CN114310442A - Five-axis machine tool tail end rotary table capable of adjusting rotating axis - Google Patents
Five-axis machine tool tail end rotary table capable of adjusting rotating axis Download PDFInfo
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- CN114310442A CN114310442A CN202111569849.7A CN202111569849A CN114310442A CN 114310442 A CN114310442 A CN 114310442A CN 202111569849 A CN202111569849 A CN 202111569849A CN 114310442 A CN114310442 A CN 114310442A
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- 230000001681 protective effect Effects 0.000 claims description 18
- 238000009434 installation Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 230000009471 action Effects 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Abstract
The invention provides a five-axis machine tool tail end rotary table capable of adjusting a rotary axis, which comprises a tail end upright post, a bridge workbench and an auxiliary connecting device, wherein the tail end upright post is provided with a rotary hole, the bridge workbench is provided with a mounting hole, the auxiliary connecting device comprises a rotary piece arranged in the rotary hole and an adjusting bolt adjustably inserted in the rotary piece, the rotary piece is convexly provided with an adjusting flange, the adjusting flange is inserted in the mounting hole, the adjusting bolt is inserted in the adjusting flange in a matched manner, the end part of the adjusting bolt penetrates through the adjusting flange and then abuts against the side wall of the mounting hole, the adjusting bolt is provided with an adjusting nut, the adjusting nut is arranged in the rotary piece and limits the position of the adjusting bolt relative to the rotary piece, the adjusting bolt can be controlled to rotate in the adjusting flange through the mounting hole, and after the adjusting bolt abuts against the side wall of the mounting hole, the position of the bridge workbench relative to the tail end upright post can be adjusted through the thread acting force, and finishing the process of adjusting the bridge workbench.
Description
Technical Field
The invention relates to the technical field of machine tool equipment, in particular to a tail end rotary table of a five-axis machine tool with an adjustable rotating axis.
Background
In a five-axis boring and milling machining center machine tool, a workbench bearing a machined part is of a U-shaped structure, the axes of the head end and the tail end of the workbench need to be arranged in a contraposition mode, the rotating axes of the workbench are guaranteed to be uniform, and the machining precision is prevented from being influenced after the rotating axes of the workbench deflect. Need carry out recalibration adjustment to the rotational position of workstation after using for a long time, at this in-process, because the workstation quality is too big, the process of readjustment is difficult to go on, needs to calibrate repeatedly, and the timing time is longer, influences the availability factor of lathe.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the process of calibrating the rotation center by the workbench of the machining center is not easy to carry out, and the service efficiency of the machine tool is influenced.
The technical scheme adopted by the invention for solving the technical problems is as follows: a five-axis machine tool tail end rotary table capable of adjusting a rotating axis comprises a tail end upright post, a bridge workbench rotatably arranged on the tail end upright post and an auxiliary connecting device arranged on the tail end upright post, the tail end upright post is provided with a rotating hole, the bridge workbench is provided with a mounting hole, the auxiliary connecting device comprises a rotating part arranged in the rotating hole and an adjusting bolt adjustably inserted in the rotating part, the rotating piece is convexly provided with an adjusting flange, the adjusting flange is inserted into the mounting hole, the adjusting bolt is inserted into the adjusting flange in a matching way, the end part of the adjusting bolt penetrates through the adjusting flange and then abuts against the side wall of the mounting hole, the adjusting bolt is provided with an adjusting nut, the adjusting nut is arranged inside the rotating part, and the adjusting nut limits the position of the adjusting bolt relative to the rotating part.
Furthermore, the mounting hole is of a counter bore structure, and the end of the adjusting bolt penetrates through the adjusting flange and then abuts against the side wall of the counter bore of the mounting hole.
Furthermore, the two ends of the rotating hole are provided with accommodating counter bores, the accommodating counter bores deviating from the bridge workbench on the rotating hole are provided with protective cover plates, and the rotating piece is installed on the protective cover plates.
Furthermore, the side of the protection cover plate facing the rotating hole is convexly provided with a rotating stopping column, and the rotating part is movably inserted into the rotating stopping column.
Furthermore, the end of the rotation stopping column is provided with a rotation stopping plate, a limiting plate is arranged in the rotation part in a protruding mode, the limiting plate corresponds to the rotation stopping plate, and after the rotation part is sleeved on the rotation stopping column, the limiting plate is limited between the rotation stopping plate and the protective cover plate.
