CN210358587U - Tire bead steel wire rough drawing production line - Google Patents
Tire bead steel wire rough drawing production line Download PDFInfo
- Publication number
- CN210358587U CN210358587U CN201920703584.7U CN201920703584U CN210358587U CN 210358587 U CN210358587 U CN 210358587U CN 201920703584 U CN201920703584 U CN 201920703584U CN 210358587 U CN210358587 U CN 210358587U
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- unit
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- paying
- rough drawing
- heat treatment
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- 239000010959 steel Substances 0.000 title claims abstract description 157
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- 230000033228 biological regulation Effects 0.000 claims description 6
- 229910052796 boron Inorganic materials 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 6
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract description 6
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- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 42
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- 229910052802 copper Inorganic materials 0.000 description 28
- 239000010949 copper Substances 0.000 description 28
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- 238000005238 degreasing Methods 0.000 description 8
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
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- Heat Treatment Of Strip Materials And Filament Materials (AREA)
Abstract
The utility model relates to a tire bead steel wire is drawn production line roughly includes from left to right in proper order and draws the unwrapping wire unit, draw crudely the shucking unit, draw first washing unit, draw the pickling unit crudely, draw the second washing unit crudely, draw hot washing unit crudely, draw the boronizing unit crudely, draw the forced air cooling unit, draw the unit crudely, wherein draw the unwrapping wire unit crudely and be used for carrying out the unwrapping wire processing to former material, draw crudely the shucking unit and be used for carrying out the rust cleaning processing to the steel wire surface, the forced air cooling unit is used for carrying out air cooling to the steel wire and handles, draw the play material section that draws the unit crudely and be provided with the crudely and draw the direction unit between the unit roughly. The utility model relates to a tire bead steel wire is roughly drawn production line has the advantage that alleviates the labour, improves production efficiency, extension steel wire life.
Description
Technical Field
The utility model relates to a tire bead steel wire is thick to be drawn production line belongs to steel wire processing technology field.
Background
The steel wire is one of four major varieties of steel plate, pipe, mould and wire, and is a reprocessed product made by cold drawing hot rolled wire rod. A large amount of labor force is needed to be used in a traditional tire bead steel wire rough drawing production line, the production efficiency is low, the service life of manufactured steel wire products is short, and the economic benefit of enterprises cannot be effectively improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the aforesaid not enough, provide a alleviate the labour, improve production efficiency, extension steel wire life's tire bead steel wire production line of carelessly drawing.
The purpose of the utility model is realized like this: a tire bead steel wire rough drawing production line sequentially comprises a rough drawing paying-off unit, a rough drawing shelling unit, a rough drawing first water washing unit, a rough drawing acid washing unit, a rough drawing second water washing unit, a rough drawing hot water washing unit, a rough drawing boronizing unit, a rough drawing air cooling unit, a rough drawing unit and a rough drawing take-up unit from left to right,
the rough drawing and paying off unit is used for paying off raw material wire rods, the rough drawing and paying off unit comprises a rough drawing and paying off unit paying off device, the rough drawing and paying off unit paying off device comprises a rough drawing and paying off unit paying off device base, a rough drawing and paying off unit paying off device support frame is arranged on the rough drawing and paying off unit paying off device base, a rough drawing and paying off unit paying off device carrying platform is arranged on one side of the rough drawing and paying off unit paying off device support frame, a rough drawing and paying off unit paying off device connecting plate is arranged between the rough drawing and paying off unit paying off device carrying platform and the rough drawing and paying off unit paying off device support frame, a rough drawing and paying off unit paying off device pressing rod which is obliquely arranged is arranged below the rough drawing and paying off unit paying off device carrying platform, one end of the rough drawing and paying off unit paying off device pressing rod is hinged with the rough drawing and paying off unit paying, the rough drawing pay-off unit pay-off device carrying platform is provided with a rough drawing pay-off unit pay-off device elastic sheet which is obliquely arranged;
the wire rod descaling device comprises a rough-drawing descaling unit, a rough-drawing descaling unit fixing rod, a rough-drawing descaling unit lifting rod, a rough-drawing descaling unit upper descaling wheel, a rough-drawing descaling unit lower descaling wheel, a rough-drawing descaling unit upper descaling wheel and a rough-drawing descaling unit lower descaling wheel, wherein the rough-drawing descaling unit upper descaling wheel and the rough-drawing descaling unit lower descaling wheel are arranged in an up-and-down staggered mode;
the first rough drawing washing unit is used for carrying out cooling washing treatment on the wire rod;
the rough drawing pickling unit is used for pickling the wire rod;
the second rough drawing washing unit is used for carrying out secondary cooling washing treatment on the wire rod;
the rough drawing hot water washing unit is used for carrying out hot water washing treatment on the wire rod;
the rough drawing boronizing unit is used for coating boron on the wire rod;
the rough drawing air cooling unit is used for carrying out air cooling treatment on a wire rod, the rough drawing air cooling unit comprises a rough drawing air cooling unit frame, a left rough drawing air cooling unit support and a right rough drawing air cooling unit support are arranged on the rough drawing air cooling unit frame, two rough drawing air cooling unit air cooling pipes which are parallel in the front-back direction are arranged between the left rough drawing air cooling unit support and the right rough drawing air cooling unit support, a rough drawing air cooling unit support is arranged on one side of the rough drawing air cooling unit frame, two rough drawing air cooling unit air pumps are arranged on the rough drawing air cooling unit support, and an air outlet of the rough drawing air cooling unit air pump is connected with the rough drawing air cooling unit air cooling pipes through a rough drawing air;
the rough drawing unit is used for drawing the wire rod;
the rough drawing and winding unit is used for winding and coiling the rough drawing semi-finished product.
Further, the rough drawing and paying-off unit further comprises a rough drawing and paying-off unit buffering device, the rough drawing and paying-off unit buffering device comprises a rough drawing and paying-off unit buffering device base, a rough drawing and paying-off unit buffering device supporting rod is arranged on the rough drawing and paying-off unit buffering device base, a rough drawing and paying-off unit buffering device wire ring is arranged at the top of the rough drawing and paying-off unit buffering device supporting rod, and a rough drawing and paying-off unit buffering device buffering spring is arranged between the rough drawing and paying-off unit buffering device supporting rod and the rough drawing and paying-off unit buffering device base.
Furthermore, be connected with between the top of two thick pull peeling unit support columns and pull peeling unit supporting beam crudely, it is provided with the vertical thick pull peeling unit regulation pole to pull peeling unit on the peeling unit supporting beam crudely, it passes and draws peeling unit supporting beam crudely to pull peeling unit regulation pole crudely, and its bottom is connected with the unit lifter of crudely pulling peeling, the top of drawing peeling unit regulation pole crudely is provided with draws peeling unit adjustment handle crudely.
Further, the both ends of the rough-drawing husking unit lifting rod are respectively in sliding connection with the two rough-drawing husking unit supporting columns, opposite surfaces of the left and right rough-drawing husking unit supporting columns are provided with rough-drawing husking unit guiding raised lines, the two ends of the rough-drawing husking unit lifting rod are provided with rough-drawing husking unit sliding grooves, and the rough-drawing husking unit sliding grooves are in matched connection with the rough-drawing husking unit guiding raised lines.
Further, the ejection of compact section that the unit was drawn to the gross pull is provided with the unit that gathers materials subassembly is drawn to the gross pull, the unit that gathers materials subassembly is drawn including the gross pull and draws the unit that gathers materials casing and the unit track groove is drawn to the gross pull, the unit that gathers materials casing is drawn to the gross pull preceding wall and the back wall upwards are provided with the gross pull and draw the unit extension board to the gross pull, the unit track groove is drawn to the gross pull transversely to be set up in two gross pulls and draw between the unit extension board, the unit bracing piece is drawn to the gross pull to the top that draws the unit track groove is provided with a plurality of fore-and-aft gross pulls, the gross pull draws the front end and the rear end of unit bracing piece to pass two gross pulls the upper segment of unit extension board respectively, the unit casing is drawn to the gross pull through the gross pull and draw the unit bracing piece to hang and locate the below that the unit track groove, draw the unit to scrape the bottom surface that the unit track groove was drawn to the heavy stroke of material brush below corresponding to the heavy stroke and seted up a plurality of round holes, the heavy stroke is drawn and is provided with on the unit scrapes the material brush and draw the unit clamp plate, the right side that the unit clamp plate was drawn to the heavy stroke is provided with the heavy stroke and draws the unit limiting plate.
