Metal silicon block crushing and sampling device

Abstract

The utility model discloses a metal silicon block crushing and sampling device, which comprises a crushing and grinding tower and a processing bracket, and relates to the technical field of silicon block crushing and sampling, and the device can automatically adjust the distance between crushing rollers according to the size of ore through the design of a relatively telescopic bearing groove and a relatively telescopic sleeve spring, so that the crushing efficiency is improved. Therefore, self-adaptive ore extrusion and crushing are realized; the adaptability and the crushing efficiency of the equipment are greatly improved; through cooperation of a rotary driving machine, a rotary driving gear set and a transmission bevel gear set, the equipment can accurately adjust the position of the crushing roller, and the uniformity and consistency of the crushing effect are ensured; the fine adjustment mechanism is beneficial for conducting, driving and rotating according to different requirements, and the smashing effect is optimized.

Description

Technical Field

[0001] The utility model relates to the technical field of silicon block crushing and sampling, in particular to a metal silicon block crushing and sampling device. Background Art

[0002] When assessing the value of rare earth ores, the first step is to conduct detailed testing to accurately determine the components and their content. Before testing, sampling of rare earth ores is crucial. Given that rare earth ores are usually in large blocks, samplers need to break them into pieces of appropriate sizes before starting sampling to ensure the accuracy of the test. However, there are significant challenges in this process: currently it mainly relies on manual crushing, which is inefficient and can only process a small amount of ore each time. In addition, the size of the broken pieces is uneven, which may have an adverse effect on the accuracy and reliability of the test results. In view of this, in-depth research on the above issues has led to this case. Utility Model Content

[0003] To achieve the above objectives, the utility model is implemented through the following technical solutions: a metal silicon block crushing sampling device, comprising: a crushing and grinding tower and a processing bracket, the crushing and grinding tower is installed on the processing bracket, a crushing and grinding structure is installed on the inner side of the crushing and grinding tower, and a circulation drainage structure is installed on the processing bracket and the crushing and grinding tower;

[0004] The crushing and grinding structure comprises: a plurality of crushing rollers, a plurality of relatively telescopic bearing blocks, a plurality of relatively telescopic limit shafts, a plurality of relatively telescopic set springs, a plurality of conduction L-shaped blocks, a plurality of conduction helical gear sets, two pairs of toothed conduction boxes, a plurality of internally toothed cylindrical blocks, a plurality of toothed internal rods, a plurality of drive conduction shafts, two pairs of rotary drive gear sets, two pairs of rotary drive machines, a grinding roller set, a grinding drive machine, a grinding gear set, a pair of toothed extrusion blocks, a plurality of circular arc grinding blocks, a plurality of extrusion slide blocks, a plurality of extrusion slideways, a plurality of extrusion hydraulic push rods and a plurality of trumpet-shaped gathering blocks;

[0005] The crushing and grinding tower is provided with a plurality of relatively telescopic bearing grooves, a plurality of relatively telescopic bearing blocks are movably inserted into the inner sides of the plurality of relatively telescopic bearing grooves, a plurality of crushing rollers are respectively inserted into the plurality of relatively telescopic bearing blocks, two pairs of gear-mounted transmission boxes are relatively and parallelly installed on the crushing and grinding tower, a plurality of internally toothed cylindrical blocks are inserted into the inner sides of the two pairs of gear-mounted transmission boxes through bearings, a plurality of gear-mounted inner rods are respectively movably inserted into the inner sides of a plurality of internally toothed cylindrical blocks, a plurality of drive transmission shafts are respectively inserted into a plurality of gear-mounted inner rods, a plurality of transmission L-shaped blocks are respectively sleeved on a plurality of drive transmission shafts and a plurality of crushing rollers through bearings, a plurality of transmission helical gear sets are respectively installed on a plurality of drive transmission shafts and a plurality of crushing rollers, a plurality of relatively telescopic limiting shafts are respectively inserted into the inner sides of a plurality of relatively telescopic bearing grooves, and a plurality of relatively telescopic limiting shafts are respectively movably inserted into a plurality of relatively telescopic bearing blocks. If The plurality of relatively telescopic sleeve springs are respectively sleeved on a plurality of relatively telescopic limit shafts, the two pairs of rotation drive gear sets are respectively sleeved on a plurality of internally toothed cylindrical blocks, the two pairs of rotation drive gear sets are respectively connected to the two pairs of rotation drive gear sets, the grinding roller set is installed on the crushing and grinding tower, the grinding gear set is installed on the grinding roller set, the driving end of the rotation drive machine is connected to the grinding gear set, a plurality of extrusion slideways are evenly installed on the inner side of the crushing and grinding tower, a plurality of extrusion sliders are respectively installed on both sides of a pair of toothed extrusion blocks, and a plurality of extrusion sliders are respectively movably inserted on the inner sides of a plurality of extrusion slideways, a plurality of arc grinding blocks are evenly installed on a pair of toothed extrusion blocks, a plurality of trumpet-shaped aggregation blocks are evenly installed on the inner side of the crushing and grinding tower, a plurality of extrusion hydraulic push rods are installed in parallel on the inner side of the crushing and grinding tower, and the pushing ends of a plurality of extrusion hydraulic push rods are respectively connected to a pair of toothed extrusion blocks;

