CN109760295A - The film covering method of sheet metal and pre- laminating machine - Google Patents
The film covering method of sheet metal and pre- laminating machine Download PDFInfo
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- CN109760295A CN109760295A CN201910081028.5A CN201910081028A CN109760295A CN 109760295 A CN109760295 A CN 109760295A CN 201910081028 A CN201910081028 A CN 201910081028A CN 109760295 A CN109760295 A CN 109760295A
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Abstract
The invention discloses a kind of film covering method of sheet metal and pre- laminating machines；The film covering method of the sheet metal includes the following steps: for the metal plate to pad pasting to be transferred to pad pasting area；The metal plate to pad pasting is preheated, pre-heating temperature T1, 130 DEG C≤T1≤ 160 DEG C, film is covered on the metal plate to pad pasting and forms pre- pad-pasting metal plate；The pre- pad-pasting metal plate is removed into the pad pasting area.The film covering method of the sheet metal can flexible pilot sample；Above-mentioned pre- laminating machine carries out trial-production film-covered metal plate using the film covering method of above-mentioned sheet metal, and flexibility is high.
Description
Technical field
The present invention relates to film coating technique fields, film covering method and pre- laminating machine more particularly to a kind of sheet metal.
Background technique
Overlay film (laminating), also known as " cross and mould ", " mounting glue ", " pad pasting " etc., refer to and pass through heat with transparent plastic film
The surface being attached to overlay film substrate is covered, plays a part of to protect and increase gloss.However, being needed in traditional coating technique primary
Property to overlay film matrix be heated to need temperature, then film laminating on to overlay film matrix, so in pilot sample
It can not flexibly debug, be unfavorable for the trial-production of specimen sample.
Summary of the invention
Based on this, it can not flexibly be debugged when for using traditional coating technique pilot sample, be unfavorable for specimen sample
The problem of trial-production, proposes the film covering method and pre- laminating machine of a kind of sheet metal；The film covering method of the sheet metal can spirit
Pilot sample living；The pre- laminating machine carries out trial-production film-covered metal plate using the film covering method of above-mentioned sheet metal, and flexibility is high.
Specific technical solution is as follows:
On the one hand, this application involves a kind of film covering method of sheet metal, include the following steps:
Metal plate to pad pasting is transferred to pad pasting area；
The metal plate to pad pasting is preheated, pre-heating temperature T1, 130 DEG C≤T1≤ 160 DEG C, by film
It is covered on the metal plate to pad pasting and forms pre- pad-pasting metal plate；
The pre- pad-pasting metal plate is removed into the pad pasting area.
Metal plate to pad pasting when in use, is transferred to pad pasting for described first by the film covering method of above-mentioned sheet metal
Area prepares for pad pasting；Then the metal plate to pad pasting is preheated, preheating temperature is 130 DEG C -160 DEG C,
Film is covered on the metal plate to pad pasting, at this point, temperature is lower when due to film laminating, film will not be pressed
Bad, and film can be adjacent on iron sheet, but not cemented, flexibility is higher, subsequent experimental can be carried out or carry out baking make it is thin
Film it is firm be covered on the metal plate to pad pasting；Traditional traditional coating technique is more sensitive to temperature, when temperature is lower
When film paste not firm, film is crushed easily when temperature is higher；Compared with traditional coating technique, the metal of the application
The film covering method of plate can do standard flexibly by the thin metal plate being closely attached on to pad pasting for follow-up test or baking procedure
It is standby.
Technical solution is illustrated further below:
It is preheated in one of the embodiments, to the metal plate to pad pasting, pre-heating temperature T1,
130℃≤T1≤ 160 DEG C, film is covered on after the metal plate to pad pasting forms pre- pad-pasting metal plate, will be described
Pre- pad-pasting metal plate removes before the pad pasting area further include:
Cut off film extra on the pre- pad-pasting metal plate.
It is also wrapped after the step of pre- pad-pasting metal plate is removed the pad pasting area in one of the embodiments,
It includes:
The pre- pad-pasting metal plate is toasted, the temperature of baking is T2, wherein 180 DEG C≤T2≤ 260 DEG C, after baking
The pre- pad-pasting metal plate is cooled down.
