CN212577840U

CN212577840U - Protection device of laser cutting head

Info

Publication number: CN212577840U
Application number: CN202020940073.XU
Authority: CN
Inventors: 彭飞跃
Original assignee: Hunan Jingzheng Laser Technology Co ltd
Current assignee: Hunan Jingzheng Laser Technology Co ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2021-02-23
Anticipated expiration: 2030-05-28

Abstract

The utility model discloses a protection device of laser cutting head, place the chamber including the laser cutting head, the laser cutting head is placed chamber top lateral wall and is connected with the mounting panel, mounting panel bottom swing joint has protector, be equipped with the cavity in the mounting panel, the level is equipped with the carriage release lever in the cavity, the mounting panel bottom is equipped with the mounting groove, the mounting groove with the cavity communicates with each other, the carriage release lever both ends are connected with the gyro wheel, protector top fixedly connected with fixed plate, the fixed plate passes through the mounting groove with carriage release lever fixed connection, the laser cutting head is placed the chamber lateral wall and is connected with buffer, the cardboard runs through the opening. Through the combined action of the protective device and the buffer device, the laser cutting head is protected from working normally, the whole protection of the laser cutting machine is realized, the service life of the device is prolonged, and the cutting accuracy is improved.

Description

Protection device of laser cutting head

Technical Field

The utility model relates to laser cutting's technical field especially relates to a protection device of laser cutting head.

Background

Laser cutting is one of the thermal cutting methods for cutting a workpiece by irradiating the workpiece with a focused high-power-density laser beam to rapidly melt, vaporize or reach the ignition point of the irradiated material and blowing off the molten material with the aid of a high-speed gas stream coaxial with the beam. The laser cutting processing is to replace the traditional mechanical knife by invisible light beams, has the characteristics of high precision, quick cutting, no limitation on cutting patterns, automatic typesetting, material saving, smooth cut, low processing cost and the like, and can gradually improve or replace the traditional metal cutting process equipment.

The laser cutting machine is very convenient to use, but in the cutting process, the laser cutting head needs to be moved so as to cut the cut plate; in the process, the laser cutting head can touch the obstacle to cause damage to the cutting head, the service life of the device is shortened, and the cutting accuracy is reduced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a protection device of laser cutting head has solved and has touched the barrier and lead to the cutting head to damage when the laser cutting head, reduces the technical problem of cutting rate of accuracy.

In order to achieve the above object, the utility model provides a following technical scheme: a protection device for a laser cutting head comprises a laser cutting head placing cavity, wherein the outer side wall of the top end of the laser cutting head placing cavity is connected with a mounting plate, the bottom end of the mounting plate is movably connected with a protection device, a cavity is arranged in the mounting plate, a moving rod is horizontally arranged in the cavity, the bottom end of the mounting plate is provided with a mounting groove, the mounting groove is communicated with the cavity, two ends of the moving rod are connected with rollers, the top end of the protection device is fixedly connected with a fixed plate, the fixed plate is fixedly connected with the moving rod through the mounting groove, the outer side wall of the laser cutting head placing cavity is connected with a buffer device, the buffer device comprises a shell, the outer wall of the shell is provided with a control motor switch button, the outer wall of one side of, the utility model discloses a motor, including cavity, shell, first gear top, second gear, threaded rod, connecting rod top fixedly connected with the cardboard that the opening cooperation was used, the cardboard runs through the opening, the output shaft fixedly connected with first gear of motor, the meshing of first gear top has the second gear, the inboard fixedly connected with threaded rod of second gear, the threaded rod both ends with shell swing joint, the threaded rod surface is connected with the screwed pipe, screwed pipe top fixedly connected with connecting rod, connecting rod top fixedly connected with the cardboard that the opening cooperation was used.

Preferably, the protection device comprises a first baffle plate and a second baffle plate, the top end of the first baffle plate is fixedly connected with the fixing plate, and a spring is connected between the first baffle plate and the second baffle plate.

Preferably, the horizontal length of the mounting groove is smaller than that of the moving rod.

Preferably, the rubber layer is arranged on the inner side wall of the laser cutting head placing cavity.

Preferably, the vertical height of the second baffle is smaller than that of the first baffle.

Preferably, the inner wall of the top of the shell is provided with a sliding groove, one side wall of the sliding groove is provided with an alarm button, and the top of the clamping plate is connected with a sliding block matched with the sliding groove for use.

