CN216898793U

CN216898793U - Display screen roughness measurement tool

Info

Publication number: CN216898793U
Application number: CN202123003237.XU
Authority: CN
Inventors: 陈瑞; 隋春
Original assignee: Xiangyang Shuirou Display Technology Co ltd
Current assignee: Xiangyang Shuirou Display Technology Co ltd
Priority date: 2021-12-02
Filing date: 2021-12-02
Publication date: 2022-07-05
Anticipated expiration: 2031-12-02

Abstract

The utility model discloses a display screen flatness measuring jig which comprises a bottom plate, an adjusting frame positioned at the top of the bottom plate and a fixing frame positioned at the bottom of the adjusting frame, wherein the bottom plate comprises a movable groove arranged at the middle position in the bottom plate, a supporting frame is arranged at the top of the bottom plate, and fixing plates arranged at two sides in the supporting frame. According to the utility model, the servo motor drives the adjusting rod to rotate, external threads on the outer side of the adjusting rod are matched with threaded holes in the adjusting block, the adjusting block drives the adjusting frame to move left and right, the limiting rod and the limiting block limit the adjusting frame, the adjusting frame drives the rotating roller to move left and right, the movable rod and the adjusting frame can move through the movable hole, the spring applies an elastic force to the fixing frame to enable the rotating roller to be in close contact with the display screen, and the distance between the adjusting frame and the fixing frame is measured through the infrared distance sensor and the reflection head, so that the flatness of the display screen can be rapidly measured.

Description

Display screen roughness measurement tool

Technical Field

The utility model relates to the technical field of display screen flatness measurement, in particular to a display screen flatness measurement jig.

Background

The liquid crystal display screen is one kind of planar display screen for TV set and computer. The display screen has the advantages of low power consumption, small volume and low radiation, and the liquid crystal display screen uses liquid crystal solution in two polarized materials, so that the crystal can be rearranged to achieve the purpose of imaging when current passes through the liquid.

In the display screen course of working, need to examine the roughness of display screen through the tool, most of current tools are relatively poor to the fixed effect of display screen, lead to the display screen to take place to rock easily in the measurement process, relatively poor to the measurement of display screen, and need measure through artifical use level tool, and artifical efficiency is lower, leads to the measurement of display screen roughness lower.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a display screen flatness measuring jig to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a display screen roughness measurement tool, includes the bottom plate, is located the alignment jig at bottom plate top and is located the mount of alignment jig bottom, the bottom plate includes:

the movable groove is arranged in the middle of the inner part of the bottom plate, and the top of the bottom plate is provided with a support frame;

the fixed plates are arranged on two sides in the supporting frame, and the middle positions of the bottoms of the two groups of fixed plates are provided with movable blocks penetrating into the movable grooves;

the two-way threaded rod is arranged in the movable groove, and two ends in the supporting frame are provided with sliding rods penetrating into the fixed plate;

the adjusting device comprises an adjusting block arranged at one end of the top of an adjusting frame, a servo motor is arranged at one end of the top of one side of a movable groove, the output end of the servo motor is connected with an adjusting rod penetrating into the adjusting block, a limiting block is arranged at one end, far away from the adjusting block, of the top of the adjusting frame, and a limiting rod penetrating into the limiting block is arranged at one end of the inside of a supporting frame; and

the setting is at the inside live-rollers of mount, the both sides at mount top all are provided with the movable rod that runs through to the alignment jig top, and are two sets of the top of movable rod is provided with the limiting plate, and is two sets of the outside that the movable rod is located the mount top all is provided with the spring, the top of mount is provided with the infrared distance sensor of multiunit, be provided with the reflection head directly over the alignment jig bottom position is located infrared distance sensor.

Preferably, the support frame is connected with bottom plate welded, one side of activity inslot portion is provided with the bearing, and inside two-way threaded rod runs through to the bearing, two-way threaded rod passes through the bearing and is connected with the bottom plate rotation, and is two sets of the inside both ends of fixed plate all are provided with the slide opening, the fixed plate passes through slide opening and slide bar sliding connection.

Preferably, two sets of the movable block passes through activity groove and bottom plate swing joint, the outside at two-way threaded rod both ends is provided with positive and negative screw thread, and is two sets of the inside intermediate position department of movable block is provided with two-way threaded rod assorted screw hole, the movable block passes through screw hole and two-way threaded rod threaded connection.

