CN212068974U - Environment-friendly vertical sand making machine capable of discharging in two-way grading manner - Google Patents

Abstract

The utility model discloses an environment-friendly vertical sand making machine with bidirectional grading discharge, which comprises a middle shell, an upper shell, a lower shell, an upper shaft seat and a lower shaft seat; the middle shell is a cylinder with openings at the upper end and the lower end, a maintenance window is arranged on the side surface of the middle shell, and one side of the maintenance window is connected with a bin door through a rotating shaft; the upper shell is a hollow round table shape with a closed upper end and an open lower end, the lower end of the upper shell is detachably connected with the upper end of the middle shell and is communicated with the inner part of the middle shell, an upper air pipe which is vertical to the side surface of the upper shell and is communicated with the inner part of the upper shell is arranged on the side surface of the upper shell, and a third connecting flange is welded at the top end of the upper air pipe; the lower casing is the open cavity radius circular truncated cone type in upper and lower end, and the outside welding of first separation cover has the second separation cover, and the return air inlet has evenly been seted up on the side upper portion of second separation cover. Can flow the coarse sand that forms after smashing the stone through the discharge gate, fine sand dust etc. are taken out through last tuber pipe, have both guaranteed fine sand quality, can utilize fine sand dust again.

Description

Environment-friendly vertical sand making machine capable of discharging in two-way grading manner

Technical Field

The utility model relates to an environmental protection system sand machine technical field specifically is a vertical system sand machine of environmental protection of two-way hierarchical ejection of compact.

Background

Sandstone is one of main building materials, the consumption of sandstone is huge, and people collect river sand in rivers to be used as building materials before, but with the increasing severity of environmental protection situation, the river sand is prohibited from collecting sand privately, so that a sand making machine is needed to crush larger stones to make sand.

In the prior art, publication number CN208357004U discloses a vertical system sand machine, and its technical scheme main points are: including feeder hopper, broken chamber, grinder, be provided with the breaker of broken bold building stones in the feeder hopper, breaker includes vertical setting in feeder hopper middle part and feeder hopper fixed connection's grinding post, it has the grinding lug of evenly arranging to slide on global to be connected with on the grinding post, be provided with the drive in the grinding post and grind the supplementary extrusion subassembly of lug to keeping away from grinding post center removal, the feeder hopper inner peripheral surface is vertical to be provided with a plurality of stripper plate and the drive stripper plate and grind the driving piece of post global motion relatively, the level is provided with and rotates with the feeder hopper to be connected and is used for accepting the dish of accepting the building stones, accepts to set up the leak source that a plurality of is used for the hourglass material on the dish. Carry out broken preliminary treatment to bold material, prevent that system sand machine from blockking up at the in-process of grinding, influencing grinding efficiency.

The sand making machine adopts a single crushing structure and a sand discharging structure, fine sand flows out after crushing, and meanwhile, sand and dust can not be collected and utilized in production, so that not only is the environment polluted, but also the waste of fine sand dust resources is caused, and therefore, the environment-friendly vertical sand making machine capable of discharging in a two-way grading mode is provided.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a vertical system sand machine of environment-friendly of two-way hierarchical ejection of compact, can smash the coarse sand that forms after the stone flows through the discharge gate, and fine sand dust etc. is taken out through last tuber pipe, neither produces the dust, can utilize fine sand again, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: an environment-friendly vertical sand making machine capable of discharging in two directions in a grading manner comprises a middle shell, an upper shell, a lower shell, an upper shaft seat and a lower shaft seat;

a middle shell: the device is characterized in that the device is a cylinder with openings at the upper end and the lower end, a maintenance window is arranged on the side surface of the cylinder, and one side of the maintenance window is connected with a bin door through a rotating shaft;

an upper housing: the upper shell is a hollow round table shape with a closed upper end and an open lower end, the lower end of the upper shell is detachably connected with the upper end of the middle shell, the upper shell and the middle shell are communicated with each other, an upper air pipe which is vertical to the side surface of the upper shell and is communicated with the inside of the upper shell is arranged on the side surface of the upper shell, and a third connecting flange is welded at the top end of the upper air pipe;

