CN108838253B

CN108838253B - Bending machine

Info

Publication number: CN108838253B
Application number: CN201810603440.4A
Authority: CN
Inventors: 李杨; 刘超; 冯东闯; 田凯; 张秀峰; 鲁鹏; 王鹏鹏; 张天翼; 马徐武
Original assignee: Gree Electric Appliances Inc of Zhuhai; Zhuhai Gree Intelligent Equipment Co Ltd
Current assignee: Gree Electric Appliances Inc of Zhuhai; Zhuhai Gree Intelligent Equipment Co Ltd
Priority date: 2018-06-12
Filing date: 2018-06-12
Publication date: 2024-03-08
Anticipated expiration: 2038-06-12
Also published as: CN108838253A

Abstract

The invention provides a bending machine, comprising: a first shaft roller; the second shaft roller is arranged at intervals with the first shaft roller; the support assembly is used for supporting a workpiece to be bent, and the first shaft roller and the second shaft roller are arranged above the support assembly; the positioning structure is connected with the supporting component and used for detecting whether the workpiece is conveyed to a preset position or not; at least part of the supporting component can be arranged in a turnover way, so that the workpiece is bent under the action of the supporting component and the first shaft roller or the action of the supporting component and the second shaft roller. The bending machine solves the problem that the bending machine in the prior art is complex in double bending.

Description

Bending machine

Technical Field

The invention relates to the field of bending machines, in particular to a bending machine.

Background

The bending machine in the prior art is a single-shaft roller, and is used for bending the evaporator or the condenser of the air conditioner into two bending sections if the evaporator or the condenser is required, after one section of the bending section is bent, the evaporator or the condenser is moved, then the bending section is moved to a determined position, and the second section of bending is performed, so that the whole process is time-consuming, and the bending precision is difficult to ensure.

Disclosure of Invention

The invention mainly aims to provide a bending machine, which solves the problem that the bending machine in the prior art is complex in double bending.

In order to achieve the above object, the present invention provides a bending machine comprising: a first shaft roller; the second shaft roller is arranged at intervals with the first shaft roller; the support assembly is used for supporting a workpiece to be bent, and the first shaft roller and the second shaft roller are arranged above the support assembly; the positioning structure is connected with the supporting component and used for detecting whether the workpiece is conveyed to a preset position or not; at least part of the supporting component can be arranged in a turnover way, so that the workpiece is bent under the action of the supporting component and the first shaft roller or the action of the supporting component and the second shaft roller.

Further, the positioning structure includes: the positioning structure comprises a positioning structure body, wherein a detection part is arranged on the positioning structure body and used for detecting whether a workpiece reaches a preset position or not; when the detection part is contacted with the side plate of the workpiece, the workpiece reaches a preset position.

Further, the detection portion is the electric conductor, and the sideboard is the electric conductor, and when detection portion and sideboard contacted, detection portion and sideboard electricity intercommunication, the work piece reached the position of predetermineeing, and detection portion feedback signal to control module, control module control bender start-up.

Further, the positioning structure body includes: the connecting part is connected with the supporting component, and the detecting part is connected with the connecting part, so that the detecting part is connected with the supporting component through the connecting part.

Further, a chute is arranged on the supporting component, and the position of the connecting part is adjustably arranged in the chute.

Further, the connection portion is made of an insulating material.

Further, the support assembly includes: the first support assembly is at least partially arranged below the first shaft roller to support the workpiece, and at least partially arranged movably in a direction approaching or separating from the first shaft roller so as to clamp or release a first part to be bent of the workpiece between the first support assembly and the first shaft roller; the first supporting component is rotatably arranged around the first rotating axis, so that when the first part to be bent of the workpiece is clamped between the first supporting component and the first shaft roller, the first part to be bent is bent under the action of the first supporting component.

Further, the first support assembly includes: the first shaft roller is arranged on the first support frame; the first supporting plate is movably arranged on the first supporting frame to clamp or release the first part to be bent between the first supporting plate and the first shaft roller; the first driving part is in driving connection with the first supporting plate so as to drive the first supporting plate to move on the first supporting frame in a direction approaching to or separating from the first shaft roller; the first support frame is rotatably arranged around the first rotation axis, so that the first part to be bent is bent under the action of the first support plate when the first part to be bent is clamped between the first support plate and the first shaft roller.

Further, the support assembly further comprises: the second supporting component is arranged at intervals with the first supporting component, at least part of the second supporting component is arranged below the second shaft roller to support the workpiece, and at least part of the second supporting component is movably arranged along the direction close to or far away from the second shaft roller to clamp or release a second part to be bent of the workpiece between the second supporting component and the second shaft roller; the second supporting component is rotatably arranged around the second rotating axis, so that when the second to-be-bent portion of the workpiece is clamped between the second supporting component and the second shaft roller, the second to-be-bent portion is bent under the action of the second supporting component.

Further, the second support assembly includes: the second roller is arranged on the second support frame; the second supporting plate is movably arranged on the second supporting frame so as to clamp or release a second part to be bent between the second supporting plate and the second shaft roller; the second driving part is in driving connection with the second supporting plate so as to drive the second supporting plate to move on the second supporting frame in a direction approaching or separating from the second roller; the second supporting frame is rotatably arranged around the second rotating axis, so that the second to-be-bent portion bends under the action of the second supporting plate when the second to-be-bent portion is clamped between the second supporting plate and the second shaft roller.

