CN115025912A - Coating production line for turbine blades - Google Patents

Coating production line for turbine blades Download PDF

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Publication number
CN115025912A
CN115025912A CN202210855578.XA CN202210855578A CN115025912A CN 115025912 A CN115025912 A CN 115025912A CN 202210855578 A CN202210855578 A CN 202210855578A CN 115025912 A CN115025912 A CN 115025912A
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CN
China
Prior art keywords
blade
driving device
clamping jaw
fixing clamping
working end
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210855578.XA
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Chinese (zh)
Inventor
孟庆松
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Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN202210855578.XA priority Critical patent/CN115025912A/en
Publication of CN115025912A publication Critical patent/CN115025912A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
    • B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
    • B05B13/0221—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts
    • B05B13/0242—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts the objects being individually presented to the spray heads by a rotating element, e.g. turntable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
    • B05B12/16—Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling the spray area
    • B05B12/32—Shielding elements, i.e. elements preventing overspray from reaching areas other than the object to be sprayed
    • B05B12/36—Side shields, i.e. shields extending in a direction substantially parallel to the spray jet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
    • B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
    • B05B13/0292—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work devices for holding several workpieces to be sprayed in a spaced relationship, e.g. vehicle doors spacers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
    • B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
    • B05B13/04—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation
    • B05B13/0405—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation with reciprocating or oscillating spray heads
    • B05B13/041—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during spraying operation with reciprocating or oscillating spray heads with spray heads reciprocating along a straight line
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B14/00—Arrangements for collecting, re-using or eliminating excess spraying material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
    • B05B15/50—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
    • F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Details Or Accessories Of Spraying Plant Or Apparatus (AREA)

Abstract

The invention belongs to the field of steam turbine coating, and particularly relates to a coating production line of steam turbine blades, which comprises a workbench, wherein a loading placing table and a blanking placing table are arranged at two ends of the workbench, a collecting tank is arranged between the loading placing table and the blanking placing table, a first blade fixing clamping jaw and a second blade fixing clamping jaw move along with the working end of a driving device, a spraying device is fixedly arranged above the collecting tank, a spraying head of the spraying device is connected with the output end of a coating machine through a pipeline, a first induction element is arranged on one side of the spraying head and is in signal connection with a blade posture adjusting device, the first induction element detects the linear distance between a blade spraying position and the spraying head, and the blade posture adjusting device drives the first blade fixing clamping jaw and the second blade fixing clamping jaw to coaxially rotate.

