CN115365993A - Floating type linear motor driven excircle honing head - Google Patents
Floating type linear motor driven excircle honing head Download PDFInfo
- Publication number
- CN115365993A CN115365993A CN202211148157.XA CN202211148157A CN115365993A CN 115365993 A CN115365993 A CN 115365993A CN 202211148157 A CN202211148157 A CN 202211148157A CN 115365993 A CN115365993 A CN 115365993A
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- frame
- linear motor
- floating
- honing head
- motor driven
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- 238000003754 machining Methods 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910001234 light alloy Inorganic materials 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- B24B33/00—Honing machines or devices; Accessories therefor
- B24B33/08—Honing tools
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Machine Tool Units (AREA)
Abstract
The invention provides a floating type linear motor driven excircle honing head, which comprises: an outer frame; the middle frame is connected with the outer frame through a plurality of elastic pieces so that the middle frame is arranged in the outer frame in a floating mode; the inner frame is connected with the middle frame in a sliding mode through the upper guide member and the lower guide member so that the inner frame is arranged in the middle frame in a floating mode; wherein, fixed mounting has a plurality of linear electric motor on the inner frame, and all linear electric motor's output extends towards inner frame center department, and linear electric motor's output still fixedly connected with mount pad installs the processing portion on the mount pad. The invention adopts a full-floating mode to directly drive and feed through the linear motor, simplifies the intermediate structure, reduces the influenced probability, and finally improves the precision of driving and feeding.
Description
Technical Field
The invention relates to the technical field of excircle honing head equipment, in particular to a floating type linear motor driven excircle honing head.
Background
The honing head can adopt various driving feeding modes, wherein, in the prior art, the external circle honing feeding can adopt hydraulic driving or pneumatic driving feeding, and in recent years, a servo motor is also adopted to be connected with a screw rod through a speed reducer to drive and feed.
In the above-described drive-feed manner,
1) The hydraulic feeding can not realize accurate feeding, has high maintenance cost, needs to replace hydraulic oil due to time, is easy to damage a seal and the like, and has heavy self weight so as to influence the processing precision;
2) The pneumatic feeding also influences the processing precision due to unstable and fluctuating air pressure;
3) The servo motor is connected with the speed reducing mechanism and then connected with the screw rod for feeding, so that the number of parts in the middle link is large, and the screw rod is easy to wear, so that the error is large.
In general, most of the driving and feeding methods in the prior art have the problem that the precision is easily affected.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a floating type linear motor driven excircle honing head, which solves the problem that the driving feeding precision is easily influenced in the prior art.
According to an embodiment of the present invention, a floating type linear motor driven outer circle honing head includes:
an outer frame;
the middle frame is connected with the outer frame through a plurality of elastic pieces so that the middle frame is arranged in the outer frame in a floating mode;
the inner frame is connected with the middle frame in a sliding mode through the upper guide member and the lower guide member so that the inner frame is arranged in the middle frame in a floating mode; wherein, the first and the second end of the pipe are connected with each other,
a plurality of linear electric motors are fixedly mounted on the inner frame, the output ends of all the linear electric motors extend towards the center of the inner frame, the output ends of the linear electric motors are fixedly connected with mounting seats, and processing parts are mounted on the mounting seats.
In the embodiment, the linear motor is in a full floating state through the cooperation of the inner frame and the middle frame, and the linear motor directly drives and feeds, so that the middle structure is simplified, the feeding efficiency is improved, and the probability that the precision is influenced is reduced.
Further, the middle frame is connected with the outer frame in a sliding mode through the left guide piece and the right guide piece.
Furthermore, the upper guide piece, the lower guide piece, the left guide piece and the right guide piece are a pair and are arranged at intervals, and all the upper guide piece, the lower guide piece, the left guide piece and the right guide piece are enclosed into a cross structure.
Furthermore, the upper and lower guide members comprise upper and lower sliding shafts fixedly connected with the inner frame, and the middle frame is provided with a first sliding hole for the upper and lower sliding shafts to slide.