Further, when the first portion to be bent of the workpiece is clamped between the first support assembly and the first shaft roller, at least part of the second support assembly is supported on the workpiece, the first support assembly rotates around the first rotation axis to bend the first portion to be bent, and the workpiece moves relative to the second support assembly when the first support assembly rotates around the first rotation axis.

Further, the support assembly further comprises: and the third support assembly is arranged between the first support assembly and the second support assembly, and at least part of the third support assembly is movably arranged along the vertical direction so that the third support assembly has a support position for contacting with the workpiece or a separation position for separating from the workpiece.

Further, when the second portion to be bent of the workpiece is clamped between the second support assembly and the second roller, at least part of the third support assembly is supported on the workpiece, the second support assembly rotates around the second rotation axis to bend the second portion to be bent, and the workpiece moves relative to the third support assembly when the second support assembly rotates around the second rotation axis.

Further, a rack is arranged on the second support assembly, a gear is sleeved on the second roller, when the second support assembly rotates around the second rotation axis, the rack is meshed with the gear, and the rack rotates along the circumferential direction of the gear so that the second to-be-bent portion is bent.

Further, the bending machine further includes: clamp structure, clamp structure includes: the clamp body is provided with a first sliding part which is used for being connected with the bearing bush; the first shaft roller is provided with a clamp structure, the clamp body is arranged on the first shaft roller, the bearing bush is arranged on the outer surface of the first shaft roller through the clamp body, the bearing bush position is adjustably arranged on the first sliding part, and the bearing bush is adjustably arranged around the axis position of the first shaft roller through the first sliding part so as to enable the bearing bush to be in contact with a workpiece or enable the first shaft roller to be in contact with the workpiece; and/or the second shaft roller is provided with a clamp structure, the clamp body is arranged on the second shaft roller, the bearing bush is arranged on the outer surface of the second shaft roller through the clamp body, the bearing bush position is adjustably arranged on the first sliding part, and the bearing bush is adjustably arranged around the axis position of the second shaft roller through the first sliding part so as to enable the bearing bush to be in contact with a workpiece or enable the second shaft roller to be in contact with the workpiece.

According to the bending machine, the workpiece can be rapidly bent through the first shaft roller, the second shaft roller, the supporting component and the positioning structure. The second shaft roller and the first shaft roller are arranged at intervals, the supporting component is used for supporting a workpiece to be bent, the first shaft roller and the second shaft roller are arranged above the supporting component, the positioning structure is connected with the supporting component, and the positioning structure is used for detecting whether the workpiece is conveyed to a preset position or not. When the workpiece is specifically bent, the workpiece is placed at an accurate position through the positioning structure, and then at least part of the workpiece is turned over through the supporting component, so that the workpiece can be bent under the action of the supporting component and the first shaft roller and bent under the action of the supporting component and the second shaft roller. The bending machine can realize quick double bending of the workpiece through the first shaft roller, the second shaft roller, the supporting component and the positioning structure, and solves the problem that the bending machine in the prior art is complex in double bending.

Drawings

The accompanying drawings, which 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 serve to explain the invention. In the drawings:

fig. 1 shows a schematic structural view of an embodiment of a bending machine according to the present invention;

fig. 2 shows a schematic structural view of a first support assembly of a bending machine according to the invention;

fig. 3 shows a schematic structural view of a second support assembly of a bending machine according to the present invention;

fig. 4 shows a schematic partial structure of a bending machine according to the present invention;

fig. 5 shows a schematic partial construction of a second roller and a second support assembly of a bending machine according to the invention;

fig. 6 shows a schematic view of the cooperation of the positioning structure of the bending machine with the workpiece according to the invention;

fig. 7 shows a schematic view of the cooperation of the positioning structure and the support assembly of the bending machine according to the invention;

fig. 8 shows a schematic structural view of a positioning structure of a supporting mechanism according to the present invention;

fig. 9 shows a schematic view of the application structure of the clamp body of the bending machine according to the invention;

fig. 10 shows a schematic view of the connection structure of the collar structure and the bearing shell of the bending machine according to the present invention;

Fig. 11 shows a schematic view of the bushing structure of the bending machine according to the invention;

fig. 12 shows a schematic structural view of a clip structure of a bending machine according to the present invention.

Wherein the above figures include the following reference numerals:

20. a clamp body; 21. a first sliding portion; 211. a fastening hole; 22. a first clip portion; 23. a second clip portion; 24. penetrating holes; 25. a locking hole; 26. a stop groove; 30. bearing bush; 31. a second sliding part; 40. a first fastener;

50. a first shaft roller; 60. a second roller; 61. a gear; 70. a support assembly; 71. a first support assembly; 711. a first support plate; 712. a first driving section; 713. a first support frame; 72. a second support assembly; 721. a second support plate; 722. a second driving section; 723. a rack; 724. a second support frame; 73. a third support assembly; 74. a chute; 80. a workpiece; 81. a side plate;

90. a positioning structure body; 91. a detection unit; 911. a wiring hole; 92. a connection part; 921. and positioning holes.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The invention will be described in detail below with reference to the drawings in connection with embodiments.

