阅读说明：本技术 激光加工机 (Laser machine ) 是由 平田裕一 佐藤雄喜 大野健一郎 小池昌志 于 2019-05-22 设计创作，主要内容包括：提供一种在具备使激光头移动的机构的激光加工机中,能够自动进行向与该激光头连动的平衡块的供脂的结构。激光切割装置(激光加工机)(1)具备：第1引导架(21),其供激光头(40)以能够在搬送方向的一侧移动的方式进行卡合；移动装置(20),其使激光头沿着第1引导架移动；平衡块(45),其以能够在第1引导架的搬送方向另一侧移动的方式卡合,与通过移动装置而移动的激光头连动并向该激光头的移动方向的相反方向沿着第1引导架移动；以及控制装置(70),其控制移动装置而使平衡块(45)移动到与供脂装置(8)相对的位置,对平衡块与第1引导架的卡合部分进行供脂。(It provides a kind of in the laser machine for having the mechanism for keeping laser head mobile, the structure for rouge to the balance weight interlocked with the laser head can be carried out automatically.Laser cutting device (laser machine) (1) has: the 1st guide bracket (21), for laser head (40) can be engaged in such a way that the side of conveyance direction is mobile；Mobile device (20), moves laser head along the 1st guide bracket；Balance weight (45) is interlocked with the laser head by mobile device movement and is moved to the opposite direction of the moving direction of the laser head along the 1st guide bracket can engage in such a way that the conveyance direction other side of the 1st guide bracket is mobile；And control device (70), control mobile device and make balance weight (45) be moved to the position opposite for rouge device (8), balance weight is carried out with the engaging part of the 1st guide bracket for rouge.)

1. a kind of laser machine, which is characterized in that have:

Work carrying device transports workpiece along prescribed direction；

Laser head irradiates laser to the workpiece；

Guide member is upwardly extended in the side that the conveyance direction with the workpiece is intersected, and for the laser head with can In the side of the conveyance direction, mobile mode is engaged；

Mobile device moves the laser head along the guide member；

Balance weight and is passed through by that can be engaged in such a way that the other side of the conveyance direction of the guide member is mobile The laser head of the mobile device and movement interlocks and to the opposite direction of the moving direction of the laser head along described Guide member is mobile；

For rouge device, configured across the guide member in phase relative to the machining area processed by the laser head It tosses about；And

Control device, control the mobile device and make the balance weight be moved to the position opposite for rouge device, The balance weight is carried out with the engaging part of the guide member for rouge.

2. laser machine according to claim 1, which is characterized in that

It is also equipped with the point inspection platform for carrying out the point inspection of the laser head,

It is described for the configuration of rouge device the laser head be in when examining position by the point that the point inspection platform carries out inspection with institute State the corresponding position of balance weight.

3. laser machine according to claim 1, which is characterized in that

It is also equipped with the ultraviolet lamp that the cleaning of the laser head is carried out using ultraviolet light irradiation,

It is described to configure for rouge device when the laser head is in the cleaning positions cleaned by the ultraviolet lamp Position corresponding with the balance weight.

4. laser machine according to any one of claim 1 to 3, which is characterized in that

The mobile device is configured to move the laser head on three-dimensional.

5. a kind of laser machine, which is characterized in that have:

Work carrying device transports workpiece along prescribed direction；

Laser head irradiates laser to the workpiece；

Guide member is upwardly extended in the side that the conveyance direction with the workpiece is intersected, and for the laser head with can In the side of the conveyance direction, mobile mode is engaged；

Mobile device moves the laser head along the guide member；

Balance weight and is passed through by that can be engaged in such a way that the other side of the conveyance direction of the guide member is mobile The laser head of the mobile device and movement interlocks and to the opposite direction of the moving direction of the laser head along described Guide member is mobile；

Point inspection platform, configuration carry out the point inspection of the laser head in the side of the Work carrying device；

Ultraviolet lamp, the opposite side configured across the Work carrying device in the point inspection platform, utilization are ultraviolet Line irradiation carries out the cleaning of the laser head；And

For rouge device, relative to the one party in the point inspection platform and the ultraviolet lamp, across the guide portion Part and oblique configuration.

