CN108824094B

CN108824094B - Disposable fiber tableware forming equipment

Info

Publication number: CN108824094B
Application number: CN201810790540.2A
Authority: CN
Inventors: 阮金刚; 阮晨琪
Original assignee: Zhejiang Jiadebao Technology Co ltd
Current assignee: Zhejiang Jiadebao Technology Co ltd
Priority date: 2018-07-18
Filing date: 2018-07-18
Publication date: 2020-07-07
Anticipated expiration: 2038-07-18
Also published as: CN108824094A

Abstract

The invention relates to a disposable fiber tableware forming device, which belongs to the technical field of fiber tableware production and manufacture and comprises a drying upper die, a drying lower die and a driving device II, wherein a plurality of concave cavities II are formed in the drying lower die, convex cavities II which correspond to and are matched with the concave cavities II are formed in the drying upper die, a semi-finished product is transferred into the concave cavities II, the drying lower die is moved upwards and matched with the drying upper die, the semi-finished product in the concave cavities II is heated and dried to form a finished product, the drying time is 20-30 s, and the drying temperature is 200-280 ℃. In whole production process, drag for thick liquid shaping and drying forming and go on in step, drag for the semi-manufactured goods behind the thick liquid shaping and shift to the stoving lower mould, shift to the stripper with the finished product after the drying forming and go on in step, the reciprocating cycle, seamless butt joint has improved production efficiency greatly, and drying time and temperature are adjusted along with the thick liquid concentration change in addition, can ensure that semi-manufactured stoving can not be excessive, have improved the fashioned quality of product.

Description

Disposable fiber tableware forming equipment

Technical Field

The invention belongs to the technical field of fiber tableware production and manufacture, and relates to integrated forming equipment, in particular to disposable fiber tableware forming equipment.

Background

Nowadays, the awareness of environmental protection is getting stronger, the production and use of disposable tableware must meet the requirement of environmental protection, firstly, the disposable tableware can be degraded without polluting the environment, and secondly, the disposable tableware is nontoxic and harmless to human bodies. Therefore, in recent years, development and innovation of disposable tableware are increasing, and particularly, the disposable tableware has achieved good performance on manufacturing tableware by using crops with high fiber content such as straws and bagasse.

Regarding the equipment for producing disposable tableware, patent document with publication number CN107815930A discloses a pulp tableware forming machine and a processing method thereof, the scheme includes a layered frame body, a layered frame body translation mechanism, a mechanical arm 7 above the layered frame body 6, a mechanical arm translation mechanism, a plurality of sucker mechanisms and a layered frame body lifting mechanism arranged on the mechanical arm 7, the layered frame body includes an upper frame body 60, a lower frame body 61 and a frame body translation mechanism, the above mechanisms are arranged, the upper frame body and the lower frame body are both provided with a placing platform composed of a plurality of hook bodies 62, the placing platform is used for supporting a pulp fishing net 20, and the upper frame body and the lower frame body which horizontally translate are combined by the layered frame body 10 which horizontally translates are more convenient for loading and unloading. Because the thick liquid net of dragging for among this scheme is the separation state with the moulded die, the half-finished product of preliminary shaping, and the shaping quality is not high, and the later stage still need cut edge to the finished product, and the transfer of half-finished product between the process is too loaded down with trivial details moreover, influences production efficiency.

Disclosure of Invention

The invention aims to provide disposable fiber tableware forming equipment with simple working procedures and high production efficiency.

The purpose of the invention is realized as follows: disposable fibre tableware former, stoving forming device are including stoving mould, stoving lower mould and drive arrangement II, mould lateral shifting is gone up in the drive arrangement II drive stoving, shifts the finished product, be provided with a plurality of cavities II on the stoving lower mould, be provided with on the stoving mould with the protruding chamber II of II corresponding and adaptations of cavity, semi-manufactured goods shift to in the cavity II, the mould compound die is gone up with the stoving to the stoving lower mould, heats the semi-manufactured goods in the cavity II and dries and forms the finished product, and the stoving time is 20s-30s, and the stoving temperature is 200 ℃ -280 ℃.

Further optimization: the mould is provided with vacuum adsorption device on drying, and inside all is provided with the vacuum pipe, the vacuum pipe with vacuum adsorption device connects, the absorption mouth of vacuum pipe extends to the terminal surface of protruding chamber I and protruding chamber II.

Further optimization: and heating rods are arranged in the drying upper die.

