Measuring device for stator blade processing

Abstract

The utility model relates to the field of stator blade processing, in particular to a measuring device for stator blade processing. Comprising a storage plate, a plurality of mounting blocks are arranged below the storage plate in a rectangular array mode, a first electric push rod is mounted at the top of each mounting block, a mounting groove is formed in the center of the bottom of each mounting block, and a first motor is arranged in each mounting groove; a group of moving blocks are slidably attached to the bottom of each group of mounting blocks, a group of empty grooves are formed in the bottom of each group of moving blocks, a group of rotating rods are arranged in each group of empty grooves, and a group of second motors are arranged at one ends of each group of moving blocks; the output end of each second motor penetrates through the corresponding moving block and then is in transmission connection with the corresponding rotating rod. According to the embodiment of the invention, the equipment can be mounted on a mounting surface with inclination by adjusting the equipment, meanwhile, the equipment can be suitable for workers with different heights, and the practicability is improved while the limitation is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of stator blade processing, in particular to a measuring device for stator blade processing. Background Art

[0002] Stator blades are one of the most important components of rotating machinery such as gas turbines, steam turbines, and compressors. Their machining accuracy directly affects the performance and efficiency of the equipment. Therefore, the size of the blades needs to be accurately measured during the machining process.

[0003] A search revealed a prior art Chinese patent, published with the publication number CN220437321U and the publication date February 2, 2024, that discloses an integrated measuring tool for measuring the symmetry of aircraft engine stator blades. The tool comprises a base, a first base, a first tip, a first bushing, a backing plate, an alignment block, a positioning block, a sleeve, a plate, a gasket, a first spring, a second spring, a second base, a second bushing, a second tip, a gear, a ball handle, multiple screws, multiple bolts, and multiple pins. This embodiment is easy to use during measurement and has low subsequent maintenance costs.

[0004] However, the device still has the following defects: the above embodiment has limitations. If the device cannot be adjusted so that it can be installed on an inclined installation surface, the installation range will be limited, thereby reducing the practicality of the device. Utility Model Content

[0005] In response to the above problems, the present invention provides a measuring device for machining stator blades, comprising a storage plate, a plurality of groups of mounting blocks arranged in a rectangular array below the storage plate, a group of first electric push rods mounted on the top of each group of mounting blocks, a group of mounting slots opened at the bottom center of each group of mounting blocks, a group of first motors disposed in each group of mounting slots, and a group of moving blocks slidably fitted to the bottom of each group of mounting blocks;

[0006] A group of empty slots are provided at the bottom of each group of the moving blocks, a group of rotating rods are provided in each group of the empty slots, a group of second motors are provided at one end of each group of the moving blocks, the output ends of each group of the second motors pass through the moving blocks and are connected to the rotating rods through transmission, a group of connecting blocks are fixedly sleeved on each group of the rotating rods, a group of fixing plates are installed at one end of each group of the connecting blocks, two groups of threaded holes are symmetrically provided at the top edge of each group of the fixing plates, and a group of screws are provided directly above each group of the threaded holes.

[0007] Furthermore, the output end of each group of the first electric push rods is installed at the bottom edge of the storage plate, the output end of each group of the first motors is transmission-connected to the top of the moving block, and the two ends of the rotating rod are rotatably connected to the inner walls on both sides of the moving block.

[0008] Furthermore, a baffle is installed at the top edge of the storage plate, a first scale line is provided on one side wall of the baffle, a slide groove is opened on the top of the storage plate, a screw rod is provided in the slide groove, and both ends of the screw rod are rotatably connected to the inner walls on both sides of the storage plate.

[0009] Furthermore, a third motor is provided at one end of the storage plate, and the output end of the third motor passes through the storage plate and is connected to the screw rod through a transmission, and a slider is threadedly connected to the screw rod, and the slider slides in the slide groove, and the top of the storage plate is slidably fitted with a splint, and the top of the slider is installed on the bottom of the splint.

