CN219357739U - Bending machine - Google Patents

Abstract

The utility model relates to the technical field of bending, and provides a bending machine. The bending machine comprises: the workbench comprises a workbench surface, a fixing seat, a female die and a driving piece, wherein the fixing seat is fixedly arranged on the workbench surface, a plurality of mounting rods are arranged on the fixing seat, and the axial distance between the mounting rods is adjustable. The female die is arranged corresponding to the mounting rod, the female die is provided with a through hole, the through hole is suitable for penetrating the mounting rod, the female die is arranged on the mounting rod, the female die is provided with a positioning groove, and the positioning groove is suitable for placing a piece to be bent. The driving end of the driving piece is provided with a driving shaft, the driving shaft is provided with a male die, the male die and the female die are correspondingly arranged, and the male die is suitable for being driven by the driving piece to comprise a bending state moving towards the female die and an exiting state far away from the female die. The sizes of the wheelbase between the different female dies are changed and adjusted, so that bending processing of the to-be-bent pieces with different diameters and the to-be-bent pieces with different bending angles is realized. The adjustment of different bending radiuses of the piece to be bent is realized by changing the male die specifications with different sizes.

Description

Bending machine

Technical Field

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

Background

When processing the metal member, it is often necessary to bend the rod body to form, such as a reinforcing bar bending device provided in publication CN207103684U, including a base plate, a reinforcing bar bending device and a reinforcing bar fixing device. The force applied to the steel bar can be ensured to be uniform and the angle is accurate by manual operation.

In the above design, the purpose of bending the metal rod piece can be achieved only by manually screwing the bolt by a worker, which is possible to be achieved by the worker with great hand strength, the bending efficiency is low, and meanwhile, the technical problems that the bending angle and the bending radius of the metal rod piece cannot be accurately controlled are solved, so improvement is needed.

Disclosure of Invention

In order to overcome the problems in the related art, the embodiment of the utility model provides a bending machine.

According to a first aspect of an embodiment of the present utility model, there is provided a bending machine comprising:

a work table;

the fixing seat is fixedly arranged on the workbench surface, a plurality of mounting rods are arranged on the fixing seat, and the axial distance between the mounting rods can be adjusted;

the female die is arranged corresponding to the mounting rod, is provided with a through hole suitable for penetrating the mounting rod, and is provided with a positioning groove suitable for placing a piece to be bent;

the driving end of the driving piece is provided with a driving shaft, the driving shaft is provided with a male die corresponding to the female die, and the male die is suitable for being driven by the driving piece to comprise a bending state moving towards the female die and a withdrawing state far away from the female die.

In an embodiment, the positioning groove of the female die is arc-shaped.

In an embodiment, the axis direction of the female die is arranged perpendicular to the driving direction of the driving member.

In one embodiment, the drive shaft is removably connected to the punch.

In one embodiment, the bending end of the male die is arc-shaped.

In an embodiment, the bending machine further comprises a first adjusting member, wherein the first adjusting member is arranged on the fixing base, and the first adjusting member is suitable for adjusting the axial distance of the mounting rod.

In an embodiment, the bending machine further comprises a guide sleeve, and the guide sleeve is provided with a guide groove corresponding to the driving shaft.

In an embodiment, the bending machine further comprises a connecting seat, and the driving end of the driving piece is detachably connected with the driving shaft through the connecting seat.

In an embodiment, the device further comprises a second adjusting member, wherein the second adjusting member is arranged on the driving member, and the second adjusting member is suitable for adjusting the driving stroke of the driving member.

In one embodiment, the driving member is an oil cylinder.

The technical scheme provided by the embodiment of the utility model can comprise the following beneficial effects: the bending machine is characterized in that a piece to be bent is placed in the positioning groove, and the driving piece drives the male die to move towards the female die, so that the male die and the female die are matched to extrude the piece to be bent, and the piece to be bent is bent. The adjustment of different bending radiuses of the piece to be bent is realized by changing the male die specifications with different sizes. The bending machine has the advantages that the bending machining of the parts to be bent with different diameters and the bending machining of the parts to be bent with different bending angles are realized by changing different female dies and adjusting the size of the wheelbase between the female dies, the bending efficiency is improved, the bending accuracy can be met, the design is ingenious, the use is simple, and the economical and practical effects are achieved.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model as claimed.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the utility model and together with the description, serve to explain the principles of the utility model.

