CN213080416U

CN213080416U - Pipe cutting equipment

Info

Publication number: CN213080416U
Application number: CN202021075510.2U
Authority: CN
Inventors: 梁建冬; 黄思薪; 练振达; 廖谷祥; 左建林; 杨红杰; 严君仪; 林哲; 肖冲; 吴昌坚; 王红胜
Original assignee: Foshan Huibaisheng Laser Technology Co Ltd
Current assignee: Foshan Huibaisheng Laser Technology Co Ltd
Priority date: 2020-06-11
Filing date: 2020-06-11
Publication date: 2021-04-30
Anticipated expiration: 2030-06-11

Abstract

The utility model relates to the technical field of machining, and discloses a pipe cutting device, which comprises a pipe supporting device, a cutting machine and a material receiving device, wherein the pipe supporting device comprises a pipe supporting frame, a carrier roller pipe supporting mechanism, a first chuck and a second chuck, the first chuck is arranged on the pipe supporting frame and is driven by a chuck driving mechanism to move back and forth along the pipe supporting frame, and the second chuck is fixed at the rear end of the pipe supporting frame; the supporting roller supporting mechanism comprises a supporting roller, a supporting mounting plate, a swing rod, a cylinder moving seat, a supporting follower rod, a first supporting lifting cylinder and a supporting servo motor; the material receiving device comprises a material receiving rack and a material receiving platform, the movable plate comprises a connecting plate and a movable turning plate, and a plurality of material receiving driving mechanisms are arranged on the material receiving rack. Adopt the utility model has the advantages of realize automatic trusteeship and remove, automatic cutout and automatic material that connects, can prevent that the pipe material from taking place to warp, can also make the bearing roller reciprocate along with the rotation of multilateral pipe, the cutting effect of pipe material is good, the cutting is accurate high, has improved pipe material finished product quality.

Description

Pipe cutting equipment

Technical Field

The utility model relates to the technical field of machining, especially, relate to a pipe cutting equipment.

Background

The laser cutting machine focuses laser emitted from a laser into a laser beam with high power density through an optical path system. The laser beam irradiates the surface of the workpiece to make the workpiece reach a melting point or a boiling point, and simultaneously, the high-pressure gas coaxial with the laser beam blows away the molten or gasified metal.

The existing laser cutting machine needs manual supporting and receiving in the using process, automatic production cannot be achieved, labor intensity of workers is high, meanwhile, manual operation is time-consuming and serious, pipe cutting efficiency of the cutting machine is further affected, and manual operation increases labor cost.

Particularly, when a laser cutting machine is used for cutting a polygonal pipe, the pipe is clamped by two chucks, and then the cutting position is positioned at the cutting station of the cutting machine for cutting the pipe, but when the length of the raw material pipe is greatly different from the length of the required pipe, the pipe is easy to bend and deform due to the fact that the two chucks only clamp the two ends of the pipe, so that the cut of the pipe deviates, and the processing error is large; therefore, a supporting pipe device is needed to be added to support the pipe materials, the pipe materials are prevented from being bent and deformed, however, if the existing supporting pipe device is used, the laser cutting machine cuts a multi-pipe edge, when the cutting position of the multi-pipe needs to be adjusted by rotating the multi-pipe, the edge of the multi-pipe interferes with the supporting pipe device, and therefore the cutting effect of the multi-pipe is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that a pipe cutting device is provided, realize automatic trusteeship and remove, automatic cutout and automatic material that connects, can prevent that the pipe material from taking place to warp, can also make the bearing roller reciprocate along with the rotation of multilateral pipe, the cutting effect of pipe material is good, the cutting is accurate high, has improved pipe material finished product quality.

In order to solve the technical problem, the utility model provides a pipe cutting device, including trusteeship device, cutting machine and receiving device that arrange along pipe material direction of delivery in proper order, trusteeship device includes trusteeship frame and set up bearing roller trusteeship mechanism, the first chuck that is used for the front end of centre gripping pipe material and is used for the centre gripping pipe material and can supply the second chuck that pipe material rear end passes, the cutting station of cutting machine is located the rear of second chuck;

the first chuck is arranged on the tube supporting frame and driven by a chuck driving mechanism to move back and forth along the tube supporting frame, and the second chuck is fixed at the rear end of the tube supporting frame;

