Multi-drive pipe unloading mechanism of laser pipe cutting machine

Abstract

The utility model belongs to the technical field of laser cutting machines, and particularly relates to a multi-drive pipe unloading mechanism of a laser pipe cutting machine, which comprises an overturning supporting mechanism and a lathe bed which are arranged on the lathe bed, the overturning supporting mechanism comprises a fixing plate, an overturning plate, an air cylinder, a first motor and a lifting plate, the fixing plate is fixed on the side portion of the lathe bed, and the overturning plate is fixed on the side portion of the lathe bed. One side of the lifting plate is in sliding connection with the fixing plate through a first sliding rail, the first motor is installed on the rear side of the fixing plate, a gear is arranged at the output end of the first motor, the gear is meshed with a rack fixed to the rear side of the lifting plate, a cylinder body of the air cylinder is hinged to the lifting plate, and the air cylinder is fixed to the fixing plate. A piston rod of the air cylinder is hinged to the bottom of the turning plate, and one end of the turning plate is hinged to the lifting plate. According to the device, collision or overturning of the pipes in the discharging process can be avoided, and the surface cutting precision of the pipes and the stability of the discharged pipes are guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model belongs to laser cutting machine technical field, concretely relates to a kind of laser pipe cutting machine multi-drive pipe unloading mechanism. BACKGROUND

[0002] In prior art, laser pipe cutting machine unloading system is usually composed of bed body and multiple support assemblies.When pipe material is discharged after finishing processing, unloading system will complete the discharge of pipe material by one or more support assemblies according to the length of pipe material;Because support assemblies are driven by different driving sources respectively, it leads to that pipe material will exist inclination and overturn when multiple support assemblies coordinate discharge, to affect pipe surface cutting quality. UTILITY MODEL CONTENT

[0003] The utility model aims at providing a kind of laser pipe cutting machine multi-drive pipe unloading mechanism to solve the problems in the background art.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of laser pipe cutting machine multi-drive pipe unloading mechanism, including overturning support mechanism and bed body installed on bed body, the overturning support mechanism includes fixed plate, flap, cylinder, first motor and lifting plate, the fixed plate is fixed in the side portion of the bed body, one side of the lifting plate is slidably connected with the fixed plate by first slide rail, the first motor is installed on the rear side of the fixed plate, the output end of first motor is provided with gear, the gear is engaged with rack fixed on the rear side of the lifting plate, the cylinder body is hinged on the lifting plate, the piston rod of the cylinder is hinged with the bottom of the flap, one end of the flap is hinged with the lifting plate.

[0005] Preferably, it further includes V wheel support mechanism, the V wheel support mechanism includes V wheel, V wheel lifting frame, V wheel fixing frame, lifting motor and transverse movement motor, the V wheel is installed on the V wheel lifting frame, the side portion of the V wheel lifting frame is connected with the V wheel fixing frame by second slide rail, the lifting motor is installed on the lower portion of the V wheel lifting frame and engaged with rack fixed on V wheel fixing frame by gear, the transverse movement motor is installed on the V wheel fixing frame, the transverse movement motor is engaged with rack fixed on bed body by gear, the third slide rail is fixed in the transverse direction of bed body, the rear side of the V wheel fixing frame is slidably matched with the third slide rail.

[0006] Preferably, the upper portion of the V wheel fixing frame is provided with inclined pipe guide frame.

[0007] Preferably, the pipe guide frame is provided with buffer layer.

[0008] The utility model discloses a beneficial effect is: this device can avoid the collision or overturning of pipe material in the blanking process, has guaranteed the cutting accuracy of pipe material surface and the stability of blanking pipe material. BRIEF DESCRIPTION OF DRAWINGS

[0009] Figure 1 It is the perspective drawing of the utility model;

[0010] Figure 2 It is the perspective drawing of the overturning support mechanism in the utility model;

[0011] Figure 3 It is the perspective drawing of the V wheel support mechanism in the utility model;

[0012] Figure 4 It is the structure schematic drawing of the overturning support mechanism and V wheel support mechanism of the utility model and support pipe material together;

[0013] Figure 5 It is the pipe material length L Guan ≤L when overturning support mechanism and V wheel support mechanism working state diagram;

[0014] Figure 6 It is the pipe material length L Guan ≤3L when overturning support mechanism and V wheel support mechanism working state diagram;

[0015] Figure 7 It is the side view when overturning support mechanism works in the utility model;

[0016] Figure 8 It is the side view when V wheel support mechanism works in the utility model. DETAILED DESCRIPTION

[0017] In the description of the present disclosure, it needs to be understood that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present disclosure and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present disclosure.

[0018] The terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more features. In the description of the present disclosure, unless otherwise specified, the meaning of "multiple" is two or more.

