CN217358879U

CN217358879U - Air tightness testing device for rubber part

Info

Publication number: CN217358879U
Application number: CN202220065914.6U
Authority: CN
Inventors: 陆丰
Original assignee: Suzhou Meilong Rubber & Plastic Products Co ltd
Current assignee: Suzhou Meilong Rubber & Plastic Products Co ltd
Priority date: 2022-01-12
Filing date: 2022-01-12
Publication date: 2022-09-02
Anticipated expiration: 2032-01-12

Abstract

The utility model discloses an airtight testing arrangement of rubber spare, be equipped with open-ended detection case, two sets of promotion subassemblies, multiunit rubber spare and multiunit test assembly including base, top, the detection case closure is installed at the base upper surface, promote the subassembly symmetry and install in detection case inner wall one side, promote the subassembly output and install the location diaphragm. The utility model discloses an adopt multiunit test assembly to design side by side, can be in batches carry out the detection achievement sealed to multiunit rubber spare, the efficiency of test has been promoted, and adopt the top board, the bottom board is sealed and carry out the pressurization to the rubber spare and detect, wholly detect the precision height, and the simple operation, can be quick continuous detect the rubber spare, and under the supplementary of the portion that rises that props, the arc removes and the laminating of rubber spare inner wall, can carry out inside to the rubber spare and prop and rise, the stability of rubber spare has been strengthened, avoid receiving the atmospheric pressure to strike the situation that the skew leads to the detection error appears.

Description

Air tightness testing device for rubber part

Technical Field

The utility model relates to a rubber spare correlation technique field specifically is a rubber spare airtightness testing arrangement.

Background

The rubber sealing element is a general basic element in the sealing device, plays an important role in the contradiction of leakage and sealing, wherein most of the rubber sealing elements in the market are round rubber elements and are mainly assembled at the connecting sealing part of mechanical equipment, and meanwhile, the sealing element needs to be subjected to sealing performance detection after production is finished, so that the factory yield of the sealing element is ensured.

The prior art has the following defects: the existing rubber part testing device is complex in operation, cannot quickly simulate the sealing of the rubber part and detect the pressurizing, increases the repeated debugging difficulty of workers, reduces the testing precision and the testing efficiency, and is extremely easy to cause the situation of testing errors due to the fact that the rubber part is not limited in the testing process at present.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an airtight testing arrangement of rubber spare to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an airtight testing arrangement of rubber spare, is equipped with open-ended detection case, two sets of promotion subassemblies, multiunit rubber spare and multiunit test assembly including base, top, the detection case closure is installed at the base upper surface, promote the subassembly symmetry and install in detection case inner wall one side, promote the subassembly output and install the location diaphragm, the test assembly is installed side by side on the location diaphragm, the assembly of rubber spare is on the test assembly.

As the further optimization of the technical scheme, a drain pipe is arranged on one side of the bottom end of the detection box in a penetrating mode, and distilled water is filled in the detection box.

As a further preferred of this technical scheme, promote the subassembly including promoting frame, promotion motor, threaded rod and screw thread piece, promote frame symmetry closure and install in detection case inner wall one side, it installs at promotion frame top to promote the motor, the threaded rod passes through the bearing and rotates to be installed in promoting the frame, and the threaded rod corresponds the transmission with the promotion motor and is connected, the screw thread piece closes the cover soon through the screw thread and establishes in the threaded rod outside, and screw thread piece and promotion frame inner wall slip laminating, the screw thread piece is fixed with the closure of location diaphragm.

As a further preferred aspect of the present technical solution, the side wall of the positioning transverse plate is provided with a reinforcing supporting plate, the reinforcing supporting plate is fixed with the positioning transverse plate in a locking manner through a bolt, and the reinforcing supporting plate is fixed with the test assembly in a corresponding locking manner.

As a further optimization of the technical scheme, the testing component comprises a lower pressure plate, an upper pressure plate, a vertical plate, a pressurizing cylinder, a pressurizing pipeline, a conveying cavity, a transfer pipe, a pressurizing air pump and a supporting part, the lower pressure plate is locked and installed on the upper surface of the reinforcing supporting plate, the vertical plate is vertically locked and installed on the upper surface of the reinforcing supporting plate and positioned on one side of the lower pressure plate, the upper pressure plate is arranged above the lower pressure plate, the upper pressure plate is matched with the lower pressure plate to tightly press the rubber piece, the upper pressure plate is in sliding fit with the outer wall of the vertical plate, the pressurizing cylinder is arranged between the vertical plate and the upper pressure plate, the conveying cavity is embedded in the middle of the upper pressure plate, the transfer pipe penetrates through the middle of the lower surface of the upper pressure plate and is communicated with the conveying cavity, the pressurization pipeline penetrates through one side of the upper pressure plate and is communicated with the conveying cavity, the pressurization air pump is installed at the end of the pressurization pipeline, and the expansion part is installed on the lower pressure plate.

