EP2502702B1 - Dispositif de traitement d'une lentille optique - Google Patents

Dispositif de traitement d'une lentille optique Download PDF

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Publication number
EP2502702B1
EP2502702B1 EP11002726.5A EP11002726A EP2502702B1 EP 2502702 B1 EP2502702 B1 EP 2502702B1 EP 11002726 A EP11002726 A EP 11002726A EP 2502702 B1 EP2502702 B1 EP 2502702B1
Authority
EP
European Patent Office
Prior art keywords
tool
lens
lenses
changing
drive
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP11002726.5A
Other languages
German (de)
English (en)
Other versions
EP2502702A1 (fr
Inventor
Gunter Schneider
Helwig Buchenauer
Ulf BÖRNER
Klaus Krämer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Schneider GmbH and Co KG
Original Assignee
Schneider GmbH and Co KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Schneider GmbH and Co KG filed Critical Schneider GmbH and Co KG
Priority to EP11002726.5A priority Critical patent/EP2502702B1/fr
Priority to DE112012001366T priority patent/DE112012001366A5/de
Priority to US14/006,825 priority patent/US10695886B2/en
Priority to PCT/EP2012/001201 priority patent/WO2012126604A2/fr
Publication of EP2502702A1 publication Critical patent/EP2502702A1/fr
Application granted granted Critical
Publication of EP2502702B1 publication Critical patent/EP2502702B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B13/00—Machines or devices designed for grinding or polishing optical surfaces on lenses or surfaces of similar shape on other work; Accessories therefor
    • B24B13/0031—Machines having several working posts; Feeding and manipulating devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B27/00—Other grinding machines or devices
    • B24B27/0069—Other grinding machines or devices with means for feeding the work-pieces to the grinding tool, e.g. turntables, transfer means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B27/00—Other grinding machines or devices
    • B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • B24B41/005—Feeding or manipulating devices specially adapted to grinding machines

