Powder coating device

Abstract

The utility model discloses a powder coating device. The powder coating device comprises a conveying line, a coating chamber and a bearing assembly, wherein the coating chamber is arranged on the conveying line; the bearing assembly is arranged on the conveying line in a sliding mode and comprises a first bearing part, a smoothing structure used for smoothing powder is arranged on the first bearing part in a sliding mode, the smoothing structure reciprocates in the length direction of the conveying line, and a vibration structure is arranged on the side, away from the smoothing structure, of the first bearing part. The powder on the first bearing part ascends and rolls over through the vibration mechanism on the first bearing part so as to achieve the purpose of uniform film coating, meanwhile, the powder on the first bearing part is flatly laid on the first bearing part through the smoothing structure, uneven film coating caused by powder agglomeration and accumulation is avoided, and the film coating quality is improved.

Description

Technical Field

[0001] The present application relates to the technical field of sputtering coating, and in particular to a powder coating device. Background Art

[0002] The main methods currently used for coating the surface of powder particles include chemical plating, electroplating, vacuum sputtering, vacuum evaporation, chemical vapor deposition, and sol-gel methods. Chemical methods such as chemical plating, electroplating, and sol-gel methods result in uneven, poorly dense, and low-purity powder surface films. The material system of the surface film is limited, and the use of chemical agents can easily cause environmental pollution. Physical methods such as vacuum sputtering coating (hereinafter referred to as "sputtering") and vacuum evaporation deposition coating (hereinafter referred to as "evaporation") do not require the use of chemical agents, produce high-purity powder surface films, and are environmentally friendly, leading to their increasing use.

[0003] However, existing powder coating devices generally have the following problems: the powder is difficult to be evenly distributed when vibrating in the drum, which affects the coating effect. Utility Model Content

[0004] In order to overcome the above shortcomings, the purpose of the present application is to provide a powder coating device that can coat the powder uniformly and completely.

[0005] In order to achieve the above objectives, this application adopts the following technical solutions:

[0006] A powder coating device, the powder evaporation device comprises: a conveying line,

[0007] The coating room is set on the conveyor line;

[0008] The bearing assembly is slidingly arranged on the conveying line. The bearing assembly includes a first bearing part. A smoothing structure for smoothing the powder is slidingly arranged on the first bearing part. The smoothing structure reciprocates along the length direction of the conveying line. A vibration structure is configured on the side of the first bearing part away from the smoothing structure.

[0009] In one embodiment, a control unit is further included, which is electrically connected to the smoothing structure and the vibration structure respectively, and the control unit is used to control the vibration structure and the smoothing structure to move synchronously.

[0010] In one embodiment, a plurality of hollow holes are distributed on the bearing surface of the first bearing portion;

[0011] The bearing assembly further includes a second bearing portion, which is arranged on a side of the vibration structure away from the first bearing portion.

[0012] In one embodiment, the first supporting portion is provided with a first connecting portion on both sides of the conveyor line width direction, the first connecting portion is provided with a first groove and a second groove, the first groove is located on the side of the first connecting portion away from the second supporting portion, and the smoothing structure is slidably connected to the first groove.

[0013] The second groove is located on one side of the first connecting portion close to the second carrying portion, and the second groove is slidably connected to the conveying line.

[0014] In one embodiment, the smoothing mechanism comprises:

[0015] At least two driving members, at least two driving members are symmetrically arranged in the first grooves on both sides of the first bearing portion

[0016] a bracket connecting at least two driving members;

[0017] A brush, one end of the brush is connected to the bracket, and the other end of the brush is in contact with the bearing surface of the first bearing part.

[0018] In one embodiment, the vibrating structure comprises:

[0019] Two reinforcing ribs are cross-arranged on a side of the first bearing portion away from the smoothing structure;

[0020] Several ultrasonic vibration parts are respectively arranged at the top of the two reinforcing ribs and at the intersection of the two reinforcing ribs;

[0021] Several ultrasonic vibration parts are distributed at intervals on the periphery of the intersection of two reinforcing ribs.

