CN214503833U

CN214503833U - Vehicle starting motor working characteristic test platform under low-temperature environment

Info

Publication number: CN214503833U
Application number: CN202120384714.2U
Authority: CN
Inventors: 章海英; 王贤景
Original assignee: Zhejiang Zhongpeng Electromechanical Co Ltd
Current assignee: Zhejiang Zhongpeng Electromechanical Co Ltd
Priority date: 2021-02-19
Filing date: 2021-02-19
Publication date: 2021-10-26
Anticipated expiration: 2031-02-19

Abstract

The utility model provides an automobile-used starting motor working property test platform under low temperature environment belongs to the motor field. It includes the test box, the test box in be equipped with the bottom plate, the bottom plate on be equipped with the telescopic fixture of a plurality of, the test box in still be equipped with the test piece, the test piece be located the upside of bottom plate, and each telescopic fixture can remove to the test piece under, the test piece can be along vertical direction reciprocating motion. Its advantage is in that the bottom plate removes telescopic fixture to under the test piece in proper order, and the test piece moves down next and is close to the motor to can detect the operating condition of motor in proper order.

Description

Vehicle starting motor working characteristic test platform under low-temperature environment

Technical Field

The utility model belongs to the motor field especially relates to an automobile-used starting motor working property test platform under low temperature environment.

Background

The power of rotating machinery products such as motors, engines, gearboxes and the like is mainly measured by using various dynamometer devices such as alternating current dynamometers, the main equipment is a torque and rotating speed measuring device, parameters needing direct measurement are torque and rotating speed, and the power is obtained by converting the torque and the rotating speed. The accuracy of the torque and rotating speed parameter values of rotating machinery products such as motors, engines, gearboxes and the like mainly depends on a torque and rotating speed measuring device.

In order to ensure accurate measurements of the torque and speed measuring devices and to ensure product quality, the devices are usually sent to a metering department for periodic calibration. And (3) calibrating the torque and rotating speed measuring device by a metering department, and adopting a static calibration method according to the national metering verification regulation of the JJG924-2010 torque and rotating speed measuring device, namely respectively verifying the torque on a static torque standard machine and verifying the rotating speed on a rotating speed test bed.

For example, chinese utility model patent discloses a motor torque rotational speed test machine [ application No. CN201520607197.5], should disclose a motor torque rotational speed test machine, its technical scheme main points are including the test box, test box one side rigid coupling has the experiment platform, be provided with the workstation that is used for placing the motor on the experiment platform, be provided with on the experiment platform and be used for adjusting the ascending or the decline adjusting part of workstation, reached the effect that the workstation can be adjusted from top to bottom.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem, a vehicle starting motor working property test platform is provided under low temperature environment.

In order to achieve the above purpose, the utility model adopts the following technical proposal:

the utility model provides an automobile-used starting motor working property test platform under low temperature environment, includes the test box, the test box in be equipped with the bottom plate, the bottom plate on be equipped with the telescopic fixture of a plurality of, the test box in still be equipped with the test piece, the test piece be located the upside of bottom plate, and each telescopic fixture can remove to the test piece under, the test piece can be along vertical direction reciprocating motion.

In the automobile-used starter motor working property test platform under foretell low temperature environment, the bottom plate be discoid, the bottom of bottom plate be connected with the rotation motor, the telescopic fixture of a plurality of evenly sets up along bottom plate circumference, works as when telescopic fixture remove under the test piece, this telescopic fixture transversely places.

In the platform for testing the working characteristics of the starting motor for the vehicle in the low-temperature environment, each telescopic clamping mechanism comprises a fixed block fixedly arranged on the bottom plate and a sliding block sliding on the bottom plate, the sliding block is connected with a first transverse hydraulic cylinder arranged on the bottom plate, and the first transverse hydraulic cylinder can enable the sliding block to be close to or far away from the fixed block.

In the above platform for testing the operating characteristics of the starting motor for the vehicle in the low-temperature environment, one end of each of the fixed block and the sliding block is provided with a notch, the notch is shaped like Contraband, and the two notches of the fixed block and the sliding block are arranged oppositely.

In the platform for testing the working characteristics of the starting motor for the vehicle in the low-temperature environment, the lower end surface of the bottom plate is provided with a plurality of pairs of metal sheets which correspond to the telescopic clamping mechanisms one by one, the test box is internally provided with a circuit connecting mechanism, and when the telescopic clamping mechanisms move to the position right below the test block, the pair of metal sheets corresponding to the telescopic clamping mechanisms are communicated with the circuit connecting mechanism.

