CN118513764B - A support tool for turbine volute welding - Google Patents
A support tool for turbine volute welding Download PDFInfo
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- CN118513764B CN118513764B CN202410980462.8A CN202410980462A CN118513764B CN 118513764 B CN118513764 B CN 118513764B CN 202410980462 A CN202410980462 A CN 202410980462A CN 118513764 B CN118513764 B CN 118513764B
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- fixedly arranged
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- plate
- welding
- motor
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- 238000003466 welding Methods 0.000 title claims abstract description 40
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 230000002457 bidirectional effect Effects 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 5
- 230000001681 protective effect Effects 0.000 claims description 4
- 230000017525 heat dissipation Effects 0.000 claims description 3
- 241000883990 Flabellum Species 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 16
- 230000008569 process Effects 0.000 abstract description 14
- 238000006073 displacement reaction Methods 0.000 abstract description 4
- 238000004140 cleaning Methods 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
- B23K37/04—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
- B23K37/003—Cooling means for welding or cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
- B23K37/04—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
- B23K37/047—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Hydraulic Turbines (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The application discloses a supporting tool for welding a spiral case of a water turbine, which comprises a base, wherein an upright post is rotatably arranged in the middle of the base, a rotating plate is fixedly arranged at the top of the upright post, a plurality of clamping grooves are uniformly formed in the rotating plate, arc-shaped notches with the same number as the clamping grooves are formed in the rotating plate, a driving assembly for driving the rotating plate to rotate is arranged on the base, a connecting sleeve is fixedly arranged in the middle of the top of the rotating plate, a bearing base plate is fixedly arranged at the top of the connecting sleeve, a fixing mechanism for installing the spiral case of the water turbine is arranged on the bearing base plate, and a feeding mechanism is arranged on one side of the base. The supporting tool for welding the spiral case of the water turbine provided by the application realizes intermittent rotation of the spiral case of the water turbine, provides enough time for a feeding mechanism to send the blade into a welding position, improves the accuracy and efficiency of welding, prevents displacement caused by vibration or external force in the welding process by a fixing mechanism, and realizes the transmission of the blade and the cleaning operation of the blade by the feeding mechanism.
Description
Technical Field
The invention relates to the technical field of machining of hydroturbine volutes, in particular to a supporting tool for welding hydroturbine volutes.
Background
With the continuous development of hydroelectric power generation technology, a water turbine is used as core equipment, and the manufacturing quality and efficiency of the water turbine are focused on in industry. The spiral case of the hydraulic turbine is used as an important component of the hydraulic turbine, and the welding process directly determines the strength and the tightness of the spiral case, so that the operation performance and the service life of the whole hydraulic turbine are affected.
In traditional welding frock, the rotational speed of revolving plate often is difficult to accurate regulation, leads to the spiral case to be too fast or too slow at rotatory in-process speed, influences welded stability and precision, because the instability of revolving plate motion, spiral case all is in ideal welding readiness when being difficult to ensure to stop at every turn, has increased the degree of difficulty of welding position control, and in the welding process, the spiral case takes place the displacement because of vibration or exogenic action easily simultaneously, leads to welding position skew, influences welding quality, and the blade surface if there is impurity or dust, will directly influence welding quality, reduces the intensity and the leakproofness of welding seam. The present device was invented by studying the above problems.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a supporting tool for welding a spiral casing of a water turbine, which solves the problems in the prior art.
In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a hydraulic turbine spiral case welding is with supporting frock, which comprises a base, the pedestal intermediate position rotates installs the stand, stand top fixed mounting has the revolving board, evenly offered a plurality of draw-in grooves on the revolving board, offered the arc notch that equals with the draw-in groove quantity on the revolving board, be provided with the drive revolving board on the base and take place pivoted drive assembly, the intermediate position fixed mounting at revolving board top has connecting sleeve, connecting sleeve top fixed mounting has accepts the backing plate, it is provided with the fixed establishment who is used for installing the hydraulic turbine spiral case to accept on the backing plate, base one side is provided with feeding mechanism.
