CN212469314U

CN212469314U - Simple angle-adjustable bending machine

Info

Publication number: CN212469314U
Application number: CN202020783697.5U
Authority: CN
Inventors: 钟大创
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-13
Filing date: 2020-05-13
Publication date: 2021-02-05
Anticipated expiration: 2030-05-13

Abstract

A simple angle-adjustable bending machine is used for bending a workpiece and comprises a machine frame, a hydraulic cylinder, pressing pieces, supporting pieces and a workpiece, wherein the machine frame comprises a bottom plate, four upright posts and a top plate, the four upright posts are uniformly distributed at four end angles of the bottom plate, one end of each upright post is fixedly connected to the bottom plate, the other end of each upright post is fixedly connected to the top plate, and a working interval is formed between the bottom plate and the top plate; the hydraulic cylinder is fixedly arranged on the top plate in an inverted manner, and an output shaft of the hydraulic cylinder can move up and down in a working interval; the pressing piece is arranged in the working area and is detachably connected to the end part of the output shaft of the hydraulic cylinder; the supporting pieces comprise a first supporting piece and a second supporting piece, the first supporting piece and the second supporting piece can be connected to the top of the bottom plate in a sliding mode and are arranged on the left side and the right side of the pressing piece in parallel, and the tops of the first supporting piece and the second supporting piece are both arc-shaped structures; wherein the workpiece can be placed on top of the first and second supports.

Description

Simple angle-adjustable bending machine

Technical Field

The utility model relates to the technical field of machining, specifically be a simple and easy adjustable angle bender.

Background

A bending machine is a machine capable of bending a thin plate. The existing bending machine is complex in structure and high in cost, and the bending angle is also constant. Therefore, for the common bending sheet with low requirements, the bending cost of the existing bending machine is high, and meanwhile, the use requirements of different bending angles cannot be met.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

For solving the above problem, the utility model provides a simple and easy adjustable angle bender, simple structure can adjust the fifty percent discount bent angle degree to satisfy the different demands of bending.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a simple angle-adjustable bending machine is used for bending a workpiece and comprises a machine frame, a hydraulic cylinder, pressing pieces, supporting pieces and a workpiece, wherein the machine frame comprises a bottom plate, four upright posts and a top plate, the four upright posts are uniformly distributed at four end angles of the bottom plate, one end of each upright post is fixedly connected to the bottom plate, the other end of each upright post is fixedly connected to the top plate, and a working interval is formed between the bottom plate and the top plate; the hydraulic cylinder is fixedly arranged on the top plate in an inverted manner, and an output shaft of the hydraulic cylinder can move up and down in a working interval; the pressing piece is arranged in the working area and is detachably connected to the end part of the output shaft of the hydraulic cylinder; the supporting pieces comprise a first supporting piece and a second supporting piece, the first supporting piece and the second supporting piece can be connected to the top of the bottom plate in a sliding mode and are arranged on the left side and the right side of the pressing piece in parallel, and the tops of the first supporting piece and the second supporting piece are both arc-shaped structures; wherein the workpiece can be placed on top of the first and second supports.

Preferably, this simple and easy adjustable angle bender still includes the scale plate, and the scale plate can be dismantled and connect in the bottom plate and be close to one side at the back, and the scale plate front side is equipped with angle scale mark.

Preferably, this simple and easy adjustable angle bender still includes the slider, and the slider is equipped with two, but one side that is close to the scale plate on first support piece and the second support piece of difference sliding connection, slider slidable to the scale plate be equipped with the one side of angle scale mark to read the angle of bending.

Preferably, first support piece and second support piece bottom all are equipped with the forked tail boss, and the bottom plate top is equipped with the forked tail recess that corresponds with the forked tail boss.

