through the sprayer fixing vertical plate (32), the dust falling sprinkling sprayer (33) is arranged at the other end of the water outlet pipe (34), the dust falling water tanks (39) are symmetrically arranged on the outer side wall of the crushing and screening shell (1), the water suction pipes (38) penetrate through the side wall of the dust falling water tank (39), the side wall of the crushing and screening shell (1) and the side wall of the spraying control shell (25), one end of the water suction pipe (38) is arranged at the upper part in the spraying control shell (25), and the other end of the dust falling water tank (38) is arranged at the inner bottom part of the dust falling water tank (39), outlet pipe (34) one end is located in water spray check valve (36), water spray check valve (36) are located and are sprayed in control casing (25), the pipe (38) one end that absorbs water is located in check valve (37) that absorbs water, water absorption check valve (37) are located and are sprayed in control casing (25), anti-blocking stone screening subassembly (7) is including screening frame (41), screening rotation axis (44), anti-blocking initiative rotation axis (45), gear linkage control cavity (71), anti-blocking driven rotation axis (46), anti-blocking initiative rotation gear (47), anti-blocking driven rotation gear (48), screening fixed support board (49) and screening buffer spring (50), screening frame (41) symmetry is located between crushing and screening casing (1) inside wall, and one of them screening frame (41) side wall array is equipped with screening rotation connecting block one (42), another screening frame (41) lateral wall array is equipped with screening rotation connecting block two (43), screening rotation connecting block one (42) and screening rotation connecting block two (43) alternate setting, screening rotation axis (44) runs through screening rotation connecting block one (42) and screening rotation connecting block two (43), screening rotation axis (44) is located between crushing and screening casing (1) inside wall, stifled initiative rotation axis (45) of anti-sticking is located between screening frame (41) inside wall, screening frame (41) lateral wall is located to gear coordinated control cavity (71), stifled initiative rotation axis (45) one end of anti-sticking rotates and locates screening frame (41) one side inside wall, stifled initiative rotation axis (45) other end of anti-sticking runs through screening frame (41) other side lateral wall, stifled initiative rotation axis (45) other end of anti-sticking runs through gear coordinated control cavity (71), anti-blocking driven rotating shaft (46) is symmetrically arranged on two sides of anti-blocking driving rotating shaft (45), one end of anti-blocking driven rotating shaft (46) is rotated to be arranged on the inner side wall of one side of screening frame (41), the other end of anti-blocking driven rotating shaft (46) penetrates through the side wall of the other side of screening frame (41), anti-blocking driving rotating shaft (45) and anti-blocking driven rotating shaft (46) are equidistantly arranged in screening frame (41), anti-blocking driving rotating gear (47) is arranged on anti-blocking driving rotating shaft (45), anti-blocking driving rotating gear (47) is arranged in gear linkage control cavity (71), anti-blocking driven rotating gear (48) is arranged on the end surface of anti-blocking driven rotating shaft (46), anti-blocking driven rotating gear (48) is arranged in gear linkage control cavity (71), two bisymmetry of screening fixed supporting plate (49) is arranged on the inner side wall of crushing and screening shell (1), the screening buffer spring (50) is arranged on the upper wall of the screening fixed supporting plate (49), the upper end of the screening buffer spring (50) is arranged on the lower wall of the screening frame (41), the magnetic control self-overturning transmission component (8) comprises a magnetic control transmission control cavity (51), a magnetic control driven bevel gear (52), a magnetic control driving bevel gear (53), a screening control rotating shaft (54), a restoring torsion spring (55), a magnetic pole control rotating body (56), a screening control magnet (57) and a rough stone discharging inclined body (58), the magnetic control transmission control cavity (51) is arranged on the outer side wall of the gear linkage control cavity (71), the magnetic control driven bevel gear (52) is arranged on one end face of the anti-blocking driving rotating shaft (45), the magnetic control driven bevel gear (52) is arranged in the magnetic control transmission control cavity (51), the screening control rotating shaft (54) is arranged on the lower wall of the magnetic control transmission control cavity (51), the screening control rotating shaft (54) penetrates through the lower wall of the magnetic control transmission control cavity (51), the magnetic control driving bevel gear (53) is arranged on the screening control rotating shaft (54), the magnetic control driving bevel gear (53) is meshed with the magnetic control driven bevel gear (52), the magnetic pole control rotating body (56) is arranged in a cuboid shape, the magnetic pole control rotating body (56) is arranged at the lower end of the screening control rotating shaft (54), the reset torsion spring (55) is arranged on the screening control rotating shaft (54), the screening control rotating shaft (54) is connected with the lower wall of the magnetic control transmission control cavity (51) through the reset torsion spring (55), the screening control magnets (57) are arranged on the upper wall of the screening fixed supporting plate (49) in pairs, the coarse stone discharging inclined body (58) is arranged on the upper wall of the screening fixed supporting plate (49), and the coarse stone discharging inclined body (58) is arranged between the screening control magnet (57) and the inner side wall of the crushing and screening shell (1).

2. The passive periodic magnetically controlled mine stone crushing and screening apparatus of claim 1, wherein: the power transmission mechanism (6) comprises a belt driving rotating shaft (59), a belt driven rotating shaft (60), a driving belt pulley (61), a driven belt pulley (62), a connecting belt (63), a motor supporting plate (64) and a rotating motor (65), wherein the belt driving rotating shaft (59) penetrates through the outer side wall of the crushing and screening shell (1), the belt driving rotating shaft (59) is connected with a first crushing roller (9), the belt driven rotating shaft (60) penetrates through the outer side wall of the crushing and screening shell (1), the belt driven rotating shaft (60) is connected with a second crushing roller (10), the motor supporting plate (64) is arranged on the outer side wall of the crushing and screening shell (1), the rotating motor (65) is arranged on the motor supporting plate (64), the rotating motor (65) is connected with the belt driving rotating shaft (59), the driving belt pulley (61) is arranged on the belt driving rotating shaft (59), drive pulley (61) are located between rotating electrical machines (65) and crushing and screening casing (1) lateral wall, driven pulley (62) are located on belt driven rotation axis (60), connect belt (63) and locate on drive pulley (61) and driven pulley (62).

3. A passive periodic magnetically controlled mine stone crushing and screening apparatus as claimed in claim 2, wherein: crushing and screening casing (1) lateral wall lower part is equipped with fine stone discharge gate (66), the lower part is equipped with rough stone discharge gate (67) in crushing and screening casing (1) lateral wall, on fine stone discharge gate (66) was located in rough stone discharge gate (67), crushing and screening casing (1) lateral wall symmetry is equipped with rough stone ejection of compact backup pad (68), rough stone ejection of compact backup pad (68) upper wall is equipped with the rough stone and places case (69), the rough stone is placed case (69) and is located rough stone discharge gate (67) lower part.

4. A passive periodic magnetically controlled mine stone crushing and screening apparatus as claimed in claim 3, characterised in that the inner bottom wall of the crushing and screening housing (1) is arranged in a symmetrical slope.

5. The passive periodic magnetically controlled mine stone crushing and screening apparatus of claim 4, wherein: the lower part of the crushing and screening shell (1) is provided with supporting legs (70) in pairwise symmetry.