EP3269500B1 - Verfahren und vorrichtung zum simultanen spitzenlos-rundschleifen mehrerer werkstücke - Google Patents

Verfahren und vorrichtung zum simultanen spitzenlos-rundschleifen mehrerer werkstücke Download PDF

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Publication number
EP3269500B1
EP3269500B1 EP16179084.5A EP16179084A EP3269500B1 EP 3269500 B1 EP3269500 B1 EP 3269500B1 EP 16179084 A EP16179084 A EP 16179084A EP 3269500 B1 EP3269500 B1 EP 3269500B1
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EP
European Patent Office
Prior art keywords
grinding
rotation
workpieces
regulating wheel
height
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
EP16179084.5A
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German (de)
English (en)
French (fr)
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EP3269500A1 (de
Inventor
Urs Tschudin
Libor Sedlacek
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Tschudin GmbH Grenchen
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Tschudin GmbH Grenchen
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 Tschudin GmbH Grenchen filed Critical Tschudin GmbH Grenchen
Priority to ES16179084T priority Critical patent/ES2726707T3/es
Priority to PL16179084T priority patent/PL3269500T3/pl
Priority to EP16179084.5A priority patent/EP3269500B1/de
Priority to US15/645,359 priority patent/US10232484B2/en
Priority to CN201710566876.6A priority patent/CN107598687B/zh
Publication of EP3269500A1 publication Critical patent/EP3269500A1/de
Application granted granted Critical
Publication of EP3269500B1 publication Critical patent/EP3269500B1/de
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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
    • B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
    • B24B5/18—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centreless means for supporting, guiding, floating or rotating work
    • B24B5/22—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centreless means for supporting, guiding, floating or rotating work for grinding cylindrical surfaces, e.g. on bolts
    • B24B5/225—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centreless means for supporting, guiding, floating or rotating work for grinding cylindrical surfaces, e.g. on bolts for mass articles
    • 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
    • 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
    • B24B5/025—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 involving indexable work supporting means carrying several work pieces to be operated on in succession
    • 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
    • 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
    • B24B5/042—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 for grinding several workpieces at once using one grinding wheel
    • 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
    • B24B5/18—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centreless means for supporting, guiding, floating or rotating work
    • 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
    • B24B5/18—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centreless means for supporting, guiding, floating or rotating work
    • B24B5/30—Regulating-wheels; Equipment therefor
    • 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
    • B24B5/18—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centreless means for supporting, guiding, floating or rotating work
    • B24B5/307—Means for supporting work

