Ball mill for producing aluminum powder paste

Abstract

The utility model discloses a ball mill for producing aluminum powder paste, which relates to the technical field of ball milling equipment, and comprises a barrel structure and a static pushing device, the barrel structure comprises an outer barrel, an inner barrel, a reinforcing transverse rib, a material guide port, a support ring and a grinding ball; the outer barrel is driven by the driving motor, the speed reducer and the transmission shaft to rotate, the grinding balls impact and grind materials under the action of centrifugal force, and smashing is achieved. The static thrust device is composed of an installation structure, an air inlet structure and a supporting structure, flexible supporting is generated through expansion of an air bag in the air inlet structure, the friction coefficient of the barrel and the supporting device is increased through a rubber layer, stress of a transmission shaft and the barrel is reduced, the deformation problem caused by gravity center deviation of the barrel is avoided, stable operation of equipment is ensured, and the service life of the equipment is prolonged. And the excessive consumption of equipment materials is reduced, so that the waste of resources is reduced, the dependence on natural resources is reduced, a certain environment-friendly effect is achieved, and meanwhile, the grinding efficiency of aluminum powder paste production and the equipment stability are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to ball mill equipment technical field, specifically, relate to a ball mill for aluminium paste production. BACKGROUND

[0002] Ball mill is a kind of key equipment widely used in powder production, mineral processing and metal material grinding and other industrial fields. Its main function is to exert impact and friction force on material by grinding medium, realizes the crushing and refinement of material. Especially in the aluminium paste production process, ball mill can grind aluminium particles into fine powder, improve the uniformity and quality of aluminium paste, meet the demand of further processing.

[0003] The working principle of ball mill is that the cylinder is rotated by driving device, and the grinding ball and material in the cylinder are lifted to a certain height under the action of centrifugal force and then fall freely. Grinding ball is under the joint action of gravity and cylinder rotation force, and high-intensity impact and friction occur with material, so as to achieve the purpose of crushing and refining material. However, in actual application, due to the large mass of cylinder and grinding ball, combined with high-speed centrifugal force generated in the rotation process, transmission shaft and cylinder support structure bear large mechanical load, which leads to deformation and wear of transmission shaft, and affects the stability and service life of equipment. SUMMARY

[0004] In view of the problems in the related art, the utility model provides a ball mill for aluminium paste production to overcome the above technical problems existing in the prior art.

[0005] Therefore, the utility model adopts the specific technical scheme as follows:

[0006] A ball mill for aluminium paste production, including cylinder structure, the cylinder structure includes outer cylinder, overhaul opening, inner cylinder, reinforcing cross rib, material guide, support ring, grinding ball, overhaul opening is installed on the outer cylinder, the inside of outer cylinder is equipped with inner cylinder, reinforcing cross rib is equipped on the inner cylinder, the both sides of outer cylinder are equipped with material guide, the support ring is fixedly arranged on the material guide, the grinding ball is placed in the inner cylinder, the bottom of outer cylinder is equipped with mounting structure, the both sides of mounting structure are equipped with air inlet structure, the support structure is rotatably connected on the mounting structure.

[0007] Further, one side of outer cylinder is fixedly connected with transmission shaft, transmission shaft is connected with speed reducer, speed reducer is connected with the driving end of driving motor, the bottom of support ring is equipped with bearing roller, bearing roller bottom is connected with mounting bracket, the bottom of mounting bracket is connected with support base.

[0008] Further, the mounting structure comprises a mounting plate, a bearing, a hydraulic lifter, a dust cover and a fitting groove, the bearing is mounted on the mounting plate, the hydraulic lifter is mounted at the bottom end of the mounting plate, the dust cover is arranged on the circumferential side of the hydraulic lifter, and the fitting groove is formed in the mounting plate.

[0009] Further, the air inlet structure comprises a main air inlet cover, a one-way butt joint valve, a communication pipe and a secondary air inlet cover, the one-way butt joint valve is connected to one side of the main air inlet cover, the communication pipe is communicated with two sides of the main air inlet cover, and the secondary air inlet cover is communicated with the communication pipe.

[0010] Further, the supporting structure comprises a supporting roller, a rubber layer, a rotating shaft, an air bag and a gas guide hole, the rubber layer is arranged on one side of the supporting roller, the air bag is arranged in the rubber layer, the rotating shaft is connected to the axis of the supporting roller, and the gas guide hole is formed in the rotating shaft.