[0006] It should be noted that, in the above, the raw ore is guided to the inner side of the crushing and grinding tower by the trumpet-shaped gathering block, and the relatively telescopic sleeve springs on the inner sides of several relatively telescopic bearing grooves are respectively extended and retracted horizontally along several relatively telescopic limit shafts, and at the same time, the relatively telescopic sleeve springs relatively extend and retract the relatively telescopic bearing blocks, and at the same time, the crushing rollers thereon are driven by the relatively telescopic bearing blocks, so as to achieve the relative extension and retraction of several crushing rollers, thereby squeezing the crushing rollers according to the size of the ore, thereby changing the distance between a pair of crushing rollers, thereby achieving extrusion and crushing according to different ore sizes, and at the same time, the crushing roller drives the conduction L-shaped block and the conduction helical gear set thereon to extend and retract horizontally, and at the same time, the conduction L-shaped block drives the drive conduction shaft thereon, and the drive conduction shaft drives the toothed inner rod thereon, so that the toothed inner rod extends and retracts horizontally along the inner side of the inner toothed circular ring block, and at the same time, two pairs of rotary drive machines are operated to respectively drive the rotary drive gear sets on the driving ends of the two pairs of rotary drive machines to rotate, and the two pairs of rotary drive gear sets drive the gear sets thereon A plurality of inner toothed cylindrical blocks rotate vertically, and at the same time, the inner toothed inner rods are driven to rotate vertically by the plurality of inner toothed cylindrical blocks respectively, and at the same time, the transmission bevel gear set on it is driven by the transmission bevel gear set, and the crushing roller on the other side is driven by the transmission bevel gear set, so as to achieve the driving of fine adjustment of the position of the crushing roller, so as to achieve the transmission drive rotation according to different needs, and at the same time, the grinding drive machine is operated to drive the grinding gear set on the driving end of the grinding drive machine to operate, and the grinding roller group on it is driven to rotate by the grinding gear set, and a plurality of extrusion hydraulic push rods are relatively extended and retracted to drive a pair of toothed extrusion blocks thereon respectively, and a pair of toothed extrusion blocks are driven to drive a plurality of arc grinding blocks thereon respectively, so as to change the distance between the plurality of arc grinding blocks for adjustment, and at the same time, the plurality of arc grinding blocks cooperate with the grinding roller group to achieve stable grinding and crushing, and at the same time, a plurality of extrusion sliders cooperate along a plurality of extrusion slideways respectively, so that a pair of toothed extrusion blocks on it are stably extended and retracted horizontally along a plurality of extrusion slideways.

[0007] Preferably, the circulation drainage structure comprises: a screening plate, a lifting and stretching blade, a lifting and winding pipe, a lifting and stretching driving machine, a lifting and stretching driving shaft and a pair of inclined drainage pipes;

[0008] The sieve plate is installed on the inner side of the crushing and grinding tower, the lifting and winding pipe is installed on the side wall of the crushing and grinding tower, a pair of inclined drainage pipes are respectively inserted on the lifting and winding pipe and the crushing and grinding tower, the lifting and stretching drive shaft is inserted on the lifting and winding pipe through a bearing, the driving end of the lifting and winding drive motor is connected to the lifting and stretching drive shaft, and the lifting and stretching blades are installed on the lifting and stretching drive shaft;

[0009] It should be noted that, in the above, the crushed and ground ore is screened and drained through the screening plate, and the oversized ore is drained to the inner side of the inclined drainage pipe. The lifting and stretching drive shaft on the driving end of the lifting and stretching drive shaft is driven to rotate stably, and the lifting and stretching blades on it are driven to rotate. The ore on the inside of the lifting and winding tube is stably lifted and stretched by the lifting and stretching blades, thereby draining the ore to the inner side of another inclined drainage pipe, thereby achieving the circulation of crushing and grinding of the ore.

