CN114472042A - Automatic rust removing and spraying system and method for turnout steel rail - Google Patents
Automatic rust removing and spraying system and method for turnout steel rail Download PDFInfo
- Publication number
- CN114472042A CN114472042A CN202210050000.7A CN202210050000A CN114472042A CN 114472042 A CN114472042 A CN 114472042A CN 202210050000 A CN202210050000 A CN 202210050000A CN 114472042 A CN114472042 A CN 114472042A
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- Prior art keywords
- steel rail
- conveying line
- conveying
- spraying
- workpiece
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B16/00—Spray booths
- B05B16/20—Arrangements for spraying in combination with other operations, e.g. drying; Arrangements enabling a combination of spraying operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B14/00—Arrangements for collecting, re-using or eliminating excess spraying material
- B05B14/40—Arrangements for collecting, re-using or eliminating excess spraying material for use in spray booths
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B16/00—Spray booths
- B05B16/90—Spray booths comprising conveying means for moving objects or other work to be sprayed in and out of the booth, e.g. through the booth
- B05B16/95—Spray booths comprising conveying means for moving objects or other work to be sprayed in and out of the booth, e.g. through the booth the objects or other work to be sprayed lying on, or being held above the conveying means, i.e. not hanging from the conveying means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/02—Processes for applying liquids or other fluent materials performed by spraying
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
- B05D3/0254—After-treatment
- B05D3/0272—After-treatment with ovens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
- B05D7/16—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies using synthetic lacquers or varnishes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/08—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for polishing surfaces, e.g. smoothing a surface by making use of liquid-borne abrasives
- B24C1/086—Descaling; Removing coating films
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C9/00—Appurtenances of abrasive blasting machines or devices, e.g. working chambers, arrangements for handling used abrasive material
Abstract
The invention relates to an automatic rust removing and spraying system and method for a turnout steel rail. The method comprises the following steps: (1) placing a steel rail workpiece on a feeding conveying line; (2) conveying the steel rail to a derusting and shot blasting machine for derusting treatment of the surface of the sawed steel rail; (3) the surface rust removing and cleaning conveyor line is used for conveying the steel plate into a surface cleaning device for deep cleaning; (4) conveying the product into a paint spraying room for spraying paint; (5) conveying the steel rail workpiece to a drying room for drying treatment, and conveying the dried steel rail workpiece to a discharging conveying line through a steel rail transplanting mechanism; (6) and (5) blanking by a blanking mechanism. The invention can realize the rapid rust removal and the full-section coating of the surface of the steel rail, the steel rail can reach certain smoothness after rust removal, better rust removal effect is realized, the requirement of steel rail coating is met, the coated steel rail can reach certain anticorrosion effect, and the process requirement is met.
Description
Technical Field
The invention relates to the technical field of rust removing and spraying of turnout steel rails, in particular to an automatic rust removing and spraying system and method for turnout steel rails.
Background
The steel rail is one of the most critical parts of the turnout, and the product quality of the steel rail determines the safety level of the railway. The department of industry and business materials has the condition that turnout rail pieces with different degrees can not be normally used due to serious corrosion because the turnout rail pieces are stored in the open air in a construction site for a long time, and the open-air stock ground of a company also faces the same problem, thereby causing a great deal of waste. In the face of increasingly severe market competition, it is necessary to develop an automatic rail surface pretreatment process to comprehensively improve the appearance quality of turnout products.
The traditional switch rail surface corrosion prevention has the following problems:
the switch rail corrosion prevention method is to manually coat the surface of an original rust layer with rust, the labor intensity of workers is high, the corrosion resistance of the rail is poor, the existing manual paint coating method cannot meet the environmental protection requirement, and the process can be rapidly eliminated.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an automatic rust removing and spraying system and method for a turnout steel rail, which can realize quick rust removal and full-section coating on the surface of the steel rail, the steel rail can reach certain smoothness after rust removal, realize better rust removing effect, meet the requirement of steel rail coating, and the coated steel rail can reach certain anticorrosion effect and meet the technological requirement.
