Thick plate extrusion equipment production line
阅读说明:本技术 一种厚板板材挤出设备生产线 (Thick plate extrusion equipment production line ) 是由 何越赋 于 2019-10-07 设计创作,主要内容包括:本发明公开了一种厚板板材挤出设备生产线,包括真空上料机,所述真空上料机进料口连接真空管,下端出料口连通干燥机的料斗,所述真空管连通塑胶原料处,所述干燥机出料口通过单螺杆喂料机连通<Image he="47" wi="107" file="DDA0002224439260000011.GIF" imgContent="drawing" imgFormat="GIF" orientation="portrait" inline="no"></Image>挤出机入料口处,所述<Image he="45" wi="106" file="DDA0002224439260000012.GIF" imgContent="drawing" imgFormat="GIF" orientation="portrait" inline="no"></Image>挤出机出料口挤出的厚板产品依次通过冷却定型模具、回火定型装置、十辊牵引装置、切断机和堆放平台。与现有技术相比的优点在于:本发明采用双螺纹,单螺杆喂料器机构,使螺杆喂料,吃料更加顺畅,挤出量更加精准,稳定,采用V形直推式,使模具流道推力更大,更易推出,采用模温机油加热的形式,油加热减小了发热棒电加热方式波动对模具出料不稳定的影响,使模具出料更均匀,更稳定,提高生产效率。(The invention discloses a thick plate extrusion equipment production line which comprises a vacuum feeding machine, wherein a feeding hole of the vacuum feeding machine is connected with a vacuum tube, a discharging hole at the lower end of the vacuum feeding machine is communicated with a hopper of a dryer, the vacuum tube is communicated with a plastic raw material, and the discharging hole of the dryer is communicated with a single-screw feeding machine At the feed inlet of the extruder, the The thick plate product extruded from the discharge port of the extruder sequentially passes through a cooling shaping die, a tempering shaping device, a ten-roller traction device, a cutting machine and a stacking platform. Compared with the prior art, the method has the advantages that: the invention adopts a double-thread single-screw feeder mechanism, so that screw feeding is more smooth, the extrusion amount is more accurate and stable, the V-shaped direct pushing type is adopted, the thrust of a mold runner is larger, the pushing is easier, and the oil heating mode is adopted, so that the influence of the electric heating mode fluctuation of the heating rod on the unstable discharging of the mold is reduced, the discharging of the mold is more uniform and more stable, and the production efficiency is improved.)
1. The utility model provides a thick plate board extrusion equipment production line which characterized in that: the automatic feeding device comprises a vacuum feeding machine (1), wherein a discharge port at the lower end of the vacuum feeding machine (1) is communicated with a feed hopper of a drying machine (3), the discharge port of the drying machine (3) is connected with a feed port of an extruding machine (5) through a single-screw feeding machine (4), plastic raw materials extruded from the discharge port of the extruding machine (5) sequentially pass through a cooling shaping mold (6), a tempering shaping device (7), a ten-roller traction device (8), a cutting machine (9) and a stacking platform (10), the vacuum feeding machine (1), the drying machine (3), the single-screw feeding machine (4), the extruding machine (5), the cooling shaping mold (6), the tempering shaping device (7), the ten-roller traction device (8), the cutting machine (9) and the stacking platform (10) are electrically connected with an electric control cabinet (11), and the electric control cabinet (11) is electrically connected with a.
2. The plank extrusion apparatus production line of claim 1, wherein: the vacuum feeding machine (1) is characterized in that a feeding hole is connected with a vacuum tube (2), and the vacuum tube (2) sucks the plastic raw material into the dryer (3) in a vacuum sucking mode.
3. The plank extrusion apparatus production line of claim 1, wherein: the dryer (3) comprises a hot air circulating system arranged inside.
4. The plank extrusion apparatus production line of claim 1, wherein: and the single-screw feeder (4) feeds the dried raw materials to a feed port of the extruder (5).
5. The plank extrusion apparatus production line of claim 1, wherein: the diameter of a discharge hole of the extruder (5) is 65mm, and the extruder (5) comprises a barrel screw arranged inside and heats, compresses, melts and plastifies the dried raw materials through the barrel screw.
6. The plank extrusion apparatus production line of claim 1, wherein: the cooling and shaping mold (6) comprises a mold cavity arranged inside.
Technical Field
The invention relates to the technical field of thick plate production equipment, in particular to a production line of thick plate extrusion equipment.
Background
At present, the data of market share in China show that the imported thick plate material occupies most of the proportion of the market, while the market proportion of the PPS/PEEK thick plate material produced by assembling the production equipment of the PPS/PEEK thick plate material by the cold top method in China is few and few, and several companies in China produce the PPS/PEEK thick plate material, but the equipment is bought abroad; the main reason is that the PPS/PEEK has special characteristics of raw materials, and the technical level of producing the PPS/PEEK thick plate in China lags behind that which is determined abroad. PPS/PEEK belongs to a high polymer material, and the shrinkage rate of the high polymer material after forming is only three thousandth, so that great problems are encountered in product cooling, forming and extrusion, and the production capacity is low, the qualification rate is low, and the market share ratio is low. However, with the economic development of China, the market demand for the high polymer thick plate is increasing (the demand is mainly used in high-tech fields such as aviation, medical treatment, engineering and the like), and the domestic capacity can not meet the market demand far away, so that the domestic demand can be met only by import at present.