It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the present application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

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 in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

The present invention provides a bending machine, please refer to fig. 1 to 12, the bending machine includes: a first shaft roller 50; a second shaft roller 60, the second shaft roller 60 being spaced apart from the first shaft roller 50; the support assembly 70, the support assembly 70 is used for supporting the workpiece 80 to be bent, and the first shaft roller 50 and the second shaft roller 60 are arranged above the support assembly 70; the positioning structure is connected with the supporting component 70 and is used for detecting whether the workpiece 80 is conveyed to a preset position or not; wherein at least a portion of the support assembly 70 is configured to be reversible such that the workpiece 80 is bent under the action of the support assembly 70 and the first roller 50 or the support assembly 70 and the second roller 60.

The bending machine can realize rapid bending of a workpiece through the first shaft roller 50, the second shaft roller 60, the supporting component 70 and the positioning structure. The second roller 60 is disposed at an interval with the first roller 50, the supporting assembly 70 is used for supporting the workpiece 80 to be bent, the first roller 50 and the second roller 60 are disposed above the supporting assembly 70, the positioning structure is connected with the supporting assembly 70, and the positioning structure is used for detecting whether the workpiece 80 is conveyed to a preset position. In the specific bending process, the workpiece 80 is placed to an accurate position through the positioning structure, and then at least part of the supporting assembly 70 is turned over, so that the workpiece can be bent under the action of the supporting assembly 70 and the first shaft roller 50, and can be bent under the action of the supporting assembly 70 and the second shaft roller 60. The bending machine can realize quick double bending of the workpiece through the first shaft roller 50, the second shaft roller 60, the supporting component 70 and the positioning structure, and solves the problem that the bending machine in the prior art is complex in double bending.

In this embodiment, the bending machine can achieve rapid bending of the workpiece through the first shaft roller 50, the second shaft roller 60, and the support assembly 70. The second roller 60 is disposed at a distance from the first roller 50, the supporting assembly 70 is used for supporting a workpiece to be bent, and the first roller 50 and the second roller 60 are disposed above the supporting assembly 70. In the specific bending process, the workpiece can be bent under the action of the support assembly 70 and the first shaft roller 50 and bent under the action of the support assembly 70 and the second shaft roller 60 by at least partially overturning the support assembly 70.

For a specific structure of the positioning structure, as shown in fig. 6 to 8, the positioning structure includes: the positioning structure body 90, the positioning structure body 90 is provided with a detection part 91, and the detection part 91 is used for detecting whether the workpiece 80 reaches a preset position; wherein the workpiece 80 reaches a preset position when the detecting portion 91 contacts the edge plate 81 of the workpiece 80.

In the present embodiment, accurate positioning of the workpiece 80 can be achieved by providing the positioning structure body 90 having the detection portion 91 on the support member 70. Wherein, the support assembly 70 is used for supporting the workpiece 80, and the detecting part 91 is used for detecting whether the workpiece 80 reaches the preset position of the support assembly 70. During the conveying process of the workpiece 80, when the detecting portion 91 contacts with the edge plate 81 of the workpiece 80, it can be shown that the workpiece 80 reaches the preset position, the conveying of the workpiece 80 is stopped, and the workpiece 80 can be bent later.

For the specific detection mode that the workpiece 80 reaches the preset position, the detection part 91 is an electric conductor, the side plate 81 is an electric conductor, when the detection part 91 contacts with the side plate 81, the detection part 91 is electrically communicated with the side plate 81, the workpiece 80 reaches the preset position, the detection part 91 feeds back a signal to the control module, and the control module controls the starting of the bending machine.

In the present embodiment, the detecting portion 91 is an electric conductor, and the side plate 81 is an electric conductor, and when the detecting portion 91 contacts the side plate 81, the detecting portion 91 is in electrical communication with the side plate 81, so that it can be determined that the workpiece 80 reaches the preset position.

In this embodiment, after the detecting portion 91 is electrically connected to the edge plate 81, the detecting portion 91 feeds back a signal to the control module, and the control module controls the conveying mechanism for conveying the workpiece 80 to stop driving the workpiece 80 to move.

In this embodiment, the control module controls the bending machine to start, i.e., the bending machine begins to bend the workpiece 80.

In this embodiment, after the detection portion 91 is electrically connected to the edge plate 81, the detection portion 91 feeds back a signal to the control module, the control module controls the conveying mechanism for conveying the workpiece 80 to stop driving the workpiece 80 to move, and the control module controls the bending machine to start to bend.

In this embodiment, when the workpiece 80 is manually fed onto the support assembly 70, after the detecting portion 91 is electrically connected to the edge plate 81, the feeding is manually stopped, and the control module controls the bending machine to start, so as to start bending.

To enable mounting of the positioning structure body 90 on the support assembly 70, as shown in fig. 7 and 8, the positioning structure body 90 includes: and a connection portion 92, the connection portion 92 being connected to the support assembly 70, the detection portion 91 being connected to the connection portion 92 such that the detection portion 91 is connected to the support assembly 70 through the connection portion 92.