Definitions

  • An optical lens for example for glasses, should have certain optical properties.
  • the associated desired optical data of the lens are determined, for example, by an optometrist.
  • the lenses are then machined or fabricated depending on the respective desired optical data, wherein the lenses are provided in particular with so-called free-form surfaces (for example, progressive lenses, etc.).
  • free-form surfaces for example, progressive lenses, etc.
  • the following description and the present invention preferably relate to such lenses or lens blanks which are processed in accordance with the desired, individualized optical data and in particular provided with so-called free-form surfaces.
  • the DE 100 29 966 A1 discloses an apparatus for processing, in particular grinding, an optical lens, wherein the lens is exchangeable by means of a lens changing device.
  • the lens changing device has a pivotable about a vertical axis loading arm with means for receiving and depositing lenses.
  • the DE 10 2007 042 667 A1 shows an optical lens polishing apparatus.
  • the polishing apparatus has two receptacles for holding the blocked lenses to be polished and associated motors for rotating the lenses during processing.
  • the lenses, with their surface to be polished during processing at least substantially down and are located in a working space.
  • the polishing apparatus has polishing tools arranged under the lenses, which are each rotatable by an associated rotary drive.
  • the polishing apparatus has a tool changing device with a pivotable about a vertical axis pivot arm.
  • the WO 2005/105372 A1 discloses a lens processing machine with two workpiece changers, each associated with a tool magazine, the tool magazines are arranged side by side.
  • the present invention has for its object to provide an apparatus for processing, in particular polishing, an optical lens, wherein a simple and / or robust construction is made possible or facilitated, with a change of lenses and / or tools is facilitated or simplified and / or wherein a good lateral accessibility while facilitating the construction of the device is made possible or facilitated.
  • the device has a lens changing device for changing the lens, which is preferably arranged between a working space and a conveyor for lenses or pivotally mounted there.
  • a lens changing device for changing the lens, which is preferably arranged between a working space and a conveyor for lenses or pivotally mounted there.
  • the lens changing device preferably has a pivoting arm, which is pivotable on an at least substantially horizontal arm axis.
  • the arm axis extends at least substantially parallel to a conveying device of the conveying device for the lenses. This allows a simple and / or compact structure with in particular good lateral accessibility. It is particularly advantageous here that the swivel arm pivots away at this change device up and / or back, whereby the accessibility to the working space is much easier.
  • Vorzgutician the device preferably in addition to the lens changing device on an independently operating tool changing device for changing the tool.
  • changing the tool by means of the tool changing device takes place while at the same time the lens is changed by the lens changing device.
  • This allows an optimized change of lens and tool, wherein the respective changing devices can be optimally adapted to the lens or the tool. This in turn facilitates or facilitates a simple and / or robust construction.
  • the lens changing device preferably comprises a holding device which can hold or receive two lenses on opposite sides and / or which holds the lens to be processed by means of negative pressure and holds the processing lens by gripping for changing.
  • a holding device which can hold or receive two lenses on opposite sides and / or which holds the lens to be processed by means of negative pressure and holds the processing lens by gripping for changing.
  • the invention relates to a device 1 for processing, in particular polishing, an optical lens 2 or another optical component, even if below is always spoken only of lenses as a preferred workpiece and polishing.
  • the starting point for the creation or processing of an optical lens 2 is a lens blank. This is machined in an exciting manner or in another shaping process and in further processing steps in such a way that at the end a finished optical lens 2 with the desired optical properties is available, based on the machining of the surface geometry.
  • the term "lens" in the context of the present description preferably designates both the lens blank before the necessary processing steps are carried out and at the end the finished lens 2.
  • the lens 2 or the lens blank is preferably made of plastic. However, in principle, any other suitable material to be processed, possibly also glass or mineral glass, can be used. When the finished lens 2 is to be used for a pair of glasses (not shown), which is preferably the case, the lens 2 is also referred to as a spectacle lens in the present invention, even if the lens 2 may not be made of glass.
  • the device 1 preferably has a working space 1A in which the polishing takes place.
  • the working space 1A is closed during processing or polishing.
  • Fig. 1 shows a schematic plan view of the proposed device 1 for polishing at least one lens 2, here simultaneously two lenses 2, in the region of the working space 1A.
  • the device 1 has a tool drive 4 to drive the tool 3, in particular to set in rotation.
  • the tool 3 is thus rotatable about the axis of rotation D by means of the associated tool drive 4.
  • the device 1 has two tool drives 4 in order to be able to drive the two tools 3 provided for the simultaneous processing of the two lenses 2.
  • a common tool drive 4 can be provided for both tools 3.
  • the axes of rotation D of the tools 3 or tool drive 4 are preferably at least substantially horizontal and / or parallel to each other in the illustrated embodiment.
  • the device 1 preferably has a lens drive 5 for rotating the lens 2 to be processed, that is to be polished.
  • the lens 2 is rotatable about an axis of rotation R by means of the lens drive 5.
  • the device 1 preferably has two lens drives 5 in order to be able to polish two lenses 2 at the same time in the illustrated example.
  • a common lens drive 5 can also be provided for two lenses 2.
  • the or each lens drive 5 in the illustrated embodiment preferably has a receptacle 5A for holding or clamping the associated, preferably blocked lens 2, particularly preferably a block piece 2A of the lens 2, and an associated motor 5B for driving or rotating the associated receptacle 5A or Lens 2 on.
  • the receptacle 5A may also directly receive, hold or clamp the lens 2.
  • the lens drive 5 or the motor 5B is preferably arranged together with the associated receptacle 5A in the working space 1A. In the illustrated example, therefore, two lens drives 5 or motors 5B for driving the lenses 2 are arranged in the working space 1A of the device 1.
  • the device 1 is preferably designed such that the receptacle 5 A or the lens drive 5 - that is, in particular, together with the associated motor 5 B - is pivotable about a pivot axis S.
  • the pivot axis S preferably runs transversely, in particular perpendicular, to the rotation axis R.
  • the pivot axis S preferably intersects the axis of rotation R or axes of rotation R.
  • the two receptacles 5A or lens drives 5 are preferably pivotable about the common pivot axis S and / or only together.
  • the axes of rotation R of the two lenses 2 or lens drives 5 or motors 5B preferably run parallel to each other in the illustrated example.
  • the pivot axis S preferably extends at least substantially horizontally.
  • the pivot axis S preferably passes through the working space 1A.
  • the pivot axis S preferably extends transversely, in particular perpendicular to the axis of rotation D or the axes of rotation D.
  • the respective axis of rotation R preferably at least substantially horizontally and / or at least substantially in extension of the axis of rotation D.
  • the device 1 preferably has a push rod adjustment 6 for holding and / or pivoting the lens drive 5 or motor 5B or the lens (s) 2, receptacle (s) 5A or lens drives 5 and / or motors 5B.
  • Fig. 2 shows the device 1 and the push rod adjustment 6 in a schematic section along line II-II of Fig. 1 So in a vertical section.
  • Fig. 3 shows a schematic side view of a lower part of the push rod adjustment. 6
  • the push rod adjustment 6 preferably serves the already mentioned oscillation of the receptacle (s) 5A or the lens (s) 2 about the pivot axis S.
