CN214121529U - Automobile lamp air tightness testing device - Google Patents
Automobile lamp air tightness testing device Download PDFInfo
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- CN214121529U CN214121529U CN202120331770.XU CN202120331770U CN214121529U CN 214121529 U CN214121529 U CN 214121529U CN 202120331770 U CN202120331770 U CN 202120331770U CN 214121529 U CN214121529 U CN 214121529U
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Abstract
The utility model provides an automobile lamp airtightness testing device, which comprises a base, wherein a controller is arranged on one side of the base, a frame body is arranged on the base, an airtight detection mechanism is arranged below the frame body and comprises a lifting unit, an air guide block, at least one airtight frame, at least two side cylinders, an air alarm, a vacuum sensor and a fastening plate, a laser lamp and a receiver are respectively embedded in the frame body and positioned on two sides of the airtight frame, an air inlet is arranged on the airtight frame, the air guide block is arranged on the airtight frame and connected with the air inlet, and the side cylinders are relatively arranged on the inner wall of the airtight frame; a transmission mechanism is arranged below the closed frame and comprises a transmission belt, a transmission wheel, a chain and a driving motor, a sealing groove is arranged on the vertical axis of the transmission belt and the side wall of the closed frame, and the sealing groove extends to one end far away from the closed frame; the air guide block and the closed frame are both connected with an air guide pipe, and the air guide pipe penetrates through the frame body to be connected with an inflating mechanism. The utility model discloses the simple operation improves efficiency of software testing and judged result is accurate.
Description
Technical Field
The utility model belongs to the technical field of the car lamps and lanterns, concretely relates to car lamps and lanterns gas tightness testing arrangement.
Background
Automobile lamp, as the important component of car, form by transparent lamp shade and backplate combination usually, if the gas tightness of lamps and lanterns is not good, then when raining or when wasing, the moisture that forms when moisture in the air or high-pressure squirt wash can lead to the car light to intake, can form the fog in the lamp shade when inside and outside difference in temperature is great, and the driver adopts the mode of warm braw stoving usually to get rid of the water smoke, and the stoving of high temperature can lead to the bonding glue melting between lamp shade and the backplate, further increase the possibility that the car light was intake, so form the endless loop, and then damage the car light, consequently, automobile lamp must carry out the gas tightness test before dispatching from the factory.
In the prior art, the lamp shade and the back plate are usually closed and then placed in water for air tightness testing, if bubbles exist, the air tightness testing is unqualified, if no bubbles exist, the air tightness testing is qualified, the operation is complex, the judgment standard is subjective, and if tiny bubbles exist, the tiny bubbles are difficult to observe and judge through naked eyes.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an automobile lamp airtightness testing device, the simple operation improves efficiency of software testing and judged result is accurate.
The utility model provides a following technical scheme:
an automobile lamp airtightness testing device comprises a base, wherein a controller is arranged on one side of the base, a frame body is arranged on the base, an airtight detection mechanism is arranged below the frame body and comprises a lifting unit, an air guide block, at least one airtight frame, at least two side cylinders, an air alarm, a vacuum sensor and a fastening plate, a laser lamp and a receiver are respectively embedded in the frame body and positioned on two sides of the airtight frame, an air inlet is formed in the airtight frame, the air guide block is arranged on the airtight frame and connected with the air inlet, the side cylinders are oppositely arranged on the inner wall of the airtight frame, the fastening plate is arranged below the side cylinders, and the air alarm and the vacuum sensor are embedded in the top wall of the airtight frame; a transmission mechanism is arranged below the closed frame and comprises a transmission belt, a transmission wheel, a chain and a driving motor, wherein a sealing groove is formed in the vertical axis of the transmission belt and the side wall of the closed frame, and the sealing groove extends to one end far away from the closed frame; the air guide block and the closed frame are both connected with an air guide pipe, the air guide pipe penetrates through the frame body to be connected with an inflating mechanism, and the inflating mechanism comprises an inflating pump, an air tank, a first air pump, a scavenging chamber, a second air pump and a purifying device and is used for forming a closed loop to inflate and detect the cyclic utilization of gas.
Preferentially, a through groove is formed in the air guide block, at least two air guide ports are arranged below the air guide block, each air guide port is connected with an air inlet on one closed frame, an inflation inlet is formed in one side of the air guide block, and one end of the air guide pipe is connected with the inflation inlet and the other end of the air guide pipe is connected with the inflation pump.
