CN112959530A

CN112959530A - Mine rubble dust device

Info

Publication number: CN112959530A
Application number: CN202110142096.5A
Authority: CN
Inventors: 瞿洪
Original assignee: Hangzhou Panling Machinery Technology Co ltd
Current assignee: Hangzhou Panling Machinery Technology Co ltd
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-06-15

Abstract

The invention relates to the technical field of ore processing, in particular to a mine gravel dust-settling device which comprises a cylinder shell, wherein an inner cavity is limited and arranged in the shell, a feeding through hole is horizontally formed in the right side of the left end surface of the shell, the feeding through hole is communicated with the inner cavity, a feeding rotating shaft is fixedly connected in the feeding through hole along the front-back direction, a feeding conveyor belt is sleeved on the circumferential surface of the feeding rotating shaft, a workbench is horizontally and fixedly connected to the front end surface of the shell, and a discharging through hole is formed in the lower end surface of the shell; the transmission mechanism comprises two motors fixedly connected to the lower end face of the workbench, and the two motors are symmetrically arranged with the vertical center line of the workbench; the dust fall mechanism sets up two cutting disks in the cavity including rotating to solve ore cutting machine at the cutting in-process, produce a large amount of dusts, the ore is bulky, and the deformability is little, blocks the problem very easily in the cutting process.

Description

Mine rubble dust device

Technical Field

The invention relates to the technical field of ore processing, in particular to a mine gravel dust-settling device.

Background

The ore refers to a mineral aggregate from which useful components can be extracted or which has certain utilizable performance, generally collected ore is massive, and in order to utilize the ore or extract effective components to the maximum extent, the ore is often required to be crushed and cut, so that subsequent transportation and processing are facilitated.

Disclosure of Invention

The invention aims to provide a mine broken stone dust-settling device, which solves the problems that a mineral cutting machine in the background technology generates a large amount of dust in the cutting process, the mineral size is too large, the deformability is small, and the mineral cutting machine is easy to clamp in the cutting process.

The technical scheme of the invention is as follows: a mine broken stone dust-settling device comprises a cylinder shell, wherein an inner cavity is limited in the shell, a feeding through hole is horizontally formed in the right side of the left end face of the shell, the feeding through hole is communicated with the inner cavity, a feeding rotating shaft is fixedly connected in the feeding through hole along the front-back direction, a feeding conveying belt is sleeved on the circumferential surface of the feeding rotating shaft, a workbench is horizontally and fixedly connected to the front end face of the shell, and a discharging through hole is formed in the lower end face of the shell; the transmission mechanism comprises two motors fixedly connected to the lower end face of the workbench, and the two motors are symmetrically arranged with the vertical center line of the workbench; and the dust falling mechanism comprises two cutting disks which are rotatably arranged in the inner cavity.

As a preferred scheme in the invention, the transmission mechanism further comprises two cutting shafts rotatably arranged in the inner cavity, the two cutting shafts are respectively and fixedly connected with the output ends of the two motors in a one-to-one correspondence manner, the cutting shafts are respectively arranged in the two cutting shafts along the axial direction, the lower end face of the workbench is fixedly connected with two fixing rods, the lower end circumferential surfaces of the two fixing rods are sleeved with gear shafts, and the upper ends of the two gear shafts are respectively meshed with the two cutting shafts. When needs use this device, settle this device level earlier, make exit hole and output conveyer belt mutually perpendicular, be linked together with the water pump in two cutting axles respectively, then starter motor drives the cutting axle and rotates in the inner chamber, then utilizes the feeding conveyer belt to carry out broken ore from the feed through hole transport the inner chamber.

