CN111349883B - Track accessory heating powder zinc-impregnation production line - Google Patents
Track accessory heating powder zinc-impregnation production line Download PDFInfo
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- CN111349883B CN111349883B CN202010333761.4A CN202010333761A CN111349883B CN 111349883 B CN111349883 B CN 111349883B CN 202010333761 A CN202010333761 A CN 202010333761A CN 111349883 B CN111349883 B CN 111349883B
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- 238000005470 impregnation Methods 0.000 title claims abstract description 84
- 238000010438 heat treatment Methods 0.000 title claims abstract description 41
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 35
- 239000000843 powder Substances 0.000 title claims abstract description 29
- 238000007599 discharging Methods 0.000 claims abstract description 179
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims abstract description 49
- 239000011701 zinc Substances 0.000 claims abstract description 45
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 45
- 238000001816 cooling Methods 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- 238000007789 sealing Methods 0.000 claims abstract description 21
- 238000002161 passivation Methods 0.000 claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims description 158
- 238000001035 drying Methods 0.000 claims description 40
- 239000000463 material Substances 0.000 claims description 27
- 238000012546 transfer Methods 0.000 claims description 25
- 238000012216 screening Methods 0.000 claims description 21
- 238000013519 translation Methods 0.000 claims description 20
- 230000005540 biological transmission Effects 0.000 claims description 14
- 230000007306 turnover Effects 0.000 claims description 13
- 239000007788 liquid Substances 0.000 claims description 11
- 238000005406 washing Methods 0.000 claims description 11
- 238000003860 storage Methods 0.000 claims description 9
- 239000003638 chemical reducing agent Substances 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 4
- 239000000498 cooling water Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000012545 processing Methods 0.000 abstract description 11
- 230000007797 corrosion Effects 0.000 abstract description 10
- 238000005260 corrosion Methods 0.000 abstract description 10
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 4
- 238000009413 insulation Methods 0.000 abstract description 2
- 230000001737 promoting effect Effects 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 25
- 238000005096 rolling process Methods 0.000 description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 11
- 239000000047 product Substances 0.000 description 10
- 239000000428 dust Substances 0.000 description 7
- 229910052742 iron Inorganic materials 0.000 description 5
- 241000196324 Embryophyta Species 0.000 description 4
- 238000005452 bending Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 241000274582 Pycnanthus angolensis Species 0.000 description 1
- PTFCDOFLOPIGGS-UHFFFAOYSA-N Zinc dication Chemical compound [Zn+2] PTFCDOFLOPIGGS-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012840 feeding operation Methods 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011087 paperboard Substances 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 230000007723 transport mechanism Effects 0.000 description 1
Classifications
-
- 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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C10/00—Solid state diffusion of only metal elements or silicon into metallic material surfaces
- C23C10/28—Solid state diffusion of only metal elements or silicon into metallic material surfaces using solids, e.g. powders, pastes
- C23C10/34—Embedding in a powder mixture, i.e. pack cementation
- C23C10/36—Embedding in a powder mixture, i.e. pack cementation only one element being diffused
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G37/00—Combinations of mechanical conveyors of the same kind, or of different kinds, of interest apart from their application in particular machines or use in particular manufacturing processes
-
- 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
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C10/00—Solid state diffusion of only metal elements or silicon into metallic material surfaces
- C23C10/60—After-treatment
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention relates to the field of railway track accessory processing, in particular to a track accessory heating powder zinc-impregnation production line, which comprises a zinc-impregnation furnace, a feeding device, a discharging device and a sealing layer processing device, wherein the zinc-impregnation furnace is of a symmetrical independent furnace body structure; the feeding device is arranged at the end part of the zinc impregnation furnace; the discharging device is arranged on one side of the feeding device in parallel; the sealing layer treatment device is arranged at the discharging end of the discharging device; the zincification production line is provided with matched feeding and discharging facilities, the zincification furnace adopts a double-furnace-chamber design with a symmetrical structure, the furnace body has good sealing and heat insulation performance, and meanwhile, the bearing is cooled by adopting water cooling; after the sealing layer treatment device can carry out the product zincification treatment, the railway track fittings are subjected to passivation sealing treatment again, so that the corrosion resistance and the rust resistance of the railway track fittings can be further enhanced, and meanwhile, the zincification production line is high in automation degree, less in personnel occupation and capable of promoting the overall benefit of enterprises.
Description
Technical Field
The invention relates to the field of railway track accessory processing, in particular to a track accessory heating powder zinc-impregnation production line.
Background
Railway fittings are components of railway lines, including rail pressing plates, elastic strips, rail pressing devices and the like, and are used as an integral engineering structure, and rails are paved on roadbeds to directly bear huge pressure of rolling stocks and loads thereof. Under the dynamic action of train operation, its components must have sufficient strength and stability to ensure that the train is operated at its prescribed maximum speed, safely, smoothly and uninterruptedly.
As is well known, the working environment in which railway track fittings are located is complex and often quite severe, and therefore, the stability and corrosion resistance of railway fittings are key to affecting long-term normal operation of the railway. Railway fittings often employ a zincating treatment to increase their resistance to corrosion and rust. The zincification technology is derived from the British, the principle of zincification: the zinc-impregnation agent and the railway fittings are placed in a zinc-impregnation furnace and heated to a certain temperature, active zinc ions permeate into the railway fittings from the outside to the inside, and meanwhile, iron atoms diffuse from the inside to the outside, so that a zinc-plated layer is formed on the surface layer of the railway fittings, and the zinc-plated layer can effectively ensure the performance of the railway fittings.
At present, the zinc impregnation treatment of railway track fittings in factories is basically completed by adopting a single zinc impregnation furnace, most of the current zinc impregnation furnaces adopt a single furnace chamber structure with single side in and out, and when zinc impregnation tanks in the furnaces are small, the whole zinc impregnation furnace can be started completely, so that the energy is greatly wasted; meanwhile, the existing zinc-impregnation furnace has poor heat insulation effect, does not have any forced cooling facilities, runs for a long time under a high-temperature environment, has very high failure rate, seriously affects zinc-impregnation production efficiency, has poor furnace body tightness, has lower furnace body heat utilization rate, causes unnecessary energy waste, and has no matched special feeding and discharging facilities, thus having lower feeding and discharging efficiency and complex operation, and needs a plurality of people to cooperate to realize feeding and discharging; meanwhile, most zinc impregnation production lines do not carry out further treatment on railway fittings at present, so that the corrosion and rust resistance of railway track fittings is general, but compared with the severe working environment of the railway track fittings, the corrosion and rust resistance of the railway track fittings is still unsatisfactory at present. Therefore, how to overcome the above-mentioned technical problems and drawbacks becomes an important problem to be solved.
