CN217726907U - Device for preventing deformation of hollow aluminum profile during bending - Google Patents

Abstract

The utility model discloses a device for preventing hollow aluminum profile from deforming during bending, which comprises a supporting part, a steel wire rope and a fixing buckle, wherein the shape of the supporting part is the same as the cross section shape of the inner cavity of the hollow aluminum profile, and the supporting part can move along the axis of the inner cavity of the hollow aluminum profile in the inner cavity of the hollow aluminum profile under the pulling of the steel wire rope; the supporting part comprises at least two supporting plates which are arranged in a row in parallel, through holes are formed in the supporting plates, and one end of the steel wire rope is used for connecting the at least two supporting plates in series through the through holes and is fixed through a fixing buckle; the utility model discloses a plurality of backup pads form the supporting part that can be crooked through wire rope series connection, and the supporting part setting supports hollow aluminium alloy in the inner chamber of cavity aluminium alloy, because the supporting part can be crooked, the supporting part can be crooked simultaneously when bending hollow aluminium alloy, realizes the support to hollow aluminium alloy, has solved the problem of tearing easily when cavity aluminium alloy ex-trusions are crooked, fold, stream material.

Description

Device for preventing deformation of hollow aluminum profile during bending

The technical field is as follows:

the utility model relates to a machining technical field especially relates to a device that warp when preventing that cavity aluminium alloy is crooked.

Background art:

a large number of hollow aluminum alloy sections are adopted in the aluminum alloy vehicle body structure of the railway vehicle, the sections have vehicle body radians which are mainly distributed at the position of a vehicle body frame, such as a door upright post, an end corner post, an end top bent beam, an end part drain pipe and the like, and the accuracy of the radians is related to the manufacturing qualified rate of the whole aluminum alloy vehicle body. The problems of tearing, wrinkling, flowing and the like are easily generated when the hollow aluminum alloy section is bent, and the problems are closely related to the material of the aluminum alloy section, the structure of the die, and particularly the hollow filler of the section during bending.

The utility model has the following contents:

the utility model aims to solve the technical problem that: the hollow aluminum alloy profile is placed in an inner cavity of the hollow aluminum alloy profile for supporting, and the problems that the hollow aluminum alloy profile is easy to tear, wrinkle and flow when being bent are solved.

The technical scheme of the utility model is that: the utility model provides a device that warp when preventing cavity aluminium alloy is crooked, includes supporting part, wire rope and fixed knot, characterized by: the shape of the supporting part is the same as the shape of the section of the inner cavity of the hollow aluminum section, and the supporting part can move in the inner cavity of the hollow aluminum section along the axis of the inner cavity of the hollow aluminum section under the pulling of the steel wire rope;

the supporting part comprises at least two supporting plates which are arranged in parallel to each other to form a line, a through hole is formed in each supporting plate, and one end of the steel wire rope is connected in series with the at least two supporting plates through the through hole and fixed through the fixing buckle.

Furthermore, the through-hole is two, and wire rope's one end stretches into the supporting part from a through-hole of supporting part one end tip backup pad to stretch out the supporting part from a through-hole of supporting part other end tip backup pad, run through the supporting part, wire rope's one end is buckled the back and is stretched into the supporting part from another through-hole of supporting part other end tip backup pad, and stretches out the supporting part from another through-hole of supporting part one end tip backup pad, runs through the supporting part once more, the fixed knot is restrainted the wire rope both ends that are in the backup pad homonymy together.

Furthermore, the other end of the steel wire rope is provided with a pull ring,

further, the supporting plate is a nylon plate and a cowhells plate, and the nylon plate and the cowhells plate are arranged at intervals in the supporting part.

Furthermore, the geometric shape of the cattle rib plate is smaller than that of the nylon plate.

The utility model has the advantages that:

a plurality of backup pads form the supporting part that can be crooked through wire rope series connection, the supporting part sets up and supports hollow aluminium alloy in the inner chamber of cavity aluminium alloy, because the supporting part can be crooked, the supporting part can be crooked simultaneously when crooked to hollow aluminium alloy, realize the support to hollow aluminium alloy, later pull out the supporting part from the inner chamber of hollow aluminium alloy through wire rope, and convenient operation has solved the problem of tearing easily when the bending of hollow aluminium alloy ex-trusions, fold, flow material.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Description of the drawings:

in order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only two of the embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present application.

FIG. 2 is a schematic structural view of a nylon plate.

Fig. 3 is a schematic structural diagram of a cattle rib plate.

