Novel ball feeder for ball mill
By designing a new ball-adding machine, using lifting devices and ball-release mechanisms to screen and separate steel balls of different sizes, and quantitative control is achieved through weighing devices, the problem of the inability to add steel balls of different sizes in the prior art according to production requirements is solved. , improves production efficiency and labor efficiency.
Patent Information
- Application Number
- CN202421083393.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-17
- Publication Date
- 2025-01-14
- Estimated Expiration
- 2034-05-17
AI Technical Summary
The existing ball mills cannot add steel balls of different sizes according to production requirements, and the number of balls cannot be adjusted to meet production needs.
A new type of ball-plugging machine is designed, including the main body, ball storage area, lifting device, screening area, ball release area, weighing slot, ball exit channel and ball return channel, and the steel ball is transported to the screening area through the lifting device. Screening, use ball-release mechanism and weighing device to achieve separation and quantitative control of steel balls of different sizes.
It is possible to add steel balls of different sizes according to production requirements, and the number of balls can be adjusted, which reduces the labor intensity of workers and improves production efficiency.
Smart Images
Figure CN222343034U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of adding balls to a ball mill, and in particular relates to a novel ball adding machine used for a ball mill. Background Art
[0002] The ball mill is a key equipment for pulverizing materials after they are crushed. It is mainly used in the production industries of cement, silicate products, new building materials, refractory materials, fertilizers, ferrous and non-ferrous metal beneficiation, glass and ceramics. When the ball mill is working, the steel balls can be used to pulverize the materials. Due to the consumption of steel balls, the ball mill needs to add steel balls frequently to ensure the normal operation of the ball mill. In order to pulverize the materials more thoroughly, steel balls of different sizes need to be added. The existing ball adding methods are all used to add steel balls of the same size, which cannot meet the production requirements. A new ball adding machine is needed that can add steel balls of different sizes according to production requirements and can adjust the number of balls added. Utility Model Content
[0003] In view of the shortcomings of the prior art, the utility model aims to design a new ball adding machine for a ball mill, which can add steel balls of different sizes according to production requirements and adjust the number of balls added.
[0004] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a new ball adding machine for ball mill, comprising a main body, a ball storage area, a lifting device, a ball screening area, a ball placing area, a weighing trough, a ball outlet channel and a ball return channel, the main body having an irregular "T"-shaped cross-section, a lifting device is provided in the middle thereof, a ball storage area is provided on one side of the lifting device, a ball screening area is provided on the other side of the lifting device, the ball screening area is connected to one side of the ball placing area, a ball outlet channel is provided on the other side of the ball placing area, the ball outlet channel is divided into a large ball channel and a small ball channel, the large ball channel and the small ball channel are both arranged inside the weighing trough, a ball return channel is provided at the bottom of the ball placing area, and one end of the ball return channel is connected to the ball storage area.
[0005] The bottom of the ball storage area is connected with the lower part of the lifting device, and the steel balls in the ball storage area enter the lifting device, and the steel balls are transported to the top of the ball screening area through the lifting device; a ball adding port for adding steel balls is provided on the upper side wall of the ball storage area.
[0006] The ball screening area includes an upper channel and a lower channel which are connected as one. The upper channel is used for large steel balls to pass through, and the lower channel is used for small steel balls to pass through. The upper channel is a groove-shaped structure that is wide at the top and narrow at the bottom and has an opening on the bottom. The lower side walls of the upper channel are symmetrical to each other and gradually shrink inward to the opening. The lower channel is a groove-shaped structure that is wide at the top and narrow at the bottom and has an open upper surface. The inclined surface of the lower side wall of the upper channel contacts and cooperates with the opening of the lower channel.
[0007] The opening width of the upper channel is smaller than the opening width of the lower channel, the opening width of the upper channel is smaller than the diameter of the large steel ball, the opening width of the upper channel is larger than the diameter of the small steel ball, and both the upper channel and the lower channel are connected to the ball placement area.
