CN212350761U

CN212350761U - Focusing mechanism of handheld laser welding machine

Info

Publication number: CN212350761U
Application number: CN202021057715.8U
Authority: CN
Inventors: 张鲁荣; 王贤宝
Original assignee: Maanshan Dacu Laser Technology Co ltd
Current assignee: Ma'anshan runchu Laser Technology Co.,Ltd.
Priority date: 2020-06-10
Filing date: 2020-06-10
Publication date: 2021-01-15
Anticipated expiration: 2030-06-10

Abstract

The utility model discloses a focusing mechanism of hand-held laser-beam welding machine, including hand-held rifle shell, collection unit, miniature electric push rod, focus unit, circuit board and control switch, the utility model discloses collection unit's setting is seen through the focus lens through the CCD camera and is kept watch on the solder joint, and focusing when can making things convenient for welder to use is first, and the visualization of focusing process can be realized to increase the display screen on the welding machine second, and operating personnel can summarize the working experience according to the relation between focus and the solder joint; due to the arrangement of the focusing unit, the protective cover and the smoke protective lens can protect the focusing lens, so that smoke is prevented from damaging the focusing lens, and the service life of the focusing lens is prolonged; the movable shell is sleeved in the handheld gun shell and can slide, and the focusing unit is driven to move up and down by the miniature electric push rod during focusing, so that focusing of the welding gun is realized, the structure is simple, and the application is flexible.

Description

Focusing mechanism of handheld laser welding machine

Technical Field

The utility model particularly relates to a laser welding machine technical field specifically is a focusing mechanism of hand-held type laser welding machine.

Background

The laser welding head is a laser outer light path device. The laser is associated with the laser through an optical fiber, and is subjected to adjustment of collimation and focusing by an internal optical lens and is monitored and operated by a control system.

The existing laser welding machine is automatically controlled by a system, the focusing process is invisible, an operator cannot summarize welding experience according to focusing power, and the existing focusing mechanism is not flexible to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a hand-held type laser-beam welding machine's focus mechanism to the current laser-beam welding machine focus that provides in solving above-mentioned background art adopts system automatic control, and the focus process is not visual, and the operator can not summarize the welding experience according to focus power, and current focus mechanism uses inflexible problem.

In order to achieve the above object, the utility model provides a following technical scheme:

a focusing mechanism of a handheld laser welding machine comprises a handheld gun shell, an acquisition unit, a miniature electric push rod, a focusing unit, a circuit board and a control switch, wherein the acquisition unit is fixed in the handheld gun shell through a screw; 2 micro electric push rods are adopted and are connected with the circuit board through wires; the focusing unit is arranged at the lower end in the handheld gun shell and is detachably connected with the handheld gun shell; the control switch is embedded on one side of the shell of the hand-held gun and is connected with the circuit board through a lead.

As a further proposal of the utility model, the collecting unit comprises a mounting plate, a lens cone, a CCD camera and a glass lens, wherein the lens cone is arranged below the mounting plate; the lens cone is internally provided with a CCD camera, wherein the CCD camera is connected with the circuit board through a wire; the glass lens is embedded at the bottom of the lens cone, the welding spots are monitored through the focus lens by the CCD camera, focusing of the welding gun during use can be facilitated, visualization of a focusing process can be achieved by adding a display screen on the welding machine, and an operator can summarize working experience according to the relation between focusing and the welding spots.

As a further proposal of the utility model, the focusing unit comprises a movable shell, a fixed plate, a focusing lens, a protective cover and a smoke protective lens, wherein the fixed plate is fixed at the upper end inside the movable shell; the focusing lens is embedded at the upper end of the inner part of the protective cover, and the protective cover is fixedly connected with the fixed plate; the flue gas protection lens inlay the lower extreme of the inside of installing at the protection casing, protection casing and flue gas protection lens can play the guard action to the focus lens, prevent that the flue gas from producing the injury to the focus lens, prolong the life of focus lens.

As a further proposal of the utility model, the fixed plate on set up the through-hole to the contrast of the CCD camera of being convenient for and focus lens.

As a further proposal of the utility model, the movable shell cup joint in the handheld rifle shell to the slidable, in the time of focus, drives the focusing unit through miniature electric push rod and reciprocates, has realized welder's focus, simple structure, the application is nimble.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses the setting of collection unit, see through focus lens through the CCD camera and monitor the solder joint, focus when welder uses can be made things convenient for on the one hand, and the visualization of focusing process can be realized to increase the display screen on the welding machine on the other hand, and operating personnel can summarize the working experience according to the relation between focus and the solder joint;

2. the utility model discloses the setting of focusing unit, protection casing and flue gas protection lens can play the guard action to the focusing lens, prevent that the flue gas from producing the injury to the focusing lens, prolong the life of focusing lens;

3. the utility model discloses movable shell's setting, movable shell cup joint in handheld rifle shell to the slidable, in the focus, drives the focus unit through miniature electric push rod and reciprocates, has realized welder's focus, simple structure, and the application is nimble.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the structure of the collecting unit of the present invention.

Fig. 3 is a schematic structural diagram of the focusing unit of the present invention.