The pre- pad-pasting metal plate is toasted in one of the embodiments, the temperature of baking is T2, wherein 180
℃≤T2≤ 260 DEG C, the pre- pad-pasting metal plate is carried out after baking include: in cooling step
The pre- pad-pasting metal plate is toasted, the temperature of baking is T2, wherein 180 DEG C≤T2≤260℃；
The pre- pad-pasting metal plate is kept the temperature after baking, soaking time t, wherein 10s≤t≤20s；
The pre- pad-pasting metal plate is cooled down after heat preservation.
The metal plate to pad pasting is preheated in one of the embodiments, pre-heating temperature T1, 130
℃≤T1≤ 160 DEG C, film, which is covered on the step of metal plate to pad pasting forms pre- pad-pasting metal plate, includes:
The metal plate to pad pasting is preheated, pre-heating temperature T1, 130 DEG C≤T1≤160℃；
The film is covered on the metal plate to pad pasting by preset pressure and forms pre- pad-pasting metal plate, wherein presetting
Pressure is F, wherein 300kg/m≤F≤400kg/m.
On the other hand, the application further relates to the pre- laminating machine of the film covering method using the sheet metal, comprising:
Loading bay, the loading bay are used to convey the metal plate to pad pasting；
Heating device, the heating device are set to the discharge end of the loading bay, for the metal to pad pasting
Plate is preheated；
Film sticking apparatus, the film sticking apparatus and the heating device interval are arranged, described for the film to be covered on
Metal plate to pad pasting；And
Moving-out device, the metal plate that the moving-out device is used to be covered with the film remove the heating dress
It sets.
Metal plate to pad pasting is delivered to pad pasting area when in use, by loading bay by above-mentioned pre- laminating machine, is then passed through
Heating device preheats the metal plate to pad pasting, after preheating, is pasted film by the film sticking apparatus
It is overlying on the metal plate to pad pasting, the metal plate for being covered with the film is removed into the heating after pad pasting and is filled
It sets, completes pad pasting；Since the pre- laminating machine is pasted using the film covering method of sheet metal described in any of the above-described embodiment
Film, therefore, pre- overlay film machine can flexibly manufacture experimently film-covered metal plate.
Technical solution is illustrated further below:
The loading bay includes loading bay ontology and locating part, the loading bay ontology packet in one of the embodiments,
The charging face of including, the locating part are connect with the loading bay ontology, and the direction in the locating part towards the charging face is prominent
The charging face setting.
The pre- laminating machine further includes cutter device in one of the embodiments, the cutter device include cutting members and
Driving mechanism, the driving mechanism drive the cutting members along the short transverse of the loading bay or along the width of the loading bay
It is mobile to spend direction, for cutting off film extra on pre- pad-pasting metal plate.
The heating device includes induction heating component, radiating shell and blower, the sense in one of the embodiments,
Answering heating component includes heating part；The radiating shell includes accommodating chamber and spaced mounting hole and heat release hole, the peace
Dress hole and the heat release hole are connected to the accommodating chamber, and the heating part is set in the accommodating chamber, and the heating part
It is set between the mounting hole and the heat release hole, the radiating shell is equipped with radiating surface；The blower is set to the peace
Fill hole, the outlet air end of the blower is towards the heating part.
The induction heating component further includes insulating support and induction coil, the insulation in one of the embodiments,
Bracket includes wound portion, and the wound portion is set in the accommodating chamber, and the induction coil is wound in the wound portion and is formed
The heating part.
Detailed description of the invention
Fig. 1 is the flow chart of the film covering method of the sheet metal in an embodiment；
Fig. 2 is the flow chart of the film covering method of the sheet metal in another embodiment；
Fig. 3 is the structural schematic diagram of pre- laminating machine；
Fig. 4 is the structural schematic diagram of heating device；
Fig. 5 is the sectional view of heating device；
Fig. 6 is the installation diagram of enclosure body and induction heating component；
Fig. 7 is the structural schematic diagram of enclosure body；
Fig. 8 is the partial enlargement diagram of A in Fig. 3.
Description of symbols:
10, pre- laminating machine, 100, heating device, 110, induction coil, 120, insulating support, 130, blower, 140, heat dissipation
Shell, 1402, accommodating chamber, 1404, radiating surface, 1410, enclosure body, the 1412, first supporting support, the 1414, second support branch
Frame, 1416, slot, 1420, mounting plate, 1422, heat release hole, 200, loading bay, 210, charging face, 220, locating part, 300, patch
Film device, 400, moving-out device, 500, mounting base.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention more comprehensible, below in conjunction with attached drawing and specific embodiment party
Formula, the present invention is further described in detail.It should be understood that the specific embodiments described herein are only to solve
The present invention is released, and the scope of protection of the present invention is not limited.