[0008] The ball release area is composed of a shell, a large ball release mechanism and a small ball release mechanism, which are arranged inside the shell. The large ball release mechanism includes a cylinder A, a connecting rod A, a movable gate A, a fixed plate A, a guide plate A and a cover plate A. The cylinder A is arranged in the middle of one side of the shell, the piston end of the cylinder A is connected to one end of the connecting rod A, the other end of the connecting rod A is hinged to the bottom of the movable gate A, the top of the movable gate A is hinged to the shell, one end of the movable gate A cooperates with one side wall of the lower part of the upper channel set in the ball screening area, the other end of the movable gate A cooperates with one side wall of the large ball channel, one end of the fixed plate A cooperates with the other side wall of the lower part of the upper channel set in the ball screening area, the other end of the fixed plate A cooperates with the other side wall of the large ball channel, a cover plate A for preventing the large steel ball from derailing is provided on the top of the fixed plate A, and a cover plate A for preventing the large steel ball from derailing is provided on the bottom of the fixed plate A and the movable gate A. A guide plate A is provided for sending large steel balls to the ball storage area through the ball return channel; the small ball release mechanism includes a cylinder B, a connecting rod B, a movable gate plate B, a fixed plate B, a guide plate B and a cover plate B. The cylinder B is arranged at the lower part of the other side of the shell, the piston end of the cylinder B is connected to one end of the connecting rod B, the other end of the connecting rod B is hinged to the bottom of the movable gate plate B, the top of the movable gate plate B is hinged to the shell, one end of the movable gate plate B cooperates with a lower side wall of the lower channel set in the ball screening area, the other end of the movable gate plate B cooperates with a side wall of the small ball channel, one end of the fixed plate B cooperates with the other side wall of the lower channel set in the ball screening area, the other end of the fixed plate B cooperates with the other side wall of the small ball channel, a cover plate B for preventing small steel balls from derailing is provided on the top of the fixed plate B, and a guide plate B is provided at the bottom of the fixed plate B and the movable gate plate B, which is used to send small steel balls into the ball storage area through the ball return channel.
[0009] The ball return channel includes channel A and channel B. Channel A and channel B are arranged parallel to each other between the ball release area and the ball storage area. The side wall of one end of channel A is connected to the shell of the ball release area, and the other end is connected to the ball storage area. Channel A is used to send large steel balls into the ball storage area by cooperating with guide plate A; the side wall of one end of channel B is connected to the shell, and the other end is connected to the ball storage area. Channel B is used to send small steel balls into the ball storage area by cooperating with guide plate B.
[0010] The weighing trough is connected to the ball placing area, and the large ball channel and the small ball channel arranged inside it are arranged parallel to each other and tilted. One end of the large ball channel and the small ball channel are connected to the ball placing area, and the other end is provided with a ball outlet. The ball outlet is arranged on the side wall of the weighing trough, and a ball outlet gate is provided at the ball outlet; the weighing device is arranged at the bottom of the weighing trough, and the number of large steel balls and small steel balls in the ball outlet channel is controlled by the weighing device.
[0011] The beneficial effects of the utility model are as follows: the ball adding machine of the utility model can add steel balls of different sizes and can adjust the number of balls added, thereby meeting production needs, reducing the labor intensity of operators and improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 It is an overall schematic diagram of the utility model.
[0013] Figure 2 It is a schematic cross-sectional view of the screening area in the AA direction of the utility model.
[0014] Figure 3 It is a cross-sectional schematic diagram of the ball placing area of the utility model in the AA direction.
