CN212747711U - Lens depth of parallelism detection device - Google Patents
Lens depth of parallelism detection device Download PDFInfo
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- CN212747711U CN212747711U CN202022240539.8U CN202022240539U CN212747711U CN 212747711 U CN212747711 U CN 212747711U CN 202022240539 U CN202022240539 U CN 202022240539U CN 212747711 U CN212747711 U CN 212747711U
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- rigid coupling
- parallelism
- fixedly connected
- shell
- lead screw
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- 238000001514 detection method Methods 0.000 title claims abstract description 19
- 230000008878 coupling Effects 0.000 claims description 33
- 238000010168 coupling process Methods 0.000 claims description 33
- 238000005859 coupling reaction Methods 0.000 claims description 33
- 241000237983 Trochidae Species 0.000 claims description 13
- 239000000428 dust Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 5
- 239000012535 impurity Substances 0.000 abstract description 10
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 230000001174 ascending effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 6
- 238000013016 damping Methods 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a lens parallelism detection device, which belongs to the technical field of detection devices and comprises a shell, wherein a display screen is installed on the shell, a first accommodating cavity is formed in the shell, the top of the outer side wall of the first accommodating cavity is rotatably connected with a baffle through a volute spiral spring, a fastening block is fixedly connected onto the baffle, a reciprocating lead screw is rotatably connected into the first accommodating cavity through a bearing, two ends of the reciprocating lead screw are fixedly connected with two worms, the two worms are meshed with two turbines, and the turbines are fixedly connected onto two fixed rods; be connected with two turbines through two worm meshes for when the motor drives reciprocal lead screw pivoted, drive the turbine and rotate, turn into the ascending rotation of vertical side with the rotation in the horizontal direction, make the transmission of whole device reasonable, it is rotatory to utilize the rotation of turbine to drive the fan, makes impurity in the air blow off and holds the chamber one and guarantee at the in-process that the depth of parallelism detected, and impurity in the air can not influence the detection of depth of parallelism.
Description
Technical Field
The utility model belongs to the technical field of detection device, concretely relates to lens depth of parallelism detection device.
Background
The parallelism degree evaluates the parallel state between straight lines, between planes or between the straight lines and the planes, wherein one straight line or plane is an evaluation reference, the straight line can be a straight line part or a straight line motion track of the tested sample, and the plane can be a plane formed by a plane part or a motion track of the tested sample.
At present, common lens quality is mainly weighed according to the depth of parallelism between the lens, and what traditional depth of parallelism detection device adopted is that laser detects, because the lens has refraction effect and makes the quality that laser detected not high, and the detection of the depth of parallelism is influenced easily in the vibrations of impurity in the air and desktop, has certain drawback.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a lens depth of parallelism detection device to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a lens depth of parallelism detection device, includes the casing, install the display screen on the casing, and casing inside has been seted up and has been held chamber one, the top that holds a chamber lateral wall is rotated through volute spiral spring and is connected with the baffle, and the rigid coupling has the fastening block on the baffle, hold the intracavity and rotate through the bearing and be connected with reciprocal lead screw, and the both ends and two worm rigid couplings of reciprocal lead screw, and two worm meshes and be connected with two turbines, the turbine rigid coupling is on two dead levers, and the one end of dead lever rotates the top of connecting in holding chamber one, the other end of dead lever and the bottom rigid coupling of fan.
The scheme is as follows: the motor may be of the type 50 KTYZ.
As a preferred embodiment, a fixing plate is fixedly connected in the first accommodating cavity, a sliding groove is formed in the fixing plate, a sliding plate is connected in the sliding groove in a sliding mode, the top of the sliding plate is fixedly connected with a pull handle, the fixing plate and the sliding plate are made of breathable materials, and the bottom of the fixing plate is fixedly connected with the top of a dust screen.
As a preferred embodiment, the last screw drive of reciprocal lead screw is connected with the nut, and the bottom of nut and ultrasonic ranging ware's bottom rigid coupling, the top of nut and the bottom rigid coupling of fixed block, and fixed block sliding connection is on the slide bar, the both ends rigid coupling of slide bar is on holding the inside wall that holds chamber one, the one end of reciprocal lead screw runs through to hold the chamber and extends to holding the output shaft rigid coupling with the motor in the chamber two in the lump, the top rigid coupling of motor and fixing base, and the fixing base rigid coupling is in the bottom that holds chamber two.
As a preferred embodiment, the bottom of casing and the top rigid coupling of upper slide, and all rotate on two lateral walls of upper slide and be connected with a set of gyro wheel, and gyro wheel roll connection is on the inside wall of stopper.
