CN111085855A - High-precision automatic assembling device for internal and external gears of gearbox oil pump - Google Patents
High-precision automatic assembling device for internal and external gears of gearbox oil pump Download PDFInfo
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- CN111085855A CN111085855A CN201911369523.2A CN201911369523A CN111085855A CN 111085855 A CN111085855 A CN 111085855A CN 201911369523 A CN201911369523 A CN 201911369523A CN 111085855 A CN111085855 A CN 111085855A
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- outer rotor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
- B23P21/004—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control the units passing two or more work-stations whilst being composed
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Abstract
The invention discloses a high-precision automatic assembling device for internal and external gears of a transmission oil pump, which is fixed on a rack and used for automatically assembling the internal and external gears of the transmission oil pump. The invention also provides an automatic assembly method of the internal and external gears of the high-precision gearbox oil pump, wherein the internal and external rotors of the oil pump are conveyed to the rotor for slow access by the internal and external rotor feeding device, and then conveyed to a turntable clamp of the station index plate by the double-triaxial manipulator feeding device to be automatically assembled by the device to complete the assembly of the internal and external rotors of the oil pump. The invention realizes the full-automatic assembly of the inner rotor and the outer rotor of the oil pump of the gearbox, replaces the manual assembly and the semi-automatic assembly, greatly improves the assembly precision and the production efficiency, and improves the product quality.
Description
Technical Field
The invention belongs to the technical field of automatic machinery, and relates to an automatic assembling device for internal and external gears of a high-precision gearbox oil pump, which is suitable for automatic assembly of the internal and external gears of the oil pump.
Background
With the vigorous development of the automobile industry in China and the rapid increase of the number of automobiles in China, the performance requirements of people on automobiles are higher and higher. The influence of the gearbox on the performance and oil consumption of the whole vehicle cannot be ignored. The automobile transmission oil pump is one of the key parts related to the dynamic property, the economical efficiency, the comfort and the like of an automobile, and is a power source of an automatic transmission hydraulic control system and a lubricating device of each friction pair in a box. The invention discloses an automatic assembling device and an assembling method for internal and external gears of a high-precision gearbox oil pump, which replace the traditional manual assembly and semi-automatic assembly, greatly improve the assembly precision and the assembly efficiency, meet the real-time requirement and precision requirement in large-scale production, improve the production efficiency, reduce the labor cost, adapt to the new field of automatic machinery more and more, and adapt to the new requirement of the development of the times more and more.
Disclosure of Invention
The invention provides an automatic assembly device for internal and external gears of a high-precision gearbox oil pump aiming at the defects of the prior art, which is realized by the following technical scheme:
the automatic assembly device for the internal and external gears of the high-precision gearbox oil pump comprises a feeding mechanism, wherein the feeding mechanism comprises a lifting moving plate, the bottom of the lifting moving plate is provided with a screw rod and a servo motor, and the lifting moving plate is respectively provided with an internal rotor positioning shaft and an external rotor positioning shaft;
a rotor grading cache region is arranged on one side of the feeding mechanism and comprises a plurality of storage regions; a first mechanical arm is arranged above the feeding mechanism and the rotor grading cache region, and a detection region is arranged on one side of the first mechanical arm; the first mechanical arm moves the inner rotor and the outer rotor at the top of the feeding mechanism to a detection area, a sensor in the detection area measures the thickness of the inner rotor and the thickness of the outer rotor, and the inner rotor and the outer rotor are placed in corresponding storage areas according to the thickness;
an assembly area is arranged on one side of the grading cache area, and an oil pump to be assembled is fixed in the assembly area through a clamp; a sensor is arranged above the oil pump, and the sensor measures the depth of the oil pump cavity; and a second mechanical arm is arranged above the grading cache region and the assembling region, and the second mechanical arm is used for installing the inner rotor and the outer rotor in the corresponding storage region into the oil pump according to the depth of the oil pump cavity.
Further, the clamp comprises a positioning rod and a driving shaft for limiting, and a pressing rod and a pressing block for pressing the oil pump; the pressing rod is driven by a motor; the driving shaft is internally provided with a positioning block.
Furthermore, a plurality of clamps are fixed on a rotatable dividing plate; after the oil pump on one clamp is installed, the index plate rotates to install the next oil pump.
Furthermore, the storage area, the first mechanical arm and the second mechanical arm are all provided with positioning grooves for preventing the inner rotor and the outer rotor from rotating. . The whole index plate has six stations, and the inner rotor and the outer rotor of the oil pump at the next station are installed by rotating the index plate.
The invention has the advantages that: the automatic degree is high, the assembly efficiency is improved, and the assembly method has the characteristics of accuracy, comprehensiveness and high precision.
