CN105415563A - Former for U-shaped paper slips of in-cavity polyurethane foamed aluminum profiles - Google Patents
Former for U-shaped paper slips of in-cavity polyurethane foamed aluminum profiles Download PDFInfo
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- CN105415563A CN105415563A CN201510945144.9A CN201510945144A CN105415563A CN 105415563 A CN105415563 A CN 105415563A CN 201510945144 A CN201510945144 A CN 201510945144A CN 105415563 A CN105415563 A CN 105415563A
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- die cavity
- shaped paper
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- former
- paper slip
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/12—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
- B29C44/18—Filling preformed cavities
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/35—Component parts; Details or accessories
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/36—Feeding the material to be shaped
- B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31F1/00—Mechanical deformation without removing material, e.g. in combination with laminating
- B31F1/0003—Shaping by bending, folding, twisting, straightening, flattening or rim-rolling; Shaping by bending, folding or rim-rolling combined with joining; Apparatus therefor
- B31F1/0006—Bending or folding; Folding edges combined with joining; Reinforcing edges during the folding thereof
- B31F1/0009—Bending or folding; Folding edges combined with joining; Reinforcing edges during the folding thereof of plates, sheets or webs
- B31F1/0019—Bending or folding; Folding edges combined with joining; Reinforcing edges during the folding thereof of plates, sheets or webs the plates, sheets or webs moving continuously
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a former for U-shaped paper slips of in-cavity polyurethane foamed aluminum profiles. The former is used for thermal insulating aluminum profile processing. The former is specifically used for forming U-shaped paper slips in in-cavity polyurethane foamed aluminum profiles, and comprises an external mold of which an inner cavity is trumpet-shaped and a mandrel inserted in the external mold; a shape of the mandrel follows up the inner cavity of the external mold, and is such a shape of gradual transition to a section A, a section B or a section C; a fixed handle of the mandrel is located at an upper-end opening of the external mold; a gap A between the external mold or the mandrel can be changed by adjusting a relative position of the external mold of the mandrel; when a paper tape is driven by a traction device to pass through the former, the paper tape is gradually transformed and formed into a U-shaped paper slip; a polyurethane adhesive A and a polyurethane adhesive B as liquid two components are mixed in an injection head before flowing out of an injection nozzle to a U-shaped paper slip groove; and the U-shaped paper slip goes into a cavity A by carrying the mixed polyurethane and is foamed and cured to form a polyurethane foamed slip to fill the cavity A; in such a manner, the problem of quick online forming of U-shaped paper slips is solved, a thermal insulating effect is improved and the connection strength of aluminum profiles is improved.
Description
Technical field
The present invention relates to the U-shaped paper slip former of polyurethane foam aluminium section bar in a kind of die cavity, process for heat-insulation aluminum section.
Background technology
The effect of the aluminium section bar of Thermal insulation door and window is mainly in order to heat insulation, and forming method has injecting glue method and wears bar method, and adopting and wearing bar method is adopt plastic strip to couple together two parts of aluminium section bar, reaches effect of heat insulation.Wearing bar method aluminium section bar production stage is manufacture aluminium section bar A, aluminium section bar B respectively, wear bar A and wear bar B, then by wearing bar A, wear bar B and penetrate in the corresponding swallow-tail form notch of aluminium section bar A and aluminium section bar B, wearing bar A and wearing bar B adopts made of plastic, the pressing lock point of roll extrusion aluminium alloy, make aluminium section bar A, aluminium section bar B and wear bar A to wear bar B and be connected to one, be called and wear bar method aluminium section bar.There is gap this aluminium section bar junction, easily produces cross-ventilation, reduces effect of heat insulation, and connecting portion intensity is low.
Patent " wearing die cavity polyurethane foam shape in bar method ", the patent No. is: 201410218362.8, provide one and wear die cavity polyurethane foam shape in bar method, solve the problem that the thermal insulation that causes because of cross-ventilation reduces, improve the thermal insulation and structural strength of wearing section bar, improve soundproof effect.
Patent " wearing die cavity polyurethane foam aluminium section bar and former in bar method ", the patent No. is: 201520287224.5 provide one wears die cavity polyurethane foam aluminium section bar and former in bar method.Equipment, for the production of wearing die cavity polyurethane foam aluminium section bar in bar method, solves and wears bar method aluminium section bar junction and have gap, easily produces cross-ventilation problem, and effect of heat insulation is better, adds the bonding strength of aluminium section bar.Patent has sketched a kind of U-shaped paper slip former.
Apply for a patent " wearing die cavity polyurethane foam forming aluminium section method in bar method ", application number is: 201510227705.1, provides one and wears die cavity polyurethane foam forming aluminium section method in bar method.Solve and wear bar method aluminium section bar junction and have gap, easily produce cross-ventilation problem, effect of heat insulation is better, adds the bonding strength of aluminium section bar.Patent has sketched a kind of forming method of U-shaped paper slip former.
