CN103352635A - Method for machining water-seepage-proof combined section bar - Google Patents
Method for machining water-seepage-proof combined section bar Download PDFInfo
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- CN103352635A CN103352635A CN2013103013738A CN201310301373A CN103352635A CN 103352635 A CN103352635 A CN 103352635A CN 2013103013738 A CN2013103013738 A CN 2013103013738A CN 201310301373 A CN201310301373 A CN 201310301373A CN 103352635 A CN103352635 A CN 103352635A
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Abstract
The invention discloses a method for machining a water-seepage-proof combined section bar. The method for machining the water-seepage-proof combined section bar aims to overcome the defects that section bar machined according to an existing method is poor in resistance to water seepage and low in strength, causes waste, generates odor when being cut, and cannot meet the diversification requirements, such as a double-color section bar, of the market. The method for machining the water-seepage-proof combined section bar comprises the following steps forming of containing grooves in the corresponding positions of the left-side metal section bar body and the right-side metal section bar body, arranging connecting strips in the containing grooves of the left-side section bar body in a penetrating mode, arranging the exposed end of each connecting strip in one containing groove of the right-side section bar body in a penetrating mode in the length section of the section bar body, enabling the left-side section bar body and the right-side section bar body to be connected into a whole through the connecting strips, pouring liquid thermosetting resin in the areas wherein the left-side section bar body and the right-side section bare body are connected with the upper sides of the connecting strips, and solidifying the liquid thermosetting resin. The method for machining the water-seepage-proof combined section bar has the advantages that resources are saved, odor will not be generated, and the section bar which is machined according to the method is good in water-proof performance, high in strength, and capable of meeting the diversification requirements for different colors and materials of the market.
Description
Technical field
The present invention relates to produce combination shape for building field, specifically a kind of processing method with combination shape of excellent percolation-proof performance.
Background technology
At present, the processing method that adopts of the section bars such as the housing of metal door and window, downslide or the lower middle part of the side has two kinds of penetrating bar type and glue injection types usually.
The section bar processing method of penetrating bar type is to wear nonmetal connection strap between inside and outside two shapes that needs connect, such as the disclosed method of 201010156544.9 Chinese patent application.The section bar that this method processes is difficult to eliminate infiltration slit and the interior ponding of section bar groove between connection strap and the section bar, water resistance is poor, ponding can flow on the body of wall along the infiltration slit, the problem such as can cause body of wall to make moist after long-time to go mouldy, rendering layer comes off.
The section bar processing method of glue injection type is the thermosetting resin adhesive of pouring liquid in the groove of reserving in the middle of the monolithic shape, excises the section bar part on groove base after adhesive curing again, forms the arranged on left and right sides section bar that connects by glue.Though this kind method can be cut off by last excision step the heat transmission of the inside and outside both sides of section bar, reduced the intensity of section bar integral body, the heat stability that connects between two section bars is relatively relatively poor; Cutting action has also been wasted section bar, is unfavorable for economizing on resources; During cutting, high-temperature saw bit with can produce gas with foreign flavor excitatory after thermosetting resin adhesive contacts, be unfavorable for operating personnel's healthy and environmental protection.And this monolithic produces all identical products of color that processing method that section bar cuts again can only produce inside and outside both sides and material, can't satisfying the market to the diversified demand of double-colored section bar etc.
Summary of the invention
Technical problem to be solved by this invention is to overcome the defective that above-mentioned prior art exists, a kind of processing method of built-up sectional material of percolation-proof is provided, have can economize on resources, not produce the gas with foreign flavor advantage in, make section bar by have excellent water resistance after the method processing, intensity is high, can also satisfying the market to the diversified demand of section bar different colours, material.
For this reason, the technical solution used in the present invention is as follows: a kind of processing method of built-up sectional material of percolation-proof, and it may further comprise the steps:
1) offers the holding tank that extends along its length at the correspondence position of left side shape and right side shape;
2) wear the connection strap of nonmetallic tabular along the profile length direction in the holding tank of left side section bar, connection strap one end is arranged in the holding tank, the other end exposes to holding tank;
3) exposed junction with connection strap is located in the holding tank of right side section bar along the profile length direction, and the left and right side section bar is linked together by connection strap;
4) at the upside juncture area of left and right side section bar and connection strap, the thermosetting resin adhesive along profile length direction continuous pouring liquid state makes thermosetting resin adhesive fill and lead up juncture area, and solidifies.
