CN103352635B - A kind of processing method of built-up sectional material of percolation-proof - Google Patents
A kind of processing method of built-up sectional material of percolation-proof Download PDFInfo
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- CN103352635B CN103352635B CN201310301373.8A CN201310301373A CN103352635B CN 103352635 B CN103352635 B CN 103352635B CN 201310301373 A CN201310301373 A CN 201310301373A CN 103352635 B CN103352635 B CN 103352635B
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- section bar
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- holding tank
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Abstract
The invention discloses a kind of processing method of built-up sectional material of percolation-proof.For overcoming existing processing method percolation-proof poor performance, intensity is low, waste section bar, gas with foreign flavor can be produced during cutting, cannot meet the defect of market to the diversified demand of double-colored section bar etc., the technical solution used in the present invention comprises the following steps: offer holding tank at the correspondence position of left side shape and right side shape; Connection strap is worn in the holding tank of left side section bar; The exposed junction of connection strap is located in the holding tank of right side section bar along profile length direction, left and right side section bar is linked together by connection strap; At the upside juncture area of left and right side section bar and connection strap, the thermosetting resin adhesive of pouring liquid, and solidify.Its advantage is: have can economize on resources, do not produce gas with foreign flavor advantage while, there is after section bar is processed by the method excellent water resistance, intensity be high, the diversified demand of market to section bar different colours, material can also be met.
Description
Technical field
The present invention relates to and produce combination shape field for building, specifically a kind of processing method with the combination shape of excellent percolation-proof performance.
Background technology
At present, the processing method that the section bar such as the housing of metal door and window, downslide or the lower middle part of the side adopts has penetrating bar type and glue injection type two kinds usually.
The shape extrusion method of penetrating bar type is needing to wear nonmetal connection strap, method disclosed in 201010156544.9 Chinese patent application between inside and outside two shapes connected.The section bar that this method processes is difficult to eliminate the infiltration gap between connection strap and section bar and the ponding in section bar groove, water resistance is poor, ponding can flow on body of wall along infiltration gap, the problem such as body of wall can be caused to make moist after long-time to go mouldy, rendering layer comes off.
The shape extrusion method of glue injection type is the thermosetting resin adhesive of pouring liquid in the groove reserved in the middle of monolithic shape, excises the section bar part on groove base again, form the arranged on left and right sides section bar connected by glue after adhesive curing.Though this kind of method cuts off the heat trnasfer of the inside and outside both sides of section bar by last excision step, reduce the intensity of section bar entirety, the heat stability connected between two section bars is relatively poor; Cutting action also wastes section bar, is unfavorable for economizing on resources; During cutting, after high-temperature saw bit contacts with thermosetting resin adhesive, gas with foreign flavor excitatory can be produced, be unfavorable for the healthy of operating personnel and environmental protection.And this monolithic is produced processing method that section bar cuts again and can only be produced the color of the inside and outside both sides product all identical with material, cannot meet the diversified demand of market to double-colored section bar etc.
Summary of the invention
Technical problem to be solved by this invention is the defect overcoming the existence of above-mentioned prior art, a kind of processing method of built-up sectional material of percolation-proof is provided, while having and economizing on resources, do not produce gas with foreign flavor advantage, there is after section bar is processed by the method excellent water resistance, intensity is high, the diversified demand of market to section bar different colours, material can also be met.
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 comprises the following steps:
1) offer at the correspondence position of left side shape and right side shape the holding tank extended along its length;
2) in the holding tank of left side section bar, wear the connection strap of nonmetallic tabular along profile length direction, make connection strap one end be arranged in holding tank, the other end exposes to holding tank;
3) exposed junction of connection strap is located in the holding tank of right side section bar along profile length direction, 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, along the thermosetting resin adhesive of profile length direction continuous pouring liquid state, make thermosetting resin adhesive fill and lead up juncture area, and solidify.
