CN220161005U

CN220161005U - Pipe bending machine with drawing mechanism

Info

Publication number: CN220161005U
Application number: CN202321399607.2U
Authority: CN
Inventors: 毛永业
Original assignee: Hengjieli Nantong Equipment Manufacturing Co ltd
Current assignee: Hengjieli Nantong Equipment Manufacturing Co ltd
Priority date: 2023-06-02
Filing date: 2023-06-02
Publication date: 2023-12-12
Anticipated expiration: 2033-06-02

Abstract

The utility model discloses a pipe bending machine with a drawing mechanism, which comprises a base, a motor, a swivel mount, a swivel plate and a fixed plate, wherein the motor is fixedly arranged in the lower surface of the base, arc-shaped grooves are formed in the upper end side surface of the base, the side surface of the swivel mount, which is attached to a clamping seat, and the side surface of the clamping seat, which is attached to the swivel mount, respectively, a workpiece is placed between the clamping seat and the swivel mount, a pressing pad is fixedly arranged in the arc-shaped groove of the side surface of the clamping seat and the swivel mount, and a forming groove is formed in the outer surface of one side of the swivel mount. This bending machine with drawing mechanism, swivel mount and clamp seat clamp the work piece through compressing tightly the pad after through interior supporting shoe and work piece one end block, cooperation anticreep hydraulic stem and couple carry out the mode of drawing to interior supporting shoe for the work piece can not take place the displacement and can not take place to warp with the one end that interior supporting shoe is connected in the bending process, thereby reduced the end surplus that the work piece needs to reserve, reduced the production of waste material.

Description

Pipe bending machine with drawing mechanism

Technical Field

The utility model relates to the technical field of pipe processing, in particular to a pipe bender with a drawing mechanism.

Background

The deformation degree of the numerical control hydraulic pipe bender depends on the relative bending radius R/D and the relative thickness t/D, the deformation degree within an allowable range must be controlled in order to ensure the forming quality, the pipe bending limitation depends on mechanical properties and a bending processing method, and the required parts can be considered, wherein in order to ensure the accurate distance between two ends of a workpiece formed by bending and a bending center in the pipe bending process, a certain length is usually reserved during laser cutting before the pipe bending, so as to prevent the distance between the two ends of the pipe and the bending center of the pipe caused by sliding of friction force in the bending process in the pipe bending process from being displaced, thereby leading the lengths of the two ends of the pipe to be scrapped without meeting the processing standard, the reserved length is required to be cut after the bending is finished, and some pipe bending devices limit the pipe in a mode of fixing or supporting one end of the pipe before the pipe is bent so as to reduce the displacement in the pipe bending process, but the fixed end of the pipe is deformed to a certain extent, and the deformed part is required to be cut in the subsequent processing process, so that the waste of the pipe raw materials is caused.

Disclosure of Invention

The utility model aims to provide a pipe bender with a drawing mechanism, which solves the problem of raw material waste caused by larger pipe end reservation in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a bending machine with drawing mechanism, includes base, motor, swivel mount, swivel plate and fixed plate, the inside fixed mounting of lower surface of base has the motor, the upper surface fixedly connected with swivel mount of output shaft upper end of motor, the side fixed surface of swivel mount is provided with the swivel plate, and the one end of swivel plate with fixedly connected with fixed plate between the upper end of swivel mount, the upper surface fixed mounting of swivel plate has the anticreep hydraulic stem, and the one end of anticreep hydraulic stem towards the swivel mount installs the couple, the surface connection of couple has interior supporting shoe, the upper surface fixed mounting of swivel plate has the clamp hydraulic stem, and the one end fixedly connected with clamp seat of clamp hydraulic stem, the upper surface fixed mounting of base has spacing hydraulic stem, and the one end fixedly connected with release seat of release hydraulic stem, the side surface of swivel mount and clamp seat and the side surface of laminating of swivel mount all sets up the recess of laminating, clamp seat and the side of laminating have the recess of clamp seat, the surface of clamp seat is provided with the arc-shaped pad, the surface of clamp seat is provided with the arc-shaped.

Preferably, the hook is connected with the inner supporting block in a clamping way, and the hook is rotationally connected with one end of the anti-falling hydraulic rod.

By adopting the technical scheme, the hook can be matched with the inner supporting block in a clamping way to prevent the workpiece from moving by the anti-falling hydraulic rod.

Preferably, one end of the inner support block is positioned inside one end of the workpiece, and the inner support block is in close fit sliding connection with the workpiece.

By adopting the technical scheme, the workpiece can be clamped under the support of the inner supporting block without deformation.

Preferably, the clamping seat and the swivel seat are attached to the outer surface of the workpiece through the pressing pad, and the inner side surface of one end of the workpiece attached to the pressing pad is attached to the outer surface of the inner supporting block.

By adopting the technical scheme, the contact position of the pressing pad and the workpiece can be supported by the inner supporting block without deformation.

Preferably, the limiting seat is in sliding connection with the pushing-out seat, and an arc-shaped groove is formed in one side, facing the base, of the limiting seat.

By adopting the technical scheme, the limiting seat can limit one end of the workpiece through the arc-shaped groove on the inner side surface of the base to prevent rotation.