Furthermore, draw the air cooling unit and draw thick and be provided with the guiding unit that draws thick between the unit, the guiding unit that draws thick includes and draws thick guiding unit frame, the top of drawing thick guiding unit frame is provided with two and draws thick guiding unit leading wheels, and two are drawn the slant around the guiding unit leading wheel and are arranged thick.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model relates to a tire bead steel wire is roughly drawn production line has the advantage that alleviates the labour, improves production efficiency, extension steel wire life.
Drawings
Fig. 1 is the utility model relates to a structural block diagram of intelligent production system of tire bead steel wire.
Fig. 2 is a schematic structural view of a rough drawing line.
FIG. 3 is a schematic view showing the structure of a pay-off device of a rough pay-off unit.
Fig. 4 is a schematic structural view of the buffering device of the rough wire releasing unit.
Fig. 5 is a schematic structural view of the husking assembly in the rough-drawing husking unit.
Figure 6 is a side view of two sets of husking assemblies in a rough-drawing husking unit.
Fig. 7 is a schematic structural diagram of the rough drawing air cooling unit.
Fig. 8 is a schematic structural view of an aggregate unit in the rough drawing unit.
FIG. 9 is a schematic view of the structure of a heat treatment line.
FIG. 10 is a schematic view of the structure of the heat treatment preheating unit in FIG. 9.
Fig. 11 is a front view of the heat treatment quenching unit of fig. 9.
FIG. 12 is a top view of the heat treatment quench unit of FIG. 9 with the cover removed.
Fig. 13 is a side view of the heat treatment quenching unit of fig. 9.
Fig. 14 is an enlarged view of a portion a in fig. 13.
Fig. 15 is a schematic structural view of a heat treatment quenching unit tank body and a quenching operation tank.
Fig. 16 is a schematic structural view of a guide assembly of the heat treatment quenching unit.
Fig. 17 is an internal structural schematic view of a heat-treatment quenching unit heat-radiating flat tube.
Fig. 18 is an electrical control schematic diagram of the heat treatment quenching unit.
Fig. 19 is a schematic structural view of a fine drawing line.
Fig. 20 is a schematic structural view of a fine-drawn resistance heating apparatus.
Fig. 21 is a block diagram of the high tin-copper composite production line.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the intelligent production system for bead wires of the present invention comprises a rough drawing production line 100, a heat treatment production line 200, a fine drawing production line 300 and a high tin-copper composite production line 400 in sequence,
referring to fig. 2-8, the rough drawing production line comprises a rough drawing paying-off unit 101, a rough drawing husking unit 102, a rough drawing first water washing unit 103, a rough drawing acid washing unit 104, a rough drawing second water washing unit 105, a rough drawing hot water washing unit 106, a rough drawing boronizing unit 107, a rough drawing air cooling unit 108, a rough drawing unit 110 and a rough drawing take-up unit 111 from left to right in sequence,
the rough drawing and paying-off unit 101 is used for paying off a raw material wire rod;
the rough drawing husking unit 102 is used for carrying out rust removal treatment on the surface of the wire rod;
the first rough drawing water washing unit 103 is used for carrying out cooling water washing treatment on the wire rod;
the rough drawing pickling unit 104 is used for pickling the wire rod;
the rough drawing second water washing unit 105 is used for carrying out secondary cooling water washing treatment on the wire rod;
the rough drawing hot water washing unit 106 is used for carrying out hot water washing treatment on the wire rod;
the rough drawing boronizing unit 107 is used for performing boron coating treatment on the wire rod;
the rough drawing air cooling unit 108 is used for carrying out air cooling treatment on the wire rod;
the rough drawing unit 110 is used for drawing the wire rod;
the rough drawing and winding unit 111 is used for winding and coiling the rough drawing semi-finished product;
the rough drawing and paying off unit 101 comprises a rough drawing and paying off unit paying off device 101.1 and a rough drawing and paying off unit buffering device 101.2, the rough drawing and paying off unit paying off device 101.1 comprises a rough drawing and paying off unit paying off device base 101.1.1, a vertical rough drawing and paying off unit paying off device support frame 101.1.2 is arranged upwards on the left side of a rough drawing and paying off unit paying off device base 101.1.1, a transverse rough drawing and paying off unit paying off device carrying platform 101.1.3 is arranged rightwards on the right side of the rough drawing and paying off unit paying off device support frame 101.1.2, a rough drawing and paying off unit paying off device connecting plate 101.1.4 is downwards arranged between the left front section and the left rear section of the bottom of a rough drawing and paying off unit paying off device carrying platform 101.1.3 and the right front section and the right rear section of a rough drawing and paying off unit paying off device supporting frame 101.1.2, a rough drawing and paying off unit paying off device pressing rod 101.1.5 which is arranged in an 'v' \, the left end of the pressure lever 101.1.5 of the rough drawing and paying off unit pay-off device is connected with the connecting plates 101.1.4 of the two rough drawing and paying off unit pay-off devices through a longitudinal rotary shaft 101.1.7 of the rough drawing and paying off unit pay-off device, the right end of the pressure lever 101.1.5 of the rough drawing and paying off unit pay-off device extends to the ground, the right section of the pressure lever is an inclined section, the right section of the top surface of the carrying platform 101.1.3 of the rough drawing and paying off unit pay-off device elastic sheet 101.1.6 which is arranged in a 'v' inclined mode is arranged, and the rough drawing and paying off unit pay-off device elastic sheet 101.1.6 and the rough drawing and paying off unit pay-off device pressure lever 101.1.5 are combined for use, so that the raw material wire;
the rough drawing and paying off unit buffering device 101.2 comprises a rough drawing and paying off unit buffering device base 101.2.1, a rough drawing and paying off unit buffering device supporting rod 101.2.2 is arranged on the rough drawing and paying off unit buffering device base 101.2.1, a rough drawing and paying off unit buffering device paying off ring 101.2.3 is arranged at the top of the rough drawing and paying off unit buffering device supporting rod 101.2.2, and a rough drawing and paying off unit buffering device buffering spring is arranged between the rough drawing and paying off unit buffering device supporting rod 101.2.2 and the rough drawing and paying off unit buffering device base 101.2.1;
this rough drawing unwrapping wire unit buffer 101.2 can guarantee that the former material wire rod can obtain the buffering under the condition of high-speed unwrapping wire and straighten, avoids taking place the winding, knoing to subsequent processing, thereby improve production efficiency.
The rough-drawing husking unit 102 comprises a rough-drawing husking unit tank body, two groups of rough-drawing husking unit husking assemblies which are symmetrically arranged front and back are arranged at the top of the rough-drawing husking unit tank body, each rough-drawing husking unit husking assembly comprises two vertical rough-drawing husking unit supporting columns 102.1 which are symmetrically arranged left and right, a transverse rough-drawing husking unit fixing rod 102.3 and a transverse rough-drawing husking unit lifting rod 102.4 are arranged between the two rough-drawing husking unit supporting columns 102.1 from bottom to top, two ends of each rough-drawing husking unit fixing rod 102.3 are respectively and fixedly connected with the lower sections of the two rough-drawing husking unit supporting columns 102.1, the upper sections of opposite surfaces of the two rough-drawing husking unit supporting columns 102.1 are provided with vertical rough-drawing husking unit guiding convex strips 102.9, two ends of each rough-drawing husking unit lifting rod 102.4 are respectively provided with rough-drawing husking unit sliding grooves, and the rough-drawing husking unit sliding grooves are matched and connected with the rough, the lifting rod 102.4 of the rough-drawing husking unit can slide up and down between two support columns 102.1 of the rough-drawing husking unit, three rough-drawing husking unit lower husking wheels 102.5 which are arranged at intervals are arranged on the rough-drawing husking unit fixing rod 102.3 along the length direction, two rough-drawing husking unit upper husking wheels 102.6 which are arranged at intervals are arranged on the rough-drawing husking unit lifting rod 102.4 along the length direction, the upper husking wheels 102.6 of the rough-drawing husking units and the lower husking wheels 102.5 of the rough-drawing husking units are arranged in a vertically staggered manner, a support beam 102.2 of the rough-drawing husking unit is connected between the tops of the two support columns 102.1 of the rough-drawing husking units, the support beam 102.2 of the rough drawing husking unit is provided with a vertical rough drawing husking unit adjusting rod 102.7, the rough-drawing husking unit adjusting rod 102.7 passes through the rough-drawing husking unit supporting beam 102.2, the bottom end of the adjusting rod is connected with a lifting rod 102.4 of the rough pulling husking unit, and the top end of the adjusting rod 102.7 of the rough pulling husking unit is provided with an adjusting handle 102.8 of the rough pulling husking unit;
preferably, in order to achieve a more stable operation effect, in this embodiment, two rough-drawing husking unit adjusting rods 102.7 are adopted, which respectively penetrate through the left section and the right section of the rough-drawing husking unit supporting beam 102.2, and the bottom ends of the rough-drawing husking unit adjusting rods are respectively connected with the left section and the right section of the rough-drawing husking unit lifting rod 102.4, so that the rough-drawing husking unit lifting rod 102.4 can be driven to move up and down by adjusting the rough-drawing husking unit adjusting rods 102.7, and therefore, the distance between the husking wheels 102.6 on the rough-drawing husking unit and the husking wheels 102.5 under the rough-drawing husking unit can be adjusted, and the rough-drawing husking.