The left side shape of said method processing and right side shape are respectively the inside and outside both sides of the section bars such as the housing of 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, when avoiding cutting, high-temperature saw bit produces gas with foreign flavor excitatory after contacting with thermosetting resin adhesive simultaneously.Bonding strength is ensure that because being connected by the nonmetal connection strap be located in holding tank in the middle part of section bar, block intermetallic heat trnasfer simultaneously, when the indoor and outdoor temperature difference is larger, indoor and outdoor temperature can have been stoped to be exchanged by section bar, especially when thermostats such as using air-condition, energy-conserving and environment-protective.Two section bars can adopt different materials and color, and the selection after collocation is many, can meet the diversified requirement of market to section bar different colours, material.On the basis that two section bars couple together by connection strap, pour into a mould thermosetting resin adhesive again, thermosetting resin adhesive is filled with between connection strap and section bar, and the infiltration gap of juncture area, improve water resistance, the water resistance of this excellence thoroughly solves the problem of ponding along the gap leakage between connection strap and section bar.The glue-line formed after thermosetting resin adhesive curing can delay the ageing process of connection strap in being sealed in by connection strap, increases its application life; After glue curing also and connection strap jointly enhance the integral anti-shearing intensity of section bar, the section bar of mechanical connection is not easily loosened.
As the improvement of above-mentioned processing method, the forward surface of described left side section bar and right side section bar forms at least two outstanding connection ends respectively, to form 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, makes the processing of section bar simple; Easy to operate, quick through in holding tank of the end of connection strap, and connection strap be connected with section bar after not easily spin off from holding tank.
As the improvement of above-mentioned processing method, the gap of reserved 0.6 ~ 1mm between the end of described connection strap and holding tank.Because the existence in gap, make connection strap wear laborsaving in bar process, quick, reduce wear precision and difficulty.
As the improvement of above-mentioned processing method, complete above-mentioned steps 3) after, connection end topmost and connection end are bottom exerted pressure, makes it that deformation inwardly curved occur, connection strap is locked in holding tank.Connection between connection strap and section bar is fastening, not easily loosens, and infiltration gap reduces.
As the improvement of above-mentioned processing method, above-mentioned exerting pressure of connection end to be completed with roller, roller comprises section bar transfer device and press nips, and the section bar of compacting reaches between pinch roller according to profile length direction by section bar transfer device, and section bar is sent after exerting pressure continuously to connection end by pinch roller.This method can logarithm rice and even the long section bar connection end of tens of rice be exerted pressure continuously, fast, and uniform force application.
As the improvement of above-mentioned processing method, in above-mentioned steps 4) before, the built-up sectional material having worn connection strap is first put in the space of 50 ~ 80 DEG C, places 5 ~ 10 minutes; Be put in the space of 30 ~ 50 DEG C again, place 10 ~ 20 minutes.Before cast thermosetting resin adhesive, first high-temperature heating and constant temperature placement process are carried out to the section bar assembled, to evaporate the moisture of nonmetal connection strap, moisture evaporation when avoiding injecting glue in connection strap causes bubble in glue, affects the intensity after thermosetting resin adhesive curing.
As the improvement of above-mentioned processing method, before intensification, first dedusting, oil removing are carried out to the upper surface of connection strap.Avoid the dust that connection strap gathers, the oily bond quality affected between thermosetting resin adhesive and connection strap.
As the improvement of above-mentioned processing method, in described step 4), by glue-injection machine injecting glue, the gum outlet of glue-injection machine, gel quantity and the position of juncture area that need fill and lead up and volume adapt; During pouring liquid glue, take gum outlet as basic point, along profile length direction feeding section bar.Ensure that accuracy and the operability of cast; In casting process, gum outlet keeps motionless, and section bar is feeding along its length, is applicable to the continuous pouring of batch section bar, but also ensure that the pouring temperature of thermosetting resin adhesive.
As the improvement of above-mentioned processing method, described connection strap is nylon part; Described thermosetting resin adhesive is polyurethane adhesive, polyurethane adhesive by isocyanates mixture and polyol resin formulated, both proportionings are 69 ~ 75:100, glue-injection machine sets up separately isocyanates mixture carrier pipe and polyol resin carrier pipe, is delivered to gum outlet according to after 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 DEG C; Described step 4) completes in the space of 21 ~ 25 DEG C; Hardening time is 15 ~ 25 seconds.Make cast environment close to 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 cannot produce the defect that existing bonding strength has again the built-up sectional material of excellent water resistance, the metallic combination section bar producing update is made to become possibility, the product produced thus
First, energy-conserving and environment-protective, the left side shape of said method processing and right side shape are respectively the inside and outside both sides of the section bars such as the housing of door and window, downslide or the lower middle part of the side, bonding strength is ensure that because being connected by the nonmetal connection strap be located in holding tank in the middle part of section bar, block intermetallic heat trnasfer simultaneously, when the indoor and outdoor temperature difference is larger, indoor and outdoor temperature can have been stoped to be exchanged by section bar, especially, when thermostats such as using air-condition, ensure that constant temperature effect.Do not need to cut section bar, avoid the waste of section bar, when avoiding cutting, high-temperature saw bit contacts with thermosetting resin adhesive and produces gas with foreign flavor excitatory afterwards simultaneously.
