EP1201870A1 - Method and device for mounting bars and transoms in a frame - Google Patents

Abstract

The bars or barred grilles are contained in a frame, especially a spreader frame (4) for double-glazing panes. A four-sided, right-angled mounting-frame tilting towards the vertical holds movably mounted cross-bars (2,2';3,3') containing the spreader-frames. The bars or grilles are fixed in the spreader-frame by means of an appliance (9-12). The mounting-frame consists of two parallel horizontal fixed frame bodies (5,6) joined at right angles by two parallel lengthwise bodies (7,8).

Description

The invention relates to a device for mounting rungs, in particular Lattice bars in a frame, in particular spacer frames of insulating glass panes, according to the preamble of claim 1. Furthermore, the invention relates to a method for automatic screwing or shooting of rungs, in particular rung grids to a frame, in particular spacer frames of insulating glass panes according to claim 15 using the claimed device.

The introduction of rungs and lattice grids in spacer frames from Insulating glass panes have previously been carried out using manually operated assembly tables to which the spacer frames have been fixed. Then the rung or the Grid bars inserted and by means of optical auxiliary lines or integrated measuring tapes aligned and fastened manually, whereby between the rung ends or Grid ends and the inside of the spacer frame plug body, in particular Plastic stoppers were used, on which the rungs were attached or were attached. The attachment of the rungs of the rung grille to the spacer frame is carried out by means of fastening clips or nails, which are passed through a compressed air gun Spacers were shot through and anchored in the plastic plug. A Attachment by means of screws was also provided. For this, the one with an outer Flanged plugs on the inside of the spacer frame with or without rung screwed on at the desired location. The fastening process for the rung or that Grid bars were made on two sides. After that, the entire unit was rotated, usually by hand, and the process on the remaining two sides of the Spacer frame repeated. In cases where it was not ensured that the opposite sides of the spacer frame were the same length, the frame had to the lattice bars are rotated twice, namely once around the longitudinal and once around the Transverse axis of the frame.

This time-consuming and therefore costly, at least partially manual processing With the help of a horizontal assembly table, the invention is now to be carried out by an automated one Positioning of the rungs or the rung grille in relation to the spacer frames of insulating glass panes and the screwing or connecting devices essential be simplified and thus become error-free, automated and electronic guided installation of rungs or rung grids in spacer frames, without the need for manual positioning and adjustment processes. Therefore, the object of the invention is, in particular, a corresponding device to create with an associated process. These could have a. the advantage that they are to a certain extent seamlessly into an existing electronically controlled one Have sprout production inserted, in which all dimensional settings for the saw Cutting the rung profiles, the drilling device and the assembly of the deflected Profiles for lattice bars are made using an EDP program.

As far as the device part of the invention is concerned, this object is achieved by a four-sided, right-angled mounting frame arranged at an angle to the vertical Inclusion of traverses mounted on this for support and processing of spacer frames of different sizes and the associated rungs or the associated lattice bars and a device for adjustment and attachment the rungs or the rung grid in the spacer frame in particular from Insulating glass panes, and as far as the process aspect of the invention is concerned, in that the stopper or the rung clamped on it with the help of one against the outside the spacer frame movable screw or connection device by means of a from this supplied screw or connecting clip, which is from the outside through the cavity of the spacer profile is screwed or shot through, on the Spacer profile is attached.

In contrast to the horizontal assembly table of known design, the device according to the invention thus an inclined or vertically inclined Mounting frame with mounted on it in the direction of the x-axis and the y-axis Trusses, at least one of which is movable or adjustable. It can be used to usually fix and fix a rectangular spacer frame at all four corners Fasten the lattice bars on all four sides of the frame at the same time, all Positioning movements of the required mounting, clamping, adjusting and Positioning devices with the help of stepping and / or control motors can be program controlled.

In this way, both the usual sources of error caused by human influences, as well as significantly shorten the assembly time and also with the help of screw connections between rungs or rung grids and spacer frames make the entire system more stable and the frame tightness improve. In addition, the space required for the production of rungs or Spacer frame provided with lattice bars significantly lower than before. About that there are also economic advantages.

According to the advantageous further developments of the The invention can be, for example, in particular the following further configurations and Take action.