The air-cooled unit 108 that slightly draws is including slightly drawing forced air cooling unit frame 108.1, and two sections of controlling at the top of slightly drawing forced air cooling unit frame 108.1 are provided with slightly drawing forced air cooling unit support 108.2, slightly draw the air-cooled unit air-cooled pipe 108.3 that is provided with two front and back symmetrical arrangement on the air-cooled unit support 108.2 slightly, slightly draw the right-hand air-cooled unit support 108.6 that is provided with of air-cooled unit frame 108.1 slightly, slightly draw and be provided with two on the air-cooled unit support 108.6 slightly and draw air-cooled unit air pumps 108.4 slightly, the air outlet of two air-cooled unit air pumps 108.4 slightly is connected through one slightly drawing air-cooled unit connecting pipe 108.5 respectively between the right branch of two air-cooled unit air-cooled pipes 108.2 slightly.
The unit 110 is drawn to the thick drawing that is provided with between unit 110 is drawn to thick drawing forced air cooling unit 108 and thick drawing, and thick drawing guide unit 109 is arranged in will drawing the unit 110 is drawn to the thick drawing that corresponds through two steel wire reposition of redundant personnel after thick drawing forced air cooling unit 108 carries out the forced air cooling, thick drawing guide unit 109 includes and draws the guide unit frame thick, the top of drawing the guide unit frame thick is provided with two and draws the guide unit leading wheels thick, and two are drawn the slant around the guide unit leading wheel thick and arrange.
The unit subassembly that gathers materials is drawn to the ejection of compact section that the unit 110 was drawn to the gross pull is provided with the gross pull and draws the unit subassembly that gathers materials, the unit subassembly that gathers materials is drawn including the gross pull and draws unit aggregate casing 110.1 and the unit track groove 110.2 is drawn to the gross pull, the unit aggregate casing 110.1 is drawn to the gross pull preceding wall and back wall upwards are provided with the gross pull and draw unit extension board 110.4, the unit track groove 110.2 is drawn to the gross pull transversely sets up between two gross pulls unit extension boards 110.4, the unit track groove 110.2 is drawn to the gross pull one end is fixed in on the unit frame 110.7 is drawn to the gross pull, the unit track groove 110.2 is drawn to the gross pull the other end and the gross pull and draw unit discharging pipe 110.8 intercommunication, the unit track groove 110.2 is drawn to the gross pull top is provided with two fore-and fore-aft rough pulls unit bracing piece 110.3, the unit bracing piece 110.3 is drawn to the gross pull front end and the rear end and, the rough drawing unit aggregate shell 110.1 is hung below a rough drawing unit track groove 110.2 through a rough drawing unit support rod 110.3, a rough drawing unit scraping brush is arranged in the rough drawing unit track groove 110.2, a plurality of round holes are formed in the bottom surface of the rough drawing unit track groove 110.2 corresponding to the lower part of the rough drawing unit scraping brush, a rough drawing unit pressing plate 110.5 is arranged on the rough drawing unit scraping brush, two rough drawing unit limiting plates 110.6 which are arranged in the front-back direction are arranged on the right side of the rough drawing unit pressing plate 110.5, and the outer side surfaces of the two rough drawing unit limiting plates 110.6 are fixedly connected with the front inner wall and the rear inner wall of the rough drawing unit track groove 110.2 respectively;
a rough drawing unit pressing plate handle 110.9 is arranged on the top surface of the rough drawing unit pressing plate 110.5 upwards;
a rough drawing unit shell handle 110.10 is upwards arranged at the top of the rough drawing unit extension plate 110.4;
the unit that gathers materials subassembly simple to operate is drawn to the coarse drawing of this structure is swift, can effectively clear away the impurity powder on the steel wire surface after drawing, and is difficult for the raise dust, alleviates the harm healthy to the staff.
The process method for carrying out rough drawing treatment on the wire rod by the rough drawing production line comprises the following steps:
step one, placing a raw material wire rod with the diameter of 5.50mm in a rough drawing and paying-off unit for paying-off and conveying;
step two, the wire rod enters a rough drawing husking unit to carry out rust removal treatment on the surface of the wire rod;
step three, the wire rod enters a first rough-drawing washing unit to carry out cooling washing treatment on the wire rod, and the surface of the wire rod is completely immersed in water;
step four, the wire rod enters a rough drawing pickling unit to carry out electrolytic pickling treatment on the wire rod; the temperature of the sulfuric acid solution is less than or equal to 50 ℃, the current is 100-500A/root (no rust or slight rust on the surface of the wire rod is observed visually, and no current can be used), the concentration is 200-300g/l, the concentration of Fe2+ is less than or equal to 50g/l, when Fe2+ is close to the upper limit value, part of old hydrochloric acid solution is discharged or the whole solution is replaced, and new hydrochloric acid solution with the same amount as the old hydrochloric acid solution is discharged is added;
preferably, when the rust on the surface of the wire rod exceeds the nominal diameter 1/2 of the wire rod, the concentration of the sulfuric acid is controlled at the upper standard limit;
fifthly, the wire rod enters a second rough-drawing washing unit to carry out secondary cooling washing treatment on the wire rod, wherein the pH value of a washing liquid is 6.0-8.0;
step six, the wire rod enters a rough-drawing hot water washing unit to carry out steam hot water washing treatment on the wire rod, the surface of the wire rod is completely immersed in water, and the temperature of the washing liquid is 65-85 ℃;
seventhly, the wire rod enters a rough drawing boronizing unit to carry out boron coating treatment on the wire rod, wherein the temperature of a borax solution is 85-95 ℃, and the concentration of the borax solution is 250-350 g/l;
step eight, the wire rod enters a rough drawing air cooling unit to carry out air cooling treatment on the wire rod;
step nine, the wire rod enters a rough drawing unit to carry out rough drawing treatment for 1-7 times on the wire rod, and a rough drawing semi-finished product with the diameter of 2.40-4.90mm is obtained;
step ten, feeding the rough-drawn semi-finished product into a rough-drawing take-up unit for taking up and coiling.
Referring to fig. 9 to 17, the heat treatment line comprises a heat treatment paying-off unit 201, a heat treatment degreasing unit 202, a heat treatment preheating unit 203, a heat treatment heating unit 204, a heat treatment quenching unit 205, a heat treatment first water washing unit 206, a heat treatment first acid washing unit 207, a heat treatment second acid washing unit 208, a heat treatment second water washing unit 209, a heat treatment hot water washing unit 210, a heat treatment boronizing unit 211, a heat treatment drying unit 212 and a heat treatment wire collecting unit 213 from right to left in sequence,
the heat treatment paying-off unit 201 is used for paying off a plurality of groups of rough-drawn semi-finished steel wires simultaneously;
the heat treatment degreasing unit 202 is used for degreasing the surface of the steel wire;
the heat treatment preheating unit 203 is used for preheating the steel wire;
the heat treatment heating unit 204 is used for heating the steel wire;
the heat treatment quenching unit 205 is used for performing water bath treatment on the heated steel wire;
the heat treatment first washing unit 206 is used for carrying out a cooling and washing treatment on the steel wire;
the heat treatment first pickling unit 207 is used for carrying out pickling treatment on the steel wire;
the heat treatment second pickling unit 208 is used for carrying out secondary pickling treatment on the steel wire;
the second heat treatment water washing unit 209 is used for performing two cooling water washing treatments on the steel wire;
the heat treatment hot water washing unit 210 is used for performing hot water washing treatment on the steel wire;
the heat treatment boronizing unit 211 is used for performing boron coating treatment on the surface of the steel wire;
the heat treatment drying unit 212 is used for drying the steel wire;
the heat treatment wire rewinding unit 213 is used for rewinding and winding the steel wire.
