CN114508001A - Paper pulp forming device - Google Patents
Paper pulp forming device Download PDFInfo
- Publication number
- CN114508001A CN114508001A CN202011497876.3A CN202011497876A CN114508001A CN 114508001 A CN114508001 A CN 114508001A CN 202011497876 A CN202011497876 A CN 202011497876A CN 114508001 A CN114508001 A CN 114508001A
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- channel
- saturated steam
- template
- plate
- die
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- 229920001131 Pulp (paper) Polymers 0.000 title description 9
- 229920006395 saturated elastomer Polymers 0.000 claims abstract description 82
- 238000010438 heat treatment Methods 0.000 claims abstract description 61
- 238000009413 insulation Methods 0.000 description 12
- 230000008859 change Effects 0.000 description 4
- 238000007493 shaping process Methods 0.000 description 3
- 239000012774 insulation material Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 210000001161 mammalian embryo Anatomy 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21J—FIBREBOARD; MANUFACTURE OF ARTICLES FROM CELLULOSIC FIBROUS SUSPENSIONS OR FROM PAPIER-MACHE
- D21J3/00—Manufacture of articles by pressing wet fibre pulp, or papier-mâché, between moulds
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H25/00—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
- D21H25/04—Physical treatment, e.g. heating, irradiating
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Paper (AREA)
Abstract
The invention provides a pulp forming apparatus, comprising: the first template is provided with a male die; the second template is arranged on one side of the first template, a female die is arranged on the second template, a male die and the female die are arranged oppositely, and a paper blank is arranged between the male die and the female die; the paper blank heating device comprises a male die, a female die and a first template, wherein a first saturated steam channel and a first gas channel are arranged in the first template, the first saturated steam channel and the first gas channel are arranged at intervals, and the first saturated steam channel is used for heating a paper blank between the male die and the female die. Through the technical scheme provided by the invention, the technical problem of serious heat loss of the pulp forming device in the prior art can be solved.
Description
Technical Field
The invention relates to the technical field of paper pulp molds, in particular to a paper pulp forming device.
Background
At present, traditional paper pulp forming die includes hot plate, first template, second template and lower hot plate, and first template setting has the shaping chamber in the top of second template between first template and the second template, and this shaping chamber is used for making the paper embryo to carry out shaping production. In the heating process, fluid with certain temperature is respectively introduced into the upper heating plate and the lower heating plate, the upper heating plate and the lower heating plate are heated up in a heat transfer mode, a heat convection mode and the like, and finally the heat on the upper heating plate is transferred to the heat on the upper heating plate and the lower heating plate of the first template and is transferred to the second template in a heat transfer mode.
However, since the upper heating plate and the first mold plate have an assembly gap therebetween and the lower heating plate and the second mold plate have an assembly gap therebetween, the assembly gap will reduce heat transfer efficiency, so that heat loss is severe.
Disclosure of Invention
The invention mainly aims to provide a pulp forming device, which aims to solve the technical problem of serious heat loss of the pulp forming device in the prior art.
In order to achieve the above object, the present invention provides a pulp forming apparatus comprising: the first template is provided with a male die; the second template is arranged on one side of the first template, a female die is arranged on the second template, a male die and the female die are arranged oppositely, and a paper blank is arranged between the male die and the female die; the paper blank heating device comprises a male die, a female die and a first template, wherein a first saturated steam channel and a first gas channel are arranged in the first template, the first saturated steam channel and the first gas channel are arranged at intervals, and the first saturated steam channel is used for heating a paper blank between the male die and the female die.
Further, the first saturated steam channel is positioned on one side of the first template, which is close to the second template.
Furthermore, a second saturated steam channel and a second gas channel are arranged in the second template, the second saturated steam channel and the second gas channel are arranged at intervals, and the second saturated steam channel is used for heating the paper blank between the male die and the female die.
Further, a second saturated vapor passage is located on a side of the second die plate adjacent to the first die plate.
Further, the second gas passage extends in a predetermined direction.
Further, the pulp forming apparatus further includes: the first air chamber plate is arranged on one side, far away from the second template, of the first template, and is provided with a third air channel which is communicated with the first air channel; the second air chamber plate is arranged on one side, far away from the first template, of the second template, a fourth air channel is arranged on the second air chamber plate, and the fourth air channel is communicated with the second air channel.
