CN117146751A - Gas turbine blade thickness detection device - Google Patents

Abstract

The invention relates to the technical field of thickness detection and discloses a thickness detection device for a blade of a gas turbine, which comprises a first turntable, wherein a plurality of balls are rotationally connected to the bottom of the first turntable, a plurality of outer frames are fixedly connected to the periphery of the outer portion of the first turntable, the right side of each outer frame is in sliding connection with a connecting rod, the left side of the outer portion is fixedly connected with a connecting rod, the outer portion of the connecting rod is in sliding connection with two sliding sleeves, one side of the outer portion of each sliding sleeve is rotationally connected with a first moving rod, the other side of the outer portion of each sliding sleeve is rotationally connected with a second moving rod, the left side of each outer frame is in sliding connection with two compression rods, and a plurality of rubber round heads are respectively fixedly connected to the similar sides of the two compression rods. According to the invention, the blade can be gently and stably clamped, multi-station processing detection is carried out, the surface of the object is subjected to ash removal and impurity removal in a rhythmic manner, and the problems that the blade is scratched by the clamping device, the detection efficiency is low and the detection data is inaccurate due to impurities are solved.

Description

A gas turbine blade thickness detection device

Technical field

The present invention relates to the technical field of thickness detection, and in particular to a gas turbine blade thickness detection device.

Background technique

Gas turbine blades are an important part of the gas turbine. A gas turbine is a device used to generate power, typically in applications such as power generation, aircraft propulsion, ship propulsion, and compressed air. Blades are a key element in gas turbines. They are located on wheels and are responsible for rotating and transferring kinetic energy from high-speed airflow to mechanical shafts, thereby generating mechanical work. In order to ensure its performance and reliability, as well as extend its service life, gas turbine blades need Check its thickness.

At this stage, during use of some devices, the blades will be scratched and scratched when they are supported, resulting in an increase in the damage rate of processing and inspection, and some devices have the problem of low single detection efficiency when detecting blades.

Contents of the invention

The purpose of the present invention is to solve the shortcomings existing in the prior art, and a gas turbine blade thickness detection device is proposed, aiming to improve the existing technology in which the blades are scratched and scratched when the blades are supported, and some devices exist to detect the presence of the blades. The single detection efficiency is low, and there are processing debris and dust on the blades that affect the detection.

In order to achieve the above objects, the present invention provides the following technical solutions:

A gas turbine blade thickness detection device includes a base, the top of the base is fixedly connected to a plurality of support columns, the tops of the plurality of support columns are fixedly connected to a base, and a turntable is rotatably connected to the inside of the base, The bottom of the first turntable is rotatably connected with a plurality of balls. The outer periphery of the first turntable is fixedly connected with a plurality of outer frames. The right side of the outer frame is slidingly connected, and the left side of the outer left side is fixedly connected with a connecting rod. , there are two sliding sleeves slidingly connected to the outside of the connecting rod. One side of the outer side of the sliding sleeve is rotatably connected to a moving rod. The other side of the outer side of the sliding sleeve is rotatably connected to a moving rod two. The outer frame There are two pressure rods slidingly connected to the left side of the two pressure rods. A plurality of rubber round heads are fixedly connected to the adjacent sides of the two pressure rods. The top of the base is provided with a driving assembly;

Through the above technical solution, the device can gently and stably clamp the blade during use, which solves the problem of scratching the blade by the clamping device.

Further, the driving assembly includes a motor one and a transmission shaft one, the bottom of the motor one is fixedly connected to the bottom of the base, and the bottom of the transmission shaft one is fixedly connected to the output end of the motor one;

Through the above technical solution, part of the power is provided for the device.

Further, a plurality of fixed rods are fixedly connected to the top of the first turntable, and discs are fixedly connected to the tops of the plurality of fixed rods. A power assembly is provided on the top of the first turntable, and the outside of the power assembly is fixedly connected. There is a second turntable, the second turntable is provided with a plurality of grooves, the top of the said disc is slidably connected with a plurality of sliding plates, and the far sides of the plurality of said sliding plates are fixedly connected with connecting blocks, and the said sliding plates The top is fixedly connected with a follower rod;

Through the above technical solution, multi-station processing and detection can be enabled during the use of the device, which solves the problem of low detection efficiency of some devices.