a lower housing: the air inlet is a hollow inverted circular truncated cone with an opening at the upper end and an opening at the lower end, the outer side of the lower end is supported by supporting legs, the upper end of the lower shell is welded with the lower end of the middle shell, the upper end of the lower shell is communicated with the inner part of the middle shell, the lower end of the side surface of the lower shell is uniformly provided with a discharge hole, the bottom of the lower shell is welded with a first separation cover, the outer side of the first separation cover is welded with a second separation cover, and the upper part of the;

an upper shaft seat: the upper end of the upper main shaft is fixedly arranged on the upper wall of the inner cavity of the upper shell, the lower end of the upper shaft seat is connected with the lower end of the inner wall of the upper shell through an upper connecting ring, an upper main shaft is rotatably arranged in the upper shaft seat, the upper end of the upper main shaft extends to the outside of the upper shell and is connected with an upper driving device, and the lower end of the upper main shaft is connected with an analyzer through a connecting plate;

a lower shaft seat: the lower shaft seat is arranged at the upper end of the second separation cover, and the lower end of the lower shaft seat is fixed with the inner wall of the second separation cover through a support rod; a lower main shaft is rotationally arranged in the lower shaft seat, the lower end of the lower main shaft is connected with a lower driving device, a material distribution disc is fixed at the upper part of the lower main shaft, a hammer disc is arranged at the lower end of the material distribution disc, and a hammer head is arranged on the side surface of the hammer disc;

wherein: the grate bar assembly is arranged on the mounting seat, and the outer chuck and the inner chuck are respectively buckled outside and inside the upper end of the grate bar assembly;

wherein: still include feeder hopper and inlet pipe, the inlet pipe slope sets up its lower extreme and penetrates branch charging tray upper portion, and the middle part casing is worn out and the feeder hopper is installed to the inlet pipe upper end.

Preferably, the lower extreme welding of middle part casing has first flange, the lower extreme welding of upper portion casing has the second flange, the screw that corresponds on first flange and the second flange passes through bolted connection.

Preferably, the upper end of the upper shaft seat is provided with a first bearing seat and a second bearing seat from the upper end to the lower end respectively.

Preferably, the analyzer comprises a hollow circular truncated cone-shaped analysis disc and an analysis sheet, the upper end of the analysis disc is fixedly connected with the connecting plate, the lower end of the analysis sheet is obliquely welded at the bottom of the outer side of the analysis disc, the upper end of the analysis sheet is inserted into the annular chute at the lower end of the upper connecting ring, the lower end of the analysis sheet is a rectangular sheet and is matched with the analysis disc, the analysis sheet is obliquely arranged, the central extension line of the analysis sheet is not coincided with the center of the analysis disc, and the inclination angle range of the analysis sheet is 4-30 degrees.

Preferably, the grid assembly comprises two bottom plates, two grids and a connecting block, the bottom plates at the lower ends of the two bottom plates are clamped in the grooves in the mounting seat, two vertically placed grids are fixed between the two bottom plates, and the connecting block is transversely fixed between the two grids.

Preferably, go up drive arrangement and include first belt pulley, first connecting belt, second belt pulley, first motor, first belt pulley cup joints the upper end at last main shaft, and first belt pulley is connected with the second belt pulley through first connecting belt, and the second belt pulley cup joints on the main shaft of first motor, and first motor is fixed in the upper portion casing outside through first mounting panel.

Preferably, lower drive arrangement includes third belt pulley, second belt, fourth belt pulley and second motor, the lower extreme of main shaft under the third belt pulley cup joints, and the third belt pulley passes through the second belt to be connected with the fourth belt pulley, and the fourth belt pulley cup joints on the main shaft of second motor, and the second motor passes through the second mounting panel to be fixed on the supporting leg.

Preferably, a lower air inlet pipe which is vertical to the side surface of the lower shell and is communicated with the inside of the lower shell is fixed at the upper end of the lower shell, and a fourth connecting flange is welded at the tail end of the lower air inlet pipe.

Preferably, the upper end and the lower end of the lower shaft seat are respectively provided with a third bearing seat and a fourth bearing seat.

Preferably, the bottom welding of supporting leg has the callus on the sole, and the installation screw has been seted up at the callus on the sole four corners, connects through consolidating the horizontal pole between the adjacent supporting leg.

