CN210664930U - Air tightness detection equipment for engineering machinery parts - Google Patents
Air tightness detection equipment for engineering machinery parts Download PDFInfo
- Publication number
- CN210664930U CN210664930U CN201921548034.9U CN201921548034U CN210664930U CN 210664930 U CN210664930 U CN 210664930U CN 201921548034 U CN201921548034 U CN 201921548034U CN 210664930 U CN210664930 U CN 210664930U
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- detection
- air tightness
- detection box
- plate
- engineering machinery
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- 238000001514 detection method Methods 0.000 title claims abstract description 60
- 238000005192 partition Methods 0.000 claims description 16
- 238000010276 construction Methods 0.000 claims 1
- 238000012360 testing method Methods 0.000 abstract description 10
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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- Examining Or Testing Airtightness (AREA)
Abstract
The utility model discloses an air tightness check out test set is used to engineering machine tool spare part relates to air tightness check out test set field, and it is big to taking up an area of current air tightness check out test set, and the unsafe problem of testing result, now proposes following scheme, and it includes the detection case, one side of detection case is equipped with the chamber door, and the inside of detection case is equipped with horizontal baffle, be equipped with the roof pressure device between the upper surface of baffle and the detection case, the baffle mid-mounting has the breather pipe, and the upper end of breather pipe is connected with the induction-pipe, and the lower extreme passes the baffle and has cup jointed first gasket, and first gasket fixes the lower surface at the baffle, and first barometer and backing plate are installed to the bottom of detection case, the both sides of backing plate are all. The utility model is suitable for a not unidimensional spare part's detection, the rigidity of the spare part that awaits measuring is firm, has guaranteed the accuracy of result, and has operated more portably, and detection efficiency is high.
Description
Technical Field
The utility model relates to an air tightness check out test set field especially relates to an air tightness check out test set for engineering machine tool spare part.
Background
The air tightness detection of the cavity of the engineering machinery part is generally carried out in a manual mode, during detection, high-pressure gas is generally injected into the cavity of a detected workpiece, then the workpiece is placed into water, and whether the workpiece leaks air or not is detected in sequence by observing whether the workpiece in the water bubbles appear or not. The air tightness detection device not only occupies a large area, but also is easy to generate missed detection, whether the air tightness detection device is qualified or not is not easy to judge under the condition of small bubbles, and the detection result is inaccurate, so that the air tightness detection device for engineering machinery parts is designed to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pair of air tightness check out test set is used to engineering machine tool spare part has solved current air tightness check out test set and has taken up an area of big, and the unsafe problem of testing result.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an air tightness check out test set for engineering machine tool spare part, includes the detection case, one side of detection case is equipped with the chamber door, and the inside of detection case is equipped with horizontal baffle, be equipped with the roof pressure device between the upper surface of baffle and the detection case, the baffle mid-mounting has the breather pipe, and the upper end of breather pipe is connected with the induction-pipe, and the lower extreme passes the baffle and has cup jointed first gasket, and just first gasket is fixed at the lower surface of baffle, and first barometer and backing plate are installed to the bottom of detection case, the both sides of backing plate are all rotated and are connected with the stay tube, and there is the ejector pin inside of stay tube through spring coupling, and there is the lantern ring outside through threaded connection, the draw-in groove has been seted up to the outside circumference of the lantern ring, rotates on the inner wall.
Preferably, a second gasket is fixed on the upper surface of the backing plate.
Preferably, one end of the ejector rod is hinged with a top plate, and a rubber layer is fixed on the top plate.
Preferably, the jacking device comprises two lifting rods, a transverse plate and a hydraulic cylinder, the hydraulic cylinder is fixedly installed at the top of the detection box, the output end of the hydraulic cylinder is fixedly connected with the middle of the transverse plate, the two lifting rods are fixedly installed at the two ends of the transverse plate, and the other ends of the lifting rods penetrate through the detection box and are fixedly connected with the partition plate.
