CN208872327U - A kind of electronic adjustable slit - Google Patents
A kind of electronic adjustable slit Download PDFInfo
- Publication number
- CN208872327U CN208872327U CN201821736550.XU CN201821736550U CN208872327U CN 208872327 U CN208872327 U CN 208872327U CN 201821736550 U CN201821736550 U CN 201821736550U CN 208872327 U CN208872327 U CN 208872327U
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- slit
- screw rod
- fixedly connected
- guide rail
- electronic adjustable
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Abstract
The utility model discloses a kind of electronic adjustable slits, including guide rail, the guide rail slidably connects dynamic slit, the guide rail, which is fixedly connected with, corresponding with the dynamic slit determines slit, the dynamic slit is fixedly connected with nut, the nut is connected with screw rod, the output shaft of the screw rod connection motor.The utility model has the beneficial effects that being adjusted using closely-pitched screw rod, movement is comfortable；It is easy to control using motorized adjustment；By photoelectric position limit, it can be achieved that automatically controlling；With tension spring, backlash influence can be reduced；Interface block is standard interface, versatile.
Description
Technical field
The utility model relates to adjustable slit technical fields, it particularly relates to a kind of electronic adjustable slit.
Background technique
When the mechanisms such as colleges and universities, research institute, factory are used to carry out optic test R&D work, need to use adjustable slit
Light is adjusted.Adjustable slit is the important component of optics scientific research apparatus.
Existing adjustable slit Adjustment precision is low, and operation is not easy, and is limited by mechanical structure, direction of motion upper limit effect
It is bad.
For the problems in the relevant technologies, currently no effective solution has been proposed.
Utility model content
For above-mentioned technical problem in the related technology, the utility model proposes a kind of electronic adjustable slit, Adjustment precisions
It is high, easy to control, and there is good limit effect in the movement direction.
To realize the above-mentioned technical purpose, the technical solution of the utility model is achieved in that
A kind of electronic adjustable slit, including guide rail, the guide rail slidably connect dynamic slit, and the guide rail is fixedly connected with
Corresponding with the dynamic slit to determine slit, the dynamic slit is fixedly connected with nut, and the nut is connected with screw rod, the spiral shell
The output shaft of bar connection motor.
Further, the motor is fixedly connected on motor plate, and gear is provided between the motor plate and the guide rail
Plate, the motor plate are fixedly connected with the baffle by two connecting columns.
Further, the guide rail includes upper rail seat and lower guideway seat, and the upper rail seat and the lower guideway seat are each
It is fixedly connected with a connecting column, the upper rail seat and the lower guideway seat are symmetrical arranged about the screw rod.
Further, the dynamic slit and it is described determine slit and be respectively positioned between the upper rail seat and the lower guideway seat,
It is provided with dovetail boss on the dynamic slit, the dovetail groove being slidably matched with the dovetail boss is provided on the guide rail.
Further, the dynamic slit passes through the tension spring being disposed there between with the baffle and is connected.
Further, it is fixedly connected with light bar on the nut, two and the light bar are arranged at intervals on the guide rail
Corresponding optoelectronic switch.
Further, the screw rod is connected with bearing block by bearing, and the bearing block is fixedly connected on the baffle.
Further, the screw rod is closely-pitched screw rod.
Further, the screw rod connects the output shaft of motor by shaft coupling.
Further, the motor is connected with interface block, and the interface block is fixedly connected on motor plate.
The utility model has the beneficial effects that being adjusted using closely-pitched screw rod, movement is comfortable；It is easy to control using motorized adjustment；
By photoelectric position limit, it can be achieved that automatically controlling；With tension spring, backlash influence can be reduced；Interface block is standard interface, versatility
By force.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.
Fig. 1 is the front view of the electronic adjustable slit according to the utility model embodiment；
Fig. 2 is the side view of the electronic adjustable slit according to the utility model embodiment；
Fig. 3 is the top view of the electronic adjustable slit according to the utility model embodiment；
Fig. 4 is the schematic perspective view of the electronic adjustable slit according to the utility model embodiment；
Fig. 5 is the structural schematic diagram for determining slit of the utility model；
Fig. 6 is the structural schematic diagram of the dynamic slit of the utility model；
Fig. 7 is the structural schematic diagram of the connecting column of the utility model.
