CN213022158U

CN213022158U - Air tightness detection device

Info

Publication number: CN213022158U
Application number: CN202022141235.6U
Authority: CN
Inventors: 吴子平
Original assignee: Fujian Huanchu Installation Engineering Co ltd
Current assignee: Fujian Huanchu Installation Engineering Co ltd
Priority date: 2020-09-26
Filing date: 2020-09-26
Publication date: 2021-04-20
Anticipated expiration: 2030-09-26

Abstract

The utility model discloses an air tightness detection device, including the support, fixed crossbeam and the water tank of being provided with respectively on the support, and the guide hole has all been seted up to the support both sides, and the cover that all slides in two guide holes is equipped with the rack, is provided with motor and the driving shaft that is connected on the crossbeam respectively, and corresponds in the crossbeam both ends and be provided with the driven shaft, on driving shaft and two driven shafts respectively fixed cover be equipped with the one-level gear and the second grade gear that the meshing is connected. The utility model is provided with a driving shaft driven by a motor to rotate on a beam, and drives two driven shafts vertically arranged to rotate horizontally by utilizing a primary gear and a secondary gear which are connected in a meshing way; a rack which is slidably sleeved in the support is driven by a three-stage gear on a driven shaft to drive the placing table to horizontally move so as to clamp and fix an object to be detected; and then the hydraulic cylinder drives the pressing plate to drive the placing seat in the vertical direction, so that the object to be detected enters the water tank to be contacted with liquid to realize air tightness detection.

Description

Air tightness detection device

Technical Field

The utility model relates to an article functional detection technical field especially relates to an air tightness detection device.

Background

The development of scientific technology greatly improves the industrial manufacturing level, so that the market also puts higher requirements and standards on various attributes of industrial manufactured products, wherein the level of air tightness is an important aspect for measuring one functional attribute of the products.

Under the conventional technology, carry out the gas tightness to the product and detect and generally adopt light beam or gaseous operation means, but light beam and gaseous detection mode operation have certain degree of difficulty, and can lead to the increase by a wide margin of detection cost, though also there is the mode that adopts liquid detection under the prior art, but because of being difficult to guarantee to detect the stability of thing when concrete operation, the accident that the thing inclines in the liquid and topples over even very easily takes place to detect, further cause the liquid seepage, very easily cause the negative effects in the aspect of efficiency and effect for gas tightness detection work.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that is difficult to carry out the gas tightness to article and detect among the prior art, and the gas tightness detection device who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an air tightness detection device, includes the support, fixed crossbeam and the water tank of being provided with respectively on the support, and the support both sides have all seted up the guiding hole, two it is equipped with the rack to all slide the cover in the guiding hole, be provided with motor and the driving shaft that is connected respectively on the crossbeam, and correspond in the crossbeam both ends and be provided with the driven shaft, on driving shaft and two driven shafts respectively fixed cover be equipped with the one-level gear and the second grade gear that the meshing is connected, and fixed cover is equipped with the tertiary gear with rack looks meshing on the driven shaft, crossbeam lower extreme fixed mounting has the pneumatic cylinder, and the pneumatic cylinder output is connected with the clamp plate, the equal swing joint in clamp plate both ends has places the seat, place the seat outside internal fixation be provided with the guide bar that the rack was.

Preferably, the crossbeam is horizontally arranged at the upper end of the bracket, and the water tank with an upper end opening for containing liquid is positioned at the lower end of the bracket.

Preferably, the motor is fixedly arranged at one end of the cross beam, the driving shaft connected with the output end of the motor is horizontally and rotatably arranged on the cross beam, and the two driven shafts are vertically and rotatably arranged at two ends of the cross beam.

Preferably, the primary gear and the secondary gear are both bevel gears, and the tertiary gear at the lower end of the driven shaft is a flat gear.

Preferably, the two ends of the pressing plate are correspondingly provided with limiting holes, and the upper end of the placing seat is welded with a limiting bolt which is sleeved in the limiting holes in a sliding manner.

Preferably, the spring is fixedly sleeved at the upper end of the guide rod.

