CN213915711U

CN213915711U - U-shaped longitudinal beam end wing surface bending and shaping device

Info

Publication number: CN213915711U
Application number: CN202022652181.XU
Authority: CN
Inventors: 李建为; 单宝德
Original assignee: Sinomach Casting & Forging Machinery Co ltd
Current assignee: Sinomach Casting & Forging Machinery Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-08-10
Anticipated expiration: 2030-11-16

Abstract

The U-shaped longitudinal beam end wing surface bending and shaping device comprises a fixed base, a lifting bed body capable of moving vertically is arranged in the fixed base, a first guide rail which is vertically arranged is arranged on the outer side of the lifting bed body, a first slide block which is matched with the first guide rail is arranged on the inner side of the fixed base, a lifting oil cylinder is arranged between the fixed base and the lifting bed body, the bottom end of the lifting oil cylinder is arranged on the fixed base, a piston rod of the lifting oil cylinder is fixedly connected with the lifting bed body, the top of the lifting bed body is provided with a mounting plate, two sides of the mounting plate are respectively provided with a second guide rail which is transversely arranged, a second slide block is arranged on the second guide rail in a matching way, a horizontal moving plate is fixedly arranged on the second sliding block, a servo motor is arranged at one end of the mounting plate, a screw rod is arranged on an output shaft of the servo motor, the bottom of the horizontal moving plate is provided with a nut matched with the screw rod, and the servo motor starts the horizontal moving plate capable of driving the horizontal moving plate to transversely move on the second guide rail.

Description

U-shaped longitudinal beam end wing surface bending and shaping device

Technical Field

The utility model belongs to the technical field of longeron processing equipment technique and specifically relates to a U type longeron end airfoil shaping device that bends.

Background

The frame is the most important bearing part in the automobile, the frame longitudinal beam is one of the key parts, wherein the U-shaped longitudinal beam is widely applied to the production and assembly of commercial vehicle frames, various processing devices exist in the production process of the U-shaped longitudinal beam, and for the processing of bending and shaping the wing surface at the end of the U-shaped longitudinal beam, the existing devices can only be manually adjusted, the production efficiency is low, and therefore a U-shaped longitudinal beam end wing surface bending and shaping device with high automation degree needs to be developed and designed.

