CN219465112U - Follow-up supporting device and laser pipe cutting machine with same - Google Patents

Abstract

The application is applicable to the technical field of cutting devices, and provides a follow-up supporting device and a laser cutting machine with the same. The follow-up supporting device is used for a laser cutting machine capable of cutting the pipe, and the laser cutting machine comprises a base; the follow-up supporting device comprises: a first carrying part arranged on the base; a horizontal support roller rotatably provided on the first mounting portion; the V-shaped supporting part is positioned at one side of the horizontal supporting roller, which is far away from the first carrying part, and is pivoted on the first carrying part; the V-shaped supporting part is provided with a supporting position which rotates in a first direction to jointly support the pipe with the horizontal supporting roller and an avoiding position which rotates in a second direction to avoid the pipe. The follow-up supporting device can provide stable support for pipes with different pipe diameters, so that the cutting quality and the cutting precision of the pipes are guaranteed.

Description

Follow-up supporting device and laser pipe cutting machine with same

Technical Field

The application belongs to the technical field of cutting devices, and more particularly relates to a follow-up supporting device and a laser cutting machine with the same.

Background

In the pipe machining process, the laser pipe cutting machine can finish machining various types of pipes at high speed, and the machining effect is better than that of the traditional process.

When the long pipe is cut by the laser pipe cutting machine, the follow-up supporting device is usually arranged below the middle position of the pipe to support the pipe so that the pipe is kept in a required state as far as possible, and the cutting quality of the pipe is ensured.

The follow-up supporting device in the prior art comprises a horizontal roller which is horizontally arranged, and when a long pipe is cut, the horizontal roller is positioned below the pipe and is abutted against the outer surface of the pipe, so that the pipe to be cut is supported. However, because the contact area between the pipe with smaller pipe diameter and the horizontal roller is smaller, under the condition, the pipe with smaller pipe diameter can shake on the horizontal roller easily, so that the horizontal roller cannot have a good supporting effect on the pipe with smaller pipe diameter, and the cutting quality is further affected.

Disclosure of Invention

An aim of the embodiment of the application is to provide a follow-up supporting device and a laser cutting machine with the same, and aims to solve the technical problem that the follow-up supporting device cannot achieve a good supporting effect on a pipe with a smaller diameter in the prior art.

To achieve the above object, according to one aspect of the present application, there is provided a follow-up supporting device for a laser cutter including a base, the laser cutter being for cutting a pipe, the follow-up supporting device comprising: a first carrying part arranged on the base; the horizontal supporting roller is rotatably arranged on the first carrying part and can support the pipe; the V-shaped supporting part is arranged on one side of the horizontal supporting roller, which is far away from the first carrying part, and pivoted on the first carrying part, and is provided with a supporting position which rotates in a first direction to support the pipe together with the horizontal supporting roller and a avoiding position which rotates in a second direction to avoid the pipe; the first direction and the second direction are opposite.

Optionally, the V-shaped supporting portion includes a V-shaped supporting frame, and the V-shaped supporting frame is pivotally connected to the first carrying portion; the follow-up supporting device further comprises a first driving assembly and a second carrying part, wherein the second carrying part is arranged between the first carrying part and the base, the first carrying part is arranged on the second carrying part, and the second carrying part is arranged on the base; the first driving assembly comprises a first driving piece and a transmission structure, the first driving piece is pivoted on the surface, far away from the base, of the second carrying part, the transmission structure is arranged between the first driving piece and the V-shaped supporting frame, the output end of the first driving piece is in driving connection with the input end of the transmission structure, and the output end of the transmission structure is fixedly connected with the V-shaped supporting frame so as to drive the V-shaped supporting part to switch between a supporting position and an avoiding position.

Optionally, the transmission structure includes: the first end of the first connecting rod is pivoted on the first carrying part; the first end of the first connecting rod is hinged with the second end of the first connecting rod, the output end of the first driving piece is hinged with the second end of the first connecting rod and is hinged with the first end of the second connecting rod, a hinge shaft between the first end of the second connecting rod and the second end of the first connecting rod is coaxial with a hinge shaft between the output end of the first driving piece and the first end of the second connecting rod, and the second connecting rod is formed as an input end of a transmission structure; the first end of the third connecting rod is hinged with the second end of the second connecting rod, and the second end of the third connecting rod is pivoted with the first carrying part; the transmission body is positioned above the third connecting rod, is fixedly connected with the third connecting rod and is fixedly connected with the V-shaped supporting frame, and the transmission body is formed into an output end of the transmission structure; when the length direction of the first connecting rod is collinear with the length direction of the second connecting rod, the V-shaped supporting part is positioned at the supporting position.