Furthermore, the left and right guide pieces comprise left and right sliding shafts fixedly connected with the outer frame, and a second sliding hole for the sliding of the left and right sliding shafts is formed in the middle frame.
Furthermore, the outer frame, the middle frame and the inner frame are of a square structure which is coaxially arranged, the elastic element comprises four return springs, and two ends of each return spring are respectively in rotating connection with the inner angle of the outer frame and the inner angle of the middle frame.
Furthermore, a pair of counterweight buffer springs symmetrically arranged at two sides of the upper and lower guide members are fixedly connected between the lower ends of the middle frame and the inner frame.
Furthermore, a first sliding sleeve is sleeved in the first sliding hole.
Furthermore, a second sliding sleeve is sleeved in the second sliding hole.
Further, the processing portion includes an oilstone.
Compared with the prior art, the invention has the following beneficial effects:
the full-floating mode is adopted to directly drive and feed through the linear motor, the intermediate structure is simplified, the influenced probability is reduced, and finally the precision of driving and feeding is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present invention;
in the above drawings:
the device comprises an outer frame 1, an intermediate frame 2, an elastic member 3, an inner frame 4, a linear motor 5, a mounting seat 6, a processing part 7, a tubular workpiece 8, a left guide member, a right guide member 9, an upper guide member, a lower guide member 10, a first sliding sleeve 11, a second sliding sleeve 12 and a counterweight buffer spring 13.
Detailed Description
The technical solution of the present invention is further explained with reference to the drawings and the embodiments.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
As shown in fig. 1, the present embodiment provides a floating type linear motor driven external honing head, which includes:
an outer frame 1;
an intermediate frame 2, the intermediate frame 2 being connected to the outer frame 1 by a plurality of elastic members 3 such that the intermediate frame 2 is floatingly disposed within the outer frame 1;
an inner frame 4, the inner frame 4 being slidably connected to the intermediate frame 2 by upper and lower guides 10 such that the inner frame 4 is floatingly disposed within the intermediate frame 2; wherein, the first and the second end of the pipe are connected with each other,
a plurality of linear electric motors 5 are fixedly mounted on the inner frame 4, the output ends of all the linear electric motors 5 extend towards the center of the inner frame 4, the output ends of the linear electric motors 5 are fixedly connected with mounting seats 6, machining portions 7 are mounted on the mounting seats 6, and the machining portions 7 comprise oilstones.
In the above embodiment, the outer frame 1 is fixed on the reciprocating mechanism platform of the outer circle honing machine, and simultaneously, the power transmission of the whole honing head machine moving along the axial direction of the tubular workpiece 8 is achieved, when machining is performed, the tubular workpiece 8 is located in the inner frame 4, the linear motor 5 drives the mounting seat 6 to enable the machining part 7 to be in contact with the outer circle of the tubular workpiece 8 and achieve machining, specifically, in the embodiment, the linear motor 5 is in a full-floating state through the cooperation of the inner frame 4 and the middle frame 2, and the linear motor 5 directly drives and feeds, so that the middle structure is simplified, the feeding efficiency is improved, and the probability that the precision is affected is reduced; specifically, the inner frame 4 in this embodiment is made of a light alloy material (such as magnesium, aluminum alloy, etc.), so that the self weight is reduced, the load of the intermediate frame 2 and the outer frame 1 is reduced, the influence of the self weight of the driving feed mechanism on the processing precision is avoided, and the processing precision is improved;
furthermore, the sliding speed of the linear motor 5 is higher than that of a gear screw rod, the precision is high, and the controllability is better; compared with a gear lead screw which is easy to wear in use and affects the processing precision, the linear motor 5 has no middle parts, so that the linear motor 5 has the advantages of long service life, stable sliding and convenient installation; the feeding of the linear motor 5 can be accurate to 0.002mm, the processing precision of products can be improved, the existing size error of 0.02mm can be improved to 0.005-0.01mm, and simultaneously, the cutter (namely oilstone) can be retracted faster than the gear transmission when an obstacle is met (because the linear motor 5 has higher sliding acceleration).
