Automatic feeding and positioning device for laser cutting

Abstract

The utility model discloses a laser cutting automatic feeding positioning device which comprises a workbench and a conveying mechanism, the conveying mechanism is located at one end of the workbench, a length sensor is arranged on the conveying mechanism, a self-adaptive feeding mechanism is arranged on the workbench, a self-adaptive suction cup assembly is arranged on the self-adaptive feeding mechanism, and the self-adaptive suction cup assembly is arranged on the workbench. A limiting mechanism is arranged at one end of the conveying mechanism, a position sensor used for detecting the position is arranged on the limiting mechanism, the self-adaptive suction cup assembly is provided with a sensing camera, a laser cutter is arranged on the workbench, and the self-adaptive feeding mechanism is provided with the self-adaptive suction cup assembly. According to the automatic feeding and positioning device for laser cutting, the self-adaptive feeding mechanism is designed, the distance between the suction cup sets can be adjusted according to the length of a metal plate, the gravity center of the metal plate can be stably controlled during carrying, and the accurate carrying position can be controlled.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of feeding device, concretely is a kind of laser cutting automatic feeding positioning device. BACKGROUND

[0002] Laser cutting is that laser emitted from laser is focused into high-power density laser beam by optical path system.Laser beam irradiates to workpiece surface, and workpiece reaches melting point or boiling point, while high-pressure gas coaxial with beam blows away melted or vaporized metal. With the movement of the relative position of beam and workpiece, finally make material form cut, so as to achieve the purpose of cutting.

[0003] The current laser cutting machine when carrying out the laser cutting of metal plate, manually lift the metal plate to the operation table, metal plate is placed in different positions, and the size and length of metal plate are different, it is difficult to position metal plate along with the cutting position of laser cutting machine, the positioning precision is poor, and when artificial frequent feeding, it will cause the heavy burden of worker feeding, also can cause the condition that feeding efficiency reduces, therefore, a new laser cutting automatic feeding positioning device is proposed. UTILITY MODEL CONTENTS

[0004] The utility model provides a kind of laser cutting automatic feeding positioning device, the utility model to solve the problem that metal plate length is different and has error in placement position, leading to cutting position positioning difference.

[0005] The utility model provides a kind of laser cutting automatic feeding positioning device, including workbench and conveying mechanism, the conveying mechanism is located workbench one end, be provided with length inductor on the conveying mechanism, be provided with self-adapting feeding mechanism on the workbench, be provided with self-adapting suction cup subassembly on the self-adapting feeding mechanism, the limit mechanism is set up in the conveying mechanism one end, be provided with position inductor for detecting position on the limit mechanism, self-adapting suction cup subassembly is provided with response camera, be provided with laser cutting device on the workbench, be provided with self-adapting suction cup subassembly on the self-adapting feeding mechanism, workbench is provided with processing table, the processing table one end is provided with lifting limit mechanism, the processing table other end is provided with pushing mechanism, the processing table one side is provided with positioning mechanism, the processing table other side is provided with telescopic limit mechanism, self-adapting suction cup subassembly both ends are slidably provided with first sliding suction cup group and second sliding suction cup group.

[0006] Preferably, the self-adapting feeding mechanism includes a rotary disc and a multi-axis robot arm, the rotary disc is connected to the bottom of the multi-axis robot arm, and the top of the robot arm is connected to the self-adapting suction cup subassembly.

[0007] Preferably, the self-adapting suction disc assembly comprises a first sliding suction disc group, a second sliding suction disc group, a supporting seat and a fixed suction disc group, the fixed suction disc group is fixed on the supporting seat, a bidirectional screw rod is arranged below the supporting seat, the first sliding suction disc group is slidingly connected to one end of the bidirectional screw rod, and the second sliding suction disc group is slidingly connected to the other end of the bidirectional screw rod.

[0008] Preferably, the pushing mechanism comprises a pushing cylinder and a pushing plate, and the telescopic rod of the pushing cylinder is connected to the pushing plate.

[0009] Preferably, a plurality of rolling beads are arranged on the table top of the workbench.

