CN215144014U

CN215144014U - Adjustable bending die

Info

Publication number: CN215144014U
Application number: CN202121543602.3U
Authority: CN
Inventors: 朱超; 朱家平
Original assignee: Nanjing Chaozhou Mechanical And Electrical Manufacturing Co ltd
Current assignee: Nanjing Chaozhou Mechanical And Electrical Manufacturing Co ltd
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2021-12-14
Anticipated expiration: 2031-07-07

Abstract

The utility model discloses an adjustable bending die, which comprises an upper die set and a lower die set, wherein the upper die set comprises a bending head and a driving device for driving the bending head to ascend and descend, the lower die set comprises a die holder positioned below the bending head, the lower die set also comprises a driving motor for driving the die holder to rotate around the axis of the die holder, bending die cavities are all formed in the side surfaces of the die holder, and the cross-sectional shapes of the bending die cavities are different; the utility model discloses set up the die cavity of bending of cross sectional shape diverse in each side of die holder, only need rotate the die holder man-hour, change the die cavity of bending upwards, can process out the different shapes of bending and the piece of bending of the angle of bending, satisfy multiple bending technological requirement, convenient operation has improved work efficiency greatly.

Description

Adjustable bending die

Technical Field

The utility model belongs to the technical field of the mold processing, in particular to adjustable mould of bending.

Background

In the bending process, a workpiece is placed on a bending die, and the workpiece is stamped by a stamping head, so that the bending process is completed. The bending length and the bending angle of the workpiece are mainly determined by the shape of a bending cavity formed by the lower die. In the existing bending die, the shape of a bending cavity formed in a lower die is generally fixed, so that each die can only adapt to one bending process requirement, and in the actual production process, the bending process requirements are various, so that the bending die needs to be frequently replaced in the bending processing process, the bending working efficiency is greatly influenced, the improvement is needed, and the scheme is generated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an adjustable mould of bending through designing the die cavity of bending of different shapes, can process out the different shapes of bending and the piece of bending angle, satisfies the different technological requirements of bending, improves work efficiency.

In order to achieve the above purpose, the solution of the present invention is:

an adjustable bending die comprises an upper die set and a lower die set, wherein the upper die set comprises a bending head and a driving device for driving the bending head to lift, and the lower die set comprises a die holder positioned below the bending head; the lower die set further comprises a driving motor for driving the die holder to rotate around the axis of the die holder, bending die cavities are formed in the side faces of the die holder, and the cross sections of the bending die cavities are different from each other.

The upper module further comprises a bending head assembly, the bending head assembly comprises side plates positioned on two sides of the bending head, the bending head is rotatably installed between the two side plates, a rotating motor for driving the bending head to rotate around the axis of the bending head is arranged outside any side plate, and the driving device can drive the bending head assembly to lift; and each side surface of the bending head is correspondingly provided with a stamping head with the shape matched with the bending cavity.

The die holder is quadrangular.

The cross-sectional shapes of the bending cavities formed in the four side surfaces of the die holder are all V-shaped, and the included angles of the four V-shaped cavities are different.

The included angles of the four V-shapes are respectively 15 degrees, 30 degrees, 45 degrees and 60 degrees.

The cross-sectional shapes of the bending cavities formed in the four side surfaces of the die holder are respectively V-shaped, semicircular, elliptic and rectangular.

After the technical scheme is adopted, the beneficial effects of the utility model are that:

(1) the utility model discloses set up the bending die cavity of the diverse cross-sectional shape in each side of die holder, only need to rotate the die holder when processing, change the bending die cavity upwards, can process out the bending piece of different bending shapes and bending angle, satisfy multiple bending technological requirement, convenient operation has greatly improved work efficiency;

(2) the utility model discloses each side correspondence at the bending head is provided with the shape and the die cavity assorted punching press head of bending, is convenient for process out the piece of bending of other shapes of bending, and processes conveniently, and work efficiency is high.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a side view of a die holder according to embodiment 1 of the present invention;

fig. 3 is a side view of the elbow bend in embodiment 1 of the present invention;

fig. 4 is a side view of the die holder according to embodiment 2 of the present invention;

fig. 5 is a side view of the elbow bend in embodiment 2 of the present invention.

Reference numerals:

1. bending the elbow; 2. a drive device; 3. a die holder;

4. a drive motor; 5. bending the cavity; 6. a side plate;

7. a rotating electric machine; 8. a base; 9. a column;

10. an upper support; 11. and (5) stamping the head.

Detailed Description

The technical solution and the advantages of the present invention will be described in detail with reference to the accompanying drawings.

Example 1:

the embodiment provides an adjustable bending die, which comprises a base 8, wherein an upper support 10 is installed on the base 8 through an upright post 9.

