CN111136735A - Wood-based plate hot pressing system - Google Patents
Wood-based plate hot pressing system Download PDFInfo
- Publication number
- CN111136735A CN111136735A CN202010086616.0A CN202010086616A CN111136735A CN 111136735 A CN111136735 A CN 111136735A CN 202010086616 A CN202010086616 A CN 202010086616A CN 111136735 A CN111136735 A CN 111136735A
- Authority
- CN
- China
- Prior art keywords
- hot pressing
- assembly
- feeding
- hot
- discharging
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D3/00—Veneer presses; Press plates; Plywood presses
- B27D3/02—Veneer presses; Press plates; Plywood presses with a plurality of press plates, i.e. multi- platen hot presses
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Veneer Processing And Manufacture Of Plywood (AREA)
- Dry Formation Of Fiberboard And The Like (AREA)
- Press Drives And Press Lines (AREA)
Abstract
The invention discloses an artificial board hot-pressing system, which comprises a hot-pressing mechanism, a board feeding mechanism and a board discharging mechanism; the hot pressing mechanism comprises a shell and a hot press, the plate feeding mechanism comprises a feeding transmission assembly and a material poking assembly, and the plate discharging mechanism comprises a discharging transmission assembly. The system solves the problems of high difficulty and serious pollution of unorganized VOCs waste gas collection in the hot pressing process of the current artificial board industry. Through adopting the totally enclosed structure of hot press and the gaseous water conservancy diversion mode of subregion, combine full-automatic plate mechanism of advancing, realize automatic board, hot pressing and play board function, show improvement hot pressing workshop unorganized VOCs waste gas collection efficiency, reduce the discharge of hot pressing process unorganized VOCs, obviously improve workshop air circumstance quality. Meanwhile, the production efficiency of the hot pressing process can be improved, and the labor cost is saved.
Description
Technical Field
The invention relates to the technical field of artificial board industry, in particular to a novel green and environment-friendly artificial board hot-pressing system.
Background
The production process of the artificial board mostly relates to a hot pressing process, and the process can release a large amount of waste gas containing VOCs (volatile organic compounds) containing formaldehyde, thereby being one of the links with the largest pollution in the artificial board industry. The process comprises the following three processes: 1) feeding the artificial board coated with the adhesive onto each layer of hot pressing board in the hot pressing machine; 2) hot-pressing and shaping, namely after the artificial boards on each layer of hot-pressing board are laid, maintaining the surface temperature of each layer of hot-pressing board at 100-140 ℃, and extruding and shaping the artificial boards under certain pressure to form artificial board products; 3) and (4) taking out the artificial boards, separating the hot pressing boards of each layer after the artificial boards are subjected to hot pressing, and manually lifting out the finished artificial boards to be placed in a finished product warehouse.
The adhesives used for the artificial wood board mainly comprise urea-formaldehyde resin adhesive, phenolic resin adhesive and melamine adhesive. In the hot pressing process, the adhesive is subjected to decomposition reaction under a high-temperature condition, part of organic components are heated and volatilized, Volatile Organic Compounds (VOCs) generated in the process account for more than 70-90% of the generation amount of VOCs generated in the artificial board processing technology, and the main component of the VOCs is formaldehyde. The formaldehyde has strong irritation, strongly irritates eyes, nose, throat and other organs of workers in a workshop, and directly harms the health of the body. Therefore, the efficient collection and control of VOCs generated in the artificial board hot pressing process are of great importance to the effective control of VOCs in the artificial board industry.
At present, hot presses in the artificial board industry are mostly operated in an open mode, only a gas collecting hood is additionally arranged at the top of the hot presses, the sealing degree of a main body of the hot press mechanism is very low, a large amount of unorganized VOCs waste gas generated in the hot pressing process is not collected and is dissipated to a workshop, the health of operators in the workshop is seriously affected, and the environmental pollution to the surrounding air is serious. Usually, medium and small enterprises mostly adopt a gas collection mode of additionally arranging a gas collection hood at the top of a hot press and combine workshop ventilation, but the collection efficiency of source waste gas is low, so that the environment is seriously polluted; the large enterprises adopt a closed factory building design mode, but the waste gas production amount is large, so that the treatment load of a subsequent waste gas purification system is large, and the effect is not ideal. In addition, the feeding and discharging mode of the hot press in the artificial board industry is low in automation degree on the whole, manual operation is mostly achieved, and the difficulty in collecting the unorganized VOCs waste gas generated in the hot pressing process is increased.
