Steam turbine valve shell machining device

Abstract

The utility model discloses a steam turbine valve shell machining device, and relates to the technical field of steam turbine valve shell machining. The device comprises a bottom frame, an inner supporting mechanism is fixedly arranged at the upper end of the bottom frame, a grinding mechanism is fixedly arranged at the upper end of the bottom frame, grinding equipment is arranged on one side of the grinding mechanism, the inner supporting mechanism comprises an inner supporting motor, a rotating disc is fixedly arranged at the output end of the inner supporting motor, and a rotating rod is fixedly arranged at the upper end of the rotating disc; a sliding wheel is arranged on the outer surface of the rotating rod in a sliding mode, a plurality of rotating clamping plates are arranged on the outer surface of the sliding wheel in a rotating mode, a rotating plate is jointly arranged at one ends of every two rotating clamping plates in a rotating mode, and sliding plates are fixedly arranged at the lower ends of the rotating plates. And through the grinding mechanism, the purpose that the steam turbine valve shell machining device can be effectively fixed is achieved, and through the grinding mechanism, the purpose that the steam turbine valve shell machining device can be effectively ground is achieved.

Description

Technical Field

[0001] The present application relates to the technical field of steam turbine valve casing processing, and in particular to a steam turbine valve casing processing device. Background Art

[0002] The turbine valve casing is an important component of the steam turbine. Its design and processing are crucial to the overall performance and operating stability of the steam turbine. Most steam turbine valve casings require grinding and polishing of their surfaces during production and processing.

[0003] After checking the announcement number: CN213410427U, a processing equipment for turbine valve casing tooling is disclosed. This technology discloses "including a power head, a guide rail and a step lifting platform. The power head is arranged on the upper part of the guide rail, and a step lifting platform is arranged on the output side of the power head; the power head includes a transmission shaft, a first alignment support seat, an outer shell, a clamping fixture and a second alignment support seat. The two sides of the outer shell are respectively connected to the first alignment support seat and the second alignment support seat, the first alignment support seat is connected to the transmission shaft bearing, the transmission shaft is connected to the first motor, the transmission shaft is in the outer shell and connected to the clamping fixture, the clamping fixture is connected to the second alignment support seat bearing, the clamping fixture is connected to the boring tool and other technical solutions, with a high degree of automation, can realize lateral and longitudinal movement, easy processing, and high processing accuracy; low energy consumption, easy processing, operation, control, use, saving process and other technical effects".

[0004] With respect to the above-mentioned related technologies, the inventors believe that when the turbine valve casing processing devices of the prior art are grinding the turbine valve casing, most of the turbine valve casing processing devices cannot be effectively fixed, which causes the turbine valve casing to easily slide during processing. Moreover, when the turbine valve casing processing devices of the prior art are grinding the turbine valve casing, most of the turbine valve casing processing devices cannot be effectively ground, which causes the grinding of the turbine valve casing to be insufficient. Utility Model Content

[0005] The purpose of the present application is to provide a steam turbine valve casing processing device to improve the problem that most steam turbine valve casing processing devices cannot be effectively fixed and most steam turbine valve casing processing devices cannot be effectively polished.

[0006] The present application provides a steam turbine valve casing processing device that adopts the following technical solution:

[0007] A steam turbine valve casing processing device comprises a base frame, an inner support mechanism is fixedly provided at the upper end of the base frame, a grinding mechanism is fixedly provided at the upper end of the base frame, a grinding device is arranged on one side of the grinding mechanism, the inner support mechanism comprises an inner support motor, a rotating disk is fixedly provided at the output end of the inner support motor, a rotating rod is fixedly provided at the upper end of the rotating disk, a sliding wheel is slidably provided on the outer surface of the rotating rod, a plurality of rotating clamping plates are rotatably provided on the outer surface of the sliding wheel, a rotating plate is rotatably provided at one end of every two rotating clamping plates, a sliding plate is fixedly provided at the lower end of the plurality of rotating plates, a plurality of sliding clamping plates are fixedly provided at the lower end of the rotating disk, and a screw rod which is respectively used in conjunction with the plurality of sliding clamping plates is rotatably provided on one side of the plurality of sliding clamping plates.

