A high temperature alloy blade wax model orthopedic tool

Abstract

The invention discloses a high-temperature alloy blade wax mold correction tool, comprising a base, two end surfaces of the base fixedly connected with handles, an upper end surface of the base is provided with a strip groove, a correction seat is arranged in the strip groove, two ends of the correction seat are connected with the bottom of the strip groove by height adjustment bolts, a lower correction block is installed on the correction seat, the lower correction block and the correction seat are connected by symmetrically arranged angle adjustment nuts, one side of the upper end of the lower correction block is connected with the upper correction block by a movable hinge, the other end of the lower correction block is movably connected with a locking buckle, the locking buckle is clamped with one end of the upper correction block, and a blade crown locking mechanism is installed on one side of the upper end of the base; the present invention can effectively control the position height of each profile of each blade by adjusting the height adjustment nut of the correction seat, and can control the torsion angle of the blade by the angle adjustment nut, so as to avoid deformation of the blade during the casting process, and the adjustment and correction are simple and convenient, with high correction efficiency, thus improving production efficiency, enabling stable production of blades and reducing scrap rate.

Description

Technical Field

[0001] The invention relates to the technical field of investment casting, and in particular to a high-temperature alloy blade wax mold orthopedic tool. Background Art

[0002] In the actual production process of high-temperature alloy blades for existing high-temperature aircraft engines and gas turbine blades, the blade size is guaranteed by the mold size and the blade size is ensured by long-term shape preservation. If the blade is deformed in the later stage, it can only be corrected by adjusting the mold. The blade deformation is highly random and the deformation amount varies. It is difficult to adjust the mold, which can easily lead to mold scrapping. If the blade size is ensured by long-term shape preservation, the production efficiency is low and unstable. In view of the shortcomings of existing blade shaping technology, the purpose of the present invention is to provide a device to ensure that the blade has a size that is completely consistent with the drawing at the wax mold stage, and the reverse deformation of the blade can be adjusted according to the deformation of the blade in the later stage to obtain a qualified high-temperature alloy blade. Summary of the invention

[0003] The main purpose of the present invention is to provide a high-temperature alloy blade wax mold correction tool. By adjusting the height adjustment nut of the correction seat, the position height of each blade surface can be effectively controlled. The torsion angle of the blade can be controlled by the angle adjustment nut, thereby adjusting and correcting the surface and torsion angle of the blade wax part to avoid blade deformation during the casting process. The adjustment and correction are simple and convenient, the correction efficiency is high, the production efficiency is improved, the blades can be stably produced, the scrap rate is reduced, and the problems in the background technology can be effectively solved.

[0004] To achieve the above-mentioned purpose, the technical solution adopted by the present invention is: a high-temperature alloy blade wax mold correction tool, comprising a base, two end surfaces of the base are fixedly connected to handles, a strip groove is provided on the upper end surface of the base, a correction seat is provided in the strip groove, both ends of the correction seat are connected to the bottom of the strip groove through height adjustment bolts, a lower correction block is installed on the correction seat, the lower correction block and the correction seat are connected through symmetrically arranged angle adjustment nuts, one side of the upper end of the lower correction block is connected to the upper correction block through a movable hinge, the other end of the lower correction block is movably connected to the locking buckle, the locking buckle is clamped with one end of the upper correction block, a blade crown locking mechanism is installed on one side of the upper end of the base, and a three-coordinate measurement reference column is installed in the middle of the other side of the upper end of the base.

[0005] Preferably, there are four strip-shaped grooves and four corresponding correction seats, and lower correction blocks are respectively installed on the four correction seats, and the lower correction blocks are respectively arranged at the end, middle and tail of the blade.

[0006] Preferably, a circular arc groove is provided on one side of the correction seat, the circular arc grooves at the lower end of the lower correction block are of the same shape and are concentrically arranged, a positioning arc groove is provided in the middle of the side of the lower correction block, and adjustment arc grooves are symmetrically provided on both sides of the positioning arc groove of the lower correction block, a positioning rod fixedly connected to the side of the correction seat is provided in the positioning arc groove, an angle adjustment nut is provided in the adjustment arc groove, and the angle adjustment nut is threadedly connected to the correction seat.

