Rolling rod support suitable for forming fiber reinforced composite material pressure tank

Abstract

The utility model relates to a rolling rod support suitable for forming a fiber reinforced composite material pressure tank, which comprises a tank body, a longitudinal material frame is inserted in the tank body, the material frame comprises two longitudinal beam rods, a plurality of transverse beam rods and a transverse rolling shaft are fixedly connected between the longitudinal beam rods, two ends of the rolling shaft respectively abut against the longitudinal beam rods and are inserted with pin shafts, and the pin shafts are connected with the longitudinal beam rods. The pin shafts are fixedly inserted into the longitudinal beam rods, and the two ends of the transverse beam rods are fixedly connected to the longitudinal beam rods respectively; the rolling shafts are linearly, longitudinally and uniformly distributed on the material frame; a plurality of mounting holes are formed in the longitudinal beam rods, a plurality of bolts are inserted into the middles of the tank walls on the two sides of the tank body, and the tail ends of the bolts penetrate through the mounting holes of the longitudinal beam rods to be in threaded connection with a plurality of nuts. The support in the pressure tank is simple in structure and convenient to manufacture and can replace the inner wall of the pressure tank to bear the mold, and the mold can be conveniently pushed to the deep position or the bottom of the pressure tank in a rolling mode based on the rolling shaft of the support. The space of the pressure tank can be fully utilized, and the die is not prone to being abraded with the inner wall of the pressure tank when taken and placed.

Description

Technical Field

[0001] The utility model relates to the technical field of inner brackets of pressure tanks, and more specifically to a rolling rod bracket suitable for molding fiber-reinforced composite material pressure tanks. Background Art

[0002] In the production of fiber-reinforced composite materials for general aircraft, the use of pressure tanks can enhance the strength of composite materials and greatly reduce the occurrence of defects such as delamination, voids and looseness in composite materials. The pressure tank has sufficient internal space to place multiple composite material production molds for pressurized molding. Since the pressure tank is slender (suitable for the manufacture of longer parts such as wings on general aircraft), when placing composite material production molds in the pressure tank, the pressure tank space far from the entrance is often not fully utilized; and when placing the mold, it often rubs against the inner wall of the pressure tank, causing the paint in the tank to wear; so it is necessary to design a structure that can fully utilize the bottom space of the pressure tank and will not cause the paint in the tank to wear when taking and placing the mold. Summary of the invention

[0003] The purpose of the utility model is to address the deficiencies of the prior art and to provide a roller bracket suitable for fiber reinforced composite pressure tank molding, wherein the roller bracket facilitates the movement of the mold to the bottom of the pressure tank, and the mold is not easily worn against the inner wall of the pressure tank when being taken in and out.

[0004] A roller support for fiber reinforced composite pressure tank molding, comprising a tank body of the pressure tank, a longitudinal material rack inserted in the tank body, the material rack comprising two longitudinal beams, a plurality of cross beams and a transverse roller fixedly connected between the longitudinal beams, two ends of the roller respectively abutting against the longitudinal beams and plugged with a pin, the pin is plugged and fixed on the longitudinal beam, and two ends of the cross beam are respectively fixedly connected to the longitudinal beam;

[0005] The rollers are evenly distributed on the rack in a linear longitudinal manner;

[0006] A plurality of mounting holes are formed on the longitudinal beam rod, a plurality of bolts are inserted into the middle of the tank walls on both sides of the tank body, and the ends of the bolts pass through the mounting holes of the longitudinal beam rod and are screwed with a plurality of nuts; a sealing gasket is inserted and sleeved on the bolt, and the sealing gasket is clamped and fixed between the head of the bolt and the outer wall of the tank body.

[0007] Preferably, the bolts are evenly distributed on the rack in a linear longitudinal manner.

[0008] Preferably, the upper end of the outer wall of the roller extends out of the upper end surface of the cross beam, the number of rollers is greater than the number of cross beams, and the cross beams are linearly and uniformly distributed on the longitudinal beams.

[0009] Preferably, a roller is provided at the front end of the longitudinal beam rod on the material rack, and a cross beam rod is provided at the rear end of the longitudinal beam rod.