The mounting frame can consist of two parallel, essentially horizontally arranged, fixed frame bodies and two parallel, the two frame bodies with each other connecting and to their right-angled longitudinal bodies exist, while the Traverses of two, at least partially displaceably mounted on the frame bodies, upright truss bodies and two at right angles to them, on the Longitudinal bodies at least adjustably mounted and with the upright truss bodies right angles enclosing, transverse truss bodies can exist.

The two transverse truss bodies expediently form an upper and a lower traverse and are above or below the one that is perpendicular to them arranged upright truss body, which form a left and a right truss.

The trusses can be positioned and centered in the form of Sliding and mounting parts can be provided for the processing of spacer frames of different sizes and the rungs or lattice grids to be arranged in these enable.

In addition, the truss body with respect to the spacer frame and Movable grating and / or connecting devices are provided with which the rungs or rung grids are attached to the spacer frame by screws, Nails or staples can be attached. Both the truss body and the sliding and Bracket parts and the screwing and / or connecting devices can be expediently in relation to the respective spacer frame size and the position the rungs or rung grids to be installed in these by control devices adjust automatically at the same time or in succession.

Finally, it has also proven to be the screwing or connecting devices train independently working and adjustable units, of which at least one Screw or connection device for screwing in or shooting on, for example Spax screws and a movable spacer hold-down for those to be screwed on or to be connected to the rung or to be screwed or connected Rung bars are included as well as a rung and spacer support Pre-positioning of the rung end in relation to the inner surface of the spacer profile.

Furthermore, a clamping jaw device can be used with the hold-down spacer Clamping the rung or the rung grid in the screw fastening position or Interacting position with respect to the spacer frame through which the Rung or the rung grating in the longitudinal direction of the truss body at least during the screwing process or the connection is clamped.

Fig. 1

eine schematische, perspektivische Ansicht der Montagevorrichtung und

Fig.2

eine schematische Detailansicht der in der Vorrichtung von Fig. 1 verwendeten verfahrbare Halterungsteile zur Positionierung und Zentrierung der Anschraubeinrichtungen in Bezug auf den Abstandhalterrahmen.

The invention is explained in more detail below with reference to the embodiment shown in the drawing. Show it:

Fig. 1

a schematic, perspective view of the mounting device and

Fig.2

is a schematic detailed view of the movable bracket parts used in the device of Fig. 1 for positioning and centering the screwing in relation to the spacer frame.

The device shown in Fig. 1 for mounting rung grids 13 in one Spacer frame 4 of insulating glass panes has an angle α to the vertical inclined mounting frame 1, the cross members 2, 2 '; 3, 3 ' records that for holding and editing spacer frames 4 different Size and associated rungs or rung grids 13 and devices 9, 10, 11, 12 serve with which rungs or rung grids 13 in the spacer frame 4th can be adjusted and fixed in particular by insulating glass panes.

It should be pointed out in principle that rung grating of the type shown at 13 in The cavity of an insulating glass pane consisting of two panes of glass which passes through the spacer frame 4 are kept separate from one another. The Such a lattice lattice is attached by shooting, but in particular Screw the rungs onto the inside of the spacer frame 4. Thereby, with With the help of the devices 3, 10, 11 at the intended fastening points of the frame screws screwed in from the outside through the frame outer wall, which the Cross the hollow profile frame and do not connect directly to the bars of the grille occur, but enter the plastic plugs 34 located in the front of the rungs, which expand when the screw enters and thereby with the inner wall of the Connect the hollow profile rung firmly.

The devices 9, 10, 11, 12 are so-called mounting and Mounting devices, each as shown schematically in Fig. 2, from one Frame support device 16, a clamping device 17 for clamping the in the spacer frame 4 to be installed rung or the rung cross 13, one both height and side adjustable screwdriver unit 22, which in Fig. 2 generally with 14 is designated and the head 31 is clamped on the outside of the and held down spacer frame 4 for screwing on the rung or Crossbar 13 on the inside of the frame against the frame 4 can be aligned, and a spacer frame hold-down device connected to a gripper unit 27 15 exist, for this purpose on or above the spacer frame 4 in the direction of the double arrow H is slidably mounted and the latter between itself and the one the trusses 3, 3 'connected to the spacer frame support device 16.

