CN207669833U - Hot-air-circulation oven in plastic annealing - Google Patents
Hot-air-circulation oven in plastic annealing Download PDFInfo
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- CN207669833U CN207669833U CN201721919020.4U CN201721919020U CN207669833U CN 207669833 U CN207669833 U CN 207669833U CN 201721919020 U CN201721919020 U CN 201721919020U CN 207669833 U CN207669833 U CN 207669833U
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- air duct
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Abstract
Hot-air-circulation oven in being made annealing treatment the utility model discloses plastic, including oven main body, intake stack is arranged in the top of the oven main body, intake stack connects the wind turbine being arranged inside oven main body through oven main body, wind turbine connects main air duct, fresh air filter plate is added between wind turbine and main air duct, air outlet is arranged in the both sides of main air duct, air outlet is connected to drying room, angle between the bottom surface of drying room and the bottom surface of oven main body is less than 90 °, aqueous vapor filter plate is additionally arranged between air outlet and drying room, one end of the end connection cycle air hose of main air duct, recycle the upper end of the other end connection main air duct of air hose, deflector is added between the nozzle and the upper end tube nozzle of main air duct of cycle air hose, it is also provided with Far infrared heating plate on the madial wall of oven main body.The utility model overcomes that traditional hot-air-circulation oven power consumption is larger by the way of Far-infrared Heating, the problem of drying effect difference, improves the efficiency of plastic annealing.
Description
Technical field
The utility model is related to injection molding fields, and in particular to the hot-air-circulation oven in plastic annealing.
Background technology
Injection molding process is the extremely important type of skill in plastic products processing, and the plastic part processing of most industries is equal
Injection molding process is needed to complete.Involved industry and field is very wide, as food, electronic apparatus, instrument, vapour rubs,
The plastic components that injection molding process manufactures all can be used in the industries such as daily, chemical industry, agricultural, transport.Injection molding is plastics
A kind of important method of product molding.Almost all of thermoplastic, a variety of thermosetting plasticses and rubber all can with this method at
Type.In China, injection moulded products account for about 30% or so of plastic products total amount at present, and injection molding machine accounts for the plastics machinery gross output value
38% or so.Injection molding can manufacture the product of variously-shaped, size, precision, performance requirement.Injection-molded item includes small to several grams
Even several milligrams of various instrument pinion gears, microelectronic element, the micro- instrument of medical treatment etc., arrive greatly several kilograms of television set, washing machine
The product of shell, automotive plastic part or even a few myriagrams.Currently, injection molding technology is most common method in plastic processing
One of, it can be used to the extremely complex plastic part of production space geometry.In recent years, various injection molding technologies achieve aobvious
The progress of work, development general trend are constantly to meet macromolecule system to send out to Highgrade integration, high-precision, high yield etc.
The control to the state of aggregation of product material, phase morphology, tissue state etc. is realized in the requirement of exhibition, or is realized different to product progress
Material it is compound, farthest play polymer characteristic, reach the high performance purpose of product.Further investigate plastic injection
Forming technique and injection molding apparatus, overcome the defects of product, require have weight to the life of scientific and technological progress and people's high standard
Want meaning.
During injection-molded item production molding, due to the uneven of raw material plasticizing or the mold temperature in injection moulding
It is unbalanced, the speed that makes to cool when product molding is inconsistent, causes product to generate uneven crystallization, be orientated and shrink, knot
Fruit makes product generate internal stress.Due to the effect of internal stress in product, in use or storage, the performance of product change or
Person occurs deforming or phenomena such as crackle.In order to eliminate or reduce the internal stress in moulded products, product is avoided to store or applying
When generate larger deformation or cracking, some products after molding will be made annealing treatment.The method for annealing of injection-molded item is just
It is the injection-molded item after shaping and demoulding to be placed in the baking oven of hot-air cycle, heating temperature will be less than the thermal deformation temperature of product
20 DEG C or so of degree, after heat treatment time reaches requirement, product is cooled to room temperature slowly together with medium.Traditional hot-air cycle
Baking oven power consumption is larger, while the drying technology used more lags, and the effect of drying is poor, is unfavorable for improving the work of Shooting Technique
Make efficiency.
Utility model content
Technical problem to be solved in the utility model is that traditional hot-air-circulation oven power consumption is larger, is used simultaneously
Drying technology more lag, the effect of drying is poor, be unfavorable for improve Shooting Technique working efficiency, and it is an object of the present invention to provide plastic
Hot-air-circulation oven in annealing, solves that traditional hot-air-circulation oven power consumption is larger, while the drying used
Technology more lags, and the effect of drying is poor, the problem of being unfavorable for improving the working efficiency of Shooting Technique.