It should be noted that it can directly on the other element when element is referred to as " being set to " another element
Or there may also be elements placed in the middle.When element is referred to as " being fixedly arranged on " another element, it can be directly in another yuan
On part or there may also be elements placed in the middle.When an element is considered as " connection " another element, it be can be directly
It is connected to another element or may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ",
"left", "right" and similar statement for illustrative purposes only, are not meant to be the only embodiment.
It is important to point out that when element is referred to as " being fixedly arranged on " another element, two elements can be it is integrated,
It can be and be detachably connected between two elements.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
Body embodiment purpose, it is not intended that in limitation the present invention.Term " and or " used herein includes one or more
Any and all combinations of relevant listed item.
In addition it is also necessary to understand, in the present embodiment, term "lower", "upper", "front", "rear", "left", "right",
"inner", "outside", "top", "bottom", " side ", " other side ", " one end ", " other end ", etc. indicated by positional relationship be based on
Positional relationship shown in the drawings；The terms such as " first ", " second " are to distinguish different structure members.These terms are only
Convenient for the description present invention and simplify description, is not considered as limiting the invention.
As shown in Figure 1, on the one hand, the metal plate this application involves a kind of film covering method of sheet metal, in an embodiment
The film covering method of material includes the following steps:
S100: the metal plate to pad pasting is transferred to pad pasting area；Specifically, manually can either will by driving mechanism
Metal plate to pad pasting is transferred to pad pasting area；Wherein, it can be the sheet metal either bulk of sheet to the metal plate of pad pasting
Sheet metal；What is be directed to due to traditional coating technique is all coiled material, and it is not flexible to make sample, sometimes equal just to encounter for a long time
The same specification coiled strip of producer, (several tons a roll of, will not to go to buy a roll of iron for several hundred a samples), in this embodiment, to
The metal plate of pad pasting is the iron plate of sheet, and when manufacturing experimently test sample, flexibility is high.
S200: the metal plate for treating pad pasting is preheated, pre-heating temperature T1, 130 DEG C≤T1≤ 160 DEG C, by film
It is covered on and forms pre- pad-pasting metal plate to the metal plate of pad pasting；Specifically, induction heating either infrared heating etc. can be passed through
The metal plate for treating pad pasting is preheated；Within this temperature range, film will not be subject to crushing, and film can be adjacent in iron sheet
On, but do not cement, have it is certain experimental, subsequent experimental can be carried out or carry out baking make film it is firm be covered on to
The metal plate of pad pasting；Work as T1At 130 DEG C of <, temperature is too low, and film is pasted not firm；Work as T1160 DEG C of >, film is easy to be pressed
It is bad.
S300: pre- pad-pasting metal plate is removed into pad pasting area.Specifically, the driving devices such as idler wheel either belt can be passed through
Pre- pad-pasting metal plate is driven to remove pad pasting.
Metal plate to pad pasting when in use, will be transferred to pad pasting area first, is by the film covering method of above-mentioned sheet metal
Pad pasting is prepared；The metal plate for then treating pad pasting is preheated, and preheating temperature is 130 DEG C -160 DEG C, and film is pasted
It is overlying on the metal plate to pad pasting, at this point, temperature is lower when due to film laminating, film will not be subject to crushing, and film can paste
It tightly on iron sheet, but does not cement, flexibility is higher, can carry out subsequent experimental or carrying out baking makes film is firm to be covered on
Metal plate to pad pasting；Traditional traditional coating technique is more sensitive to temperature, and film, which is pasted not strongly, when the temperature is low leans on, temperature
Film crushes easily when spending higher；Compared with traditional coating technique, the film covering method of the sheet metal of the application can spirit
It is living by the thin metal plate being closely attached on to pad pasting, prepare for follow-up test or baking procedure.The more difficult control of traditional method
System, temperature is slightly lower effectively to be bonded, and when punching press or boiling falls off.Temperature is slightly higher to make film fusible on silica gel pressure roller, overlay film
Failure.In addition, current metal fever laminating machine is all using coiled material, booting is exactly several tons of materials every time.Client is needed
A small amount of sample, without flexibility, (client will be to the stamping resistance of the film of different model, corrosion resistance, and heat resistance etc. is tested
And test, and consumer products diversification, every sample only need on a small quantity, open arrive tens of in full, and a roll of iron is thousands of.).Coiled material
Overlay film, which also has the problem that, to be combined with existing operplate printing technology, and the direction that is difficult to realize to leave a blank is rolled with steel plate
The problem of direction is mutually perpendicular to.
