CN207824274U - A kind of rush-harvesting and rush-planting vertical masonry joint automatic welding tooling - Google Patents
A kind of rush-harvesting and rush-planting vertical masonry joint automatic welding tooling Download PDFInfo
- Publication number
- CN207824274U CN207824274U CN201820234047.8U CN201820234047U CN207824274U CN 207824274 U CN207824274 U CN 207824274U CN 201820234047 U CN201820234047 U CN 201820234047U CN 207824274 U CN207824274 U CN 207824274U
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- rush
- welding
- welding gun
- harvesting
- masonry joint
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Abstract
The utility model discloses a kind of rush-harvesting and rush-planting vertical masonry joint automatic welding tooling, including rack, two welders walked by motor drives edge cross slide way are set in rack；Welder includes holder and its top by motor-driven cylinder, sets longitudinal rail on the bearing of lower part longitudinal direction and drives the welding gun fixed seat of guide rail walking along longitudinal direction by cylinder, sets welding gun in welding gun fixed seat, bottom end sets visual pattern collector；Bearing bottom end sets displacement sensor；Device for fixing end part is set below rack, including the track being laterally arranged, two supporting plates are symmetrically set on track, lower section is set by motor-driven positive and negative tooth lead screw, two screw passes through track and connects supporting plate；Each displacement sensor and visual pattern collector, each motor and welding gun are all connected with controller.The advantages of the utility model solves the defect that existing straight seam welding machine weld width is difficult to guarantee, welding quality unstable, the degree of automation are low, has welding quality and welding stability high, and work efficiency is high, high degree of automation.
Description
Technical field
The utility model is related to axle case assy production equipment technologies, and in particular to a kind of rush-harvesting and rush-planting vertical masonry joint automatic welding work
Dress.
Background technology
Welding is mutually to be fixedly connected with two components.In the production process of automobile axle housing, straight seam welding machine is generally used,
Two half bridge shells are fixedly connected using welding technique.And the workpiece that needs weld is being carried out using traditional straight seam welding machine
During welding processing, due to directly determining that weld width, artificial range estimation determine welding quality using manual method, there is weldering
The defects of slit width degree is difficult to guarantee, welding quality unstable, and such mode working efficiency is low, labor intensity is big, automatically
Change degree is low.
Invention content
For the above technological deficiency, the technical problem to be solved by the utility model is to provide one kind both having can guarantee welding matter
Amount and welding stability, and the rush-harvesting and rush-planting vertical masonry joint automatic welding tooling of working efficiency can be improved.
In order to solve the above technical problems, the technical solution adopted in the utility model is：
A kind of rush-harvesting and rush-planting vertical masonry joint automatic welding tooling, including rack and the identical welder of two structures, under the rack
Side is provided with device for fixing end part, and cross slide way is provided in the rack, and two welders are laterally walked by one respectively
Cross slide way described in driving device drives edge is laterally walked；The welder includes holder, is provided with above the holder vertical
To travel driving unit, the holder lower part is vertically arranged with bearing, longitudinal rail is provided on the bearing and by described
The welding gun fixed seat that longitudinal rail described in longitudinal travel driving unit drives edge is walked is provided with weldering in the welding gun fixed seat
Rifle；The bottom end of the two welding gun fixed seats is all provided with visual pattern collector；The bottom end of the bearing is provided with displacement sensor；Institute
It includes the track being laterally arranged to state device for fixing end part, is symmetrical arranged that there are two longitudinal supporting plate, the tracks on the track
Lower section is provided with the positive and negative tooth lead screw driven by driving clamping device, and two screws of the positive and negative tooth lead screw are each passed through described
Track is simultaneously separately connected two supporting plates；The middle part of two supporting plates offers baseline trough；Each institute's displacement sensors and institute
The input terminal that visual pattern collector is all connected with controller is stated, the output end of the controller is separately connected the two laterally walkings
Driving device, two longitudinal travel driving units, the driving clamping device and the welding gun.
As an improvement scheme, the cross slide way is the linear guide being horizontally set in the rack, described in two
Slide opening compatible with the linear guide is provided on welder, two welders are set by the two slide opening slidings
It is placed in the linear guide and the linear guide described in the lateral travel driving unit drives edge slides laterally.