[0010] Preferably, the conveying mechanism comprises a conveying motor and a conveying roller, and the conveying motor is connected to the conveying roller through a chain transmission.

[0011] Preferably, the workbench is slidingly provided with a connecting seat, the laser cutter is slidingly arranged on the connecting seat, and the workbench is provided with slide rails on two sides for sliding of the connecting seat.

[0012] Compared with the prior art, the self-adapting laser cutting automatic feeding positioning device has the beneficial effects that:

[0013] The self-adapting laser cutting automatic feeding positioning device has the beneficial effects that: BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 The self-adapting laser cutting automatic feeding positioning device has the beneficial effects that:

[0015] Figure 2 The self-adapting laser cutting automatic feeding positioning device has the beneficial effects that:

[0016] Figure 3 The self-adapting laser cutting automatic feeding positioning device has the beneficial effects that:

[0017] Figure 4 The self-adapting laser cutting automatic feeding positioning device has the beneficial effects that:

[0018] Figure 5 The self-adapting laser cutting automatic feeding positioning device has the beneficial effects that:

[0019] Figure 6 The self-adapting laser cutting automatic feeding positioning device has the beneficial effects that:

[0020] REFERENCE SIGNS:

[0021] In the figure: 1 - workbench; 11 - slide rail; 111 - first drive motor; 12 - pushing mechanism; 131 - telescopic cylinder; 132 - limiting plate; 14 - connecting seat; 141 - second drive motor; 15 - lifting limiting mechanism 3; 151 - first inductor; 16 - positioning mechanism; 161 - second inductor; 2 - mechanical arm; 21 - rotary disc; 22 - base; 23 - first swing arm; 24 - second swing arm; 25 - third swing arm; 3 - conveying mechanism; 31 - length inductor; 32 - limiting mechanism; 33 - conveying motor; 34 - conveying roller; 4 - laser cutter; 5 - adaptive feeding mechanism; 51 - supporting seat; 52 - bidirectional screw rod; 53 - fixed suction disc group; 54 - first sliding suction disc group; 55 - second sliding suction disc group; 56 - inductive camera; 57 - suction disc; 6 - processing table; 61 - rolling ball. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0023] Embodiment:

[0024] As Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6As shown, the embodiment discloses a laser cutting automatic feeding positioning device, which comprises a workbench 1 and a conveying mechanism 3, the conveying mechanism 3 is located at one end of the workbench 1, a length sensor 31 is arranged on the conveying mechanism 3, an adaptive feeding mechanism 5 is arranged on the workbench 1, an adaptive suction cup assembly is arranged on the adaptive feeding mechanism 5, a limiting mechanism 32 is arranged at one end of the conveying mechanism 3, a position sensor for detecting position is arranged on the limiting mechanism 32, the adaptive suction cup assembly is provided with a sensing camera 56, a laser cutting device 4 is arranged on the workbench 1, an adaptive suction cup assembly is arranged on the adaptive feeding mechanism 5, the workbench 1 is provided with a machining table 6, a lifting limiting mechanism 3215 is arranged at one end of the machining table 6, a pushing mechanism 12 is arranged at the other end of the workbench 1, a positioning mechanism 16 is arranged on one side of the machining table 6, and a telescopic limiting mechanism 32 is arranged on the other side of the machining table 6. The adaptive suction cup assembly is respectively provided with a first sliding suction cup group 54 and a second sliding suction cup group 55 which are slidably arranged at two ends of the adaptive suction cup assembly. The length sensor 31 detects the length of the metal plate during conveying, the adaptive suction cup assembly can control the spacing of the suction cups according to the length of the metal plate, the position sensor can sense the position of the metal plate on the conveying mechanism 3, the position sensor transmits position data to the sensing camera 56, the sensing camera 56 judges the center of the metal plate based on the position data, can quickly position the metal plate, accurately feed, and carry to the machining table 6; the lifting limiting mechanism 3215 and the pushing mechanism 12 are arranged at opposite ends of the machining table 6, the positioning mechanism 16 and the telescopic limiting mechanism 32 are arranged on the corresponding two sides, when the metal plate is on the machining table 6, the lifting limiting mechanism 3215 is extended out of the machining table 6 before cutting, the pushing mechanism 12 pushes the metal plate to the lifting limiting mechanism 3215, and the telescopic limiting mechanism 32 pushes the metal plate to the positioning mechanism 16. The positioning mechanism 16 and the lifting limiting mechanism 3215 are used as the x-axis and y-axis for positioning, which can quickly and accurately perform laser cutting, and has good convenience.

