CN101314923A - Technique for pouring hoisting cable anchorage head with alloy - Google Patents
Technique for pouring hoisting cable anchorage head with alloy Download PDFInfo
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- CN101314923A CN101314923A CNA2008101227591A CN200810122759A CN101314923A CN 101314923 A CN101314923 A CN 101314923A CN A2008101227591 A CNA2008101227591 A CN A2008101227591A CN 200810122759 A CN200810122759 A CN 200810122759A CN 101314923 A CN101314923 A CN 101314923A
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Abstract
The invention provides an anchoring technology of an alloy pouring steel wire rope, which belongs to steel wire ropes. The construction steps are as follows: preparing materials; clearing up a steel wire rope; washing surface grease on the steel wire rope; acid-washing; measuring the temperature of an alloy; plating a priming alloy; neutralizing; rinsing with hot water; fixing a sleeve body and the steel wire rope; treating the root of the sleeve body; pre-heating the sleeve body; melting the alloy and measuring the temperature; pouring the alloy; recharging the alloy; cooling; inspecting and treating; and coating grease lubricant. The anchoring technology has the advantages of convenient operation and reliable quality. In addition, the technology fills the blank of treating the ends of the steel wire rope in cableway construction, is not enslaved by people, and reduces the construction cost and increases the construction speed.
Description
Technical field
The invention belongs to steel wire rope, especially relate to a kind of anchoring of fag end of steel wire rope.
Background technology
The processing of existing cable wire end, usually adopt manual intercalation operation, be about to the steel wire rope head section and loose into thigh, by strand intersecting intercalation woollen yarn knitting, the processing of this steel wire rope head can not be satisfied in the cableway construction specification requirement to steel wire rope head far away, and in the cableway construction, treatment technology to steel wire rope head anchorings such as ropeway carrying-rope, side tension cords is often controlled by the external personnel of foreign side that participate in construction again, not only charge is high, and under one's control, and the anchorage technology of cableway steel wire rope head is in space state at home.
Summary of the invention
The purpose of this invention is to provide a kind of technique for pouring hoisting cable anchorage head with alloy, fill up the blank that steel wire rope head is handled in the cableway construction, neither under one's control, again for the owner reduces the cableway construction cost, accelerate the cableway construction speed.
The object of the present invention is achieved like this: a kind of technique for pouring hoisting cable anchorage head with alloy, its construction procedure established technology flow process is as follows;
Get the raw materials ready → steel wire rope arrangement → cleaning Steel Wire Surface grease → pickling → measurement alloy temperature → plating bottoming alloy → neutralization → hot water injection → fixed cover cylindrical shell and steel wire rope → sleeve body root processing → sleeve body preheating → molten alloy, measurement temperature → cast alloy → after-teeming alloy → cooling → inspection handle → be coated with lubricating grease
Wherein:
1, get the raw materials ready:
A, press the cableway designing requirement, prepare steel wire rope;
B, make sleeve according to the Design of length of the rope of steel wire rope footpath and anchorage head and by figure, see Fig. 4, sleeve is made up of sleeve body 2 and tow lugl head 1, and the left side section of sleeve body 2 is cylindrical, and right section be truncated cone; The left end section of the central through hole of sleeve body 2 is offered internal thread, with the externally threaded tow lugl head 1 of spinning band, middle sector hole is the little truncated cone hole of the big right mouth diameter of a left side mouthful diameter, and right sector hole is the hole of diameter greater than steel wire rope rope footpath, and it is standby that external application kerosene cleans up and dry up the back in the sleeve;
C, making
Shape sleeve body fixed support, the montant that is maintained fixed support becomes 90 ° of angles with horizon bar, standby;
2, steel wire rope arrangement:
1), cutting steel wire rope head: see Fig. 1
On the end section of the preparation anchoring of steel wire rope, the selected long 25mm-35mm that is, the best is the cut length L1 of 30mm, the steel wire rope that is positioned at the and arranged on left and right sides of this cut length L1 is all used
1.0-1.5mm the best is
1.2mm the manual wound convolution circle of iron wire mutually by carrying out colligation, colligation power is 15-20Kg, and the length of colligation section L2 is 75mm-85mm, the best long 80mm that is, prescind with the cut length L1 of cutting machine with steel wire rope after the colligation, the colligation section L2 on the otch right side of steel wire rope preserves;
2), wear sleeve body:
The frustum of a cone section right side on the sleeve body is put, the incision of sleeve body from steel wire rope is set on the steel wire rope from left to right, and move to right to distance otch 300mm-500mm place;