In the figure, 1-a support part, 2-a steel wire rope and 3-a fixing buckle; 11-through holes, 12-nylon plates and 13-reinforcing plates.

The specific implementation mode is as follows:

embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While certain embodiments of the present invention have been illustrated in the accompanying drawings, it is to be understood that the invention may be embodied in various forms and should not be construed as limited to the embodiments set forth herein, but rather are provided for a more thorough and complete understanding of the present invention. It should be understood that the drawings and examples are for illustrative purposes only and are not intended to limit the scope of the present disclosure.

It should be understood that the various steps recited in the method embodiments of the present invention may be performed in a different order and/or performed in parallel. Moreover, method embodiments may include additional steps and/or omit performing the illustrated steps. The scope of the present invention is not limited in this respect.

The names of messages or information exchanged between devices in embodiments of the present invention are for illustrative purposes only, and are not intended to limit the scope of such messages or information.

Example one

As shown in fig. 1, a device for preventing a hollow aluminum profile from being deformed during bending comprises a supporting part 1, a steel wire rope 2 and a fixing buckle 3, wherein the shape of the supporting part 1 is the same as the cross section of the inner cavity of the hollow aluminum profile, and the supporting part can move along the axis of the inner cavity of the hollow aluminum profile in the inner cavity of the hollow aluminum profile under the pulling of the steel wire rope 2; the supporting part 1 comprises at least two supporting plates which are arranged in parallel to each other in a line, through holes 11 are formed in the supporting plates, one end of the steel wire rope 2 is connected with the at least two supporting plates in series through the through holes 11, and the steel wire rope is fixed through the fixing buckles 3.

In the embodiment, a plurality of support plates are connected in series through a steel wire rope 2 to form a bendable support part 1, the shape of the support part 1 is the same as the cross section shape of an inner cavity of a hollow aluminum section, and the support part can move along the axis of the inner cavity of the hollow aluminum section in the inner cavity of the hollow aluminum section under the pulling of the steel wire rope 2, so that the support part 1 can extend into the inner cavity of the hollow aluminum section to support the hollow aluminum section, and the support part 1 can be bent simultaneously when the hollow aluminum section is bent due to the bending of the support part 1, so that the hollow aluminum section is supported, and then the support part 1 is pulled out of the inner cavity of the hollow aluminum section through the steel wire rope 2, so that the bending support device is convenient to operate and solves the problems that the hollow aluminum section is easy to tear, wrinkle and flow when the hollow aluminum section is bent; the setting up of fixed knot 3 is realized carrying out the support and is established ties spacing to running through 2 tip of supporting part 1 wire rope, is convenient for drag supporting part 1 through wire rope 2 when handling.

In this embodiment, the other end of the steel cord 2 is provided with a pull ring (not shown); the steel wire rope 2 is conveniently pulled through the pull ring, and the supporting part 1 is pulled out from the inner cavity of the hollow aluminum section under the action of the fixing buckle 3.

In the embodiment, the support plates are a nylon plate 12 and a cowhells plate 13, and the nylon plate 12 and the cowhells plate 13 are arranged at intervals in the support part 1; because the cattle rib plates 13 have high elasticity and low compression permanent deformation rate, when the nylon plates 12 and the cattle rib plates 13 are bent, the cattle rib plates 13 are elastically deformed, so that the nylon plates 12 are convenient to bend while buffering is achieved, the hollow aluminum profile is convenient to bend, and the free-form degree is high; meanwhile, the geometric shape of the cattle rib plate 13 is smaller than that of the nylon plate 12; the cross sectional area of the beef tendon plate 13 is smaller than that of the nylon plate 12, so that the nylon plate 12 can be bent conveniently, the bending strength between the nylon plates 12 can be adjusted by changing the cross sectional size of the beef tendon plate 13, and the hollow aluminum section can be supported conveniently.

During use, the filling support part 1 (size and section shape) is designed according to the section of the hollow aluminum profile to be bent: determining the number of the filling support plates according to the length of a radian to be bent of the hollow aluminum profile, so as to adjust the size of the support part 1, wherein the thickness of the nylon plate 12 is 10mm, the peripheral size of the nylon plate 12 is 0.15 to 0.2mm smaller than the periphery of an inner cavity of the hollow aluminum profile, the thickness of the reinforcing plate 13 is 5mm, and the peripheral size of the reinforcing plate 13 is 3 to 5mm smaller than the peripheral size of the nylon plate 12; the nylon plate 12 and the tendon plate 13 are sequentially overlapped to form the supporting part 1, and the total length of the supporting part exceeds 300-500mm of radian to be bent; the size of the steel wire rope 2 is phi 11mm, and the nylon plate 12 and the beef tendon plate 13 are sequentially connected; and finally, a fixing buckle 3 is used for tying one end of the steel wire rope 2 to prevent the nylon plate 12 and the cowhells plate 13 from falling off.