[0010] Preferably, a plurality of drainage holes are provided on the sieve plate.

[0011] Preferably, a knocker is installed on the sieve plate.

[0012] Preferably, a pair of the toothed extrusion blocks are provided with a circular sealing rubber ring.

[0013] Preferably, repelling magnets are respectively provided on the inner-toothed cylindrical block and a plurality of the toothed inner rods.

[0014] Beneficial Effects

[0015] The utility model provides a metal silicon block crushing sampling device. It has the following beneficial effects: the metal silicon block crushing sampling device, through the design of relatively telescopic bearing grooves and relatively telescopic set springs, can automatically adjust the distance between the crushing rollers according to the size of the ore, thereby realizing adaptive ore extrusion and crushing; this greatly improves the adaptability and crushing efficiency of the equipment; through the cooperation of the rotary drive machine, the rotary drive gear set and the transmission bevel gear set, the equipment can accurately adjust the position of the crushing roller to ensure the uniformity and consistency of the crushing effect; this fine-tuning mechanism helps to conduct the drive rotation according to different needs and optimize the crushing effect; the combination of the grinding drive machine, the grinding gear set and the grinding roller set, in conjunction with the use of the arc grinding block and the extrusion hydraulic push rod, enables the equipment to grind and crush the ore stably; by adjusting the distance between the arc grinding blocks The equipment can adapt to ores of different hardness and size to achieve efficient grinding and crushing; the equipment screens the crushed and ground ore through the screening plate, drains the oversized ore into the inclined drainage pipe, and through the cooperation of the lifting drive machine and the lifting and stretching blades, the ore is stably lifted and stretched and drained into another inclined drainage pipe to achieve the cyclic crushing and grinding of the ore; this design ensures that the ore can be fully crushed and improved product quality and efficiency; the equipment adopts an automated design, which reduces the need for manual intervention, reduces the difficulty of operation and labor intensity; at the same time, the modular design of the equipment makes it easy to disassemble and replace each component, which is convenient for maintenance and cleaning; the entire equipment achieves efficient and energy-saving operation through precise control and optimized design; this helps to reduce production costs and improve economic benefits. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic front and cross-sectional view of a metal silicon block crushing and sampling device described in the utility model.

[0017] Figure 2 It is a top view and a cross-sectional schematic diagram of a metal silicon block crushing and sampling device described in the utility model.

[0018] Figure 3 for Figure 1 A partial enlarged view of "A".

[0019] In the figure: 1. crushing and grinding tower; 2. crushing drum; 3. relative telescopic bearing block; 4. relative telescopic limit shaft; 5. relative telescopic set spring; 6. conduction L-shaped block; 7. conduction helical gear set; 8. geared conduction box; 9. internal geared cylindrical block; 10. geared inner rod; 11. drive conduction shaft; 12. rotary drive gear set; 13. grinding drum set; 14. grinding drive machine; 15. grinding gear set; 16. geared extrusion block; 17. arc grinding block; 18. extrusion slider; 19. extrusion slideway; 20. extrusion hydraulic push rod; 21. trumpet-shaped aggregation block; 22. screening plate; 23. lifting and stretching blades; 24. lifting and lowering round pipe; 25. lifting drive machine; 26. lifting and stretching drive shaft; 27. inclined drainage pipe. DETAILED DESCRIPTION

[0020] Based on the embodiments of the present utility model, all other embodiments obtained by ordinary technicians in the field without making any creative work shall fall within the scope of protection of the present utility model.

[0021] Through the personnel in this field, all the electrical components in this case are connected to their corresponding power supplies through wires, and appropriate controllers and encoders should be selected according to actual conditions to meet the control requirements. The specific connection and control sequence should refer to the following working principle, and the electrical connection between the electrical components is completed in the order of working in sequence. The detailed connection means are well-known technologies in this field. The following mainly introduces the working principles and processes, and no longer explains the electrical control.

