Static electricity removing screening machine
By designing an electrostatic screening machine, using stepper motor and wind grading technology, the problems of zirconia beads with poor screening are solved, and more efficient screening and sand grinding efficiency are achieved.
Patent Information
- Application Number
- CN202420627123.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-28
- Publication Date
- 2025-01-14
- Estimated Expiration
- 2034-03-28
AI Technical Summary
Existing zirconia beads are prone to electrostatic adsorption during production and screening, resulting in smaller particle size and complex and intricate process of the screening device, and large intervals of large and small materials, which affects the sand grinding efficiency.
An electrostatic removal screening machine is designed, including a screening box, a stepper motor, an eccentric roller shaft group, an electrostatic removal device, a blower mechanism and a feed groove. The stepper motor drives the eccentric roller shaft group to rotate, combined with wind power classification, Achieve uniform distribution and static elimination of zirconium beads, and fine screening is carried out through multiple feeding tanks and feeding boxes.
It effectively solves the electrostatic problem of zirconia beads, improves screening accuracy and efficiency, avoids electrostatic adsorption and discharge, simplifies the screening process, and improves sand grinding efficiency.
Smart Images
Figure CN222343448U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of screening of zirconium oxide beads, in particular to a static electricity removal screening machine. Background Art
[0002] As the requirements for material fineness become higher and higher, the use of sand mills is becoming more and more common, and there are many grinding media on the market, and zirconium oxide beads are the leader among them. In paint production, zirconium oxide beads are needed for paint sand grinding. The particle size of zirconium oxide beads will become smaller after long-term grinding. Zirconia beads with smaller particle size will cause the sand grinding efficiency to decrease, so it is necessary to screen zirconium oxide beads regularly. Utility Model Content
[0003] The main purpose of the utility model is to solve the technical problems of the existing screening device having complicated working procedures, insufficiently refined screening and a large range of large and small materials.
[0004] To achieve the above-mentioned purpose, the utility model provides a static electricity removal screening machine, including a screening box, a stepper motor is fixedly installed on the front of the screening box, and an output end of the stepper motor is fixedly connected to an eccentric roller group, and the eccentric roller group is located in the inner cavity of the screening box. A static electricity removal device is also fixedly installed in the inner cavity of the screening box, and the static electricity removal device is close to the eccentric roller group; a blowing mechanism is provided on the side of the screening box close to the feed port, and the blowing mechanism includes a blow box, a fan bracket, an electric fan and an air filter element, the fan bracket is fixedly connected to the bottom end of the inner cavity of the blow box, the electric fan is fixedly installed on the surface of the fan bracket, and the air filter element is fixedly installed in the inner cavity of the blow box.
[0005] Preferably, the electric fan is driven by a motor, and the air outlet of the blower box is connected to the sub-box body and is located at the lower side of the static electricity removal device.
[0006] Preferably, a feed hopper is fixedly connected to the left side of the top of the screening box, an output end of the feed hopper is communicated with the inner cavity of the screening box, and the output end is arranged on the upper side of the eccentric roller shaft group.
[0007] Preferably, a plurality of material receiving grooves are provided at the bottom end of the inner cavity of the screening box, and the plurality of material receiving grooves are arranged in an equidistant array.
[0008] Preferably, a material receiving box is provided at the bottom end of the screening box body, and the input end of the material receiving box is arranged at the lower side of the output end of the material receiving trough.
[0009] Preferably, ventilation holes are provided on the side of the screening box, and an inspection cover is fixedly installed on the back of the screening box by bolts.
[0010] Preferably, the bottom end of the screening box is fixedly connected to a supporting upright plate, the bottom end of the supporting upright plate is fixedly connected to a device bottom plate, and a limiting groove is provided on the top of the device bottom plate.
[0011] Preferably, the bottom end of the material receiving box is movably connected to the top of the device bottom plate, and handles are fixedly connected to the front and rear sides of the material receiving box.
[0012] Preferably, a bearing body is fixedly sleeved in the inner cavity of the electric fan, and the inner cavity of the bearing body is fixedly sleeved on the surface of the fan bracket.
[0013] Preferably, a limiting block is fixedly connected to the bottom end of the material receiving box, and a surface of the limiting block is movably connected to the inner cavity of the limiting groove.
[0014] The beneficial effects that can be achieved by the utility model are as follows: the anti-static screening machine, through the cooperation between the various components, solves the problems that in the actual use of the existing equipment, the zirconia beads will carry static electricity during the production and screening process, causing the zirconia beads to be adsorbed together or discharge during the contact process of the staff, and the existing screening device has complex procedures, the screening is not refined enough, and the range of large and small materials is large. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.