Need outer power pulling wire rope 2 after supporting part 1 accomplishes, drive supporting part 1 and fill cavity aluminium alloy inner chamber to waiting to bend position department, guarantee to wait to bend the position both ends and stretch out the surplus about 200mm, pass through wire rope 2 by outer power and pull out supporting part 1 after accomplishing the bending once more, because nylon plate 12 and cowhells board 13 are the flexible coupling, accomplish the bending and pull out supporting part 1 back section bar radian and can not take place to change once more.

Example two

As shown in fig. 1 to fig. 3, the present embodiment is obtained by adding technical features such as a through hole 11 on the basis of the second embodiment, and the remaining technical features are the same as the second embodiment, and the description thereof is omitted here for the same parts, wherein the differences between the present embodiment and the second embodiment are: the through holes 11 are two, one end of the steel wire rope 2 extends into the supporting part 1 from one through hole 11 of one end part supporting plate of the supporting part 1, the supporting part 1 extends out from one through hole 11 of the other end part supporting plate of the supporting part 1, the supporting part 1 is penetrated, one end of the steel wire rope 2 extends into the supporting part 1 from the other through hole 11 of the other end part supporting plate of the supporting part 1 after being bent, the supporting part 1 extends out from the other through hole 11 of the one end part supporting plate of the supporting part 1, the supporting part 1 is penetrated again, and the two ends of the steel wire rope 2 which is positioned on the same side of the supporting plates are bundled together by the fixing buckle 3.

In this embodiment, 2 crooked overlaps back of wire rope and carries out twice to supporting part 1 and run through, the joint strength of wire rope 2 with supporting part 1 has been increased, two through-holes 11 still prevent nylon board 12 and cowhells board 11 from rotating the problem that causes 1 local deformation of supporting part on wire rope 2, guarantee the stability of 1 appearance of supporting part, be convenient for stretch into the inner chamber of cavity aluminium alloy, 3 bundles are in the same place through the fixed knot to wire rope 2's both ends simultaneously, form two pull ring structures of the difference in position with original pull ring, be convenient for spur the operation to wire rope 2.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments illustrated herein, but is capable of various obvious modifications, rearrangements and substitutions without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims (5)

1. The utility model provides a device that warp when preventing cavity aluminium alloy is crooked, includes supporting part, wire rope and fixed knot, characterized by: the shape of the supporting part is the same as the shape of the section of the inner cavity of the hollow aluminum section, and the supporting part can move in the inner cavity of the hollow aluminum section along the axis of the inner cavity of the hollow aluminum section under the pulling of the steel wire rope;

the supporting part comprises at least two supporting plates which are arranged in parallel to each other to form a line, a through hole is formed in each supporting plate, and one end of the steel wire rope is connected in series with the at least two supporting plates through the through hole and fixed through the fixing buckle.

2. The apparatus for preventing deformation of hollow aluminum profiles during bending as claimed in claim 1, wherein: the through-hole is two, and wire rope's one end stretches into the supporting part from a through-hole of supporting part one end tip backup pad to stretch out the supporting part from a through-hole of supporting part other end tip backup pad, run through the supporting part, wire rope's one end is buckled the back and is stretched into the supporting part from another through-hole of supporting part other end tip backup pad, and stretches out the supporting part from another through-hole of supporting part one end tip backup pad, runs through the supporting part once more, the fixed knot is restrainted the wire rope both ends that are in the backup pad homonymy together.

3. The apparatus for preventing the hollow aluminum profile from being deformed when being bent according to claim 1 or 2, wherein: and the other end of the steel wire rope is provided with a pull ring.

4. The device for preventing the hollow aluminum profile from being deformed during bending as claimed in claim 3, wherein: the backup pad is nylon board and ox muscle board, and is in both interval arrangement of nylon board and ox muscle board in the supporting part.

5. The device for preventing the hollow aluminum profile from being deformed during bending as claimed in claim 4, wherein: the geometrical shape of the cattle rib plate is smaller than that of the nylon plate.

Images