CN204771064U - Steam injection boiler unit convection zone coil pipe automatic weld workstation - Google Patents
Steam injection boiler unit convection zone coil pipe automatic weld workstation Download PDFInfo
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- CN204771064U CN204771064U CN201520236030.2U CN201520236030U CN204771064U CN 204771064 U CN204771064 U CN 204771064U CN 201520236030 U CN201520236030 U CN 201520236030U CN 204771064 U CN204771064 U CN 204771064U
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Abstract
The utility model provides a steam injection boiler unit convection zone coil pipe automatic weld workstation, straight tube including installing is in proper order organized mechanism, automatic mechanism, automatic weld mechanism, automatic slow cooling mechanism, automatic X -ray radiographic inspection mechanism and the finished product conveyor device of preheating with the elbow is automatic, the workstation still includes numerical control system, numerical control system control the straight tube is organized mechanism, automatic function of preheating mechanism, automatic weld mechanism, automatic slow cooling mechanism, automatic X -ray radiographic inspection mechanism and finished product conveyor device with the elbow is automatic. Use the utility model discloses technical scheme uses the automatic function of each mechanism of numerical control system control, and the assembly, group that can realize the product improve production efficiency to automatic operation and intelligent robot welding greatly.
Description
Technical field
The utility model relates to steam-injected boiler unit manufacture field, particularly relates to a kind of injection boiler unit convection section coil pipe automatically welding workstation.
Background technology
Convection section is the auxiliary heating surface of injection boiler, and it is arranged in boiler back end ductwork, utilizes the waste-heat boiler feedwater of flue gas, can save material like this, improves boiler thermal output.Boiler feedwater enters convection section therefrom absorb fume afterheat, and water temperature is raised, and it recepts the caloric account for that boiler feedwater always absorbs heat about 40%.At present, in the production process of convection section, the banjo fixing butt jointing number of snakelike boiler tube and wall thickness, increase along with the increase of boiler capacity, main employing assembling, manual welding production mode manually in current production, labour intensity is large, quality is unstable, efficiency is low, cost is high, needs a large amount of manpower, and therefore the quality of the snakelike welding of tubes of convection section and efficiency have now become the problem that modern production must solve.
Utility model content
The utility model proposes a kind of injection boiler unit convection section coil pipe automatically welding workstation, solve the problem that in prior art, convection section coil pipe production efficiency is low, quality is unstable.
The technical solution of the utility model is achieved in that
A kind of injection boiler unit convection section coil pipe automatically welding workstation, comprises the straight tube and the automatic grouping machine structure of elbow, automatic preheating mechanism, automatic welding mechanism, automatically slow cooling mechanism, automatic ray inspection machine structure and finished product transport establishment installed successively; Described work station also comprises digital control system, and described digital control system controls the running of described straight tube and the automatic grouping machine structure of elbow, automatic preheating mechanism, automatic welding mechanism, automatically slow cooling mechanism, automatically ray inspection machine structure and finished product transport establishment.
Further, described digital control system comprises PLC control system and multiple sensor, described sensor is separately positioned on straight tube and the automatic grouping machine structure of elbow, automatic preheating mechanism, automatic welding mechanism, automatically slow cooling mechanism and automatic ray inspection machine structure, and described sensor sends information to described PLC control system.
Further, straight tube and the automatic grouping machine structure of elbow comprise the first straight tube transfer robot, arc-welding transfer robot and assembly welding fixture; Described assembly welding fixture is provided with the first alignment sensor, described first straight tube transfer robot carrying straight tube is to the assigned address of assembly welding fixture, described arc-welding transfer robot carrying bend pipe is to the assigned address of assembly welding fixture, after described first alignment sensor detects the assigned address that straight tube and bend pipe arrive, signal transmission is to PLC control system, and described PLC control system starts described arc-welding transfer robot and carries out automatic welding to the straight tube of described assembly welding fixture assigned address and bend pipe.
Further, described straight tube and the automatic grouping machine structure of elbow also comprise the first positioner, and described assembly welding fixture is arranged on described first positioner, and described first positioner can drive described assembly welding fixture to rotate a circle.
Further, described automatic preheating mechanism comprises temperature control system and automatic preheating positioning fixture, described temperature control system detect the temperature of preheating and transmission signal to described digital control system.
Further, described automatic welding mechanism comprises Full welding clamping device, is arranged at the second alignment sensor on Full welding clamping device and full weld robot; Straight tube after described first straight tube transfer robot carrying heating and bend pipe are to Full welding clamping device assigned address, and described second alignment sensor square signal is to PLC control system, and described PLC control system starts described full weld robot and carries out full weld to straight tube and bend pipe.
