CN215145857U

CN215145857U - Platform buffer gear and laser cutting machine

Info

Publication number: CN215145857U
Application number: CN202120443703.7U
Authority: CN
Inventors: 梁建冬; 林哲; 练振达; 廖谷祥; 王红胜; 左建林; 黄思薪; 肖冲; 吴昌坚
Original assignee: Foshan Huibaisheng Laser Technology Co Ltd
Current assignee: Foshan Huibaisheng Laser Technology Co Ltd
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2021-12-14
Anticipated expiration: 2031-03-01

Abstract

The utility model relates to a technical field of laser cutting equipment specifically discloses a platform buffer gear and laser cutting machine, platform buffer gear includes: the device comprises a machine tool, a guide rail, a buffer cylinder, a buffer seat, a buffer piece and a control part; the guide rails are arranged on the left side and the right side of the machine tool and extend along the length direction of the machine tool; the control part is electrically connected with the buffer cylinder and is used for driving the output end of the buffer cylinder to reciprocate along the length direction of the machine tool; the output end of the buffer cylinder extends towards the length direction of the machine tool, the output end of the buffer cylinder is connected with the buffer seat, the guide rail is provided with a working platform in a sliding manner, the side wall of the front end of the working platform is provided with a buffer part, and the buffer part is used for buffering the working platform when contacting with the buffer seat; the buffer cylinder, the buffer seat and the buffer piece are arranged to buffer the working platform, so that the stability of the working platform is improved.

Description

Platform buffer gear and laser cutting machine

Technical Field

The utility model relates to a technical field of laser cutting equipment, in particular to platform buffer gear and laser cutting machine.

Background

The laser cutting is to emit laser through a laser device and focus the laser into a laser beam with high power density through an optical path system. The laser beam irradiates the surface of the workpiece to make the workpiece reach a melting point or a boiling point, and simultaneously, the high-pressure gas coaxial with the laser beam blows away the melted or gasified metal. Under the action of the front and back driving mechanism, the left and right driving mechanism and the up and down driving mechanism, the laser beam moves relative to the workpiece, and finally the workpiece forms a cutting seam, so that the purpose of cutting is achieved. The laser cutting has the characteristics of high precision, rapid cutting, no limitation to cutting patterns, smooth cut and the like, thereby gradually replacing the traditional metal cutting equipment.

The existing cutting machine generally comprises a machine tool, a laser, a climbing platform and a translation platform, wherein workpieces to be processed are respectively placed on the climbing platform and the translation platform, the climbing platform and the translation platform alternately move on a slide rail of the machine tool and move the workpieces to a working area of the laser, and when the climbing platform and the translation platform are exchanged, the climbing platform has forward sliding inertia and impact force under the guiding effect of a guide rail, so that the climbing platform cannot stably descend.

It is seen that improvements and enhancements to the prior art are needed.

SUMMERY OF THE UTILITY MODEL

In view of the foregoing prior art, an object of the present invention is to provide a platform buffer mechanism and a laser cutting machine, which aims to solve the problem of poor stability of the existing platform during exchange or downhill slope.

In order to achieve the purpose, the utility model adopts the following technical proposal:

a platform cushioning mechanism, comprising: the device comprises a machine tool, a guide rail, a buffer cylinder, a buffer seat, a buffer piece and a control part; the guide rails are arranged on the left side and the right side of the machine tool and extend along the length direction of the machine tool; the control part is electrically connected with the buffer cylinder and is used for driving the output end of the buffer cylinder to reciprocate along the length direction of the machine tool; buffer cylinder's output court the length direction of lathe extends, its output with the buffing pad is connected, it is provided with work platform to slide on the guide rail, be equipped with the bolster on work platform's the front end lateral wall, the bolster is used for buffering work platform when contacting with the buffing pad.

In the platform buffer mechanism, two buffer air cylinders are arranged and are respectively arranged at the left side and the right side of the front end of the machine tool.

In the platform buffer mechanism, the platform buffer mechanism also comprises slide rails which are arranged on the left side and the right side of the machine tool and are parallel to the moving direction of the working platform and slide blocks which are arranged on the slide rails in a sliding manner; the buffer seat is arranged on the sliding block in a sliding mode.

The platform buffer mechanism in, the bolster is in including setting up buffer board, the setting of work platform left and right sides wall bottom are in connecting axle on the buffer board lateral wall, the cover is established connect epaxial bearing to and the cover is established buffer idler on the bearing.

The platform buffer gear in, be equipped with the mount pad on the lathe, the mount pad sets up one side of buffer cylinder, be equipped with first proximity switch and second proximity switch on the mount pad, first proximity switch and second proximity switch all with control portion electric connection to be used for detecting respectively work platform's position.

