CN213000140U - Full-automatic silicon rod crushing mechanism - Google Patents

Abstract

The utility model discloses a full-automatic silicon rod crushing mechanism, which relates to the technical field of polysilicon production and comprises a primary crushing bin and a secondary crushing bin; the primary crushing bin is internally provided with a secondary conveyor belt and two crushing heads, the two crushing heads are oppositely arranged at two sides of the secondary conveyor belt, and the two crushing heads can move relatively; install broken structure in the broken storehouse of second grade, and the output of second grade conveyer belt extends to broken structure's top. The utility model provides a current artifical crushing efficiency low, the problem that wastes time and energy, and simple structure, the purchase expense and the maintenance cost greatly reduced who make equipment, simultaneously, broken sound is little, and the dust is few, and broken qualification rate is high.

Description

Full-automatic silicon rod crushing mechanism

Technical Field

The utility model relates to a polycrystalline silicon production technical field particularly, relates to a broken mechanism of full-automatic silicon rod material.

Background

For most crushing plants or crushing devices, the crushing effect is a primary problem. In order to improve the crushing effect of crushing equipment or a crushing device, multiple crushing steps and screening are required to be arranged in the crushing process.

At present, manual crushing is mostly adopted for crushing, the labor intensity is high, the crushing efficiency is low, potential safety risks exist in the crushing process, and artificial pollution is introduced; meanwhile, a large amount of dust generated in the crushing process is attached to the surface of the silicon material, so that the silicon material is polluted, and cleaning steps such as cleaning and blowing are performed on the silicon material in the later period.

Therefore, a new type of fully automatic silicon rod crushing mechanism is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a broken mechanism of full-automatic silicon rod material to solve current artifical broken inefficiency, the problem that wastes time and energy.

For realizing the purpose of the utility model, the technical proposal adopted is that: the full-automatic silicon rod crushing mechanism comprises a primary crushing bin and a secondary crushing bin; the primary crushing bin is internally provided with a secondary conveyor belt and two crushing heads, the two crushing heads are oppositely arranged at two sides of the secondary conveyor belt, and the two crushing heads can move relatively; install broken structure in the broken storehouse of second grade, and the output of second grade conveyer belt extends to broken structure's top.

The device further comprises a feeding bin, wherein a first-stage conveying belt is arranged in the feeding bin; the one-level crushing bin is provided with a feed inlet corresponding to the input end of the second-level conveying belt, and the output end of the one-level conveying belt corresponds to the feed inlet.

Furthermore, the crushing device also comprises a first-level rack, wherein the first-level crushing bin is arranged on the first-level rack, and a driving structure for driving the two crushing heads to move relatively is also arranged on the first-level rack.

Furthermore, the driving structure comprises two crankshafts which are respectively rotatably supported on the first-stage rack, piston rods are respectively arranged on the two crankshafts, and the two crushing heads are respectively arranged on the two piston rods.

Furthermore, two guide sleeves are further installed in the primary crushing bin, and the extending end of the piston rod is slidably installed in the guide sleeves.

Further, the crushing structure includes two crushing rollers rotatably supported in the secondary crushing bin.

Further, the crushing structure comprises a crushing roller which is rotatably supported in the secondary crushing bin and a crushing plate which is arranged opposite to the crushing roller.

Furthermore, still install the collecting hopper on the broken storehouse of second grade, and collecting hopper import and second grade conveyer belt output butt joint, collecting hopper export corresponds with broken structure.

Furthermore, a dust collector is also arranged on the secondary crushing bin.

Further, the second grade conveyer belt is the guipure, and the broken storehouse of one-level and the broken storehouse bottom of second grade all are equipped with the bin outlet fill.

