CN115752225A - Laser interferometer for dynamic thermal error compensation system - Google Patents
Laser interferometer for dynamic thermal error compensation system Download PDFInfo
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- CN115752225A CN115752225A CN202211532475.6A CN202211532475A CN115752225A CN 115752225 A CN115752225 A CN 115752225A CN 202211532475 A CN202211532475 A CN 202211532475A CN 115752225 A CN115752225 A CN 115752225A
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- drive gear
- laser interferometer
- compensation system
- error compensation
- thermal error
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Abstract
The invention discloses a laser interferometer for a dynamic thermal error compensation system, which relates to the technical field of laser interferometers, and particularly relates to a laser interferometer for a dynamic thermal error compensation system. This dynamic laser interferometer for thermal error compensation system drives big drive gear through rotatory first wheel and rotates, drives the rotation of little drive gear by big drive gear again, can accelerate lead screw pivoted speed, makes the slider can be quick remove about, conveniently controls the quick regulation of going on of laser interferometer body.
Description
Technical Field
The invention relates to the technical field of laser interferometers, in particular to a laser interferometer for a dynamic thermal error compensation system.
Background
The main shaft of the machine tool can be influenced by the inner and outer heat sources in the processing process, for a high-speed processing machine tool, the processing error caused by the thermal deformation of the main shaft is more obvious, the generation of the thermal deformation error finally causes the deviation of the relative position between a workpiece and a cutter, thereby causing the processing error and influencing the processing precision of the machine tool, and the error compensation method adopts a soft technology, namely, a new error is artificially created by a compensation control system to offset or greatly weaken the original error which is a problem at present, thereby reducing the processing error, improving the size precision of parts and achieving the purpose of reducing the processing error.
In order to offset or weaken the original error by using an error compensation method, the value of the original error needs to be determined, and the thermal error of a main shaft of a machine tool mainly comprises five items: a radial translational error δ sx along the X-axis, a radial translational error δ sy along the Y-axis, an axial translational error δ sz along the Z-axis, an angular error θ sx about the X-axis, and an angular error θ sy about the Y-axis. The disclosed patent CN215725721U discloses a high-precision laser interferometer, which comprises a first fixed frame, a horizontal adjusting mechanism and a vertical adjusting mechanism, wherein a tripod used for supporting the first fixed frame is fixedly connected to the lower end of the first fixed frame, a support is arranged at the upper end of the first fixed frame, a laser interferometer body is arranged inside the support, the horizontal adjusting mechanism comprises a first rotating rod, the first rotating rod is rotatably connected to the center of the bottom of the first fixed frame, the upper end of the first rotating rod vertically penetrates through the top of the first fixed frame and is fixedly connected to the lower end of the support, a first worm wheel is fixedly connected to the side wall of the first rotating rod inside the first fixed frame, and a first worm used for driving the first worm wheel to rotate is meshed to the side wall of the first worm wheel. The above patent has the following disadvantages that firstly, the gear ratio between the first worm wheel and the first worm is fixed, so when the laser interferometer body is adjusted, the adjustment accuracy is only one, and the laser interferometer body cannot be finely adjusted more accurately, and secondly, through the rotation of the first worm wheel and the first worm, the rotation of the laser interferometer body is actually realized, although the emitted light can be horizontally deviated, the angle of the light is changed, and the light is not parallel to the light, so that the laser interferometer for the dynamic thermal error compensation system is provided for the purpose
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a laser interferometer for a dynamic thermal error compensation system, which solves the problems in the background technology.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a laser interferometer for dynamic thermal error compensation system, includes the base, the inside activity of base has cup jointed the lead screw, the fixed cover of right-hand member of lead screw has been cup jointed little drive gear, big drive gear, the right side activity of base has cup jointed first hand wheel, second hand wheel, the left end fixedly connected with big drive gear of first hand wheel to big drive gear meshes with little drive gear together, the left side fixedly connected with little drive gear of second hand wheel to little drive gear meshes with big drive gear together, the external screw thread of lead screw has cup jointed the slider, the top fixedly connected with slip table of slider, the middle part activity of slip table has cup jointed the central axostylus axostyle, the fixed cover in outside of central axostylus axostyle has been cup jointed the turbine, the right side meshing of turbine has the worm, the top fixedly connected with supporting seat of central axostylus axostyle, the laser interferometer body has been cup jointed in the inboard activity.
