CN215828874U - Multi-wire parallel pretreatment system - Google Patents

Multi-wire parallel pretreatment system Download PDF

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Publication number
CN215828874U
CN215828874U CN202122030317.8U CN202122030317U CN215828874U CN 215828874 U CN215828874 U CN 215828874U CN 202122030317 U CN202122030317 U CN 202122030317U CN 215828874 U CN215828874 U CN 215828874U
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wire
groove
tank
plate
circular
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张洪留
李涛
王石磊
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Henan Hengxing Science and Technology Co Ltd
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Henan Hengxing Science and Technology Co Ltd
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Priority to CN202122030317.8U priority Critical patent/CN215828874U/en
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Publication of CN215828874U publication Critical patent/CN215828874U/en
Priority to PCT/CN2022/092198 priority patent/WO2023024579A1/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/20—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to wires
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04—Cleaning involving contact with liquid
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G3/00—Apparatus for cleaning or pickling metallic material
    • C23G3/02—Apparatus for cleaning or pickling metallic material for cleaning wires, strips, filaments continuously

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)

Abstract

The utility model relates to a multi-wire parallel connection pretreatment system which comprises a wire rod, a pay-off rack and a descaling box, wherein the wire rod, the pay-off rack and the descaling box are in one-to-one correspondence to form a group of pretreatment parts, the pretreatment parts comprise a plurality of groups, and the system also comprises a pickling tank, a rinsing tank, a boron-coated tank and a drying box, wherein the pickling tank comprises an outer tank, an inner tank, a first chemical pump and a pump control device, the pump control device comprises a shield, a control part and a switch assembly, the control part comprises a roller shaft, a clamping plate and a rack, and the switch assembly comprises a conductive rod and two conductive elastic pieces; the utility model enables a plurality of drawing production lines to share one set of pretreatment system, the pretreatment system can simultaneously treat a plurality of wire rods, the production cost is saved, and each drawing production line can independently control acid washing in the pretreatment process, thereby avoiding the continuous corrosion of the wire rods when the drawing production lines are stopped.

Description

Multi-wire parallel pretreatment system
Technical Field
The utility model relates to the technical field of wire rod pretreatment, in particular to a multi-wire parallel pretreatment system.
Background
The wire rod is also called wire rod, usually refers to the small-diameter round steel of the dish, the wire rod needs to be pretreated, drawn and electroplated before being made into qualified products, the wire rod needs to be subjected to operations such as descaling, pickling, washing and boron coating in the pretreatment process, each production line needs to be pretreated, drawn and electroplated, the drawing process is limited (each production line can only draw one wire rod), so each drawing production line needs to be matched with a pretreatment system, each set of pretreatment setting needs to control the temperature, the concentration of the medicament, the supply quantity and the like, not only wastes energy, but also needs special staff to watch and monitor, and huge waste is caused to the production cost.
In addition, if the wire rod is still soaked in the pickling solution during shutdown, the pickling solution can continuously corrode the wire rod, so that the wire rod is thin in diameter, weakened in strength and even broken, serious problems are easily caused in subsequent production, and the quality of a finished product is even affected.
Disclosure of Invention
The utility model provides a multi-wire parallel connection pretreatment system, aiming at solving the problems that each drawing production line is provided with a pretreatment system, the energy is wasted, special workers are needed to watch and monitor, the production cost is overhigh, and the pickling solution continuously corrodes wire rods during shutdown.
In order to achieve the purpose, the technical scheme of the utility model is as follows:
a multi-wire parallel connection pretreatment system comprises wire rods, a pay-off rack and a descaling box, wherein the wire rods are wound on the pay-off rack, the wire rods, the pay-off rack and the descaling box form a pretreatment part, the pretreatment part has multiple groups, the multiple groups of pretreatment parts are parallel to each other, the wire rods of the multiple groups of pretreatment parts pass through the corresponding descaling box rightwards from the pay-off rack and are positioned on the right side of the descaling box, a pickling tank, a rinsing tank and a boron coating tank are sequentially arranged on the right side of the multiple groups of pretreatment parts, a first wire passing wheel group and a second wire passing wheel group are arranged between the descaling boxes of the pickling tank and the multiple groups of pretreatment parts, the first wire passing wheel group and the second wire passing wheel group are formed by a plurality of wire passing wheels arranged at intervals from front to back, the plurality of wire passing wheels of the first wire passing wheel group are opposite to the multiple groups of pretreatment parts one by one and the left and right, and the plurality of wire passing wheels of the second wire passing wheel group are positioned between the first wire passing wheel group and the pickling tank, the space between two adjacent wire passing wheels in the second wire passing wheel group is smaller than the space between two adjacent wire passing wheels in the first wire passing wheel group, the wire passing wheel at the foremost side in the second wire passing wheel group is positioned at the rear left side of the front side plate of the pickling tank, the wire passing wheel at the rearmost side in the second wire passing wheel group is positioned at the front left side of the rear side plate of the pickling tank, wire rods of a plurality of groups of pretreatment parts pass through the pickling tank, the rinsing tank and the boron coating tank from left to right after passing through the wire passing wheels which are in one-to-one correspondence in the first wire passing wheel group and the second wire passing wheel group, the right side of the boron coating tank is provided with a third wire passing wheel group and a fourth wire passing wheel group, the third wire passing wheel group and the second wire passing wheel group are in consistent shape structures and are in a bilateral symmetry state, the fourth wire passing wheel group is in consistent with the first wire passing wheel group shape structures and in a right-to-left symmetry state, drying boxes are arranged between the wire passing wheels which are in one-to right correspondence in the third wire passing wheel group and the fourth wire passing wheel group, the wire rod positioned on the right side of the boron coating groove bypasses the wire passing wheels which are in one-to-one correspondence in the third wire passing wheel group, respectively passes through the drying boxes which are in one-to-one correspondence, and then bypasses the wire passing wheels which are in one-to-one correspondence in the fourth wire passing wheel group to be positioned on the right side of the fourth wire passing wheel group;
the pickling tank comprises an outer tank, an inner tank, a first chemical pump and a pump control device, the outer tank is a hollow cuboid with an upper end open, a plurality of rectangular through holes penetrating through the left side wall of the outer tank are formed in the upper portion of the left side wall of the outer tank from front to back, a plurality of steel wire outlets which are opposite to the rectangular through holes in the left-right direction are formed in the right side wall of the outer tank, the steel wire outlets are circular holes, a plurality of purging devices which are opposite to the steel wire outlets in the left-right direction one by one are connected to the outer wall of the right side of the outer tank, pickling solution is filled in the outer tank, and the liquid level of the pickling solution is lower than the lower ends of the rectangular through holes;
