CN109794385B - Anti-corrosion production line for net frame pipe - Google Patents
Anti-corrosion production line for net frame pipe Download PDFInfo
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- CN109794385B CN109794385B CN201811611620.3A CN201811611620A CN109794385B CN 109794385 B CN109794385 B CN 109794385B CN 201811611620 A CN201811611620 A CN 201811611620A CN 109794385 B CN109794385 B CN 109794385B
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 31
- 238000005260 corrosion Methods 0.000 title abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 135
- 239000010959 steel Substances 0.000 claims abstract description 135
- 238000005507 spraying Methods 0.000 claims abstract description 95
- 239000000463 material Substances 0.000 claims abstract description 82
- 238000007599 discharging Methods 0.000 claims abstract description 43
- 239000007921 spray Substances 0.000 claims abstract description 42
- 238000001035 drying Methods 0.000 claims abstract description 7
- 230000000694 effects Effects 0.000 claims description 31
- 230000000903 blocking effect Effects 0.000 claims description 15
- 230000007704 transition Effects 0.000 claims description 13
- 230000001360 synchronised effect Effects 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 17
- 238000005259 measurement Methods 0.000 abstract description 7
- 238000012545 processing Methods 0.000 abstract description 6
- 238000010422 painting Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 3
- 239000003973 paint Substances 0.000 description 21
- 238000001514 detection method Methods 0.000 description 16
- 230000005484 gravity Effects 0.000 description 8
- 238000007591 painting process Methods 0.000 description 8
- 238000007664 blowing Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001095 motoneuron effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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Abstract
The invention relates to the field of production of net rack steel pipes, in particular to an anti-corrosion production line for net rack pipes. The automatic pipe feeding device comprises a feeding device, a feeding device is arranged in the downstream of the feeding device in a matched mode, a conveying device is arranged in the downstream of the feeding device, a spraying and discharging device is arranged at the tail end of the conveying device, the conveying device is in transitional connection with the spraying and discharging device through a transitional inclined plate, the transitional inclined plate is arranged close to one end of the spraying and discharging device in a downward inclined mode, a reciprocating guide device is arranged above the spraying and discharging device, a plurality of spray guns arranged at intervals are arranged on the reciprocating guide device, the spray guns are connected with a spraying machine placed in a workshop through the spray pipes, pipe length measuring devices are arranged on two sides of the spraying and discharging device, and a material guide device is arranged in the downstream of the spraying and discharging device. The production line is compact in overall design, can quickly complete the procedures of feeding, length measurement, painting, drying and mark spraying, and is high in the degree of matching of the whole production and processing procedures.
Description
Technical Field
The invention relates to the field of production of net rack steel pipes, in particular to an anti-corrosion production line for net rack pipes.
Background
In the production process of the net rack steel pipe, multiple working procedures are required to be completed in a matching way from the production of the initial equipment to the delivery of the final finished product, however, the matching degree of all the working procedures is not enough in the processing of the production line of the existing production workshop, so that the whole production process is not coherent and the production efficiency is low; in addition, the space of the net rack steel pipe produced by the existing equipment has a plurality of defects in size, the qualified rate of the size of the product and defective products cannot be controlled and effectively removed, and a plurality of products with different sizes and specifications can be produced in the same batch of products in many times, so that even the products with different sizes cannot be easily distinguished from a plurality of products, and the products which do not meet the specifications are easily mistakenly considered as qualified products for use.
Disclosure of Invention
The technical scheme adopted by the invention for solving one of the technical problems is as follows: the anti-corrosion production line for the net rack pipes comprises a waiting device, a feeding device is arranged at the downstream of the waiting device in a matched mode, a conveying device is arranged at the downstream of the feeding device, a spraying discharging device is arranged at the tail end of the conveying device, the conveying device is in transitional connection with the spraying discharging device through a transitional inclined plate, one end, close to the spraying discharging device, of the transitional inclined plate is arranged in a downward inclined mode, a reciprocating guide device is arranged above the spraying discharging device, a plurality of spray guns arranged at intervals are arranged on the reciprocating guide device and are connected with a spraying machine placed in a workshop through spray pipes, the spraying machine adopts an HBGX series spraying machine of North China technology, pipe length measuring devices are arranged on two sides of the spraying discharging device, a material guide device is arranged at the downstream of the spraying discharging device, and a drying oven is arranged in the middle of the material guide device, and a label spraying machine is arranged above the tail end of the oven and used for spraying labels on the dried pipes.
When the production line is used for carrying out paint spraying anticorrosion processing procedures of the net rack pipe, firstly, the steel pipe is hung through hoisting equipment and placed on a material waiting device, then the steel pipe is subjected to one-by-one feeding to a conveying device through a control feeding device, the steel pipe can be conveyed to a spraying material placing device through the conveying device, then the pipe placed on the steel pipe is measured through a pipe length measuring device, the measurement result can be directly transmitted to a PLC (programmable logic controller) through signals, the PLC is a Q series programmable controller of Mitsubishi, Q00JCPU-SET can be directly purchased in specific models, and the program capacity is as follows: 8K, and with one block of QH42P high-density unit with 64 points, the coordination work of the system is realized by a PLC through loading programs therein, and the system comprises the control of each local process such as the overall feeding and length measuring, spraying, drying, mark spraying and the like of the system. When the detected length value is in accordance with the preset value range, the controller drives each material shifting motor to rotate, thereby driving the corresponding driving friction wheel to rotate, so that the steel pipe supported on the driving friction wheel can rotate slowly, meanwhile, the controller can control the spraying machine to work, so that the spraying gun sprays paint on the rotating steel pipe, in order to ensure that the whole surface of the steel pipe is painted in the painting process, the shorter distance between the two end parts of the steel pipe is not painted, namely, the outer side wall of the steel pipe corresponding to each driving friction wheel can be free from painting, a controller is required to control a servo motor on the reciprocating guide device to realize forward rotation or reverse rotation in the painting process to control the rotation of the rotary screw rod, the reciprocating slide block is further controlled to reciprocate along the length direction of the steel pipe, and the spray gun on the reciprocating slide block is further driven to uniformly spray paint on different positions of the steel pipe; after spraying paint for a certain time, presetting the spraying time according to the rotation speed of the steel pipe, the speed of the servo motor driving the spray gun to move, the spraying speed of the spray gun and the like, or directly controlling the spraying time by an operator and then controlling the start and stop of a switch; after the current steel pipe finishes spraying paint, make the outside air pump station work of controller control through operation or preset's control procedure, and then control each synchronizing cylinder's piston rod and withdraw downwards, drive the terminal downward sloping of oblique curb plate behind this moment, will make the steel pipe that the spraying is good on it can roll and fall on the guide device this moment, then dry through the spraying paint of oven to the surface, the steel pipe of final stoving carries out the surface through spouting the mark machine and spouts the mark.
