Turbine blade heat treatment tool

Abstract

The utility model discloses a heat treatment tool for turbine blades, which comprises a mounting frame, turbine blade placing mechanisms for placing the turbine blades are arranged at the top end of the mounting frame, and the turbine blade placing mechanisms are distributed in a rectangular array. The turbine blade placing mechanism is formed by combining a moving plate, a connecting plate, a mounting seat, a turbine blade placing plate, springs and a limiting plate, connecting columns are mounted at the four corners of the lower surface of the turbine blade placing plate, the outer sides of the outer walls of the connecting columns are sleeved with the springs, and the springs are located between the turbine blade placing plate and the mounting seat; connecting blocks are installed at the front ends and the rear ends of the outer walls of the two sides of the turbine blade containing plate correspondingly and movably connected with the connecting plates through movable pin shafts. According to the utility model, the placed turbine blade can be automatically limited, the turbine blade does not need to be manually limited additionally, the workload of workers is reduced, and the heat treatment efficiency of the turbine blade is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to turbine blade processing auxiliary equipment technical field, concretely is a kind of turbine blade's heat treatment tooling. BACKGROUND

[0002] The heat treatment of turbine blade is to place turbine blade workpiece in certain medium and heat to appropriate temperature, and after maintaining certain time in this temperature, it is cooled with certain speed again, it is a kind of process method, by heat treatment process, the microstructure in turbine blade workpiece can be changed, to improve the service performance of workpiece.

[0003] Through the search, patent announcement No. CN219409823U discloses a solid solution heat treatment tooling for turbine working blade, belonging to turbine blade machining tooling technical field. Including support frame, support frame is hollow frame of cuboid, the upper end of support frame is provided with placing rod along the width direction of support frame, multiple placing rods are arranged along the length direction of support frame, first positioning groove adapted to positioning point on blade ceramic core is formed on placing rod, multiple first positioning grooves are arranged along the length direction of placing rod. When placing turbine blade on tooling, turbine blade is placed between two placing rods, then make the positioning point of ceramic core on turbine blade in the first positioning groove on both sides of placing rod, and during high-temperature treatment, blade surface is exposed to air during heat treatment. It has the effects of stabilizing and fixing the blade, reducing the risk of blade deformation, making the blade heat evenly and improving production efficiency.

[0004] The existing turbine blade heat treatment tooling when actually used, the staff places turbine blade on tooling, and then manually operates to limit turbine blade, to avoid the situation that turbine blade is deformed due to shaking and collision during heat treatment, however, the staff needs to manually limit turbine blade when limiting turbine blade placed on tooling, which not only makes the workload of staff large, but also affects the efficiency of turbine blade heat treatment, therefore, a turbine blade heat treatment tooling is designed. UTILITY MODEL CONTENTS

[0005] In view of the defects or deficiencies of turbine blade heat treatment tooling, the utility model aims at providing a turbine blade heat treatment tooling, which can automatically limit the placed turbine blade, without manually limiting turbine blade, reduces the workload of staff and improves the efficiency of turbine blade heat treatment.

[0006] To achieve the above utility model purposes, the utility model adopts the following technical solutions:

[0007] The utility model provides a kind of heat treatment tooling of turbine blade, including mounting bracket, the top of mounting bracket is provided with turbine blade placement mechanism for placing turbine blade, and turbine blade placement mechanism is rectangular array distribution;

[0008] The turbine blade placement mechanism is composed of a moving plate, a connecting plate, a mounting seat, a turbine blade placement plate, a spring, and a limiting plate. Four connecting columns are installed at the four corners of the lower surface of the turbine blade placement plate. The bottom ends of the connecting columns pass through the second through holes on the surface of the mounting seat and are connected with the limiting plate. Springs are sleeved on the outer walls of the connecting columns and are located between the turbine blade placement plate and the mounting seat. Connecting blocks are installed at the front and rear ends of the outer walls on both sides of the turbine blade placement plate. The connecting blocks are movably connected with the connecting plate through movable pin shafts. The other end of the connecting plate is movably connected with the moving plate through a movable pin shaft. The moving plate is connected with a V-shaped limiting clamp plate through an L-shaped connecting rod.

