CN113020294A - Production process of high-speed steel cold-rolled sheet - Google Patents
Production process of high-speed steel cold-rolled sheet Download PDFInfo
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- CN113020294A CN113020294A CN202110334064.5A CN202110334064A CN113020294A CN 113020294 A CN113020294 A CN 113020294A CN 202110334064 A CN202110334064 A CN 202110334064A CN 113020294 A CN113020294 A CN 113020294A
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- speed steel
- plate
- fixedly connected
- steel plate
- sliding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0269—Cleaning
- B21B45/0275—Cleaning devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/38—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling sheets of limited length, e.g. folded sheets, superimposed sheets, pack rolling
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/26—Methods of annealing
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
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- 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
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F17/00—Multi-step processes for surface treatment of metallic material involving at least one process provided for in class C23 and at least one process covered by subclass C21D or C22F or class C25
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- 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
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
- C23G1/08—Iron or steel
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/38—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling sheets of limited length, e.g. folded sheets, superimposed sheets, pack rolling
- B21B2001/386—Plates
Abstract
The invention discloses a production process of a high-speed steel cold-rolled sheet, belonging to the technical field of high-speed steel cold-rolled sheet production, which comprises the following steps: sending the high-speed steel plate to be cold-rolled into a pickling device for pickling; step two: then, cold rolling the high-speed steel plate; step three: degreasing and annealing the cold-rolled high-speed steel plate; step four: finally, flattening and shearing the high-speed steel plate; the high-speed steel plate is vertically conveyed in the protective shell by the aid of the telescopic rollers and the follow-up rollers, pickling solutions are continuously sprayed to two sides of the high-speed steel plate by the aid of the acid spraying pipes on the left side and the right side of the high-speed steel plate, the high-speed steel plate is brushed back and forth by the aid of the brush heads attached to the side faces of the high-speed steel plate, two sides of the high-speed steel plate can be quickly pickled, an oxide layer after pickling can be directly separated from the high-speed steel plate under the double effects of self gravity and the pickling solutions, treatment efficiency is improved, and the pickling effect is guaranteed by means of multi-wheel cleaning.
Description
Technical Field
The invention relates to the technical field of high-speed steel cold-rolled sheet production, in particular to a production process of a high-speed steel cold-rolled sheet.
Background
The cold rolled thin steel plate is a common carbon structural steel cold rolled plate, also called cold rolled plate, commonly called cold plate, and sometimes wrongly written as cold rolled plate. The cold plate is a steel plate with the thickness less than 4mm which is made by hot rolling a steel strip of common carbon structural steel and further cold rolling. Because rolling at normal temperature does not produce scale, the cold plate has good surface quality and high dimensional precision, and the mechanical property and the processing property of the cold plate are superior to those of a hot rolled thin steel plate by annealing treatment, and the cold plate is gradually used for replacing the hot rolled thin steel plate in many fields, particularly the field of household appliance manufacturing.
The prior art discloses an invention patent in the production aspect of partial high-speed steel cold-rolled sheets, a Chinese patent with the patent application number of CN202020573485.4, discloses a pickling machine for processing cold-rolled sheets, and relates to the field of cold-rolled sheet processing equipment. This pickling machine is used in cold rolled sheet processing, including the pickling case, the top fixed mounting of pickling case has the water pump, the water inlet intercommunication of water pump has the inlet tube, the one end and the washing liquid case intercommunication of water pump are kept away from to the inlet tube, the delivery port intercommunication of water pump has the outlet pipe, the one end that the water pump was kept away from to the outlet pipe runs through the pickling case and extends to the inside and the spray line of pickling case and be linked together.
When carrying out cold rolling to high-speed steel among the prior art, need carry out pickling treatment to the high-speed steel surface, with the oxide layer on getting rid of the high-speed steel surface, guarantee the clean and tidy nature on high-speed steel surface, but current pickling machine is when carrying out the pickling to the high-speed steel surface, the pickling machine can't carry out the pickling to the upper and lower two sides of high-speed steel fast, often need the cooperation personnel will overturn the back once more with the steel sheet after this pickling, carry out the pickling to the steel sheet once more, with the oxide layer of cleaing away steel sheet spare two sides, and during the pickling, can stop on the surface of steel sheet spare after most oxide layer washs, can't in time be discharged, not only can consume the pickle fast, still can obstruct the clean effect of pickle to.
Based on the above, the invention designs a production process of a high-speed steel cold-rolled sheet to solve the problems.
Disclosure of Invention
The invention aims to provide a production process of a high-speed steel cold-rolled sheet, and aims to solve the problems that when the surface of high-speed steel is pickled by the existing pickling machine, the pickling machine cannot rapidly pickle the upper surface and the lower surface of the high-speed steel, the pickled steel plate is often required to be turned over again by a person, and then the steel plate is pickled again to remove oxide layers on the two surfaces of the steel plate, and most of the oxide layers stay on the surface of the steel plate after being cleaned during pickling and cannot be discharged in time, so that not only is pickling liquid consumed rapidly, but also the cleaning effect of the pickling liquid on the steel plate is hindered, and the pickling is incomplete.