As a preferred embodiment, the lateral travel driving unit includes by motor-driven ball-screw, the rolling
The screw rod of ballscrew is horizontally set at the lower section of the holder in the rack, the nut of the ball-screw and the bearing
Trailing flank is fixedly connected.
As an improvement scheme, the longitudinal rail is the guide rod being longitudinally disposed on the bearing, the longitudinal direction
Travel driving unit includes by motor-driven cylinder, and the piston rod lower section of the cylinder is connected with the welding gun fixed seat, institute
It states and is provided with through-hole compatible with the guide rod in welding gun fixed seat, the welding gun fixed seat is set by through-hole sliding
It is placed on the guide rod and is driven along the guide rod longitudinal sliding motion by the cylinder.
As an improvement scheme, the wire feeder that two welding guns are used for wire feed with one respectively is connected to, and is sent described in two
Silk device is respectively arranged on the holder of corresponding side and is connect with the output end of the controller.
Wherein, the welding gun is set to the lower section of welding gun fixed seat side.
As a preferred embodiment, the driving clamping device includes motor and the speed reducer that is connect with motor.
Wherein, each motor is connected with the output end of the controller.
As an improvement scheme, the boss for limit is provided in the middle part of the track.
By adopting the above-described technical solution, the utility model has the beneficial effects that：
Due to a kind of rush-harvesting and rush-planting vertical masonry joint automatic welding tooling provided by the utility model comprising rack is identical with two structures
Welder, be provided with device for fixing end part below rack, cross slide way be provided in rack, two welders are respectively by one
Lateral travel driving unit drives edge cross slide way is laterally walked；Welder includes holder, and lengthwise rows are provided with above holder
Driving device is walked, holder lower part is vertically arranged with bearing, longitudinal rail is provided on bearing and by longitudinal travel driving unit
The welding gun fixed seat of drives edge longitudinal rail walking, is provided with welding gun in welding gun fixed seat；The bottom end of two welding gun fixed seats is all provided with
Visual pattern collector；The bottom end of bearing is provided with displacement sensor；Device for fixing end part includes the track being laterally arranged, track
Longitudinal supporting plate there are two being above symmetrical arranged, track lower section is provided with the positive and negative tooth lead screw driven by driving clamping device, positive and negative
Two screws of tooth lead screw are each passed through track and are separately connected two supporting plates；The middle part of two supporting plates offers baseline trough；Everybody
Displacement sensor and visual pattern collector are all connected with the input terminal of controller, and the output end of controller is separately connected two laterally walkings
Driving device, two longitudinal travel driving units, driving clamping device and welding gun.Above structure makes the utility model compared with the prior art
It has the advantage that：
One, it is both provided with the visual pattern collector being connect with controller below two welding gun fixed seats, it can be to weld
Weld seam situation carry out Image Acquisition, and signal transmission is analyzed to controller by controller, and then makes corresponding welding
Instruction ensures welding effect；
Two, the bottom end of bearing is provided with the displacement sensor being connect with controller, can detect weldering in real time when being welded
The position of rifle, and the position signal of welder is transmitted to controller, command adapted thereto is sent out by controller, ensures the course of work
In welding positioning validity and safety；
Three, device for fixing end part includes the positive and negative tooth lead screw driven by driving clamping device, two silks of positive and negative tooth lead screw
It is respectively arranged with two supporting plates on mother, using the characteristic of positive and negative tooth lead screw, makes to be positioned over and spot welding is completed on track waits for straight seam welding
Axle housing simultaneously clamp on centering and fixation by two supporting plates, so that the stability of same axle housing in the welding process is guaranteed,
It can make that welder is easy to adjust when the axle housing to different batches, different model welds, can easily be accommodated again；
Four, baseline trough is set in the middle part of two supporting plates, so that it is adapted with the axle tube tube body of axle housing, using this kind of structure, more
Convenient for being fixed to axle housing and centering need not be carried out to axle housing, need to be only processed according to the benchmark that baseline trough provides
Reach requirement, improves welding efficiency；
Five, each driving device and welding gun are connect with controller, can be needed to carry out accordingly according to actual welding by controller
Adjusting control ensures the safety in welding quality and welding process.
