CN217424686U - Automobile windshield wiper water tank gas tightness check out test set - Google Patents
Automobile windshield wiper water tank gas tightness check out test set Download PDFInfo
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- CN217424686U CN217424686U CN202123333526.6U CN202123333526U CN217424686U CN 217424686 U CN217424686 U CN 217424686U CN 202123333526 U CN202123333526 U CN 202123333526U CN 217424686 U CN217424686 U CN 217424686U
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Abstract
The utility model discloses an automobile windshield wiper water tank air tightness inspection device, which comprises a workbench, a water tank clamp and an air source, wherein the water tank clamp is arranged on the workbench and comprises a PLC, a control switch and a computer; the inflatable cylinder is arranged on the side of the tool clamp, and the end part of the telescopic rod of the inflatable cylinder is provided with the sealing component and corresponds to the position of an air inlet of the windshield wiper water tank; the pressure sensor is arranged at the right end of the sealing assembly; the PLC is in signal connection with an air source, an inflation cylinder and an air pressure sensor; the control switch is connected with the PLC; the PLC is connected with the computer and transmits air pressure data detected by the air pressure sensor to the computer; the computer or PLC sets a target air pressure value. The utility model has the advantages of workman low in labor strength, work efficiency is high, the measurement accuracy precision is high.
Description
Technical Field
The utility model relates to an auto-parts gas tightness check out test set technical field especially relates to an automobile windshield wiper water tank gas tightness check out test set.
Background
Most of the existing automobile windshield wiper water tank air tightness tests are traditional water testing methods, the testing efficiency is low, the operation is complex, the precision is poor, the judgment can not be effectively carried out aiming at the judgment limit value, and the automobile windshield wiper water tank air tightness tests need to be carried out by wiping and drying after detection.
According to the invention, through the air pressure change curve, the size of the leakage value can be quantized, subjective errors caused by human factors are eliminated, and the judgment of the judgment limit value can be effectively carried out; the detection quantity can be adjusted according to production requirements, and the method is simple to operate, convenient and fast. The labor cost is greatly reduced; dry-type detects, and the environmental protection is pollution-free to need not to carry out the secondary clearance to the water tank.
The above background disclosure is only provided to aid in understanding the concepts and technical solutions of the present invention, and it does not necessarily belong to the prior art of the present patent application, and it should not be used to assess the novelty and inventive step of the present application without explicit evidence that the above content has been disclosed at the filing date of the present patent application.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a by air pressure drive, to the inside pressure that applys of windshield wiper water tank, the atmospheric pressure change curve that appears on the computer through differential pressure control system to the car windshield wiper water tank gas tightness check out test set of the gas tightness of automatic inspection windshield wiper water tank, it is big with the manual judgement, artifical intensity of labour to solve, the production efficiency who exists from this is low, and judge the technical problem that the precision is poor.
Therefore, the utility model provides an automobile windshield wiper water tank gas tightness check out test set.
Preferably, the present invention may also have the following technical features:
the air tightness inspection equipment for the water tank of the automobile windshield wiper comprises a workbench, a water tank clamp and an air source, wherein the water tank clamp is arranged on the workbench, the air tightness inspection equipment also comprises a PLC (programmable logic controller), a control switch and a computer, the water tank clamp comprises a tool clamp, an inflation cylinder, an air pressure sensor and a sealing assembly, and the tool clamp is fixed on the workbench; the inflatable cylinder is arranged on the side of the tool clamp, and the end part of the telescopic rod of the inflatable cylinder is provided with the sealing component and corresponds to the position of an air inlet of the windshield wiper water tank; the air pressure sensor is arranged at the right end of the sealing assembly;
the PLC is in signal connection with an air source, an inflation cylinder and an air pressure sensor; the control switch is connected with the PLC; the PLC is connected with the computer and transmits air pressure data detected by the air pressure sensor to the computer; the computer or PLC sets a target air pressure value.
Further, the air source is an air compressor.
Furthermore, the system also comprises an audible and visual alarm which is connected with the PLC.
Further, the audible and visual alarm comprises a green light audible and visual alarm and a red light audible and visual alarm; when the air tightness is detected, the audible and visual alarm displays that the green light indicates that the inspection is in progress, and when the air pressure in the wiper water tank is higher than a target air pressure value, the audible and visual alarm sounds one sound and continues the green light to prompt that the inspection is finished; when the air pressure in the water tank of the windshield wiper is lower than the target air pressure value, the audible and visual alarm continuously gives an alarm, and the red light audible and visual alarm is on.