Disclosure of Invention

In order to solve the problem, the utility model aims to provide a U type longeron end airfoil shaping device of bending has solved the shaping problem of bending of U type longeron end airfoil in deep-processing process, and overall structure design is simple, convenient operation, has the function of realizing U type longeron end airfoil shaping of bending fast.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a U-shaped longitudinal beam end wing surface bending and shaping device, which comprises a fixed base, wherein a lifting bed body capable of vertically moving is arranged in the fixed base, a vertically arranged first guide rail is arranged at the outer side of the lifting bed body, a first slide block matched with the first guide rail is arranged at the inner side of the fixed base, a lifting oil cylinder is also arranged between the fixed base and the lifting bed body, the bottom end of the lifting oil cylinder is arranged on the fixed base, a piston rod of the lifting oil cylinder is fixedly connected with the lifting bed body, a mounting plate is arranged at the top of the lifting bed body, two sides of the mounting plate are both provided with a second guide rail which is transversely arranged, a second slide block is arranged on the second guide rail in a matching way, a horizontal moving plate is fixedly arranged on the second slide block, one end of the mounting plate is provided with a servo motor, a lead screw is arranged on an output shaft of the servo motor, and a nut matched with the lead screw is arranged at the bottom of the horizontal moving plate, the servo motor is started to drive the horizontal moving plate to transversely move on the second guide rail, the two ends of the horizontal moving plate are provided with symmetrically-arranged shaping devices, each shaping device comprises a fixed shaping die, a straight-line section side pushing die and a bending section side pushing die, the fixed shaping die, the straight-line section side pushing die and the bending section side pushing die are arranged on the horizontal moving plate, the bottom of the straight-line section side pushing die is provided with a third slide block, the horizontal moving plate is provided with a third guide rail matched with the third slide block, the bottom of the bending section side pushing die is provided with a fourth slide block, the horizontal moving plate is provided with a fourth guide rail matched with the fourth slide block, the end part of the horizontal moving plate is provided with a vertically-arranged support upright post, the support upright post is provided with a first side pushing cylinder and a second side pushing cylinder, a piston rod of the first side pushing cylinder is fixedly connected with the straight-line section side pushing die, and a piston rod of the second side pushing cylinder is fixedly connected with the bending section side pushing die, the vertical pressing device comprises a pressing oil cylinder installed on the pressing seat, an upper pressing plate is installed at the upper end of a piston rod of the pressing oil cylinder, a guide shaft of the vertical setting is installed at the bottom of the upper pressing plate, and the bottom end of the guide shaft penetrates out of the pressing seat and is provided with a lower pressing plate. The blotter is installed to the unable adjustment base upper end, and the mounting panel can drop to on the blotter. The anti-collision device is characterized in that anti-collision blocks are mounted at two ends of the mounting plate and can limit the horizontal movement of the horizontal moving plate, and rubber pads are arranged on the inner sides of the anti-collision blocks. A base plate is arranged between the fixed shaping die and the horizontal moving plate, and the fixed shaping die is detachably mounted on the base plate. The pressing seat is provided with a guide sleeve matched with the guide shaft, and the periphery of the guide shaft between the pressing seat and the upper pressing plate is further sleeved with a dust cover. Foundation bolts are installed at four corners of the fixed base, and are matched with each other to be provided with a first nut and a second nut, wherein the first nut is located on the upper side of the fixed base bottom plate, and the second nut is located on the lower side of the fixed base bottom plate.

The utility model has the advantages of: a U type longeron end airfoil shaping device of bending, make the plastic mould remove through servo motor and lift cylinder and target in place, then rely on the side to push away the hydro-cylinder and accomplish U type longeron end airfoil and bend plastic work, this device can carry out the mould automatically and switch over, realize about U type longeron end airfoil plastic work on same equipment, replace original manual work change mould, the manual operation of accomplishing U type longeron end airfoil and bend the work of plastic, the very big improvement of this device production efficiency, reduced artifical intensity of labour.

Drawings

Fig. 1 is a schematic three-dimensional structure of the present invention;

fig. 2 is a front view of the present invention;

FIG. 3 is a left side view of FIG. 2;

FIG. 4 is an enlarged view of the cross-sectional view taken along line A-A of FIG. 2;

FIG. 5 is an enlarged view of the cross-sectional view taken along line B-B in FIG. 2;

FIG. 6 is a schematic view of the present invention showing the bending operation of the workpiece;

FIG. 7 is an enlarged partial view of I of FIG. 1;

fig. 8 is a partial enlarged view of II in fig. 2.

Detailed Description

The utility model relates to a U-shaped longitudinal beam end wing surface bending and shaping device, as shown in figure 1, figure 2 and figure 3, comprising a fixed base 1, wherein the fixed base 1 is used for fixing the whole shaping device, the fixed base 1 can be installed on a fixed or movable basis, a lifting bed body 2 capable of vertically moving is arranged in the fixed base 1, a first guide rail 3 vertically arranged is installed at the outer side of the lifting bed body 2, a first slide block 4 matched with the first guide rail 3 is installed at the inner side of the fixed base 1, a lifting oil cylinder 5 is also arranged between the fixed base 1 and the lifting bed body 2, the bottom end of the lifting oil cylinder 5 is installed at the central position on the fixed base 1, the piston rod of the lifting oil cylinder 5 is fixedly connected with the lifting bed body 2, wherein the first slide block 4 and the first guide rail 3 are matched for ensuring the stability of the lifting bed body 2 during lifting action, the lifting oil cylinder 5 is used for providing power for lifting the lifting bed body 2, and the accurate stop position of the lifting bed body 2 can be ensured by the lifting oil cylinder 5 under the control of an external electric and hydraulic system.

