CN214320421U

CN214320421U - Grinding device for metallurgical powder

Info

Publication number: CN214320421U
Application number: CN202020861863.9U
Authority: CN
Inventors: 彭青松
Original assignee: Chaoyang Jinlin Iron Powder Co ltd
Current assignee: Chaoyang Jinlin Iron Powder Co ltd
Priority date: 2020-05-21
Filing date: 2020-05-21
Publication date: 2021-10-01
Anticipated expiration: 2030-05-21

Abstract

The utility model belongs to the technical field of the metallurgy, especially, be a metallurgical grinding device for powder, including the feed inlet, the bottom of feed inlet is provided with outer rinding body, outer rinding body's inside is provided with interior rinding body, interior rinding body's inside is provided with first motor, outer rinding body's bottom is provided with the screening storehouse, the inside of screening storehouse is provided with the coarse screen cloth. The coarse screen is driven to move through the rotation of the first eccentric wheel, the screening efficiency is improved through the first spring and the first baffle plate, the screening efficiency is improved, the fine screen is driven to move through the rotation of the second eccentric wheel, the screening efficiency is improved, the second spring and the second baffle plate are used for improving the screening efficiency, the metallurgical powder which does not fall off from the coarse screen mesh screen enters the transmission channel through the push plate, the working efficiency is improved, the metallurgical powder is transmitted to the feed inlet through the transmission channel, and the grinding effect of the device is improved.

Description

Grinding device for metallurgical powder

Technical Field

The utility model belongs to the technical field of the metallurgy, concretely relates to metallurgical grinding device for powder.

Background

Powder metallurgy is a process technology for preparing metal powder or manufacturing metal materials, composite materials and various products by using metal powder (or a mixture of metal powder and non-metal powder) as a raw material and forming and sintering the metal powder, and the powder metallurgy method and the ceramic production have similar places and belong to powder sintering technologies, so a series of new powder metallurgy technologies can also be used for preparing ceramic materials.

However, the powder grinding device of the powder metallurgy multipurpose metal powder device has the disadvantages of complicated structure, more processes, low efficiency, large power consumption, high cost, large occupied area and large one-time investment, thereby causing high cost, and the powder grinding device grinds powder

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a metallurgical grinding device for powder has solved the problem that is low to powder metallurgy grinding efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: a grinding device for metallurgical powder comprises a feed inlet, wherein an outer grinding body is arranged at the bottom of the feed inlet, an inner grinding body is arranged inside the outer grinding body, a first motor is arranged inside the inner grinding body, a screening bin is arranged at the bottom of the outer grinding body, a coarse screen is arranged inside the screening bin, a first mounting block is arranged on the front surface of the screening bin, a second motor is arranged on the front surface of the first mounting block, a first transmission shaft is arranged at the output end of the second motor, a first eccentric wheel is arranged on the surface of the first transmission shaft, a first spring is arranged on the back surface of the screening bin, a first baffle is arranged on the back surface of the first spring, a fine screen is arranged inside the screening bin, a second mounting block is arranged on the front surface of the screening bin, a third motor is arranged on the front surface of the second mounting block, and the output end of the third motor is connected with a second transmission shaft, the surface of second transmission shaft is provided with the second eccentric wheel, the back in screening storehouse is provided with the second spring, the back of second spring is provided with the second baffle the side in screening storehouse is provided with the pneumatic cylinder, the side of pneumatic cylinder is provided with the hydraulic stem, the side of hydraulic stem is provided with the push pedal, the front in screening storehouse is provided with the hinge, the back of hinge is provided with the dodge gate, the front of dodge gate is provided with the handle, the side in screening storehouse is provided with the transmission passageway, the surface of transmission passageway is provided with transmission device, transmission device's inside is provided with the fourth motor, the top of fourth motor is provided with the baffle, the output of fourth motor is connected with the axis of rotation, the surface of axis of rotation is provided with the transmission flabellum, transmission device's surface is provided with transmission pipeline.

Preferably, the number of the first mounting blocks, the second mounting blocks, the first baffle plates and the second baffle plates is two, and the two first mounting blocks, the two second mounting blocks, the two first baffle plates and the two second baffle plates are symmetrical to each other with the center of the screening bin.

Preferably, the outer grinding body is internally provided with a spiral groove, and the spiral groove is connected with a cavity formed by the inner grinding body and the outer grinding body.

Preferably, the number of the first springs and the number of the second springs are four, and the four first springs and the four second springs are respectively symmetrical to each other with the centers of the coarse screen and the fine screen.