[0010] Furthermore, a connecting plate is installed on the top of the splint near one end of the baffle, and a first pointer is installed on the end of the connecting plate near the baffle. The first pointer slides on the side wall of the baffle near the bottom of one side wall of the connecting plate.

[0011] Furthermore, a fixed block is installed at one end of the storage plate, and the fixed block is located at the end of the storage plate away from the third motor. A second scale line is provided on the side wall of the fixed block away from the storage plate. A movable groove is provided on the top of the fixed block, and a threaded rod is provided in the movable groove. Both ends of the threaded rod are rotatably connected to the inner walls on both sides of the fixed block.

[0012] Furthermore, a fourth motor is provided at one end of the fixed block, and the output end of the fourth motor passes through the fixed block and is transmission-connected to the threaded rod. The threaded rod is threadedly connected with a sliding block, and the sliding block slides in the movable groove.

[0013] Furthermore, a storage block is installed on the top of the sliding block, a second electric push rod is installed on the top of the storage block, a mounting plate is installed on the output end of the second electric push rod, and a vertical plate is installed on one side wall of the second electric push rod.

[0014] Furthermore, a second pointer is installed on one side wall of the mounting plate close to the vertical plate, and the second pointer slides on the vertical plate. A third scale line is provided on one side wall of the vertical plate close to the second pointer, and a pressure plate is installed on one side wall of the mounting plate, and the pressure plate and the bottom of the second pointer are located on the same horizontal line.

[0015] Furthermore, a third electric push rod is installed on a side wall of the storage block away from the baffle, a movable plate is installed on the output end of the third electric push rod, a third pointer is installed on a side wall of the movable plate, and the third pointer slides and fits on a side wall of the fixed block close to the bottom of a side wall of the movable plate.

[0016] The beneficial effects of the utility model are:

[0017] 1. The first motor drives the moving block to rotate while driving the empty slot and the fixed plate to rotate. The second motor drives the rotating rod to rotate while driving the connecting block to rotate. The connecting block drives the fixed plate to move and adjust the angle of the fixed plate. The first electric push rod drives the storage plate to rise and adjust the height of the storage plate. Adjustment allows the equipment to be installed on an inclined installation surface and is suitable for workers of different heights, reducing limitations while improving practicality.

[0018] 2. The rotation of the third motor drives the clamping plate and the first pointer to move, the third electric push rod drives the moving plate to move and the third pointer to move at the same time, the fourth motor drives the placement block to move, the second electric push rod drives the mounting plate to descend and the second pointer and the pressure plate to descend, and the size of the stator blade is obtained through the positions of the first pointer, the second pointer and the third pointer. The operation is simple and convenient, and the size can be obtained quickly while reducing costs.

[0019] Other features and advantages of the present invention will be described in the following description, and in part will become apparent from the description, or understood by practicing the present invention. The purpose and other advantages of the present invention can be achieved and obtained by the structures indicated in the description, claims and drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following is a brief introduction to the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0021] Figure 1 A schematic structural diagram of a measuring device according to an embodiment of the present utility model is shown;

[0022] Figure 2 Shows a schematic cross-sectional view of a mounting block according to an embodiment of the present utility model;

[0023] Figure 3 Shows a schematic structural diagram of a connecting plate according to an embodiment of the present utility model;

[0024] Figure 4 A schematic diagram of the pressure plate structure according to an embodiment of the present utility model is shown.

[0025] In the figure: 1. storage plate; 2. mounting block; 3. first electric push rod; 4. mounting slot; 5. first motor; 6. moving block; 7. empty slot; 8. rotating rod; 9. second motor; 10. connecting block; 11. fixing plate; 12. threaded hole; 13. screw; 14. baffle; 15. first scale line; 16. slide slot; 17. screw rod; 18. third motor; 19. slider; 20. clamping plate; 21. connecting plate; 22. first pointer; 23. fixing block; 24. second scale line; 25. moving slot; 26. threaded rod; 27. fourth motor; 28. sliding block; 29. storage block; 30. second electric push rod; 31. mounting plate; 32. vertical plate; 33. second pointer; 34. third scale line; 35. pressure plate; 36. third electric push rod; 37. moving plate; 38. third pointer. DETAILED DESCRIPTION

[0026] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts shall fall within the scope of protection of the present invention.