Definitions

  • the invention relates to a method for simultaneous centerless cylindrical grinding of several, at least partially rotationally symmetrical workpieces.
  • the invention further relates to a grinding apparatus and its use for carrying out such a method.
  • centerless cylindrical grinding is basically differentiated between the through-grinding and the plunge grinding.
  • a gapless sequence of workpieces with a uniform grinding diameter passes through the grinding gap in the axial direction.
  • To generate the feed in the axial direction of the regulating wheel is usually tilted by 1.5 ° to 3.5 °, whereby the workpieces are pulled through the grinding gap.
  • Einstechschleifen the axes of rotation of the grinding wheel and the regulating wheel are arranged almost parallel to each other, however, have to generate a feed at a small angle of about 0.5 ° to each other to well defined in the axial direction with respect to the grinding device to press against a stop and to fix it in its axial position.
  • the axis of rotation of the regulating wheel is often inclined relative to an axis of rotation parallel to the axes of rotation of the grinding wheel and the workpieces, in particular horizontal plane by a corresponding inclination angle.
  • the object of the present invention is thus to equalize the quality of the simultaneously ground in a grinding cycle workpieces with respect to equal good and optimum roundness during plunge grinding.
  • a method for simultaneous centerless cylindrical grinding or spotless plunge grinding of several, at least partially rotationally symmetrical workpieces, for the implementation of which in particular the device according to the invention described below can be used.
  • the workpieces are arranged for grinding between at least one grinding wheel and at least one regulating wheel on a support device in the direction of their axes of rotation one behind the other and the axis of rotation of the regulating wheel with respect to a parallel to the axes of rotation of the grinding wheel and the workpieces, in particular horizontal plane around a Tilt angle inclined.
  • the inventive method is characterized by the fact that the workpieces during grinding with respect to the parallel plane corresponding to at least a quarter of, in particular at least half, preferably at least three quarters of the inclination angle of the axis of rotation of the regulating wheel in the grinding gap behind one another, ie in the direction of their axes of rotation, offset in height are arranged to match the respective angle of the workpieces to the inclined regulating wheel. That is, the height-offset arrangement, in particular an imaginary connecting line through the geometric centers of the vertically offset workpieces, runs along a line which is at least a quarter of the, parallel to the plane, in particular at least half, preferably at least three quarters of the angle of inclination of the regulating wheels Rotation axis is inclined.
  • the workpieces each have a different height or elevation / depression with respect to the regulating wheel, so that the contact angle of the workpieces, which determines the roundness, of the regulating wheel each is different.
  • the essence of the invention is to match the respective contact angle of the workpieces as possible to the regulating wheel, preferably equal.
  • the angle between the tangent to the regulating wheel in the contact region of the workpiece to the vertical or vertical corresponds to the angle of the connecting line between the regulating wheel rotation axis and Workpiece rotation axis to the horizontal.
  • the workpieces to be ground around can be shafts, rods, bolts or the like, i. at least partially rotationally symmetrical workpieces.
  • the method proposed according to the invention for simultaneous grinding of identically formed workpieces is characterized.
  • the workpieces are arranged in height offset on the support device such that an imaginary connecting line through the geometric center of gravity of the workpieces is substantially parallel to the inclined axis of rotation of the regulating wheel.
  • an imaginary connecting line through the geometric center of gravity of the workpieces is substantially parallel to the inclined axis of rotation of the regulating wheel.
  • "Essentially the same" contact angle in the sense of the invention means that the respective contact angles of the workpieces to the regulating wheel do not differ from one another by more than 1%, in particular by not more than 0.5%.
  • the height-offset arrangement of the workpieces in the grinding gap is selected such that the contact angle of all workpieces to the regulating wheel are the same or identical.
  • the deviation range of the contact angle of not more than 1%, in particular not more than 0.5% can serve to Align the workpieces to the grinding wheel as far as possible.
  • the method according to the invention is suitable for so-called straight plunge grinding, in which the grinding wheel rotation axis and the workpiece rotation axes run parallel to one another.