As a further preferred option of the technical solution, sliding rods are symmetrically installed on two sides of the upper surface of the lower pressing plate, and the sliding rods correspondingly slide through the upper pressing plate.

As a further preferred option of the technical scheme, the expanding portion comprises a transverse rail, a double-end cylinder, two groups of sliding blocks and two groups of arc plates, the transverse rail is arranged in the middle of the upper surface of the lower pressing plate, the double-end cylinder is locked and installed in the middle of the transverse rail, the sliding blocks are symmetrically and slidably installed on two sides of the transverse rail, the output end of the double-end cylinder is in transmission connection with the sliding blocks correspondingly, the arc plates are locked and installed on the upper surface of the sliding blocks, and the arc plates are attached to the inner wall of the rubber part.

The utility model provides an airtight testing arrangement of rubber spare possesses following beneficial effect:

(1) the utility model discloses a be equipped with multiunit test assembly, can realize the batch test to the rubber spare, whole efficiency of software testing has been promoted, utilize pressurization cylinder linkage top board to move down and the laminating of rubber spare, through the top board, the common pressurization of holding down plate is down, realized the rubber spare top, the bottom is sealed, get into the back in the distilled water afterwards, start the pressure boost air pump, transmit external gas to the transport intracavity through the pressurized conduit, finally transmit supreme clamp plate through the transmission pipe, in the rubber spare between the holding down plate, realize the pressurization test work to the rubber spare, if the bubble situation appears in the distilled water, prove that the leakproofness of rubber spare is not good.

(2) The utility model discloses a under the cooperation of propping the portion that rises, the rubber spare is placed behind the holding down plate upper surface, starts double-end cylinder, promotes two sets of sliders and is close to each other, keeps away from each other in horizontal track, and the removal is followed to the linkage arc for the arc removes and the laminating of rubber spare inner wall, can carry out inside to the rubber spare and prop and rise, has strengthened the stability of rubber spare, avoids receiving the atmospheric pressure to strike the situation that the skew leads to detection error to appear.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the detection box of the present invention;

FIG. 3 is a schematic view showing the distribution of the test components on the reinforcing support plate according to the present invention;

FIG. 4 is a schematic structural view of the testing assembly of the present invention;

fig. 5 is a schematic view of the structure of the expanding part of the present invention.

In the figure: 1. a base; 2. a detection box; 3. a lifting assembly; 4. a rubber member; 5. testing the component; 6. positioning a transverse plate; 7. a drain pipe; 8. a lifting frame; 9. a hoisting motor; 10. a threaded rod; 11. a thread block; 12. reinforcing the supporting plate; 13. a lower pressing plate; 14. an upper pressure plate; 15. a vertical plate; 16. a pressurizing cylinder; 17. a pressurization pipeline; 18. a delivery lumen; 19. a transfer tube; 20. a pressurization air pump; 21. a supporting part; 22. a slide bar; 23. a transverse rail; 24. a double-ended cylinder; 25. a slider; 26. an arc-shaped plate.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-5, the utility model provides a technical scheme: the utility model provides an airtight testing arrangement of rubber spare, is equipped with open-ended detection case 2, two sets of promotion subassembly 3, multiunit rubber spare 4 and multiunit test assembly 5 including base 1, top, 2 lockings of detection case are installed at base 1 upper surface, 3 symmetrical installations in 2 inner wall one sides of detection case of promotion subassembly, promote 3 outputs of subassembly and install location diaphragm 6, test assembly 5 installs side by side on location diaphragm 6, rubber spare 4 assembles on test assembly 5.

In this embodiment, specifically: a drain pipe 7 penetrates through one side of the bottom end of the detection box 2, and distilled water is filled in the detection box 2.

In this embodiment, specifically: lifting unit 3 is including lifting frame 8, lifting motor 9, threaded rod 10 and screw thread piece 11, lifting frame 8 symmetry closure is installed in 2 inner wall one sides of detection case, lifting motor 9 installs at lifting frame 8 tops, threaded rod 10 passes through the bearing and rotates and install in lifting frame 8, and threaded rod 10 corresponds the transmission with lifting motor 9 and is connected, screw thread piece 11 closes the cover soon through the screw thread and establishes in threaded rod 10 outsidely, and screw thread piece 11 with lift 8 inner walls of frame and slide the laminating, screw thread piece 11 is fixed with 6 lockings of location diaphragm, can be quick highly adjust test unit 5 for test unit 5 and rubber spare 4 sneak into in the distilled water and test and follow-up reset operation.