In die cavity, polyurethane foam aluminium section bar refers to the section bar of filled polyurethane foamed strip in the die cavity A wearing bar method aluminium section bar: cross section structure schematic diagram as shown in Figure 2, at aluminium section bar A, aluminium section bar B and wear bar A, wear bar B combine after filled polyurethane foamed strip in the die cavity A that encloses, U-shaped paper slip is in be worn between bar A and polyurethane foam bar, wearing bar A, wearing the material of bar B is plastics, U-shaped paper slip, polyurethane foam bar and wear the equal and two side ends of the length of bar method aluminium section bar in the face of neat; Polyurethane foam strip adoption dual-component polyurethane injecting glue is shaping, and dual-component polyurethane is liquid, and polyurethane foam bar is closed pore.
In die cavity, the effect of polyurethane foam aluminium section bar U-shaped paper slip former is shaping above-mentioned U-shaped paper slip, in order to make U-shaped paper slip former perfect further, be necessary to constantly bring forth new ideas, invent different U-shaped paper slip formers, the U-shaped paper slip of rapid shaping, improves the production efficiency of polyurethane foam aluminium section bar in die cavity.
Summary of the invention
The invention discloses the U-shaped paper slip former of polyurethane foam aluminium section bar in a kind of die cavity, the online above-mentioned U-shaped paper slip of quick automatic forming of energy, hold mixed polyurethane by U-shaped paper slip and enter into die cavity A, foamed solidification forms polyurethane foam bar and is full of die cavity A, forms polyurethane foam aluminium section bar in die cavity.
The present invention solves the problems of the technologies described above the technical scheme taked to be:
The U-shaped paper slip former of polyurethane foam aluminium section bar in a kind of die cavity, for the U-shaped paper slip in polyurethane foam aluminium section bar in online quick automatic forming die cavity, former comprises the core that inner chamber is flaring external mold and inserts wherein, the inner chamber conformal of core profile and external mold, the arrival end cross sectional shape of former is straight gap, cross sectional shape from arrival end to the port of export, the appearance of to be transition be gradually section A or cross section B or cross section C, the fixed handle of core is positioned at the upper end open place of external mold, the relative position of adjustment external mold or core can change gap A between the two,
Paper roll unreels and expands into paper tape, paper tape is through the gap A of former, the upper carry-over pinch rolls of draw-gear and lower carry-over pinch rolls, upper carry-over pinch rolls and lower carry-over pinch rolls clamp the bottom surface of U-shaped paper slip, draw-gear drives paper tape when through former, conversion is shaped to U-shaped paper slip gradually, and draw-gear draws the conveying of U-shaped paper slip and is passed in the die cavity A wearing bar method aluminium section bar;
After the polyurethane A glue of liquid two-component and polyurethane B glue mix in glue injecting head, out flow to U-shaped paper slip groove from adhesive pouring nozzle, U-shaped paper slip is held mixed polyurethane and is entered into die cavity A, and foamed solidification forms polyurethane foam bar and is full of die cavity A.
Preferably, the U-shaped paper slip former of polyurethane foam aluminium section bar in described die cavity, also comprise the paper guiding device that more than is arranged in series between draw-gear and former, punch to be positioned on die and to be screwed, gap B between die and punch is used for shaping or U-shaped paper slip of shaping, paper tape is transitioned into uncovered trapezoidal or upside open rectangle or U-shaped or gap, cross section B shape gradually, and the shape before making it to enter into draw-gear is the shape of cross section C or cross section B, porch, gap rounding off.
Preferably, the U-shaped paper slip former of polyurethane foam aluminium section bar in a kind of die cavity, former is replaced with paper guiding device, paper guiding device is used for the U-shaped paper slip in online quick automatic forming die cavity in polyurethane foam aluminium section bar, more than one paper guiding device be arranged in series between draw-gear and paper roll, punch to be positioned on die and to be screwed, gap B between die and punch is used for shaping or U-shaped paper slip of shaping, paper tape is transitioned into uncovered trapezoidal or upside open rectangle or U-shaped or gap, cross section B shape gradually, shape before making it to enter into draw-gear is the shape of cross section C or cross section B, porch, gap rounding off,
Paper roll unreels and expands into paper tape, paper tape is through the gap of paper guiding device, the upper carry-over pinch rolls of draw-gear and lower carry-over pinch rolls, upper carry-over pinch rolls and lower carry-over pinch rolls clamp the bottom surface of U-shaped paper slip, draw-gear drives paper tape when through paper guiding device, conversion is shaped to U-shaped paper slip gradually, and draw-gear draws the conveying of U-shaped paper slip and is passed in the die cavity A wearing bar method aluminium section bar;
After the polyurethane A glue of liquid two-component and polyurethane B glue mix in glue injecting head, out flow to U-shaped paper slip groove from adhesive pouring nozzle, U-shaped paper slip is held mixed polyurethane and is entered into die cavity A, and foamed solidification forms polyurethane foam bar and is full of die cavity A, forms polyurethane foam aluminium section bar in die cavity.