The top of the lifting bed body 2 is provided with a mounting plate 6, as shown in fig. 3, two sides of the mounting plate 6 are respectively provided with a second guide rail 7 which is transversely arranged, a second slider 8 is arranged on the second guide rail 7 in a matching manner, a horizontal moving plate 9 is fixedly arranged on the second slider 8, a servo motor 10 is arranged at the central position of one end of the mounting plate 6, a lead screw 11 is arranged on an output shaft of the servo motor 10, a nut 12 which is matched with the lead screw 11 is arranged at the bottom of the horizontal moving plate 9, and the servo motor 10 is started to drive the horizontal moving plate 9 to transversely move on the second guide rail 7. The second sliding block 8 and the second guide rail 7 are matched to ensure the stability of the horizontal moving plate 9 during the transverse movement, the servo motor 10, the lead screw 11 and the nut 12 are matched to provide power for the movement of the horizontal moving plate 9, and when the U-shaped longitudinal beams with different width specifications are bent and shaped at the end airfoil surfaces, the horizontal moving plate 9 can be adjusted to accurately move to a required position through the servo motor 10 due to different widths of the U-shaped longitudinal beams.

As shown in fig. 4, the two ends of the horizontal moving plate 9 are provided with symmetrically arranged shaping devices, each shaping device comprises a fixed shaping mold 13, a straight-line-section side-pushing mold 14 and a bending-section side-pushing mold 15, which are mounted on the horizontal moving plate 9, as shown in fig. 5, a third slider 16 is mounted at the bottom of the straight-line-section side-pushing mold 14, a third guide rail 17 matched with the third slider 16 is arranged on the horizontal moving plate 9, a fourth slider 18 is mounted at the bottom of the bending-section side-pushing mold 15, and a fourth guide rail 19 matched with the fourth slider 18 is arranged on the horizontal moving plate 9. The end of the horizontal moving plate 9 is provided with a vertically arranged support upright post 20, the support upright post 20 is provided with a first side pushing oil cylinder 21 and a second side pushing oil cylinder 22, a piston rod of the first side pushing oil cylinder 21 is fixedly connected with the straight-line section side pushing mould 14, and a piston rod of the second side pushing oil cylinder 22 is fixedly connected with the bending section side pushing mould 15.

The fixed shaping die 13 can move along with the horizontal moving plate 9 and can accurately move to a position where the wing surface of the end of the U-shaped longitudinal beam needs to be bent under the driving of the servo motor 10, the fixed shaping die 13 is provided with two side surfaces along the length direction of the U-shaped longitudinal beam, one side surface is a straight line section and does not participate in shaping work of bending the wing surface of the end of the U-shaped longitudinal beam, the other side surface is composed of a straight line section and a bending section, the side surface participates in bending and shaping actions of the wing surface of the end of the U-shaped longitudinal beam and is respectively arranged corresponding to the straight line section side pushing die 14 and the bending section side pushing die 15, and the angle formed by the straight line section and the bending section on the side surface is processed in advance according to the bending angle of the wing surface of the end of the U-shaped longitudinal beam.

The third sliding block 16 and the third guide rail 17 act together to ensure the stability of the straight-line-section side-pushing mold 14 during movement, the first side-pushing cylinder 21 provides power for the movement of the straight-line-section side-pushing mold 14, when the wing surface of the end of the U-shaped longitudinal beam end needing to be bent and shaped enters the shaping and bending position and keeps a static state, the first side-pushing cylinder 21 acts to enable the straight-line-section side-pushing mold 14 to move towards the direction close to the fixed shaping mold 13, the straight-line-section side-pushing mold 14 and the fixed shaping mold 13 act together to clamp the wing surface of the U-shaped longitudinal beam end bending and shaping position, and the function is to ensure that the longitudinal beam cannot deflect along the length direction in the shaping and bending process of the U-shaped longitudinal beam end.