Disclosure of Invention
The invention provides an artificial board hot-pressing system. The system improves the sealing degree of the hot press and the automation degree of a feeding and discharging mode, can reduce the discharge of non-organized VOCs in the hot pressing process, has great significance in improving the air environment quality, and simultaneously improves the automation degree, so that the layer number of hot pressing plates of the hot press can be increased, the production efficiency of the hot pressing process of the artificial board is improved, and the win-win environment protection and economic benefit are realized.
The invention provides the following scheme:
an artificial board hot pressing system comprising:
the hot pressing mechanism comprises a shell and a hot press, and the hot press is positioned in the shell; a first heating pipe chamber and a second heating pipe chamber are formed at two ends of the shell, and gas collection and exhaust components are formed at the tops of the first heating pipe chamber and the second heating pipe chamber; a feed inlet and a discharge outlet are formed on two sides of the shell, and a first movable door assembly and a second movable door assembly are respectively arranged on the feed inlet and the discharge outlet;
the plate feeding mechanism comprises a feeding transmission assembly and a material poking assembly, and the feeding transmission assembly is opposite to the feeding hole;
the plate discharging mechanism comprises a discharging transmission assembly, and the discharging transmission assembly is opposite to the discharging port;
the feeding transmission assembly is used for conveying plates to be hot-pressed to a hot pressing plate of the hot press through the feeding hole, and the material poking assembly is used for poking the plates to be hot-pressed on the hot pressing plate to a fixed position on the hot pressing plate and poking the plates subjected to hot pressing to the discharging transmission assembly through the discharging hole on the hot pressing plate.
Preferably: and gas guide plates are respectively arranged in the first heating pipe chamber and the second heating pipe chamber, and are used for respectively collecting dissipated waste gas generated at the front, the rear, the left side and the right side of the hot press during working into the gas collecting and exhausting assembly in a partition mode.
Preferably: the hot pressing plate comprises a plurality of layers arranged along the height direction, and the feeding transmission assembly and the discharging transmission assembly respectively comprise a plurality of layers of feeding belt type transmission assemblies and a plurality of layers of discharging belt type transmission assemblies, wherein the number of the layers of the hot pressing plate and the distance between the layers of the hot pressing plate are the same; the first movable door assembly and the second movable door assembly are both provided with shutter type structures; the number of the openings of the louver type structures is the same as the number of the layers of the plurality of layers of the hot pressing plates, and the opening of the louver type structures is the same as the distance between the layers of the hot pressing plates after the hot pressing machine stops working and the layers of the hot pressing plates are separated.
Preferably: the hot pressing plate positioned at the lowest layer is connected with a hot pressing plate hydraulic oil cylinder; and heating guide pipes are arranged in the first heating pipe chamber and the second heating pipe chamber.
Preferably: the louver type structures contained in the first movable door assembly and the second movable door assembly are started or closed by driving air cylinders or electric cylinder control link mechanisms arranged on the first movable door assembly and the second movable door assembly respectively.
Preferably: the multilayer feeding belt type conveying assembly comprises a multilayer feeding conveying belt positioned on a feeding frame, and the multilayer discharging belt type conveying assembly comprises a multilayer discharging conveying belt positioned on a discharging frame; the multilayer feeding transmission belt is driven by a feeding driving assembly on the feeding frame to move towards the direction close to the hot pressing mechanism, and the multilayer discharging transmission belt is driven by a discharging driving assembly on the discharging frame to move towards the direction far away from the hot pressing mechanism.
Preferably: the material shifting assembly comprises two vertical rods, a plurality of shifting fork cross beams, a plurality of rotating wheels, a shifting fork rotation driving motor and a shifting fork lifting driving cylinder; the two shifting fork vertical rods are respectively positioned at two sides of the feeding frame and at the tail end of the feeding conveying belt in the conveying direction; the rotatable angle of the shifting fork cross beam is 0-180 degrees; the multiple layers of feeding transmission belts are positioned on the inner sides of the two shifting fork vertical rods, and the number of the multiple layers of feeding transmission belts is the same as that of the shifting fork cross beams and the rotating wheels; the distance between two adjacent layers of the feeding transmission belts is the same as the distance between two adjacent shifting fork cross beams.
Preferably: and heating pipe access doors are respectively arranged in the first heating pipe chamber and the second heating pipe chamber.
Preferably: the gas collection and exhaust assembly comprises a gas collection cover and a waste gas discharge port which are connected.