an inner groove is arranged in the upper part of the outer groove, the inner groove is a hollow cuboid with an opening at the upper end, the front end and the rear end of the inner groove are respectively connected with the middle parts of the front inner side wall and the rear inner side wall of the outer groove, the left end and the right end of the inner groove are respectively spaced from the left inner side wall and the right inner side wall of the outer groove, a plurality of clapboards are arranged in the inner groove from front to back, the clapboards are rectangular boards, the left end and the right end of each clapboard are respectively connected with the left inner side wall and the right inner side wall of the inner groove, the lower ends of the clapboards are connected with the inner bottom surface of the inner groove, the upper ends of the clapboards are higher than the upper ends of the inner groove and lower than the upper ends of the outer groove, the clapboards divide the space in the inner groove into a plurality of pickling liquid grooves which are opposite to the rectangular through holes one by one from left to right, a plurality of chutes are arranged on the bottom surface of each pickling liquid groove, and a first square discharging hole which penetrates through the bottom plate of the inner groove and the chute are uniformly distributed on the bottom surface of each pickling liquid groove, the section of the sliding chute is in an inverted convex shape with the inner width larger than the width of the opening at the lower end, the left end, the right end and the lower end of the sliding chute are both opened, a sliding plate is installed in the sliding chute and is a plate body in sliding fit with the sliding chute, a plurality of second discharging holes which correspond to the first discharging holes up and down are arranged on the sliding plate, and the right end of each group of wire rods of the pretreatment part penetrates through the corresponding rectangular through hole, the through hole of the pickling liquid tank on the inner groove, the steel wire outlet on the outer groove and the purging device on the outer wall on the right side of the outer groove from left to right until the wire rods extend out of the purging device;
the pump control device comprises a protective cover, a control part and a switch component, wherein the protective cover is a hollow cuboid with openings at the left end and the right end, a mounting seat is arranged at the right end of the protective cover, the mounting seat is a square annular plate body, the inner caliber of the mounting seat is consistent with the caliber of a rectangular through hole, the protective cover is connected to the left side wall of an outer groove outside the rectangular through hole through the mounting seat, the inner caliber of the protective cover is consistent with the caliber of the rectangular through hole, a baffle is arranged in the upper part of the protective cover, the baffle is a horizontal plate body, the front end and the rear end of the baffle are respectively connected with the front inner side wall and the rear inner side wall of the protective cover, the baffle divides the space inside of the protective cover into an upper cavity and a lower cavity, the cavity at the lower part of the two cavities is a control cavity, the cavity at the upper part of the two cavities is a switch cavity, the control cavity is sleeved outside a wire rod, and grooves with opposite openings and sunken towards the inner side wall of the control cavity are arranged on the front inner side wall of the control cavity, the left end and the right end of the groove respectively penetrate through the left end and the right end of the side wall of the control cavity, the control cavity is internally connected with a control part, the control part comprises a roller shaft, two clamping plates and two racks, the middle part of the upper end of the peripheral wall of the roller shaft is in friction contact with the lower end of the peripheral wall of the wire rod, the front part and the rear part of the roller shaft are both connected with gears through a backstop, the inner ring of the backstop is connected with the roller shaft and the outer ring of the backstop is connected with the gears, the free end of a ratchet wheel in the backstop is clockwise inclined along the circular ring direction of the backstop, the upper end of each gear is meshed with the racks, the two racks are connected to the front part and the rear part of the lower surface of the baffle, the clamping plates are rectangular plates, the two clamping plates are respectively positioned in the two grooves and in sliding contact with the grooves, the right ends of the two clamping plates penetrate through holes and are positioned in the left part of the outer groove, and the front end and the rear end of the roller shaft are rotatably connected to the opposite side surfaces of the two clamping plates, the right ends of the two clamping plates are connected with a connecting plate together, the connecting plate is a rectangular plate body, round holes for the wire rod to penetrate through and coaxial with the through hole and the steel wire outlet are formed in the connecting plate, the front portion and the rear portion of the left side face of the connecting plate are connected with the two clamping plates, the lower end of the right side face of the connecting plate is connected with a connecting rod, the right end of the connecting rod is connected with the left end of the sliding plate, compression springs are sleeved outside the two clamping plates between the connecting plate and the inner wall of the left side of the outer groove together, the left ends and the right ends of the compression springs are respectively abutted against the inner wall of the left side of the outer groove and the left side face of the connecting plate, and the diameter of each compression spring is larger than the width of the rectangular through hole; the switch cavity is internally connected with a switch assembly, the switch assembly comprises a conductive rod and two conductive elastic sheets, the conductive rod is a round rod body made of metal, the right end of the conductive rod is connected to the upper end of the left side face of the connecting plate, the left end of the conductive rod penetrates through the rectangular through hole and extends into the right part of the switch cavity, the two conductive elastic sheets are identical in shape and structure, the two conductive elastic sheets are respectively installed at the left part and the right part of the inner top face of the switch cavity, a space is reserved between the two conductive elastic sheets, and wires penetrating through the top plate of the shield are respectively led out of the two conductive elastic sheets;
the device comprises a plurality of first chemical pumps, a plurality of acid pickling liquid tanks, a plurality of switch assemblies and a plurality of acid pickling liquid tanks, wherein the first chemical pumps are arranged on the outer wall of the right side of an outer tank respectively and correspond to the acid pickling liquid tanks one by one;
the shape and structure of the rinsing bath and the boron-coated bath are consistent with those of the pickling bath, water is filled in the outer bath of the rinsing bath, and borax liquid is filled in the outer bath of the boron-coated bath.
Furthermore, the central axis of the rectangular through hole is higher than the upper ends of the plurality of wire passing wheels of the second wire passing wheel group, and the height difference between the steel wire outlet and the ground is consistent with the height difference between the upper ends of the plurality of wire passing wheels of the second wire passing wheel group and the ground.
Further, the length of the sliding plate is larger than the distance between the left side surface and the right side surface of the inner groove.
Furthermore, the length of the rack is larger than the side length of the first discharging holes and smaller than the distance between the two adjacent left and right first discharging holes, when the gear is positioned at the left end of the rack, the first discharging holes on the inner groove bottom plate and the second discharging holes on the sliding groove inner sliding plate on the inner groove bottom plate are staggered, and when the gear is positioned at the right end of the rack, the first discharging holes on the inner groove bottom plate and the second discharging holes on the sliding groove inner sliding plate on the inner groove bottom plate are opposite up and down.
Further, the distance from the left end of the rack to the left end of the shield is greater than 1/2 of the outer diameter of the gear.
Further, the roll shaft is a step-shaped cylinder with small diameters at two ends and a large diameter at the middle.
Furthermore, the middle diameter of the roller shaft is smaller than the diameter of the root circle of the gear, the roller shaft is a step-shaped cylinder made of friction materials, and the upper end of the middle section of the roller shaft is higher than the upper ends of the round holes in the connecting plate and the plurality of wire passing wheels of the second wire passing wheel set.
Furthermore, when the gear is located at the left end of the rack, the left end of the conducting rod is located on the left side of the two conducting elastic pieces, the conducting rod is in contact with the two conducting elastic pieces, and when the gear is located at the right end of the rack, the left end of the conducting rod is located on the right side of the two conducting elastic pieces and is separated from the two conducting elastic pieces.
Further, the left end face of the rack is an inclined plane with the lower end inclined to the right, a wear-resistant lining plate made of nylon materials is connected to the left end face of the rack, the wear-resistant lining plate is a plate body, and the wear-resistant lining plate is connected with the left end face of the rack.