The second, water resistance is good, is coupled together by two section bars with connection strap, and cast polyurethane glue, polyurethane adhesive is filled with the infiltration gap between connection strap and section bar, effectively prevent ponding and flows on body of wall along the gap between connection strap and section bar, has very excellent percolation-proof performance.
3rd, life-span is long, intensity is high, before cast polyurethane glue, first high-temperature heating and constant temperature placement process are carried out to the section bar assembled, to evaporate the moisture of nonmetal connection strap, moisture evaporation when avoiding injecting glue in connection strap causes bubble in glue, affect the intensity after thermosetting resin adhesive curing, and, in connection strap is sealed in by the glue-line formed after polyurethane adhesive solidification, the ageing process of connection strap can be delayed, increase its application life, in addition, after adhesive curing, also enhance the shear strength of section bar, the section bar of mechanical connection is not easily loosened.
4th, section bar variation, two section bars can adopt different materials and color, and the selection after collocation is many, can meet the requirement of market to section bar different colours, material.
Accompanying drawing explanation
Fig. 1 is that connection strap one end is located in the section bar holding tank of left side by the present invention, the schematic diagram that the other end exposes.
Fig. 2 is the schematic diagram after connection strap exposed junction is located in right side section bar by the present invention.
Fig. 3 is the schematic diagram after section bar of the present invention completes roll extrusion connection end, now leaves gap between connection strap and connection end.
Fig. 4 is the schematic diagram after the present invention's thermosetting resin adhesive curing of pouring into a mould.
Shown in figure: 1, left side section bar, 2, right side section bar, 3, connection strap, 4, connection end, 5, holding tank, 6, thermosetting resin adhesive.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
A kind of processing method of built-up sectional material of percolation-proof, described section bar is aluminium extruded sections, for making housing, the section bar such as downslide or the lower middle part of the side of door and window, be made up 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 form the inside and outside both sides of section bar respectively.
1) section bar 1 and right side section bar 2 on the left of machine-shaping, left side section bar 1 and the forward surface of right side section bar 2 form three outstanding connection ends 4 respectively, form upper and lower two groups of holding tanks 5 extended along section bars length direction, described connection end 4 head wide and tail narrow, holding tank 5 bottom width mouth is narrow;
2) as shown in Figure 1, wear the nylon connection strap 3 of two tabular in the holding tank 5 of left side section bar 1 along profile length direction, make connection strap 3 one end be arranged in holding tank 5, the other end exposes to holding tank 5 simultaneously; 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, the exposed junction of two connection straps 3 is located in along profile length direction in the holding tank 5 of right side section bar 2 simultaneously, left and right side section bar is linked together, the gap of reserved 0.6 ~ 1mm between the end of described connection strap 3 and holding tank 5 by connection strap 3;
Complete above-mentioned steps 3) after, exert pressure to connection end topmost and connection end bottom with roller, roller comprises section bar transfer device and press nips, the section bar of compacting reaches between pinch roller according to profile length direction by section bar transfer device, press nips is exerted pressure continuously to connection end 4, as shown in Figure 3, makes it that deformation inwardly curved occur, connection strap 3 is locked in holding tank 5, then section bar is sent;
Then, the upper surface air gun of connection strap 3 is carried out to dedusting, carries out oil removing with towel cloth; The built-up sectional material having worn connection strap 3 is put in the space of 70 DEG C, places 5 minutes; Be put in the space of 45 DEG C again, place 10 minutes;
4) 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, glue is made to fill and lead up juncture area, described thermosetting resin adhesive 6 is polyurethane adhesive, polyurethane adhesive by isocyanates mixture and polyol resin formulated, both proportionings are 72:100, glue-injection machine sets up separately isocyanates mixture carrier pipe and polyol resin carrier pipe, is delivered to gum outlet according to after proportioning mix and blend; The temperature of polyurethane adhesive is 22 DEG C; Solidified glue 6 again, hardening time is 20 seconds; Complete in the space being solidificated in 25 DEG C.