As a preferred scheme in the invention, the dust falling mechanism further comprises at least two cutting disks fixedly connected to the outer circumferential surfaces of the two cutting shafts respectively, the plurality of cutting disks are arranged at equal intervals along the axial direction of the cutting shafts, the cutting disks of the two cutting shafts are arranged in a relative staggered manner, at least two cutting knife sliding grooves are arranged on the circumferential side surfaces of the cutting disks along the radial direction, the plurality of cutting knife sliding grooves are arranged at equal intervals along the circumferential direction of the cutting disks, a sliding shaft through groove is arranged on the bottom surface of the plurality of cutting knife sliding grooves along the radial direction of the cutting disks, a water wheel groove is arranged on the bottom surface of the sliding shaft through groove along the circumferential direction of the sliding shaft through groove, a connecting through hole is arranged on the bottom surface of the water wheel groove along the radial direction of the cutting disks, the connecting through hole is communicated with the inner portions of the cutting, a plurality of water spraying through holes are arranged at equal intervals along the circumferential direction of the discharging roller shaft, the water spraying through holes are communicated with the water wheel grooves, the dust falling mechanism also comprises a cutting knife which is arranged inside the cutting knife sliding groove in a sliding way, the bottom surface of the cutting knife is fixedly connected with a sliding shaft, a limiting plate is sleeved on the circumferential surface of the sliding shaft, the top surface of the limiting plate is contacted with the bottom surface of the cutting knife, the bottom surface of the limit plate is fixedly connected with the bottom surface of the cutting knife sliding chute through a first spring, a rectangular groove is arranged on the circumferential surface of the sliding shaft along the axial direction, a water wheel is rotatably arranged in the water wheel groove and is sleeved on the circumferential surface of the sliding shaft, one third to two thirds of the sliding shaft are provided with hemp poles which pass through the water wheel, the water wheel can be driven to rotate in the water wheel groove, and the outer end opening of the water spraying through hole is parallel to the outer side edge of the cutting knife. The cutting disc is driven to synchronously rotate when the motor rotates, when ores enter the inner cavity, the ores firstly contact with the cutting edge of the cutting knife, the cutting knife moves towards the inner part of the cutting knife sliding groove under the extrusion action of the ores, so that the impact force of the ores on the cutting knife in the process of falling is reduced, the damage of the cutting knife under the gravity action of the ores is avoided, the service life of the cutting knife is prolonged, when the cutting knife moves towards the cutting knife sliding groove, the limiting plate is pushed to extrude the first spring, the sliding shaft is pushed to move along the sliding shaft through groove when the limiting plate moves, the twisted rod and the water wheel are meshed with each other, the water wheel is driven to do rotary motion in the water wheel groove, when the sliding shaft moves towards the motor, the cutting shaft is mutually communicated with the water wheel groove through the rectangular groove, water in the cutting shaft enters the water wheel groove along the rectangular groove, and is sprayed out along the water spraying, thereby mix with the dust that the cutting knife cutting ore in-process produced, and then avoid the ore cutting in-process dust to spill over from the cutting machine, reduce the production of raise dust, prevent to pollute the operation environment and threaten workman healthy, reduce the destruction to peripheral ecological environment, the pollution of groundwater has been avoided, through every cutting knife of every water spray through-hole one-to-one, the effect of accomplishing the fixed point and removing dust in the messenger ore cutting process, the cutting dish through crisscross relative setting makes and is convenient for avoid taking place the jamming phenomenon to the ore cutting in-process among the cutting process, lead to unable continuation work, thereby effectual improvement work efficiency.