Preferably, the forming groove is arranged concentrically with the rotating shaft of the rotary seat, and the forming groove is of an arc-shaped design recessed towards the inside of the rotary seat.

By adopting the technical scheme, the forming groove can reduce the possibility of fracture of the bending part of the workpiece in a mode of contacting with the part of the workpiece.

Compared with the prior art, the utility model has the beneficial effects that: the pipe bending machine with the drawing mechanism comprises:

1. the workpiece is clamped by the rotary seat and the clamping seat through the compression pad after the inner support block is clamped with one end of the workpiece, and the inner support block is pulled by the anti-drop hydraulic rod and the hook, so that the workpiece cannot displace in the bending process and the end connected with the inner support block cannot deform, the allowance of the end part of the workpiece which needs to be reserved is reduced, and the generation of waste is reduced;

2. the arc-shaped forming groove is contacted with the part of the workpiece to be bent when the arc-shaped forming groove rotates along with the rotary seat, so that the possibility of breakage of the surface of the workpiece due to bending is reduced, meanwhile, the abrasion of the surface of the workpiece in the bending process is reduced by pushing out the limiting seat to move along with the workpiece in the bending process, and the surface smoothness of the workpiece is improved.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional structure of the present utility model;

FIG. 2 is a perspective view of the whole working state of the present utility model;

FIG. 3 is a schematic view of the overall cross-sectional perspective structure of the present utility model;

FIG. 4 is a schematic view of a connecting cross-section of a swivel base and a forming groove according to the present utility model;

fig. 5 is an enlarged schematic view of the structure of fig. 3 a according to the present utility model.

In the figure: 1. a base; 2. a motor; 3. rotating base; 4. a rotating plate; 5. a fixing plate; 6. an anti-falling hydraulic rod; 7. a hook; 8. an inner support block; 9. clamping a hydraulic rod; 10. a clamping seat; 11. a workpiece; 12. a compression pad; 13. limiting the hydraulic rod; 14. pushing out the seat; 15. pushing the hydraulic rod; 16. a limit seat; 17. and forming a groove.

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. 1-5, the present utility model provides a technical solution: the utility model provides a bending machine with drawing mechanism, including base 1, motor 2, the swivel mount 3, swivel plate 4, fixed plate 5, anticreep hydraulic stem 6, couple 7, interior supporting shoe 8, press from both sides tight hydraulic stem 9, press from both sides tight seat 10, work piece 11, compress tightly pad 12, spacing hydraulic stem 13, release seat 14, release hydraulic stem 15, spacing seat 16 and shaping groove 17, the inside fixed mounting of lower surface of base 1 has motor 2, the output shaft upper end of motor 2 runs through the upper surface fixedly connected with swivel mount 3 of base 1, the side fixed surface of swivel mount 3 is provided with swivel plate 4, and the one end of swivel plate 4 with fixedly connected with fixed plate 5 between the upper end of swivel plate 3, the upper surface fixed mounting of swivel plate 4 has anticreep hydraulic stem 6, and the one end towards swivel plate 3 installs couple 7, the surface connection of couple 7 has interior supporting shoe 8, couple 7 and interior supporting shoe 8 block joint connection, and couple 7 and the one end rotation of anticreep hydraulic stem 6 are connected, the one end of interior supporting shoe 8 is located the one end inside of work piece 11, and interior supporting shoe 8 and work piece 11 is the cooperation when installing the swivel plate 11 and the work piece 3 and clamp the swivel plate 7 with the swivel mount 3, then the inner supporting shoe 8 is with the swivel plate 8 joint between the swivel plate 7 and the inner supporting shoe 8 through the fixed connection of clamp joint 7.