Optionally, the driving assembly comprises a vertical shaft rotatably mounted on the base, a contact element is fixedly mounted on the top of the vertical shaft, a cross rod is fixedly mounted on the bottom of the contact element, and a clamping column is fixedly mounted at one end of the top of the cross rod.
Optionally, the driving assembly further comprises a first motor fixedly installed on the base, the output shaft of the first motor is fixedly provided with a pinion, the bottom of the vertical shaft is fixedly provided with a large gear, and the large gear is meshed with the pinion.
Optionally, the motor number one and the outside of gear wheel are provided with the protection casing, and the protection casing demountable installation is on the base, has seted up the heat dissipation groove on the protection casing.
Optionally, fixed establishment is including locating the roof of accepting the backing plate top, fixed mounting has many vaulting poles between roof and the backing plate of accepting, fixed mounting has hollow sleeve on the roof, it has unidirectional screw to accept to rotate between backing plate and the hollow sleeve, roof top fixed mounting has No. two motors, and No. two motor output shafts are connected with unidirectional screw, fixed mounting has the mounting on the hollow sleeve, mounting lateral wall fixed mounting has a plurality of linking brackets on the mounting, threaded connection has the moving part on the unidirectional screw, moving part lateral wall fixed mounting has the lower link equal with last link quantity, be provided with the interior fagging equal with last link quantity between accepting backing plate and the roof, the equal fixed mounting in upper and lower both sides of interior fagging internal wall has the outer link, all movable mounting has the connecting rod between the upper link that the homonymy set up and the outer link down between link and the outer link.
Optionally, a first slide is provided on one side of the base, a second slide is provided on both sides of the first slide on the base, and a communication groove is provided between the first slide and the second slide.
Optionally, feeding mechanism includes fixed mounting cylinder on the base, cylinder piston rod end fixed mounting has the movable block, movable block top fixed mounting has the erection column, the equal fixed mounting in both sides at erection column top has the frame plate, fixed mounting has No. three motors on one of them frame plate, rotate between the frame plate of both sides and install bi-directional screw, and No. three motor output shaft is connected with bi-directional screw, equal threaded connection in bi-directional screw both sides has splint, fixed mounting has the gag lever post between the frame plate of both sides, and the gag lever post runs through two splint, the inboard fixed mounting of erection column has the mounting panel.
Optionally, the four corners department of movable block bottom all rotates and installs the gyro wheel, and equal fixed mounting has the guide bar on the gyro wheel, and the guide bar and the intercommunication groove roll connection that the homonymy set up, equal fixed mounting has big sprocket on locating two guide bars of inboard, equal fixed mounting has L shape support on two frame plates, rotates on the L shape support and installs the transmission shaft, and fixed mounting has little sprocket on the transmission shaft, is provided with the chain between big sprocket and the little sprocket that the homonymy set up, and transmission shaft inner end fixed mounting has the flabellum.
Compared with the prior art, the invention has the beneficial effects that:
1. According to the invention, through the engagement of the pinion and the large gear in the driving assembly, the accurate control of the rotation speed of the rotating plate is realized, the rotation speed is reduced, the stability of the volute in the rotation process is ensured, a stable operation environment is provided for welding, the design of the clamping groove and the arc-shaped notch on the rotating plate is matched with the crescent-shaped contact piece and the clamping column, the intermittent rotation of the rotating plate is realized, the stable welding preparation state of the volute in each stop is ensured, and the accurate control of the welding position is facilitated;
2. The invention is provided with the fixing mechanism, the spiral casing of the hydraulic turbine is firmly fixed from the inside through the combination of the unidirectional screw rod, the connecting rod and the inner supporting plate, the displacement caused by vibration or external force in the welding process is prevented, and the welding accuracy and quality are ensured;
3. The automatic blade clamping and delivering device is provided with the feeding mechanism, and the feeding mechanism realizes automatic clamping and delivering of the blade through the matching of the air cylinder, the bidirectional screw and the clamping plate, reduces manual operation, ensures that the blade is accurately sent into a welding position, and improves production efficiency;
4. In the feeding mechanism, the small chain wheel and the large chain wheel connected by the chain drive the fan blade to generate air flow, so that the surface of the fan blade is dedusted, the cleanliness before welding is improved, and the welding quality is improved.