Optionally, little drive gear is located big drive gear's left side, the diameter ratio between little drive gear and the big drive gear is 1:3, the diameter ratio of big drive gear and little drive gear is 3:1, belongs to the gear wheel between little drive gear and the big drive gear and drives the pinion and rotate, utilizes big drive gear to drive little drive gear and rotates, can improve the rotational speed of lead screw, carries out quick adjustment to the slider, belongs to the pinion between big drive gear and the little drive gear and drives the gear wheel and rotate, utilizes little drive gear to drive big drive gear and rotates, can reduce the rotational speed of lead screw, carries out meticulous adjustment to the slider.
Optionally, the guide slot has been seted up at the top of base, the top joint of slider is in the guide slot, through setting up the guide slot, utilizes the guide slot to lead and spacing to the slider, can make the steady removal about the slider.
Optionally, the walking wheel one that the equidistance distributes is cup jointed in the bottom activity of slip table, the straight spout of symmetric distribution has been seted up at the top of base, a walking wheel joint is in straight spout, and through setting up walking wheel one, walking wheel one plays the effect that supports and leads the slip table, reduces the frictional force between slip table and the base, makes more steady of slip table removal.
Optionally, the worm activity cup joints in the inside of slip table, the front end of worm extends to the outside of slip table, the front end fixedly connected with third hand wheel of worm, drives the worm through rotatory third hand wheel and rotates, and it is rotatory to drive the turbine by the worm again, utilizes worm and turbine unidirectional drive's characteristic, improves supporting seat pivoted stability, and then improves the precision that laser interferometer body was adjusted.
Optionally, the walking wheel two that the circumference distributes is cup jointed in the bottom activity of supporting seat, the round spout of donut shape is seted up at the top of slip table, two joints of walking wheel are in the inside of round spout, and through setting up walking wheel two in the bottom of supporting seat, walking wheel two can play and support and spacing effect to the supporting seat, and atress is more steady when making the supporting seat rotate, improves the stability when supporting seat rotates, guarantees the regulation precision of laser interferometer body.
Optionally, a rotating shaft is fixedly connected to a side surface of the front end of the laser interferometer body, the rotating shaft is movably sleeved inside the supporting seat, and the rotating shaft plays a role in supporting the laser interferometer body by being arranged, so that the laser interferometer body can rotate around the rotating shaft.
Optionally, the rear end of the supporting seat is movably sleeved with a threaded rod, the top of the threaded rod is movably sleeved with a connecting rod, the connecting rod is movably sleeved at the bottom of the laser interferometer body, the connecting rod is pushed to move up and down by rotating the threaded rod, and then the connecting rod drives the rear end of the laser interferometer body to move up and down, so that the laser interferometer body can be adjusted up and down.
The invention provides a laser interferometer for a dynamic thermal error compensation system, which has the following beneficial effects:
1. this dynamic thermal error is laser interferometer for compensation system, drive big drive gear through rotatory first wheel and rotate, it is rotatory to drive little drive gear by big drive gear again, big drive gear and little drive gear drive pinion rotation for the gear wheel, can accelerate lead screw pivoted speed, it removes about can be quick to make the slider, conveniently to the quick adjustment of controlling of going on of laser interferometer body, drive little drive gear through rotatory second wheel and rotate, it is rotatory to drive big drive gear by little drive gear again, little drive gear and big drive gear wheel for the pinion and rotate, can reduce lead screw pivoted speed, make the slider remove about can be slow, the adjustment about conveniently carrying out inseparable to the laser interferometer body.
