CN215970189U - Powder coating's preforming system - Google Patents
Powder coating's preforming system Download PDFInfo
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- CN215970189U CN215970189U CN202122570961.4U CN202122570961U CN215970189U CN 215970189 U CN215970189 U CN 215970189U CN 202122570961 U CN202122570961 U CN 202122570961U CN 215970189 U CN215970189 U CN 215970189U
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Abstract
The utility model discloses a tabletting system for powder coating, which comprises an extrusion device, a tabletting device, a conveying device and a crushing device, wherein the extrusion device is arranged on the tabletting device; the tabletting device comprises a compression roller assembly and a water cooling assembly, wherein the water cooling assembly is used for cooling the compression roller assembly; the conveying device comprises a conveying assembly and a first cooling fan, the first cooling fan is erected at the top of the conveying assembly, and the first cooling fan is positioned at the middle section and/or the rear section of the conveying assembly; the crushing device comprises a crushing roller assembly, a second cooling fan and a collecting box, wherein an air outlet of the second cooling fan is aligned with a discharge hole of the crushing roller assembly. This technical scheme provides a powder coating's preforming system, when satisfying to carry out extrusion to the extruded material, can carry out abundant efficient cooling to the material after the extrusion, and the material cooling is even, is favorable to improving the cooling efficiency of preforming system, also can improve the stability and the unity of the inside composition performance of material simultaneously, helps promoting product quality.
Description
Technical Field
The utility model relates to the technical field of powder coating production equipment, in particular to a tabletting system for powder coating.
Background
The thermosetting powder coating is a novel 100 percent solid powder coating agent without solvent, has the characteristics of no pollution, recoverability, environmental protection, energy and resource saving, labor intensity reduction, high mechanical strength of film coating and the like. The thermosetting powder coating is characterized in that thermosetting resin is used as a film forming substance, a curing agent for crosslinking reaction is added, and an insoluble and infusible hard coating can be formed after heating. The further increase in temperature does not soften the coating as much as the thermoplastic coating, but only decomposes. Because the resin adopted by the thermosetting powder coating is a prepolymer with lower polymerization degree and lower molecular weight, the leveling property of the coating is better, the coating has better decoration, and the prepolymer with low molecular weight can form reticular cross-linked macromolecules after being cured, so that the coating has better corrosion resistance and mechanical property, and the development of the thermosetting powder coating is particularly rapid.
At present, in the production of powder coating, a mixture of various additives is required to be subjected to melt dispersion and crosslinking processing by using an extruder, then the material after extrusion and melting is formed into a sheet shape by using tabletting equipment, and then the sheet is cooled and is subjected to grinding and grinding processing to obtain the finished powder coating. In the processing flow, the material is tabletted and the temperature of the tabletted piece is reduced to meet the requirement of subsequent processing, which plays an important role in the whole production link of the powder coating, in the current production, the forced cooling is mainly carried out by using a cooling fan, but in use, the method can meet the requirements of material tabletting operation, but can not meet the cooling requirements after material tabletting, particularly the method has low cooling efficiency and large cooling energy consumption, thereby causing excessive time and energy consumption for cooling the pressed sheet, on one hand, causing the reduction of production efficiency, on the other hand, causing the overhigh energy consumption for production, meanwhile, the currently adopted cooling method also easily causes the non-uniform cooling inside the pressed sheet of the material, thereby causing the obvious difference of various properties of material tabletting and causing the unstable product quality of the prepared powder coating.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a tabletting system for powder coating, which can fully and efficiently cool extruded materials while the extruded materials are extruded, and the materials are uniformly cooled, so that the cooling efficiency of the tabletting system is improved, the stability and uniformity of the properties of the internal components of the materials can be improved, the product quality is improved, and the defects in the prior art are overcome.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the tabletting system for the powder coating comprises an extrusion device, a tabletting device, a conveying device and a crushing device, wherein the extrusion device, the tabletting device, the conveying device and the crushing device are sequentially distributed along the discharge direction of the tabletting system;
the tabletting device comprises a compression roller assembly and a water cooling assembly, wherein the compression roller assembly is used for pressing the extruded material extruded by the extruding device into a sheet-shaped raw material, and the water cooling assembly is used for cooling the compression roller assembly;
the conveying device comprises a conveying assembly and a first cooling fan, the conveying assembly is used for conveying the flaky raw materials to the crushing device, the first cooling fan is erected at the top of the conveying assembly and is positioned at the middle section and/or the rear section of the conveying assembly, and the first cooling fan is used for cooling the flaky raw materials;
the crushing device comprises a crushing roller assembly, a second cooling fan and a collecting box, wherein the crushing roller assembly is used for crushing the sheet raw materials into the chip raw materials, an air outlet of the second cooling fan is aligned with a discharge port of the crushing roller assembly, the second cooling fan is used for cooling the chip raw materials, the collecting box is located below the discharge port of the crushing roller assembly, and the collecting box is used for collecting the chip raw materials.