In order to achieve the purpose, the invention provides the following technical scheme: a production process of a high-speed steel cold-rolled sheet comprises the following specific steps:
the method comprises the following steps: sending the high-speed steel plate to be cold-rolled into a pickling device for pickling;
step two: then, cold rolling the high-speed steel plate;
step three: degreasing and annealing the cold-rolled high-speed steel plate;
step four: finally, flattening and shearing the high-speed steel plate;
wherein, the pickling device in the first step comprises a workbench, a protective shell is fixedly connected with the top of the workbench, the front side wall and the rear side wall of the protective shell are respectively provided with a feed inlet and a discharge outlet, the top of the workbench is provided with a sewage discharge groove, the left side wall and the right side wall of the protective shell are respectively and fixedly connected with two telescopic cylinders, the inner ends of the two telescopic cylinders are respectively and fixedly connected with a sliding mounting plate, the two sliding mounting plates slide on the inner side wall of the protective shell, the two sliding mounting plates are respectively positioned right above the sewage discharge groove, a plurality of telescopic rollers distributed in a linear array are arranged between the two sliding mounting plates by the bottom, the left and the right extending ends of the telescopic rollers are respectively and rotatably connected with the left and the right sliding mounting plates, the right ends of the telescopic rollers are commonly connected with a driving mechanism for driving the telescopic rollers to rotate, and, a plurality of mounting grooves are formed in each of the two sliding mounting plates, an acid spraying pipe is connected in each mounting groove, an acid spraying head of each acid spraying pipe is opposite to the corresponding sliding mounting plate, a plurality of acid spraying pipe outer side walls on the same side are fixedly communicated with an acid inlet pipe, the rear end of each acid inlet pipe penetrates through a protective shell, a plurality of first sliding grooves located on the rear sides of the mounting grooves are formed in each of the two sliding mounting plates, T-shaped sliding plates are connected to the inner side walls of the first sliding grooves in a sliding mode, and an elastic scrubbing mechanism is connected to the inner side walls of each T-shaped sliding plate;
the elastic scrubbing mechanism comprises a plurality of groups of U-shaped guide sleeves, each two U-shaped guide sleeves are fixedly connected to the top and the bottom of a T-shaped sliding plate respectively, the inner side wall of each U-shaped guide sleeve is connected with a rectangular sliding block in a sliding mode, the inner side walls of the upper rectangular sliding block and the lower rectangular sliding block in the same group are fixedly connected with a scrubbing plate together, the inner side wall of each scrubbing plate is connected with a scrubbing head, a plurality of first springs are fixedly connected between each scrubbing plate and the T-shaped sliding plate, the outer ends of the T-shaped sliding plates on the same side are fixedly connected with a first connecting plate together, the left end and the right end of the telescopic roller are fixedly connected with a first connecting block, the first connecting block is hinged with a push rod;
when the pickling device works, because the existing pickling machine can not rapidly pickle the upper and lower surfaces of the high-speed steel when the surface of the high-speed steel is pickled, the steel plate after pickling can not be overturned again by a person, and then the steel plate can be pickled again to remove oxide layers on the two surfaces of the steel plate, and most of the oxide layers can stay on the surface of the steel plate after being cleaned during pickling, and can not be discharged in time, so that not only can the pickling solution be rapidly consumed, but also the cleaning effect of the pickling solution on the steel plate can be hindered, and the pickling is incomplete, the invention provides a technical scheme for solving the problems. The high-speed steel plate is clamped by the roller which is arranged at the inner sides of the two sliding mounting plates and is attached to the high-speed steel plate, so that the high-speed steel plate can be vertically in a conveying state, the high-speed steel plate is prevented from being toppled and bent in the conveying process, then, the driving mechanism is started to drive the plurality of telescopic rollers to simultaneously rotate, the high-speed steel plate is conveyed into the pickling device, meanwhile, the acid inlet pipe starts to feed acid, pickling solution is conveyed to the acid spray pipe, the acid spray pipes which are arranged in the front and back are used for washing the left side and the right side of the high-speed steel plate, when the telescopic rollers rotate, the first connecting block fixedly connected with the telescopic rollers is driven to simultaneously rotate, the first connecting block drives the first connecting plate and the T-shaped sliding plate to vertically move back and forth along the first sliding chute through the push rod, at the moment, the brushing plate at the inner, when the T-shaped sliding plate moves up and down, the T-shaped sliding plate drives the brush plate and the brush head to brush up and down through the U-shaped guide sleeve and the rectangular sliding block, the left surface and the right surface of the high-speed steel plate are cleaned simultaneously by matching with the continuously sprayed pickling solution, the oxide layer on the left side surface and the right side surface of the high-speed steel plate is cleaned, and the high-speed steel plate is vertically arranged in the pickling device The cleaning is carried out for a plurality of rounds, the high-speed steel plate can be ensured to be cleaned more thoroughly, the insufficient cleaning phenomenon is effectively avoided, the high-speed steel plate after being cleaned for a plurality of rounds is finally discharged from a discharge port of the protective shell, the high-speed steel plate after being pickled is sent into a cold rolling mill for cold rolling, then the high-speed steel plate is degreased and annealed, finally, the high-speed steel plate is leveled and then cut into a required size and shape, and the cold rolling forming of the high-speed steel plate is completed once, thereby realizing that the high-speed steel plate is vertically conveyed in the protective shell by using a telescopic roller and a following roller when being pickled every time, acid spraying pipes on the left side and the right side of the high-speed steel plate continuously spray acid washing liquid to the two sides of the high-speed steel plate, and a brush head attached to the side surface of the high-speed steel plate is clamped by matching with a first spring, the first connecting block, the first, the two sides of the high-speed steel plate can be rapidly pickled, the oxide layer after pickling can be directly separated from the high-speed steel plate under the double actions of self gravity and pickling solution, the treatment efficiency is improved, the effect of pickling is guaranteed by utilizing multiple rounds of cleaning, and the phenomenon that the pickling of the high-speed steel plate is incomplete is avoided.
