CN213825134U

CN213825134U - A frequency conversion ball mill for white corundum production

Info

Publication number: CN213825134U
Application number: CN202022584564.8U
Authority: CN
Inventors: 侯桂萍
Original assignee: Henan Taiyuan Abrasive Technology Co ltd
Current assignee: Henan Taiyuan Abrasive Technology Co ltd
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-07-30
Anticipated expiration: 2030-11-10

Abstract

The utility model discloses a frequency conversion ball mill used for the production of white corundum, which comprises an abrasive barrel, hollow shafts are arranged on both sides of the abrasive barrel, and the hollow shafts are mounted on a shaft seat, one of which is connected with a dust-absorbing and discharging material The dust suction and discharge device is arranged at the mouth of the hollow shaft, the other shaft seat is connected with a feeding pipe, the feeding pipe corresponds to the mouth of the hollow shaft, and a rotating air pipe is arranged in the feeding pipe. The rotating air duct extends into the hollow shaft. The rotating air duct is a structure with one end open and the other end having a mesh end face. The other end of the rotating air duct passes through the end face of the feeding pipe. The rotating air duct is provided with a feeding screw. and the second driven ring gear, the feeding screw is located in the feeding pipe, the port of the rotating air pipe is provided with a bearing, and the inner side of the bearing is provided with an air inlet pipe, and the air inlet pipe is connected with the blower. The utility model overcomes the defects that the feeding process is uncontrollable and the dust collection effect in the discharging process is not good, resulting in low discharging efficiency.

Description

A frequency conversion ball mill for white corundum production

Technical Field

The utility model relates to a comminuted field, concretely relates to frequency conversion ball mill for white alundum production.

Background

The ball mill is a key device for crushing materials after the materials are crushed, and is mainly applied to production industries of cement, silicate products, novel building materials, refractory materials, chemical fertilizers, black and non-ferrous metal ore dressing, glass ceramics and the like. The white corundum also needs to be crushed by a ball mill in the production process, and the existing ball mill has the following defects: the feeding process is uncontrollable, and the dust collecting effect in the discharging process is poor, so that the discharging efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a frequency conversion ball mill for white corundum production to overcome above the defect.

In order to solve the technical problem, the utility model adopts the following technical scheme:

a frequency conversion ball mill for producing white corundum comprises a grinding cylinder, wherein hollow shafts are arranged on two sides of the grinding cylinder and are arranged on a shaft seat, one of the shaft seats is connected with a dust-absorbing and discharging device which is arranged at the mouth of the hollow shaft tube, the other shaft seat is connected with a feeding tube which corresponds to the mouth of the hollow shaft, a rotary air pipe is arranged in the feeding pipe and extends into the hollow shaft, the rotary air pipe is of a structure with an opening at one end and a mesh end surface at the other end, the other end of the rotary air pipe penetrates through the end surface of the feeding pipe, the rotary air pipe is provided with a feeding screw and a second driven gear ring, the feeding screw is positioned in the feeding pipe, the second driven gear ring is positioned at the outer side of the feeding pipe, and a bearing is arranged in the port of the rotary air pipe, an air inlet pipe is arranged on the inner side of the bearing, and the air inlet pipe is connected with the air blower.

Further, be provided with first driven ring gear on the periphery of abrasive material section of thick bamboo both ends, first driven ring gear and the first driving gear meshing that is located the abrasive material section of thick bamboo below, two first driving gears pass through the connecting rod to be connected, and the connecting rod end extends and is connected with inverter motor.

Further, the driven ring gear of second and the meshing of second driving gear, the second driving gear is connected with the output of feeding motor, and feeding motor sets up lateral wall under the inlet pipe, just inlet pipe lateral wall top is connected with the feeder hopper.

Furthermore, a mesh partition plate is arranged in the grinding cylinder to divide the grinding cylinder into a left area and a right area.

Furthermore, an air guide cover and barrier strips are arranged in the grinding cylinder, the air guide cover is located in the left side area of the mesh partition plate and is in a circular truncated cone shape, the barrier strips are located in the right side area of the mesh partition plate, and the barrier strips are arranged along the circumferential surface of the inner wall of the grinding cylinder.

