EP1577059A2 - Vorrichtung und Verfahren zum Einspannen und Positionieren von Werkstücken unterschiedlicher Länge zwischen zwei Spitzen - Google Patents
Vorrichtung und Verfahren zum Einspannen und Positionieren von Werkstücken unterschiedlicher Länge zwischen zwei Spitzen Download PDFInfo
- Publication number
- EP1577059A2 EP1577059A2 EP05001961A EP05001961A EP1577059A2 EP 1577059 A2 EP1577059 A2 EP 1577059A2 EP 05001961 A EP05001961 A EP 05001961A EP 05001961 A EP05001961 A EP 05001961A EP 1577059 A2 EP1577059 A2 EP 1577059A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- carriage
- workpiece
- tip
- clamping
- positioning
- 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.)
- Granted
Links
Images
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
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/02—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work
- B24B5/04—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work for grinding cylindrical surfaces externally
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/51—Plural diverse manufacturing apparatus including means for metal shaping or assembling
- Y10T29/5104—Type of machine
- Y10T29/5109—Lathe
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T82/00—Turning
- Y10T82/10—Process of turning
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T82/00—Turning
- Y10T82/25—Lathe
- Y10T82/2552—Headstock
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T82/00—Turning
- Y10T82/25—Lathe
- Y10T82/2564—Tailstock
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T82/00—Turning
- Y10T82/25—Lathe
- Y10T82/2593—Work rest
Definitions
- the present invention relates to an apparatus and method for clamping and positioning workpieces of different lengths.
- Such a device is for example from the Swiss patent CH 692 450 known.
- the apparatus described in this patent is a grinding machine the elongated workpieces received by a workpiece holding device with one end and another end of these workpieces with a counter top is tensioned relative to the workpiece holding device.
- the workpiece holding device and the opposite tip are each mounted on numerically controlled carriage.
- For clamping the workpiece is first of the workpiece holding device taken and then the workpiece holding device together with the workpiece and the counter-tip relative to each other moves, so that the Schmidtspitze in a corresponding receptacle, in particular in a center, to the end face of the workpiece to be machined penetrates.
- this is Recording tapered and takes the opposite tip for clamping purposes.
- a device for clamping and positioning of Workpieces of different length between two peaks solved comprising a Base with at least one linear guide, a first on the linear guide linear guided displaceable slide with a clamping tip, a second on the linear guide Linear guided displaceable slide with a counter top and one with the first or / and the second carriage coupled drive means, wherein the first carriage and the second carriage on the linear guide relative to each other and relocatable relative to the base, that workpieces are different Length between the gripping tip and the opposite tip are receivable, wherein further comprising the first and / or the second carriage a biasing device and wherein the clamping tip and / or the counter-tip in contact with the clamped Workpiece under spring tension against the workpiece to be clamped are relocatable.
- the workpiece to be clamped first contact with the clamping tip and / or the counter tip and then the first or / and the second carriage to relocate so that over Tip and the opposite tip a sufficient bias voltage can be generated.
- each workpiece is independent of its length reliable between gripping tip and counter tip with sufficient high clamping force is clamped.
- damage to the workpiece excluded during clamping, as in unintentional contact of workpiece and clamping tip or counter-tip only the bias voltage is increased and thereby prevents an abrupt increase in the force acting on the workpiece can be.
- a development of the invention provides that the workpiece to be clamped with a holding this positioning between the clamping tip and the counter tip is positionable.
- the positioning carriage on a Linear guide is linearly guided.
- An advantageous embodiment of the invention provides that the positioning slide has a further biasing device and that the positioning carriage on contact of the workpiece with the clamping tip or the counter-tip under spring bias relative to the attacking on the workpiece Clamping tip or counter-tip is displaced.
- the first Carriage is associated with a separate drive means, wherein the first carriage is coupled with the displaceable on the threaded spindle nut.
- the second carriage a separate Drive device is assigned, wherein the second carriage with the on the threaded spindle relocatable mother is coupled.
- the positioning carriage assigned a separate drive device is, wherein the positioning slide with the displaceable on the threaded nut nut is coupled.
- individual or all slides can also be used manually relocated relative to the base, for example via a hand lever.
- a clutch assembly which has a relative movement between Nut and respective carriage under construction of a spring preload allows.