As a further scheme of the invention, each brush head is rotatably connected inside a brush plate, the outer end of each brush head penetrates through the brush plate and is fixedly connected with a first gear, the outer surface of the inner end of each brush head is fixedly connected with a rotating frame, a plurality of first gears on the same side are jointly meshed with a rack, the inner side wall of each rack is contacted with the brush plate, the outer side wall of each rack is fixedly connected with two first sliding plates, the outer ends of the two first sliding plates on the same side penetrate through a sliding mounting plate and are jointly and fixedly connected with a second connecting plate, and a second spring is fixedly connected between each second connecting plate and the sliding mounting plate; when the brush head drives the first gear to synchronously move up and down, the first gear rotates under the action of the rack to drive the brush head and the rotating frame to rotate simultaneously, the rotating frame fluctuates and is clamped in the oxide layer in the brush head to scatter the oxide layer and extrude the oxide layer to discharge the brush head, so that when the brush head is used for brushing two sides of the high-speed steel plate, utilize first gear and rack toothing to first gear reciprocates ceaselessly, makes the first rotation that makes a round trip of gear, drives the brush head and makes a round trip to rotate, makes the card house break up, extrude the discharge at the inside oxide layer of brush head, keeps the clean and tidy of brush head constantly, guarantees to brush the cleaning performance of head to follow-up high-speed steel sheet.
As a further scheme of the invention, a rotating rod is fixedly connected to the inner side wall of each rotating frame, and a cleaning scraping disc is fixedly connected to the inner end of each rotating rod; the during operation, because the high-speed steel sheet may have bold and the tighter oxide layer of adhesion on the surface, only utilize the pickle probably can't thoroughly clear away the surperficial oxide layer of high-speed steel sheet, rotate through utilizing the brush head for when the rotating turret rotates, drive the clearance frizing of laminating on high-speed steel sheet surface through the dwang and rotate, the oxide layer that is located high-speed steel sheet is shoveled to the clearance frizing, thereby fast with the surperficial bold oxide layer clean up of high-speed steel sheet.
As a further scheme of the invention, the bottom end of each acid spraying pipe is rotatably connected to the bottom of the inner side of the mounting groove, the tops of the two first connecting plates are fixedly connected with two moving plates, the inner side wall of each moving plate is fixedly connected with a guide block, the outer surfaces of a plurality of acid spraying pipes on the same side are fixedly connected with a second sliding plate together, the second sliding plate is positioned on the outer side of the sliding mounting plate, the outer side wall of the second sliding plate is in contact with the moving plate, and a third spring is fixedly connected between the second sliding plate and the sliding mounting plate together; when in work, as the pickling solution is vertically sprayed on the surface of the high-speed steel plate by the pickling solution spraying pipe, part of the pickling solution can be splashed, the acid solution is wasted, when the acid spraying pipe sprays liquid, the first connecting plate moves upwards, the guide block is driven by the moving plate to move upwards together, so that the guide block extrudes the second sliding plate, the first sliding plate drives the acid spraying pipe to slowly deflect and compress the third spring, the acid spraying pipe starts to slowly spray the pickling solution downwards, the oxide layer on the surface of the high-speed steel plate is washed, so that the oxide layer can be quickly separated, the pickling solution can be prevented from directly irradiating the high-speed steel plate, the splashing of the pickling solution can be avoided, when the first connecting plate moves downwards, the guide block is driven by the moving plate to loosen the extrusion on the second sliding plate, and the second sliding plate and the acid spraying pipe slowly reset under the action of the third spring, so that the high-speed steel plate can be sprayed more comprehensively.
As a further scheme of the invention, the driving mechanism comprises a driving motor, the driving motor is fixedly connected to the outer side wall of the sliding mounting plate through an L-shaped fixed block, a second gear is fixedly connected to the outer surface of the right end of each telescopic roller, the second gear is positioned on the inner side of the first connecting block, and a plurality of second gears are jointly connected with a transmission toothed chain in a transmission way; the during operation, just can carry high-speed steel sheet smoothly owing to need a plurality of telescopic rollers of simultaneous drive rotate, drives the flexible roller of rear side through starting drive motor and rotates, and the flexible roller of rear side drives rather than fixed connection's second gear and rotates, then drives other all second gears through the transmission toothed chain and rotates simultaneously, finally drives other telescopic rollers simultaneously and rotates, carries out steady transport to the high-speed steel sheet that lies in the telescopic roller top.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, when the high-speed steel plate is pickled, the high-speed steel plate is vertically conveyed in the protective shell by using the telescopic roller and the follow-up roller, pickling solution is continuously sprayed to two sides of the high-speed steel plate by using the acid spraying pipes on the left side and the right side of the high-speed steel plate, the brush head attached to the side surface of the high-speed steel plate is elastically clamped and attached by matching with the first spring, and the high-speed steel plate is brushed up and down back and forth under the combined action of the first connecting block, the first connecting plate and the T-shaped sliding plate, so that the two sides of the high-speed steel plate can be pickled quickly, and an oxide layer after pickling can be directly separated from the high-speed steel plate under the double actions of self gravity and the pickling solution, the treatment efficiency is improved, the pickling effect is ensured by using multiple rounds of cleaning.