As shown in Fig. 2, on the basis of the above embodiments, being preheated in the metal plate for treating pad pasting, preheating temperature
Degree is T1, 130 DEG C≤T1≤ 160 DEG C, film is covered on after forming pre- pad-pasting metal plate to the metal plate of pad pasting, will be pre-
Pad-pasting metal plate removes before pad pasting area further include:
T100: film extra on pre- pad-pasting metal plate is cut off.Because pre- pad pasting, which does not have, to be made really to glue between film and metal
Jail can easily remove rim charge film and weld seam extra on the pre- pad-pasting metal plate and leave a blank band, specifically, Ke Yitong
It crosses excision either device for excising manually and cuts off film extra on pre- pad-pasting metal plate automatically, the method for suction can also be passed through
Extra film is taken away, can also be torn on pre- pad-pasting metal plate.It is important to point out that extra film refer in addition to
Being covered in the film other than metal plate pad pasting area, either weld seam is left a blank and (can body materials cannot have absolutely rim charge film in welded bands
Edge material is commonly called as leaving a blank, and is the requirement of subsequent can manufacturing technology).
As shown in Fig. 2, based on any of the above embodiments, the step of pre- pad-pasting metal plate is removed into pad pasting area it
Afterwards further include:
T200: the pre- pad-pasting metal plate is toasted, and the temperature of baking is T2, wherein 180 DEG C≤T2≤ 260 DEG C,
The pre- pad-pasting metal plate is cooled down after baking.It specifically, can be by roasting plants such as bakers to pre- pad-pasting metal plate
It is toasted, in this embodiment, is first preheated pre- pad-pasting metal plate, film is covered on the metal to pad pasting
Plate, at this point, temperature is lower when due to film laminating, film will not be subject to crushing, and film can be adjacent on iron sheet, but not viscous
Pre- pad-pasting metal plate is then toasted in jail, at this point, film can be bonded firm with metal plate, and film is being toasted at this time
When be not pressurized, therefore, film baking when be more easily damaged.
Specific in this embodiment, the pre- pad-pasting metal plate is toasted, the temperature of baking is T2, wherein 180
℃≤T2≤ 260 DEG C, the pre- pad-pasting metal plate is carried out after baking include: in cooling step
The pre- pad-pasting metal plate is toasted, the temperature of baking is T2, wherein 180 DEG C≤T2≤260℃；Specifically
Ground can toast pre- pad-pasting metal plate by roasting plants such as bakers.The metal plate of pre- pad pasting can be with after overbaking
Reach stamping resistance, digestion resistant, corrosion resistant film-covered metal plate.
The pre- pad-pasting metal plate is kept the temperature after baking, soaking time t, wherein 10s≤t≤20s；Specifically,
Pre- pad-pasting metal plate can be kept the temperature by equipment such as holding furnaces.
The pre- pad-pasting metal plate is cooled down after heat preservation.Specifically, the modes such as air-cooled or water cooling can be passed through
It is cooled down, it is cooling to carry out water to the pre- pad-pasting metal plate in this embodiment, after baking, wherein 40 DEG C of optimum water temperature
≤T3≤70℃.It is toasted after and cooling pad-pasting metal plate reaches firm overlay film effect, stamping resistance and high temperature resistant can be passed through
The adhesive force of boiling is tested.
Based on any of the above embodiments, the metal plate for treating pad pasting is preheated, pre-heating temperature T1,
130≤T1≤ 160, film, which is covered on the step of forming pre- pad-pasting metal plate to the metal plate of pad pasting, includes:
The metal plate for treating pad pasting is preheated, pre-heating temperature T1, 130 DEG C≤T1≤160℃；It specifically, can be with
It is preheated by the metal plate that induction heating either infrared heating etc. treats pad pasting.
