CN216559522U

CN216559522U - Detection device for waterproof performance of automobile rubber part

Info

Publication number: CN216559522U
Application number: CN202122823429.9U
Authority: CN
Inventors: 阮治国; 刘娟; 董娜娜; 叶云飞; 何可林
Original assignee: Anhui Sansong Locomotive Parts Co ltd
Current assignee: Anhui Sansong Locomotive Parts Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-05-17
Anticipated expiration: 2031-11-17

Abstract

The utility model discloses a detection device for the waterproof performance of an automobile rubber part, which comprises: the fixed box, mount and clamping ring, the mount is installed at the top surface of fixed box, and the pneumatic cylinder is installed at the top of mount, and the power take off end downwardly extending of pneumatic cylinder is connected with the ejector sleeve below the mount, and the fixed plate is installed to the lower extreme of ejector sleeve, and four screw rods are vertically installed at the top of clamping ring, and the upper end of screw rod runs through the fixed plate and adopts the nut fastening, has cup jointed the spring on the screw rod. According to the utility model, the pressing ring is pushed down by the hydraulic cylinder, the pressing ring is continuously pressed after being contacted with the rubber part, and the spring plays a buffering role, so that the rubber part is prevented from being damaged due to overlarge pressure, and the detection accuracy is prevented from being influenced. In will liquid pump sending to the clamping ring through the pump machine, the liquid that does not pierce through the rubber spare after the detection is accomplished passes through the through-hole and gets back to the aqua storage tank again in, and the liquid that pierces through the rubber spare falls into the scale cup, is convenient for observe the liquid measure, reduces intensity of labour, improves detection efficiency.

Description

Detection apparatus for be used for waterproof performance of car rubber spare

Technical Field

The utility model relates to the technical field of detection devices, in particular to a detection device for the waterproof performance of an automobile rubber part.

Background

With the continuous development of the automobile industry, the waterproof requirement of the automobile is continuously improved, the waterproof performance of the automobile is a general performance index of the automobile, the waterproof performance has great influence on the service life and the sensitivity of the automobile, and if the maintenance frequency of the automobile with poor waterproof performance is improved, the driving comfort level is weakened.

At present, the existing device for detecting the waterproof performance of the rubber part clamps the rubber part through a push rod, so that the clamping force is not convenient to control, and the rubber part is easily damaged due to the large force; and manual detection is adopted, so that the detection period is long and the efficiency is poor. For this reason, a new scheme needs to be designed to give improvements.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a device for detecting the waterproof performance of an automobile rubber part, which solves the problems that the clamping force is inconvenient to control and the rubber part is easy to damage due to the fact that the rubber part is clamped by a push rod in the conventional device for detecting the waterproof performance of the rubber part; the manual detection, the cycle length of detection, the poor problem of efficiency satisfies the in-service use demand.

In order to achieve the purpose, the utility model provides the following technical scheme: a detection device for waterproof performance of automobile rubber parts comprises: the fixing frame is installed on the top surface of the fixing box, a hydraulic cylinder is installed at the top of the fixing frame, the power output end of the hydraulic cylinder extends downwards to the lower portion of the fixing frame and is connected with a push pipe, a fixing plate is installed at the lower end of the push pipe, four screw rods are vertically installed at the top of the compression ring, the upper ends of the screw rods penetrate through the fixing plate and are fastened by nuts, and springs are sleeved on the screw rods;

the top surface undercut of fixed case forms hourglass hopper-shaped detection groove, it is provided with a supporting bench to detect the inslot, the water guide hole has been seted up at the top surface middle part of supporting bench, the recess with water guide hole lower extreme intercommunication is seted up to the outside of fixed case, the scale cup has been placed in the recess.

As a preferred embodiment of the present invention, a connecting hole communicated with the inside of the push tube is formed in the middle of the surface of the fixing plate, a positioning rod is vertically installed in the middle of the top surface of the pressing ring, and the upper end of the positioning rod passes through the connecting hole and extends into the push tube.

