CN117444490B - Bilateral welding repair device provided with positioning structure and used for valve plate of butterfly valve - Google Patents
Bilateral welding repair device provided with positioning structure and used for valve plate of butterfly valve Download PDFInfo
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- CN117444490B CN117444490B CN202311763539.8A CN202311763539A CN117444490B CN 117444490 B CN117444490 B CN 117444490B CN 202311763539 A CN202311763539 A CN 202311763539A CN 117444490 B CN117444490 B CN 117444490B
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- 238000003466 welding Methods 0.000 title claims abstract description 68
- 230000008439 repair process Effects 0.000 title claims abstract description 25
- 230000002146 bilateral effect Effects 0.000 title description 2
- 230000007246 mechanism Effects 0.000 claims abstract description 64
- 230000005540 biological transmission Effects 0.000 claims description 32
- 238000010276 construction Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 description 5
- 238000005266 casting Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002893 slag Substances 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 to a procedure covered by only one of the preceding main groups
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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 to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
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- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Abstract
The invention discloses a double-side welding repair device of a butterfly valve plate with a positioning structure, which relates to the field of valve plate welding and comprises a base, a welding mechanism and a movement control mechanism, wherein the welding mechanism is arranged above the base, the left side of the welding mechanism is connected with the movement control mechanism, the welding position of the welding mechanism is adjusted, a fixed cover is fixed above the base, the middle part of the fixed cover is in a circular through structure design, the middle part of the fixed cover is provided with a supporting seat, the supporting seat is used for supporting the valve plate, and the outer side of the supporting seat is provided with a centering positioning mechanism. The two-side welding repair device of the butterfly valve plate with the positioning structure can position the axis of the valve plate through the connection of the central positioning block and the valve plate, and the follow-up supporting seat can rotate in the fixed cover through the rotation of the movable ring, so that the valve plate can stably rotate around the axis of the valve plate, the follow-up welding can realize annular uniform treatment, and the stability of the axis of the follow-up valve plate is ensured.
Description
Technical Field
The invention relates to the technical field of valve plate welding, in particular to a double-side welding repair device for a butterfly valve plate with a positioning structure.
Background
When the metal valve plate is processed, the metal valve plate is processed in a casting mode, after the casting processing is finished, defects such as shrinkage cavity, rough surface, air holes, slag inclusion and the like of the casting can occur due to the processing technology and material problems, and due to the existence of objective conditions, the defect can be welded and repaired in the later stage of the valve plate casting in a repair welding mode, and the welding device for the valve plate processing of the butterfly valve disclosed by the application number CN201921395880.1 and the 26 th year 2020 is convenient to fix and adjust the position of the valve plate to be welded so as to facilitate the welding processing of the valve plate, when the welding processing is required, the welding pen is electrified, a user holds the welding pen for the welding processing of the valve plate, and simultaneously can rotate the rotary handle according to the use requirement, so that the connecting rod drives the second conical gear to rotate, and the first conical gear rotates along with the second conical gear, so that the rotary shaft drives the positioning plate to rotate, and the valve plate is convenient to drive to rotate, and the position of the valve plate to be welded is convenient to fix and adjust so that the practicability is improved; the automatic rotary welding tool for the valve plate disclosed in the application number CN202221567261.8, 2023 and 21 improves the welding quality and the working efficiency through a welding device and a raft fixing device, reduces the labor intensity, and realizes the switching of a circuit by the contact action of a travel switch when a module on a positioning plate impacts the travel switch, so that the reciprocating welding action is achieved;
the welding position of the current welding device is required to be adjusted by moving the valve plate or the welding part when the axis of the valve plate is processed, but when the valve plate is moved, the rotation center point of the valve plate is not positioned, so that the axis of the valve plate is easy to deviate, larger errors are caused in the axis of the repaired valve plate, and when the two sides of the valve plate are processed, the limit of the valve plate is required to be relieved, the position of the valve plate is adjusted, and the subsequent welding efficiency and the integral use convenience of the device are reduced.