The utility model has the advantages that,

the utility model discloses a secondary conveyor belt and two relative motion's broken head make the silicon rod back in entering into the broken storehouse of secondary, through the relative motion of two broken heads, make the silicon rod on the secondary conveyor belt broken by the striking, and the broken silicon briquette after the striking is broken sends into the broken structure in the broken storehouse of secondary through the secondary conveyor belt on, makes the silicon briquette after the first completion breakage continue the striking breakage to make the silicon rod realize automatic breakage.

Through setting the second grade conveyer belt to the guipure, when making the silicon rod carry out the breakage in the broken storehouse of one-level, the silicon briquette after the breakage probably realizes screening through the one-level conveyer belt immediately, not only makes the silicon briquette after the breakage not need artifical letter sorting, and makes the silicon briquette after the breakage qualifiedly can not send into the broken storehouse of second grade and carry out breakage once more, makes the qualification rate of broken back silicon briquette higher.

Through installing the dust arrester on the broken storehouse of second grade, make the dust that the silicon briquette produced in broken process can concentrate and collect, not only avoid the waste of silicon material, and make operational environment better.

The utility model discloses simple structure makes the purchase expense and the maintenance cost greatly reduced of equipment, and simultaneously, broken sound is little, and the dust is few, and broken qualification rate is high.

Drawings

Fig. 1 is a schematic structural view of a full-automatic silicon rod crushing mechanism in embodiment 1 of the present invention;

FIG. 2 is a schematic structural view of the primary crushing bin of FIG. 1;

FIG. 3 is a cross-sectional view of the primary crushing bin of FIG. 1;

FIG. 4 is a schematic structural view of the secondary crushing bin of FIG. 1;

fig. 5 is a schematic structural view of a two-stage crushing bin in embodiment 1 of the present invention.

Reference numbers and corresponding part names in the drawings:

1. the one-level crushing storehouse, 2, the broken storehouse of second grade, 3, the second grade conveyer belt, 4, broken head, 5, feeding storehouse, 6, the one-level conveyer belt, 7, feed inlet, 8, the one-level frame, 9, bent axle, 10, piston rod, 11, uide bushing, 12, crushing roller, 13, crushing board, 14, collecting hopper, 15, dust catcher, 16, discharge hopper.

Detailed Description

The present invention will be described in further detail below with reference to specific embodiments and with reference to the accompanying drawings.

Example 1

As shown in fig. 1 to 4, the utility model provides a full-automatic silicon rod crushing mechanism, which comprises a primary crushing bin 1 and a secondary crushing bin 2; the primary crushing bin 1 is internally provided with a secondary conveyor belt 3 and two crushing heads 4, the two crushing heads 4 are oppositely arranged at two sides of the secondary conveyor belt 3, and the two crushing heads 4 can move relatively; install broken structure in the broken storehouse of second grade 2, and the output of second grade conveyer belt 3 extends to the top of broken structure.

The primary crushing bin 1 and the secondary crushing bin 2 are both closed bins; the input of second grade conveyer belt 3 is located one-level broken storehouse 1, and the output of second grade conveyer belt 3 corresponds with the broken structure in the broken storehouse of second grade 2, makes the broken structure that enters into in the broken storehouse of second grade 2 that the silicon briquette after accomplishing elementary breakage can be smooth in one-level broken storehouse 1 on, makes the silicon briquette after accomplishing elementary breakage carry out breakage once more.

When the transfer surface of secondary conveyor belt 3 is the horizontal plane, crushing head 4 can adopt the rectangle, and the lower surface of crushing head 4 is not less than the transfer surface of secondary conveyor belt 3, in order to prevent that crushing head 4 from receiving secondary conveyor belt 3's hindrance in the motion process, can install crushing head 4 at secondary conveyor belt 3's transfer surface edge to make crushing head 4 not surpass secondary conveyor belt 3's transfer surface all the time at the reciprocating motion in-process. The conveying surface of the secondary conveying belt 3 can also be V-shaped, at the moment, the crushing head 4 is positioned on two sides of the conveying surface of the secondary conveying belt 3, the lowest part of the crushing head 4 is not lower than the lowest point of the conveying surface of the secondary conveying belt, and the silicon rod on the secondary conveying belt 3 can be crushed completely by the crushing head 4. When two broken heads 4 move to secondary conveyor belt 3 simultaneously, two broken heads 4 carry out the striking breakage to the silicon rod on secondary conveyor belt 3 jointly, make the silicon rod accomplish primary breakage in entering into one-level broken storehouse 1.

