Pasting clamp for light airplane communication line base

Abstract

The utility model relates to a light airplane communication line base pasting clamp which comprises a rectangular supporting plate, supporting columns are fixedly inserted into the four corners of the supporting plate, outer pressing plates are arranged on the two sides of the lower portion of the supporting plate, the tail ends of the supporting columns are fixedly inserted into the outer pressing plates respectively, and a tension screw is inserted into the middle of the supporting plate. The tail end of the tension screw rod is fixedly connected with an inner pressing plate, the end face of the side, away from the inner pressing plate, of the supporting plate abuts against a butterfly nut, and the butterfly nut is connected to the tension screw rod in a threaded mode; a plurality of fine adjustment studs are inserted into the supporting plate on the periphery of the tension screw, and positioning nuts are screwed on the fine adjustment studs and fixed on the supporting plate. According to the pasting clamp, the communication line base can be stably clamped and fixed to a fuselage of a light aircraft, and position deviation in the curing process of the communication line base is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of aircraft assembly tooling, more particularly to a kind of pasting fixture of light aircraft communication line base. BACKGROUND

[0002] Light aircraft is small in size, relatively simple in structure, suitable for leisure and business travel. With the continuous development of low-altitude economy, light aircraft will enter thousands of households and become the preferred aircraft of aviation enthusiasts. The communication antenna on the light aircraft is a device for radiating and receiving radio waves. Its principle is that the transmitting antenna converts the alternating electromagnetic energy from the oscillator (transmitter) into electromagnetic wave (radio wave) energy propagating in a certain space. During the installation of the communication line, a communication line base is pasted on the end of the fuselage using resin and curing agent. The entire pasting process takes about 12 hours, and during the pasting and curing process, the position of the communication line base needs to be ensured, and the three connection ports of the communication line base need to be kept consistent in height. In addition, some light operations can be performed on the fuselage during the curing process without affecting the production schedule. Therefore, a special fixture is needed to clamp and fix the communication line base on the fuselage for curing. SUMMARY

[0003] The utility model aims at the deficiencies of the prior art and provides a pasting fixture for a light aircraft communication line base. The pasting fixture can stably clamp and fix the communication line base on the fuselage of the light aircraft, avoiding position deviation during the curing process of the communication line base.

[0004] A pasting fixture for a light aircraft communication line base includes a rectangular support plate, support columns are inserted and fixed at the four corners of the support plate, outer pressure holding plates are provided on both sides of the lower part of the support plate, the ends of the support columns are respectively inserted and fixed on the outer pressure holding plates, a tension screw is inserted in the middle of the support plate, an inner pressure holding plate is fixedly connected to the end of the tension screw, a butterfly nut is abutted on the end face of the side of the support plate away from the inner pressure holding plate, and the butterfly nut is screwed on the tension screw.

[0005] A plurality of fine adjustment studs are inserted in the support plate around the tension screw, positioning nuts are screwed on the fine adjustment studs, and the positioning nuts are fixed on the support plate.

[0006] Preferably, a communication line base is provided between the outer pressure holding plates, the communication line base includes a seat plate, a through hole is formed in the seat plate, the tension screw is inserted in the through hole of the communication line base, and the ends of the fine adjustment studs are respectively abutted on the outer surface of the communication line base.

[0007] Preferably, a cylindrical annular positioning boss is formed on the outer surface of the communication line base around the through hole, the end of the fine adjustment stud is abutted on the positioning boss and forms a positioning bolt, and the positioning bolt is inserted in the inner hole of the positioning boss.

[0008] Preferably, the head part of the fine adjustment stud and the tension screw is shaped as a square.

[0009] Preferably, the outer pressing plate is arc-shaped, and the support columns are distributed at both ends of the outer pressing plate; the support column is a bolt, which is inserted into the support plate and screwed with a limiting nut, the head part of the limiting nut and the bolt abut against the end faces of the support plate respectively, and the end of the support column is screwed and fixed to the outer pressing plate.

[0010] Preferably, the end of the tension screw abuts against the inner pressing plate, and a screw is inserted into the inner pressing plate and screwed and fixed to the tension screw.

