WO2014020050A1 - Rohrendenbearbeitungsmaschine mit einer zentriervorrichtung zum zentrieren eines rohrförmigen werkstücks relativ zu einer drehachse - Google Patents
Rohrendenbearbeitungsmaschine mit einer zentriervorrichtung zum zentrieren eines rohrförmigen werkstücks relativ zu einer drehachse Download PDFInfo
- Publication number
- WO2014020050A1 WO2014020050A1 PCT/EP2013/066053 EP2013066053W WO2014020050A1 WO 2014020050 A1 WO2014020050 A1 WO 2014020050A1 EP 2013066053 W EP2013066053 W EP 2013066053W WO 2014020050 A1 WO2014020050 A1 WO 2014020050A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- clamping
- pipe end
- rotation
- tubular workpiece
- housing
- Prior art date
Links
- 238000003754 machining Methods 0.000 title claims abstract description 23
- 230000008878 coupling Effects 0.000 claims description 11
- 238000010168 coupling process Methods 0.000 claims description 11
- 238000005859 coupling reaction Methods 0.000 claims description 11
- 230000001419 dependent effect Effects 0.000 claims description 5
- 230000033001 locomotion Effects 0.000 description 17
- 230000000284 resting effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 241001233037 catfish Species 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B25/00—Accessories or auxiliary equipment for turning-machines
- B23B25/06—Measuring, gauging, or adjusting equipment on turning-machines for setting-on, feeding, controlling, or monitoring the cutting tools or work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
- B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
- B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
- B23B31/1261—Chucks with simultaneously-acting jaws, whether or not also individually adjustable pivotally movable in a radial plane
- B23B31/1269—Details of the jaws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
- B23B31/02—Chucks
- B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
- B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
- B23B31/1261—Chucks with simultaneously-acting jaws, whether or not also individually adjustable pivotally movable in a radial plane
- B23B31/1276—Chucks with simultaneously-acting jaws, whether or not also individually adjustable pivotally movable in a radial plane using fluid-pressure means to actuate the gripping means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B5/00—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor
- B23B5/08—Turning-machines or devices specially adapted for particular work; Accessories specially adapted therefor for turning axles, bars, rods, tubes, rolls, i.e. shaft-turning lathes, roll lathes; Centreless turning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/72—Auxiliary arrangements; Interconnections between auxiliary tables and movable machine elements
- B23Q1/76—Steadies; Rests
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/18—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for positioning only
- B23Q3/183—Centering devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2270/00—Details of turning, boring or drilling machines, processes or tools not otherwise provided for
- B23B2270/12—Centering of two components relative to one another
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
- B23Q3/064—Work-clamping means adapted for holding workpieces having a special form or being made from a special material for holding elongated workpieces, e.g. pipes, bars or profiles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B2/00—Friction-grip releasable fastenings
- F16B2/02—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening
- F16B2/06—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action
- F16B2/10—Clamps, i.e. with gripping action effected by positive means other than the inherent resistance to deformation of the material of the fastening external, i.e. with contracting action using pivoting jaws
-
- 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
- Y10T82/2597—Center rest
Definitions
- Pipe end processing machine with a centering device for centering a tubular workpiece relative to a rotation axis
- the invention relates to a pipe end processing machine, which is associated with at least one centering device for centering a rotating either at a rotating tool head or rotating in the machine chuck rotating when fixed tubular workpiece relative to a running in the machine center axis of rotation of the pipe end processing machine.
- a machine tool spindle may be formed as a hollow cylinder, wherein the tube is inserted through the spindle into the processing region of the pipe end processing machine.
- a chuck on the machine that must grasp and clamp the tubular workpiece before the machining operation can be performed.
- the tubular workpiece can then be machined on its outer and inner circumference and on its front side, i. the pipe end is subjected to a machining process.
- the processing is carried out, for example, by bringing tools to the tubular workpiece, wherein several tools of a turret can be kept. It is generally possible that the tubular workpiece rotates and the tools are stationary; Likewise, the tools can also rotate and machine the stationary, tubular workpiece.
- the prior art refers to DE 10 2004004498 A1.
- the feed movements between the tubular workpiece and the tools are numerically controlled in a known manner. For this purpose, it is necessary that in the case of a resting during machining tubular workpiece, this is first brought into a defined position to the machine before the tool feed is activated and the machining of the pipe end can be done by the respective rotating tool. The same applies if the tubular workpiece rotates and the stationary tool is moved up to the pipe.