Preferably, the top of the screening bin is provided with a notch, and the notch is connected with a spiral groove formed in the outer grinding body.

Preferably, the grinding strip of the inner grinding body is engaged with the grinding strip of the outer grinding body, and the grinding strip of the inner grinding body is provided with a notch.

Compared with the prior art, the beneficial effects of the utility model are that:

the device improves the working efficiency of the device by rotating the inner grinding body, the grinding strips of the inner grinding body are meshed with the grinding strips of the outer grinding body, the grinding efficiency is improved, the working efficiency is improved by the grooves formed on the grinding strips of the inner grinding body, the spiral groove formed at the bottom of the outer grinding body is connected with the notch formed at the top of the screening bin, the working efficiency is improved, the coarse screen is driven to move by rotating the first eccentric wheel, the screening efficiency is improved by the first spring and the first baffle plate, the fine screen is driven to move by rotating the second eccentric wheel, the screening efficiency is improved, the metallurgical powder which cannot fall off from the coarse screen mesh screen enters the transmission channel by the push plate, the working efficiency is improved, the metallurgical powder is transmitted to the feed inlet by the transmission pipeline, the grinding effect of the device is improved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a complete structural schematic diagram of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a cross-sectional view of the present invention;

fig. 4 is a cross-sectional structure diagram of the conveying device of the present invention.

In the figure: 1. a feed inlet; 2. an outer abrasive body; 3. an inner grinding body; 4. a first motor; 5. a screening bin; 6. coarse screening; 7. a first mounting block; 8. a second motor; 9. a first drive shaft; 10. a first eccentric wheel; 11. a first spring; 12. a first baffle plate; 13. a fine screen; 14. a second mounting block; 15. a third motor; 16. a second drive shaft; 17. a second eccentric wheel; 18. a second spring; 19. a second baffle; 20. a hydraulic cylinder; 21. a hydraulic lever; 22. pushing the plate; 23. a hinge; 24. a movable door; 25. a handle; 26. a transmission channel; 27. a transmission device; 28. a fourth motor; 29. a partition plate; 30. a rotating shaft; 31. Conveying fan blades; 32. and (4) a conveying pipeline.

Detailed Description

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

Referring to fig. 1-4, the present invention provides the following technical solutions: a grinding device for metallurgical powder comprises a feed inlet 1, an outer grinding body 2 is arranged at the bottom of the feed inlet 1, an inner grinding body 3 is arranged inside the outer grinding body 2, a first motor 4 is arranged inside the inner grinding body 3, a screening bin 5 is arranged at the bottom of the outer grinding body 2, a coarse screen 6 is arranged inside the screening bin 5, a first mounting block 7 is arranged on the front side of the screening bin 5, a second motor 8 is arranged on the front side of the first mounting block 7, a first transmission shaft 9 is arranged at the output end of the second motor 8, a first eccentric wheel 10 is arranged on the surface of the first transmission shaft 9, a first spring 11 is arranged on the back side of the screening bin 5, a first baffle 12 is arranged on the back side of the first spring 11, a fine screen 13 is arranged inside the screening bin 5, a second mounting block 14 is arranged on the front side of the screening bin 5, and a third motor 15 is arranged on the front side of the second mounting block 14, the output end of the third motor 15 is connected with a second transmission shaft 16, the surface of the second transmission shaft 16 is provided with a second eccentric wheel 17, the back of the screening bin 5 is provided with a second spring 18, the back of the second spring 18 is provided with a second baffle plate 19, the side of the screening bin 5 is provided with a hydraulic cylinder 20, the side of the hydraulic cylinder 20 is provided with a hydraulic rod 21, the side of the hydraulic rod 21 is provided with a push plate 22, the front of the screening bin 5 is provided with a hinge 23, the back of the hinge 23 is provided with a movable door 24, the front of the movable door 24 is provided with a handle 25, the side of the screening bin 5 is provided with a transmission channel 26, the surface of the transmission channel 26 is provided with a transmission device 27, the inside of the transmission device 27 is provided with a fourth motor 28, the top of the fourth motor 28 is provided with a baffle plate 29, the output end of the fourth motor 28 is connected with a rotating shaft 30, the surface of the rotating shaft 30 is provided with a transmission fan blade 31, and the surface of the transmission device 27 is provided with a transmission channel 32.