2. When the T-shaped sliding plate drives the brush plate and the brush head to scrub the high-speed steel plate, the brush head is driven to move up and down, the brush head is connected in the brush plate in a rotating mode, but the rack is limited at a vertically fixed position by the first sliding plate, and the rack is always contacted with the outer side wall of the brush plate under the tensioning action of the second spring, so that the first gear and the rack are always engaged, when the brush head drives the first gear to synchronously move up and down, the first gear is driven to rotate under the action of the rack, the brush head and the rotating frame are driven to simultaneously rotate, the rotating frame is clamped in the oxidation layer in the brush head in a fluctuating mode when rotating, the oxidation layer is scattered and extruded to be discharged out of the brush head, and therefore when the brush head is used for scrubbing two sides of the high-speed steel plate, the first gear is engaged with the rack, and the first gear continuously moves, the brush head is driven to rotate back and forth, so that an oxide layer in the brush head is scattered and extruded to be discharged, the brush head is kept clean and tidy all the time, and the cleaning effect of the brush head on a subsequent high-speed steel plate is ensured.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a flow chart of a high speed steel cold rolling process of the present invention;
FIG. 2 is a first perspective view of the pickling apparatus of the present invention;
FIG. 3 is a second perspective cross-sectional view of the pickling apparatus of the present invention;
FIG. 4 is a third perspective cross-sectional view of the pickling apparatus of the present invention;
FIG. 5 is a first schematic view of a sliding mounting plate structure of the pickling apparatus according to the present invention;
FIG. 6 is an enlarged view of the structure at A in FIG. 5;
FIG. 7 is an enlarged view of the structure at B in FIG. 5;
FIG. 8 is a second schematic view of the sliding mounting plate structure of the pickling apparatus according to the present invention;
FIG. 9 is a sectional view of a first runner structure of the pickling apparatus of the present invention;
FIG. 10 is a schematic view of the structure of an acid spraying pipe and an acid inlet pipe in the pickling apparatus according to the present invention;
FIG. 11 is a first view of the resilient scrubbing mechanism of the pickling apparatus of the present invention;
FIG. 12 is an enlarged view of the structure of FIG. 11 at C;
FIG. 13 is a second view of the elastic scrubbing mechanism of the pickling apparatus of the present invention;
FIG. 14 is an enlarged view of the structure of FIG. 13 at D;
FIG. 15 is a schematic view showing the structure of a stretching roll in the pickling apparatus of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
the cleaning device comprises a workbench 1, a protective shell 2, a feeding hole 3, a discharging hole 4, a sewage discharging groove 5, a telescopic cylinder 6, a sliding mounting plate 7, a telescopic roller 8, a follow-up roller 9, a mounting groove 10, an acid spraying pipe 11, an acid inlet pipe 12, a first sliding groove 13, a T-shaped sliding plate 14, a U-shaped guide sleeve 15, a rectangular sliding block 16, a brushing plate 17, a brush head 18, a first spring 19, a first connecting plate 20, a first connecting block 21, a push rod 22, a first gear 23, a rotating frame 24, a rack 25, a first sliding plate 26, a second connecting plate 27, a second spring 28, a rotating rod 29, a cleaning scraping disc 30, a moving plate 31, a guide block 32, a second sliding plate 33, a third spring 34, a driving motor 35, an L-shaped fixing block 36, a second gear 37 and a transmission toothed chain 38.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-15, the present invention provides a technical solution: a production process of a high-speed steel cold-rolled sheet comprises the following specific steps:
the method comprises the following steps: sending the high-speed steel plate to be cold-rolled into a pickling device for pickling;
step two: then, cold rolling the high-speed steel plate;
step three: degreasing and annealing the cold-rolled high-speed steel plate;
step four: finally, flattening and shearing the high-speed steel plate;
wherein, the pickling device in the first step comprises a workbench 1, a protective shell 2 is fixedly connected with the top of the workbench 1, the front and back side walls of the protective shell 2 are respectively provided with a feed inlet 3 and a discharge outlet 4, the top of the workbench 1 is provided with a sewage discharge tank 5, the left and right side walls of the protective shell 2 are respectively and fixedly connected with two telescopic cylinders 6, the inner ends of the two telescopic cylinders 6 are respectively and fixedly connected with a sliding mounting plate 7, the two sliding mounting plates 7 slide on the inner side wall of the protective shell 2, the two sliding mounting plates 7 are both positioned right above the sewage discharge tank 5, a plurality of telescopic rollers 8 distributed in linear array are arranged between the two sliding mounting plates 7 near the bottom, the left and right extending ends of the plurality of telescopic rollers (8) are respectively and rotatably connected with the left and right sliding mounting plates 7, the right ends of the plurality of telescopic rollers 8 are commonly connected with a driving mechanism for driving the telescopic rollers 8, a plurality of mounting grooves 10 are formed in each of the two sliding mounting plates 7, an acid spraying pipe 11 is connected in each mounting groove 10, an acid spraying head of each acid spraying pipe 11 is opposite to the corresponding sliding mounting plate 7, the outer side walls of the acid spraying pipes 11 on the same side are fixedly communicated with an acid inlet pipe 12, the rear end of each acid inlet pipe 12 penetrates through the protective shell 2, a plurality of first sliding grooves 13 located on the rear sides of the mounting grooves 10 are formed in each of the two sliding mounting plates 7, T-shaped sliding plates 14 are connected on the inner side walls of the first sliding grooves 13 in a sliding mode, and an elastic scrubbing mechanism is connected on the inner side wall of each T-shaped sliding;
