CN115106237A - Full-automatic rust cleaning of seamless steel pipe in pit integrative equipment that sprays paint - Google Patents
Full-automatic rust cleaning of seamless steel pipe in pit integrative equipment that sprays paint Download PDFInfo
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- CN115106237A CN115106237A CN202210953996.2A CN202210953996A CN115106237A CN 115106237 A CN115106237 A CN 115106237A CN 202210953996 A CN202210953996 A CN 202210953996A CN 115106237 A CN115106237 A CN 115106237A
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- 239000003973 paint Substances 0.000 title claims abstract description 80
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 58
- 239000010959 steel Substances 0.000 title claims abstract description 58
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 title claims abstract description 39
- 238000004140 cleaning Methods 0.000 title claims abstract description 23
- 239000007921 spray Substances 0.000 title claims abstract description 11
- 239000000463 material Substances 0.000 claims abstract description 90
- 238000005507 spraying Methods 0.000 claims abstract description 57
- 230000007246 mechanism Effects 0.000 claims abstract description 39
- 238000001035 drying Methods 0.000 claims abstract description 21
- 238000007599 discharging Methods 0.000 claims description 40
- 239000002912 waste gas Substances 0.000 claims description 19
- 238000005422 blasting Methods 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 14
- 239000000428 dust Substances 0.000 claims description 14
- 238000009826 distribution Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 12
- 238000000926 separation method Methods 0.000 claims description 8
- 230000006698 induction Effects 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 13
- 230000008439 repair process Effects 0.000 abstract description 6
- 238000010438 heat treatment Methods 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 238000011084 recovery Methods 0.000 abstract description 4
- 239000003245 coal Substances 0.000 abstract description 3
- 238000007592 spray painting technique Methods 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 10
- 238000010422 painting Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 230000000875 corresponding effect Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229920000728 polyester Polymers 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000005536 corrosion prevention Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
Images
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/16—Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling the spray area
- B05B12/32—Shielding elements, i.e. elements preventing overspray from reaching areas other than the object to be sprayed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0221—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts
-
- 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
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/033—Other grinding machines or devices for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
-
- 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
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
The utility model provides a full-automatic rust cleaning of seamless steel pipe in pit integrative equipment that sprays paint, includes material loading unit, rust cleaning unit, the unit of spraying paint, stoving unit, the unit of unloading that connects in proper order to and erect in the exhaust-gas treatment unit of above-mentioned unit and the controller of above-mentioned unit of cooperative control, and realize the full-automatic rust cleaning of seamless steel pipe and spray paint work. The automatic processing system is convenient to use and safe to operate, realizes a flow automatic processing assembly line for full-automatic feeding, surface cleaning, automatic controllable circulating spray painting, self-heating high-temperature electromagnetic drying, tail gas treatment and the like of the recovery pipeline through the coordinated combination of each mechanical mechanism and the control mechanism, can completely realize unmanned operation full-automatic processing of various air and water pipelines for coal mines, ensures the safety of the repair operation on the premise of improving the repair effect, and effectively improves the secondary reuse repair efficiency of the recovery pipeline.
Description
Technical Field
The invention relates to the field of underground air and water pipeline finishing, in particular to full-automatic derusting and paint spraying integrated equipment for an underground seamless steel pipe.
Background
At present, arrange three kinds of seamless steel pipes of wind water row according to the production demand in the pit, because special operational environment such as mine humidity, temperature height, this type of steel pipe uses after certain cycle, and the steel pipe is because the ageing damage of lacquer layer, and the corrosion is serious under special environment, and the very big degree has shortened the life cycle of seamless steel pipe, needs the periodic maintenance to change.