Preferably, the U-shaped paper slip former of polyurethane foam aluminium section bar in die cavity, die is provided with locating slot, the downside of punch and locating slot location.
Preferably, the U-shaped paper slip former of polyurethane foam aluminium section bar in described die cavity, also comprise Embosser, Embosser comprises two wheel carrier B, two handwheel B, lower corrugated roll, upper dandy roll, two springs, lower corrugated roll, upper dandy roll are arranged on the bearing B of wheel carrier B respectively, spring is between handwheel B lower end and the axle bed of upper dandy roll, and spring makes dandy roll contact all the time with lower corrugated roll roll surface; Cylindrical around upper dandy roll is provided with twice triangular hill, and the cylindrical around lower corrugated roll is provided with twice triangular groove, and triangular hill is in inside triangular groove.
Preferably, the U-shaped paper slip former of polyurethane foam aluminium section bar in described die cavity, the conveying of U-shaped paper slip be passed to respectively wear bar method aluminium section bar die cavity A, die cavity B, select in die cavity C one or its two or all;
After the polyurethane A glue of liquid two-component and polyurethane B glue mix in glue injecting head, out flow to U-shaped paper slip groove from adhesive pouring nozzle, U-shaped paper slip is held mixed polyurethane and is entered into die cavity A or die cavity B or die cavity C respectively, and foamed solidification forms polyurethane foam bar and is full of die cavity A or die cavity B or die cavity C.
Preferably, the U-shaped paper slip former of polyurethane foam aluminium section bar in described die cavity, former or paper guiding device parts two overlap or three covers are arranged side by side, and paper roll, adhesive pouring nozzle two overlap or three cover correspondences are arranged side by side; The simultaneously U-shaped paper slip of shaping two or three, penetrate into simultaneously in the die cavity A of bar method aluminium section bar, die cavity B, die cavity C its two or all;
After the polyurethane A glue of liquid two-component and polyurethane B glue mix in glue injecting head, out flow to U-shaped paper slip groove from adhesive pouring nozzle, U-shaped paper slip is held mixed polyurethane and is entered into die cavity A or die cavity B or die cavity C simultaneously, foamed solidification formed polyurethane foam bar be full of in die cavity A or die cavity B or die cavity C its two or all.
Preferably, the U-shaped paper slip former of polyurethane foam aluminium section bar in described die cavity, described paper roll, paper tape can be replaced with roll of plastic or paper-plastic stick volume or thin metallic coil or plastic tape or paper-plastic stick band or metal strip respectively, and U-shaped paper slip replaces with U-shaped plastic strip or U-shaped paper-plastic stick bar or U-shaped thin bonding jumper.
Preferably, the U-shaped paper slip former of polyurethane foam aluminium section bar in described die cavity, adopts the forming method of polyurethane foam aluminium section bar in its shaping U-shaped paper slip and die cavity to be:
In the die cavity A filled polyurethane foamed strip of bar method of the wearing aluminium section bar processed, utilize former and/or the shaping U-shaped paper slip of paper guiding device, former and/or the paper guiding device cross sectional shape from arrival end to the port of export, transition is the appearance of section A or cross section B or cross section C gradually; Paper roll unreels and expands into paper tape, paper tape is through the gap A of former and/or the gap B of paper guiding device, the upper carry-over pinch rolls of draw-gear and lower carry-over pinch rolls, upper carry-over pinch rolls and lower carry-over pinch rolls clamp the bottom surface of U-shaped paper slip, draw-gear drives paper tape when through former and/or paper guiding device, conversion is shaped to U-shaped paper slip gradually, and draw-gear draws the conveying of U-shaped paper slip and is passed in the die cavity A wearing bar method aluminium section bar; Holding mixed dual-component polyurethane by the U-shaped paper slip of movement is transported in the die cavity A wearing bar method aluminium section bar, and polyurethane foam is full of in die cavity A, forms polyurethane foam aluminium section bar in die cavity.