Due to a kind of rush-harvesting and rush-planting vertical masonry joint automatic welding tooling provided by the utility model, lateral travel driving unit include by
Motor-driven ball-screw, the screw rod of ball-screw are horizontally set at the lower section of rack upper bracket, the nut of ball-screw with
The trailing flank of bearing is fixedly connected, laterally driven to welder progress using the working characteristics of ball-screw, meets straight weld
Operation demand when connecing, meanwhile, the screw rod of ball-screw can also assist cross slide way to be oriented to, and ensure that welder is welding
Stability in the process.
Due to a kind of rush-harvesting and rush-planting vertical masonry joint automatic welding tooling provided by the utility model, it is provided in the middle part of track for limiting
The boss of position, can will be completed spot welding the axle housing of straight seam welding is waited for be positioned on boss and position, be conveniently connected to positive and negative tooth
Two supporting plates on lead screw are clamped to middle part centering.
In conclusion a kind of rush-harvesting and rush-planting vertical masonry joint automatic welding tooling provided by the utility model solves existing straight seam welding machine
The defect that weld width is difficult to guarantee, welding quality unstable, the degree of automation are low, has welding quality and welding stability high,
The advantages of work efficiency is high, high degree of automation.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of rush-harvesting and rush-planting vertical masonry joint automatic welding tooling provided by the utility model；
Fig. 2 is the vertical view of Fig. 1 medial end portions clamping devices；
Fig. 3 is the side view of supporting plate in Fig. 1；
Fig. 4 is the connection relationship diagram of the utility model controller and each component；
In figure：1. rack, 2. controllers, 3. cross slide ways, 4. holders, 5. bearings, 6. longitudinal rails, 7. welding guns are fixed
Seat, 8. welding guns, 9. wire feeders, 10. motors, 11. ball-screws, 12. screw rods, 13. cylinders, 14. visual pattern collectors,
15. displacement sensor, 16. tracks, 17. supporting plates, 18. positive and negative tooth lead screws, 19. screws, 20. boss, 21. baseline troughs, 22. bridges
Shell.
Specific implementation mode
With reference to the accompanying drawings and examples, the utility model is expanded on further.
In the description of the present invention, it should be understood that term "center", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "top", "bottom" is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of retouching
State the utility model and simplify and describe, do not indicate or imply the indicated device or element must have a particular orientation, with
Specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.
As shown in Figure 1, a kind of rush-harvesting and rush-planting vertical masonry joint automatic welding tooling provided by the utility model, including rack, 2 and of controller
The identical welder of two structures, rack lower section are provided with device for fixing end part.
As shown in Figure 1, being provided with cross slide way 3 in rack, two welders are driven by a lateral travel driving unit respectively
The laterally walking of dynamic transversely guide rail 3.Wherein, cross slide way 3 is the linear guide being horizontally set in rack, on two welders
It is provided with slide opening compatible with the linear guide, two welders are slideably positioned in by two slide openings in the linear guide and by transverse direction
Travel driving unit drives edge the linear guide slides laterally.
As shown in Figure 1, welder includes holder 4,4 top of holder is provided with longitudinal travel driving unit, 4 lower part of holder
It is vertically arranged with bearing 5, longitudinal rail 6 is provided on bearing 5 and by longitudinal 6 row of travel driving unit drives edge longitudinal rail
The welding gun fixed seat 7 walked, welding gun fixed seat are provided with welding gun 8 below 7 side.Two welding guns 8 are used for sending for wire feed with one respectively
Silk device 9 is connected to, and two wire feeders 9 are respectively arranged on the holder 4 of corresponding side.
As shown in Figure 1, lateral travel driving unit includes the ball-screw 11 driven by motor 10, the spiral shell of ball-screw 11
Bar 12 is horizontally set at the lower section of rack upper bracket 4, and the nut of ball-screw 11 is fixedly connected with the trailing flank of bearing 5.
