CN113579588A - Be used for prosthetic automatic build-up welding device of hydraulic turbine stator - Google Patents
Be used for prosthetic automatic build-up welding device of hydraulic turbine stator Download PDFInfo
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- CN113579588A CN113579588A CN202110997284.6A CN202110997284A CN113579588A CN 113579588 A CN113579588 A CN 113579588A CN 202110997284 A CN202110997284 A CN 202110997284A CN 113579588 A CN113579588 A CN 113579588A
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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
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0252—Steering means
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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
- B23K37/0435—Clamps
- B23K37/0443—Jigs
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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
- B23K37/047—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P6/00—Restoring or reconditioning objects
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- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses an automatic surfacing device for repairing a guide vane of a water turbine, which comprises a frame assembly (1), a welding gun pose adjusting mechanism (2), a guide vane middle holding turnover mechanism (3) and a guide vane end supporting mechanism (4). The device can realize surface repair and surfacing welding of guide vanes of water turbines of different models through coordinated motion among all mechanisms. The method has the characteristics of stable operation, simple operation, convenient maintenance and economic use, improves the welding efficiency, and solves the problems of high labor intensity of manual surfacing repair, difficult surfacing quality guarantee and the like.
Description
Technical Field
The invention designs an automatic surfacing repair device for a guide vane of a water turbine, particularly relates to a surfacing repair device consisting of a frame assembly (1), a welding gun pose adjusting mechanism (2), a guide vane middle holding turnover mechanism (3) and a guide vane end supporting mechanism (4), and belongs to the technical field of automatic surfacing equipment.
Background
China has abundant hydraulic resources and strong capability of developing electric energy by hydraulic power. In order to adapt to the electric energy development conditions of different watersheds, various water turbines and guide vanes with different models are developed. However, due to the fact that the silt content of rivers in partial regions is high, abrasion of a flow passage component of the water turbine, namely a guide vane of the water turbine, is serious in the power generation process, and the abraded guide vane is low in repair efficiency, large in workload and difficult to guarantee quality in a manual surfacing repair mode. Therefore, an automatic surfacing repair device for the guide vane of the water turbine needs to be designed urgently, so that the surfacing repair efficiency of the guide vane is improved, and the surfacing repair quality is ensured.
Disclosure of Invention
The invention aims to provide an automatic surfacing repair device for a guide vane of a water turbine, which is convenient and widely applicable.
In order to solve the technical problem, the invention provides an automatic surfacing repair device for a guide vane of a water turbine, which comprises a frame assembly, a welding gun pose adjusting mechanism, a guide vane middle holding turnover mechanism and a guide vane end supporting mechanism. The device can realize surface repair and surfacing welding of guide vanes of water turbines of different models through coordinated motion among all mechanisms. The method has the characteristics of stable operation, simple operation, convenient maintenance and economic use, improves the welding efficiency, and solves the problems of high labor intensity of manual surfacing repair, difficult surfacing quality guarantee and the like.
In order to achieve the purpose, the invention provides the following technical scheme:
an automatic surfacing repair device for a guide vane of a water turbine comprises a frame assembly, a welding gun pose adjusting mechanism, a guide vane middle holding turnover mechanism and a guide vane end supporting mechanism.
The whole machine frame is characterized in that a left feeding motor and a right feeding motor which are fixed below a left feeding driving seat and a right feeding driving seat drive a left feeding screw rod and a right feeding screw rod to rotate through keys, the left feeding screw rod and the right feeding screw rod are matched with a self-aligning bearing and a seat I which are fixed on a left feeding support and a right feeding support, the left feeding screw nut and the seat are connected with an upper retaining plate of a welding gun pose adjusting mechanism, a left guiding polished rod and a right guiding polished rod are connected with a polished rod support which is fixed below the left feeding support and the right feeding support, and the left feeding screw rod and the right feeding screw nut are matched with the seat under the rotation motion of the left feeding screw rod and the right feeding screw rod, so that the left feeding motion and the right motion of the welding gun pose adjusting mechanism are realized; the front and rear feeding motors fixed on the front and rear feeding driving seats drive the front and rear feeding driving shafts to rotate through keys, the front and rear feeding gears are matched with front and rear feeding racks fixed on the rack, the left and right feeding supports are connected with the front and rear feeding driving shafts through self-aligning bearings and seats II, the front and rear feeding driving seats and the left and right feeding supports are connected with the upper moving frame through screws, and under the rotation motion of the front and rear feeding driving shafts, the front and rear feeding gears roll on the front and rear feeding racks and drive a sliding block I under the upper moving frame to slide along a guide rail I fixed on the rack, so that the front and rear motion of the welding gun pose adjusting mechanism is realized.
The welding gun posture adjusting mechanism is characterized in that a welding gun angle adjusting motor fixed on a welding gun angle side retaining plate drives a welding gun angle adjusting seat plate to rotate through key connection, the welding gun angle side retaining plate is fixedly connected to the side face of the lower frame plate through a screw, a welding gun pressing plate is fixedly connected to the welding gun angle adjusting seat plate through a screw, a welding gun is fixedly arranged on the welding gun angle adjusting seat plate through the welding gun pressing plate, and the angle adjusting movement of the welding gun is realized under the rotating movement of the welding gun angle adjusting seat plate; an upper feeding motor and a lower feeding motor which are fixed below an upper holding plate drive an upper feeding screw rod and a lower feeding screw rod to rotate through key connection, the upper feeding screw rod and the lower feeding screw rod are fixedly connected to the center of the lower holding plate through screws, up-and-down feed rod sliding seats are installed at four corners of the upper holding plate, the upper feeding screw rod and the lower feeding screw rod are matched under the rotation motion of the upper feeding screw rod and the lower feeding screw rod, and an up-and-down guide feed rod is matched with the up-and-down feed rod sliding seats to realize the up-and-down motion of a welding gun; the rotary adjusting motor fixed on one side of the lower frame plate drives the rotary driving gear to perform rotary motion through key connection, the rotary fixed gear is fixed at the bottom of the lower retaining plate and is connected with the lower frame plate through a bearing, and the rotary driving gear is matched with the rotary fixed gear under the rotary motion of the rotary driving gear to realize the rotary motion of the welding gun.
The guide vane clamping turnover mechanism is characterized in that two large gear rings fixed on a retaining wall plate are connected through two upper retaining rods, the two retaining wall plates are connected with two lower retaining rods through a bottom connecting plate, an end supporting motion driving motor I fixed on an end supporting motion driving motor supporting seat drives an end supporting motion driving gear I to rotate through a key, the end supporting motion driving motor supporting seat and a sliding block II are connected below the retaining wall plate through screws, the end supporting motion driving gear I is matched with a driving rack, the sliding block II is matched with a guide rail II, and the guide vane clamping turnover mechanism moves back and forth on a frame under the rotation of the end supporting motion driving gear I; the circular motion driving motor fixed under the clamping driving seat drives a circular motion driving shaft and a circular motion driving gear to perform rotary motion through keys, the circular motion driving gear is matched with a large gear ring, a clamping wheel supporting seat is connected to the clamping driving seat through screws, the clamping wheel body is connected with a clamping wheel shaft fixed on the clamping wheel supporting seat through a bearing, a guide wheel body is connected with the guide wheel shaft through a bearing and is externally tangent to the large gear ring, and the clamping wheel body additionally holds the guide vane surface to perform turnover motion under the rotary motion of the circular motion driving gear.
The supporting mechanism of the end of the guide vane according to claim 8, characterized in that the end support motion driving motor II fixed on the motor driving seat drives the end support motion driving gear II to rotate through a key, the end support motion driving gear II is matched with the driving rack on the frame, the guide rail plate is connected with the cross brace through a bottom plate, and the slide block III fixed under the bottom plate is matched with the guide rail II to further drive the supporting mechanism of the end of the guide vane to move back and forth; the lifting motor fixed under the lifting motor base drives a lifting screw rod to perform rotary motion through a coupling sleeve, a lifting screw nut is fixed on a lifting screw nut connecting plate, a front plate and a rear plate of a column are connected with the lifting screw nut connecting plate and a column side plate through screws, end supporting wheels are matched with supporting wheel shafts fixed on the front plate and the rear plate of the column through bearings, the lifting motor base is fixed on a bottom plate through a lifting motor base supporting rod, a sliding block VI fixed on the column side plate is matched with a guide rail VI fixed on the guide rail plate under the rotary motion of the lifting screw rod, and then the height support of the end part of a guide vane is adjusted.
The invention can realize the surface repair and surfacing welding of guide vanes of different models of water turbines through automatic adjustment, and has the advantages of improving the working efficiency, saving human resources, having strong adaptability and high flexibility, and the like.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is an isometric view of the present invention;
in the figure: 1. the device comprises a frame assembly, a welding gun pose adjusting mechanism 2, a guide vane middle holding turnover mechanism 3, and a guide vane end supporting mechanism 4.
Fig. 2 is an overall front view of the rack of the present invention:
in the figure: 1.1, a frame, 1.2, a self-aligning bearing and seat I, 1.3, a feed lever support, 1.4, a front and back feed motor, 1.5, an upper moving frame, 1.6 and a guide rail I.
FIG. 3 is an overall left side view of the housing of the present invention;
in the figure: 1.7, a slide block I, 1.8, a front and back feeding rack, 1.9, a front and back feeding gear, 1.10, a front and back feeding driving shaft, 1.11, a self-aligning bearing and a seat II, 1.12, a left and right feeding support, 1.13, a left and right feeding screw nut and seat, 1.14, a left and right feeding driving seat, 1.15, a left and right feeding motor, 1.16, a left and right feeding screw rod, 1.17, a left and right guide optical lever, 1.18, a front and back feeding driving seat, 1.19, a driving rack, 1.20 and a guide rail II (1.20).
FIG. 4 is a front view of the welding gun pose adjustment mechanism of the present invention;
in the figure: 2.1, a welding gun pressing plate, 2.2, a welding gun angle adjusting seat plate, 2.3, an up-and-down feed screw rod, 2.4, a lower frame plate, 2.5, an up-and-down feed screw nut, 2.6, an up-and-down feed motor, 2.7, an upper retaining plate, 2.8, an up-and-down moving feed rod sliding seat, 2.9, an up-and-down moving guide feed rod, 2.10 and a left-and-right moving feed rod sliding block.
FIG. 5 is a left side view of the welding gun pose adjustment mechanism of the present invention;
in the figure: 2.11, a welding gun angle adjusting motor, 2.12, a welding gun angle side retaining plate, 2.13, a rotation adjusting motor, 2.14, a rotation driving gear, 2.15, a lower retaining plate and 2.16, and a rotation fixed gear.
FIG. 6 is a partial view of the welding gun pose adjustment mechanism of the present invention;
in the figure: 2.17, welding gun.
FIG. 7 is an isometric view of the vane middle clamping turnover mechanism of the present invention;
in the figure: 3.1, slider II, 3.2, centre gripping wheel supporting seat, 3.3, centre gripping drive seat, 3.4, hoop motion drive gear, 3.5, end support motion driving motor I, 3.6, end support motion driving motor supporting seat, 3.7, end support motion drive gear I, 3.8, bull gear.
FIG. 8 is a left sectional view of the vane middle holding turnover mechanism of the present invention;
in the figure: 3.9, a circular motion driving motor, 3.10, a bottom connecting plate, 3.11, a circular motion driving shaft, 3.12, a guide wheel body, 3.13, a guide wheel shaft, 3.14, a clamping wheel shaft, 3.15, a clamping wheel body, 3.16, a lower retaining rod, 3.17, a retaining wall plate, 3.18 and an upper retaining rod.
FIG. 9 is a front view of the vane end support mechanism of the present invention;
in the figure: 4.1, sliding blocks III, 4.2, lifting motor base supporting rods, 4.3, a bottom plate, 4.4, end supporting movement driving gears II, 4.5, a motor driving base, 4.6, transverse supporting rods, 4.7, guide rail plates, 4.8, guide rails VI, 4.9 and sliding blocks VI.
FIG. 10 is a partial cross-sectional view from the left of the vane end support mechanism of the present invention;
in the figure: 4.10, end support movement driving motors II, 4.11, a lifting motor base, 4.12, a lifting motor, 4.13, a lifting screw rod, 4.14, a lifting screw nut, 4.15, a lifting screw nut connecting plate, 4.16, a column side plate, 4.17, a column front plate, a column rear plate, 4.18, a riding wheel shaft, 4.19 and an end riding wheel.
FIG. 11 is a schematic representation of the operation of the present invention;
in the figure: 1. the device comprises a frame assembly, a welding gun pose adjusting mechanism 2, a guide vane middle holding turnover mechanism 3, a guide vane end supporting mechanism 4, a guide vane 5 and guide vanes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1:
fig. 11 is a schematic view of the operation of the present invention, which is composed of a frame assembly, a welding gun pose adjusting mechanism, a guide vane middle holding and turning mechanism, a guide vane end supporting mechanism, and a guide vane. Before the device is used for surfacing, the device can be adjusted by the matching of each mechanism according to the model size of the guide vane and the part needing surfacing.
Example 2:
referring to fig. 2 and 3, a general front view and a left view of the frame of the invention are shown, and a left and a right feed motors (1.15) are used for driving a left and a right feed screws (1.16) to rotate, so that a welding gun pose adjusting mechanism moves left and right; a front and rear feeding motor (1.4) is used for driving a front and rear feeding gear (1.9) to rotate, so that the front and rear movement of the welding gun pose adjusting mechanism is realized; the welding gun moves left and right and back and forth during welding.
Example 3:
referring to fig. 4, 5 and 6, a front view, a left view and a partial view of the welding gun pose adjusting mechanism of the present invention are shown, wherein a welding gun angle adjusting motor (2.11) is used to drive a welding gun angle adjusting seat plate (2.2) to rotate, so as to drive the welding gun (2.17) to adjust the angle; an up-and-down feeding motor (2.6) is utilized to drive an up-and-down feeding screw rod (2.3) to rotate, so that the up-and-down movement of a welding gun (2.17) is realized; the rotary adjusting motor (2.13) is utilized to drive the rotary driving gear (2.14) to rotate, so that the rotary motion of the welding gun (2.17) is realized; thereby realizing the pose adjustment of the welding gun before welding.
Example 4:
referring to fig. 7 and 8, which are schematic diagrams of axonometric structures and left sectional views of the guide vane middle clamping turnover mechanism of the present invention, an end support motion driving motor i (3.5) is used to drive an end support motion driving gear i (3.7) to perform a rotational motion, and a sliding block ii (3.1) is matched with a guide rail ii (1.20) to further realize the front-back motion of the guide vane clamping turnover mechanism on a frame; the drive gear (3.4) is driven to rotate by the drive motor (3.9) for circular motion, so that the clamping wheel body (3.15) can hold the surface of the guide vane to perform turnover motion when the shaft neck is welded.
Example 5:
referring to fig. 9 and 10, a front view and a left side sectional view of the guide vane end supporting mechanism of the present invention are shown, wherein an end supporting motion driving motor ii (4.10) is utilized to drive an end supporting motion driving gear ii (4.4) to rotate, so as to drive the guide vane end supporting mechanism to move back and forth on the frame for adjustment; the lifting motor (4.12) is used for driving the lifting screw rod (4.13) to rotate, and therefore the height adjustment when the end part of the front guide vane is supported is achieved.
Claims (9)
1. An automatic surfacing device for repairing a guide vane of a water turbine comprises a frame assembly (1), a welding gun pose adjusting mechanism (2), a guide vane middle holding turnover mechanism (3) and a guide vane end supporting mechanism (4).
2. The automatic surfacing device for repairing the guide vane of the water turbine according to claim 1, wherein the frame assembly (1) comprises: the welding gun pose adjusting mechanism comprises a rack (1.1), a self-aligning bearing and seat I (1.2), a feed bar support (1.3), a front and back feed motor (1.4), an upper moving frame (1.5), a guide rail I (1.6), a sliding block I (1.7), a front and back feed rack (1.8), a front and back feed gear (1.9), a front and back feed drive shaft (1.10), a self-aligning bearing and seat II (1.11), a left and right feed support (1.12), a left and right feed screw and seat (1.13), a left and right feed drive seat (1.14), a left and right feed motor (1.15), a left and right feed screw (1.16), a left and right guide feed bar (1.17), a front and back feed drive seat (1.18), a drive rack (1.19) and a guide rail II (1.20), wherein the front and back and left and right movements of the welding gun pose adjusting mechanism on the rack are realized through the matching among all parts.
3. The frame assembly as claimed in claim 2, wherein the left and right feed motors (1.15) fixed under the left and right feed driving seats (1.14) drive the left and right feed screws (1.16) to rotate by means of keys, the left and right feed screws (1.16) are matched with the self-aligning bearings and seats i (1.2) fixed on the left and right feed supports (1.12), the left and right feed screws and seats (1.13) are connected with the upper holding plate (2.7) of the welding gun pose adjusting mechanism (2), the left and right guide feed bars (1.17) are connected with the bar supports (1.3) fixed under the left and right feed supports (1.12), and the left and right feed screws and seats (1.13) are matched under the rotation of the left and right feed screws (1.16), so as to realize the left and right movement of the welding gun pose adjusting mechanism (2); a front and rear feeding motor (1.4) fixed on a front and rear feeding driving seat (1.18) drives a front and rear feeding driving shaft (1.10) to rotate through a key, a front and rear feeding gear (1.9) is matched with a front and rear feeding rack (1.8) fixed on a rack (1.1), a left and right feeding support (1.12) is connected with the front and rear feeding driving shaft (1.10) through a self-aligning bearing and a seat II (1.11), the front and rear feeding driving seat (1.18) and the left and right feeding support (1.12) are connected with an upper moving frame (1.5) through screws, under the rotation of the front and rear feeding driving shaft (1.10), the front and rear feeding gear (1.9) rolls on the front and rear feeding rack (1.8) and drives a sliding block I (1.7) under the upper moving frame (1.5) to slide along a guide rail I (1.6) fixed on the rack (1.1), and the front and rear movement of a posture adjusting mechanism (2) is realized.
4. The automatic surfacing repair device for the guide vane of the water turbine according to claim 1, wherein the welding gun pose adjusting mechanism (2) comprises: welder clamp plate (2.1), welder angle modulation bedplate (2.2), feed lead screw (2.3) from top to bottom, lower shelf board (2.4), feed screw (2.5) from top to bottom, feed motor (2.6) from top to bottom, go up holding plate (2.7), move smooth rod slide (2.8) from top to bottom, move direction smooth rod (2.9) from top to bottom, move smooth rod slider (2.10) from side to side, welder angle modulation motor (2.11), welder angle side holding plate (2.12), rotation regulation motor (2.13), rotation driving gear (2.14), holding plate (2.15) down, rotatory fixed gear (2.16), welder (2.17), realize welder from top to bottom through the cooperation between each part, the angular adjustment of rotary motion and welder.
5. The welding gun pose adjusting mechanism according to claim 4, characterized in that a welding gun angle adjusting motor (2.11) fixed on a welding gun angle side retaining plate (2.12) drives a welding gun angle adjusting seat plate (2.2) to rotate through key connection, the welding gun angle side retaining plate (2.12) is fixed on the side surface of the lower frame plate (2.4) through screw connection, a welding gun pressure plate (2.1) is fixed on the welding gun angle adjusting seat plate (2.2) through screw connection, a welding gun (2.17) is fixed on the welding gun angle adjusting seat plate (2.2) through the welding gun pressure plate (2.1), and under the rotation of the welding gun angle adjusting seat plate (2.2), the angle adjusting motion of the welding gun (2.17) is realized; an upper feeding motor (2.6) and a lower feeding motor (2.6) which are fixed below an upper holding plate (2.7) drive an upper feeding screw rod (2.3) and a lower feeding screw rod (2.5) to rotate through key connection, the upper feeding screw rod and the lower feeding screw rod (2.5) are fixed at the center of a lower holding plate (2.15) through screw connection, an up-down moving feed rod sliding seat (2.8) is arranged at four corners of the upper holding plate (2.7), the upper feeding screw rod and the lower feeding screw rod (2.3) are matched with the upper feeding screw rod and the lower feeding screw rod (2.5) under the rotation motion of the upper feeding screw rod and the lower feeding screw rod (2.3), and an up-down moving guide feed rod (2.9) is matched with the up-down moving feed rod sliding seat (2.8), so as to realize the up-down motion of a welding gun (2.17); the rotary adjusting motor (2.13) fixed on one side of the lower frame plate (2.4) drives the rotary driving gear (2.14) to perform rotary motion through key connection, the rotary fixed gear (2.16) is fixed at the bottom of the lower retaining plate (2.15) and is connected with the lower frame plate (2.4) through a bearing, and under the rotary motion of the rotary driving gear (2.14), the rotary driving gear (2.14) is matched with the rotary fixed gear (2.16) to realize the rotary motion of the welding gun (2.17).
6. The automatic surfacing repair device for the guide vane of the water turbine according to claim 1, wherein the guide vane clamping turnover mechanism (3) comprises: slider II (3.1), centre gripping wheel supporting seat (3.2), centre gripping drive seat (3.3), hoop motion drive gear (3.4), end support motion driving motor I (3.5), end support motion driving motor supporting seat (3.6), end support motion drive gear I (3.7), bull gear (3.8), hoop motion driving motor (3.9), bottom connecting plate (3.10), hoop motion drive shaft (3.11), guide wheel body (3.12), guide wheel axle (3.13), centre gripping shaft (3.14), centre gripping wheel body (3.15), lower holding rod (3.16), keep wallboard (3.17), go up holding rod (3.18), the upset motion is held in the interpolation that realizes the stator through the cooperation between each part.
7. The guide vane clamping and overturning mechanism as claimed in claim 6, characterized in that two large gear rings (3.8) fixed on the holding wall plate (3.17) are connected through two upper holding rods (3.18), the two holding wall plates (3.17) are connected through a bottom connecting plate (3.10) and two lower holding rods (3.16), an end supporting motion driving motor I (3.5) fixed on an end supporting motion driving motor support base (3.6) drives an end supporting motion driving gear I (3.7) to rotate through a key, the end supporting motion driving motor support base (3.6) and a slide block II (3.1) are connected below the holding wall plate (3.17) through screws, the end supporting motion driving gear I (3.7) is matched with a driving rack (1.19), the slide block II (3.1) is matched with a guide rail II (1.20), under the rotation of an end support motion driving gear I (3.7), the guide vane clamping turnover mechanism can move back and forth on the frame; the circular motion driving motor (3.9) fixed below the clamping driving seat (3.3) drives a circular motion driving shaft (3.11) and a circular motion driving gear (3.4) to perform rotary motion through keys, the circular motion driving gear (3.4) is matched with the large gear ring (3.8), the clamping wheel supporting seat (3.2) is connected to the clamping driving seat (3.3) through screws, the clamping wheel body (3.15) is connected with a clamping wheel shaft (3.14) fixed on the clamping wheel supporting seat (3.2) through a bearing, the guide wheel body (3.12) is connected with a guide wheel shaft (3.13) through a bearing and is externally tangent to the large gear ring (3.8), and the clamping wheel body (3.15) additionally holds the guide blade surface to perform turnover motion under the rotary motion of the circular motion driving gear (3.4).
8. The automatic weld overlay repair device for a guide vane of a water turbine according to claim 1, wherein the guide vane end portion support mechanism (4) comprises: slider III (4.1), promote motor cabinet bracing piece (4.2), bottom plate (4.3), end support motion drive gear II (4.4), motor drive seat (4.5), horizontal brace rod (4.6), guide rail board (4.7), guide rail VI (4.8), slider VI (4.9), end support motion drive motor II (4.10), promote motor cabinet (4.11), promote motor (4.12), promote lead screw (4.13), promote screw (4.14), promote screw connecting plate (4.15), post curb plate (4.16), board (4.17) around the post, riding wheel axle (4.18), tip riding wheel (4.19), the tip adjustability support of stator is realized through the cooperation between each part.
9. The guide vane end supporting mechanism according to claim 8, characterized in that an end supporting movement driving motor II (4.10) fixed on a motor driving seat (4.5) drives an end supporting movement driving gear II (4.4) to rotate through a key, the end supporting movement driving gear II (4.4) is matched with a driving rack (1.19) on a rack, a guide rail plate (4.7) is connected with a cross brace rod (4.6) through a bottom plate (4.3), and a slide block III (4.1) fixed under the bottom plate (4.3) is matched with a guide rail II (1.20) to further drive the guide vane end supporting mechanism to move back and forth; a lifting motor (4.12) fixed below a lifting motor base (4.11) drives a lifting screw rod (4.13) to rotate through a coupling sleeve, a lifting screw nut (4.14) is fixed on a lifting screw nut connecting plate (4.15), a front and rear column plate (4.17) is connected with the lifting screw nut connecting plate (4.15) and a side column plate (4.16) through screws, an end riding wheel (4.19) is matched with a riding wheel shaft (4.18) fixed on the front and rear column plates (4.17) through a bearing, the lifting motor base (4.11) is fixed on a bottom plate (4.3) through a lifting motor base supporting rod (4.2), and a sliding block VI (4.9) fixed on the side column plate (4.16) is matched with a guide rail VI (4.8) fixed on a guide rail plate (4.7) under the rotation of the lifting screw rod (4.13), so that the height support of the end part of the guide vane is adjusted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110997284.6A CN113579588A (en) | 2021-08-27 | 2021-08-27 | Be used for prosthetic automatic build-up welding device of hydraulic turbine stator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202110997284.6A CN113579588A (en) | 2021-08-27 | 2021-08-27 | Be used for prosthetic automatic build-up welding device of hydraulic turbine stator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113977142A (en) * | 2021-11-03 | 2022-01-28 | 国网浙江省电力有限公司兰溪市供电公司 | Small-size welding unit is used in field |
| CN115194403A (en) * | 2022-08-03 | 2022-10-18 | 中车戚墅堰机车有限公司 | Repairing method of large motor base |
-
2021
- 2021-08-27 CN CN202110997284.6A patent/CN113579588A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113977142A (en) * | 2021-11-03 | 2022-01-28 | 国网浙江省电力有限公司兰溪市供电公司 | Small-size welding unit is used in field |
| CN115194403A (en) * | 2022-08-03 | 2022-10-18 | 中车戚墅堰机车有限公司 | Repairing method of large motor base |
| CN115194403B (en) * | 2022-08-03 | 2024-04-19 | 中车戚墅堰机车有限公司 | Repairing method for large motor base |
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