Preferably: the hot press also comprises a plate feeding mechanism control unit, a hot press mechanism control unit, a plate discharging mechanism control unit and a gas collecting and exhausting assembly control unit;
the control of the plate feeding mechanism control unit, the hot press mechanism control unit, the plate discharging mechanism control unit and the gas collection and exhaust assembly control unit adopts a linkage control mode.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
according to the invention, an artificial board hot-pressing system can be realized, and in an implementation mode, the system can comprise a hot-pressing mechanism, wherein the hot-pressing mechanism comprises a shell and a hot press, and the hot press is positioned in the shell; a first heating pipe chamber and a second heating pipe chamber are formed at two ends of the shell, and gas collection and exhaust components are formed at the tops of the first heating pipe chamber and the second heating pipe chamber; a feed inlet and a discharge outlet are formed on two sides of the shell, and a first movable door assembly and a second movable door assembly are respectively arranged on the feed inlet and the discharge outlet; the plate feeding mechanism comprises a feeding transmission assembly and a material poking assembly, and the feeding transmission assembly is opposite to the feeding hole; the plate discharging mechanism comprises a discharging transmission assembly, and the discharging transmission assembly is opposite to the discharging port; the feeding transmission assembly is used for conveying plates to be hot-pressed to a hot pressing plate of the hot press through the feeding hole, and the material poking assembly is used for poking the plates to be hot-pressed on the hot pressing plate to a fixed position on the hot pressing plate and poking the plates subjected to hot pressing to the discharging transmission assembly through the discharging hole on the hot pressing plate.
The invention has the beneficial effects that:
1. compare with the gas collection mode that traditional hot press was opened the operation mode entirely and was only installed the gas collecting channel additional at the top, this system can improve the airtight degree of hot press, reduce the discharge of hot pressing process inorganization VOCs, improve inorganization VOCs waste gas collection efficiency, reduce the waste gas amount of wind from the source, reduce follow-up exhaust gas purification system treatment load, both show improvement hot pressing workshop air circumstance quality, alleviate gaseous pollutants such as formaldehyde to the influence of health, improve terminal exhaust-gas treatment effect again, improve enterprise all ring edge border air quality.
2. By applying the system, automatic feeding and discharging can be realized, the number of layers of the hot pressing plate of the hot press is increased, the production efficiency of the hot pressing process is increased to a certain extent, the labor cost is saved, and the win-win effect of environmental protection and economic benefit is realized.
3. Adopt this system casing internal subregion guide plate to set up the mode, collect the hot press all around side loss waste gas subregion respectively to the high collection efficiency of hot press during operation loss waste gas is realized to less waste gas volume, reduces the waste gas amount of wind from the source.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an artificial board hot-pressing system according to an embodiment of the present invention;
FIG. 2 is a front view of a hot press mechanism provided in accordance with an embodiment of the present invention;
FIG. 3 is a left side view of a hot press mechanism provided in accordance with an embodiment of the present invention;
FIG. 4 is a bottom view of a hot press mechanism provided by an embodiment of the present invention;
fig. 5 is a schematic view of an internal structure of a hot press mechanism according to an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a plate feeding mechanism according to an embodiment of the present invention;
FIG. 7 is a front view of a plate feeding mechanism provided in accordance with an embodiment of the present invention;
FIG. 8 is a schematic structural diagram of a fork assembly according to an embodiment of the present invention;
fig. 9 is a schematic structural diagram of a plate discharging mechanism according to an embodiment of the present invention.