[0025] Figure 4 As shown, the adaptive feeding mechanism 5 comprises a rotating disc 21 and a multi-axis mechanical arm 2, the rotating disc 21 is connected to the bottom of the multi-axis mechanical arm 2, and the mechanical arm 2 is connected to the adaptive suction cup assembly at the top. The multi-axis mechanical arm 2 comprises a base 22, a first swing arm 23, a second swing arm 24 and a third swing arm 25, the first swing arm 23 is rotationally connected with the base 22, the second swing arm 24 is rotationally connected with the first swing arm 23, and the second swing arm 24 and the third swing arm 25 are rotationally connected. The base 22 is rotationally connected with the rotating disc 21, and the adaptive suction cup assembly is rotationally connected with the third swing arm 25. The first swing arm 23, the second swing arm 24 and the third swing arm 25 provide a good multi-axis movement space for the adaptive suction cup assembly, which is convenient for swinging and sucking. The mechanical arm 2 rotates on the workbench 1 based on the rotating disc 21, which is convenient for the adaptive suction cup assembly to suck and feed the metal plate, and has good practicability.

[0026] Figure 5 As shown, the adaptive suction cup assembly comprises a first sliding suction cup group 54, a second sliding suction cup group 55, a support seat 51, and a fixed suction cup group 53 fixed on the support seat 51, and a bidirectional screw rod 52 is arranged below the support seat 51, the first sliding suction cup group 54 is slidingly connected to one end of the bidirectional screw rod 52, and the second sliding suction cup group 55 is slidingly connected to the other end of the bidirectional screw rod 52. A first sliding block is arranged on one end of the bidirectional screw rod 52, a second sliding block is arranged on the other end of the bidirectional screw rod 52, the first sliding suction cup group 54 is fixed on the first sliding block, and the second sliding suction cup group 55 is fixed on the second sliding block. Under the action of rotating the bidirectional screw rod 52, the first sliding suction cup group 54 and the second sliding suction cup group 55 simultaneously approach or move away from the fixed suction cup group 53, which can adapt to different lengths of metal plates for suction, and has good convenience.

[0027] The first sliding suction cup group 54, the second sliding suction cup group 55 and the fixed suction cup group 53 are all provided with two suction cups 57, and the suction cups 57 are arranged on both sides of the support seat 51, that is, the adaptive suction cup assembly has six suction cups 57, which can stably suck the metal plate and is convenient and fast.

[0028] The pushing mechanism 12 comprises a pushing cylinder and a pushing plate, the telescopic rod of the pushing cylinder is connected to the pushing plate, the telescopic limiting mechanism 32 comprises a telescopic cylinder 131 and a limiting plate 132, the telescopic rod of the telescopic cylinder 131 is connected to the limiting plate 132, a first sensor 151 is arranged on the lifting limiting mechanism 3215, a second sensor 161 is arranged on the positioning mechanism 16, and the first sensor 151 and the second sensor 161 are used for sensing the steel plate. When the first sensor 151 and the second sensor 161 both sense that the steel plate is in place, the cutting can be started.

[0029] A plurality of rolling beads 61 are arranged on the table top of the workbench 1, the rolling beads 61 can reduce the abrasion of the metal plate, and facilitate the pushing of the pushing mechanism 12 to the position of the telescopic limiting mechanism 32.

[0030] Figure 6 As shown, the conveying mechanism 3 comprises a conveying motor 33 and a conveying roller 34, the conveying motor 33 is connected to the conveying roller 34 through chain transmission, and the conveying motor 33 transports the metal plate.

