Efficient grinding device

Abstract

The efficient powder grinding device is characterized in that a pair of supporting blocks is fixedly connected to the bottom of the box body, a first hydraulic cylinder is fixedly connected to the top of the box body, an output shaft of the first hydraulic cylinder penetrates through the top of the box body and is fixedly connected with a shell, a first motor is fixedly connected to the inner wall of the shell, and a second motor is fixedly connected to the inner wall of the shell; an output shaft of the first motor penetrates through the bottom of the shell and is fixedly connected with a grinding roller, a grinding plate is fixedly connected to the inner wall of the box body, a limiting groove is formed in the bottom of the grinding plate, a material blocking mechanism is arranged at the bottom of the grinding plate, and a feeding port and a discharging port are formed in the top and the side wall of the box body correspondingly. A filter screen is fixedly connected to the inner wall of the box body, a material guide bin is fixedly connected to the side wall of the box body, a second motor is fixedly connected to the bottom of the material guide bin, and the powder grinding device has the advantages of being high in powder grinding efficiency and convenient and fast to use.

Description

Technical Field

[0001] The embodiments of the present application relate to the technical field of powder grinding devices, and in particular, to an efficient powder grinding device. Background Art

[0002] Powder coatings are a new type of solvent-free solid powder coatings. Compared with liquid coatings, due to the characteristics of fewer raw material components and no solvent volatilization, they have the characteristics of being solvent-free, pollution-free, and high film mechanical strength, and are widely used in various industries such as household appliances.

[0003] Existing powder grinding devices have no filtering mechanism, so it is necessary to manually filter the unqualified paint powder residues, and then manually add them to the powder grinding device again, which increases the labor intensity and reduces the work efficiency. Therefore, an efficient powder grinding device is proposed to solve the problems mentioned above. Utility Model Content

[0004] In view of the above problems, the embodiments of the present application provide an efficient powder grinding device to solve the problem of the lack of a filtering mechanism.

[0005] The embodiments of the present application provide an efficient powder grinding device, including a box body: a pair of support blocks are fixedly connected to the bottom of the box body, and a first hydraulic cylinder is fixedly connected to the top of the box body. The output shaft of the first hydraulic cylinder penetrates through the top of the box body and is fixedly connected to a housing. A first motor is fixedly connected to the inner wall of the housing. The output shaft of the first motor penetrates through the bottom of the housing and is fixedly connected to a grinding roller. A grinding plate is fixedly connected to the inner wall of the box body. A limiting groove is formed at the bottom of the grinding plate, and a material blocking mechanism is arranged at the bottom of the grinding plate. Feed ports and discharge ports are respectively formed in the top and side walls of the box body. A filter screen is fixedly connected to the inner wall thereof, and a material guiding bin is fixedly connected to the side wall of the box body. A second motor is fixedly connected to the bottom of the material guiding bin. The output shaft of the second motor penetrates through the bottom of the material guiding bin and is fixedly connected to a spiral feeding rod. The top end of the spiral feeding rod is movably connected to the inner wall of the top of the material guiding bin. Material guiding openings and discharge openings are formed between the side walls of the box body and the material guiding bin.

[0006] In some embodiments, the pair of support blocks are symmetrically arranged about the central axis of the box body, and anti-slip patterns are formed at the bottoms of the support blocks.

[0007] In some embodiments, the material blocking mechanism includes a second hydraulic cylinder, the second hydraulic cylinder is fixedly connected to the inner wall of the limiting groove, and the output shaft of the second hydraulic cylinder is fixedly connected to a positioning block. The other side of the positioning block is fixedly connected to an inclined plate, and a material blocking block is fixedly connected to the top of the inclined plate. The top of the material blocking block penetrates through the grinding plate.

[0008] In some embodiments, the filter screen is inclined.

[0009] In some embodiments, a pair of material guiding blocks are fixedly connected to the inner wall of the box body, and the pair of material guiding blocks are symmetrically arranged with respect to the central axis of the material guiding port.

[0010] In some embodiments, an inclined surface is formed on the inner bottom wall of the box body.

[0011] Through the arrangement of the filter screen, unqualified fragments in the raw materials are filtered, and through the arrangement of the second motor and the spiral feeding rod, the unqualified raw materials are re-introduced into the box body for multiple grinding, so as to improve the processing efficiency and the fineness of grinding. Through the inclined placement of the filter screen and the arrangement of the material guiding blocks, it is convenient to discharge the unqualified raw materials into the material guiding bin, and then re-introduce them above the filter screen through the spiral feeding rod, thereby improving the material guiding effect of the device.

[0012] The above description is only an overview of the technical solutions of the embodiments of the present application. In order to be able to understand the technical means of the embodiments of the present application more clearly, it can be implemented according to the content of the description. And in order to make the above and other purposes, features and advantages of the embodiments of the present application more obvious and understandable, the following specifically illustrates the specific embodiments of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are some embodiments of the present application. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0014] Figure 1 Partial perspective view of the present application.

[0015] Figure 2 Overall structural schematic diagram of the present application.