  • the push rod adjustment 6 has for this purpose preferably a push rod 6A, as in Fig. 2 indicated, the push rod 6A may be formed in one or more parts.
  • the brackets 6E are preferably formed angularly in the representation example, as in particular from Fig. 1 seen.
  • the brackets 6E for example, each fixed to the associated motor 5B and hold it.
  • the motor 5B in turn, rotatably supports the associated receptacle 5A.
  • the push rod adjustment 6 preferably has a retaining element 6F, which is particularly hollow and / or tubular in the illustrated embodiment, and / or a retaining head 6G, particularly preferably for pivotal mounting of the pivot arm 6B, here in particular via the shaft section 6D.
  • the holding element 6F carries the holding head 6G at its end projecting into the working space 1A.
  • the pivot bearing or the pivot arm 6B and the push rod 6A are preferably encapsulated in the working space 1A or protected or covered, in the illustrated example by the push rod 6A receiving or giving holding element 6F and / or the holding head 6G.
  • the holding head 6G is connected to the hollow holding element 6F such that it closes it.
  • the holding head 6G is in the illustrated embodiment preferably in turn by a removable cover 6H o. The like. - Particularly preferably on the top - closed.
  • the holding element 6F and the push rod 6A are preferably led out of the working space 1A or end outside.
  • the push rod adjustment 6 or the holding element 6F is preferably led out of the working space 1A through an opening, in particular a bottom 1B of the device 1 or the working space 1A.
  • a bellows 61 is preferably provided, which is fixed end in the representation example on the one hand to the wall or the bottom 1B and on the other hand on the holding element 6F or holding head 6G.
  • the sealing element or the bellows 6I is designed such that a linear or axial movement of the push rod adjustment 6 or holding element 6F, in the representation example in the vertical direction or in the X direction, as indicated by an arrow in FIG Fig. 2 implied, without affecting the seal is possible.
  • the device 1 or the push rod adjustment 6 preferably has a first drive 7 for at least substantially linear adjustment or displacement of the receptacle (s) 5A or lens (s) 2 or the push rod adjustment 6 or the pivot axis S, in particular transversely to the axis of rotation D, in the vertical direction and / or in the X direction, as shown in the schematic side view of a lower part of the device 1 and the push rod adjustment 6 according to Fig. 3 seen.
  • the first drive 7 thus enables the process or the transverse feed of the lens 2 relative to the associated tool 3.
  • a calculated or controlled linear axis X is formed.
  • the first drive 7 is preferably arranged outside the working space 1A, in particular below the floor 1B and / or in a lower area of the device 1,
  • the device 1, the push rod adjustment 6 or the first drive 7 preferably has a first slide 8 for the linear guidance of the push rod adjustment 6 or holding element 6F.
  • the holding element 6F in particular in the region of its outer free end with the first carriage 8, optionally via a corresponding adapter, firmly connected, in particular screwed.
  • the in particular plate-like formed first slide 8 connects laterally and / or in extension to the preferably elongated and / or hollow profile-like or tubular holding element 6F.
  • the first carriage 8 is in particular slidably guided on a base part 1C of the device 1 and / or a rail 8A, preferably in the X direction or in the longitudinal direction of the holding element 6F or push rod adjustment 6.
  • the first drive 7 is preferably designed as a linear drive.
  • the first drive 7 preferably has a threaded spindle 7A for the linear adjustment of the first carriage 8.
  • the first drive 7 on a ball screw drive preferably by the threaded spindle 7A and an associated threaded portion 7B, the at least one ball, not shown, with the threaded spindle 7A is engaged, is formed.
  • the threaded portion 7B is connected to the first carriage 8 in the illustrated example.
  • the first drive 7 preferably has a first motor 7C for driving or rotating the threaded spindle 7A or the ball screw drive or another gearbox.
  • the first carriage 8 can thus be moved or displaced linearly or in the X direction in the illustrated example.
  • the device 1, the push rod adjustment 6 or the second drive 9 preferably has a second carriage 10 for linear movement or to actuate the push rod 6A.
  • the second carriage 10 thus allows said pivoting about the pivot axis S.
  • the second drive 9 engages the outer free end of the push rod 6A in order to be able to displace or displace the push rod 6A at least essentially in the X direction and thus to control the pivoting about the pivot axis S.
  • the push rod 6A is preferably articulated to the second drive 9 and second slide 10 via a hinge 6J.
  • a hinge 6J a hinge
  • the second carriage 10 is in particular slidably guided on the first carriage 8 or a rail 10A, preferably in the X direction or in the direction of the push rod 6A.
  • the second drive 9 preferably has a motor 9C for driving or rotating the threaded spindle 9A or the ball screw drive or another gearbox.
  • the second carriage 10 can thus be moved or displaced linearly or in the X direction in the illustrated example.
  • the device 1 in particular has a cover 1D, which is preferably movable or pivotable on one side of the working space 1A and / or in the working space 1A, as in FIG Fig. 4 indicated by dashed lines.
  • the cover 1D preferably forms a domed lid.
  • other constructive solutions are possible.
  • the proposed device 1 and the proposed method provide particularly preferred that the shots 5A in particular together with the associated motors 5B - particularly preferably by means of the push rod adjustment 6 - from the processing position to the change position by an angle W, as in Fig. 4 indicated, are pivotable.
  • the angle W is preferably at least substantially 90 °.
  • pivoting takes place about the pivot axis S from the at least substantially horizontally aligned machining position, as in FIG Fig. 1 and 2 indicated in the at least substantially vertically oriented change position, as in Fig. 4 indicated, and vice versa.
  • the lenses 2 are particularly preferably held or clamped over their block piece 2A in the associated receptacle 5A.
  • This can be done for example by a corresponding clamping device and / or by an example automated recording, clamping, suction, clamping o. The like., For example, by an electric motor, hydraulic or pneumatic drive,
  • Required supply lines 6K for example, for the electrical power supply of the motors 5B and / or for automated recording, holding, sucking or clamping the lenses 2 or block pieces 2A o.
  • the like. In particular for electrical, pneumatic and / or hydraulic supply, are preferably by the Push rod adjustment 6 in the working space 1A and / or inside the push rod adjustment 6 out, as in Fig. 2 indicated.
  • these or the rotation axes R can also be tilted relative to the axes of rotation D of the tools 3.
  • this tilting can take place at any angle, theoretically up to 90 °, so that in particular there is no limitation of the tilt angle during machining as in the prior art. Accordingly, especially lenses 2 with very high dioptres can be optimally processed or polished.
  • the lenses 2 are pivoted away from the tools 3. Accordingly, a change of the tools 3 is facilitated.
  • the illustrated device 1 is preferably designed for simultaneous processing or simultaneous polishing of two lenses 2 and accordingly preferably also has two tools 3 which can be crosslinked in rotation for processing the two lenses 2.
  • the device 1 can basically also be designed only for processing a lens 2.
  • a single lens drive 5 is sufficient. This is then arranged in particular on one side of the push rod adjustment 6 or holding head 6G. The arranged on the other side lens drive 5 can be omitted. Accordingly, then only a single tool drive 4 is sufficient with a single tool 3.
  • the tool 3 is preferably attachable to the tool drive 4 via a coupling 4A.
  • This is in particular a plug-in coupling o.
  • the tool 3 is preferably deliverable relative to the lens 2, in particular in the Z-direction or horizontal direction or in the direction of the axis of rotation D, as in Fig. 1 . 2 and 4 indicated. This can be done in particular by appropriate axial infeed or adjustment of the tool drive 4 or a spindle 4B of the tool drive 4 or the like.
  • the Z axis preferably runs parallel to the axis of rotation D.
  • the coupling 4A or spindle 4B is, if necessary, directly or indirectly drivable, for example via a belt drive 4C, preferably by a motor 4D of the tool drive 4.