Optionally, the V-shaped support frame includes a support frame body, where the support frame body is pivoted on the first carrying portion and fixedly connected to an output end of the transmission structure; the support frame body comprises a supporting body, a first carrying body and a second carrying body, wherein the first carrying body and the second carrying body are arranged on the supporting body and are oppositely arranged by taking the central line of the supporting body as the center; the V-shaped supporting part further comprises two supporting roller bodies, one supporting roller body of the two supporting roller bodies is rotatably arranged on the first carrier, and the other supporting roller body is rotatably arranged on the second carrier.

Optionally, the V-shaped support further includes a pivot body, the pivot body is located between the support body and the first mounting portion, a first end of the pivot body is fixedly connected with the support body, and a second end of the pivot body is pivoted with the first mounting portion.

Optionally, the second carrying part is slidably arranged on the base along the vertical direction; the follow-up supporting device further comprises a second driving assembly, the second driving assembly comprises a second driving piece and a rack, the rack is fixedly connected to the surface, far away from the first carrying part, of the second carrying part along the vertical direction, the second driving piece is fixedly connected to the base, and the output end of the second driving piece is meshed with the rack to drive the second carrying part to lift along the vertical direction.

Optionally, the second carrying part comprises a carrying body and a guide rail, and the guide rail is arranged on the surface of the carrying body far from the first carrying part along the vertical direction; the follow-up supporting device further comprises a limiting piece, the limiting piece is arranged on the surface, close to the second carrying part, of the base in the vertical direction, an accommodating groove is formed in the surface, close to the guide rail, of the limiting piece, and the extending direction of the accommodating groove is parallel to the vertical direction; the guide rail is partially positioned in the accommodating groove and is matched with the groove wall of the accommodating groove, and the guide rail can slide in the accommodating groove along the extending direction of the accommodating groove.

Optionally, two guide rails are arranged, the two guide rails are parallel to each other, and are arranged on the surface of the second carrying part far away from the first carrying part at intervals; the limiting pieces are arranged in two, the two limiting pieces are parallel to each other and are arranged on the surface of the base close to the second carrying part at intervals, the surfaces of the limiting pieces close to the second carrying part are respectively provided with a containing groove, and the two containing grooves are arranged in one-to-one correspondence with the two guide rails.

Optionally, the second mounting part further includes: the first limiting plate is horizontally arranged at the upper end of the carrying body, and the upper surface of the limiting piece can be contacted with the lower surface of the first limiting plate so as to prevent the limiting piece from continuously moving upwards; the second limiting plate is horizontally arranged at the lower end of the carrying body, and the lower surface of the limiting piece can be contacted with the upper surface of the second limiting plate so as to prevent the limiting piece from continuously moving downwards.

According to another aspect of the present application, a laser pipe cutting machine is provided, the laser pipe cutting machine includes a base and the following supporting device, and the first carrying portion is disposed on the base.

The beneficial effect that this application provided follow-up strutting arrangement lies in: compared with the prior art, when needing to cut the pipe with smaller pipe diameter, firstly place the pipe to be cut on the horizontal supporting roller, then drive V type supporting part along first direction rotation on first carrying part, until V type supporting part can support the pipe simultaneously with the horizontal supporting roller, stop driving V type supporting part and rotate on first carrying part, V type supporting part is in the supporting position this moment, the horizontal supporting roller provides the supporting role to the pipe to be cut, V type supporting part not only provides the supporting role to the pipe to be cut, but also can provide the limiting effect to the pipe to be cut simultaneously, in order to reduce the pipe to be cut and take place the skew on follow-up strutting arrangement, and then influence the possibility of cutting quality. When needing to cut the pipe with larger pipe diameter, firstly place the pipe to be cut on the horizontal supporting roller, then drive the V type supporting part to rotate along the second direction on the first carrying part until the pipe to be cut can not be carried on the V type supporting part any more, stop driving the V type supporting part to rotate on the first carrying part, the V type supporting part is at the avoiding position at this moment, and the horizontal supporting roller provides supporting function for the pipe to be cut, thereby guaranteeing the cutting quality and the cutting precision of the laser cutting machine. The V-shaped supporting part is pivoted on the first carrying part, so that the follow-up supporting device can provide supporting effect for pipes with different pipe diameters on the premise of ensuring the cutting quality of the pipe to be cut.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required for the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a follow-up supporting device according to an embodiment of the present application;

fig. 2 is a schematic structural diagram of the first mounting portion, the horizontal support roller, the V-shaped support portion, and the first driving assembly provided in the embodiment of the present application in a first view angle after assembly;

fig. 3 is a schematic structural diagram of the first mounting portion, the horizontal support roller, the V-shaped support portion, and the first driving assembly provided in the embodiment of the present application in a second view angle after being assembled;

fig. 4 is a schematic structural diagram of the first mounting portion, the horizontal support roller, the V-shaped support portion, and the first driving assembly provided in the embodiment of the present application in a third view angle after being assembled;

fig. 5 is a schematic structural diagram of the second mounting portion, the second driving assembly, and the base after assembly according to the embodiment of the present application.

