CN104149031A - Oscillating bar bearing structure of arc trimmer - Google Patents

Oscillating bar bearing structure of arc trimmer Download PDF

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Publication number
CN104149031A
CN104149031A CN201410387124.XA CN201410387124A CN104149031A CN 104149031 A CN104149031 A CN 104149031A CN 201410387124 A CN201410387124 A CN 201410387124A CN 104149031 A CN104149031 A CN 104149031A
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CN
China
Prior art keywords
hole
frustum
cone
steel ball
fork
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.)
Pending
Application number
CN201410387124.XA
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Chinese (zh)
Inventor
陈国华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WUXI MACHINE TOOL CO Ltd
Original Assignee
WUXI MACHINE TOOL CO Ltd
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 WUXI MACHINE TOOL CO Ltd filed Critical WUXI MACHINE TOOL CO Ltd
Priority to CN201410387124.XA priority Critical patent/CN104149031A/en
Publication of CN104149031A publication Critical patent/CN104149031A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B53/00Devices or means for dressing or conditioning abrasive surfaces
    • B24B53/12Dressing tools; Holders therefor

Abstract

The invention provides an oscillating bar bearing structure of an arc trimmer. By means of the oscillating bar bearing structure, the upper end and the lower end of an oscillating bar can be on the same vertical axis, so that machining precision of a trimmer base cannot influence movement trails of a diamond pen and the manufacturing cost of the arc trimmer is low. The oscillating bar bearing structure comprises the trimmer base, the oscillating bar and the diamond pen, the middle of the oscillating bar is provided with the diamond pen, and the upper end and the lower end of the oscillating bar are located an upper end installation cavity and a lower end installation cavity of the trimmer base respectively. The oscillating bar bearing structure is characterized in that the convex position of the upper end and the convex position of the lower end of the oscillating bar are respectively provided with a cone frustum hole with inwards concave closing-in port, a steel ball structure is distributed in the cone frustum hole and comprises an upper steel ball and a lower end steel ball, the outer ring portion of an upper gland is fixedly connected with the upper wall of the upper end installation cavity of the trimmer base, and the center of the lower portion of the upper gland is provided with a cone frustum upper hole with an inward concave closing-in port.