When the length of steel pipe side that detects no longer within the length scope of preset, transmit measured numerical value for outside PLC controller through laser ranging sensor, and then the follow-up operation of controller control, also can have the operator to observe the numerical value of the demonstration of the concrete length on the display that current steel pipe measured this moment of course, when unsatisfied with the requirement, realize the control to outside gas pump station through operating personnel's self-control ware or through preset procedure, the piston rod of the control cylinder of unloading retracts downwards, thereby drive the front end downward sloping of preceding sloping curb plate, thereby make current steel pipe can drop down, thereby fall into the collection region of outside nonconforming material, thereby can realize unloading with the nonconforming steel pipe of size.
The PLC acquires signals through the position detection switch buttons arranged on the stations and the sensors reasonably arranged, judges the state of the system, and makes a correct response, so that all actions are performed orderly. Each station is a local small system, and the PLC can well realize the matching work and integration of the stations. Meanwhile, the PLC realizes a high-speed counting function through the functional module. The spraying mark controller in the system is provided with an external interface which can be controlled by a PLC, and can also realize the communication between the controller and an industrial personal computer by an RS232, thereby realizing the automatic control of the whole system. The control part can be realized by adopting the existing controller and software, all that needs to be done is to install corresponding in-place detection switches at the existing stations for detecting whether the steel pipe runs to the current station or not, so that the control signals are fed back to the controller of the control system and control each actuating mechanism through preset operation signals, and the installation of the position switches of the part also has the installation of the corresponding in-place positions by technical personnel in the field, and the position switches belong to the technical personnel in the field, are well known when installing a production line, do not serve as innovation points of the application, and are not described again.
The connection between the equipment and the superior network can be realized by the interconnection of standard Ethernet between computers or by PROFIBUS field bus between PLCs.
Preferably, wait to expect that the device includes a storage frame, the terminal downward sloping setting of storage frame links firmly a striker cylinder in the back end below of storage frame, links firmly a striker plate at the top of striker cylinder, the striker plate is used for keeping out spacing to tubular product on the storage frame, the striker cylinder links to each other with outside air pumping station. When the steel pipe is hung and placed on the material waiting device through hoisting equipment, because the terminal downward sloping setting of storage frame, each steel pipe of consequently placing on it can have the trend of downstream under the effect of gravity weight, and the effect through the striker plate is kept out, is spacing under the normal condition. When the feeding is needed, the copper wire drives the stop cylinder to quickly realize the retraction of the piston rod through manual control or controller control of an external air pump station, the steel pipe at the lowest part can fall off at the moment, the piston rod is quickly controlled to extend after falling off, the second steel pipe with the continuous falling trend can be stopped at the moment, the specific time interval can be tested and set according to the actual situation without specific requirements, the technical personnel in the field determine that the falling steel pipe can roll into a clamping groove formed by the feeding inclined plate and the tail end of the storage rack, because the tail end of the feeding inclined plate is in an upward inclined state under the normal state and a general position in-place detection switch is arranged at the position, when the position in-place detection switch detects that the steel pipe is in place, the steel pipe is transmitted to the controller, and the controller can control the retraction of the piston rod of the feeding cylinder, thereby can stimulate the terminal downward sloping of material loading swash plate, thereby make the steel pipe of this department roll under the effect of gravity to the top of one of them a pair of backup pad of conveyer and realize the joint to the steel pipe through V type groove, and then drive under biax conveying motor's effect and carry the material strip motion, and then realize the conveying of steel pipe, the steel pipe will be through the transition hang plate and under inertial effect after to terminal, carry out spacing bearing in the V type space of being conveyed two correspondences of spraying blowing device.
Preferably, loading attachment includes that one sets up the material loading swash plate in the terminal lower part of storage rack, is equipped with a stand in the front side of material loading swash plate, the front end bottom of material loading swash plate hands over on the otic placode at stand top through the pivot activity, is equipped with a material loading cylinder below the rear end of material loading swash plate, the rear end bottom of material loading swash plate hands over on the otic placode of the piston rod at material loading cylinder top through the pivot activity, the material loading cylinder links to each other with outside air pumping station. Under the normal condition, the end of material loading swash plate is in the state of tilt up, and be provided with general position detection switch that targets in place in this department, the position that targets in place detection switch detects the steel pipe and targets in place the back when this department, will transmit for the controller, the piston rod that the controller will control the material loading cylinder contracts back, thereby can stimulate the terminal downward sloping of material loading swash plate, thereby make the steel pipe of this department roll to conveyer's wherein the top of a pair of backup pad and realize the joint to the steel pipe through V type groove under the effect of gravity, and then drive the motion of carrying the material strip under the effect of biax conveying motor, and then realize the conveying of steel pipe, the steel pipe will be through the transition hang plate and under inertial effect after to the end, carry on spacing bearing in the two corresponding V type spaces that are conveyed spraying blowing device.