Reference numerals related to the above figures are as follows:

100. a first mounting unit; 200. a horizontal support roller; 300. a V-shaped support part; 310. a V-shaped supporting frame; 311. a support frame body; 3111. a carrier; 3112. a first carrier; 3113. a second carrier; 312. a pivoting body; 320. supporting the roller body; 400. a first drive assembly; 410. a first driving member; 420. a transmission structure; 421. a first link; 422. a second link; 423. a third link; 424. a transmission body; 500. a second mounting part; 510. a carrying body; 520. a guide rail; 530. a first limiting plate; 540. a second limiting plate; 600. a second drive assembly; 610. a second driving member; 620. a rack; 700. a limiting piece; 800. and (5) a base.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved by the present application more clear, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.

It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element. Embodiments and features of embodiments in this application may be combined with each other without conflict. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present application and simplify description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

As described in the background art, at present, in the pipe processing process, the laser pipe cutting machine can finish processing various types of pipes at high speed, and the processing effect is better than that of the traditional process. When the long pipe is cut by the laser pipe cutting machine, the follow-up supporting device is usually arranged below the middle position of the pipe to support the pipe so that the pipe is kept in a required state as far as possible, and the cutting quality of the pipe is ensured. The follow-up supporting device in the prior art comprises a horizontal roller which is horizontally arranged, and when a long pipe is cut, the horizontal roller is positioned below the pipe and is abutted against the outer surface of the pipe, so that the pipe to be cut is supported. However, because the contact area between the pipe with smaller pipe diameter and the horizontal roller is smaller, under the condition, the pipe with smaller pipe diameter can shake on the horizontal roller easily, so that the horizontal roller cannot have a good supporting effect on the pipe with smaller pipe diameter, and the cutting quality is further affected.

Referring to fig. 1 to 4, in order to solve the above-described problems, according to an aspect of the present application, an embodiment of the present application provides a follow-up supporting device for a laser cutter including a base 800 for cutting a pipe; the follow-up supporting device comprises a first carrying part 100, a horizontal supporting roller 200 and a V-shaped supporting part 300, wherein the first carrying part 100 is arranged on a base 800, the horizontal supporting roller 200 is rotatably arranged on the first carrying part 100 and can support a pipe, and the V-shaped supporting part 300 is arranged on one side of the horizontal supporting roller 200 away from the first carrying part 100 and is pivoted on the first carrying part 100. The V-shaped supporting part 300 has a supporting position rotated in a first direction to support the pipe together with the horizontal supporting roller 200, and an avoidance position rotated in a second direction to avoid the pipe, the first direction being opposite to the second direction.

In the embodiment of the present application, the first mount 100 is disposed on the base 800 in the vertical direction; the horizontal support roller 200 is horizontally arranged, and the height direction of the horizontal support roller 200 is parallel to the vertical direction; the V-shaped supporting part 300 is V-shaped, and the V-shaped supporting part 300 is vertically disposed in a state that the V-shaped supporting part 300 is at the supporting position; the first direction is clockwise and the second direction is counterclockwise.

In a specific application, when a pipe with a smaller pipe diameter is required to be cut, firstly, the pipe to be cut is placed on the horizontal supporting roller 200, then the V-shaped supporting portion 300 is driven to rotate on the first carrying portion 100 along the first direction until the V-shaped supporting portion 300 can simultaneously support the pipe with the horizontal supporting roller 200, the V-shaped supporting portion 300 is stopped from rotating on the first carrying portion 100, at the moment, the V-shaped supporting portion 300 is positioned at a supporting position, the horizontal supporting roller 200 provides a supporting effect on the pipe to be cut, the V-shaped supporting portion 300 is vertically arranged, the V-shaped supporting portion 300 not only provides a supporting effect on the pipe to be cut, but also provides a limiting effect on the pipe to be cut, so that the possibility that the pipe to be cut deviates on the follow-up supporting device is reduced, and further the cutting quality is affected. When a pipe with a larger pipe diameter is required to be cut, firstly, the pipe to be cut is placed on the horizontal supporting roller 200, then the V-shaped supporting portion 300 is driven to rotate on the first carrying portion 100 along the second direction until the pipe to be cut is not carried on the V-shaped supporting portion 300 any more, at this time, the V-shaped supporting portion 300 is in a state of being inclined or horizontal and the like and capable of avoiding the pipe, the V-shaped supporting portion 300 is stopped from being driven to rotate on the first carrying portion 100, at this time, the V-shaped supporting portion 300 is in an avoiding position, and the horizontal supporting roller 200 provides a supporting effect on the pipe to be cut, so that cutting quality and cutting precision of a laser cutting machine are guaranteed. The design of the V-shaped supporting portion 300 pivoted to the first carrying portion 100 enables the follow-up supporting device to provide supporting effects for pipes of different pipe diameters on the premise of guaranteeing the cutting quality of the pipe to be cut.