the elastic scrubbing mechanism comprises a plurality of groups of U-shaped guide sleeves 15, two U-shaped guide sleeves 15 in each group are fixedly connected to the top and the bottom of a T-shaped sliding plate 14 respectively, a rectangular sliding block 16 is connected to the inner side wall of each U-shaped guide sleeve 15 in a sliding manner, a scrubbing plate 17 is fixedly connected to the inner side walls of an upper rectangular sliding block 16 and a lower rectangular sliding block 16 in the same group together, a scrubbing head 18 is connected to the inner side wall of each scrubbing plate 17, a plurality of first springs 19 are fixedly connected between each scrubbing plate 17 and the T-shaped sliding plate 14, the outer ends of the T-shaped sliding plates 14 on the same side are fixedly connected with a first connecting plate 20 together, the left end and the right end of a telescopic roller 8 are fixedly connected with first connecting blocks 21, the;
when the pickling device works, because the existing pickling machine can not rapidly pickle the upper and lower surfaces of the high-speed steel when the surface of the high-speed steel is pickled, the steel plate after pickling can not be overturned again by a person, and then the steel plate can be pickled again to remove oxide layers on the two surfaces of the steel plate, and most of the oxide layers can stay on the surface of the steel plate after being cleaned during pickling, and can not be discharged in time, so that not only can the pickling solution be rapidly consumed, but also the cleaning effect of the pickling solution on the steel plate can be hindered, and the pickling is incomplete, the invention provides a technical scheme for solving the problems, when the pickling device is used, the high-speed steel plate needing cold rolling is loaded into the pickling device from the feed inlet 3 of the protective shell 2, the bottom end of the high-speed steel plate is positioned at the tops of a plurality of telescopic rollers 8, the two telescopic cylinders 6 extend out to respectively push the left and right sliding mounting plates 7, so that the inner side of the two sliding mounting plates 7 is attached to the high-speed steel plate along with the rotating rollers 9, the high-speed steel plate is clamped, the high-speed steel plate can be vertically in a conveying state, the high-speed steel plate is prevented from being toppled and bent in the conveying process, then, the driving mechanism is started to drive the plurality of telescopic rollers 8 to simultaneously rotate, the high-speed steel plate is conveyed into the pickling device, meanwhile, the acid inlet pipe 12 starts to feed acid, pickling solution is conveyed to the acid spraying pipe 11, the acid spraying pipes 11 which are arranged in the front and back are used for washing the left side and the right side of the high-speed steel plate, when the telescopic rollers 8 rotate, the first connecting block 21 fixedly connected with the telescopic rollers is driven to simultaneously rotate, the first connecting block 21 drives the first connecting plate 20 and the T-shaped sliding plate 14 to vertically move back and forth along the first sliding chute 13 through the push rod 22, at the moment, the brush plate 17 on the inner side of the T-, when the T-shaped sliding plate 14 moves up and down, the T-shaped sliding plate 14 drives the brush plate 17 and the brush head 18 to brush up and down through the U-shaped guide sleeve 15 and the rectangular sliding block 16, the left and right surfaces of the high-speed steel plate are cleaned simultaneously by matching with the continuously sprayed pickling solution, oxide layers on the left and right side surfaces of the high-speed steel plate are cleaned, and because the high-speed steel plate is vertically arranged in the pickling device, when the brush head 18 is matched with the pickling solution to clean the high-speed steel plate, the cleaned oxide layers can be directly separated from the high-speed steel plate under the double actions of self gravity and the pickling solution, the oxide layers are discharged from the sewage discharge tank 5 at the top of the workbench 1, the oxide layers are prevented from continuously staying on the surface of the high-speed steel plate, the follow-up pickling of the high-speed steel plate is facilitated, the high-speed steel, finally, the high-speed steel plate is cleaned for multiple times and multiple rounds, the high-speed steel plate can be thoroughly cleaned, the insufficient cleaning phenomenon is effectively avoided, the high-speed steel plate after multiple rounds of cleaning is finally discharged from a discharge port 4 of the protective shell 2, the pickled high-speed steel plate is sent into a cold rolling mill for cold rolling, then degreasing and annealing are carried out, finally, the high-speed steel plate is leveled and then is cut into a required size and shape, and cold rolling forming of the high-speed steel plate is completed, so that the high-speed steel plate is vertically conveyed in the protective shell 2 by using the telescopic rollers 8 and the follow-up rollers 9 when the high-speed steel plate is pickled each time, pickling solution is continuously sprayed to two sides of the high-speed steel plate by using the acid spraying pipes 11 on the left side and the right side of the high-speed steel plate, and the brush head 18 attached to the side of the high-speed steel plate is, the high-speed steel plate is brushed up and down back and forth under the combined action of the first connecting block 21, the first connecting plate 20 and the T-shaped sliding plate 14, so that two sides of the high-speed steel plate can be quickly pickled, an oxide layer after pickling can be directly separated from the high-speed steel plate under the double actions of self gravity and pickling solution, the treatment efficiency is improved, multiple rounds of cleaning are utilized, the pickling effect is guaranteed, and the phenomenon that pickling is incomplete in the high-speed steel plate is avoided.
