CN215178456U - Air inlet manifold airtightness detection tool - Google Patents
Air inlet manifold airtightness detection tool Download PDFInfo
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- CN215178456U CN215178456U CN202121378966.0U CN202121378966U CN215178456U CN 215178456 U CN215178456 U CN 215178456U CN 202121378966 U CN202121378966 U CN 202121378966U CN 215178456 U CN215178456 U CN 215178456U
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- plugging
- intake manifold
- plugging cylinder
- top plate
- cylinder
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Abstract
The utility model relates to an air-tightness detection tool for an intake manifold, which comprises a bottom plate and a top plate, wherein the top plate can move along the vertical direction, a mounting seat is fixedly arranged on the base, an air inlet is arranged on the mounting seat just opposite to any one air channel opening of the intake manifold, a profiling supporting seat is fixedly arranged on the bottom plate, and the profiling supporting seat is arranged on one side of the mounting seat; the sensor mounting structure is characterized in that a first plugging cylinder, a second plugging cylinder, a third plugging cylinder and a fourth plugging cylinder are fixedly mounted on the top plate downwards, a piston rod of the first plugging cylinder is opposite to a throttle valve fixedly connected with a throttle valve for plugging, piston rods of the second plugging cylinder, the third plugging cylinder and the fourth plugging cylinder are opposite to a branch pipe and a sensor mounting hole fixedly mounted with plugging heads, and a pressing assembly is further mounted on the top plate downwards. The utility model has the advantages of simple structure, high detection efficiency and convenient use.
Description
Technical Field
The utility model relates to an examine technical field, especially relate to an air intake manifold gas tightness detects frock.
Background
The intake manifold is located between the throttle valve and the intake valve of the engine and is called a manifold because after air enters the throttle valve and passes through the manifold buffer system, the air flow channel is branched, and if the number of the cylinders of the engine is four, the number of the cylinders of the engine is five, and the air is respectively introduced into the cylinders of the engine. To reduce gas flow resistance and improve intake capacity, the inner wall of the intake manifold should be smooth.
After the production and processing of the intake manifold are finished, the air tightness of the intake manifold needs to be detected so as to avoid air leakage of the intake manifold due to quality problems in the subsequent use process.
Disclosure of Invention
To the not enough of above-mentioned prior art, the technical problem that this patent application will solve provides a simple structure, and intake manifold gas tightness that detection efficiency is high detects frock.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the air tightness detection tool for the intake manifold comprises a bottom plate and a top plate, wherein the top plate can move in the vertical direction, a mounting seat is fixedly mounted on a base, an air inlet is formed in the mounting seat and is opposite to any air channel opening of the intake manifold, a profiling supporting seat is fixedly mounted on the bottom plate and is arranged on one side of the mounting seat; the sensor mounting structure is characterized in that a first plugging cylinder, a second plugging cylinder, a third plugging cylinder and a fourth plugging cylinder are fixedly mounted on the top plate downwards, a piston rod of the first plugging cylinder is opposite to a throttle valve fixedly connected with a throttle valve for plugging, piston rods of the second plugging cylinder, the third plugging cylinder and the fourth plugging cylinder are opposite to a branch pipe and a sensor mounting hole fixedly mounted with plugging heads, and a pressing assembly is further mounted on the top plate downwards.
The pressing assembly comprises a flange surface pressing rod and a spring pressing rod, wherein the flange surface pressing rod and the spring pressing rod are respectively provided with 2.
The bottom plate is fixedly provided with a positioning column, and the top plate is fixedly provided with a limiting rod opposite to the positioning column.
The base plate is fixedly installed on the base, and the laser marking head used for marking the intake manifold is further installed on the base.
Wherein, the shutoff head is a rubber shutoff head.
To sum up, the utility model has the advantages of simple structure, detection efficiency is high, facilitates the use.
Drawings
FIG. 1 is a schematic illustration of an intake manifold.
Fig. 2 is a schematic view of another orientation of fig. 1.
Fig. 3 is a schematic structural view of the intake manifold airtightness detection tool of the present invention.
Fig. 4 is a schematic view of another orientation of fig. 3.
FIG. 5 is a schematic illustration of FIG. 3 with the intake manifold removed.
Fig. 6 is a schematic view of another orientation of fig. 5.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings. In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "upper, lower" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
As shown in fig. 1-6, an air-tightness detection tool for an intake manifold comprises a bottom plate 1 and a top plate 2, wherein the top plate can move along a vertical direction, a mounting seat 3 is fixedly mounted on a base, an air inlet 5 is arranged on the mounting seat and is opposite to any air passage opening of the intake manifold, a profiling supporting seat 4 is fixedly mounted on the bottom plate, and the profiling supporting seat is arranged on one side of the mounting seat; the sensor mounting structure is characterized in that a first plugging cylinder 6, a second plugging cylinder 7, a third plugging cylinder 8 and a fourth plugging cylinder 9 are fixedly mounted on the top plate downwards, a piston rod of the first plugging cylinder is over against a throttle fixedly connected with a throttle plug 11, piston rods of the second plugging cylinder, the third plugging cylinder and the fourth plugging cylinder are over against a branch pipe and a sensor mounting hole fixedly mounted with a plugging head 12, and a compressing assembly is further mounted on the top plate downwards.
