CN213408903U

CN213408903U - Vertical ball mill

Info

Publication number: CN213408903U
Application number: CN202021610162.4U
Authority: CN
Inventors: 薛志宏; 张志远
Original assignee: Intercos Technology Sip Co ltd
Current assignee: Intercos Technology Sip Co ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-06-11
Anticipated expiration: 2030-08-06

Abstract

The utility model relates to a vertical ball mill, including barrel, agitator and air exhaust device, the agitator is located the barrel inside, the agitator includes (mixing) shaft, agitator motor, grinding portion, sealing ring and collection powder circle, agitator motor is located the top of (mixing) shaft and passes through screw fixed connection with it, grinding portion cover is established on the (mixing) shaft, grinding portion and (mixing) shaft welding, air exhaust device comprises air pump, filter screen and pipeline, and the air pump passes through the pipeline and links to each other with the barrel, and the filter screen sets up between barrel and air pump; the utility model discloses a motor bearing ring holds in the palm in the motor bottom to install the solid fixed ring of barrel in the barrel upper surface, then adjust flexible bracing piece and make motor bearing ring and the solid fixed ring of barrel push up tight motor and barrel respectively, thereby restrain the motor vibrations at the during operation, make its work more stable, reduce noise at work, extension equipment life.

Description

Vertical ball mill

Technical Field

The utility model relates to a ball mill technical field, concretely relates to vertical ball mill.

Background

The ball mill is mainly used for grinding fine-grained minerals and is important production equipment in the machining process of hard alloy, the ball mill in the prior art can only seal the place where the stirring shaft is connected with the motor in a dynamic sealing mode, however, the dynamic sealing mode in the prior art hardly achieves a good sealing effect, and dust in the stirring and grinding process is easily accumulated at the dynamic sealing ring and leaks out from the upper part of the stirring shaft to pollute the working environment on site. Furthermore, dust leaking from the seal is mineral or metal dust which is extremely liable to adhere to the machine surface and thus difficult to clean. In view of the above drawbacks, it is actually necessary to design an attritor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an upright ball mill to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an upright ball mill, includes barrel, agitator and air exhaust device, the agitator is located inside the barrel, the agitator includes (mixing) shaft, agitator motor, grinding portion, sealing ring and powder collecting ring, agitator motor is located the top of (mixing) shaft and passes through screw fixed connection rather than, grinding portion overlaps and establishes on the (mixing) shaft, grinding portion and (mixing) shaft welding, air exhaust device comprises air pump, filter screen and pipeline, and the air pump passes through the pipeline and links to each other with the barrel, and the filter screen sets up between barrel and air pump.

Preferably, the sealing ring and the powder collecting ring are sleeved above the stirring shaft, and the sealing ring and the powder collecting ring are positioned at the upper port of the barrel body.

Preferably, powder collecting ring includes powder collecting ring shell, semi-seal and powder collecting felt, powder collecting ring shell is cyclic annular cavity casing, semi-seal is located powder collecting ring shell inner circle, powder collecting felt is located inside powder collecting ring shell and rather than inlay card and be connected.

Preferably, a horizontally arranged bowl-shaped motor bearing ring is arranged at the bottom of the stirring motor, a cylinder fixing ring is arranged on the upper surface of the cylinder, and a plurality of supporting rods which are distributed at equal angles and arranged on a circumference are arranged between the motor bearing ring and the cylinder fixing ring.

Preferably, the bracing piece including be fixed in the solid fixed ring's of barrel loop bar, the loop bar in be equipped with one and follow the flexible screw rod of loop bar, the screw rod top be fixed in on the motor bearing ring, be equipped with an adjusting screw's dish nut on the screw rod.

Preferably, the motor bearing ring is provided with a first opening, the cylinder fixing ring is provided with a second opening, and the direction of the second opening of the cylinder fixing ring is consistent with that of the first opening of the motor bearing ring.

Preferably, a first cushion pad is arranged inside the motor bearing ring, and a second cushion pad is arranged on the lower surface of the cylinder fixing ring.

Preferably, the bottom of the barrel is communicated with a circulating pump through a pipeline, the circulating pump is communicated with a heat exchanger, and the heat exchanger is connected with the top of the barrel through a pipeline.

