Correction tool special for aero-engine indicator

Abstract

The utility model relates to a special correction tool for an aero-engine indicator, which comprises a bottom plate and is technically characterized in that a lower template is arranged on the upper surface of the bottom plate, an upper template is arranged on the lower surface of a top plate, a male die component is arranged on the lower surface of the upper template, and a female die component is arranged on the upper surface of the lower template. The female die assembly comprises a female die fixing pressing block, a female die, a positioning check block, a positioning clamping block set and a positioning supporting block, the positioning check block is located on one side of the female die in the X direction, the positioning clamping block set is located on the other side of the female die in the X direction and composed of a Y-direction front clamping block and a Y-direction rear clamping block, and a positioning channel for avoiding an indicator is formed between the Y-direction front clamping block and the positioning check block. One end of the positioning supporting block extends to the low-position end of the positioning channel, the positioning supporting block is provided with an arc-shaped edge matched with the indicator, and the female die assembly comprises a male die fixing pressing block and a male die. The tool solves the problem that one end of the indicator is difficult to meet the planeness requirement in the machining process, time and labor are saved, and the percent of pass of products is remarkably increased.

Description

Technical Field

[0001] The utility model relates to the technical field of aviation component manufacturing, in particular to a special correction tool for an aviation engine indicator. Background Art

[0002] The indicator is an important component in the operation of aircraft engines. It is one of the components used to monitor and display the working status of the aircraft engine and to promptly detect and solve potential problems. Figure 4 In order to meet the design requirements, the parts need to be leveled.

[0003] The traditional leveling method is that the staff uses a hammer to flatten the uneven parts until they meet the flatness requirements. This leveling method is not only dangerous, but also time-consuming and labor-intensive, and requires certain work experience of the staff. Utility Model Content

[0004] The utility model aims to provide a special correction tool for an aircraft engine indicator with reasonable structure and reliable use, so as to solve the problem that one end of the indicator is difficult to meet the flatness requirement during the processing, save time and labor, and significantly improve the qualified rate of the product.

[0005] The technical solution of the utility model is:

[0006] A special correction tool for an aircraft engine indicator includes a bottom plate, and its technical key points are: a lower template is provided on the upper surface of the bottom plate, a guide structure is provided at the four corners of the bottom plate and connected to a top plate by using the guide structure, an upper template is provided on the lower surface of the top plate, a male mold assembly is provided on the lower surface of the upper template, a female mold assembly is provided on the upper surface of the lower template, the female mold assembly includes a female mold fixed pressure block fixed on the upper surface of the lower template, a female mold arranged on the upper surface of the female mold fixed pressure block, a positioning block, a positioning clamping block group and a positioning support block, the positioning block is located on the X-direction side of the female mold, the positioning clamping block The group is located on the other side of the X direction of the die and is composed of a Y forward clamp block and a Y rearward clamp block. The Y forward clamp block and the Y rearward clamp block are clamped on both sides of the end of the die. A positioning channel for avoiding the indicator is formed between the Y forward clamp block and the positioning block. The positioning support block is arranged parallel to the die and one end of the positioning support block extends to the low end of the positioning channel. The positioning support block is provided with an arc edge that cooperates with the indicator on the side away from the die. The die assembly includes a punch fixed pressure block fixed to the lower surface of the upper template and a punch fixed to the lower surface of the punch fixed pressure block. The punch and the die correspond to each other.

[0007] The above-mentioned special calibration tool for aircraft engine indicators, the guide structure includes limit sleeves fixed to the four corners of the bottom plate, and guide columns matched with the limit sleeves. The guide columns are stepped columns, the upper ends of which are fixed to the top plate, and the lower ends are inserted into the limit sleeves.

[0008] The above-mentioned special calibration tool for aircraft engine indicators has an upper surface of the top plate provided with a connecting column for connecting with a pressure device.

[0009] In the above-mentioned special calibration tool for aircraft engine indicators, the top surfaces of the positioning stopper and the positioning clamping block group are higher than the upper surface of the die, and the top surface of the positioning support block is lower than the upper surface of the die.

[0010] The beneficial effects of the utility model are:

[0011] When in use, the high end of the indicator to be corrected overlaps the upper surface of the groove, the part connected to the high end is located in the positioning channel, and the low end of the indicator is seated on the positioning bracket, and its arc edge is buckled on the arc edge of the positioning bracket to achieve positioning. During correction, the punch moves downward and is inserted into the surrounding range of the positioning block and the fixed tension clamp block, and then continues to move downward and presses on the upper surface of the high end of the indicator to be corrected, and cooperates with the die to achieve the flatness correction of the high end of the indicator, which solves the problem that the high end of the indicator is difficult to meet the flatness requirements during the processing process, does not require manual correction, saves time and effort, and significantly improves the qualified rate of products. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of the utility model;

[0013] Figure 2 yes Figure 1 Enlarged view of middle part I;

[0014] Figure 3 yes Figure 1 A top view of the center positioning plate;

[0015] Figure 4 yes Figure 1 A perspective view of the indicator.