When the silicon rod needs to be crushed, the silicon rod is firstly sent to the input end of the secondary conveyor belt 3, the silicon rod automatically advances through the transmission of the secondary conveyor belt 3, and in the automatic advancing process of the silicon rod, the two crushing heads 4 synchronously move towards the secondary conveyor belt 3, so that the two crushing heads 4 impact and crush the silicon rod on the secondary conveyor belt 3 together, and the silicon rod is crushed primarily; the silicon briquette that forms after accomplishing primary crushing continues to advance through the conveying of secondary conveyor belt 3 to drop to the crushing structure in secondary crushing storehouse 2 through the output of secondary conveyor belt 3 on, at this moment, the crushing structure is broken once more to the silicon briquette that forms after primary crushing, thereby accomplishes the secondary crushing of silicon rod.

The full-automatic silicon rod crushing mechanism further comprises a feeding bin 5, the feeding bin 5 is located at the input end of the primary crushing bin 1, and the feeding bin 5 is used for feeding silicon rods to be crushed; the feeding bin 5 is funnel-shaped, the primary conveyor belt 6 is arranged at the bottom of the feeding bin 5, and an opening corresponding to the output end of the primary conveyor belt 6 is formed in the feeding bin 5; the broken storehouse of one-level 1 is last to be seted up feed inlet 7 corresponding with the input of second grade conveyer belt 3, and feed inlet 7 corresponds with the opening on the feed storehouse 5, and feed inlet 7 corresponds with the input of second grade conveyer belt 3 simultaneously, makes the silicon rod that passes through the conveying of one-level conveyer belt 6 can be smooth after passing feed inlet 7 enter into on the second grade conveyer belt 3. In order to automatically feed the silicon rods into the feeding bin 5, the silicon rods can be automatically fed into the feeding bin 5 by a manipulator, so that the labor intensity of workers is greatly reduced.

The full-automatic silicon rod crushing mechanism further comprises a primary rack 8, the primary rack 8 is of a frame structure, and the primary crushing bin 1 is fixedly mounted on the primary rack 8; still install the drive structure of two broken head 4 relative motion of drive on the one-level frame 8, the drive through drive structure makes two broken heads 4 be close to or keep away from, and when two broken heads 4 were close to, two broken heads 4 hit the breakage jointly to the silicon rod on secondary conveyor 3, when two broken heads 4 kept away from, two broken heads 4 reset promptly.

The driving structure comprises two crankshafts 9 which are respectively rotatably supported on the primary rack 8, the two crankshafts 9 are respectively positioned at the outer sides of the two crushing heads 4, and two ends of each crankshaft 9 are respectively rotatably supported by two bearing seats, so that the installation of the crankshafts 9 is realized, and the crankshafts 9 can be fully rotated; piston rods 10 are respectively arranged on the two crankshafts 9, and the two crushing heads 4 are respectively arranged on the two piston rods 10; piston rod 10 is the piston, and the articulated installation of one end of piston rod 10 is on bent axle 9, and the other end of piston rod 10 is articulated with crushing head 4, through the flexible of piston rod 10, promotes crushing head 4 reciprocating motion, makes crushing head 4 relative motion to make crushing head 4 realize the striking breakage to the silicon rod.

The utility model provides a drive structure still can directly rotate through two bent axle 9 of motor drive to make two bent axles 9 and two broken head 4 adopt two connecting rod swing joint respectively, the one end of connecting rod is articulated with bent axle 9, the other end of connecting rod with broken head 4 articulated can, at this moment, accessible chain drive or gear drive between two bent axles 9 make two bent axles 9 of drive when same motor is available rotate.