Further, the pulp forming apparatus further includes: and a first heat shield disposed between the first plenum plate and the first mold plate.
Further, the pulp forming apparatus further includes: and the second heat insulation plate is arranged between the second air chamber plate and the second template.
Further, the pulp forming apparatus further includes: and the second heat insulation plate is arranged between the second air chamber plate and the second template, a fifth gas channel is arranged on the second heat insulation plate, one end of the fifth gas channel is communicated with the second gas channel, the other end of the fifth gas channel is communicated with the fourth gas channel, and the second gas channel and the fifth gas channel extend along the preset direction.
Furthermore, a first throttling channel communicated with the first saturated steam channel is further arranged in the first template, and the first throttling channel is positioned at an outlet of the first saturated steam channel; and/or a second throttling passage communicated with the second saturated steam passage is further arranged in the second template, and the second throttling passage is positioned at an outlet of the second saturated steam passage.
By applying the technical scheme of the invention, the first saturated steam channel is embedded in the first template, so that the paper blank can be heated through the first template without arranging an independent heating structure, the heat loss caused by an assembly gap between the independent heating structure and the first template is further reduced, and the heat utilization rate is improved. Therefore, the technical problem of serious heat loss of the pulp forming device in the prior art can be solved through the technical scheme provided by the invention.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 shows a schematic structural diagram of a pulp forming apparatus provided according to an embodiment of the present invention;
FIG. 2 shows an exploded view of a pulp forming apparatus provided in accordance with an embodiment of the present invention;
FIG. 3 shows a cross-sectional view of a pulp forming apparatus provided in accordance with an embodiment of the present invention;
fig. 4 is a schematic structural view illustrating that the second gas passage provided in accordance with the embodiment of the present invention extends in a predetermined direction.
Wherein the figures include the following reference numerals:
10. a first template; 11. a first heating inlet; 12. a first heating outlet; 13. a first saturated steam channel; 14. a first throttle channel; 20. a second template; 21. a second gas passage; 22. a second heating inlet; 23. a second heating outlet; 24. a second saturated steam channel; 25. a second throttling passage; 30. a first plenum plate; 40. a second air chamber plate; 41. a fourth gas channel; 50. a first heat insulation plate; 60. a second heat insulation plate; 61. a fifth gas channel.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
As shown in fig. 1 to 4, the present invention provides a pulp forming apparatus including a first die plate 10 and a second die plate 20, the first die plate 10 being provided with a punch. The second template 20 is arranged on one side of the first template 10, a female die is arranged on the second template 20, a male die and the female die are arranged oppositely, and a paper blank is arranged between the male die and the female die. Specifically, the first template 10 is disposed above the second template 20. The first saturated steam channel and the first gas channel are arranged in the first template 10 at intervals, and the first saturated steam channel is used for heating the paper blank between the male die and the female die. Wherein, the first saturated steam channel 13 is used for introducing high-temperature saturated steam, so that the paper blanks are heated by the heat released by the phase change of the high-temperature saturated steam in the first saturated steam channel 13. The first gas channel is communicated with a gap between the male die and the female die so as to discharge water vapor generated by heating the paper blank through the first gas channel. The pulp forming apparatus in this embodiment is mainly used for manufacturing paper tableware, such as disposable paper bowls or disposable paper plates.
Adopt the paper pulp forming device that this embodiment provided, through establishing first saturated steam passageway inlays in first template 10, just can heat the embryonic paper through first template 10 like this, need not set up solitary heating structure, and then has also reduced the heat loss because of the fit-up gap between solitary heating structure and first template 10 causes, has improved the heat utilization efficiency. Therefore, the technical problem of serious heat loss of the pulp forming device in the prior art can be solved through the technical scheme provided by the embodiment.
Specifically, the first saturated vapor passage in this embodiment is located on a side of the first mold plate 10 adjacent to the second mold plate 20. By adopting the structure, the paper blank can be heated better, the heat utilization rate is improved, and the heat loss of the first template 10 is reduced better.