In this embodiment, specifically: and a reinforcing supporting plate 12 is installed on the side wall of the positioning transverse plate 6, the reinforcing supporting plate 12 is locked and fixed with the positioning transverse plate 6 through bolts, and the reinforcing supporting plate 12 is correspondingly locked and fixed with the test component 5.

In this embodiment, specifically: the testing component 5 comprises a lower pressing plate 13, an upper pressing plate 14, a vertical plate 15, a pressurizing air cylinder 16, a pressurizing pipeline 17, a conveying cavity 18, a transfer pipe 19, a pressurizing air pump 20 and a supporting part 21, wherein the lower pressing plate 13 is installed on the upper surface of a reinforcing supporting plate 12 in a locking manner, the vertical plate 15 is installed on the upper surface of the reinforcing supporting plate 12 in a vertical locking manner and is positioned on one side of the lower pressing plate 13, the upper pressing plate 14 is installed above the lower pressing plate 13, the upper pressing plate 14 is matched with the lower pressing plate 13 to press the rubber part 4 tightly, the upper pressing plate 14 is in sliding fit with the outer wall of the vertical plate 15, the pressurizing air cylinder 16 is installed between the vertical plate 15 and the upper pressing plate 14, the conveying cavity 18 is embedded in the middle of the upper pressing plate 14, the transfer pipe 19 is arranged in the middle of the lower surface of the upper pressing plate 14 in a penetrating manner and is communicated with the conveying cavity 18, the pressurizing pipeline 17 is arranged on one side of the upper pressing plate 14 in a penetrating manner and is communicated with the conveying cavity 18, the pressurizing air pump 20 is installed at the end of the pressurizing pipeline 17, the expansion part 21 is arranged on the lower pressing plate 13, batch testing of the rubber parts 4 can be realized, and the overall testing efficiency is improved.

In this embodiment, specifically: slide bars 22 are symmetrically arranged on two sides of the upper surface of the lower pressing plate 13, and the slide bars 22 correspondingly slide through the upper pressing plate 14.

In this embodiment, specifically: the expanding portion 21 comprises a transverse rail 23, a double-end cylinder 24, two groups of sliders 25 and two groups of arc-shaped plates 26, the transverse rail 23 is arranged in the middle of the upper surface of the lower pressing plate 13, the double-end cylinder 24 is installed in the middle of the transverse rail 23 in a locking mode, the sliders 25 are symmetrically installed on two sides of the transverse rail 23 in a sliding mode, the output ends of the double-end cylinders 24 are connected with the sliders 25 in a corresponding transmission mode, the arc-shaped plates 26 are installed on the upper surface of the sliders 25 in a locking mode, the arc-shaped plates 26 are attached to the inner wall of the rubber part 4 in a linkage mode, the linkage arc-shaped plates 26 move along with the inner wall of the rubber part 4, the rubber part 4 can be internally expanded, and the stability of the rubber part 4 is enhanced.

The working principle is that when the test device is used, distilled water is firstly injected into the test box 2 to provide conditions for subsequent detection, the lifting assembly 3 is arranged, the threaded rod 10 is driven to rotate by the aid of the electric control lifting motor 9, the threaded block 11 and the threaded rod 10 are connected in a threaded screwing mode, the threaded block 11 and the positioning transverse plate 6 slide up and down in the lifting frame 8 along with the forward and reverse rotation of the lifting motor 9, the height of the test assembly 5 can be rapidly adjusted, the test assembly 5 and the rubber piece 4 are submerged in the distilled water to be tested and subsequently reset, the amount of labor of manual detection of workers is reduced, batch testing of the rubber pieces 4 can be realized by arranging a plurality of groups of test assemblies 5, the overall testing efficiency is improved, the lower pressing plate 13 and the upper pressing plate 14 are driven to be separated, and then the rubber piece 4 is mounted on the upper surface of the lower pressing plate 13 to be primarily limited, then, a pressurizing cylinder 16 is started to push an upper pressure plate 14 to slide on a vertical plate 15, the upper pressure plate 14 is linked to move downwards to be attached to the rubber part 4, under the common pressurization of the upper pressure plate 14 and a lower pressure plate 13, the sealing of the top and the bottom of the rubber part 4 is realized, the subsequent testing is convenient, then, after the rubber part enters distilled water, a pressurizing air pump 20 is started to transmit outside air into a conveying cavity 18 through a pressurizing pipeline 17, and finally, the outside air is transmitted into the rubber part 4 between the upper pressure plate 14 and the lower pressure plate 13 through a transmission pipe 19, the pressurizing testing work of the rubber part 4 is realized, if the bubble condition occurs in the distilled water, the sealing performance of the rubber part 4 is proved to be poor, if the bubble condition does not occur in the distilled water, the sealing performance of the rubber part 4 is proved to be good, the visual observation of a worker is convenient, and under the cooperation of a supporting part 21, the rubber part 4 is placed on the upper surface of the lower pressure plate 13, start double-end cylinder 24, promote two sets of sliders 25 and be close to each other, keep away from each other in horizontal track 23, the removal is followed to linkage arc 26 for arc 26 removes and laminates with 4 inner walls of rubber spare, can carry out inside propping to rubber spare 4 and rise, has strengthened the stability of rubber spare 4, avoids receiving the atmospheric pressure to strike the situation that the skew leads to the detection error to appear.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an airtight testing arrangement of rubber spare, its characterized in that is equipped with open-ended detection case (2), two sets of promotion subassembly (3), multiunit rubber spare (4) and multiunit test assembly (5) including base (1), top, detection case (2) closure is installed at base (1) upper surface, promote subassembly (3) symmetry and install in detection case (2) inner wall one side, promote subassembly (3) output and install location diaphragm (6), test assembly (5) are installed side by side on location diaphragm (6), rubber spare (4) assembly is on test assembly (5).

