CN107238497B - Horizontal reciprocating rotary speed reducer product comprehensive test testboard - Google Patents
Horizontal reciprocating rotary speed reducer product comprehensive test testboard Download PDFInfo
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- CN107238497B CN107238497B CN201710443527.5A CN201710443527A CN107238497B CN 107238497 B CN107238497 B CN 107238497B CN 201710443527 A CN201710443527 A CN 201710443527A CN 107238497 B CN107238497 B CN 107238497B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/025—Test-benches with rotational drive means and loading means; Load or drive simulation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/027—Test-benches with force-applying means, e.g. loading of drive shafts along several directions
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/028—Acoustic or vibration analysis
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention relates to a comprehensive test bench for a horizontal reciprocating rotary speed reducer product, which comprises a rack, a slide rail, a data acquisition box, an input end support, a servo motor, an input end torque and revolution sensor, a speed reducer support, an output end test mechanism and a brake. The input end support and the speed reducer support are arranged on the sliding rail in a sliding mode, the servo motor and the input end torque revolution sensor are arranged on the input end support, the servo motor and the input end torque revolution sensor are connected through a coupler I, and the output end of the input end torque revolution sensor is provided with a coupler II used for being connected with the input end of the speed reducer. The output end testing mechanism comprises a round steel grid ruler seat, a round steel grid ruler assembly, a measuring rod, a displacement sensor and an output end torque and revolution sensor. The comprehensive test bench has the advantages of reasonable structure, high test precision and efficiency, wide application range, complete test items, low test cost, capability of simulating the actual working condition in the test process and simplicity in operation.
Description
Technical Field
The invention relates to the technical field of speed reducer performance testing, in particular to a comprehensive test bench for a horizontal reciprocating rotary speed reducer product.
Background
The performance test tester for speed reducer product is a detection equipment for evaluating various performance indexes of speed reducer, and is used for testing and evaluating various indexes of speed reducer, such as rotating speed, torque, power, efficiency, speed reducing ratio, temperature rise, noise and vibration. The conventional performance test tester for the speed reducer product generally comprises a source power motor, an input end torque and rotation speed sensor, an output end torque and rotation speed sensor, a brake, a torque, rotation speed and power measuring instrument, a computer and test software.
Reciprocating rotary speed reducer products are used as important parts of mechanical transmission and widely applied to the industries of robots, automobiles, machine tools and the like, and common reciprocating rotary speed reducer products comprise RV series speed reducers, planetary speed reducers, harmonic speed reducers, special speed reducers and the like. Besides various performance indexes such as rotating speed, torque, power, efficiency, reduction ratio, temperature rise, noise, vibration and the like, the speed reducer also requires accurate measurement of various performance indexes such as torsional rigidity, idle stroke, tooth clearance, angle transmission error, load running torque, acceleration starting torque and load repeated positioning precision. Among the performance indexes, torsional rigidity, idle stroke and tooth clearance need to be measured in a static state, and angle transmission error, load running torque, acceleration starting torque and load repeated positioning accuracy need to be measured in a moving state.
The existing reducer test tester is a dynamic test measuring device. The device can only rotate continuously in a single direction, and cannot realize dynamic and static measurement in the reciprocating rotation process. The method has the defects of low testing precision and efficiency, small application range, incomplete testing items, high testing cost, incapability of simulating actual working conditions in the testing process and complex installation, adjustment and operation in the testing process, and needs a plurality of testing devices to comprehensively complete the performance indexes.
Disclosure of Invention
The invention aims to solve the technical problems and provides a comprehensive test bench for a horizontal reciprocating rotary speed reducer product, which has the advantages of reasonable structure, higher test precision and efficiency, wide application range, complete test items, low test cost, capability of simulating actual working conditions in the test process and simplicity in operation.
