CN213148219U

CN213148219U - Water tightness test equipment

Info

Publication number: CN213148219U
Application number: CN202021611065.7U
Authority: CN
Inventors: 孙丰; 吴斌; 张宝峰; 刘斌
Original assignee: Suzhou Secote Precision Electronic Co Ltd
Current assignee: Suzhou Secote Precision Electronic Co Ltd
Priority date: 2020-08-06
Filing date: 2020-08-06
Publication date: 2021-05-07
Anticipated expiration: 2030-08-06

Abstract

The application discloses water tightness test equipment, be in including removal subassembly, slip setting remove the last download utensil subassembly of subassembly, set up and be in download utensil subassembly top and can with download utensil subassembly sealing connection's last utensil subassembly and drive go up the lifting unit that the carrier subassembly reciprocated, the examination product place in go up between utensil subassembly and the download utensil subassembly, the lower carrier subassembly is in test aqueous vapor is input to one side of the product of awaiting measuring, it is in to go up the carrier subassembly the negative pressure is taken out to the other side of the product of awaiting measuring. The utility model provides a water tightness test equipment has replaced most devices that pass through the gas tightness test on the existing market, and the test effect is more accurate.

Description

Water tightness test equipment

Technical Field

The application relates to the technical field of detection equipment, in particular to water tightness testing equipment.

Background

With the development of society, the human cost rises gradually, the automation industry rises day by day, the wide use of automation equipment cannot be replaced, and the rapid popularization of the automation equipment, which is an important tool, can save a large amount of manpower, material resources and financial resources for various industries. The quality of the product is improved, and the output value benefit of enterprises is increased.

Meanwhile, along with the rapid development of electronic products, the market puts higher demands on the quality of the electronic products, particularly on the waterproof performance of the electronic products. Therefore, when the electronic product leaves the factory, the manufacturer usually performs a water tightness test on the electronic product. At present, the water tightness test is mainly completed through an air tightness test, namely, a water testing environment is simulated, and a cavity type or direct type air tightness test is carried out without drying. However, the air tightness test cannot completely simulate the complex environment in water, certain misjudgment exists, and the product qualified through the air tightness test cannot achieve hundreds of percent of waterproof performance.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the technology, the water tightness testing equipment with more accurate testing result is provided.

In order to solve the technical problem, the technical scheme adopted by the application is as follows:

the utility model provides a water tightness test equipment, includes the removal subassembly, slides and sets up down on the removal subassembly possesses the subassembly, sets up down possess the subassembly top and can with down carry the utensil subassembly and drive of utensil subassembly sealing connection go up the lift subassembly that the carrier subassembly reciprocated, the examination product that awaits measuring is placed in go up between the utensil subassembly and the download utensil subassembly, it is in to go down the carrier subassembly one side input test aqueous vapor of the examination product that awaits measuring, it is in to go up the carrier subassembly the negative pressure is taken out to the other side of examination product that awaits measuring.

In an embodiment of the present application, the lower carrier assembly includes a first connection block connected to the moving assembly, a base fixedly mounted on the first connection block, and a lower carrying fixture hermetically connected to the base to form an accommodation cavity.

In an embodiment of the present application, the base includes a connecting plate fixedly connected to the first connecting block and slidably connected to the moving assembly, and a boss disposed on the connecting plate.

In an embodiment of the application, a first groove is formed in the boss, an inlet through hole for inputting test water vapor and an outlet through hole for outputting the test water vapor are formed in the first groove, a first sealing ring is arranged on the end face of the boss, and the first sealing ring is arranged outside the first groove in a surrounding mode.

In an embodiment of the application, a second groove used for accommodating the boss is formed in the bottom of the lower bearing jig, a first sealing ring of the boss is connected with the upper wall of the second groove in a sealing manner, a first through hole matched with the first groove is formed in the second groove, and the accommodating cavity is formed by the inner side wall of the first groove and the inner side wall of the first through hole.

