CN106112180A - A kind of hard and soft rolling hot gluing moulding process of steel door - Google Patents
A kind of hard and soft rolling hot gluing moulding process of steel door Download PDFInfo
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- CN106112180A CN106112180A CN201610658111.0A CN201610658111A CN106112180A CN 106112180 A CN106112180 A CN 106112180A CN 201610658111 A CN201610658111 A CN 201610658111A CN 106112180 A CN106112180 A CN 106112180A
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- door leaf
- rolling
- roller
- line
- glued
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/04—Heating appliances
- B23K3/047—Heating appliances electric
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Securing Of Glass Panes Or The Like (AREA)
Abstract
The invention discloses a kind of steel door hard and soft rolling hot gluing moulding process, including: prepared by door leaf to be glued；Use a kind of rolling Hot gluing machine with intermediate frequency induction heating device, suppressed the regulating mechanism for working gap on roller by adjustment, fixing roller and the vertical interval suppressed between roller are adjusted to the thickness of molding door leaf；According to the width of molding door leaf, by transverse positioning mechanism, adjust the spacing between door leaf located lateral directive wheel；Door leaf to be glued is placed on the guide roller of front group of rolling-line, and advances the fixing roller of front group rolling line with length direction level and suppress between roller, at the uniform velocity by this group rolling-line, the next door leaf to be glued of propelling continuously；By the door leaf of front group of rolling-line, sequentially entering intermediate frequency induction heating device, in door leaf, bonded adhesives is heated fast setting；By the door leaf after intermediate frequency induction heating device, automatically into rear group of rolling-line, through secondary hard and soft rolling sizing, natural cooling is molding door leaf.
Description
Technical field
The present invention relates to steel door technology of preparing, particularly to panel and the glue molding side of central layer of a kind of steel door
Method.
Background technology
The existing glue molding technology of steel door panel and central layer, generally uses entirety to cold pressing or hot-press gluing molding quiet
Pressure method, the equipment of use is special cold press or hot press, and its technological principle is by spacing compression set molding, general feelings
Under condition, the folded steel door fallen together of every equipment each pressing 10-15 fan, the glue molding time is: hot pressing 1-2 hour, cold
Pressing 3-4 hour, steel door bonding quality is affected bigger by ambient temperature, humidity.Therefore, bonding quality is the most unstable, warp
The problems such as glued uneven, hollowing, two skins often occur, causes substantial amounts of doing over again, have a strong impact on steel door product quality.Separately
Outward, glue molding equipment (cold press or hot press), floor space is big, energy consumption is high, efficiency low (glue molding of each door leaf put down
All time is 10～20min).
Summary of the invention
It is an object of the invention to provide a kind of technological principle and be totally different from the steel door glue molding method of traditional method,
Steel door panel and central layer can be solved the quality problems such as glued uneven, hollowing, two skins occur, overcome ambient temperature, wet
The degree impact on product bonding quality, the most also can save energy reduction of discharging, improves work efficiency.