Furthermore, the protective cover plate is further provided with a propping flange, the propping flange is arranged towards the outer ring, and the propping flange props against the outer ring to the adjusting flange.
Further, still be equipped with the installed part on the bridge workstation, the installed part epirelief is equipped with two connecting flange, connecting flange is fixed respectively extremely the bridge workstation with on the tail end stand.
Furthermore, the bridge workbench is provided with a mounting hole, and the connecting flange of the mounting piece is arranged in the mounting hole
The invention has the advantages that the mounting hole is formed on the bridge workbench, the rotating piece in the auxiliary connecting device can be rotatably mounted in the rotating hole of the tail end upright post, the connecting flange on the rotating piece is inserted into the mounting hole, the adjusting bolt in the auxiliary connecting device is abutted to the inner wall of the mounting hole after penetrating through the connecting flange, and after the adjusting bolt rotates relative to the connecting flange, the position of the bridge workbench relative to the tail end upright post can be adjusted by the abutting force of the adjusting bolt on the bridge workbench until the axis of the mounting hole on the bridge workbench is coincident with the rotating axis.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a perspective view of a tail end rotary table of a five-axis machine tool with an adjustable rotation axis according to the invention;
FIG. 2 is a perspective cross-sectional view of a tail end turntable of the five-axis machine tool with an adjustable rotation axis shown in FIG. 1;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a top view of FIG. 1;
FIG. 5 is a cross-sectional view taken along line B-B of FIG. 4;
FIG. 6 is an enlarged view of a portion of FIG. 5 at C;
in the figure: the five-axis machine tool tail end rotary table 100 capable of adjusting the rotating axis, the tail end upright post 10, the bridge workbench 20, the auxiliary connecting device 30, the rotating hole 110, the accommodating counter bore 111, the protective cover plate 112, the brake post 113, the brake plate 114, the mounting hole 210, the connecting piece 220, the connecting flange 221, the rotating piece 310, the adjusting bolt 320, the conical bearing 330, the pushing bolt 340, the limiting plate 311, the adjusting flange 312, the positioning nut 321, the inner ring 331, the rolling shaft 332, the outer ring 333, the sliding groove 334, the abutting ring 315 and the abutting flange 116.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.
As shown in fig. 1, 2 and 4, the invention provides a five-axis machine tool tail end rotary table 100 with an adjustable rotation axis, which comprises a tail end upright post 10, a bridge workbench 20 rotatably mounted on the tail end upright post 10 and an auxiliary connecting device 30 arranged on the tail end upright post 10.
As shown in fig. 2 and 3, the tail end upright post 10 is fixedly installed in a machine tool, a rotary hole 110 is formed in the top end of the tail end upright post 10, accommodating counterbores 111 are respectively formed in two ends of the rotary hole 110, the accommodating counterbores 111 and the rotary hole 110 are coaxially arranged, and a protective cover plate 112 is fixedly installed in the accommodating counterbore 111 on one side of the tail end upright post 10. The axial center of the protective cover 112 is provided with a brake post 113 in a protruding manner, the end of the brake post 113 is detachably provided with a brake plate 114, and the brake plate 114 is pressed on the brake post 113 by a screw.
As shown in fig. 1 and fig. 2, the bridge worktable 20 is a U-shaped plate structure, one end of the bridge worktable 20 is rotatably mounted on the tail end upright 10, and a driving member, preferably a driving motor, is further mounted on the end of the bridge worktable 20 away from the tail end upright 10, and under the action of the driving motor, the bridge worktable 20 is urged to turn over relative to the tail end upright 10.
As shown in fig. 2 and 3, the bridge worktable 20 is provided with a mounting hole 210, the mounting hole 210 is also in a structure with counterbores at two ends, a connecting member 220 is fittingly mounted in the mounting hole 210, and two ends of the mounting member 220 are respectively fixed in the counterbores of the mounting hole 210 and the accommodating counterbores 111. The mounting member 220 is of an annular structure, the mounting member 220 is provided with connecting flanges 221 in a protruding manner, the two connecting flanges 221 are respectively attached to the counter bores of the mounting hole 210 and the bottom of the accommodating counter bore 111, one of the connecting flanges 221 on the connecting member 220 is fixedly mounted on the bottom of the accommodating counter bore 111, the other connecting flange 221 is accommodated in the counter bore of the mounting hole 210 in a relatively rotatable manner, and the screw for fixing the protective cover plate 112 on the tail end upright post 10 is inserted into the connecting flange 221. Under the connecting action of the screws, the protective cover plate 112 and the connecting member 220 are both fixed on the tail end upright post 10.