Preferably, the compression roller assembly comprises a first compression roller and a second compression roller, the setting height of the rotating shaft of the first compression roller is higher than that of the rotating shaft of the second compression roller, and the water cooling assembly is close to the first compression roller.
Preferably, the tabletting device further comprises a scraper, the scraper is arranged close to the second press roller, and the scraper is used for scraping the flaky raw materials on the surface of the second press roller.
Preferably, the sheeting apparatus further comprises a mounting bracket to which the first and second rollers are positionally movably mounted.
Preferably, the discharging end of the conveying assembly is arranged obliquely upwards, the oblique angle of the conveying assembly is 30-45 degrees, and the air outlet of the first cooling fan is parallel to the conveying surface of the conveying assembly.
Preferably, the crushing roller assembly comprises a first crushing roller and a second crushing roller, and the rotating shaft of the first crushing roller and the rotating shaft of the second crushing roller are located in the same vertical plane.
Preferably, the crushing roller assembly further comprises a frame to which the first crushing roller and the second crushing roller are detachably mounted.
Preferably, the extrusion device comprises a blanking assembly, an extrusion assembly and a material receiving assembly, wherein the blanking assembly is used for feeding the powder coating raw material to the extrusion device, and the extrusion assembly is used for melting and extruding the powder coating raw material;
the extrusion assembly comprises an extrusion driver, a material cylinder and an extruder which are sequentially arranged along the discharge direction of the tabletting system, and an output shaft of the extrusion driver penetrates through the material cylinder to be connected with an extrusion screw of the extruder; the blanking assembly is arranged at the top of the charging barrel, a discharging port of the blanking assembly is communicated with a feeding port of the charging barrel, the charging barrel is provided with heat dissipation holes along the left side wall and/or the right side wall of the discharging direction of the tabletting system, the heat dissipation holes are communicated with the feeding port of the material receiving assembly, and the material receiving assembly is used for receiving powder coating raw materials falling from the heat dissipation holes.
Preferably, the extrusion assembly further comprises a feeding screw rod, the feeding screw rod is rotatably mounted inside the charging barrel, one end of the feeding screw rod is connected with an output shaft of the extrusion driver, and the other end of the feeding screw rod is connected with the extrusion screw rod;
the feed screw includes a shaft and feed blades disposed about the shaft for feeding the powder coating material in the barrel into the extruder.
Preferably, the extruder comprises a heating box and a heating element, and the extrusion screw is rotatably mounted at the top of the inner side of the heating box through the extrusion driver; the inside of heating cabinet is provided with the heating member, the heating member is used for right powder coating raw materials in the heating cabinet heats the melting.
The technical scheme provided by the embodiment of the application can have the following beneficial effects:
1. the extrusion device is used for melting and extruding the raw materials of the powder coating, the tabletting device is used for pressing the extruded materials of the extrusion device into sheet raw materials, and the conveying device is used for conveying the sheet raw materials to the crushing device and crushing the sheet raw materials into the flaky raw materials by using the crushing device, so that the subsequent grinding processing of the powder coating is facilitated.
2. First cooling blower erects in conveying assembly's top, and first cooling blower is located conveying assembly's middle section and/or back end, makes the lamellar raw materials carry out the natural cooling back earlier, recycles first cooling blower and cools off the lamellar raw materials, is favorable to guaranteeing that the lamellar raw materials reduces first cooling blower's energy consumption under the prerequisite of effectively cooling down.