At present, most coal mine enterprises recover the steel pipes and need manual derusting and re-painting for reuse, and in the prior art, the derusting is generally carried out by using a general tool such as an angle grinder and a steel wire brush together through manpower, and the painting is carried out for anticorrosion through manual painting by using a paint roller. However, the disadvantages of the process are obvious, the weight of one steel pipe is usually more than twenty-five kilograms, the defects of low efficiency, poor derusting effect, uneven surface corrosion-resistant layer brushing and the like exist through complete manual treatment, the working hours are serious, and the production safety is not facilitated. In order to solve the above problems, a corresponding solution device is still lacking in the market.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the full-automatic derusting and paint spraying integrated equipment for the underground seamless steel pipe, which has the advantages of simple structure, safety, reliability and convenient use;
the equipment comprises a feeding unit, a rust removing unit, a paint spraying unit, a drying unit, a discharging unit, a waste gas treatment unit and a controller;
the feeding unit comprises an inclined material frame, an automatic material distributing mechanism and a chain feeding mechanism;
the bottom surface of the inclined material rack is a plane, the rear end of the bottom surface is provided with a baffle, and the front end of the bottom surface is provided with an inclined surface inclined downwards in the setting direction; the device has the functions of storing various seamless steel pipes to be maintained, and the steel pipes can automatically roll downwards along the inclined surface under the action of the inclined surface, so that the aim of continuous feeding is fulfilled;
the automatic material distributing mechanism consists of two groups of U-shaped material distributors, a material distributing cylinder and a proximity switch,
the U-shaped powder feeders are U-shaped frames in a channel steel form, the two groups of U-shaped material distributors are arranged at intervals, the openings of the two groups of U-shaped material distributors face opposite directions, and the openings of the U-shaped material distributors close to the sides of the seamless steel tubes face upwards; the U-shaped distributor is in power connection with the distribution cylinder; the proximity switch is arranged at the bottom of the front U-shaped distributor and is in signal connection with the controller; the automatic feeding device is used for detecting the transmission condition of the steel pipes and controlling the feeding sequence by matching with the working mode that the distributor discharges materials one at a time. When the approach switch monitors that no pipeline exists in the pipeline area, a signal is sent to the controller, the controller controls the material distribution cylinder to move to drive the rear U-shaped material distributor to move downwards, the front material distributor moves upwards, and under the dead weight of the inclined material frame pipeline, a steel pipe enters between the two material distributors, so that the material distribution purpose is achieved.
The chain feeding mechanism consists of a feeding rack, a driving mechanism, a driving chain, a conveying chain and a material shifting separation blade; the feeding machine frame is an assembly foundation of the chain feeding mechanism, a driving mechanism and a driving chain are arranged on the side edge of the feeding machine frame, and a conveying chain is rotatably arranged on the feeding machine frame;
the driving mechanism is in power connection with the conveying chains through the driving chains, at least three conveying chains are arranged at intervals, and the conveying chains are correspondingly arranged among the chains; the material poking separation blades are arranged on the conveying chains in an array manner, the material poking devices are composed of separation blades with the arrangement direction vertical to the chains, and the material poking devices on each chain are arranged at positions corresponding to each other;
the chain feeding mechanism is used for driving the machine head to drive the conveying chain to rotate through the driving chain under the action of the automatic control system, and the material poking device on the driving chain drives the pipeline to enter a track of the deruster;
the rust removing unit comprises a shot blasting rust remover and an automatic cleaning device, wherein a transmission roller of a feeding side pipeline of the rust remover is arranged in an inclined mode, and the transmission roller is a V-shaped wheel; the effect that realizes with this is that drive seamless steel pipe slows down backward marching. The steel pipe can rotate by itself in the advancing process through the friction of the V-shaped wheel in the advancing process, so that the rust removal is thorough;
on the discharge side of the deruster, the transmission roller is arranged in a flat wheel form, so that the condition that a paint layer is damaged by friction in the paint spraying process of a pipeline is effectively prevented;
an automatic cleaning device is arranged on the discharging side of the shot blasting rust remover and comprises a fixed barrel, and the fixed barrel is rotatably connected with a body on the discharging side of the rust remover through a bearing support; the outer side of the fixed barrel is in power connection with a main shaft of a spiral feeding mechanism of the deruster through a transmission belt, and the main shaft drives the fixed barrel to rotate under the action of friction force of the belt; cleaning brushes are uniformly arranged in the fixed barrel in an array manner; the device aims to automatically clean attachments on the pipeline after the pipeline is discharged from the discharging side, and prepares for next paint spraying and drying;
a paint spraying unit and a drying unit are arranged on the discharge side of the automatic cleaning device; thereby realizing the pipeline type paint spraying and corrosion prevention of the pipeline.
The specific arrangement form of the paint spraying unit adopts the following form: the paint spraying unit comprises a sealed paint spraying bin, a paint pool is arranged in the sealed paint spraying bin, a paint pool pipeline is connected with a paint spraying pump, the paint spraying pump pipeline is connected with a paint spraying pipe, and the paint spraying pipe is at least connected with two paths of spray heads; and a paint vehicle return pipe is arranged at the lower part of the sealed paint spraying bin, and redundant paint is recovered to a paint spraying pool for recycling.
