Laser cutting machine for metal processing

Abstract

The utility model relates to the technical field of metal processing equipment, and discloses a metal processing laser cutting machine which comprises a processing table, a moving frame, a moving seat, a machine body and a laser head. A cutting table is fixedly connected to the outer wall of the top of the processing table, and a clamping mechanism is mounted on the outer wall of the top of the cutting table; the clamping mechanism comprises two bidirectional lead screws rotationally connected to the outer wall of the top of the cutting table through a plurality of shaft seats, the outer walls of the bidirectional lead screws are symmetrically connected with two screw blocks in a threaded mode, the outer walls of the two screw blocks are both rotationally connected with connecting rods, and the ends, away from the screw blocks, of the two connecting rods are jointly hinged to a clamping plate. By means of the synchronous wheel, the transmission belt, the servo motor and the speed reducer, two bidirectional lead screws in the clamping mechanism can be driven to rotate synchronously, then two clamping plates are driven to move relatively and synchronously, a metal workpiece is clamped and positioned, it is guaranteed that the metal workpiece cannot move in the cutting process, and the cutting precision is guaranteed.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of metal processing equipment, in particular to a laser cutting machine for metal processing. BACKGROUND

[0002] In the modern metal processing industry, laser cutting technology has been widely applied due to its high cutting precision, fast cutting speed and good cutting quality. However, the existing laser cutting machine for metal processing still has some deficiencies, which affect the cutting performance and use convenience.

[0003] During the use of the laser cutting machine for metal processing, the metal workpiece is not positioned, and laser cutting is directly performed on the metal workpiece. During the cutting process, the metal workpiece will displace, which will affect the cutting precision. Therefore, the laser cutting machine for metal processing is provided to solve the above problems. CONTENT OF THE UTILITY MODEL

[0004] In order to solve the problem that the metal workpiece is not positioned, laser cutting is directly performed on the metal workpiece, and the metal workpiece will displace during the cutting process, which will affect the cutting precision, the application provides a laser cutting machine for metal processing.

[0005] The laser cutting machine for metal processing provided by the application adopts the following technical scheme:

[0006] The laser cutting machine for metal processing comprises a machining table, a moving frame, a moving seat, a machine body and a laser head, the top outer wall of the machining table is fixedly connected with a cutting table, and the top outer wall of the cutting table is provided with a clamping mechanism.

[0007] The clamping mechanism comprises two double-threaded rods rotatably connected to the top outer wall of the cutting table through a plurality of shaft seats, the outer wall of the double-threaded rod is symmetrically connected with two screw blocks, the outer wall of each of the two screw blocks is rotatably connected with a connecting rod, and the outer wall of each of the two connecting rods away from the screw block is hingedly connected with a clamping plate, and the opposite outer wall of the two clamping plates is bonded with a rubber pad.

[0008] Preferably, the outer wall of each of the two shaft seats is fixedly connected with a limiting rod, the outer wall of each end of the two clamping plates is fixedly connected with a fixed rod, and the outer wall of the limiting rod is slidably connected with the fixed rod away from the clamping plate.

[0009] Preferably, one end of each of the two double-threaded rods penetrates through the shaft seat and is fixedly connected with a synchronous wheel, and the outer wall of each of the two synchronous wheels is cooperatively provided with a transmission belt.

[0010] Preferably, the top outer wall of the cutting table is fixedly provided with a speed reducer and a servo motor, the output end of the servo motor is fixedly connected with the input end of the speed reducer, and the output end of the speed reducer is fixedly connected with one end of the double-threaded rod away from the synchronous wheel.

[0011] Preferably, the top outer wall of the processing table is fixedly provided with two direct drive motors, and the sliding blocks on the outer walls of the two direct drive motors are fixedly connected with the moving frame.

[0012] Preferably, the moving seat is installed on the outer wall of the moving frame, the machine body is installed on the outer wall of the moving seat, and the laser head is installed at the bottom end of the machine body.

