Positioning auxiliary device of laser cutting machine

Abstract

The utility model discloses an auxiliary positioning device for a laser cutting machine, which belongs to the technical field of laser cutting machines and comprises a fixed table, a U-shaped plate is symmetrically arranged at the top of the fixed table, an adjusting component is arranged between the fixed table and the U-shaped plate, a motor is mounted on the outer side of one end of the U-shaped plate, and a rotating shaft is fixed on an output shaft of the motor. The outer side of the rotating shaft is sleeved with a first bevel gear, a conveying roller is installed at the end of the rotating shaft, movable rollers are evenly and rotationally installed in the n-shaped plate, limiting shafts are evenly and rotationally installed on the inner top wall of the n-shaped plate, and second bevel gears are fixed to the bottom ends of the limiting shafts. Workpieces do not need to be pushed manually, the motor is started to drive related parts to rotate, the workpieces can be automatically pushed towards a laser device, labor intensity is reduced, time and labor are saved, simultaneous conveying of the bottom and the side edges is more stable and accurate, limiting can be conveniently and rapidly carried out after the workpieces are in place, stability of the workpieces is guaranteed from the side edges, the top and the bottom, and production efficiency is improved. And a reliable guarantee is provided for subsequent laser cutting.

Description

TECHNICAL FIELD

[0001] The utility model relates to a positioning auxiliary device, in particular to a laser cutting machine positioning auxiliary device belongs to laser cutting machine technical field. BACKGROUND

[0002] In prior art such as the utility model discloses an auxiliary positioning mechanism of laser cutting machine in the application No. 202420152470.9, by setting telescopic column and motor one, can cut workpiece is inserted into two fixed grooves, and is fixed to the cut workpiece through a plurality of bolts, can be driven by motor one and rotates the screw rod one, and then the cut workpiece moves back and forth, and is cut by the laser cutting head, if the cutting bevel angle needs to be adjusted, the telescopic end of one telescopic column is telescoped by controller control, makes the cut workpiece tilt, and then adjusts the cutting angle, compared with prior art, has the effect of convenient adjustment cutting angle and various cutting.

[0003] Similar to the above application, there are still some deficiencies:

[0004] The auxiliary positioning mechanism of the laser cutting first is not convenient for feeding, the workpiece needs to be pushed to the laser cutting head position manually after being placed in the fixed groove, which is not only time-consuming and laborious, but also the workpiece bottom is easy to be abraded due to large friction, and secondly, only the workpiece with a certain range of width can be positioned, and the limitation is strong.

[0005] Therefore, a laser cutting machine positioning auxiliary device is designed to optimize the above problems. SUMMARY

[0006] The main purpose of the utility model is to provide a laser cutting machine positioning auxiliary device to solve the problems in the background art.

[0007] The purpose of the utility model can be achieved by adopting the following technical scheme:

[0008] A laser cutting machine positioning auxiliary device, comprising a fixed table, the top of the fixed table is symmetrically provided with a type plate, an adjusting assembly is arranged between the fixed table and the type plate, an electric motor is installed on the outer side of one end of the type plate, a rotating shaft is fixed to the output shaft of the electric motor, a bevel gear one is sleeved on the outer side of the rotating shaft, a conveying roller is installed on the end of the rotating shaft, movable rollers are uniformly rotatably installed in the type plate, limit shafts are uniformly rotatably installed on the inner top wall of the type plate, a bevel gear two is fixed to the bottom end of the limit shaft, and the bevel gear two is engaged with the bevel gear one, limit rollers are sleeved on the outer side of the limit shafts, screw rods are threadedly installed on the top of the type plate, and limit plates are rotatably installed at the bottom end of the screw rods.

[0009] Preferably: the adjusting assembly comprises a fixed plate and a lead screw, the fixed plate is located at the middle position of the fixed table, the lead screw is rotatably installed on both sides of the fixed plate, the outer side of the lead screw is threadedly connected with a movable block, and the movable block is fixedly connected with the bottom of the U-shaped plate.

[0010] Preferably: the outer side of the limiting roller is sleeved with an anti-skid layer, and vertical grooves are uniformly arranged on the anti-skid layer.

[0011] Preferably: the outer side of the conveying roller is uniformly provided with a buffer strip, and the buffer strip is a rubber buffer strip.

[0012] Preferably: the bottom of the limiting plate is provided with a reinforcing pad, and the bottom of the reinforcing pad is provided with anti-skid particles.