Further, described automatic ray inspection machine structure comprises J type Workpiece transfer robot, positioning transporting device and failure detector, described J type Workpiece transfer robot carries cooled J type workpiece to positioning transporting device, positioning transporting device transmission J type workpiece is in failure detector, and described failure detector detects J type workpiece and carries out data storing.
Further, described automatic welding mechanism also comprises the second deflection machine, and described Full welding clamping device is arranged on described second deflection machine, and described second deflection machine can drive described Full welding clamping device to rotate a circle.
Further, a kind of injection boiler unit convection section coil pipe automatically welding workstation processing technology, is characterized in that, comprise the following steps:
Step one: the turnover hopper of straight tube and elbow pallet place by operating personnel;
Step 2: inspection work station on each equipment and raw material, determine errorless after, start work station;
Step 3: the PLC control system of digital control system starts the first straight tube transfer robot, straight tube in first straight tube transfer robot carrying turnover hopper is to assembly welding fixture assigned address, and the first sensor on assembly welding fixture sends a signal to the PLC control system of digital control system; PLC control system sends instruction to arc-welding transfer robot, the position that the elbow in arc welding robot carrying elbow pallet is specified to assembly welding fixture, and the first sensor on assembly welding fixture sends a signal to the PLC control system of digital control system;
Step 4: PLC controls system and receives after straight tube and elbow all arrive the signal of assembly welding fixture assigned address and will send command signal to arc-welding transfer robot, and arc-welding transfer robot rotates welding gun after receiving instruction and is grouping welding to straight tube and bend pipe;
Step 5: after arc-welding transfer robot is grouping welding to straight tube and bend pipe, arc-welding transfer robot return-to-home position also sends signal to PLC control system;
Step 6: after step 5, PLC control system sends instruction to the second straight tube transfer robot, straight tube after welding and bend pipe are transported on the automatic preheating positioning fixture of automatic preheating mechanism by described second straight tube transfer robot, monitored by the temperature of PID temperature control system to straight tube and bend pipe, after the temperature of straight tube and bend pipe arrives assigned temperature, PID temperature control system cuts off heating, and sends signal to PLC control system.
Step 7: after step 6, PLC control system sends instruction to the second straight tube transfer robot, after second straight tube transfer robot receives instruction, the straight tube after heating and bend pipe are transported to the assigned address of the Full welding clamping device of automatic welding mechanism, the second alignment sensor on Full welding clamping device sends the information of straight tube and bend pipe location to PLC control system;
Step 8: after step 7, PLC control system sends enabled instruction to full weld robot, and full weld robot carries out full weld to the straight tube on Full welding clamping device and bend pipe and is processed into J type workpiece, and full weld completes backward PLC control system and is sent completely information;
Step 9: after step 8, PLC control system starts the first straight tube transfer robot, second straight tube transfer robot carrying J type workpiece to automatic slow cooling mechanism carries out slow cooling process, and after reaching the fixed time, automatic slow cooling mechanism is sent completely information to PLC control system.
Further, injection boiler unit convection section coil pipe automatically welding workstation processing technology, also comprises:
Step 10: after step 9, PLC control system sends instruction to J type Workpiece transfer robot, and J type Workpiece transfer robot receives in J type workpiece handling to automatic ray inspection machine structure after instruction; The failure detector of described automatic ray inspection machine structure carries out automatic monitoring to J type workpiece, operator carries out qualification determination to workpiece, electronic data stores by failure detector automatically, has detected rear formation J type precast segment product, and automatic ray inspection machine structure also sends signal to PLC control system;
Step 11: after step 10, PLC control system sends instruction to finished product transport establishment, J type precast segment product is carried out automatic stacking vanning by the subassembly product transfer robot of finished product transport establishment, sends information, proceed to subsequent processing after vanning to PLC control system.
Use technical solutions of the utility model, digital control system is used to control the automatic running of each mechanism, the assembling of product, group can be realized to automated job and intelligent robot's welding, greatly enhance productivity, can enhance productivity compared with original handwork 10 times through measuring and calculating, labour 20 people can be saved.And reduce percent defective, improve product quality stability significantly, cut the waste, reduce costs.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is work station each mechanism information transmission relation schematic diagram in the utility model specific embodiment;
Fig. 2 is work station structural representation in the utility model specific embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, in the utility model specific embodiment, a kind of injection boiler unit convection section coil pipe automatically welding workstation 100 comprises the straight tube and the automatic grouping machine structure 1 of elbow, automatic preheating mechanism 2, automatic welding mechanism 3, automatically slow cooling mechanism 4, automatic ray inspection machine structure 5 and finished product transport establishment 6 installed successively; Wherein, work station 100 also comprises the digital control system 7 controlling straight tube and the automatic grouping machine structure 1 of elbow, automatic preheating mechanism 2, automatic welding mechanism 3, automatically slow cooling mechanism 4, automatic ray inspection machine structure 5 and finished product transport establishment 6 and operate.
