CN217032986U

CN217032986U - Adjustable high-temperature-resistant fatigue test fixture for turbine blade production

Info

Publication number: CN217032986U
Application number: CN202123281447.5U
Authority: CN
Inventors: 张彬虎; 侯磊
Original assignee: Wuxi Tiechuan Technology Co ltd
Current assignee: Wuxi Tiechuan Technology Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-07-22
Anticipated expiration: 2031-12-24

Abstract

The utility model discloses an adjustable high-temperature-resistant fatigue test fixture for turbine blade production, which comprises a plurality of supporting rods and turbine blades, wherein the top ends of the supporting rods are fixedly connected with a shell, the top of the shell is provided with a sealing frame, the top of the sealing frame is fixedly connected with a sliding pipe, the inside of the sliding pipe is movably connected with a wedge block, the top of the sliding pipe is movably connected with a threaded rod, the threaded rod is rotatably connected with the wedge block, the bottom of the sealing frame is provided with two first sliding grooves, sliding rods are movably connected in the first sliding grooves, and the wedge block is in contact with the sliding rods. The turbine blade fixing device disclosed by the utility model not only can be used by matching the sliding block with the wedge block, and is convenient for workers to quickly and simply fix the turbine blade, so that the fixing effect of the device is improved, but also can be convenient for the follow-up workers to carry out fatigue tests on the device through the heating wires, and can also remind and warn the workers through the work indicating lamp, so that the safety of the device is improved.

Description

Adjustable high-temperature-resistant fatigue test fixture for turbine blade production

Technical Field

The utility model relates to the technical field of turbine blades, in particular to an adjustable high-temperature-resistant fatigue test fixture for turbine blade production.

Background

In order to ensure stable and long-term operation in extreme environments of high temperature and high pressure, the turbine blades are often forged from high-temperature alloys, and are cooled in different ways, such as internal airflow cooling, boundary layer cooling, or thermal barrier coatings for protecting the blades, to ensure reliability in operation.

In a factory for producing a turbine, the turbine blade needs to be subjected to a high-temperature fatigue test, the turbine blade needs to be fixed during the test, and the turbine blade is irregular in shape, so that time and labor are wasted during the fixing, and therefore, the adjustable high-temperature fatigue test fixture for producing the turbine blade is very necessary.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides an adjustable high-temperature-resistant fatigue test fixture for producing a turbine blade.

In order to achieve the purpose, the utility model adopts the following technical scheme:

an adjustable high-temperature-resistant fatigue test fixture for turbine blade production comprises a plurality of supporting rods and turbine blades, wherein a shell is fixedly connected to the top ends of the supporting rods, a sealing frame is arranged at the top of the shell, a sliding tube is fixedly connected to the top of the sealing frame, a wedge block is movably connected to the inside of the sliding tube, a threaded rod is movably connected to the top of the sliding tube and rotatably connected with the wedge block, two first sliding grooves are formed in the bottom of the sealing frame, a sliding rod is movably connected into the first sliding grooves and is in contact with the sliding rod, a first spring is fixedly connected to one end of the sliding rod and is fixed to the sealing frame, first clamping grooves are formed in two sides of the shell, the sliding rod is clamped with the first clamping grooves, a fixing tube is fixedly connected to the inner wall of the bottom of the shell, two second clamping grooves are formed in the top of the fixing tube, and the second clamping grooves are clamped to the sealing frame, second chutes are formed in two sides of the fixed pipe, sliding blocks are movably connected in the second chutes, the wedge-shaped blocks can be in contact with the sliding blocks, and second springs are fixedly connected between the sliding blocks.

As a further scheme of the utility model, a stabilizing frame is fixedly connected among the plurality of supporting rods.

As a further scheme of the utility model, the bottom end of the supporting rod is fixedly connected with a fixed seat.

As a further aspect of the present invention, a display panel is fixedly connected to an outer wall of one side of the housing.

As a further aspect of the present invention, a plurality of buttons are disposed on one side of the display panel, and the buttons are symmetrically distributed.

As a further scheme of the present invention, a plurality of work indicator lamps are disposed on the upper surface of the sealing frame, and the work indicator lamps are electrically connected to the display panel.

As a further scheme of the utility model, the top end of the threaded rod penetrates through the sliding pipe and is fixedly connected with the disc, and the upper surface of the disc is provided with a plurality of anti-skidding threads.

As a further aspect of the present invention, a plurality of heating wires are disposed on the inner circumferential wall of the housing, and the heating wires are electrically connected to the display panel.

