CN209035709U - A kind of Handheld laser plumb joint - Google Patents
A kind of Handheld laser plumb joint Download PDFInfo
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- CN209035709U CN209035709U CN201821151311.8U CN201821151311U CN209035709U CN 209035709 U CN209035709 U CN 209035709U CN 201821151311 U CN201821151311 U CN 201821151311U CN 209035709 U CN209035709 U CN 209035709U
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- collimation
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Abstract
It include: a welding casing the utility model discloses a kind of Handheld laser plumb joint, the welding casing is hollow housing structure that is hand-holdable and being in bending-like, Laser emission direction in welding casing is disposed with collimation unit respectively, control unit, reflector element and focusing unit, the forward end of the welding casing offers light hole, on the plumb joint surface of shell and it is located at the air inlets and limbers for offering that multiple tracheaes for outside and water pipe pass through at collimation unit respectively, described control unit respectively with the collimation unit, reflector element and focusing unit control connection.The features such as the utility model has simple and reliable for structure, simple and direct-viewing operation, and using effect is good.
Description
[technical field]
The utility model relates to laser welding head technical field, in particular to a kind of Handheld laser plumb joint.
[background technique]
Laser welding head is a kind of outer optical path device of laser.It is associated with by optical fiber with laser, by internal optics eyeglass pair
Laser carries out the adjusting of collimation focusing, and is controlled the monitoring and operation of system.
Laser welding cooperates automatic control system, through being widely used in electricity as a kind of advanced welding technique
Son, automobile and other industries, however small lot production or welded piece shape is special be not easy to automatic welding when, there is an urgent need to one
Plant the hand-held plumb joint of light, simple operations, safety.
[summary of the invention]
In conclusion the main purpose of the utility model is to solve existing laser welding technology to small lot and produce
Or welded piece shape is special without being convenient for the technical problems such as automatic welding, and a kind of Handheld laser welding is provided
Head.
In order to solve the above-mentioned technical problem, it includes: a welding casing, the welding that the utility model, which provides the plumb joint,
Casing is hollow housing structure that is hand-holdable and being in bending-like, and the Laser emission direction in the welding casing is distinguished
It is disposed with collimation unit, control unit, reflector element and focusing unit, is offered out at the tip of the welding casing
Unthreaded hole on the plumb joint surface of shell and is located to offer respectively at collimation unit and multiple passes through for external tracheaes and water pipe
Air inlet and limbers, the collimation unit air inlet and limbers and external are each passed through by coupled pipeline
Cooling-water machine and air transporting arrangement are connected, described control unit respectively with the collimation unit, reflector element and focusing unit
Control connection.
The collimation unit includes: collimation lens barrel, optical fiber protection cover, optical fiber fixed lid, rear locking lid, collimation lens, standard
Straight gas shield module and water circulating cooling module, the collimation lens barrel are arranged in the plumb joint body interior, the collimation
Eyeglass is configured in collimation lens barrel, and the optical fiber protection cover setting is in the plumb joint body tail section, the fixed lid of the optical fiber
It is cooperatively connected respectively with the optical fiber protection cover with rear locking lid, the collimation gas shield module and water circulating cooling module point
It She Yu not weld in casing and be connected with the collimation lens barrel.
The collimation gas shield module includes: at least two air inlets, collimation preventing gas shield and gas guide sleeve, institute
It states collimation gas shield to cover on the outside of the gas guide sleeve, the air inlet is opened on the optical fiber protection cover, described
At least two air inlets are symmetrically disposed on the collimation lens barrel, and external tracheae passes through the air inlet and is connected with air inlet
Logical, protective gas by gas guide sleeve is blown to focusing unit from collimation unit and from tip to being welded by the other end of air inlet
Connect object ejection.
The water circulating cooling module includes: at least two outlet passes and water route outer cylinder, at least two outlet pass pair
Ground is claimed to be arranged on the collimation lens barrel, the collimation lens barrel and water route outer cylinder are cooperated by sealing ring and are installed on one,
A seal chamber is equipped in it, one of outlet pass passes through the limbers and external cold water by coupled logical water inlet pipe
Machine is connected, and flows into cooling water in the seal chamber that collimation unit is cooling, another outlet pass passes through the water outlet communicated therewith
Pipe across the limbers will use after cooling water discharge.