The heat treatment preheating unit 203 comprises a front heat treatment preheating unit frame and a rear heat treatment preheating unit frame, the heat treatment preheating unit frames sequentially comprise a plurality of heat treatment preheating unit supporting beams 203.1 which are arranged at intervals from right to left, the heat treatment preheating unit supporting beams 203.1 are obliquely arranged from right to left upwards, the adjacent heat treatment preheating unit supporting beams 203.1 are connected through a plurality of vertical heat treatment preheating unit connecting rods 203.2, the top surface of each heat treatment preheating unit supporting beam 203.1 is provided with a plurality of heat treatment preheating unit first supports 203.3 and heat treatment preheating unit second supports 203.4 which are arranged in a staggered mode along the length direction of the top surface, the height of each heat treatment preheating unit first support 203.3 is lower than that of each heat treatment preheating unit second support 203.4, and heat treatment preheating unit rollers 203.5 are arranged on each heat treatment preheating unit first support 203.3 and each heat treatment preheating unit second support 203.4, the heat treatment preheating unit roller 203.5 is connected with a power supply through an electric wire, a plurality of heat treatment preheating unit first guide rods 203.6 and a plurality of heat treatment preheating unit second guide rods 203.7 which are arranged in a staggered mode are further arranged above the heat treatment preheating unit support beam 203.1 along the length direction of the heat treatment preheating unit support beam, the heat treatment preheating unit first guide rods 203.6 are arranged in a '\' inclined mode, the heat treatment preheating unit second guide rods 203.7 are arranged in a '/' inclined mode, two ends of each of the heat treatment preheating unit first guide rods 203.6 and the heat treatment preheating unit second guide rods 203.7 are fixed on the heat treatment preheating unit support beam 203.1 through a heat treatment preheating unit support rod 203.8 perpendicular to the heat treatment preheating unit support beam 203.1, the bottom end of the heat treatment preheating unit support rod 203.8 is fixedly connected with the top surface of the heat treatment preheating unit support beam 203.1, and the plurality of heat treatment preheating unit first guide rods 203.6 and the heat treatment preheating unit second guide rods 203.7 which are Between two rollers 203.5 of the heat treatment preheating unit;
preferably, six heat treatment preheating unit rollers 203.5 are arranged on each heat treatment preheating unit supporting beam 203.1;
the steel wires run along the length direction of the heat treatment preheating unit supporting beams 203.1 respectively, each steel wire sequentially bypasses a plurality of heat treatment preheating unit rollers 203.5 on the heat treatment preheating unit supporting beams 203.1 through the guidance of the heat treatment preheating unit first guide rods 203.6 and the heat treatment preheating unit second guide rods 203.7, in the process, alternating current is conducted on each heat treatment preheating unit roller 203.5, induced potential can be generated inside the steel wire under the action of an alternating magnetic field, when the steel wires pass through the inner cavities of the heat treatment preheating unit first guide rods 203.6 and the heat treatment preheating unit second guide rods 203.7, the induced potential generates eddy currents, and the steel wires are heated by means of the energy of the eddy currents. The heat treatment preheating unit 203 has the advantages of high efficiency, fast temperature rise, less oxidation, less occupied land, no pollution and low energy consumption.
The heat treatment quenching unit 205 comprises a heat treatment quenching unit tank body 205.1 and a heat treatment quenching unit tank body 205.2, the heat treatment quenching unit tank body 205.2 is arranged above the heat treatment quenching unit tank body 205.1 through a plurality of heat treatment quenching unit supporting columns 205.3, the bottom ends of the heat treatment quenching unit supporting columns 205.3 are fixedly connected with the ground, a heat treatment quenching unit feeding area, a heat treatment quenching unit shunting baffle plate 205.4, a heat treatment quenching unit guiding assembly, a heat treatment quenching unit first quenching area, a heat treatment quenching unit air cooling area, a heat treatment quenching unit second quenching area and a heat treatment quenching unit discharging area are sequentially arranged in the heat treatment quenching unit tank body 205.1 from right to left along the length direction of the heat treatment quenching unit tank body, the heat treatment quenching unit feeding area is set to be a closed structure, and the heat treatment quenching unit discharging area is set to be, the heat treatment quenching unit diversion baffle 205.4 is arranged between the heat treatment quenching unit feeding area and the heat treatment quenching unit guide assembly in a '/' inclined mode, and the heat treatment quenching unit diversion baffle 205.4 is used for dispersing part of steam generated in the quenching process;
the heat treatment quenching unit guide assembly comprises two heat treatment quenching unit longitudinal plates 205.5 which are arranged in parallel up and down, the heat treatment quenching unit longitudinal plates 205.5 are arranged in a hollow structure, two ends of each heat treatment quenching unit longitudinal plate 205.5 extend to the front wall surface and the rear wall surface of a heat treatment quenching unit groove body 205.1 respectively, one end of each heat treatment quenching unit longitudinal plate 205.5 positioned above the heat treatment quenching unit longitudinal plate is connected with a heat treatment quenching unit inlet pipe, one end of each heat treatment quenching unit longitudinal plate 205.5 positioned below the heat treatment quenching unit longitudinal plate is connected with a heat treatment quenching unit outlet pipe, a plurality of vertical heat treatment quenching unit steel wire guide wheels 205.6 which are arranged at intervals are arranged between the two heat treatment quenching unit longitudinal plates 205.5 along the length direction of the two heat treatment quenching unit longitudinal plates, a transmission shaft of each heat treatment quenching unit steel wire guide wheel 205.6 is of a hollow pipe structure, two ends of the transmission shaft are communicated with inner cavities of the two heat treatment quenching unit The cooling medium passes through the steel wire guide wheel 205.6 of the heat treatment quenching unit with the hollow tube structure, the heat transmitted to the steel wire guide wheel 205.6 of the heat treatment quenching unit is timely exchanged and taken away, and the heat is output through an outlet pipe of the heat treatment quenching unit at the end of the longitudinal plate 205.5 of the heat treatment quenching unit below, so that the quenching quality and the quenching efficiency are improved;
the first quenching area and the second quenching area both adopt quenching operation tanks 205.7 with the same structure, the top of the quenching operation tank 205.7 is provided with a plurality of heat treatment quenching unit partition plates 205.22 which are transversely arranged from front to back at intervals, the lower sections of the left side and the right side of the heat treatment quenching unit partition plates 205.22 are respectively and fixedly connected with the tank walls of the left side and the right side of the quenching operation tank 205.7, the right section and the left section of the quenching operation tank 205.7 are respectively set as a heat treatment quenching unit high-liquid-level water bath section 205.8 and a heat treatment quenching unit low-liquid-level water bath section 205.9, the length of the heat treatment quenching unit high-liquid-level water bath section 205.8 is greater than that of the heat treatment quenching unit low-level water bath section 205.9, the heat treatment quenching unit high-level water bath section 205.8 can enable a steel wire to be completely covered below the upper liquid level of the quenching liquid, the conversion of the steel wire from austenite to super-cooled austenite is more facilitated, and the heat treatment quenching unit low, the other part is in contact with air, so that the steel wire has proper transition time from the quenching area to the air cooling area, and the steel wire is more beneficial to the transformation from super-cooled austenite to sorbite when running to the air cooling area of the heat treatment quenching unit, thereby improving the performance index of the steel wire;
