CN215845371U

CN215845371U - Short edge bending machine

Info

Publication number: CN215845371U
Application number: CN202023261507.2U
Authority: CN
Inventors: 辛疆; 陈雷; 毛毳
Original assignee: Anshan Metallurgical Group Cold Rolling New Material Co ltd
Current assignee: Anshan Metallurgical Group Cold Rolling New Material Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2022-02-18
Anticipated expiration: 2030-12-30

Abstract

The utility model relates to a short edge bending machine, comprising: two relative mechanisms of bending that set up, every mechanism of bending all includes: the device comprises a rack, a bending upper tire, a lifting hydraulic cylinder, a pressing plate, a turning tire, a turning hydraulic cylinder and a conveying device. The bending upper tire is provided with a plurality of sliding blocks matched with the guide rails, and is connected with the guide rails in a sliding manner through the sliding blocks; the plurality of pressing plates are detachably arranged on the bending upper tire; the overturning hydraulic cylinder is arranged at the lower part of the frame, and a piston rod of the overturning hydraulic cylinder is fixedly connected with the bottom surface of the overturning tire; the overturning tire is arranged in a downward inclined mode and is hinged with the rack, so that the overturning tire rotates relative to the workpiece placing platform. The utility model has the advantages that: simple structure, occupation space is little, and can be through the clamp plate quantity of adjustment to satisfy the hem requirement of the different length of panel.

Description

Short edge bending machine

Technical Field

The utility model relates to the technical field of bending machines, in particular to a short edge bending machine.

Background

The total yield of the steel in China is the first in the world for many years, the annual yield is more than four hundred million tons, and meanwhile, the steel in China is the largest steel consuming country in the world. Steel sheets are used in a large proportion of steel types, and have been widely used in various fields such as buildings and industries.

At present, a small amount of thin steel plates with small shapes are bent by knocking on a grinding tool by a hand hammer, so that marks are formed and the required skill is high; the other condition is that a large bending machine is used for bending, but the existing steel plate bending machine is large in size and complex in operation. When panel is fixed the back, when needing to adjust the position of bending, must become flexible with panel, readjust the position of panel, troublesome poeration has wasted a large amount of time of staff to make the holistic practicality greatly reduced of device.

The inventor finds that the existing bending machine has at least the following technical problems: when a certain edge of a special plate is locally and relatively short bent, the conventional bending die cannot realize local bending due to the length of the bending die.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a short edge bending machine to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme that the short edge bending machine is characterized by comprising the following components: two relative mechanisms of bending that set up, the mechanism of bending all includes: the device comprises a rack, a bending upper tire, a lifting hydraulic cylinder, a pressing plate, a turning tire, a turning hydraulic cylinder and a conveying device; a workpiece placing platform is arranged at the lower part of the rack; the bending upper tire is connected with the frame in a sliding manner; the lifting hydraulic cylinder is arranged on the rack, and a piston rod of the lifting hydraulic cylinder is fixedly connected with the top of the bent upper tire; the pressing plates are detachably arranged on the upper bending tire, and the bottom surfaces of the pressing plates are lower than the bottom surface of the upper bending tire; the overturning tire is arranged in a downward inclined manner and is hinged with the rack so as to rotate relative to the workpiece placing platform; when the overturning tire rotates to a horizontal position, the end surface of the overturning tire on one side adjacent to the workpiece placing platform is vertical to the working platform, and the height of the end surface on one side adjacent to the overturning tire is higher than that of the workpiece placing platform; the overturning hydraulic cylinder is arranged at the lower part of the frame, and a piston rod of the overturning hydraulic cylinder is fixedly connected with the bottom surface of the overturning tire; the conveying device is arranged between the two bending mechanisms.

As further description of the scheme, hydraulic cylinder supporting seats are arranged at intervals on the top of the rack, and the lifting hydraulic cylinder is fixed on the rack through the hydraulic cylinder supporting seats.

As a further description of the above scheme, a plurality of guide rails are arranged at intervals on the upper portion of the rack, the bending upper tire is provided with a sliding block matched with the guide rails, and the bending upper tire is connected with the guide rails in a sliding manner through the sliding block.

As a further description of the above scheme, the plurality of pressing plates are composed of first pressing plates at two ends and a plurality of second pressing plates in the middle, and pressing knives protruding towards the bending surface of the workpiece are arranged at the bottoms of the first pressing plates.

As a further description of the above scheme, the first pressing plate includes a pressing plate body and a pressing knife connecting plate at the lower part, the pressing plate body and the pressing knife connecting plate are connected through a hinge, and a pressing knife is arranged at the bottom of the pressing knife connecting plate.