Referring to fig. 2 to 4, the V-shaped supporting portion 300 in the present embodiment includes a V-shaped supporting frame 310, and the V-shaped supporting frame 310 is pivotally connected to the first mounting portion 100; the following support device further includes a first driving unit 400 and a second mounting portion 500, the second mounting portion 500 is provided between the first mounting portion 100 and the base 800, the first mounting portion 100 is mounted on the second mounting portion 500, and the second mounting portion 500 is mounted on the base 800. The first driving assembly 400 includes a first driving member 410 and a transmission structure 420, the first driving member 410 is pivotally connected to a surface of the second carrying portion 500 away from the base 800, the transmission structure 420 is disposed between the first driving member 410 and the V-shaped supporting frame 310, an output end of the first driving member 410 is in driving connection with an input end of the transmission structure 420, and an output end of the transmission structure 420 is fixedly connected with the V-shaped supporting frame 310 to drive the V-shaped supporting portion 300 to switch between a supporting position and an avoiding position.

In the embodiment of the present application, the V-shaped support 310 is V-shaped; the second mounting portion 500 is vertically disposed, and the first mounting portion 100 is fixedly connected to a surface of the second mounting portion 500 away from the base 800 by a bolt, however, in other embodiments, the first mounting portion 100 may be fixedly connected to a surface of the second mounting portion 500 away from the base 800 by welding. The first driving member 410 is a driving cylinder, the cylinder body of the driving cylinder is pivoted on the surface of the second mounting portion 500 far away from the base 800, a piston rod in the driving cylinder is formed as an output end of the first driving member 410, and one end of the piston rod far away from the cylinder body is in driving connection with an input end of the transmission structure 420.

In a specific application, when a pipe with a smaller pipe diameter needs to be cut, a piston rod in the first driving piece 410 drives the transmission structure 420 to move along a third direction, the transmission structure 420 drives the V-shaped supporting frame 310 to rotate on the first carrying part 100 along the first direction until the V-shaped supporting part 300 is vertically arranged, at this time, the V-shaped supporting part 300 is positioned at a supporting position, and then the pipe to be cut is respectively carried on the horizontal supporting roller 200 and the V-shaped supporting frame 310. When a pipe with a larger pipe diameter needs to be cut, the piston rod in the first driving member 410 drives the transmission structure 420 to move along the fourth direction, the direction of the fourth direction is opposite to the direction of the third direction, the transmission structure 420 drives the V-shaped supporting frame 310 to rotate on the first carrying part 100 along the second direction until the V-shaped supporting frame 310 is in a state of being inclined or horizontal and the like, and can avoid the pipe, at this time, the V-shaped supporting part 300 is in an avoiding position, and then the pipe to be cut is carried on the horizontal supporting roller 200. The first driving assembly 400 is provided to enable the V-shaped supporting part 300 to be rapidly and conveniently switched between the supporting position and the avoiding position, thereby shortening the switching time and improving the switching efficiency.

Referring to fig. 2 to 4, the transmission structure 420 in the present embodiment includes a first link 421, a second link 422, a third link 423, and a transmission body 424, wherein a first end of the first link 421 is pivotally connected to the first mounting portion 100, the second link 422 is located at a side of the first link 421 away from the first mounting portion 100, the first end of the second link 422 is hinged to a second end of the first link 421, an output end of the first driving member 410 is hinged to the second end of the first link 421, and is hinged to a first end of the second link 422, a hinge shaft between the first end of the second link 422 and the second end of the first link 421 is coaxial with a hinge shaft between the output end of the first driving member 410 and the first end of the second link 422, and the second link 422 is formed as an input end of the transmission structure 420; the third link 423 is located above the first end of the second link 422, the first end of the third link 423 is hinged to the second end of the second link 422, and the second end of the third link 423 is pivoted to the first mounting portion 100; the transmission body 424 is located above the third link 423, the transmission body 424 is fixedly connected with the third link 423 and fixedly connected with the V-shaped support frame 310, and the transmission body 424 is formed as an output end of the transmission structure 420. When the longitudinal direction of the first link 421 is collinear with the longitudinal direction of the second link 422, the V-shaped support 300 is in the support position.

In the present embodiment, the driving body 424 is a driving block. In a specific application, when the V-shaped supporting portion 300 needs to be switched from the avoiding position to the supporting position, the first driving member 410 is started, the output end of the first driving member 410 drives the second connecting rod 422 to rotate on the first connecting rod 421 and the third connecting rod 423 along a third direction, in this embodiment, the third direction is a direction from bottom to top and gradually to be inclined away from the second carrying portion 500, after the transmission of the third connecting rod 423 and the transmission body 424, the V-shaped supporting frame 310 will rotate on the first carrying portion 100 along the first direction until the V-shaped supporting frame 310 is vertically arranged, at this time, when the V-shaped supporting portion 300 is in the supporting position, the length direction of the first connecting rod 421 and the length direction of the second connecting rod 422 will be collinear, in this case, the whole transmission structure 420 will remain in a static state under the action of no external force, so that the V-shaped supporting frame 310 can better support and limit the pipe with smaller pipe diameters. When the V-shaped supporting portion 300 needs to be switched from the supporting position to the avoiding position, the first driving member 410 is started, the output end of the first driving member 410 drives the second connecting rod 422 to rotate on the first connecting rod 421 and the third connecting rod 423 along the fourth direction, in this embodiment, the fourth direction is from top to bottom and gradually approaches to the direction obliquely arranged on the second carrying portion 500, after the transmission of the third connecting rod 423 and the transmission body 424, the V-shaped supporting frame 310 will rotate on the first carrying portion 100 along the second direction until the V-shaped supporting frame 310 is in a state of being inclined or horizontal and the like and capable of avoiding the pipe, and at this time, the V-shaped supporting portion 300 is in the avoiding position.