Further, the power assembly includes a second motor and a second transmission shaft, the bottom of the second motor is fixedly connected to the top of the first turntable, and the bottom of the second transmission shaft is fixedly connected to the output end of the second motor;

Through the above technical solution, part of the power is provided for the device.

Further, a workbench is fixedly connected to the top left side of the base, a telescopic assembly is provided on the top of the workbench, a rack plate is fixedly connected to the outside of the telescopic assembly, and a shell is fixedly connected to the top of the workbench. , a driving gear is rotatably connected to the inside of the housing, a plurality of transmission gears are rotatably connected to the inside of the housing, one driven gear is rotatably connected to the inside of the housing, and two driven gears are rotatably connected to the inside of the housing. ;

Through the above technical solution, some structures are controlled to open and close to maintain rhythmic movement.

Further, the rack plate is in meshing connection with the driving gear, the driving gear is in meshing connection with one of the transmission gears, and the driven gear one is in meshing connection with one of the transmission gears, so The driven gear one and the driven gear two are meshingly connected;

Through the above technical solution, the force of horizontal movement of the device is converted into the force of opening and closing movement.

Further, one of the connecting rods is fixedly connected to the outside of the driven gear one, and the other connecting rod is fixedly connected to the outside of the driven gear two, and the outer side of the connecting rod is fixedly connected to the other side. There is a fixed block, a motor three is fixedly connected to the outside of the fixed block, a rotating shaft is fixedly connected to the output end of the motor three, and a plurality of brushes are fixedly connected to the outside of the rotating shaft;

Through the above technical solution, the device can regularly clean the surface of objects and remove impurities during use, solving the problem of inaccurate detection data due to impurities in some devices.

Further, a detection device is fixedly connected to the top right side of the base;

Through the above technical solution, the purpose is to detect the thickness of the object.

Further, the top of the transmission shaft one is fixedly connected to the bottom of the turntable one, and the outer parts of the plurality of balls are slidingly connected inside the base;

Through the above technical solution, the purpose is to maintain the stability and smoothness of the device during rotation and reduce its friction.

Further, the external fixed connection is on the far side of the plurality of connecting blocks;

Through the above technical solution, the purpose is to link the devices.

The invention has the following beneficial effects:

1. In the present invention, with the cooperation of the outer frame, push rod, connecting rod, sliding sleeve and other structures, the device can gently and stably clamp the blade during use, which solves the problem of scratches on the blade caused by the clamping device. The problem.

2. In the present invention, with the cooperative use of the second turntable, grooves, sliding plates, connecting blocks and other structures, it is possible to perform multi-station processing and detection during the use of the device, which solves the problem of low detection efficiency of some devices. .

3. In the present invention, with the cooperative use of structures such as brushes, driving gears, connecting rods, and fixed blocks, the device can regularly clean dust and impurities on the surface of objects during use, solving the problem that some devices Impurities lead to inaccurate test data.

Description of the drawings

Figure 1 is a perspective view of a gas turbine blade thickness detection device proposed by the present invention;

Figure 2 is a schematic structural diagram of the second turntable of a gas turbine blade thickness detection device proposed by the present invention;

Figure 3 is a schematic structural diagram of the second transmission shaft of a gas turbine blade thickness detection device proposed by the present invention;

Figure 4 is a schematic diagram of the ball structure of a gas turbine blade thickness detection device proposed by the present invention;

Figure 5 is a schematic structural diagram of the outer frame of a gas turbine blade thickness detection device proposed by the present invention;

Figure 6 is a cross-sectional view of the base structure of a gas turbine blade thickness detection device proposed by the present invention;

Figure 7 is a schematic structural diagram of a fixed block of a gas turbine blade thickness detection device proposed by the present invention;

Figure 8 is a sectional view of the shell structure of a gas turbine blade thickness detection device proposed by the present invention;