Drawings
A more complete appreciation of the invention and many of the attendant advantages thereof will be readily obtained as the same becomes better understood by reference to the following detailed description when considered in connection with the accompanying drawings, wherein the accompanying drawings are included to provide a further understanding of the invention and form a part of this specification, and wherein the illustrated embodiments and descriptions thereof are intended to illustrate and not limit the invention, wherein:
FIG. 1 is a schematic view of the overall assembly apparatus of the present invention;
FIG. 2 is a schematic structural view of the inner and outer rotor feeding device according to the present invention;
FIG. 3 is a schematic structural view of the inner and outer rotor loading device of the present invention;
FIG. 4 is a schematic structural view of a double-triaxial manipulator feeding device according to the present invention;
FIG. 5 is a schematic structural view of the turntable clamping device of the present invention.
Detailed Description
The invention will be further described with reference to the drawings.
As shown in fig. 1, the station index plate 22 is uniformly provided with six stations, and each station is provided with a turntable clamp, as shown in fig. 5, the turntable clamp comprises an oil pump pressing device and an oil pump positioning device, wherein the oil pump pressing device is provided with a pressing rod 21 and a pressing block 20 for pressing an oil feed pump, the oil pump positioning device is provided with a positioning rod 14 and a driving shaft 15 for positioning the oil feed pump, and a positioning block 17 is arranged inside the driving shaft;
one side of the station index plate is also provided with an inner rotor feeding device, an outer rotor feeding device and a double-triaxial manipulator feeding device;
as shown in fig. 1, 2 and 3, the inner and outer rotor feeding device 24 includes a transmission mechanism, inner and outer rotor positioning shafts 2 and 4, a lifting moving plate, and a linear slide rail 3, wherein the transmission mechanism is composed of a servo motor 7, a speed reducer, and a screw rod 6; as shown in fig. 4, the double-triaxial manipulator feeding device comprises a gantry span beam, an inner rotor and outer rotor grabbing mechanism and a rotor feeding and lifting mechanism 9, wherein the inner rotor and outer rotor grabbing mechanism is mainly composed of double- triaxial manipulators 8 and 12, the No. 1 triaxial manipulator is used for grabbing detection tolerances and grabbing cache of the inner rotor and the outer rotor, the No. 2 triaxial manipulator is used for feeding the inner rotor and the outer rotor to an index plate assembly area for assembly, and the inner rotor grabbing mechanism 10 and the outer rotor grabbing mechanism 11 are used for grabbing and feeding the inner rotor and the outer rotor.
The invention relates to a high-precision automatic assembling device for internal and external gears of a gearbox oil pump, which is realized by the following three steps:
step 1) As with reference to FIGS. 2 and 3, inner and outer rotor feed stations
The oil pump is characterized in that two outer rotor positioning shafts 2 and two inner rotor positioning shafts 4 are arranged, an inner rotor 1 and an outer rotor 5 are sleeved on the respective positioning shafts, the angle of the rotors is fixed through the positioning shafts, the positioning shafts penetrate through a lifting moving plate, the inner rotor and the outer rotor are placed on the lifting moving plate, a screw rod 6 is driven to rotate through a servo motor 7, the lifting moving plate is driven to the top along a linear sliding rail 3 through the rotation of a nut on the screw rod, when a sensor placed on the top detects that the rotors reach the top, the transmission of the servo motor is stopped, and the feeding of;
step 2) referring to fig. 4, double-triaxial manipulator device inner and outer rotor feeding
After the sensor detects that the inner rotor and the outer rotor are conveyed to the top, a No. 1 three-axis manipulator 12 arranged on a gantry span beam respectively grabs the inner rotor and the outer rotor and conveys the inner rotor and the outer rotor to a detection area, the thickness of the inner rotor and the thickness of the outer rotor are detected by a displacement sensor and are compared with the thickness of a standard inner rotor and a standard outer rotor, when the tolerance of the rotor is more than 10um, the rotor is judged to be unqualified, and then the unqualified rotor is conveyed to an unqua; when the tolerance of the rotor is less than 10um, classifying the rotor in a plurality of grades, after qualified detection, grabbing the inner rotor and the outer rotor to a rotor cache region 23 corresponding to the rotor by the No. 1 three-axis manipulator, and distributing the rotors in different grades on different rows;
step 3) referring to fig. 5, assembly of inner and outer rotors of the turntable jig device
The oil pump is placed on a turntable clamp, the oil pump is pressed by a pressing device, the oil pump is positioned and fixed to prevent rotation through two positioning shafts 14 and a driving shaft 15 on the clamp, the depth of a pump cavity is measured by a displacement sensor, the depth of the pump cavity is compared with the height of the outer rotor, the gap between the rotor and the oil pump is calculated, and the outer rotors of different grades are placed according to different gaps; after the gap comparison is completed, the No. 2 three-axis manipulator 8 on the gantry bridge grabs the outer rotor of the corresponding grade of the rotor cache region right above the oil pump and slowly puts the outer rotor into the oil pump, and the No. 2 three-axis manipulator grabs the inner rotor to be sent right above the oil pump and slowly puts the inner rotor into the oil pump, and the inner rotor is meshed with the outer rotor at a fixed angle; and after the inner rotor and the outer rotor are assembled, the thickness of the inner rotor and the outer rotor and the depth of the pump cavity are rechecked by using a displacement sensor, so that whether the gaps of the inner rotor and the outer rotor are qualified or not is calculated, and the assembly of the inner rotor and the outer rotor of the oil pump at the station is finished if the gaps of the inner rotor and the outer rotor are qualified. The whole index plate has six stations, and the inner rotor and the outer rotor of the oil pump at the next station are installed by rotating the index plate.
