CN219179040U

CN219179040U - Water drop angle testing device with automatic lifting mechanism

Info

Publication number: CN219179040U
Application number: CN202320398636.0U
Authority: CN
Inventors: 张凤双; 卞恒卿; 金虎范
Original assignee: Qingdao Ronghe Intelligent Technology Co Ltd
Current assignee: Qingdao Ronghe Intelligent Technology Co Ltd
Priority date: 2023-03-07
Filing date: 2023-03-07
Publication date: 2023-06-13
Anticipated expiration: 2033-03-07

Abstract

The utility model discloses a water drop angle testing device with an automatic lifting mechanism, and belongs to the technical field of water drop angle testing. The technical proposal is as follows: comprises a main frame, a working unit, a liquid dropping unit, a CCD camera and a controller; the main frame comprises a chassis, a first bracket and a second bracket, wherein the first bracket and the second bracket are arranged at two ends of the chassis, a beam is arranged on the first bracket, a light source system is further arranged on the first bracket, a CCD camera is arranged on the second bracket, the working unit comprises a product testing platform and a lifting mechanism, and a vacuum adsorption device is arranged on the product testing platform; the liquid dropping unit is arranged on the cross beam and comprises an automatic sampler and a fixed base, and the automatic sampler is fixed on the cross beam through the fixed base. The utility model reduces the workload of operators and improves the production efficiency; the accident that the product bumps into the needle head caused by the too high manual rotation speed is prevented.

Description

Water drop angle testing device with automatic lifting mechanism

Technical Field

The utility model relates to the technical field of water drop angle testing, in particular to a water drop angle testing device with an automatic lifting mechanism.

Background

The water drop angle is used for indicating the angle of a contact angle formed between liquid and solid, judging the wettability of the liquid to the solid, and analyzing and judging the adhesive force, the adhesiveness, the hydrophobicity, the cleanliness and the like of the surface of an object through the angle value; in general, a larger contact angle indicates weaker wettability and shows hydrophobicity or hydrophobicity, and a smaller contact angle indicates stronger wettability and shows hydrophilicity.

When carrying out the drop angle test, unstable product is put to jumbo size 2D glass and 3D dysmorphism, current drop angle tester often needs the fixed product of one hand, and the platform that carries on the sample is moved to syringe needle department to the manual regulation of another hand, returns to the test position at the manual sample platform that controls, and this testing process has following problem: 1. the manual adjustment of the lifting height increases the workload of operators, increases the operation time and has low production efficiency; 2. the accident that the product hits the needle head is easy to happen due to the fact that the rotating speed is adjusted manually too fast, and the damage to the needle head and the scratch to the product are dangerous; 3. one hand is used for fixing the product, the other hand is used for other operations, the product is easy to fix and cannot shake slightly, and the test result is affected.

Disclosure of Invention

The utility model aims to solve the technical problems that: the utility model provides a overcome prior art's not enough provides a water droplet angle testing arrangement with automatic lifting mechanism, and product testing platform adopts automatic lifting device and the setting of infrared inductor on the product testing platform makes the relative position of product testing platform and drip syringe needle more accurate.

The technical scheme of the utility model is as follows: a drop angle testing device with an automatic lifting mechanism comprises a main frame, a working unit, a drop unit, a CCD camera and a controller;

the main frame comprises a chassis, a first bracket and a second bracket, wherein the first bracket and the second bracket are arranged at two ends of the chassis, a cross beam is arranged on the first bracket, an infrared sensor is arranged on the cross beam, the infrared sensor is arranged opposite to the product testing platform, a light source system is also arranged on the first bracket, a CCD camera is arranged on the second bracket, and the light source system and the CCD camera are arranged opposite to each other; the light source system, the CCD camera and the infrared sensor are all in electric signal connection with the controller; the working unit comprises a product testing platform and a lifting mechanism, the product testing platform is arranged on the chassis through the lifting mechanism, a vacuum adsorption device is arranged on the product testing platform, and the vacuum adsorption device is in electrical signal connection with the controller; the liquid dropping unit is arranged on the cross beam and comprises an automatic sampler and a fixed base, the automatic sampler is fixed on the cross beam through the fixed base, and the automatic sampler is connected with the controller through electric signals. Preferably, the lifting mechanism comprises a hydraulic cylinder, one end of the hydraulic cylinder is arranged on the chassis, a supporting table is installed on an output shaft of the hydraulic cylinder, the supporting table is connected with the product testing platform, and the hydraulic cylinder is connected with the controller through an electric signal.