Compared with the prior art, the vertical ball mill of the utility model has the advantages that the motor bearing ring is supported at the bottom of the motor, the barrel fixing ring is arranged on the upper surface of the barrel, and then the telescopic support rod is adjusted to enable the motor bearing ring and the barrel fixing ring to respectively support the motor and the barrel, so that the vibration of the motor during working is inhibited, the work is more stable, the working noise is reduced, and the service life of the equipment is prolonged; the utility model discloses a set up collection powder circle at (mixing) shaft and barrel junction, collect the dust of revealing from the sealing ring through collection powder circle to avoided the dust to reveal the pollution site work environment, can avoid the dust to reveal in addition and adhere to on the equipment surface, thereby be favorable to the clearance cleanness of ball mill.

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, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic structural diagram of the vertical ball mill of the present invention.

In the drawings:

1. a barrel; 2. a stirrer; 3. a stirring shaft; 4. a stirring motor; 5. a grinding section; 6. a seal ring; 7. a powder collecting ring; 8. a powder collecting ring shell; 9. half sealing; 10. collecting powder felt; 11. a motor bearing ring; 12. A cylinder body fixing ring; 13. a support bar; 14. a loop bar; 15. a screw; 16. a disc nut; 17. a first opening; 18. a second opening; 19. a first cushion pad; 20. a second cushion pad; 21. a circulation pump; 22. A heat exchanger; 23. an air pump; 24. and (5) filtering by using a filter screen.

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, the present invention provides a technical solution: the utility model provides an attritor mill, includes barrel 1, agitator 2 and air exhaust device, agitator 2 is located barrel 1 inside, agitator 2 includes (mixing) shaft 3, agitator motor 4, grinding portion 5, sealing ring 6 and collection powder circle 7, agitator motor 4 is located the top of (mixing) shaft 3 and passes through screw fixed connection rather than, and is feasible, and agitator motor 4 accessible frame is fixed, and in order to reduce the shake of equipment, fixed agitator motor's frame can be separated with barrel 1 and set up, fixes subaerial respectively. Grinding part 5 cover is established on (mixing) shaft 3, grinding part 5 and (mixing) shaft 3 welding.

In this embodiment, sealing ring 6 and powder collecting ring 7 are nested above the stirring shaft, and it is feasible that sealing ring 6 and powder collecting ring 7 are located at the upper port of the barrel, powder collecting ring 7 includes powder collecting ring shell 8, half seal 9 and powder collecting felt 10, powder collecting ring shell 8 is an annular hollow shell, half seal 9 is located powder collecting ring shell 8 inner ring, powder collecting felt 10 is located inside powder collecting ring shell 8 and is connected with its inlay card. Dust leaked from the sealing ring 6 in the using process can enter from the half seal 9, and the dust can still be brought out by gas flowing due to the fact that the dynamic seal cannot be completely sealed. Feasible, partly seal 9 can adopt rubber to seal, and the open end that partly seals 9 is located the position of descending on the lower side, and collection powder felt 10 also can adopt the surface to treat the rubber felt of burr, because its electrification nature, metal powder can be adsorbed by it to avoided the dust to reveal and cause the pollution to the processing scene in the external work environment. Feasible, sealing ring 6 is located the below of powder collection circle 7, and powder collection circle 7 also can adopt the concatenation formula, can conveniently dismantle like this and clear up the inside dust that gathers.

In this embodiment, a horizontally arranged bowl-shaped motor bearing ring 11 is arranged at the bottom of the stirring motor 4, a cylinder fixing ring 12 is arranged on the upper surface of the cylinder 1, and a plurality of support rods 13 are arranged between the motor bearing ring 11 and the cylinder fixing ring 12 and distributed at equal angles on a circumference.

In this embodiment, the support rod 13 includes a loop bar 14 fixed on the fixing ring of the cylinder, a screw rod 15 capable of extending along the loop bar is arranged in the loop bar 14, the top of the screw rod 15 is fixed on the motor bearing ring 11, and a disc-shaped nut 16 for adjusting the screw rod is arranged on the screw rod 15.

In this embodiment, the motor supporting ring 11 is provided with a first opening 17 to form a C-shaped motor supporting ring 11.

Because the motor has an output shaft, in order to be used on the machine after installation, in this embodiment, the cylinder fixing ring 12 is provided with a second opening 18, forming a C-shaped cylinder fixing ring 12, and the second opening of the cylinder fixing ring 12 is in the same direction as the first opening of the motor bearing ring 11.