Furthermore, the purging device comprises a purging shell, a die core sleeve, a die core and an end cover, the purging shell is a hollow cylinder with an opening at the left end, a threaded hole penetrating through the inner and outer peripheral walls of the purging shell is formed in the upper end of the middle of the outer peripheral wall of the purging shell, a gas pipe connector is connected in the threaded hole, a gas pipe is connected to the outer end of the gas pipe connector, a first circular through hole penetrating through the inner and outer walls of the right side of the purging shell is formed in the right end of the purging shell, a connecting plate is arranged at the left end of the outer peripheral wall of the purging shell, the connecting plate is a circular plate body, the inner annular surface of the connecting plate is connected with the left end of the outer peripheral wall of the purging shell, and a plurality of first bolt holes are formed in the annular array on the connecting plate;
the blowing shell is internally provided with a mold core sleeve, the mold core sleeve is a pipe body with the outer diameter matched with the inner diameter of the blowing shell, the inner diameter of the mold core sleeve is consistent with the diameter of a first circular through hole, the length of the mold core sleeve is smaller than the distance from the left end of the blowing shell to the inner wall of the right side of the blowing shell, the middle part of the outer peripheral wall of the mold core sleeve is provided with an annular groove, the left end and the right end of the annular groove are respectively spaced from the left end and the right end of the mold core sleeve, the annular groove is communicated with an air pipe connector, a first circular counter bore which is sunken towards the inside of the mold core sleeve and is opened towards the left is coaxially arranged on the left end face of the mold core sleeve, the diameter of the first circular counter bore is larger than the inner diameter of the mold core sleeve and smaller than the outer diameter of the mold core sleeve, a second circular counter bore which is sunken towards the left and the right is coaxially arranged on the right end face of the first circular counter bore, and the diameter of the second circular counter bore is larger than the inner diameter of the mold core sleeve, The diameter of the third circular counter bore is smaller than that of the first circular counter bore, a plurality of inclined vent holes are annularly arrayed on the inner peripheral wall of the second circular counter bore, the vent holes are circular through holes, the left ends of the vent holes are communicated with the second circular counter bore inwards, the right ends of the vent holes are communicated with the annular groove outwards, a third circular counter bore which is sunken towards the inside of the die core sleeve and has a right opening is coaxially arranged on the right end face of the die core sleeve, and the diameter and the depth of the third circular counter bore are respectively consistent with those of the first circular counter bore;
the die core is arranged in the circular hole, the third circular counter bore and the first circular counter bore on the connecting plate, the die core is a ring body, the outer diameter of the die core is matched with the diameters of the first circular counter bore and the third circular counter bore, the inner diameter of the die core is smaller than the diameter of the first circular through hole, the length of the die core is matched with the depths of the first circular counter bore and the third circular counter bore, the left end of the purging shell is connected with an end cover, the end cover is a circular plate body with the diameter being consistent with the diameter of the outer ring of the connecting plate, a top plate is coaxially arranged on the right side surface of the end cover, the top plate is a circular plate body with the diameter being matched with the inner diameter of the purging shell, a plurality of second bolt holes penetrating through the left side surface and the right side surface of the end cover are arranged on the end cover in an annular array manner, the plurality of second bolt holes are opposite to the left side surface and the right side surface of the first bolt holes, second circular through holes penetrating through the left side surface of the end cover and the right side surface of the top plate are arranged in the center of the end cover and the top plate, the second circular through hole and the first circular through hole are consistent in diameter and opposite to each other left and right, and the top plate is located in the purging shell and tightly supports the mold core sleeve and the mold core;
annular array is provided with a plurality of third bolt holes on the outer groove right side wall in the steel wire export outside, sweep shell and end cover and pass through the fastening bolt connection of first bolt hole, second bolt hole and third bolt hole on outer groove right side outer wall, the wire rod all runs through mould core, mould core cover in second circular through-hole, the first circular counter sink in, the mould core in the third circular counter sink and first circular through-hole from the left hand right side and sweeps the device outside until stretching out.
Through the technical scheme, the utility model has the beneficial effects that:
the utility model can share one set of pretreatment system by a plurality of drawing production lines, and the pretreatment system can treat a plurality of wire rods, thereby saving the production cost.
The utility model can process a plurality of wire rods of a plurality of drawing production lines at one time, reduces the parameter control of a plurality of pickling, water washing and boron coating devices, reduces control nodes and can reduce the number of operators in the process.
The pretreatment system can simultaneously treat a plurality of wire rods, reduces a plurality of pickling, washing and boron coating devices, and reduces energy consumption and raw material waste.
The utility model can realize single control of the single filament, namely, the shutdown of any drawing production line (production line of single wire rod), and the acid is immediately discharged from the corresponding pickling part, thereby preventing the continuous soaking of the wire rod by the pickling solution, ensuring the continuous production and avoiding the problems of the subsequent production.
Drawings
FIG. 1 is a schematic structural view (from above) of the present invention;
FIG. 2 is a schematic view of the construction of the pickling tank of the present invention;
FIG. 3 is a top view of the pickling tank of the present invention;
FIG. 4 is a cross-sectional view taken at A-A of FIG. 3;
FIG. 5 is a cross-sectional view taken at B-B of FIG. 4;
FIG. 6 is a cross-sectional view at C-C of FIG. 3;
FIG. 7 is a schematic structural view of a purge device of the present invention;
fig. 8 is a schematic view of the connection of the roll shaft and the gear of the present invention.
The reference numbers in the drawings are as follows: 1 is a wire rod, 2 is a pay-off rack, 3 is a descaling box, 4 is a pickling tank, 5 is a rinsing tank, 6 is a boron-coated tank, 7 is a drying box, 8 is a first wire wheel, 9 is a second wire wheel, 41 is an outer tank, 42 is an inner tank, 43 is a first chemical pump, 44 is a pump control device, 51 is a large tank, 52 is a small tank, 53 is a second chemical pump, 411 is a rectangular through hole, 412 is a purging device, 413 is pickling liquid, 421 is a partition plate, 422 is a through hole, 423 is a first discharging hole, 424 is a sliding plate, 425 is a second discharging hole, 441 is a shield, 442 is a control part, 443 is a switch assembly, 4411 is a baffle plate, 4421 is a roller shaft, 4422 is a clamping plate, 4423 is a rack, 4424 is a connecting plate, 4425 is a connecting rod, 4426 is a compression spring, 4427 is a gear, 4428 is a backstop, 4431 is a conductive rod, 4432 is a conductive elastic piece, 4121 is a purging shell, 22 is a die sleeve, 4123 is a die core joint, 4121 is a 4121a 41a gas pipe joint, 4121a 41a 4121 is a 4121, 4121c is a first circular through hole, 4121d is a link plate, 4122a is an annular groove, 4122b is a first circular counterbore, 4122c is a second circular counterbore, 4122e is a vent hole, 4122d is a third circular counterbore, 4124 is an end cap, and 4124a is a top plate.