Preferentially, the inflator pump passes through the air duct and connects the gas pitcher, the gas pitcher passes through the air duct and connects the purification device, the purification device passes through the air duct and connects the second aspiration pump, the second aspiration pump passes through the air duct and connects scavenge chamber one end, the scavenge chamber other end passes through the air duct and connects first aspiration pump, first aspiration pump passes through the air duct and connects airtight frame, the equal electric connection controller of inflator pump, first aspiration pump and second aspiration pump.
Preferentially, the lifting unit comprises a lifting cylinder, a supporting rod and a fixing plate, the lifting cylinder is arranged in the frame body, the lifting cylinder is connected with one end of the supporting rod, the other end of the supporting rod is connected with the fixing plate, the fixing plate is arranged on the air guide block, and the lifting cylinder is electrically connected with the controller.
Preferentially, airtight frame one side is equipped with the gas vent, all be equipped with solenoid valve and equal electric connection controller in air inlet and the gas vent, the intraoral solenoid valve of gas vent is connected to the air duct, the intraoral solenoid valve of air inlet is connected to the air guide mouth.
Preferentially, the transmission band adopts the rubber material, be equipped with the stopper on the transmission band relatively, the chain outside is located to the transmission band cover, the transmission wheel outside is located to the chain, driving motor is connected with the pivot and connects the transmission wheel through the pivot.
Preferably, the transmission wheel is provided with a plurality of clamping grooves at the same central angle, and the chain is clamped in the clamping grooves.
Preferentially, the chain includes a plurality of transmission groups, transmission group is including the outer rail of relatively setting up, the relative inner rail and the connecting rod of setting up, the outer rail of homonymy is connected respectively at the inboard just inner rail both ends of outer rail to the inner rail, the outer rail and the inner rail of the perpendicular connection opposite side of connecting rod.
Preferentially, be connected with the telescopic link under the side cylinder, the telescopic link other end is connected with vacuum chuck, vacuum chuck connects the mounting plate, both sides are equipped with the spout relatively in the airtight frame, the mounting plate edge is inserted and is located in the spout, the middle part is upwards protruding and the mounting plate middle part is equipped with the fixed orifices on the mounting plate.
Preferentially, the side cylinder, the gas alarm, the vacuum sensor, the laser lamp and the receiver are all electrically connected with the controller, and the laser lamp and the receiver are located on the same horizontal line.
The utility model has the advantages that:
1. according to the number of the closed frames and the matching of the laser lamps and the receivers, the controller controls the lifting unit to enable the closed frames to descend and be inserted into the conveying belt to form a closed structure, so that the air tightness detection of a plurality of automobile lamps can be conveniently carried out at the same time, and the detection efficiency is improved;
2. the controller controls the side air cylinder to drive the telescopic rod, the vacuum chuck and the fastening plate to move downwards to fix the lampshade and the back plate of the automobile lamp, so that the automobile lamp is fixed, and the operation is convenient and fast;
3. the inflator pump fills the inert gas in the gas tank into the closed frame through the gas guide tube and the gas guide block, the electromagnetic valves of the gas inlet and the gas outlet are closed, the gas concentration is tested through the gas alarm, whether the gas tightness is qualified or not is judged according to whether the gas concentration is reduced or not, and the degree of the gas tightness is objectively judged according to the reduction degree of the gas concentration through data judgment;
4. before or after the test, the air in the closed frame is pumped by the air exchange chamber through the first air pump, the judgment of air tightness is facilitated before the test, the air is filled into the purification device for purification through the second air pump after the test, the purified inert gas is filled into the air tank, the recycling is facilitated, and the test cost is reduced.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the overall connection of the present invention;
FIG. 2 is a side view schematic connection of the present invention;
FIG. 3 is a schematic connection diagram of the sealing detection mechanism of the present invention;
fig. 4 is a schematic view of the connection of the transmission belts of the present invention;
fig. 5 is a schematic top connection view of the chain of the present invention;
fig. 6 is a schematic view of the transmission wheel connection according to the present invention.
Labeled as: 1. the device comprises a base, 11, a controller, 12, a frame body, 121, a laser lamp, 122, a receiver, 2, a sealing detection mechanism, 21, a lifting unit, 211, a lifting cylinder, 212, a supporting rod, 213, a fixing plate, 22, an air guide block, 221, a through groove, 222, an air charging port, 23, a sealing frame, 231, an air inlet, 232, an air outlet, 24, a side cylinder, 25, an air alarm, 26, a vacuum sensor, 27, a fixing plate, 3, a transmission mechanism, 31, a transmission belt, 311, a sealing groove, 312, a limiting block, 32, a transmission wheel, 321, a clamping groove, 33, a chain, 331, an outer rail, 332, an inner rail, 333, a connecting rod, 34, a driving motor, 4, an air guide tube, 5, an air charging mechanism, 51, an air charging pump, 52, an air tank, 53, a first air suction pump, 54, an air exchange chamber, 55, a second air suction pump and 56 a purification device.