In order to flexibly contact with the motor and reduce noise, in the embodiment, a first cushion pad 19 is arranged inside the motor bearing ring 11; the lower surface of the cylinder fixing ring 12 is provided with a second cushion pad 20.

In this embodiment, the bottom of barrel 1 is passed through the pipeline and is communicated with circulating pump 21, and circulating pump 21 communicates with heat exchanger 22, and heat exchanger 22 passes through the pipeline and links to each other with the top of barrel 1 to the realization is to the circulation and the cooling of material in the barrel 1, and circulating pump 21 and pipeline flexonics, the hose or the bellows that has toughness can be taken to the mode of flexonics.

In this embodiment, the air pumping device is composed of an air pump 23, a filter screen 24 and a pipeline, the air pump 23 is connected with the barrel 1 through the pipeline, and the filter screen 24 is arranged between the barrel 1 and the air pump 23. The air extracting device is movably connected with the cylinder 1, and can be connected with the cylinder 1 and extract air outwards during charging, and the connection between the air extracting device and the cylinder 1 can be cut off and the cylinder 1 can be sealed under other conditions, so that the air extracting device can play a role when needed, and is not connected with main equipment under other conditions; when feeding, the air extractor extracts the air in the cylinder 1 to form negative pressure, thereby avoiding the escape of dust; the design of the filter screen 24 can prevent the dust from being drawn out by the air pump, and after the charging is completed, the connection between the filter screen 24 and the air pump 23 can be removed and the filter screen 24 is washed by the liquid medium, so that the dust is prevented from escaping and losing.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The vertical ball mill is characterized in that: including barrel (1), agitator (2) and air exhaust device, agitator (2) are located inside barrel (1), agitator (2) include (mixing) shaft (3), agitator motor (4), grinding portion (5), sealing ring (6) and collection powder circle (7), agitator motor (4) are located the top of (mixing) shaft (3) and pass through screw fixed connection with it, grinding portion (5) cover is established on (mixing) shaft (3), grinding portion (5) and (mixing) shaft (3) welding, air exhaust device comprises air pump (23), filter screen (24) and pipeline, and air pump (23) link to each other with barrel (1) through the pipeline, and filter screen (24) set up between barrel (1) and air pump (23).

2. An attritor mill according to claim 1, characterized in that: the sealing ring (6) and the powder collecting ring (7) are sleeved above the stirring shaft, and the sealing ring (6) and the powder collecting ring (7) are positioned at the upper port of the barrel.

3. An attritor mill according to claim 2, characterized in that: powder collecting ring (7) comprises a powder collecting ring shell (8), a semi-seal (9) and a powder collecting felt (10), wherein the powder collecting ring shell (8) is an annular hollow shell, the semi-seal (9) is positioned at the inner ring of the powder collecting ring shell (8), and the powder collecting felt (10) is positioned inside the powder collecting ring shell (8) and is connected with the powder collecting ring shell in a clamping and embedding manner.

4. An attritor mill according to claim 1, characterized in that: the bottom of the stirring motor (4) is provided with a bowl-shaped motor bearing ring (11) which is horizontally arranged, the upper surface of the barrel body (1) is provided with a barrel body fixing ring (12), and a plurality of supporting rods (13) which are distributed at equal angles and arranged on one circumference are arranged between the motor bearing ring (11) and the barrel body fixing ring (12).

5. An attritor mill according to claim 4, characterized in that: bracing piece (13) including being fixed in loop bar (14) on the solid fixed ring of barrel, loop bar (14) in be equipped with one and follow flexible screw rod (15) of loop bar, screw rod (15) top be fixed in motor bearing ring (11) on, be equipped with dish-shaped nut (16) of an adjusting screw on screw rod (15).

6. An attritor mill according to claim 4, characterized in that: the motor bearing ring (11) on be equipped with a first opening (17), the solid fixed ring of barrel (12) on be equipped with a second opening (18), the second opening of the solid fixed ring of barrel (12) is unanimous with the first opening direction on the motor bearing ring (11).

7. An attritor mill according to claim 4, characterized in that: the motor bearing ring (11) is internally provided with a first cushion pad (19), and the lower surface of the cylinder body fixing ring (12) is provided with a second cushion pad (20).

8. An attritor mill according to claim 1, characterized in that: the bottom of the barrel (1) is communicated with a circulating pump (21) through a pipeline, the circulating pump (21) is communicated with a heat exchanger (22), and the heat exchanger (22) is connected with the top of the barrel (1) through a pipeline.