Description

Coating production line for turbine blades
Technical Field
The invention relates to the field of steam turbine coating, in particular to a coating production line for steam turbine blades.
Background
The steam turbine also called steam turbine engine, is a rotation type steam power device, and high temperature high pressure steam passes fixed nozzle and becomes the air current of accelerating and then sprays to the blade, makes the rotor that is equipped with the blade row rotatory, does work to the outside simultaneously, and the steam turbine is the main equipment of modern thermal power factory, also is used for metallurgical industry, chemical industry, naval vessel power device, and wherein, the turbine is the important component part of steam turbine, need carry out the coating treatment to the turbine in the turbine course of working, nevertheless, often can meet following problem at current coating in-process:
1. because the blade part in the turbine is of a twisted structure, the common coating nozzle mostly adopts a fixed connection mode, so that the common coating nozzle cannot carry out targeted spraying according to the shape of the blade, and is difficult to carry out comprehensive spraying;
2. the common coating spray head still has residual coating liquid to drip after the spraying is finished, and the residual coating liquid is easy to solidify after being contacted with air for a long time so as to block the coating spray head.
Chinese patent application No. CN201910603775.0 discloses a turbine coating line of steam turbine and coating method thereof, including electric turntable, internal diameter anchor clamps, electric lifter, link, two angle adjustment frames, a shower nozzle and No. two shower nozzles, electric turntable's upper end install the internal diameter anchor clamps, electric lifter is installed to electric turntable's right-hand member, the link is installed to electric lifter's upper end, two angle adjustment frames are installed to the lower extreme of link, the lower extreme outside of every angle adjustment frame is equipped with a shower nozzle, the lower extreme inboard of every angle adjustment frame is equipped with No. two shower nozzles.
However, the device can only perform overall spraying on a small impeller, and the spraying blade dropped from the surface of the blade after spraying cannot be effectively recycled, which increases the cleaning cost.
Disclosure of Invention
Based on this, it is necessary to provide a steam turbine blade's coating line to solve prior art problem, and this technical scheme has solved how to carry out even spraying and the technical problem who collects spraying liquid when the spraying to the great steam turbine blade of single size.
In order to solve the problems of the prior art, the invention adopts the technical scheme that:
according to one aspect of the invention, a coating production line of steam turbine blades is provided, which comprises a workbench, wherein a loading placing platform and an unloading placing platform for placing the blades are arranged at two ends of the workbench, side mounting frames extending upwards are arranged at two sides of the workbench, a collecting groove is arranged between the loading placing platform and the unloading placing platform, a first blade fixing clamping jaw and a second blade fixing clamping jaw move along a working end of a driving device, the driving device is fixedly mounted on the workbench, a working end moving path of the driving device is arranged in a linear direction between the loading placing platform and the unloading placing platform, the first blade fixing clamping jaw is used for fixedly clamping one end of a mounting seat of the blade, the second blade fixing clamping jaw is used for abutting against the top end of the blade, the driving device is used for driving the blade to move from the loading placing platform to the unloading placing platform, and the first blade fixing clamping jaw and the second blade fixing clamping jaw and the working end of the driving device are connected with the working end of the driving device through a blade attitude adjusting device The blade attitude adjusting device is used for driving a first blade fixing clamping jaw and a second blade fixing clamping jaw to rotate coaxially, the spraying device is fixedly installed above the collecting tank and comprises a first linear driving device, the working end of the first linear driving device is arranged in the horizontal direction perpendicular to the moving direction of the driving device and moves, an installing support is fixedly installed on the working end of the first linear driving device, a spray head is fixedly installed on the installing support, the working end of the spray head faces downward, the spray head is connected with the output end of the spraying machine through a pipeline, a first induction element is arranged on one side of the spray head, the working end of the first induction element faces downward, the first induction element is connected with a blade attitude adjusting device signal, and the first induction element is used for detecting the linear distance between a blade spraying position and the spray head.
Preferably, the first blade fixing clamping jaw is arranged on one side of the blade base and comprises at least one group of two-way cylinders, the working ends of the two-way cylinders move towards the upper side and the lower side of the blade base respectively, clamping plates are installed on the working ends of the two-way cylinders, the two-way cylinders are fixedly connected through connecting plates, and first rotating shafts extending outwards are arranged at the center positions of the connecting plates.