3. All set up corresponding cooling arrangement and cooled off the material in film clamp, conveyor and breaker, when satisfying to carry out extrusion to the extruded material, can carry out abundant efficient cooling to the material after the extrusion, be favorable to improving film clamp's cooling efficiency.
4. The heat dissipation holes are arranged to facilitate dissipation of heat generated by the driver of the extrusion device and heat generated by heating the extrusion material to a molten state by the aid of the heating assembly, so that overheating inside the extrusion device is avoided, powder coating raw materials are effectively prevented from being molten in the charging barrel, the molten materials in the charging barrel are difficult to convey to a discharge port of the extruder, the extrusion device is low in discharge rate, and the extrusion device is difficult to clean and maintain.
5. The setting is used for catching the subassembly that connects of the powder coating raw materials that drops from the louvre, can collect the powder coating raw materials that drop, then will connect the powder coating raw materials that the subassembly was collected to follow the feeding of unloading subassembly again, accomplishes the recycle of powder coating raw materials, avoids the waste of raw materials for production.
Drawings
FIG. 1 is a schematic diagram of a powder coating tableting system of the utility model.
FIG. 2 is a schematic diagram of the extruder of a powder coating tableting system of the utility model.
Wherein: the extrusion device 1, the blanking component 11, the hopper 111, the shutter 112, the handle 1121, the extrusion component 12, the extrusion driver 121, the charging barrel 122, the heat dissipation hole 1221, the extruder 123, the extrusion screw 1231, the heating box 1232, the heating component 1233, the feeding screw 124, the rod shaft 1241, the feeding blade 1242, the receiving component 13, the receiving track 131, the receiving box 132 and the receiving baffle 133;
the tabletting device 2, the press roll assembly 21, the first press roll 211, the second press roll 212, the scraper 22 and the mounting rack 23;
the conveying device 3, the conveying assembly 31 and the first cooling fan 32;
a crushing device 4, a crushing roller assembly 41, a first crushing roller 411, a second crushing roller 412, a frame 413 and a collecting box 42.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but 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, are not to be construed as limiting the present invention. Furthermore, features defined as "first" and "second" may explicitly or implicitly include one or more of the features for distinguishing between descriptive features, non-sequential, non-trivial and non-trivial.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The technical scheme provides a tabletting system for powder coating, which comprises an extruding device 1, a tabletting device 2, a conveying device 3 and a crushing device 4, wherein the extruding device 1, the tabletting device 2, the conveying device 3 and the crushing device 4 are sequentially distributed along the discharging direction of the tabletting system;
the tabletting device 2 comprises a pressing roll component 21 and a water cooling component, wherein the pressing roll component 21 is used for pressing extruded materials extruded by the extruding device 1 into sheet-shaped raw materials, and the water cooling component is used for cooling the pressing roll component 21;
the conveying device 3 comprises a conveying assembly 31 and a first cooling fan 32, the conveying assembly 31 is used for conveying the flaky raw materials to the crushing device 4, the first cooling fan 32 is erected at the top of the conveying assembly 31, the first cooling fan 32 is positioned at the middle section and/or the rear section of the conveying assembly 31, and the first cooling fan 32 is used for cooling the flaky raw materials;
the crushing device 4 comprises a crushing roller assembly 41, a second cooling fan and a collecting box 42, wherein the crushing roller assembly 41 is used for crushing the sheet-shaped raw material into the chip-shaped raw material, an air outlet of the second cooling fan is aligned with a discharge port of the crushing roller assembly 41, the second cooling fan is used for cooling the chip-shaped raw material, the collecting box 42 is positioned below the discharge port of the crushing roller assembly 41, and the collecting box 42 is used for collecting the chip-shaped raw material.