  • the proposed method is also suitable for so-called oblique insertion grinding, in which the grinding wheel and the workpieces are not arranged parallel to each other, but in which the axis of rotation of the grinding wheel with respect to the axes of rotation of the workpieces with respect to that, in particular horizontal plane leading to the grinding wheel Rotation axis and the workpiece rotation axes runs parallel, angled at an angle.
  • the grinding wheel during plunge grinding It can be provided that the grinding wheel, preferably by means of the height-adjustable dressing device, is dressed in the mirror image before grinding, and likewise where the workpieces abut the grinding wheel during grinding in accordance with the offset arrangement.
  • the grinding wheel preferably by means of the height-adjustable dressing device, be dressed along the grinding wheel rotation axis to different diameters, so that the grinding wheels are in contact with the workpieces positioned one behind the other with height offset.
  • the invention further relates to an apparatus for simultaneous centerless cylindrical grinding of a plurality of at least partially rotationally symmetrical workpieces, in particular for carrying out the inventive method described above, wherein the device comprises at least one grinding wheel and at least one regulating wheel, between which the workpieces for grinding on a support device in the direction of their Rotary axes can be arranged one behind the other.
  • the grinding device is designed in such a way that the axis of rotation of the regulating wheel can be tilted by an angle of inclination relative to a, in particular horizontal, plane parallel to the axes of rotation of the grinding wheel and of the workpieces.
  • the support means of the grinding device is designed such that the workpieces are arranged vertically offset relative to each other during grinding relative to the plane parallel to at least a quarter of, in particular at least half, preferably at least three quarters of the inclination angle of the regulating wheel rotation axis to the grinding respective angle of the workpieces to the inclined Adjust the regulating wheel. That is, the supporting device of the grinding device is designed such that the offset arrangement, in particular an imaginary connecting line through the geometric centers of height offset arranged or arranged workpieces, along a line extending from the plane parallel to at least a quarter of, in particular at least the half, preferably at least three quarters of the inclination angle of the regulating wheel rotation axis is inclined.
  • the support device is designed such that during grinding an imaginary connecting line through the geometrical centers of gravity of the workpieces which are storable or mounted on the support means parallel to inclined axis of rotation of the regulating wheel runs.
  • the support bearing device is designed such that the workpieces are arranged offset in height to each other during grinding in accordance with the inclination angle of the regulating wheel rotation axis that the workpieces each have substantially the same contact angle to the inclined regulating wheel.
  • the "contact angle” and the feature "essentially the same contact angle” are analogous to those of the method according to the invention.
  • the support means for receiving the plurality of workpieces accordingly a plurality of successively arranged in the direction of the workpiece rotation axes supports, which correspond to the inclination angle of the axis of rotation Regulating disc are arranged offset in height to each other.
  • the supporting device is designed to be stepped in shape for receiving the plurality of workpieces, or that the supports are arranged in a staircase shape one behind the other.
  • Each of the supports may, for example, have an oblique bearing surface similar to a run-on slope, which increases transversely, in particular perpendicular to the axis of rotation of the workpiece which can be supported thereon or transversely, in particular perpendicular to the grinding gap in the direction of the grinding wheel.
  • the oblique bearing surface encloses the so-called workpiece support angle, which is generally between 10 ° and 50 °, in particular between 30 ° and 45 °, with the workpiece plane being parallel to the workpiece rotation axes and the grinding wheel rotation axis.
  • the mutually height-offset supports for the workpieces be designed, for example, as each separate components. Furthermore, it is conceivable that these separate pads are arranged on or on a common support carrier.
  • the support device as a whole, about the or with the aid of the common support carrier (s), is adjustable in height.
  • the support device may in particular have an adjustable, preferably actuator-operated height adjustment device.
  • the support device is formed as a whole interchangeable, so that the grinding device with different support devices depending on the geometry of grinding workpieces in the sense of a replacement set can be equipped.