In the present embodiment, the connection portion 92 is provided on the positioning structure body 90, wherein the connection portion 92 is connected to the support assembly 70, and the detection portion 91 is connected to the connection portion 92, so that the detection portion 91 can be connected to the support assembly 70 through the connection portion 92.

Preferably, the support assembly 70 is provided with a chute 74 and the connection 92 is adjustably positioned within the chute 74.

To prevent the connection 92 from being in electrical communication with the support assembly 70, the connection 92 is made of an insulating material.

In order to enable the detection portion 91 to be connected to the control module, a wiring hole 911 is provided in the detection portion 91, the wiring hole 911 being used to connect a conductive wire so that the detection portion 91 is connected to the control module through the conductive wire.

In the present embodiment, the detection portion 91 is provided with the wiring hole 911, wherein the wiring hole 911 is used for connecting the conductive wire, so that the detection portion 91 can be connected to the control module through the conductive wire. When the detecting portion 91 contacts with the side plate 81, the detecting portion 91 is electrically connected with the side plate 81, so that it can be determined that the workpiece 80 reaches the preset position, after the detecting portion 91 is electrically connected with the side plate 81, the detecting portion 91 feeds back a signal to the control module, and the control module controls the conveying mechanism for conveying the workpiece 80 to stop driving the workpiece 80 to move.

For the specific structure of the detection portion 91, the detection portion 91 is a conductive block, and the conductive block is a rectangular body.

In order to be able to adjust the transport position of the workpiece 80, the connection 92 is adjustably positioned on the support assembly 70, so that the connection 92 carries the detection 91 with it and is adjustably positioned on the support assembly 70.

In the present embodiment, the connection portion 92 is adjustably disposed on the support assembly 70, so that the connection portion 92 drives the detection portion 91 to be adjustably disposed on the support assembly 70.

In order to stably arrange the connection portion 92 on the support assembly 70, a positioning hole 921 is provided on the connection portion 92, and the positioning hole 921 is used for passing a second fastener, so that the second fastener is connected with the support assembly 70 after passing through the positioning hole 921.

In the present embodiment, the positioning hole 921 is formed in the connection portion 92, and the positioning hole 921 is used for the second fastening member to pass through, so that the second fastening member can be connected to the support assembly 70 after passing through the positioning hole 921.

For the specific structure of the positioning hole 921, the positioning hole 921 is a through hole, the positioning hole 921 includes a rectangular hole section and a semicircular hole section provided in the rectangular hole Duan Liangduan, and the second fastener is provided with a position adjustable along the extending direction of the positioning hole 921.

In the present embodiment, the positioning hole 921 is a through hole, the positioning hole 921 includes a rectangular hole section and a semicircular hole section provided in the rectangular hole Duan Liangduan, and the second fastener is positionally adjustably provided along the extending direction of the positioning hole 921, so that when the connecting portion 92 is positionally adjustably provided in the chute 74, the second fastener is positionally adjustably provided along the extending direction of the positioning hole 921 to secure the second fastener to lock the connecting portion 92.

Preferably, a step is provided in the positioning hole 921 for limiting contact with the second fastener.

Preferably, the positioning structure bodies 90 are plural, and the plural positioning structure bodies 90 are disposed on the support assembly 70 at intervals.

Preferably, the positioning structure body 90 is positionally adjustably disposed on the support assembly 70.

For the specific structure of the support assembly 70, as shown in fig. 1 and 2, the support assembly 70 includes: a first support assembly 71, at least part of the first support assembly 71 being disposed below the first shaft roller 50 to support the workpiece 80, at least part of the first support assembly 71 being movably disposed in a direction approaching or separating from the first shaft roller 50 to clamp or release a first portion to be bent of the workpiece 80 between the first support assembly 71 and the first shaft roller 50; the first supporting component 71 is rotatably disposed around the first rotation axis, so that when the first portion to be bent of the workpiece 80 is clamped between the first supporting component 71 and the first shaft roller 50, the first portion to be bent is bent under the action of the first supporting component 71.

In the present embodiment, by providing the first support member 71 on the support member 70, wherein at least part of the first support member 71 is provided below the first shaft roller 50 to support the workpiece 80, at least part of the first support member 71 is movably provided in a direction approaching or separating from the first shaft roller 50 to clamp or release the first portion to be bent of the workpiece 80 between the first support member 71 and the first shaft roller 50. In the specific bending process, the first portion to be bent of the workpiece 80 is clamped between the first support assembly 71 and the first shaft roller 50, and the first support assembly 71 rotates around the first rotation axis, so that the first portion to be bent can be bent under the action of the first support assembly 71.

For the specific structure of the first support assembly 71, the first support assembly 71 includes: a first support frame 713, the first shaft roller 50 being provided on the first support frame 713; a first support plate 711, the first support plate 711 being movably provided on the first support frame 713 to clamp or release a first portion to be bent between the first support plate 711 and the first shaft roller 50; a first driving part 712, the first driving part 712 being drivingly connected to the first supporting plate 711 to drive the first supporting plate 711 to move on the first supporting frame 713 in a direction approaching or separating from the first shaft roller 50; wherein, the first supporting frame 713 is rotatably disposed around the first rotation axis to bend the first portion to be bent under the action of the first supporting plate 711 when the first portion to be bent is clamped between the first supporting plate 711 and the first shaft roller 50.