- This embodiment of the invention has the advantage that the clamping tip or counter tip and the holding arrangement on the positioning each fixed connected to the associated carriage and guided on the linear guide are. As a result, the tips or the positioning device are positioned exactly to the base. The bias is via the clutch assembly and a relative movement between the mother and the respective sled within the Coupling arrangement achieved.
- This offers regarding the positioning of the workpiece Significant advantages over known systems where a coupling device between the tip and the guided on the linear guide Carriage is arranged. In such known systems, it may be because of the spring biased Deflection and the necessary game to inaccuracies come in the positioning of the top.
- this one roller-ramp pairing with one between two opposite ones Ramp surfaces arranged on this rolling roll comprises, wherein the role in the one component of nut and associated carriage is arranged and the ramp surfaces on the other component of mother and this associated carriage is arranged. It can in a training be provided the invention that the roller or the ramp surfaces under spring tension relative to the mother or the respective carriage are displaced.
- a structurally simple and functionally reliable realization of this solution can be achieved for example by arranging the roller on the nut is and that on the respective carriage trained with the ramp surfaces spring-biased slide is guided displaceable, being at a Relatiwerlagerung of mother and each slide the slider essentially in the direction orthogonal to the direction of Relatiwerlagerung against the spring preload relocated.
- the coupling device at least one limit switch which is activated when a predetermined distance in a relative displacement between mother and respective carriage is achieved.
- two limit switches are provided which detect a Relatiwerlagerung between the mother and the respective carriage in both displacement directions enable.
- first and second positioning slide advantageous if at least one of the carriages, preferably each Slide, a position sensor for determining the current position of the slide relative is assigned to the base.
- each slide at least one safety limit switch is assigned, wherein the drive device upon reaching the by the limit switch predetermined end position stops. This can be detected when one of the carriages one by the construction of the invention Device insurmountable end position approaching, at the further displacement must be avoided.
- the bias voltage characterizing Size detects the deflection of the slider and taking into account the spring hardness on the bias voltage can be deduced.
- step A) executed with a positioning slide which holds the workpiece during clamping. This is one Positioning and clamping of the workpiece under full numerical control possible without manual intervention.
- An advantageous development of the method according to the invention provides that at step B) the first carriage is rigidly coupled to the nut of its drive means or can be coupled, that the first carriage after contacting the Work to move further by a predetermined path on the positioning slide is, wherein the positioning slide relative to the mother of its drive means is deflected under spring preload, then the first slide at Reaching a predetermined limit bias or a predetermined limit deflection of the positioning carriage is stopped and that the first carriage for Reduction of bias and deflection of the positioning carriage moved back becomes.
- the accuracy of the method according to the invention can be increased by the first carriage is moved back so far until the preload and the deflection of the positioning carriage is close to zero or just zero.
- step E) the achievement first a predetermined limit bias or a predetermined limit deflection is detected and that upon reaching the predetermined limit bias or limit deflection, the mother of the second carriage associated drive means is displaced by a predetermined Zuspannweg.
- This can a defined preload can be achieved for workpieces of any length.
- the device according to the invention adjusts itself virtually to the workpiece length at.
- a device according to the invention is shown in a spatial representation and generally designated 10. This is coupled to a processing unit 12, which will not be described in detail below.
- the device 10 according to the invention comprises a base 14 with Linear guides 16 and 18.
- a first carriage 20 is linear guided and according to the double arrow X1 of Fig. 1 via a separate Drive device displaced.
- a second carriage 22 on the linear guide 18 linearly guided and corresponding to the double arrow X2 of FIG. 1 via a separate drive device displaced.
- the first carriage 20 has a receiving device 24, in which a clamping tip 26 is inserted.
- the clamping tip 26 is fixedly coupled to the receiving device 24.
- the Receiving device 24 is in turn firmly connected to the first carriage 20.
- the second carriage 22 also has a tip, namely the counter-tip in FIG. 28.
- a positioning slide 30 via a Drive device linearly displaceable.
- the Positioning slide 30 on a gripper 32 which consists of a magazine 34 (Fig remove workpieces to be processed, such as milling cutters, and these, as shown in FIGS. 1 to 4 using the example of a workpiece 36 to be machined, between the clamping tip 26 and the opposite tip 28 can position.