Further optimization: the bottom of the lower drying die is provided with a lifting rod which drives the lower drying die to dry

The mold moves up and down.

Further optimization: be provided with vacuum adsorption device I on the stoving lower mould, and inside is provided with vacuum pipeline I, vacuum pipeline I with vacuum adsorption device I is connected, the absorption mouth of vacuum pipeline I extends to the terminal surface of cavity II.

Further optimization: and a heating rod I is also arranged in the drying lower die.

Compared with the prior art, the invention has the outstanding and beneficial technical effects that: in whole production process, drag for thick liquid shaping and drying forming and go on in step, drag for the semi-manufactured goods behind the thick liquid shaping and shift to the stoving lower mould, shift to the stripper with the finished product after the drying forming and go on in step, the reciprocating cycle, seamless butt joint has improved production efficiency greatly, and drying time and temperature are adjusted along with the thick liquid concentration change in addition, can ensure that semi-manufactured stoving can not be excessive, have improved the fashioned quality of product.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of an upper slurry fishing die in the invention;

FIG. 3 is an enlarged partial schematic view at A in FIG. 2;

FIG. 4 is a schematic structural view of a lower drag-for-slurry die of the present invention;

FIG. 5 is an enlarged partial schematic view at B in FIG. 4;

FIG. 6 is a schematic diagram of the structure of the product transfer between processes in the present invention;

FIG. 7 is a schematic diagram of the product reset after the product transfer is completed in the present invention;

in the figure: 10-machine body, 11-slurry tank, 1101-feeding pipe, 1102-discharging pipe, 1103-feeding tank, 12-slurry fishing upper die, 1201-convex cavity I, 1202-shearing protrusion, 13-slurry fishing lower die, 1301-concave cavity I, 1302-filter screen, 1303-filtering hole, 1304-shearing step, 14-drying upper die, 1401-convex cavity II, 15-drying lower die, 1501-concave cavity II, 1502-vacuum pipeline I, 1503-vacuum adsorption device I, 1504-heating rod I, 16-lifting bracket, 17-discharging plate, 1701-driving rotating shaft, 1702-suction cup, 1703-suction pipe, 18-conveying roller, 19-guide rail, 20-driving device I, 21-driving device II, 22-vacuum pipeline and 23-vacuum adsorption device, 24-heating rod, 25-lifting rod.

Detailed Description

The invention will be further described in the following with reference to specific embodiments thereof, with reference to the accompanying drawings, in which figures 1 to 7: the disposable fiber tableware forming equipment comprises a pulp fishing device, a drying forming device and a discharging device, the pulp fishing device, the drying forming device and the discharging device are integrated in the same machine body 10, a pulp groove 11 is arranged in the machine body 10 and is positioned below the pulp fishing device, the whole structure of the equipment is simple, wherein the pulp fishing device comprises an upper pulp fishing die 12, a lower pulp fishing die 13 and a driving device I20, the driving device I20 drives the upper pulp fishing die 12 to transversely move and transfer a semi-finished product, a plurality of concave cavities I1301 are arranged on the lower pulp fishing die 13, a layer of filter screen 1302 with the same shape as the concave cavities I1301 is arranged on the inner wall of the concave cavities I1301, the concave cavities I1301 and the filter screen 1302 are integrated, the filter screen 1302 is thin, is easy to deform or damage when being used independently, is not beneficial to pulp fishing and forming, and has a stable structure, the forming quality is high, a plurality of filtering holes 1303 are formed in the bottom of the cavity I1301, moisture of slurry in the cavity I1301 is discharged along the filtering holes 1303, fiber components in the slurry naturally settle and are uniformly attached to the filter screen 1302, the forming quality is further improved, a convex cavity I1201 corresponding to and matched with the cavity I1301 is formed in the slurry fishing upper die 12, when the slurry fishing upper die 12 and the slurry fishing lower die 13 are combined, a semi-finished product is formed in the cavity I1301 and the convex cavity I1201, a heating rod 24 is arranged in the slurry fishing upper die 12, the semi-finished product can be preheated, moisture in the semi-finished product is rapidly reduced, and the semi-finished product is formed;