Fig. 1 is a schematic front view of a bending machine according to the present utility model;

fig. 2 is a schematic top view of the bending machine of the present utility model;

FIG. 3 is a schematic plan view of a piece to be bent before bending;

fig. 4 is a schematic top view of the bending machine of the present utility model;

fig. 5 is a schematic plan view of a finished bent piece according to the present utility model.

In the figure: 1. a work table; 2. a fixing seat; 3. a female die; 301. a first female die; 302. a second female die; 4. a first adjustment member; 5. a male die; 6. a drive shaft; 7. a guide sleeve; 8. a connecting seat; 9. a piston rod; 10. an oil cylinder; 11. a second adjusting member; 12. a first oil pipe; 13. a second oil pipe; 14. a hydraulic station; 15. a piece to be bent; 151. and (5) a finished product bending piece.

Detailed Description

Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the utility model, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numbers in the drawings of embodiments of the utility model correspond to the same or similar components; in the description of the present utility model, it should be understood that, if the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience in describing the present utility model and simplifying the description, rather than indicating or implying that the apparatus or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional relationships in the drawings are merely for exemplary illustration and should not be construed as limiting the present patent, and that the specific meaning of the terms described above may be understood by those of ordinary skill in the art according to specific circumstances.

In the description of the present utility model, unless explicitly stated and limited otherwise, the term "coupled" or the like should be interpreted broadly, as it may be fixedly coupled, detachably coupled, or integrally formed, as indicating the relationship of components; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between the two parts or interaction relationship between the two parts. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-5, the present utility model provides a bending machine comprising: table surface 1, fixing base 2, die 3 and driving piece, the fixed fixing base 2 that sets up on table surface 1 sets up a plurality of installation poles on the fixing base 2, for example, can set up two installation poles on the fixing base 2, the axis parallel arrangement of two installation poles. The axial distance between a plurality of mounting rods can be adjusted and arranged on the fixed seat 2. The axial spacing between the mounting bars is adjusted, for example, by a screw structure.

The female die 3 is arranged corresponding to the mounting rod, the female die 3 is columnar, the female die 3 is provided with a through hole along the axial direction of the female die, and the through hole is suitable for penetrating into the mounting rod. The female die 3 is detachably arranged on the mounting rod and moves or adjusts the position along with the mounting rod. The female die 3 is provided with a positioning groove, in particular, a positioning groove of a complete or partial shape is provided in the circumferential direction of the female die 3, which is adapted to receive the piece 15 to be bent. Specifically, as shown in fig. 1, the positioning groove of the female die 3 is in a circular arc shape, for example, the arc-shaped female die 3 is a semicircular arc groove or the like, which is not particularly limited herein. The piece 15 of waiting to bend can be stably fixed through convex constant head tank, guarantee the accuracy nature of bending, simultaneously, can follow the die 3 that changes corresponding according to waiting to bend the radius of piece 15.

The driving end of the driving piece is detachably provided with a driving shaft 6, the driving shaft 6 is provided with a male die 5, the male die 5 and the female die 3 are correspondingly arranged, and the male die 5 is suitable for being switched between a bending state moving towards the female die 3 and a withdrawing state far away from the female die 3 under the driving of the driving piece.

The bending machine limits the piece 15 to be bent in the positioning groove, and drives the male die 5 to extend towards the female die 3 through the driving piece, so that the male die 5 and the female die 3 squeeze the piece 15 to be bent, and bending of the piece 15 to be bent is completed. The bending position and the bending radius of the piece 15 to be bent are controlled by controlling the stroke of the male die 5, and when the bending radius of the piece 15 to be bent needs to be changed, the male die specifications with different sizes are replaced to realize the adjustment of different bending radiuses. And, through changing the size of the wheelbase between different die 3 and adjusting die 3, realize the processing of bending of waiting to bend 15 and waiting to bend 15 of different angle of different diameters. The positioning groove of the female die 3 can be matched with the shaft diameter of the piece 15 to be bent, so that the center line of the piece 15 to be bent is overlapped with the center of the male die 5, plane bending and center matching bending are realized, bending efficiency is improved, bending accuracy can be met, design is ingenious, use is simple, and economical and practical.

As shown in fig. 1, the axial direction of the female die 3 is set along the height direction of the bending machine, and the movement direction of the male die 5 is along the length direction of the bending machine, so that a worker can observe the bending angle of the piece 15 to be bent, and the accuracy of the bending angle of the piece 15 to be bent is ensured. Alternatively, the axial direction of the female die 3 is perpendicular to the telescopic direction of the driving shaft 6, so that the connecting shaft of the female die 3 can be stably supported and the rotation of the female die 3 can be stably maintained. Preferably, the female die 3 may be provided in a roller structure.