Preferably, the first handles are arranged on two sides of the first bracket, and the second handles are arranged on two sides of the chassis.

Preferably, the chassis is an adjustable chassis, the adjustable chassis comprises an inner chassis and an outer chassis, the inner chassis and the outer chassis are both hollow cuboid structures, and the inner chassis is sleeved in the outer chassis and moves in the outer chassis along the length direction.

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

1. according to the product testing platform, the automatic lifting device and the infrared sensor on the product testing platform are adopted, so that the relative positions of the product testing platform and the dripping needle head are more accurate, the workload of operators is reduced, the operation time is shortened, and the production efficiency is improved; the accident that the product touches the needle head due to the excessively high manual rotation speed is prevented, and the damage to the needle head and the danger of scratching the product are avoided; 2. the vacuum adsorption device can ensure that products are stably fixed on a test platform for detection when some large-size 2D glass and 3D special-shaped glass are tested, and the test result is more accurate; 3. the arrangement of the first handle, the second handle and the adjustable chassis is more convenient for the movement of the tester, and improves the carrying efficiency of the tester.

Drawings

Fig. 1 is a schematic structural view of embodiment 1 of the present utility model.

Fig. 2 is a schematic structural view of embodiment 2 of the present utility model.

In the figure, 1, a main frame; 101. a chassis; 1011. an inner chassis; 1012. an outer chassis; 1013. a second handle; 102. a first bracket; 103. a second bracket; 1021. a cross beam; 1022. a light source system; 104. a first handle; 2. a CCD camera; 3. a product testing platform; 301. a vacuum adsorption device; 302. an infrared sensor; 401. an autosampler; 402. a fixed base; 501. a hydraulic cylinder; 502. and a support table.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1, the present embodiment provides a drop angle testing device with an automatic lifting mechanism, which comprises a main frame 1, a working unit, a drop unit, a CCD camera 2 and a controller;

the main frame 1 comprises a chassis 101, a first bracket 102 and a second bracket 103 which are arranged at two ends of the chassis 101, wherein a beam 1021 is arranged on the first bracket 102, an infrared sensor 302 (model RD-624 produced by Zhengzhou Wei electronic science and technology Co., ltd.) is arranged on the beam 1021, the infrared sensor 302 is opposite to the product testing platform 3, the sensing is realized by detecting the distance between the infrared sensor 302 and glass to be detected, a light source system 1022 is also arranged on the first bracket 102, a CCD camera 2 is arranged on the second bracket 103, the light source system 1022 and the CCD camera 2 are oppositely arranged, the light source system 1022 adopts a high-brightness LED lamp, and the light source system 1022 corresponds to the center of the CCD camera 2; the light source system 1022, the CCD camera 2 and the infrared sensor 302 are all in electrical signal connection with the controller;

the working unit comprises a product testing platform 3 and a lifting mechanism, wherein the product testing platform 3 is arranged on the chassis 101 through the lifting mechanism, the lifting mechanism comprises a hydraulic cylinder 501, one end of the hydraulic cylinder 501 is arranged on the chassis 101, a supporting table 502 is arranged on an output shaft of the hydraulic cylinder 501, the supporting table 502 is connected with the product testing platform 3, the hydraulic cylinder 501 is electrically connected with a controller, a vacuum adsorption device 301 (model DL-ZK 2900 produced by Shuyang county very-Huan E-commerce limited company) is arranged on the product testing platform 3, and the vacuum adsorption device 301 is electrically connected with the controller;

the drip unit is mounted on the beam 1021 and above the infrared sensor 302, and comprises an automatic sampler 401 (PAL 3 series II manufactured by helner trade (da company) limited) and a fixing base 402, wherein the automatic sampler 401 is fixed on the beam 1021 through the fixing base 402, and the automatic sampler 401 is electrically connected with the controller.