the carrier roller supporting pipe mechanisms are provided with a plurality of carrier roller supporting pipes which are arranged in the supporting pipe rack at intervals respectively, and each carrier roller supporting pipe mechanism comprises a material supporting carrier roller, a material supporting mounting plate, a swing rod, a cylinder moving seat, a material supporting follower rod, a first material supporting lifting cylinder for driving the swing rod to swing up and down and a material supporting servo motor for driving the material supporting follower rod to move back and forth;

the material supporting carrier roller is rotatably connected with the material supporting mounting plate, the front end of the swing rod is rotatably connected with a cross beam of the material supporting rack, the rear end of the swing rod is connected with the material supporting mounting plate, the left side and the right side of the cylinder moving seat are respectively in sliding connection with the left side and the right side of the material supporting rack, the left side and the right side of the first material supporting lifting cylinder are rotatably connected with the cylinder moving seat, the upper end of a push rod of the first material supporting lifting cylinder is connected with the swing rod, the material supporting follow-up rod is arranged along the length direction of the material supporting rack and is fixedly connected with the cylinder moving seat, the material supporting servo motor is fixed on the material supporting rack, and the output end of the material supporting servo motor is fixedly connected with the material supporting follow-up rod;

the material receiving device comprises a material receiving rack and a material receiving platform arranged on the material receiving rack, an opening is formed in the top of the material receiving platform, a movable plate which is complementary to the opening in shape is arranged on the opening, the movable plate comprises a connecting plate and a movable turning plate, the movable turning plate is rotatably connected with the connecting plate, a plurality of material receiving carrier rollers which are arranged at intervals along the length direction of the material receiving platform are arranged on the movable turning plate, and a plurality of material receiving driving mechanisms used for controlling the movable plate to move are arranged on the material receiving rack;

the material receiving driving mechanism comprises a material receiving lifting cylinder, a follow-up support, a material receiving follow-up shaft arranged along the length direction of the material receiving rack and a material receiving servo motor for driving the material receiving follow-up shaft to rotate, the follow-up support is arranged on the material receiving rack in a vertically movable mode, the follow-up support is fixedly connected with the connecting plate, a cylinder body of the material receiving lifting cylinder is rotatably connected with the follow-up support, a push rod of the material receiving lifting cylinder is rotatably connected with the movable turning plate, and when the push rod of the material receiving lifting cylinder is in a contraction state, the movable turning plate is arranged in a downward inclination mode; when the push rod of the material receiving lifting cylinder is in an extending state, the movable turning plate is horizontally arranged; the material receiving device is characterized in that a first rack which is vertically arranged is arranged on the follow-up support, the material receiving servo motor is fixed on the material receiving rack, the output end of the material receiving servo motor is connected with the material receiving follow-up shaft, and a first gear meshed with the first rack is arranged on the material receiving follow-up shaft.

As a preferred scheme of the utility model, the pipe supporting device further comprises a reducing pipe supporting mechanism, the reducing pipe supporting mechanism is provided with a plurality of pipe supporting mechanisms which are respectively arranged in the pipe supporting frame at intervals, and the reducing pipe supporting mechanism comprises a reducing wheel, a limiting rod, an installation support and a second material supporting lifting cylinder for driving the installation support to move up and down; the reducing wheel is rotationally connected on the installing support, be equipped with C type groove on the reducing wheel, the groove width in C type groove reduces gradually and forms an end-to-end's reducing passageway along the circumferencial direction of reducing wheel, the terminal surface of reducing wheel is equipped with a plurality of spacing holes of following the circumferencial direction equidistance interval arrangement of its terminal surface, be equipped with on the installing support with the connecting hole that the gag lever post cooperation is connected, the gag lever post passes through the connecting hole is pegged graft at arbitrary spacing downthehole, the upper end of the push rod of second support material lift cylinder with the installing support is connected.

As the utility model discloses preferred scheme, the left end face and the right-hand member face of reducing wheel all are equipped with a plurality of spacing holes along the circumferencial direction equidistance interval arrangement of its terminal surface.

As the utility model discloses preferred scheme, be provided with around the spacing hole with the scale that each groove width numerical value in C type groove corresponds.