Preferably, this simple and easy adjustable angle bender still includes adjusting screw, adjusting screw rotatable coupling is on the bottom plate, and adjusting screw is equipped with two, and sets up perpendicularly with first support piece and second support piece one-to-one, corresponds on first support piece and the second support piece to be provided with the nut of being connected with adjusting screw cooperation, can adjust first support piece and second support piece's position through rotating adjusting screw to the angle that makes to bend changes.

Preferably, this simple and easy adjustable angle bender still includes the regulating part, and the regulating part is equipped with two, and the regulating part can be dismantled and connect in adjusting screw and keep away from the one end tip at bottom plate center, through rotating the regulating part, can make adjusting screw rotate.

Preferably, one end of the pressing piece, which is far away from the output shaft of the hydraulic cylinder, is of a conical structure, and the conical angle of the pressing piece is 10-15 degrees, and the bending angle of the workpiece is not smaller than the conical angle.

(III) advantageous effects

The utility model provides a simple and easy adjustable angle bender possesses following beneficial effect: during the use, place the work piece in first support piece and second support piece top, drive the push down part downstream through the output shaft of pneumatic cylinder, until pressing the work piece to the bottom plate top surface to form required angle of folding, at this in-process, because first support piece and second support piece top are convex structure, so first support piece and second support piece are tangent with the work piece surface all the time, thereby avoid first support piece and second support piece to the work piece surface scratch. Meanwhile, the bending angle of the workpiece can be changed by adjusting the relative distance between the first support and the second support. Simple structure, convenient operation can realize the regulation of bending angle fast to satisfy the different demands of bending.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 shows a schematic front structural view of an embodiment of the present invention;

fig. 2 shows a schematic side view of an embodiment of the invention;

fig. 3 shows a schematic structural diagram of the rack in an embodiment of the present invention.

In the figure: 1 frame, 11 bottom plate, 12 upright posts, 13 top plate, 14 working sections, 2 hydraulic cylinders, 3 pressing pieces, 4 supporting pieces, 41 first supporting pieces, 42 second supporting pieces, 5 workpieces, 6 scale plates, 7 sliding pieces, 8 adjusting screws, 9 adjusting pieces and 110 dovetail grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, an embodiment of the present invention provides a simple angle-adjustable bending machine for bending a workpiece 5, the simple angle-adjustable bending machine includes a frame 1, a hydraulic cylinder 2, a pressing member 3, a supporting member 4, and a workpiece 5, the frame 1 includes a bottom plate 11, a stand 12, and a top plate 13, the stand 12 includes four pieces, and is uniformly distributed at four end angles of the bottom plate 11, one end of the stand 12 is fixedly connected to the bottom plate 11, the other end is fixedly connected to the top plate 13, and a working space 14 is formed between the bottom plate 11 and the top plate 13; the hydraulic cylinder 2 is fixedly arranged on the top plate 13 in an inverted manner, and an output shaft of the hydraulic cylinder 2 can move up and down in a working interval 14; the pressing piece 3 is arranged in the working area and is detachably connected to the end part of the output shaft of the hydraulic cylinder 2;

the supporting member 4 comprises a first supporting member 41 and a second supporting member 42, both the first supporting member 41 and the second supporting member 42 can be slidably connected to the top of the bottom plate 11 and are arranged on the left side and the right side of the pressing member 3 in parallel, and the tops of the first supporting member 41 and the second supporting member 42 are both arc-shaped structures; wherein the workpiece 5 can be placed on top of the first support 41 and the second support 42.

According to the scheme, when the folding device is used, the workpiece 5 is placed at the tops of the first supporting piece 41 and the second supporting piece 42, the output shaft of the hydraulic cylinder 2 drives the pressing piece 3 to move downwards until the workpiece 5 is pressed to the top surface of the bottom plate 11, so that a required folding angle is formed, and in the process, the tops of the first supporting piece 41 and the second supporting piece 42 are both arc-shaped structures, so that the first supporting piece 41 and the second supporting piece 42 are always tangent to the surface of the workpiece 5, and the surface of the workpiece 5 is prevented from being scratched by the first supporting piece 41 and the second supporting piece 42. At the same time, the folding angle of the workpiece 5 can be changed by adjusting the relative distance between the first support 41 and the second support 42. Simple structure, convenient operation can realize the regulation of bending angle fast to satisfy the different demands of bending.