[0009] Preferably, the outer wall of the connecting column and the hole wall of the second through hole are in clearance fit. External threads are provided on the circumferential outer wall of the bottom end of the connecting column. Thread holes are formed on the surface of the limiting plate. The external threads on the connecting column are in threaded engagement with the thread holes on the limiting plate.

[0010] Preferably, a strip-shaped slot hole is formed on the surface of the turbine blade placement plate.

[0011] Preferably, a V-shaped rubber plate is installed on the inner side wall of the V-shaped limiting clamp plate.

[0012] Preferably, side plates are installed on both sides of the upper surface of the mounting seat. Guide rods are installed above the front and rear ends of the outer wall on one side of the side plates. The other ends of the guide rods pass through the first through holes. The first through holes are formed on the front and rear ends of the outer wall of the moving plate. The outer wall of the guide rod and the hole wall of the first through hole are in clearance fit.

[0013] Preferably, L-shaped fixing plates are installed at the four corners of the lower surface of the mounting seat. The L-shaped fixing plates are fixedly connected with the mounting bracket through fastening bolts.

[0014] Compared with the prior art, the above one or more technical solutions have the following beneficial effects:

[0015] In the utility model, when the staff places the turbine blade, the turbine blade placing plate moves downward in Y axis direction due to the weight of the turbine blade, the two moving plates on the utility model are driven to move linearly in X axis direction through the connecting plate and other structures when the turbine blade placing plate moves downward in Y axis direction, the directions of the two moving plates are opposite, the two V-shaped limiting clamping plates are driven to move linearly in X axis direction when the two moving plates move linearly in X axis direction, the turbine blade placed on the turbine blade placing plate is limited and clamped when the two V-shaped limiting clamping plates move linearly in X axis direction.

[0016] Therefore, from the above, the utility model can automatically limit the placed turbine blade, does not need manual additional limiting operation to the turbine blade, reduces the work load of the staff, improves the efficiency of turbine blade heat treatment. BRIEF DESCRIPTION OF DRAWINGS

[0017] The description and drawings of the utility model constitute a part of the utility model and are used to provide further understanding on the utility model, the illustrative embodiment of the utility model and the description thereof are used to explain the utility model, and do not constitute improper limitation on the utility model.

[0018] Figure 1 It is the whole three-dimensional structure schematic diagram of the utility model.

[0019] Figure 2 It is the structure schematic diagram of the turbine blade placing mechanism of the utility model Figure One .

[0020] Figure 3 It is the structure schematic diagram of the turbine blade placing mechanism of the utility model Figure Two .

[0021] Figure 4 It is the structure schematic diagram of the mounting seat of the utility model.

[0022] Figure 5 It is the structure schematic diagram of the moving plate of the utility model.

[0023] Figure 6 It is the structure schematic diagram of the turbine blade placing plate of the utility model Figure One .

[0024] Figure 7 It is the structure schematic diagram of the turbine blade placing plate of the utility model Figure Two .

[0025] In the drawing,

[0026] 100, mounting frame;

[0027] 200. Turbine blade placement mechanism;

[0028] 210. Movable plate; 211. L-shaped connecting rod; 212. First through hole; 213. V-shaped rubber plate; 214. V-shaped limiting clamp;

[0029] 220. Connecting plate;

[0030] 230. Mounting base; 231. Side plate; 232. Guide rod; 233. L-shaped fixing plate; 234. Second through hole;

[0031] 240. Turbine blade mounting plate; 241. Strip-shaped slot; 242. Connecting block; 243. Connecting column;

[0032] 250. Spring;

[0033] 260. Limit plate. Detailed Implementation

[0034] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0035] It should be noted that the following detailed description is exemplary and intended to provide further explanation of the present invention. Unless otherwise specified, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention pertains.