In order to enable secondary bending of the workpiece 80, the support assembly 70 further includes: a second support member 72, the second support member 72 being spaced apart from the first support member 71, at least a portion of the second support member 72 being disposed below the second roller 60 to support the workpiece 80, at least a portion of the second support member 72 being movably disposed in a direction approaching or separating from the second roller 60 to clamp or release a second portion to be bent of the workpiece 80 between the second support member 72 and the second roller 60; the second supporting component 72 is rotatably disposed around the second rotation axis, so that when the second portion to be bent of the workpiece 80 is clamped between the second supporting component 72 and the second roller 60, the second portion to be bent is bent under the action of the second supporting component 72.

In the present embodiment, by providing the second support member 72 on the support member 70, wherein the second support member 72 is disposed at a distance from the first support member 71, at least part of the second support member 72 is disposed below the second roller 60 to support the workpiece 80, and at least part of the second support member 72 is movably disposed in a direction approaching or separating from the second roller 60 to clamp or release the second portion to be bent of the workpiece 80 between the second support member 72 and the second roller 60. In a specific bending process, the second portion to be bent of the workpiece 80 is clamped between the second support assembly 72 and the second roller 60, and the second support assembly 72 rotates around the second rotation axis, so that the second portion to be bent can be bent under the action of the second support assembly 72.

For the specific structure of the second support assembly 72, as shown in fig. 3, the second support assembly 72 includes: the second support 724, the second roller 60 is disposed on the second support 724; a second support plate 721 movably disposed on the second support frame 724 to clamp or release the second portion to be bent between the second support plate 721 and the second shaft roller 60; a second driving part 722, the second driving part 722 being drivingly connected to the second supporting plate 721 to drive the second supporting plate 721 to move on the second supporting frame 724 in a direction approaching or separating from the second shaft roller 60; the second supporting frame 724 is rotatably disposed around the second rotation axis, so that the second portion to be bent bends under the action of the second supporting plate 721 when the second portion to be bent is clamped between the second supporting plate 721 and the second shaft roller 60.

For the bending process of the first portion to be bent, when the first portion to be bent of the workpiece 80 is clamped between the first support member 71 and the first shaft roller 50, at least part of the second support member 72 is supported on the workpiece 80, the first support member 71 rotates about the first rotation axis to bend the first portion to be bent, wherein the workpiece 80 moves relative to the second support member 72 when the first support member 71 rotates about the first rotation axis.

In the present embodiment, when the first portion to be bent of the workpiece 80 is clamped between the first support member 71 and the first shaft roller 50, at least part of the second support member 72 is supported on the workpiece 80, so that the workpiece 80 can be stably supported, and at the time of the specific bending, the first support member 71 is rotated about the first rotation axis to bend the first portion to be bent. The workpiece 80 moves relative to the second support assembly 72 as the first support assembly 71 rotates about the first axis of rotation to prevent deformation of the workpiece 80.

In order to be able to support the workpiece 80, the support assembly 70 further comprises: and a third support member 73, the third support member 73 being disposed between the first support member 71 and the second support member 72, at least a portion of the third support member 73 being movably disposed in a vertical direction such that the third support member 73 has a support position contacting the workpiece 80 or a separation position separating from the workpiece 80.

For the bending process of the second portion to be bent, when the second portion to be bent of the workpiece 80 is clamped between the second support member 72 and the second roller 60, at least part of the third support member 73 is supported on the workpiece 80, and the second support member 72 rotates about the second rotation axis to bend the second portion to be bent, wherein the workpiece 80 moves relative to the third support member 73 when the second support member 72 rotates about the second rotation axis.

In the present embodiment, when the second portion to be bent of the workpiece 80 is clamped between the second support member 72 and the second roller 60, at least part of the third support member 73 is supported on the workpiece 80, so that the workpiece 80 can be stably supported. During the bending process, the second support assembly 72 rotates around the second rotation axis to bend the second portion to be bent. As the second support assembly 72 rotates about the second axis of rotation, the workpiece 80 moves relative to the third support assembly 73, thereby preventing deformation of the workpiece 80.

In order to ensure the reliability of bending, the second support assembly 72 is provided with a rack 723, the second roller 60 is sleeved with a gear 61, and when the second support assembly 72 rotates around the second rotation axis, the rack 723 is meshed with the gear 61, and the rack 723 rotates along the circumferential direction of the gear 61, so that the second portion to be bent is bent.

In the present embodiment, by providing the rack 723 on the second support assembly 72, the gear 61 is sleeved on the second roller 60, and when the second support assembly 72 rotates around the second rotation axis, the rack 723 is meshed with the gear 61, and the rack 723 rotates in the circumferential direction of the gear 61, so that the second portion to be bent is bent.

