DE1530289C3 - Device for the automatic or semi-automatic cleaning of bulky workpieces with large openings and / or large changes in cross-section, in particular of bogies for rail vehicles - Google Patents

Description

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But also affect the cleaning of such surfaces on the workpiece. You can do this at the beginning

fixed nozzles does not lead to a satisfactory and end the water supply from the workpiece itself

Result. A fixed nozzle is applied when being controlled. Cross beams are for example

a straight feed path, the workpiece is only blasted in groups of nozzles that occur during retraction

a narrow strip, the width of which extends from one side to 5 and the other when it is pulled out.

distance of the nozzle to the workpiece depends. Whip up each time. The group of nozzles swivels in the process

Whichever strip is, i. H. the more closed the water position of the workpiece, and this pivoting

The greater the cleaning power, the greater its cleaning power is controlled by the workpiece itself. To this

power. A beam directed at a side member can cut the workpiece with the greatest efficiency.

has the best io fect and lowest power dissipation cleaned with a feed in the longitudinal direction.

Effect. An equal jet of water, which on one It is also possible, the individual jets one

Cross beam is directed, has to give fixed pivoting movement at the same pre-set so that it can

thrust has the least effect, because it only has a larger effect in connection with the thrust

hits the workpiece for a short time, namely when cleaning surface section. These swivel movements

again a cross member during its advance in 15 movement of a single nozzle and the size of the

the range of action of the water jet of this nozzle swivel deflection and its position are on

comes. Because the broad effect of a beam does not pass the workpiece according to the circumstances

is very large, so must be controlled in the transverse direction of the work of the workpiece.

Piece several nozzles placed side by side In another embodiment of the invention

whose water jets can only reach the workpiece in a manner known per se

occasionally hit, so that this device is not led past the nozzles,

nen greater efficiency than the circular According to a further embodiment of the invention

Nozzles. together with the nozzles

Finally, it is known to clean the pulling workpiece or with the workpiece

machine parts of all kinds by means of a targeted water jet passing by outside of the cleaning chamber

make beam, with which the workpiece is adjusted on all sides bine a control device, which in itself

must be radiated. The spraying devices in a familiar manner by means of switches, cams or he-

When using this method, the jet direction of the nozzles is gimbaled accordingly

and are swiveled in the range of about 90 ° to the workpiece shape and its respective position

and adjustable. But you can only change the nozzles by hand and the water supply on and off

operate and are switched off from the view of the worker. This facility has the advantage that

pending (German patent specification 1168 731). By a control device to the splash water and the

Window on the spray booth above the spraypi- water mist in the cleaning booth is withdrawn, so

The workpiece is stole observed and someone ensures that electrical control devices are also

Central point cleaned off. The radius of action of a 35 can be turned.

However, such a spray gun is relatively small, since the invention is used as jet nozzles from cleaning power of the water jet very quickly with formed end pieces of hose lines in rotating Distance decreases, and the view is taken up very bar mounted bolts, with these meschlecht, because that rebounding from the workpiece mechanically or electrically in different positions Water forms a mist and obstructs the view. 40 brought and adjusted during operation. Only relatively small parts can be blasted. The sealing of those under high pressure The nozzles that can be rotated in all directions, such as the motor housing, are difficult and expensive. Through and have to be turned more often. For an auto the inventive design of the nozzle assembly Cleaning of bulky workpieces in the gate as a holder of the flexible hose lines these devices are not suitable for running procedures. 45 fixed jet nozzles there are no sealing--

The invention is based on the problem of one more difficulty, and the drive and the

Apparatus for cleaning bulky workpieces with a swivel device are much simpler and

large openings and / or large cross-sections - therefore also cheaper. The individual nozzle units

Changes in particular to bogies "for are independent of the pressure medium line and un-rail vehicles to create that through targeted 50 dependent on controls. You can within

Water jets in a continuous process with a great deal of the cleaning zone at any point and in any

cleans with better efficiency than can be set up with the moving situation,

known devices is possible. In a further embodiment of the invention is a with

According to the invention, this device is provided as a single drive by an electric motor characterized in that in a known manner a 55 nozzle unit with a circumferential contact ver system of adjustable fixed or moving- see the one on a fixed contact disc Available nozzles with targeted jet direction at the factory - with optional current-carrying contacts piece is passed, at the same time the slides and each time a current-carrying beam is reached the direction of rotation of each of the movable nozzles of the contact in a known manner or nozzle groups during a workpiece 60 of the electric motor changes. This facility enables it to run it can be controlled according to the shape of the workpiece, not just the angle deflection will change. Pivoting the nozzles, but also the location of this

In this way, each nozzle or nozzle deflection to the vertical axis can be

group work with the best possible efficiency. The besides according to the conditions of the workpiece to än-side members are for example inside and outside 65 to adapt to and this. According to the invention

blasted from fixed nozzles, which are in suitable with the moving part of the cleaning system

at a distance from the workpiece and connected to a cable control, the control cable of which is syn-

A longitudinal strip runs chronologically with the workpiece in a continuous run and is adjustable

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Contains switching stops, which also have to be set at gate 15 for cleaning the crossbars or others

ren switches are passed. Stiffeners.

