CN217344040U

CN217344040U - Feeding device for laser cutting machine

Info

Publication number: CN217344040U
Application number: CN202220647653.9U
Authority: CN
Inventors: 徐加祥; 房秀峰
Original assignee: Shandong Zhihang Cnc Equipment Co ltd
Current assignee: Shandong Zhihang Cnc Equipment Co ltd
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-09-02
Anticipated expiration: 2032-03-23

Abstract

The utility model relates to the technical field of laser cutting, in particular to a feeding device for a laser cutting machine, which comprises a frame, a flattening mechanism, a transmission mechanism and a conveying device, wherein the flattening mechanism comprises a first flattening roller, a second flattening roller, a first feeding roller and a second feeding roller, the first flattening roller and the second flattening roller can rotate relative to the frame, the transmission mechanism is respectively connected with the first feeding roller and the conveying device, the frame is provided with a power device, the power device drives the first feeding roller to rotate relative to the frame through the transmission mechanism, the power device drives the conveying device to horizontally move on the frame through the transmission mechanism, the second feeding roller can rotate relative to the frame, the frame is provided with a pressing device which is arranged at two ends of the second feeding roller, and the pressing device can adjust the distance between the second feeding roller and the first feeding roller, the utility model has the advantages of can spread the gentle pay-off of panel that curls and stabilize.

Description

Feeding device for laser cutting machine

Technical Field

The utility model relates to a laser cutting technical field especially relates to a material feeding unit for laser cutting machine.

Background

Laser cutting is one of the main modes of plate cutting at present, and laser cutting machines are widely applied, wherein a feeding mechanism on the laser cutting machine influences the conveying speed and the conveying stability of a plate to be cut.

Because the panel that waits to cut is not smooth, prior art is still had the pay-off unstability for the material feeding unit for the laser cutting machine, can not be effectively with the flat problem of panel exhibition of curling.

Therefore, there is a need for a feeding mechanism capable of improving feeding stability and paving a curled sheet material, so as to overcome the defects of the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem in the prior art and providing a material feeding unit for laser cutting machine.

The technical scheme of the utility model is that:

the utility model provides a material feeding unit for laser cutting machine, includes the frame, the frame is equipped with exhibition flat mechanism and drive mechanism, and exhibition flat mechanism includes first feed roll and second feed roll, drive mechanism is connected with first feed roll, but the frame rotation relatively of second feed roll.

As a preferred technical scheme, the device further comprises a pressing device, the pressing device is connected with the second feeding roller, and the pressing device drives the second feeding roller to be close to or far away from the first feeding roller.

As a preferable technical scheme, the device further comprises a conveying device, and the conveying device is connected with the transmission mechanism.

As a preferred technical scheme, a support roller is arranged on the rack, the support roller is installed on two sides of the first flattening roller, and the support roller can rotate relative to the rack.

As a preferred technical scheme, the flattening mechanism further comprises a first flattening roller and a second flattening roller, and the first flattening roller and the second flattening roller rotate relative to the rack.

As a preferred technical scheme, the rack is provided with a power device, the power device drives the first feeding roller to rotate through a transmission mechanism, and the power device drives the conveying device to horizontally move relative to the rack through the transmission mechanism.

As a preferred technical scheme, a support roller is arranged on the rack, the support roller is positioned on two sides of the first flattening roller, and the support roller rotates relative to the rack.

As a preferred technical scheme, a support is arranged on the frame, a long groove is formed in the support, and rotating shafts at two ends of the second flattening roller can move in the long groove in the support.

As a preferred technical scheme, a guide roller is arranged on the rack, the guide roller is positioned between the flattening mechanism and the conveying device, and the guide roller can rotate relative to the rack.

As a further preferable technical scheme, the pressing device is connected with two ends of the second feeding roller.

As a further preferable technical solution, a second driven wheel and a third driven wheel are provided on the transmission shaft, the second driven wheel is installed outside the frame, and the third driven wheel is installed inside the frame.

The utility model discloses a material feeding unit for laser cutting machine flattens through the gravity of second exhibition flat roll in the exhibition flat mechanism and realizes the preliminary exhibition of flat board to curling, and the last hold-down mechanism of conveyor can adjust the distance between first feed roll and the second feed roll, and the secondary exhibition flat of board is realized through the gap between the two to panel, and the gap is simultaneously less, and is bigger to the frictional force of panel, improves the stability of panel transportation, compares with the conventional art, the utility model has the advantages of can be flat and the pay-off is stable with curling panel exhibition many times.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial enlarged view of the front end of the present invention;

FIG. 3 is a second enlarged view of the front end of the present invention;

1. a second driven wheel; 2. a drive shaft; 3. a first drive wheel; 4. a second driving wheel; 5. a first driven wheel; 6. a pressing device; 7. a support; 8. a guide roller; 9. a first feed roller; 10. a support roller; 11. A first nip roll; 12. a second nip roll; 13. a second feed roller; 14. a third driven wheel; 15. a conveying device; 16. a frame; 17. a flattening mechanism; 18. a transmission mechanism; 19. and a power device.