The reflector element includes mirror unit, reflection mirror cover and reflecting optics, and the mirror unit and reflection mirror cover are divided
It is not connected between collimation unit and focusing unit, the reflecting optics are arranged on the reflection mirror cover inner sidewall.
The focusing unit includes: focusing barrel, focused gas shield, gas guide sleeve, protection glass mounting base, coke
Point adjusting nut adjusts sleeve, tip locking nut, lock sleeve, focusing lens, eyeglass trim rings, protection glass and protection glass
Lid, the focusing barrel are arranged in the welding casing, and the focused gas shielding cover is located on the focusing barrel,
The gas guide sleeve, focusing lens, eyeglass trim rings, protection glass cover are successively set in the focusing barrel, the protection
One end of glass mounting base is connected with focusing barrel, and the other end of glass mounting base and the activity of focal adjustments nut is protected to connect
It connects, the protection glass is configured in protection glass mounting base, is also set on the focal adjustments nut and positioned at tip periphery
There is tip locking nut and adjust sleeve, and is locked by lock sleeve.
Described control unit includes: control circuit board, button, push button switch covering, push-button socket and temperature detect switch (TDS), the control
Circuit board is electrically connected with button and temperature detect switch (TDS) respectively, and the push-button socket is set on the plumb joint hull outside wall, described
Control circuit board is set on the inside of the push-button socket, described to be set in the control circuit board, and the push button switch covering is located at described
The periphery of button, the temperature detect switch (TDS) are set on the collimation unit.
The collimation unit and focusing unit center line angulation are 130 °.
Fixed cover of the optical fiber is additionally provided with for matching after optical fiber is inserted into hand-held plumb joint with the fixed lid of the optical fiber
Fixed optical fiber is closed, and prevents the limited block that optical fiber is pullled and is damaged.
Interlock protection module is additionally provided in the control circuit board, which is electrically connected with control circuit board,
When tip and welded article body contact, interlock protection module is closed, and can carry out normal weld operation at this time, when tip leave by
When welding object, interlock protection module is opened, then plumb joint internal circuit is in an off state.
By adopting the above technical scheme, compared with prior art, beneficial effect caused by the utility model is: plumb joint
Gas nozzle can be deviateed according to laser beam situation make angle and axial direction can fitting adjustment, so that laser spot is in gas nozzle and go out
On mouth optimum distance and axis.Collimation unit and focusing unit center line angulation are 130 °, have good relax when holding
Appropriateness contacts welded piece by front end tip, and hand push button controls laser welding, forms interlock safety protection.This is practical new
The features such as type has simple and reliable for structure, simple and direct-viewing operation, and using effect is good.
[Detailed description of the invention]
Fig. 1 is the overall structure profile of the utility model；
Fig. 2 is the example structure cross-sectional view of Fig. 1.
[specific embodiment]
The following example is being explained further and supplementing to the utility model, will not constitute any limit to the utility model
System.
As shown in Fig.1 and Fig.2, the Handheld laser plumb joint of the utility model includes: a welding casing 1, collimation unit
2, control unit 3, reflector element 4 and focusing unit 5.In the present embodiment, the shape of the welding casing 1 is L shape, the weldering
1 inner hollow of joint housing, and can be subjected to by hand-held.The collimation unit 2, control unit 3, reflection are single
Member 4 and focusing unit 5, the Laser emission direction in the welding casing is set gradually respectively respectively.The collimation unit 2
For light beam to be collimated.Described control unit 3 works as temperature and reaches setting value for opening and closing laser welding head
Shi Zidong disconnects control loop, can not work normally plumb joint, to realize safeguard protection.The reflector element 4 is used for will
The laser beam of collimation is reflected into focusing unit 5 by reflector element.The focusing unit 5 is for laser beam to be focused and lead to
Tip is crossed to be emitted on soldered object.Light hole 11, the welding casing are offered at the tip of the welding casing 1
Multiple air inlets passed through for external tracheaes and water pipe and limbers are offered on 1 surface and at collimation unit 2 respectively,
The collimation unit 2 is each passed through air inlet and limbers and external cooling-water machine by coupled pipeline and gas conveys
Device is connected, and described control unit 3 controls with the collimation unit 2, reflector element 4 and focusing unit 5 connect respectively.