Preferably, the U-shaped paper slip former of polyurethane foam aluminium section bar in described die cavity, adopts the forming method of polyurethane foam aluminium section bar in its shaping U-shaped paper slip and die cavity to be:
Select in the die cavity A or die cavity B or die cavity C of bar method of the wearing aluminium section bar processed one or its two or whole filled polyurethane foamed strip; Utilize former and/or the shaping U-shaped paper slip of paper guiding device, former and the paper guiding device cross sectional shape from arrival end to the port of export is transition is gradually the appearance of section A or cross section B or cross section C; Paper roll unreels and expands into paper tape, paper tape is through the gap A of former and/or the gap B of paper guiding device, the upper carry-over pinch rolls of draw-gear and lower carry-over pinch rolls, upper carry-over pinch rolls and lower carry-over pinch rolls clamp the bottom surface of U-shaped paper slip, draw-gear drives paper tape when through former and/or paper guiding device, conversion is shaped to U-shaped paper slip gradually, draw-gear draw the conveying of U-shaped paper slip be passed to wear bar method aluminium section bar die cavity A or die cavity B or die cavity C in select one or its two or all in; By the U-shaped paper slip of movement hold mixed dual-component polyurethane be transported to wear bar method aluminium section bar die cavity A or die cavity B or die cavity C in select one or its two or all in, polyurethane foam be full of one or its two or all in, form polyurethane foam aluminium section bar in die cavity;
Step 1, is installed to paper roll on unreeling shaft, paper tape successively through the gap A of former and/or the gap B of paper guiding device, the upper carry-over pinch rolls of draw-gear and lower carry-over pinch rolls;
Step 2, upper carry-over pinch rolls and the clamping of lower carry-over pinch rolls drive paper tape to move, through the effect of former and/or paper guiding device, the U-shaped paper slip of paper tape automatic moulding, U-shaped paper slip enters into die cavity A or die cavity B or die cavity C;
Step 3, glue feeder starts, and after liquid two-component polyurethane A glue and polyurethane B glue mix in glue injecting head, out flows uniformly to U-shaped paper slip groove from adhesive pouring nozzle, and U-shaped paper slip holds that mixed polyurethane is pushed enters into die cavity A or die cavity B or die cavity C;
Step 4, when U-shaped paper slip enters into or exceedes the other end wearing bar method aluminium section bar, stops injecting glue, rear towing device automatically stop, automatic or manually cut off U-shaped paper slip; Through 2-30 minute, the mixed polyurethane be full of in die cavity A or die cavity B or die cavity C completes foaming, solidify to form polyurethane foam bar, forms polyurethane foam aluminium section bar in die cavity;
Step 5, repeats above-mentioned steps.
The invention has the beneficial effects as follows:
The U-shaped paper slip former of polyurethane foam aluminium section bar in die cavity, solves the problem of quick online shaping U-shaped paper slip, improves the production efficiency of polyurethane foam aluminium section bar in die cavity.Hold mixed polyurethane by U-shaped paper slip and enter into die cavity A, foamed solidification forms polyurethane foam bar and is full of die cavity A, forms polyurethane foam aluminium section bar in die cavity.Solve the cross-ventilation problem of wearing gap, bar method aluminium section bar junction and producing, improve effect of heat insulation, add the bonding strength of aluminium section bar.Also above-mentioned U-shaped paper slip former or the shaping U-shaped thin bonding jumper of paper guiding device can be utilized.
Accompanying drawing explanation
Fig. 1 is the cross section structure schematic diagram that the present invention wears bar method aluminium section bar.
Fig. 2 is the cross section structure schematic diagram of polyurethane foam aluminium section bar in die cavity of the present invention.
Fig. 3 is the structural representation of the U-shaped paper slip former of polyurethane foam aluminium section bar in die cavity of the present invention.
Fig. 4 is the structural representation of the U-shaped paper slip paper guiding device of polyurethane foam aluminium section bar in die cavity of the present invention.
Fig. 5 is the schematic diagram of the section A of U-shaped paper slip of the present invention.
Fig. 6 is the schematic diagram of the cross section B of U-shaped paper slip of the present invention.
Fig. 7 is the schematic diagram of the cross section C of U-shaped paper slip of the present invention.
Fig. 8 is the uncovered trapezoidal seam shape schematic diagram of paper guiding device of the present invention.
Fig. 9 is Embosser structural representation of the present invention.
In figure, 1, aluminium section bar A, 2, wear bar A, 3, die cavity A, 301, die cavity B, 302, die cavity C, 4, wear bar B, 5, aluminium section bar B, 6, U-shaped paper slip, 7, polyurethane foam bar, 8, pressing lock point, 9, wear bar method aluminium section bar, 10, spring, 11, paper guiding device, 22, former, 23, Embosser, 33, wheel carrier B, 34, handwheel B, 35, die, 36, screw, 37, punch, 38, gap B, 38-1, uncovered trapezoidal, 39, locating slot, 40, external mold, 41, core, 42, gap A, 43, lower corrugated roll, 45, upper dandy roll, 48-1, section A, 48-2, cross section B, 48-3, cross section C.