In order to solve the technical problems, the invention adopts the following technical scheme: a comprehensive test bench for horizontal reciprocating rotary speed reducer products comprises a rack, a slide rail, a data acquisition box, an input end support, a servo motor, an input end torque and revolution sensor, a speed reducer support, an output end testing mechanism and a brake;
the slide rail is arranged on the rack, the input end support and the speed reducer support are both arranged on the slide rail in a sliding mode, the servo motor and the input end torque and revolution sensor are arranged on the input end support, the servo motor and the input end torque and revolution sensor are connected through a coupler I, and the output end of the input end torque and revolution sensor is provided with a coupler II used for being connected with the input end of the speed reducer;
the output end testing mechanism is arranged at one end, corresponding to a speed reducer support, of the rack, and comprises a round steel grid rule seat, a round steel grid rule assembly, a measuring rod, a displacement sensor and an output end torque revolution sensor, wherein the round steel grid rule seat is arranged on the rack through a bearing I and a bearing II, the round steel grid rule assembly comprises a detecting head and a round steel grid rule, the round steel grid rule is fixedly sleeved on the round steel grid rule seat, the detecting head is fixed on a bearing seat of the bearing I, the input end of the round steel grid rule seat is provided with a key groove capable of being in butt joint with a speed reducer connecting disc, the output end of the round steel grid rule seat is in transmission connection with an input shaft of the output end torque revolution sensor, the output shaft of the output end torque revolution sensor is connected with a brake through an electromagnetic clutch, the measuring rod is fixedly connected to the speed reducer connecting disc, and the displacement sensor is arranged outside the movement track of the measuring rod;
the servo motor, the input end torque revolution sensor, the round steel grating ruler, the output end torque revolution sensor and the brake are coaxially arranged and are respectively and electrically connected with the data acquisition box, and the data acquisition box is also electrically connected with the displacement sensor.
As a further optimization of the comprehensive test bench for the horizontal reciprocating rotary speed reducer product, the test bench comprises the following steps: and the input end support and the speed reducer support are both provided with locking assemblies which can prevent the input end support and the speed reducer support from sliding relative to each other.
As a further optimization of the comprehensive test bench for the horizontal reciprocating rotary speed reducer product, the invention comprises the following steps: the test bench further comprises a temperature sensor and a vibration noise sensor, and the temperature sensor and the vibration noise sensor are both electrically connected with the data acquisition box.
As a further optimization of the comprehensive test bench for the horizontal reciprocating rotary speed reducer product, the invention comprises the following steps: the test bench further comprises a motion control box, the motion control box and the data acquisition box are respectively arranged on the rack below the slide rail, and the motion control box is electrically connected with the servo motor, the electromagnetic clutch and the brake.
As a further optimization of the comprehensive test bench for the horizontal reciprocating rotary speed reducer product, the invention comprises the following steps: the brake is a magnetic powder brake.
As a further optimization of the comprehensive test bench for the horizontal reciprocating rotary speed reducer product, the test bench comprises the following steps: and the coupler I and the coupler II are both in zero backlash transmission.
As a further optimization of the comprehensive test bench for the horizontal reciprocating rotary speed reducer product, the test bench comprises the following steps: and the coupler I and the coupler II are both diaphragm couplers.
As a further optimization of the comprehensive test bench for the horizontal reciprocating rotary speed reducer product, the test bench comprises the following steps: and the output end torque revolution sensor is arranged on the rack through a sensor support.
As a further optimization of the comprehensive test bench for the horizontal reciprocating rotary speed reducer product, the test bench comprises the following steps: the displacement sensor is arranged on the rack through a displacement sensor support.
Advantageous effects
1. The comprehensive test bench for the speed reducer product is of a horizontal structure, is simple in structure and small in occupied area, reduces the influence of the weight of each part and each component of equipment on a test result, and ensures that the influence of the whole test device on the measurement precision is relatively fixed, so that the test bench is convenient to remove.
2. According to the speed reducer product comprehensive test bench, only the speed reducer to be detected is required to be installed on the positioning flange of the speed reducer base, then the speed reducer base is locked on the workbench through the bolt assembly on the speed reducer base after being moved to a proper position in a sliding mode through the linear guide rail, the input end base is moved, the input end torque and revolution sensor is effectively connected with the speed reducer through the coupler, the input end base can be locked on the workbench, and installation and debugging in the test process are simple and convenient.