Two guide sleeves 11 are further installed in the primary crushing bin 1, and the guide sleeves 11 are welded and fixed on the bin wall of the primary crushing bin 1; the extension end slidable mounting of piston rod 10 is in uide bushing 11, and uide bushing 11 and the flexible end sliding fit of piston rod 10, makes piston rod 10 can lead through the gib block when promoting crushing head 4 reciprocating motion, makes crushing head 4 more steady when reciprocating motion, makes crushing head 4 can strike breakage to the silicon rod on the secondary conveyor 3.

The crushing structure comprises two crushing rollers 12 which are rotatably supported in the secondary crushing bin 2, the two crushing rollers 12 rotate relatively, and the secondary crushing bin 2 is also provided with a driving motor which drives the two crushing rollers 12 to rotate together; specifically, the output shaft of the driving motor can be connected with one of the crushing rollers 12, and then the two crushing rollers 12 are in gear transmission connection, so that one driving motor drives the two crushing rollers 12 to rotate together.

A collecting hopper 14 is further installed on the secondary crushing bin 2, the collecting hopper 14 is funnel-shaped, an inlet of the collecting hopper 14 is in butt joint with an output end of the secondary conveyor belt 3, and silicon blocks formed after primary crushing directly fall into the collecting hopper 14 to be collected in a centralized manner after being sent out through the secondary conveyor belt 3; 14 exports of collecting hopper and corresponds with broken structure, promptly, corresponds between 14 exports of collecting hopper and two crushing rollers 12, makes the silicon briquette that falls out through collecting hopper 14 can directly enter into between two crushing rollers 12, accomplishes promptly when making crushing roller 12 rotate and breaks the silicon briquette, realizes the secondary crushing to the silicon rod promptly, prevents effectively that the silicon briquette is direct to drop to the below of the broken storehouse of second grade 2 through the clearance between 2 inner walls of broken storehouse of crushing roller 12 of second grade, makes the secondary crushing effect better.

Still install dust catcher 15 on the broken storehouse of second grade 2, dust catcher 15 is prior art's direct use, and dust catcher 15 is arranged in collecting the raise dust in the broken storehouse of second grade 2 and handles, prevents effectively that the dust that the silicon briquette produced when broken from diffusing at will and causing the pollution to operational environment.

Second grade conveyer belt 3 is the guipure, and 2 bottoms in the broken storehouse of one-level 1 and the broken storehouse of second grade all are equipped with row hopper 16, make broken head 4 when striking the broken silicon rod to entering into on second grade conveyer belt 3, the silicon rod after the striking breakage can directly carry out primary screening through second grade conveyer belt 3, qualified silicon briquette that the breakage back formed then directly discharges from 1 bottom in the broken storehouse of one-level through 3 screening of second grade conveyer belt, and need carry out broken silicon briquette once more and then remain on second grade conveyer belt 3, and send into in the collecting hopper 14 through the conveying of second grade conveyer belt 3, carry out the secondary crushing in entering into the broken storehouse of second grade 2.

The utility model discloses an one-level conveyer belt 6 and second grade conveyer belt 3 are prior art's direct use, promptly, one-level conveyer belt 6 and second grade conveyer belt 3 all include two transfer rollers, and the conveyer belt is jointly around establishing on two transfer rollers, and one of them transfer roller passes through motor drive to guarantee one-level conveyer belt 6 and second grade conveyer belt 3's conveying.