As a preferred embodiment of the present invention, a water guide ring is installed at the inner top of the fixing frame, two hoses are installed at the bottom of the water guide ring, and a check valve connected with the lower end of the hose is installed at the inner top of the pressing ring.

In a preferred embodiment of the present invention, a water storage tank having an annular structure is formed inside the fixed box, a pump is installed inside the water storage tank, and a power output end of the pump extends to the fixed frame and is connected to the water guide ring.

As a preferred embodiment of the present invention, the surface of the detection tank is uniformly provided with a plurality of through holes communicated with the water storage tank.

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

(1) this use is novel, pushes down the clamping ring through the pneumatic cylinder, and the clamping ring lasts the pressurization after contacting with the rubber spare, plays the effect of buffering through the spring, avoids pressure too big to cause the rubber spare damage, influences and detects the precision.

(2) According to the utility model, liquid is pumped into the compression ring through the pump, the liquid which does not penetrate through the rubber piece after detection returns to the water storage tank through the through hole, and the liquid penetrating through the rubber piece falls into the graduated cup, so that the liquid amount can be conveniently observed, the labor intensity is reduced, and the detection efficiency is improved.

Drawings

FIG. 1 is an external structural view of a detecting device for waterproof property of a rubber member of an automobile according to the present invention;

FIG. 2 is a view showing an internal structure of the detecting apparatus for waterproof property of rubber member for automobile according to the present invention;

fig. 3 is an internal structure view of the pressure ring according to the present invention.

In the figure, 1, a fixed box; 2. a fixed mount; 3. pressing a ring; 4. a hose; 5. a fixing plate; 6. a screw; 7. pushing the tube; 8. a water guide ring; 9. a nut; 10. positioning a rod; 11. a groove; 12. a graduated cup; 13. a detection tank; 14. a through hole; 15. a pump machine; 16. a support table; 17. a water guide hole; 18. a water storage tank; 19. a hydraulic cylinder; 20. a one-way valve.

Detailed Description

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

Referring to fig. 1-3, the present invention provides a technical solution: a detection device for waterproof performance of automobile rubber parts comprises: the detection device comprises a fixed box 1, a fixed frame 2 and a pressure ring 3, wherein the fixed frame 2 is installed on the top surface of the fixed box 1, a hydraulic cylinder 19 is installed at the top of the fixed frame 2, the pressure ring 3 is pushed to move downwards through the hydraulic cylinder 19, the power output end of the hydraulic cylinder 19 extends downwards to the lower portion of the fixed frame 2 and is connected with a push pipe 7, a fixed plate 5 is installed at the lower end of the push pipe 7, four screw rods 6 are vertically installed at the top of the pressure ring 3, the upper ends of the screw rods 6 penetrate through the fixed plate 5 and are fastened through nuts 9, the tightness is adjusted by rotating the nuts 9, springs are sleeved on the screw rods 6 and contract after being pressed, a buffering effect is achieved, damage to rubber parts due to overlarge pressure is avoided, and the detection accuracy is influenced; the top surface undercut of fixed case 1 forms the detection groove 13 that leaks hopper-shaped, is provided with brace table 16 in detecting groove 13, and water guide hole 17 has been seted up at brace table 16's top surface middle part, and fixed case 1's outside is seted up the recess 11 with water guide hole 17 lower extreme intercommunication, has placed scale cup 12 in the recess 11, places the rubber spare and detects on brace table 16, and water guide hole 17 will pass through the leading-in scale cup 12 of liquid of rubber spare in.

Further improved, the connecting hole that communicates with push tube 7 inside is seted up at the surperficial middle part of fixed plate 5, and the vertical locating lever 10 of installing in top surface middle part of clamping ring 3, and the upper end of locating lever 10 passes the connecting hole and extends to in the push tube 7, and the spring shrink back locating lever 10 is received in the push tube 7.

