CN108895805A - Drying oven - Google Patents
Drying oven Download PDFInfo
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- CN108895805A CN108895805A CN201810581338.9A CN201810581338A CN108895805A CN 108895805 A CN108895805 A CN 108895805A CN 201810581338 A CN201810581338 A CN 201810581338A CN 108895805 A CN108895805 A CN 108895805A
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- drying oven
- heating
- heating chamber
- transmission device
- dried
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- 238000001035 drying Methods 0.000 title claims abstract description 114
- 238000010438 heat treatment Methods 0.000 claims abstract description 212
- 230000005540 biological transmission Effects 0.000 claims abstract description 69
- 238000012546 transfer Methods 0.000 claims abstract description 46
- 238000012806 monitoring device Methods 0.000 claims description 21
- 238000001514 detection method Methods 0.000 claims description 16
- 230000000740 bleeding effect Effects 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 15
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 description 13
- 239000000463 material Substances 0.000 description 9
- 239000002002 slurry Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 238000001291 vacuum drying Methods 0.000 description 5
- 238000004220 aggregation Methods 0.000 description 4
- 230000002776 aggregation Effects 0.000 description 4
- 239000003570 air Substances 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 230000010354 integration Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000013019 agitation Methods 0.000 description 2
- 238000010923 batch production Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000005674 electromagnetic induction Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000005693 optoelectronics Effects 0.000 description 2
- 238000000518 rheometry Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000010981 drying operation Methods 0.000 description 1
- 238000004100 electronic packaging Methods 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 230000005622 photoelectricity Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B15/00—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form
- F26B15/02—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in the whole or part of a circle
- F26B15/04—Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in the whole or part of a circle in a horizontal plane
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/04—Heating arrangements using electric heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/02—Applications of driving mechanisms, not covered by another subclass
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The present invention provides a kind of drying ovens, including：Furnace body is provided with heating chamber；Transmission device is arranged in the bottom of heating chamber, is provided with heating part on transmission device；Wherein, device to be dried is placed on transmission device, can be mobile with transmission device.The present invention realizes the automatic transfer of device to be dried, improves the degree of automation of product by setting transmission device, so that while guaranteeing the drying effect of device to be dried, the drying efficiency and intelligence degree of product are improved, artificial investment is reduced, reduces product operating cost；Further, by being arranged heating part on transmission device, when so that device to be dried being placed on transmission device, heating part can carry out the contact of short distance with device to be dried, to by the heat of generation first time, pass to device to be dried in time, the path of heat transmitting is shortened, the drying rate of device to be dried is accelerated, reduce the loss of heat, and then greatly reduces the energy consumption of product.
Description
Technical field
The present invention relates to drying oven manufacturing technology fields, in particular to a kind of drying oven.
Background technique
Thick film technology refers to a kind of microelectric technique applied to Electronic Packaging and interconnection, by printing to electric slurry
Brush, drying, sintering can form passive network on substrate, and micro-group dress in surface is recycled to finally constitute tool with Planar integration technology
There is the integrated circuit of certain function.Wherein, it after electric slurry screen painting, needs to carry out drying operation to it, that is, by device
Part is placed in a period of time in about 100 DEG C to 200 DEG C of temperature environment, in order in the printed component of removal or circuit easily
The ingredient of volatilization, and then be solidificated on substrate, it is allowed to be not likely to produce deformation.In the related technology, thick-film technique producing line utilizes chain type
Continuous tunnel furnace dries thick film component or circuit, and the heating part of chain type continuous tunnel furnace is arranged on the inner wall of heating chamber, this
Sample increase thick film component or circuit between heating part at a distance from, cause a large amount of thermal energy to be depleted, drying efficiency is low, together
When, since the setting position of heating part is fixed, therefore, the drying of the thick film component or circuit at different location is placed in heating chamber
Uneven heating, drying effect is poor, causes thick film component or the circuit meeting lesser bubble of residual fraction, thus to thick film component
Or the performance of circuit impacts, and causes poor user experience.
Summary of the invention
The present invention is directed to solve at least one of the technical problems existing in the prior art or related technologies.
For this purpose, the invention proposes a kind of drying ovens.
In view of this, the invention proposes a kind of drying ovens, including：Furnace body is provided with heating chamber；Transmission device, setting
In the bottom of heating chamber, heating part is provided on transmission device；Wherein, device to be dried is placed on transmission device, can be with transmission
Device is mobile.