As a further scheme of the invention, each brush head 18 is rotatably connected inside the brush plate 17, the outer end of each brush head 18 penetrates through the brush plate 17 and is fixedly connected with a first gear 23, the outer surface of the inner end of each brush head 18 is fixedly connected with a rotating frame 24, a plurality of first gears 23 on the same side are jointly meshed with a rack 25, the inner side wall of each rack 25 is contacted with the brush plate 17, the outer side wall of each rack 25 is fixedly connected with two first sliding plates 26, the outer ends of the two first sliding plates 26 on the same side penetrate through the sliding mounting plate 7 and are jointly and fixedly connected with a second connecting plate 27, and a second spring 28 is fixedly connected between each second connecting plate 27 and the sliding mounting plate 7; when the brush head 18 is driven to move up and down, the rack 25 is limited at the upper and lower fixed positions by the first sliding plate 26, and the rack 25 is always contacted with the outer side wall of the brush plate 17 under the tensioning action of the second spring 28, so that the first gear 23 and the rack 25 are always meshed, when the brush head 18 drives the first gear 23 to move up and down synchronously, the first gear 23 is driven to rotate by the rack 25, the brush head 18 and the rotating frame 24 are driven to rotate simultaneously, the rotating frame 24 is fluctuated to be clamped in the oxide layer in the brush head 18 when rotating, break up the oxide layer, extrude discharge brush head 18, thereby realize when utilizing brush head 18 to scrub high-speed steel sheet both sides, utilize first gear 23 and rack 25 meshing, and reciprocate that first gear 23 does not stop, make first gear 23 round trip to rotate, drive brush head 18 and make a round trip to rotate, make the card house break up at the inside oxide layer of brush head 18, extrude and discharge, keep brush head 18 clean and tidy constantly, guarantee brush head 18 to the cleaning performance of follow-up high-speed steel sheet.
As a further scheme of the invention, a rotating rod 29 is fixedly connected to the inner side wall of each rotating frame 24, and a cleaning scraping disc 30 is fixedly connected to the inner end of each rotating rod 29; during operation, because the high-speed steel sheet may have bold and the tighter oxide layer of adhesion on the surface, only utilize the pickle probably can't thoroughly clear away the surperficial oxide layer of high-speed steel sheet, rotate through utilizing brush head 18 for when rotating turret 24 rotates, drive the clearance frizing 30 of laminating on high-speed steel sheet surface through dwang 29 and rotate, clearance frizing 30 shovels the oxide layer that is located high-speed steel sheet, thereby fast with the surperficial bold oxide layer clean up of high-speed steel sheet.
As a further scheme of the invention, the bottom end of each acid spraying pipe 11 is rotatably connected to the bottom of the inner side of the mounting groove 10, the top parts of the two first connecting plates 20 are fixedly connected with two moving plates 31, the inner side wall of each moving plate 31 is fixedly connected with a guide block 32, the outer surfaces of the acid spraying pipes 11 on the same side are fixedly connected with a second sliding plate 33 together, the second sliding plate 33 is positioned on the outer side of the sliding mounting plate 7, the outer side wall of the second sliding plate 33 is in contact with the moving plate 31, and a third spring 34 is fixedly connected between the second sliding plate 33 and the sliding mounting plate 7 together; when the pickling solution is sprayed onto the surface of the high-speed steel plate, the pickling solution is vertically sprayed onto the surface of the high-speed steel plate by the pickling solution spraying pipe 11, so that part of the pickling solution splashes, and the acid solution is wasted, when the first connecting plate 20 moves upwards during spraying of the pickling solution by the pickling solution spraying pipe 11, the guide block 32 is driven by the moving plate 31 to move upwards together, so that the guide block 32 extrudes the second sliding plate 33, the first sliding plate 26 drives the pickling solution spraying pipe 11 to slowly deflect and compress the third spring 34, so that the pickling solution spraying pipe 11 starts to slowly spray downwards to flush the oxide layer on the surface of the high-speed steel plate, the quick separation of the oxide layer is facilitated, the pickling solution can be prevented from directly spraying onto the high-speed steel plate, the pickling solution is prevented from splashing, when the first connecting plate 20 moves downwards, the guide block 32 is driven by the moving plate 31 to loosen the extrusion on the second sliding plate 33, therefore, the high-speed steel plate can be sprayed more comprehensively.