Further, for the convenience of knowing the specific bending angle of the workpiece 5, the simple angle-adjustable bending machine further comprises a scale plate 6, the scale plate 6 is detachably connected to one side, close to the back, of the bottom plate 11, and angle scale marks are arranged on the front face of the scale plate 6. The vertical setting of zero scale mark of angle scale mark, and with pressing piece 3 center collineation, the setting of horizontal direction equipartition is followed to all the other scales, through the angle scale mark value that openly reads out first support piece 41 and second support piece 42 and correspond at scale plate 6 to add two angle values, can obtain the angle of bending of work piece 5.

Further, in order to be able to read out the angle scale mark values corresponding to the first supporting member 41 and the second supporting member 42 quickly, the simple angle-adjustable bending machine further includes two sliding members 7, the two sliding members 7 are respectively slidably connected to one sides of the first supporting member 41 and the second supporting member 42, which are close to the scale plate 6, and the two sliding members 7 are slidably connected to one side of the scale plate 6, which is provided with the angle scale mark, so as to read the bending angle. The end of the sliding member 7 is consistent with the circular arc structures at the tops of the first supporting member 41 and the second supporting member 42, so that the scale value corresponding to the sliding member 7 is the angle scale line value corresponding to the first supporting member 41 and the second supporting member 42. The sliding part 7 is provided with a sliding rod fixedly connected with the end part of the circular arc, the first supporting part 41 and the second supporting part 42 are provided with sliding grooves corresponding to the sliding rod, the sliding rod can slide in the sliding grooves, the sliding rod slides to the end part of the circular arc to abut against the scale mark, and corresponding reading can be read out, so that the corresponding angle scale value can be quickly and accurately read out even if the front surface of the scale plate 6 is not arranged, and further the bending angle of the workpiece 5 is obtained.

Further, in order to make the sliding of the first support 41 and the second support 42 on the bottom plate 11 more stable and reliable, the bottom of each of the first support 41 and the second support 42 is provided with a dovetail boss, and the top of the bottom plate 11 is provided with a dovetail groove 110 corresponding to the dovetail boss. The dovetail bosses and the dovetail grooves 110 cooperate to enable the first support 41 and the second support 42 to smoothly slide on the base plate 11.

Further, in order to facilitate the sliding operation of the first supporting member 41 and the second supporting member 42 on the bottom plate 11, the simple angle-adjustable bending machine further includes two adjusting screws 8, the adjusting screws 8 are rotatably connected to the bottom plate 11, the two adjusting screws 8 are vertically arranged in one-to-one correspondence with the first supporting member 41 and the second supporting member 42, nuts connected with the adjusting screws 8 in a matching manner are correspondingly arranged on the first supporting member 41 and the second supporting member 42, and the positions of the first supporting member 41 and the second supporting member 42 can be adjusted by rotating the adjusting screws 8, so that the bending angle is changed. Meanwhile, the adjusting screw 8 can prevent the first support 41 and the second support 42 from sliding left and right without rotating the adjusting screw 8, thereby affecting the value of the bending angle.

Further, for the convenience of rotating adjusting screw 8, this simple and easy adjustable angle bender still includes regulating part 9, and regulating part 9 is equipped with two, and regulating part 9 can be dismantled and connect in the one end tip that adjusting screw 8 kept away from bottom plate 11 center, through rotating regulating part 9, can make adjusting screw 8 rotate.

