CN110524245A - A kind of position adjusting mechanism and infreared imaging device - Google Patents
A kind of position adjusting mechanism and infreared imaging device Download PDFInfo
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- CN110524245A CN110524245A CN201910936311.1A CN201910936311A CN110524245A CN 110524245 A CN110524245 A CN 110524245A CN 201910936311 A CN201910936311 A CN 201910936311A CN 110524245 A CN110524245 A CN 110524245A
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- 230000007246 mechanism Effects 0.000 title claims abstract description 34
- 238000003384 imaging method Methods 0.000 title claims abstract description 15
- 239000003921 oil Substances 0.000 claims description 10
- 238000003860 storage Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000010687 lubricating oil Substances 0.000 claims description 4
- 230000001050 lubricating effect Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 21
- 238000005452 bending Methods 0.000 abstract description 14
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 230000005693 optoelectronics Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- 239000007787 solid Substances 0.000 description 3
- 244000138939 Ricinodendron heudelotii Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/30—Transforming light or analogous information into electric information
- H04N5/33—Transforming infrared radiation
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Abstract
The invention belongs to optoelectronic device technical field, a kind of position adjusting mechanism and infreared imaging device are disclosed.Position adjusting mechanism includes fixed frame, movable stand, guidance set, connection component and driving lead screw.Movable stand is located above fixed frame；The side of movable stand is connect by guidance set with fixed frame, and guidance set is moved for limiting movable stand along third direction；The axis of lead screw is driven to extend along third direction, driving lead screw is sequentially connected by the other side of connection component and movable stand, to drive movable stand to move along third direction.Connection component of the invention can make that lead screw relative movement frame is driven to move restriction distance along first direction and second direction, to discharge the bending stress generated when driving lead screw installation deviation, make that lead screw is driven to keep extending along third direction without being bent, installation accuracy requirement is reduced, production efficiency and product yield are improved.
Description
Technical field
The present invention relates to optoelectronic device technical field more particularly to a kind of position adjusting mechanisms and infreared imaging device.
Background technique
Infreared imaging device mainly pass through infrared detector and lens set cooperation realize object is issued it is invisible infrared
Energy conversion is visible thermal image.Wherein, the spacing of infrared detector and lens set mainly passes through wherein position adjusting mechanism
It is adjusted to realize.
As shown in Figure 1, the position adjusting mechanism of existing infreared imaging device mainly includes 2 ' of 1 ' of fixed frame and movable stand.
Wherein, infrared detector is mounted on 2 ' of movable stand, and lens set is mounted on 1 ' of fixed frame, and one end of 2 ' of movable stand is connected with cunning
4 ' of block, 4 ' of sliding block are plugged on 3 ' of sliding rail, and 3 ' of sliding rail is fixed on 1 ' of fixed frame along third direction, and 2 ' of movable stand substantially can not phase
2 ' of fixed frame is swung, 1 ' of frame can only be fixed relatively and moved up and down along 3 ' of sliding rail, so as to adjust 2 ''s of movable stand and 1 ' of fixed frame
Spacing.In addition, it is additionally provided with 6 ' of stepper motor and driving 5 ' of lead screw for driving 2 ' of movable stand mobile.6 ' of stepper motor is fixed
It is mounted on 1 ' of fixed frame, one end that driving 5 ' of lead screw is not connected with 6 ' of stepper motor is rotatably mounted on 1 ' of fixed frame
At 7 ' of installation position, and the axis of 5 ' of lead screw is driven to extend along third direction, to keep being parallel to each other with 3 ' of sliding rail.In 2 ' of movable stand
The other side on offer threaded hole, driving 5 ' of lead screw is plugged in threaded hole, and driving 5 ' of lead screw can drive shifting by rotation
2 ' of moving frame is close or far from 1 ' of fixed frame.