In order to reach object above, the present invention adopts the following technical scheme that and is achieved:
A kind of steel door hard and soft rolling hot gluing moulding process, it is characterised in that comprise the steps:
(1) inside door leaf base plate, uniformly it is coated with one layer of quick-drying bonded adhesives, then central layer is fitted in door leaf base plate, then
One layer of same glue of topcoating under door skin, finally door skin is fitted on central layer and with base plate edge sealing, formed to be glued
Door leaf；
(2) a kind of rolling Hot gluing machine with intermediate frequency induction heating device is used, including the two basic phases of set frame for movement
With front group, organize rolling-line afterwards, intermediate frequency induction heating device is arranged between these two groups rolling lines, and two groups of rolling-lines are respectively provided with
There is multipair fixing roller and suppress roller, being suppressed the regulating mechanism for working gap on roller by adjustment, by two groups of rolling-lines of front and back
Fixing roller and the vertical interval suppressed between roller are adjusted to the thickness of molding door leaf；According to the width of molding door leaf, by arranging
Transverse positioning mechanism on two groups of rolling-line longerons, adjusts the spacing between door leaf located lateral directive wheel；
(3) simultaneously drive the fixing roller of front group and rear group rolling-line and suppress roller uniform rotation, wherein fixing roller clockwise
Rotate, suppress roller and rotate counterclockwise；Open intermediate frequency induction heating device；
(4) door leaf to be glued is placed on the guide roller of front group of rolling-line, and advances front group rolling with length direction level
The fixing roller of line and suppress between roller, suppresses under the downward compression stress of roller and the reversely rotated effect of up-down rollers each, the most logical
Cross this group rolling-line, realize the uniformity and the one of glued door leaf thickness of the internal quick-drying bonded adhesives of door leaf to be glued through hard and soft rolling
Cause property；
(5) repeat step (4), advance next door leaf to be glued continuously；
(6) by the door leaf that front group of rolling-line is glued, sequentially enter intermediate frequency induction heating device, make to be in this device
Door leaf steel-bodied self-heating, temperature controls at not higher than 100 DEG C, and in door leaf, bonded adhesives is heated fast setting；
(7) by the door leaf after intermediate frequency induction heating device, under the promotion of front group of rolling line roller, automatically into rear group
Rolling-line is fixed roller and suppresses between roller, and through secondary hard and soft rolling sizing, natural cooling is molding door leaf 5.
In such scheme, described quick-drying bonded adhesives be thermal curing time be the special epoxy resin of 2min.In described
Frequently induction heating apparatus includes an induction coil, a Medium frequency induction generator, and this Medium frequency induction generator passes through a control
Cabinet processed applies the electromagnetic field that rated frequency is 4.5～5.5kHz to induction coil, and the rated voltage of this Medium frequency induction generator is
750V, rated current 270A, rated power 80kW.
The described door leaf to be glued of step (4) longitudinal uniform motion on two groups of rolling-lines, speed controlling is 30～50mm/
S.The traveling spacing of the described forward and backward steel door leaf of step (5) is 300～500mm.
Compared with the glue molding processes such as the cold press of background technology, hot press, the advantage of present invention process is:
1, use hard and soft rolling hot gluing former, regulate with fixing roller vertical interval by suppressing roller, can be accurately
Control the design thickness of sizing door leaf, it is achieved hard and soft roll-in.
2, before and after using, two groups of rolling-line roll shaft linkages, can control door leaf motion speed, pass through regulating mechanism for working gap
The elastic parts of upper setting realize suppressing the roller hard and soft roll-in during door leaf gluing, improve door leaf bonding quality.
3, before using, the rubber roll in door leaf is first pressed uniformly by rolling-line；After using again before rolling-line adhesive curing in door leaf
Whole steel door is flattened, in conjunction with the intermediate frequency induction heating device between two rolling-lines, ambient temperature and humidity can be adapted to completely
Change, make steel door leaf panel significantly improve with central layer glue molding quality, thoroughly avoid glued uneven, hollowing, two
Open the quality problems such as skin.
4, use Medium frequency induction coil heats technique, by precisely adjusting induction frequencies, make steel door body self-heating cooking temperature
Controlled, sensing firing rate is fast, and the efficiency of heating surface may be up to 75～80%.
5, using the hard and soft transmission of rolling-line and Frequency Induction Heating, temperature, speed, time are the most controlled, can greatly carry
High efficiency, new technology is about 10-15 times of original production efficiency.
6, due to save bulky cold (hot) press equipment, decrease floor space (the most former floor space
30%), energy-saving and emission-reduction, reduce cost (power consumption 1.5～2 degree/part, about the 30% of proper energy consumption).
Below in conjunction with the drawings and the specific embodiments, the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is the structural front view of the hard and soft rolling Hot gluing machine involved by present invention process.
Fig. 2 be in Fig. 1 the a-b of induction coil 4 to profile.
Fig. 3 is an embodiment of the regulating mechanism for working gap 2 in Fig. 1.
