WO2020215847A1

WO2020215847A1 - Plate and tube all-in-one machine capable of achieving tail material cutting

Info

Publication number: WO2020215847A1
Application number: PCT/CN2020/073268
Authority: WO
Inventors: 常勇
Original assignee: 佛山市宏石激光技术有限公司
Priority date: 2019-04-26
Filing date: 2020-01-20
Publication date: 2020-10-29
Also published as: CN209886919U

Abstract

A plate and tube all-in-one machine capable of achieving tail material cutting, comprising a first lathe bed (1) and a second lathe bed (2), the second lathe bed being arranged close to the first lathe bed; a cross beam (5) is disposed above the first lathe bed, the cross beam is parallel to the width direction of the upper surface of the first lathe bed, and the cross beam is a cantilever beam; a laser cutting head device is provided on the cross beam, and the laser cutting head device comprises a laser cutting head rack and a laser cutting head (10); a camera is provided on the laser cutting head device, and the camera is electrically connected to a control system of the plate and tube all-in-one machine; when the camera detects that the length of a remaining pipe is short, the laser cutting head moves behind a front chuck, and a pipe is clamped by a rear chuck and is cut. Compared to existing laser plate and pipe cutting all-in-one machines, the production of tail material of a pipe may be reduced for the described plate and tube all-in-one machine capable of achieving tail material cutting, thereby reducing production costs, and improving working efficiency.

Description

A board and tube integrated machine capable of cutting tails

Technical field

The application relates to the field of laser cutting, in particular to a plate-tube integrated machine capable of cutting tails.

Background technique

The pipe cutting machine is a commonly used pipe cutting equipment. At present, most pipe cutting machines on the market are equipped with a fixed head position of the cutting knife, which causes serious waste of tailings every time when cutting. The application number is CN201721636338 The Chinese utility model patent of .1 discloses a laser cutting tube-sheet integrated machine, the first bed is used for cutting plates, the second bed is used for cutting pipes; the second bed is L-shaped, It includes a bottom parallel to the ground and a side wall perpendicular to the ground; a front chuck is provided at one end of the second bed, and a rear chuck is provided at the other end of the second bed, the front chuck And the rear chuck can clamp pipes of different diameters; at least one supporting device is also provided at the bottom of the second bed, so the side tension of the first bed is reduced and the first bed is guaranteed The processing accuracy; the utility model is not limited to cutting pipes of one diameter, which can meet different needs; a supporting device is provided at the bottom of the second bed. When the diameter of the pipe to be cut is longer, the supporting device can Hold up the pipe to ensure cutting accuracy. The position of the laser cutting head of the tube-sheet integrated machine mentioned in the above patent does not change when cutting the tube. When the length of the remaining tube is relatively small, it cannot be cut, which will cause waste of the tube.

Summary of the invention

In order to solve the above problems, the present application provides a plate and tube integrated machine that can realize tailing cutting. A camera is provided on the laser cutting head device, and the camera is electrically connected to the control system of the plate and tube integrated machine. When the camera detects that the length of the remaining pipe is relatively small, the control system controls the movement of the beam, and the movement of the beam drives the movement of the laser cutting head, so that the laser cutting head moves to the rear of the front chuck, from the rear The chuck clamps the pipe for cutting, the details are as follows:

A plate and tube integrated machine capable of cutting tails, comprising a first bed and a second bed; the first bed is used for cutting plates, the second bed is used for cutting pipes, and the second bed The bed is arranged next to the first bed; the upper surface of the first bed is rectangular, and a beam is arranged directly above the first bed. The width of the beam and the surface of the first bed is The direction is parallel, the beam is a cantilever beam, and a laser cutting head device is arranged on the beam; a first rack and a second rack are respectively provided on both sides of the first bed surface along the length direction, A gear drive mechanism is also provided on the first bed. The number of the gear drive mechanism is two. The two gear drive mechanisms are respectively provided on the first rack and the second rack. The gear drive mechanism is fixedly connected to the cross beam, and a gear is arranged under the gear drive mechanism, and the gear drive mechanism can drive the cross beam to move on the first rack and the second rack; A front chuck is provided at one end of the second bed, and a rear chuck is provided at the other end of the second bed. The rear chuck can move along the length of the second bed. The laser cutting head The device is provided with a camera, and the camera is electrically connected with the control system of the board and tube integrated machine.

