CN210090022U - Rotary speed reducer test bed and system - Google Patents
Rotary speed reducer test bed and system Download PDFInfo
- Publication number
- CN210090022U CN210090022U CN201920823057.XU CN201920823057U CN210090022U CN 210090022 U CN210090022 U CN 210090022U CN 201920823057 U CN201920823057 U CN 201920823057U CN 210090022 U CN210090022 U CN 210090022U
- Authority
- CN
- China
- Prior art keywords
- speed reducer
- rotary speed
- tested
- flat plate
- test
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The utility model relates to a test bench, concretely relates to gyration speed reducer test bench and system. The first purpose of the utility model is to solve the problem of poor compatibility of the test bed of the rotary speed reducer, and provide a test bed of the rotary speed reducer; the second purpose is to solve the problems of long test period, low efficiency and poor compatibility of the rotary speed reducer test system and provide the rotary speed reducer test system. Four supporting frames of the rack are respectively fixed at four corners of the supporting flat plate to form a vacant position; four corners of the supporting flat plate are respectively provided with a strip hole; an outer ring is arranged in the vacancy, an inner gear ring is meshed with an output shaft of the rotary speed reducer assembly, and the inner gear ring is arranged in the outer ring; the multiple installation areas of the rotary speed reducers on the support flat plate respectively comprise a central hole and elongated flange installation holes uniformly distributed along the circumferential direction outside the central hole; the support frame is fixed on the ground through foundation bolts, and the foundation bolt through holes are strip holes. The system includes a gantry, a plurality of hydraulic motors, and a plurality of sensors.
Description
Technical Field
The utility model relates to a test bench, concretely relates to gyration speed reducer test bench and system.
Background
With the steady increase of the sales volume of engineering machinery, various host manufacturers and transmission manufacturers in China are dedicated to independently research and develop the rotary speed reducer, but most manufacturers neglect or entrust a test bench of the rotary speed reducer to foreign companies, so that the development period of the rotary speed reducer is prolonged to a great extent, and the development cost is increased.
The test bench of the existing rotary speed reducer provides power for the rotary speed reducer to be tested through a hydraulic motor, and meanwhile, a test machine provided with an inertia flywheel disc with specific weight as a load is needed to simulate the weight of a vehicle body of the excavator, and then frequent starting, braking and reversing operations are carried out to test the durability of one speed reducer. The method can only test one rotary speed reducer each time, and has long test period and low efficiency. One test bench can only complete the test of one model of rotary speed reducer, and is very limited to test objects and poor in compatibility. At present, a rotary speed reducer test bed can only meet the test requirement of a rotary speed reducer corresponding to the model, if another model of rotary speed reducer needs to be developed, the test bed needs to be developed again, time and cost are wasted, test operation is disordered easily, and huge manpower and material resources can be wasted when the test bed is managed.
Disclosure of Invention
The first purpose of the utility model is to solve the technical problem of poor compatibility of the existing rotary speed reducer test bed, and provide a rotary speed reducer test bed;
the second purpose is to solve the technical problems of long test period, low efficiency and poor compatibility of the existing rotary speed reducer test system, and provides a rotary speed reducer test system.
In order to solve the first technical problem, the utility model provides a technical solution as follows:
the utility model provides a gyration speed reducer test bench which characterized in that: the device comprises a supporting flat plate, a supporting frame, an outer ring, an inner gear ring and a positioning screw;
the four support frames are respectively fixed on four corners of the support flat plate, and a vacant position is formed between the support flat plate and the support frames;
four corners of the supporting flat plate are respectively provided with a strip hole;
the outer ring is positioned in the vacant position, the positioning screws penetrate through the strip holes of the support flat plates and are fixed on the outer wall of the outer ring, and the outer wall of the outer ring is fixed on the four support frames;
different areas on the inner side of the inner gear ring are used for respectively meshing output shaft teeth of different to-be-tested slewing reducer assemblies, and the inner gear ring is coaxially arranged in the outer ring and can freely rotate in the same plane relative to the outer ring;
the supporting flat plate is provided with a plurality of installation areas of the rotary speed reducer to be tested, and each installation area of the rotary speed reducer to be tested comprises a central hole and flange installation holes which are arranged outside the central hole and are uniformly distributed along the circumferential direction;
the flange mounting hole is a long hole;
the support frame is fixed on the ground through foundation bolts, and foundation bolt through holes in the support frame are also long holes.