Finally, the water is also supplied to the water from a collecting basin 16 individual nozzle units or groups after being sucked through a suction nozzle 17 and by a Workpiece shape from the control device and pressed 5 high pressure pump 18 into a pipe system 19, switched off. This can increase the efficiency of the From there, the pressurized water is used by high-pressure cleaning equipment to be further improved. hoses 20 the individual nozzle units 14, 15

An embodiment of the invention will be added later. The cleaning booth 5 follows on all sides described in more detail on the basis of drawings; at the front with retractable gates gen. ίο 21. The collecting basin 16 is in the foundation 13

It shows serenely so that the water emitted through

F i g. 1 shows the diagram of a wall plate 22 inclined at pivotable nozzles and a floor plate 23 in FIG

passing bogie, the collecting basin is returned. The high

F i g. 2 a longitudinal section through the cleaning ca-

bine, 15 senen room 24 and is accessible from the outside.

F i g. 3 shows a cross section to FIG. 2, The fixed nozzle units are in the

F i g. 4 shows a section through a nozzle unit with FIG. 4 to 8 shown. In a housing 25 is a

fixed beam direction, bolt 26 mounted, at one end of which an end

F i g. 5 shows the side view of FIG. 4, piece 27 with a jet nozzle 28 of a hose 29

F i g. 6 shows the plan of FIG. 4, but attached with 20 in a transverse hole. On the other

Built device for the mechanically controlled end of the bolt 26 is a first gear

Change of the jet direction of the nozzle assembly 30, which meshes with a second gear 31

F i g. 7 shows the plan of FIG. 4, but is also pending and stored in a bearing cover 32. In the

Builder device for the electro-magnetically controlled bore of the second gear 31 shifts

th change of the jet direction of the nozzle unit 25 a grooved rod 33, by its rotary movement

gates, the end piece 27 with the nozzle 28 and thus the

F i g. 8 a nozzle unit can be adjusted in view with a changing jet direction of the nozzle. the

Bar beam direction, grooved rod 33 can be several in one direction

F i g. 9 serve the application strips of the individual lying nozzle units and so the

Jets, 30 swivel direction of an entire group of nozzles in the same

Fi g. 10 a nozzle unit with individual drive, adjust early. Fig. 8 shows the nozzle assembly in

11 and 12 the side view and the basic view with three different beam directions,

tore to F i g. 10, One passing by such a nozzle unit

Fig. 13 the circuit of the swivel stop, surface is strip-conveyed by the water jets

F i g. 14 d.the cleaning booth exposed to the 35 mig from the outside. F i g. 9 shows these impact strips

Control device, different beam directions of such a top

F i g. 15 and 16 each have a special representation. . surface.

F i g. 1 shows the cleaning scheme for a rotary F i g. 7 shows the electromagnetic adjustment Frame 1, which is passed through a cleaning zone 2 in the direction of the jet in the nozzles described above will. Depending on the position of the bogie, up to 40 units. There are two on the bearing cap 32 The jet direction of the nozzles is changed to the rotary magnet 34, which with its cleaning effect that is most favorable to the shaft and the best frustum 35 in the bore of the second gearwheel to achieve a degree of efficiency. The rolling rotating frame 31 protrudes and when it is rotated this tooth position 1 is illuminated by a first set of nozzles 3 take along rad. Both rotary magnets 34 are with (Fig. 1 a), while a second set of nozzles 4 is still equipped with return springs 36 which switch the central position is. In the position according to FIG. 1 b are those of the jet nozzles. Depending on whether the one Beam directions of all nozzles on the first transverse or the other rotary magnet is excited, the spar of the bogie directed. In the position after the jet nozzle brought into one or the other position. F i g. 1 c, the first set of nozzles 3 is swiveled and the end positions are due to the magnefhub set on the inner surface of the oncoming second 5 °.