In an embodiment of the application, the water tightness test equipment further comprises a table board, the moving assembly comprises a pair of first linear guide rails fastened on the table board and a cylinder driving the lower carrier assembly to move on the first linear guide rails, the cylinder is connected with the first connecting block, and the base is slidably connected on the first linear guide rails.

In an embodiment of the present application, the upper carrier assembly includes a second connection block connected to the lifting assembly and a sealing block hermetically connected to the second connection block.

In an embodiment of the application, a third groove is formed in the bottom of the sealing block, an air exhaust through hole used for being connected with a vacuum pump is formed in the third groove, and the air exhaust through hole is further connected with a detection instrument used for collecting gas.

In an embodiment of the application, a second sealing ring is arranged on the end face of the bottom of the sealing block, the second sealing ring is arranged outside the third groove in a surrounding manner, and abutting tables for abutting against the edges of products to be tested are arranged on two sides of the third groove.

In an embodiment of the application, the lifting assembly comprises a servo motor and a screw rod connected with the servo motor, and the screw rod is connected with the second connecting block to drive the upper carrier assembly to lift.

Compared with the prior art, the application has the beneficial effects that:

according to the water tightness testing device, the water tightness testing mechanism consisting of the lower tool assembly for inputting testing water vapor to one side of a product to be tested and the upper tool assembly for pumping negative pressure to the other side of the product to be tested is adopted, so that most of devices passing through air tightness testing in the current market are replaced, and the testing effect is more accurate; meanwhile, the lower loading tool assembly is arranged on the moving assembly in a sliding mode, so that the products to be detected can be conveniently taken and placed; the upper carrier assembly is driven to lift through the lifting assembly, pressure when the upper carrier assembly is connected with the lower carrier assembly in a sealing mode is guaranteed, and accuracy of the detection structure is further improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts. Wherein:

fig. 1 is a schematic structural view of a water tightness testing device proposed in the present application;

FIG. 2 is a schematic diagram of the structure of the downloader component of FIG. 1;

FIG. 3 is a schematic view of the base of FIG. 2;

FIG. 4 is a schematic structural view of the lower supporting jig shown in FIG. 2;

FIG. 5 is a schematic view of the upper carrier assembly and lift assembly of FIG. 1;

fig. 6 is a schematic structural view of the upper carrier assembly of fig. 5.

In the figure, 1, a table top; 2. a moving assembly; 21. a first linear guide rail; 22. a cylinder; 3. a downloading tool component; 31. a first connection block; 32. a base; 321. a connecting plate; 322. a boss; 323. a first groove; 324. an inlet through hole; 325. an outlet through hole; 326. a first seal ring; 33. a lower bearing jig; 331. a second groove; 332. a first through hole; 333. an accommodating chamber; 4. an upper loader assembly; 41. a second connecting block; 42. a sealing block; 421. a third groove; 422. a butting table; 423. a second seal ring; 424. an air exhaust through hole; 5. a lifting assembly; 51. a servo motor; 52. a screw rod; 53. a fixed platform; 54. a stay bar.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the application and are not limiting of the application. It should be further noted that, for the convenience of description, only some of the structures related to the present application are shown in the drawings, not all of the structures. 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 application.

The terms "comprising" and "having," as well as any variations thereof, in this application are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

As shown in fig. 1, a water tightness testing apparatus corresponding to a preferred embodiment of the present invention includes a table top 1, a moving assembly 2 disposed on the table top 1, a down loader assembly 3 slidably disposed on the moving assembly 2, an up loader assembly 4 disposed above the down loader assembly 3 and capable of being hermetically connected to the down loader assembly 3, and a lifting assembly 5 for driving the up loader assembly 4 to move up and down, wherein a product to be tested is placed between the up loader assembly 4 and the down loader assembly 3, the down loader assembly 3 inputs testing moisture at one side of the product to be tested, and the up loader assembly 4 is used for pumping negative pressure at the other side of the product to be tested.

