CN215697058U - Suitcase aluminium strip mould of bending - Google Patents

Abstract

The utility model provides a trunk aluminum strip bending die which comprises a bending shaft, a first bending die and a second bending die, wherein the bending shaft is provided with a rotating shaft sliding groove and a bending groove, the bending groove is formed along the axial direction of the bending shaft, and the rotating shaft sliding groove extends from the first end of the bending groove to the second end of the bending groove along the circumferential direction of the bending shaft; the first bending die comprises a first bending male die and a first bending female die, a first sliding groove is formed when the first bending male die is matched with the first bending female die, the first sliding groove can be aligned and matched with the sliding groove of the rotating shaft, and the right end of the bending shaft is matched with the left end of the first bending female die; the second bending die comprises a second bending male die and a second bending female die, a second sliding groove is formed when the second bending male die is matched with the second bending female die, and the second sliding groove is aligned and matched with the rotating shaft sliding groove. The utility model is generally applied to the aluminum strip bending machine, so that the bending machine can more accurately bend the aluminum strips and the lengths between the bending angles, and the aluminum strips have no lateral deformation in the whole process of forming the aluminum frame.

Description

Suitcase aluminium strip mould of bending

Technical Field

The utility model belongs to the technical field of processing of luggage cases, and particularly relates to an aluminum strip bending die for a luggage case.

Background

The bending die is a stamping process method for bending a blank into a workpiece with a certain shape by a die and a press according to the shape requirement of the part. Bending dies are an important basic equipment for bending processes. The bending die is similar to a common blanking die in structure and is divided into an upper part and a lower part, and the bending die consists of a convex die, a concave die, a positioning part, a discharging part, a guiding part, a fastening part and the like. The structural form of the bending die is selected according to the shape of a bent piece, the precision requirement, the production batch and the like. In the assembling process of the trunk body of the luggage case, a plurality of aluminum frames are required to be assembled and wrapped, and in the processing and production of the aluminum strips, a vertical aluminum strip is required to be bent for ninety degrees for a plurality of times to form the aluminum frame. The existing aluminum strip bending technology comprises the following modes: the aluminum strip is manually and directly cold-bent by adopting a manual bending mode, but the aluminum strip is difficult to be formed in place and shaped by manual cold bending due to the reasons of high hardness, difficult stress elimination and the like of the aluminum material; the aluminum strip is placed on a bending part of a bending machine for bending by adopting mechanical bending processing of manual feeding, after the aluminum strip is bent for 90 degrees, the aluminum strip is continuously pushed to the bending part manually, and is bent for 90 degrees after being pushed until an aluminum frame is formed, and the aluminum strip is easy to deviate in the mode, so that the bending processing precision is low, and the feeding efficiency is low; moreover, the equipment generally has the problems of inaccurate length of the aluminum frame, poor rigidity of the aluminum frame, easy deformation and the like; adopt automatic bending machine autoloading and bend, it is easy to harm the aluminium strip surface and makes the dog-ear scheduling problem not pleasing to the eye mostly to bend with the gyro wheel to these equipment once bend the action and can only bend to an aluminium strip, the work efficiency that the aluminium strip was bent is low, need change corresponding bending die when the different aluminium strips of buckling, and it is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides an aluminum strip bending die for a trunk.

The utility model provides a trunk aluminum strip bending die which comprises a bending shaft, a first bending die and a second bending die, wherein:

the bending shaft is provided with a rotating shaft sliding groove and a bending groove, the bending groove is formed along the axial direction of the bending shaft, the bending groove comprises a first end and a second end, the first end and the second end of the bending groove extend along the axial direction of the bending shaft, the rotating shaft sliding groove extends from the first end of the bending groove to the second end of the bending groove along the circumferential direction of the bending shaft, and the rotating shaft sliding groove penetrates through the first end of the bending groove and the second end of the bending groove;