Detailed Description

In order to make the utility model realize that the technical means, technical characteristics, utility model purpose and technological effect are easily understood and known, combine specific figure below, further explain the utility model.

The first embodiment is as follows:

as shown in fig. 1, the feeding device for the laser cutting machine of the embodiment includes a frame 16, a flattening mechanism 17, a transmission mechanism 18 and a conveying device 15, where the flattening mechanism 17 includes a first flattening roller 11, a second flattening roller 12, a first feeding roller 9 and a second feeding roller 13, the first flattening roller 11 and the second flattening roller 12 can rotate relative to the frame 16, the transmission mechanism 18 is respectively connected with the first feeding roller 9 and the conveying device 15, the frame 16 is provided with a power device 19, the power device 19 drives the first feeding roller 9 to rotate relative to the frame 16 through the transmission mechanism 18, the power device 19 drives the conveying device 15 to horizontally move on the frame 16 through the transmission mechanism 18, preferably, the first feeding roller 9 is located below the second feeding roller 13, preferably, the conveying power device 19 is a motor, the second feeding roller 13 can rotate relative to the frame 16, the frame 16 is provided with a pressing device 6, the pressing device 6 is arranged at two ends of a second feed roller 13, the pressing device 6 can adjust the distance between the second feed roller 13 and the first feed roller 9 by pressing the second feed roller 13, when the pressing device 6 is used for pressing, the second feed roller 13 is pressed by the pressing device 6, the second feed roller 13 moves downwards to gradually approach the first feed roller 9, the gap between the second feed roller and the first feed roller 9 is shortened, so that the friction force of the first feed roller 9 and the second feed roller 13 to the plate is increased, on one hand, the curled plate is flattened, on the other hand, the plate can be clamped, the transportation speed of the plate is controlled, the pressing device 6 can be a pneumatic cylinder or a hydraulic cylinder, preferably, the pressing device 6 is a pneumatic cylinder, if the pneumatic cylinder is used, the distance between the second feed roller 13 and the first feed roller 9 is adjusted by air pressure, further adjusting the friction force of the first feeding roller 9 and the second feeding roller 13 on the metal plate, preventing the metal plate from sliding relative to the first feeding roller 9 and the second feeding roller 13, affecting the plate conveying speed, and improving the conveying stability, the frame 16 is provided with a supporting roller 10, the supporting roller 10 is installed on two sides of the first flattening roller 11, the supporting roller 10 can rotate relative to the frame 16, the transmission mechanism 18 comprises a first driving wheel 3, a first driven wheel 5, a second driving wheel 4 and a second driven wheel 1, the first driving wheel 3 and the second driving wheel 4 are arranged at the output end of the power device 19, the first driven wheel 5 is connected with one end of the first feeding roller 9, the frame 16 is provided with a transmission shaft 2, the second driven wheel 1 is connected with one end of the transmission shaft 2, preferably, the first driving wheel 3 and the first driven wheel 5 are belt wheels, the second driving wheel 4 and the second driven wheel 1 are chain wheels, the two ends of the transmission shaft 2 are respectively connected with a third driven wheel 2, the conveying device 15 is connected with a third driven wheel 14, the third driven wheel 14 drives the conveying device 15 to horizontally move on a rack 16, preferably, the third driven wheel 14 is a chain wheel, preferably, the conveying device 15 is a conveying belt, preferably, a bearing is arranged at the joint of the first feeding roller 9 and the rack 16, so that the sliding friction between the first feeding roller 9 and the rack 16 is changed into rolling friction, the rotating fluency of the first feeding roller 9 is improved, a bracket 7 is arranged on the rack 16, an elongated slot is arranged on the bracket 7, rotating shafts at the two ends of the second flattening roller 12 can move in the elongated slot on the bracket 7, a guide roller 8 is arranged between the first feeding roller 9 and the conveying device 15, the guide roller 8 can rotate relative to the rack 16, and the second driven wheel 1 is arranged outside the rack 16, the third driven wheel 14 is mounted inside the frame 16, and preferably, the elongated slot is elongated.