For precise positioning and tightening of the rungs or crossbar 13 serves a jaw device 17 which with the help of a jaw cylinder 30 in Direction of the double arrow L is movable and clamps the cross bars between them. The jaw cylinder 30 is connected to a gripper unit 27, which in turn one with respect to the spacer frame hold-down device 15 movable finger 29 for scanning the upper edge of the spacer frame 4. On the other hand, this is Gripper unit 27 with respect to the cross member 3, 3 'of the mounting frame 1 and one on this located finger 28 movable. These possibilities of movement of the gripper unit 27 are indicated by double arrows K and J. For the purpose of centering, the gripper unit 27 but also connected to the screwdriver unit 22, as shown by the broken line 31 in FIG. 2 indicated.

The identically or almost identically constructed devices 9, 10, 11, 12 work with spacer frame support devices 16 belonging to mounting frame 1 together, which also belong to the mounting frame and on it Traverses 3, 3 'arranged movably are firmly connected, as indicated in FIG. 2 is. The frame support devices 16 still take a spacer frame 4 one insulating glass pane to be produced, on the inside of which the lattice grid 13 is fastened shall be.

The attachment of the spacer frame with the cross bar 13, the latter is like also the spacer frame is a hollow profile and shown in longitudinal section in FIG. 2, takes place with the help of screwdriver units 22 which, as stated above, are part of the controllable mounting and mounting devices 9, 10, 11, 12 and as such both height and side adjustable on the bearing slide 24 along the crossbars of the Mounting frame are movable, so that these units with their head 32 on the Outside of the clamped and held-down spacer frame 4 for the purpose Screwing the rung of the rung grid 13 against the frame 4 can be aligned.

The screwdriver unit 22 is used to perform the above operations with a Guide rail 26 connected and on a height-adjustable plate along this rail 23 mounted longitudinally and transversely. The longitudinal movement of the screwdriver unit takes place in Direction of the double arrow F and thus also the longitudinal movement of the tip 32 shown screw 33, which is indicated by the double arrow G.

As can be seen from Fig. 1, the mounting frame 1 consists of two parallel, in essentially horizontally arranged, fixed frame bodies 5, 6 and two parallel, connecting these two frame bodies together and perpendicular to them extending longitudinal bodies 7, 8, while the trusses 2, 2 '; 3, 3 'from two to the Frame bodies 5, 6 mounted, upright truss bodies 2, 2 'and two to them arranged at right angles, mounted on the longitudinal members 7, 8 and with the upright Truss bodies 2, 2 'enclosing right angles, transverse truss bodies 3, 3 'exist. At least one of the upright truss bodies 2, 2 'is on the horizontal frame bodies 5, 6 slidably mounted and at least one of the transverse truss body 3, 3 'is on the vertical or at the angle α to Horizontal inclined longitudinal bodies 7, 8 are slidably mounted. Let it this way by adjusting the truss body accordingly all desired sizes of the Edit spacer frame 4 and the devices 9, 10, 11, 12 on them associated spacer frame sides in the direction of the double arrows A and B with respect position and adjust the fastening points of the lattice grille 13.

As can be seen, the mounting frame 1 is arranged on a floor frame 18 and to adjust its angle of inclination α with at least one with the floor frame hinged strut 20, 20 '. The floor frame stands on feet 21 that can be height adjustable to maintain a desired level. Joints 19 on the Joints between the mounting frame and floor frame allow the Swiveling the mounting frame 1 over the horizontal, as by the double arrow E indicated in Fig. 1, in the vertical.

The operation of the controllable mounting and mounting devices 9, 10, 11, 12, the sliding parts are also called, is program controlled and automated, the individual movements by means of stepper and control motors but also triggered other known pneumatic and electrical devices and are conducted in such a way that the movements of the Screwdriver units 22, the spacer frame hold-down devices 15, the Clamping jaw devices 17, the gripper units 27 and the one with the crossbeams Mounting frame coupled spacer frame support devices 16 is made. On this way it is ensured that the spacer frame 4 and the rungs to be fastened in this or the rungs to be fastened 13 in brought the desired screw position and there until the end of Screwing process can be locked. The movements of all furnishings or Brackets and mounting devices 9, 10, 11, 12 can, depending on the selected machining program either simultaneously or in succession done automatically.