3. According to the comprehensive test bench for the speed reducer product, on one hand, the adopted measuring rod is installed on the speed reducer connecting disc, the measuring rod is rotated through the speed reducer connecting disc, the measuring rod rotates to a set position to be in contact with the measuring head of the displacement sensor, and data are collected; on the other hand, the round steel grid rule component is installed on the round steel grid rule base and is positioned between the speed reducer and the output end torque and revolution sensor through the two bearings, and the round steel grid rule component and the installation mode of the input end torque and revolution sensor, the output end torque and revolution sensor, the speed reducer, the servo motor, the electromagnetic clutch and the brake on the same axis enable measured data to be stable and higher in test precision, and each measured data is easy to reproduce.
4. According to the speed reducer product comprehensive test bench, the data acquisition box acquires data of the displacement sensor, the round steel grating ruler, the input end torque and revolution sensor, the output end torque and revolution sensor, the servo motor, the brake, the temperature sensor and the vibration noise sensor in real time through test software, and transmits the data to the computer to automatically perform data processing and curve drawing so as to obtain performance indexes of rotating speed, torque, power, efficiency, reduction ratio, temperature rise, noise, vibration, torsional rigidity, idle running, backlash, angle transmission error, load running torque, acceleration starting torque, emergency stopping torque and load repeated positioning accuracy.
5. According to the speed reducer product comprehensive test bench, the output end of the output end torque and revolution sensor is connected with the brake through the electromagnetic clutch, so that loading and no-load can be conveniently realized.
Drawings
FIG. 1 is a schematic structural diagram of a comprehensive test bench for a speed reducer product according to the invention;
FIG. 2 is a schematic side view of the comprehensive test bench for the product of the speed reducer of the present invention;
the labels in the figure are: 1. frame, 2, data acquisition box, 3, the slide rail, 4, the input support, 5, servo motor, 6, shaft coupling I, 7, input torque revolution sensor, 8, shaft coupling II, 9, the speed reducer support, 10, the speed reducer, 11, the speed reducer connection pad, 12, the measuring stick, 13, displacement sensor, 14, the displacement sensor support, 15, bearing I, 16, round steel bar grating chi subassembly, 17, round steel bar grating chi seat, 18, bearing II, 19, output torque revolution sensor, 20, the sensor support, 21, electromagnetic clutch, 22, the magnetic powder brake.
Detailed Description
As shown in the figure: the utility model provides a horizontal reciprocating rotation speed reducer product combined test testboard, includes frame 1, data acquisition box 2, slide rail 3, input support 4, servo motor 5, input torque revolution sensor 7, speed reducer support 9, output test mechanism and stopper 22, and stopper 22 is the magnetic powder stopper. The slide rail 3 is arranged on the rack 1, the input end support 4 and the speed reducer support 9 are both arranged on the slide rail 3 in a sliding mode, and the input end support 4 and the speed reducer support 9 are both provided with locking assemblies capable of enabling the locking assemblies not to slide relative to the slide rail 3. The input end base 4 and the speed reducer support 9 can move on the sliding rail 3 in a directional mode, and can also be locked and fixed on the sliding rail 3 through bolt assemblies on the input end base 4 and the speed reducer support 9. Servo motor 5 and input torque revolution sensor 7 set up on input support 4, and connect through shaft coupling I6 between servo motor 5 and the input torque revolution sensor 7, and input torque revolution sensor 7's output is provided with the shaft coupling II 8 that is used for connecting the input of speed reducer 10. Output accredited testing organization sets up and corresponds speed reducer support 9 one end in frame 1, and output accredited testing organization includes round steel bars chi seat 17, round steel bars chi subassembly 16, measuring stick 12, displacement sensor 13 and output torque revolution sensor 19, and round steel bars chi seat 17 passes through bearing I15 and bearing II 18 and sets up in frame 1, shaft coupling I6 and shaft coupling II 8 are diaphragm formula shaft coupling, and shaft coupling I6 and shaft coupling II 8 are zero back clearance transmission. Round steel bar grid chi subassembly 16 is including detecting head and round steel bar grid chi, and the fixed cover of round steel bar grid chi is established on round steel bar grid chi seat 17, detects the head and fixes on bearing frame of bearing I15, and round steel bar grid chi seat 17's input has the keyway that can dock with speed reducer connection pad 11, and round steel bar grid chi seat 17's output is connected with the transmission of output torque revolution sensor 19 input shaft, output torque revolution sensor 19 passes through sensor support 20 and sets up in frame 1. The