The drying unit comprises a baking oven, two ends of the baking oven are penetrated for the steel pipe to enter and exit, an adjustable electromagnetic heater is integrated on the baking oven, a spiral magnetic induction coil is arranged on the inner wall surface of the baking oven in a surrounding mode, and the painted steel pipe is dried by self-heating of a pipeline under the action of a magnetic induction vortex after passing through the spiral magnetic induction coil;
the unloading unit consists of a sensor, an unloading main body frame, an unloading plate, an unloading cylinder, a conveying part and an inclined stacking part, wherein the inclined stacking part comprises a second material distributing cylinder, an inclined conveying chain and a material stacking frame;
the infrared sensor is arranged on a slide way at the tail section of the drying unit, and is in signal connection with the controller; the controller is connected with the discharging cylinder through signals;
the discharging main body frame is a main body supporting part of the discharging unit, and a discharging plate is hinged to the side edge of the frame; the frame is provided with a discharging cylinder adjacent to the side edge of the discharging plate, and the discharging cylinder is hinged with the end of the discharging plate; namely, the unloading cylinder acts to drive the unloading plate to rotate along the shaft, and the steel pipe positioned on the conveying frame of the derusting machine is pushed out of the conveying frame and enters the horizontal conveying part;
the horizontal conveying part comprises a driving unit and a conveying chain, and the conveying chain is driven by the power of the driving unit to rotate to pull the steel pipes into the inclined stacking part; the conveying chain is provided with a material shifting baffle.
The inclined stacking part comprises a conveying rack, a second material distribution cylinder and a conveying chain, the conveying rack is hinged to the tail end of the horizontal conveying part, the second material distribution cylinder is arranged on the bottom surface of the conveying rack, and two ends of the second material distribution cylinder are respectively hinged to the unloading main body rack and the conveying rack;
a conveying chain is rotatably arranged on the conveying rack, and a material shifting baffle is arranged on the conveying chain;
a material stacking rack is movably arranged at the bottom of the conveying chain.
That is to say the steel pipe puts into the storage frame with the steel pipe under the effect of slope conveying chain, utilizes the different positions of second branch material cylinder to educate the angle of slope part, accomplishes the buttress purpose to different layers of steel pipe.
The waste gas treatment unit comprises a waste gas treatment device, a negative pressure air fan and a chimney, wherein the negative pressure air fan is arranged on the upper portion of the chimney and used for emptying production waste gas, and the waste gas treatment device is arranged on a waste gas main pipe of the front section of the chimney and used for purifying the emptied waste gas.
The upper covers of the paint spraying unit and the drying unit are provided with dust hoods, and the shot blasting rust remover is provided with a dust removing air duct;
the chimney pipeline is connected with the dust hood and a dust removal air duct of the shot blasting rust remover.
Furthermore, a driving mechanism of the feeding mechanism side of the shot blasting rust remover adopts a variable frequency motor, and the variable frequency motor is in signal connection with a controller. The effect realized by the method is that the frequency conversion speed regulation function of the feeding side is realized, and the conveying speed can be adjusted according to the pipeline rust removal effect, so that the optimal rust removal effect is achieved.
Furthermore, a flexible paint blocking curtain is arranged downwards at the position of a spray head of the paint spraying unit.
The beneficial effects of the invention are: the automatic processing system is convenient to use and safe to operate, realizes a flow automatic processing assembly line for full-automatic feeding, surface cleaning, automatic controllable circulating spray painting, self-heating high-temperature electromagnetic drying, tail gas treatment and the like of the recovery pipeline through the coordinated combination of each mechanical mechanism and the control mechanism, can completely realize unmanned operation full-automatic processing of various air and water pipelines for coal mines, and effectively improves the secondary reuse repair efficiency of the recovery pipeline on the premise of improving the repair effect. Meanwhile, the whole function of the equipment is highly integrated, the manual repeated work is avoided, the safety of the repair operation is ensured, the produced steel pipe can be immediately put into use, and the market promotion value is high.
