CN216066047U

CN216066047U - Pipe cutter is with holding in palm material device

Info

Publication number: CN216066047U
Application number: CN202122324263.6U
Authority: CN
Inventors: 王庆伟; 位颜红; 万燕
Original assignee: Jinan Senfeng Laser Technology Co Ltd
Current assignee: Jinan Senfeng Laser Technology Co Ltd
Priority date: 2021-09-24
Filing date: 2021-09-24
Publication date: 2022-03-18
Anticipated expiration: 2031-09-24

Abstract

The utility model provides a material supporting device for a pipe cutting machine, which comprises a pipe cutting machine, wherein a base is arranged on the pipe cutting machine; the automatic feeding device is characterized by further comprising a lifting table, wherein the lifting table is mounted on the base in a vertically movable mode, at least one group of material supporting roller sets are rotatably mounted on the lifting table along the feeding direction of the pipe cutting machine, each group of material supporting roller sets comprises two material supporting rollers which are arranged in parallel, and the two material supporting rollers in each group of material supporting roller sets are symmetrically arranged around the axis of a chuck on the pipe cutting machine; the lifting platform is also provided with a material pushing assembly. The lifting platform has the beneficial effects that the lifting platform can be lifted to different heights to meet the material supporting requirements of round pipes with different specifications, so that the round pipes are always concentric with the center of the chuck, and the clamping platform has the characteristic of clamping round pipes with different pipe diameters.

Description

Pipe cutter is with holding in palm material device

Technical Field

The utility model belongs to the technical field of pipe cutters, and particularly relates to a material supporting device for a pipe cutter.

Background

In recent years, the laser pipe cutting machine has the advantages of high speed, high precision, attractive cross section, no need of secondary processing and the like, is more and more widely applied to pipe processing, and even replaces traditional mechanical equipment such as drilling machines, sawing machines and the like in part of production links. With the continuous popularization of laser pipe cutting machines, part of the existing equipment still cannot meet the requirements on the cutting precision of the pipe materials. Especially when utilizing laser to cut tubular product, because the action of gravity of tubular product self, need hold in the palm the material device and carry out the bearing to tubular product, and current holds in the palm the material device because it has fixed material height, holds in the palm the material width, and it can only support the pipe of fixed pipe diameter, can not carry out generally between two kinds of pipes that the pipe diameter difference is great.

Disclosure of Invention

The utility model aims to provide a material supporting device for a pipe cutting machine, which can support circular pipes with different pipe diameters.

In order to solve the technical problems, the utility model adopts the technical scheme that: a material supporting device for a pipe cutting machine comprises a pipe cutting machine, wherein a base is arranged on the pipe cutting machine; the lifting platform is characterized by further comprising a lifting platform, a lifter is mounted on the base, a connecting plate is mounted at the top end of the lifter, a mounting surface is arranged at the lower end of the lifting platform, and the connecting plate is detachably connected with the mounting surface of the lifting platform; at least one group of material supporting roller sets are rotatably arranged on the lifting platform along the feeding direction of the pipe cutting machine, each group of material supporting roller sets comprises two material supporting rollers which are arranged in parallel, and the two material supporting rollers in each group of material supporting roller sets are symmetrically arranged about the axis of a chuck on the pipe cutting machine; the lifting platform is also provided with a material pushing assembly. Therefore, when the pipe cutting machine is used for cutting round pipes with different pipe diameters, the lifting table can be driven by the lifter to move up and down, so that the axle center of the round pipe on the material supporting roller group and the axle center of the chuck on the pipe cutting machine are always on the same horizontal line; meanwhile, the two material supporting rollers are tangent to the outer wall of the circular tube and play a role in supporting the circular tube, so that the rear end of the circular tube is prevented from sagging when the circular tube is directly clamped; in addition, the stress of a chuck on the pipe cutting machine can be reduced, the length of the circular pipe clamped by the chuck is ensured to be as short as possible, and the cutting excess material is as small as possible; and the material supporting roller in the device can also avoid the cut workpiece from being damaged.

Furthermore, two ends of each material supporting roller are respectively provided with a mounting seat, a supporting shaft is arranged between the two corresponding mounting seats, and the material supporting rollers are rotatably arranged on the corresponding supporting shafts through bearings; a supporting groove is formed in the middle of the mounting seat, and the end of the supporting shaft is placed in the supporting groove corresponding to the mounting seat; threaded holes are formed in the two side walls, parallel to the axis of the material supporting roller, of the supporting groove, bolts are connected to the threaded holes in a threaded mode, and the end portions of the bolts are in contact with the supporting shaft. Because the material supporting roller can rotate around the axis of the material supporting roller, when the chuck on the pipe cutting machine drives the round pipe to rotate, the friction force of the round pipe can be converted into rolling friction, and the load of the chuck on the pipe cutting machine is reduced. Meanwhile, the position of the supporting shaft can be adjusted through the distance between the adjusting bolt and the corresponding threaded hole, so that the adjustment of the distance between the two material supporting rollers in each group of material supporting roller sets is realized, and the round pipes with different pipe diameters are adapted.