[0022] Example

[0023] The present invention will be described in detail below in conjunction with the accompanying drawings. Figure 1-3As shown, the crushing and grinding tower 1 is installed on the processing bracket, a crushing and grinding structure is installed on the inner side of the crushing and grinding tower 1, and a circulating drainage structure is installed on the processing bracket and the crushing and grinding tower 1; the crushing and grinding structure includes: a plurality of crushing rollers 2, a plurality of relatively telescopic bearing blocks 3, a plurality of relatively telescopic limit shafts 4, a plurality of relatively telescopic sleeve springs 5, a plurality of conduction L-shaped blocks 6, a plurality of conduction helical gear sets 7, two pairs of gear-mounted conduction boxes 8, a plurality of internally geared cylindrical blocks 9, a plurality of gear-mounted internal rods 10, a plurality of drive conduction shafts 11, two pairs of rotating drive gear sets 12, two pairs of rotating drive machines, a grinding roller set 13, a grinding drive machine 14, a grinding gear set 15, a pair of gear-mounted extrusion blocks 16, a plurality of circular arc grinding blocks 17, a plurality of extrusion slide blocks 18, a plurality of extrusion slideways 19, a plurality of extrusion hydraulic push rods 20 and a plurality of trumpet-shaped aggregation blocks 21;The crushing and grinding tower 1 is provided with a plurality of relatively telescopic bearing grooves, a plurality of relatively telescopic bearing blocks 3 are movably inserted into the inner sides of the plurality of relatively telescopic bearing grooves, a plurality of crushing rollers 2 are respectively inserted into the plurality of relatively telescopic bearing blocks 3, two pairs of gear-mounted conduction boxes 8 are relatively and parallelly installed on the crushing and grinding tower 1, a plurality of internally toothed cylindrical blocks 9 are inserted into the inner sides of the two pairs of gear-mounted conduction boxes 8 through bearings, a plurality of gear-mounted inner rods 10 are respectively movably inserted into the inner sides of a plurality of internally toothed cylindrical blocks 9, a plurality of drive conduction shafts 11 are respectively inserted into the plurality of gear-mounted inner rods 10, a plurality of conduction L-shaped blocks 6 are respectively sleeved on the plurality of drive conduction shafts 11 through bearings, and On several of the crushing rollers 2, several of the transmission bevel gear sets 7 are respectively installed on several of the drive transmission shafts 11 and several of the crushing rollers 2, several of the relative telescopic limit shafts 4 are respectively inserted into the inner sides of several of the relative telescopic bearing grooves, and several of the relative telescopic limit shafts 4 are respectively movably inserted into several of the relative telescopic bearing blocks 3, several of the relative telescopic sleeve springs 5 ​​are respectively sleeved on several of the relative telescopic limit shafts 4, two pairs of the rotation drive gear sets 12 are respectively sleeved on several of the internal toothed cylindrical blocks 9, two pairs of the rotation drive gear sets 12 are respectively connected to the two pairs of the rotation drive gear sets 12, the grinding roller set 13 is installed on the crushing and grinding tower 1, the The grinding gear set 15 is installed on the grinding roller set 13, the driving end of the rotary driving machine is connected to the grinding gear set 15, a plurality of the extrusion slides 19 are evenly installed on the inner side of the crushing and grinding tower 1, a plurality of the extrusion sliders are respectively installed on both sides of a pair of the toothed extrusion blocks 16, and a plurality of the extrusion sliders are respectively movably inserted on the inner sides of a plurality of the extrusion slides 19, a plurality of the arc grinding blocks 17 are evenly installed on a pair of the toothed extrusion blocks 16, a plurality of the trumpet-shaped aggregation blocks 21 are evenly installed on the inner side of the crushing and grinding tower 1, a plurality of the extrusion hydraulic push rods 20 are installed in parallel on the inner side of the crushing and grinding tower 1, and a plurality of the extrusion hydraulic push rods 20 push ends are respectively installed on the inner side of the crushing and grinding tower 1. The circulating drainage structure comprises: a screening plate 22, a lifting and stretching blade 23, a lifting and stretching circular pipe 24, a lifting and stretching driving machine 25, a lifting and stretching driving shaft 26 and a pair of inclined drainage pipes 27; the screening plate 22 is installed on the inner side of the crushing and grinding tower 1, the lifting and stretching circular pipe 24 is installed on the side wall of the crushing and grinding tower 1, a pair of inclined drainage pipes 27 are respectively inserted into the lifting and stretching circular pipe 24 and the crushing and grinding tower 1, the lifting and stretching driving shaft 26 is inserted into the lifting and stretching circular pipe 24 through a bearing, the driving end of the lifting and stretching driving machine 25 is connected to the lifting and stretching driving shaft 26, and the lifting and stretching blade 23 is installed on the lifting and stretching driving shaft 26;The sieve plate 22 is provided with a plurality of drainage holes; a knocker is installed on the sieve plate 22; a pair of the toothed extrusion blocks 16 are provided with a circular sealing rubber ring; the inner toothed cylindrical block 9 and the plurality of the toothed inner rods 10 are respectively provided with repelling magnets. ;