the first bending die comprises a first bending male die and a first bending female die, when the first bending male die is matched with the first bending female die, a first sliding groove extending from the left end of the first bending female die to the right end of the first bending female die is formed, the first sliding groove transversely penetrates through the left end and the right end of the first bending female die, the first sliding groove and the rotating shaft sliding groove can be aligned and matched in the transverse direction, the first bending female die is arranged at the right end of the bending shaft, and the right end of the bending shaft is matched with the left end of the first bending female die;

the second bending die comprises a second bending male die and a second bending female die, a second sliding groove extending from the left end of the second bending female die to the right end of the second bending female die is formed when the second bending male die is matched with the second bending female die, the second sliding groove transversely penetrates through the left end and the right end of the second bending female die, the second sliding groove can be aligned and matched with the sliding groove of the rotating shaft in the transverse direction, the second bending female die is arranged at the left end of the bending shaft, and the right end of the second bending female die can be matched with the left end of the second bending female die.

Preferably, the trunk aluminum strip bending die further comprises a third bending die, the third bending die comprises a third bending male die and a third bending female die, a third sliding groove extending from the left end of the third bending female die to the right end of the third bending female die is formed when the third bending male die is matched with the third bending female die, and the third sliding groove transversely penetrates through the left end and the right end of the third bending female die; the third bending female die is positioned at the left end of the second bending female die, and the third sliding groove and the second sliding groove can be aligned and matched in the transverse direction.

Preferably, the cross section of the first sliding groove, the cross section of the second sliding groove, the cross section of the third sliding groove and the cross section of the rotating shaft sliding groove are matched.

Preferably, the lower end of the first bending male die is further provided with a first guide strip, the first guide strip and the first guide block both extend from the left end of the first bending male die to the right end of the first bending male die, and when the first bending male die is matched with the first bending female die, the first guide strip can extend into the first bending male die to form the first chute;

the lower end of the second bending male die is further provided with a second guide strip, the second guide strip and the second guide block both extend from the left end of the second bending male die to the right end of the second bending male die, and when the second bending male die is matched with the second bending female die, the second guide strip can extend into the second bending male die to form a second chute;

the lower end of the third bending male die is further provided with a third guide strip, the third guide strip and the third guide block extend from the left end of the third bending male die to the right end of the third bending male die, and when the third bending male die is matched with the third bending female die, the third guide strip can extend into the third bending male die to form a third chute.

Preferably, the number of the first guide strips is two, the first guide strips are arranged on a first bending male die in a front-back manner, and two first sliding grooves are formed when the first bending male die is matched with the first bending female die; the two second guide strips are arranged on a second bending male die in a front-back mode, and two second sliding grooves are formed when the second bending male die is matched with the second bending female die; the number of the third guide strips is two, the third guide strips are arranged on a third bending male die in a front-back mode, and two third sliding grooves are formed when the third bending male die is matched with the third bending female die.

Preferably, the upper end of the first bending male die, the upper end of the second bending male die and the upper end of the third bending male die are provided with connecting holes.

Preferably, the first sliding groove comprises a first front aluminum strip sliding groove and a first rear aluminum strip sliding groove, the first front aluminum strip sliding groove and the first rear aluminum strip sliding groove are arranged at the front end of the first bending female die at intervals in the front-back direction, the second sliding groove comprises a second front aluminum strip sliding groove and a second rear aluminum strip sliding groove, the second front aluminum strip sliding groove and the second rear aluminum strip sliding groove are arranged at the front end of the second bending female die at intervals in the front-back direction, the bending groove of the bending shaft comprises a front aluminum strip bending groove and a rear aluminum strip bending groove, and the front aluminum strip bending groove and the rear aluminum strip bending groove are arranged at the front end of the bending shaft at intervals in the front-back direction; the first front aluminum strip sliding groove and the second front aluminum strip sliding groove are respectively aligned and matched with the right end and the left end of the front aluminum strip bending groove; the first rear aluminum strip sliding groove and the second rear aluminum strip sliding groove are respectively aligned and matched with the right end and the left end of the rear aluminum strip bending groove.

