CN210359869U

CN210359869U - Auxiliary supporting device for circular tube cutting

Info

Publication number: CN210359869U
Application number: CN201920582689.1U
Authority: CN
Inventors: 李峰西; 王翠萍
Original assignee: Shandong Leiming CNC Laser Equipment Co Ltd
Current assignee: Shandong Leiming CNC Laser Equipment Co Ltd
Priority date: 2019-04-25
Filing date: 2019-04-25
Publication date: 2020-04-21
Anticipated expiration: 2029-04-25

Abstract

The utility model relates to a laser pipe cutting machine auxiliary device field especially relates to an auxiliary stay device for pipe cutting, middle part auxiliary stay when can playing the tubular product cutting to and the effect of replacing the chuck. An auxiliary supporting device for cutting a circular tube comprises a base, a lifting seat and a clamping arm; the lifting seat is connected with the base through a lifting device and can reciprocate in the vertical direction; the clamping arms are arranged in a bilateral symmetry mode and are connected with the lifting seat through a translation device, the clamping arms can reciprocate in the horizontal direction, inclined supporting portions are arranged at the tops of the clamping arms, and the supporting portions are V-shaped. The device can play the role of auxiliary supporting of the middle part of the pipe between the front chuck and the rear chuck and can replace the front chuck to be used for cutting the pipe with the large pipe diameter.

Description

Auxiliary supporting device for circular tube cutting

Technical Field

The utility model relates to a laser pipe cutting machine auxiliary device field especially relates to an auxiliary stay device for pipe cutting.

Background

The laser pipe cutting machine has powerful functions, can meet the cutting requirements of pipes in various shapes, can cut cylinders and intersecting line holes in different directions and different diameters on a main pipe, can cut an oblique-section end face on the end part of a circular pipe, is suitable for metal pipes such as stainless steel, carbon steel, alloy steel, aluminum, copper, titanium and the like, and has excellent processing effect on various high-hardness and brittle alloy materials. The laser pipe cutting machine is widely applied to industries such as oil exploration, lamps, metal processing, hardware and the like, and has the greatest advantages of high precision and high speed.

When using laser pipe cutting machine cutting pipe, it is tight to press from both sides the tubular product front end by the preceding chuck of lathe bed front end usually, then presss from both sides tight the tubular product rear end by the back chuck of lathe bed rear end, and when tubular product is longer, because two strong points are far away, tubular product can produce flagging because of dead weight mid portion, and the circular pipe precision of cutting out like this is relatively poor.

In addition, the front end chuck of the laser pipe cutting machine is an air chuck, the clamping can be only realized on the outer side of the pipe, when the pipe with a larger pipe diameter needs to be cut, the air chuck with a larger size needs to be used correspondingly, so that the size of the whole equipment is increased, but the pipe diameter of the pipe which needs to be cut usually does not exceed 220mm, the pipe with the large pipe diameter has fewer service conditions, if the chuck is designed for the pipe with the large pipe diameter alone, the cost is too high, and the clamping of the existing chuck is difficult to realize.

SUMMERY OF THE UTILITY MODEL

The utility model provides an above-mentioned not enough to prior art, the utility model provides an auxiliary stay device for pipe cutting can play the middle part auxiliary stay when tubular product cutting to and replace the effect of chuck.

The utility model provides a scheme as follows:

an auxiliary supporting device for cutting a circular tube comprises a base, a lifting seat and a clamping arm;

the lifting seat is connected with the base through a lifting device and can reciprocate in the vertical direction;

the clamp arm is two, and bilateral symmetry sets up, passes through the translation device with the lift seat and is connected, the clamp arm can be at the reciprocating motion in the horizontal direction, and the top is equipped with the supporting part of slope, two the supporting part is "eight" font.

Can play the effect of middle part auxiliary stay to the longer tubular product of length through auxiliary stay device, when needs cutting large-diameter tubular product, can use the back chuck of pipe cutting machine to realize the rear end clamping, and the front end then can realize supporting role through this device, need not use preceding chuck. The positions of the lifting seat and the clamping arm are adjustable, and the lifting seat can adapt to pipes with different pipe diameters.

