CN105445019A - Comprehensive testing device for brake - Google Patents
Comprehensive testing device for brake Download PDFInfo
- Publication number
- CN105445019A CN105445019A CN201511027799.4A CN201511027799A CN105445019A CN 105445019 A CN105445019 A CN 105445019A CN 201511027799 A CN201511027799 A CN 201511027799A CN 105445019 A CN105445019 A CN 105445019A
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- flywheel
- detent
- shaft
- pedestal
- test device
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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
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- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention discloses a comprehensive testing device for a brake, and the device comprises a pedestal, a drive motor, a main shaft electromagnetic clutch, a rotating speed sensor, a flywheel group, a torque sensor, and a testing connection shaft, wherein the drive motor, the main shaft electromagnetic clutch, the rotating speed sensor, the flywheel group, the torque sensor and the testing connection shaft are sequentially connected on the pedestal. A product fixing stable is disposed in front of the testing connection shaft. The flywheel group consists of a box-type seat, and a plurality of flywheels located in a box body. Two end faces of the box-type seat are provided with shaft holes which are machined at the same time. The interior of each shaft hole is provided with a flywheel shaft for supporting the flywheels. Bearings are disposed between the bodies of the flywheels and the flywheel shafts. Flywheel electromagnetic clutches are disposed between the side surfaces and the flywheels and the flywheel shafts. The testing range covers a braking motor and the brake. The device achieves the random combination of flywheel inertia, is safe and convenient for the testing of products, is safe in testing, and is high in testing precision.
Description
Technical field
The invention belongs to special equipment detection technique field, particularly relate to a kind of detent comprehensive test device.
Background technology
Braking motor, as the term suggests refer to the motor with detent, because driving element and braking member unite two into one by it, therefore has the feature of reliable operation, compact conformation.Current domestic common braking motor mainly contains the types such as conic rotor braking motor, electromagnetic braking motor, and it is mainly used in the various requirements such as handling machinery, building machinery, lathe and stops fast and in the plant equipment of accurately locating and gearing.Unite two into one with braking because braking motor drives, use more and more extensive in the industry.
Detent dynamic brake force moment proving installation is designed and developed more both at home and abroad at present, and the proving installation of test braking motor is less, and the proving installation simultaneously can containing test detent and braking motor is in space state substantially.Although braking motor dynamic brake force moment performance index are similar with detent dynamic brake force moment performance index, test philosophy is also substantially identical, but in order to avoid the overlapping investment construction of testing equipment, design the proving installation that a test specification can contain braking motor and detent significant.
Summary of the invention
Technical matters to be solved by this invention is to provide the detent comprehensive test device that a kind of test specification can contain braking motor and detent, to overcome the deficiency that prior art exists.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of detent comprehensive test device, is characterized in that: comprise base, be located at drive motor, main shaft electromagnetic clutch, speed probe, flywheel group, torque sensor and test coupling shaft that base connects successively; The front of described test coupling shaft is provided with product fixed station; Described flywheel group by box-type support, be positioned at the multiple flywheel of box-type support and form, described box-type support both ends of the surface have the axis hole simultaneously processed, arrange in axis hole by the flywheel shaft supporting described multiple flywheel, be provided with bearing between the wheel body of described flywheel and flywheel shaft, between the side of described flywheel and described flywheel shaft, be also provided with flywheel electromagnetic clutch.
Adopt technique scheme, test coupling shaft of the present invention may be used for installing detent or braking motor, realizes testing detent and braking motor respectively with disconnecting by the adhesive of main shaft electromagnetic clutch; Adopt box-type pedestal, the axis hole of both ends of the surface processes the right alignment after ensure that flywheel installation simultaneously, and then is conducive to the rotating speed and the measuring accuracy that improve flywheel; Can by controlling the adhesive of flywheel clutch and disconnecting the Selection effect reaching inertia combination, thus make test specification wider between multiple flywheel.
In the preferred implementation of invention, described flywheel group has two groups.
In a preferred embodiment of this invention, described product fixed station is electric lifting platform.Product fixed station adopts electric lifting platform to may be used for meeting the product of test different size.