A kind of drying oven provided by the invention includes furnace body and transmission device.By the way that transmission device is arranged, by device to be dried
Part (such as thick film component or circuit) is placed on transmission device, so that device to be dried can be with transmission device entering by heating chamber
Mouth is moved to outlet, realizes the automatic transfer of device to be dried, improves the degree of automation of product, in this way, can be according to tool
Body enters the quantity of device in heating chamber by transmission device in the actual use demand adjustment unit time so that guarantee to
While drying the drying effect of device, the drying efficiency and intelligence degree of product are improved, artificial investment is reduced, dropped
Low product operating cost；Further, by being arranged heating part on transmission device, so that device to be dried is placed in transmission
When on device, heating part can carry out the contact of short distance with device to be dried, and when drying oven work, heating part can be produced rapidly
Heat amount shortens the path of heat transmitting, adds to by the heat first time of generation, pass to device to be dried in time
The speed drying rate of device to be dried, reduces the loss of heat, and then greatly reduce the drying time of device to be dried
And the energy consumption of product, improve the service performance and the market competitiveness of product；Further, it is filled since heating part is arranged in transmission
It sets, device to be dried is placed on transmission device and can be mobile with transmission device, in this way, heating part is relative to device to be dried
Position is relatively fixed, that is, passed in the unit time heat of device to be dried be it is controllable, ensure that device to be dried is each
The consistency of the heat distribution at position realizes and treats drying device and be evenly heated, avoid because heat it is uneven due to cause to
The case where drying the lesser bubble of device residual fraction, and then influencing device service performance to be dried occurs, and improves drying
Effect.Meanwhile the structure setting is reasonable, easy to process, installation and subsequent disassembly, maintenance, production cost are low.
Above-mentioned drying oven according to the present invention can also have following additional technical feature：
In the above-mentioned technical solutions, it is preferable that transmission device includes：Bracket；Multiple transfer rollers, along moving for transmission device
Direction is disposed in parallel on bracket；Heating part is arranged on any of multiple transfer rollers.
In the technical scheme, transmission device includes bracket and multiple transfer rollers.By the way that multiple transfer rollers are filled along transmission
The moving direction set is disposed in parallel on bracket, in this way, multiple transfer rollers drive device to be dried to be moved while rolling
It is dynamic, and then guarantee the consistency of the speed of transmission device transmission article, improve the stability and reliability of product transmission；Into one
Step, it is arranged with heating part on any of multiple transfer rollers, during transmission device is mobile, realizes heating part
With the close contact of device to be dried, when drying oven work, it is ensured that the heat that generates can first when heating part works
Time passes to device to be dried in time, shortens the path of heat transmitting, accelerates the drying rate of device to be dried, mention
The drying efficiency of product has been risen, meanwhile, the structure setting of multiple transfer rollers makes when transmitting device to be dried, multiple transfer rollers
On heating part and the contact frequency of device to be dried it is relatively stable, this way it is ensured that the heat at each position of device to be dried
The consistency of distribution realizes being evenly heated for device to be dried, ensure that the effect and efficiency of drying；Further, it heats
The setting of the assembling structure of portion and transfer roller, reduces heating part to the occupancy of heating chamber inner space, convenient in heating chamber its
The rational deployment of his component, and then reduce the size of heating chamber, mitigate the weight of drying oven, reduce the investment of material, reduces
Production cost.
In any of the above-described technical solution, it is preferable that transfer roller is an integral structure with heating part.
In the technical scheme, transfer roller is an integral structure with heating part, because the mechanical property being an integral structure is good,
It can thus ensure the bonding strength between transfer roller and heating part, in addition, transfer roller can be also made into integration with heating part, batch
Amount production, to improve the production efficiency of product, reduces the production and processing cost of product.
Wherein it is preferred to which heating part is coated in the surface of transfer roller by way of coating, that is, heating part is with coating
The outer wall of form cladding transfer roller.Certainly, heating part can be also assembled together by way of adherency with transfer roller.
In any of the above-described technical solution, it is preferable that heating part includes：Coil layer；Soft magnetosphere, positioned at the outer of coil layer
Side.
In the technical scheme, heating part includes coil layer and soft magnetosphere.By coil layer and soft magnetosphere to print, etch,
The forms such as spraying are arranged on transfer roller, and when drying oven work, coil layer is by electromagnetic induction heating device to be dried, with reality
The purpose now dried, meanwhile, soft magnetosphere, which is located on the outside of coil layer, assemble soft magnetosphere can by magnetic field caused by coil layer,
And then the heat for generating electromagnetic heating is assembled, the heat that heating part is generated when working is at the first time, in large area
It acts on device to be dried, ensure that the thermally equivalent of device to be dried, reduce the loss of heat, improve the work of product
Make efficiency, meanwhile, which reduces the temperature rise of coil layer, ensure that the safety that drying oven uses.
In any of the above-described technical solution, it is preferable that drying oven further includes：The top of heating chamber is arranged in heating plate；Absolutely
The top of heating chamber is arranged in edge heat-conducting plate, folded to be located under heating plate.
