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CN-224209360-U - Welding equipment for processing turbine blade

CN224209360UCN 224209360 UCN224209360 UCN 224209360UCN-224209360-U

Abstract

The utility model discloses welding equipment for processing turbine blades, which comprises a workbench, wherein a welding power box is arranged on the workbench, one side of the welding power box is electrically connected with an automatic welding mechanism, one side of the automatic welding mechanism is provided with a moving plate, a positioning frame is arranged on the moving plate, the top of the positioning frame is provided with a pressing positioning component, the pushing end of the pressing positioning component is provided with a clamping seat through a bearing, the bottom of the clamping seat is provided with a symmetrical second cylinder, the pushing end of the second cylinder is provided with a clamping plate, blade roots of blade workpieces are fixed between the clamping plates, two sides of the blade tops of the blade workpieces are provided with limiting mechanisms fixed on the moving plate, the bottom of the blade workpieces is provided with a supporting rotating component, and the supporting rotating component is arranged on the moving plate.

Inventors

  • HE JUNJUN

Assignees

  • 无锡鼎元精工机械有限公司

Dates

Publication Date
20260508
Application Date
20250506

Claims (7)

  1. 1. The welding equipment for machining the turbine blades is characterized by comprising a workbench (1), a welding power supply box (2) is arranged on the workbench (1), an automatic welding mechanism is electrically connected to one side of the welding power supply box (2), the automatic welding mechanism is arranged on a side mounting frame (103) of the workbench (1), a moving plate (102) is arranged on one side of the automatic welding mechanism, the bottom of the moving plate (102) is arranged on the workbench (1) through a sliding sleeve piece (101), the sliding sleeve piece (101) consists of a sliding rail sliding block, one end of the moving plate (102) is connected with an adjusting cylinder (15), the adjusting cylinder (15) is fixed on the workbench (1), a positioning frame (5) is arranged on the moving plate (102), a pressing-down positioning assembly is arranged at the top of the positioning assembly, a clamping seat (7) is arranged at the pushing-out end of the pressing-down positioning assembly through a bearing, a symmetrical second cylinder (8) is arranged at the bottom of the clamping seat (7), a blade root (801) is pushed out end of the second cylinder (8), a blade root (801) is arranged between blades (801) and a workpiece (9) is fixed on two sides of a workpiece (9) through a workpiece limiting mechanism, a workpiece (9) is fixed on the workpiece (9) and a workpiece limiting mechanism is arranged on the two sides of the workpiece limiting mechanism, the support rotating assembly is mounted on the moving plate (102) and rotates the blade workpiece (9) 180 degrees and 360 degrees.
  2. 2. The welding equipment for machining the turbine blade according to claim 1, wherein the automatic welding mechanism comprises a fourth air cylinder (16), the fourth air cylinder (16) is vertically symmetrically arranged on the side mounting frame (103), an adjusting seat (163) is arranged at the pushing end of the fourth air cylinder (16), a sliding groove is formed in the adjusting seat (163), a welding seat (161) is slidably matched in the sliding groove, a plurality of bolts are connected to the welding seat (161) in a threaded mode, the welding seat (161) is fixed in the adjusting seat (163) through the bolts, a welding gun (162) is arranged on the welding seat (161), and the welding gun (162) is electrically connected to the welding power box (2) through a wire.
  3. 3. The welding equipment for processing the turbine blades is characterized in that a dust collection seat (3) is further arranged at the top of the welding power supply box (2), a dust collection cover (302) is communicated with the bottom of the dust collection seat (3), the dust collection cover (302) is positioned right above welding, a dust collector (301) is arranged on the dust collection seat (3), flying slag generated by welding is subjected to dust collection through the dust collector (301), a dust collection box (4) is communicated with one side of the dust collection seat (3), and concentrated storage is performed through the dust collection box (4).
  4. 4. The welding equipment for machining the turbine blade of claim 1, wherein the pressing positioning assembly comprises a first air cylinder (6), the first air cylinder (6) is installed at the top of the positioning frame (5), the pushing end of the first air cylinder (6) is connected with a positioning plate (601), a guide rod (602) is fixed at the top of the positioning plate (601), and the guide rod (602) is in sliding fit in the positioning frame (5).
  5. 5. The welding equipment for machining turbine blades according to claim 1, wherein the limiting mechanism comprises a third cylinder (10), the third cylinder (10) is vertically arranged on the moving plate (102), a pushing end of the third cylinder (10) is connected with a lifting seat (11), one side of the lifting seat (11) is connected with a sliding seat (112), a guide pillar (111) is slidably matched in the sliding seat (112), the guide pillar (111) is fixed on the workbench (1), a double-rod cylinder (113) is arranged at the top of the sliding seat (112), a limiting bottom plate (114) is connected to the pushing end of the double-rod cylinder (113), a right-angle clamping groove is formed in one end of the limiting bottom plate (114), and the top part of the blade workpiece (9) is fixed through the right-angle clamping groove.
  6. 6. The welding equipment for turbine blade machining according to claim 1, wherein the supporting and rotating assembly comprises a positioning rotary table (13), a rotary shaft (131) is connected to the bottom of the positioning rotary table (13), the rotary shaft (131) is fixed in the moving plate (102) through a bearing seat, a driven belt wheel (12) is assembled on the rotary shaft (131), a driving belt wheel (122) is arranged on one side of the driven belt wheel (12), the driving belt wheel (122) is installed at the driving end of the driver (123), and the driving belt wheel (122) is in transmission fit with the driven belt wheel (12) through a transmission belt (121).
  7. 7. The welding equipment for machining turbine blades according to claim 6, wherein an assembly groove is further formed in the positioning turntable, a positive and negative screw rod (14) is installed in the assembly groove through a bearing, symmetrical limiting blocks (141) are arranged on both positive and negative surfaces of the positive and negative screw rod (14) in a threaded mode, one end of the positive and negative screw rod (14) is connected with an adjusting head, and the spacing of the limiting blocks (141) on the positive and negative screw rod (14) is adjusted through the adjusting head.