The fourth slide block 18 and the fourth guide rail 19 work together to ensure the stability of the bending section side-push mold 15 during movement, the second side-push cylinder 22 is used for providing power for the bending section side-push mold 15 during movement, when the end airfoil of the U-shaped longitudinal beam to be bent and shaped enters the shaping and bending position and keeps a static state, and the straight-line side-push mold 14 and the fixed shaping mold 13 are in a state of clamping the airfoil of the U-shaped longitudinal beam end bending and shaping position, the second side-push cylinder 22 acts to move the bending section side-push mold 15 towards the direction close to the fixed shaping mold 13, and when the bending section side-push mold 15 is in contact with the longitudinal beam airfoil of the U-shaped longitudinal beam end bending and shaping position, the second side-push cylinder 22 provides enough thrust for the bending section side-push mold 15, so that the airfoil of the U-shaped longitudinal beam end position to be bent is deformed and deflected towards the fixed shaping mold 13, when the inner side surface of the wing surface at the bending position of the U-shaped longitudinal beam is in contact with the side surface at the bending position of the fixed shaping die 13, the bending and shaping work of the wing surface at the end of the U-shaped longitudinal beam is finished, after the bending and shaping work of the wing surface at the end of the U-shaped longitudinal beam is finished, the bending section side pushing die 15 continues to press the wing surface at the bending and shaping position of the end of the U-shaped longitudinal beam, until the internal stress generated by the wing surface at the end of the U-shaped longitudinal beam due to deformation is eliminated, or other procedures are used for fixing the bending position of the wing surface at the end of the U-shaped longitudinal beam, namely after all the shaping dies are loosened, the bending position of the wing surface at the end of the U-shaped longitudinal beam does not generate the rebound phenomenon, and then the bending section side pushing die 15 is separated from the wing surface at the end of the U-shaped longitudinal beam, so that the shaping work of the wing surface at the end of the U-shaped longitudinal beam is finished.

The pressing base 23 is arranged between the tops of the support upright columns 20 at the two ends, two groups of vertical pressing devices are arranged on the pressing base 23, each group of pressing devices corresponds to a shaping device on one side of each pressing device, each vertical pressing device comprises a pressing oil cylinder 24 arranged on the pressing base 23, an upper pressing plate 25 is arranged at the upper end of a piston rod of the pressing oil cylinder 24, a guide shaft 26 which is vertically arranged is arranged at the bottom of the upper pressing plate 25, and the bottom end of the guide shaft 26 penetrates out of the pressing base 23 and is provided with a lower pressing plate 27. The pressing base 23 has two functions, one function is to enhance the strength of the bracket upright columns 20 at two ends and avoid the bracket upright columns 20 from deforming under the action of the side-push oil cylinder, and the other function is to provide a necessary installation position for the pressing oil cylinder 24. The pressing oil cylinder 24 can drive the pressing plate 27 to move when acting through the combined action of the upper pressing plate 25 and the guide shaft 26, when the end of the U-shaped longitudinal beam enters the shaping and bending position and is in a static state, and after the straight-line-section side pushing mold 14 and the fixed shaping mold 13 clamp the wing surface of the U-shaped longitudinal beam end bending and shaping position, the pressing oil cylinder 24 drives the pressing plate 27 to move downwards to press the ventral surface of the U-shaped longitudinal beam end bending and shaping position, so that the ventral surface is prevented from wrinkling when the U-shaped longitudinal beam end is bent and shaped.