Preferably, as shown in fig. 1, the intermediate frame 2 is slidably connected with the outer frame 1 through left and right guide members 9, and together with the upper and lower guide members 10, the upper and lower guide members 10 enable the inner frame 4 to slide in the up-down direction, and the left and right guide members 9 enable the intermediate frame 2 to slide in the left-right direction, so that the inner frame 4 can finally slide in the up-down direction, the left-right direction, and the up-down direction, so as to realize the full floating of the inner frame 4, and further drive the linear motor 5 to realize the full floating driving feeding;
further, upper and lower guide 10 and left and right guide 9 are a pair of and upper and lower guide 10 and left and right guide 9 interval sets up, and all upper and lower guide 10 and all left and right guide 9 enclose into cross structure, make like this that inner frame 4 is in the equilibrium state that floats, all have the direction on four directions, therefore the stationarity is higher, and then can further ensure the improvement of precision.
Specifically, as shown in fig. 1, the upper and lower guide members 10 include upper and lower sliding shafts fixedly connected to the inner frame 4, and the intermediate frame 2 is provided with a first sliding hole for the upper and lower sliding shafts to slide;
further, the left and right guide 9 includes the left and right sliding shafts fixedly connected with the outer frame 1, the middle frame 2 is provided with the second sliding hole for the left and right sliding shafts to slide, wherein the fixed connection of the left and right sliding shafts and the upper and lower sliding shafts can be realized by bolt connection, further, the first sliding hole is internally provided with the first sliding sleeve 11, the second sliding sleeve is internally provided with the second sliding sleeve 12, the first sliding sleeve 11 and the second sliding sleeve 12 directly supply the upper and lower sliding shafts and the left and right sliding shafts to slide respectively, thereby avoiding abrasion to the middle frame 2 and the outer frame 1, in particular, the first sliding sleeve 11 and the second sliding sleeve 12 can be made of wear-resistant alloy, thereby avoiding abrasion.
Preferably, as shown in fig. 1, the outer frame 1, the intermediate frame 2 and the inner frame 4 are of a square structure coaxially arranged, the elastic element 3 includes four return springs, and two ends of each return spring are respectively rotatably connected with an inner corner of the outer frame 1 and an inner corner of the intermediate frame 2, specifically, the outer frame 1 and the intermediate frame 2 are connected with the elastic element 3 by a left-right sliding shaft, the intermediate frame 2 can slide left and right and up and down in the outer frame 1, and in addition, after sliding left and right, the intermediate frame 2 can be assisted by the return spring of the intermediate frame 2 to quickly return and buffer part of impact force;
further, a pair of counterweight buffer springs 13 symmetrically arranged at two sides of the upper and lower guide members 10 are fixedly connected between the lower ends of the middle frame 2 and the inner frame 4, specifically, the inner frame 4 and the middle frame 2 are connected by the upper and lower sliding shafts of the inner frame 4 and the counterweight buffer springs 13, the fixed inner frame 4 can slide up and down in the middle frame 2 and can slide left and right and up and down by matching with the middle frame 2, finally, the inner frame 4 can realize full floating up and down, left and right, and the counterweight buffer springs 13 can also play roles of centering, reducing dead weight of components such as the inner frame 4 and buffering.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (10)
1. The utility model provides a floating linear electric motor drive excircle honing head which characterized in that includes:
an outer frame;
the middle frame is connected with the outer frame through a plurality of elastic pieces so that the middle frame is arranged in the outer frame in a floating mode;
the inner frame is connected with the middle frame in a sliding mode through the upper guide member and the lower guide member so that the inner frame is arranged in the middle frame in a floating mode; wherein, the first and the second end of the pipe are connected with each other,
a plurality of linear electric motors are fixedly mounted on the inner frame, the output ends of all the linear electric motors extend towards the center of the inner frame, the output ends of the linear electric motors are fixedly connected with mounting seats, and processing parts are mounted on the mounting seats.
2. The floating linear motor driven cylindrical honing head of claim 1 wherein the intermediate frame is slidably connected to the outer frame by left and right guides.
3. The floating type linear motor driven external cylindrical honing head of claim 2, wherein the upper and lower guides and the left and right guides are a pair and the upper and lower guides and the left and right guides are spaced apart, all of the upper and lower guides and all of the left and right guides enclosing a cross structure.
