CN218531890U - TFT screen precision detection device - Google Patents

Abstract

The utility model relates to a TFT screen technical field especially relates to a TFT screen precision detection device. The screen precision detection device comprises a feeding conveying unit, a feeding alignment unit, a first linear movement detection unit, a first linear glance camera unit, a second linear movement detection unit, a second linear glance camera unit, a feeding manipulator unit, a discharging unit and a discharging manipulator unit. Compared with the prior art, the device perfectly connects the TFT screen production line in series to form a full-automatic production line, thereby improving the production efficiency and the stability of quality.

Description

TFT screen precision detection device

Technical Field

The utility model relates to a TFT screen technical field especially relates to a TFT screen precision detection device.

Background

The TFT screen is the mainstream display equipment on various notebook computers and desktop computers, and each liquid crystal pixel point on the display screen is driven by a thin film transistor integrated behind the pixel point, so the TFT display screen is also an active matrix liquid crystal display equipment. Meanwhile, the TFT screen is also commonly applied to medium and high-end color screen mobile phones, and the visible TFT screen is extremely widely used.

The TFT screen manufacturing process is roughly divided into a front section, a middle section and a back section, and the Array process of the front section is similar to the semiconductor process, except that the TFT is formed on the glass, rather than on the silicon wafer as the semiconductor. The Cell in the middle section is formed by bonding a colored filter glass substrate with Array glass in the front section as a substrate, filling liquid crystal between the substrates, and bonding the substrates, and then cutting a large piece of glass into a panel. The back end is the assembly process of the module, and the glass and other components after the Cell process, such as circuits, outer frames, backlight panels, etc., are assembled and produced.

In the existing detection of the middle section of a TFT screen, an operator generally places a product to be detected on a quadratic element measuring instrument for measurement, and a detection mode using the quadratic element measuring instrument cannot form a fully-automatic production line process with the front section and the rear section of a detection process; meanwhile, the man-machine cooperation operation is adopted, so that the production process is poor in stability, the production efficiency is unstable, the reject ratio is high, and the production line utilization rate is insufficient.

Based on this, the utility model discloses in, a novel TFT screen precision detection device is proposed to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a TFT screen precision detection device, the device become a full automatic production line with the perfect series connection of TFT screen production line to improve the stability of production efficiency and quality.

The utility model adopts the following technical scheme: a TFT screen precision detection device, it includes the frame, and installs screen precision detection equipment in the frame, screen precision detection equipment includes:

the feeding conveying unit is used for inputting materials;

the feeding and arranging unit is arranged at the discharge end of the feeding and conveying unit;

the first linear movement detection unit is arranged on one side of the feeding alignment unit;

a first line-glance camera unit disposed above the first linear-motion detection unit for acquiring image information in a first direction of the material;

the second linear motion detection unit is arranged beside the first linear motion detection unit, and the sliding direction of a second sliding table on the second linear motion detection unit is vertical to the sliding direction of a first sliding table on the first linear motion detection unit;

a second linear glance camera unit disposed above the second linear motion detection unit for acquiring image information in a second direction of the material;

the feeding manipulator unit is arranged above the feeding alignment unit, the first linear movement detection unit and the second linear movement detection unit in a crossing mode, and the feeding manipulator unit is used for transferring materials on the feeding alignment unit, the first linear movement detection unit and the second linear movement detection unit;

the blanking unit is arranged at the discharge end of the second linear motion detection unit;

and the blanking manipulator unit stretches across the second linear motion detection unit and is arranged above the blanking unit, so that the second linear motion detection unit and the blanking unit can transfer materials between the second linear motion detection unit and the blanking unit.

Further, the feeding and conveying unit includes:

the feeding support frame is arranged at one end of the rack;

the first anti-static flat belt mechanism is arranged on the feeding support frame;

and the feeding speed regulating motor is arranged on one side of the feeding support frame and is in transmission connection with the input end of the first anti-static flat belt mechanism to drive the first anti-static flat belt mechanism to convey materials.

Further, the feeding alignment unit comprises a monolith conveying mechanism and a monolith positioning mechanism which are arranged on the rack; the material sheet conveying mechanism comprises a material sheet base arranged on the machine frame, a material sheet conveying roller assembly and a material sheet servo motor part arranged on the material sheet base, and a stopping assembly arranged at the discharge end of the material sheet base, wherein the output end of the material sheet servo motor part is in transmission connection with the material sheet conveying roller assembly and drives the material sheet conveying roller assembly to rotate;

the material arranging and positioning mechanism comprises a positioning base arranged on the rack, a clamping component arranged on the positioning base in a sliding manner, and a clamping servo motor arranged on the positioning base, wherein the output end of the clamping servo motor is connected with the clamping component in a transmission manner, and the clamping direction of the clamping component is perpendicular to the material conveying direction of the material arranging and conveying roller component, so that the material is clamped and centered positioning and correction are realized.