Technical field

The present invention relates to the laser machines that laser head is moved along guide member.

Background technique

In the past, it is known that make the laser head movement to the workpiece irradiation laser of processing object to carry out the laser processing such as cutting Technology.For example, describing following carrying device in patent document 1, have: along countershaft direction extend and will be by transport object with energy Enough countershaft framves kept along the mode that countershaft direction is moved；With along the major axes orientation extension intersected with countershaft direction and by countershaft frame The main shaft frame kept in a manner of it can move along major axes orientation will be transported by transport object along major axes orientation and countershaft direction.It should Carrying device has balance weight, which is held in countershaft frame in a manner of it can move along countershaft direction, and relative to By center line of the transport object on the countershaft direction of countershaft frame in opposite side and the opposite side on the major axes orientation of countershaft frame Position, moved round about relative to the movement on the countershaft direction by transport object.

Such device for keeping the moving bodys such as laser head mobile using endless belt shown in patent document 1 needs when appropriate Carve supply lubricating oil.For example, in patent document 2, describing as follows for rouge device: being set to roller chain road with regulation spacing (trolley chain), via spray nozzle part to the idler wheel (trolley wheel) by bearing bracket for rouge.This is described for rouge Device has the moving body that can be moved along the direction of travel in roller chain road, is installed on the moving body and can be relative to nozzle Portion move forward and backward freely for rouge jet pipe and the control mechanism moved forward and backward for controlling this for rouge jet pipe.

Summary of the invention

In such laser machine recorded in patent document 1, be as moving body laser head and balance weight respectively The structure moved in the state of being sticked in guide rail along different directions.Therefore, it is necessary to be supplied respectively to laser head and balance weight Rouge.About laser head, although can utilize by be bundled electric wiring used in the control of the laser head and for rouge manage come For the path of rouge, but there is no connection wiring etc. along the balance weight that different directions move, and the confession of laser head side can not be utilized Rouge path.Although also considering that connection is managed for rouge on balance weight, worry causes the pipe to wind due to moving for balance weight Wiring or/and pipe in laser head side.Therefore, operator is carried out to balance weight for rouge using grease pump etc. with manual working, at For the operation for expending working hour.

It is such recorded in patent document 2 to be also for rouge device, it is contemplated that way roller is carried out for rouge, and is difficult in this aspect It copes with to the balance weight (moving body) moved along the direction different from laser head for rouge.

The object of the present invention is to provide a kind of in the laser machine for keeping laser head mobile, can carry out automatically to The structure for rouge of the balance weight interlocked with the laser head.

The present invention relates to a kind of laser machine (for example, aftermentioned laser cutting devices 1), have: Work carrying device (for example, aftermentioned conveyer belt 10) transports workpiece along prescribed direction；Laser head (for example, aftermentioned laser head 40), to institute State workpiece irradiation laser；Guide member (for example, aftermentioned 1st guide bracket 21), intersects in the conveyance direction with the workpiece Side upwardly extend, and for the laser head can be engaged in such a way that the side of the conveyance direction is mobile；It moves Dynamic device (for example, aftermentioned mobile device 20), moves the laser head along the guide member；Balance weight (for example, Aftermentioned balance weight 45), can be engaged in such a way that the other side of the conveyance direction of the guide member is mobile, with Interlocked by the laser head of the mobile device movement and to the opposite direction of the moving direction of the laser head along The guide member is mobile；For rouge device (for example, aftermentioned for rouge device 8), processed relative to by the laser head Machining area (for example, aftermentioned machining area 100) configure across the guide member in opposite side；And control device (for example, aftermentioned control device 70) controls the mobile device and is moved to the balance weight with described for rouge device Opposite position carries out for rouge the balance weight with the engaging part of the guide member.

As a result, due to being located at the outside of the moving range of the laser head laser machined to workpiece for rouge device, so It is reliably prevented from the mobile device for making laser head mobile in laser processing and the collision for rouge device, and can be realized To balance weight for the automation of rouge.

It is also possible to the laser machine and is also equipped with the point inspection platform for the point inspection for carrying out the laser head (for example, aftermentioned Point inspection platform 65), it is described to configure for rouge device when the laser head is in the point inspection position for carrying out an inspection by the point inspection platform Position corresponding with the balance weight.