Thus, the rack is used for driving the top plate to move along the vertical direction, the air passage 17 of the intake manifold 13 corresponds to the mounting seat, the intake manifold is supported by the profiling supporting seat, meanwhile, the profiling supporting seat and the intake manifold have the positioning effect, the top plate approaches to the intake manifold, the intake manifold is fixed and compressed by the compressing assembly, then the first plugging cylinder, the second plugging cylinder, the third plugging cylinder and the fourth plugging cylinder drive the throttle valve plug and the plug head to move, the throttle valve 14, the sensor mounting hole 15 and the branch pipe are plugged, then high-pressure air is provided by an air source and enters the intake manifold through the pipeline after entering the air inlet, the pipeline is provided with a pressure gauge, the air tightness of the intake manifold is judged through the indication range of the press, after the air is kept for a period of time, if the variation range of the press is in a reasonable range, the airtightness of the intake manifold is qualified, otherwise it is not qualified.
The pressing assembly comprises a flange surface pressing rod 18 and a spring pressing rod 19, and the number of the flange surface pressing rods and the number of the spring pressing rods are respectively 2. The air inlet manifold is convenient to compress, and shaking in the detection process is avoided.
The bottom plate is fixedly provided with a positioning column 21, and the top plate is fixedly provided with a limiting rod 22 opposite to the positioning column. Used for limiting the movement of the top plate.
The base plate is fixedly arranged on the base, and a laser marking head (not shown) used for marking the intake manifold is further arranged on the base. And carrying out laser marking on the intake manifold which is qualified in the test so as to carry out marking.
Wherein, the shutoff head is a rubber shutoff head. The plugging effect is improved.
The principle is as follows:
sealing rings are arranged on an air passage, a throttle valve and a branch pipe of an air inlet manifold, the sealing rings of the air passage of the air inlet manifold are abutted against a mounting seat and are pressed by a pressing assembly, the air inlet manifold is supported by a profiling supporting seat, meanwhile, the profiling supporting seat and the air inlet manifold are profiled to play a role in positioning, a top plate is close to the air inlet manifold, the air inlet manifold is fixed and pressed by the pressing assembly, then a first plugging cylinder, a second plugging cylinder, a third plugging cylinder and a fourth plugging cylinder drive the throttle valve to plug and plug the end cap to move, the throttle valve, a sensor mounting hole and the branch pipe are plugged, then high-pressure air is provided by an air source and enters the air inlet through a pipeline, the air inlet manifold is provided with the pipeline, the air tightness of the air inlet manifold is judged through the indication range of a pressure machine, and if the variation range of the pressure machine is within a reasonable range after the air is kept for a period of time, the airtightness of the intake manifold is qualified, otherwise it is not qualified.
Specifically, a positioning pin (not shown) is arranged in a mounting hole of the mounting seat corresponding to the intake manifold, so that the intake manifold can be conveniently positioned. When the plugging cylinder is installed, the plugging cylinder can be connected with the top plate through the cylinder seat according to the required position, and the plugging cylinder is convenient to install and disassemble.
Finally, it should be noted that: various modifications and alterations of this invention may be made by those skilled in the art without departing from the spirit and scope of this invention. Thus, to the extent that such modifications and variations of the present invention fall within the scope of the present claims and their equivalents, it is intended that the present invention encompass such modifications and variations as well.
Claims (5)
1. The air tightness detection tool for the intake manifold is characterized by comprising a bottom plate and a top plate, wherein the top plate can move in the vertical direction, a mounting seat is fixedly mounted on a base, an air inlet is formed in the mounting seat and is opposite to any air channel opening of the intake manifold, a profiling supporting seat is fixedly mounted on the bottom plate, and the profiling supporting seat is arranged on one side of the mounting seat;
the sensor mounting structure is characterized in that a first plugging cylinder, a second plugging cylinder, a third plugging cylinder and a fourth plugging cylinder are fixedly mounted on the top plate downwards, a piston rod of the first plugging cylinder is opposite to a throttle valve fixedly connected with a throttle valve for plugging, piston rods of the second plugging cylinder, the third plugging cylinder and the fourth plugging cylinder are opposite to a branch pipe and a sensor mounting hole fixedly mounted with plugging heads, and a pressing assembly is further mounted on the top plate downwards.
2. The intake manifold airtightness detection tool according to claim 1, wherein the compression assembly comprises 2 flange surface compression rods and 2 spring compression rods.
3. The intake manifold airtightness detection tool according to claim 2, wherein the bottom plate is fixedly provided with a positioning column, and the top plate is fixedly provided with a limiting rod facing the positioning column.
4. The intake manifold airtightness detection tool according to claim 1, wherein the base plate is fixedly mounted on a base, and a laser marking head for marking the intake manifold is further mounted on the base.
5. The intake manifold airtightness detection tool according to claim 1, wherein the plugging head is a rubber plugging head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121378966.0U CN215178456U (en) | 2021-06-21 | 2021-06-21 | Air inlet manifold airtightness detection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121378966.0U CN215178456U (en) | 2021-06-21 | 2021-06-21 | Air inlet manifold airtightness detection tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215178456U true CN215178456U (en) | 2021-12-14 |
Family
ID=79384855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121378966.0U Active CN215178456U (en) | 2021-06-21 | 2021-06-21 | Air inlet manifold airtightness detection tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215178456U (en) |
-
2021
- 2021-06-21 CN CN202121378966.0U patent/CN215178456U/en active Active
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| GR01 | Patent grant |