DE1402784A1 - Horizontal flow press - Google Patents

Description

Applicants t Stuttgart, 19 'December I960

-J ₁ : Student A ₀ (J ₀ P 478 Ii / D
Göppingen (host)

Representative,?,

Patent attorney
Stuttgart, -Marienstr4-19

Lying flow press

The invention relates to a horizontal extrusion press, in which glue is pre-pressed on the board of the Y / Erkatoff flows against the pressing direction and at
which the board at the end of its path laid under the action of the feeding device Burüek with the help of min-

r & 9Ö07 / Ö09ö

at least one movable holding part in front of the die opening ? Introduction into the die by keeping the punch ready «Such presses are used to a reasonable extent together with Polgeraasehinen, for example processing extruded tubes into finished containers, for example painting or printing these containers» It is crucial that the outer surface

γ of the extruded part does not show any grooves that would appear ugly during the subsequent printing or painting. With the type of extrusion press mentioned at the beginning, however, it is not so easy at all to avoid such marks on the circumference of the extruded parts "! In those cases in which the board is fed up to the opening of the matrix and then not by a special tool that serves this corner, but rather

k reasons ÜSR geitersparnie dnrch'den v / ieder introduced "continuous punch into the die v / ill, the holding device, the board must hold, it has been pressed to the stamp this board from the holding device. Immediately thereafter, however, the extruded material is already running out of the die against the direction of the press along the punch

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außenji why, "feel known machines, the dia Pia ■ feiise top δ © 3? ifeirisenöaTfmmg retentive parts ent" long dam Raniie the recess to exercise the Matrise to-"gevmndten- side of the writing surface have * Using this grinding surfaces suppressed dös from exiting the die Mstßrial the holding Come on _e ao that the material d \ iroh the holding forceps passing along the punch fließen- something kanru

The iivSiucxvr .-. I existfc ciarin that at the moment of the YerpresGenc · the · board of the Bu-reißh, ia that of the Y'erk «3tof £ entlaii ,? flinßt from Stcwpela, is free from the Werkotoi'f bGi'Uhran.clGn 'JJöilsn by the board holding movable in disjeem moment Share -aus DIE Ben) Bors I have swung "

A particular advantage of the invention is that Tnan extruded with I.IaßChine according to the invention Parts received, the extent of which does not have any bumps or other Has surface defects »so that this surface Very suitable for printing and painting and no blemishes after painting or printing has ο,

It is proportionate for standing presses

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easy to swivel the Haltewerkseuge in time out of the area within which the finished pressed part is moved, because the holding device does not have to hold the board so long, Ms the punch has reached the holding device and thus the board held by it, because in this case it can the holding device either insert the blank in front of the die opening, since the die opening pointed vertically f ' upwards.

In the case of extrusion presses, in which the material flows through the die in the pressing direction, there is of course no point in making great constructive efforts to swing the holding devices away, because the extruded material does not pass through them, but exits on the other side of the die ₀ ■

The invention can werdenο performed in various ways ■ ■

In a first embodiment of the invention, in which the board in its end position in front of the die

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two clamps that move against each other are held is »can the invention be realized in the way that a wedge that can move synchronously with the punch "-

• is ■

shaped file provided / which engages the holding tongs, or ',, engages between the pliers handles and the jaws of the pliers lifts as soon as the punch enters the The jaws of the pliers entered and pushed the board into the die »

In a second embodiment of the invention, the board is in its end position by a moving and a firm pincer handle held so that the The center of the blank is displaced perpendicular to the center of the tool to the spreading movement of the pliers handle is ο on the movable Zsngensehenlfcel then engages put a device back on after insertion of the board in the die the movable pliers part from the area of the flowing back along the punch Material brings »The drive of this device can in turn be derived from the slide movement. In this Ausführungsuhgsfornt the invention is fixed pliers handles anyway outside the area of the material flowing back along the punch, because the punch diameter Yes corresponds to the blank

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knife up to the wall thickness of the rope to be pressed. - held in accordance with laterally shifted from the tool axis vfirdo In this I'all only the Movable thighs are folded out «. The movable one Pliers tavern ?! instructs. its facing the plunger Side up a bevel so that it goes through the punch entering the 2angenmaul to the side r pushed v / irdo The die has a funnel-shaped opening through which the board passes when it is inserted centers the punch on the center of the tool.