The beneficial effects of the utility model are as follows:

1. use through the cooperation of slider with the wedge, embolia the turbine blade in the fixed tube, place the casing to the seal frame on, it is corresponding with first draw-in groove to make the slide bar, then the rotation disc, the disc rotates and makes the threaded rod drive the wedge and move down, thereby make the wedge promote the slide bar and slide along first spout, and then make the slide bar move to suitable position and insert in the first draw-in groove, and then fix the position of sealing the frame, then the wedge continues to move down, make the wedge promote the slider respectively to outside remove to suitable position along the second spout, and the extension of second spring, and then make things convenient for the staff to carry out quick simple and convenient fixed to turbine blade, the fixed effect of device has been improved.

2. Through the setting of installation heater strip on the casing, the heater strip can heat turbine blade, makes things convenient for follow-up staff to carry out fatigue test to the device, has improved the result of use of device.

3. Through the setting at the shelf location work pilot lamp, when the heater strip began work, display panel control work pilot lamp sent light to remind and warn the staff, avoid the staff mistake to bump and lead to the injury, improved the security of device.

Drawings

FIG. 1 is a schematic perspective view of an adjustable high temperature fatigue test fixture for turbine blade production according to the present invention;

FIG. 2 is a schematic view of the internal structure of an adjustable high temperature fatigue test fixture for turbine blade production according to the present invention;

FIG. 3 is an enlarged schematic view of part A of the adjustable high temperature fatigue test fixture for turbine blade production according to the present invention;

FIG. 4 is a schematic view of a partially enlarged structure of an adjustable high temperature fatigue test fixture for turbine blade production according to the present invention.

In the figure: 1. a housing; 2. a support bar; 3. a fixed seat; 4. a stabilizing frame; 5. a display panel; 6. a button; 7. sealing the frame; 8. a work indicator light; 9. a slide pipe; 10. a threaded rod; 11. A disc; 12. anti-skid lines; 13. a wedge block; 14. heating wires; 15. a slide bar; 16. fixing the tube; 17. a first chute; 18. a first spring; 19. a first card slot; 20. a second card slot; 21. a second chute; 22. a slider; 23. a second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. It should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and their meaning in the context of this patent may be understood by those skilled in the art as appropriate.

Referring to fig. 1-4, an adjustable high temperature fatigue test fixture for turbine blade production comprises a plurality of support rods 2 and turbine blades, a shell 1 is fixed at the top ends of the support rods 2 through bolts, a sealing frame 7 is arranged at the top of the shell 1, a slide tube 9 is fixed at the top of the sealing frame 7 through bolts, a wedge block 13 is slidably connected inside the slide tube 9, a threaded rod 10 is connected with the top of the slide tube 9 through threads, the threaded rod 10 is rotatably connected with the wedge block 13, two first slide grooves 17 are formed in the bottom of the sealing frame 7, a slide rod 15 is slidably connected in the first slide grooves 17, the wedge block 13 is in contact with the slide rod 15, a first spring 18 is welded at one end of the slide rod 15, the first spring 18 is fixed with the sealing frame 7, first clamping grooves 19 are formed in both sides of the shell 1, the slide rod 15 is clamped with the first clamping grooves 19, a fixed tube 16 is fixed on the inner wall of the bottom of the shell 1 through bolts, the turbine blade is sleeved into the fixed pipe 16, the seal holder 7 is placed on the shell 1, the sliding rod 15 corresponds to the first clamping groove 19, then the threaded rod 10 is rotated to drive the wedge block 13 to move downwards, so that the wedge block 13 pushes the sliding rod 15 to slide along the first sliding groove 17, the sliding rod 15 is further moved to a proper position and inserted into the first clamping groove 19, the position of the seal holder 7 is further fixed, two second clamping grooves 20 are formed in the top of the fixed pipe 16, the second clamping grooves 20 are clamped with the seal holder 7, the second sliding grooves 21 are formed in two sides of the fixed pipe 16, the sliding blocks 22 are connected in the second sliding grooves 21 in a sliding mode, the wedge block 13 can be in contact with the sliding blocks 22, the second springs 23 are welded between the sliding blocks 22, then the wedge block 13 continues to move downwards, so that the wedge block 13 pushes the sliding blocks 22 to move outwards to proper positions along the second sliding grooves 21 respectively, and the second spring 23 extends, so that the turbine blade can be conveniently and quickly fixed by a worker.