U type longeron end airfoil shaping device of bending is bending concrete process of plastic processing as follows:

in the process of bending and shaping the wing surface at the end of the U-shaped longitudinal beam, the U-shaped longitudinal beam is firstly placed on the outer side of the shaping device through other external feeding tools, and the length direction of the longitudinal beam needs to be perpendicular to the horizontal moving plate 9 of the shaping device and parallel to the length direction of the fixed shaping die 13. Next the shaping device performs internal adjustment: the lifting bed body 2 descends under the action of the lifting oil cylinder 5, the lower pressing plate 27 is lifted upwards under the action of the pressing oil cylinder 24, a certain space distance exists between the fixed shaping die 13 and the lower pressing plate 27 in the vertical direction, the distance enables the end of the U-shaped longitudinal beam to freely enter and exit, the servo motor 10 acts according to the difference of the width direction of the U-shaped longitudinal beam, the horizontal moving plate 9 is adjusted through the action of the lead screw 11 and the nut 12, the fixed shaping die 13 moves along with the horizontal moving plate 9, when a certain gap exists between the side surface of the fixed shaping die 13 participating in the bending and shaping actions of the end of the U-shaped longitudinal beam and the inner side of the wing surface of the bending position of the end of the U-shaped longitudinal beam, the horizontal moving plate 9 stops moving, the oil cylinder rods of the first side pushing oil cylinder 21 and the second side pushing oil cylinder 22 need to be ensured to be in a retracting state, and the straight line section side pushing die 14 and the bending section side pushing die 15 are positioned far away from the fixed shaping die 13, the end of the U-shaped longitudinal beam needing to be bent and shaped enters the shaping machine under the action of other external equipment, and when the wing surface bending position of the end of the U-shaped longitudinal beam reaches a bending designated position, the U-shaped longitudinal beam stops feeding to the inside of the shaping machine and keeps a static state; at the moment, the lifting bed body 2 is lifted upwards under the action of the lifting oil cylinder 5, when the upper surface of the fixed shaping mold 13 is in contact with the inner ventral surface of the U-shaped longitudinal beam end bending position, the lifting oil cylinder 5 stops acting and is in a static state, the first side push oil cylinder 21 acts to drive the linear section side push mold 14 to move towards the direction close to the fixed shaping mold 13, when the linear section side push mold 14 and the fixed shaping mold 13 act together to clamp the wing surface at the U-shaped longitudinal beam end bending position, the first side push oil cylinder 21 stops acting, the wing surface at the U-shaped longitudinal beam end bending position is in a clamping state at the moment and is in a clamping state until the wing surface at the U-shaped longitudinal beam end is bent and shaped, the lower press plate 27 moves downwards under the action of the press oil cylinder 24, when the lower press plate 27 and the fixed shaping mold 13 act together to clamp the wing surface at the U-shaped longitudinal beam end bending position, the pressing oil cylinder 24 stops acting, the ventral surface at the bending position of the end of the U-shaped longitudinal beam is in a clamping state at the moment and is in a clamping state until the end of the U-shaped longitudinal beam is bent and shaped, then the second side pushing oil cylinder 22 acts to drive the bending section side pushing mould 15 to move towards the direction close to the fixed shaping mould 13, when the bending section side pushing mould 15 is contacted with the wing surface at the bending and shaping position of the end of the U-shaped longitudinal beam, the wing surface at the bending and shaping position of the end of the U-shaped longitudinal beam is deformed, bent and deformed by the force provided by the second side pushing oil cylinder 22 and moves towards the side surface of the bending position on the fixed shaping mould 13, when the wing surface at the bending and shaping position of the end of the U-shaped longitudinal beam is contacted with the side surface at the bending position on the fixed shaping mould 13, the second side pushing oil cylinder 22 stops acting, as shown in figure 6, at the moment, the second side pushing oil cylinder 22 needs to keep a certain pressure until the stress generated by the deformation of the wing surface at the bending position of the end of the U-shaped longitudinal beam is eliminated, or the bending position of the end of the U-shaped longitudinal beam is fixed by using other procedures, namely, the bending position of the end of the U-shaped longitudinal beam does not rebound after all the shaping molds are loosened.