[0016] Figure 1 It is a schematic diagram of the overall front side structure of the utility model;
[0017] Figure 2 This is a schematic diagram of the overall back structure of the utility model when viewed from above;
[0018] Figure 3 It is a schematic diagram of the back cross-sectional structure of the utility model;
[0019] Figure 4 It is a partial bottom view of the structure of the bellows box of the utility model;
[0020] Figure 5 For the utility model Figure 1 Enlarged schematic diagram of the mechanism at point A in the middle.
[0021] In the figure: 1. Screening box; 2. Stepper motor; 3. Eccentric roller assembly; 4. Anti-static device; 5. Blowing mechanism; 501. Blowing box; 502. Fan bracket; 503. Electric fan; 504. Air filter element; 6. Feed hopper; 7. Receiving trough; 8. Receiving box; 9. Ventilation hole; 10. Inspection cover; 11. Support vertical plate; 12. Device bottom plate; 13. Handle; 14. Bearing body; 15. Limiting groove; 16. Limiting block. DETAILED DESCRIPTION
[0022] In order to better understand the above technical solution, exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. Although exemplary embodiments of the present disclosure are shown in the accompanying drawings, it should be understood that the present disclosure can be implemented in various forms and should not be limited by the embodiments described herein. On the contrary, these embodiments are provided to enable a more thorough understanding of the present disclosure and to fully convey the scope of the present disclosure to those skilled in the art.
[0023] It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.
[0024] It should be noted that, in the embodiments of the present invention, the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the coordinate system shown in the accompanying drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation to the present invention.
[0025] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0026] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.
[0027] 2. The utility model provides an anti-static screening machine, including a screening box 1, a stepper motor 2 is fixedly installed on the front of the screening box 1, an eccentric roller group 3 is fixedly connected to the output end of the stepper motor 2, the eccentric roller group 3 is located in the inner cavity of the screening box 1, and an anti-static device 4 is also fixedly installed in the inner cavity of the screening box 1, and the anti-static device 4 is close to the eccentric roller group 3; a blowing mechanism 5 is arranged on the side of the screening box 1 close to the feed port, the blowing mechanism 5 includes a blowing box 501, a fan bracket 502, an electric fan 503 and an air filter element 504, the fan bracket 502 is fixedly connected to the bottom end of the inner cavity of the blowing box 501, the electric fan 503 is fixedly installed on the surface of the fan bracket 502, and the air filter element 504 is fixedly installed in the inner cavity of the blowing box 501.
[0028] Specifically, the electric fan 503 is driven by a motor, the air outlet end of the blower box 501 is connected to the sub-box body 1 and is located at the lower side of the static electricity removal device 4.
[0029] Specifically, a feed hopper 6 is fixedly connected to the left side of the top of the screening box 1 , an output end of the feed hopper 6 is communicated with the inner cavity of the screening box 1 , and the output end is arranged on the upper side of the eccentric roller shaft group 3 .
[0030] Specifically, a plurality of material receiving grooves 7 are provided at the bottom end of the inner cavity of the screening box 1 , and the plurality of material receiving grooves 7 are arranged in an equidistant array.
[0031] Specifically, a material receiving box 8 is provided at the bottom end of the screening box body 1 , and an input end of the material receiving box 8 is arranged at the lower side of the output end of the material receiving trough 7 .
[0032] Specifically, a ventilation hole 9 is opened on the side of the screening box 1, and an inspection cover plate 10 is fixedly installed on the back of the screening box 1 by bolts.
[0033] By adopting the above solution, the internal components of the device can be inspected and replaced by setting the inspection cover 10, so as to avoid the influence of component failure on the operation of the device.
[0034] Specifically, the bottom end of the screening box 1 is fixedly connected with a supporting upright plate 11 , the bottom end of the supporting upright plate 11 is fixedly connected with a device bottom plate 12 , and a limiting groove 15 is provided at the top of the device bottom plate 12 .
[0035] Specifically, the bottom end of the material receiving box 8 is movably connected to the top of the device bottom plate 12, and handles 13 are fixedly connected to the front and rear sides of the material receiving box 8.
[0036] With the above solution, the handle 13 can be provided to facilitate the picking up of the docking material box 8, thereby facilitating its transfer.
[0037] Specifically, the inner cavity of the electric fan 503 is fixedly sleeved with the bearing body 14 , and the inner cavity of the bearing body 14 is fixedly sleeved on the surface of the fan bracket 502 .
[0038] By adopting the above solution, the surface wear of the fan bracket 502 can be reduced through the arrangement of the bearing body 14, thereby increasing its service life.
[0039] Specifically, the bottom end of the material receiving box 8 is fixedly connected to a limiting block 16 , and the surface of the limiting block 16 is movably connected to the inner cavity of the limiting groove 15 .