[0019] In the description of the present disclosure, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "fixing" should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrally connected, it can be mechanically connected, or it can be electrically connected, or it can be communicatively connected, it can be directly connected, or it can be indirectly connected through an intermediate medium, it can be the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art, the specific meanings of the above terms in the present disclosure can be understood according to the specific circumstances.

[0020] The specific implementation of the present application will be described in detail below in combination with the preferred embodiments and the accompanying drawings.

[0021] As Figure 1 and Figure 2 A kind of laser pipe cutting machine multi-drive pipe unloading mechanism, including overturning support mechanism 3 and bed body 2 installed on bed body, the overturning support mechanism includes fixed plate 21, flap 22, cylinder 23, first motor 24 and lifting plate 25, the fixed plate is fixed in the side of the bed body, one side of the lifting plate is slidably connected with the fixed plate by first slide rail 26, the first motor is installed on the rear side of the fixed plate, the output end of first motor is provided with gear, the gear is engaged with rack fixed on the rear side of the lifting plate, the cylinder body is hinged on the lifting plate, the piston rod of the cylinder is hinged with the bottom of the flap, one end of the flap is hinged with the lifting plate. When the length of pipe 10 is less than the length from chuck end face to pipe tail end, only overturning support mechanism is needed, the horizontal and inclined of flap can be controlled by cylinder, the lifting plate is driven by first motor to go up and down, and then the horizontal height of pipe located on the flap is controlled, so that the flap supports pipe when being placed horizontally.

[0022] Further, in order to support the longer pipe, a V-wheel supporting mechanism 4 is further included, which comprises a V-wheel 41, a V-wheel lifting frame 42, a V-wheel fixing frame 43, a lifting motor 44 and a transverse moving motor 45, the V-wheel is installed on the V-wheel lifting frame, the side of the V-wheel lifting frame is connected with the V-wheel fixing frame through a second sliding rail 46, the lifting motor is installed on the lower part of the V-wheel lifting frame and engages with a rack fixed on the V-wheel fixing frame through a gear, the transverse moving motor is installed on the V-wheel fixing frame and engages with a rack fixed on the bed through a gear, a third sliding rail 47 is fixed in the transverse direction of the bed, and the rear side of the V-wheel fixing frame is in sliding fit with the third sliding rail. The lifting motor can drive the V-wheel lifting frame to move up and down through the gear and the rack, and then drive the V-wheel on the upper part of the V-wheel lifting frame to move up and down, so as to control the height of the pipe. In order to adjust the distance between the V-wheel supporting mechanism and the overturning supporting mechanism, so as to be suitable for pipes of different lengths, the V-wheel fixing frame is moved on the bed 2 through the transverse moving motor.

[0023] Further, an inclined pipe guide 48 is arranged on the upper part of the V-wheel fixing frame, and a buffer layer 49 is arranged on the pipe guide, when the V-wheel moves downward, the pipe on the V-wheel will fall onto the pipe guide, and since the pipe guide is inclined, the pipe will roll off from the pipe guide, and the buffer layer is arranged to protect the surface of the pipe.

[0024] When the pipe is cut, the pipe 10 is clamped by the chuck 1 and supported by the overturning supporting mechanism 3 (first group of supports) or the V-wheel supporting mechanism 4 (second group of supports), so as to ensure the stability of the pipe Figure 4 ;

[0025] Suppose that the diameter of the pipe is D, and the length L (constant) of the pipe is the length from the end face of the chuck to the tail end of the pipe;

[0026] 1) When the length L of the pipe is Guan ≤L,the pipe is supported by the chuck and the overturning supporting mechanism (first group of supports) to complete cutting and unloading; Figure 5 a) After the cylinder pushes the turnover plate to rotate by an angle α, the turnover plate is in a horizontal state;

[0027] b) After the turnover plate mechanism is lifted by H Fan ( H1 is the distance from the horizontal plane of the turnover plate to the center of the pipe) to support the pipe for cutting;

[0028] c) After the pipe is finished processing, the cylinder is retracted, the turnover plate is rotated by an angle α, and the pipe is slid to a designated position;

[0029] c) After the pipe is finished processing, the cylinder is retracted, the turnover plate is rotated by an angle α, and the pipe is slid to a designated position;

[0030] d) Turnover mechanism down H Fan height;

[0031] 2) Pipe length L < L Guan ≤3L when Figure 6 , clamped by the chuck, the turnover support mechanism (first group of supports), the V-wheel support mechanism (second group of supports) together to support the pipe to complete the cutting and unloading;

[0032] 2.1) When the pipe circumscribed circle diameter D ≤ Do, (D0 is a constant related to the pipe circumscribed circle diameter D, compare the relationship between D and D0, and then the turnover and V-wheel perform different cooperation).

