Ore grinding equipment

Abstract

The invention discloses ore grinding equipment, and relates to the technical field of ore production. The device comprises a base and a primary crushing mechanism arranged above the base; a secondary crushing mechanism is arranged at the bottom of the primary crushing mechanism; a grinding mechanism is arranged at the bottom of the secondary crushing mechanism; the grinding mechanism is arranged on the upper surface of the base; ore is crushed twice through the primary crushing mechanism and the secondary crushing mechanism, then the crushed ore is ground through the grinding mechanism, the ore grinding efficiency and effect can be effectively improved, and the high market application value is achieved.

Description

Technical Field

[0001] The invention belongs to the technical field of ore production, and in particular relates to ore grinding equipment. Background Art

[0002] Ores contain important metal resources, which can be used in engineering fields such as metallurgy, chemical industry and construction industry after crushing, grinding and other processing.

[0003] A Chinese patent with the authorization announcement number CN221816222U discloses an ore grinding device for mining, which transports the ore to the interior of the box through a feed pipe, and uses a driving motor to drive the active grinding roller to rotate. At the same time, the driving motor drives the active gear to rotate, and the active gear drives the driven gear to rotate, and then the driven grinding roller rotates to grind the ore. The above device has the following disadvantages: the above device may crush the ore only through the active grinding roller and the driven grinding roller, but it is difficult to achieve effective grinding of the ore, resulting in poor ore grinding efficiency and effect. Therefore, it is urgent to study an ore grinding equipment to solve the above problems. Summary of the invention

[0004] The present invention provides an ore grinding device, the purpose of which is to solve the technical problems raised in the above background technology.

[0005] In order to solve the above technical problems, the present invention is achieved through the following technical solutions:

[0006] The present invention is an ore grinding device, comprising a base and a primary crushing mechanism arranged above the base; a secondary crushing mechanism is installed at the bottom of the primary crushing mechanism; a grinding mechanism is installed at the bottom of the secondary crushing mechanism; the grinding mechanism is installed on the upper surface of the base.

[0007] As a preferred technical solution of the present invention, the primary crushing mechanism includes a feed box with an open structure on the top; the bottom wall of the feed box is a V-shaped structure; a pair of crushing rollers are horizontally arranged side by side in the feed box, and the two ends of each of the crushing rollers are rotatably connected to the opposite side walls of the feed box; one end of the two crushing rollers is fixed with gears; the two gears are arranged on the outside of the feed box; the two gears are meshed with each other; the other end of one of the crushing rollers is coaxially fixed to the output shaft of a first servo motor; the first servo motor is horizontally fixed to an outer surface of the feed box.

[0008] As a preferred technical solution of the present invention, the secondary crushing mechanism includes two groups of feed barrels symmetrically and obliquely fixed on the bottom wall of the feed box; the interiors of the two groups of feed barrels are connected to the interior of the feed box; the top walls of the two groups of feed barrels are vertically rotatably connected with multiple drive shafts; the lower ends of the multiple drive shafts are fixedly sleeved with crushing knives; the multiple crushing knives are arranged inside the feed barrel; the tops of the two groups of feed barrels are provided with a first rotating shaft parallel to the crushing roller; the two first rotating shafts are rotatably connected with multiple first support blocks in parallel; the multiple first support blocks are fixed to the bottom wall of the feed box; the two first rotating shafts are The shaft is fixed with multiple worms corresponding to the feed barrels; multiple worms are meshed with worm wheels; multiple worm wheels are fixedly mounted on the upper ends of multiple inclined second rotating shafts; multiple second rotating shafts are respectively arranged above multiple feed barrels; multiple second rotating shafts are rotatably connected with second support blocks in parallel, and the second support blocks on each of the second rotating shafts are fixed on the top walls of adjacent feed barrels; multiple second rotating shafts are fixedly mounted with multiple first bevel gears in parallel; multiple first bevel gears are respectively meshed with multiple second bevel gears; multiple second bevel gears are fixedly mounted on the upper ends of multiple drive shafts.

[0009] As a preferred technical solution of the present invention, one end of the two first rotating shafts is fixedly sleeved with a first pulley; a second pulley is arranged between the two first pulleys; the second pulley is fixedly sleeved on the other end of the other crushing roller; and the second pulley is connected to the two first pulleys through a synchronous belt drive.