The utility model is achieved through the following technical solutions：
Hot-air-circulation oven in plastic annealing, including oven main body, the top of the oven main body be arranged into
Wind pipeline, intake stack connect the wind turbine being arranged inside oven main body through oven main body, and wind turbine connects main air duct, main air duct
Both sides air outlet is set, air outlet is connected to drying room, and the angle between the bottom surface of drying room and the bottom surface of oven main body is less than
90 °, one end of the end connection cycle air hose of main air duct, cycle air hose extends along oven main body inner wall, recycles the another of air hose
End is connected to the upper end of main air duct, and Far infrared heating plate is also provided on the madial wall of oven main body.The method for annealing of injection-molded item
Exactly the injection-molded item after shaping and demoulding is placed in the baking oven of hot-air cycle, heating temperature will be less than the thermal deformation of product
20 DEG C or so of temperature, after heat treatment time reaches requirement, product is cooled to room temperature slowly together with medium.Traditional hot-air follows
Ring baking oven power consumption is larger, while the drying technology used more lags, and the effect of drying is poor, is unfavorable for improving Shooting Technique
Working efficiency.The utility model uses Far infrared heating plate, the heating side such as Far-infrared Heating and traditional steam, hot wind and resistance
Method is compared, and has heating speed is fast, new product is high-quality, occupation area of equipment is small, producing cost is low and the efficiency of heating surface is high etc. to be permitted
More advantages.Electrical heating is replaced with it, power savings are especially notable, can generally economize on electricity 30% or so, and individual occasions are even up to
60%~70%；Wind turbine injects air into main air duct by intake stack, and the air in main air duct is by Far infrared heating plate
After heating, drying room is entered by air outlet, while hot-air is via the cycle air hose being arranged in main air duct end, again from
Main air duct upper end enters main air duct, realizes the technical purpose of convector so that the effect of drying is more preferable, carries simultaneously
The high efficiency of plastic annealing treating process.
As being further improved for said program, fresh air filter plate is added between the wind turbine and main air duct, is passed through
The air that wind turbine enters is generally humid air, and fresh air filter plate uses dry filter plate, can absorb the aqueous vapor in humid air, keep away
Exempt from aqueous vapor and enters the drying efficiency that main air duct influences drying box.
Further, deflector, the width of deflector are added between the nozzle and the upper end tube nozzle of main air duct of the cycle air hose
Degree is more than the width of cycle air hose can avoid the hot-air in main air duct from returning when deflector is perpendicular to the air port of cycle air hose
Cycle air hose is flowed into, and when recycling the stream of hot air in air hose through air port, deflector can be started by hot-air, realize hot-air
The purpose of cycle.
Further, aqueous vapor filter plate is additionally arranged between the air outlet and drying room, the annealed place of plastic in drying room
Comprehend and generate a small amount of aqueous vapor, aqueous vapor filter plate uses dry filter plate, can absorb the aqueous vapor of plastic generation, aqueous vapor is avoided to enter
Main air duct influences the drying efficiency of drying box.
Further, the height of the Far infrared heating plate is equal to the height of cycle air hose, and cycle air hose is in Far-infrared Heating
Horizontal area in plate reaches maximum, to realize the purpose for making full use of resource, further improves the efficiency of drying.
The utility model compared with prior art, has the following advantages and advantages：
1, the utility model plastic annealing in hot-air-circulation oven, have it is simple in structure, production cost is low, and
The advantages of personnel's operation easy to operation；
2, the hot-air-circulation oven in the utility model plastic annealing is overcome by the way of Far-infrared Heating
Traditional hot-air-circulation oven power consumption is larger, the problem of drying effect difference, improves the efficiency of plastic annealing.
Description of the drawings
Attached drawing described herein is used for providing further understanding the utility model embodiment, constitutes the one of the application
Part does not constitute the restriction to the utility model embodiment.In the accompanying drawings：
FIG. 1 is a schematic structural view of the utility model.
Label and corresponding parts title in attached drawing：
1- oven main bodies, 2- intake stacks, 3- wind turbines, 4- main air ducts, 5- air outlets, 6- drying rooms, 7- recycle air hose, 8-
Far infrared heating plate, 9- fresh air filter plates, 10- deflectors, 11- aqueous vapor filter plates.
Specific implementation mode
To make the purpose of this utility model, technical solution and advantage be more clearly understood, with reference to embodiment and attached drawing,
The utility model is described in further detail, and the exemplary embodiment and its explanation of the utility model are only used for explaining this
Utility model is not intended to limit the scope of the present invention.