[0015] In the figure: 1. weighing trough, 2. ball outlet channel, 201. large ball channel, 202. small ball channel, 3. ball outlet gate, 4. ball release area, 401. large ball release mechanism, 4011. cylinder A, 4012. connecting rod A, 4013. movable gate A, 4014. fixed plate A, 4015. cover plate A, 4016. guide plate A, 402. small ball release mechanism, 4021. cylinder B, 4022 , connecting rod B, 4023, movable gate B, 4024, fixed plate B, 4025, cover plate B, 4026, guide plate B, 403, shell, 5, ball screening area, 501, upper channel, 502, lower channel, 6, ball return channel, 601, channel A, 602, channel B, 7, lifting device, 8, ball storage area, 9, ball adding port, 10, weighing device, 11, large steel ball, 12, small steel ball. DETAILED DESCRIPTION
[0016] The following will be combined with the drawings of this specification to clearly and completely describe the technical solution of the utility model. It should be noted that the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0017] See also Figure 1-Figure 3A new type of ball adding machine for a ball mill comprises a main body, a ball storage area 8, a lifting device 7, a ball screening area 5, a ball placing area 4, a weighing trough 1, a ball outlet channel 2 and a ball return channel 6. The cross section of the main body is an irregular "T"-shaped structure, in the middle of which a lifting device 7 is provided, one side of the lifting device 7 is provided with a ball storage area 8, the other side of the lifting device 7 is provided with a ball screening area 5, the ball screening area 5 is connected to one side of the ball placing area 4, the other side of the ball placing area 4 is provided with a ball outlet channel 2, the ball outlet channel 2 is divided into a large ball channel 201 and a small ball channel 202, the large ball channel 201 and the small ball channel 202 are both arranged inside the weighing trough 1, the bottom of the ball placing area 4 is provided with a ball return channel 6, and one end of the ball return channel 6 is connected to the ball storage area 8. The bottom of the ball storage area 8 is connected with the lower part of the lifting device 7. The steel balls in the ball storage area 8 enter the lifting device 7 and are transported to the top of the ball screening area 5 through the lifting device 7. The upper side wall of the ball storage area 8 is provided with a ball adding port 9 for adding steel balls. The ball screening area 5 includes an upper channel 501 and a lower channel 502 which are connected as one. The upper channel 501 is used for large steel balls 11 to pass through, and the lower channel 502 is used for small steel balls 12 to pass through. The upper channel 501 is a groove-shaped structure with a wide top and a narrow bottom and an opening on the bottom surface. The lower two side walls of the upper channel 501 are symmetrical to each other and gradually shrink inward to the opening. The lower channel 502 is a groove-shaped structure with a wide top and a narrow bottom and an open upper surface. The inclined surface of the lower side wall of the upper channel 501 contacts and cooperates with the opening of the lower channel 502. The opening width of the upper channel 501 is smaller than the opening width of the lower channel 502, the opening width of the upper channel 501 is smaller than the diameter of the large steel ball 11, the opening width of the upper channel 501 is larger than the diameter of the small steel ball 12, and the upper channel 501 and the lower channel 502 are both connected to the ball placement area 4.The ball release area 4 is composed of a shell 403, a large ball release mechanism 401 and a small ball release mechanism 402. The large ball release mechanism 401 and the small ball release mechanism 402 are arranged inside the shell 403. The large ball release mechanism 401 includes a cylinder A4011, a connecting rod A4012, a movable gate A4013, a fixed plate A4014, a guide plate A4016 and a cover plate A4015. The cylinder A4011 is arranged in the middle of one side of the shell 403. The piston end of the cylinder A4011 is connected to one end of the connecting rod A4012. The other end of the connecting rod A4012 is hinged to the bottom of the movable gate A4013. The top of the movable gate A4013 is hinged on the shell 403, one end of the movable gate A4013 cooperates with a side wall of the lower part of the upper channel 501 provided in the ball screening area 5, and the other end of the movable gate A4013 cooperates with a side wall of the large ball channel 201, one end of the fixed plate A4014 cooperates with the other side wall of the lower part of the upper channel 501 provided in the ball screening area 5, and the other end of the fixed plate A4014 cooperates with the other side wall of the large ball channel 501, and a cover plate A4015 for preventing the large steel ball 11 from derailing is provided on the top of the fixed plate A4014, and a cover plate A4015 for preventing the large steel ball 11 from derailing is provided on the bottom of the fixed plate A4014 and the movable gate A4013. A guide plate A4016 is provided on the shell 403 for delivering the large steel ball 11 to the ball storage area 8 through the ball return channel 6; the small ball release mechanism 