The platform buffer mechanism is characterized in that an anti-collision seat is arranged at the front end of the machine tool, a buffer is arranged on the anti-collision seat, and the buffer is in contact with or separated from the side wall of the front end of the working platform.

The platform buffer mechanism, be equipped with the connecting plate on the lateral wall of anticollision seat, be equipped with travel switch on the connecting plate, travel switch with work platform's front end lateral wall contact or separation, travel switch with control portion electric connection.

In the platform buffer mechanism, the anti-collision seats and the buffers are arranged into a plurality of groups, and the number of each group is two.

A laser cutting machine comprises a machine tool, a laser arranged on the machine tool, a driving assembly for driving the laser to move, a working platform arranged on the machine tool and a moving assembly for driving the working platform to slide; the machine tool is provided with the platform buffer mechanism.

Has the advantages that:

the utility model provides a platform buffer gear and laser cutting machine, platform buffer gear makes the cushion socket and have the bolster contact on the work platform of inertia, impact force because of sliding through setting up buffer cylinder, cushion socket and buffer, makes the output shrink gradually under the effect of impact force and control part, at the in-process of output shrink, work platform slows down gradually to stopping, and the position that stops is located the work area of laser instrument promptly, plays the cushioning effect to work platform through the aforesaid setting, improves work platform's stationarity.

Drawings

Fig. 1 is a schematic view of a local structure of a laser cutting machine according to the present invention.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is a partial schematic view of the first stage buffering mechanism.

Fig. 4 is a partial schematic view of the stage buffer mechanism.

Fig. 5 is an enlarged view of a portion B in fig. 4.

In the drawings: the device comprises a machine tool 1, a laser 2, a drive assembly 3, a guide rail 4, a working platform 5, a moving assembly 6, a buffer cylinder 7, a slide rail 8, a slide block 9, a buffer seat 10, a buffer part 11, a buffer plate 12, a connecting shaft 13, a bearing 14, a buffer roller 15, a collision-proof seat 16, a buffer 17, a connecting plate 18, a travel switch 19, a mounting seat 20, a first proximity switch 21 and a second proximity switch 22.

Detailed Description

The utility model provides a platform buffer gear and laser cutting machine, for making the utility model discloses a purpose, technical scheme and effect are clearer, clear and definite, and it is right that the following refers to the drawing and the embodiment of lifting is the utility model discloses further detailed description. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-5, the present invention provides a platform buffering mechanism, comprising: the machine tool 1, the guide rail 4, the buffer air cylinder 7, the buffer seat 10, the buffer piece 11 and a control part (not shown in the figure); the guide rails 4 are arranged on the left side and the right side of the machine tool 1 and extend along the length direction of the machine tool 1; the control part is electrically connected with the buffer cylinder 7 and is used for driving the output end of the buffer cylinder 7 to reciprocate along the length direction of the machine tool 1; the output of buffer cylinder 7 court the length direction of lathe 1 extends, its output with buffer seat 10 is connected, the slip is provided with work platform 5 on guide rail 4, be equipped with bolster 11 on the front end lateral wall of work platform 5, bolster 11 is used for buffering work platform 5 when contacting with buffer seat 10.

In practical application, the front part of the machine tool 1 is further provided with a laser 2, a driving component 3 for driving the laser 2 to move and a moving component 6 for driving the working platform 5 to slide on the guide rail 4, and the laser 2, the driving component 3 and the moving component 6 are all electrically connected with a controller. Specifically, the two working platforms 5 are provided, and one of the working platforms 5 is alternately moved into the working area of the laser 2 by the moving assembly 6. The working platform 5 slides on the guide rails 4 with a certain inertia and impact force, in particular for a climbing type working platform 5, the inertia and the impact force are larger, the buffer seat 10 is contacted with the buffer piece 11 of the working platform 5 by arranging the buffer cylinder 7 and the buffer seat 10, the control part controls the output end of the buffer cylinder 7 to gradually contract towards the cylinder body part, the buffer seat 10 also moves towards the front part of the machine tool 1, the working platform 5 is buffered in the contraction process, so that the speed of the working platform 5 is gradually reduced, when the output end of the buffer cylinder 7 is contracted to the shortest length, the working platform 5 is positioned in the working area of the laser 2, through setting up buffer cylinder 7, cushion socket 10 and buffer 11 can avoid work platform 5 and lathe 1 collision effectively, prolong work platform 5 and lathe 1's life, improve the stationarity when work platform removes moreover.