Compared with the prior art, the beneficial effects of the utility model are that: this vertical system sand machine of environment-friendly of two-way hierarchical ejection of compact has following benefit:

1. massive grit enters into the inlet pipe through the feeder hopper and from this diameter enters into the branch charging tray, then falls into the circular intracavity that the grid section subassembly enclosed, and the feeding is convenient, and the second motor rotates and makes lower main shaft rotate through the transmission of tep reel, thereby the rotation of lower main shaft drives the hammer disks and drives the tup rotation, hits the bold grit and beats the breakage to massive grit, and broken thoroughly, less grit flows through the grid section clearance after the breakage, flows through the discharge gate of bottom, is convenient for collect the fine sand.

2. The air inlet of the air outlet of the air blower outside is connected through the fourth connection method of the lower air inlet pipe, air enters the ring surrounded by the grate assembly through the air return port, the crushed sand and stone of the hammer head are blasted, fine sand is left, a certain screening function is achieved, dust of the fine sand is blown upwards into the middle shell through the air direction, the fine sand dust and the fine sand are prevented from being mixed together, and the sand discharging quality of the discharging port is guaranteed.

3. The fine sand dust in the middle part casing sees through the analysis piece and enters into the upper portion casing, go up the air intake of the outside air exhauster of third flange connection of tuber pipe, the fine sand dust in outside air exhauster will the upper portion casing is taken out, a setting tank is reconnected to the air outlet of outside air exhauster, the fine sand dust deposits in the setting tank, both avoided the dust to fly away and caused air pollution aloft, it is less to have guaranteed again that the dust is in the fine sand, the play sand quality of fine sand has been guaranteed, can also recycle the fine sand dust after deposiing, both environmental protection can reuse the fine sand dust again.

4. This device lower extreme discharge gate discharge fine sand, the fine sand dust is taken out by outside air exhauster to the windward pipe, realizes the hierarchical ejection of compact and the two-way ejection of compact of fine sand and fine sand dust, has both avoided the fine sand dust to waft everywhere and has spilt the polluted environment, can utilize fine dust again, and is energy-concerving and environment-protective.

Drawings

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

FIG. 2 is a schematic bottom structure of the present invention;

FIG. 3 is a schematic view of the internal structure of the present invention;

FIG. 4 is a front view of the internal structure of the present invention;

FIG. 5 is a right side view of the structure of the present invention;

fig. 6 is a schematic view of the installation structure of the grate assembly of the present invention.

In the figure: 1 middle shell, 101 first connecting flange, 102 maintenance window, 103 bin gate, 104 feed hopper, 2 upper shell, 201 second connecting flange, 202 upper air pipe, 203 third connecting flange, 3 lower shell, 301 discharge port, 302 lower air inlet pipe, 303 fourth connecting flange, 4 supporting legs, 401 foot pad, 402 mounting screw hole, 403 reinforcing cross bar, 5 upper shaft seat, 501 first bearing seat, 502 second bearing seat, 503 connecting plate, 6 upper main shaft, 7 first belt plate, 8 first connecting belt, 9 second belt plate, 10 first motor, 11 first mounting plate, 12 upper connecting ring, 13 analysis plate, 14 analysis sheet, 15 lower shaft seat, 151 third bearing seat, 152 fourth bearing seat, 16 lower main shaft, 17 distribution plate, 18 third belt plate, 19 second belt, 20 fourth belt plate, 21 second motor, 22 second mounting plate, 23 mounting seat, 24 bar assembly, bottom plate 241, 241 bottom plate, 103, 242 grids, 243 connecting blocks, 25 outer chucks, 26 inner chucks, 27 hammers, 28 supporting rods, 29 first separation covers, 30 second separation covers, 31 air return openings, 32 feeding pipes and 33 hammer disks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: an environment-friendly vertical sand making machine capable of discharging in two directions in a grading manner comprises a middle shell 1, an upper shell 2, a lower shell 3, an upper shaft seat 5 and a lower shaft seat 15;

middle housing 1: the maintenance window 102 is arranged on the side surface of the cylinder body with the upper end and the lower end being open, one side of the maintenance window 102 is connected with the bin door 103 through a rotating shaft, the other sides of the maintenance window 102 and the bin door 103 can be fixed through a door lock or a bolt in specific implementation, the bin door 103 is opened, the interior of the machine can be maintained through the maintenance window 102, and maintenance is convenient.

