CN209786954U - Optical axis transmission mechanism - Google Patents
Optical axis transmission mechanism Download PDFInfo
- Publication number
- CN209786954U CN209786954U CN201920404754.1U CN201920404754U CN209786954U CN 209786954 U CN209786954 U CN 209786954U CN 201920404754 U CN201920404754 U CN 201920404754U CN 209786954 U CN209786954 U CN 209786954U
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- optical axis
- base plate
- transmission
- transmission optical
- transmission mechanism
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Abstract
The utility model discloses an optical axis drive mechanism, including base plate and transmission optical axis, be equipped with motor and belt pulley on the base plate, the motor pass through the belt with belt pulley drive connects, but be equipped with the drive end of rotation and the adjustable end that compresses tightly of degree on the belt pulley, the activity of transmission optical axis is worn to locate the base plate, the drive end with compress tightly the end and press from both sides relatively respectively and locate transmission optical axis, through the drive end drives transmission optical axis is along self axial motion. The utility model provides an optical axis drive mechanism, its structure is simple and clear, and the function is various, makes things convenient for the in-service use operation.
Description
Technical Field
The utility model relates to an optical axis drive mechanism.
Background
At present, in the market, a shaft transmission mechanism driven by a motor basically rotates through a motor driving shaft to realize transmission, and the transmission mechanism which axially (linearly) moves through the motor driving shaft is provided. Even if there is such drive mechanism, its structure is also comparatively complicated, and the function is single, and application scope is little.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough among the prior art, provide an optical axis drive mechanism.
In order to achieve the purpose, the method is realized by the following technical scheme:
the utility model provides an optical axis drive mechanism, includes base plate and transmission optical axis, be equipped with motor and belt pulley on the base plate, the motor pass through the belt with belt pulley drive connects, but be equipped with the drive end of rotation and the adjustable end that compresses tightly of degree on the belt pulley, the activity of transmission optical axis is worn to locate the base plate, the drive end with compress tightly the end and press from both sides relatively respectively and locate transmission optical axis, through the drive end drives transmission optical axis is along self axial motion.
Preferably, the driving end is a rotating shaft and is in driving connection with the pulley.
Preferably, the pressing end is a pressing bearing and is adjustably mounted to the base plate by a pressing bolt.
Preferably, the lower surface of the base plate is provided with a mounting pendulum shaft, the compression bearing is rollably mounted at one end of the mounting pendulum shaft, and the other end of the mounting pendulum shaft is fixedly connected to the base plate through the compression bolt.
Preferably, the substrate is provided with a linear detection alarm device.
Preferably, the straight line detection alarm device comprises a laser detector arranged on the lower surface of the substrate and an alarm lamp arranged on the upper surface of the substrate, the laser detector detects the straightness of the transmission optical axis, and the alarm lamp gives an alarm when the transmission optical axis deviates.
Preferably, the base plate is provided with a displacement sensing device, the displacement of the transmission optical axis is sensed in real time through the displacement sensing device, the displacement sensing device is in control connection with the motor, and when the transmission optical axis is about to be displaced to the end of the transmission optical axis, the motor is controlled to stop through the displacement sensing device.
Preferably, the lower surface of base plate is equipped with spacing guide way, transmission optical axis is worn to locate along the axial activity in the spacing guide way.
Preferably, the limiting guide groove comprises guide plates clamped on two sides of the transmission optical axis, and a soft friction layer is arranged on the inner side wall of each guide plate to be in surface contact with the transmission optical axis.
The utility model discloses optical axis drive mechanism's beneficial effect includes:
1) the motor is matched with the belt pulley, and the pressing end and the driving end are used for converting the rotary operation of the motor into linear motion;
2) The pressing end is a pressing bearing, and the clamping force of the pressing bearing can be adjusted through a pressing bolt;
3) The substrate is provided with a linear detection alarm device, the linearity of the transmission optical axis is detected through the laser detector, and when the transmission optical axis deviates, an alarm lamp is used for giving an alarm;
4) The base plate is provided with a displacement sensing device, when the transmission optical axis is about to be displaced to the end part of the base plate, the motor is controlled to stop through the displacement sensing device, the transmission optical axis is prevented from being separated from the whole mechanism, and foolproof control is achieved;
5) Because the transmission optical axis is longer, the lower surface of base plate is equipped with spacing guide way, can effectively play spacing guide's effect, simultaneously, constitutes spacing guide way by two baffles, and the inside wall of baffle is equipped with soft friction layer, avoids optical axis and baffle to produce direct friction, increases the life of optical axis.
Drawings
Fig. 1 is a schematic view of the upper structure of the optical axis transmission mechanism of the present invention.
fig. 2 is a schematic view of the lower structure of the optical axis transmission mechanism of the present invention.
Fig. 3 is a schematic view of the planar structure of the lower surface of the substrate in the optical axis transmission mechanism of the present invention.
Detailed Description
the present invention will be described in detail with reference to the accompanying drawings:
As shown in fig. 1 and fig. 2, an optical axis transmission mechanism includes a substrate 1 and a transmission optical axis 2, a motor 3 and a belt pulley 4 are arranged on the substrate 1, the motor 3 is in transmission connection with the belt pulley 4 through a belt 99, a driving end 5 capable of rotating and a pressing end 6 capable of adjusting the pressing degree are arranged on the belt pulley 4, the transmission optical axis 2 is movably arranged on the substrate 1 in a penetrating manner, the driving end 5 and the pressing end 6 are respectively and relatively clamped on the transmission optical axis 2, and the transmission optical axis 2 is driven by the driving end 5 to reciprocate along the self axial direction (straight line).