As a preferred scheme in the invention, the transmission mechanism further comprises two transmission shafts rotatably arranged in the inner cavity, the two transmission shafts are symmetrically arranged along a vertical central line of the shell, a rear transmission sleeve and a front transmission sleeve are respectively sleeved on the circumferential surfaces of the two transmission shafts, the rear transmission sleeve and the front transmission sleeve are symmetrically arranged along the vertical central line of the transmission shafts, a transmission shaft front gear is fixedly connected to the front end surface of the transmission shaft, a transmission sleeve front gear is fixedly connected to the front end surface of the front transmission sleeve, the lower end of the gear shaft is respectively meshed with the transmission shaft front gear and the transmission sleeve front gear, a rear roller shaft is fixedly connected to the outer circumferential surface of the front transmission sleeve, at least two front spiral grooves are formed in the outer circumferential surface of the rear roller shaft, and the front spiral grooves are arranged at equal intervals along the circumferential direction of the rear roller shaft; the rear end face fixedly connected with transmission shaft rear gear of transmission shaft, the rear end face fixedly connected with transmission sleeve rear gear of back transmission sleeve, two L shape poles of the rear end face fixedly connected with of casing, two the L shape pole sets up with the vertical central line symmetry of casing, the vertical end rotation of L shape pole is provided with transmission gear shaft, transmission gear shaft respectively with transmission shaft rear gear and transmission sleeve rear gear intermeshing, the roll-in axle before the periphery fixedly connected with of back transmission sleeve, at least two back helicla flutes, a plurality of have been seted up to the outer periphery of preceding roll-in axle the circumferencial direction equidistant setting of back helicla flute along preceding roll-in axle. When the motor is started, the gear shaft synchronously rotates through vertical meshing with the output shaft of the motor, so as to drive the front gear of the transmission shaft and the front gear of the transmission sleeve to synchronously and reversely rotate, so that the transmission shaft and the front transmission sleeve coaxially rotate in the same axial direction, the rear roller pressing shaft on the right side rotates anticlockwise in the front-back direction, the rear roller pressing shaft on the right side rotates clockwise in the front-back direction, so that ores which are not completely cut are upwards turned up, the ores are in contact with the cutting disc again, the ores are completely cut, the working efficiency of ore crushing is further improved, meanwhile, the cut crushed stones can slide along the front spiral groove in the rotating process of the rear roller pressing shaft and are finally discharged from the discharge through hole, the discharge speed is increased, the phenomenon that the crushed stones are accumulated in the inner cavity due to secondary cutting and are cut and blocked is avoided, and the rear gear of the transmission shaft is driven to synchronously rotate when the transmission shaft rotates, the rear gear of the transmission sleeve is driven to rotate through the conversion of the transmission gear shaft, so that the front rolling shaft rotates in the opposite direction of the transmission shaft, and the same function of the rear rolling shaft is realized.

As a preferred scheme in the invention, the dust falling mechanism further comprises a discharging roller shaft fixedly connected to the circumferential surface of the transmission shaft, annular grooves are axially formed in the circumferential surfaces of two sides respectively, four trapezoidal rods are rotatably arranged in the annular grooves, the four trapezoidal rods are arranged at equal intervals along the circumferential direction, the four trapezoidal rods are respectively connected with the circumferential side end surfaces of the discharging roller shaft in a specified manner, eight knocking block through grooves are formed in the circumferential surface of the discharging roller shaft, every four knocking block through grooves are arranged at equal intervals along the axial direction of the discharging roller shaft, each group of knocking block through grooves are arranged at equal intervals along the circumferential direction of the discharging roller shaft, a knocking block is respectively arranged in each knocking block through groove in a sliding manner, two connecting plate sliding grooves are formed in the side end surface of each knocking block through groove along the radial direction of the discharging roller shaft, and the two connecting plate sliding grooves are symmetrically arranged, the inside of connecting plate spout is fixed with the connecting plate through the second spring, the side end face of connecting plate and the periphery fixed connection who strikes the piece, it is further, when the transmission shaft rotates, it rotates to drive row material roller, thereby drive the interior intracavity and cut the ore, along with two row material roller relative rotations, arrange the ore between the material roller and carry out simple crushing to two, and accomplish the ore transportation function, when arranging material roller and ore contact, the periphery that the trapezoidal pole followed under the drive with rotates, thereby will strike intermittent type nature jack-up between the piece, the upper end of messenger hits the ore of arranging between the material roller and hits the beating, make the ore form the crack from the outside interior, make things convenient for the operation of follow-up crushing work, strike the piece and lead to the groove from the piece that strikes in the drive of connecting plate under the effect of second spring and reset after the trapezoidal pole rotates.

Advantageous effects

The invention provides a mine gravel dust-settling device through improvement, and compared with the prior art, the mine gravel dust-settling device has the following improvements and advantages:

1. by means of the one-to-one correspondence of each water spraying through hole to each cutting knife, dust generated in the ore cutting process of the cutting knives is mixed, thereby avoiding the dust and dust from overflowing from the cutting machine in the ore cutting process, reducing the generation of flying dust, preventing the pollution to the working environment from threatening the health of workers, reducing the damage to the surrounding ecological environment, avoiding the pollution of underground water, and realizing the fixed-point dust removal effect in the ore cutting process,

2. make the cutting process in be convenient for avoid the ore cutting to take place to block the phenomenon in the cutting process through the relative cutting dish that sets up that interlocks, lead to unable continuation work to effectual improvement work efficiency.