[0008] By adopting the above technical solution, through the internal support mechanism, when the turbine valve casing processing device is grinding the turbine valve casing, the turbine valve casing can be effectively fixed, thereby achieving the purpose of effectively fixing the turbine valve casing processing device.

[0009] Optionally, the grinding mechanism includes a grinding frame, a grinding motor is provided on one side of the grinding frame, a threaded rod is fixedly provided on the output end of the grinding motor, a movable frame is threadedly sleeved on the outer surface of the threaded rod, and a movable plate is fixedly provided on one side of the movable frame.

[0010] By adopting the above technical solution, through the grinding mechanism, when the turbine valve casing processing device is grinding the turbine valve casing, the turbine valve casing can be effectively ground, thereby achieving the purpose of the turbine valve casing processing device being able to effectively grind.

[0011] Optionally, an internal support mounting frame is fixedly provided on the upper end of the internal support motor, and the upper end of the internal support mounting frame is fixedly connected to the lower inner wall of the base frame.

[0012] By adopting the above technical solution, the internal support motor can be fixed on the lower inner wall of the base frame through the internal support mounting frame.

[0013] Optionally, a plurality of sliding grooves are provided at the upper end of the rotating disk, and inner surfaces of the plurality of sliding grooves are respectively slidably fitted with outer surfaces of the plurality of sliding plates.

[0014] By adopting the above technical solution, the sliding plate can slide and limit on the inner surface of the sliding groove through the sliding groove.

[0015] Optionally, eight rotating clamping plates are provided, and every two rotating clamping plates are distributed in a ring shape on the outer surface of the sliding wheel.

[0016] By adopting the above technical solution, the rotating clamping plates are distributed in a ring shape, which can effectively support and fix the turbine valve housing.

[0017] Optionally, a grinding mounting frame is fixedly provided at the lower end of the grinding motor, and one side of the grinding mounting frame is fixedly connected to one side of the grinding frame.

[0018] By adopting the above technical solution, the grinding motor can be fixed on one side of the grinding frame through the grinding mounting frame.

[0019] Optionally, a positioning frame used in conjunction with the threaded rod is fixedly provided on one side of the grinding frame.

[0020] By adopting the above technical solution, the threaded rod can be limited by the positioning frame when rotating.

[0021] Optionally, two sliding blocks are fixedly provided on one side of the movable plate, and two sliding rails respectively used in conjunction with the two sliding blocks are fixedly provided on one side of the grinding frame.

[0022] By adopting the above technical solution, the movable plate can slide and limit on one side of the slide rail through the slider.

[0023] In summary, the present application includes at least one of the following beneficial technical effects:

[0024] 1. The utility model can effectively fix the steam turbine valve casing through the inner support mechanism when the steam turbine valve casing processing device is grinding the steam turbine valve casing, thereby achieving the purpose of effectively fixing the steam turbine valve casing processing device.

[0025] 2. The utility model uses the grinding mechanism, when the turbine valve casing processing device is grinding the turbine valve casing, it can effectively grind the turbine valve casing, thereby achieving the purpose that the turbine valve casing processing device can effectively grind. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is a schematic diagram of the structure of the utility model.

[0027] Figure 2 It is a schematic cross-sectional view of the internal support mechanism structure of the utility model.

[0028] Figure 3 It is a schematic diagram of the structure of the grinding mechanism of the utility model.

[0029] In the figure, 1, base frame; 2, internal support mechanism; 3, grinding mechanism; 4, grinding equipment; 20, internal support motor; 21, internal support mounting frame; 22, rotating disk; 23, rotating clamping plate; 24, sliding wheel; 25, rotating rod; 26, rotating plate; 27, sliding groove; 28, sliding plate; 29, screw; 201, sliding clamping plate; 30, grinding frame; 31, grinding motor; 32, grinding mounting frame; 33, moving frame; 34, threaded rod; 35, positioning frame; 36, moving plate; 37, slider; 38, slide rail. DETAILED DESCRIPTION

[0030] The following is combined with Figure 1 -Attached Figure 3 , further details of this application are given.