The utility model provides a protection device of laser cutting head possesses following beneficial effect:

1. through the combined action of the protective device and the buffer device, the laser cutting head is protected from working normally, the whole protection of the laser cutting machine is realized, the service life of the device is prolonged, and the cutting accuracy is improved.

2. The spring has a buffering effect on the acting force acting on the first baffle, so that the acting force of the barrier on the laser cutting head is reduced, the service life of the device is prolonged, and the cutting accuracy is improved; the horizontal length of the mounting groove is smaller than that of the movable rod, so that the movable rod is prevented from being pulled out of the cavity.

3. The rubber layer connected with the inner side wall of the laser cutting head placing cavity 1 avoids damage caused by the fact that the laser cutting head directly impacts the laser cutting head placing cavity; the second baffle vertical height is less than the first baffle vertical height, avoids the second baffle vertical height too high and mounting panel contact to hinder the horizontal migration that first baffle drove the second baffle.

4. The slider can reduce the friction when removing, avoids the wearing and tearing of device, and when the slider touched alarm button, the buzzer sounder reported to the police, reminded staff's equipment and be in dangerous state, stopped laser cutting machine's work at once to protection laser cutting head realizes the holistic protection of laser cutting head, has prolonged the life of device, has improved the rate of accuracy of cutting.

Drawings

FIG. 1 is a schematic view of a protection device for a laser cutting head;

FIG. 2 is a schematic view of another perspective of a protection device for a laser cutting head;

FIG. 3 is a schematic structural view of a buffering device;

FIG. 4 is a schematic view of the structure of the guard;

FIG. 5 is a schematic view of the mounting plate;

FIG. 6 is a schematic view of a portion A in FIG. 3;

the laser cutting head placing cavity comprises a laser cutting head placing cavity 1, a rubber layer 11, a mounting plate 2, a cavity 21, a moving rod 22, a mounting groove 23, a roller 24, a protection device 3, a fixing plate 31, a first baffle 32, a second baffle 33, a spring 34, a buffer device 4, a shell 41, a sliding groove 411, an opening 42, a cavity 43, a motor 44, a first gear 45, a second gear 46, a threaded rod 47, a threaded pipe 471, a connecting rod 48, a clamping plate 49 and a sliding block 491.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following embodiments are merely illustrative, and are not intended to limit the manner in which features may be combined, and any features may be combined as appropriate across the embodiments.

As shown in fig. 1-6, the utility model provides a technical solution: a protection device for a laser cutting head comprises a laser cutting head placing cavity 1, the outer side wall of the top end of the laser cutting head placing cavity 1 is connected with a mounting plate 2, the bottom end of the mounting plate 2 is movably connected with a protection device 3, a cavity 21 is arranged in the mounting plate 2, a moving rod 22 is horizontally arranged in the cavity 21, a mounting groove 23 is arranged at the bottom end of the mounting plate 2, the mounting groove 23 is communicated with the cavity 21, two ends of the moving rod 22 are connected with rollers 24, the top end of the protection device 3 is fixedly connected with a fixing plate 31, the fixing plate 31 is fixedly connected with the moving rod 22 through the mounting groove 23, the outer side wall of the laser cutting head placing cavity 1 is connected with a buffer device 4, the buffer device 4 comprises a shell 41, the outer wall of the shell 41 is provided with a control motor switch button 5, the outer wall, first gear 45 of output shaft fixedly connected with of motor 44, first gear 45 top meshing has second gear 46, the inboard fixedly connected with threaded rod 47 of second gear 46, threaded rod 47 both ends and shell 41 swing joint, threaded rod 47 surface connection has screwed pipe 471, screwed pipe 471 top fixedly connected with connecting rod 48, connecting rod 48 top fixedly connected with and opening 42 cooperation cardboard 49 that uses, cardboard 49 runs through opening 42.