  • the motor 4D extends in particular through a rear wall 1E of the working space 1A into the working space 1A, as in Fig. 2 and 4 indicated.
  • the belt drive 4C and / or other components are preferably arranged outside the working space 1A, particularly preferably behind the rear wall 1E.
  • other constructive solutions are possible.
  • the tool 3 is pressed with a predetermined or adjustable force against the lens 2 to be polished or employed, here in the Z direction.
  • the pressing or adjusting can for example be done pneumatically, by spring force or in any other suitable manner.
  • the tool 3 or the clutch 4A is preferably such articulated with the tool drive 4 and the spindle 4B o.
  • the like Connected or held that the tool 3 to the rotation axis D and / or Z-direction tend and thereby to the respective Create surface of the lens 2 to be polished and / or can fit.
  • a corresponding joint such as a ball joint or universal joint, is provided.
  • the polishing is preferably carried out by lapping, ie in particular using a corresponding friction fluid-containing liquid, such as a so-called polishing milk o.
  • the polishing can also be done by fine grinding.
  • a fine finish may be used to finish the lens 2, in particular before a subsequent coating of the lens 2.
  • workpieces (lens 2) and tool (polishing tool 3) can also be reversed or a kinematic reversal can be realized.
  • axis in particular with respect to the linear axes Y, X and Z - is preferably understood in terms of terminology in CNC controls (numerical or computer-aided controls) as a controlled or controlled or calculated movement axis.
  • the device 1 preferably has a programmable logic controller, not shown, CNC o. The like., On.
  • the supply of a polishing agent preferably takes place from obliquely above, for example via an in Fig. 4 Dashed lines indicated feed 11, and / or by the tool 3 and the tool drive. 4
  • Fig. 5 shows in a schematic plan view, the device 1 together with a preferably associated conveying device 12 for lenses 2.
  • the conveyor 12 forms part of the device first
  • the conveying device 12 preferably serves to supply lenses 2 which have not yet been processed or are still to be processed and / or to convey further lenses 2 processed in the device 1.
  • the conveying direction F preferably extends at least substantially horizontally and / or at least substantially parallel to the pivot axis S.
  • the conveyor 12 is designed or constructed as a belt conveyor.
  • the conveying device 12 is preferably arranged behind the working space 1A or behind the tool drives 4.
  • the device 1 preferably has a lens changing device 13 for changing the lenses 2.
  • the lens changing device 13 permits automated or automatic changing of the lenses 2.
  • the lens changing device 13 is particularly preferably designed such that lenses 2 to be processed can be picked up on the conveyor 12 and supplied to the receptacles 5A and processed lenses 2 are received on the receptacles 5A and the conveying device 13 can be supplied, wherein the processed lenses 2 can optionally be additionally cleaned.
  • the lens changing device 13 preferably has a swivel arm 13A and a holding device 13B for the lens (s) 2 preferably attached to or held by the swivel arm 13A, particularly preferably two holding devices 13B for the lenses 2 in the illustrated example.
  • a holding device 13B is associated with a receptacle 5A for equipping with a lens 2 to be processed and for removing a lens 2 after processing.
  • Fig. 6 and 7 illustrate the preferred construction of the lens changing device 13.
  • Fig. 6 shows a schematic, vertical section of Fig. 5 transverse to the conveying direction F.
  • Fig. 7 shows a schematic representation of the preferred structure of the lens changing device 13 with the holding devices 13B.
  • the lens changing device 13 or its pivot arm 13A is preferably pivotable about an arm axis A.
  • the arm axis A preferably runs at least substantially horizontally and / or at least substantially parallel to the conveying device F and / or at least substantially parallel to the pivot axis S.
  • the lens changing device 13 preferably has a pivot support 13C for the swing arm 13A.
  • the lens changing device 13 preferably has a pivot drive 13D for pivoting the pivot arm 13A, in particular via a belt drive 13E, in particular in FIG Fig. 7 indicated.
  • a pivot drive 13D for pivoting the pivot arm 13A, in particular via a belt drive 13E, in particular in FIG Fig. 7 indicated.
  • other constructive solutions are possible.
  • the two holding devices 13B are preferably arranged or held on opposite sides and / or at the free end of the pivoting arm 13A, in particular rotatable about a holding axis H.
  • the holding axis H preferably runs parallel to the arm axis A.
  • the holding devices 13B are preferably rotatably guided on the pivoting arm 13A in such a way that the lenses 2 are guided at least substantially parallel or are held horizontally when the pivoting arm 13A is pivoted. This can be done by an appropriate control. In the illustrated embodiment, this is preferably done by a belt drive 13F, which couples the rotation of the holding device 13B about the holding axis H with the pivoting of the pivot arm 13A about the arm axis A respectively.
  • the belt drive 13F is guided, on the one hand, by a rotary drive 13G seated on the arm axis A and, on the other hand, by a holding shaft 13H, which in turn is mounted on the pivoting arm 13A so as to be rotatable about the holding axis H and is non-rotatably connected to or supports the holding devices 13B.
  • the belt drive 13F is in the illustrated example optionally tensioned by a tension roller 13I or tensioned, as in particular in Fig. 6 indicated.
  • the holding devices 13B are preferably rotatable about the holding axis H, in particular by means of the rotary drive 13G or belt drive 13F. Particularly preferably, the holding devices 13B can be pivoted or rotated by 180 ° or more.
  • the holding devices 13B are preferably constructed such that they can hold the lenses 2 by vacuum or suction and / or gripping.
  • each holding device 13B preferably has a first receiving device 13J for picking up or holding a preferably still unprocessed lens 2, in particular by suction, in particular by suction, particularly preferably on the flat side of the lens 2 still to be processed, and a second receiving device 13K for picking up or holding Holding, particularly preferably gripping, a particular already processed lens 2 on.
  • the two receiving devices 13J and 13K are preferably arranged on opposite sides and / or preferably face away from each other.
  • the two receiving devices 13J and 13K are preferably pneumatically, hydraulically and / or electrically operable, actuatable and / or controllable.
  • one of the receiving devices in this case the second receiving device 13K, is designed such that in particular only the machined or polished lens 2 can be received or held or gripped on the edge, in particular via corresponding gripping arms 13L distributed over the circumference, such as in Fig. 7 indicated schematically.
  • the lens changing device 13 is preferably fixedly connected to the device 1 or mounted on a machine frame of the device 1 or held by it.
  • the lens changing device 13 or its swivel arm 13A is preferably pivotable over or on the conveyor 12 and over or on the receptacles 5A and in the working space 1A.
  • the position above the conveyor 12 is preferably referred to as a receiving position. This is in Fig. 6 shown in dashed lines.
  • the position in working room 1A or over the receptacles 5A is preferably referred to as a change position Fig. 5 indicated.
  • Fig. 6 does not show dashed an intermediate position (cleaning position) of the lens changing device 13 and the pivot arm 13A.
  • the receptacles 5A and 2 lenses are preferably pivoted upward, as in Fig. 4 indicated schematically.
  • the lens changing device 13 or its pivot arm 13A is moved or pivoted into the change position.
  • the finished lenses 2 are received by the holding devices 13B, in particular the second receiving devices 13K, in particular laterally gripped on the edge or on the circumference.
  • the preferably still blocked lenses 2 so together with their block pieces 2A of the lens changing device 13 and the holding means 13B and the second receiving means 13K are raised. This is preferably done initially by a linear relative movement in the vertical direction.
  • the new lenses 2 and the still to be processed lenses 2 are placed on the receptacles 5A.
  • the switching of the lenses 2 is completed and the lens changing device 13 can be moved or swung from the change position back to the pickup position.
  • the processed or polished lenses 2 are preferably cleaned.