When silicon rods need to be crushed, the silicon rods to be crushed are firstly sent into a feeding bin 5 through a manipulator, the silicon rods entering the feeding bin 5 are conveyed and advance through a primary conveyor belt 6, the silicon rods in the feeding bin 5 enter a secondary conveyor belt 3 through a feeding port 7, a piston rod 10 is started along with the silicon rods, the piston rod 10 pushes crushing heads 4 to advance, the two crushing heads 4 are gradually close to each other, and the silicon rods entering the secondary crushing heads 4 are crushed by impact; when the silicon rod is broken by the striking, qualified silicon briquette after the breakage then drops in the bin outlet 16 of the broken storehouse 1 bottom of one-level after directly sieving through secondary conveyor belt 3 to discharge from the bin outlet 16 of the broken storehouse 1 bottom of one-level, and the silicon briquette that remains on secondary conveyor belt 3 then continues to advance through secondary conveyor belt 3, and finally see off from secondary conveyor belt 3's output.

The silicon briquette that follow secondary conveyor 3 output and see off drops to in the collecting hopper 14 automatically to the export from collecting hopper 14 drops between two crushing rollers 12, through the relative rotation of two crushing rollers 12, makes the silicon briquette that drops between two crushing rollers 12 broken, and the silicon briquette is in broken back, and qualified silicon briquette that the broken back formed drops to in the bin hopper 16 of secondary crushing storehouse 2 bottom, and discharges through the bin hopper 16 of secondary crushing storehouse 2 bottom at last.

When the silicon briquette enters into the broken storehouse of second grade 2 and carries out the breakage, dust catcher 15 carries out the dust absorption to the broken storehouse of second grade 2 in, prevents effectively that the silicon briquette from producing the raise dust when carrying out the breakage in the broken storehouse of second grade 2.

Example 2

The present embodiment 2 differs from embodiment 1 in that:

as shown in fig. 5, in the present embodiment 2, a full-automatic silicon rod crushing mechanism is provided, the crushing mechanism in the present embodiment includes a crushing roller 12 rotatably supported in a secondary crushing bin 2 and a crushing plate 13 arranged opposite to the crushing roller 12, i.e. the crushing plate 13 is fixedly mounted in the secondary crushing bin 2, and the crushing plate 13 and the crushing roller 12 are arranged opposite to each other, and a motor for driving the crushing roller 12 to rotate is further mounted on the secondary crushing bin 2, at this time, the outlet of the collecting hopper 14 corresponds to the positions between the crushing roller 12 and the crushing plate 13, so that silicon blocks discharged through the collecting hopper 14 can automatically fall between the crushing roller 12 and the crushing plate 13, and through the rotation of the crushing roller 12, the silicon blocks can be crushed.

The crushing plate 13 in this embodiment can also be set to reciprocate toward the crushing roller 12, at this time, a piston cylinder extending toward the crushing roller 12 can be installed on the secondary crushing bin 2, the crushing plate 13 is fixedly installed at the output end of the piston cylinder, the crushing plate 13 reciprocates toward the crushing roller 12 through the reciprocating motion of the piston cylinder, after the silicon briquette falls between the crushing plate 13 and the crushing roller 12, the silicon briquette can be extruded and crushed by the rotation of the crushing roller 12, the reciprocating motion of the crushing plate 13 not only facilitates the blanking of the silicon briquette, but also can impact and crush the silicon briquette, so that the crushing effect of the silicon briquette is better; meanwhile, the reciprocating motion of the crushing plate 13 can also effectively prevent the silicon block from causing the blockage of the crushing roller 12.

When silicon rods need to be crushed, the silicon rods to be crushed are firstly sent into a feeding bin 5 through a manipulator, the silicon rods entering the feeding bin 5 are conveyed and advance through a primary conveyor belt 6, the silicon rods in the feeding bin 5 enter a secondary conveyor belt 3 through a feeding port 7, a piston rod 10 is started along with the silicon rods, the piston rod 10 pushes crushing heads 4 to advance, the two crushing heads 4 are gradually close to each other, and the silicon rods entering the secondary crushing heads 4 are crushed by impact; when the silicon rod is broken by the striking, qualified silicon briquette after the breakage then drops in the bin outlet 16 of the broken storehouse 1 bottom of one-level after directly sieving through secondary conveyor belt 3 to discharge from the bin outlet 16 of the broken storehouse 1 bottom of one-level, and the silicon briquette that remains on secondary conveyor belt 3 then continues to advance through secondary conveyor belt 3, and finally see off from secondary conveyor belt 3's output.