Preferably, the lifting device comprises a vertical screw rod and a vertical guide rod. The vertical lead screw is used for realizing the lifting of the lifting seat, the vertical guide rod ensures that the lifting seat can vertically translate, and the position accuracy of the lifting seat is ensured.

Preferably, the top of the vertical screw rod is fixedly connected with the lifting seat, and the vertical screw rod is in threaded connection with the base. The lead screw can extend downwards through the base, and the work of parts above the lifting seat is not influenced.

Preferably, the base is provided with a vertical adjusting device, the vertical adjusting device comprises a worm gear mechanism, the worm gear is in threaded connection with the vertical lead screw, and the worm is connected with a vertical driving device. The worm and gear mechanism is accurate in adjustment and easy to realize self-locking.

Preferably, the translation device comprises a horizontal lead screw and a horizontal guide rod. The horizontal lead screw is used for realizing the translation of the clamping arm, and the horizontal guide rod ensures that the clamping arm can horizontally translate, thereby ensuring the accuracy of the position of the clamping arm.

Preferably, the thread directions of the two ends of the horizontal screw rod are opposite, the thread pitches of the two ends of the horizontal screw rod are the same, the two ends of the horizontal screw rod are respectively in threaded connection with the two clamping arms, and one end of the horizontal screw rod is connected with the horizontal driving device. Through the lead screws with the two opposite ends, synchronous reverse motion of the two clamping arms can be realized, the two clamping arms are always kept in a symmetrical state, and the axes of different pipes are located in the same vertical plane.

Preferably, the clamping arm is connected with a horizontal guide rod in a sliding mode, and the horizontal guide rod is fixedly connected with the lifting seat. The clamping arm can slide on the horizontal guide rod.

Preferably, at least one group of universal balls or guide wheels is arranged on the opposite side of the two supporting parts from inside to outside. When the pipe is placed above the clamping arm, the universal ball or the guide wheel can enable the pipe to rotate around the axial direction, so that the pipe can move on the device conveniently.

The utility model discloses following beneficial effect has:

1. the middle part of the pipe can be supported, and the middle part of the pipe with longer length is prevented from bending due to gravity;

2. the supporting function can be realized at the front end of the pipe with larger pipe diameter to replace a front chuck;

3. the width and the height of the clamping arm are adjustable, and the clamping arm is suitable for cutting pipes of various sizes.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic front view of the present invention;

FIG. 3 is a side schematic view of the present invention;

in the figure, 1-base, 2-lifting seat, 3-clamping arm, 4-lifting device, 5-translation device, 31-supporting part, 32-universal ball, 41-vertical screw rod, 42-vertical guide rod, 43-vertical adjusting device, 44-first hand wheel, 51-horizontal screw rod, 52-horizontal guide rod and 53-second hand wheel.

Detailed Description

In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below 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, but 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 shall belong to the protection scope of the present invention.

As shown in fig. 1 to 3, the present embodiment provides an auxiliary supporting device for circular tube cutting, including a base 1, a lifting seat 2 and two clamping arms 3, wherein the lifting seat 2 can realize a reciprocating motion in a vertical direction above the base 1 through a lifting device 4, the two clamping arms 3 are bilaterally symmetric, and can horizontally reciprocate on the lifting seat 2 through a translation device 5.

The lifting device 4 comprises a vertical lead screw 41 and a vertical guide rod 42, the top of the vertical lead screw 41 is fixedly connected with the lifting seat 2, the lower part of the vertical lead screw is connected with a vertical adjusting device 43, the vertical adjusting device 43 comprises a worm gear mechanism, a worm wheel of the worm gear mechanism is in threaded connection with the vertical lead screw 41, the worm is connected with a first hand wheel 44, and the worm gear mechanism is fixed on the base 1. The top of the vertical guide rod 42 is fixedly connected with the lifting seat 2, and the lower part of the vertical guide rod is connected with the base 1 in a sliding way through a linear bearing. The first hand wheel 44 is a vertical drive.