Disclosure of Invention
The invention aims to overcome the defects described in the background art, thereby realizing a track accessory heating powder zinc-impregnation production line, the zinc-impregnation production line is provided with matched feeding and discharging facilities, the feeding and discharging efficiency is high, the zinc-impregnation furnace adopts a double furnace chamber design with a symmetrical structure, the energy-saving effect is obvious, the furnace body has good sealing and heat-insulating properties, and meanwhile, the bearing is cooled by water cooling, so that the failure rate of the zinc-impregnation furnace is obviously reduced; after the sealing layer treatment device can carry out the product zincification treatment, the railway track fittings are subjected to passivation sealing treatment again, so that the corrosion resistance and the rust resistance of the railway track fittings can be further enhanced, and meanwhile, the zincification production line is high in automation degree, less in personnel occupation and capable of promoting the overall benefit of enterprises.
In order to achieve the above purpose, the technical scheme of the invention is as follows: the utility model provides a track accessory heating powder zinc-impregnation production line, includes zinc-impregnation stove, feed arrangement, discharging device and seal layer processing apparatus, zinc-impregnation stove is symmetrical independent furnace body structure for provide high Wen Shenxin environment for the zinc-impregnation treatment of track accessory, zinc-impregnation stove includes furnace body and stove bottom platform truck, the furnace body is provided with mutually independent and isolated unit furnace chamber along length direction symmetry, the stove mouth of unit furnace chamber is located the furnace body both ends respectively; the furnace bottom trolley can be arranged in the unit furnace chamber in an in-out matching manner; the feeding device is arranged at the end part of the zincification furnace and is used for zincification feeding of railway accessory products of the zincification furnace; the discharging device is arranged on one side of the feeding device in parallel and is used for discharging, screening and cooling the railway fittings after the zinc impregnation treatment; the sealing layer treatment device is arranged at the discharging end of the discharging device and is used for passivating and sealing the surface of the galvanized railway fitting; the closed layer treatment device comprises a feeding mechanism, a closed track bin, a closed executing mechanism, a discharging mechanism and a drying mechanism, wherein the closed track bin is fixedly arranged at the tail end of the feeding mechanism and comprises a plurality of liquid storage tanks which are arranged in a straight line and used for storing product closed liquid; the closed executing mechanism is arranged above the closed track bin in a sliding manner and is used for driving the track accessory passivation and closing process; the discharging mechanism is fixedly arranged at the tail end of the closed track bin; the drying mechanism is fixedly arranged at the side part of the discharging mechanism and used for drying the passivated and sealed rail fittings.
Further, the furnace body comprises a furnace body, a heating part and a lifting furnace door, the unit furnace chamber is symmetrically arranged at two ends of the furnace body, the bottom and the end part of the unit furnace chamber are arranged in an open mode, the heating part is fixedly arranged on the inner side wall of the unit furnace chamber, the lifting furnace door can be arranged at a furnace opening of the end part of the outer side of the unit furnace chamber in an openable mode, and the lifting furnace door is used for enclosing the unit furnace chamber into a cube inner cavity with the bottom open; the heating part is electrically heated and is fixedly arranged on the two side walls and the top wall of the unit furnace chamber, and the section shape of the heating part is U-shaped.
Further, the lifting furnace door comprises a furnace door support, a door plate body, a winch, guide sliding rails, a pulley block and a lifting rope, wherein the furnace door support is fixedly arranged at the upper part of a furnace mouth of the unit furnace chamber, the pulley block is fixedly arranged on the furnace door support, the winch is fixedly arranged at the side part of the furnace mouth of the furnace body, the guide sliding rails are symmetrically arranged at the inner side of the furnace door support, and the lifting rope is driven by the winch to lift the door plate body between the guide sliding rails and below the furnace door support; the guide slide rail is provided with interior guide rail and outer guide rail in its width direction, door plant body both sides all are provided with interior guide pulley and the outer guide pulley in the interior, outer guide rail of cooperation, interior guide rail and outer guide rail parallel arrangement, and interior, outer guide rail all are provided with the bending section towards the furnace gate direction in the bottom to the door plant body can compress tightly the fire door.
Further, the furnace bottom trolley comprises a trolley frame, a furnace platen, a riding wheel set mechanism, a riding wheel driving mechanism and a trolley driving mechanism, wherein the furnace platen is fixedly arranged at the top of the trolley frame, and the width of the furnace platen is matched with the width of an inner cavity of the furnace body; the riding wheel set mechanisms are uniformly distributed on the trolley frame along the length direction of the trolley frame in a straight line, and a matching notch is formed in a furnace platen corresponding to the riding wheel set mechanisms in position and used for placing the zinc impregnation tank on the riding wheel set mechanisms; the riding wheel driving mechanism is fixedly arranged on the trolley frame below the riding wheel group mechanism and used for driving the riding wheel group mechanism to rotate; the trolley driving mechanism is fixedly arranged at the bottom of the trolley frame and used for driving the trolley frame to translate into and out of the furnace body; the heat-insulating layer is fixedly arranged on the furnace table plate, and the size of the heat-insulating layer is matched with that of the furnace table plate.
Further, the riding wheel set mechanism is symmetrically arranged in the width direction of the trolley frame and comprises a driving riding wheel and a driven riding wheel, a transmission shaft is arranged between the driving riding wheels for synchronous transmission, the driving riding wheel and the driven riding wheel are fixedly arranged in a riding wheel box through bearings, and the riding wheel box is detachably and fixedly arranged on the trolley frame through fasteners; the circumferential surfaces of the driving riding wheel and the driven riding wheel are provided with limiting ring grooves around the rotating shaft, and flanges on the zinc permeation tank are arranged in the limiting ring grooves in a rolling way; the periphery of the bearing in the wheel supporting box is provided with water cooling cavities, each water cooling cavity is communicated in series through a water cooling pipeline, and the water cooling pipeline is externally connected with a cooling water source.
Further, the riding wheel driving mechanism comprises a riding wheel driving motor with a speed reducer, a motor gear, a shaft end gear and a driving chain, wherein the motor gear is arranged on an output shaft of the speed reducer, the shaft end gear drives the dragging wheel group mechanism to rotate, and the motor gear drives the shaft end gear to rotate through the driving chain; and a tensioning wheel is arranged on the trolley frame between the motor gear and the shaft end gear.