Figure 9 is a schematic structural diagram of a brush of a gas turbine blade thickness detection device proposed by the present invention.

illustration:

1. Base; 2. Support column; 3. Base; 4. Turntable one; 5. Balls; 6. Outer frame; 7. Push rod; 8. Connecting rod; 9. Sliding sleeve; 10. Moving rod one; 11 , Moving rod two; 12. Pressure rod; 13. Rubber round head; 14. Motor one; 15. Transmission shaft one; 16. Fixed rod; 17. Disc; 18. Motor two; 19. Transmission shaft two; 20. Turntable two; 21. Groove; 22. Sliding plate; 23. Connecting block; 24. Follower rod; 25. Work table; 26. Hydraulic cylinder; 27. Ejector; 28. Rack plate; 29. Driving gear; 30. Transmission gear; 31. Driven gear one; 32. Driven gear two; 33. Connecting rod; 34. Fixed block; 35. Motor three; 36. Rotating shaft; 37. Brush; 38. Housing; 39. Detector.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present invention.

Referring to Figures 1 and 5, the present invention provides an embodiment: a gas turbine blade thickness detection device, including a base 1. A plurality of support columns 2 are fixedly connected to the top of the base 1, and relatively strong materials are used for the support device. The mass of the support column 2 is fixedly connected to a base 3 at the top to provide space for the rotation of the device. A turntable 4 is rotatably connected to the inside of the base 3, and a plurality of balls 5 are rotatably connected to the bottom of the turntable 4. The purpose In order to reduce friction, a plurality of outer frames 6 are fixedly connected around the outside of the turntable 4. The right side of the outer frame 6 is slidingly connected to a push rod 7. The outer left side of the push rod 7 is fixedly connected to a connecting rod 8. The connecting rod 8 There are two sliding sleeves 9 connected to the outside of the sliding sleeve 9 to facilitate the conversion of the direction of the force. One side of the outer side of the sliding sleeve 9 is rotatably connected to a moving rod 10, and the other side of the outer side of the sliding sleeve 9 is rotatably connected to a moving rod 2 11. The outer frame There are two pressure rods 12 slidingly connected to the left side of 6, and a plurality of rubber round heads 13 are fixedly connected to the adjacent sides of the two pressure rods 12 to increase the friction of the clamping, make the clamping stable and reduce the friction. To prevent scratching loss, a driving assembly is provided on the top of the base 1. The driving assembly includes a motor 14 and a transmission shaft 15. The bottom of the motor 14 is fixedly connected to the bottom of the base 1, and the bottom of the transmission shaft 15 is fixedly connected to the motor 14. the output terminal.

As shown in Figures 1 and 2: the top of the turntable 4 is fixedly connected with a plurality of fixed rods 16, and the tops of the plurality of fixed rods 16 are fixedly connected with disks 17. The top of the turntable 4 is provided with a power assembly, and the power assembly is The second turntable 20 is fixedly connected to the outside. The second turntable 20 is provided with a plurality of grooves 21 to facilitate the sliding of the structure inside. The top of the disc 17 is slidably connected with a plurality of sliding plates 22, and the far side of the plurality of sliding plates 22 is fixed. A connecting block 23 is connected to facilitate the transmission of motion to the next position. The top of the sliding plate 22 is fixedly connected to a follower rod 24. The power assembly includes a second motor 18 and a second transmission shaft 19. The bottom of the second motor 18 is fixedly connected to the turntable one. The top of 4 and the bottom of drive shaft 2 19 are fixedly connected to the output end of motor 2 18 .

As shown in Figures 1, 7 and 8: a workbench 25 is fixedly connected to the top left side of the base 1, and a telescopic assembly is provided on the top of the workbench 25. The telescopic assembly includes a hydraulic cylinder 26 and a push rod 27. The hydraulic cylinder 26 The bottom is fixedly connected to the top of the workbench 25, the bottom of the ejector rod 27 is fixedly connected to the output end of the hydraulic cylinder 26, the outside of the telescopic assembly is fixedly connected to a rack plate 28, and the top of the workbench 25 is fixedly connected to a shell 38, and the shell 38 A driving gear 29 is rotatably connected to the inside of the housing 38, a plurality of transmission gears 30 are rotatably connected to the inside of the housing 38, a driven gear 31 is rotatably connected to the inside of the housing 38, and a driven gear 2 32 is rotatably connected to the inside of the housing 38.