  • At least one of the plurality, preferably each of the multiple editions is designed separately height adjustable.
  • at least one of the plurality, preferably each of the multiple supports is designed as a separate height-adjustable support body.
  • adjustable, preferably actuator-operated height adjustment devices can be provided.
  • the separately height-adjustable support bodies can furthermore also be arranged on or on a common support support, which in turn can serve in particular to support the support device as a whole, i. the separately height-adjustable support body globally to adjust in height.
  • the support device may in particular have an adjustable, preferably actuator-operated tilt adjustment device.
  • at least one of the plurality, preferably each of the several Pads as compared to the axis of rotation of the grinding wheel, in particular from the horizontal separate tiltable support body be formed.
  • a tilt adjustment device can be provided correspondingly for the support body. It is also conceivable, however, that the supports or support bodies are arranged on or on a common support body, which can be tilted approximately with the aid of a tilt adjustment device relative to the axis of rotation of the grinding wheel, in particular from the horizontal.
  • a technically easier to implement, but also very precise and stable support means may be provided, for example, that at least two of the requirements, in particular all conditions, according to the angle of inclination of the axis of rotation of the regulating wheel to each other rigid arranged offset in height or formed.
  • the at least two of the pads, in particular all pads can be integrally formed, integral or monolithic.
  • the workpieces undergo a feed during grinding in the direction of their axis of rotation in order to press the workpiece well defined against a stop and to keep it stable in the axial direction in the grinding device.
  • the inventive method for each workpiece at least one stop is provided or the inventive grinding device for each workpiece has at least one stop against which the workpiece during grinding in the direction of its axis of rotation.
  • the stop for example, but also by a corresponding profiling of the regulating wheel, such as a radial offset, be realized, on which the workpiece rests positively and is secured against axial displacement.
  • the grinding wheel comprises a plurality of partial grinding wheels arranged one behind the other on its axis of rotation and the regulating wheel has a plurality of partial control disks arranged one behind the other on its axis of rotation.
  • the regulating wheel has a plurality of partial control disks arranged one behind the other on its axis of rotation.
  • one partial grinding wheel and one partial regulating wheel are provided per workpiece to be ground.
  • the grinding device for the purpose of individual targeted dressing of the regulating wheel to the vertically offset arrangement of the workpieces to be ground at least one feeder, especially height adjustable dressing device for dressing the least one regulating wheel ,
  • the at least one grinding wheel have, in order to straighten the regulating wheel before grinding at those points at which the workpieces rest in accordance with the height-offset arrangement during grinding on the regulating wheel.
  • the proposed grinding device can either be designed so that the axis of rotation of the workpieces for realizing the straight-Einstechschleifens runs parallel to the grinding wheel rotation axis. Conversely, however, the grinding device can also be designed such that the axis of rotation of the grinding wheel is angled relative to the axes of rotation of the workpieces by an angle, in particular within the horizontal, in order to realize the oblique-Einichschleifen.
  • the present invention further relates to the use of a previously described inventive device for carrying out the inventive method described above.
  • the Fig. 1 to 3 show a possible embodiment of an inventive grinding device 1 for simultaneous centreless centreless grinding of several workpieces 11, 12, 13, 14.
  • the workpieces 11, 12, 13, 14 to identical, substantially rotationally symmetrical cylinder body, using the inventive grinding device 1 or according to the inventive cylindrical grinding process to a uniformly equal and equal round diameter to be ground.
  • the Fig. 1 to 3 show the process of centerless cylindrical grinding in a schematic representation.
  • the workpieces 11, 12, 13, 14 are in the so-called grinding gap between the grinding wheel 110 and the regulating wheel 120 in the direction of the workpiece rotation axes 11.1, 12.1, 13.1, 14.1 arranged one behind the other and mounted on a ruler-like support device 200.
  • both the regulating wheel 120 and the grinding wheel 110 each comprise a partial control disk 121, 122, 123, 124 and a partial grinding wheel 111, 112, 113, 114 for each workpiece 11, 12, 13, 14.
  • All partial control disks 121, 122, 133, 124 or all partial grinding wheels 111, 112, 113, 114 are each arranged on a common regulating wheel rotation axis 120.1 or a common grinding wheel rotation axis 110.1 via which the partial grinding wheels or partial control wheels can be set in rotation.
