CN110814116B

CN110814116B - Automatic cold roll forming equipment with adjustable civil air defense door leaf frame

Info

Publication number: CN110814116B
Application number: CN201911015322.2A
Authority: CN
Inventors: 黄金林; 蒋志伟
Original assignee: Wuhan Qinglong Civil Air Defense Components Manufacturing Co ltd
Current assignee: Wuhan Qinglong Civil Air Defense Components Manufacturing Co ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2021-04-20
Anticipated expiration: 2039-10-24
Also published as: CN110814116A

Abstract

The invention relates to an automatic cold-bending forming device with an adjustable frame of a civil air defense door leaf, which comprises a cold-bending machine, wherein the cold-bending machine comprises a base, two conveying wheels are rotatably arranged on the base, each conveying wheel comprises a driving wheel and a driven wheel, and a motor is electrically fixed on the base.

Description

Automatic cold roll forming equipment with adjustable civil air defense door leaf frame

Technical Field

The invention relates to the technical field of civil air defense doors, in particular to automatic cold roll forming equipment with an adjustable civil air defense door leaf frame.

Background

The cold bending machine is a mechanical device for bending steel, is also called as an I-steel cold bending machine, an I-steel bending machine and an I-steel bending supply machine because the cold bending machine is mainly used for bending I-steel in engineering construction. The main function of the bending deformation device is to properly bend and deform a workpiece according to the use requirement without changing the internal stress of the steel, so that the steel achieves the purpose of bending deformation without changing the mechanical property. The bending machine is commonly used for bending supporting steel in various engineering constructions. Most of devices for performing cold roll forming on a civil air defense door leaf frame in the prior art comprise two idler wheels, a push rod is arranged between the two idler wheels, the push rod plays a role in bending, but the contact surface between the push rod and the frame is small, the support is unstable, the push rod is difficult to control the bending angle of the frame, and therefore the device for performing the adjustable automatic cold roll forming on the civil air defense door leaf frame is provided for solving the problems.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the automatic cold roll forming equipment with the adjustable civil air defense door leaf frame, which is used for solving the problems.

In order to achieve the purpose, the invention discloses an automatic cold-bending forming device with an adjustable civil air defense door leaf frame, which comprises a cold-bending machine, wherein the cold-bending machine comprises a base, two conveying wheels are rotatably arranged on the base, each conveying wheel comprises a driving wheel and a driven wheel, a motor is electrically fixed on the base, an output shaft of the motor is in transmission connection with the driving wheel, the driving wheel is in transmission connection with the driven wheel, a groove is embedded in the side surface of each conveying wheel, a clamping ring is slidably connected above the groove, an air cylinder is arranged on the base, two extrusion fixing plates are fixedly arranged on two sides of the air cylinder, which are close to the head, the head of the air cylinder is fixedly connected with an elastic extrusion plate, a through hole is arranged on the elastic extrusion plate in a penetrating manner, a bolt is inserted in the through hole, the other end of the bolt penetrates through the, the upper edge and the lower edge of the elastic extrusion plate are provided with through holes in a penetrating mode, the through holes are of strip-shaped structures, and the width of each through hole is smaller than the diameter of a nut of each bolt.

Preferably, an opening is formed in the extrusion fixing plate in a penetrating mode, a roller mounting frame is fixedly arranged in the opening, the extrusion roller is mounted in the roller mounting frame, and the axis direction of the extrusion roller is perpendicular to the horizontal plane.

Preferably, the driving wheel and the driven wheel are both provided with belt pulleys, and the belt pulleys are connected with belts in a rolling manner.

Preferably, the clamping ring is slidably sleeved at the upper end of the conveying wheel, a return spring is connected between the clamping ring and the conveying wheel, an adjusting bolt is in threaded connection with the conveying wheel, and the lower end of the adjusting bolt is in close contact with the upper end of the clamping ring.

Preferably, a supporting plate is fixedly connected to the head of the cylinder.