3), secondary colligation: see Fig. 2
Otch with steel wire rope is a starting point, and deducting 20mm-25mm with the degree of depth of sector hole and right sector hole in the sleeve body inner chamber is that length is measured, and is 150mm as the tail rope chainage, begins to the right steel wire rope to be used from measuring terminal point
1.0-1.5mm the best is
1.2mm iron wire carry out the colligation second time, for the second time colligation section L3 length is 75mm-85mm, the best long 80mm that is;
4), share split:
The primary colligation section L1 on steel wire rope incision right side is unclamped tie wire, the steel wire rope on the left of the colligation second time section L3 is unclamped into thigh, each rope strand should be arranged evenly,
5), cut off wire rope core:
Per share wire rope core is pulled to root between rope strand,, and, burns to tying up the place wire rope core inner with burning red poker again with burning red poker with the electrician's knife excision;
6), broken lot becomes silk: see Fig. 2
Strand wire is staggered one by one, steel wire in the rope strand is spread out into root well-thought-out plan brush and sac like one by one with pliers, each steel wire natural torsion, but the steel wire that scatters should not twist together mutually, overlapping;
7), wide and chaotic steel wire is adjusted, the steel wire that enters in the sleeve body is not contacted with the sleeve body inwall;
3, clean the Steel Wire Surface grease:
1), wash oil generally uses kerosene, be placed in advance and be heated to 45 ℃ in the galvanized iron bucket--55 ℃,
2), clean the greasy and dirt that adheres stubbornly on the bamboo brush and sac like part steel wire of steel wire rope head with oil removing instrument such as little flat chisel, wire brush, hairbrush, if last method can not be removed fully, after most of steel wire can being immersed gradually the pure zinc or lead-containing alloy of fusion, alloy temperature is 300～330 ℃, putting into wash oil again cleans
3), the bamboo brush and sac like of steel wire rope head is partly immersed in wash oil such as the kerosene until the initial point of the section of tying up L3 for the second time, wash on one side and with the hands exert oneself to shake, the oil of flush away Steel Wire Surface and dirt dry up after the taking-up or dry;
4, pickling:
1), hydrochloric acid consumption and concentration: with concentration be 2 liters of dilutions of technical hydrochloric acid 2-3 of 35% doubly, concentration is 12～18%, puts into ceramic or plastics acid cylinder;
2), complex acid dilution: with above-mentioned hydrochloric acid solution and zinc chloride by being made into Acidwash solution at 10: 1;
3), the bamboo brush and sac like part with steel wire rope head immerses gradually by in the Acidwash solution of above-mentioned preparation, the immersion depth of steel wire rope bamboo brush and sac like part should reach from the left part of the section of tying up L3 for the second time and leave 20～30mm place, must not all immerse, the wire rope core of forbidding to retain contacts with pickle; 50～60 seconds pickling time, Steel Wire Surface is canescence after the pickling, and rustless and foreign material find that rust and foreign material repetitive operation are till rustless no-sundries;
4), from Acidwash solution, take out the steel wire rope head of bamboo brush and sac like part,, touch the section of tying up L3 portion for the second time with the steel wire rope head head down with rod, shake off pickle, note forbidding pickle to hurt sb.'s feelings during operation; 5, measure alloy temperature:
In crucible, put into content and be plumbous Pb80%, tin Sn5%, antimony Sb15% be heated into fusion lead-containing alloy or melted pure zinc Zn content be 99% all the other be the alloy of impurity, on one side heating, one side immerses thermometer, measuring the molten alloy temperature is 350～380 ℃;
6, plating bottoming alloy:
The steel wire rope head bamboo brush and sac like that pickling is good partly immerses in the molten alloy, immersion depth is to the left part of the section of the tying up L3 second time, and shake steel cable gently, take out after 10～20 seconds, knocking out for the second time with rod, the section of tying up L3 goes up unnecessary alloy, partly the feel secure alloy stain that do not have of plating of steel wire rope head bamboo brush and sac like, otherwise, the pickling plating end again;
7, neutralization:
1), be 30～50% caustic soda NaOH (claiming caustic soda again) solution or be 2 liters of 30～50% bucks, puts into Plastic Drum with concentration with concentration;
2), the bamboo brush and sac like of steel wire rope head is partly immersed soda lye, immersion depth reaches the root of the bamboo brush and sac like part of steel wire rope head, about 60-80 of time second, fully neutralizes;
8, hot water injection:
Get the clear water of 55 ℃-65 ℃ of one barrel of about 10kg, as running water, each all should be clean clear water, do not allow to use again with the clear water of crossing, the bamboo brush and sac like of steel wire rope head is partly immersed, firmly scrub water flushing again. the bamboo brush and sac like part steel wire up to steel wire rope head does not have oil and foreign material, dries up then or dries;