[0036] It should be noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to limit the scope of exemplary embodiments according to the invention. As used herein, the singular form is intended to include the plural form as well, unless the context clearly indicates otherwise. Furthermore, it should be understood that when the terms "comprising" and / or "including" are used in this specification, they indicate the presence of features, steps, operations, devices, components, and / or combinations thereof.

[0037] like Figures 1-7 As shown, a heat treatment fixture for turbine blades includes a mounting frame 100, and a turbine blade placement mechanism 200 for placing turbine blades is provided at the top of the mounting frame 100, and the turbine blade placement mechanism 200 is distributed in a rectangular array.

[0038] The turbine blade placing mechanism 200 is composed of a moving plate 210, a connecting plate 220, a mounting seat 230, a turbine blade placing plate 240, a spring 250 and a limiting plate 260, four connecting columns 243 are installed at the four corners of the lower surface of the turbine blade placing plate 240, the bottom end of the connecting column 243 penetrates through the second through hole 234 on the surface of the mounting seat 230 and is connected with the limiting plate 260, the outer wall of the connecting column 243 is sleeved with the spring 250, the spring 250 is located between the turbine blade placing plate 240 and the mounting seat 230, connecting blocks 242 are installed at the front and rear ends of the outer walls on the two sides of the turbine blade placing plate 240, the connecting blocks 242 are movably connected with the connecting plate 220 through movable pin shafts, the other end of the connecting plate 220 is movably connected with the moving plate 210 through a movable pin shaft, the moving plate 210 is connected with a V-shaped limiting clamping plate 214 through an L-shaped connecting rod 211, the spring 250, the connecting column 243, the second through hole 234, the limiting plate 260 and other series of structures are matched and arranged, when the turbine blade placing plate 240 is subjected to a certain acting force, the turbine blade placing plate 240 will compress the spring 250, at this time, the turbine blade placing plate 240 will move downward in the Y-axis direction.

[0039] The outer wall of the connecting column 243 and the hole wall of the second through hole 234 are in clearance fit, the circumferential outer wall of the bottom end of the connecting column 243 is provided with external threads, a threaded hole is formed in the surface of the limiting plate 260, and the external threads on the connecting column 243 are in threaded engagement connection with the threaded hole on the limiting plate 260, because the outer wall of the connecting column 243 and the hole wall of the second through hole 234 are in clearance fit, the movement of the turbine blade placing plate 240 can be limited and guided, because the external threads on the connecting column 243 and the threaded hole on the limiting plate 260 are in threaded engagement connection, the spring 250 can be disassembled, replaced and assembled.

[0040] A strip-shaped slot hole 241 is formed in the surface of the turbine blade placing plate 240.

[0041] A V-shaped rubber plate 213 is installed on the inner side wall of the V-shaped limiting clamping plate 214, the V-shaped rubber plate 213 can protect the turbine blade clamped by the V-shaped limiting clamping plate 214, so that the turbine blade is prevented from being damaged by clamping.

[0042] Side plates 231 are installed on the two sides of the upper surface of the mounting seat 230, guide rods 232 are installed above the front and rear ends of the outer wall on one side of the side plate 231, the other end of the guide rod 232 penetrates through a first through hole 212, the first through hole 212 is formed in the front and rear ends of the outer wall of the moving plate 210, and the outer wall of the guide rod 232 and the hole wall of the first through hole 212 are in clearance fit, because the outer wall of the guide rod 232 and the hole wall of the first through hole 212 are in clearance fit, the movement of the moving plate 210 can be limited and guided.

[0043] The lower surface of the mounting seat 230 is provided with an L-shaped fixing plate 233 at each corner, and the L-shaped fixing plate 233 is fixedly connected with the mounting frame 100 through fastening bolts.