Furthermore, a lubricating grease box is further arranged at the lower end of the support flat plate corresponding to the output shaft of each to-be-tested rotary speed reducer assembly, and the output shaft is immersed in lubricating grease in the lubricating grease box.
Furthermore, two installation areas of the rotary speed reducer to be tested are arranged on the supporting flat plate.
In order to solve the second technical problem, the utility model provides a technical solution as follows:
the utility model provides a rotary speed reducer test system based on above-mentioned rotary speed reducer test bench, its special character lies in: also includes a plurality of hydraulic motors;
one end of one hydraulic motor is externally connected with a hydraulic station control center, and the other end of the hydraulic motor drives a rotary speed reducer assembly to be tested;
one end of each of the other hydraulic motors is externally connected with a hydraulic station control center, and the other end of each hydraulic motor is connected with a rotary speed reducer assembly to be tested to provide load for the rotary speed reducer assembly;
a flow measuring device is arranged at each hydraulic motor, a torque sensor and a rotating speed sensor are arranged at the output shaft position of each rotary speed reducer assembly to be tested, and a temperature sensor is arranged at the oil discharge pipe position of each rotary speed reducer assembly to be tested;
and the flow measuring device, the torque sensor, the rotating speed sensor and the temperature sensor are all connected with a hydraulic station control center.
Compared with the prior art, the utility model has the following beneficial effects:
1. the utility model provides a flange mounting hole and set screw via hole on the support flat plate of gyration speed reducer test bench to and rag bolt via hole on the support frame are rectangular hole, can satisfy the test requirement of different tonnage (specification) rotary speed reducer assemblies that await measuring, and the compatibility is good, and easy operation, save time and cost, easy management;
2. the utility model provides a rotary speed reducer test bench is equipped with a plurality of rotary speed reducer installation areas to be tested on the support flat plate, and can complete the test target for a plurality of rotary speed reducer assemblies to be tested through one round of test;
3. the utility model provides a rotary speed reducer test system can provide power or load respectively for just, the reversal of many rotary speed reducer assemblies that await measuring simultaneously, and every two rotary speed reducer assemblies that await measuring can each other accompany the testing machine, need not set up specially and dispose specific weight inertia flywheel dish as the accompanying and testing machine of load, has effectively shortened the test cycle of the rotary speed reducer assembly that awaits measuring, has improved test efficiency, has reduced the test cost; the hydraulic motor is adopted to replace an inertia flywheel disc to provide controllable load for the driven rotary speed reducer assembly, and the hydraulic motor can be arranged according to specific requirements;
4. the utility model provides a rotary speed reducer test bench, a plurality of rotary speed reducer assemblies that await measuring are static relatively, ring gear rotation in the test, and experimental required space is little, simple structure.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a slewing reducer testing system of the present invention, in which two slewing reducer assemblies to be tested are installed;
fig. 2 is a schematic structural view of a support rack of the rotary speed reducer test rack of the present invention, wherein four corners of a support plate are respectively provided with a strip hole for fixing an outer ring of a rotary support, the support plate is further provided with two installation areas of rotary speed reducers to be tested, each installation area of the rotary speed reducers to be tested comprises a central hole and strip flange installation holes which are arranged outside the central hole and are uniformly distributed along a circumferential direction;
fig. 3 is a schematic view of a slewing bearing structure of the slewing reducer test bed of the present invention, which includes an outer ring, an inner ring gear, and balls disposed between the outer ring and the inner ring gear, wherein different areas of the inner side of the inner ring gear are respectively engaged with output shaft teeth of two slewing reducer assemblies to be tested;