The technical scheme of the invention is as follows:
the automatic rust removing and spraying system for the turnout steel rail comprises a conveying line, a steel rail surface rust removing and shot blasting machine, a surface cleaning device, a paint spraying room, a drying room, a waste gas treatment device, a steel rail transplanting mechanism and a discharging mechanism; the conveying line sequentially consists of a feeding conveying line, a surface rust removal cleaning conveying line, a paint spraying conveying line, a transfer conveying line, a drying conveying line and a discharging conveying line from a feeding end to a discharging end; the steel rail sawing surface rust removal shot blasting machine is arranged between the feeding conveying line and the surface rust removal cleaning conveying line in a matching mode, a feeding hole of the steel rail sawing surface rust removal shot blasting machine is in matched butt joint with an output end of the feeding conveying line, and a steel rail workpiece conveyed by the feeding conveying line is received; the surface cleaning device is arranged on the surface rust removal cleaning conveying line on the discharge side of the steel rail saw surface rust removal shot blasting machine in a matching manner; a feed port of the surface cleaning device is in matched butt joint with a discharge port of the derusting shot blasting machine for the surface of the sawed steel rail; the paint spray booth is matched with the discharge side of the surface cleaning device and is connected with the discharge side of the surface cleaning device through the transfer conveying line; the paint spraying conveying line penetrates through the paint spraying room, and a feed inlet of the paint spraying room faces to a discharge end of the transfer conveying line; the drying room is arranged on the discharge side of the paint spraying room and used for receiving the steel rail workpieces conveyed by the paint spraying conveying line; the drying conveying line penetrates through the drying room, and a feeding hole of the drying room faces to a discharging hole of the paint spraying room; the waste gas treatment device is arranged outside the conveying line in a matching mode and is respectively communicated with the surface cleaning device and the drying room in a matching mode through a waste gas conveying pipeline; the steel rail transplanting mechanism is arranged on the drying conveying line in the drying room in a matching manner; the discharging mechanism is matched with and arranged on the discharging conveying line outside the discharging port of the drying room.
Automatic rust cleaning spraying system of switch rail, wherein: the blanking mechanism comprises a blanking storage rack and an air cylinder; the discharging material storage rack and the air cylinder are respectively installed on two opposite sides of the discharging conveying line in the width direction in a matched mode.
Automatic rust cleaning spraying system of switch rail, wherein: the conveying line consists of a support frame and a conveying roller way which is installed on the upper part of the support frame in a matching mode.
Automatic rust cleaning spraying system of switch rail, wherein: the waste gas treatment device is positioned outside the steel rail sawing surface rust removal shot blasting machine, the surface cleaning device, the paint spraying room and the drying room.
An automatic rust removing and spraying method for turnout steel rails is based on the automatic rust removing and spraying system for turnout steel rails, and specifically comprises the following steps: (1) placing a steel rail workpiece on a feeding conveying line; (2) conveying the steel rail workpiece to a surface rust removal cleaning conveying line through a feeding conveying line, and then performing shot blasting and rust removal treatment on the steel rail workpiece in a steel rail surface rust removal shot blasting machine; (3) conveying the steel rail workpiece subjected to shot blasting rust removal treatment to a surface cleaning device through a surface rust removal cleaning conveying line for deep cleaning; (4) conveying the steel rail workpiece subjected to deep cleaning to a paint spraying conveying line through a transfer conveying line, and entering a paint spraying room for paint spraying; (5) conveying the steel rail workpiece after paint spraying to a drying conveying line, drying in a drying room, and slowly conveying the dried steel rail workpiece to a discharging conveying line through a steel rail transplanting mechanism; (6) and (4) discharging the steel rail workpiece which is conveyed to the discharging conveying line and is subjected to paint surface drying through a discharging mechanism.
The automatic rust removing and spraying method for the turnout steel rail comprises the following steps: and (3) performing shot blasting and rust removing treatment on the steel rail workpiece from four directions by using the steel rail surface sawing and rust removing shot blasting machine in the step (2).
The automatic rust removing and spraying method for the turnout steel rail comprises the following steps: and (3) deeply cleaning the surface of the steel rail workpiece by high-pressure compressed air in the surface cleaning device.
The automatic rust removing and spraying method for the turnout steel rail comprises the following steps: and (4) spraying paint on the upper surface and two side surfaces of the steel rail workpiece by using a spray gun in the paint spraying room.
The automatic rust removing and spraying method for the turnout steel rail comprises the following steps: in the step (5), the steel rail workpiece is baked for 30-60min in a drying room at 40-80 ℃ to ensure that the paint is dried on the surface.
The automatic rust removing and spraying method for the turnout steel rail comprises the following steps: and in the step (6), the steel rail workpiece is moved to the blanking storage rack from the discharging conveying line through the air cylinder.