In the technical scheme, drying oven further includes：Heating plate and insulating heat-conductive plate.Heating plate and insulating heat-conductive plate are located at
The top of heating chamber, heating part be arranged on transmission device, that is, device to be dried between heating part and insulating heat-conductive plate,
In this way, heating part and heating plate, which can treat drying device, carries out comprehensive, multi-angle heating, may be implemented to the fast of component
Speed is evenly heated, and ensure that faster heating-up time and heat more evenly are distributed；Further, folded be located at of insulating heat-conductive plate adds
Under hot plate, to support heating plate, play the role of the structural strength for enhancing heating plate, in the heat that guarantee generates heating plate
Can large area, ensure that safety and reliability that product uses while rapidly act on device to be dried, realize
Heat is uniformly distributed.
In any of the above-described technical solution, it is preferable that drying oven further includes：One end of exhaust tube, exhaust tube connects furnace body
Bleeding point, be conducted with heating chamber；Vacuum pump connects the other end of exhaust tube；Exhaust pipe connects the exhaust outlet of furnace body, with
Heating chamber is conducted.
In the technical scheme, since device to be dried, such as thick-film electronic slurry of thick film component or circuit are tools
There is the viscous fluid of non newtonian rheology, when the uneven or misoperation of slurry agitation, the often thick film after wire mark
It will form some bubbles in component or circuit, therefore, when thick film component or circuit are placed in heating chamber, start vacuum
Pump, vacuum pump by exhaust tube to being vacuumized in heating chamber so that thick film component or circuit are in the heating of vacuum
Intracavitary, vacuum environment can extract bubble caused by silk-screen out, to enable the complete levelling of slurry, eliminate in component
Product yield is improved in cavity.In addition, heating in vacuum can be interfered to avoid as brought by outside environmental elements, and can do
To volatile materials is effectively removed, heating efficiency is improved, the dry time is substantially reduced, meanwhile, after drying, very
Empty pump movement, is cooled down and is depressured in heating chamber by exhaust pipe, so as to the heating in vacuum of following cycle.
In any of the above-described technical solution, it is preferable that drying oven further includes：Insulating layer is distributed on the inner wall of heating chamber.
In the technical scheme, baking is worked as so that insulating layer is distributed on the inner wall of heating chamber by setting insulating layer in this way
When dry furnaceman makees, insulating layer can play the role of the aggregation that comprehensive, multi-angle and various dimensions are carried out to heat, reduce heat
It scatters and disappears, reduces energy consumption, so that keeping the heating environment of a constant temperature in heating chamber, improve the efficiency of drying, meanwhile, heat preservation
The setting of layer ground can be played the role of completely cutting off heating chamber outside air, and extraneous cold air is avoided to reduce indirectly in a manner of heat transmitting
The case where heating cavity temperature occurs, and further ensures the working efficiency of drying oven.
In any of the above-described technical solution, it is preferable that drying oven further includes：Fire door, can be rotated or movably lid closes
In the opening of the side wall of furnace body, opening is conducted with heating chamber；Interconnecting piece is separately connected fire door and furnace body.
In the technical scheme, fire door rotationally cover conjunction in the opening of the side wall of furnace body, when fire door rotate, furnace body
Opening on side wall is exposed, and drying device can be entered in heating chamber by opening, and when being dried, fire door resets lid and closes in furnace
In the opening of the side wall of body, play the role of sealing, ensure that the independence and insulating of heating chamber；Further, fire door can
Movably lid closes in the opening of the side wall of furnace body, when fire door is mobile (it such as moves, or oliquely downward moves obliquely upward, or
It is mobile to surface or mobile to underface, or move in the horizontal direction), the opening on the side wall of furnace body is exposed, and device is dried
It can be entered in heating chamber by opening, when being dried, fire door, which is resetted and then covered, to be closed in the opening of the side wall of furnace body, is played
The effect of sealing ensure that the independence and insulating of heating chamber；Further, interconnecting piece is separately connected fire door and furnace body, borrows
Opening and closing of the fire door relative to furnace body are realized by interconnecting piece, ensure that the structure without clamping stagnation and junction of fire door rotation
Strength and stability.
In any of the above-described technical solution, it is preferable that drying oven further includes：Photoelectric detection system is arranged on furnace body, leans on
Nearly opening；Controller connects photoelectric detection system and transmission device positioned at the lower section of furnace body.
In the technical scheme, drying oven further includes：Photoelectric detection system and controller, so that controller connection photoelectricity inspection
Device and transmission device are surveyed, in this way, when before the fire door that device to be dried comes drying oven with conveying device, photoelectric detection system
It detects signal, and transmits signals to controller, controller controls oven door opening, so that conveying device is opposite with transmission device
It connects, device to be dried in this way can enter in heating chamber by transmission device, which improves the automatic of drying oven
Change degree realizes the intelligence of discharging, haul and drying, avoids artificial investment, temperature mistake when due to drying oven work
Height, therefore, the probability of generation safety accident can be reduced by reducing artificial investment, improves the reliability and stabilization that product uses
Property.
