CN115685577A - Reference system for determining direction of cylindrical mirror bus and assembling and adjusting method - Google Patents
Reference system for determining direction of cylindrical mirror bus and assembling and adjusting method Download PDFInfo
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- CN115685577A CN115685577A CN202211249347.0A CN202211249347A CN115685577A CN 115685577 A CN115685577 A CN 115685577A CN 202211249347 A CN202211249347 A CN 202211249347A CN 115685577 A CN115685577 A CN 115685577A
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- cylindrical mirror
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Abstract
The utility model provides a confirm benchmark system of cylindrical mirror generating line direction, is including being used for fixing the base of benchmark system, install the reticle lens cone on the base and install the reticle in the reticle lens cone, the base is equipped with and waits to adorn the reference plane unanimous with the reference hole that is used for the location of adjusting cylindrical mirror group, be equipped with the journal stirrup structure that is used for adjusting reticle lens cone angle on the base, the reticle with the internal diameter fit clearance of reticle lens cone is G7/h6 to it is fixed to use silicon rubber to fill, there are two 90 degrees alternately isometric scale marks on the reticle, isometric scale mark with the reference plane is parallel or perpendicular, the scale mark is used for instructing cylindrical mirror generating line direction. The reference system can provide a reference datum in the direction of the cylindrical mirror bus when the cylindrical mirror group is centered and adjusted, and the problem that the direction of the cylindrical mirror bus cannot be determined when the cylindrical mirror group is adjusted in the prior art is solved.
Description
Technical Field
The invention belongs to the technical field of precision assembly and adjustment, and particularly relates to a reference system for determining the direction of a cylindrical mirror bus and an assembly and adjustment method.
Background
In order to reduce the weight of an optical system and cause the splitting of an optical lens due to vibration or temperature change of a wall surface, the optical lens and a structural member of the prior non-coaxial, flexible connection and suspension type optical part of an optical machine structure adopt a sectional type structure without direct contact, and are bonded by silicon rubber. In the state process, the included angle between the lens optical axis and the lens base positioning reference plane, the distance from the intersection point of the lens optical axis and the lens top surface to the lens base positioning reference plane and the pin hole, and the distance from the lens optical axis to the lens base positioning reference plane and the pin hole are all required.
However, when the adjusting device is used for centering and adjusting, the bus direction of the cylindrical mirror needs to be adjusted to be aligned with the reference feature of the structural component, and when the alignment adjustment is performed, the bus direction of the cylindrical mirror needs to be adjusted by a reference datum, so that a datum system and an adjusting method for determining the bus direction of the cylindrical mirror need to be provided.
Disclosure of Invention
In order to solve the above problems, an object of the present invention is to provide a datum system and an adjustment method for determining a bus direction of a cylindrical mirror, so as to solve the need of lacking a reference datum for adjusting the bus direction of the cylindrical mirror when a non-coaxial, soft-connected, suspended structure form cylindrical mirror group is centered and adjusted.
In order to achieve the above object, the present invention provides a reference system for determining a generatrix direction of a cylindrical mirror, the system comprising a base for fixing the reference system, a reticle lens barrel mounted on the base, and a reticle mounted in the reticle lens barrel,
the base is provided with a reference plane consistent with the cylindrical lens group to be adjusted and a reference hole for positioning,
the base is provided with a support lug structure for adjusting the angle of the reticle lens cone,
the fit clearance of the inner diameters of the reticle and the reticle lens barrel is G7/h6, and the reticle lens barrel are filled and fixed by silicon rubber,
the dividing plate is provided with two 90-degree crossed equal-length scale lines, the equal-length scale lines are parallel or perpendicular to the reference plane, and the scale lines are used for indicating the direction of a generatrix of the cylindrical mirror.
The reference system for determining the generatrix direction of the cylindrical mirror provided by the invention is also characterized in that the base is also provided with a first step hole for fixing the reticle lens cone and two coplanar reference supporting structures,
the reference supporting structure is arranged in parallel with the supporting structure of the cylindrical lens group to be adjusted, two pin holes for positioning the base and screw holes for fixing the base are arranged on the reference supporting structure,
the two pin holes include a circular pin hole and a kidney-shaped pin hole.