3. Set up back roll-in axle through coaxial antiport and guarantee that the ore is cut completely, further improvement ore crushing work efficiency, meanwhile at the back roll-in axle pivoted in-process cut good rubble can slide along preceding helicla flute, discharge from discharging hole at last, increase exhaust speed, avoid causing the rubble to pile up at the inner chamber because of the secondary cutting, cause the dead phenomenon of cutting card to take place.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a top view of the present invention.

Fig. 3 is a side view of the present invention.

Fig. 4 is a top perspective view of the present invention.

Fig. 5 is a perspective view, cut away at a-a in fig. 2.

Fig. 6 is a partially enlarged view of the portion Q in fig. 5.

Fig. 7 is a perspective view of the cross-section at S-S in fig. 2.

Fig. 8 is a partially enlarged view of W in fig. 7.

Fig. 9 is a perspective view of fig. 3 taken in section D-D.

Fig. 10 is a partially enlarged view of a portion E of fig. 9.

In the figure, a shell 10, an inner cavity 11, a feeding through hole 12, a feeding rotating shaft 13, a feeding conveyor belt 14, a workbench 15, a motor 16, a fixing rod 17, a gear shaft 18, a transmission shaft front gear 19, an L-shaped rod 20, a transmission gear shaft 21, a transmission shaft 22, a transmission shaft rear gear 23, a transmission sleeve rear gear 24, a rear transmission sleeve 25, a front rolling shaft 26, a front transmission sleeve 27, a transmission sleeve front gear 28, a rear rolling shaft 29, a discharging roller shaft 30, a cutting disc 31, a cutting knife sliding chute 32, a cutting knife 33, a sliding shaft 34, a limiting plate 35, a sliding shaft through groove 36, a water wheel groove 37, a water wheel 38, a rectangular groove 39, a water spraying through hole 40, a circular groove 41, a trapezoidal rod 42, a knocking block through groove 43, a knocking block 44, a connecting plate sliding groove 45, a connecting plate 46, a cutting shaft inner cavity 47, a connecting through hole 48, a discharging through hole 49.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 10, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1, 4 and 5, the invention relates to a mine gravel dust-settling device, which comprises a cylindrical shell 10, wherein an inner cavity 11 is limited in the shell 10, a feeding through hole 12 is horizontally formed in the right side of the left end surface of the shell 10, the feeding through hole 12 is communicated with the inner cavity 11, a feeding rotating shaft 13 is fixedly connected in the feeding through hole 12 along the front-back direction, a feeding conveyor belt 14 is sleeved on the circumferential surface of the feeding rotating shaft 13, a workbench 15 is horizontally and fixedly connected to the front end surface of the shell 10, and a discharging through hole 49 is formed in the lower end surface of the shell 10; the transmission mechanism comprises two motors 16 fixedly connected to the lower end face of the workbench 15, and the two motors 16 are symmetrically arranged on the vertical central line of the workbench 15; dust fall mechanism, dust fall mechanism are including rotating two cutting discs 31 that set up in inner chamber 11.

As shown in fig. 3, 7 and 9, the transmission mechanism further includes two cutting shafts 66 rotatably disposed in the inner cavity 11, the two cutting shafts 66 are respectively and fixedly connected with the output ends of the two motors 16 in a one-to-one correspondence manner, the cutting shaft inner cavities 47 are respectively disposed inside the two cutting shafts 66 along the axial direction, the lower end surface of the workbench 15 is fixedly connected with two fixing rods 17, the lower end circumferential surface of the two fixing rods 17 is sleeved with a gear shaft 18, and the upper ends of the two gear shafts 18 are respectively engaged with the two cutting shafts 66.

Further, when the device needs to be used, the device is horizontally arranged, the discharge through hole 49 is perpendicular to the output conveyor belt, the inner cavities 47 of the two cutting shafts are respectively communicated with the water pump, then the starting motor 16 drives the cutting shaft 66 to rotate in the inner cavity 11, and then ores needing to be crushed are conveyed into the inner cavity 11 from the feed through hole 12 by the feed conveyor belt 14.