Further improve ground, water guide ring 8 is installed at the interior top of mount 2, and two hoses 4 are installed to water guide ring 8's bottom, and the check valve 20 of being connected with hose 4 lower extreme is installed at the interior top of clamping ring 3, keeps the inside liquid pressure of clamping ring 3, improves and detects the accuracy.

In a further improved mode, a water storage tank 18 with an annular structure is formed inside the fixed box 1, a pump 15 is installed inside the water storage tank 18, a power output end of the pump 15 extends to the fixed frame 2 and is connected with the water guide ring 8, the water storage tank 18 is used for storing water, the detection liquid circulates automatically, the working strength is reduced, and the detection speed is increased.

Specifically, the surface of the detection tank 13 is uniformly provided with a plurality of through holes 14 communicated with the water storage tank 18, and the detection liquid returns to the water storage tank 18 through the through holes 14.

When the device is used, a rubber piece to be detected is placed on the supporting table 16 and completely covers the water guide hole 17, then the hydraulic cylinder 19 is started, the push pipe 7 is pushed down by the hydraulic cylinder 19 to drive the press ring 3, the press ring 3 is stretched after moving downwards, the hose 4 is stretched, the bottom surface of the press ring 3 is in contact with the rubber piece and is pressurized and sealed, then the pump 15 is started, the pump 15 pumps liquid into the press ring 3, the push rod of the hydraulic cylinder 19 is retracted after the internal pressure is kept for a certain time, the liquid in the press ring 3 automatically returns to the water storage tank 18 through the through hole 14, the liquid penetrating through the rubber piece enters the scale cup 12, the scale cup 12 can be taken out of the groove 11 to be checked, and the detection is finished after the rubber piece is taken out.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A detection device for waterproof performance of automobile rubber parts comprises: fixed case (1), mount (2) and clamping ring (3), its characterized in that: the fixing frame (2) is installed on the top surface of the fixing box (1), a hydraulic cylinder (19) is installed at the top of the fixing frame (2), the power output end of the hydraulic cylinder (19) extends downwards to the lower portion of the fixing frame (2) and is connected with a push pipe (7), a fixing plate (5) is installed at the lower end of the push pipe (7), four screw rods (6) are vertically installed at the top of the compression ring (3), the upper ends of the screw rods (6) penetrate through the fixing plate (5) and are fastened by nuts (9), and springs are sleeved on the screw rods (6);

the top surface undercut of fixed case (1) forms detection groove (13) that leaks hopper-shaped, be provided with brace table (16) in detection groove (13), water guide hole (17) have been seted up at the top surface middle part of brace table (16), recess (11) with water guide hole (17) lower extreme intercommunication are seted up to the outside of fixed case (1), scale cup (12) have been placed in recess (11).

2. The device for detecting the waterproof performance of the automobile rubber part according to claim 1, wherein: the connecting hole that communicates with push tube (7) inside is seted up at the surperficial middle part of fixed plate (5), the vertical locating lever (10) of installing in top surface middle part of clamping ring (3), the upper end of locating lever (10) passes the connecting hole and extends to in push tube (7).

3. The device for detecting the waterproof performance of the automobile rubber part according to claim 1, wherein: water guide ring (8) are installed at the interior top of mount (2), two hoses (4) are installed to the bottom of water guide ring (8), check valve (20) of being connected with hose (4) lower extreme are installed at the interior top of clamping ring (3).

4. The device for detecting the waterproof performance of the automobile rubber part according to claim 1, wherein: the inside of fixed case (1) is formed with aqua storage tank (18) of loop configuration, the internally mounted of aqua storage tank (18) has pump machine (15), the power take off end of pump machine (15) extends to mount (2) department and is connected with water guide ring (8).

5. The device for detecting the waterproof performance of the automobile rubber part according to claim 1, wherein: the surface of the detection tank (13) is uniformly provided with a plurality of through holes (14) communicated with the water storage tank (18).