CN216645823U - Automatic testing device for throttle body - Google Patents
Automatic testing device for throttle body Download PDFInfo
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- CN216645823U CN216645823U CN202123298447.6U CN202123298447U CN216645823U CN 216645823 U CN216645823 U CN 216645823U CN 202123298447 U CN202123298447 U CN 202123298447U CN 216645823 U CN216645823 U CN 216645823U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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Abstract
The utility model provides an automatic testing device of a throttle body, which comprises a positioning mechanism, a control mechanism for testing each electric unit of the throttle body and a circulating oil way mechanism, wherein the positioning mechanism is used for positioning the control mechanism; the positioning mechanism comprises a base, a pressing device, a guide rail pair arranged on the base and a first cylinder for driving the base to move; the control mechanism comprises a bus plug, and the bus plug is fixed at the end position of the guide rail pair; the circulating oil way mechanism is respectively provided with an oil inlet interface device and an oil outlet interface device corresponding to the oil way inlet and outlet positions of the throttle body, and the oil inlet interface device comprises a first plug connector and a fourth cylinder driving the first plug connector to move in a telescopic mode; the oil outlet interface device comprises a second plug connector and a fifth cylinder for driving the second plug connector to move in a telescopic mode. During testing, the positioning mechanism is only needed to put the throttle body into the positioning mechanism, positioning and insertion can be automatically completed by the positioning mechanism, the throttle device does not need to be repeatedly disassembled and assembled and manual insertion is not needed in the testing process, and the detection efficiency is greatly improved.
Description
Technical Field
The utility model relates to the technical field of function test equipment in the production link of an automobile throttle body.
Background
In refitting of fuel-powered automobiles, in order to improve the fuel utilization rate, an electrically controlled throttle body is generally adopted. After the electrically controlled throttle body is produced, the electrically controlled throttle body needs to be subjected to preliminary function test so as to screen out defective products. The general preliminary function tests comprise a fuel injection function test, an air inlet pressure sensor function test, an air inlet temperature sensor function test, a throttle opening position sensor function test, a bypass air channel stepping motor function test and the like. At present, this type of test is mainly to test throttle body direct mount on the engine, but this kind of test mode has many-sided defect, needs the dismouting repeatedly during the test, leads to test time long, wastes a large amount of fuel moreover, in addition, still can only pass through the manual work and judge whether good throttle body appears the erroneous judgement easily.
SUMMERY OF THE UTILITY MODEL
The utility model provides an automatic throttle body testing device which is high in testing efficiency and accurate in testing result.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:
the automatic testing device of the throttle body comprises a positioning mechanism, a control mechanism for testing whether each electric unit of the throttle body works normally or not and a circulating oil circuit mechanism for testing the oil injection function of the throttle body; the positioning mechanism comprises a base used for positioning the throttle body, a pressing device corresponding to the upper part of the throttle body and used for pressing and fixing the throttle body, a guide rail pair arranged on the base, and a first air cylinder driving the base to move linearly along the guide rail pair; the control mechanism comprises a bus plug which can be spliced with the throttle body, the bus plug is fixed at the end position of the guide rail pair, and when the base reaches the end position, the throttle body and the bus plug are spliced with each other; the circulating oil way mechanism is provided with an oil inlet interface device and an oil outlet interface device respectively corresponding to the oil way inlet and outlet positions of the throttle body, and the oil inlet interface device comprises a first plug connector and a fourth cylinder driving the first plug connector to move in a telescopic manner; the oil outlet interface device comprises a second plug connector and a fifth cylinder for driving the second plug connector to move in a telescopic mode.
The utility model provides a preferred scheme, the four corners of base is equipped with the locating piece of location throttle body, closing device is including the second cylinder that is used for compressing tightly the dish of throttle body top surface, and drives compress tightly the dish and go up and down.
According to a preferable scheme, the control mechanism is in signal connection with an oil nozzle, an air pressure sensor, a temperature sensor, a bypass air channel stepping motor and a throttle position sensor of the throttle body through the bus plug.
In a preferable scheme, the air conditioner further comprises a third air cylinder for driving the throttle valve to open and close.