[0010] As an optimal technical scheme of the present invention, the grinding mechanism comprises a pair of discharge boxes respectively arranged on opposite sides of the feed box; the two discharge boxes are respectively fixed on the base through brackets; the lower ends of the two groups of feeding cylinders are respectively fixed on the top walls of the two discharge boxes; the bottom walls of the two discharge boxes are provided with strip discharge ports parallel to the crushing roller; the interiors of the two discharge boxes are rotatably connected with grinding rollers parallel to the crushing rollers; a grinding gap is formed between the grinding rollers and the inner walls of the adjacent discharge boxes; a third rotating shaft parallel to the crushing roller is arranged between the two discharge boxes; both ends of the third rotating shaft are vertically rotatably connected with mounting columns; the upper ends of the two mounting columns are respectively fixed on the opposite side walls of the feed box; a pair of disc cams are fixedly sleeved side by side on the third rotating shaft; a lifting block is arranged below the third rotating shaft; a pair of guide columns are vertically fixed on the upper surface of the lifting block; the upper ends of the two guide columns respectively slide in contact with the working surfaces of the two disc cams; a pair of The transmission rods are parallel to the axes; two pairs of pressing blocks are fixed side by side on the two transmission rods; the two pairs of pressing blocks are slidably inserted on the top walls of the two discharge boxes, and the two pressing blocks on each of the discharge boxes are respectively arranged on the opposite sides of adjacent grinding rollers; transmission blocks are fixed at both ends of the two transmission rods; the lower surfaces of the two pairs of transmission blocks are vertically connected with tensioning springs; the lower ends of the two pairs of tensioning springs are fixed with positioning blocks; the two pairs of positioning blocks are respectively fixed on the relative outer surfaces of the two discharge boxes; one end of the two grinding rollers is fixedly sleeved with a third pulley; a fourth pulley is arranged between the two third pulleys; the fourth pulley is fixedly sleeved on one end of the third rotating shaft; the fourth pulley and the two third pulleys are connected by synchronous belt transmission; the other end of the third rotating shaft is fixedly sleeved with a fifth pulley; the fifth pulley is connected to the sixth pulley through synchronous belt transmission; the sixth pulley is fixedly sleeved on the output shaft of a second servo motor; the second servo motor is fixed on the upper surface of the base.

[0011] The present invention has the following beneficial effects:

[0012] The present invention crushes the ore twice by a primary crushing mechanism and a secondary crushing mechanism, and then grinds the crushed ore by a grinding mechanism, which can effectively improve the grinding efficiency and effect of the ore and has a high market application value.

[0013] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings required for describing the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying creative work.

[0015] Figure 1 It is a schematic structural diagram of an ore grinding device of the present invention.

[0016] Figure 2 for Figure 1 The main view of the structure.

[0017] Figure 3 It is a structural schematic diagram of the connection between the primary crushing mechanism and the secondary crushing mechanism of the present invention.

[0018] Figure 4 for Figure 3 The main view of the structure.

[0019] Figure 5 It is a structural schematic diagram of the primary crushing mechanism of the present invention.

[0020] Figure 6 It is a structural schematic diagram of the secondary crushing mechanism of the present invention.

[0021] Figure 7 It is a structural schematic diagram of the grinding mechanism of the present invention.

[0022] Figure 8 for Figure 7 The main view of the structure.

[0023] Fig. 9 It is a schematic structural diagram of the connection between the grinding roller and the third rotating shaft of the present invention.

[0024] Fig.10 It is a schematic diagram of the structure of the connection between the transmission rod and the pressing block of the present invention.

[0025] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0026] 1-base, 2-primary crushing mechanism, 3-secondary crushing mechanism, 4-grinding mechanism, 201-feeding box, 202-crushing roller, 203-gear, 204-first servo motor, 301-feeding cylinder, 302-driving shaft, 303-crushing knife, 304-first rotating shaft, 305-first supporting block, 306-worm, 307-worm wheel, 308-second rotating shaft, 309-second supporting block, 310-first bevel gear, 311-second bevel gear, 312-first pulley, 313-first Second pulley, 401-discharge box, 402-bracket, 403-strip discharge port, 404-grinding roller, 405-grinding gap, 406-third rotating shaft, 407-mounting column, 408-disc cam, 409-lifting block, 410-guide column, 411-transmission rod, 412-pressing block, 413-transmission block, 414-tensioning spring, 415-positioning block, 416-third pulley, 417-fourth pulley, 418-fifth pulley, 419-sixth pulley, 420-second servo motor. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0028] Embodiment 1:

[0029] See also Figure 1-2 As shown, the present invention is an ore grinding equipment, comprising a base 1 and a primary crushing mechanism 2 arranged above the base 1; a secondary crushing mechanism 3 is installed at the bottom of the primary crushing mechanism 2; a grinding mechanism 4 is installed at the bottom of the secondary crushing mechanism 3; and the grinding mechanism 4 is installed on the upper surface of the base 1. When in use, by pouring ore into the primary crushing mechanism 2, the ore is crushed twice by the primary crushing mechanism 2 and the secondary crushing mechanism 3, and then the crushed ore is ground by the grinding mechanism 4, the grinding efficiency and effect of the ore can be effectively improved.