As shown in fig. 2, 3, 5 and 6, the auxiliary connecting device 30 includes a rotating member 310 disposed in the rotating hole 110, an adjusting bolt 320 adjustably inserted into the rotating member 310, a tapered bearing 330 disposed outside the rotating member 310, and an abutting bolt 340 abutting the tapered bearing 330 against the rotating member 310. The rotating member 310 is substantially in a cone structure, the rotating member 310 is in a hollow structure, the rotating member 310 is disposed along the axial direction of the rotating hole 110, the end portion of the rotating member 310 close to the protective cover plate 112 is sleeved on the braking column 113, a limiting plate 311 corresponding to the braking plate 114 is further disposed in the rotating member 310 in a protruding manner, and under the pressing of the screw, the limiting plate 311 is located between the protective cover plate 112 and the braking plate 114. An adjusting flange 312 is convexly arranged at the end part of the rotating part 310 far away from the protective cover plate 112, the adjusting flange 312 extends into a counter bore of the mounting hole 210, an adjusting bolt 320 is rotatably matched and inserted into the adjusting flange 312, the adjusting bolt 320 is arranged along the radial direction of the rotating part 310, the adjusting bolt 320 is arranged by penetrating through the adjusting flange 312, a positioning nut 321 is further arranged on the adjusting bolt 320 in a matched and sleeved mode, the positioning nut 321 is arranged inside the rotating part 310, the end part of the adjusting bolt 320 can be abutted to the side wall of the counter bore of the mounting hole 210 after penetrating through the adjusting flange 312, and when the adjusting bolt 320 is adjusted in place relative to the adjusting flange 312, the position of the adjusting bolt 320 relative to the adjusting flange 312 can be limited by the positioning nut 321. Specifically, after the limiting flange 312 extends into the counterbore of the mounting hole 210, the adjusting bolt 320 is rotated until the end of the adjusting bolt 320 abuts against the inner wall of the counterbore of the mounting hole 210 through the limiting flange 312, the adjusting bolt 320 is continuously rotated, and under the pushing action of the adjusting bolt 320, the position of the bridge workbench 20 relative to the tail end upright post 10 is adjusted until the axis of the mounting hole 210 on the bridge workbench 20 coincides with the axis of the motor rotating shaft at the other end.
Preferably, as shown in fig. 3, there are at least three adjustment bolts 320, the adjustment bolts 320 are disposed at equal angles around the axis of the rotating body 310, and the adjustment bolts 320 penetrate the restriction flange 312 in the radial direction of the rotating body 310.
As shown in fig. 3 and 6, the tapered bearing 330 is fixedly sleeved on the outer side surface of the rotating member 310, the tapered bearing 330 includes an inner ring 331, a roller 332 and an outer ring 333, an inner wall of the inner ring 331 is inclined, the inner ring 331 is sleeved on the outer wall of the rotating member 310 in an interference fit manner, a sliding groove 334 for accommodating the roller 332 is formed on the outer wall of the inner ring 331, a plurality of rollers 332 are provided, the roller 332 is slidably accommodated in the sliding groove 334, the outer ring 333 is sleeved on the roller 332, and the outer ring 333 is abutted against the inner wall of the rotating hole 110. The outer wall of the rotating member 310 is further provided with a supporting ring 315, the supporting bolt 340 is arranged along the axial direction of the supporting ring 315, the supporting bolt 340 penetrates through the supporting ring 315, the end portion of the supporting bolt 340 is supported on the inner ring 331, the inner ring 331 is supported by the supporting bolt 340 and clamped between the supporting ring 315 and the adjusting flange 312, through the conical fit between the outer wall of the rotating body 310 and the inner wall of the inner ring 331, and the supporting bolt 340 is matched with the supporting of the inner ring 331, a gap can be prevented from being generated between the inner ring 331 and the rotating member 310, so that the connection strength between the conical bearing 330 and the rotating member 310 can be ensured, and meanwhile, by means of the relative degree of freedom between the roller 332 and the outer ring 333, the roller 332 can slide relative to the outer ring 333, so that when the bridge workbench 20 is subjected to an operating force, the axial stress of the bridge workbench 20 can be ensured to be offset, and the service life of the bridge workbench 20 can be ensured.