Detailed Description
The utility model is further described with reference to the following figures and detailed description:
as shown in fig. 1 to 8, a multi-wire parallel pretreatment system comprises a wire rod 1, a pay-off rack 2 and a descaling box 3, wherein the wire rod 1 is wound on the pay-off rack 2, the wire rod 1, the pay-off rack 2 and the descaling box 3 form a pretreatment part, the pretreatment part has multiple groups, the multiple groups of pretreatment parts are parallel to each other, the wire rod 1 of the multiple groups of pretreatment parts passes through the corresponding descaling box 3 rightwards from the pay-off rack 2 and is positioned on the right side of the descaling box 3, the right side of the multiple groups of pretreatment parts is sequentially provided with a pickling tank 4, a rinsing tank 5 and a boron coating tank 6, a first wire passing wheel group 8 and a second wire passing wheel group 9 are arranged between the pickling tank 4 and the descaling box 3 of the multiple groups of pretreatment parts, the first wire passing wheel group 8 and the second wire passing wheel group 9 are formed by a plurality of wire passing wheels arranged at intervals from front to back, the plurality of wire passing wheel groups 8 are opposite to the multiple groups of pretreatment parts one by one, the second crosses a plurality of line wheels of line wheelset 9 and is located between first line wheelset 8 and descaling bath 4, the second crosses the interval between two adjacent line wheels of line wheelset 9 and is less than the interval between two adjacent line wheels of line wheelset 8 in the first line wheel set, the line wheel of crossing of foremost side in the line wheelset 9 of second is located the left side behind the front side board of descaling bath 4, the line wheel of crossing of last side in the line wheelset 9 of second is located the preceding left side of the rear side board of descaling bath 4, wire rod 1 of multiunit pretreatment portion crosses descaling bath 4, rinsing bath 5 and boron-coated groove 6 from left to right after crossing the line wheel of crossing of one-to-one correspondence in line wheelset 8 and the second line wheelset 9, the right side of boron-coated groove 6 is provided with the third line wheelset and the fourth line wheelset, the third line wheelset and the second line wheelset 9 shape structure are all unanimous and are the bilateral symmetry state, the fourth line wheelset is crossed with the first line wheelset 8 shape structure is all unanimous, In a right-left symmetrical state, drying boxes 7 are arranged between the corresponding wire passing wheels in the third wire passing wheel group and the fourth wire passing wheel group, the wire rod 1 positioned on the right side of the boron coating groove 6 bypasses the corresponding wire passing wheels in the third wire passing wheel group, and the wire rod respectively bypasses the corresponding drying boxes 7 and then bypasses the corresponding wire passing wheels in the fourth wire passing wheel group to be positioned on the right side of the fourth wire passing wheel group;
the pickling tank 4 comprises an outer tank 41, an inner tank 42, a first chemical pump 43 and a pump control device 44, wherein the outer tank 41 is a hollow cuboid with an upper end open, the upper part of the left side wall of the outer tank 41 is provided with a plurality of rectangular through holes 411 which penetrate through the left side wall of the outer tank 41 from front to back, the right side wall of the outer tank 41 is provided with a plurality of steel wire outlets which are opposite to the rectangular through holes 411 from left to right, the steel wire outlets are circular holes, the outer wall of the right side of the outer tank 41 is connected with a plurality of purging devices 412 which are opposite to the steel wire outlets from left to right one by one, pickling solution 413 is filled in the outer tank 41, and the liquid level of the pickling solution 413 is lower than the lower ends of the rectangular through holes 411;
an inner groove 42 is arranged in the upper part of the outer groove 41, the inner groove 42 is a hollow cuboid with an opening at the upper end, the front end and the rear end of the inner groove 42 are respectively connected with the middle parts of the front inner side wall and the rear inner side wall of the outer groove 41, the left end and the right end of the inner groove 42 are respectively spaced from the left inner side wall and the right inner side wall of the outer groove 41, a plurality of partition boards 421 are arranged in the inner groove 42 from front to back, the partition boards 421 are rectangular plate bodies, the left end and the right end of each partition board 421 are respectively connected with the left inner side wall and the right inner side wall of the inner groove 42, the lower ends of the partition boards 421 are connected with the inner bottom surface of the inner groove 42, the upper ends of the partition boards 421 are higher than the upper ends of the inner groove 42 and lower than the upper ends of the outer groove 41, the space in the inner groove 42 is divided into a plurality of pickling liquid grooves which are opposite to the rectangular through holes 411 one by one to the other, through holes 422 which are opposite to the left and the right of the rectangular through holes 411 are arranged on the left and the left side wall of each pickling liquid groove, the plurality of chutes are vertically opposite to the plurality of pickling tanks, square first discharging holes 423 penetrating through the bottom plate of the inner tank 42 and the chutes are uniformly distributed on the bottom surface of each pickling tank, the cross section of each chute is in an inverted convex shape with the inner width larger than the opening width of the lower end, the left end, the right end and the lower end of each chute are both opened, sliding plates 424 are mounted in the chutes, each sliding plate 424 is a plate body in sliding fit with the chute, a plurality of second discharging holes 425 corresponding to the first discharging holes 423 up and down are arranged on the sliding plates 424, and the right end of each group of the wire rod 1 of the pretreatment part penetrates through corresponding rectangular through holes 411, through holes 422 of the pickling tanks on the inner tank 42, steel wire outlets on the outer tank 41 and the blowing device 412 on the right outer wall of the outer tank 41 from left to right until extending out of the blowing device 412;
the pump control device 44 comprises a protective cover 441, a control part 442 and a switch component 443, wherein the protective cover 441 is a hollow cuboid with openings at the left end and the right end, a mounting seat is arranged at the right end of the protective cover 441, the mounting seat is a square annular plate, the inner caliber of the mounting seat is consistent with the caliber of the rectangular through hole 411, the protective cover 441 is connected to the left side wall of the outer groove 41 outside the rectangular through hole 411 through the mounting seat, the inner caliber of the protective cover 441 is consistent with the caliber of the rectangular through hole 411, a baffle 4411 is arranged in the upper part of the protective cover 441, the baffle 4411 is a horizontal plate, the front end and the rear end of the baffle 4411 are respectively connected with the front inner side wall and the rear inner side wall of the protective cover 441, the baffle 4411 divides the space inside the protective cover 441 into an upper cavity and a lower cavity, the cavity at the lower part of the two cavities is a control cavity, the cavity at the upper part is a switch cavity, the control cavity is sleeved outside the wire rod 1, and the front inner side wall and the rear inner side wall of the control cavity is provided with a recess inwards formed in the control cavity, The control cavity is internally connected with a control part 442, the control part 442 comprises a roller shaft 4421, two clamping plates 4422 and two racks 4423, the middle part of the upper end of the outer peripheral wall of the roller shaft 4421 is in friction contact with the lower end of the outer peripheral wall of the wire rod 1, the front part and the rear part of the roller shaft 4421 are connected with gears 4427 through a backstop 4428, the inner ring of the backstop 4428 is connected with the roller shaft 4421, the outer ring of the backstop 4428 is connected with the gears 4427, the free ends of ratchet teeth of a ratchet wheel in the backstop are clockwise inclined along the circular direction of the backstop 4428, the upper end of each gear 4427 is engaged with the rack 4423, the two racks 4423 are connected with the front part and the rear part of the lower surface of the baffle 4411, the clamping plates 4422 are rectangular plates, the two clamping plates 4422 are respectively positioned in the two grooves and are in sliding contact with the grooves, and the right ends of the two clamping plates 4422 penetrate through a rectangular through hole 411 to be positioned in the left part of the outer groove 41, the front end and the rear end of the roller shaft 4421 are rotatably connected to the left parts of the opposite side surfaces of the two clamping plates 4422, the right ends of the two clamping plates 4422 are jointly connected with a connecting plate 4424, the connecting plate 4424 is a rectangular plate body, round holes which are used for the wire rod 1 to penetrate through and are coaxial with the through hole 422 and the steel wire outlet are formed in the connecting plate 4424, the front part and the rear part of the left side surface of the connecting plate 4424 are connected with the two clamping plates 4422, the lower end of the right side surface is connected with a connecting rod 4425, the right end of the connecting rod 4425 is connected with the left end of a sliding plate 424, compression springs 4426 are jointly sleeved outside the two clamping plates 4422 between the connecting plate 4424 and the left inner wall of the outer groove 41, the left ends and the right ends of the compression springs 4426 are respectively abutted against the left inner wall of the outer groove 41 and the left side surface of the connecting plate 4424, and the diameters of the compression springs 4426 are larger than the width of the rectangular through hole 411; a switch assembly 443 is connected in the switch cavity, the switch assembly 443 comprises a conductive rod 4431 and two conductive elastic sheets 4432, the conductive rod 4431 is a round rod body made of metal, the right end of the conductive rod 4431 is connected to the upper end of the left side surface of the connecting plate 4424, the left end of the conductive rod 4431 penetrates through the rectangular through hole 411 and extends into the right part of the switch cavity, the two conductive elastic sheets 4432 are identical in shape and structure, the two conductive elastic sheets 4432 are respectively installed at the left part and the right part of the inner top surface of the switch cavity, a space is reserved between the two conductive elastic sheets 4432, and wires penetrating through the top plate of the shield 441 are respectively led out of the two conductive elastic sheets 4432;
the first chemical pumps 43 are multiple, the multiple first chemical pumps 43 are respectively arranged on the outer wall of the right side of the outer tank 41 and correspond to the multiple pickling solution tanks one by one, the water outlets of the first chemical pumps 43 penetrate through the right side wall of the outer tank 41 and are communicated with the pickling solution tanks, the water inlets of the first chemical pumps 43 penetrate through the right side wall of the outer tank 41 and extend into the pickling solution to be communicated with the outer tank 41, the positive electrode of each first chemical pump 43 is connected with any corresponding lead on the switch assembly 443, and the other lead of the switch assembly 443 and the negative electrode of the first chemical pump 43 are respectively connected with the mains supply;
the shape and structure of the rinsing tank 5 and the boron-coated tank 6 are consistent with those of the pickling tank 4, water is filled in the outer tank 41 of the rinsing tank 5, and boron sand liquid is filled in the outer tank 41 of the boron-coated tank 6.
