DE8302572U1 - FINISHING PROFILE - Google Patents

Description

31 373-19

· ,, ·. ;, ι> Η.Λ »ιμ? H ₁ Im Kg'ijVd '/ »ϊΛί t-WT.it HAUCK, SCHMITZ, ORAALFS, WElINERT, DÖRING

MAMBURO MUNICH OUBSRLDORF I'ATKNTANW A t.TK NBUKH WAM. "I ■ 81M) O HAMlIUIUi 36 Dlp! .. Ph> KW SCHMIT / - DIpl.-IiiK · E. OHAALFS Nei WnIl 41. 2000 HnmburR 3H Maqrhinpnfahrik Τβΐ, ι ,, η + Teiooopu-r (040) 3βΒ7ΠΒ

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Gubisch GmbH & Co. KG

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Muznrtmrnlio 23 · HOOO MCiiii-hcn Tion pi ^^. V. ,,. «Telephone + Tolopoplor (OHO) SM» Β 3Η

2390 Flensburg _{Tl> u} , _{x or} , _2Ui553 " _nmu "

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ZUSTISLI.UNOSANBCHHIFT / PLEASIi HBFLY TOs HAMHUIU ;. January 21, 1983

End profiling machine

The invention relates to an end profiling machine for elongated wooden profiles, with a feed device for conveying at least one workpiece in a first and second; Machining position, a first tool arrangement assigned to the feed device for machining one end of the Workpiece in the first machining position, and one behind the first tool arrangement in the feed direction second tool arrangement for machining the other end of the workpiece in the second machining position.

So-called double-end profilers are known for machining elongated workpieces at both ends, e.g. window or door profiles become. Carrier of two parallel chain tracks

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European Patent Attorneys Admitted to the European Patent Office Deutsche Bank AO Hamburg fir.'od / Ee4Ϊ »7; JBLZ 'ioÖ 7OOOO) ■ Post check Hamburg 2842-206 Dresdner, BankSÄO ^ Hamburg, kr. £ §3 6O 35 (BLZ 2OO 8OO 0O)

take the workpieces with them, the workpieces being fixed on the chains by what is known as overpressure. Along Individual motor-driven tools are arranged along the conveying path in order to carry out the respective machining operations. If the length of the workpieces changes, the distance between the chain tracks must be changed in order to adapt to to achieve the work piece sounds. This means with automatic Betr'.sb that the machine is initially with a workpiece length must be emptied before workpieces of a different length are fed.

It is also known to have elongated workpieces that are machined on both ends have to be clamped on a sliding table. Such a machine allows adaptation to different ones Workpiece lengths, but the return time of the sliding table must be viewed as lost time.

The invention is based on the object of a final profiling machine for elongated wooden profiles, which can be easily adapted to different with a minimal processing time Werkstueklängeη enables simultaneous machining of at least two workpieces.

This object is achieved according to the invention in that the Feed device is divided into a front and a rear feed section, which are in series and at a distance

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are arranged from one another, the rear end regions of the feed sections seen in the feed direction one in the feed direction adjustable and height-adjustable stop for the workpiece is assigned, and the two tool assemblies are arranged on a common Ouervorschubvorrichtung, which are arranged in the space between the feed sections is.

The invention is based on the knowledge that with the help of a single machining adjustment of the tools, the ends of two workpieces can be machined at the same time. From the workpiece in the front feed section, the front Machined end while the rear end of the other workpiece is machined. The one located in the rear feed section The workpiece has previously been machined at the front end in the front feed section.

The height-adjustable stop in the rear feed section, which is movable in the conveying direction, enables adaptation to the respective workpiece length for the next arriving workpiece that has already been machined at the front end, while the one at the rear end machined workpiece is conveyed out in the rear feed section.

In the machine according to the invention, the workpiece is fed clockwise. During the respective machining process

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the workpieces temporarily at the assigned stops for Brought to a standstill. After the end of the working stroke of the cross feed device, the one located in the rear feed section Workpiece are already conveyed out, so that there is space for the subsequent conveyance of the next workpiece after the cross feed device has taken up the starting position again.

It goes without saying that the associated with the front feed section Stop is removed from the feed path when the workpiece is in the second feed section after machining is convicted.

The machine according to the invention can work according to a program however, they can also be controlled by hand, in particular the respective position of the stops. With the help of the machine according to the invention Different workpiece lengths can be processed in a colorful sequence.

In one embodiment of the invention it is provided that the front feed section is divided into two longitudinal sections in the longitudinal direction is divided and a longitudinal section has a height-adjustable stop on the front feed section

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a transverse conveyor is arranged for transverse adjustment of a workpiece at the height-adjustable stop. Reached a first workpiece hits the stop, it is conveyed laterally onto the second longitudinal section of the front feed section. A subsequent workpiece also hits the stop. At the same time, the second longitudinal section is raised. Have the the front ends of the workpieces have the same height, they are advanced together to the first machining position. Through this it is possible to machine the ends of four workpieces at the same time with the help of a single working stroke. The feed sections have preferably according to a further embodiment of the invention on both sides of the transverse thrust device two levels different in height.

According to a further embodiment of the invention, there is a stepped transition section in the area of the transverse feed device arranged, which is movable together with the cross feed device. The transfer table is expediently with provided with its own conveyor. This can be switched on at the end or during the working stroke in order to avoid the Remove the parts that have been cut off from the workpiece. This separate conveyor can be, for example, one or more conveyor belts be educated.

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According to a further embodiment of the invention, the rear feed section is also divided in the longitudinal direction and the Longitudinal section lying on one side of the longitudinal center line is adjustable in height. This allows the rear feed section adapt to the gradation in the front feed section and in the machining position. Then the increased Län ^ / s section can be lowered in order to achieve the desired discharge Way to get. In this context ^ ine sees others Embodiment of the invention that an end stop at the rear end of a longitudinal half of the rear feed section is arranged and the rear feed section is assigned a second transverse conveying device for conveying the finished machined workpiece on the second longitudinal half of the feed device. This means that two can be delivered at the same time Workpieces are conveyed out one after the other in a line.

A sensing device is preferably assigned to the individual stops, the output signals of which are control signals for the first

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and second cross conveyor device and / cross pusher device generated. A clamping device is also expediently provided which temporarily holds the workpieces for the machining process clamped. The clamping device is also preferably controlled via the signals from the stops.

An exemplary embodiment is described below with reference to drawings explained in more detail. The only figure shows a lot in perspective

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schematically an end profiling machine according to the invention.

Before going into the details shown in the drawings, it should be noted that each of the shown
and features described is essential to the invention, either alone or in conjunction with features of the claims.

A front feed section 10 and a rear feed section 11 are arranged in series, but at a distance from one another. The intermediate space thus formed is taken up by a transverse pusher device 12. The front feed section 10 has two roller tracks 13, 14 arranged next to one another, the roller track 14 being adjustable in height. The roller conveyor 13 is assigned a stop 15 which can be lowered or adjusted in height. It goes without saying that the roller conveyors 13, 14 and the stop 15 are assigned corresponding adjusting drives
are. However, these are not shown.

Similarly, the rear feed section 11 has two roller tracks 16 and 17, the roller track 17 also is height adjustable. The left roller conveyor 16 is assigned an end stop at 19 at the end.

A sliding table 20 adjoins the roller conveyors 13, 14
with a lower tier 21 and an upper tier 22. Each
Step 21, 22 is assigned a pair of conveyor rollers 23 and 24, respectively.

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The slide table 20 extends as far as the cross-feed device 12. On the other side of the cross-feed device 12 there is arranged a sliding table 25 with a first step 26 and a second Stage 27. The stages 26, 27 are assigned pairs of conveyor rollers 28, 29. The steps 21 and 26 as well as the steps 22 and 27 are each aligned horizontally and transversely to one another. Between del Roller conveyors 16, 17 and the slide table 25 a belt conveyor section 25a is arranged! with conveyor belts corresponding to steps 26, 27. A machine stand 3 0 of the Ouerschubvorrichtung 12 has a Carriage 31, which can be moved in the direction of double arrow 32 with the aid of a drive, not shown. On the wagon are in Two circular saws 33, 34 are arranged at a distance from one another and can be driven by a suitable drive. Furthermore are on the carriage 31 in the area of the circular saws 33, 34 milling tool arrangements 35 and 36 respectively. The adjustment cl's carriage 31 am The end of a working stroke is shown by dash-dotted lines of the circular saw 33 and the milling tool arrangement 35.

Finally, on the carriage 33 there is a two-stage transfer table 37 arranged, the steps with the steps 21, 22 and 26, 27 of the slide tables 20, 25 shown in the drawing Position aligned. When the carriage 12 is moved transversely to the feed direction, however, the transfer table 37 becomes taken away. The steps of the transfer table 37 are from Conveyor belts formed (not shown).

The transfer table 37 is assigned one or two arial strokes,

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against which the front ends of the workpieces 38, 39 strike on the steps 21, 22 of the slide table 20 to the front Bring the ends into the correct machining position. However, these stops are removed, e.g. raised when the Carriage 31 executes its working stroke. The work table 25 is also assigned two stops 40, which are also adjustable in height and can be moved back and forth in the feed direction. The adjustment devices of the stops are also not shown.

As can be seen, the feed sections 10, 11 and the transfer table 37 guide rulers 41, 42 and 43 assigned.

The following is the mode of operation of the machine shown described.

As can be seen, two pieces of wood of different lengths are processed in the machine shown, which are each designated with the reference numerals 38 and 39, regardless of their position and processing. A workpiece 39 - for example coming from an automatic molding machine - is placed in the direction of arrow 44 on the left roller conveyor 13 and conveyed up to the stop 15. The right roller conveyor 14 is at the same level as the roller conveyor 13. In the area of the stop, as indicated by reference number 45, a transverse conveyor device is provided. The Querförderervorrichtuny 45 conveys the workpiece 39 on the right roller conveyor 14 as soon as the sensor

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has reported the impact of a workpiece at stop 15. Then a second workpiece is placed on the roller conveyor, which also runs up to the stop 15. Already during the advance of the second workpiece 3 8 or immediately after it hits the stop 15, the Roller conveyor 14 raised to the level of step 22 of the sliding table 20. After both workpieces 38/39 are at the same height lie with their front end, they are transferred together on the slide table 20 until they against the not shown Stops associated with the transition table 42 abut. Feelers are also assigned to these stops now trigger a clamping device, also not shown, which clamps the workpieces 38, 39. The carriage 31 can then perform its working stroke in order to trim and profile the front ends of the workpieces 38, 39.

The workpieces 38, 39, which are already profiled at the front end and which, as shown, are located on the slide table 25, are against the stops 40 in the belt conveyor section 25a, which are set to the respective processing length. With the help of the working stroke through the Carriage 31 and the corresponding tool assemblies 33 to 33 can therefore machine the ends of four workpieces 38, 39 at the same time are «Since the stops 40 are height-adjustable and can also be moved in the feed direction, they can already be used during the Processing process raised and according to the new incoming Workpiece pair can be moved to the desired position.

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After the carriage 31 has reached the end of the working stroke, the conveyor rollers 23, 24 convey the workpieces 38, 39 by one small amount, which is at least the processing depth, e.g. corresponds to the depth of a slot or a tenon. The workpieces 38 located in the conveying section 25a, can already be funded. The conveyor belts of the transfer table 32 remove chips and cut off parts in the last path of the machining stroke or at its end. The carriage 31 can then move into the starting position shown in the drawing can be reset.

Finished workpieces 38, 39 are on the roller conveyors 16, 17 funded. You drive against the stop 19, which then initiates the lowering of the right roller conveyor 17 onto the Level of the roller conveyor 16. The workpiece 3 9 is then first conveyed out, e.g. to a subsequent milling machine. An Ouerfördervorrichtung 46, also not shown, conveys then the other workpiece 38 transversely onto the roller conveyor 17, which then also conveys the workpiece 38.

The machine shown can run according to a preset program being controlled. However, it is also possible to control individual functions manually. It goes without saying that the speeds the individual feed and conveying devices is chosen so that the desired T actweise machining is obtained with the shortest possible cycle time.

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Claims (13)

ft Γ η · · · pjpj ft'echts'anwält, patent attorney Dr. Gert HeIdI - Neuer Wall 57 ^lv - 2000 Hamburg 36 Neuer Wall 57 ^IV - 2000 Hamburg Call 040/3715 77 + 3717 49 Office hours by appointment Telegrams: Patentheldt, Hamburg Attorney's file: GU 14 File number: G 83 02 572.3 L J Machine factory
Gubisch GmbH & Co. KG
Liebigstrasse 5 239o Flensburg Enäprofiliermaschine Protection claims: 1 . End profiling machine for elongated wooden profiles, with a feed device for conveying at least one workpiece into a first and second machining position, a first tool arrangement assigned to the feed device for machining an end of the workpiece in the first machining position and one behind the first tool arrangement in the feed direction lying second tool arrangement for machining of the other end of the workpiece in the second machining position, characterized in that the feed device is divided into a front and a rear feed section (1o, 11), which are arranged in a row and at a distance from one another, viewed in the direction of advance Order submitted by telephone as well as rtusYunlti beclurfen scruiltllcfinr confirmation issued by telephone. Post check Hamburg 866 79-200 (bank code 200 100 20) rear end areas of the feed sections (1o, 11) adjustable and height-adjustable in the feed direction Stops (4o) are assigned, and the two tool assemblies (3 3 to 36) on a common Cross feed device (12) are arranged in the space between the feed sections (1o, 11) is arranged, 2. End profiling machine according to claim 1, characterized in that that the front feed section (1o) in the longitudinal direction into two longitudinal sections (13, 14) is divided and a longitudinal section (13) has a height-adjustable stop (15), and on the front Feed section (1o) a transverse conveyor (4 ^) is arranged for transverse adjustment a Vurkstück (39) on the height-adjustable stop (15.) 3. End profiling machine according to claim 2, characterized in that that the feed sections (1o, 11) on both sides of the cross feed device (12) have two steps (21, 22 and 26, 27) of different height. 4. End profiling machine according to claim 3, characterized in that that directly the cross feed device adjacent slide tables are arranged, which Table feed devices (23, 24 or 28, 29) are assigned. 5. End profiling machine according to claim 3 or 4, characterized characterized in that in the area of the transverse thrust device (12) a stepped overhead line section (37) is arranged, which can be moved together with the transverse feed device. 6. End profiling machine according to one of claims 2 to 5, characterized in that the rear feed section (11) is also divided in the longitudinal direction iat and the longitudinal section (17) lying on one side of the longitudinal center line adjustable in height is. 7. End profiling machine according to one of claims 2 to 6, characterized in that the rear An end stop (19) is arranged at the end of a longitudinal half of the rear feed section (11) and a second transverse conveyor device (46) is arranged on the rear feed section (11) for conveying of the finished workpiece (38) on the second longitudinal section of the feed section (11 8. End profiling machine according to one of claims 4 to 7, characterized in that the table feed device is powered by motor-driven feed rollers (23, 24, 28, 29) is formed. 9. End profiling machine according to one of claims 1 to 8, characterized in that the feed sections (1o, 11) have roller tracks (13, 14, 16, 17). 10. End profiling machine according to one of claims 1 to 9, characterized in that the feed sections (1o, 11) are provided with clamping devices are for clamping the workpieces (38, 39) at the ends to be machined. 11. End profiling machine according to one of claims 1 to IcT, characterized in that the stops (15, 4o, 19) with sensing devices for control I · · * · *
I 'flit _ 4 ■ - ■ * * the first and second transverse conveyor devices (45, 46), the clamping device and the cross feed device (12) are provided. 12. End profiling machine according to one of claims 1 to 11, characterized in that at the end point of the working stroke of the transverse thrust device (12) the front feed section (1o) against the feed direction a working stroke of at least the Has machining depth and a workpiece lying on the rear feed section (11) in the discharge position lies. 13. End profiling machine according to claim 5, characterized characterized in that the transfer table (37) has a separate conveyor device.