In any of the above-described technical solution, it is preferable that drying oven further includes：Monitoring device is arranged on furnace body, connection control
Device processed, for monitoring temperature and vacuum degree in heating chamber.
In the technical scheme, by the way that monitoring device is arranged, so that monitoring device is arranged on furnace body, and monitoring is filled
Connection controller is set, the temperature and vacuum degree that such monitoring device detects in heating chamber can pass to control at the first time
Device, so that controller is according to the working condition of the real-time behavior adjustment drying oven in heating chamber, monitoring device plays data
The effect of acquisition provides real-time data basis for the stable operation of drying oven.Specifically, monitoring device can be placed in heating chamber
Interior, detection device can be also placed on the outer wall of furnace body.
Additional aspect and advantage of the invention will become obviously in following description section, or practice through the invention
Recognize.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, wherein：
Fig. 1 is the cross-sectional view of the drying oven of one embodiment of the invention；
Fig. 2 is the cross-sectional view of the drying oven of another embodiment of the present invention.
Wherein, the corresponding relationship in Fig. 1 and Fig. 2 between appended drawing reference and component names is：
1 drying oven, 10 furnace bodies, 102 heating chambers, 20 transmission devices, 202 heating parts, 204 transfer rollers, 30 heating plates, 40 absolutely
Edge heat-conducting plate, 50 exhaust tubes, 60 vacuum pumps, 70 exhaust pipes, 80 insulating layers, 90 fire doors, 100 interconnecting pieces, 110 controllers, 120 prisons
Survey device.
Specific embodiment
To better understand the objects, features and advantages of the present invention, with reference to the accompanying drawing and specific real
Applying mode, the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also
To be implemented using other than the one described here other modes, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
The drying oven 1 described according to some embodiments of the invention is described referring to Fig. 1 and Fig. 2.
As shown in Figure 1, the embodiment of the present invention proposes a kind of drying oven 1, including：Furnace body 10, is provided with heating chamber
102；Transmission device 20 is arranged in the bottom of heating chamber 102, heating part 202 is provided on transmission device 20；Wherein, to be dried
Device is placed on transmission device 20, can be mobile with transmission device 20.
A kind of drying oven 1 provided by the invention includes furnace body 10 and transmission device 20.It, will be to by the way that transmission device 20 is arranged
Drying device (such as thick film component or circuit) be placed on transmission device 20 so that device to be dried can with transmission device 20 by
The entrance of heating chamber 102 is moved to outlet, realizes the automatic transfer of device to be dried, improves the degree of automation of product,
In this way, can be according to the device entered in the specific actual use demand adjustment unit time by transmission device 20 in heating chamber 102
Quantity so that improving the drying efficiency and intelligence degree of product while guaranteeing the drying effect of device to be dried；
Further, by being arranged heating part 202 on transmission device 20, when so that device to be dried being placed on transmission device 20,
Heating part 202 can carry out the contact of short distance with device to be dried, and when drying oven 1 works, heating part 202 can be generated rapidly
Heat shortens the path of heat transmitting, accelerates to by the heat first time of generation, pass to device to be dried in time
The drying rate of device to be dried, reduces the loss of heat, so greatly reduce device to be dried drying time and
The energy consumption of product improves the service performance and the market competitiveness of product；Further, since the setting of heating part 202 is transmitting
On device 20, device to be dried is placed on transmission device 20 and can be mobile with transmission device 20, in this way, heating part 202 relative to
The position of device to be dried is relatively fixed, that is, passed in the unit time heat of device to be dried be it is controllable, ensure that
The consistency for drying the heat distribution at each position of device, realizes and treats being evenly heated for drying device, avoid because heating not
The case where uniformly leading to the lesser bubble of device residual fraction to be dried, and then influencing device service performance to be dried, occurs,
Improve the effect of drying.Meanwhile the structure setting is reasonable, easy to process, installation and subsequent disassembly, maintenance, production cost
It is low.
In one embodiment of the invention, it is preferable that as shown in Figure 1, transmission device 20 includes：Bracket；Multiple transmission
Roller 204, the moving direction along transmission device 20 are disposed in parallel on bracket；It is arranged on any of multiple transfer rollers 204
There is heating part 202.
