Metal mine crushing equipment

Abstract

The utility model discloses metal ore crushing equipment, and relates to the technical field of metal ore processing equipment. The crushing device comprises a crushing box, a feeding port is formed in the top of the crushing box, a stone crushing assembly, a screen plate and a collecting box are sequentially arranged in the crushing box from top to bottom, the screen plate is obliquely arranged below the stone crushing assembly, the low-position end of the screen plate is hinged to the inner wall of the crushing box, and a discharging port is formed in the upper portion of the low-position end of the screen plate on the inner wall of the crushing box. The high-position end of the sieve plate abuts against the inner wall of the crushing box, a protruding block is arranged at the bottom of the high-position end of the sieve plate, an impact motor is installed on the outer side wall of the crushing box, an impact shaft of the impact motor penetrates through the outer side wall of the crushing box and then is connected with a fixing block, and the impact shaft is rotationally connected with the outer side wall of the crushing box. A plurality of impact rods are evenly arranged around the fixing block, and the ends of the impact rods abut against the side portions of the protruding blocks. The sieve plate vibrates through the impact motor to achieve efficient screening.

Description

TECHNICAL FIELD

[0001] The utility model relates to metal ore processing equipment technical field, especially in kind of metal ore crushing equipment. BACKGROUND

[0002] In the process of metal ore mining and processing, crushing is an essential key link. The existing metal ore crushing equipment still needs to rely on screening equipment for secondary screening after crushing, which not only has many procedures, but also cannot guarantee the screening quality, resulting in that qualified and unqualified metal ores cannot be effectively separated, affecting the subsequent processing process. On the other hand, the crushing efficiency is low, and it is mostly single crushing, which is difficult to meet the large-scale production demand. At the same time, in the crushing process, the dust and gravel produced are easy to overflow, not only polluting the working environment, but also threatening the health of the workers. SUMMARY

[0003] In view of the above technical problems, the utility model provides a kind of metal ore crushing equipment, to solve the problem of poor screening effect of existing equipment.

[0004] In order to achieve the above purpose, the technical scheme of the utility model is as follows:

[0005] A kind of metal ore crushing equipment, including crushing box, the top of crushing box is provided with feed inlet, stone crushing assembly, sieve plate and collection box are sequentially arranged from top to bottom in crushing box, sieve plate is arranged obliquely below stone crushing assembly, one end of low position of sieve plate is hinged to the inner wall of crushing box, and discharge port is formed above one end of low position of sieve plate on the inner wall of crushing box, one end of high position of sieve plate is abutted on the inner wall of crushing box, and the bottom of one end of high position of sieve plate is provided with protruding block, impact motor is installed on the outer wall of crushing box, the impact shaft of impact motor is connected with fixed block after penetrating through the outer wall of crushing box, the impact shaft is rotatably connected with the outer wall of crushing box, a plurality of impact rods are evenly arranged around fixed block, and the end of impact rod is abutted on the side of protruding block.

[0006] Further, the stone crushing assembly is composed of two first crushing rollers engaged with each other, the two first crushing rollers are installed in the crushing box through adjusting shaft and connecting shaft, the other end of adjusting shaft and connecting shaft penetrates through the inner wall of crushing box and is connected with driving assembly, and adjusting shaft and connecting shaft are rotatably connected with the crushing box.

[0007] Further, the stone crushing assembly further includes two second crushing rollers engaged with each other, the two second crushing rollers are installed in the crushing box through fixed shaft and driven shaft, the other end of fixed shaft and driven shaft penetrates through the inner wall of crushing box and is connected with the driving assembly, and fixed shaft and driven shaft are rotatably connected with the crushing box, and guide plates are symmetrically arranged on the inner side wall of crushing box between the first crushing roller and the second crushing roller.

[0008] Further, the driving assembly comprises a protective frame, a servo motor, a first gear and a second gear, the protective frame is hung on the outer wall of the crushing box, the servo motor is installed in the crushing box, the main shaft of the servo motor is connected with the connecting shaft, the outer ends of the adjusting shaft, the driven shaft and the fixed shaft located outside the crushing box are rotationally connected with the inner wall of the protective frame, the first gear is provided with two, the two first gears are installed on the connecting shaft and the adjusting shaft respectively, and the two first gears are meshed with each other, the second gear is provided with two, the two second gears are installed on the driven shaft and the fixed shaft respectively, and the two second gears are meshed with each other, the connecting shaft and the driven shaft are respectively provided with a driving pulley and a driven pulley, and the driving pulley and the driven pulley are connected through a connecting belt.