The inside and outside both sides of the section bars such as the housing that the left side shape of said method processing and right side shape are respectively door and window, downslide or the lower middle part of the side, do not need to cut section bar, avoid the waste of section bar, produced gas with foreign flavor excitatory after high-temperature saw bit contacts with thermosetting resin adhesive when having avoided cutting simultaneously.Because the section bar middle part has guaranteed bonding strength by the nonmetal connection strap connection that is located in the holding tank, block simultaneously intermetallic heat and transmitted, when the indoor and outdoor temperature difference is larger, can stop the indoor and outdoor temperature to exchange by section bar, especially when using the thermostat such as air-conditioning, energy-conserving and environment-protective.Two section bars can adopt different materials and color, and the selection after the collocation is many, can satisfying the market to the diversified requirement of section bar different colours, material.On the basis that connection strap couples together two section bars, pour into a mould again thermosetting resin adhesive, thermosetting resin adhesive has filled up between connection strap and the section bar, and the infiltration slit of juncture area, improved water resistance, this excellent water resistance has thoroughly solved the problem of the gap leakage of ponding between connection strap and section bar.In the glue-line that forms after the thermosetting resin adhesive curing is sealed in connection strap, can delay the ageing process of connection strap, increase its application life; After the glue curing also and connection strap jointly strengthened the integral anti-shearing intensity of section bar, make the section bar of mechanical connection be difficult for becoming flexible.
As the improvement of above-mentioned processing method, the forward surface of described left side section bar and right side section bar forms respectively at least two outstanding connection ends, consisting of at least one group of holding tank, and described connection end head wide and tail narrow, holding tank bottom width mouth is narrow; Connection strap is prefabricated into wide centre, two ends narrow tabular, its end and holding tank form fit.This setting is so that the processing of section bar is simple; Easy to operate, quick through in the holding tank of the end of connection strap, and connection strap is difficult for spinning off from holding tank after being connected with section bar.
As the improvement of above-mentioned processing method, reserve the slit of 0.6～1mm between the end of described connection strap and the holding tank.Because the existence in slit so that connection strap is laborsaving in wearing the bar process, quick, reduces wearing precision and difficulty.
As the improvement of above-mentioned processing method, finish above-mentioned steps 3) after, connection end topmost and connection end are bottom exerted pressure, make it that deformation that inwardly curves occur, connection strap is locked in the holding tank.Being connected between connection strap and the section bar is fastening, is difficult for looseningly, and the infiltration slit reduces.
Improvement as above-mentioned processing method, above-mentioned exerting pressure of connection end finished with roller, roller comprises section bar transfer device and press nips, and the section bar transfer device reaches between pinch roller according to the section bar of profile length direction with compacting, and pinch roller after connection end is exerted pressure is continuously sent section bar.This method continuously logarithm rice and even the long section bar connection ends of tens of rice is exerted pressure, fast, and uniform force application.
As the improvement of above-mentioned processing method, in above-mentioned steps 4) before, the built-up sectional material that has worn connection strap is put into first in 50～80 ℃ the space, placed 5～10 minutes; Be put into again in 30～50 ℃ the space, placed 10～20 minutes.Before the cast thermosetting resin adhesive, first the section bar that assembles is carried out high-temperature heating and constant temperature placement processing, evaporating the moisture of nonmetal connection strap, the moisture evaporation when avoiding injecting glue in the connection strap causes bubble in the glue, affects the intensity after the thermosetting resin adhesive curing.
As the improvement of above-mentioned processing method, before the intensification, first the upper surface of connection strap carried out dedusting, oil removing.Dust, the oil avoiding gathering on the connection strap affect the bond quality between thermosetting resin adhesive and the connection strap.
As the improvement of above-mentioned processing method, in the described step 4), by the glue-injection machine injecting glue, position and the volume of the gum outlet of glue-injection machine, gel quantity and the juncture area that need fill and lead up adapt; During pouring liquid glue, take gum outlet as basic point, along profile length direction feeding section bar.Accuracy and the operability of cast have been guaranteed; In the casting process, it is motionless that gum outlet keeps, and section bar is fit to the in batches continuous pouring of section bar along its length direction feeding, but also guaranteed the pouring temperature of thermosetting resin adhesive.
As the improvement of above-mentioned processing method, described connection strap is nylon spare; Described thermosetting resin adhesive is polyurethane adhesive, polyurethane adhesive is formulated by isocyanates mixture and polyol resin, both proportionings are 69～75:100, set up isocyanates mixture carrier pipe and polyol resin carrier pipe separately at glue-injection machine, according to being delivered to gum outlet behind the proportioning mix and blend.The proportioning of above-mentioned polyurethane adhesive and temperature control make the performance of glue good, and cured strength is high.