Preferably, a rubber pad is arranged on one side of the clamping plate, which is in contact with the blade.
Preferably, the one end of first blade fixed jaw is kept away from at the blade to second blade fixed jaw setting, second blade fixed jaw is including the butt board that is used for contradicting the blade top, the butt board passes through the guide bar cartridge in the trepanning of base, the cover is equipped with the spring on the guide bar, one side of spring elastic connection trepanning bottom and butt board, one side center that butt board was kept away from to the base is provided with the second pivot, the spacing cartridge of second pivot is in the mounting hole of roating seat, roating seat fixed mounting is on the work end, the work end setting move on the horizontal direction of perpendicular to drive arrangement's moving direction, fixed mounting is on drive arrangement's work end.
Preferably, the blade attitude adjusting device comprises a housing, a first rotating shaft of the first blade fixing clamping jaw is inserted into one side of the housing, a first gear is coaxially arranged on the first rotating shaft, a second gear is inserted into the housing, the second gear is meshed with the first gear, a working end of the first rotary driving device is fixedly connected with the second gear, and a rotating shaft of the first rotary driving device is coaxially arranged with a central shaft of the second gear.
Preferably, the driving device comprises a third linear driving device and a fourth linear driving device, the third linear driving device is parallel to a moving path of a working end of the fourth linear driving device, the third linear driving device is fixedly installed in an installation groove formed in the workbench, the working end of the third linear driving device is fixedly provided with a shell of the blade attitude adjusting device, the fourth linear driving device is fixedly installed on a side installation frame far away from one side of the installation groove, and the working end of the fourth linear driving device is fixedly connected with the second blade fixing clamping jaw.
Preferably, a second sensing element is fixedly mounted on one side, facing the abutting plate, of the base of the second blade fixing clamping jaw, and the second sensing element is in signal connection with the driving device of the second blade fixing clamping jaw.
Preferably, the collecting vat is including the blend stop, and the blend stop sets up and places the platform at the material loading and the one side that the platform was placed to the unloading, is provided with the slope of downward sloping in the relative one side of blend stop, and the bottom on slope is provided with the liquid outlet that link up the workstation.
Preferably, a second baffle plate which faces vertically downwards is arranged on the side mounting frame, the second baffle plate is arranged on one side, facing the spraying device, of a fourth linear driving device fixedly mounted on the side mounting frame, a first baffle plate which faces vertically upwards is arranged on the mounting groove, and the first baffle plate is arranged on one side, facing the spraying device, of a third linear driving device in the mounting groove.
Preferably, the first baffle is provided with an avoidance groove extending horizontally, the position and the size of the avoidance groove are matched with the first rotating shaft of the first blade fixing clamping jaw, and the avoidance groove is used for avoiding the first rotating shaft.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, when the first sensing element of the spraying device detects that the linear distance between the blade and the nozzle is changed, the blade posture adjusting device can drive the first blade fixing clamping jaw and the second blade fixing clamping jaw which clamp the blade to rotate in a matched manner, and the first linear driving device is matched to drive the nozzle to move linearly at a constant speed, so that the distance between the spraying part of the blade and the working end of the nozzle is ensured to be stable, the spraying device is ensured to uniformly spray the blade, and the processing quality of the blade is ensured.
2. According to the invention, the upper side and the lower side of the blade mounting seat are clamped by the two-way cylinders, so that the blade is ensured to be horizontal.
3. According to the blade fixing clamping jaw, the rubber pad is arranged on one side, which is in contact with the blade mounting seat, of the clamping plate, so that vibration caused by movement and rotation of the blade along with the driving device and the blade posture adjusting device is reduced, the spraying effect of the spraying device can be ensured to be more uniform, the contact surface between the blade and the first blade fixing clamping jaw can be protected from being damaged, friction is increased, and the stability of the movement of the blade is ensured.
4. According to the blade fixing clamp, the blade is fixed in a mode that the abutting plate of the second blade fixing clamping jaw abuts against the blade, so that the problem that the surface of the blade cannot be directly fixed due to a certain radian is solved, and the problem that the spraying area of the blade is influenced due to the fact that the fixing clamp contacts the surface of the blade can be avoided.
5. According to the invention, the first blade fixing clamping jaw and the second blade fixing clamping jaw can be ensured to be matched with the blade attitude adjusting device to rotate by the fact that the axis of the second rotating shaft of the second blade fixing clamping jaw and the first rotating shaft of the first blade fixing clamping jaw are in the same straight line.