[0009] Further, the top of the feeding port is provided with a protection assembly.

[0010] Further, the protection assembly comprises a protective cover plate and an adjusting motor, the adjusting motor is installed at the top of the crushing box, the main shaft of the adjusting motor is connected with an adjusting rod, the adjusting rod is threadedly connected with an adjusting block, the bottom of the adjusting block is provided with a guide block, the top of the crushing box is provided with a guide groove in the direction of the adjusting rod, the guide block is slidingly installed in the guide groove, the top of the adjusting block is connected with the protective cover plate, and the protective cover plate corresponds to the position of the feeding port.

[0011] Further, the bottom of the protective cover plate is provided with a sealing gasket.

[0012] Further, the front of the crushing box is provided with an inspection door.

[0013] Further, the collecting box is a drawer type installed in the crushing box, and a handle is installed on the outer wall of the collecting box.

[0014] Further, the bottom of the crushing box is provided with a supporting base.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] 1. The impact motor drives the impact rod to impact the bottom protruding block of the sieve plate, so that the sieve plate vibrates, the sieve plate is effectively prevented from being blocked, accurate screening of the metal ore is realized, the qualified metal ore falls into the collecting box, and the unqualified metal ore is discharged through the discharge port for re-crushing;

[0017] 2. The driving assembly drives the connecting shaft through the servo motor, synchronous rotation of the first crushing roller and the second crushing roller is realized, the metal ore is crushed twice, and the crushing efficiency is greatly improved;

[0018] 3. The protection assembly can control the opening and closing of the protective cover plate through the adjusting motor, the feeding port is closed during crushing, dust and gravel are prevented from overflowing, the influence on the working environment and the workers is reduced, the environmental protection and the safety are improved. Attached Figure Description

[0019] Figure 1 This is a schematic diagram of the front cross-sectional structure of this utility model;

[0020] Figure 2 This is a partial sectional view of the structure of this utility model from the side.

[0021] Figure 3 This is a schematic diagram of a partial cross-sectional structure from the rear view of this utility model;

[0022] Figure 4 This is a schematic diagram of the overall three-dimensional structure of the present invention;

[0023] Figure 5 This is a three-dimensional structural diagram of the impact rod of this utility model.

[0024] In the picture:

[0025] 1. Crushing box; 2. First crushing roller; 3. Connecting shaft; 4. Guide plate; 5. Driven shaft; 6. Discharge port; 7. Second crushing roller; 8. Collection box; 9. Support base; 10. Protrusion; 11. Impact motor; 12. Screen plate; 13. Fixed shaft; 14. Adjusting shaft; 15. Protective assembly; 1501. Adjusting motor; 1502. Adjusting rod; 1503. Protective cover plate; 1504. Adjusting block; 1505. Guide block; 1506. Guide groove; 16. Feed port; 17. Handle; 18. First gear; 19. Protective frame; 20. Drive assembly; 2001. Drive pulley; 2002. Connecting belt; 2003. Driven pulley; 21. Servo motor; 22. Second gear; 23. Inspection door; 24. Impact shaft; 25. Fixed block; 26. Impact rod. Detailed Implementation

[0026] To make the objectives, technical solutions, and advantages of this utility model clearer, the present utility model will be further described in detail below with reference to specific embodiments and accompanying drawings. It should be understood that these descriptions are merely exemplary and not intended to limit the scope of this utility model. Furthermore, descriptions of well-known structures and technologies are omitted in the following description to avoid unnecessarily obscuring the concept of this utility model.

[0027] A kind of metal ore crushing equipment, including crushing box 1, crushing box 1 top is equipped with feed inlet 16, crushing box 1 is sequentially equipped with stone crushing assembly, sieve plate 12 and collection box 8 from top to bottom, sieve plate 12 is obliquely arranged below stone crushing assembly, and the low end of sieve plate 12 is hinged to the inner wall of crushing box 1, and discharge outlet 6 is formed in the inner wall of crushing box 1 above the low end of sieve plate 12, the high end of sieve plate 12 is abutted on the inner wall of crushing box 1, and the bottom of the high end of sieve plate 12 is equipped with lug 10, impact motor 11 is installed on the outer wall of crushing box 1, and the impact shaft 24 of impact motor 11 is connected with fixed block 25 after passing through the outer wall of crushing box 1, the impact shaft 24 is rotatably connected with the outer wall of crushing box 1, and a plurality of impact rods 26 are evenly arranged around fixed block 25, and the end of impact rod 26 is abutted on the side of lug 10. By starting impact motor 11 to drive impact shaft 24 to rotate, while impact shaft 24 rotates to drive fixed block 25 to rotate synchronously, so as to drive impact rod 26 to rotate, while impact rod 26 rotates to impact lug 10 at the bottom of sieve plate 12, so that sieve plate 12 vibrates, and the metal ore falling on sieve plate 12 is screened by the vibration of sieve plate 12, so that the qualified metal ore falls into the inside of collection box 8 for collection, for subsequent use, and the unqualified metal ore is discharged through discharge outlet 66 along with the vibration of second crushing roller 77, so that the unqualified metal ore is collected by workers, for subsequent re-crushing operation until it is qualified.