The upper surface of the rotating plate 4 is fixedly provided with a clamping hydraulic rod 9, one end of the clamping hydraulic rod 9 is fixedly connected with a clamping seat 10, the upper surface of the base 1 is fixedly provided with a limiting hydraulic rod 13, one end of the limiting hydraulic rod 13 is fixedly connected with a push-out seat 14, the inside of the push-out seat 14 is fixedly provided with a push-out hydraulic rod 15, one end of the push-out hydraulic rod 15 is fixedly connected with a limiting seat 16, the upper end side surface of the base 1, the side surface of the swivel base 3, which is jointed with the clamping seat 10, and the side surface of the clamping seat 10, which is jointed with the swivel base 3, are provided with arc-shaped grooves, a workpiece 11 is placed between the clamping seat 10 and the swivel base 3, the inner side of the arc-shaped groove of the side surface of the clamping seat 10 and the swivel base 3 is fixedly provided with a pressing pad 12, one side surface of the swivel base 3 is provided with a forming groove 17, the clamping seat 10 and the swivel base 3 are jointed with the outer surface of the workpiece 11 through the pressing pad 12, the inner side surface of one end of the workpiece 11, which is attached to the compression pad 12, is attached to the outer surface of the inner support block 8, the limit seat 16 is in sliding connection with the push-out seat 14, an arc-shaped groove is formed on one side of the limit seat 16, which faces the base 1, the forming groove 17 is concentric with the rotating shaft of the swivel base 3, the forming groove 17 is of an arc-shaped design which is sunken towards the inside of the swivel base 3, during pipe bending, the clamping hydraulic rod 9 and the limit hydraulic rod 13 are started, the clamping hydraulic rod 9 drives the clamping seat 10 to slide, through the compression pad 12, one end of the workpiece 11, which is clamped with the inner support block 8, is compressed on the compression pad 12 on one side of the swivel base 3, the limit hydraulic rod 13 drives the push-out seat 14, the push-out hydraulic rod 15 and the limit seat 16 to slide, the limit seat 16 limits the workpiece 11 through the arc-shaped groove on the upper side surface of the base 1, one end of the workpiece 11 is placed to rotate along with the rotation of the other end, at the moment, the motor 2 is started, the motor 2 drives the swivel mount 3 to rotate, the swivel mount 3 drives the swivel plate 4 through the fixed plate 5 and stably rotates, the shaping groove 17 of in-process swivel mount 3 side surface buckles to the work piece 11 through the medial surface in order to prevent work piece 11 from breaking, and the anti-drop hydraulic stem 6 starts to carry out spacing drawing to the work piece 11 and prevents work piece 11 slip, and release hydraulic stem 15 drives spacing seat 16 to release seat 14 outside slip along with the gliding one end synchronous motion of work piece 11, in order to reduce the sliding friction of work piece 11 surface and release seat 14 arc recess, reduce the mar on release seat 14 surface, after the end of buckling, press from both sides tight hydraulic stem 9 and spacing hydraulic stem 13 start to retract, drive the shaping groove 17 of the inward supporting shoe 8 of couple 7 one end distance through taking work piece 11 away from swivel mount 3 side surface with anti-drop hydraulic stem 6, then take down work piece 11 from interior supporting shoe 8.

Working principle: when using this bending machine with drawing mechanism, through the rotation of pressing from both sides tight seat 10 with work piece 11 press fit swivel mount 3 and release seat 14 and base 1 to the spacing of work piece 11 other end for work piece 11 can be buckled and can not be slided by anticreep hydraulic stem 6 through interior supporting shoe 8 spacing in-process of buckling, has increased holistic practicality.

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 bending machine with drawing mechanism, includes base (1), motor (2), swivel mount (3), swivel plate (4) and fixed plate (5), its characterized in that: the utility model discloses a hydraulic pressure control device for a mobile phone, including base (1), motor (2) are installed to the internal fixed mounting of lower surface of base (1), the last fixed surface of base (1) is run through to the output shaft upper end of motor (2) is connected with swivel mount (3), the side fixed surface of swivel mount (3) is provided with swivel plate (4), and swivel plate (4) one end with fixedly connected with fixed plate (5) between the upper end of swivel mount (3), the last fixed surface of swivel plate (4) installs anticreep hydraulic stem (6), and anticreep hydraulic stem (6) installs couple (7) towards the one end of swivel mount (3), the surface connection of couple (7) has interior supporting shoe (8), the last fixed surface of swivel plate (4) has clamp hydraulic stem (9), and clamp hydraulic stem (9) are connected with clamp seat (10), the last fixed surface of base (1) is installed spacing hydraulic stem (13), and is fixedly connected with release seat (14) in the one end of spacing hydraulic stem (13), the inside fixed mounting of release seat (14) has push rod (15), and release hydraulic stem (16) are connected with the fixed surface of base (1) Arc-shaped grooves are formed in the side surfaces of the swivel base (3) and the clamping seat (10) and the side surfaces of the clamping seat (10) and the swivel base (3), workpieces (11) are placed between the clamping seat (10) and the swivel base (3), compression pads (12) are fixedly arranged on the inner sides of the arc-shaped grooves of the side surfaces of the clamping seat (10) and the swivel base (3), and forming grooves (17) are formed in the outer surface of one side of the swivel base (3).

2. A tube bending machine with a drawing mechanism as defined in claim 1, wherein: the hook (7) is connected with the inner supporting block (8) in a clamping way, and the hook (7) is connected with one end of the anti-falling hydraulic rod (6) in a rotating way.

3. A tube bending machine with a drawing mechanism as defined in claim 1, wherein: one end of the inner support block (8) is positioned inside one end of the workpiece (11), and the inner support block (8) is in close-fit sliding connection with the workpiece (11).

4. A tube bending machine with a drawing mechanism as defined in claim 1, wherein: the clamping seat (10) and the swivel mount (3) are attached to the outer surface of the workpiece (11) through the pressing pad (12), and the inner side surface of one end of the workpiece (11) attached to the pressing pad (12) is attached to the outer surface of the inner supporting block (8).

5. A tube bending machine with a drawing mechanism as defined in claim 1, wherein: the limiting seat (16) is in sliding connection with the pushing-out seat (14), and an arc-shaped groove is formed in one side, facing the base (1), of the limiting seat (16).

6. A tube bending machine with a drawing mechanism as defined in claim 1, wherein: the forming groove (17) is arranged concentrically with the rotating shaft of the rotary seat (3), and the forming groove (17) is of an arc-shaped design recessed towards the inside of the rotary seat (3).