In this embodiment, transmission device 20 includes bracket and multiple transfer rollers 204.By by multiple 204 edges of transfer roller
The moving direction of transmission device 20 is disposed in parallel on bracket, in this way, multiple transfer rollers 204 roll while drive it is to be dried
Device is moved, and then guarantees that transmission device 20 transmits the consistency of the speed of article, improves the stability of product transmission
And reliability；Further, it is arranged with heating part 202 on any of multiple transfer rollers 204, it is mobile in transmission device 20
During, the close contact of heating part 202 Yu device to be dried is realized, when drying oven 1 works, it is ensured that heating
When portion 202 works the heat that generates can at the first time, pass to device to be dried in time, shorten the path of heat transmitting, add
The speed drying rate of device to be dried, improves the drying efficiency of product, meanwhile, the structure setting of multiple transfer rollers 204 makes
It obtains when transmitting device to be dried, the heating part 202 and the contact frequency of device to be dried on multiple transfer rollers 204 are relatively steady
It is fixed, this way it is ensured that the consistency that the heat at each position of device to be dried is distributed, realizes the uniform of device to be dried and adds
Heat ensure that the effect and efficiency of drying；Further, the assembling structure of heating part 202 and transfer roller 204 is arranged, and reduces
Heating part 202 convenient for the rational deployment of other component in heating chamber 102, and then subtracts the occupancy of 102 inner space of heating chamber
The size of small heating chamber 102 mitigates the weight of drying oven 1, reduces the investment of material, reduce production cost.
In one embodiment of the invention, it is preferable that transfer roller 204 is an integral structure with heating part 202.
In this embodiment, transfer roller 204 is an integral structure with heating part 202, because of the mechanical property being an integral structure
It can be good, it is thus possible to ensure the bonding strength between transfer roller 204 and heating part 202, in addition, by transfer roller 204 and can also add
Hot portion 202 is made into integration, and batch production to improve the production efficiency of product, reduces the production and processing cost of product.
Wherein it is preferred to which heating part 202 is coated in the surface of transfer roller 204 by way of coating, that is, heating part 202
The outer wall of transfer roller 204 is coated in the form of coating.Certainly, heating part 202 also can be by way of adhering to or fastening and transmission
Roller 204 is assembled together.
In specific embodiment, heating part 202 and transfer roller 204 are split type structure, heating part 202 by fastener or with
The mode of engaging is assembled together with transfer roller 204.
In one embodiment of the invention, it is preferable that heating part 202 includes：Coil layer；Soft magnetosphere is located at coil layer
Outside.
In this embodiment, heating part 202 includes coil layer and soft magnetosphere.By coil layer and soft magnetosphere to print, etch,
The forms such as spraying are arranged on transfer roller 204, and when drying oven 1 works, coil layer passes through electromagnetic induction heating device to be dried,
To realize the purpose of drying, meanwhile, soft magnetosphere, which is located on the outside of coil layer, makes soft magnetosphere can be by magnetic field caused by coil layer
Aggregation, and then the heat aggregation that electromagnetic heating is generated, the heat first time that heating part 202 is generated when working,
It is acted on device to be dried in large area, ensure that the thermally equivalent of device to be dried, reduced the loss of heat, improve
The working efficiency of product, meanwhile, which reduces the temperature rise of coil layer, ensure that the safety that drying oven 1 uses.
In one embodiment of the invention, it is preferable that as depicted in figs. 1 and 2, drying oven 1 further includes：Heating plate 30,
The top of heating chamber 102 is set；The top of heating chamber 102 is arranged in insulating heat-conductive plate 40, folded to be located under heating plate 30.
In this embodiment, drying oven 1 further includes：Heating plate 30 and insulating heat-conductive plate 40.Heating plate 30 and insulating heat-conductive
Plate 40 is located at the top of heating chamber 102, and heating part 202 is arranged on transmission device 20, that is, device to be dried is located at heating part
Between 202 and insulating heat-conductive plate 40, in this way, heating part 202 and heating plate 30, which can treat drying device, carries out comprehensive, multi-angle
Heating, the rapid and uniform heating to component may be implemented, ensure that faster heating-up time and heat more evenly are distributed；
Further, insulating heat-conductive plate 40 is folded is located under heating plate 30, to support heating plate 30, plays the structure of enhancing heating plate 30
The effect of intensity, guarantee by heat that heating plate 30 generates can large area, rapidly act on device to be dried while
It ensure that the safety and reliability that product uses, realize being uniformly distributed for heat.
In specific embodiment, heating plate 30 and insulating heat-conductive plate 40 are an integral structure, because of the mechanics being an integral structure
Performance is good, it is thus possible to ensure the bonding strength between heating plate 30 and insulating heat-conductive plate 40, in addition, can also be by 30 He of heating plate
Insulating heat-conductive plate 40 is made into integration, and batch production to improve the production efficiency of product, reduces the production and processing cost of product.
In specific embodiment, insulating heat-conductive plate 40 is high heat conductance insulation board.The value model of the thickness of insulating heat-conductive plate 40
Enclose for：1mm to 2mm, when the thickness of insulating heat-conductive plate 40 is less than 1mm, the heating conduction of insulating heat-conductive plate 40 is poor, not can guarantee
The heat of heating plate 30 is effectively conducted, high to the occupancy of heating chamber 102 when the thickness of insulating heat-conductive plate 40 is greater than 2mm,
It is not easy to the rational deployment of other component, increases the volume and weight of drying oven 1, causes the investment for needing to increase material, it is raw
It produces at high cost.Specifically, the area of insulating heat-conductive plate 40 is greater than the area of heating plate 30.
