CN112317029A - Efficient grinding equipment for powder coating production - Google Patents
Efficient grinding equipment for powder coating production Download PDFInfo
- Publication number
- CN112317029A CN112317029A CN202011269686.6A CN202011269686A CN112317029A CN 112317029 A CN112317029 A CN 112317029A CN 202011269686 A CN202011269686 A CN 202011269686A CN 112317029 A CN112317029 A CN 112317029A
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- CN
- China
- Prior art keywords
- grinding
- powder
- chamber
- selecting
- powder coating
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2/00—Crushing or disintegrating by gyratory or cone crushers
- B02C2/10—Crushing or disintegrating by gyratory or cone crushers concentrically moved; Bell crushers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2/00—Crushing or disintegrating by gyratory or cone crushers
- B02C2/02—Crushing or disintegrating by gyratory or cone crushers eccentrically moved
- B02C2/04—Crushing or disintegrating by gyratory or cone crushers eccentrically moved with vertical axis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
- B02C23/20—Adding fluid, other than for crushing or disintegrating by fluid energy after crushing or disintegrating
- B02C23/22—Adding fluid, other than for crushing or disintegrating by fluid energy after crushing or disintegrating with recirculation of material to crushing or disintegrating zone
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
- B07B1/34—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro perpendicularly or approximately perpendiculary to the plane of the screen
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses efficient grinding equipment for producing powder coating, which comprises a base, a primary grinding mechanism, a powder selecting mechanism, an ultra-fine grinding mechanism and a driving mechanism, wherein the primary grinding mechanism, the powder selecting mechanism, the ultra-fine grinding mechanism and the driving mechanism are arranged at the upper end of the base from top to bottom; preliminary crocus mechanism includes elementary grinding chamber, rotates the pivot that sets up in elementary grinding intracavity and sets up in the epaxial grinding roller that grinds, elementary grinding chamber's lateral wall fixed mounting have with grind roller complex grinding roll ring, mutually support through preliminary crocus mechanism and superfine grinding mechanism make the more careful that the powder can be ground, also can control the feeding when having increased selection powder mechanism and can having carried out the screening to thicker raw materials between preliminary crocus mechanism and the superfine grinding mechanism, can not produce accumulational condition, realized the function of even feeding, and three mechanism is driven by same actuating mechanism, and economic nature is higher.
Description
Technical Field
The invention relates to the technical field of grinding equipment, in particular to efficient grinding equipment for producing powder coating.
Background
With the rapid development of people's life, the powder coating is widely used in life, and the powder coating is completely different from the common coating in form and exists in the state of fine powder. Since no solvent is used, it is called a powder coating. The powder coating is a novel solvent-free 100% solids powder coating. The method has the characteristics of no solvent, no pollution, recoverability, environmental protection, energy and resource saving, labor intensity reduction, high mechanical strength of the coating film and the like.
The existing powder coating grinding device has the defect that the ground powder is not fine, and the existing powder coating grinding device is easy to block when the air speed of the fed air is too fast, so that the grinding efficiency is reduced.
Disclosure of Invention
The invention aims to: the efficient grinding equipment for producing the powder coating aims at solving the problems that grinding is not fine and air inlet is too fast and easy to block.
In order to achieve the purpose, the invention adopts the following technical scheme:
an efficient grinding device for producing powder coating comprises a base, a primary grinding mechanism, a powder selecting mechanism, an ultra-fine grinding mechanism and a driving mechanism, wherein the primary grinding mechanism, the powder selecting mechanism, the ultra-fine grinding mechanism and the driving mechanism are arranged at the upper end of the base from top to bottom;
preliminary crocus mechanism includes elementary grinding chamber, rotates the pivot that sets up in elementary grinding intracavity and sets up in the epaxial grinding roller that grinds, the lateral wall fixed mounting who elementary grinds the chamber have with grind roller complex grinding roller ring, the upper end symmetry that elementary ground the chamber is equipped with inlet pipe and recovery tube.
As a further description of the above technical solution:
the powder selecting mechanism comprises a powder selecting cavity, a rotating shaft arranged in the powder selecting cavity, a screen obliquely arranged in the middle of the rotating shaft and a blanking rod arranged on the rotating shaft, wherein a scraper is arranged at the lower end of one side of the highest position of the screen, four blanking ports are symmetrically arranged at the bottom end of the powder selecting cavity, an annular blanking block is arranged between each blanking port and the side wall of the powder selecting cavity, and two recovery ports are symmetrically arranged on the side wall of the powder selecting cavity;
the outside symmetry of selecting the powder chamber is equipped with two and retrieves the subassembly, retrieve the subassembly including setting up in the recovery shell of retrieving mouthful department, one side of retrieving the shell is linked together through tuber pipe and the recovery fan that sets up in the selection powder chamber outside, the output and the recovery pipe of recovery fan are linked together.