Detailed description of the invention
Below in conjunction with drawings and embodiments, the invention will be further described:
Detailed description of the invention one: as Fig. 1, 2, 3, 5, 6, shown in 7, the U-shaped paper slip former of polyurethane foam aluminium section bar in a kind of die cavity, for the U-shaped paper slip 6 in polyurethane foam aluminium section bar in online quick automatic forming die cavity, former 22 comprises the core 41 that inner chamber is flaring external mold 40 and inserts wherein, the inner chamber conformal of core 41 profile and external mold 40, the arrival end cross sectional shape of former 22 is straight gaps, cross sectional shape from arrival end to the port of export, the appearance of to be transition be gradually section A 48-1 or cross section B48-2 or cross section C48-3, the fixed handle of core 41 is positioned at the upper end open place of external mold 40, the relative position of adjustment external mold 40 or core 41 can change gap A42 between the two,
Paper roll unreels and expands into paper tape, paper tape is through the gap A42 of former 22, the upper carry-over pinch rolls of draw-gear and lower carry-over pinch rolls, upper carry-over pinch rolls and lower carry-over pinch rolls clamp the bottom surface of U-shaped paper slip 6, draw-gear drives paper tape when through former 22, conversion is shaped to U-shaped paper slip 6 gradually, and draw-gear 19 draws the conveying of U-shaped paper slip 6 and is passed in the die cavity A3 wearing bar method aluminium section bar 9;
Adhesive pouring nozzle is being worn between bar method aluminium section bar 9 and draw-gear 19; The metering of polyurethane A glue is transported to glue injecting head 16 li by measuring pump A, the metering of polyurethane B glue is transported in glue injecting head by measuring pump B, after the polyurethane A glue of liquid two-component and polyurethane B glue mix in glue injecting head, out flow to U-shaped paper slip 6 groove from adhesive pouring nozzle, U-shaped paper slip 6 is held mixed polyurethane and is entered into die cavity A3, foamed solidification forms polyurethane foam bar 7 and is full of die cavity A3, polyurethane foam aluminium section bar in obtained die cavity.
Detailed description of the invention two: as Fig. 1, 2, 4, 6, 7, shown in 8, the U-shaped paper slip former of polyurethane foam aluminium section bar in a kind of die cavity, former (22) is replaced with paper guiding device (11), paper guiding device 11 is for the U-shaped paper slip 6 in polyurethane foam aluminium section bar in online quick automatic forming die cavity, more than one paper guiding device be arranged in series 11 between draw-gear and paper roll, punch 37 is positioned on die 35 also to be fixed with screw 36, gap B38 between die 35 and punch 37 is used for shaping or U-shaped paper slip 6 of shaping, paper tape is transitioned into uncovered trapezoidal 38-1 or upside open rectangle or U-shaped or gap, cross section B38 shape gradually, shape before making it to enter into draw-gear is the shape of cross section C48-3 or cross section B48-2, porch, gap rounding off,
Paper roll unreels and expands into paper tape, paper tape is through the gap of paper guiding device 11, the upper carry-over pinch rolls of draw-gear and lower carry-over pinch rolls, upper carry-over pinch rolls and lower carry-over pinch rolls clamp the bottom surface of U-shaped paper slip 6, draw-gear drives paper tape when through paper guiding device 11, conversion is shaped to U-shaped paper slip 6 gradually, and draw-gear draws the conveying of U-shaped paper slip 6 and is passed in the die cavity A3 wearing bar method aluminium section bar 9;
After the polyurethane A glue of liquid two-component and polyurethane B glue mix in glue injecting head, out flow to U-shaped paper slip 6 groove from adhesive pouring nozzle, U-shaped paper slip 6 is held mixed polyurethane and is entered into die cavity A3, foamed solidification forms polyurethane foam bar 7 and is full of die cavity A3, forms polyurethane foam aluminium section bar in die cavity.
Detailed description of the invention three: as shown in Fig. 1 ~ 9, in embodiment one or embodiment two, also comprise Embosser 23, Embosser 23 comprises two wheel carrier B33, two handwheel B34, lower corrugated roll 43, upper dandy roll 45, two springs 10, lower corrugated roll 43, upper dandy roll 45 are arranged on the bearing B of wheel carrier B33 respectively, spring 10 is between handwheel B34 lower end and the axle bed of upper dandy roll 45, and spring 10 makes dandy roll 45 contact all the time with lower corrugated roll 43 roll surface; Cylindrical around upper dandy roll 45 is provided with twice triangular hill, and the cylindrical around lower corrugated roll 43 is provided with twice triangular groove, and triangular hill is in inside triangular groove.Other composition and annexation identical with detailed description of the invention one or two.
Detailed description of the invention four: as shown in Fig. 1 ~ 9, adopts the U-shaped paper slip former of polyurethane foam aluminium section bar in die cavity, and in shaping U-shaped paper slip 6 and die cavity, the forming method of polyurethane foam aluminium section bar is:
In the die cavity A3 filled polyurethane foamed strip 7 of bar method of the wearing aluminium section bar 9 processed, utilize former 22 and/or the shaping U-shaped paper slip 6 of paper guiding device 11, former 22 and/or the cross sectional shape of paper guiding device 11 from arrival end to the port of export, transition is the appearance of section A 48-1 or cross section B48-2 or cross section C48-3 gradually; Paper roll unreels and expands into paper tape, paper tape is through the gap A42 of the former 22 and/or gap B38 of paper guiding device 11, the upper carry-over pinch rolls of draw-gear and lower carry-over pinch rolls, upper carry-over pinch rolls and lower carry-over pinch rolls clamp the bottom surface of U-shaped paper slip 6, draw-gear drives paper tape when through former 22 and/or paper guiding device 11, conversion is shaped to U-shaped paper slip 6 gradually, and draw-gear draws the conveying of U-shaped paper slip 6 and is passed in the die cavity A3 wearing bar method aluminium section bar 9; Holding mixed dual-component polyurethane by the U-shaped paper slip 6 of movement is transported in the die cavity A3 wearing bar method aluminium section bar 9, and polyurethane foam is full of in die cavity A3, forms polyurethane foam aluminium section bar in die cavity.Other composition and annexation and detailed description of the invention one, two or three identical.