As shown in fig. 5, 6 and 9, the dust falling mechanism further includes at least two cutting discs 31 respectively fixedly connected to the outer circumferential surfaces of the two cutting shafts 66, the cutting discs 31 are equidistantly arranged along the axial direction of the cutting shafts 66, the cutting discs 31 of the two cutting shafts 66 are relatively staggered, the circumferential side surface of the cutting disc 31 is radially provided with at least two cutting knife sliding grooves 32, the cutting knife sliding grooves 32 are equidistantly arranged along the circumferential direction of the cutting disc 31, the bottom surfaces of the cutting knife sliding grooves 32 are radially provided with sliding shaft through grooves 36 along the cutting disc 31, the bottom surfaces of the sliding shaft through grooves 36 are circumferentially provided with water wheel grooves 37 along the sliding shaft through grooves 36, the bottom surfaces of the water wheel grooves 37 are radially provided with connecting through holes 48 along the cutting disc 31, the connecting through holes 48 are mutually communicated with the cutting shaft inner cavity 47, the circumferential side surface of the cutting disc 31 is radially provided with at least two water spraying through holes 40 along the, the dust settling mechanism further comprises a cutting knife 33 arranged inside the cutting knife sliding groove 32 in a sliding mode, the bottom surface of the cutting knife 33 is fixedly connected with a sliding shaft 34, a limiting plate 35 is sleeved on the circumferential surface of the sliding shaft 34, the top surface of the limiting plate 35 is in contact with the bottom surface of the cutting knife 33, the bottom surface of the limiting plate 35 is fixedly connected with the bottom surface of the cutting knife sliding groove 32 through a first spring, a rectangular groove 39 is formed in the circumferential surface of the sliding shaft 34 in the axial direction, a water wheel 38 is rotatably arranged inside the water wheel groove 37, the water wheel 38 is sleeved on the circumferential surface of the sliding shaft 34, a hemp stalk is arranged at one-third to two-thirds of the sliding shaft 34, and when the hemp stalk passes through the water wheel 38, the water wheel 38 is driven to rotate in the water wheel groove 37, and the outer port of the water spraying through hole 40 is parallel to the outer edge of the cutting knife 33.

Further, when the motor 16 rotates, the cutting disc 31 is driven to synchronously rotate, when ore enters the inner cavity 11, the ore firstly contacts with the cutting edge of the cutting knife 33, the cutting knife 33 moves towards the inner part of the cutting knife chute 32 under the extrusion action of the ore, so that the impact force of the ore on the cutting knife 33 in the process of falling is reduced, the damage of the cutting knife 33 under the gravity action of the ore is avoided, the service life of the cutting knife 33 is prolonged, when the cutting knife 33 moves towards the cutting knife chute 32, the limiting plate 35 is pushed to extrude the first spring, when the limiting plate 35 moves, the sliding shaft 34 is pushed to move along the sliding shaft through groove 36, the twist rod and the water wheel 38 are meshed with each other, the water wheel 38 is driven to rotate in the water wheel groove 37, when the sliding shaft 34 moves towards the motor 16, the inner cavity 47 of the cutting shaft is mutually communicated with the water wheel groove 37 through the rectangular groove 39, water in the inner cavity 47 of the cutting shaft enters the water wheel groove 37 along, spout along water spray through hole 40 under water wheels 38 rotation, thereby mix with the dust that cutting knife 33 cutting ore in-process produced, and then avoid ore cutting in-process dust to spill over from the cutting machine, reduce the production of raise dust, prevent to pollute the operation environment and threaten workman's health, reduce the destruction to peripheral ecological environment, the pollution of groundwater has been avoided, through every cutting knife 33 of 40 one-to-one of every water spray through hole, make possible the effect of fixed point dust removal among the ore cutting process, make cutting disk 31 through crisscross relative setting be convenient for avoid the ore cutting to take place the jamming phenomenon among the cutting process, lead to unable continuation work, thereby effectual improvement work efficiency.