  • the device 1 has in particular a corresponding cleaning device 14.
  • the cleaning is preferably carried out when moving back or pivoting back the lens changing device 13 from the change position to the receiving position.
  • the lens changing device 13 or its pivoting arm 13A assumes an intermediate position for cleaning, which in FIG Fig. 6 is shown and hereinafter also referred to as cleaning position.
  • the cleaning device 14 for this purpose is preferably moved at least substantially vertically upwards into an upper position, in particular by means of an unspecified lifting device, carriage guide o. The like.
  • Fig. 6 shows the cleaning device 14 in an upper position.
  • the lenses 2 held by the holding devices 13B or second receiving devices 13K preferably dip into corresponding cleaning spaces 14A of the cleaning device 14.
  • the lenses 2 are deposited by corresponding opening of the holding devices 13B and second receiving devices 13K and gripping arms 13L in the cleaning device 14 and the cleaning spaces 14A, respectively.
  • the holding devices 13B and second receiving devices 13K are again moved out of the cleaning spaces 14A, in particular by moving the cleaning device 14 vertically to a lower or lower position.
  • the cleaning rooms 14A are preferably closed by a closing device, not shown, a lid o.
  • the cleaning of the processed or polished lenses 2 is preferably carried out automatically or automatically.
  • the cleaning of the lenses 2 is only optional.
  • the cleaning can be omitted if necessary. If necessary, the cleaning device 14 can be omitted.
  • a cleaning of the lenses 2 may be provided before the processing in the device 1 or be realized by means of the device 1.
  • the lens changing device 13 accordingly stops in the cleaning position before the lens changing device 13 moves further to the change position.
  • the cleaning device 14 is opened again and moved upwards. Now the lens changing device 13 can resume or detect the cleaned lenses 2 again.
  • the cleaning device 14 moves down again to a lower position (not shown).
  • the lens changing device 13 can be moved further into the receiving position (dashed in FIG Fig. 6 shown) are moved or swiveled and the processed or polished lenses 2 now on the conveyor 12, in particular in an in Fig. 6 schematically indicated, for example, tray-like conveyor container 12A store.
  • the lenses 2 with their block pieces 2A each engage in a corresponding recess or recess of the delivery container 12A.
  • the pivot arm 13A is again raised slightly or the holding devices 13B and second receiving devices 13K are raised or swung up so far with their gripping arms 13L that the conveying device 12 can further convey the lenses 2 or the conveying container 12A in the conveying direction F.
  • the holding devices 13B are pivoted about the holding axis H, so that now preferably the first receiving devices 13J point downwards in order to next receive unprocessed or polished lenses 2 from or on the conveyor 12.
  • the swivel arm 13A is then correspondingly pivoted downwards until the holding devices 13B or first receiving devices 13J have received the lenses 2 to be picked up accordingly, more preferably flat-suctioned.
  • the now recorded lenses 2 are lifted from the lens changing device 13 and the holding means 13B of the conveyor 12 and a corresponding conveyor container 12A, and then next to the processing of the previously supplied to the receptacles 5A lenses 2 to change them.
  • the holding devices 13B are first rotated or pivoted again by 180 ° about the holding axis H. Subsequently, the change of the lenses 2 in the change position after lens processing as already described.
  • the substantially vertical movement when lifting the lenses 2 from the conveyor 12 or a conveyor container 12A and / or when placing the lenses 2 on the conveyor 12 and a conveyor container 12A by the pivotal movement of the pivot arm 13A especially at least substantially horizontal alignment of the pivot arm 13A in the receiving position and / or by a corresponding vertical movement or movability of the lens changing device 13 and / or conveyor 12 can be realized.
  • the conveying container 12A it is possible for the conveying container 12A to be realized correspondingly for this desired vertical movement by means of a manipulating device or the like which is not shown, which, for example, raises a conveyor belt of the conveying device 12 in regions.
  • the lens changing device 13 or pivot bearing 13C or arm axis A is preferably located between the working space 1A on the one hand and the cleaning device 14 and / or conveyor 12 on the other.
  • the working space 1A is preferably coverable or closable by the cover 1D.
  • the cover 1 D is preferably pivotable in an open position within a housing of the working space 1A to the side, in particular pivotable forward, as in Fig. 6 indicated by dashed lines.
  • the opening and closing of the working space 1A or the cover 1 D or the pivoting and pivoting of the cover 1 D is preferably carried out automatically or automatically, in particular by means of a corresponding tilting drive 1 F, as in Fig. 6 indicated schematically, and / or preferably pneumatically.
  • the changing of the lenses 2 can preferably be automated or automatic.
  • the device 1 preferably has a correspondingly designed control device, which is not shown.
  • the proposed device 1 and the proposed method are preferably aimed at simultaneously receiving and processing two lenses 2, in particular polished. Accordingly, two tools 3 are simultaneously used for this purpose, which process the two lenses 2 in parallel, in particular independently of each other.
  • a preferred change of the tools 3 will be explained in more detail.
  • This is done in particular automatically or automatically by means of a tool changing device 15.
  • a separate tool changing device 15 is provided for each tool 3 or each tool drive 4.
  • a common tool changing device 15 may be provided for changing both tools 3.
  • the proposed device 1 thus has in particular at least one tool changing device 15, in the illustrated example particularly preferably two tool changing devices 15.
  • the tool changing devices 15 may each be assigned a separate tool magazine 16.
  • the proposed device 1 has two or more tool magazines 16.
  • the two tool changing devices 15 are preferably arranged laterally on the device 1 or on the working space 1A and / or somewhat offset to the rear or behind.
  • the tool magazines 16 are preferably arranged adjacent to the tool changing devices 15 and / or next to or laterally next to and / or behind the working space 1A, in particular as in the plan view of FIG Fig. 5 shown.
  • the lens changing device 13 is preferably arranged therebetween.
  • the two tool changing devices 15 and the two tool magazines 16 are at least substantially identical in construction and / or similar, in the illustrated example only mirrored.
  • a preferred structure of a tool changing device 15 and a tool magazine 16 will be explained in more detail with reference to the other figures.
  • Fig. 8 shows in a schematic section of Fig. 5 a tool changing device 15 and an associated tool magazine 16, wherein the tool changing device 15 holds a tool to be changed 3 on the associated tool drive 4 and its coupling 4A, that is, is in a change position.
  • Fig. 9 shows the tool changing device 15 with the associated tool magazine 16 in a schematic side view, with other components and parts of the device 1 are omitted for reasons of illustration.
  • Fig. 10 shows the tool changing device 15 with the associated tool magazine 16 in a schematic plan view, wherein the tool changing device 15 is shown in a receiving position when picking up a tool 3 from the tool magazine 16 or when placing a tool 3 on the tool magazine 16.
  • the tool changing device 15 preferably has at least one receiving device 15A for receiving, in particular holding or gripping, a tool 3.
  • the tool changing device 15 preferably has two receiving devices 15A, which can preferably be actuated or opened independently of one another for receiving and depositing tools 3.
  • the receiving devices 15A are particularly preferably formed like a claw. The operation is preferably carried out pneumatically, but may alternatively be carried out hydraulically, electrically or in any other suitable manner.
  • the tool 3 further preferably has a coupling part corresponding to the coupling 4A, which is not shown or designated.
  • the coupling part is coupled to the clutch 4A, in particular by axial pushing or plugging the tool 3.