For the inner and outer rotor angle description of the procedure: the rotor is by the fixed angle of location axle during the material loading, and the rotor buffer is by the fixed angle of constant head tank, and the angle when two triaxial manipulators snatch inside and outside rotor corresponds the angle of oil pump constant head tank to do not change, so when two triaxial manipulators snatch inside and outside rotor directly over the oil pump, the angle all corresponds, and can fix a position the installation in an orderly manner always.
The above examples are only described to help understand the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (4)
1. The automatic assembly device for the internal and external gears of the high-precision gearbox oil pump comprises a feeding mechanism and is characterized in that the feeding mechanism comprises a lifting moving plate, a screw rod and a servo motor are arranged at the bottom of the lifting moving plate, and an inner rotor positioning shaft and an outer rotor positioning shaft are respectively arranged on the lifting moving plate;
a rotor grading cache region is arranged on one side of the feeding mechanism and comprises a plurality of storage regions; a first mechanical arm is arranged above the feeding mechanism and the rotor grading cache region, and a detection region is arranged on one side of the first mechanical arm; the first mechanical arm moves the inner rotor and the outer rotor at the top of the feeding mechanism to a detection area, a sensor in the detection area measures the thickness of the inner rotor and the thickness of the outer rotor, and the inner rotor and the outer rotor are placed in corresponding storage areas according to the thickness;
an assembly area is arranged on one side of the grading cache area, and an oil pump to be assembled is fixed in the assembly area through a clamp; a sensor is arranged above the oil pump, and the sensor measures the depth of the oil pump cavity; and a second mechanical arm is arranged above the grading cache region and the assembling region, and the second mechanical arm is used for installing the inner rotor and the outer rotor in the corresponding storage region into the oil pump according to the depth of the oil pump cavity.
2. The automatic assembling device for the internal and external gears of the high-precision gearbox oil pump as claimed in claim 1, wherein the clamp comprises a positioning rod and a driving shaft for limiting, and a pressing rod and a pressing block for pressing the oil pump; the pressing rod is driven by a motor; the driving shaft is internally provided with a positioning block.
3. The automatic assembling device for internal and external gears of high-precision gearbox oil pump according to claim 1, characterized in that said clamps have a plurality of clamps fixed on a rotatable index plate; after the oil pump on one clamp is installed, the index plate rotates to install the next oil pump.
4. The automatic assembling device for internal and external gears of high-precision gearbox oil pump as recited in claim 1, wherein said storage area, said first mechanical arm and said second mechanical arm are provided with positioning slots for preventing rotation of said internal and external rotors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911369523.2A CN111085855A (en) | 2019-12-26 | 2019-12-26 | High-precision automatic assembling device for internal and external gears of gearbox oil pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911369523.2A CN111085855A (en) | 2019-12-26 | 2019-12-26 | High-precision automatic assembling device for internal and external gears of gearbox oil pump |
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| Publication Number | Publication Date |
|---|---|
| CN111085855A true CN111085855A (en) | 2020-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911369523.2A Pending CN111085855A (en) | 2019-12-26 | 2019-12-26 | High-precision automatic assembling device for internal and external gears of gearbox oil pump |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117817340A (en) * | 2024-03-03 | 2024-04-05 | 无锡仓佑汽车配件有限公司 | Gearbox oil pump assembly equipment |
-
2019
- 2019-12-26 CN CN201911369523.2A patent/CN111085855A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117817340A (en) * | 2024-03-03 | 2024-04-05 | 无锡仓佑汽车配件有限公司 | Gearbox oil pump assembly equipment |
| CN117817340B (en) * | 2024-03-03 | 2024-05-24 | 无锡仓佑汽车配件有限公司 | Gearbox oil pump assembly equipment |
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