Description

A kind of fork supporting structure of grinding wheel arc dresser
Technical field
The present invention relates to the technical field of structures of grinding wheel arc dresser, be specially a kind of fork supporting structure of grinding wheel arc dresser.
Background technology
The medium position of the fork of existing grinding wheel arc dresser is furnished with diamond pen; the upper end of fork, lower end are supported in corresponding bearing installation cavity by bearing respectively; upper bearing (metal), lower bearing need to guarantee that it is on same axis; when generation upper bearing (metal), lower bearing are not on same axis; the movement locus of the diamond pen at fork middle part can be offset; make emery wheel to be trimmed occur defective products; the requirement on machining accuracy of the bearing installation cavity of trimmer pedestal is high for this reason, makes the processing cost of grinding wheel arc dresser high, manufacturing cost is high.
Summary of the invention
For the problems referred to above, the invention provides a kind of fork supporting structure of grinding wheel arc dresser, it is same vertically to axis that it can guarantee that upper end, the lower end of fork are positioned at, the machining accuracy of trimmer pedestal can not exerted an influence to the movement locus of diamond pen, make the low cost of manufacture of grinding wheel arc dresser.
A kind of fork supporting structure of grinding wheel arc dresser, its technical scheme is such: it comprises trimmer pedestal, fork, diamond pen, the medium position of described fork is furnished with described diamond pen, the upper end of described fork, lower end lays respectively at the corresponding upper end of described trimmer pedestal cavity is installed, cavity is installed in lower end, it is characterized in that: the upper end of described fork, the salient position of lower end is respectively arranged with the frustum of a cone hole that indent closes up, the described frustum of a cone is furnished with steel ball structure in hole, described steel ball structure specifically comprises upper end steel ball, lower end steel ball, the outer ring portion of top gland is fastenedly connected the upper wall of the upper end installation cavity of described trimmer pedestal, the lower central of described top gland has hole on the frustum of a cone that indent closes up, on the described frustum of a cone, port lid is loaded on the top of described upper end steel ball, the bottom outer ring portion of bottom backing plate is fastenedly connected the lower wall of the lower end installation cavity of described trimmer pedestal, the central upper portion of described bottom backing plate has hole under the frustum of a cone that indent closes up, the sidewall in bottom supporting hole under the described frustum of a cone of described lower end steel ball, described upper end steel ball, the line that the centre of sphere of lower end steel ball forms is the rotating shaft of described fork, the bottom sphere of described upper end steel ball is close to the inwall in the frustum of a cone hole of described upper end.
It is further characterized in that: with the locating piece of spacing hole respectively by screw fastening in the outer face in the described frustum of a cone hole of correspondence, the mouth of described spacing hole mounts cover the outer end in described steel ball structure, location-plate is further guaranteed the position of steel ball structure, convenient installation;
Described limiting plate comprises upper end limiting plate, lower end limiting plate, described upper end limiting plate by screw fastening in the upper surface in the described frustum of a cone hole of upper end, described top gland is positioned at the top of described upper end limiting plate, described lower end limiting plate is by screw fastening in the lower surface in the described frustum of a cone hole of lower end, and described bottom backing plate is positioned at the below of described bottom limiting plate;
A side away from emery wheel of described trimmer pedestal is furnished with motor installation cavity, servomotor is positioned at described motor installation cavity, the top drive rod of described servomotor exposes to the upper surface of described trimmer pedestal, described top drive rod is set with drive pulley, the top of described top gland is provided with bearing block, the top outer ring surface suit driven pulley of described bearing block, described drive pulley, between driven pulley, by Timing Belt, connect, the inside center axle of described bearing block is supported on described top gland, between the inwall of described inside center axle and described bearing block, be provided with bearing, the front end evagination of described bearing block is in the front end of described trimmer pedestal, the front end below of described bearing block is fastened with drive link, the inner side of described drive link is fastenedly connected the upper-end front position of described fork, the rotational angle of described servomotor is-20 °~20 °, it is can do with respect to the center facade axis of the trimmer pedestal ± rotation of 20 ° of drive link,
The inner of described diamond pen is provided with diamond pen adjusting lever, and the inner of described diamond pen is flush-mounted in the installation cavity of described diamond pen adjusting lever, described diamond pen adjusting lever adjust diamond pen towards, the convenient accurate finishing for emery wheel to be trimmed;
On the described frustum of a cone hole that indent closes up, the frustum of a cone, under hole, the frustum of a cone, the tapering in hole is identical, and it guarantees to be positioned at the Operating condition adjustment steel ball structure position of inner separately steel ball structure can be according to finishing time, guarantees axiality;
On described frustum of a cone hole, the frustum of a cone, the inside in hole is provided with counter bore structure, and it is convenient to the top hole on grinding frustum of a cone hole after counterbore, the frustum of a cone of going deep into, and guarantees the smooth of hole on frustum of a cone hole, the frustum of a cone;
