Replaceable blade machining fixing device

Abstract

The utility model discloses a replaceable blade machining fixing device. The supporting mechanism comprises a supporting block, a supporting column and a supporting block, the supporting column is arranged on the base, and a positioning mechanism is arranged on the supporting block and the supporting column; the positioning mechanism comprises a square stand column, a circular stand column, an elastic positioning column and a profiling positioning groove, the square stand column, the circular stand column and the elastic positioning column are arranged on the supporting block, and the profiling positioning groove is formed in the supporting column; the top face of the square stand column is an arc face, the blade body is placed on the arc face, the round stand column is located on the side face of the blade body, and the square stand column and the round stand column are matched to form point-to-point positioning on the blade body. The elastic positioning column is located in front of the circular stand column, a blade margin plate is placed on the elastic positioning column, and the elastic positioning column is pressed by the blade margin plate to freely position the blade margin plate; a blade tenon is placed in the profiling positioning groove, the structure of the profiling positioning groove is matched with that of the blade tenon, and the profiling positioning groove forms surface positioning on the blade tenon.

Description

Technical field:

[0001] The utility model belongs to the technical field of small high-temperature alloy blade processing, in particular to a replaceable blade processing and fixing device. Background technology:

[0002] Small high-temperature alloy blades require high machining precision. Therefore, when the product is placed on the tooling, it must be accurately positioned and held in place during machining to prevent movement. Existing fixed tooling cannot effectively position the tenon, flange, and blade body of small high-temperature alloy blades, nor can it effectively secure the various parts of the product on the tooling during machining, affecting machining precision.

[0003] In addition, after the processing is completed, the speed of tooling to clamp the product is slow, which affects production efficiency. If multiple tooling is used for rotation loading, the installation position of the tooling cannot be guaranteed, which affects the consistency of product processing.

[0004] The information disclosed in this background technology section is only intended to increase the understanding of the overall background of the present invention, and should not be regarded as an admission or any form of suggestion that the information constitutes the prior art already known to those skilled in the art. Utility model content:

[0005] The purpose of the present utility model is to provide a replaceable blade processing and fixing device, thereby overcoming the above-mentioned defects in the prior art.

[0006] In order to achieve the above-mentioned purpose, the utility model provides a replaceable blade processing and fixing device, comprising a base, a supporting mechanism, and a positioning mechanism; the base is provided with a supporting mechanism, the supporting mechanism comprising a supporting block and a supporting column, the supporting block and the supporting column are provided with a positioning mechanism; the positioning mechanism comprises a square column, a circular column, an elastic positioning column, and a contour positioning groove, the square column, the circular column, and the elastic positioning column are provided on the supporting block, and the contour positioning groove is provided in the supporting column; the top surface of the square column is Arc surface, the blade body is placed on the arc surface, the circular column is located on the side of the blade body, and the square column and the circular column cooperate to form point-to-point positioning of the blade body; the elastic positioning column is located in front of the circular column, and the blade edge plate is placed on the elastic positioning column. The elastic positioning column is pressed down by the blade edge plate to form free positioning of the blade edge plate; the blade tenon is placed in the contoured positioning groove, the contoured positioning groove structure is adapted to the blade tenon structure, and the contoured positioning groove forms surface positioning for the blade tenon; the blade is supported and positioned by the cooperation of the supporting mechanism and the positioning mechanism.

[0007] Preferably, in the technical solution, a step structure is provided on the support block toward the support column, an elastic positioning column is provided on the step surface, and a square column and a circular column are provided on the top surface of the support block, wherein the circular column is located on one side of the step structure.

[0008] Preferably, in the technical solution, a first positioning point is provided at the center of the arc surface of the square column, and a second positioning point is provided on the inner side surface of the circular column. The first positioning point and the second positioning point cooperate to form point-to-point positioning of the blade body.

[0009] Preferably, in the technical solution, a pressure plate is provided on the top surface of the support block, the pressure plate is located above the arc surface of the square column, and the pressure plate fixes the blade body.

