CN210254481U

CN210254481U - Pipe cutting machine

Info

Publication number: CN210254481U
Application number: CN201921305751.9U
Authority: CN
Inventors: 陈向林; 邓靖强; 魏新; 周勇
Original assignee: Hubei Zhongshuo Technology Co ltd
Current assignee: Hubei Zhongshuo Technology Co ltd
Priority date: 2019-08-12
Filing date: 2019-08-12
Publication date: 2020-04-07
Anticipated expiration: 2029-08-12

Abstract

The utility model relates to the technical field of pipe cutting equipment, and discloses a pipe cutting machine, which comprises an outer frame, two fixing frames and two bidirectional screw rods, wherein the outer frame is a cavity with two open ends, two motors of four numbers are respectively arranged outside two side walls of the outer frame, the output end of the motor of four numbers is provided with a rotating shaft of two numbers, a fixing frame is arranged between two opposite rotating shafts of two numbers, and the two bidirectional screw rods simultaneously penetrate through the top surface and the bottom surface of the outer frame; the utility model discloses a square pipe and the pipe of different specifications are held to two fixed frame, avoid lasting the cutting through two cutting piece combinations, reduce the cutting piece temperature, increase of service life, the stability of cutting has also effectually been kept greatly to the stable propulsion of lead screw and two-way screw rod, defects such as burr are reduced, the part of upset pipe fitting has been saved, fixed frame is fit for the tubular product of different gears and shape, stability is improved, overall structure is simple, stability is strong, high durability and convenient use, be worth wideling popularize.

Description

Pipe cutting machine

Technical Field

The utility model relates to a tubular product cutting equipment technical field specifically is a tubular product cutting machine.

Background

The pipe is a device for conveying gas, liquid or fluid with solid particles, generally, the fluid flows from a high-pressure part to a low-pressure part of a pipeline after being pressurized by a blower, a compressor, a pump, a boiler and the like, and can also be conveyed by utilizing the pressure or gravity of the fluid, the pipe is widely used in water supply, water drainage, heat supply, gas supply, long-distance oil and gas conveying, agricultural irrigation, hydraulic engineering and various industrial devices, the pipe is in a continuous long pipe shape in actual production and needs to be cut into pipe finished products with different lengths according to requirements, and in addition, the long pipe needs to be cut for facilitating the transportation and the actual use requirements of the pipe. The pipe in the prior art is often cut off in a manual mode when being cut. Not only at the bottom of efficient, and intensity of labour is big, can't directly cut off tubular product when the cuttable region of cutting piece is less than the tubular product diameter, or artifical upset tubular product, or artifical upset cutting machine, the operation degree of difficulty is high, especially when tubular product thickness is thicker, when the cutting piece is high-speed rotatory, the tubular product incision terminal surface of laminating for a long time, form burr or breach easily at tubular product incision department, use and cause the potential safety hazard to the follow-up processing of tubular product, cutting piece temperature rising still can accelerate cutting piece wearing and tearing simultaneously, most tubular product is held up or the foot is stepped on alone by artifical hand when the cutting, be not convenient for cutting operation, if tubular product density is higher or when tubular product wall is thicker, tubular product rotates easily in the cutting process, the cutting degree of difficulty is high, and the condition.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the prior art, the utility model aims to provide a pipe cutting machine.

The utility model discloses the technical scheme who adopts does:

a pipe cutting machine comprises an outer frame, two fixing frames, two-way screw rods, a first transverse plate and a second transverse plate, wherein the outer frame is a cavity with two open ends, two fourth motors are respectively arranged outside two side walls of the outer frame, the output end of each fourth motor is provided with a second rotating shaft, the end part of each second rotating shaft, far away from the corresponding fourth motor, penetrates through the side wall of the outer frame and extends into the outer frame, a fixing frame is arranged between the two opposite second rotating shafts, the top surface and the ground of each fixing frame are provided with arc grooves, two reinforcing ribs are arranged inside each fixing frame, the end part of each second rotating shaft, far away from the corresponding fourth motor, is connected with the reinforcing ribs, the two-way screw rods respectively penetrate through the top surface and the bottom surface of the outer frame and are parallel to each other, the two-way screw rods are arranged between the two fixing frames, the utility model discloses a No. one motor, including the body of rod, No. one the body of rod with be equipped with the bearing between the frame, No. one the body of rod with No. two body of rod junctions is equipped with the retaining ring No. one, No. two the body of rod with No. three body of rod junctions is equipped with the retaining ring No. two, No. three the body of rod with be equipped with the bearing No. two between the frame, be equipped with first thread groove on the body of rod, be equipped with second thread groove on No. three the body of rod, first thread groove is opposite with second thread groove's screw thread direction, be equipped with a motor on the lateral wall of frame, the output of a motor with the end connection of No. two the bodies.

The two first rod bodies respectively penetrate through the first transverse plate, the first transverse plate is in threaded connection with the first rod body, the two third rod bodies respectively penetrate through the second transverse plate, the second transverse plate is in threaded connection with the third rod body, two motors are respectively arranged on the side face, close to the second transverse plate, of the first transverse plate and the side face, close to the first transverse plate, of the second transverse plate, the output end of each motor is connected with a lead screw, a first positioning block is arranged at the end part, far away from the second motor, of each lead screw, a sliding block is arranged on the two lead screws on the same side, the sliding blocks are in threaded connection with the lead screws, a third motor is arranged on the side wall of each sliding block, the output end of the third motor is connected with a first rotating shaft, a cutting piece is arranged at the end part, far away from the third motor, of each transverse plate and each transverse plate are provided with a positioning chute, the middle part of the second positioning block is provided with a third positioning block, the end part of the second positioning block, which is close to the inner wall of the outer frame, is provided with a bolt, the bolt is in threaded connection with the second positioning block, the side wall of the third motor, which is close to the second positioning block, is provided with a press switch, and the press switch is electrically connected with the second motor.

As a further aspect of the present invention: no. two motors on the diaphragm with No. two locating pieces on the diaphragm establish at the homonymy.

As a further aspect of the present invention: the length of the second rod body is larger than the diameter of the cutting blade.

As a further aspect of the present invention: the second positioning block is perpendicular to the third positioning block.

As a further aspect of the present invention: the length of the third positioning block is larger than the height of the positioning sliding groove.

As a further aspect of the present invention: the diameter of the end part of the bolt far away from the second positioning block is larger than the height of the positioning sliding groove.

The utility model has the advantages that:

the pipe cutting machine bears the pipe to be cut through the two fixing frames, the four motors drive the two fixing frames to rotate in opposite directions to clamp square pipes and round pipes with different specifications, the first motor drives the two-way screw to rotate to drive the two transverse plates to move close to and separate from each other at the same time so as to adjust the relative positions of the two cutting pieces, the pipe to be cut penetrates out from the two transverse plates, the second motor drives the screw rod to rotate to push the two cutting pieces to advance to cut the pipe, the position of the second positioning block is adjusted in advance according to the width of the pipe to be cut, the push switch is enabled to touch the second positioning block in the advancing process to stop the advancing driving of the second motor, the first motor drives the two-way screw to rotate to drive the two transverse plates to close to complete the cutting of the pipe, the two cutting pieces are combined in the whole process to avoid continuous, the service life of the pipe fitting is prolonged, stable propulsion of the screw rod and the bidirectional screw rod greatly effectively keeps stability of cutting, the defects of burrs and the like are reduced, parts of a turnover pipe fitting are omitted, the fixing frame is suitable for pipes of different gears and shapes, stability is improved, the whole structure is simple, stability is high, use is convenient, and the pipe fitting is worth widely popularizing.

Drawings

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

Fig. 2 is a schematic sectional view of the second embodiment of the present invention.

Fig. 3 is a schematic diagram of the internal structure of the outer frame after being partially cut open.

Fig. 4 is a schematic sectional view of the bidirectional screw rod shown in fig. 3 according to the present invention.