Drawings
FIG. 1 is a schematic structural diagram of the full-automatic derusting and painting integrated equipment for the underground seamless steel pipe, which is disclosed by the invention;
FIG. 2 is a schematic structural diagram of a feeding unit of the full-automatic derusting and painting integrated equipment for the underground seamless steel pipe;
FIG. 3 is a schematic structural diagram of an automatic cleaning device of the full-automatic derusting and painting integrated equipment for the underground seamless steel pipe, which is disclosed by the invention;
FIG. 4 is a schematic structural diagram of a paint spraying unit of the full-automatic derusting and paint spraying integrated equipment for the underground seamless steel pipe, which is disclosed by the invention;
FIG. 5 is a schematic structural diagram of a drying unit of the full-automatic derusting and painting integrated equipment for the underground seamless steel pipe, which is disclosed by the invention;
FIG. 6 is a schematic structural diagram of a discharging unit of the full-automatic derusting and painting integrated equipment for the underground seamless steel pipe, which is disclosed by the invention;
reference numerals:
1-feeding unit 11-inclined material frame 12-material separating cylinder 13-proximity switch 14-feeding frame 2-rust removing unit 21-automatic cleaning device 22-fixed barrel 23-cleaning brush 3-paint spraying unit 31-sealed paint spraying bin 32-paint pool 33-paint spraying pump 34-spray head 35-flexible paint blocking curtain 4-drying unit 41-polyester baking box 42-electromagnetic heater 5-dust hood 6-unloading unit 61-unloading plate 62-unloading cylinder 63-unloading main body frame 64-second material separating cylinder 65-conveying frame 66-material stacking frame 7-waste gas treatment unit 71-chimney 72-waste gas treatment device 8-controller.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
Referring to fig. 1, 2, 3 and 4, the full-automatic derusting and painting integrated equipment for the underground seamless steel pipe comprises a feeding unit 1, a derusting unit 2, a painting unit 3, a drying unit 4, a discharging unit 6, a waste gas treatment unit 7 and a controller 8;
the feeding unit 1 comprises an inclined material frame 2, an automatic material distribution mechanism and a chain feeding mechanism;
the bottom surface of the inclined material frame 2 is a plane, the rear end of the bottom surface is provided with a baffle plate, and the front end of the bottom surface is provided with an inclined surface inclined downwards in the setting direction; the device has the functions of storing various seamless steel pipes to be maintained, and the steel pipes can automatically roll downwards along the inclined surface under the action of the inclined surface, so that the aim of continuous feeding is fulfilled;
the automatic material distributing mechanism consists of two groups of U-shaped material distributors, a material distributing cylinder 12 and a proximity switch 13,
the U-shaped powder feeders are U-shaped frames in a channel steel form, the two groups of U-shaped material distributors are arranged at intervals, the openings of the two groups of U-shaped material distributors face opposite directions, and the openings of the U-shaped material distributors close to the sides of the seamless steel tubes face upwards; the U-shaped distributor is in power connection with the distributing cylinder 12; the proximity switch 13 is arranged at the bottom of the U-shaped distributor at the front end, and the proximity switch 13 is in signal connection with the controller 8; the automatic feeding device is used for detecting the transmission condition of the steel pipes and controlling the feeding sequence by matching with the working mode that the distributor discharges materials one at a time. When the proximity switch 13 monitors that no pipeline exists in the pipeline area, a signal is sent to the controller 8, the controller 8 controls the material distributing cylinder 12 to move, the rear side U-shaped material distributor is driven to move downwards, the front side material distributor moves upwards, and under the action of the dead weight of the pipeline of the inclined material frame 2, a steel pipe enters between the two material distributors, so that the material distribution purpose is achieved.
Preferably, the inclination angle of the inclined material rack 2 is 45 degrees.