9, fixed cover cylindrical shell and steel wire rope: see Fig. 3
1), blow off sleeve body 2, the bamboo brush and sac like part steel wire of steel wire rope head is drawn in the sleeve body 2, make for the second time that colligation section L3 stretches into 15mm-20mm in the sleeve body 2, make the big opening end face 2-5mm of the end face of bamboo brush and sac like part steel wire from the truncated cone hole in stage casing;
2), sleeve body is fixed on the montant of sleeve body 2 fixed supports 5 with clip 4 for 2 big mouthfuls up;
3), check the vertical of sleeve body 2 upper end levelness and sleeve body 2 with 0.5mm/m iron spirit level 3, levelness is≤0.5mm/m;
4), arrangement enters the steel wire in sleeve body 2 inner chambers:
Steel wire rope head bamboo brush and sac like part steel wire enters in sleeve body 2 inner chambers, for the tension force that guarantees steel wire equates, want the following steel wire rope 1 of sleeve body 2 roots that above length of 440mm and sleeve body 2 same perpendicularity are arranged, the 450mm-500mm place of the steel wire rope 1 below sleeve body 2 roots is with clip 4 or iron wire fixing steel wire rope 1 in the vertical rod of fixed support 5, after above program, forbid to touch sleeve body 2 fixed supports 5 and steel wire rope 1;
10, the sleeve body root is handled:
1), twine in the sleeve body root, asbestos cord is filled in the gap between steel wire rope and the sleeve body root,, be wrapped with a few again until the gap is filled up while twine with screwdriver with asbestos cord;
2), twine on asbestos cord, guarantee that asbestos cord does not firmly loose, stir clay or flour with warm water and be the clay shape and stick at the sleeve body root, asbestos cord and adhesive plaster are firmly covered with the slice friction tape warmed;
11, sleeve body preheating:
1), with the evenly pre-shrink-fitted shell surface of gas welding flame or blowtorch, sleeve body surface preheat temperature is 120～150 ℃, heating in winter slightly height is 140～180 ℃;
12, molten alloy, measurement temperature:
Use conventional heating means, fusion lead-containing alloy in crucible, wherein content be plumbous Pb80%, tin Sn5%, antimony Sb15% or in crucible fusion content be 99% pure zinc Zn, all the other are the alloy of impurity, on one side heating, one side immerses the thermometer measure alloy temperature or measures with electronics, temperature should reach 370～420 ℃, no thermometer can be put into crucible with paper slip, as the paper slip burning, can reach;
13, cast alloy:
1), be placed on by the fixed support with one barrel of cold water, a people waits in that frame is other;
2), two people lift crucible one-time continuous in sleeve body and inject molten alloy, can not bump sleeve body during injection, the people who waits under frame will notice whether the sleeve body root leaks, as leaks and place sleeve body root leak with leftover of bolt of cloth boshing water rapidly;
14, after-teeming alloy
After injecting molten alloy, observe the sleeve body surface of internal cavity, as the upper surface of molten alloy in the inner chamber but during ot-yet-hardened because of being contracted in central authorities and will forming pit, after-teeming molten alloy immediately, use during the after-teeming molten alloy acetylene torch with after-teeming place burn melt after after-teeming again;
15, cooling:
After the after-teeming, do not touch fixed support and steel wire rope, treat that sleeve body cools off naturally or with hair-dryer even blast-cold to 90 ℃ along the surface---110 ℃ can be taken off sleeve body from fixed support, do not allow just to have injected behind the molten alloy with cold water spray sleeve body cooling body by force, also do not allow to take off sleeve body and sleeve body is put into bucket cool off from fixed support;
16, check:
After the cooling, will from the sleeve body inner chamber, pull out with alloy steel wire rope head cast in block, by on-the-spot director and chief technology officer's personnel inspection:
1), do not have honeycomb, cavity, bubble of the apiculus of steel wire rope head alloy-steel casting cone;
2), whole steel wire rope head alloy-steel casting should be smooth, the honeycomb that do not have, cavity and crack;
3), 5% the steel wire of not having on the steel wire rope head alloy-steel casting exposes, especially the root steel wire that do not have is appeared,
4), can down the step operation after the passed examination, defective should reforming immersed the steel wire rope head alloy-steel casting in the crucible when reforming gently, and with the alloy fusion, follow procedure starts anew, and also the alloy cone can be cut away and restart;
17, be coated with lubricating grease:
Remove the iron wire of tying up of the section of the tying up L3 second time, return in the sleeve body after tie part and steel wire rope head alloy-steel casting coated lubricating grease, sleeve body is stayed on the steel wire rope and is not taken off, spinning tow lugl head on sleeve body, and whole pouring hoisting cable anchorage head with alloy process finishes.