The reference system for determining the generatrix direction of the cylindrical mirror is also characterized in that the support lug structure is provided with an adjusting screw for adjusting the angle of the reticle lens cone, the adjusting screw is arranged on the base through an adjusting screw support seat, and the head part of the adjusting screw is hemispherical.
The reference system for determining the generatrix direction of the cylindrical mirror is also characterized in that the reticle lens barrel is provided with a second stepped hole for mounting a reticle, two lug columns for adjusting the angle of the reticle lens barrel and a jackscrew threaded hole for adjusting the gap between the reticle lens barrel and the reticle.
The reference system for determining the generatrix direction of the cylindrical mirror, provided by the invention, is also characterized in that the reticle is cylindrical, and the upper circular surface and the lower circular surface of the reticle are parallel to each other.
Another object of the present invention is to provide an assembly method for determining the generatrix direction of a cylindrical mirror, said assembly method using a reference system according to any of claims 1-5.
The invention provides an assembly and adjustment method for determining the generatrix direction of a cylindrical mirror, which is also characterized by comprising the following steps:
s1: mounting the reference system on a centering adjustment tool, and attaching a reference surface of the reference system to a positioning surface of the centering adjustment tool;
s2: adjusting the focal length of the central deviation measuring instrument to enable the reference system reticle to be imaged clearly, rotating a rotary table of the central deviation measuring instrument to enable one scribed line of the reference system reticle to be parallel to a reference line of a display picture of the central deviation measuring instrument, and locking the rotary table of the central deviation measuring instrument;
s3: and (3) taking down the reference system, adjusting the focal length of the central deviation measuring instrument to enable the cylindrical surface of the cylindrical mirror to be imaged clearly, adjusting the rotating angle of the cylindrical surface to enable the divided image of the cylindrical mirror to be parallel to the reference line of the display picture of the central deviation measuring instrument in the S2, locking the cylindrical mirror, and filling silicon rubber between the cylindrical mirror and the structural part after the central deviation adjustment.
Advantageous effects
The reference system for determining the bus direction of the cylindrical mirror can provide a reference for the bus direction of the cylindrical mirror when the cylindrical mirror set is centered and adjusted, and solves the problem that the bus direction of the cylindrical mirror cannot be determined when the cylindrical mirror set is adjusted in the prior art.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present disclosure, the drawings needed to be used in the embodiments will be briefly described below, it is obvious that the following descriptions are only some embodiments of the present disclosure, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a cylindrical mirror bus reference device according to an embodiment of the present invention;
fig. 2 is a front view of a cylindrical mirror bus reference device according to an embodiment of the present invention;
fig. 3 is a right side view of a cylindrical mirror bus reference device according to an embodiment of the present invention;
FIG. 4 is a schematic view of the installation of a cylindrical mirror bus bar reference device in bus bar adjustment according to an embodiment of the present invention,
wherein, 1: centering and adjusting the tool; 2: a base; 3: a cylindrical mirror; 4: a cylindrical mirror clamping device; 5: adjusting the screw; 6: a reticle barrel; 7: a reticle; 8: adjusting the screw supporting seat; 9: a jackscrew threaded hole; 10: screw holes; 11: a circular pin hole; 12: kidney-shaped pin holes.
Detailed Description
The present invention is further described in detail with reference to the drawings and examples, but it should be understood that these embodiments are not limited to the invention, and that functional, methodological, or structural equivalents thereof, which are equivalent or substituted by those of ordinary skill in the art, are within the scope of the present invention.
In the description of the embodiments of the present invention, it should be understood that the terms "central", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only used for convenience in describing and simplifying the description of the present invention, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to a number of indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.
The terms "mounted," "connected," and "coupled" are to be construed broadly and may, for example, be fixedly coupled, detachably coupled, or integrally coupled; 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 meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.