- the gripper 32 may be moved over the positioning carriage 30 in different directions be shifted and rotated. The directions are in Fig. 1 by the double arrows DH, XH, YH, ZH indicated.
- the positioning carriage 30 is on the linear guide 16 linear.
- the positioning carriage 30 is provided with a nut 40 coupled, which cooperates with a threaded spindle 42.
- the threaded spindle 42 is rotatably driven by a drive, not shown, so that the nut 40 on the Threaded spindle 42 is displaceable in the manner of a spindle nut drive.
- the coupling between nut 40 and positioning slide 30 is connected by a coupling device 44 realized.
- the coupling device 44 has one on the nut 40 rotatable mounted roller 46 and a ramp assembly 48, which at one in the positioning slide 30 guided displaceable slide 50 is formed.
- the slider 50 is biased via biasing springs 52 and 54 in its position shown in Fig. 6.
- the biasing springs 52 and 54 are supported on a support plate 58 from.
- the ramp arrangement 48 has two V-shaped inclined surfaces, which is the role 46 record.
- the second carriage 22 is, as shown in Figures 7 and 8, on the base 14 via the linear guides 18 linearly guided and a spindle-nut arrangement 62 with the spindle 64 and the nut 66 along the linear guides 18 displaced. Also, the nut 66 is coupled to a rotatably mounted on this roller 69.
- the second carriage 22 has a guided in this slider 68, on a ramp arrangement 70 with two V-shaped inclined surfaces is trained.
- the slider 68 is via biasing springs 72 and 74 in the in Fig. 8 shown biased position, wherein the biasing springs 72 and 74 on the support plate 76 support.
- the coupling assembly 78 for coupling nut 66th and second carriage 22 acts in the same manner as described above of the positioning carriage 30 described.
- the device 10 For clamping the workpiece 36 between the clamping tip 26 and the opposite tip 28, the device 10 according to the invention is used as follows. First is the workpiece 36 via the gripper 32 by means of the positioning slide 30 taken from the magazine 34 and between the two tips, namely the clamping tip 26 and the counter-tip 28, positioned as in, for example, FIG. 2, 3 and 4 shown. The gripping tip 26 and the opposite tip 28 are at a distance to the workpiece 36 held by the positioning carriages 30. The workpiece 36, however, aligned with its central axis with that of the clamping tip 26th and the counter-tip 28 formed clamping axis A.
- the first carriage 20 is then moved back so far, until just no deflection of the slider 50 is present.
- the required shift of the first carriage 20 is due to the design of the ramp assembly 48 and the role 46 inherently given. Now the first carriage 20 is in one predetermined position for receiving the workpiece 36.
- the above procedure can also with rigidly held first carriage 20 and complementary displacement of the positioning slide 30.
- the second carriage 22 is further in the direction of the To move workpiece 36, wherein the slider 68 against the bias of the Shifted bias springs 72 and 74. Reaches the slider 68 a through the limit switch predetermined intermediate position, so is the second carriage 22 in a defined position with respect to the first carriage 20 for clamping the Workpiece 36, wherein this predetermined position in each case by the length of the Workpiece 36 is determined.
- the second becomes Carriage 22 driving drive from this predetermined position to a certain distance, for example 20 mm, further relative to the second carriage 22 displaced, with the force exerted by the springs 72 and 74 bias further increased.
- a certain bias value can be achieved, the desired clamping force for machining the workpiece 36 corresponds.
- the positioning carriage 30 gives the workpiece 36 for machining free and is driven in a parking position. Now the workpiece 36 can be processed become. In this case - if necessary - both carriages 20 and 22 synchronously be relocated. If the machining of the workpiece 36 is completed, then the positioning carriage 30 is moved back to the workpiece 36 and picks up the workpiece 30 with its gripper 32. Then the second slide 22 moved away under the removal of the bias of the workpiece 36. As soon as the Counter tip 28, the workpiece 36 releases and away from this, can also the first carriage 20 are removed from the workpiece 36. As a result, the Positioning carriage 30, the finished machined workpiece 36 settle in the magazine 34.
- the device according to the invention rather adapts automatically to any length of the workpiece and achieved regardless of the length of the workpiece always a predetermined desired for each workpiece Clamping force.