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

the utility model discloses be provided with dust absorption discharge device and inlet pipe corresponding to the hollow shaft on the axle bed, be provided with the rotatory tuber pipe and the pay-off spiral of integral type in the inlet pipe, in order to send into the material grinding section of thick bamboo through the pay-off spiral to such mode makes the feeding process controllable, and rotatory tuber pipe is hollow structure and blows in the air current through the air-blower, so as to do benefit to the dust in the grinding section of thick bamboo and waft, thereby cooperation dust absorption discharge device has improved the effect that the material was arranged in the dust absorption, improves row's material efficiency. The grinding drum is internally provided with an air guide cover and a barrier strip, dust is favorably gathered towards the hollow shaft through the air guide cover, and the impact force of the grinding body is improved through the barrier strip. Is beneficial to grinding harder materials.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a longitudinal cross-sectional view of a barrier strip and abrasive drum.

Fig. 3 is a longitudinal sectional view of the rotary air duct.

In the figure, 1-a feed hopper, 2-a grinding cylinder, 3-an air guide cover, 4-a mesh clapboard, 5-a barrier strip, 6-a first driven gear ring, 7-an axle seat, 8-a hollow shaft, 9-a dust-absorbing and discharging device, 10-a variable frequency motor, 11-a first driving gear, 12-a connecting rod, 13-a feed pipe, 14-a rotary air pipe, 15-a feed screw, 16-a second driven gear ring, 17-a second driving gear, 18-a feed motor, 19-a bearing, 20-an air inlet pipe and 21-a blower.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1:

referring to fig. 1, the utility model provides a frequency conversion ball mill for white alundum production, including abrasive material section of thick bamboo 2, be provided with hollow shaft 8 in abrasive material section of thick bamboo 2 both sides, and hollow shaft 8 installs on axle bed 7, hollow shaft 8 can be on axle bed 7 free rotation, be connected with dust absorption discharge device 9 on one of them axle bed 7, dust absorption discharge device 9 reaches row material purpose through the air dust in the extraction abrasive material section of thick bamboo 2, this dust absorption discharge device 9 sets up in 8 mouths of tubes of hollow shaft, be connected with inlet pipe 13 on another axle bed 7, the size of inlet pipe 13 is greater than the fixed setting on axle bed 7 of hollow shaft 8 size and inlet pipe 13, inlet pipe 13 is corresponding with the mouth of pipe of hollow shaft 8, and be provided with rotatory tuber pipe 14 in inlet pipe 13, rotatory tuber pipe 14 extends to hollow shaft 8 in, refer to fig. 3, rotatory inlet pipe 14 is that the one end opening other end has the structure of mesh terminal surface and the other end passes 13 terminal surface of rotatory tuber pipe 14 The setting of mesh terminal surface lets in the abrasive material section of thick bamboo 2 in order to do benefit to the air current, be provided with pay-off spiral 15 and the driven ring gear 16 of second on the rotatory tuber pipe 14, through pay-off spiral 15 in order to do benefit to controllable material that adds in the abrasive material section of thick bamboo 2, pay-off spiral 15 is located inlet pipe 13, and the driven ring gear 16 of second is located the inlet pipe 13 outside, be provided with bearing 19 in the port of rotatory tuber pipe 14 to be provided with intake pipe 20 in bearing 19 inboard, intake pipe 20 is connected with air-blower 21, and the air is gone into to the interior drum of abrasive material section of thick bamboo 2 through air-blower 21 to do benefit to scattering of dust, and then absorb the dust at other end cooperation dust absorption discharge device 9.

Example 2:

on the basis of the embodiment, the utility model discloses a another embodiment is, for steady make abrasive material section of thick bamboo 2 rotate, be provided with first driven ring gear 6 on the periphery of 2 both ends of abrasive material section of thick bamboo, first driven ring gear 6 meshes with the first driving gear 11 that is located 2 below the abrasive material section of thick bamboo, and two first driving gears 11 pass through connecting rod 12 and connect, and connecting rod 12 end extends and is connected with inverter motor 10.