In order to guarantee that 2 ' of movable stand can be moved smoothly along third direction, needs to drive between 3 ' of 5 ' of lead screw and sliding rail and protect
It is parallel to hold height.But when practical set, since installation error is larger, it is easy to lead to the driving silk being mounted on 1 ' of fixed frame
Threaded hole center on 2 ' of 5 ' of thick stick and movable stand is not coaxial (i.e. driving 5 ' of lead screw installs deviation).At this point, driving 5 ' of lead screw peace
On 1 ' of fixed frame, driving 5 ' axis of lead screw extends along third direction, and position is fixed.And 2 ' of movable stand is plugged on driving silk
On 5 ' of thick stick, threaded hole and driving 5 ' of lead screw not coaxial (i.e. driving 5 ' of lead screw installs deviation) of 2 ' of movable stand can then make to drive lead screw
Certain bending is occurred by bending stress for 5 ', and drives the abrasion that aggravation driving 5 ' of lead screw is easy when 5 ' of lead screw rotation, reduces
Its service life.It, then can be to peace in order to guarantee that threaded hole and driving 5 ' of lead screw of 2 ' of movable stand are coaxial meanwhile when practical set
It is higher to fill required precision, and actual installation error is difficult to control, it is difficult to guarantee installation accuracy, therefore cause production efficiency low,
Product yield is difficult to ensure.
Therefore, it is urgent to provide a kind of position adjusting mechanism and infreared imaging devices, can discharge driving lead screw installation deviation
When the bending stress that generates, make that lead screw is driven to keep extending along third direction without being bent, and then reduce driving lead screw
Installation accuracy requirement, improves the yields of production efficiency and product.
Summary of the invention
An object of the present invention is to provide a kind of position adjusting mechanism, production when can discharge driving lead screw installation deviation
Raw bending stress makes that lead screw is driven to keep extending along third direction without being bent, and then reduces the installation of driving lead screw
Required precision improves the yields of production efficiency and product.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of position adjusting mechanism, comprising:
Fixed frame；
Movable stand is located above the fixed frame；
The side of guidance set, the movable stand is connect by the guidance set with the fixed frame, the guiding group
Part is moved for limiting the movable stand along third direction；
Lead screw is driven, axis extends along the third direction；
Connection component, the driving lead screw are sequentially connected by the other side of the connection component and the movable stand, with
The movable stand is driven to move along the third direction, and the connection component is configured to make the driving lead screw with respect to institute
It states movable stand and moves restriction distance, the first direction, the second direction and the third along first direction and second direction
Being arbitrarily mutually perpendicular in direction.
Optionally, the connection component includes:
Nut is connect with the driving lead screw transmission；
Annular ring, is sheathed on the periphery of the nut, and annular ring is living with the movable stand and the nut respectively
Dynamic connection, the nut can be moved relative to annular ring along the first direction, and annular ring can the relatively described movable stand
It is moved along the second direction.
Optionally, the connection component further include:
First bolt is arranged along the first direction, the first bolt grafting annular ring and the nut.
Optionally, the connection component further include:
Second bolt is arranged along the second direction, the second bolt grafting annular ring and the movable stand.
Optionally, the quantity of first bolt and second bolt is respectively two, two first bolts
Axis both passes through the center of the nut, and the axis of two second bolts both passes through the center of annular ring.
Optionally, the quantity of first bolt and second bolt is respectively one.
Optionally, the connection component include third bolt and with the nut that connect of driving lead screw transmission；
The nut is flexibly connected the movable stand by the third bolt, and the nut can the relatively described movable stand edge
The first direction and the mobile restriction distance of the second direction.
Optionally, third jack is offered along the first direction on one in the movable stand and the nut, separately
Third jack described in one upper face offers waist through hole, and the waist through hole is greater than institute along the aperture of the second direction
Third bolt is stated along the diameter of the second direction, third jack described in grafting, the other end are fixed in one end of the third bolt
Waist through hole described in sliding plug.
Optionally, oil storage tank is offered on the connection component, the oil storage tank lubricates the driving lead screw for storing
Lubricating oil.
It is another object of the present invention to propose a kind of infreared imaging device, the internal position adjusting mechanism energy being arranged
The bending stress generated when enough release driving lead screw installation deviations makes that lead screw is driven to keep extending along third direction without curved
Song, and then the installation accuracy requirement of driving lead screw is reduced, improve the yields of production efficiency and product.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of infreared imaging device, including above-mentioned position adjusting mechanism.
The beneficial effects of the present invention are:
Position adjusting mechanism provided by the invention, movable stand are located above fixed frame.The side of movable stand passes through guiding
Component is connect with fixed frame, and guidance set is moved for limiting movable stand along third direction.Drive the axis of lead screw along third party
To extension, and lead screw is driven to be sequentially connected by the other side of connection component and movable stand to drive movable stand to move along third direction
It is dynamic, and connection component can make that lead screw relative movement frame is driven to move restriction distance along first direction and second direction, with discharge because
The bending stress generated when driving lead screw installation deviation makes that lead screw is driven to keep extending along third direction without being bent, drop
Low installation accuracy requirement, improves production efficiency and product yield.