As further description of the above scheme, a pressure plate supporting seat is arranged on the pressure plate, one end of the hydraulic cylinder supporting seat is connected with the pressure plate, and the other end of the hydraulic cylinder supporting seat is connected with the bending upper tire.

As a further description of the above scheme, the lower part of the frame is relatively provided with a rotating shaft support, and the turning tire is connected with the rotating shaft supports on both sides of the frame through a rotating shaft.

As a further description of the above solution, the conveying device is a roller conveyor or a belt conveyor.

Compared with the prior art, the utility model has the beneficial effects that: simple structure and small occupied space. The utility model can meet the folding requirements of different lengths of the plate by adjusting the number of the pressing plates.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a bending mechanism in an embodiment of the present invention;

fig. 3 is a view from direction a in fig. 2.

In the figure: 1-a frame; 11-a guide rail; 12-a workpiece placement platform; 2-a lifting hydraulic cylinder; 3-a conveying device; 4-bending and mounting the tire; 41-a slide block; 5, pressing a plate; 51-a second platen; 52-a first platen; 521-a platen body; 522-pressing knife connecting plate; 523-foldout; 53-pressing a knife; 6-pressing plate supporting seat; 7-hydraulic cylinder supporting seats; 8-turning over the tire; 9-turning over the hydraulic cylinder.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model.

As shown in fig. 1-3, which are schematic structural diagrams of an embodiment of a short edge bending machine according to the present invention, the short edge bending machine includes: two relative mechanisms of bending that set up, every mechanism of bending all includes: the device comprises a frame 1, a bending upper tire 4, a lifting hydraulic cylinder 2, a pressing plate 5, a turning tire 8, a turning hydraulic cylinder 9 and a conveying device 3; a workpiece placing platform 12 is arranged at the lower part of the frame 1; the bending upper tire 4 is connected with the frame 1 in a sliding way; the lifting hydraulic cylinder 2 is arranged on the frame 1, and a piston rod of the lifting hydraulic cylinder 2 is fixedly connected with the top of the bending upper tire 4; the number of the pressing plates 5 is multiple, the pressing plates 5 are detachably arranged on the upper bending tire 4, and the bottom surface of each pressing plate 5 is lower than that of the upper bending tire 4; the overturning tire 8 is arranged in a downward inclined manner, and the overturning tire 8 is hinged with the rack 1 so as to enable the overturning tire 8 to rotate relative to the workpiece placing platform 12; when the turnover tire 8 rotates to the horizontal position, the end surface of the adjacent side of the turnover tire 8 and the workpiece placing platform 12 is vertical to the working platform, and the height of the end surface of the adjacent side is higher than that of the workpiece placing platform 12; the overturning hydraulic cylinder 9 is arranged at the lower part of the frame 1, and a piston rod of the overturning hydraulic cylinder 9 is fixedly connected with the bottom surface of the overturning tire 8; the conveying device 3 is arranged between the two bending mechanisms. The folding mechanism has the advantages of simple structure, small occupied space and capability of meeting folding edge requirements of different lengths of plates by adjusting the number of the pressing plates. Wherein the conveying device 3 is a roller conveyor or a belt conveyor.

The lower part of the frame 1 is relatively provided with a rotating shaft support, and the overturning tire 8 is connected with the rotating shaft supports on two sides of the frame 1 through a rotating shaft.

The top of the frame 1 is provided with hydraulic cylinder supporting seats 7 at intervals, and the lifting hydraulic cylinder 2 is fixed on the frame 1 through the hydraulic cylinder supporting seats 7; a plurality of guide rails 11 are arranged at the upper part of the frame 1 at intervals, the bending upper tire 4 is provided with a sliding block 41 matched with the guide rails 11, and the bending upper tire 4 is connected with the guide rails 11 in a sliding mode through the sliding block 41.

The pressing plate 5 is connected with the bending upper tire 4 through bolts, and pressing knives 51 are arranged at the lower parts of the pressing plate 5; and a pressing plate supporting seat 6 is arranged on the pressing plate 5, one end of the pressing plate supporting seat 6 is connected with the pressing plate 5, and the other end of the pressing plate supporting seat is connected with the bending upper tire 4. The design of the pressure plate supporting seat can ensure the rigidity of the pressure plate, thereby prolonging the service life.

The plurality of pressing plates 5 are composed of first pressing plates 52 at two ends and a plurality of second pressing plates 51 in the middle, and pressing knives 53 protruding towards the bending surface of the workpiece are arranged at the bottoms of the first pressing plates 52. The structure ensures that the bending positions of the two end parts of the short edge of the workpiece are different from the middle part; when the workpiece is folded into the box body, the crossed parts of the long edge and the short edge of the workpiece are staggered, so that the long edge and the short edge of the workpiece are more conveniently fixed.

