CN219224851U

CN219224851U - Durable test equipment of car MCU

Info

Publication number: CN219224851U
Application number: CN202222567703.5U
Authority: CN
Inventors: 余正虎; 吕良伟; 郑大伟; 张锋; 陈圻钊
Original assignee: Beijing Oriental Zhongke Integrated Technology Co ltd
Current assignee: Beijing Oriental Zhongke Integrated Technology Co ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-06-20
Anticipated expiration: 2032-09-27

Abstract

The utility model discloses an automobile MCU endurance test device, which comprises a test box, a control box and a temperature controller, wherein the test box is hinged with a box door, the temperature controller is electrically connected with the control box, the automobile endurance test device also comprises a moving plate, the moving plate is slidingly connected inside the test box, and the test box is connected with a moving mechanism; the placing plate is rotationally connected with the moving plate, and the moving plate is connected with a rotating mechanism; the connecting seat is electrically connected with the control box and fixedly connected with the placing plate; the plug-in mechanism comprises a first electric cylinder and a second electric cylinder, wherein the first electric cylinder is fixedly installed on the placing plate, the output end of the first electric cylinder is fixedly connected with a mounting frame, the second electric cylinder is installed on the mounting frame, the mounting frame is fixedly connected with a limiting frame for placing a connector of an automobile MCU, and the output end of the second electric cylinder is fixedly connected with a pressing block. The utility model is convenient for placing the automobile MCU into the test box and taking the automobile MCU out of the test box.

Description

Durable test equipment of car MCU

Technical Field

The utility model relates to the technical field of automobile testing, in particular to automobile MCU endurance test equipment.

Background

The automobile MCU means a motor control unit (Motor control unit), namely a module for controlling the action of a motor, is mainly connected and controlled with interface circuits in various peripheral circuits of an automobile, is a special core power electronic unit of a new energy automobile, and is used for controlling the motor to output specified torque and rotating speed by receiving a vehicle running control instruction of a VCU, driving the automobile to run, converting direct-current electric energy of a power battery into required high-voltage alternating current and driving a motor body to output mechanical energy, and is a core of new energy automobile electronics, wherein the reliability and the temperature range of the automobile MCU are the most important, the temperature civilian level is generally 0-70, the industrial level is-20-85 and the automobile level is-40-85, the durability test is required after production, and the working condition of the automobile in the specific temperature range is tested to detect the reliability and the stability of the automobile.

The existing automobile MCU endurance test equipment comprises a test box and a controller, wherein the automobile MCU is placed in the test box, the controller is used for controlling the temperature in the test box, and the working state of the automobile MCU under different temperature environments is tested, so that the automobile MCU is subjected to endurance test.

The utility model provides a test equipment of car singlechip, it can be quick fixes a position the singlechip, thereby test under the singlechip state when conveniently carrying out different temperatures, but after carrying out the test to car MCU, generally directly take out car MCU from the inside of test box by the manual work, it breaks off or connects car MCU and controller to need the plug to carry out the pull-plug of staff simultaneously, because car MCU's temperature range is great, the temperature in the test box can be in higher or lower state, car MCU surface's temperature also can be in higher or lower state simultaneously, scald or frostbite of man's hand can be made when taking out car MCU, it drops the damage to probably loosen car MCU after taking out the in-process people feel high temperature, there is the potential safety hazard, simultaneously probably cause property loss, the efficiency of manual work is lower, it is comparatively time-consuming and labor-consuming to put forward a car MCU durable test equipment, therefore we propose a car MCU and be convenient for get car MCU put.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the automobile MCU endurance test equipment, which aims to solve the problems that the temperature inside the test equipment and the surface of the automobile MCU is too high or too low after the prior art is tested in the background art, the automobile MCU endurance test equipment is inconvenient to take and place, and the taking and placing efficiency is low.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a durable test equipment of car MCU, includes test box, control box and temperature controller, the test box articulates there is the chamber door, temperature controller is located the inside of test box, temperature controller with control box electric connection still includes:

the moving plate is connected inside the test box in a sliding way, and the test box is connected with a moving mechanism for driving the moving plate to move;