Drawings
For a clearer description of embodiments of the present application or technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described, and it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic view of the overall structure provided by the present invention;
FIG. 2 is a schematic view of the working state provided by the present invention;
FIG. 3 is a bottom view of the structure with the shield removed;
FIG. 4 is a top view of the structure of the present invention with the securing mechanism removed;
FIG. 5 is a schematic structural view of a fixing structure according to the present invention;
FIG. 6 is a schematic structural view of a feeding mechanism according to the present invention;
fig. 7 is a front view of the feeding mechanism provided by the invention.
Reference numerals illustrate:
1. A base; 2. a column; 3. a rotating plate; 4. a clamping groove; 5. an arc-shaped notch; 6. a drive assembly; 601. a vertical shaft; 602. a contact; 603. a cross bar; 604. a clamping column; 605. a motor I; 606. a pinion gear; 607. a large gear; 7. a connecting sleeve; 8. a bearing backing plate; 9. a fixing mechanism; 901. a top plate; 902. a brace rod; 903. a hollow sleeve; 904. a unidirectional screw; 905. a motor II; 906. a fixing member; 907. an upper connecting frame; 908. a moving member; 909. a lower connecting frame; 910. an inner support plate; 911. an outer connecting frame; 912. a connecting rod; 10. a feeding mechanism; 1001. a cylinder; 1002. a moving block; 1003. a mounting column; 1004. a frame plate; 1005. a third motor; 1006. a bidirectional screw; 1007. a clamping plate; 1008. a limit rod; 1009. a mounting plate; 1010. a roller; 1011. a guide rod; 1012. a large sprocket; 1013. an L-shaped bracket; 1014. a transmission shaft; 1015. a small sprocket; 1016. a chain; 1017. a fan blade; 11. a protective cover; 12. a communication groove; 13. a first slideway; 14. and a second slideway.
Detailed Description
Other advantages and advantages of the present invention will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The present application will be further described in detail below with reference to the drawings and detailed description for the purpose of enabling those skilled in the art to better understand the aspects of the present application.
Examples:
Referring to fig. 1-4, a supporting tool for welding a spiral casing of a hydraulic turbine according to this embodiment includes a base 1, the base 1 is composed of a working platen and supporting legs fixedly installed at four corners of the bottom of the working platen, a stand column 2 is rotatably installed in the middle of the base 1, a rotating plate 3 is fixedly installed at the top of the stand column 2, a plurality of clamping grooves 4 are uniformly formed in the rotating plate 3, arc-shaped slots 5 equal to the clamping grooves 4 in number are formed in the rotating plate 3, the clamping grooves 4 and the arc-shaped slots 5 are arranged at intervals, a driving component 6 for driving the rotating plate 3 to rotate is arranged on the base 1, the driving component 6 comprises a vertical shaft 601 rotatably installed on the base 1, a contact 602 is fixedly installed at the top of the vertical shaft 601, the contact 602 is of a crescent structure, a cross rod 603 is fixedly installed at the bottom of the contact 602, a clamping column 604 is fixedly installed at one end of the top of the cross rod 603, and the clamping column 604 is matched with the clamping grooves 4.
Referring to fig. 1-4, the driving assembly 6 further includes a first motor 605 fixedly installed on the base 1, a pinion 606 is fixedly installed on an output shaft of the first motor 605, a large gear 607 is fixedly installed at the bottom of the vertical shaft 601, the large gear 607 is meshed with the pinion 606, an operator starts the first motor 605 when in use, the output shaft of the first motor 605 drives the small gear 606 to rotate, and further the rotation of the large gear 607 is achieved, the small gear 606 is used as a driving piece to drive the large gear 607 to rotate, the rotation speed of the large gear 607 is reduced, namely, the rotation speed of the vertical shaft 601 is reduced, the rotation speeds of the vertical column 2 and the rotating plate 3 are further reduced, and the spiral case is ensured to rotate stably.