As shown in fig. 4, 7 and 9, the transmission mechanism further includes two transmission shafts 22 rotatably disposed in the inner cavity 11, the two transmission shafts 22 are symmetrically disposed about a vertical center line of the housing 10, a rear transmission sleeve 25 and a front transmission sleeve 27 are respectively sleeved on circumferential surfaces of the two transmission shafts 22, the rear transmission sleeve 25 and the front transmission sleeve 27 are symmetrically disposed along the vertical center line of the transmission shafts 22, a transmission shaft front gear 19 is fixedly connected to a front end surface of the transmission shaft 22, a transmission sleeve front gear 28 is fixedly connected to a front end surface of the front transmission sleeve 27, a lower end of the gear shaft 18 is respectively engaged with the transmission shaft front gear 19 and the transmission sleeve front gear 28, a rear roller shaft 29 is fixedly connected to an outer circumferential surface of the front transmission sleeve 27, at least two front spiral grooves 50 are disposed on an outer circumferential surface of the rear roller shaft 29, and a plurality of the front spiral grooves 50 are disposed at equal intervals along a circumferential direction of; a rear end face of the transmission shaft 22 is fixedly connected with a transmission shaft rear gear 23, a rear end face of the rear transmission sleeve 25 is fixedly connected with a transmission sleeve rear gear 24, the rear end face of the shell 10 is fixedly connected with two L-shaped rods 20, the two L-shaped rods 20 are symmetrically arranged with a vertical central line of the shell 10, a transmission gear shaft 21 is rotatably arranged at the vertical end of each L-shaped rod 20, the transmission gear shaft 21 is respectively meshed with the transmission shaft rear gear 23 and the transmission sleeve rear gear 24, a front rolling shaft 26 is fixedly connected with the circumferential surface of the rear transmission sleeve 25, at least two rear spiral grooves 51 are formed in the outer circumferential surface of the front rolling shaft 26, and the rear spiral grooves 51 are arranged at equal intervals along the circumferential direction of the front rolling shaft.

Further, when the motor 16 is started, the gear shaft 18 synchronously rotates through vertical meshing with the output shaft of the motor 16, so as to drive the transmission shaft front gear 19 and the transmission sleeve front gear 28 to synchronously rotate in opposite directions, so that the transmission shaft 22 and the front transmission sleeve 27 coaxially rotate in the same axial direction, the rear roller pressing shaft 29 on the right side rotates anticlockwise in the front-back direction, the rear roller pressing shaft 29 on the right side rotates clockwise in the front-back direction, so that ores which are not completely cut are turned up, the ores are in contact with the cutting disc 31 again, the ores are ensured to be completely cut, the working efficiency of ore crushing is further improved, meanwhile, the cut crushed stones can slide along the front spiral groove 50 in the rotating process of the rear roller pressing shaft 29 and are finally discharged from the discharge through hole 49, the discharge speed is increased, and the accumulation of the crushed stones in the inner cavity 11 caused by secondary cutting is avoided, the cutting jamming phenomenon is caused, when the transmission shaft 22 rotates, the transmission shaft rear gear 23 is driven to synchronously rotate, the transmission gear shaft 21 is converted to drive the transmission sleeve rear gear 24 to rotate, the front rolling shaft 26 rotates in the direction opposite to that of the transmission shaft 22, and the same function of the rear rolling shaft 29 is realized.

As shown in fig. 8, 9 and 10, the dust falling mechanism further includes a discharging roller 30 fixedly connected to the circumferential surface of the transmission shaft 22, circumferential grooves 41 are axially formed on the circumferential surfaces of both sides of the discharging roller 30, four trapezoidal bars 42 are rotatably arranged in the circumferential grooves 41, the four trapezoidal bars 42 are arranged at equal intervals along the circumferential direction of the discharging roller 30, the four trapezoidal bars 42 are respectively connected with circumferential side end surfaces of 26 and 29 in a prescribed manner, eight knocking block through grooves 43 are formed on the circumferential surface of the discharging roller 30, each group of the eight knocking block through grooves 43 is arranged at equal intervals along the axial direction of the discharging roller 30, each group of the knocking block through grooves 43 is arranged at equal intervals along the circumferential direction of the discharging roller 30, a knocking block 44 is slidably arranged inside each knocking block through groove 43, two connecting plate sliding grooves 45 are formed on the side end surface of the knocking block through groove 43 along the radial direction of the discharging roller 30, the two connecting plate sliding, a connecting plate 46 is fixed inside the connecting plate sliding groove 45 through a second spring, and the side end face of the connecting plate 46 is fixedly connected with the circumferential face of the knocking block 44.