As shown in Figure 8: the rack plate 28 is meshed with the driving gear 29, the driving gear 29 is meshed with one of the transmission gears 30, the driven gear 31 is meshed with one of the transmission gears 30, and the driven gear 31 is meshed with one of the transmission gears 30. 31 is meshed with the driven gear 32. The multiple meshing connections change the movement mode of the device's force. One of the connecting rods 33 is fixedly connected to the outside of the driven gear 31, and the other connecting rod 33 is fixed. Connected to the outside of the driven gear two 32, different connection points allow the device to perform opening and closing movements. The external far side of the connecting rod 33 is fixedly connected to a fixed block 34, and the external side of the fixed block 34 is fixedly connected to a motor three 35. The motor A rotating shaft 36 is fixedly connected to the output end of the third 35, and a plurality of brushes 37 are fixedly connected to the outside of the rotating shaft 36 for cleaning when the object is transported to a designated position.

The detector 39 is fixedly connected to the top right side of the base 1 , and the outside of the push rod 7 is fixedly connected to the far side of the plurality of connecting blocks 23 .

As shown in Figures 4 and 6: the top of the transmission shaft 15 is fixedly connected to the bottom of the turntable 4, and the exteriors of the plurality of balls 5 are slidingly connected to the inside of the base 3.

Compared with some existing technologies, the above content can enable the device to gently and stably clamp the blade during use, perform multi-station processing and inspection, and rhythmically clean the surface of objects to remove dust and impurities, solving the problem of clamping. The device causes scratches on the blades, low detection efficiency, and inaccurate detection data due to impurities.

Working principle: First, the staff sends the object to the device, starts the second motor 18 to drive the second turntable 20 to rotate. During the rotation of the second turntable 20, the follower rod 24 will be subject to internal motion interference, causing the follower rod 24 to drive and slide. The plate 22 and the connecting block 23 move horizontally on the top of the disc 17, because the connecting block 23 is connected to the push rod 7, and when the push rod 7 is displaced, it will drive the connecting rod 8 to move horizontally, thereby driving the sliding sleeve 9 to move horizontally. The outside of the connecting rod 8 moves, and the pressure rod 12 forms a reciprocating displacement through the movement of the moving rod 10 and the moving rod 2 11. A rubber round head 13 is installed on the outside of the pressure rod 12 to clamp and protect the object. After the objects are clamped, the motor 14 is started so that the transmission shaft 15 drives the turntable 4 to rotate inside the base 3. When the objects are rotated to the front of the workbench 25, the hydraulic cylinder 26 is started to make the driving gear 29 A series of transmission gears 30 and driven gears 31 and 32 are driven to cause the two connecting rods 33 to open and close. A brush 37 is provided above the connecting rod 33, and a pair of motors 35 on the side. The brush 37 provides rotational power. After scraping off the impurities on the surface, the object is rotated in front of the detector 39 for thickness detection to achieve the purpose.

Finally, it should be noted that the above are only preferred embodiments of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it is still The technical solutions described in the foregoing embodiments may be modified, or equivalent substitutions may be made to some of the technical features. Any modifications, equivalent substitutions, improvements, etc. within the spirit and principles of the present invention shall include within the protection scope of the present invention.

Claims (10)

1. The utility model provides a gas turbine blade thickness detection device, includes base (1), its characterized in that: the top fixedly connected with a plurality of support columns (2) of base (1), a plurality of the top fixedly connected with base (3) of support column (2), the inside rotation of base (3) is connected with carousel one (4), the bottom rotation of carousel one (4) is connected with a plurality of balls (5), the outside of carousel one (4) fixedly connected with a plurality of outer frame (6) all around, the right side sliding connection of outer frame (6) has push rod (7), the outside left side fixedly connected with connecting rod (8) of push rod (7), the outside sliding connection of connecting rod (8) has two sliding sleeves (9), outside one side rotation of sliding sleeve (9) is connected with movable rod one (10), the outside opposite side rotation of sliding sleeve (9) is connected with movable rod two (11), the left side sliding connection of outer frame (6) has two depression bars (12), and the close one side of depression bar (12) is fixedly connected with a plurality of rubber button (13) respectively, the top of base (1) is provided with drive assembly.