As shown in fig. 1 to 4, the present embodiment provides a fiducial system for determining a generatrix direction of a cylindrical mirror, the system including a base 2 for fixing the fiducial system, a reticle barrel 6 mounted on the base 2, and a reticle 7 mounted in the reticle barrel 6,
the base 2 is provided with a reference plane a consistent with the lens group of the cylindrical lens 3 to be adjusted and a reference hole for positioning,
the base 2 is provided with a support lug structure for adjusting the angle of the reticle lens barrel 6,
the matching gap between the inner diameters of the reticle 7 and the reticle lens barrel 6 is small, the matching gap is G7/h6, and silicon rubber is used for filling and fixing,
the reticle 7 is provided with two 90-degree crossed equal-length scale lines, the equal-length scale lines are parallel or perpendicular to the reference plane a, and the scale lines are used for indicating the direction of a cylindrical mirror bus.
In some embodiments, the base 2 is further provided with a first stepped hole for fixing a reticle column and two coplanar reference support structures,
the reference supporting structure is arranged in parallel with the supporting structure of the cylindrical lens group to be adjusted, two pin holes for positioning the base and a screw hole 10 for fixing the base are arranged on the reference supporting structure,
the two pin holes include a circular pin hole 11 and a kidney-shaped pin hole 12.
In some embodiments, the support lug structure is provided with an adjusting screw 5 for adjusting the angle of the reticle lens barrel, the adjusting screw 5 is mounted on the base 2 through an adjusting screw support 8, and the head of the adjusting screw 5 is hemispherical.
In some embodiments, the reticle lens barrel 6 is provided with a second stepped hole for mounting a reticle, two lug columns for adjusting the angle of the reticle lens barrel 6, and a jackscrew threaded hole 9 for adjusting the gap between the reticle lens barrel 6 and the reticle 7.
In some embodiments, the reticle 7 is cylindrical, and the upper and lower circular surfaces of the reticle are parallel to each other.
In the method for debugging the reference device for determining the bus direction of the cylindrical mirror provided in the above embodiment, the two equal-length scale lines of the reticle are required to be parallel to the mounting surface of the base for debugging the reference device, and the steps are as follows:
firstly, placing a reticle 7 into a reticle lens barrel 6, adjusting a scribed line of the reticle to be parallel to two support lugs of the reticle lens barrel visually, fixing the reticle 7 by using jackscrews arranged in three jackscrew threaded holes 9 on the excircle of the reticle lens barrel 6, then filling silicon rubber into a gap between the reticle 7 and the reticle lens barrel 6, and bonding the reticle 7 and the reticle lens barrel 6 into a whole after the reticle 7 and the reticle lens barrel 6 are solidified by gelation;
step two, installing the reticle lens barrel 6 into a hole on the base 2, and primarily fixing the reticle lens barrel 6 by using a fine-tooth adjusting screw 5 on the base 2;
and step three, mounting and fixing the base 2 on a measurement table of a universal tool microscope, aiming at the edge of a reference surface a on the base 2, aiming at the edge of the reference surface a as a reference, then aiming at the cross line of the reticle, adjusting four fine-tooth adjusting screws 5 on the base 2 to enable a cross-shaped scribed line on the reticle to be parallel to the edge of a reference surface b, screwing down the fine-tooth adjusting screws 5, filling silicon rubber into a contact gap between the reticle lens barrel 6 and the base 2, after the reticle is solidified by gelling, integrating the reticle 7, the reticle lens barrel 6 and the base 2, and establishing the parallel relation between the cross-shaped scribed line of the reticle 7 and the mounting surface of the base 2.
In some embodiments, an assembly and adjustment method for determining a generatrix direction of a cylindrical mirror is provided, the method comprising the following steps:
s1: mounting the reference system on the centering adjustment tool 1, and attaching a reference surface a of the reference system to a positioning surface of the centering adjustment tool;
s2: adjusting the focal length of the central deviation measuring instrument to enable the reference system reticle 7 to be clear in imaging, rotating the rotary table of the central deviation measuring instrument to enable one scribed line of the reference system reticle 7 to be parallel to the reference line of the display picture of the central deviation measuring instrument, and locking the rotary table of the central deviation measuring instrument;
s3: and (3) taking down the reference system, adjusting the focal length of the central deviation measuring instrument to enable the cylindrical surface of the cylindrical mirror to be imaged clearly, adjusting the rotating angle of the cylindrical surface to enable the divided image of the cylindrical mirror to be parallel to the reference line of the display picture of the central deviation measuring instrument in S2, locking the cylindrical mirror, and filling silicon rubber between the cylindrical mirror and the structural part after the central deviation is adjusted.
