CN207689266U - A kind of polaroid intensity detecting device - Google Patents

Abstract

The utility model discloses a kind of polaroid intensity detecting devices, including detection device ontology, the bottom of the detection device ontology is installed with support base, it is opened up at the bottom four corners position of the support base fluted, it is movably installed with roll wheel assembly in the groove, and roll wheel assembly activity extends to the lower section of support base, it is fixedly connected with stop sleeve at the top of the roll wheel assembly, it is installed with support column in the top inner wall of the groove, placed cavity is offered on the support column, the top sliding of the stop sleeve extends in placed cavity, the both sides of stop sleeve in placed cavity are fixedly welded with limited block.The utility model is simple in structure, it is highly practical, when detection device ontology need not move, roll wheel assembly can be contracted in the inside of support base, the own wt of final detection device ontology is supported only by support base, the pressure burden for alleviating roll wheel assembly, effectively extends the service life of roll wheel assembly.

Description

A kind of polaroid intensity detecting device

Technical field

The utility model is related to detection field more particularly to a kind of polaroid intensity detecting devices.

Background technology

The full name of polaroid should be polarized light piece, and the imaging of liquid crystal display must rely on polarised light, all liquid crystal There is front and back two panels polarized light piece to be tightly attached to liquid-crystalline glasses, the LCD panel of composition overall thickness 1mm or so, if having lacked any one Polaroid, LCD panel cannot all show image.

Polaroid is required for being detected the intensity of polaroid using detection device after producing at present, inspection It surveys bottom of device and is fitted with roll wheel assembly, so that people move, but in existing technology, roll wheel assembly subjects always inspection The gravity for surveying apparatus main body thus exacerbates the pressure burden of roll wheel assembly so that the service life of roll wheel assembly drops significantly It is low, therefore, it is necessary to be further improved.

Utility model content

Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of polaroid intensity proposed Detection device.

To achieve the goals above, the utility model uses following technical solution：

Peace is fixed in the bottom of a kind of polaroid intensity detecting device, including detection device ontology, the detection device ontology It equipped with support base, opens up fluted at the bottom four corners position of the support base, roller group is movably installed in the groove Part, and roll wheel assembly activity extends to the lower section of support base, and stop sleeve is fixedly connected at the top of the roll wheel assembly, it is described It is installed with support column in the top inner wall of groove, placed cavity, the top of the stop sleeve are offered on the support column Sliding extends in placed cavity, and the both sides of the stop sleeve in placed cavity are fixedly welded with limited block, and two limits The side that block is located remotely from each other is slidably connected with the both sides inner wall of placed cavity respectively, is fixedly mounted in the top inner wall of the placed cavity There is stepper motor, threaded post is installed on the output shaft of the stepper motor, the bottom end of the threaded post is located at placed cavity It is interior, and the bottom end rotation of threaded post is set in stop sleeve and is sequentially connected with stop sleeve.

Preferably, the roll wheel assembly includes roller mount, and the bottom of the roller mount offers rotation slot, the rotation slot Both sides inner wall on offer mounting hole, bearing block is installed in two mounting holes, is rotated between two bearing blocks The same rotation axis is installed, fixing sleeve is connected to idler wheel in the rotation axis, and the bottom side of idler wheel extends to the outside of rotation slot.

Preferably, the threaded post is equipped with external screw thread, and the inner wall of the stop sleeve is equipped with internal thread, and threaded post On external screw thread be threadedly coupled with the internal thread on stop sleeve inner wall.

Preferably, the side that two limited blocks are located remotely from each other is fixedly welded with sliding block, the both sides inner wall of the placed cavity On offer sliding slot, and sliding block is vertically slidably connected with sliding slot.

Preferably, open up through-hole in the bottom interior wall of the placed cavity, and stop sleeve activity through through-hole and with it is logical The inner wall in hole is slidably connected.

Preferably, be installed with shaft coupling on the output shaft of the stepper motor, and stepper motor by shaft coupling with The top installation of threaded post is fixed, and is also equipped with controller on the support base, there are four the stepper motor is set, and four steps Stepper motor is electrically connected with the controller.