[0013] To sum up, the application has the following beneficial technical effects:

[0014] The synchronous wheel, transmission belt, servo motor and speed reducer are arranged to drive the two bidirectional screws in the clamping mechanism to rotate synchronously, thereby driving the two clamping plates to move synchronously relative to each other, clamping and positioning the metal workpiece, ensuring that the metal workpiece does not displace during cutting, and ensuring the cutting accuracy. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a schematic diagram of the whole application;

[0016] Figure 2 is a partial sectional view of the application;

[0017] Figure 3 is Figure 2 is an enlarged schematic view of the structure at A in FIG. 4.

[0018] Reference signs: 1, processing table; 2, moving frame; 3, moving seat; 4, machine body; 5, laser head; 6, direct drive motor; 7, cutting table; 8, shaft seat; 9, bidirectional screw; 10, screw block; 11, connecting rod; 12, clamping plate; 13, rubber pad; 14, limiting rod; 15, fixed rod; 16, synchronous wheel; 17, transmission belt; 18, speed reducer; 19, servo motor. DETAILED DESCRIPTION

[0019] The application will be further described below with reference to the accompanying drawings. Figures 1-3 The application will be further described below with reference to the accompanying drawings.

[0020] The application discloses a laser cutting machine for metal processing. Referring to Figures 1-3 , the laser cutting machine for metal processing comprises a processing table 1, a moving frame 2, a moving seat 3, a machine body 4 and a laser head 5. The top outer wall of the processing table 1 is fixedly connected with a cutting table 7, and the top outer wall of the cutting table 7 is provided with a clamping mechanism.

[0021] The clamping mechanism comprises two bidirectional screw rods 9 rotatably connected to the top outer wall of the cutting table 7 through a plurality of shaft seats 8, the outer wall of the bidirectional screw rod 9 is symmetrically and threadedly connected with two screw blocks 10, the outer wall of each of the two screw blocks 10 is rotatably connected with a connecting rod 11, the two connecting rods 11 are commonly hingedly connected with a clamping plate 12 at the end away from the screw block 10, and the opposite outer wall of the two clamping plates 12 is bonded with a rubber pad 13.

[0022] The outer wall of each two shaft seats 8 is fixedly connected with a limiting rod 14, the outer wall of the two ends of the two clamping plates 12 is fixedly connected with a fixed rod 15, and the end of the plurality of fixed rods 15 away from the clamping plate 12 is slidably connected to the outer wall of the limiting rod 14. When the clamping plate 12 moves, the fixed rod 15 is driven to slide on the outer wall of the limiting rod 14, thereby limiting the movement of the clamping plate 12 and preventing the clamping plate 12 from tilting.

[0023] One end of the two bidirectional screw rods 9 penetrates through the shaft seat 8 and is fixedly connected with a synchronous wheel 16, and the outer wall of the two synchronous wheels 16 is fitted with a transmission belt 17.

[0024] The top outer wall of the cutting table 7 is fixedly installed with a speed reducer 18 and a servo motor 19, the output end of the servo motor 19 is fixedly connected with the input end of the speed reducer 18, and the output end of the speed reducer 18 is fixedly connected with one end of the one bidirectional screw rod 9 away from the synchronous wheel 16.

[0025] The top outer wall of the processing table 1 is fixedly installed with two direct drive motors 6, and the sliding blocks on the outer wall of the two direct drive motors 6 are fixedly connected with the moving frame 2.

[0026] The moving seat 3 is installed on the outer wall of the moving frame 2, the machine body 4 is installed on the outer wall of the moving seat 3, and the laser head 5 is installed at the bottom end of the machine body 4.

[0027] The implementation principle of the laser cutting machine for metal processing in the embodiment of the application is as follows: in use, the metal workpiece is placed on the cutting table 7 and located between the two clamping plates 12, the servo motor 19 is started, the servo motor 19 outputs power through the output shaft into the speed reducer 18, the speed reducer 18 can reduce the high-speed rotation of the servo motor 19 and increase the torque to drive one bidirectional screw rod 9 to rotate, at this time, one bidirectional screw rod 9 drives one synchronous wheel 16 to rotate, the two synchronous wheels 16 are synchronously rotated through the transmission belt 17, at this time, the two synchronous wheels 16 synchronously drive the two bidirectional screw rods 9 to rotate, the two bidirectional screw rods 9 are threadedly rotated on the inner wall of the plurality of screw blocks 10, since the threads on the outer wall of the bidirectional screw rod 9 are symmetrically and oppositely arranged and have opposite pitches, the bidirectional screw rod 9 drives each two screw blocks 10 to synchronously move, the two screw blocks 10 drive the two connecting rods 11 to rotate, the two connecting rods 11 push the clamping plates 12 to move inward, and the two clamping plates 12 are synchronously moved to clamp the metal workpiece.