6. According to the invention, the first blade fixing clamping jaw and the second blade fixing clamping jaw are respectively fixed through the third linear driving device and the fourth linear driving device which are arranged in parallel, so that the working ends of the third linear driving device and the fourth linear driving device can synchronously move, and the movement stability of the blade can be ensured.
7. According to the invention, by controlling the starting and stopping of the driving device, the second blade fixing clamping jaw is ensured not to generate larger pressure on the blade to cause the blade to bend, and the blade can be automatically driven to move to the working position of the spraying device for spraying, so that the working efficiency is improved.
8. According to the invention, the flow range of the spraying material is limited by the collecting groove, so that the spraying material can directionally flow to the liquid outlet under the influence of gravity for rapid collection, and after the processing is finished, a worker can complete the cleaning of the equipment by only flushing the slope, thereby reducing the difficulty of cleaning.
9. According to the invention, the second baffle and the first baffle are arranged on the two sides of the collecting groove, so that the influence of splashing of the spraying material on the working end of the driving device when the spraying device works is avoided.
10. According to the invention, the avoidance groove for avoiding the first rotating shaft of the first blade fixing clamping jaw is arranged on the first baffle plate, so that the first rotating shaft can move and rotate in the avoidance groove in a limiting manner when the working end of the third linear driving device drives the first blade fixing clamping jaw to move.
Drawings
FIG. 1 is a first perspective view of an embodiment;
FIG. 2 is a second perspective view of the embodiment;
FIG. 3 is a top view of the embodiment;
FIG. 4 is a front view of the embodiment;
FIG. 5 is a first perspective view of the table of the embodiment;
FIG. 6 is a second perspective view of the table of the embodiment;
FIG. 7 is a first perspective view of the spray coating device of the embodiment;
FIG. 8 is a second perspective view of the spray coating device of the embodiment;
FIG. 9 is an enlarged view of a portion of FIG. 8 at A;
FIG. 10 is a perspective view of a first blade holding jaw, a second blade holding jaw drive arrangement, a blade attitude adjustment arrangement and a drive arrangement of an embodiment;
FIG. 11 is a perspective view of a first blade holding jaw of the embodiments;
FIG. 12 is an exploded perspective view of a first blade holding jaw of an embodiment;
FIG. 13 is a perspective view of a second blade securing jaw of the embodiment;
FIG. 14 is an exploded perspective view of a second blade securing jaw of the embodiment;
fig. 15 is a partial enlarged view of fig. 14 at B;
the reference numbers in the figures are:
1-a workbench; 1 a-a loading placing table; 1 b-a blanking placing table; 1 c-side mount; 1c1 — second baffle; 1 d-a collection tank; 1d 1-barrier strip; 1d 2-ramp; 1d 3-liquid outlet; 1 e-a mounting groove; 1e1 — first baffle; 1e 2-avoidance slot;
2-a first blade holding jaw; 2 a-a bidirectional cylinder; 2 b-splint; 2b 1-rubber pad; 2 c-connecting plate; 2 d-a first shaft;
3-a second blade-securing jaw; 3 a-an abutting plate; 3a 1-guide bar; 3 b-a base; 3b 1-trepanning; 3b2 — second shaft; 3b 3-second inductive element; 3 c-a spring; 3 d-a rotating base; 3d 1-mounting holes; 3-a second linear drive;
4-a drive device; 4 a-a third linear drive; 4 b-a fourth linear drive;
5-a blade attitude adjustment device; 5 a-a housing; 5 b-a first gear; 5 c-a second gear; 5 d-a first rotary drive;
6-a spraying device; 6 a-first linear drive means; 6 b-mounting a bracket; 6 c-a spray head; 6 d-coating machine; 6 e-first inductive element.
Detailed Description
For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
As shown in fig. 1 to 8: a coating production line of a steam turbine blade comprises a workbench 1, a feeding placing table 1a and a discharging placing table 1b for placing the blade are arranged at two ends of the workbench 1, side mounting frames 1c extending upwards are arranged at two sides of the workbench 1, a collecting groove 1d is arranged between the feeding placing table 1a and the discharging placing table 1b, a first blade fixing clamping jaw 2 and a second blade fixing clamping jaw 3 move along a working end of a driving device 4, the driving device 4 is fixedly mounted on the workbench 1, a working end moving path of the driving device 4 is arranged in a linear direction between the feeding placing table 1a and the discharging placing table 1b, the first blade fixing clamping jaw 2 is used for fixedly clamping one end of a mounting seat of the blade, the second blade fixing clamping jaw 3 is used for abutting against the top end of the blade, the driving device 4 is used for driving the blade to move from the feeding placing table 1a to the discharging placing table 1b, the first blade fixing clamping jaw 2 and the second blade fixing clamping jaw 3 are connected with the working end of a driving device 4 through a blade posture adjusting device 5, the blade posture adjusting device 5 is used for driving the first blade fixing clamping jaw 2 and the second blade fixing clamping jaw 3 to coaxially rotate, a spraying device 6 is fixedly installed above a collecting tank 1d, the spraying device 6 comprises a first linear driving device 6a, the working end of the first linear driving device 6a is arranged to move in the horizontal direction perpendicular to the moving direction of the driving device 4, an installation support 6b is fixedly installed on the working end of the first linear driving device 6a, a spray head 6c is fixedly installed on the installation support 6b, the working end of the spray head 6c faces downwards, the spray head 6c is connected with the output end of a coating machine 6d through a pipeline, a first sensing element 6e is arranged on one side of the spray head 6c, and the working end of the first sensing element 6e faces downwards, the first sensing element 6e is in signal connection with the blade attitude adjusting device 5, and the first sensing element 6e is used for detecting the linear distance between the blade spraying position and the spray head 6 c.