As the improvement of above-mentioned processing method, the temperature of described polyurethane adhesive is 20～22 ℃; Described step 4) is finished in 21～25 ℃ space; Be 15～25 seconds hardening time.Make the cast environment near the temperature of liquid glue, the performance of glue is better, and solidification effect is good.
Beneficial effect of the present invention is mainly reflected in: overcome existing combination shape processing method and can't produce the defective that existing bonding strength has again the built-up sectional material of excellent water resistance, make the metallic combination section bar of producing update become possibility, the product of producing thus
First, energy-conserving and environment-protective, the inside and outside both sides of the section bars such as the housing that the left side shape of said method processing and right side shape are respectively door and window, downslide or the lower middle part of the side, because the section bar middle part has guaranteed bonding strength by the nonmetal connection strap connection that is located in the holding tank, block simultaneously intermetallic heat and transmitted, when the indoor and outdoor temperature difference is larger, can stop the indoor and outdoor temperature to exchange by section bar, especially when the thermostats such as use air-conditioning, guaranteed the constant temperature effect.Do not need to cut section bar, avoided the waste of section bar, produce gas with foreign flavor excitatory after high-temperature saw bit contacts with thermosetting resin adhesive when having avoided cutting simultaneously.
The second, water resistance is good, with connection strap two section bars is coupled together, and cast polyurethane glue, polyurethane adhesive has filled up the infiltration slit between connection strap and the section bar, has effectively avoided the slit of ponding between connection strap and section bar to flow on the body of wall, has very excellent percolation-proof performance.
The 3rd, life-span is long, intensity is high, before cast polyurethane glue, first the section bar that assembles is carried out high-temperature heating and constant temperature placement processing, to evaporate the moisture of nonmetal connection strap, moisture evaporation when avoiding injecting glue in the connection strap causes bubble in the glue, affect the intensity after the thermosetting resin adhesive curing, and, in the glue-line that forms after polyurethane adhesive solidifies is sealed in connection strap, can delay the ageing process of connection strap, increase its application life, in addition, also strengthened the shear strength of section bar after the adhesive curing, made the section bar of mechanical connection be difficult for loosening.
The 4th, section bar variation, two section bars can adopt different materials and color, the selection after the collocation is many, can satisfying the market to the requirement of section bar different colours, material.
Description of drawings
Fig. 1 is that the present invention is located in connection strap one end in the section bar holding tank of left side the schematic diagram that the other end exposes.
To be the present invention be located in schematic diagram behind the section bar of right side with the connection strap exposed junction to Fig. 2.
Fig. 3 is the schematic diagram after section bar of the present invention is finished the roll extrusion connection end, and leave slit between connection strap and the connection end this moment.
Fig. 4 is the schematic diagram after the present invention's thermosetting resin adhesive curing of pouring into a mould.
Shown in the figure: 1, left side section bar, 2, the right side section bar, 3, connection strap, 4, connection end, 5, holding tank, 6, thermosetting resin adhesive.
The specific embodiment
The invention will be further described below in conjunction with the drawings and specific embodiments.
A kind of processing method of built-up sectional material of percolation-proof, described section bar is aluminium extruded sections, be used for making the section bars such as housing, downslide or the lower middle part of the side of door and window, be comprised of left side section bar 1, right side section bar 2 and two connection straps 3, left side section bar 1 and right side section bar 2 consist of respectively the inside and outside both sides of section bar.
1) machine-shaping left side section bar 1 and right side section bar 2, the forward surface of left side section bar 1 and right side section bar 2 forms respectively three outstanding connection ends 4, consist of up and down two groups of holding tanks 5 that extend along the section bars length direction, described connection end 4 head wide and tail narrows, holding tank 5 bottom width mouths are narrow;
2) as shown in Figure 1, wear simultaneously the nylon connection strap 3 of two tabular along the profile length direction in the holding tank 5 of left side section bar 1, connection strap 3 one ends are arranged in the holding tank 5, the other end exposes to holding tank 5; It is narrow that connection strap 3 is prefabricated into wide centre, two ends, its end and holding tank 5 form fit;
3) as shown in Figure 2, be located in simultaneously the exposed junction of two connection straps 3 in the holding tank 5 of right side section bar 2 along the profile length direction, the left and right side section bar is linked together by connection strap 3, reserve the slit of 0.6～1mm between the end of described connection strap 3 and the holding tank 5;
Finish above-mentioned steps 3) after, with roller to topmost connection end and connection end are bottom exerted pressure, roller comprises section bar transfer device and press nips, the section bar transfer device reaches between pinch roller according to the section bar of profile length direction with compacting, press nips is exerted pressure continuously to connection end 4, as shown in Figure 3, makes it that deformation that inwardly curves occur, connection strap 3 is locked in the holding tank 5, again section bar is sent;
Then, the upper surface of connection strap 3 carried out dedusting, carried out oil removing with towel cloth with air gun; The built-up sectional material that has worn connection strap 3 is put in 70 ℃ the space, placed 5 minutes; Be put into again in 45 ℃ the space, placed 10 minutes;
4) at the upside juncture area of left and right side section bar and connection strap 3, thermosetting resin adhesive 6 along profile length direction continuous pouring liquid state, make glue fill and lead up juncture area, described thermosetting resin adhesive 6 is polyurethane adhesive, polyurethane adhesive is formulated by isocyanates mixture and polyol resin, both proportionings are 72:100, set up isocyanates mixture carrier pipe and polyol resin carrier pipe separately at glue-injection machine, according to being delivered to gum outlet behind the proportioning mix and blend; The temperature of polyurethane adhesive is 22 ℃; Solidified glue 6 again, and be 20 seconds hardening time; Be solidificated in 25 ℃ the space and finish.