  • a clamping and / or latching connection between the tool 3 and 4 tool drive or clutch and clutch 4A is formed , Accordingly, the tool 3 in the illustrated example is preferably connected by an axial movement with the associated coupling 4A or the tool drive 4.
  • the tool 3 can preferably be released or lifted by an axial movement of the tool drive 4 and the clutch 4A.
  • other constructive solutions are possible.
  • the two receiving devices 15A of the tool changing devices 15 are preferably arranged vertically one above the other.
  • the tool changing device 15 preferably has an adjusting device 15C for the linear, in particular horizontal, adjustment or method of the at least one receiving device 15A or of the holding arm 15C, preferably in the illustration in FIG Fig. 8 in the Y and / or Z direction, and / or for pivoting the at least one receiving device 15A or the holding arm 15B, particularly preferably about a vertical axis V, on.
  • the adjusting device 15C holds the holding arm 15B either fixed or via a hinge.
  • the at least one receiving device 15A is preferably pivotable, in particular to move the vertical axis V, in particular about the at least one receiving device 15A either before the tool drive 4 and the tool magazine 16 or to move between the change position and receiving position or vice versa.
  • the axis V is therefore preferably at least substantially between or in the middle between the change position and the receiving position or the tool magazine 16 and the clutch 4A.
  • adjusting device 15C itself is pivotable, in particular about vertical axis V.
  • adjusting device 15C is preferably correspondingly rotatable or pivotable and held by a holding element 15D of tool changing device 15.
  • the holding element 15D is preferably in the illustrated embodiment as a profile, stand, rail, linear drive o. The like. Formed.
  • the holding element 15D extends in particular at least substantially vertically and / or in the direction of the axis for pivoting, here the vertical axis V, extends.
  • other constructive solutions are possible.
  • the tool changing device 15 or the at least one receiving device 15A is preferably also vertically, so also in the X direction, adjustable or movable.
  • the holding arm 15B, the adjusting device 15C and / or the holding element 15D is preferably vertically displaceable or adjustable accordingly, particularly preferably by a design as a linear drive or slide guide, relative to a stationary slide 15E of the holding element 15D, as in Fig. 9 schematically indicated, or relative to another part is movable or displaceable, and / or by a corresponding adjustment, screw o. The like. (Not shown).
  • the tool changing device 15 preferably has a line guide 15F, the required supply lines, such as compressed air lines, electrical lines o. The like., Particularly preferably from above and / or in the region of the pivot axis or vertical axis V supplies.
  • the line feed 15F is in particular bent, semicircular or arc-shaped and / or ends at the adjusting device 15C and / or coaxial with the pivoting or vertical axis V, particularly preferably via a corresponding rotary connection, so that the pivoting movement, here the adjusting device 15C, is easily possible and / or the receiving device 15 within the preferably semi-circular extending lead supply 15F is movable or pivotable.
  • the required supply lines such as compressed air lines, electrical lines o. The like., Particularly preferably from above and / or in the region of the pivot axis or vertical axis V supplies.
  • the line feed 15F is in particular bent, semicircular or arc-shaped and / or ends at the adjusting device 15C and /
  • the supply lines can be supplied from below and / or through the preferably hollow holding element 15D.
  • the tool magazine 16 preferably has an in particular substantially drum-like or cylindrical magazine body 16A for the detachable mounting of the tools 3.
  • the tools 3 are stuck to certain storage locations or clamped fastened.
  • the tools 3 or their storage locations are arranged distributed over the circumference and / or axially on the magazine 16 or magazine body 16A.
  • the magazine body 16A preferably has defined or correspondingly arranged receiving means, holders or the like at certain storage locations.
  • the magazine body 16A is rotatable, here about the indicated magazine axis M.
  • this is the cylinder axis or a rotation axis of the magazine 16A.
  • the magazine axis M preferably runs at least substantially vertically.
  • the tool magazine 16 preferably has a magazine drive 16B for the defined rotation or pivoting of the magazine body 16A about the magazine axis M.
  • the magazine drive 16B in the illustrated example, particularly preferably has a motor with a corresponding belt drive.
  • other constructive solutions are possible.
  • the magazine body 16A is preferably rotatable in defined steps, so that always an axial row of tools 3 or storage locations comes to lie in a specific rotational position or circumferential position, so that in this axial row receiving and / or storing tools 3 by means of the tool changing device 15 or their receiving device 15A is possible, as in Fig. 10 indicated.
  • the tool magazine 16 is preferably fixedly attached to or held by the device 1 or a frame of the device 1, here in particular via a magazine rack 16C, as in FIG Fig. 9 indicated schematically.
  • the change of the tool 3 or of the tools 3 takes place by means of the at least one tool change device 15, preferably independently of the change of the lenses 2, but preferably simultaneously or during at least one lens 2 is changed by the separate lens changing device 13.
  • Fig. 9 shows a change position of the tool changing device 15, wherein the holding arm 15B has been moved with the receiving means 15A already in the working space 1A to the associated tool drive 4.
  • a previously used tool 3 is already recorded by a receiving device 15A, that is already released from the coupling 4A of the tool drive 4 and is held in the lower receiving device 15A.
  • the new or newly to be attached tool 3 which is still held by the other, here upper receiving device 15A, mounted on the tool drive 4 and its coupling 4A, in particular coupled, in particular by axial pushing or plugging, here as in the Z direction or horizontal direction.
  • the used or used tool 3 is moved out of the working space 1A together with the holding arm 15B, here by vertically moving upward, in particular by corresponding vertical movement of the holding element 15D.
  • the pivoting takes place, here about the vertical axis V, in the receiving position or to the tool magazine 16 and its magazine body 16A out, here in the illustration in FIG Fig. 8
  • the pivoting takes place here by corresponding rotation or pivoting of the adjusting 15C by means of an associated, not shown pivot drive, which is preferably integrated in the adjusting device 15C.
  • an associated, not shown pivot drive which is preferably integrated in the adjusting device 15C.
  • used or used tools 3A are always placed in the lowermost free position and / or only next to or preferably below unused or later to be used tools 3, in order to avoid contamination of tools not yet used or still to be used 3, for example by dripping down polish o. The like., To avoid.
  • a cleaning device for cleaning used tools 3 may optionally also be provided.
  • the tool changing device 15 then moves a used or used tool 3, preferably first into a cleaning position or into this cleaning device, before the tool 3 is deposited on the tool magazine 16 or its magazine body 16A.
  • the tool changing device 15 or its receiving device 15A After placing a tool 3 on the tool magazine 16, the tool changing device 15 or its receiving device 15A again record a new or different tool 3, in particular capture or take, which is needed next and which is to be changed against the tool 3 currently in use ,
  • the tool changing device 16 is therefore designed in particular like an arm or has a correspondingly movable arm of at least one receiving device 15A.
  • the arm is preferably articulated, possibly also more articulated and / or telescopic or linearly movable.
  • the at least one receiving device 15A is particularly preferably designed as a gripper or gripping device for gripping the tools 3.
  • a side wall 1G of the working space 1A is indicated.
  • the tool changing device 15 or its adjusting device 15C overlaps this side wall 1G, at least in the change position, in order to be able to reach into the working space 1A to the tool drive 4 or its coupling 4A.
  • the different directions of movement of the tool change device 15 in the X, Y and / or Z direction corresponding, controlled linear axes and / or pivoting about the vertical axis V form a rotary axis.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)