[0016] In the figure: 1. connecting column, 2. top plate, 3. limiting sleeve, 4. lower template, 5. bottom plate, 6. guide column, 7. upper template, 8. positioning block, 9. punch fixing block, 10. punch, 11. Y rearward clamping block, 12. die, 13. Y forward clamping block, 14. positioning support block, 1401. arc edge, 15. indicator, 1501. arc edge, 16. die fixing block. DETAILED DESCRIPTION

[0017] The utility model is described in detail according to the accompanying drawings of the specification.

[0018] like Figure 1 to Figure 4 As shown, the special calibration tool for aircraft engine indicator includes a bottom plate 5, a lower template 4 is provided on the upper surface of the bottom plate 5, and guide structures are provided at the four corners of the bottom plate 4 and connected to the top plate 2 by using the guide structures.

[0019] The top plate 2 is provided with an upper mold plate 7 on the lower surface, a male mold assembly is provided on the lower surface of the upper mold plate 7, and a female mold assembly is provided on the upper surface of the lower mold plate 4. The female mold assembly includes a female mold fixed pressing block 16 fixed to the upper surface of the lower mold plate 4, a female mold 12 provided on the upper surface of the female mold fixed pressing block 16, a positioning stopper 8, a positioning clamping block group and a positioning support block 14. The positioning block 8 is located on one side of the die 12 in the X direction, and the positioning clamp block group is located on the other side of the die 12 in the X direction and is composed of a Y forward clamp block 13 and a Y backward clamp block 11. The Y forward clamp block 13 and the Y backward clamp block 11 are clamped on both sides of the end of the die 12. A positioning channel for avoiding the indicator 15 is formed between the Y forward clamp block 13 and the positioning block 8. The positioning support block 14 is arranged in parallel with the die 12 and one end of the positioning support block 14 extends to the low end of the positioning channel. The side of the positioning support block 14 away from the die 12 is provided with an arc edge 1401 that cooperates with the arc edge 1501 of the indicator 15. The die assembly includes a punch fixed pressure block 9 fixed to the lower surface of the upper mold plate 7 and a punch 10 fixed to the lower surface of the punch fixed pressure block 9. The punch 10 corresponds to the die 12.

[0020] In this embodiment, the guide structure includes a limit sleeve 3 fixed to the four corners of the bottom plate 5, and a guide column 6 matched with the limit sleeve 3. The guide column 6 is a stepped column, the upper end of which is fixed to the top plate 2, and the lower end is inserted into the limit sleeve 3. The upper surface of the top plate 2 is provided with a connecting column 1 for connecting with the pressure equipment. The top surface of the positioning block 8 and the positioning clamping block group is higher than the upper surface of the die 12, and the top surface of the positioning support block 14 is lower than the upper surface of the die 12.

[0021] Directions:

[0022] See also Figure 1 , clamp the indicator 15 to be corrected above the die assembly, start the punch press, drive the punch assembly downward, and make the punch 10 press down the high end of the indicator 15, that is, Figure 4 The A surface referred to in the figure realizes the correction function to make the parts meet the flatness requirements.

[0023] The above is a detailed description of the embodiments of the utility model, but the above contents are only preferred embodiments of the utility model and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of the invention of the utility model should still fall within the scope of this patent.

Claims

1. A special calibration tool for an aircraft engine indicator, comprising a bottom plate, characterized in that: The upper surface of the bottom plate is provided with a lower template, the four corners of the bottom plate are provided with guide structures and connected to the top plate by means of the guide structures, the lower surface of the top plate is provided with an upper template, the lower surface of the upper template is provided with a male mold assembly, the upper surface of the lower template is provided with a female mold assembly, the female mold assembly includes a female mold fixed pressure block fixed to the upper surface of the lower template, a female mold provided on the upper surface of the female mold fixed pressure block, a positioning block, a positioning clamping block group and a positioning support block, the positioning block is located on one side of the female mold in the X direction, the positioning clamping block group is located on the other side of the female mold in the X direction and is supported by the Y The Y-shaped forward clamping block and the Y-shaped backward clamping block are clamped on both sides of the end of the die; a positioning channel for avoiding the indicator is formed between the Y-shaped forward clamping block and the positioning block; the positioning support block is arranged in parallel with the die and one end of the positioning support block extends to the low end of the positioning channel; the positioning support block is provided with an arc edge cooperating with the indicator on the side away from the die; the die assembly includes a punch fixed pressure block fixed to the lower surface of the upper template and a punch fixed to the lower surface of the punch fixed pressure block; the punch and the die correspond to each other.

2. The special calibration tool for aircraft engine indicators according to claim 1 is characterized in that: The guide structure comprises a limiting sleeve fixed to the four corners of the bottom plate and a guide column matched with the limiting sleeve. The guide column is a stepped column, the upper end of which is fixed to the top plate and the lower end is inserted into the limiting sleeve.

3. The special calibration tool for aircraft engine indicators according to claim 1 is characterized in that: The upper surface of the top plate is provided with a connecting column for connecting with a pressure device.

4. The special calibration tool for aircraft engine indicators according to claim 1 is characterized in that: The top surfaces of the positioning stopper and the positioning clamping block group are higher than the upper surface of the die, and the top surface of the positioning support block is lower than the upper surface of the die.

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