as shown in fig. 3 and 5, a shearing protrusion 1202 is arranged at the root of the convex cavity i 1201, a shearing step 1304 is arranged at the port of the concave cavity i 1301, the shearing protrusion 1202 is matched with the shearing step 1304, the shape of the filter screen 1302 is the same as that of the concave cavity i 1301, the port is in a shearing step shape, and a small gap is formed between the filter screen 1302 and the concave cavity i 1301; because the fiber components are attached to the filter screen 1302 after the pulp is filtered to form a prototype, the state at the moment is wet and soft, when the concave cavity I1301 and the convex cavity I1201 are combined, the filter screen 1302 starts to sink by utilizing a gap between the filter screen 1302, the finished prototype does small-distance displacement downwards along with the filter screen 1302, at the moment, the shearing protrusion 1202 and the shearing step 1304 shear the redundant fiber components attached to the edge of the port of the concave cavity I1301, the trimming processing is completed in the pulp fishing and forming stage, the follow-up trimming processing of the finished product is avoided, and the process steps are simplified.

The drying device comprises an upper drying die 14, a lower drying die 15 and a driving device II 21, a heating rod 24 is arranged in the upper drying die 14, the driving device II 21 drives the upper drying die 14 to move transversely and transfer finished products, a plurality of concave cavities II 1501 are arranged on the lower drying die 15, convex cavities II 1401 which correspond to and are matched with the concave cavities II 1501 are arranged on the upper drying die 14, the semi-finished products are transferred into the concave cavities II 1501, and the upper drying die 14 and the lower drying die 15 are matched to form finished products after the semi-finished products are dried;

the convex cavity I1201 in the slurry fishing device is the same as the convex cavity II 1401 in the drying device in structure, and the concave cavity

I1301 has the same structure as cavity II 1501.

The discharging device comprises a lifting support 16 and a discharging plate 17, a driving rotating shaft 1701 is arranged at the middle position of the side wall of the discharging plate 17, the discharging plate 17 is fixed on the lifting support 16 through the driving rotating shaft 1701 and can complete 180-degree overturning, a plurality of suckers 1702 corresponding to the convex cavities II 1401 are arranged on the end face of the discharging plate 17, in order to avoid the discharging plate 17 and the drying upper die 14 from being too close to each other when a finished product is handed over, a suction pipe 1703 is arranged on the discharging plate 17, the suckers 1702 are specifically arranged at the end parts of the suction pipes 1703, a vacuum adsorption device is externally connected with the suction pipes 1703, the additionally arranged suction pipes 1703 can prevent the discharging plate 17 from colliding with the drying upper die 14 when the finished product is handed over, and the stroke of the. Below the stripper plate 17, conveyor rollers 18 are provided, on which the finished product is stacked, the conveyor rollers 18 conveying the finished product to the packaging area when a certain thickness is reached.

As shown in fig. 1, 6 and 7, when three processes of slurry fishing and forming, drying and forming and discharging are connected, the concrete structure of each device is as follows, the bottoms of the slurry fishing lower die 13 and the drying lower die 15 are both provided with a lifting rod 25, the lifting rod 25 drives the slurry fishing lower die 13 and the drying lower die 15 to move up and down, the slurry fishing upper die 12 and the drying upper die 14 are both provided with a vacuum adsorption device 23, the vacuum adsorption devices 23 of the two work independently, the insides of the two vacuum adsorption devices are both provided with a vacuum pipeline 22, the vacuum pipeline 22 is connected with the vacuum adsorption device 23, and the adsorption ports of the vacuum pipeline 22 extend to the end faces of the convex cavity i 1201 and the convex cavity ii 1401. As shown in fig. 2 and 4, the vacuum pipeline 22 includes a main pipe and a plurality of branch pipes, the main pipe is communicated with the branch pipes, the main pipe is connected with the vacuum adsorption device 23, the branch pipes extend to the end surfaces of the convex cavity i 1201 and the convex cavity ii 1401, and after being formed, a semi-finished product can be directly adsorbed on the convex cavity i 1201 of the slurry fishing upper die 12 and transferred into the drying lower die 15; after being formed, the finished product can be directly adsorbed on the convex cavity II 1401 of the drying upper die 14 and transferred to the discharging plate 17.

