CN107538065A - A kind of ultra-large caliber pipe material rotary cutting apparatus - Google Patents

Abstract

The invention discloses a kind of ultra-large caliber pipe material rotary cutting apparatus, including support roller frame, two rotating roller mounting grooves are offered in the support roller frame, rotating roller one and rotating roller two are separately installed with two rotating roller mounting grooves, rotating roller one is parallel with the axial direction of rotating roller two, pipe to be processed is placed with rotating roller one and rotating roller two, pipe and rotating roller one and rotating roller two are tangent, the detent mechanism that pipe is fixed on the positioning is provided with pipe, the detent mechanism includes cylinder mounting cylinder, cylinder three and roller, cylinder mounting cylinder is the internal prismatic structure with through hole, the beneficial effects of the invention are as follows：The setting of detent mechanism causes pipe to keep autorotation in cutting, ensureing the position of pipe will not change, it is ensured that cut being smoothed out for work, and integrally-built setting can be adjusted according to the pipe diameter size of pipe to be cut, applicable surface light is wide, has good market application foreground.

Description

A super large diameter pipe rotary cutting device

technical field

The invention relates to a pipe material cutting device, in particular to a super large diameter pipe material rotary cutting device.

Background technique

Large-diameter pipes are commonly used in daily production and life, because some pipes have large diameters and are not easy to cut during use and testing. It is not easy to cut pipes in the usual way. Some special cutting machines are too expensive to adapt to pipes of different calibers, which affects cutting efficiency.

Contents of the invention

The purpose of the present invention is to provide a super-large diameter pipe rotary cutting device to solve the problems raised in the above-mentioned background technology.

To achieve the above object, the present invention provides the following technical solutions:

A rotary cutting device for super-large-diameter pipes, including a supporting roller frame, on which two rotating roller mounting grooves are opened, and rotating roller one and rotating roller two are installed on the two rotating roller mounting grooves, and rotating roller one Parallel to the axial direction of the turning roller 2, the tube blank to be processed is placed on the turning roller 1 and the turning roller 2, and the tube blank is tangent to the turning roller 1 and the turning roller 2, and the tube blank is positioned and fixed. The positioning mechanism, the positioning mechanism includes a cylinder mounting tube, a cylinder three and a roller, the cylinder mounting tube is a prismatic structure with a through hole inside, and a plurality of cylinders three and cylinders are fixed on the outer circumference of the cylinder mounting tube at equal angles. The output end of the third is equipped with a roller mounting seat, each of the roller mounting seats is equipped with a roller, the wheel surface of the roller is in contact with the inner wall of the tube blank, and the end of the cylinder mounting cylinder is fixed to the output end of the cylinder two , Cylinder 2 is fixed on the mounting frame of the positioning mechanism on one side of the support roller frame, the cylinder mounting cylinder is slidably matched with the guide sleeve, and the guide sleeve is fixed on the support roller frame, the output end of cylinder 2 extends into the guide sleeve, and the tube blank There is a cutting mechanism for cutting the tube blank directly above the cylinder, the cylinder two and cylinder three are connected with the external control mechanism, the cutting mechanism is installed on the lifting cross bar, and the lifting cross bar is fixed on the output end of the cylinder one , the cylinder one is installed on the support frame through the cylinder mounting frame, and the support frame is fixed on the support roller frame. The cutting mechanism includes a cutting blade and a motor, and the cutting blade is driven to rotate by the motor.

As a further solution of the present invention: the connection mode between the roller and the roller mounting seat or the roller mounting seat and the cylinder three is an elastic connection, which can make there is a certain margin when the roller contacts the inner wall of the tube blank, while ensuring the contact effect, It can also compensate the error between the axis of the cylinder installation cylinder and the axis of the tube blank.

As a further solution of the present invention: the cross section of the first rotating roller and the second rotating roller is I-shaped, which can prevent the tube blank from moving in the axial direction.

As a further solution of the present invention: the support frame is provided with an opening at the position corresponding to the cutting blade, and the opening extends downward to form an extension, and a chute is provided on the extension, and the two ends of the lifting cross bar slide with the chute Cooperate.

As a further solution of the present invention: the positioning mechanism mounting frame is installed on the ground through the positioning mechanism base, and the positioning mechanism base is provided with a screw mechanism for driving the positioning mechanism mounting frame to move up and down.

As a further solution of the present invention: the bottom of the supporting roller frame is provided with a collecting hopper for collecting waste residue.

As a further solution of the present invention: bearings are also provided between the shaft ends of the first and second rotating rollers and the installation grooves of the rotating rollers.

Compared with the prior art, the beneficial effect of the present invention is: the setting of the positioning mechanism keeps the tube blank in the state of rotation during cutting, ensuring that the position of the tube blank will not change, ensuring the smooth progress of the cutting work, and the setting of the overall structure It can be adjusted according to the diameter of the tube blank to be cut, has a wide range of applications, and has a good market application prospect.

Description of drawings

Fig. 1 is a front view of an ultra-large diameter pipe rotary cutting device.