The central axis of the rectangular through hole 411 is higher than the upper ends of the plurality of wire passing wheels of the second wire passing wheel set 9, and the height difference between the steel wire outlet and the ground is consistent with the height difference between the upper ends of the plurality of wire passing wheels of the second wire passing wheel set 9 and the ground.
The length of the slide plate 424 is greater than the spacing between the left and right sides of the inner tank 42.
The length of the rack 4423 is greater than the side length of the first discharging hole 423 and less than the distance between the two adjacent left and right discharging holes 423, when the gear 4427 is located at the left end of the rack 4423, the first discharging hole 423 on the bottom plate of the inner groove 42 and the second discharging hole 425 on the sliding groove inner sliding plate 424 on the bottom plate of the inner groove 42 are staggered, and when the gear 4427 is located at the right end of the rack 4423, the first discharging hole 423 on the bottom plate of the inner groove 42 and the second discharging hole 425 on the sliding groove inner sliding plate 424 on the bottom plate of the inner groove 42 are opposite up and down.
The distance from the left end of the rack 4423 to the left end of the shroud 441 is greater than 1/2 of the outer diameter of the gear 4427.
The roller shaft 4421 is a stepped cylinder having both ends with a small diameter and a middle with a large diameter.
The middle diameter of the roller shaft 4421 is smaller than the diameter of a tooth root circle of the gear 4427, the roller shaft 4421 is a step-shaped cylinder made of friction materials, and the upper end of the middle section of the roller shaft 4421 is higher than the round hole on the connecting plate 4424 and the upper ends of the plurality of wire passing wheels of the second wire passing wheel set 9.
When the gear 4427 is located at the left end of the rack 4423, the left end of the conductive rod 4431 is located at the left side of the two conductive elastic pieces 4432, the conductive rod 4431 is in contact with the two conductive elastic pieces 4432, and when the gear 4427 is located at the right end of the rack 4423, the left end of the conductive rod 4431 is located at the right side of the two conductive elastic pieces 4432 and is separated from the two conductive elastic pieces 4432.
The left end face of the rack 4423 is an inclined face with the lower end inclined to the right, the left end face of the rack 4423 is connected with a wear-resistant lining plate made of nylon materials, the wear-resistant lining plate is a plate body, and the wear-resistant lining plate is connected with the left end face of the rack 4423.
The purging device 412 comprises a purging shell 4121, a mold core sleeve 4122, a mold core 4123 and an end cover 4124, the purging shell 4121 is a hollow cylinder with an open left end, a threaded hole penetrating through the inner and outer peripheral walls of the purging shell 4121 is formed in the upper end of the middle of the outer peripheral wall of the purging shell 4121, a gas pipe joint 4121a is connected in the threaded hole, a gas pipe is connected to the outer end of the gas pipe joint 4121a, a first circular through hole 4121c penetrating through the inner and outer walls of the right side of the purging shell 4121 is formed in the right end of the purging shell 4121, a connecting plate 4121d is arranged at the left end of the outer peripheral wall of the purging shell 4121, the connecting plate 4121d is a circular plate body, the inner annular surface of the connecting plate 4121d is connected with the left end of the outer peripheral wall of the purging shell 4121, and a plurality of first bolt holes are arranged in a circular array on the connecting plate 4121 d;
a mold core sleeve 4122 is arranged in the purging shell 4121, the mold core sleeve 4122 is a pipe body with the outer diameter matched with the inner diameter of the purging shell 4121, the inner diameter of the mold core sleeve 4122 is consistent with the diameter of the first circular through hole 4121c, the length of the mold core sleeve 4122 is smaller than the distance from the left end of the purging shell 4121 to the right inner wall of the purging shell 4121, an annular groove 4122a is arranged in the middle of the outer peripheral wall of the mold core sleeve 4122, the left end and the right end of the annular groove 4122a are respectively spaced from the left end and the right end of the mold core sleeve 4122, the annular groove 4122a is communicated with the air pipe connector 4121a, a first circular counter bore 4122b which is sunken towards the inside of the mold core sleeve 4122 and is opened leftwards is coaxially arranged on the left end face of the mold core sleeve 4122, the diameter of the first circular counter bore 4122b is larger than the inner diameter of the mold core sleeve 4122 and smaller than the outer diameter of the mold core sleeve 4122, a second circular counter bore 4122c which is coaxially opened leftwards and is sunken towards the mold core sleeve 4122c is arranged on the right end face of the mold core sleeve 4122b, the diameter of the second circular counter bore 4122c is larger than the inner diameter of the die core sleeve 4122 and smaller than the diameter of the first circular counter bore 4122b, a plurality of inclined vent holes 4122e are arranged on the inner peripheral wall of the second circular counter bore 4122c in an annular array mode, the vent holes 4122e are circular through holes, the left end of each vent hole 4122e is communicated with the second circular counter bore 4122c inwards, the right end of each vent hole 4122e is communicated with the annular groove 4122a outwards, a third circular counter bore 4122d which is recessed towards the inside of the die core sleeve 4122 and is opened rightwards is coaxially arranged on the right end face of the die core sleeve 4122, and the diameter and the depth of the third circular counter bore 4122d are respectively consistent with the diameter and the depth of the first circular counter bore 4122 b;
the die core 4123 is arranged in the circular hole on the connecting plate 4424, the third circular counter bore 4122d and the first circular counter bore 4122b, the die core 4123 is a circular ring body, the outer diameter of the die core 4123 corresponds to the diameters of the first circular counter bore 4122b and the third circular counter bore 4122d, the inner diameter of the die core 4123 is smaller than the diameter of the first circular through hole 4121c, the length of the die core 4123 corresponds to the depths of the first circular counter bore 4122b and the third circular counter bore 4122d, the left end of the purging shell 4121 is connected with the end cover 4124, the end cover 4124 is a circular plate body with the diameter being consistent with the outer ring diameter of the connecting plate 4121d, the right side surface of the end cover 4124 is coaxially provided with a top plate 4124a, the top plate 4124a is a circular plate body with the diameter corresponding to the inner diameter of the purging shell 4121, the annular array on the end cover 4124 is provided with a plurality of second bolt holes penetrating through the left and right side surfaces of the end cover 4124, the second bolt holes correspond to the first bolt holes, the centers of the end cover 4124 and the top plate 4124a are provided with a second circular through hole which sequentially penetrates through the left side surface of the end cover 4124 and the right side surface of the top plate 4124a, the diameters of the second circular through hole and the first circular through hole 4121c are consistent, the second circular through hole and the first circular through hole 4121c are opposite left and right, and the top plate 4124a is positioned in the purging shell 4121 and tightly supports the mold core sleeve 4122 and the mold core 4123;
the outer groove 41 on the outer side of the steel wire outlet is provided with a plurality of third bolt holes in an annular array mode, the purging shell 4121 and the end cover 4124 are connected to the outer wall of the outer groove 41 on the right side through fastening bolts penetrating through the first bolt holes, the second bolt holes and the third bolt holes, and the wire rod 1 penetrates through the second circular through hole, the mold core 4123 in the first circular counter bore 4122b, the mold core sleeve 4122, the mold core 4123 in the third circular counter bore 4122d and the first circular through hole 4121c from left to right until extending out of the purging device 412.
