CN207181786U - A kind of large aperture industrial lens - Google Patents
A kind of large aperture industrial lens Download PDFInfo
- Publication number
- CN207181786U CN207181786U CN201720948460.6U CN201720948460U CN207181786U CN 207181786 U CN207181786 U CN 207181786U CN 201720948460 U CN201720948460 U CN 201720948460U CN 207181786 U CN207181786 U CN 207181786U
- Authority
- CN
- China
- Prior art keywords
- lens
- overcoat
- large aperture
- lens barrel
- protective ring
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of large aperture industrial lens, including lens barrel, hole piece, lens and lens mount, lens barrel is in hollow cylindrical shape, hole piece and lens are sequentially arranged in lens barrel, the rear end of lens barrel is connected with lens mount spiral, the first overcoat is arranged with the lateral surface of the lens mount, the small-bore stomidium of the first overcoat, which coordinates, to be set on the front end external annulus of lens mount and be provided with external screw thread；The second overcoat is arranged with the lateral surface of lens barrel, the second overcoat is connected on the external screw thread of the first overcoat by rear end internal thread spiral；The front end radial direction convex of second overcoat has protective ring, and protective ring outer face indent has the accommodating groove of annular, axially offers bar shaped perforate on protective ring, semicircle bayonet socket is distributed with perforate；The protective plate of annular is movably equipped with accommodating groove, is radially connected with push rod on protective plate, push rod is located in one of semicircle bayonet socket of the strip gab of protective ring.The utility model makes large aperture industrial lens use range wide, maintenance, changes conveniently.
Description
Technical field
The invention belongs to NI Vision Builder for Automated Inspection field, and in particular to a kind of large aperture industrial lens.
Background technology
The basic function of industrial lens is exactly to realize optical beam transformation, and in NI Vision Builder for Automated Inspection, the main function of camera lens is
By target imaging on the photosurface of imaging sensor.The quality of camera lens directly influences the overall performance of NI Vision Builder for Automated Inspection,
Camera lens is reasonably selected and installed, is the important step of Machine Vision System Design.
Then, in actual use, working environment is complex for industrial lens, therefore for the guarantor of industrial lens
Shield, particularly large aperture industrial lens, it appears particularly important.
Utility model content
The purpose of this utility model is to provide a kind of large aperture industrial lens, is realized particular by following technical scheme
's：
A kind of large aperture industrial lens, including lens barrel, hole piece, lens and lens mount, lens barrel are in hollow cylindrical shape, hole piece
It is sequentially arranged at lens in lens barrel, the rear end of lens barrel is connected with lens mount spiral, and is arranged with the lateral surface of the lens mount
One overcoat, the first overcoat are in ladder circle tubular, and as one end small-bore other end is the ladder tubular of large aperture, the first overcoat
Small-bore stomidium, which coordinates, to be set on the front end external annulus of lens mount, and the first outer casing outer wall at the end of small-bore is provided with outer spiral shell
Line；
The second overcoat is arranged with the lateral surface of the lens barrel, the rear end of the second overcoat is provided with internal thread, and the second overcoat leads to
Later end internal thread spiral is connected on the external screw thread of the first overcoat；The front end radial direction convex of second overcoat has protective ring, protection
Ring outer face indent has the accommodating groove of annular, axially offers bar shaped perforate in a side wall of protective ring, three are distributed with perforate
Semicircle bayonet socket more than individual；The protective plate of annular is coaxially movably equipped with accommodating groove, push rod is radially connected with protective plate outer wall,
Push rod is located in one of semicircle bayonet socket of the strip gab of protective ring, and the external end head of push rod is provided with knob.
Further, the front end of the lens barrel is provided with through hole, and light well is coaxially provided with the piece of hole；The aperture of the through hole is big
Light well on the piece of hole, the aperture of the light well are more than 400um.
Further, a circle sealing ring is fitted with the outer face of the minor diameter nose end of first overcoat.
Further, the lens are spherical lens, and the lens barrel and lens mount are aluminium.
Further, the protective plate end footpath convex in protective ring accommodating groove has baffle ring.