As shown in Figure 1, longitudinal rail 6 is the guide rod being longitudinally disposed on bearing 5, longitudinal travel driving unit include by
The piston rod lower section of the cylinder 13 that motor 10 drives, cylinder 13 connects welding gun fixed seat 7, is provided with and leads in welding gun fixed seat 7
To the compatible through-hole of bar, welding gun fixed seat 7 is slideably positioned on guide rod by through-hole and is driven along guide rod by cylinder 13
Longitudinal sliding motion.
As shown in Figure 1, the lower section of two welding gun fixed seats 7 is both provided with the visual pattern acquisition of connection 2 input terminal of controller
Device 14, visual pattern collector 14 can carry out the weld seam situation of weld Image Acquisition, and signal transmission is to controller 2, by
Controller 2 is analyzed, and then makes corresponding welding instruction, ensures welding effect.
As shown in Figure 1, the bottom end of bearing 5 is provided with the displacement sensor 15 of connection 2 input terminal of controller, displacement sensor
15 can detect the position of welding gun 8 in real time, and the position signal of welder is transmitted to controller 2, be sent out accordingly by controller 2
Instruction ensures welding positioning validity and safety in the course of work.
As Fig. 1 and Fig. 2 jointly shown in, device for fixing end part includes the track 16 being laterally arranged, and is symmetrical arranged on track 16
There are two longitudinal supporting plate 17,16 lower section of track is provided with the positive and negative tooth lead screw 18 driven by driving clamping device, positive and negative tooth silk
Two screws 19 of bar 18 pass through track and are separately connected supporting plate 17.This structure utilizes the characteristic of positive and negative tooth lead screw 18, makes placement
It waits for that the axle housing 22 of straight seam welding simultaneously clamps on centering and fixation by two supporting plates 17 in spot welding is completed on track 16, can both make same
The stability of axle housing 22 in the welding process is guaranteed, and welder can be made in the axle housing to different batches, different model
It is 22 easy to adjust when being welded, can easily be accommodated.
In the present embodiment, driving clamping device includes motor 10 and the speed reducer that is connect with motor 10.
As shown in Fig. 2, the middle part of track 16 is provided with the boss 20 for limit, spot welding can will be completed and wait for straight seam welding
Axle housing 22 be positioned on boss 20 and positioned, two supporting plates 17 being conveniently connected on positive and negative tooth lead screw 18 are pressed from both sides to middle part centering
Tightly.
As shown in figure 3, the middle part of two supporting plates 17 offers baseline trough 21, due to the axle tube tube body of itself and axle housing 22
It is adapted, using this kind of structure, is more convenient for axle housing 22 being fixed and axle housing 22 need not be carried out centering, it only need to be according to base
The benchmark that quasi- slot 21 provides, which is processed, can reach requirement, improve welding efficiency.
As shown in figure 4, the output end of controller 2 is separately connected the motor 10 of two lateral travel driving units, two lengthwise rows
The motor 10 of driving device, the motor 10 of driving clamping device, welding gun 8 and wire feeder 9 are walked, it can be by controller 2 according to reality
Welding needs to carry out corresponding adjusting control, ensures the safety in welding quality and welding process.In Fig. 4, different driving device is equal
Using motor, controller 2 controls the driving of each motor 10 movement corresponding with the device work that each motor 10 is connected.
When the utility model at work,
（1）Spot welding is completed and waits for that the axle housing 22 of straight seam welding is positioned on the boss 20 of track 16, controller 2 controls end
The motor 10 of clamping device is run, and drives the screw 19 of positive and negative tooth lead screw 18 that two supporting plates 17 is driven to be clamped axle housing 22 solid
It is fixed；
（2）The motor 10 of two lateral travel driving unit of the control of controller 2 drives corresponding ball-screw 11 to work, with it
The bearing 5 that nut is fixedly connected drives two welders to distinguish transverse shifting, waits for that each displacement sensor 15 detects each welding gun 8
When reaching preset welding position, it is out of service that controller 2 controls two motors 10；
（3）The motor 10 of two longitudinal travel driving unit of the control of controller 2 drives corresponding cylinder 13 to drive each welding solid
Reservation vertically moves, and whether in place monitors each welding gun 8 in real time by each displacement sensor 15, in place after, two electricity of the control of controller 2
Machine 10 is out of service；
（4）The motor 10 of two lateral travel driving unit of the control of controller 2 drives corresponding welder transverse shifting, together
When two wire feeders 9 distinguish wire feed, each welding gun 8 welds the axle housing 22 being fixed on two supporting plates 17 respectively；
（5）The welding picture signal of each side of two visual pattern collectors, 14 timing acquiring is transferred to controller 2, by controller
2 pairs of corresponding welding qualities are analyzed, and make real-time feedback command, ensure welding quality.