In the described step 4), by the glue-injection machine injecting glue, position and the volume of the gum outlet of glue-injection machine, gel quantity and the juncture area that need fill and lead up adapt.During pouring liquid glue, take gum outlet as basic point, along section bars length direction feeding section bar.The section bar conveying appliance of glue-injection machine comprises the roller set of gum outlet below, and this roller set comprises in opposite directions two pair rollers and the perpendicular roller of putting that is positioned at horizontal roller top of horizontal.(the horizontal roller shaft is perpendicular to horizontal plane, perpendicular put roller shaft be parallel to horizontal plane), the roller set of horizontal is used for pushing section bar, and the perpendicular roller of putting is used for the compacting section bar, guarantees that the injecting glue position is accurate.
After finishing to produce continuously, clean gravying with meat or vegetables poured over rice or noodles of injecting glue with cleaning fluid, gravy with meat or vegetables poured over rice or noodles with the clear water flushing again.
Below only be described with regard to preferred embodiment of the present invention, but can not be interpreted as it is limitations on claims.The present invention not only is confined to above embodiment, and its concrete steps and parameter allow to change.All various variations of doing in the protection domain of independent claims of the present invention are all in protection scope of the present invention.
Claims (10)
1. the processing method of the built-up sectional material of a percolation-proof, it may further comprise the steps:
Offer the holding tank (5) that extends along its length at the correspondence position of left side shape (1) and right side shape (2);
Wear the connection strap (3) of nonmetallic tabular along the profile length direction in the holding tank (5) of left side section bar (1), connection strap (3) one ends are arranged in the holding tank (5), the other end exposes to holding tank (5);
The exposed junction of connection strap (3) is located in the holding tank (5) of right side section bar (2) along the profile length direction, the left and right side section bar is linked together by connection strap (3);
At the upside juncture area of left and right side section bar and connection strap (3), along the thermosetting resin adhesive (6) of profile length direction continuous pouring liquid state, make thermosetting resin adhesive (6) fill and lead up juncture area, and solidify.
2. the processing method of the built-up sectional material of a kind of percolation-proof according to claim 1, it is characterized in that: the forward surface of described left side section bar (1) and right side section bar (2) forms respectively at least two outstanding connection ends (4), to consist of one group of holding tank (5), described connection end (4) head wide and tail narrow, holding tank (5) bottom width mouth is narrow; Connection strap (3) is prefabricated into the narrow tabular in wide centre, two ends, its end and holding tank (5) form fit.
3. the processing method of the built-up sectional material of a kind of percolation-proof according to claim 2 is characterized in that: the slit of reserving 0.6～1mm between the end of described connection strap (3) and the holding tank (5).
4. the processing method of the built-up sectional material of a kind of percolation-proof according to claim 2, it is characterized in that: finish above-mentioned steps 3) after, connection end topmost and connection end are bottom exerted pressure, make it that deformation that inwardly curves occur, connection strap (3) is locked in the holding tank (5).
5. the processing method of the built-up sectional material of a kind of percolation-proof according to claim 4, it is characterized in that: above-mentioned exerting pressure of connection end (4) finished with roller, roller comprises section bar transfer device and press nips, the section bar transfer device reaches between pinch roller according to the section bar of profile length direction with compacting, and pinch roller after connection end (4) is exerted pressure is continuously sent section bar.
6. the processing method of the built-up sectional material of a kind of percolation-proof according to claim 1 is characterized in that: in above-mentioned steps 4) before, the built-up sectional material that will wear connection strap (3) is put into first in 50～80 ℃ the space, places 5～10 minutes; Be put into again in 30～50 ℃ the space, placed 10～20 minutes.