As the utility model discloses preferred scheme, ask the material bearing roller to include rotationally install the first material bearing roller that asks of the one end of asking the material mounting panel is rotationally installed ask the second of the other end of asking the material mounting panel to ask the material bearing roller, first ask the material bearing roller to be equipped with two, two first material bearing roller that asks is the V type and arranges, the second asks the straight rod that the material bearing roller set up for a level.

As the utility model discloses preferred scheme, every the cylinder of bearing roller trusteeship mechanism removes the seat respectively through anchor clamps with hold in the palm material follower rod fixed connection, hold in the palm material servo motor's output pass through anchor clamps with hold in the palm material follower rod fixed connection.

As the utility model discloses preferred scheme, every connect the first gear that material actuating mechanism corresponds to be connected to respectively on the same material follower shaft that connects.

As the utility model discloses preferred scheme, connect to be equipped with the unloading platform in the material frame, the unloading platform with connect the material platform to connect, just the top surface of unloading platform is located the lower extreme that states the top surface that connects the material platform, the unloading platform is kept away from connect one side of material platform to be equipped with and be used for placing the pipe material and roll the baffle that falls.

As the utility model discloses preferred scheme, be equipped with in the trusteeship frame and be used for the installation the movable plate and the first linear guide of first chuck are vice, the movable plate is vice to be installed through first linear guide in the trusteeship frame.

As the utility model discloses preferred scheme, chuck actuating mechanism includes motor, second gear and second rack, the second rack sets up trusteeship frame is last and follows the length direction of trusteeship frame arranges, the motor sets up on the movable plate, just the output of motor with the second gear is connected, the second gear with the meshing of second rack.

Implement the utility model discloses a pipe cutting equipment compares with prior art, has following beneficial effect:

the utility model supports the pipe material through the material supporting carrier roller, is suitable for pipe materials with various specifications, such as round pipes or polygonal pipes (such as triangular pipes, square pipes, pentagonal pipes, hexagonal pipes and the like), and has wide application range and strong practicability; the first chuck drives the pipe to move, so that the position of the pipe can be adjusted according to the required cutting length of the pipe, different cutting length requirements are met, automatic adjustment is realized, and the cutting precision of the pipe is improved; the supporting carrier roller is driven by the supporting servo motor to move up and down along with the rotation of the pipe materials, the movable plate for supporting the pipe materials is driven by the material receiving driving mechanism to move up and down along with the rotation of the pipe materials, so that the supporting carrier roller and the material receiving carrier roller on the movable plate avoid the edges of the pipe materials, the pipe materials can be cut in the bearing state of the supporting carrier roller and the material receiving carrier roller all the time, the pipe materials are prevented from being bent downwards or deformed due to self gravity, and the quality of finished pipe materials is ensured to be good; the cut pipe materials are discharged through the material receiving device, so that the pipe materials can be prevented from being damaged due to random falling after being cut, the cutting quality of the pipe materials is improved, and the safety is high; the top surface of the material receiving platform is obliquely arranged, so that the pipe material can automatically slide, the material receiving is convenient, the manual operation is not needed, and the manual labor is reduced;

it can be seen, the utility model discloses can be swiftly and stably with the pipe material bearing, accurately move the location and fix to the pipe material, make the bearing roller reciprocate along with the rotation of pipe material, and can cut the pipe material accurately, and prevent that the pipe material from taking place to warp, can also carry out the unloading to the pipe material that the cutting is good, realize automatic trusteeship and hold in the palm the material, automatic cutout and automatic material that connects, work efficiency is high, the artifical intensity of labour has been reduced, the labor cost is reduced, and the cutting effect of pipe material is good, the cutting is accurate high, the pipe material finished product quality has been improved.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.

Fig. 1 is a schematic structural diagram of a pipe cutting apparatus provided by the present invention;

fig. 2 is a schematic structural diagram of the tube supporting device in the present invention;

fig. 3 is a schematic structural diagram of the reducing pipe supporting mechanism of the present invention;

fig. 4 is a schematic structural diagram of the carrier roller support tube mechanism of the present invention;

fig. 5 is a schematic structural view of the receiving device of the present invention;

fig. 6 is a side view of the receiving device of the present invention;

fig. 7 is a schematic structural view of the chuck driving mechanism according to the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, which indicate the orientation or positional relationship, are used in the present invention as being based on the orientation or positional relationship shown in the drawings, and are used only for convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 to 6, the preferred embodiment of the present invention is a pipe cutting apparatus 2, including a pipe supporting device 1, a cutting machine 2 and a material receiving device 3 arranged in sequence along a pipe conveying direction, the pipe supporting device 1 includes a pipe supporting frame 4 and a roller pipe supporting mechanism 5, a reducing pipe supporting mechanism 16, a first chuck 6 for holding a front end of a pipe and a second chuck 7 for holding the pipe and allowing a rear end of the pipe to pass through, the pipe supporting device 1 is disposed on the pipe supporting frame 4, and a cutting station of the cutting machine 2 is disposed behind the second chuck 7, specifically, the first chuck 6 is coaxial with the second chuck 7.