It is can understand and apply the invention for the ease of the those of ordinary skill of technical field that above-described embodiment describes.Those of ordinary skill in the art easily can make various amendment to these embodiments, and General Principle described herein are applied in other embodiments and need not through creative work.Therefore, the invention is not restricted to above-mentioned detailed description of the invention, the equivalents that every art technology obtains according to technology enlightenment of the present invention or the technical scheme that equivalence is replaced, all drop within rights protection scope of the present invention.
Claims (10)
1. the U-shaped paper slip former of polyurethane foam aluminium section bar in a die cavity, for the U-shaped paper slip (6) in polyurethane foam aluminium section bar in online quick automatic forming die cavity, it is characterized in that: former (22) comprises the core (41) that inner chamber is flaring external mold (40) and inserts wherein, the inner chamber conformal of core (41) profile and external mold (40), the arrival end cross sectional shape of former (22) is straight gap, cross sectional shape from arrival end to the port of export, the appearance of to be transition be gradually section A (48-1) or cross section B (48-2) or cross section C (48-3), the fixed handle of core (41) is positioned at the upper end open place of external mold (40), the relative position of adjustment external mold (40) or core (41) can change gap A (42) between the two,
Paper roll unreels and expands into paper tape, paper tape is through the gap A (42) of former (22), the upper carry-over pinch rolls of draw-gear and lower carry-over pinch rolls, upper carry-over pinch rolls and lower carry-over pinch rolls clamp the bottom surface of U-shaped paper slip (6), draw-gear drives paper tape when through former (22), conversion is shaped to U-shaped paper slip (6) gradually, and draw-gear draws U-shaped paper slip (6) conveying and is passed to and wears in the die cavity A (3) of bar method aluminium section bar (9);
After the polyurethane A glue of liquid two-component and polyurethane B glue mix in glue injecting head, out flow to U-shaped paper slip (6) groove from adhesive pouring nozzle, U-shaped paper slip (6) is held mixed polyurethane and is entered into die cavity A (3), foamed solidification forms polyurethane foam bar (7) and is full of die cavity A (3), forms polyurethane foam aluminium section bar in die cavity.
2. the U-shaped paper slip former of polyurethane foam aluminium section bar in die cavity according to claim 1, it is characterized in that: also comprise and be positioned at more than one paper guiding device be arranged in series (11) between draw-gear and former (22), punch (37) is positioned at die (35) and goes up and use screw (36) to fix, gap B (38) between die (35) and punch (37) is for shaping or U-shaped paper slip (6) of shaping, paper tape is transitioned into uncovered trapezoidal (38-1) or upside open rectangle or U-shaped or gap, cross section B (38) shape gradually, shape before making it to enter into draw-gear is the shape of cross section C (48-3) or cross section B (48-2), porch, gap rounding off.
3. the U-shaped paper slip former of polyurethane foam aluminium section bar in a die cavity, former (22) is replaced with paper guiding device (11), paper guiding device (11) is for the U-shaped paper slip (6) in polyurethane foam aluminium section bar in online quick automatic forming die cavity, it is characterized in that: the paper guiding device (11) that more than is arranged in series between draw-gear and paper roll, punch (37) is positioned at die (35) and goes up and use screw (36) to fix, gap B (38) between die (35) and punch (37) is for shaping or U-shaped paper slip (6) of shaping, paper tape is transitioned into uncovered trapezoidal (38-1) or upside open rectangle or U-shaped or gap, cross section B (38) shape gradually, shape before making it to enter into draw-gear is the shape of cross section C (48-3) or cross section B (48-2), porch, gap rounding off,
Paper roll unreels and expands into paper tape, paper tape is through the gap of paper guiding device (11), the upper carry-over pinch rolls of draw-gear and lower carry-over pinch rolls, upper carry-over pinch rolls and lower carry-over pinch rolls clamp the bottom surface of U-shaped paper slip (6), draw-gear drives paper tape when through paper guiding device (11), conversion is shaped to U-shaped paper slip (6) gradually, and draw-gear draws U-shaped paper slip (6) conveying and is passed to and wears in the die cavity A (3) of bar method aluminium section bar (9);
After the polyurethane A glue of liquid two-component and polyurethane B glue mix in glue injecting head, out flow to U-shaped paper slip (6) groove from adhesive pouring nozzle, U-shaped paper slip (6) is held mixed polyurethane and is entered into die cavity A (3), foamed solidification forms polyurethane foam bar (7) and is full of die cavity A (3), forms polyurethane foam aluminium section bar in die cavity.
