CN113005821B - Hot press, electromagnetic heating module and assembling method thereof - Google Patents
Hot press, electromagnetic heating module and assembling method thereof Download PDFInfo
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- CN113005821B CN113005821B CN202110247787.1A CN202110247787A CN113005821B CN 113005821 B CN113005821 B CN 113005821B CN 202110247787 A CN202110247787 A CN 202110247787A CN 113005821 B CN113005821 B CN 113005821B
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- plate
- electromagnetic heating
- heating
- hot press
- heat insulation
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- 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
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/36—Coil arrangements
Abstract
The invention belongs to the technical field of paper pulp molding hot presses, and particularly relates to a hot press, an electromagnetic heating module and an assembling method of the electromagnetic heating module. It has solved current hot pressing mould heating efficiency low grade defect. The electromagnetic heating module of the hot press comprises heating plates which are horizontally distributed; the heat insulation plates are parallel to the heating plates and are distributed at intervals; the heating plate is provided with a plurality of heating plates, and the heating plates are arranged in parallel; the epoxy plates are arranged in the flat channels one by one and fixed on one surface of the heating plate close to the heat insulation plate; and the electromagnetic heating coil panel is fixed on one surface of the epoxy plate, which is far away from the heating plate, and a space is reserved between the electromagnetic heating coil panel and the heat insulation plate. The application has the advantages that: the heating efficiency is improved and the production capacity is improved.
Description
Technical Field
The invention belongs to the technical field of paper pulp molding hot presses, and particularly relates to a hot press, an electromagnetic heating module and an assembling method of the electromagnetic heating module.
Background
In the field of pulp molded product manufacture, product pressing is performed by using a hot press.
The existing hot press adopts an oil heating mode or an electric rod heating mode to heat the die, and although the heating can meet the production requirements to a certain extent, the heating is slow and cannot meet the production requirements of large batches, namely, the production capacity is weak.
Disclosure of Invention
The present invention is directed to the above-mentioned problems, and provides a hot press, an electromagnetic heating module and an assembling method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
this hot press electromagnetic heating module includes:
the heating plates are horizontally distributed;
the heat insulation plates are parallel to the heating plate and are distributed at intervals;
the heating plate is provided with a plurality of heating plates, and the heating plates are arranged in parallel;
the epoxy plates are arranged in the flat channels one by one and fixed on one surface of the heating plate close to the heat insulation plate;
and the electromagnetic heating coil panel is fixed on one surface of the epoxy plate, which is far away from the heating plate, and a space is reserved between the electromagnetic heating coil panel and the heat insulation plate.
In the electromagnetic heating module of the hot press, two ends of the flat channel are communicated with the outside.
In the electromagnetic heating module of the hot press, the cushion blocks comprise two cushion blocks at the outermost side and at least one middle cushion block positioned between the two cushion blocks at the outermost side, and the cushion blocks are parallel to each other.
In the electromagnetic heating module of the hot press, the cushion block positioned in the middle is provided with a communicating hole for communicating two adjacent flat channels.
In the electromagnetic heating module of the hot press, the electromagnetic heating coil discs are distributed in parallel or in series.
In the electromagnetic heating module of the hot press, a backing plate is arranged on one surface, close to the cushion block, of the heat insulation plate, and the cushion block is in contact with the backing plate.
In foretell hot press electromagnetic heating module, the one side that the hot plate was kept away from to the heat insulating board is equipped with first air supply board, is equipped with first air chamber between first air supply board and heat insulating board, and the one side that the heat insulating board was kept away from to the hot plate is equipped with second air supply board, is equipped with the second air chamber between hot plate and second air supply board, first air chamber and second air chamber pass through the breather pipe intercommunication.
The assembling method of the electromagnetic heating module of the hot press comprises the following steps:
s1, fixing one surface of a plurality of cushion blocks on one surface of a heating plate in the thickness direction, wherein the cushion blocks are parallel to each other;
s2, installing an epoxy plate on one surface of the heating plate provided with the cushion blocks and between the two cushion blocks;
s3, installing an electromagnetic heating coil panel on one surface of each epoxy plate, which is far away from the heating plate;
s4, mounting a base plate on one surface in the thickness direction of the heat insulation plate;
and S5, contacting and fixing one surface of the cushion block, which is far away from the heating plate, with one surface of the cushion block, which is far away from the heat insulation plate, and the cushion block, the heat insulation plate and the heating plate, wherein two adjacent cushion blocks, the heat insulation plate and the heating plate form a flat channel, and the assembly is completed.