Fig. 4 be in Fig. 1 A-A to sectional view.
In Fig. 1～Fig. 4: 1, door leaf to be glued；2, regulating mechanism for working gap；3, roller is suppressed；4, induction coil；5, molding
Door leaf；6, fixing roller；7, rolling-line is organized afterwards；8, front group of rolling-line；9, guide roller；10, switch board；11, Medium frequency induction generator；
12, door skin；13, door leaf base plate；14, central layer；15, rotation handle；16, lock-screw；17, spring；18, movable roller seat；19、
" Π " shape support；20, rolling-line longeron；21, stationary roller shaft；22, roll shaft is suppressed；23, screw rod；24, location stator ring；25、
Location guide；26, location regulation guide wheel；27, longitudinal push rod；28, locking member；29, guide post；30, threaded guide rod；31, handwheel.
Detailed description of the invention
With reference to Fig. 1, a kind of rolling Hot gluing machine with intermediate frequency induction heating device, including the two basic phases of set frame for movement
Front group same, rear group rolling-line 8,7, is provided with the line of induction connecting Medium frequency induction generator 11 between these two groups rolling lines
Circle 4, this Medium frequency induction generator 11 applies the electromagnetic field of specific intermediate by a switch board 10 to induction coil 4.This enforcement
In example, the rated voltage of Medium frequency induction generator 11 is 750V, rated current 270A, rated power 80kW, rated frequency 6kHz.
Induction coil, Medium frequency induction generator and switch board constitute intermediate frequency induction heating device.Front group of rolling line includes that level is longitudinally
6～10 fixing rollers 6 in one line, arrange 2～4 guide rollers 9 before first fixing roller；Each fixing roller is provided above
Relative suppresses roller 3, and fixing roller and the vertical interval suppressed between roller are h (Fig. 2), between longitudinally adjacent fixing roller, longitudinal phase
Neighbour suppresses and all can pass through drive mechanism (such as chain, belt, gear etc.) between roller and realize the linkage (being not drawn in figure) of roll shaft；Bullet
Pressure roller is provided with regulating mechanism for working gap 2.Door leaf 1 to be glued is longitudinally got in vertical interval h, and to induction coil direction
Average rate is walked.Door leaf two sides can be provided with transverse positioning mechanism B, and door leaf can be made will not to swing in walking.
Substantially the same group of the structure of rear group of rolling line 7, does not simply have guide roller.The difference of two groups of rolling lines is: front group
Roll line act as sizing of colding pressing；Rear group rolling line act as heating after shape.
With reference to Fig. 2, induction coil 4 is wound with 3～5 circles, and its cross section is rectangular configuration, just with the horizontal stroke of door leaf 1 to be glued
Cross sectional shape is identical, and the length and width of its inner circumferential are all higher than the length and width of glued door leaf 1 cross section, as long as but the width of induction coil is slightly larger
Cross-sectional width in door leaf 1 to be glued.
As it is shown on figure 3, the regulating mechanism for working gap 2 in Fig. 1, including with " Π " the shape support suppressing roller equal number
19, the roll shaft 21 of multiple fixing rollers 6 is in one line to be arranged in rolling-line longeron 20, and the rolling-line of the most each stationary roller shaft is indulged
It is equipped with " Π " shape support 19 above beam, movable roller seat 18 moving up and down, this movable roll should be set in " Π " shape support
Seat lower end is installed and is suppressed roll shaft 22 (suppressing the axis perpendicular of roll shaft 22 and stationary roller shaft 21)；A screw rod 23 and bullet are passed through in upper end
Spring 17 with support top outside rotation be connected 15.The operation principle of this structure is, makes screw rod by rotating rotation in support top 15
Matched screw thread Dynamic link library, drive activity roller seat moves up and down, it is achieved the regulation of vertical interval h, and spring 17 awards bullet
Pressure roller is with elastic force, it is achieved hard and soft rolling.After determining h value, securing bracket top and rotation locking nut 16.