- the problem is that the centric clamping of the tubular workpiece is sometimes difficult. Positional deviations from the center of rotation, i. from the axis of rotation or center of the machine tool, cause corresponding inaccuracies in production and insufficient qualities.
- DE 10 2009 053 678 discloses a centering device which can be temporarily connected to the chuck of the pipe end processing machine via support and guide shoes and is supported against it.
- This preferably has in a spectacle-like housing two spaced parallel to each other centering or guide rods, which dive in the process of centering on the chuck according to the travel in their associated support and guide shoes and the centering exactly to the center of rotation or center of rotation axis and thus position exactly concentric to the pipe to be clamped.
- the connection or coupling and the release or uncoupling of the centering device to or from the chuck requires an increased amount of time, whereby the cycle time during the machining process for each individual tubular workpiece undesirably lengthened.
- the invention is therefore an object of the invention to provide a Rohrendenbearbeitungs- machine of the aforementioned type, in which in quick and easy catfish precise centering of the tubular workpiece is possible, which can then be stretched exactly in the pipe end machining centering and balancing.
- the at least one centering device has an open towards the axis of rotation clamping housing with circumferentially distributed at least three mechanically dependent on each other automatically adjusting to the respective diameter of the workpiece to be machined means for contacting the tubular workpiece on the outer circumference and the centric Clamping of the workpiece is formed.
- a centering for machining a stationary, fixed workpiece for centering in the field of threading, ie immediately adjacent to the rotating tool head, provided a centering in which the clamping housing pivotally formed on a pivot arm and swiveled over this with its open side in the axis of rotation of the pipe end processing machine or can be swung out of this.
- the clamping means are jointly radially closed or closed by pivoting the clamping housing, so that the tubular workpiece is exactly centered to the center of rotation or rotational axis of the pipe end machining machine, wherein the clamping means are mutually coupled motion dependent and are made with equal angular changes to the workpiece.
- the clamping means of the centering device are radially opened or ascended by an opposite to the clamping operation pivoting of the clamping housing;
- the swivel arm with clamping housing can then be swung out with already opened clamping means in a short time from the processing area of the machine, preferably by means of a Kolben- Zylinderelnheit, and thus this area for machining or tapping with rotating tool head free.
- the means for centric clamping of the stationary tubular workpiece according to the invention as a forceps-like clamping arms formed with provided on the inner surfaces of their open ends at the free ends bearing surfaces.
- the means for centric clamping and concentricity guidance of a rotating tubular workpiece are designed as clamping arms with provided at their free ends at the open ends, freely rotatable centering rollers.
- the clamping housing is designed according to an advantageous proposal of the invention as a roller centering device and pivotally mounted on a stationary base frame arranged.
- the number of rollers used for centering, provided at a distance parallel to each other, depends also here on the length of the pipe to be machined.
- a preferred embodiment of the invention provides three clamping arms designed as coupling arms, on the one hand on a first and second fixed housing axis of rotation, which thus represent the housing points of the pivot arm or the Base frame are arranged, wherein store two clamping arms on the first axis of rotation, and on the other hand are connected via pivot bearings with the pivotable clamping housing.
- the equipped with the clamping housing and provided for pivoting the clamping housing piston / cylinder unit swivel arm is in turn via a piston / cylinder unit 1 which is hinged to the frame of Rohrendenbearbeitungs- machine, pivotable. Furthermore, an adjustable stop for positioning the clamping housing with respect to the axis of rotation or machine center of the Rohrendenbearbeitungs- machine is provided on the pivot arm according to the invention.
- the control of the swivel arm and its position detection is implemented in the preferably numerical control of the pipe end processing machine.
- the three thus coupling gear members gleichschreibrichden clamping arms together form a collet.
- the clamping arms When loading the clamping housing cylinder for centric clamping the clamping arms are hired over the two axes of rotation of the pivot arm radially against the tubular workpiece, wherein the clamping arms perform equally large changes in angle about the two axes of rotation.
- a parallelogram generated by the clamping arm mounted solely on the housing-fixed, second axis of rotation and one (the lower) of the two clamping arms mounted on the first housing-fixed axis of rotation generates is, synchronous movements and equal angular changes of these clamping arms.