The hot press with the electromagnetic heating function comprises a press body and a lifting driving mechanism arranged at the top of the press body, wherein a workbench of the press body is provided with a hot press electromagnetic heating module, the lifting driving mechanism is provided with the hot press electromagnetic heating module, the hot press electromagnetic heating module arranged on the workbench is positioned under the hot press electromagnetic heating module connected to the lifting driving mechanism, and the hot press electromagnetic heating module is distributed up and down and is symmetrically distributed.
In the hot press with the electromagnetic heating function, four guide stand columns are arranged in the press body, the four guide stand columns are in a group of two, and are distributed on the inner sides of the opposite vertical surfaces in the press body, the hot press electromagnetic heating module on the workbench is fixed on the two groups of guide stand columns, and the hot press electromagnetic heating module on the lifting driving mechanism is vertically and movably connected with the two groups of guide stand columns respectively.
Compared with the prior art, the application has the advantages that:
according to the electromagnetic heating characteristics, an empty space needs to be kept away below an electromagnetic heating coil to prevent magnetic permeation induction, an epoxy plate is loaded on the coil to fix the coil, and a heating plate is arranged below the coil. Because the iron container generates heat, the heat conversion rate is particularly high, and the highest heat conversion rate can reach 95 percent, so that the production and processing efficiency is improved.
Drawings
Fig. 1 is a schematic view of a heating module according to the present invention.
Fig. 2 is a schematic diagram of the cushion block structure provided by the present invention.
Fig. 3 is a schematic structural diagram of the present invention with the addition of an air plate.
Fig. 4 is a schematic view of the structure of the hot press provided by the present invention.
In the figure, a press body 1, a lifting driving mechanism 2, a guide upright post 3, a hot press electromagnetic heating module a, a heating plate 10, a heat insulation plate 20, a flat channel 30, a cushion block 31, a communication hole 32, an epoxy plate 40, an electromagnetic heating coil panel 50, a backing plate 60, a first air source plate 70, a second air source plate 80 and a vent pipe 90.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1-2, the electromagnetic heating module of the hot press comprises heating plates 10 which are horizontally distributed; the heating plate 10 is an aluminum plate, but may be a plate made of other materials.
The heating plate comprises a flat channel 30, wherein a plurality of cushion blocks 31 are arranged between a heating plate 10 and a heat insulation plate 20, and the flat channel 30 is formed between two adjacent cushion blocks 31, the heating plate 10 and the heat insulation plate 20; the pads 31 are equal height pads and the flat channels 30 are rectangular channels.
The epoxy plate 40 is provided with a plurality of blocks and is positioned in the flat channel 30 one by one, and the epoxy plate 40 is fixed on one surface of the heating plate 10 close to the heat insulation plate 20; epoxy plate 40 is secured to a surface of heating plate 10 adjacent to insulating plate 20 using fasteners or other means.
And an electromagnetic heating coil panel 50 fixed to a surface of the epoxy plate 40 away from the heating plate 10 with a space between the electromagnetic heating coil panel 50 and the heat insulating plate 20. The flat channel 30 can facilitate the installation and the disassembly of the electromagnetic heating coil panel 50, facilitate the heat dissipation of the electromagnetic heating coil panel 50, and prolong the service life of the electromagnetic heating coil panel 50.
A coil panel positioning groove matched with the electromagnetic heating coil panel 50 is formed in a surface of the epoxy plate 40 away from the heating plate 10, the electromagnetic heating coil panel 50 is fixed in the coil panel positioning groove, and the thickness of the electromagnetic heating coil panel 50 is larger than the groove depth of the coil panel positioning groove.
According to the electromagnetic heating characteristics, a clearance is required below an electromagnetic heating coil, for example, the distance of more than 60mm, magnetic permeation induction is prevented, an epoxy plate is loaded on the coil for fixing, and a heating plate 10 (aluminum plate) is arranged below the coil. Since the iron vessel itself generates heat, the heat conversion is particularly high, and up to 95% is a direct heating method.