2. A gas turbine blade thickness detection apparatus as claimed in claim 1, wherein: the driving assembly comprises a first motor (14) and a first transmission shaft (15), wherein the bottom of the first motor (14) is fixedly connected to the bottom of the base (1), and the bottom of the first transmission shaft (15) is fixedly connected to the output end of the first motor (14).

3. A gas turbine blade thickness detection apparatus as claimed in claim 1, wherein: the top fixedly connected with dead lever (16) of carousel one (4), a plurality of the top fixedly connected with disc (17) of dead lever (16), the top of carousel one (4) is provided with power pack, power pack's outside fixedly connected with carousel two (20), a plurality of recess (21) have been seted up to carousel two (20), the top sliding connection of disc (17) has a plurality of sliding plates (22), a plurality of the looks far side fixedly connected with connecting block (23) of sliding plate (22), the top fixedly connected with follower lever (24) of sliding plate (22).

4. A gas turbine blade thickness detection apparatus according to claim 3, wherein: the power assembly comprises a second motor (18) and a second transmission shaft (19), wherein the bottom of the second motor (18) is fixedly connected to the top of the first turntable (4), and the bottom of the second transmission shaft (19) is fixedly connected to the output end of the second motor (18).

5. A gas turbine blade thickness detection apparatus as claimed in claim 1, wherein: the left side of the top of the base (1) is fixedly connected with a workbench (25), the top of the workbench (25) is provided with a telescopic component, the outside of the telescopic component is fixedly connected with a rack plate (28), the top of the workbench (25) is fixedly connected with a shell (38), the inside rotation of shell (38) is connected with driving gear (29), the inside rotation of shell (38) is connected with a plurality of drive gears (30), the inside rotation of shell (38) is connected with driven gear one (31), the inside rotation of shell (38) is connected with driven gear two (32).

6. A gas turbine blade thickness detection apparatus as claimed in claim 5, wherein: the telescopic assembly comprises a hydraulic cylinder (26) and a push rod (27), wherein the bottom of the hydraulic cylinder (26) is fixedly connected to the top of the workbench (25), the bottom of the push rod (27) is fixedly connected to the output end of the hydraulic cylinder (26), a rack plate (28) is in meshed connection with a driving gear (29), the driving gear (29) is in meshed connection with one of the transmission gears (30), a driven gear I (31) is in meshed connection with one of the transmission gears (30), and a driven gear II (32) is in meshed connection.

7. A gas turbine blade thickness detection apparatus as claimed in claim 6, wherein; one of the connecting rods (33) is fixedly connected to the outer portion of the driven gear I (31), the other connecting rod (33) is fixedly connected to the outer portion of the driven gear II (32), a fixing block (34) is fixedly connected to one side, far away from the outer portion, of the connecting rod (33), a motor III (35) is fixedly connected to the outer portion of the fixing block (34), a rotating shaft (36) is fixedly connected to the output end of the motor III (35), and a plurality of hairbrushes (37) are fixedly connected to the outer portion of the rotating shaft (36).

8. A gas turbine blade thickness detection apparatus as claimed in claim 1, wherein; the right side of the top of the base (1) is fixedly connected with a detector (39).

9. A gas turbine blade thickness detection apparatus according to claim 2, wherein; the top of the transmission shaft I (15) is fixedly connected to the bottom of the rotary table I (4), and the outer parts of the plurality of balls (5) are slidably connected to the inner part of the base (3).

10. A gas turbine blade thickness detection apparatus according to claim 3, wherein; the outside of the push rod (7) is fixedly connected to the far side of the connecting blocks (23).