Based on the above embodiment, a worker places an individual turbine blade on the feeding placing table 1a of the workbench 1, the feeding placing table 1a supports the middle section of the blade, the driving device 4 drives the first blade fixing clamping jaw 2 and the second blade fixing clamping jaw 3 to move to the feeding placing table 1a to fixedly clamp the blade, the working end of the first blade fixing clamping jaw 2 clamps the upper side and the lower side of one section of the blade mounting seat, the working end of the second blade fixing clamping jaw 3 moves towards the top end of the blade to butt the blade, so that the blade is moved to the position above the collecting tank 1d of the workbench 1 and aligned to the position below the working end of the spraying device 6 by matching with the movement of the driving device 4, the spraying device 6 is arranged above the collecting tank 1d to spray the blade, and the spraying device 6 conveys a sprayed material to the spray head 6c through the spraying machine 6d, shower nozzle 6c passes through installing support 6b fixed mounting on first linear drive device 6 a's work end, first linear drive device 6a can be ball sliding table etc, first linear drive device 6a can drive shower nozzle 6c and prolong the blade extending direction and remove thereby accomplish the spraying to the blade, one side of shower nozzle 6c sets up by first inductive element 6e, first inductive element 6e can be photoelectric sensor, first inductive element 6e detects the straight line distance of action end to below blade of shower nozzle 6c, because the blade has certain radian, when shower nozzle 6c moves along the work end of first linear drive device 6a, the blade sprays the position and is different from shower nozzle 6 c's distance, first inductive element 6e detects that the blade changes with the straight line distance of shower nozzle 6c when pneumatic blade gesture adjusting device 5, blade gesture adjusting device 5 can drive the fixed clamping jaw 2 of first blade and the fixed clamping jaw of second blade of centre gripping blade The fixed clamping jaw 3 is matched and rotated, so that the distance between the spraying position of the blade and the working end of the spray head 6c is stable, the spraying device 6 is guaranteed to uniformly spray the blade, and the processing quality of the blade is guaranteed.
Further, in order to solve the problem of how the first blade fixing jaw 2 fixedly clamps one end of the blade mounting seat, as shown in fig. 11 and 12: first blade fixed clamping jaw 2 sets up in one side of blade base, and first blade fixed clamping jaw 2 is including at least a set of two-way cylinder 2a, and two-way cylinder 2 a's working end is installed splint 2b towards the upper and lower both sides relative movement of blade base respectively on two-way cylinder 2 a's the working end, and two-way cylinder 2a passes through connecting plate 2c fixed connection, and the central point of connecting plate 2c puts and is provided with the first pivot 2d of outside extension.
Based on above-mentioned embodiment, the first blade fixed clamping jaw 2 that this application provided is from carrying out the centre gripping through the upper and lower both sides of multiunit two-way cylinder 2a to the blade mount pad, thereby guarantee the level of blade, the area of contact that two-way cylinder 2 a's working end fixed mounting can increase with the blade mount pad by splint 2b, guarantee the stability of centre gripping, multiunit two-way cylinder 2a connects through connecting plate 2c, the central point of connecting plate 2c puts first pivot 2d that sets up and is connected with blade gesture adjusting device 5, make things convenient for blade gesture adjusting device 5 to drive first blade fixed clamping jaw 2 and rotate around first pivot 2 d.
Further, in order to solve the problem of how to prevent the first blade holding jaw 2 from clamping the blade mount and damaging the blade mount, as shown in fig. 11: the side of the clamping plate 2b contacting the blade is provided with a rubber pad 2b 1.
Based on above-mentioned embodiment, splint 2b that this application provided is provided with rubber pad 2b1 with blade mount pad contact one side, certain bradyseism can be realized when rubber pad 2b1 and blade contact go out, it is more even that the spraying effect of spraying device 6 can be guaranteed to reduce the vibrations that the blade caused when following drive arrangement 4 and blade gesture adjusting device 5 and remove the rotation, can also protect the blade and not receive the damage with the contact surface of first blade fixed clamping jaw 2, the stability that the blade removed is guaranteed to increase frictional force.