Under the described frustum of a cone bottom in hole be through hole or counterbore, it is convenient to the top hole under the grinding frustum of a cone of going deep into equally, guarantees the smooth of hole under the frustum of a cone;
The upper end of described trimmer pedestal is provided with cover plate, and described drive pulley, driven pulley, bearing block are all positioned at the internal cavities of described cover plate.
Adopt after structure of the present invention, locate by hole, upper end steel ball on described frustum of a cone hole, the frustum of a cone upper end of fork, locate by hole, lower end steel ball under frustum of a cone hole, the frustum of a cone lower end of fork, steel ball structure makes fork can carry out self adaptation adjustment in the axial direction, upper end, the lower end that can guarantee fork are positioned at same vertically to axis, the machining accuracy of trimmer pedestal can not exerted an influence to the movement locus of diamond pen, make the low cost of manufacture of grinding wheel arc dresser.
Accompanying drawing explanation
Fig. 1 is front view structural representation of the present invention;
Fig. 2 is top view structural representation of the present invention (removal cover plate)
Fig. 3 is left view structural representation of the present invention;
Fig. 4 is the local structure for amplifying schematic diagram at the A place of Fig. 1.
The specific embodiment
A kind of fork supporting structure of grinding wheel arc dresser, see Fig. 1~Fig. 4: it comprises trimmer pedestal 1, fork 2, diamond pen 3, the medium position of fork 2 is furnished with diamond pen 3, the upper end of fork 2, lower end lays respectively at the corresponding upper end of trimmer pedestal 1 cavity 4 is installed, cavity 5 is installed in lower end, the upper end of fork 2, the salient position of lower end is respectively arranged with the frustum of a cone hole 6 that indent closes up, in frustum of a cone hole 6, be furnished with steel ball structure, steel ball structure specifically comprises upper end steel ball 7, lower end steel ball 8, the outer ring portion of top gland 9 is fastenedly connected the upper wall of the upper end installation cavity 4 of trimmer pedestal 1, the lower central of top gland 9 has hole 10 on the frustum of a cone that indent closes up, on the frustum of a cone, hole 10 mounts cover in the top of upper end steel ball 7, the bottom outer ring portion of bottom backing plate 11 is fastenedly connected the lower wall of the lower end installation cavity 5 of trimmer pedestal 1, the central upper portion of bottom backing plate 11 has hole 12 under the frustum of a cone that indent closes up, the sidewall in the bottom supporting of lower end steel ball 8 hole 12 under the frustum of a cone, upper end steel ball 7, the line 13 that the centre of sphere of lower end steel ball 8 forms is the rotating shaft of fork, the bottom sphere of upper end steel ball 7 is close to the inwall in the frustum of a cone hole 6 of upper end.
With the locating piece of spacing hole respectively by screw fastening in the outer face in corresponding frustum of a cone hole, the mouth of spacing hole mounts cover the outer end in steel ball structure, location-plate is further guaranteed the position of steel ball structure, convenient installation;
Limiting plate comprises upper end limiting plate 14, lower end limiting plate 15, upper end limiting plate 14 by screw fastening in the upper surface in the frustum of a cone hole 6 of upper end, top gland 9 is positioned at the top of upper end limiting plate 14, lower end limiting plate 15 is by screw fastening in the lower surface in the frustum of a cone hole 6 of lower end, and bottom backing plate 11 is positioned at the below of bottom limiting plate 15;
A side away from emery wheel 16 of trimmer pedestal 1 is furnished with motor installation cavity 17, servomotor 18 is positioned at motor installation cavity 17, the top drive rod 19 of servomotor 18 exposes to the upper surface of trimmer pedestal 1, top drive rod 19 is set with drive pulley 20, the top of top gland 9 is provided with bearing block 21, the top outer ring surface suit driven pulley 22 of bearing block 21, drive pulley 20, between driven pulley 22, by Timing Belt 23, connect, the inside center axle 24 of bearing block 21 is supported on top gland 9, between the inwall of inside center axle 24 and bearing block 21, be provided with bearing 25, the front end evagination of bearing block 21 is in the front end of trimmer pedestal 1, the front end below of bearing block 21 is fastened with drive link 26, the inner side of drive link 26 is fastenedly connected the upper-end front position of fork 2, the rotational angle of servomotor 18 is-20 °~20 °, it is can do with respect to center facade axle 27 lines of the trimmer pedestal 1 ± rotation of 20 ° of drive link 26, thereby make fork 2 can do fine tune when trimming wheel,
The inner of diamond pen 3 is provided with diamond pen adjusting lever 28, and the inner of diamond pen 3 is flush-mounted in the installation cavity of diamond pen adjusting lever 28, diamond pen adjusting lever 28 adjust diamond pens 3 towards, the convenient accurate finishing for emery wheel to be trimmed;
On the frustum of a cone hole 6 that indent closes up, the frustum of a cone, under hole 10, the frustum of a cone, the tapering in hole 12 is identical, and it guarantees to be positioned at the Operating condition adjustment steel ball structure position of inner separately steel ball structure can be according to finishing time, guarantees axiality;
On frustum of a cone hole 6, the frustum of a cone, the inside in hole 10 is provided with counter bore structure 29, and it is convenient to the top hole 10 on grinding frustum of a cone hole 6 after counterbore, the frustum of a cone of going deep into, and guarantees the smooth of hole 10 on frustum of a cone hole 6, the frustum of a cone;
Under the frustum of a cone bottom in hole 12 be through hole 30 or counterbore, it is convenient to the top hole 12 under the grinding frustum of a cone of going deep into equally, guarantees the smooth of hole 12 under the frustum of a cone;
The upper end of trimmer pedestal 1 is provided with cover plate 31, and drive pulley 20, driven pulley 22, bearing block 21 are all positioned at the internal cavities of cover plate.

