CN115365678A - Scratch-proof lifting mechanism for laser cutting - Google Patents
Scratch-proof lifting mechanism for laser cutting Download PDFInfo
- Publication number
- CN115365678A CN115365678A CN202211321838.1A CN202211321838A CN115365678A CN 115365678 A CN115365678 A CN 115365678A CN 202211321838 A CN202211321838 A CN 202211321838A CN 115365678 A CN115365678 A CN 115365678A
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- China
- Prior art keywords
- baffle
- roller
- lifting mechanism
- laser cutting
- protective
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
- B23K26/702—Auxiliary equipment
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention discloses a laser cutting scratch-proof lifting mechanism, which comprises a lifting mechanism body and a bracket, wherein the lifting mechanism body is provided with a lifting pin; a protective cover is arranged on the support, and a space for accommodating the lifting mechanism body is formed inside the protective cover; the lifting mechanism body comprises a rolling shaft and a driving unit for driving the rolling shaft to lift; a protective assembly capable of being opened and closed in a rotating mode is arranged in the rising direction of the rolling shaft, and a connecting plate used for installing the protective assembly is arranged on the support; the protective baffle assembly comprises a first baffle, and the cross section of the first baffle is L-shaped; the first baffle comprises an installation part and a free part which are integrally formed, and the installation part is hinged with the connecting plate; according to the invention, the protective assembly capable of being opened and closed in a rotating mode is arranged, so that the roller can be protected from being damaged by high-temperature slag generated in the laser cutting process, and the protective cover structure is combined to protect the cylinder, so that the service life of equipment is prolonged.
Description
Technical Field
The invention relates to the technical field of laser cutting, in particular to a scratch-proof lifting mechanism for laser cutting.
Background
In the sheet metal processing technology of the door leaf, a laser cutting machine is needed to be used for cutting on a plate, and hole positions are processed. The cutting table of the traditional laser cutting machine consists of a plurality of sawtooth strips with sharp teeth at the upper ends, and a plate is directly contacted with the sawteeth and slides in the feeding process, so that the surface of the plate is easily scratched. In order to solve the problem, some scratch-proof lifting devices are released in the market at present, and are placed in gaps of saw tooth strips of a laser cutting machine when the device is used, and the lifting characteristics of the device are utilized to assist plate feeding.
However, in the process of cutting and processing the plate by the laser cutting machine, a large amount of sparks and slag scraps are generated, and the high-temperature substances fall from the gap of the sawtooth racks and splash onto the scratch-proof lifting device to damage the core working components of the device, so that the working performance of the device is easily influenced, the service life of the device is also shortened, and the maintenance cost of a factory is increased.
Disclosure of Invention
The invention aims to provide a scratch-proof lifting mechanism for laser cutting, which aims to solve the problem that a core part is easily damaged by high-temperature slag in the using process in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a laser cutting scratch-proof lifting mechanism comprises a lifting mechanism body and a bracket for mounting the lifting mechanism body;
a protective cover is arranged on the support, and a space for accommodating the lifting mechanism body is formed inside the protective cover;
the lifting mechanism body comprises a lifting roller and a driving unit for driving the roller to lift;
a protective assembly capable of being opened and closed in a rotating mode is arranged in the rising direction of the rolling shaft, and a connecting plate used for installing the protective assembly is arranged on the support; the protective assembly comprises a first baffle, and the cross section of the first baffle is L-shaped; the first baffle comprises an installation part and a free part which are integrally formed, and the installation part is hinged with the connecting plate;
when the roller is not lifted, the protective assembly is closed, the free part of the first baffle plate blocks the roller from the top surface of the roller, and the mounting part blocks the roller from one side surface of the roller; when the rolling shaft rises, the protective assembly is opened.
One end of the free part, which is far away from the mounting part, is provided with a first bending part, and the first bending part and the mounting part are respectively positioned on different sides of the free part; the one end that the installation department kept away from the free portion is provided with the second kink, and the second kink is located the different sides of installation department respectively with the free portion.
The first baffle mounting portion has a cross-sectional length less than a cross-sectional length of the free portion.
The fender subassembly still includes hugs closely the second baffle that first baffle free portion set up, and the second baffle is located the one side of keeping away from the roller bearing and can dismantle with first baffle and be connected.
One end of the second baffle is provided with a third bending part matched with the first bending part in shape, and the other end of the second baffle extends out of the edge of the free part.