[0044] Working principle: when the staff places the turbine blade, the staff places the turbine blade on the turbine blade placing plate 240 of the turbine blade placing mechanism 200, and the turbine blade placing plate 240 moves downward in the Y-axis direction due to the weight of the turbine blade, and the turbine blade placing plate 240 moves downward in the Y-axis direction to drive the two moving plates 210 of the utility model to move linearly in the X-axis direction through the connecting plate 220 and other structures, and the two moving plates 210 move in opposite directions, and the two moving plates 210 move linearly in the X-axis direction to drive the two V-shaped limiting clamping plates 214 to move linearly in the X-axis direction, and the two V-shaped limiting clamping plates 214 move linearly in the X-axis direction to limit and clamp the turbine blade placed on the turbine blade placing plate 240, so that the utility model can automatically limit the placed turbine blade, and manual limiting operation is not required, the workload of the staff is reduced, and the efficiency of the turbine blade heat treatment is improved.

[0045] The above only describes the preferred embodiments of the utility model, and is not used to limit the present application. For those skilled in the art, the present application can have various changes and variations. Any modification, equivalent replacement, improvement, etc. within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A heat treatment fixture for a turbine blade comprising a mounting frame (100) characterised in that: The top end of the mounting frame (100) is provided with a turbine blade placing mechanism (200) for placing turbine blades, and the turbine blade placing mechanism (200) is arranged in a rectangular array; The turbine blade placing mechanism (200) is composed of a moving plate (210), a connecting plate (220), a mounting seat (230), a turbine blade placing plate (240), a spring (250) and a limiting plate (260), four connecting columns (243) are installed at the four corners of the lower surface of the turbine blade placing plate (240), the bottom end of the connecting column (243) penetrates through the second through hole (234) on the surface of the mounting seat (230) and is connected with the limiting plate (260), the outer wall of the connecting column (243) is sleeved with the spring (250), and the spring (250) is located between the turbine blade placing plate (240) and the mounting seat (230), the front and rear ends of the outer walls on both sides of the turbine blade placing plate (240) are both provided with connecting blocks (242), the connecting blocks (242) are movably connected with the connecting plate (220) through movable pin shafts, and the other end of the connecting plate (220) is movably connected with the moving plate (210) through a movable pin shaft, and the moving plate (210) is connected with a V-shaped limiting clamping plate (214) through an L-shaped connecting rod (211).

2. The heat treatment tooling for turbine blades of claim 1, wherein: The outer wall of the connecting column (243) and the hole wall of the second through hole (234) are gap-fitted, the circumferential outer wall of the bottom end of the connecting column (243) is provided with external threads, the surface of the limiting plate (260) is provided with a threaded hole, and the external threads on the connecting column (243) are in threaded engagement with the threaded hole on the limiting plate (260).

3. The heat treatment tooling for turbine blades of claim 1, wherein: A strip-shaped slot hole (241) is formed in the surface of the turbine blade placing plate (240).

4. The heat treatment tooling for turbine blades of claim 1, wherein: A V-shaped rubber plate (213) is installed on the inner side wall of the V-shaped limiting clamping plate (214).

5. The heat treatment tooling for turbine blades of claim 1, wherein: The upper surface of the mounting seat (230) is provided with side plates (231) on both sides, the upper surface of the side plate (231) is provided with guide rods (232) at the front and rear ends of the outer wall on one side, the other end of the guide rod (232) penetrates through the first through hole (212), the first through hole (212) is formed in the outer wall of the moving plate (210) at the front and rear ends, and the outer wall of the guide rod (232) and the hole wall of the first through hole (212) are gap-fitted.

6. The heat treatment tooling for turbine blades of claim 1, wherein: The lower surface of the mounting seat (230) is provided with L-shaped fixing plates (233) at the four corners, and the L-shaped fixing plates (233) are fixedly connected with the mounting frame (100) through fastening bolts.

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