Preferably, the left and right length of the lower end of the first bending male die is matched with the left and right length of the upper end of the first bending female die; the left length and the right length of the lower end of the second bending male die are matched with the left length and the right length of the upper end of the second bending female die.

Preferably, the left end of the first bending female die is a curved surface matched with the right end of the bending shaft, and the right end of the second bending female die is a curved surface matched with the left end of the bending shaft.

Preferably, the bending groove opening cross section is fan-shaped and the centre of a circle is in on the axle center of bending axle, bending groove opening orientation first bending die, the first end in bending groove and the second end in bending groove are 90 contained angles, the first end in bending groove and the second end in bending groove intersect in the axle center of bending axle, the first end in bending groove with both ends are perpendicular about the second bending die, the second end in bending groove is parallel both ends about the second bending die.

The trunk aluminum strip bending die provided by the utility model is generally applied to the processing of an aluminum strip bending machine, the aluminum strip bending machine can more accurately and quickly position the aluminum strip through the application of the die, and the accurate length of the aluminum strip and the accurate length between bending angles are ensured; the bending die and the bending shaft are matched with each other, so that the aluminum strip has no lateral deformation and sliding in the whole deformation process of the aluminum frame forming, and the back of the aluminum strip is not torn due to excessive deformation; and provide once the action of bending and can bend many aluminium strips, the bending die is provided with multiunit and aluminium strip assorted spout, need not change the bending die that corresponds when buckling different aluminium strips, facilitates the use.

Drawings

The foregoing and other objects, features and advantages of the utility model will be apparent from the following more particular description of preferred embodiments of the utility model, as illustrated in the accompanying drawings. Like reference numerals refer to like parts throughout the drawings, and the drawings are not intended to be drawn to scale in actual dimensions, emphasis instead being placed upon illustrating the principles of the utility model.

FIG. 1 is a front view of an embodiment of an aluminum strip bending mold for a luggage case at an angle;

FIG. 2 is a front view of an aluminum strip bending mold for a luggage case provided by an embodiment;

FIG. 3 is a right side view of the aluminum strip bending mold for a luggage case provided by the embodiment;

FIG. 4 is a schematic view of a bending axis structure according to an embodiment;

FIG. 5 is a schematic structural diagram of a second bending die in accordance with an embodiment;

FIG. 6 is a schematic structural view of a third bending die according to an exemplary embodiment when the third bending die is not engaged;

FIG. 7 is a schematic structural view of a third bending die in accordance with the embodiment;

fig. 8 is a schematic structural view of the case aluminum strip bending die applied to a combined frame bending machine according to the embodiment.

In the figure: the device comprises a first power device 1, a second power device 2, a third power device 3, a front cover aluminum strip 11, a rear cover aluminum strip 12, a connecting hole 13, a first bending male die 101, a first bending female die 102, a first guide strip 103, a first sliding groove 104, a second bending male die 201, a second bending female die 202, a second guide strip 203, a second sliding groove 204, a third bending male die 301, a third bending female die 302, a third guide strip 303, a third sliding groove 304, a bending shaft 401, a bending groove 402 and a rotating shaft sliding groove 403.

Detailed Description

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element and be integral therewith, or intervening elements may also be present. The terms "mounted," "one end," "the other end," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 8, the present invention provides a bending mold for an aluminum strip of a luggage case, which includes a bending shaft 401, a first bending mold and a second bending mold, wherein:

the bending shaft 401 is provided with a rotating shaft sliding groove 403 and a bending groove 402, the bending groove 402 is formed along the axial direction of the bending shaft 401, the bending groove 402 comprises a first end and a second end, the first end and the second end of the bending groove 402 extend along the axial direction of the bending shaft 401, the rotating shaft sliding groove 403 extends from the first end of the bending groove 402 to the second end of the bending groove 402 along the circumferential direction of the bending shaft 401, and the rotating shaft sliding groove 403 penetrates through the first end of the bending groove 402 and the second end of the bending groove 402; the first bending die comprises a first bending male die 101 and a first bending female die 102, when the first bending male die 101 is matched with the first bending female die 102, a first sliding groove 104 extending from the left end of the first bending female die 102 to the right end of the first bending female die 102 is formed, the first sliding groove 104 transversely penetrates through the left end and the right end of the first bending female die 102, the first sliding groove 104 and the rotating shaft sliding groove 403 can be aligned and matched in the transverse direction, the first bending female die 102 is arranged at the right end of the bending shaft 401, and the right end of the bending shaft 401 is matched with the left end of the first bending female die 102; the second bending die comprises a second bending male die 201 and a second bending female die 202, when the second bending male die 201 is matched with the second bending female die 202, a second sliding groove 204 extending from the left end of the second bending female die 202 to the right end of the second bending female die 202 is formed, the second sliding groove 204 transversely penetrates through the left end and the right end of the second bending female die 202, the second sliding groove 204 and the rotating shaft sliding groove 403 can be aligned and matched in the transverse direction, the second bending female die 202 is arranged at the left end of the bending shaft 401, and the right end of the second bending female die 202 can be matched with the left end of the second bending female die 202. The first bending female die 102 is located on the right side of the aluminum strip bending die when facing the aluminum strip bending die, and is used as a reference for up-down, left-right, front-back and transverse.

When the aluminum strip bending die is used, the aluminum strip bending die is generally applied to the processing of an aluminum strip bending machine, the combined frame bending machine is provided with a first power device 1 and a second power device 2 and is respectively connected with the upper end of a first bending male die 101 and the upper end of a second bending male die 201, the first bending male die 101 moves up and down under the action of the first power device 1, the second bending male die 201 moves up and down under the action of the second power device 2, workpieces such as aluminum strips and the like slide along a second sliding groove 204, a bending groove 402 and a first sliding groove 104 under the action of a pushing device, when the aluminum strips are pushed to a first preset length, the second bending male die 201 moves down under the action of the second power device 2 to be matched with a second bending female die 202 to compress the aluminum strips, the first bending male die 101 moves down under the action of the first power device 1 to be matched with the first bending female die 102 to compress the aluminum strips, and then the first bending male die 101 and the first bending female die 102 rotate down around a bending shaft 401 to bend the aluminum strips to form a first bending male die 101 A bending angle; when the first bending angle is finished, the first power device 1 moves upwards and resets, the second power device 2 moves upwards to drive the first bending male die 101 to move upwards and reset, workpieces such as aluminum strips and the like continue to move upwards along the second sliding groove 204 and the bending groove 402 under the action of the pushing device, meanwhile, the first bending female die 102 resets, when the aluminum strips are pushed to a second preset length, the second bending male die 201 moves downwards under the action of the second power device 2 to be matched with the second bending female die 202 to compress the aluminum strips, the first bending male die 101 moves downwards under the action of the first power device 1 to be matched with the first bending female die 102 to compress the aluminum strips, and then the first bending male die 101 and the first bending female die 102 rotate downwards around the bending shaft 401 to bend the aluminum strips to form a second bending angle; the third bending angle and the fourth bending angle are analogized, and the bending of the whole aluminum strip frame can be finished after the fourth bending angle is finished. Through mutually supporting between bending die and the axle 401 of buckling make the aluminium strip not have side direction deformation and slip in the fashioned whole deformation process of aluminium frame, can not tear because of the aluminium strip back that excessively produces of warping.

