CN204882075U - Air starter test test bench - Google Patents

Abstract

The utility model discloses an air starting motor test bench, which comprises an air starting motor to be tested, a speed reducer, a torque sensor and a magnetic powder brake. connect. The utility model simulates the whole process of starting an internal combustion engine by an air starter motor in real time by setting a reducer, a torque sensor and a magnetic powder brake. The device of the utility model can detect the performance parameters of the air starter motor in real time, such as the starting precision, the number of revolutions of starting, the starting torque, the starting power and the input pressure, etc. The utility model also has the advantages of easy operation and safety, wide testing range and stable and accurate data Etc.

Description

An air starter motor test bench

technical field

The utility model relates to a test bench for a power device, in particular to a test bench for an air starting motor.

Background technique

Along with the use of high-power internal-combustion engine, the mode that internal-combustion engine uses air starter motor to start is more and more subject to people's attention. The air starter motor uses compressed air to push the vane or turbine to rotate to drive the starter motor gear to rotate, thereby driving the engine flywheel meshed with it to rotate, and finally starting the internal combustion engine. Air starter motors are mainly used for starting internal combustion engines in ships, mines, oil and gas fields, steam turbine machinery and other fields. It has the advantages of explosion-proof, high starting torque, overload protection, small temperature rise, and long-term full-load operation.

As the air starter motors are more and more widely used, the current domestic test and experiment system for the performance testing of the air starter motors is still blank. Therefore, it is an urgent problem to be solved in the industry to design and develop a test bench capable of testing various aspects of the performance of the air starter motor.

Utility model content

Aiming at the technical problems existing in the prior art, the purpose of the utility model is to provide an air starter motor test bench.

The purpose of the utility model is achieved through the following technical solutions: an air starting motor test bench, including an air starting motor to be tested, a reducer, a torque sensor and a magnetic powder brake, an air starting motor to be tested driving a reducer, and an output terminal of the reducer and the magnetic powder brake are respectively connected with the torque sensor.

Preferably, two couplings are also provided, the reducer and the magnetic powder brake are arranged on both sides of the torque sensor, the reducer and the torque sensor are connected through a coupling, and the magnetic powder brake and the torque sensor are connected through another coupling .

Preferably, the coupling includes two flanges, pin shafts and shock absorbing pin sleeves, the two flanges are correspondingly provided with pin holes, and the pin shafts are connected in the pin holes on the two flanges The two flanges are connected, and the shock-absorbing pin sleeve is sleeved on the pin shaft.

Preferably, a plurality of pin holes are uniformly opened along the circumferential direction of the flange, the pin shafts have the same number as the pin holes, and each pin shaft is covered with a shock-absorbing pin sleeve.

Preferably, the shock-absorbing pin sleeve is a rubber shock-absorbing pin sleeve.

Preferably, it also includes a workbench and an air starter motor installation platform capable of moving vertically and horizontally on the workbench, and the air starter motor to be tested is installed on the air starter motor installation platform.

Preferably, a lateral adjustment chute is provided on the workbench, the air starting motor installation platform includes a slide seat and a fixture table, the bottom of the slide seat has a first slider, and the bottom of the air start motor installation platform has a second slide Block, the upper surface of the air starter motor installation platform is provided with a longitudinal adjustment chute, the first slider is connected to the horizontal adjustment chute, the second slider is connected to the longitudinal adjustment chute, the first slider and the second slider A first threaded hole and a second threaded hole are opened on the block, and a horizontal lead screw and a longitudinal lead screw are also provided. Two threaded holes.

Preferably, it also includes a brake mounting seat, a sensor mounting seat and a bearing mounting seat, the bases of the brake mounting seat, the sensor mounting seat and/or the bearing mounting seat are connected in the lateral adjustment chute, and the magnetic powder brake is installed on the brake mounting seat , the torque sensor is mounted on the sensor mount, and the reducer is connected to the bearing mount.

Preferably, the bases of the brake mounting base, the sensor mounting base and/or the bearing mounting base are all connected in the horizontal adjustment sliding groove by bolts.

Preferably, the speed reducer includes an input gear, a reduction gear and a belt shaft flange, the belt shaft flange has a transmission shaft and a connecting flange fixed on the transmission shaft, the input gear is connected with the reduction gear, and the speed reduction The gear is fixedly connected with the connecting flange, and the transmission shaft is connected with the torque sensor.