The centering adjustment tool used in this embodiment is a multi-degree-of-freedom lens clamping and adjusting device for a centering instrument disclosed in chinese patent specification with an authorization publication number of CN201711415876.2, and a cylindrical lens group is fixed on the centering adjustment tool 1 through a cylindrical lens clamping device
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention. The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A reference system for determining the generatrix direction of a cylindrical mirror is characterized by comprising a base for fixing the reference system, a reticle lens barrel arranged on the base and a reticle arranged in the reticle lens barrel,
the base is provided with a reference plane consistent with the cylindrical lens group to be adjusted and a reference hole for positioning,
the base is provided with a support lug structure for adjusting the angle of the reticle lens cone,
the fit clearance of the inner diameters of the reticle and the reticle lens barrel is G7/h6, and the reticle lens barrel are filled and fixed by silicon rubber,
the dividing plate is provided with two 90-degree crossed equal-length scale lines, the equal-length scale lines are parallel or perpendicular to the reference plane, and the scale lines are used for indicating the direction of a generatrix of the cylindrical mirror.
2. The datum system for determining the generatrix direction of cylindrical mirrors according to claim 1, wherein said base is further provided with a first stepped hole for fixing a reticle barrel and two coplanar datum support structures,
the reference supporting structure is arranged in parallel with the supporting structure of the cylindrical lens group to be adjusted, two pin holes for positioning the base and screw holes for fixing the base are arranged on the reference supporting structure,
the two pin holes include a circular pin hole and a kidney-shaped pin hole.
3. The datum system for determining the generatrix direction of cylindrical mirrors according to claim 1, wherein said supporting lug structure is provided with an adjusting screw for adjusting the angle of the reticle barrel, said adjusting screw is mounted on the base through an adjusting screw supporting seat, and the head of said adjusting screw is hemispherical.
4. The datum system for determining the generatrix direction of the cylindrical mirror according to claim 1, wherein the reticle lens barrel is provided with a second stepped hole for installing the reticle, two lug columns for adjusting the angle of the reticle lens barrel and a jackscrew threaded hole for adjusting the gap between the reticle lens barrel and the reticle.
5. The datum system for determining the generatrix direction of a cylindrical mirror according to claim 1, wherein the reticle is cylindrical, and the upper and lower circular surfaces of the reticle are parallel to each other.
6. An assembly method for determining the generatrix direction of a cylindrical mirror, characterized in that it uses a reference system according to any one of claims 1 to 5.
7. The method for determining the generatrix direction of the cylindrical mirror according to claim 6, wherein the method comprises the steps of:
s1: mounting the reference system on a centering adjustment tool, and attaching a reference surface of the reference system to a positioning surface of the centering adjustment tool;
s2: adjusting the focal length of the central deviation measuring instrument to enable the reference system reticle to be imaged clearly, rotating a rotary table of the central deviation measuring instrument to enable one scribed line of the reference system reticle to be parallel to a reference line of a display picture of the central deviation measuring instrument, and locking the rotary table of the central deviation measuring instrument;
s3: and (3) taking down the reference system, adjusting the focal length of the central deviation measuring instrument to enable the cylindrical surface of the cylindrical mirror to be imaged clearly, adjusting the rotating angle of the cylindrical surface to enable the divided image of the cylindrical mirror to be parallel to the reference line of the display picture of the central deviation measuring instrument in the S2, locking the cylindrical mirror, and filling silicon rubber between the cylindrical mirror and the structural part after the central deviation adjustment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211249347.0A CN115685577A (en) | 2022-10-12 | 2022-10-12 | Reference system for determining direction of cylindrical mirror bus and assembling and adjusting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211249347.0A CN115685577A (en) | 2022-10-12 | 2022-10-12 | Reference system for determining direction of cylindrical mirror bus and assembling and adjusting method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115685577A true CN115685577A (en) | 2023-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211249347.0A Pending CN115685577A (en) | 2022-10-12 | 2022-10-12 | Reference system for determining direction of cylindrical mirror bus and assembling and adjusting method |
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| Country | Link |
|---|---|
| CN (1) | CN115685577A (en) |
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- 2022-10-12 CN CN202211249347.0A patent/CN115685577A/en active Pending
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