[0024] According to the attached Figure 1-3It is concluded that the raw ore is guided to the inner side of the crushing and grinding tower 1 by the trumpet-shaped gathering block 21, and the relatively telescopic sleeve springs 5 ​​on the inner side of the relatively telescopic bearing grooves are respectively horizontally telescopic along the relatively telescopic limit shafts 4, and at the same time, the relatively telescopic sleeve springs 5 ​​relatively telescopically telescope the relatively telescopic bearing blocks 3, and at the same time, the crushing rollers 2 thereon are driven by the relatively telescopic bearing blocks 3, so as to achieve the relative telescopic expansion and contraction of the plurality of crushing rollers 2, so as to achieve the compression of the crushing rollers 2 according to the size of the ore, so as to achieve the change of the distance between a pair of crushing rollers 2, so as to achieve the compression and crushing according to different ore sizes, and at the same time, the crushing roller 2 drives the conductive L-shaped block 6 and the conductive helical gear set 7 thereon, The transmission L-shaped block 6 drives the driving transmission shaft 11 thereon, and the transmission transmission shaft 11 drives the toothed inner rod 10 thereon, so that the toothed inner rod 10 is horizontally extended and retracted along the inner side of the inner toothed circular ring block. At the same time, two pairs of rotary drive machines are operated to respectively drive the rotary drive gear sets 12 on the driving ends of the two pairs of rotary drive machines to rotate, and the two pairs of rotary drive gear sets 12 drive several inner toothed cylindrical blocks 9 thereon to rotate vertically, and at the same time, several inner toothed cylindrical blocks 9 respectively drive the toothed inner rod 10 on the inner side to rotate vertically, and at the same time, the transmission helical gear set 7 thereon is driven by the toothed inner rod 10, and the transmission helical gear set 7 drives the crushing drum 2 on the other side, so as to achieve the crushing of the powder. The position of the crushing drum 2 is finely adjusted for driving, so as to achieve transmission drive rotation according to different needs, and at the same time, the grinding drive machine 14 is operated to drive the grinding gear set 15 on the driving end of the grinding drive machine 14 to operate, and the grinding roller set 13 thereon is driven to rotate through the grinding gear set 15, and a plurality of extrusion hydraulic push rods 20 are relatively extended and retracted to drive a pair of toothed extrusion blocks 16 thereon respectively, and a pair of toothed extrusion blocks 16 are used to drive a plurality of arc grinding blocks 17 thereon respectively, so as to change the distance between the plurality of arc grinding blocks 17 for adjustment, and at the same time, the plurality of arc grinding blocks 17 are matched with the grinding roller set 13 to achieve stable grinding and crushing, and at the same time, a plurality of The extrusion sliders cooperate along several extrusion slides 19 respectively, so that the pair of toothed extrusion blocks 16 on them can stably extend and retract horizontally along several extrusion slides 19 respectively; the crushed and ground ore is screened and drained through the screening plate 22, and the oversized ore is drained to the inner side of the inclined drainage pipe 27, and the lifting and stretching drive shaft 26 on the driving end of the lifting and stretching drive shaft 25 is driven to rotate stably through the lifting and stretching drive shaft 26. The lifting and stretching blades 23 on it are driven to rotate, and the ore inside the lifting and stretching tube 24 is stably lifted and stretched through the lifting and stretching blades 23, so as to drain the ore to the inner side of another inclined drainage pipe 27, so as to achieve the circulation of crushing and grinding of the ore.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A metal silicon block crushing sampling device, comprising: A crushing and grinding tower and a processing support, characterized in that the crushing and grinding tower is installed on the processing support, a crushing and grinding structure is installed on the inner side of the crushing and grinding tower, and a circulation drainage structure is installed on the processing support and the crushing and grinding tower; The crushing and grinding structure comprises: a plurality of crushing rollers, a plurality of relatively telescopic bearing blocks, a plurality of relatively telescopic limit shafts, a plurality of relatively telescopic set springs, a plurality of conduction L-shaped blocks, a plurality of conduction helical gear sets, two pairs of toothed conduction boxes, a plurality of internally toothed cylindrical blocks, a plurality of toothed internal rods, a plurality of drive conduction shafts, two pairs of rotary drive gear sets, two pairs of rotary drive machines, a grinding roller set, a grinding drive machine, a grinding gear set, a pair of toothed extrusion blocks, a plurality of circular arc grinding blocks, a plurality of extrusion slide blocks, a plurality of extrusion slideways, a plurality of extrusion hydraulic push rods and a plurality of trumpet-shaped gathering blocks; The crushing and grinding tower is provided with a plurality of relatively telescopic bearing grooves, a plurality of relatively telescopic bearing blocks are movably inserted into the inner sides of the plurality of relatively telescopic bearing grooves, a plurality of crushing rollers are respectively inserted into the plurality of relatively telescopic bearing blocks, two pairs of gear-mounted transmission boxes are relatively and parallelly installed on the crushing and grinding tower, a plurality of internally toothed cylindrical blocks are inserted into the inner sides of the two pairs of gear-mounted transmission boxes through bearings, a plurality of gear-mounted inner rods are respectively movably inserted into the inner sides of a plurality of internally toothed cylindrical blocks, a plurality of drive transmission shafts are respectively inserted into a plurality of gear-mounted inner rods, a plurality of transmission L-shaped blocks are respectively sleeved on a plurality of drive transmission shafts and a plurality of crushing rollers through bearings, a plurality of transmission helical gear sets are respectively installed on a plurality of drive transmission shafts and a plurality of crushing rollers, a plurality of relatively telescopic limiting shafts are respectively inserted into the inner sides of a plurality of relatively telescopic bearing grooves, and a plurality of relatively telescopic limiting shafts are respectively movably inserted into a plurality of relatively telescopic bearing blocks. If The plurality of relatively telescopic sleeve springs are respectively sleeved on a plurality of relatively telescopic limit shafts, the two pairs of rotation drive gear sets are respectively sleeved on a plurality of internally toothed cylindrical blocks, the two pairs of rotation drive gear sets are respectively connected to the two pairs of rotation drive gear sets, the grinding roller set is installed on the crushing and grinding tower, the grinding gear set is installed on the grinding roller set, the driving end of the rotation drive machine is connected to the grinding gear set, a plurality of extrusion slides are evenly installed on the inner side of the crushing and grinding tower, a plurality of extrusion sliders are respectively installed on both sides of a pair of toothed extrusion blocks, and a plurality of extrusion sliders are respectively movably inserted on the inner sides of a plurality of extrusion slides, a plurality of arc grinding blocks are evenly installed on a pair of toothed extrusion blocks, a plurality of horn-shaped aggregation blocks are evenly installed on the inner side of the crushing and grinding tower, a plurality of extrusion hydraulic push rods are installed in parallel on the inner side of the crushing and grinding tower, and the pushing ends of a plurality of extrusion hydraulic push rods are respectively connected to a pair of toothed extrusion blocks.