Preferably, a sensing elastic piece is provided at the front end of the front chuck, the sensing elastic piece is made of elastic material, the sensing elastic piece is parallel to the front end surface of the front chuck, and one end of the sensing elastic piece is connected to the front chuck The disc is fixedly connected, the other end is free, and the other end covers the central axis of the front chuck, and the induction shrapnel is electrically connected with the control system of the integrated plate and tube machine. When cutting normally, the front chuck clamps the pipe to be cut, and the cut pipe protrudes out of the front chuck, so the cut pipe is in contact with the induction shrapnel, and when it is cut to the end of the pipe, The length of the cut pipe is less than the thickness of the front chuck, the cut pipe does not contact the induction shrapnel, and the induction shrapnel transmits the signal to the control system of the plate and tube integrated machine, and the control system controls The movement of the beam causes the laser cutting head to move to the rear of the front chuck, and the rear chuck clamps the pipe for cutting.

Preferably, a first limit switch is provided at the front end of the laser cutting head, a second limit switch is provided at the rear end of the laser cutting head, and a first stop is provided at the rear end of the front chuck. A second stopper is provided at the front end of the rear chuck, and the first limit switch and the second limit switch are electrically connected to the control system of the board and tube integrated machine. When the laser cutting head moves to the rear of the front chuck, the second limit switch stops moving after touching the second stop. When the laser cutting head moves in the direction of the front chuck, when the first limit switch The position switch stops moving when it touches the first stop.

Preferably, an oblique groove is provided at the front end of the front chuck, the acute angle between the oblique groove and the horizontal plane is α ₁ , and the acute angle between the laser cutting head and the horizontal plane is α ₂ , where: α ₁ = α ₂ . This can shorten the distance between the cutting head and the chuck, thereby reducing the length of the tail.

Preferably, the number of the elastic pieces is at least two, and the elastic pieces are evenly arranged around the central axis of the front chuck. Prevent structural failure caused by damage to one of the shrapnel.

The beneficial effects of this application are:

By providing a camera on the laser cutting head device, and the camera is electrically connected to the control system of the board and tube integrated machine, when the camera detects that the length of the remaining pipe is relatively small, the control system controls the beam Movement, the movement of the beam drives the movement of the laser cutting head, so that the laser cutting head moves to the rear of the front chuck, and the rear chuck clamps the pipe for cutting. Compared with the existing laser cutting plate and tube integrated machine, this It can reduce the production of pipe tailings, thereby reducing production costs and improving work efficiency.

Description of the drawings

Figure 1 is a structural diagram of a plate-tube integrated machine capable of cutting tails in this application;

Fig. 2 is a partial enlarged view of a plate and tube integrated machine capable of cutting tails in this application.

The technical features indicated by the reference signs in the figure are as follows:

1. The first bed; 2. The second bed; 3. The first rack; 4. The second rack; 5. The beam; 6. The laser cutting head; 7. The laser cutting head track; 8. The protective cover; 9. The front end of the front chuck.