In one embodiment of the invention, it is preferable that as shown in Fig. 2, drying oven 1 further includes：Exhaust tube 50, exhaust tube
The bleeding point of 50 one end connection furnace body 10, is conducted with heating chamber 102；Vacuum pump 60 connects the other end of exhaust tube 50；Row
Tracheae 70 connects the exhaust outlet of furnace body 10, is conducted with heating chamber 102.
In this embodiment, since device to be dried, such as thick-film electronic slurry of thick film component or circuit are that have
The viscous fluid of non newtonian rheology, when the uneven or misoperation of slurry agitation, often the thick film after wire mark is first
It will form some bubbles in device or circuit, therefore, when thick film component or circuit are placed in heating chamber 102, starting is true
Sky pump 60, vacuum pump 60 by exhaust tube 50 to being vacuumized in heating chamber 102 so that thick film component or circuit are in
In the heating chamber 102 of vacuum, vacuum environment can be extracted bubble caused by silk-screen out, thus enable the complete levelling of slurry,
The cavity in component is eliminated, product yield is improved.In addition, heating in vacuum can be to avoid as brought by outside environmental elements
Interference, and can accomplish to be effectively removed volatile materials, heating efficiency is improved, the dry time is substantially reduced, meanwhile, when
After drying, vacuum pump 60 is acted, and is cooled down and is depressured in heating chamber 102 by exhaust pipe 70, so as to following cycle
Heating in vacuum.
In one embodiment of the invention, it is preferable that as depicted in figs. 1 and 2, drying oven 1 further includes：Insulating layer 80,
It is distributed on the inner wall of heating chamber 102.
In this embodiment, by the way that insulating layer 80 is arranged, so that insulating layer 80 is distributed on the inner wall of heating chamber 102, this
For sample when drying oven 1 works, insulating layer 80 can play the role of the aggregation that comprehensive, multi-angle and various dimensions are carried out to heat,
Scattering and disappearing for heat is reduced, so that remaining the heating environment of a constant temperature in heating chamber 102, energy consumption is reduced, improves baking
Dry efficiency, meanwhile, the setting of 80 ground of insulating layer can be played the role of completely cutting off 102 outside air of heating chamber, avoid extraneous cold sky
The case where gas reduces temperature in heating chamber 102 in a manner of heat transmitting indirectly generation further ensures the work effect of drying oven 1
Rate.
In specific embodiment, insulating layer 80 is the low high-temperature flame-proof insulating layer of thermal conductivity.The value of the thickness of insulating layer 80
Range is 30mm-100mm, and when the thickness of insulating layer 80 is less than 30mm, the heat insulation effect of insulating layer 80 is poor, causes heat by protecting
The probability of outflow heating chamber 102 increases outside warm layer 80, and cool ambient air is caused to lower heating chamber indirectly in a manner of heat transmitting
The probability of temperature in 102 increases；It is high to the occupancy of heating chamber 102 when the thickness of insulating layer 80 is greater than 100mm, it is inconvenient
In the rational deployment of other component, the volume and weight of drying oven 1 are increased, causes the investment for needing to increase material, is produced into
This height.
In one embodiment of the invention, it is preferable that as shown in Figure 1, drying oven 1 further includes：Fire door 90, can be rotated or
Movably lid closes in the opening of the side wall of furnace body 10, and opening is conducted with heating chamber 102；Interconnecting piece 100, is separately connected furnace
Door 90 and furnace body 10.
In this embodiment, fire door 90 rotationally covers conjunction in the opening of the side wall of furnace body 10, when the rotation of fire door 90, furnace
Opening on the side wall of body 10 is exposed, and drying device can be entered in heating chamber 102 by opening, when being dried, fire door 90
Lid closes in the opening of the side wall of furnace body 10, plays the role of sealing, ensure that the independence and insulating of heating chamber 102；Into
One step, fire door 90 movably covers conjunction in the opening of the side wall of furnace body 10, when fire door 90 is mobile (as moved obliquely upward
It is dynamic, or oliquely downward move, or mobile to surface, or mobile to underface, or move in the horizontal direction), the side of furnace body 90
Opening on wall is exposed, and drying device can be entered in heating chamber 102 by opening, and when being dried, fire door 90 resets in turn
Lid closes in the opening of the side wall of furnace body 10, plays the role of sealing, ensure that the independence and insulating of heating chamber 102；Into
One step, interconnecting piece 100 is separately connected fire door 90 and furnace body 10, realizes fire door 90 relative to furnace body 10 by interconnecting piece 100
Opening and closing ensure that the structural strength and stability without clamping stagnation and junction that fire door 90 rotates.
In one embodiment of the invention, it is preferable that drying oven 1 further includes：Photoelectric detection system is arranged in furnace body 10
On, close to opening；Controller 110 connects photoelectric detection system and transmission device 20 positioned at the lower section of furnace body 10.