[0011] The beneficial effects of the utility model are as follows: the cylinder structure of the utility model provides effective flexible support through the static pushing device, the interaction between the cylinder and the supporting device is enhanced by the air bag expansion in the air inlet structure and the contact with the rubber layer, the stress of the transmission shaft and the cylinder is reduced, and the subsidence deformation caused by the gravity center deviation of the cylinder is prevented. Meanwhile, the air bag and the rubber layer serve as flexible contact layers, the damage of the cylinder caused by hard contact is effectively avoided, the service life of the equipment is prolonged, the excessive consumption of equipment materials is reduced, the waste of resources is reduced, the dependence on natural resources is reduced, the environmental protection effect is achieved, and the grinding efficiency and the equipment stability of the aluminum powder paste production are improved. DRAWINGS

[0012] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained by those skilled in the art without creative labor on the basis of the drawings.

[0013] Figure 1 It is a main body structure schematic diagram of a ball mill for aluminum powder paste production according to the utility model embodiment;

[0014] Figure 2 It is a cylinder structure schematic diagram of a ball mill for aluminum powder paste production according to the utility model embodiment;

[0015] Figure 3 It is a supporting structure connection diagram of a ball mill for aluminum powder paste production according to the utility model embodiment;

[0016] Figure 4 It is a mounting structure schematic diagram of a ball mill for aluminum powder paste production according to the utility model embodiment;

[0017] Figure 5 is a schematic diagram of a gas inlet structure of a ball mill for aluminum paste production according to an embodiment of the present application;

[0018] Figure 6 is a schematic diagram of a support structure of a ball mill for aluminum paste production according to an embodiment of the present application;

[0019] Figure 7 is a sectional view of the support structure of the ball mill for aluminum paste production according to an embodiment of the present application.

[0020] In the drawings:

[0021] 1, cylinder structure; 101, outer cylinder; 102, access hole; 103, inner cylinder; 104, reinforcing cross rib; 105, material guide port; 106, support ring; 107, grinding ball; 2, transmission shaft; 3, speed reducer; 4, driving motor; 5, supporting roller; 6, mounting bracket; 7, support seat; 8, mounting structure; 801, mounting plate; 802, bearing; 803, hydraulic lifter; 804, dust cover; 805, fitting groove; 9, gas inlet structure; 901, main gas inlet cover; 902, one-way butt joint valve; 903, communication pipe; 904, secondary gas inlet cover; 10, support structure; 1001, support roller; 1002, rubber layer; 1003, rotating shaft; 1004, air bag; 1005, air guide hole; 11, spray pipe. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0023] According to an embodiment of the present application, a ball mill for aluminum paste production is provided.

[0024] Embodiment one;

[0025] As Figures 1-7As shown, the ball mill for aluminum powder paste production comprises a cylinder structure 1, the cylinder structure 1 comprises an outer cylinder 101, an access hole 102, an inner cylinder 103, a reinforcing cross rib 104, a material guide port 105, a support ring 106, a grinding ball 107, the access hole 102 is installed on the outer cylinder 101, the inner cylinder 103 is arranged in the outer cylinder 101, the reinforcing cross rib 104 is arranged on the inner cylinder 103, the material guide port 105 is arranged on the two sides of the outer cylinder 101, the support ring 106 is fixedly arranged on the material guide port 105, the grinding ball 107 is arranged in the inner cylinder 103, the bottom end of the outer cylinder 101 is provided with a mounting structure 8, the two sides of the mounting structure 8 are provided with an air inlet structure 9, the support structure 10 is rotatably connected to the mounting structure 8, and the diameter of the outer cylinder 101 is 1.5 meters.

[0026] The outer cylinder 101 of the cylinder structure 1 is driven by the driving motor 4, the reducer 3 and the transmission shaft 2, the support roller 5 supports the support ring 106, thereby reducing the stress of the transmission shaft 2, the material guide port 105 is used for guiding the material for grinding, the spray pipe 11 is used for spraying water on the ball mill for cooling treatment, so as to prevent the temperature of the cylinder from being too high, when the cylinder rotates, the grinding ball 107 and the material are brought to a certain height under the action of centrifugal force and then fall down, so as to impact and grind the material, thereby realizing the crushing and refinement of the material.

[0027] The transmission shaft 2 is fixedly connected to one side of the outer cylinder 101, the transmission shaft 2 is connected with the reducer 3, the reducer 3 is connected with the driving end of the driving motor 4, the bottom end of the support ring 106 is provided with the support roller 5, the bottom end of the support roller 5 is connected with the mounting frame 6, the bottom end of the mounting frame 6 is connected with the support seat 7, and the spray pipe 11 is mounted on one side of the mounting frame 6.