Detailed Description
Example one
As shown in fig. 1-3, an automotive lamp airtightness testing device includes a base 1, a controller 11 is disposed on one side of the base 1, a frame body 12 is disposed on the base 1, a hermetic detection mechanism 2 is disposed below the frame body 12 and includes a lifting unit 21, an air guide block 22, at least one hermetic frame 23, at least two side cylinders 24, an air alarm 25, a vacuum sensor 26 and a fastening plate 27, the lifting unit 21 includes a lifting cylinder 211, a support rod 212 and a fixing plate 213, the lifting cylinder 211 is disposed in the frame body 12, the lifting cylinder 211 is connected to one end of the support rod 212, the other end of the support rod 212 is connected to the fixing plate 213, the fixing plate 213 is disposed on the air guide block 22, and the lifting cylinder 211 is electrically connected to the controller 11.
As shown in fig. 1 to 3, a laser lamp 121 and a receiver 122 are respectively embedded in the frame body 12 and at two sides of the sealing frame 23, the laser lamp 121 and the receiver 122 are located on the same horizontal line, according to the number of the sealing frames 23, the receiver 122 receives the light source of the laser lamp 121, the number of times that the transmitted automobile lamps block the light source of the laser lamp 121 and the receiver 122 cannot receive the light source is the same as the number of the sealing frames 23, the controller 11 controls the driving motor 34 to stop, the controller 11 controls the lifting unit 21 to lower the sealing frame 23 and insert the sealing frame into the sealing groove 311 of the conveyor belt 31 to form a sealing structure, so that the air tightness detection can be performed on a plurality of automobile lamps at the same time, and the detection efficiency can be improved.
As shown in fig. 1-3, an air inlet 231 is arranged on the sealing frame 23, an air guide block 22 is arranged on the sealing frame 23, a through groove 221 is arranged in the air guide block 22, at least two air guide ports are arranged below the air guide block 22, each air guide port is connected with the air inlet 231 on one sealing frame 23, an air charging port 222 is arranged on one side of the air guide block 22, one end of an air guide tube 4 is connected with the air charging port 222, the other end of the air guide tube is connected with an air charging pump 51, a side air cylinder 24 is oppositely arranged on the inner wall of the sealing frame 23, a telescopic rod is connected below the side air cylinder 24, the other end of the telescopic rod is connected with a vacuum suction cup, the vacuum suction cup is connected with a fastening plate 27, sliding grooves are oppositely arranged on two sides in the sealing frame 23, the edge of the fastening plate 27 is inserted into the sliding grooves, the middle part of the fastening plate 27 is protruded upwards, a fixing hole is arranged in the middle part of the fastening plate 27, which is convenient to fix the automobile lamp, the operation is convenient, and the volume of the automobile lamp is negligible; the fastening plate 27 is arranged below the side cylinder 24, the gas alarm 25 and the vacuum sensor 26 are embedded in the top wall of the closed frame 23, and the side cylinder 24, the gas alarm 25, the vacuum sensor 26, the laser lamp 121 and the receiver 122 are all electrically connected with the controller 11; airtight frame 23 one side is equipped with gas vent 232, all is equipped with the solenoid valve and all electric connection controller 11 in air inlet 231 and the gas vent 232, and the solenoid valve in gas vent 232 is connected to air duct 4, leads the solenoid valve in the air inlet 231.
As shown in fig. 1 and fig. 4-6, the closed frame 23 has a conveying mechanism 3 under it and includes a conveying belt 31 and a conveying wheel 32, chain 33 and driving motor 34, be equipped with on the same vertical axis with airtight frame 23 lateral wall on the transmission band 31 and seal groove 311 extends to keeping away from airtight frame 23 one end, transmission band 31 adopts rubber material, be equipped with stopper 312 on the transmission band 31 relatively, the transmission band 31 cover is located the chain 33 outside, the chain 33 is located the transmission wheel 32 outside, driving motor 34 is connected with the pivot and connects transmission wheel 32 through the pivot, the concentric angle is equipped with a plurality of draw-in grooves 321 on the transmission wheel 32, chain 33 card is located in draw-in groove 321, chain 33 includes a plurality of transmission groups, transmission group is including the outer rail 331 of establishing relatively, the inner rail 332 and the connecting rod 333 of establishing relatively, inner rail 332 is located the outer rail 331 that the homonymy is connected respectively at outer rail 331 inboard and inner rail 332 both ends, outer rail 331 and the inner rail 332 of connecting rod 333 perpendicular connection opposite side.