Has the advantages that:

1. the side surface of the conveying wheel is embedded with a groove, a clamping ring is connected above the groove in a sliding manner, the position of the clamping ring can be adjusted in a sliding manner according to the width of the frame, so that the frame can be clamped in the groove, the groove plays a guiding role in sliding, the sliding of the frame is more stable, when the clamping ring needs to slide downwards, the adjusting bolt is rotated downwards, when the clamping ring needs to slide upwards, the adjusting bolt is rotated upwards, and under the elastic force action of a return spring, the clamping ring slides upwards, so that the operation is convenient;

2. according to the invention, the contact area between the frame and the cylinder can be increased through the arrangement of the elastic extrusion plate, the bending radian of the elastic extrusion plate can be adjusted, the elastic extrusion plate can be tensioned or loosened through rotating the bolt, so that the radian of the elastic extrusion plate and the bending radian of the frame tend to be consistent, the bending angle of the frame is more accurate and controllable, a plurality of through holes can be formed, and the bending angle of the elastic extrusion plate can be conveniently adjusted;

3. the extrusion fixing plate is provided with an opening in a penetrating manner, the roller mounting frame is fixedly arranged in the opening, the extrusion rollers are mounted in the roller mounting frame, and the resistance of the elastic extrusion plate to the sliding of the frame can be reduced through the arrangement of the extrusion rollers.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective view of the present invention.

Fig. 3 is a schematic perspective view of the present invention.

Fig. 4 is a front view of the present invention.

FIG. 5 is an enlarged view of the structure at A in FIG. 3 according to the present invention.

FIG. 6 is an enlarged view of the structure at B in FIG. 4 according to the present invention.

In the figure: the device comprises a cold bending machine 1, a base 2, a driving wheel 3, a driven wheel 4, a motor 5, a clamping ring 6, an air cylinder 7, an extrusion fixing plate 8, an elastic extrusion plate 9, a perforation 10, a bolt 11, an extrusion roller 12, a belt pulley 13, a belt 14, a return spring 15, an adjusting bolt 16 and a supporting plate 17.

Detailed Description

The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings 1 to 6.

The invention is shown in figures 1-6, the automatic cold-bending forming equipment with the adjustable civil air defense door leaf frame comprises a cold-bending machine 1, the cold-bending machine 1 comprises a base 2, two conveying wheels are rotatably arranged on the base 2, each conveying wheel comprises a driving wheel 3 and a driven wheel 4, a motor 5 is electrically fixed on the base 2, an output shaft of the motor 5 is in transmission connection with the driving wheel 3, the driving wheel 3 is in transmission connection with the driven wheel 4, a groove is embedded in the side surface of each conveying wheel, a clamping ring 6 is slidably connected above the groove, the clamping ring 6 is slidably connected onto the conveying wheels, the position of the clamping ring 6 can be adjusted in a sliding mode according to the width of the frame, the frame can be clamped in the groove, the groove plays a guiding role in sliding, and the sliding of the frame.

Install cylinder 7 on base 2, cylinder 7 is close to the fixed two extrusion fixed plate 8 that are equipped with in both sides of head, and the head fixedly connected with elastic extrusion board 9 of cylinder 7, it is equipped with perforation 10 to run through on the elastic extrusion board 9, perforation 10 can set up to a plurality ofly, conveniently adjust the bending angle of elastic extrusion board 9, it has bolt 11 to punch 10 interpolation, bolt 11's the other end runs through extrusion fixed plate 8 and threaded connection has the nut, it installs extrusion gyro wheel 12 to rotate on the extrusion fixed plate 8, setting through elastic extrusion board 9, can increase the area of contact between frame and the cylinder 7, the bending radian of elastic extrusion board 9 is adjustable, can take-up or not hard up elastic extrusion board 9 through rotating bolt 11, the radian of messenger elastic extrusion board 9 and the bending radian of frame tend to unanimity, the bending angle that makes the frame is more accurate controllable.

The extrusion fixed plate 8 is provided with an opening in a penetrating manner, the opening is internally fixedly provided with a roller mounting frame, the extrusion roller 12 is mounted in the roller mounting frame, the axis direction of the extrusion roller 12 is perpendicular to the horizontal plane, and the resistance of the elastic extrusion plate 9 to the sliding of the frame can be reduced through the arrangement of the extrusion roller 12.

The driving wheel 3 and the driven wheel 4 are both provided with belt pulleys 13, and the belt pulleys 13 are connected with belts 14 in a rolling way.

The clamping ring 6 is sleeved at the upper end of the conveying wheel in a sliding mode, a return spring 15 is connected between the clamping ring 6 and the conveying wheel, an adjusting bolt 16 is connected to the conveying wheel in a threaded mode, the lower end of the adjusting bolt 16 is in close contact with the upper end of the clamping ring 6, when the clamping ring 6 needs to slide downwards, the adjusting bolt 16 is rotated downwards, when the clamping ring 6 needs to slide upwards, the adjusting bolt 16 is rotated upwards, and under the elastic force action of the return spring 15, the clamping ring 6 slides upwards, so that operation is facilitated.