According to a preferable scheme, the circulating oil path mechanism comprises an oil tank, an oil inlet oil path connected with oil inlets of the oil tank and the throttle body, an oil outlet oil path connected with oil outlets of the oil tank and the throttle body, and a detection oil path connected between the oil tank and outlets of the throttle valves; the oil inlet oil path comprises an oil inlet pipeline, a first oil pump which is arranged on the oil inlet pipeline and used for supplying oil in the oil tank to the throttle body, and a two-position three-way electromagnetic valve which is connected with the first oil pump in series; the oil outlet oil way comprises an oil outlet pipeline, an oil pressure meter arranged on the oil outlet pipeline, and an oil pumping pipeline which is connected with the oil pressure meter in parallel and communicated to the oil tank, wherein a second oil pump for pumping oil is arranged on the oil pumping pipeline; the detection oil path comprises detection pipelines corresponding to each throttle valve, and each detection pipeline is provided with a hydraulic valve and a liquid level sensor.
The utility model has the beneficial effects that: during testing, the positioning mechanism is only needed to be placed into the throttle body for positioning, the positioning mechanism can automatically complete positioning, the throttle body is automatically inserted into the control mechanism and the circulating oil way mechanism, functional testing of each functional unit of the throttle body can be automatically completed under the control of the control mechanism, the throttle body can be automatically taken out after testing is completed, the throttle device does not need to be repeatedly disassembled and assembled and manually inserted, and detection efficiency and accuracy are greatly improved.
Drawings
The present invention will be described in further detail with reference to the following drawings and specific examples.
FIG. 1 is a schematic diagram showing the overall structure of a test apparatus according to an embodiment;
FIG. 2 is a first perspective view of the internal structure of the testing device in the embodiment;
FIG. 3 is a first perspective view of a portion of the structure of the embodiment mounted on a work table;
FIG. 4 is a perspective view of a second embodiment of a part of the structure mounted on a work table;
FIG. 5 is a schematic diagram of an embodiment of a circulating oil path structure.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
referring to fig. 1 to 5, the present embodiment is described with an automatic testing apparatus for a throttle body, which is used to test whether various functions of the throttle body 5 are operating, including whether an oil injection function is normal, whether a throttle air intake control function is normal, whether an air pressure sensor, a temperature sensor, and a stepping motor of a bypass passage inside the throttle body 5 are operating normally, and display a final test result. The throttle body 5 refers to the whole of the product to be tested, and the throttle valve refers to an airflow channel in the throttle body 5.
The testing device comprises a cabinet 1, wherein a horizontal working table 100 is arranged in the cabinet 1, a positioning mechanism 2 which is positioned and connected with a throttle body 5 is arranged on the working table 100, and a circulating oil way mechanism 3 and a control mechanism which are used for testing the oil injection function of the throttle body 5 are also arranged in the cabinet 1.
The positioning mechanism 2 comprises a base 21 for placing the throttle body 5, and the base 21 is provided with positioning blocks 211 for fixing four corners of the throttle body 5; the bottom surface of the base 21 is mounted on the working table 100 through a guide rail pair 212, and a first cylinder 213 for driving the base 21 to move linearly along the guide rail pair 212 is further arranged below the working table 100; and limit switches 214 for limiting the position of the base 21 are arranged at two ends of the moving path of the guide rail pair 212. When the base 21 moves to the end point, a pressing device 22 for pressing and fixing the throttle body 5 downwards to prevent the throttle body 5 from deviating is arranged above the throttle body 5, and the pressing device 22 comprises a pressing disc 221, a second cylinder 222 for driving the pressing disc 221 to ascend and descend, a fixing plate 223 for mounting the second cylinder 222, and a plurality of guide rods 224 and guide sleeves 225 for guiding the pressing disc 221 to move; the fixing plate 223 is fixed on the working table 100 by fixing rods 226 vertically arranged at four corners. The pressing device 22 can prevent oil leakage at the interface between the throttle body 5 and the circulating oil path mechanism 3.
When the throttle body 5 moves to the end position along with the base 21, the bus socket of the throttle body 5 is connected with a bus plug 41 in an inserting manner, and the bus plug 41 is installed on the working table 100 through a supporting plate 411. And the bus plug 41 is in signal connection with the control mechanism. The oil nozzle, the air pressure sensor, the temperature sensor, the bypass air channel stepping motor and the throttle position sensor of the throttle body 5 are connected with a control mechanism through a bus plug 41, so that power supply, function control and signal feedback are performed; while the other electrical control units of the test device are connected to said control mechanism, which also comprises a touch screen 42 for control input and display. At this time, a third cylinder 43 is further provided at a position corresponding to the throttle opening/closing control link of the throttle body 5, the third cylinder 43 is mounted on the work table 100, and a push plate 431 for pushing the link of the throttle body 5 is provided at a movable end thereof.