The translation device 5 comprises a horizontal lead screw 51 and a horizontal guide rod 52, wherein the two ends of the horizontal lead screw 51 are opposite in thread direction and same in thread pitch, and one end of the horizontal lead screw is connected with a second hand wheel 53. Two ends of the horizontal guide rod 52 are fixedly connected with the lifting seat 2, and the clamping arm 3 is connected with the horizontal guide rod 52 in a sliding manner through a linear bearing. The second hand wheel 53 is a horizontal driving device.

3 bilateral symmetry of arm lock sets up, and the top is the supporting part 31 of slope, and two supporting parts 31 are down "eight" font, and relative one side is equipped with universal ball 32, universal ball 32 is the multiunit, and the array direction of every group all is parallel with the tubular product axial, and multiunit universal wheel 32 is parallel arrangement from inside to outside.

The height of the lifting seat 2 can be adjusted through the first hand wheel 44, and the distance between the two clamping arms 3 can be adjusted through the second hand wheel 53, so that the lifting seat is suitable for pipes with different pipe diameters. The base 1 of the device can be fixed on a pipe cutting machine, and when a pipe with a longer length is cut, the device is arranged between a front chuck and a rear chuck to play a role in auxiliary support; when cutting the great tubular product of pipe diameter, with the rear end clamping of tubular product on the chuck of back, the front end is placed on this device, and this device can replace preceding chuck to play the supporting role.

Although the present invention has been described in detail by referring to the drawings in conjunction with the preferred embodiments, the present invention is not limited thereto. Without departing from the spirit and substance of the present invention, any person skilled in the art can easily think of changes or substitutions within the technical scope of the present invention, and all such changes or substitutions are covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides an auxiliary stay device for pipe cutting which characterized in that: comprises a base (1), a lifting seat (2) and a clamping arm (3);

the lifting seat (2) is connected with the base (1) through a lifting device (4) and can reciprocate in the vertical direction;

the utility model discloses a lift, including lift seat (2), arm lock (3), the horizontal direction reciprocating motion of arm lock (3) is connected through translation device (5) with lift seat (2), arm lock (3) can be in the horizontal direction, and the top is equipped with supporting part (31) of slope, two supporting part (31) are down "eight" font.

2. The auxiliary supporting device for round pipe cutting as claimed in claim 1, wherein: the lifting device (4) comprises a vertical screw rod (41) and a vertical guide rod (42).

3. An auxiliary supporting device for round tube cutting as claimed in claim 2, wherein: the top of the vertical screw rod (41) is fixedly connected with the lifting seat (2), and the vertical screw rod (41) is in threaded connection with the base (1).

4. An auxiliary supporting device for round tube cutting as claimed in claim 3, wherein: the base (1) is provided with a vertical adjusting device (43), the vertical adjusting device (43) comprises a worm gear mechanism, the worm gear is in threaded connection with a vertical lead screw (41), and the worm is connected with a vertical driving device.

5. The auxiliary supporting device for round pipe cutting as claimed in claim 1, wherein: the translation device (5) comprises a horizontal lead screw (51) and a horizontal guide rod (52).

6. An auxiliary supporting device for round tube cutting as claimed in claim 5, wherein: the thread directions of two ends of the horizontal screw rod (51) are opposite, the thread pitches are the same, the two ends of the horizontal screw rod are respectively in threaded connection with the two clamping arms (3), and one end of the horizontal screw rod (51) is connected with a horizontal driving device.

7. An auxiliary supporting device for round tube cutting as claimed in claim 5, wherein: the clamping arm (3) is connected with the horizontal guide rod (52) in a sliding mode, and the horizontal guide rod (52) is fixedly connected with the lifting seat (2).

8. An auxiliary supporting device for round pipe cutting according to any one of claims 1 to 7, wherein: at least one group of universal balls (32) or guide wheels are arranged on one side, opposite to the two supporting parts (31), from inside to outside.