[0028] The stone crushing assembly is composed of two first crushing rollers 2 engaged with each other, and the two first crushing rollers 2 are installed in the crushing box 1 through adjusting shaft 14 and connecting shaft 3, respectively, and the other end of adjusting shaft 14 and connecting shaft 3 is connected with driving assembly 20 after passing through the inner wall of crushing box 1, and adjusting shaft 14 and connecting shaft 3 are rotatably connected with crushing box 1.

[0029] The stone crushing assembly further includes two second crushing rollers 7 engaged with each other, and the two second crushing rollers 7 are installed in the crushing box 1 through fixed shaft 13 and driven shaft 5, respectively, and the other end of fixed shaft 13 and driven shaft 5 is connected with driving assembly 20 after passing through the inner wall of crushing box 1, and fixed shaft 13 and driven shaft 5 are rotatably connected with crushing box 1, and guide plate 4 is symmetrically arranged on the inner side wall of crushing box 1 between first crushing roller 2 and second crushing roller 7.

[0030] The driving assembly 20 comprises a protective frame 19, a servo motor 21, first gears 18 and second gears 22, the protective frame 19 is hung on the outer wall of the crushing box 1, the servo motor 21 is installed in the crushing box 1, the main shaft of the servo motor 21 is connected with the connecting shaft 3, the adjusting shaft 14, the driven shaft 5 and the fixed shaft 13 are rotatably connected with the inner wall of the protective frame 19 at one end outside the crushing box 1, the first gears 18 are provided with two, the two first gears 18 are installed on the connecting shaft 3 and the adjusting shaft 14 respectively, and the two first gears 18 are meshed with each other, the second gears 22 are provided with two, the two second gears 22 are installed on the driven shaft 5 and the fixed shaft 13 respectively, and the two second gears 22 are meshed with each other, the connecting shaft 3 and the driven shaft 5 are respectively provided with a driving pulley 2001 and a driven pulley 2003, and the driving pulley 2001 and the driven pulley 2003 are connected through a connecting belt 2002. By starting the servo motor 21, the connecting shaft 3 is driven to rotate, and the connecting shaft 3 rotates to drive the first gear 18 to rotate, thereby driving the adjusting shaft 14 to rotate synchronously, and then driving the two first crushing rollers 2 to rotate synchronously, through the above operation, the metal ore falling in the working range of the first crushing roller 2 is crushed, and the connecting shaft 3 rotates to drive the driving pulley 2001 to rotate synchronously, thereby driving the connecting belt 2002 to rotate, and then driving the driven pulley 2003 to rotate, and the driven pulley 2003 rotates to drive the driven shaft 5 to rotate, thereby driving the second gear 22 to rotate, and then driving the fixed shaft 13 to rotate, through the above operation, the two second crushing rollers 7 are driven to rotate, thereby facilitating the secondary crushing of the crushed metal ore, thereby improving the crushing efficiency.

[0031] The top of the feeding port 16 is provided with a protection assembly 15.