The fixed tong legs can also beweglieh from be formed when the iet of any other reason necessary only its mobility must be in sighting the Werkjseugachs® in the position to be limited by a Ansehleg or the like * is on the y these pliers part, v / hen he holds the board in its end position

A third embodiment of the invention relates to sioh on a flow pressure presoe, in which the board through a feeder moved to the end position wl * d «With this Flow printing press is the invention daduroh ver ~

α / Ό

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really _? that the feeder engages the plate with two mutually perpendicular! The blank is brought into the die out of the 'area of the flowing back material'.

'Limits, he can be aurüökschwsnkt so long the punch enters the die so that it covers the area of the material flowing back along the punch has long since left when the material is flowing ο The stop leg can with the feeder be geared and swiveled out at the appropriate moment, but it can also swiveled out by a device driven by the ram which is generally structurally simpler and has a clearer structure " allows ο For example, in the case of the previous discussed embodiments, the device lifting the movable leg one in the axial direction of the punch in the press housing have slidably guided rod which is driven by the ram, and the

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- S.

a sohrägfläcliü, which can be arranged on the head of the rod or on the part that is connected to the movable leg , .- Soleplate attached to the ram, which strikes the rear end of the rod at the end of the lifting movement and opens the plier handle (s)

Further features of the Erindrnig become apparent from the following description of the e% nev Aiisfiihrungsform of the invention in conjunction with the claims and the drawings. The individual features can be implemented individually or in groups in an embodiment of the invention.

In the drawing are two embodiments of the invention shown *

1 shows a view of the parts of a first embodiment of the invention necessary for understanding the invention,

Pig »2 shows a simplified section corresponding to the line II - II of FIGS. 1 and

Fig. 3 shows a detail in plan view.

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go 4 sgigt a different execution format
in view »■

For example, in the embodiment of the invention shown in FIGS. 1 and 2, the recess of a die 2 is denoted by "1" - the recess in a die holder 3
is attached «* Boards A are in one" for example by sv / ei rails 5 and β and a base plate >

■ · ι

7 formed as a guide to a feed device «^ out that the sinkers 4 in front of the die opening

and which are described in more detail below «,
The feeder has angled, bent rails

8 and 9 on their roughly vertical lines
a s ei ti i olijs execution form for the circuit board and at its lower edge recesses 10 and 11 in the manner of jaws of a forceps having _o have the rails to the opposing faces of cutouts 12 and 15 'so that the two recesses 12 and 13 * be able to pick up a board 4 and the remaining parts of the rails 8 and 9 prevent the rails from falling out *
The cutouts 12 and 13 are slightly offset under formation of a small shoulder 14 or * 15, so that sioh
the guide surfaces determined by the cutouts

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something'verengenο measuring shoulders 14 and 15 determine the so-called »readiness position of the sinkers in which they are held and from which. the boards are inevitably pushed into their position determined by the grooves 10 and 11 «

While as a rail. 9 is fixedly arranged, the rail 8 is pivotably mounted around a board 1 δ on an approximately bent part 17 of the rail B «cr-eift ·?! *> - :? leader 1β mi _t the Clio Aualcehliing 11 radially inwardly aach driiclcen bestreit su is "Diesje loading vre adjustable .gimg v / ith uurch fr-.riyn. Stop 19 begins When the plate 4 is pushed from the position on the shoulders 14-15 in the end position, the pinching mouth formed by the grooves 10 and 11 lifts a little against the action of the I * eder 18

Feeding the blanks 4 from the Bereitachaftsstel- · lung in the end position is a lever 20 'is a Bol ₂ en 21 is pivotally supported and its bell crank pivotally mounted rearwardly extended Ann 22 of 24 with an arm 23 about a pivot axis 23t 25 stiaamuien works, who at both ends each

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a hell of 26 baw. 27 carries _β Mn the roller 27 carrying .Arm 25 dee angle lever 25 »25 is supported against the circumference of a cam disk 28 which is attached to a shaft 29 which is driven by the crankshaft which drives the ram. The ropes 22, 23, 27, 28 are held in contact with one another in that a spring 30 acts on the lever arm 20, which endeavors to keep the lever 20 in its upper end position.