At present, in the production of powder coating, a mixture of various additives is required to be subjected to melt dispersion and crosslinking processing by using an extruder, then the material after extrusion and melting is formed into a sheet shape by using tabletting equipment, and then the sheet is cooled and is subjected to grinding and grinding processing to obtain the finished powder coating. In the processing flow, the material is tabletted and the temperature of the tabletted piece is reduced to meet the requirement of subsequent processing, which plays an important role in the whole production link of the powder coating, in the current production, the forced cooling is mainly carried out by using a cooling fan, but in use, the method can meet the requirements of material tabletting operation, but can not meet the cooling requirements after material tabletting, particularly the method has low cooling efficiency and large cooling energy consumption, thereby causing excessive time and energy consumption for cooling the pressed sheet, on one hand, causing the reduction of production efficiency, on the other hand, causing the overhigh energy consumption for production, meanwhile, the currently adopted cooling method also easily causes the non-uniform cooling inside the pressed sheet of the material, thereby causing the obvious difference of various properties of material tabletting and causing the unstable product quality of the prepared powder coating.
In order to sufficiently and efficiently cool the extruded materials, the technical scheme provides a tabletting system for powder coating, as shown in fig. 1-2, the tabletting system comprises an extruding device 1, a tabletting device 2, a conveying device 3 and a crushing device 4, wherein the extruding device 1, the tabletting device 2, the conveying device 3 and the crushing device 4 are sequentially distributed along the discharging direction of the tabletting system, the extruding device 1 is used for melting and extruding the raw materials of the powder coating, the tabletting device 2 is used for pressing the extruded materials of the extruding device 1 into flaky raw materials, the conveying device 3 is used for conveying the flaky raw materials to the crushing device 4, and the flaky raw materials are crushed into the flaky raw materials by the crushing device 4, so that the subsequent grinding processing of the powder coating is facilitated.
Specifically, the tabletting device 2 comprises a press roll assembly 21 and a water cooling assembly (not shown in the figure), wherein the press roll assembly 21 is used for pressing the extruded material extruded by the extruding device 1 into a sheet-shaped raw material, and the water cooling assembly is used for cooling the press roll assembly 21; conveyor 3 includes transfer assembly 31 and first cooling blower 32, transfer assembly 31 is used for conveying lamellar raw materials to breaker 4, first cooling blower 32 erects in transfer assembly 31's top, and first cooling blower 32 is located transfer assembly 31's middle section and/or back end, this technical scheme makes lamellar raw materials carry out the natural cooling back earlier, reuse first cooling blower 32 cools off lamellar raw materials, be favorable to guaranteeing that lamellar raw materials obtains under the prerequisite of effective cooling, reduce first cooling blower 32's energy consumption. The crushing device 4 includes a crushing roller assembly 41, a second cooling fan (not shown) and a collection box 42, wherein the crushing roller assembly 41 is used for crushing the sheet-like raw material into the crushed sheet-like raw material, an air outlet of the second cooling fan is aligned with a discharge port of the crushing roller assembly 41, the second cooling fan is used for cooling the crushed sheet-like raw material, the collection box 42 is located below the discharge port of the crushing roller assembly 41, and the collection box 42 is used for collecting the crushed sheet-like raw material.
This technical scheme has all set up corresponding cooling arrangement and has cooled off the material in film clamp 2, conveyor 3 and breaker 4, when satisfying to carry out extrusion to the extruded material, can carry out abundant efficient cooling to the material after the extrusion, is favorable to improving film clamp system's cooling efficiency.
Further, the pressing roller assembly 21 includes a first pressing roller 211 and a second pressing roller 212, a height of a rotation shaft of the first pressing roller 211 is higher than a height of a rotation shaft of the second pressing roller 212, and the water cooling assembly is disposed near the first pressing roller 211.
In a preferred embodiment of the present invention, the pressing roller assembly 21 includes a first pressing roller 211 and a second pressing roller 212, a rotation shaft of the first pressing roller 211 is disposed at a higher height than a rotation shaft of the second pressing roller 212, and the water cooling assembly is disposed near the first pressing roller 211. First compression roller 211 and second compression roller 212 among this technical scheme are equipped with the difference in height for the water-cooling subassembly only need be close to first compression roller 211 and set up, can play the cooling effect to first compression roller 211 and second compression roller 212 simultaneously, is ensureing that the material is obtaining under the fully refrigerated prerequisite, is favorable to reducing the manufacturing cost of preforming system.
More specifically, the sheeting apparatus 2 further comprises a scraper 22, the scraper 22 is disposed near the second pressing roller 212, and the scraper 22 is used for scraping the sheet-like raw material on the surface of the second pressing roller 212.