Preferably, the conveying device comprises two guide rails which are arranged at the tail end of the feeding inclined plate and are arranged in parallel, a chain wheel is movably connected with the clamping grooves at the two ends of each guide rail through a rotating shaft respectively, the two chain wheels on each same guide rail are connected with each other through a conveying material strip in a matched mode, a double-shaft conveying motor is arranged between the two chain wheels at the front end, the two output shafts of the double-shaft conveying motor are fixedly connected with the chain wheels at the corresponding positions respectively, a plurality of supporting plates with V-shaped grooves at the tops are fixedly connected with the outer side wall of each conveying material strip along the surface of the outer side wall at intervals respectively, and the two opposite supporting plates support the two ends of the same pipe together and realize limiting. When the steel pipe fell on this device, realized the joint to the steel pipe through V type groove, and then driven the motion of carrying the material strip under the effect of biax conveying motor, and then realized the conveying of steel pipe, the steel pipe will be through the transition hang plate and under inertial effect after to the end, carries out spacing bearing in the V type space of being conveyed two correspondences of spraying blowing device.
Preferably, the spraying and discharging device comprises a front inclined side plate arranged at the tail end of the conveying device, a rear inclined side plate is movably connected to the lower end of the front inclined side plate through a rotating shaft, a V-shaped space is formed between the front inclined side plate and the rear inclined side plate, through grooves are respectively formed in two end portions of the front inclined side plate and the rear inclined side plate, a driving friction wheel is movably clamped in each through shaft, the outer end of each rotating shaft penetrates through the end face of the front inclined side plate and the end face of the rear inclined side plate on one corresponding side and is respectively connected with a material shifting motor fixed on the end face of the front inclined side plate and the end face of the rear inclined side plate on the corresponding position, a plurality of discharging air cylinders and synchronizing air cylinders which are arranged at intervals along the length direction of the front inclined side plate and the rear inclined side plate are respectively arranged below the front inclined side plate and the rear inclined side plate, the front inclined side plate and the discharging air cylinders are movably connected through rotating shafts and lug plates, and, The otic placode activity links to each other, and each cylinder, each synchronous cylinder of unloading link to each other with outside air pump station, the bottom of oblique curb plate in back is higher than the top of transition hang plate, the cooperation of oblique curb plate in front each cylinder of unloading realizes unloading to the unqualified tubular product realization of size. When spraying is needed, the controller can drive each material shifting motor to rotate, thereby driving the corresponding driving friction wheel to rotate, thereby enabling the steel pipe supported on the spray gun to rotate slowly, and simultaneously enabling the controller to control the spray coater to work so as to enable the spray gun to spray paint on the rotating steel pipe, in order to ensure that the whole surface of the steel pipe is painted in the painting process, the shorter distance between the two end parts of the steel pipe is not painted, namely, the outer side wall of the steel pipe corresponding to each driving friction wheel can be free from painting, a controller is required to control a servo motor on the reciprocating guide device to realize forward rotation or reverse rotation in the painting process to control the rotation of the rotary screw rod, and then the reciprocating slide block is controlled to reciprocate along the length direction of the steel pipe, and further the spray gun on the reciprocating slide block is driven to uniformly spray paint on different positions of the steel pipe.
Preferably, the reciprocating guide device comprises a reciprocating portal frame arranged above the spraying and discharging device, two ends of the reciprocating portal frame are respectively fixed on the ground at two sides of the spraying and discharging device, a rotary lead screw is arranged in a middle inner frame of the reciprocating portal frame, two ends of the rotary lead screw are respectively movably inserted into a rotary hole at the end part of the reciprocating portal frame through short shafts, one end of the rotary lead screw extends out of the reciprocating portal frame and is fixedly connected with an output shaft of a servo motor fixed on the reciprocating portal frame, a reciprocating slide block is arranged on the rotary lead screw in a matched mode, two sides of the reciprocating slide block are respectively abutted and limited with side walls of the inner frame of the reciprocating portal frame, and the bottom of the reciprocating slide block is fixedly connected with each spray gun. In the paint spraying process, the controller is required to control the servo motor on the reciprocating guide device to rotate positively or reversely to control the rotation of the rotary lead screw, so that the reciprocating slide block is controlled to move in a reciprocating manner along the length direction of the steel pipe, and the spray gun on the reciprocating slide block is driven to uniformly spray paint on different positions of the steel pipe.
Preferably, the pipe length measuring device comprises two telescopic cylinders which are respectively arranged at two ends of the V-shaped space, a butt plate is fixedly connected to a piston rod of the end part of the V-shaped space, a contact switch is respectively arranged on each butt plate, a laser ranging sensor is fixedly connected to the inner side wall of one butt plate, and the laser ranging sensor is in signal connection with an external PLC. When the length of steel pipe side that detects no longer within the length scope of preset, transmit measured numerical value for outside PLC controller through laser ranging sensor, and then the follow-up operation of controller control, also can have the operator to observe the numerical value of the demonstration of the concrete length on the display that current steel pipe measured this moment of course, when unsatisfied with the requirement, realize the control to outside gas pump station through operating personnel's self-control ware or through preset procedure, the piston rod of the control cylinder of unloading retracts downwards, thereby drive the front end downward sloping of preceding sloping curb plate, thereby make current steel pipe can drop down, thereby fall into the collection region of outside nonconforming material, thereby can realize unloading with the nonconforming steel pipe of size.
The material guide device is a chain conveyor, and a plurality of supporting clamping plates which are used for supporting the steel pipes and provided with supporting grooves at the tops are arranged at the tops of two sides of the chain conveyor at intervals along the peripheral direction of the chain conveyor. The chain conveyor adopts the model commonly used at present can, can drive each group through the motion of chain conveyor and support the cardboard and move once to can drive the steel pipe time of bearing on it and lead the transport forward, the speed of transport can carry out automatic settlement and control.
The invention has the advantages that the production line has compact integral design, can quickly complete the procedures of feeding, length measurement, painting, drying and label spraying, has high matching degree in the whole production and processing procedures, and can effectively clean the steel pipes with unqualified sizes in time and prevent the unqualified products from being mixed into the qualified products; the equipment between each operation process is mutually supported, realizes efficient production and processing, and whole production line design is compact, and occupation space is little.