[0013] Preferably: the outer side of the fixed table is provided with a scale mark, and one side of the U-shaped plate is provided with a pointer.

[0014] Preferably: the end of the lead screw is provided with a handle, and the handle is an anti-skid handle.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1、The utility model discloses a fixed table, a U-shaped plate, a motor, a rotating shaft, a bevel gear no. 1, a limiting shaft, a limiting roller, a bevel gear no. 2, a movable roller, a conveying roller, a screw rod and a limiting plate are used in cooperation, without manual pushing of workpieces, by starting the motor to drive the rotation of the related parts, the workpieces can be pushed to the laser device, the labor intensity is reduced, time and labor are saved, and the conveying from the side, the top and the bottom is more stable and accurate, and the workpieces can be conveniently positioned after reaching the position, and the stability of the workpieces is ensured from the side, the top and the bottom, and reliable guarantee is provided for subsequent laser cutting.

[0017] 2、The utility model discloses a fixed plate, a lead screw and a movable block are used in cooperation, the distance between the two groups can be adjusted by rotating, different size workpieces can be flexibly adapted, accurate positioning is realized, and the universality and practicality of the device are improved. ACCURATE DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the front view of the utility model;

[0019] Figure 2 It is the Figure 1 structure enlarged view of A in the utility model;

[0020] Figure 3 It is the fixed table bottom structure diagram of the utility model;

[0021] Figure 4 It is the U-shaped plate section view of the utility model.

[0022] In the drawing: 1, fixed table; 2, U-shaped plate;

[0023] 3, adjusting assembly; 301, fixed plate; 302, screw rod; 303, movable block;

[0024] 4, motor; 5, rotating shaft; 6, bevel gear one; 7, limiting shaft; 8, limiting roller; 9, bevel gear two; 10, movable roller; 11, conveying roller; 12, screw rod; 13, limiting plate. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme in the embodiments of the present application will be described clearly and completely below with reference to the drawings. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments.

[0026] Therefore, the following detailed description of the embodiments of the present application is not intended to limit the scope of the claimed application, but only represents some embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0027] It should be noted that the embodiments in the present application and the features and technical solutions in the embodiments can be combined with each other without conflict.

[0028] It should be noted that: similar reference numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0029] In the description of the present application, it should be noted that the orientation or position relationship indicated by the terms "upper", "lower" and the like is based on the orientation or position relationship shown in the drawings, or the orientation or position relationship commonly used when the product is used, or the orientation or position relationship commonly understood by those skilled in the art. Such terms are only for the convenience of describing the present application and simplifying the description, and are not intended to 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 application. In addition, the terms "first", "second" and the like are only used for differentiation in description, and cannot be understood as indicating or implying relative importance.

[0030] Embodiment 1

[0031] As Figure 1 , Figure 2 , Figure 3 and Figure 4As shown, the embodiment proposes a laser cutting machine positioning auxiliary device, which comprises a fixed table 1, a top of the fixed table 1 is symmetrically provided with a U-shaped plate 2, an adjusting assembly 3 is arranged between the fixed table 1 and the U-shaped plate 2, an outer side of one end of the U-shaped plate 2 is provided with a motor 4, the motor 4 is a servo motor, a mounting hole is arranged on an outer shell of the motor 4, a threaded hole is arranged at a corresponding position of the outer side of one end of the U-shaped plate 2, the motor 4 is fixedly installed on the outer side of the U-shaped plate 2 by penetrating the mounting hole of the outer shell of the motor 4 into the threaded hole of the U-shaped plate 2 through a bolt, an output shaft of the motor 4 is fixedly provided with a rotating shaft 5, a bevel gear one 6 is sleeved on the outer side of the rotating shaft 5, a conveying roller 11 is installed at the end of the rotating shaft 5, movable rollers 10 are uniformly rotatably installed in the U-shaped plate 2, heights of the movable rollers 10 and the conveying roller 11 are the same horizontal plane, limit shafts 7 are uniformly rotatably installed on inner top walls of the U-shaped plate 2, bevel gear two 9 are fixedly arranged at bottom ends of the limit shafts 7, and the bevel gear two 9 is engaged with the bevel gear one 6, limit rollers 8 are sleeved on the outer sides of the limit shafts 7, the movable rollers 10 and the conveying roller 11 commonly support the bottom of the workpiece, the movable rollers 10 can freely rotate, and the friction between the bottom of the workpiece and the device is reduced; at the same time, the limit rollers 8 limit the workpiece at the side, and the three work together to ensure that the workpiece is stably and accurately conveyed to the laser cutting position, screw rods 12 are threadedly installed on the top of the U-shaped plate 2, and limit plates 13 are rotatably installed at bottom ends of the screw rods 12.