[0007] Preferably, the lower correction block is located on the side of the adjustment arc groove and is connected to the correction seat through a second positioning rod, and the second positioning rod is threadedly connected to the correction seat.

[0008] Preferably, the side surface of the correction seat below the arc groove is provided with a scale line, the middle of the scale line is the "0" reference line, the "0" reference line of the scale line is aligned with the middle of the arc groove and the middle of the adjustment arc groove, and the outer side surface of the lower correction block is provided with an indicator arrow aligned with the "0" reference line of the scale line.

[0009] Preferably, the upper end surface of the lower correction block is provided with a groove corresponding to the convex surface of the blade, and the lower end surface of the upper correction block is provided with a convex block corresponding to the concave surface of the blade, and the groove and the convex block correspond to the standard arc of the relative position of the blade.

[0010] Preferably, the leaf crown locking mechanism includes a vertical block 1, a vertical block 2, a side pressure block and a leaf crown locking buckle, the vertical block 1 and the vertical block 2 are fixedly mounted on the upper end surface of the base, the side pressure block is slidably connected to the vertical block 2, the leaf crown locking buckle is fixedly mounted on the upper end surface of the vertical block 1, and the telescopic end of the leaf crown locking buckle is fixedly connected to the side pressure block.

[0011] Preferably, the side surface of the side pressure block away from the crown locking buckle is fixedly connected to the crown correction block, and the end surface of the crown correction block is fixedly connected to the correction push block in the upper and lower directions, and the correction push block fits with the crown end surface of the blade.

[0012] Preferably, a top block corresponding to the correction push block is installed on a side of the upper correction block and the lower correction block close to the correction push block.

[0013] Compared with the traditional technology, the beneficial effects produced by the present invention are as follows: the present invention can effectively control the position height of each blade profile by adjusting the height adjustment nut of the correction seat, and can control the torsion angle of the blade by the angle adjustment nut, thereby adjusting and correcting the profile and torsion angle of the blade wax part to avoid blade deformation during the casting process. The adjustment and correction are simple and convenient, the correction efficiency is high, the production efficiency is improved, the blades can be produced stably, and the scrap rate is reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional schematic diagram of the overall structure of the present invention;

[0015] Figure 2 It is a schematic diagram of the three-dimensional structure of the wax model of the integral structure correction blade of the present invention;

[0016] Figure 3 This is a schematic diagram of the placement structure of the wax model of the integral structure correction blade of the present invention;

[0017] Figure 4 For the present invention Figure 3 A is an enlarged schematic diagram.

[0018] In the figure: 1. base; 2. handle; 3. strip groove; 4. correction seat; 5. lower correction block; 6. angle adjustment nut; 7. movable hinge; 8. upper correction block; 9. locking buckle; 10. three-coordinate measurement reference column; 11. arc groove; 12. positioning arc groove; 13. adjustment arc groove; 14. positioning rod one; 15. positioning rod two; 16. scale line; 17. indicator arrow; 18. vertical block one; 19. vertical block two; 20. side pressure block; 21. leaf crown locking buckle; 22. leaf crown correction block; 23. correction push block; 24. top block; 25. height adjustment bolt. DETAILED DESCRIPTION

[0019] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further explained below in conjunction with specific implementation methods.

[0020] like Figure 1-4 As shown, a high-temperature alloy blade wax mold correction tool comprises a base 1, and the two end surfaces of the base 1 are fixedly connected to handles 2, the upper end surface of the base 1 is provided with a strip groove 3, and a correction seat 4 is arranged in the strip groove 3, and the two ends of the correction seat 4 are connected to the bottom of the strip groove 3 through height adjustment bolts 25, and a lower correction block 5 is installed on the correction seat 4, and the lower correction block 5 and the correction seat 4 are connected through symmetrically arranged angle adjustment nuts 6, and one side of the upper end of the lower correction block 5 is connected to the upper correction block 8 through a movable hinge 7, and the other end of the lower correction block 5 is movably connected to the locking buckle 9, and the locking buckle 9 is clamped with one end of the upper correction block 8, a blade crown locking mechanism is installed on one side of the upper end of the base 1, and a three-coordinate measurement reference column 10 is installed in the middle of the other side of the upper end of the base 1.