[0016] Figure 3 Top view of the filter screen and the material guiding blocks.

[0017] Figure 4 For Figure 1 Side view of.

[0018] Description of the reference numerals:

[0019] 1. Box body; 2. Support block; 3. First hydraulic cylinder; 4. Shell; 5. First motor; 6. Grinding roller; 7. Grinding plate; 8. Limit groove; 9. Feeding port; 10. Discharging port; 11. Filter screen; 12. Material guiding bin; 13. Second motor; 14. Screw feeding rod; 15. Material guiding port; 16. Discharge port; 17. Second hydraulic cylinder; 18. Positioning block; 19. Inclined plate; 20. Material blocking block; 21. Material guiding block. Detailed implementation manners

[0020] To make the objectives, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are some, but not all, of the embodiments of the present application. All other embodiments obtained by those of ordinary skill in the art based on the embodiments in the present application without creative efforts shall fall within the protection scope of the present application.

[0021] The terms "including" and "having" and any variations thereof in the description, claims and drawings of the present application are intended to cover but not exclude other contents. The word "a" or "an" does not exclude the existence of a plurality. Unless otherwise stated, the meaning of "a plurality" refers to two or more (including two). Similarly, "multiple groups" refers to two or more groups (including two groups).

[0022] The orientation terms appearing in the following description are the directions shown in the drawings and do not limit the specific structure of the present application. For example, in the description of the present application, terms such as "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "inner", "outer", "axial direction", "radial direction", "circumferential direction", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be construed as a limitation of the present application.

[0023] In addition, expressions indicating directions such as the X direction, Y direction and Z direction for explaining the operations and structures of the components in this embodiment are not absolute but relative. Although these indications are appropriate when the components are in the positions shown in the drawings, when these positions change, these directions should have different interpretations to correspond to the changes.

[0024] In the description of the present application, it should be noted that unless otherwise clearly specified and limited, the terms "installation", "connection", and "coupling" should be understood in a broad sense. For example, the "connection" or "coupling" of mechanical structures can refer to a physical connection, such as a fixed connection, a detachable connection, or an integral connection. The "connection" or "coupling" of circuit structures can refer not only to a physical connection but also to an electrical connection or a signal connection. For example, it can be a direct connection, that is, a physical connection, or it can be indirectly connected through at least one intermediate element, as long as the circuit is connected. For those of ordinary skill in the art, the specific meanings of the above terms in the present application can be understood according to specific circumstances.

[0025] To facilitate the understanding of the technical solutions of the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application.

[0026] The embodiment of the present application provides an efficient powder grinding device, including a box body 1: A pair of support blocks 2 are fixedly connected to the bottom of the box body 1, and a first hydraulic cylinder 3 is fixedly connected to the top of the box body 1. The output shaft of the first hydraulic cylinder 3 penetrates through the top of the box body 1 and is fixedly connected to a housing 4. A first motor 5 is fixedly connected to the inner wall of the housing 4. The output shaft of the first motor 5 penetrates through the bottom of the housing 4 and is fixedly connected to a grinding roller 6. A grinding plate 7 is fixedly connected to the inner wall of the box body 1. A limiting groove 8 is formed in the bottom of the grinding plate 7, and a material blocking mechanism is provided at the bottom of the grinding plate 7. A feed inlet 9 and a discharge outlet 10 are respectively formed in the top and side walls of the box body 1. A filter screen 11 is fixedly connected to the inner wall thereof, and a material guiding bin 12 is fixedly connected to the side wall of the box body 1. A second motor 13 is fixedly connected to the bottom of the material guiding bin 12. The output shaft of the second motor 13 penetrates through the bottom of the material guiding bin 12 and is fixedly connected to a spiral feeding rod 14. The top end of the spiral feeding rod 14 is movably connected to the inner wall of the top of the material guiding bin 12. A material guiding port 15 and a discharge port 16 are formed between the side walls of the box body 1 and the material guiding bin 12.

[0027] The unqualified fragments in the raw materials are filtered through the filter screen 11, and through the arrangement of the second motor 13 and the spiral feeding rod 14, they are re-introduced into the box body 1 for multiple grinding, thereby improving the processing efficiency and the fineness of grinding.

[0028] During use, the coating raw materials are introduced into the box body 1 through the feed inlet 9. The first motor 5 and the second motor 13 are started. The first motor 5 drives the grinding roller 6 to rotate, and the second motor 13 drives the spiral feeding rod 14 to rotate. Then, the first hydraulic cylinder 3 is started, and the first hydraulic cylinder 3 drives the housing 4 and the grinding roller 6 to move downward. Then, the raw materials are ground by the grinding roller 6 and the grinding plate 7. When the grinding is completed, the second hydraulic cylinder 17 is started, and the second hydraulic cylinder 17 drives the positioning block 18, the inclined plate 19 and the material blocking block 20 to move downward, so as to discharge the ground coating powder onto the filter screen 11. The filter screen 11 is inclined. Through the arrangement of the filter screen 11, it is convenient to discharge the raw materials.