[0027] The embodiment of the present utility model provides a measuring device for machining stator blades, including a placing plate 1, for example, Figure 1 and Figure 2 As shown, a plurality of groups of mounting blocks 2 are arranged in a rectangular array below the storage plate 1, and a group of first electric push rods 3 are installed on the top of each group of mounting blocks 2. The output end of each group of the first electric push rods 3 is installed at the bottom edge of the storage plate 1, and a group of mounting slots 4 are opened at the bottom center of each group of mounting blocks 2. A group of first motors 5 are arranged in each group of mounting slots 4. A group of moving blocks 6 are slidably fitted on the bottom of each group of mounting blocks 2, and the output end of each group of the first motors 5 is transmission-connected to the top of the moving block 6. A group of empty slots are opened at the bottom of each group of moving blocks 6. Slot 7, each group of the empty slots 7 is provided with a group of rotating rods 8, the two ends of the rotating rods 8 are rotatably connected to the inner walls of both sides of the moving block 6, one end of each group of the moving block 6 is provided with a group of second motors 9, the output ends of each group of the second motors 9 pass through the moving block 6 and are connected to the rotating rods 8 through transmission, each group of the rotating rods 8 is fixedly sleeved with a group of connecting blocks 10, one end of each group of the connecting blocks 10 is installed with a group of fixing plates 11, and two groups of threaded holes 12 are symmetrically opened at the top edge of each group of the fixing plates 11, and a group of screws 13 are provided directly above each group of the threaded holes 12.

[0028] For example, Figure 1 、 Figure 3 and Figure 4 As shown, a baffle 14 is installed at the top edge of the storage plate 1, and a first scale line 15 is provided on one side wall of the baffle 14. A slide groove 16 is provided on the top of the storage plate 1, and a screw rod 17 is provided in the slide groove 16. The two ends of the screw rod 17 are rotatably connected to the inner walls of the two sides of the storage plate 1. A third motor 18 is provided at one end of the storage plate 1, and the output end of the third motor 18 passes through the storage plate 1 and is then connected to the screw rod 17. A slider 19 is threadedly connected to the screw rod 17, and the slider 19 slides in the slide groove 16. The top of the storage plate 1 is slidably fitted with a splint 20, and the top of the slider 19 is mounted on the splint 2 0, a connecting plate 21 is installed at one end of the top of the splint 20 close to the baffle 14, and a first pointer 22 is installed at one end of the connecting plate 21 close to the baffle 14. The bottom of the side wall of the first pointer 22 close to the connecting plate 21 slides on the side wall of the baffle 14, and a fixed block 23 is installed at one end of the storage plate 1. The fixed block 23 is located at the end of the storage plate 1 away from the third motor 18, and a second scale line 24 is provided on the side wall of the fixed block 23 away from the storage plate 1. A movable groove 25 is provided at the top of the fixed block 23, and a threaded rod 26 is provided in the movable groove 25. The two ends of the threaded rod 26 are rotatably connected to On the inner walls on both sides of the fixed block 23, one end of the fixed block 23 is provided with a fourth motor 27, the output end of the fourth motor 27 passes through the fixed block 23 and is transmission-connected to the threaded rod 26, the threaded rod 26 is threadedly connected with a sliding block 28, the sliding block 28 slides in the moving groove 25, the top of the sliding block 28 is installed with a storage block 29, the top of the storage block 29 is installed with a second first electric push rod 30, the output end of the second first electric push rod 30 is installed with a mounting plate 31, a vertical plate 32 is installed on one side wall of the second first electric push rod 30, and a second mounting plate 31 is installed on a side wall of the mounting plate 31 close to the vertical plate 32 Pointer 33, the second pointer 33 slides and fits on the vertical plate 32, and a third scale line 34 is provided on a side wall of the vertical plate 32 close to the second pointer 33, and a pressure plate 35 is installed on one side wall of the mounting plate 31, and the pressure plate 35 and the bottom of the second pointer 33 are located on the same horizontal line, and a third first electric push rod 36 is installed on a side wall of the storage block 29 away from the baffle 14, and a moving plate 37 is installed on the output end of the third first electric push rod 36, and a third pointer 38 is installed on one side wall of the moving plate 37, and the third pointer 38 slides and fits on a side wall of the fixed block 23 near the bottom of a side wall of the moving plate 37.