Description

Welding equipment for processing turbine blade Technical Field The utility model belongs to the technical field of turbine blades, and particularly relates to welding equipment for processing turbine blades. Background At present, a steam turbine is also called a steam turbine engine, and is a rotary steam power device, high-temperature and high-pressure steam passes through a fixed nozzle to become accelerated airflow and then is sprayed onto blades, so that a rotor provided with a blade row rotates and simultaneously does work outwards, and the steam turbine is an external combustion rotary machine capable of converting steam heat energy into mechanical work. The blade is a key part of the steam turbine, is one of the finest and most important parts, bears the combined action of high temperature, high pressure, huge centrifugal force, steam excitation force, corrosion and vibration and water drop erosion in a wet steam area under extremely severe conditions, and has aerodynamic performance, processing geometry, surface roughness, installation clearance, operating condition, scaling and other factors affecting the efficiency and the output of the steam turbine, and the structural design, the vibration strength and the operating mode have decisive influence on the safety and the reliability of a unit. When the existing welding equipment is used for welding the turbine blade, the following problems exist: The traditional clamping mode often needs manual operation, so that the efficiency is low, the clamping precision is difficult to ensure, the position deviation of the blade in the welding process is easy to occur, and the welding quality is influenced. The welding of the rotary conversion surface can not be realized, the shape of the turbine blade is complex, and some parts are required to be welded from different angles to ensure the welding integrity and quality. Most of the existing welding equipment can only weld in one fixed direction, and for blades needing multi-angle welding, the positions of the blades often need to be manually readjusted, so that the operation is complex, positioning errors are easy to occur, and the welding equipment is not flexible and changeable. The dust collection effect is poor, a large amount of smoke dust can be generated in the welding process, and the smoke dust can not only harm the health of operators, but also possibly adhere to a welding area to influence the welding quality. Disclosure of utility model Aiming at the defects of the prior art, the utility model provides welding equipment for processing the turbine blade, which aims to solve the problems in the prior art. The welding equipment for the turbine blade processing comprises a workbench, wherein a welding power box is arranged on the workbench, an automatic welding mechanism is electrically connected to one side of the welding power box, the automatic welding mechanism is arranged on a side mounting frame of the workbench, a moving plate is arranged on one side of the automatic welding mechanism, the bottom of the moving plate is arranged on the workbench through a sliding sleeve, the sliding sleeve consists of a sliding rail sliding block, one end of the moving plate is connected with an adjusting cylinder, the adjusting cylinder is fixed on the workbench, a positioning frame is arranged on the moving plate, a pressing-down positioning assembly is arranged at the top of the positioning frame, a clamping seat is arranged at the pushing-down end of the pressing-down positioning assembly through a bearing, symmetrical second cylinders are arranged at the bottom of the clamping seat, clamping plates are arranged at the pushing-out ends of the second cylinders, blade pieces are fixed between the clamping plates, limiting mechanisms fixed on the moving plate are arranged on two sides of the blade tops of the blade pieces, the blade pieces are rapidly limited through the limiting mechanisms, a supporting rotating assembly is arranged at the bottom of the blade pieces, and the supporting assembly is arranged on the rotating assembly, and the rotating assembly is arranged on the rotating assembly to 360 degrees of the rotating assembly. As an alternative scheme of the utility model, the automatic welding mechanism comprises a fourth cylinder, the fourth cylinder is vertically and symmetrically arranged on the side mounting frame, an adjusting seat is arranged at the push-out end of the fourth cylinder, a sliding groove is arranged in the adjusting seat, a welding seat is slidably matched in the sliding groove, a plurality of bolts are connected to the welding seat in a threaded manner, the welding seat is fixed in the adjusting seat through the bolts, a welding gun is arranged on the welding seat, and the welding gun is electrically connected to a welding power supply box through a wire. As an alternative scheme of the utility model, the top of the welding power supply box is also provided with a dust collection se