Compared with the prior art, the utility model discloses possess following advantage:

1. the utility model is characterized in that a driving shaft driven by a motor to rotate is transversely arranged on a cross beam, and two driven shafts vertically arranged are driven to rotate horizontally by a primary gear and a secondary gear which are connected in a meshing manner; and then the rack in the bracket is driven by the three-stage gear on the driven shaft to slide to drive the placing table to horizontally move so as to clamp and limit the object to be detected.

2. The utility model discloses set up the clamp plate by pneumatic cylinder driven on the crossbeam to utilize in the clamp plate to drive the seat of placing that two levels correspond, so that place the seat and support and wait to detect that the thing carries out moving down of vertical direction, thereby make to detect the thing and get into and carry out comprehensive gas tightness detection in the water tank.

To sum up, the utility model arranges the driving shaft driven by the motor to rotate on the beam, and drives two vertically arranged driven shafts to horizontally rotate by utilizing the primary gear and the secondary gear which are connected in a meshing way; a rack which is slidably sleeved in the support is driven by a three-stage gear on a driven shaft to drive the placing table to horizontally move so as to clamp and fix an object to be detected; and then the hydraulic cylinder drives the pressing plate to drive the placing seat in the vertical direction, so that the object to be detected enters the water tank to be contacted with liquid to realize air tightness detection.

Drawings

Fig. 1 is a schematic structural view of an air tightness detecting device according to the present invention;

fig. 2 is an enlarged schematic view of a part a of the air tightness detecting device according to the present invention;

fig. 3 is a schematic view of a pressing plate structure of the air tightness detecting device provided by the present invention.

In the figure: the device comprises a support 1, a cross beam 2, a water tank 3, guide holes 4, a rack 5, a motor 6, a driving shaft 7, a driven shaft 8, a first-level gear 9, a second-level gear 10, a third-level gear 11, a hydraulic cylinder 12, a pressing plate 13, a limiting hole 14, a placing seat 15, a limiting bolt 16, a guide rod 17 and a spring 18.

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 embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, an air tightness detecting device comprises a support 1, a cross beam 2 and a water tank 3 are respectively and fixedly arranged on the support 1, liquid for detection is contained in the water tank 3, an object to be detected is immersed in the liquid, the air tightness effect of the object to be detected is evaluated by checking whether the liquid permeates into the object to be detected, guide holes 4 are respectively arranged on two sides of the support 1, racks 5 are respectively and slidably sleeved in the two guide holes 4, the racks 5 horizontally move through the guide holes 4 to realize the approaching or separating of a placing seat 15, a motor 6 and a driving shaft 7 which are connected are respectively arranged on the cross beam 2, the motor 6 adopts a servo motor with the product model of HC-SFS702B, driven shafts 8 are correspondingly arranged in two ends of the cross beam 2, a primary gear 9 and a secondary gear 10 which are respectively and fixedly sleeved on the driving shaft 7 and the two driven shafts 8, it should be noted that, be provided with the bearing that supports driving shaft 7 and driven shaft 8 in the crossbeam 2 rotatably, and fixed cover is equipped with tertiary gear 11 with rack 5 engaged with on the driven shaft 8, crossbeam 2 lower extreme fixed mounting has pneumatic cylinder 12, the model of pneumatic cylinder 12 is YGS70 30 520, it sets up perpendicularly, in order to drive pneumatic cylinder 13 and reciprocate, and pneumatic cylinder 12 output is connected with clamp plate 13, clamp plate 13 both ends all swing joint have place the seat 15, place the seat 15 and be L type structure, in order to be used for placing the thing that awaits measuring, place the seat 15 outside internal fixation and be provided with the guide bar 17 that the rack 5 was established to the slip cover, and fixed cover is equipped with on the guide bar 17 with the spring 18 with rack 5 looks welded, spring 18 is tension spring, in order to place seat 15 upwards removal under the tension of spring 18, in order to wait the placing of thing.

Crossbeam 2 level sets up in support 1 upper end, and the upper end opening splendid attire has the water tank 3 of liquid to be located support 1 lower extreme, through will waiting to detect the thing and submerge in water tank 3 to treat and detect the thing.

The motor 6 is fixedly arranged at one end of the cross beam 2, the driving shaft 7 connected with the output end of the motor 6 is horizontally rotated and arranged on the cross beam 2, the two driven shafts 8 are vertically rotated and arranged at two ends of the cross beam 2, the driving shaft 7 is driven to rotate by the motor 6, and the primary gear 9 and the secondary gear 10 which are connected in a meshed mode are used for achieving synchronous rotation of the two driven shafts 8.