Disclosure of Invention
The invention aims to provide a double-side welding repair device of a butterfly valve plate with a positioning structure, which aims to solve the problems that when the prior welding device is used for processing the axis of the valve plate, the welding position needs to be adjusted by moving the valve plate or a welding part during processing, but when the valve plate is moved, the rotation center point of the valve plate is not positioned, the position of the axis of the valve plate is easily deviated, so that a large error occurs in the axis of the repaired valve plate, and when the two sides of the valve plate are processed, the limit of the valve plate needs to be relieved, and then the position of the valve plate needs to be adjusted.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a butterfly valve plate two sides repair welding device with location structure, includes base and welding mechanism and removal control mechanism, welding mechanism sets up in the top of base, and the left side of welding mechanism is connected with removal control mechanism, adjusts the welding position of welding mechanism, the top of base is fixed with the fixed cover, and the middle part of fixed cover is circular through form structural design to the middle part of fixed cover is provided with the supporting seat, provides the support for the valve plate through the supporting seat, the outside of supporting seat is provided with centering mechanism, positions the valve plate in the top of supporting seat, and the right side of supporting seat is provided with the center locating piece, and the outside of center locating piece is the oblique form structural design, the horizontal center line of center locating piece and the logical groove department horizontal center line in the middle part of fixed cover are mutually overlapped and are set up, center locating piece and valve plate axle center position connection are to the valve plate, the connecting seat is connected on the right side of center locating piece, and the right side of connecting seat is connected with telescopic control mechanism, the position through telescopic control mechanism to the center locating piece is controlled, the below of supporting seat is fixed with the guide block, and the below of guide block runs through between the installation seat and the guide block and the installation seat, and the center locating piece is rotated around the center of rotation control mechanism and is rotated and is controlled by the installation center of the installation seat, the center is rotated and is controlled around the center and is installed the center by the center and is arranged on the installation seat.
Further optimizing the technical scheme, the centering positioning mechanism comprises a limiting wheel, a mounting frame, a driving block, a first spring, a control rope, a control panel and a first control rod;
the limiting wheels are distributed above the supporting seat at equal angles;
the mounting frame is arranged on the outer side of the limiting wheel to provide support for the limiting wheel, and the limiting wheel and the mounting frame form rotary connection;
the driving block is fixed below the mounting frame and is positioned in the supporting seat and between the supporting seat to form a horizontal sliding structure;
the first spring is arranged on the inner side of the driving block and provides outward thrust for the driving block;
the control rope is fixed on the inner side of the driving block and used for controlling the movement of the driving block;
the control plate is arranged in the guide block and between the guide block to form an up-down sliding structure, and is fixedly connected with the control rope;
the first control rod is rotatably arranged in the guide block and penetrates through the control plate to form threaded connection with the control plate.
Further optimize this technical scheme, the top evenly distributed of supporting seat has first ball, and the rotation of auxiliary valve plate on the supporting seat, the inboard of mounting bracket is provided with auxiliary pushing mechanism, provides the spacing of vertical direction for the valve plate.
Further optimizing the technical scheme, the auxiliary pushing mechanism comprises a pressing block, a second spring and a second ball;
the pressing block is arranged on the inner side of the mounting frame, the inner side of the pressing block is of an inclined structural design, and an up-down sliding structure is formed between the pressing block and the mounting frame;
the second spring is arranged above the pressing block and provides lower thrust for the pressing block;
and the second ball is rotatably arranged on the lower surface of the pressing block.
Further optimize this technical scheme, the right side rotation of center locating piece is connected with the connecting rod, and the right side nest of connecting rod is connected with the movable rod to the inside of connecting rod is provided with the fourth spring, fourth spring and movable rod fixed connection.
Further optimize this technical scheme, the inside of mount pad is provided with stop gear, carries out spacingly through stop gear to the removal of guide block, makes the support seat height position remain stable.
Further optimizing the technical scheme, the limiting mechanism comprises a limiting block, a connecting block, a second control rod, a connecting gear, a toothed plate, a transmission plate and a push plate;
the limiting block is arranged at the front side of the guide block;
the connecting block is fixed on the side edge of the limiting block, and a front-back sliding structure is formed between the connecting block and the mounting seat;
the second control rod is rotatably arranged in the mounting seat and penetrates through the connecting block to form threaded connection with the connecting block;
the connecting gear is fixed on the surface of the second control rod and used for controlling the rotation of the second control rod;
the toothed plate is arranged outside the connecting gear and is in meshed connection with the connecting gear, and a left-right sliding structure is formed between the toothed plate and the mounting seat;
the transmission plate is fixed on the right side of the toothed plate and is positioned on the outer side of the mounting seat;
the push plate is fixed below the connecting seat, and the driving plate is pushed to move by the push plate when the connecting seat moves.
Further optimizing the technical scheme, the rotation control mechanism comprises a fixed block, a movable ring, a transmission gear and a driving shaft;
the fixed block is fixed on the outer side of the mounting seat;
the movable ring is rotatably arranged in the fixed cover and is fixedly connected with the fixed block;
the transmission gear is arranged at the outer side of the movable ring and is in meshed connection with the movable ring;
the driving shaft is fixed in the middle of the transmission gear to control the rotation of the driving shaft, and the driving shaft and the fixed cover form rotary connection.
Further optimize this technical scheme, the right side nestification of drive shaft has the movable block of rectangle, constitutes left and right sliding construction between movable block and the drive shaft, and the outside of movable block is provided with the fifth spring, provides thrust for the movable block, the right side of movable block is fixed with the rotatory piece, and the left side of rotatory piece is fixed with the friction disc, and the surface of friction disc and fixed cover is laminated mutually.
Compared with the prior art, the invention has the beneficial effects that:
(1) The two-side welding repair device for the butterfly valve plate with the positioning structure is characterized in that the valve plate is supported by the supporting seat, the valve plate can be positioned by matching with the limiting wheel, so that the valve plate is kept stable, the valve plate can be controlled to move on the inner side of the limiting wheel by rotating the valve plate when the welding repair side of the valve plate is required to be changed later, the positioning of the valve plate is not required to be released, and the operation is more convenient;
(2) The two-side welding repair device of the butterfly valve plate with the positioning structure can position the axis of the valve plate through the connection of the central positioning block and the valve plate, and the subsequent supporting seat can rotate in the fixed cover through the rotation of the movable ring, so that the valve plate can stably rotate around the axis of the valve plate, the subsequent welding can realize annular uniform treatment, the stability of the axis of the subsequent valve plate is ensured, and the treated valve plate can have higher precision;
(3) The supporting seat can move up and down through the arrangement of the guide block and the mounting seat, so that valve plates with different axle centers can be positioned by the central positioning block, the movement of the guide block can be limited through the limiting block after the positioning is finished, the supporting seat is kept stable, and the height position of the supporting seat does not need to be adjusted again when the supporting seat is rotated and also turned;
(4) The two-side welding repair device of the butterfly valve plate with the positioning structure can push the transmission plate to move through the push plate when the central positioning column moves, so that the transmission plate can control the movement of the limiting block through the toothed plate after the central positioning block finishes positioning the axis of the valve plate, the limiting block can automatically limit the guide block, and the position of the limiting block can still be kept stable when the subsequent central positioning block moves out;
(5) This two side welding repair device of butterfly valve plate with location structure can control the rotation of movable ring through rotating the rotatory piece, and can promote the movable block at the movable ring after rotatory fifth spring and remove, makes friction disc and fixed cover laminate, restricts the rotation of rotatory piece, keeps the stability of supporting seat, and the connection of friction disc and fixed cover can be relieved to pulling rotatory piece when needs control its rotation, easy operation.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic side view of the retaining cap of the present invention;
FIG. 4 is a schematic top view of the support base of the present invention;
FIG. 5 is a schematic view of a ramp structure of the spacing wheel of the present invention;
FIG. 6 is a schematic view of a mounting base of the present invention in a top-down view;
FIG. 7 is a schematic view of the main cross-section of the center positioning block of the present invention;
FIG. 8 is a schematic side sectional view of a retaining cap according to the present invention;
fig. 9 is a schematic view of the main sectional structure of the driving shaft of the present invention.
In the figure: 1. a base; 2. a welding mechanism; 3. a movement control mechanism; 4. a fixed cover; 5. a support base; 501. a first ball; 6. a center positioning block; 7. a connecting seat; 8. a telescoping control mechanism; 9. a limiting wheel; 10. a mounting frame; 11. a driving block; 12. a first spring; 13. a control rope; 14. a control board; 15. a guide block; 16. a first control lever; 17. briquetting; 18. a second spring; 19. a second ball; 20. a mounting base; 21. a third spring; 22. a limiting block; 23. a connecting block; 24. a second control lever; 25. a connecting gear; 26. a toothed plate; 27. a drive plate; 28. a push plate; 29. a connecting rod; 30. a movable rod; 31. a fourth spring; 32. a fixed block; 33. a movable ring; 34. a transmission gear; 35. a drive shaft; 36. a movable block; 37. a fifth spring; 38. a rotating block; 39. friction blocks.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, 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.
Referring to fig. 1-9, the present invention provides the following technical solutions: the double-side welding repair device for the butterfly valve plate with the positioning structure comprises a base 1, a welding mechanism 2 and a movement control mechanism 3, wherein the welding mechanism 2 is arranged above the base 1, the left side of the welding mechanism 2 is connected with the movement control mechanism 3, and the welding position of the welding mechanism 2 is adjusted;
embodiment one:
as shown in fig. 1 to 5, the present invention provides a technical solution: double-sided welding repair device of butterfly valve plate with location structure discloses:
the upper part of the base 1 is fixed with a fixed cover 4, the middle part of the fixed cover 4 is of a round through structure design, the middle part of the fixed cover 4 is provided with a supporting seat 5, the supporting seat 5 provides support for the valve plate, the outer side of the supporting seat 5 is provided with a centering positioning mechanism for positioning the valve plate above the supporting seat 5, the right side of the supporting seat 5 is provided with a center positioning block 6, the outer side of the center positioning block 6 is of an inclined structure design, the horizontal center line of the center positioning block 6 and the horizontal center line of a through groove in the middle part of the fixed cover 4 are mutually overlapped, the center positioning block 6 and the valve plate are positioned by connecting the axle center position of the center positioning block 6, the right side of the center positioning block 6 is connected with a connecting seat 7, the right side of the connecting seat 7 is connected with a telescopic control mechanism 8 for controlling the position of the center positioning block 6 by the telescopic control mechanism 8, the lower part of the supporting seat 5 is fixed with a guide block 15, and the lower part of the guide block 15 is penetrated with a mounting seat 20, an up-down sliding structure is formed between the guide block 15 and the mounting seat 20, a third spring 21 is fixed above the mounting seat 20 to enable the support seat 5 to move and adjust the vertical position, the axle center of the valve plate and the center positioning block 6 are kept coincident, the outer side of the mounting seat 20 is connected with a rotation control mechanism, the mounting seat 20 is controlled to rotate around the center of the center positioning block 6 through the rotation control mechanism, the centering positioning mechanism comprises a limiting wheel 9, a mounting frame 10, a driving block 11, a first spring 12, a control rope 13, a control plate 14 and a first control rod 16, the limiting wheel 9 is distributed above the support seat 5 at equal angles, the mounting frame 10 is arranged at the outer side of the limiting wheel 9 to provide support for the limiting wheel 9, and the rotation connection is formed between the limiting wheel 9 and the mounting frame 10, the driving block 11, the driving block 11 is fixed below the mounting frame 10, a horizontal sliding structure is formed between the inside of the supporting seat 5 and the supporting seat 5, the first spring 12 is arranged at the inner side of the driving block 11 to provide outward thrust for the driving block 11, the control rope 13 is fixed at the inner side of the driving block 11 to control the movement of the driving block 11, the control plate 14 is arranged at the inner side of the guiding block 15 and between the guiding block 15 to form an up-down sliding structure, the control plate 14 is fixedly connected with the control rope 13, the first control rod 16 is rotatably arranged at the inner side of the guiding block 15, the first control rod 16 penetrates through the control plate 14 and forms threaded connection between the control plate 14 and the control plate 14, the upper part of the supporting seat 5 is uniformly provided with first balls 501 which assist the rotation of the valve plate on the supporting seat 5, the inner side of the mounting frame 10 is provided with an auxiliary pressing mechanism which provides limit to the vertical direction for the valve plate, the auxiliary pressing mechanism comprises a pressing block 17, a second spring 18 and a second ball 19, the pressing block 17 is arranged on the inner side of the mounting frame 10, the inner side of the pressing block 17 is of an inclined structural design, an up-down sliding structure is formed between the pressing block 17 and the mounting frame 10, the second spring 18 is arranged above the pressing block 17 and provides lower thrust for the pressing block 17, and the second ball 19 is rotatably arranged on the lower surface of the pressing block 17;
when the welding machine is used, a valve plate to be processed can be placed above the supporting seat 5, then the first control rod 16 is rotated, the first control rod 16 drives the control plate 14 to move through threaded connection between the first control rod 16 and the control plate 14, the control plate 14 pulls the driving block 11 to move through the control rope 13, the driving block 11 drives the mounting frame 10 and the limiting wheel 9 to move, the valve plate is positioned, meanwhile, the pressing block 17 provides lower pressure for the side edge of the valve plate, positioning of the valve plate is completed, when the processing direction of the valve plate needs to be adjusted, the valve plate can be rotated under the action of the first balls 501 and the second balls 19, the limiting wheel 9 is driven to rotate, after the valve plate is installed, the central positioning block 6 can be controlled to move through the telescopic control mechanism 8, the valve plate is connected with the axis of the valve plate, stability during subsequent rotation of the valve plate is guaranteed, then the welding mechanism 2 is controlled to extend into the valve plate to perform repair position welding, and meanwhile, the supporting seat 5 can be controlled to perform repair rotation around the central positioning block, so that repair welding is more uniform.
Embodiment two:
as shown in fig. 1 to 7, on the basis of the first embodiment, the present invention provides a technical solution: double-sided welding repair device of butterfly valve plate with location structure discloses:
the right side of the center positioning block 6 is rotationally connected with a connecting rod 29, the right side of the connecting rod 29 is nested and connected with a movable rod 30, a fourth spring 31 is arranged in the connecting rod 29, the fourth spring 31 is fixedly connected with the movable rod 30, a limiting mechanism is arranged in the mounting seat 20, the movement of the guide block 15 is limited through the limiting mechanism, the height position of the supporting seat 5 is kept stable, the limiting mechanism comprises a limiting block 22, a connecting block 23, a second control rod 24, a connecting gear 25, a toothed plate 26, a transmission plate 27 and a push plate 28, the limiting block 22 is arranged on the front side of the guide block 15, the connecting block 23 is fixed on the side edge of the limiting block 22, a front-back sliding structure is formed between the connecting block 23 and the mounting seat 20, the second control rod 24 is rotationally arranged in the mounting seat 20, the second control rod 24 penetrates through the connecting block 23 and forms threaded connection with the connecting block 23, the connecting gear 25 is fixed on the surface of the second control rod 24 to control the rotation of the second control rod 24, the toothed plate 26 is arranged between the outer side of the connecting gear 25 and the connecting gear 25 to form meshed connection, the toothed plate 26 and the connecting gear 25 forms the transmission seat 20, the transmission plate 27 is arranged on the outer side of the connecting seat 27 and the transmission plate 27 is fixed on the outer side of the transmission seat 27, and the transmission plate 28 is arranged on the lower side of the transmission seat 7 when the transmission plate is fixed on the transmission plate 27 and the right side of the transmission plate 20 is arranged on the side of the transmission seat 28;
before the center positioning block 6 is connected with the axis position of the valve plate, the height position of the supporting seat 5 can be adjusted according to the size of the valve plate, the center positioning block 6 can be matched with the valve plate, the valve plate can be pressed to push the supporting seat 5 downwards to move, then the center positioning block 6 is controlled to position the axis of the valve plate, the connecting seat 7 is continuously controlled to move after the positioning is finished, the movable rod 30 presses the fourth spring 31, meanwhile, the connecting seat 7 pushes the transmission plate 27 to move through the push plate 28, the transmission plate 27 pushes the toothed plate 26 to move, the toothed plate 26 drives the second control rod 24 to rotate through meshing with the connecting gear 25, the second control rod 24 drives the limiting block 22 to move through threaded connection with the connecting block 23, the limiting block 22 is connected with the guide block 15, the supporting seat 5 is limited, the supporting seat 5 also cannot move when the subsequent center positioning block 6 is retracted, and the axis position of the valve plate can still keep stable after rotation adjustment.
Embodiment III:
as shown in fig. 8 to fig. 9, on the basis of the first embodiment, the present invention provides a technical solution: double-sided welding repair device of butterfly valve plate with location structure discloses:
the rotation control mechanism comprises a fixed block 32, a movable ring 33, a transmission gear 34 and a driving shaft 35, wherein the fixed block 32 is fixed on the outer side of the installation seat 20, the movable ring 33 is rotatably installed in the fixed cover 4, the movable ring 33 is fixedly connected with the fixed block 32, the transmission gear 34 is arranged on the outer side of the movable ring 33 and is in meshed connection with the movable ring 33, the driving shaft 35 is fixed on the middle part of the transmission gear 34 to control the rotation of the driving shaft 35, the driving shaft 35 and the fixed cover 4 are in rotary connection, a rectangular movable block 36 is nested on the right side of the driving shaft 35, a left-right sliding structure is formed between the movable block 36 and the driving shaft 35, a fifth spring 37 is arranged on the outer side of the movable block 36 to provide thrust for the movable block 36, a rotary block 38 is fixed on the right side of the movable block 36, a friction block 39 is fixed on the left side of the rotary block 38, and the friction block 39 is attached to the surface of the fixed cover 4;
when the support seat 5 needs to be controlled to rotate, the rotating block 38 can be pulled to drive the movable block 36 to move, the connection between the friction block 39 and the fixed cover 4 is released, at the moment, the rotating block 38 can be rotated to drive the driving shaft 35 to rotate through the movable block 36, the driving shaft 35 drives the transmission gear 34 to rotate, the transmission gear 34 drives the movable ring 33 to rotate through the engagement with the movable ring 33, and the movable ring 33 drives the mounting seat 20 and the support seat 5 to rotate through the fixed block 32, so that the valve plate can stably rotate around the axial center position of the valve plate.
What is not described in detail in this specification is prior art known to those skilled in the art.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (5)
1. The utility model provides a butterfly valve plate two sides repair welding device with location structure, includes base (1) and welding mechanism (2) and removes control mechanism (3), welding mechanism (2) set up in the top of base (1), and the left side of welding mechanism (2) is connected with removes control mechanism (3), adjusts the welding position of welding mechanism (2); the method is characterized in that: the upper part of the base (1) is fixedly provided with a fixed cover (4), the middle part of the fixed cover (4) is of a circular through structural design, the middle part of the fixed cover (4) is provided with a supporting seat (5), a valve plate is supported by the supporting seat (5), the outer side of the supporting seat (5) is provided with a centering positioning mechanism for positioning the valve plate above the supporting seat (5), the right side of the supporting seat (5) is provided with a center positioning block (6), the outer side of the center positioning block (6) is of an inclined structural design, the horizontal center line of the center positioning block (6) and the horizontal center line of the through groove in the middle part of the fixed cover (4) are mutually overlapped, the center positioning block (6) and the valve plate are connected to position the valve plate, the right side of the center positioning block (6) is connected with a connecting seat (7), the right side of the connecting seat (7) is connected with a telescopic control mechanism (8), the position of the center (6) is controlled by the telescopic control mechanism (8), the lower part of the supporting seat (5) is fixedly provided with a guide block (15), the lower part of the guide block (15) is provided with a through the telescopic control mechanism (8), the lower part of the guide block (20) is provided with a) and the lower part of the guide block (20) is provided with a through the through groove (20), and the upper part (20) can be vertically adjusted by the sliding on the upper part of the support seat (20), the axis of the valve plate is kept coincident with the center positioning block (6), the outer side of the mounting seat (20) is connected with a rotation control mechanism, and the rotation control mechanism controls the mounting seat (20) to rotate around the center of the center positioning block (6);
the centering positioning mechanism comprises a limiting wheel (9), a mounting frame (10), a driving block (11), a first spring (12), a control rope (13), a control board (14) and a first control rod (16);
the limiting wheels (9) are distributed above the supporting seat (5) at equal angles;
the mounting frame (10) is arranged on the outer side of the limiting wheel (9) to provide support for the limiting wheel (9), and the limiting wheel (9) is in rotary connection with the mounting frame (10);
the driving block (11) is fixed below the mounting frame (10), and the driving block (11) is positioned inside the supporting seat (5) and between the supporting seat (5) to form a horizontal sliding structure;
a first spring (12) arranged on the inner side of the driving block (11) and providing an outward thrust for the driving block (11);
a control rope (13) fixed to the inner side of the drive block (11) to control the movement of the drive block (11);
the control board (14) is arranged in the guide block (15) and forms an up-down sliding structure between the guide block (15), and the control board (14) is fixedly connected with the control rope (13);
the first control rod (16) is rotatably arranged in the guide block (15), and the first control rod (16) penetrates through the control plate (14) and is in threaded connection with the control plate (14);
a limiting mechanism is arranged in the mounting seat (20), and the movement of the guide block (15) is limited through the limiting mechanism, so that the height position of the supporting seat (5) is kept stable;
the limiting mechanism comprises a limiting block (22), a connecting block (23), a second control rod (24), a connecting gear (25), a toothed plate (26), a transmission plate (27) and a push plate (28);
a stopper (22) provided on the front side of the guide block (15);
the connecting block (23) is fixed on the side edge of the limiting block (22), and a front-back sliding structure is formed between the connecting block (23) and the mounting seat (20);
the second control rod (24) is rotatably arranged in the mounting seat (20), and the second control rod (24) penetrates through the connecting block (23) and is in threaded connection with the connecting block (23);
a connecting gear (25) fixed on the surface of the second control rod (24) to control the rotation of the second control rod (24);
the toothed plate (26) is arranged outside the connecting gear (25) and connected with the connecting gear (25) in a meshed mode, and a left-right sliding structure is formed between the toothed plate (26) and the mounting seat (20);
the transmission plate (27) is fixed on the right side of the toothed plate (26), and the transmission plate (27) is positioned on the outer side of the mounting seat (20);
the pushing plate (28) is fixed below the connecting seat (7), and the driving plate (27) is pushed to move by the pushing plate (28) when the connecting seat (7) moves;
the rotation control mechanism comprises a fixed block (32), a movable ring (33), a transmission gear (34) and a driving shaft (35);
a fixed block (32) fixed on the outer side of the mounting seat (20);
the movable ring (33) is rotatably arranged in the fixed cover (4), and the movable ring (33) is fixedly connected with the fixed block (32);
the transmission gear (34) is arranged at the outer side of the movable ring (33) and is in meshed connection with the movable ring (33);
and a driving shaft (35) fixed in the middle of the transmission gear (34) for controlling the rotation of the driving shaft (35), and the driving shaft (35) and the fixed cover (4) form a rotary connection.
2. The double-sided repair welding device for a butterfly valve plate provided with a positioning structure according to claim 1, wherein: the upper part of the supporting seat (5) is uniformly provided with first balls (501), the rotation of the valve plate on the supporting seat (5) is assisted, and the inner side of the mounting frame (10) is provided with an auxiliary pressing mechanism for limiting the vertical direction of the valve plate.
3. The double-sided repair welding device for a butterfly valve plate provided with a positioning structure according to claim 2, wherein: the auxiliary pushing mechanism comprises a pressing block (17), a second spring (18) and a second ball (19);
the pressing block (17) is arranged on the inner side of the mounting frame (10), the inner side of the pressing block (17) is of an inclined structure design, and an up-down sliding structure is formed between the pressing block (17) and the mounting frame (10);
the second spring (18) is arranged above the pressing block (17) and provides lower thrust for the pressing block (17);
the second ball (19) is rotatably arranged on the lower surface of the pressing block (17).
4. The double-sided repair welding device for a butterfly valve plate provided with a positioning structure according to claim 1, wherein: the right side of center locating piece (6) rotates and is connected with connecting rod (29), and the right side nest of connecting rod (29) is connected with movable rod (30) to the inside of connecting rod (29) is provided with fourth spring (31), fourth spring (31) and movable rod (30) fixed connection.
5. The double-sided repair welding device for a butterfly valve plate provided with a positioning structure according to claim 1, wherein: the right side of drive shaft (35) is nested to have movable block (36) of rectangle, constitutes left and right sliding construction between movable block (36) and drive shaft (35), and the outside of movable block (36) is provided with fifth spring (37), provides thrust for movable block (36), the right side of movable block (36) is fixed with rotatory piece (38), and the left side of rotatory piece (38) is fixed with friction block (39), and the surface of friction block (39) and fixed cover (4) is laminated mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311763539.8A CN117444490B (en) | 2023-12-21 | 2023-12-21 | Bilateral welding repair device provided with positioning structure and used for valve plate of butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311763539.8A CN117444490B (en) | 2023-12-21 | 2023-12-21 | Bilateral welding repair device provided with positioning structure and used for valve plate of butterfly valve |
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| Publication Number | Publication Date |
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| CN117444490A CN117444490A (en) | 2024-01-26 |
| CN117444490B true CN117444490B (en) | 2024-04-05 |
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| CN202311763539.8A Active CN117444490B (en) | 2023-12-21 | 2023-12-21 | Bilateral welding repair device provided with positioning structure and used for valve plate of butterfly valve |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107234394A (en) * | 2017-07-26 | 2017-10-10 | 荆门美中美阀门有限公司 | A kind of valve plate positioning tool |
| CN208575444U (en) * | 2018-07-25 | 2019-03-05 | 绍兴金盾人防设备制造有限公司 | A kind of small-sized airtight valve flange welding positioning device |
| CN208929616U (en) * | 2018-09-21 | 2019-06-04 | 天津鼎津阀门有限公司 | A kind of valve plate levelling device |
| CN112518202A (en) * | 2020-11-27 | 2021-03-19 | 马鞍山锲恒精密组件科技有限公司 | Welding device for precise metal assembly |
| CN219043735U (en) * | 2022-11-25 | 2023-05-19 | 马鞍山钢研特种钢有限公司 | Valve body welding tool |
| CN116571929A (en) * | 2023-07-12 | 2023-08-11 | 江苏绿艺杭萧钢结构工程有限公司 | Large-caliber steel pipe splicing and welding device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160318111A1 (en) * | 2015-04-30 | 2016-11-03 | King Lai Hygienic Materials Co., Ltd | Welding structure of vacuum valve and method and apparatus thereof |
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2023
- 2023-12-21 CN CN202311763539.8A patent/CN117444490B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107234394A (en) * | 2017-07-26 | 2017-10-10 | 荆门美中美阀门有限公司 | A kind of valve plate positioning tool |
| CN208575444U (en) * | 2018-07-25 | 2019-03-05 | 绍兴金盾人防设备制造有限公司 | A kind of small-sized airtight valve flange welding positioning device |
| CN208929616U (en) * | 2018-09-21 | 2019-06-04 | 天津鼎津阀门有限公司 | A kind of valve plate levelling device |
| CN112518202A (en) * | 2020-11-27 | 2021-03-19 | 马鞍山锲恒精密组件科技有限公司 | Welding device for precise metal assembly |
| CN219043735U (en) * | 2022-11-25 | 2023-05-19 | 马鞍山钢研特种钢有限公司 | Valve body welding tool |
| CN116571929A (en) * | 2023-07-12 | 2023-08-11 | 江苏绿艺杭萧钢结构工程有限公司 | Large-caliber steel pipe splicing and welding device |
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| CN117444490A (en) | 2024-01-26 |
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