The chain feeding mechanism consists of a feeding rack 14, a driving mechanism, a driving chain, a conveying chain and a material shifting baffle plate; the feeding rack 14 is an assembly foundation of the chain feeding mechanism, a driving mechanism and a driving chain are arranged on the side edge of the feeding rack 14, and a conveying chain is rotatably arranged on the feeding rack 14;
the driving mechanism is in power connection with the conveying chains through the driving chains, at least three conveying chains are arranged at intervals, and the conveying chains are correspondingly arranged among the chains; the material poking separation blades are arranged on the conveying chains in an array manner, the material poking devices are composed of separation blades with the arrangement direction vertical to the chains, and the material poking devices on each chain are arranged at positions corresponding to each other;
the chain feeding mechanism has the effects that under the action of the automatic control system, the driving machine head drives the conveying chain to rotate through the driving chain, and the material poking device on the driving chain drives the pipeline to enter the track of the derusting machine;
the rust removing unit 2 comprises a shot blasting rust removing machine and an automatic cleaning device 21, wherein a transmission roller of a feeding side pipeline of the rust removing machine is arranged in an inclined mode, and the transmission roller is a V-shaped wheel; the effect that realizes with this is that drive seamless steel pipe slows down backward marching. The steel pipe can rotate by itself in the advancing process through the friction of the V-shaped wheel in the advancing process, so that the thorough rust removal is facilitated;
on the discharge side of the deruster, the transmission roller is arranged in a flat wheel form, so that the condition that a paint layer is damaged by friction in the paint spraying process of a pipeline is effectively prevented;
an automatic cleaning device 21 is arranged on the discharging side of the shot blasting rust remover, the automatic cleaning device 21 comprises a fixed barrel 22, and the fixed barrel 22 is rotatably connected with a body on the discharging side of the rust remover through a bearing support; the outer side of the fixed barrel is in power connection with a main shaft of a spiral feeding mechanism of the deruster through a transmission belt, and the main shaft drives the fixed barrel 22 to rotate under the action of friction force of the belt; cleaning brushes 23 are uniformly arranged in the fixed barrel 22 in an array manner; the device aims to automatically clean attachments on the pipeline after the pipeline is discharged from the discharging side, and prepares for next paint spraying and drying;
a paint spraying unit 3 and a drying unit 4 are arranged on the discharging side of the automatic cleaning device 21; thereby realizing the pipeline type paint spraying and corrosion prevention of the pipeline.
The specific arrangement form of the paint spraying unit 3 adopts the following form: the paint spraying unit 3 comprises a sealed paint spraying bin 31, a paint pool 32 is arranged in the sealed paint spraying bin 31, the paint pool 32 is connected with a paint spraying pump 33 through a pipeline, the paint spraying pump 33 is connected with a paint spraying pipe through a pipeline, and the paint spraying pipe is connected with at least two spray heads 34; and a paint material return pipe is arranged at the lower part of the sealed paint spraying bin 31, and redundant paint is recovered to a paint spraying pool for recycling.
The drying unit 4 comprises a baking box, two ends of the baking box are penetrated for the steel pipe to enter and exit, an adjustable electromagnetic heater 42 is integrated on the baking box, a spiral magnetic induction coil is arranged on the inner wall surface of the baking box in a surrounding mode, and the painted steel pipe is dried by self-heating of a pipeline under the action of a magnetic induction vortex after passing through the spiral magnetic induction coil;
the discharging unit 6 consists of a sensor, a discharging main body frame 63, a discharging plate 61, a discharging cylinder 62, a conveying part and an inclined stacking part, wherein the inclined stacking part comprises a material distributing cylinder 12, an inclined conveying chain and a material stacking rack 66;
the infrared sensor is arranged on a slide way at the tail section of the drying unit 4, and is in signal connection with the controller 8; the controller 8 is in signal connection with the discharging cylinder 62;
the discharging main body frame 63 is a main body supporting part of the discharging unit 6, and a discharging plate 61 is hinged at the side edge of the frame; the frame is provided with a discharging cylinder 62 at the adjacent side edge of the discharging plate 61, and the discharging cylinder 62 is hinged with the end of the discharging plate 61; namely, the unloading cylinder 62 acts to drive the unloading plate 61 to rotate along the shaft, and the steel pipe positioned on the conveying frame of the derusting machine is pushed out of the conveying frame and enters a horizontal conveying part;
the horizontal conveying part comprises a driving unit and a conveying chain, and the conveying chain rotates under the driving of the driving unit to pull the steel pipes into the inclined stacking part; the conveying chain is provided with a material shifting baffle.
The inclined stacking part comprises a conveying rack 65, a second material distributing cylinder 64 and a conveying chain, the conveying rack 65 is hinged to the tail end of the horizontal conveying part, the bottom surface of the conveying rack 65 is provided with the second material distributing cylinder 64, and two ends of the second material distributing cylinder 64 are hinged to the discharging main body rack 63 and the conveying rack 65 respectively;
a conveying chain is rotatably arranged on the conveying rack 65, and a material shifting baffle is arranged on the conveying chain;
a material stacking rack 66 is movably arranged at the bottom of the conveying chain.