The upper housing 2: for the upper end seals the open cavity round platform type of lower extreme, 2 lower extremes of upper portion casing and 1 upper ends of middle part casing can be dismantled and be connected and both inside be linked together, the lower extreme welding of middle part casing 1 has first flange 101, the lower extreme welding of upper portion casing 2 has second flange 201, the screw that corresponds on first flange 101 and the second flange 201 passes through bolted connection, upper portion casing 2 and middle part casing 1 through flange interconnect, be convenient for assemble and dismantle, the side of upper portion casing 2 is equipped with rather than the perpendicular and rather than the inside last tuber pipe 202 that communicates of side, the top welding of last tuber pipe 202 has third flange 203.

Lower case 3: the air blower is a hollow inverted circular truncated cone with open upper and lower ends, the outer side of the lower end is supported by support legs 4, the upper end of a lower shell 3 is welded with the lower end of a middle shell 1, the upper end of the lower shell is communicated with the inner part of the middle shell, a discharge hole 301 is uniformly arranged at the lower end of the side surface of the lower shell 3, a first separation cover 29 is welded at the bottom of the lower shell 3, the first separation cover 29 and a second separation cover 30 are hollow circular truncated cones with isosceles trapezoid cross sections and open upper and lower ends, a second separation cover 30 is welded at the outer side of the first separation cover 29, a return air inlet 31 is uniformly arranged at the upper part of the side surface of the second separation cover 30, a lower air inlet pipe 302 which is vertical to the side surface and is communicated with the inner part is fixed at the upper end of the lower shell 3, a fourth connecting flange 303 is welded at the tail end of the lower air inlet pipe 302, when the air blower, wind enters the grate assembly 24 through the air return opening 31 of the second separation cover 30, blows air to the large gravel crushed by the hammer 27, in the process, the crushed fine sand continues to flow out through the discharge hole 301, and fine sand dust in the fine sand enters the middle shell 1 under the blowing of the wind.

An upper shaft seat 5: the upper end of the upper shaft seat 5 is fixedly arranged on the upper wall of the inner cavity of the upper shell 2, the lower end of the upper shaft seat 5 is connected with the lower end of the inner wall of the upper shell 2 through an upper connecting ring 12, an upper main shaft 6 is rotatably arranged in the upper shaft seat 5, the upper end and the lower end of the upper shaft seat 5 are respectively provided with a first bearing seat 501 and a second bearing seat 502, bearings are arranged in the first bearing seat 501 and the second bearing seat 502, oil seals are arranged on the outer sides of the bearings, the upper end of the upper main shaft 6 extends to the outer part of the upper shell 2 and is connected with an upper driving device, the lower end of the upper main shaft 6 is connected with an analyzer through a connecting plate 503, the analyzer comprises a hollow circular truncated cone-shaped analysis disc 13 and an analysis sheet 14, the upper end of the analysis disc 13 is fixedly connected with the connecting plate 503, the lower end of the analysis sheet 14 is obliquely welded at the bottom, the center extension line of the analysis sheet 14 is obliquely arranged and does not coincide with the center of the analysis disc 13, the inclination angle range of the analysis sheet 14 is between 4 degrees and 30 degrees, the driving device drives the upper spindle 6 to rotate, the upper spindle drives the analysis disc 13 and the analysis sheet 14 to rotate, and fine sand dust enters the upper shell 2 from the middle shell 1 through the distance between the analysis sheets 14 and is drawn out under the suction effect of an external exhaust fan.

When specifically using the installation, go up the air intake of outside air exhauster is connected to the third flange 203 of tuber pipe 202, the flange that corresponds with third flange 203 is installed to the air intake of outside air exhauster, be used for the grit dust suction of middle part casing 1 in convulsions, the grit dust in the middle part casing 1 enters into upper portion casing 2 through the analysis piece clearance of analysis machine, and the air outlet of outside air exhauster passes through the pipeline and stretches into the setting tank, the grit dust of taking out deposits in the setting tank, avoid grit dust to fly away polluted environment everywhere, also can make the fine sand dust in the fine sand less, guarantee the quality of fine sand, set up a discharge gate that can the switching bottom the setting tank, be used for taking out the fine sand dust after the fine sand dust deposits, the fine sand dust of collecting after the sediment can also carry out reuse, environmental protection and energy saving.