The higher authority and the lower authority of elasticity stripper plate 9 all run through and are equipped with perforation 10, and perforation 10 is bar-type structure, and the width of perforation 10 is less than the diameter of the nut of bolt 11, and the nut diameter of bolt 11 is greater than the width of perforation 10 for in the body of rod of bolt 11 inserted perforation 10, and the nut can't pass, can play the effect of tractive.

The head of the cylinder 7 is fixedly connected with a supporting plate 17.

The side surface of the conveying wheel is embedded with a groove, a clamping ring 6 is connected above the groove in a sliding manner, the position of the clamping ring 6 can be adjusted in a sliding manner according to the width of the frame, the frame can be clamped in the groove, the groove plays a role of guiding when sliding, the sliding of the frame is more stable, when the clamping ring 6 needs to slide downwards, an adjusting bolt 16 is rotated downwards, when the clamping ring 6 needs to slide upwards, the adjusting bolt 16 is rotated upwards, the clamping ring 6 slides upwards under the elastic force of a return spring 15, the operation is convenient, the contact area between the frame and an air cylinder 7 can be increased through the arrangement of an elastic extrusion plate 9, the bending radian of the elastic extrusion plate 9 can be adjusted, the elastic extrusion plate 9 can be tightened or loosened through rotating the bolt 11, and the radian of the elastic extrusion plate 9 and the bending radian of the frame tend to be consistent, the bending angle that makes the frame is more accurate controllable, and perforation 10 can set up to a plurality ofly, conveniently adjusts the bending angle of elastic extrusion board 9, runs through on the extrusion fixed plate 8 and is equipped with the opening, and the opening internal fixation is equipped with the gyro wheel mounting bracket, and extrusion gyro wheel 12 is installed in the gyro wheel mounting bracket, through the setting of extrusion gyro wheel 12, can reduce the gliding resistance of elastic extrusion board 9 to the frame.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The automatic cold-bending forming equipment with the adjustable civil air defense door leaf frame comprises a cold-bending machine (1) and is characterized in that the cold-bending machine (1) comprises a base (2), two conveying wheels are rotatably mounted on the base (2), each conveying wheel comprises a driving wheel (3) and a driven wheel (4), a motor (5) is electrically fixed on the base (2), an output shaft of the motor (5) is in transmission connection with the driving wheel (3), the driving wheel (3) is in transmission connection with the driven wheel (4), a groove is embedded in the side face of each conveying wheel, a clamping ring (6) is slidably connected above the groove, an air cylinder (7) is mounted on the base (2), two extrusion fixing plates (8) are fixedly arranged on two sides of the air cylinder (7) close to the head, and an elastic extrusion plate (9) is fixedly connected to the head of the air cylinder (7), run through on elasticity stripper plate (9) and be equipped with perforation (10), bolt (11) have been inserted in perforation (10), the other end of bolt (11) runs through extrusion fixed plate (8) and threaded connection has the nut, it installs extrusion gyro wheel (12) to rotate on extrusion fixed plate (8), the higher authority of elasticity stripper plate (9) and lower level all run through and are equipped with perforation (10), perforation (10) are bar structure, and the width of perforation (10) is less than the diameter of the nut of bolt (11).

2. The automatic cold roll forming equipment with the adjustable civil air defense door leaf frame as claimed in claim 1, wherein an opening is formed in the extrusion fixing plate (8) in a penetrating manner, a roller mounting frame is fixedly arranged in the opening, the extrusion rollers (12) are mounted in the roller mounting frame, and the axial direction of the extrusion rollers (12) is perpendicular to the horizontal plane.

3. The automatic cold roll forming equipment with the adjustable civil air defense door leaf frame as claimed in claim 1, wherein the driving wheel (3) and the driven wheel (4) are both provided with belt pulleys (13), and the belt pulleys (13) are connected with belts (14) in a rolling manner.

4. The civil air defense door leaf frame adjustable automatic cold roll forming device according to claim 1, characterized in that the clamping ring (6) is slidably sleeved on the upper end of the conveying wheel, a return spring (15) is connected between the clamping ring (6) and the conveying wheel, an adjusting bolt (16) is in threaded connection on the conveying wheel, and the lower end of the adjusting bolt (16) is in close contact with the upper end of the clamping ring (6).

5. The automatic civil air defense door leaf frame adjustable cold roll forming device according to claim 1, characterized in that a support plate (17) is fixedly connected with the head of the cylinder (7).