Further, the material pushing assembly comprises a first cylinder, the first cylinder is arranged on one side of the material supporting roller set, the first cylinder body is fixedly mounted on the lifting platform, a piston rod of the first cylinder is parallel to the axis of the material supporting roller, the end part of the piston rod of the first cylinder is connected with a first pulling plate, the first pulling plate is opposite to a gap between two material supporting rollers in the material supporting roller set, and therefore in the feeding process, the pulling plate can be pulled to move in the direction close to the chuck on the pipe cutting machine, and meanwhile, the pulling plate drives a circular pipe on the material supporting roller to move in the direction close to the chuck, so that material pushing action is achieved.

Further, the material pushing assembly further comprises a second cylinder, the second cylinder is arranged on the other side of the material supporting roller group, the cylinder body of the second cylinder is fixedly installed on the lifting platform, a piston rod of the second cylinder is parallel to the axis of the material supporting roller, the end part of a piston rod of the second cylinder is connected with a second pulling plate, the second pulling plate is also opposite to a gap between the two material supporting rollers in the material supporting roller group, so that in the material loading process, the second pulling plate can be pulled in a direction which is two-way close to the chuck on the pipe cutting machine through the contraction of the second cylinder, and meanwhile, the second pulling plate drives a circular pipe on the material supporting roller to move towards the direction close to the chuck, so that the material pushing action is realized, and the deviation caused by the uneven stress of the circular pipe is avoided.

Furthermore, a first guide rod and a second guide rod are fixedly mounted on the lifting platform, the first guide rod is parallel to a piston rod of the first air cylinder, and the first guide rod is connected with the first pulling plate in a sliding manner; the guide rod II is parallel to a piston rod of the cylinder II, and is in sliding connection with the pull plate II, so that the guide rod I can guide the movement of the piston rod on the cylinder I through the guide rod pair, and the guide rod II can guide the movement of the piston rod on the cylinder II and the movement of the pull plate II through the guide rod pair, so that the deviation of pushing a round pipe on the material supporting roller is avoided.

Furthermore, a square opening is formed in the center of the connecting plate, a circular opening is formed in the center of the mounting surface, the diameter of the circular opening is larger than or equal to the length of a diagonal line of the square opening, and therefore when the lifting platform is mounted, if a dislocation exists between the mounting hole in the connecting plate and the mounting hole in the mounting surface of the lifting platform, a wrench can be inserted into the square opening of the connecting plate through the circular opening, and then the connecting plate is rotated through the wrench to adjust the position of the connecting plate, so that the mounting hole in the connecting plate is aligned with the mounting hole in the mounting surface of the lifting platform.

Furthermore, at least one guide post is fixedly installed below the lifting platform, at least one linear bearing is arranged on the base, the number of the guide posts on the lifting platform is the same as that of the linear bearings on the base, and the guide posts are respectively in sliding connection with the corresponding linear bearings, so that the lifting platform is guaranteed not to deviate in the lifting process through the connection relation between the guide posts and the linear bearings.

According to the technical scheme, the utility model has the following advantages: the lifting platform can be driven by the lifter to move up and down so as to ensure that the axis of a round pipe on the material supporting roller group is always on the same horizontal line with the axis of a chuck on the pipe cutting machine; meanwhile, the device can adjust the distance between two corresponding material supporting rollers to adapt to the material supporting requirements of circular pipes with different pipe diameters, even if the pipe walls of the circular pipes on the material supporting rollers are always tangent to the outer cylindrical surface of the material supporting rollers, so that the device has the characteristic of clamping the circular pipes with different pipe diameters; in addition, the material supporting roller can rotate around the axis of the material supporting roller, the friction force of the round pipe is converted into rolling friction, and the load of a chuck on the pipe cutting machine is reduced.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic structural view of a base part of the present invention.

Fig. 3 is a first structural schematic diagram of the lifting platform part in the utility model.

Fig. 4 shows a fourth embodiment of the structure of the lifting platform part of the present invention.

Fig. 5 is a partially enlarged view of a portion a in fig. 3.