Detailed ways

The specific implementation of this application will be further described below in conjunction with the drawings:

As shown in Figure 1, a plate and tube integrated machine capable of cutting tails includes a first bed 1 and a second bed 2. The first bed 1 is used for cutting plates, and the second bed 2 is used for cutting pipes. , The second bed 2 is arranged next to the first bed 1, the first bed 1 is roughly a cuboid, the upper surface of the first bed 1 is a rectangle, the long side of the rectangle is located in the length direction, and the short side of the rectangle is located The direction is the width direction. A first rack 3 and a second rack 4 are provided on both sides of the upper surface of the first bed 1 along the length direction. The first rack 3 is provided with a first gear drive mechanism, and the second rack 4 is provided with a second gear drive mechanism, and both the first gear drive mechanism and the second gear drive mechanism are provided with gears, so that the first gear drive mechanism can mesh with the first rack 3 and the second gear drive mechanism can interact with The second rack 4 is engaged for transmission. A beam 5 is provided directly above the first bed 1, and the beam 5 is parallel to the width direction of the first bed 1, and the beam 5 is fixed to the first gear drive mechanism and the second gear drive mechanism. Are connected so that the first gear drive mechanism and the second gear drive mechanism support the beam 5, the first gear drive mechanism and the second gear drive mechanism drive the beam 5 to move along the length direction on the first bed 1, and the beam 5 is a cantilever beam, The protruding end of the cantilever beam extends above the second bed 2 and covers directly above the second bed 2. A laser cutting head device is also provided on the beam 5, and the structure of the laser cutting head device 8 is shown in FIG. 2. A beam slide rail is also provided on the beam, and a slide groove is also provided on the laser cutting head device. The slide groove is clamped on the beam slide rail, so that the laser cutting head device 8 can slide on the beam, on the first bed 1 When sliding, the plate can be cut, and when the second bed 2 is sliding, the pipe can be cut.

As shown in Figure 2, the laser cutting head device includes a laser cutting head device frame and a laser cutting head 10. The focused high-power density laser beam is ejected from the laser cutting head 10 and irradiated on the workpiece to be irradiated. The workpiece melts, vaporizes, ablates or reaches the ignition point, and at the same time, the molten material is blown away by the high-speed air flow also ejected from the laser cutting head 6, so as to cut the workpiece. A laser cutting head track 7 is also arranged on the frame of the laser cutting head device. The laser cutting head track 7 is arranged on a plane perpendicular to the first bed 1, and the laser cutting head 6 can slide on the laser cutting head track 7 relatively.

A camera is provided on the laser cutting head device, and the camera is electrically connected to the control system of the plate and tube integrated machine. The camera takes an image, and after analyzing and comparing the image, it is determined that the remaining pipe material is cut When the length is small, the control system controls the movement of the first gear drive mechanism and the second gear drive mechanism to drive the movement of the beam, and the movement of the beam drives the movement of the laser cutting head 6 so that the laser cutting head 6 moves to the front The rear of the chuck. A first limit switch is provided at the front end of the laser cutting head 6, a second limit switch is provided at the rear end of the laser cutting head 6, and a first stopper is provided at the rear end of the front chuck A second stop is provided at the front end of the rear chuck, and the first limit switch and the second limit switch are electrically connected to the control system of the board and tube integrated machine. When the laser cutting head 6 moves to the rear of the front chuck, the second limit switch stops moving after touching the second stop to prevent damage to the rear chuck. When the laser cutting head 6 faces the front chuck When moving in the direction of, when the first limit switch touches the first stop, the movement stops to prevent damage to the front chuck. The number of the elastic pieces is at least two, and the elastic pieces are evenly arranged around the central axis of the front chuck. Prevent structural failure caused by damage to one of the shrapnel.

A sensing elastic piece is provided at the front end of the front chuck, the sensing elastic piece is made of elastic material, the sensing elastic piece is parallel to the front end surface of the front chuck, and one end of the sensing elastic piece is fixedly connected to the front chuck , The other end is free, and the other end covers the central axis of the front chuck. Therefore, no matter how large the pipe diameter is, the tube can touch the induction shrapnel when clamped by the front chuck. The induction shrapnel and the plate The control system of the tube integrated machine is electrically connected. When cutting normally, the front chuck clamps the pipe to be cut, and the cut pipe protrudes out of the front chuck, so the cut pipe is in contact with the induction shrapnel, and when it is cut to the end of the pipe, The length of the cut pipe is less than the thickness of the front chuck, the cut pipe does not contact the induction shrapnel, and the induction shrapnel transmits the signal to the control system of the plate and tube integrated machine, and the control system controls The movement of the beam causes the laser cutting head 6 to move to the rear of the front chuck, and the rear chuck clamps the pipe for cutting.