Technique for pouring hoisting cable anchorage head with alloy technology proposed by the invention is reasonable, easy to operate, reliable in quality, filled up the blank that steel wire rope head is handled in the cableway construction effectively, neither under one's control, again for the owner reduces the cableway construction cost, accelerate the cableway construction speed.
Now in conjunction with the accompanying drawings and embodiments technique for pouring hoisting cable anchorage head with alloy proposed by the invention is described further.
Description of drawings
Fig. 1 is a steel wire rope head cut length schematic diagram.
Wherein: L1 is the colligation section for cut length L2
Fig. 2 is a schematic diagram behind the colligation of steel wire rope head secondary, share split, the filoselle.
Wherein: L3 is the section of colligation for the second time
Fig. 3 is a fixedly schematic diagram of sleeve body and steel wire rope.
Wherein: 1, steel wire rope 2, sleeve body 3, iron spirit level 4, clip 5, fixed support
Fig. 4 is the tube-in-tube structure schematic diagram.
Wherein: 1, tow lugl head 2, sleeve body
Embodiment:
In Jiuhuashan, Mount Lushan cableway that my company undertakes the construction of were constructed, we had successfully carried out 24 tractions, tail rope, 4 side tension cords, the alloy cast of the fag end of 8 ropeway carrying-ropes.
Wherein in the construction of cloud valley cable road, Mount Huang side tension cords, the import steel wire rope of 4 Φ 52mm that foreign side provides, carried out anchorage head for one, the scene also must be done four anchorage heads and be matched with it, otherwise can't connect, foreign side does an anchorage head and needs 60,000 yuans, 240,000 yuan of four need, in order to reduce cost to the owner, we has made four anchorage heads by above-mentioned way, only used 3.2 ten thousand yuan altogether, only this saves 21.8 ten thousand yuan for the owner; Through operation in 10 years, upgrade when changing side tension cords, open the sleeve pipe inspection, compare with the anchorage head of foreign side, none loosening phenomenon, calendar year 2001, the Party A all entrusted us to make anchorage head when more renewing rope.
Claims (3)
1, a kind of technique for pouring hoisting cable anchorage head with alloy, its construction procedure is as follows;
Get the raw materials ready → steel wire rope arrangement → cleaning Steel Wire Surface grease → pickling → measurement alloy temperature → plating bottoming alloy → neutralization → hot water injection → fixed cover cylindrical shell and steel wire rope → sleeve body root processing → sleeve body preheating → molten alloy, measurement temperature → cast alloy → after-teeming alloy → cooling → inspection handle → be coated with lubricating grease
Wherein:
(1), get the raw materials ready:
A, press the cableway designing requirement, prepare steel wire rope,
B, according to the length of the rope of steel wire rope footpath and anchorage head; Design is also pressed figure and is made sleeve; Sleeve is made up of sleeve body (2) and bail head (1); Left section of sleeve body (2) is cylindrical; And right section be truncated cone; The left end section of the central through hole of sleeve body (2) is offered internal thread; With the externally threaded bail head of spinning band (1); Middle sector hole is big and right mouthful of little truncated cone hole of diameter of left mouthful of diameter; Right sector hole is that diameter is greater than the hole in steel wire rope rope footpath; External application kerosene cleans up and dries up rear for subsequent use in the sleeve
C, making ⊥ shape sleeve fixed support, the montant that is maintained fixed support becomes 90 ° of angles with horizon bar, standby;
(2), steel wire rope arrangement:
1), cutting steel wire rope head:
On the end section of the preparation anchoring of steel wire rope, the selected long 25mm-35mm cut length L that is
1, be positioned at this cut length L
1The steel wire rope of and arranged on left and right sides all use
1.0-1.5mm the manual wound convolution circle of iron wire mutually by carrying out colligation, colligation power is 15-20Kg, colligation section L
2Length be 75mm-85mm, after the colligation with the cut length L of cutting machine with steel wire rope
1Prescind the colligation section L on the otch right side of steel wire rope
2Preserve;
2), wear sleeve body:
The frustum of a cone section right side on the sleeve body is put, the incision of sleeve body from steel wire rope is set on the steel wire rope from left to right, and move to right to distance otch 300mm-500mm place;
3), secondary colligation:
Otch with steel wire rope is a starting point, and deducting 20mm-25mm with the degree of depth of sector hole and right sector hole in the sleeve body inner chamber is that length is measured, and is 150mm as the tail rope chainage, begins to the right steel wire rope to be used from measuring terminal point
1.0-1.5mm iron wire carry out the colligation second time, colligation section L for the second time
3Length is 75mm-85mm;
4), share split:
Primary colligation section L with steel wire rope incision right side
1Unclamp tie wire, the section of colligation for the second time L
3The steel wire rope in left side unclamps into thigh, and each rope strand should be arranged evenly,
5), cut off wire rope core:
Per share wire rope core is pulled to root between rope strand,, and, burns to tying up the place wire rope core inner with burning red poker again with burning red poker with the electrician's knife excision;
6), broken lot becomes silk:
Strand wire is staggered one by one, steel wire in the rope strand is spread out into root well-thought-out plan brush and sac like one by one with pliers, each steel wire natural torsion, but the steel wire that scatters should not twist together mutually, overlapping;
7), wide and chaotic steel wire is adjusted, the steel wire that enters in the sleeve body is not contacted with the sleeve body inwall.
(3), clean the Steel Wire Surface grease:
1), wash oil generally uses kerosene, be placed in advance and be heated to 45 ℃ in the galvanized iron bucket--55 ℃,
2), clean the greasy and dirt that adheres stubbornly on the bamboo brush and sac like part steel wire of steel wire rope head with oil removing instrument such as little flat chisel, wire brush, hairbrush, if last method can not be removed fully, after most of steel wire can being immersed gradually the pure zinc or lead-containing alloy of fusion, alloy temperature is 300～330 ℃, putting into wash oil again cleans
3), the bamboo brush and sac like with steel wire rope head partly immerses in wash oil such as the kerosene until the section of the tying up L second time
3Initial point, while wash with the hands firmly shake, the oil of flush away Steel Wire Surface and dirt dry up after the taking-up or dry;
(4), pickling:
1), hydrochloric acid consumption and concentration: with concentration be 2 liters of dilutions of technical hydrochloric acid 2-3 of 35% doubly, concentration is 12～18%, puts into ceramic or plastics acid cylinder,
2), the complex acid dilution: with above-mentioned hydrochloric acid solution and zinc chloride by being made into Acidwash solution at 10: 1,
3), the bamboo brush and sac like of steel wire rope head part is immersed gradually by in the Acidwash solution of above-mentioned preparation, the immersion depth of steel wire rope bamboo brush and sac like part should reach from the section of tying up L for the second time
3The left part leave 20～30mm place, must not all immerse, the wire rope core of forbidding to retain contacts with pickle; 50～60 seconds pickling time, Steel Wire Surface is canescence after the pickling, and rustless and foreign material are found rust and foreign material repetitive operation till rustless no-sundries,
4), from Acidwash solution, take out the steel wire rope head of bamboo brush and sac like part,, touch the section of tying up L for the second time with the steel wire rope head head down with rod
3Pickle is shaken off by portion, notes forbidding pickle to hurt sb.'s feelings during operation;
(5), measure the molten alloy temperature:
In crucible, put into content and be plumbous Pb80%, tin Sn5%, antimony Sb15% be heated into fusion lead-containing alloy or melted pure zinc Zn content be 99% all the other be the alloy of impurity, on one side heating, one side immerses thermometer, measuring the molten alloy temperature is 350～380 ℃;
(6), plating bottoming alloy:
The steel wire rope head bamboo brush and sac like that pickling is good partly immerses in the molten alloy, and immersion depth is to the section of the tying up L second time
3The left part, and shake steel cable gently, take out after 10～20 seconds, knock out the section of tying up L for the second time with rod