Further, when transmission shaft 22 rotated, it rotated to drive row material roller 30, thereby drive the good ore of cutting in the inner chamber 11, along with two row material roller 30 rotate relatively, carry out simple crushing to two ore of arranging between the material roller 30, and accomplish the ore transportation function, when arranging material roller 30 and ore contact, trapezoidal pole 42 rotates along 41 the periphery under 26 and 29's drive, thereby will strike piece 44 intermittent type nature jack-up, make 44 the upper end strike row material roller within a definite time ore, make the ore form the crack from the outside-in, make things convenient for the operation of follow-up crushing work, strike piece 44 after trapezoidal pole 42 rotates and reset from strikeing piece logical groove 43 through the drive of connecting plate 46 under the effect of second spring.

Claims

1. The utility model provides a mine rubble dust device, includes cylinder casing (10), its characterized in that: an inner cavity (11) is limited and arranged in the shell (10), a feeding through hole (12) is horizontally formed in the right end face of the shell (10), the feeding through hole (12) is communicated with the inner cavity (11), a feeding rotating shaft (13) is fixedly connected in the feeding through hole (12) along the front-back direction, a feeding conveying belt (14) is sleeved on the circumferential surface of the feeding rotating shaft (13), a workbench (15) is horizontally and fixedly connected to the front end face of the shell (10), and a discharging through hole (49) is formed in the lower end face of the shell (10);

the transmission mechanism comprises two motors (16) fixedly connected to the lower end face of the workbench (15), and the two motors (16) are symmetrically arranged along the vertical central line of the workbench (15);

the dust fall mechanism comprises two cutting disks (31) which are rotatably arranged in an inner cavity (11).

2. The mine gravel dust settling device of claim 1, which is characterized in that: drive mechanism is still including rotating two cutting axle (66) that set up in inner chamber (11), two cutting axle (66) respectively with the output one-to-one fixed connection of two motors (16), two cutting epaxial (47) have been seted up respectively along the axial to the inside of cutting axle (66), two dead lever (17) of lower terminal surface fixedly connected with of workstation (15), two gear shaft (18) upper end is equipped with two cutting axle (66) intermeshing respectively.

3. The mine gravel dust settling device of claim 2, wherein: the dust fall mechanism further comprises at least two cutting disks (31) fixedly connected to the outer circumferential surfaces of the two cutting shafts (66) respectively, the cutting disks (31) are arranged at equal intervals along the axial direction of the cutting shafts (66), the cutting disks (31) of the two cutting shafts (66) are arranged in a relative staggered manner, at least two cutting knife sliding grooves (32) are formed in the circumferential side surface of each cutting disk (31) along the radial direction, the cutting knife sliding grooves (32) are arranged at equal intervals along the circumferential direction of the cutting disks (31), sliding shaft through grooves (36) are formed in the bottom surfaces of the cutting knife sliding grooves (32) along the radial direction of the cutting disks (31), water wheel grooves (37) are formed in the bottom surfaces of the sliding shaft through grooves (36) along the circumferential direction of the sliding shaft through grooves (36), and connecting through holes (48) are formed in the bottom surfaces of the water wheel grooves (37) along the radial direction of the cutting disks, connect through hole (48) and cutting in the axle (47) communicate each other, at least two water spray through-holes (40), a plurality of have radially been seted up along cutting dish (31) to the circumference side of cutting dish (31) water spray through-holes (40) are along the circumferencial direction equidistant setting of arranging material roller axle (30), water spray through-holes (40) and water wheel groove (37) communicate each other.