During the utility model is specifically implemented, digital control system 7 comprises PLC control system 71 and multiple sensor 72, sensor 72 is separately positioned in straight tube and the automatic grouping machine structure 1 of elbow, automatic preheating mechanism 2, automatic welding mechanism 3, automatically slow cooling mechanism 4, automatically ray inspection machine structure 5 and finished product transport establishment 6, in order to respond to the concurrent carry information of each organisation operations situation to PLC control system 71.
Straight tube and the automatic grouping machine structure 1 of elbow comprise the first straight tube transfer robot 14, arc-welding transfer robot 12 and assembly welding fixture 13; Assembly welding fixture 13 is provided with the first alignment sensor (not indicating in figure), first straight tube conveying robot 11 people carries the assigned address of straight tube 15 to assembly welding fixture 13, arc-welding transfer robot 12 carries the assigned address of bend pipe 16 to assembly welding fixture 13, wherein, after first alignment sensor detects the assigned address that straight tube 15 and bend pipe 16 arrive, signal transmission is to PLC control system 71, PLC control system 71 starts the straight tube 15 of arc-welding transfer robot 12 pairs of assembly welding fixture 13 assigned addresses and bend pipe 16 carries out automatic welding
Wherein, arc-welding transfer robot 12 may be used for carrying bend pipe 16, also can in order to weld straight tube 15 and bend pipe 16.
In the utility model specific embodiment, straight tube and the automatic grouping machine structure 1 of elbow also comprise the first positioner 17, assembly welding fixture 13 is arranged on the first positioner 17, first positioner 17 can drive assembly welding fixture 13 to rotate a circle, so that arc-welding transfer robot 12 can carry out welding in a week to straight tube and bend pipe two sides, be welded as the argon arc welding TIG tack welding that fills silk herein.
During the utility model specifically implements, the straight tube preliminary on automatic to straight tube and elbow grouping machine structure 1 welded and bend pipe are transported to and automatic preheating mechanism 2 carry out preheating before full weld, wherein automatic preheating mechanism 2 comprises temperature control system 21 and automatic preheating positioning fixture 22, temperature control system 21 detects the temperature by hankering straight tube 15 and bend pipe 16, after the temperature of preheating to be achieved, described digital control system is given, temperature control system 21 preferably PID temperature control system in the utility model specific embodiment by transmission signal.
In the utility model specific embodiment, automatic welding mechanism 3 comprises Full welding clamping device 31, second straight tube transfer robot 14, is arranged at the second alignment sensor (not indicating in figure) on Full welding clamping device 31 and full weld robot 32; After second straight tube transfer robot 14 carries the straight tube after heating and the position specified by bend pipe to Full welding clamping device 31, second alignment sensor will send a signal to PLC control system 71, PLC control system 71 at once starts full weld robot 32 pairs of straight tubes 15 and bend pipe 16 carries out full weld process and forms J type workpiece 35, and full weld is treated to full weld robot 32 and completes TIG silk filling bottoming and MAG filling cover welding herein.
Wherein, automatic welding mechanism 3 also comprises the second deflection machine 33, Full welding clamping device 31 is arranged on the second deflection machine 33, and the second deflection machine 33 can drive Full welding clamping device 31 to rotate a circle, so that full weld robot 32 pairs of bend pipes and straight tube carry out soldering in a week form J type workpiece.
In the utility model specific embodiment, automatic slow cooling mechanism 4 comprises slow cooling support 41 and slow cooling support 41 sliding rail 42.J type workpiece after full weld is removed on slow cooling support 41 through the second straight tube transfer robot 14, slow cooling support can on sliding rail 42 before and after slide into and reach assigned address.
In the utility model specific embodiment, automatic ray inspection machine structure 5 comprises J type Workpiece transfer robot 51, positioning transporting device 52 and failure detector 53, wherein, J type Workpiece transfer robot 51 is carried through automatic slow cooling mechanism 4 cooled J type workpiece 36 to positioning transporting device 52, positioning transporting device 52 transmits in J type workpiece 36 to failure detector 53, whether failure detector 53 will detect J type workpiece 36 qualified, and carry out electronic data storage, after failure detector 53 completes detection, qualified J type workpiece 36 forms the J type precast segment product of coil tubes.