Further, the trolley driving mechanism comprises a trolley driving motor with a speed reducer, a rolling wheel, rolling wheels, an in-out track and a wheel shaft transmission part, wherein the rolling wheels are fixedly arranged at two ends of the rolling wheel shaft, and the trolley driving motor drives the rolling wheel shaft to rotate through the wheel shaft transmission part, so that the rolling wheels roll on the in-out track.
Further, the feeding device comprises a feeding driving mechanism and a feeding transferring mechanism, the feeding transferring mechanism comprises a feeding transferring trolley, a placing rack and a turnover driving unit, a rail wheel is arranged at the bottom of the feeding transferring trolley, the placing rack is rotatably hinged to the middle of the feeding transferring trolley, the turnover driving unit is arranged on the feeding transferring trolley at the side part of the placing rack, the placing rack is driven by the turnover driving unit to vertically turn over on the feeding transferring trolley, and a conventional zinc permeation tank is clamped and arranged on the placing rack; the feeding driving mechanism comprises a feeding track, a stepping motor, a feeding driving sprocket and a feeding driven sprocket, wherein one end of the track is provided with the feeding driving sprocket driven by the stepping motor, the other end of the track is provided with the feeding driven sprocket and a sunken foundation pit, the feeding transfer trolley is arranged on the feeding track through a rail wheel, the feeding driving sprocket and the feeding driven sprocket are driven by a chain, and the feeding driving sprocket is fixedly arranged on a rail wheel shaft of the feeding transfer trolley and is driven to rotate by the chain between the feeding driving sprocket and the feeding driven sprocket; and travelling cranes are arranged above the two ends of the feeding track.
Further, the discharging device comprises a discharging driving mechanism, a discharging transferring mechanism and a screening mechanism, the discharging transferring mechanism comprises a discharging transferring vehicle and a turning frame, rail wheels are arranged at the bottom of the discharging transferring vehicle, the turning frame comprises a turning frame body, a carrier roller with a carrier roller driving unit and a turning cylinder, the front end of the turning frame body is hinged to the front end of the discharging transferring vehicle, the carrier roller is arranged at four corners of the turning frame body, the free end of the turning cylinder is hinged to the rear end of the turning frame body, the tail end of the turning cylinder is hinged to the discharging transferring vehicle, the carrier roller of the turning frame body is used for placing a zinc permeation tank, and an arc-shaped sliding plate is fixed at the end of the turning frame body; the discharging driving mechanism comprises a discharging track, a stepping motor, a discharging driving sprocket and a discharging driven sprocket, wherein one end of the discharging track is provided with the discharging driving sprocket driven by the stepping motor, the other end of the discharging track is provided with the discharging driven sprocket, the discharging transfer trolley is arranged on the discharging track through a rail wheel, the discharging driving sprocket and the discharging driven sprocket are driven by a chain, and the discharging driving sprocket is fixedly arranged on a rail wheel shaft of the discharging transfer trolley and is driven to rotate by the chain between the discharging driving sprocket and the discharging driven sprocket; the screening mechanism is fixedly arranged at the end part of the discharging track and at the tail end of the arc-shaped sliding plate.
Further, the foundation pit end of the feeding device and the screening mechanism end of the discharging device are arranged in parallel, and dust removing equipment is arranged above the foundation pit end of the feeding device and the screening mechanism end of the discharging device and used for removing dust during feeding, feeding and discharging screening.
The feeding mechanism of the sealing layer processing device comprises a feeding hopper, a feeding frame and a feeding conveyor, wherein the feeding conveyor is fixedly arranged on the feeding frame, and the feeding hopper is fixedly arranged on the feeding frame at one end of the feeding conveyor.
Further, the liquid storage tank of the closed track bin comprises a water washing tank, a passivation tank and a cleaning tank which are sequentially arranged in parallel in a straight line, and the water washing tank is arranged below the tail end of the feeding mechanism; the periphery of the liquid storage tank is fixedly provided with a closed cover with a protective door.
Further, the closed actuating mechanism comprises a translation track, a track frame, a translation drive, a lifting frame, a lifting drive and a material box, wherein the translation track is fixedly arranged above the closed track bin, the track frame is arranged on the translation track in a matched mode through rollers, the translation drive drives the track frame to move on the translation track, the lifting frame is driven by the lifting drive to be in sliding fit with the track frame through a sliding rail structure, the material box is fixedly arranged at the bottom end of the lifting frame, and the material box bottom plate is of a sliding groove type opening structure.
Further, at least one roller limiting mechanism is fixedly arranged on the track frame at the outer side of the lifting frame, the roller limiting mechanism comprises a bearing and a roller shaft, two rollers are coaxially arranged on the roller shaft, and the rollers are fixedly arranged on the side part of the track frame through the bearing.
Further, the discharging mechanism comprises a discharging funnel and a discharging execution unit, the discharging funnel is fixedly arranged at the tail end of the closed track bin, the discharging execution unit is fixedly arranged at the side part of the discharging funnel, and the discharging execution unit is used for discharging materials of the closed execution mechanism into the discharging funnel; the unloading execution unit comprises an unloading execution support and an unloading cylinder, wherein the unloading cylinder is fixedly arranged on the unloading execution support, and the unloading cylinder is vertically arranged in a closed track bin.
Further, the drying mechanism comprises a drying conveyor and a drying box, the feeding end of the drying conveyor is located below the discharging mechanism, the drying box is wrapped on the periphery of the drying conveyor, and the passivated and sealed product passes through the drying box through the drying conveyor.
The track accessory heating powder zinc-impregnation production line has the beneficial effects that:
1. the rail accessory heating powder zinc-impregnation production line is provided with the matched special feeding device, and the feeding device adopts the hydraulic cylinder to push the placing frame to overturn the charging iron barrel, so that the labor and time are saved, and the potential safety hazard of manual overturn is eliminated; the position of the iron drum is positioned by using the travelling crane to cooperate with the foundation pit, so that workers can conveniently discharge materials in the iron drum, labor and time are saved, the iron drum after being charged is transported by using the feeding rail and the trolley, the use of travelling crane can be reduced, and the iron drum is safe, convenient and fast.
2. The rail fitting heating powder zinc-impregnation production line is provided with the matched special discharging device, the discharging transfer mechanism is matched with the screening mechanism to replace manual discharging, a large amount of manpower and material resources are saved, the danger coefficient of manual discharging is greatly reduced, the discharging rail and the trolley are used for transferring the charging barrel to be discharged, the use of travelling crane can be reduced, and the safety is good.
