CN218982765U

CN218982765U - Be used for rolling over bent stripper formula area core structure of negative angle

Info

Publication number: CN218982765U
Application number: CN202223471387.8U
Authority: CN
Inventors: 董在起; 田瑞云; 赵雅茹
Original assignee: Tianjin Hongjieda Mold Development Co ltd
Current assignee: Tianjin Hongjieda Mold Development Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-05-09
Anticipated expiration: 2032-12-26

Abstract

The utility model discloses a plate-type belt core structure for bending and unloading at a negative angle, which comprises a first fixed block, a second fixed block, a first forming die and a second forming die which are respectively corresponding to the first fixed block and the second fixed block, wherein a first positioning hole and a second positioning hole are respectively formed in two side surfaces of the first fixed block, a first guide rod which is corresponding to the first positioning hole is arranged on the side surface of the first forming die, a second guide rod which is corresponding to the second positioning hole is arranged on the side surface of the forming die, and the ends of the first guide rod and the second guide rod are respectively abutted with compression springs in the first positioning hole and the second positioning hole, so that the plate-type belt core structure has the advantages that: the first forming die is driven to move towards the first fixing block through the first driving inclined block, parts are fixed, and then rapid bending processing of the parts is realized under the action of the first forming inclined surface and the second forming inclined surface through the movement of the second forming die.

Description

Be used for rolling over bent stripper formula area core structure of negative angle

Technical Field

The utility model relates to the technical field related to bending equipment, in particular to a discharge plate type belt core structure for bending a negative angle.

Background

The bending metal plate is elastically deformed under the pressure of an upper die or a lower die of the bending machine, then enters plastic deformation, the plate is freely bent at the beginning stage of plastic bending, the plate gradually approaches to the inner surface of a V-shaped groove of the lower die along with the pressure applied by the upper die or the lower die, meanwhile, the curvature radius and the bending moment arm gradually become smaller, the pressure continues to be applied until the stroke is ended, the upper die and the lower die approach to three points of the plate to be in full contact, at the moment, a V-shaped bending is completed, namely a commonly called bending, and when bending processing is carried out on parts, a corresponding forming die is generally needed.

However, the existing forming die is inconvenient to bend the parts at a negative angle, and after bending is completed, the discharging of the parts is inconvenient, so that the overall processing efficiency is affected.

Disclosure of Invention

The utility model aims to provide a discharge plate type belt core structure for bending at a negative angle, so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a be used for rolling over bent stripper belt core structure of negative angle, includes first fixed block, second fixed block and with first fixed block, the inside compression spring butt of second fixed block, first forming die, the second forming die that corresponds respectively, first locating hole, second locating hole have been seted up respectively to two sides of first fixed block, the side of first forming die is provided with the first guide arm that corresponds with first locating hole, the side of forming die is provided with the second guide arm that corresponds with the second locating hole, just the end department of first guide arm, second guide arm respectively with the inside compression spring butt of first locating hole, second locating hole, the outside surface of first forming die, second forming die is provided with first inclined plane, second inclined plane respectively, first inclined plane, second inclined plane are provided with first drive sloping block, second drive sloping block respectively.

Preferably, a chute is formed in the lower surface of the first forming die, and a first forming inclined plane is formed in the lower end of one side of the first forming die, which is close to the second forming die.

Preferably, the lower end of one side of the second forming die, which is close to the first forming die, is provided with a second forming inclined surface corresponding to the first forming inclined surface.

Preferably, a first step surface is arranged on one side surface of the second fixing block facing the second forming die, and corresponds to a second step surface on the side surface of the second forming die.

Preferably, the first fixing block and the second fixing block are provided with mounting holes penetrating through the first fixing block and the second fixing block vertically.

Compared with the prior art, the utility model has the beneficial effects that: the first positioning hole and the second positioning hole are formed in the side face of the first fixed block, the first guide rod and the second guide rod on the side face of the first forming die and the side face of the second forming die are respectively inserted into the first positioning hole and the second positioning hole, and the first forming die and the second forming die are respectively corresponding to the first driving inclined block and the second driving inclined block, so that in the using process, the first forming die is driven to move towards the first fixed block through the first driving inclined block, the parts are fixed, and then rapid bending treatment of the parts is realized under the action of the first forming inclined plane and the second forming inclined plane through the movement of the second forming die; further, through setting up compression spring in first locating hole, second locating hole, after accomplishing the action of bending, the reset of two compression springs makes first forming die, second forming die all keep away from first fixed block to can carry out quick ejection of compact.

Drawings

FIG. 1 is a schematic overall structure of the present utility model;

FIG. 2 is a schematic view of a first molding die according to the present utility model;

FIG. 3 is a schematic structural view of a first fixing block according to the present utility model;

fig. 4 is a schematic connection diagram of the second fixing block and the second forming die according to the present utility model.