In the figure: 1-hand gun shell, 2-collection unit, 21-mounting plate, 22-lens cone, 23-CCD camera, 24-glass lens, 3-micro electric push rod, 4-focusing unit, 41-movable shell, 42-fixing plate, 43-focusing lens, 44-protective cover, 45-smoke protection lens, 5-circuit board and 6-control switch.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, in an embodiment of the present invention, a focusing mechanism of a handheld laser welding machine includes a handheld gun housing 1, an acquisition unit 2, a micro electric push rod 3, a focusing unit 4, a circuit board 5 and a control switch 6, wherein the acquisition unit 2 is fixed inside the handheld gun housing 1 by screws, and the micro electric push rod 3 is arranged between the acquisition unit 2 and the focusing unit 4; 2 micro electric push rods 3 are adopted and are connected with the circuit board 5 through leads; the focusing unit 4 is arranged at the lower end inside the hand-held gun shell 1, and the focusing unit 4 is detachably connected with the hand-held gun shell 1; the control switch 6 is embedded at one side of the hand-held gun shell 1 and is connected with the circuit board 5 through a lead.

The acquisition unit 2 comprises an installation plate 21, a lens cone 22, a CCD camera 23 and a glass lens 24, wherein the lens cone 22 is arranged below the installation plate 21; a CCD camera 23 is arranged in the lens cone 22, wherein the CCD camera 23 is connected with the circuit board 5 through a lead; the glass lens 24 is embedded at the bottom of the lens cone 22, and the welding spots are monitored through the focusing lens 43 by the CCD camera 23, so that focusing of the welding gun during use can be facilitated, visualization of a focusing process can be realized by adding a display screen on the welding machine, and an operator can summarize working experience according to the relation between focusing and the welding spots.

The focusing unit 4 comprises a movable shell 41, a fixed plate 42, a focusing lens 43, a protective cover 44 and a smoke protective lens 45, wherein the fixed plate 42 is fixed at the upper end inside the movable shell 41; the focusing lens 43 is embedded at the upper end of the inner part of the protective cover 44, wherein the protective cover 44 is fixedly connected with the fixing plate 42; flue gas protection lens 45 inlay the lower extreme in the inside of protection casing 44, protection casing 44 and flue gas protection lens 45 can play the guard action to focusing lens 43, prevent that the flue gas from producing the injury to focusing lens 43, prolong focusing lens 43's life.

The fixing plate 42 is provided with a through hole for the CCD camera 23 and the focusing lens 43 to be compared.

The movable shell 41 is sleeved in the handheld gun shell 1 and can slide, and the focusing unit 4 is driven to move up and down through the miniature electric push rod 3 during focusing, so that focusing of the welding gun is realized, the structure is simple, and the application is flexible.

The utility model discloses a theory of operation is: in the time of the focus, it reciprocates to drive focusing unit 4 through miniature electric push rod 3, realize CCD camera 23 and the focus adjustment of focusing lens 43, realize welder's focus, see through focusing lens 43 through CCD camera 23 and monitor the welding spot, one can make things convenient for the focus when welder uses, two come to increase the visualization that the focusing process can be realized to the display screen on the welding machine, operating personnel can summarize the working experience according to the relation between focus and the welding spot, protection casing 44 and flue gas protection lens 45 can play the guard action to focusing lens 43, prevent that the flue gas from producing the injury to focusing lens 43, prolong focusing lens 43's life.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a hand-held type laser-beam welding machine's focusing mechanism which characterized in that: the multifunctional hand-held gun comprises a hand-held gun shell (1), a collection unit (2), a miniature electric push rod (3), a focusing unit (4), a circuit board (5) and a control switch (6), wherein the collection unit (2) is fixed in the hand-held gun shell (1) through a screw, and the miniature electric push rod (3) is arranged between the collection unit (2) and the focusing unit (4); 2 micro electric push rods (3) are adopted and are connected with the circuit board (5) through leads; the focusing unit (4) is arranged at the lower end of the interior of the handheld gun shell (1), and the focusing unit (4) is detachably connected with the handheld gun shell (1); the control switch (6) is embedded at one side of the hand-held gun shell (1) and is connected with the circuit board (5) through a lead.

2. The focusing mechanism of the hand-held laser welder of claim 1, characterized in that: the collecting unit (2) comprises a mounting plate (21), a lens cone (22), a CCD camera (23) and a glass lens (24), wherein the lens cone (22) is arranged below the mounting plate (21); a CCD camera (23) is arranged in the lens cone (22), wherein the CCD camera (23) is connected with the circuit board (5) through a lead; the glass lens (24) is embedded at the bottom of the lens barrel (22).

3. The focusing mechanism of the hand-held laser welder of claim 2, characterized in that: the focusing unit (4) comprises a movable shell (41), a fixed plate (42), a focusing lens (43), a protective cover (44) and a smoke protective lens (45), wherein the fixed plate (42) is fixed at the upper end inside the movable shell (41); the focusing lens (43) is embedded at the upper end of the inner part of the protective cover (44), wherein the protective cover (44) is fixedly connected with the fixing plate (42); the smoke protection lens (45) is embedded at the lower end of the interior of the protective cover (44).

4. The focusing mechanism of the hand-held laser welder of claim 3, characterized in that: the fixing plate (42) is provided with a through hole which is convenient for the CCD camera (23) and the focusing lens (43) to be contrasted.

5. The focusing mechanism of the hand-held laser welder of claim 4, characterized in that: the movable shell (41) is sleeved in the handheld gun shell (1) and can slide.