7. the processing method of the built-up sectional material of a kind of percolation-proof according to claim 6 is characterized in that: before the intensification, first the upper surface of connection strap (3) carried out dedusting, oil removing.
8. the processing method of the built-up sectional material of a kind of percolation-proof according to claim 1 is characterized in that: in the described step 4), by the glue-injection machine injecting glue, position and the volume of the gum outlet of glue-injection machine, gel quantity and the juncture area that need fill and lead up adapt; During pouring liquid glue, take gum outlet as basic point, along profile length direction feeding section bar.
9. according to claim 7 or the processing method of the built-up sectional material of 8 described a kind of percolation-proof, it is characterized in that: described connection strap (3) is nylon spare; Described thermosetting resin adhesive (6) is polyurethane adhesive, polyurethane adhesive is formulated by isocyanates mixture and polyol resin, both proportionings are 69～75:100, set up isocyanates mixture carrier pipe and polyol resin carrier pipe separately at glue-injection machine, according to being delivered to gum outlet behind the proportioning mix and blend.
10. the processing method of the built-up sectional material of a kind of percolation-proof according to claim 9, it is characterized in that: the temperature of described polyurethane adhesive is 20～22 ℃; Described step 4) is finished in 21～25 ℃ space; Be 15～25 seconds hardening time.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310301373.8A CN103352635B (en) | 2013-07-16 | 2013-07-16 | A kind of processing method of built-up sectional material of percolation-proof |
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| CN201310301373.8A CN103352635B (en) | 2013-07-16 | 2013-07-16 | A kind of processing method of built-up sectional material of percolation-proof |
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| CN103352635A true CN103352635A (en) | 2013-10-16 |
| CN103352635B CN103352635B (en) | 2015-09-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110295827A (en) * | 2019-06-13 | 2019-10-01 | 江苏银奕达科技股份有限公司 | A kind of production method of high heat preservation broken bridge heat insulation section bar |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE3702004A1 (en) * | 1986-10-08 | 1988-04-21 | Gartner & Co J | Composite profile |
| DE3701809A1 (en) * | 1986-10-20 | 1988-04-28 | Gartner & Co J | Composite profile |
| CN1916343A (en) * | 2005-08-15 | 2007-02-21 | 王广武 | Method for manufacturing inner stuffed heat insulated shape bar of aluminum alloy |
| CN101839104A (en) * | 2010-04-27 | 2010-09-22 | 杨德富 | Bar penetrating type heat-insulation section bar assembly and manufacturing method thereof |
| CN102079960A (en) * | 2010-12-15 | 2011-06-01 | 佛山市南海易乐工程塑料有限公司 | Polyurethane heat-insulation structural adhesive and manufacturing method for heat-insulation aluminum profile |
| CN201953244U (en) * | 2011-01-07 | 2011-08-31 | 浙江博奥铝业有限公司 | Sectional material connection structure |
| CN103132859A (en) * | 2013-03-04 | 2013-06-05 | 上海志易工程设备有限公司 | Automatic strip-inserting process of heat-insulting bridge cut-off aluminum window and door profiles |
-
2013
- 2013-07-16 CN CN201310301373.8A patent/CN103352635B/en not_active Ceased
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3702004A1 (en) * | 1986-10-08 | 1988-04-21 | Gartner & Co J | Composite profile |
| DE3701809A1 (en) * | 1986-10-20 | 1988-04-28 | Gartner & Co J | Composite profile |
| CN1916343A (en) * | 2005-08-15 | 2007-02-21 | 王广武 | Method for manufacturing inner stuffed heat insulated shape bar of aluminum alloy |
| CN101839104A (en) * | 2010-04-27 | 2010-09-22 | 杨德富 | Bar penetrating type heat-insulation section bar assembly and manufacturing method thereof |
| CN102079960A (en) * | 2010-12-15 | 2011-06-01 | 佛山市南海易乐工程塑料有限公司 | Polyurethane heat-insulation structural adhesive and manufacturing method for heat-insulation aluminum profile |
| CN201953244U (en) * | 2011-01-07 | 2011-08-31 | 浙江博奥铝业有限公司 | Sectional material connection structure |
| CN103132859A (en) * | 2013-03-04 | 2013-06-05 | 上海志易工程设备有限公司 | Automatic strip-inserting process of heat-insulting bridge cut-off aluminum window and door profiles |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110295827A (en) * | 2019-06-13 | 2019-10-01 | 江苏银奕达科技股份有限公司 | A kind of production method of high heat preservation broken bridge heat insulation section bar |
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