3. According to the track accessory heating powder zinc-impregnation production line, the zinc-impregnation furnace adopts a double-furnace-chamber design with a symmetrical structure, each furnace chamber can independently operate, when the number of zinc-impregnation tanks in the zinc-impregnation furnace is small, a single-side furnace chamber can independently operate, the power consumption is directly reduced to be half of that of full open, the energy-saving effect is obvious, the energy waste is avoided, and the production cost is obviously reduced for enterprises.
4. According to the track accessory heating powder zinc-impregnation production line, the heat-insulating layer is fixedly arranged on the furnace platen, the water-cooling cavities connected in series through the water-cooling pipelines are arranged on the periphery of the bearing in the supporting wheel box, the bearing in the supporting wheel box and the bearing in the supporting wheel box are forcedly water-cooled by cold water in the water-cooling cavities, and the heat-insulating layer can effectively isolate high temperature in the furnace chamber, so that the working environment of the bearing is greatly improved, the working stability of the bearing is ensured, the service life of the bearing in the supporting wheel box is greatly prolonged, and the continuity and the working efficiency of zinc-impregnation work are ensured.
5. According to the track accessory heating powder zinc-impregnation production line, the inner guide rail and the outer guide rail of the lifting furnace door are provided with the bending sections facing the furnace door direction at the bottom ends, so that the door plate body can tightly press the furnace mouth, the defects of the prior art that the furnace mouth is not tightly sealed, the heat loss is large, and the heat efficiency of the zinc-impregnation furnace is low are overcome.
6. The track accessory heating powder zinc-impregnation production line is provided with the furnace bottom trolley which corresponds to the unit furnace chamber and can freely enter and exit the furnace body, the feeding and discharging of the zinc-impregnation tank can be realized by lifting the trolley outside the furnace body, the feeding and discharging of the zinc-impregnation tank can be completed by one person, the labor is saved, the labor intensity is low, and the feeding and discharging of the zinc-impregnation tank are very convenient and quick.
7. The sealing layer treatment device is used for passivating and sealing the surface of the railway track fitting after the zinc-impregnation treatment, so that the corrosion and rust resistance of the railway track fitting is further improved after the zinc-impregnation treatment, and the sealing layer treatment device is more suitable for the severe working environment of the railway track fitting, so that the corrosion and rust resistance of the railway track fitting is obviously improved.
8. The rail fitting heating powder zinc-impregnation production line disclosed by the invention has the advantages of high automation degree, relatively low energy consumption and less personnel occupation, and can be used for producing railway rail fitting products with better corrosion resistance and corrosion resistance on the basis of reducing the production cost of enterprises, so that the overall benefit of the enterprises is effectively promoted.
Drawings
Fig. 1 is a schematic structural view of a track fitting heating powder zinc-impregnation production line of the invention;
FIG. 2 is a schematic view of the structure of the feeding device;
FIG. 3 is a schematic view of the feed transport mechanism of the feed device;
FIG. 4 is a schematic view of the structure of the discharging device;
FIG. 5 is a schematic view of the structure of the outfeed transfer mechanism of the outfeed device;
fig. 6 is a schematic diagram of the front structure of the zincating furnace;
FIG. 7 is a schematic view of the right view of FIG. 6;
fig. 8 is a schematic perspective view of a zinc impregnation furnace;
FIG. 9 is a schematic view of the structure of a door panel body of a lifting oven door;
FIG. 10 is a schematic view of the structure of the guide rails of the lifting oven door;
FIG. 11 is a schematic elevational view of the hearth carriage;
FIG. 12 is a schematic side elevational view of the hearth carriage;
FIG. 13 is a schematic view of the bottom structure of the hearth carriage;
FIG. 14 is a schematic view of the construction of the roller assembly mechanism;
FIG. 15 is a schematic view of the structure of a closing layer processing apparatus;
FIG. 16 is a schematic view of the closure actuator of the closure layer processing apparatus;
FIG. 17 is a schematic view of the structure of the discharge mechanism of FIG. 15 in the direction A;
fig. 18 is an enlarged schematic view of the structure of B in fig. 16.
In the figure: 1-feeding device, 101-feeding transfer mechanism, 111-feeding transfer car, 112-rack, 113-turning driving unit, 102-feeding driving mechanism, 121-feeding track, 122-feeding transmission sprocket, 123-feeding driving sprocket, 124-feeding driven sprocket, 103-foundation pit, 2-zincification furnace, 201-furnace body, 211-furnace body, 212-heating part, 213-lifting furnace door, 2131-furnace door bracket, 2132-door plate, 2133-windlass, 2134-guiding slide rail, 2135-inner rail, 2136-outer rail, 2137-inner guide wheel, 2138-outer guide wheel, 2139-bending section, 2130-pulley block, 202-furnace bottom trolley, 221-trolley frame, 222-furnace platen, 223-supporting wheel group mechanism, 2231-driving riding wheel, 2232-driven riding wheel, 2233-transmission shaft, 2234-riding wheel box, 2235-limit ring groove, 2236-water cooling cavity, 2237-water cooling pipeline, 224-riding wheel driving mechanism, 2241-riding wheel driving motor, 2242-motor gear, 2243-shaft end gear, 2244-driving chain, 2245-tensioning wheel, 225-trolley driving mechanism, 2251-trolley driving motor, 2252-rolling wheel shaft, 2253-rolling wheel, 2254-in-out track, 2255-wheel shaft transmission piece, 3-discharging device, 301-discharging driving mechanism, 311-discharging track, 312-discharging transmission sprocket, 314-discharging driving sprocket, 314-discharging driven sprocket, 302-discharging transferring mechanism, 321-discharging transfer trolley, 322-turnover frame, 323-turnover frame body, 324-carrier roller, 325-turnover cylinder, 326-arc slide plate, 303-screening mechanism, 4-closed layer processing device, 401-feeding mechanism, 411-feeding hopper, 412-feeding frame, 413-feeding conveyor, 402-closed track bin, 421-washing tank, 422-passivation tank, 423-cleaning tank, 403-closed executing mechanism, 431-translation track, 432-track frame, 433-translation drive, 434-lifting frame, 435-lifting drive, 436-material box, 404-discharging mechanism, 441-discharging hopper, 442-discharging executing unit, 4421-discharging executing bracket, 4422-discharging cylinder, 405-drying mechanism, 451-drying conveyor, 452-drying box, 406-chute board, 407-sliding box board, 408-roller limit mechanism, 5-dust removing equipment, 6-zinc-infiltration tank.
