Ball milling device for white corundum particle size sand
By setting up a screen and filter grading structure in the ball mill, the problem of separating white corundum particles from spherical grinding media in traditional ball mills is solved, achieving efficient separation and grading and improving processing efficiency.
Patent Information
- Application Number
- CN202520394309.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-07
- Publication Date
- 2026-02-17
- Estimated Expiration
- 2035-03-07
AI Technical Summary
Traditional ball mills have difficulty effectively separating white corundum particles and spherical grinding media during unloading, which affects processing efficiency. Furthermore, the classification of sand of different particle sizes requires additional equipment and steps.
Design a ball mill device with two discharge ports on the drum. One discharge port is equipped with a screen for screening spherical grinding media. The receiving frame below the drum is equipped with filter screens of different mesh sizes for particle size classification.
It achieves efficient separation and grading of white corundum granular sand, simplifies the operation process, and improves processing efficiency.
Smart Images
Figure CN223915531U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to white corundum granularity sand processing technical field, specifically for a kind of ball mill device for white corundum granularity sand. BACKGROUND
[0002] In the field of material processing, white corundum granularity sand is widely used in various grinding, polishing and cutting processes as an important abrasive. In the traditional white corundum granularity sand processing, a simple ball mill is usually used for surface grinding treatment of white corundum granularity sand. However, when the existing ball mill completes ball milling, white corundum granularity sand and spherical grinding bodies are usually discharged together. Workers need to screen out spherical grinding bodies from the granularity sand for continuous use, which wastes time and is inconvenient for workers to continue feeding for ball milling. In addition, different particle sizes of white corundum granularity sand are used in different situations. Therefore, after completing ball milling, white corundum granularity sand needs to be transported to a screening device again for grading, which affects the processing efficiency of white corundum granularity sand.
[0003] Therefore, a ball mill device for white corundum granularity sand is designed here. CONTENT OF THE UTILITY MODEL
[0004] The utility model aims at the deficiencies of the prior art and provides a ball mill device for white corundum granularity sand to solve the problems raised in the background art.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a ball mill device for white corundum granularity sand, comprising a rack, a horizontal roller is rotatably installed on the rack, both ends of the roller are provided with feed ports, a first discharge port and a second discharge port are arranged at the middle position of the outer side of the roller, a mesh plate is installed on the inner side of the second discharge port, an outer gear ring is installed on the outer side of the roller, a driving mechanism is installed on the rack, and the driving mechanism is in transmission connection with the outer gear ring.
[0006] A receiving frame is arranged at the middle position below the roller, a plurality of supporting plates are symmetrically installed on the left and right sides of the receiving frame, a spring is installed between the bottom of each supporting plate and the rack, a vibration motor is installed on the outer side of the receiving frame, three vertically distributed drawer grooves are arranged on the front of the receiving frame, a drawer is inserted into each drawer groove, and the bottom of each drawer is opened and provided with a filter screen.
[0007] Preferably, the driving mechanism comprises a servo motor, a speed reducer and a gear, the servo motor and the speed reducer are fixedly installed on the rack, the output shaft of the servo motor is connected to the input shaft of the speed reducer through a shaft coupling, the gear is installed on the output shaft of the speed reducer, and the gear is in meshing connection with the outer gear ring.
[0008] Preferably, a plurality of lining plates are arranged in annular array on the inner side wall of the roller.
[0009] Preferably, both the first discharge port and the second discharge port are bolted with detachable cover plates, and both cover plates are equipped with handles.
[0010] Preferably, the receiving frame is vertically continuous, and the top of the receiving frame is U-shaped and surrounds the outside of the roller.
[0011] Preferably, each drawer slot of the receiving frame is provided with positioning holes on both sides, and the drawer is provided with positioning screw holes that can be aligned with the positioning holes on both sides, and bolts can be connected in the positioning screw holes.
[0012] Preferably, the inner cavity of the roller is approximately spindle-shaped.
[0013] Preferably, the mesh size of the three filters increases sequentially from top to bottom.
[0014] Compared with the prior art, this utility model provides a ball milling device for white corundum particle size sand, which has the following beneficial effects:
[0015] 1. Compared with traditional ball mills, the ball milling device for white fused alumina grit has two discharge ports on its drum. One discharge port is a normal discharge port, and the other discharge port is equipped with a screen plate. The white fused alumina grit can be discharged during unloading, and the spherical grinding media can be left in the drum, which makes it convenient for the workers to continue feeding and ball milling.