As a further scheme of the present invention, the driving mechanism includes a driving motor 35, the driving motor 35 is fixedly connected to the outer side wall of the sliding mounting plate 7 through an L-shaped fixing block 36, a second gear 37 is fixedly connected to the outer surface of the right end of each telescopic roller 8, the second gear 37 is located inside the first connecting block 21, and a plurality of second gears 37 are jointly connected with a transmission toothed chain 38 in a transmission manner; the during operation, owing to need a plurality of telescopic rollers 8 of simultaneous drive to rotate, just can carry high-speed steel sheet smoothly, drive rearmost telescopic roller 8 through start-up driving motor 35 and rotate, rearmost telescopic roller 8 drives and rotates rather than fixed connection's second gear 37, then drives some other second gears 37 through transmission chain gear 38 and rotates simultaneously, finally drives other telescopic roller 8 simultaneously and rotates, carries out steady transport to the high-speed steel sheet that lies in telescopic roller 8 top.
The working principle is as follows: when the invention is used, a high-speed steel plate needing cold rolling is loaded into a pickling device from a feed inlet 3 of a protective shell 2, the bottom end of the high-speed steel plate is positioned at the top of a plurality of telescopic rollers 8, two telescopic cylinders 6 extend out to respectively push a left sliding mounting plate 7 and a right sliding mounting plate 7 to move and slide inwards, so that a follow-up roller 9 at the inner sides of the two sliding mounting plates 7 is attached to the high-speed steel plate to clamp the high-speed steel plate, the high-speed steel plate can be vertically in a conveying state to avoid the high-speed steel plate from toppling and bending in the conveying process, then, a driving mechanism is started to drive the plurality of telescopic rollers 8 to simultaneously rotate to convey the high-speed steel plate into the pickling device, meanwhile, an acid inlet pipe 12 starts to feed acid to convey pickling solution to the acid spraying pipe 11, the acid spraying pipes 11 arranged in front and back are used for washing the left and right sides of the high-speed steel, the first connecting block 21 drives the first connecting plate 20 and the T-shaped sliding plate 14 to move up and down along the first sliding chute 13 through the push rod 22, at the moment, the brush plate 17 at the inner side of the T-shaped sliding plate 14 drives the brush head 18 to be tightly attached to the left and right sides of the high-speed steel plate under the extrusion of the first springs 19, when the T-shaped sliding plate 14 moves up and down, the T-shaped sliding plate 14 drives the brush plate 17 and the brush head 18 to brush up and down through the U-shaped guide sleeve 15 and the rectangular sliding block 16, the left and right sides of the high-speed steel plate are cleaned simultaneously by matching with the continuously sprayed pickling solution, the oxide layers on the left and right sides of the high-speed steel plate are cleaned, and because the high-speed steel plate is vertically arranged in the pickling device, when the brush head 18 is matched with the pickling solution to clean the high-speed steel plate, the cleaned oxide layers can be directly separated from the high-, avoid the oxide layer to stay on the high-speed steel sheet surface continuously, be favorable to follow-up pickling to the high-speed steel sheet, continuously being sent into the pickling device and pickling along with the high-speed steel sheet, make advance a round abluent high-speed steel sheet and continue to get into next round of washing, finally make the high-speed steel sheet by many times, many rounds of washing, guarantee that the high-speed steel sheet can be more thorough by clean, effectively avoid wasing insufficient phenomenon, the high-speed steel sheet after many rounds of washing is finally discharged from discharge gate 4 of protecting crust 2, send into the high-speed steel sheet after the pickling and carry out cold rolling in the cold rolling mill, then through degreasing and annealing, finally, level and smooth the high-speed steel sheet, then cut into required big or small shape, accomplish the cold rolling shaping of a high.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. A production process of a high-speed steel cold-rolled sheet is characterized by comprising the following steps: the process comprises the following specific steps:
the method comprises the following steps: sending the high-speed steel plate to be cold-rolled into a pickling device for pickling;
step two: then, cold rolling the high-speed steel plate;
step three: degreasing and annealing the cold-rolled high-speed steel plate;
step four: finally, flattening and shearing the high-speed steel plate;
wherein, the pickling device in the first step comprises a workbench (1), the top of the workbench (1) is fixedly connected with a protective shell (2), the front side wall and the rear side wall of the protective shell (2) are respectively provided with a feed inlet (3) and a discharge outlet (4), the top of the workbench (1) is provided with a sewage discharge groove (5), the left side wall and the right side wall of the protective shell (2) are respectively and fixedly connected with two telescopic cylinders (6), the inner end of each telescopic cylinder (6) is respectively and fixedly connected with a sliding mounting plate (7), the two sliding mounting plates (7) slide on the inner side wall of the protective shell (2), the two sliding mounting plates (7) are respectively positioned right above the sewage discharge groove (5), a plurality of telescopic rollers (8) distributed in a linear array are arranged between the two sliding mounting plates (7) by the bottom position, and the left and right extending ends of the telescopic rollers (8) are respectively and rotatably connected with the left, the right ends of the telescopic rollers (8) are jointly connected with a driving mechanism for driving the telescopic rollers (8) to rotate, the inner side walls of the two sliding mounting plates (7) are respectively and rotatably connected with a plurality of rotating rollers (9) in a linear array, a plurality of mounting grooves (10) are formed in the two sliding mounting plates (7), each mounting groove (10) is internally connected with an acid spraying pipe (11), an acid spraying head of each acid spraying pipe (11) is just opposite to the corresponding sliding mounting plate (7), a plurality of outer side walls of the acid spraying pipes (11) on the same side are jointly and fixedly communicated with an acid inlet pipe (12), the rear end of each acid inlet pipe (12) penetrates through the protective shell (2), a plurality of first sliding grooves (13) which are positioned at the rear sides of the mounting grooves (10) are formed in the two sliding mounting plates (7), and T-shaped sliding plates (14) are all slidably connected on the inner side walls of the, and an elastic brushing mechanism is connected on the inner side wall of each T-shaped sliding plate (14).