[0011] Preferably, the length of the fine adjustment stud is greater than the length of the support column.

[0012] The utility model discloses the beneficial effect lies in:

[0013] The communication line base can be stably clamped and fixed on the fuselage of the light aircraft by the adhesive clamp, and deviation of the position of the communication line base during solidification is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is the three-dimensional structure schematic view of the utility model;

[0015] Fig. 2 It is the front view structure schematic view of the utility model;

[0016] Fig. 3 It is the side view structure schematic view of the utility model;

[0017] In the drawing: 1, support plate; 2, support column; 3, outer pressing plate; 4, tension screw; 5, inner pressing plate; 6, butterfly nut; 7, positioning nut; 8, fine adjustment stud; 9, communication line base. DETAILED DESCRIPTION

[0018] Embodiment: see Figs. 1 to 3 As shown in the drawing, an adhesive clamp for a communication line base of a light aircraft comprises a rectangular support plate 1, support columns 2 are inserted and fixed at the four corners of the support plate 1, outer pressing plates 3 are arranged at both sides below the support plate 1, the ends of the support columns 2 are respectively inserted and fixed on the outer pressing plates 3, a tension screw 4 is inserted in the middle of the support plate 1, an inner pressing plate 5 is fixedly connected to the end of the tension screw 4, a butterfly nut 6 abuts against the end face of the support plate 1 away from the inner pressing plate 5, and the butterfly nut 6 is screwed on the tension screw 4.

[0019] A plurality of fine adjustment studs 8 are inserted on the support plate 1 around the tension screw 4, positioning nuts 7 are screwed on the fine adjustment studs 8, and the positioning nuts 7 are fixed on the support plate 1.

[0020] A communication line base 9 is provided between the external pressure holding plates 3. The communication line base 9 includes a base plate with a through hole formed on the base plate. The tension screw 4 is inserted into the through hole of the communication line base 9, and the ends of the fine-tuning studs 8 are respectively against the outer surface of the communication line base 9; the communication line base 9 needs to be pasted and fixed on the outer surface of the light aircraft fuselage, that is, the inner surface of the communication line base 9 is coated with glue and against the outer surface of the fuselage, and its external pressure holding plates 3 are pressed against the outer surface of the fuselage on both sides of the communication line base 9, and the internal pressure holding plates 5 are against the inner surface of the fuselage, and the communication line base 9 is pressed on the outer surface of the fuselage by the fine-tuning studs 8.

[0021] A cylindrical ring-shaped positioning boss 91 is formed on the outer surface of the communication line base 9 around the through hole. The end of the fine-tuning stud 8 rests on the positioning boss 91 and is formed with a positioning pin. The positioning pin is inserted into the inner hole of the positioning boss 91. The additional positioning boss 91 improves the positioning accuracy. When the pasting fixture is used, the position of the external pressure holding plate 3 is drawn on the outer surface of the fuselage on both sides of the installation position of the communication line base 9, and then the internal pressure holding plate 5 and the external pressure holding plate 3 can be quickly clamped on the fuselage. Then, based on the positioning boss 91, the position of the communication line base 9 can be quickly positioned.

[0022] The heads of the fine-tuning stud 8 and the tension screw 4 are respectively formed with regular quadrilateral screw bits, and the existence of the screw bits facilitates the positioning of the tension screw 4 and the rotation of the fine-tuning stud 8.

[0023] The external pressure holding plate 3 is arc-shaped, and the support columns 2 are distributed at both ends of the external pressure holding plate 3; the support columns 2 are bolts, which are inserted into the support plate 1 and screwed with limit nuts 10. The limit nuts 10 and the heads of the bolts are respectively against the two end surfaces of the support plate 1. The ends of the support columns 2 are screwed and fixed on the external pressure holding plate 3. The position of the support plate 1 can be adjusted by adjusting the position of the limit nuts 10. At the same time, the support plate 1, the support columns 2 and the external pressure holding plate 3 can be disassembled.

