CN2327493Y - Automatic welder for flange - Google Patents
Automatic welder for flange Download PDFInfo
- Publication number
- CN2327493Y CN2327493Y CN 98226373 CN98226373U CN2327493Y CN 2327493 Y CN2327493 Y CN 2327493Y CN 98226373 CN98226373 CN 98226373 CN 98226373 U CN98226373 U CN 98226373U CN 2327493 Y CN2327493 Y CN 2327493Y
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- main shaft
- driving box
- welding gun
- welding machine
- collector ring
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- Expired - Fee Related
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Abstract
The utility model discloses an automatic welder for flanges, comprising a rotary table for a welding machine, a welding gun rack and an electric control part. The utility model is characterized in that the outer sleeve of a clamping disk is in movable connection with a main shaft in the main shaft device of the rotary table for the welding machine, and a rotary mechanism drives the main shaft device to form a slope angle. A driving mechanism causes the main shaft to decelerate the main shaft and rotate the main shaft, and a collector ring in a collector ring carbon brush device is arranged on the outer wall of the main shaft and is in sliding electrical connection with a carbon brush. A driving box in the welding gun rack controls and supports a beam to move, and the beam is arranged in the driving box and supports a welding gun. A lifting box is arranged at the upper part of a stand column and controls the driving box to be vertically lifted in the stand column. The utility model can weld internal seams and external seams.
Description
The utility model belongs to a kind of pipe flange automatic welding machine.
Existing pipe flange automatic welding machine both domestic and external, pipe is the outside weld seam with the flange soldered, and can not weld interior soldered.
The purpose of this utility model provide a kind of can weld the outside weld seam can weld again in the pipe flange automatic welding machine of soldered.
The purpose of this utility model is to realize like this, described pipe flange automatic welding machine, comprise bonding machine turntable, gun rack and electric control system, gun rack is used to support welding gun, electric control system, coordinate, connect and control welding gun, gun rack and the work of bonding machine turntable, this control comprises " automatically " and " manually " two kinds of control forms; Its design feature is described bonding machine turntable, comprises chuck, main shaft device, rotating mechanism, transmission mechanism, collector ring carbon brush configuration and support; Described chuck is that hollow and being positioned at above the main shaft and with the main shaft mutually insulated links into an integrated entity, and is used for clamping and the supporting weldment; Described main shaft device comprises the main shaft of a hollow, and the chuck that connects hollow on the main shaft of hollow forms hollow cavity, and built-in pipe and the flange that needs welding flexibly connects between the spindle jacket rotating cylinder of hollow and they; Described rotating mechanism is the mechanism that the drive shaft device forms the angle of inclination and makes it to lock; Described transmission mechanism, the device that it provides transmission power and main axis rotation is slowed down comprises motor and toothed rotating disk, thus the toothed dial rotation of driven by motor is rotated main shaft; Described collector ring carbon brush configuration comprises carbon brush and collector ring, and collector ring is set on the spindle outer wall and with spindle insulating and is connected, and external zero line is received on the carbon brush, and carbon brush and collector ring slide and be electrically connected, and collector ring is connected to the chuck of clamping workpiece with insulated conductor;
Described gun rack comprises column, crossbeam, elevator chamber, driving box and underframe; Described column is to leave the space of putting driving box and crossbeam between two and two, and this space is the stroke track of driving box and crossbeam oscilaltion; Described driving box is that control and bearing cross beam move the parts of locking; Described crossbeam places in the driving box, is the welding gun that supporting is used to weld, and finishes the horizontal shift action of welding gun; Described elevator chamber is to be loaded on column top and to handle the driving box vertical lift; Described underframe is used to support the load with upper-part.