At the front end of the lever 20 is a bearing pin

Fixed 31 _t on which a ICnagge a forming member

32 is pivotally mounted, the. In Hiohtung the die is tapered like a clue and with this. Taper in the track between the rails 8 and 9 engages »A bar spring attached to the lever 20

33 engages the part 32 and strives to always keep this part in engagement "in the circuit board path". In the uppermost position of the lever 20, however, an adjustable stop 34 engages the part 32, which in engages the pawl 32, so that in the obersten'Stellung of the lever 20, the pawl 32 is pivoted against the action of the spring 33 from the platinum path _o as soon as the lever 20 somewhat / egt itself to BEV bottom "is the

O / O

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The pawl 52 is released from the stop and pivots under the action of the rod spring 33 back into the circuit board path

eixio. ·

An articulated lever 35 is mounted on the rail 9 so as to be pivotable about a! in the path of the boards is “The rail 9 has corresponding recesses 39 and 40 in the area of the pins 37 and 38 _o A leather 41 engages the angled * lever 35, which tries to abut the angled part of the angled lever 35 to "hold an adjustable stop 42, which is fastened in the lever 20"

On the bent leg 17 of the angle lever 8 there is mounted a roller 43 which works together with the conical end 44 of a rod 45 (Figo 3) * of the holders 46 and 47 mounted in the press housing so as to be slidable in the direction of the movement of the ram 48 is ₀ In the plunger 48, which carries the punch 49, a stop screw 50 is adjustably attached, in the path of which the rear end of the rod

• ο / ο

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reads, β he from the stop screw 50 against the Effect of a, 7eder 51 in the area of the front turning point of the stamp is taken «Die HüekVeraohieben of the rod 45 is by applying the Federal 52 limited to the carrier'47 * ·. With the conical 'Stabos 45' spitse 44 works as well a cave 53 together, which on one around a bearing pin 54 mounted file 55 is attached * dae a Electrode 56 carries the end of a line 57 / and Is part of a brazen ite \? Orriohtung,

which switches off the machine ₈ ν / βήη an extruded part got stuck in the die

As the levers are _t from the * section shown 2 seen in I "ig" 8 and 9 are arranged so that the plate wirdL held auSermittig before Matrise The recess 1 of the Matrise 2 3I expanded outward to form tapered surfaces 58 _β ^ ird If the blank is pressed into the die by the punch 49, it slides along the conical V / anö 58, which centers the blank with the tool and presses it into the bottom of the die opening that forms the tool by pressing the blank ₀ " The rails Sund 9 have on their side facing away from the die and saw surfaces

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59 and 60 on. When the punch 4.9 hits the PIqtine 4, the movable pliers 8 are pressed to the side with the help of the oblique fit 59. As soon as the punch has passed through the guide rails 8 and S, the end stop pushes. 50 on the rear end of the rod 45, so that the conical tip 44 of the rod 45 enters between the two rollers 43 and 53, and these two rollers separate from one another. lifted from the circumference of the punch 8 and the electrode 56 also pivoted out of the punch area ₀ During extrusion there are therefore no more parts in the area of the material flowing back along the punch, v> reil the guide rail 9 is outside the area of the punch from the very beginning and the guide rail 8 and the electrode 56 are pivoted out of the area of the material flowing along the punch through the cone tip 44, As soon as the punch with the workpiece has left the area of the guide rails 8, 9 again, the conical tip 44 is again between the Rollers 43 and 53 pulled out under the action of the Rückholf _e a _er 51, so that the electrode. 56 and the guide rail 8 under

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Action of the return springs 61 acting on them BZV / _e 18 in its initial position Eurüekkehren,

The Kufühievor-rerichtung works in the following way: The Winkelheliel 35 is probably under the influence of the ¥ ccer 41 Bo _f that the pin 3T is in the recess 39 _r the pin 58 but in the path of the boards 4 is ο Me from above hsrabfallcude Plate 4 is initially held in place by the pin 38 "If the lever reaches its obex-c '.lottpunktlage, then by the stop 42 of the square lever 35 Iw ühraciigsräinii" so that pin 38 releases the plate 4 and at the same time the pin 37 enters the path of the plutine, so there are five plates protruding from above on this pin

balten v. · earth _{0 In} . the upper sotpunktiage dee Hea 20 also coffiüit the pawl p2 at the stop 34 to the system, κο that it is also swiveled out of the plate path »baduroh the released plate can ssv / ischen den Guide rails 8 and 9 further downwards bia exd £ the shoulders 14 and 15 fall ", it is then in the ready position" If you see the lever 20 pivoted clockwise, the pawl 32 moves away from the. Ansohlag 34, so that this pawl under the action of the spring 33 in the circuit board path