It is carried out using for rouge device to balance during thereby, it is possible to examine operation in the point for carrying out laser head by point inspection platform Block for rouge, can be improved operational efficiency.

Be also possible to the laser machine be also equipped with using ultraviolet light irradiation carry out the laser head cleaning it is ultraviolet Beam irradiating apparatus (for example, aftermentioned ultraviolet lamp 50), it is described to be in the laser head by institute for the configuration of rouge device State the position corresponding with the balance weight when cleaning positions that ultraviolet lamp is cleaned.

Thereby, it is possible to during carrying out the cleaning of the laser head by ultraviolet lamp using for rouge device into Row, for rouge, can be improved operational efficiency to balance weight.

Preferably, the mobile device is configured to move the laser head on three-dimensional.

Thereby, it is possible to utilize the smooth movement for realizing balance weight for rouge device, and cope with various laser processings.

The present invention relates to a kind of laser machine (for example, aftermentioned laser cutting devices 1), have: Work carrying device (for example, aftermentioned conveyer belt 10) transports workpiece along prescribed direction；Laser head (for example, aftermentioned laser head 40), to institute State workpiece irradiation laser；Guide member (for example, aftermentioned 1st guide bracket 21), intersects in the conveyance direction with the workpiece Side upwardly extend, and for the laser head can be engaged in such a way that the side of the conveyance direction is mobile；It moves Dynamic device (for example, aftermentioned mobile device 20), moves the laser head along the guide member；Balance weight (for example, Aftermentioned balance weight 45), can be engaged in such a way that the other side of the conveyance direction of the guide member is mobile, with Interlocked by the laser head of the mobile device movement and to the opposite direction of the moving direction of the laser head along The guide member is mobile；Point inspection platform (for example, aftermentioned point inspection platform 65), configures in the side of the Work carrying device, Carry out the point inspection of the laser head；Ultraviolet lamp (for example, aftermentioned ultraviolet lamp 50), across the work Part carrying device and the opposite side configured in the point inspection platform, utilize ultraviolet light irradiation to carry out the cleaning of the laser head；And For rouge device (for example, aftermentioned for rouge device 8), relative to a certain in the point inspection platform and the ultraviolet lamp Side, the oblique configuration across the guide member.

As a result, due to being located at the outside of the moving range of the laser head laser machined to workpiece for rouge device, so It is reliably prevented from the mobile device for making laser head mobile in laser processing and the collision for rouge device, and can be realized To balance weight for the automation of rouge.

Invention effect

Laser machine according to the present invention can be carried out automatically to the balance weight interlocked with laser head for rouge.

Detailed description of the invention

Fig. 1 is the vertical view for showing schematically the laser machine for being applicable in cleaning device of one embodiment of the present invention Figure.

Fig. 2 is line A-A cross-sectional view that show schematically the laser machine of present embodiment, Fig. 1.

Fig. 3 is line B-B cross-sectional view that show schematically the laser machine of present embodiment, Fig. 1.

Fig. 4 is the enlarged cross-sectional view for showing schematically the structure of laser head and balance weight of present embodiment.

Fig. 5 is the side view for indicating the balance weight and the construction for rouge device of present embodiment.

Fig. 6 is the top view for indicating the balance weight and the construction for rouge device of present embodiment.

Fig. 7 is the figure that the upstream side of the slave conveyance direction of the balance weight of present embodiment is observed.

Fig. 8 is the figure that the downstream side of the slave conveyance direction for rouge device of present embodiment is observed.

Fig. 9 is the figure that the upstream side of the slave conveyance direction of the jet pipe closure assembly of present embodiment is observed.

Figure 10 is the side view for indicating the situation of present embodiment to link together for rouge device and balance weight.

Figure 11 is the top view for indicating the situation of present embodiment to link together for rouge device and balance weight.

Description of symbols

1 laser cutting device (laser machine)

8 for rouge device

10 conveyer belts (Work carrying device)

20 mobile devices

21 the 1st guide brackets (guide member)

40 laser heads

45 balance weights

50 ultraviolet lamps

65 points of inspection platforms

70 control devices

Specific embodiment

Hereinafter, being described with reference to the preferred embodiment of the present invention.