[0010] Preferably, in the technical solution, an auxiliary fixing bolt is provided on the side of the support column, the auxiliary fixing bolt extends into the support column, and the auxiliary fixing bolt extends into the contoured positioning groove to assist in fixing the blade tenon.

[0011] Preferably, in the technical solution, the base includes a fixed seat, a bottom plate, and a positioning pin. Two positioning pins are symmetrically arranged on the top surface of the fixed seat, and positioning grooves are symmetrically arranged on the bottom surface of the bottom plate. The positioning pins cooperate with the positioning grooves, and the bottom plate is positioned on the fixed seat through the top surface of the fixed seat and the two positioning pins to form a one-side two-pin positioning method, thereby realizing rapid and repeated positioning and clamping.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] The blade's tenon, edge plate, and body are supported and positioned by support and positioning mechanisms, while simultaneously keeping each blade component fixed to the tooling during machining, ensuring blade machining accuracy. The positioning structure within the base enables rapid, repeatable positioning and clamping of the tooling, ensuring consistent blade machining while improving blade production efficiency. Description of the drawings:

[0014] Figure 1 This is a schematic diagram of the structure of the replaceable blade processing and fixing device of the utility model;

[0015] Figure 2 This is the front view of the replaceable blade processing and fixing device of the utility model;

[0016] Figure 3 This is a top view of the replaceable blade processing and fixing device of the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the fixing seat of the utility model;

[0018] Figure 5 This is a schematic diagram of the working state of the replaceable blade processing and fixing device of the utility model. Specific implementation method:

[0019] The specific implementation methods of the present invention are described in detail below, but it should be understood that the protection scope of the present invention is not limited by the specific implementation methods.

[0020] Unless expressly stated otherwise, throughout the specification and claims, the term "comprise" or variations such as "include" or "comprising", etc., will be understood to include the stated elements or components but not to exclude other elements or other components.

[0021] like Figure 1-4 As shown, a replaceable blade processing and fixing device includes a base, a supporting mechanism, and a positioning mechanism; the base includes a fixing base 1, a bottom plate 2, and a positioning pin 3. Two positioning pins 3 are symmetrically provided on the top surface of the fixing base 1, and positioning grooves are symmetrically provided on the bottom surface of the bottom plate 2. The positioning pins 3 cooperate with the positioning grooves. The bottom plate 2 is positioned on the fixing base 1 by forming a one-side two-pin positioning method through the top surface of the fixing base 1 and the two positioning pins 3. The bottom plate 2 and the fixing base 1 are detachably connected by screws;

[0022] The support mechanism includes a support block 4 and a support column 5. The support block 4 and the support column 5 are arranged on the base plate 2. A step 6 structure is provided on the support block 4 toward the side of the support column 5; the positioning mechanism includes a square column 7, a circular column 8, an elastic positioning column 9, a profiled positioning groove 10, a pressure plate 11, and an auxiliary fixing bolt 12. An elastic positioning column 9 is provided on the step 6 surface, and a square column 7 and a circular column 8 are provided on the top surface of the support block 4, wherein the circular column 8 is located on one side of the step 6 structure, the profiled positioning groove 10 is provided in the support column 5, and an auxiliary fixing bolt 12 is provided on the side of the support column 5. The auxiliary fixing bolt 12 extends into the support column 5 and extends into the profiled positioning groove 10; the top surface of the square column 7 is a circular arc surface, the blade body 15 is placed on the circular arc surface, the circular column 8 is located on the side of the blade body 15, and the center of the circular surface of the square column 7 A first positioning point 13 is provided, and a second positioning point 14 is provided on the inner side of the circular column 8. The first positioning point 13 and the second positioning point 14 cooperate to form a point-to-point positioning of the blade body 15; a pressure plate 11 is provided on the top surface of the support block 4, and the pressure plate 11 is located above the arc surface of the square column 7, and the pressure plate 11 fixes the blade body 15; the elastic positioning column 9 is located in front of the circular column 8, and a blade edge plate 16 is placed on the elastic positioning column 9. A spring is provided inside the elastic positioning column 9, and the elastic positioning column 9 expands and contracts with the pressure received. The elastic positioning column 9 is pressed down by the blade edge plate 16 to form a free positioning of the blade edge plate 16; a blade tenon 17 is placed in the profiling positioning groove 10, and the structure of the profiling positioning groove 10 is adapted to the structure of the blade tenon 17. The profiling positioning groove 10 forms a surface positioning for the blade tenon 17, and the auxiliary fixing bolt 12 performs auxiliary fixation on the blade tenon 17.