In this embodiment, drying oven 1 further includes：Photoelectric detection system and controller 110, so that controller 110 connects
Photoelectric detection system and transmission device 20, in this way, when device to be dried is come before the fire door 90 of drying oven 1 with conveying device,
Photoelectric detection system detects signal, and transmits signals to controller 110, and controller 110 controls fire door 90 and opens, so that fortune
Material device is connected to each other with transmission device 20, and device to be dried in this way can enter in heating chamber 102 by transmission device 20, should
Structure setting improves the degree of automation of drying oven 1, realizes the intelligence of discharging, haul and drying, avoids artificial throwing
Entering, temperature when being worked due to drying oven 1 is excessively high, therefore, the probability of generation safety accident can be reduced by reducing artificial investment,
Improve the reliability and stability that product uses.
In one embodiment of the invention, it is preferable that as shown in Fig. 2, drying oven 1 further includes：Monitoring device 120, if
It sets on furnace body 10, controller 110 is connected, for monitoring temperature and vacuum degree in heating chamber 102.
In this embodiment, by the way that monitoring device 120 is arranged, so that monitoring device 120 is arranged on furnace body 10, and make
Monitoring device 120 connects controller 110, and the temperature and vacuum degree that such monitoring device 120 detects in heating chamber 102 can the
One time passed to controller 110, so that controller 110 is according to the real-time behavior adjustment drying oven 1 in heating chamber 102
Working condition, monitoring device 120 play the role of data acquisition, provide real-time data base for the stable operation of drying oven 1
Plinth.Specifically, monitoring device 120 can be placed in heating chamber 102, and detection device can be also placed on the outer wall of furnace body 10.
In specific embodiment, exhaust tube 50 and exhaust pipe 70 are provided on the side wall of furnace body 10.One end of exhaust tube 50 connects
The bleeding point for connecing furnace body 10 is conducted with heating chamber 102；Exhaust pipe 70 connects the exhaust outlet of furnace body 10, leads with 102 phase of heating chamber
It is logical.Furnace body 10 is connect by exhaust tube 50 with vacuum pump 60, and fire door 90 is connect by interconnecting piece 100 with furnace body 10；Controller 110
It is connect for controlling pumping, deflation and the opening and closing of fire door 90 with computer positioned at 10 lower part of furnace body.On the side wall of furnace body 10
Opening quantity be two, be entrance and exit respectively.Photoelectric detection system is optoelectronic switch, and optoelectronic switch is set to furnace body 10
Entrance before, for detecting whether there is component to need to dry, to realize automation control, enormously simplify manual operation
Process.
In specific embodiment, monitoring device 120 is arranged in heating chamber 102, and any of multiple transfer rollers 204 are upper equal
It is arranged with heating part 202, the side that heating part 202 is in contact with device to be dried to insulating heat-conductive plate 40 is towards heating part 202
The value range of the distance of side is：50mm-150mm；Monitoring device 120 includes sensor, measuring instrumentss and alarm, behaviour
Make situations such as personnel intuitively can understand in-furnace temperature, vacuum degree by measuring instrumentss, improves safety.
In specific embodiment, each junction of furnace body 10 is equipped with sealing ring and sealant, guarantees what furnace body 10 had had
Leakproofness.
In specific embodiment, drying oven 1 is automatic vacuum drying oven, has detected whether component by photoelectric detection system
Need to carry out heating, drying, controller 110 controls entire heating process, realizes complete automation control, and operator only needs
It just will appreciate that the process entirely heated by observing and recording, reduce workload to big degree.The knot of the automatic vacuum drying oven
Structure setting, therefore processing efficiency and production can be significantly increased in easy to operate, homogeneous heating, heating efficiency with higher
Quality.In addition, lesser structure and preferable heat insulation effect can be effectively reduced vacuum drying furnace operating cost, energy is improved
The utilization rate in source.
In specific embodiment, firstly, operator presses start button, in the good corresponding running parameter of computer installation.
When work, component to be dried is placed on support plate, vacuum drying stokehold is transported to by conveyer belt, when photoelectric detection system is examined
When measuring component, the controller 110 of 10 lower part of furnace body controls fire door 90 and automatically opens, while multiple transfer rollers 204 are transported
Turn but do not execute heating, component is transported into heating chamber 102 from inlet under the action of multiple transfer roller 204.Component is complete
After full entrance, fire door 90 is closed at this time, then starts vacuum pump 60 and heating chamber 102 is vacuumized by exhaust tube 50, if
Monitoring device 120 detects that vacuum degree is more than predetermined value, and the baroceptor of monitoring device 120 has detected gas leakage situation, will
Trigger the alarm equipment alarm of monitoring device 120.