When the wire rod on the right side of the fourth wire wheel is used, the wire rod is respectively connected with a plurality of drawing lines, in the drawing process, the wire rod 1 is drawn by a drawing device on the drawing lines to move rightwards, the wire rod 1 is in frictional contact with the upper end of the peripheral wall of the roller 4421, when the wire rod 1 moves from left to right, the roller 4421 rotates clockwise, the roller 4421 is connected with the gear 4427 through a backstop 4428, the roller 4421 drives the gear 4427 to rotate clockwise, the upper end of the gear 4427 is meshed with the rack 4423, when the gear 4427 rotates along with the roller 4421, the roller 4421 and the gear 4427 simultaneously move leftwards until the teeth of the gear move away from the teeth at the left end of the rack 4423, and at the moment, the gear 4427 slides and contacts with a wear-resistant lining plate at the left end of the rack 4423 when rotating along with the roller 4421 and is kept at the left end position of the rack 4423; when the gear 4427 and the roller shaft 4421 roll leftwards, the clamping plate 4422, the connecting plate 4424 and the connecting rod 4425 are driven to move leftwards, the connecting rod pulls the sliding plate 424 to move leftwards, the second discharging hole 425 on the sliding plate is staggered with the first discharging hole 423, so that the lower end of the pickling liquid tank is closed, meanwhile, the connecting plate 4424 pushes the conducting rod 4431 to move leftwards and contact the two conducting elastic pieces 4432, the corresponding first chemical pump 43 is conducted when the conducting rod 4431 contacts the two conducting elastic pieces 4432, the first chemical pump 43 starts to work, pickling liquid is injected into the corresponding pickling liquid tank, the wire rod 1 in the inner tank 42 is immersed, the redundant pickling liquid 413 overflows outwards from the upper ends of the left side plate and the right side plate of the inner tank 42, and the pickling process is started.
If a drawing line is stopped, the wire rod 1 of the line is not moved any more, the connecting plate 4424 will drive the clamping plate 4422, the gear 4427 and the roller 4421 to move rightwards due to the action of the compression spring 4426, the gear 4427 rotates anticlockwise during the rightward movement due to the engagement of the gear 4427 with the rack 4423, the middle diameter of the roller 4421 is smaller than the diameter of the root circle of the gear 4427, and therefore, the roller 4421 rotates by an angle larger than that of the gear 4427 when moving the same distance at the same time, namely: the roller 4421 rotates counterclockwise relative to the gear 4427 at a faster angular speed, such relative rotation is not limited by the backstop 4428, so the gear 4427 and the roller 4421 can stably and quickly return to the original point, in the process that the gear 4427 and the roller 4421 return to the original point, the connecting plate 4424 drives the conductive rod 4431 to move rightwards and breaks the circuit of the first chemical pump 43, the first chemical pump 43 is powered off and stops, the pickling solution 413 is not injected into the inner groove 42, meanwhile, the connecting plate 4424 pushes the sliding plate 424 to move rightwards through the connecting rod 4425, the second discharging hole 425 and the first discharging hole 423 are aligned up and down, the pickling solution 413 is discharged into the outer groove 41 from the first discharging hole 423 and the second discharging hole 425, at the moment, the wire rod 1 in the inner groove 42 does not contact with the pickling solution 413 any more, and continuous corrosion of the wire rod 1 caused by the stop of a certain drawing production line due to the pickling solution 413 is avoided.
According to the utility model, each production line corresponds to one wire rod 1, each wire rod 1 corresponds to one pump control device and one pickling liquid tank, single control of monofilaments and automatic start and stop are realized, and therefore, the stop of a certain drawing production line does not influence the operation of other production lines.
In the prior art, a plurality of wire rods of a plurality of production lines need to be provided with a plurality of pickling tanks 4, a plurality of rinsing tanks 5 and a plurality of sets of equipment consisting of boron-coated tanks 6, each pickling tank 4, each rinsing tank 5 and each boron-coated tank 6 need to be heated and controlled, the application can ensure that the plurality of drawing production lines only need to be provided with one pickling tank 4, one rinsing tank 5 and one boron-coated tank 6, a worker can only watch the control points of a set of equipment consisting of one pickling tank 4, one rinsing tank 5 and one boron-coated tank 6, the number of operators can be reduced, the wage cost is saved, and meanwhile, because the number of the pickling tanks 4, the rinsing tanks 5 and the boron-coated tanks 6 is reduced, the consumption of raw materials can be reduced, such as low liquid discharge amount in the cleaning and maintenance process, low acid consumption, little waste of pickling liquid evaporation and good workshop environment.
The utility model can enable a plurality of drawing production lines to share one set of pretreatment system, and the pretreatment system can simultaneously treat a plurality of wire rods 1, thereby saving the production cost.
The utility model can process a plurality of wire rods 1 of a plurality of drawing production lines at one time, reduces the parameter control of a plurality of pickling, water washing and boron coating devices, reduces control nodes and can reduce the number of operators in the process.
The pretreatment system can treat a plurality of wire rods 1, reduces a plurality of pickling, washing and boron coating devices, and reduces energy consumption and raw material waste.
The utility model can realize single control of the single filament, namely, any drawing production line is stopped, the corresponding pickling part immediately discharges acid, the wire rod 1 is prevented from being continuously soaked by the pickling solution, the continuous production is ensured, and the problem of subsequent production is avoided.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various modifications can be made to the technical solution of the present invention within the scope of disclosure without departing from the spirit of the present invention.

Claims (10)

1. A multi-wire parallel connection pretreatment system comprises a wire rod (1), a pay-off rack (2) and a descaling box (3), wherein the wire rod (1) is wound on the pay-off rack (2), and is characterized in that the wire rod (1), the pay-off rack (2) and the descaling box (3) form a pretreatment part, the pretreatment part has multiple groups, the multiple groups of pretreatment parts are parallel to each other, the wire rod (1) of the multiple groups of pretreatment parts passes through the corresponding descaling box (3) rightwards from the pay-off rack (2) and is positioned on the right side of the descaling box (3), a pickling tank (4), a rinsing tank (5) and a boron coating tank (6) are sequentially arranged on the right side of the multiple groups of pretreatment parts, a first wire passing wheel group (8) and a second wire passing wheel group (9) are arranged between the descaling box (3) of the pickling tank (4) and the multiple groups of pretreatment parts, and the first wire passing wheel group (8) and the second wire passing wheel group (9) are formed by a plurality of wire passing wheels arranged at intervals from front to back, the line-passing wheels of the first line-passing wheel set (8) are opposite to the front sides of the multiple groups of pretreatment parts one by one, the line-passing wheels of the second line-passing wheel set (9) are positioned between the first line-passing wheel set (8) and the pickling tank (4), the distance between every two adjacent line-passing wheels in the second line-passing wheel set (9) is smaller than the distance between every two adjacent line-passing wheels in the first line-passing wheel set (8), the line-passing wheel at the foremost side in the second line-passing wheel set (9) is positioned at the left rear side of the front side plate of the pickling tank (4), the line-passing wheel at the rearmost side in the second line-passing wheel set (9) is positioned at the left front side of the rear side plate of the pickling tank (4), the pickling tank (5) and the boron-coating tank (6) are passed from left to right after passing through the water-passing wheels which correspond to one in the first line-passing wheel set (8) and the second line-passing wheel set (9), and the boron-coating tank (6) is provided with the third line-passing wheel set and the fourth line-passing wheel set on the right, the third wire passing wheel group and the second wire passing wheel group (9) are consistent in shape and structure and are in a bilateral symmetry state, the fourth wire passing wheel group and the first wire passing wheel group (8) are consistent in shape and structure and are in a right-left symmetry state, drying boxes (7) are arranged between the wire passing wheels which are in one-to-one left-to-right correspondence in the third wire passing wheel group and the fourth wire passing wheel group, wire rods (1) positioned on the right side of the boron coating groove (6) bypass the wire passing wheels which are in one-to-one correspondence in the third wire passing wheel group, and the wire rods bypass the wire passing wheels which are in one-to-one correspondence in the fourth wire passing wheel group after respectively passing through the drying boxes (7) which are in one-to-one correspondence;
