CN220717292U - Z-shaped adjustable bending die - Google Patents

Abstract

The utility model discloses a Z-shaped adjustable bending die, which relates to the technical field of bending machines and comprises an upper die holder, a lower die holder, an upper bending die, a lower bending die and an insert, wherein the upper bending die is arranged on the lower surface of the upper die holder, the lower bending die is arranged on the upper surface of the lower die holder, and the end parts of the upper bending die and the end parts of the lower bending die are of Z-shaped structures; the beneficial effects are that: the position and the running position of the upper bending die are adjusted according to the size of the workpiece, namely: the middle bulge part and the concave part of the Z-shaped structure at the end part of the upper bending die can be aligned or left-shifted or right-shifted relative to the concave part and the middle bulge part of the Z-shaped structure at the end part of the lower bending die respectively, and the upper bending die moves downwards to the set limit position, so that one-step forming and one-die multiple purposes are realized.

Description

Z-shaped adjustable bending die

Technical Field

The utility model relates to the technical field of bending machines, in particular to a Z-shaped adjustable bending die.

Background

When the bending machine bends the plate in a Z-shaped manner, the bending machine is generally performed in a one-by-one single bending manner, and the bending process mode needs to repeatedly adjust and position the workpiece up and down and repeatedly turn over the workpiece, so that the production efficiency is reduced, and unsafe factors are increased; or generally adopts the mode of one-to-one forming die to go on, to the enterprise that standardization level is not high, need throw the forming die of putting multiple dimensional specification, because the metal material is followed the resilience when medium plate (more than 10 mm) is bent, because the resilience of different materials is different, leads to one-to-one forming die to the size inconsistent after bending of the work piece of different materials.

Disclosure of Invention

The utility model aims to solve the problems and provide a Z-shaped adjustable bending die.

The utility model realizes the above purpose through the following technical scheme:

the utility model provides an adjustable mould of bending of Z type, includes upper die base, die holder, the last mould of bending, the lower mould of bending and inserts, the last mould of bending sets up in the upper die base lower surface, the lower mould of bending sets up in the die holder upper surface, the last mould tip of bending and the lower mould tip of bending are established to Z type structure, insert sets up in the middle bulge position of last mould of bending and the lower mould tip Z type structure of bending, the concave part of last mould of bending and the lower mould tip Z type structure of bending is equipped with dodges the groove, the last mould tip Z type structure of bending and the shape of lower mould tip Z type structure of bending can laminate completely.

Preferably: and the upper bending die and the lower bending die are respectively fixed on the upper die holder and the lower die holder in a welding mode.

Preferably: the upper bending die is provided with a first lightening hole, and the upper bending die is provided with a second lightening hole.

Preferably: the shapes of the first lightening holes and the second lightening holes are not limited.

Preferably: the insert is made of high-strength wear-resistant materials.

Preferably: the insert is of a detachable structure.

Preferably: and the protruding parts of the Z-shaped structures at the end parts of the upper bending die and the lower bending die are arranged to be planes.

Compared with the prior art, the utility model has the beneficial effects that: the middle bulge part and the concave part of the Z-shaped structure at the end part of the upper bending die can be respectively aligned or left-shifted or right-shifted relative to the concave part and the middle bulge part of the Z-shaped structure at the end part of the lower bending die to adjust the distance between two bends, the downward running distance of the upper bending die is used for adjusting the bending angle, the downward running actual distance of the upper bending die is larger than the theoretical distance, the rebound of a bending workpiece is prevented, the forming size deviates from the theoretical size, the one-time multi-bending forming is finally realized, and the one-die is multipurpose; the inserts of the upper bending die and the lower bending die are of detachable structures, so that the insert is convenient to replace, and the use cost of the die is reduced.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings that are necessary for the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

Fig. 1 is a schematic structural diagram of embodiment 1 of a Z-type adjustable bending die according to the present utility model.

Fig. 2 is a schematic structural diagram of embodiment 2 of a Z-type adjustable bending die according to the present utility model.

Fig. 3 is a schematic structural diagram of embodiment 3 of a Z-type adjustable bending die according to the present utility model.