Two ends of the rolling shaft are provided with shaft pins, and the rolling shaft is rotationally connected with the shaft pins; the driving unit is an air cylinder which is fixed on the support, and the tail end of a piston rod of the air cylinder is fixed with the shaft pin.
One side of the mounting part close to the rolling shaft is provided with a notch for avoiding a piston rod of the air cylinder.
The invention has the beneficial effects that:
1. the rotary retractable protective assembly is arranged, the roller can be opened to give a space when rising, the roller can be closed to shield the roller after falling and resetting, the roller is protected from being damaged by high-temperature slag generated in the cutting process, and meanwhile the cylinder is protected by combining the design of the protective cover, so that the service life of equipment is prolonged.
2. The second baffle plate is arranged, so that the protection on the top of the rolling shaft is further enhanced, and the damage to the first baffle plate is reduced; meanwhile, the second baffle is detachably arranged, so that the second baffle is convenient to replace and reduces the maintenance cost after being damaged in a period of use.
3. The setting of first portion of bending, the second portion of bending and the third portion of bending had both guaranteed the scope maximize that shelters from to high temperature slag, had also guaranteed simultaneously that the fender subassembly is partial to installation department one side all the time at the rotatory in-process focus that opens and shuts, makes it open and shut the action more smooth and easy, avoids causing the interference to the lift of roller bearing, does not influence the performance of equipment material loading.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is an enlarged view taken at A of FIG. 2 in accordance with the present invention;
FIG. 4 is a schematic view of the roller of the present invention shown in an unetched condition;
FIG. 5 is a schematic view of the roller being raised and ejecting the shield assembly of the present invention;
FIG. 6 is a schematic view of the roller being raised to its highest point in the present invention;
FIG. 7 is a schematic view of the roller descending and driving the shield assembly to close according to the present invention;
fig. 8 is a schematic view of the present invention in use with a laser cutting machine.
In the figure, 1, a bracket; 11. a connecting plate; 2. a roller; 3. a cylinder; 31. a piston rod; 4. a protective cover; 5. a first baffle; 51. a free portion; 52. an installation part; 53. a first bending portion; 54. a second bending portion; 55. a notch; 56. hinging shafts; 6. a second baffle; 61. a third bent portion; 7. a sawtooth rack; 8. and (5) a plate material.
Detailed Description
The technical solutions of the present invention are further described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following.
Referring to fig. 1, an embodiment of the present invention provides a laser cutting scratch-proof lifting mechanism, including a lifting mechanism body and a bracket 1 for mounting the lifting mechanism body.
Be provided with safety cover 4 on the support 1, the inside space that forms of safety cover 4 is used for holding elevating system body, can protect inside core assembly difficult impaired, extension equipment life through setting up safety cover 4.
The lifting mechanism body comprises a lifting roller 2 and a driving unit for driving the roller 2 to lift; referring to fig. 2, the driving unit in this embodiment is a cylinder 3, a through hole for installing the cylinder 3 is provided on the bracket 1, and the cylinder 3 is inserted into the bracket 1 and fixed by screws. Two ends of the roller 2 are provided with shaft pins, and the roller 2 is rotationally connected with the shaft pins; the end of the piston rod 31 of the cylinder 3 is fixed with the shaft pin, and the roller 2 can be driven to lift when the piston rod 31 of the cylinder 3 extends and retracts.
The top of the support 1 is provided with a connecting plate 11, the connecting plate 11 is provided with a protective assembly capable of being rotated to open and close, the protective assembly is similar to a valve in action principle, when the roller 2 does not extend out of the protective cover 4, the protective assembly is closed and used for protecting the roller 2 from being damaged by high-temperature slag in the laser cutting process, and when the roller 2 rises, the protective assembly can be rotated to open and give way for the roller 2 to go up and down.
Referring to fig. 3, the guard assembly includes a first baffle 5, and the cross section of the first baffle 5 is L-shaped; the first baffle 5 comprises an installation part 52 and a free part 51 which are integrally formed, wherein the installation part 52 is provided with a hinge shaft 56 which is used for being hinged with the connecting plate 11, so that the rotating opening and closing action of the first baffle 5 is realized.