Secondly, the interval distribution of heating plate 10 and heat insulating board 20 and the utilization of cushion block 31 can ensure structural strength and simultaneously can make overall structure simpler, and in addition can make overall structure be convenient for dismouting more.
The thickness of the epoxy plate 40 is smaller than that of the heating plate 10, and the epoxy plate 40 and the heating plate 10 are fixed by screws, pins, etc.
In addition, the flat passage 30 compresses the space in the thickness direction to make the entire structure more compact. Further, both ends of each flat passage 30 are communicated with the outside, so that the assembly and disassembly and the heat dissipation are facilitated. In order to further protect the electromagnetic heating coil panel 50, the two ends of the flat channel 30 are respectively provided with a detachable cover, and the detachable cover can be opened to facilitate the disassembly and assembly of the electromagnetic heating coil panel 50, and meanwhile, the electromagnetic heating coil panel 50 can be protected.
Specifically, the spacers 31 described in this embodiment include two outermost spacers 31 and at least one middle spacer 31 located between the two outermost spacers 31, where the spacers 31 are parallel to each other, and the spacers 31 are longitudinally distributed, so as to facilitate assembling and disassembling the electromagnetic heating coil panel 50.
Next, the spacer 31 located in the middle is provided with a communication hole 32 for communicating the adjacent two flat channels 30. The communication hole 32 may be used for heat dissipation and also for passage of wiring. The distance from the surface of the electromagnetic heating coil disk 50 far away from the epoxy plate 40 to the axis of the communication hole 32 is smaller than the radius of the communication hole 32, so that the electromagnetic heating coil disk 50 can be conveniently assembled and disassembled.
Preferably, the electromagnetic heating coil panels 50 are distributed in parallel, and three electromagnetic heating coil panels 50 are distributed on the same horizontal plane to ensure uniform heating. Furthermore, two side edges of the middle epoxy plate 40 are respectively matched with the opposite inner surfaces of the two adjacent cushion blocks 31, a first gap is reserved between the outer side surfaces of the epoxy plates 40 on the two sides and the inner surfaces of the cushion blocks 31 on the outer sides, a second gap is reserved between the inner side surfaces of the epoxy plates 40 and the corresponding outer surfaces of the two cushion blocks 31 in the middle, and the first gap and the second gap separate the two outer epoxy plates 40 in the three epoxy plates 40 in a spacing mode to avoid heat loss caused by contact, and meanwhile, the two side edges of the middle epoxy plate 40 are in contact to ensure the structural strength of the epoxy plate in the middle heating area of the middle epoxy plate and prolong the service life of the epoxy plate.
The insulation board 20 is provided with a backing plate 60 on a surface adjacent to the spacer 31, the backing plate 60 can form a reinforcement for the structure, and the spacer 31 is in contact with the backing plate 60. The heat insulation plate 20, the backing plate 60 and the cushion block 31 are fixed together through a plurality of connecting bolts, and the heating plate 10 and the cushion block 31 are also fixed together through a plurality of connecting bolts, that is, nail holes are arranged on the heat insulation plate 20 and the backing plate 60, threaded holes are arranged on the cushion block 31, and the connecting bolts penetrate through the nail holes and enter the threaded holes to be in threaded connection with the threaded holes.
As shown in fig. 3, a first air source plate 70 is provided on one side of the heat insulation plate 20 away from the heating plate 10, first air chambers are provided between the first air source plate 70 and the heat insulation plate 20, the number of the first air chambers are three and are communicated with each other, a second air source plate 80 is provided on one side of the heating plate 10 away from the heat insulation plate 20, second air chambers are provided between the heating plate 10 and the second air source plate 80, the number of the second air chambers is three and are communicated with each other, and the first air chambers and the second air chambers are communicated with each other through a vent pipe 90. Six air ducts 90 are provided, and a first air chamber is communicated with a second air chamber through one air duct 90 to ensure air supply and circulation order.
The first air chamber or the second air chamber is connected with the air supply pipe, and the heating module can be cooled and radiated by utilizing the structure, and the temperature can be adjusted in the working process so as to meet the service performance of the heating module.