the heat treatment quenching unit high liquid level water bath section 205.8 comprises a heat treatment quenching unit high liquid level water bath section bottom plate 205.10, a plurality of transverse heat treatment quenching unit high liquid level water bath section guide plates 205.11 arranged from front to back and a plurality of heat treatment quenching unit high liquid level water bath section supporting platforms 205.12 arranged from front to back at intervals, the bottoms of the heat treatment quenching unit high liquid level water bath section guide plates 205.11 and the heat treatment quenching unit high liquid level water bath section supporting platforms 205.12 are fixedly connected with the top surface of the heat treatment quenching unit high liquid level water bath section bottom plate 205.10, two heat treatment quenching unit high liquid level water bath section guide plates 205.11 and one heat treatment quenching unit high liquid level water bath section supporting platform 205.12 are arranged between every two adjacent heat treatment quenching unit partition plates 205.22, wherein the heat treatment quenching unit high liquid level water bath section supporting platforms 205.12 are arranged between the two heat treatment quenching unit high liquid level water bath section guide plates 205.11, the front side surface and the rear side surface of the high liquid level water bath section supporting table 205.12 of the heat treatment quenching unit are respectively clung to the inner side surfaces of the guide plates 205.11 of the high liquid level water bath sections of the two heat treatment quenching units, and the outer side surface of the guide plate 205.11 of the high liquid level water bath section of the heat treatment quenching unit is clung to the inner side surfaces of the partition plates 205.22 of the two adjacent heat treatment quenching units;
the front side and the rear side of the quenching operation tank 205.7 are provided with heat treatment quenching unit rails 205.13, the heat treatment quenching unit rails 205.13 are provided with heat treatment quenching unit adjusting devices 205.14, the heat treatment quenching unit adjusting devices 205.14 move left and right along the heat treatment quenching unit rails 205.13, the two heat treatment quenching unit adjusting devices 205.14 are respectively connected with the front side and the rear side of the heat treatment quenching unit high liquid level water bath section bottom plate 205.10 through a heat treatment quenching unit connecting piece, the heat treatment quenching unit adjusting devices 205.14 are controlled by a control system to move to drive the heat treatment quenching unit high liquid level water bath section bottom plate 205.10 to move along the length direction of the bottom of the heat treatment quenching unit partition plate 205.22, the position of the heat treatment quenching unit high liquid level water bath section 205.8 is adjusted according to the performance index requirements of steel wires with different specifications, and the purpose of controlling the, the structure transformation of the steel wire is further facilitated;
the heat treatment quenching unit 205 also comprises a front heat treatment quenching unit heat dissipation assembly and a rear heat treatment quenching unit heat dissipation assembly, the front heat treatment quenching unit heat dissipation assembly and the rear heat treatment quenching unit heat dissipation assembly are respectively arranged at the front side and the rear side of the heat treatment quenching unit groove body 205.1, each heat treatment quenching unit heat dissipation assembly comprises three heat treatment quenching unit heat dissipation assemblies arranged along the length direction of the heat treatment quenching unit groove body 205.1, the three heat treatment quenching unit heat dissipation assemblies respectively correspond to a first quenching area, an air cooling area and a second quenching area of the heat treatment quenching unit, the heat treatment quenching unit heat dissipation assembly comprises a heat treatment quenching unit heat dissipation assembly bracket 205.15, a heat treatment quenching unit heat dissipation assembly air cylinder 205.16 arranged longitudinally and a heat treatment quenching unit heat dissipation flat tube 205.17 arranged vertically, the telescopic end of the heat treatment quenching unit heat dissipation assembly air cylinder 205.16 is arranged on the heat treatment quenching unit heat dissipation, the telescopic end of the heat treatment quenching unit heat dissipation assembly cylinder 205.16 is connected with the lower section of the heat treatment quenching unit heat dissipation flat tube 205.17, two ends of the heat treatment quenching unit heat dissipation flat tube 205.17 are provided with sealing structures, the heat treatment quenching unit heat dissipation flat tube 205.17 extends upwards, the upper section of the heat treatment quenching unit heat dissipation flat tube 205.17 penetrates through the top of the heat treatment quenching unit cover body 205.2 and is bent, a plurality of heat treatment quenching unit heat dissipation assembly supporting parts 205.18 are uniformly arranged in the inner cavity of the heat treatment quenching unit heat dissipation flat tube 205.17, a layer of heat treatment quenching unit heat dissipation assembly liquid absorption core 205.19 with a capillary pore structure is arranged on the inner wall of the heat treatment quenching unit heat dissipation flat tube 205.17, and the lower section of the inner cavity of the heat treatment quenching unit heat;
a plurality of heat treatment quenching unit circulating pumps 205.20 are arranged on the front outer wall and the rear outer wall of the heat treatment quenching unit groove body 205.1;
three heat treatment quenching unit temperature sensors are arranged in the heat treatment quenching unit groove body 205.1 and respectively correspond to a first quenching area of the heat treatment quenching unit, an air cooling area of the heat treatment quenching unit and a second quenching area of the heat treatment quenching unit;
the front side and the rear side of the right section of the heat treatment quenching unit groove body 205.1 are respectively provided with an outward-inclined heat treatment quenching unit liquid baffle 205.21;
in the quenching process, the temperature of the quenching liquid in the heat treatment quenching unit groove body 205.1 is higher, even though water is continuously injected into the heat treatment quenching unit groove body 205.1, the evaporation of a large amount of water vapor during quenching is still difficult to meet, so that the temperature of the side wall of the quenching tank is also higher, when a certain heat treatment quenching unit temperature sensor detects that the temperature in the region exceeds a set value, the detection information is fed back to the control system, the control system controls two heat treatment quenching unit heat dissipation assembly cylinders 205.16 corresponding to the front and rear positions of the heat treatment quenching unit heat dissipation assembly to simultaneously extend out, the lower section of the heat treatment quenching unit heat dissipation flat tube 205.17 is pushed to be tightly attached to the side wall of the heat treatment quenching unit groove body 205.1, a heat exchange medium in the heat treatment quenching unit heat dissipation flat tube 205.17 is heated and gasified to rise to the top end of the heat treatment quenching unit, the heat exchange medium is gasified and rises and liquefied and falls in the heat treatment quenching unit heat dissipation flat tubes 205.17 through circulation, so that the temperature of the side wall of the heat treatment quenching unit groove body 205.1 is well converted from local heat dissipation to interval heat dissipation, the overall temperature in the heat treatment quenching unit groove body 205.1 is effectively reduced, and the quenching quality and the quenching efficiency are improved;
when a certain heat treatment quenching unit temperature sensor detects that the temperature in the region is lower than a set value, the detection information is fed back to the control system, the control system controls the two heat treatment quenching unit heat dissipation assembly cylinders 205.16 corresponding to the front and rear positions of the heat treatment quenching unit heat dissipation assembly cylinders to retract simultaneously, so that the lower section of the heat treatment quenching unit heat dissipation flat tube 205.17 is separated from the side wall of the heat treatment quenching unit groove body 205.1, and simultaneously, the heating elements in the heat treatment quenching unit groove body 205.1 are controlled to heat the quenching liquid.
Referring to fig. 18, wherein QF: an air switch; FR: a thermal relay; KM 1: a main contactor; KM 2: an auxiliary contactor; k: controlling the relay; RD1, RD2, RD 3: a discharge resistor; PI: a regulator; FT: a fuzzy controller; ST1, ST2, ST 3: a temperature sensor; KA: an intermediate relay; m1, M2, M2, M4: a motor for dragging the circulating pump of the heat treatment quenching unit to act; YV1, YV2, YV3, YV4, YV5, YV 6: a solenoid valve coil in a cylinder of a heat-dissipating component of the heat treatment quenching unit; SB: and a button is switched on and off.
When the temperature in the heat treatment quenching unit tank body is lower than a set value, the PWM controls the K and KA actions according to the detection information of ST1, ST2 and ST3, and heating of the quenching liquid in the heat treatment quenching unit tank body is realized; when the temperature in the heat treatment quenching unit groove body 205.1 is higher than a set value, SB is pressed, PWM controls the corresponding actions of YV1, YV2, YV3, YV4, YV5 and YV6 according to the detection information of ST1, ST2 and ST3, drives the heat treatment quenching unit radiating pipe to be tightly attached to the side wall of the heat treatment quenching unit groove body, and controls the valve to be opened at the same time, so that the heat treatment quenching unit circulating pump 205.20 conveys the cooled quenching liquid to the heat treatment quenching unit groove body.