In particular, the drive shaft 6 is detachably connected to the punch 5, for example by means of a connection piece which enables the detachable connection of the drive shaft 6 to the punch 5. The male die 5 can be replaced according to the to-be-bent pieces 15 with different types, so that the bending accuracy is further ensured.

Specifically, as shown in fig. 2 and fig. 4, the bending end of the male die 5 is arc-shaped, that is, the end of the male die 5, which is close to the female die 3, is arc-shaped, and the bending part 15 to be bent is bent through the arc-shaped male die 5, so that the arc at the bending part 15 to be bent is excessive. As shown in fig. 3, the member to be bent 15 is in a state before bending, and as shown in fig. 5, the final bending member 151 is in a state after the member to be bent 15 is bent. Optionally, the male die 5 is configured to control a bending angle and a bending radius of the piece 15 to be bent, and the male die 5 is in a detachable structure, so as to realize a replaceable function, and the male dies 5 with different radius requirements can be adjusted under different bending angles of the piece 15 to be bent.

Specifically, as shown in fig. 1, the bending machine further comprises a first adjusting piece 4 and a guide sleeve 7, the first adjusting piece 4 is arranged on the fixing seat 2, the first adjusting piece 4 is suitable for adjusting the axial distance of the mounting rod, the axial distance of the mounting rod is adjusted by adjusting the first adjusting piece 4, namely, the axial distance of the female die 3 is adjusted, and bending of different bending angles of the piece 15 to be bent can be realized. The first adjusting member 4 may be of a screw structure, and adjusts the axial distance of the mounting rod by rotation.

Further, the female die 3 comprises a first female die 301 and a second female die 302, the first female die 301 and the second female die 302 are arranged at intervals, and the center distance between the first female die 301 and the second female die 302 can be adjusted to keep different bending angles. Further, the fixing base 2 is provided with an upper pressing plate and a lower pressing plate, the first female die 301 and the second female die 302 are respectively located between the upper pressing plate and the lower pressing plate, wherein the upper pressing plate and the lower pressing plate are used for limiting lateral dimension floating of the piece 15 to be bent, so that bending precision of the piece 15 to be bent and reliability of a plane of the piece 15 to be bent are further improved. Optionally, the positioning grooves of the first die 301 and the positioning grooves of the second die 302 are the same in size, so as to machine and bend the to-be-bent pieces 15 with the same diameter. Optionally, the positioning grooves of the first die 301 and the positioning grooves of the second die 302 are different in size, so as to machine and bend the piece 15 to be bent with the shaft diameter changing. The first die 301 and the second die 302 are selected appropriately according to the shaft diameter of the member 15 to be bent, so as to achieve a good bending effect.

The guide sleeve 7 is fixedly arranged on the workbench surface 1, the guide sleeve 7 is provided with a guide groove corresponding to the driving shaft 6, the driving shaft 6 penetrates through the guide groove, the driving shaft 6 moves along the direction of the guide groove, the driving shaft 6 is prevented from shifting in the moving process, and the bending accuracy is further guaranteed. Preferably, the guide sleeve 7 is locked with the table top 1 by a locking member to keep the positions of both fixed. Optionally, a plurality of connecting holes are formed in the workbench surface 1, and the guide sleeve 7 can be locked in different connecting holes to adjust different supporting positions of the driving shaft 6 and adapt to bending positions with different strength requirements and precision requirements.

Further, the bending machine further comprises a connecting seat 8, and the driving end of the driving piece is detachably connected with the driving shaft 6 through the connecting seat 8 so as to facilitate replacement of the driving shaft 6 or the driving piece. The connecting seat 8 can be configured as a coupling or a clamping piece in a surrounding manner, the connecting seat 8 can realize switching connection between driving ends with different specifications and sizes and the driving shaft 6, for example, when the specifications of the processed piece 15 to be bent are different, the driving shaft 6 is replaced, so that the arc-shaped male die 5 is replaced by the specifications of the piece 15 to be bent in a matching manner, and correspondingly, the female die 3 can also be replaced by the specifications of the matched male die 5 or the use consistency. Preferably, the connection seat 8 is provided as a sliding fit of a groove and a bump to improve the stability of the force transmission and the convenience of replacement. Preferably, the connection seat 8 is configured as a sliding fit structure of a dovetail groove and a trapezoid block. Wherein the length direction of the dovetail groove is perpendicular to the axial direction of the drive shaft 6.