The whole device moves along with the movement of the laser cutting head, when the protective device 3 contacts with an obstacle, the obstacle props against the protective device 3, the protective device 3 drives the roller 24 on the moving rod 22 to horizontally move in the cavity 21 towards the laser cutting head, the roller 24 reduces friction during sliding, abrasion of the device is avoided, until the protective device 3 contacts with the control motor switch button 5 of the buffer device 4, the motor 44 is started to drive the first gear 45 to rotate, the first gear 45 drives the second gear 46 to rotate, the second gear 46 drives the threaded rod 47 to rotate, the threaded rod 47 drives the threaded pipe 471 to move forwards, the threaded pipe 471 drives the connecting rod 48 to move forwards, the connecting rod 48 drives the clamping plate 49 to move forwards, and the clamping plate 49 has a reaction force to the protective device 3 to reduce the acting force of the obstacle to the protective device 3, when the laser cutting head contacts with the obstacle, through the combined action of the protective device 3 and the buffer device 4, the laser cutting head is protected from working normally, the whole protection of the laser cutting machine is realized, the service life of the device is prolonged, and the cutting accuracy is improved.

In this embodiment, the protection device 3 includes a first baffle 32 and a second baffle 33, the top end of the first baffle 32 is fixedly connected to the fixing plate 31, and a spring 34 is connected between the first baffle 32 and the second baffle 33.

The spring 34 has a buffering effect on the acting force acting on the first baffle 32, the acting force of the barrier on the laser cutting head is reduced, the service life of the device is prolonged, and the cutting accuracy is improved.

In this embodiment, the horizontal length of the mounting groove 23 is smaller than that of the moving bar 22.

The displacement rod 22 is prevented from being pulled out of the cavity 21.

In this embodiment, the laser cutting head placing cavity 1 inside wall is provided with a rubber layer 11.

The rubber layer 11 prevents the laser cutting head from directly impacting the laser cutting head placing cavity 1 to cause damage.

In this embodiment, the vertical height of the second shutter 33 is smaller than that of the first shutter 32.

The second baffle 33 is prevented from being too high in vertical height to contact with the mounting plate 2, so that the first baffle 32 is prevented from driving the horizontal movement of the second baffle 33.

In this embodiment, the inner wall of the top of the housing 41 is provided with a sliding slot 411, an alarm button 6 is mounted on one side wall of the sliding slot 411, and the top of the clamping plate 49 is connected with a sliding block 491 which is matched with the sliding slot 411 for use.

The slider 491 can reduce the friction when removing, avoids the wearing and tearing of device, and when the slider touched alarm button 6, the buzzer buzzed the warning, reminded staff's equipment and be in dangerous state, stopped laser cutting machine's work at once to protection laser cutting head realizes the holistic protection of laser cutting head, has prolonged the life of device, has improved the rate of accuracy of cutting.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a protection device of laser cutting head which characterized in that: the laser cutting head placing cavity comprises a laser cutting head placing cavity, the outer side wall of the top end of the laser cutting head placing cavity is connected with a mounting plate, the bottom end of the mounting plate is movably connected with a protective device, a cavity is arranged in the mounting plate, a moving rod is horizontally arranged in the cavity, the bottom end of the mounting plate is provided with a mounting groove, the mounting groove is communicated with the cavity, two ends of the moving rod are connected with rollers, the top end of the protective device is fixedly connected with a fixed plate, the fixed plate is fixedly connected with the moving rod through the mounting groove, the outer side wall of the laser cutting head placing cavity is connected with a buffer device, the buffer device comprises a shell, the outer wall of the shell is provided with a control motor switch button, the outer wall of one side of the top, the output shaft fixedly connected with first gear of motor, the meshing of first gear top has the second gear, the inboard fixedly connected with threaded rod of second gear, the threaded rod both ends with shell swing joint, the threaded rod surface is connected with the screwed pipe, screwed pipe top fixedly connected with connecting rod, connecting rod top fixedly connected with the cardboard that the opening cooperation was used, the cardboard runs through the opening.

2. The laser cutting head protection device of claim 1, wherein: the protection device comprises a first baffle and a second baffle, the top end of the first baffle is fixedly connected with the fixed plate, and a spring is connected between the first baffle and the second baffle.

3. The laser cutting head protection device of claim 1, wherein: the horizontal length of the mounting groove is smaller than that of the moving rod.

4. The laser cutting head protection device of claim 1, wherein: the laser cutting head is placed intracavity lateral wall and is equipped with the rubber layer.

5. The laser cutting head protection device of claim 2, wherein: the vertical height of the second baffle is smaller than that of the first baffle.

6. The laser cutting head protection device of claim 1, wherein: the inner wall of the top of the shell is provided with a sliding groove, an alarm button is installed on one side wall of the sliding groove, and the top of the clamping plate is connected with a sliding block matched with the sliding groove for use.