Described electric lifting platform comprises pedestal, is located at the work top above pedestal, the electric lift be located in pedestal, and the leading screw upper end of described electric lift is stretched out described pedestal and is connected with work top; The surrounding that described pedestal is positioned at described electric lift is provided with linear bearing, is provided with guidepost in described linear bearing, and the upper end of described guidepost is fixed on described work top; The top steel plate surrounding of described pedestal has through hole, is provided with fastening screw mandrel in described through hole, and the upper end of described fastening screw mandrel is fixed on described work top; Described fastening screw mandrel also screws the paired clamp nut for clamping described top steel plate.Electric lifting platform adopts such structure, conveniently can adjust the height of work top with the product of satisfied test polytype, specification, adopt fastening screw mandrel and clamp nut locking after height control, there is higher strength and stability, the measurement condition of high pulling torque can be tackled.
In further improvement of the present invention, the other corresponding each flywheel of described flywheel group is also provided with flywheel latch mechanism.Described flywheel latch mechanism is made up of operating grip, locking head and the setting nut be connected between operating grip and locking head, described locking head have lock time contact with flywheel outer rim the block rubber compressed.
Cause danger for preventing the Flywheel disc clutch coupling be locked from not throwing off, the present invention is also provided with safety interlock, described safety interlock is be arranged on the other proximity switch of flywheel latch mechanism, and described proximity switch is connected on the controller that is connected with described flywheel electromagnetic clutch.Adopt such structure, can ensure when flywheel locks time, flywheel electromagnetic clutch is thrown off, otherwise comprehensive test device can not run, and avoids test to cause danger.
In a preferred embodiment of the invention, between described two flywheel groups, high pulling torque diaphragm coupling is all adopted to connect between described flywheel group and described torque sensor, between described torque sensor and described test coupling shaft.
In further improvement of the present invention, described test coupling shaft is arranged on bearing seat.The rigidity of output shaft can be increased like this, reduce braking moment to the damage of torque sensor.
Adopt technique scheme, detent comprehensive test device of the present invention achieves test specification can contain braking motor and detent, the series of advantages such as have flywheel inertia combination in any, test products safe ready, test safety, measuring accuracy is high, test specification is wide.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail:
Fig. 1 is structural representation of the present invention;
Fig. 2 is the side view of Fig. 1;
Fig. 3 is the structural representation of flywheel group;
Fig. 4 is the structural representation of electric lifting platform;
Fig. 5 is the structural representation of flywheel latch mechanism.
Embodiment
As shown in Figure 1, detent comprehensive test device of the present invention, comprises the base 1 of steel, is located at drive motor 5, main shaft electromagnetic clutch 6, speed probe 7, two flywheel groups (i.e. the first flywheel group 8 and the second flywheel group 10), torque sensor 11 and test coupling shaft 51 that base 1 connects successively.Drive motor 5 is variable-frequency motor preferably, and this drive motor 5 is fixed on base 1.Base 1 is fixed on concrete platform 100.
Between first flywheel group 8 and the second flywheel group 10, the second flywheel group 10 with between torque sensor 11, torque sensor 11 with test coupling shaft 51 between all adopt high pulling torque diaphragm coupling 9 to connect.
Test coupling shaft 51 is supported by the bearing seat 52 be fixed on base 1.Test coupling shaft 51 is for connecting brake 13 or braking motor 14.
The front of test coupling shaft 51 is provided with for placing and the product fixed station 60 of fixing detent 13 or braking motor 14.
As shown in Figure 3, flywheel group, by box-type support 17, is positioned at box-type support 17 3 flywheels 18 and forms.Box-type support 17 both ends of the surface have the axis hole simultaneously processed, and are equipped with flywheel shaft 20 in axis hole.The axis hole of both ends of the surface processes the right alignment after ensure that flywheel installation and then the vibration being conducive to improving measuring accuracy, reducing mechanical system simultaneously.
3 flywheel 18 intervals are arranged on flywheel shaft 20, are provided with duplex bearing 21 between the wheel body of flywheel 18 and flywheel shaft 20, supported ensure that wheel body need install not beat at a high speed by duplex bearing 21.The moment of inertia of each flywheel adopts and controls cylindrical, is adjusted by the method for regulating wheel body thickness and structure.Flywheel electromagnetic clutch 19 is also provided with between the side of flywheel 18 and flywheel shaft 20.