Crossbar directed, while the second nozzle Fig. 10 to 13 show a nozzle unit with elec-

sentence4 now the inner surface of the retreating Irish single drive, the one continuous

Querholms illuminates. The nozzle units change the swivel movement with an adjustable swivel

continuously, depending on the position of the bogies, receives its shock from an electric motor. The electric

Beam direction and bypassing the large 55 motor 37 drives over a double worm gear

ßen surface openings of the bogie, through which drives 38 with strong reduction a gear 39,

the water jets in the case of fixed nozzle sets, with which a resilient contact 40 is firmly connected

going through. and walks around with him.

Through a cleaning booth 5, a rail gear 39 is in engagement with a wide range 6 out, on which a carriage 7 from the rope 8 60 Ren gear 41 on a bolt 42, which is in a is pulled through the cleaning zone 9. Is mounted on the housing 43 and in a fork 44 from carriage 7 is the bogie 10. A frame is running. On the outside of this fork 44 are again Set up in the middle of the cabin 5 and attached to both the turn two rotary magnets 45, the shafts Roof racks 12 as well as on a foundation 13 46 are passed through the fork cheeks attached. The individual nozzle units 65 are attached to it and are firmly connected to a nozzle holder 47, arranged, both the stationary Du- The rotary magnets 45 are again with return springs senaggregate 14 for cleaning continuous 48 equipped. The tension-free springs 48 fixie side members as well as the swiveling nozzle units the center position of the jet nozzle; the two

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their positions are mutually exclusive by the end positions of both; that is, the cleaning booth 5

Rotary magnets set. The drawn bogie 10 runs with the outer rope 57

A circumferential contact 40 springs against a synchronous.

Fixed contact washer 49, the individual contacts of which are The closed outer cable 57 is used for pin bars 50 with corresponding contacts for printing purposes. For this purpose, the keypad 51 is connected so that the individual outer cables 57 correspond horizontally between two guides, pushbuttons, to the angular positions of the individual contacts 61 and 62, 50 that can be clamped onto the slide 63. By pressing down the can be pushed. In these sliders 63 there are pushbuttons in the pushbutton field 51, the corresponding switches 64 with their switching rollers 65 are arranged, the speaking contacts of the contact disk 49 current to the cable 57 and the cable connectors that can be moved on it. Has the circumferential contact 40 in its gene 66 are facing. The slide 63 only need to circulate a current-carrying contact 50 to be moved little, since on the guides it switches the direction of rotation of the electric motor 37 in 61 and 62 enough slide 63 can be arranged in a known manner until the can now be in the opposite direction. The switches 64 can by moving the direction of circumferential contact on another 15 in a bore of the slide 63 from the Wirstromleitenden contact and again brought the kung area of rope stops 66 who-the direction of rotation of the electric motor and thus also the. Lines 67 will change its own direction of rotation behind the guide strips. In this way guided in a duct 68, in which the Leikann the pivot stop of the nozzle holder of a line are secured by resilient retaining webs 69 ,
continuous back and forth jet jet arbitrarily 20 The guides 61 and 62 are in joints 70 can also be changed during operation. rotatably suspended and are driven by eccentrics 71

The rope 8, with which the carriage 7 is folded out through the Reini and 72 before the rope 57 in supply cabin 5 is pulled (F i g. 2) is with both its starting position is brought back. In the Ends attached to both ends of the carriage 7, return of the rope should not operate the switches one at each end of the cabin. They are therefore out of the net Rope pulleys 52, 53 guided and deflected and is pivoted area of the switch stops. This the two eccentrics 71 swivel once around a pivot arranged in the center of the car Roll 54 looped. This role is on a shaft and 72, which are on a shaft 75 and 55 attached, which are driven through the cabin wall to the outside by a bevel gear 76. A guided and there with a further pulley 56 connected to the gear 77 is connected to a lever 78; both see is. Another roller 56 is attached to another roller on an axle 79. Ribbon springs 80 Rope 57 looped around once and over pulleys bring the guides 61 and 62 in again and again 58, 59, which return to their working position in the same way as the inner rope pulley.

len are arranged at the ends of the booth, to push buttons 61 for the individual nozzle units endless rope put together. As the passage 35 gregate are in a switch box 81 on the cabin knife the outer wall arranged in the middle of the cabin. Allow window 82 Pulley 54 and the outer pulley 56. it, the illuminated cabin during the work at the same time the routes of ropes 8 and 57 correspond to the period to be observed.