Fig. 2 is a structural schematic diagram of a positioning mechanism in a super-large diameter pipe rotary cutting device.

Fig. 3 is a left view of an ultra-large diameter pipe rotary cutting device.

In the figure: 1-supporting roller frame, 2-rotating roller 1, 3-rotating roller 2, 4-support frame, 5-positioning mechanism mounting frame, 6-cutting blade, 7-lifting cross bar, 8-cylinder 1, 9 -Cylinder mounting frame, 10-motor, 11-positioning mechanism base, 12-tube blank, 13-positioning mechanism, 14-rotating roller installation groove, 15-cylinder two, 16-guide sleeve, 17-chute, 18-cylinder Install cylinder, 19-cylinder three, 20-roller, 21-roller mount.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to Figures 1 to 3. In an embodiment of the present invention, a super-large-diameter pipe rotary cutting device includes a supporting roller frame 1, and two rotating roller mounting grooves 14 are opened on the supporting roller frame 1, and the two rotating rollers are installed. Rotating roller one 2 and rotating roller two 3 are installed respectively on the groove 14, and the axial direction of rotating roller one 2 and rotating roller two 3 is parallel, and the tube blank 12 to be processed is placed on the rotating roller one 2 and rotating roller two 3, the tube The billet 12 is tangent to the rotating roller 1 2 and the rotating roller 2 3. The tube blank 12 is provided with a positioning mechanism 13 for positioning and fixing the tube blank 12. The positioning mechanism 13 includes a cylinder mounting tube 18, a cylinder 3 19 and rollers. 20. The cylinder installation cylinder 18 is a prismatic structure with a through hole inside, and the outer circumference of the cylinder installation cylinder 18 is fixed with a plurality of cylinders three 19 at equal angles, and a roller mounting seat 21 is installed on the output end of the cylinder three 19, Rollers 20 are installed on each of the roller mounts 21, the wheel surface of the rollers 20 is in contact with the inner wall of the tube blank 12, the end of the cylinder mounting tube 18 is fixed to the output end of the cylinder two 15, and the cylinder two 15 is fixed On the positioning mechanism mounting frame 5 on one side of the support roller frame 1, the cylinder mounting tube 18 is slidingly matched with the guide sleeve 16, and the guide sleeve 16 is fixed on the support roller frame 1, and the output end of the cylinder 2 15 extends into the guide sleeve 16 Inside, when working, the cylinder two 15 can be controlled to extend, and at this time, the cylinder two 15 drives the cylinder installation tube 18 to protrude from the guide sleeve 16, and moves to the inside of the tube blank 12, at this time, the cylinder three 19 is controlled to extend, and the rollers 20 moves outward, so that the roller 20 is in contact with the inner wall of the tube blank 12. A cutting mechanism for cutting the tube blank 12 is provided directly above the tube blank 12. When the cutting mechanism cuts the tube blank 12, it is subjected to the frictional force so that The tube blank 12 rotates relative to the rotating roller 1 2 and the rotating roller 2 3, and due to the setting of the positioning mechanism 13, the roller 20 and the tube blank 12 rotate relatively to ensure that the position of the tube blank 12 will not change and ensure the smoothness of the cutting work. Carry out smoothly, described cylinder two 15 and cylinder three 19 are all connected with external control mechanism.

The cutting mechanism includes a cutting blade 6 and a motor 10, the cutting blade 6 is driven to rotate by the motor 10, and can cut the tube blank.

The cutting mechanism is installed on the lifting cross bar 7, and the lifting cross bar 7 is fixed on the output end of the cylinder one 8, and the cylinder one 8 is installed on the support frame 4 through the cylinder mounting frame 9, and the support frame 4 is fixed on the support roller frame 1 Above, the cylinder one 8 can drive the relative position of the cutting blade 6 and the tube blank 12 to change, so as to facilitate the driving of the cutting blade 6 to move downward so as to make it contact with the tube blank 12 and cut the tube blank 12 .

The support frame 4 is provided with an opening at a position corresponding to the cutting blade 6 , and the opening extends downward to form an extension, and a chute 17 is provided on the extension, and the two ends of the elevating bar 7 are slidably matched with the chute 17 .

The positioning mechanism mounting frame 5 is installed on the ground through the positioning mechanism base 11, and the positioning mechanism base 11 is provided with a screw mechanism for driving the positioning mechanism mounting frame 5 lifting motion, which can realize the vertical position of the positioning mechanism 13. The change is easy to adapt to pipes of different diameters.

The bottom of the support roller frame 1 is provided with a collecting hopper for collecting waste slag, which can collect waste shavings generated during cutting.

Bearings are also arranged between the shaft ends of the first rotating roller 2 and the second rotating roller 3 and the installing groove 14 of the rotating roller.

The connection mode between the roller 20 and the roller mounting seat 21 or the roller mounting seat 21 and the cylinder three 19 is an elastic connection, which can make there is a certain margin when the roller 20 contacts the inner wall of the tube blank 12, ensuring the contact effect and at the same time The error between the axis of the cylinder mounting cylinder 18 and the axis of the tube blank 12 can be compensated.