The first chuck 6 is arranged on the hosting frame 4 and is driven 61 by a chuck driving mechanism 61 to move back and forth along the hosting frame 4, and the second chuck 7 is fixed at the rear end of the hosting frame 4.

The carrier roller supporting pipe mechanisms 5 are arranged in the supporting pipe rack 4 at intervals, and each carrier roller supporting pipe mechanism 5 comprises a material supporting carrier roller 511, a material supporting mounting plate 512, a swing rod 521, a cylinder moving seat 522, a material supporting follower rod 523, a first material supporting lifting cylinder 524 for driving the swing rod 521 to swing up and down, and a material supporting servo motor 525 for driving the material supporting follower rod 523 to move back and forth.

The material supporting carrier roller 511 is rotatably connected with the material supporting mounting plate 512, the front end of the swing rod 521 is rotatably connected with the cross beam of the supporting pipe frame 4, the rear end of the swing rod 521 is connected with the material supporting mounting plate 512, the left side and the right side of the cylinder moving seat 522 are respectively connected with the left side and the right side of the pipe supporting frame 4 in a sliding manner, the left side and the right side of the first material supporting lifting cylinder 524 are rotatably connected with the cylinder moving seat 522, the upper end of the push rod of the first material supporting lifting cylinder 524 is connected with the swing rod 521, the supporting material follower rod 523 is arranged along the length direction of the supporting pipe frame 4 and is fixedly connected with the cylinder moving seat 522, the material supporting servo motor 525 is fixed on the material supporting rack 4, the output end of the material supporting servo motor 525 is fixedly connected with the material supporting follow-up rod 523, and specifically, the cylinder moving seat 522 is a U-shaped frame.

The material receiving device comprises a material receiving rack 8 and a material receiving table 10 arranged on the material receiving rack 8, an opening 101 is arranged at the top of the material receiving table 10, a movable plate 11 which is complementary to the opening 101 in shape is arranged on the opening 101, the movable plate 11 comprises a connecting plate 111 and a movable turning plate 112, the movable turning plate 112 is rotatably connected with the connecting plate 111, a plurality of material receiving carrier rollers 113 which are arranged at intervals along the length direction of the material receiving table 10 are arranged on the movable turning plate 112, and a plurality of material receiving driving mechanisms for controlling the movement of the movable plate 11 are arranged on the material receiving rack 8;

the receiving driving mechanism comprises a receiving lifting cylinder 91, a follow-up support 92, a receiving follow-up shaft 93 arranged along the length direction of the receiving rack 8 and a receiving servo motor for driving the receiving follow-up shaft 93 to rotate, the follow-up support 92 is arranged on the receiving rack 8 in a vertically movable manner, the follow-up support 92 is fixedly connected with the connecting plate 111, the cylinder body of the receiving lifting cylinder 91 is rotatably connected with the follow-up support 92, the push rod of the receiving lifting cylinder 91 is rotatably connected with the movable turning plate 112, and when the push rod of the receiving lifting cylinder 91 is in a contraction state, the movable turning plate 112 is arranged in a downward inclination manner; when the push rod of the material receiving lifting cylinder 91 is in an extending state, the movable turning plate 112 is horizontally arranged; the servo support 92 is provided with a first rack 94 which is vertically arranged, the material receiving servo motor is fixed on the material receiving rack 8, the output end of the material receiving servo motor is connected with the material receiving servo shaft 93, and the material receiving servo shaft 93 is provided with a first gear 95 which is meshed with the first rack 94.

It should be noted that the feeding side of the tube is the front side, and the discharging side of the tube is the back side.