- the main advantage of the device according to the invention and of the running with this Procedure is that workpieces of any length reliable and can be securely clamped.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
- Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
Abstract
Description
- Fig. 1
- eine perspektivische Übersichtsdarstellung der erfindungsgemäßen Vorrichtung mit einem Bearbeitungskopf;
- Fig. 2
- eine Vorderansicht der Vorrichtung aus Fig. 1, jedoch ohne Bearbeitungskopf;
- Fig. 3
- eine Ansicht entsprechend Figur 1, jedoch in Schnittdarstellung;
- Fig. 4
- eine Draufsicht auf die Anordnung entsprechend Figur 2;
- Fig. 5
- eine Einzelansicht des Positionierschlittens;
- Fig. 6
- eine Schnittdarstellung entlang Schnittlinie VI-VI aus Fig. 5;
- Fig. 7
- eine Schnittdarstellung entsprechend Schnittlinie VII-VII aus Fig. 2 ;
- Fig. 8
- eine Schnittdarstellung entsprechend Schnittlinie VIII-VIII aus Fig. 7.
Claims (20)
- Vorrichtung (10) zum Einspannen und Positionieren von Werkstücken (36) unterschiedler Länge zwischen zwei Spitzen (26,28), umfassend:eine Basis (14) mit wenigstens einer Linearführung (18),einen ersten auf der Linearführung (18) linear geführt verlagerbaren Schlitten (20) mit einer Einspannspitze (26),einen zweiten auf der Linearführung (18) linear geführt verlagerbaren Schlitten (22) mit einer Gegenspitze (28) undeine mit dem ersten oder/und dem zweiten Schlitten (20,22) gekoppelte Antriebseinrichtung,
wobei weiter der erste oder/und der zweite Schlitten (20,22) eine Vorspanneinrichtung (78) aufweisen und wobei die Einspannspitze (26) oder/und die Gegenspitze bei Kontakt (28) zu dem einzuspannenden Werkstück (36) unter Federvorspannung gegen das einzuspannende Werkstück (36) verlagerbar sind. - Vorrichtung (10) nach Anspruch 1,
dadurch gekennzeichnet, dass das einzuspannende Werkstück (36) mit einem dieses haltenden Positionierschlitten (30) zwischen der Einspannspitze (26) und der Gegenspitze (28) positionierbar ist. - Vorrichtung (10) nach Anspruch 2,
dadurch gekennzeichnet, dass der Positionierschlitten (30) auf einer Linearführung (16) linear geführt ist. - Vorrichtung (10) nach Anspruch 2 oder 3,
dadurch gekennzeichnet, dass der Positionierschlitten (30) eine weitere Vorspanneinrichtung aufweist und dass der Positionierschlitten (30) bei Kontakt des Werkstücks (36) zu der Einspannspitze (26) oder der Gegenspitze (28) unter Federvorspannung relativ zu der an dem Werkstück (36) angreifenden Einspannspitze (26) oder Gegenspitze (28) verlagerbar ist. - Vorrichtung (10) nach einem der vorangehenden Ansprüche,
dadurch gekennzeichnet, dass die Antriebseinrichtung eine Gewindespindel-Mutter-Anordnung umfasst. - Vorrichtung (10) nach Anspruch 5,
dadurch gekennzeichnet, dass dem ersten Schlitten (20) eine separate Antriebseinrichtung zugeordnet ist, wobei der erste Schlitten (20) mit der auf der Gewindespindel verlagerbaren Mutter gekoppelt ist. - Vorrichtung (10) nach Anspruch 5 oder 6,
dadurch gekennzeichnet, dass dem zweiten Schlitten (22) eine separate Antriebseinrichtung zugeordnet ist, wobei der zweite Schlitten (22) mit der auf der Gewindespindel verlagerbaren Mutter gekoppelt ist. - Vorrichtung (10) nach einem der Ansprüche 5 bis 7,