The drying lower die 15 is provided with a vacuum adsorption device I1503, a vacuum pipeline I1502 is arranged in the drying lower die, the vacuum pipeline I1502 is connected with the vacuum adsorption device I1503, and an adsorption port of the vacuum pipeline I1502 extends to the end face of the cavity II 1501. Mould 12 shifts stoving lower mould 15 department with semi-manufactured goods on dragging for thick liquid, during handing-over semi-manufactured goods, vacuum adsorption device I1503 starts, drag for vacuum adsorption device 23 on the thick liquid mould 12 and close, semi-manufactured goods are adsorbed in cavity II 1501, prevent to drag for thick liquid on the one hand and go up the mould 12 when leaving, semi-manufactured goods can hang on protruding chamber I1201, do not break away from completely, cause handing-over incomplete or failure, on the other hand semi-manufactured goods can be by accurate fixing in cavity II 1501, when mould 14 compound dies on the stoving, semi-manufactured goods can not take place the displacement, the fashioned precision of stoving has been improved, the formation of substandard product has been avoided.

And still be provided with heating rod I1504 in the stoving lower mould 15, when stoving lower mould 15 and stoving upper die 14 compound die, the semi-manufactured goods is heated simultaneously from top to bottom, can make the semi-manufactured goods by quick stoving shaping, forms the finished product, can also ensure that the semi-manufactured goods is heated evenly from top to bottom, improves the shaping quality.

Whole former is when producing the tableware, and efficiency improvement is great, and the concentration of thick liquid becomes the speed ratio that reduces fast, in order to avoid influencing the shaping quality of tableware, the bottom of dressing trough 11 is provided with inlet pipe 1101 and discharging pipe 1102, inlet pipe 1101 and discharging pipe 1102 are external to have feed tank 1103, be provided with the pump body (for marking in the figure) on inlet pipe 1101 and the discharging pipe 1102, make the thick liquid circulation flow in dressing trough 11 and the feed tank 1103. In the production process, new slurry is supplemented in the feeding tank 1103 at regular time, and the slurry circularly flows through the feeding pipe 1101 and the discharging pipe 1102, so that on one hand, the concentration of the slurry in the slurry tank 11 is ensured to be unchanged, on the other hand, the components in the slurry can be uniformly mixed together due to the circular flow of the slurry, and the fiber components are prevented from precipitating to influence the tableware forming quality.

The specific process flow for producing the tableware by using the forming equipment is as follows: s1, pulping, namely preparing slurry, adding the prepared slurry into a feeding tank 1103, feeding the prepared slurry into a slurry tank 11 through a pump body, keeping the slurry in the slurry tank 11 and the feeding tank 1103 in a circulating flow state, supplementing the prepared slurry into the feeding tank at regular time, and keeping the concentration of the slurry unchanged;

s2, slurry fishing and forming, wherein the lower slurry fishing die 13 enters the slurry tank 11 for slurry fishing, after the liquid in the cavity I1301 is filtered along the filtering hole 1303, a tableware prototype is formed on the filter screen 1302, the lifting rod 25 pushes the lower slurry fishing die 13 to be lifted, and the lower slurry fishing die 13 is matched with the upper slurry fishing die 12 and preheated to form a semi-finished product;

s3, transferring, wherein a guide rail 19 is arranged at the top of the machine body 10, the guide rail 19 can be a slide rail or a screw rod, a driving device I20 and a driving device II 21 are arranged on the guide rail 19, the driving device I20 and the driving device II 21 are devices for providing power for a motor, the slurry fishing upper die 12 adsorbs a semi-finished product on a convex cavity I1201 through a vacuum adsorption device 23, at the moment, the driving device II 21 drives the drying upper die 14 to move to the position above the discharging plate 17, the driving device I20 drives the slurry fishing upper die 12 to move to the position above the drying lower die 15, a lifting rod 25 pushes the drying lower die 15 to ascend to be matched with the slurry fishing upper die 12, the vacuum adsorption device 23 on the slurry fishing upper die 12 is closed, and the semi-finished product falls into;

s4, drying and forming, moving the lower drying die 15 upwards to be matched with the upper drying die 14, heating and drying the semi-finished product in the cavity II 1501 to form a finished product, wherein the drying time is 20-30S, the drying temperature is 200-280 ℃, the slurry concentration is higher in the initial stage of slurry supplement each time, the thickness of the semi-finished product formed by slurry fishing and forming is thicker, the drying time is 30S, and the drying temperature is 280 ℃; in the middle stage after the slurry is supplemented, the concentration of the slurry is leveled, the thickness of a semi-finished product formed by slurry fishing and forming is leveled, the drying time is 25s, and the drying temperature is 240 ℃; in the later stage after the slurry is supplemented, the concentration of the slurry is reduced, the thickness of a semi-finished product formed by slurry fishing and forming is thinner, the drying time is 20s, and the drying temperature is 200 ℃; through the fluctuation type adjustment, the semi-finished products can be ensured not to be excessively dried;