In the figure: the hot-pressing device comprises a shell 1, a first heating pipe chamber 11, a second heating pipe chamber 12, a first movable door assembly 13, a second movable door assembly 14, a heating pipe access door 15, a hot press 2, a hot pressing plate 21, a hot pressing plate hydraulic oil cylinder 22, a plate feeding mechanism 3, a feeding frame 31, a feeding conveying belt 32, a material stirring assembly 4, a vertical rod 41, a shifting fork cross beam 42, a rotating wheel 43, a plate discharging mechanism 5, a discharging frame 51, a discharging conveying belt 52, a gas collecting and exhausting assembly 6, a gas guide plate 7, a heating guide pipe 8, a connecting rod mechanism 9 and a plate 10 to be hot-pressed.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
Examples
Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, and fig. 9, an artificial board hot-pressing system according to an embodiment of the present invention is provided, and as shown in fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5, the system includes a hot-pressing mechanism, the hot-pressing mechanism includes a housing 1 and a hot-pressing machine 2, and the hot-pressing machine 2 is located inside the housing 1; a first heating chamber 11 and a second heating chamber 12 are formed at two ends of the shell 1, and a gas collection and exhaust assembly 6 is formed at the top of each of the first heating chamber 11 and the second heating chamber 12; a feeding hole and a discharging hole are formed in two sides of the shell 1, and a first movable door assembly 13 and a second movable door assembly 14 are respectively arranged on the feeding hole and the discharging hole; the shell 1 can form a closed structure after the movable door is closed, and waste gas is prevented from being discharged randomly. The plate feeding mechanism 3 comprises a feeding transmission assembly and a material poking assembly 4, and the feeding transmission assembly is opposite to the feeding hole; the plate discharging mechanism 5 comprises a discharging transmission assembly, and the discharging transmission assembly is opposite to the discharging port; the feeding transmission assembly is used for transmitting the plate to be hot-pressed 10 to the hot pressing plate 21 of the hot press 2 through the feeding hole, and the material stirring assembly is used for stirring the plate to be hot-pressed 10 transmitted to the hot pressing plate to a fixed position on the hot pressing plate 21 and stirring the plate subjected to hot pressing to the discharging transmission assembly through the discharging hole on the hot pressing plate.
Further, gas guide plates 7 are respectively arranged inside the first heating chamber 11 and the second heating chamber 12, and the gas guide plates 7 are used for respectively collecting dissipated waste gas generated by the front side, the rear side, the left side and the right side of the hot press 2 during operation into the gas collecting and exhausting assembly 6 in a partitioning manner.
Further, in order to improve the working efficiency, the hot press plate 21 includes a plurality of layers arranged along the height direction, and the feeding transmission assembly and the discharging transmission assembly respectively include a plurality of layers of feeding belt type transmission assemblies and a plurality of layers of discharging belt type transmission assemblies, which are the same as the number of layers and the distance between the layers of the hot press plate; the first movable door assembly 13 and the second movable door assembly 14 each have a louver structure; the number of the openings of the louver type structures is the same as the number of the layers of the plurality of layers of the hot pressing plates, and the opening of the louver type structures is the same as the distance between the layers of the hot pressing plates after the hot pressing machine stops working and the layers of the hot pressing plates are separated.
The hot pressing plate 21 positioned at the lowest layer is connected with a hot pressing plate hydraulic oil cylinder 22; the first heating chamber 11 and the second heating chamber 12 are each provided with a heating pipe 8. The shutter-type structure of each of the first and second movable door assemblies 13 and 14 is activated or deactivated by a driving cylinder or cylinder control linkage 9 disposed on the first and second movable door assemblies, respectively. The multilayer feeding belt type conveying assembly comprises a multilayer feeding conveying belt 32 positioned on a feeding frame 31, and the multilayer discharging belt type conveying assembly comprises a multilayer discharging conveying belt 52 positioned on a discharging frame 51; the multilayer feeding transmission belt is driven by a feeding driving assembly on the feeding frame to move towards the direction close to the hot pressing mechanism, and the multilayer discharging transmission belt is driven by a discharging driving assembly on the discharging frame to move towards the direction far away from the hot pressing mechanism. As shown in fig. 6, 7 and 8, the material-shifting assembly 4 comprises two vertical rods 41, a plurality of fork beams 42, a plurality of rotating wheels 43, a fork rotation driving motor and a fork lifting driving cylinder; the two shifting fork upright rods 41 are respectively positioned at two sides of the feeding frame 31 and at the tail end of the feeding conveying belt in the conveying direction; the shifting fork cross beam 42 can rotate for 0-180 degrees; the multiple layers of the feeding transmission belts 32 are located on the inner sides of the two shifting fork vertical rods 41, and the number of the multiple layers of the feeding transmission belts 32 is the same as that of the shifting fork cross beams 42 and the rotating wheels 43; the distance between two adjacent layers of the feeding transmission belts 32 is the same as the distance between two adjacent shifting fork cross beams 42.