dadurch gekennzeichnet, dass dem Positionierschlitten (30) eine separate Antriebseinrichtung zugeordnet ist, wobei der Positionierschlitten (30) mit der auf der Gewindespindel verlagerbaren Mutter gekoppelt ist. - Vorrichtung (10) nach einem der Ansprüche 5 bis 8,
dadurch gekennzeichnet, dass zwischen der Mutter und dem jeweiligen Schlitten eine Kupplungsanordnung (78) vorgesehen ist, die eine Relativbewegung zwischen Mutter und jeweiligem Schlitten unter Aufbau einer Federvorspannung zulässt. - Vorrichtung (10) nach einem Anspruch 9,
dadurch gekennzeichnet, dass die Kupplungsanordnung eine Rollen-Rampen-Paarung (68,70) mit einer zwischen zwei einander gegenüberliegenden Rampenflächen (70) angeordneten auf diesen abrollenden Rolle (69) umfasst, wobei die Rolle (69) an der einen Komponente von Mutter und dieser zugeordnetem Schlitten angeordnet ist und die Rampenflächen (70) an der anderen Komponente von Mutter und dieser zugeordnetem Schlitten angeordnet ist. - Vorrichtung (10) nach Anspruch 10,
dadurch gekennzeichnet, dass die Rolle (69) oder die Rampenflächen (70) unter Federvorspannung relativ zu der Mutter oder dem jeweiligen Schlitten verlagerbar sind. - Vorrichtung (10) nach Anspruch 11,
dadurch gekennzeichnet, dass die Rolle an der Mutter angeordnet ist und dass an dem jeweiligen Schlitten ein mit den Rampenflächen ausgebildeter federvorgespannter Schieber (50, 68) verlagerbar geführt ist, wobei sich bei einer Relativverlagerung von Mutter und jeweiligem Schlitten der Schieber (50, 68) im Wesentlichen in Richtung orthogonal zur Richtung der Relatiwerlagerung gegen die Federvorspannung verlagert. - Vorrichtung (10) nach einem der Ansprüche 9 bis 12,
dadurch gekennzeichnet, dass der Kupplungsvorrichtung wenigstens ein Endschalter zugeordnet ist, der aktiviert wird, wenn eine vorbestimmte Strecke bei einer Relativverlagerung zwischen Mutter und jeweiligem Schlitten erreicht wird. - Vorrichtung (10) nach einem der vorangehenden Ansprüche,
dadurch gekennzeichnet, dass wenigstens einem der Schlitten, vorzugsweise jedem Schlitten, ein Positionsgeber zur Ermittlung der aktuellen Position des Schlittens relativ zu der Basis zugeordnet ist. - Vorrichtung (10) nach einem der vorangehenden Ansprüche,
dadurch gekennzeichnet, dass jedem Schlitten wenigstens ein Sicherheitsendschalter zugeordnet ist, wobei die Antriebseinrichtung bei Erreichen der durch den Endschalter vorgegebenen Endposition stoppt. - Verfahren zum Einspannen und Positionieren von Werkstücken unterschiedler Länge zwischen zwei Spitzen mit einer Vorrichtung (10) nach einem der vorangehenden Ansprüche, umfassend die Schritte:A) Positionieren des einzuspannenden Werkstücks in einem Bereich zwischen den Spitzen,B) Kontaktieren des Werkstücks mit der Einspannspitze an einer der Einspannspitze zugewandten Einspannstelle des Werkstücks,C) Verlagern des zweiten Schlittens zum Kontaktieren des Werkstücks mit der Gegenspitze an einer der Gegenspitze zugewandten Gegeneinspannstelle des Werkstücks,D) Antreiben des zweiten Schlittens in Richtung auf den ersten Schlitten zu nach Kontaktieren des Werkstücks mit der Gegenspitze an der Gegeneinspannstelle,E) Erfassen einer sich in Schritt D aufbauenden Vorspannung oder einer diese Vorspannung charakterisierenden Größe undF) Deaktivieren der dem zweiten Schlitten zugeordneten Antriebseinrichtung bei Erreichen einer vorbestimmten Einspann-Vorspannung.