A lower shaft seat 15: the lower shaft seat 15 is arranged at the upper end of the second separation cover 30, and the lower end of the lower shaft seat is fixed with the inner wall of the second separation cover 30 through a support rod 28; the upper end and the lower end of the lower shaft seat 15 are respectively provided with a third bearing seat 151 and a fourth bearing seat 152, bearings are arranged in the third bearing seat 151 and the fourth bearing seat 152, so that the lower main shaft 16 rotates more stably, an oil seal is arranged on the outer side of the bearing, the lower main shaft 16 rotates in the lower shaft seat 15, the lower end of the lower main shaft 16 is connected with a lower driving device, a material distributing plate 17 is fixed on the upper part of the lower main shaft 16, the upper part of the grate assembly 24 is higher than the upper part of the material distributing plate 17, the material is prevented from being spilled out, a hammer plate 33 is arranged at the lower end of the material distributing plate 17, a hammer 27 is arranged on the side surface of the hammer plate 33, the lower driving device drives the hammer;

wherein: the fine sand separating device further comprises a mounting seat 23, a grate assembly 24, an outer clamping disc 25 and an inner clamping disc 26, the mounting seat 23 is fixed on the upper portion of the second separating cover 30, a through hole for the lower spindle 16 to penetrate through is formed in the middle of the mounting seat 23, the grate assembly 24 is mounted on the mounting seat 23, the outer chuck 25 and the inner clamping disc 26 are respectively buckled outside and inside the upper end of the grate assembly 24, the grate assembly 24 is limited by the outer clamping disc 25 and the inner clamping disc 26, the grate assembly 24 comprises two bottom plates 241, two grate bars 242 and connecting blocks 243, the bottom plates 241 of the two bottom plates 241 are clamped in grooves in the mounting seat 23, the two vertically placed grate bars 242 are fixed between the two bottom plates 241, the connecting blocks are transversely fixed between the two grate bars 242, the bottom plates 241, the grate bars 242 and the connecting blocks 243 of the grate assembly 24 are of an integrally formed structure, the distance between the grate bars 242 of the grate assembly 24 determines the size of fine sand particles, technicians can adjust the distance between the grate bars 241 as required, the closer the distance, the finer the fine sand particles are, whereas the larger the distance between the grids 241, the coarser the fine sand particles are.

Wherein: the feeding hopper 104 and the feeding pipes 32 are further included, the feeding pipes 32 are obliquely arranged, the lower ends of the feeding pipes 32 penetrate into the upper portion of the material distribution disc 17, the upper ends of the feeding pipes 32 penetrate out of the middle shell 1 and are provided with the feeding hopper 104, and the feeding hopper 104 is filled with large stones, directly enters the upper portion of the material distribution disc 17 through the feeding pipes 32 and then enters the ring surrounded by the grate bar components 24 to be crushed.

Go up drive arrangement and include first belt pulley 7, first connecting belt 8, second belt pulley 9, first motor 10, first belt pulley 7 cup joints the upper end at last main shaft 6, and first belt pulley 7 is connected with second belt pulley 9 through first connecting belt 8, and second belt pulley 9 cup joints on the main shaft of first motor 10, and first motor 10 is fixed in the 2 outsides of upper portion casing through first mounting panel 11.

Lower drive arrangement includes third belt pulley 18, second belt 19, fourth belt pulley 20 and second motor 21, third belt pulley 18 cup joints the lower extreme at main shaft 16 down, third belt pulley 18 is connected with fourth belt pulley 20 through second belt 19, fourth belt pulley 20 cup joints on the main shaft of second motor 21, second motor 21 passes through second mounting panel 22 to be fixed on supporting leg 4, first motor 10, second motor 21, the input of outside air-blower and outside air exhauster is connected with outside control switch output electricity, outside control switch connects power or commercial power.

The upper and lower driving devices of the device drive the belt pulley for transmission by the motor, and the upper and lower driving devices can also drive the gear meshing for transmission by the motor.

The welding of the bottom of supporting leg 4 has callus on the sole 401, and installation screw 402 has been seted up at callus on the sole 401 four corners, and drilling for the bottom surface during the installation expansion bolts passes installation screw 420 and fixes equipment on ground, connects through consolidating horizontal pole 403 between the adjacent supporting leg 4, consolidates supporting leg 4.