Referring to fig. 2 to 4, the V-shaped support frame 310 in the present embodiment further includes a support frame body 311, where the support frame body 311 is pivotally connected to the first carrying portion 100 and fixedly connected to an output end of the transmission structure 420; the support body 311 includes a carrier 3111, a first carrier 3112 and a second carrier 3113, wherein the first carrier 3112 and the second carrier 3113 are disposed on the carrier 3111 and are disposed opposite to each other with a center line of the carrier 3111 as a center. The V-shaped support 300 further includes two support roller bodies 320, one support roller body 320 of the two support roller bodies 320 is rotatably mounted on the first carrier 3112, and the other support roller body 320 is rotatably mounted on the second carrier 3113.

In the embodiment of the present application, the transmission body 424 is disposed between the support frame body 311 and the second carrying portion 500, and is fixedly connected with the support frame body 311. The support body 311 is V-shaped, the carrier 3111 is a square block, and the first carrier 3112 and the second carrier 3113 are integrally formed on the carrier body. The axis of one support roller 320 of the two support rollers 320 is parallel to the length direction of the first carrier 3112, the axis of the other support roller 320 is parallel to the length direction of the second carrier 3113, and both support rollers 320 are made of rubber material, although in other embodiments, both support rollers 320 may be made of other materials. The two support roller bodies 320 avoid the problem that the outer surface of the pipe to be cut is directly contacted with the support frame body 311, ensure the integrity of the outer surface of the pipe to be cut, and simultaneously reduce the intensity of noise generated after the pipe to be cut is contacted with the two support roller bodies 320.

Referring to fig. 2 to 4, the V-shaped support frame 310 in this embodiment further includes a pivot body 312, the pivot body 312 is located between the support frame body 311 and the first carrying portion 100, a first end of the pivot body 312 is fixedly connected to the support frame body 311, and a second end of the pivot body 312 is pivoted to the first carrying portion 100. The pivot body 312 is provided to pivot the support frame body 311 on the first carrying portion 100, so as to better support and limit the pipe with smaller pipe diameter.

Referring to fig. 1 and 5, as an alternative in the embodiment of the present application, the second mount 500 is slidably provided on the base 800 in the vertical direction; the following supporting device further includes a second driving assembly 600, where the second driving assembly 600 includes a second driving member 610 and a rack 620, the rack 620 is fixedly connected to a surface of the second carrying portion 500, which is far away from the first carrying portion 100, in a vertical direction, the second driving member 610 is fixedly connected to the base 800, and an output end of the second driving member 610 is meshed with the rack 620, so as to drive the second carrying portion 500 to lift in the vertical direction.

In this alternative, the second driving member 610 is a driving motor, and an output end of the driving motor is connected to an output gear in a driving manner, where the output gear is meshed with the rack 620; the second mounting part 500 is provided with a mounting groove on a surface thereof remote from the first mounting part 100, and the rack 620 is mounted on a groove wall of the mounting groove in a vertical direction, so that the size of the entire follow-up supporting device is reduced.

In a specific application, when the special pipe is cut, the special pipe needs to rotate along with the cutting track, at this time, the second driving piece 610 is started, and the output end of the second driving piece 610 is meshed with the rack 620, so that the second carrying part 500, the first carrying part 100, the horizontal supporting roller 200 and the V-shaped supporting part 300 are driven to lift along the vertical direction, so that the pipe to be cut can be in a supported and limited state in real time, the possibility of influencing the cutting quality due to the factors of irregular pipe, deformation or insufficient rigidity of the pipe is reduced, and the cutting precision of the laser cutting machine is ensured.

In addition, in this alternative, the output end of the second driving member 610 is drivingly connected with a speed reducer, the input end of the speed reducer is drivingly connected with the output end of the driving motor, the specific connection manner belongs to common knowledge of those skilled in the art, and is not described in detail herein, the output end of the speed reducer is fixedly connected with an output gear, and the output gear is meshed with the rack 620, however, in other embodiments, the output gear may also be directly and fixedly connected with the output end of the driving motor.

