CN103526975A - Iron tower production process based on three-dimensional space lofting - Google Patents
Iron tower production process based on three-dimensional space lofting Download PDFInfo
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- CN103526975A CN103526975A CN201310439480.7A CN201310439480A CN103526975A CN 103526975 A CN103526975 A CN 103526975A CN 201310439480 A CN201310439480 A CN 201310439480A CN 103526975 A CN103526975 A CN 103526975A
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Abstract
The invention discloses an iron tower production process based on three-dimensional space lofting. The iron tower production process includes the lofting procedure, the machining procedure, the trail assembling procedure, the batch machining procedure, the galvanizing procedure and the finished product detecting procedure, wherein the lofting is three-dimensional lofting based on CAD. The production process is reasonable in design, accuracy of components can be greatly improved, the machining period is shortened, work efficiency is improved, and production cost of an iron tower is reduced. Meanwhile, aeration oxidation, settling and biofilter process are conducted on waste water produced in a galvanizing workshop, and therefore waste water is recycled, and the iron tower production process has the advantages of saving the water resource, protecting the environment and reducing enterprise cost.
Description
Technical field
The present invention relates to a kind of production technology of steel tower, be specifically related to a kind of steel tower production technology based on three dimensions setting-out.
Background technology
The facility of the bracing frame ceases to be busy that electric power tower is used while being high-tension overhead line transmission of electricity, it can be divided into angle steel tower, steel pipe pole and steel pipe narrow base tower structure, and wherein angle steel tower is generally used in the wild, and steel pipe pole and steel pipe narrow base tower are mainly used in city.
At present, in the production process of steel tower, the critical process that affects product quality and precision is the audit setting-out of drawing, what labour intensity was larger is processing and zinc-plated, before Applied Computer Techniques, all will not expend a large amount of man-hours, running into engineering duty can only the extend labour time when many, easily like this causes that producers are tired, efficiency reduces, while is difficult quality guarantee not only, also may exist certain potential safety hazard, easily causes the generation of security incident.
The production technology of steel tower mainly comprises the operations such as setting-out, processing, examination assembling, batch machining, zinc-plated and product inspection.There is following defect in existing steel tower production technology:
(1) because steel tower manufacture belongs to roughing, bring no small difficulty to the accuracy of manual lofting, in addition, the size of Ji Ta is very large, cause poor several millimeters by human eye, to have no way of detecting and discovering at all, affected to a great extent operating efficiency and accuracy of gauge.
(2) by hand computation, go out after just size, also need manual drawing bar figure, plate figure, make original table, detailed statement etc., these a series of processes are consuming time and efficiency is low, meanwhile, are also difficult to ensure its accuracy of card.
(3) the various waste water (comprising degreasing water, acid, alkali, washing waste water) that zinc-plated workshop produces are difficult to accomplish zero-emission, not only big for environment pollution, also cause the significant wastage of water resource.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of steel tower production technology based on three dimensions setting-out, this production technology not only can increase substantially member accuracy, shortens the process-cycle, increase work efficiency, and can accomplish zinc-plated wastewater zero discharge, reduced the pollution to surrounding enviroment.
For solving the problems of the technologies described above, the present invention is based on the steel tower production technology of three dimensions setting-out, comprise setting-out, processing, examination assembling, batch machining, zinc-plated and product inspection operation, described setting-out is the three-dimensional lofting based on CAD, and described three-dimensional lofting comprises the steps:
(1), determine the accurate distance of angle steel;
(2), main material segmentation: read the relevant information about tower body segmentation from total figure;
(3), supplement the main material information of tower body;
(4), connect horizontal material angle steel: when connecting horizontal material, first in segmental structure figure, read the relevant information about horizontal material, mainly comprise angle steel numbering, specification, bolts at two ends information, angle steel disposing way;
(5), generate intermediate node: the type of node judges according to the similar figures in structure chart;
(6), definition cross-arm node;
(7), supplement angle steel;
(8), developed surface angle steel connects;
(9), the design of cross-arm place angle steel;
(10), calculate leg of angle direction: tower material is carried out to the line computation of limb method, to determine its folding angle;
(11), structure piece number detects: connect and be over after all single lines, before the connection design of carrying out next part, check member numbering.
Above-mentioned zinc-plated operation is as follows: the tower material that batch machining is good is transported to zinc-plated workshop, carries out pickling and washing, puts into plating stove and carries out galvanizing, then curing, cooling.