[0032] The protection assembly 15 comprises a protection cover plate 1503 and an adjusting motor 1501 installed on the top of the crushing box 1, the main shaft of the adjusting motor 1501 is connected with an adjusting rod 1502, the adjusting rod 1502 is connected with an adjusting block 1504 through threaded cooperation, the bottom of the adjusting block 1504 is provided with a guide block 1505, the top of the crushing box 1 is provided with a guide groove 1506 along the direction of the adjusting rod 1502, the guide block 1505 is slidingly installed in the guide groove 1506, the top of the adjusting block 1504 is connected with the protection cover plate 1503, and the protection cover plate 1503 corresponds to the position of the feeding port 16. By starting the adjusting motor 1501, the adjusting rod 1502 is driven to rotate, and the adjusting rod 1502 drives the adjusting block 1504 to move horizontally at the same time, so that the guide block 1505 slides in the guide groove 1506. By providing the guide groove 1506, on the one hand, the adjusting block 1504 in motion can be limited to avoid position deviation during movement, and on the other hand, the adjusting block 1504 in motion can be guided to make the movement of the adjusting block 1504 more stable. The adjusting block 1504 moves horizontally at the same time, and drives the protection cover plate 1503 to move horizontally synchronously, so that the protection cover plate 1503 is away from the feeding port 16, so that the staff can guide the metal ore into the inside of the crushing box 1 through the feeding port 16. By the above-mentioned operation, the protection cover plate 1503 and the feeding port 16 are mutually attached, and the above-mentioned operation can avoid dust and gravel from the feeding port 16 during crushing, so as to avoid the influence of dust and gravel on the working environment and the staff, thereby improving the safety and environmental protection.

[0033] The bottom of the protection cover plate 1503 is provided with a sealing gasket.

[0034] The front of the crushing box 1 is provided with an inspection door 23.

[0035] The collecting box 8 is a drawer type installed in the crushing box 1, and the handle 17 is installed on the outer wall of the collecting box 8.

[0036] The bottom of the crushing box 1 is provided with a supporting base 9.

[0037] In use:

[0038] The adjusting motor 1501 is started, the main shaft drives the adjusting rod 1502 to rotate, the adjusting block 1504 threaded with the adjusting rod 1502 moves horizontally under the limiting and guiding action of the guide groove 1506, and then drives the protection cover plate 1503 to move away from the feeding port 16, so that the staff can pour the metal ore from the feeding port 16 into the crushing box 1.

[0039] The poured metal ore first enters the stone crushing assembly composed of two first crushing rollers 2 engaged with each other. The servo motor 21 is started, the main shaft of which drives the rotating of the connecting shaft 3, the first gear 18 on the connecting shaft 3 is rotated, and then the first gear 18 on the adjusting shaft 14 engaged with the first gear 18 is rotated, so that the two first crushing rollers 2 are synchronously rotated to preliminarily crush the metal ore. The crushed metal ore is guided by the guide plate 4 into the secondary crushing area composed of two second crushing rollers 7 engaged with each other. When the connecting shaft 3 rotates, the driven shaft 5 is rotated through the driving belt pulley 2001, the connecting belt 2002 and the driven belt pulley 2003, the second gear 22 on the driven shaft 5 drives the second gear 22 on the fixed shaft 13 engaged with the second gear 22 to rotate, so that the two second crushing rollers 7 are synchronously rotated to secondarily crush the metal ore and improve the crushing efficiency.

[0040] The metal ore after the secondary crushing falls on the inclined sieve plate 12. At this time, the impact motor 11 is started, the impact shaft 24 of the impact motor 11 drives the rotating of the fixed block 25, the impact rod 26 on the fixed block 25 is rotated and impacts the protrusion 10 at the bottom of the high-positioned end of the sieve plate 12, so that the sieve plate 12 is vibrated. Under the vibration, the qualified metal ore falls into the drawer-type collecting box 8 below through the sieve plate 12, and the staff can take out the collecting box 8 through the handle 17 on the outer wall of the collecting box 8 to collect; the unqualified metal ore is discharged from the discharge port 6 along with the vibration of the sieve plate 12, so as to be re-crushed subsequently.

[0041] When the metal ore is completely poured, the adjusting motor 1501 is reversely operated, so that the protective cover plate 1503 returns to above the feeding port 16 and is attached, and the sealing gasket at the bottom of the protective cover plate 1503 can effectively prevent the dust and stones from being discharged from the feeding port 16 when the metal ore is crushed, so as to protect the working environment and the safety of the staff. The front of the equipment is provided with the maintenance door 23, so as to facilitate the daily maintenance; and the supporting base 9 at the bottom ensures that the equipment is stable during the operation.