Referring to fig. 5, in the present alternative, the second mounting part 500 includes a mounting body 510 and a rail 520, and the rail 520 is provided on a surface of the mounting body 510 remote from the first mounting part 100 in a vertical direction; the follow-up supporting device further comprises a limiting piece 700, wherein the limiting piece 700 is arranged on the surface of the base 800, which is close to the second carrying part 500, and an accommodating groove is formed in the surface of the limiting piece 700, which is close to the guide rail 520, and the extending direction of the accommodating groove is parallel to the vertical direction; the guide rail 520 is partially located in the receiving groove and is adapted to the groove wall of the receiving groove, and the guide rail 520 is capable of sliding in the receiving groove along the extending direction of the receiving groove.

In this alternative, the limiting member 700 is a limiting block, and the limiting block is fixedly connected to the surface of the base 800 near the second mounting portion 500 by using a bolt, however, in other embodiments, the limiting member 700 may be fixedly connected to the surface of the base 800 near the second mounting portion 500 by using a welding method. The guide rail 520 is fixedly connected to the surface of the mounting body 510 remote from the first mounting portion 100 by a bolt, however, in other embodiments, the guide rail 520 may be fixedly connected to the mounting body 510 by a welded connection. The surface of the guide rail 520 far away from the carrying body 510 is a first side surface, two side surfaces, which are arranged adjacent to the first side surface, of the guide rail 520 are a second side surface and a third side surface respectively, the second side surface is opposite to the third side surface, the second side surface and the third side surface are both provided with matching grooves, and the two matching grooves are oppositely arranged by taking the central line of the guide rail 520 as the center; the mating groove comprises a first groove body and a second groove body, wherein the groove bottom of the first groove body is the groove bottom of the mating groove, the cross section of the first groove body is approximately trapezoidal, the groove width of the first groove body is gradually increased along the direction from approaching to keeping away from the groove bottom of the mating groove, the second groove body is positioned on one side of the first groove body, which is away from the guide rail 520, the cross section of the second groove body is approximately trapezoidal, and the groove width of the second groove body is gradually increased along the direction from approaching to keeping away from the first groove body. The engagement groove is provided to enable the rail 520 to slide more smoothly and firmly on the stopper 700.

Referring to fig. 5, in the present alternative, two guide rails 520 are provided, and the two guide rails 520 are parallel to each other and are disposed at a distance from the surface of the second mounting portion 500 away from the first mounting portion 100; the two limiting members 700 are disposed in parallel, the two limiting members 700 are disposed on the surface of the base 800, which is close to the second carrying portion 500, at intervals, each limiting member 700 is provided with a receiving groove on the surface, which is close to the second carrying portion 500, the two receiving grooves are disposed in one-to-one correspondence with the two guide rails 520, one guide rail 520 of the two guide rails 520 is disposed in one of the two receiving grooves and can slide in the receiving groove along the extending direction of the receiving groove, and the other guide rail 520 is disposed in the other receiving groove and can slide in the other receiving groove along the extending direction of the other receiving groove. The two guide rails 520 are provided so that the guide rails 520 can more smoothly and stably slide on the stopper 700. In addition, two opposite matching grooves are provided on each guide rail 520, so that the guide rail 520 can slide on the limiting member 700 more smoothly and stably.

Referring to fig. 5, in the present alternative, the second carrying portion 500 further includes a first limiting plate 530, where the first limiting plate 530 is horizontally disposed at an upper end of the carrying body 510, and an upper surface of the limiting member 700 can contact a lower surface of the first limiting plate 530 to block the limiting member 700 from moving upward. The second mounting portion 500 further includes a second limiting plate 540, where the second limiting plate 540 is horizontally disposed at the lower end of the mounting body 510, and the lower surface of the limiting member 700 can contact with the upper surface of the second limiting plate 540 to block the limiting member 700 from continuously moving downward. Specifically, the first limiting plate 530 is fixedly connected to the upper end of the mounting body 510 by a screw, and the second limiting plate 540 is fixedly connected to the lower end of the mounting body 510 by a screw. The first and second limiting plates 530 and 540 avoid the problem of detachment of the mounting body 510 from the stopper 700, and the second mounting portion 500 can be kept connected to the base 800 at any time.

Referring to fig. 1 and 5, according to another aspect of the present application, an embodiment of the present application further provides a laser pipe cutting machine, where the laser pipe cutting machine includes a base 800 and the above-mentioned follow-up supporting device, and the first carrying portion 100 is disposed on the base 800. The laser cutting machine further comprises a laser cutting component, wherein the laser cutting component belongs to common knowledge of a person skilled in the art, and the specific structure is not described in detail herein.