The reference numerals are explained as follows:

1. an upper die holder; 2. a lower die holder; 3. bending an upper die; 4. bending the lower die; 5. an avoidance groove; 6. an insert; 7. a first lightening hole; 8. a second lightening hole; 9. a workpiece.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model, and furthermore, the terms "first", "second", etc. are used for descriptive purposes only and should not be construed to indicate or imply relative importance or implying a number of the indicated technical features, whereby the features defining "first", "second", etc. may explicitly or implicitly include one or more of such features.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or by communication between two elements, the specific meaning of the terms in the present disclosure will be understood by those skilled in the art in view of the specific circumstances.

The utility model is further described below with reference to the accompanying drawings:

example 1

As shown in fig. 1, the Z-type adjustable bending die comprises an upper die holder 1, a lower die holder 2, an upper bending die 3, a lower bending die 4 and an insert 6, wherein the upper bending die 3 is arranged on the lower surface of the upper die holder 1, the lower bending die 4 is arranged on the upper surface of the lower die holder 2, the end parts of the upper bending die 3 and the end parts of the lower bending die 4 are provided with Z-type structures, the insert 6 is arranged at the middle protruding parts of the Z-type structures at the end parts of the upper bending die 3 and the lower bending die 4, the recessed parts of the Z-type structures at the end parts of the upper bending die 3 and the lower bending die 4 are provided with avoidance grooves 5, and the Z-type structures at the end parts of the upper bending die 3 and the Z-type structures at the end parts of the lower bending die 4 can be completely attached; the upper bending die 3 and the lower bending die 4 are respectively fixed on the upper die holder 1 and the lower die holder 2 in a welding mode; the bending upper die 3 is provided with a first lightening hole 7, and the bending upper die 3 is provided with a second lightening hole 8; the shapes of the first lightening holes 7 and the second lightening holes 8 are not limited; the insert 6 is made of high-strength wear-resistant materials; the insert 6 is fixedly installed through a screw, so that the disassembly is convenient; the convex parts of the Z-shaped structures at the end parts of the upper bending die 3 and the lower bending die 4 are arranged to be planes, and the middle convex parts and the concave parts of the Z-shaped structures at the end parts of the upper bending die 3 are respectively aligned with the concave parts and the middle convex parts of the Z-shaped structures at the end parts of the lower bending die 4; the bending upper die 3 can move downwards to a limit position.

Example 2

As shown in fig. 2, the Z-type adjustable bending die comprises an upper die holder 1, a lower die holder 2, an upper bending die 3, a lower bending die 4 and an insert 6, wherein the upper bending die 3 is arranged on the lower surface of the upper die holder 1, the lower bending die 4 is arranged on the upper surface of the lower die holder 2, the end parts of the upper bending die 3 and the end parts of the lower bending die 4 are provided with Z-type structures, the insert 6 is arranged at the middle protruding parts of the Z-type structures at the end parts of the upper bending die 3 and the lower bending die 4, the recessed parts of the Z-type structures at the end parts of the upper bending die 3 and the lower bending die 4 are provided with avoidance grooves 5, and the Z-type structures at the end parts of the upper bending die 3 and the Z-type structures at the end parts of the lower bending die 4 can be completely attached; the upper bending die 3 and the lower bending die 4 are respectively fixed on the upper die holder 1 and the lower die holder 2 in a welding mode; the bending upper die 3 is provided with a first lightening hole 7, and the bending upper die 3 is provided with a second lightening hole 8; the shapes of the first lightening holes 7 and the second lightening holes 8 are not limited; the insert 6 is made of high-strength wear-resistant materials; the insert 6 is fixedly installed through a screw, so that the disassembly is convenient; the convex parts of the Z-shaped structures at the end parts of the upper bending die 3 and the lower bending die 4 are arranged to be planes, and the middle convex parts and the concave parts of the Z-shaped structures at the end parts of the upper bending die 3 are respectively deviated leftwards relative to the concave parts and the middle convex parts of the Z-shaped structures at the end parts of the lower bending die 4; the bending upper die 3 can move downwards to a limit position.