The film is covered on the metal plate to pad pasting by preset pressure and forms pre- pad-pasting metal plate, wherein presetting
Pressure is F, wherein 300kg/m≤F≤400kg/m；Specifically, the silica gel roller rotation for being wound with film can be driven, and is squeezed
To the metal plate of pad pasting, film is closely covered on and forms pre- pad-pasting metal plate to the metal plate of pad pasting.
It is important to point out that the film covering method due to the sheet metal in the application carries out overlay film using plate, it can be with
Plate has been printed and has carried out overlay film again, and coiled material can not achieve this combination.Further, since the object of overlay film is plate,
And then it is perpendicular to leave a blank and roll direction by exchanging the feedstock direction realization of sheet metal, this is that subsequent can welding process is high
The necessary condition of fast welding machine, this advantage coiled material overlay film cannot achieve.
As shown in figure 3, on the other hand, the application further relates to pre- laminating machine 10, the pre- laminating machine 10 in an embodiment is applied
The film covering method of sheet metal in any of the above-described embodiment, which includes: loading bay 200, and loading bay 200 is used for
Convey the metal plate to pad pasting；Heating device 100, heating device 100 are set to the discharge end of loading bay 200, for treating patch
The metal plate of film is preheated；Film sticking apparatus 300, film sticking apparatus 300 and the interval of heating device 100 are arranged, and are used for film
It is covered on the metal plate to pad pasting；And moving-out device 400, the metal plate that moving-out device 400 is used to be covered with film, which removes, to be added
Thermal 100.
Metal plate to pad pasting is delivered to pad pasting area when in use, by loading bay 200 by above-mentioned pre- laminating machine 10, then
It is preheated by the metal plate that heating device 100 treats pad pasting, after preheating, by film sticking apparatus 300 by film
It is covered on the metal plate to pad pasting, the metal plate removal heating device 100 of film will be covered with after pad pasting, completes pad pasting；
Since pre- laminating machine 10 carries out pad pasting, therefore, pre- laminating machine 10 using the film covering method of the sheet metal of any of the above-described embodiment
Film-covered metal plate can flexibly be manufactured experimently.Wherein, film sticking apparatus 300 is roller.In this embodiment, film sticking apparatus 300 is by 2
A silica gel pressure roller and 2 counter-pressure cylinders composition, when in use by thinfilms on the roller, when pad pasting, roller rotation is simultaneously right
Metal plate applies certain pressure, and film is covered on metal plate.Specifically, moving-out device 400 can be belt conveyor
Structure either roller delivery mechanism, as long as heating device 100 can be removed for the metal plate for being covered with film by meeting.
As shown in figure 8, on the basis of the above embodiments, loading bay 200 includes loading bay ontology and locating part 220, into
Expect playscript with stage directions body include charging face 210, locating part 220 is connect with loading bay ontology, and locating part 220 towards feed face 210 side
It is arranged to charge level 210 is projected into.In this way, locating part 220 plays positioning action, metal plate is avoided to occur in moving process partially
It moves, keeps film patch inclined.Meanwhile locating part 220 can also control metal plate perpendicular to pressure roller, guarantee the vertical of metal plate and pressure roller
Degree.
Based on any of the above embodiments, which further includes cutter device, and cutter device includes cutting
Part and driving mechanism, driving mechanism drive short transverse of the cutting members along loading bay 200 or the width direction along loading bay 200
It is mobile, for cutting off film extra on pre- pad-pasting metal plate.In this way, cut by cutting members it is extra on pre- pad-pasting metal plate
Film, specifically, cutting members can be blade, and driving mechanism can be the either feeding machine such as straight line mould group telescopic rod
Structure etc. cuts off extra film to realize that driving cutting members are mobile manually or automatically.
As shown in Figures 4 to 7, based on any of the above embodiments, heating device 100 include induction heating component,
Radiating shell 140 and blower 130, induction heating component include heating part；Radiating shell 140 includes that accommodating chamber 1402 and interval are set
The mounting hole and heat release hole 1422 set, mounting hole and heat release hole 1422 are connected to accommodating chamber 1402, and heating part is set to receiving
In chamber 1402, and heating part is set between mounting hole and heat release hole 1422, and radiating shell 140 is equipped with radiating surface 1404；Blower
130 are set to mounting hole, and the outlet air end of blower 130 is towards heating part.The heating device 100 when in use, passes through galvanomagnetic-effect
Make metal plate self-heating, in order to protect heating element, sent out heat by radiating surface 1404, realizes continuous overlay film fortune
Make；Itself is at low cost by the way of the heating of induction heating component, and mounting structure is simple；Further, heating part is set to peace
It fills between hole and heat release hole 1422, is radiated by blower 130 to heating part, can simplify radiator structure, be further simplified
Heating device 100, having heating device 100, structure is simple, heating method advantage at low cost.