2. The process for producing a high-speed steel cold-rolled sheet according to claim 1, wherein: the elastic scrubbing mechanism comprises a plurality of groups of U-shaped guide sleeves (15), each group of two U-shaped guide sleeves (15) is fixedly connected to the top and the bottom of a T-shaped sliding plate (14) respectively, a rectangular sliding block (16) is connected to the inner side wall of each U-shaped guide sleeve (15) in a sliding manner, a scrubbing plate (17) is fixedly connected to the inner side walls of the upper rectangular sliding block and the lower rectangular sliding block (16) in the same group together, a scrubbing head (18) is connected to the inner side wall of each scrubbing plate (17), a plurality of first springs (19) are fixedly connected between each scrubbing plate (17) and the T-shaped sliding plate (14), a plurality of first connecting plates (20) are fixedly connected to the outer ends of the T-shaped sliding plates (14) on the same side together, first connecting blocks (21) are fixedly connected to the left end and the right end of the telescopic roller (8, the top end of the push rod (22) is hinged at the bottom of the first connecting plate (20).
3. The process for producing a high-speed steel cold-rolled sheet according to claim 2, wherein: every brush head (18) all rotate to be connected inside brush board (17), brush head (18) outer end all runs through brush board (17) and fixedly connected with first gear (23), every equal fixedly connected with rotating turret (24), it is a plurality of to have homonymy on the outer surface of brush head (18) inner the common meshing of first gear (23) has rack (25), rack (25) inside wall and brush board (17) contact, every equal two first slides (26) of fixedly connected with on rack (25) lateral wall, homonymy two slide (26) outer end all runs through sliding mounting board (7) and common fixedly connected with second connecting plate (27), every equal fixedly connected with second spring (28) between second connecting plate (27) and sliding mounting board (7).
4. A process for producing a high speed steel cold rolled sheet according to claim 3, wherein: every equal fixedly connected with dwang (29), every on the rotating turret (24) inside wall the equal fixedly connected with clearance frizing (30) in the inner of dwang (29).
5. The process for producing a high-speed steel cold-rolled sheet according to claim 2, wherein: every spout the equal rotation in sour pipe (11) bottom and connect the inboard bottom in mounting groove (10), two movable plates (31) of the equal fixedly connected with in top of first connecting plate (20), every equal fixedly connected with guide block (32) on movable plate (31) inside wall, the homonymy is a plurality of spout common fixedly connected with second slide (33) on sour pipe (11) surface, second slide (33) are located the outside of sliding mounting board (7), just the lateral wall and the movable plate (31) contact of second slide (33), common fixedly connected with third spring (34) between second slide (33) and sliding mounting board (7).
6. The process for producing a high-speed steel cold-rolled sheet according to claim 1, wherein: actuating mechanism includes driving motor (35), driving motor (35) are through L type fixed block (36) fixed connection on sliding mounting board (7) lateral wall, every equal fixedly connected with second gear (37) on telescopic roller (8) right-hand member surface, second gear (37) are located the inboard of first connecting block (21), and are a plurality of the common transmission of second gear (37) is connected with drive tooth chain (38).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110334064.5A CN113020294A (en) | 2021-03-29 | 2021-03-29 | Production process of high-speed steel cold-rolled sheet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110334064.5A CN113020294A (en) | 2021-03-29 | 2021-03-29 | Production process of high-speed steel cold-rolled sheet |
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| CN113020294A true CN113020294A (en) | 2021-06-25 |
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| CN202110334064.5A Withdrawn CN113020294A (en) | 2021-03-29 | 2021-03-29 | Production process of high-speed steel cold-rolled sheet |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115181979A (en) * | 2022-09-06 | 2022-10-14 | 泰州市大明不锈钢有限公司 | Production process and production device of high-strength stainless steel plate |
| CN115518983A (en) * | 2022-10-12 | 2022-12-27 | 海安华诚新材料有限公司 | Finished product effectual oriented silicon steel finished product preparation equipment |
-
2021
- 2021-03-29 CN CN202110334064.5A patent/CN113020294A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115181979A (en) * | 2022-09-06 | 2022-10-14 | 泰州市大明不锈钢有限公司 | Production process and production device of high-strength stainless steel plate |
| CN115518983A (en) * | 2022-10-12 | 2022-12-27 | 海安华诚新材料有限公司 | Finished product effectual oriented silicon steel finished product preparation equipment |
| CN115518983B (en) * | 2022-10-12 | 2023-11-14 | 海安华诚新材料有限公司 | Oriented silicon steel finished product preparation equipment |
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