Further, the number of the buffer cylinders 7 is two, and the two buffer cylinders are respectively arranged on the left side and the right side of the front end of the machine tool 1. The buffer cylinders 7 are respectively arranged on the left side and the right side, so that the buffer parts 11 on the left side and the right side of the front end of the working platform 5 can be in contact with the buffer seat 10, the effect of balanced buffering is achieved, and the buffering effect is better.

Referring to fig. 3, further, the platform buffering mechanism further includes slide rails 8 disposed on the left and right sides of the machine tool 1 and parallel to the moving direction of the working platform 5, and a slide block 9 slidably disposed on the slide rails 8; the buffer seat 10 is arranged on the sliding block in a sliding manner. In practical application, bolster 11 removes along with work platform 5's removal, cushion cylinder 7 is in the extension state when standby state, and cushion socket 10 is located the right side of slide rail 8 this moment, when work platform 5 removed to bolster 11 and cushion socket 10 contact from the right side, work platform 5's impact force promotes cushion socket 10 and slides to the left side of slide rail 8 on slide rail 8 under the guide effect of slider 9, and cushion cylinder 7 shrinks gradually in this process, until work platform 5 reaches work area, after laser 2 accomplished the processing to work platform 5 upper workpiece, remove subassembly 6 drive work platform 5 and move to the right side along guide rail 4. Through the arrangement, the difficulty of moving the working platform 5 to the left is increased (because parts are added, namely weight is increased), and the buffering effect of the working platform 5 is improved; the working platform 5 is guided to the working area, so that the position of the working platform 5 is more accurately positioned; set up slide rail 8, slider 9, improve cushion socket 10 mobility stability.

Referring to fig. 3, further, the buffer 11 includes a buffer plate 12 disposed at the bottom of the left and right sidewalls of the working platform 5, a connecting shaft 13 disposed on the outer sidewall of the buffer plate 12, a bearing 14 sleeved on the connecting shaft 13, and a buffer roller 15 sleeved on the bearing 14. In one embodiment, when the buffer roller 15 contacts with the side wall of the buffer seat 10, the working platform 5 is located on the downward sliding guide rail 4, when the working platform 5 gradually slides downward, the buffer roller 15 is always in a rotating state, and the buffer seat 10 also gradually slides toward the buffer cylinder 7, so that the friction between the buffer member 11 and the buffer seat 10 is small.

Referring to fig. 4-5, further, a mounting seat 20 is disposed on the machine tool, the mounting seat 20 is disposed on one side of the buffer cylinder 7, a first proximity switch 21 and a second proximity switch 22 are disposed on the mounting seat 20, and both the first proximity switch 21 and the second proximity switch 22 are electrically connected to the control portion and are respectively used for detecting the position of the working platform 5. Specifically, with respect to the machine tool 1, the first proximity switch 21 is located behind the second proximity switch 22 (that is, the first proximity switch 21 detects the arrival of the working platform 5 first), when the first proximity switch 21 senses the front end of the working platform 5, the signal is transmitted to the control portion, the control portion controls the moving assembly 6 to decelerate through the decelerator, so that the speed of the working platform 5 is reduced, when the working platform 5 decelerates along the guide rail 4 and advances to the second proximity switch 22, the second proximity switch 22 transmits the signal to the control portion, the control portion controls the moving assembly 6 to stop, and at this time, the working platform 5 is located in the working area of the laser 2.

Referring to fig. 1-2 and 4-5, further, an anti-collision seat 16 is disposed at the front end of the machine tool 1, a buffer 17 is disposed on the anti-collision seat 16, and the buffer 17 is in contact with or separated from the side wall of the front end of the working platform 5. When the buffer 17 is contacted with the front end side wall of the machine tool 1, the secondary buffer function is realized, and the operation load of the buffer cylinder 7 is reduced; the buffer 17 is matched with the buffer cylinder 7 to further improve the positioning accuracy.

Referring to fig. 1-2 and 4-5, further, a connecting plate 18 is disposed on a side wall of the anti-collision seat 16, a travel switch 19 is disposed on the connecting plate 18, the travel switch 19 is in contact with or separated from a side wall of the front end of the working platform 5, and the travel switch 19 is electrically connected to the control portion. The travel switch 19 is one of position switches (also called limit switches), and is a common low-current master control electrical appliance. The contact of the mechanical motion part is operated by the collision to realize the connection or disconnection of the control circuit, thereby achieving a certain control purpose. The purpose of the travel switch 19 is to avoid the first proximity switch 21 and the second proximity switch 22 from malfunctioning, so that the work platform 5 continues to slide forward, and the work platform 5 is not accurately positioned. In practical application, when the travel switch 19 contacts with the working platform 5, a signal is transmitted to the controller, and the controller controls the moving assembly 6 to stop running, so that the working platform 5 stops moving forwards; otherwise, the moving assembly 6 continues to operate.