With reference to Fig. 4, the door leaf transverse positioning mechanism B in Fig. 1 include being arranged on inside side rolling-line longeron 20 multiple
Location stator ring 24 (the present embodiment is 4), is provided with quantity in the laterally opposed side of the plurality of location stator ring identical
Multiple location regulation guide wheels 26, the plurality of location regulation guide wheel be contained on a longitudinal push rod 27, this longitudinal direction push rod is by connecting
In two location guide 25 longitudinal registers of both sides rolling-line longeron, and by a middle threaded guide rod 30, the two of two ends
Individual sliding guide 29 makes regulation guide wheel 26 relative localization stator ring 24 in location thereon be toward or away from, thus to different in width
Door leaf to be glued 1 complete located lateral.Sliding guide, threaded guide rod are the most single-ended is fixed on the interior of opposite side rolling-line longeron
Side, wherein threaded guide rod 30 constitutes screw nut driven, by a hands being positioned at outside this side roller line ball longeron with longitudinal push rod 27
Wheel 31 is adjusted.When regulation completes, the locking member 28 being located between longitudinal push rod and location guide is fastened, to be held in position tune
Lateral separation between joint guide wheel and location stator ring.
The hard and soft rolling hot gluing moulding process of a kind of steel door, comprises the steps:
(1) the inside at door leaf base plate 13 (band side) is uniformly coated with (the present embodiment employing heat cure of one layer of quick-drying bonded adhesives
Time is the special epoxy resin of 2min), then central layer 14 is fitted in door leaf base plate, then topcoating one layer under door skin
Same glue, finally door skin 12 is fitted on central layer and with base plate edge sealing, form door leaf 1 (Fig. 2) to be glued；
(2) on the rolling Hot gluing machine with intermediate frequency induction heating device, by regulating mechanism for working gap 2, by front
Fixing roller and vertical interval h suppressed between roller on rear two groups of rolling-lines 8,7 are adjusted to the thickness of molding door leaf 5 (slightly smaller than
The thickness of door leaf to be glued)；According to the width of molding door leaf 5, by door leaf transverse positioning mechanism B, adjust door leaf laterally fixed
The spacing of position directive wheel (location regulation guide wheel and location stator ring)；
(3) simultaneously drive the fixing roller 6 on front group and rear group rolling-line 8,9 and suppress roller 3 uniform rotation, wherein fixing roller
Rotate clockwise, suppress roller and rotate counterclockwise；Open intermediate frequency induction heating device；
(4) door leaf 1 to be glued is placed on the guide roller 9 of front group of rolling-line 8, and advances front group rolling with length direction level
The fixing roller of line ball and suppress between roller, suppresses under the downward compression stress of roller and the reversely rotated effect of up-down rollers, at the uniform velocity each
By this group rolling-line, realize the uniformity of the internal quick-drying bonded adhesives of door leaf to be glued and glued door leaf thickness through hard and soft rolling
Concordance；
(5) repeat step (4), advance next door leaf to be glued continuously；
(6) by the door leaf that front group of rolling-line is glued, sequentially enter induction coil 4, make the door being in induction coil
Fan steel-bodied self-heating, but temperature is less than 100 DEG C, in door leaf, bonded adhesives is heated fast setting；
(7) door leaf after being solidified by induction coil 4 conducting self-heating, under the promotion of front group of rolling line roller, is entered automatically
Entering rear group of rolling-line fix roller and suppress between roller, through secondary hard and soft rolling sizing, natural cooling is molding door leaf 5.
The medium-frequency induction heating technology used in present invention process, is mainly based upon electromagnetic induction and electric current kelvin effect is former
Reason realizes.Wherein, electromagnetic induction is exactly when in induction coil by alternating current, just produces alternating magnetic field around coil,
The metallic conductor being placed in alternating magnetic field just produces electromotive force E, and its value is that (in formula, f is power frequency to E=4.44fn φ；φ is
The amplitude of magnetic flux；N is coil turn).Metallic conductor produces eddy current I under the effect of alternating magnetic field, and its value is that I=E/Z is (in formula
Z is the impedance of metallic conductor).This eddy current just makes metallic conductor itself produce heat Q, and its value is Q=I2(in formula, R is gold to Rt
Belong to the resistance of conductor；T is heat time heating time).