As a further description of the above technical solution:
superfine grinding mechanism includes superfine grinding chamber, sets up the pivot and the eccentric grinding roller of setting in the pivot in superfine grinding chamber, the bottom and the lateral wall in superfine grinding chamber are equipped with wear-resisting welt, the bottom in superfine grinding chamber is equipped with the symmetry and is equipped with the powder export, superfine grinding chamber lateral wall top is equipped with the air exit.
As a further description of the above technical solution:
the driving mechanism comprises a driving motor arranged at the lower end of the base and rotating shafts penetrating through the chambers, and the output end of the driving motor is connected with the rotating shafts through couplers.
As a further description of the above technical solution:
the primary grinding cavity is communicated with the powder selecting cavity, and the powder selecting cavity is communicated with the superfine grinding cavity.
As a further description of the above technical solution:
the upper end and the lower end of the grinding roller are internally contracted to form a cone, and the section of one side of the grinding roller ring is similar to a U shape.
As a further description of the above technical solution:
the screen cloth is formed by four little screen cloths combinations, the discharge gate in elementary grinding chamber just is to the screen cloth.
As a further description of the above technical solution:
the section of the annular blanking block is a right-angled triangle, and the lower end of the scraper is inclined at an angle equal to the inclination angle of the annular blanking block.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
according to the invention, the powder can be ground more finely by the mutual matching of the primary grinding mechanism and the superfine grinding mechanism, the feeding can be controlled while the coarse raw materials are screened by the powder selecting mechanism additionally arranged between the primary grinding mechanism and the superfine grinding mechanism, the accumulation condition is avoided, the function of uniform feeding is realized, and the three mechanisms are driven by the same driving mechanism, so that the economy is higher.
Drawings
FIG. 1 is a schematic view of a milling apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a preliminary grinding mechanism according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a powder selecting mechanism provided by the embodiment of the invention;
FIG. 4 is a schematic view illustrating a structure of an ultra-fine grinding mechanism according to an embodiment of the present invention;
FIG. 5 illustrates a top view of a screen provided in accordance with an embodiment of the present invention;
fig. 6 shows a top view of a feed opening provided in accordance with an embodiment of the present invention.
Illustration of the drawings:
1. a base; 2. a preliminary milling mechanism; 3. a powder selecting mechanism; 4. a superfine grinding mechanism; 5. a drive mechanism; 6. a recovery assembly; 21. a primary grinding chamber; 22. a grinding roller; 23. grinding the roll collar; 24. a feed pipe; 25. a recovery pipe; 31. a powder selecting cavity; 32. screening a screen; 33. a blanking rod; 34. a squeegee; 35. a feeding port; 36. an annular blanking block; 37. a recovery port; 41. an ultra-fine grinding chamber; 42. an eccentric grinding roller; 43. a wear-resistant lining plate; 44. a powder outlet; 45. an air outlet; 51. a rotating shaft; 52. a drive motor; 61. recovering the shell; 62. and a recovery fan.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: an efficient grinding device for producing powder coating comprises a base 1, a primary grinding mechanism 2, a powder selecting mechanism 3, a superfine grinding mechanism 4 and a driving mechanism 5, wherein the primary grinding mechanism 2, the powder selecting mechanism 3, the superfine grinding mechanism 4 and the driving mechanism 5 are arranged at the lower end of the base 1 from top to bottom and used for driving the mechanisms to move;
Further, the powder selecting mechanism 3 comprises a powder selecting cavity 31, a rotating shaft 51 arranged inside the powder selecting cavity 31, a screen 32 obliquely arranged in the middle of the rotating shaft 51 and a discharging rod 33 arranged on the rotating shaft 51, a scraper 34 is arranged at the lower end of one side of the highest position of the screen 32, four discharging openings 35 are symmetrically arranged at the bottom end of the powder selecting cavity 31, an annular discharging block 36 is arranged between the discharging openings 35 and the side wall of the powder selecting cavity 31, and two recycling openings 37 are symmetrically arranged on the side wall of the powder selecting cavity 31;
the outside symmetry of selecting powder chamber 31 is equipped with two recovery subassemblies 6, recovery subassembly 6 is including setting up in the recovery shell 61 of retrieving mouthful 37 department, one side of retrieving the shell 61 is linked together through tuber pipe and the recovery fan 62 that sets up in the powder chamber 31 outside of selecting powder, the output and the recovery pipe 25 of recovery fan 62 are linked together.