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

Detection device ontology in the utility model is not only convenient for people's movement, and be not required to by the way that roll wheel assembly is arranged Roll wheel assembly is contracted in groove can also upwards when movement, the own wt of final detection device ontology only leads to Support base is crossed to support, the burden of roll wheel assembly can be mitigated in this way, effectively extends the service life of roll wheel assembly, this reality It is simple with new structure, it is highly practical, the pressure burden of roll wheel assembly is alleviated, effectively extend roll wheel assembly uses the longevity Life, meets the use demand of people.

Description of the drawings

Fig. 1 be the utility model proposes a kind of polaroid intensity detecting device structural schematic diagram；

Fig. 2 be the utility model proposes a kind of polaroid intensity detecting device in support column and stop sleeve connection knot Structure schematic diagram；

Fig. 3 be the utility model proposes a kind of polaroid intensity detecting device in roll wheel assembly structural schematic diagram.

In figure：1 detection device ontology, 2 support bases, 3 grooves, 4 roll wheel assemblies, 4-1 roller mounts, 4-2 rotation slots, 4-3 axis Bearing, 4-4 rotation axis, 4-5 idler wheels, 5 support columns, 6 placed cavities, 7 stepper motors, 8 threaded posts, 9 stop sleevees, 10 limited blocks, 11 sliding blocks, 12 sliding slots, 13 through-holes.

Specific implementation mode

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.

Referring to Fig.1-3, a kind of polaroid intensity detecting device, including detection device ontology 1, the detection device ontology 1 Bottom be installed with support base 2, fluted 3 are opened up at the bottom four corners position of the support base 2, in the groove 3 It is movably installed with roll wheel assembly 4, and 4 activity of roll wheel assembly extends to the lower section of support base 2, the top of the roll wheel assembly 4 is solid Surely it is connected with stop sleeve 9, support column 5 is installed in the top inner wall of the groove 3, is offered on the support column 5 The top sliding of placed cavity 6, the stop sleeve 9 extends in placed cavity 6, is located at the both sides of the stop sleeve 9 in placed cavity 6 It is fixedly welded with limited block 10, and the side that two limited blocks 10 are located remotely from each other is slided with the both sides inner wall of placed cavity 6 respectively It connects, stepper motor 7 is installed in the top inner wall of the placed cavity 6, peace is fixed on the output shaft of the stepper motor 7 Equipped with threaded post 8, the bottom end of the threaded post 8 is located in placed cavity 6, and the bottom end rotation of threaded post 8 is set in stop sleeve It is sequentially connected in 9 and with stop sleeve 9, the utility model of simple structure and strong practicability, the pressure for alleviating roll wheel assembly 4 is born Load, effectively extends the service life of roll wheel assembly 4.

Roll wheel assembly 4 includes roller mount 4-1, and the bottom of roller mount 4-1 offers rotation slot 4-2, the both sides of rotation slot 4-2 Mounting hole is offered on inner wall, is installed between bearing block 4-3, two bearing block 4-3 and is rotated in two mounting holes The same rotation axis 4-4 is installed, fixing sleeve is connected to idler wheel 4-5 on rotation axis 4-4, and the bottom side of idler wheel 4-5 extends to rotation The outside of slot 4-2, threaded post 8 are equipped with external screw thread, and the inner wall of stop sleeve 9 is equipped with internal thread, and the outer spiral shell in threaded post 8 Line is threadedly coupled with the internal thread on 9 inner wall of stop sleeve, and the side that two limited blocks 10 are located remotely from each other is fixedly welded with cunning Block 11 offers sliding slot 12 on the both sides inner wall of placed cavity 6, and sliding block 11 is vertically slidably connected with sliding slot 12, puts It sets and opens up through-hole 13 in the bottom interior wall of chamber 6, and 9 activity of stop sleeve is slided through through-hole 13 and with the inner wall of through-hole 13 It connects, is installed with shaft coupling on the output shaft of stepper motor 7, and stepper motor 7 passes through the top of shaft coupling and threaded post 8 End installation is fixed, and is also equipped with controller on support base 2, there are four stepper motor 7 is set, and four stepper motors 7 with control Device is electrically connected, the utility model of simple structure and strong practicability, is alleviated the pressure burden of roll wheel assembly 4, is effectively extended rolling The service life of wheel assembly 4.