[0022] In one embodiment, the conveyor line includes a bracket and a first conveyor line and a second conveyor line arranged on the bracket, the first conveyor line is located on a side of the second conveyor line facing away from the ground, and the first conveyor line and the second conveyor line have the same transport direction;

[0023] The first carrying portion is slidably arranged on the first conveying line, and the second carrying portion is slidably arranged on the second conveying line.

[0024] In one embodiment, tooling frames are slidably connected to the first conveyor line and the second conveyor line. The tooling frames have a hollow structure, and the first bearing portion and the second bearing portion are respectively located on the corresponding tooling frames.

[0025] In one embodiment, limit sensors are respectively provided on both sides of the first bearing portion along the length direction of the conveyor line, and the limit sensors are electrically connected to the smoothing structure.

[0026] In one embodiment, the coating chamber includes: a vacuum chamber;

[0027] a target material, disposed on a side of the vacuum chamber facing the carrying surface of the first carrying portion;

[0028] The magnetic part is located between the vacuum chamber and the target.

[0029] Beneficial effects

[0030] In the present disclosure, a vibration mechanism is placed on the first supporting part to make the powder on the first supporting part rise and roll, so as to achieve the purpose of uniform coating. At the same time, a smoothing structure is used to spread the powder on the first supporting part flatly on the first supporting part, thereby avoiding uneven coating caused by powder agglomeration and accumulation, and improving the quality of coating. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] The accompanying drawings are intended to facilitate understanding of the technical solutions of the present disclosure and constitute a part of the specification. Together with the embodiments of the present disclosure, they are used to explain the technical solutions of the present disclosure and do not constitute a limitation of the technical solutions of the present disclosure. The shapes and sizes of the components in the accompanying drawings do not reflect the actual scale and are intended only to illustrate the contents of this application.

[0032] Figure 1 A top view of the powder coating device provided in this embodiment;

[0033] Figure 2 A side view of the powder coating device provided in this embodiment;

[0034] Figure 3 This is a schematic diagram of the interior of the powder coating device provided in this embodiment;

[0035] Figure 4 The first bearing structure provided in this embodiment is schematically shown Figure 1 ;

[0036] Figure 5 The first bearing structure provided in this embodiment is schematically shown Figure 2 ;

[0037] Figure 6 A schematic structural diagram of the second bearing portion provided in this embodiment;

[0038] Figure 7 A top view of the tooling frame provided in this embodiment. DETAILED DESCRIPTION

[0039] The above scheme is further described below with reference to specific examples. It should be understood that these examples are intended to illustrate the present application and are not intended to limit the scope of the present application. The implementation conditions used in the examples can be further adjusted according to the conditions of the specific manufacturer. The implementation conditions not specified are generally those used in routine experiments.

[0040] Unless otherwise defined, the technical terms or scientific terms used in the embodiments of the present disclosure should have the usual meanings understood by people with ordinary skills in the field to which this application belongs. The "first", "second" and similar words used in the embodiments of the present disclosure do not indicate any order, quantity or importance, but are only used to distinguish different components. "Include" or "comprise" and similar words mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. "Connect" or "connected" and similar words are not limited to physical or mechanical connections, but can include electrical connections, whether direct or indirect. In this article, "electrical connection" includes the situation where constituent elements are connected together through an element with some electrical function. "Element with some electrical function" is not particularly limited as long as it can transfer electrical signals between connected constituent elements. "Element with some electrical function" can be, for example, an electrode or wiring, or a switching element such as a transistor, or other functional elements such as a resistor, inductor or capacitor. “Up,” “down,” “left,” “right,” etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may also change accordingly.