[0030] Among them Figure 3-5As shown, the primary crushing mechanism 2 includes a feed box 201 with an open structure at the top; the bottom wall of the feed box 201 is a V-shaped structure; a pair of conventional crushing rollers 202 in the field are arranged horizontally side by side in the feed box 201, and the two ends of each crushing roller 202 are rotatably connected to the opposite side walls of the feed box 201; one end of the two crushing rollers 202 is keyed to a gear 203; the two gears 203 are arranged on the outside of the feed box 201; the two gears 203 are meshed with each other; the other end of a crushing roller 202 is coaxially fixed to the output shaft of a first servo motor 204; the first servo motor 204 is horizontally bolted to an outer surface of the feed box 201. When in use, the ore is poured between the two crushing rollers 202, and the first servo motor 204 and the gear 203 are used to drive the two crushing rollers 202 to rotate, so that the two crushing rollers 202 are caused to rotate synchronously and oppositely to crush the ore, which effectively improves the crushing efficiency of the ore.

[0031] Embodiment 2:

[0032] Based on Example 1, Figure 3-4 and Figure 6As shown, the secondary crushing mechanism 3 includes two groups of feeding barrels 301 symmetrically and obliquely welded on the bottom wall of the feed box 201; the interiors of the two groups of feeding barrels 301 are connected to the interior of the feed box 201; the top walls of the two groups of feeding barrels 301 are vertically rotatably connected with multiple driving shafts 302; the lower ends of the multiple driving shafts 302 are keyed to conventional crushing knives 303 in the field; the multiple crushing knives 303 are arranged inside the feeding barrel 301; the upper parts of the two groups of feeding barrels 301 are provided with a first rotating shaft 304 parallel to the crushing roller 202; the two first rotating shafts 304 are rotatably connected with multiple first supporting blocks 305 side by side; the multiple first supporting blocks 305 are bolted to the bottom wall of the feed box 201; multiple worms 306 corresponding to the feeding barrels 301 are coaxially fixed on the two first rotating shafts 304; the multiple worms 306 are meshed with worm wheels 307; the multiple worm wheels 307 are keyed to On the upper ends of multiple inclined second rotating shafts 308; multiple second rotating shafts 308 are respectively arranged above multiple feeding barrels 301; multiple second rotating shafts 308 are all rotatably connected with second support blocks 309 in parallel, and the second support blocks 309 on each second rotating shaft 308 are bolted to the top wall of the adjacent feeding barrel 301; multiple second rotating shafts 308 are keyed to multiple first bevel gears 310 in parallel; multiple first bevel gears 310 are respectively meshed with multiple second bevel gears 311; multiple second bevel gears 311 are keyed to the upper ends of multiple driving shafts 302; one end of the two first rotating shafts 304 is keyed to the first pulley 312; a second pulley 313 is arranged between the two first pulleys 312; the second pulley 313 is keyed to the other end of another crushing roller 202; the second pulley 313 is connected to the two first pulleys 312 through a synchronous belt transmission. When in use, the ore crushed by the crushing roller 202 is transported to the feed barrel 301, and the second pulley 313 and the two first pulleys 312 are used to drive the two first rotating shafts 304 to rotate synchronously, and then the driving shaft 302 is driven to rotate through the worm 306, the worm wheel 307, the second rotating shaft 308, the first bevel gear 310 and the second bevel gear 311, so that the crushing knife 303 crushes the ore in the feed barrel 301, thereby making the crushed ore volume smaller, effectively ensuring the later ore grinding efficiency and effect.