Further, the clamping servo motor is connected with the clamping assembly through a belt transmission assembly;

the clamping assembly comprises a first clamping plate and a second clamping plate which are oppositely arranged, and the first clamping plate and the second clamping plate are respectively arranged at two ends of a conveying roller in the monolith conveying roller assembly;

the first clamping plate is fixedly arranged on an upper belt of the belt transmission assembly, and the second clamping plate is fixedly arranged on a lower belt of the belt transmission assembly.

Furthermore, a plurality of through holes are formed in the first clamping plate and the second clamping plate;

and two ends of the conveying roller respectively penetrate through the through holes in the first clamping plate and the second clamping plate and are hinged to the material arranging base.

Furthermore, the first linear movement detection unit comprises a first linear module and a first suction plate piece arranged on a first sliding table of the first linear module;

and/or the second linear movement detection unit comprises a second linear module and a second suction plate arranged on a second sliding table of the second linear module.

Further, the first pan vision camera unit includes a first pan base mounted on the chassis, a first lens adjustment assembly mounted on top of the first pan base, and a first camera lens assembly mounted on the first lens adjustment assembly; the first lens adjusting assembly is used for adjusting the position of the first camera lens assembly in four directions, namely, up, down, left and right directions and adjusting an included angle between the first camera lens assembly and a material;

and/or the second linear vision camera unit comprises a second linear vision mount mounted on the chassis, a second lens adjustment assembly mounted on top of the second linear vision mount, and a second camera lens assembly mounted on the second lens adjustment assembly; the second camera lens adjusting component is used for adjusting the position of the second camera lens component in four directions, namely, up, down, left and right, and adjusting an included angle between the second camera lens component and the material.

Furthermore, the feeding manipulator unit comprises a feeding manipulator portal frame installed on the frame, a third linear module installed on the feeding manipulator portal frame, and a rotary sucker manipulator installed on the third linear module.

Furthermore, the blanking unit comprises an unqualified product receiving mechanism and a blanking conveying mechanism, and the unqualified product receiving mechanism and the blanking conveying mechanism are respectively arranged on two sides of the discharging end of the second linear movement detection unit;

the unqualified product receiving mechanism comprises a first blanking base arranged on the rack, a driving motor part fixedly arranged on the first blanking base and an unqualified product storage table hinged to the top of the first blanking base, wherein the output end of the driving motor part is in transmission connection with the unqualified product storage table to drive the unqualified product storage table to turn over;

unloading conveying mechanism includes:

the blanking support frame is arranged at the other end of the rack and is positioned on one side of the discharge end of the second linear movement detection unit;

the second anti-static flat belt mechanism is arranged on the blanking support frame;

and the blanking speed regulating motor is arranged on one side of the blanking support frame and is in transmission connection with the input end of the second anti-static flat belt mechanism to drive the second anti-static flat belt mechanism to convey materials.

Furthermore, the blanking manipulator unit comprises a second blanking base installed on the rack, a Z-axis linear module installed on the second blanking base and vertically arranged, a Y-axis linear module installed on the Z-axis linear module, and a rotary suction plate assembly installed on the Y-axis linear module, wherein the sliding directions of the Z-axis linear module and the Y-axis linear module are mutually perpendicular;

the rotary suction plate assembly comprises a rotary cylinder piece arranged on the sliding table of the Y-axis linear module and a third suction plate piece arranged at the bottom of the rotary cylinder piece, and the rotating shaft direction of the rotary cylinder piece is parallel to the sliding direction of the Z-axis linear module.

Compared with the prior art, the utility model discloses well TFT screen precision detection device's beneficial effect does:

the utility model discloses in this TFT screen precision detection device by the material loading conveying unit, material loading permutation unit, first linear motion detecting element, first line glances and feels camera unit, second linear motion detecting element, second line glances and feels camera unit, material loading manipulator unit, unloading unit and unloading manipulator unit constitute, mutually support through each unit, the realization is to TFT screen length and width image acquisition, and material loading conveying unit and unloading unit can directly be used for with anterior segment technology, the butt joint of back end technology, become a full-automatic production line with perfect the establishing ties of TFT screen production line, thereby improve the stability of production efficiency and quality.

Meanwhile, the line scanning vision camera is used for collecting image information, the collection precision is high, the distance between the four corner mark points of the material and the four edges of the material is favorably analyzed and calculated in the later stage, the purposes of checking the cutting precision and the grinding quantity are further achieved, products with insufficient cutting precision and unqualified grinding quantity are sorted correspondingly, and the generation of unqualified products in the later process can be reduced.