After the wing surface of the end of the U-shaped longitudinal beam is bent and shaped, the second side pushing oil cylinder 22 acts to drive the bent section side pushing mould 15 to move towards the direction far away from the fixed shaping mould 13 until the second side pushing oil cylinder 22 is completely retracted, the upper pressure plate 25 is lifted upwards under the action of the pressing oil cylinder 24 until the upper pressure plate 25 reaches the highest position, the first side pushing oil cylinder 21 acts to drive the straight section side pushing mould 14 to move towards the direction far away from the fixed shaping mould 13 until the first side pushing oil cylinder 21 is completely retracted, and all pressing devices at the bending and shaping position of the end of the U-shaped longitudinal beam are loosened and located at the maximum position, namely the position far away from the U-shaped longitudinal beam. The horizontal moving plate 9 slightly moves for a certain distance under the combined action of the servo motor 10, the lead screw 11 and the nut 12 to ensure that the side surface participating in forming on the fixed shaping die 13 is separated from the wing surface of the bending position at the end of the U-shaped longitudinal beam, finally, the lifting oil cylinder 5 acts to drive the lifting bed body 2 to move downwards until the upper side surface of the fixed shaping die 13 forms a certain distance with the wing surface of the U-shaped longitudinal beam, at the moment, the shaping device is completely separated from the U-shaped longitudinal beam, the bending and shaping work of the end of the U-shaped longitudinal beam is finished, and the U-shaped longitudinal beam is fed into the tool through other external tools and exits the shaping device.

Further, in order to avoid direct collision contact between the lifting bed body 2 and the fixed base 1 when the lifting bed body 2 moves vertically, a cushion pad 28 is installed at the upper end of the fixed base 1, and the mounting plate 6 can be lowered onto the cushion pad 28. As shown in fig. 7, the anti-collision blocks 29 are mounted at both ends of the mounting plate 6, the anti-collision blocks 29 can limit the horizontal movement of the horizontal moving plate 9, the rubber pads 30 are arranged at the inner sides of the anti-collision blocks 29, the horizontal moving plate 9 is limited horizontally, and the direct collision between the horizontal moving plate 9 and the anti-collision blocks 29 is avoided, so that the service life of the horizontal moving plate 9 is prolonged to a certain extent.

In order to be suitable for longitudinal beam ends of different types and facilitate the disassembly, assembly and replacement of the fixed shaping mold 13, a backing plate 31 is arranged between the fixed shaping mold 13 and the horizontal moving plate 9, and the fixed shaping mold 13 is detachably mounted on the backing plate 31.

Further, in order to ensure the stability of the guide shaft 26 during vertical lifting movement on the pressing base 23, a guide sleeve 32 matched with the guide shaft 26 is installed on the pressing base 23, and in order to protect the guide shaft 26 from being affected by external dust and debris, a dust cover 33 is further sleeved on the periphery of the guide shaft 26 between the pressing base 23 and the upper pressing plate 25.

Further, in order to adjust the overall height position of the shaping device conveniently, as shown in fig. 8, the four corners of the fixing base 1 are provided with anchor bolts 34, the anchor bolts 34 are provided with first nuts 35 and second nuts 36 in a matching manner, wherein the first nuts 35 are located on the upper side of the base plate of the fixing base 1, the second nuts 36 are located on the lower side of the base plate of the fixing base 1, the base plate of the fixing base 1 is located between the first nuts 35 and the second nuts 36, so that stable positioning is realized, and the overall height of the bending shaping device can be adjusted as required by adjusting the height positions of the first nuts 35 and the second nuts 36 on the anchor bolts 34.

Technical scheme of the utility model not be restricted to the utility model the within range of embodiment. The technical contents not described in detail in the present invention are all known techniques.