2. According to the laser interferometer for the dynamic thermal error compensation system, the worm is driven to rotate by rotating the third hand wheel, the worm drives the turbine to rotate, the supporting seat can be rotated, the laser interferometer body can deflect, the left and right deflection angles of the laser interferometer body can be adjusted, the rotating stability of the supporting seat is improved by utilizing the one-way transmission characteristic of the worm and the turbine, and the adjustment precision of the laser interferometer body is further improved.
3. This laser interferometer for dynamic thermal error compensation system sets up walking wheel two through the bottom at the supporting seat, and walking wheel two can play and support and spacing effect to the supporting seat, and atress is more steady when making the supporting seat rotate, improves the stability when supporting seat rotates, guarantees the regulation precision of laser interferometer body.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic top sectional view of the base of the present invention;
FIG. 3 is a schematic front sectional structural view of the present invention;
FIG. 4 is a schematic structural diagram of a base according to the present invention;
FIG. 5 is a schematic view of a structure of a bottom of the slide table of the present invention;
FIG. 6 is a top cross-sectional view of the slider of the present invention;
FIG. 7 is a schematic view of a top of the slide table of the present invention;
FIG. 8 is a schematic view of the bottom of the support base according to the present invention;
FIG. 9 is a side cross-sectional structural schematic view of the present invention.
In the figure: 1. a base; 2. a screw rod; 3. a small drive gear; 4. a large transmission gear; 5. a first hand wheel; 6. a large drive gear; 7. a second hand wheel; 8. a small drive gear; 9. a slider; 10. a sliding table; 11. a first traveling wheel; 12. a central shaft; 13. a turbine; 14. a third hand wheel; 15. a worm; 16. a supporting seat; 17. a second travelling wheel; 18. a laser interferometer body; 19. a rotating shaft; 20. a threaded rod; 21. a connecting rod; 22. a guide groove; 23. a straight chute; 24. a circular chute.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 and fig. 2, the present invention provides a technical solution: the utility model provides a developments laser interferometer for thermal error compensation system, including base 1, lead screw 2 has been cup jointed in the inside activity of base 1, the fixed cover of right-hand member of lead screw 2 has connect little drive gear 3, big drive gear 4, first hand wheel 5 has been cup jointed in the right side activity of base 1, second hand wheel 7, the left end fixedly connected with big drive gear 6 of first hand wheel 5, and big drive gear 6 meshes with little drive gear 3 together, the diameter ratio between little drive gear 3 and the big drive gear 6 is 1:3, it drives the pinion rotation to belong to the gear wheel between little drive gear 3 and the big drive gear 6, utilize big drive gear 6 to drive little drive gear 3 and rotate, can improve the rotational speed of lead screw 2, carry out quick adjustment to slider 9, the left side fixedly connected with of second hand wheel 7 hangs down drive gear 8, and little drive gear 8 meshes with big drive gear 4 together, little drive gear 3 is located the left side of big drive gear 4, the diameter ratio of big drive gear 4 and little drive gear 8 is 3:1, it drives the gear wheel rotation to belong to the pinion between big drive gear 4 and the little drive gear 8, it rotates to drive big drive gear 4 to utilize little drive gear 8, can reduce the rotational speed of lead screw 2, carry out meticulous adjustment to slider 9.
Please refer to fig. 3, fig. 4, fig. 5, the outside screw thread of lead screw 2 has cup jointed slider 9, the top fixedly connected with slip table 10 of slider 9, guide slot 22 has been seted up at base 1's top, the top joint of slider 9 is in guide slot 22, through setting up guide slot 22, utilize guide slot 22 to lead and spacing slider 9, can make the smooth left and right removal of slider 9, the walking wheel 11 of equidistance distribution has been cup jointed in the bottom activity of slip table 10, the straight spout 23 of symmetric distribution has been seted up at base 1's top, a 11 joints of walking wheel are in straight spout 23, through setting up walking wheel 11, walking wheel 11 plays the effect of supporting and leading to slip table 10, reduce the frictional force between slip table 10 and the base 1, make more steady that slip table 10 removed.