In this embodiment, a second saturated steam channel and a second gas channel 21 are arranged in the second template 20, the second saturated steam channel and the second gas channel 21 are arranged at intervals, and the second saturated steam channel is used for heating the paper blank between the male die and the female die. With such a structure, the heat utilization rate can be further improved and the heat loss can be better reduced by the integrated design of the second template 20 and the heating structure. Wherein, the second saturated steam channel 24 is used for introducing high-temperature saturated steam, so that the paper blanks are heated by the heat released by the phase change of the high-temperature saturated steam in the second saturated steam channel 24. The second gas channel is communicated with a gap between the male die and the female die so as to discharge water vapor generated by heating the paper blank through the second gas channel.
Specifically, the second saturated vapor passage in this embodiment is located on the side of the second mold plate 20 adjacent to the first mold plate 10. By adopting the structure, the paper blank can be heated better, the heat utilization rate is further improved, and the heat loss of the second template 20 is better reduced.
Specifically, the second gas passage 21 may have a bent segment structure, and the negative pressure operation may be facilitated through the second gas passage 21.
Preferably, in the present embodiment, the second gas channel 21 extends in a predetermined direction. Specifically, the second gas channel 21 is a straight line channel, and the second gas channel 21 may extend in the vertical direction, or the extending direction of the second gas channel 21 and the vertical direction are arranged at a small angle. Adopt the structure of such straight line passageway, the section condition of bending appears in can avoiding second gas passage 21, like this, paper pulp can take place to remove in horizontal segment or nearly horizontal segment and just can fall after second gas passage 21 falls, and paper pulp can only rely on the suction size in horizontal segment or nearly horizontal segment's removal, like this, very easily cause the waste material to accumulate in second gas passage 21, can cause the condition that whole second gas passage 21 was blockked up in the paper pulp carbonization even at last. In the embodiment, the second gas channel 21 extends along the preset direction, so that the pulp can directly fall after the second gas channel 21 falls down, and then the pulp is directly sucked out of the mold, and therefore the pulp cannot be deposited in the mold, and the air channel cannot be blocked.
In this embodiment, the pulp forming apparatus further includes a first air chamber plate 30 and a second air chamber plate 40, the first air chamber plate 30 is disposed on a side of the first mold plate 10 away from the second mold plate 20, a third air passage is disposed on the first air chamber plate 30, the third air passage is communicated with the first air passage, and the third air passage of the first air chamber plate 30 can facilitate pressurization treatment of the first air passage. The second air chamber plate 40 is arranged on one side of the second template 20 far away from the first template 10, a fourth air channel 41 is arranged on the second air chamber plate 40, the fourth air channel 41 is communicated with the second air channel 21, negative pressure treatment can be conveniently carried out on the second air channel 21 through the fourth air channel 41 of the second air chamber plate 40, and meanwhile, the pulp in the second air channel 21 can conveniently fall out through the fourth air channel 41.
Specifically, the pulp forming apparatus in the present embodiment further includes a first heat insulating plate 50, and the first heat insulating plate 50 is disposed between the first plenum plate 30 and the first mold plate 10. With such a heat insulating treatment, it is possible to reduce the loss of heat from the first pattern plate 10 to the outside, and to better concentrate the heat of the first pattern plate 10 on the heating treatment of the embryonic web. Preferably, the first heat insulation board 50 in this embodiment is made of a heat insulation material, and particularly, the first heat insulation board 50 is made of a plastic material.
In this embodiment, the pulp forming apparatus further includes a second heat insulating plate 60, and the second heat insulating plate 60 is disposed between the second air chamber plate 40 and the second pattern plate 20. With such a heat insulating treatment, the loss of heat from the first pattern plate 10 to the outside can be further reduced, and the heat of the second pattern plate 20 can be more effectively concentrated for the heating treatment of the embryonic web. Preferably, the second heat insulation board 60 in this embodiment is made of a heat insulation material, and particularly, the second heat insulation board 60 is made of a plastic material.
Specifically, the pulp forming apparatus in this embodiment further includes a second heat insulation plate 60, the second heat insulation plate 60 is disposed between the second air chamber plate 40 and the second mold plate 20, a fifth air channel 61 is disposed on the second heat insulation plate 60, one end of the fifth air channel 61 is communicated with the second air channel 21, the other end of the fifth air channel 61 is communicated with the fourth air channel 41, and the second air channel 21 and the fifth air channel 61 both extend along the preset direction. With such a configuration, the pulp in the second gas passage 21 can smoothly enter the fifth gas passage 61, flow into the fourth gas passage 41 through the fifth gas passage 61, and finally fall out through the fourth gas passage 41.