The silicon briquette that follow secondary conveyor 3 output and see off drops to in the aggregate bin 14 automatically to the export from aggregate bin 14 drops between crushing roller 12 and crushing plate 13, through the rotation of crushing roller 12, makes the silicon briquette that drops between crushing roller 12 and crushing plate 13 broken, and the silicon briquette is in broken back, and qualified silicon briquette that the breakage back formed drops to in the row hopper 16 of secondary crushing storehouse 2 bottom, and discharges through row hopper 16 of secondary crushing storehouse 2 bottom at last.

When the silicon briquette enters into the broken storehouse of second grade 2 and carries out the breakage, dust catcher 15 carries out the dust absorption to the broken storehouse of second grade 2 in, prevents effectively that the silicon briquette from producing the raise dust when carrying out the breakage in the broken storehouse of second grade 2.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The full-automatic silicon rod crushing mechanism is characterized by comprising a primary crushing bin (1) and a secondary crushing bin (2); a secondary conveyor belt (3) and two crushing heads (4) are arranged in the primary crushing bin (1), the two crushing heads (4) are oppositely arranged on two sides of the secondary conveyor belt (3), and the two crushing heads (4) can move relatively; install broken structure in second grade crushing storehouse (2), and the output of second grade conveyer belt (3) extends to the top of broken structure.

2. The full-automatic silicon rod crushing mechanism according to claim 1, further comprising a feeding bin (5), wherein a primary conveyor belt (6) is installed in the feeding bin (5); the one-level crushing bin (1) is provided with a feed inlet (7) corresponding to the input end of the two-level conveying belt (3), and the output end of the one-level conveying belt (6) corresponds to the feed inlet (7).

3. The full-automatic silicon rod crushing mechanism according to claim 1, further comprising a primary frame (8), wherein the primary crushing bin (1) is mounted on the primary frame (8), and a driving mechanism for driving the two crushing heads (4) to move relatively is further mounted on the primary frame (8).

4. The mechanism of claim 3, wherein the driving mechanism comprises two crankshafts (9) rotatably supported on the primary frame (8), respectively, wherein the two crankshafts (9) are each provided with a piston rod (10), and wherein the two crushing heads (4) are each provided with two piston rods (10).

5. The full-automatic silicon rod crushing mechanism according to claim 4, wherein two guide sleeves (11) are further installed in the primary crushing bin (1), and the extending end of the piston rod (10) is slidably installed in the guide sleeves (11).

6. The fully automatic silicon rod fragmentation mechanism as set forth in claim 1, characterized in that the fragmentation structure comprises two crushing rollers (12) rotatably supported in a secondary crushing bin (2).

7. The mechanism of claim 1, wherein the crushing structure comprises a crushing roller (12) rotatably supported in the secondary crushing chamber (2) and a crushing plate (13) arranged opposite to the crushing roller (12).

8. The mechanism as claimed in any one of claims 1 to 7, wherein a material collecting hopper (14) is further installed on the secondary crushing bin (2), an inlet of the material collecting hopper (14) is in butt joint with an output end of the secondary conveyor belt (3), and an outlet of the material collecting hopper (14) corresponds to the crushing structure.

9. The full-automatic silicon rod crushing mechanism according to claim 1, wherein a dust collector (15) is further mounted on the secondary crushing bin (2).

10. The full-automatic silicon rod crushing mechanism according to any one of claims 1 to 7, wherein the secondary conveyor belt (3) is a mesh belt, and the bottom of the primary crushing bin (1) and the bottom of the secondary crushing bin (2) are provided with discharge hoppers (16).

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