CN220592907U - Pre-adjustment image finding device before lens processing - Google Patents
Pre-adjustment image finding device before lens processing Download PDFInfo
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- CN220592907U CN220592907U CN202322229010.XU CN202322229010U CN220592907U CN 220592907 U CN220592907 U CN 220592907U CN 202322229010 U CN202322229010 U CN 202322229010U CN 220592907 U CN220592907 U CN 220592907U
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- light pipe
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- fixing seat
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- collimator
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- 230000003287 optical effect Effects 0.000 claims abstract description 15
- 230000000149 penetrating effect Effects 0.000 claims abstract description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- 238000010586 diagram Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Abstract
The utility model relates to a pre-adjustment image finding device before lens processing, which comprises a machine tool spindle, wherein the front end of the machine tool spindle is connected with an auto-collimator centering mechanism through an optical pair spindle, a light pipe extension tube is arranged in a shaft hole at the rear end of the machine tool spindle in a penetrating way, the rear end of the light pipe extension tube is connected with an auto-collimator through a cross cursor adjusting mechanism, the auto-collimator is arranged on an adjustable inclined workbench through a spindle radial adjusting mechanism, and the adjustable inclined workbench is arranged on a machine frame of the machine tool. The pre-adjustment image finding device before lens processing can pre-adjust before lens processing, and the auto-collimator is radially adjusted to be coaxial with the main shaft of the machine tool through the inclination adjustment level of the adjustable inclination workbench and the main shaft of the auto-collimator, so that a fed-back cross cursor image is displayed at a reasonable position through adjustment.
Description
Technical Field
The utility model relates to a pre-adjustment image finding device before lens processing, and belongs to the technical field of optical lens processing.
Background
The light pipe axis of the auto-collimator measuring system which is installed for the first time is random and even forms a certain angle relative to the axis of the main shaft of the machine tool, and the height parallelism or coaxiality cannot be guaranteed, so that the reflected image cannot be displayed in the image display area of the auto-collimator measuring system, even the mechanical axis deviation of the optical axis of the lens of the objective lens and the lens seat can be caused when the objective lens is processed, and the drawing precision requirement of the objective lens cannot be met.
Disclosure of Invention
In view of the defects in the prior art, the technical problem to be solved by the utility model is to provide a pre-adjustment image finding device before lens processing.
In order to solve the technical problems, the technical scheme of the utility model is as follows: the utility model provides a pre-alignment looks for an image device before camera lens processing, includes the lathe main shaft, the lathe main shaft front end is connected with auto-collimator centering mechanism through optics to the optical axis, wear to be equipped with the fluorescent tube extension tube in the shaft hole of lathe main shaft rear end, the fluorescent tube extension tube rear end is connected with the auto-collimator through cross cursor adjustment mechanism, the auto-collimator is installed on adjustable tilt table through radial adjustment mechanism of main shaft, adjustable tilt table is installed in the frame of lathe.
Preferably, the self-collimator centering mechanism comprises a centering steel ball fixing seat, an inner threaded hole for being in threaded connection with the tool outer threads of the clamping rod of the optical pair optical axis is formed in a port of the centering steel ball fixing seat, and a stepped hole for accommodating and propping up the centering steel ball is coaxially formed in the inner threaded hole.
Preferably, the specifications of the internal threaded holes at the two ends of the centering steel ball fixing seat are different, and the specifications of the stepped holes at the two ends are different.
Preferably, the cross cursor adjusting mechanism comprises an annular fixed adapter, the rear end of the fixed adapter is fastened with the auto-collimator in a coaxial screwed manner, the front end of the fixed adapter is inserted through the rear end of the light pipe extension tube, and the light pipe extension tube is fastened through set screws distributed circumferentially on the fixed adapter.
Preferably, the number of the set screws is two, the set screws are radially screwed on the fixed adapter, the ends of the set screws are tightly propped against the outer periphery of the light pipe extension tube, the light pipe extension tube is further radially provided with spring pins, the spring pins are radially tightly propped against the inner periphery of the fixed adapter, and the spring pins and the two set screws are circumferentially and uniformly distributed.
Preferably, the radial main shaft adjusting mechanism comprises a light pipe fixing seat, the auto-collimator is fixedly connected to the light pipe fixing seat, the light pipe fixing seat is connected with a sliding seat through an up-down adjusting assembly, the sliding seat is connected with a movable guide rail seat through a horizontal adjusting assembly, and the movable guide rail seat is connected with an adjustable inclined workbench.