- Verfahren nach Anspruch 16,
dadurch gekennzeichnet, dass Schritt A) mit einem Positionierschlitten ausgeführt wird, der das Werkstück während des Einspannens festhält. - Verfahren nach Anspruch 17,
dadurch gekennzeichnet, dass bei Schritt B) der erste Schlitten starr mit der Mutter seiner Antriebseinrichtung gekoppelt ist, nach dem Kontaktieren des Werkstücks weiter um einen vorbestimmten Weg auf den Positionierschlitten zu verlagert wird, wobei der Positionierschlitten relativ zu der Mutter seiner Antriebseinrichtung unter Federvorspannung ausgelenkt wird, sodann der erste Schlitten bei Erreichen einer vorbestimmten Grenzvorspannung oder einer vorbestimmten Grenzauslenkung des Positionierschlittens gestoppt wird und dass der erste Schlitten zur Reduzierung der Vorspannung und der Auslenkung des Positionierschlittens zurückbewegt wird. - Verfahren nach Anspruch 18,
dadurch gekennzeichnet, dass der erste Schlitten derart weit zurückbewegt wird, bis die Vorspannung und die Auslenkung des Positionierschlittens nahe null oder gerade null ist. - Verfahren nach einem der Ansprüche 16 bis 19,
dadurch gekennzeichnet, dass in Schritt E) zunächst das Erreichen einer vorbestimmten Grenzvorspannung oder einer vorbestimmten Grenzauslenkung erfasst wird und dass bei Erreichen der vorbestimmten Grenzvorspannung oder Grenzauslenkung die Mutter der dem zweiten Schlitten zugeordneten Antriebseinrichtung um einen vorbestimmten Zuspannweg verlagert wird.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004012823 | 2004-03-16 | ||
DE102004012823A DE102004012823A1 (de) | 2004-03-16 | 2004-03-16 | Vorrichtung und Verfahren zum Einspannen und Positionieren von Werkstücken unterschiedlicher Länge zwischen zwei Spitzen |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1577059A2 true EP1577059A2 (de) | 2005-09-21 |
EP1577059A3 EP1577059A3 (de) | 2006-03-29 |
EP1577059B1 EP1577059B1 (de) | 2016-10-12 |
Family
ID=34833138
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP05001961.1A Ceased EP1577059B1 (de) | 2004-03-16 | 2005-01-31 | Vorrichtung und Verfahren zum Einspannen und Positionieren von Werkstücken unterschiedlicher Länge zwischen zwei Spitzen |
Country Status (3)
Country | Link |
---|---|
US (1) | US7165483B2 (de) |
EP (1) | EP1577059B1 (de) |
DE (1) | DE102004012823A1 (de) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107186556A (zh) * | 2017-07-21 | 2017-09-22 | 东莞市安源新能源有限公司 | 一种轴状产品打磨装置 |
CN109848769A (zh) * | 2019-03-22 | 2019-06-07 | 湖北超卓航空科技股份有限公司 | 一种高硬度涂层表面快速光整装置及方法 |
CN112692656A (zh) * | 2020-11-25 | 2021-04-23 | 黄石市俊优模具材料有限公司 | 一种自定心式短管打磨装置 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE112012005443T9 (de) | 2011-12-23 | 2015-01-15 | Williams And White Machine Inc. | Computergesteuerte Schleifmaschine mit mehreren Achsen zum Schleifen von Sägeblättern |
JP6854118B2 (ja) * | 2016-12-19 | 2021-04-07 | トーヨーエイテック株式会社 | 研削盤用センタ及びそれを用いた研削方法 |
CN112247791A (zh) * | 2020-10-20 | 2021-01-22 | 湖州中福人管业科技有限公司 | 一种用于金属管道焊接作业前的预处理装置 |
CN112388424A (zh) * | 2020-11-07 | 2021-02-23 | 吴招娣 | 一种轴类零件表面去毛刺装置 |
CN112658824A (zh) * | 2020-11-12 | 2021-04-16 | 丽水正阳电力建设有限公司 | 一种高强度复合电缆管道自动化生产设备 |
CN113910022B (zh) * | 2021-11-11 | 2024-07-26 | 济南凯特尔机器有限公司 | 一种高效超精密磨削高速刀柄的数控端面外圆磨床 |
CN114473662B (zh) * | 2022-01-24 | 2023-08-08 | 库卡机器人(广东)有限公司 | 曲轴加工机构和曲轴加工设备 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD274585A1 (de) * | 1988-08-03 | 1989-12-27 | Werkzeugmasch Forschzent | Verfahren zur durchfuehrung der spannbewegung der reitstockseitigen zentrierspitze beim spannen wellenfoermiger werkstuecke zwischen zentrierspitzen |
US20030232584A1 (en) * | 2001-12-17 | 2003-12-18 | Katsura Tomotaki | Center support grinding method, center support grinding machine, and centering method for the centers thereof |