In conclusion the utility model solve existing straight seam welding machine weld width be difficult to guarantee, welding quality unstable,
The advantages of low defect of the degree of automation has welding quality and welding stability high, and work efficiency is high, high degree of automation.
Embodiment described above is only that preferred embodiments of the present invention are described, not to this practicality
Novel conception and scope is defined.Therefore, under the premise of not departing from the utility model setting design, this field ordinary people
The all variations and modifications that member makes the technical solution of the utility model, should fall within the protection scope of the present utility model,
The claimed technology contents of the utility model have all been recorded in detail in the claims.
Claims (9)
1. a kind of rush-harvesting and rush-planting vertical masonry joint automatic welding tooling, including rack and the identical welder of two structures, the rack lower section
It is provided with device for fixing end part, it is characterised in that：Cross slide way is provided in the rack, two welders are respectively by one
Cross slide way described in lateral travel driving unit drives edge is laterally walked；
The welder includes holder, and longitudinal travel driving unit is provided with above the holder, and the holder lower part is longitudinal
It is provided with bearing, longitudinal rail is provided on the bearing and is longitudinally led described in longitudinal travel driving unit drives edge
The welding gun fixed seat of rail walking, is provided with welding gun in the welding gun fixed seat；The bottom end of the two welding gun fixed seats is all provided with vision
Image acquisition device；The bottom end of the bearing is provided with displacement sensor；
The device for fixing end part includes the track being laterally arranged, and is symmetrical arranged that there are two longitudinal supporting plate, institutes on the track
It states and is provided with the positive and negative tooth lead screw driven by driving clamping device below track, two screws of the positive and negative tooth lead screw are worn respectively
It crosses the track and is separately connected two supporting plates；The middle part of two supporting plates offers baseline trough；
Each institute's displacement sensors and the visual pattern collector are all connected with the input terminal of controller, the output of the controller
End is separately connected the two lateral travel driving units, two longitudinal travel driving units, the driving clamping device and institute
State welding gun.
2. a kind of rush-harvesting and rush-planting vertical masonry joint automatic welding tooling according to claim 1, it is characterised in that：The cross slide way is cross
To the linear guide being set in the rack, cunning compatible with the linear guide is provided on two welders
Hole, two welders are slideably positioned in the linear guide by two slide openings and are filled by the lateral hoofing part
The linear guide described in drives edge is set to slide laterally.
3. a kind of rush-harvesting and rush-planting vertical masonry joint automatic welding tooling according to claim 2, it is characterised in that：The transverse direction hoofing part
Device includes by motor-driven ball-screw, and the screw rod of the ball-screw is horizontally set at the holder in the rack
Lower section, the nut of the ball-screw are fixedly connected with the trailing flank of the bearing.
4. a kind of rush-harvesting and rush-planting vertical masonry joint automatic welding tooling according to claim 3, it is characterised in that：The longitudinal rail is vertical
To the guide rod being set on the bearing, the longitudinal direction travel driving unit includes by motor-driven cylinder, the cylinder
Piston rod below be connected with the welding gun fixed seat, be provided in the welding gun fixed seat compatible with the guide rod logical
Hole, the welding gun fixed seat are slideably positioned on the guide rod by the through-hole and are driven along the guiding by the cylinder
Bar longitudinal sliding motion.
5. a kind of rush-harvesting and rush-planting vertical masonry joint automatic welding tooling according to claim 4, it is characterised in that：Two welding guns respectively with
One for wire feed wire feeder be connected to, and two wire feeders be respectively arranged on the holder of corresponding side and with it is described
The output end of controller connects.