In figure: 1, motor；2, interface block；3, motor plate；4, shaft coupling；5, bearing block；6, optoelectronic switch；7, slit is moved；
8, upper rail seat；9, determine slit；10, lower guideway seat；11, screw rod；12, nut；13, light bar；14, tension spring；15, baffle；16, even
Connect column；17, dovetail groove.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art's every other embodiment obtained, all belongs to
In the range of the utility model protection.
As shown in figs. 1-7, a kind of electronic adjustable slit according to the utility model embodiment, including guide rail, it is described
Guide rail slidably connects dynamic slit 7, the guide rail be fixedly connected with it is corresponding with the dynamic slit 7 determine slit 9, it is described move it is narrow
Seam 7 is fixedly connected with nut 12, and the nut 12 is connected with screw rod 11, and the screw rod 11 connects the output shaft of motor 1.
In a specific embodiment of the utility model, the motor 1 is fixedly connected on motor plate 3, the motor
Baffle 15 is provided between plate 3 and the guide rail, the motor plate 3 is fixedly connected with the baffle 15 by two connecting columns 6.
In a specific embodiment of the utility model, the guide rail includes upper rail seat 8 and lower guideway seat 10, described
Upper rail seat 8 and the lower guideway seat 10 are respectively fixedly connected with a connecting column 6, the upper rail seat 8 and it is described under lead
Rail chair 10 is symmetrical arranged about the screw rod 11.
In a specific embodiment of the utility model, the dynamic slit 7 and described determine slit 9 and be respectively positioned on described to lead
Between rail chair 8 and the lower guideway seat 10, be provided with dovetail boss on the dynamic slit 7, be provided on the guide rail with it is described
The dovetail groove 17 that dovetail boss is slidably matched.
In a specific embodiment of the utility model, the dynamic slit 7 is with the baffle 15 by being arranged in the two
Between tension spring 14 be connected.
In a specific embodiment of the utility model, light bar 13, the guide rail are fixedly connected on the nut 12
On be arranged at intervals with two optoelectronic switches 6 corresponding with the light bar 13.
In a specific embodiment of the utility model, the screw rod 11 is connected with bearing block 5, the axis by bearing
Seat 5 is held to be fixedly connected on the baffle 15.
In a specific embodiment of the utility model, the screw rod 11 is closely-pitched screw rod.
In a specific embodiment of the utility model, the screw rod 11 connects the output of motor 1 by shaft coupling 4
Axis.
In a specific embodiment of the utility model, the motor 1 is connected with interface block 2, and the interface block 2 is fixed
It is connected on motor plate 3.
In order to facilitate the above-mentioned technical proposal for understanding the utility model, below by way of specifically used mode to the utility model
Above-mentioned technical proposal be described in detail.
The conventional technical means such as welding can be used, is bolted in the mode described in the utility model that is fixedly connected, and sliding connects
The conventional technical means such as sliding slot, linear bearing can be used in the mode of connecing.
Electronic adjustable slit described in the utility model includes screw rod 11, and screw rod 11 passes through bearing, pressing ring, locking mother and axis
The connection of seat 5 is held, bearing block 5 is fixed on baffle 15 by soket head cap screw.Nut 12 is flexibly connected on screw rod 11, nut 12 is solid
Fixed to connect dynamic slit 7 and light bar 13, screw rod 11 connects the output shaft of motor 1 by shaft coupling 4, and motor 1 is fixed on motor plate 3
On, motor plate 3 is fixed on two connecting columns 16, and there is screw thread on 16 head of connecting column, and upper rail seat 8 and lower guideway seat 10 respectively connect
A piece connecting column 16, and by about screw rod 11 it is symmetrical in the form of be fixed on baffle 15, upper rail seat 8 and lower guideway seat 10 are solid
Determine slit 9.There are dovetail boss in dynamic about 7 two sides of slit, and dovetail boss is respectively and on upper rail seat 8 and lower guideway seat 10
Dovetail groove 17 is slidably connected.Tension spring 14 is connected between baffle 15 and dynamic slit 7, there is an elongated counterbore at the center of baffle 15, sinks
There is a circular through hole at hole center, and through-hole diameter is greater than elongated counterbore width, and straight pin rides over counterbore behind one end of tension spring 14
Place, the other end of tension spring 14 are fixed on dynamic slit 7 by straight pin.Two optoelectronic switches 6 are fixed on upper rail seat 8 to fill respectively
When left and right limits, when being moved under the action of nut 12 is in screw rod 11, will drive dynamic slit 7 and move, thus control dynamic slit 7 with
The slit size for determining slit 9, movement stops after light bar 13 enters 6 region of optoelectronic switch, can play safety protection function.