[0029] Working principle: The first motor 5 drives the moving block 6 to rotate while driving the empty slot 7 and the fixed plate 11 to rotate. The second motor 9 drives the rotating rod 8 to rotate while driving the connecting block 10 to rotate. The connecting block 10 drives the fixed plate 11 to move, adjust the angle of the fixed plate 11, turn the screw 13 through the threaded hole 12 and then thread it on the mounting surface. The first electric push rod 3 drives the storage plate 1 to rise, adjust the height of the storage plate 1 so that the equipment can be installed on a mounting surface with an inclination, and is suitable for workers of different heights. The stator blade is placed on the top of the storage plate 1. The third motor 18 drives the screw rod 17 to rotate while driving the slider 19 to move, so that the two ends of the stator blade are respectively attached to the splint 20 and the side wall of the second motor 9. The splint 20 drives the connecting plate 21 to move. At the same time, it drives the first pointer 22 to move, and the third first electric push rod 36 drives the moving plate 37 to move and the third pointer 38 to move. The moving plate 37 is attached to the side wall of the stator blade. The length and width of the stator blade are obtained by observing the first scale line 15 and the second scale line 24 through the positions of the first pointer 22 and the third pointer 38. The fourth motor 27 drives the threaded rod 26 to rotate and drives the sliding block 28 to move. The sliding block 28 drives the placement block 29 to move so that the third pointer 38 is located above the stator blade. The second first electric push rod 30 drives the mounting plate 31 to rise and fall and drives the second pointer 33 and the pressure plate 35 to rise and fall. The bottom of the pressure plate 35 is attached to the top of the stator blade. The height of the stator blade is obtained by the position of the second pointer 33, and the size of the stator blade is obtained.

[0030] The first motor 5 drives the moving block 6 to rotate while driving the empty slot 7 and the fixed plate 11 to rotate. The second motor 9 drives the rotating rod 8 to rotate while driving the connecting block 10 to rotate. The connecting block 10 drives the fixed plate 11 to move and adjust the angle of the fixed plate 11. The first electric push rod 3 drives the storage plate 1 to rise and adjust the height of the storage plate 1. The adjustment allows the equipment to be installed on an inclined installation surface and is suitable for workers of different heights, reducing limitations while improving practicality.

[0031] The third motor 18 rotates to drive the clamping plate 20 and the first pointer 22 to move, the third first electric push rod 36 drives the moving plate 37 to move and the third pointer 38 to move, the fourth motor 27 drives the placement block 29 to move, and the second first electric push rod 30 drives the mounting plate 31 to descend and the second pointer 33 and the pressure plate 35 to descend. The size of the stator blade is obtained through the positions of the first pointer 22, the second pointer 33 and the third pointer 38. The operation is simple and convenient, and the size can be obtained quickly while reducing costs.

[0032] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein; and these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims

1. A measuring device for machining stator blades, comprising a mounting plate (1), characterized in that: A plurality of groups of mounting blocks (2) are arranged in a rectangular array below the storage plate (1); a group of first electric push rods (3) are installed on the top of each group of mounting blocks (2); a group of mounting slots (4) are opened at the center of the bottom of each group of mounting blocks (2); a group of first motors (5) are arranged in each group of mounting slots (4); and a group of moving blocks (6) are slidably attached to the bottom of each group of mounting blocks (2); A group of empty slots (7) are provided at the bottom of each group of the moving blocks (6), a group of rotating rods (8) are provided in each group of the empty slots (7), a group of second motors (9) are provided at one end of each group of the moving blocks (6), the output end of each group of the second motors (9) passes through the moving blocks (6) and is connected to the rotating rods (8) through transmission, a group of connecting blocks (10) are fixedly sleeved on each group of the rotating rods (8), a group of fixing plates (11) are installed at one end of each group of the connecting blocks (10), two groups of threaded holes (12) are symmetrically provided at the top edge of each group of the fixing plates (11), and a group of screws (13) are provided directly above each group of the threaded holes (12).