Drawings
Fig. 1 is a schematic structural layout diagram of the present invention.
Fig. 2 is a partially enlarged schematic structural view of the reciprocating guide device and the pipe length measuring device in fig. 1.
Fig. 3 is a schematic view of a portion of the structure in fig. 2.
In the figure, 1, a material waiting device; 101. a storage rack; 102. a material blocking cylinder; 103. a striker plate; 2. a feeding device; 201. a feeding inclined plate; 202. a column; 203. a feeding cylinder; 3. a conveying device; 301. a guide rail; 302. a sprocket; 303. conveying the material strips; 304. a double-shaft transmission motor; 305. a V-shaped groove; 306. a support plate; 4. a spraying and discharging device; 401. a front inclined side plate; 402. a rear inclined side plate; 403. a V-shaped space; 404. a through groove; 405. a driving friction wheel; 406. a material stirring motor; 407. a discharge cylinder; 408. a synchronous cylinder; 5. a transitional inclined plate; 6. a reciprocating guide device; 601. a reciprocating gantry; 602. rotating the lead screw; 603. a servo motor; 604. a reciprocating slide block; 7. a spray gun; 8. a pipe length measuring device; 801. a telescopic cylinder; 802. a butt joint plate; 803. a contact switch; 804. a laser ranging sensor; 9. a material guiding device; 901. a chain conveyor; 902. a supporting clamping plate; 903. a support groove; 10. an oven; 11. spraying a label machine; 12. a pipe.
Detailed Description
In order to clearly explain the technical features of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings.
As shown in fig. 1-3, the anti-corrosion production line for the grid pipes comprises a waiting device 1, a feeding device 2 is arranged at the downstream of the waiting device 1 in a matching way, a conveying device 3 is arranged at the downstream of the feeding device 2, a spraying and discharging device 4 is arranged at the tail end of the conveying device 3, the conveying device 3 is in transitional connection with the spraying and discharging device 4 through a transitional inclined plate 5, one end of the transitional inclined plate 5, which is close to the spraying and discharging device 4, is obliquely arranged downwards, a reciprocating guide device 6 is arranged above the spraying and discharging device 4, a plurality of spray guns 7 which are arranged at intervals are arranged on the reciprocating guide device 6, the spray guns 7 are connected with a spraying machine which is arranged in a workshop through spray pipes, the spraying machine adopts an HBGX series spraying machine of northbound technology, pipe length measuring devices 8 are arranged at two sides of the spraying and discharging device 4, a material guide device 9 is arranged at the downstream of the spraying and discharging device 4, an oven 10 is arranged in the middle of the material guide device 9, a label spraying machine 11 is arranged above the tail end of the oven 10, and the label spraying machine 11 is used for spraying labels on the dried pipes 12.
When the production line is used for carrying out paint spraying and corrosion preventing processing procedures of the net rack pipe, firstly, the steel pipe is hoisted by hoisting equipment and placed on the material waiting device 1, then the steel pipe is fed one by one to the conveying device 3 by controlling the feeding device 2, the steel pipe can be conveyed to the spraying and material placing device 4 by conveying the conveying device 3, then the pipe placed on the steel pipe is measured by the pipe length measuring device 8, the measurement result can be directly transmitted to the PLC through signals, the PLC is a controller of Mitsubishi, the coordination work of the system is realized by the PLC through loading programs therein, and the system comprises the control of the overall feeding and each local procedure of length measurement, spraying, drying, mark spraying and the like. When the detected length value is in accordance with the preset value range, the controller will drive the material-shifting motors 406 to rotate, thereby driving the corresponding driving friction wheel 405 to rotate, so that the steel pipe supported on the driving friction wheel can rotate slowly, meanwhile, the controller can control the spraying machine to work, so that the spray gun 7 sprays paint on the rotating steel pipe, in order to ensure that the whole surface of the steel pipe is painted in the painting process, the shorter distance between the two end parts of the steel pipe is not painted, that is, the outer side wall of the steel pipe corresponding to each driving friction wheel 405 may not be painted, and the controller is required to control the servo motor 603 on the reciprocating guide device 6 to rotate forward or backward to control the rotation of the rotary screw 602 during the painting process, further controlling the reciprocating slide block 604 to reciprocate along the length direction of the steel pipe, and further driving the spray gun 7 thereon to uniformly spray paint on different positions of the steel pipe; after spraying paint for a certain time, presetting the spraying time according to the rotation speed of the steel pipe, the speed of the servo motor 603 driving the spray gun 7 to move, the spraying speed of the spray gun 7 and the like, or directly controlling the spraying time by an operator and then controlling the start and stop of a switch; after the current steel pipe finishes spraying paint, make the outside air pump station work of controller control through operation or preset's control procedure, and then control each synchronizing cylinder 408's piston rod and withdraw downwards, drive the terminal downward sloping of oblique curb plate 402 behind this moment, will make the steel pipe that the spraying is good on it can roll on guide device 9 this moment, then dry through oven 10 to the spraying paint on surface, the steel pipe of final stoving carries out the surface through spouting mark machine 11 and spouts the mark.
When the length of the steel pipe side detected is no longer within the preset length range, the measured value is transmitted to the external PLC controller through the laser ranging sensor 804, and then the controller controls the subsequent operation, at the moment, an operator can observe the displayed value of the specific length measured by the current steel pipe on the display, when the requirement is not met, the external gas pump station is controlled through an operator self-running controller or through a preset program, the piston rod of the discharging control cylinder 407 retracts downwards, the front end of the front inclined side plate 401 is driven to incline downwards, the current steel pipe can fall downwards, the current steel pipe falls into a collecting area of the external unqualified material, and the discharging of the steel pipe with the unqualified size can be realized.