[0031] Example

[0032] A steam turbine valve casing processing device, referring to Figure 1 and Figure 2 , including a base frame 1, an inner support mechanism 2, a grinding mechanism 3, a grinding device 4, an inner support motor 20, an inner support mounting frame 21, a rotating disk 22, a rotating card plate 23, a sliding wheel 24, a rotating rod 25, a rotating plate 26, a sliding groove 27, a sliding plate 28, a screw 29, and a sliding card plate 201. The upper end of the base frame 1 is provided with an inner support mechanism 2 by bolts, the upper end of the base frame 1 is provided with a grinding mechanism 3 by bolts, and a grinding device 4 is provided on one side of the grinding mechanism 3. The inner support mechanism 2 includes an inner support motor 20, and the output end of the inner support motor 20 is connected to A rotating disk 22 is fixed to the rotating disk 22, a rotating rod 25 is welded and fixed to the upper end of the rotating disk 22, a slidable sliding wheel 24 is provided on the outer surface of the rotating rod 25, a plurality of rotatable rotating clamping plates 23 are provided on the outer surface of the sliding wheel 24, a rotatable rotating plate 26 is commonly provided at one end of every two rotating clamping plates 23, a sliding plate 28 is fixed to the lower ends of the plurality of rotating plates 26 by welding, a plurality of sliding clamping plates 201 are fixed to the lower end of the rotating disk 22 by welding, a rotatable screw 29 is provided on one side of the plurality of sliding clamping plates 201.

[0033] Reference Figure 2 The upper end of the internal support motor 20 is fixed with an internal support mounting frame 21 by bolts, and the upper end of the internal support mounting frame 21 is fixedly connected to the lower inner wall of the base frame 1. The internal support motor 20 can be fixed on the lower inner wall of the base frame 1 through the internal support mounting frame 21.

[0034] Reference Figure 2 A plurality of sliding grooves 27 are formed at the upper end of the rotating disk 22 , and the inner surfaces of the plurality of sliding grooves 27 are respectively slidably fitted with the outer surfaces of the plurality of sliding plates 28 , and the sliding plates 28 can slide and limit on the inner surfaces of the sliding grooves 27 through the sliding grooves 27 .

[0035] Reference Figure 2 There are eight rotating clamping plates 23, and every two rotating clamping plates 23 are distributed in a ring shape on the outer surface of the sliding wheel 24. The rotating clamping plates 23 are distributed in a ring shape, which can effectively support and fix the turbine valve housing.

[0036] Reference Figure 3The grinding mechanism 3 includes a grinding frame 30, a grinding motor 31, a threaded rod 34, a movable frame 33, and a movable plate 36. The grinding motor 31 is installed on one side of the grinding frame 30, the output end of the grinding motor 31 is fixedly connected with the threaded rod 34, the outer surface of the threaded rod 34 is threadedly sleeved with the movable frame 33, and the movable plate 36 is fixed to one side of the movable frame 33 by bolts.

[0037] Reference Figure 3 The lower end of the grinding motor 31 is fixed with a grinding mounting frame 32 by bolts, and one side of the grinding mounting frame 32 is fixedly connected to one side of the grinding frame 30 , and the grinding motor 31 can be fixed on one side of the grinding frame 30 through the grinding mounting frame 32 .

[0038] Reference Figure 3 A positioning frame 35 used in conjunction with the threaded rod 34 is fixed to one side of the grinding frame 30 by bolts, and the threaded rod 34 can be limited when rotating by the positioning frame 35.

[0039] Reference Figure 3 One side of the movable plate 36 is fixed with two sliders 37 by bolts, and one side of the grinding frame 30 is fixed with two slide rails 38 respectively used in conjunction with the two sliders 37 by bolts. The movable plate 36 can slide and limit on one side of the slide rail 38 through the slider 37.

[0040] The implementation principle of the embodiment of the present application is: through the internal support mechanism 2, the screw 29 on one side of the sliding clamping plate 201 is rotated, so that the screw 29 can drive the sliding plate 28 to rotate in the sliding groove 27, so that the sliding plate 28 can drive the rotating plate 26 to rotate, and the rotating plate 26 can drive the rotating clamping plate 23 to rotate and drive the sliding wheel 24 to slide on the outer surface of the rotating rod 25. After that, the internal support motor 20 is started to drive the rotating disk 22 to rotate through the output end, and the grinding processing can be carried out in conjunction with the grinding equipment 4, thereby achieving the purpose of effectively fixing the turbine valve casing processing device.