Further, in order to conveniently overhaul the heating pipe, a heating pipe overhaul door 15 is provided in each of the first heating chamber 11 and the second heating chamber 12. The gas collection and exhaust assembly 6 can be selected according to actual needs, and comprises a gas collection hood and an exhaust gas discharge port which are connected. In order to improve the automation degree of the system, the system also comprises a plate feeding mechanism control unit, a hot press mechanism control unit, a plate discharging mechanism control unit and a gas collection and exhaust assembly control unit; the plate feeding mechanism control unit comprises a feeding frame belt driving motor, a shifting fork rotation driving motor, a speed reducer and automatic control of a shifting fork lifting driving cylinder; the hot press mechanism control unit comprises a hot press hydraulic oil cylinder and automatic control of opening and closing of shutters of front and rear doors of the hot press; the plate discharging mechanism control unit comprises automatic control of a belt driving motor of the discharging frame; the induced draft fan control unit comprises automatic control of starting and stopping of the induced draft fan. The control of the plate feeding mechanism control unit, the hot press mechanism control unit, the plate discharging mechanism control unit and the gas collection and exhaust assembly control unit adopts a linkage control mode.
The system comprises a hot press mechanism, a plate feeding mechanism, a plate discharging mechanism, a gas collection and exhaust assembly and an automatic control system.
The hot press mechanism comprises a hot press, a first heating pipe chamber and a second heating pipe chamber which are arranged on the shell, a first movable door assembly and a second movable door assembly which are arranged on the shell, a heating pipe access door, a left top gas collecting hood, a right top gas collecting hood, a waste gas exhaust port and a gas guide plate. The hot press comprises a plurality of layers of hot pressing plates, a left heating guide pipe, a right heating guide pipe and a hydraulic oil cylinder which are arranged along the height direction; the first movable door component and the second movable door component are provided with shutters, the opening degree of the shutters is the same as the distance between each layer of separated multi-layer hot pressing plates after the hot press stops working, and the opening degree of the shutters is also the same as the distance between each layer of belt in the plate feeding mechanism and the plate discharging mechanism. The first movable door assembly and the second movable door assembly can be opened and closed by a sliding track mechanism fixed on the hot press main body. The opening or closing of the shutters in the first and second movable door assemblies is effected by drive cylinders or electric cylinder control linkages disposed on the front and rear doors and the upper door. The number of the layers of the hot pressing plates is 5-30, preferably 30, and heat conducting oil or steam is arranged in the heating guide pipe. The distance between the first movable door assembly and the outer edge of the hot press body and the second movable door assembly is 1-15cm, and preferably the distance is 3-5 cm. And gas guide plates are respectively arranged in the first heating pipe chamber and the second heating pipe chamber, and dissipated waste gas generated by the front side, the rear side, the left side and the right side when the hot press works is respectively collected into the left top gas collecting hood and the right top gas collecting hood in a partitioning manner.
As shown in fig. 6 and 7, the plate feeding mechanism comprises a feeding frame, a plurality of layers of belts, a belt driving motor, a shifting fork rotation driving motor, a speed reducer and a shifting fork lifting driving cylinder. The shifting fork comprises a plurality of vertical rods, a plurality of shifting fork cross beams and a plurality of rotating wheels; the shifting fork upright rods are positioned at two sides of the feeding frame and are arranged at the tail end of the conveying direction of the belt; the rotatable angle of the shifting fork beam is 0-180 degrees. The belt of the plate feeding mechanism is positioned at the inner side of the 2 shifting fork vertical rods, and the number of the layers of the belt is the same as that of the shifting fork cross beams and the number of the rotating wheels; the distance between every two layers of belts is the same as that between the shifting fork beams. Preferably, the number of belts per layer can be 2-4; the shifting fork rotation driving motor can adopt a servo motor or a stepping motor and is matched with a speed reducer for use; the shifting fork lifting driving cylinder can adopt a cylinder or an electric cylinder.
As shown in fig. 9, the plate discharging mechanism includes a discharging frame, a multi-layer belt, and a belt driving motor. The number of layers and the distance between the belts of the plate discharging mechanism are the same as those of the belts of the plate feeding mechanism. The gas collection and exhaust assembly is connected with the left and right waste gas exhaust ports of the hot pressing mechanism through a pipeline.
The automatic control system comprises a plate feeding mechanism control unit, a hot press mechanism control unit, a plate discharging mechanism control unit and a gas collection and exhaust assembly control unit. The plate feeding mechanism control unit comprises a feeding frame belt driving motor, a shifting fork rotation driving motor, a speed reducer and automatic control of a shifting fork lifting driving cylinder; the hot press mechanism control unit comprises automatic control of opening and closing of a blind window of a hydraulic oil cylinder of the hot press, a first movable door assembly and a second movable door assembly; the plate discharging mechanism control unit comprises automatic control of a belt driving motor of the discharging frame; the gas collection and exhaust assembly control unit comprises automatic control of starting and stopping of the gas collection and exhaust assembly. The control of the plate feeding mechanism control unit, the hot press mechanism control unit, the plate discharging mechanism control unit and the gas collection and exhaust assembly control unit adopts a linkage control mode.