Preferably, the up-down adjusting assembly comprises a plurality of locking screws and adjusting screws, the locking screws penetrate through mounting through holes in the light pipe fixing seat and are locked with the sliding seat in a threaded mode, and the adjusting screws are propped against the upper surface of the sliding seat after being in threaded connection with the light pipe fixing seat.
Preferably, the horizontal adjusting component comprises a sliding block sliding rail moving pair perpendicular to the axial direction of the auto-collimator, the sliding seat is connected with the moving guide rail seat through the sliding block sliding rail moving pair, a micro-head fixing seat is fixedly connected to the moving guide rail seat, a micro-head knob is mounted on the micro-head fixing seat, the micro-head knob is propped against the light pipe fixing seat, and a spring is connected between the micro-head fixing seat and the light pipe fixing seat.
Preferably, an up-down adjusting assembly is arranged between the adjustable tilt workbench and the machine frame of the machine tool, the up-down adjusting assembly comprises a plurality of locking screws and adjusting screws, the locking screws penetrate through mounting through holes in the adjustable tilt workbench and are then locked with the machine frame in a threaded manner, and the adjusting screws are propped against the upper surface of the machine frame after being in threaded connection with the adjustable tilt workbench.
Preferably, the level gauge is mounted on the adjustable tilt table.
Compared with the prior art, the utility model has the following beneficial effects: the pre-adjustment image finding device before lens processing can pre-adjust before lens processing, and the auto-collimator is radially adjusted to be coaxial with the main shaft of the machine tool through the inclination adjustment level of the adjustable inclination workbench and the main shaft of the auto-collimator, so that a fed-back cross cursor image is displayed at a reasonable position through adjustment.
The utility model will be described in further detail with reference to the drawings and the detailed description.
Drawings
Fig. 1 is a schematic view of the construction of an embodiment of the present utility model.
Fig. 2 is a schematic diagram of the configuration of the auto-collimator centering mechanism.
FIG. 3 is a schematic illustration of a cross-cursor adjustment mechanism.
FIG. 4 is a schematic diagram of a cross cursor adjustment mechanism.
Fig. 5 is a schematic configuration view of the spindle radial adjustment mechanism.
Fig. 6 is a schematic diagram of a state of cross cursor image adjustment.
Fig. 7 is a schematic diagram of a second state of cross cursor image adjustment.
Detailed Description
The utility model will be further described with reference to the accompanying drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the present application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
As shown in fig. 1-7, this embodiment provides a pre-adjustment image finding device before lens processing, which comprises a machine tool spindle 1, wherein the front end of the machine tool spindle is connected with an auto-collimator centering mechanism 3 through an optical axis 2, a light pipe extension tube 4 is arranged in a shaft hole at the rear end of the machine tool spindle in a penetrating way, the rear end of the light pipe extension tube is connected with an auto-collimator 6 through a cross cursor adjusting mechanism 5, the auto-collimator is installed on an adjustable tilt workbench 8 through a spindle radial adjusting mechanism 7, and the adjustable tilt workbench is installed on a frame 9 of the machine tool.
In the embodiment of the utility model, the self-collimator centering mechanism comprises a centering steel ball fixing seat 10, an internal threaded hole for being in threaded connection with the external threads of a tool 12 of a clamping rod 11 of an optical pair optical axis is arranged at a port of the centering steel ball fixing seat, and a stepped hole 14 for accommodating and propping against a centering steel ball 13 is coaxially arranged in the internal threaded hole.
In the embodiment of the utility model, the specifications of the internal threaded holes at the two ends of the centering steel ball fixing seat are different, and the specifications of the stepped holes at the two ends are different.
In the embodiment of the utility model, the cross cursor adjusting mechanism comprises an annular fixed adapter 15, the rear end of the fixed adapter is coaxially and spirally connected and fastened with the auto-collimator, the front end of the fixed adapter is inserted through the rear end of the light pipe extension tube, and the light pipe extension tube is fastened through set screws 16 distributed circumferentially on the fixed adapter.
In the embodiment of the utility model, the number of the set screws is two and the set screws are radially screwed on the fixed adapter, the ends of the set screws are tightly propped against the outer periphery of the light pipe extension tube, the light pipe extension tube is also radially provided with the spring pins 17, the spring pins are tightly radially propped against the inner periphery of the fixed adapter, and the spring pins and the two set screws are uniformly distributed circumferentially.