the placing plate is used for placing the automobile MCU, the placing plate is rotationally connected to the top end of the moving plate, and the moving plate is connected with a rotating mechanism for driving the placing plate to rotate;

the connecting seat is matched with the connector of the automobile MCU, is electrically connected with the control box and is fixedly connected with the placing plate;

a pull out plug mechanism for being directed at car MCU's connector pulls out plug, pull out plug mechanism includes first electronic jar and second electronic jar, first electronic jar fixed mounting is in place on the dish, the output fixedly connected with mounting bracket of first electronic jar, the second electronic jar is installed on the mounting bracket, mounting bracket fixedly connected with is used for placing car MCU's connector's spacing, the output fixedly connected with briquetting of second electronic jar.

In order to drive the movable plate to move, this application is further, moving mechanism includes motor, rack and a plurality of gear, the motor is installed the inside of test box, the inside fixedly connected with of test box a plurality of revolving racks, the gear with correspond the revolving rack rotates to be connected, rack fixed connection is in the bottom of movable plate, a plurality of the gear all with the rack toothing, the output of motor with be close to the gear fixed connection of chamber door.

In order to drive and place the dish rotation, this application is still further, rotary mechanism includes the electronic jar of third, the electronic jar of third is rotated through first articulated seat and is installed the top of movable plate, the output of the electronic jar of third is rotated and is connected with the articulated seat of second, the articulated seat of second with place a set fixed connection, the top fixedly connected with two support frames of movable plate, place the dish be close to one side of chamber door with the support frame rotates to be connected.

In order to realize automobile MCU's convenient taking out, this application is preferred, place the dish and including rotating frame and a plurality of commentaries on classics roller, it connects to rotate the roller the inside of rotating the frame, the second articulated seat with place a set fixed connection, rotate the frame with the support frame rotates to be connected.

In order to realize the steady slip of movable plate, this application is on the basis of the aforesaid scheme, the inside of test box is through two fixing bases of a plurality of dead levers fixedly connected with, the movable plate is located two between the fixing base, the one end that the movable plate is close to the fixing base that corresponds is equal fixedly connected with slider, set up on the fixing base with the spout that the slider matches, test box fixedly connected with a plurality of slide bars, set up on the movable plate a plurality of with slide hole that the slide bar matches.

In order to guarantee automobile MCU's stability, this application is further on the basis of aforementioned scheme, the bottom fixedly connected with of briquetting is a plurality of slipmats.

(III) beneficial effects

Compared with the prior art, the utility model provides the automobile MCU endurance test equipment, which has the following beneficial effects:

according to the utility model, the moving plate and the placing disc can be driven to move through the moving mechanism, the placing disc can be moved to the outside of the test box to take and place the automobile MCU, the connector of the automobile MCU is placed on the limiting frame, the pressing block and the limiting frame can be driven by the second electric cylinder to be matched with each other to clamp the connector of the automobile MCU, the mounting frame and the limiting frame can be driven by the first electric cylinder to be close to or far away from the connecting seat, so that the connector is pulled out or disconnected, the connection or disconnection of the automobile MCU and the control box is realized, the moving plate and the placing disc can be driven to move to the inside of the test box through the moving mechanism, the temperature of the temperature controller is controlled through the control box, so that the temperature in the test box is regulated, the automobile MCU can work normally through the controller, the durability of the automobile MCU is tested, the second electric cylinder drives the pressing block to be far away from the connector of the automobile MCU to limit the automobile MCU, and the placing disc can be rotated through the rotating mechanism, so that the automobile MCU slides from the placing disc and is collected.

Drawings

FIG. 1 is a schematic perspective view, partially in section, of a preferred embodiment of the present application;

FIG. 2 is a schematic view of a partial enlarged structure at A in FIG. 1 according to a preferred embodiment of the present application;

FIG. 3 is a schematic view of a partial enlarged structure at B in FIG. 1 according to a preferred embodiment of the present application;

FIG. 4 is a schematic perspective view of the whole structure of a preferred embodiment of the present utility model;

FIG. 5 is a schematic perspective view of a second hinge base, a support frame, a rotating roller, and the like according to a preferred embodiment of the present utility model;

FIG. 6 is a schematic view of a partial enlarged structure at C in FIG. 5 according to a preferred embodiment of the present application;

FIG. 7 is a schematic perspective view of the motor, rack, pinion, turret, etc. in accordance with a preferred embodiment of the present utility model;

fig. 8 is a schematic exploded perspective view of the second electric cylinder, the mounting frame, the limiting frame, the pressing block, etc. in accordance with a preferred embodiment of the present utility model.