Claims

1. The utility model provides a U type longeron end airfoil shaping device that bends which characterized in that: the lifting machine tool comprises a fixed base (1), a lifting tool body (2) capable of moving vertically is arranged in the fixed base (1), a vertically arranged first guide rail (3) is installed on the outer side of the lifting tool body (2), a first sliding block (4) matched with the first guide rail (3) is installed on the inner side of the fixed base (1), a lifting oil cylinder (5) is further arranged between the fixed base (1) and the lifting tool body (2), the bottom end of the lifting oil cylinder (5) is installed on the fixed base (1), a piston rod of the lifting oil cylinder (5) is fixedly connected with the lifting tool body (2), a mounting plate (6) is arranged at the top of the lifting tool body (2), second guide rails (7) arranged transversely are arranged on two sides of the mounting plate (6), a second sliding block (8) is installed on the second guide rails (7) in a matched mode, and a horizontal moving plate (9) is fixedly installed on the second sliding block (8), one end of the mounting plate (6) is provided with a servo motor (10), a lead screw (11) is mounted on an output shaft of the servo motor (10), a nut (12) matched with the lead screw (11) is arranged at the bottom of the horizontal moving plate (9), the servo motor (10) is started to drive the horizontal moving plate (9) to transversely move on the second guide rail (7), two ends of the horizontal moving plate (9) are provided with symmetrically-arranged shaping devices, each shaping device comprises a fixed shaping mold (13) mounted on the horizontal moving plate (9), a straight-line-section side-pushing mold (14) and a bending-section side-pushing mold (15), a third slider (16) is mounted at the bottom of the straight-line-section side-pushing mold (14), a third guide rail (17) matched with the third slider (16) is arranged on the horizontal moving plate (9), and a fourth slider (18) is mounted at the bottom of the bending-section side-pushing mold (15), a fourth guide rail (19) matched with the fourth slider (18) is arranged on the horizontal moving plate (9), a vertically arranged support upright post (20) is installed at the end part of the horizontal moving plate (9), a first side pushing oil cylinder (21) and a second side pushing oil cylinder (22) are installed on the support upright post (20), a piston rod of the first side pushing oil cylinder (21) is fixedly connected with the straight-line section side pushing mould (14), a piston rod of the second side pushing oil cylinder (22) is fixedly connected with the bending section side pushing mould (15), a pressing seat (23) is arranged between the tops of the support upright posts (20) at two ends, two groups of vertical pressing devices are arranged on the pressing seat (23), each group of the pressing devices corresponds to a shaping device at one side of each pressing device, each vertical pressing device comprises a pressing oil cylinder (24) installed on the pressing seat (23), and a pressing plate (25) is installed at the upper end of the piston rod of the pressing oil cylinder (24), the bottom of the upper pressure plate (25) is provided with a guide shaft (26) which is vertically arranged, and the bottom end of the guide shaft (26) penetrates out of the pressure seat (23) and is provided with a lower pressure plate (27).

2. The U-shaped stringer end airfoil bending and shaping device of claim 1, wherein: cushion pad (28) are installed to unable adjustment base (1) upper end, and mounting panel (6) can drop to on cushion pad (28).

3. The U-shaped stringer end airfoil bending and shaping device of claim 1, wherein: anti-collision blocks (29) are mounted at two ends of the mounting plate (6), the anti-collision blocks (29) can limit the transverse movement of the horizontal moving plate (9), and rubber pads (30) are arranged on the inner sides of the anti-collision blocks (29).

4. The U-shaped stringer end airfoil bending and shaping device of claim 1, wherein: a backing plate (31) is arranged between the fixed shaping die (13) and the horizontal moving plate (9), and the fixed shaping die (13) is detachably mounted on the backing plate (31).

5. The U-shaped stringer end airfoil bending and shaping device of claim 1, wherein: the pressing seat (23) is provided with a guide sleeve (32) matched with the guide shaft (26), and the periphery of the guide shaft (26) between the pressing seat (23) and the upper pressing plate (25) is further sleeved with a dust cover (33).

6. The U-shaped stringer end airfoil bending and shaping device of claim 1, wherein: all install rag bolt (34) in the four corners position department of unable adjustment base (1), first nut (35) and second nut (36) are installed in the cooperation on rag bolt (34), and wherein first nut (35) are located the upside of unable adjustment base (1) bottom plate, and second nut (36) are located the downside of unable adjustment base (1) bottom plate.