CN215315115U

CN215315115U - Bending die

Info

Publication number: CN215315115U
Application number: CN202120445337.9U
Authority: CN
Inventors: 王修涛; 刘国强
Original assignee: SHANDONG MACHINERY DESIGN INST
Current assignee: SHANDONG MACHINERY DESIGN INST
Priority date: 2021-03-02
Filing date: 2021-03-02
Publication date: 2021-12-28
Anticipated expiration: 2031-03-02

Abstract

The utility model relates to a bending die, which is characterized in that: comprises a special-shaped guide rail, a rotary bending mechanism, a core part, an auxiliary wheel part, a template and a jacking part; the rotary bending mechanism comprises a rotary wheel, a bearing, a directional screw and a rotary wheel base plate; the mold core component comprises a mold core, a guide rail fixing block and a bolt or a screw; the auxiliary wheel component comprises an auxiliary wheel, an auxiliary wheel fixing block, a rotating shaft, a first pressing device and a guide rail; the auxiliary wheel is connected with the auxiliary wheel fixing block through the rotating shaft and is installed on a track of the template, the auxiliary wheel is fixed by a bolt and a first pressing device, and the position of the auxiliary wheel is adjusted by the first pressing device; in the actual bending process, the jacking mechanism jacks the guide rail through the jacking block, the auxiliary wheel mechanism assists the guide rail to move through the auxiliary wheel, the guide rail core is inserted into the special-shaped guide rail so as to reduce the bending deformation of the special-shaped guide rail, and the die is simple in design and convenient to operate.

Description

Bending die

Technical Field

The utility model relates to the technical field of dies, in particular to a bending die.

Background

The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.

In industrial application, there is a method of punching a special-shaped plate such as a metal blank, a section bar, a bar or a pipe into a required workpiece by a bending die according to a designed curvature or angle. For a workpiece with low precision requirement and simple shape, a male die and a female die can be manufactured according to the bending radius and the bending angle, the workpiece is subjected to plastic deformation through a press machine, and the use requirement can be met through subsequent processing. However, for the special-shaped guide rail plate, when a workpiece with a complex shape and a thin material thickness is machined, a bending part deforms greatly in the bending process, and the requirement of a user cannot be met, wherein the smaller the bending radius of the special-shaped guide rail is, the larger the deformation of the special-shaped guide rail is. Due to the deformation of the special-shaped guide rail, the pulley cannot normally move in the processed track in work, so that the application and use requirements cannot be met. Therefore, a bending die is needed in production, and the bending die solves the problem by improving the bending deformation in the processing process of the special-shaped guide rail.

Disclosure of Invention

The present disclosure provides a bending mold to solve the above problems. The mould can reduce the deformation problem of the special-shaped guide rail in the bending process, and can adjust the bending angle and the shape of the special-shaped guide rail; it is worth mentioning that the bending die also has the characteristics of convenient operation and simple design.

In order to achieve the purpose, the following technical scheme is adopted in the disclosure:

one or more embodiments provide a bending die, which comprises a special-shaped guide rail, a rotary bending mechanism, a guide rail type core mechanism, an auxiliary wheel mechanism, a template and a jacking mechanism, wherein the special-shaped guide rail is arranged on the guide rail type core mechanism; the rotary bending mechanism comprises a rotary wheel, a bearing, a directional screw rod and a rotary wheel base plate, wherein the rotary wheel is fixed with the rotary wheel base plate through a pin or a bolt and does rotary motion through the directional screw rod and the bearing; the guide rail type core mechanism comprises a core, a guide rail fixing block and a bolt or a screw; the mold core is fixed with the guide rail fixing block through the bolt or the screw, the guide rail fixing block is placed on the template, and the bolt or the screw can be adjusted to adjust the position of the mold core; the auxiliary wheel mechanism comprises an auxiliary wheel, an auxiliary wheel fixing block, a rotating shaft, a first pressing device and a guide rail; the auxiliary wheel is connected with the auxiliary wheel fixing block through the rotating shaft and is installed on a track of the template, the auxiliary wheel is fixed by a bolt and the first pressing device, and the position of the auxiliary wheel is adjusted by the first pressing device; the jacking mechanism comprises a jacking block, a connecting plate and a second compactor, wherein the jacking block is respectively connected with the second compactor and the connecting plate through bolts so as to move back and forth on the rotary wheel base plate.