2. The stator blade machining measuring device according to claim 1, characterized in that: The output end of each group of the first electric push rods (3) is installed at the bottom edge of the storage plate (1), the output end of each group of the first motors (5) is transmission-connected to the top of the moving block (6), and the two ends of the rotating rod (8) are rotationally connected to the inner walls on both sides of the moving block (6).

3. The measuring device for stator blade machining according to claim 1, characterized in that: A baffle (14) is installed at the top edge of the storage plate (1), a first scale line (15) is provided on one side wall of the baffle (14), a slide groove (16) is provided on the top of the storage plate (1), a screw rod (17) is provided in the slide groove (16), and both ends of the screw rod (17) are rotatably connected to the inner walls of both sides of the storage plate (1).

4. The measuring device for stator blade machining according to claim 3, characterized in that: A third motor (18) is provided at one end of the storage plate (1), and an output end of the third motor (18) passes through the storage plate (1) and is then connected to a screw rod (17). A slider (19) is threadedly connected to the screw rod (17), and the slider (19) slides in a slide groove (16). A clamping plate (20) is slidably attached to the top of the storage plate (1), and the top of the slider (19) is mounted on the bottom of the clamping plate (20).

5. The stator blade machining measuring device according to claim 4, characterized in that: A connecting plate (21) is installed at one end of the top of the clamping plate (20) close to the baffle (14), and a first pointer (22) is installed at one end of the connecting plate (21) close to the baffle (14). The first pointer (22) is slidably attached to the side wall of the baffle (14) near the bottom of a side wall of the connecting plate (21).

6. The stator blade machining measuring device according to claim 1, characterized in that: A fixed block (23) is installed at one end of the storage plate (1), and the fixed block (23) is located at the end of the storage plate (1) away from the third motor (18). A second scale line (24) is provided on a side wall of the fixed block (23) away from the storage plate (1). A movable groove (25) is provided on the top of the fixed block (23), and a threaded rod (26) is provided in the movable groove (25). Both ends of the threaded rod (26) are rotatably connected to the inner walls of both sides of the fixed block (23).

7. The measuring device for stator blade machining according to claim 6, characterized in that: A fourth motor (27) is provided at one end of the fixed block (23), and an output end of the fourth motor (27) passes through the fixed block (23) and is then transmission-connected to a threaded rod (26). A sliding block (28) is threadedly connected to the threaded rod (26), and the sliding block (28) slides in the movable groove (25).

8. The measuring device for stator blade machining according to claim 7, characterized in that: A storage block (29) is installed on the top of the sliding block (28), a second electric push rod (30) is installed on the top of the storage block (29), a mounting plate (31) is installed on the output end of the second electric push rod (30), and a vertical plate (32) is installed on a side wall of the second electric push rod (30).

9. The measuring device for stator blade machining according to claim 8, characterized in that: A second pointer (33) is mounted on a side wall of the mounting plate (31) close to the vertical plate (32), and the second pointer (33) is slidably fitted on the vertical plate (32). A third scale line (34) is provided on a side wall of the vertical plate (32) close to the second pointer (33). A pressing plate (35) is mounted on a side wall of the mounting plate (31), and the pressing plate (35) and the bottom of the second pointer (33) are located on the same horizontal line.

10. The measuring device for stator blade machining according to claim 9, characterized in that: A third electric push rod (36) is installed on a side wall of the storage block (29) away from the baffle (14), a movable plate (37) is installed on the output end of the third electric push rod (36), a third pointer (38) is installed on a side wall of the movable plate (37), and the third pointer (38) is slidably attached to a side wall of the fixed block (23) near the bottom of a side wall of the movable plate (37).

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