Fig. 1 is the laser cutting (laser for being applicable in cleaning device 5 for showing schematically one embodiment of the present invention Blanking) the top view of device 1.Fig. 2 is line A-A that show schematically the laser cutting device 1 of present embodiment, Fig. 1 Cross-sectional view, Fig. 3 are the line B-B cross-sectional views of Fig. 1.

Fig. 1 and laser cutting device shown in Fig. 21 are used in the shape different from according to processing object correspondingly, with The laser cutting system they laser cut workpieces (diagram is omitted) and conveyed to subsequent handling.The workpiece of laser cutting device 1 is example The steel plate of the side panel of such as automobile.

Firstly, illustrating the overall structure of laser cutting device 1.As primary structure, the laser cutting of present embodiment is filled 1 is set to have conveyer belt 10, mobile device 20, laser head 40, balance weight 45, ultraviolet lamp 50, put inspection platform 65, fill for rouge Set 8 and control device 70.

Conveyer belt 10 is the Work carrying device by workpiece from upstream side downstream (Y direction in Fig. 1) conveying.It removes Direction is sent to indicate in Fig. 1 with white arrow.In the following description, exist and the base end side of arrow is set as the upper of conveyance direction The case where swimming side, being illustrated the downstream side that the front end side of arrow is set as conveyance direction.

The endless belt that conveyer belt 10 is rotated by the driving force using conveyer belt drive motor 11 is constituted.In present embodiment In, have passed through payoff reel, the workpiece of tension leveling device (equal illustration omitted) is placed in the upper surface of conveyer belt 10, and be transported to plus Station is set.

Mobile device 20 be can by laser head 40 in the top of conveyer belt 10 branch in a manner of it can be moved along the direction XYZ The mobile device held.

The mobile device 20 of present embodiment has: in the direction (X-direction) orthogonal with the conveyance direction of conveyer belt 10 The 1st guide bracket 21 extended；By a pair that can be supported in such a way that the conveyance direction (Y direction) of conveyer belt 10 is mobile 2nd guide bracket 22；It is hung around the endless belt 25 of the side of the 1st guide bracket 21 and the 2nd guide bracket 22；Drive the servo of endless belt 25 Motor 26,27；In the belt wheel 28,29 that the inside of endless belt 25 rotates；With the liter for being fixed on endless belt 25 and bearing laser head 40 Descending mechanism 30.

Endless belt 25 is hung with substantially H shape around using the rotation combination of servo motor 26,27, and making to keep under vertical view It can be moved on in-plane (direction XY) in the laser head 40 of elevating mechanism 30.In the present embodiment, in chain-dotted line institute The inside of the machining area 100 shown carries out the laser processing of laser head 40.In addition, machining area 100 is to illustrate, it is not to carry out The region of laser processing is defined as the region.

For example, with identical speed control servo motor 26,27 on the basis of keeping direction of rotation consistent, thus endless belt 25 It is mobile to direction identical with the direction of rotation of servo motor 26,27, the laser head 40 of elevating mechanism 30 is held in X-axis side To movement.At this point, the 1st guide bracket 21 is because the balance of the rotation speed of two servo motors 26,27 without moving in the Y-axis direction It is dynamic.In addition, to make the 1st guide bracket 21 in the case where Y direction is mobile, make (or the servo motor of servo motor 26 of side 27) it is rotated clockwise with fixing speed, keeps the servo motor 27 (or servo motor 26) of the other side inverse with identical fixing speed Hour hands rotation.As a result, correspondingly with the direction of rotation of servo motor 26,27, the laser head 40 of elevating mechanism 30 is held in Y Axis direction is mobile.At this point, due to the balance of fixing speed, laser head 40 will not move in the X-axis direction.In addition, being watched by control Direction of rotation and the rotation speed for taking motor 26,27, are also moved in the Y-axis direction while capable of also moving in the X-axis direction.

Next, illustrating the structure of laser head 40 and balance weight 45.Fig. 4 is the laser head for showing schematically present embodiment 40 and balance weight 45 structure enlarged cross-sectional view.