The moving assembly 2 includes a pair of first linear rails 21 fastened to the table top 1 and a cylinder 22 driving the lower carrier assembly 3 to move on the first linear rails 21. When the device is used, the air cylinder 22 drives the lower carrier component 3 to move to the position of the feeding part for placing a product, and then the air cylinder 22 drives the lower carrier component 3 filled with the product to move to the position below the upper carrier component 4 for the next operation.

As shown in fig. 2 to 4, the lower jig assembly 3 includes a first connecting block 31 connected to the cylinder 22, a base 32 fixedly mounted on the first connecting block 31, and a lower carrying jig 33 hermetically connected to the base 32 to form a receiving cavity 333. The base 32 includes a connecting plate 321 fixedly connected to the first connecting block 31 and slidably connected to the first linear guide 21, and a boss 322 disposed on the connecting plate 321. The boss 322 is provided with a first groove 323, the first groove 323 is internally provided with an inlet through hole 324 for inputting test water vapor and an outlet through hole 325 for outputting test water vapor, wherein the test water vapor is respectively filled and inflated through the inlet through hole 324, so that the water in the accommodating cavity 333 reaches a certain pressure. The end face of the boss 322 is provided with a first sealing ring 326, and the first sealing ring 326 is arranged outside the first groove 323 in a surrounding manner. The bottom of the lower supporting jig 33 is provided with a second groove 331 for accommodating the boss 322, the lower supporting jig 33 is further provided with a first through hole 332 matched with the first groove 323, and the first through hole 332 is located in the second groove 331. The first sealing ring 326 of the boss 322 is sealingly connected to the upper wall of the second groove 331 so that the first groove 323 and the inner side wall of the first through hole 332 form a receiving chamber 333 for receiving water and gas input from the inlet through hole 324 at the time of testing.

As shown in fig. 5 and 6, the upper carrier assembly 4 includes a second connecting block 41 connected to the lifting assembly 5 and a sealing block 42 hermetically connected to the second connecting block 41, a third groove 421 is formed at the bottom of the sealing block 42, and preferably, abutting tables 422 are disposed at two sides of the third groove 421, so that when the upper carrier assembly 4 is hermetically connected to the lower carrier assembly 3, the abutting tables 422 can abut against edges of the product to fix the product, prevent the product from being displaced by the testing moisture in the accommodating cavity 333 to cause a testing error, and enable the product and the accommodating cavity 333 to form a sealed space. The bottom end face of the sealing block 42 is provided with a second sealing ring 423, and the second sealing ring 423 is arranged outside the third groove 421 in a surrounding manner, so that the sealing block 42 can be connected with the lower bearing jig 33 in a sealing manner to form a sealing cavity. An air exhaust through hole 424 used for being connected with a vacuum pump is formed in the third groove 421, the air exhaust through hole 424 is further connected with an instrument used for collecting gas, and whether a test product is qualified or not is judged according to the quantity of the collected gas of the instrument.

The lifting assembly 5 comprises a servo motor 51 and a screw rod 52 connected with the servo motor 51, and the screw rod 52 is connected with the second connecting block 41 to drive the upper carrier assembly 4 to lift. The servo motor 51 is fixed on the fixed platform 53 through a bracket, the fixed platform 53 is arranged between the table top 1 and the upper table top 1, and is fixed on the table top 1 through a plurality of support rods 54.

When the water tightness testing equipment is used, a product to be detected is placed on the first through hole 332 of the lower bearing jig 33, the sealing block 42 is driven to be pressed downwards through the servo motor 51, the abutting table 422 in the sealing block 42 is enabled to be abutted against the edge of the product to fix the product, the product and the containing cavity 333 form a sealing space, and meanwhile, the sealing block 42 is enabled to be connected with the lower bearing jig 33 in a sealing mode to form a sealing cavity. The outlet through hole 325 is closed, water and air are respectively filled from the inlet through hole 324, so that the water in the accommodating cavity 333 reaches a certain pressure, the vacuum pump is started, the sealed cavity is pumped with negative pressure, an instrument connected with the pumping through hole 424 and used for collecting gas is used for judging whether the sealing performance of the product is qualified, if the instrument collects gas, the product is an unqualified product, and if the instrument does not collect gas, the product is a qualified product.