Detailed description of the invention
Fig. 1 is the cross-sectional view of position adjusting mechanism in the prior art；
Fig. 2 is the cross-sectional view of position adjusting mechanism provided by the invention；
Fig. 3 is the partial enlarged view in Fig. 2 at A；
Fig. 4 is the dismantling view of position adjusting mechanism provided by the invention；
Fig. 5 is the partial sectional view of connection component provided by the invention Yu interconnecting piece connection relationship；
Fig. 6 be movable stand provided by the invention interconnecting piece on offer in the embodiment of through slot at connection component position
Partial sectional view；
Fig. 7 is the office in embodiment that connection component provided by the invention is nut and third bolt at connection component position
Portion's cross-sectional view；
Fig. 8 is the part in the embodiment for be provided on connection component provided by the invention oil storage tank at connection component position
Cross-sectional view.
In figure:
X- first direction；Y- second direction；Z- third direction；
1 '-fixed frame；2 '-movable stand；3 '-sliding rail；4 '-sliding block；5 '-driving lead screw；6 '-stepper motor；7 '-installation
Position；
1- fixed frame；2- movable stand；21- interconnecting piece；3- guidance set；4- drives lead screw；5- nut；6- annular ring；7-
First bolt；The second bolt of 8-；9- third bolt；10- oil storage tank；11- stepper motor.
Specific embodiment
To keep the technical problems solved, the adopted technical scheme and the technical effect achieved by the invention clearer, below
In conjunction with attached drawing and pass through specific embodiment to further illustrate the technical scheme of the present invention.
In the description of the present invention unless specifically defined or limited otherwise, term " connected ", " connection ", " fixation " are answered
It is interpreted broadly, for example, it may be being fixedly connected, may be a detachable connection, or is integral；It can be mechanical connection,
It can be electrical connection；It can be directly connected, the company inside two elements can also be can be indirectly connected through an intermediary
Logical or two elements interaction relationship.For the ordinary skill in the art, can be understood with concrete condition above-mentioned
The concrete meaning of term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature second feature "upper" or "lower"
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature includes the first spy above the second feature " above ", " above " and " above "
Sign is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include that fisrt feature is directly below and diagonally below the second feature, or is merely representative of
First feature horizontal height is less than second feature.
In the description of the present embodiment, the orientation or positional relationships such as term " on ", "lower", "left", "right" are based on attached drawing
Shown in orientation or positional relationship, be merely for convenience of description and simplification operation, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.This
Outside, term " first ", " second " are only used to distinguish between description, and have no special meaning.
As in Figure 2-4, a kind of position adjusting mechanism provided in this embodiment is mainly installed on the light such as infreared imaging device
In electric equipment, between the main function of position adjusting mechanism is between adjustment infrared detector and lens set in infreared imaging device
Away to realize the focusing setting of infreared imaging device, X-direction is first direction in figure, and Y-direction is second direction, Z-direction the
Three directions, first direction, second direction and third direction are mutually perpendicular to two-by-two respectively.Position adjusting mechanism includes fixed frame 1, moves
Moving frame 2, guidance set 3, driving lead screw 4 and connection component.Wherein, lens set is installed, movable stand 2 is located at solid on fixed frame 1
Determine 1 top of frame, infrared detector is mounted on movable stand 2, and the side of movable stand 2 is connected by guidance set 3 and fixed frame 1
It connects, guidance set 3 is moved for limiting movable stand 2 along third direction.The other side of movable stand 2 passes through connection component and driving silk
Thick stick 4 is sequentially connected, and the axis of lead screw 4 is driven to extend along third direction, and the output end of driving lead screw 4 and stepper motor 11 is driven
Connection.Under the drive of stepper motor 11, driving lead screw 4 can drive movable stand 2 to move along third direction, solid to reach adjustment
Determine the purpose of the spacing of frame 1 and movable stand 2, and the connection component in the present embodiment can make that lead screw 4 is driven to relatively move frame 2 along the
One direction and the mobile restriction distance of second direction.