In the figure: 1. the lifting device comprises a base, 2, a lifter, 3, a connecting plate, 4, a linear bearing, 5, a square opening, 6, a lifting platform, 7, a first cylinder, 8, a first guide rod, 9, a first pulling plate, 10, a material supporting roller set, 11, a material supporting roller, 12, a second cylinder, 13, a second guide rod, 14, a second pulling plate, 15, a mounting seat, 16, a supporting shaft, 17, a supporting groove, 18, a bolt, 19, a mounting surface, 20, a circular opening, 21 and a guide column.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 5, the present invention provides a material supporting device for a pipe cutting machine, which comprises a pipe cutting machine, wherein the pipe cutting machine is provided with a base 1; the lifting platform 6 is arranged on the base 1 in a vertically movable manner. At least one group of material supporting roller sets 10 are installed on the lifting platform 6 in a rotating mode along the feeding direction of the pipe cutting machine, each group of material supporting roller sets 10 comprises two parallel material supporting rollers 11, the axis of each material supporting roller 11 is parallel to the axis of the chuck on the pipe cutting machine, and the axis of the two material supporting rollers 11 in each group of material supporting roller sets 10 is symmetrically arranged relative to the axis of the chuck on the pipe cutting machine.

Specifically, two ends of each material supporting roller 11 are respectively provided with one mounting seat 15, a supporting shaft 16 is installed between the two corresponding mounting seats 15, and the material supporting rollers 11 are rotatably installed on the corresponding supporting shafts 16 through bearings. When the chuck of pipe cutting machine drives the pipe and rotates like this, because holding in the palm material roller 11 can rotate around self axis to can change the frictional force of pipe into rolling friction, reduce chuck load.

Further, the middle part of the mounting seat 15 is provided with a supporting groove 17, the end part of the supporting shaft 16 is placed in the supporting groove 17 corresponding to the mounting seat 15, the two side walls parallel to the axis of the material supporting roller 11 on the supporting groove 17 are provided with threaded holes, the threaded holes are connected with bolts 18 in a threaded manner, the end parts of the bolts 18 are in contact with the supporting shaft 16, so that the relative distance between the bolts 18 and the corresponding threaded holes can be changed, the position of the supporting shaft 16 can be adjusted, and the function of adjusting the distance between the two material supporting rollers 11 in each group of material supporting roller sets 10 can be achieved.

Furthermore, a material pushing assembly is further arranged on the lifting platform 6. Specifically, the pushing assembly comprises a first cylinder 7, the first cylinder 7 is arranged on one side of the material supporting roller group 10, a cylinder body of the first cylinder 7 is fixedly mounted on the lifting platform 6, a piston rod of the first cylinder 7 is parallel to the axis of the material supporting roller 11, a first pulling plate 9 is connected to the end portion of the piston rod of the first cylinder 7, and a gap between the first pulling plate 9 and the two material supporting rollers 11 of the material supporting roller group 10 is opposite. Further, the pushing assembly further comprises a second air cylinder 12, the second air cylinder 12 is arranged on the other side of the material supporting roller group 10, a cylinder body of the second air cylinder 12 is fixedly installed on the lifting table 6, a piston rod of the second air cylinder 12 is parallel to the axis of the material supporting roller 11, a second pulling plate 14 is connected to the end portion of the piston rod of the second air cylinder 12, and the second pulling plate 14 is opposite to a gap between the two material supporting rollers 11 of the material supporting roller group 10. In the feeding process, the first pulling plate 9 can be pulled by the first air cylinder 7 to move towards the direction close to the chuck on the pipe cutting machine, and meanwhile, the first pulling plate 9 drives the circular pipe on the material supporting roller 11 to move towards the direction close to the chuck; the second pulling plate 14 is pulled to move towards the direction close to the chuck on the pipe cutting machine through the contraction of the second air cylinder 12, and meanwhile, the second pulling plate 14 drives the circular pipe on the material supporting roller 11 to move towards the direction close to the chuck, so that the material pushing action is realized. In addition, in order to avoid the displacement of piston rods on the first air cylinder 9 and the second air cylinder 12 in the moving process, a first guide rod 8 and a second guide rod 13 are fixedly installed on the lifting platform 6, wherein the first guide rod 8 is parallel to the piston rod of the first air cylinder 7, and the first guide rod 8 is connected with the first pulling plate 9 in a sliding manner; the second guide rod 13 is parallel to a piston rod of the second air cylinder 12, and the second guide rod 13 is slidably connected with the second pulling plate 14.

Further, as preferred, install lift 2 on the base 1, just lift 2 can adopt servo motor or step motor, three-phase asynchronous motor to drive, also can directly adopt hand lift. The top end of the lifter 2 is provided with a connecting plate 3, the lower end of the lifting platform 6 is provided with a mounting surface 19, and the connecting plate 3 is detachably connected with the mounting surface 19 of the lifting platform 6. Furthermore, in order to avoid the dislocation between the mounting holes on the connecting plate 3 and the mounting holes on the mounting surface 19 of the lifting platform 6 after the connecting plate 3 is mounted at the top end of the lifter 2, a square opening 5 is arranged at the center of the connecting plate 3, a circular opening 20 is arranged at the center of the mounting surface 19, and the diameter of the circular opening 20 is larger than or equal to the diagonal length of the square opening 5. When the lifting platform 6 is installed, if the mounting holes on the connecting plate 3 and the mounting holes on the mounting surface 19 of the lifting platform 6 are staggered, a wrench can be inserted into the square opening 5 of the connecting plate 3 through the round opening 20, and then the connecting plate 3 is rotated through the wrench to adjust the direction of the connecting plate 3, so that the mounting holes on the connecting plate are aligned with the mounting holes on the mounting surface 19 of the lifting platform 6.