Compared with the prior art, the utility model has the following advantages and effects:

1. The utility model simulates the whole process of starting an internal combustion engine by an air starter motor in real time by setting a reducer, a torque sensor and a magnetic powder brake. The device of the utility model can detect the performance parameters of the air starter motor in real time, such as the starting precision, the number of revolutions of starting, the starting torque, the starting power and the input pressure, etc. The utility model also has the advantages of easy operation and safety, wide testing range and stable and accurate data Etc.

Description of drawings

Fig. 1 is a structural representation of the utility model.

Fig. 2 is the front view of the utility model.

Fig. 3 is a schematic diagram of the shock-absorbing pin sleeve of the present invention being sleeved on the pin shaft.

Detailed ways

The utility model will be further described in detail below in conjunction with the embodiments and accompanying drawings, but the implementation of the utility model is not limited thereto.

Embodiment one:

An air starter motor test bench, including an air starter motor 1 to be tested, a reducer 2, a torque sensor 3 and a magnetic powder brake 4, the air starter motor to be tested drives the reducer, and the output end of the reducer and the magnetic powder brake are respectively connected to the torque sensor .

Preferably, two couplings 5 are also provided, the speed reducer and the magnetic powder brake are arranged on both sides of the torque sensor, the speed reducer and the torque sensor are connected through a coupling, and the magnetic powder brake and the torque sensor are connected through another coupling stand up.

Preferably, the coupling includes two flanges 6, pin shafts 7 and shock absorbing pin sleeves 8, the two flanges are correspondingly provided with pin holes 9, and the pins are connected to the two flanges The two flanges are connected in the pin hole, and the damping pin sleeve is sleeved on the pin shaft. The utility model is equipped with a shock absorbing pin sleeve to prevent the rigid transmission at the start from causing damage between the shafts, and the torque at the moment of starting is relatively large, and the setting of the shock absorbing pin sleeve can prevent rigid impact, avoid safety accidents, and at the same time ensure energy loss Min, to make the experimental results more accurate.

Preferably, a plurality of pin holes are uniformly opened along the circumferential direction of the flange, the pin shafts have the same number as the pin holes, and each pin shaft is covered with a shock-absorbing pin sleeve.

Preferably, the shock-absorbing pin sleeve is a rubber shock-absorbing pin sleeve.

Preferably, it also includes a workbench 10 and an air starter motor installation platform 11 capable of moving vertically and horizontally on the workbench, and the air starter motor to be tested is installed on the air starter motor installation platform. The workbench of the utility model can move vertically and horizontally to facilitate the adjustment of the position of the power output of the air starting motor to be tested, which not only satisfies the testing of air starting motors to be tested in different sizes and shapes, but also improves the test accuracy and avoids The limited installation of the starter motor affects the power output, resulting in inaccurate test results.

Preferably, a lateral adjustment chute 12 is provided on the workbench, and the air starting motor installation platform includes a slide seat 13 and a fixture table 14, the bottom of the slide seat has a first slider, and the bottom of the air starting motor installation platform has a The second slider, the upper surface of the air starting motor installation platform is provided with a longitudinal adjustment chute 15, the first slider is connected to the horizontal adjustment chute, the second slider is connected to the longitudinal adjustment chute, and the first slider is connected to the vertical adjustment chute. A first threaded hole and a second threaded hole are provided on the second slide block, and a transverse lead screw 16 and a longitudinal lead screw 17 are also provided. The transverse lead screw is transversely connected in the first threaded hole, and the longitudinal lead screw The rod is longitudinally arranged in the second threaded hole, and the horizontal lead screw and the longitudinal lead screw are respectively provided with turning handles.

Preferably, it also includes a brake mount 18, a sensor mount 19 and a bearing mount 20, the base of the brake mount, the sensor mount and/or the bearing mount is connected in the lateral adjustment chute, and the magnetic powder brake is installed to the brake On the mounting base, the torque sensor is mounted on the sensor mounting base, and the speed reducer is connected to the bearing mounting base.

Preferably, the bases of the brake mounting base, the sensor mounting base and/or the bearing mounting base are all connected in the horizontal adjustment sliding groove by bolts. The bases of the brake mounting seat, the sensor mounting seat and the bearing mounting seat are connected in the lateral adjustment chute, which can realize free adjustment in the lateral direction, and also has the effect of convenient installation and disassembly.

Preferably, the speed reducer includes an input gear, a reduction gear 21 and a belt shaft flange, and the belt shaft flange has a transmission shaft 22 and a connecting flange 23 fixed on the transmission shaft, and the input gear is connected to the reduction gear. connection, the reduction gear is fixedly connected with the connection flange, and the transmission shaft is connected with the torque sensor. The transmission shaft and the connecting flange are integrally formed, and the reduction gear can be fixed to the connecting flange through the connecting bolts. This has the advantage that the power of the reduction gear can be transmitted to the torque sensor as much as possible, improving the test accuracy and avoiding The movement caused by the gap causes the shock to affect the accuracy of the measurement.