In a preferred embodiment of the present technical solution, the sheeting device 2 further comprises a scraper 22 for scraping off the thin sheet-like raw material adhered to the surface of the second pressing roller 212, so as to ensure the discharge rate of the sheeting system, and the scraper 22 is disposed close to the second pressing roller 212, so that the water cooling assembly and the scraper 22 do not affect each other, which is beneficial to ensuring simultaneous performance of sheeting, cooling and scraping.
More specifically, the sheeting apparatus 2 further includes a mounting frame 23, and the first pressing roller 211 and the second pressing roller 212 are movably mounted to the mounting frame 23.
The tablet pressing device 2 in the technical scheme further comprises an installation frame 23, the first pressing roller 211 and the second pressing roller 212 are movably installed on the installation frame 23, and technicians can change the distance between the first pressing roller 211 and the second pressing roller 212 according to different parameters of a grinding disc used in the grinding step of powder coating production, so that the specification of the fragmented raw materials is adjusted, and the adaptability of a tablet pressing system is improved.
More specifically, the discharging end of the conveying component 31 is arranged obliquely upward, the oblique angle of the conveying component 31 is 30-45 °, and the air outlet of the first cooling fan 32 is parallel to the conveying surface of the conveying component 31.
In a preferred embodiment of this technical scheme, the unloading end of conveying subassembly 31 sets up upwards to the slope, and conveying subassembly 31's inclination is 30 ~ 45 (as shown in fig. 1 angle a), be favorable to the steam of lamellar raw materials to flow to conveying subassembly 31's material loading end under the action of gravity, thereby be favorable to the cooling and the drying of lamellar raw materials, and the air outlet of first cooling blower 32 is parallel to each other with conveying subassembly 31's conveying surface, be favorable to the even cooling of lamellar raw materials, can improve the stability and the uniformity of the inside composition performance of material, help promoting powder coating's product quality.
Stated further, the crushing roller assembly 41 includes a first crushing roller 411 and a second crushing roller 412, and the rotating shaft of the first crushing roller 411 and the rotating shaft of the second crushing roller 412 are located in the same vertical plane.
In a preferred embodiment of the present invention, the crushing roller assembly 41 includes a first crushing roller 411 and a second crushing roller 412, and the rotating shaft of the first crushing roller 411 and the rotating shaft of the second crushing roller 412 are located in the same vertical plane, so as to facilitate the mounting engagement of the first crushing roller 411 and the second crushing roller 412.
Stated further, the crushing roller assembly 41 further includes a frame 413, and the first crushing roller 411 and the second crushing roller 412 are detachably mounted to the frame 413.
The crushing roller assembly 41 in the technical scheme further comprises a rack 413, the first crushing roller 411 and the second crushing roller 412 are detachably mounted on the rack 413, and technicians can replace the crushing rollers with crushing teeth of different fragment shapes and fragment specifications on the surfaces according to actual requirements, so that the adaptability of the tabletting system is further improved.
More specifically, the extrusion device 1 comprises a blanking component 11, an extrusion component 12 and a material receiving component 13, wherein the blanking component 11 is used for feeding the powder coating raw material to the extrusion device 1, and the extrusion component 12 is used for melting and extruding the powder coating raw material;
the extrusion assembly 12 comprises an extrusion driver 121, a barrel 122 and an extruder 123 which are arranged in sequence along the discharge direction of the tabletting system, and an output shaft of the extrusion driver 121 passes through the barrel 122 to be connected with an extrusion screw 1231 of the extruder 123; unloading subassembly 11 set up in the top of feed cylinder 122, just the discharge gate of unloading subassembly 11 with the feed inlet of feed cylinder 122 communicates each other, the feed cylinder 122 is followed louvre 1221 has been seted up to the left side wall and/or the right side wall of preforming system's ejection of compact direction, just louvre 1221 with the feed inlet that connects material subassembly 13 communicates each other, connect material subassembly 13 to be used for catching the follow the powder coating raw materials that louvre 1221 dropped.
The internal heat of the existing extrusion device is large, and the heat mainly comes from two aspects, namely the heat generated by the driver of the extrusion device on one hand, and the heat generated by heating the extrusion material to a molten state by using the heating component on the other hand. In order to avoid the accumulation of heat inside the extrusion device, the heat dissipation treatment is needed.