That is, the steel pipes are put into the storage rack under the action of the inclined conveying chain, and the angle of the inclined part is taught by different positions of the second material distributing cylinder 64, so that the purpose of stacking the steel pipes on different layers is fulfilled.
Waste gas treatment unit 7 includes exhaust treatment device 72, negative-pressure air fan and chimney 71, negative-pressure air fan sets up chimney 71 upper portion for with the production waste gas evacuation, exhaust treatment device 72 sets up on the exhaust gas main pipe of chimney 71 anterior segment, is used for purifying evacuation waste gas.
A dust hood 5 is arranged on the paint spraying unit 3 and the drying unit 4 in a covering manner, and a dust removing air cylinder is arranged on the shot blasting rust remover;
the chimney 71 is connected with the dust hood 5 and a dust removal air duct of the shot blasting rust remover through pipelines.
Furthermore, a driving mechanism of the feeding mechanism side of the shot blasting rust remover adopts a variable frequency motor, and the variable frequency motor is in signal connection with the controller 8. The effect realized by the method is that the frequency conversion speed regulation function of the feeding side is realized, and the conveying speed can be adjusted according to the pipeline rust removal effect, so that the optimal rust removal effect is achieved.
Further, a flexible paint curtain 35 is arranged downwards at the position of the spray head 34 of the paint spraying unit 3.
Preferably, the shot blasting rust remover adopts a QY-type pipeline shot blasting rust remover.
Preferably, the controller 8 can adopt a PLC, and the controller 8 is arranged on the body of the rust removing unit 2. Therefore, input and output signal control is realized, and the running state of the steel pipe is monitored in real time through the sensor, so that corresponding actions are performed in each step.
Preferably, bake out the case and adopt polyester to bake out case 41, because electromagnetic heating adopts the polyester material can effectively prevent to produce the vortex at electromagnetism stoving in-process iron shell and generate heat, has flame retardant efficiency simultaneously.
Preferably, the waste gas treatment device 72 adopts a triple waste gas treatment process of a water curtain, a bag-type dust remover and activated carbon.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (3)
1. A full-automatic derusting and paint spraying integrated device for an underground seamless steel pipe comprises a feeding unit, a derusting unit, a paint spraying unit, a drying unit, a discharging unit, an exhaust gas treatment unit and a controller; the feeding unit comprises an inclined material frame, an automatic material distributing mechanism and a chain feeding mechanism; the method is characterized in that: the bottom surface of the inclined material rack is a plane, the rear end of the bottom surface is provided with a baffle, and the front end of the bottom surface is provided with an inclined surface inclined downwards in the setting direction;
the automatic material distributing mechanism consists of two groups of U-shaped material distributors, a material distributing cylinder and a proximity switch,
the U-shaped powder feeder is a U-shaped frame in a channel steel form, two groups of U-shaped material distributors are arranged at intervals, openings of the two groups of U-shaped material distributors face opposite directions, and the opening of the U-shaped material distributor close to the side of the seamless steel pipe faces upwards; the U-shaped distributor is in power connection with the distribution cylinder; the proximity switch is arranged at the bottom of the front U-shaped distributor and is in signal connection with the controller;
the chain feeding mechanism consists of a feeding rack, a driving mechanism, a driving chain, a conveying chain and a material shifting separation blade; the feeding machine frame is an assembly foundation of the chain feeding mechanism, a driving mechanism and a driving chain are arranged on the side edge of the feeding machine frame, and a conveying chain is rotatably arranged on the feeding machine frame;
the driving mechanism is in power connection with the conveying chains through the driving chains, at least three conveying chains are arranged at intervals, and the conveying chains are correspondingly arranged among the chains; the material poking separation blades are arranged on the conveying chains in an array manner, the material poking devices are composed of separation blades with the arrangement direction vertical to the chains, and the material poking devices on each chain are arranged at positions corresponding to each other;
the rust removal unit comprises a shot blasting rust removal machine and an automatic cleaning device, a feeding side pipeline of the rust removal machine is provided with a transmission roller in an inclined mode, and the transmission roller is a V-shaped wheel; on the discharge side of the deruster, the arrangement form of the transmission roller is a flat wheel form;
an automatic cleaning device is arranged on the discharge side of the shot blasting rust remover and comprises a fixed barrel, and the fixed barrel is rotationally connected with a body on the discharge side of the rust remover through a bearing support; the outer side of the fixed barrel is in power connection with a main shaft of a spiral feeding mechanism of the deruster through a transmission belt, and cleaning brushes are uniformly arranged in the fixed barrel in an array manner;