The working process and working principle of the utility model: the air starting motor to be tested is installed on the air starting motor installation platform and the input gear is connected to the output end of the air starting motor to be tested. Turn the handle to make the fixture table move horizontally and vertically relative to the worktable, thereby adjusting the connection between the input gear and the reduction gear, so that the input gear and the reduction gear can have a good connection to ensure the accuracy of the measurement.

The utility model simulates the starting damping of the internal combustion engine through the magnetic powder brake, and starts the air starter motor to be tested. The air starter motor to be tested drives the magnetic powder brake through the torque sensor, and the torque sensor measures the starting accuracy, the number of starting revolutions, and the starting revolution of the air starter motor to be tested. Torque, starting power and input pressure.

The utility model can realize functions such as overload protection, real-time monitoring, dynamic simulation and curve coupling through the magnetic powder brake.

The above-mentioned embodiment is a preferred implementation mode of the present utility model, but the implementation mode of the present utility model is not limited by the above-mentioned embodiment, and any other changes, modifications and substitutions made without departing from the spirit and principle of the present utility model , combination, and simplification, all should be equivalent replacement methods, and are all included in the protection scope of the present utility model.

Claims (10)

1. an air starting motor detecting testing table, it is characterized in that: comprise air starting motor to be measured, reductor, torque sensor and magnetic powder brake, air starting motor to be measured drives reductor, and output end of reducer is connected with torque sensor respectively with magnetic powder brake.

2. air starting motor detecting testing table according to claim 1, it is characterized in that: be also provided with two shaft couplings, described reductor and magnetic powder brake are arranged on torque sensor both sides, reductor and torque sensor are coupled together by shaft coupling, and magnetic powder brake and torque sensor are coupled together by another shaft coupling.

3. air starting motor detecting testing table according to claim 2, it is characterized in that: described shaft coupling comprises two ring flanges, bearing pin and damping guide, on two ring flanges, correspondence offers pin-and-hole, coupled together by two ring flanges in the pin-and-hole of described pinned connection on two ring flanges, described damping guide is set on bearing pin.

4. air starting motor detecting testing table according to claim 3, is characterized in that: described pin-and-hole is multiplely evenly to offer along the circumferencial direction of ring flange respectively, and described bearing pin is identical with the quantity of pin-and-hole, and each bearing pin is all arranged with damping guide.

5. air starting motor detecting testing table according to claim 3, is characterized in that: described damping guide is rubber shock-absorbing guide.

6. air starting motor detecting testing table according to claim 1, it is characterized in that: also comprise worktable and can on described worktable the air starting motor erecting bed of cross shifting, described air starting motor to be measured is arranged on air starting motor erecting bed.

7. air starting motor detecting testing table according to claim 6, it is characterized in that: worktable offers and laterally adjusts chute, described air starting motor erecting bed comprises slide and clamping fixture table, there is bottom described slide the first slide block, bottom described air starting motor erecting bed, there is the second slide block, air starting motor erecting bed upper surface offers and longitudinally adjusts chute, described first slide block is connected to and laterally adjusts in chute, second slide block is connected to and longitudinally adjusts in chute, first slide block and the second slide block offer the first threaded hole and the second threaded hole, also be provided with horizontal leading screw and longitudinal leadscrew, described horizontal leading screw is laterally connected in the first threaded hole, described longitudinal leadscrew is longitudinally arranged in the second threaded hole.

8. air starting motor detecting testing table according to claim 7, it is characterized in that: also comprise mounting seat of brake, sensor installation seat and bearing mounting base, the base of mounting seat of brake, sensor installation seat and/or bearing mounting base is connected to and laterally adjusts in chute, described magnetic powder brake is installed on mounting seat of brake, described torque sensor is installed on sensor installation seat, and described reductor is connected on bearing mounting base.

9. air starting motor detecting testing table according to claim 8, is characterized in that: the base of described mounting seat of brake, sensor installation seat and/or bearing mounting base is all bolted and is laterally adjusting in chute.

10. according to the arbitrary described air starting motor detecting testing table of claim 1-9, it is characterized in that: described reductor comprises input gear, reduction gearing and band shaft flange, described band shaft flange has transmission shaft and is fixed on the joint flange on transmission shaft, described input gear is connected with reduction gearing, reduction gearing is fixedly connected with joint flange, and described transmission shaft is connected with torque sensor.