[0032] After one end of the workpiece is placed on the conveying roller 11 and the movable roller 10, the motor 4 is started to drive the rotating shaft 5 and the bevel gear one 6 to rotate, so as to drive the bevel gear two 9 at the top and the limit roller 8 to rotate in the same direction, and the workpiece is pushed to the position of the laser device, when the workpiece advances to the appropriate position, the motor 4 is turned off, the rotating shaft 5 and the limit shaft 7 stop rotating, and then the transmission of the workpiece is stopped, at the same time, the limit rollers 8 on the two sides limit the side of the workpiece, the screw rod 12 is rotated downward, the limit plate 13 drives the top of the workpiece to limit, and the conveying roller 11 at the bottom has a certain friction with the bottom of the workpiece to limit.

[0033] Example 2

[0034] The scheme in example 1 is further introduced in combination with a specific working mode, and details are described below:

[0035] As Figure 1 and Figure 3As shown, as a preferred embodiment, on the basis of the above manner, further, the adjusting assembly 3 comprises a fixed plate 301 and a lead screw 302, the fixed plate 301 is located at the middle position of the fixed table 1, both sides of the fixed plate 301 are rotatably installed with the lead screw 302, and installation holes are processed at the corresponding positions of both sides of the fixed plate 301, deep groove ball bearings are installed in the holes, both ends of the lead screw 302 are respectively inserted into the inner rings of the deep groove ball bearings, the rotatable installation of the lead screw 302 relative to the fixed plate 301 is realized, the outer side of the lead screw 302 is threadedly connected with a movable block 303, an inner threaded hole matched with the lead screw 302 is processed in the movable block 303, the lead screw 302 passes through the inner threaded hole and is connected through thread cooperation, so that the movable block 303 can move along the axial direction with the rotation of the lead screw 302, and the movable block 303 is respectively fixedly connected with the bottom of the U-shaped plate 2.

[0036] Rotating the lead screw 302 drives the movable block 303 to move in the opposite direction, thereby adjusting the distance between the two groups of movable blocks 303 to position the workpieces of different sizes.

[0037] As shown in Figure 2 As a preferred embodiment, on the basis of the above manner, further, the outer side of the limiting roller 8 is sleeved with an anti-skid layer, and vertical grooves are uniformly arranged on the anti-skid layer, which can increase the friction force with the workpiece and prevent the workpiece from sliding during the transmission process, and the arrangement of the vertical grooves can further enhance the friction force.

[0038] As shown in Figure 2 and Figure 4 As a preferred embodiment, on the basis of the above manner, further, the outer side of the conveying roller 11 is uniformly provided with a buffer strip, and the buffer strip is a rubber buffer strip, which is soft in texture and large in friction force, can effectively increase the friction force with the bottom of the workpiece, and stably support the workpiece.

[0039] As shown in Figure 1 As a preferred embodiment, on the basis of the above manner, further, the bottom of the limiting plate 13 is provided with a reinforcing pad, and the bottom of the reinforcing pad is provided with anti-skid particles, the reinforcing pad can enhance the stability of the limiting plate 13 when limiting the top of the workpiece, and the anti-skid particles further increase the friction force with the surface of the workpiece, so as to ensure that the workpiece will not be displaced due to external force during the machining process.

[0040] As shown in Figure 1 and Figure 3As shown, as a preferred embodiment, on the basis of the above-mentioned mode, further, the outer side of the fixed table 1 is provided with a scale mark, one side of the L-shaped plate 2 is provided with a pointer, the pointer is an L-shaped pointer, the pointer is in sliding connection with the outer side of the scale mark, the minimum scale value of the scale mark on the outer side of the fixed table 1 is 1mm, the moving distance of the L-shaped plate 2 relative to the fixed table 1 can be accurately displayed, the pointer is installed at a specific position on one side of the L-shaped plate 2, when the L-shaped plate 2 moves, the pointer indicates the corresponding moving distance on the scale mark, the operator can accurately adjust the distance between the two groups of L-shaped plates 2 according to the indication, so as to meet the positioning requirements of workpieces of different sizes.

