CN205852026U - A kind of hard and soft rolling hot gluing forming machine of steel door - Google Patents

Abstract

The utility model discloses a kind of steel door hard and soft rolling hot gluing forming machine, it is characterized in that, including two set frame for movements essentially identical front group, organize rolling-line afterwards, between these two groups rolling lines, an intermediate frequency induction heating device is set, front group of rolling line includes the multiple fixing roller that level is the most in one line, arranges at least two guide roller before first fixing roller；Each fixing roller is provided above the relative roller that suppresses, between longitudinally adjacent fixing roller, longitudinally adjacent suppress between roller by drive mechanism realize roll shaft link；Suppressing roller and be provided with regulating mechanism for working gap to adjust fixing roller and the vertical interval suppressing between roller, door leaf to be glued is longitudinally got in this vertical interval, and walks to induction coil direction average rate；Door leaf two sides are provided with transverse positioning mechanism；Substantially the same group of the structure of rear group of rolling line, difference does not simply have guide roller.

Description

A kind of hard and soft rolling hot gluing forming machine of steel door

Technical field

This utility model relates to steel door technology of preparing, particularly to panel and the glue molding of central layer of a kind of steel door Device.

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

The purpose of this utility model is to provide a kind of technological principle and is totally different from the steel door glue molding of traditional method Device, it is possible to resolve the quality problems such as glued uneven, hollowing, two skins occurs with central layer in steel door panel, overcomes environment temperature Degree, the humidity impact on product bonding quality, the most also can save energy reduction of discharging, improve work efficiency.

In order to reach object above, this utility model adopts the following technical scheme that and is achieved:

A kind of steel door hard and soft rolling hot gluing forming machine, it is characterised in that include that two set frame for movements are essentially identical Front group, organize rolling-line afterwards, an intermediate frequency induction heating device is set between these two groups rolling lines, front group of rolling line includes that level is indulged Before multiple fixing roller in one line, first fixing roller, at least two guide roller is set；Each fixing roller is provided above Relative suppresses roller, between longitudinally adjacent fixing roller, longitudinally adjacent suppressing realize roll shaft linkage by drive mechanism between roller；Bullet Pressure roller is provided with regulating mechanism for working gap to adjust fixing roller and the vertical interval suppressing between roller, door leaf longitudinal direction quilt to be glued Get in this vertical interval, and walk to induction coil direction average rate；Door leaf two sides are provided with transverse positioning mechanism；Rear group of rolling Substantially the same group of the structure of line, difference does not simply have guide roller.

In such scheme, described intermediate frequency induction heating device includes induction coil, Medium frequency induction generator, this Medium frequency induction It is 6kHz electromagnetic field that generator applies rated frequency by a switch board to induction coil.Described induction coil is wound with 3～5 Circle, its cross section is rectangular configuration, and just identical with the shape of cross section of door leaf to be glued, the length and width of its inner circumferential are all higher than gluing The length and width of door leaf cross section, but coil width is slightly larger than the cross-sectional width of door leaf to be glued.

Described regulating mechanism for working gap, including with suppress " Π " shape support of roller equal number, the roller of multiple fixing rollers Axle is in one line to be arranged in rolling-line longeron, is equipped with " Π " shape above the rolling-line longeron of the most each stationary roller shaft Support, should set movable roller seat moving up and down in " Π " shape support, and this activity roller seat lower end is installed and suppressed roll shaft；Upper end is passed through One screw rod and spring with support top outside rotation being connected, be provided with locking nut between securing bracket top and rotation handle.

Described door leaf transverse positioning mechanism includes the multiple location stator ring being arranged on side rolling-line side rail inner, The laterally opposed side of the plurality of location stator ring is provided with multiple location regulation guide wheels that quantity is identical, and the plurality of location regulates Guide wheel is contained on a longitudinal push rod, and this longitudinal direction push rod is the most fixed by two location guides being connected to both sides rolling-line longeron Position, and make regulation guide wheel relative localization in location thereon solid by a middle threaded guide rod, two sliding guides at two ends Determine guide wheel to be toward or away from；The most single-ended inner side being fixed on opposite side rolling-line longeron of sliding guide, threaded guide rod, wherein screw thread Guide rod constitutes screw nut driven with longitudinal push rod, a handwheel being positioned at outside this side roller line ball longeron be adjusted, work as tune Joint completes, the locking member fastening that will be located between longitudinal push rod and location guide, can be held in position regulation guide wheel fixing with location Lateral separation between guide wheel.

Compared with the glue molding devices such as the cold press of background technology, hot press, the utility model has the advantages that:

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 gluing.

2, use and suppress two groups of rolling-lines before and after roller is provided with regulating mechanism for working gap and can control door leaf motion speed, logical Cross the elastic parts arranged on regulating mechanism for working gap to realize suppressing the roller hard and soft roll-in during door leaf gluing, carry High door leaf bonding quality.

3, before using, the rubber roll in door leaf is first pressed uniformly by rolling-line；Will before rolling-line adhesive curing in door leaf after employing Whole steel door flattens, and in conjunction with the intermediate frequency induction heating device between two rolling-lines, can adapt to ambient temperature and humidity completely Change, makes steel door leaf panel significantly improve with central layer glue molding quality, thoroughly avoid uneven, the hollowing of gluing, two The quality problems such as skin.

4, use Medium frequency induction coil heating apparatus, 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 to combine Frequency Induction Heating, temperature, speed, time are the most controlled, can be greatly Improve production efficiency, 10-15 times of about 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 utility model is described in further detail.