O/

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enters and "when the lever goes down further behind the edge of the board in readiness position and pushes the board into the end position between the Auskefelungon 11 and 12 _o At the same time, the stop 42 moves away from the angle lever 35" so that the effect of the · 'spring 41 the pin 37 swiveled out of the circuit board path and the pin 38 in W 'the circuit board path can be inserted &' cbv / gnkt, so that a circuit board resting on the pin 31 can now fall through to the pin 3B.

This design is particularly simple \ Yeiae - ensures that when prepressing the board in the area of the material flowing back along the ram there are no ropes whatsoever, ao that the extruded workpiece does not have any grooves on its circumference or derglo receives »By the fact that the board is in front of the If the die is held eccentrically in relation to the center of the Werkaeugmitte, it is only necessary to use a guide rail 8 to swing out, which can be achieved in a very simple way «,

In Figo 4 are the for understanding the invention necessary parts of a controversial embodiment of the

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Invention shown in which the board again is fed centrally in front of the die opening "and both legs one the board in front of the die opening holding forceps from * the area of the flowing back Material can be swiveled out.

In the embodiment shown in this figure of the invention are on a base plate 62, which by a screw 63 and a bearing 64 are held in place, Guide rails 65 and 66 for guiding the boards attached »The lowermost plate 4 is supported on a curved surface 67 of a feeder 68 ab attached to an arm 69; is uiid about one Bearing pin 70 is pivotably mounted.

In addition to arm 69, noefc is on bolt 70 an arm 87 rotatably mounted. Dis both A ^ sae are

by a rod 88 and a spring 74 isit- A

connected to each other in such a way that the 3 * ag® of the two Lever can be adjusted to each other as a result it is possible to keep the feeder 68 in its bundle position to the center of the die. Sas resilient Intermediate link also has the advantage that when a board is integrated into the board, the

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Curve initiated movement of the planer 87 is only "transferred to the spring rod, so that any damage to the feeder parts did not occur." The feeder 68 is then connected to the curved surface 67 zv / ei

at right angles to each other on surfaces 75 and 76 on which a board can be supported, Il the on a third side by a support leg

77 is held in front of the die opening 1 _o The stop leg 77 has an arm bent at an angle

78 au $ and is mounted pivotably about a bearing pin 79 ο On arm 78 there is also a bearing around it «

Bolsen 79 pivotally mounted arm 80. fastened " whose angular position relative to arm 78 is adjustable with the aid of a β Xtangloohet 81 in the lever 80 and a fastening screw 82 which engages in this elongated hole" This screw 82 is used to adjust the attachment leg 77 _{the diameter of the plate used “Is} another spring 83 acting on the arm 80? die.den arm 80 holds in contact with an adjustable stop 84 »Ah arm 80 is again attached to a roller 43 which cooperates with a locking device for releasing the stop limb 77 which, in connection with the arrangement described in FIGS In the figure is described “The electrode 56 belonging to a safety device is in a corresponding manner as in. /, the embodiment example nech Figo 1 arranged "

90 980 7/0 09 8 _BAD original ./.

There is also a cover rail on the Ihrunge rails 65 and 66 85 attached, which delimits the circuit board track to the outside and prevents the sinkers from falling forward out of the guide a cross rail 86 is adjustably fastened in long holes, which ends before the area of the matrix opening

With this in Fig., 4 dpwastellten Ausführtihgsform j of the invention in which the circuit boards under the action of its ^

Weights or in some other way are fed into a layer to the side of the die opening; When the bottom blank is guided in front of the die by the feeder 68 swinging back and forth, in its swung back position the end of the curved surface 67 exposes the blank path, so that the bottom blank can fall into the feeder and at the surfaces 76 and 75 The feeder 68 then swings, controlled by the cam disk 73, A

again before and stops in a position in which the board is immediately before the Matriaenöffnung ₀ In this situation, it is not only by the surfaces 75 and 76 held by the Nooh Ansohlagsohenkel 77