It is logical that the present embodiment will drive the direct thread connecting mode between lead screw 4 and movable stand 2 to change into the prior art
Cross connection component flexible connection.When practical set, driving lead screw 4 is mounted on fixed frame 1, and driving lead screw 4 passes through connection component
Connect movable stand 2.When driving the installation site of lead screw 4 and movable stand 2 that mal-alignment occurs, connection component can make to drive lead screw
4 relative movement framves 2 are moved along first direction and second direction limits distance to discharge bending stress, and then keeps driving lead screw 4
Extend along third direction without being bent, which reduce the installation accuracies of driving lead screw 4, movable stand 2 and guidance set 3 to want
It asks, improves the production efficiency and product yield of position adjusting mechanism.
Specifically, guide rail is solid along third direction as shown in figure 4, guidance set includes guide rail and sliding block in the present embodiment
Dingan County is mounted in the side of fixed frame 1, and sliding block sliding plug is on guide rail, and the side of movable stand 2 is fixedly connected on sliding block.In
In other embodiments, guidance set is also possible to guide post, the cylindrical cylinder of guide post, and guide post is fixedly mounted on along third direction
To determine on frame 1, and offers the socket to match with the shape and size of guide post on the side of movable stand 2, guide post runs through socket, into
And moving assembly is slided along the axis direction of guide post, it can also play and limit movable stand 2 along third direction
Mobile effect.
And in order to realize that connection component can make that the relative movement frame 2 of lead screw 4 is driven to move limit along first direction and second direction
Set a distance, to keep driving lead screw 4 to extend along third direction without being bent.As illustrated in figures 4-5, in the present embodiment, connection
Component includes nut 5 and annular ring 6.Wherein, nut 5 and driving lead screw 4 are sequentially connected.Annular ring 6 is sheathed on the outer of nut 5
Week.Annular ring 6 is flexibly connected with movable stand 2 and nut 5 respectively, and 5 energy opposed annular circle 6 of nut is moved along first direction, ring
Shape circle 6 can relatively move frame 2 and move in a second direction.
Specifically, annular ring 6 as shown in figure 5, periphery of nut 5 is slidingly connected, nut 5 and annular ring 6 are coaxial
When spacing distance between the two be 1-2mm, nut 5 and spacing distance when coaxial annular ring 6 between the two in the present embodiment
For 1.5mm；Meanwhile movable stand 2 is equipped with interconnecting piece 21, offers circular through hole, annular ring 6 along third direction on interconnecting piece 21
Interval is plugged in the circular through hole of interconnecting piece 21, and the circular through hole of annular ring 6 and interconnecting piece 21 it is coaxial when between the two
Spacing distance is 1-2mm, the spacing distance when circular through hole of annular ring 6 and interconnecting piece 21 is coaxial in the present embodiment between the two
For 1.5mm.The present embodiment is flexibly connected nut 5 and movable stand 2 by annular ring 6, and realizing driving lead screw 4 can relatively move
Frame 2 moves restriction distance along first direction and second direction, and then can discharge because driving lead screw 4 to make to drive due to installing deviation
The bending stress that lead screw 4 is subject to, to keep driving lead screw 4 to extend along third direction without being bent.
In the present embodiment, in order to realize the flexible connection of annular ring 6 and nut 5, as shown in figure 5, connection component further includes
First bolt 7.First bolt 7 is arranged along first direction, 7 grafting annular ring 6 of the first bolt and nut 5, and then realizes 5 energy of nut
Enough opposed annular circles 6 are moved along first direction.Specifically, offering the first slide opening, nut 5 along first direction on annular ring 6
Upper the first slide opening of face offers the first jack, the first jack of one end interference grafting of the first bolt 7, the first bolt 7 it is another
The first slide opening of sliding plug is held, and the periphery wall of one end of 7 the first slide opening of sliding plug of the first bolt is posted by the first slide opening
Internal perisporium, so that the first bolt 7 is merely able to slide in the first slide opening along first direction, i.e., so that 5 opposed annular of nut
Circle 6 is only along the one degree of freedom of first direction.