6. a kind of rush-harvesting and rush-planting vertical masonry joint automatic welding tooling according to claim 5, it is characterised in that：The welding gun is set to institute
State the lower section of welding gun fixed seat side.
7. a kind of rush-harvesting and rush-planting vertical masonry joint automatic welding tooling according to claim 6, it is characterised in that：The driving clamping device
The speed reducer being connect including motor and with motor.
8. a kind of rush-harvesting and rush-planting vertical masonry joint automatic welding tooling according to claim 7, it is characterised in that：Each motor is and institute
The output end for stating controller is connected.
9. a kind of rush-harvesting and rush-planting vertical masonry joint automatic welding tooling according to claim 8, it is characterised in that：It is set in the middle part of the track
It is equipped with the boss for limit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820234047.8U CN207824274U (en) | 2018-02-09 | 2018-02-09 | A kind of rush-harvesting and rush-planting vertical masonry joint automatic welding tooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820234047.8U CN207824274U (en) | 2018-02-09 | 2018-02-09 | A kind of rush-harvesting and rush-planting vertical masonry joint automatic welding tooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207824274U true CN207824274U (en) | 2018-09-07 |
Family
ID=63398044
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820234047.8U Expired - Fee Related CN207824274U (en) | 2018-02-09 | 2018-02-09 | A kind of rush-harvesting and rush-planting vertical masonry joint automatic welding tooling |
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| CN (1) | CN207824274U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110744214A (en) * | 2019-10-23 | 2020-02-04 | 武汉科技大学 | Pipeline rib plate welding device and method |
| CN111843306A (en) * | 2020-07-29 | 2020-10-30 | 中车株洲车辆有限公司 | Lower side door component folding and welding device |
| CN112548571A (en) * | 2020-12-14 | 2021-03-26 | 南通大通电气有限公司 | Automatic welding system for underground waterproof wire casing and using method thereof |
| CN112756873A (en) * | 2019-10-21 | 2021-05-07 | 苏州勖成精密电子有限公司 | Iron-clad straight seam welding equipment |
| CN113909770A (en) * | 2021-10-13 | 2022-01-11 | 济宁矿业集团海纳科技机电股份有限公司 | Full-automatic welding tool |
| CN114273762A (en) * | 2022-01-20 | 2022-04-05 | 成都熊谷加世电器有限公司 | Double-track welding system |
| CN114952104A (en) * | 2022-06-22 | 2022-08-30 | 山东博选矿物资源技术开发有限公司 | Full-automatic welding device for preventing burr-hanging sieve plate |
-
2018
- 2018-02-09 CN CN201820234047.8U patent/CN207824274U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112756873A (en) * | 2019-10-21 | 2021-05-07 | 苏州勖成精密电子有限公司 | Iron-clad straight seam welding equipment |
| CN110744214A (en) * | 2019-10-23 | 2020-02-04 | 武汉科技大学 | Pipeline rib plate welding device and method |
| CN110744214B (en) * | 2019-10-23 | 2021-09-28 | 武汉科技大学 | Pipeline rib plate welding device and method |
| CN111843306A (en) * | 2020-07-29 | 2020-10-30 | 中车株洲车辆有限公司 | Lower side door component folding and welding device |
| CN112548571A (en) * | 2020-12-14 | 2021-03-26 | 南通大通电气有限公司 | Automatic welding system for underground waterproof wire casing and using method thereof |
| CN113909770A (en) * | 2021-10-13 | 2022-01-11 | 济宁矿业集团海纳科技机电股份有限公司 | Full-automatic welding tool |
| CN114273762A (en) * | 2022-01-20 | 2022-04-05 | 成都熊谷加世电器有限公司 | Double-track welding system |
| CN114273762B (en) * | 2022-01-20 | 2023-11-14 | 成都熊谷加世电器有限公司 | Double-track welding system |
| CN114952104A (en) * | 2022-06-22 | 2022-08-30 | 山东博选矿物资源技术开发有限公司 | Full-automatic welding device for preventing burr-hanging sieve plate |
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| GR01 | Patent grant | ||
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Granted publication date: 20180907 Termination date: 20200209 |