[0033] a) The cylinder pushes the turnover plate to rotate a certain angle α and then it is in a horizontal state;

[0034] b) The turnover support mechanism rises H Fan ( H1 is the distance from the plane of the turnover plate in the horizontal state to the center of the pipe) to carry the pipe;

[0035] c) The V-wheel support mechanism in the V-wheel rises H V ( H2 is the distance from the contact point of the V-wheel with the pipe to the center of the pipe) to carry the pipe, and the pipe is supported by the turnover support mechanism and the V-wheel support mechanism for cutting;

[0036] d) After the pipe cutting is completed, the turnover support mechanism is lowered and remains stationary, and the cylinder is retracted to rotate the turnover plate by an angle α;

[0037] e) The V-wheel continues to descend to the starting position, and the turnover support mechanism and the V-wheel support mechanism together unload the pipe;

[0038] f) After the pipe slides, the turnover support mechanism returns to the starting position.

[0039] 2.2) When the pipe circumscribed circle diameter D > A,

[0040] a) The cylinder pushes the turnover plate to rotate a certain angle α and then it is in a horizontal state;

[0041] b) The turnover support mechanism rises H Fan ( H1 is the distance from the plane of the turnover plate in the horizontal state to the center of the pipe) to carry the pipe;

[0042] c) The V-wheel support mechanism in the V-wheel rises H V ( After the pipe is cut, the V-wheel support mechanism is kept still (H2 is the distance from the contact point of the V-wheel and the pipe to the center of the pipe, H3 is the distance from a point on the slope of the V-wheel support mechanism to the center of the pipe, and B is the distance from the hinge point of the turnover plate to the center of the pipe) ;

[0043] d) After the pipe is cut, the V-wheel support mechanism is kept still (H2 is the distance from the contact point of the V-wheel and the pipe to the center of the pipe, H3 is the distance from a point on the slope of the V-wheel support mechanism to the center of the pipe, and B is the distance from the hinge point of the turnover plate to the center of the pipe) ; FS (H FS =H Fan +Btanα-H3, wherein B is the distance from the hinge point of the turnover plate to the center of the pipe, and H3 is the distance from a point on the slope of the V-wheel support mechanism to the center of the pipe) ;

[0044] e) The wheel is continuously lowered to the starting position, so that the turnover support mechanism and the V-wheel support mechanism jointly support the pipe for cutting;

[0045] When the pipe slides down, the turnover support mechanism returns to the starting position.

[0046] It should be noted that, for those skilled in the art, without departing from the principles of the present application, a number of improvements and refinements can be made, which should also be considered within the scope of the present application.

[0047] Decoration 1: The V-wheel support mechanism in the present application is not necessarily a group, but can be N groups (configured according to the length of the pipe) ;

[0048] Decoration 2: The fixing method of the bed rail can be divided into two forms (the fixing method of the V-wheel support mechanism through the rail and the bed), the first is that two rails are hung on the same side of the bed, and the second is that one is fixed on the side of the bed, and the other is fixed on the horizontal plane perpendicular to the side.

Claims

1. A multi-drive pipe unloading mechanism for a laser tube cutting machine, comprising: The application relates to a turnover supporting mechanism and a bed body, wherein the turnover supporting mechanism is installed on the bed body and comprises a fixed plate, a turnover plate, a cylinder, a first motor and a lifting plate; the fixed plate is fixed on the side of the bed body; one side of the lifting plate is slidably connected with the fixed plate through a first sliding rail; the first motor is installed on the rear side of the fixed plate; the output end of the first motor is provided with a gear; the gear is engaged with a rack fixed on the rear side of the lifting plate; the cylinder body is hinged on the lifting plate; the piston rod of the cylinder is hinged with the bottom of the turnover plate; one end of the turnover plate is hinged with the lifting plate. The application further comprises a V-shaped wheel supporting mechanism, which comprises a V-shaped wheel, a V-shaped wheel lifting frame, a V-shaped wheel fixing frame, a lifting motor and a transverse moving motor; the V-shaped wheel is installed on the V-shaped wheel lifting frame; the side of the V-shaped wheel lifting frame is connected with the V-shaped wheel fixing frame through a second sliding rail; the lifting motor is installed on the lower part of the V-shaped wheel lifting frame and engaged with the rack fixed on the V-shaped wheel fixing frame through a gear; the transverse moving motor is installed on the V-shaped wheel fixing frame and engaged with the rack fixed on the bed body through a gear; the transverse direction of the bed body is fixed with a third sliding rail; the rear side of the V-shaped wheel fixing frame is slidably matched with the third sliding rail.

2. The laser tube cutting machine multi-drive tube unloading mechanism of claim 1, wherein, The upper part of the V-shaped wheel fixing frame is provided with an inclined pipe guide frame.

3. The laser tube cutting machine multi-drive tube unloading mechanism of claim 2, wherein, The pipe guide frame is provided with a buffer layer.

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