WO2004007145A1 (de) * | 2002-07-17 | 2004-01-22 | Erwin Junker Maschinenfabrik Gmbh | Verfahren und vorrichtung zum schleifen einer rotierenden walze mit einer elastichen setzstockauflage |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE274585C (de) | ||||
CH366221A (de) * | 1958-12-20 | 1962-12-15 | Fischer Ag Georg | Kopierschablonen-Wechselvorrichtung an Kopierwerkzeugmaschine |
JPS6039056A (ja) * | 1983-08-12 | 1985-02-28 | Fujitsu Ltd | 円筒研削盤のセンタリング方法 |
JPH0683957B2 (ja) * | 1988-11-10 | 1994-10-26 | 信越半導体株式会社 | 円筒研磨装置 |
JPH06114702A (ja) * | 1992-09-30 | 1994-04-26 | Okuma Mach Works Ltd | 自動テーパ補正装置 |
DE9306460U1 (de) * | 1993-04-29 | 1993-09-16 | Index-Werke Gmbh & Co Kg Hahn & Tessky, 73730 Esslingen | Drehautomat |
US5758554A (en) * | 1996-12-05 | 1998-06-02 | Miyano; Toshiharu Tom | Machine tool and method for machining a long-shafted workpiece |
CH692450A5 (de) * | 1997-12-03 | 2002-06-28 | Ewag Ag | Programmgesteuerte Schleifmaschine. |
US6173630B1 (en) * | 1998-02-26 | 2001-01-16 | Hsuan Lung Wu | Working machine for machining a workpiece |
US5941291A (en) * | 1998-04-06 | 1999-08-24 | Thermwood Corporation | Workpiece retaining means for carving machine |
-
2004
- 2004-03-16 DE DE102004012823A patent/DE102004012823A1/de not_active Withdrawn
-
2005
- 2005-01-31 EP EP05001961.1A patent/EP1577059B1/de not_active Ceased
- 2005-03-16 US US11/081,414 patent/US7165483B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD274585A1 (de) * | 1988-08-03 | 1989-12-27 | Werkzeugmasch Forschzent | Verfahren zur durchfuehrung der spannbewegung der reitstockseitigen zentrierspitze beim spannen wellenfoermiger werkstuecke zwischen zentrierspitzen |
US20030232584A1 (en) * | 2001-12-17 | 2003-12-18 | Katsura Tomotaki | Center support grinding method, center support grinding machine, and centering method for the centers thereof |
WO2004007145A1 (de) * | 2002-07-17 | 2004-01-22 | Erwin Junker Maschinenfabrik Gmbh | Verfahren und vorrichtung zum schleifen einer rotierenden walze mit einer elastichen setzstockauflage |
Non-Patent Citations (2)
Title |
---|
PATENT ABSTRACTS OF JAPAN Bd. 009, Nr. 164 (M-395), 10. Juli 1985 (1985-07-10) -& JP 60 039056 A (FUJITSU KK), 28. Februar 1985 (1985-02-28) * |
PATENT ABSTRACTS OF JAPAN Bd. 018, Nr. 396 (M-1644), 25. Juli 1994 (1994-07-25) -& JP 06 114702 A (OKUMA MACH WORKS LTD), 26. April 1994 (1994-04-26) * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107186556A (zh) * | 2017-07-21 | 2017-09-22 | 东莞市安源新能源有限公司 | 一种轴状产品打磨装置 |
CN109848769A (zh) * | 2019-03-22 | 2019-06-07 | 湖北超卓航空科技股份有限公司 | 一种高硬度涂层表面快速光整装置及方法 |
CN112692656A (zh) * | 2020-11-25 | 2021-04-23 | 黄石市俊优模具材料有限公司 | 一种自定心式短管打磨装置 |
Also Published As
Publication number | Publication date |
---|---|
US7165483B2 (en) | 2007-01-23 |
EP1577059B1 (de) | 2016-10-12 |
EP1577059A3 (de) | 2006-03-29 |
US20050204880A1 (en) | 2005-09-22 |
DE102004012823A1 (de) | 2005-10-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1577059A2 (de) | Vorrichtung und Verfahren zum Einspannen und Positionieren von Werkstücken unterschiedlicher Länge zwischen zwei Spitzen | |
EP0106081B1 (de) | Werkzeugmaschine mit Werkzeugmagazin | |
WO2020019010A2 (de) | Plattensäge | |
DE3230051A1 (de) | Werkzeugmaschine mit automatischer werkzeugwechselvorrichtung | |
DE2138415B2 (de) | Werkzeuggreif- und Führungsvorrichtung für Stanzen oder ähnliche Maschinen | |
DE2903622C3 (de) | Vorrichtung zum Halten von Werkstücken, insbesondere von Zahnrädern | |
DE1427008C3 (de) | Werkzeugmaschine, insbesondere Bohr- und Fräswerk | |
DE2733482A1 (de) | Automatische werkzeugwechseleinrichtung | |
EP1884303B1 (de) | Verfahren zum Zentrieren von Werkstücken sowie Vorrichtung zur Durchführung eines solchen Verfahrens | |
DE3101765C2 (de) | Werkzeugmaschine mit Werkstückzuführorganen | |