As soon as the punch inserts the platinum into the die * also occurs again the conical tip 44 of the rod 45 between the shoulders 43 and 53, so that the

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I 'J IT ■ -e f

atf -

sehlagschenkel 77 in Uhraeigeraina and the electrode 56 clockwise from the area of the plant eye is swiveled out »· At the time sohv / enkt auo-u the feeder 68 again under the action of the cam disk 73 backwards, so that the area «within

which the material flows back along the punch, L is free of any parts _o The surface 76

'can be bent down a little at its outer end be »so that already by a little backwards Pivoting the feeder 66 the two flies 75 and 76 outside the factory suction area are ο The cam plate 73 becomes synchronous with the main crankshaft driven, which drives the ram ο When the feeder 68 moves, it keeps up the surface 67 the other blanks "back in the feed channel.

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Claims (5)

'- Ti r ■ claims 1)) Horizontal flow pressure die »when pressing the The material flows in the opposite direction to the pressing direction and in which the board at the end of its under the effect of Feed device covered path with the help of at least one movable holding part in front of the die opening for introduction into the die through the punch is kept ready »characterized in that in ' At the moment of pressing the board, the area in which the material flows along the punch is free of parts in contact with the material, in that at this moment the movable part (s) holding the platinum is swiveled out of the area is (are) _o 2) Flisßdruckprosaa according to claim 1, wherein the board in front of the die by aangelike mutually movable 'file is kept ready, characterized by "4 that a wedge-shaped part that can be moved synchronously with the punch is provided, that engages the holding tongs, and the forceps mouth opened the forceps mouth after the stamp had entered 3) Plieö printing press according to claim 1, characterized by BAD OBlQlNAL 909807/0096 that the plate is held in its end position by a movable and a fixed pincer arm in such a way that its Mitfcs gc ^ vsnüber the Y / erkaeugmitte perpendicular to the SpreiEbai / eäUJiG 'ösr tong limb is shifted, v / above one in aichtivüg perpendicular to the tool axis about before. Existing clamp part that engages on the side of a plate, in the direction of which the plate is displaced in relation to the factory margin, is in the position in which the limb is in the position when the platinum is held in place, v / ogegsu another 2angenteil still-two fliehtuiigen bewe ^ liöh iat, m \ u that Vorriohtung is vorge3öhen in dsr Enalagö the board that windefiteiia 6 to <3om inserting the board into the Matrise τα K'v / rvvXiohivn frames L'-sil from the area of the inngs dae stamp siariiokfließendQn Y / erstoffes brings ο 4) flow pressure press according to claim 1, characterized in -that the platinum is in its end position by a feeder. is held that engages the board with sv / ei surfaces running at right angles to one another, while a stop leg engages on a third side of a board in the end position, which. cooperates with a device that the Anaohlageohenkel after inserting the board into the die from the ο / ο 909807/0096 BAD GfHQJNAL Area of the riUi-uQkflioße.aderi material 5) Pließäniokyry ^ sG still one of the preceding claims » the
the / move3. see. Pliers sole kel l) Z ^T .Vo .Ansohlaßsehkel venting device a parallel sv.r Acbp-rlohtiing of the punch in the press housing versoVrlet'bn.r guided rod contains % of the Tom ram driven and: with the help of an inclined surface ~ gogontneiif & lls over suitable intermediate links with dam bsv / e ^ lic-hou leg susamiaenarbeiteto 6} I / ueßdruckp ^ c ^ i? c aach claim 5 _P tij characterized, öaß Kiir ISinstciromi; on? Ίοη Tiurohnsseer the used platinum p a uit «" terij vo;: i ram driven rod zuaananenarbeiti-ndefs Toll gogeniiböj? the leg attacking the plate.üinatell- and is detectable T) Pließdruckprease according to claim 5 »characterized .dadurch _t dai3 the rod in PreßsengehM.uae against Fed'erwirkung iet displaceably mounted, and in that the StBfiai. carries an adjustable stop, in the path of which aaa rear end of this rod is arranged β 909807/0091 _BAD