During the use, the test personnel will need the product that detects to place on product test platform 3, under the control of controller, vacuum adsorption equipment 301 starts to adsorb fixedly to the product, when product test platform 3 upwards moves to the position near autosampler 401 syringe needle under the drive of pneumatic cylinder 501, infrared inductor 302 senses the glass position of waiting to detect and gives the controller with transmission signal, after waiting to detect the distance between glass and the infrared inductor and reaching the setting value, controller control pneumatic cylinder 501 stops the removal, autosampler 401 drips, pneumatic cylinder 501 controls product test platform 3 and moves downwards, the height of product test platform 3 corresponds to the axial central position of CCD camera 2 and light source system 1022 when the extreme bottom position of pneumatic cylinder 501, the test is carried out after product test platform 3 moves to the assigned position.

Example 2

As shown in fig. 2, on the basis of embodiment 1, the first bracket 102 is provided with the first handle 104 on both sides, the second handle 1013 on both sides of the chassis 101, the chassis 101 is the adjustable chassis 101, the adjustable chassis 101 includes an inner chassis 1011 and an outer chassis 1012, the inner chassis 1011 and the outer chassis 1012 are hollow cuboid structures, the inner chassis 1011 is sleeved in the outer chassis 1012 and moves in the outer chassis 1012 along the length direction, the first handle 104, the second handle 1013 and the arrangement of the adjustable chassis 101 are more convenient for the movement of the tester, and the carrying efficiency of the tester is improved.

Although the present utility model has been described in detail by way of preferred embodiments with reference to the accompanying drawings, the present utility model is not limited thereto. Various equivalent modifications and substitutions for embodiments of the utility model may be made by those skilled in the art without departing from the spirit and scope of the utility model, and these modifications and substitutions are intended to be within the scope of the utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. Water drop angle testing arrangement with automatic lifting mechanism, its characterized in that: comprises a main frame (1), a working unit, a liquid dropping unit, a CCD camera (2) and a controller;

the main frame (1) comprises a chassis (101), a first bracket (102) and a second bracket (103), wherein the first bracket (102) and the second bracket (103) are arranged at two ends of the chassis (101), a cross beam (1021) is arranged on the first bracket (102), an infrared sensor (302) is arranged on the cross beam (1021), the infrared sensor (302) and the product testing platform (3) are oppositely arranged, a light source system (1022) is further arranged on the first bracket (102), a CCD camera (2) is arranged on the second bracket (103), and the light source system (1022) and the CCD camera (2) are oppositely arranged; the light source system (1022), the CCD camera (2) and the infrared sensor (302) are all in electrical signal connection with the controller;

the working unit comprises a product testing platform (3) and a lifting mechanism, the product testing platform (3) is arranged on the chassis (101) through the lifting mechanism, a vacuum adsorption device (301) is arranged on the product testing platform (3), and the vacuum adsorption device (301) is in electrical signal connection with the controller;

the drip unit is mounted on the cross beam (1021), the drip unit comprises an automatic sampler (401) and a fixing base (402), the automatic sampler (401) is fixed on the cross beam (1021) through the fixing base (402), and the automatic sampler (401) is electrically connected with the controller.

2. The drop angle testing device with automatic lifting mechanism as recited in claim 1, wherein: the lifting mechanism comprises a hydraulic cylinder (501), one end of the hydraulic cylinder (501) is arranged on the chassis (101), a supporting table (502) is arranged on an output shaft of the hydraulic cylinder (501), the supporting table (502) is connected with the product testing platform (3), and the hydraulic cylinder (501) is electrically connected with the controller.

3. The drop angle testing device with automatic lifting mechanism as recited in claim 2, wherein: the two sides of the first bracket (102) are provided with a first handle (104), and the two sides of the chassis (101) are provided with a second handle (1013).

4. The drop angle testing device with automatic lifting mechanism as recited in claim 2, wherein: the chassis (101) is an adjustable chassis (101), the adjustable chassis (101) comprises an inner chassis (1011) and an outer chassis (1012), the inner chassis (1011) and the outer chassis (1012) are both of hollow cuboid structures, and the inner chassis (1011) is sleeved in the outer chassis (1012) and moves in the outer chassis (1012) along the length direction.