In a preferred embodiment of the present technical solution, the extrusion apparatus 1 includes a blanking assembly 11, an extrusion assembly 12, and a receiving assembly 13, where the blanking assembly 11 is used to feed the powder coating raw material to the extrusion apparatus 1, and the extrusion assembly 12 is used to melt and extrude the powder coating raw material. Specifically, the extrusion assembly 12 comprises an extrusion driver 121, a barrel 122 and an extruder 123 which are arranged in sequence along the discharge direction of the tabletting system, and an output shaft of the extrusion driver 121 passes through the barrel 122 to be connected with an extrusion screw 1231 of the extruder 123; the unloading subassembly 11 sets up in the top of feed cylinder 122, and the discharge gate of unloading subassembly 11 communicates with the feed inlet of feed cylinder 122 each other, make extruder 123 pass through the 11 pan feeding of unloading subassembly, louvre 1221 has been seted up along the left lateral wall and/or the right lateral wall of preforming system's ejection of compact direction to feed cylinder 122, louvre 1221 is provided with and does benefit to the heat that produces simultaneously to the extrusion device driver and dispel the heat that utilizes heating element to heat the extrusion material to the molten condition production, avoid extrusion device 1's inside overheated, effectively prevent that the powder coating raw materials from just taking place the melting at feed cylinder 122, lead to the molten material in feed cylinder 122 to be difficult to carry to the discharge gate of extruder 123, cause extrusion device 1's discharge rate low, extrusion device 1 is difficult for the circumstances of cleanness and maintenance to take place.
Because this technical scheme has seted up louvre 1221 in feed cylinder 122, for effectively avoiding dropping of powder coating raw materials, this technical scheme has still set up the subassembly 13 that connects that is used for catching the powder coating raw materials that drops from louvre 1221, can collect the powder coating raw materials that drop, and the technical staff can be with connecing the powder coating raw materials that material subassembly 13 collected to feed from unloading subassembly 11 again, accomplishes the recycle of powder coating raw materials, avoids the waste of production raw materials.
More specifically, the extrusion assembly 12 further comprises a feeding screw 124, the feeding screw 124 is rotatably mounted inside the barrel 122, one end of the feeding screw 124 is connected to the output shaft of the extrusion driver 121, and the other end of the feeding screw 124 is connected to the extrusion screw 1231;
the feed screw 124 includes a shaft 1241 and feed blades 1242, the feed blades 1242 being disposed around the shaft 1241, the feed blades 1242 being used to feed the powder coating material located in the barrel 122 into the extruder 123.
In a preferred embodiment of the present invention, the extrusion assembly 12 further comprises a feeding screw 124, the feeding screw 124 is rotatably mounted inside the barrel 122, one end of the feeding screw 124 is connected to the output shaft of the extrusion driver 121, the other end of the feeding screw 124 is connected to the extrusion screw 1231, and the extrusion driver 121 is used for driving the feeding screw 124 to rotate.
Specifically, the feeding screw 124 includes a rod shaft 1241 and feeding blades 1242, the feeding blades 1242 are disposed around the rod shaft 1241, and the feeding blades 1242 are used to feed the powder coating raw material located in the barrel 122 into the extruder 123, so as to facilitate preventing the excessive powder coating raw material from falling from the heat dissipation holes 1221, thereby effectively increasing the raw material feeding rate of the extrusion assembly 12.
More specifically, the extruder 123 includes a heating box 1232 and a heating member 1233, and the extrusion screw 1231 is rotatably mounted to the top inside the heating box 1232 by the extrusion driver 121; the inside of heating cabinet 1232 is provided with heating member 1233, heating member 1233 is used for to powder coating raw materials in heating cabinet 1232 heats the melting.
The extruder 123 in the present embodiment includes a heating box 1232 and a heating element 1233, the extrusion screw 1231 is rotatably mounted on the top of the inner side of the heating box 1232 through an extrusion driver 121, and the extrusion driver 121 is used for driving the extrusion screw 1231 to rotate; the inside of heating cabinet 1232 is provided with heating member 1233, and heating member 1233 is used for heating the powder coating raw materials in heating cabinet 1232 and melts, simple structure, dependable performance.