[0021] During specific implementation, after taking out the blade wax model, open the locking buckle 9 and rotate the upper correction block 8 to place the blade wax model on the lower correction block 5, cover the upper correction block 8, fix it with the locking buckle 9, and use the crown locking mechanism to lock and fix the crown of the blade wax model. Adjust the height adjustment nut 25 of the correction seat to control the position height of each blade surface, adjust the angle adjustment nut 6 to control the torsion angle of the blade, thereby adjusting and correcting the surface and torsion angle of the blade wax part, and determine the correction time according to the deformation situation.

[0022] In this embodiment, there are four strip grooves 3 and four corresponding correction seats 4, and lower correction blocks 5 are respectively installed on the four correction seats 4. The lower correction blocks 5 are respectively arranged at the end, middle and tail of the blade, and in actual correction production, the number of strip grooves 3 can be appropriately increased according to the length of the blade and the correction accuracy of the blade, and is not limited to 4 groups.

[0023] In this embodiment, a circular arc groove 11 is provided on one side of the correction seat 4, and the circular arc groove 11 at the lower end of the lower correction block 5 has the same shape and is concentrically arranged. A positioning arc groove 12 is provided in the middle of the side of the lower correction block 5, and the lower correction block 5 is symmetrically provided with adjustment arc grooves 13 on both sides of the positioning arc groove 12. A positioning rod 14 fixedly connected to the side of the correction seat 4 is provided in the positioning arc groove 12, and an angle adjustment nut 6 is provided in the adjustment arc groove 13, and the angle adjustment nut 6 is threadedly connected to the correction seat 4.

[0024] In this embodiment, the lower correction block 5 is located on the side of the adjustment arc groove 13 and is connected to the correction seat 4 through the positioning rod 15. The positioning rod 15 is threadedly connected to the correction seat 4. The positioning rod 15 is limited and fixed to the position of the reference point to play a role in positioning the reference point. When adjusting and correcting, the positioning rod 15 is removed for correction.

[0025] In this embodiment, a scale line 16 is provided on the side of the correction seat 4 below the arc groove 11, and the middle of the scale line 16 is the "0" reference line. The "0" reference line of the scale line 16 is aligned with the middle of the arc groove 11 and the middle of the adjustment arc groove 13, and the outer side surface of the lower correction block 5 is provided with an indicator arrow 17 aligned with the "0" reference line of the scale line 16.

[0026] In this embodiment, the upper end face of the lower correction block 5 is provided with a groove corresponding to the convex surface of the blade, and the lower end face of the upper correction block 8 is provided with a convex block corresponding to the concave surface of the blade. The groove and the convex block correspond to the standard arc of the relative position of the blade, which facilitates the correction of the shape of the blade wax model to the standard shape.

[0027] In this embodiment, the leaf crown locking mechanism includes a vertical block 18, a vertical block 19, a side pressure block 20 and a leaf crown locking buckle 21. The vertical block 18 and the vertical block 19 are fixedly installed on the upper end surface of the base 1, the side pressure block 20 is slidably connected to the vertical block 19, and the leaf crown locking buckle 21 is fixedly installed on the upper end surface of the vertical block 18, and the telescopic end of the leaf crown locking buckle 21 is fixedly connected to the side pressure block 20.

[0028] In this embodiment, the side pressure block 20 is fixedly connected to the leaf crown correction block 22 on one side away from the leaf crown locking buckle 21, and the end surface of the leaf crown correction block 22 is fixedly connected to the correction push block 23 in the upper and lower directions. The correction push block 23 is fitted with the leaf crown end surface of the blade, and the leaf crown locking buckle 21 pushes the side pressure block 20 to slide on the vertical block 19 close to the leaf crown end of the blade, so that the correction push block 23 at the end of the leaf crown correction block 22 corrects and straightens the upper and lower ends of the leaf crown to prevent the leaf crown from deviating toward the groove or protrusion of the blade.