Drawings

In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of the TFT screen precision detection apparatus of the present invention;

FIG. 2 is a schematic structural diagram of the feeding and conveying unit in FIG. 1;

FIG. 3 is a schematic structural diagram of a feeding alignment unit in FIG. 1;

FIG. 4 is a schematic structural view of the monolith positioning mechanism of FIG. 3;

FIG. 5 is a schematic structural diagram of the first linear motion detecting unit in FIG. 1;

FIG. 6 is a schematic diagram of a first line scan vision camera unit of FIG. 1;

FIG. 7 is a schematic structural diagram of the second linear motion detecting unit in FIG. 1;

FIG. 8 is a schematic diagram of the second linear scan vision camera unit of FIG. 1;

fig. 9 is a schematic structural view of the feeding manipulator unit in fig. 1;

FIG. 10 is a schematic structural diagram of the feeding manipulator unit in FIG. 1;

FIG. 11 is a schematic structural view of the rejected product receiving mechanism in FIG. 1;

FIG. 12 is a schematic structural view of the blanking conveying mechanism in FIG. 1;

in the figure: a frame 1;

the device comprises a feeding conveying unit 2, a feeding support frame 2-1, a first anti-static flat belt mechanism 2-2 and a feeding speed regulating motor 2-3;

the device comprises a feeding arraying unit 3, a material arranging base 3-1, a material arranging conveying roller component 3-2, a material arranging servo motor component 3-3, a positioning base 3-4, a clamping component 3-5, a first clamping plate 3-5-1, a second clamping plate 3-5-2, a clamping servo motor 3-6, a belt transmission component 3-7 and a stopping component 3-8;

the device comprises a first linear movement detection unit 4, a first linear module 4-1 and a first suction plate member 4-2;

a first linear saccade camera unit 5, a first linear saccade base 5-1, a first lens adjustment assembly 5-2, a first manual displacement member 5-2-1, a first manual rotation member 5-2-2, a second manual displacement member 5-2-3, a first camera lens assembly 5-3;

the second linear motion detection unit 6, the second linear module 6-1 and the second suction plate 6-2;

a second linear scanning vision camera unit 7, a second linear scanning mount 7-1, a second lens adjustment assembly 7-2, a second camera lens assembly 7-3;

the device comprises a feeding manipulator unit 8, a feeding manipulator portal frame 8-1, a third linear module 8-2, a rotary sucker manipulator 8-3, a lifting assembly 8-3-1, a rotary part 8-3-2 and a sucker part 8-3-3;

the automatic feeding device comprises a feeding unit 9, a unqualified product receiving mechanism 9-1, a first feeding base 9-1-1, a driving motor 9-1-2, an unqualified product storage table 9-1-3, a product clamping groove 9-1-4, a feeding conveying mechanism 9-2, a feeding support frame 9-2-1, a second anti-static flat belt mechanism 9-2-2 and a feeding speed regulating motor 9-2-3;

the automatic feeding device comprises a feeding manipulator unit 10, a second feeding base 10-1, a Z-axis linear module 10-2, a Y-axis linear module 10-3 and a rotary suction plate assembly 10-4.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the present application, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The present invention will be discussed in detail below with reference to fig. 1 to 12 and specific embodiments:

as shown in fig. 1-12, the utility model provides a TFT screen precision detection device, the TFT screen mainly refers to the mainstream display equipment on all kinds of notebook computers and the desktop, the detection of mainly used TFT screen CELL section precision. It includes frame 1 and installs screen precision detection equipment in frame 1, screen precision detection equipment includes:

the feeding conveying unit 2 is used for inputting materials;

the feeding alignment unit 3 is arranged at the discharge end of the feeding conveying unit 2 and is used for adjusting the posture and the position of the material, conveying the material and adjusting the material to a preset position;

the first linear movement detection unit 4 is arranged on one side of the feeding alignment unit 3, and is used for conveying materials in a first direction of the materials;

a first linear glance camera unit 5, said first linear glance camera unit 5 being disposed above said first linear movement detection unit 4 for acquiring image information in a first direction of the material;

the second linear motion detection unit 6 is arranged beside the first linear motion detection unit 4, the sliding direction of a second sliding table on the second linear motion detection unit 6 is perpendicular to the sliding direction of a first sliding table on the first linear motion detection unit 4, and the second linear motion detection unit 6 is used for conveying materials along a second direction of the materials;

a second linear scanning vision camera unit 7, the second linear scanning vision camera unit 7 being disposed above the second linear movement detection unit 6 for acquiring image information in a second direction of the material;

the feeding manipulator unit 8 is arranged above the feeding alignment unit 3, the first linear movement detection unit 4 and the second linear movement detection unit 6 in a crossing mode, and the feeding manipulator unit 8 is used for transferring materials on the feeding alignment unit 3, the first linear movement detection unit 4 and the second linear movement detection unit 6;

the blanking unit 9, the blanking unit 9 is arranged at the discharging end of the second linear motion detection unit 6;

unloading manipulator unit 10, unloading manipulator unit 10 spanes and sets up second rectilinear movement detecting element 6 with the top of unloading unit 9 realizes right the transportation of second rectilinear movement detecting element 6 and unloading unit 9 between the two material.