Furthermore, the guard assembly further comprises a second baffle 6 tightly attached to the free portion 51 of the first baffle 5, and the second baffle 6 is located on one side far away from the roller 2 and detachably connected with the first baffle 5. Referring to fig. 4, when the roller 2 is completely in the protective cover 4 and is not lifted, the roller 2 is shielded and protected by the free portion 51 and the mounting portion 52 of the first baffle 5 from directly above and from one side surface of the roller 2, respectively. Since the laser cutting operation platform is located above the roller 2, most of sparks and high-temperature slag generated during cutting will splash onto the roller 2 and be shielded by the free portion 51 of the first baffle 5, so that the free portion 51 is relatively more easily damaged. After the second baffle 6 is arranged, the protection on the top of the rolling shaft 2 can be further enhanced, the damage to the free part 51 of the first baffle 5 is reduced, and the roller is more durable; meanwhile, the second baffle 6 is detachably arranged, so that the second baffle can be conveniently and timely replaced after being damaged, and the maintenance cost of the equipment is reduced.
Referring to fig. 3, an end of the free portion 51 away from the mounting portion 52 is provided with a first bending portion 53, and the first bending portion 53 and the mounting portion 52 are respectively located at different sides of the free portion 51. The first bending portion 53 is formed by folding along the free portion 51 to the outer side surface thereof, on one hand, as shown in fig. 4, when the shield assembly is closed, the first bending portion is bent upward, so that high-temperature slag falling from above can be blocked and received, and the probability of falling from the gap between the shield assembly and the protective cover 4 is reduced; on the other hand, the first bent portion is provided so that the center of gravity of the shield assembly is always located on the mounting portion 52 side during the rotational opening and closing process. As shown in fig. 4, when the roller 2 is not lifted, the mounting portion 52 can be tightly buckled on the top of the roller 2; referring to fig. 5, the roller 2 is lifted up and pushes the guard assembly, and referring to fig. 6, the roller 2 continues to be lifted up, and the center of gravity of the guard assembly is biased toward the side of the heavier mounting portion 52, thereby being smoothly rotated to a fully opened state, leaving a passage for the lowering and resetting of the roller 2.
Furthermore, one end of the mounting portion 52 away from the free portion 51 is provided with a second bending portion 54, and the second bending portion and the free portion 51 are respectively located on different sides of the mounting portion 52. The second bending portion 54 is formed by being turned over along the mounting portion 52 toward the outer side surface thereof, as shown in fig. 4, when the shield assembly is closed, the second bending portion 54 can shield and guide the high temperature slag falling from the side surface, thereby enhancing the protection of the side surface of the roller shaft 2; as shown in fig. 7, when the shield assembly is fully opened, the second bent portion 54 is bent downward, and thus does not interfere with the lowering of the roller 2.
Further, as shown in fig. 4, the sectional length of the mounting portion 52 of the first shutter 5 is smaller than the sectional length of the free portion 51; referring to fig. 6, one end of the second shutter 6 is provided with a third bent portion 61 having a shape matching the first bent portion 53, and the other end of the second shutter 6 protrudes beyond the edge of the free portion 51. The arrangement is to ensure the maximum shielding range and further increase the weight of the mounting portion 52, so as to ensure that the center of gravity of the shield assembly is always located on one side of the mounting portion 52.
Referring to fig. 3, a notch 55 is formed in a side of the mounting portion 52 close to the roller 2, and is used for avoiding the piston rod 31 of the cylinder 3, so as to prevent the mounting portion 52 from interfering with the piston rod 31 in the process of rotating and opening the guard assembly, which affects the smoothness of the lifting operation of the roller 2.
The working principle and the using process of the invention are as follows:
respectively placing a plurality of scratch-proof lifting mechanisms in gaps of sawtooth strips 7 of a laser cutting platform, as shown in fig. 8; in the initial state, the cylinder 3 is not started, and the roller 2 is completely positioned in the protective cover 4 and is not lifted, as shown in fig. 4; before the plate 8 enters the cutting platform, the cylinder 3 is started, the piston rod 31 of the cylinder 3 extends to drive the roller 2 to rise upwards, referring to fig. 5, the roller 2 pushes open the free part 51 of the first baffle 5, and the guard assembly rotates anticlockwise around the hinge point to open along with the continuous rise of the roller 2; referring to fig. 6, the piston rod 31 of the cylinder 3 extends to the maximum stroke, the roller 2 rises to the highest point and is higher than the cutting platform, and meanwhile, the guard assembly continues to rotate counterclockwise until the guard assembly is completely opened due to the gravity center being deviated to one side of the free part 51; the plate 8 is fed into the cutting machine along the roller 2, then the piston rod 31 of the cylinder 3 contracts to drive the roller 2 to descend below the cutting platform, and the plate 8 is left on the cutting platform; referring to fig. 7, when the roller 2 descends to contact the mounting portion 52 of the first shutter 5, the roller 2 continues to descend, the mounting portion 52 is pressed down, the guard assembly rotates clockwise around the hinge point, and when the roller 2 is completely reset, the guard assembly is completely closed, and the free portion 51 and the mounting portion 52 respectively block the roller 2 from the top surface and the side surface of the roller 2.