For this purpose 2 sheets of drawings

Claims (7)

1 2 Patent Claims · & er workpieces with large openings and / or 'large changes in cross-section, in particular from 1. Device for automatic or semi-bogies for rail vehicles, by means of Kaltwasautomatischen Cleaning of bulky workpieces with water that is poured onto the workpiece with high pressure Breakthroughs and / or large transverse 5 is thrown. Changes in cuts, especially of rotary It is known, heavily soiled and oily put for rail vehicles by cold water, machine parts with the help of cold water that under that, under high pressure and at a short distance, suitably high pressures are looped onto the workpiece the slowly moving workpiece is sprayed to be cleaned (German utility model is, characterized in that in io 1 872 973; German Auslegeschrift 1 194 224). In a known manner, a system of adjustable nozzles are used. ble, fixed or movable nozzles with det as well as moving nozzles, preferably circular ones targeted jet direction past the workpiece - nozzles that are mechanical or by reaction pressure at the same time the jet direction is driven and at a suitable distance from the work of individual of the movable nozzles or Du- 15 pieces can be set up. The beam directions of the sen groups during a workpiece run individual nozzles are arbitrary and independent of the corresponding the shape of the workpiece is controllable and adjustable. The machine part to be cleaned is changed. is continuously past the rotating nozzles 2. Apparatus according to claim 1, thereby guided or vice versa the rotating nozzles indicates that in a known manner the 20 is the stationary machine part. Workpiece is guided past the nozzles. In particular, it has also already been proposed 3. Device according to claims 1 and 2, have been, bulky workpieces by rotating nozzles characterized in that with the to be cleaned, which are set up so that their what-nozzles workpiece (10) moved past or with a jet of water on all sides on the slowly moving past the nozzles moving past the workpiece are directed towards a workpiece. The circuit control device outside of the cleaning line nozzles either mechanically or by the ' bine is adjusted, the reaction pressure of the emitting water jet in a known manner by means of switches, cams or levers and the like which are driven, the peripheral speed of the The jet directions of the nozzles correspond to the latter by adjusting the jet direction as desired and their respective position to 30 big and is infinitely variable. the nozzles changes. It's also a combination of fixed 4. Device according to claims 1 to 3, and rotating jet nozzles known in which the characterized in that the cleaning jets act as jet nozzles on a stationary, inherently formed End pieces (27) are directed from hose-routable workpiece (German outlets (29) in rotatably mounted bolts (25) 35 written 1194 224). With this combination will be recorded, with these mechanically (31, 33) the water emerging from the fixed nozzles or ejected electrically (34) into different positions into the interior of rolling bearings, brought and also supplied during operation. while the circling jets stestestestestest with others will. clean the outside of the bearing. 5. Device according to claims 1 to 4, 4 ° Such systems are only for bulky characterized in that a gear with individual workpieces with a large closed surface equipped with an electric motor, where the large areas of Senaggregat with a circumferential contact (40) applied to the rotating nozzles, too is provided, which can be exploited on a fixed contact. But if it is bulky washer (49) with either current-carrying 45 workpieces with large openings or around made contacts (50) slides and each with those with large changes in cross-section or around Achieving a current-carrying contact in frame structures such. B. to the chassis of a known way the direction of rotation of the electric truck or the bogie of a tors changes. _ 'Rail vehicle, then the large area 6. Device according to claims 1 to 5, 50 rich, which is dominated by the rotating nozzles, characterized by the fact that it is uninteresting because it cannot be exploited, lowing part of the cleaning system a rope control The chassis of a truck z. B. consists of tion is connected, the Stejuerseil (57) syn- the axes with the two wheels and a Mitchron runs with the workpiece and adjustable tel or frame supports. The water jets of the Contains switching stops (60) which also hit 55 circling nozzles on their circulation only gel-adjustable Switches (64) are occasionally passed by short sections of the chassis and radiate the. ■ the much larger amount of water next to the factory 7. Device according to claims 1 to 6, piece. The same applies to the bogie one characterized in that the water-to-rail car too, which with its large area transport break through to the individual nozzle units or 60, with its longitudinal and cross members, . -groups according to the workpiece shape from the one with its surfaces that are different from one another Control device can be switched on and off. and profiles, with its pockets and corners for that - Use of rotating nozzles is extremely unsuitable ______ is. The area to be acted upon consists of up to 65-75 ° / o from breakthroughs through which the jet of water •. passes through ineffectively. The loss of performance of a The invention relates to a device for auto- such a system is very high. From installed automatic or semi-automatic cleaning, 250 HP are lost around 75%, i.e. 187.5 HP.