As shown in fig. 1 and 3, the air guide block 22 and the sealing frame 23 are both connected with an air guide tube 4, the air guide tube 4 penetrates through the frame body 12 and is connected with an inflation mechanism 5, the inflation mechanism 5 comprises an inflation pump 51, an air tank 52, a first air suction pump 53, a scavenging chamber 54, a second air suction pump 55 and a purification device 56, and is used for forming a closed loop for inflation and recycling of detection gas, the inflation pump 51 is connected with the air tank 52 through the air guide tube 4, the air tank 52 is connected with the purification device 56 through the air guide tube 4, the purification device 56 is connected with the second air suction pump 55 through the air guide tube 4, the second air suction pump 55 is connected with one end of the scavenging chamber 54 through the air guide tube 4, the other end of the scavenging chamber 54 is connected with the first air suction pump 53 through the air guide tube 4, the first air suction pump 53 is connected with the sealing frame 23 through the air guide tube 4, and the inflation pump 51, the first air suction pump 53 and the second air suction pump 55 are all electrically connected with the controller 11; before the test, the gas in the sealed frame 23 is pumped to the scavenging chamber 54 through the first air pump 53, the vacuum degree in the sealed frame 23 is detected through the vacuum sensor 26, the inert gas in the gas tank 52 is filled into the sealed frame 23 through the gas guide tube 4 and the gas guide block 22 by the inflator pump 51, the electromagnetic valves of the gas inlet 231 and the gas outlet 232 are closed, the gas concentration test is carried out through the gas alarm 25, whether the gas tightness is qualified is judged according to the reduction of the gas concentration, the degree of the gas tightness is judged objectively according to the data judgment and the reduction degree of the gas concentration, the purified inert gas is filled into the purifying device 56 for purification through the second air pump 55 after the test, the purified inert gas is filled into the gas tank 52, the recycling is convenient, and the test cost is reduced.
Example two
As shown in fig. 1 to 3, the present embodiment is different from the first embodiment in that: a ventilation port and a vacuum sensor 26 are arranged in the ventilation chamber 54, and a second air suction pump 55 is connected with the air tank 52 through an air guide pipe 4; before the test, only air is in the sealed frame 23, the air in the sealed frame 23 is pumped into the scavenging chamber 54 through the first air pump 53 and the air guide pipe 4, the air is exhausted through the scavenging port, the vacuum degree in the scavenging chamber 54 is detected through the vacuum sensor 26, after the test, only inert gas exists in the sealed frame 23, the inert gas in the sealed frame 23 is pumped by the first air pump 53 and then directly exhausted into the air tank 52 through the second air pump 55, and the concentration of the inert gas is not changed because the sealed frame 23 and the scavenging chamber 54 are kept vacuum, and the inert gas can be directly exhausted into the air tank 52.
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 modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 (10)
1. The utility model provides an automobile lamp airtightness testing device, includes the base, its characterized in that: the device comprises a base, a controller, a frame body, a closed detection mechanism, a laser lamp, a receiver, a gas inlet, a gas guide block, a gas alarm, a vacuum sensor and a fastening plate, wherein the controller is arranged on one side of the base, the frame body is arranged on the base, the closed detection mechanism is arranged below the frame body and comprises a lifting unit, the gas guide block, at least one closed frame, at least two side cylinders, the gas alarm, the vacuum sensor and the fastening plate, the laser lamp and the receiver are respectively embedded in the frame body and positioned on two sides of the closed frame, the gas guide block is arranged on the closed frame and connected with the gas inlet, the side cylinders are oppositely arranged on the inner wall of the closed frame, the fastening plate is arranged below the side cylinders, and the gas alarm and the vacuum sensor are embedded in the top wall of the closed frame; a transmission mechanism is arranged below the closed frame and comprises a transmission belt, a transmission wheel, a chain and a driving motor, wherein a sealing groove is formed in the vertical axis of the transmission belt and the side wall of the closed frame, and the sealing groove extends to one end far away from the closed frame; the air guide block and the closed frame are both connected with an air guide pipe, the air guide pipe penetrates through the frame body to be connected with an inflating mechanism, and the inflating mechanism comprises an inflating pump, an air tank, a first air pump, a scavenging chamber, a second air pump and a purifying device and is used for forming a closed loop to inflate and detect the cyclic utilization of gas.