Referring to fig. 1, fig. 3 and fig. 6, a central shaft rod 12 is movably sleeved in the middle of a sliding table 10, a worm wheel 13 is fixedly sleeved outside the central shaft rod 12, a worm 15 is meshed on the right side of the worm wheel 13, the worm 15 is movably sleeved inside the sliding table 10, the front end of the worm 15 extends to the outside of the sliding table 10, a third hand wheel 14 is fixedly connected to the front end of the worm 15, the third hand wheel 14 is rotated to drive the worm 15 to rotate, the worm 15 drives the worm wheel 13 to rotate, and the worm 15 and the worm wheel 13 are rotated.
Please refer to fig. 7 and 8, the top fixedly connected with supporting seat 16 of the central shaft lever 12, the second walking wheel 17 with the circumference distribution is sleeved on the bottom of the supporting seat 16, the circular chute 24 with the circular ring shape is opened on the top of the sliding table 10, the second walking wheel 17 is clamped inside the circular chute 24, the second walking wheel 17 is arranged at the bottom of the supporting seat 16, the second walking wheel 17 can support and limit the supporting seat 16, so that the supporting seat 16 is more stable in stress when rotating, the stability of the supporting seat 16 when rotating is improved, and the adjusting precision of the laser interferometer body 18 is ensured.
Referring to fig. 1, 8 and 9, a laser interferometer body 18 is movably sleeved on the inner side, a rotating shaft 19 is fixedly connected to the side surface of the front end of the laser interferometer body 18, the rotating shaft 19 is movably sleeved inside a supporting seat 16, the rotating shaft 19 is arranged to support the laser interferometer body 18, so that the laser interferometer body 18 can rotate around the rotating shaft 19, a threaded rod 20 is movably sleeved at the rear end of the supporting seat 16, a connecting rod 21 is movably sleeved at the top of the threaded rod 20, the connecting rod 21 is movably sleeved at the bottom of the laser interferometer body 18, the connecting rod 21 is pushed to move up and down by rotating the threaded rod 20, the connecting rod 21 drives the rear end of the laser interferometer body 18 to move up and down, and the laser interferometer body 18 can be adjusted up and down.
In summary, in the laser interferometer for the dynamic thermal error compensation system, when in use, the first hand wheel 5 is rotated to drive the large driving gear 6 to rotate, the large driving gear 6 drives the small transmission gear 3 to rotate, the slider 9 is enabled to rapidly move left and right along the screw rod 2, the laser interferometer body 18 is rapidly adjusted to a target area, the second hand wheel 7 is rotated to drive the small driving gear 8 to rotate, the small driving gear 8 drives the large transmission gear 4 to rotate, the screw rod 2 is enabled to slowly rotate, the slider 9 is enabled to be finely adjusted left and right, the laser interferometer body 18 is enabled to be more accurately aligned with a target, the third hand wheel 14 is rotated to drive the worm 15 to rotate, the worm 15 is enabled to drive the worm wheel 13 to rotate, the central shaft 12 can drive the supporting seat 16 to rotate, left and right angles of the laser interferometer body 18 are adjusted, the stability of rotation of the supporting seat 16 is improved by utilizing the unidirectional transmission characteristics of the worm 15 and the worm wheel 13, and the tail end of the laser interferometer body 18 is pushed to move up and down by rotating the threaded rod 20, so that the rotating shaft 19 can rotate around the rotating shaft 19, and up and down.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (8)
1. A laser interferometer for dynamic thermal error compensation system, includes base (1), its characterized in that: the inner movable of base (1) has cup jointed lead screw (2), the fixed cover of right-hand member of lead screw (2) has connect little drive gear (3), big drive gear (4), the right side activity of base (1) has cup jointed first hand wheel (5), second hand wheel (7), the left end fixedly connected with big drive gear (6) of first hand wheel (5) to big drive gear (6) and little drive gear (3) mesh together, the left side fixedly connected with little drive gear (8) of second hand wheel (7) to little drive gear (8) and big drive gear (4) mesh together, the external screw thread of lead screw (2) has cup jointed slider (9), the top fixedly connected with slip table (10) of slider (9), the middle part activity of slip table (10) has cup jointed central axostylus axostyle (12), the external fixation of central axostylus axostyle (12) has cup jointed turbine (13), the right side meshing of turbine (13) has worm (15), the top fixed bearing (16) of central connection with (12), the inboard activity has cup jointed laser interferometer body (18).