The working process of the system is as follows:
a plate feeding stage: after the plate 10 to be hot-pressed coated with the adhesive is laid on the conveying belt 32 of the plate feeding mechanism to be fixed, a shutter of a first movable door assembly 13 of the hot press mechanism is opened, the plate feeding mechanism 3 is started to work, the belt driving motor driving belt 32 conveys the plate 10 to be hot-pressed to the first movable door assembly 13 of the hot press, after the plate 10 to be hot-pressed is conveyed to the hot press 2, the shifting fork lifting driving cylinder drives the shifting fork cross beam 42 to descend to a height position between the upper surface of the belt and the upper surface of the plate 10 to be hot-pressed, and the shifting fork driving motor rotates the shifting fork cross beam 42 to shift the plate 10 to be hot-pressed to a fixed position.
And (3) hot pressing: after the shifting fork crossbeam 42 shifts the plate 10 to be hot-pressed to a fixed position, the shifting fork crossbeam 42 is rotated by the driving motor to exit the hot press mechanism, the shutters of the first movable door assembly 13 and the second movable door assembly 14 are closed, the hot press drives the hot press plate 21 to upwards extrude the plate 10 to be hot-pressed to a fixed position by the hydraulic oil cylinder, and the plate 10 to be hot-pressed is maintained in an extrusion state for a period of time. The surface temperature of the hot-pressing plate is maintained at 100-140 ℃. When the shutters of the first movable door assembly 13 and the second movable door assembly 14 are closed, the gas collection and exhaust assembly 6 is synchronously started, and waste gas generated in the hot press mechanism is led out from the left and right waste gas exhaust ports of the hot press mechanism and enters the waste gas purification system.
And (3) a plate discharging stage: after the hot pressing is finished, the hydraulic oil cylinder of the hot press descends, the hot pressing plates 21 are separated, after the hot pressing plates are kept for a period of time, the shutters of the first movable door assembly 13 and the second movable door assembly 14 are opened, the driving motor rotates the shifting fork crossbeam 42 to enter the hot press mechanism through the shutters of the first movable door assembly 13, the shifting fork crossbeam 42 continues to rotate and stir, the hot pressing plates 10 to be treated are pushed out through the shutters of the second movable door assembly 14, the plate discharging mechanism 5 starts working, the hot pressing plates are conveyed to the fixed position of the discharging frame 51 through the belt of the plate discharging mechanism 5, and the plate. And the waste gas collection and exhaust assembly stops working after the shutters of the first movable door assembly and the second movable door assembly are opened.
The system is used for protecting environmentHas obvious economic benefit. The unorganized formaldehyde emission concentration of the hot pressing workshop is far lower than the occupational contact limit of harmful factors in workplaces (GBZ 2.1.1-2019) and the limit standard of formaldehyde is 0.5mg/Nm3And the emission reduction of the inorganization formaldehyde emission is more than 80 percent. By applying the automatic plate feeding and discharging mechanism, the number of layers of hot pressing plates in the hot press can be increased from 10 layers to 30 layers of the traditional hot press, the production efficiency is improved by nearly 3 times, and the labor cost is obviously saved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (10)
1. An artificial board hot pressing system, comprising:
the hot pressing mechanism comprises a shell and a hot press, and the hot press is positioned in the shell; a first heating pipe chamber and a second heating pipe chamber are formed at two ends of the shell, and gas collection and exhaust components are formed at the tops of the first heating pipe chamber and the second heating pipe chamber; a feed inlet and a discharge outlet are formed on two sides of the shell, and a first movable door assembly and a second movable door assembly are respectively arranged on the feed inlet and the discharge outlet;
the plate feeding mechanism comprises a feeding transmission assembly and a material poking assembly, and the feeding transmission assembly is opposite to the feeding hole;
the plate discharging mechanism comprises a discharging transmission assembly, and the discharging transmission assembly is opposite to the discharging port;
the feeding transmission assembly is used for conveying plates to be hot-pressed to a hot pressing plate of the hot press through the feeding hole, and the material poking assembly is used for poking the plates to be hot-pressed on the hot pressing plate to a fixed position on the hot pressing plate and poking the plates subjected to hot pressing to the discharging transmission assembly through the discharging hole on the hot pressing plate.