In a preferred embodiment, the trunk aluminum strip bending die further comprises a third bending die, the third bending die comprises a third bending male die 301 and a third bending female die 302, when the third bending male die 301 is matched with the third bending female die 302, a third sliding groove 304 extending from the left end of the third bending female die 302 to the right end of the third bending female die 302 is formed, and the third sliding groove 304 transversely penetrates through the left end and the right end of the third bending female die 302; the third bending die 302 is located at the left end of the second bending die 202, and the third sliding chute 304 and the second sliding chute 204 can be aligned and matched in the transverse direction. Further, the upper end of the third bending male die 301 is connected with the third power device 3, and the third bending male die 301 moves up and down under the action of the third power device 3. The third bending die compresses or loosens the aluminum strips under the action of the third power device 3, generally, the third bending die can be matched with a pushing device to realize left-right movement, when the third bending die moves rightwards to reach the length required by the aluminum frame, the aluminum strips are compressed, and the pushing device pushes the aluminum strips to move through the third bending die; after the third bending die finishes the third bending angle, the third bending die continues to push the aluminum strip to move rightwards to the length required by the fourth bending angle, when the first bending die and the second bending die compress the aluminum strip, the aluminum strip can be cut by using an automatic cutting device, after the third bending die finishes, the aluminum strip is loosened by the third bending die to move leftwards, and the first bending die and the second bending die bend the aluminum strip to finish the fourth bending angle. Furthermore, the aluminum strip is cut according to a predetermined length, and then fixed on a third bending die, and the third bending die is sequentially pushed to the right to the first bending female die 102 and the second bending female die according to the length required by each bending angle of the aluminum strip frame. The bending process flow is further optimized by the arrangement of the third bending male die 301, so that the combined frame bending machine is easier to combine with the positioner, and the positioner and the third bending male die 301 are more accurate in positioning the aluminum strip.

In the preferred embodiment, the cross-section of the first runner 104, the cross-section of the second runner 204, the cross-section of the third runner 304, and the cross-section of the shaft runner 403 match. Furthermore, the cross section of the aluminum strip to be bent, the cross section of the first sliding groove 104, the cross section of the second sliding groove 204, the cross section of the third sliding groove 304 and the cross section of the rotating shaft sliding groove 403 are all the same, so that the aluminum strip is not easy to move laterally when being matched with an aluminum strip bending die to better slide, the aluminum strip bending die is easier to slide, and the aluminum strip is further free of lateral deformation and sliding in the whole deformation process of aluminum frame forming.

In a preferred embodiment, the lower end of the first bending male die 101 is further provided with a first guide strip 103, the first guide strip 103 and the first guide block both extend from the left end of the first bending male die 101 to the right end of the first bending male die 101, and when the first bending male die 101 is matched with the first bending female die 102, the first guide strip 103 can extend into the first bending male die 101 to form a first sliding chute 104; the lower end of the second bending male die 201 is further provided with a second guide strip 203, the second guide strip 203 and a second guide block both extend from the left end of the second bending male die 201 to the right end of the second bending male die 201, and when the second bending male die 201 is matched with the second bending female die 202, the second guide strip 203 can extend into the second bending male die 201 to form a second chute 204; the lower end of the third bending male die 301 is further provided with a third guide strip 303, the third guide strip 303 and the third guide block both extend from the left end of the third bending male die 301 to the right end of the third bending male die 301, and when the third bending male die 301 is matched with the third bending female die 302, the third guide strip 303 can extend into the third bending male die 301 to form a third sliding groove 304. The first guide strip 103, the second guide strip 203 and the third guide strip 303 are arranged to enable the first bending die, the second bending die and the second bending die to tightly press the aluminum strip, and the aluminum strip does not send lateral sliding. When the aluminum frame is bent, the first guide strip 103 and the second guide strip 203 are respectively matched with the first sliding groove 104 of the first bending die and the second sliding groove 204 of the second bending die, so that the aluminum frame is free of lateral deformation and sliding in the whole deformation process of the aluminum frame, and the back of the aluminum frame cannot be torn due to excessive deformation.

In a preferred embodiment, the first guide bars 103 are two and are arranged on the first bending male die 101 in a front-to-back manner, and the first bending male die 101 is matched with the first bending female die 102 to form two first sliding grooves 104; the two second guide strips 203 are arranged on the second bending male die 201 in a front-back manner, and two second sliding grooves 204 are formed when the second bending male die 201 is matched with the second bending female die 202; the third guide strips 303 are arranged in two and arranged in front of and behind the third bending male die 301, and two third sliding grooves 304 are formed when the third bending male die 301 is matched with the third bending female die 302. Through the arrangement, the combined frame bending machine can bend a plurality of aluminum strips through one-time bending action, and the bending efficiency of the aluminum strips is improved.