In specific implementation, the cylinder moving seat 522 of each carrier roller supporting pipe mechanism 5 is fixedly connected with the material supporting follower rod 523 through a clamp 11, and the output end of the material supporting servo motor 525 is fixedly connected with the material supporting follower rod 523 through the clamp 11; the first gear 95 corresponding to each material receiving driving mechanism is respectively connected to the same material receiving follow-up shaft 93.

In this embodiment, the rear end of frame is equipped with cutting machine 2, cutting station of cutting machine 2 is located the rear of second chuck 7. Specifically, the cutting machine 2 is a laser cutting machine 2, the laser cutting machine 2 is stable in performance, high in cutting precision, high in cutting speed and small in heat affected zone, so that the pipe material is not prone to deformation, the use cost is low, and the subsequent maintenance cost is low. The material supporting carrier roller 511 and the material receiving carrier roller 113 are both made of stainless steel, so that damage to the pipe materials in the process of supporting the pipe materials and moving the pipe materials is avoided.

When the pipe cutting device 2 works, when an upstream material supporting device conveys a pipe to a designated position, a push rod of a first material supporting lifting cylinder 524 extends out and drives a swing rod 521 to swing upwards, the swing rod 521 drives a material supporting roller 511 to move upwards and support the pipe, the front end of the pipe is clamped by a first chuck 6, the first chuck 6 drives the pipe to move towards a second chuck 7 according to the required cutting length of the pipe, a movable turning plate 112 is driven to rotate upwards and is in a horizontal state through a material receiving lifting cylinder 91, so that the whole movable plate 11 is in a horizontal state, a material receiving table 10 supports the pipe passing through the second chuck 7, when the cutting position of the pipe is located at a cutting station of the cutting machine 2, the second chuck 7 clamps and fixes the pipe, then the cutting machine 2 cuts the pipe, after the pipe is cut, the push rod of a material receiving lifting cylinder 921 retracts and drives the movable turning plate 112 to rotate downwards, the movable turning plate 112 is in a downward inclined state, so that the cut pipe materials slide down along the movable turning plate 112, and automatic pipe material feeding and receiving are completed;

during the process of cutting the pipe material by the laser cutting machine 2, the pipe material needs to be rotated to adjust the cutting position, particularly when the polygonal pipe is rotated, the material supporting servo motor 525 drives the material supporting follow-up rod 523 and the cylinder moving seat 522 to move back and forth, so that the first material supporting lifting cylinder 524 swings back and forth to drive the swing rod 521 to swing up and down, the swing rod 521 drives the material supporting carrier roller 511 to move up and down and avoid the edge of the pipe material, the material receiving servo motor drives the material receiving follow-up shaft 93 to rotate, the material receiving follow-up shaft 93 drives the follow-up support 92 to move up and down, and the follow-up support 92 drives the movable plate 11 to move.

Therefore, the utility model supports the pipe material through the material supporting roller 511, and is suitable for pipe materials with various specifications, such as round pipes or polygonal pipes (such as triangular pipes, square pipes, pentagonal pipes and hexagonal pipes), and has wide application range and strong practicability; the first chuck 6 drives the pipe to move, so that the position of the pipe can be adjusted according to the required cutting length of the pipe, different cutting length requirements are met, automatic adjustment is realized, and the cutting precision of the pipe is improved; the supporting carrier roller 511 is driven by the supporting servo motor 525 to move up and down along with the rotation of the pipe materials, the movable plate 11 for supporting the pipe materials is driven by the material receiving driving mechanism to move up and down along with the rotation of the pipe materials, so that the supporting carrier roller and the material receiving carrier roller 113 on the movable plate 11 avoid the edges of the pipe materials, the pipe materials can be cut in a bearing state of the supporting carrier roller 511 and the material receiving carrier roller 113 all the time, the pipe materials are prevented from being bent downwards or deformed due to self gravity, and the quality of finished pipe materials is ensured; the cut pipe materials are discharged through the material receiving device 3, so that the pipe materials can be prevented from being damaged due to random falling after being cut, the cutting quality of the pipe materials is improved, and the safety is high; the top surface of the material receiving platform 10 is obliquely arranged, so that the pipe material can automatically slide, the material receiving is convenient, the manual operation is not needed, and the manual labor is reduced;