When in use: during installation, an expansion bolt for drilling holes in the bottom surface penetrates through the installation screw hole 420 to fix the equipment on the ground, an external control switch is turned on to enable the first motor 10 and the second motor 21 to rotate, an external blower blows air, an external exhaust fan blows air, large stones enter the material distribution plate 17 through the feed hopper 104 and the feed pipe 32 and then fall into a circular ring surrounded by the grate bar assembly 24, the second motor 21 rotates to enable the lower driving device to drive the lower main shaft 16 to rotate so as to drive the hammer head 27 to crush the stones, the crushed fine sand falls between the second separation cover 30 and the lower shell 3 through the grate bar assembly 24 and flows out through the discharge port, at the moment, the external blower blows air into the lower shell 3, and the air blows the fine sand dust upwards through the air return port 31 and the outer side of the grate bar assembly;

the rotation of first motor 10 makes lower drive arrangement drive main shaft 5 and rotates, and the dust is from going up in middle part casing 1, analysis piece 14 enter upper portion casing 1 by lower, takes out through outside air exhauster, deposits in the setting tank, and when implementing, the technician can adjust the distance between the analysis piece 14 as required, and the distance is more close promptly the fine sand dust granule that is given out is more thin, otherwise, the distance between the analysis piece 14 is bigger, and the fine sand dust granule is coarser.

It should be noted that the first motor 10 and the second motor 21 disclosed in the present embodiment may be single-phase series motors available from the product ltd of the flight motors of east guan, preferably, the rotation speed is below 21000 rpm, and the flange used in the present apparatus is a flange, i.e., a disk with a screw hole.

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.

Claims (10)

1. The utility model provides a vertical system sand machine of environment-friendly of two-way hierarchical ejection of compact which characterized in that: comprises a middle shell (1), an upper shell (2), a lower shell (3), an upper shaft seat (5) and a lower shaft seat (15);

middle housing (1): the device is a cylinder with openings at the upper end and the lower end, a maintenance window (102) is arranged on the side surface of the cylinder, and one side of the maintenance window (102) is connected with a bin door (103) through a rotating shaft;

upper case (2): the upper shell is a hollow round table shape with a closed upper end and an open lower end, the lower end of the upper shell (2) is detachably connected with the upper end of the middle shell (1) and is communicated with the inside of the middle shell, an upper air pipe (202) which is perpendicular to the side of the upper shell (2) and is communicated with the inside of the upper shell is arranged on the side of the upper shell, and a third connecting flange (203) is welded at the top end of the upper air pipe (202);

lower case (3): the device is a hollow inverted circular truncated cone with an open upper end and an open lower end, the outer side of the lower end is supported by support legs (4), the upper end of the lower shell (3) is welded with the lower end of the middle shell (1), the lower end of the side surface of the lower shell (3) is uniformly provided with discharge holes (301), the bottom of the lower shell (3) is welded with a first separation cover (29), the outer side of the first separation cover (29) is welded with a second separation cover (30), and the upper part of the side surface of the second separation cover (30) is uniformly provided with an air return opening (31);

upper shaft seat (5): the upper end of the upper shaft seat (5) is fixedly arranged on the upper wall of the inner cavity of the upper shell (2), the lower end of the upper shaft seat (5) is connected with the lower end of the inner wall of the upper shell (2) through an upper connecting ring (12), an upper main shaft (6) is rotatably arranged in the upper shaft seat (5), the upper end of the upper main shaft (6) extends to the outside of the upper shell (2) and is connected with an upper driving device, and the lower end of the upper main shaft (6) is connected with an analyzer through a connecting plate (503);

lower shaft seat (15): the lower shaft seat is arranged at the upper end of the second separation cover (30), and the lower end of the lower shaft seat (15) is fixed with the inner wall of the second separation cover (30) through a support rod (28); a lower main shaft (16) is rotatably arranged in the lower shaft seat (15), the lower end of the lower main shaft (16) is connected with a lower driving device, a material distribution disc (17) is fixed at the upper part of the lower main shaft (16), a hammer disc (33) is installed at the lower end of the material distribution disc (17), and a hammer head (27) is installed on the side surface of the hammer disc (33);

wherein: the grate bar assembly is characterized by further comprising a mounting seat (23), a grate bar assembly (24), an outer chuck (25) and an inner chuck (26), wherein the mounting seat (23) is fixed on the upper portion of the second separation cover (30), a through hole for the lower spindle (16) to penetrate through is formed in the middle of the mounting seat (23), the grate bar assembly (24) is mounted on the mounting seat (23), and the outer chuck (25) and the inner chuck (26) are respectively buckled outside and inside the upper end of the grate bar assembly (24);

wherein: still include feeder hopper (104) and inlet pipe (32), inlet pipe (32) slope sets up its lower extreme and penetrates branch charging tray (17) upper portion, and middle part casing (1) is worn out and feeder hopper (104) are installed to inlet pipe (32) upper end.