In described step 4), by glue-injection machine injecting glue, the gum outlet of glue-injection machine, gel quantity and the position of juncture area that need fill and lead up and volume 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 below gum outlet, two pair rollers that this roller set comprises horizontal in opposite directions and the perpendicular roller put be positioned at above horizontal roller.(horizontal roller shaft perpendicular to horizontal plane, perpendicular put roller shaft be parallel to horizontal plane), the roller set of horizontal is for pushing section bar, and the perpendicular roller put, for compacting section bar, guarantees that injecting glue position is accurate.
After terminating continuous seepage, with gravying with meat or vegetables poured over rice or noodles of cleaning fluid cleaning injecting glue, then gravy with meat or vegetables poured over rice or noodles with clear water flushing.
Below only just preferred embodiment of the present invention is described, but can not be interpreted as it is limitations on claims.The present invention is not only confined to above embodiment, and its concrete steps and parameter allow to change.All various changes done in the protection domain of independent claims of the present invention are all in protection scope of the present invention.
Claims (4)
1. a processing method for the built-up sectional material of percolation-proof, it comprises the following steps:
Section bar (1) and right side section bar (2) on the left of machine-shaping, left side section bar (1) and the forward surface of right side section bar (2) form at least two outstanding connection ends (4) respectively, to form one group of holding tank (5) extended along profile length direction, described connection end (4) head wide and tail narrow, holding tank (5) bottom width mouth is narrow;
In the holding tank (5) of left side section bar (1), wear the connection strap (3) of nonmetallic tabular along profile length direction, make connection strap (3) one end be arranged in holding tank (5), the other end exposes to holding tank (5); Connection strap (3) is prefabricated into the narrow tabular in wide centre, two ends, its end and holding tank (5) form fit;
The exposed junction of connection strap (3) is located in along profile length direction in the holding tank (5) on right side section bar (2), left and right side section bar is linked together, the gap of reserved 0.6 ~ 1mm between the end of described connection strap (3) and holding tank (5) by connection strap (3);
With roller, connection end topmost and connection end are bottom exerted pressure, make it that deformation inwardly curved occur, connection strap (3) is locked in holding tank (5); Roller comprises section bar transfer device and press nips, and the section bar of compacting reaches between pinch roller according to profile length direction by section bar transfer device, and section bar is sent after exerting pressure continuously to connection end (4) by pinch roller;
At the upside juncture area of left and right side section bar and connection strap (3), along profile length direction by the thermosetting resin adhesive (6) of glue-injection machine continuous pouring liquid state, during pouring liquid glue, take gum outlet as basic point, along profile length direction feeding section bar, the gum outlet of glue-injection machine, gel quantity and the position of juncture area that need fill and lead up and volume adapt; 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, is characterized in that: in above-mentioned steps 5) before, first dedusting, oil removing are carried out to the upper surface of connection strap (3); The built-up sectional material having worn connection strap (3) is first put in the space of 50 ~ 80 DEG C, places 5 ~ 10 minutes; Be put in the space of 30 ~ 50 DEG C again, place 10 ~ 20 minutes.
3. the processing method of the built-up sectional material of a kind of percolation-proof according to claim 1, is characterized in that: described connection strap (3) is nylon part; Described thermosetting resin adhesive (6) is polyurethane adhesive, polyurethane adhesive by isocyanates mixture and polyol resin formulated, both proportionings are 69 ~ 75:100, glue-injection machine sets up separately isocyanates mixture carrier pipe and polyol resin carrier pipe, is delivered to gum outlet according to after proportioning mix and blend.
4. the processing method of the built-up sectional material of a kind of percolation-proof according to claim 3, is characterized in that: the temperature of described polyurethane adhesive is 20 ~ 22 DEG C; Described step 5) completes in the space of 21 ~ 25 DEG C; Hardening time is 15 ~ 25 seconds.
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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 CN103352635A (en) | 2013-10-16 |
| CN103352635B true CN103352635B (en) | 2015-09-23 |
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| 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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|---|---|---|---|---|
| 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 |
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