The production method for carrying out heat treatment on the steel wire by the heat treatment assembly line comprises the following steps:
step one, putting a plurality of groups of thick-drawn semi-finished steel wires with phi of 2.40-4.90mm into a heat treatment paying-off unit, paying off the plurality of groups of steel wires and parallelly conveying the steel wires into a heat treatment degreasing unit;
step two, the steel wire enters a heat treatment degreasing unit for degreasing treatment, and the temperature of degreasing liquid is 75-85 ℃;
step three, the steel wire enters a heat treatment heating unit for heat treatment, the heating is divided into five stages,
the first stage is as follows: the heating temperature is 1035- & 5 ℃,
and a second stage: the heating temperature is 1035-1045 ℃,
and a third stage: the heating temperature is 1020-1040 ℃,
a fourth stage: the heating temperature is 1010-1030 ℃,
the fifth stage: the heating temperature is 1005-1025 ℃;
step four, the steel wires enter a heat treatment quenching unit to be subjected to quenching water bath treatment, the water bath liquid is heated to 87-97 ℃ in advance for 8 hours, the concentration of the water bath liquid is 5.0-15.0%, the upper liquid level of the water bath liquid covers the steel wires for more than or equal to 1cm, and a plurality of steel wires in the water bath liquid run in parallel;
step five, the steel wire enters a first water washing unit for heat treatment to be subjected to cooling water washing treatment, wherein the temperature of water washing liquid is less than or equal to 75 ℃;
sixthly, the steel wire enters a first pickling unit to be subjected to pickling treatment, the temperature of hydrochloric acid solution is 50-70 ℃, the concentration of the hydrochloric acid solution is 80-180g/l, the content of ferrous chloride is less than or equal to 400g/l, when Fe2+ is close to the upper limit value, part of old hydrochloric acid solution is discharged or the whole of the old hydrochloric acid solution is replaced, and new hydrochloric acid solution with the same amount as the old hydrochloric acid solution is discharged is added;
step seven, the steel wire enters a second pickling unit to be subjected to secondary pickling treatment, the temperature of hydrochloric acid solution is 45-65 ℃, the concentration of the hydrochloric acid solution is 130-;
step eight, the steel wire enters a second water washing unit for heat treatment to be subjected to secondary cooling water washing treatment, and the pH value of a washing liquid is 6.0-8.0;
step nine, the steel wire enters a heat treatment hot water washing unit for hot water washing treatment, and the temperature of the washing liquid is 75-95 ℃;
step ten, the steel wire enters a heat treatment boronizing unit for boron coating treatment, the temperature of borax solution is 85-95 ℃, the concentration of the borax solution is 170-270g/l, and the thickness of the boronizing layer on the surface of the steel wire is 3.0-8.0g/m2；
Step eleven, the steel wire enters a heat treatment drying unit for drying treatment, and the internal temperature is 110-;
and step eleven, winding and winding the steel wire in a heat treatment wire winding unit to obtain the heat treatment semi-finished steel wire.
Referring to fig. 19 to 20, the fine drawing line comprises a fine drawing and paying off unit 301, a fine drawing first heating unit 302, a fine drawing second heating unit 303, a fine drawing unit 304 and a fine drawing and taking up unit 305 in sequence from right to left,
the fine drawing and paying-off unit 301 is used for paying off steel wires;
the fine drawing first heating unit 302 is used for carrying out a heating treatment on the steel wire;
the fine-drawing second heating unit 303 is used for performing two heating treatments on the steel wire;
the fine drawing unit 304 is used for drawing the steel wire;
the fine pull wire take-up unit 305 is used for taking up and coiling the steel wires;
the fine-drawing first heating unit 302 and the fine-drawing second heating unit 303 adopt fine-drawing resistance heating devices of the same structure, each fine-drawing resistance heating device comprises a front fine-drawing resistance heating device rack and a rear fine-drawing resistance heating device rack, each fine-drawing resistance heating device rack sequentially comprises a plurality of fine-drawing resistance heating device supporting beams 302.1 arranged at intervals from right to left, the fine-drawing resistance heating device supporting beams 302.1 are upwards obliquely arranged from right to left, adjacent fine-drawing resistance heating device supporting beams 302.1 are connected through a plurality of vertical fine-drawing resistance heating device connecting rods 302.2, the left end of the last fine-drawing resistance heating device supporting beam 302.1 arranged from right to left is downwards provided with a vertical fine-drawing resistance heating device supporting column 302.9, the top surface of the fine-drawing resistance heating device supporting beam 302.1 is provided with a plurality of fine-drawing resistance heating device first supporting seats 302.3 and a fine-drawing resistance heating device second supporting seat 302.4 which are arranged in a staggered mode along the length direction, the height of the first support 302.3 of the fine pull resistance heating device is lower than that of the second support 302.4 of the fine pull resistance heating device, the first support 302.3 of the fine pull resistance heating device and the second support 302.4 of the fine pull resistance heating device are both provided with a fine pull resistance heating device roller 302.5, the fine pull resistance heating device roller 302.5 is connected with a power supply through an electric wire, a plurality of first guide rods 302.6 of the fine pull resistance heating device and a second guide rod 302.7 of the fine pull resistance heating device which are arranged in a staggered mode are further arranged above the support beam 302.1 of the fine pull resistance heating device along the length direction of the support beam, the first guide rods 302.6 of the fine pull resistance heating device are arranged in a ' \\\\\\\ oblique mode, the second guide rods 302.7 of the fine pull resistance heating device are arranged in a '/' oblique mode, and the two ends of the first guide rods 302.6 of the fine pull resistance heating device and the second guide rods 302.7 of the fine pull resistance heating device are both fixed through a support bar 302.8 perpendicular to the support beam 302.1 On the fine pull resistance heating device support beam 302.1, the bottom end of the fine pull resistance heating device support rod 302.8 is fixedly connected with the top surface of the fine pull resistance heating device support beam 302.1, and a plurality of first fine pull resistance heating device guide rods 302.6 and second fine pull resistance heating device guide rods 302.7 which are arranged in a staggered manner are sequentially arranged between two adjacent fine pull resistance heating device rollers 302.5;
the bottom of the fine drawing second heating unit 303 is provided with a fine drawing second heating unit base 303.1, and the fine drawing second heating unit base 303.1 enables the feeding side of the fine drawing second heating unit 303 and the discharging side of the fine drawing first heating unit 302 to be positioned at the same height;
preferably, six fine resistance heating device rollers 302.5 are arranged on each fine resistance heating device support beam 302.1;
a plurality of steel wires respectively run along the length direction of a plurality of fine-drawing resistance heating device supporting beams 302.1, each steel wire sequentially bypasses a plurality of fine-drawing resistance heating device rollers 302.5 on the fine-drawing resistance heating device supporting beams 302.1 through the guidance of a first fine-drawing resistance heating device guiding rod 302.6 and a second fine-drawing resistance heating device guiding rod 302.7, in the process, alternating current is conducted on each fine-drawing resistance heating device roller 302.5, induced potential can be generated inside the steel wire under the action of an alternating magnetic field, when the steel wire passes through the inner cavities of the first fine-drawing resistance heating device guiding rod 302.6 and the second fine-drawing resistance heating device guiding rod 302.7, the induced potential generates eddy current, and the steel wire is fully heated from inside to outside by the energy of the eddy current, and the fine-drawing resistance heating device has the advantages of high efficiency, fast temperature rise, small occupied land, no pollution and low energy consumption;
the steel wire draws the process and is the process that steel wire plastic deformation produced heat in fact, because the steel wire is thin to draw the speed faster, a large amount of heats that produce when drawing, cause steel wire surface temperature to rise sharply, and always be higher than the temperature of steel wire central part, therefore can cause great residual stress, cause adverse effect to the off-the-shelf performance of steel wire, through set up thin resistance heating device that draws at the thin preceding process that draws, it can make steel wire central temperature promote before the thin drawing, consequently when carrying out thin drawing, steel wire surface and central temperature difference are unlikely to too big, residual stress's production has been reduced, thereby improve steel wire off-the-shelf performance.
A fine drawing process of a bead wire fine drawing production line comprises the following process steps:
step one, placing a heat treatment semi-finished steel wire with the diameter of 2.40-4.90mm in a fine drawing and paying-off unit for paying-off and conveying;
step two, the steel wire enters a first fine-drawing heating unit to carry out electric heating treatment on the steel wire, wherein the voltage is 40-50V, and the temperature of the steel wire is heated to 120-150 ℃;
step three, the steel wire enters a fine-drawing second heating unit to carry out secondary electric heating treatment on the steel wire, the voltage of the steel wire is 50-65V, and the temperature of the steel wire is heated to 150-;
step four, the steel wire enters a fine drawing unit to perform fine drawing treatment on the steel wire for 8-13 times to obtain a fine drawing semi-finished product with the diameter of 0.60-1.65 mm;
and step five, feeding the fine-drawn semi-finished product into a fine-drawn wire collecting unit for wire collecting and coiling.
