CN216979550U

CN216979550U - Conversion device for reducing conversion time of large and small visual field lenses

Info

Publication number: CN216979550U
Application number: CN202123352877.1U
Authority: CN
Inventors: 王敏; 余永军; 余风焰
Original assignee: Shanghai Freesense Image Technology Co ltd
Current assignee: Shanghai Freesense Image Technology Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-07-15
Anticipated expiration: 2031-12-29

Abstract

The utility model relates to the technical field of detection experiments and discloses a conversion device for reducing the conversion time of a large-view lens and a small-view lens, which comprises a bottom plate, wherein a supporting plate is bolted to the top of the bottom plate, and a groove body is formed in the supporting plate; according to the utility model, the rotating disc is rotated to switch the low-power mirror or the high-power mirror for use according to the requirement, the motor is started, and the motor drives the gear to rotate, so that the gear frame can be driven to vertically move, the lifting frame is adjusted to move, the defect finding time is prevented from spending more time, the time of finding the defect position in high-precision detection is prolonged, and the speed is increased; according to the utility model, the knob is rotated to drive the double-threaded rod to rotate, the threaded block moves to drive the arc-shaped plate to move, so that the sliding block slides on the surface of the sliding rod, and therefore, the phenomenon that the target visual field is lost easily when a high-power lens is changed after a low-power lens finds the visual field is avoided, the central position of the visual field cannot be selected, and the accuracy is improved.

Description

Conversion device for reducing conversion time of large and small visual field lenses

Technical Field

The utility model relates to the technical field of detection experiments, in particular to a conversion device for reducing conversion time of a large-view lens and a small-view lens.

Background

Because the detection requirement of the screen appearance of an electronic product is higher and higher, a lens with high multiplying power has to be used in detection, the visual field of the lens with high multiplying power is very small, more time can be spent on finding defects in the whole screen module, the time for finding the positions of the defects in high-precision detection is prolonged, and after the low-power lens finds the visual field, the target visual field is lost easily when the high-power lens is changed, the central position of the visual field cannot be selected.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a conversion device for reducing the conversion time of a lens using a large visual field and a small visual field, which has the advantages of reducing the time of searching a defect position for high-precision detection and adjusting according to the size of a selected area, and solves the problems that the detection requirement of the screen appearance of an electronic product is higher and higher, a lens with high multiplying power has to be used for detection, the visual field of the lens with high multiplying power is very small, the time for finding the defect on the whole screen module is more time-consuming, the time for searching the defect position for high-precision detection is prolonged, and the target visual field is easily lost and the central position of the visual field cannot be selected when a low-power lens finds the visual field.

In order to achieve the purpose, the utility model provides the following technical scheme: a conversion device for reducing the conversion time of a large-view lens and a small-view lens comprises a bottom plate, a supporting plate is bolted on the top of the bottom plate, a groove body is arranged in the supporting plate, a motor is embedded in the back surface of the groove body, a gear is bolted at the output end of the motor, a tooth frame is connected in the groove body in a sliding manner, the left side of the inner wall of the gear frame is meshed with the left side of the gear, the right side of the gear frame is bolted with a lifting frame, a double-threaded rod is arranged between the two sides of the inner wall of the lifting frame, both sides of the surface of the double-threaded rod are in threaded connection with threaded blocks, the back of the thread block is bolted with an arc-shaped plate, the top of the supporting plate is bolted with a top plate, an ocular is arranged in the top plate, the right side of roof bolt has the cylinder, the lower extreme of cylinder articulates there is the rolling disc, the left side of rolling disc bottom is embedded to have the low power mirror, the right side of rolling disc bottom is embedded to have the high power mirror.

Preferably, the back of the arc-shaped plate is bolted with a sliding block, a sliding rod is bolted between two sides of the inner wall of the lifting frame, and the surface of the sliding rod is in sliding connection with the inside of the sliding block.

Preferably, a rubber ring is mounted on the top of the eyepiece.