Referring to fig. 1 and 2, a protection cover 11 is arranged outside the first motor 605 and the large gear 607, the protection cover 11 is detachably mounted on the base 1, the protection cover 11 protects the first motor 605, the large gear 607 and the small gear 606, and a heat dissipation groove is formed in the protection cover 11, so that heat generated by the first motor 605 during operation can be dissipated to the outside in time.
When the first motor 605 is started, the output shaft drives the pinion 606 to rotate, and then the large gear 607 and the vertical shaft 601 are driven to rotate slowly through gear engagement, the contact piece 602 at the top of the vertical shaft 601 rotates along with the pinion, the crescent-shaped design of the first motor enables the contact piece 602 to intermittently contact with the arc-shaped notch 5 on the rotating plate 3, and meanwhile the clamping column 604 is intermittently clamped into the clamping groove 4, so that intermittent rotation of the rotating plate 3 is realized, the overall rotation speed is reduced, and stable welding preparation state of the spiral case is ensured when the spiral case stops rotating each time.
Referring to fig. 1 and 5, a connecting sleeve 7 is fixedly installed in the middle position of the top of a rotating plate 3, a bearing base plate 8 is fixedly installed at the top of the connecting sleeve 7, the bearing base plate 8 synchronously rotates along with the rotating plate 3, a fixing mechanism 9 for installing a spiral case of a water turbine is arranged on the bearing base plate 8, the fixing mechanism 9 comprises a top plate 901 arranged above the bearing base plate 8, the top plate 901 and the bearing base plate 8 are coaxially arranged, a plurality of supporting rods 902 are fixedly installed between the top plate 901 and the bearing base plate 8, the supporting rods 902 ensure the structural stability of the top plate 901, a hollow sleeve 903 is fixedly installed on the top plate 901, a unidirectional screw 904 is rotatably installed between the bearing base plate 8 and the hollow sleeve 903, a motor No. two 905 is fixedly installed at the top of the top plate 901, an output shaft of the motor No. two 905 is connected with the unidirectional screw 904, and when in use, the motor No. two 905 is started, the output shaft of the second motor 905 drives the unidirectional screw 904 to rotate, a fixing piece 906 is fixedly arranged on the hollow sleeve 903, a plurality of upper connecting frames 907 are fixedly arranged on the side wall of the fixing piece 906, a moving piece 908 is connected to the unidirectional screw 904 in a threaded manner, lower connecting frames 909 equal to the upper connecting frames 907 in number are fixedly arranged on the side wall of the moving piece 908, an inner supporting plate 910 equal to the upper connecting frames 907 in number is arranged between the bearing backing plate 8 and the top plate 901, outer connecting frames 911 are fixedly arranged on the upper side and the lower side of the inner wall surface of the inner supporting plate 910, connecting rods 912 are movably arranged between the upper connecting frames 907 and the outer connecting frames 911 which are arranged on the same side, and between the lower connecting frames 909 and the outer connecting frames 911, the moving piece 908 moves longitudinally in the rotation process of the unidirectional screw 904, and the inner supporting plate 910 opens outwards under the connecting action of the connecting rods 912.
When the hydraulic turbine volute is used, the hydraulic turbine volute is placed on the bearing base plate 8, so that the hydraulic turbine volute and the bearing base plate 8 are coaxially arranged, the inner supporting plate 910 is outwards opened to prop against the inner wall of the volute in the running process of the motor II 905, the fixing of the hydraulic turbine volute is realized from the inside, the structural stability of the hydraulic turbine volute in the blade welding process is guaranteed, and the displacement of the volute in the welding process is effectively prevented.