Accompanying drawing explanation

Fig. 1 is the structural front view of hard and soft rolling Hot gluing machine of the present utility model.

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, difference does not simply have guide roller.

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 vertical interval governor motion 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.When determining h value After, 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 technological principle of the hard and soft rolling hot gluing forming machine of the steel door of Fig. 1～4 is:

By regulating mechanism for working gap 2, the fixing roller on two groups of rolling-lines of front and back 8,7 is vertical with suppress between roller Spacing h is adjusted to the thickness (thickness of door leaf the most to be glued) of molding door leaf 5；According to the width of molding door leaf 5, by door Fan transverse positioning mechanism B, adjusts the spacing of door leaf located lateral directive wheel (location regulation guide wheel and location stator ring)；

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 suitable Hour hands rotate, and suppress roller and rotate counterclockwise；Open intermediate frequency induction heating device；

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 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；After glued door leaf above is completely into front group of rolling-line, advance next door leaf to be glued continuously；

By the door leaf that front group of rolling-line is glued, sequentially enter induction coil 4, make the door leaf steel being in induction coil Plastid self-heating, but temperature is less than 100 DEG C, in door leaf, bonded adhesives is heated fast setting；

Door leaf after being solidified by induction coil 4 conducting self-heating, 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.

The medium-frequency induction heating technology used in this utility model, 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 this utility model hard and soft rolling hot gluing forming machine is, is arranged by forward and backward two groups of rolling lines Vertical Compressible suppress roller and working clearance adjustable mechanism, in conjunction with the Frequency Induction Heating coil in the middle of two groups of rolling-lines, Complete the hard and soft rolling hot gluing molding of steel door.

When the specification of door leaf 1 to be glued is 2000 × 900 × 45mm³, during weight 55kg, through repetition test, Medium frequency induction The running frequency of generator 11 is preferably controlled in 4.5～5.5kHz.Sensing heating temp 60～80 DEG C.Control fast pulley and suppress The rotation of wheel, making every the door leaf to be glued lengthwise travel rate on two groups of rolling-lines is 30～50mm/S.Each two steel The traveling spacing 300～500mm of door leaf.

Table 1 lists employing this utility model technique and compares with the technique effect of traditional handicraft, can be seen that from table 1 data, New equipment significantly improves the bonding quality of steel door leaf panel and central layer, overcome that conventional apparatus floor space is big, energy consumption is high, Inefficient defect.

Claims (5)

1. a steel door hard and soft rolling hot gluing forming machine, it is characterised in that before including that two set frame for movements are essentially identical Group, organizing rolling-line afterwards, arrange an intermediate frequency induction heating device between these two groups rolling lines, front group of rolling line includes that level is longitudinally Multiple fixing roller in one line, arranges at least two guide roller before first fixing roller；Each fixing roller is provided above phase To suppress roller, between longitudinally adjacent fixing roller, longitudinally adjacent suppress between roller by drive mechanism realize roll shaft link；Suppress Roller is provided with regulating mechanism for working gap to adjust fixing roller and the vertical interval suppressing between roller, and door leaf to be glued is the most squeezed Enter in this vertical interval, and walk to induction coil direction average rate；Door leaf two sides are provided with transverse positioning mechanism；Rear group of rolling line Substantially the same group of structure, difference does not simply have guide roller.

2. steel door hard and soft rolling hot gluing forming machine as claimed in claim 1, it is characterised in that described Frequency Induction Heating Device includes induction coil, Medium frequency induction generator, and induction coil is applied by this Medium frequency induction generator by a switch board Rated frequency is 6kHz electromagnetic field.

3. steel door hard and soft rolling hot gluing forming machine as claimed in claim 2, it is characterised in that described induction coil is wound with 3～5 circles, its cross section is rectangular configuration, and just identical with the shape of cross section of door leaf to be glued, the length and width of its inner circumferential are all higher than The length and width of glued door leaf cross section, but coil width is slightly larger than the cross-sectional width of door leaf to be glued.

4. steel door hard and soft rolling hot gluing forming machine as claimed in claim 1, it is characterised in that the described working clearance regulates Mechanism, including with suppress " Π " shape support of roller equal number, the roll shaft of the multiple fixing rollers rolling-line that is arranged in one line is indulged Liang Zhong, is equipped with " Π " shape support above the rolling-line longeron of the most each stationary roller shaft, setting in being somebody's turn to do " Π " shape support can The movable roller seat moved up and down, this activity roller seat lower end is installed and is suppressed roll shaft；Upper end is by a screw rod and spring and support top Outer rotation handle is connected, and is provided with locking nut between securing bracket top and rotation handle.

5. steel door hard and soft rolling hot gluing forming machine as claimed in claim 1, it is characterised in that described door leaf located lateral Mechanism includes the multiple location stator ring being arranged on side rolling-line side rail inner, horizontal at the plurality of location stator ring Opposite side is provided with multiple location regulation guide wheels that quantity is identical, and the plurality of location regulation guide wheel is contained on a longitudinal push rod, This longitudinal direction push rod is by being connected to two location guide longitudinal registers of both sides rolling-line longeron, and is led by a middle screw thread Bar, two sliding guides at two ends make regulation guide wheel relative localization stator ring in location thereon be toward or away from；Sliding guide, The most single-ended inner side being fixed on opposite side rolling-line longeron of threaded guide rod, wherein threaded guide rod constitutes feed screw nut with longitudinal push rod Transmission, is adjusted by a handwheel being positioned at outside this side roller line ball longeron, when regulation completes, will be located at longitudinal push rod and location Locking member fastening between guide rod, can be held in position the lateral separation between regulation guide wheel and location stator ring.