The claws of the existing laser cutting plate and tube integrated machine have no chamfer angle, and the laser cutting head avoids the claws, thereby increasing the length of the tail material. Therefore, in order to solve the above-mentioned problems, the present application describes the front chuck The front end 9 is provided with an inclined groove, the acute angle between the inclined groove and the horizontal plane is α ₁ , and the acute angle between the laser cutting head 6 and the horizontal plane is α ₂ , where α ₁ =α ₂ . In this way, the distance between the cutting head and the chuck can be shortened, thereby reducing the length of the tail material and improving the utilization rate of the material.

The plate and tube integrated machine also includes a protective cover 8 which can prevent the debris generated when cutting the plate or pipe from splashing around and polluting the environment.

The embodiment of the integrated plate and tube machine capable of cutting tails provided by the present application has been described in detail above. Specific examples are used in this article to illustrate the principles and implementation of the application, and the description of the above examples is only used to help understand the core idea of the application. It should be pointed out that for those of ordinary skill in the art, without departing from the principles of this application, several improvements and modifications can be made to this application, and these improvements and modifications also fall within the protection scope of the claims of this application. .

Claims

A board and tube integrated machine capable of cutting tails, which is characterized in that it comprises a first bed and a second bed; the first bed is used for cutting plates, and the second bed is used for cutting pipes, The second bed is arranged next to the first bed; the upper surface of the first bed is rectangular, and a beam is provided directly above the first bed, and the beam is connected to the first bed The width direction of the upper body surface is parallel, the beam is a cantilever beam, and a laser cutting head device is arranged on the beam; the first rack and the first rack are respectively provided on both sides of the first bed body surface along the length direction. Two racks, a gear drive mechanism is also provided on the first bed, the number of the gear drive mechanisms is two, and the two gear drive mechanisms are respectively provided on the first rack and the second rack Above, the gear drive mechanism is fixedly connected to the cross beam, and a gear is arranged below the gear drive mechanism, and the gear drive mechanism can drive the cross beam to move on the first rack and the second rack A front chuck is provided at one end of the second bed, and a rear chuck is provided at the other end of the second bed. The rear chuck can move along the length of the second bed, in the The laser cutting head device is provided with a camera, and the camera is electrically connected with the control system of the board and tube integrated machine.
The plate and tube integrated machine capable of cutting tails according to claim 1, wherein the front end of the front chuck is provided with an induction shrapnel, the induction shrapnel is an elastic material, and the induction shrapnel and The front end surface of the front chuck is parallel, one end of the induction spring is fixedly connected with the front chuck, the other end is free, and the other end covers the central axis of the front chuck, and the induction spring is integrated with the plate tube The control system of the machine is electrically connected.
The board and tube integrated machine capable of cutting tails according to claim 1, wherein a first limit switch is provided at the front end of the laser cutting head, and a first limit switch is provided at the rear end of the laser cutting head. There is a second limit switch, a first stop is arranged at the rear end of the front chuck, and a second stop is arranged at the front end of the rear chuck. The first limit switch and the second limit The switch is electrically connected with the control system of the board and tube integrated machine.
A plate and tube integrated machine capable of cutting tails according to any one of claims 1 to 3, characterized in that: an inclined groove is provided at the front end of the front chuck, and the inclined groove is between the horizontal plane The acute angle of is α 1 , and the acute angle between the laser cutting head and the horizontal plane is α 2 , where: α 1 =α 2 .
The plate and tube integrated machine capable of cutting tails according to claim 2, wherein the number of the elastic pieces is at least two, and the elastic pieces are evenly arranged around the central axis of the front chuck.