4. the U-shaped paper slip former of polyurethane foam aluminium section bar in the die cavity according to Claims 2 or 3, it is characterized in that: die (35) is provided with locating slot (39), the downside of punch (37) and locating slot (39) location.
5. the U-shaped paper slip former of polyurethane foam aluminium section bar in the die cavity according to claim 1 or 3, also comprise Embosser (23), Embosser (23) comprises two wheel carrier B (33), two handwheel B (34), lower corrugated roll (43), upper dandy roll (45), two springs (10), lower corrugated roll (43), upper dandy roll (45) is arranged on the bearing B of wheel carrier B (33) respectively, it is characterized in that: spring (10) is positioned between the axle bed of handwheel B (34) lower end and upper dandy roll (45), spring (10) makes dandy roll (45) contact all the time with lower corrugated roll (43) roll surface, cylindrical around upper dandy roll (45) is provided with twice triangular hill, and the cylindrical around lower corrugated roll (43) is provided with twice triangular groove, and triangular hill is in inside triangular groove.
6. the U-shaped paper slip former of polyurethane foam aluminium section bar in the die cavity according to claim 1 or 3, is characterized in that: U-shaped paper slip (6) conveying be passed to respectively die cavity A (3), the die cavity B (301), the die cavity C (302) that wear bar method aluminium section bar (9) inner select one or its two or all;
After the polyurethane A glue of liquid two-component and polyurethane B glue mix in glue injecting head, out flow to U-shaped paper slip (6) groove from adhesive pouring nozzle, U-shaped paper slip (6) is held mixed polyurethane and is entered into die cavity A (3) or die cavity B (301) or die cavity C (302) respectively, and foamed solidification forms polyurethane foam bar (7) and is full of die cavity A (3) or die cavity B (301) or die cavity C (302).
7. the U-shaped paper slip former of polyurethane foam aluminium section bar in the die cavity according to claim 1 or 3, it is characterized in that: former (22) or paper guiding device (11) parts two overlap or three covers are arranged side by side, paper roll, adhesive pouring nozzle two overlap or three cover correspondences are arranged side by side; The simultaneously U-shaped paper slip of shaping two or three (6), penetrate into inner its of the die cavity A (3) of bar method aluminium section bar (9), die cavity B (301), die cavity C (302) two or all simultaneously;
After the polyurethane A glue of liquid two-component and polyurethane B glue mix in glue injecting head, out flow to U-shaped paper slip (6) groove from adhesive pouring nozzle, U-shaped paper slip (6) is held mixed polyurethane and is entered into die cavity A (3) or die cavity B (301) or die cavity C (302) simultaneously, and foamed solidification forms polyurethane foam bar (7) and is full of inner its of die cavity A (3) or die cavity B (301) or die cavity C (302) two or all.
8. the U-shaped paper slip former of polyurethane foam aluminium section bar in the die cavity according to claim 1 or 3, it is characterized in that: described paper roll, paper tape can be replaced with roll of plastic or paper-plastic stick volume or thin metallic coil or plastic tape or paper-plastic stick band or metal strip respectively, U-shaped paper slip (6) replaces with U-shaped plastic strip or U-shaped paper-plastic stick bar or U-shaped thin bonding jumper.
9. adopt the U-shaped paper slip former of polyurethane foam aluminium section bar in die cavity described in claim 1 or 3, in shaping U-shaped paper slip (6) and die cavity, the forming method of polyurethane foam aluminium section bar is:
In die cavity A (3) the filled polyurethane foamed strip (7) of the bar method of wearing aluminium section bar (9) processed, utilize former (22) and/or the shaping U-shaped paper slip (6) of paper guiding device (11), former (22) and/or paper guiding device (11) cross sectional shape from arrival end to the port of export, transition is the appearance of section A (48-1) or cross section B (48-2) or cross section C (48-3) gradually; Paper roll unreels and expands into paper tape, paper tape is through the gap A (42) of former (22) and/or the gap B (38) of paper guiding device (11), the upper carry-over pinch rolls of draw-gear and lower carry-over pinch rolls, upper carry-over pinch rolls and lower carry-over pinch rolls clamp the bottom surface of U-shaped paper slip (6), draw-gear drives paper tape when through former (22) and/or paper guiding device (11), conversion is shaped to U-shaped paper slip (6) gradually, and draw-gear draws U-shaped paper slip (6) conveying and is passed to and wears in the die cavity A (3) of bar method aluminium section bar (9); Hold mixed dual-component polyurethane by the U-shaped paper slip (6) of movement to be transported to and to wear in the die cavity A (3) of bar method aluminium section bar (9), polyurethane foam is full of in die cavity A (3), forms polyurethane foam aluminium section bar in die cavity.