[0029] In this embodiment, a top block 24 corresponding to the correction push block 23 is installed on the side of the upper correction block 8 and the lower correction block 5 close to the correction push block 23, and a support block for supporting the tail wing of the blade wax model is also installed on the side of the second lower correction block 5 close to the blade wax model at the tail of the blade wax model.

[0030] The above description is only by way of illustration of certain exemplary embodiments of the present invention. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A high-temperature alloy blade wax mold correction tool, including a base, characterized in that: The two end surfaces of the base are fixedly connected to the handle, the upper end surface of the base is provided with a strip groove, a correction seat is arranged in the strip groove, the two ends of the correction seat are connected to the bottom of the strip groove through height adjustment bolts, a lower correction block is installed on the correction seat, the lower correction block and the correction seat are connected through symmetrically arranged angle adjustment nuts, one side of the upper end of the lower correction block is connected to the upper correction block through a movable hinge, the other end of the lower correction block is movably connected to the locking buckle, the locking buckle is clamped with one end of the upper correction block, a leaf crown locking mechanism is installed on one side of the upper end of the base, and a three-coordinate measurement reference column is installed in the middle of the other side of the upper end of the base. The leaf crown locking mechanism includes a vertical block 1, a vertical block 2, a side pressure block and a leaf crown locking buckle. The vertical block 1 and the vertical block 2 are fixedly installed on the upper end surface of the base, the side pressure block is slidably connected to the vertical block 2, the leaf crown locking buckle is fixedly installed on the upper end surface of the vertical block 1, the telescopic end of the leaf crown locking buckle is fixedly connected to the side pressure block, the side of the side pressure block away from the leaf crown locking buckle is fixedly connected to the leaf crown correction block, the end surface of the leaf crown correction block is fixedly connected to the correction push block in the upper and lower directions, the correction push block is in contact with the leaf crown end surface of the blade, and the upper correction block and the lower correction block are both installed with a top block corresponding to the correction push block on a side close to the correction push block.

2. A high temperature alloy blade wax model correction tool according to claim 1, characterized in that: There are four strip-shaped grooves and four corresponding correction seats, and lower correction blocks are respectively installed on the four correction seats. The lower correction blocks are respectively arranged at the end, middle and tail of the blade.

3. A high temperature alloy blade wax model correction tool according to claim 2, characterized in that: An arc groove is provided on one side of the correction seat, the arc grooves at the lower end of the lower correction block are of the same shape and are concentrically arranged, a positioning arc groove is provided in the middle of the side of the lower correction block, and adjustment arc grooves are symmetrically provided on both sides of the positioning arc groove of the lower correction block, a positioning rod fixedly connected to the side of the correction seat is provided in the positioning arc groove, an angle adjustment nut is provided in the adjustment arc groove, and the angle adjustment nut is threadedly connected to the correction seat.

4. A high temperature alloy blade wax mold correction tool according to claim 3, characterized in that: The lower correction block is located on the side of the adjustment arc groove and is connected to the correction seat through a second positioning rod, and the second positioning rod is threadedly connected to the correction seat.

5. The high temperature alloy blade wax mold correction tool according to claim 4, characterized in that: The side surface of the correction seat below the circular arc groove is provided with a scale line, the middle of the scale line is the "0" reference line, the "0" reference line of the scale line is aligned with the middle of the circular arc groove and the middle of the adjustment arc groove, and the outer side surface of the lower correction block is provided with an indicator arrow aligned with the "0" reference line of the scale line.

6. The high temperature alloy blade wax model correction tool according to claim 1, characterized in that: The upper end surface of the lower correction block is provided with a groove corresponding to the convex surface of the blade, and the lower end surface of the upper correction block is provided with a convex block corresponding to the concave surface of the blade. The groove and the convex block correspond to the standard arc of the relative position of the blade.

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