[0040] By adopting the above solution, the position of the docking material box 8 can be limited by setting the limiting groove 15 and the limiting block 16, so as to avoid the phenomenon of deviation and shaking during use.
[0041] Working principle: The components of the device are operated and controlled through the PLC control panel. The zirconium beads are put into the inner cavity of the screening box 1 through the feed hopper 6. The stepper motor 2 is controlled to drive the eccentric roller shaft group 3 to rotate. The eccentric setting of the eccentric roller shaft group 3 adjusts the gap during the rotation process, so that the zirconium beads are evenly distributed and fall from the gap into the working range of the static electricity removal device 4. The static electricity of the zirconium beads is instantly eliminated by controlling the static electricity removal device 4 to work and fall into the output end range of the blower box 501. At the same time, the electric fan 503 is controlled to work. The air is pumped into the inner cavity of the blower box 501, and the impurities in the air are filtered through the air filter element 504. The air is pumped into the inner cavity of the screening box 1 through the output end of the blower box 501. At the same time, the wind force is controlled by controlling the speed of the electric fan 503 according to the size of the zirconium bead material. The zirconium bead material is blown by the wind force. After being blown, the zirconium bead material forms a corresponding parabola according to its own weight and falls into the inner cavity of the receiving trough 7. The zirconium bead materials of different particle sizes are concentrated by the receiving trough 7 and transported to the inner cavity of the receiving box 8, and the zirconium bead material is collected by the receiving box 8.
[0042] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.
[0043] The above are only preferred embodiments of the present invention, and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.
Claims
1. A static electricity removal screening machine, comprising a screening box (1), characterized in that: A stepper motor (2) is fixedly mounted on the front of the screening box (1); an output end of the stepper motor (2) is fixedly connected to an eccentric roller shaft group (3); the eccentric roller shaft group (3) is located in the inner cavity of the screening box (1); a static electricity removal device (4) is also fixedly mounted in the inner cavity of the screening box (1); the static electricity removal device (4) is close to the eccentric roller shaft group (3); A blowing mechanism (5) is provided on one side of the screening box (1) close to the feed inlet, and the blowing mechanism (5) comprises a blowing box (501), a fan bracket (502), an electric fan (503) and an air filter element (504), wherein the fan bracket (502) is fixedly connected to the bottom end of the inner cavity of the blowing box (501), the electric fan (503) is fixedly mounted on the surface of the fan bracket (502), and the air filter element (504) is fixedly mounted in the inner cavity of the blowing box (501).
2. The static electricity removal screening machine according to claim 1, characterized in that: The electric fan (503) is driven by a motor, and the air outlet end of the blower box (501) is connected to the sub-box body (1) and is located at the lower side of the static electricity removal device (4).
3. The static electricity removal screening machine according to claim 1, characterized in that: A feed hopper (6) is fixedly connected to the left side of the top of the screening box (1), the output end of the feed hopper (6) is connected to the inner cavity of the screening box (1), and the output end is arranged on the upper side of the eccentric roller shaft group (3).
4. The static electricity removal screening machine according to claim 1, characterized in that: A plurality of material receiving grooves (7) are provided at the bottom end of the inner cavity of the screening box (1), and the plurality of material receiving grooves (7) are arranged in an equidistant array.
5. The static electricity removal screening machine according to claim 4, characterized in that: A material receiving box (8) is arranged at the bottom end of the screening box body (1), and the input end of the material receiving box (8) is arranged at the lower side of the output end of the material receiving trough (7).
6. The static electricity removal screening machine according to claim 1, characterized in that: A ventilation hole (9) is provided on the side of the screening box (1), and an inspection cover plate (10) is fixedly mounted on the back of the screening box (1) by means of bolts.
7. The static electricity removal screening machine according to claim 1, characterized in that: The bottom end of the screening box (1) is fixedly connected to a supporting upright plate (11), the bottom end of the supporting upright plate (11) is fixedly connected to a device bottom plate (12), and a limiting groove (15) is provided on the top of the device bottom plate (12).
8. The static electricity removal screening machine according to claim 5, characterized in that: The bottom end of the material receiving box (8) is movably connected to the top of the device bottom plate (12), and handles (13) are fixedly connected to the front and rear sides of the material receiving box (8).
9. The static electricity removal screening machine according to claim 1, characterized in that: The inner cavity of the electric fan (503) is fixedly sleeved with a bearing body (14), and the inner cavity of the bearing body (14) is fixedly sleeved on the surface of the fan bracket (502).
10. The static electricity removal screening machine according to claim 5, characterized in that: The bottom end of the material receiving box (8) is fixedly connected to a limiting block (16), and the surface of the limiting block (16) is movably connected to the inner cavity of the limiting groove (15).