3Go up unnecessary alloy, the steel wire rope head bamboo brush and sac like alloy of the plating stain that do not have that partly feels secure, otherwise, the pickling plating end again;
(7), neutralization:
1), be that 30～50% caustic soda NaOH claims soda bath again or is 2 liters of 30～50% bucks with concentration with concentration, put into Plastic Drum,
2), the bamboo brush and sac like of steel wire rope head is partly immersed soda lye, immersion depth reaches the root of the bamboo brush and sac like part of steel wire rope head, about 60-80 of time second, fully neutralizes;
(8), hot water injection:
Get the clear water of 55 ℃-65 ℃ of one barrel of about 10kg, as running water, each all should be clean clear water, do not allow to use again with the clear water of crossing, the bamboo brush and sac like of steel wire rope head is partly immersed, firmly scrub water flushing again. the bamboo brush and sac like part steel wire up to steel wire rope head does not have oil and foreign material, dries up then or dries;
(9), fixed cover cylindrical shell and steel wire rope:
1), blow off sleeve body (2), the bamboo brush and sac like part steel wire of steel wire rope head is drawn in the sleeve body (2), make colligation section L for the second time
3Stretch into the interior 15mm-20mm of sleeve body (2), make the big opening end face 2-5mm of the end face of bamboo brush and sac like part steel wire from the truncated cone hole in stage casing,
2), use clip (4) to be fixed on the montant of sleeve fixed support (5) up for big mouthful sleeve body (2);
3), check the vertical of sleeve body (2) upper end levelness and sleeve with 0.5mm/m iron spirit level (3), levelness is≤0.5mm/m,
4), arrangement enters the steel wire in sleeve body (2) inner chamber:
Steel wire rope head bamboo brush and sac like part steel wire enters in sleeve body (2) inner chamber, for the tension force that guarantees steel wire equates, the following steel wire rope (1) of sleeve body (2) root has above length of 440 mm and the same perpendicularity of sleeve body (2), with clip (4) or iron wire fixing steel wire rope (1) in the vertical rod of sleeve fixed support (5), forbid to touch sleeve fixed support (5) and steel wire rope (1) at the 450mm--500mm place of the steel wire rope (1) of sleeve body (2) below the root;
(10), the sleeve body root is handled:
1), twine in the sleeve body root, asbestos cord is filled in the gap between steel wire rope and the sleeve body root,, is wrapped with a few again until the gap is filled up while twine with screwdriver with asbestos cord,
2), twine on asbestos cord, guarantee that asbestos cord does not firmly loose, stir clay or flour with warm water and be the clay shape and stick at the sleeve body root, asbestos cord and adhesive plaster are firmly covered with the slice friction tape warmed;
(11), sleeve body preheating:
With gas welding flame or the evenly pre-shrink-fitted shell surface of blowtorch, sleeve body surface preheat temperature is 120～150 ℃, and heating in winter slightly height is 140～180 ℃;
(12), molten alloy, measurement temperature:
Use conventional heating means, in crucible, put into content and be plumbous Pb80%, tin Sn5%, antimony Sb15% be heated into fusion lead-containing alloy or melted pure zinc Zn content be 99% all the other be the alloy of impurity, heating on one side, one side immerses the thermometer measure alloy temperature or measures with electronics, temperature should reach 370～420 ℃, no thermometer can be put into crucible with paper slip, as the paper slip burning, can reach;
(13), cast alloy:
1), be placed on by the fixed support with one barrel of cold water, a people waits in that frame is other,
2), two people lift crucible one-time continuous in sleeve body and inject molten alloy, can not bump sleeve body during injection, the people who waits under frame will notice whether the sleeve body root leaks, as leaks and place sleeve body root leak with leftover of bolt of cloth boshing water rapidly;
(14), after-teeming alloy:
After injecting molten alloy, observe sleeve body inner chamber upper surface, as the upper surface of molten alloy in the inner chamber but during ot-yet-hardened because of being contracted in central authorities and will forming pit, after-teeming molten alloy immediately, use during the after-teeming molten alloy acetylene torch with after-teeming place burn melt after after-teeming again;