The purpose of this utility model also can be achieved through the following technical solutions, described pipe flange automatic welding machine, its characteristics be electric control system comprise motor driver, near switch, counter and relay, motor driver links to each other with motor, is that control bonding machine turntable rotates; Near switch is to be contained in the rotating disk limit, work as dial rotation, every mistake one tooth, it just has signal to export to counter, count by counter ' and make by motor driver and relay and also to start electric welding machine when starting main shaft, and after the number of teeth near switch detection rotating disk reaches setting value, can send the semaphore request main shaft and electric welding machine quits work synchronously automatically.Described pipe flange automatic welding machine, its characteristics are crossbeam, place in the driving box, are that supporting is loaded on the welding gun on the micromatic setting, finish the horizontal shift action of welding gun; Described micromatic setting is not only as supporting welding gun but also member mobile as welding gun three-dimensional trace and that rotate.Described pipe flange automatic welding machine, its characteristics are added with the locking runner for rotating cylinder and one end of the rotating shaft on the support at main shaft device.Described pipe flange automatic welding machine, its characteristics for the eccentric axis of the diameter of axle that adopts guide wheel shaft and the diameter of axle of bolster apart from being e, e is a constant, e is 1 millimeter to the maximum.
The utility model is owing to adopt the main shaft of hollow, and the hollow pipe that can hold certain diameter and length stretches into pipe in the main shaft of hollow, and pipe welds at the chuck place with flange, can weld the outside weld seam like this and can weld interior soldered again, also can weld long tube; Again owing to electric control system adopts near the switch sum counter, bonding machine turntable and electric welding machine are worked simultaneously, detect the number of teeth that toothed rotating disk rotates near switch, count by counter then, to be that the number of teeth reaches former when depositing the number of teeth in and when the turntable rotation amount reaches setting value, turntable and electric welding machine equipment promptly quit work simultaneously, thereby the work of electric welding machine equipment and bonding machine turntable is coordinated, controls and be connected to the utility model, reach " automatically " and " manually " two kinds of control forms, so easy to use.
Below in conjunction with accompanying drawing and example the utility model is described in detail:
Fig. 1 is the structural representation of bonding machine turntable of the present utility model.
Fig. 2 is the structural representation of gun rack of the present utility model.
Fig. 3 is the structural representation of main shaft device in the bonding machine turntable of the present utility model.
Fig. 4 is the structural representation of micromatic setting in the gun rack of the present utility model.
Fig. 5 is an eccentric wheel structure schematic diagram in the gun rack of the present utility model.
Fig. 6 is the structural representation of rotating mechanism in the bonding machine turntable of the present utility model.
Fig. 7 is an electric control system schematic diagram of the present utility model.
As Fig. 1, Fig. 3 and shown in Figure 6, bonding machine turntable of the present utility model comprises chuck 1, main shaft device 2, rotating mechanism 4, transmission mechanism 3, collector ring carbon brush configuration 6 and rotating cylinder outer cover 5 and support.Described chuck 1 is positioned at above the main shaft and with main shaft 8 mutually insulateds and links into an integrated entity, and chuck is shaped as hollow ring, is used for clamping and the supporting weldment; Described main shaft device 2 comprises the main shaft 8 of a hollow, thrust bearing 11 and sliding bearing 9 and rotating cylinder 10, the chuck 1 that connects hollow ring on the main shaft 8 of hollow forms hollow cavity, built-in pipe and the flange that needs welding, the spindle jacket rotating cylinder 10 of hollow, the main shaft of hollow links to each other with sliding bearing by thrust bearing with rotating cylinder, adopt the main shaft waist of two sliding supported condition hollows, adopt the bottom of two thrust bearing supporting hollow main shafts, so both born the turnover power of transmission mechanism, bear the loading of transmission mechanism again, its outside of rotating cylinder is covered with the rotating cylinder outer cover and exposes member with shielding.Described rotating mechanism, it is the mechanism that the drive shaft device forms the angle of inclination and makes it to lock, comprise handwheel 4A, worm reducer 4B, pinion 4C and gear wheel 4D, the rotating cylinder 10 of gear wheel 4D and main shaft device is fixedly connected, pinion and gear wheel are connected with a joggle, pinion links to each other with handwheel by worm reducer, pinion, worm reducer and handwheel are loaded on the support, thereby the rotating cylinder of main shaft device places on the support and around the shaft the 4E left-right rotation make the main shaft device left-right rotation, after adopting worm gear and gear combination transmission, can produce self-locking action, guarantee that main shaft device is still in any position, and eliminate because of the weight imbalance and cause shake in the rotation process, simultaneously, for guaranteeing the stability of large heavy workpiece, be added with the locking