Detailed Description
The track fitting heating powder zincification production line of the present invention is described in more detail below with reference to the accompanying drawings and by way of specific embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Referring to fig. 1 and 6, the track accessory heating powder zinc-impregnation production line of the embodiment comprises a zinc-impregnation furnace, a feeding device, a discharging device and a closed layer treatment device, wherein the zinc-impregnation furnace is of a symmetrical independent furnace body structure and is used for providing a high Wen Shenxin environment for zinc-impregnation treatment of the track accessory, the zinc-impregnation furnace comprises a furnace body and a furnace bottom trolley, the furnace body is symmetrically provided with mutually independent and isolated unit furnace chambers along the length direction, and furnace mouths of the unit furnace chambers are respectively positioned at two ends of the furnace body; the furnace bottom trolley can be arranged in the unit furnace chamber in an in-out matching manner; the furnace body comprises a furnace body, a heating part and a lifting furnace door, the unit furnace chambers are symmetrically arranged at two ends of the furnace body, the bottom and the end parts of the unit furnace chambers are arranged in an open mode, the heating part is fixedly arranged on the inner side wall of the unit furnace chamber, the lifting furnace door can be arranged at a furnace opening of the end part of the outer side of the unit furnace chamber in an opening and closing mode, and the lifting furnace door is used for enclosing the unit furnace chamber into a cube inner cavity with the bottom open; the heating part is electrically heated, the heating part is fixedly arranged on the two side walls and the top wall of the unit furnace chamber, the section shape of the heating part is U-shaped, the design that only the top part is heated in the prior art is replaced, the three-side heating ensures that the whole temperature of the zincing furnace is more uniform, and the zincing effect and the zincing efficiency are obviously improved.
Referring to fig. 7-10, in this embodiment, the lifting furnace door comprises a furnace door support, a door plate body, a winch, guide sliding rails, a pulley block and a lifting rope, wherein the furnace door support is fixedly arranged at the upper part of a furnace mouth of the unit furnace chamber, the pulley block is fixedly arranged on the furnace door support, the winch is fixedly arranged at the side part of the furnace mouth of the furnace body, the guide sliding rails are symmetrically arranged at the inner side of the furnace door support, and the door plate body is arranged between the guide sliding rails and under the furnace door support by lifting rope driven by the winch; the guide slide rail is provided with interior guide rail and outer guide rail in its width direction, door plant body both sides all are provided with interior guide pulley and the outer guide pulley in the interior, outer guide rail of cooperation, interior guide rail and outer guide rail parallel arrangement, and interior, outer guide rail all are provided with the bending section towards the furnace gate direction in the bottom to the door plant body can compress tightly the fire door.
In this embodiment, referring to fig. 11-14, the furnace bottom trolley comprises a trolley frame, a furnace platen, a riding wheel set mechanism, a riding wheel driving mechanism and a trolley driving mechanism, wherein the furnace platen is fixedly arranged at the top of the trolley frame, and the width of the furnace platen is matched with the width of an inner cavity of the furnace body; the riding wheel set mechanisms are uniformly distributed on the trolley frame along the length direction of the trolley frame in a straight line, and a matching notch is formed in a furnace platen corresponding to the riding wheel set mechanisms in position and used for placing the zinc impregnation tank on the riding wheel set mechanisms; the riding wheel driving mechanism is fixedly arranged on the trolley frame below the riding wheel group mechanism and used for driving the riding wheel group mechanism to rotate; the trolley driving mechanism is fixedly arranged at the bottom of the trolley frame and used for driving the trolley frame to translate into and out of the furnace body; the heat-insulating layer is fixedly arranged on the furnace table plate, and the size of the heat-insulating layer is matched with that of the furnace table plate.
Referring to fig. 11 and 14, the riding wheel set mechanism is symmetrically arranged in the width direction of the trolley frame, the riding wheel set mechanism comprises a driving riding wheel and a driven riding wheel, transmission shafts are arranged between the driving riding wheels for synchronous transmission, the driving riding wheel and the driven riding wheel are fixedly arranged in a riding wheel box through bearings, and the riding wheel box is detachably and fixedly arranged on the trolley frame through fasteners; the circumferential surfaces of the driving riding wheel and the driven riding wheel are provided with limiting ring grooves around the rotating shaft, and flanges on the zinc permeation tank are arranged in the limiting ring grooves in a rolling way; the periphery of the bearing in the wheel supporting box is provided with water cooling cavities, each water cooling cavity is communicated in series through a water cooling pipeline, and the water cooling pipeline is externally connected with a cooling water source.
Referring to fig. 11, in this embodiment, the riding wheel driving mechanism includes a riding wheel driving motor with a speed reducer, a motor gear, a shaft end gear and a driving chain, the motor gear is disposed on an output shaft of the speed reducer, the shaft end gear drives the dragging wheel set mechanism to rotate, the motor gear drives the shaft end gear to rotate through the driving chain, and a tensioning wheel is disposed on a trolley frame between the motor gear and the shaft end gear.
In this embodiment, referring to fig. 12 and 13, the trolley driving mechanism includes a trolley driving motor with a speed reducer, a rolling wheel shaft, rolling wheels, an in-out track and a wheel shaft transmission member, wherein the rolling wheels are fixedly arranged at two ends of the rolling wheel shaft, and the trolley driving motor drives the rolling wheel shaft to rotate through the wheel shaft transmission member, so that the rolling wheels roll on the in-out track; the wheel axle driving part is in chain driving or gear driving.
Referring to fig. 2 and 3, in the present embodiment, the feeding device is disposed at an end of the zincification furnace, and is used for zincification feeding of railway accessory products of the zincification furnace; the feeding device comprises a feeding driving mechanism and a feeding transferring mechanism, the feeding transferring mechanism comprises a feeding transferring trolley, a placing frame and a turnover driving unit, a rail wheel is arranged at the bottom of the feeding transferring trolley, the placing frame is rotatably hinged to the middle of the feeding transferring trolley, the turnover driving unit is arranged on the feeding transferring trolley at the side part of the placing frame, the placing frame is driven by the turnover driving unit to vertically turn over on the feeding transferring trolley, and a conventional zinc permeation tank is clamped and arranged on the placing frame; the overturning driving unit comprises an overturning connecting piece and an overturning hydraulic cylinder, the overturning connecting piece is fixed on a rotating shaft of the placing frame, and the hydraulic cylinder is hinged to the side part of the feeding transfer trolley; the feeding driving mechanism comprises a feeding track, a stepping motor, a feeding driving sprocket and a feeding driven sprocket, wherein one end of the track is provided with the feeding driving sprocket driven by the stepping motor, the other end of the track is provided with the feeding driven sprocket and a sunken foundation pit, the feeding transfer trolley is arranged on the feeding track through a rail wheel, the feeding driving sprocket and the feeding driven sprocket are driven by a chain, and the feeding driving sprocket is fixedly arranged on a rail wheel shaft of the feeding transfer trolley and is driven to rotate by the chain between the feeding driving sprocket and the feeding driven sprocket; and a travelling crane is arranged above the feeding track.