DE3519754A1 (de) | Werkzeug-wechseleinrichtung fuer eine werkzeugmaschine | |
DE102010016162B3 (de) | Einspannanordnung | |
AT517347B1 (de) | Verfahren zum Betreiben einer Biegepresse | |
EP0362753B1 (de) | Einspannvorrichtung | |
DE102019104836A1 (de) | Spannvorrichtung für eine Werkzeugmaschine, insbesondere ein Bearbeitungszentrum | |
EP0761382B1 (de) | Einrichtung zur Lagefixierung von Teilen in Haltevorrichtungen | |
DE1502010A1 (de) | Werkzeugmaschine mit automatischem Werkzeugwechsel | |
EP3455041B1 (de) | Hybridsetzeinheit für ausbrechstifte und/oder ausbrechkrallen | |
DE3344084A1 (de) | Werkzeugwechsler fuer fraes- und bohrmaschinen | |
DE3332306A1 (de) | Einrichtung zur automatischen feinstellung von werkzeugen | |
EP0528155A2 (de) | Spannfutter für Werkzeugmaschinen | |
DE2722219C3 (de) | Aus Baugruppen zusammensetzbare Werkzeugmaschine | |
DD216667A1 (de) | Vorrichtung zur verschiebung kompletter werkzeugmagazine an automatischen werkzeugmaschinen | |
DE2524098A1 (de) | Werkzeugaufnahme fuer drehmaschinen von grossen abmessungen | |
DE3932826A1 (de) | Einfuehrvorrichtung |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR |
|
AX | Request for extension of the european patent |
Extension state: AL BA HR LV MK YU |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR |
|
AX | Request for extension of the european patent |
Extension state: AL BA HR LV MK YU |
|
17P | Request for examination filed |
Effective date: 20060425 |
|
AKX | Designation fees paid |
Designated state(s): CH CZ DE LI |
|
17Q | First examination report despatched |
Effective date: 20141113 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R079 Ref document number: 502005015393 Country of ref document: DE Free format text: PREVIOUS MAIN CLASS: B24B0041060000 Ipc: B24B0005040000 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: B24B 5/04 20060101AFI20160318BHEP |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: VOLLMER WERKE MASCHINENFABRIK GMBH |
|
INTG | Intention to grant announced |
Effective date: 20160429 |
|
GRAS | Grant fee paid |
Free format text: ORIGINAL CODE: EPIDOSNIGR3 |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): CH CZ DE LI |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: EP |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R096 Ref document number: 502005015393 Country of ref document: DE |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R097 Ref document number: 502005015393 Country of ref document: DE |
|
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
26N | No opposition filed |
Effective date: 20170713 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R082 Ref document number: 502005015393 Country of ref document: DE Representative=s name: THUM, MOETSCH, WEICKERT PATENTANWAELTE PARTG M, DE Ref country code: DE Ref legal event code: R082 Ref document number: 502005015393 Country of ref document: DE Representative=s name: THUM & PARTNER THUM MOETSCH WEICKERT PATENTANW, DE |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 20220126 Year of fee payment: 18 Ref country code: CH Payment date: 20220221 Year of fee payment: 18 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: CZ Payment date: 20220127 Year of fee payment: 18 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R119 Ref document number: 502005015393 Country of ref document: DE |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: PL |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: LI Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20230131 Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20230801 Ref country code: CZ Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20230131 Ref country code: CH Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20230131 |