Wherein, the driving end 5 is a rotating shaft and is in driving connection with the belt pulley 4. The pressing end 6 is a pressing bearing and is adjustably mounted on the substrate 1 through a pressing bolt 7.
in order to realize the adjustment of the pressing bearing 6, the lower surface of the base plate 1 is provided with a mounting swing shaft 8, the pressing bearing 6 is rollably mounted at one end of the mounting swing shaft 8, and the other end of the mounting swing shaft 8 is fixedly connected to the base plate 1 through the pressing bolt 7.
Additionally, the optical axis transmission mechanism has the following functions:
a. the straight line detection and alarm function; as shown in fig. 1 and 2, the substrate 1 is provided with a line detection alarm device. Linear detection alarm device is including locating the laser detector 9 of base plate 1 lower surface and locating the alarm lamp 10 of base plate 1 upper surface, through laser detector 9 sends laser along the straight line for detecting the straightness accuracy of transmission optical axis 2 works as when transmission optical axis 2 squints, alarm lamp 10 lights the warning.
b. A displacement sensing fool-proofing function; as shown in fig. 3, the substrate 1 is provided with a displacement sensing device 11, the displacement sensing device 11 senses the displacement of the transmission optical axis 2 in real time, the displacement sensing device 11 is in control connection with the motor 3, and when the transmission optical axis 2 is about to be displaced to the end of the transmission optical axis, the displacement sensing device 11 controls the motor 3 to stop.
c. A long shaft guiding function; as shown in fig. 3, a limiting guide groove is formed in the lower surface of the substrate 1, and the transmission optical axis 2 is movably inserted into the limiting guide groove along the axial direction. Further, the limiting guide groove comprises guide plates 12 arranged on two sides of the transmission optical axis 2 in a clamping mode, and a soft friction layer is arranged on the inner side wall of each guide plate 12 and is in contact with the surface of the transmission optical axis 2.
After having the above structural features, as shown in fig. 1 to 3, the present invention can be implemented as the following processes:
The application is to realize the conversion of linear motion by the rotation of the motor 3. The optical axis 2 can be horizontally arranged on the lower surface of the base plate 1, and the rotating shaft 5 is installed and connected to the belt pulley 4. The clamping force of the pressing bearing 6 can be adjusted through the pressing bolt 7. The stroke of the linear motion can be adjusted by the length of the optical axis. When motor 3 rotates, it is rotatory to drive axis of rotation 5 through the belt, and axis of rotation 5 and hold tightly optical axis 2 with hold-down bearing 6, and axis of rotation 5 is rotatory, drives optical axis 2 and is axial linear motion.
After the implementation process is completed, the following characteristics of the application can be realized:
the utility model provides an optical axis drive mechanism, its structure is simple and clear, and the function is various, makes things convenient for the in-service use operation.
the embodiments of the present invention are only used for illustration, and do not limit the scope of the claims, and other substantially equivalent alternatives that may be conceived by those skilled in the art are within the scope of the present invention.
Claims (9)
1. The utility model provides an optical axis drive mechanism, its characterized in that, includes base plate and transmission optical axis, be equipped with motor and belt pulley on the base plate, the motor pass through the belt with belt pulley drive connects, but be equipped with the drive end of rotation and the adjustable end that compresses tightly of degree on the belt pulley, the activity of transmission optical axis is worn to locate the base plate, the drive end with compress tightly the end and press from both sides relatively respectively and locate transmission optical axis, through the drive end drives transmission optical axis is along self axial motion.
2. The optical axis transmission of claim 1, wherein the drive end is a rotary shaft and is drivingly connected to the pulley.
3. the optical axis transmission mechanism of claim 1, wherein the hold-down end is a hold-down bearing and is adjustably mounted to the base plate by a hold-down bolt.
4. The optical axis transmission mechanism as claimed in claim 3, wherein the lower surface of the base plate is provided with a mounting pendulum shaft, the pressing bearing is rollably mounted at one end of the mounting pendulum shaft, and the other end of the mounting pendulum shaft is fixedly connected to the base plate through the pressing bolt.
5. The optical axis transmission mechanism of claim 1, wherein the substrate is provided with a line detection alarm device.
6. The optical axis transmission mechanism according to claim 5, wherein the straight line detection alarm device includes a laser detector provided on a lower surface of the base plate and an alarm lamp provided on an upper surface of the base plate, and wherein the straightness of the transmission optical axis is detected by the laser detector and the alarm lamp gives an alarm when the transmission optical axis is deviated.
7. the optical axis transmission mechanism according to claim 1, wherein the substrate is provided with a displacement sensing device, the displacement sensing device senses a displacement of the transmission optical axis in real time, the displacement sensing device is in control connection with the motor, and when the transmission optical axis is about to be displaced to an end thereof, the displacement sensing device controls the motor to stop.
8. The optical axis transmission mechanism according to claim 1, wherein a limiting guide groove is formed in a lower surface of the base plate, and the transmission optical axis is movably inserted into the limiting guide groove along an axial direction.
9. The optical axis transmission mechanism according to claim 8, wherein the limiting guide groove includes guide plates sandwiched between two sides of the transmission optical axis, and inner side walls of the guide plates are provided with soft friction layers for contacting with surfaces of the transmission optical axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920404754.1U CN209786954U (en) | 2019-03-27 | 2019-03-27 | Optical axis transmission mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920404754.1U CN209786954U (en) | 2019-03-27 | 2019-03-27 | Optical axis transmission mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209786954U true CN209786954U (en) | 2019-12-13 |
Family
ID=68799955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920404754.1U Active CN209786954U (en) | 2019-03-27 | 2019-03-27 | Optical axis transmission mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209786954U (en) |
-
2019
- 2019-03-27 CN CN201920404754.1U patent/CN209786954U/en active Active
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