In the figure: 1. a test box; 2. a control box; 3. a temperature controller; 4. a moving plate; 5. placing a tray; 6. a connecting seat; 7. a first electric cylinder; 8. a second electric cylinder; 9. a mounting frame; 10. a limiting frame; 11. briquetting; 12. a motor; 13. a rack; 14. a gear; 15. a rotating frame; 16. a third electric cylinder; 17. a first hinge base; 18. the second hinge seat; 19. a support frame; 20. a rotating frame; 21. a rotating roller; 22. a fixing seat; 23. a slide block; 24. a slide bar; 25. an anti-slip mat.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 8, an automobile MCU endurance test apparatus includes a test box 1, a control box 2 and a temperature controller 3, where the test box 1 is hinged with a box door, the temperature controller 3 is located inside the test box 1, the temperature controller 3 is electrically connected with the control box 2, the control box 2 can control the temperature of the temperature controller 3 to heat or cool the temperature controller, thereby adjusting the temperature inside the test box 1, and simultaneously control the environmental conditions such as pressure inside the test box 1 to simulate the use environment of the automobile MCU, the control manner is a technology known to those skilled in the art, and is not a main innovation point of the present application, and further includes a moving plate 4, a placing tray 5 for placing the automobile MCU, a connection seat 6 matched with the connector of the automobile MCU, and a plug mechanism for plugging the connector of the automobile MCU, the movable plate 4 is slidingly connected in the test box 1, the inside of the test box 1 is fixedly connected with two fixed seats 22 through a plurality of fixed rods, the movable plate 4 is positioned between the two fixed seats 22, one end of the movable plate 4, which is close to the corresponding fixed seat 22, is fixedly connected with a sliding block 23, a sliding groove matched with the sliding block 23 is formed in the fixed seat 22, the test box 1 is fixedly connected with a plurality of sliding rods 24, a plurality of sliding holes matched with the sliding rods 24 are formed in the movable plate 4, the movable plate 4 can be moved through the matching of the sliding block 23 and the sliding groove and the sliding matching of the sliding rods 24 and the sliding holes, the movable plate 4 is supported and limited conveniently, the stability of the movable plate 4 is ensured, the test box 1 is connected with a moving mechanism for driving the movable plate 4 to move, the moving mechanism comprises a motor 12, a rack 13 and a plurality of gears 14, the motor 12 is arranged in the test box 1, the inside fixedly connected with a plurality of revolving racks 15 of test box 1, gear 14 and corresponding revolving racks 15 rotate to be connected, rack 13 fixed connection is in the bottom of movable plate 4, a plurality of gears 14 all mesh with rack 13, the output of motor 12 and the gear 14 fixed connection that is close to the chamber door can drive corresponding gear 14 through motor 12 and rotate, can drive rack 13 and movable plate 4 through gear 14 and remove, a plurality of other gears 14 support and spacing rack 13 and movable plate 4, guarantee the stability of movable plate 4.