As a preferred embodiment, the bottom of the upper sliding plate is fixedly connected with the top of the top shell, the top of the inner side wall of the top shell is elastically connected with the top of the i-shaped block through a fastening spring, the i-shaped block penetrates through the top shell and extends into the bottom shell, and the i-shaped block is elastically connected with the bottom of the inner side wall of the bottom shell through the fastening spring.
As a preferred embodiment, the bottom of drain pan lateral wall and the top rigid coupling of lower slide, and the lower slide passes through the gyro wheel roll connection on the inside wall of stopper, the bottom rigid coupling of lower slide has magnet, and the bottom of stopper inside wall also rigid coupling has magnet, and the opposite face of two magnets is the opposite polarity.
Compared with the prior art, the utility model provides a lens depth of parallelism detection device includes following beneficial effect at least:
(1) the two worm gears are connected with the motor in a meshed mode, so that the motor drives the reciprocating screw rod to rotate and simultaneously drives the worm gears to rotate, the rotation in the horizontal direction is converted into the rotation in the vertical direction, the transmission of the whole device is reasonable, the rotation of the worm gears drives the fan to rotate, and impurities in the air are blown out of the accommodating cavity to ensure that the impurities in the air cannot influence the detection of the parallelism in the parallelism detection process;
(2) the worker-shaped block runs through the top shell and extends to the bottom shell, and the worker-shaped block is elastically connected to the bottom of the inner side wall of the bottom shell through the fastening spring, so that when external vibration drives the limiting block to vibrate, the lower sliding plate is driven to move, the lower sliding plate extrudes the bottom shell to drive the bottom shell to move upwards, the worker-shaped block is made to move upwards through the fastening spring, under the damping action of the fastening spring, the vibration amplitude of the upper sliding plate is smaller, and the measurement is more accurate.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic sectional view of the housing of the present invention;
FIG. 3 is a schematic structural view of the connection between the upper slide plate and the lower slide plate of the present invention;
fig. 4 is a schematic structural view of the connection between the worm and the worm wheel of the present invention.
In the figure: 1. a housing; 2. a display screen; 3. a first accommodating cavity; 4. a volute spiral spring; 5. a baffle plate; 6. a fastening block; 7. a bearing; 8. a reciprocating screw; 9. a worm; 10. a turbine; 11. fixing the rod; 12. a fan; 13. a fixing plate; 14. a chute; 15. a slide plate; 16. pulling a handle; 17. a dust screen; 18. a vent hole; 19. a nut; 20. an ultrasonic range finder; 21. a fixed block; 22. a slide bar; 23. a second accommodating cavity; 24. a motor; 25. a fixed seat; 26. an upper slide plate; 27. a roller; 28. a limiting block; 29. a top shell; 30. a fastening spring; 31. a H-shaped block; 32. a bottom case; 33. a lower slide plate; 34. and a magnet.
Detailed Description
The present invention will be further described with reference to the following examples.
The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention. The condition in the embodiment can be further adjusted according to concrete condition the utility model discloses a it is right under the design prerequisite the utility model discloses a simple improvement of method all belongs to the utility model discloses the scope of claiming.
Referring to fig. 1-4, the utility model provides a lens parallelism detection device, which comprises a housing 1, wherein a display screen 2 is installed on the housing 1, a first accommodating cavity 3 is formed inside the housing 1, the top of the outer side wall of the first accommodating cavity 3 is rotatably connected with a baffle 5 through a volute spiral spring 4, the baffle 5 is fixedly connected with a fastening block 6, a reciprocating lead screw 8 is rotatably connected in the first accommodating cavity 3 through a bearing 7, two ends of the reciprocating lead screw 8 are fixedly connected with two worms 9, the two worms 9 are engaged with two turbines 10, the turbines 10 are fixedly connected onto two fixing rods 11, one end of each fixing rod 11 is rotatably connected to the top of the first accommodating cavity 3, and the other end of each fixing rod 11 is fixedly connected with the bottom of a fan 12 (see fig. 1, 2 and 4); be connected with two turbines 10 through two worm 9 meshes for motor 24 drives reciprocal lead screw 8 pivoted in, drives turbine 10 and rotates, turns into the ascending rotation of vertical side with the rotation on the horizontal direction, makes the transmission of integrated device reasonable, and the rotation that utilizes turbine 10 drives fan 12 rotatory, makes impurity in the air blow off and holds chamber 3 and ensure at the in-process that the depth of parallelism detected, and impurity in the air can not influence the detection of depth of parallelism.