[0041] In this application, terms such as "upper," "lower," "inner," and "middle" indicate positions or locations based on those shown in the accompanying drawings. These terms are primarily intended to better describe this application and its embodiments and are not intended to limit the devices, elements, or components indicated to specific positions, or to their construction or operation in a specific position.

[0042] The present application discloses a powder coating device, which includes a conveyor line 10, a coating chamber 20 and a supporting assembly 30. The coating chamber is arranged on the conveyor line 10; the supporting assembly 30 is slidably arranged on the conveyor line 10, and the supporting assembly 30 includes a first supporting part 31. A smoothing structure 40 for smoothing the powder is slidably arranged on the first supporting part 31. The smoothing structure 40 reciprocates along the length direction of the conveyor line 10. A vibration structure 50 is configured on the side of the first supporting part away from the smoothing structure 40. In the present disclosure, a vibration mechanism is provided on the first supporting part to make the powder on the first supporting part rise and roll to achieve the purpose of uniform coating. At the same time, the smoothing structure is used to spread the powder on the first supporting part flatly on the first supporting part, thereby avoiding uneven coating caused by powder agglomeration and accumulation, and improving the quality of coating.

[0043] Next, combine Figure 1-Figure 7To describe a powder coating device provided in an embodiment of the present application, the powder coating device includes a conveyor line 10, a coating chamber 20 and a supporting assembly 30, the coating chamber 20 is arranged on the conveyor line 10; the supporting assembly 30 is slidably arranged on the conveyor line 10, and the supporting assembly 30 includes a first supporting part 31, and a smoothing structure 40 for smoothing the powder is slidably arranged on the first supporting part 31, and the smoothing structure 40 reciprocates along the length direction of the conveyor line 1, and a vibration structure 50 is configured on the side of the first supporting part 31 away from the smoothing structure 40.

[0044] refer to Figure 1-Figure 3 In a specific embodiment, the coating chamber 20 includes a vacuum chamber 21, a target material 23 and a magnetic member 22. The target material 22 is arranged on the side of the bearing surface of the vacuum chamber 21 facing the first bearing part 31, that is, the target material 22 is arranged on the top of the inner side of the vacuum chamber 21, and the magnetic member 23 is arranged between the vacuum chamber 21 and the target material 22. In this application, the bearing assembly 30 is sequentially transported into the vacuum chamber through the conveyor line 10. When the target material 23 and the magnetic member 22 are working, the vibration mechanism 50 and the smoothing structure 40 are started synchronously to make the powder in the first bearing part 31 rise and roll, thereby achieving the purpose of uniform coating. At the same time, the smoothing structure 40 can avoid the powder from gathering on the first bearing part 31 during vibration, so that the powder on the first bearing part 31 is spread flat on the first bearing part 31, avoiding the accumulation of powder on the first bearing part 31 and affecting the coating quality.

[0045] refer to Figure 2-Figure 6 In a specific embodiment, a bearing surface of the first bearing part 31 is distributed with several hollow holes 311; the bearing assembly 30 also includes a second bearing part 32, and the second bearing part 32 is arranged on the side of the vibration structure 50 away from the first bearing part 31. Furthermore, the second bearing part 32 is respectively provided with a second connecting part 34 on both sides of the width direction (X direction) of the conveyor line 10, and the second connecting part 34 includes a third groove 341. The third groove 341 is located on the side of the second connecting part 34 away from the first bearing part 31, and the third groove 341 is slidably connected to the conveyor line 10. In this embodiment, during the vibration and smoothing process of the first bearing part 31, a part of the powder will fall from the hollow holes 311 to the second bearing part 32. After the first bearing part 31 and the second bearing part 32 have undergone one evaporation deposition, the powder fallen on the second bearing part 32 will be poured back onto the first bearing part 31 for a second evaporation deposition. The above steps are repeated until the evaporation of the powder on the first bearing part 31 is completed.