Shown in composition graphs 4, the product fixed station 60 of the present embodiment is electric lifting platform.This electric lifting platform comprises pedestal 61, is located at the work top 22 above pedestal 61, the electric lift 23 be located in pedestal 61.Pedestal 61 and work top 22 form by Plate Welding.Electric lift 23 is connected to form successively by motor, turbine and worm gear train and leading screw.
The leading screw upper end of this electric lift 23 is stretched out pedestal 61 and is connected with work top 22.The surrounding that pedestal 61 is positioned at electric lift 23 is provided with four linear bearings 24, is provided with guidepost 241 in each linear bearing 24, and the upper end of guidepost 241 is fixed on the bottom steel plate of work top 22.
Top steel plate 26 4 corners of pedestal 61 have through hole 261, are provided with fastening screw mandrel 25 in through hole 261, and the upper end of fastening screw mandrel 25 is fixed on the bottom steel plate of work top 22 by connecting a clip-on nut.In addition, fastening screw mandrel 25 also screws the paired clamp nut 251 of the top steel plate 26 for clamp base 61.This paired clamp nut 251, when unclamping, drives work top 22 to be elevated by electric lift 23.After work top 22 height and position is determined, clamp top steel plate 26 by paired clamp nut 251 and make work top keep the rock-steady structure of high strength.
As shown in Figure 2, in addition, the other corresponding each flywheel of flywheel group is also provided with flywheel latch mechanism 70.Shown in composition graphs 5, flywheel latch mechanism 70 is made up of operating grip 29, locking head 27 and the setting nut 28 be connected between operating grip 29 and locking head 27, locking head 27 have lock time contact with flywheel outer rim the block rubber compressed.
In the present invention, main shaft electromagnetic clutch 6 is all connected with controller with flywheel electromagnetic clutch 19, is controlled adhesive and the disconnection of main shaft electromagnetic clutch 6 and flywheel electromagnetic clutch 19 by controller.
Cause danger for preventing the Flywheel disc clutch coupling be locked from not throwing off, also safety interlock is provided with in the present invention, safety interlock is be arranged on the other proximity switch of flywheel latch mechanism, and this proximity switch is connected on the controller that is connected with described flywheel electromagnetic clutch.Adopt such structure, can ensure when flywheel locks time, flywheel electromagnetic clutch is thrown off, otherwise comprehensive test device can not run, and avoids test to cause danger.
Be exactly more than the detent comprehensive test device of invention, its test philosophy is as follows:
Detent dynamic brake force moment is tested: be connected in by detent on test coupling shaft, power is provided by variable frequency drive motors, band flywheel runs, after the rotating speed moving to regulation, control main shaft electromagnetic clutch 6 by programmable controller throw off drive motor, after sending the instruction of detent 13 band-type brake simultaneously, when utilizing that high-speed AD card gathers torque, rotary speed data timing to rotating speed are 0, draw braking curve and retarding torque can be calculated according to rotation speed change value in the unit interval of the inertia of system configuration and actual measurement by testing software.
Braking motor is tested: main shaft electromagnetic clutch 6 is thrown off, braking motor 14 is connected on test coupling shaft, braking motor 14 is energized (variable-frequency power sources or civil power can be selected respectively directly to power), drive flywheel group to rated speed by braking motor 14, after sending test instruction, braking motor power supply is thrown off, the power-off simultaneously of braking motor detent, measures torque, rotating speed, braking time.
Pass through foregoing detailed description, can find out that detent comprehensive test device of the present invention achieves test specification and can contain braking motor and detent, the series of advantages such as there is flywheel inertia combination in any, test products safe ready, test safety, test specification is wide, precision is high.
Claims (8)
1. a detent comprehensive test device, is characterized in that: comprise base, be located at drive motor, main shaft electromagnetic clutch, speed probe, flywheel group, torque sensor and test coupling shaft that base connects successively; The front of described test coupling shaft is provided with product fixed station; Described flywheel group is by box-type support, be positioned at the multiple flywheel composition of casing, described box-type support both ends of the surface have the axis hole simultaneously processed, arrange in axis hole by the flywheel shaft supporting described multiple flywheel, be provided with bearing between the wheel body of described flywheel and flywheel shaft, between the side of described flywheel and described flywheel shaft, be also provided with flywheel electromagnetic clutch.
2. detent comprehensive test device according to claim 1, is characterized in that: described flywheel group has two groups.
3. detent comprehensive test device according to claim 1, is characterized in that: described product fixed station is electric lifting platform.