In a preferred embodiment, the upper end of the first bending punch 101, the upper end of the second bending punch 201, and the upper end of the third bending punch 301 are provided with coupling holes 13. Further, the upper end of the first bending male die 101 is connected to the first power unit 1, the upper end of the second bending male die 201 is connected to the second power unit 2, and the upper end of the third bending male die 301 is connected to the third power unit 3 through the connecting hole 13. Through the arrangement, the first bending die, the second bending die and the third bending die can be independently pressed or loosened, so that the aluminum strip bending process is further optimized, and the aluminum strip is bent more efficiently.

In a preferred embodiment, the first sliding slot 104 includes a first front aluminum strip sliding slot and a first rear aluminum strip sliding slot, the first front aluminum strip sliding slot and the first rear aluminum strip sliding slot are disposed at the front end of the first bending female die 102 at intervals in the front-rear direction, the second sliding slot 204 includes a second front aluminum strip sliding slot and a second rear aluminum strip sliding slot, the second front aluminum strip sliding slot and the second rear aluminum strip sliding slot are disposed at the front end of the second bending female die 202 at intervals in the front-rear direction, the bending slot 402 of the bending shaft 401 includes a front aluminum strip bending slot 402 and a rear aluminum strip bending slot 402, and the front aluminum strip bending slot 402 and the rear aluminum strip bending slot 402 are disposed at the front end of the bending shaft 401 at intervals in the front-rear direction; the first front aluminum strip chute and the second front aluminum strip chute are aligned and matched with the right end and the left end of the front aluminum strip bending groove 402 respectively; the first rear aluminum strip chute and the second rear aluminum strip chute are aligned and matched with the right end and the left end of the rear aluminum strip bending groove 402 respectively. Generally, the front cover aluminum strip 11 is placed and conveyed and the front cover aluminum strip 11 is bent to the front cover aluminum strip 11 by the first front aluminum strip sliding groove, the second front aluminum strip sliding groove, the third front aluminum strip sliding groove and the front aluminum strip bending groove 402, and the rear cover aluminum strip 12 is placed and conveyed and the rear cover aluminum strip 12 is bent to the rear cover aluminum strip 12 by the first rear aluminum strip sliding groove, the second rear aluminum strip sliding groove, the third rear aluminum strip sliding groove and the rear aluminum strip bending groove 402. Through the arrangement, the combined frame bending machine can bend a plurality of aluminum strips through one-time bending action, so that the aluminum strip bending efficiency is improved; the frame bending machine can be combined to bend the rear cover aluminum strip 12 and the front cover aluminum strip 11 respectively as required, so that the use efficiency of the frame bending machine is improved, two frame bending machines are not needed when the front cover aluminum strip 11 and the rear cover aluminum strip 12 are machined, or when only one group of sliding grooves of a bending die of one frame bending machine are matched with one of the front cover aluminum strip 11 and the rear cover aluminum strip 12, the corresponding first bending die, the second bending die, the third bending die and the bending shaft 401 need to be replaced. The frame bending machine is not limited to bending the front cover aluminum strip 11 and the rear cover aluminum strip 12, and can also realize bending of a plurality of aluminum strips by respectively arranging a plurality of groups of corresponding sliding grooves on the first bending die, the second bending die, the third bending die and the bending shaft 401.