  • all workpieces 11, 12, 13, 14 are located above the connecting line between the grinding wheel rotation axis 110.1 and the regulating wheel rotation axis 120.1, ie it is ground "over the center”.
  • the workpieces 11, 12, 13, 14 are driven by the slow-rotating part-control wheels 121, 122, 133, 124 and machined by the part-grinding wheels 111, 112, 113, 114 rotating faster in comparison thereto.
  • the support means and the partial grinding wheels 111, 112, 113, 114 support the workpiece on at least part of its length and absorb the occurring cutting forces.
  • the grinding apparatus 1 shown here serves for so-called straight-groove grinding.
  • the grinding wheel rotation axis 110.1 and the regulating wheel rotation axis 120.1 are arranged substantially parallel to the axis next to each other.
  • the regulating wheel rotation axis 120.1 is inclined relative to a parallel to the grinding wheel rotation axis 110.1 and the workpiece rotation axes 11.1, 12.1, 13.1, 14.1 parallel horizontal plane by an inclination angle ⁇ .
  • the inclination angle ⁇ is typically about 0.5 °.
  • the workpieces 11, 12, 13, 14 in the grinding gap according to the inclination angle ⁇ of the regulating wheel rotation axis 120.1 to each other offset in height and preferably - as in the present embodiment - such that the workpieces each have substantially the same bearing angle ⁇ on the inclined regulating wheel 120, in particular, that the contact angles ⁇ of all workpieces 11, 12, 13, 14 to the respective partial control disk 121, 122, 133, 124 are identical or identical.
  • the workpieces 11, 12, 13, 14 - as in Fig. 3 shown - arranged on the support means 200 such a height offset one behind the other, that an imaginary connecting line LS through the geometric centers of gravity S of the workpieces 11, 12, 13, 14 parallel to the inclined regulating wheel rotation axis 120.1.
  • the exemplary embodiment of the grinding device 1 shown here shows a possible and particularly advantageous embodiment of the support device 200 in order to realize the height-offset arrangement of the workpieces 11, 12, 13, 14 according to the inclination angle ⁇ of the regulating wheel rotation axis 120.1.
  • the support means each have a support 211, 212, 213, 214, each with a transversely to the grinding gap in the direction of grinding wheel 110 obliquely rising support surface on which the corresponding workpiece 11, 12, 13, 14 rest during grinding.
  • the various supports 211, 212, 213, 214 are staggered relative to one another in the axial direction, ie along the grinding gap, in accordance with the angle of inclination ⁇ of the regulating wheel rotation axis 120.1.
  • the supports 211, 212, 213, 214 in the present embodiment as separately height-adjustable support body 201, 202, 203, 204 are formed (indicated by the double arrows in Fig. 3 ).
  • a fine adjustment of the height offset of the individual workpieces 11, 12, 13, 14 and / or an adaptation / adaptation of the support device 200 for simultaneous grinding of workpieces of different geometry can be made possible in an advantageous manner.
  • All support bodies 201, 202, 203, 204 are arranged on a common support support 230, which in turn is itself height-adjustable to the height of the entire support device 200 global to be able to adjust.
  • adjusting screws or actuators may be provided to adjust the height of the support body 201, 202, 203, 204 and the support support 230.
  • the sanding device 1 has a height-adjustable dressing device (not shown here) ,
  • the dressing device can of course also be designed to be adjustable or feedable in the axial direction along the grinding gap and / or in the horizontal. It can also be provided to grind the grinding wheel 110 or the partial grinding wheels 111, 112, 113, 114, preferably by means of the height-adjustable dressing device, before the grinding, and likewise where the workpieces lie against the grinding wheel during grinding in accordance with the offset arrangement.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Grinding Of Cylindrical And Plane Surfaces (AREA)
EP16179084.5A 2016-07-12 2016-07-12 Verfahren und vorrichtung zum simultanen spitzenlos-rundschleifen mehrerer werkstücke Active EP3269500B1 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
ES16179084T ES2726707T3 (es) 2016-07-12 2016-07-12 Procedimiento y dispositivo de rectificado cilíndrico simultáneo sin puntos de varias piezas de trabajo
PL16179084T PL3269500T3 (pl) 2016-07-12 2016-07-12 Sposób i przyrząd do jednoczesnego szlifowania bezkłowego powierzchni walcowych większej liczby obrabianych przedmiotów
EP16179084.5A EP3269500B1 (de) 2016-07-12 2016-07-12 Verfahren und vorrichtung zum simultanen spitzenlos-rundschleifen mehrerer werkstücke
US15/645,359 US10232484B2 (en) 2016-07-12 2017-07-10 Method and device for simultaneous centreless cylindrical grinding of multiple workpieces
CN201710566876.6A CN107598687B (zh) 2016-07-12 2017-07-12 同时对多个工件进行无心外圆磨削的方法和设备