Preferably, the blanking assembly 11 comprises a hopper 111 and a shutter 112 which are communicated with each other, the shutter 112 is arranged near the discharge hole of the hopper 111, and the shutter 112 is used for adjusting the opening degree of the discharge hole of the hopper 111.
In a preferred embodiment of the present disclosure, the blanking assembly 11 includes a hopper 111 and a shutter 112, which are communicated with each other, the shutter 112 is disposed near the discharge port of the hopper 111, and the shutter 112 is used to adjust the opening degree of the discharge port of the hopper 111, so as to facilitate controlling the feeding speed of the blanking assembly 11, thereby ensuring that the extruder 123 can sufficiently melt the powder coating raw material.
Preferably, the shutter 112 is horizontally movably installed on the hopper 111, and the shutter 112 can reciprocate along the discharging direction of the tabletting system; a pull handle 1121 is arranged on the rear side of the gate plate 112 along the discharging direction of the tabletting system, and the pull handle 1121 is used for pulling the gate plate 112.
In a preferred embodiment of the present invention, the shutter 112 is horizontally movably installed on the hopper 111, and the shutter 112 can reciprocate along the discharging direction of the tabletting system; the rear side of the gate plate 112 in the discharge direction of the tabletting system is provided with a handle 1121, and the handle 1121 is used for pulling the gate plate 112. Flashboard 112's setting among this technical scheme is favorable to making the powder coating raw materials from flashboard 112 opening unloading be close to the feed inlet of extruder 123 to can effectively avoid too much powder coating raw materials to drop from louvre 1221, thereby effectively promote the raw materials feed rate of extruding subassembly 12.
Preferably, the material receiving assembly 13 comprises a material receiving rail 131 and a material receiving box 132, the material receiving rail 131 is arranged between the charging barrel 122 and the material receiving box 132, a feeding hole of the material receiving rail 131 is connected with the heat dissipation holes 1221, and a discharging hole of the material receiving rail 131 is connected with the feeding hole of the material receiving box 132.
Connect material subassembly 13 among this technical scheme is including connecing material track 131 and connecing workbin 132, connect material track 131 to set up in feed cylinder 122 and connect between workbin 132, connect the feed inlet and the louvre 1221 of material track 131 to link to each other, connect the discharge gate of material track 131 and connect the feed inlet of workbin 132 to link to each other, connect material track 131 to play the guide effect to the powder coating raw materials that drop, be convenient for connect workbin 132 to collect the powder coating raw materials that drop.
Preferably, the receiving assembly 13 further includes receiving baffles 133, and the receiving baffles 133 are installed on two sides of the receiving rail 131.
In a preferred embodiment of the present technical solution, the material receiving assembly 13 further includes material receiving baffles 133, the material receiving baffles 133 are installed at two sides of the material receiving rail 131, so as to effectively prevent the powder coating material from falling to the ground from the material receiving rail 131 in the collecting process, and improve the recovery rate of the powder coating material.
Preferably, the material receiving assembly 13 further includes a material receiving cover, the material receiving cover is sleeved on the material receiving rail 131, and the length of the material receiving cover is equal to the length of the material receiving rail 131.
In another preferred embodiment of the present technical solution, the material receiving assembly 13 further includes a material receiving cover, the material receiving cover is sleeved on the material receiving rail 131, and the length of the material receiving cover is equal to the length of the material receiving rail 131, so that the powder coating raw material can be effectively prevented from dropping to the ground from the material receiving rail 131 in the collecting process, and the recovery rate of the powder coating raw material can be improved.
The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the utility model and should not be construed in any way as limiting the scope of the utility model. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.