The section of the first rotating roller 2 and the second rotating roller 3 is I-shaped, which can prevent the tube blank 12 from moving in the axial direction.

The working principle of the present invention is: when working, the tube blank 12 to be cut is placed on the first rotating roller 2 and the second rotating roller 3, and the height of the positioning mechanism 13 is adjusted through the screw mechanism, so that the cylinder 18 is installed in the positioning mechanism 13 The axis coincides with the axis of the tube blank 12, and then the second cylinder 15 is controlled to extend. At this time, the second cylinder 15 drives the cylinder installation tube 18 to protrude from the guide sleeve 16 and moves to the inside of the tube blank 12. At this time, the third cylinder 19 is controlled. Stretch out, the roller 20 moves outward, so that the roller 20 is in contact with the inner wall of the tube blank 12, after the positioning is completed, the control cylinder one 8 extends out, drives the cutting blade 6 to move downward, makes it contact with the tube blank 12, and turns on the motor 10 , to cut the tube blank 12, when cutting, the tube blank 12 is subjected to the frictional force to make the tube blank 12 rotate relative to the rotating roller 1 2 and the rotating roller 2 3, and due to the setting of the positioning mechanism 13, the roller 20 and the tube blank 12 are relatively rotated. Rotate to ensure that the position of the tube blank 12 will not change, and ensure the smooth progress of the cutting work. After the cutting is completed, turn off the motor 10, and control the first cylinder 8, the third cylinder 19 and the second cylinder 15 to retract in sequence, and the cut can be completed. Tube blank 12 is taken off.

It will be apparent to those skilled in the art that the invention is not limited to the details of the above-described exemplary embodiments, but that the invention can be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Accordingly, the embodiments should be regarded in all points of view as exemplary and not restrictive, the scope of the invention being defined by the appended claims rather than the foregoing description, and it is therefore intended that the scope of the invention be defined by the appended claims rather than by the foregoing description. All changes within the meaning and range of equivalents of the elements are embraced in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (7)

1. A super-large-caliber pipe rotary cutting device, comprising a supporting roller frame, characterized in that, the supporting roller frame is provided with two rotating roller mounting grooves, and rotating roller one and rotating roller are respectively installed on the two rotating roller mounting grooves. Roller 2, the axial direction of turning roller 1 and turning roller 2 is parallel, and the tube blank to be processed is placed on turning roller 1 and turning roller 2, and the tube blank is tangent to turning roller 1 and turning roller 2. The positioning mechanism for positioning and fixing the tube blank. The positioning mechanism includes a cylinder installation cylinder, a cylinder three and a roller. The cylinder installation cylinder is a prismatic structure with a through hole inside. A plurality of cylinders three, the output end of the cylinder three is equipped with a roller mounting seat, each of the roller mounting seats is equipped with a roller, the wheel surface of the roller is in contact with the inner wall of the tube blank, and the end of the cylinder mounting cylinder is in contact with the inner wall of the tube blank. The output end of the cylinder 2 is fixed, and the cylinder 2 is fixed on the positioning mechanism mounting frame on one side of the supporting roller frame. In the guide sleeve, there is a cutting mechanism for cutting the tube blank directly above the tube blank. Both the cylinder two and the cylinder three are connected with the external control mechanism. The cutting mechanism is installed on the lifting cross bar, and the lifting cross bar is fixed on the On the output end of the cylinder one, the cylinder one is installed on the support frame through the cylinder mounting frame, and the support frame is fixed on the supporting roller frame. The cutting mechanism includes a cutting blade and a motor, and the cutting blade is driven to rotate by the motor. 2. A super-large-diameter pipe rotary cutting device according to claim 1, characterized in that, the connection between the roller and the roller mounting seat or the roller mounting seat and the cylinder three is elastic connection. 3. A super-large diameter pipe rotary cutting device according to claim 2, characterized in that the cross-sections of the first rotating roller and the second rotating roller are I-shaped. 4. A super-large diameter pipe rotary cutting device according to claim 3, characterized in that, the support frame is provided with an opening at a position corresponding to the cutting blade, and the opening extends downward to form an extension, and the extension is provided with a There is a chute, and the two ends of the lifting cross bar are slidably matched with the chute. 5. A super-large-diameter pipe rotary cutting device according to claim 4, characterized in that, the positioning mechanism mounting frame is installed on the ground through the positioning mechanism base, and the positioning mechanism base is provided with a drive positioning mechanism mounting frame Lead screw mechanism for lifting movement. 6 . The ultra-large-diameter pipe rotary cutting device according to claim 5 , wherein a collecting hopper is provided at the bottom of the supporting roller frame for collecting waste residue. 7 . 7. A super-large diameter pipe rotary cutting device according to claim 6, characterized in that, bearings are provided between the shaft ends of the first and second rotating rollers and the installation grooves of the rotating rollers.