Laser head 40 is used to irradiate laser to by the workpiece of the mounting conveying of conveyer belt 10, be cut into preset shape and It is processed.In the cutting using laser, using laser by workpiece (steel plate) W partial melting, and using as cutting gas N₂Molten liquid is excluded, thus workpiece non-oxidation fuses.

Movement in the up and down direction (Z-direction) of laser head 40 is carried out by elevating mechanism 30.Using servo motor 26,27 and Elevating mechanism 30, laser head 40 being capable of three-dimensional (direction XYZ) movements.

Elevating mechanism 30 has: being fixed on the L word pedestal 31 of 21 side of the 1st guide bracket of elevating mechanism 30；Be located at L word base Multiple guiding pieces 32,33,34 on the face opposite with the 1st guide bracket 21 in seat 31.Elevating mechanism 30 and L word pedestal 31 are fixed In endless belt 25.

Multiple guiding pieces 32,33,34 engage respectively with the multiple tracks 210,211,212 for being set to the 1st guide bracket 21.It is multiple Track 210,211,212 extends along the x axis.

Confession in the engaging part of multiple guiding pieces 32,33,34 and multiple tracks 210,211,212, from 40 side of laser head Rouge path 35 supplies lubricating oil.Be shown in dash-dot lines in Fig. 4 for rouge path 35, be applicable in the tubular part such as pipe, with even Be connected to laser head 40 or elevating mechanism 30 wiring (diagram is omitted) be bundled together in the state of connect with L word pedestal 31.

Balance weight 45 is relative to the 1st guide bracket 21 can be kept in such a way that X-direction is mobile.The weight of balance weight 45 It measures the weight based on laser head 40 and elevating mechanism 30 etc. and sets.

Balance weight 45 has: balance block main body 450, set on balance block main body 450 for rouge portion 451, block main body will be balanced 450 guiding pieces for being fixed on the balance weight pedestal 452 of endless belt 25 and being located on the face of the guide bracket side of balance weight pedestal 452 453。

Guiding piece 453 engages with the track 213 for being set to the 1st guide bracket 21.Track 213 extends along the x axis.

Balance weight 45 is in the state that guiding piece 453 is sticked in track 213, with the movement in the X-direction of laser head 40 It interlocks and mobile to the opposite direction of X-direction.Using balance weight 45, laser head 40 can be reduced in X-direction from one Inertia weight at the both ends of the 1st guide bracket 21 of the state of side to the other side when mobile is poor, can make the shifting of laser head 40 Dynamic stability.

From from the another systems different for rouge path 35 of 40 side of laser head for rouge path 455 to guiding piece 453 and rail The engaging part in road 213 supplies lubricating oil.It is formed in balance block main body 450 and balance weight pedestal 452 for rouge path 455 Portion.Lubricating oil is supplied to for rouge path 455 for rouge device 8 from aftermentioned.In addition, for balance weight 45 to for the relevant knot of rouge Structure will be described later.

As shown in Figure 1, the ultraviolet lamp 50 of present embodiment, point are examined platform 65 and are configured not for rouge device 8 Chong Die with the transport path of workpiece and machining area 100, conveyer belt 10 side.Wherein, ultraviolet lamp 50 and point Inspection platform 65 is located at 100 side of machining area, is located at conveyance direction compared with ultraviolet lamp 50 and point inspection platform 65 for rouge device 8 Upstream side.

Ultraviolet lamp 50 is that the cleaning cleaned using ultraviolet light irradiation to the optical component of laser head 40 is filled It sets.It is mobile to cleaning positions (position shown in the chain-dotted line of Fig. 1) by 20 laser head 40 of mobile device.It is moved in laser head 40 In the state of moving cleaning positions, irradiate in order to which the dirt decomposition of protection glass 44 will be attached to by ultraviolet lamp 50 The ultraviolet light of generation.

In the present embodiment, be 254nm (range of 200~600nm) using ultraviolet wavelength, rated power is 280VA, ultraviolet light illumination are 3500mW/cm²Using xenon-mercury lamp as the ultraviolet lamp 50 of light source.The long wavelength of xenon-mercury lamp UV ingredient is more and energy optical fiber conveys, preferred in terms of equipment is installed.