Further, the front end of the core is a round angle.

Furthermore, the bending die is used for adapting to the special-shaped guide rails with different shapes by adjusting the size, the size and the shape of the rotating wheel.

Furthermore, the outer circle shape of the rotating wheel of the rotating bending mechanism is the same as the appearance size of the special-shaped guide rail, the radius of the rotating wheel is the same as the bending radius of the workpiece, and the guide rail is close to the rotating wheel in the bending process.

Further, the rotating wheel base plate is fixed to the rotating wheel by two pins and two bolts.

Furthermore, the rotating wheel is connected with a rotating handle through a bolt, and the rotating handle rotates around the bolt as a shaft to machine the special-shaped guide rail.

Compared with the prior art, the beneficial effect of this disclosure is:

according to the bending die, in the processing implementation process, the mold core penetrates into the special-shaped guide rail, the position of the mold core is adjusted through the adjusting bolt, the front end of the mold core is aligned with the center of the rotating wheel, and the special-shaped guide rail workpiece is pushed to the bending position; therefore, the special-shaped guide rail has small deformation and smooth radian in the bending process, and the normal movement of the pulley in the special-shaped guide rail is not influenced; secondly, the guide rail rotating part is replaceable, so that the guide rail rotating part is suitable for processing the special-shaped guide rails with different shapes; finally, the die is convenient to operate, simple in design, capable of being operated manually and capable of achieving automatic production.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model, as claimed.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure and not to limit the disclosure.

In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic three-dimensional structure of a preferred embodiment of a bending die;

FIG. 2 is a top view of a preferred embodiment of a bending die;

FIG. 3 is a schematic view of a rotary bend configuration of a preferred embodiment of a bend die;

FIG. 4 is a schematic view of a guide rail core of a preferred embodiment of a bending die;

FIG. 5 is a schematic view of a core configuration of a preferred embodiment of a bending die;

FIG. 6 is a schematic view of a preferred embodiment of a puller structure of the bending die;

FIG. 7 is a schematic view of an auxiliary wheel structure of a preferred embodiment of the bending die;

FIG. 8 is a schematic view of a bending process of a preferred embodiment of the bending die.

The die comprises a die holder 1, a die plate 11, a rotary bending mechanism 2, a rotary wheel 201, a rotary wheel 202, a rotary wheel base plate 203, screws 204, bearings 205, a positioning sleeve 206, a bearing seat 207, a bearing cover 3, a guide rail core mechanism 301, a core 302, a guide rail fixing block 303, a fixing bolt 304, an adjusting bolt 304, a special-shaped guide rail 4, an auxiliary wheel mechanism 5, an auxiliary wheel 51, an auxiliary wheel fixing block 52, a first quick compactor 53, a guide rail 54, a rotating shaft 55, a jacking mechanism 6, a jacking block 601, a connecting plate 602, a bolt 603, an adjusting bolt 604, a fixing nut 605, a second quick compactor 606 and a handle 7.

Detailed Description

The present disclosure is further described with reference to the following drawings and examples.

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. 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 disclosure belongs.

It should be noted that in the description of the present invention, it is to be understood that the terms "left", "right", "upper", "lower", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present disclosure. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise. It should be noted that, in the case of no conflict, the embodiments and features in the embodiments in the present disclosure may be combined with each other. The embodiments will be described in detail below with reference to the accompanying drawings.

The embodiment of the disclosure provides a bending die, as shown in fig. 1 and 2. The bending die mainly comprises a die holder 1, a rotary bending mechanism 2, a guide rail type core mechanism 3, a jacking mechanism 5 and an auxiliary wheel mechanism 6. In the implementation process, the guide rail core 301 penetrates into the special-shaped guide rail 4 workpiece, the position of the core is adjusted through the adjusting bolt 304, the front end of the guide rail core 301 is aligned with the center of the rotating wheel 201, and then the special-shaped guide rail 4 workpiece is pushed to the bending position. By adjusting the second quick press 606, the pushing block 601 is controlled to move forward until the workpiece is clamped. By adjusting the first quick press 53, the auxiliary wheel 51 is controlled to move forwards until the auxiliary wheel contacts with the workpiece, the handle 7 is rotated, the workpiece is bent to a certain angle according to the size requirement, the second quick press 606 and the first quick press 53 are further opened, the core 301 is pulled out, and the machining is completed.