Example 3:

on the basis of the above embodiment, the utility model discloses a another embodiment is, in order to make rotatory tuber pipe can rotate and then carry the material, the driven ring gear 16 of second meshes with second driving gear 17, and second driving gear 17 is connected with feeding motor 18's output, and feeding motor 18 sets up lateral wall under inlet pipe 13, just inlet pipe 13 lateral wall top is connected with feeder hopper 1.

Example 4:

on the basis of the above embodiment, another embodiment of the present invention is that the inside of the grinding cylinder 2 is provided with a mesh partition plate 4 to divide the inside of the grinding cylinder 2 into left and right regions. Referring to fig. 2, an air guide cover 3 and a barrier strip 5 are arranged in the grinding cylinder 2, the air guide cover 3 is located in the left side area of the mesh partition plate 4, the air guide cover 3 is in a circular truncated cone shape, a narrow opening of the air guide cover 3 is correspondingly arranged at the position of the hollow shaft 8, a wide opening of the air guide cover 3 is equal to the inner diameter of the grinding cylinder 2, dust is favorably collected to the position of the hollow shaft 8 through the air guide cover 3, the barrier strip 5 is located in the right side area of the mesh partition plate 4, the barrier strip 5 is arranged along the circumferential surface of the inner wall of the grinding cylinder 2, and the impact force of a grinding body is increased by arranging the barrier strip 5.

Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts or arrangements, other uses will also be apparent to those skilled in the art.

Claims

1. A frequency conversion ball mill for the production of white corundum, comprising an abrasive barrel (2), characterized in that: a hollow shaft (8) is provided on both sides of the abrasive barrel (2), and the hollow shaft (8) is installed on the shaft seat (7), one of the shaft seats (7) is connected with a dust suction and discharge device (9), the dust suction and discharge device (9) is arranged at the mouth of the hollow shaft (8), and the other shaft seat (7) ) is connected with a feeding pipe (13), the feeding pipe (13) corresponds to the nozzle of the hollow shaft (8), and a rotating air duct (14) is arranged in the feeding pipe (13), and the rotating air duct (14) extends into the hollow shaft (8), the rotating air duct (14) is a structure with one end open and the other end having a mesh end face, and the other end of the rotating air duct (14) passes through the feeding pipe (13) On the end face, the rotating air duct (14) is provided with a feeding screw (15) and a second driven ring gear (16), the feeding screw (15) is located in the feeding pipe (13), and the second driven ring gear ( 16) Located outside the feed pipe (13), a bearing (19) is arranged in the port of the rotating air pipe (14), and an air inlet pipe (20) is arranged inside the bearing (19), and the air inlet pipe (20) ) is connected to the blower (21).

2. A frequency conversion ball mill for white corundum production according to claim 1, characterized in that: a first driven ring gear (6) is provided on the circumferential surfaces of both ends of the abrasive cylinder (2), the first The driven ring gear (6) meshes with the first driving gear (11) located under the abrasive cylinder (2), the two first driving gears (11) are connected by a connecting rod (12), and the end of the connecting rod (12) extends And connect with the variable frequency motor (10).

3. A frequency conversion ball mill for white corundum production according to claim 1, characterized in that: the second driven ring gear (16) meshes with the second driving gear (17), and the second driving gear ( 17) is connected to the output end of the feeding motor (18), the feeding motor (18) is arranged on the lower side wall of the feeding pipe (13), and the feeding hopper (1) is connected above the side wall of the feeding pipe (13) .

4. A kind of frequency conversion ball mill for white corundum production according to claim 1, is characterized in that: described abrasive barrel (2) is provided with mesh separator (4) to divide the abrasive barrel (2) into left and right areas.

5. A frequency conversion ball mill for white corundum production according to claim 4, characterized in that: a wind guide cover (3) and a retaining bar (5) are arranged in the abrasive cylinder (2), and the guide The wind hood (3) is located in the left area of the mesh baffle (4), and the wind guide hood (3) is in the shape of a truncated cone. (5) Arranged along the circumferential surface of the inner wall of the abrasive cylinder (2).