[0041] As shown in the drawings, Figure 3 As shown, as a preferred embodiment, on the basis of the above-mentioned mode, further, the end of the lead screw 302 is provided with a handle, and the handle is an anti-skid handle, which is convenient for the operator to rotate the lead screw 302, prevents hand slipping during operation, and improves the convenience and safety of operation.

[0042] Embodiment 3

[0043] The schemes in embodiments 1 and 2 will be further introduced in combination with specific working modes, which will be described in detail below:

[0044] After one end of the workpiece is placed on the conveying roller 11 and the movable roller 10, the lead screw 302 is rotated to drive the movable block 303 to move in the opposite direction, thereby adjusting the distance between the two groups of movable blocks 303 to position workpieces of different sizes. The motor 4 is started to drive the rotating shaft 5 and the bevel gear one 6 to rotate, so that the bevel gear one 6 drives the top bevel gear two 9 and the limiting roller 8 to rotate in the same direction, and the workpiece is pushed to the position of the laser device. When the workpiece advances to the appropriate position, the motor 4 is turned off, the rotating shaft 5 and the limiting shaft 7 stop rotating, and the transmission of the workpiece is stopped. At the same time, the limiting rollers 8 on both sides limit the side edges of the workpiece, and the screw rod 12 is rotated downward to drive the limiting plate 13 to limit the top of the workpiece, and the bottom conveying roller 11 has a certain friction with the bottom of the workpiece to limit the workpiece.

[0045] The above is only a further embodiment of the present application, but the protection scope of the present application is not limited thereto. Any person skilled in the art can make equivalent replacement or change according to the technical scheme and concept of the present application within the scope disclosed by the present application, which belongs to the protection scope of the present application.

Claims

1. A positioning aid for a laser cutting machine comprising a fixed table (1), characterized in that: The top of the fixed table (1) is symmetrically provided with a n-shaped plate (2), an adjusting assembly (3) is arranged between the fixed table (1) and the n-shaped plate (2), a motor (4) is installed on the outer side of one end of the n-shaped plate (2), the output shaft of the motor (4) is fixedly provided with a rotating shaft (5), the outer side of the rotating shaft (5) is sleeved with a bevel gear (6), the end of the rotating shaft (5) is provided with a conveying roller (11), the inner side of the n-shaped plate (2) is uniformly rotatably provided with a movable roller (10), the inner top wall of the n-shaped plate (2) is uniformly rotatably provided with a limiting shaft (7), the bottom end of the limiting shaft (7) is fixedly provided with a bevel gear (9), and the bevel gear (9) is engaged with the bevel gear (6), the outer side of the limiting shaft (7) is sleeved with a limiting roller (8), the top of the n-shaped plate (2) is screwedly provided with a screw rod (12), and the bottom end of the screw rod (12) is rotatably provided with a limiting plate (13).

2. A positioning aid for a laser cutting machine as claimed in claim 1, characterised in that: The adjusting assembly (3) comprises a fixed plate (301) and a lead screw (302), the fixed plate (301) is located at the middle position of the fixed table (1), the two sides of the fixed plate (301) are rotatably provided with the lead screw (302), the outer side of the lead screw (302) is screwedly connected with a movable block (303), and the movable block (303) is fixedly connected with the bottom of the n-shaped plate (2).

3. A positioning aid for a laser cutting machine as claimed in claim 1, wherein: The outer side of the limiting roller (8) is sleeved with an anti-skid layer, and the anti-skid layer is uniformly provided with vertical grooves.

4. A positioning aid for a laser cutting machine as claimed in claim 1, characterised in that: The outer side of the conveying roller (11) is uniformly provided with a buffer strip, and the buffer strip is a rubber buffer strip.

5. A positioning aid for a laser cutting machine as claimed in claim 1, characterised in that: The bottom of the limiting plate (13) is provided with a reinforcing pad, and the bottom of the reinforcing pad is provided with anti-skid particles.

6. A positioning aid for a laser cutting machine as claimed in claim 1, characterized in that: The outer side of the fixed table (1) is provided with a scale mark, and one side of the n-shaped plate (2) is provided with a pointer.

7. A positioning aid for a laser cutting machine as claimed in claim 2, characterised in that: The end of the lead screw (302) is provided with a handle, and the handle is an anti-skid handle.

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