Preferably, servo motor's one end is provided with the mount pad, servo motor passes through mount pad and support frame fixed connection, the inside of stopper is provided with spacing hole, and the gag lever post runs through to spacing downthehole portion, the stopper passes through spacing hole and gag lever post sliding connection.

Preferably, the outside of adjusting the pole is provided with the external screw thread, the inside of regulating block be provided with adjust pole assorted screw hole, the regulating block passes through screw hole and adjusts pole threaded connection, regulating block and alignment jig welded connection.

Preferably, the inside of live-rollers is provided with the dwang, the live-rollers passes through the dwang and is connected with the mount rotation, the inside both ends of alignment jig all are provided with the activity hole, the movable rod passes through activity hole and alignment jig swing joint.

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

1. the bidirectional threaded rod is driven to rotate by the rotating block, the movable block and the bottom plate can move by the movable groove, and the positive and negative threads on the outer sides of the two ends of the bidirectional threaded milk rod are matched with the threaded holes in the movable block, so that the two groups of movable blocks drive the two groups of fixed plates to move oppositely, the display screen is clamped and fixed by the two groups of fixed plates, the fixing effect on the display screen is better, the flatness of the display screen is convenient to detect, and the practicability of the jig is improved;

2. according to the utility model, the servo motor drives the adjusting rod to rotate, the external threads on the outer side of the adjusting rod are matched with the threaded holes in the adjusting block, the adjusting block drives the adjusting frame to move left and right, the limiting rod and the limiting block limit the adjusting frame, the adjusting frame drives the rotating roller to move left and right, the movable rod and the adjusting frame can move through the movable hole, the spring exerts an elastic force on the fixing frame, the rotating roller is in close contact with the display screen, the distance between the adjusting frame and the fixing frame is measured through the infrared distance sensor and the reflection head, the flatness of the display screen is rapidly measured, and the working efficiency of the measuring jig is improved.

Drawings

Fig. 1 is a cross-sectional view of the present invention.

Fig. 2 is a cross-sectional view of the present invention.

Fig. 3 is a front view of the present invention.

In the figure: 1. a base plate; 101. a movable groove; 102. a support frame; 103. a fixing plate; 104. a movable block; 105. a bidirectional threaded rod; 106. a slide bar; 2. an adjusting bracket; 201. an adjusting block; 202. a servo motor; 203. adjusting a rod; 204. a limiting block; 205. a limiting rod; 3. a fixed mount; 301. a rotating roller; 302. A movable rod; 303. a limiting plate; 304. a spring; 305. an infrared distance sensor; 306. a reflection head.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, an embodiment of a display screen flatness measuring fixture according to the present invention includes: a display screen flatness measuring jig comprises a bottom plate 1, an adjusting frame 2 positioned at the top of the bottom plate 1 and a fixed frame 3 positioned at the bottom of the adjusting frame 2, wherein the bottom plate 1 comprises a movable groove 101 arranged at the middle position inside the bottom plate 1, the top of the bottom plate 1 is provided with a supporting frame 102, fixed plates 103 arranged at two sides inside the supporting frame 102, a movable block 104 penetrating into the movable groove 101 and a bidirectional threaded rod 105 arranged inside the movable groove 101 are arranged at the middle position of the bottoms of the two groups of fixed plates 103, the fixed plates 103 are convenient to adjust, two ends inside the supporting frame 102 are provided with sliding rods 106 penetrating into the fixed plates 103, the fixed plates 103 are more stably moved through the sliding rods 106, an adjusting block 201 is arranged at one end of the top of the adjusting frame 2, one end of the top of one side of the movable groove 101 is provided with a servo motor 202, the output end of the servo motor 202 is connected with an adjusting rod 203 penetrating into the adjusting block 201, the adjusting rod 203 is driven by the servo motor 203 to rotate, one end of the top of the adjusting frame 2, which is far away from the adjusting block 201, is provided with a limiting block 204, one end inside the supporting frame 102 is provided with a limiting rod 205 which penetrates into the limiting block 204, the adjusting frame 2 is limited by the limiting rod 205 and the limiting block 204, so that the adjusting frame 2 can move more stably, and a rotating roller 301 which is arranged inside the fixing frame 3 is provided, two sides of the top of the fixing frame 3 are both provided with movable rods 302 which penetrate into the top of the adjusting frame 2, the tops of the two groups of movable rods 302 are provided with limiting plates 303, the movable rods 302 are limited by the limiting plates 303, springs 304 are arranged on the outer sides of the tops of the two groups of movable rods 302, which are positioned at the fixing frame 3, the springs 304 apply an elastic force to the fixing frame 3, the top of the fixing frame 3 is provided with a plurality of infrared distance sensors 305, and a reflecting head 306 is arranged right above the infrared distance sensor 305 at the bottom of the adjusting frame 2, the measuring effect on the flatness of the display screen is better.