In this embodiment, referring to fig. 4 and 5, the discharging device is arranged on one side of the feeding device in parallel, and is used for discharging, sieving and cooling the railway fittings after the zinc impregnation treatment; the discharging device comprises a discharging driving mechanism, a discharging transferring mechanism and a screening mechanism, wherein the discharging transferring mechanism comprises a discharging transferring vehicle and a turning frame, a rail wheel is arranged at the bottom of the discharging transferring vehicle, the turning frame comprises a turning frame body, a carrier roller with a carrier roller driving motor and a turning cylinder, the front end of the turning frame body is hinged to the front end of the discharging transferring vehicle, the carrier roller is arranged at four corners of the turning frame body, the free end of the turning cylinder is hinged to the rear end of the turning frame body, the tail end of the turning cylinder is hinged to the discharging transferring vehicle, the carrier roller of the turning frame body is used for placing a zinc permeation tank, and an arc-shaped sliding plate is fixed at the end of the turning frame body; the discharging driving mechanism comprises a discharging track, a stepping motor, a discharging driving sprocket and a discharging driven sprocket, wherein one end of the discharging track is provided with the discharging driving sprocket driven by the stepping motor, the other end of the discharging track is provided with the discharging driven sprocket, the discharging transfer trolley is arranged on the discharging track through a rail wheel, the discharging driving sprocket and the discharging driven sprocket are driven by a chain, and the discharging driving sprocket is fixedly arranged on a rail wheel shaft of the discharging transfer trolley and is driven to rotate by the chain between the discharging driving sprocket and the discharging driven sprocket; the screening mechanism is fixedly arranged at the end part of the discharging track and at the tail end of the arc-shaped sliding plate, and the powder screening mechanism is of a conventional drum screen structure and is used for screening and separating railway track accessories from zinc powder.
Referring to fig. 1, in this embodiment, the foundation pit end of the feeding device and the screening mechanism end of the discharging device are arranged in parallel, and dust removing equipment is arranged above the foundation pit end of the feeding device and the screening mechanism end of the discharging device, and is used for removing dust during feeding and discharging screening.
Referring to fig. 15-18, the sealing layer treatment device is arranged at the discharging end of the discharging device and is used for passivating and sealing the galvanized railway fitting surface; the closed layer treatment device comprises a feeding mechanism, a closed track bin, a closed executing mechanism, a discharging mechanism and a drying mechanism, wherein the closed track bin is fixedly arranged at the tail end of the feeding mechanism, the closed track bin comprises a plurality of liquid storage tanks which are arranged in a straight line and are used for storing product closed liquid, each liquid storage tank of the closed track bin comprises a water washing tank, a passivation tank and a cleaning tank which are arranged in parallel in sequence in a straight line, and the water washing tank is arranged below the tail end of the feeding mechanism; a closed cover with a protective door is fixedly arranged on the periphery of the liquid storage tank; the closed executing mechanism is arranged above the closed track bin in a sliding manner and is used for driving the track accessory passivation and closing process; the discharging mechanism is fixedly arranged at the tail end of the closed track bin; the drying mechanism is fixedly arranged at the side part of the discharging mechanism and used for drying the passivated and sealed rail fittings.
Referring to fig. 15, the feeding mechanism of the closed layer processing device comprises a feeding hopper, a feeding frame and a feeding conveyor, wherein the feeding conveyor is fixedly arranged on the feeding frame, and the feeding hopper is fixedly arranged on the feeding frame at one end of the feeding conveyor.
The closed executing mechanism comprises a translation track, a track frame, a translation drive, a lifting frame, a lifting drive and a material box, and referring to fig. 16, the translation track is fixedly arranged above the closed track bin, the track frame is arranged on the translation track through roller matching, the translation drive drives the track frame to move on the translation track, the lifting frame is driven by the lifting drive to be in sliding fit with the track frame through a sliding rail structure, the material box is fixedly arranged at the bottom end of the lifting frame, and the material box bottom plate is of a sliding groove type opening structure; referring to fig. 18, at least one roller limiting mechanism is fixedly arranged on the rail frame outside the lifting frame, the roller limiting mechanism comprises a bearing and a roller shaft, two rollers are coaxially arranged on the roller shaft, and the rollers are fixedly arranged on the side part of the rail frame through the bearing.
The discharging mechanism comprises a discharging funnel and a discharging execution unit, and referring to fig. 15 and 17, the discharging funnel is fixedly arranged at the tail end of the closed track bin, the discharging execution unit is fixedly arranged at the side part of the discharging funnel, and the discharging execution unit is used for discharging materials of the closed execution mechanism into the discharging funnel; the unloading execution unit comprises an unloading execution support and an unloading cylinder, wherein the unloading cylinder is fixedly arranged on the unloading execution support, and the unloading cylinder is vertically arranged in a closed track bin.
In this embodiment, referring to fig. 15, the drying mechanism includes a drying conveyor and a drying box, the feeding end of the drying conveyor is located below the unloading mechanism, the drying box is wrapped around the periphery of the drying conveyor, the product after passivation and sealing passes through the drying box through the drying conveyor, and finally dries the finished railway rail fittings, and then packages the finished products.
The working principle of the track accessory heating powder zinc-impregnation production line is as follows:
firstly, a zinc impregnation tank is lifted by a crane and placed in a foundation pit of a feeding device, railway track fittings and zinc powder to be impregnated are placed in the zinc impregnation tank, after the zinc impregnation tank is completely filled and sealed, a charging barrel is lifted by the crane, a feeding transfer trolley is moved to the side part of the foundation pit at the end part of the feeding track, a turnover driving unit is operated to keep a rack vertical, the zinc impregnation tank is placed on the rack, a hydraulic cylinder is started, the rack is turned into a horizontal state, the feeding transfer trolley is moved to the opposite end of the foundation pit where the feeding track is arranged, at the moment, a feeding transfer trolley is positioned at the end part of the zinc impregnation furnace, meanwhile, a furnace bottom trolley of the zinc impregnation furnace is moved to the outer end of an inlet and outlet track, the zinc impregnation tank after being lifted and charged by the crane arranged above the zinc impregnation furnace is arranged in a limit ring groove of a supporting wheel by the crane, and the process is repeated for a plurality of times until the furnace bottom trolley corresponding to furnace cavities at two sides are filled with the zinc impregnation tank, and thus the feeding operation is completed.