[0028] The mounting structure 8 comprises a mounting plate 801, a bearing 802, a hydraulic lifter 803, a dust cover 804 and a fitting groove 805, the bearing 802 is mounted on the mounting plate 801, the hydraulic lifter 803 is mounted at the bottom end of the mounting plate 801, the dust cover 804 is arranged on the periphery of the hydraulic lifter 803, and the fitting groove 805 is formed in the mounting plate 801.

[0029] The air inlet structure 9 comprises a main air inlet cover 901, a one-way butt joint valve 902, a communication pipe 903 and a secondary air inlet cover 904, the one-way butt joint valve 902 is connected to one side of the main air inlet cover 901, the communication pipe 903 is communicated with the two sides of the main air inlet cover 901, and the secondary air inlet cover 904 is communicated with the communication pipe 903.

[0030] The support structure 10 comprises a support roller 1001, a rubber layer 1002, a rotating shaft 1003, an air bag 1004 and a gas guide hole 1005, the rubber layer 1002 is arranged on one side of the support roller 1001, the air bag 1004 is arranged in the rubber layer 1002, the rotating shaft 1003 is connected with the axis of the support roller 1001, and the gas guide hole 1005 is arranged in the rotating shaft 1003.

[0031] The mounting structure 8, the air inlet structure 9 and the support structure 10 jointly form a static thrust device, the one-way butt joint valve 902 of the air inlet structure 9 is connected with an air pump, the air inlet cover 901 and the secondary air inlet cover 904 are communicated through the communication pipe 903, when the air pressure of the air inlet cover 901 is increased through the air pump, the air inlet cover is communicated with the rotating shaft 1003, the rotating shaft 1003 is rotatably arranged on the bearing 802, the air bag 1004 is communicated with the air inlet cover through the gas guide hole 1005, the air pressure in the air bag 1004 is increased to cause expansion, the rubber layer 1002 is located at the outer ring of the air bag 1004 and is used for protecting the air bag 1004 and increasing the friction coefficient with the outer cylinder body 101, so that the rubber layer 1002 increases the interaction force with the outer cylinder body 101 under the action of the expansion of the air bag 1004, the resultant force of the rubber layer 1002 acting on the outer cylinder body 101 is upward, thereby reducing the stress of the cylinder body and the transmission shaft 2, and the static thrust device is provided with two groups and is arranged on the two sides of the center of the bottom end of the cylinder body, so that the stress caused by the gravity center of the cylinder body is reduced, the problems, such as center collapse deformation caused by excessive material introduction, are prevented, and the air bag 1004 and the rubber layer 1002 are flexible contact layers, so that the hard contact marks caused by the cylinder body are avoided.

[0032] In the design of the ball mill for producing aluminum powder paste, in addition to realizing efficient grinding, the technical effect of green environmental protection is particularly considered, the device performs water circulation cooling on the cylinder body through a spray pipe system, the temperature of the cylinder body is effectively reduced, the additional energy consumption caused by the traditional air cooling mode is reduced, in addition, the air bag 1004 and the rubber layer 1002 adopted in the static thrust device are flexible structures, the stress of the cylinder body and the transmission shaft 2 is reduced, the hard wear of the cylinder body is avoided, the service life of the device is prolonged, the excessive consumption of the device material is reduced, the waste of resources is reduced, the static thrust device supports the cylinder body through the expansion of the air bag 1004, the demand for mechanical lubrication is reduced, the amount of oil used and the amount of waste discharged are reduced, and the requirements of environmental friendliness and sustainable development are met.

[0033] In order to facilitate the understanding of the above technical scheme of the utility model, the working principle or operation mode of the utility model in the actual process is described in detail.