[0016] 2. This ball milling device for white fused alumina grit improves the processing efficiency of white fused alumina grit by setting a receiving frame below the drum and installing filters of different mesh sizes inside the receiving frame to classify the discharged white fused alumina grit and collect it in different drawers. Attached Figure Description
[0017] Figure 1 This is a schematic diagram of the overall structure of this utility model;
[0018] Figure 2 This is a schematic diagram of the internal structure of the roller side of this utility model;
[0019] Figure 3 This is a schematic diagram of the internal structure of the receiving frame of this utility model;
[0020] Figure 4 This is a schematic diagram of the internal structure of the front of the roller of this utility model;
[0021] Figure 5 This is a schematic diagram of the drive mechanism structure of this utility model;
[0022] Figure 6 This is a schematic diagram of the overall structure of the receiving frame of this utility model.
[0023] Mark No. : 1, rack; 2, roller; 2-1, feeding port; 2-2, first discharging port; 2-3, second discharging port; 3, outer gear ring; 4, driving mechanism; 41, servo motor; 42, speed reducer; 43, gear; 5, receiving frame; 5-1, positioning hole; 6, vibration motor; 7, drawer; 7-1, positioning screw hole; 8, cover plate; 9, screen plate; 10, lining plate; 11, filter screen; 12, support plate; 13, spring. DETAILED DESCRIPTION
[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.
[0025] Please refer to Figures 1-6 In the embodiment, a ball milling device for white corundum granularity sand comprises a rack 1, which is a basic part of the device and is used for supporting the whole ball milling device. A horizontal roller 2 is rotatably installed on the rack 1. The roller 2 is a main component of the ball milling operation. Two ends of the roller 2 are provided with feeding ports 2-1, which are convenient for adding white corundum granularity sand. A first discharging port 2-2 and a second discharging port 2-3 are arranged at the middle position of the outer side of the roller 2. The inner cavity of the roller 2 is approximately shuttle-shaped. The shuttle-shaped inner cavity is helpful for the white corundum granularity sand to gather to the discharging ports during discharging. A screen plate 9 is installed on the inner side of the second discharging port 2-3. The size of the mesh hole on the screen plate 9 is greater than that of the white corundum granularity sand and less than that of the spherical grinding body in the roller 2. The screen plate 9 is used for screening out the spherical grinding body and leaving it in the roller 2. An outer gear ring 3 is installed on the outer side of the roller 2. A driving mechanism 4 is installed on the rack 1. The driving mechanism 4 is in transmission connection with the outer gear ring 3, so as to realize the rotation of the roller 2.
[0026] The driving mechanism 4 comprises a servo motor 41, a speed reducer 42 and a gear 43. The servo motor 41 and the speed reducer 42 are fixedly installed on the rack 1. The output shaft of the servo motor 41 is connected with the input shaft of the speed reducer 42 through a shaft coupling. The gear 43 is installed on the output shaft of the speed reducer 42. The gear 43 is in meshing connection with the outer gear ring 3. The servo motor 41 provides power, which is transmitted to the gear 43 after being decelerated by the speed reducer 42. The gear 43 is in meshing connection with the outer gear ring 3, so as to drive the roller 2 to rotate.
[0027] A receiving frame 5 is arranged at a lower middle position of the roller 2 for receiving the white corundum granularity sand discharged from the roller 2, a plurality of supporting plates 12 are symmetrically arranged at the left and right sides of the receiving frame 5, a spring 13 is arranged between the bottom of each supporting plate 12 and the rack 1, a vibration motor 6 is arranged at the outer side of the receiving frame 5, and the vibration motor 6 and the spring 13 can cooperate to vibrate the receiving frame 5, so as to promote the screening of the white corundum granularity sand.
[0028] The front surface of the receiving frame 5 is provided with three vertically distributed drawer slots, and a drawer 7 is inserted into each drawer slot, the bottom of each drawer 7 is opened and provided with a filter screen 11, and the mesh size of the three filter screens 11 increases from top to bottom, so as to realize the grading of white corundum granularity sand of different particle sizes.
[0029] A plurality of lining plates 10 arranged in a ring array are arranged on the inner side wall of the roller 2, for enhancing the ball milling effect.
[0030] The first discharge port 2-2 and the second discharge port 2-3 are both provided with a detachable cover plate 8 which is bolted, so as to facilitate the opening and closing of the discharge port when needed, and a handle is arranged on each cover plate 8 for facilitating operation.
[0031] The receiving frame 5 is through from top to bottom, the top of the receiving frame 5 is U-shaped and surrounds the outer side of the roller 2, so as to ensure that the white corundum granularity sand can smoothly fall into the receiving frame 5.