Preferably, a second air pressure gauge is installed on the air vent pipe.
Preferably, a control panel is installed on the box door and comprises a display screen, a programmable chip and an alarm, the input end of the programmable chip is electrically connected with the output ends of the first barometer and the second barometer through leads, and the output end of the programmable chip is electrically connected with the input ends of the hydraulic cylinder, the display screen and the alarm through leads.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model utilizes the baffle plate and the lower part of the detection box to enclose a detection area with variable volume, is suitable for the detection of parts with different sizes, and has wide application range;
2. the arrangement of the ejector rods on the two sides of the middle cushion plate can further stabilize the position of the part to be detected and ensure the accuracy of the result;
3. the utility model discloses utilize, simple structure, the occupation of land space is little, and is with low costs, through the change judgement gas tightness of atmospheric pressure value, compare in traditional detection mode, detection accuracy is high, and operates more portably, and detection efficiency is high.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the connection structure of the ejector rod and the stop rod of the present invention.
Reference numbers in the figures: the device comprises a detection box 1, a box door 2, a partition plate 3, a vent pipe 4, an air supply pipe 5, a first gasket 6, a first air pressure gauge 7, a backing plate 8, a support pipe 9, a top rod 10, a lantern ring 11, a limiting rod 12, a second gasket 13, a lifting rod 14, a transverse plate 15, a hydraulic cylinder 16 and a control panel 17.
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. 1-2, an air tightness detection device for engineering machinery parts comprises a detection box 1, a box door 2 is arranged on one side of the detection box 1, a transverse partition plate 3 is arranged inside the detection box 1, a jacking device is arranged between the upper surface of the partition plate 3 and the detection box 1, the jacking device comprises two lifting rods 14, a horizontal plate 15 and a hydraulic cylinder 16, the hydraulic cylinder 16 is fixedly arranged at the top of the detection box 1, the output end of the hydraulic cylinder 16 is fixedly connected with the middle part of the horizontal plate 15, the two lifting rods 14 are fixedly arranged at two ends of the horizontal plate 15, the other ends of the lifting rods 14 penetrate through the detection box 1 and are fixedly connected with the partition plate 3, a vent pipe 4 is arranged in the middle part of the partition plate 3, a second barometer is arranged on the vent pipe 4, an air feed pipe 5 is connected to the upper end of the vent pipe 4, the lower end penetrates through the partition plate, first barometer 7 and backing plate 8 are installed to the bottom of detection case 1, the last fixed surface of backing plate 8 has second gasket 13, the both sides of backing plate 8 are all rotated and are connected with stay tube 9, there is ejector pin 10 inside of stay tube 9 through spring coupling, the one end of ejector pin 10 articulates there is the roof, and be fixed with the rubber layer on the roof, there is lantern ring 11 outside of stay tube 9 through threaded connection, the draw-in groove has been seted up to the outside circumference of lantern ring 11, it is connected with gag lever post 12 to rotate on the inner wall of detection case 1, and the lower surface of gag lever post 12 passes through the spring and links to each other with the.
The box door 2 is provided with a control panel 17, the control panel 17 comprises a display screen, a programmable chip and an alarm, the input end of the programmable chip is electrically connected with the output ends of the first barometer 7 and the second barometer through wires, and the output end of the programmable chip is electrically connected with the input ends of the hydraulic cylinder 16, the display screen and the alarm through wires.