4. The floating linear motor driven cylindrical honing head of any one of claims 1 to 3, wherein the upper and lower guides comprise upper and lower sliding shafts fixedly connected to the inner frame, and the intermediate frame is provided with first sliding holes for the upper and lower sliding shafts to slide.
5. The floating type linear motor driven external honing head of claim 2 or 3, wherein the left and right guide members comprise left and right sliding shafts fixedly connected to the outer frame, and the intermediate frame is provided with second sliding holes for the left and right sliding shafts to slide.
6. The floating linear motor driven cylindrical honing head according to any one of claims 1 to 3, wherein the outer frame, the intermediate frame and the inner frame are of a coaxially disposed square structure, the elastic member comprises four return springs and both ends of each return spring are rotatably connected to the inner corners of the outer frame and the inner corners of the intermediate frame, respectively.
7. The floating type linear motor driven external cylindrical honing head of claim 6, wherein a pair of weight-balancing buffer springs symmetrically disposed at both sides of the upper and lower guide members are further fixedly connected between the lower ends of the intermediate frame and the inner frame.
8. The floating linear motor driven cylindrical honing head of claim 4 wherein the first slide bore is internally sleeved with a first slide sleeve.
9. The floating linear motor driven cylindrical honing head of claim 5 wherein the second slide bore is internally sleeved with a second slide sleeve.
10. The floating linear motor driven cylindrical honing head of claim 1 wherein the working portion comprises oilstone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211148157.XA CN115365993A (en) | 2022-09-19 | 2022-09-19 | Floating type linear motor driven excircle honing head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211148157.XA CN115365993A (en) | 2022-09-19 | 2022-09-19 | Floating type linear motor driven excircle honing head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115365993A true CN115365993A (en) | 2022-11-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211148157.XA Pending CN115365993A (en) | 2022-09-19 | 2022-09-19 | Floating type linear motor driven excircle honing head |
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| Country | Link |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000326203A (en) * | 1999-05-13 | 2000-11-28 | Fuji Horning Kogyo Kk | Honing device and honing method |
| CN101337335A (en) * | 2008-08-18 | 2009-01-07 | 北京凯奇新技术开发总公司 | Direct drive type honing device |
| CN202952155U (en) * | 2012-12-19 | 2013-05-29 | 山东富力世液压油缸有限公司 | External-cylindrical honing machine |
| CN112930247A (en) * | 2019-02-08 | 2021-06-08 | 雅马哈发动机株式会社 | Polishing jig, polishing apparatus and polishing method |
| CN113199388A (en) * | 2021-05-19 | 2021-08-03 | 广东精铟海洋工程股份有限公司 | Honing device |
| CN114284687A (en) * | 2021-12-28 | 2022-04-05 | 余适 | Communication antenna fixing device for urban rail transit |
| CN114515982A (en) * | 2020-11-18 | 2022-05-20 | 许又升 | Servo-driven floating mechanism |
-
2022
- 2022-09-19 CN CN202211148157.XA patent/CN115365993A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000326203A (en) * | 1999-05-13 | 2000-11-28 | Fuji Horning Kogyo Kk | Honing device and honing method |
| CN101337335A (en) * | 2008-08-18 | 2009-01-07 | 北京凯奇新技术开发总公司 | Direct drive type honing device |
| CN202952155U (en) * | 2012-12-19 | 2013-05-29 | 山东富力世液压油缸有限公司 | External-cylindrical honing machine |
| CN112930247A (en) * | 2019-02-08 | 2021-06-08 | 雅马哈发动机株式会社 | Polishing jig, polishing apparatus and polishing method |
| CN114515982A (en) * | 2020-11-18 | 2022-05-20 | 许又升 | Servo-driven floating mechanism |
| CN113199388A (en) * | 2021-05-19 | 2021-08-03 | 广东精铟海洋工程股份有限公司 | Honing device |
| CN114284687A (en) * | 2021-12-28 | 2022-04-05 | 余适 | Communication antenna fixing device for urban rail transit |
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