the pickling tank (4) comprises an outer tank (41), an inner tank (42), a first chemical pump (43) and a pump control device (44), wherein the outer tank (41) is a hollow cuboid with an upper end open, a plurality of rectangular through holes (411) penetrating through the left side wall of the outer tank (41) are formed in the upper portion of the left side wall of the outer tank (41) from front to back, a plurality of steel wire outlets which are opposite to the rectangular through holes (411) in the left-right direction are formed in the right side wall of the outer tank (41), the steel wire outlets are circular holes, a plurality of purging devices (412) which are opposite to the steel wire outlets in the left-right direction are connected to the outer wall of the right side of the outer tank (41), pickling solution (413) is filled in the outer tank (41), and the liquid level of the pickling solution (413) is lower than the lower ends of the rectangular through holes (411);
an inner groove (42) is arranged in the upper part of the outer groove (41), the inner groove (42) is a hollow cuboid with an opening at the upper end, the front end and the rear end of the inner groove (42) are respectively connected with the middle parts of the front inner side wall and the rear inner side wall of the outer groove (41), the left end and the right end of the inner groove (42) are respectively spaced from the left inner side wall and the right inner side wall of the outer groove (41), a plurality of partition plates (421) are arranged in the inner groove (42) from front to back, the partition plates (421) are rectangular plate bodies, the left end and the right end of each partition plate (421) are respectively connected with the left inner side wall and the right inner side wall of the inner groove (42), the lower ends of the partition plates (421) are connected with the inner bottom surface of the inner groove (42), the upper ends of the partition plates (421) are higher than the upper ends of the inner groove (42) and lower than the upper ends of the outer groove (41), the partition plates (421) divide the space in the inner groove (42) into a plurality of liquid grooves which are opposite to the rectangular through holes (422) one by one, the left side and the right side wall of each pickling liquid groove, and the left side wall of the rectangular through hole (411) are arranged on the left side wall and the left side wall of each pickling liquid groove, a plurality of sliding grooves are formed in the bottom surface of the bottom plate of the inner groove (42), the sliding grooves are vertically opposite to the pickling grooves, a first discharging hole (423) which penetrates through the square of the bottom plate of the inner groove (42) and the sliding grooves is uniformly distributed in the bottom surface of each pickling groove, the cross section of each sliding groove is in an inverted convex shape with the inner width larger than the opening width of the lower end, the left end and the right end of each sliding groove are open, sliding plates (424) are installed in the sliding grooves, each sliding plate (424) is a plate body in sliding fit with the corresponding sliding groove, a plurality of second discharging holes (425) which vertically correspond to the first discharging holes (423) are formed in the sliding plates (424), and the right end of each group of pretreatment section wire rods (1) penetrates through corresponding rectangular through holes (411) from left to right, through holes (422) of the pickling grooves in the inner groove (42), a steel wire outlet in the outer groove (41) and a blowing device (412) on the outer wall on the right side of the outer groove (41), until the outer side of the purging device (412) is extended;
the pump control device (44) comprises a protective cover (441), a control part (442) and a switch assembly (443), wherein the protective cover (441) is a hollow cuboid with openings at the left end and the right end, a mounting seat is arranged at the right end of the protective cover (441), the mounting seat is a square annular plate body, the inner caliber of the mounting seat is consistent with the caliber of the rectangular through hole (411), the protective cover (441) is connected to the left side wall of an outer groove (41) outside the rectangular through hole (411) through the mounting seat, the inner caliber of the protective cover (441) is consistent with the caliber of the rectangular through hole (411), a baffle (4411) is arranged in the upper part of the protective cover (441), the baffle (4411) is a horizontal plate body, the front end and the rear end of the baffle (4411) are respectively connected with the front inner side wall and the rear inner side wall of the protective cover (441), the baffle (4411) divides the space inside of the protective cover (441) into an upper cavity and a lower cavity, and the cavities positioned at the lower parts of the two cavities are a control cavity, The hollow cavity at the upper part is a switch cavity, the control cavity is sleeved outside the wire rod (1), grooves with opposite openings are formed in the front inner side wall and the rear inner side wall of the control cavity, the left end and the right end of each groove penetrate through the left end and the right end of the side wall of the control cavity respectively, a control part (442) is connected in the control cavity, each control part (442) comprises a roll shaft (4421), two clamping plates (4422) and two racks (4423), the middle part of the upper end of the outer peripheral wall of the roll shaft (4421) is in friction contact with the lower end of the outer peripheral wall of the wire rod (1), the front part and the rear part of the roll shaft (4421) are connected with gears (4427) through backstops (4428), the inner ring of each backstop (4428) is connected with the roll shaft (4421), the outer ring of each ratchet is connected with the gear (4427), the free end of each ratchet in each backstop is clockwise inclined along the circular ring direction of the backstop (4428), and the upper end of each gear (4427) is engaged with the rack (4423), the two racks (4423) are connected to the front part and the rear part of the lower surface of the baffle plate (4411), the clamping plates (4422) are rectangular plate bodies, the two clamping plates (4422) are respectively positioned in the two grooves and are in sliding contact with the grooves, the right ends of the two clamping plates (4422) penetrate through the rectangular through hole (411) and are positioned in the left part of the outer groove (41), the front end and the rear end of the roll shaft (4421) are rotatably connected to the left parts of the opposite side surfaces of the two clamping plates (4422), the right ends of the two clamping plates (4422) are connected with the connecting plate (4424) together, the connecting plate (4424) is a rectangular plate body, round holes which are used for the disc strips (1) to penetrate through and are coaxial with the through holes (422) and the steel wire outlets are arranged on the connecting plate (4424), the lower ends of the left side surface and the rear part of the connecting plate (4422) are connected with the connecting rod (4425), and the right end of the connecting rod (4425) is connected with the left end of the sliding plate (424), the compression springs (4426) are sleeved outside the two clamping plates (4422) between the connecting plate (4424) and the inner wall of the left side of the outer groove (41), the left end and the right end of each compression spring (4426) are respectively propped against the inner wall of the left side of the outer groove (41) and the left side surface of the connecting plate (4424), and the diameter of each compression spring (4426) is larger than the width of the rectangular through hole (411); the switch cavity is internally connected with a switch assembly (443), the switch assembly (443) comprises a conductive rod (4431) and two conductive elastic sheets (4432), the conductive rod (4431) is a round rod body made of metal, the right end of the conductive rod (4431) is connected to the upper end of the left side face of the connecting plate (4424), the left end of the conductive rod (4431) penetrates through the rectangular through hole (411) and extends into the right part of the switch cavity, the two conductive elastic sheets (4432) are identical in shape and structure, the two conductive elastic sheets (4432) are respectively installed at the left part and the right part of the inner top face of the switch cavity, a space is reserved between the two conductive elastic sheets (4432), and wires penetrating through the top plate of the shield (441) are respectively led out of the two conductive elastic sheets (4432);
the first chemical pumps (43) are multiple, the multiple first chemical pumps (43) are respectively arranged on the outer wall of the right side of the outer tank (41) and are in one-to-one correspondence with the multiple pickling liquid tanks, the water outlets of the first chemical pumps (43) penetrate through the right side wall of the outer tank (41) and are communicated with the pickling liquid tanks, the water inlets of the first chemical pumps (43) penetrate through the right side wall of the outer tank (41) and extend into the pickling liquid to be communicated with the outer tank (41), the positive electrode of each first chemical pump (43) is connected with any conducting wire on the corresponding switch assembly (443), and the other conducting wire of the switch assembly (443) and the negative electrode of the first chemical pump (43) are respectively connected with a mains supply;
the shape and structure of the rinsing bath (5) and the boron-coated bath (6) are consistent with those of the pickling bath (4), water is filled in the outer bath (41) of the rinsing bath (5), and boron sand liquid is filled in the outer bath (41) of the boron-coated bath (6).