Specifically, a first throttling channel 14 communicated with the first saturated steam channel 13 is further arranged in the first template 10, and the first throttling channel 14 is located at the first heating outlet 12 of the first saturated steam channel 13. Or, a second throttling channel 25 communicated with the second saturated steam channel 24 is further arranged in the second template 20, and the second throttling channel 25 is positioned at the second heating outlet 23 of the second saturated steam channel 24. Or, a first throttling channel 14 communicated with the first saturated steam channel 13 is further arranged in the first template 10, and the first throttling channel 14 is positioned at the first heating outlet 12 of the first saturated steam channel 13; the second die plate 20 is further provided therein with a second throttling passage 25 communicated with the second saturated steam passage 24, and the second throttling passage 25 is located at the second heating outlet 23 of the second saturated steam passage 24.
Preferably, a first throttling channel 14 communicated with the first saturated steam channel 13 is further arranged in the first template 10 in the embodiment, and the first throttling channel 14 is positioned at the first heating outlet 12 of the first saturated steam channel 13; the second die plate 20 is further provided therein with a second throttling passage 25 communicated with the second saturated steam passage 24, and the second throttling passage 25 is located at the second heating outlet 23 of the second saturated steam passage 24. By providing the first throttling passage 14 at the first heating outlet 12 of the first saturated steam passage 13 and the second throttling passage 25 at the second heating outlet 23 of the second saturated steam passage 24, it is possible to easily control the flow rate at the first heating outlet 12 of the first saturated steam passage 13 through the first throttling passage 14, the flow rate at the second heating outlet 23 of the second saturated steam passage 24 through the second throttling passage 25, and to perform the phase change of the high-temperature saturated steam in the first saturated steam passage 13 by controlling the flow rate at the first heating outlet 12 of the first saturated steam passage 13 and the phase change of the high-temperature saturated steam in the second saturated steam passage 24 by controlling the flow rate at the second heating outlet 23 of the second saturated steam passage 24.
It should be noted that, as shown in fig. 3, "the first throttling passage 14 is located at the first heating outlet 12 of the first saturated steam passage 13" in the present embodiment may mean "the first throttling passage 14 is embedded in the first saturated steam passage 13, and the first throttling passage 14 is located near one end of the first heating outlet 12". As shown in fig. 3, "the second throttling passage 25 is located at the second heating outlet 23 of the second saturated steam passage 24" in the present embodiment may mean "the second throttling passage 25 is embedded in the second saturated steam passage 24, and the second throttling passage 25 is provided near one end of the second heating outlet 23".
The first throttle passage 14 and the second throttle passage 25 in the present embodiment function as capillary tubes, and it can be understood that the throttling function of the first throttle passage 14 and the throttling function of the second throttle passage 25 are similar to the control function of the control valve on the flow rate. Specifically, adopt above-mentioned structure to set up, can be convenient for rationally control the outflow of the high temperature saturated steam in the first saturated steam passageway and the outflow of the high temperature saturated steam in the second saturated steam passageway 24 according to the in-service use demand, so that control makes high temperature saturated steam take place a large amount of heats of phase transition release department under the circumstances of guaranteeing continuous production, and utilize high temperature saturated steam to take place the heat that the phase transition produced and heat the embryonic paper, thereby be convenient for improve the heat utilization efficiency, carry out heat treatment to the embryonic paper better. Specifically, the first saturated steam channel 13 in this embodiment has a first heating inlet 11 and a first heating outlet 12, and the high-temperature saturated steam enters through the first heating inlet 11 and then flows out through the first heating outlet 12. The second saturated steam channel 24 in this embodiment has a second heating inlet 22 and a second heating outlet 23, and the high-temperature saturated steam enters through the second heating inlet 22 and then flows out through the second heating outlet 23.
