DE2020644A1 - Sealing press - Google Patents

Description

Meyer & UJenthe, Inc., -

3o South Oeffarson Street, Chicago / lllinois / USA

S i a g a 1 ρ r a s s a.

The present invention relates to a seal type, which has a standardized embossing tool, wherein one of the embossing tools is resiliently attached by a leaf spring in order to precisely apply to the other embossing tool to fit and both UJar tools are rotatably arranged for paper alignment.

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Telegraph: Office hours: Bank accounts: Postal check account:

05 4374 patent d according to Vafainbmtng Bayer.Staatsbank Lindau (B) No. 1562 Munich 2Θ5 25

Btyw.HypothAen-WechMltMnk Lindau No. 278920

202064V

The fixture is improved in structure and arrangement in order to be accurate in manufacture Matching the tools during execution to ensure tight tolerances and coincident axes of an embossing in the paper. There are Embossing presses have already become known in the US patents Nos. 3,313,231, 3,177,8o1, 2,998,766 and 2,9o9,817 have been published.

The descriptions and the structure of the sealing presses in the above patents are useful in many ways for understanding the present invention. The presses generally contain a press frame with a Lever handle that is pivotably attached to it and the embossing tool of the sealing press, which is in the frame can be included, contains matching Tools that are held separately by carriers, one of which is on a sheet of paper and the other is mounted on a rigid plate which receives the spring leaf so that it is when the lever handle is depressed are movable towards each other and are also mounted rotatably about axes perpendicular to their respective surfaces.

The surfaces of the tools diverge when they to accommodate paper in between · are and are open

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parallel when in contact with the paper are brought and if the spring leaf by actuation of the handle is bent for embossing, the Axes of mating tools from one at an angle to each other for receiving paper in a collapsing one Are moved when the tools are closed in order to attach to the paper in one of several positions ^ to attack attained orientations in a rotatable manner, and to emboss this · The embossing tool of the sealing press can be operated by a desk-like or pocket-like sealing press frame removed and inserted into these and the frame of any kind can be interchanged with different embossing tools, if the tools are closed manually when the handle is raised.

So far is maintaining concentricity and the tight bearing tolerances for an exact fit during manufacture and testing a combined Problem.

The sealing presses are made in stock without the stamping tools and after the sale they are made later completed individually with standardized embossing tools. That's why we have to manufacture

0 09848/0 1 (H.

Difficulties arise, the presses on accurate Matching or coincidence of the tool axles to check before the tools months later to be built in.

When the axes of rotation of the embossing tools during manufacture; are secured concentrically for the embossing of the tools, the presses can run off without hesitation ^ to the inventory. Others are sold. That The die tool can be engraved by others, on his Mounted carrier in the tool and the counter tool can be matched with it if it is glued to its support, and the tools will fit together exactly when closed, regardless of their coordinated orientation with respect to the sheet of paper,

In the invention, the Uierkzeugaufnähme of a rigid, strong, flat metal plate and a spring plate, both ψ by punching and embossing prepared and both are shaped T-shape in its plane in general. They are attached at their leg ends so that they normally diverge at their head ends in order to receive the paper between them, where they can be moved towards and away from one another in the embossing process by the bend in the spring leaf. The movable ends

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are with the bearing supports for multiple alignment of tools and when attached to each other are, they are arranged bent, the bearing elements are parallel and the bearing axes coincide. The attached ends are either spot welded or riveted to unite the component.

With the concentricity thus provided, it is a the, objects of the present invention, manufacture to ensure the concentricity and right-angled alignment of the tools, and later when the tools are built in, a lateral tilting or move off when attacking the paper is, and the tools with every embossing process with even Pressure over the tool surfaces will fit together exactly. Another object of the invention is to provide the Manufacture of rotatably oriented tool carriers for the To provide multi-position operation and excellent quality, u / calibrate an exact matching of typed tools ensures with every embossing process. Another The object of the present invention is to provide a Provide sealing press and tool holder of the above type, which is durable and robust and yet very simple and economically with the least amount of control and almost without it

009848/0104

Established need for corrective adjustments can be.

The lower tool holder plate takes flat on yours upper surface, the counter tool in a working position rotatably and is provided with a pin that at the rotation from one working position to another allows elastic axial movement, as by the Locking engagement between the elements based on the US patent No. 3.II7.80I described species determined «

In the present invention, the upper tool telescopes two into one another pushed elements that are pressed together in the die without bearing distortion and a loose bearing relationship provide between a shoulder on one of the elements and an end face on the other element. The other element is held on a wide approach, which is provided with an anti-twist device Opening on the spring member is secured against rotation. Frustoconical locks that are in wide Openings arranged at a distance from one another resiliently Arm parts of the spring bracket are included the turning position.