output shaft of the output end torque and revolution sensor 19 is connected with a brake 22 through an electromagnetic clutch 21, the measuring rod 12 is fixedly connected on a speed reducer connecting disc 11, a displacement sensor 13 is arranged on the outer side of the motion track of the measuring rod 12, and the displacement sensor 13 is arranged on the frame 1 through a displacement sensor support 14. The test bench further comprises a motion control box, the motion control box and the data acquisition box 2 are respectively arranged on the rack 1 below the slide rail 3, and the motion control box is electrically connected with the servo motor 5, the electromagnetic clutch 21 and the brake 22. The servo motor 5, the input end torque revolution sensor 7, the round steel bar gauge, the output end torque revolution sensor 19 and the brake 22 are coaxially arranged and are respectively and electrically connected with the data acquisition box 2, and the data acquisition box 2 is also electrically connected with the displacement sensor 13. The test bench further comprises a temperature sensor and a vibration noise sensor, and the temperature sensor and the vibration noise sensor are both electrically connected with the data acquisition box 2.
The working principle of the comprehensive test bench for speed reducer products is as follows: the speed reducer is connected with the speed reducer connecting disc and then is installed on the positioning flange of the speed reducer support. The speed reducer support moves on the linear guide rail, positions of the speed reducer connecting disc and the round steel grid seat are well adjusted, and the speed reducer support is locked on the workbench through a bolt assembly on the speed reducer base. The servo motor and the input end torque and rotation speed sensor are arranged on the input end base. The input end base moves on the linear guide rail, the position of the output end of the input end torque and speed sensor and the position of the input end of the speed reducer are well adjusted, and the input end base is locked on the workbench through the bolt assembly of the input end base. The servo motor is started to drive the input end torque and revolution sensor, the speed reducer, the measuring rod, the circular grating ruler base, the input end torque and revolution sensor and the brake to rotate, and the brake can be disconnected from the output end torque and revolution sensor through the electromagnetic clutch. When stopping or deceleration is required, reverse braking force is applied as required by the brake.
Although the present invention has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the present invention.
Claims (9)
1. The utility model provides a horizontal rotatory speed reducer product combined test testboard that reciprocates which characterized in that: the device comprises a rack (1), a data acquisition box (2), a slide rail (3), an input end support (4), a servo motor (5), an input end torque and revolution sensor (7), a speed reducer support (9), an output end testing mechanism and a brake (22);
the slide rail (3) is arranged on the rack (1), the input end support (4) and the speed reducer support (9) are arranged on the slide rail (3) in a sliding mode, the servo motor (5) and the input end torque and revolution sensor (7) are arranged on the input end support (4), the servo motor (5) and the input end torque and revolution sensor (7) are connected through a coupling I (6), and the output end of the input end torque and revolution sensor (7) is provided with a coupling II (8) used for being connected with the input end of the speed reducer (10);
the output end testing mechanism is arranged on one end, corresponding to a speed reducer support (9), of the rack (1), and comprises a round steel grid rule seat (17), a round steel grid rule assembly (16), a measuring rod (12), a displacement sensor (13) and an output end torque revolution sensor (19), wherein the round steel grid rule seat (17) is arranged on the rack (1) through a bearing I (15) and a bearing II (18), the round steel grid rule assembly (16) comprises a detecting head and a round steel grid rule, the round steel grid rule is fixedly sleeved on the round steel grid rule seat (17), the detecting head is fixed on a bearing seat of the bearing I (15), the input end of the round steel grid rule seat (17) is provided with a key groove capable of being in butt joint with a speed reducer connecting disk (11), the output end of the round steel grid rule seat (17) is in transmission connection with an input shaft of the output end torque revolution sensor (19), the output shaft of the output end torque revolution sensor (19) is connected with a brake (22) through an electromagnetic clutch (21), the measuring rod (12) is fixedly connected on the connecting disk (11), and the displacement sensor (13) is arranged on the outer side of the speed reducer track rod (12);
the servo motor (5), the input end torque revolution sensor (7), the round steel grating ruler, the output end torque revolution sensor (19) and the brake (22) are coaxially arranged and are respectively and electrically connected with the data acquisition box (2), and the data acquisition box (2) is also electrically connected with the displacement sensor (13).