Further, in this embodiment, induction heating component further includes insulating support 120 and induction coil 110, insulation
Bracket 120 includes wound portion, and wound portion is set in accommodating chamber 1402, and induction coil 110 is wound in wound portion and forms heating part.
In this way, realizing electromagnetic induction fever by induction coil 110 and the cooperation of insulating support 120.
As shown in Figure 5 and Figure 6, further, in this embodiment, radiating shell 140 includes through radiating shell 140
Slot 1414, insulating support 120 are plugged in slot 1414.In this way, insulating support 120 is plugged in slot 1414, convenient for insulation
The installation of bracket 120.On the basis of the embodiment, radiating shell 140 includes enclosure body 1410 and mounting plate 1420, shell
Ontology 1410 is equipped with accommodating chamber 1402 and opening, and enclosure body 1410 is equipped with the slot 1414 through enclosure body 1410, inserts
The inlet and outlet of slot 1414 are set to opening, and the length of slot 1414 is greater than the length of insulating support 120, and mounting plate 1420 is for covering
Run mouth jointly.In this way, when in use, insulating support 120 is plugged in slot 1414, since the length of slot 1414 is greater than insulation branch
The length of frame 120, therefore, insulating support 120 can put in slot 1414 completely, then run mouth jointly using the lid of mounting plate 1420,
Insulating support 120 is avoided to fall off.
As shown in Figure 5 and Figure 6, further, in this embodiment, enclosure body 1410 includes the first supporting support 1412
With the second supporting support 1414, the first supporting support 1412 and the setting of the second supporting support 1414 interval form slot 1414.Such as
This, the first supporting support 1412 and the second supporting support 1414 can play the role of support and limit.In the base of the embodiment
On plinth, the first support frame and the second support frame are aluminium alloy extrusions bracket.In this way, aluminium alloy extrusions bracket has good lead
It is hot, and light weight, the lightweight of heating device 100 may be implemented.
As shown in Figure 4 and Figure 6, based on any of the above embodiments, enclosure body 1410 includes mounting wall, mounting wall
Mounting hole is offered, mounting plate 1420 and mounting wall relative spacing are arranged, and mounting plate 1420 is equipped with heat release hole 1422.In this way, peace
Loading board 1420 and mounting wall relative spacing are arranged, directly edge heat dissipation after the wind that blower 130 is blown out can cool down heating part
Hole 1422 is blown out, and heat dissipation effect is more obvious.
As shown in figure 4, based on any of the above embodiments, the quantity of heat release hole 1422 is multiple, all heat release holes
1422 be in array distribution.In this way, improving radiating effect.
As shown in figure 3, based on any of the above embodiments, which further includes mounting base 500, heating dress
It sets 100 to connect with loading bay 200, and loading bay 200 is movably arranged at mounting base 500.In this way, being convenient for heating device 100
Installation and movement, promote the convenience that uses of heating device 100.It, can be in the mounting base 500 in this embodiment
The mobile cooperation of guide rail realization and loading bay 200 is set, it is necessary to, it is noted that loading bay 200 is movably arranged at installation
Seat 500 can be achieved by the prior art, and will not repeat them here.
Each technical characteristic of above embodiments can be combined arbitrarily, for simplicity of description, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance
Shield all should be considered as described in this specification.
Only several embodiments of the present invention are expressed for above embodiments, and the description thereof is more specific and detailed, but can not
Therefore it is construed as limiting the scope of the patent.It should be pointed out that for those of ordinary skill in the art,
Under the premise of not departing from present inventive concept, various modifications and improvements can be made, and these are all within the scope of protection of the present invention.
Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of film covering method of sheet metal, which comprises the steps of:
Metal plate to pad pasting is transferred to pad pasting area；
The metal plate to pad pasting is preheated, pre-heating temperature T1, 130 DEG C≤T1≤ 160 DEG C, film is pasted
Pre- pad-pasting metal plate is formed in the metal plate to pad pasting；
The pre- pad-pasting metal plate is removed into the pad pasting area.