Meanwhile the flexible connection in order to realize annular ring 6 and movable stand 2, as shown in figure 5, connection component further includes second
Bolt 8.Second bolt 8 is arranged in a second direction, 8 grafting annular ring 6 of the second bolt and movable stand 2, and then realizes 6 energy of annular ring
Enough relative movement framves 2 move in a second direction.Specifically, the second slide opening, annular ring are offered on movable stand 2 in a second direction
The second slide opening of face offers the second jack on 6, the second jack of one end interference grafting of the second bolt 8, the second bolt 8 it is another
The second slide opening of sliding plug is held, and the periphery wall of one end of 8 the second slide opening of sliding plug of the second bolt is posted by the second slide opening
Internal perisporium, so that the second bolt 8 is merely able to slide in the second slide opening in a second direction, i.e., so that the opposite shifting of annular ring 6
Moving frame 2 only has one degree of freedom in a second direction.
As shown in figure 5, since nut 5 is threaded on driving lead screw 4, nut 5 passes through the first bolt in the present embodiment
7 are flexibly connected annular ring 6, and 5 energy opposed annular circle 6 of nut is moved along first direction；And annular ring 6 passes through 8 activity of the second bolt
The interconnecting piece 21 of movable stand 2 is connected, annular ring 6 can relatively move frame 2 and move in a second direction, so that nut 5 can be opposite
Movable stand 2 moves restriction distance along first direction and second direction, to avoid driving on lead screw 4 and movable stand 2 in the prior art
Threaded hole it is not coaxial when, driving lead screw 4 is easy the problem of being bent by bending stress, is conducive to improve position adjustment
The service life of mechanism, reduces the installation accuracy requirement of driving lead screw 4, movable stand 2 and guidance set 3, and then improves position
Set the assembly yields and assembly efficiency of adjustment mechanism.
Further, the effect of carrying and support is also acted, simultaneously for movable stand 2 due to driving lead screw 4 in order to make
It is more balanced to obtain the power that movable stand 2 is ultimately applied on driving lead screw 4 by connection component, so that the internal screw thread energy of nut 5
The external screw thread of enough preferably cooperation driving lead screws 4, with the better smoothness for guaranteeing that driving 4 rotate driving movable stand 2 of lead screw is mobile
Property.As shown in figure 5, the quantity of the first bolt 7 and the second bolt 8 is respectively two, the axis of two the first bolts 7 both passes through spiral shell
The center of mother 5, the axis of two the second bolts 8 both pass through the center of annular ring 6.Since the first bolt 7 is distributed along first direction
In the two sides of nut 5, the second bolt 8 is distributed in the two sides of annular ring 6 in a second direction, so that movable stand 2 finally acts on
Power on driving lead screw 4 is more balanced, so that the internal screw thread of nut 5 can preferably cooperate the external screw thread of driving lead screw 4, energy
Enough fluencies for preferably guaranteeing that driving 4 rotate driving movable stand 2 of lead screw is mobile.
In addition, in other embodiments, the quantity of the first bolt 7 and the second bolt 8 can also be respectively one, can also keep away
When exempting to drive the threaded hole on lead screw 4 and movable stand 2 not coaxial in the prior art, driving lead screw 4 be easy by bending stress and
The problem of bending, structure is relatively easy, and design cost is low.
In addition, although interconnecting piece 21 accommodates annular ring 6 by circular through hole in the present embodiment.But as shown in fig. 6,
In other embodiments, the shape of interconnecting piece 21 is also possible to C-shaped shape, i.e., offers one along third direction on interconnecting piece 21
Through slot, annular ring 6 are arranged at intervals in the through slot of interconnecting piece 21, and interference grafting is annular in a second direction for one end of the second bolt 8
Circle 6, the other end of the second bolt 8 activity plug connection portion 21 in a second direction can also reach and limit annular ring 6 and relatively move frame
2 interconnecting piece 21 moves the effect for limiting distance in a second direction.
In addition, the connection component in the present embodiment includes nut 5, annular ring 6, the first bolt 7 and the second bolt 8, nut 5
Can opposed annular circle 6 moved along first direction, the interconnecting piece 21 that annular ring 6 can relatively move frame 2 moves in a second direction,
And then realize that driving lead screw 4 relatively moves moving for frame 2 along first direction and second direction.But in other embodiments, even
Connected components may be designed in other structures.As shown in fig. 7, connection component is sequentially connected by third bolt 9 and with driving lead screw 4
5 two parts of nut composition.Nut 5 is flexibly connected movable stand 2 by third bolt 9, and nut 5 can relatively move frame 2 along first
Direction and the mobile restriction distance of second direction.