4. The mine gravel dust settling device of claim 3, wherein: dust fall mechanism is still including sliding setting at inside cutting knife (33) of cutting knife spout (32), cutting knife (33) bottom surface fixedly connected with sliding shaft (34), the cover is equipped with limiting plate (35) on the periphery of sliding shaft (34), the top surface of limiting plate (35) contacts with the bottom surface of cutting knife (33), the bottom surface fixed connection of the underrun of limiting plate (35) through first spring and cutting knife spout (32), rectangular channel (39) have been seted up along axial direction on the periphery of sliding shaft (34), the inside rotation of water wheel groove (37) is provided with water wheels (38), water wheels (38) cover is established on the periphery of sliding shaft (34).

5. The mine gravel dust settling device of claim 4, wherein: one third to two thirds of the section of the sliding shaft (34) is a twist rod, when the twist rod passes through the water wheel (38), the twist rod can drive the water wheel (38) to rotate in the water wheel groove (37), and the outer port of the water spraying through hole (40) is parallel to the outer side edge of the cutting knife (33).

6. The mine gravel dust settling device of claim 2, wherein: the transmission mechanism further comprises two transmission shafts (22) rotatably arranged in the inner cavity (11), the two transmission shafts (22) are symmetrically arranged along the vertical central line of the shell (10), the two transmission shafts (22) are sleeved with a rear transmission sleeve (25) and a front transmission sleeve (27) on the circumferential surface respectively, the rear transmission sleeve (25) and the front transmission sleeve (27) are symmetrically arranged along the vertical central line of the transmission shafts (22), the front end surface of each transmission shaft (22) is fixedly connected with a transmission shaft front gear (19), the front end surface of each front transmission sleeve (27) is fixedly connected with a transmission sleeve front gear (28), the lower end of the gear shaft (18) is meshed with the transmission shaft front gear (19) and the transmission sleeve front gear (28) respectively, the outer circumferential surface of each front transmission sleeve (27) is fixedly connected with a rear rolling shaft (29), and the outer circumferential surface of each rear rolling shaft (29) is provided with at least two front spiral grooves (50), the front spiral grooves (50) are arranged at equal intervals along the circumferential direction of the rear rolling shaft (29); rear end face fixedly connected with transmission shaft rear gear (23) of transmission shaft (22), rear end face fixedly connected with transmission sleeve rear gear (24) of back transmission sleeve (25), two L shape pole (20) of rear end face fixedly connected with of casing (10), two L shape pole (20) set up with the vertical central line symmetry of casing (10), the vertical end of L shape pole (20) is rotated and is provided with transmission gear axle (21), transmission gear axle (21) respectively with transmission shaft rear gear (23) and transmission sleeve rear gear (24) intermeshing, roll-in axle (26) before the periphery fixedly connected with of back transmission sleeve (25), two at least back helicla flute (51) have been seted up to the outer periphery of preceding roll-in axle (26), and is a plurality of back helicla flute (51) are along the equidistance setting of the circumferencial direction of preceding roll-in axle (26).

7. The mine gravel dust settling device of claim 6, wherein: dust fall mechanism still includes row material roller (30) of fixed connection on transmission shaft (22) periphery, circular ring groove (41) have been seted up to the both sides periphery of (30) axial respectively, circular ring groove (41) internal rotation is provided with four trapezoidal poles (42), four the equidistant setting of circumferencial direction along (30) of trapezoidal pole (42), four trapezoidal pole (42) are connected with the circumference side terminal surface regulation of (26) and (29) respectively, eight are beaten logical groove (43) of piece seted up on the periphery of row material roller (30), eight beat the equidistant setting of axial direction along row material roller (30) of logical groove (43) of piece, every four every group beat the equidistant setting of the circumferencial direction along row material roller (30) of logical groove (43), every the inside of beating the logical groove (43) of piece slides respectively and is provided with beats piece (44), two connecting plate chutes (45) are formed in the side end face of the knocking block through groove (43) along the radial direction of the discharging roller shaft (30), the two connecting plate chutes (45) are symmetrically arranged along the central axis of the knocking block (44), a connecting plate (46) is fixed inside the connecting plate chute (45) through a second spring, and the side end face of the connecting plate (46) is fixedly connected with the circumferential face of the knocking block (44).