The support rolls 10 are arranged on two sides of the first flattening roll 11, the support rolls 10 rotate relative to the frame 16, preferably, two support rolls 10 are arranged in front of the first flattening roll 11, two support rolls 10 are arranged behind the first flattening roll 11, the two support rolls 10 in front of the flattening roll are different in height, the two support rolls 10 in front are gradually raised from front to back and do not exceed the height of the second flattening roll 12, preferably, the two support rolls 10 behind the second flattening roll 12 are the same in height as the second flattening roll 12, guide rolls 8 are arranged between the first feeding roll 9 and the second feeding roll 13 and the conveying device 15, the guide rolls 8 can rotate relative to the frame 16, the guide rolls 8 are used for receiving metal plates conveyed by the first feeding roll 9 and the second feeding roll 13 and preventing deformation caused by support, the effect and precision of the subsequent cutting on the conveying device 15 are influenced, preferably, the conveying device 15 is a crawler belt, the bottom of the first flattening roller 11 is provided with a second flattening roller 12 matched with the first flattening roller 11, the sheet passes through the middle of the first flattening roller 11 and the second flattening roller 12, the first flattening roller 11 and the second flattening roller 12 matched with each other can flatten the curled metal sheet, the second flattening roller 12 can also ascend or descend relative to the first flattening roller 11 through a long groove, the ascending or descending is dependent on the own weight and the bending degree of the sheet between the first flattening roller 11 and the second flattening roller 12, the higher the bending degree is, the larger the distance of the second flattening roller 12 jacked up by the sheet is, but the gravity action of the second flattening roller 12 presses down the sheet, and the metal sheet subjected to the pressure is compared with the generation of wrinkles, it is more easily paved, thereby realizing the effect of paving the metal plate.

In summary, the preferred embodiments of the present invention are only described, and the scope of the present invention is not limited thereto. All equivalent changes and modifications made according to the content of the claims of the present invention should belong to the technical scope of the present invention.

Claims

1. The utility model provides a material feeding unit for laser cutting machine which characterized in that: the automatic feeding device comprises a rack (16), wherein the rack (16) is provided with a flattening mechanism (17) and a transmission mechanism (18), the flattening mechanism (17) comprises a first feeding roller (9) and a second feeding roller (13), the transmission mechanism (18) is connected with the first feeding roller (9), and the second feeding roller (13) can rotate relative to the rack (16).

2. The feeding device for the laser cutting machine according to claim 1, wherein: the device is characterized by further comprising a pressing device (6), wherein the pressing device (6) is connected with the second feeding roller (13), and the pressing device (6) drives the second feeding roller (13) to be close to or far away from the first feeding roller (9).

3. The feeding device for the laser cutting machine according to claim 1, wherein: the device also comprises a conveying device (15), wherein the conveying device (15) is connected with a transmission mechanism (18).

4. The feeding device for the laser cutting machine according to claim 1, wherein: flattening mechanism (17) still include first nip roll (11), second nip roll (12), first nip roll (11) and second nip roll (12) rotate relatively frame (16).

5. The feeding device for the laser cutting machine according to claim 1, wherein: the machine frame (16) is provided with a power device (19), the power device (19) drives the first feeding roller (9) to rotate through a transmission mechanism (18), and the power device (19) drives the conveying device (15) to horizontally move relative to the machine frame (16) through the transmission mechanism (18).

6. The feeding device for the laser cutting machine according to claim 4, wherein: be equipped with backing roll (10) on frame (16), backing roll (10) are located the both sides of first nip roll (11), backing roll (10) rotate frame (16) relatively.

7. The feeding device for the laser cutting machine according to claim 4, wherein: the frame (16) is provided with a support (7), the support (7) is provided with a long groove, and the rotating shafts at two ends of the second flattening roller (12) can move in the long groove on the support (7).

8. The feeding device for the laser cutting machine according to claim 1, wherein: be equipped with guide roll (8) on frame (16), guide roll (8) are located between flattening mechanism (17) and conveyor (15), guide roll (8) can rotate relative frame (16).

9. The feeding device for the laser cutting machine according to claim 2, wherein: the pressing device (6) is connected with two ends of the second feeding roller (13).

10. The feeding device for the laser cutting machine as claimed in claim 5, characterized in that the transmission shaft (2) is provided with a second driven wheel (1) and a third driven wheel (14), the second driven wheel (1) is mounted on the outer side of the frame (16), and the third driven wheel (14) is mounted on the inner side of the frame (16).