In a preferred embodiment, the left and right lengths of the lower end of the first bending punch 101 are matched with the left and right lengths of the upper end of the first bending die 102; the left and right lengths of the lower end of the second bending punch 201 are matched with the left and right lengths of the upper end of the second bending punch 202. When the first bending die, the second bending die and the third bending die move rightwards together, the first bending die, the second bending die and the third bending die can be attached together, and bending processing and positioning of the aluminum strip are facilitated

In a preferred embodiment, the left end of the first bending die 102 is curved to match the right end of the bending shaft 401, and the right end of the second bending die 202 is curved to match the left end of the bending shaft 401. Through the matching of the left end curved surface of the first bending female die 102 and the right end of the bending shaft 401 and the matching of the right end curved surface of the second bending female die 202 and the left end of the bending shaft 401, the aluminum strip is bent more attractively and more smoothly.

In a preferred embodiment, the opening cross section of the bending groove 402 is fan-shaped, the center of the circle is on the axis of the bending shaft 401, the opening of the bending groove 402 faces the first bending female die 102, a first end of the bending groove 402 and a second end of the bending groove 402 form an included angle of 90 °, the first end of the bending groove 402 and the second end of the bending groove 402 intersect with the axis of the bending shaft 401, the first end of the bending groove 402 is perpendicular to the left and right ends of the second bending female die 202, and the second end of the bending groove 402 is parallel to the left and right ends of the second bending female die 202. Through the arrangement of the bending groove 402, the aluminum strip is easier to bend, and the back of the aluminum strip cannot be torn due to excessive deformation.

The trunk aluminum strip bending die provided by the utility model is generally applied to the processing of an aluminum strip bending machine, the aluminum strip bending machine can more accurately and quickly position the aluminum strip through the application of the die, and the accurate length of the aluminum strip and the accurate length between bending angles are ensured; the bending die and the bending shaft 401 are matched with each other, so that the aluminum strip does not laterally deform and slide in the whole deformation process of the aluminum frame forming, and the back of the aluminum strip cannot be torn due to excessive deformation; and provides a bending action to bend a plurality of aluminum strips.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, reference to the description of the terms "preferred embodiment," "yet another embodiment," "other embodiments," or "specific examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.

Claims (10)

1. The utility model provides a suitcase aluminium strip mould of bending which characterized in that, suitcase aluminium strip mould of bending includes bending shaft, first bending die and second bending die, wherein:

the bending shaft is provided with a rotating shaft sliding groove and a bending groove, the bending groove is formed along the axial direction of the bending shaft, the bending groove comprises a first end and a second end, the first end and the second end of the bending groove extend along the axial direction of the bending shaft, the rotating shaft sliding groove extends from the first end of the bending groove to the second end of the bending groove along the circumferential direction of the bending shaft, and the rotating shaft sliding groove penetrates through the first end of the bending groove and the second end of the bending groove;

the first bending die comprises a first bending male die and a first bending female die, when the first bending male die is matched with the first bending female die, a first sliding groove extending from the left end of the first bending female die to the right end of the first bending female die is formed, the first sliding groove transversely penetrates through the left end and the right end of the first bending female die, the first sliding groove and the rotating shaft sliding groove can be aligned and matched in the transverse direction, the first bending female die is arranged at the right end of the bending shaft, and the right end of the bending shaft is matched with the left end of the first bending female die;

the second bending die comprises a second bending male die and a second bending female die, a second sliding groove extending from the left end of the second bending female die to the right end of the second bending female die is formed when the second bending male die is matched with the second bending female die, the second sliding groove transversely penetrates through the left end and the right end of the second bending female die, the second sliding groove can be aligned and matched with the sliding groove of the rotating shaft in the transverse direction, the second bending female die is arranged at the left end of the bending shaft, and the right end of the second bending female die can be matched with the left end of the second bending female die.

2. The suitcase aluminum strip bending die according to claim 1, further comprising a third bending die, wherein the third bending die comprises a third bending male die and a third bending female die, and when the third bending male die and the third bending female die are matched, a third sliding groove extending from the left end of the third bending female die to the right end of the third bending female die is formed, and the third sliding groove transversely penetrates through the left end and the right end of the third bending female die; the third bending female die is positioned at the left end of the second bending female die, and the third sliding groove and the second sliding groove can be aligned and matched in the transverse direction.