Further, the distance of the hole piece and lens is less than the focal length of the lens.
Further, optical axis coincidence of the axial direction of light well with lens on the through hole and hole piece.
Further, it is coated with waterproof layer on the outer wall of first overcoat and the second overcoat.
Advantageous effects of the present utility model：
The utility model devises a kind of large aperture industrial lens, has been separately designed on lens barrel and lens cone seat outside first
Set and the second overcoat, the first overcoat and the connection of the second overcoat spiral, and the contact face of the second overcoat and the first overcoat is provided with
Sealing ring, further increase protection effect；First overcoat is connected with the second overcoat spiral, facilitates disassembly and assembly；First
The outer end of overcoat is provided with protective plate, protective plate can inside contract manually with it is overhanging, and pass through push rod and the semicircle bayonet socket on strip gab
Position restriction is realized, realizes the purpose that further protection lens barrel is needed according to environment, use is easy to operate, quick, and maintenance is more
Change conveniently.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding to of the present utility model, forms the part of the application,
The schematic description and description of the present invention is used to explain the utility model, does not form to improper limit of the present utility model
It is fixed.In the accompanying drawings：
Fig. 1 is the utility model section view.
Fig. 2 is the utility model the second jacket structure schematic diagram.
Sequence number in figure：Lens barrel 1, hole piece 2, lens 3, lens mount 4, the second overcoat 5, internal thread 51, protective plate 52, accommodating groove
53rd, semicircle bayonet socket 54, knob 55, push rod 56, the first overcoat 6.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The all other embodiment obtained, belong to the scope of the utility model protection.
Embodiment 1：Referring to Fig. 1, a kind of large aperture industrial lens, including lens barrel 1, hole piece 2, lens 3 and lens mount 4, mirror
Cylinder 1 is in hollow cylindrical shape, and hole piece 2 and lens 3 are sequentially arranged in lens barrel 1, and the rear end of lens barrel 1 is connected with the spiral of lens mount 4, institute
State and the first overcoat 6 is arranged with the lateral surface of lens mount 4, the first overcoat 6 is in ladder circle tubular, as one end small-bore other end
For the ladder tubular of large aperture, the small-bore stomidium of the first overcoat 6, which coordinates, to be set on the front end external annulus of lens mount 4, aperture
The outer wall of the first overcoat 6 at the end of footpath is provided with external screw thread；
The second overcoat 5 is arranged with the lateral surface of the lens barrel 1, referring to Fig. 2, the rear end of the second overcoat 5 is provided with internal thread
51, the second overcoat 5 is connected to by the spiral of rear end internal thread 51 on the external screw thread of first overcoat 6；The front end of second overcoat 5 is radially
Convex has protective ring, and protective ring outer face indent has the accommodating groove 53 of annular, bar shaped is axially offered in a side wall of protective ring
Perforate, the semicircle bayonet socket 54 of more than three is distributed with perforate；The protective plate 52 of annular is coaxially movably equipped with accommodating groove 53, is prevented
Push rod 56 is radially connected with the outer wall of backplate 52, push rod 56 is located at one of semicircle bayonet socket 54 of the strip gab of protective ring
Interior, the external end head of push rod 56 is provided with knob 55.
Further, the front end of the lens barrel 1 is provided with through hole 11, and light well is coaxially provided with hole piece 2；The through hole 11
Aperture is more than the light well on hole piece 2, and the aperture of the light well is more than 400um.
Further, a circle sealing ring is fitted with the outer face of the minor diameter nose end of first overcoat 6.
Further, the lens 3 are spherical lens, and the lens barrel 1 and lens mount 4 are aluminium.
Further, the end footpath convex of protective plate 52 in protective ring accommodating groove 53 has baffle ring.
Further, the distance of the hole piece 2 and lens 3 is less than the focal length of the lens 3.
Further, optical axis coincidence of the axial direction of light well with lens 3 on the through hole 11 and hole piece 2.
Further, it is coated with waterproof layer on the outer wall of the overcoat 5 of the first overcoat 6 and second.
