CN215787616U

CN215787616U - Laser welding protective lens protective device

Info

Publication number: CN215787616U
Application number: CN202122084340.5U
Authority: CN
Inventors: 赖晓华
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-02-11
Anticipated expiration: 2031-08-31

Abstract

The utility model relates to the technical field of laser welding, and discloses a protective device for a laser welding protective lens, which comprises: accomodate shell and bottom plate, the inner wall sliding connection of accomodating shell has the lens fixed plate, one side fixedly connected with lens body of lens fixed plate, one side integral type that the lens body was kept away from to the lens fixed plate is connected with the ring gear, the outer wall of accomodating shell is provided with the observation cylinder, the outer wall fixedly connected with cage washer of accomodating shell, the outer wall of accomodating shell is provided with the inlet channel. This laser welding protection lens protector, messenger's device utilizes brushless motor to drive the driving gear and rotate the transmission of rethread driven gear to the ring gear and rotate at the during operation to utilize the fixed plate to drive the lens body and keeping rotating inside taking in the shell, clean the dust on lens body surface when the piece is cleaned in the process, keep the lens body of the inside printing opacity of observation tube portion to remain clean all the time.

Description

Laser welding protective lens protective device

Technical Field

The utility model relates to the technical field of laser welding tools, in particular to a protective device for a protective lens in laser welding.

Background

Laser welding is a high-efficiency precision welding method using a laser beam with high energy density as a heat source, the welding process belongs to a heat conduction type, namely, the surface of a workpiece is heated by laser radiation, the surface heat is diffused inwards through heat conduction, and the workpiece is melted to form a specific molten pool by controlling parameters such as the width, the energy, the peak power, the repetition frequency and the like of laser pulses.

Guarantee the luminousness in order to protect inside the device, generally can install a protection lens at laser welding device's output, because protection lens is nearer with the work piece distance at the during operation, its surface is infected with many external dust easily after working a period of time at the lens on the market, influences luminousness and accuracy, needs frequent clearance mirror surface.

SUMMERY OF THE UTILITY MODEL

In view of the deficiencies of the prior art, the present invention provides a laser welding protective lens shield that solves the problems noted in the background above.

The utility model provides the following technical scheme: a laser welding protective lens shield comprising: accomodate shell and bottom plate, the inner wall sliding connection of accomodating shell has the lens fixed plate, one side fixedly connected with lens body of lens fixed plate, one side integral type that the lens body was kept away from to the lens fixed plate is connected with the ring gear, the outer wall of accomodating shell is provided with the observation cylinder, the outer wall fixedly connected with cage washer of accomodating shell, the outer wall of accomodating shell is provided with the inlet channel, the inner wall that the accomodating shell is close to the lens fixed plate is provided with power unit, the inner wall that the accomodating shell is close to the lens body is provided with lens wiping mechanism.

Preferably, power unit includes ring gear, brushless motor, driving gear, installation axle and driven gear, brushless motor fixed connection is at the inner wall of accomodating the shell, the driving gear passes through shaft coupling fixed connection at brushless motor's output shaft, the installation axle sets up around brushless motor, and the one end of installation axle and the inner wall fixed connection who accomodates the shell, driven gear rotates to be connected at the outer wall of installation axle, and driven gear's outer wall is connected with the equal meshing of the outer wall of driving gear and the inner wall of ring gear respectively.

Preferably, lens wiping mechanism includes spacing post, laminating spring, slide cartridge and cleans the piece, spacing post and the equal fixed connection of laminating spring are at the inner wall of accomodating the shell, slide cartridge sliding connection is at the outer wall of spacing post, clean the one end that spacing post was kept away from at the slide cartridge to piece fixed connection, and clean the piece and keep away from the one side of slide cartridge and the laminating of the surface of lens body mutually.

Preferably, the two sides of the lens fixing plate are fixedly connected with sealing rings, and the lens fixing plate is sealed with the accommodating shell through the sealing rings.

Preferably, the lens body is in the shape of an annular lens, and the surface of the lens body is attached to the surface of the isolation ring.

Preferably, the inner wall of the storage shell close to the bottom plate is provided with a sealing ring, the storage shell is connected with the bottom plate in a sealing mode through the sealing ring, one side of the bottom plate is provided with an external thread, the inner wall of the storage shell is provided with an internal thread, and the storage shell is connected with the bottom plate in a threaded mode through the internal thread and the external thread.