Illustratively, the pipe supporting device 1 further comprises a reducing pipe supporting mechanism 16, the reducing pipe supporting mechanism 16 is provided with a plurality of reducing pipes which are respectively arranged in the pipe supporting machine frame 4 at intervals, and the reducing pipe supporting mechanism 16 comprises a reducing wheel 1611, a limiting rod 1612, an installation support 1613 and a second material supporting lifting cylinder 1621 for driving the installation support 1613 to move up and down; diameter-changing wheel 1611 rotationally connects on the installing support 1613, be equipped with C type groove 1614 on the diameter-changing wheel 1611, the groove width of C type groove 1614 reduces gradually and forms the reducing passageway of an end to end along diameter-changing wheel 1611's circumferencial direction, diameter-changing wheel's terminal surface is equipped with a plurality of spacing holes 1615 of arranging along the circumferencial direction equidistance interval of its terminal surface, be equipped with on the installing support 1613 with the connecting hole that gag lever post 1612 cooperation is connected, gag lever post 1612 passes through the connecting hole is pegged graft at arbitrary in the spacing hole 1615, the upper end of second asks material lift cylinder 1621's push rod with the installing support 1613 is connected. From this, when needing to carry out the pay-off to the pipe (especially thin pipe), bearing roller trusteeship mechanism 5 and reducing trusteeship mechanism 16 all bear the pipe: before feeding, the C-shaped groove 1614 needs to be adjusted to an appropriate groove width according to the pipe diameter of a pipe, the limiting rod 1612 is pulled out to be separated from the limiting hole, the limiting rod 1612 is inserted into the corresponding limiting hole when the diameter-changing wheel 1611 is rotated to the groove width matched with the pipe diameter, the diameter-changing wheel 1611 is fixed, after the upstream feeding equipment conveys the circular pipe to a specified position, a push rod of the second lifting cylinder 1621 extends out and drives the mounting support 1613 to move upwards, and the mounting support 1613 drives the diameter-changing wheel 1611 to move upwards and support the pipe; the groove width can be adjusted according to the pipe diameter specification by arranging the reducing wheel 1611, and the device is suitable for circular pipes with various pipe diameter specifications; through the combination of the material supporting carrier roller 511 and the reducing wheel 1611, the pipe material can be quickly and stably supported, the pipe material is effectively prevented from being deformed in the cutting process, the cutting effect is effectively prevented from being influenced by the shaking of the thin circular pipe in the cutting process, the stability is improved, and the cutting effect of the pipe material is improved;

illustratively, the left end face and the right end face of the reducing wheel 1611 are provided with a plurality of limiting holes 1615 which are equidistantly arranged along the circumferential direction of the end face of the reducing wheel 1611, and the reducing wheel 1611 is limited in two directions, so that the reducing wheel 1611 is positioned better.

In an exemplary embodiment, scales corresponding to the width values of the C-shaped groove 1614 are provided around the limiting hole 1615, i.e., the scale corresponds to the width of the C-shaped groove 1614, and the width of the C-shaped groove can be adjusted according to the scales, so that the use is convenient.

In this embodiment, the gag lever post 1612 is the spacing screw, the connecting hole is the screw hole, gag lever post 1612 with connecting hole threaded connection. When the groove width needs to be adjusted, the limiting rod 1612 can be screwed in or out of the limiting hole 1615 only by rotating the limiting rod 1612, the operation is simple, and the limiting rod 1612 cannot fall out of the limiting hole 1615 in the connecting hole, and the installation is convenient.

Of course, in other embodiments, the position-limiting rod 1612 is a position-limiting pin, the connecting hole is a pin hole, and the position-limiting pin is connected with the connecting pin in an interference fit manner. When the groove width needs to be adjusted, the limiting rod 1612 can be inserted into or pulled out of the limiting hole 1615 only by pulling out the limiting rod 1612, quick detachment and quick loosening are achieved, and operation is convenient.

Illustratively, the material supporting rollers 511 comprise a first material supporting roller 5111 rotatably mounted at one end of the material supporting mounting plate 512 and a second material supporting roller 5112 rotatably mounted at the other end of the material supporting mounting plate 512, two first material supporting rollers 5111 are provided, the two first material supporting rollers 5111 are arranged in a V shape, and the second material supporting roller 5112 is a horizontally arranged straight rod; the first material supporting carrier roller 5111 is arranged in a V shape, so that the left and right displacement of the circular tube can be well prevented, and the circular tube can even fall from the left side and the right side, the safety is high, and the practicability is high; when the diameter of the round pipe is too large, the round pipe is replaced with the second material supporting roller 5112, the second material supporting roller 5112 can stably support the round pipe with the large diameter, and the second material supporting roller 5112 can support a polygonal pipe (such as a triangular pipe, a square pipe, a pentagonal pipe, a hexagonal pipe and the like), so that the requirements of supporting the pipe materials with different specifications and sizes are met, and the application range is expanded.