It should be noted that the material is a TFT screen, and has a first direction and a second direction, in this embodiment, the first direction is a length direction of the material, and the second direction is a width direction of the material. Note that mark points are respectively provided at four corners of the TFT screen as position identification points.

The utility model discloses in this TFT screen precision detection device during operation, to wait to detect the material and carry the material to material permutation unit 3 department by material loading conveying unit 2, material loading permutation unit 3 can be adjusted material gesture and position, carries the material and adjusts to predetermineeing position department, puts the centre of just the conveying roller to material permutation unit 3. Then, the material is conveyed to the first suction plate of the first linear motion detection unit 4 from the feeding alignment unit 3 through the feeding manipulator unit 8, the first suction plate carries the material to pass through the lower part of the first linear scanning vision camera unit 5 at a constant speed for image acquisition, and image information of the material in the first direction is acquired.

Then, after the image information in the first direction is collected, the material can be transferred to a second suction plate of a second linear motion detection unit 6 through the cooperation of a linear motion detection unit 4 and a feeding manipulator unit 8, the second suction plate carries the material and scans the lower part of a visual camera unit 7 through a second line at a constant speed to collect the image information in the second direction of the material, the image information is all sent to a detection control unit (mainly collecting and analyzing the image information of the edge of the material) of the TFT screen precision detection device, and the detection control unit analyzes and judges whether the material is qualified or not according to a preset strategy. Specifically, the distance between the mark points at the four corners of the material and the edge of the material is calculated by analyzing the image information through the detection control unit, so that the purposes of checking the cutting precision and the grinding amount are achieved, and whether the material is qualified or not is analyzed and judged; when the distance between the four corner mark points of the material and the edge of the material is a preset distance value, the material is qualified, otherwise, the material is unqualified, and the preset distance value is set by a person skilled in the art according to actual conditions.

And finally, the blanking manipulator unit 10 conveys the materials on the second linear motion detection unit 6 to the corresponding position of the blanking unit 9 according to whether the materials are qualified or not, so as to realize blanking operation.

The utility model discloses in this TFT screen precision detection device by material loading conveying unit 2, material loading permutation unit 3, first linear motion detecting element 4, first line glances and feels camera unit 5, second linear motion detecting element 6, second line scanning vision camera unit 7, material loading manipulator unit 8, unloading unit 9 constitutes with unloading manipulator unit 10, through mutually supporting of each unit, the realization is to TFT screen length and width image acquisition, and material loading conveying unit 2 and unloading unit 9 can directly be used for with anterior segment technology, the butt joint of back end technology, become a full-automatic production line with perfect series connection of TFT screen production line, thereby improve the stability of production efficiency and quality. Meanwhile, the linear glance camera is used for collecting image information, the collection precision is high, the distance between the mark points at the four corners of the material and the edges of the four sides of the material can be analyzed and calculated in the later period, the purpose of checking the cutting precision and the grinding amount is further achieved, products with insufficient cutting precision and unqualified grinding amount are sorted correspondingly, and the generation of unqualified products in the following procedures can be reduced.

Further, the feeding and conveying unit 2 includes:

the feeding support frame 2-1 is arranged at one end of the rack 1, and the feeding support frame 2-1 is arranged at one end of the rack 1;

the first anti-static flat belt mechanism 2-2 is arranged on the feeding support frame 2-1, and the first anti-static flat belt mechanism 2-2 is arranged on the feeding support frame 2-1;

and the feeding speed regulating motor 2-3 is arranged on one side of the feeding support frame 2-1, is in transmission connection with the input end of the first anti-static flat belt mechanism 2-2, and drives the first anti-static flat belt mechanism 2-2 to convey materials. When the device works, the feeding speed regulating motor 2-3 drives the first anti-static flat belt mechanism 2-2 to act, so that material transmission is realized; the first anti-static flat belt mechanism 2-2 has an anti-static function, is beneficial to material conveying, and has good stability due to belt transmission.