In automobile-used starter motor working property test platform under foretell low temperature environment, the sheetmetal be hemispherical, circuit connection mechanism include the extension rod, the top of extension rod be connected with the connection piece of sheetmetal looks adaptation, and the bottom of extension rod is connected with the spring, the connection piece be connected with the electric wire, the electric wire extends the test box.

In the platform for testing the working characteristics of the starting motor for the vehicle in the low-temperature environment, the test block is connected with the lifting hydraulic cylinder and is a frame body.

In the platform for testing the working characteristics of the starting motor for the vehicle in the low-temperature environment, the testing block is provided with the second transverse hydraulic cylinder, the output shaft of the second transverse hydraulic cylinder is provided with the rotation detecting block in sliding connection with the testing block, the rotation detecting block is rotatably connected with the rotating wheel, one end of the rotating wheel, extending out of the rotation detecting block, is arranged in a hollow mode, and the inner wall of the rotating wheel is provided with a plurality of racks.

In the platform for testing the working characteristics of the starting motor for the vehicle in the low-temperature environment, the end part of the rack, which is far away from the rotation detection block, is arranged in a pointed manner.

In the platform for testing the working characteristics of the starting motor for the vehicle in the low-temperature environment, a thermometer is arranged in the test box.

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses in the testing process, the bottom plate removes telescopic formula fixture to the test piece under in proper order, and the test piece moves down and is close to the motor after that to can detect the operating condition of motor in proper order.

2. When fixed motor, the both ends of motor extend into the breach on fixed block and the slider respectively in, prevent to rock about the motor and break away from fixed block and slider, further press from both sides tight motor.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

FIG. 3 is a schematic top view of the base plate of FIG. 1;

fig. 4 is a schematic view of a rack.

In the figure: the device comprises a test box 10, a bottom plate 11, a telescopic clamping mechanism 12, a test block 13, a rotating motor 14, a fixed block 15, a sliding block 16, a first transverse hydraulic cylinder 17, a notch 18, a metal sheet 19, a circuit connecting mechanism 20, an extension rod 21, a connecting sheet 22, a spring 23, an electric wire 24, a lifting hydraulic cylinder 25, a second transverse hydraulic cylinder 26, a rotation detection block 27, a rotating wheel 28 and a rack 29.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-4, a vehicle starting motor operating characteristic test platform under low temperature environment, includes test box 10, test box 10 in be equipped with bottom plate 11, bottom plate 11 on be equipped with a plurality of telescopic fixture 12, test box 10 in still be equipped with test block 13, test block 13 be located the upside of bottom plate 11, and each telescopic fixture 12 can move to under test block 13, test block 13 can be along vertical direction reciprocating motion.

In this embodiment, each of the retractable grippers 12 can grip a motor, the retractable grippers 12 can be retracted, the motor is placed on the retractable grippers 12 and the retractable grippers 12 are retracted to grip the motor. In the detection process, the bottom plate 11 moves the telescopic clamping mechanism 12 to be right below the test block 13, and then the test block 13 moves downwards to be close to the motor, so that the working state of the motor is detected.

Bottom plate 11 be discoid, the bottom of bottom plate 11 be connected with and rotate motor 14, the even setting of a plurality of telescopic fixture 12 along 11 circumference of bottom plate, work as telescopic fixture 12 remove to test piece 13 under when, this telescopic fixture 12 transversely places.

In this embodiment, the base plate 11 is rotated by the operation of the rotating motor 14, thereby sequentially moving the plurality of telescopic clamping mechanisms 12 to a position directly below the test block 13. And when the telescopic clamping mechanism 12 moves to the position under the test block 13, the telescopic clamping mechanism 12 is transversely placed, so that the motor is transversely placed under the test block 13, and the test block 13 can conveniently detect the motor.

Each telescopic clamping mechanism 12 comprises a fixed block 15 fixedly arranged on the bottom plate 11 and a sliding block 16 sliding on the bottom plate 11, the sliding block 16 is connected with a first transverse hydraulic cylinder 17 arranged on the bottom plate 11, and the first transverse hydraulic cylinder 17 can enable the sliding block 16 to be close to or far away from the fixed block 15.

In this embodiment, when the motor is placed, one end of the motor is abutted against the fixed block 15, and then the first traverse hydraulic cylinder 17 is operated to move the slider 16 in a direction approaching the fixed block 15, so that the slider 16 is abutted against the other end of the motor, thereby clamping the motor.

One end of each of the fixed block 15 and the sliding block 16 is provided with a notch 18, the notch 18 is shaped like Contraband, and the two notches 18 of the fixed block 15 and the sliding block 16 are arranged oppositely.