Embodiment
As shown in Figure 1, the hot-air-circulation oven in the utility model plastic annealing, including oven main body 1, it is described
Intake stack 2 is arranged in the top of oven main body 1, and intake stack 2 is arranged through the connection of oven main body 1 inside oven main body 1
Wind turbine 3, wind turbine 3 connect main air duct 4, fresh air filter plate 9 are added between wind turbine 3 and main air duct 4, the air entered by wind turbine 3
Generally humid air, fresh air filter plate 9 use dry filter plate, can absorb the aqueous vapor in humid air, aqueous vapor is avoided to enter master
Air duct 4 influences the drying efficiency of drying box；Air outlet 5 is arranged in the both sides of main air duct 4, and air outlet 5 is connected to drying room 6, drying room 6
Bottom surface and the bottom surface of oven main body 1 between angle be less than 90 °, aqueous vapor filter plate is additionally arranged between air outlet 5 and drying room 6
11, the annealed processing of plastic in drying room 6 will produce a small amount of aqueous vapor, and aqueous vapor filter plate 11 uses dry filter plate, can inhale
The aqueous vapor that plastic generates is received, aqueous vapor is avoided to enter the drying efficiency that main air duct 4 influences drying box；The end connection of main air duct 4 follows
One end of bostle pipe 7, cycle air hose 7 extend along 1 inner wall of oven main body, and the other end of cycle air hose 7 is connected to the upper of main air duct 4
End, adds deflector 10 between the nozzle and the upper end tube nozzle of main air duct 4 of cycle air hose 7, the width of deflector 10 is more than cycle
The width of air hose 7 can avoid the hot air reflow in main air duct 4 from entering to follow when deflector 10 is perpendicular to the air port of cycle air hose 7
Bostle pipe 7, and when recycling the stream of hot air in air hose 7 through air port, deflector 10 can be started by hot-air, realize that hot-air follows
The purpose of ring；Far infrared heating plate 8 is also provided on the madial wall of oven main body 1, the height of Far infrared heating plate 8 is equal to cycle
The height of air hose 7, horizontal area of the cycle air hose 7 in Far infrared heating plate 8 reach maximum, resource are made full use of to realize
Purpose, further improve the efficiency of drying.
When the utility model at work, personnel are operated first, the plastic after demoulding is put into drying room 6, wind turbine 3
Main air duct 4 is injected air by intake stack 2, fresh air filter plate 9 sponges the aqueous vapor in air, subsequently into main air duct 4
In air after the heating of Far infrared heating plate 8, drying room 6 is entered by air outlet 5, the plastic warp in drying room 6
After the drying of overfire air, main air duct 4 is again introduced by aqueous vapor filter plate 11, last hot-air, which enters, to be arranged in main air duct
The cycle air hose 7 of 4 ends recycles the hot-air in air hose 7 and starts the deflector 10 recycled at 7 air port of air hose, from main air duct 4
End is again introduced into main air duct 4, realizes the circulative convection of hot-air.
Above-described specific implementation mode, to the purpose of this utility model, technical solution and advantageous effect carried out into
One step is described in detail, it should be understood that the foregoing is merely specific embodiment of the present utility model, is not used to limit
Determine the scope of protection of the utility model, within the spirit and principle of the utility model, any modification for being made equally is replaced
It changes, improve, should be included within the scope of protection of this utility model.
Claims (5)
1. the hot-air-circulation oven in plastic annealing, which is characterized in that including oven main body (1), the oven main body
(1) top setting intake stack (2), intake stack (2) are internal in oven main body (1) through oven main body (1) connection setting
Wind turbine (3), wind turbine (3) connect main air duct (4), main air duct (4) both sides setting air outlet (5), air outlet (5) connection drying
Room (6), the angle between the bottom surface and the bottom surface of oven main body (1) of drying room (6) are less than 90 °, and the end of main air duct (4) connects
One end of air hose (7) is recycled, cycle air hose (7) extends along oven main body (1) inner wall, the other end connection master of cycle air hose (7)
The upper end in air duct (4) is also provided with Far infrared heating plate (8) on the madial wall of oven main body (1).
2. the hot-air-circulation oven in plastic annealing according to claim 1, which is characterized in that the wind turbine
(3) fresh air filter plate (9) is added between main air duct (4).
3. the hot-air-circulation oven in plastic annealing according to claim 1, which is characterized in that the circulated air
Deflector (10) is added between the nozzle and the upper end tube nozzle of main air duct (4) of pipe (7), the width of deflector (10) is more than circulated air
Manage the width of (7).
4. the hot-air-circulation oven in plastic annealing according to claim 1, which is characterized in that the air outlet
(5) aqueous vapor filter plate (11) is additionally arranged between drying room (6).
5. the hot-air-circulation oven in plastic annealing according to claim 1, which is characterized in that the far infrared
The height of heating plate (8) is equal to the height of cycle air hose (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721919020.4U CN207669833U (en) | 2017-12-29 | 2017-12-29 | Hot-air-circulation oven in plastic annealing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721919020.4U CN207669833U (en) | 2017-12-29 | 2017-12-29 | Hot-air-circulation oven in plastic annealing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207669833U true CN207669833U (en) | 2018-07-31 |
Family
ID=62972170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721919020.4U Expired - Fee Related CN207669833U (en) | 2017-12-29 | 2017-12-29 | Hot-air-circulation oven in plastic annealing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207669833U (en) |
-
2017
- 2017-12-29 CN CN201721919020.4U patent/CN207669833U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180731 Termination date: 20211229 |