Compared with the prior art, the utility model has the following beneficial effects:

1. this laser welding protection lens protector, accomodate the shell through setting up, the bottom plate, the fixed plate, the lens body, the cage, power unit and lens wiping mechanism, make the device utilize brushless motor to drive the driving gear and rotate the rethread from the gear drive to the ring gear rotation at the during operation, thereby utilize the fixed plate to drive the lens body and keeping rotating inside accomodating the shell, clean the dust on lens body surface when the piece is cleaned in the process, the lens body that keeps the inside printing opacity of observation tube part remains clean all the time.

2. This laser welding protection lens protector, through the shell and power unit of accomodating that set up, the lens body of being convenient for is driven by brushless motor provides power by the planetary gear structure that driving gear, driven gear and ring gear are constituteed at the during operation, makes the constantly change of working area of lens body change, avoids the long-time receipts of same position to heat and with external contact, has improved life.

Drawings

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

FIG. 2 is a schematic view of the structure of the power mechanism according to the present invention;

FIG. 3 is a cross-sectional view of a lens body of the utility model.

In the figure: 1. a storage case; 2. a base plate; 3. a fixing plate; 4. a lens body; 5. a toothed ring; 6. an observation cylinder; 7. an isolation ring; 8. a water inlet pipe; 9. a power mechanism; 901. a brushless motor; 902. a driving gear; 903. installing a shaft; 904. a driven gear; 10. a lens wiping mechanism; 1001. a limiting column; 1002. fitting a spring; 1003. a slide cylinder; 1004. a wiping sheet; 11. and (5) sealing rings.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a laser welding protective lens protection device includes: the glass fiber reinforced plastic lens comprises a containing shell 1 and a bottom plate 2, wherein the inner wall of the containing shell 1 is connected with a lens fixing plate 3 in a sliding manner, one side of the lens fixing plate 3 is fixedly connected with a lens body 4, one side of the lens fixing plate 3, which is far away from the lens body 4, is integrally connected with a toothed ring 5, the outer wall of the containing shell 1 is provided with an observation cylinder 6, the observation cylinder 6 is divided into two sections, the two sections of observation cylinders 6 are respectively and fixedly connected with the outer wall of the containing shell 1 and one side of the bottom plate 2, the outer wall of the containing shell 1 is fixedly connected with an isolation ring 7, the contact surface of the isolation ring 7 and the lens body 4 is horn-shaped, so that the resistance is low when the dust gets into, reduces the scratch to the lens, and it is sealed by its blockking when inside dirt contacts isolation collar 7, and the outer wall of accomodating shell 1 is provided with inlet channel 8, and the inner wall of accomodating shell 1 near lens fixed plate 3 is provided with power unit 9, and the inner wall of accomodating shell 1 near lens body 4 is provided with lens wiping mechanism 10.

Wherein; power unit 9 includes ring gear 5, brushless motor 901, driving gear 902, installation axle 903 and driven gear 904, brushless motor 901 fixed connection is at the inner wall of accomodating shell 1, driving gear 902 passes through shaft coupling fixed connection at brushless motor 901's output shaft, installation axle 903 sets up around brushless motor 901, and the one end of installation axle 903 and the inner wall fixed connection of accomodating shell 1, driven gear 904 rotates the outer wall of connecting at installation axle 903, and driven gear 904's outer wall is connected with the equal meshing of outer wall of driving gear 902 and ring gear 5's inner wall respectively, ring gear 5 through setting up, driving gear 902, installation axle 903 and driven gear 904, be convenient for constitute planetary gear structure, increase brushless motor 901's moment of torsion, reduce the rotational speed, thereby conveniently drive lens body 4 and rotate.

Wherein; lens wiping mechanism 10 includes spacing post 1001, laminating spring 1002, slide cartridge 1003 and wiping piece 1004, spacing post 1001 and the equal fixed connection of laminating spring 1002 are at the inner wall of storage housing 1, slide cartridge 1003 sliding connection is at the outer wall of spacing post 1001, wiping piece 1004 fixed connection is at the one end that spacing post 1001 was kept away from to slide cartridge 1003, and the one side that the slide cartridge 1003 was kept away from to wiping piece 1004 is laminated with the surface of lens body 4 mutually, wiping piece 1004 through setting up, when making things convenient for the continuous motion of lens body 4, utilize the relative slip between lens body 4 and the wiping piece 1004 to scrape into the cleaning solution with the spot of mirror surface.

Wherein; the equal fixedly connected with sealing washer 11 in both sides of lens fixed plate 3, and lens fixed plate 3 passes through sealing washer 11 and accomodates the shell 1 sealed, and through the sealing washer 11 that sets up, can not produce the cleaning solution when being convenient for lens fixed plate 3 and accomodating between the shell 1 relative slip and reveal.

Wherein; the shape of lens body 4 is cyclic annular lens, and the surface of lens body 4 laminates mutually with the surface of cage 7, and through the cyclic annular lens that sets up, lens body 4 of being convenient for does not influence laser when continuously rotating and passes through, makes things convenient for 4 circulative work of lens body.