Claims (12)

  1. Dispositif (1) pour l'usinage, plus particulièrement le polissage, d'une lentille optique (2) à l'aide d'un outil (3), plus particulièrement rotatif autour d'un axe de rotation (D), le dispositif (1) comprenant :
    un logement (5A) pour le maintien de la lentille (2), de préférence bloquée ;
    un accouplement (4A) pour le maintien de l'outil (3) ;
    un espace de travail (1A), dans lequel a lieu l'usinage de la lentille (2) ;
    un dispositif de changement de lentille (13) pour le changement de la lentille (2), plus particulièrement avec un bras pivotant (13A) et un dispositif de maintien (13B) fixé à celui-ci, pour la lentille (2) ; et
    un dispositif de changement d'outil (15) fonctionnant indépendamment du dispositif de changement de lentille (13), pour le changement de l'outil (3) ;
    caractérisé en ce que
    le dispositif (1) comprend deux magasines d'outils (16) latéralement à proximité et/ou derrière l'espace de travail (1A) et le dispositif de changement d'outil (13) se trouve entre les deux magasines d'outils (16).
  2. Dispositif selon la revendication 1, caractérisé en ce que le dispositif de changement de lentille (13) est disposé ou logé de manière articulée entre l'espace de travail (1A) et un dispositif de convoyage (12) pour les lentilles (2).
  3. Dispositif selon la revendication 2, caractérisé en ce que le dispositif de convoyage (12) est conçu comme un convoyeur à bande.
  4. Dispositif selon la revendication 2 ou 3, caractérisé en ce que le dispositif de convoyage (12) est disposé derrière l'espace de travail (1A).
  5. Dispositif selon l'une des revendications 2 à 4, caractérisé en ce que le sens de convoyage (F) du de convoyage (12) est au moins globalement parallèle à un axe de pivotement (S) du logement (5A).
  6. Dispositif selon l'une des revendications précédentes, caractérisé en ce que le dispositif (1) comprend deux dispositifs de changement d'outil (15) pour le changement d'outil (3).
  7. Dispositif selon la revendication 6, caractérisé en ce que les magasines d'outils (16) sont disposés à proximité des dispositifs de changement d'outil (15).
  8. Dispositif selon l'une des revendications précédentes, caractérisé en ce que les magasines d'outils (16) sont conçus globalement de la même manière ou sont du même type.
  9. Dispositif selon l'une des revendications précédentes, caractérisé en ce que les magasines d'outils (16) comprennent chacun un corps de chargeur rotatif (16A), plus particulièrement l'axe des chargeurs (M) étant au moins globalement vertical.
  10. Dispositif selon l'une des revendications précédentes, caractérisé en ce que les magasines d'outils (16) sont fixés sur le dispositif (1) ou un châssis du dispositif (1) ou maintenus par celui-ci.
  11. Dispositif selon l'une des revendications précédentes, caractérisé en ce que le dispositif (1) est conçu pour l'usinage simultané de deux lentilles (2).
  12. Dispositif selon l'une des revendications précédentes, caractérisé en ce que le dispositif de changement de lentille (13) est conçu pour le changement simultané de deux lentilles (2).
EP11002726.5A 2011-03-21 2011-04-01 Dispositif de traitement d'une lentille optique Active EP2502702B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP11002726.5A EP2502702B1 (fr) 2011-03-21 2011-04-01 Dispositif de traitement d'une lentille optique
DE112012001366T DE112012001366A5 (de) 2011-03-21 2012-03-19 Vorrichtung und Verfahren zum Bearbeiten einer optischen Linse
US14/006,825 US10695886B2 (en) 2011-03-21 2012-03-19 Device and method for machining of an optical lens
PCT/EP2012/001201 WO2012126604A2 (fr) 2011-03-21 2012-03-19 Procédé et dispositif d'usinage d'une lentille optique