runner at the rotating cylinder of main shaft device and rotating shaft 4E one end on the support, the effect of this mechanism is the soldering angle of regulating between welding gun and the workpiece.Described transmission mechanism 3, the device that it provides transmission power and main shaft 8 rotations are slowed down, its effect is to make the workbench rotation, it is formed and comprises the DC frequency-changing buncher 3A that has worm reducer, can two-wayly rotate, being welded on same direction inside and outside making carries out, also comprise pinion 3B and toothed rotating disk 3C, worm reducer produces big retarding and plays self-locking action than simultaneously, the DC frequency-changing buncher that has worm reducer, pinion 3B is fixed on the rotating cylinder 10 of main shaft device, toothed rotating disk 3C is fixed on the main shaft 8, and the driven by motor worm reducer drives toothed dial rotation by pinion main shaft is rotated.As shown in Figure 7, toothed rotating disk 3C detects the number of teeth that toothed rotating disk rotated by one near switch 42, count by counter 43 then, by DC frequency-changing buncher driver and relay, coordinate and control electric welding machine equipment and the work of bonding machine turntable, reach " automatically " and " manually " two kinds of control forms.Described collector ring carbon brush configuration 6, comprise carbon brush and collector ring, collector ring is set on the spindle outer wall and with spindle insulating and is connected, and external zero line is received on the carbon brush, and carbon brush and collector ring slide are slidingly connected, collector ring is connected to the chuck 1 of clamping workpiece with insulated conductor 6B, and with insulating materials 6C insulation, reach workpiece grounding, and other part is earth-free between chuck and main shaft device 2, collector ring and the main shaft device, the security performance of this machine of assurance reaches the purpose of automatic welding.
As Fig. 2, Fig. 4 and shown in Figure 5, gun rack 12 comprises column 13, crossbeam 14, elevator chamber 15, driving box 16, micromatic setting 17 and underframe 18, described column 13 is the space of putting driving box and crossbeam in the middle of two channel-shaped bar constitute, and this space is the stroke track of driving box and crossbeam oscilaltion; Described driving box 16 is parts that control and bearing cross beam move and lock, it is enclosed within on the column and can moves up and down along column, comprise handwheel 19, have the driving shaft of gear, crossbeam is by four pairs of guide wheels, 20 supportings as the crossbeam moving guide rail, rolling bearing is housed in the guide wheel, interior tooth bar 21 laterally is equipped with in the crossbeam bottom surface, and handwheel is loaded on outside the driving box shell, and the interior tooth bar that laterally is equipped with by the gear driven crossbeam bottom surface of driving shaft makes it to realize not having to rock move left and right; This structure will differentiate the distance and the diameter of wheel support holes have higher precision, in processing, certain degree of difficulty is arranged, thereby employing eccentric wheel structure, as shown in Figure 5, promptly adopt the eccentric axis distance of the diameter of axle of the diameter of axle of guide wheel shaft and bolster to be e, e is a constant, e is 1 millimeter to the maximum, the eccentric principle of adjusting is the swivel bearing axle, thereby has changed the pitch-row between the guide wheel, thereby guarantees to compress mobile crossbeam.Described crossbeam 14 places in the driving box, is that the welding gun on the micromatic setting is installed in supporting, finishes the horizontal shift action of welding gun; Described elevator chamber 15, be to be loaded on column top and to handle the driving box vertical lift, it comprises handwheel 22, worm reducer, hoist engine 23 and steel wire rope 24, handwheel drives worm reducer, then drive hoist engine and make the steel wire rope lifting, drive driving box 16 vertical lifts, be connected by 25 rollings of eight guide wheels between driving box and the column, eight guide wheels play the stable steering effect, guarantee that the smooth-going of lifting carries out.Described micromatic setting 17, not only conduct supporting welding gun but also member mobile as welding gun three-dimensional trace and that rotate, concrete structure as shown in Figure 4, it comprises moving up and down finely tunes 26, move left and right fine setting 27, front and back rotation location fine setting 28, left rotation and right rotation location fine setting 29 and rotation location fine setting 30 up and down, moving up and down fine setting 26 comprises and moves up and down release handle 31, housing 32, movable block 33 and feather key 34, moving up and down release handle 31 its front ends is the screw mandrel shape, stretch in the housing 32 with housing in movable block 33 be connected with internal and external threads, movable block 33 sides are provided with pilot hole, the inner walls place relative with pilot hole is provided with and moves up and down gathering sill, and feather key just places pilot hole that the movable block side is provided with and its can just place the inner walls place relative with pilot hole to be provided with the gathering sill that moves up and down to the inner walls projection and moves up and down; Move left and right fine setting 27 with move up and down that to finely tune 26 structures identical with operation principle, promptly also comprise move left and right release handle, housing, movable block and feather key; Left