Has the advantages that:
the automatic rust removing and spraying system for the turnout steel rail is reasonable in structural layout, is a full-automatic assembly line system, can efficiently realize the integrated treatment of rust removing, coating, surface cleaning, drying, waste gas treatment, blanking and the like of a steel rail workpiece, can realize the rapid rust removing and full-section coating of the steel rail surface, is high in rust removing and spraying efficiency and good in effect, can achieve certain anti-corrosion requirement and smoothness after the pretreatment of the steel rail workpiece is completed, can realize a good rust removing effect, meets the requirement of coating the steel rail workpiece, and meets the process requirement.
The automatic rust removing and spraying method for the turnout steel rail has reasonable conception and simple operation process, can realize quick rust removal and full-section coating on the surface of the steel rail, can achieve certain anticorrosion requirements and smoothness after the pretreatment of the steel rail workpiece is finished, realizes better rust removing effect, meets the coating requirements of the steel rail workpiece, and meets the process requirements; and the concrete advantages are embodied in the following points: (1) the automatic rust removing and spraying of the steel rail workpiece are realized, the automation degree of the steel rail workpiece coating is improved, the production efficiency is improved, the steel rail workpiece coating quality is improved, and the anti-corrosion requirement under various conditions can be met; (2) all paint mist and harmful gas generated in the spraying process are effectively treated, and the steel rail workpiece coating process meets the national environmental protection requirement; (3) the operation requirements of steel rail workpieces with various rail types and lengths are met.
Drawings
Fig. 1 is a schematic structural diagram of the automatic rust removing and spraying system for the turnout steel rail.
Detailed Description
As shown in fig. 1, the automatic rust removing and spraying system for turnout steel rails comprises a conveying line 1, a rust removing and shot blasting machine 2 for sawing the surfaces of the steel rails, a surface cleaning device 3, a paint spraying room 4, a drying room 5, a waste gas treatment device 6, a steel rail transplanting mechanism 7 and a blanking mechanism 8.
The conveying line 1 is arranged on the ground and consists of a support frame and a conveying roller way which is arranged at the upper part of the support frame in a matching way; wherein, this transfer chain 1 includes material loading transfer chain 11, clean transfer chain 12 of surface rust cleaning, the transfer chain 13 of spraying paint, transfer chain 14, stoving transfer chain 15 and ejection of compact transfer chain 16 from the feed end to the discharge end in proper order.
The saw steel rail surface rust removal shot blasting machine 2 is arranged between the feeding conveying line 11 of the conveying line 1 and the surface rust removal cleaning conveying line 12 in a matching mode, a feeding hole of the saw steel rail surface rust removal shot blasting machine is in butt joint with an output end of the feeding conveying line 11 of the conveying line 1 in a matching mode, and a steel rail workpiece conveyed by the feeding conveying line 11 of the conveying line 1 is received.
The surface cleaning device 3 is arranged on a surface rust removing and cleaning conveying line 12 positioned on the discharge side of the steel rail surface rust removing and shot blasting machine 2 in a matching way; wherein, the feed inlet of the surface cleaning device 3 is in butt joint with the discharge outlet of the derusting and shot blasting machine 2 for the surface of the sawed steel rail in a matching way.
The paint spray booth 4 is arranged at the discharge side of the surface cleaning device 3 in a matching way and is connected with the discharge side of the surface cleaning device 3 through a transfer conveying line 14; the paint spraying conveying line 13 of the conveying line 1 passes through the paint spraying room 4, and a feeding port of the paint spraying room 4 faces to a discharging end of the transfer conveying line 14.
The drying room 5 is arranged at the discharge side of the paint spray room 4 and receives the steel rail workpieces conveyed by the paint spray conveying line 13 of the paint spray room 4; the stoving transfer chain 15 of this transfer chain 1 passes stoving room 5, and the discharge gate of this spray booth 4 is faced towards to the feed inlet in this stoving room 5.
The waste gas treatment device 6 is arranged outside the steel rail surface derusting and shot blasting machine 2, the surface cleaning device 3, the paint spraying room 4 and the drying room 5 in a matching mode, and is respectively communicated with the surface cleaning device 3 and the drying room 5 in a matching mode through waste gas conveying pipelines.
The steel rail transplanting mechanism 7 is arranged on a drying conveying line 15 of the conveying line 1 in the drying room 5 in a matching mode.