In the embodiment of the utility model, the spindle radial adjusting mechanism comprises a light pipe fixing seat 18, the auto-collimator is fixedly connected to the light pipe fixing seat, the light pipe fixing seat is connected with a sliding seat 19 through an up-down adjusting assembly, the sliding seat is connected with a movable guide rail seat 20 through a horizontal adjusting assembly, and the movable guide rail seat is connected with an adjustable inclined workbench.
In the embodiment of the utility model, the up-down adjusting assembly comprises a plurality of locking screws 21 and adjusting screws 22, wherein the locking screws penetrate through mounting through holes in the light pipe fixing seat and are then locked with the sliding seat in a threaded manner, and the adjusting screws are propped against the upper surface of the sliding seat after being in threaded connection with the light pipe fixing seat.
In the embodiment of the utility model, the horizontal adjusting component comprises a sliding block sliding rail moving pair 23 perpendicular to the axial direction of the auto-collimator, the sliding seat is connected with a moving guide rail seat through the sliding block sliding rail moving pair, a micro-head fixing seat 24 is fixedly connected on the moving guide rail seat, a micro-head knob 25 is arranged on the micro-head fixing seat, the micro-head knob is propped against the end side of the light pipe fixing seat, and a spring 26 is connected between the micro-head fixing seat and the light pipe fixing seat.
In the embodiment of the utility model, an up-down adjusting assembly is arranged between the adjustable inclined workbench and the frame of the machine tool, the up-down adjusting assembly comprises a plurality of locking screws and adjusting screws, the locking screws penetrate through mounting through holes on the adjustable inclined workbench and are then locked with the frame in a threaded manner, and the adjusting screws are in threaded connection with the adjustable inclined workbench and then are propped against the upper surface of the frame.
In the embodiment of the present utility model, the level gauge 27 is mounted on the adjustable tilt table.
In the embodiment of the present utility model, the optical axis of the optical pair is the prior art, and patent CN219005474U is disclosed.
In the embodiment of the utility model, the working principle of the utility model is as follows: the pre-adjustment image finding device before lens processing can perform pre-adjustment before lens processing, and the auto-collimator is adjusted to be coaxial with the main shaft of the machine tool by adjusting the inclination adjustment level of the adjustable inclination workbench and the main shaft of the auto-collimator in the radial direction, so that a fed-back cross cursor image is displayed at a reasonable position. The specific operation steps are as follows:
the adjustable inclined workbench is pre-connected to the machine tool through a locking screw, the locking screw is not locked at first, an adjusting screw is connected to the adjustable inclined workbench through a screw, the end part of the adjusting screw is propped against the machine tool, and the adjusting screw is used for adjusting the auto-collimator to be parallel to a main shaft of the machine tool and displaying the level through a level gauge;
the centering steel ball is connected to the optical axis of the optical pair through a centering steel ball fixing seat;
adjusting the knob of the micro-head, loosening a locking screw of the light pipe fixing seat, and adjusting the adjusting screw up and down, and adjusting the autocollimator to be coaxial with a main shaft of the machine tool, wherein the image display area can clearly see the spherical center like a cross cursor;
after the auto-collimation measurement system is electrified, as shown in fig. 6, the light beam reflected by the centering steel ball can be seen to be displayed in the image display area, the cursor is not in the middle of the display area, and even the cross cursor appears at the edge of the image display area;
at this time, the cross cursor is adjusted by two set screws of the cross cursor adjusting mechanism, as shown in fig. 7, so that the cross cursor is returned to the middle of the image display area.
The above description is only a preferred embodiment of the present utility model, and is not intended to limit the utility model in any way, and any person skilled in the art may make modifications or alterations to the disclosed technical content to the equivalent embodiments. However, any simple modification, equivalent variation and variation of the above embodiments according to the technical substance of the present utility model still fall within the protection scope of the technical solution of the present utility model.