[0010] Preferably, a vertical beam is fixedly connected to the middle part of the cross beam at the rear end of the longitudinal beam, the lower end of the vertical beam is located on the lower side of the material rack and is fixedly connected to a longitudinal support beam, a plurality of transverse core rollers are inserted on the support beam, and roller sleeves are inserted on the core rollers on both sides of the support beam; the roller sleeves extending from both ends of the core roller are riveted to guide wheels through rivets, and the outer wall of the guide wheel rests on the inner wall of the tank body.

[0011] Preferably, the upper end of the outer wall of the roller sleeve is exposed from the upper end surface of the support beam; and the core rollers are linearly and longitudinally evenly distributed on the support beam.

[0012] Preferably, one end of the roller sleeve close to the inner wall of the tank body abuts against the guide wheel and is formed with a chamfer.

[0013] The beneficial effects of the utility model are:

[0014] The support structure of the structure arranged in the pressure tank is simple and easy to manufacture. It can replace the inner wall of the pressure tank to support the mold. Moreover, based on the roller of the support, it is convenient to push the mold to the deep or bottom of the pressure tank in a rolling manner; the space of the pressure tank can be fully utilized, and the mold is not easy to be worn against the inner wall of the pressure tank when being taken in and out. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a cross-sectional schematic diagram of the utility model in the front view direction;

[0016] Figure 2 It is a three-dimensional structural schematic diagram of the inner material rack of the utility model;

[0017] Figure 3 It is a cross-sectional schematic diagram of the utility model provided with an auxiliary bracket.

[0018] In the figure: 1. tank body; 2. material rack; 21. longitudinal beam; 22. cross beam; 23. roller; 24. pin; 25. mounting hole; 3. bolt; 4. sealing gasket; 5. nut; 6. vertical beam; 7. support beam; 8. core roller; 9. roller sleeve; 10. guide wheel. DETAILED DESCRIPTION

[0019] Example: See Figures 1 to 2 As shown, a roller support for forming a fiber reinforced composite pressure tank comprises a tank body 1 of the pressure tank, a longitudinal material rack 2 is inserted in the tank body 1, the material rack 2 comprises two longitudinal beams 21, a plurality of cross beams 22 and a transverse roller 23 are fixedly connected between the longitudinal beams 21, two ends of the roller 23 are respectively against the longitudinal beams 21 and are plugged with a pin 24, the pin 24 is plugged and fixed on the longitudinal beam 21, and two ends of the cross beam 22 are respectively fixedly connected to the longitudinal beam 21;

[0020] The rollers 23 are evenly distributed on the rack 2 in a linear longitudinal manner;

[0021] A plurality of mounting holes 25 are formed on the longitudinal beam rod 21, and a plurality of bolts 3 are inserted into the middle of the tank walls on both sides of the tank body 1. The ends of the bolts 3 pass through the mounting holes 25 of the longitudinal beam rod 21 and are screwed with a plurality of nuts 5; a sealing gasket 4 is inserted into the bolt 3, and the sealing gasket 4 is clamped and fixed between the head of the bolt 3 and the outer wall of the tank body 1.

[0022] The bolts 3 are evenly distributed on the rack 2 in a linear longitudinal manner.

[0023] The upper end of the outer wall of the roller 23 extends out of the upper end surface of the cross beam 22, so that when the mold is placed, the mold will not wear against the cross beam 22; the number of rollers 23 is greater than the number of cross beams 22, and the cross beams 22 are linearly and evenly distributed on the longitudinal beam 21.

[0024] A roller 23 is provided at the front end of the longitudinal beam rod 21 on the material rack 2 , and a cross beam rod 22 is provided at the rear end of the longitudinal beam rod 21 .

[0025] See Figure 1 , 3 As shown, a vertical vertical beam 6 is fixedly connected to the middle part of the cross beam 22 at the rear end of the longitudinal beam 21, and the lower end of the vertical beam 6 is located at the lower side of the material rack 2 and is fixedly connected to a longitudinal support beam 7, on which a plurality of horizontal core rollers 8 are inserted, and roller sleeves 9 are inserted on the core rollers 8 on both sides of the support beam 7; the roller sleeves 9 extending from both ends of the core roller 8 are riveted with guide wheels 10 by rivets, and the outer wall of the guide wheel 10 abuts against the inner wall of the tank body 1, because the mold can only be placed on the upper side of the material rack 2, and the mold placed on the lower side of the material rack 2 will still wear against the inner wall of the tank body 1, so the structure of the core roller 8 and the roller sleeve 9 is added, and the mold can be conveniently placed in the tank body 1 on the lower side of the material rack 2 through the roller sleeve 9.