Optionally, the bending machine further comprises a second adjusting member 11, the second adjusting member 11 is suitable for a driving member, the second adjusting member 11 is suitable for adjusting a driving stroke of the driving member, and the driving stroke of the driving member is adjusted by adjusting the second adjusting member 11, so that bending of the member to be bent 15 at different angles is realized.

Optionally, the driving part is an oil cylinder 10, and the structure is simple and the operation is reliable. The oil cylinder 10 is arranged on the workbench surface 1, the oil cylinder 10 is connected with the hydraulic station 14 through a first oil pipe 12 and a second oil pipe 13, the first oil pipe 12 and the second oil pipe 13 are respectively an oil inlet pipe and an oil outlet pipe, a piston rod 9 is arranged on the oil cylinder 10, and the piston rod 9 is connected with the driving shaft 6 through a connecting seat 8.

The working principle of the bending machine in the implementation is as follows: according to the piece 15 of waiting to bend, select suitable die 3, install the die 3 at the installation pole, the locating groove center height of die 3 is equal with the central line height of drive shaft 6 basically. The axial distance between the two female dies 3 is adjusted through the first adjusting piece 4, so that the axial distance is adapted to the bending size of the piece 15 to be bent currently, one female die 3 serves as a reference, the other female die 3 serves as an adjustable groove, and therefore the piece 15 to be bent at bending positions with different specifications and sizes can be accurately bent through the bending machine.

And the piece 15 to be bent is limited in the positioning groove, and the driving piece drives the male die 5 to move towards the female die 3, so that the male die 5 and the female die 3 squeeze the piece 15 to be bent, and the piece 15 to be bent is bent. It should be noted that the bending is not limited to the central bending, but may be an eccentric bending. The bending angle of the piece 15 to be bent is controlled by controlling the stroke of the male die 5, and the piece 15 to be bent can be bent at different bending angles by changing different female dies 3 and adjusting the axle distance between the female dies 3, so that the bending efficiency is improved and the bending accuracy is ensured.

Other embodiments of the utility model will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any variations, uses, or adaptations of the utility model following, in general, the principles of the utility model and including such departures from the present disclosure as come within known or customary practice within the art to which the utility model pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the utility model being indicated by the following claims.

It is to be understood that the utility model is not limited to the precise arrangements and instrumentalities shown in the drawings, which have been described above, and that various modifications and changes may be effected without departing from the scope thereof. The scope of the utility model is limited only by the appended claims.

Claims (10)

1. A bending machine, comprising:

a work table;

the fixing seat is fixedly arranged on the workbench surface, a plurality of mounting rods are arranged on the fixing seat, and the axial distance between the mounting rods can be adjusted;

the female die is arranged corresponding to the mounting rod, is provided with a through hole suitable for penetrating the mounting rod, and is provided with a positioning groove suitable for placing a piece to be bent;

the driving end of the driving piece is provided with a driving shaft, the driving shaft is provided with a male die corresponding to the female die, and the male die is suitable for being driven by the driving piece to comprise a bending state moving towards the female die and a withdrawing state far away from the female die.

2. Bending machine according to claim 1, characterized in that: the positioning groove of the female die is arc-shaped.

3. Bending machine according to claim 2, characterized in that: the axis direction of the female die is perpendicular to the driving direction of the driving piece.

4. A bending machine according to claim 3, wherein: the driving shaft is detachably connected with the male die.

5. The bending machine of claim 4, wherein: the bending end of the male die is arc-shaped.

6. The bending machine of claim 5, wherein: the bending machine further comprises a first adjusting piece, the first adjusting piece is arranged on the fixing seat, and the first adjusting piece is suitable for adjusting the axial distance of the mounting rod.

7. Bending machine according to claim 1, characterized in that: the bending machine further comprises a guide sleeve, and a guide groove is formed in the guide sleeve corresponding to the driving shaft.

8. Bending machine according to claim 1, characterized in that: the bending machine further comprises a connecting seat, and the driving end of the driving piece is detachably connected with the driving shaft through the connecting seat.

9. Bending machine according to any one of claims 1-8, characterized in that: the device further comprises a second adjusting piece, wherein the second adjusting piece is arranged on the driving piece and is suitable for adjusting the driving stroke of the driving piece.

10. Bending machine according to any one of claims 1-8, characterized in that: the driving piece is an oil cylinder.