rotation and right rotation location fine setting 29 is made up of the degree of tightness nut, the screw mandrel that energy 360 degree rotate is made in the movable block bottom that moves up and down fine setting 26, the degree of tightness nut that then screws in the fine setting of left rotation and right rotation location is fixedlyed connected with the housing middle part outer wall of move left and right fine setting 27 again, but the fine setting of left rotation and right rotation location can 360 degree rotational positioning be realized in locking degree of tightness nut position rotating position; Rotation is located fine setting 30 and is adopted copper nuts 37 up and down, moves up and down fine setting 26 and links to each other with connector by the copper nuts that rotate location fine setting 30 up and down, and connector is fixedlyed connected with crossbeam more then; The movable block other end of move left and right fine setting 27 is by the copper sheathing 36 external welding guns of front and back rotation location fine setting 28; Described underframe 18 is used to support the load with upper-part, and four universal wheels are equipped with in its bottom simultaneously, and gun rack can be moved freely.
Except that above-mentioned two great machineries part, also have an electric control system, as shown in Figure 7, its function is for coordination, control and be connected the work of electric welding machine equipment and bonding machine turntable, and electric welding machine equipment comprises welding gun and gun rack.This control comprises " automatically " and " manually " two kinds of control forms.Electric control system comprises DC frequency-changing buncher driver 41, near switch 42, counter 43 and relay J
1, J
2, J
3, J
4, DC frequency-changing buncher driver 41 links to each other with DC frequency-changing buncher 3A, is that control bonding machine turntable rotates, and its turntable rotating speed can be stepless speed regulation in 0.06～0.9r/ minute, and its effect also is to regulate electric welding speed, and model can be KZT-3-05; Rotating disk 3C is to be contained on the bonding machine turntable, and one week can be provided with 260 teeth, no matter welding caliber size, it turns over 260 teeth, is a circle; Near switch 42 is to be contained in the rotating disk limit, contactless, works as dial rotation, every mistake one tooth, and it just has signal to export to J
1, J
1Every action once, its J
1-143 1 signals of counter just are defeated by in the contact, are counted by counter; Counter 43: earlier the length of the number of turns of welding and overlap joint is converted into the number of teeth and is pressed into counter, the lap of splice is generally all at 2～3 teeth, as to weld a circle be 260 teeth, add overlap joint 2 teeth, totally 262 teeth are pressed into counter, when forwarding 262 teeth to, counter will auto-action like this.When being in manual position, have only 41 work of DC frequency-changing buncher driver, be that turntable can rotate, also adjustable speed and positive and negative rotation, promptly manual switch and the turntable play button of operating electric welding machine equipment respectively, make it to finish separately this situation of required action and only be suitable for interrupted welding, and all do not work near switch, counter etc.; When being in automated location, except that manual function, near switch 42, counter 43, relay J
1, J
2, J
4And AC220V/DC12V etc. all works.Its work is as follows: in case clamp weldment and form the inclination angle, and welding torch position is pressed into counter with the number of teeth earlier when suitable, selective switchgear S is placed on " automatically " position, the positive and negative conversion switch S of turntable again
1Be also placed in " just " or negation position, serve power knob, power supply indicator is bright, turntable rotates, counting also drops into, at this moment also can carry out the rotating speed levelling, when forward and backward and rotating speed are all suitable, press starting button, turntable and electric welding machine equipment simultaneously automatically work promptly weld automatically, and counter also can be simultaneously since 0 counting, and reach and set value that to be that the number of teeth reaches former when depositing the number of teeth in when detect the turntable rotation amount near switch, turntable and electric welding machine equipment promptly quit work simultaneously, and the indicator lamp display alarm is arranged.When welding for the second time in succession,,, can weld second pipe by starting button as long as unload the pipe tubulature if caliber is constant.If caliber becomes, if regulate rotating speed suitable after, can weld second pipe automatically by starting button again.Concrete electrical installation principle is: adopt electronic probe as detect the number of teeth of rotating disk near switch, then with after setting value relatively can send the motor that signal stops or starting transmission mechanism; Be that the rotation of main shaft and electric welding machine are started synchronously on the other hand, the electric welding machine negative pole is inserted chuck, also start the relay J of electric welding machine 44 in the time of then by the startup main shaft
4Make it normally opened contact J
4-2Adhesive makes electric welding machine work, and out of service as sending the semaphore request main shaft after detecting the number of teeth of rotating disk near switch and setting value relatively when electronic probe, and the relay of electric welding machine 44 is thrown off, and reaches synchronously dynamo-electric.