[0046] refer to Figure 4In a specific embodiment, the first supporting portion 31 is respectively provided with a first connecting portion 33 on both sides of the width direction (X direction) of the conveyor line 10, and the first connecting portion 33 includes a first groove 331 and a second groove 332. The first groove 331 is located on the side of the first connecting portion 33 away from the second supporting portion 32. The smoothing structure 40 is slidably arranged in the first groove 331, and the second groove 332 is located on the side of the first connecting portion 31 close to the second supporting portion 32. The second groove 332 is slidably connected to the conveyor line 10.

[0047] Continue to refer Figure 3 In a specific embodiment, the smoothing structure 40 includes at least two driving members 41, a bracket 42 and a brush 43. At least two driving members 41 are symmetrically arranged in the first groove 311 on both sides of the first bearing portion 31. Exemplarily, the driving member 41 can be an electric slider, and the bracket 42 connects the two driving members 41. One end of the brush 43 is connected to the bracket 42, and the other end contacts the bearing surface of the first bearing portion 31. The driving member 41 is slidably arranged in the first groove 331, thereby driving the brush 43 on the bracket 42 to reciprocate along the length direction of the conveyor line 10, thereby smoothing the powder on the first bearing portion 31 to prevent the powder from accumulating on the first bearing portion 31 and affecting the evaporation quality of the powder.

[0048] refer to Figure 5 In a specific embodiment, the vibration structure 50 includes two reinforcing ribs 51, several ultrasonic vibrating parts 52 and several mechanical vibrators 53. The two reinforcing ribs 51 are cross-arranged on the side of the first bearing part 31 away from the smoothing structure 40. The cross-arrangement of the two reinforcing ribs 51 improves the strength of the first bearing part. The several ultrasonic vibrating parts 52 are respectively arranged at the top of the two reinforcing ribs 51 and the intersection of the two reinforcing ribs. The several mechanical vibrators 53 are distributed at intervals on the periphery of the intersection of the two reinforcing ribs 51. The position distribution of the several ultrasonic vibrating parts 52 and the several mechanical vibrators 53 is conducive to uniform vibration force on the first bearing part 31, so that the vibration force on the powder on the first bearing part 31 is uniform, so as to achieve the purpose of uniform coating, and at the same time further reduce the accumulation of powder on the bearing area of ​​the first bearing part 31.

[0049] refer to Figure 4 In a specific embodiment, the first bearing portion 31 is provided with limit sensors 60 on both sides along the length direction of the conveyor line (Y direction, also called the transport direction of the conveyor line), and the limit sensors 60 are electrically connected to the smoothing structure 40.

[0050] refer to Figure 2 and Figure 7In a specific embodiment, the conveyor line 10 includes a support frame 13 and a first conveyor line 11 and a second conveyor line 12 arranged on the support frame. The first conveyor line 11 is located on the side of the second conveyor line 12 away from the ground, and the transportation directions of the first conveyor line 11 and the second conveyor line 12 are the same; the first bearing portion 31 is slidably arranged on the first conveyor line 11, and the second bearing portion 32 is slidably arranged on the second conveyor line 12. Specifically, the first conveyor line 11 includes a first double-speed chain conveyor line 111 and a first servo motor device 112. The first double-speed chain conveyor line 111 and the first servo motor 112 are both fixedly arranged on the support frame 13, and the first servo motor device 112 can provide power for the first double-speed chain conveyor line 111; the second conveyor line 12 includes a second double-speed chain conveyor line 121 and a second servo motor device 122, and the second double-speed chain conveyor line 121 and the second servo motor device 122. The speed chain conveyor line 121 and the second servo motor device 122 are both fixedly arranged on the support frame 13, and the second servo motor device 122 can provide power for the second speed chain conveyor line 121. Furthermore, the first speed chain conveyor line 111 and the second speed chain conveyor line 121 are both slidingly overlapped with a tooling frame 14, and the tooling frame 14 has a hollow structure 141. The first load-bearing part 31 and the second load-bearing part 32 are respectively located on the corresponding tooling frames 14, and each tooling frame 14 is provided with a protrusion 142, which is used to connect its corresponding load-bearing part. Specifically, the first speed chain conveyor line 111 is provided with a first tooling frame, and the first tooling frame is provided with a first protrusion adapted to the second groove 332, and the second speed chain conveyor line 121 is provided with a second tooling frame, and the second tooling frame is provided with a second protrusion adapted to the third groove.