The PLC acquires signals through the position detection switch buttons arranged on the stations and the sensors reasonably arranged, judges the state of the system, and makes a correct response, so that all actions are performed orderly. Each station is a local small system, and the PLC can well realize the matching work and integration of the stations. Meanwhile, the PLC realizes a high-speed counting function through the functional module. The spraying mark controller in the system is provided with an external interface which can be controlled by a PLC, and can also realize the communication between the controller and an industrial personal computer by an RS232, thereby realizing the automatic control of the whole system. The control part can be realized by adopting the existing controller and software, all that needs to be done is to install corresponding in-place detection switches at the existing stations for detecting whether the steel pipe runs to the current station or not, so that the control signals are fed back to the controller of the control system and control each actuating mechanism through preset operation signals, and the installation of the position switches of the part also has the installation of the corresponding in-place positions by technical personnel in the field, and the position switches belong to the technical personnel in the field, are well known when installing a production line, do not serve as innovation points of the application, and are not described again.
The connection between the equipment and the superior network can be realized by the interconnection of standard Ethernet between computers or by PROFIBUS field bus between PLCs.
Preferably, the material waiting device 1 comprises a storage frame 101, the tail end of the storage frame 101 is inclined downwards, a material blocking cylinder 102 is fixedly connected below the rear section of the storage frame 101, a material blocking plate 103 is fixedly connected to the top of the material blocking cylinder 102, the material blocking plate 103 is used for blocking and limiting the pipe on the storage frame 101, and the material blocking cylinder 102 is connected with an external air pump station. When the steel pipe is hung through hoisting equipment and is put on waiting to expect device 1, because the terminal downward sloping setting of storage frame 101, consequently each steel pipe of placing on it can be in the trend of downstream under the effect of gravity weight, and the effect through striker plate 103 is kept out, is spacing under the normal condition. When the work and the material loading are needed, the copper wire drives the material blocking cylinder 102 to quickly realize the retraction of the piston rod through the manual control or the controller control external air pump station, the steel pipe at the lowest part can fall off at the moment, the quickly controlled piston rod extends out after falling off, the second steel pipe with the continuous falling trend can be blocked at the moment, the specific time interval can be tested and set according to the actual situation without specific requirements, the technical personnel in the field determine that the steel pipe falling off can roll into the clamping groove formed by the material loading inclined plate 201 and the tail end of the material storage frame 101, because the tail end of the material loading inclined plate 201 is in the upward inclined state under the normal state, and the universal position in-place detection switch is arranged at the position in-place detection switch, when the position in-place detection switch detects that the steel pipe is in place, the steel pipe can be transmitted to the controller, the controller can control the retraction of the piston rod of the material loading cylinder, thereby can stimulate the terminal downward sloping of material loading swash plate 201, thereby make the steel pipe of this department roll under the effect of gravity to conveyer 3 one of them a pair of backup pad 306 the top and realize the joint to the steel pipe through V type groove 305, and then drive under the effect of biax conveying motor 304 and carry the motion of stuff 303, and then realize the conveying of steel pipe, the steel pipe will be through transition hang plate 5 and under inertial effect after to the end, carry out spacing bearing in the two V type spaces 403 that correspond that are conveyed spraying blowing device 4.
Preferably, the feeding device 2 comprises a feeding inclined plate 201 arranged at the lower part of the tail end of the storage rack 101, a column 202 is arranged at the front side of the feeding inclined plate 201, the bottom of the front end of the feeding inclined plate 201 is movably jointed with an ear plate at the top of the column 202 through a rotating shaft, a feeding cylinder 203 is arranged below the rear end of the feeding inclined plate 201, the bottom of the rear end of the feeding inclined plate 201 is movably jointed with the ear plate of a piston rod at the top of the feeding cylinder 203 through the rotating shaft, and the feeding cylinder 203 is connected with an external air pump station. Under the normal condition, the end of material loading swash plate 201 is in the tilt up state, and be provided with general position detection switch that targets in place in this department, after the position detection switch that targets in place of this department detects the steel pipe and targets in place, will transmit for the controller, the controller will control the piston rod of material loading cylinder 203 and retract, thereby can stimulate the terminal downward sloping of material loading swash plate 201, thereby make the steel pipe of this department roll to the top of one of them pair of backup pad 306 of conveyer 3 and realize the joint to the steel pipe through V type groove 305 under the effect of gravity, and then drive under the effect of biax conveying motor 304 and carry the motion of material strip 303, and then realize the conveying of steel pipe, to terminal back steel pipe will be through transition hang plate 5 and under inertial effect, carry on spacing bearing in the two corresponding V type spaces 403 that are conveyed spraying discharging device 4.
Preferably, the conveying device 3 includes two guide rails 301 which are arranged at the end of the feeding sloping plate 201 and are arranged in parallel, a sprocket 302 is movably connected in the clamping grooves at the two ends of each guide rail 301 through a rotating shaft, two sprockets 302 on the same guide rail 301 are connected with each other through a conveying material strip 303 in a matching manner, a double-shaft conveying motor 304 is arranged between the two sprockets 302 at the front end, two output shafts of the double-shaft conveying motor 304 are fixedly connected with the sprocket 302 at the corresponding position, a plurality of support plates 306 with V-shaped grooves 305 at the top are fixedly connected with the outer side wall of each conveying material strip 303 along the surface thereof at intervals, and the two support plates 306 arranged oppositely support the two ends of the same pipe together and realize limiting. When the steel pipe fell on this device, realized the joint to the steel pipe through V type groove 305, and then driven under the effect of biax conveying motor 304 and carry material strip 303 motion, and then realize the conveying of steel pipe, the steel pipe will be through transition hang plate 5 and under inertial effect after to the end, carries out spacing bearing in the V type space 403 that is conveyed two correspondences of spraying blowing device 4.