In the embodiment, the first motor 4 drives the inner grinding body 3 to rotate to grind metallurgical powder, so that the working efficiency of the device is improved, the grinding strips of the inner grinding body 3 are meshed with the grinding strips of the outer grinding body 2, the metallurgical powder is ground more finely, the grinding efficiency is improved, the metallurgical powder flows downwards after being ground through the grooves formed in the grinding strips of the inner grinding body 3, so that the working efficiency is improved, the spiral grooves formed in the bottom of the outer grinding body 2 are connected with the notches formed in the top of the screening bin 5, so that the metallurgical powder enters the screening bin 5, the working efficiency is improved, the first transmission shaft 9 is controlled to rotate through the second motor 8, the first eccentric wheel 10 rotates to drive the coarse screen 6 to move, the screening efficiency is improved, meanwhile, the coarse screen 6 rebounds through the first spring 11 and the first baffle plate 12, the coarse screen 6 performs reciprocating motion to screen, so that the screening efficiency is improved, control the rotation of second transmission shaft 16 through third motor 15, make the rotatory thin screen cloth 13 of drive of second eccentric wheel 17 remove, the efficiency of screening has been improved, make thin screen cloth 13 bounce-back through second spring 18 and second baffle 19 simultaneously, make thin screen cloth 13 carry out reciprocating motion and filter the efficiency that has improved the screening, it is flexible to control hydraulic stem 21 through pneumatic cylinder 20, make push pedal 22 get into transmission channel 26 with the metallurgical powder that coarse screen cloth 6 does not sieve, the work efficiency is improved, it is rotatory to control axis of rotation 29 through fourth motor 28, make transmission flabellum 30 rotatory, will transmit the metallurgical powder that comes from transmission channel 26 to transmission pipeline 32, transmit to feed inlet 1 by transmission pipeline 32 again, carry out the secondary grinding to metallurgical powder, the grinding effect of device has been improved.

Specifically, the number of the first mounting blocks 7, the second mounting blocks 14, the first baffle plates 12 and the second baffle plates 19 is two, the two first mounting blocks 7, the second mounting blocks 14, the first baffle plates 12 and the second baffle plates 19 are symmetrical to each other with the center of the screening bin 5, and the operation of the coarse screening net 6 and the fine screening net 13 is more stable through the two first mounting blocks 7, the second mounting blocks 14, the first baffle plates 12 and the second baffle plates 19 which are symmetrical with the center of the screening bin 5, so that the screening efficiency of the device is improved.

Specifically, the spiral groove is formed in the outer grinding body 2, the spiral groove is connected with a cavity formed by the outer grinding body 2 and the inner grinding body 3, the spiral groove is formed in the outer grinding body 2 and is connected with a cavity formed by the outer grinding body 2 and the inner grinding body 3, and accordingly the grinded metallurgical powder flows into the spiral groove, and the working efficiency of the device is improved.

Specifically, the number of the first springs 11 and the second springs 18 is four, the four first springs 11 and the four second springs 18 are respectively symmetrical to each other with the centers of the coarse screen 6 and the fine screen 13, and the coarse screen 6 and the fine screen 13 can reciprocate through the two first springs 11 and the two second springs 18 which are symmetrical to each other with the centers of the coarse screen 6 and the fine screen 13, so that the screening effect of the device is improved.

Specifically, the notch has been seted up at the top of screening storehouse 5, and the notch is connected with the helicla flute that outer rinding body 2 was seted up, and the helicla flute that notch and outer rinding body 2 were seted up through the top of screening storehouse 5 is connected, makes the metallurgical powder after the grinding get into screening storehouse 5 and screens, has improved work efficiency.

The grinding strip of the inner grinding body 3 is meshed with the grinding strip of the outer grinding body 2, the grinding strip of the inner grinding body 3 is provided with a notch, the grinding strip of the inner grinding body 3 is meshed with the grinding strip of the outer grinding body 2, the grinding of metallurgical powder is more fine, the grinding efficiency is improved, a groove is formed in the grinding strip of the inner grinding body 3, the metallurgical powder flows downwards after being ground, and the working efficiency is improved.