[0028] Then the mobile frame 2 is driven to move forward and backward by the direct drive motor 6, the moving base 3 can move left and right on the outer wall of the mobile frame 2, and the machine body 4 can move up and down on the outer wall of the moving base 3, so as to adjust the front and back, left and right and height position of the laser head 5, which is the prior art and will not be described in detail, and the metal workpiece can be cut by the laser head 5 by starting the machine body 4.

[0029] Finally, it should be pointed out that: first, in the description of the present application, it should be pointed out that unless otherwise specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to indicate the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;

[0030] Secondly: the utility model discloses the embodiment of the drawings only relates to the structure involved in the embodiment of the present disclosure, and other structures can refer to the usual design, and under the condition of no conflict, the same embodiment and different embodiments of the utility model can be combined with each other.

[0031] Finally: the above only for the preferred embodiment of the utility model, and does not limit the utility model, any modification, equivalent replacement, improvement etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

[0032] The above are the preferred embodiments of the present application, and are not used to limit the protection scope of the present application, so: any equivalent change made according to the structure, shape, principle of the present application should be covered in the protection scope of the present application.

Claims

1. A laser cutting machine for metal processing, comprising a processing table (1), a movable frame (2), a movable base (3), a machine body (4) and a laser head (5), characterized in that: The top outer wall of the processing table (1) is fixedly connected to a cutting table (7), and the top outer wall of the cutting table (7) is installed with a clamping mechanism; The clamping mechanism comprises two bidirectional screw rods (9) rotatably connected to the outer wall of the top of the cutting table (7) through a plurality of shaft seats (8); the outer wall of the bidirectional screw rod (9) is symmetrically threaded with two screw blocks (10); the outer walls of the two screw blocks (10) are both rotatably connected with connecting rods (11); the ends of the two connecting rods (11) away from the screw blocks (10) are hinged with a clamping plate (12); and the outer walls of the two clamping plates (12) facing each other are bonded with rubber pads (13).

2. The metal processing laser cutting machine according to claim 1, characterized in that: The outer walls of each two shaft seats (8) are fixedly connected to a limiting rod (14), and the outer walls at both ends of the two clamping plates (12) are fixedly connected to a fixing rod (15), and one end of the fixing rod (15) away from the clamping plate (12) is slidably connected to the outer wall of the limiting rod (14).

3. The metal processing laser cutting machine according to claim 1, characterized in that: One end of the two bidirectional screw rods (9) passes through the shaft seat (8) and is fixedly connected to a synchronous wheel (16), and a transmission belt (17) is mounted on the outer walls of the two synchronous wheels (16).

4. The metal processing laser cutting machine according to claim 3, characterized in that: A reducer (18) and a servo motor (19) are fixedly mounted on the top outer wall of the cutting table (7); the output end of the servo motor (19) is fixedly connected to the input end of the reducer (18); and the output end of the reducer (18) is fixedly connected to one end of one of the bidirectional screw rods (9) away from the synchronous wheel (16).

5. The metal processing laser cutting machine according to claim 1, characterized in that: Two direct drive motors (6) are fixedly mounted on the top outer wall of the processing table (1), and the sliders on the outer walls of the two direct drive motors (6) are fixedly connected to the movable frame (2).

6. The metal processing laser cutting machine according to claim 1, characterized in that: The movable seat (3) is mounted on the outer wall of the movable frame (2), the machine body (4) is mounted on the outer wall of the movable seat (3), and the laser head (5) is mounted on the bottom end of the machine body (4).

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