description of reference numerals:
1-a support plate; 2-a support frame; 3-an outer ring; 4-inner gear ring; 5-a set screw; 6-a rotary speed reducer assembly to be tested; 7-foundation bolts; 8-grease box; 9-hydraulic motor.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, the rotary speed reducer test bed of the present invention comprises a support plate 1, a support frame 2, an outer ring 3, an inner gear ring 4 and a positioning screw 5; the four support frames 2 are respectively fixed on four corners of the support flat plate 1, and a vacant position is formed between the support flat plate 1 and the support frames 2; as shown in fig. 2, four corners of the support plate 1 are respectively provided with a strip hole; the outer ring 3 is positioned in the vacant position, the positioning screws 5 penetrate through the strip holes of the support flat plate 1 and are fixed on the outer wall of the outer ring 3, and the outer wall of the outer ring 3 is fixed on the four support frames 2; as shown in fig. 3, different areas on the inner side of the inner gear ring 4 are used for respectively engaging output shaft teeth of different to-be-tested slewing reducer assemblies 6, and the inner gear ring 4 is coaxially arranged in the outer ring 3 and can freely rotate in the same plane relative to the outer ring 3; balls are arranged between the outer ring and the inner ring, and the three parts form a rotary bearing together; the supporting flat plate 1 is provided with a plurality of installation areas of the rotary speed reducers to be tested, the number of the installation areas of the rotary speed reducers to be tested is preferably two, and each installation area of the rotary speed reducers to be tested comprises a central hole and flange installation holes which are arranged outside the central hole and are uniformly distributed along the circumferential direction; the flange mounting hole is a long hole; the support frame 2 is fixed on the ground through the foundation bolts 7, and foundation bolt through holes in the support frame 2 are also strip holes, so that the support frame 2 can be translated on the ground, and the requirements of tests on the inner gear rings 4 in different sizes are met.
And a lubricating grease box 8 is further welded at the lower end of the support flat plate 1 corresponding to the output shaft of each rotary speed reducer assembly 6 to be tested, and the output shaft is immersed in lubricating grease in the lubricating grease box 8. Each grease cartridge 8 forms a closed space with the support plate 1. Lubricating grease is filled in the space, the actual working condition is simulated, and grease lubrication of the output shaft of the rotary speed reducer assembly 6 to be tested and the inner gear ring 4 under the special working condition is realized.
The utility model also provides a rotary speed reducer testing system based on the rotary speed reducer testing bench, which also comprises a plurality of hydraulic motors 9; one end of one hydraulic motor 9 is externally connected with a hydraulic station control center, the other end drives one to-be-tested rotary speed reducer assembly 6, the to-be-tested rotary speed reducer assembly 6 receives torque transmitted by the hydraulic motor 9, and power output is realized by meshing shaft teeth on an output shaft of the to-be-tested rotary speed reducer assembly 6 with an inner gear ring 4, namely, the power of the whole test bench comes from the hydraulic station control center, and the hydraulic motor 9 controls flow by the hydraulic station control center to output required power; one end of each of the other hydraulic motors 9 is externally connected with the hydraulic station control center, and the other end of each of the other hydraulic motors 9 is connected with one to-be-tested rotary speed reducer assembly 6 to provide a load for the to-be-tested rotary speed reducer assembly, that is, the inner gear ring 4 drives the output shafts of the other to-be-tested rotary speed reducer assemblies 6 to rotate, and the hydraulic motors 9 provide test loads for the to-be-tested rotary speed reducer assemblies 6. A flow measuring device is arranged at each hydraulic motor 9, a torque sensor and a rotating speed sensor are arranged at the output shaft position of each rotary speed reducer assembly 6 to be tested, and a temperature sensor is arranged at the oil discharge pipe position of each rotary speed reducer assembly 6 to be tested; and the flow measuring device, the torque sensor, the rotating speed sensor and the temperature sensor are all connected with a hydraulic station control center.