2. The environment-friendly vertical sand making machine capable of discharging in two-way grading according to claim 1, characterized in that: the lower extreme welding of middle part casing (1) has first flange (101), the lower extreme welding of upper portion casing (2) has second flange (201), corresponding screw passes through bolted connection on first flange (101) and the second flange (201).

3. The environment-friendly vertical sand making machine capable of discharging in two-way grading according to claim 1, characterized in that: the upper end of the upper shaft seat (5) is provided with a first bearing seat (501) and a second bearing seat (502) from the upper end to the lower end respectively.

4. The environment-friendly vertical sand making machine capable of discharging in two-way grading according to claim 1, characterized in that: the analyzer comprises a hollow circular truncated cone-shaped analysis disc (13) and an analysis sheet (14), the upper end of the analysis disc (13) is fixedly connected with a connecting plate (503), the lower end of the analysis sheet (14) is obliquely welded at the bottom of the outer side of the analysis disc (13), the upper end of the analysis sheet (14) is inserted into an annular chute at the lower end of an upper connecting ring (12), the analysis sheet (14) is a rectangular sheet, the lower end of the analysis sheet is matched with the analysis disc (13), the analysis sheet (14) is obliquely arranged, the central extension line of the analysis sheet is not coincided with the center of the analysis disc (13), and the inclination angle range of the analysis sheet (14) is 4-30 degrees.

5. The environment-friendly vertical sand making machine capable of discharging in two-way grading according to claim 1, characterized in that: the grate component (24) comprises two bottom plates (241), two grates (242) and connecting blocks (243), the bottom plates (241) at the lower ends are clamped in grooves in the mounting seat (23), two vertically-arranged grates (242) are fixed between the two bottom plates (241), and the connecting blocks (243) are transversely fixed between the two grates (242).

6. The environment-friendly vertical sand making machine capable of discharging in two-way grading according to claim 1, characterized in that: go up drive arrangement and include first belt pulley (7), first connecting belt (8), second belt pulley (9), first motor (10), first belt pulley (7) cup joint the upper end at last main shaft (6), and first belt pulley (7) are connected with second belt pulley (9) through first connecting belt (8), and second belt pulley (9) cup joint on the main shaft of first motor (10), and first motor (10) are fixed in the upper portion casing (2) outside through first mounting panel (11).

7. The environment-friendly vertical sand making machine capable of discharging in two-way grading according to claim 1, characterized in that: lower drive arrangement includes third belt pulley (18), second belt (19), fourth belt pulley (20) and second motor (21), third belt pulley (18) cup joint the lower extreme at lower main shaft (16), and third belt pulley (18) are connected with fourth belt pulley (20) through second belt (19), and fourth belt pulley (20) cup joint on the main shaft of second motor (21), and second motor (21) are fixed on supporting leg (4) through second mounting panel (22).

8. The environment-friendly vertical sand making machine capable of discharging in two-way grading according to claim 1, characterized in that: the upper end of the lower shell (3) is fixedly provided with a lower air inlet pipe (302) which is vertical to the side surface of the lower shell and is communicated with the inside of the lower shell, and the tail end of the lower air inlet pipe (302) is welded with a fourth connecting flange (303).

9. The environment-friendly vertical sand making machine capable of discharging in two-way grading according to claim 1, characterized in that: the upper end and the lower end of the lower shaft seat (15) are respectively provided with a third bearing seat (151) and a fourth bearing seat (152).

10. The environment-friendly vertical sand making machine capable of discharging in two-way grading according to claim 1 or 7, characterized in that: foot pads (401) are welded at the bottoms of the supporting legs (4), mounting screw holes (402) are formed in four corners of each foot pad (401), and adjacent supporting legs (4) are connected through reinforcing cross rods (403).

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