Referring to fig. 1,6 and 7, a first slide way 13 is provided on one side of the base 1, a second slide way 14 is provided on both sides of the first slide way 13 on the base 1, the second slide way 14 penetrates through the working platen, a communication groove 12 is provided between the first slide way 13 and the second slide way 14, a feeding mechanism 10 is provided on one side of the base 1, the feeding mechanism 10 comprises a cylinder 1001 fixedly mounted on the base 1, a moving block 1002 is fixedly mounted at the end of a piston rod of the cylinder 1001, the moving block 1002 is arranged in the first slide way 13, the expansion and contraction of the piston rod of the cylinder 1001 realizes the movement of the moving block 1002 in the first slide way 13, a mounting column 1003 is fixedly mounted at the top of the moving block 1002, a frame plate 1004 is fixedly mounted on both sides of the top of the mounting column 1003, a three-number motor 1005 is fixedly mounted on one frame plate 1004, a bidirectional screw 1006 is rotatably mounted between the two sides 1004, and No. three motor 1005 output shaft is connected with two-way screw 1006, open No. three motor 1005 when using, can realize the rotation of two-way screw 1006, two equal threaded connection of two-way screw 1006 has splint 1007, fixed mounting has gag lever post 1008 between the frame plate 1004 of both sides, and gag lever post 1008 runs through two splint 1007, thereby realized the spacing to both sides splint 1007, make the splint 1007 of both sides can take place opposite directions or the back to each other in two-way screw 1006 pivoted in-process, the mounting column 1003 inboard fixed mounting has mounting panel 1009, mounting panel 1009 is used for accepting the blade of hydraulic turbine spiral case, place the blade of hydraulic turbine spiral case on mounting panel 1009 when using, then open No. three motor 1005, no. three motor 1005 realizes the rotation of two-way screw 1006, thereby realized the relative removal of both sides splint 1007, and then realized the centre gripping to the blade.
Referring to fig. 1, 6 and 7, rollers 1010 are rotatably installed at four corners of the bottom of a moving block 1002, in the process that the moving block 1002 moves along a first slideway 13, the rollers 1010 at the four corners rotate, guide rods 1011 are fixedly installed on the rollers 1010, the guide rods 1011 and the rollers 1010 are coaxially arranged, the guide rods 1011 arranged at the same side are in rolling connection with a communication groove 12, the guide of the moving track of the moving block 1002 is realized, large chain wheels 1012 are fixedly installed on two guide rods 1011 arranged at the inner side, the large chain wheels 1012 synchronously rotate along with the guide rods 1011, L-shaped brackets 1013 are fixedly installed on the two frame plates 1004, a transmission shaft 1014 is rotatably installed on the L-shaped brackets 1013, small chain wheels 1015 are fixedly installed on the transmission shaft 1014, a chain 1016 is arranged between the large chain wheels 1012 and the small chain wheels 1015 arranged at the same side, fan blades 1017 are fixedly installed at the inner ends of the transmission shaft 1014, under the connecting action of the chain 1016, the small chain wheels 1015 and the transmission shaft 1014 synchronously rotate, thereby realizing the rotation of the fan blades 1017, the air flow is generated in the rotating process of the fan blades 1017, and the cleaning degree of the surface of the fan blades is further improved, and the cleaning degree of the surface of the water turbine blades is further welded.
In the operation process, the contact piece 602 intermittently contacts with the arc-shaped notch 5, the clamping column 604 intermittently cooperates with the clamping groove 4, the gear reduction system in the driving assembly 6 is matched, intermittent rotation of the rotating plate 3 is achieved, namely intermittent rotation of the bearing plate 8 and the turbine volute is achieved, the intermittent rotation mode is not only conducive to accurate positioning in the welding process, but also provides enough time for the feeding mechanism 10 to accurately feed the blade into the welding position when the volute is stationary, the welding accuracy and efficiency are remarkably improved, the extension and retraction of the piston rod of the cylinder 1001 achieves reciprocating movement of the moving block 1002, namely delivery of the blade is achieved, the feeding mechanism 10 feeds the blade into the turbine volute in the process that the turbine volute stops rotating, the blade is welded on the turbine volute by an external welding tool, and the operation is repeated, so that the accuracy of the blade welding position is guaranteed.
Finally: the foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (4)
1. The utility model provides a hydraulic turbine spiral case welding is with supporting frock, includes base (1), its characterized in that: the novel hydraulic turbine volute is characterized in that an upright post (2) is rotatably arranged at the middle position of the base (1), a rotating plate (3) is fixedly arranged at the top of the upright post (2), a plurality of clamping grooves (4) are uniformly formed in the rotating plate (3), arc-shaped notches (5) with the same number as the clamping grooves (4) are formed in the rotating plate (3), a driving assembly (6) for driving the rotating plate (3) to rotate is arranged on the base (1), a connecting sleeve (7) is fixedly arranged at the middle position of the top of the rotating plate (3), a bearing base plate (8) is fixedly arranged at the top of the connecting sleeve (7), a fixing mechanism (9) for installing the hydraulic turbine volute is arranged on the bearing base plate (8), and a feeding mechanism (10) is arranged on one side of the base (1);
The fixing mechanism (9) comprises a top plate (901) arranged above a bearing base plate (8), a plurality of supporting rods (902) are fixedly arranged between the top plate (901) and the bearing base plate (8), a hollow sleeve (903) is fixedly arranged on the top plate (901), a one-way screw (904) is rotatably arranged between the bearing base plate (8) and the hollow sleeve (903), a motor (905) is fixedly arranged at the top of the top plate (901), an output shaft of the motor (905) is connected with the one-way screw (904), a fixing piece (906) is fixedly arranged on the hollow sleeve (903), a plurality of upper connecting frames (907) are fixedly arranged on the side wall of the fixing piece (906), a moving piece (908) is connected on the one-way screw (904), lower connecting frames (909) with the same number of the upper connecting frames (907) are fixedly arranged on the side wall of the moving piece (908), an inner connecting frame (911) is arranged between the bearing base plate (8) and the top plate (901), and the inner connecting frames (911) are equal to the inner connecting frames (907), and the outer connecting frames (910) are arranged on the two side of the inner connecting frames (907) are fixedly arranged on the inner connecting frames (907) A connecting rod (912) is movably arranged between the lower connecting frame (909) and the outer connecting frame (911);
A slide way (13) is arranged on one side of the base (1), a second slide way (14) is arranged on two sides of the first slide way (13) in the base (1), a communication groove (12) is arranged between the first slide way (13) and the second slide way (14), the feeding mechanism (10) comprises a cylinder (1001) fixedly arranged on the base (1), a moving block (1002) is fixedly arranged at the tail end of a piston rod of the cylinder (1001), a mounting column (1003) is fixedly arranged at the top of the moving block (1002), a frame plate (1004) is fixedly arranged on two sides of the top of the mounting column (1003), a third motor (1005) is fixedly arranged on one of the frame plates (1004), a bidirectional screw (1006) is rotatably arranged between the frame plates (1004), an output shaft of the third motor (1005) is connected with the bidirectional screw (1006), clamping plates (1007) are connected with two sides of the bidirectional screw threads, a limiting rod (1008) is fixedly arranged between the frame plates (1004), the limiting rod (1008) penetrates through the two clamping plates (1003), a roller (1010) is fixedly arranged at the bottom of the four corners (1010) of the inner side (1010), and guide bar (1011) that homonymy set up with intercommunication groove (12) roll connection locates two on guide bar (1011) equal fixed mounting has big sprocket (1012), two on frame board (1004) equal fixed mounting has L shape support (1013), rotate on L shape support (1013) and install transmission shaft (1014), fixed mounting has little sprocket (1015) on transmission shaft (1014), homonymy set up big sprocket (1012) with be provided with chain (1016) between little sprocket (1015), the inner fixed mounting of transmission shaft (1014) has flabellum (1017).
2. The supporting tool for welding of a spiral casing of a water turbine according to claim 1, wherein: the driving assembly (6) comprises a vertical shaft (601) rotatably mounted on the base (1), a contact piece (602) is fixedly mounted on the top of the vertical shaft (601), a cross rod (603) is fixedly mounted on the bottom of the contact piece (602), and a clamping column (604) is fixedly mounted at one end of the top of the cross rod (603).
3. The supporting tool for welding the spiral case of the water turbine according to claim 2, wherein: the driving assembly (6) further comprises a first motor (605) fixedly mounted on the base (1), a pinion (606) is fixedly mounted on an output shaft of the first motor (605), a large gear (607) is fixedly mounted at the bottom of the vertical shaft (601), and the large gear (607) is meshed and connected with the pinion (606).
4. The supporting tool for welding the spiral case of the water turbine according to claim 3, wherein: the first motor (605) and the large gear (607) are externally provided with a protective cover (11), the protective cover (11) is detachably arranged on the base (1), and the protective cover (11) is provided with a heat dissipation groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410980462.8A CN118513764B (en) | 2024-07-22 | 2024-07-22 | A support tool for turbine volute welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410980462.8A CN118513764B (en) | 2024-07-22 | 2024-07-22 | A support tool for turbine volute welding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN118513764A CN118513764A (en) | 2024-08-20 |
| CN118513764B true CN118513764B (en) | 2024-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410980462.8A Active CN118513764B (en) | 2024-07-22 | 2024-07-22 | A support tool for turbine volute welding |
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| Country | Link |
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| CN (1) | CN118513764B (en) |
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| CN109128604A (en) * | 2018-09-29 | 2019-01-04 | 宁波智正伟盈信息科技有限公司 | A kind of auto parts welding dust-extraction unit |
| CN216541300U (en) * | 2021-12-27 | 2022-05-17 | 东莞市捷日五金科技有限公司 | Automatic feeding mechanism that soldering machine was used |
| CN218110068U (en) * | 2022-10-14 | 2022-12-23 | 西咸新区华贸荣科机电科技有限公司 | Motor housing processing location centre gripping equipment |
| CN219562036U (en) * | 2023-01-18 | 2023-08-22 | 沈阳北人智能制造科技有限公司 | Circumferential welding auxiliary overturning clamp |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN213224591U (en) * | 2020-08-31 | 2021-05-18 | 陕西三原正泰锻压有限公司 | Sawing machine material feeding unit |
| CN215854171U (en) * | 2021-08-04 | 2022-02-18 | 河南银河铝业有限公司 | Aluminum coil unwinding device convenient for replacing aluminum coil |
| CN219562722U (en) * | 2022-10-27 | 2023-08-22 | 天津爱克威新能源科技有限公司 | Motor housing processing is with interior anchor clamps that prop |
| CN219901889U (en) * | 2023-05-30 | 2023-10-27 | 霸州市汇跃科技有限公司 | Automobile shock absorber ware casing processingequipment |
| CN117943776A (en) * | 2024-03-01 | 2024-04-30 | 中国水利水电第四工程局有限公司 | Supporting tool for welding spiral case of water turbine |
-
2024
- 2024-07-22 CN CN202410980462.8A patent/CN118513764B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109128604A (en) * | 2018-09-29 | 2019-01-04 | 宁波智正伟盈信息科技有限公司 | A kind of auto parts welding dust-extraction unit |
| CN216541300U (en) * | 2021-12-27 | 2022-05-17 | 东莞市捷日五金科技有限公司 | Automatic feeding mechanism that soldering machine was used |
| CN218110068U (en) * | 2022-10-14 | 2022-12-23 | 西咸新区华贸荣科机电科技有限公司 | Motor housing processing location centre gripping equipment |
| CN219562036U (en) * | 2023-01-18 | 2023-08-22 | 沈阳北人智能制造科技有限公司 | Circumferential welding auxiliary overturning clamp |
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| CN118513764A (en) | 2024-08-20 |
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