CN222027853U - Cylinder cover air tightness detection equipment - Google Patents

Abstract

The utility model discloses cylinder cover air tightness detection equipment which comprises a base, wherein the base is connected with a connecting plate through a support column, the connecting plate is connected with a cover plate through a second cylinder, a plurality of connecting columns are fixedly arranged on the cover plate, a first pressing block is fixedly arranged on each connecting column, and the first pressing block is connected with the second pressing block through a sealing ring; the sealing ring is of a hollow structure, and a plurality of springs are fixedly arranged in the sealing ring. Through the cooperation of the first pressing block, the sealing ring and the second pressing block, the through hole on the cylinder cover is sealed, so that the cylinder cover is convenient to detect the air tightness, and the detection precision and effect are improved; meanwhile, the sliding rail is matched with the sliding block, so that the cylinder cover is convenient to disassemble and assemble, and the air tightness detection efficiency is improved.

Description

Cylinder cover air tightness detection equipment

Technical Field

The utility model relates to the technical field of cylinder cover detection, in particular to cylinder cover air tightness detection equipment.

Background

The bulletin number CN218674141U discloses that the bearing seat can be moved to a clamping area by sliding the bearing seat, so that the cylinder cover can be conveniently installed and detached; further, the clamping part is arranged at the end point of the sliding path of the bearing seat, so that the cylinder cover to be detected can be clamped; furthermore, the cylinder cover can be pressed and sealed through the arrangement of the pushing part.

Above-mentioned cylinder cap gas tightness check out test set is before carrying out the gas tightness to the cylinder cap and detects, will seal the sky on the cylinder cap earlier, when sealed, sealed effect is not good, needs the manual work to inspect, has increased the operation degree of difficulty, also can influence the accuracy and the stability that detect moreover.

Disclosure of utility model

Aiming at the technical defects, the utility model aims to provide cylinder cover air tightness detection equipment so as to solve part or all of the technical problems.

In order to solve the technical problems, the utility model adopts the following technical scheme:

The utility model provides cylinder cover air tightness detection equipment which comprises a base, wherein the base is connected with a connecting plate through a support column, the connecting plate is connected with a cover plate through a second cylinder, a plurality of connecting columns are fixedly arranged on the cover plate, a first pressing block is fixedly arranged on each connecting column, and the first pressing block is connected with the second pressing block through a sealing ring; the sealing ring is of a hollow structure, and a plurality of springs are fixedly arranged in the sealing ring.

Preferably, the base is fixedly provided with a sliding rail, the sliding rail is slidably provided with a sliding block, and the bearing seat is fixedly arranged on the sliding block.

Preferably, the top of the bearing seat is fixedly provided with a positioning strip along the circumferential direction, the positioning strip encloses a placing groove, and the cylinder cover is placed in the placing groove.

Preferably, the cross-sectional areas of the first and second press blocks decrease gradually in a direction away from the seal ring.

Preferably, a first baffle and a second baffle are respectively installed at two ends of the sliding rail.

Preferably, the clamping plates are mounted on both sides of the bearing bracket through a first cylinder.

Preferably, the handle is fixedly mounted on the bearing bracket.

The utility model has the beneficial effects that: through the cooperation of the first pressing block, the sealing ring and the second pressing block, the through hole on the cylinder cover is sealed, so that the cylinder cover is convenient to detect the air tightness, and the detection precision and effect are improved;

Meanwhile, the sliding rail is matched with the sliding block, so that the cylinder cover is convenient to disassemble and assemble, and the air tightness detection efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram (view angle one) of a cylinder cover air tightness detection device according to an embodiment of the present utility model;

FIG. 2 is an enlarged view of A in FIG. 1;

FIG. 3 is an enlarged view of B in FIG. 1;

FIG. 4 is a sectional view of a cylinder head airtightness detection apparatus;

FIG. 5 is an enlarged view of C in FIG. 4;

fig. 6 is a schematic structural diagram of a cylinder head air tightness detection device (view angle two).

Reference numerals illustrate:

The device comprises a 1-cylinder cover, a 2-base, a 21-sliding rail, a 22-first baffle, a 23-second baffle, a 3-bearing seat, a 31-sliding block, a 32-sliding groove, a 33-positioning strip, a 34-placing groove, a 35-handle, a 4-clamping plate, a 41-first cylinder, a 5-first pressing block, a 51-sealing ring, a 52-spring, a 53-second pressing block, a 6-connecting column, a 7-cover plate, a 71-second cylinder, an 8-connecting plate and a 9-supporting column.

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.

Examples:

As shown in fig. 1, 2 and 5, the utility model provides a cylinder cover air tightness detection device, which comprises a base 2, wherein the base 2 is connected with a connecting plate 8 through a support column 9, the connecting plate 8 is connected with a cover plate 7 through a second cylinder 71, a plurality of connecting columns 6 are fixedly arranged on the cover plate 7 and are detachably arranged on the cover plate 7, for example, the connecting columns are detached in a threaded connection mode, a threaded hole for installation is correspondingly formed on the cover plate 7, a first pressing block 5 is fixedly arranged on each connecting column 6, the first pressing block 5 is connected with a second pressing block 53 through a sealing ring 51, the area of the largest cross section of the first pressing block 5 and the second pressing block 53 is smaller than the area of the cross section of a through hole, the first pressing block 5 is conveniently inserted into the through hole with the sealing ring 51 and the second pressing block 53, sealing is carried out on the sealing device, the cross-sectional areas of the first pressing block 5 and the second pressing block 53 gradually decrease towards the direction away from the sealing ring 51, the structure enables the maximum area of the first pressing block 5 and the maximum area of the second pressing block 53 to be fixed with the sealing ring 51, when the first pressing block 5 extrudes the sealing ring 51, the sealing ring 51 can be rapidly deformed, the through hole is sealed, the sealing ring 51 is of a hollow structure, two springs 52 are fixedly arranged in the sealing ring 51, one end of each spring 52 props against the first pressing block 5, the other end of each spring 52 props against the second pressing block 53, the spring 52 can improve the toughness of the sealing ring 51, the first pressing block 5 moves upwards after the cylinder cover 1 is detected, the sealing ring 51 is enabled to recover to be in an original state under the action of the springs 52, and the sealing of the through hole is relieved.

Further, as shown in fig. 3, a sliding rail 21 is fixedly installed on the base 2, a sliding block 31 is slidably arranged on the sliding rail 21, a sliding groove 32 matched with the sliding rail 21 is formed in the sliding block 31, the sliding rail 21 is of a structure with two trapezoid short sides connected, the sliding block 31 is prevented from derailing, a bearing seat 3 is fixedly installed on the sliding block 31, a first baffle 22 and a second baffle 23 are respectively installed at two ends of the sliding rail 21, the first baffle 22 and the second baffle 23 limit the sliding block 31, meanwhile, the second baffle 23 plays a role in positioning the bearing seat 3, the bearing seat 3 slides to a place contacted with the second baffle 23, and the first pressing block 5 and the sealing ring 51 seal a cylinder cover 1 on the bearing seat 3.

As shown in fig. 4 and 6, the top of the bearing seat 3 is fixedly provided with a positioning strip 33 along the circumferential direction, the positioning strip 33 blocks and limits the cylinder cover 1, the bearing seat 3 is prevented from moving in the sliding process of the cylinder cover 1 at the top, the positioning strip 33 encloses into a placing groove 34, the cylinder cover 1 is placed in the placing groove 34, the bearing seat 3 is fixedly provided with a handle 35, two clamping plates 4 are arranged on two sides of the bearing seat 3 through a first cylinder 41, and the clamping plates 4 clamp two sides of the cylinder cover 1, so that the stability of the cylinder cover 1 is improved.

Working principle: firstly, pulling the bearing seat 3 along the extending direction of the sliding rail 21 by pulling the handle 35, then placing the cylinder cover 1 in the placing groove 34, then pushing the bearing seat 3 to enable the bearing seat 3 to be in contact with the second baffle plate 23, then starting the first air cylinder 41 to enable the clamping plate 4 to clamp the cylinder cover 1, then starting the second air cylinder 71 to drive the cover plate 7 to move downwards to enable the first pressing block 5, the sealing ring 51 and the second pressing block 53 to be inserted into a through hole of the cylinder cover 1, when the second pressing block 53 contacts the bottom of the through hole, the first pressing block 5 continuously moves downwards to enable the sealing ring 51 between the first pressing block 5 and the second pressing block 53 to deform to seal the through hole, finally, connecting an external air inlet device to observe the air pressure inside the cylinder cover 1, and detecting the air tightness of the cylinder cover 1;

after the detection is finished, the first pressing block 5 is moved upwards, so that the spring 52 in the sealing ring 51 is restored to the original state, the sealing ring 51 is driven to be restored to the original state, the sealing ring 51 leaves the through hole, and the sealing of the through hole is released.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims (7)

1. The cylinder cover air tightness detection device comprises a base (2), wherein the base (2) is connected with a connecting plate (8) through a supporting column (9), and the connecting plate (8) is connected with a cover plate (7) through a second cylinder (71), and is characterized in that a plurality of connecting columns (6) are fixedly arranged on the cover plate (7), a first pressing block (5) is fixedly arranged on the connecting columns (6), and the first pressing block (5) is connected with a second pressing block (53) through a sealing ring (51);

The sealing ring (51) is of a hollow structure, and a plurality of springs (52) are fixedly arranged in the sealing ring (51).

2. The cylinder cover air tightness detection device according to claim 1, wherein a sliding rail (21) is fixedly arranged on the base (2), a sliding block (31) is slidably arranged on the sliding rail (21), and the bearing seat (3) is fixedly arranged on the sliding block (31).

3. The cylinder cover air tightness detection device according to claim 2, wherein a positioning strip (33) is fixedly arranged on the top of the bearing seat (3) along the circumferential direction, the positioning strip (33) encloses a placing groove (34), and the cylinder cover (1) is placed in the placing groove (34).

4. A cylinder head tightness detecting apparatus according to claim 1, wherein the cross-sectional areas of said first pressure block (5) and said second pressure block (53) decrease gradually in a direction away from said seal ring (51).

5. A cylinder head tightness detection device according to claim 2, characterized in that the two ends of the sliding rail (21) are respectively provided with a first baffle (22) and a second baffle (23).

6. A cylinder head tightness testing device according to claim 3, characterized in that the two sides of the support seat (3) are provided with clamping plates (4) by means of a first cylinder (41).

7. The cylinder cover air tightness detection device according to claim 6, wherein a handle (35) is fixedly arranged on the bearing seat (3).