Wherein; the inner wall of the storage shell 1 close to the bottom plate 2 is provided with a sealing ring, the storage shell 1 is in sealing connection with the bottom plate 2 through the sealing ring, one side of the bottom plate 2 is provided with an external thread, the inner wall of the storage shell 1 is provided with an internal thread, the storage shell 1 is in threaded connection with the bottom plate 2 through the internal thread and the external thread, and the bottom plate 2 is convenient to open and replace the lens body 4 through the storage shell 1 and the bottom plate 2.

The working principle is that during working, cleaning solution is injected into the containing shell 1 through the water inlet pipeline 8, the brushless motor 901 is started, the brushless motor 901 drives the driving gear 902 to rotate, the driving gear 902 drives the driven gear 904 to rotate, the driven gear 904 drives the toothed ring 5 to rotate through meshing with the toothed ring 5, the rotary toothed ring 5 drives the lens body 4 to synchronously rotate with the lens body through the fixing plate 3, so that the annular lens body 4 continuously changes through the light transmission part of the observation tube 6, when dust is stained on the surface of the lens body 4, the dust with low large particle viscosity falls through scraping of the inner wall of the isolating ring 7, some stubborn dust enters the containing shell 1 along with the rotation of the lens body 4 and is wetted or dissolved by the cleaning solution, the dust falls through the wiping sheet 1004, and some residual dirt and the cleaning solution are simultaneously blocked by the isolating ring 7 when the cleaner mirror surface continuously rotates to the other end of the isolating ring 7, the rotated out lens surface is kept clean.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A laser welding protective lens shield, comprising: accomodate shell (1) and bottom plate (2), the inner wall sliding connection of accomodating shell (1) has lens fixed plate (3), one side fixedly connected with lens body (4) of lens fixed plate (3), one side integral type that lens body (4) were kept away from in lens fixed plate (3) is connected with ring gear (5), the outer wall of accomodating shell (1) is provided with observation cylinder (6), the outer wall fixedly connected with spacing collar (7) of accomodating shell (1), the outer wall of accomodating shell (1) is provided with inlet channel (8), the inner wall of accomodating shell (1) near lens fixed plate (3) is provided with power unit (9), the inner wall of accomodating shell (1) near lens body (4) is provided with lens and cleans mechanism (10).

2. The laser welding protective lens protection device according to claim 1, wherein the power mechanism (9) comprises a toothed ring (5), a brushless motor (901), a driving gear (902), an installation shaft (903) and a driven gear (904), the brushless motor (901) is fixedly connected to the inner wall of the storage housing (1), the driving gear (902) is fixedly connected to the output shaft of the brushless motor (901) through a coupler, the installation shaft (903) is arranged around the brushless motor (901), one end of the installation shaft (903) is fixedly connected to the inner wall of the storage housing (1), the driven gear (904) is rotatably connected to the outer wall of the installation shaft (903), and the outer wall of the driven gear (904) is respectively connected to the outer wall of the driving gear (902) and the inner wall of the toothed ring (5) in a meshed manner.

3. The laser welding protective lens protection device according to claim 1, wherein the lens wiping mechanism (10) comprises a limiting column (1001), a fitting spring (1002), a sliding cylinder (1003) and a wiping sheet (1004), the limiting column (1001) and the fitting spring (1002) are fixedly connected to the inner wall of the accommodating shell (1), the sliding cylinder (1003) is slidably connected to the outer wall of the limiting column (1001), the wiping sheet (1004) is fixedly connected to one end, away from the limiting column (1001), of the sliding cylinder (1003), and one surface, away from the sliding cylinder (1003), of the wiping sheet (1004) is fitted to the surface of the lens body (4).

4. A laser welding protective lens guard according to claim 1, characterized in that a sealing ring (11) is fixedly connected to both sides of the lens fixing plate (3), and the lens fixing plate (3) is sealed with the receiving shell (1) by the sealing ring (11).

5. A laser welding protective lens guard according to claim 1, characterized in that the lens body (4) is shaped as a ring lens, and the surface of the lens body (4) conforms to the surface of the spacer ring (7).

6. A laser welding protective lens device according to claim 1, characterized in that the inner wall of the receiving shell (1) close to the bottom plate (2) is provided with a sealing ring, and the receiving shell (1) is connected with the bottom plate (2) in a sealing way through the sealing ring, one side of the bottom plate (2) is provided with an external thread, the inner wall of the receiving shell (1) is provided with an internal thread, and the receiving shell (1) is connected with the bottom plate (2) in a threaded way through the internal thread and the external thread.