The blanking mechanism 8 is arranged on the discharging conveyor line 16 of the conveyor line 1 outside the discharging port of the drying room 5 in a matching manner, and comprises a blanking storage rack 81 and an air cylinder 82; the blanking storage rack 81 and the air cylinder 82 are respectively installed on two opposite sides of the discharging conveying line 16 in the width direction in a matching manner.
The invention relates to an automatic rust removing and spraying method for a turnout steel rail, which comprises the following steps:
(1) placing a steel rail workpiece on the feeding conveying line 11;
(2) conveying the steel rail workpiece to a surface rust removal cleaning conveying line 12, and performing shot blasting and rust removal treatment on the steel rail workpiece from four directions in a steel rail surface rust removal shot blasting machine 2;
(3) the steel rail workpiece after the shot blasting rust removal treatment enters the surface cleaning device 3 through the surface rust removal cleaning conveying line 12, and the surface of the steel rail workpiece is deeply cleaned through high-pressure compressed air;
(4) conveying the steel rail workpiece after deep cleaning to a paint spraying conveying line 13 through a transfer conveying line 14, entering a paint spraying room 4, and spraying paint on the upper surface and two side surfaces of the steel rail workpiece by using a spray gun;
(5) conveying the steel rail workpiece after paint spraying to a drying conveying line 15, conveying the steel rail workpiece into a drying room 5, and slowly conveying the steel rail workpiece to a discharging conveying line 16 through a steel rail transplanting mechanism 7; meanwhile, the steel rail workpiece is baked for 30-60min in a drying room 5 at the temperature of 40-80 ℃ to ensure that the paint can be dried on the surface;
(6) the steel rail workpiece which is conveyed to the discharging conveyor line 16 and is dried on the paint surface is moved to a discharging storage rack 81 of the discharging mechanism 8 from the discharging conveyor line 16 through an air cylinder 82 of the discharging mechanism 8.
The automatic rust removing and spraying system for the turnout steel rail is simple and reasonable in structural design, can realize rapid rust removal and full-section coating on the surface of the steel rail, the steel rail after rust removal can reach a certain degree of finish, a good rust removing effect is realized, the requirement of steel rail coating is met, and the coated steel rail can reach a certain anticorrosion effect and meet the technological requirement.
The automatic rust-removing and spraying method for the turnout steel rail has reasonable conception and simple working procedures, can realize the operations of rust removal, surface cleaning, coating, drying, blanking and the like, and can reach certain anticorrosion requirements after the pretreatment of the steel rail is finished, thereby meeting the technological requirements.
Claims (10)
1. The utility model provides an automatic rust cleaning spraying system of switch rail which characterized in that: the system comprises a conveying line, a steel rail sawing surface rust removal shot blasting machine, a surface cleaning device, a paint spraying room, a drying room, a waste gas treatment device, a steel rail transplanting mechanism and a blanking mechanism;
the conveying line sequentially consists of a feeding conveying line, a surface rust removal cleaning conveying line, a paint spraying conveying line, a transfer conveying line, a drying conveying line and a discharging conveying line from a feeding end to a discharging end;
the steel rail sawing surface rust removal shot blasting machine is arranged between the feeding conveying line and the surface rust removal cleaning conveying line in a matching mode, a feeding hole of the steel rail sawing surface rust removal shot blasting machine is in matched butt joint with an output end of the feeding conveying line, and a steel rail workpiece conveyed by the feeding conveying line is received;
the surface cleaning device is arranged on the surface rust removal cleaning conveying line on the discharge side of the steel rail saw surface rust removal shot blasting machine in a matching manner; a feed port of the surface cleaning device is in matched butt joint with a discharge port of the derusting shot blasting machine for the surface of the sawed steel rail;
the paint spray booth is matched with the discharge side of the surface cleaning device and is connected with the discharge side of the surface cleaning device through the transfer conveying line; the paint spraying conveying line penetrates through the paint spraying room, and a feed inlet of the paint spraying room faces to a discharge end of the transfer conveying line;
the drying room is arranged on the discharge side of the paint spraying room and used for receiving the steel rail workpieces conveyed by the paint spraying conveying line; the drying conveying line penetrates through the drying room, and a feeding hole of the drying room faces to a discharging hole of the paint spraying room;
the waste gas treatment device is arranged outside the conveying line in a matching mode and is respectively communicated with the surface cleaning device and the drying room in a matching mode through a waste gas conveying pipeline;
the steel rail transplanting mechanism is arranged on the drying conveying line in the drying room in a matching manner;
the discharging mechanism is matched with and arranged on the discharging conveying line outside the discharging port of the drying room.