3. The aluminum strip bending die for the trunk of claim 2, wherein the cross section of the first sliding groove, the cross section of the second sliding groove, the cross section of the third sliding groove and the cross section of the rotating shaft sliding groove are matched.

4. The aluminum strip bending die for the luggage case as claimed in claim 2, wherein a first guide strip is further arranged at the lower end of the first bending male die, the first guide strip and the first guide block both extend from the left end of the first bending male die to the right end of the first bending male die, and when the first bending male die is matched with the first bending female die, the first guide strip can extend into the first bending male die to form the first chute;

the lower end of the second bending male die is further provided with a second guide strip, the second guide strip and the second guide block both extend from the left end of the second bending male die to the right end of the second bending male die, and when the second bending male die is matched with the second bending female die, the second guide strip can extend into the second bending male die to form a second chute;

the lower end of the third bending male die is further provided with a third guide strip, the third guide strip and the third guide block extend from the left end of the third bending male die to the right end of the third bending male die, and when the third bending male die is matched with the third bending female die, the third guide strip can extend into the third bending male die to form a third chute.

5. The luggage case aluminum strip bending die of claim 4, wherein the first guide strips are two and are arranged on a first bending male die in a front-to-back manner, and the first bending male die and the first bending female die are matched to form two first sliding chutes; the two second guide strips are arranged on a second bending male die in a front-back mode, and two second sliding grooves are formed when the second bending male die is matched with the second bending female die; the number of the third guide strips is two, the third guide strips are arranged on a third bending male die in a front-back mode, and two third sliding grooves are formed when the third bending male die is matched with the third bending female die.

6. The luggage case aluminum strip bending die of claim 2, wherein the upper end of the first bending male die, the upper end of the second bending male die and the upper end of the third bending male die are provided with connecting holes.

7. The aluminum strip bending die for the luggage case as claimed in claim 1, wherein the first sliding groove comprises a first front aluminum strip sliding groove and a first rear aluminum strip sliding groove, the first front aluminum strip sliding groove and the first rear aluminum strip sliding groove are arranged at the front end of the first bending female die at intervals in the front-back direction, the second sliding groove comprises a second front aluminum strip sliding groove and a second rear aluminum strip sliding groove, the second front aluminum strip sliding groove and the second rear aluminum strip sliding groove are arranged at the front end of the second bending female die at intervals in the front-back direction, the bending groove of the bending shaft comprises a front aluminum strip bending groove and a rear aluminum strip bending groove, and the front aluminum strip bending groove and the rear aluminum strip bending groove are arranged at the front end of the bending shaft at intervals in the front-back direction; the first front aluminum strip sliding groove and the second front aluminum strip sliding groove are respectively aligned and matched with the right end and the left end of the front aluminum strip bending groove; the first rear aluminum strip sliding groove and the second rear aluminum strip sliding groove are respectively aligned and matched with the right end and the left end of the rear aluminum strip bending groove.

8. The luggage case aluminum strip bending die of claim 1, wherein the left and right lengths of the lower end of the first bending male die are matched with the left and right lengths of the upper end of the first bending female die; the left length and the right length of the lower end of the second bending male die are matched with the left length and the right length of the upper end of the second bending female die.

9. The suitcase aluminum strip bending die of claim 1, wherein the left end of the first bending female die is curved to match the right end of the bending shaft, and the right end of the second bending female die is curved to match the left end of the bending shaft.

10. The aluminum strip bending die for the luggage case as claimed in any one of claims 1 to 9, wherein the opening of the bending groove is fan-shaped in cross section and centered on the axis of the bending shaft, the opening of the bending groove faces the first bending female die, a first end of the bending groove and a second end of the bending groove form an included angle of 90 °, the first end of the bending groove and the second end of the bending groove intersect at the axis of the bending shaft, the first end of the bending groove is perpendicular to the left and right ends of the second bending female die, and the second end of the bending groove is parallel to the left and right ends of the second bending female die.

Images