Two support plates are arranged on the base 8, a die holder 3 is rotatably arranged between the two support plates, the die holder 3 is quadrangular, four side surfaces of the die holder 3 are respectively provided with a bending cavity 5 with a V-shaped section, and the included angles in the four bending cavities are respectively 15 degrees, 30 degrees, 45 degrees and 60 degrees as shown in figure 2. The die holder 3 can rotate between the two support plates around the axis of the die holder. The right side support plate is also provided with a driving motor 4, the driving motor 4 is in transmission connection with a rotating shaft of the die holder 3, and the driving motor 4 can drive the die holder 3 to rotate so as to replace the upward bending die cavity 5 of the die holder 3.

A driving device 2 is fixedly installed on both sides of the upper support 10, and the driving device 2 may be an electric cylinder. The output shafts of the two electric cylinders are respectively connected with the two side surfaces in a transmission way, referring to fig. 1, a bending head 1 is rotatably arranged between the two side plates 6, the bending head 1 is also in a quadrangular shape, and the four side surfaces of the bending head 1 are respectively provided with a stamping head 11 matched with the four bending cavities 5 on the die holder 3 in shape, referring to fig. 3. The right side plate 6 is provided with a rotating motor 7, the rotating motor 7 is in transmission connection with a rotating shaft of the bending head 1, and the bending head 1 can be driven to rotate around the axis of the bending head 1 by the driving of the rotating motor 7.

When a workpiece is bent, according to the angle of the workpiece to be bent, the driving motor 4 drives the die holder 3 to rotate, the bending cavity 5 corresponding to the angle is rotated to the bending head 1, meanwhile, the rotating motor 7 drives the bending head 1 to rotate, the corresponding stamping head 11 is driven to face the bending cavity 5, then the workpiece is placed on the die holder 3, and the bending head 1 is driven to move downwards through the driving device 2, so that the bending work is completed.

Example 2:

this embodiment provides an adjustable mould of bending, and the difference with embodiment 1 lies in: bending cavities 5 with V-shaped, semicircular, elliptical and rectangular cross sections are respectively formed in four side surfaces of the die holder 3, as shown in fig. 4, and correspondingly, stamping heads 11 with V-shaped, semicircular, elliptical and rectangular cross sections are respectively formed in four side surfaces of the bending head 1, as shown in fig. 5.

When a workpiece is bent, according to the shape of the workpiece to be bent, the bending cavity 5 with the corresponding shape is turned to face the bending head 1, the stamping head 11 with the corresponding shape is turned to face the bending cavity 5, then the workpiece is placed on the die holder 3, and the driving device 2 drives the bending head 1 to move downwards, so that the workpiece can be bent into the required shape.

Above embodiment only is for explaining the utility model discloses a technical thought can not be injectd with this the utility model discloses a protection scope, all according to the utility model provides a technical thought, any change of doing on technical scheme basis all falls into the utility model discloses within the protection scope.

Claims

1. An adjustable bending die comprises an upper die set and a lower die set, wherein the upper die set comprises a bending head (1) and a driving device (2) for driving the bending head (1) to lift, and the lower die set comprises a die holder (3) positioned below the bending head (1); the method is characterized in that: the lower die set further comprises a driving motor (4) for driving the die holder (3) to rotate around the axis of the die holder, bending cavities (5) are formed in the side faces of the die holder (3), and the cross sections of the bending cavities (5) are different from each other in shape.

2. An adjustable bending die as claimed in claim 1, wherein: the upper die set further comprises a bending head assembly, the bending head assembly comprises side plates (6) positioned on two sides of the bending head (1), the bending head (1) is rotatably installed between the two side plates (6), a rotating motor (7) for driving the bending head (1) to rotate around the axis of the bending head is arranged outside any one side plate (6), and the driving device (2) can drive the bending head assembly to lift; and each side surface of the bending head (1) is correspondingly provided with a stamping head (11) with the shape matched with that of the bending cavity (5).

3. An adjustable bending die as claimed in claim 2, wherein: the die holder (3) is quadrangular.

4. An adjustable bending die as claimed in claim 3, wherein: the cross-sectional shapes of bending cavities (5) formed in the four side faces of the die holder (3) are all V-shaped, and the included angles of the four V-shaped cavities are different.

5. An adjustable bending die as claimed in claim 4, wherein: the included angles of the four V-shapes are respectively 15 degrees, 30 degrees, 45 degrees and 60 degrees.

6. An adjustable bending die as claimed in claim 3, wherein: the cross-sectional shapes of bending cavities (5) formed in the four side surfaces of the die holder (3) are respectively V-shaped, semicircular, elliptical and rectangular.