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP11002289 2011-03-21
EP11002726.5A EP2502702B1 (fr) 2011-03-21 2011-04-01 Dispositif de traitement d'une lentille optique

Publications (2)

Publication Number Publication Date
EP2502702A1 EP2502702A1 (fr) 2012-09-26
EP2502702B1 true EP2502702B1 (fr) 2014-03-12

Family

ID=44060873

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11002726.5A Active EP2502702B1 (fr) 2011-03-21 2011-04-01 Dispositif de traitement d'une lentille optique

Country Status (4)

Country Link
US (1) US10695886B2 (fr)
EP (1) EP2502702B1 (fr)
DE (1) DE112012001366A5 (fr)
WO (1) WO2012126604A2 (fr)

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EP3950223A1 (fr) 2020-08-07 2022-02-09 Schneider GmbH & Co. KG Appareil et procédé de traitement de pièces optiques
DE102020005090A1 (de) 2020-08-07 2022-02-10 Schneider Gmbh & Co. Kg Vorrichtung und Verfahren zum Bearbeiten optischer Werkstücke

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CN105437019B (zh) * 2015-12-04 2017-10-20 来明工业(厦门)有限公司 眼镜镜片自动化高效生产设备
CN106956194A (zh) * 2017-03-03 2017-07-18 常熟市双月机械有限公司 一种可持续打磨的磨床装置
CN111318791A (zh) * 2020-03-27 2020-06-23 陕西丝路机器人智能制造研究院有限公司 激光焊缝跟踪传感器自动更换保护镜片装置
IT202000014761A1 (it) * 2020-06-19 2021-12-19 Fisa Mfg S R L Sistema di manipolazione di lenti e relativo metodo
CN113805362B (zh) * 2021-08-22 2023-12-05 南银姬 一种智能眼镜镜片更换装置
CN116475883B (zh) * 2023-06-08 2023-11-28 广东金鼎光学技术股份有限公司 一种玻璃镜片抛雾装置
CN117733660B (zh) * 2023-12-21 2024-06-21 江苏弘扬石英制品有限公司 大口径自动抛光机的制备方法
CN118664443A (zh) * 2024-08-22 2024-09-20 启东蓝威金刚石科技有限公司 一种眼镜片抛光用夹持装置

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DE10029966B4 (de) 2000-06-26 2004-07-29 Loh Optikmaschinen Ag Vorrichtung zum Laden und Entladen optischer Werkstücke
EP1294531B1 (fr) * 2000-06-29 2008-04-09 Cross Hüller GmbH Dispositif d'usinage de pieces au moyen d'au moins une machine-outil
US6827093B2 (en) * 2002-11-14 2004-12-07 Lens Technology I, Llc Optical lens steam cleaning apparatus and method of using the same
DE102004021721B3 (de) * 2004-04-30 2005-10-20 Schneider Gmbh & Co Kg Linsenbearbeitungsmaschine
JP5148844B2 (ja) * 2006-06-05 2013-02-20 Ｈｏｙａ株式会社 眼鏡レンズの製造方法および眼鏡レンズ
KR100790401B1 (ko) * 2006-12-28 2008-01-03 주식회사 동구기업 다축 렌즈외경 자동 가공장치
DE102007042667A1 (de) 2007-09-10 2009-03-12 Schneider Gmbh & Co. Kg Poliermaschine für Linsen und Verfahren zum Polieren einer Linse mit einer Bearbeitungsmaschine
DE102009048757A1 (de) * 2009-10-08 2011-04-14 Satisloh Ag Vorrichtung zur Feinbearbeitung von optisch wirksamen Flächen an Werkstücken, insbesondere Brillengläsern

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Publication number Priority date Publication date Assignee Title
EP3950223A1 (fr) 2020-08-07 2022-02-09 Schneider GmbH & Co. KG Appareil et procédé de traitement de pièces optiques
DE102020005090A1 (de) 2020-08-07 2022-02-10 Schneider Gmbh & Co. Kg Vorrichtung und Verfahren zum Bearbeiten optischer Werkstücke

Also Published As

Publication number Publication date
DE112012001366A5 (de) 2013-12-19
US20140073227A1 (en) 2014-03-13
WO2012126604A3 (fr) 2013-01-31
EP2502702A1 (fr) 2012-09-26
US10695886B2 (en) 2020-06-30
WO2012126604A2 (fr) 2012-09-27

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