[0023] like Figure 5 As shown, the blade is placed on the positioning mechanism, the blade tenon 17 is positioned and fixed by the contoured positioning groove 10 and the auxiliary fixing bolt 12, the blade edge plate 16 is positioned and supported by the elastic positioning column 9, and the blade body 15 is positioned by the first positioning point 13 and the second positioning point 14, and fixed by the pressure plate 11, thereby ensuring the processing accuracy of the blade. During the processing of the previous blade, the next blade is installed in the second tooling. When the processing of the first blade is completed, the first tooling is quickly removed from the fixing seat 1, and the second tooling is installed on the fixing seat 1 to process the second blade. The two tools are alternately positioned and clamped in this way, which ensures the consistency of blade processing while improving the blade production efficiency.

[0024] The foregoing descriptions of specific exemplary embodiments of the present invention are for purposes of illustration and description. These descriptions are not intended to limit the present invention to the precise forms disclosed, and it is apparent that many modifications and variations are possible in light of the foregoing teachings. The exemplary embodiments have been selected and described for the purpose of explaining the specific principles of the present invention and their practical application, thereby enabling those skilled in the art to realize and utilize a variety of exemplary embodiments of the present invention and various options and variations. The scope of the present invention is intended to be defined by the claims and their equivalents.

Claims

1. A replaceable blade processing and fixing device, characterized in that: The cam is provided with a support block and a support column, and the support block and the support column are arranged on the base, and the support block and the support column are provided with a positioning mechanism; the positioning mechanism comprises a square column, a circular column, an elastic positioning column, and a profile positioning groove, the square column, the circular column, and the elastic positioning column are arranged on the support block, and the profile positioning groove is arranged in the support column; the top surface of the square column is an arc surface, the blade body is placed on the arc surface, the circular column is located on the side of the blade body, the square column and the circular column cooperate to form point-to-point positioning of the blade body; the elastic positioning column is located in front of the circular column, and the blade edge plate is placed on the elastic positioning column, and the elastic positioning column is pressed down by the blade edge plate to form free positioning of the blade edge plate; the blade tenon is placed in the profile positioning groove, the profile positioning groove structure is adapted to the blade tenon structure, and the profile positioning groove forms a surface positioning for the blade tenon; the blade is supported and positioned by cooperating with the supporting mechanism and the positioning mechanism.

2. The replaceable blade processing and fixing device according to claim 1, characterized in that: A step structure is provided on the support block toward the support column side, an elastic positioning column is provided on the step surface, and a square column and a circular column are provided on the top surface of the support block, wherein the circular column is located on one side of the step structure.

3. The replaceable blade processing and fixing device according to claim 2, characterized in that: A first positioning point is provided at the center of the arc surface of the square column, and a second positioning point is provided on the inner side surface of the circular column. The first positioning point and the second positioning point cooperate to form point-to-point positioning of the blade body.

4. The replaceable blade processing and fixing device according to claim 2, characterized in that: A pressure plate is provided on the top surface of the support block. The pressure plate is located above the arc surface of the square column and fixes the blade body.

5. The replaceable blade processing and fixing device according to claim 1, characterized in that: An auxiliary fixing bolt is provided on the side of the support column. The auxiliary fixing bolt extends into the support column and extends into the contoured positioning groove to assist in fixing the blade tenon.

6. The replaceable blade processing and fixing device according to claim 1, characterized in that: The base includes a fixing seat, a bottom plate, and a positioning pin. Two positioning pins are symmetrically arranged on the top surface of the fixing seat, and positioning grooves are symmetrically arranged on the bottom surface of the bottom plate. The positioning pins cooperate with the positioning grooves, and the bottom plate is positioned on the fixing seat through the top surface of the fixing seat and the two positioning pins to form a one-side two-pin positioning method.

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