Preferably, the spraying and discharging device 4 includes a front inclined side plate 401 disposed at the end of the conveyor 3, a rear inclined side plate 402 is movably connected to the lower end of the front inclined side plate 401 through a rotating shaft, a V-shaped space 403 is formed between the front inclined side plate 401 and the rear inclined side plate 402, through slots 404 are respectively disposed at two ends of the front inclined side plate 401 and the rear inclined side plate 402, a driving friction wheel 405 is movably clamped in each through slot 404 through the rotating shaft, the outer end of each rotating shaft penetrates through the end surface of the front inclined side plate 401 and the end surface of the rear inclined side plate 402 at the corresponding side and is respectively connected with a material shifting motor 406 fixed on the end surface of the front inclined side plate 401 and the end surface of the rear inclined side plate 402 at the corresponding positions, a plurality of discharging cylinders 407 and synchronous cylinders 408 disposed at intervals along the length direction of the front inclined side plate 401 and the rear inclined side plate 402 are respectively disposed below the front inclined side plate 401 and the discharging cylinders 407, and the front inclined side plate 401 and the discharging, The otic placode activity links to each other, link to each other through pivot, otic placode activity respectively between oblique curb plate 402 of back and each synchronous cylinder 408, each cylinder 407, each synchronous cylinder 408 of unloading link to each other with outside air pumping station, the bottom of oblique curb plate 402 of back is higher than the top of transition hang plate 5, oblique curb plate 401 of front cooperates each cylinder 407 of unloading to realize unloading to the unqualified tubular product 12 realization of size. When spraying is needed, the controller drives each material shifting motor 406 to rotate, so as to drive the corresponding driving friction wheel 405 to rotate, thereby enabling the steel pipe supported on the spray gun to rotate slowly, and simultaneously enabling the controller to control the spray coater to work, so that the spray gun 7 sprays paint on the rotating steel pipe, in order to ensure that the whole surface of the steel pipe is painted in the painting process, the shorter distance between the two end parts of the steel pipe is not painted, that is, the outer side wall of the steel pipe corresponding to each driving friction wheel 405 may not be painted, and the controller is required to control the servo motor 603 on the reciprocating guide device 6 to rotate forward or backward to control the rotation of the rotary screw 602 during the painting process, and then the reciprocating slide block 604 is controlled to reciprocate along the length direction of the steel pipe, so as to drive the spray gun 7 on the steel pipe to uniformly spray paint on different positions of the steel pipe.
Preferably, the reciprocating guide device 6 comprises a reciprocating portal frame 601 arranged above the spraying and feeding device 4, two ends of the reciprocating portal frame 601 are respectively fixed on the ground at two sides of the spraying and feeding device 4, a rotary lead screw 602 is arranged in an inner frame in the middle of the reciprocating portal frame 601, two ends of the rotary lead screw 602 are respectively movably inserted into a rotary hole at the end of the reciprocating portal frame 601 through a short shaft, one end of the rotary lead screw 602 extends out of the reciprocating portal frame 601 and is fixedly connected with an output shaft of a servo motor 603 fixed on the reciprocating portal frame 601, a reciprocating slide block 604 is arranged on the rotary lead screw 602 in a matched manner, two sides of the reciprocating slide block 604 are respectively abutted against and limited with the side wall of the inner frame of the reciprocating portal frame 601, and the bottom of the reciprocating slide block 604 is fixedly connected with each spray gun 7. In the paint spraying process, a controller is required to control a servo motor 603 on the reciprocating guide device 6 to rotate forwards or reversely to control the rotation of the rotary lead screw 602, so that the reciprocating slide block 604 is controlled to reciprocate along the length direction of the steel pipe, and the spray gun 7 on the reciprocating slide block is driven to uniformly spray paint on different positions of the steel pipe.
Preferably, the pipe length measuring device 8 includes two telescopic cylinders 801 respectively disposed at two ends of the V-shaped space 403, a butt plate 802 is fixedly connected to a piston rod of each telescopic cylinder 801 near the end of the V-shaped space 403, each butt plate 802 is respectively provided with a contact switch 803, when the two contact switches 803 respectively contact two ends of the current pipe 12, a laser ranging sensor 804 is triggered to measure, the measurement result is directly fed back to the PLC controller, the PLC controller analyzes the measurement result to make a corresponding instruction, a laser ranging sensor 804 is fixedly connected to an inner side wall of one butt plate 802, and the laser ranging sensor 804 is in signal connection with an external PLC controller. When the length of the steel pipe side detected is no longer within the preset length range, the measured value is transmitted to the external PLC controller through the laser ranging sensor 804, and then the controller controls the subsequent operation, at the moment, an operator can observe the displayed value of the specific length measured by the current steel pipe on the display, when the requirement is not met, the external gas pump station is controlled through an operator self-running controller or through a preset program, the piston rod of the discharging control cylinder 407 retracts downwards, the front end of the front inclined side plate 401 is driven to incline downwards, the current steel pipe can fall downwards, the current steel pipe falls into a collecting area of the external unqualified material, and the discharging of the steel pipe with the unqualified size can be realized.
The material guide device 9 is a chain conveyor 901, and a plurality of supporting clamping plates 902 which are used for supporting steel pipes and provided with supporting grooves 903 at the tops are respectively arranged at intervals along the peripheral direction of the top of the two sides of the chain conveyor 901. The chain conveyor 901 adopts the model commonly used at present can, can drive each group through the motion of chain conveyor 901 and support cardboard 902 once operation to can drive the steel pipe time of bearing on it and lead the transport forward, the speed of carrying can carry out automatic settlement and control.