Further, the feeding alignment unit 3 comprises a monolith conveying mechanism and a monolith positioning mechanism which are arranged on the machine frame 1; the monolith conveying mechanism comprises a monolith base 3-1 arranged on the frame 1, a monolith conveying roller assembly 3-2 and a monolith servo motor part 3-3 arranged on the monolith base 3-1, and a stopping assembly 3-8 arranged at the discharge end of the monolith base 3-1; the output end of the monolith servo motor part 3-3 is in transmission connection with the monolith conveying roller assembly 3-2, the monolith conveying roller assembly 3-2 is driven to rotate and used for conveying materials in the feeding alignment unit 3, and the stopping assembly 3-8 is arranged at the discharge end of the monolith base 3-1 and used for stopping the materials from being conveyed downwards along the monolith conveying roller assembly 3-2. In this embodiment, the stopping assembly 3-8 is an adjustable stopping assembly, that is, the distance between the stopping assembly and the discharge end of the material arranging base 3-1 is adjustable, so that the feeding arranging unit 3 is suitable for materials with different sizes, and the practicability is better.

The material arranging and positioning mechanism comprises positioning bases 3-4 arranged on the rack 1, clamping components 3-5 slidably arranged on the positioning bases 3-4 and clamping servo motors 3-6 arranged on the positioning bases 3-4, the output ends of the clamping servo motors 3-6 are in transmission connection with the clamping components 3-5, and the clamping direction of the clamping components 3-5 is perpendicular to the material conveying direction of the material arranging and conveying roller components 3-2 and used for clamping materials and realizing the centered positioning and correction of the materials.

Wherein, the clamping servo motor 3-6 is connected with the clamping component 3-5 through a belt transmission component 3-7. The clamping assembly 3-5 comprises a first clamping plate 3-5-1 and a second clamping plate 3-5-2 which are oppositely arranged, and the first clamping plate 3-5-1 and the second clamping plate 3-5-2 are respectively arranged at two ends of a conveying roller in the monolith conveying roller assembly 3-2.

The first clamping plate 3-5-1 is fixedly arranged on an upper belt of the belt transmission component 3-7, and the second clamping plate 3-5-2 is fixedly arranged on a lower belt of the belt transmission component 3-7. Meanwhile, a plurality of through holes are formed in the first clamping plate 3-5-1 and the second clamping plate 3-5-2. The both ends of the conveying roller respectively penetrate through the through holes on the first clamping plate 3-5-1 and the second clamping plate 3-5-2 to be hinged on the material arranging base 3-1, so that the sleeving of the first clamping plate 3-5-1 and the second clamping plate 3-5-2 is realized, the mounting stability is good, and meanwhile, the conveying roller is correspondingly connected with the material arranging servo motor part 3-3 in a transmission way.

When the material sorting machine works, the material sorting servo motor part 3-3 is started to drive the material sorting conveying roller component 3-2 to convey materials until the materials are conveyed to the stopping component 3-8 at the discharging end of the material sorting base 3-1, and the stopping component 3-8 stops the materials; and then, starting a clamping servo motor 3-6 to drive a belt transmission assembly 3-7 to rotate to move, driving a first clamping plate 3-5-1 and a second clamping plate 3-5-2 which are arranged on an upper belt and a lower belt of the belt transmission assembly 3-7 to be relatively close to each other, and moving towards the center of the feeding alignment unit 3 to realize the purposes of clamping, centering and aligning the materials on the conveying roller.

Further, the first linear movement detection unit 4 comprises a first linear module 4-1 and a first suction plate member 4-2 installed on a first sliding table of the first linear module 4-1, wherein the first suction plate member 4-2 is used for sucking materials, and corresponding bearing materials slide on the first linear module 4-1.

Similarly, the second linear movement detection unit 6 comprises a second linear module 6-1 and a second suction plate 6-2 installed on a second sliding table of the second linear module 6-1, and correspondingly, the second suction plate 6-2 is also used for sucking materials and bearing the materials to slide on the second linear module 6-1.

The utility model discloses in, all do not injectedly to the concrete structure etc. of first plate 4-2, the second plate 6-2 and the sharp module of inhaling, as long as can realize corresponding function can, all belong to the utility model discloses protection range.

Further, the first pan vision camera unit 5 includes a first pan base 5-1 mounted on the chassis 1, a first lens adjustment assembly 5-2 mounted on top of the first pan base 5-1, and a first camera lens assembly 5-3 mounted on the first lens adjustment assembly 5-2; the first lens adjusting component 5-2 is used for adjusting the position of the first camera lens component 5-3 in four directions, namely, up, down, left and right, and adjusting an included angle between the first camera lens component 5-3 and a material. In this embodiment, the first lens adjusting assembly 5-2 is a manual adjusting assembly, which facilitates simple manual adjustment according to actual situations. Meanwhile, the first line glance camera units 5 are provided in two sets, mounted side by side on the chassis 1.