In the utility model specific embodiment, finished product transport establishment 6 comprises finished product transfer robot 61, J type precast segment product is carried out automatic stacking vanning at product Turnover Box place by finished product transfer robot 61, after completing vanning, sensor in finished product transport establishment 6 will send information to PLC control system, and J type precast segment product will be moved and proceed to subsequent processing.
In the utility model specific embodiment, injection boiler unit convection section coil pipe automatically welding workstation processing technology, comprises the following steps:
Step one: the turnover hopper of straight tube and elbow pallet place by operating personnel;
Step 2: after step one, inspection work station on each equipment and raw material, determine errorless after, start work station;
Step 3: after step 2, the PLC control system 71 of digital control system starts the first straight tube transfer robot 11 first straight tube transfer robot 11 and carries the position of having enough to meet the need straight tube 15 to the assembly welding fixture 13 in hopper and specifying, and the first sensor 14 on assembly welding fixture 13 sends a signal to the PLC control system 71 of digital control system; After PLC control system 71 receives the information of first sensor 14, instruction is sent to arc-welding transfer robot 12, arc-welding transfer robot 12 carries the position that elbow 16 to the assembly welding fixture 13 in elbow pallet is specified, and the first sensor 14 on assembly welding fixture 13 sends information that bend pipe puts in place to PLC control system 71;
Step 4: after step 3, PLC controls system and connects 71 and receive after straight tube 15 and elbow 16 all arrive the signal of assembly welding fixture assigned address, to send command signal to arc-welding transfer robot 12, arc-welding transfer robot 12 rotates welding gun after receiving instruction and is grouping welding to straight tube 15 and bend pipe 16;
Step 5: after step 4, after arc-welding transfer robot 12 pairs of straight tubes 15 and bend pipe 16 are grouping welding, arc-welding transfer robot 12 return-to-home position also sends signal to PLC control system;
Step 6: after step 5, PLC control system 71 sends instruction to the second straight tube transfer robot 14, straight tube after welding and bend pipe are transported on the automatic preheating positioning fixture 22 of automatic preheating mechanism 2 by the second straight tube transfer robot 14, monitored by the temperature of PID temperature control system to straight tube 15 and bend pipe 16, after the temperature of straight tube 16 and bend pipe 16 arrives assigned temperature, PID temperature control system cuts off heating, and sends signal to PLC control system 71.
Step 7: after step 6, PLC control system 71 sends instruction to the first straight tube transfer robot 11, after first straight tube transfer robot 11 receives instruction, the straight tube after heating and bend pipe are transported to the assigned address of the Full welding clamping device of automatic welding mechanism, the second alignment sensor on Full welding clamping device sends the information of straight tube and bend pipe location to PLC control system;
Step 8: after step 7, PLC control system 71 sends enabled instruction to full weld robot 32, straight tube on full weld robot 32 pairs of Full welding clamping devices 31 and bend pipe carry out full weld and are processed into J type workpiece, and after full weld completes, automatic welding mechanism 3 is sent completely information to PLC control system 71;
Step 9: after step 8, PLC control system 71 starts the second straight tube transfer robot 14, second straight tube transfer robot 14 is carried on J type workpiece to automatic slow cooling mechanism 4 and is carried out slow cooling process, and after reaching the fixed time, automatic slow cooling mechanism 4 is sent completely information to PLC control system 71.
During the utility model is specifically implemented, injection boiler unit convection section coil pipe automatically welding workstation processing technology, also comprises:
Step 10: after step 9, PLC control system 71 sends instruction to J type Workpiece transfer robot 51, J type Workpiece transfer robot 51 to receive after instruction by J type workpiece handling on positioning transporting device 52, and positioning transporting device 52 transmits J type workpiece in the failure detector 53 of automatic ray inspection machine structure 5; Failure detector 53 pairs of J type workpiece carry out automatic monitoring, operator carries out qualification determination to workpiece, electronic data stores by failure detector 53 automatically, has detected rear formation J type precast segment product, and automatic ray inspection machine structure 5 also sends signal to PLC control system;
Step 11: after step 10, PLC control system 71 sends instruction to finished product transport establishment 6, J type precast segment product is carried out automatic stacking vanning by the subassembly product transfer robot 61 of finished product transport establishment 6, after vanning, finished product transport establishment 6 sends information to PLC control system, proceeds to subsequent processing.