2. The comprehensive test bench for the products of the horizontal reciprocating rotary speed reducer as claimed in claim 1, characterized in that: and the input end support (4) and the speed reducer support (9) are respectively provided with a locking assembly which can prevent the input end support and the sliding rail (3) from sliding relatively.
3. The comprehensive test bench for the horizontal reciprocating rotary speed reducer product as claimed in claim 1, characterized in that: the test bench further comprises a temperature sensor and a vibration noise sensor, and the temperature sensor and the vibration noise sensor are both electrically connected with the data acquisition box (2).
4. The comprehensive test bench for the horizontal reciprocating rotary speed reducer product as claimed in claim 1, characterized in that: the test bench further comprises a motion control box, the motion control box and the data acquisition box (2) are respectively arranged on the rack (1) below the sliding rail (3), and the motion control box is electrically connected with the servo motor (5), the electromagnetic clutch (21) and the brake (22).
5. The comprehensive test bench for the products of the horizontal reciprocating rotary speed reducer as claimed in claim 1, characterized in that: the brake (22) is a magnetic powder brake.
6. The comprehensive test bench for the products of the horizontal reciprocating rotary speed reducer as claimed in claim 1, characterized in that: and the coupler I (6) and the coupler II (8) are both in zero back clearance transmission.
7. The comprehensive test bench for the horizontal reciprocating rotary speed reducer product as claimed in claim 1, characterized in that: and the coupler I (6) and the coupler II (8) are both diaphragm couplers.
8. The comprehensive test bench for the products of the horizontal reciprocating rotary speed reducer as claimed in claim 1, characterized in that: the output end torque and revolution sensor (19) is arranged on the frame (1) through a sensor support (20).
9. The comprehensive test bench for the horizontal reciprocating rotary speed reducer product as claimed in claim 1, characterized in that: the displacement sensor (13) is arranged on the rack (1) through a displacement sensor bracket (14).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710443527.5A CN107238497B (en) | 2017-06-13 | 2017-06-13 | Horizontal reciprocating rotary speed reducer product comprehensive test testboard |
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| CN201710443527.5A CN107238497B (en) | 2017-06-13 | 2017-06-13 | Horizontal reciprocating rotary speed reducer product comprehensive test testboard |
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| CN107238497B true CN107238497B (en) | 2023-04-18 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108982104A (en) * | 2018-09-13 | 2018-12-11 | 珠海格力智能装备有限公司 | Test platform |
| CN109141876A (en) * | 2018-09-13 | 2019-01-04 | 珠海格力智能装备有限公司 | test platform |
| CN109632302A (en) * | 2019-01-21 | 2019-04-16 | 重庆大学 | A kind of RV retarder Online Transaction Processing |
| CN110579299B (en) * | 2019-10-27 | 2020-12-11 | 江西中船航海仪器有限公司 | High-precision wide-range torque measuring device |
| CN112229616B (en) * | 2020-10-19 | 2023-02-24 | 青岛智动精工电子有限公司 | Executor test system and mechanism |
| CN112589832B (en) * | 2020-12-04 | 2022-04-29 | 成都卡诺普机器人技术股份有限公司 | Method for determining maximum working torque of robot joint |
| CN113310687B (en) * | 2021-04-14 | 2022-08-26 | 昆明理工大学 | Multi-working-condition comprehensive performance experiment table for precision speed reducer and use method of multi-working-condition comprehensive performance experiment table |
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