For saving water resource, reduce environment pollution, above-mentioned zinc-plated workshop is provided with the zero-discharge treatment system of zinc-plated waste water, it comprises collects the concentrated base pond of galvanizing workshop degreasing water and collects acid, alkali, the aerating regulation pond of washing waste water, described concentrated base pond successively with one-level sedimentation basin, collecting-tank is connected with flotation tank, degreasing water in workshop is through described one-level sedimentation basin, sour with the workshop of collecting after the processing of collecting-tank and flotation tank, alkali, washing waste water enters aerating regulation pond jointly, described aerating regulation pond is connected with bio filter with second-level settling pond more successively, water after process bio filter enters clear water reserviors and enters reservoir after standing again and concentrate, described reservoir is connected with workshop rinsing bath.
Compared with prior art, beneficial effect of the present invention is:
Process design of the present invention is reasonable, only needs to strengthen the check to workpiece in setting-out operation, guarantees that it meets component diagram, and the present invention can increase substantially member accuracy, shortens the process-cycle, increases work efficiency, and reduces the cost of production of steel tower.Simultaneously; the present invention is directed to aeration oxidation for waste water Bian, precipitation and bio filter treatment process that zinc-plated workshop produces; waste water after treatment water quality meets the requirement of industrial water; can be used as workshop alkali cleaning and pickling zone industrial water; thereby realized the recycling of waste water, there is the water resource of saving, protection of the environment, reduction entreprise cost.
The specific embodiment
Steel tower production technology based on three dimensions setting-out, comprises setting-out, processing, examination assembling, batch machining, zinc-plated and product inspection operation, and described setting-out is the three-dimensional lofting based on CAD, and described three-dimensional lofting comprises the steps:
(1), determine the accurate distance of angle steel: whether whether the standard that checks all size angle steel consistent with the standard distance in drawing " Tower processing explanation " apart from arranging;
(2), main material segmentation: in total figure, reading the relevant information about tower body segmentation, full tower is divided into 4 sections, and every segment length is from top to bottom: 6300mm, 6750mm, 6000mm and 5250mm, main material is all that four degree are symmetrical;
(3), supplement the main material information of tower body: completed after the main material segmentation of tower body, again according to the relevant information of in each segment structure figure, the mark of main material being supplemented to main material, the steel tower head first paragraph of take is example, what first paragraph angle steel was used is the angle steel of L56 * 5, there is the bolt of two M16 at top, and terminal has the bolt of three M20;
(4), connect horizontal material angle steel: after having supplemented main material angle steel information, first the horizontal material between each section of angle steel is connected, when connecting horizontal material, first in segmental structure figure, read the relevant information about horizontal material, mainly comprise angle steel numbering, specification, bolts at two ends information, angle steel disposing way etc.It is example that the steel tower head of take is numbered 133 horizontal material, and this angle steel is L56 * 5, and all there is the bolt of a M16 at two ends, and angle steel disposing way is inner iron;
(5), generate intermediate node: the type of node judges according to the similar figures in structure chart;
(6), definition cross-arm node;
(7), supplement angle steel;
(8), developed surface angle steel connects: having position and the cross-arm place of horizontal material all to want Design spreading face, then according to the mark in structure chart, carry out developed surface design, wherein tiltedly the method for attachment of material angle steel and benefit material angle steel is the same;
(9), the design of cross-arm place angle steel: by 4 nodes of the symmetrical generation of method shown in step 6;
(10), calculate leg of angle direction: tower material is carried out to the line computation of limb method, to determine its folding angle;
(11), structure piece number detects: in connection, be over after all single lines, before the connection design of carrying out next part, check member numbering.
Bian of the present invention gets after above-mentioned production technology, only needs to strengthen the check to workpiece in setting-out operation, guarantees that it meets component diagram, steel tower production technology of the present invention can increase substantially member accuracy, shorten the process-cycle, increase work efficiency, reduce the cost of production of steel tower.
The present invention is provided with the zero-discharge treatment system of zinc-plated waste water in zinc-plated workshop, it comprises collects the concentrated base pond of galvanizing workshop degreasing water and collects acid, alkali, the aerating regulation pond of washing waste water, described concentrated base pond successively with one-level sedimentation basin, collecting-tank is connected with flotation tank, degreasing water in workshop is through described one-level sedimentation basin, sour with the workshop of collecting after the processing of collecting-tank and flotation tank, alkali, washing waste water enters aerating regulation pond jointly, described aerating regulation pond is connected with bio filter with second-level settling pond more successively, water after process bio filter enters clear water reserviors and enters reservoir after standing again and concentrate, described reservoir is connected with workshop rinsing bath.