As shown in fig. 3, the rotating wheel mechanism is connected with a rotating wheel 201 and a rotating wheel base plate 202 through bolts, and the rotating bending of the workpiece is realized through a fixed length bolt 203 and two bearings 204.

As shown in fig. 4, the rail core mechanism 3, in which a core 301 is fixed to a rail fixing block 302 by a bolt 303, the position of the rail fixing block 302 is adjusted by an adjusting bolt 304.

As shown in fig. 5, the outer side of the front end of the core 301 is processed into a circular arc to prevent the profiled rail 4 from being scratched during the bending process.

As shown in fig. 6, the tightening block 601 is connected to the second quick press 606 by a connecting bolt 603 and fixed by a fixing nut 605, and the connecting plate 602 and the tightening block 601 are connected by a bolt and move back and forth on the rotating wheel base plate 202.

As shown in fig. 7, the auxiliary wheel 51 mainly functions to prevent the deformation of the workpiece during the bending process of the profiled rail 4, and also to protect the core 301 from deformation or breakage during the bending process.

The same and similar parts in the various embodiments in this specification may be referred to each other.

The above description is only a preferred embodiment of the present disclosure and is not intended to limit the present disclosure, and various modifications and changes may be made to the present disclosure by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present disclosure should be included in the protection scope of the present disclosure.

Although the present disclosure has been described with reference to specific embodiments, it should be understood that the scope of the present disclosure is not limited thereto, and those skilled in the art will appreciate that various modifications and changes can be made without departing from the spirit and scope of the present disclosure.

Claims

1. A bending die is characterized by comprising a special-shaped guide rail, a rotary bending mechanism, a guide rail type core mechanism, an auxiliary wheel mechanism, a template and a jacking mechanism; wherein the content of the first and second substances,

the rotary bending mechanism comprises a rotary wheel, a bearing, a directional screw and a rotary wheel base plate, wherein the rotary wheel is fixed with the rotary wheel base plate through a pin or a bolt and does rotary motion through the directional screw and the bearing;

the guide rail type core mechanism comprises a core, a guide rail fixing block and a bolt or a screw; the mold core is fixed with the guide rail fixing block through the bolt or the screw, the guide rail fixing block is placed on the template, and the bolt or the screw can be adjusted to adjust the position of the mold core;

the auxiliary wheel mechanism comprises an auxiliary wheel, an auxiliary wheel fixing block, a rotating shaft, a first pressing device and a guide rail; the auxiliary wheel is connected with the auxiliary wheel fixing block through the rotating shaft and is installed on a track of the template, the auxiliary wheel is fixed by a bolt and the first pressing device, and the position of the auxiliary wheel is adjusted by the pressing device;

the jacking mechanism comprises a jacking block, a connecting plate and a second compactor, wherein the jacking block is respectively connected with the second compactor and the connecting plate through bolts so as to move back and forth on the rotary wheel base plate.

2. The bending die of claim 1, wherein the core nose is rounded.

3. The bending mould according to claim 1, wherein the bending mould is adapted to different shaped profiled rails by adjusting the size, dimensions and shape of the rotating wheels.

4. The bending die of claim 1, wherein the outer circle of the rotating wheel of the rotary bending mechanism has the same outer dimensions as the profile of the profiled rail, the radius of the rotating wheel is the same as the radius of the workpiece bend, and the rail abuts against the rotating wheel during the bending process.

5. The bending die according to claim 4, wherein the rotating wheel shim plate is fixed to the rotating wheel by two pins and two bolts.

6. The bending die according to claim 1, wherein the rotating wheel is connected with a rotating handle through a bolt, and the special-shaped guide rail is machined through the rotation of the rotating handle around the bolt.