The above description is only for the purpose of illustrating embodiments of the present invention and is not intended to limit the scope of the present invention, and all modifications, equivalents, and equivalent structures or equivalent processes that can be used directly or indirectly in other related fields of technology shall be encompassed by the present invention.

Claims

1. The utility model provides a water tightness test equipment, its characterized in that is in including removing subassembly (2), slip setting remove downloading utensil subassembly (3), setting on subassembly (2) and be in lower carrier subassembly (3) top and can with download utensil subassembly (3) sealing connection's last carrier subassembly (4) and drive go up lift subassembly (5) that carrier subassembly (4) reciprocated, the product that awaits measuring place in go up between carrier subassembly (4) and downloading utensil subassembly (3), lower carrier subassembly (3) are in the test aqueous vapor is input to one side of the product that awaits measuring, it is in to go up carrier subassembly (4) the negative pressure is taken out to the other side of the product that awaits measuring.

2. The water tightness testing apparatus according to claim 1, wherein the lower carrier assembly (3) comprises a first connection block (31) connected with the moving assembly (2), a base (32) fixedly mounted on the first connection block (31), and a lower bearing jig (33) hermetically connected with the base (32) to form a containing cavity (333).

3. The water tightness testing device according to claim 2, characterized in that said base (32) comprises a connection plate (321) fixedly connected with said first connection block (31) and slidingly connected with said mobile assembly (2) and a boss (322) provided on said connection plate (321).

4. The water tightness testing device according to claim 3, characterized in that a first groove (323) is formed in the boss (322), an inlet through hole (324) for inputting testing water vapor and an outlet through hole (325) for outputting testing water vapor are formed in the first groove (323), a first sealing ring (326) is arranged on the end face of the boss (322), and the first sealing ring (326) is arranged outside the first groove (323) in a surrounding manner.

5. The water tightness testing device according to claim 4, wherein a second groove (331) for accommodating the boss (322) is formed at the bottom of the lower bearing jig (33), a first sealing ring (326) of the boss (322) is connected with the upper wall of the second groove (331) in a sealing manner, a first through hole (332) matched with the first groove (323) is formed in the second groove (331), and the accommodating cavity (333) is formed by the inner side walls of the first groove (323) and the first through hole (332).

6. The water tightness testing apparatus according to claim 2, further comprising a table top (1), wherein said moving assembly (2) comprises a pair of first linear rails (21) fastened on said table top (1) and a cylinder (22) driving said lower carriage assembly (3) to move on said first linear rails (21), said cylinder (22) being connected to said first connecting block (31), said base (32) being slidably connected to said first linear rails (21).

7. The water tightness testing apparatus according to claim 1, wherein the upper carrier assembly (4) includes a second connection block (41) connected to the lifting assembly (5) and a sealing block (42) sealingly connected to the second connection block (41).

8. The water tightness testing device according to claim 7, characterized in that a third groove (421) is formed in the bottom of the sealing block (42), an air suction through hole (424) for connecting with a vacuum pump is formed in the third groove (421), and the air suction through hole (424) is further connected with a detection instrument for collecting gas.

9. The water tightness testing device according to claim 8, characterized in that a second sealing ring (423) is arranged on the bottom end face of the sealing block (42), the second sealing ring (423) is arranged around the outside of the third groove (421), and abutting tables (422) for abutting against the edge of the product to be tested are arranged on two sides of the third groove (421).

10. The water tightness testing device according to claim 7, wherein said lifting assembly (5) comprises a servo motor (51) and a lead screw (52) connected to said servo motor (51), said lead screw (52) being connected to said second connecting block (41) to drive said upper carrier assembly (4) to lift.