Claims (5)
1. pipe flange automatic welding machine, comprise bonding machine turntable, gun rack (12) and electric control system, gun rack is used to support welding gun, electric control system, coordinate, connect and control welding gun, gun rack and the work of bonding machine turntable, this control comprises " automatically " and " manually " two kinds of control forms; It is characterized in that described bonding machine turntable, comprise chuck (1), main shaft device (2), rotating mechanism (4), transmission mechanism (3), collector ring carbon brush configuration (6) and support; Described chuck is hollow and is positioned at above the main shaft (8) and links into an integrated entity with the main shaft mutually insulated, is used for clamping and the supporting weldment; Described main shaft device (2) comprises the main shaft (8) of a hollow, and the chuck (1) that connects hollow on the main shaft of hollow forms hollow cavity, and built-in pipe and the flange that needs welding flexibly connects between the spindle jacket rotating cylinder (10) of hollow and they; Described rotating mechanism (4) is the mechanism that drive shaft device (2) forms the angle of inclination and makes it to lock; Described transmission mechanism (3), the device that it provides transmission power and main shaft (8) rotation is slowed down comprises motor (3A) and toothed rotating disk (3C), thus the toothed dial rotation of driven by motor is rotated main shaft (8); Described collector ring carbon brush configuration (6), comprise carbon brush and collector ring, collector ring is set on the spindle outer wall and with spindle insulating and is connected, and external zero line is received on the carbon brush, carbon brush and collector ring slide and are electrically connected, and collector ring is connected to the chuck (1) of clamping workpiece with insulated conductor;
Described gun rack (12) comprises column (13), crossbeam (14), elevator chamber (15), driving box (16) and underframe (18); Described column (13) is to leave the space of putting driving box and crossbeam between two and two, and this space is the stroke track of driving box and crossbeam oscilaltion; Described driving box (16) is that control and bearing cross beam move the parts of locking; Described crossbeam (14) places in the driving box, is the welding gun that supporting is used to weld, and finishes the horizontal shift action of welding gun; Described elevator chamber (15) is to be loaded on column top and to handle the driving box vertical lift; Described underframe (18) is used to support the load with upper-part.
2. pipe flange automatic welding machine according to claim 1, it is characterized in that electric control system comprise motor driver (41), near switch (42), counter (43) and relay, motor driver (41) links to each other with motor (3A), is that control bonding machine turntable rotates; Near switch (42) is to be contained in rotating disk (3C) limit, works as dial rotation, every mistake one tooth, and it just has signal to export to counter (43), is counted by counter; And make by motor driver and relay and also to start electric welding machine when starting main shaft, and after the number of teeth near switch detection rotating disk reaches setting value, can send the semaphore request main shaft and electric welding machine quits work synchronously automatically.
3. pipe flange automatic welding machine according to claim 1 and 2 is characterized in that crossbeam (14), places in the driving box, is that supporting is loaded on the welding gun on the micromatic setting (17), finishes the horizontal shift action of welding gun; Described micromatic setting (17) is not only as supporting welding gun but also member mobile as welding gun three-dimensional trace and that rotate.