10. adopt the U-shaped paper slip former of polyurethane foam aluminium section bar in die cavity described in claim 1 or 3, in shaping U-shaped paper slip (6) and die cavity, the forming method of polyurethane foam aluminium section bar is:
The die cavity A (3) of the bar method of wearing aluminium section bar (9) processed or die cavity B (301) or die cavity C (302) inner select one or its two or whole filled polyurethane foamed strip (7), utilize former (22) and/or the shaping U-shaped paper slip (6) of paper guiding device (11), former (22) and/or paper guiding device (11) cross sectional shape from arrival end to the port of export are transition is gradually the appearance of section A (48-1) or cross section B (48-2) or cross section C (48-3), paper roll unreels and expands into paper tape, paper tape is through the gap A (42) of former (22) and/or the gap B (38) of paper guiding device (11), between the upper carry-over pinch rolls of draw-gear and lower carry-over pinch rolls, upper carry-over pinch rolls and lower carry-over pinch rolls clamp the bottom surface of U-shaped paper slip (6), draw-gear drives paper tape when through former (22) and/or paper guiding device (11), conversion is shaped to U-shaped paper slip (6) gradually, draw-gear draw U-shaped paper slip (6) conveying be passed to the die cavity A (3) or die cavity B (301) that wear bar method aluminium section bar (9) or die cavity C (302) inner select one or its two or all in, by the U-shaped paper slip (6) of movement hold mixed dual-component polyurethane be transported to the die cavity A (3) or die cavity B (301) that wear bar method aluminium section bar (9) or die cavity C (302) inner select one or its two or all in, polyurethane foam be full of one or its two or all in, form polyurethane foam aluminium section bar in die cavity,
Step 1, is installed to paper roll on unreeling shaft, paper tape successively through the gap A (42) of former (22) and/or the gap B (38) of paper guiding device (11), the upper carry-over pinch rolls of draw-gear and lower carry-over pinch rolls;
Step 2, upper carry-over pinch rolls and the clamping of lower carry-over pinch rolls drive paper tape to move, through the effect of former (22) and/or paper guiding device (11), the U-shaped paper slip of paper tape automatic moulding (6), U-shaped paper slip (6) enters into die cavity A (3) or die cavity B (301) or die cavity C (302);
Step 3, glue feeder starts, after liquid two-component polyurethane A glue and polyurethane B glue mix in glue injecting head, out flow uniformly to U-shaped paper slip (6) groove from adhesive pouring nozzle, U-shaped paper slip (6) holds that mixed polyurethane is pushed enters into die cavity A (3) or die cavity B (301) or die cavity C (302);
Step 4, when U-shaped paper slip (6) enters into or exceedes the other end wearing bar method aluminium section bar (9), stops injecting glue, rear towing device automatically stop, automatic or manually cut off U-shaped paper slip (6); Through 2-30 minute, be full of the inner mixed polyurethane of die cavity A (3) or die cavity B (301) or die cavity C (302) to complete foaming, solidify to form polyurethane foam bar (7), form polyurethane foam aluminium section bar in die cavity;
Step 5, repeats above-mentioned steps.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510945144.9A CN105415563A (en) | 2015-12-11 | 2015-12-11 | Former for U-shaped paper slips of in-cavity polyurethane foamed aluminum profiles |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510945144.9A CN105415563A (en) | 2015-12-11 | 2015-12-11 | Former for U-shaped paper slips of in-cavity polyurethane foamed aluminum profiles |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104908195A (en) * | 2015-05-02 | 2015-09-16 | 大连华工创新科技股份有限公司 | Molding method of strip-penetrating-method inner cavity polyurethane foamed aluminum sectional material |
| CN104908194A (en) * | 2015-05-02 | 2015-09-16 | 大连华工创新科技股份有限公司 | Strip-penetrating-method inner cavity polyurethane foamed aluminum sectional material and molding device |
| CN205201944U (en) * | 2015-12-11 | 2016-05-04 | 大连华工创新科技股份有限公司 | Die cavity cohesion ammonia ester foaming aluminium alloy U type note former |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104908195A (en) * | 2015-05-02 | 2015-09-16 | 大连华工创新科技股份有限公司 | Molding method of strip-penetrating-method inner cavity polyurethane foamed aluminum sectional material |
| CN104908194A (en) * | 2015-05-02 | 2015-09-16 | 大连华工创新科技股份有限公司 | Strip-penetrating-method inner cavity polyurethane foamed aluminum sectional material and molding device |
| CN205201944U (en) * | 2015-12-11 | 2016-05-04 | 大连华工创新科技股份有限公司 | Die cavity cohesion ammonia ester foaming aluminium alloy U type note former |
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Application publication date: 20160323 |