(15), cooling:
After the after-teeming, do not touch fixed support and steel wire rope, treat that sleeve body cools off naturally or with hair-dryer even blast-cold to 90 ℃ along the surface---110 ℃ can be taken off sleeve body from fixed support, do not allow just to have injected behind the molten alloy and do not cool off by force, also do not allow to take off sleeve body and sleeve body is put into bucket cool off from fixed support with cold water spray sleeve body;
(16), check:
After the cooling, will from the sleeve body inner chamber, pull out with alloy steel wire rope head cast in block, by on-the-spot director and chief technology officer's personnel inspection:
1), the apiculus of steel wire rope head alloy-steel casting cone do not have honeycomb, cavity, bubble,
2), whole steel wire rope head alloy-steel casting should be smooth, the honeycomb that do not have, cavity and crack,
3), 5% the steel wire of not having on the steel wire rope head alloy-steel casting exposes, especially the root steel wire that do not have is appeared,
4), can down the step operation after the passed examination, defective should reforming immersed the steel wire rope head alloy-steel casting in the crucible when reforming gently, and with the alloy fusion, follow procedure starts anew, and also the alloy cone can be cut away and restart;
(17), be coated with lubricating grease
After the passed examination, remove the section of tying up L for the second time
3Tie up iron wire, return in the sleeve body after tie part and steel wire rope head alloy-steel casting are coated lubricating grease, sleeve body is stayed on the steel wire rope and is not taken off, spinning tow lugl head on sleeve body.
2, technique for pouring hoisting cable anchorage head with alloy according to claim 1 is characterized in that cut length L
1Long for 30mm, be positioned at this cut length L
1The steel wire rope of and arranged on left and right sides all use
1.2mm the manual wound convolution circle of iron wire mutually by carrying out colligation, colligation section L
2Length is 80mm.
3, technique for pouring hoisting cable anchorage head with alloy according to claim 1 is characterized in that the section of colligation for the second time L3 length is 80mm.
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| CN2008101227591A CN101314923B (en) | 2008-06-30 | 2008-06-30 | Technique for pouring hoisting cable anchorage head with alloy |
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| CN2008101227591A CN101314923B (en) | 2008-06-30 | 2008-06-30 | Technique for pouring hoisting cable anchorage head with alloy |
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| CN102234944A (en) * | 2011-04-15 | 2011-11-09 | 王宏贵 | Steel wire rope casting rigging |
| CN102744391A (en) * | 2012-06-19 | 2012-10-24 | 中国华冶科工集团有限公司 | Returning-to-cavity and positioning device for rope head of tail rope and positioning device for rope head of pouring tail rope |
| CN103334326A (en) * | 2013-06-09 | 2013-10-02 | 无锡市华牧机械有限公司 | Fiber rope end forming method |
| CN103343467A (en) * | 2013-06-09 | 2013-10-09 | 无锡市华牧机械有限公司 | Rope casting method |
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| CN87200407U (en) * | 1987-01-13 | 1987-11-25 | 祝耀武 | Connector at end of anchor stem made of wire rope |
| CN2584641Y (en) * | 2002-11-08 | 2003-11-05 | 北京今腾盛膜结构技术有限公司 | Rope ground tackle |
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| CN108195415A (en) * | 2017-12-18 | 2018-06-22 | 湖南湘电动力有限公司 | A kind of detection method of the permeability qualification of cast-type steel wire rope slocket |
| CN108195415B (en) * | 2017-12-18 | 2020-03-17 | 湖南湘电动力有限公司 | Detection method for qualified permeability of cast type steel wire rope joint |
| CN109226719A (en) * | 2018-11-21 | 2019-01-18 | 玉溪大红山矿业有限公司 | A kind of high quality babbit casting method of taper steel wire loop |
| CN110042686A (en) * | 2019-05-08 | 2019-07-23 | 淮南矿业(集团)有限责任公司 | A kind of tail rope head manufacture craft |
| CN110042686B (en) * | 2019-05-08 | 2021-07-30 | 淮南矿业(集团)有限责任公司 | Tail rope head manufacturing process |
| CN110404873A (en) * | 2019-09-02 | 2019-11-05 | 舟山市质量技术监督检测研究院 | A kind of steel wire rope end head peculiar to vessel disperses rinse bath automatically |
| CN112981996A (en) * | 2021-02-03 | 2021-06-18 | 江苏神王集团钢缆有限公司 | Special double-parallel-twisted steel wire rope for high-speed elevator |
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