Further, in order to solve the problem of how the second blade holding jaw 3 holds the blade, the blade can stably follow the driving device 4 and the blade attitude adjusting device 5 to move and rotate accordingly, as shown in fig. 13 and 14: the second blade fixing clamping jaw 3 is arranged at one end, far away from the first blade fixing clamping jaw 2, of the blade, the second blade fixing clamping jaw 3 comprises a butting plate 3a used for butting against the top end of the blade, the butting plate 3a is inserted into a sleeve hole 3b1 of a base 3b through a guide rod 3a1, a spring 3c is sleeved on a guide rod 3a1, the spring 3c elastically connects the bottom of the sleeve hole 3b1 with one side of the butting plate 3a, a second rotating shaft 3b2 is arranged at the center of one side, far away from the butting plate 3a, of the base 3b, the second rotating shaft 3b2 is inserted into an installation hole 3d1 of a rotating seat 3d in a limiting mode, the rotating seat 3d is fixedly installed on the working end of a 3e0, the working end of the 3e0 is arranged on the horizontal direction perpendicular to the moving direction of a driving device 4, and the 3e0 is fixedly installed on the working end of the driving device 4.
Based on the above embodiments, the second blade fixing jaw 3 provided by the present application is configured to drive the base 3b of the second blade fixing jaw 3 to approach and separate from the top end of the blade through 3e0, the 3e0 may be a biaxial cylinder, etc., when the working end of the driving device 4 drives the second blade fixing jaw 3 to move to the top end position of the blade, the working end of the 3e0 moves towards the blade to make one side of the abutting plate 3a contact with the blade, the abutting plate 3a is inserted into the sleeve hole 3b1 of the base 3b through the guide rod 3a1 to ensure the stability of the movement, the guide rod 3a1 of the abutting plate 3a is sleeved with the spring 3c, the spring 3c may provide a certain elasticity to protect the abutting plate 3a from contacting with the base 3b, and also may realize the automatic reset of the abutting plate 3a after the second blade fixing jaw 3 is separated from the blade, the abutting of the top end of the blade is completed when the abutting plate 3a is attached with the base 3b, the first blade fixed clamping jaw 2 of cooperation fixed blade mount pad realizes fixing completely to the blade, and the fixed clamping jaw 3 of second blade has realized the fixed to the blade through the mode of butt to solved the blade surface and had the unable directly fixed problem of certain radian, also can avoid the problem of mounting fixture contact blade surface influence spraying area of blade.
Further, in order to solve the problem of how the blade attitude adjusting device 5 drives the blade to rotate so as to ensure the uniform spraying, as shown in fig. 12: the blade posture adjusting device 5 comprises a shell 5a, a first rotating shaft 2d of the first blade fixing clamping jaw 2 is inserted into one side of the shell 5a, a first gear 5b is coaxially arranged on the first rotating shaft 2d, a second gear 5c is inserted into the shell 5a, the second gear 5c is meshed with the first gear 5b, the working end of the first rotary driving device 5d is fixedly connected with the second gear 5c, and the rotating shaft of the first rotary driving device 5d is coaxially arranged with the central shaft of the second gear 5 c.
Based on the above embodiments, the blade attitude adjusting device 5 provided by the present application stably inserts the first rotating shaft 2d of the first blade fixing jaw 2 through the housing 5a, the first rotating shaft 2d is located at the central axis of the connecting plate 2c of the first blade fixing jaw 2, when the blade attitude adjusting device 5 drives the first rotating shaft 2d to rotate, the first blade fixing jaw 2 can be driven to rotate around the central axis, the base 3b of the second blade fixing jaw 3 is inserted on the rotating base 3d through the second rotating shaft 3b2, the axis of the second rotating shaft 3b2 is located on the same straight line with the first rotating shaft 2d, so as to ensure that the first gear 5b is installed on the first rotating shaft 2d of the first blade fixing jaw 2 in cooperation with the blade attitude adjusting device 5, the first gear 5b is engaged with the second gear 5c inserted on the housing 5a, the second gear 5c is installed at the working end of the first rotary driving device 5d, the first rotary driving device 5d can be a servo motor, and the first rotary driving device 5d drives the second gear 5c to rotate so as to drive the first gear 5b to rotate, so that the first blade fixing clamping jaw 2 and the second blade fixing clamping jaw 3 can drive the blades to rotate.
Further, in order to solve the problem of how to automatically drive the blade to move from the loading placing table 1a to the collecting tank 1d for spraying, the blade moves to the unloading placing table 1b, as shown in fig. 5 and 10: the driving device 4 comprises a third linear driving device 4a and a fourth linear driving device 4b, the moving path of the working end of the third linear driving device 4a is parallel to the moving path of the working end of the fourth linear driving device 4b, the third linear driving device 4a is fixedly installed in an installation groove 1e formed in the workbench 1, the working end of the third linear driving device 4a is fixedly provided with a shell 5a of the blade attitude adjusting device 5, the fourth linear driving device 4b is fixedly installed on a side installation frame 1c on one side far away from the installation groove 1e, and the working end of the fourth linear driving device 4b is fixedly connected with the second blade fixing clamping jaw 3.