Furthermore, in order to ensure that the lifting platform 6 does not deviate in the lifting process, at least one guide column 21 is fixedly installed below the lifting platform 6, at least one linear bearing 4 is arranged on the base 1, the number of the guide columns 21 on the lifting platform 6 is the same as that of the linear bearings 4 on the base 1, and the guide columns 21 are respectively connected with the corresponding linear bearings 4 in a sliding manner.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The material supporting device for the pipe cutting machine comprises the pipe cutting machine, wherein a base (1) is arranged on the pipe cutting machine, and the material supporting device is characterized by further comprising a lifting table (6), a lifter (2) is mounted on the base (1), a connecting plate (3) is mounted at the top end of the lifter (2), a mounting surface (19) is arranged at the lower end of the lifting table (6), and the connecting plate (3) is detachably connected with the mounting surface (19) of the lifting table (6); at least one group of material supporting roller sets (10) are rotatably arranged on the lifting platform (6) along the feeding direction of the pipe cutting machine, each group of material supporting roller sets (10) comprises two material supporting rollers (11) which are arranged in parallel, and the two material supporting rollers (11) in each group of material supporting roller sets (10) are symmetrically arranged around the axis of a chuck on the pipe cutting machine; and the lifting platform (6) is also provided with a material pushing assembly.

2. The supporting device for the pipe cutting machine according to claim 1, wherein two ends of each supporting roller (11) are respectively provided with a mounting seat (15), a supporting shaft (16) is arranged between the two corresponding mounting seats (15), and the supporting rollers (11) are rotatably arranged on the corresponding supporting shafts (16) through bearings; a supporting groove (17) is formed in the middle of the mounting seat (15), and the end of the supporting shaft (16) is placed in the supporting groove (17) corresponding to the mounting seat (15); threaded holes are formed in two side walls, parallel to the axis of the material supporting roller (11), of the supporting groove (17), bolts (18) are connected to the threaded holes in a threaded mode, and the end portions of the bolts (18) are in contact with the supporting shaft (16).

3. The supporting device for the pipe cutting machine as claimed in claim 1, wherein the pushing assembly comprises a first air cylinder (7), the first air cylinder (7) is arranged on one side of the supporting roller group (10), a cylinder body of the first air cylinder (7) is fixedly installed on the lifting table (6), a piston rod of the first air cylinder (7) is parallel to the axis of the supporting roller (11), a first pulling plate (9) is connected to the end portion of the piston rod of the first air cylinder (7), and the first pulling plate (9) is opposite to a gap between two supporting rollers (11) in the supporting roller group (10).

4. The supporting device for the pipe cutting machine according to claim 3, wherein the pushing assembly further comprises a second air cylinder (12), the second air cylinder (12) is arranged on the other side of the supporting roller group (10), a cylinder body of the second air cylinder (12) is fixedly installed on the lifting table (6), a piston rod of the second air cylinder (12) is parallel to the axis of the supporting roller (11), a second pulling plate (14) is connected to the end of the piston rod of the second air cylinder (12), and the second pulling plate (14) is opposite to a gap between two supporting rollers (11) in the supporting roller group (10).

5. The supporting device for the pipe cutting machine according to claim 4, wherein a first guide rod (8) and a second guide rod (13) are fixedly mounted on the lifting platform (6), the first guide rod (8) is parallel to a piston rod of the first air cylinder (7), and the first guide rod (8) is slidably connected with the first pulling plate (9); the second guide rod (13) is parallel to a piston rod of the second air cylinder (12), and the second guide rod (13) is in sliding connection with the second pulling plate (14).

6. The supporting device for the pipe cutting machine according to any one of claims 1 to 5, wherein a square opening (5) is formed in the center of the connecting plate (3), a circular opening (20) is formed in the center of the mounting surface (19), and the diameter of the circular opening (20) is greater than or equal to the diagonal length of the square opening (5).

7. The supporting device for the pipe cutting machine according to claim 6, wherein at least one guide column (21) is fixedly installed below the lifting table (6), at least one linear bearing (4) is arranged on the base (1), the number of the guide columns (21) on the lifting table (6) is the same as that of the linear bearings (4) on the base (1), and the guide columns (21) are respectively connected with the corresponding linear bearings (4) in a sliding manner.