Disclosure of Invention
The invention aims to solve the technical problems, and provides a production line of thick plate extrusion equipment, which is used for feeding by a screw, has the advantages of smoother feeding, more accurate and stable extrusion amount, higher thrust of a mould runner, easier push-out, more uniform and more stable mould discharging and can improve the production efficiency.
In order to solve the technical problems, the technical scheme provided by the invention is as follows: the utility model provides a thick plate material extrusion equipment production line, includes the vacuum material loading machine, the hopper of vacuum material loading machine lower extreme discharge gate intercommunication desiccator, the desiccator discharge gate passes through single screw rod feeding machine and connects extruder pan feeding mouth department, the thick plate product that the extruder discharge gate was extruded loops through cooling design mould, tempering setting device, ten roller draw gear, cutter and stacks the platform, vacuum material loading machine, desiccator, single screw rod feeding machine, extruder, cooling design mould, tempering setting device, ten roller draw gear, cutter and the equal electric connection electric control cabinet of stacking the platform, electric control cabinet electric connection power.
As an improvement, a feed inlet of the vacuum feeding machine is connected with a vacuum tube, and the vacuum tube sucks the raw materials into the drying machine in a vacuum sucking mode.
As an improvement, the drying machine comprises a hot air circulating system arranged inside the drying machine to heat and dry the plastic raw material, because the raw material must be dried and dehumidified before being used for producing the product, if the raw material is not dried and is used for producing the product, the phenomenon that air bubbles exist inside the produced product can be avoided.
As an improvement, the single-screw feeder feeds dried raw materials to a feed port of the extruder, so that quantitative conveying can be realized.
As an improvement, the diameter of a feeding port of the extruder is 65mm, the extruder comprises a barrel screw rod arranged inside the extruder, and the dried raw material is heated, compressed, melted and plasticized through the barrel screw rod, so that the plasticized raw material is stably extruded into a forming die.
As an improvement, the cooling and shaping mold comprises a mold cavity arranged inside, and the molten raw material is cooled and shaped into a required shape and size.
Compared with the prior art, the invention has the advantages that: the invention adopts double threads and a single-screw feeder mechanism, and the electric control is provided with a variable-frequency speed-regulating controller for control, so that screw feeding is more smooth, and the extrusion amount is more accurate and stable; the problem of traditional direct unloading of hopper "the bridge" easily, unstable phenomenon, in the aspect of mould runner structural design, adopt the straight pushing-type of V-arrangement, make mould runner thrust bigger, change the release, in the aspect of mould heating mode, adopt the form of mould temperature machine oil heating, oil heating has reduced the undulant unstable influence to the mould ejection of compact of the stick electrical heating mode that generates heat, makes the mould ejection of compact more even, and is more stable, improves production efficiency.
Drawings
FIG. 1 is a schematic view showing the structure of a thick plate extrusion apparatus line according to the present invention.
As shown in the figure: 1. the device comprises a vacuum feeding machine, 2, a vacuum tube, 3, a dryer, 4, a single-screw feeding machine, 5, an extruder, 6, a cooling and shaping mold, 7, a tempering and shaping device, 8, a ten-roller traction device, 9, a cutting machine, 10, a stacking platform, 11 and an electrical control cabinet.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.
The present invention will be described in further detail with reference to the accompanying drawings.
A thick plate material extrusion equipment production line comprises a vacuum feeding machine 1, wherein a feeding hole of the vacuum feeding machine 1 is connected with a
When the vacuum drying device is implemented specifically, a power supply is started, the whole operation of the device is controlled through the electric control cabinet 11, and the raw materials are sucked into the drying machine 3 through the vacuum feeding machine 1 and the
The difference of the invention structure innovation technology of the equipment is that the new technology process fully analyzes the characteristics of PPS (polyphenylene sulfide)/PEEK (polyether ether ketone) raw materials: high temperature, the unloading is easy to be bridged, and the screw rod pay-off plastify process is easy to be returned, and the production process is unstable, and the connectivity is poor. Aiming at the characteristics of the raw materials, the feeding mode design at the feeding port of the machine barrel screw adopts a mode of feeding by additionally arranging a feeder, and the feeding screw adopts a double-thread single-screw feeder structure; the electric control system is provided with a variable-frequency speed-regulating controller for control, so that the screw feeding is more smooth, the raw material plasticizing process is more stable and accurate in extrusion amount; the problems of easy bridging and instability of the traditional hopper in direct blanking are solved. In the aspect of mold runner structure design, the traditional cold-top mold runner structure is a clothes hanger direct-pushing type mold runner structure, and the traditional clothes hanger direct-pushing type mold runner structure is used on PPS (polyphenylene sulfide)/PEEK (polyether ether ketone), and after raw materials are melted and cooled and shaped in an inner cavity of a mold runner, the mold runner structure is pushed still at all, so that demolding connection production cannot be carried out. The optimized mold runner structure is V-shaped direct pushing type, the mold runner designed after optimization has larger thrust, and the mold runner is easy to demould and push out after shaping. In the aspect of the mould heating, the mould temperature machine oil heating has also been changed into by traditional excellent electric heating mode that generates heat, and the unstable influence of the stick electric heating mode that generates heat to the mould ejection of compact has been reduced in the heating of mould temperature machine oil heating mode, and it is more accurate to control the temperature, makes the mould ejection of compact more even, and is more stable, improves the qualification rate and the production efficiency of production product.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.
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