Furthermore, one end of the pressing piece 3, which is far away from the output shaft of the hydraulic cylinder 2, is of a conical structure, the conical angle is 10-15 degrees, and the bending angle of the workpiece 5 is not less than the conical angle. When the taper angle of the pressing piece 3 is less than 10 degrees, the end part of one end of the pressing piece 3, which is far away from the output shaft of the hydraulic cylinder 2, is relatively sharp, so that the strength is relatively low, and after the pressing piece 3 is bent for multiple times, the deformation or abrasion loss is relatively large, so that the service life of the pressing piece 3 is short; when the taper angle of the pressing piece 3 is too large, although the strength of the pressing piece 3 is enhanced, the bending angle range of the workpiece 5 is reduced, thereby reducing the use area of the workpiece 5.

It is noted that 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 application. 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.

The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a simple and easy adjustable angle bender for bend work piece (5), its characterized in that, this simple and easy adjustable angle bender includes:

the device comprises a rack (1), wherein the rack (1) comprises a bottom plate (11), four upright columns (12) and a top plate (13), the four upright columns (12) are uniformly distributed at four end corners of the bottom plate (11), one ends of the upright columns (12) are fixedly connected to the bottom plate (11), the other ends of the upright columns (12) are fixedly connected to the top plate (13), and a working area (14) is formed between the bottom plate (11) and the top plate (13);

the hydraulic cylinder (2) is fixedly arranged on the top plate (13) in an inverted mode, and an output shaft of the hydraulic cylinder (2) can move up and down in a working interval (14);

the pressing piece (3) is arranged in the working range, and is detachably connected to the end part of the output shaft of the hydraulic cylinder (2);

the supporting piece (4) comprises a first supporting piece (41) and a second supporting piece (42), the first supporting piece (41) and the second supporting piece (42) can be connected to the top of the bottom plate (11) in a sliding mode and are arranged on the left side and the right side of the pressing piece (3) in parallel, and the tops of the first supporting piece (41) and the second supporting piece (42) are both arc-shaped structures;

wherein the workpiece (5) can be placed on top of the first support (41) and the second support (42).

2. The simple angle-adjustable bending machine according to claim 1, further comprising a scale plate (6), wherein the scale plate (6) is detachably connected to one side of the bottom plate (11) close to the back surface, and angle scale lines are arranged on the front surface of the scale plate (6).

3. The simple angle-adjustable bending machine according to claim 2, further comprising two sliding members (7), wherein the two sliding members (7) are slidably connected to the first supporting member (41) and the second supporting member (42) at a side close to the scale plate (6), respectively, and the sliding member (7) is slidable to a side of the scale plate (6) where the angle scale lines are arranged to read the bending angle.

4. The simple angle-adjustable bending machine according to any one of claims 1 to 3, wherein the bottom of each of the first supporting member (41) and the second supporting member (42) is provided with a dovetail boss, and the top of the base plate (11) is provided with a dovetail groove (110) corresponding to the dovetail boss.

5. The simple angle-adjustable bending machine according to claim 4, further comprising two adjusting screws (8), wherein the two adjusting screws (8) are rotatably connected to the base plate (11), and are vertically arranged in one-to-one correspondence with the first supporting members (41) and the second supporting members (42), nuts matched and connected with the adjusting screws (8) are correspondingly arranged on the first supporting members (41) and the second supporting members (42), and the positions of the first supporting members (41) and the second supporting members (42) can be adjusted by rotating the adjusting screws (8), so that the bending angle can be changed.

6. The simple angle-adjustable bending machine according to claim 5, further comprising two adjusting members (9), wherein the two adjusting members (9) are detachably connected to one end of the adjusting screw rod (8) far away from the center of the bottom plate (11), and the adjusting screw rod (8) can be rotated by rotating the adjusting members (9).

7. The simple angle-adjustable bending machine according to claim 6, characterized in that the end of the pressing piece (3) far away from the output shaft of the hydraulic cylinder (2) is of a conical structure, and the cone angle is 10-15 degrees, and the bending angle of the workpiece (5) is not smaller than the cone angle.