Furthermore, a plurality of water tank clamps are arranged on the workbench, and an audible and visual alarm is correspondingly arranged on each water tank clamp.
Furthermore, the frock clamp is enclosed into the open spacing frame structure in top by preceding curb plate, posterior lateral plate, left side board, right side board.
Further, the tool clamp comprises a right baffle, a left positioning plate, a front limiting plate and a rear limiting plate, and the right baffle, the left positioning plate, the front limiting plate and the rear limiting plate form a limiting space for the windshield wiper water tank; the left positioning plate is fixed on the right side of the inflating cylinder; the back screens board is for constituteing L shaped plate structure by diaphragm and vertical slab, and the joint angle department between them is equipped with the groove of stepping down.
Furthermore, the upper part of the left positioning plate is provided with a U-shaped groove.
Furthermore, still include the location cylinder, the location cylinder is connected with PLC to fix the right side at back screens board, its telescopic link is to preceding limiting plate.
The utility model discloses beneficial effect with the prior art contrast includes: through setting up back screens board, it is spacing to the rear side of windshield wiper water tank to utilize the diaphragm of back screens board, recycles the arch that the groove of stepping down blocked windshield wiper water tank rear side to when restriction windshield wiper water tank axial float, divide the extrusion force that the windshield wiper water tank received for longitudinal plate and right baffle, thereby reduce the extrusion force on windshield wiper water tank right side.
And the spacing space that right baffle, left locating plate, preceding limiting plate, back screens board formed can expose most box of windshield wiper water tank, is convenient for observe whether windshield wiper water tank warp when detecting.
The size of the leakage value can be quantified through the air pressure change curve, subjective errors caused by human factors are eliminated, and the judgment limit value can be effectively screened; the detection quantity can be adjusted according to production requirements, the operation is simple, convenient and quick, and the labor cost is greatly reduced; dry-type detects, and the environmental protection is pollution-free to need not to carry out the secondary clearance to the water tank.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a diagram of one embodiment of the water tank clamp of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following embodiments. It should be emphasized that the following description is merely exemplary in nature and is not intended to limit the scope of the invention or its application.
Non-limiting and non-exclusive embodiments will be described with reference to the following drawings, wherein like reference numerals refer to like parts, unless otherwise specified.
The automobile windshield wiper water tank air tightness inspection device comprises a workbench 4, a water tank clamp 1, an air source, a PLC5, a control switch 6 and a computer 7, wherein the water tank clamp 1 is arranged on the workbench 4, the water tank clamp 1 comprises a tooling clamp, an inflation cylinder 22, an air pressure sensor 2 and a sealing assembly 21, and the tooling clamp is fixed on the workbench 4 and used for fixing a windshield wiper water tank 10. The end part of the telescopic rod of the inflation cylinder 22 is provided with the sealing assembly 21 and is arranged on the side of the tool clamp. The air pressure sensor 2 is installed at the right end of the sealing assembly 21. The inflation cylinder 22 is arranged at a position corresponding to an air inlet of the windshield wiper water tank 10, and an expansion rod of the inflation cylinder 22 is extended to seal the air inlet of the windshield wiper water tank 10 through the sealing component 21, so that air leakage when the inflation cylinder 22 inflates the windshield wiper water tank 10 is prevented, air tightness in the detection process is ensured, and the detection accuracy is improved. The PLC is in signal connection with the air source, the inflating cylinder 22 and the air pressure sensor 2 and is used for controlling the telescopic displacement of the inflating cylinder 22 and controlling the air source to supply air to or cut off air from the inflating cylinder 22. The control switch 6 is connected with the PLC5 and used for starting the PLC. During detection, a computer 7 is used for setting a detection target air pressure value, and in the process of detecting air tightness, if the air pressure in the wiper water tank is lower than the target air pressure value, the air pressure is unqualified, otherwise, the air pressure is qualified. Preferably, the air source is an air compressor.
The computer 7 is connected with a PLC5, and the PLC transmits the data detected by the air pressure sensor 2 to the computer 7. The checked air pressure curve and the checked record are automatically stored in the computer 7: after the inspection is finished, the computer display 71 can present a windshield wiper water tank air pressure 10 change curve, so that the air pressure state of the windshield wiper water tank 10 in the inspection can be visually observed, and the improvement and debugging of products are facilitated. And has the function of automatically storing records, and is convenient for future searching and reviewing.