From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects: the heat loss is reduced, and the heating efficiency of the template is improved.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "above … … surface," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A pulp forming apparatus, comprising:
the die comprises a first die plate (10), wherein a male die is arranged on the first die plate (10);
the second template (20) is arranged on one side of the first template (10), a female die is arranged on the second template (20), the male die and the female die are arranged oppositely, and a paper blank is arranged between the male die and the female die;
the paper blank heating die is characterized in that a first saturated steam channel (13) and a first gas channel are arranged in the first die plate (10), the first saturated steam channel (13) and the first gas channel are arranged at intervals, and the first saturated steam channel (13) is used for heating a paper blank between the male die and the female die.
2. Pulp forming apparatus according to claim 1, characterized in that the first saturated steam channel (13) is located on the side of the first pattern plate (10) adjacent to the second pattern plate (20).
3. The pulp forming apparatus according to claim 1, wherein a second saturated steam passage (24) and a second gas passage (21) are provided in the second die plate (20), the second saturated steam passage (24) is spaced from the second gas passage (21), and the second saturated steam passage (24) is used for heating the paper blank between the male die and the female die.
4. A pulp forming apparatus according to claim 3, characterized in that the second saturated steam channel (24) is located on the side of the second pattern plate (20) close to the first pattern plate (10).
5. A pulp forming apparatus according to claim 3, characterized in that the second gas channel (21) extends in a predetermined direction.
6. The pulp forming apparatus of claim 3, further comprising:
the first air chamber plate (30), the first air chamber plate (30) is arranged on one side, away from the second template (20), of the first template (10), a third air channel is arranged on the first air chamber plate (30), and the third air channel is communicated with the first air channel;
the second air chamber plate (40), the second air chamber plate (40) is arranged on one side, far away from the first template (10), of the second template (20), a fourth air channel (41) is arranged on the second air chamber plate (40), and the fourth air channel (41) is communicated with the second air channel (21).
7. The pulp forming apparatus of claim 6, further comprising:
a first heat shield (50) disposed between the first plenum plate (30) and the first platen (10).
8. The pulp forming apparatus of claim 7, further comprising:
a second heat shield (60) disposed between the second plenum plate (40) and the second platen (20).
9. The pulp forming apparatus of claim 8, further comprising:
the second heat insulating plate (60) is arranged between the second air chamber plate (40) and the second template (20), a fifth gas channel (61) is arranged on the second heat insulating plate (60), one end of the fifth gas channel (61) is communicated with the second gas channel (21), the other end of the fifth gas channel (61) is communicated with the fourth gas channel (41), and the second gas channel (21) and the fifth gas channel (61) extend along the preset direction.
10. The pulp forming apparatus according to claim 3,
a first throttling channel (14) communicated with the first saturated steam channel (13) is further arranged in the first template (10), and the first throttling channel (14) is positioned at a first heating outlet (12) of the first saturated steam channel (13); and/or the presence of a gas in the gas,
and a second throttling channel (25) communicated with the second saturated steam channel (24) is further arranged in the second template (20), and the second throttling channel (25) is positioned at a second heating outlet (23) of the second saturated steam channel (24).
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2020112824949 | 2020-11-16 | ||
| CN202022654483 | 2020-11-16 | ||
| CN202011282494 | 2020-11-16 | ||
| CN2020226544830 | 2020-11-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114508001A true CN114508001A (en) | 2022-05-17 |
Family
ID=81546746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011497876.3A Pending CN114508001A (en) | 2020-11-16 | 2020-12-17 | Paper pulp forming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114508001A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116289340A (en) * | 2023-02-23 | 2023-06-23 | 雄县飞洋环保包装科技有限公司 | Disposable paper tableware forming equipment |
| CN117468275A (en) * | 2023-12-26 | 2024-01-30 | 珠海格力智能装备有限公司 | Air chamber plate structure, molding equipment of molded product and method for cleaning carbonized impurities |
-
2020
- 2020-12-17 CN CN202011497876.3A patent/CN114508001A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116289340A (en) * | 2023-02-23 | 2023-06-23 | 雄县飞洋环保包装科技有限公司 | Disposable paper tableware forming equipment |
| CN117468275A (en) * | 2023-12-26 | 2024-01-30 | 珠海格力智能装备有限公司 | Air chamber plate structure, molding equipment of molded product and method for cleaning carbonized impurities |
| CN117468275B (en) * | 2023-12-26 | 2024-04-26 | 珠海格力智能装备有限公司 | Air chamber plate structure, molding equipment of molded product and method for cleaning carbonized impurities |
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