2. The airtightness testing apparatus for rubber members according to claim 1, wherein: a drain pipe (7) penetrates through one side of the bottom end of the detection box (2), and distilled water is filled in the detection box (2).

3. The airtightness testing apparatus for rubber members according to claim 1, wherein: promote subassembly (3) including promoting frame (8), lifting motor (9), threaded rod (10) and screw block (11), promote frame (8) symmetry closure and install in detection case (2) inner wall one side, lifting motor (9) are installed at promotion frame (8) top, threaded rod (10) are rotated through the bearing and are installed in promoting frame (8), and threaded rod (10) correspond the transmission with lifting motor (9) and be connected, screw block (11) close the cover soon through the screw thread and establish in threaded rod (10) outside, and screw block (11) and promote frame (8) inner wall and slide and laminate, screw block (11) are fixed with location diaphragm (6) closure.

4. The airtightness testing apparatus for rubber members according to claim 1, wherein: the side wall of the positioning transverse plate (6) is provided with a reinforcing supporting plate (12), the reinforcing supporting plate (12) is locked and fixed with the positioning transverse plate (6) through bolts, and the reinforcing supporting plate (12) is correspondingly locked and fixed with the test component (5).

5. The airtightness testing device for the rubber member according to claim 1, wherein: the testing component (5) comprises a lower pressing plate (13), an upper pressing plate (14), a vertical plate (15), a pressurizing cylinder (16), a pressurizing pipeline (17), a conveying cavity (18), a transfer pipe (19), a pressurizing air pump (20) and a supporting portion (21), wherein the lower pressing plate (13) is installed on the upper surface of a reinforcing supporting plate (12) in a locking mode, the vertical plate (15) is installed on the upper surface of the reinforcing supporting plate (12) in a vertical locking mode and located on one side of the lower pressing plate (13), the upper pressing plate (14) is installed above the lower pressing plate (13), the upper pressing plate (14) is matched with the lower pressing plate (13) to press the rubber piece (4) tightly, the upper pressing plate (14) is in sliding fit with the outer wall of the vertical plate (15), the pressurizing cylinder (16) is installed between the vertical plate (15) and the upper pressing plate (14), the conveying cavity (18) is embedded in the middle of the upper pressing plate (14), the transfer pipe (19) penetrates through the middle of the lower surface of the upper pressing plate (14) and is communicated with the conveying cavity (18), the pressurizing pipeline (17) penetrates through one side of the upper pressure plate (14) and is communicated with the conveying cavity (18), the pressurizing air pump (20) is installed at the end of the pressurizing pipeline (17), and the expanding part (21) is installed on the lower pressure plate (13).

6. The airtightness testing apparatus for rubber members according to claim 5, wherein: and sliding rods (22) are symmetrically arranged on two sides of the upper surface of the lower pressing plate (13), and the sliding rods (22) correspondingly slide through the upper pressing plate (14).

7. The airtightness testing apparatus for rubber members according to claim 5, wherein: the expansion part (21) comprises a transverse rail (23), a double-end cylinder (24), two groups of sliding blocks (25) and two groups of arc-shaped plates (26), the middle of the upper surface of the lower pressing plate (13) is formed in the transverse rail (23), the double-end cylinder (24) is installed in the middle of the transverse rail (23) in a locking mode, the sliding blocks (25) are symmetrically installed on two sides in the transverse rail (23) in a sliding mode, the output end of the double-end cylinder (24) is connected with the sliding blocks (25) in a corresponding transmission mode, the arc-shaped plates (26) are installed on the upper surface of the sliding blocks (25) in a locking mode, and the arc-shaped plates (26) are attached to the inner wall of the rubber part (4).