At the moment, the laser cutting machine can be started to cut and process the plate 8, sparks and high-temperature slag generated in the cutting process fall down from the cutting platform, and the core component roller 2 and the cylinder 3 can be guaranteed not to be damaged under the shielding of the protective cover 4 and the protective assembly. After the processing is finished, the cylinder 3 drives the roller 2 to rise again, the plate 8 is sent out by the roller 2, and the process is circulated until all the plates 8 are processed.
The foregoing is illustrative of the preferred embodiments of the present invention, and it is to be understood that the invention is not limited to the precise form disclosed herein and is not to be construed as limited to the exclusion of other embodiments, and that various other combinations, modifications, and environments may be used and modifications may be made within the scope of the concepts described herein, either by the above teachings or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. The utility model provides a laser cutting prevents fish tail elevating system, includes the elevating system body and is used for installing the support of elevating system body, its characterized in that:
a protective cover is arranged on the support, and a space for accommodating the lifting mechanism body is formed inside the protective cover;
the lifting mechanism body comprises a lifting roller and a driving unit for driving the lifting roller to lift;
a protective assembly capable of being opened and closed in a rotating mode is arranged in the rising direction of the rolling shaft, and a connecting plate used for installing the protective assembly is arranged on the support; the protective baffle assembly comprises a first baffle, and the cross section of the first baffle is L-shaped; the first baffle comprises an installation part and a free part which are integrally formed, and the installation part is hinged with the connecting plate;
when the roller is not lifted, the protective assembly is closed, the free part of the first baffle plate blocks the roller from the top surface of the roller, and the mounting part blocks the roller from one side surface of the roller; when the rolling shaft rises, the protective assembly is opened.
2. The laser cutting scratch-proof lifting mechanism of claim 1, wherein: one end of the free part, which is far away from the mounting part, is provided with a first bending part, and the first bending part and the mounting part are respectively positioned on different sides of the free part; the one end that the installation department kept away from the free portion is provided with the second kink, and the second kink is located the different sides of installation department respectively with the free portion.
3. The laser cutting scratch-proof lifting mechanism is characterized in that: the first baffle mounting portion has a cross-sectional length less than a cross-sectional length of the free portion.
4. The laser cutting scratch-proof lifting mechanism is characterized in that: the fender subassembly still includes hugs closely the second baffle that first baffle free portion set up, and the second baffle is located the one side of keeping away from the roller bearing and can dismantle with first baffle and be connected.
5. The laser cutting scratch-proof lifting mechanism is characterized in that: one end of the second baffle is provided with a third bending part matched with the first bending part in shape, and the other end of the second baffle extends out of the edge of the free part.
6. The laser cutting scratch-proof lifting mechanism of claim 1, wherein: two ends of the rolling shaft are provided with shaft pins, and the rolling shaft is rotationally connected with the shaft pins; the driving unit is an air cylinder which is fixed on the support, and the tail end of a piston rod of the air cylinder is fixed with the shaft pin.
7. The laser cutting scratch-proof lifting mechanism of claim 1, wherein: one side of the mounting part close to the rolling shaft is provided with a notch for avoiding a piston rod of the air cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211321838.1A CN115365678B (en) | 2022-10-27 | 2022-10-27 | Laser cutting prevents fish tail elevating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211321838.1A CN115365678B (en) | 2022-10-27 | 2022-10-27 | Laser cutting prevents fish tail elevating system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115365678A true CN115365678A (en) | 2022-11-22 |
| CN115365678B CN115365678B (en) | 2023-01-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202211321838.1A Active CN115365678B (en) | 2022-10-27 | 2022-10-27 | Laser cutting prevents fish tail elevating system |
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| CN115365678B (en) | 2023-01-31 |
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