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP16179084.5A EP3269500B1 (de) 2016-07-12 2016-07-12 Verfahren und vorrichtung zum simultanen spitzenlos-rundschleifen mehrerer werkstücke

Publications (2)

Publication Number Publication Date
EP3269500A1 EP3269500A1 (de) 2018-01-17
EP3269500B1 true EP3269500B1 (de) 2019-01-30

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EP16179084.5A Active EP3269500B1 (de) 2016-07-12 2016-07-12 Verfahren und vorrichtung zum simultanen spitzenlos-rundschleifen mehrerer werkstücke

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Country Link
US (1) US10232484B2 (zh)
EP (1) EP3269500B1 (zh)
CN (1) CN107598687B (zh)
ES (1) ES2726707T3 (zh)
PL (1) PL3269500T3 (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110355627A (zh) * 2019-06-18 2019-10-22 无锡诚石轴承有限公司 一种无心磨托板激磁装置
CN110370140B (zh) * 2019-07-12 2021-08-13 贵州大学 多功能双主轴无心磨床
CN112853437B (zh) * 2021-01-04 2022-04-12 湖州金业表面科技有限公司 一种电镀工件打磨装置及方法
CN113098208A (zh) * 2021-05-17 2021-07-09 犍为安兴机械有限公司 一种改进的三相异步电机转子轴装配加工装置及其加工工艺
CN114905339A (zh) * 2022-04-29 2022-08-16 江西江钨硬质合金有限公司 一种高精度硬质合金棒材的加工工艺
CN115570451B (zh) * 2022-10-11 2024-09-27 天津大学 斜角无心外圆磨削方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2322620A (en) * 1939-11-04 1943-06-22 Ekholm Carl Gustav Centerless grinding machine
US4062150A (en) * 1975-09-10 1977-12-13 Hitachi, Ltd. Centerless grinding method and device using same
US4083151A (en) * 1977-06-06 1978-04-11 Cincinnati Milacron Inc. Angular feed centerless grinder
US4712332A (en) * 1982-11-30 1987-12-15 Energy Adaptive Grinding, Inc. Centerless and center-type grinding system
JPS59209747A (ja) * 1983-05-10 1984-11-28 Toyoda Mach Works Ltd センタレス研削盤
JPS59219139A (ja) * 1983-05-27 1984-12-10 Toyoda Mach Works Ltd センタレス研削盤における心高制御装置
JPS59227360A (ja) * 1983-06-08 1984-12-20 Toyoda Mach Works Ltd センタレス研削盤における調整車修正装置
US4783932A (en) * 1987-02-11 1988-11-15 Sager Russell J Centerless grinder construction
EP0449767B1 (de) * 1990-03-23 1993-08-11 Agathon A.G. Maschinenfabrik Spitzenlose Rundschleifmaschine
US5643051A (en) * 1995-06-16 1997-07-01 The University Of Connecticut Centerless grinding process and apparatus therefor
JP4140777B2 (ja) * 2004-02-16 2008-08-27 光洋機械工業株式会社 センタレス研削方法およびセンタレス研削盤
CN101767299B (zh) * 2009-12-25 2012-08-22 常州市好利莱光电科技有限公司 采用滚圆设备直接滚圆光学玻璃方形条料的方法
EP2394783B1 (de) * 2010-06-14 2014-03-19 Urs Tschudin Spitzenlose Rundschleifmaschine und Verfahren zum spitzenlosen Schleifen mit höhenverstellbarer Regelscheibe

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

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EP3269500A1 (de) 2018-01-17
CN107598687A (zh) 2018-01-19
US10232484B2 (en) 2019-03-19
CN107598687B (zh) 2021-12-31
ES2726707T3 (es) 2019-10-08
US20180015587A1 (en) 2018-01-18
PL3269500T3 (pl) 2019-07-31

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