The first pressing plate 52 includes a pressing plate body 521 and a pressing blade link 522 at the lower part, the pressing plate body 521 and the pressing blade link 522 are connected by a hinge 523, and the pressing blade 53 is arranged at the bottom of the pressing blade link 522. In such a structure, the hinge 523 is provided in the pressing plate body 521 and the pressing blade link 522, so that when the first pressing plate 52 is lifted after bending, the pressing plate body 521 and the pressing blade link 522 are vibrated and deformed to some extent, thereby preventing the workpiece from rising along with the first pressing plate 52.

When the bending mechanism is in a working state, the lifting hydraulic cylinder 2 drives the bending upper die 4 to slide downwards, the pressing knife 51 is abutted to the plate of the workpiece placing platform 12, and the overturning die 8 rotates to a horizontal position to bend the plate by 90 degrees. The lower part of the frame 1 is relatively provided with a rotating shaft support, and the overturning tire 8 is connected with the rotating shaft supports on two sides of the frame 1 through a rotating shaft.

The working process of the embodiment of the utility model is as follows: firstly, a plate to be flanged is conveyed to a workpiece placing platform 12 through a conveying roller way 3, after the size is confirmed, a lifting hydraulic cylinder 2 is started, the lifting hydraulic cylinder 2 drives a bending upper die 4 to slide downwards, a pressing knife 51 is abutted to the plate of the workpiece placing platform 12, and a turnover die 8 rotates to a horizontal position to bend the plate by 90 degrees.

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

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A short edge bending machine, comprising: two relative bending mechanism that set up, bending mechanism includes: the device comprises a rack (1), a bending upper tire (4), a lifting hydraulic cylinder (2), a pressing plate (5), a turning tire (8), a turning hydraulic cylinder (9) and a conveying device (3); a workpiece placing platform (12) is arranged at the lower part of the rack (1); the bending upper tire (4) is connected with the rack (1) in a sliding manner; the lifting hydraulic cylinder (2) is arranged on the rack (1), and a piston rod of the lifting hydraulic cylinder (2) is fixedly connected with the top of the bending upper tire (4); the number of the pressing plates (5) is multiple, the pressing plates (5) are detachably arranged on the bending upper tire (4), and the bottom surface of each pressing plate (5) is lower than that of the bending upper tire (4);

the overturning tire (8) is arranged in a downward inclined manner, and the overturning tire (8) is hinged with the rack (1) so as to enable the overturning tire (8) to rotate relative to the workpiece placing platform (12); when the overturning tire (8) rotates to a horizontal position, the end surface of one side, adjacent to the workpiece placing platform (12), of the overturning tire (8) is vertical to the working platform, and the height of the end surface of the adjacent side is higher than that of the workpiece placing platform (12); the overturning hydraulic cylinder (9) is arranged at the lower part of the rack (1), and a piston rod of the overturning hydraulic cylinder (9) is fixedly connected with the bottom surface of the overturning tire (8);

the conveying device (3) is arranged between the two bending mechanisms.

2. The short edge bending machine according to claim 1, wherein hydraulic cylinder supporting seats (7) are arranged at intervals on the top of the machine frame (1), and the lifting hydraulic cylinder (2) is fixed on the machine frame (1) through the hydraulic cylinder supporting seats (7).

3. The short edge bending machine according to claim 2, wherein a plurality of guide rails (11) are arranged at intervals on the upper portion of the frame (1), the bending upper die (4) is provided with a sliding block (41) matched with the guide rails (11), and the bending upper die (4) is slidably connected with the guide rails (11) through the sliding block (41).

4. The short edge bending machine according to claim 3, wherein the plurality of pressing plates (5) are composed of first pressing plates (52) at two ends and a plurality of second pressing plates (51) in the middle, and pressing knives (53) protruding towards the bending surface of the workpiece are arranged at the bottoms of the first pressing plates (52).

5. Short edge bending machine according to claim 4, wherein the first press plate (52) comprises a press plate body (521) and a lower press knife connecting plate (522), the press plate body (521) and the press knife connecting plate (522) are connected through a hinge (523), and a press knife (53) is arranged at the bottom of the press knife connecting plate (522).

6. Short edge bending machine according to claim 1, wherein a press plate support base (6) is arranged on the press plate (5), one end of the press plate support base (6) is connected with the press plate (5), and the other end is connected with the bending upper tire (4).

7. Short edge bending machine according to claim 1, characterized in that: the lower part of the frame (1) is relatively provided with a rotating shaft support, and the overturning tire (8) is connected with the rotating shaft supports on two sides of the frame (1) through a rotating shaft.

8. Short edge bending machine according to claim 1, characterized in that: the conveying device (3) is a conveying roller way or a belt conveyor.