[0033] Embodiment three:

[0034] Based on Example 2, Figure 7-10As shown, the grinding mechanism 4 includes a pair of discharge boxes 401 respectively arranged on opposite sides of the feed box 201; the two discharge boxes 401 are bolted to the base 1 through brackets 402; the lower ends of the two sets of feeding cylinders 301 are respectively welded to the top walls of the two discharge boxes 401; the bottom walls of the two discharge boxes 401 are provided with strip-shaped discharge ports 403 parallel to the crushing roller 202; the interiors of the two discharge boxes 401 are rotatably connected with grinding rollers 404 parallel to the crushing roller 202; a grinding gap 405 is formed between the grinding rollers 404 and the inner walls of the adjacent discharge boxes 401; and a A third rotating shaft 406 is parallel to the crushing roller 202; both ends of the third rotating shaft 406 are vertically rotatably connected with mounting posts 407; the upper ends of the two mounting posts 407 are bolted to the opposite side walls of the feed box 201; a pair of disc cams 408 are connected to the third rotating shaft 406 in parallel; a lifting block 409 is provided below the third rotating shaft 406; a pair of guide posts 410 are vertically bolted to the upper surface of the lifting block 409; the upper ends of the two guide posts 410 are respectively in sliding contact with the working surfaces of the two disc cams 408; a pair of parallel screws 408 are connected to the lifting block 409 by horizontal bolts. The two transmission rods 411 are connected in parallel with two pairs of pressing blocks 412 bolted in parallel on the two transmission rods 411; the two pairs of pressing blocks 412 are respectively slidably inserted on the top walls of the two discharge boxes 401, and the two pressing blocks 412 on each discharge box 401 are respectively arranged on the opposite sides of the adjacent grinding rollers 404; the two ends of the two transmission rods 411 are bolted with transmission blocks 413; the lower surfaces of the two pairs of transmission blocks 413 are vertically welded with tension springs 414; the lower ends of the two pairs of tension springs 414 are welded with positioning blocks 415; the two pairs of positioning blocks 415 are respectively bolted to the opposite outer sides of the two discharge boxes 401 Surface; one end of the two grinding rollers 404 is fixedly sleeved with a third pulley 416; a fourth pulley 417 is arranged between the two third pulleys 416; the fourth pulley 417 is fixedly sleeved on one end of the third rotating shaft 406; the fourth pulley 417 and the two third pulleys 416 are connected through a synchronous belt transmission; the other end of the third rotating shaft 406 is key-connected with a fifth pulley 418; the fifth pulley 418 is connected to a sixth pulley 419 through a synchronous belt transmission; the sixth pulley 419 is key-connected to the output shaft of a second servo motor 420; the second servo motor 420 is bolted to the upper surface of the base 1.When in use, the ore after secondary crushing falls from the feeding cylinder 301 into the grinding gap 405 inside the discharge box 401, and the second servo motor 420 drives the two grinding rollers 404 and the third rotating shaft 406 to rotate via the sixth pulley 419, the fourth pulley 417 and the two third pulleys 416. The grinding rollers 404 grind the ore in the grinding gap 405, and the frame after grinding is discharged from the strip discharge port 403. At the same time, the third rotating shaft 406 drives the disc cam 408 to rotate, prompting the guide column 410 to drive the pressing block 412 to reciprocate up and down in the discharge box 401 via the lifting block 409 and the transmission rod 411, thereby continuously pressing the ore into the grinding gap 405, effectively improving the grinding efficiency and effect of the ore.

[0035] The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can understand and use the present invention well. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. An ore grinding equipment, characterized in that: It comprises a base (1) and a primary crushing mechanism (2) arranged above the base (1); A secondary crushing mechanism (3) is installed at the bottom of the primary crushing mechanism (2); a grinding mechanism (4) is installed at the bottom of the secondary crushing mechanism (3); and the grinding mechanism (4) is installed on the upper surface of the base (1).

2. The ore grinding equipment according to claim 1, characterized in that: The primary crushing mechanism (2) comprises a feed box (201) with an open structure at the top; the bottom wall of the feed box (201) is in a V-shaped structure; a pair of crushing rollers (202) are horizontally arranged side by side in the feed box (201), and the two ends of each crushing roller (202) are rotatably connected to the opposite side walls of the feed box (201); one end of each of the two crushing rollers (202) is fixedly sleeved with a gear (203); the two gears (203) are arranged on the outside of the feed box (201); the two gears (203) are meshed with each other; the other end of one of the crushing rollers (202) is coaxially fixed to the output shaft of a first servo motor (204); the first servo motor (204) is horizontally fixed to an outer surface of the feed box (201).

3. The ore grinding equipment according to claim 2, characterized in that: The secondary crushing mechanism (3) comprises two groups of feeding cylinders (301) symmetrically and obliquely fixed on the bottom wall of the feed box (201); the interiors of the two groups of feeding cylinders (301) are connected to the interior of the feed box (201); the top walls of the two groups of feeding cylinders (301) are vertically rotatably connected to multiple drive shafts (302); the lower ends of the multiple drive shafts (302) are fixedly sleeved with crushing knives (303); the multiple crushing knives (303) are arranged inside the feeding cylinder (301).