402 includes a cylinder B4021, a connecting rod B4022, a movable gate B4023, a fixed plate B4024, a guide plate B4026 and a cover plate B4025. The cylinder B4021 is arranged at the lower part of the other side of the shell 403, and the piston end of the cylinder B4021 is connected to one end of the connecting rod B4022, and the other end of the connecting rod B4022 is hinged to the bottom of the movable gate B4023, and the top of the movable gate B4023 is hinged on the shell 403. One end of B4023 cooperates with one side wall of the lower part of the lower channel 502 provided in the ball screening area 5, the other end of the movable gate plate B4023 cooperates with one side wall of the small ball channel 202, one end of the fixed plate B4024 cooperates with the other side wall of the lower part of the lower channel 502 provided in the ball screening area 5, the other end of the fixed plate B4024 cooperates with the other side wall of the small ball channel 202, a cover plate B4025 is provided on the top of the fixed plate B4024 to prevent the small steel ball 12 from derailing, and a guide plate B4026 is provided at the bottom of the fixed plate B4024 and the movable gate plate B4023 to send the small steel ball 12 into the ball storage area 8 through the ball return channel 6.The ball return channel 6 includes a channel A601 and a channel B602. The channel A601 and the channel B602 are arranged parallel to each other between the ball release area 4 and the ball storage area 8. The side wall of one end of the channel A601 is connected to the shell 403 of the ball release area 4, and the other end is connected to the ball storage area 8. The channel A601 is used to send the large steel ball 11 into the ball storage area 8 by cooperating with the guide plate A4016; the side wall of one end of the channel B602 is connected to the shell 403, and the other end is connected to the ball storage area 8. The channel B602 is used to send the small steel ball 12 into the ball storage area 8 by cooperating with the guide plate B4026. The weighing trough 1 is connected to the ball placing area 4, and the large ball channel 201 and the small ball channel 202 arranged inside it are arranged parallel to each other and tilted. One end of the large ball channel 201 and the small ball channel 202 are connected to the ball placing area 4, and the other end is provided with a ball outlet, and the ball outlet is arranged on the side wall of the weighing trough 1, and the ball outlet is provided with a ball outlet gate 3; the weighing device 10 is arranged at the bottom of the weighing trough 1, and the number of large steel balls 11 and small steel balls 12 in the ball outlet channel 2 is controlled by the weighing device 10.
[0018] When the utility model is in use:
[0019] First, large steel balls 11 and small steel balls 12 of different sizes are added into the ball storage area 8 from the ball adding port 9, and the large steel balls 11 and small steel balls 12 are transported to the upper part of the ball screening area 5 by the lifting device 7, and the large steel balls 11 and small steel balls 12 enter the upper channel 501. At this time, the small steel balls 12 fall into the lower channel 502 from the bottom opening of the upper channel 501, and the large steel balls 11 remain in the upper channel 501. Next, the large steel balls 11 and small steel balls 12 roll from the ball screening area 5 to the large ball releasing mechanism 401 and the small ball releasing mechanism 402 provided in the ball releasing area 4, respectively, and the large steel balls 11 and small steel balls 12 enter the ball outlet channel 2 inside the weighing trough 1 through the ball releasing area 4, and the large steel balls 11 and small steel balls 12 in the ball outlet channel in the weighing trough 1 are weighed by the weighing device 10, and when the weighed weight reaches the set After the value is set, the lifting device 7 is closed, the conveying of steel balls is stopped, and the switch of the ball release area 4 is opened at the same time. At this time, the large ball release mechanism 401 and the small ball release mechanism 402 in the ball release area 4 start to work at the same time, and the cylinder A4011 and the cylinder B4021 respectively drive the connecting rod A4012 and the connecting rod B4022 to open the movable gate A4013 and the movable gate B4023. At this time, the large steel ball 11 and the small steel ball 12 enter the channel A601 and the channel B602 of the ball return channel 6 respectively under the guidance of the guide plate A4016 and the guide plate B4026, and the steel balls enter the ball storage area 8 through the ball return channel 6, so as to realize recycling. After the excess steel balls are discharged, the weighing module data is recorded and the ball outlet gate 3 is opened to release the steel balls in the ball outlet channel 2 in the weighing tank 1 into the ball mill;
[0020] The utility model can add various types of steel balls according to user needs, and perform screening by increasing the number of screening channels; the amount of steel balls passing through at one time is controlled by the length of the ball outlet channel 2 and the position of the ball outlet gate 3 to achieve quantitative control.