Example 3

As shown in fig. 3, the Z-type adjustable bending die comprises an upper die holder 1, a lower die holder 2, an upper bending die 3, a lower bending die 4 and an insert 6, wherein the upper bending die 3 is arranged on the lower surface of the upper die holder 1, the lower bending die 4 is arranged on the upper surface of the lower die holder 2, the end parts of the upper bending die 3 and the end parts of the lower bending die 4 are provided with Z-type structures, the insert 6 is arranged at the middle protruding parts of the Z-type structures at the end parts of the upper bending die 3 and the lower bending die 4, the recessed parts of the Z-type structures at the end parts of the upper bending die 3 and the lower bending die 4 are provided with avoiding grooves 5, and the Z-type structures at the end parts of the upper bending die 3 and the Z-type structures at the end parts of the lower bending die 4 can be completely attached; the upper bending die 3 and the lower bending die 4 are respectively fixed on the upper die holder 1 and the lower die holder 2 in a welding mode; the bending upper die 3 is provided with a first lightening hole 7, and the bending upper die 3 is provided with a second lightening hole 8; the shapes of the first lightening holes 7 and the second lightening holes 8 are not limited; the insert 6 is made of high-strength wear-resistant materials; the insert 6 is fixedly installed through a screw, so that the disassembly is convenient; the convex parts of the Z-shaped structures at the end parts of the upper bending die 3 and the lower bending die 4 are arranged to be planes, and the middle convex parts and the concave parts of the Z-shaped structures at the end parts of the upper bending die 3 are respectively deviated rightwards relative to the concave parts and the middle convex parts of the Z-shaped structures at the end parts of the lower bending die 4; the bending upper die 3 can move downwards to a limit position.

Working principle: when the bending device is used, the specific offset position of the upper bending die 3 relative to the lower bending die 4 is adjusted according to the bending size of the workpiece 9, the distance between two bends is adjusted, the downward running distance of the upper bending die 3 is set, the bending angle is adjusted, the workpiece 9 is placed on the lower bending die 4, when the upper bending die 3 runs to the surface of the workpiece 9, four points of the workpiece 9 are stressed simultaneously, so that the two bending angles are guaranteed to be the same, the upper bending die 3 runs continuously to the set limiting position, and the downward running actual distance of the upper bending die 3 is larger than the theoretical distance due to the fact that the metal material is rebounded during bending.

While there have been shown and described what are at present considered to be fundamental principles, main features and advantages of the present utility model, it will be understood by those skilled in the art that the present utility model is not limited to the foregoing embodiments, but rather, the foregoing embodiments and description illustrate only the principles of the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims (7)

1. Z type adjustable mould of bending, its characterized in that: including upper die base (1), die holder (2), upper die (3), lower die (4) and mold insert (6) bend, upper die (3) set up in upper die base (1) lower surface bend lower die (4) set up in lower die holder (2) upper surface, upper die (3) tip and lower die (4) tip of bending are established to Z type structure, mold insert (6) set up in upper die (3) and lower die (4) tip Z type structure's middle bulge position of bending, upper die (3) and lower die (4) tip Z type structure's concave part of bending is equipped with dodges groove (5), upper die (3) tip Z type structure and lower die (4) tip Z type structure's shape of bending can laminate completely.

2. The Z-shaped adjustable bending die as defined in claim 1, wherein: the upper bending die (3) and the lower bending die (4) are respectively fixed on the upper die holder (1) and the lower die holder (2) in a welding mode.

3. The Z-adjustable bending die according to claim 1 or 2, wherein: the upper bending die (3) is provided with a first lightening hole (7), and the upper bending die (3) is provided with a second lightening hole (8).

4. A Z-adjustable bending die according to claim 3, wherein: the shape of the first lightening hole (7) and the second lightening hole (8) is not limited.

5. The Z-shaped adjustable bending die as defined in claim 1, wherein: the insert (6) is made of high-strength wear-resistant materials.

6. The Z-adjustable bending die according to claim 1 or 5, wherein: the insert (6) is of a detachable structure.

7. The Z-shaped adjustable bending die as defined in claim 1, wherein: the protruding parts of the Z-shaped structures at the end parts of the upper bending die (3) and the lower bending die (4) are arranged to be planes.