A fixing plate 13 is fixedly connected in the first accommodating cavity 3, a sliding groove 14 is formed in the fixing plate 13, a sliding plate 15 is connected in the sliding groove 14 in a sliding mode, the top of the sliding plate 15 is fixedly connected with a pull handle 16, the fixing plate 13 and the sliding plate 15 are made of breathable materials, and the bottom of the fixing plate 13 is fixedly connected with the top of a dust screen 17 (see fig. 1 and 2); the material through fixed plate 13 and slide 15 is ventilative material, and the bottom of fixed plate 13 and the top rigid coupling of dust screen 17 for impurity in the air can blow on dust screen 17, utilize dust screen 17 to make impurity in the air can not enter into through fixed plate 13 and slide 15 and hold chamber 3 in simultaneously, prevent that the dust from influencing ultrasonic range finding, make the accurate distance between measuring different positions of ultrasonic wave and nut 19, and then judge the depth of parallelism on lens surface.
A nut 19 is connected to the reciprocating screw rod 8 in a spiral transmission mode, the bottom of the nut 19 is fixedly connected with the bottom of the ultrasonic range finder 20, the top of the nut 19 is fixedly connected with the bottom of a fixing block 21, the fixing block 21 is connected to a sliding rod 22 in a sliding mode, two ends of the sliding rod 22 are fixedly connected to the inner side wall of the first accommodating cavity 3, one end of the reciprocating screw rod 8 penetrates through the first accommodating cavity 3 and extends into the second accommodating cavity 23 to be fixedly connected with an output shaft of a motor 24, the motor 24 is fixedly connected with the top of a fixing seat 25, and the fixing seat 25 is fixedly connected to the bottom; one end of the reciprocating lead screw 8 penetrates through the first accommodating cavity 3 and extends into the second accommodating cavity 23 to be fixedly connected with an output shaft of the motor 24, so that the reciprocating lead screw 8 is more stably connected, the reciprocating lead screw 8 can be driven to rotate through the rotation of the motor 24, and the transmission of the whole device is more stable.
The bottom of the shell 1 is fixedly connected with the top of an upper sliding plate 26, a group of rollers 27 are rotatably connected to both side walls of the upper sliding plate 26, and the rollers 27 are connected to the inner side walls of a limiting block 28 in a rolling manner (see fig. 1, 2 and 3); all rotate on two lateral walls through top slide 26 and be connected with a set of gyro wheel 27 for top slide 26 when removing and stopper 28 between frictional force reduce, make top slide 26's shock attenuation effect better, make ultrasonic ranging's data more accurate, and then make the measurement of lens depth of parallelism more accurate.
The bottom of the upper sliding plate 26 is fixedly connected with the top of the top shell 29, the top of the inner side wall of the top shell 29 is elastically connected with the top of the I-shaped block 31 through the fastening spring 30, the I-shaped block 31 penetrates through the top shell 29 and extends into the bottom shell 32, and the I-shaped block 31 is elastically connected with the bottom of the inner side wall of the bottom shell 32 through the fastening spring 30 (see fig. 3); run through top shell 29 and extend to in the drain pan 32 through worker-shaped block 31, and worker-shaped block 31 passes through the bottom of fastening spring 30 elastic connection at the drain pan 32 inside wall for when outside vibrations drive stopper 28 vibrations, drive slide 33 and remove down, slide 33 extrusion drain pan 32 drives drain pan 32 upward movement, make worker-shaped block 31 upward movement through fastening spring 30, under fastening spring 30's damping effect, the vibration amplitude of upper slide 26 is littleer, makes to measure more accurately.
The bottom of the outer side wall of the bottom shell 32 is fixedly connected with the top of the lower sliding plate 33, the lower sliding plate 33 is connected with the inner side wall of the limiting block 28 through the roller 27 in a rolling manner, the bottom of the lower sliding plate 33 is fixedly connected with a magnet 34, the bottom of the inner side wall of the limiting block 28 is also fixedly connected with a magnet 34, and the opposite surfaces of the two magnets 34 are opposite magnetic poles (see fig. 3); there is magnet 34 through the bottom rigid coupling of lower slide 33, and the bottom of stopper 28 inside wall also rigid coupling has magnet 34, and the opposite face of two magnet 34 is opposite polarity for lower slide 33 breaks away from the contact with the bottom of stopper 28, makes the damping effect of integrated device better, and measured data is more accurate, makes the detection of lens depth of parallelism more accurate.