Claims (9)

1. the fork supporting structure of a grinding wheel arc dresser, it comprises trimmer pedestal, fork, diamond pen, the medium position of described fork is furnished with described diamond pen, the upper end of described fork, lower end lays respectively at the corresponding upper end of described trimmer pedestal cavity is installed, cavity is installed in lower end, it is characterized in that: the upper end of described fork, the salient position of lower end is respectively arranged with the frustum of a cone hole that indent closes up, the described frustum of a cone is furnished with steel ball structure in hole, described steel ball structure specifically comprises upper end steel ball, lower end steel ball, the outer ring portion of top gland is fastenedly connected the upper wall of the upper end installation cavity of described trimmer pedestal, the lower central of described top gland has hole on the frustum of a cone that indent closes up, on the described frustum of a cone, port lid is loaded on the top of described upper end steel ball, the bottom outer ring portion of bottom backing plate is fastenedly connected the lower wall of the lower end installation cavity of described trimmer pedestal, the central upper portion of described bottom backing plate has hole under the frustum of a cone that indent closes up, the sidewall in bottom supporting hole under the described frustum of a cone of described lower end steel ball, described upper end steel ball, the line that the centre of sphere of lower end steel ball forms is the rotating shaft of described fork, the bottom sphere of described upper end steel ball is close to the inwall in the frustum of a cone hole of described upper end.
2. the fork supporting structure of a kind of grinding wheel arc dresser according to claim 1, it is characterized in that: with the locating piece of spacing hole respectively by screw fastening in the outer face in the described frustum of a cone hole of correspondence, the mouth of described spacing hole mounts cover the outer end in described steel ball structure.
3. the fork supporting structure of a kind of grinding wheel arc dresser according to claim 1, it is characterized in that: described limiting plate comprises upper end limiting plate, lower end limiting plate, described upper end limiting plate by screw fastening in the upper surface in the described frustum of a cone hole of upper end, described top gland is positioned at the top of described upper end limiting plate, described lower end limiting plate is by screw fastening in the lower surface in the described frustum of a cone hole of lower end, and described bottom backing plate is positioned at the below of described bottom limiting plate.
4. the fork supporting structure of a kind of grinding wheel arc dresser according to claim 1, it is characterized in that: the side away from emery wheel of described trimmer pedestal is furnished with motor installation cavity, servomotor is positioned at described motor installation cavity, the top drive rod of described servomotor exposes to the upper surface of described trimmer pedestal, described top drive rod is set with drive pulley, the top of described top gland is provided with bearing block, the top outer ring surface suit driven pulley of described bearing block, described drive pulley, between driven pulley, by Timing Belt, connect, the inside center axle of described bearing block is supported on described top gland, between the inwall of described inside center axle and described bearing block, be provided with bearing, the front end evagination of described bearing block is in the front end of described trimmer pedestal, the front end below of described bearing block is fastened with drive link, the inner side of described drive link is fastenedly connected the upper-end front position of described fork, the rotational angle of described servomotor is-20 °~20 °, it is can do with respect to the center facade axis of the trimmer pedestal ± rotation of 20 ° of drive link.
5. the fork supporting structure of a kind of grinding wheel arc dresser according to claim 1, is characterized in that: the inner of described diamond pen is provided with diamond pen adjusting lever, and the inner of described diamond pen is flush-mounted in the installation cavity of described diamond pen adjusting lever.
6. the fork supporting structure of a kind of grinding wheel arc dresser according to claim 1, is characterized in that: on the described frustum of a cone hole that indent closes up, the frustum of a cone, under hole, the frustum of a cone, the tapering in hole is identical.
7. the fork supporting structure of a kind of grinding wheel arc dresser according to claim 6, is characterized in that: on described frustum of a cone hole, the frustum of a cone, the inside in hole is provided with counter bore structure.
8. the fork supporting structure of a kind of grinding wheel arc dresser according to claim 6, is characterized in that: under the described frustum of a cone bottom in hole be through hole or counterbore.
9. the fork supporting structure of a kind of grinding wheel arc dresser according to claim 4, is characterized in that: the upper end of described trimmer pedestal is provided with cover plate, and described drive pulley, driven pulley, bearing block are all positioned at the internal cavities of described cover plate.
CN201410387124.XA 2014-08-08 2014-08-08 Oscillating bar bearing structure of arc trimmer Pending CN104149031A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410387124.XA CN104149031A (en) 2014-08-08 2014-08-08 Oscillating bar bearing structure of arc trimmer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410387124.XA CN104149031A (en) 2014-08-08 2014-08-08 Oscillating bar bearing structure of arc trimmer