Fig. 5 is a partial rear view of the slide of fig. 3 according to the present invention.

Fig. 6 is a schematic structural view of the bidirectional screw of the present invention.

Fig. 7 is a schematic sectional view of the joint between the screw rod and the first positioning block of the present invention.

Fig. 8 is a schematic sectional view of the second positioning block of the present invention.

Fig. 9 is a schematic view of a cross-sectional structure of the slider according to the present invention.

Fig. 10 is a schematic structural view of the fixing frame of the present invention when holding a square tube.

Fig. 11 is a schematic cross-sectional view of fig. 10 of the present invention.

Fig. 12 is a schematic structural view of the fixing frame of the present invention when holding a round tube.

In the figure: 1-an outer frame; 2-fixing the frame; 201-reinforcing ribs; 202-arc groove; 3-a bidirectional screw; 301-rod body I; 302-rod II; 303-rod III; 4-motor number one; 5-a transverse plate; 6-second transverse plate; 7-bearing number one; 701-first check ring; 702-No. two retaining rings; 703-bearing number two; 8-motor II; 9-a screw rod; 10-a slide block; 11-a positioning block; 12-motor III; 1201-spindle; 1202-push switch; 13-motor four; 1301-second rotating shaft; 14-cutting the slices; 15-second positioning block; 1501-bolts; 16-third positioning block; 17-positioning sliding groove; 18-a first threaded groove; 1801-a second threaded recess; 19-square tube; 1901-round tube.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific embodiments. The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product;

in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, 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.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 according to specific situations by those skilled in the art.

Example 1

As shown in fig. 1-9, a pipe cutting machine comprises an outer frame 1, two fixing frames 2, two-way screws 3, a first transverse plate 5 and a second transverse plate 6, wherein the outer frame 1 is a cavity with two open ends, two motors 13 are respectively arranged outside two side walls of the outer frame 1, two rotating shafts 1301 are arranged at the output ends of the motors 13, the end parts of the two rotating shafts 1301 far away from the motors 13 penetrate through the side walls of the outer frame 1 and extend into the outer frame 1, one fixing frame 2 is arranged between the two opposite rotating shafts 1301, arc grooves 202 are arranged on the top surface and the ground of the fixing frame 2, two reinforcing ribs 201 are arranged inside each fixing frame 2, the end parts of the two rotating shafts 1301 far away from the motors 13 penetrate through the side walls of the outer frame 1 and are connected with the reinforcing ribs 201, the two-way screws 3 simultaneously penetrate through the top surface and the bottom surface of the outer frame 1 and are parallel to, two-way screw rod 3 is connected gradually by a body of rod 301, No. two bodies of rod 302 and No. three bodies of rod 303 and constitutes, a body of rod 301 with be equipped with bearing 7 between the frame 1, a body of rod 301 with No. two body of rod 302 junctions are equipped with retaining ring 701, No. two bodies of rod 302 with No. three body of rod 303 junctions are equipped with No. two retaining rings 702, No. three bodies of rod 303 with be equipped with No. two bearing 703 between the frame 1, be equipped with first thread groove 18 on the body of rod 301, be equipped with second thread groove 1801 on the body of rod 303, first thread groove 18 and second thread groove 1801's screw thread opposite direction, be equipped with a motor 4 on the lateral wall of frame 1, a motor 4's output with the end connection of No. two bodies of rod 302 is kept away from to body of rod 301.