4. The ore grinding equipment according to claim 3, characterized in that: A first rotating shaft (304) parallel to the crushing roller (202) is arranged above the two groups of the feeding barrels (301); the two first rotating shafts (304) are connected to a plurality of first supporting blocks (305) for rotation in parallel; the plurality of first supporting blocks (305) are fixed on the bottom wall of the feed box (201); a plurality of worms (306) corresponding to the feeding barrels (301) are coaxially fixed on the two first rotating shafts (304); a worm gear (307) is meshed on the plurality of worms (306); the plurality of worm gears (307) are respectively fixedly sleeved on the upper ends of a plurality of inclined second rotating shafts (308); a plurality of The second rotating shafts (308) are respectively arranged above the multiple feeding cylinders (301); the multiple second rotating shafts (308) are all connected to the second support blocks (309) in a side-by-side manner for rotation, and the second support blocks (309) on each of the second rotating shafts (308) are fixed on the top wall of the adjacent feeding cylinder (301); the multiple second rotating shafts (308) are all fixedly sleeved with multiple first bevel gears (310) in a side-by-side manner; the multiple first bevel gears (310) are respectively meshed with multiple second bevel gears (311); the multiple second bevel gears (311) are respectively fixedly sleeved on the upper ends of the multiple driving shafts (302).

5. The ore grinding equipment according to claim 4, characterized in that: One end of each of the two first rotating shafts (304) is fixedly sleeved with a first pulley (312); a second pulley (313) is arranged between the two first pulleys (312); the second pulley (313) is fixedly sleeved on the other end of the other crushing roller (202); the second pulley (313) is connected to the two first pulleys (312) through a synchronous belt transmission.

6. The ore grinding equipment according to claim 4 or 5, characterized in that: The grinding mechanism (4) comprises a pair of discharge boxes (401) respectively arranged on opposite sides of the feed box (201); the two discharge boxes (401) are respectively fixed to the base (1) through brackets (402); the lower ends of the two groups of feeding cylinders (301) are respectively fixed to the top walls of the two discharge boxes (401); the bottom walls of the two discharge boxes (401) are each provided with a strip-shaped discharge port (403) parallel to the crushing roller (202); the interiors of the two discharge boxes (401) are both rotatably connected with a grinding roller (404) parallel to the crushing roller (202); a grinding gap (405) is formed between the grinding roller (404) and the inner wall of the adjacent discharge box (401).

7. The ore grinding equipment according to claim 6, characterized in that: A third rotating shaft (406) parallel to the crushing roller (202) is arranged between the two discharge boxes (401); both ends of the third rotating shaft (406) are vertically rotatably connected with mounting posts (407); the upper ends of the two mounting posts (407) are respectively fixed on the opposite side walls of the feed box (201); a pair of disc cams (408) are fixedly sleeved side by side on the third rotating shaft (406); a lifting block (409) is arranged below the third rotating shaft (406); a pair of guide posts (410) are vertically fixed on the upper surface of the lifting block (409); the upper ends of the two guide posts (410) are respectively in sliding contact with the working surfaces of the two disc cams (408); a pair of guide posts (410) are horizontally fixed on the lifting block (409) (406) parallel transmission rods (411); two pairs of pressing blocks (412) are fixed side by side on the two transmission rods (411); the two pairs of pressing blocks (412) are respectively slidably inserted on the top walls of the two discharge boxes (401), and the two pressing blocks (412) on each of the discharge boxes (401) are respectively arranged on the opposite sides of the adjacent grinding rollers (404); transmission blocks (413) are fixed at both ends of the two transmission rods (411); the lower surfaces of the two pairs of transmission blocks (413) are vertically connected with tensioning springs (414); the lower ends of the two pairs of tensioning springs (414) are fixed with positioning blocks (415); the two pairs of positioning blocks (415) are respectively fixed on the opposite outer surfaces of the two discharge boxes (401).

8. The ore grinding equipment according to claim 7, characterized in that: One end of the two grinding rollers (404) is fixedly sleeved with a third pulley (416); a fourth pulley (417) is arranged between the two third pulleys (416); the fourth pulley (417) is fixedly sleeved on one end of the third rotating shaft (406); the fourth pulley (417) and the two third pulleys (416) are connected via a synchronous belt transmission; the other end of the third rotating shaft (406) is fixedly sleeved with a fifth pulley (418); the fifth pulley (418) is connected to a sixth pulley (419) via a synchronous belt transmission; the sixth pulley (419) is fixedly sleeved on the output shaft of a second servo motor (420); the second servo motor (420) is fixed on the upper surface of the base (1).

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