Then, the trolley driving mechanism is operated to push the furnace bottom trolley into the zinc impregnation furnace, the lifting furnace door is closed, the lifting furnace door is pressed towards the furnace mouth when the furnace door is about to be closed, tight sealing of the furnace body is achieved, the zinc impregnation furnace is started, meanwhile, the riding wheel driving mechanism is started, the riding wheel driving motor drives the driving riding wheel to rotate through the driving chain, the riding wheel drives the zinc impregnation tank to rotationally impregnate zinc in the high Wen Shenxin furnace, the heat preservation layer on the furnace platen effectively isolates the high temperature of the furnace chamber, meanwhile, circulating cooling water is introduced into the water cooling chamber, the bearing of the riding wheel box which works for a long time is continuously and forcedly cooled, and after the zinc impregnation is finished, the trolley driving mechanism is operated again to withdraw the furnace bottom trolley from the zinc impregnation furnace to the outer end of the inlet and outlet track, so that zinc impregnation treatment is completed.
When the furnace bottom trolley withdraws from the zinc impregnation furnace, the discharging transfer trolley of the discharging device moves to one end of the discharging track close to the zinc impregnation furnace, the travelling crane is operated to place the cooled zinc impregnation tank on the roll-over stand carrier roller of the discharging transfer mechanism, the discharging driving mechanism drives the discharging transfer trolley to move on the discharging track until reaching one end of the discharging track close to the screening mechanism, at the moment, the end part of the arc-shaped sliding plate on the discharging device is just positioned at the feed inlet of the screening mechanism, the sealing cover of the zinc impregnation tank is opened, the roll-over cylinder jacks up the tail part of the roll-over stand body, so that the tail part of the zinc impregnation tank is higher than the head part, the carrier roller driving motor drives the carrier roller to rotate, the zinc powder is poured out from the front end of the zinc impregnation tank, the zinc powder falls into the ash storage hopper of the drum screen of the screening mechanism, dust produced when the dust collection equipment rotates the zinc impregnation tank is sucked away, and at the moment, a discharging cycle is completed.
Then, the rail fittings are conveyed into the feeding hopper of the feeding mechanism of the closed layer processing device through the travelling crane, the closed layer processing device is started, the railway rail fittings are lifted and conveyed through the feeding conveyor, the tail end of the feeding conveyor slides into the material box of the closed executing mechanism through the material sliding plate, at the moment, the material box is positioned above the washing tank at the tail end of the feeding conveyor, the position is the initial position of the material box in the closed rail bin, when the product in the material box reaches the specified capacity, the feeding conveyor stops working, the material box of the closed executing mechanism starts to descend through the lifting frame and the lifting drive, is immersed into the washing tank for a set time, then the lifting frame lifts and translates the material box into the passivation tank again for a set time, then the lifting frame lifts and translates the material box to finally submerge into the washing tank for repeated washing, then translates into the position of the discharging mechanism, the discharging cylinder is operated to extend, the discharging cylinder is connected with the sliding box plate of the material box, then the discharging cylinder is operated to retract, the rail fittings are discharged into the hopper and then fall into the drying conveyor, and then the material enters the drying box through the drying conveyor for drying rail, the material box is lifted for a set time, and the material is packed and dried.
Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of the terms "a" or "an" and the like in the description and in the claims do not necessarily imply a limitation on the amount. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. "connected" or "connected" and the like are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect.
While the exemplary embodiments of the present invention have been described in detail with reference to the preferred embodiments, those skilled in the art will appreciate that many changes and modifications can be made to the specific embodiments described above without departing from the spirit of the invention, and that many combinations of technical features and structures can be made without departing from the scope of the invention.
Claims (10)
1. A track accessory heating powder zinc-impregnation production line which characterized in that: comprising
The zinc-impregnation furnace is of a symmetrical independent furnace body structure and is used for providing a high Wen Shenxin environment for zinc-impregnation treatment of rail fittings, the zinc-impregnation furnace comprises a furnace body and a furnace bottom trolley, the furnace body is symmetrically provided with mutually independent and isolated unit furnace chambers along the length direction, and furnace openings of the unit furnace chambers are respectively positioned at two ends of the furnace body; the furnace bottom trolley can be arranged in the unit furnace chamber in an in-out matching manner;
the feeding device is arranged at the end part of the zincification furnace and is used for zincification feeding of railway accessory products of the zincification furnace;
the discharging device is arranged on one side of the feeding device in parallel and is used for discharging, screening and cooling the railway fittings after the zinc impregnation treatment; and
the sealing layer treatment device is arranged at the discharging end of the discharging device and is used for passivating and sealing the surface of the galvanized railway fitting; the closed layer treatment device comprises a feeding mechanism, a closed track bin, a closed executing mechanism, a discharging mechanism and a drying mechanism, wherein the closed track bin is fixedly arranged at the tail end of the feeding mechanism and comprises a plurality of liquid storage tanks which are arranged in a straight line and used for storing product closed liquid; the closed executing mechanism is arranged above the closed track bin in a sliding manner and is used for driving the track accessory passivation and closing process; the discharging mechanism is fixedly arranged at the tail end of the closed track bin; the drying mechanism is fixedly arranged at the side part of the discharging mechanism and used for drying the passivated and sealed rail fittings.
2. The track fitting heating powder zincification production line according to claim 1, wherein: the furnace body includes stove body, heating portion and lift furnace gate, unit furnace chamber symmetry sets up in the both ends of stove body, unit furnace chamber bottom and tip open setting, heating portion is fixed to be set up on unit furnace chamber inside wall, the lift furnace gate can open and shut and set up in the stove mouth department of unit furnace chamber outside tip, and the lift furnace gate is used for enclosing the unit furnace chamber into the open cube inner chamber in bottom.
3. The track fitting heating powder zincification production line according to claim 1, wherein: the furnace bottom trolley comprises a trolley frame, a furnace platen, a riding wheel set mechanism, a riding wheel driving mechanism and a trolley driving mechanism, wherein the furnace platen is fixedly arranged at the top of the trolley frame, and the width of the furnace platen is matched with the width of an inner cavity of the furnace body; the riding wheel set mechanisms are uniformly distributed on the trolley frame along the length direction of the trolley frame in a straight line, and a matching notch is formed in a furnace platen corresponding to the riding wheel set mechanisms in position and used for placing the zinc impregnation tank on the riding wheel set mechanisms; the riding wheel driving mechanism is fixedly arranged on the trolley frame below the riding wheel group mechanism and used for driving the riding wheel group mechanism to rotate; the trolley driving mechanism is fixedly arranged at the bottom of the trolley frame and used for driving the trolley frame to translate into and out of the furnace body; the heat-insulating layer is fixedly arranged on the furnace table plate, and the size of the heat-insulating layer is matched with that of the furnace table plate.