[0032] Positioning holes 5-1 are arranged at the two sides of each drawer slot of the receiving frame 5, the two sides of the drawer 7 are provided with positioning screw holes 7-1 which can be aligned with the positioning holes 5-1, and a connecting bolt can be connected in the positioning screw holes 7-1, so as to fix the drawer 7 in the drawer slot through the connecting bolt, and ensure the stability of the screening process.
[0033] The working principle and use process of the utility model are as follows: when the ball milling device for white corundum granularity sand is used, the white corundum granularity sand is added into the roller 2 through the feeding port 2-1, the servo motor 41 is started, the roller 2 is driven to rotate through the driving mechanism 4, and the ball milling operation is carried out, the white corundum granularity sand is discharged after a period of ball milling, a receiving tray is placed below the receiving frame 5 in advance, the cover plate 8 on the second discharge port 2-3 is opened, the white corundum granularity sand is discharged into the receiving frame 5, the spherical grinding body in the roller 2 is screened by the screen plate 9 and remains in the roller 2, the vibration motor 6 is started, and the screening of the white corundum granularity sand in the drawer 7 is promoted, the white corundum granularity sand of different particle sizes is graded through the filter screens 11 of different mesh sizes, and is collected in the respective drawers 7, the last some white corundum chips will fall into the receiving tray, when the white corundum granularity sand is collected, the bolts on the two sides of the drawer slot are opened, the drawer 7 is taken out, and the material is collected, when the spherical grinding body in the roller 2 is discharged, the cover plate 8 on the first discharge port 2-2 is opened, and the spherical grinding body can be directly discharged.
[0034] It should be pointed out finally that: the above only for the preferred embodiments of the utility model have, and do not for limiting the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features. Any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model, should be included in the protection scope of the utility model.
Claims
1. A ball mill device for white corundum grit sand comprising a frame (1), characterized in that: The horizontal roller (2) is rotatably installed on the rack (1), both ends of the roller (2) are provided with feeding ports (2-1), the outer side of the middle position of the roller (2) is provided with a first discharge port (2-2) and a second discharge port (2-3), the inner side of the second discharge port (2-3) is installed with a screen plate (9), the outer side of the roller (2) is installed with an outer gear ring (3), the rack (1) is installed with a driving mechanism (4), and the driving mechanism (4) is in transmission connection with the outer gear ring (3). A receiving frame (5) is arranged at the middle position below the roller (2), a plurality of supporting plates (12) are symmetrically installed on the left and right sides of the receiving frame (5), a spring (13) is installed between the bottom of each supporting plate (12) and the rack (1), a vibration motor (6) is installed on the outer side of the receiving frame (5), the front of the receiving frame (5) is provided with three drawer grooves which are vertically distributed, and a drawer (7) is inserted into each drawer groove, and the bottom of each drawer (7) is opened and installed with a filter screen (11).
2. A ball mill device for white corundum grit sand as claimed in claim 1, wherein: The driving mechanism (4) comprises a servo motor (41), a speed reducer (42) and a gear (43), the servo motor (41) and the speed reducer (42) are fixedly installed on the rack (1), the output shaft of the servo motor (41) is connected with the input shaft of the speed reducer (42) through a shaft coupling, and the gear (43) is installed on the output shaft of the speed reducer (42) and is in meshing connection with the outer gear ring (3).
3. A ball mill device for white corundum grit sand as claimed in claim 1, wherein: A plurality of lining plates (10) are arranged in an annular array on the inner side wall of the roller (2).
4. A ball mill device for white corundum grit sand as claimed in claim 1, wherein: The first discharge port (2-2) and the second discharge port (2-3) are both installed with a detachable cover plate (8) through bolts, and the two cover plates (8) are both installed with handles.
5. A ball mill device for white corundum grit sand as claimed in claim 1, wherein: The receiving frame (5) is through from top to bottom, the top of the receiving frame (5) is U-shaped and surrounds the outer side of the roller (2).
6. A ball mill device for white corundum grit sand as claimed in claim 1, wherein: Each drawer groove of the receiving frame (5) is provided with a positioning hole (5-1) on both sides, the drawer (7) is provided with a positioning screw hole (7-1) which can be aligned with the positioning hole (5-1), and a bolt can be connected in the positioning screw hole (7-1).
7. A ball mill device for white corundum grit sand as claimed in claim 1, wherein: The inner cavity of the roller (2) is approximately shuttle-shaped.
8. A ball mill device for white corundum grit sand as claimed in claim 1, wherein: The three filter screens (11) are sequentially increased in mesh from top to bottom.