[0021] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
[0022] The parts not described in detail in this utility model are prior art.
Claims
1. A novel ball adding machine for a ball mill, comprising a main body, a ball storage area (8), a lifting device (7), a ball screening area (5), a ball placing area (4), a weighing trough (1), a ball outlet channel (2) and a ball return channel (6), wherein: The cross section of the main body is an irregular "T"-shaped structure, in the middle of which a lifting device (7) is provided, a ball storage area (8) is provided on one side of the lifting device (7), and a ball screening area (5) is provided on the other side of the lifting device (7), the ball screening area (5) is connected to one side of the ball release area (4), and the other side of the ball release area (4) is provided with a ball outlet channel (2), the ball outlet channel (2) is divided into a large ball channel (201) and a small ball channel (202), the large ball channel (201) and the small ball channel (202) are both arranged inside the weighing trough (1), and a ball return channel (6) is provided at the bottom of the ball release area (4), and one end of the ball return channel (6) is connected to the ball storage area (8).
2. A novel ball adding machine for a ball mill according to claim 1, characterized in that: The bottom of the ball storage area (8) is connected to the lower part of the lifting device (7), and the steel balls in the ball storage area (8) enter the lifting device (7), and the steel balls are transported to the top of the ball screening area (5) through the lifting device (7); a ball adding port (9) for adding steel balls is provided on the upper side wall of the ball storage area (8).
3. A novel ball adding machine for a ball mill according to claim 1, characterized in that: The ball screening area (5) comprises an upper channel (501) and a lower channel (502) which are connected as one body. The upper channel (501) is used for the passage of large steel balls (11), and the lower channel (502) is used for the passage of small steel balls (12). The upper channel (501) is a groove-shaped structure which is wide at the top and narrow at the bottom and has an opening on the bottom surface. The lower side walls of the upper channel (501) are symmetrical to each other and gradually shrink inward to the opening. The lower channel (502) is a groove-shaped structure which is wide at the top and narrow at the bottom and has an open upper surface. The inclined surface of the lower side wall of the upper channel (501) contacts and cooperates with the opening of the lower channel (502).
4. A novel ball adding machine for a ball mill according to claim 3, characterized in that: The opening width of the upper channel (501) is smaller than the opening width of the lower channel (502), the opening width of the upper channel (501) is smaller than the diameter of the large steel ball (11), the opening width of the upper channel (501) is larger than the diameter of the small steel ball (12), and both the upper channel (501) and the lower channel (502) are connected to the ball placement area (4).