Based on the above embodiment, the driving device 4 provided by the present application respectively fixes the first blade fixing jaw 2 and the second blade fixing jaw 3 through the third linear driving device 4a and the fourth linear driving device 4b which are arranged in parallel, the third linear driving device 4a is fixedly installed in the installation groove 1e which is arranged on the workbench 1, the installation groove 1e extends from the loading placing table 1a to the unloading placing table 1b, the fourth linear driving device 4b is fixedly installed on the side installation frame 1c and can release the lower space of the second blade fixing jaw 3, and the third linear driving device 4a and the working end of the fourth linear driving device 4b move synchronously to ensure the stable movement of the blade.
Further, the second blade fixing jaw 3 provided in the present application still has a defect that the blade is easily bent due to an excessive pressure generated on the tip of the blade, and in order to solve this problem, as shown in fig. 15: a second sensing element 3b3 is fixedly mounted on one side of the base 3b of the second blade fixing jaw 3 facing the abutting plate 3a, and the second sensing element 3b3 is in signal connection with the driving device 4 and 3e0 of the second blade fixing jaw 3.
Based on above-mentioned embodiment, the base 3b that this application provided is provided with 3c3 towards one side of butt joint board 3a, 3c3 can be pressure sensor, when butt joint board 3a and 3c3 contact and produce certain pressure, 3c3 sends the signal to 3e0 and stops the removal of 3e0 work end, guarantees that second blade fixed clamping jaw 3 can not produce great pressure to the blade and lead to the blade to buckle, and 3c3 can also send the signal to drive arrangement 4 and start drive arrangement 4 simultaneously, drives the blade and removes the operating position to painting device 6 and carry out the spraying, improves work efficiency.
Further, in order to solve the problem of how to quickly recover the surplus coating material sprayed by the coating device 6, as shown in fig. 5 and 6: the collecting tank 1d comprises a blocking strip 1d1, the blocking strip 1d1 is arranged on one side of the loading placing table 1a and the unloading placing table 1b, a downward inclined slope 1d2 is arranged on the side opposite to the blocking strip 1d1, and a liquid outlet 1d3 penetrating through the workbench 1 is arranged at the bottom of the inclined slope 1d 2.
Based on above-mentioned embodiment, workstation 1 that this application provided has solved above-mentioned problem through collecting vat 1d, collecting vat 1d has to set up and encloses at blend stop 1d1 cooperation side mounting bracket 1c, the flow range of restriction spraying material, the relative one side of blend stop 1d1 sets up slope 1d2 of downward sloping and can make spraying material receive the directional flow of gravity influence to liquid outlet 1d3 department, liquid outlet 1d3 below can be in order to prevent the collecting box that is used for collecting spraying material, the staff only need wash slope 1d2 and can accomplish the washing to equipment after processing is accomplished, the clear degree of difficulty has been reduced.
Further, in order to solve the problem of how to prevent the spray material from splashing to affect the working end of the driving device 4 when the spraying device 6 works, as shown in fig. 5 and 6: a second baffle plate 1c1 which faces downwards vertically is arranged on the side mounting frame 1c, the second baffle plate 1c1 is arranged on one side, facing the spraying device 6, of a fourth linear driving device 4b fixedly arranged on the side mounting frame 1c, a first baffle plate 1e1 which faces upwards vertically is arranged on the mounting groove 1e, and a third linear driving device 4a, facing the spraying device 6, of the first baffle plate 1e1 is arranged in the mounting groove 1 e.
Based on the above-described embodiment, the present application provides the work bench 1 that solves the above-described problems by providing the second flap 1c1 and the first flap 1e1 on both sides of the collection tank 1 d. The second shutter 1c1 is provided at the side mounting bracket 1c toward the side of the catch tank 1d so as to avoid the splashed coating material from falling to the fourth linear driving device 4b installed on the side mounting bracket 1c, and the first shutter 1e1 provided at the mounting groove 1e toward the side of the catch tank 1d can avoid the splashed coating material from falling to the third linear driving device 4a installed in the mounting groove 1 e.
Further, the mounting groove 1e provided in the present application still has a defect that the third linear driving device 4a drives the first blade-fixing clamping jaw 2 to move normally, and in order to solve this problem, as shown in fig. 6: the first baffle plate 1e1 is provided with an avoiding groove 1e2 extending horizontally, the position and the size of the avoiding groove 1e2 are matched with the first rotating shaft 2d of the first blade fixing clamping jaw 2, and the avoiding groove 1e2 is used for avoiding the first rotating shaft 2 d.
Based on the above embodiment, the first baffle 1e1 provided by the present application solves the above problem by providing the avoiding groove 1e2 for avoiding the first rotating shaft 2d of the first blade fixing jaw 2, and the size of the avoiding groove 1e2 is matched with the first rotating shaft 2d, so that the first rotating shaft 2d can move and rotate in the avoiding groove 1e2 in a limiting manner when the working end of the third linear driving device 4a drives the first blade fixing jaw 2 to move.
The above examples, which are intended to represent only one or more embodiments of the present invention, are described in greater detail and with greater particularity, and are not to be construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (10)

