Automatic limiting and deviation rectifying feeding device for plates

Abstract

The utility model discloses an automatic limiting and deviation rectifying feeding device for plates, which comprises a base, and a main feeding assembly, a limiting assembly, a detection assembly and a deviation rectifying assembly which are arranged on the base, and the limiting assembly and the main feeding assembly are arranged front and back along the feeding direction of the plates; the limiting assembly conducts initial adjustment on the position of the plate, and the deviation correcting assembly conducts deviation correction on the position of the plate in real time according to the detection result of the detection assembly. According to the automatic limiting and deviation rectifying feeding device, real-time automatic deviation rectifying of the plates can be achieved, the problem of deflection uncertainty caused by external force in the plate conveying process is solved, and the automatic limiting and deviation rectifying feeding device can be widely applied to the field of online laser cutting.

Description

TECHNICAL FIELD

[0001] The utility model relates to non ferrous metal plate laser processing manufacturing technical field especially a kind of automatic limiting deviation feeding device for plate. BACKGROUND

[0002] The existing online laser blanking equipment, due to the instability of the transmission mechanism, the inability to limit the thin metal material, and other factors, the plate will deviate when feeding after the coil is unwound, the conveying direction is uncertain, which causes the numerical control cutting system to be unable to compensate in real time, and when multiple lasers are used for collaborative processing, the closed loop cannot be formed, resulting in blanking failure. SUMMARY

[0003] To solve the above technical problems, the utility model provides an automatic limiting deviation feeding device for plate, which can realize real-time automatic deviation correction of plate, solve the uncertainty of deviation caused by external force during plate conveying, and be widely applied in the field of online laser cutting.

[0004] An automatic limiting deviation feeding device for plate includes a base, a main feeding assembly, a limiting assembly, a detection assembly and a deviation correction assembly installed on the base. The limiting assembly and the main feeding assembly are arranged in front of and behind the plate feeding direction. The limiting assembly adjusts the initial position of the plate, and the deviation correction assembly corrects the position of the plate in real time according to the detection result of the detection assembly.

[0005] As a preferred embodiment of the above technical solution, the main feeding assembly includes a speed reducer, a feeding shaft, and two parallel supports on both sides of the base above the feeding direction. The two ends of the feeding shaft are installed on the supports through bearings, and the feeding shaft is driven to rotate by the speed reducer.

[0006] As a preferred embodiment of the above technical solution, the limiting assembly includes two groups of servo motors, ball screw pairs and position detection sensors symmetrically arranged along the feeding direction. The limiting wheel is arranged on the slider of the ball screw pair, and the position detection sensor is symmetrically installed on the base.

[0007] As a preferred embodiment of the above technical solution, the ends of the two groups of ball screw pairs are positioned by bearing supports.

[0008] As a preferred embodiment of the above technical solution, the detection assembly includes a servo motor sliding table and an edge detection sensor installed on the servo motor sliding table.

[0009] As a preferred embodiment of the above technical solution, the deviation correction assembly includes a deviation correction shaft and two automatic lifting assemblies for independently driving the deviation correction shaft to move up and down. The deviation correction shaft is arranged directly above the feeding shaft.

[0010] As the preferred technical scheme, the automatic lifting assembly comprises a motor-driven lifting machine mounted on the support, and the two ends of the deviation rectifying shaft are positioned by sliders with universal bearings, and the motor-driven lifting machine is used to drive the sliders to slide up and down in the support.

[0011] The utility model discloses the beneficial effect lies in:

[0012] 1. The initial limit of the plate advancing direction is realized by limiting the plate position of the feeding device inlet.

[0013] 2. The angle deviation of the plate advancing direction can be obtained by detecting the plate position of the feeding device outlet, and the correction data is provided for the control system.

[0014] 3. The real-time adjustment of the pressing amount of the servo feeding roller is realized by the improved design of the pressing amount of the servo feeding roller, so that the control of the plate conveying direction and the consistency are ensured. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 The structure diagram of the utility model Figure 1 .

[0016] Figure 2 The structure diagram of the utility model Figure 2 .

[0017] Figure 3 The front view of the utility model.

[0018] Figure 4 The side view of the utility model.

[0019] Figure 5 The top view of the utility model.

[0020] The reference signs are as follows: 1 - base, 2 - main feeding assembly, 201 - speed reduction motor, 202 - feeding shaft, 203 - bearing, 3 - limiting component, 301 - servo motor, 302 - ball screw pair, 303 - position detection sensor, 304 - limiting wheel, 305 - bearing support, 4 - detection component, 401 - servo electric sliding table, 402 - edge detection sensor, 5 - deviation rectifying assembly, 501 - deviation rectifying shaft, 502 - automatic lifting assembly, 502a - motor-driven lifting machine, 502b - universal bearing, 502c - slider, 6 - plate, 7 - support, 8 - guide rod one, 9 - guide rod two. DETAILED DESCRIPTION

[0021] The technical solutions of the utility model will be described clearly and completely in combination with the drawings of the utility model. Based on the embodiments of the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor belong to the protection scope of the utility model.