[0026] The upper end of the outer wall of the roller sleeve 9 is exposed from the upper end surface of the support beam 7; the core rollers 8 are evenly distributed on the support beam 7 in a linear longitudinal manner.

[0027] One end of the roller sleeve 9 close to the inner wall of the tank body 1 abuts against the guide wheel 10 and is formed with a chamfer.

[0028] Working principle: The utility model is a roller bracket suitable for fiber reinforced composite pressure tank molding, and the roller bracket supports the mold through a longitudinal beam 21 and a cross beam 22, and a rolling roller 23 is provided on the roller bracket. The mold is placed on the roller 23 of the roller bracket (i.e., the material rack 2), and the mold can be pushed to the depth or bottom of the pressure tank based on the roller 23.

[0029] The embodiments are used to illustrate the present invention, but not to limit the present invention. Any person skilled in the art may modify the embodiments without violating the spirit and scope of the present invention, and therefore the scope of protection of the present invention shall be as set forth in the claims of the present invention.

Claims

1. A roller support for fiber reinforced composite material pressure tank molding, comprising a tank body (1) of the pressure tank, a longitudinal material rack (2) inserted in the tank body (1), characterized in that: The material rack (2) comprises two longitudinal beams (21), a plurality of transverse beams (22) and transverse rollers (23) are fixedly connected between the longitudinal beams (21), two ends of the rollers (23) respectively abut against the longitudinal beams (21) and are plugged with pins (24), the pins (24) are plugged and fixed on the longitudinal beams (21), and two ends of the transverse beams (22) are respectively fixed on the longitudinal beams (21); The rollers (23) are evenly distributed on the material rack (2) in a linear longitudinal manner; A plurality of mounting holes (25) are formed on the longitudinal beam rod (21); a plurality of bolts (3) are inserted into the middle of the tank walls on both sides of the tank body (1); the ends of the bolts (3) pass through the mounting holes (25) of the longitudinal beam rod (21) and are screwed with a plurality of nuts (5); a sealing gasket (4) is inserted into the bolts (3); the sealing gasket (4) is clamped and fixed between the head of the bolt (3) and the outer wall of the tank body (1).

2. A roller bracket suitable for fiber reinforced composite pressure tank molding according to claim 1, characterized in that: The bolts (3) are evenly distributed on the material rack (2) in a linear longitudinal manner.

3. The roller bracket suitable for fiber reinforced composite material pressure tank molding according to claim 1, characterized in that: The upper ends of the outer walls of the rollers (23) extend out of the upper end surface of the crossbeam (22), the number of the rollers (23) is greater than the number of the crossbeam (22), and the crossbeam (22) is evenly distributed on the longitudinal beam (21) in a linear longitudinal manner.

4. The roller bracket suitable for fiber reinforced composite material pressure tank molding according to claim 3, characterized in that: A roller (23) is provided at the front end of the longitudinal beam rod (21) on the material rack (2), and a cross beam rod (22) is provided at the rear end of the longitudinal beam rod (21).

5. The roller bracket suitable for fiber reinforced composite material pressure tank molding according to claim 4, characterized in that: A vertical beam (6) is fixedly connected to the middle of the cross beam (22) at the rear end of the longitudinal beam (21); the lower end of the vertical beam (6) is located at the lower side of the material rack (2) and is fixedly connected to a longitudinal support beam (7); a plurality of transverse core rollers (8) are inserted on the support beam (7); roller sleeves (9) are inserted on the core rollers (8) on both sides of the support beam (7); guide wheels (10) are riveted to the roller sleeves (9) at both ends of the core roller (8); the outer wall of the guide wheel (10) abuts against the inner wall of the tank body (1).

6. The roller bracket suitable for fiber reinforced composite material pressure tank molding according to claim 5, characterized in that: The upper end of the outer wall of the roller sleeve (9) is exposed from the upper end surface of the support beam (7); the core roller (8) is evenly distributed on the support beam (7) in a linear longitudinal direction.

7. The roller bracket suitable for fiber reinforced composite material pressure tank molding according to claim 5, characterized in that: One end of the roller sleeve (9) close to the inner wall of the tank body (1) abuts against the guide wheel (10) and is formed with a chamfer.

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