2. The automatic rust removing and spraying system for the turnout steel rail as claimed in claim 1, which is characterized in that: the blanking mechanism comprises a blanking storage rack and an air cylinder; the discharging material storage rack and the air cylinder are respectively installed on two opposite sides of the discharging conveying line in the width direction in a matched mode.
3. The automatic rust removing and spraying system for the turnout steel rail as claimed in claim 1, which is characterized in that: the conveying line consists of a support frame and a conveying roller way which is installed on the upper part of the support frame in a matching mode.
4. The automatic rust removing and spraying system for the turnout steel rail as claimed in claim 1, which is characterized in that: the waste gas treatment device is positioned outside the steel rail sawing surface rust removal shot blasting machine, the surface cleaning device, the paint spraying room and the drying room.
5. An automatic rust removing and spraying method for turnout steel rails is based on the automatic rust removing and spraying system for turnout steel rails as claimed in any one of claims 1 to 4, and is characterized in that the rust removing and spraying method specifically comprises the following steps:
(1) placing a steel rail workpiece on a feeding conveying line;
(2) conveying the steel rail workpiece to a surface rust removal cleaning conveying line through a feeding conveying line, and then performing shot blasting and rust removal treatment on the steel rail workpiece in a steel rail surface rust removal shot blasting machine;
(3) conveying the steel rail workpiece subjected to shot blasting rust removal treatment to a surface cleaning device through a surface rust removal cleaning conveying line for deep cleaning;
(4) conveying the steel rail workpiece subjected to deep cleaning to a paint spraying conveying line through a transfer conveying line, and entering a paint spraying room for paint spraying;
(5) conveying the steel rail workpiece after paint spraying to a drying conveying line, drying in a drying room, and slowly conveying the dried steel rail workpiece to a discharging conveying line through a steel rail transplanting mechanism;
(6) and (4) discharging the steel rail workpiece which is conveyed to the discharging conveying line and is subjected to paint surface drying through a discharging mechanism.
6. The automatic rust removing and spraying method for the turnout steel rail as claimed in claim 5 is characterized in that: and (3) performing shot blasting and rust removing treatment on the steel rail workpiece from four directions by using the steel rail surface sawing and rust removing shot blasting machine in the step (2).
7. The automatic rust removing and spraying method for the turnout steel rail as claimed in claim 5 is characterized in that: and (3) deeply cleaning the surface of the steel rail workpiece by high-pressure compressed air in the surface cleaning device.
8. The automatic rust removing and spraying method for the turnout steel rail as claimed in claim 5 is characterized in that: and (4) spraying paint on the upper surface and two side surfaces of the steel rail workpiece by using a spray gun in the paint spraying room.
9. The automatic rust removing and spraying method for the turnout steel rail as claimed in claim 5 is characterized in that: in the step (5), the steel rail workpiece is baked for 30-60min in a drying room at 40-80 ℃ to ensure that the paint is dried on the surface.
10. The automatic rust removing and spraying method for the turnout steel rail as claimed in claim 5 is characterized in that: and in the step (6), the steel rail workpiece is moved to the blanking storage rack from the discharging conveying line through the air cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210050000.7A CN114472042A (en) | 2022-01-17 | 2022-01-17 | Automatic rust removing and spraying system and method for turnout steel rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210050000.7A CN114472042A (en) | 2022-01-17 | 2022-01-17 | Automatic rust removing and spraying system and method for turnout steel rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114472042A true CN114472042A (en) | 2022-05-13 |
Family
ID=81512815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210050000.7A Pending CN114472042A (en) | 2022-01-17 | 2022-01-17 | Automatic rust removing and spraying system and method for turnout steel rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114472042A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115155916A (en) * | 2022-08-02 | 2022-10-11 | 中交第四航务工程局有限公司 | Sheet pile rust removing device and sheet pile processing system |
-
2022
- 2022-01-17 CN CN202210050000.7A patent/CN114472042A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115155916A (en) * | 2022-08-02 | 2022-10-11 | 中交第四航务工程局有限公司 | Sheet pile rust removing device and sheet pile processing system |
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