When a pipe with a smaller pipe diameter is required to be cut, the V-shaped supporting part 300 is driven to rotate on the first carrying part 100 along the first direction until the V-shaped supporting part 300 is vertically arranged, the V-shaped supporting part 300 is stopped to rotate on the first carrying part 100, at the moment, the V-shaped supporting part 300 is positioned at a supporting position, then the pipe to be cut is respectively carried on the horizontal supporting roller 200 and the V-shaped supporting part 300, the horizontal supporting roller 200 provides a supporting effect on the pipe to be cut, the V-shaped supporting part 300 not only provides a supporting effect on the pipe to be cut, but also provides a limiting effect on the pipe to be cut, so that the possibility that the pipe to be cut deviates on the follow-up supporting device, and the cutting quality is influenced is reduced. When a pipe with a larger pipe diameter is required to be cut, driving the V-shaped supporting part 300 to rotate on the first carrying part 100 along the second direction until the V-shaped supporting part 300 is in a state of inclining or being horizontal and the like, and avoiding the pipe, stopping driving the V-shaped supporting part 300 to rotate on the first carrying part 100, wherein the V-shaped supporting part 300 is at an avoiding position; then, the pipe to be cut is carried on the horizontal support roller 200, and the horizontal support roller 200 provides a supporting function for the pipe to be cut, so that the cutting quality and the cutting precision of the laser cutting machine are ensured.

In summary, implementing the following supporting device and the laser pipe cutting machine with the following supporting device provided by the embodiment has at least the following beneficial technical effects: when a pipe with a smaller pipe diameter is required to be cut, firstly, the pipe to be cut is placed on the horizontal supporting roller 200, then the V-shaped supporting portion 300 is driven to rotate on the first carrying portion 100 along the first direction until the V-shaped supporting portion 300 can simultaneously support the pipe with the horizontal supporting roller 200, the V-shaped supporting portion 300 is stopped to rotate on the first carrying portion 100, at the moment, the V-shaped supporting portion 300 is positioned at a supporting position, the horizontal supporting roller 200 provides a supporting effect on the pipe to be cut, the V-shaped supporting portion 300 is vertically arranged, the V-shaped supporting portion 300 not only provides a supporting effect on the pipe to be cut, but also provides a limiting effect on the pipe to be cut, so that the possibility that the pipe to be cut deviates on the follow-up supporting device and further the cutting quality is affected is reduced. When a pipe with a larger pipe diameter is required to be cut, firstly, the pipe to be cut is placed on the horizontal supporting roller 200, then the V-shaped supporting portion 300 is driven to rotate on the first carrying portion 100 along the second direction until the pipe to be cut is not carried on the V-shaped supporting portion 300 any more, the V-shaped supporting portion 300 is stopped to rotate on the first carrying portion 100, at the moment, the V-shaped supporting portion 300 is in an avoiding position, the horizontal supporting roller 200 provides supporting effect on the pipe to be cut, and therefore cutting quality and cutting precision of a laser cutting machine are guaranteed, and the V-shaped supporting portion 300 is in a state that the pipe can be avoided, such as being inclined or horizontal. The design of the V-shaped supporting portion 300 pivoted to the first carrying portion 100 enables the follow-up supporting device to provide supporting effects for pipes of different pipe diameters on the premise of guaranteeing the cutting quality of the pipe to be cut.

The foregoing description of the preferred embodiment of the present utility model is not intended to limit the utility model to the particular form disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model.

Claims (10)

1. A follow-up support device for a laser cutter, the laser cutter comprising a base (800), the laser cutter being for cutting a pipe, the follow-up support device comprising:

a first mounting unit (100), wherein the first mounting unit (100) is provided on the base (800);

a horizontal support roller (200), wherein the horizontal support roller (200) is rotatably arranged on the first carrying part (100) and can support the pipe;

the V-shaped supporting part (300) is positioned on one side of the horizontal supporting roller (200) away from the first carrying part (100) and pivoted on the first carrying part (100), and the V-shaped supporting part (300) is provided with a supporting position for supporting the pipe together with the horizontal supporting roller (200) and an avoiding position for avoiding the pipe; the first direction is opposite to the second direction.

2. The following supporting device according to claim 1, wherein the V-shaped supporting portion (300) comprises a V-shaped supporting frame (310), the V-shaped supporting frame (310) being pivotally connected to the first carrying portion (100);

the following supporting device further comprises a first driving assembly (400) and a second carrying part (500), wherein the second carrying part (500) is arranged between the first carrying part (100) and the base (800), the first carrying part (100) is mounted on the second carrying part (500), and the second carrying part (500) is mounted on the base (800);

the first driving assembly (400) comprises a first driving piece (410) and a transmission structure (420), the first driving piece (410) is pivoted on the surface of the second carrying part (500) away from the base (800), the transmission structure (420) is arranged between the first driving piece (410) and the V-shaped supporting frame (310), the output end of the first driving piece (410) is in driving connection with the input end of the transmission structure (420), and the output end of the transmission structure (420) is fixedly connected with the V-shaped supporting frame (310) so as to drive the V-shaped supporting part (300) to switch between the supporting position and the avoiding position.