4. A rail fitting heating powder zincification line according to claim 3, wherein: the riding wheel set mechanism is symmetrically arranged in the width direction of the trolley frame and comprises a driving riding wheel and a driven riding wheel, transmission shafts are arranged between the driving riding wheels for synchronous transmission, the driving riding wheel and the driven riding wheel are fixedly arranged in a riding wheel box through bearings, and the riding wheel box is detachably and fixedly arranged on the trolley frame through fasteners; the periphery of the bearing in the wheel supporting box is provided with water cooling cavities, each water cooling cavity is communicated in series through a water cooling pipeline, and the water cooling pipeline is externally connected with a cooling water source; the riding wheel driving mechanism comprises a riding wheel driving motor with a speed reducer, a motor gear, a shaft end gear and a driving chain, wherein the motor gear is arranged on an output shaft of the speed reducer, the shaft end gear drives the dragging wheel group mechanism to rotate, and the motor gear drives the shaft end gear to rotate through the driving chain.
5. The track fitting heating powder zincification production line according to claim 1, wherein: the feeding device comprises a feeding driving mechanism and a feeding transferring mechanism, the feeding transferring mechanism comprises a feeding transferring trolley, a placing frame and a turnover driving unit, a rail wheel is arranged at the bottom of the feeding transferring trolley, the placing frame is rotatably hinged to the middle of the feeding transferring trolley, the turnover driving unit is arranged on the feeding transferring trolley at the side part of the placing frame, the placing frame is driven by the turnover driving unit to vertically turn over on the feeding transferring trolley, and a conventional zinc permeation tank is clamped and arranged on the placing frame; the feeding driving mechanism comprises a feeding track, a stepping motor, a feeding driving sprocket and a feeding driven sprocket, wherein one end of the track is provided with the feeding driving sprocket driven by the stepping motor, the other end of the track is provided with the feeding driven sprocket and a sunken foundation pit, the feeding transfer trolley is arranged on the feeding track through a rail wheel, the feeding driving sprocket and the feeding driven sprocket are in chain transmission, the feeding driving sprocket is fixedly arranged on a rail wheel shaft of the feeding transfer trolley, and the feeding transfer trolley is driven to rotate by a chain between the feeding driving sprocket and the feeding driven sprocket.
6. The track fitting heating powder zincification production line according to claim 1, wherein: the discharging device comprises a discharging driving mechanism, a discharging transferring mechanism and a screening mechanism, wherein the discharging transferring mechanism comprises a discharging transferring vehicle and a turning frame, a rail wheel is arranged at the bottom of the discharging transferring vehicle, the turning frame comprises a turning frame body, a carrier roller with a carrier roller driving unit and a turning cylinder, the front end of the turning frame body is hinged to the front end of the discharging transferring vehicle, the carrier roller is arranged at four corners of the turning frame body, the free end of the turning cylinder is hinged to the rear end of the turning frame body, the tail end of the turning cylinder is hinged to the discharging transferring vehicle, the carrier roller of the turning frame body is used for placing a zinc permeation tank, and an arc-shaped sliding plate is fixed at the end of the turning frame body; the discharging driving mechanism comprises a discharging track, a stepping motor, a discharging driving sprocket and a discharging driven sprocket, wherein one end of the discharging track is provided with the discharging driving sprocket driven by the stepping motor, the other end of the discharging track is provided with the discharging driven sprocket, the discharging transfer trolley is arranged on the discharging track through a rail wheel, the discharging driving sprocket and the discharging driven sprocket are driven by a chain, and the discharging driving sprocket is fixedly arranged on a rail wheel shaft of the discharging transfer trolley and is driven to rotate by the chain between the discharging driving sprocket and the discharging driven sprocket; the screening mechanism is fixedly arranged at the end part of the discharging track and at the tail end of the arc-shaped sliding plate.
7. The track fitting heating powder zincification production line according to claim 1, wherein: the liquid storage tank of the closed track bin comprises a water washing tank, a passivation tank and a cleaning tank which are sequentially arranged in parallel in a straight line, and the water washing tank is arranged below the tail end of the feeding mechanism.
8. The track fitting heating powder zincification production line according to claim 1, wherein: the closed executing mechanism comprises a translation track, a track frame, a translation drive, a lifting frame, a lifting drive and a material box, wherein the translation track is fixedly arranged above a closed track bin, the track frame is arranged on the translation track in a matched mode through rollers, the translation drive drives the track frame to move on the translation track, the lifting frame is driven by the lifting drive to be in sliding fit with the track frame through a sliding rail structure, the material box is fixedly arranged at the bottom end of the lifting frame, and a material box bottom plate is of a sliding chute type opening structure.
9. The track fitting heating powder zincification production line according to claim 1, wherein: the discharging mechanism comprises a discharging funnel and a discharging execution unit, the discharging funnel is fixedly arranged at the tail end of the closed track bin, the discharging execution unit is fixedly arranged at the side part of the discharging funnel, and the discharging execution unit is used for discharging materials of the closed execution mechanism into the discharging funnel.
10. The track fitting heating powder zincification production line according to claim 1, wherein: the drying mechanism comprises a drying conveyor and a drying box, the feeding end of the drying conveyor is located below the discharging mechanism, the drying box is wrapped on the periphery of the drying conveyor, and the passivated and sealed product passes through the drying box through the drying conveyor.
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| CN202010333761.4A CN111349883B (en) | 2020-04-24 | 2020-04-24 | Track accessory heating powder zinc-impregnation production line |
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| CN202010333761.4A CN111349883B (en) | 2020-04-24 | 2020-04-24 | Track accessory heating powder zinc-impregnation production line |
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| CN111676443A (en) * | 2020-07-08 | 2020-09-18 | 天津市百胜亿创科技有限公司 | Continuous zinc impregnation equipment |
| CN112299038B (en) * | 2020-11-18 | 2024-06-04 | 中冶赛迪工程技术股份有限公司 | Charging device for metal surface corrosion prevention technology |
| CN114000099A (en) * | 2021-11-03 | 2022-02-01 | 北京铁科首钢轨道技术股份有限公司 | Full-automatic continuous zinc impregnation anti-corrosion process for elastic strip |
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