For example, the rear end of the swing rod 521 is detachably connected with the material supporting mounting plate 512; specifically, a screw is arranged on the material receiving mounting frame, and a second screw hole corresponding to the screw is arranged on the swing rod 521. Due to the design, the material supporting mounting plate 512 can be conveniently and quickly disassembled, so that the operation of replacing the first material supporting roller 5111 or the second material supporting roller 5112 is simpler and quicker, and the working efficiency is high.

Illustratively, the receiving rack 8 is provided with a blanking table 15, the blanking table 15 is connected with the receiving table, the top surface of the blanking table 15 is located at the lower end of the top surface of the receiving table, and a baffle 151 for placing the tube material to roll down is arranged on one side of the blanking table 15 away from the blanking table 15. Specifically, the blanking table 15 is provided with a belt conveying mechanism for conveying the pipe materials along the length direction of the blanking table 15. Such design can accept and carry the tubular product that slides down from unloading platform 15 to the assigned position, and baffle 151 makes the tubular product after the cutting is accomplished all fall into unloading platform 15, conveniently collects the processing tubular product, realizes automatic connecing material and transport, and the practicality is strong.

Illustratively, a cutting avoidance hole 1121 is formed in the front end of the movable turning plate 112, so that the movable turning plate 112 is prevented from being cut simultaneously when the cutting machine cuts a pipe material, and the cutting avoidance hole 1121 is located right below the cutting position of the cutting machine.

Illustratively, the trustee frame 4 is provided with a moving plate 12 and a first linear guide rail pair 13 for mounting the first chuck 6, and the moving plate 12 is mounted on the trustee frame 4 through the first linear guide rail pair 13. Specifically, the first linear guide rail pair 13 includes a first guide rail and a first slider, the first guide rail is fixedly arranged on the tube supporting rack 4 and is arranged along the length direction of the tube supporting rack 4, the first slider is fixedly arranged at the bottom of the moving plate 12, and the first slider is slidably connected with the first guide rail; the first guide rail is provided with two guide rails which are respectively fixed at the left side and the right side of the trusteeship frame 4. Due to the design, the movable plate 12 can move back and forth on the first guide rail, the movable plate 12 is effectively prevented from moving left and right in the moving process, the stability of the movable plate 12 is improved, the stability of the first chuck 6 is further improved, and the cutting effect is prevented from being influenced by the left and right displacement of the pipe material in the moving process.

Illustratively, as shown in fig. 7, the chuck driving mechanism 61 includes a motor 611, a second gear 612 and a second rack 613, the second rack 613 is disposed on the hosting rack 4 and is arranged along the length direction of the hosting rack 4, the motor 611 is disposed on the moving plate 12, an output end of the motor 611 is connected to the second gear 612, and the second gear 612 is engaged with the second rack 613. When the chuck driving mechanism 61 is operated, the motor 611 drives the second gear 612 to rotate and move back and forth on the second rack 613, and the second gear 612 drives the moving plate 12 to move back and forth on the supporting frame 4, so as to drive the second chuck 7 to move back and forth. Such design can be according to the position that the required cutting length of pipe material adjusted the pipe material, satisfies different cutting length requirements, realizes automatic regulation, reduces the hand labor power, improves work efficiency, improves the cutting accuracy of pipe material.

Illustratively, a second linear guide rail pair 14 is arranged on the trusteeship frame 4, and the cylinder moving seat 522 is mounted on the trusteeship frame 4 through the second linear guide rail pair 14. Specifically, the second linear guide rail pair 14 includes a second guide rail and a second slider, the second guide rail is fixedly disposed on the support pipe frame 4 and is horizontally disposed, the second slider is fixedly disposed on the left and right sides of the cylinder moving seat 522, and the second slider is slidably connected to the second guide rail. Due to the design, the cylinder moving seat 522 can move back and forth on the second guide rail, the cylinder moving seat 522 is effectively prevented from moving left and right in the moving process, and the stability of the cylinder moving seat 522 is improved.