In this embodiment, when the motor is clamped, two ends of the motor respectively extend into the notches 18 on the fixed block 15 and the sliding block 16, so that the motor is prevented from shaking left and right to separate from the fixed block 15 and the sliding block 16, and the motor is further clamped.

The lower end face of the bottom plate 11 is provided with a plurality of pairs of metal sheets 19 which are in one-to-one correspondence with the telescopic clamping mechanisms 12, the test box 10 is also internally provided with a circuit connecting mechanism 20, and when the telescopic clamping mechanisms 12 move to the position right below the test block 13, the pair of metal sheets 19 corresponding to the telescopic clamping mechanisms 12 are communicated with the circuit connecting mechanism 20.

In this embodiment, when the retractable clamping mechanism 12 moves to a position directly below the test block 13, the pair of metal plates 19 corresponding to the movement of the retractable clamping mechanism 12 communicate with the circuit connecting mechanism 20, so that the motor clamped by the retractable clamping mechanism 12 is energized, the motor can be operated, and the operating state of the motor in a low temperature state is detected.

Sheet metal 19 be hemispherical, circuit connection mechanism 20 include extension rod 21, extension rod 21's top be connected with the connection piece 22 with sheet metal 19 looks adaptation, and extension rod 21's bottom is connected with spring 23, connection piece 22 be connected with electric wire 24, electric wire 24 extends test box 10.

In this embodiment, when the retractable holding mechanism 12 moves to a position directly below the test block 13, the metal piece 19 corresponding to the retractable holding mechanism 12 pushes the connecting piece 22, so that the connecting piece 22 wraps the metal piece 19, and the connecting piece 22 and the metal piece 19 are electrically conductive, so that current flows into the motor through the electric wire 24.

The test block 13 is connected with a lifting hydraulic cylinder 25, and the test block 13 is a frame body.

In this embodiment, the work of hydraulic cylinder 25 makes test piece 13 move down and cover test piece 13 on the motor, and certain vibrations and noise can be produced in the motor work, is equipped with sound detection device in the test piece 13, can receive the noise that motor work produced to whether detect motor work is qualified.

The testing block 13 is provided with a second traverse hydraulic cylinder 26, an output shaft of the second traverse hydraulic cylinder 26 is provided with a rotation detecting block 27 which is connected with the testing block 13 in a sliding way, the rotation detecting block 27 is connected with a rotating wheel 28 in a rotating way, one end of the rotating wheel 28 extending out of the rotation detecting block 27 is arranged in a hollow way, and the inner wall of the rotating wheel 28 is provided with a plurality of racks 29.

In this embodiment, after the test block 13 is moved downward and covers the motor, the second traverse hydraulic cylinder 26 is operated to move the rotation detection block 27 toward the direction close to the output shaft of the motor, and to connect the rotary wheel 28 to the output shaft of the motor and to engage with the output shaft of the motor via the rack 29, the motor is operated to rotate the output shaft, so that the rotary wheel 28 is rotated, and the other end of the rotary wheel 28 is connected to a rotation speed detection device capable of detecting the rotation speed of the output shaft of the motor in this state.

The rack 29 is disposed at a tip end away from the end of the rotation detecting block 27.

In this embodiment, the tip can prevent the rack 29 from colliding with the output shaft of the motor.

A thermometer is arranged in the test box 10.

In this embodiment, the thermometer is capable of detecting the temperature inside the test chamber 10, and the test chamber 10 is also connected to a cooling device.

The utility model discloses a theory of operation does: a plurality of motors are respectively abutted against a plurality of fixed blocks 16, and each first transverse hydraulic cylinder 17 works to enable the sliding block 16 to be close to the corresponding fixed block 15, so that the sliding block 16 is abutted against the other end of the motor, and the motor is clamped. The refrigerating device works to change the temperature in the test box 10, when the temperature reaches a specified temperature, the bottom plate 11 rotates under the work of the rotating motor 14, so that one of the motors moves to the position right below the test block 13, and at the moment, the corresponding pair of metal sheets 19 is communicated with the circuit connecting mechanism 20, so that the motor clamped by the telescopic clamping mechanism 12 is electrified, and the motor can work.

The lifting hydraulic cylinder 25 is operated to move the test block 13 downward and cover the test block 13 on the motor, and the second traverse hydraulic cylinder 26 is operated to move the rotation detection block 27 toward the direction close to the output shaft of the motor and to connect the rotary wheel 28 to the output shaft of the motor and to be engaged with the output shaft of the motor via the rack 29.