[0024] The end of the tension screw 4 rests on the inner pressure holding plate 5 , and a screw is inserted into the inner pressure holding plate 5 . The screw is screwed and fixed on the tension screw 4 , so that the tension screw 4 and the inner pressure holding plate 5 can also be disassembled.

[0025] The length of the fine-tuning stud 8 is greater than the length of the support column 2 .

[0026] Working principle: the structure is the pasting fixture of light aircraft communication line base, the pasting fixture is tooling fixture, mainly utilizes the tension screw rod 4 and the support column 2 respectively with support plate 1 link, tension screw rod 4 acts on inner pressure holding plate 5 simultaneously, support column 2 acts on outer pressure holding plate 3, through inner pressure holding plate 5 and outer pressure holding plate 3 respectively clamping fixed on the inner and outer surface of fuselage, to position fixed on the position of support plate 1, and support plate 1 is provided with multiple fine adjustment studs 8, so that when communication line base 9 is pasted and fixed on the mounting position of fuselage, the stable setting on the fuselage is realized through the pressure holding of fine adjustment stud 8, and the position deviation of communication line base 9 is avoided.

[0027] The embodiments are used to illustrate the present application, but not to limit the present application. Any person skilled in the art can modify the embodiments without departing from the spirit and scope of the present application, and therefore the protection scope of the present application should be subject to the claims of the present application.

Claims

1. A pasting fixture for a light aircraft communication line base, comprising a rectangular support plate (1), support columns (2) being fixedly connected at the four corners of the support plate (1), external pressure holding plates (3) being provided on both sides below the support plate (1), and the distal ends of the support columns (2) being respectively connectedly connected and fixed to the external pressure holding plates (3), characterized in that: A tension screw rod (4) is inserted into the middle of the support plate (1), and the end of the tension screw rod (4) is fixedly connected to an internal pressure holding plate (5). The end surface of the support plate (1) facing away from the internal pressure holding plate (5) is abutted against a butterfly nut (6), and the butterfly nut (6) is screwed onto the tension screw rod (4); A plurality of fine-tuning studs (8) are inserted into the support plates (1) around the tension screw rod (4), and positioning nuts (7) are screwed onto the fine-tuning studs (8), and the positioning nuts (7) are fixed on the support plates (1).

2. The adhesive fixture for the base of a light aircraft communication line according to claim 1, characterized in that: A communication line base (9) is provided between the external pressure holding plates (3), and the communication line base (9) includes a base plate, a through hole is formed on the base plate, and the tension screw (4) is inserted into the through hole of the communication line base (9), and the ends of the fine-tuning studs (8) respectively rest on the outer surface of the communication line base (9).

3. The adhesive fixture for the base of a light aircraft communication line according to claim 2, characterized in that: A cylindrical ring-shaped positioning boss (91) is formed on the outer surface of the communication line base (9) around the through hole, and the end of the fine-tuning screw (8) abuts against the positioning boss (91) and is formed with a positioning pin, which is inserted into the inner hole of the positioning boss (91).

4. The adhesive fixture for the base of a light aircraft communication line according to claim 2, characterized in that: The heads of the fine-tuning stud (8) and the tension screw (4) are respectively formed with regular quadrilateral screw bits.

5. The adhesive fixture for the base of a light aircraft communication line according to claim 1, characterized in that: The external pressure holding plate (3) is arc-shaped, and the support columns (2) are distributed at both ends of the external pressure holding plate (3); the support columns (2) are bolts, which are inserted into the support plate (1) and screwed with limit nuts (10), and the limit nuts (10) and the heads of the bolts respectively rest on the two end surfaces of the support plate (1), and the ends of the support columns (2) are screwed and fixed on the external pressure holding plate (3).

6. The adhesive fixture for the base of a light aircraft communication line according to claim 1, characterized in that: The end of the tension screw rod (4) abuts against the inner pressure holding plate (5), and a screw is inserted into the inner pressure holding plate (5), and the screw is threadedly fixed on the tension screw rod (4).

7. The adhesive fixture for the base of a light aircraft communication line according to claim 1, characterized in that: The length of the fine-tuning screw (8) is greater than the length of the supporting column (2).

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