Specifically, the specific structure of the first lens adjusting assembly 5-2 of the present invention is not limited, and can be designed by those skilled in the art according to the actual situation, as shown in the present embodiment, the first lens adjusting assembly 5-2 includes a first manual displacement member 5-2-1 installed on the first linear scanning base 5-1, a first manual rotation member 5-2-2 installed on the sliding platform of the first manual displacement member 5-2-1, and a second manual displacement member 5-2-3 installed at the rotation end of the first manual rotation member 5-2-2, and correspondingly, the first lens adjusting assembly 5-3 is installed on the sliding platform of the second manual displacement member 5-2-3, the sliding directions of the first manual displacement member 5-2-1 and the second manual displacement member 5-2-3 are perpendicular, and the sliding direction of the first manual displacement member 5-2-1 is parallel to the rotation axis direction of the first manual rotation member 5-2-2. The specific structure of the first manual displacement piece 5-2-1, the first manual rotating piece 5-2-2 and the second manual displacement piece 5-2-3 can be a sliding and rotating structure in the prior art. In this embodiment, the first manual displacement member 5-2-1 may be a manual/manual screw linear sliding table module, and the second manual displacement member 5-2-3 may be a rack and pinion manual module.

When the camera lens assembly adjusting device works, the first manual displacement piece 5-2-1, the first manual rotating piece 5-2-2 and the second manual displacement piece 5-2-3 are adjusted manually, so that the position of the first camera lens assembly 5-3 and the included angle between the first camera lens assembly 5-3 and a material are adjusted, a user can adjust the position and the angle of the first camera lens assembly 5-3 conveniently according to the actual conditions of the material and the like, and image information can be acquired conveniently.

Similarly, the second linear scanning vision camera unit 7 comprises a second linear scanning base 7-1 mounted on the frame 1, a second lens adjustment assembly 7-2 mounted on top of the second linear scanning base 7-1, and a second camera lens assembly 7-3 mounted on the second lens adjustment assembly 7-2; the second lens adjusting component 7-2 is used for adjusting the position of the second camera lens component 7-3 in four directions, namely, up, down, left and right, and adjusting an included angle between the second camera lens component 7-3 and a material. And specific, the structure of second line glance and feel camera unit 7 can refer to first line glance and feel camera unit 5 design, no longer give unnecessary details in the utility model discloses.

Further, the feeding manipulator unit 8 comprises a feeding manipulator gantry 8-1 installed on the frame 1, a third linear module 8-2 installed on the feeding manipulator gantry 8-1, and a rotary sucker manipulator 8-3 installed on the third linear module 8-2, wherein the rotary sucker manipulator 8-3 is used for grabbing materials and transferring the materials. In the embodiment, the rotary sucker manipulator 8-3 comprises a lifting component 8-3-1 arranged on a sliding table of the third linear module 8-2, a rotating part 8-3-2 arranged on the lifting table of the lifting component 8-3-1 and a sucker 8-3-3 arranged at a rotating end of the rotating part 8-3-2, the lifting direction of the lifting component 8-3-1 is perpendicular to the sliding direction of the third linear module 8-2 and used for driving the sucker 8-3-3 to lift, and the rotating part 8-3-2 is used for driving the sucker 8-3-3 to rotate, so that accurate material conveying is facilitated.

Further, the blanking unit 9 comprises an unqualified product receiving mechanism 9-1 and a blanking conveying mechanism 9-2, the unqualified product receiving mechanism 9-1 and the blanking conveying mechanism 9-2 are respectively arranged on two sides of the discharge end of the second linear movement detection unit 6, and qualified products analyzed and judged by the detection control unit are correspondingly placed on the blanking conveying mechanism 9-2 and correspondingly transmitted to the next process; and placing the detected unqualified products in the unqualified product receiving mechanism 9-1 for temporary storage.

The unqualified product receiving mechanism 9-1 comprises a first blanking base 9-1-1 installed on the rack 1, a driving motor 9-1-2 fixedly installed on the first blanking base 9-1-1, and an unqualified product storage table 9-1-3 hinged to the top of the first blanking base 9-1-1, wherein the output end of the driving motor 9-1-2 is in transmission connection with the unqualified product storage table 9-1-3 to drive the unqualified product storage table 9-1-3 to turn over. Meanwhile, correspondingly, the unqualified product storage table 9-1-3 is provided with a containing cavity, a product clamping groove 9-1-4 is fixedly arranged in the containing cavity through a quick clamp and the like, the quick detachable installation and the like of the product clamping groove 9-1-4 are realized, and the specific structure of the product clamping groove is designed according to the shape and the like of a product. When the unqualified product storage table 9-1-3 is filled with unqualified products, the driving motor element 9-1-2 drives the unqualified product storage table 9-1-3 to turn over for 90 degrees, so that an operator can replace the product clamping grooves in the unqualified product storage table 9-1-3 with empty product clamping grooves.