An oil inlet interface device 31 and an oil outlet interface device 32 are respectively arranged at the positions corresponding to the oil path inlet and outlet of the throttle body 5; the oil inlet interface device 31 comprises a first plug connector 311 for plug-in connection with an oil inlet of an oil path of the throttle body 5, and a fourth cylinder 312 for driving the first plug connector 311 to move towards the throttle body 5 in a telescopic manner, wherein the fourth cylinder 312 is fixed on the working table 100; similarly, the oil outlet interface device 32 includes a second plug 321 for plugging and connecting with the oil outlet of the throttle body 5, and a fifth cylinder 322 for driving the second plug 321 to move telescopically towards the throttle body 5, and the fifth cylinder 322 is fixed on the working table 100.
The circulating oil path mechanism 3 further includes an oil tank 33, an oil inlet path 34 connected between the oil tank 33 and the first connector 311, an oil outlet path 35 connected between the oil tank 33 and the second connector 321, and a detection oil path 36 connected to an outlet of the throttle valve. The oil inlet path 34 includes an oil inlet pipeline 341, and a first oil pump 342 disposed on the oil inlet pipeline 341 and used for supplying oil in the oil tank 33 to the throttle body 5, and a two-position three-way electromagnetic valve 343 is further disposed on the oil inlet pipeline 341 and behind the first oil pump 342, an oil outlet of the two-position three-way electromagnetic valve 343 is further communicated with the oil tank 33 through a branch pipeline 344, but does not contact the liquid level in the oil tank 33, and is only used for returning residual oil to the oil tank 33, thereby avoiding pollution and waste. The oil outlet path 35 includes an oil outlet path 351 and an oil pressure gauge 352 disposed on the oil outlet path 351, the oil outlet path 351 is further provided with an oil pumping path 353 connected to the oil tank 33 in parallel, and the oil pumping path 353 is provided with a second oil pump 354 for pumping oil. The detection oil path 36 includes detection pipelines 361 corresponding to each throttle, and each detection pipeline 361 is provided with a hydraulic valve 362 and a liquid level sensor 363.
When the testing device works, the throttle body 5 is firstly placed between the positioning blocks 211 of the base 21, then the first cylinder 213 drives the base 21 to move to the position of the limit switch 214 at the front end, at the moment, the bus socket of the throttle body 5 is mutually connected with the bus plug 41 in an inserted manner, and meanwhile, the upper end of the throttle body 5 is pressed and positioned by the pressing disc 221 of the pressing device 22. The first plug 311 of the oil inlet interface device 31 and the second plug 321 of the oil outlet interface device 32 are respectively driven by the fourth cylinder 312 and the fifth cylinder 322 to be in plug connection with the oil inlet and the oil outlet of the throttle body 5. After the positioning and the connection are finished, the detection of each electric unit of the throttle body 5 and the oil injection detection of the oil injection nozzle are synchronously carried out. The control mechanism judges whether each functional part of the throttle body 5 can work normally or not through data fed back by the air pressure sensor, the temperature sensor, the bypass air channel stepping motor and the throttle position sensor, wherein a signal of the throttle position sensor is generated by a connecting rod of the throttle body 5 driven by the third air cylinder 43. When the oil injection of the oil nozzle is detected, the first oil pump 342 is started, the two-position three-way electromagnetic valve 343 is opened, the oil in the oil tank 33 is pumped from the oil inlet pipeline 341 to the oil outlet pipeline 351 through the throttle body 5, when the oil pressure reaches a set value, the oil pressure gauge 352 is opened, and the oil can flow back to the oil tank 33 through the oil pressure gauge 352, so that the oil passage of the throttle body 5 establishes a stable oil pressure. At this time, the control mechanism controls the oil nozzles of the throttle body 5 to perform oil injection operation, the hydraulic valve 362 of the detection pipeline 361 is closed, the liquid level sensor 363 detects the position of oil liquid, whether the oil nozzles work normally is judged according to the position of the oil liquid, after the detection is completed, the hydraulic valve 362 is opened, the oil liquid flows back to the oil tank 33, the second oil pump 354 is opened, and the oil liquid in the oil inlet pipeline 341, the oil passages in the throttle body 5 and the oil outlet pipeline 351 is pumped back to the oil tank 33. The pressing device 22 is released, the first air cylinder 213 drives the base 21 to withdraw the throttle valve to the limit switch 214 at the rear end, and a round of test is completed. The oil liquid in the testing process can be recycled, and the method is economical and environment-friendly; the test efficiency is high, and the test project is comprehensive and accurate.