Claims (10)
1. A powder coating tableting system characterized by: the device comprises an extrusion device, a tabletting device, a conveying device and a crushing device, wherein the extrusion device, the tabletting device, the conveying device and the crushing device are sequentially distributed along the discharging direction of a tabletting system;
the tabletting device comprises a compression roller assembly and a water cooling assembly, wherein the compression roller assembly is used for pressing the extruded material extruded by the extruding device into a sheet-shaped raw material, and the water cooling assembly is used for cooling the compression roller assembly;
the conveying device comprises a conveying assembly and a first cooling fan, the conveying assembly is used for conveying the flaky raw materials to the crushing device, the first cooling fan is erected at the top of the conveying assembly and is positioned at the middle section and/or the rear section of the conveying assembly, and the first cooling fan is used for cooling the flaky raw materials;
the crushing device comprises a crushing roller assembly, a second cooling fan and a collecting box, wherein the crushing roller assembly is used for crushing the sheet raw materials into the chip raw materials, an air outlet of the second cooling fan is aligned with a discharge port of the crushing roller assembly, the second cooling fan is used for cooling the chip raw materials, the collecting box is located below the discharge port of the crushing roller assembly, and the collecting box is used for collecting the chip raw materials.
2. A powder coating tableting system as claimed in claim 1 wherein: the compression roller assembly comprises a first compression roller and a second compression roller, the setting height of the rotating shaft of the first compression roller is higher than that of the rotating shaft of the second compression roller, and the water cooling assembly is close to the first compression roller.
3. A powder coating tableting system as claimed in claim 2 wherein: the tabletting device further comprises a scraper, the scraper is close to the second press roller and is used for scraping the flaky raw materials on the surface of the second press roller.
4. A powder coating tableting system as claimed in claim 2 wherein: the sheeting apparatus also includes a mounting bracket to which the first and second rollers are positionally movably mounted.
5. A powder coating tableting system as claimed in claim 1 wherein: the feeding end of the conveying assembly is arranged obliquely upwards, the inclination angle of the conveying assembly is 30-45 degrees, and the air outlet of the first cooling fan is parallel to the conveying surface of the conveying assembly.
6. A powder coating tableting system as claimed in claim 1 wherein: the crushing roller assembly comprises a first crushing roller and a second crushing roller, and the rotating shaft of the first crushing roller and the rotating shaft of the second crushing roller are positioned in the same vertical plane.
7. A powder coating tableting system as claimed in claim 6 wherein: the crushing roller assembly also includes a frame to which the first crushing roller and the second crushing roller are removably mounted.
8. A powder coating tableting system as claimed in claim 1 wherein: the extrusion device comprises a blanking assembly, an extrusion assembly and a material receiving assembly, wherein the blanking assembly is used for feeding the powder coating raw material to the extrusion device, and the extrusion assembly is used for melting and extruding the powder coating raw material;
the extrusion assembly comprises an extrusion driver, a material cylinder and an extruder which are sequentially arranged along the discharge direction of the tabletting system, and an output shaft of the extrusion driver penetrates through the material cylinder to be connected with an extrusion screw of the extruder; the blanking assembly is arranged at the top of the charging barrel, a discharging port of the blanking assembly is communicated with a feeding port of the charging barrel, the charging barrel is provided with heat dissipation holes along the left side wall and/or the right side wall of the discharging direction of the tabletting system, the heat dissipation holes are communicated with the feeding port of the material receiving assembly, and the material receiving assembly is used for receiving powder coating raw materials falling from the heat dissipation holes.
9. A powder coating tableting system as claimed in claim 8 wherein: the extrusion assembly further comprises a feeding screw rod, the feeding screw rod is rotatably arranged inside the charging barrel, one end of the feeding screw rod is connected with an output shaft of the extrusion driver, and the other end of the feeding screw rod is connected with the extrusion screw rod;
the feed screw includes a shaft and feed blades disposed about the shaft for feeding the powder coating material in the barrel into the extruder.
10. A powder coating tableting system as claimed in claim 8 wherein: the extruder comprises a heating box and a heating element, and the extrusion screw is rotatably arranged at the top of the inner side of the heating box through the extrusion driver; the inside of heating cabinet is provided with the heating member, the heating member is used for right powder coating raw materials in the heating cabinet heats the melting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122570961.4U CN215970189U (en) | 2021-10-25 | 2021-10-25 | Powder coating's preforming system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122570961.4U CN215970189U (en) | 2021-10-25 | 2021-10-25 | Powder coating's preforming system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215970189U true CN215970189U (en) | 2022-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122570961.4U Active CN215970189U (en) | 2021-10-25 | 2021-10-25 | Powder coating's preforming system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215970189U (en) |
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2021
- 2021-10-25 CN CN202122570961.4U patent/CN215970189U/en active Active
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