[0051] The above embodiments are intended only to illustrate the technical concepts and features of this application. Their purpose is to enable those familiar with the art to understand the content of this application and implement it accordingly. They are not intended to limit the scope of protection of this application. Any equivalent changes or modifications made in accordance with the spirit of this application shall be included in the scope of protection of this application.

Claims

1. A powder coating device, characterized in that: include: conveyor lines, A coating chamber, arranged on the conveying line; A bearing assembly is slidably arranged on the conveying line, and the bearing assembly includes a first bearing part, on which a smoothing structure for smoothing the powder is slidably arranged, and the smoothing structure reciprocates along the length direction of the conveying line. A vibration structure is configured on the side of the first bearing part away from the smoothing structure.

2. The powder coating device according to claim 1, characterized in that: It also includes a control unit, which is electrically connected to the smoothing structure and the vibration structure respectively, and the control unit is used to control the vibration structure and the smoothing structure to move synchronously.

3. The powder coating device according to claim 1, characterized in that: The bearing surface of the first bearing portion is distributed with a plurality of hollow holes; The bearing assembly further includes a second bearing portion, which is disposed on a side of the vibration structure away from the first bearing portion.

4. The powder coating device according to claim 3, characterized in that: The first bearing part is respectively provided with a first connecting part on both sides in the width direction of the conveying line, and the first connecting part is provided with a first groove and a second groove. The first groove is located on the side of the first connecting part away from the second bearing part, and the smoothing structure is slidably connected to the first groove. The second groove is located on the side of the first connecting part close to the second bearing part, and the second groove is slidably connected to the conveying line.

5. The powder coating device according to claim 4, characterized in that: The smoothing structure comprises: At least two driving members, the at least two driving members are symmetrically arranged in the first grooves on both sides of the first bearing portion a bracket, connecting at least two of the driving members; A brush, one end of which is connected to the bracket, and the other end of which is in contact with the bearing surface of the first bearing portion.

6. The powder coating device according to claim 1, characterized in that: The vibration structure comprises: Two reinforcing ribs are cross-arranged on a side of the first bearing portion away from the smoothing structure; A plurality of ultrasonic vibration parts are respectively arranged at the top ends of the two reinforcing ribs and at the intersection of the two reinforcing ribs; A plurality of ultrasonic vibration parts are distributed at intervals on the periphery of the intersection of two reinforcing ribs.

7. The powder coating device according to claim 3, characterized in that: The conveyor line includes a support frame and a first conveyor line and a second conveyor line arranged on the support frame, the first conveyor line is located on a side of the second conveyor line away from the ground, and the first conveyor line and the second conveyor line have the same transport direction; The first carrying portion is slidably disposed on the first conveying line, and the second carrying portion is slidably disposed on the second conveying line.

8. The powder coating device according to claim 7, characterized in that: The first conveyor line and the second conveyor line are both slidably connected with a tooling frame, the tooling frame has a hollow structure, and the first bearing part and the second bearing part are respectively located on the corresponding tooling frame.

9. The powder coating device according to claim 1, characterized in that: Limit sensors are respectively provided on both sides of the first bearing portion along the length direction of the conveyor line, and the limit sensors are electrically connected to the smoothing structure.

10. The powder coating device according to claim 1, characterized in that: The coating chamber comprises: vacuum chamber; a target material, disposed on a side of the vacuum chamber facing the carrying surface of the first carrying portion; The magnetic member is located between the vacuum chamber and the target material.

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