The above description is not intended to limit the technical scope of the present invention, and any modification, equivalent change and modification of the above embodiments according to the technical spirit of the present invention are still within the technical scope of the present invention.
Claims (5)
1. Throttle body automatic testing arrangement, its characterized in that: the device comprises a positioning mechanism, a control mechanism for testing whether each electric unit of the throttle body works normally or not and a circulating oil way mechanism for testing the oil injection function of the throttle body; the positioning mechanism comprises a base used for positioning the throttle body, a pressing device corresponding to the upper part of the throttle body and used for pressing and fixing the throttle body, a guide rail pair arranged on the base, and a first air cylinder driving the base to move linearly along the guide rail pair; the control mechanism comprises a bus plug which can be spliced with the throttle body, the bus plug is fixed at the end position of the guide rail pair, and when the base reaches the end position, the throttle body and the bus plug are spliced with each other; the circulating oil way mechanism is provided with an oil inlet interface device and an oil outlet interface device respectively corresponding to the oil way inlet and outlet positions of the throttle body, and the oil inlet interface device comprises a first plug connector and a fourth cylinder driving the first plug connector to move in a telescopic manner; the oil outlet interface device comprises a second plug connector and a fifth cylinder for driving the second plug connector to move in a telescopic mode.
2. The automatic throttle body testing device of claim 1, wherein: the four corners of base are equipped with the locating piece of location throttle body, closing device is including the second cylinder that is used for compressing tightly the dish of throttle body top surface, and drive compress tightly the dish and go up and down.
3. The automatic throttle body testing device of claim 1, wherein: the control mechanism is in signal connection with an oil nozzle, an air pressure sensor, a temperature sensor, a bypass air channel stepping motor and a throttle position sensor of the throttle body through the bus plug.
4. The automatic throttle body testing device of claim 3, wherein: and the third cylinder drives the throttle valve to open and close.
5. The automatic throttle body testing device of claim 1, wherein: the circulating oil path mechanism comprises an oil tank, an oil inlet oil path connected with oil inlets of the oil tank and the throttle body, an oil outlet oil path connected with oil outlets of the oil tank and the throttle body, and a detection oil path connected between the oil tank and outlets of the throttles; the oil inlet oil path comprises an oil inlet pipeline, a first oil pump and a two-position three-way electromagnetic valve, wherein the first oil pump is arranged on the oil inlet pipeline and used for supplying oil in the oil tank to the throttle body, and the two-position three-way electromagnetic valve is connected with the first oil pump in series; the oil outlet oil way comprises an oil outlet pipeline, an oil pressure meter arranged on the oil outlet pipeline, and an oil pumping pipeline which is connected with the oil pressure meter in parallel and communicated to the oil tank, wherein a second oil pump for pumping oil is arranged on the oil pumping pipeline; the detection oil path comprises detection pipelines corresponding to each throttle valve, and each detection pipeline is provided with a hydraulic valve and a liquid level sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123298447.6U CN216645823U (en) | 2021-12-23 | 2021-12-23 | Automatic testing device for throttle body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123298447.6U CN216645823U (en) | 2021-12-23 | 2021-12-23 | Automatic testing device for throttle body |
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| Publication Number | Publication Date |
|---|---|
| CN216645823U true CN216645823U (en) | 2022-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123298447.6U Active CN216645823U (en) | 2021-12-23 | 2021-12-23 | Automatic testing device for throttle body |
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| Country | Link |
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| CN (1) | CN216645823U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114295349A (en) * | 2021-12-23 | 2022-04-08 | 广东华控汽车科技有限公司 | Throttle body function test equipment |
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2021
- 2021-12-23 CN CN202123298447.6U patent/CN216645823U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114295349A (en) * | 2021-12-23 | 2022-04-08 | 广东华控汽车科技有限公司 | Throttle body function test equipment |
| CN114295349B (en) * | 2021-12-23 | 2023-11-17 | 广东华控汽车科技有限公司 | Throttle body function test equipment |
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