And kelvin effect is also known as Kelvin effect or superficial phenomenon.When sensing alternating current (eddy current) by conductor, conductor table
At face, electric current density is relatively big, and conductor electric current density is less.When central, high frequency electric passes through conductor, the electricity on cross-sectional area of conductor
Current density difference more increases.Electric current is concentrated mainly on conductive surface, say, that heat mainly produces at conductive surface.
The real property feature of the present invention hard and soft rolling hot gluing moulding process is, is arranged by forward and backward two groups of rolling lines
Vertically Compressible suppresses roller and working clearance adjustable mechanism, in conjunction with the Frequency Induction Heating coil in the middle of two groups of rolling-lines, complete
Become the hard and soft rolling hot gluing molding of steel door.
In previous process steps, when the specification of door leaf 1 to be glued is 2000 × 900 × 45mm3, during weight 55kg, pass through
Repetition test, the running frequency of Medium frequency induction generator 11 is preferably controlled in 4.5～5.5kHz.Sensing heating temp 60～80
℃.The rotation controlling fast pulley and suppress wheel, making every the door leaf to be glued lengthwise travel rate on two groups of rolling-lines is 30
～50mm/S.The traveling spacing 300～500mm of each two steel door leaf.
Table 1 lists present invention process and compares with the technique effect of traditional handicraft, can be seen that from table 1 data, and new technology shows
Write the bonding quality that improve steel door leaf panel and central layer, overcome that traditional handicraft floor space is big, energy consumption is high, inefficient
Defect.
Claims (5)
1. a steel door hard and soft rolling hot gluing moulding process, it is characterised in that comprise the steps:
(1) inside door leaf base plate, uniformly it is coated with one layer of quick-drying bonded adhesives, then central layer is fitted in door leaf base plate, then at door leaf
One layer of same glue of topcoating under panel, finally door skin is fitted on central layer and with base plate edge sealing, form door leaf to be glued；
(2) a kind of rolling Hot gluing machine with intermediate frequency induction heating device is used, essentially identical including two set frame for movements
Front group, organize rolling-line afterwards, intermediate frequency induction heating device is arranged between these two groups rolling lines, two groups of rolling-lines is provided with many
To fixing roller with suppress roller, suppressed the regulating mechanism for working gap on roller by adjustment, fixing by two groups of rolling-lines of front and back
Roller and the vertical interval suppressed between roller are adjusted to the thickness of molding door leaf；According to the width of molding door leaf, by being arranged on two
Transverse positioning mechanism on group rolling-line longeron, adjusts the spacing between door leaf located lateral directive wheel；
(3) simultaneously drive the fixing roller of front group and rear group rolling-line and suppress roller uniform rotation, wherein fixing roller and rotate clockwise,
Suppress roller to rotate counterclockwise；Open intermediate frequency induction heating device；
(4) door leaf to be glued is placed on the guide roller of front group of rolling-line, and advances front group rolling line with length direction level
Fixing roller and suppress between roller, suppresses under the downward compression stress of roller and the reversely rotated effect of up-down rollers each, at the uniform velocity by should
Group rolling-line, realizes the uniformity of the internal quick-drying bonded adhesives of door leaf to be glued and the consistent of glued door leaf thickness through hard and soft rolling
Property；
(5) repeat step (4), advance next door leaf to be glued continuously；
(6) by the door leaf that front group of rolling-line is glued, sequentially enter intermediate frequency induction heating device, make the door being in this device
Fan steel-bodied self-heating, temperature controls at not higher than 100 DEG C, and in door leaf, bonded adhesives is heated fast setting；
(7) by the door leaf after intermediate frequency induction heating device, under the promotion of front group of rolling line roller, automatically into rear group of roll-in
Line is fixed roller and suppresses between roller, and through secondary hard and soft rolling sizing, natural cooling is molding door leaf 5.