Claims (10)
1. The utility model provides a device is looked for to pre-alignment before camera lens processing, includes lathe main shaft, its characterized in that: the front end of the machine tool spindle is connected with an autocollimator centering mechanism through an optical pair spindle, a light pipe extension tube is arranged in a shaft hole of the rear end of the machine tool spindle in a penetrating way, the rear end of the light pipe extension tube is connected with the autocollimator through a cross cursor adjusting mechanism, the autocollimator is arranged on an adjustable inclined workbench through a spindle radial adjusting mechanism, and the adjustable inclined workbench is arranged on a frame of the machine tool.
2. The pre-alignment image-finding device before lens processing according to claim 1, wherein: the self-collimator centering mechanism comprises a centering steel ball fixing seat, an inner threaded hole for being in threaded connection with the outer threads of the fixture of the optical axis clamping rod is formed in the port of the centering steel ball fixing seat, and a stepped hole for accommodating and propping the centering steel ball is coaxially formed in the inner threaded hole.
3. The pre-alignment image-finding device before lens processing according to claim 2, wherein: the specification of the internal threaded holes at the two ends of the centering steel ball fixing seat is different, and the specification of the stepped holes at the two ends is different.
4. The pre-alignment image-finding device before lens processing according to claim 1, wherein: the cross cursor adjusting mechanism comprises an annular fixed adapter, the rear end of the fixed adapter is fixedly connected with the auto-collimator in a coaxial screwed mode, the front end of the fixed adapter is inserted through the rear end of the light pipe extension tube, and the light pipe extension tube is tightly fixed through set screws distributed on the circumference of the fixed adapter.
5. The pre-alignment image-finding device before lens processing according to claim 4, wherein: the number of the set screws is two, the set screws are radially screwed on the fixed adapter, the ends of the set screws are tightly propped against the outer periphery of the light pipe extension tube, the light pipe extension tube is further radially provided with spring pins, the spring pins are radially tightly propped against the inner periphery of the fixed adapter, and the spring pins and the two set screws are uniformly distributed circumferentially.
6. The pre-alignment image-finding device before lens processing according to claim 1, wherein: the main shaft radial adjusting mechanism comprises a light pipe fixing seat, the auto-collimator is fixedly connected to the light pipe fixing seat, the light pipe fixing seat is connected with a sliding seat through an up-down adjusting assembly, the sliding seat is connected with a movable guide rail seat through a horizontal adjusting assembly, and the movable guide rail seat is connected with an adjustable inclined workbench.
7. The pre-alignment image-finding device before lens processing according to claim 6, wherein: the upper and lower adjusting assembly comprises a plurality of locking screws and adjusting screws, the locking screws penetrate through mounting through holes in the light pipe fixing base and are locked with the sliding base in a threaded mode, and the adjusting screws are propped against the upper surface of the sliding base after being in threaded connection with the light pipe fixing base.
8. The pre-alignment image-finding device before lens processing according to claim 6, wherein: the horizontal adjusting assembly comprises a sliding block sliding rail moving pair perpendicular to the axial direction of the auto-collimator, the sliding seat is connected with a moving guide rail seat through the sliding block sliding rail moving pair, a micro-head fixing seat is fixedly connected onto the moving guide rail seat, a micro-head knob is mounted on the micro-head fixing seat, the micro-head knob is propped against the light pipe fixing seat, and a spring is connected between the micro-head fixing seat and the light pipe fixing seat.
9. The pre-alignment image-finding device before lens processing according to claim 1, wherein: an up-down adjusting assembly is arranged between the adjustable tilt workbench and the machine frame of the machine tool, the up-down adjusting assembly comprises a plurality of locking screws and adjusting screws, the locking screws penetrate through mounting through holes in the adjustable tilt workbench and are locked with the machine frame in a threaded mode, and the adjusting screws are propped against the upper surface of the machine frame after being in threaded connection with the adjustable tilt workbench.
10. The pre-alignment image-finding device before lens processing according to claim 1, wherein: and a level gauge is arranged on the adjustable inclined workbench.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322229010.XU CN220592907U (en) | 2023-08-18 | 2023-08-18 | Pre-adjustment image finding device before lens processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322229010.XU CN220592907U (en) | 2023-08-18 | 2023-08-18 | Pre-adjustment image finding device before lens processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220592907U true CN220592907U (en) | 2024-03-15 |
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ID=90180475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322229010.XU Active CN220592907U (en) | 2023-08-18 | 2023-08-18 | Pre-adjustment image finding device before lens processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220592907U (en) |
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2023
- 2023-08-18 CN CN202322229010.XU patent/CN220592907U/en active Active
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