The assembling method of the electromagnetic heating module of the hot press comprises the following steps:
s1, fixing one surface of a plurality of cushion blocks 31 on one surface of a heating plate 10 in the thickness direction, wherein the cushion blocks 31 are parallel to each other;
s2, installing an epoxy plate 40 on one surface of the heating plate 10, which is provided with the cushion blocks 31, and between the two cushion blocks 31;
s3, installing an electromagnetic heating coil disc 50 on one surface of each epoxy plate 40, which is far away from the heating plate 10;
s4, mounting a backing plate 60 on one surface of the heat insulation plate 20 in the thickness direction;
and S5, contacting and fixing one surface of the cushion block 31 away from the heating plate 10 with one surface of the cushion plate 60 away from the heat insulation plate 20, and forming a flat channel 30 by two adjacent cushion blocks 31, the heat insulation plate 20 and the heating plate 10, namely finishing assembly.
Example two
The working principle and structure of the embodiment are basically the same as those of the first embodiment, and the different structures are as follows: the electromagnetic heating coil disks 50 are distributed in series.
EXAMPLE III
The working principle and structure of the embodiment are basically the same as those of the first embodiment, and the different structures are as follows: as shown in fig. 1-4, the hot press with electromagnetic heating function includes a press body 1 and a lifting driving mechanism 2 disposed on the top of the press body 1, the lifting driving mechanism 2 is an oil pressure lifting driving mechanism, and belongs to the prior art, a hot press electromagnetic heating module a according to the first embodiment is disposed on a workbench of the press body 1, a hot press electromagnetic heating module a according to the first embodiment is disposed on the lifting driving mechanism 2, the hot press electromagnetic heating module a disposed on the workbench is located right below the hot press electromagnetic heating module a connected to the lifting driving mechanism 2, and the hot press electromagnetic heating modules a distributed vertically are symmetrically distributed, that is, the heating plates 10 are distributed vertically in opposite directions.
Preferably, four guide columns 3 are arranged in the press body 1, the four guide columns 3 are in a group of two by two and are distributed on the inner side of the opposite vertical surface in the press body 1, the hot press electromagnetic heating modules a on the workbench are fixed on the two groups of guide columns 3, and the hot press electromagnetic heating modules a on the lifting driving mechanism 2 are respectively vertically and movably connected with the two groups of guide columns 3. It installs on the direction sliding seat that the hot press electromagnetic heating module a on lifting drive mechanism 2, and the both ends of direction sliding seat are equipped with the guiding hole that supplies two sets of direction stands 3 to run through one by one, realize vertical swing joint.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (8)
1. Hot press electromagnetic heating module, its characterized in that, this module includes:
a heating plate (10) which is horizontally distributed;
the heat insulation plates (20) are parallel to the heating plate (10) and are distributed at intervals;
the heating plate comprises a flat channel (30), wherein a plurality of cushion blocks (31) are arranged between the heating plate (10) and the heat insulation plate (20), and the flat channel (30) is formed between two adjacent cushion blocks (31), the heating plate (10) and the heat insulation plate (20); two ends of the flat channel (30) are communicated with the outside;
the epoxy plates (40) are arranged in the flat channels (30) one by one, and the epoxy plates (40) are fixed on one surface, close to the heat insulation plate (20), of the heating plate (10);
the electromagnetic heating coil panel (50) is fixed on one surface of the epoxy plate (40) far away from the heating plate (10), and a space is reserved between the electromagnetic heating coil panel (50) and the heat insulation plate (20); the electromagnetic heating coil discs (50) are distributed in parallel or in series.
2. The thermocompressor electromagnetic heating module of claim 1, wherein the spacers (31) comprise two outermost spacers (31) and at least one middle spacer (31) located between the two outermost spacers (31), the spacers (31) being parallel to each other.
3. A heating module of a hot press according to claim 2, characterized in that the middle pad (31) is provided with a communication hole (32) for communicating two adjacent flat channels (30).
4. The electromagnetic heating module of the hot press according to claim 1, characterized in that a backing plate (60) is arranged on one surface of the heat insulation plate (20) close to the cushion block (31), and the cushion block (31) is in contact with the backing plate (60).
5. The electromagnetic heating module of a hot press according to claim 1, characterized in that a first air source plate (70) is arranged on the side of the heat insulation plate (20) away from the heating plate (10), a first air chamber is arranged between the first air source plate (70) and the heat insulation plate (20), a second air source plate (80) is arranged on the side of the heating plate (10) away from the heat insulation plate (20), a second air chamber is arranged between the heating plate (10) and the second air source plate (80), and the first air chamber and the second air chamber are communicated through a vent pipe (90).