The first-stage gear 9 and the second-stage gear 10 are both bevel gears, and the third-stage gear 11 at the lower end of the driven shaft 8 is a flat gear.

Spacing hole 14 has been seted up in the clamp plate 13 both ends correspondence, and places the welding of seat 15 upper end and locate the spacing bolt 16 in spacing hole 14, utilizes clamp plate 13 can lead spacing to horizontal migration's the seat 15 of placing to ensure to place seat 15 and wait to detect the mobility stability of thing, also can utilize clamp plate 13 to carry out the drive of vertical direction to placing seat 15 simultaneously.

The spring 18 is fixedly sleeved on the upper end of the guide rod 17 to ensure the stability of the placing seat 15 moving upwards by itself.

The utility model discloses its functional principle is explained to following mode of operation of accessible:

the object to be detected is stably placed on the two placing seats 15;

the motor 6 is controlled to be started, the output end of the motor 6 drives the driving shaft 7 to rotate, and the driving shaft 7 drives the two driven shafts 8 to rotate through the primary gear 9 and the secondary gear 10 which are connected in a meshed mode;

the two driven shafts 8 drive the corresponding racks 5 to slide in the guide holes 4 by utilizing the three-stage gear 11, and the two racks 5 drive the placing seats 15 to move oppositely so as to clamp and fix the object to be detected from the positions at two sides;

in the process, the two placing seats 15 drive the limiting bolts 16 to horizontally move in the limiting holes 14 in the pressure plate 13;

the hydraulic cylinder 12 is controlled to be opened, the output end of the hydraulic cylinder 12 extends downwards, the pressure plate 13 is stressed to extrude the placing seat 15, so that the placing seat 15 drives the guide rod 17 to vertically move downwards in one end of the rack 5 and extrude the spring 18;

the placing seat 15 drives the object to be detected to vertically downwards enter the water tank 3 and completely immerse into the liquid in the water tank 3.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The air tightness detection device comprises a support (1) and is characterized in that a cross beam (2) and a water tank (3) are fixedly arranged on the support (1) respectively, guide holes (4) are formed in two sides of the support (1), a rack (5) is sleeved in each guide hole (4) in a sliding mode, a motor (6) and a driving shaft (7) which are connected are arranged on the cross beam (2) respectively, driven shafts (8) are correspondingly arranged in two ends of the cross beam (2), a primary gear (9) and a secondary gear (10) which are connected in a meshed mode are respectively fixedly sleeved on the driving shaft (7) and the two driven shafts (8), a tertiary gear (11) which is meshed with the rack (5) is fixedly sleeved on the driven shafts (8), a hydraulic cylinder (12) is fixedly installed at the lower end of the cross beam (2), and the output end of the hydraulic cylinder (12) is connected with, the pressing plate is characterized in that two ends of the pressing plate (13) are both movably connected with placing seats (15), guide rods (17) which are slidably sleeved with the racks (5) are fixedly arranged in the outer sides of the placing seats (15), and springs (18) welded with the racks (5) are fixedly sleeved on the guide rods (17).

2. The airtightness detection apparatus according to claim 1, wherein the cross member (2) is horizontally disposed at an upper end of the support (1), and the water tank (3) having an upper end opening for containing liquid is located at a lower end of the support (1).

3. The airtightness detection apparatus according to claim 2, wherein the motor (6) is fixedly disposed at one end of the cross member (2), and a driving shaft (7) connected to an output end of the motor (6) is horizontally rotatably disposed on the cross member (2), and two driven shafts (8) are vertically rotatably disposed in both ends of the cross member (2).

4. The airtightness detection apparatus according to claim 3, wherein the primary gear (9) and the secondary gear (10) are both bevel gears, and the tertiary gear (11) located at the lower end of the driven shaft (8) is a flat gear.

5. The airtightness detection apparatus according to claim 1, wherein the two ends of the pressure plate (13) are respectively provided with a limiting hole (14), and the upper end of the placing seat (15) is welded with a limiting bolt (16) slidably sleeved in the limiting hole (14).

6. The tightness detection device according to claim 1, wherein said spring (18) is fixedly sleeved on the upper end of the guide rod (17).