[0031] The workbench 1 is slidably provided with a connecting seat 14, the laser cutter 4 is slidably arranged on the connecting seat 14, the workbench 1 is provided with slide rails 11 on both sides for sliding of the connecting seat 14, specifically, the workbench 1 is provided with a first driving motor 111 and a second driving motor 141 for controlling sliding, the first driving motor 111 is used for controlling sliding of the connecting seat 14, the first driving motor 111 is used for controlling sliding of the laser cutter 4, the laser cutter 4 can be slid to different positions based on the connecting seat 14 for cutting, and good convenience is achieved.

[0032] The laser cutting automatic feeding positioning device is provided with the self-adaptive feeding mechanism 5, the distance between the suction cup groups can be adjusted according to the length of the metal plate, the center of gravity of the metal plate can be stably controlled during carrying, and the accurate position of carrying can be controlled; the positioning mechanism 16 and the telescopic limiting mechanism 32 are designed as a limiting mechanism, the positioning of the metal plate can be quickly realized, and good convenience is achieved; the multi-shaft rotation design of the mechanical arm 2 can facilitate grabbing and carrying of the metal plate, and good practicability is achieved.

[0033] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A laser cutting automatic feeding positioning device, comprising a workbench (1) and a conveying mechanism (3), characterized in that, The conveying mechanism (3) is located at one end of the workbench (1), a length sensor (31) is arranged on the conveying mechanism (3), an adaptive feeding mechanism (5) is arranged on the workbench (1), an adaptive suction disc assembly is arranged on the adaptive feeding mechanism (5), a limiting mechanism (32) is arranged at one end of the conveying mechanism (3), a position sensor for detecting position is arranged on the limiting mechanism (32), the adaptive suction disc assembly is provided with an induction camera (56), a laser cutter (4) is arranged on the workbench (1), the workbench (1) is provided with a machining table (6), a lifting limiting mechanism (3215) is arranged at one end of the machining table (6), a pushing mechanism (12) is arranged at the other end of the workbench (1), a positioning mechanism (16) is arranged on one side of the machining table (6), a telescopic limiting mechanism (32) is arranged on the other side of the machining table (6), and a first sliding suction disc group (54) and a second sliding suction disc group (55) are respectively arranged at two ends of the adaptive suction disc assembly.

2. The automatic positioning device for laser cutting and feeding according to claim 1, characterized in that, The adaptive feeding mechanism (5) comprises a rotating disc (21) and a multi-axis mechanical arm (2), the rotating disc (21) is connected to the bottom of the multi-axis mechanical arm (2), and the mechanical arm (2) is connected with the adaptive suction disc assembly at the top.

3. The automatic positioning device for laser cutting and feeding according to claim 1, characterized in that, The adaptive suction disc assembly comprises a first sliding suction disc group (54), a second sliding suction disc group (55), a supporting seat (51) and a fixed suction disc group (53), the fixed suction disc group (53) is fixed on the supporting seat (51), a bidirectional screw rod (52) is arranged below the supporting seat (51), the first sliding suction disc group (54) is slidably connected to one end of the bidirectional screw rod (52), and the second sliding suction disc group (55) is slidably connected to the other end of the bidirectional screw rod (52).

4. The automatic positioning device for laser cutting and feeding according to claim 1, characterized in that, The pushing mechanism (12) comprises a pushing cylinder and a pushing plate, and the telescopic rod of the pushing cylinder is connected to the pushing plate.

5. The automatic positioning device for laser cutting and feeding according to claim 1, characterized in that, A plurality of rolling beads (61) are arranged on the table top of the workbench (1).

6. The automatic positioning device for laser cutting and feeding according to claim 1, characterized in that, The conveying mechanism (3) comprises a conveying motor (33) and a conveying roller (34), and the conveying motor (33) is connected to the conveying roller (34) through chain transmission.

7. The automatic positioning device for laser cutting and feeding according to claim 1, characterized in that, The workbench (1) is slidably provided with a connecting seat (14), the laser cutter (4) is slidably arranged on the connecting seat (14), and the workbench (1) is provided with slide rails (11) on both sides for sliding the connecting seat (14).

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