6. A method for assembling an electromagnetic heating module of a hot press, which is used for assembling the electromagnetic heating module of the hot press according to any one of claims 1 to 5, and is characterized by comprising the following steps:
s1, fixing one surface of a plurality of cushion blocks (31) on one surface of a heating plate (10) in the thickness direction, wherein the cushion blocks (31) are parallel to each other;
s2, installing an epoxy plate (40) on one surface of the heating plate (10) provided with the cushion blocks (31) and positioned between the two cushion blocks (31);
s3, installing an electromagnetic heating coil panel (50) on one surface of each epoxy plate (40) far away from the heating plate (10);
s4, mounting a backing plate (60) on one surface of the heat insulation plate (20) in the thickness direction;
and S5, contacting and fixing one surface of the cushion block (31) far away from the heating plate (10) with one surface of the cushion block (60) far away from the heat insulation plate (20), and forming a flat channel (30) by two adjacent cushion blocks (31), the heat insulation plate (20) and the heating plate (10), namely finishing assembly.
7. The hot press with the electromagnetic heating function comprises a press body (1) and a lifting driving mechanism (2) arranged at the top of the press body (1), and is characterized in that a workbench of the press body (1) is provided with the hot press electromagnetic heating module (a) according to any one of claims 1 to 5, the lifting driving mechanism (2) is provided with the hot press electromagnetic heating module (a) according to any one of claims 1 to 5, the hot press electromagnetic heating module (a) arranged on the workbench is positioned under the hot press electromagnetic heating module (a) connected to the lifting driving mechanism (2), and the hot press electromagnetic heating modules (a) distributed up and down are symmetrically distributed.
8. The hot press with the electromagnetic heating function according to claim 7, wherein four guide columns (3) are arranged in the press body (1), the four guide columns (3) are grouped in pairs and distributed on the inner sides of the vertical faces in the press body (1) in the opposite direction, the hot press electromagnetic heating modules (a) on the workbench are fixed on the two groups of guide columns (3), and the hot press electromagnetic heating modules (a) on the lifting driving mechanism (2) are respectively and vertically movably connected with the two groups of guide columns (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110247787.1A CN113005821B (en) | 2021-03-06 | 2021-03-06 | Hot press, electromagnetic heating module and assembling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110247787.1A CN113005821B (en) | 2021-03-06 | 2021-03-06 | Hot press, electromagnetic heating module and assembling method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN113005821A CN113005821A (en) | 2021-06-22 |
| CN113005821B true CN113005821B (en) | 2023-01-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110247787.1A Active CN113005821B (en) | 2021-03-06 | 2021-03-06 | Hot press, electromagnetic heating module and assembling method thereof |
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Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60127135A (en) * | 1983-12-14 | 1985-07-06 | Hitachi Ltd | Hot press |
| JP2742212B2 (en) * | 1994-05-06 | 1998-04-22 | 光洋産業株式会社 | Heating press equipment |
| CN2798486Y (en) * | 2005-06-07 | 2006-07-19 | 金书明 | Electromagnetic heating apparatus for vulcanizer and vessel former |
| CN204733403U (en) * | 2015-05-19 | 2015-10-28 | 青岛永发模塑有限公司 | A kind of paper mould trimmer mold electromagnetic heater |
| CN205622908U (en) * | 2016-05-06 | 2016-10-05 | 杭州信多达电器有限公司 | Electromagnetism stove drum structure |
| CN206527941U (en) * | 2017-01-13 | 2017-09-29 | 广东龙昕科技有限公司 | A kind of heating arrangement of mould |
| CN206551469U (en) * | 2017-03-21 | 2017-10-13 | 厦门安东电子有限公司 | Mould heating electric magnetic induction heating plate in thermo-pressing moulder |
| CN211848637U (en) * | 2019-12-30 | 2020-11-03 | 永发（河南）模塑科技发展有限公司 | Paper-plastic product forming and heating equipment |
| CN214613334U (en) * | 2021-03-06 | 2021-11-05 | 浙江舒康科技有限公司 | Hot press and electromagnetic heating module |
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2021
- 2021-03-06 CN CN202110247787.1A patent/CN113005821B/en active Active
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