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The formal engagement between the parts pressed in the die is essentially axially elongated, and the inner link is within the bearing surface with one Make a recess to accommodate an IC mounting anvil, which of the axial die force without deformation the Metal on the bearing sides of the inner link. The lock is below in every working position self-centering tension with a space in between

^ between the lYlatrrzenwerkzBUghaltsr and the springy i

Bracket that keeps the holder at right angles and presses concentrically on the base until it touches the paper. is whereupon the end wall of the outer is pressed Link abuts the tool holder to the stamping force to transfer, being by touching the animal holder Paper is loosened so easily as to allow the Iflatrizen tool to work while it is almost exclusively through the locking elements in its Position is held,.

The invention is based on a preferred embodiment in connection with the accompanying drawings described in detail".

It shows: ^ ■

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₀ 1 is a perspective view of a sealing press in its assembled form embodying the present invention;

Figure 2 is a disassembled perspective view

of the two main components of that shown in FIG Sealing press, wherein the Uierkzeugträgerbauteil is manually held to either be inserted into the frame member or removed therefrom;

3 is a plan view of the tool carrier component;

Fig. 4 is a view of that shown in Figs üierkzeugträgerbauteils from below;

Fig. 5 is a view of the upper resilient tool holder from underneath;

Figure 6 is a sectional view taken along ₀ line UI UI in Fig. 3;

Fig ₀ 7 is a sectional view taken along the line I / II-VII in Fig..6 and

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8 shows a sectional view along the line UIII-UIII in Fig. 7.

The sealing press embodying the invention includes a tool carrier 1o for the upper and lower embossing tools 12 and 14, u / obei the holding elements a rigid, flat bracket 28 and a spring member 16 attached thereto at one end and so is arranged to put the tools in their shed to press. The assembled tool carrier Io can easily be inserted into a receiving opening 17 of a Insert press frame 18, which aufuieist a lever-like handle 2o, which carries a roller 22, whose job it is to enclose the tools and apply the embossing pressure to it. The upper tool is uersehe'n with a fork-shaped support shoe 24, in which the roller 22 is latched, man the tool carrier 1o is arranged between the side frame, for the corner, discussed in U.S. Patent 2,993,766.

Except for the hooked on roller 22 in the support shoe 24 is the unitary arrangement frai to be in the Prassenrahman zu beiuegan and lies on the underside 26 of the Aufnähme- ^ Opening 17 close to the roller 22, so 'that the press frame 18 any one of a number of tool carriers Io

won different sizes in precise working position can accommodate interchangeably, the tool holder 1o held solely by hanging the roller 22 are.

The lower tool holder 28 is punched out of a strong, flat sheet of metal and is usually an inner one End portion 32 with parallel sides, which is preferably bent at 33, where it attaches to the upper spring member 16 is attached. The front end portion of the lower bracket 28 is planar and shaped to accommodate a lower embossing tool 14 and keep as in the US patent No. 3.313.231 and is aligned in its position so that it is on the edges of the underside 26 rests.

The upper tool holder 16 is a T-shaped sheet which is stamped out of flat resilient sheet metal, the front end portion 40 being flat and designed to receive and hold the upper lYlatrizeniyerkzeug 12 ". The lYletrizenwerkzeug is removably received in a cup-shaped container 3o, which is also described in U.S. Patent Mr. 2 _e 937.59o.

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20206A4

As shown in Fig. 5, the front end portion is 4o of the spring member 16-provided with a hole 42, which has a * V'erdrabsicherung 44 -auf has, and its axis in exact distance from the holes 39 is arranged. That Spring link 16 is also seen with punched holes 46 v /, whose axes are arranged at the same distance from the hole 42. The axes of the holes 46 are parallel and lie with the axis of the hole 42 on the same

"Level. After the holes 46 because of the accuracy and ^

Uniformity are punched simultaneously with the holes 39, a fixing tool in the hole 42 centered with .light press fit and the entry side the hole 46 is pressed at the edge to form a cone 48, as shown in FIG. 6, and at the same time corner surfaces 5o are inserted into the edges of the spring member 16 embossed where they are diagonally aligned with the axis of the hole 42. Two cam surfaces 52 are on opposite sides Pages of the leg part 47 for in the following, purposes described. I.

The lower end of the support shoe 24 has bsi 54 an approach of reduced diameter to in to fit tightly into the hole 42 and to provide a shoulder surface 56 around the hole 42 on the

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upper surface of the spring member 16 rests. The support shoe 24 usually has a bore 58, which is at its upper End in a depression of a limited depth ends to provide a hub 62. The bore ends in a saddle surface 64 at its lowest point and is surrounded by protrusions 66 behind and behind it take up the roller 22 between them.