In the figure: 1. a first fixed block; 2. a second fixed block; 3. a first molding die; 4. a second molding die; 5. a first positioning hole; 6. a second positioning hole; 7. a first inclined surface; 8. a second inclined surface; 9. a first driving ramp; 10. a second driving ramp; 11. a chute; 12. a first profiled bevel; 13. a second molded bevel; 14. a first step surface; 15. and (5) mounting holes.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a be used for rolling over bent stripper belt core structure of negative angle, includes first fixed block 1, second fixed block 2 and with first fixed block 1, the first shaping mould 3, the second shaping mould 4 that second fixed block 2 corresponds respectively, first locating hole 5, second locating hole 6 have been seted up respectively to two sides of first fixed block 1, the side of first shaping mould 3 is provided with the first guide arm that corresponds with first locating hole 5, the side of shaping mould is provided with the second guide arm that corresponds with second locating hole 6, just the end department of first guide arm, second guide arm respectively with the compression spring butt of first locating hole 5, the inside of second locating hole 6, the outside surface of first shaping mould 3, second shaping mould 4 is provided with first inclined plane 7, second inclined plane 8 respectively, first inclined plane 7, second inclined plane 8 correspond respectively and are provided with first drive inclined block 9, second drive inclined block 10.

The lower surface of the first forming die 3 is provided with a chute 11, and the lower end of one side of the first forming die 3, which is close to the second forming die 4, is provided with a first forming inclined surface 12.

The lower end of one side of the second forming die 4, which is close to the first forming die 3, is provided with a second forming inclined surface 13 corresponding to the first forming inclined surface 12.

The side surface of the second fixing block 2 facing the second forming die 4 is provided with a first step surface 14 and corresponds to a second step surface of the side surface of the second forming die 4.

The first fixing block 1 and the second fixing block 2 are respectively provided with a mounting hole 15 penetrating from top to bottom.

Specifically, when the utility model is used, the first fixing block 1 and the second fixing block 2 are installed and fixed by arranging the positioning bolts at the installation holes 15, the first driving inclined block 9 and the second driving inclined block 10 are respectively connected with an external driving mechanism, when the utility model is used, the parts to be bent are arranged on the surface of the processing table, the first driving inclined block 9 moves downwards, so that under the action of the first inclined plane 7, the first forming die 3 gradually approaches the first fixing block 1 until the bulge of the parts to be processed is positioned in the chute 11 of the lower end surface of the first forming die 3, the subsequent second driving block 10 moves downwards, the second forming die 4 moves towards the first forming die 3, the parts are bent through the second forming inclined plane 13 at the lower end, the bending processing of the parts is completed by combining with the first forming inclined plane 12, and after the bending action is completed, the first driving inclined block 9 and the second driving inclined block 10 move upwards, and the compression springs inside the first positioning holes 5 and the second positioning holes 6 are used for enabling the second forming die 3 and the second forming die 4 to move away from the first forming die 1.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to 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.

Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. The utility model provides a be used for rolling over bent stripper belt core structure of negative angle, its characterized in that includes first fixed block (1), second fixed block (2) and with first fixed block (1), second fixed block (2) respectively corresponding first shaping mould (3), second shaping mould (4), first locating hole (5), second locating hole (6) have been seted up respectively to two sides of first fixed block (1), the side of first shaping mould (3) is provided with the first guide arm that corresponds with first locating hole (5), the side of shaping mould is provided with the second guide arm that corresponds with second locating hole (6), just the end department of first guide arm, second guide arm respectively with the inside compression spring butt of first locating hole (5), second locating hole (6), the outside surface of first shaping mould (3), second shaping mould (4) is provided with first inclined plane (7), second inclined plane (8) respectively, first inclined plane (7) and second inclined plane (8) are provided with first drive inclined block (10) respectively.

2. The discharge plate type belt core structure for negative angle bending according to claim 1, wherein: the lower surface of the first forming die (3) is provided with a sliding groove (11), and the lower end of one side of the first forming die (3) close to the second forming die (4) is provided with a first forming inclined surface (12).

3. The discharge plate type belt core structure for negative angle bending according to claim 2, wherein: the lower end of one side of the second forming die (4) close to the first forming die (3) is provided with a second forming inclined surface (13) corresponding to the first forming inclined surface (12).

4. The discharge plate type belt core structure for negative angle bending according to claim 1, wherein: the surface of one side of the second fixing block (2) facing the second forming die (4) is provided with a first step surface (14) and corresponds to a second step surface of the side surface of the second forming die (4).

5. The discharge plate type belt core structure for negative angle bending according to claim 1, wherein: and the first fixed block (1) and the second fixed block (2) are provided with mounting holes (15) penetrating up and down.