Illustratively, a linear guide rail pair is arranged between the follow-up support 92 and a cross beam of the material receiving rack 8, the linear guide rail pair comprises a slide block fixedly arranged on the material receiving rack 8 and a guide rail fixedly arranged on the follow-up support 92, and the guide rail is parallel to the rack, so that the stability of the follow-up support 92 during movement is improved.

In the description of the present invention, it is to be understood that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are used in a generic sense, e.g., fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention, therefore, the invention is not limited thereto.

Claims

1. A pipe cutting device is characterized by comprising a pipe supporting device, a cutting machine and a material receiving device which are sequentially arranged along the conveying direction of a pipe material, wherein the pipe supporting device comprises a pipe supporting frame, a carrier roller pipe supporting mechanism arranged on the pipe supporting frame, a first chuck used for clamping the front end of the pipe material and a second chuck used for clamping the pipe material and allowing the rear end of the pipe material to pass through, and a cutting station of the cutting machine is positioned behind the second chuck;

2. The pipe cutting equipment according to claim 1, wherein the pipe supporting device further comprises a diameter-variable pipe supporting mechanism, the diameter-variable pipe supporting mechanism is provided with a plurality of pipe supporting mechanisms which are respectively arranged in the pipe supporting rack at intervals, and the diameter-variable pipe supporting mechanism comprises a diameter-variable wheel, a limiting rod, an installation support and a second material supporting lifting cylinder for driving the installation support to move up and down; the reducing wheel is rotationally connected on the installing support, be equipped with C type groove on the reducing wheel, the groove width in C type groove reduces gradually and forms an end-to-end's reducing passageway along the circumferencial direction of reducing wheel, the terminal surface of reducing wheel is equipped with a plurality of spacing holes of following the circumferencial direction equidistance interval arrangement of its terminal surface, be equipped with on the installing support with the connecting hole that the gag lever post cooperation is connected, the gag lever post passes through the connecting hole is pegged graft at arbitrary spacing downthehole, the upper end of the push rod of second support material lift cylinder with the installing support is connected.

3. The pipe cutting equipment according to claim 2, wherein the left end face and the right end face of the reducing wheel are respectively provided with a plurality of limiting holes which are equidistantly arranged along the circumferential direction of the end face of the reducing wheel.

4. The pipe cutting equipment according to claim 2, wherein scales corresponding to the numerical values of the widths of the C-shaped grooves are arranged around the limiting hole.

5. The pipe cutting equipment according to claim 1, wherein the material supporting carrier rollers comprise a first material supporting carrier roller rotatably mounted at one end of the material supporting mounting plate and a second material supporting carrier roller rotatably mounted at the other end of the material supporting mounting plate, the number of the first material supporting carrier rollers is two, the two first material supporting carrier rollers are arranged in a V shape, and the second material supporting carrier roller is a straight roller horizontally arranged.

6. The pipe cutting equipment according to claim 1, wherein the cylinder moving seat of each carrier roller support pipe mechanism is fixedly connected with the material supporting follower rod through a clamp, and the output end of the material supporting servo motor is fixedly connected with the material supporting follower rod through a clamp.

7. The pipe cutting device according to claim 1, wherein the first gear corresponding to each material receiving driving mechanism is connected to the same material receiving follower shaft.

8. The pipe cutting equipment according to claim 1, wherein a blanking table is arranged on the material receiving rack, the blanking table is connected with the material receiving table, the top surface of the blanking table is located at the lower end of the top surface of the material receiving table, and a baffle plate for placing the pipe materials to roll down is arranged on one side of the blanking table away from the material receiving table.

9. The pipe cutting equipment according to claim 1, wherein the pipe supporting frame is provided with a moving plate and a first linear guide rail pair, the moving plate is used for mounting the first chuck, and the moving plate is mounted on the pipe supporting frame through the first linear guide rail pair.

10. The pipe cutting apparatus as claimed in claim 9, wherein the chuck driving mechanism includes a motor, a second gear and a second rack, the second rack is disposed on the escrow frame and arranged along a length direction of the escrow frame, the motor is disposed on the moving plate, and an output end of the motor is connected to the second gear, and the second gear is engaged with the second rack.