According to the further improvement of the technical scheme, whether the air tightness of the windshield wiper water tank 10 is qualified or not is checked for visual display, the sound-light alarm 3 is connected to the PLC, and the sound-light alarm 3 comprises a green light sound-light alarm and a red light sound-light alarm. When the air tightness is detected, the audible and visual alarm 3 displays a green light to indicate that the inspection is in progress, if the air pressure in the wiper water tank 10 is higher than a target air pressure value, the audible and visual alarm 3 makes a sound and continuously emits the green light to prompt that the inspection is finished; if the air pressure in the wiper water tank 10 is lower than the target air pressure value, the audible and visual alarm 3 gives continuous alarm sound, and the red light audible and visual alarm is on.
Preferably, be equipped with a plurality of water tank anchor clamps 1 on the workstation, this embodiment sets up 4 water tank anchor clamps 1. Like this, the single can carry out the gas tightness to a plurality of windshield wiper water tanks 10 and detect, and work efficiency is showing and is improving. When the water tank clamp is used, each water tank clamp 1 is correspondingly provided with a group of audible and visual alarms.
In some embodiments, referring to fig. 1, the tooling fixture is enclosed by a front side plate, a rear side plate 12, a left side plate and a right side plate 11 to form a limiting frame structure with an open top. The wiper blade 10 is mounted in the tool holder such that the inlet port of the wiper blade 10 corresponds to the position of the air charging cylinder 22.
In some embodiments, referring to fig. 2, the tooling fixture includes a right baffle 17, a left positioning plate 14, a front limiting plate 18, and a rear limiting plate, and the right baffle 17, the left positioning plate 14, the front limiting plate 18, and the rear limiting plate form a limiting space for the wiper tank 10. The left positioning plate 14 is fixed on the right side of the inflation cylinder 22, and a U-shaped groove 141 for placing the air inlet of the wiper water tank 10 is formed in the upper portion thereof. The back screens board is for constituteing L shaped plate structure by diaphragm 151 and vertical plate 153, and its joint angle department is equipped with the groove of stepping down 152. Through setting up back screens board, the diaphragm 151 that utilizes back screens board is spacing to the rear side of windshield wiper water tank 10, recycles the arch that lets the groove 152 block windshield wiper water tank 10 rear side to when restriction windshield wiper water tank 10 axial float, divide the extrusion force that windshield wiper water tank 10 received for vertical plate 153 and right baffle 17, thereby reduce the extrusion force on windshield wiper water tank 10 right side. And the limiting space formed by the right baffle 17, the left positioning plate 14, the front limiting plate 18 and the rear limiting plate can expose most of the box body of the windshield wiper water tank 10, so that whether the windshield wiper water tank 10 deforms or not during detection can be conveniently observed.
Preferably, the wiper further comprises a positioning air cylinder 16, wherein the positioning air cylinder 16 is connected with the PLC and fixed on the right side of the rear clamping plate, and the telescopic rod of the positioning air cylinder is directed to the wiper water tank 10. During detection, the telescopic rod of the positioning cylinder 16 is used for propping against the right rear side of the wiper water tank 10, so that the wiper water tank 10 is pressed towards the front limiting plate 18, and the wiper water tank 10 is prevented from jumping. The mounting position of the front retainer plate 18 corresponds to the positioning cylinder 16.
A simple operation method of an automobile windshield wiper water tank airtightness inspection device comprises the following steps:
firstly, a 220V power supply is plugged in, an air source is opened, the computer 7 is waited for starting up, and qualified parameters (target air pressure value) requirements are set in the computer 7 after the computer 7 is started up.
Secondly, the windshield wiper water tank 10 is placed in the tool fixture, the control switch 6 is pressed by two hands, and the inspection is started.
Thirdly, the audible and visual alarm 3 displays that the green light indicates that the inspection is being performed and waits for the inspection result.
Fourthly, if all 4 detected wiper water tanks 10 are qualified, the audible and visual alarm 3 sounds one sound and continuously turns green to prompt the end of the inspection; if a certain wiper water tank 10 is not qualified, a continuous alarm sound is generated, and a red light is turned on at a corresponding position.
Taking out the wiper water tank 10 and loading the wiper water tank to be tested into the wiper water tank to be tested, and circularly checking in the operation sequence from the first step to the fifth step.