[0042] The above only describes the preferred embodiments of the present application, and is not used to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A metal ore breaking apparatus, characterized by: The utility model relates to a rock breaking device, which comprises a breaking box (1), a feeding port (16) is arranged on the top of the breaking box (1), a rock breaking assembly, a sieve plate (12) and a collecting box (8) are sequentially arranged in the breaking box (1) from top to bottom, the sieve plate (12) is arranged obliquely below the rock breaking assembly, one end of the low position of the sieve plate (12) is hinged to the inner wall of the breaking box (1), an outlet (6) is formed above the one end of the low position of the sieve plate (12) on the inner wall of the breaking box (1), one end of the high position of the sieve plate (12) abuts against the inner wall of the breaking box (1), and a protruding block (10) is arranged at the bottom of the one end of the high position of the sieve plate (12), a percussion motor (11) is arranged on the outer wall of the breaking box (1), a percussion shaft (24) of the percussion motor (11) penetrates through the outer wall of the breaking box (1) and is connected with a fixing block (25), the percussion shaft (24) is rotatably connected with the outer wall of the breaking box (1), a plurality of percussion rods (26) are uniformly arranged around the fixing block (25), and the end of the percussion rod (26) abuts against the side of the protruding block (10).

2. A metallic ore breaking apparatus as claimed in claim 1, characterised in that: The rock breaking assembly is composed of two first breaking rollers (2) which are meshed with each other, the two first breaking rollers (2) are respectively arranged in the breaking box (1) through an adjusting shaft (14) and a connecting shaft (3), the other end of the adjusting shaft (14) and the connecting shaft (3) penetrates through the inner wall of the breaking box (1) and is connected with a driving assembly (20), and the adjusting shaft (14) and the connecting shaft (3) are rotatably connected with the breaking box (1).

3. A metallic ore breaking apparatus as claimed in claim 2, characterised in that: The rock breaking assembly further comprises two second breaking rollers (7) which are meshed with each other, the two second breaking rollers (7) are respectively arranged in the breaking box (1) through a fixing shaft (13) and a driven shaft (5), the other end of the fixing shaft (13) and the driven shaft (5) penetrates through the inner wall of the breaking box (1) and is connected with the driving assembly (20), the fixing shaft (13) and the driven shaft (5) are rotatably connected with the breaking box (1), and a guide plate (4) is symmetrically arranged on the inner wall of the breaking box (1) between the first breaking roller (2) and the second breaking roller (7).

4. A metallic ore breaking apparatus as claimed in claim 3, characterised in that: The driving assembly (20) comprises a protective frame (19), a servo motor (21), a first gear (18) and a second gear (22), the protective frame (19) is hanged on the outer wall of the crushing box (1), the servo motor (21) is installed in the crushing box (1), the main shaft of the servo motor (21) is connected with the connecting shaft (3), the outer end of the adjusting shaft (14), the driven shaft (5) and the fixed shaft (13) is rotatably connected with the inner wall of the protective frame (19), the first gear (18) is provided with two, the two first gears (18) are installed on the connecting shaft (3) and the adjusting shaft (14) respectively, and the two first gears (18) are meshed with each other, the second gear (22) is provided with two, the two second gears (22) are installed on the driven shaft (5) and the fixed shaft (13) respectively, and the two second gears (22) are meshed with each other, the connecting shaft (3) and the driven shaft (5) are respectively provided with a driving pulley (2001) and a driven pulley (2003), and the driving pulley (2001) and the driven pulley (2003) are connected through a connecting belt (2002).

5. A metallic ore breaking apparatus as claimed in claim 4, characterised in that: The top of the feeding port (16) is provided with a protection assembly (15).

6. A metallic ore breaking apparatus as claimed in claim 5, characterised in that: The protection assembly (15) comprises a protection cover plate (1503) and an adjusting motor (1501), the adjusting motor (1501) is installed on the top of the crushing box (1), the main shaft of the adjusting motor (1501) is connected with an adjusting rod (1502), the adjusting rod (1502) is connected with an adjusting block (1504) through threaded cooperation, the bottom of the adjusting block (1504) is provided with a guide block (1505), the top of the crushing box (1) is provided with a guide groove (1506) along the direction of the adjusting rod (1502), the guide block (1505) is slidably installed in the guide groove (1506), the top of the adjusting block (1504) is connected with the protection cover plate (1503), and the protection cover plate (1503) corresponds to the position of the feeding port (16).

7. A metallic ore breaking apparatus as claimed in claim 6, characterised in that: The bottom of the protection cover plate (1503) is provided with a sealing gasket.

8. A metallic ore breaking apparatus as claimed in claim 7, characterised in that: The front of the crushing box (1) is provided with an access door (23).

9. A metallic ore breaking apparatus as claimed in claim 8, characterised in that: The collecting box (8) is a drawer type installed in the crushing box (1), and the handle (17) is installed on the outer wall of the collecting box (8).

10. A metallic ore breaking apparatus as claimed in claim 9, characterised in that: The bottom of the crushing box (1) is provided with a supporting base (9).

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