As shown in Fig. 2, specifically, the collimation unit 2 includes: collimation lens barrel 21, optical fiber protection cover 22, the fixed lid of optical fiber
23, rear locking lid 24, collimation lens 25, collimation gas shield module 26 and water circulating cooling module 27, the collimation lens barrel 21
It is arranged inside the plumb joint ontology 1, the collimation lens 25 are configured in collimation lens barrel 21, the optical fiber protection cover
22 settings in 1 tail portion of plumb joint ontology, the fixed lid 23 of the optical fiber and rear locking lid 24 respectively with the optical fiber protection cover
22 are cooperatively connected, the collimation gas shield module 26 and water circulating cooling module 27 be respectively arranged on welding casing 1 it is interior and with
The collimation lens barrel 21 is connected.
As shown in Fig. 2, the collimation gas shield module 26 is for single from collimation by protective gas by gas guide sleeve
Member is blown to focusing unit and sprays, and realizes welding workpiece surface protection and prevents spatter from polluting eyeglass.Specifically, the standard
Straight gas shield module 26 includes: at least two air inlets 261, collimates preventing gas shield 262 and gas guide sleeve 263, described
It collimates preventing gas shield 262 and is set to 263 outside of gas guide sleeve, the air inlet is opened in the optical fiber protection cover 22
On, at least two air inlet 261 is symmetrically disposed on the collimation lens barrel 21, and external tracheae passes through the air inlet
And be connected with air inlet 261, the other end of air inlet 261 is blown protective gas by collimation unit 2 by gas guide sleeve 263
It is sprayed to focusing unit 5 and from tip to soldered object.
As shown in Fig. 2, the water circulating cooling module 27 prevents hand-held for realizing collimation unit water circulating cooling
Shi Wendu is excessively high, and is provided with temperature switch in collimation unit upper end, and temperature disconnects control loop when reaching setting value automatically, makes
Plumb joint can not work normally, to realize safeguard protection.Specifically, the water circulating cooling module 27 includes: at least two
Outlet pass 271 and water route outer cylinder 272, at least two outlet pass 271 is symmetrically disposed on the collimation lens barrel 21, described
Collimation lens barrel 21 and water route outer cylinder 272 are cooperated by sealing ring is installed on one, interior to be equipped with a seal chamber, wherein one
A outlet pass 271 passes through the limbers by coupled logical water inlet pipe and is connected with external cooling-water machine, flows into cooling water
In the seal chamber that collimation unit is cooling, another outlet pass 271 passes through the outlet pipe communicated therewith and passes through the limbers
Cooling water discharge after using.
As shown in Fig. 2, the reflector element 4 includes mirror unit 41, reflects mirror cover 42 and reflecting optics 43, it is described anti-
It penetrates microscope base 41 and reflection mirror cover 42 is connected between collimation unit 2 and focusing unit 5, the reflecting optics 43 are arranged in institute
It states on reflection 42 inner sidewall of mirror cover.
As shown in Fig. 2, the focusing unit 5 include: focusing barrel 51, focused gas shield 52, gas guide sleeve 53,
It protects glass mounting base 54, focal adjustments nut 55, adjust sleeve 56, tip locking nut 57, lock sleeve 58, focusing lens
59, eyeglass trim rings 510, protection glass 511 and protection glass cover 512, the focusing barrel 51 are arranged in the welding casing
In 1, the focused gas shield 52 is set on the focusing barrel 51, the gas guide sleeve 53, focusing lens 59, mirror
Piece pressing ring 510, protection glass cover 512 are successively set in the focusing barrel 51, one end of the protection glass mounting base 54
It is connected with focusing barrel 51, the other end of protection glass mounting base 54 is flexibly connected with focal adjustments nut 55, the protection
Glass is configured in protection glass mounting base 54, is additionally provided with tip lock on the focal adjustments nut 55 and positioned at tip periphery
Tight nut 57 and adjusting sleeve 56, and be locked by lock sleeve 58.
