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CN-224223316-U - Turbine casing processing equipment

CN224223316UCN 224223316 UCN224223316 UCN 224223316UCN-224223316-U

Abstract

The utility model provides a turbine casing machining device, and relates to the technical field of turbine machining. The device comprises a workbench, a supporting table, a triaxial processing unit and a triaxial processing unit, wherein the supporting table is installed on the workbench, two sides of a turbine shell are respectively limited on the supporting table, a surface to be processed of the turbine shell faces the workbench, and the triaxial processing unit is installed on the workbench and corresponds to the surface to be processed of the turbine shell. On the whole, the utility model has the advantages of more compact structure, lower cost, high rigidity and high strength and effectively improves the processing efficiency.

Inventors

  • DU XUEJUN
  • ZHAO YIN

Assignees

  • 洛阳学军精密机械有限公司

Dates

Publication Date
20260512
Application Date
20250527

Claims (8)

  1. 1. A turbine casing machining apparatus, comprising: a work table (1); The support table (7), the support table (7) is installed on the workbench (1), two sides of the steam turbine shell (6) are limited on the support table (7) respectively, and a surface to be processed of the steam turbine shell (6) is arranged towards the workbench (1); And the triaxial machining unit is arranged on the workbench (1) and corresponds to the surface to be machined of the steam turbine shell (6).
  2. 2. The turbine casing machining apparatus of claim 1, further comprising: The limiting groove (10) is formed in the top surface of the supporting table (7), and two side edges of the steam turbine shell (6) are adapted to the limiting groove (10); And the limiting part is arranged on the supporting table (7), and the steam turbine shell (6) is vertically limited in the limiting groove (10) through the limiting part.
  3. 3. The turbine casing machining apparatus of claim 2, wherein the limit portion includes: The sliding groove (12) is formed in the top of the supporting table (7) along the direction of approaching or separating from the steam turbine shell (6); The limiting block (8) is connected with the threaded piece in a sliding mode in the sliding groove (12), and the threaded piece is installed on the supporting table (7) and is in transmission connection with the limiting block (8).
  4. 4. A turbine casing machining apparatus according to claim 3, wherein the screw comprises: the first end of the screw rod (9) is rotatably connected to the bottom of the chute (12) and is in threaded fit with the bottom of the limiting block (8).
  5. 5. The turbine casing machining apparatus of claim 4, wherein the screw further comprises: The disc (11) is fixedly connected with the second end of the screw rod (9) in a coaxial manner; The fixed block (13), fixed block (13) fixed connection is in on the lateral wall of brace table (7), the second end of screw rod (9) passes fixed block (13).
  6. 6. The turbine casing machining apparatus of claim 1, wherein the triaxial machining unit includes: The automatic cutting machine comprises a first sliding table (3), a second sliding table (4) and a third sliding table (5), wherein the first sliding table (3) is slidably connected to a sliding rail (2) on the top surface of a workbench (1), the second sliding table (4) is slidably connected to the first sliding table (3) along the vertical direction of the sliding rail (2), the third sliding table (5) is vertically slidably connected to the second sliding table (4), a cutter is mounted on the third sliding table (5), and the first sliding table (3), the second sliding table (4) and the third sliding table (5) are driven by a screw rod driving piece respectively.
  7. 7. The turbine casing machining apparatus of claim 6, wherein the screw drive comprises: screw rod and motor, install respectively on workstation (1), first slip table (3), second slip table (4) the motor, rotate and be connected with the screw rod, the motor is connected with the screw rod transmission, first slip table (3) thread bush is established on workstation (1) the screw thread section of screw rod, second slip table (4) thread bush is established on first slip table (3) the screw thread section of screw rod, third slip table (5) thread bush is established on second slip table (4) the screw thread section of screw rod.
  8. 8. Turbine casing machining equipment according to claim 1, characterized in that the support table (7) is provided with several groups, several support tables (7) being located on both sides of the bottom of the turbine casing (6) and being detachably connected to the working table (1), respectively.

Description

Turbine casing processing equipment Technical Field The utility model relates to the technical field of steam turbine machining, in particular to a steam turbine shell machining device. Background Aiming at large turbine shells and deep groove parts, the weight of the parts is about 50 tons to 150 tons, the parts are milled in a large floor boring machine (model 200 boring machine to 250 boring machine) and a large overpass, the machining center of a movable beam and movable column gantry is used for machining, the heavier the workpiece is, the larger the blank allowance is, and the allowance is 50mm to 150mm on one side, so that the machining is more and more time-consuming, the traditional machining method is that the machining face of the workpiece is upward, a cutter disc is arranged on a right-angle milling head at the top end of a square sliding rail of a machine tool, the size model of the machine tool is influenced by the protrusion of the square sliding rail, the longer the protrusion is, the worse the rigidity is, the larger the model of the machine tool is, the higher the price is (from 200 ten thousand to 1500 ten thousand different), and the machining cost is very high. Therefore, there is a need for a turbine casing machining apparatus that is compact in structure, low in cost, and effective in improving machining efficiency. Disclosure of utility model The utility model aims to provide a turbine casing machining device, which solves the technical problems of high cost and low machining efficiency of the machining device in the prior art. The preferred technical solutions of the technical solutions provided by the present utility model can produce a plurality of technical effects described below. In order to achieve the above purpose, the present utility model provides the following technical solutions: The utility model provides a turbine housing processing device, comprising: A work table; The support table is arranged on the workbench, two sides of the steam turbine shell are respectively limited on the support table, and the surface to be processed of the steam turbine shell is arranged towards the workbench; and the triaxial machining unit is arranged on the workbench and corresponds to the surface to be machined of the steam turbine shell. Preferably, the method further comprises: The limiting groove is formed in the top surface of the supporting table, and two side edges of the steam turbine shell are adapted to the limiting groove; And the limiting part is arranged on the supporting table, and the steam turbine shell is vertically limited in the limiting groove through the limiting part. Preferably, the limiting part includes: The sliding groove is formed in the top of the supporting table along the direction of approaching or separating from the steam turbine shell; The limiting block is connected in the sliding groove in a sliding mode, and the threaded piece is installed on the supporting table and is in transmission connection with the limiting block. Preferably, the screw member includes: The first end of the screw rod is rotationally connected to the bottom of the sliding groove and is in threaded fit with the bottom of the limiting block. Preferably, the screw further includes: The disc is fixedly connected with the second end of the screw rod in a coaxial mode; The fixed block is fixedly connected to the side wall of the supporting table, and the second end of the screw rod penetrates through the fixed block. Preferably, the triaxial machining unit includes: The device comprises a first sliding table, a second sliding table and a third sliding table, wherein the first sliding table is in sliding connection with a sliding rail on the top surface of the workbench, the second sliding table is in sliding connection with the first sliding table in the vertical direction of the sliding rail, the third sliding table is in vertical sliding connection with the second sliding table, a cutter is arranged on the third sliding table, and the first sliding table, the second sliding table and the third sliding table are driven by a screw rod driving piece respectively. Preferably, the screw driving part includes: The screw rod and the motor are respectively installed on the workbench, the first sliding table and the second sliding table, the motor is connected with the screw rod in a rotating mode, the motor is connected with the screw rod in a transmission mode, the first sliding table is arranged on the workbench in a threaded section of the screw rod in a threaded mode, the second sliding table is arranged on the first sliding table in a threaded section of the screw rod in a threaded mode, and the third sliding table is arranged on the second sliding table in a threaded section of the screw rod in a threaded mode. Preferably, the supporting table is provided with a plurality of groups, and a plurality of supporting tables are respectively positioned at two sides of the bottom of the steam