Opposite side of the point inspection platform 65 in the X-direction that conveyer belt 10 is located at ultraviolet lamp 50.Point inspection platform 65 It when processing beginning, generates and cuts in bad situation etc., carry out the damage for detecting lens, have unstained burn pattern The point of (Burn pattern) measurement, laser output measurement, brush cleaning etc. examines operation.

It is used to supply lubricating oil to balance weight 45 for rouge device 8.Point inspection platform is being in when laser head 40 for the configuration of rouge device 8 With the position opposite for rouge portion 451 of balance weight 45 when on 65, match relative to inspection platform 65 across the 1st guide bracket 21 is oblique It sets.Laser head 40 is located at 100 side of machining area in the 1st guide bracket 21.In contrast, balance weight 45 is located at the phase of laser head 40 It tosses about.Therefore, the side of the conveyer belt 10 of the side opposite with 100 side of machining area in the 1st guide bracket 21 is located at for rouge device 8 Just, the diagonal side of the point inspection platform 65 when and being located under vertical view using the X-direction of the 1st guide bracket 21 as center line.In addition, about It will be described later for the structure of rouge device 8 itself.

Being also equipped with for rouge device 8 makes for rouge device 8 in position of readiness and the driving for moving along the y axis between rouge position Device 9.It is when balance weight 45 is in for the opposite position in the Y-axis direction of rouge device 8, for rouge device 8 for rouge position The position of front end and balance weight 45 being connect for rouge portion 451.Position of readiness be from for rouge position in the Y-axis direction to relative to The separate position of 1 guide bracket 21 keep out of the way after position.The movement of driving device 9 is controlled by control device 70.

Control device 70 is the computer being made of CPU, memory, storage device etc., each knot with laser cutting device 1 Structure electrical connection.By the control device 70, the movement of the laser head 40 realized based on mobile device 20, laser irradiation, defeated is controlled Send band 10 conveying, based on ultraviolet lamp 50 realize cleaning treatment and for rouge processing etc..The control of present embodiment Confession is controlled in a manner of carrying out for rouge processing in the point inspection operation process of top of the device 70 to be located at point inspection platform 65 in laser head 40 Rouge device 8.In the state that balance weight 45 is in for the opposite position in the Y-axis direction of rouge device 8, pass through control device 70 Driving device 9 is controlled in a manner of making to be moved to from position of readiness for rouge position for rouge device 8.That is, can be in an inspection operation process In carry out for rouge operation.

Next, illustrate balance weight 45 and for rouge device 8 to for the relevant structure example of rouge.Fig. 5 is to indicate this embodiment party The balance weight 45 of formula and the side view of the construction for rouge device 8,

Fig. 6 is their top view.

Firstly, illustrate balance weight 45 for peptide-lipid constructs.As shown in figure 5, in the upstream side of the conveyance direction for rouge portion 451 On face, the cover 454 and location hole 465 that are formed with nozzle 460, cover the nozzle 460.

Nozzle 460 be with the interconnecting piece for rouge device 8, be formed as convex.Nozzle 460 is connect with for rouge path 455, is passed through Nozzle 460 and supply lubricating oil to the engaging part of guiding piece 453 and track 213.As shown in fig. 6, nozzle 460 is in X-direction (multiple) are configured at two at spaced intervals.In addition, being formed with the dividing wall 462 for dividing two nozzles 460 in the inside of cover 454.

Fig. 7 is the figure that the upstream side of the slave conveyance direction of the balance weight 45 of present embodiment is observed.As shown in fig. 7, In On the face of the upstream side of the conveyance direction of cover 454, opening portion 463 is formed in position corresponding with nozzle 460.In multiple openings Slit rubber cover 461 is configured in portion 463.By slit rubber cover 461, covers 454 inner space and separated relative to outside.

Multiple slits are formed on slit rubber cover 461.Multiple slits are seen from the conveyance direction of slit rubber cover 461 When examining, if centered on the position that the center of nozzle 460 is overlapped, from its center towards outside with radiated entend.

Location hole 465 with used in the aftermentioned positioning being connect for rouge device 8.Location hole 465 cover 454 up and down, It is formed at two.Upper and lower location hole 465 is the positional relationship of staggered positions in (X-direction) in left and right directions.