The working principle is as follows: when the device works, a workpiece is placed on the base plate 8, then the hydraulic cylinder 16 is started, the partition plate 3 is pushed down through the downward-pulling transverse plate 15, the vent pipe 4 is aligned to a cavity to be detected before the partition plate 3 is tightly pressed, after the partition plate 3 tightly presses the workpiece, the ejector rods 10 on two sides are used for ejecting the workpiece to avoid the workpiece from being inclined in the detection process, after the ejector rods 10 eject, the lantern ring 11 is rotated, the limiting rod 12 is clamped in the clamping groove on the lantern ring 11 downwards to stabilize the position of the supporting pipe 9, the workpiece is further stabilized, the accuracy of the detection result is ensured, the detection can be carried out when the box door 2 is closed, during the detection, air is fed into the cavity to be detected through the air feed pipe 5, the first gasket 6 plays a role in sealing to avoid air leakage, the air pressure at the lower parts of the vent pipe 4 and the detection box 1 is respectively monitored by the first air pressure gauge 7 and the second air pressure gauge, the air pressure value can, and observing whether the air pressure value on the first air pressure gauge 7 changes, if the air pressure value on the first air pressure gauge 7 does not change after a certain time, detecting to be qualified, and if the air pressure value on the first air pressure gauge 7 changes, giving an alarm by an alarm to judge that the detection is unqualified.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
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 (6)
1. The air tightness detection equipment for the engineering machinery parts comprises a detection box (1) and is characterized in that a box door (2) is arranged on one side of the detection box (1), a transverse partition plate (3) is arranged inside the detection box (1), a jacking device is arranged between the upper surface of the partition plate (3) and the detection box (1), a vent pipe (4) is installed in the middle of the partition plate (3), an air supply pipe (5) is connected to the upper end of the vent pipe (4), the lower end of the vent pipe penetrates through the partition plate (3) and is sleeved with a first gasket (6), the first gasket (6) is fixed to the lower surface of the partition plate (3), a first barometer (7) and a backing plate (8) are installed at the bottom of the detection box (1), supporting tubes (9) are rotatably connected to the two sides of the backing plate (8), ejector rods (10) are connected to the inside of the supporting tubes (9) through springs, lantern rings (11) are, the clamping groove is circumferentially formed in the outer side of the sleeve ring (11), the inner wall of the detection box (1) is rotatably connected with a limiting rod (12), and the lower surface of the limiting rod (12) is connected with the inner wall of the detection box (1) through a spring.
2. The airtightness detection apparatus for parts of construction machinery according to claim 1, wherein a second gasket (13) is fixed to an upper surface of the pad (8).
3. The air tightness detection device for the engineering machinery parts and components according to claim 1, wherein one end of the ejector rod (10) is hinged with a top plate, and a rubber layer is fixed on the top plate.
4. The airtightness detection apparatus for engineering machinery parts according to claim 1, wherein the jacking device comprises two lifting rods (14), a transverse plate (15) and a hydraulic cylinder (16), the hydraulic cylinder (16) is fixedly installed at the top of the detection box (1), the output end of the hydraulic cylinder (16) is fixedly connected with the middle part of the transverse plate (15), the two lifting rods (14) are fixedly installed at the two ends of the transverse plate (15), and the other end of each lifting rod (14) penetrates through the detection box (1) and is fixedly connected with the partition plate (3).
5. The air tightness detection device for the engineering machinery part according to claim 1, wherein a second air pressure gauge is installed on the vent pipe (4).
6. The air tightness detection equipment for the engineering machinery parts and components as claimed in claim 1, wherein a control panel (17) is installed on the box door (2), the control panel (17) comprises a display screen, a programmable chip and an alarm, an input end of the programmable chip is electrically connected with an output end of the first air pressure gauge (7) through a wire, and an output end of the programmable chip is electrically connected with input ends of the hydraulic cylinder (16), the display screen and the alarm through wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921548034.9U CN210664930U (en) | 2019-09-18 | 2019-09-18 | Air tightness detection equipment for engineering machinery parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921548034.9U CN210664930U (en) | 2019-09-18 | 2019-09-18 | Air tightness detection equipment for engineering machinery parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210664930U true CN210664930U (en) | 2020-06-02 |
Family
ID=70817170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921548034.9U Expired - Fee Related CN210664930U (en) | 2019-09-18 | 2019-09-18 | Air tightness detection equipment for engineering machinery parts |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210664930U (en) |
-
2019
- 2019-09-18 CN CN201921548034.9U patent/CN210664930U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200602 |