2. the film covering method of sheet metal according to claim 1, which is characterized in that the metal plate to pad pasting
It is preheated, pre-heating temperature T1, 130 DEG C≤T1≤ 160 DEG C, film is covered on the metal plate to pad pasting and is formed
After pre- pad-pasting metal plate, before the pre- pad-pasting metal plate is removed the pad pasting area further include:
Cut off film extra on the pre- pad-pasting metal plate.
3. the film covering method of sheet metal according to claim 1, which is characterized in that moved by the pre- pad-pasting metal plate
Out after the step of pad pasting area further include:
The pre- pad-pasting metal plate is toasted, the temperature of baking is T2, wherein 180 DEG C≤T2≤ 260 DEG C, to institute after baking
Pre- pad-pasting metal plate is stated to be cooled down.
4. the film covering method of sheet metal according to claim 3, which is characterized in that carry out the pre- pad-pasting metal plate
Baking, the temperature of baking are T2, wherein 180 DEG C≤T2≤ 260 DEG C, cooling step is carried out after baking to the pre- pad-pasting metal plate
Include: in rapid
The pre- pad-pasting metal plate is toasted, the temperature of baking is T2, wherein 180 DEG C≤T2≤260℃；
The pre- pad-pasting metal plate is kept the temperature after baking, soaking time t, wherein 10s≤t≤20s；
The pre- pad-pasting metal plate is cooled down after heat preservation.
5. the film covering method of sheet metal according to claim 1, which is characterized in that the metal plate to pad pasting into
Row preheating, pre-heating temperature T1, 130 DEG C≤T1≤ 160 DEG C, by film be covered on the metal plate to pad pasting formed it is pre-
The step of pad-pasting metal plate includes:
The metal plate to pad pasting is preheated, pre-heating temperature T1, 130 DEG C≤T1≤160℃；
The film is covered on the metal plate to pad pasting by preset pressure and forms pre- pad-pasting metal plate, wherein preset pressure
For F, wherein 300kg/m≤F≤400kg/m.
6. a kind of pre- laminating machine of the film covering method using the described in any item sheet metals of claim 1 to 2, feature exist
In, comprising:
Loading bay, the loading bay are used to convey the metal plate to pad pasting；
Heating device, the heating device are set to the discharge end of the loading bay, for the metal plate to pad pasting into
Row preheating；
Film sticking apparatus, the film sticking apparatus and the heating device interval are arranged, described wait paste for the film to be covered on
The metal plate of film；And
Moving-out device, the metal plate that the moving-out device is used to be covered with the film remove the heating device.
7. pre- laminating machine according to claim 6, which is characterized in that the loading bay includes loading bay ontology and limit
Part, the loading bay ontology includes charging face, and the locating part is connect with the loading bay ontology, and the locating part is towards institute
The prominent charging face setting in the direction in the charging face of stating.
8. pre- laminating machine according to claim 6, which is characterized in that further include cutter device, the cutter device includes
Cutting members and driving mechanism, the driving mechanism drive the cutting members along the short transverse of the loading bay or along it is described into
Expect that the width direction of platform is mobile, for cutting off film extra on pre- pad-pasting metal plate.
9. pre- laminating machine according to claim 6, which is characterized in that the heating device includes induction heating component, dissipates
Hot shell and blower, the induction heating component includes heating part；The radiating shell includes accommodating chamber and spaced peace
Dress hole and heat release hole, the mounting hole and the heat release hole are connected to the accommodating chamber, and the heating part is set to the appearance
Receive intracavitary, and the heating part is set between the mounting hole and the heat release hole, and the radiating shell is equipped with radiating surface；Institute
It states blower and is set to the mounting hole, the outlet air end of the blower is towards the heating part.
10. pre- laminating machine according to claim 9, which is characterized in that the induction heating component further includes insulating support
And induction coil, the insulating support include wound portion, the wound portion is set in the accommodating chamber, and the induction coil twines
It is around in the wound portion and forms the heating part.
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| CN201910081028.5A CN109760295A (en) | 2019-01-28 | 2019-01-28 | The film covering method of sheet metal and pre- laminating machine |
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| CN201910081028.5A CN109760295A (en) | 2019-01-28 | 2019-01-28 | The film covering method of sheet metal and pre- laminating machine |
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