Further, the anti-collision seats 16 and the buffers 17 are arranged in multiple groups, and the number of each group is two. Because the buffer 17 is small in size, the working platform 5 is stressed more uniformly and a better buffering effect is achieved by arranging a plurality of groups.

Referring to fig. 1, the present invention further provides a laser cutting machine, which includes a machine tool 1, a laser 2 disposed on the machine tool, a driving assembly 3 for driving the laser 2 to move, a working platform 5 disposed on the machine tool 1, and a moving assembly 6 for driving the working platform 5 to slide, wherein the machine tool 1 is provided with the platform buffering mechanism.

To sum up, the utility model discloses a set up buffer cylinder 7, cushion socket 10 and buffer 11, make cushion socket 10 and have inertia because of sliding, the bolster 11 contact on the work platform 5 of impact force, make the output shrink gradually under the effect of impact force and control part, at the in-process of output shrink, work platform 5 slows down gradually to stopping, the position that stops is located the work area of laser instrument 2 promptly, play the cushioning effect to work platform 5 through the aforesaid setting, make work platform 5 more steady, and the life of lathe 1 and work platform 5 has been improved. Through setting up slide rail 8, slider 9, cushion socket 10 and bolster 11, increase holistic weight, reduce the impact force to cushion cylinder 7, make work platform 5 be difficult to remove left, be favorable to reducing work platform 5's speed. The friction force against the cushion socket 10 is reduced by providing the cushion roller 15. The anti-collision seat 16 and the buffer 17 are arranged, so that the buffering effect is improved. The degree of automation of the laser cutting machine is improved by arranging the travel switch 19, the first proximity switch 21 and the second proximity switch 22.

In the description of the present invention, it is to be understood that the terms "inside", "outside", "front", "back", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

It should be understood that equivalent alterations and modifications can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept thereof, and all such alterations and modifications should fall within the scope of the appended claims.

Claims

1. A platform cushioning mechanism, comprising: the device comprises a machine tool, a guide rail, a buffer cylinder, a buffer seat, a buffer piece and a control part; the guide rails are arranged on the left side and the right side of the machine tool and extend along the length direction of the machine tool; the control part is electrically connected with the buffer cylinder and is used for driving the output end of the buffer cylinder to reciprocate along the length direction of the machine tool; buffer cylinder's output court the length direction of lathe extends, its output with the buffing pad is connected, it is provided with work platform to slide on the guide rail, be equipped with the bolster on work platform's the front end lateral wall, the bolster is used for buffering work platform when contacting with the buffing pad.

2. The table buffer mechanism according to claim 1, wherein the buffer cylinders are provided in two, and are provided on the left and right sides of the front end of the machine tool, respectively.

3. The platform buffer mechanism according to claim 2, further comprising slide rails disposed on the left and right sides of the machine tool and parallel to the moving direction of the working platform, and a slider slidably disposed on the slide rails; the buffer seat is arranged on the sliding block in a sliding mode.

4. The platform cushioning mechanism of claim 3, wherein said cushioning member comprises a cushioning plate disposed at the bottom of the left and right sidewalls of said working platform, a connecting shaft disposed on the outer sidewall of said cushioning plate, a bearing fitted over said connecting shaft, and a cushioning roller fitted over said bearing.

5. The platform buffer mechanism according to claim 1, wherein a mounting seat is arranged on the machine tool, the mounting seat is arranged on one side of the buffer cylinder, a first proximity switch and a second proximity switch are arranged on the mounting seat, and the first proximity switch and the second proximity switch are electrically connected with the control part and are respectively used for detecting the position of the working platform.

6. The platform damping mechanism according to claim 1, wherein a collision prevention seat is provided at a front end of the machine tool, and a damper is provided on the collision prevention seat and contacts with or separates from a front end side wall of the working platform.

7. The platform buffer mechanism according to claim 6, wherein a connecting plate is arranged on the side wall of the anti-collision seat, a travel switch is arranged on the connecting plate, the travel switch is in contact with or separated from the side wall of the front end of the working platform, and the travel switch is electrically connected with the control part.

8. The platform cushioning mechanism of claim 6, wherein the crash block and the bumpers are provided in sets of two.

9. A laser cutting machine comprises a machine tool, a laser arranged on the machine tool, a driving assembly for driving the laser to move, a working platform arranged on the machine tool and a moving assembly for driving the working platform to slide; characterized in that the machine tool is provided with a platform buffer mechanism according to any one of claims 1 to 8.