[0029] In some other feasible connection manners, a pair of support blocks 2 are symmetrically arranged about the central axis of the box body 1, and anti-slip lines are provided at the bottom of the support blocks 2.

[0030] In the technical solution of the embodiment of the present application, through the symmetrical arrangement of the support blocks 2, the use stability of the box body 1 is improved.

[0031] Furthermore, the second hydraulic cylinder 17 drives the material blocking block 20 to move upward, so as to block the grinding plate 7 again. At the same time, the unqualified fragments in the coating are filtered by the filter screen 11 and discharged into the material guiding bin 12 through the filter screen 11 and the material guiding port 15. Then, the spiral feeding rod 14 drives the raw materials to move upward until the raw materials pass through the discharge port 16 and fall onto the grinding plate 7 again to re-grind the unqualified raw materials, thereby improving the grinding effect of the raw materials.

[0032] In some other feasible connection manners, the material blocking mechanism includes a second hydraulic cylinder 17. The second hydraulic cylinder 17 is fixedly connected to the inner wall of the limiting groove 8, and the output shaft of the second hydraulic cylinder 17 is fixedly connected with a positioning block 18. The other side of the positioning block 18 is fixedly connected with an inclined plate 19, the top of the inclined plate 19 is fixedly connected with a material blocking block 20, and the top of the material blocking block 20 penetrates through the grinding plate 7. The material blocking mechanism is used to prevent the raw materials from passing through the grinding plate 7.

[0033] In some other feasible connection manners, a pair of material guiding blocks 21 are fixedly connected to the inner wall of the box body 1, and the pair of material guiding blocks 21 are symmetrically arranged about the central axis of the material guiding port 15.

[0034] In the technical solution of the embodiment of the present application, through the arrangement of the material guiding blocks 21, it is convenient for the raw materials to enter the material guiding bin 12.

[0035] In some other feasible connection manners, an inclined surface is provided on the bottom inner wall of the box body 1.

[0036] In the technical solution of the embodiment of the present application, through the inclined surface, it is convenient to discharge the raw materials.

[0037] Those skilled in the art will understand that although some embodiments herein include certain features included in other embodiments rather than other features, the combination of features of different embodiments means that it is within the scope of the present application and forms different embodiments. For example, in the claims, any one of the claimed embodiments can be used in any combination.

[0038] As described above, the above embodiments are only used to illustrate the technical solutions of the present application and are not intended to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features; and these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the various embodiments of the present application.

Claims

1. An efficient powder grinding device, characterized in that, Including a box body (1): A pair of support blocks (2) are fixedly connected to the bottom of the box body (1), and a first hydraulic cylinder (3) is fixedly connected to the top of the box body (1). The output shaft of the first hydraulic cylinder (3) penetrates through the top of the box body (1) and is fixedly connected to a housing (4). A first motor (5) is fixedly connected to the inner wall of the housing (4). The output shaft of the first motor (5) penetrates through the bottom of the housing (4) and is fixedly connected to a grinding roller (6). A grinding plate (7) is fixedly connected to the inner wall of the box body (1). A limiting groove (8) is formed at the bottom of the grinding plate (7), and a material blocking mechanism is arranged at the bottom of the grinding plate (7). A feed inlet (9) and a discharge outlet (10) are respectively formed in the top and side wall of the box body (1). A filter screen (11) is fixedly connected to the inner wall thereof, and a material guiding bin (12) is fixedly connected to the side wall of the box body (1). A second motor (13) is fixedly connected to the bottom of the material guiding bin (12). The output shaft of the second motor (13) penetrates through the bottom of the material guiding bin (12) and is fixedly connected to a spiral feeding rod (14). The top end of the spiral feeding rod (14) is movably connected to the inner wall of the top of the material guiding bin (12). A material guiding opening (15) and a discharge opening (16) are formed between the side walls of the box body (1) and the material guiding bin (12).

2. The efficient powder grinding device according to claim 1, wherein, The pair of support blocks (2) are symmetrically arranged about the central axis of the box body (1), and anti-slip patterns are formed at the bottoms of the support blocks (2).

3. An efficient powder grinding device according to claim 1, characterized in that, The material blocking mechanism includes a second hydraulic cylinder (17). The second hydraulic cylinder (17) is fixedly connected to the inner wall of the limiting groove (8). The output shaft of the second hydraulic cylinder (17) is fixedly connected to a positioning block (18). The other side of the positioning block (18) is fixedly connected to an inclined plate (19). A material blocking block (20) is fixedly connected to the top of the inclined plate (19). The top of the material blocking block (20) penetrates through the grinding plate (7).

4. An efficient powder grinding device according to claim 1, characterized in that, The filter screen (11) is inclinedly arranged.

5. An efficient powder grinding device according to claim 1, characterized in that, A pair of material guiding blocks (21) are fixedly connected to the inner wall of the box body (1). The pair of material guiding blocks (21) are symmetrically arranged about the central axis of the material guiding opening (15).

6. An efficient grinding device according to claim 1, characterized in that, An inclined surface is formed on the bottom inner wall of the box body (1).

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