2. steel door hard and soft rolling hot gluing moulding process as claimed in claim 1, it is characterised in that described in step (1)
Quick-drying bonded adhesives be thermal curing time be the special epoxy resin of 2min.
3. steel door hard and soft rolling hot gluing moulding process as claimed in claim 1, it is characterised in that described Medium frequency induction
Heater includes an induction coil, a Medium frequency induction generator, and this Medium frequency induction generator passes through a switch board pair
Induction coil applies the electromagnetic field that rated frequency is 4.5～5.5kHz, and the rated voltage of this Medium frequency induction generator is 750V, volume
Determine electric current 270A, rated power 80kW.
4. steel door hard and soft rolling hot gluing moulding process as claimed in claim 1, it is characterised in that step is treated described in (4)
The glued door leaf longitudinal uniform motion on two groups of rolling-lines, speed controlling is 30～50mm/S.
5. steel door hard and soft rolling hot gluing moulding process as claimed in claim 1, it is characterised in that before step (5) is described,
The traveling spacing of rear steel door leaf is 300～500mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610658111.0A CN106112180A (en) | 2016-08-11 | 2016-08-11 | A kind of hard and soft rolling hot gluing moulding process of steel door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610658111.0A CN106112180A (en) | 2016-08-11 | 2016-08-11 | A kind of hard and soft rolling hot gluing moulding process of steel door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106112180A true CN106112180A (en) | 2016-11-16 |
Family
ID=57257638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610658111.0A Pending CN106112180A (en) | 2016-08-11 | 2016-08-11 | A kind of hard and soft rolling hot gluing moulding process of steel door |
Country Status (1)
| Country | Link |
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| CN (1) | CN106112180A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111229954A (en) * | 2019-11-20 | 2020-06-05 | 武汉科技大学 | Method for induction rolling composite connection of steel and aluminum dissimilar metals of automobile body |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1328496A (en) * | 1998-07-29 | 2001-12-26 | Mdf公司 | Method of manufacturing molded door skin from flat wood composite, door skin produced therefrom, and door manufactured therewith |
| CN201105506Y (en) * | 2007-09-04 | 2008-08-27 | 重庆华厦门窗有限责任公司 | Equipment for manufacturing insulated bridge steel-plastic door and window composite sections |
| US20110099933A1 (en) * | 2003-07-23 | 2011-05-05 | Hardwick Geoffrey B | Method of making multi-ply door core, multi-ply door core, and door manufactured therewith |
| CN102392585A (en) * | 2011-10-26 | 2012-03-28 | 浙江华悦木业有限公司 | Production method of fire-proof and burglar-proof door |
| CN204604483U (en) * | 2015-02-12 | 2015-09-02 | 顾银军 | Twin pressure roller door panel surface coating machine |
-
2016
- 2016-08-11 CN CN201610658111.0A patent/CN106112180A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1328496A (en) * | 1998-07-29 | 2001-12-26 | Mdf公司 | Method of manufacturing molded door skin from flat wood composite, door skin produced therefrom, and door manufactured therewith |
| US20110099933A1 (en) * | 2003-07-23 | 2011-05-05 | Hardwick Geoffrey B | Method of making multi-ply door core, multi-ply door core, and door manufactured therewith |
| CN201105506Y (en) * | 2007-09-04 | 2008-08-27 | 重庆华厦门窗有限责任公司 | Equipment for manufacturing insulated bridge steel-plastic door and window composite sections |
| CN102392585A (en) * | 2011-10-26 | 2012-03-28 | 浙江华悦木业有限公司 | Production method of fire-proof and burglar-proof door |
| CN204604483U (en) * | 2015-02-12 | 2015-09-02 | 顾银军 | Twin pressure roller door panel surface coating machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111229954A (en) * | 2019-11-20 | 2020-06-05 | 武汉科技大学 | Method for induction rolling composite connection of steel and aluminum dissimilar metals of automobile body |
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Application publication date: 20161116 |