Preferably, the left side of the gear frame is bolted with a limiting block, the left side of the groove body is provided with a limiting groove, and the limiting block is connected with the limiting groove in a sliding manner.

Preferably, the top of lifting frame is embedded to have the transparent plate, the right-hand member of double-threaded rod runs through the right side of lifting frame and has bolted connection the knob.

Preferably, four corners of the bottom of the supporting plate are provided with soft pads.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the rotating disc is rotated to switch the low-power mirror or the high-power mirror for use according to the requirement, the motor is started, and the motor drives the gear to rotate, so that the gear frame can be driven to vertically move, the lifting frame is adjusted to move, the defect finding time is prevented from spending more time, the time of finding the defect position in high-precision detection is prolonged, and the speed is increased;

according to the utility model, the knob is rotated to drive the double-threaded rod to rotate, the threaded block moves to drive the arc-shaped plate to move, so that the sliding block slides on the surface of the sliding rod, and therefore, the phenomenon that the target visual field is lost easily when a high-power lens is changed after a low-power lens finds the visual field is avoided, the central position of the visual field cannot be selected, and the accuracy is improved.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a front cross-sectional view of the structure of the present invention;

FIG. 3 is a partial sectional view of the present invention;

fig. 4 is a sectional view of the lifting frame of the present invention.

In the figure: 1. a base plate; 2. a support plate; 3. a tank body; 4. a motor; 5. a gear; 6. a toothed frame; 7. a lifting frame; 8. a double threaded rod; 9. a thread block; 10. an arc-shaped plate; 11. an eyepiece; 12. a cylinder; 13. rotating the disc; 14. a low power lens; 15. a high power mirror; 16. a slider; 17. a slide bar; 18. a limiting block; 19. a limiting groove; 20. a transparent plate; 21. a knob; 22. a soft cushion; 23. a rubber ring; 24. and a top plate.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the present invention provides a technical solution: a conversion device for reducing the conversion time of large and small visual fields comprises a bottom plate 1, a supporting plate 2 is bolted at the top of the bottom plate 1, a groove body 3 is arranged in the supporting plate 2, a motor 4 is embedded in the back of the groove body 3, a gear 5 is bolted at the output end of the motor 4, a tooth frame 6 is slidably connected in the groove body 3, the left side of the inner wall of the tooth frame 6 is meshed with the left side of the gear 5, a lifting frame 7 is bolted at the right side of the tooth frame 6, a double-threaded rod 8 is installed between the two sides of the inner wall of the lifting frame 7, both sides of the surface of the double-threaded rod 8 are in threaded connection with a threaded block 9, an arc-shaped plate 10 is bolted at the back of the threaded block 9, a top plate 24 is bolted at the top of the supporting plate 2, an ocular lens 11 is installed in the top plate 24, a cylinder 12 is bolted at the right side of the top plate 24, a rotating disc 13 is hinged at the lower end of the cylinder 12, a low-power lens 14 is embedded in the left side of the bottom of the rotating disc 13, the high-power mirror 15 is embedded in the right side of the bottom of the rotating disc 13, the low-power mirror 14 or the high-power mirror 15 is switched to be used according to requirements by rotating the rotating disc 13, the motor 4 is started, the motor 4 drives the gear 5 to rotate, the gear frame 6 can be driven to vertically move, and the lifting frame 7 is adjusted to move, so that more time is saved when a defect is found, the time of finding a defect position for high-precision detection is prolonged, and the speed is increased; the double-threaded rod 8 is driven to rotate by rotating the knob 21, the threaded block 9 moves to drive the arc-shaped plate 10 to move, and therefore the sliding block 16 slides on the surface of the sliding rod 17, the situation that after a low-power lens finds a visual field, the target visual field is easily lost when a high-power lens is replaced is avoided, the central position of the visual field cannot be selected, and accuracy is improved.

Furthermore, the back of arc 10 is bolted with slider 16, and the bolted slide bar 17 has between the both sides of lifting frame 7 inner wall, and the inside sliding connection of slider 16 is connected with the surface of slide bar 17, and through setting up slider 16, slider 16 slides on the surface of slide bar 17, plays the effect that plays reinforcing stability to arc 10.