The container 3o, which receives the female die tool, points at its geometric center one upwards uarsetzt part 68 in its bottom 7o and in this a circular opening 7.2 u of exactly the same diameter as the bore 58 is provided. In same Distances from their axis are frustoconical locks 74 protruding upwards to matingly engage the conical surfaces 48 of the openings 46, the axes of the detents and openings having the same geometrical arrangement and the same spacing as have the axes of the mating holes 46 and bore 58 previously described.

A bolt 76 with a shank 78 has a guide bore 77 and is tightly seated in the bore added and provided with an end flange 8o with

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enough space between you and the plane. of bathing 7o is included in the part 68 to the offset part on it axially loosely, radially but narrowly to be stored seated »The length of the bolt 76 above the flange 8o is slightly greater than the smallest Length of the bore so that there is considerable space between the offset part and the lower end of the support- shoe is available.

The final accuracy of concentricity is ensured when assembling the parts in which the Ends of brackets 16 and 28 secured together are and rivets 37 engage in holes 39, the receiving sides of the tools in a substantially parallel arrangement, which exists when the tools are closed far enough to be straight to attack the paper to be embossed in between. A locating pin (not shown) is then inserted into the opening 42 is inserted and brought into a position perpendicular to the flat parts of the elements, whereupon the rivet elements 37 are embossed and the two stampings thereby are exactly united.

Thereafter, the panels are released, and in another attachment, the support shoe 24 is in its

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Stable attached, the container 3o and the Getting bolt 76 into place, an anvil link (not shown) is received in the guide bore 77 and the upper edge 82 of the bolt 76 is flanged outwards into the depression · 6o, whereby the top of the bolt and the lowest point of the support shoe are kept in the same plane,

UWhen this assembly is completed, will see, as shown in Fig. 6, that the elasticity of the arms of the T-shaped spring member 16 in the comparison with detents 74 that extend high enough to take advantage of resilience, one Provides snap and holding action on the locks. When the locks are released, the flat tops of the locks slide and grip with light pressure to the bottom surface of the spring element until the catches release the spring leaf, whereupon the Arrangement for easy movement in a different orientation of the tools somewhat solves, as in the US patent IMr. 3o177.8o1.

The rotary movement of the upper tool container 3o is through the cams 5o and 52 facilitates which the detents

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20206AA

help yourself to find out more about the Zujischenkanten of the To move the spring member, which oppose the re-stamping of the tool.

The lower tool carrier is a plate with a attached round bolt 84, which is mounted in the opening in the holder 28 and the The shaft of the bolt 84 extends over the holder

28 addition to it with a circumferential groove. i

is adapted to be received in a keyhole-like slot 86 in a lightweight spring leaf which is then riveted at 88 to the underside of the bracket 28 at the end. The spring is bent to press the lower tool carrier to the plate further described Bo1 as described in US Patent No. ₀ 3,177, and detents 9o are provided for the lower plate, corresponding to the detents described for the upper tool to the Tools in matching ¹ .

To fix position. ,

When the sealing press is xyped, a lettering Embossed or engraved in the upper tool plate in order to produce the female die tool, whereupon the counter tool is made of it, as described in U.S. Patent

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Writings Nos. 3.313.231 and 2.9o9.817, which is permanently attached to the lower plate while the pressure is applied to the lyiatric device. After that, the tools will be rotatable about axes may collapse on contact with the: paper, mate and align precisely secured by the structure described. The tools fit without any adjustments after manufacture exactly together.

As suggested, the top tool includes 12 a row of recessed letters on its embossed surface. Matching with that are on the upward-facing one Embossing surface of the lower tool 14 attached corresponding rows of raised letters. To be exact To ensure the matching of the embossed letters is an indicating handle 92 individually on each tool carrier attached to indicate the relative rotational positions of the tools when determining the orientation, The handles contain tabs protruding laterally from the tool carriers the tabs are aligned on top of each other. However, the tool should be in one with respect to the other wrong position is moved to the user the protrusion of more than one flap is an immediate one

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visual display offered »

Claims

009848/0104

Claims (7)