Those skilled in the art will recognize that numerous variations are possible in light of the above description, and therefore the examples and drawings are merely intended to describe one or more specific embodiments.
While there has been described and illustrated what are considered to be example embodiments of the present invention, it will be understood by those skilled in the art that various changes and substitutions can be made therein without departing from the spirit of the invention. In addition, many modifications may be made to adapt a particular situation to the teachings of the present invention without departing from the central concept described herein. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but may include all embodiments and equivalents falling within the scope of the present invention.
Claims (9)
1. The utility model provides an automobile windshield wiper water tank gas tightness check out test set, includes workstation, water tank anchor clamps, air supply, water tank anchor clamps arrange on the workstation, its characterized in that: the water tank clamp comprises a tool clamp, an inflation cylinder, an air pressure sensor and a sealing assembly, and the tool clamp is fixed on the workbench; the inflatable cylinder is arranged on the side of the tool clamp, and the end part of the telescopic rod of the inflatable cylinder is provided with the sealing component and corresponds to the position of an air inlet of the windshield wiper water tank; the air pressure sensor is arranged at the right end of the sealing assembly;
the PLC is in signal connection with an air source, an inflation cylinder and an air pressure sensor; the control switch is connected with the PLC; the PLC is connected with the computer and transmits air pressure data detected by the air pressure sensor to the computer; the computer or PLC sets a target air pressure value.
2. The airtightness inspecting apparatus for a water tank of a wiper blade of an automobile as set forth in claim 1, wherein: the air source is an air compressor.
3. The airtightness inspecting apparatus for a water tank of a wiper blade of an automobile as set forth in claim 1, wherein: the PLC is characterized by further comprising an audible and visual alarm, and the audible and visual alarm is connected with the PLC.
4. The airtightness inspecting apparatus for a water tank of a wiper blade of an automobile as set forth in claim 3, wherein: the audible and visual alarm comprises a green light audible and visual alarm and a red light audible and visual alarm; when the air tightness is detected, the audible and visual alarm displays that the green light indicates that the inspection is in progress, and when the air pressure in the wiper water tank is higher than a target air pressure value, the audible and visual alarm sounds one sound and continues the green light to prompt that the inspection is finished; when the air pressure in the water tank of the windshield wiper is lower than the target air pressure value, the audible and visual alarm continuously gives an alarm, and the red light audible and visual alarm is on.
5. The airtightness inspecting apparatus for a water tank of a wiper blade of an automobile as set forth in claim 3, wherein: the workbench is provided with a plurality of water tank clamps, and each water tank clamp is correspondingly provided with an audible and visual alarm.
6. The airtightness inspecting apparatus for a water tank of a wiper blade of an automobile as set forth in claim 1, wherein: the tool clamp is of a limiting frame structure with an open top and defined by a front side plate, a rear side plate, a left side plate and a right side plate.
7. The airtightness inspecting apparatus for a water tank of a wiper blade of an automobile as set forth in claim 1, wherein: the tool clamp comprises a right baffle, a left positioning plate, a front limiting plate and a rear limiting plate, wherein the right baffle, the left positioning plate, the front limiting plate and the rear limiting plate form a limiting space for forming the windshield wiper water tank; the left positioning plate is fixed on the right side of the inflating cylinder; the back screens board is for constituteing L shaped plate structure by diaphragm and longitudinal slab, and the joint angle department between them is equipped with the groove of stepping down.
8. The airtightness inspecting apparatus for a water tank of a wiper blade of an automobile as set forth in claim 7, wherein: and the upper part of the left positioning plate is provided with a U-shaped groove.
9. The airtightness inspecting device for the water tank of a wiper blade of an automobile according to claim 7, wherein: still include the location cylinder, the location cylinder is connected with PLC to fix the right side at back screens board, the directional preceding limiting plate of its telescopic link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123333526.6U CN217424686U (en) | 2021-12-28 | 2021-12-28 | Automobile windshield wiper water tank gas tightness check out test set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123333526.6U CN217424686U (en) | 2021-12-28 | 2021-12-28 | Automobile windshield wiper water tank gas tightness check out test set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217424686U true CN217424686U (en) | 2022-09-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123333526.6U Active CN217424686U (en) | 2021-12-28 | 2021-12-28 | Automobile windshield wiper water tank gas tightness check out test set |
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| Country | Link |
|---|---|
| CN (1) | CN217424686U (en) |
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2021
- 2021-12-28 CN CN202123333526.6U patent/CN217424686U/en active Active
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