In specific embodiment, when the vacuum degree in heating chamber 102 reaches preset value, thick-film heating plate 30 and heating part
202 are powered simultaneously starts to heat component.Here, insulating heat-conductive plate 40 with a thickness of 2mm, can be by thick-film heating plate
Be transferred to heating chamber 102 after thermal homogenization caused by heating part 202, it is equal to guarantee that component is heated in heating chamber 102
It is even.Meanwhile the monitoring device 120 of arranged distribution measures temperature in heating chamber 102, by collected temperature data in instrument
It shows in table, and is recorded by computer, operator is facilitated to observe in real time.If temperature is more than the set upper limit, can equally trigger
Alarm.
In specific embodiment, side that heating part 202 is in contact with device to be dried to insulating heat-conductive plate 40 is towards heating
The distance of 202 side of portion is 50mm, cavity temperature can be made to increase in a short period of time, and ensure that stable heating ring
Border.Insulating layer 80 in heating chamber 102 is the high-temperature refractory of 50mm thickness lower thermal conductivity, can reduce the loss of heat, real
Now preferable heat insulation effect.
In specific embodiment, after being heated to component, heating bore is cooled down and is depressured by exhaust pipe 70,
When temperature and air pressure drop are down to preset value, controller 110 controls interconnecting piece 100 and acts, so that opening fire door 90, component quilt
It is carried out furnace body 10.
In specific embodiment, during vacuum drying furnaceman makees, multiple transfer rollers 204, which remain, at the uniform velocity to be operated, behaviour
Making personnel can be controlled by revolving speed of the computer to transfer roller 204.
In specific embodiment, monitoring device 120 includes：Sensor, measuring instrumentss and alarm, wherein sensor should wrap
Include baroceptor, vacuum sensor, temperature sensor, motor speed sensor.
In the present invention, term " multiple " then refers to two or more, unless otherwise restricted clearly.Term " peace
Dress ", " connected ", " connection ", the terms such as " fixation " shall be understood in a broad sense, can also be with for example, " connection " may be a fixed connection
It is to be detachably connected, or be integrally connected；" connected " can be directly connected, can also be indirectly connected through an intermediary.It is right
For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one reality of the invention
It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or reality
Example.Moreover, description particular features, structures, materials, or characteristics can in any one or more of the embodiments or examples with
Suitable mode combines.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of drying oven, which is characterized in that including：
Furnace body is provided with heating chamber；
Transmission device is arranged in the bottom of the heating chamber, is provided with heating part on the transmission device；
Wherein, device to be dried is placed on the transmission device, can be mobile with the transmission device.
2. drying oven according to claim 1, which is characterized in that
The transmission device includes：
Bracket；
Multiple transfer rollers, the moving direction along the transmission device are set side by side on the bracket；
The heating part is arranged on any of the multiple transfer roller.
3. drying oven according to claim 2, which is characterized in that
The transfer roller is an integral structure with the heating part.
4. drying oven according to any one of claim 1 to 3, which is characterized in that
The heating part includes：
Coil layer；
Soft magnetosphere, positioned at the outside of the coil layer.
5. drying oven according to any one of claim 1 to 3, which is characterized in that the drying oven further includes：
The top of the heating chamber is arranged in heating plate；
The top of the heating chamber is arranged in insulating heat-conductive plate, folded to be located under the heating plate.
6. drying oven according to any one of claim 1 to 3, which is characterized in that the drying oven further includes：
Exhaust tube, one end of the exhaust tube connect the bleeding point of the furnace body, are conducted with the heating chamber；
Vacuum pump connects the other end of the exhaust tube；
Exhaust pipe connects the exhaust outlet of the furnace body, is conducted with the heating chamber.
7. drying oven according to any one of claim 1 to 3, which is characterized in that the drying oven further includes：
Insulating layer is distributed on the inner wall of the heating chamber.
8. drying oven according to any one of claim 1 to 3, which is characterized in that the drying oven further includes：
Fire door, can be rotated or movably lid closes in the opening of the side wall of the furnace body, the opening and the heating chamber phase
Conducting；
Interconnecting piece is separately connected the fire door and the furnace body.
9. drying oven according to claim 8, which is characterized in that the drying oven further includes：
Photoelectric detection system is arranged on the furnace body, close to the opening；
Controller connects the photoelectric detection system and the transmission device positioned at the lower section of the furnace body.
10. drying oven according to claim 9, which is characterized in that the drying oven further includes：
Monitoring device is arranged on the furnace body, the controller is connected, for monitoring temperature and vacuum in the heating chamber
Degree.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810581338.9A CN108895805A (en) | 2018-06-07 | 2018-06-07 | Drying oven |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810581338.9A CN108895805A (en) | 2018-06-07 | 2018-06-07 | Drying oven |
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| CN108895805A true CN108895805A (en) | 2018-11-27 |
Family
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| CN112833653A (en) * | 2021-01-21 | 2021-05-25 | 程晓东 | Environment-friendly five metals is sprayed paint and is used drying equipment |
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