2. The device for testing the airtightness of the automobile lamp according to claim 1, wherein: the air guide device is characterized in that a through groove is formed in the air guide block, at least two air guide ports are arranged below the air guide block, each air guide port is connected with an air inlet on one closed frame, an inflation inlet is formed in one side of the air guide block, one end of the air guide pipe is connected with the inflation inlet, and the other end of the air guide pipe is connected with the inflation pump.
3. The device for testing the airtightness of the automobile lamp according to claim 2, wherein: the inflator pump is connected with the gas tank through a gas guide pipe, the gas tank is connected with the purification device through a gas guide pipe, the purification device is connected with the second air pump through a gas guide pipe, the second air pump is connected with one end of the air exchange chamber through a gas guide pipe, the other end of the air exchange chamber is connected with the first air pump through a gas guide pipe, the first air pump is connected with the airtight frame through a gas guide pipe, and the inflator pump, the first air pump and the second air pump are electrically connected with the controller.
4. The device for testing the airtightness of the automobile lamp according to claim 1, wherein: the lifting unit comprises a lifting cylinder, a supporting rod and a fixing plate, the lifting cylinder is arranged in the frame body, the lifting cylinder is connected with one end of the supporting rod, the other end of the supporting rod is connected with the fixing plate, the fixing plate is arranged on the air guide block, and the lifting cylinder is electrically connected with the controller.
5. The device for testing the airtightness of the automobile lamp according to claim 3, wherein: airtight frame one side is equipped with the gas vent, all be equipped with solenoid valve and equal electric connection controller in air inlet and the gas vent, the intraoral solenoid valve of gas vent is connected to the air duct, the intraoral solenoid valve of air inlet is connected to the air guide mouth.
6. The device for testing the airtightness of the automobile lamp according to claim 1, wherein: the transmission band adopts the rubber material, be equipped with the stopper on the transmission band relatively, the chain outside is located to the transmission band cover, the transmission wheel outside is located to the chain, driving motor is connected with the pivot and connects the transmission wheel through the pivot.
7. The device for testing the airtightness of the automobile lamp according to claim 6, wherein: the transmission wheel is provided with a plurality of clamping grooves at the equal central angle, and the chain is clamped in the clamping grooves.
8. The device for testing the airtightness of the automobile lamp according to claim 7, wherein: the chain includes a plurality of transmission groups, transmission group is including the outer rail of relatively establishhing, the inner rail and the connecting rod of relatively establishhing, the outer rail of homonymy is connected respectively at outer rail inboard and inner rail both ends to the inner rail, the outer rail and the inner rail of connecting rod perpendicular connection opposite side.
9. The device for testing the airtightness of the automobile lamp according to claim 1, wherein: the side cylinder is connected with a telescopic rod below, the other end of the telescopic rod is connected with a vacuum chuck, the vacuum chuck is connected with a fastening plate, sliding grooves are oppositely formed in two sides in the closed frame, the edges of the fastening plate are inserted into the sliding grooves, the middle of the fastening plate protrudes upwards, and a fixing hole is formed in the middle of the fastening plate.
10. The device for testing the airtightness of the automobile lamp according to claim 9, wherein: the side cylinder, the gas alarm, the vacuum sensor, the laser lamp and the receiver are electrically connected with the controller, and the laser lamp and the receiver are located on the same horizontal line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120331770.XU CN214121529U (en) | 2021-02-05 | 2021-02-05 | Automobile lamp air tightness testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120331770.XU CN214121529U (en) | 2021-02-05 | 2021-02-05 | Automobile lamp air tightness testing device |
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| Publication Number | Publication Date |
|---|---|
| CN214121529U true CN214121529U (en) | 2021-09-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120331770.XU Active CN214121529U (en) | 2021-02-05 | 2021-02-05 | Automobile lamp air tightness testing device |
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| CN (1) | CN214121529U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117030139A (en) * | 2023-10-08 | 2023-11-10 | 南通诺信汽车零部件有限公司 | Air tightness testing system for intelligent manufacturing of automobile lamp |
-
2021
- 2021-02-05 CN CN202120331770.XU patent/CN214121529U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117030139A (en) * | 2023-10-08 | 2023-11-10 | 南通诺信汽车零部件有限公司 | Air tightness testing system for intelligent manufacturing of automobile lamp |
| CN117030139B (en) * | 2023-10-08 | 2023-12-22 | 南通诺信汽车零部件有限公司 | Air tightness testing system for intelligent manufacturing of automobile lamp |
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