a paint spraying unit and a drying unit are arranged on the discharge side of the automatic cleaning device;
the specific arrangement form of the paint spraying unit adopts the following form: the paint spraying unit comprises a sealed paint spraying bin, a paint pool is arranged in the sealed paint spraying bin, a paint pool pipeline is connected with a paint spraying pump, the paint spraying pump pipeline is connected with a paint spraying pipe, and the paint spraying pipe is at least connected with two paths of spray heads; a paint material return pipe is arranged at the lower part of the sealed paint spraying bin;
the drying unit comprises a baking box, two ends of the baking box are penetrated for the steel pipe to enter and exit, an adjustable electromagnetic heater is integrated on the baking box, and a spiral magnetic induction coil is arranged on the inner wall surface of the baking box in a surrounding mode;
the unloading unit consists of a sensor, an unloading main body frame, an unloading plate, an unloading cylinder, a conveying part and an inclined stacking part, wherein the inclined stacking part comprises a second material distributing cylinder, an inclined conveying chain and a material stacking frame;
the infrared sensor is arranged on a slide way at the tail section of the drying unit, and is in signal connection with the controller; the controller is in signal connection with the discharging cylinder;
the discharging main body frame is a main body supporting part of the discharging unit, and a discharging plate is hinged to the side edge of the frame; the frame is provided with a discharging cylinder adjacent to the side edge of the discharging plate, and the discharging cylinder is hinged with the end of the discharging plate;
the horizontal conveying part comprises a driving unit and a conveying chain, and the conveying chain rotates under the driving of the driving unit to pull the steel pipes into the inclined stacking part; the conveying chain is provided with a material shifting baffle plate;
the inclined stacking part comprises a conveying rack, a second material distribution cylinder and a conveying chain, the conveying rack is hinged to the tail end of the horizontal conveying part, the second material distribution cylinder is arranged on the bottom surface of the conveying rack, and two ends of the second material distribution cylinder are respectively hinged to the unloading main body rack and the conveying rack;
a conveying chain is rotatably arranged on the conveying rack, and a material shifting baffle is arranged on the conveying chain;
a material stacking rack is movably arranged at the bottom of the conveying chain;
the waste gas treatment unit comprises a waste gas treatment device, a negative pressure fan and a chimney, wherein the negative pressure fan is arranged at the upper part of the chimney, and the waste gas treatment device is arranged on a waste gas header pipe at the front section of the chimney;
the upper covers of the paint spraying unit and the drying unit are provided with dust hoods, and the shot blasting rust remover is provided with a dust removing air duct;
the chimney pipeline is connected with the dust hood and a dust removal air duct of the shot blasting rust remover.
2. The full-automatic derusting and paint spraying integrated equipment for the underground seamless steel pipes as claimed in claim 1, wherein a driving mechanism of a feeding mechanism of the shot blasting deruster adopts a variable frequency motor, and the variable frequency motor is in signal connection with a controller.
3. The full-automatic derusting and paint spraying integrated equipment for the underground seamless steel pipes as claimed in claim 1, wherein a flexible paint blocking curtain is arranged downwards at the position of a spray head of the paint spraying unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210953996.2A CN115106237A (en) | 2022-08-10 | 2022-08-10 | Full-automatic rust cleaning of seamless steel pipe in pit integrative equipment that sprays paint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210953996.2A CN115106237A (en) | 2022-08-10 | 2022-08-10 | Full-automatic rust cleaning of seamless steel pipe in pit integrative equipment that sprays paint |
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| CN115106237A true CN115106237A (en) | 2022-09-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210953996.2A Pending CN115106237A (en) | 2022-08-10 | 2022-08-10 | Full-automatic rust cleaning of seamless steel pipe in pit integrative equipment that sprays paint |
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| CN (1) | CN115106237A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115464512A (en) * | 2022-10-21 | 2022-12-13 | 南通瑞泰针业有限公司 | Automatic grinding device is used in production of sewing machine needle |
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| CN115464512A (en) * | 2022-10-21 | 2022-12-13 | 南通瑞泰针业有限公司 | Automatic grinding device is used in production of sewing machine needle |
| CN115464512B (en) * | 2022-10-21 | 2023-11-21 | 南通瑞泰针业有限公司 | Automatic polishing device for production of sewing machine needles |
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