[0022] As shown in Figure 1 , Figure 2 , an automatic limiting deviation correction feeding device for plate material, comprising base 1 and installing on the base 1 main feeding assembly 2, limiting component 3, detection component 4 and deviation correction component 5, limiting component 3 and main feeding assembly 2 are set along the front and back of plate material 6 feeding direction, limiting component 3 carries out initial adjustment to the position of plate material 6, deviation correction component 5 carries out real-time deviation correction to the position of plate material 6 according to the detection result of detection component 4.

[0023] In the embodiment, main feeding assembly 2 includes speed reducer motor 201, feeding shaft 202, the both sides of base 201 are provided with parallel support 7 above feeding direction, both ends of feeding shaft 202 are installed on support 7 through bearing 203, feeding shaft 202 is driven to rotate through speed reducer motor 201, as shown in Figure 3 .

[0024] In the embodiment, limiting component 3 includes two groups of servo motor 301, ball screw pair 302 and position detection sensor 303, which are symmetrically arranged along the both sides of feeding direction, limiting wheel 304 is arranged on the slider of ball screw pair 302, and position detection sensor 304 is symmetrically installed on base 1.

[0025] In the embodiment, the ends of the two groups of ball screw pair 304 are positioned through bearing support 305. In addition, guiding rod one 8 for guiding the slider is arranged on the front and back of ball screw pair 304, as shown in Figure 5 .

[0026] In the embodiment, detection component 4 includes servo electric sliding table 401 and edge detection sensor 402 installed on servo electric sliding table 401.

[0027] In the embodiment, deviation correction component 5 includes deviation correction shaft 501 and two groups of automatic lifting assembly 502 for independently driving the up and down movement of the two ends of deviation correction shaft 501, and deviation correction shaft 501 is arranged above feeding shaft 202.

[0028] In the embodiment, the automatic lifting assembly 502 comprises an electric lifting machine 502a mounted on the support 7, and two ends of the deviation rectifying shaft 501 are positioned through a sliding block 502c with universal bearings 502b, and the electric lifting machine 502a is used to drive the sliding block 502c to slide up and down in the support 7. In addition, a guide rod two 9 for guiding the sliding block 502c is arranged in the support 7, as shown in Figure 3 、 Figure 4

[0029] The working principle of the embodiment is as follows.

[0030] S1: the plate 6 enters above the base 1 from one side of the limiting assembly 3, the position of the plate 6 is detected through the position detection sensor 303, the limiting wheel 304 group is adjusted to clamp the plate 6 for initial positioning, or the centering positioning is implemented;

[0031] S2: the detection data of the position detection sensor 303 is obtained, and the position of the edge detection sensor 402 in the detection assembly 4 is adjusted;

[0032] S3: the two ends of the deviation rectifying shaft of the deviation rectifying assembly 5 are initially horizontal, and are lowered to the main feeding assembly 2 to clamp the plate 6;

[0033] S4: the limiting assembly 3 can be opened or not, the plate 6 is started to be conveyed, in the conveying process, the edge position change of the plate 6 is detected through the detection device 4, the information is provided to the control system, so that the electric lifting machine 502a at the two ends of the deviation rectifying assembly 5 is adjusted, the pressing force of the two ends of the deviation rectifying shaft 501 is adjusted, the direction deviation of the plate 6 is rectified, and the conveying direction of the plate 6 is constant.

[0034] The above is only the preferred embodiment of the utility model, and is not used to limit the utility model, for the person skilled in the art, the utility model can have various changes and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model should be included in the protection scope of the utility model.​

Claims

1. An automatic limiting and corrective feeding device for sheet metal, characterized in that: The plate feeding device comprises a base and a main feeding assembly, a limiting assembly, a detecting assembly and a deviation rectifying assembly installed on the base, the limiting assembly and the main feeding assembly are arranged in front and back along the plate feeding direction, the limiting assembly adjusts the position of the plate initially, and the deviation rectifying assembly rectifies the position of the plate in real time according to the detecting result of the detecting assembly.

2. The self-limited deviation correction feeding device according to claim 1, wherein: The main feeding assembly comprises a speed reducer, a feeding shaft, and the base is provided with parallel supports on both sides in the feeding direction, the feeding shaft is installed on the supports through bearings, and the feeding shaft is driven to rotate by the speed reducer.

3. The self-limited deviation correction feeding device according to claim 1, wherein: The limiting assembly comprises two groups of servo motors, ball screw pairs and position detecting sensors which are symmetrically arranged along both sides in the feeding direction, the slide block of the ball screw pair is provided with a limiting wheel, and the position detecting sensors are symmetrically installed on the base.

4. The self-limited deviation correction feeding device according to claim 3, wherein: The ends of the screw rods of the two groups of ball screw pairs are positioned through bearing supports.

5. The self-limited deviation correction feeding device according to claim 1, wherein: The detecting assembly comprises a servo motor sliding table and an edge detecting sensor installed on the servo motor sliding table.

6. The self-limited deviation correction feeding device according to claim 2, wherein: The deviation rectifying assembly comprises a deviation rectifying shaft and two groups of automatic lifting assemblies for independently driving the deviation rectifying shaft to move up and down at the two ends, and the deviation rectifying shaft is arranged directly above the feeding shaft.

7. The self-limited deviation correction feeding device according to claim 6, wherein: The automatic lifting assembly comprises an electric lift installed on the support, the two ends of the deviation rectifying shaft are positioned through slide blocks with universal bearings, and the electric lift is used for driving the slide blocks to slide up and down in the support.

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