4. pipe flange automatic welding machine according to claim 1 and 2 is characterized in that rotating shaft one end on rotating cylinder (10) and the support at main shaft device is added with the locking runner.
5. pipe flange automatic welding machine according to claim 1 and 2 is characterized in that adopting the eccentric axis distance of the diameter of axle of the diameter of axle of guide wheel shaft and bolster to be e, and e is that constant is 1 millimeter to the maximum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98226373 CN2327493Y (en) | 1998-03-31 | 1998-03-31 | Automatic welder for flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98226373 CN2327493Y (en) | 1998-03-31 | 1998-03-31 | Automatic welder for flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2327493Y true CN2327493Y (en) | 1999-07-07 |
Family
ID=33976902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98226373 Expired - Fee Related CN2327493Y (en) | 1998-03-31 | 1998-03-31 | Automatic welder for flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2327493Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101391362B (en) * | 2008-11-06 | 2011-01-05 | 沈阳飞机工业（集团）有限公司 | Pipe welding rolling clamp |
| CN101623792B (en) * | 2009-07-25 | 2011-06-08 | 锦州华一汽车部件有限公司 | Automobile starter motor stator auxiliary pole automatic welder |
| CN101733593B (en) * | 2008-11-06 | 2012-03-21 | 上海船舶工艺研究所 | Pipe-flange automatic welding equipment |
| CN102581538A (en) * | 2012-03-16 | 2012-07-18 | 哈尔滨汽轮机厂有限责任公司 | Clamping welding and tempering device for horizontal flanges of variable stator blade cartridge receivers of gas turbines |
| CN105965132A (en) * | 2016-07-21 | 2016-09-28 | 山东金力特管业有限公司 | Flange welding device |
| CN107052279A (en) * | 2017-05-22 | 2017-08-18 | 浙江瑞麒科技有限公司 | A kind of Novel chain type ingot casting machine die station synchronous signal generating device |
| CN111571099A (en) * | 2020-06-02 | 2020-08-25 | 嵊州润雅电子科技有限公司 | Conducting ring welding device |
| CN113245759A (en) * | 2021-06-02 | 2021-08-13 | 宁波摩科机器人科技有限公司 | Welding robot programming and maintenance training examination workstation |
-
1998
- 1998-03-31 CN CN 98226373 patent/CN2327493Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101391362B (en) * | 2008-11-06 | 2011-01-05 | 沈阳飞机工业（集团）有限公司 | Pipe welding rolling clamp |
| CN101733593B (en) * | 2008-11-06 | 2012-03-21 | 上海船舶工艺研究所 | Pipe-flange automatic welding equipment |
| CN101623792B (en) * | 2009-07-25 | 2011-06-08 | 锦州华一汽车部件有限公司 | Automobile starter motor stator auxiliary pole automatic welder |
| CN102581538A (en) * | 2012-03-16 | 2012-07-18 | 哈尔滨汽轮机厂有限责任公司 | Clamping welding and tempering device for horizontal flanges of variable stator blade cartridge receivers of gas turbines |
| CN102581538B (en) * | 2012-03-16 | 2014-08-13 | 哈尔滨汽轮机厂有限责任公司 | Clamping welding and tempering device for horizontal flanges of variable stator blade cartridge receivers of gas turbines |
| CN105965132A (en) * | 2016-07-21 | 2016-09-28 | 山东金力特管业有限公司 | Flange welding device |
| CN107052279A (en) * | 2017-05-22 | 2017-08-18 | 浙江瑞麒科技有限公司 | A kind of Novel chain type ingot casting machine die station synchronous signal generating device |
| CN111571099A (en) * | 2020-06-02 | 2020-08-25 | 嵊州润雅电子科技有限公司 | Conducting ring welding device |
| CN113245759A (en) * | 2021-06-02 | 2021-08-13 | 宁波摩科机器人科技有限公司 | Welding robot programming and maintenance training examination workstation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| MM1K | Cease caused by non payment of annual fee |