[0041] The internal support motor 20 can be fixed on the lower inner wall of the base frame 1 through the internal support mounting frame 21, the sliding plate 28 can be slidably limited on the inner surface of the sliding groove 27 through the sliding groove 27, and the rotating clamping plate 23 is distributed in an annular shape to effectively support and fix the turbine valve housing.

[0042] Through the grinding mechanism 3, the grinding motor 31 on one side of the grinding frame 30 is started, so that the grinding motor 31 can drive the threaded rod 34 to rotate through the output end, so that the threaded rod 34 can drive the movable frame 33 to move, and the movable frame 33 can drive the grinding device 4 on one side of the movable plate 36 to rise and fall, and then the grinding position can be adjusted and moved, so as to achieve the purpose of effectively grinding the turbine valve casing processing device.

[0043] The grinding motor 31 can be fixed on one side of the grinding frame 30 through the grinding mounting frame 32, the threaded rod 34 can be limited when rotating through the positioning frame 35, and the movable plate 36 can be slidably limited on one side of the slide rail 38 through the slider 37.

[0044] The embodiments of this specific implementation are all preferred embodiments of the present application, and are not intended to limit the protection scope of the present application. The same components are represented by the same figure marks. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A steam turbine valve casing machining device, comprising a base frame (1), characterized in that: An inner support mechanism (2) is fixedly provided at the upper end of the base frame (1), a grinding mechanism (3) is fixedly provided at the upper end of the base frame (1), and a grinding device (4) is provided on one side of the grinding mechanism (3); The inner support mechanism (2) comprises an inner support motor (20), a rotating disk (22) is fixedly provided at the output end of the inner support motor (20), a rotating rod (25) is fixedly provided at the upper end of the rotating disk (22), a sliding wheel (24) is slidably provided on the outer surface of the rotating rod (25), a plurality of rotating clamping plates (23) are rotatably provided on the outer surface of the sliding wheel (24), one end of each two rotating clamping plates (23) are jointly rotatably provided with a rotating plate (26), a sliding plate (28) is fixedly provided at the lower end of the plurality of rotating plates (26), a plurality of sliding clamping plates (201) are fixedly provided at the lower end of the rotating disk (22), and a screw rod (29) is rotatably provided on one side of the plurality of sliding clamping plates (201) for use with the plurality of sliding clamping plates (201) respectively.

2. A steam turbine valve casing machining device according to claim 1, characterized in that: The grinding mechanism (3) comprises a grinding frame (30), a grinding motor (31) is provided on one side of the grinding frame (30), a threaded rod (34) is fixedly provided at the output end of the grinding motor (31), a moving frame (33) is threadedly sleeved on the outer surface of the threaded rod (34), and a moving plate (36) is fixedly provided on one side of the moving frame (33).

3. The steam turbine valve casing machining device according to claim 1, characterized in that: An inner support mounting frame (21) is fixedly provided at the upper end of the inner support motor (20), and the upper end of the inner support mounting frame (21) is fixedly connected to the lower inner wall of the base frame (1).

4. A steam turbine valve casing machining device according to claim 1, characterized in that: A plurality of sliding grooves (27) are provided at the upper end of the rotating disk (22), and the inner surfaces of the plurality of sliding grooves (27) are respectively slidably fitted with the outer surfaces of the plurality of sliding plates (28).

5. The steam turbine valve casing machining device according to claim 1, characterized in that: There are eight rotating clamping plates (23), and every two rotating clamping plates (23) are distributed in a ring shape on the outer surface of the sliding wheel (24).

6. A steam turbine valve casing machining device according to claim 2, characterized in that: A grinding mounting frame (32) is fixedly provided at the lower end of the grinding motor (31), and one side of the grinding mounting frame (32) is fixedly connected to one side of the grinding frame (30).

7. The steam turbine valve casing machining device according to claim 2, characterized in that: A positioning frame (35) matched with the threaded rod (34) is fixedly provided on one side of the grinding frame (30).

8. The steam turbine valve casing machining device according to claim 2, characterized in that: Two sliding blocks (37) are fixedly provided on one side of the movable plate (36), and two sliding rails (38) respectively matched with the two sliding blocks (37) are fixedly provided on one side of the grinding frame (30).

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