2. The artificial board hot pressing system according to claim 1, wherein the first heating pipe chamber and the second heating pipe chamber are respectively provided with a gas guide plate inside, and the gas guide plates are used for separately collecting dissipated waste gas generated from the front, rear, left and right sides of the hot press during operation into the gas collecting and exhausting assembly.
3. The artificial board hot pressing system according to claim 1, wherein the hot press board comprises a plurality of layers arranged in a height direction, and the feeding and conveying assembly and the discharging and conveying assembly respectively comprise a plurality of layers of feeding belt type conveying assemblies and a plurality of layers of discharging belt type conveying assemblies, which are the same as the number of layers and the distance between the layers of the hot press board; the first movable door assembly and the second movable door assembly are both provided with shutter type structures; the number of the openings of the louver type structures is the same as the number of the layers of the plurality of layers of the hot pressing plates, and the opening of the louver type structures is the same as the distance between the layers of the hot pressing plates after the hot pressing machine stops working and the layers of the hot pressing plates are separated.
4. An artificial board hot pressing system according to claim 3, wherein the hot press plate at the lowermost layer is connected to a hot press plate hydraulic ram; and heating guide pipes are respectively arranged in the first heating pipe chamber and the second heating pipe chamber.
5. The wood-based board hot pressing system of claim 3, wherein the louver structures of the first movable door assembly and the second movable door assembly are activated or deactivated by driving cylinders or electric cylinder control linkages disposed on the first movable door assembly and the second movable door assembly, respectively.
6. The wood-based board hot pressing system of claim 3, wherein the multi-layer feeding belt conveyor assembly comprises a multi-layer feeding conveyor belt on a feeding frame, and the multi-layer discharging belt conveyor assembly comprises a multi-layer discharging conveyor belt on a discharging frame; the multilayer feeding transmission belt is driven by a feeding driving assembly on the feeding frame to move towards the direction close to the hot pressing mechanism, and the multilayer discharging transmission belt is driven by a discharging driving assembly on the discharging frame to move towards the direction far away from the hot pressing mechanism.
7. The artificial board hot pressing system according to claim 6, wherein the material shifting assembly comprises two vertical rods, a plurality of fork beams, a plurality of wheels, a fork rotation driving motor and a fork lifting driving cylinder; the two shifting fork vertical rods are respectively positioned at two sides of the feeding frame and at the tail end of the feeding conveying belt in the conveying direction; the rotatable angle of the shifting fork cross beam is 0-180 degrees; the multiple layers of feeding transmission belts are positioned on the inner sides of the two shifting fork vertical rods, and the number of the multiple layers of feeding transmission belts is the same as that of the shifting fork cross beams and the rotating wheels; the distance between two adjacent layers of the feeding transmission belts is the same as the distance between two adjacent shifting fork cross beams.
8. The artificial board hot pressing system according to claim 1, wherein the first heating pipe chamber and the second heating pipe chamber are opened with heating pipe access doors.
9. An artificial board hot pressing system according to claim 1, wherein the gas collection and exhaust assembly comprises a gas collection hood and a waste gas discharge port connected.
10. The artificial board hot pressing system according to claim 1, further comprising a board feeding mechanism control unit, a hot press mechanism control unit, a board discharging mechanism control unit, a gas collection and exhaust assembly control unit;
the control of the plate feeding mechanism control unit, the hot press mechanism control unit, the plate discharging mechanism control unit and the gas collection and exhaust assembly control unit adopts a linkage control mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010086616.0A CN111136735A (en) | 2020-02-11 | 2020-02-11 | Wood-based plate hot pressing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010086616.0A CN111136735A (en) | 2020-02-11 | 2020-02-11 | Wood-based plate hot pressing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111136735A true CN111136735A (en) | 2020-05-12 |
Family