Claims 1.J sealing press that defines an opening Has frame and a hand lever which is pivotable thereon is attached with a unitary tool holder assembly can be received in the opening, marked by W a lower tool holder (28) and an upper tool holder (16) connected together to carry mating cooperating embossing tools (12, 14), one of the supports (16) being an elongated spring that supports the tools (12, 14). 14) apart and both brackets have an aligned opening with coincident axes when the Haltetsils of the brackets by the bending of the spring in substantially parallel positions for the mi attack of the tools (12, 14) are moved forward, a tool carrier which contains a shaft for mounting the lower tool holder at the opening and is printed to rest in predetermined positions on the tool holder, an upper tool holder (3o) for the spring ( 16), which contains a hole (72) in its bottom (7o), a device for rotatably fastening the upper tool carrier on the spring (16) including one - 19 - 009848/0104 Member (24) which cannot rotate in the opening (42) the upper tool holder is added and has a hole (58) therein which is concentric with the opening of the upper tool holder, and a lug surface (54) bearing on the top surface of the spring (16) and the opening (42) of the The upper tool holder surrounds a bolt (76) which is fastened in the hole (58) and the upper tool carrier and has a head (8o) which defines a shoulder and the upper tool carrier on it holds. Locks, (74), which are arranged at a distance from the upper opening, to the upper tool carrier in predetermined positions, based on the Positions of the lower tool carrier to be locked, 2. Sealing press according to claim 1, characterized characterized in that the non-rotatable Member (24) at the upper end of its hole (58) has a countersink (6o) which defines an attachment surface (62), and the upper end of the bolt (76) is crimped outwardly to abut the boss surface (62). 3. sealing press according to claim 1, dad u r c h - 2o - 0 0 9848/0104 - 2ο - characterized in that the upper tool carrier contains a container (3o) which has an upwardly offset part (6B) which is seen with an opening (42) to support the bolt (76) and the head (8o) to include in it ₀ 4. sealing press according to claim 1, characterized g e k e η η ζ e i c h η e t that the spring (.16) has punched holes (46) equidistant from the opening (42) therein, the Axes of the holes are parallel with the axis of the opening and lie in the same plane as the lower ends (48) of the holes (46) are conical, and the upper tool carrier is embossed frustoconical Has catches (74) with the conical Cooperate holes and have a height that is greater than the difference in distance between the Tool carrier and the spring, whereby the spring is bent under load, while the detents engage in the conical holes. 5. sealing press according to claim 1, characterized in that the head (8o) in one - 21 - 009848/0104 Distance uon the non-rotatable member (24) arranged is to get a dead gear for αβπ upper tool carrier to provide for loose axial movement of the same, the Locking device between the upper tool carrier and the tool holder tapered locking elements on one, containing locking holes on the other, the spring assembly on the upper tool holder by the engagement between the locking elements and holes is loaded, and a mock arrangement (5o) % in the spring edges is attached to the latches in their movement from one hole to another of the spaced apart locking assemblies to support. 6. Sealing press, ga marked with upper and lower tool holders that have a leaf spring member (16) and tool carriers that are rotatably attached to the tool holder, whereby a bolt (76) rotatably extending through the bottom wall of one of the tool carriers and a flange (θό) having one of the carriers on the leaf spring element axially holds a non-rotatable member (24) on the leaf spring element engages and has a bore (58) therein for receiving and holding the bolt (76) therein, - 22 - 009848/0104 ' 20206U an assembly (82) the bolt and member as one composite component attached to each other and detents, (74) between the one carrier and the Attack spring leaf to one carrier with respect to the other carrier for the same Beujegungsu / inkel of Carrier to lock coincident axes of rotation in their rotational position, iuenn the carrier essentially are parallel to each other ·. 7. Sealing press with a cutout Contains frame to provide an upward facing lower arm and an upper arm overhanging the lower arm, wherein, a lever handle pivotally mounted on the upper arm and a unitary tool assembly is received in the cutout, characterized by a stiff lower UJerkzeugaufnähme (28), which rests on the lower arm (26), an upper spring leaf UJerkzeugaufnähme (16), wherein the tool holders are flat surface parts with holes through between the arms at their front ends have and are rigidly attached to each other at their rear ends to the front ends in a cooperating To arrange relation, the upper UJerkzeugaufnähme a - 23 - . 009848/0104 Contains spring leaf (16), which is in guided pressure. intervention with the handle is available and by pressing the lever handle to another tool holder can be moved into a parallel position in which the axes of the holes coincide, a tool holder, which is mounted on the lower tool holder, an arrangement for fastening the receptacle on the lower tool holder, which one won the lower UJerkzeugauf would take held bolt (84) f the one in the hole on the lower tool holder for the relative rotational and axial loading is attached in it, a set of angularly spaced pairs of axially interlocking detents, from the lower tool holder bziu. Tool holder are carried to fix them in a number of relative rotational positions, one Tool receptacle (3o), its arrangement for rotatable holding the container on the top. ; λ Tool holder, a support shoe (24) with a Reduced diameter end portion that is fixed and non-rotatable in the hole (42) in the upper tool holder is received and surrounded by an attachment surface (56) which rests on the flat part around the hole, a bore (58) in the support shoe (24) in a saddle surface - 24 - 009848 / 01ü ends, on which the handle engages, a bolt (76), which is received tightly in the bore (B8), and a head (So) to hold the container (3o) in place and a set of spring operated Pairs of locking members that secure the container and the upper tool holder together connect and have the same angle arrangement, like the first mentioned pairs of detents. 009848/0104 Blank page