- the tubular workpiece is independently of the pipe diameter each time with high accuracy to the axis of rotation of the pipe end machining machine clamped centric.
- FIG. 1 is a perspective view as a detail of a pipe end processing machine for machining a tubular workpiece, the front machine area with a rotating tool head and an upstream, swing-in and centering device and a subsequent subsequent clamping unit.
- 2 shows in a perspective partial view of FIG. 1 the tool head having the machining tools and the clamping arms arranged like a pliers for centering the tubular workpiece on a pivoting arm of the centering device;
- FIG. 3 shows in detail the centering device, wherein the swivel arm is shown pivoted into the processing line of the pipe end processing machine with the clamping arms arranged like a jaw on a divisible spanner housing;
- Fig. 4 as a detail of the centering device, wherein the pivot arm is shown pivoted out with the clamping arms on the pivotable clamping housing arranged clamping arms from the processing line of the pipe end processing machine;
- Figure 5 as a detail of the swivel arm of the centering device with set to a maximum centering pipe diameter clamping arms.
- FIG. 6 shows a detail of the swivel arm of the centering device with clamping arms adjusted to a minimum pipe diameter to be centered
- Fig. 7 as a schematic detail for concentricity guidance in the processing of a rotating tube of a pipe end processing machine, not shown and or downstream centering device with a three clamping arms having, pivotable clamping housing, which is designed as an L-shaped, arranged in a stationary base frame support frame the rollers provided with clamping arms are shown in different delivery positions.
- Fig. 1 shows a pipe end processing machine 1, which has a hollow
- Main spindle 3 has a equipped with machining tools 4 tool head 2; Spindle 3 and tool head 4 rotate about an axis of rotation D corresponding to the machine center.
- the drive not shown, is located in the rear machine area 6, and in the front machine area 7 the tool head 2 is assigned a centering device 8 and then a clamping unit 9. This has, depending on the length of the workpiece 5, a plurality of chucks 9a, 9b or the like.
- the pivoting arm 11 is connected via a movably mounted piston / cylinder unit 12 with the gallows-shaped stator 10 and to pivot in the axis of rotation D or swinging out of the axis of rotation D a pivot point 11 * at the projecting end of the stator 10 pivotally (see, for this purpose, Figs. 3 and 4).
- the pivot arm 11 has a clamping housing 13 with three clamping arms 14, 15, 16 arranged therein, which are formed on the inner surfaces of their free ends 17 with defined contact surfaces 18 for contacting the outer circumference of the tubular workpiece 5.
- the three clamping arms 14, 15, 16 are on the one hand provided on pivot bearings 19 in the clamping housing 13, on the other hand, two of the clamping arms 14, 16 on a common housing-fixed axis of rotation 20 and the third clamping arm 15 is mounted on a further housing-fixed axis of rotation 21 of the pivot arm 11.
- the housing-fixed axes of rotation 20, 21 can be formed as housing points by inserted into holes in the housing of the pivot arm 11 bolts.
- the tensioning housing 13 with the clamping arms 14, 15, 16 forming a three-arm collet 22 is connected to the pivot arm 11 via a piston rod 23. arranged cylinder 24 according to arrow 25 (see Figures 5 and 6) in the pivot arm 11 pivotally.
- the pivot arm 11 thus carries on its two housing-fixed axes of rotation 20, 21, the clamping housing 13 with the three-arm collet 22 for centrally clamping the tubular workpiece 5 by means of the centering device 8 before the workpiece 5 is fixed or held with the clamping unit 9 in position.
- a coupling gear 26 is achieved, wherein the pivotable clamping housing 13 is the coupling and the articulated so and fixed to the housing connected to the pivot arm 11 clamping arms 14, 15, 16 form the coupling gear members.
- the machining tools 4 rotate and machine the stationary, tubular workpiece 5.
- the pivot arm 11 of the centering device 8 is moved by means of the pistons - / Cylinder unit 12 pivoted into the axis of rotation D, wherein the open clamping arms 14, 5, 16, the tubular workpiece 5 engage around with air (see Fig .. 2).
- clamping housing 13 with the collet 22 forming clamping arms 14, 15, 16 are positioned exactly centered to the axis of rotation D and the center axis of the pipe end processing machine 1.