ID=70527297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010086616.0A Pending CN111136735A (en) | 2020-02-11 | 2020-02-11 | Wood-based plate hot pressing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111136735A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111452152A (en) * | 2020-05-19 | 2020-07-28 | 临沂市惠宇环保科技有限公司 | Automatic feeding and discharging full-closed-cover hot press with waste gas treatment device |
| CN111761665A (en) * | 2020-08-20 | 2020-10-13 | 彭晖 | Production process of cold-pressing-free multilayer plywood base material |
| CN112388791A (en) * | 2020-11-13 | 2021-02-23 | 山东唐唐家居有限公司 | Hot-pressing molding device and hot-pressing process for molded door panel |
| CN112388783A (en) * | 2020-11-13 | 2021-02-23 | 山东唐唐家居有限公司 | Hot-pressing device and process for molded door panel |
| CN112428379A (en) * | 2020-11-13 | 2021-03-02 | 山东唐唐家居有限公司 | Multi-layer molded door panel molding device and process thereof |
| CN112829155A (en) * | 2021-02-07 | 2021-05-25 | 山东安瑞格精密机械有限公司 | Energy-saving environment-friendly hot-press forming machine and forming method thereof |
| CN114012842A (en) * | 2021-10-27 | 2022-02-08 | 北京林业大学 | Heating and punching device, hot pressing system comprising same, ultra-light hollow fiber base material and preparation method thereof |
-
2020
- 2020-02-11 CN CN202010086616.0A patent/CN111136735A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111452152A (en) * | 2020-05-19 | 2020-07-28 | 临沂市惠宇环保科技有限公司 | Automatic feeding and discharging full-closed-cover hot press with waste gas treatment device |
| CN111761665A (en) * | 2020-08-20 | 2020-10-13 | 彭晖 | Production process of cold-pressing-free multilayer plywood base material |
| CN111761665B (en) * | 2020-08-20 | 2022-03-29 | 彭晖 | Production process of cold-pressing-free multilayer plywood base material |
| CN112388791A (en) * | 2020-11-13 | 2021-02-23 | 山东唐唐家居有限公司 | Hot-pressing molding device and hot-pressing process for molded door panel |
| CN112388783A (en) * | 2020-11-13 | 2021-02-23 | 山东唐唐家居有限公司 | Hot-pressing device and process for molded door panel |
| CN112428379A (en) * | 2020-11-13 | 2021-03-02 | 山东唐唐家居有限公司 | Multi-layer molded door panel molding device and process thereof |
| CN112428379B (en) * | 2020-11-13 | 2022-04-08 | 山东唐唐家居有限公司 | Multi-layer molded door panel molding device and process thereof |
| CN112388783B (en) * | 2020-11-13 | 2022-06-24 | 山东唐唐家居有限公司 | Hot-pressing device and process for molded door panel |
| CN112388791B (en) * | 2020-11-13 | 2022-07-01 | 众智机械(临沂)有限公司 | Hot-pressing molding device and hot-pressing process for molded door panel |
| CN112829155A (en) * | 2021-02-07 | 2021-05-25 | 山东安瑞格精密机械有限公司 | Energy-saving environment-friendly hot-press forming machine and forming method thereof |
| CN114012842A (en) * | 2021-10-27 | 2022-02-08 | 北京林业大学 | Heating and punching device, hot pressing system comprising same, ultra-light hollow fiber base material and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111136735A (en) | Wood-based plate hot pressing system | |
| AU598191B2 (en) | Industrial exhaust ventilation system | |
| CN111633759A (en) | Excessive environment-friendly hot pressing plywood manufacturing installation of no VOCs | |
| CN211682617U (en) | Wood-based plate hot pressing system | |
| CN212288008U (en) | Plywood slab hot press | |
| CN113560120A (en) | Nano antibacterial coating dipping device and dipping method for wooden furniture products | |
| CN2405144Y (en) | Low dew-point and rotating wheel type dehumidification device | |
| CN2522247Y (en) | Offset-printing sheet UV oil ultravoilet light curing apparatus | |
| CN216726555U (en) | High-efficient concentrated catalytic combustion integrated device | |
| CN214267064U (en) | Drying box mechanism of printing machine | |
| CN213295173U (en) | Tempering furnace for glass processing | |
| CN215176736U (en) | Plank drying equipment | |
| CN2390169Y (en) | Rotating heating furnace | |
| CN105003062B (en) | Flue production process | |
| CN219415621U (en) | Drying device for impregnated paper with deodorizing effect | |
| CN107553626B (en) | Continuous multi-layer dryer for plywood and method for using dryer | |
| CN219166886U (en) | Hydrocolloid dressing coating machine | |
| CN213866062U (en) | Environmental protection organic matter system charcoal machine | |
| CN1451333A (en) | Straight-through two-box vacuum humidifying vulcanizing shaper | |
| CN112577287B (en) | Corrugated carton production line | |
| CN215261035U (en) | Environment-friendly microwave press | |
| CN112677300B (en) | Honeycomb ceramic material's apparatus for producing | |
| CN112388791B (en) | Hot-pressing molding device and hot-pressing process for molded door panel | |
| CN213226627U (en) | Wood board cutting device for wood processing | |
| CN211926337U (en) | Waste heat recovery product drying device for firing heat-insulation refractory bricks |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |