CN208759757U - Hot press and natural fiber molding equipment - Google Patents
Hot press and natural fiber molding equipment Download PDFInfo
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- CN208759757U CN208759757U CN201821115487.8U CN201821115487U CN208759757U CN 208759757 U CN208759757 U CN 208759757U CN 201821115487 U CN201821115487 U CN 201821115487U CN 208759757 U CN208759757 U CN 208759757U
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Abstract
The utility model relates to a kind of hot press and natural fiber molding equipments.Hot press provided by the utility model is connected to by heat exchanger with boiler, operator is setting operating temperature section by control mechanism using preceding, the temperature range such as processed to natural fiber plate is 115 DEG C -125 DEG C, hot press is opened after the completion of setting, high temperature heat conductive oil after boiler heating, which initially enters in heat exchanger, to cool down, when the temperature of conduction oil in temperature sensor senses to heat exchanger reaches 115 DEG C -125 DEG C of setting, control mechanism opens the valve for the pipeline that heat exchanger is connect with heating platen, so that the conduction oil in 115 DEG C of -125 DEG C of sections is out of, heat conductive oil inlet enters heating platen hollow cavity, and it is synchronous from conduction oil outlet circulation heat recovery exchanger, since conduction oil recycles in the hollow cavity of heating platen and heat exchanger always, it can guarantee the conduction oil in hollow cavity Temperature be constantly in 115 DEG C -125 DEG C of setting.
Description
Technical field
The utility model relates to machining equipment technical fields, and in particular, to a kind of hot press and natural fiber at
Type equipment.
Background technique
Natural fiber plate is widely used in the substrate of automotive interior material, and production process is usually will be naturally fine with hot press
It ties up hot-forming.
Existing hot press is usually the structure for using heating platen to be fixedly mounted on the pressing plate frame of hot press, heating platen
For cavity structure, when use, is passed through the high temperature heat conductive oil of circulation in the cavities, so that the surface of heating platen is reached certain temperature, makes
It obtains heating platen to heat natural fiber while pressurization, so that natural fiber forms natural fiber plate.
The cavity of existing heating platen is directly connected to by pipeline with boiler, is carrying out adding man-hour requirement heat to natural fiber
The temperature of pressing plate is at 120 DEG C or so, the quality too high or too low for temperature that can all influence final finished, therefore usually in heating platen
Setting temperature sensor determines the temperature of the conduction oil in heating platen cavity in cavity, and temperature sensor is generally located on cavity
Middle position, when determining in cavity that thermally conductive oil temperature is 120 DEG C, hot press starts to work.
But for large-scale heating platen, the flowing stroke of the high temperature heat conductive oil in cavity is long, makes to lead on heating platen cavity
The exit for entrance and the conduction oil outflow that hot oil flows into has the very big temperature difference, and heating platen bulk temperature is unbalanced, leads to heat
The finished product that press is suppressed generates distortion, and product quality is caused to decline.
Utility model content
In order to improve the deficiencies in the prior art, the purpose of this utility model is to provide a kind of hot press and natural fibers
The flowing stroke of molding equipment, the high temperature heat conductive oil in cavity to solve existing heating platen existing in the prior art is long,
Make the exit for the entrance and conduction oil outflow that conduction oil flows on heating platen cavity that there is the very big temperature difference, the whole temperature of heating platen
The technical issues of spending the finished product generation distortion unbalanced, hot press is caused to be suppressed, product quality caused to decline.
A kind of hot press in an embodiment of the present invention, there is provided, the hot press include bracket and are arranged in parallel
In multiple heating platens on the bracket, the heating platen can move up and down along the vertical direction in the bracket, the heat
Press further includes having heat exchanger, is provided with hollow cavity in the heating platen, the both ends of the hollow cavity be respectively conduction oil into
Mouth and conduction oil outlet, the heat conductive oil inlet and conduction oil outlet are connected to heat exchanger by pipeline and are recycled；It is described
Heat exchanger is connected to by inflow pipeline and oil returning tube with boiler, and the heat exchanger is provided with temperature sensor and control machine
Structure is provided with valve on the pipeline, and the temperature sensor is used to detect the temperature of the conduction oil in the heat exchanger, when
It sends a signal to the control mechanism when being in set temperature, control the pipeline connecting with the heat conductive oil inlet of the heating platen
On valve opening, conduction oil is imported in the hollow cavity in the heating platen.
Preferably, the heat exchanger includes tank body, and conduction oil is full of in the tank body；Heating is provided in tank body to follow
Endless tube, one end of the heat cycles pipe are connected to the inflow pipeline, and the other end is connected to the oil returning tube, the heat cycles
The high temperature heat conductive oil that pipe internal circulation flow is flowed into from boiler, the heat cycles pipe add the intracorporal conduction oil of the tank
Heat；Valve and pump are provided on the inflow pipeline and oil returning tube, the control mechanism detects institute in temperature sensor
When stating the intracorporal temperature of tank lower than set temperature, the valve on inflow pipeline and oil returning tube is opened, realizes the heat cycles
The circulation of high temperature heat conductive oil in pipe；Detect that the intracorporal temperature of the tank is not less than in temperature sensor in the control mechanism
When set temperature, the valve on inflow pipeline and oil returning tube is closed.
Preferably, helical form is set in the tank body heat cycles pipe in the horizontal direction, intracorporal to the tank
Conduction oil is heated.
Preferably, the heat exchanger further includes having head tank, and the head tank is located at the top of the tank body, and passes through
Cooling tube is connected to the tank body, and the cooling tube guarantees the temperature for entering the conduction oil of the head tank at 50 DEG C or less.
Preferably, the hollow cavity is in spiral shape is set to inside the heating platen.
Preferably, the heating platen includes multiple small pressing plates, is offered on each small pressing plate for conduction oil
The hollow cavity of flowing.
Preferably, temperature indicator, the temperature indicator are provided at the heat conductive oil inlet of each hollow cavity
For showing access into the temperature of the conduction oil of the hollow cavity.
Preferably, the tank body of the heat exchanger is provided with thermal insulation layer.
Preferably, the thermal insulation layer is high temperature insulating cotton.
A kind of natural fiber molding equipment in an embodiment of the present invention, there is provided, the natural fiber molding equipment
It include hot press as described above, the hot press is used for natural fiber compression moulding.
Hot press provided by the utility model is connected to by heat exchanger with boiler, and operator passes through control before use
Mechanism sets operating temperature section, the temperature range such as processed to natural fiber plate are 115 DEG C -125 DEG C, and setting is completed
After open hot press, the high temperature heat conductive oil after boiler heating, which initially enters in heat exchanger, to cool down, when temperature sensor senses arrive
When the temperature of conduction oil reaches 115 DEG C -125 DEG C of setting in heat exchanger, control mechanism opens heat exchanger and heating platen connects
The valve of the pipeline connect, so that the conduction oil in 115 DEG C of -125 DEG C of sections enters the hollow cavity of heating platen from heat conductive oil inlet
It is interior and synchronous from conduction oil outlet circulation heat recovery exchanger, since conduction oil is always in the hollow cavity of heating platen and heat exchange
It is recycled in device, it is ensured that the temperature of the conduction oil in hollow cavity is constantly in 115 DEG C -125 DEG C of setting, therefore hot pressing
Conduction oil in the hollow cavity of plate everywhere does not have the temperature difference, and the bulk temperature of heating platen is balanced, ensure that the quality of converted products, drops
Low rejection rate.
Natural fiber molding equipment provided by the utility model comprising have hot press as described above, the hot press
For by natural fiber compression moulding.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the first structural schematic diagram of hot press provided by the utility model；
Fig. 2 is second of structural schematic diagram of hot press provided by the utility model.
Icon: 1- valve；10- oil returning tube；20- inflow pipeline；30- tank body；300- heat cycles pipe；2- pots
Furnace；3- heating platen；4- head tank；40- cooling tube.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
In the description of the present invention, it should be noted that term such as occur "center", "upper", "lower", " left side ",
" right side ", "vertical", "horizontal", "inner", "outside" etc., indicated by orientation or positional relationship be orientation based on the figure or
Positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the device or member of indication or suggestion meaning
Part must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, such as there is term " first ", " second ", " third " are used for description purposes only, be not understood to indicate or imply phase
To importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term is " even
It is logical ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in utility model.
The utility model provides a kind of hot press and natural fiber molding equipment, and multiple embodiments are given below to this reality
It is described in detail with the hot press of novel offer and natural fiber molding equipment.
Embodiment 1
As shown in Figure 1, a kind of hot press, hot press include bracket peace in an embodiment of the present invention, there is provided
Multiple heating platens 3 that row is set on bracket, heating platen 3 can move up and down along the vertical direction in bracket, and hot press also wraps
Heat exchanger has been included, has been provided with hollow cavity in heating platen 3, the both ends of hollow cavity are respectively heat conductive oil inlet and conduction oil outlet,
Heat conductive oil inlet and conduction oil outlet, which are connected to by pipeline with heat exchanger, to be recycled；Heat exchanger passes through 20 He of inflow pipeline
Oil returning tube 10 is connected to boiler 2, and heat exchanger is provided with temperature sensor and control mechanism, and valve 1 is provided on pipeline, temperature
Degree sensor is used to detect the temperature of the conduction oil in heat exchanger, sends a signal to control machine when it is in set temperature
Structure, the valve 1 controlled on the pipeline connecting with the heat conductive oil inlet of heating platen 3 are opened, and conduction oil is imported in heating platen 3
In cavity.
Hot press provided by the utility model is connected to by heat exchanger with boiler 2, and operator passes through control before use
Mechanism sets operating temperature processed section, the temperature range such as processed to natural fiber plate are 115 DEG C -125 DEG C, have been set
At rear unlatching hot press, the high temperature heat conductive oil after the heating of boiler 2, which initially enters in heat exchanger, to cool down, and works as temperature sensor senses
When the temperature of conduction oil reaches 115 DEG C -125 DEG C of setting in heat exchanger, control mechanism opens heat exchanger and heating platen
The valve 1 of the pipeline of 3 connections, so that the conduction oil in 115 DEG C of -125 DEG C of sections enters heating platen 3 from heat conductive oil inlet
In hollow cavity, and synchronous from conduction oil outlet circulation heat recovery exchanger, due to conduction oil always the hollow cavity of heating platen 3 with
It being recycled in heat exchanger, it is ensured that the temperature of the conduction oil in hollow cavity is constantly in 115 DEG C -125 DEG C of setting, because
Conduction oil in the hollow cavity of this heating platen 3 everywhere does not have the temperature difference, and the bulk temperature of heating platen 3 is balanced, ensure that converted products
Quality, reduce rejection rate.
Specifically, heat exchanger may include having tank body 30, and conduction oil is full of in tank body 30；Heating is provided in tank body 30
Circulation pipe 300, one end of heat cycles pipe 300 are connected to inflow pipeline 20, and the other end is connected to oil returning tube 10, heat cycles pipe
The high temperature heat conductive oil that 300 internal circulation flows are flowed into from boiler 2, heat cycles pipe 300 heat the conduction oil in tank body 30；
Valve 1 and pump are provided on inflow pipeline 20 and oil returning tube 10, control mechanism detects in tank body 30 in temperature sensor
Temperature when being lower than set temperature, open the valve 1 on inflow pipeline 20 and oil returning tube 10, realize in heat cycles pipe 300
High temperature heat conductive oil circulation；Detect the temperature in tank body 30 not less than set temperature in temperature sensor in control mechanism
When, close the valve 1 on inflow pipeline 20 and oil returning tube 10.Such structure setting is the high temperature after being heated by boiler 2
Low temperature conduction oil in heat-conducting oil heating heat exchanger tank body 30 reaches set temperature.
When temperature in tank body 30 is not less than set temperature, high temperature heat conductive oil in heat cycles pipe 300 not with boiler 2
Circulation；When temperature in tank body 30 is lower than set temperature, high temperature heat conductive oil in heat cycles pipe 300 by oil inlet pipe steal with
Oil returning tube 10 and boiler 2 generate circulation, and such setting is more energy saving.
Further, helical form is set in tank body 30 heat cycles pipe 300 in the horizontal direction, to thermally conductive in tank body 30
Oil is heated.The purpose that helical form is set in tank body 30 in the horizontal direction of heat cycles pipe 300 is, can increase and add
The contact area of conduction oil is arrived in heat circulation pipe 300 and tank body 30, and conduction oil everywhere is heated simultaneously, guarantees tank body
The each position of conduction oil in 30 is heated evenly.
Specifically, hollow cavity is in spiral shape is set to inside heating platen 3.Such setting can make hollow cavity uniformly set
It is placed in inside heating platen 3, each position of converted products is evenly heated to realize.
Alternatively, heating platen 3 can also include multiple small pressing plates, offer on each small pressing plate for conduction oil
The hollow cavity of flowing.Such setting is so that flowing stroke of the conduction oil in each small pressing plate greatly reduces, each small pressure
The heat conductive oil inlet of plate and the temperature difference of conduction oil outlet greatly reduce, and also significantly reduce the temperature difference of the entirety of heating platen 3, into one
Step improves the whole harmonious of 3 temperature of heating platen.
Preferably, temperature indicator is provided at the heat conductive oil inlet of each hollow cavity, temperature indicator is for showing
Into the temperature of the conduction oil of hollow cavity.The temperature of the conduction oil of hollow cavity is showed access by temperature indicator, can be made
Operator determines the temperature of conduction oil at a glance.
The tank body of heat exchanger is exposed to distribute heat in air, cause the environment temperature of surrounding to rise, for a long time at this
It works, operator can be damaged in kind environment, and waste thermal energy.Therefore, the tank body 30 of heat exchanger is provided with heat-insulated
Layer, the heat that can avoid tank body 30 leak, it is possible to reduce heat distributes, and reduces environment temperature, improves site work environment, heat
It distributes less, plays the role of save the cost.
Specifically, thermal insulation layer can be high temperature insulating cotton, or thermal isolation film can also be thermal insulation board.It needs to illustrate
, the structure of the thermal insulation layer of the utility model can be above-mentioned three kinds of structures, but be not limited solely to three kinds of structures, also
Can be other can satisfy the structure being thermally shielded to tank body 30.
Natural fiber molding equipment provided by the utility model comprising have hot press as described above, the hot press
For by natural fiber compression moulding.
Embodiment 2
A kind of hot press in an embodiment of the present invention, there is provided, hot press include bracket and are arranged in parallel in branch
Multiple heating platens 3 on frame, heating platen 3 can move up and down along the vertical direction in bracket, and hot press further includes having heat exchange
Device is provided with hollow cavity in heating platen 3, and the both ends of hollow cavity are respectively heat conductive oil inlet and conduction oil outlet, heat conductive oil inlet
It is connected to and is recycled with heat exchanger by pipeline with conduction oil outlet；Heat exchanger passes through inflow pipeline 20 and oil returning tube
10 are connected to boiler 2, and heat exchanger is provided with temperature sensor and control mechanism, and valve 1, temperature sensor are provided on pipeline
For detecting the temperature of the conduction oil in heat exchanger, send a signal to control mechanism when it is in set temperature, control with
Valve 1 on the pipeline of the heat conductive oil inlet connection of heating platen 3 is opened, and conduction oil is imported in the hollow cavity in heating platen 3.
The embodiment 2 of hot press provided by the utility model the difference from embodiment 1 is that, as shown in Fig. 2, heat exchanger
It may include having head tank 4, head tank 4 is located at the top of tank body 30, and is connected to by cooling tube 40 with tank body 30, cooling tube 40
Guarantee the temperature for entering the conduction oil of head tank 4 at 50 DEG C or less.
Since conduction oil has the characteristic expanded with heat and contract with cold, and it is to be heated in 30 domestic demand of tank body, volume can be generated after heating
Expansion, therefore the conduction oil of tank body 30 can not be filled it up with, but this will lead to the problem of it is following: conduction oil at high temperature can
It reacts with air, becomes sticky, the hollow cavity in each pipeline and heating platen 3 of conduction oil process can be blocked, influence
Working effect, it is therefore desirable to periodic cleaning be carried out to pipeline and hollow cavity, and not only will affect processing efficiency in this way, also will increase
Maintenance cost.
Therefore, such setting can make operator when filling conduction oil into tank body 30, can be by whole tank body
30 are full of, and a part of conduction oil is entered in head tank 4, and head tank 4 and tank body 30 form a sealing space.Head tank
4 position can be set sufficiently high, so that 40 long enough of cooling tube, so that the temperature into the conduction oil of head tank 4 drops to
50 DEG C hereinafter, in this way conduction oil would not react with air, avoiding conduction oil becomes sticky.
Further, be provided with cooling body on cooling tube 40, cooling body be used for the conduction oil in cooling tube 40 into
Row cooling is lower than 50 DEG C to guarantee to enter the temperature of conduction oil of high temperature slot.
In conclusion hot press provided by the utility model is connected to by heat exchanger with boiler 2, operator is being used
Preceding to set operating temperature section by control mechanism, the temperature range such as processed to natural fiber plate is 115 DEG C -125
DEG C, hot press is opened after the completion of setting, the high temperature heat conductive oil after the heating of boiler 2, which initially enters in heat exchanger, to cool down, and works as temperature
When the temperature of conduction oil reaches 115 DEG C -125 DEG C of setting in sensor sensing to heat exchanger, control mechanism opens heat exchange
The valve 1 for the pipeline that device is connect with heating platen 3, so that the conduction oil in 115 DEG C of -125 DEG C of sections enters from heat conductive oil inlet
In the hollow cavity of heating platen 3, and it is synchronous from conduction oil outlet circulation heat recovery exchanger, since conduction oil is always in heating platen 3
Hollow cavity and heat exchanger in recycle, it is ensured that the temperature of the conduction oil in hollow cavity be constantly in 115 DEG C of setting-
In 125 DEG C, therefore the conduction oil in the hollow cavity of heating platen 3 everywhere does not have the temperature difference, and the bulk temperature of heating platen 3 is balanced, guarantees
The quality of converted products, reduces rejection rate.
Natural fiber molding equipment provided by the utility model comprising have hot press as described above, the hot press
For by natural fiber compression moulding.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of hot press, the hot press includes bracket and the parallel multiple heating platens being arranged on the bracket, described
Heating platen can move up and down along the vertical direction in the bracket, which is characterized in that the hot press further includes having heat exchange
Device, is provided with hollow cavity in the heating platen, and the both ends of the hollow cavity are respectively heat conductive oil inlet and conduction oil outlet, described
Heat conductive oil inlet and conduction oil outlet, which are connected to by pipeline with heat exchanger, to be recycled；
The heat exchanger is connected to by inflow pipeline and oil returning tube with boiler, and the heat exchanger is provided with temperature sensor
And control mechanism, valve is provided on the pipeline, the temperature sensor is used to detect the conduction oil in the heat exchanger
Temperature, send a signal to the control mechanism when it is in set temperature, the heat conductive oil inlet of control and the heating platen
Valve opening on the pipeline of connection imports conduction oil in the hollow cavity in the heating platen.
2. hot press according to claim 1, which is characterized in that the heat exchanger includes tank body, in the tank body
Full of conduction oil；
Heat cycles pipe is provided in tank body, one end of the heat cycles pipe is connected to the inflow pipeline, and the other end is connected to institute
Oil returning tube is stated, the high temperature heat conductive oil that the heat cycles pipe internal circulation flow is flowed into from boiler, the heat cycles pipe is to institute
The intracorporal conduction oil of tank is stated to be heated；
Valve and pump are provided on the inflow pipeline and oil returning tube, the control mechanism detects institute in temperature sensor
When stating the intracorporal temperature of tank lower than set temperature, the valve on inflow pipeline and oil returning tube is opened, realizes the heat cycles
The circulation of high temperature heat conductive oil in pipe；Detect that the intracorporal temperature of the tank is not less than in temperature sensor in the control mechanism
When set temperature, the valve on inflow pipeline and oil returning tube is closed.
3. hot press according to claim 2, which is characterized in that helical form is arranged the heat cycles pipe in the horizontal direction
In in the tank body, the intracorporal conduction oil of the tank is heated.
4. hot press according to claim 2, which is characterized in that the heat exchanger further includes having head tank, the height
Position slot position is connected in the top of the tank body, and by cooling tube with the tank body, and the cooling tube guarantees to enter the high position
The temperature of the conduction oil of slot is at 50 DEG C or less.
5. hot press according to claim 1, which is characterized in that the hollow cavity is in spiral shape to be set to the heating platen
It is internal.
6. hot press according to claim 1, which is characterized in that the heating platen includes multiple small pressing plates, Mei Gesuo
State the hollow cavity offered on small pressing plate for conduction oil flowing.
7. hot press according to claim 1 or 6, which is characterized in that equal at the heat conductive oil inlet of each hollow cavity
It is provided with temperature indicator, the temperature indicator is used to show access into the temperature of the conduction oil of the hollow cavity.
8. hot press according to claim 2, which is characterized in that the tank body of the heat exchanger is provided with thermal insulation layer.
9. hot press according to claim 8, which is characterized in that the thermal insulation layer is high temperature insulating cotton.
10. a kind of natural fiber molding equipment, which is characterized in that the natural fiber molding equipment includes just like claim
Hot press described in 1-9 any one, the hot press are used for natural fiber compression moulding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821115487.8U CN208759757U (en) | 2018-07-13 | 2018-07-13 | Hot press and natural fiber molding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821115487.8U CN208759757U (en) | 2018-07-13 | 2018-07-13 | Hot press and natural fiber molding equipment |
Publications (1)
| Publication Number | Publication Date |
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| CN208759757U true CN208759757U (en) | 2019-04-19 |
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ID=66129415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821115487.8U Active CN208759757U (en) | 2018-07-13 | 2018-07-13 | Hot press and natural fiber molding equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN208759757U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108621282A (en) * | 2018-07-13 | 2018-10-09 | 天津生隆纤维材料股份有限公司 | Hot press and natural fiber former |
-
2018
- 2018-07-13 CN CN201821115487.8U patent/CN208759757U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108621282A (en) * | 2018-07-13 | 2018-10-09 | 天津生隆纤维材料股份有限公司 | Hot press and natural fiber former |
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