Further, superfine grinding mechanism 4 includes superfine grinding chamber 41, sets up pivot 51 and the eccentric grinding roller 42 of setting in pivot 51 in superfine grinding chamber 41, the bottom and the lateral wall of superfine grinding chamber 41 are equipped with wear-resisting welt 43, the bottom of superfine grinding chamber 41 is equipped with the symmetry and is equipped with powder outlet 44, superfine grinding chamber 41 lateral wall top is equipped with air exit 45.
Further, the driving mechanism 5 includes a driving motor 52 disposed at the lower end of the base 1 and a rotating shaft 51 penetrating through each chamber, and an output end of the driving motor 52 is connected to the rotating shaft 51 through a coupling.
Further, the primary grinding cavity 21 is communicated with a powder selecting cavity 31, and the powder selecting cavity 31 is communicated with an ultra-fine grinding cavity 41.
Further, the upper and lower ends of the grinding roller 22 are contracted inward to form a conical shape, and one side of the grinding roller ring 23 has a U-shaped cross section.
Further, the screen 32 is formed by combining four small screens 32, and the discharge hole of the primary grinding cavity 21 is opposite to the screen 32.
Further, the section of the annular blanking block 36 is a right triangle, and the lower end of the scraper 34 is inclined at an angle equal to the inclination angle of the annular blanking block 36.
The working principle is as follows: when the powder grinding device is used, gas carrying grinding raw materials is introduced into the primary grinding cavity 21 through the feeding pipe 24, the driving motor 52 is started, the driving motor 52 drives the rotating shaft 51 to rotate, the rotating shaft 51 rotates to enable the grinding roller 22 to rotate, the raw materials enter the grinding roller 22 and the grinding roller ring 23 to be ground for the first time, the ground powder falls onto the screen 32 of the powder selecting cavity 31, screening is carried out under the rotation of the screen 32 and the pushing of air, fine powder falls into the superfine grinding cavity 41 through the screen 32, larger-particle powder falls onto the annular blanking block 36 from the screen 32,
the powder falling into the superfine grinding chamber 41 becomes finer under the secondary grinding of the eccentric grinding roller 42 and the wear-resistant lining plate 43, redundant gas is discharged from the air outlet 45, and after the powder outlet 44 is opened, the ground powder is collected through a pipeline arranged below the powder outlet 44;
the powder falling into the annular blanking block 36 is continuously pushed by the scraper 34 arranged at the lower end of the screen 32, when the powder with larger particles is pushed to the recovery port 37, the powder with larger particles is sucked into the recovery shell 61 by the recovery fan 62, and the powder with larger particles is sent into the recovery pipe 25 under the action of the recovery fan 62, so that the powder with larger particles falls into the primary grinding cavity 21 again for grinding.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The efficient grinding equipment for producing the powder coating is characterized by comprising a base (1), a primary grinding mechanism (2), a powder selecting mechanism (3), an ultra-fine grinding mechanism (4) and a driving mechanism (5), wherein the primary grinding mechanism (2), the powder selecting mechanism (3), the ultra-fine grinding mechanism (4) and the driving mechanism (5) are arranged at the lower end of the base (1) from top to bottom and used for driving the mechanisms to move;
preliminary crocus mechanism (2) include elementary grinding chamber (21), rotate and set up pivot (51) in elementary grinding chamber (21) and set up grinding roller (22) on pivot (51), the lateral wall fixed mounting of elementary grinding chamber (21) have with grinding roller (22) complex grinding collar (23), the upper end symmetry of elementary grinding chamber (21) is equipped with inlet pipe (24) and recovery tube (25).
2. The efficient grinding equipment for producing the powder coating according to claim 1, wherein the powder selecting mechanism (3) comprises a powder selecting cavity (31), a rotating shaft (51) arranged inside the powder selecting cavity (31), a screen (32) obliquely arranged in the middle of the rotating shaft (51) and a discharging rod (33) arranged on the rotating shaft (51), a scraper (34) is arranged at the lower end of one side of the highest position of the screen (32), four discharging ports (35) are symmetrically arranged at the bottom end of the powder selecting cavity (31), an annular discharging block (36) is arranged between the discharging ports (35) and the side wall of the powder selecting cavity (31), and two recycling ports (37) are symmetrically arranged on the side wall of the powder selecting cavity (31);
the outside symmetry of selecting powder chamber (31) is equipped with two recovery subassemblies (6), recovery subassembly (6) are including setting up in recovery shell (61) of retrieving mouthful (37) department, one side of retrieving shell (61) is linked together through tuber pipe and recovery fan (62) that set up in selecting the powder chamber (31) outside, the output and the recovery pipe (25) of recovery fan (62) are linked together.