Use technical solutions of the utility model, digital control system is used to control the automatic running of each mechanism, the assembling of product, group can be realized to automated job and intelligent robot's welding, greatly enhance productivity, can enhance productivity compared with original handwork 10 times through measuring and calculating, labour 20 people can be saved.And reduce percent defective, improve product quality stability significantly, cut the waste, reduce costs.
Use the utility model, the advanced production technology of intellectuality, flexibility, automation can be introduced into traditional manufacturing, bring transformation that is efficient, friendly, the green mode of production, realize the transition and upgrade of conventional industries.Robot automatic welding production line can realize the assembling of product, group to and Automation of Welding operation, greatly enhance productivity, can enhance productivity compared with original handwork 10 times through measuring and calculating, labour 20 people can be saved.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (8)
1. an injection boiler unit convection section coil pipe automatically welding workstation, is characterized in that: comprise the straight tube and the automatic grouping machine structure of elbow, automatic preheating mechanism, automatic welding mechanism, automatically slow cooling mechanism, automatic ray inspection machine structure and finished product transport establishment installed successively; Described work station also comprises digital control system, and described digital control system controls the running of described straight tube and the automatic grouping machine structure of elbow, automatic preheating mechanism, automatic welding mechanism, automatically slow cooling mechanism, automatically ray inspection machine structure and finished product transport establishment.
2. injection boiler unit convection section coil pipe automatically welding workstation according to claim 1, it is characterized in that: described digital control system comprises PLC control system and multiple sensor, described sensor is separately positioned on straight tube and the automatic grouping machine structure of elbow, automatic preheating mechanism, automatic welding mechanism, automatically slow cooling mechanism and automatic ray inspection machine structure, and described sensor sends information to described PLC control system.
3. injection boiler unit convection section coil pipe automatically welding workstation according to claim 2, is characterized in that: straight tube and the automatic grouping machine structure of elbow comprise the first straight tube transfer robot, arc-welding transfer robot and assembly welding fixture; Described assembly welding fixture is provided with the first alignment sensor, described first straight tube transfer robot carrying straight tube is to the assigned address of assembly welding fixture, described arc-welding transfer robot carrying bend pipe is to the assigned address of assembly welding fixture, after described first alignment sensor detects the assigned address that straight tube and bend pipe arrive, signal transmission is to PLC control system, and described PLC control system starts described arc-welding transfer robot and carries out automatic welding to the straight tube of described assembly welding fixture assigned address and bend pipe.
4. injection boiler unit convection section coil pipe automatically welding workstation according to claim 3, it is characterized in that: described straight tube and the automatic grouping machine structure of elbow also comprise the first positioner, described assembly welding fixture is arranged on described first positioner, and described first positioner can drive described assembly welding fixture to rotate a circle.
5. injection boiler unit convection section coil pipe automatically welding workstation according to claim 4, it is characterized in that: described automatic preheating mechanism comprises temperature control system and automatic preheating positioning fixture, described temperature control system detect the temperature of preheating and transmission signal to described digital control system.
6. injection boiler unit convection section coil pipe automatically welding workstation according to claim 5, is characterized in that: described automatic welding mechanism comprises Full welding clamping device, be arranged at the second alignment sensor on Full welding clamping device and full weld robot; Straight tube after described first straight tube transfer robot carrying heating and bend pipe are to Full welding clamping device assigned address, and described second alignment sensor square signal is to PLC control system, and described PLC control system starts described full weld robot and carries out full weld to straight tube and bend pipe.
7. injection boiler unit convection section coil pipe automatically welding workstation according to claim 6, it is characterized in that: described automatic ray inspection machine structure comprises J type Workpiece transfer robot, positioning transporting device and failure detector, described J type Workpiece transfer robot carries cooled J type workpiece to positioning transporting device, positioning transporting device transmission J type workpiece is in failure detector, and described failure detector detects J type workpiece and carries out data storing.
8. injection boiler unit convection section coil pipe automatically welding workstation according to claim 7, it is characterized in that: described automatic welding mechanism also comprises the second deflection machine, described Full welding clamping device is arranged on described second deflection machine, and described second deflection machine can drive described Full welding clamping device to rotate a circle.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104801823A (en) * | 2015-04-20 | 2015-07-29 | 骏马石油装备制造有限公司 | Automatic welding workstation and processing technique for coiled pipe in convection section of steam-injection boiler unit |
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2015
- 2015-04-20 CN CN201520236030.2U patent/CN204771064U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104801823A (en) * | 2015-04-20 | 2015-07-29 | 骏马石油装备制造有限公司 | Automatic welding workstation and processing technique for coiled pipe in convection section of steam-injection boiler unit |
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Granted publication date: 20151118 Termination date: 20190420 |