The device for mounting rungs, in particular rung grids in one Frame, especially spacer frame of insulating glass panes, is a Assembly procedures assigned, in which, based on the positioning of a Spacer frame of the desired size on the crossbars of the mounting frame and after the plastic end plugs have been attached to the ends of the rung or Cross bars of the grid such that these plugs with their end flange on the inside of the spacer frame, these plugs or those clamped on them Rungs with the help of movable against the outside of the spacer frame Screw-on or connection devices by means of screws or Connection clips, which pass through the cavity of the spacer profile from the outside be screwed or shot to or from the rungs or bars with the spacer profile at the desired points connect, be attached.

It can be assumed that the screw-on or connection devices automatically and programmatically with respect to the Spacer frames are positioned and the rungs, rung bars or that Cross bars centered on the spacer frame with the help of clamping jaw devices and be determined. These jaw devices are made with the help of Jaw cylinders, as shown at 30 in Fig. 2, in the direction of the double arrow L set. The jaw cylinders are with gripper units 27 in Operational connection that lie on the spacer frame pads 16 Spacer frame 4 with respect to its position to the screw or Scan connecting devices 14. Since the scanning movement of each gripper unit with the Movement of the truss body is coordinated on which the screw or Connection devices are arranged, is a precise facility of the Guaranteed machining positions on the spacer frame, with a automated fastening screw feed, indicated by the tubular Device 25 in Fig. 2, it is ensured that when triggering the screwing on Head of the screwdriver unit 22, a screw 33 is also available.

By using a precise guidance system with electronic scanning the positions of the individual parts are constantly queried and together compared and any dimensional deviations corrected immediately. By using special Torque clutches and electronic sensors are used in both the tightening operations as well as the screw depth is monitored, and faulty screws are thereby automatically recognized and ejected. In this context, too Magnetic tape systems with scanning used, the positioning and Ensure reproductive accuracy in the required 1/10 mm range and that of Control program to be monitored.

The main advantages of the device according to the invention and the associated one Procedures can eliminate all justified by human influences Sources of error and thus a significant reduction in complaint costs but also a reduction in assembly time from an average of two in the past Minutes to about 15 to 20 seconds per rung grid.

Furthermore, the screw connections make a much more stable system created that when handling the spacer frame and in relation to the Frame tightness offers considerable advantages. Here is the almost vertical working level of the entire production adapted to the insulating glass manufacturing process. In this Context, the space requirement of such mounting devices is also essential reduced, and there are also ergonomic advantages, the previous one Exclude health impairments of working people.

Claims (19)