2. A laser interferometer for a dynamic thermal error compensation system as claimed in claim 1, wherein: little drive gear (3) are located the left side of big drive gear (4), the diameter ratio between little drive gear (3) and big drive gear (6) is 1:3, the diameter ratio of the large transmission gear (4) to the small driving gear (8) is 3:1.
3. A laser interferometer for a dynamic thermal error compensation system as claimed in claim 1, wherein: guide slot (22) have been seted up at the top of base (1), the top joint of slider (9) is in guide slot (22).
4. A laser interferometer for a dynamic thermal error compensation system according to claim 1, wherein: the walking wheel I (11) that the equidistance distributes is cup jointed in the bottom activity of slip table (10), the straight spout (23) of symmetric distribution have been seted up at the top of base (1), walking wheel I (11) joint is in straight spout (23).
5. A laser interferometer for a dynamic thermal error compensation system as claimed in claim 1, wherein: the worm (15) activity cup joints the inside at slip table (10), the front end of worm (15) extends to the outside of slip table (10), the front end fixedly connected with third hand wheel (14) of worm (15).
6. A laser interferometer for a dynamic thermal error compensation system as claimed in claim 1, wherein: the bottom activity of supporting seat (16) is cup jointed the walking wheel two (17) that the circumference distributes, rounding off groove (24) of annular shape are seted up at the top of slip table (10), walking wheel two (17) joint is in the inside of round spout (24).
7. A laser interferometer for a dynamic thermal error compensation system as claimed in claim 1, wherein: the side face of the front end of the laser interferometer body (18) is fixedly connected with a rotating shaft (19), and the rotating shaft (19) is movably sleeved inside the supporting seat (16).
8. A laser interferometer for a dynamic thermal error compensation system according to claim 1, wherein: the rear end of the supporting seat (16) is movably sleeved with a threaded rod (20), the top of the threaded rod (20) is movably sleeved with a connecting rod (21), and the connecting rod (21) is movably sleeved at the bottom of the laser interferometer body (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211532475.6A CN115752225A (en) | 2022-12-01 | 2022-12-01 | Laser interferometer for dynamic thermal error compensation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211532475.6A CN115752225A (en) | 2022-12-01 | 2022-12-01 | Laser interferometer for dynamic thermal error compensation system |
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| Publication Number | Publication Date |
|---|---|
| CN115752225A true CN115752225A (en) | 2023-03-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211532475.6A Pending CN115752225A (en) | 2022-12-01 | 2022-12-01 | Laser interferometer for dynamic thermal error compensation system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117232438A (en) * | 2023-11-13 | 2023-12-15 | 成都飞机工业（集团）有限责任公司 | Device for measuring deflection angle of movable airfoil surface of airplane, calibration device and calibration method |
-
2022
- 2022-12-01 CN CN202211532475.6A patent/CN115752225A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117232438A (en) * | 2023-11-13 | 2023-12-15 | 成都飞机工业（集团）有限责任公司 | Device for measuring deflection angle of movable airfoil surface of airplane, calibration device and calibration method |
| CN117232438B (en) * | 2023-11-13 | 2024-03-15 | 成都飞机工业（集团）有限责任公司 | Device for measuring deflection angle of movable airfoil surface of airplane, calibration device and calibration method |
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