The blanking conveying mechanism 9-2 comprises:

the blanking support frame 9-2-1 is arranged at the other end of the rack 1 and is positioned on one side of the discharge end of the second linear movement detection unit 6;

the second anti-static flat belt mechanism 9-2-2 is arranged on the blanking support frame 9-2-1, and the second anti-static flat belt mechanism 9-2-2 is arranged on the blanking support frame;

and the blanking speed regulating motor 9-2-3 is arranged on one side of the blanking support frame 9-2-1 and is in transmission connection with the input end of the second anti-static flat belt mechanism 9-2-2 to drive the second anti-static flat belt mechanism 9-2-2 to convey materials. When the automatic feeding device works, the feeding speed regulating motor 9-2-3 drives the second anti-static flat belt mechanism 9-2-2 to act, so that material transmission is realized; the second anti-static flat belt mechanism 9-2-2 has an anti-static function, is beneficial to material conveying, and has good stability due to belt transmission.

Further, the blanking manipulator unit 10 comprises a second blanking base 10-1 installed on the rack 1, a Z-axis linear module 10-2 installed on the second blanking base 10-1 and vertically arranged, a Y-axis linear module 10-3 installed on the Z-axis linear module 10-2, and a rotary suction plate assembly 10-4 installed on the Y-axis linear module 10-3, wherein the sliding directions of the Z-axis linear module 10-2 and the Y-axis linear module 10-3 are mutually perpendicular to each other, so as to drive the rotary suction plate assembly 10-4 to slide in two mutually perpendicular directions.

The rotary suction plate assembly 10-4 comprises a rotary cylinder part arranged on the sliding table of the Y-axis linear module 10-3 and a third suction plate part arranged at the bottom of the rotary cylinder part, and the direction of a rotary shaft of the rotary cylinder part is parallel to the sliding direction of the Z-axis linear module, so that the angle of the third suction plate part can be conveniently adjusted. When the third suction plate component is in work, the Z-axis linear module 10-2, the Y-axis linear module 10-3 and the rotary suction plate component 10-4 are matched with each other, so that the third suction plate component is accurately conveyed.

The present invention has been further described with reference to specific embodiments, but it should be understood that the specific description herein should not be construed as limiting the spirit and scope of the present invention, and that various modifications to the above-described embodiments, which would occur to persons skilled in the art after reading this specification, are within the scope of the present invention.

Claims (10)

1. A TFT screen precision detection device which characterized in that: it includes the frame and installs screen precision check out test set in the frame, screen precision check out test set includes:

the feeding conveying unit is used for inputting materials;

the feeding alignment unit is arranged at the discharge end of the feeding conveying unit;

the first linear movement detection unit is arranged on one side of the feeding alignment unit;

a first linear glance camera unit disposed above the first linear motion detection unit for acquiring image information in a first direction of the material;

the second linear motion detection unit is arranged beside the first linear motion detection unit, and the sliding direction of a second sliding table on the second linear motion detection unit is vertical to the sliding direction of a first sliding table on the first linear motion detection unit;

a second linear glance camera unit disposed above the second linear motion detection unit for acquiring image information in a second direction of the material;

the feeding manipulator unit is arranged above the feeding alignment unit, the first linear movement detection unit and the second linear movement detection unit in a crossing mode, and the feeding manipulator unit is used for transferring materials on the feeding alignment unit, the first linear movement detection unit and the second linear movement detection unit;

the blanking unit is arranged at the discharge end of the second linear motion detection unit;

and the blanking manipulator unit stretches across the second linear motion detection unit and the upper part of the blanking unit, and the second linear motion detection unit and the blanking unit are transferred by materials between the second linear motion detection unit and the blanking unit.

2. The TFT screen accuracy detecting device according to claim 1, wherein:

the feeding and conveying unit comprises:

the feeding support frame is arranged at one end of the rack;

the first anti-static flat belt mechanism is arranged on the feeding support frame;

and the feeding speed regulating motor is arranged on one side of the feeding support frame and is in transmission connection with the input end of the first anti-static flat belt mechanism to drive the first anti-static flat belt mechanism to convey materials.