The utility model provides a rotary speed reducer test bench and system is for independently researching and developing the design, has avoided entrusting the condition of handling for foreign company with the construction of rotary speed reducer test bench and test part, has greatly shortened the development cycle of rotary speed reducer assembly, has reduced development cost.
Taking a fatigue life test as an example, the test process is described as follows:
a) forward rotation: the hydraulic station control center outputs hydraulic oil to a hydraulic motor 9, and the hydraulic motor 9 drives a to-be-tested rotary speed reducer assembly 6 to rotate in the forward direction, so that an output shaft of the to-be-tested rotary speed reducer assembly 6 drives the inner gear ring 4 to rotate; the inner gear ring 4 drives output shafts of other to-be-tested rotary speed reducer assemblies 6 to rotate, meanwhile, the hydraulic station control center outputs hydraulic oil to the residual hydraulic motors 9, and the hydraulic motors 9 are driven to provide loads for the driven to-be-tested rotary speed reducer assemblies 6; the hydraulic station control center can record the torque, the temperature, the rotating speed and the like of each part in the test process so as to facilitate later analysis.
b) Reversing: when a reverse rotation test is required, the condition is the same as that of forward rotation, and only the hydraulic station is required to control the two hydraulic motors 9 to output reversely;
c) through the process, the fatigue life test of a plurality of rotary speed reducer assemblies can be realized simultaneously.
In a similar way, the test bench can also simultaneously carry out transmission efficiency tests, dynamic sealing performance tests, temperature rise tests, noise tests, cleanliness tests and the like of a plurality of rotary speed reducer assemblies, so that the test efficiency is improved to a great extent, and the development cost is reduced.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same, and it is obvious for a person skilled in the art to modify the specific technical solutions described in the foregoing embodiments or to equally replace some technical features of the embodiments, and these modifications or replacements do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions protected by the present invention.
Claims (4)
1. The utility model provides a gyration speed reducer test bench which characterized in that: comprises a supporting flat plate (1), a supporting frame (2), an outer ring (3), an inner gear ring (4) and a positioning screw (5);
the four support frames (2) are respectively fixed at four corners of the support flat plate (1), and a vacant position is formed between the support flat plate (1) and the support frames (2);
four corners of the supporting flat plate (1) are respectively provided with a strip hole;
the outer ring (3) is positioned in the vacant position, the positioning screws (5) penetrate through the strip holes of the support flat plate (1) and are fixed on the outer wall of the outer ring (3), and the outer wall of the outer ring (3) is fixed on the four support frames (2);
different areas on the inner side of the inner gear ring (4) are used for respectively meshing output shaft teeth of different to-be-tested rotary speed reducer assemblies (6), and the inner gear ring (4) is coaxially arranged in the outer ring (3) and can freely rotate in the same plane relative to the outer ring (3);
the supporting flat plate (1) is provided with a plurality of installation areas of the rotary speed reducer to be tested, and each installation area of the rotary speed reducer to be tested comprises a central hole and flange installation holes which are arranged outside the central hole and are uniformly distributed along the circumferential direction;
the flange mounting hole is a long hole;
the support frame (2) is fixed on the ground through foundation bolts (7), and through holes of the foundation bolts (7) on the support frame (2) are also strip holes.
2. The slewing reducer test stand according to claim 1, wherein: and a lubricating grease box (8) is further arranged at the lower end of the support flat plate (1) corresponding to the output shaft of each rotary speed reducer assembly (6) to be tested, and the output shaft is immersed in lubricating grease in the lubricating grease box (8).
3. The slewing reducer test stand according to claim 2, wherein: and two installation areas of the rotary speed reducer to be tested are arranged on the supporting flat plate (1).