4. detent comprehensive test device according to claim 3, it is characterized in that: described electric lifting platform comprises pedestal, is located at the work top above pedestal, the electric lift be located in pedestal, the leading screw upper end of described electric lift is stretched out described pedestal and is connected with work top; The surrounding that described pedestal is positioned at described electric lift is provided with linear bearing, is provided with guidepost in described linear bearing, and the upper end of described guidepost is fixed on described work top; The top steel plate surrounding of described pedestal has through hole, is provided with fastening screw mandrel in described through hole, and the upper end of described fastening screw mandrel is fixed on described work top; Described fastening screw mandrel also screws the paired clamp nut for clamping described top steel plate.
5. detent comprehensive test device according to claim 1, is characterized in that: the other corresponding each flywheel of described flywheel group is also provided with flywheel latch mechanism; Described flywheel latch mechanism is made up of operating grip, locking head and the setting nut be connected between operating grip and locking head, described locking head have lock time contact with flywheel outer rim the block rubber compressed.
6. detent comprehensive test device according to claim 1, it is characterized in that: be also provided with safety interlock, described safety interlock is be arranged on the other proximity switch of flywheel latch mechanism, and described proximity switch is connected on the controller that is connected with described flywheel electromagnetic clutch.
7. detent comprehensive test device according to claim 2, is characterized in that: between described two flywheel groups, all adopt high pulling torque diaphragm coupling to connect between described flywheel group and described torque sensor, between described torque sensor and described test coupling shaft.
8. detent comprehensive test device according to claim 1, is characterized in that: described test coupling shaft is arranged on bearing seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511027799.4A CN105445019A (en) | 2015-12-31 | 2015-12-31 | Comprehensive testing device for brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511027799.4A CN105445019A (en) | 2015-12-31 | 2015-12-31 | Comprehensive testing device for brake |
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| Publication Number | Publication Date |
|---|---|
| CN105445019A true CN105445019A (en) | 2016-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511027799.4A Pending CN105445019A (en) | 2015-12-31 | 2015-12-31 | Comprehensive testing device for brake |
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| CN (1) | CN105445019A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106197987A (en) * | 2016-08-27 | 2016-12-07 | 安徽合力股份有限公司 | A kind of electromagnetic brake fatigue experimental device |
| CN107271165A (en) * | 2017-06-23 | 2017-10-20 | 同济大学 | Frequency conversion loads intelligent brake device test system and its method of testing |
| CN109827708A (en) * | 2019-03-27 | 2019-05-31 | 中国北方车辆研究所 | A kind of mechanical inertia case apparatus for electrical inertia calibration |
| CN111521936A (en) * | 2020-04-08 | 2020-08-11 | 广东博智林机器人有限公司 | Inertia test platform and inertia test method for motor |
| CN113721701A (en) * | 2021-09-01 | 2021-11-30 | 中国科学院长春光学精密机械与物理研究所 | Self-locking navigation inertial measurement unit transposition locking mechanism of electromagnetic braking cooperation mechanism |
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| JPH11295171A (en) * | 1998-04-13 | 1999-10-29 | Meidensha Corp | Brake test device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106197987A (en) * | 2016-08-27 | 2016-12-07 | 安徽合力股份有限公司 | A kind of electromagnetic brake fatigue experimental device |
| CN107271165A (en) * | 2017-06-23 | 2017-10-20 | 同济大学 | Frequency conversion loads intelligent brake device test system and its method of testing |
| CN109827708A (en) * | 2019-03-27 | 2019-05-31 | 中国北方车辆研究所 | A kind of mechanical inertia case apparatus for electrical inertia calibration |
| CN111521936A (en) * | 2020-04-08 | 2020-08-11 | 广东博智林机器人有限公司 | Inertia test platform and inertia test method for motor |
| CN113721701A (en) * | 2021-09-01 | 2021-11-30 | 中国科学院长春光学精密机械与物理研究所 | Self-locking navigation inertial measurement unit transposition locking mechanism of electromagnetic braking cooperation mechanism |
| CN113721701B (en) * | 2021-09-01 | 2022-05-10 | 中国科学院长春光学精密机械与物理研究所 | Self-locking navigation inertial measurement unit transposition locking mechanism of electromagnetic braking cooperation mechanism |
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Application publication date: 20160330 |
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