s5, unloading, wherein in the transferring process of the step S3, the slurry fishing upper die 12 and the drying upper die 14 simultaneously move along the guide rail 19, the slurry fishing upper die 12 transfers the semi-finished product into the drying lower die 15, the drying upper die 14 transfers the finished product to the upper part of the unloading plate 17 through the vacuum adsorption device 23, the lifting support 16 drives the unloading plate 17 to move upwards, the suction cup 1702 is in butt joint with the convex cavity II 1401, the finished product is transferred onto the suction cup 1702, the drying upper die 14 is reset, the rotating shaft 1701 is driven to drive the unloading plate to turn 180 degrees, the finished product faces downwards, the lifting support 16 drives the unloading plate 17 to move downwards, and the finished product is stacked on the conveying roller 18;

s6, packaging, after the finished product is stacked to the specified thickness, the conveying roller 18 is started to send the finished product into a packaging area,

and packaging and boxing, and finally warehousing.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. Disposable fibre tableware former, including dragging for thick liquid device, stoving forming device and discharge apparatus, the three is integrated in same organism (10), its characterized in that: the slurry fishing machine is characterized in that a slurry groove (11) is arranged in the machine body (10) and located below the slurry fishing device, the slurry fishing device comprises an upper slurry fishing die (12), a lower slurry fishing die (13) and a driving device I (20), the driving device I (20) drives the upper slurry fishing die (12) to move transversely and transfer semi-finished products, a plurality of concave cavities I (1301) are formed in the lower slurry fishing die (13), a layer of filter screen (1302) with the same shape as the concave cavities I (1301) is arranged on the inner wall of the concave cavities I (1301), a plurality of filter holes (1303) are formed in the bottom of the concave cavities I (1301), convex cavities I (1201) corresponding to and matched with the concave cavities I (1301) are formed in the upper slurry fishing die (12) and the lower slurry fishing die (13), and the semi-finished products are formed in the concave cavities I (1301) and the convex cavities I (1201),

the drying and forming device comprises an upper drying die (14), a lower drying die (15) and a driving device II (21), wherein the driving device II (21) drives the upper drying die (14) to transversely move and transfer finished products, a plurality of concave cavities II (1501) are formed in the lower drying die (15), a convex cavity II (1401) corresponding to and matched with the concave cavities II (1501) is formed in the upper drying die (14), semi-finished products are transferred into the concave cavities II (1501), the lower drying die (15) moves upwards and is matched with the upper drying die (14), the semi-finished products in the concave cavities II (1501) are heated and dried to form finished products, the drying time is 20-30 s, the drying temperature is 200-280 ℃, the upper slurry fishing die (12) and the upper drying die (14) are both provided with vacuum adsorption devices (23), the insides of the upper drying die are both provided with vacuum pipelines (22), and the vacuum pipelines (22) are connected with the vacuum adsorption devices (23, the adsorption port of the vacuum pipeline (22) extends to the end faces of the convex cavity I (1201) and the convex cavity II (1401), a vacuum adsorption device I (1503) is arranged on the drying lower die (15), the vacuum pipeline I (1502) is arranged inside the drying lower die, the vacuum pipeline I (1502) is connected with the vacuum adsorption device I (1503), the adsorption port of the vacuum pipeline I (1502) extends to the end face of the concave cavity II (1501), the root of the convex cavity I (1201) is provided with a shearing protrusion (1202), the port of the concave cavity I (1301) is provided with a shearing step (1304), the shearing protrusion (1202) is matched with the shearing step (1304), the shape of the filter screen (1302) is the same as that of the concave cavity I (1301), the port is also in a shearing step shape, and a smaller gap is formed between the filter screen (1302) and the concave cavity I (1301).

2. The disposable tableware molding apparatus according to claim 1 wherein: and a heating rod (24) is arranged in the drying upper die (14).

3. The disposable tableware molding apparatus according to claim 1 wherein: the bottom of the drying lower die (15) is provided with a lifting rod (25), and the lifting rod (25) drives the drying lower die (15) to move up and down.

4. The disposable tableware molding apparatus according to claim 1 wherein: and a heating rod I (1504) is also arranged in the drying lower die (15).