Specifically, as shown in fig. 7, the third jack offered in a second direction on nut 5, the interconnecting piece of movable stand 2
Face third jack offers waist through hole on 21, and the aperture of waist through hole in a second direction is greater than third bolt 9 along second
The diameter in direction, one end grafting third jack of third bolt 9, the other end sliding plug waist through hole of third bolt 9.
When practical set, when the installation site for the interconnecting piece 21 for driving lead screw 4 to relatively move frame 2 deviates, due to
Nut 5 can relatively move frame 2 and move restriction distance along first direction and second direction, to correct installation deviation, and then can release
The bending stress for leading to that lead screw 4 is driven to bend is put, to keep driving lead screw 4 to extend along third direction without being bent.
But since the direct sliding plug of third bolt 9 is in waist through hole, nut 5 is in addition to can be along first direction and second direction
It relatively moves except the movement of frame 2, while the rotation of certain angle can also occur around own axes, is i.e. nut 5 has along first
Direction and second direction movement and the three degree of freedom around own axis.Therefore, in actual use, nut 5
The rotation of itself can reduce the transmission accuracy of driving lead screw 4, and then influence driving lead screw 4 to the position Adjustment precision of movable stand 2.
And in the present embodiment, connection component, can using the design structure of nut 5, annular ring 6, the first bolt 7 and the second bolt 8
So that nut 5 can only relatively move frame 2 and move a certain distance along first direction and second direction, without rotating, in turn
Driving lead screw 4 be will not influence to the position Adjustment precision of movable stand 2.
Further, in order to reduce the frictional resistance between driving lead screw 4 and nut 5, as shown in figure 8, in other implementations
In example, oil storage tank 10 is also provided on connection component, oil storage tank 10 can store the lubricating oil of lubrication driving lead screw 4.It is specific and
Speech, oil storage tank 10 is opened on nut 5, and oil storage tank 10 is connected with the threaded hole of nut 5, and lubricating oil can directly contact
The lateral wall of lead screw 4 is driven, and then is lubricated, to reduce the frictional resistance between driving lead screw 4 and nut 5, improves and uses
Service life.
The present invention also provides a kind of infreared imaging device, infreared imaging device includes position adjustment provided in this embodiment
The movable stand 2 of mechanism, position adjusting mechanism is flexibly connected with driving lead screw 4 by connection component, is avoided and is driven in the prior art
When threaded hole on dynamic lead screw 4 and movable stand 2 is not coaxial, driving lead screw 4 is easy the problem of being bent by bending stress,
The service life for being conducive to improve position adjusting mechanism, the installation accuracy for reducing driving lead screw 4, movable stand 2 and guidance set 3 are wanted
It asks, and then improves the yields and production efficiency of product.
The above is only a preferred embodiment of the present invention, for those of ordinary skill in the art, according to the present invention
Thought, there will be changes in the specific implementation manner and application range, and the content of the present specification should not be construed as to the present invention
Limitation.
Claims (10)
1. a kind of position adjusting mechanism characterized by comprising
Fixed frame (1)；
Movable stand (2) is located above the fixed frame (1)；
The side of guidance set (3), the movable stand (2) is connect by the guidance set (3) with the fixed frame (1), institute
Guidance set (3) are stated to move for limiting the movable stand (2) along third direction；
It drives lead screw (4), axis extends along the third direction；
Connection component, driving lead screw (4) are sequentially connected by the other side of the connection component and the movable stand (2),
To drive the movable stand (2) to move along the third direction, and the connection component is configured to make the driving lead screw
(4) restriction distance, the first direction, the second party are moved along first direction and second direction relative to the movable stand (2)
To in the third direction arbitrarily being mutually perpendicular.
2. position adjusting mechanism as described in claim 1, which is characterized in that the connection component includes:
Nut (5) is sequentially connected with the driving lead screw (4)；
Annular ring (6), is sheathed on the periphery of the nut (5), annular ring (6) respectively with the movable stand (2) and institute
Nut (5) flexible connection is stated, the nut (5) can move relative to annular ring (6) along the first direction, annular ring
(6) it can be moved relative to the movable stand (2) along the second direction.