4. A rotary reduction gear testing system based on the rotary reduction gear testing stand according to any one of claims 1 to 3, characterized in that: also comprising a plurality of hydraulic motors (9);
one end of one hydraulic motor (9) is externally connected with a hydraulic station control center, and the other end drives one rotary speed reducer assembly (6) to be tested;
one end of each of the other hydraulic motors (9) is externally connected with a hydraulic station control center, and the other end of each hydraulic motor is connected with a rotary speed reducer assembly (6) to be tested to provide load for the rotary speed reducer assembly;
a flow measuring device is arranged at each hydraulic motor (9), a torque sensor and a rotating speed sensor are arranged at the output shaft position of each rotary speed reducer assembly (6) to be tested, and a temperature sensor is arranged at the oil discharge pipe position of each rotary speed reducer assembly (6) to be tested;
and the flow measuring device, the torque sensor, the rotating speed sensor and the temperature sensor are all connected with a hydraulic station control center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920823057.XU CN210090022U (en) | 2019-05-31 | 2019-05-31 | Rotary speed reducer test bed and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920823057.XU CN210090022U (en) | 2019-05-31 | 2019-05-31 | Rotary speed reducer test bed and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210090022U true CN210090022U (en) | 2020-02-18 |
Family
ID=69481399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920823057.XU Active CN210090022U (en) | 2019-05-31 | 2019-05-31 | Rotary speed reducer test bed and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210090022U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110243588A (en) * | 2019-05-31 | 2019-09-17 | 陕西法士特汽车传动集团有限责任公司 | A kind of rotary reducer test-bed and system |
-
2019
- 2019-05-31 CN CN201920823057.XU patent/CN210090022U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110243588A (en) * | 2019-05-31 | 2019-09-17 | 陕西法士特汽车传动集团有限责任公司 | A kind of rotary reducer test-bed and system |
| CN110243588B (en) * | 2019-05-31 | 2024-04-09 | 陕西法士特汽车传动集团有限责任公司 | Rotary speed reducer test bench and system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105784355B (en) | A kind of mechanical transmission closed loop test-bed and its test method | |
| CN102288410B (en) | Large-scale bearing test table having hydrostatic loading closed structure | |
| CN204788929U (en) | Slewing bearing test bench | |
| CN109029983B (en) | Durability test bed for mechanical closed power bevel gear | |
| CN103983454A (en) | Wind turbine generator transmission chain full-working-condition test simulation device | |
| CN210090022U (en) | Rotary speed reducer test bed and system | |
| CN109374297B (en) | Sliding thrust bearing test device | |
| CN204903163U (en) | Power self -balancing thrust bearing test bench structure | |
| CN106153341A (en) | A kind of rolling bearing Dynamic performance examination machine and implement porter thereof | |
| CN202149847U (en) | Large-scale bearing testing stand with static pressure loading enclosed structure | |
| CN115014735A (en) | Brake friction test testing arrangement | |
| CN106644479A (en) | Test bed of vertical bearing | |
| CN209802681U (en) | continuous automatic impact test device for belt-speed tire | |
| CN201532306U (en) | Rolling bearing fatigue life strengthened test machine | |
| CN110243588B (en) | Rotary speed reducer test bench and system | |
| CN219977767U (en) | Spliced railway bearing fault diagnosis test bed | |
| CN205157357U (en) | Multi -functional fatigue wear testing machine | |
| CN114001957B (en) | Vertical bearing testing machine | |
| CN214373338U (en) | Wind-powered electricity generation carousel bearing mechanical properties test device | |
| CN203275085U (en) | Gearbox and central transmission test bench | |
| CN213511920U (en) | Built-in hollow type precision speed reducer of industrial robot gear | |
| CN210774509U (en) | Detection apparatus for car sealing rubber | |
| CN210198706U (en) | Ultra-large planetary gear box mechanical power totally-enclosed test bed | |
| CN101813561A (en) | Detection device for load of rolling bearing and detection method thereof | |
| CN101936809B (en) | Power takeoff testing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |