CN112809277A - Fixing tool for turbine blade - Google Patents
Fixing tool for turbine blade Download PDFInfo
- Publication number
- CN112809277A CN112809277A CN202011606236.1A CN202011606236A CN112809277A CN 112809277 A CN112809277 A CN 112809277A CN 202011606236 A CN202011606236 A CN 202011606236A CN 112809277 A CN112809277 A CN 112809277A
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- plate
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- translation
- motor
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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
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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
-
- 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
Abstract
The invention relates to the technical field of turbine blade processing, in particular to a fixing tool for a turbine blade, which comprises: the frame is erected on the base; the translation adjusting mechanism is arranged on the rack and used for executing a translation adjusting process of the blade to be processed; the lifting mechanism is arranged at the working end of the translation adjusting mechanism and is used for executing a lifting adjusting process of the blade to be processed; the horizontal turnover mechanism is arranged at the working end of the lifting mechanism and used for executing a horizontal turnover process of the blade to be processed; the positioning mechanism is arranged at the working end of the horizontal turnover mechanism and located below the horizontal turnover mechanism and used for positioning the blade to be processed to perform a positioning process.
Description
Technical Field
The invention relates to the technical field of turbine blade processing, in particular to a fixing tool for a turbine blade.
Background
The partition board is an important part of the steam turbine, divides the interior of the steam turbine into a plurality of pressure sections, enables steam to convert potential energy into kinetic energy through a guide vane grid, and enables steam flow to flow into a movable vane in a specified direction. The assembly quality of the partition plate is directly related to the accuracy of the flow area and is of great importance to the operation efficiency of the steam turbine.
The direct-welding type partition plate structure is mostly adopted for low-pressure partitions in impulse units, the mounting positions of blades are manually adjusted in the existing partition plate static blade mounting and welding process, the mounting angle of the first blade can be measured, the blades which are subsequently mounted can be positioned only by adjusting the height and throat width of a steam inlet edge, and the mounting and welding position precision of the static blade depends on the experience and the operation refinement degree of workers, so that the mounting and welding uniformity of the static blade is poor, and therefore a fixing tool for the blades of a steam turbine is provided, and the problems are solved.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a shaft sleeve rounding machine, the technical scheme solves the problem of poor assembling and welding uniformity caused by manual adjustment of the tooling position of the stationary blade, and the equipment can automatically adjust the horizontal position, height and horizontal inclination of the stationary blade, further automatically adjust the tooling position, make the assembling and welding consistent and improve the assembling and welding precision.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a fixed frock of steam turbine blade which characterized in that includes:
the frame is erected on the base;
the translation adjusting mechanism is arranged on the rack and used for executing a translation adjusting process of the blade to be processed;
the lifting mechanism is arranged at the working end of the translation adjusting mechanism, is positioned below the translation adjusting mechanism and is used for executing a lifting adjusting process on the blade to be processed;
the horizontal turnover mechanism is arranged at the working end of the lifting mechanism, is positioned below the lifting mechanism and is used for executing a horizontal turnover process of the blade to be processed;
and the positioning mechanism is arranged at the working end of the horizontal turnover mechanism, is positioned below the horizontal turnover mechanism and is used for positioning the blade to be processed for a positioning procedure.
Preferably, translation adjustment mechanism is equipped with the rectangle frame that is the horizontality including translation board and two first horizontal polished rods, the top of frame, the translation board is the level and is located the inside of rectangle frame, and its front and back side all is equipped with preset distance with the inner wall of rectangle frame, two first horizontal polished rod symmetries set up the top both sides at the rectangle frame, and two first horizontal polished rod parallel arrangement, the top at the rectangle frame is installed through the fixing base respectively at the both ends of every first horizontal polished rod, the corner of the top both sides of translation board is equipped with the stop collar that is used for supplying every first horizontal polished rod to walk respectively.
Preferably, the translation adjustment mechanism further comprises a first motor, a one-way screw, a first screw sliding sleeve and two first bearing seats, the one-way screw is horizontally located between the two first horizontal polished rods, the one-way screw is parallel to each first horizontal polished rod, the two first bearing seats are respectively installed on the front side and the rear side of the top of the rectangular frame, two ends of the one-way screw can be respectively rotatably inserted into the inner ring of each first bearing seat, the first motor is located on one side of one of the first bearing seats and is installed on the side wall of the rectangular frame through a first support, the output end of the first motor is in transmission connection with one end of the one-way screw, the first screw sliding sleeve is arranged at the center of the top of the translation plate, and the inner ring of the first screw sliding sleeve is in threaded connection with the outer portion of the.
Preferably, the lifting mechanism comprises a lifting plate, a second motor, a first bidirectional screw, two second screw sliding sleeves, two second bearing seats and two connecting rods, the two second bearing seats are symmetrically arranged at two ends of the bottom of the translation plate, the first bidirectional screw is horizontally arranged between the two second bearing seats, two ends of the first bidirectional screw can be respectively inserted into an inner ring of each second bearing seat in a rotating manner, the first motor is arranged at the bottom of the translation plate through a second support, an output end of the first motor is connected with a synchronous belt transmission mechanism in a transmission manner, a working end of the synchronous belt transmission mechanism is connected with one end of the first bidirectional screw in a transmission manner, the two screw sliding sleeves are respectively arranged at two ends of the first bidirectional screw, a sliding block is respectively arranged at the top of each second screw sliding sleeve, a sliding groove for each sliding block to slide is arranged at the bottom of the translation plate, and the lifting plate is horizontally arranged below the first bidirectional screw, one end of each connecting rod is hinged to the bottom of each second screw rod sliding sleeve, and one end, far away from the first bidirectional screw rod, of each connecting rod is hinged to the center of the top of the lifting plate.
Preferably, every corner in top of lifter plate is equipped with the vertical polished rod of vertical setting respectively, and the upper end of every vertical polished rod is passed the two sides of translation board respectively and is upwards extended, offers the vertical perforation that is used for supplying every vertical polished rod to walk on the translation board, and the top of every vertical polished rod is provided with the spheroid respectively, and the top of translation board is offered can with every spheroid complex horn mouth, every spheroid respectively can with the inner wall butt of horn mouth.
Preferably, each vertical polish rod's axial direction is equipped with buffer spring respectively, and each buffer spring's both ends can offset with the bottom of translation board and the top of lifter plate respectively.
Preferably, horizontal turnover mechanism includes well hollow frame, the third motor, the worm, worm wheel and returning face plate, the vertical setting of well hollow frame is in the bottom central authorities department of lifter plate, the returning face plate is the level and is located well hollow frame under, the vertical setting of worm is in the inside center department of well hollow frame, the top of worm can the pivoted insert the inside top of locating well hollow frame, the bottom two sides that the bottom of worm can the pivoted pass well hollow frame outwards extend, the bottom of worm is connected with the top central authorities department of returning face plate, the worm wheel is located one side of worm, and worm wheel and worm meshing set up, the third motor is located one side of worm wheel, the third motor passes through the third support mounting on well hollow frame, the output of its third motor is located with the center of worm wheel and is connected.
Preferably, the positioning mechanism comprises a fourth motor, a second bidirectional screw rod, a second horizontal polished rod, two clamping jigs, two opposite blocks and two fixed blocks, the two fixed blocks are symmetrically arranged at two ends of the bottom of the turnover plate, the second bidirectional screw rod and the second horizontal polished rod are parallelly arranged between the two fixed blocks, two ends of the second bidirectional screw rod can be respectively and rotatably inserted into the inner side wall of each fixed block, two ends of the second horizontal polished rod are respectively arranged on the inner side wall of each fixed block, the two opposite blocks are horizontally and symmetrically arranged between the two fixed blocks, each opposite block is respectively provided with a threaded through hole for threaded engagement of the second bidirectional screw rod, each opposite block is respectively provided with a limiting through hole for the second horizontal polished rod to pass through, the fourth motor is arranged on the outer wall of one of the fixed blocks, and the output end of the fourth motor is in transmission connection with one end of the second bidirectional screw rod, and each clamping jig is respectively arranged at the bottom of each opposite block, and the adjacent ends of the two clamping jigs are respectively provided with a clamping groove for clamping the blade.
Preferably, the rear side upper end of frame is equipped with parallel arrangement's first scale, and the both ends of first scale are installed in the frame respectively, and the parallel surface of first scale can keep parallel with the upper surface of lifter plate, and the rear side lower extreme of frame is equipped with parallel arrangement's second scale, and the both ends of second scale are installed in the frame respectively, and the parallel surface of second scale can keep parallel with the upper surface of returning face plate.
Preferably, the bilateral symmetry of rectangle frame is provided with the riser, and the bottom of every riser extends to the lowest position of lifter plate respectively, and wherein the riser bottom of one side is equipped with the infrared sensor that the direction level of working end towards the lifter plate extends, and the riser bottom of one side in addition is equipped with can with every infrared sensor matched with infrared receiver.
Compared with the prior art, the invention has the beneficial effects that: a fixing tool for turbine blades is characterized in that during operation, blades are manually placed in one clamping groove of two clamping tools, a fourth motor is started, a second bidirectional screw is driven to rotate by the fourth motor, the second bidirectional screw drives two opposite blocks to move relatively in a threaded meshing mode, the second horizontal polish rod performs limiting movement and drives the two clamping tools to position the blades, the required tool part for the turbine blades comprises the blades, a partition inner ring and a partition outer ring, the partition inner ring and the partition outer ring are symmetrical and are positioned on two sides of the blades through the existing positioning device, when the blades are positioned by a positioning mechanism, a first motor is started, the first motor drives a one-way screw to rotate, the one-way screw drives a first screw rod sliding sleeve and a translation plate to translate transversely in a threaded meshing mode, and each limiting sleeve arranged on the translation plate moves along each first horizontal polish rod, and then correcting the transverse position of the blade positioned by the positioning mechanism, enabling two ends of the positioned blade to be butted with the inner ring of the partition board and the outer ring of the partition board, driving the first bidirectional screw rod to rotate through a second motor, driving two second screw rod sliding sleeves to relatively move along the first bidirectional screw rod in a threaded meshing mode, simultaneously driving the tops of two connecting rods to relatively move, further enabling the lifting plate to move downwards to a proper position, enabling two ends of the blade to be respectively close to the inner ring of the partition board and the outer ring of the partition board, enabling each sliding block arranged on each second screw rod sliding sleeve to respectively move along each sliding groove arranged on the translation plate in a limiting mode, driving a worm wheel and a worm to rotate through a third motor, driving the turnover plate to be horizontally selected and installed through the bottom of the worm, further driving the blade positioned by the positioning mechanism to turn to a proper position, and enabling two ends of the blade to, then spot welding the inner ring and the outer ring of the clapboard with two ends of a blade by a welding manipulator to finish the tool, in the process that the lifting plate moves downwards, the lower end of each arranged ball is respectively inserted into each horn mouth of the translation plate to ensure that the upper surface of the lifting plate is kept on a plane, and the lifting plate is more stable when being lifted by the butt joint of a buffer spring, the first scale and the second scale can manually observe the parallelism of the lifting plate and the turnover plate in real time, when the parallelism of the first scale and the second scale is kept consistent, the blade positioned by the positioning mechanism is horizontal, the infrared receiver transmits a signal to the infrared receiver by the infrared sensor, when the lifting plate is inclined, the infrared receiver cannot receive the signal transmitted by the infrared sensor, the positioning angle of the blade positioned by the positioning mechanism is unqualified, and further the later adjustment is convenient, the technical scheme solves the problem of manually adjusting the, the equipment can automatically adjust the horizontal position, height and horizontal gradient of the stationary blade, further automatically adjust the position of the tool, make the assembly and welding consistent and improve the assembly and welding precision.
Drawings
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is a front view of the present invention;
FIG. 5 is a partial perspective view of the first embodiment of the present invention;
FIG. 6 is an enlarged view taken at A of FIG. 5 in accordance with the present invention;
FIG. 7 is a partial perspective view of the second embodiment of the present invention;
fig. 8 is a schematic view of a partial three-dimensional structure according to the present invention.
The reference numbers in the figures are: 1-a base; 2-a frame; 3-a translation adjusting mechanism; 4-a lifting mechanism; 5-a horizontal turnover mechanism; 6-a positioning mechanism; 7-a translation plate; 8-a first horizontal polish rod; 9-a rectangular frame; 10-a limit sleeve; 11-a first electric machine; 12-a one-way screw; 13-a first lead screw sliding sleeve; 14-a first bearing seat; 15-a lifter plate; 16-a second electric machine; 17-a first bidirectional screw; 18-a second screw rod sliding sleeve; 19-a second bearing block; 20-a connecting rod; 21-synchronous belt drive mechanism; 22-a slide block; 23-a chute; 24-a vertical polish rod; 25-sphere; 26-a bell mouth; 27-a buffer spring; 28-hollow frame; 29-a third motor; 30-a worm; 31-a worm gear; 32-a turnover plate; 33-a fourth motor; 34-a second bidirectional screw; 35-a second horizontal polish rod; 36-clamping a fixture; 37-opposite block; 38-fixed block; 39-a clamping groove; 40-a first scale; 41-a second scale; 42-a riser; 43-infrared sensors; 44-infrared receiver.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 4, a fixture for fixing a turbine blade includes:
a frame 2 erected on the base 1;
the translation adjusting mechanism 3 is arranged on the rack 2 and used for executing a translation adjusting process of the blade to be processed;
the lifting mechanism 4 is arranged at the working end of the translation adjusting mechanism 3, is positioned below the translation adjusting mechanism 3 and is used for executing a lifting adjusting process of the blade to be processed;
the horizontal turnover mechanism 5 is arranged at the working end of the lifting mechanism 4, is positioned below the lifting mechanism 4 and is used for executing a horizontal turnover process of the blade to be processed;
and the positioning mechanism 6 is arranged at the working end of the horizontal turnover mechanism 5, is positioned below the horizontal turnover mechanism 5 and is used for positioning the blade to be processed for a positioning procedure.
Referring to fig. 3, translation adjustment mechanism 3 is including translation board 7 and two first horizontal polished rods 8, the top of frame 2 is equipped with the rectangle frame 9 that is the horizontality, translation board 7 is the inside that the level is located rectangle frame 9, and its front and back sides all are equipped with preset distance with the inner wall of rectangle frame 9, two first horizontal polished rods 8 symmetry sets up the top both sides at rectangle frame 9, and two first horizontal polished rods 8 parallel arrangement, install the top at rectangle frame 9 through the fixing base respectively at every first horizontal polished rod 8's both ends, the corner of translation board 7's top both sides is equipped with the stop collar 10 that is used for supplying every first horizontal polished rod 8 to walk respectively.
Referring to fig. 3, the translation adjusting mechanism 3 further includes a first motor 11, a unidirectional screw 12, a first screw sliding sleeve 13 and two first bearing seats 14, the unidirectional screw 12 is horizontally disposed between the two first horizontal polish rods 8, the unidirectional screw 12 is parallel to each first horizontal polish rod 8, the two first bearing seats 14 are respectively installed on the front and rear sides of the top of the rectangular frame 9, two ends of the unidirectional screw 12 are respectively rotatably inserted into an inner ring of each first bearing seat 14, the first motor 11 is disposed on one side of one of the first bearing seats 14 and is installed on the side wall of the rectangular frame 9 through a first support, an output end of the first motor 11 is in transmission connection with one end of the unidirectional screw 12, the first screw sliding sleeve 13 is disposed at the center of the top of the translation plate 7, and the inner ring thereof is in threaded connection with the outside of the unidirectional screw 12.
The required frock part of steam turbine blade includes the blade, baffle inner ring and baffle outer loop symmetry just fix a position in the both sides of blade through current positioner, pass through positioning mechanism 6 location when the blade, start first motor 11, it is rotatory to drive one-way screw rod 12 through first motor 11, one-way screw rod 12 drives first lead screw sliding sleeve 13 and translation board 7 horizontal translation through the mode of screw-thread engagement, through the spacing removal of every stop collar 10 along every first horizontal polished rod 8 that sets up on translation board 7, and then the blade lateral position of correction positioning mechanism 6 location, make the blade both ends and the butt joint of baffle inner ring and baffle outer loop of location.
Referring to fig. 5 to 7, the lifting mechanism 4 includes a lifting plate 15, a second motor 16, a first bidirectional screw 17, two second screw sliding sleeves 18, two second bearing seats 19 and two connecting rods 20, the two second bearing seats 19 are symmetrically disposed at two ends of the bottom of the translation plate 7, the first bidirectional screw 17 is horizontally disposed between the two second bearing seats 19, two ends of the first bidirectional screw 17 are respectively rotatably inserted into an inner ring of each second bearing seat 19, the first motor 11 is mounted at the bottom of the translation plate 7 through a second bracket, an output end of the first motor 11 is connected with a synchronous belt transmission mechanism 21 in a transmission manner, a working end of the synchronous belt transmission mechanism is connected with one end of the first bidirectional screw 17 in a transmission manner, the two screw sliding sleeves are respectively disposed at two ends of the first bidirectional screw 17, a sliding block 22 is respectively disposed at the top of each second screw sliding sleeve 18, a sliding slot 23 for each sliding block 22 is disposed at the bottom of the translation plate 7, the lifting plate 15 is horizontally arranged below the first bidirectional screw 17, one end of each connecting rod 20 is hinged to the bottom of each second screw sliding sleeve 18, and one end of each connecting rod 20, which is far away from the first bidirectional screw 17, is hinged to the center of the top of the lifting plate 15.
The first bidirectional screw 17 is driven to rotate by the second motor 16, the first bidirectional screw 17 drives the two second screw sliding sleeves 18 to move relatively along the first bidirectional screw 17 in a threaded engagement mode, and simultaneously drives the tops of the two connecting rods 20 to move relatively, so that the lifting plate 15 moves downward at a proper position, two ends of each blade are respectively close to the inner ring and the outer ring of the partition plate, and each sliding block 22 arranged on each second screw sliding sleeve 18 moves in a limiting manner along each sliding groove 23 arranged on the translation plate 7 to perform a limiting action.
Referring to fig. 7, each corner of the top of the lifting plate 15 is provided with a vertical polish rod 24 in a vertical arrangement, the upper end of each vertical polish rod 24 penetrates through two sides of the translation plate 7 and extends upwards, a vertical through hole for each vertical polish rod 24 to pass through is formed in the translation plate 7, the top of each vertical polish rod 24 is provided with a sphere 25, the top of the translation plate 7 is provided with a horn mouth 26 matched with each sphere 25, and each sphere 25 can abut against the inner wall of the horn mouth 26.
As shown in fig. 5, each vertical polish rod 24 is sleeved with a buffer spring 27 in the axial direction, and both ends of each buffer spring 27 can abut against the bottom of the translation plate 7 and the top of the lifting plate 15.
In the downward movement process of the lifting plate 15, the lower end of each arranged ball 25 is respectively inserted into each bell mouth 26 of the translation plate 7, so that the upper surface of the lifting plate 15 is kept on a plane, and the lifting plate 15 is more stable in lifting through the abutting of the buffer spring 27.
Referring to fig. 8, the horizontal tilting mechanism 5 includes a hollow frame 28, a third motor 29, a worm 30, a worm wheel 31 and a tilting plate 32, the hollow frame 28 is vertically disposed at the center of the bottom of the lifting plate 15, the tilting plate 32 is horizontally disposed right below the hollow frame 28, the worm 30 is vertically disposed at the center of the inside of the hollow frame 28, the top of the worm 30 is rotatably inserted into the top end of the inside of the hollow frame 28, the bottom of the worm 30 rotatably extends outwards through both sides of the bottom of the hollow frame 28, the bottom of the worm 30 is connected to the center of the top of the tilting plate 32, the worm wheel 31 is disposed at one side of the worm 30, the worm wheel 31 is meshed with the worm 30, the third motor 29 is disposed at one side of the worm wheel 31, the third motor 29 is mounted on the hollow frame 28 through a third bracket, and the output end of the third motor 29 is connected to the center of the worm wheel.
The worm wheel 31 and the worm 30 are driven to rotate through the third motor 29, the bottom of the worm 30 drives the turnover plate 32 to be horizontally selected and installed, then the blades positioned by the positioning mechanism 6 are driven to turn to proper positions, the two ends of each blade correspond to the inner ring and the outer ring of the partition plate respectively, and then the welding manipulator can perform spot welding on the inner ring and the outer ring of the partition plate and the two ends of each blade to complete the tool.
Referring to fig. 8, the positioning mechanism 6 includes a fourth motor 33, a second bidirectional screw 34, a second horizontal polish rod 35, two clamping jigs 36, two opposite blocks 37 and two fixing blocks 38, the two fixing blocks 38 are symmetrically disposed at two ends of the bottom of the turnover plate 32, the second bidirectional screw 34 and the second horizontal polish rod 35 are disposed between the two fixing blocks 38 in parallel, two ends of the second bidirectional screw 34 are respectively rotatably inserted into an inner sidewall of each fixing block 38, two ends of the second horizontal polish rod 35 are respectively mounted on an inner sidewall of each fixing block 38, the two opposite blocks 37 are horizontally and symmetrically disposed between the two fixing blocks 38, each opposite block 37 is respectively provided with a threaded through hole for threaded engagement of the second bidirectional screw 34, each opposite block 37 is respectively provided with a limiting through hole for passing the second horizontal polish rod 35, the fourth motor 33 is disposed on an outer wall of one of the fixing blocks 38, the output end of the fourth motor 33 is in transmission connection with one end of the second bidirectional screw 34, each clamping fixture 36 is respectively installed at the bottom of each opposite block 37, and the adjacent ends of the two clamping fixtures 36 are respectively provided with a clamping groove 39 for clamping the blade.
During operation, the blade is manually placed in one clamping groove 39 of the two clamping jigs 36, the fourth motor 33 is started, the second bidirectional screw 34 is driven to rotate by the fourth motor 33, the second bidirectional screw 34 drives the two opposite blocks 37 to move relatively in a threaded engagement mode, the second horizontal polished rod 35 performs limiting movement, and the two clamping jigs 36 are driven to position the blade.
Referring to fig. 1 to 2, a first ruler 40 is arranged in parallel at the upper end of the rear side of the frame 2, two ends of the first ruler 40 are respectively installed on the frame 2, the parallel surface of the first ruler 40 can be parallel to the upper surface of the lifting plate 15, a second ruler 41 is arranged at the lower end of the rear side of the frame 2, two ends of the second ruler 41 are respectively installed on the frame 2, and the parallel surface of the second ruler 41 can be parallel to the upper surface of the turnover plate 32.
The first scale 40 and the second scale 41 can observe the parallelism of the lifting plate 15 and the turnover plate 32 in real time through manual work, and when the parallelism of the lifting plate and the turnover plate is kept consistent, the blade positioned by the positioning mechanism 6 is horizontal.
Referring to fig. 1 to 2, risers 42 are symmetrically arranged on two sides of the rectangular frame 9, the bottom of each riser 42 extends to the lowest position of the lifting plate 15, an infrared sensor 43 with a working end extending horizontally in the direction of the lifting plate 15 is arranged at the bottom of the riser 42 on one side, and an infrared receiver 44 capable of being matched with each infrared sensor 43 is arranged at the bottom of the riser 42 on the other side.
Through infrared sensor 43 transmission signal for infrared receiver 44, when lifter plate 15 slope, infrared receiver 44 can not receive the signal of infrared sensor 43 transmission, shows that the blade location angle through positioning mechanism 6 location is unqualified, and then the later stage adjustment of being convenient for.
The working principle is as follows: during operation, blades are manually placed in one clamping groove 39 of the two clamping jigs 36, the fourth motor 33 is started, the fourth motor 33 drives the second bidirectional screw 34 to rotate, the second bidirectional screw 34 drives the two opposite blocks 37 to move relatively in a threaded engagement mode, the second horizontal polish rod 35 performs limiting movement and drives the two clamping jigs 36 to position the blades, the required tooling part of the turbine blades comprises the blades, a partition inner ring and a partition outer ring, the partition inner ring and the partition outer ring are symmetrical and are positioned on two sides of the blades through the existing positioning device, when the blades are positioned through the positioning mechanism 6, the first motor 11 is started, the first motor 11 drives the one-way screw 12 to rotate, the one-way screw 12 drives the first screw rod sliding sleeve 13 and the translation plate 7 to transversely translate in a threaded engagement mode, and each limiting sleeve 10 arranged on the translation plate 7 performs limiting movement along each first horizontal polish rod 8, and then correcting the transverse position of the blade positioned by the positioning mechanism 6, butting the two ends of the positioned blade with the inner ring and the outer ring of the partition board, driving the first bidirectional screw 17 to rotate by the second motor 16, driving the two second screw sliding sleeves 18 to relatively move along the first bidirectional screw 17 by the first bidirectional screw 17 in a threaded meshing manner, simultaneously driving the tops of the two connecting rods 20 to relatively move, further enabling the lifting plate 15 to move downwards to a proper position, enabling the two ends of the blade to respectively approach the inner ring and the outer ring of the partition board, limiting and moving each sliding block 22 arranged on each second screw sliding sleeve 18 along each sliding groove 23 arranged on the translation plate 7 respectively, performing limiting action, driving the worm wheel 31 and the worm 30 to rotate by the third motor 29, driving the turnover plate 32 to be horizontally selected and installed by the bottom of the worm 30, further driving the blade positioned by the positioning mechanism 6 to turn to a proper position, the two ends of the blade respectively correspond to the inner ring of the partition board and the outer ring of the partition board, then the inner ring of the partition board and the outer ring of the partition board can be spot-welded with the two ends of the blade through a welding manipulator, the tool is completed, in the downward moving process of the lifting board 15, the lower end of each set sphere 25 is respectively inserted into each bell mouth 26 of the translation board 7, the upper surface of the lifting board 15 is ensured to be kept on a plane, the lifting board 15 is enabled to be more stable in lifting through the butting of the buffer spring 27, the parallelism of the lifting board 15 and the turnover board 32 can be observed manually in real time through the first scale 40 and the second scale 41, when the parallelism of the lifting board 15 and the parallelism of the turnover board 32 are kept consistent, the blade positioned by the positioning mechanism 6 is horizontal, the infrared sensor 43 transmits a signal to the infrared receiver 44, when the lifting board 15 is inclined, and the infrared receiver 44 cannot receive, thereby facilitating later adjustment.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a fixed frock of steam turbine blade which characterized in that includes:
a frame (2) arranged on the base (1);
the translation adjusting mechanism (3) is arranged on the rack (2) and is used for executing a translation adjusting process of the blade to be processed;
the lifting mechanism (4) is arranged at the working end of the translation adjusting mechanism (3), is positioned below the translation adjusting mechanism (3), and is used for executing a lifting adjusting process on the blade to be processed;
the horizontal overturning mechanism (5) is arranged at the working end of the lifting mechanism (4), is positioned below the lifting mechanism (4), and is used for executing a horizontal overturning process of the blade to be processed;
and the positioning mechanism (6) is arranged at the working end of the horizontal turnover mechanism (5), is positioned below the horizontal turnover mechanism (5), and is used for positioning the blade to be processed for a positioning procedure.
2. The fixing tool for the turbine blade according to claim 1, wherein the translation adjusting mechanism (3) comprises a translation plate (7) and two first horizontal polish rods (8), a rectangular frame (9) in a horizontal state is arranged at the top of the rack (2), the translation plate (7) is horizontally arranged inside the rectangular frame (9), the front side and the rear side of the translation plate are respectively provided with a preset distance from the inner wall of the rectangular frame (9), the two first horizontal polish rods (8) are symmetrically arranged on two sides of the top of the rectangular frame (9), the two first horizontal polish rods (8) are arranged in parallel, two ends of each first horizontal polish rod (8) are respectively installed at the top of the rectangular frame (9) through a fixing seat, and limiting sleeves (10) for each first horizontal polish rod (8) to pass through are respectively arranged at corners of two sides of the top of the translation plate (7).
3. The fixing tool for the turbine blade according to claim 2, wherein the translation adjusting mechanism (3) further comprises a first motor (11), a one-way screw (12), a first screw rod sliding sleeve (13) and two first bearing seats (14), the one-way screw (12) is horizontally arranged between the two first horizontal polish rods (8), the one-way screw (12) is respectively parallel to each first horizontal polish rod (8), the two first bearing seats (14) are respectively arranged on the front side and the rear side of the top of the rectangular frame (9), two ends of the one-way screw (12) are respectively rotatably inserted into the inner ring of each first bearing seat (14), the first motor (11) is arranged on one side of one of the first bearing seats (14) and is arranged on the side wall of the rectangular frame (9) through a first support, the output end of the first motor (11) is in transmission connection with one end of the one-way screw (12), the first screw rod sliding sleeve (13) is arranged at the center of the top of the translation plate (7), and the inner ring of the first screw rod sliding sleeve is in threaded connection with the outer part of the one-way screw rod (12).
4. The fixing tool for the turbine blade according to claim 3, wherein the lifting mechanism (4) comprises a lifting plate (15), a second motor (16), a first bidirectional screw (17), two second screw sliding sleeves (18), two second bearing seats (19) and two connecting rods (20), the two second bearing seats (19) are symmetrically arranged at two ends of the bottom of the translation plate (7), the first bidirectional screw (17) is horizontally arranged between the two second bearing seats (19), two ends of the first bidirectional screw (17) are respectively inserted into an inner ring of each second bearing seat (19) in a rotatable manner, the first motor (11) is mounted at the bottom of the translation plate (7) through a second support, an output end of the first motor (11) is in transmission connection with a synchronous belt transmission mechanism (21), and a working end of the synchronous belt transmission mechanism is in transmission connection with one end of the first bidirectional screw (17), two lead screw sliding sleeves set up respectively at the both ends of first two-way screw (17), the top of every second lead screw sliding sleeve (18) is provided with slider (22) respectively, sliding groove (23) that are used for supplying every slider (22) gliding are offered to the bottom of translation board (7), lifter plate (15) are the below that the level is located first two-way screw (17), the one end of every connecting rod (20) articulates the bottom that sets up at every second lead screw sliding sleeve (18) respectively, the one end that first two-way screw (17) were kept away from respectively in every connecting rod (20) is articulated the setting with the top central authorities department of lifter plate (15) respectively.
5. The fixing tool for the turbine blades according to claim 4, characterized in that each corner of the top of the lifting plate (15) is provided with a vertically arranged vertical polished rod (24), the upper end of each vertical polished rod (24) penetrates through two sides of the translation plate (7) and extends upwards, the translation plate (7) is provided with a vertical through hole for each vertical polished rod (24) to pass through, the top of each vertical polished rod (24) is provided with a sphere (25), the top of the translation plate (7) is provided with a bell mouth (26) capable of being matched with each sphere (25), and each sphere (25) can be abutted to the inner wall of the bell mouth (26).
6. The turbine blade fixing tool according to claim 5, wherein each vertical polished rod (24) is sleeved with a buffer spring (27) in the axial direction, and two ends of each buffer spring (27) can abut against the bottom of the translation plate (7) and the top of the lifting plate (15) respectively.
7. The fixing tool for the steam turbine blade is characterized in that the horizontal turnover mechanism (5) comprises a hollow frame (28), a third motor (29), a worm (30), a worm wheel (31) and a turnover plate (32), the hollow frame (28) is vertically arranged at the center of the bottom of the lifting plate (15), the turnover plate (32) is horizontally arranged right below the hollow frame (28), the worm (30) is vertically arranged at the center of the inside of the hollow frame (28), the top of the worm (30) can be rotatably inserted into the top end of the inside of the hollow frame (28), the bottom of the worm (30) can rotatably penetrate through two sides of the bottom of the hollow frame (28) to extend outwards, the bottom of the worm (30) is connected with the center of the top of the turnover plate (32), the worm wheel (31) is arranged on one side of the worm (30), and the worm wheel (31) is meshed with the worm (30), the third motor (29) is positioned on one side of the worm wheel (31), the third motor (29) is installed on the hollow frame (28) through a third support, and the output end of the third motor (29) is connected with the center of the worm wheel (31).
8. The fixing tool for the turbine blade according to claim 7, wherein the positioning mechanism (6) comprises a fourth motor (33), a second bidirectional screw (34), a second horizontal polished rod (35), two clamping jigs (36), two opposite blocks (37) and two fixed blocks (38), the two fixed blocks (38) are symmetrically arranged at two ends of the bottom of the turnover plate (32), the second bidirectional screw (34) and the second horizontal polished rod (35) are parallelly arranged between the two fixed blocks (38), two ends of the second bidirectional screw (34) are respectively rotatably inserted into the inner side wall of each fixed block (38), two ends of the second horizontal polished rod (35) are respectively arranged on the inner side wall of each fixed block (38), the two opposite blocks (37) are horizontally and symmetrically arranged between the two fixed blocks (38), each opposite block (37) is respectively provided with a threaded through hole for threaded engagement of the second bidirectional screw (34), each opposite block (37) is respectively provided with a limiting penetrating port for the second horizontal polished rod (35) to penetrate, the fourth motor (33) is arranged on the outer wall of one fixed block (38), the output end of the fourth motor (33) is in transmission connection with one end of the second bidirectional screw (34), each clamping jig (36) is respectively arranged at the bottom of each opposite block (37), and the adjacent ends of the two clamping jigs (36) are respectively provided with a clamping groove (39) for clamping a blade.
9. The fixing tool for the turbine blade according to claim 8, characterized in that a first ruler (40) which is arranged in parallel is arranged at the upper end of the rear side of the frame (2), two ends of the first ruler (40) are respectively installed on the frame (2), the parallel surface of the first ruler (40) can be kept parallel to the upper surface of the lifting plate (15), a second ruler (41) which is arranged in parallel is arranged at the lower end of the rear side of the frame (2), two ends of the second ruler (41) are respectively installed on the frame (2), and the parallel surface of the second ruler (41) can be kept parallel to the upper surface of the turnover plate (32).
10. The fixing tool for the turbine blades according to claim 9, characterized in that risers (42) are symmetrically arranged on two sides of the rectangular frame (9), the bottom of each riser (42) extends towards the lowest position of the lifting plate (15), an infrared sensor (43) with a working end extending horizontally towards the lifting plate (15) is arranged at the bottom of the riser (42) on one side, and an infrared receiver (44) capable of being matched with each infrared sensor (43) is arranged at the bottom of the riser (42) on the other side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011606236.1A CN112809277B (en) | 2020-12-30 | 2020-12-30 | Fixing tool for turbine blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011606236.1A CN112809277B (en) | 2020-12-30 | 2020-12-30 | Fixing tool for turbine blade |
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| Publication Number | Publication Date |
|---|---|
| CN112809277A true CN112809277A (en) | 2021-05-18 |
| CN112809277B CN112809277B (en) | 2023-01-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011606236.1A Active CN112809277B (en) | 2020-12-30 | 2020-12-30 | Fixing tool for turbine blade |
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| Country | Link |
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| CN (1) | CN112809277B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113649664A (en) * | 2021-07-06 | 2021-11-16 | 合肥宇隆光电科技有限公司 | Continuous welding device with auxiliary mechanism for circuit board and using method of continuous welding device |
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| CN111774600A (en) * | 2020-07-22 | 2020-10-16 | 陈春 | Pipe fitting fixed angle drilling equipment |
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| CN104476229A (en) * | 2014-11-19 | 2015-04-01 | 杭州汽轮机股份有限公司 | Processing clamp for inner back-arc molded surface and boss of moving blade of steam turbine |
| CN206445372U (en) * | 2016-12-30 | 2017-08-29 | 无锡透平叶片有限公司 | A kind of Universal clamp device carved characters for blade |
| CN108278979A (en) * | 2018-01-03 | 2018-07-13 | 华中科技大学 | A kind of blade situ contact formula three-dimensional measuring apparatus and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113649664A (en) * | 2021-07-06 | 2021-11-16 | 合肥宇隆光电科技有限公司 | Continuous welding device with auxiliary mechanism for circuit board and using method of continuous welding device |
| CN113649664B (en) * | 2021-07-06 | 2023-02-28 | 合肥宇隆光电科技有限公司 | Continuous welding device with auxiliary mechanism for circuit board and using method of continuous welding device |
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| Publication number | Publication date |
|---|---|
| CN112809277B (en) | 2023-01-24 |
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