It should be further noted that, the placing tray 5 is rotatably connected to the top end of the moving plate 4, the moving plate 4 is connected with a rotating mechanism for driving the placing tray 5 to rotate, the rotating mechanism includes a third electric cylinder 16, the third electric cylinder 16 is rotatably installed at the top end of the moving plate 4 through a first hinging seat 17, an output end of the third electric cylinder 16 is rotatably connected with a second hinging seat 18, the second hinging seat 18 is fixedly connected with the placing tray 5, the top end of the moving plate 4 is fixedly connected with two supporting frames 19, one side of the placing tray 5 close to the box door is rotatably connected with the supporting frames 19, one end of the second hinging seat 18 and one end of the placing tray 5 far from the box door are fixedly connected, the placing tray 5 can be driven to rotate towards one side close to the box door by the extension of the third electric cylinder 16, so that the automobile MCU slides from the placing tray 5, the third electric cylinder 16 can be shortened to drive the placing tray 5 to rotate towards one side far from the box door, ensuring the stability of the automobile MCU, the connection seat 6 can be matched with the rotation of the third electric cylinder 16 to stretch out and draw back, the connection seat 6 is electrically connected with the control box 2, the connection seat 6 is fixedly connected with the placing disc 5, the placing disc 5 comprises a rotating frame 20 and a plurality of rotating rollers 21, the rotating rollers 21 are rotationally connected in the rotating frame 20, the second hinging seat 18 is fixedly connected with the placing disc 5, the rotating frame 20 is rotationally connected with a supporting frame 19, the automobile MCU can be limited through the rotating frame 20, the sliding of the automobile MCU can be realized through the rotation of the rotating rollers 21, the pulling and inserting mechanism comprises a first electric cylinder 7 and a second electric cylinder 8, the first electric cylinder 7 is fixedly arranged on the placing disc 5, the output end of the first electric cylinder 7 is fixedly connected with a mounting frame 9, the second electric cylinder 8 is arranged on the mounting frame 9, the mounting frame 9 is fixedly connected with a limiting frame 10 for placing a connector of the automobile MCU, the output fixedly connected with briquetting 11 of second electronic jar 8 can drive briquetting 11 decline and spacing 10 cooperation to press from both sides tightly automobile MCU's connector through second electronic jar 8, can drive mounting bracket 9 and spacing 10 through the flexible of first electronic jar 7 and remove, realize the plug to automobile MCU's connector, the bottom fixedly connected with of briquetting 11 a plurality of slipmats 25 can improve the friction with automobile MCU to improve automobile MCU's stability.

It should be further noted that, the test box 1 is connected with a cooling element for cooling the motor 12, the first electric cylinder 7, the second electric cylinder 8 and the third electric cylinder 16, and the cooling element can use a common air cooling or water cooling mode, and meanwhile has a small influence on the environmental temperature in the test box 1, and the cooling mode is a technology known to those skilled in the art, and is not a main innovation point of the present application, and is not described herein.

When the automobile MCU endurance test equipment tests the automobile MCU, a tester opens a box door, then the tester opens a motor 12, the motor 12 drives a corresponding gear 14 to rotate, thereby driving a rack 13 and a movable plate 4 to move, a placing disc 5 moves out of the test box 1, then the tester places the automobile MCU to be tested above a rotating roller 21, a connector of the automobile MCU is placed in the limit frame 10, an initial second electric cylinder 8 drives a pressing block 11 to be positioned at a higher position, the tester opens the second electric cylinder 8, the second electric cylinder 8 drives the pressing block 11 to descend to compress the connector of the automobile MCU in the limit frame 10, then the tester opens a first electric cylinder 7, the first electric cylinder 7 drives the mounting frame 9 and the limit frame 10 to move towards a direction close to the connecting seat 6, the connector of the automobile MCU is inserted into the connecting seat 6 to realize the connection with the control box 2, at this time, the third electric cylinder 16 is in a contracted state to enable the placing tray 5 to be in a horizontal state or a state of inclining towards one side far away from the box door, so as to ensure the stability of the automobile MCU, then the tester controls the motor 12 to rotate reversely to drive the moving plate 4 and the placing tray 5 to move into the test box 1, the tester operates the control box 2 to control the temperature controller 3, thereby controlling the temperature in the test box 1, simultaneously observing the working states of the automobile MCU at different temperatures, testing the durability of the automobile MCU, opening the box door by the tester after the test is finished, opening the motor 12, driving the moving plate 4 and the placing tray 5 to move out of the test box 1, sending the automobile MCU out of the test box 1, simultaneously controlling the first electric cylinder 7 to drive the mounting frame 9 and the limiting frame 10 to be far away from the connecting seat 6, pulling the connector of the automobile MCU out of the connecting seat 6, the tester controls the second electric cylinder 8 to drive the pressing block 11 to ascend to remove the limitation on the automobile MCU, controls the third electric cylinder 16 to extend to drive the placing plate 5 to rotate towards the direction close to the box door, enables the automobile MCU to slide off, drives the connector to slide out of the limiting frame 10, and collects the tested automobile MCU, then the tester controls the third electric cylinder 16 to shrink to drive the placing plate 5 to rotate to a horizontal state, and continues to place a new automobile MCU to be tested on the placing plate 5, so that the connector is positioned in the limiting frame 10, and the endurance test is carried out on the new automobile MCU.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a durable test equipment of car MCU, includes test box (1), control box (2) and temperature controller (3), test box (1) articulates there is the chamber door, temperature controller (3) are located the inside of test box (1), temperature controller (3) with control box (2) electric connection, its characterized in that still includes:

the mobile plate (4), the said mobile plate (4) is connected to the inside of the said test box (1) in a sliding way, the said test box (1) connects with the moving mechanism used for driving the said mobile plate (4) to move;

the placing plate (5) is used for placing the automobile MCU, the placing plate (5) is rotationally connected to the top end of the moving plate (4), and the moving plate (4) is connected with a rotating mechanism used for driving the placing plate (5) to rotate;

the connecting seat (6) is matched with a connector of the automobile MCU, the connecting seat (6) is electrically connected with the control box (2), and the connecting seat (6) is fixedly connected with the placing disc (5);

a pull out plug mechanism for being directed at car MCU's connector pulls out plug, pull out plug mechanism includes first electronic jar (7) and second electronic jar (8), first electronic jar (7) fixed mounting is in place on dish (5), the output fixedly connected with mounting bracket (9) of first electronic jar (7), install second electronic jar (8) on mounting bracket (9), mounting bracket (9) fixedly connected with is used for placing limit frame (10) of car MCU's connector, the output fixedly connected with briquetting (11) of second electronic jar (8).

2. The automobile MCU endurance test equipment according to claim 1, wherein the moving mechanism comprises a motor (12), a rack (13) and a plurality of gears (14), the motor (12) is installed inside the test box (1), a plurality of rotating frames (15) are fixedly connected inside the test box (1), the gears (14) are rotationally connected with the corresponding rotating frames (15), the rack (13) is fixedly connected to the bottom end of the moving plate (4), the gears (14) are meshed with the rack (13), and the output end of the motor (12) is fixedly connected with the gears (14) close to the box door.

3. The automobile MCU endurance test equipment according to claim 2, wherein the rotating mechanism comprises a third electric cylinder (16), the third electric cylinder (16) is rotatably mounted at the top end of the movable plate (4) through a first hinging seat (17), the output end of the third electric cylinder (16) is rotatably connected with a second hinging seat (18), the second hinging seat (18) is fixedly connected with the placing plate (5), the top end of the movable plate (4) is fixedly connected with two supporting frames (19), and one side, close to the box door, of the placing plate (5) is rotatably connected with the supporting frames (19).

4. A vehicle MCU endurance test apparatus according to claim 3, wherein the placement tray (5) comprises a rotating frame (20) and a plurality of rotating rollers (21), the rotating rollers (21) are rotatably connected to the inside of the rotating frame (20), the second hinge base (18) is fixedly connected to the placement tray (5), and the rotating frame (20) is rotatably connected to the supporting frame (19).

5. The automobile MCU endurance test equipment according to claim 4, wherein two fixing seats (22) are fixedly connected to the inside of the test box (1) through a plurality of fixing rods, the movable plate (4) is located between the two fixing seats (22), sliding blocks (23) are fixedly connected to one ends, close to the corresponding fixing seats (22), of the movable plate (4), sliding grooves matched with the sliding blocks (23) are formed in the fixing seats (22), a plurality of sliding rods (24) are fixedly connected to the test box (1), and a plurality of sliding holes matched with the sliding rods (24) are formed in the movable plate (4).

6. The automobile MCU endurance test apparatus of claim 5, wherein the bottom end of the press block (11) is fixedly connected with a plurality of anti-slip pads (25).