1 input shaft of motor can fix handwheel, 3 side of motor plate can fixed interface seat 2, interface block 2 connect with motor 1, connects for facilitating
Connect external control system., it can be achieved that automatic control to motor 1 after external control system is connect with optoelectronic switch 6.
When specifically used, motor 1 drives screw rod 11 to rotate, and nut 12 moves in a straight line, and nut 12 drives dynamic slit 7 to transport
It is dynamic, move slit 7 to 9 direction of slit is determined, slit closure.Followed by dynamic slit 7 determines the movement of slit 9 to separate, until
Required slit size is stopped.
In conclusion high, easy to control with Adjustment precision is superior by means of the above-mentioned technical proposal of the utility model
The optoelectronic switch of performance, especially two serves as left and right limit, and limit effect is good, and electronic adjustable slit has tension spring, can be reduced spiral shell
Female backlash with when screw drive influences.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (10)
1. a kind of electronic adjustable slit, which is characterized in that including guide rail, the guide rail is slidably connected dynamic slit (7), described to lead
Rail be fixedly connected with it is corresponding with dynamic slit (7) determine slit (9), the dynamic slit (7) is fixedly connected with nut (12),
The nut (12) is connected with screw rod (11), the output shaft of screw rod (11) connection motor (1).
2. electronic adjustable slit according to claim 1, which is characterized in that the motor (1) is fixedly connected on motor plate
(3) it on, is provided between the motor plate (3) and the guide rail baffle (15), the motor plate (3) passes through two connecting columns
(16) baffle (15) are fixedly connected with.
3. electronic adjustable slit according to claim 2, which is characterized in that the guide rail include upper rail seat (8) and under
Track base (10), the upper rail seat (8) and the lower guideway seat (10) are respectively fixedly connected with a connecting column (16), institute
Upper rail seat (8) and the lower guideway seat (10) is stated to be symmetrical arranged about the screw rod (11).
4. electronic adjustable slit according to claim 3, which is characterized in that the dynamic slit (7) and described determine slit (9)
It is respectively positioned between the upper rail seat (8) and the lower guideway seat (10), is provided with dovetail boss, institute on the dynamic slit (7)
State the dovetail groove (17) for being provided on guide rail and being slidably matched with the dovetail boss.
5. electronic adjustable slit according to claim 2, which is characterized in that the dynamic slit (7) and the baffle (15)
It is connected by the tension spring (14) being disposed there between.
6. electronic adjustable slit according to claim 1, which is characterized in that be fixedly connected with light bar on the nut (12)
(13), two optoelectronic switches (6) corresponding with the light bar (13) are arranged at intervals on the guide rail.
7. electronic adjustable slit according to claim 2, which is characterized in that the screw rod (11) is connected with axis by bearing
It holds seat (5), the bearing block (5) is fixedly connected on the baffle (15).
8. electronic adjustable slit according to claim 1, which is characterized in that the screw rod (11) is closely-pitched screw rod.
9. electronic adjustable slit according to claim 1, which is characterized in that the screw rod (11) is connected by shaft coupling (4)
Connect the output shaft of motor (1).
10. electronic adjustable slit according to claim 1, which is characterized in that the motor (1) is connected with interface block (2),
The interface block (2) is fixedly connected on motor plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821736550.XU CN208872327U (en) | 2018-10-25 | 2018-10-25 | A kind of electronic adjustable slit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821736550.XU CN208872327U (en) | 2018-10-25 | 2018-10-25 | A kind of electronic adjustable slit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208872327U true CN208872327U (en) | 2019-05-17 |
Family
ID=66470820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821736550.XU Active CN208872327U (en) | 2018-10-25 | 2018-10-25 | A kind of electronic adjustable slit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208872327U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111442839A (en) * | 2020-04-10 | 2020-07-24 | 中国科学院西安光学精密机械研究所 | Device capable of switching optical slits on line |
-
2018
- 2018-10-25 CN CN201821736550.XU patent/CN208872327U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111442839A (en) * | 2020-04-10 | 2020-07-24 | 中国科学院西安光学精密机械研究所 | Device capable of switching optical slits on line |
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