Next, explanation is for rouge device 8 for peptide-lipid constructs.Have jet pipe 800, base plate 810, rubber cover for rouge device 8 Throw-out collar 801, positioning pin 802, driving side linking part 811, jet pipe level sensor 830 and jet pipe closure assembly 845.

Jet pipe 800 be with the interconnecting piece of the nozzle 460 of balance weight 45, be formed as concavity.From outside by pipe 803 to jet pipe 800 supply lubricating oil.As shown in fig. 6, jet pipe 800 configures at two at spaced intervals in the X-axis direction, the position with nozzle 460 It is corresponding.

Jet pipe 800 is supported on base plate 810.On the face in the downstream side of the conveyance direction of base plate 810, it is configured with rubber Cover throw-out collar 801 and positioning pin 802.Rubber cover throw-out collar 801 is to push slit rubber cover 461 open when jet pipe 800 is connect with nozzle 460 Component.Positioning pin 802 is the component for determining the link position of jet pipe 800 and nozzle 460, and front end is formed as tapered.

Fig. 8 is the figure that the downstream side of the slave conveyance direction for rouge device 8 of present embodiment is observed.As shown in figure 8, rubber Glue cover throw-out collar 801 and jet pipe 800 correspondingly configure at two.Each rubber cover throw-out collar 801 is configured to surrounding around each jet pipe 800 Multiple pawls are equally spaced configured in ring-type.The pawl of rubber cover throw-out collar 801 is configured in the slit and slit with slit rubber cover 461 Between the position that contacts.

Driving side linking part 811 and driving device 9 link, and move in the Y-axis direction.Driving side linking part 811 has work Spring 821 for elastomeric element and the floating body supporting part 822 that is connect via spring 821 with base plate 810, by base plate 810 Bearing is floating body shape.

In addition, on the face in the downstream side of the conveyance direction of driving side linking part 811, equipped with multiple and base plate 810 The opposite protruding portion 820 in the face of the upstream side of conveyance direction.The front end of protruding portion 820 is the ball that can be rotated.This embodiment party The base plate 810 of formula is the rectangular-shaped plate for having carried out chamfering, and total four protruding portions 820 are arranged respectively at base plate 810 Near four angles.

Jet pipe level sensor 830 be sensor for determining the connection status of jet pipe 800 and nozzle 460.Jet pipe The signal that level sensor 830 detects is sent to control device 70, to determine the connection status of jet pipe 800 Yu nozzle 460.

Jet pipe closure assembly 845 has cover driving device 850 and jet pipe dust cover 851.Fig. 9 is the nozzle shroud of present embodiment The figure that the upstream side of the slave conveyance direction of device 845 is observed.

Cover driving device 850 is that have the driving cylinder mechanism of the connection shaft 860 linked with jet pipe dust cover 851.

Jet pipe dust cover 851 is configured to blocking the protective position of the front end of jet pipe 800 and be released from and jet pipe 800 Connection position of readiness between move.The incised notch for avoiding interfering with positioning pin 802 is formed on jet pipe dust cover 851 Portion 856.Jet pipe dust cover 851, which has, blocks the cap 852 of the front end of jet pipe 800 in position of readiness and for that will make for rouge The discharge path 853 for the lubricating oil discharge for Gong not giving to balance weight 45 in industry.The cap 852 of jet pipe dust cover 851 and spray The quantity of pipe 800 correspondingly configures at two.Cap 852 is respectively connected with the profit for that will be flowed into discharge path 853 at two Pipe 855 outside lubricating oil submitting.

Cover driving device 850 rotates connection shaft 860 based on the action command for carrying out self-control device 70 and keeps jet pipe dust-proof Cover 851 is moved to position of readiness from protective position, is moved to protective position from position of readiness.

Next, explanation is handled based on what is carried out for rouge device 8 for rouge.Control device 70 is in balance weight 45 and for rouge device Under 8 states shown in FIG. 1 opposite in conveyance direction, after receiving the instruction for rouge processing beginning, driving device 9 is controlled And cover driving device 850 and make to move for rouge device 8 to the downstream side (direction of the white arrow in Fig. 5 and Fig. 6) of conveyance direction It is dynamic, and jet pipe dust cover 851 is made to be moved to position of readiness from protective position.