The motor works, is equipped with sound detection device in the test block 13, can receive the noise that motor work produced, and motor work has driven the output shaft and has rotated to make runner 28 rotate, the other end of runner 28 is connected with rotational speed detection device, can detect the slew velocity of motor output shaft under this state, thereby detect whether motor work is qualified.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the test box 10, the bottom plate 11, the telescopic clamping mechanism 12, the test block 13, the rotating motor 14, the fixed block 15, the slider 16, the first traverse hydraulic cylinder 17, the notch 18, the metal sheet 19, the circuit connecting mechanism 20, the extension rod 21, the connecting sheet 22, the spring 23, the electric wire 24, the lifting hydraulic cylinder 25, the second traverse hydraulic cylinder 26, the rotation detecting block 27, the rotating wheel 28, the rack 29, etc., are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides a low temperature environment is automobile-used starting motor operating characteristic test platform down, includes test box (10), its characterized in that, test box (10) in be equipped with bottom plate (11), bottom plate (11) on be equipped with telescopic fixture (12) of a plurality of, test box (10) in still be equipped with test block (13), test block (13) be located the upside of bottom plate (11), and each telescopic fixture (12) can remove under test block (13), test block (13) can be along vertical direction reciprocating motion.

2. The platform for testing the operating characteristics of the starter motor for vehicles under the low temperature environment according to claim 1, wherein the bottom plate (11) is in a shape of a disk, a rotating motor (14) is connected to the bottom of the bottom plate (11), a plurality of telescopic clamping mechanisms (12) are uniformly arranged along the circumference of the bottom plate (11), and when the telescopic clamping mechanisms (12) move to a position right below the test block (13), the telescopic clamping mechanisms (12) are transversely arranged.

3. The platform for testing the operating characteristics of the starter motor for the vehicle under the low-temperature environment as claimed in claim 2, wherein each telescopic clamping mechanism (12) comprises a fixed block (15) fixedly arranged on the bottom plate (11) and a sliding block (16) sliding on the bottom plate (11), the sliding block (16) is connected with a first traversing hydraulic cylinder (17) arranged on the bottom plate (11), and the first traversing hydraulic cylinder (17) can enable the sliding block (16) to be close to or far away from the fixed block (15).

4. The platform for testing the operating characteristics of the starter motor for the vehicle under the low-temperature environment according to claim 3, wherein one end of the fixed block (15) and one end of the sliding block (16) are both provided with a notch (18), the notch (18) is shaped like Contraband, and the two notches (18) on the fixed block (15) and the sliding block (16) are arranged oppositely.

5. The platform for testing the operating characteristics of the starter motor for the vehicle under the low-temperature environment according to claim 4, wherein a plurality of pairs of metal sheets (19) corresponding to the telescopic clamping mechanisms (12) in a one-to-one manner are arranged on the lower end surface of the bottom plate (11), a circuit connecting mechanism (20) is further arranged in the test box (10), and when the telescopic clamping mechanisms (12) move to the position right below the test block (13), the pair of metal sheets (19) corresponding to the telescopic clamping mechanisms (12) are communicated with the circuit connecting mechanism (20).

6. The vehicle starter motor working characteristic test platform under the low-temperature environment according to claim 5, characterized in that the metal sheet (19) is hemispherical, the circuit connection mechanism (20) comprises an extension rod (21), the top end of the extension rod (21) is connected with a connection sheet (22) matched with the metal sheet (19), the bottom end of the extension rod (21) is connected with a spring (23), the connection sheet (22) is connected with an electric wire (24), and the electric wire (24) extends out of the test box (10).

7. The vehicle starter motor working characteristic test platform under the low-temperature environment according to claim 6, characterized in that the test block (13) is connected with a lifting hydraulic cylinder (25), and the test block (13) is a frame body.

8. The platform for testing the operating characteristics of the starter motor for the vehicle under the low-temperature environment according to claim 7, wherein a second traverse hydraulic cylinder (26) is arranged on the test block (13), a rotation detection block (27) which is connected with the test block (13) in a sliding manner is arranged on an output shaft of the second traverse hydraulic cylinder (26), a rotating wheel (28) is connected to the rotation detection block (27) in a rotating manner, one end of the rotating wheel (28) extending out of the rotation detection block (27) is arranged in a hollow manner, and the inner wall of the rotating wheel is provided with a plurality of racks (29).

9. The platform for testing the operating characteristics of a starting motor for a vehicle in a low temperature environment according to claim 8, wherein the rack (29) is disposed at a tip end away from the end of the rotation detection block (27).

10. The platform for testing the operating characteristics of the starter motor for vehicles under the low temperature environment according to claim 9, characterized in that a thermometer is arranged in the test box (10).