As shown in Fig. 2, described control unit 3 includes: that control circuit board 31, button 32, push button switch covering 33 and temperature control are opened
(not shown) is closed, the control circuit board 31 is electrically connected with button 32 and temperature detect switch (TDS) respectively, and the push button switch covering is pressed
Button switch cover 33 is set on 1 lateral wall of welding casing, and the control circuit board 31 is set on the inside of the push button switch covering,
The button 32 is set in the control circuit board 31, and the temperature detect switch (TDS) is set on the collimation unit 2.
Further, the collimation unit and focusing unit center line angulation are 130 °, and operator uses hand-held weldering
Have when connector it is more comfortable freely, it is laborsaving convenient.
Further, it is additionally provided on the fixed lid 23 of the optical fiber for after optical fiber insertion holds plumb joint, and it is described
The fixed lid 23 of optical fiber cooperates fixed optical fiber, and prevents the limited block (not shown) that optical fiber is pullled and is damaged.
Further, it is additionally provided with interlock protection module (not shown) in the control circuit board 31, the interlock protection mould
Block is electrically connected with control circuit board, and when tip is contacted with welded article body, interlock protection module is closed, and can be carried out at this time normal
Welding operation, when tip leaves welded article body, interlock protection module is opened, then plumb joint internal circuit is in an off state,
Therefore there is better safety.
Although being disclosed by above embodiments to the utility model, the scope of the utility model is not limited to
In this, under conditions of conceiving without departing from the utility model, above each component can be understood similar with technical field personnel
Or equivalent element is replaced.
Claims (10)
1. a kind of Handheld laser plumb joint, which is characterized in that the plumb joint includes: a welding casing (1), the plumb joint
Shell be it is hand-holdable and be in bending-like hollow housing structure, along it is described welding casing in Laser emission direction respectively according to
It is secondary to be provided with collimation unit (2), control unit (3), reflector element (4) and focusing unit (5), welding casing (1)
It offers light hole (11), is offered respectively on welding casing (1) surface and at collimation unit (2) more at tip
A air inlet passed through for external tracheae and water pipe and limbers, the collimation unit (2) pass through coupled pipeline point
Not Chuan Guo air inlet and limbers be connected with external cooling-water machine and air transporting arrangement, described control unit (3) respectively with
The collimation unit (2), reflector element (4) and focusing unit (5) control connection.
2. Handheld laser plumb joint according to claim 1, which is characterized in that the collimation unit (2) includes: collimation
The fixed lid (23) of lens barrel (21), optical fiber protection cover (22), optical fiber, rear locking lid (24), collimation lens (25), collimation gas shield
Module (26) and water circulating cooling module (27), collimation lens barrel (21) setting is internal in the welding casing (1), described
Collimation lens (25) are configured in collimation lens barrel (21), and the optical fiber protection cover (22) is arranged in the welding casing (1)
Tail portion, the fixed lid (23) of the optical fiber and rear locking lid (24) are cooperatively connected with the optical fiber protection cover (22) respectively, the standard
Straight gas shield module (26) and water circulating cooling module (27) be respectively arranged in welding casing (1) and with the collimation lens barrel
(21) it is connected.
3. Handheld laser plumb joint according to claim 2, which is characterized in that the collimation gas shield module (26)
It include: at least two air inlets (261), collimation preventing gas shield (262) and gas guide sleeve (263), the collimation preventing gas
Shield (262) is set on the outside of the gas guide sleeve (263), and the air inlet is opened on the optical fiber protection cover (22), institute
It states at least two air inlets (261) to be symmetrically disposed on the collimation lens barrel (21), external tracheae passes through the air inlet simultaneously
It is connected with air inlet (261), the other end of air inlet (261) is single by collimation by protective gas by gas guide sleeve (263)
First (2) are blown to focusing unit (5) and are sprayed from tip to soldered object.
4. Handheld laser plumb joint according to claim 2, which is characterized in that water circulating cooling module (27) packet
Include: at least two outlet passes (271) and water route outer cylinder (272), at least two outlet pass (271) are symmetrically disposed in described
It collimating on lens barrel (21), the collimation lens barrel (21) and water route outer cylinder (272) are cooperated by sealing ring and are installed on one,
It is inside equipped with a seal chamber, one of outlet pass (271) passes through the limbers and outside by coupled logical water inlet pipe
Cooling-water machine is connected, and flows into cooling water in the seal chamber that collimation unit is cooling, another outlet pass (271) with it by connecting
Logical outlet pipe pass through the limbers will use after cooling water discharge.