When the device is used, the whole device is assembled, the baffle plate 5 is opened, the pull handle 16 is pulled to enable the sliding plate 15 to slide out of the accommodating cavity I3, the lens is placed on the sliding plate 15, the baffle plate 5 is pushed into the accommodating cavity I3, the motor 24 is opened, the motor 24 drives the reciprocating screw 8 to rotate and simultaneously drives the turbine 10 to rotate, the rotation in the horizontal direction is converted into the rotation in the vertical direction, the transmission of the whole device is reasonable, the fan 12 is driven to rotate by the rotation of the turbine 10, impurities in the air are blown out of the accommodating cavity I3 to ensure that the detection of the parallelism cannot be influenced in the process of detecting the parallelism, the H-shaped block 31 penetrates through the top shell 29 and extends into the bottom shell 32, the H-shaped block 31 is elastically connected to the bottom of the inner side wall of the bottom shell 32 through the fastening spring 30, and the lower sliding plate 33 is driven to, lower slide 33 extrusion drain pan 32 drives drain pan 32 upward movement, make I-shaped piece 31 upward movement through fastening spring 30, under fastening spring 30's damping effect, upper slide 26's vibration range is littleer, lower slide 33's bottom rigid coupling has magnet 34, and the also rigid coupling in bottom of stopper 28 inside wall has magnet 34, and the opposite face of two magnet 34 is opposite magnetic pole, make lower slide 33 and stopper 28's bottom break away from the contact, make overall device's shock attenuation effect better, measured data is more accurate.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A lens parallelism detection apparatus, comprising a housing (1), characterized in that: install display screen (2) on casing (1), and casing (1) is inside to have seted up and to hold chamber (3), the top that holds chamber (3) lateral wall rotates through volute spiral spring (4) and is connected with baffle (5), and the rigid coupling has fastening block (6) on baffle (5), it is connected with reciprocal lead screw (8) to rotate through bearing (7) in holding chamber (3), and the both ends and two worm (9) rigid couplings of reciprocal lead screw (8), and two worm (9) meshes and is connected with two turbines (10), turbine (10) rigid coupling is on two dead levers (11), and the one end of dead lever (11) rotates and connects at the top that holds chamber (3), the other end and the bottom rigid coupling of fan (12) of dead lever (11).
2. The apparatus for inspecting parallelism of a lens of claim 1, wherein: the chamber (3) is fixedly connected with a fixing plate (13), the fixing plate (13) is provided with a sliding groove (14), the sliding groove (14) is internally connected with a sliding plate (15), the top of the sliding plate (15) is fixedly connected with a pull handle (16), the fixing plate (13) and the sliding plate (15) are made of breathable materials, and the bottom of the fixing plate (13) is fixedly connected with the top of a dust screen (17).
3. The apparatus for inspecting parallelism of a lens of claim 1, wherein: screw drive is connected with nut (19) on reciprocal lead screw (8), and the bottom rigid coupling of the bottom of nut (19) and ultrasonic ranging ware (20), the top of nut (19) and the bottom rigid coupling of fixed block (21), and fixed block (21) sliding connection on slide bar (22), the both ends rigid coupling of slide bar (22) is on the inside wall that holds chamber one (3), the one end of reciprocal lead screw (8) runs through and holds chamber one (3) and extend to the output shaft rigid coupling that holds in chamber two (23) and motor (24), the top rigid coupling of motor (24) and fixing base (25), and fixing base (25) rigid coupling is in the bottom that holds chamber two (23).
4. The apparatus for inspecting parallelism of a lens of claim 1, wherein: the bottom of casing (1) and the top rigid coupling of top slide (26), and all rotate on two lateral walls of top slide (26) and be connected with a set of gyro wheel (27), and gyro wheel (27) roll connection is on the inside wall of stopper (28).
5. The apparatus for inspecting parallelism of lenses according to claim 4, wherein: the bottom of the upper sliding plate (26) is fixedly connected with the top of the top shell (29), the top of the inner side wall of the top shell (29) is elastically connected with the top of the I-shaped block (31) through a fastening spring (30), the I-shaped block (31) penetrates through the top shell (29) and extends into the bottom shell (32), and the I-shaped block (31) is elastically connected to the bottom of the inner side wall of the bottom shell (32) through the fastening spring (30).
6. The apparatus for inspecting parallelism of a lens of claim 5, wherein: bottom and the top rigid coupling of slide down (33) of drain pan (32) lateral wall, and slide down (33) pass through gyro wheel (27) roll connection on the inside wall of stopper (28), the bottom rigid coupling of slide down (33) has magnet (34), and the bottom of stopper (28) inside wall also rigid coupling has magnet (34), and the opposite face of two magnet (34) is opposite polarity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022240539.8U CN212747711U (en) | 2020-10-10 | 2020-10-10 | Lens depth of parallelism detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022240539.8U CN212747711U (en) | 2020-10-10 | 2020-10-10 | Lens depth of parallelism detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212747711U true CN212747711U (en) | 2021-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022240539.8U Expired - Fee Related CN212747711U (en) | 2020-10-10 | 2020-10-10 | Lens depth of parallelism detection device |
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| Country | Link |
|---|---|
| CN (1) | CN212747711U (en) |
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2020
- 2020-10-10 CN CN202022240539.8U patent/CN212747711U/en not_active Expired - Fee Related
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Granted publication date: 20210319 |