2. The metal silicon block crushing and sampling device according to claim 1, characterized in that: The circulation drainage structure comprises: a screening plate, a lifting and stretching blade, a lifting and winding pipe, a lifting and stretching driving machine, a lifting and stretching driving shaft and a pair of inclined drainage pipes; The screening plate is installed on the inner side of the crushing and grinding tower, the lifting and winding tube is installed on the side wall of the crushing and grinding tower, a pair of inclined drainage pipes are respectively inserted into the lifting and winding tube and the crushing and grinding tower, the lifting and stretching drive shaft is inserted into the lifting and winding tube through a bearing, the driving end of the lifting and stretching drive motor is connected to the lifting and stretching drive shaft, and the lifting and stretching blades are installed on the lifting and stretching drive shaft.

3. The metal silicon block crushing and sampling device according to claim 2, characterized in that: The sieve plate is provided with a plurality of drainage holes.

4. The metal silicon block crushing and sampling device according to claim 3, characterized in that: A knocker is installed on the screening plate.

5. The metallic silicon block crushing and sampling device according to claim 4, characterized in that: A pair of toothed extrusion blocks are provided with circular sealing rubber rings.

6. The metallic silicon block crushing and sampling device according to claim 5, characterized in that: The inner-toothed cylindrical block and a plurality of the toothed inner rods are respectively provided with repelling magnets.

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