Please refer to fig. 1 and fig. 2, the supporting frame 102 is welded to the bottom plate 1, a bearing is disposed on one side inside the movable slot 101, the bidirectional threaded rod 105 penetrates into the bearing, the bidirectional threaded rod 105 is rotatably connected to the bottom plate 1 through the bearing to reduce friction force, so that the bidirectional threaded rod 105 is more labor-saving to rotate, sliding holes are disposed at two ends inside the two sets of fixing plates 103, the fixing plates 103 are slidably connected to the sliding rods 106 through the sliding holes, and the fixing plates 103 are more stably moved through the sliding rods 106.

Please refer to fig. 1 and fig. 2, the two sets of movable blocks 104 are movably connected to the bottom plate 1 through the movable grooves 101, the movable blocks 104 and the bottom plate 1 can move through the movable grooves 101, the outer sides of the two ends of the bidirectional threaded rod 105 are provided with positive and negative threads, the middle position inside the two sets of movable blocks 104 is provided with a threaded hole matched with the bidirectional threaded rod 105, the movable blocks 104 are in threaded connection with the bidirectional threaded rod 105 through the threaded hole, so as to achieve the effect of limiting, and the two sets of movable blocks 104 can drive the two sets of fixed plates 103 to move towards each other.

Please refer to fig. 1 and fig. 3, a mounting seat is disposed at one end of the servo motor 202, the servo motor 202 is fixedly connected to the support frame 102 through the mounting seat to mount the servo motor 202, a limiting hole is disposed inside the limiting block 204, the limiting rod 205 penetrates into the limiting hole, the limiting block 204 is slidably connected to the limiting rod 205 through the limiting hole, and the limiting block 204 and the limiting rod 205 adjust the adjusting frame 2 to make the left and right movement of the adjusting frame 2 more stable.

Please refer to fig. 1 and fig. 2, the outer side of the adjusting rod 203 is provided with an external thread, the inside of the adjusting block 201 is provided with a threaded hole matched with the adjusting rod 203, the adjusting block 201 is in threaded connection with the adjusting rod 203 through the threaded hole, so that the limiting effect is achieved, the left and right movement of the adjusting block 201 is realized, and the adjusting block 201 is in welded connection with the adjusting frame 2.

Please refer to fig. 1 and fig. 3, a rotating rod is disposed inside the rotating roller 301, the rotating roller 301 is rotatably connected to the fixed frame 3 through the rotating rod, the rotating roller 301 and the fixed frame 3 can rotate through the rotating rod, the two ends inside the adjusting frame 2 are both provided with a movable hole, the movable rod 302 is movably connected to the adjusting frame 2 through the movable hole, and the movable rod 302 and the adjusting frame 2 can move through the movable hole.

The working principle is as follows: before the utility model is used, the rotating block is rotated, the rotating block drives the two-way threaded rod 105 to rotate, the movable block 104 and the bottom plate 1 can move through the movable groove 101, the positive and negative threads on the outer sides of the two ends of the two-way threaded dried milk 105 are matched with the threaded holes in the movable block 104, so that the two groups of movable blocks 104 drive the two groups of fixed plates 103 to move oppositely, the display screen is clamped and fixed through the two groups of fixed plates 103, the fixing effect of the display screen is better, the flatness of the display screen is convenient to detect, the practicability of the jig is improved, when the utility model is used, a power supply is switched on, the adjusting rod 203 is driven to rotate through the servo motor 202, the external threads on the outer side of the adjusting rod 203 are matched with the threaded holes in the adjusting block 201, the adjusting block 201 drives the adjusting frame 2 to move leftwards and rightwards, the adjusting frame 2 is limited through the limiting rod 205 and the limiting block 204, the rotating roller 301 is driven to move leftwards and rightwards through the adjusting frame 2, can make movable rod 302 and alignment jig 2 take place the activity through the activity hole, spring 304 exerts an elasticity to mount 3, makes live-rollers 301 and display screen in close contact with, measures the distance between alignment jig 2 and the mount 3 through infrared distance sensor 305 and reflection head 306 to the realization is measured the roughness of display screen fast, has improved the work efficiency of measuring tool.