In order to be able to bend the workpiece 80 to different degrees, as shown in fig. 9 to 12, the bending machine further comprises: clamp structure, clamp structure includes: the clamp body 20, the clamp body 20 is provided with a first sliding part 21, and the first sliding part 21 is used for being connected with the bearing bush 30; the first shaft roller 50 is provided with a clamp structure, the clamp body 20 is arranged on the first shaft roller 50, the bearing bush 30 is arranged on the outer surface of the first shaft roller 50 through the clamp body 20, the bearing bush 30 is arranged on the first sliding part 21 in an adjustable position, and the bearing bush 30 is arranged around the axis position of the first shaft roller 50 through the first sliding part 21 in an adjustable position so that the bearing bush 30 is contacted with the workpiece 80 or the first shaft roller 50 is contacted with the workpiece 80; and/or, the second shaft roller 60 is provided with a clamp structure, the clamp body 20 is arranged on the second shaft roller 60, the bearing bush 30 is arranged on the outer surface of the second shaft roller 60 through the clamp body 20, the bearing bush 30 is arranged on the first sliding part 21 in a position adjustable manner, and the bearing bush 30 is arranged around the axial line position of the second shaft roller 60 through the first sliding part 21 in an adjustable manner, so that the bearing bush 30 is contacted with the workpiece 80, or the second shaft roller 60 is contacted with the workpiece 80.

In the present embodiment, the bearing bush 30 can be adjustably disposed about the axial position of the first shaft roller 50 or the second shaft roller 60 by the first sliding portion 21 provided on the clip body 20. The first sliding portion 21 is used for being connected with the bearing bush 30, so that the bearing bush 30 is arranged on the outer surface of the first shaft roller 50 or the second shaft roller 60 through the clamp body 20, and the first sliding portion 21 is arranged around the first shaft roller 50 or the second shaft roller 60. In specific use, the position of the bearing bush 30 is adjusted according to the requirement of the workpiece 80 to be bent on the bending radius, when the bending radius of the bearing bush 30 is required, the bearing bush 30 is contacted with the workpiece 80, and when the radius of the first shaft roller 50 or the second shaft roller 60 is required, the position of the bearing bush 30 is adjusted, and the first shaft roller 50 or the second shaft roller 60 is contacted with the workpiece 80.

In order to enable the bearing shell 30 to be adjustably positioned on the first sliding portion 21, as shown in fig. 9 and 10, a second sliding portion 31 is provided on the bearing shell 30, the first sliding portion 21 is engaged with the second sliding portion 31, and the second sliding portion 31 is movably provided on the first sliding portion 21 so that the bearing shell 30 moves along the first sliding portion 21 under the action of the second sliding portion 31.

In the present embodiment, by providing the second sliding portion 31 on the bearing bush 30, wherein the first sliding portion 21 is engaged with the second sliding portion 31, the bearing bush 30 can be moved along the first sliding portion 21 by the second sliding portion 31 by movably providing the second sliding portion 31 on the first sliding portion 21.

For the specific structure of the first sliding part 21 and the second sliding part 31, the first sliding part 21 is a sliding rail, and the second sliding part 31 is a sliding groove; alternatively, the first sliding portion 21 is a sliding groove, and the second sliding portion 31 is a sliding rail.

In this embodiment, alternatively, the first sliding portion 21 is a sliding rail, and the second sliding portion 31 is a sliding slot.

Alternatively, the first sliding portion 21 is a sliding groove, and the second sliding portion 31 is a sliding rail.

Preferably, the first sliding portion 21 and the second sliding portion 31 are stepped, and the first sliding portion 21 and the second sliding portion 31 overlap.

In this embodiment, the first sliding portion 21 and the second sliding portion 31 are both in a step shape, and the first sliding portion 21 and the second sliding portion 31 overlap, that is, the first sliding portion 21 includes a first step surface and a second step surface, the second sliding portion 31 includes a third step surface and a fourth step surface, the first step surface and the third step surface are attached to each other, and the second step surface is attached to the fourth step surface.

For the specific structure of the clamp body 20, the clamp body 20 is in a ring shape adapted to the first shaft roller 50 or the second shaft roller 60, the first sliding portion 21 extends along the circumferential direction of the clamp body 20, and the bearing bush 30 is movably disposed along the extending direction of the first sliding portion 21, so that the bearing bush 30 is movably disposed along the circumferential direction of the first shaft roller 50 or the second shaft roller 60.

In the present embodiment, the collar body 20 is in a ring shape adapted to the first shaft roller 50 or the second shaft roller 60, wherein the first sliding portion 21 extends in the circumferential direction of the collar body 20, and the bush 30 can be movably disposed in the circumferential direction of the first shaft roller 50 or the second shaft roller 60 by movably disposing the bush 30 in the extending direction of the first sliding portion 21. Wherein the shoe 30 is movably arranged in the circumferential direction of the first shaft roller 50 or the second shaft roller 60, i.e. the shoe 30 is movably arranged around the axial position of the first shaft roller 50 or the second shaft roller 60.

Preferably, a first sliding portion 21 is provided on a part of the band segment of the band body 20, and the first sliding portion 21 is provided on the inner side of the band body 20, so that a part of the pad segment of the pad 30 is sandwiched between the band body 20 and the first shaft roller 50 or the second shaft roller 60.

For easy installation, as shown in fig. 12, the clip body 20 includes: a first clip portion 22; the second clamping part 23, the second clamping part 23 is detachably connected with the first clamping part 22, and a penetrating hole 24 for the first shaft roller 50 or the second shaft roller 60 to penetrate is arranged between the second clamping part 23 and the first clamping part 22; wherein the first sliding part 21 is arranged on the first clamping part 22 and/or the second clamping part 23.