The two first rod bodies 301 respectively penetrate through the first transverse plate 5, the first transverse plate 5 is in threaded connection with the first rod bodies 301, the two third rod bodies 303 respectively penetrate through the second transverse plate 6, the second transverse plate 6 is in threaded connection with the third rod bodies 303, the side face, close to the second transverse plate 6, of the first transverse plate 5 and the side face, close to the first transverse plate 5, of the second transverse plate 6 are respectively provided with two second motors 8, the output end of each second motor 8 is connected with a lead screw 9, the end portion, far away from the second motor 8, of each lead screw 9 is provided with a first positioning block 11, two lead screws 9 on the same side are provided with a sliding block 10, the sliding block 10 is in threaded connection with the lead screws 9, the side wall of the sliding block 10 is provided with a third motor 12, the output end of the third motor 12 is connected with a first rotating shaft 1201, and the end portion, far away from the third motor 12, no. 5 diaphragms of diaphragm and No. 6 lateral walls of diaphragm respectively are equipped with location spout 17, be equipped with No. two locating pieces 15 in the location spout 17, No. two locating pieces 15 middle parts are equipped with No. three locating pieces 16, No. two locating pieces 15 are close to the tip of frame 1 inner wall and are equipped with bolt 1501, bolt 1501 and No. two locating piece 15 threaded connection, No. three motor 12 are equipped with press switch 1202 on being close to the lateral wall of No. two locating pieces 15, press switch 1202 with No. two motor 8 electric connection.

Two cutting pieces 14 are located the diagonal angle department of frame 1, totally four motors 8 No. two, two are two lead screws 9 rotations on a set of drive diaphragm, first screw thread recess 18 on the body of rod 301 and the screw thread opposite direction of second screw thread recess 1801 on the body of rod 302 No. two, when two-way screw 3 was rotatory promptly, diaphragm 5 and diaphragm 6 No. two were closing together or separating simultaneously on the body of rod 301 and body of rod No. two respectively under the restraint of retaining ring 701 and retaining ring 702 No. two, avoid two cutting pieces 14 mutual interference

As shown in fig. 10 to 12, the two fourth motors 13 are operated by power to rotate the two fixing frames 2 in opposite directions, and the square pipes 19 are held between the upper and lower portions of the fixing frames 2, and the rotation directions of the two fixing frames 2 are opposite to each other, so that the pipe members can be held at the center of the outer frame 1, and the arc grooves 202 of the fixing frames 2 can also hold the arc-shaped side surfaces of the circular pipes 1901, thereby maintaining the holding stability of the circular pipes 1901.

A pipe to be cut penetrates through the center of an outer frame 1 and is placed in two fixed frames 2, a fourth motor 13 is electrified to drive the fixed frames 2 to rotate until the fixed frames 2 clamp the pipe, two first motors 4 are electrified to work to drive a two-way screw rod 3 to rotate, a first transverse plate 5 and a second transverse plate 6 are close to or separated from each other at the same time, after the relative position of a cutting piece 14 is adjusted, a second positioning block 15 slides in a positioning chute 17, a bolt 1501 is screwed when the distance between the two second positioning blocks 15 is adjusted to be slightly larger than the width of the pipe to be cut, a third positioning block 16 and the bolt 1501 clamp the transverse plates, a second motor 8 on the first transverse plate 5 and the second transverse plate 6 are electrified to work to respectively drive four screw rods 9 to rotate, a sliding block 10 slides on the screw rods 9 to drive a third motor 12 to advance, the third motor 12 is electrified to drive the cutting piece 14 to rotate, and, two cutting pieces 14 begin to cut tubular product simultaneously, when press switch 1202 on No. three motor 12 lateral walls touches No. two locating pieces 15, press switch 1202 breaks off the electric connection of No. two motors 8 and power, slider 10 stops moving, two cutting pieces 14 are in the oblique diagonal department of frame 1 once more, two motors 4 circular telegram work once more this moment, two-way screw rod 3 is rotatory, drive diaphragm 5 and diaphragm 6 and draw close once more, two cutting pieces 14 will wait the tubular product of cutting and cut off completely at the removal in-process, accomplish the cutting of tubular product.