5. Handheld laser plumb joint according to claim 1, which is characterized in that the reflector element (4) includes reflection
Microscope base (41), reflection mirror cover (42) and reflecting optics (43), the mirror unit (41) and reflection mirror cover (42) are connected to
Between collimation unit (2) and focusing unit (5), the reflecting optics (43) are arranged on reflection mirror cover (42) inner sidewall.
6. Handheld laser plumb joint according to claim 1, which is characterized in that the focusing unit (5) includes: to focus
Lens barrel (51), focused gas shield (52), gas guide sleeve (53), protection glass mounting base (54), focal adjustments nut
(55), sleeve (56), tip locking nut (57), lock sleeve (58), focusing lens (59), eyeglass trim rings (510), protection are adjusted
Glass (511) and protection glass cover (512), the focusing barrel (51) are arranged in the welding casing (1), the focusing
Preventing gas shield (52) is set on the focusing barrel (51), the gas guide sleeve (53), focusing lens (59), eyeglass pressure
Circle (510), protection glass cover (512) are successively set in the focusing barrel (51), protection glass mounting base (54)
One end is connected with focusing barrel (51), and the other end for protecting glass mounting base (54) and focal adjustments nut (55) activity are even
It connects, the protection glass is configured in protection glass mounting base (54), on the focal adjustments nut (55) and is located at tip
Periphery is additionally provided with tip locking nut (57) and adjusts sleeve (56), and is locked by lock sleeve (58).
7. Handheld laser plumb joint according to claim 1, which is characterized in that described control unit (3) includes: control
Circuit board (31), button (32), push button switch covering (33), push-button socket (34) and temperature detect switch (TDS), the control circuit board (31) point
It is not electrically connected with button (32) and temperature detect switch (TDS), the push-button socket (34) is set on welding casing (1) lateral wall, institute
Control circuit board (31) are stated on the inside of the push-button socket (34), the button (32) is set on the control circuit board (31),
The push button switch covering (33) is located at the periphery of the button (32), and the temperature detect switch (TDS) is set on the collimation unit (2).
8. Handheld laser plumb joint according to claim 2, which is characterized in that in the collimation unit and focusing unit
Heart line angulation is 130 °.
9. Handheld laser plumb joint according to claim 2, which is characterized in that also set on the fixed lid (23) of the optical fiber
It is equipped with for cooperating fixed optical fiber with the fixed lid (23) of the optical fiber, and prevent optical fiber after optical fiber is inserted into hand-held plumb joint
The limited block pullled and be damaged.
10. Handheld laser plumb joint according to claim 7, which is characterized in that on the control circuit board (31) also
Equipped with interlock protection module, which is electrically connected with control circuit board, when tip is contacted with welded article body, interlocking
Protective module is closed, and can carry out normal weld operation at this time, and when tip leaves welded article body, interlock protection module is opened,
Then plumb joint internal circuit is in an off state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821151311.8U CN209035709U (en) | 2018-07-18 | 2018-07-18 | A kind of Handheld laser plumb joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821151311.8U CN209035709U (en) | 2018-07-18 | 2018-07-18 | A kind of Handheld laser plumb joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209035709U true CN209035709U (en) | 2019-06-28 |
Family
ID=67029797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821151311.8U Active CN209035709U (en) | 2018-07-18 | 2018-07-18 | A kind of Handheld laser plumb joint |
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| Country | Link |
|---|---|
| CN (1) | CN209035709U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108857059A (en) * | 2018-07-18 | 2018-11-23 | 深圳市联赢激光股份有限公司 | A kind of Handheld laser plumb joint |
| CN112828442A (en) * | 2021-01-18 | 2021-05-25 | 湖北大学 | Handheld laser welding head with variable swing frequency and amplitude |
-
2018
- 2018-07-18 CN CN201821151311.8U patent/CN209035709U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108857059A (en) * | 2018-07-18 | 2018-11-23 | 深圳市联赢激光股份有限公司 | A kind of Handheld laser plumb joint |
| CN112828442A (en) * | 2021-01-18 | 2021-05-25 | 湖北大学 | Handheld laser welding head with variable swing frequency and amplitude |
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