In the utility model, it is to be noted that a fixing frame 4 is fixed among a plurality of support rods 2 through bolts, a fixing seat 3 is welded at the bottom end of each support rod 2, the fixing frame 4 enables the connection among the support rods 2 to be more stable, a display panel 5 is fixed on the outer wall of one side of a shell 1 through bolts, a plurality of buttons 6 are arranged on one side of the display panel 5, the buttons 6 are symmetrically distributed, a plurality of work indicator lamps 8 are arranged on the upper surface of a sealing frame 7, the work indicator lamps 8 are electrically connected with the display panel 5, the top end of a threaded rod 10 penetrates through a sliding tube 9 and is fixed with a disc 11 through bolts, the disc 11 facilitates a worker to rotate the threaded rod 10, a plurality of anti-skid grains 12 are arranged on the upper surface of the disc 11, a plurality of heating wires 14 are arranged on the inner circumferential wall of the shell 1, the heating wires 14 can heat turbine blades, and facilitate the subsequent worker to carry out fatigue experiments on the device, and heater strip 14 and display panel 5 electric connection, when heater strip 14 began to work, display panel 5 control work pilot lamp 8 sent light to remind and warn the staff, avoid the staff mistake to bump and lead to the injury.

The working principle is as follows: when the turbine blade needs to be fixed, the turbine blade is firstly sleeved into the fixing tube 16, the seal holder 7 is placed on the shell 1, the sliding rod 15 corresponds to the first clamping groove 19, the second clamping groove 20 is clamped with the seal holder 7, then the disc 11 is rotated, the threaded rod 10 drives the wedge block 13 to move downwards through rotation of the disc 11, the wedge block 13 pushes the sliding rod 15 to slide along the first sliding groove 17, the sliding rod 15 is further moved to a proper position and inserted into the first clamping groove 19, the position of the seal holder 7 is further fixed, then the wedge block 13 continues to move downwards, the wedge block 13 pushes the sliding block 22 to move to a proper position outwards along the second sliding groove 21, and the second spring 23 extends, so that a worker can conveniently and quickly fix the turbine blade.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a turbine blade production is with adjustable high temperature resistant fatigue test anchor clamps, includes a plurality of bracing pieces (2) and turbine blade, its characterized in that, a plurality of the top fixedly connected with casing (1) of bracing piece (2), the top of casing (1) is equipped with seals frame (7), seals top fixedly connected with slide pipe (9) of frame (7), and the inside swing joint of slide pipe (9) has wedge (13), the top swing joint of slide pipe (9) has threaded rod (10), and threaded rod (10) and wedge (13) rotate to be connected, two first spouts (17) have been seted up to the bottom of frame (7), and swing joint has slide bar (15) in first spout (17), and wedge (13) contact with slide bar (15), the one end fixedly connected with first spring (18) of slide bar (15), and first spring (18) are fixed mutually with frame (7), first draw-in groove (19) have all been seted up to the both sides of casing (1), and slide bar (15) and first draw-in groove (19) looks joint, the fixed pipe of bottom inner wall fixedly connected with (16) of casing (1), two second draw-in grooves (20) have been seted up at the top of fixed pipe (16), and second draw-in groove (20) with seal frame (7) looks joint, second spout (21) have all been seted up to the both sides of fixed pipe (16), and second spout (21) interior swing joint has slider (22), and wedge (13) can contact with slider (22), fixedly connected with second spring (23) between slider (22).

2. The adjustable high-temperature fatigue test fixture for turbine blade production as claimed in claim 1, wherein a stabilizing frame (4) is fixedly connected between the plurality of supporting rods (2).

3. The adjustable high-temperature fatigue test fixture for turbine blade production as claimed in claim 1, wherein the bottom end of the support rod (2) is fixedly connected with a fixed seat (3).

4. The adjustable high-temperature fatigue test fixture for turbine blade production as claimed in claim 1, wherein a display panel (5) is fixedly connected to an outer wall of one side of the housing (1).

5. The adjustable high-temperature fatigue test fixture for turbine blade production as claimed in claim 4, wherein one side of the display panel (5) is provided with a plurality of buttons (6), and the buttons (6) are symmetrically distributed.

6. The adjustable high-temperature fatigue test fixture for turbine blade production as claimed in claim 4, wherein a plurality of working indicator lamps (8) are arranged on the upper surface of the sealing frame (7), and the working indicator lamps (8) are electrically connected with the display panel (5).

7. The adjustable high-temperature fatigue test fixture for turbine blade production as claimed in claim 1, wherein the top end of the threaded rod (10) passes through the sliding tube (9) and is fixedly connected with the disc (11), and the upper surface of the disc (11) is provided with a plurality of anti-skid grains (12).

8. The adjustable high temperature fatigue test fixture for turbine blade production as claimed in claim 4, wherein the inner circumferential wall of the shell (1) is provided with a plurality of heating wires (14), and the heating wires (14) are electrically connected with the display panel (5).