- the clamping housing 13 is pivoted by means of the cylinder 24 and the piston rod 23 in the direction of Verschwenkungspfeils 25 to the right, which then the coupling mechanism 26 with the clamping arms 14, 15, 16 - as described above - initiates a rotational movement with parallelogram 27 of the radii R1 and the tubular workpiece 5 over the clamping points 28, 29, 30 of the contact surfaces 18 of the clamping arms 14, 15, 16 is tensioned centrally.
- the pivoting arm Uder centering device 8 is then pivoted by actuation of the piston / cylinder unit 12 from the rotation axis D in its shown in Fig. 4 Ausser obviouslyslage and thus the processing of the tubular workpiece 5 released by the then rotating, machining tools 4.
- a clamping housing 130 designed as a roller centering device 35 for concentricity guidance of the tubular workpiece 5, 5 'is shown for machining a workpiece 5, 5' rotating while the tools are stationary.
- the here approximately L-shaped clamping housing 130 is pivotable- pivoting arrow 25 - arranged in a stationary base frame 110; Depending on the length of the tubular workpiece 5, 5 'a plurality of such roller centering devices 35 are provided at a parallel distance from each other.
- the clamping housing 130 also has three clamping arms 140, 150, 160 acting as coupling transmission members. These are in turn arranged on the one hand via pivot bearings 19 in the clamping housing 130, on the other hand, the two clamping arms 140 and 160 mounted on a common fixed housing axis of rotation 20 and the clamping arm 150 independently on a further housing-fixed axis of rotation 21 of the stationary base frame 110.
- the clamping arms 140, 150, 160 are provided at their free ends with freely rotatable centering rollers 32.
- the operating principle of the translational movement of the clamping housing 130 by actuating a piston rod 33 provided with a pivot point 36 on the stationary base frame 110 and hinged with its piston rod 33 on the clamping housing 130 cylinder 34 and the rotational movement of the clamping arms 140, 150, 160 with parallelogram 27 is identical with the movement to the centering device 8 with the clamping arms 14, 15, 16 and the local coupling mechanism 26 described above.
- the tubular workpiece 5 is clamped exactly centric to the axis of rotation D before the actual processing by means of the centering rollers 32.
- the various angular positions of the centering rollers 32 shown schematically in FIG. 7 show a centric clamping operation from a large to a small diameter of the tubular workpiece 5 or 5 * .
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Turning (AREA)
- Jigs For Machine Tools (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP13748279.0A EP2879823A1 (de) | 2012-07-31 | 2013-07-31 | Rohrendenbearbeitungsmaschine mit einer zentriervorrichtung zum zentrieren eines rohrförmigen werkstücks relativ zu einer drehachse |
MX2015001303A MX2015001303A (es) | 2012-07-31 | 2013-07-31 | Maquina para el procesamiento de extremos de tubos con un dispositivo centrador para centrar una pieza de trabajo tubular en relacion a un eje de giro. |
US14/377,552 US9533355B2 (en) | 2012-07-31 | 2013-07-31 | Machine for machining pipe ends, having a centering device for centering a tubular workpiece in relation to an axis of rotation |
CN201380041078.1A CN104661777B (zh) | 2012-07-31 | 2013-07-31 | 带有用于相对于转动轴线定心管状工件的定心装置的管端加工机床 |
CA2880241A CA2880241A1 (en) | 2012-07-31 | 2013-07-31 | Pipe-end machining apparatus with a device for centering a tubular workpiece on an axis |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102012015222 | 2012-07-31 | ||
DE102012015222.1 | 2012-07-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2014020050A1 true WO2014020050A1 (de) | 2014-02-06 |
Family
ID=48985730