In the present embodiment, the clip body 20 includes the first clip portion 22 and the second clip portion 23, wherein the second clip portion 23 is detachably connected with the first clip portion 22, so that the first clip portion 22 and the second clip portion 23 can be easily replaced, and the mounting of the clip body 20 is also facilitated.

In the present embodiment, the penetrating hole 24 for the first shaft roller 50 or the second shaft roller 60 to pass through is provided between the second clip portion 23 and the first clip portion 22, so that the first shaft roller 50 or the second shaft roller 60 can be penetrated into the penetrating hole 24.

In the present embodiment, the first sliding portion 21 is provided on the first clip portion 22 and/or the second clip portion 23.

In this embodiment, the second clip portion 23 is snapped, glued or connected by a fastener with the first clip portion 22.

Preferably, the first clip portion 22 is a semicircular ring, and the first sliding section of the first sliding portion 21 is provided on the first clip portion 22, the first sliding section extending in the circumferential direction of the first clip portion 22, and a first working space for accommodating the bearing bush 30 is formed between the first clip portion 22 and the first shaft roller 50 or the second shaft roller 60.

Accordingly, the second clip portion 23 is a semicircular ring, and the second sliding section of the first sliding portion 21 is disposed on the second clip portion 23, the second sliding section extends along the circumferential direction of the second clip portion 23, and a second working space for accommodating the bearing bush 30 is formed between the second clip portion 23 and the first shaft roller 50 or the second shaft roller 60.

In order to ensure the relative position of the bearing bush 30 and the first shaft roller 50 or the second shaft roller 60, the first sliding portion 21 is provided with a fastening hole 211 through which the first fastening member 40 passes, and one end of the first fastening member 40 passes through the fastening hole 211 and abuts against the bearing bush 30.

In the present embodiment, the fastening hole 211 is provided on the first sliding portion 21, and one end of the first fastener 40 is inserted through the fastening hole 211 and abuts against the bearing bush 30, so that the relative position between the bearing bush 30 and the first shaft roller 50 or the second shaft roller 60 can be ensured to be fixed.

Preferably, the fastening holes 211 are plural, and the plural fastening holes 211 are provided at intervals along the extending direction of the first sliding portion 21.

Preferably, the clamp body 20 is provided with a locking hole 25, and the locking hole 25 is used for a locking member to pass through and contact with the first shaft roller 50 or the second shaft roller 60. Wherein, locking hole 25 is a plurality of, and a plurality of locking holes 25 are arranged along the circumference direction interval of clamp body 20.

Preferably, the clip body 20 is provided with a stopping groove 26, and a locking member sequentially passes through the stopping groove 26 and the locking hole 25 to be in contact with the first shaft roller 50 or the second shaft roller 60, and a locking head of the locking member is disposed in the stopping groove 26.

In this embodiment, the workpiece 80 is an evaporator or condenser of an air conditioner.

From the above description, it can be seen that the above embodiments of the present invention achieve the following technical effects:

It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be capable of being practiced otherwise than as specifically illustrated and described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative 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 in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A bending machine, comprising:

a first shaft roller (50);

a second roller (60), wherein the second roller (60) is arranged at intervals with the first roller (50);

the support assembly (70) is used for supporting a workpiece (80) to be bent, and the first shaft roller (50) and the second shaft roller (60) are arranged above the support assembly (70);

a positioning structure connected to the support assembly (70) for detecting whether the workpiece (80) is delivered to a preset position;

wherein at least part of the support assembly (70) is arranged in a reversible manner, so that the workpiece (80) is bent under the action of the support assembly (70) and the first shaft roller (50) or the action of the support assembly (70) and the second shaft roller (60);

the positioning structure comprises a positioning structure body (90), wherein a detection part (91) is arranged on the positioning structure body (90), and the detection part (91) is used for detecting whether the workpiece (80) reaches the preset position; when the detection part (91) is in contact with the edge plate (81) of the workpiece (80), the workpiece (80) reaches the preset position.

2. Bending machine according to claim 1, characterized in that the detection part (91) is an electrical conductor, the sideboard (81) is an electrical conductor, when the detection part (91) is in contact with the sideboard (81), the detection part (91) is in electrical communication with the sideboard (81), the workpiece (80) reaches the preset position, the detection part (91) feeds back a signal to a control module, which controls the bending machine to start.

3. Bending machine according to claim 1, wherein the positioning structure body (90) comprises:

and the connecting part (92), the connecting part (92) is connected with the supporting component (70), and the detecting part (91) is connected with the connecting part (92) so that the detecting part (91) is connected with the supporting component (70) through the connecting part (92).

4. A bending machine according to claim 3, wherein the support assembly (70) is provided with a chute (74), the connection portion (92) being positioned adjustably within the chute (74).

5. A bending machine according to claim 3, wherein the connection portion (92) is made of an insulating material.

6. Bending machine according to claim 1, characterized in that said support assembly (70) comprises:

-a first support assembly (71), at least part of the first support assembly (71) being arranged below the first roller (50) to support the workpiece (80), at least part of the first support assembly (71) being movably arranged in a direction towards or away from the first roller (50) to clamp or release a first part to be bent of the workpiece (80) between the first support assembly (71) and the first roller (50);

the first supporting component (71) is rotatably arranged around a first rotation axis, so that when a first part to be bent of the workpiece (80) is clamped between the first supporting component (71) and the first shaft roller (50), the first part to be bent is bent under the action of the first supporting component (71).