Referring to fig. 21, the high tin-copper composite production line comprises, from left to right, a high tin-copper composite pay-off unit 401, a high tin-copper composite straightening unit 402, a high tin-copper composite tempering unit 403, a high tin-copper composite first washing unit 404, a high tin-copper composite first washing unit 405, a high tin-copper composite second washing unit 406, a high tin-copper composite second washing unit 407, a high tin-copper composite third washing unit 408, a high tin-copper composite electrolytic washing unit 409, a high tin-copper composite unit 410, a high tin-copper composite fourth washing unit 411, a high tin-copper composite neutralization unit 412, a high tin-copper composite fifth washing unit 413, a high tin-copper composite hot water washing unit 414, a high tin-copper composite air cooling unit 415, a high tin-copper composite drying unit 416, a high tin-copper composite antirust unit 417, and a high tin-copper composite take-up unit 418 in sequence,
the high tin-copper composite paying-off unit 401 is used for paying off a plurality of groups of fine-drawn semi-finished steel wires simultaneously;
the high tin-copper composite straightening unit 402 is used for straightening steel wires;
the high tin-copper composite tempering unit 403 is used for heating the steel wire;
the high tin-copper composite first washing unit 404 is used for carrying out one-step washing treatment on the steel wire;
the high tin-copper composite first pickling unit 405 is used for carrying out pickling treatment on the steel wire in one step;
the high tin-copper composite second washing unit 406 is used for carrying out secondary washing treatment on the steel wire;
the high tin-copper composite second pickling unit 407 is used for carrying out secondary pickling treatment on the steel wire;
the high tin-copper composite third washing unit 408 is used for carrying out three washing treatments on the steel wire;
the high-tin-copper composite electrolytic pickling unit 409 is used for carrying out electrolytic pickling treatment on the steel wire;
the high tin-copper composite unit 410 is used for copper plating treatment of the surface of the steel wire;
the high tin-copper composite fourth washing unit 411 is used for performing four-washing treatment on the steel wire;
the high tin-copper composite neutralizing unit 412 is used for neutralizing the steel wire;
the high-tin-copper composite fifth washing unit 413 is used for carrying out five washing treatments on the steel wire;
the high-tin-copper composite hot washing unit 414 is used for hot washing the steel wire;
the high tin-copper composite air cooling unit 415 is used for carrying out air cooling treatment on the steel wire;
the high tin-copper composite drying unit 416 is used for drying the steel wire;
the high tin-copper composite antirust unit 417 is used for carrying out antirust agent coating treatment on the surface of the steel wire;
the high tin-copper composite take-up unit 418 is used for taking up and coiling the steel wire;
the method for carrying out high-tin-copper composite treatment on the steel wire by the high-tin-copper composite production line comprises the following steps:
step one, putting a plurality of groups of fine-drawn semi-finished steel wires with the diameter of 0.60-1.65mm into a high-tin-copper composite paying-off unit, and paying off and conveying the plurality of groups of fine-drawn semi-finished steel wires at the same time;
secondly, the steel wire enters a high tin-copper composite straightening unit to be straightened;
step three, the steel wire enters a high tin-copper composite tempering unit to heat the steel wire, and the heating temperature is 415-435 ℃;
step four, the steel wire enters a high-tin-copper composite first washing unit to carry out one-time washing treatment on the steel wire, and the temperature of the water solution is less than or equal to 80 ℃;
step five, the steel wire enters a high tin copper composite first acid washing unit to carry out sulfuric acid washing treatment on the steel wire, the temperature of a sulfuric acid solution is 55-65 ℃, the concentration of the sulfuric acid solution is 50-150g/l, the concentration of Fe2+ sulfate is less than or equal to 35g/l, when ferrous sulfate is close to the upper limit value, part or all of the old sulfuric acid solution is discharged, and a new sulfuric acid solution with the same amount as the old sulfuric acid solution discharged is added;
step six, the steel wire enters a high-tin-copper composite second washing unit to carry out second washing treatment on the steel wire;
seventhly, the steel wire enters a high-tin-copper composite second pickling unit to be subjected to hydrochloric acid washing treatment, the temperature of a hydrochloric acid solution is 55-65 ℃, the concentration of the hydrochloric acid solution is 180-240g/l, the concentration of Fe2+ hydrochloride is less than or equal to 25g/l, when ferrous hydrochloride is close to the upper limit value, a part of old hydrochloric acid solution is discharged or the whole is replaced, and a new hydrochloric acid solution with the same amount as the old hydrochloric acid solution is discharged is added;
step eight, the steel wire enters a high-tin-copper composite third washing unit to carry out three washing treatments on the steel wire;
step nine, the steel wire enters a high tin copper composite electrolytic pickling unit to carry out electrolytic sulfuric acid pickling treatment on the steel wire, wherein the electrolytic voltage is 5.5-8.5V, the temperature of the sulfuric acid solution is 25-45 ℃, the concentration of the sulfuric acid solution is 20-50g/l, the concentration of Fe2+ is less than or equal to 30g/l, when ferrous sulfate is close to the upper limit value, part or all of the old sulfuric acid solution is discharged, and new sulfuric acid solution with the same amount as the old sulfuric acid solution is discharged is added;
step ten, the steel wire enters a high-tin-copper composite copper unit, the surface of the steel wire is completely immersed in a copper composite solution, the temperature of the copper composite solution is 38-42 ℃, and copper sulfate: 12-26 g/l, sulfuric acid: 15-30 g/l, Fe2 +: less than or equal to 20g/l, stannous sulfate: 0.8-2.0 g/l, when ferrous ions in the copper composite solution approach the upper limit value, discharging part of the old copper composite solution or completely replacing the old copper composite solution, and adding new copper composite solution (copper sulfate, stannous sulfate and sulfuric acid) with the same amount as the old copper composite solution;
preferably, the copper composite solution is prepared by pure water;
step eleven, the steel wire enters a fourth high-tin-copper composite washing unit to carry out four washing treatments on the steel wire, and the pH value of an aqueous solution of the steel wire is 5.0-7.0;
step twelve, the steel wire enters a high tin copper composite neutralization unit to carry out neutralization treatment on the steel wire, wherein the neutralization solution adopts sodium hydroxide solution, and the concentration of the sodium hydroxide solution is 0.5-3.0 g/l;
step thirteen, the steel wire enters a fifth high-tin-copper composite washing unit to carry out five washing treatments on the steel wire, and the pH value of the water solution is 6.0-7.0;
step fourteen, the steel wire enters a high-tin-copper composite hot water washing unit to carry out hot water washing treatment on the steel wire, wherein the temperature of an aqueous solution is more than or equal to 90 ℃, and the pH value of the aqueous solution is 6.0-7.0;
fifthly, the steel wire enters a high tin copper composite air cooling unit to carry out air cooling treatment on the steel wire;
sixthly, the steel wire enters a high-tin-copper composite drying unit to be dried, and the drying temperature is 110-140 ℃;
seventhly, the steel wire enters a high-tin-copper composite antirust unit to carry out antirust agent coating treatment on the surface of the steel wire, wherein a plurality of cotton ropes are immersed in antirust liquid and then are respectively placed in a plurality of wire dividing grooves and wound with the steel wire for 3-4 circles, and the antirust agent solution is uniformly coated on the surface of the steel wire through the adsorption of the antirust agent solution by the cotton ropes;
eighteen, the steel wire enters a high-tin-copper composite take-up unit to take up and coil the steel wire, and a finished steel wire with the diameter of 0.95-1.83mm is obtained;
a production method of an intelligent production system of a tire bead steel wire comprises the following steps:
step one, putting a raw material wire rod with the diameter of phi 5.50mm into a rough drawing production line, and sequentially carrying out paying-off, peeling, primary washing, acid washing, secondary washing, hot washing, boronizing, air cooling, rough drawing and wire winding treatment to obtain a rough drawing semi-finished product with the diameter of phi 2.40-4.90 mm;
secondly, putting the coarse-drawn semi-finished product with the diameter of 2.40-4.90mm into a heat treatment production line to sequentially carry out paying-off, degreasing, preheating, heating, quenching, primary washing, primary pickling, secondary washing, hot washing, boronizing, drying and wire-rewinding treatment to obtain the heat treatment semi-finished product with the diameter of 2.40-4.90 mm;
thirdly, the heat treatment semi-finished product with the diameter of 2.40-4.90mm enters a fine drawing production line to be subjected to paying off, primary heating, secondary heating, fine drawing and take-up treatment in sequence, and the fine drawing semi-finished product with the diameter of 0.60-1.65mm is obtained;
and step four, enabling the fine drawing semi-finished product with the diameter of 0.60-1.65mm to enter a high-tin copper composite production line to sequentially carry out paying-off, straightening, tempering, primary washing, sulfuric acid washing, secondary washing, hydrochloric acid washing, tertiary washing, electrolytic acid washing, copper plating, fourth washing, neutralizing, fifth washing, hot water washing, air cooling, drying, antirust agent coating and wire winding treatment, thus obtaining the finished steel wire with the diameter of 0.95-1.83 mm.