When for rouge device 8 close to balance weight 45, it is each that two positioning pins 802 enter location hole 465 at the two of balance weight 45 From thus carrying out the positioning for being maintained as the base plate 810 of floating body shape.Positioning pin 802 due to being formed as tapered, so even if It is staggered in conveyance direction for rouge device 8 relative to balance weight 45, positioning pin 802 can also enter location hole 465, so that it misplaces It can be corrected.Even if as a result, in endless belt 25 in the case where by extend due tos several years etc., also can be realized for rouge device 8 and The appropriate contraposition of balance weight 45.

When for rouge device 8 further to balance weight 45, rubber cover throw-out collar 801 pushes slit rubber cover 461 open and jet pipe 800 enter the inside of cover 454.

Figure 10 is the side view for indicating the situation of present embodiment to link together for rouge device 8 and balance weight 45, figure 11 be its top view.As shown in Figures 10 and 11, jet pipe 800 is embedded in nozzle 460, thus for rouge device 8 and balance weight 45 at For connection status.Lubricating oil is fed into balance weight 45 in this state.Connection status can be by control device 70 according to jet pipe The signal of level sensor 830 determined.

Present embodiment from the description above plays effect below.

Laser cutting device 1 has: conveyer belt (Work carrying device) 10；Laser head 40；1st guide bracket (guide member) 21, it is upwardly extended in the side of (intersection) orthogonal with the conveyance direction of workpiece, and for laser head 40 with can be in conveyance direction The mobile mode in side engaged；Mobile device (for example, aftermentioned mobile device 20), makes laser head 40 along the 1st Guide bracket 21 is mobile；Balance weight 45, can be blocked in such a way that the conveyance direction other side of the 1st guide bracket 21 is mobile Close, with interlocked by the mobile laser head 40 of mobile device 20 and to the opposite direction of the moving direction of the laser head 40 along 1st guide bracket 21 is mobile；For rouge device 8, the opposite side in machining area 100 is configured across the 1st guide bracket 21；And control Device 70, control mobile device 20 and make balance weight 45 be moved to for the opposite position of rouge device 8, to balance weight 45 and the The engaging part of 1 guide bracket 21 is carried out for rouge.

As a result, due to being located at the outside of the moving range of the laser head 40 laser machined to workpiece, institute for rouge device 8 Be reliably prevented from the mobile device 20 for making laser head 40 mobile in laser processing with for the collision of rouge device 8, and energy Enough realize the automation to balance weight 45 for rouge.

In addition, the laser cutting device 1 of present embodiment is also equipped with the point inspection platform 65 for carrying out the point inspection of laser head 40, for rouge The configuration of device 8 is in the position corresponding with balance weight 45 when laser head 40 is in the point inspection position for carrying out an inspection by point inspection platform 65 It sets.

Thereby, it is possible to by point inspection platform carry out laser head a point examine operation during using for rouge device to balance weight into Row is for rouge, to improve operational efficiency.

In addition, in the present embodiment, ultraviolet lamp 50 is configured across conveyer belt 10 in the opposite of inspection platform 65 Side.

Thereby, it is possible to the automatic cleaning of laser head 40 is realized using ultraviolet lamp.

In addition, the mobile device 20 of present embodiment is configured to make laser head 40 in three-dimensional direction moving.

Thereby, it is possible to utilize the smooth movement for realizing balance weight 45 for rouge device 8, and cope with various laser processings.

It this concludes the description of the preferred embodiment of the present invention, but the present invention is not limited to above embodiment, it can be appropriate Change.For example, can also exchange the position of ultraviolet lamp 50 and point inspection platform 65, and will be for rouge device 8 across conveying Opposite side with 10 configurations in the position of above embodiment.

In addition, can also be changed to for rouge device 8 configure when laser head 40 be in by ultraviolet lamp 50 into The structure of position corresponding with balance weight 45 when the cleaning positions of row cleaning.Thereby, it is possible to pass through ultraviolet lamp It is carried out to balance weight 45 using for rouge device 8 for rouge, so as to improve operation during the cleaning of 50 progress laser heads 40 Efficiency.Like this, it can according to circumstances be suitably changed for the setting position of rouge device 8.