The utility model discloses a theory of operation and use flow: after the utility model is installed, when in use, the first motor 4 drives the inner grinding body 3 to rotate, the grinding strip of the inner grinding body 3 and the grinding strip of the outer grinding body 2 are meshed with each other to grind metallurgical powder, the spiral groove arranged at the bottom of the outer grinding body 2 is connected with the notch arranged at the top of the screening bin 5, so that the metallurgical powder enters the screening bin 5, the second motor 8 controls the first transmission shaft 9 to rotate, the first eccentric wheel 10 rotates to drive the coarse screen 6 to move, the first spring 11 and the first baffle 12 rebound the coarse screen 6, so that the coarse screen 6 performs reciprocating motion to screen, the third motor 15 controls the second transmission shaft 16 to rotate, the second eccentric wheel 17 rotates to drive the fine screen 13 to move, the second spring 18 and the second baffle 19 rebound the fine screen 13, so that the fine screen 13 performs reciprocating motion to screen, the hydraulic cylinder 20 controls the hydraulic rod 21 to stretch, the metallurgical powder which cannot be screened by the coarse screen 6 enters the transmission channel 26 through the push plate 22, the metallurgical powder transmitted through the transmission channel 26 is transmitted to the transmission pipeline 32 and then transmitted to the feeding hole 1 through the transmission pipeline 32, the metallurgical powder is subjected to secondary grinding, and the input end of electric equipment in the equipment is electrically connected with an external power supply.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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

1. The utility model provides a metallurgical grinder for powder, includes feed inlet (1), the bottom of feed inlet (1) is provided with outer rinding body (2), its characterized in that: the grinding machine is characterized in that an inner grinding body (3) is arranged inside the outer grinding body (2), a first motor (4) is arranged inside the inner grinding body (3), a screening bin (5) is arranged at the bottom of the outer grinding body (2), a coarse screen (6) is arranged inside the screening bin (5), a first mounting block (7) is arranged on the front side of the screening bin (5), a second motor (8) is arranged on the front side of the first mounting block (7), a first transmission shaft (9) is arranged at the output end of the second motor (8), a first eccentric wheel (10) is arranged on the surface of the first transmission shaft (9), a first spring (11) is arranged on the back side of the screening bin (5), a first baffle plate (12) is arranged on the back side of the first spring (11), a fine screen (13) is arranged inside the screening bin (5), a second mounting block (14) is arranged on the front side of the screening bin (5), the front surface of the second mounting block (14) is provided with a third motor (15), the output end of the third motor (15) is connected with a second transmission shaft (16), the surface of the second transmission shaft (16) is provided with a second eccentric wheel (17), the back surface of the screening bin (5) is provided with a second spring (18), the back surface of the second spring (18) is provided with a second baffle (19), the side surface of the screening bin (5) is provided with a hydraulic cylinder (20), the side surface of the hydraulic cylinder (20) is provided with a hydraulic rod (21), the side surface of the hydraulic rod (21) is provided with a push plate (22), the front surface of the screening bin (5) is provided with a hinge (23), the back surface of the hinge (23) is provided with a movable door (24), the front surface of the movable door (24) is provided with a handle (25), the side surface of the screening bin (5) is provided with a transmission channel (26), the surface of transmission passageway (26) is provided with transmission device (27), the inside of transmission device (27) is provided with fourth motor (28), the top of fourth motor (28) is provided with baffle (29), the output of fourth motor (28) is connected with axis of rotation (30), the surface of axis of rotation (30) is provided with transmission flabellum (31), the surface of transmission device (27) is provided with transmission pipeline (32).

2. A grinding apparatus for metallurgical powders according to claim 1, wherein: the screening bin is characterized in that the number of the first mounting blocks (7), the number of the second mounting blocks (14), the number of the first baffle plates (12) and the number of the second baffle plates (19) are two, and the two first mounting blocks (7), the two second mounting blocks (14), the number of the first baffle plates (12) and the number of the second baffle plates (19) are all symmetrical to each other with the center of the screening bin (5).

3. A grinding apparatus for metallurgical powders according to claim 1, wherein: the inner part of the outer grinding body (2) is provided with a spiral groove, and the spiral groove connects the outer grinding body (2) with a cavity formed by the inner grinding body (3).

4. A grinding apparatus for metallurgical powders according to claim 1, wherein: the number of the first springs (11) and the number of the second springs (18) are four, and the four first springs (11) and the four second springs (18) are respectively symmetrical to each other with the centers of the coarse screen (6) and the fine screen (13).

5. A grinding apparatus for metallurgical powders according to claim 1, wherein: the top of the screening bin (5) is provided with a notch which is connected with a spiral groove formed in the outer grinding body (2).

6. A grinding apparatus for metallurgical powders according to claim 1, wherein: the grinding strip of the inner grinding body (3) is meshed with the grinding strip of the outer grinding body (2), and the grinding strip of the inner grinding body (3) is provided with a notch.