The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.
Claims (6)
1. The utility model provides a tire bead steel wire is thick draws production line which characterized in that: comprises a rough drawing pay-off unit, a rough drawing shelling unit, a rough drawing first water washing unit, a rough drawing acid washing unit, a rough drawing second water washing unit, a rough drawing hot water washing unit, a rough drawing boronizing unit, a rough drawing air cooling unit, a rough drawing unit and a rough drawing take-up unit from left to right in sequence,
the rough drawing and paying off unit is used for paying off raw material wire rods, the rough drawing and paying off unit comprises a rough drawing and paying off unit paying off device, the rough drawing and paying off unit paying off device comprises a rough drawing and paying off unit paying off device base, a rough drawing and paying off unit paying off device support frame is arranged on the rough drawing and paying off unit paying off device base, a rough drawing and paying off unit paying off device carrying platform is arranged on one side of the rough drawing and paying off unit paying off device support frame, a rough drawing and paying off unit paying off device connecting plate is arranged between the rough drawing and paying off unit paying off device carrying platform and the rough drawing and paying off unit paying off device support frame, a rough drawing and paying off unit paying off device pressing rod which is obliquely arranged is arranged below the rough drawing and paying off unit paying off device carrying platform, one end of the rough drawing and paying off unit paying off device pressing rod is hinged with the rough drawing and paying off unit paying, the rough drawing pay-off unit pay-off device carrying platform is provided with a rough drawing pay-off unit pay-off device elastic sheet which is obliquely arranged;
the wire rod descaling device comprises a rough-drawing descaling unit, a rough-drawing descaling unit fixing rod, a rough-drawing descaling unit lifting rod, a rough-drawing descaling unit upper descaling wheel, a rough-drawing descaling unit lower descaling wheel, a rough-drawing descaling unit upper descaling wheel and a rough-drawing descaling unit lower descaling wheel, wherein the rough-drawing descaling unit upper descaling wheel and the rough-drawing descaling unit lower descaling wheel are arranged in an up-and-down staggered mode;
the first rough drawing washing unit is used for carrying out cooling washing treatment on the wire rod;
the rough drawing pickling unit is used for pickling the wire rod;
the second rough drawing washing unit is used for carrying out secondary cooling washing treatment on the wire rod;
the rough drawing hot water washing unit is used for carrying out hot water washing treatment on the wire rod;
the rough drawing boronizing unit is used for coating boron on the wire rod;
the rough drawing air cooling unit is used for carrying out air cooling treatment on a wire rod, the rough drawing air cooling unit comprises a rough drawing air cooling unit frame, a left rough drawing air cooling unit support and a right rough drawing air cooling unit support are arranged on the rough drawing air cooling unit frame, two rough drawing air cooling unit air cooling pipes which are parallel in the front-back direction are arranged between the left rough drawing air cooling unit support and the right rough drawing air cooling unit support, a rough drawing air cooling unit support is arranged on one side of the rough drawing air cooling unit frame, two rough drawing air cooling unit air pumps are arranged on the rough drawing air cooling unit support, and an air outlet of the rough drawing air cooling unit air pump is connected with the rough drawing air cooling unit air cooling pipes through a rough drawing air;
the rough drawing unit is used for drawing the wire rod;
the rough drawing and winding unit is used for winding and coiling the rough drawing semi-finished product.
2. A bead wire roughing line according to claim 1, characterised in that: the rough drawing and paying-off unit further comprises a rough drawing and paying-off unit buffering device, the rough drawing and paying-off unit buffering device comprises a rough drawing and paying-off unit buffering device base, a rough drawing and paying-off unit buffering device supporting rod is arranged on the rough drawing and paying-off unit buffering device base, a rough drawing and paying-off unit buffering device wire releasing ring is arranged at the top of the rough drawing and paying-off unit buffering device supporting rod, and a rough drawing and paying-off unit buffering device buffering spring is arranged between the rough drawing and paying-off unit buffering device supporting rod and the rough drawing and paying-off unit buffering device base.
3. A bead wire roughing line according to claim 1, characterised in that: the utility model discloses a peeling device, including two thick drawing peeling unit support columns, be connected with thick drawing peeling unit support beam between the top of two thick drawing peeling unit support columns, be provided with the vertical thick drawing peeling unit regulation pole on the thick drawing peeling unit support beam, thick drawing peeling unit regulation pole passes thick drawing peeling unit support beam, and its bottom is connected with thick drawing peeling unit lifter, the top of thick drawing peeling unit regulation pole is provided with thick drawing peeling unit adjustment handle.
4. A bead wire roughing line according to claim 1, characterised in that: the both ends of the rough pulling husking unit lifting rod are respectively connected with the two rough pulling husking unit supporting columns in a sliding mode, opposite surfaces of the left and right rough pulling husking unit supporting columns are provided with rough pulling husking unit guiding raised lines, the two ends of the rough pulling husking unit lifting rod are provided with rough pulling husking unit sliding grooves, and the rough pulling husking unit sliding grooves are connected with the rough pulling husking unit guiding raised lines in a matching mode.
5. A bead wire roughing line according to claim 1, characterised in that: the discharge section of the unit is drawn to the heavy-duty drawing and is provided with the heavy-duty drawing and draw the unit subassembly that gathers materials, the heavy-duty drawing draws the unit subassembly that gathers materials including the heavy-duty drawing draw the unit aggregate casing and draw unit track groove with the heavy-duty drawing, the heavy-duty drawing draws the preceding wall and the back wall of unit aggregate casing and upwards is provided with the heavy-duty drawing and draws the unit extension board, the heavy-duty drawing draws the unit track groove transversely to set up in two heavy-duty drawing and draws between the unit extension board, the heavy-duty drawing is drawn the top in unit track groove and is provided with a plurality of fore-and-aft heavy-duty drawing and draws the unit bracing pieces, the heavy-duty drawing draws the front end and the rear end of unit bracing piece and passes two heavy-duty drawing respectively and draws the upper sections of unit extension board, the heavy-duty drawing draws the unit aggregate casing to draw the unit bracing piece, draw the unit to scrape the bottom surface that the unit track groove was drawn to the heavy stroke of material brush below corresponding to the heavy stroke and seted up a plurality of round holes, the heavy stroke is drawn and is provided with on the unit scrapes the material brush and draw the unit clamp plate, the right side that the unit clamp plate was drawn to the heavy stroke is provided with the heavy stroke and draws the unit limiting plate.
6. A bead wire roughing line according to claim 1, characterised in that: the air cooling unit is drawn with the thick drawing and is provided with thick guiding unit between the unit, thick drawing guiding unit includes and draws the guiding unit frame thick, the top of drawing the guiding unit frame thick is provided with two and draws the guiding unit leading wheels thick, and two are drawn the slant arrangement around the guiding unit leading wheel thick.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920703584.7U CN210358587U (en) | 2019-05-17 | 2019-05-17 | Tire bead steel wire rough drawing production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920703584.7U CN210358587U (en) | 2019-05-17 | 2019-05-17 | Tire bead steel wire rough drawing production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210358587U true CN210358587U (en) | 2020-04-21 |
Family
ID=70260415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920703584.7U Expired - Fee Related CN210358587U (en) | 2019-05-17 | 2019-05-17 | Tire bead steel wire rough drawing production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210358587U (en) |
-
2019
- 2019-05-17 CN CN201920703584.7U patent/CN210358587U/en not_active Expired - Fee Related
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