3. position adjusting mechanism as claimed in claim 2, which is characterized in that the connection component further include:
First bolt (7) is arranged along the first direction, the first bolt (7) grafting annular ring (6) and the nut
(5)。
4. position adjusting mechanism as claimed in claim 3, which is characterized in that the connection component further include:
Second bolt (8) is arranged along the second direction, the second bolt (8) grafting annular ring (6) and the movement
Frame (2).
5. position adjusting mechanism as claimed in claim 4, which is characterized in that first bolt (7) and second bolt
(8) quantity is respectively two, and the axis of two first bolts (7) both passes through the center of the nut (5), described in two
The axis of second bolt (8) both passes through the center of annular ring (6).
6. position adjusting mechanism as claimed in claim 4, which is characterized in that first bolt (7) and second bolt
(8) quantity is respectively one.
7. position adjusting mechanism as described in claim 1, which is characterized in that the connection component include third bolt (9) and
With the nut (5) of driving lead screw (4) transmission connection；
The nut (5) is flexibly connected the movable stand (2) by the third bolt (9), and the nut (5) can be relatively described
Movable stand (2) moves restriction distance along the first direction and the second direction.
8. position adjusting mechanism as claimed in claim 7, which is characterized in that in the movable stand (2) and the nut (5)
Third jack is offered along the first direction on one, third jack described in face offers waist through hole on another, and
The waist through hole along the aperture of the second direction be greater than the third bolt (9) along the second direction diameter, it is described
Third jack described in grafting, waist through hole described in other end sliding plug are fixed in one end of third bolt (9).
9. such as position adjusting mechanism of any of claims 1-8, which is characterized in that offered on the connection component
Oil storage tank (10), the oil storage tank (10) are used to store the lubricating oil for lubricating driving lead screw (4).
10. a kind of infreared imaging device, which is characterized in that adjust machine including position as claimed in any one of claims 1-9 wherein
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910936311.1A CN110524245A (en) | 2019-09-29 | 2019-09-29 | A kind of position adjusting mechanism and infreared imaging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910936311.1A CN110524245A (en) | 2019-09-29 | 2019-09-29 | A kind of position adjusting mechanism and infreared imaging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110524245A true CN110524245A (en) | 2019-12-03 |
Family
ID=68671061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910936311.1A Pending CN110524245A (en) | 2019-09-29 | 2019-09-29 | A kind of position adjusting mechanism and infreared imaging device |
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| CN (1) | CN110524245A (en) |
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| CN102146994A (en) * | 2011-04-14 | 2011-08-10 | 湖南五新机械有限公司 | Eccentric screw transmission mechanism capable of being automatically adjusted |
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| CN208638465U (en) * | 2018-08-28 | 2019-03-22 | 杭州海康威视数字技术股份有限公司 | A kind of automatic focusing thermal infrared imaging camera |
| CN110166715A (en) * | 2019-05-28 | 2019-08-23 | 河南英富迪光电科技有限公司 | A kind of infrared thermal imaging assistant diagnosis system |
| CN210588070U (en) * | 2019-09-29 | 2020-05-22 | 上海热像科技股份有限公司 | Position adjusting mechanism and infrared imaging device |
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- 2019-09-29 CN CN201910936311.1A patent/CN110524245A/en active Pending
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| US5150260A (en) * | 1990-10-02 | 1992-09-22 | Canon Kabushiki Kaisha | Optical apparatus |
| CN2553354Y (en) * | 2002-05-22 | 2003-05-28 | 广州飒特电力红外技术有限公司 | Built-in lens of infrared thermal imaging system |
| CN101329435A (en) * | 2007-06-22 | 2008-12-24 | 佛山普立华科技有限公司 | Lens module |
| CN101907761A (en) * | 2010-07-13 | 2010-12-08 | 惠州市百宏微动技术工业有限公司 | Automatic zooming module device |
| CN102146994A (en) * | 2011-04-14 | 2011-08-10 | 湖南五新机械有限公司 | Eccentric screw transmission mechanism capable of being automatically adjusted |
| CN103394961A (en) * | 2013-07-19 | 2013-11-20 | 陈锐志 | Screw deformation and stress elimination device |
| CN206998404U (en) * | 2017-08-01 | 2018-02-13 | 津上精密机床（浙江）有限公司 | A kind of screw mechanism for reducing abrasion |
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| CN210588070U (en) * | 2019-09-29 | 2020-05-22 | 上海热像科技股份有限公司 | Position adjusting mechanism and infrared imaging device |
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