1. A coating production line of a steam turbine blade is characterized by comprising a workbench (1), wherein a loading placing platform (1 a) and a blanking placing platform (1 b) for placing the blade are arranged at two ends of the workbench (1), side mounting frames (1 c) extending upwards are arranged at two sides of the workbench (1), a collecting groove (1 d) is arranged between the loading placing platform (1 a) and the blanking placing platform (1 b), a first blade fixing clamping jaw (2) and a second blade fixing clamping jaw (3) move along the working end of a driving device (4), the driving device (4) is fixedly mounted on the workbench (1), the working end moving path of the driving device (4) is arranged in the linear direction between the loading placing platform (1 a) and the blanking placing platform (1 b), the first blade fixing clamping jaw (2) is used for fixing and clamping one end of a mounting seat of the blade, the second blade fixing clamping jaw (3) is used for abutting against the top end of a blade, the driving device (4) is used for driving the blade to move from the feeding placing platform (1 a) to the discharging placing platform (1 b), the first blade fixing clamping jaw (2) and the second blade fixing clamping jaw (3) are connected with the working end of the driving device (4) through a blade posture adjusting device (5), the blade posture adjusting device (5) is used for driving the first blade fixing clamping jaw (2) and the second blade fixing clamping jaw (3) to coaxially rotate, the spraying device (6) is fixedly installed above the collecting tank (1 d), the spraying device (6) comprises a first linear driving device (6 a), the working end of the first linear driving device (6 a) is arranged to move in the horizontal direction perpendicular to the moving direction of the driving device (4), and an installation support (6 b) is fixedly installed on the working end of the first linear driving device (6 a), shower nozzle (6 c) fixed mounting is on installing support (6 b), the work end of shower nozzle (6 c) sets up downwards, shower nozzle (6 c) pass through the pipeline and are connected with the output of coating machine (6 d), one side of shower nozzle (6 c) is provided with first inductive element (6 e), the work end of first inductive element (6 e) sets up downwards, first inductive element (6 e) and blade gesture adjusting device (5) signal connection, first inductive element (6 e) are used for detecting the linear distance of blade spraying position and shower nozzle (6 c).
2. The coating line for the turbine blades according to claim 1, characterized in that the first blade fixing clamping jaw (2) is arranged on one side of the blade base, the first blade fixing clamping jaw (2) comprises at least one group of bidirectional cylinders (2 a), the working ends of the bidirectional cylinders (2 a) respectively move towards the upper side and the lower side of the blade base, clamping plates (2 b) are installed on the working ends of the bidirectional cylinders (2 a), the bidirectional cylinders (2 a) are fixedly connected through connecting plates (2 c), and first rotating shafts (2 d) extending outwards are arranged at the center positions of the connecting plates (2 c).
3. The coating line for steam turbine blades according to claim 2, characterized in that the side of the clamping plate (2 b) in contact with the blades is provided with a rubber pad (2 b 1).
4. The coating production line of the steam turbine blade according to claim 1, wherein the second blade fixing clamping jaw (3) is arranged at one end of the blade far away from the first blade fixing clamping jaw (2), the second blade fixing clamping jaw (3) comprises an abutting plate (3 a) for abutting against the top end of the blade, the abutting plate (3 a) is inserted into a sleeve hole (3 b 1) of the base (3 b) through a guide rod (3 a 1), a spring (3 c) is sleeved on the guide rod (3 a 1), the spring (3 c) elastically connects the bottom of the sleeve hole (3 b 1) with one side of the abutting plate (3 a), a second rotating shaft (3 b 2) is arranged at the center of one side of the base (3 b) far away from the abutting plate (3 a), the second rotating shaft (3 b 2) is limited and inserted into a mounting hole (3 d 1) of the rotating base (3 d), and the rotating base (3 d) is fixedly mounted at the working end of the 3e0, the working end of the 3e0 is arranged to move in a horizontal direction perpendicular to the moving direction of the driving device (4), and the 3e0 is fixedly mounted on the working end of the driving device (4).
5. The coating line for the blades of the steam turbine as claimed in claim 1, characterized in that the blade attitude adjusting device (5) comprises a housing (5 a), the first rotating shaft (2 d) of the first blade holding jaw (2) is inserted into one side of the housing (5 a), the first rotating shaft (2 d) is coaxially provided with a first gear (5 b), the second gear (5 c) is inserted into the housing (5 a), the second gear (5 c) is meshed with the first gear (5 b), the working end of the first rotary driving device (5 d) is fixedly connected with the second gear (5 c), and the rotating shaft of the first rotary driving device (5 d) is coaxially provided with the central shaft of the second gear (5 c).
6. The coating line for steam turbine blades according to claim 1, characterized in that the driving device (4) comprises a third linear driving device (4 a) and a fourth linear driving device (4 b), the third linear driving device (4 a) is parallel to the moving path of the working end of the fourth linear driving device (4 b), the third linear driving device (4 a) is fixedly installed in an installation groove (1 e) formed in the workbench (1), the working end of the third linear driving device (4 a) is fixedly installed with the shell (5 a) of the blade attitude adjusting device (5), the fourth linear driving device (4 b) is fixedly installed on a side installation frame (1 c) on one side far away from the installation groove (1 e), and the working end of the fourth linear driving device (4 b) is fixedly connected with the second blade fixing clamping jaw (3).
7. Painting line for turbine blades, according to claim 6, characterised in that the base (3 b) of the second blade holding jaw (3) is equipped, on the side facing the abutment plate (3 a), with a second inductive element (3 b 3), the second inductive element (3 b 3) being signally connected to the drive means (4) and to the 3e0 of the second blade holding jaw (3).
8. The coating production line of the steam turbine blade as claimed in claim 1, wherein the collecting groove (1 d) comprises a blocking strip (1 d 1), the blocking strip (1 d 1) is arranged on one side of the loading placing table (1 a) and the unloading placing table (1 b), a downward inclined slope (1 d 2) is arranged on the side opposite to the blocking strip (1 d 1), and a liquid outlet (1 d 3) penetrating through the workbench (1) is arranged at the bottom of the slope (1 d 2).
9. The painting line for steam turbine blades according to claim 1, characterized in that a second baffle (1 c 1) is arranged vertically downwards on the side mounting frame (1 c), the second baffle (1 c 1) is arranged on the side of a fourth linear driving device (4 b) fixedly mounted on the side mounting frame (1 c) facing the painting device (6), a first baffle (1 e 1) is arranged vertically upwards on the mounting groove (1 e), and the first baffle (1 e 1) is arranged on the side of a third linear driving device (4 a) in the mounting groove (1 e) facing the painting device (6).
10. The steam turbine blade painting line according to claim 9, wherein the first shutter (1 e 1) is provided with a horizontally extending avoiding groove (1 e 2), the position and size of the avoiding groove (1 e 2) are matched with the first rotating shaft (2 d) of the first blade fixing jaw (2), and the avoiding groove (1 e 2) is used for avoiding the first rotating shaft (2 d).
CN202210855578.XA 2022-07-20 2022-07-20 Coating production line for turbine blades Pending CN115025912A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210855578.XA CN115025912A (en) 2022-07-20 2022-07-20 Coating production line for turbine blades

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210855578.XA CN115025912A (en) 2022-07-20 2022-07-20 Coating production line for turbine blades

Publications (1)

Publication Number Publication Date
CN115025912A true CN115025912A (en) 2022-09-09

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ID=83128472

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210855578.XA Pending CN115025912A (en) 2022-07-20 2022-07-20 Coating production line for turbine blades

Country Status (1)

Country Link
CN (1) CN115025912A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115445825A (en) * 2022-09-30 2022-12-09 安徽理工大学 Turbine blade surface spraying upset subassembly
CN115475715A (en) * 2022-09-21 2022-12-16 浙江文业扬汽车电子有限公司 Coating device and coating method for air outlet panel of automobile air conditioner

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115475715A (en) * 2022-09-21 2022-12-16 浙江文业扬汽车电子有限公司 Coating device and coating method for air outlet panel of automobile air conditioner
CN115445825A (en) * 2022-09-30 2022-12-09 安徽理工大学 Turbine blade surface spraying upset subassembly
CN115445825B (en) * 2022-09-30 2023-05-26 安徽理工大学 Turbine blade surface spraying turnover assembly

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Application publication date: 20220909