The working principle is as follows:
when the steel pipe is hung through hoisting equipment and is put on waiting to expect device 1, because the terminal downward sloping setting of storage frame 101, consequently each steel pipe of placing on it can be in the trend of downstream under the effect of gravity weight, and the effect through striker plate 103 is kept out, is spacing under the normal condition. When the work and the material loading are needed, the copper wire drives the material blocking cylinder 102 to quickly realize the retraction of the piston rod through the manual control or the controller control external air pump station, the steel pipe at the lowest part can fall off at the moment, the quickly controlled piston rod extends out after falling off, the second steel pipe with the continuous falling trend can be blocked at the moment, the specific time interval can be tested and set according to the actual situation without specific requirements, the technical personnel in the field determine that the steel pipe falling off can roll into the clamping groove formed by the material loading inclined plate 201 and the tail end of the material storage frame 101, because the tail end of the material loading inclined plate 201 is in the upward inclined state under the normal state, and the universal position in-place detection switch is arranged at the position in-place detection switch, when the position in-place detection switch detects that the steel pipe is in place, the steel pipe can be transmitted to the controller, the controller can control the retraction of the piston rod of the material loading cylinder, thereby can stimulate the terminal downward sloping of material loading swash plate 201, thereby make the steel pipe of this department roll under the effect of gravity to conveyer 3 one of them a pair of backup pad 306 the top and realize the joint to the steel pipe through V type groove 305, and then drive under the effect of biax conveying motor 304 and carry the motion of stuff 303, and then realize the conveying of steel pipe, the steel pipe will be through transition hang plate 5 and under inertial effect after to the end, carry out spacing bearing in the two V type spaces 403 that correspond that are conveyed spraying blowing device 4. The steel pipe that the spraying has finished can fall into chain convey 901, can drive each group through the motion of chain convey 901 and support cardboard 902 and once operate to can drive the steel pipe time of bearing on it and lead the transport forward, the speed of carrying can carry out automatic settlement and control. The steel pipe entering the oven 10 is dried by the paint spraying of the surface of the steel pipe through the oven 10, and the finally dried steel pipe is subjected to surface mark spraying through the mark spraying machine 11 to wait for subsequent transfer.
The above-described embodiments should not be construed as limiting the scope of the invention, and any alternative modifications or alterations to the embodiments of the present invention will be apparent to those skilled in the art.
The present invention is not described in detail, but is known to those skilled in the art.
Claims (7)
1. Anticorrosive production line of net frame pipe, its characterized in that: comprises a waiting device, a feeding device is arranged at the downstream of the waiting device in a matching way, a conveying device is arranged at the downstream of the feeding device, the tail end of the conveying device is provided with a spraying and discharging device, the conveying device is in transition connection with the spraying and discharging device through a transition inclined plate, one end of the transition inclined plate, which is close to the spraying and discharging device, is inclined downwards, a reciprocating guide device is arranged above the spraying and discharging device, a plurality of spray guns are arranged on the reciprocating guide device at intervals, the spray guns are connected with a spraying machine arranged in a workshop through spray pipes, two sides of the spraying and discharging device are provided with a pipe length measuring device, the downstream of the spraying and discharging device is provided with a material guiding device, a drying oven is arranged in the middle of the material guide device, a label spraying machine is arranged above the tail end of the drying oven, and the label spraying machine is used for spraying labels on the dried pipes; the spraying and discharging device comprises a front oblique side plate arranged at the tail end of the conveying device, a rear oblique side plate is movably connected at the lower end of the front oblique side plate through a rotating shaft, a V-shaped space is formed between the front oblique side plate and the rear oblique side plate, through grooves are respectively formed in the two end portions of the front oblique side plate and the two end portions of the rear oblique side plate, a driving friction wheel is respectively clamped in each through groove through the rotating shaft in a movable mode, the outer end of each rotating shaft penetrates out of the end face of the front oblique side plate and the end face of the rear oblique side plate on one corresponding side and is respectively connected with a material stirring motor fixed on the end face of the front oblique side plate and the end face of the rear oblique side plate on the corresponding position, a plurality of discharging air cylinders and synchronous air cylinders which are arranged at intervals along the length direction of the front oblique side plate and the rear oblique side plate are respectively arranged below the front oblique side plate and the rear oblique side plate, the front oblique side plate, The otic placode activity links to each other, and each cylinder, each synchronous cylinder of unloading link to each other with outside air pump station, the bottom of oblique curb plate in back is higher than the top of transition hang plate, the cooperation of oblique curb plate in front each cylinder of unloading realizes unloading to the unqualified tubular product realization of size.
2. The net rack pipe anticorrosion production line of claim 1, characterized in that: the material waiting device comprises a storage frame, the tail end of the storage frame is downwards inclined, a material blocking cylinder is fixedly connected below the rear section of the storage frame, a material blocking plate is fixedly connected to the top of the material blocking cylinder, the material blocking plate is used for blocking and limiting the pipe on the storage frame, and the material blocking cylinder is connected with an external air pump station.
3. The net rack pipe anticorrosion production line of claim 2, characterized in that: the feeding device comprises a feeding inclined plate arranged on the lower portion of the tail end of the storage frame, a stand column is arranged on the front side of the feeding inclined plate, the bottom of the front end of the feeding inclined plate is movably connected to an ear plate at the top of the stand column through a rotating shaft, a feeding cylinder is arranged below the rear end of the feeding inclined plate, the bottom of the rear end of the feeding inclined plate is movably connected to an ear plate of a piston rod at the top of the feeding cylinder through a rotating shaft, and the feeding cylinder is connected with an external air pump station.
4. The net rack pipe anticorrosion production line of claim 3, characterized in that: the conveying device comprises two guide rails which are arranged at the tail end of the feeding inclined plate and are arranged in parallel, a chain wheel is movably connected with the clamping grooves at the two ends of each guide rail through a rotating shaft, the two chain wheels on each same guide rail are connected with each other through a conveying material strip in a matched mode, a double-shaft conveying motor is arranged between the two chain wheels at the front end, two output shafts of the double-shaft conveying motor are fixedly connected with the chain wheels at the corresponding positions respectively, a plurality of supporting plates with V-shaped grooves at the tops are fixedly connected with the outer side wall of each conveying material strip along the surface of the outer side wall at intervals respectively, and each group of the supporting plates are arranged oppositely and support the two ends of the same pipe together to.