3. The following support device according to claim 2, wherein the transmission structure (420) comprises:

a first link (421), wherein a first end of the first link (421) is pivotally connected to the first mounting portion (100);

a second link (422), the second link (422) being located at a side of the first link (421) where the first end is far from the first mounting part (100), the first end of the second link (422) being hinged to the second end of the first link (421), the output end of the first driving member (410) being hinged to the second end of the first link (421) and to the first end of the second link (422), the hinge axis between the first end of the second link (422) and the second end of the first link (421) being coaxial with the hinge axis between the output end of the first driving member (410) and the first end of the second link (422), the second link (422) being formed as the input end of the transmission structure (420);

a third link (423), wherein the third link (423) is located above the first end of the second link (422), the first end of the third link (423) is hinged to the second end of the second link (422), and the second end of the third link (423) is pivoted to the first mounting portion (100);

the transmission body (424) is positioned above the third connecting rod (423), the transmission body (424) is fixedly connected with the third connecting rod (423) and is fixedly connected with the V-shaped supporting frame (310), and the transmission body (424) is formed into an output end of the transmission structure (420);

when the longitudinal direction of the first connecting rod (421) is collinear with the longitudinal direction of the second connecting rod (422), the V-shaped supporting part (300) is at the supporting position.

4. The following supporting device according to claim 2, wherein the V-shaped supporting frame (310) comprises a supporting frame body (311), and the supporting frame body (311) is pivotally connected to the first carrying portion (100) and fixedly connected to an output end of the transmission structure (420); the support frame body (311) comprises a supporting body (3111), a first carrying body (3112) and a second carrying body (3113), wherein the first carrying body (3112) and the second carrying body (3113) are arranged on the supporting body (3111) and are arranged oppositely with the central line of the supporting body (3111) as the center;

the V-shaped supporting part (300) further comprises two supporting roller bodies (320), one supporting roller body (320) of the two supporting roller bodies (320) is rotatably mounted on the first carrying body (3112), and the other supporting roller body (320) is rotatably mounted on the second carrying body (3113).

5. The following supporting device according to claim 4, wherein the V-shaped supporting frame (310) further comprises a pivoting body (312), the pivoting body (312) is located between the supporting frame body (311) and the first carrying portion (100), a first end of the pivoting body (312) is fixedly connected to the supporting frame body (311), and a second end of the pivoting body (312) is pivoted to the first carrying portion (100).

6. The following support device according to claim 2, wherein the second mounting portion (500) is slidably provided on the base (800) in a vertical direction; the follow-up supporting device further comprises a second driving assembly (600), the second driving assembly (600) comprises a second driving piece (610) and a rack (620), the rack (620) is fixedly connected to the surface, away from the first carrying part (100), of the second carrying part (500) along the vertical direction, the second driving piece (610) is fixedly connected to the base (800), and the output end of the second driving piece (610) is meshed with the rack (620) so as to drive the second carrying part (500) to lift along the vertical direction.

7. The follow-up support device according to claim 2, wherein the second mounting portion (500) includes a mounting body (510) and a guide rail (520), the guide rail (520) being provided on a surface of the mounting body (510) remote from the first mounting portion (100) in a vertical direction;

the follow-up supporting device further comprises a limiting piece (700), wherein the limiting piece (700) is arranged on the surface, close to the second carrying part (500), of the base (800) along the vertical direction, an accommodating groove is formed in the surface, close to the guide rail (520), of the limiting piece (700), and the extending direction of the accommodating groove is parallel to the vertical direction; the guide rail (520) is partially positioned in the accommodating groove and is matched with the groove wall of the accommodating groove, and the guide rail (520) can slide in the accommodating groove along the extending direction of the accommodating groove.

8. The following support device according to claim 7, wherein two guide rails (520) are provided, the two guide rails (520) being parallel to each other and being disposed at a distance from the surface of the second mounting portion (500) remote from the first mounting portion (100); the limiting pieces (700) are arranged in two, the limiting pieces (700) are parallel to each other, the limiting pieces are arranged on the surface, close to the second carrying part (500), of the base (800), the containing grooves are formed in the surface, close to the second carrying part (500), of each limiting piece (700), and the two containing grooves are arranged in one-to-one correspondence with the two guide rails (520).

9. The follow-up support device according to claim 7, wherein the second mounting portion (500) further includes:

the first limiting plate (530) is horizontally arranged at the upper end of the carrying body (510), and the upper surface of the limiting piece (700) can be contacted with the lower surface of the first limiting plate (530) so as to block the limiting piece (700) from continuously moving upwards;

the second limiting plate (540), the second limiting plate (540) is horizontally arranged at the lower end of the carrying body (510), and the lower surface of the limiting piece (700) can be contacted with the upper surface of the second limiting plate (540) so as to block the limiting piece (700) from continuously moving downwards.

10. A laser pipe cutting machine, characterized in that it comprises a base (800) and a follow-up support device according to any one of claims 1 to 9, the first carrying portion (100) being provided on the base (800).