In the utility model, four stepper motors 7 synchronize work by controller, and detection device ontology 1 passes through Roll wheel assembly 4 is set, roll wheel assembly 4 is shunk can also upwards when being not only convenient for people's movement, and need not move In groove 3, the own wt of final detection device ontology 1 is supported only by support base 2, can mitigate roller group in this way The burden of part 4 effectively extends the service life of roll wheel assembly 4, when specific operation, is worked by stepper motor 7, stepping Motor 7 drives threaded post 8 to rotate, while being matched with the internal thread on 9 inner wall of stop sleeve using the external screw thread in threaded post 8 It closes, the elevating movement in threaded post 8 of stop sleeve 9, simultaneously supports sleeve 9 and slided by the inner wall of limited block 10 and placed cavity 6, Stop sleeve 9 movement again drive roll wheel assembly 4 move up and be finally displaced into groove 3, final detection device ontology 1 from Body weight is supported only by support base 2, alleviates the burden of roll wheel assembly 4 in this way, effectively extends roll wheel assembly 4 Service life.

The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (6)

1. a kind of polaroid intensity detecting device, including detection device ontology (1), which is characterized in that the detection device ontology (1) bottom is installed with support base (2), and fluted (3), institute are opened up at the bottom four corners position of the support base (2) It states in groove (3) and is movably installed with roll wheel assembly (4), and roll wheel assembly (4) activity extends to the lower section of support base (2), it is described It is fixedly connected with stop sleeve (9) at the top of roll wheel assembly (4), support is installed in the top inner wall of the groove (3) Column (5), placed cavity (6) is offered on the support column (5), and the top sliding of the stop sleeve (9) extends to placed cavity (6) Interior, the both sides for being located at the stop sleeve (9) in placed cavity (6) are fixedly welded with limited block (10), and two limited blocks (10) Both sides inner wall of the side being located remotely from each other respectively with placed cavity (6) is slidably connected, fixed in the top inner wall of the placed cavity (6) Stepper motor (7) is installed, threaded post (8), the threaded post (8) are installed on the output shaft of the stepper motor (7) Bottom end be located in placed cavity (6), and the bottom end rotation of threaded post (8) be set in stop sleeve (9) and with stop sleeve (9) It is sequentially connected.

2. a kind of polaroid intensity detecting device according to claim 1, which is characterized in that roll wheel assembly (4) packet Include roller mount (4-1), the bottom of the roller mount (4-1) offers rotation slot (4-2), in the both sides of the rotation slot (4-2) Mounting hole is offered on wall, and bearing block (4-3) is installed in two mounting holes, is turned between two bearing blocks (4-3) Dynamic to be equipped with the same rotation axis (4-4), fixing sleeve is connected to idler wheel (4-5) on the rotation axis (4-4), and idler wheel (4-5) Bottom side extends to the outside of rotation slot (4-2).

3. a kind of polaroid intensity detecting device according to claim 1, which is characterized in that set on the threaded post (8) There are external screw thread, the inner wall of the stop sleeve (9) to be equipped with internal thread, and the external screw thread in threaded post (8) and stop sleeve (9) Internal thread on inner wall is threadedly coupled.

4. a kind of polaroid intensity detecting device according to claim 1, which is characterized in that two limited blocks (10) are mutual Separate side is fixedly welded with sliding block (11), sliding slot (12) is offered on the both sides inner wall of the placed cavity (6), and sliding Block (11) is vertically slidably connected with sliding slot (12).

5. a kind of polaroid intensity detecting device according to claim 1, which is characterized in that the bottom of the placed cavity (6) Through-hole (13) is opened up on portion's inner wall, and stop sleeve (9) activity slides company through through-hole (13) and with the inner wall of through-hole (13) It connects.

6. a kind of polaroid intensity detecting device according to claim 1, which is characterized in that the stepper motor (7) Shaft coupling is installed on output shaft, and stepper motor (7) is installed by the top of shaft coupling and threaded post (8) and fixed, institute State and be also equipped with controller on support base (2), there are four the stepper motor (7) sets, and four stepper motors (7) with control Device is electrically connected.