[0034] According to the above technical scheme of the utility model, the outer cylinder 101 of the cylinder structure 1 is driven by the driving motor 4, the reducer 3 and the transmission shaft 2, the supporting roller 5 supports the supporting ring 106, thereby reducing the stress of the transmission shaft 2, the material inlet 105 is used for guiding the material for grinding, the spray pipe 11 is used for spraying water to cool the ball mill, so as to prevent the temperature of the cylinder from being too high, when the cylinder rotates, the grinding ball 107 and the material are taken to a certain height under the action of centrifugal force and then fall down, so as to impact and grind the material, thereby realizing the crushing and refining of the material, the mounting structure 8, the air inlet structure 9 and the supporting structure 10 jointly constitute the static pushing device, the one-way butt joint valve 902 of the air inlet structure 9 is connected with the air pump, the main air inlet cover 901 and the secondary air inlet cover 904 are communicated through the communication pipe 903, when the air pressure of the air inlet cover 901 is increased by the air pump, the air inlet cover is communicated with the rotating shaft 1003, the rotating shaft 1003 is rotatably installed on the bearing 802, the air bag 1004 is communicated with the air inlet cover through the air guide hole 1005, the air pressure in the air bag 1004 is increased to generate expansion, the rubber layer 1002 is located at the outer ring of the air bag 1004 and is used for protecting the air bag 1004 and increasing the friction coefficient with the outer cylinder 101, so that the rubber layer 1002 increases the interaction force with the outer cylinder 101 under the expansion of the air bag 1004, because the resultant force of the rubber layer 1002 acting on the outer cylinder 101 is upward, thereby reducing the stress of the cylinder and the transmission shaft 2, and because the static pushing device is provided with two groups and is arranged on the two sides of the center of the bottom end of the cylinder, the stress generated by the gravity center of the cylinder can be reduced, the problems of center collapse deformation and the like caused by the introduction of excessive material can be prevented, and because the air bag 1004 and the rubber layer 1002 are flexible contact layers, the cylinder will not be caused by hard contact to generate marks.

[0035] The above merely describes the preferred embodiments of the utility model and is not used to limit the utility model, and any modification, equivalent replacement, improvement and the like made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A ball mill for producing aluminum powder paste, characterized in that, The device includes a cylindrical structure (1), which includes an outer cylindrical body (101), an inspection port (102), an inner cylindrical body (103), reinforcing ribs (104), a feed inlet (105), a support ring (106), and grinding balls (107). The outer cylindrical body (101) is equipped with an inspection port (102). The inner cylindrical body (103) is located inside the outer cylindrical body (101). The inner cylindrical body (103) is equipped with reinforcing ribs (104). The outer cylindrical body (101) is equipped with feed inlets (105) on both sides. The feed inlets (105) are fixedly equipped with support rings (106). Grinding balls (107) are placed inside the inner cylindrical body (103). The bottom end of the outer cylindrical body (101) is equipped with an installation structure (8). The installation structure (8) is equipped with air intake structures (9) on both sides. The installation structure (8) is rotatably connected to a support structure (10).

2. The ball mill for producing aluminum powder paste according to claim 1, characterized in that, A drive shaft (2) is fixedly connected to one side of the outer cylinder (101). The drive shaft (2) is connected to a reducer (3). The reducer (3) is connected to the drive end of a drive motor (4). A support roller (5) is provided at the bottom end of the support ring (106). A mounting frame (6) is connected to the bottom end of the support roller (5). A support seat (7) is connected to the bottom end of the mounting frame (6). A spray pipe (11) is installed on one side of the mounting frame (6).

3. The ball mill for producing aluminum powder paste according to claim 2, characterized in that, The mounting structure (8) includes a mounting plate (801), a bearing (802), a hydraulic lifter (803), a dust cover (804), and a mating groove (805). The bearing (802) is mounted on the mounting plate (801), and the hydraulic lifter (803) is mounted on the bottom end of the mounting plate (801).

4. The ball mill for producing aluminum powder paste according to claim 3, characterized in that, The hydraulic lifter (803) is provided with a dust cover (804) on its periphery, and the mounting plate (801) is provided with a fitting groove (805).

5. A ball mill for producing aluminum powder paste according to claim 4, characterized in that, The air intake structure (9) includes a main air intake cover (901), a one-way docking valve (902), a connecting pipe (903), and a secondary air intake cover (904). One side of the main air intake cover (901) is connected to the one-way docking valve (902), and both sides of the main air intake cover (901) are connected to the connecting pipe (903). The connecting pipe (903) is connected to the secondary air intake cover (904).

6. A ball mill for producing aluminum powder paste according to claim 5, characterized in that, The support structure (10) includes a support roller (1001), a rubber layer (1002), a rotating shaft (1003), an airbag (1004), and an air guide hole (1005). The support roller (1001) has a rubber layer (1002) on one side, and an airbag (1004) is provided inside the rubber layer (1002). The support roller (1001) is connected to the rotating shaft (1003) at its axis, and an air guide hole (1005) is provided on the rotating shaft (1003).

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