Due to the aeration oxidation for waste water Bian, precipitation and the bio filter treatment process that produce for zinc-plated workshop; waste water after treatment water quality meets the requirement of industrial water; can be used as workshop alkali cleaning and pickling zone industrial water; thereby realized the recycling of waste water, there is the water resource of saving, protection of the environment, reduction entreprise cost.
As mentioned above, although represented and explained the present invention with reference to specific preferred embodiment, it shall not be construed as the restriction to the present invention self.Not departing under the spirit and scope of the present invention prerequisite of claims definition, can make in the form and details various variations to it.
Claims (3)
1. the steel tower production technology based on three dimensions setting-out, comprises setting-out, processing, examination assembling, batch machining, zinc-plated and product inspection operation, it is characterized in that, described setting-out is the three-dimensional lofting based on CAD, and described three-dimensional lofting comprises the steps:
(1), determine the accurate distance of angle steel;
(2), main material segmentation: read the relevant information about tower body segmentation from total figure;
(3), supplement the main material information of tower body;
(4), connect horizontal material angle steel: when connecting horizontal material, first in segmental structure figure, read the relevant information about horizontal material, mainly comprise angle steel numbering, specification, bolts at two ends information, angle steel disposing way;
(5), generate intermediate node: the type of node judges according to the similar figures in structure chart;
(6), definition cross-arm node;
(7), supplement angle steel;
(8), developed surface angle steel connects;
(9), the design of cross-arm place angle steel;
(10), calculate leg of angle direction: tower material is carried out to the line computation of limb method, to determine its folding angle;
(11), structure piece number detects: connect and be over after all single lines, before the connection design of carrying out next part, check member numbering.
2. the steel tower production technology based on three dimensions setting-out as claimed in claim 1, it is characterized in that, described zinc-plated operation is as follows: the tower material that batch machining is good is transported to zinc-plated workshop, carries out pickling and washing, put into plating stove and carry out galvanizing, then curing, cooling.
3. the steel tower production technology based on three dimensions setting-out as claimed in claim 2, it is characterized in that, described zinc-plated workshop is provided with the zero-discharge treatment system of zinc-plated waste water, it comprises collects the concentrated base pond of galvanizing workshop degreasing water and collects acid, alkali, the aerating regulation pond of washing waste water, described concentrated base pond successively with one-level sedimentation basin, collecting-tank is connected with flotation tank, degreasing water in workshop is through described one-level sedimentation basin, sour with the workshop of collecting after the processing of collecting-tank and flotation tank, alkali, washing waste water enters aerating regulation pond jointly, described aerating regulation pond is connected with bio filter with second-level settling pond more successively, water after process bio filter enters clear water reserviors and enters reservoir after standing again and concentrate, described reservoir is connected with workshop rinsing bath.
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| CN201310439480.7A CN103526975A (en) | 2013-09-25 | 2013-09-25 | Iron tower production process based on three-dimensional space lofting |
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| CN201310439480.7A CN103526975A (en) | 2013-09-25 | 2013-09-25 | Iron tower production process based on three-dimensional space lofting |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103914590A (en) * | 2014-03-12 | 2014-07-09 | 国家电网公司 | Power tower three-dimensional solid model generating method |
| CN104091015A (en) * | 2014-07-03 | 2014-10-08 | 王正 | C# sampling method for power transmission line iron tower and related framework |
| CN109339550A (en) * | 2018-12-06 | 2019-02-15 | 江苏齐天铁塔制造有限公司 | A kind of preparation method suitable for extra-high voltage direct-current transmission steel tower |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103914590A (en) * | 2014-03-12 | 2014-07-09 | 国家电网公司 | Power tower three-dimensional solid model generating method |
| CN103914590B (en) * | 2014-03-12 | 2017-02-01 | 国家电网公司 | Power tower three-dimensional solid model generating method |
| CN104091015A (en) * | 2014-07-03 | 2014-10-08 | 王正 | C# sampling method for power transmission line iron tower and related framework |
| CN109339550A (en) * | 2018-12-06 | 2019-02-15 | 江苏齐天铁塔制造有限公司 | A kind of preparation method suitable for extra-high voltage direct-current transmission steel tower |
| CN109339550B (en) * | 2018-12-06 | 2023-06-27 | 江苏齐天铁塔制造有限公司 | Preparation method suitable for extra-high voltage direct current transmission tower |
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Application publication date: 20140122 |