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2013/066053 WO2014020050A1 (de) | 2012-07-31 | 2013-07-31 | Rohrendenbearbeitungsmaschine mit einer zentriervorrichtung zum zentrieren eines rohrförmigen werkstücks relativ zu einer drehachse |
Country Status (6)
Country | Link |
---|---|
US (1) | US9533355B2 (de) |
EP (1) | EP2879823A1 (de) |
CN (1) | CN104661777B (de) |
CA (1) | CA2880241A1 (de) |
MX (1) | MX2015001303A (de) |
WO (1) | WO2014020050A1 (de) |
Cited By (6)
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CN103962579A (zh) * | 2014-04-29 | 2014-08-06 | 烟台鲁宝钢管有限责任公司 | 一种可浮动的钢管打内毛刺装置 |
US20150167707A1 (en) * | 2013-12-16 | 2015-06-18 | Carson Optical, Inc. | Self-centering mechanism, a clamping device for an electronic device and means for their integration |
US20160332270A1 (en) * | 2015-05-12 | 2016-11-17 | Smw-Autoblok Spannsysteme Gmbh | Steady rest |
DE102015110603A1 (de) * | 2015-07-01 | 2017-01-05 | Sms Group Gmbh | Spanende Bearbeitungsmaschine und spanendes Bearbeitungsverfahren |
CN106826283A (zh) * | 2016-12-26 | 2017-06-13 | 安徽谢佑圣电子科技有限公司 | 一种医疗圆管类器械加工用的固定装置 |
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CA2914358C (en) * | 2013-08-07 | 2017-10-03 | Ridge Tool Company | Transportable beveling tool |
DE102015115205A1 (de) * | 2015-09-10 | 2017-03-16 | Walter Maschinenbau Gmbh | Betätigungsvorrichtung für eine Lünette |
JP6735149B2 (ja) * | 2016-05-11 | 2020-08-05 | オークマ株式会社 | 工作機械 |
US10259047B2 (en) * | 2016-05-25 | 2019-04-16 | Andre Hosepi Badalians | Machining apparatus and methods for performing machining operations |
CN106041622A (zh) * | 2016-06-30 | 2016-10-26 | 中原内配集团安徽有限责任公司 | 一种用于内燃机气缸套分切加工的吸屑机构 |
IT201600092105A1 (it) * | 2016-09-13 | 2018-03-13 | Adige Spa | Dispositivo di supporto per il supporto di un tubo su una macchina per la lavorazione di tubi, particolarmente una macchina per il taglio laser di tubi, e macchina per la lavorazione di tubi comprendente tale dispositivo di supporto. |
CN106737457A (zh) * | 2016-12-07 | 2017-05-31 | 天津市科建防腐保温工程有限公司 | 钢管支撑装置 |
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US20150167707A1 (en) * | 2013-12-16 | 2015-06-18 | Carson Optical, Inc. | Self-centering mechanism, a clamping device for an electronic device and means for their integration |
US9442349B2 (en) * | 2013-12-16 | 2016-09-13 | Carson Optical, Inc. | Self-centering mechanism, a clamping device for an electronic device and means for their integration |
US10234749B2 (en) | 2013-12-16 | 2019-03-19 | Carson Optical, Inc. | Self-centering mechanism, a clamping device for an electronic device and means for their integration |
CN103962579A (zh) * | 2014-04-29 | 2014-08-06 | 烟台鲁宝钢管有限责任公司 | 一种可浮动的钢管打内毛刺装置 |
US20160332270A1 (en) * | 2015-05-12 | 2016-11-17 | Smw-Autoblok Spannsysteme Gmbh | Steady rest |
US9937596B2 (en) * | 2015-05-12 | 2018-04-10 | Smw-Autoblok Spannsysteme Gmbh | Steady rest |
DE102015110603A1 (de) * | 2015-07-01 | 2017-01-05 | Sms Group Gmbh | Spanende Bearbeitungsmaschine und spanendes Bearbeitungsverfahren |
US10174846B2 (en) | 2015-07-01 | 2019-01-08 | Sms Group Gmbh | Metal cutting machine and machining method |
DE102015110603B4 (de) | 2015-07-01 | 2019-05-02 | Sms Group Gmbh | Spanende Bearbeitungsmaschine und spanendes Bearbeitungsverfahren |
CN106826283A (zh) * | 2016-12-26 | 2017-06-13 | 安徽谢佑圣电子科技有限公司 | 一种医疗圆管类器械加工用的固定装置 |
CN106826310A (zh) * | 2016-12-26 | 2017-06-13 | 安徽谢佑圣电子科技有限公司 | 一种医疗圆管类器械加工用的自动固定装置 |
Also Published As
Publication number | Publication date |
---|---|
US9533355B2 (en) | 2017-01-03 |
EP2879823A1 (de) | 2015-06-10 |
CN104661777B (zh) | 2016-12-21 |
CA2880241A1 (en) | 2014-02-06 |
US20150321303A1 (en) | 2015-11-12 |
CN104661777A (zh) | 2015-05-27 |
MX2015001303A (es) | 2015-04-08 |
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