The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a display screen roughness measurement tool which characterized in that: including bottom plate (1), be located alignment jig (2) at bottom plate (1) top and be located mount (3) of alignment jig (2) bottom, bottom plate (1) includes:

the movable groove (101) is arranged in the middle of the inner part of the bottom plate (1), and the top of the bottom plate (1) is provided with a support frame (102);

the fixing plates (103) are arranged on two sides in the supporting frame (102), and the middle positions of the bottoms of the two groups of fixing plates (103) are provided with movable blocks (104) penetrating into the movable grooves (101);

a bidirectional threaded rod (105) arranged in the movable groove (101), and two ends in the support frame (102) are both provided with a sliding rod (106) penetrating into the fixed plate (103);

the adjusting device comprises an adjusting block (201) arranged at one end of the top of an adjusting frame (2), a servo motor (202) is installed at one end of the top of one side of a movable groove (101), the output end of the servo motor (202) is connected with an adjusting rod (203) penetrating into the adjusting block (201), a limiting block (204) is arranged at one end, far away from the adjusting block (201), of the top of the adjusting frame (2), and a limiting rod (205) penetrating into the limiting block (204) is arranged at one end of the inside of a supporting frame (102); and

the setting is at inside live-rollers (301) of mount (3), the both sides at mount (3) top all are provided with movable rod (302) that run through to alignment jig (2) top, and are two sets of the top of movable rod (302) is provided with limiting plate (303), and is two sets of the outside that movable rod (302) are located mount (3) top all is provided with spring (304), the top of mount (3) is provided with multiunit infrared distance sensor (305), be provided with reflection head (306) directly over alignment jig (2) bottom is located infrared distance sensor (305).

2. The display screen flatness measurement jig according to claim 1, characterized in that: support frame (102) and bottom plate (1) welded connection, the inside one side of activity groove (101) is provided with the bearing, and inside two-way threaded rod (105) run through to the bearing, two-way threaded rod (105) are connected through bearing and bottom plate (1) rotation, and are two sets of the inside both ends of fixed plate (103) all are provided with the slide opening, fixed plate (103) are through slide opening and slide bar (106) sliding connection.

3. The display screen flatness measurement jig according to claim 1, characterized in that: two sets of movable block (104) are through activity groove (101) and bottom plate (1) swing joint, the outside at two-way threaded rod (105) both ends is provided with positive and negative screw thread, and is two sets of the inside intermediate position department of movable block (104) is provided with two-way threaded rod (105) assorted screw hole, movable block (104) are through screw hole and two-way threaded rod (105) threaded connection.

4. The display screen flatness measurement jig according to claim 1, characterized in that: one end of the servo motor (202) is provided with a mounting seat, the servo motor (202) is fixedly connected with the support frame (102) through the mounting seat, a limiting hole is formed in the limiting block (204), the limiting rod (205) penetrates through the limiting hole, and the limiting block (204) is connected with the limiting rod (205) in a sliding mode through the limiting hole.

5. The display screen flatness measurement jig according to claim 1, characterized in that: the adjusting device is characterized in that external threads are arranged on the outer side of the adjusting rod (203), threaded holes matched with the adjusting rod (203) are formed in the adjusting block (201), the adjusting block (201) is in threaded connection with the adjusting rod (203) through the threaded holes, and the adjusting block (201) is in welded connection with the adjusting frame (2).

6. The display screen flatness measurement jig according to claim 1, characterized in that: the inside of live-rollers (301) is provided with the dwang, live-rollers (301) rotate through dwang and mount (3) and are connected, the inside both ends of alignment jig (2) all are provided with the activity hole, activity pole (302) are through activity hole and alignment jig (2) swing joint.