Preferably, a side surface of the protective cover 112 facing the rotation hole 110 is further provided with a holding flange 116 in a protruding manner, the holding flange 116 is pushed against the outer ring 333, and the outer ring 333 is pushed against by the holding flange 116 and is clamped between the holding flange 116 and the connecting flange 221, so as to limit the position of the outer ring 333 in the rotation hole 110.
When the five-axis machine tool tail end turntable 100 with the adjustable rotating axis is used, the driving element and the tail end upright post 10 are both installed inside the machine tool, the auxiliary connecting device 30 is installed in the rotating hole 110, the bridge workbench 20 is rotatably installed on the tail end upright post 10 by means of the auxiliary connecting device 30, specifically, the rotating element 310 is sequentially provided with the conical bearing 330 and the pushing bolt 340, the connecting ring 220 is installed in the counter bore of the rotating hole 110, the rotating element 310 bearing the conical bearing 330 and the pushing bolt 340 is installed in the rotating hole 110, namely, the rotating element 310 is inserted and installed on the braking column 113 of the protective cover plate 112, and the position of the limiting plate 311 on the braking column 113 can be ensured by the limitation of the screw and the braking plate 114, then the bridge workbench 20 is installed on the adjusting flange 312 of the rotating element 310 through the installing hole 210, and the connecting flange 221 of the connecting element 220 is fixed on the bridge workbench 20, the adjusting bolt 320 on the rotating member 210 can be adjusted through the mounting hole 210, so that the axis of the mounting hole 210 on the bridge workbench 20 coincides with the rotating axis of the driving member, thereby ensuring that the rotating axis of the bridge workbench 20 corresponds to the axis of the mounting hole 210.
In the rotating process of the bridge workbench 20, because the tapered bearing 330 is attached to the inclined plane of the rotating body 310, the pushing bolt 340 is matched to push the inner ring 331 of the tapered bearing 330, the gap between the tapered bearing 330 and the rotating body 310 can be reduced, the accuracy of the rotating angle during rotation is ensured, and meanwhile, because the outer ring 333 and the roller 332 are in a lap joint relationship, when the bridge workbench 20 is pushed to generate stress, the action effect of the stress can be offset by the displacement between the outer ring 333 and the roller 332, so that the use accuracy of the bridge workbench 20 is ensured.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (8)
1. The utility model provides a five-axis machine tool tail end revolving stage of adjustable rotation axis which characterized in that: install including tail end stand, rotatable bridge workstation and the setting on the tail end stand are in auxiliary connection device on the tail end stand, it has the commentaries on classics hole to open on the tail end stand, it has the mounting hole to open on the bridge workstation, auxiliary connection device is including the installation rotation piece and adjustable the interlude in the commentaries on classics hole rotate interior adjusting bolt, it is equipped with the regulation flange to rotate the epirelief, the regulation flange alternates extremely in the mounting hole, the adjusting bolt cooperation alternate extremely on the regulation flange, adjusting bolt's tip runs through support behind the regulation flange and hold extremely on the lateral wall of mounting hole, the last adjusting nut that is equipped with of adjusting bolt, adjusting nut sets up rotate the inside of piece, the adjusting nut restriction adjusting bolt is relative the position of rotating the piece.
2. The five-axis machine tool tail end rotary table with the adjustable rotating shaft center according to claim 1, is characterized in that: the mounting hole is of a counter bore structure, and the end part of the adjusting bolt penetrates through the adjusting flange and then abuts against the side wall of the counter bore of the mounting hole.
3. The five-axis machine tool tail end rotary table with the adjustable rotating shaft center according to claim 1, is characterized in that: the rotary hole is provided with accommodating counter bores at two ends, a protective cover plate is installed in the accommodating counter bore deviated from the bridge workbench on the rotary hole, and the rotary piece is installed on the protective cover plate.