5. A novel ball adding machine for a ball mill according to claim 1, characterized in that: The ball release area (4) is composed of a shell (403), a large ball release mechanism (401) and a small ball release mechanism (402). The large ball release mechanism (401) and the small ball release mechanism (402) are arranged inside the shell (403). The large ball release mechanism (401) includes a cylinder A (4011), a connecting rod A (4012), a movable gate A (4013), a fixed plate A (4014), a guide plate A (4016) and a cover plate A (4015). The cylinder A (4011) is arranged in the middle of one side of the shell (403). The piston end of the cylinder A (4011) is connected to one end of the connecting rod A (4012). The other end of the connecting rod A (4012) is hinged to the bottom of the movable gate A (4013). The top of the movable gate A (4013) is hinged to the bottom of the movable gate The movable gate plate A (4013) is hinged on the housing (403), one end of the movable gate plate A (4013) cooperates with a side wall of the lower part of the upper channel (501) provided in the ball screening area (5), the other end of the movable gate plate A (4013) cooperates with a side wall of the large ball channel (201), one end of the fixed plate A (4014) cooperates with the other side wall of the lower part of the upper channel (501) provided in the ball screening area (5), the other end of the fixed plate A (4014) cooperates with the other side wall of the large ball channel (201), a cover plate A (4015) for preventing the large steel ball (11) from derailing is provided on the top of the fixed plate A (4014), and a guide plate A (4016) is provided at the bottom of the fixed plate A (4014) and the movable gate plate A (4013) for sending the large steel ball (11) to the ball storage area (8) through the ball return channel (6);The small ball release mechanism (402) comprises a cylinder B (4021), a connecting rod B (4022), a movable gate B (4023), a fixed plate B (4024), a guide plate B (4026) and a cover plate B (4025), wherein the cylinder B (4021) is arranged at the lower part of the other side of the housing (403), the piston end of the cylinder B (4021) is connected to one end of the connecting rod B (4022), the other end of the connecting rod B (4022) is hinged to the bottom of the movable gate B (4023), the top of the movable gate B (4023) is hinged to the housing (403), and one end of the movable gate B (4023) is hinged to the lower channel provided in the ball screening area (5). (502), the other end of the movable gate plate B (4023) cooperates with one side wall of the small ball channel (202), one end of the fixed plate B (4024) cooperates with the other side wall of the lower part of the lower channel (502) provided in the ball screening area (5), the other end of the fixed plate B (4024) cooperates with the other side wall of the small ball channel (202), a cover plate B (4025) for preventing the small steel ball (12) from derailing is provided on the top of the fixed plate B (4024), and a guide plate B (4026) is provided at the bottom of the fixed plate B (4024) and the movable gate plate B (4023) for sending the small steel ball (12) into the ball storage area (8) through the ball return channel (6). ; 6. A novel ball adding machine for a ball mill according to claim 5, characterized in that: The ball return channel (6) comprises a channel A (601) and a channel B (602). The channel A (601) and the channel B (602) are arranged parallel to each other and spaced apart between the ball release area (4) and the ball storage area (8). The side wall of one end of the channel A (601) is connected to the shell (403) of the ball release area (4), and the other end is connected to the ball storage area (8). The channel A (601) is used to send the large steel ball (11) into the ball storage area (8) by cooperating with the guide plate A (4016); the side wall of one end of the channel B (602) is connected to the shell (403), and the other end is connected to the ball storage area (8). The channel B (602) is used to send the small steel ball (12) into the ball storage area (8) by cooperating with the guide plate B (4026).
7. A new type of ball adding machine for a ball mill according to claim 1, characterized in that: The weighing trough (1) is connected to the ball placing area (4), and the large ball channel (201) and the small ball channel (202) arranged therein are arranged parallel to each other and tilted. One end of the large ball channel (201) and the small ball channel (202) are connected to the ball placing area (4), and the other end is provided with a ball outlet, and the ball outlet is arranged on the side wall of the weighing trough (1), and the ball outlet is provided with a ball outlet gate (3); a weighing device (10) is arranged at the bottom of the weighing trough (1), and the number of large steel balls (11) and small steel balls (12) in the ball outlet channel (2) is controlled by the weighing device (10).