In use, the first overcoat and the connection of the second overcoat spiral, and the second overcoat in the contact face of the first overcoat with setting
There is sealing ring, improve protection effect；First overcoat is connected with the second overcoat spiral, facilitates disassembly and assembly；First overcoat
Outer end be provided with protective plate, protective plate can inside contract manually with it is overhanging, and pass through push rod and realized with the semicircle bayonet socket on strip gab
Position restriction, the purpose that further protection lens barrel is needed according to environment is realized, use is easy to operate, quick, repairs replacing side
Just.
The advantages of general principle of the present utility model, principal character and the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the spirit and scope of the utility model is not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within claimed the scope of the utility model.
Claims (8)
1. a kind of large aperture industrial lens, including lens barrel (1), hole piece (2), lens (3) and lens mount (4), lens barrel (1) is in hollow
Cylindrical shape, hole piece (2) and lens (3) are sequentially arranged in lens barrel (1), and the rear end of lens barrel (1) is connected with lens mount (4) spiral,
It is characterized in that：The first overcoat (6) is arranged with the lateral surface of the lens mount (4), the first overcoat (6) is in ladder circle tubular,
As one end small-bore other end is the ladder tubular of large aperture, and the small-bore stomidium of the first overcoat (6), which coordinates, is set in camera lens
On the front end external annulus of seat (4), the first overcoat (6) outer wall at the end of small-bore is provided with external screw thread；
The second overcoat (5) is arranged with the lateral surface of the lens barrel (1), the rear end of the second overcoat (5) is provided with internal thread (51), the
Two overcoats (5) are connected on the external screw thread of the first overcoat (6) by rear end internal thread (51) spiral；The front end of second overcoat (5)
Radial direction convex has protective ring, and protective ring outer face indent has the accommodating groove (53) of annular, axially opened up in a side wall of protective ring
There is bar shaped perforate, the semicircle bayonet socket (54) of more than three is distributed with perforate；Annular is coaxially movably equipped with accommodating groove (53)
Protective plate (52), push rod (56) is radially connected with protective plate (52) outer wall, push rod (56) is located at the strip gab of protective ring
In one of semicircle bayonet socket (54), the external end head of push rod (56) is provided with knob (55).
A kind of 2. large aperture industrial lens according to claim 1, it is characterised in that：The front end of the lens barrel (1) is provided with
Through hole (11), hole piece are coaxially provided with light well on (2)；The aperture of the through hole (11) is more than the light well on hole piece (2), described
The aperture of light well is more than 400um.
A kind of 3. large aperture industrial lens according to claim 1, it is characterised in that：First overcoat (6) it is small straight
A circle sealing ring is fitted with the outer face of footpath nose end.
A kind of 4. large aperture industrial lens according to claim 1, it is characterised in that：The lens (3) are spherical lens,
The lens barrel (1) and lens mount (4) are aluminium.
A kind of 5. large aperture industrial lens according to claim 1, it is characterised in that：In protective ring accommodating groove (53)
Protective plate (52) end footpath convex have baffle ring.
A kind of 6. large aperture industrial lens according to claim 1, it is characterised in that：The hole piece (2) and lens (3)
Distance be less than the lens (3) focal length.
A kind of 7. large aperture industrial lens according to claim 2, it is characterised in that：The through hole (11) and hole piece (2)
Optical axis coincidence of the axial direction of upper light well with lens (3).
A kind of 8. large aperture industrial lens according to claim 1, it is characterised in that：First overcoat (6) and second
Waterproof layer is coated with the outer wall of overcoat (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720948460.6U CN207181786U (en) | 2017-08-01 | 2017-08-01 | A kind of large aperture industrial lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720948460.6U CN207181786U (en) | 2017-08-01 | 2017-08-01 | A kind of large aperture industrial lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207181786U true CN207181786U (en) | 2018-04-03 |
Family
ID=61744912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720948460.6U Expired - Fee Related CN207181786U (en) | 2017-08-01 | 2017-08-01 | A kind of large aperture industrial lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207181786U (en) |
-
2017
- 2017-08-01 CN CN201720948460.6U patent/CN207181786U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180403 Termination date: 20180801 |