5. The net rack pipe anticorrosion production line of claim 4, characterized in that: the reciprocating guide device comprises a reciprocating portal frame arranged above the spraying and discharging device, two ends of the reciprocating portal frame are respectively fixed on the ground at two sides of the spraying and discharging device, a rotary lead screw is arranged in a middle inner frame of the reciprocating portal frame, two ends of the rotary lead screw are respectively inserted into a rotary hole at the end part of the reciprocating portal frame through short shaft activities, one end of the rotary lead screw extends out of the reciprocating portal frame and is fixedly connected with an output shaft of a servo motor fixed on the reciprocating portal frame, a reciprocating slide block is arranged on the rotary lead screw in a matched mode, two sides of the reciprocating slide block are respectively abutted and limited with side walls of the inner frame of the reciprocating portal frame, and the bottom of the reciprocating slide block is fixedly connected with each spray gun.
6. The net rack pipe anticorrosion production line of claim 5, characterized in that: the pipe length measuring device comprises two telescopic cylinders which are arranged at two ends of a V-shaped space respectively, wherein each telescopic cylinder is close to a piston rod at the end part of the V-shaped space and is fixedly connected with a butt plate, each butt plate is provided with a contact switch respectively, a laser ranging sensor is fixedly connected on the inner side wall of one butt plate, and the laser ranging sensor is in signal connection with an external PLC.
7. The net rack pipe anticorrosion production line of claim 6, characterized in that: the material guide device is a chain conveyor, and a plurality of supporting clamping plates which are used for supporting the steel pipes and provided with supporting grooves at the tops are arranged at the tops of two sides of the chain conveyor at intervals along the peripheral direction of the chain conveyor.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811611620.3A CN109794385B (en) | 2018-12-27 | 2018-12-27 | Anti-corrosion production line for net frame pipe |
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| CN201811611620.3A CN109794385B (en) | 2018-12-27 | 2018-12-27 | Anti-corrosion production line for net frame pipe |
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| CN109794385B true CN109794385B (en) | 2021-03-05 |
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| CN112206943A (en) * | 2020-09-14 | 2021-01-12 | 张杨 | Automatic change underground pipeline paint spraying apparatus |
| CN112371414A (en) * | 2020-11-06 | 2021-02-19 | 芜湖辉林奥远自动化科技有限公司 | Continuous automatic spraying system for pipeline outer wall treatment |
| CN112191403B (en) * | 2020-11-16 | 2021-12-07 | 柳州市中晶科技有限公司 | Industrial spraying robot for pipeline spraying |
| CN112619979B (en) * | 2020-12-10 | 2022-04-19 | 广州市琳迪工艺品有限公司 | Be used for automatic painting equipment of branch on christmas |
| CN113083581A (en) * | 2021-03-31 | 2021-07-09 | 张佳明 | Automatic painting equipment for outer surface of steel pipe with intermittent discharging function |
| CN113000257B (en) * | 2021-04-16 | 2021-11-16 | 江苏富民鑫科重型机械有限公司 | Cold-rolled steel pipe convenient to initial positioning assembly and spraying equipment thereof |
| CN113693052B (en) * | 2021-10-28 | 2021-12-28 | 四川省烟草公司宜宾市公司 | Automatic large-range pesticide application spraying device and application |
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| AT501551B1 (en) * | 2005-03-07 | 2008-03-15 | Evg Entwicklung Verwert Ges | METHOD AND APPARATUS FOR PRODUCING HIGH-DUCTILE STEEL WIRE FROM HOT-ROLLED ROLLING WIRE |
| CN201454759U (en) * | 2009-04-15 | 2010-05-12 | 洪世杰 | Full-automatic production line type spraying equipment |
| CN103542197B (en) * | 2013-10-15 | 2016-06-15 | 浙江越州防腐工程有限公司 | The Coating Production Line of a kind of steel pipe corrosion-proof erosion and coated technique |
| CN105880096A (en) * | 2016-06-29 | 2016-08-24 | 湖南元拓实业集团有限公司 | Online UV (Ultraviolet) coating system of hotly-galvanized steel pipe and galvanized strip pipe |
| KR101793479B1 (en) * | 2017-01-31 | 2017-11-03 | 이파트너 주식회사 | Automatic Painting System |
| CN107497705B (en) * | 2017-09-07 | 2023-09-08 | 南京三智视觉科技有限公司 | Feeding mechanism and detection platform |
| CN107824367A (en) * | 2017-11-17 | 2018-03-23 | 无锡市拓亿塑胶制品厂 | A kind of efficient hardware tubing spray-painting plant |
| CN107971242B (en) * | 2017-11-18 | 2019-12-03 | 北京工业大学 | Axial workpiece automatic measurement and sorting unit |
| CN108097599A (en) * | 2017-12-28 | 2018-06-01 | 深圳爱易瑞科技有限公司 | A kind of stream product detects sorting cutting agency automatically |
| CN108080195A (en) * | 2017-12-29 | 2018-05-29 | 李�杰 | A kind of novel steel tube surfaces externally and internally spray-painting plant |
| CN108380512A (en) * | 2018-02-02 | 2018-08-10 | 成都市阿李科技有限公司 | A kind of device for detecting length of rod-shaped workpiece |
| CN108465577A (en) * | 2018-03-09 | 2018-08-31 | 广州荣润管业科技有限公司 | A kind of paint line and its production method of suitable assembled pipe-line system |
| CN108557448A (en) * | 2018-06-23 | 2018-09-21 | 桐乡市川泰商贸有限公司 | A kind of tubing interval feed mechanism |
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Denomination of invention: Corrosion Prevention Production Line for Grid Pipe Effective date of registration: 20231102 Granted publication date: 20210305 Pledgee: Shandong Jining Yanzhou Rural Commercial Bank Co.,Ltd. Pledgor: SHANDONG GUANGLEI STEEL STRUCTURE ENGINEERING Co.,Ltd. Registration number: Y2023980064045 |