Device for mounting rungs, in particular rung grids, in a frame, in particular spacer frames of insulating glass panes, with a device for accurately positioning the rungs or the rung grille in the spacer frame and for connecting them to the spacer frame, characterized by a four-sided, right-angled, vertical inclined mounting frame (1) for receiving traversers (2, 2 '; 3, 3') movably mounted on it for holding and processing spacer frames (4) of different sizes and the associated rungs or the associated rung grating (13) and by a device (9, 10, 11, 12) for adapting and fastening the rungs or the rung grille (13) in the spacer frame (4), in particular insulating glass panes. Device according to claim 1, characterized in that the angle of inclination of the mounting frame is between 0 and 90 °. Apparatus according to claim 1 or 2, characterized in that the mounting frame (1) consists of two parallel, substantially horizontally arranged, fixed frame bodies (5, 6) and two parallel frames which connect the two frame bodies (5, 6) to one another and are at right angles to them extending longitudinal bodies (7, 8), and that the cross members (2, 2 '; 3, 3') consist of two upright cross member bodies (2, 2 ') mounted on the frame members (5, 6) and two arranged at right angles to them , on the longitudinal members (7, 8) and with the upright cross members (2, 2 ') enclosing right angles, transverse cross members (3, 3'). Apparatus according to claim 3, characterized in that at least one of the upright cross member (2, 2 ') is slidably mounted and that at least one of the transverse cross member (3, 3') is slidably mounted. Device according to one of claims 1 to 4, characterized in that the mounting frame (1) is arranged on a floor frame (18) and for adjusting its angle of inclination - by at least one strut (20, 20 ') articulated to the floor frame (18) connected is. Device according to claim 5, characterized in that the base frame (18) stands on feet (21). Device according to claim 6, characterized in that the height of the feet (21) is adjustable. Device according to one of claims 1 to 6, characterized in that the two transverse cross-member bodies (3, 3 ') form an upper and a lower cross-member and are arranged above or below the cross-member bodies (2, 2') running at right angles to them, which form a left cross member (2) and a right cross member (2 '). Device according to one of claims 1 to 8, characterized in that the truss body (2, 2 '; 3, 3') with slidably mounted holding parts (9, 10, 11, 12) for positioning and centering the spacers (4) of different sizes as well as the rungs or rung grids (13) assigned to them. Device according to one of claims 1 to 9, characterized in that the cross member body (2, 2 '; 3, 3') with screwing devices (14) and / which can be moved with respect to the spacer frames (4) and rungs or rung grids (13) or connecting device are provided with which the rungs or rung grids (13) can be fastened to the spacer frame (4) by means of screws, nails or clamps. Apparatus according to claim 10, characterized in that both the truss body (2, 2 '; 3, 3') and the slidably mounted mounting parts (9, 10, 11, 12) and the screwing and / or connecting devices (14) with respect the respective spacer frame size and the position of the rungs or rung grids (13) to be installed in them can be adjusted automatically or sequentially by control devices. Device according to one of claims 9 to 11, characterized in that the screwing and / or connecting devices (14) are independently working, adjustable units, to which at least one screwing device or connecting device for screwing or connecting, for example, Spax screws, and a movable one Spacer hold-down device (15) for the rung to be screwed or connected or the rung grid to be screwed or connected (13), as well as a rung and spacer support (16) for prepositioning the rung end with respect to the inner surface of the spacer profile (4 ). Apparatus according to claim 12, characterized in that the spacer hold-down device (15) interacts with a clamping jaw device (17) for clamping the rung or the rung grille (13) in the screw fastening position or connection position with respect to the spacer frame (4) Clamping jaw device (17) the rung or the rung grille (13) in the longitudinal direction of the truss body (2, 2 '; 3, 3') at least during the screwing or. Connection process is clamped. Apparatus according to claim 12 or 13, characterized in that the hold-down spacer (15) also serves to center the rung or the rung grille (13) with respect to the screwing or connecting device (14). Method for assembling rungs or rung grids in a frame, in particular spacer frames of insulating glass panes, with a device for accurately positioning the rungs or rung grids in the spacer frame and for connecting them to the spacer frame according to the device features according to one or more of claims 1 to 14, the rung or the rung grille being positioned with respect to the spacer frame in such a way that the ends of the rung or the rung bars of the grille are provided with a plug which can be inserted therein and whose end flange rests on the inside of the spacer frame, characterized in that that the stopper or the rung clamped on it with the help of a movable against the outside of the spacer frame screwing or connecting device by means of a screw or connecting clip supplied by it, which g from the outside through the cavity of the spacer profile screwed or shot through, is attached to the spacer profile. A method according to claim 15, characterized in that the screwing or connecting device is automatically positioned with respect to the spacer frame before unscrewing or connecting. A method according to claim 15 or 16, characterized in that the rung or the crossbar is fixed with the aid of a clamping jaw device on the spacer frame, which clamping jaw device is adjusted with the aid of a clamping jaw cylinder which is firmly connected to a gripper base body which is the spacer lying on a spacer frame support with respect to its position to the screwing or connecting device. A method according to claim 17, characterized in that the scanning movement of the base body is coordinated with the movement of the truss body on which the screwing or connecting device is arranged, the movement of the truss body taking place in a substantially perpendicular and horizontal direction with respect to the spacer frame and after reaching the screw-on or connection position, the movement of the bearing slide of the screw-on or connection device against the outer wall of the spacer profile is triggered and thus the screw-on or connection process. Method according to one of claims 15 to 18, characterized in that the screws or nails or clamps of the screwing or connecting device of the latter are automatically fed via a compressed air hose connection.

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