3. The TFT screen accuracy detecting device according to claim 1, wherein:

the feeding and arraying unit comprises a material arranging and conveying mechanism and a material arranging and positioning mechanism which are arranged on the rack; the material piece conveying mechanism comprises a material piece base arranged on the machine frame, a material piece conveying roller assembly and a material piece servo motor part arranged on the material piece base, and a stopping assembly arranged at the discharge end of the material piece base, wherein the output end of the material piece servo motor part is in transmission connection with the material piece conveying roller assembly to drive the material piece conveying roller assembly to rotate;

the material arranging and positioning mechanism comprises a positioning base arranged on the rack, a clamping component arranged on the positioning base in a sliding manner, and a clamping servo motor arranged on the positioning base, wherein the output end of the clamping servo motor is connected with the clamping component in a transmission manner, and the clamping direction of the clamping component is perpendicular to the material conveying direction of the material arranging and conveying roller component, so that the material is clamped and centered positioning and correction are realized.

4. The TFT screen accuracy detecting apparatus according to claim 3, wherein:

the clamping servo motor is connected with the clamping assembly through a belt transmission assembly;

the clamping assembly comprises a first clamping plate and a second clamping plate which are oppositely arranged, and the first clamping plate and the second clamping plate are respectively arranged at two ends of a conveying roller in the monolith conveying roller assembly;

the first clamping plate is fixedly arranged on an upper belt of the belt transmission assembly, and the second clamping plate is fixedly arranged on a lower belt of the belt transmission assembly.

5. The TFT screen accuracy detecting apparatus according to claim 4, wherein:

a plurality of through holes are formed in the first clamping plate and the second clamping plate;

and two ends of the conveying roller respectively penetrate through the through holes in the first clamping plate and the second clamping plate and are hinged to the material arranging base.

6. The TFT screen accuracy detecting apparatus according to claim 1, wherein:

the first linear movement detection unit comprises a first linear module and a first suction plate piece arranged on a first sliding table of the first linear module;

and/or the second linear motion detection unit comprises a second linear module and a second suction plate arranged on a second sliding table of the second linear module.

7. The TFT screen accuracy detecting apparatus according to claim 1, wherein:

the first pan vision camera unit includes a first pan base mounted on the chassis, a first lens adjustment assembly mounted on top of the first pan base, and a first camera lens assembly mounted on the first lens adjustment assembly; the first lens adjusting assembly is used for adjusting the position of the first camera lens assembly in four directions, namely, up, down, left and right directions and adjusting an included angle between the first camera lens assembly and a material;

and/or the second linear vision camera unit comprises a second linear vision mount mounted on the chassis, a second lens adjustment assembly mounted on top of the second linear vision mount, and a second camera lens assembly mounted on the second lens adjustment assembly; the second camera lens adjusting component is used for adjusting the position of the second camera lens component in four directions, namely, up, down, left and right, and adjusting an included angle between the second camera lens component and the material.

8. The TFT screen accuracy detecting device according to claim 1, wherein:

the feeding manipulator unit comprises a feeding manipulator portal frame installed on the rack, a third linear module installed on the feeding manipulator portal frame, and a rotary sucker manipulator installed on the third linear module.

9. The TFT screen accuracy detecting device according to claim 1, wherein:

the discharging unit comprises a unqualified product receiving mechanism and a discharging conveying mechanism, and the unqualified product receiving mechanism and the discharging conveying mechanism are respectively arranged on two sides of the discharging end of the second linear movement detection unit;

the unqualified product receiving mechanism comprises a first blanking base arranged on the rack, a driving motor part fixedly arranged on the first blanking base and an unqualified product storage table hinged to the top of the first blanking base, wherein the output end of the driving motor part is in transmission connection with the unqualified product storage table to drive the unqualified product storage table to turn over;

unloading conveying mechanism includes:

the blanking support frame is arranged at the other end of the rack and is positioned on one side of the discharge end of the second linear motion detection unit;

the second anti-static flat belt mechanism is arranged on the blanking support frame;

and the blanking speed regulating motor is arranged on one side of the blanking support frame and is in transmission connection with the input end of the second anti-static flat belt mechanism to drive the second anti-static flat belt mechanism to convey materials.

10. The TFT screen accuracy detecting device according to claim 1, wherein:

the blanking manipulator unit comprises a second blanking base arranged on the rack, a Z-axis linear module which is arranged on the second blanking base and is vertically arranged, a Y-axis linear module which is arranged on the Z-axis linear module, and a rotary suction plate assembly which is arranged on the Y-axis linear module, wherein the sliding directions of the Z-axis linear module and the Y-axis linear module are mutually vertical;

the rotary suction plate assembly comprises a rotary cylinder piece arranged on the sliding table of the Y-axis linear module and a third suction plate piece arranged at the bottom of the rotary cylinder piece, and the rotating shaft direction of the rotary cylinder piece is parallel to the sliding direction of the Z-axis linear module.

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