Further, rubber ring 23 is installed at the top of eyepiece 11, through setting up rubber ring 23, plays the effect that has the protection to the eye.

Furthermore, the left side of the toothed frame 6 is bolted with a limiting block 18, the left side of the groove body 3 is provided with a limiting groove 19, the limiting block 18 is in sliding connection with the limiting groove 19, and the purpose of preventing deviation is achieved by arranging the limiting block 18 when the toothed frame 6 vertically moves.

Furthermore, the top of the lifting frame 7 is embedded with a transparent plate 20, the right end of the double-threaded rod 8 penetrates through the right side of the lifting frame 7 and is bolted with a knob 21, and the transparent plate 20 is arranged to conveniently penetrate through the arc-shaped plate 10.

Further, cushion 22 is all installed in the four corners of backup pad 2 bottom, and through setting up cushion 22, the device of being convenient for strengthens frictional force, reduces the effect of probability of skidding.

The working principle is as follows: the rotating disc 13 is switched to the low power mirror 14 or the high power mirror 15 for use according to requirements, the motor 4 is started, the motor 4 drives the gear 5 to rotate, the gear frame 6 can be driven to vertically move, and therefore the lifting frame 7 is adjusted to move;

the knob 21 is turned to rotate the double threaded rod 8, the threaded block 9 moves to move the arc plate 10, and the sliding block 16 slides on the surface of the sliding rod 17.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A conversion device for reducing the conversion time of a large-view lens and a small-view lens comprises a bottom plate (1), and is characterized in that: the top of bottom plate (1) has been bolted and has been connected backup pad (2), cell body (3) have been seted up to the inside of backup pad (2), the back of cell body (3) is embedded to have motor (4), the output end of motor (4) has been bolted and has been connected gear (5), the inside sliding connection of cell body (3) has tooth frame (6), and the left side of tooth frame (6) inner wall meshes with the left side of gear (5), the right side of tooth frame (6) has been bolted and has been connect lift frame (7), install double-threaded rod (8) between the both sides of lift frame (7) inner wall, the equal threaded connection in both sides on double-threaded rod (8) surface has thread block (9), the back of thread block (9) has been bolted and has been connected arc (10), the top of backup pad (2) has been bolted and has roof (24), the internally mounted of roof (24) has eyepiece (11), the right side of roof (24) has been bolted and has been connected cylinder (12), the lower extreme of cylinder (12) articulates there is rolling disc (13), the left side of rolling disc (13) bottom is embedded to have low power mirror (14), the right side of rolling disc (13) bottom is embedded to have high power mirror (15).

2. The apparatus for converting conversion time of a large-and-small-field-of-view lens according to claim 1, wherein: the back of the arc-shaped plate (10) is bolted with a sliding block (16), a sliding rod (17) is bolted between two sides of the inner wall of the lifting frame (7), and the surface of the sliding rod (17) is in sliding connection with the inside of the sliding block (16).

3. The apparatus for converting conversion time of a large-and-small-field-of-view lens according to claim 1, wherein: and a rubber ring (23) is arranged at the top of the ocular (11).

4. The apparatus for converting conversion time of a large-and-small-field-of-view lens according to claim 1, wherein: the left side of the tooth frame (6) is bolted with a limiting block (18), the left side of the groove body (3) is provided with a limiting groove (19), and the limiting block (18) is in sliding connection with the limiting groove (19).

5. The apparatus for converting conversion time of a large-and-small-field-of-view lens according to claim 1, wherein: the top of lifting frame (7) is embedded to have transparent plate (20), the right-hand member of double threaded rod (8) runs through the right side of lifting frame (7) and has bolted connection knob (21).

6. The apparatus for converting conversion time of a large-and-small-field-of-view lens according to claim 1, wherein: four corners of the bottom of the supporting plate (2) are provided with soft pads (22).