4. The five-axis machine tool tail end rotary table with the adjustable rotating shaft center according to claim 3, characterized in that: the side of the protection cover plate facing the rotary hole is convexly provided with a rotary stopping column, and the rotary part is movably inserted into the rotary stopping column.
5. The five-axis machine tool tail end rotary table with the adjustable rotating shaft center according to claim 4, is characterized in that: the end part of the rotation stopping column is provided with a rotation stopping plate, a limiting plate is arranged in the rotation part in a protruding mode, the limiting plate corresponds to the rotation stopping plate, and after the rotation part is sleeved on the rotation stopping column, the limiting plate is limited between the rotation stopping plate and the protective cover plate.
6. The five-axis machine tool tail end rotary table with the adjustable rotating shaft center according to claim 1, is characterized in that: the protective cover plate is further provided with a propping flange, the propping flange is arranged towards the outer ring, and the propping flange props against the outer ring to the adjusting flange.
7. The five-axis machine tool tail end rotary table with the adjustable rotating shaft center according to claim 1, is characterized in that: still be equipped with the installed part on the bridge workstation, the installed part epirelief is equipped with two connecting flange, connecting flange is fixed extremely respectively the bridge workstation with on the tail end stand.
8. The five-axis machine tool tail end rotary table with the adjustable rotating shaft center according to claim 7, is characterized in that: the bridge workbench is provided with a mounting hole, and the connecting flange of the mounting piece is arranged in the mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111569849.7A CN114310442A (en) | 2021-12-21 | 2021-12-21 | Five-axis machine tool tail end rotary table capable of adjusting rotating axis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111569849.7A CN114310442A (en) | 2021-12-21 | 2021-12-21 | Five-axis machine tool tail end rotary table capable of adjusting rotating axis |
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| Publication Number | Publication Date |
|---|---|
| CN114310442A true CN114310442A (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111569849.7A Pending CN114310442A (en) | 2021-12-21 | 2021-12-21 | Five-axis machine tool tail end rotary table capable of adjusting rotating axis |
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| CN (1) | CN114310442A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1369896A (en) * | 1972-01-17 | 1974-10-09 | Garitano A P | Machine tool having a control device |
| CN104259538A (en) * | 2014-08-28 | 2015-01-07 | 上海电气电站设备有限公司 | Special machine tool for milling grooves on cylindrical surfaces of annular parts |
| CN206614252U (en) * | 2017-03-01 | 2017-11-07 | 常州阿奇夏米尔机床有限公司 | A kind of four five-axis flight table unit supports devices |
| CN108942328A (en) * | 2018-06-20 | 2018-12-07 | 吴行飞 | Five-axle number control machine tool A/C axis workbench |
| CN214418275U (en) * | 2021-01-21 | 2021-10-19 | 北京哈德曼自动化设备有限公司 | Positioning adjusting device and positioning system |
| CN214489616U (en) * | 2020-11-23 | 2021-10-26 | 科益展智能装备有限公司 | Processing revolving stage mounting structure and five quick-witted |
-
2021
- 2021-12-21 CN CN202111569849.7A patent/CN114310442A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1369896A (en) * | 1972-01-17 | 1974-10-09 | Garitano A P | Machine tool having a control device |
| CN104259538A (en) * | 2014-08-28 | 2015-01-07 | 上海电气电站设备有限公司 | Special machine tool for milling grooves on cylindrical surfaces of annular parts |
| CN206614252U (en) * | 2017-03-01 | 2017-11-07 | 常州阿奇夏米尔机床有限公司 | A kind of four five-axis flight table unit supports devices |
| CN108942328A (en) * | 2018-06-20 | 2018-12-07 | 吴行飞 | Five-axle number control machine tool A/C axis workbench |
| CN214489616U (en) * | 2020-11-23 | 2021-10-26 | 科益展智能装备有限公司 | Processing revolving stage mounting structure and five quick-witted |
| CN214418275U (en) * | 2021-01-21 | 2021-10-19 | 北京哈德曼自动化设备有限公司 | Positioning adjusting device and positioning system |
Non-Patent Citations (1)
| Title |
|---|
| （苏）西洛夫（П.М.ШИЛОВ）著: "矿山设备修理与安装", 煤炭工业出版社, pages: 79 * |
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Application publication date: 20220412 |