The utility model uses two fixed frames to bear the pipe to be cut, drives two fixed frames to rotate in opposite directions through a fourth motor, clamps square pipes and round pipes with different specifications, drives a bidirectional screw rod to rotate to drive two transverse plates and simultaneously draw together and separate to move, thereby adjusting the relative positions of the two cutting sheets, the pipe to be cut penetrates out from between the two transverse plates, drives a screw rod to rotate through a second motor, pushes the two cutting sheets to advance to cut the pipe, adjusts the position of a second positioning block according to the width of the pipe to be cut in advance, enables a push switch to touch the second positioning block to stop the advancing driving of the second motor in the advancing process, drives the two transverse plates to draw together to complete the cutting of the pipe through the bidirectional screw rod driven by the first motor, avoids continuous cutting through the combination of the two cutting sheets in the whole process, reduces the temperature of the cutting sheets, prolongs the service life, the stable propulsion of lead screw and two-way screw also effectually has kept the stationarity of cutting greatly, reduces defects such as burr, has saved the part of upset pipe fitting, and fixed frame is fit for the tubular product of different gears and shape, improves stability, and overall structure is simple, and stability is strong, and convenient to use is worth wideling popularize.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A pipe cutting machine is characterized in that: the double-shaft bidirectional screw rod fixing frame comprises an outer frame, two fixing frames, two bidirectional screw rods, a first transverse plate and a second transverse plate, wherein the outer frame is a cavity with two open ends, two fourth motors are respectively arranged outside two side walls of the outer frame, two rotating shafts are arranged at the output ends of the four motors, the end parts of the second rotating shafts, far away from the four motors, penetrate through the side walls of the outer frame and extend into the outer frame, a fixing frame is arranged between the two opposite rotating shafts, arc grooves are formed in the top surface of the fixing frame and the ground, two reinforcing ribs are arranged inside each fixing frame, the end parts of the second rotating shafts, far away from the four motors, are connected with the reinforcing ribs, the two bidirectional screw rods respectively penetrate through the top surface and the bottom surface of the outer frame and are parallel to each other, the two bidirectional screw rods are arranged between the two fixing frames, the bidirectional screw is formed by sequentially connecting a first rod body, a second rod body and a third rod body, a first bearing is arranged between the first rod body and the outer frame, a first check ring is arranged at the joint of the first rod body and the second rod body, a second check ring is arranged at the joint of the second rod body and the third rod body, a second bearing is arranged between the third rod body and the outer frame, a first threaded groove is formed in the first rod body, a second threaded groove is formed in the third rod body, and the thread directions of the first threaded groove and the second threaded groove are opposite;

the two first rod bodies respectively penetrate through the first transverse plate, the first transverse plate is in threaded connection with the first rod body, the two third rod bodies respectively penetrate through the second transverse plate, the second transverse plate is in threaded connection with the third rod body, two second motors are respectively arranged on the side face, close to the second transverse plate, of the first transverse plate and the side face, close to the first transverse plate, of the second transverse plate, the output end of the second motor is connected with a lead screw, a first positioning block is arranged at the end part, far away from the second motor, of the lead screw, a sliding block is arranged on the two lead screws on the same side, the sliding block is in threaded connection with the lead screw, a third motor is arranged on the side wall of the sliding block, the output end of the third motor is connected with a first rotating shaft, a cutting piece is arranged at the end part, far away from the third motor, of the first rotating shaft, a positioning sliding chute is respectively arranged, the middle part of the second positioning block is provided with a third positioning block, the end part of the second positioning block, which is close to the inner wall of the outer frame, is provided with a bolt, the bolt is in threaded connection with the second positioning block, the side wall of the third motor is provided with a press switch of the second motor, and the press switch faces the second positioning block.

2. The pipe cutting machine according to claim 1, wherein: no. two motors on the diaphragm with No. two locating pieces on the diaphragm establish at the homonymy.

3. The pipe cutting machine according to claim 1, wherein: the length of the second rod body is larger than the diameter of the cutting blade.

4. The pipe cutting machine according to claim 1, wherein: the second positioning block is perpendicular to the third positioning block.

5. The pipe cutting machine according to claim 4, wherein: the length of the third positioning block is larger than the depth of the positioning sliding groove.

6. The pipe cutting machine according to claim 5, wherein: the diameter of the end part of the bolt far away from the second positioning block is larger than the height of the positioning sliding groove.