3. The efficient grinding equipment for producing the powder coating according to claim 1, wherein the superfine grinding mechanism (4) comprises a superfine grinding chamber (41), a rotating shaft (51) arranged in the superfine grinding chamber (41) and an eccentric grinding roller (42) arranged on the rotating shaft (51), the bottom and the side wall of the superfine grinding chamber (41) are provided with wear-resistant lining plates (43), the bottom of the superfine grinding chamber (41) is provided with powder outlets (44) which are symmetrically arranged, and an air outlet (45) is arranged above the side wall of the superfine grinding chamber (41).
4. The efficient grinding equipment for producing the powder coating according to claim 1, wherein the driving mechanism (5) comprises a driving motor (52) arranged at the lower end of the base (1) and rotating shafts (51) penetrating through the chambers, and the output end of the driving motor (52) is connected with the rotating shafts (51) through a coupling.
5. The high-efficiency grinding equipment for producing powder coating according to claim 1, wherein the primary grinding chamber (21) is communicated with a powder selecting chamber (31), and the powder selecting chamber (31) is communicated with the ultra-fine grinding chamber (41).
6. A high-efficiency grinding apparatus for powder coating production according to claim 1, wherein the upper and lower ends of the grinding roll (22) are internally contracted to form a conical shape, and one side of the grinding roll collar (23) has a cross section similar to a U shape.
7. The high-efficiency grinding equipment for producing powder coating according to claim 1, wherein the screen (32) is composed of four small screens (32), and the discharge port of the primary grinding chamber (21) is opposite to the screen (32).
8. A high efficiency grinding apparatus for powder coating production according to claim 1, wherein the cross-section of the annular blanking block (36) is a right triangle, and the lower end of the scraper (34) is inclined at an angle equal to the inclination angle of the annular blanking block (36).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011269686.6A CN112317029B (en) | 2020-11-13 | 2020-11-13 | High-efficient grinding equipment is used in powder coating production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011269686.6A CN112317029B (en) | 2020-11-13 | 2020-11-13 | High-efficient grinding equipment is used in powder coating production |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112317029A true CN112317029A (en) | 2021-02-05 |
| CN112317029B CN112317029B (en) | 2022-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011269686.6A Active CN112317029B (en) | 2020-11-13 | 2020-11-13 | High-efficient grinding equipment is used in powder coating production |
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| Country | Link |
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| CN (1) | CN112317029B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207667771U (en) * | 2017-11-02 | 2018-07-31 | 大姚锦亿土特产有限公司 | A kind of konjaku flour grinding device |
| CN209885904U (en) * | 2019-03-25 | 2020-01-03 | 淮安市淮阴大北农饲料有限公司 | Grinder for feed production |
| CN210729663U (en) * | 2019-09-06 | 2020-06-12 | 江西晨阳药业有限公司 | Grinder that bulk drug processing was used |
| CN211134275U (en) * | 2019-07-22 | 2020-07-31 | 佛山市艾瑞博装饰材料有限公司 | Flour mill |
| CN211729837U (en) * | 2019-12-17 | 2020-10-23 | 长春提爱思美亚塑料制品有限公司 | Feeding mechanism in rubber product production and processing equipment |
-
2020
- 2020-11-13 CN CN202011269686.6A patent/CN112317029B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207667771U (en) * | 2017-11-02 | 2018-07-31 | 大姚锦亿土特产有限公司 | A kind of konjaku flour grinding device |
| CN209885904U (en) * | 2019-03-25 | 2020-01-03 | 淮安市淮阴大北农饲料有限公司 | Grinder for feed production |
| CN211134275U (en) * | 2019-07-22 | 2020-07-31 | 佛山市艾瑞博装饰材料有限公司 | Flour mill |
| CN210729663U (en) * | 2019-09-06 | 2020-06-12 | 江西晨阳药业有限公司 | Grinder that bulk drug processing was used |
| CN211729837U (en) * | 2019-12-17 | 2020-10-23 | 长春提爱思美亚塑料制品有限公司 | Feeding mechanism in rubber product production and processing equipment |
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| Publication number | Publication date |
|---|---|
| CN112317029B (en) | 2022-05-17 |
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