7. Bending machine according to claim 6, wherein said first support assembly (71) comprises:

a first support frame (713), the first shaft roller (50) being disposed on the first support frame (713);

a first support plate (711), the first support plate (711) being movably provided on the first support frame (713) to clamp or release the first portion to be bent between the first support plate (711) and the first shaft roller (50);

A first driving part (712), wherein the first driving part (712) is in driving connection with the first supporting plate (711) to drive the first supporting plate (711) to move on the first supporting frame (713) along a direction approaching or separating from the first shaft roller (50);

wherein the first supporting frame (713) is rotatably arranged around the first rotation axis, so that when the first part to be bent is clamped between the first supporting plate (711) and the first shaft roller (50), the first part to be bent is bent under the action of the first supporting plate (711).

8. The bending machine according to claim 6, wherein the support assembly (70) further comprises:

a second support member (72), the second support member (72) being disposed at a distance from the first support member (71), at least part of the second support member (72) being disposed below the second roller (60) to support the workpiece (80), at least part of the second support member (72) being movably disposed in a direction approaching or separating from the second roller (60) to clamp or release a second portion to be bent of the workpiece (80) between the second support member (72) and the second roller (60);

The second supporting component (72) is rotatably arranged around a second rotation axis, so that when a second to-be-bent portion of the workpiece (80) is clamped between the second supporting component (72) and the second shaft roller (60), the second to-be-bent portion is bent under the action of the second supporting component (72).

9. The bending machine according to claim 8, wherein the second support assembly (72) comprises:

a second support frame (724), the second roller (60) being disposed on the second support frame (724);

a second support plate (721), the second support plate (721) being movably disposed on the second support frame (724) to clamp or release the second portion to be bent between the second support plate (721) and the second shaft roller (60);

a second driving part (722), wherein the second driving part (722) is in driving connection with the second supporting plate (721) to drive the second supporting plate (721) to move on the second supporting frame (724) along the direction approaching or separating from the second shaft roller (60);

the second supporting frame (724) is rotatably arranged around the second rotation axis, so that when the second to-be-bent part is clamped between the second supporting plate (721) and the second shaft roller (60), the second to-be-bent part is bent under the action of the second supporting plate (721).

10. Bending machine according to claim 8, wherein at least part of the second support assembly (72) is supported on the workpiece (80) when a first part to be bent of the workpiece (80) is clamped between the first support assembly (71) and the first roller (50), the first support assembly (71) being rotated about the first rotation axis to bend the first part to be bent, wherein the workpiece (80) is moved relative to the second support assembly (72) when the first support assembly (71) is rotated about the first rotation axis.

11. The bending machine according to claim 8, wherein the support assembly (70) further comprises:

-a third support assembly (73), said third support assembly (73) being arranged between said first support assembly (71) and said second support assembly (72), at least part of said third support assembly (73) being arranged movably in a vertical direction, such that said third support assembly (73) has a supporting position in contact with said workpiece (80) or a separating position separated from said workpiece (80).

12. Bending machine according to claim 11, wherein at least part of the third support assembly (73) is supported on the workpiece (80) when the second portion to be bent of the workpiece (80) is clamped between the second support assembly (72) and the second roller (60), the second support assembly (72) being rotated about the second rotation axis to bend the second portion to be bent, wherein the workpiece (80) is moved relative to the third support assembly (73) when the second support assembly (72) is rotated about the second rotation axis.

13. Bending machine according to claim 8, characterized in that the second support assembly (72) is provided with a rack (723), the second roller (60) is sleeved with a gear (61), when the second support assembly (72) rotates around the second rotation axis, the rack (723) is meshed with the gear (61), and the rack (723) rotates in the circumferential direction of the gear (61) so as to bend the second portion to be bent.

14. The bending machine of claim 1, wherein the bending machine further comprises:

clamp structure, clamp structure includes: the clamp comprises a clamp body (20), wherein a first sliding part (21) is arranged on the clamp body (20), and the first sliding part (21) is used for being connected with a bearing bush (30);

the clamp structure is arranged on the first shaft roller (50), the clamp body (20) is arranged on the first shaft roller (50), the bearing bush (30) is arranged on the outer surface of the first shaft roller (50) through the clamp body (20), the bearing bush (30) is arranged on the first sliding part (21) in an adjustable position, and the bearing bush (30) is arranged around the axis position of the first shaft roller (50) through the first sliding part (21) in an adjustable mode so that the bearing bush (30) is contacted with the workpiece (80) or the first shaft roller (50) is contacted with the workpiece (80);

And/or be provided with on the second roller (60) the clamp structure, clamp body (20) set up on the second roller (60), axle bush (30) are in through clamp body (20) set up the surface of second roller (60), axle bush (30) position adjustable setting is in on first slider (21), axle bush (30) are through first slider (21) are around the axis position adjustable setting of second roller (60), so that axle bush (30) with work piece (80) contact, or second roller (60) with work piece (80) contact.