2. The multi-wire parallel connection pretreatment system of claim 1, wherein the central axis of the rectangular through hole (411) is higher than the upper ends of the plurality of wire passing wheels of the second wire passing wheel set (9), and the height difference between the steel wire outlet and the ground is consistent with the height difference between the upper ends of the plurality of wire passing wheels of the second wire passing wheel set (9) and the ground.
3. A multiple wire parallel pretreatment system according to claim 1, wherein the length of said slide plate (424) is greater than the spacing between the left and right sides of the inner tank (42).
4. The multi-wire parallel connection pretreatment system of claim 1, wherein the length of the rack (4423) is greater than the side length of the first discharge hole (423) and less than the distance between the two adjacent left and right first discharge holes (423), when the gear (4427) is located at the left end of the rack (4423), the first discharge hole (423) on the bottom plate of the inner groove (42) is staggered with the second discharge hole (425) on the in-chute sliding plate (424) on the bottom plate of the inner groove (42), and when the gear (4427) is located at the right end of the rack (4423), the first discharge hole (423) on the bottom plate of the inner groove (42) and the second discharge hole (425) on the in-chute sliding plate (424) on the bottom plate of the inner groove (42) are vertically opposite.
5. A multi-filament parallel pre-treatment system as claimed in claim 1, wherein the distance from the left end of the rack (4423) to the left end of the shield (441) is greater than 1/2 of the outer diameter of the gear (4427).
6. A multi-wire parallel pre-processing system as claimed in claim 1, wherein the roll shaft (4421) is a stepped cylinder with small diameter at both ends and large diameter at the middle.
7. The multi-wire parallel connection pretreatment system of claim 6, wherein the middle diameter of the roller shaft (4421) is smaller than the root circle diameter of the gear (4427), the roller shaft (4421) is a stepped cylinder made of friction material, and the upper end of the middle section of the roller shaft (4421) is higher than the round hole on the connecting plate (4424) and the upper ends of the plurality of wire passing wheels of the second wire passing wheel set (9).
8. The multi-wire parallel pretreatment system of claim 1, wherein when the gear (4427) is located at the left end of the rack (4423), the left end of the conductive rod (4431) is located at the left side of the two conductive elastic pieces (4432), the conductive rod (4431) is in contact with the two conductive elastic pieces (4432), and when the gear (4427) is located at the right end of the rack (4423), the left end of the conductive rod (4431) is located at the right side of the two conductive elastic pieces (4432) and is separated from contact with the two conductive elastic pieces (4432).
9. The multi-wire parallel pretreatment system of claim 1, wherein the left end surface of the rack (4423) is an inclined surface with the lower end inclined to the right, a wear-resistant lining plate made of nylon material is connected to the left end surface of the rack (4423), the wear-resistant lining plate is a plate body, and the wear-resistant lining plate is connected with the left end surface of the rack (4423).
10. The multi-wire parallel pretreatment system according to claim 1, wherein the purging device (412) comprises a purging outer shell (4121), a mold core sleeve (4122), a mold core (4123) and an end cover (4124), the purging outer shell (4121) is a hollow cylinder with an open left end, a threaded hole penetrating through the inner and outer peripheral walls of the purging outer shell (4121) is formed in the upper middle of the outer peripheral wall of the purging outer shell (4121), a gas pipe connector (4121 a) is connected in the threaded hole, a gas pipe is connected to the outer end of the gas pipe connector (4121 a), a first circular through hole (4121 c) penetrating through the inner and outer walls of the right side of the purging outer shell (4121) is formed in the right end of the purging outer peripheral wall of the purging outer shell (4121), a connecting plate (4121 d) is arranged at the left end of the outer peripheral wall of the purging outer shell (4121), the connecting plate (4121 d) is a circular plate body, and the inner annular surface of the connecting plate (4121 d) is connected with the outer peripheral wall of the left end of the purging outer peripheral wall of the purging outer shell (4121), a plurality of first bolt holes are formed in the connecting plate (4121 d) in an annular array;
a die core sleeve (4122) is arranged in the purging shell (4121), the die core sleeve (4122) is a pipe body, the outer diameter of the pipe body corresponds to the inner diameter of the purging shell (4121), the inner diameter of the die core sleeve (4122) is consistent with the diameter of the first circular through hole (4121 c), the length of the die core sleeve (4122) is smaller than the distance from the left end of the purging shell (4121) to the inner wall of the right side of the purging shell (4121), an annular groove (4122 a) is arranged in the middle of the outer peripheral wall of the die core sleeve (4122), the left end and the right end of the annular groove (4122 a) are respectively spaced from the left end and the right end of the die core sleeve (4122), the annular groove (4122 a) is communicated with the air pipe joint (4121 a), a first circular counter bore (4122 b) which is sunken into the die core sleeve (4122) and is opened leftwards is coaxially arranged on the left end face of the die core sleeve (4122), and the diameter of the first circular counter bore (4122 b) is larger than the inner diameter of the die core sleeve (4122), The diameter and the depth of the third circular counter bore (4122 d) are respectively equal to the diameter and the depth of the first circular counter bore (4122 b), The depths are consistent;
the blowing device is characterized in that a mold core (4123) is arranged in each of a circular hole in the connecting plate (4424), a third circular counter bore (4122 d) and a first circular counter bore (4122 b), the mold core (4123) is a circular ring body, the outer diameter of the mold core (4123) corresponds to the diameter of the first circular counter bore (4122 b) and the third circular counter bore (4122 d), the inner diameter of the mold core (4123) is smaller than that of the first circular through hole (4121 c), the length of the mold core (4123) corresponds to the depth of the first circular counter bore (4122 b) and the third circular counter bore (4122 d), the left end of the blowing shell (4121) is connected with an end cover (4124), the end cover (4124) is a circular plate body with the diameter consistent to the outer ring diameter of the connecting plate (4121 d), a top plate (4124 a) is coaxially arranged on the right side face of the end cover (4124), the top plate (4124 a) is a circular plate body with the diameter corresponding to the inner diameter of the blowing shell (4121), a plurality of second end cover holes (4124) are arranged on the left side face and right side face of the end cover (4124) in a plurality of the annular array of the second circular plate body (4124) which penetrates through the upper ring, the second bolt holes are opposite to the first bolt holes left and right, second round through holes which sequentially penetrate through the left side face of the end cover (4124) and the right side face of the top plate (4124 a) are formed in the centers of the end cover (4124) and the top plate (4124 a), the diameters of the second round through holes and the first round through holes (4121 c) are consistent, the second round through holes and the first round through holes are opposite left and right, and the top plate (4124 a) is located inside the purging shell (4121) and tightly supports the die core sleeve (4122) and the die core (4123);
the outer groove (41) on the outer side of the steel wire outlet is provided with a plurality of third bolt holes in an annular array mode, the purging shell (4121) and the end cover (4124) are connected to the outer wall of the right side of the outer groove (41) through fastening bolts penetrating through the first bolt holes, the second bolt holes and the third bolt holes, and the wire rod (1) penetrates through the second circular through hole, the mold core (4123) in the first circular counter bore (4122 b), the mold core sleeve (4122), the mold core (4123) in the third circular counter bore (4122 d) and the first circular through hole (4121 c) from left to right until the wire rod extends out of the purging device (412).
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