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CN104149031A true CN104149031A (en) 2014-11-19

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1269828A (en) * 1969-06-27 1972-04-06 Henry Folhe Swenson Wheel dressers
CN101811277A (en) * 2009-12-24 2010-08-25 濮阳贝英数控机械设备有限公司 Grinding device and using method thereof for ball bearing inner ring raceway
CN202556245U (en) * 2012-03-29 2012-11-28 新昌县盛大科技有限公司 Trimmer mechanism of grinder for raceways of inner rings of third-category bearings
CN102794708A (en) * 2012-07-20 2012-11-28 无锡和胜自动化设备有限公司 Arc trimmer structure
CN103056773A (en) * 2013-01-08 2013-04-24 新乡亿威数控设备有限公司 Dresser for ball supporting inner and outer races of ball bearing
CN203062518U (en) * 2013-01-08 2013-07-17 新乡亿威数控设备有限公司 Ball bearing steel ball bearing inner and outer race finisher
CN103962914A (en) * 2014-04-21 2014-08-06 浙江石轴数控设备有限公司 Spherical roller bearing inner ring raceway grinder device and method thereof

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1269828A (en) * 1969-06-27 1972-04-06 Henry Folhe Swenson Wheel dressers
CN101811277A (en) * 2009-12-24 2010-08-25 濮阳贝英数控机械设备有限公司 Grinding device and using method thereof for ball bearing inner ring raceway
CN202556245U (en) * 2012-03-29 2012-11-28 新昌县盛大科技有限公司 Trimmer mechanism of grinder for raceways of inner rings of third-category bearings
CN102794708A (en) * 2012-07-20 2012-11-28 无锡和胜自动化设备有限公司 Arc trimmer structure
CN103056773A (en) * 2013-01-08 2013-04-24 新乡亿威数控设备有限公司 Dresser for ball supporting inner and outer races of ball bearing
CN203062518U (en) * 2013-01-08 2013-07-17 新乡亿威数控设备有限公司 Ball bearing steel ball bearing inner and outer race finisher
CN103962914A (en) * 2014-04-21 2014-08-06 浙江石轴数控设备有限公司 Spherical roller bearing inner ring raceway grinder device and method thereof

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Application publication date: 20141119

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