CN114441429B

CN114441429B - Automobile windshield wiper detection device

Info

Publication number: CN114441429B
Application number: CN202210050917.7A
Authority: CN
Inventors: 刘进
Original assignee: Anhui Institute of Information Engineering
Current assignee: Anhui Institute of Information Engineering
Priority date: 2022-01-17
Filing date: 2022-01-17
Publication date: 2023-11-03
Anticipated expiration: 2042-01-17
Also published as: CN114441429A

Abstract

The application provides an automobile windshield wiper detection device, which relates to the field of automobiles and comprises a test box and a supporting plate matched with the inside of the test box, wherein the side surface of the supporting plate is contacted with the inner side wall of the test box; the air cylinder is fixed at the bottom in the box body of the test box, and the output shaft of the air cylinder is fixed on the lower surface of the supporting plate; the baffle plate is arranged above the supporting plate and is fixed in the test box, and the baffle plate is provided with a plurality of through holes penetrating through the upper surface and the lower surface of the baffle plate; the inner cavity is arranged in the partition board and is communicated with the perforation; and the opening and closing part is arranged in the inner cavity and used for opening or closing the perforation. Through this device, in windshield wiper salt fog test process, separate windshield wiper and the inside other places of test box through the baffle, when doing the test for the product of other materials like this, do salt fog that salt fog was experimental for windshield wiper can not scatter for experimental result is more accurate.

Description

Automobile windshield wiper detection device

Technical Field

The application relates to the field of automobiles, in particular to an automobile windshield wiper detection device.

Background

The utility model provides a windshield wiper, is the instrument of simple clearance that carries out in order to prevent rainwater and other filth influence sight on the motor vehicle front glass, when raining, opens the wiper, can make the rainwater that the windshield wiper clearance falls on windshield to avoid the rainwater to influence driver's sight, the windshield wiper need carry out salt spray test to it after production, in order to judge whether the corrosion resistance of windshield wiper meets the requirements.

The inventors found that: in the process that a plurality of windshield wipers are placed in a salt spray test box for testing, products with other materials are placed in the test box in the middle of the process, salt spray in the test box can be dispersed in the placing process, and the experimental result is inaccurate.

Disclosure of Invention

In view of this, an object of one or more embodiments of the present disclosure is to provide an automobile windshield wiper detection device, so as to solve the technical problem that in the prior art, when a plurality of windshield wipers are placed in a salt spray test box for testing, products made of materials are placed in the test box in the middle, and in the placing process, salt spray in the test box can be dispersed, resulting in inaccurate test results.

In view of the above object, one or more embodiments of the present specification provide an automobile wiper detection apparatus including:

the test box comprises a test box body and a supporting plate matched with the inside of the test box body, wherein the side surface of the supporting plate is contacted with the inner side wall of the test box body;

the output shaft of the air cylinder is fixed on the lower surface of the supporting plate;

the baffle plate is arranged above the supporting plate and is fixed in the test box, and the baffle plate is provided with a plurality of through holes penetrating through the upper surface and the lower surface of the baffle plate;

the inner cavity is arranged in the partition board and is communicated with the perforation;

and the opening and closing part is arranged in the inner cavity and used for enabling the perforation to be opened or closed.

Further, the opening and closing part includes:

the sealing plate is positioned in the inner cavity and is in sliding connection with the inner cavity, the sealing plate is provided with connecting holes corresponding to the perforations one by one, and the connecting holes penetrate through the upper surface and the lower surface of the sealing plate;

the second fixing column penetrates through the second communication groove and extends to the upper side of the upper surface of the partition plate;

the sealing plate at least has a first state and a second state, and when the sealing plate is in the first state, the central axis of the connecting hole coincides with the central axis of the corresponding perforation; when the sealing plate is in the second state, the connecting holes are staggered from the through holes, and the partition plates close the through holes.

Further, the opening and closing part further includes:

the sliding grooves are arranged on the upper surface of the sealing plate and are in one-to-one correspondence with the connecting holes, and the connecting holes penetrate through the bottoms of the corresponding sliding grooves;

the sliding block is connected with the sliding groove in a sliding way;

one end of the second spring is fixed on the side surface of the sliding block, and the other end of the second spring is fixed on the side wall of the sliding groove;

the first fixed column of one end fixed in slider upper surface, the other end of first fixed column passes the first intercommunication groove of locating the baffle upper surface, the length of first intercommunication groove is greater than the diameter of first fixed column.

Further, the windshield wiper device further comprises a clamping part, wherein a surface groove is formed in the upper surface of the supporting plate, and the clamping part is located in the surface groove and is used for clamping one end of the windshield wiper.

Further, the clamping portion includes:

the clamping assemblies comprise clamping rods which are symmetrically arranged and clamping blocks which are fixed on the inner side surfaces of the clamping rods, and two ends of each clamping rod are in sliding connection with a first side wall groove arranged on the side wall of the surface groove;

and the driving assembly is arranged in the supporting plate and used for driving the two clamping rods in the clamping assembly to be close to or far away from each other.

Further, the driving assembly includes:

the first springs are arranged at positions, close to the end parts, of the two clamping rods in the clamping assembly, the first springs are positioned in the first side wall grooves, and two ends of the first springs are fixed to the corresponding clamping rods;

the connecting rod is positioned in the second side wall groove;

the electromagnets are in one-to-one correspondence with the permanent magnets and are opposite to the corresponding permanent magnets;

the two clamping rods in the clamping assembly are positioned between the two fixing rods, one end of each fixing rod is fixed on the connecting rod, and the other end of each fixing rod extends into the corresponding first side wall groove;

the boss is arranged on the inner side surface of the fixed rod, is close to the connecting rod and is semi-spherical.

Further, the test box comprises a side plate fixed on the inner side wall of the test box, and the side plate is in sliding connection with a side groove arranged on the side surface of the supporting plate.

The application has the beneficial effects that: when the salt spray test is carried out, the test box is firstly opened, the supporting plate moves to a position close to the partition plate through the air cylinder, then the opening and closing part opens the perforations, at the moment, an operator can place the windshield wipers on the supporting plate through the perforations one by one, one windshield wiper is placed in each perforation, so that the windshield wipers are in a vertical state, at the moment, most of the windshield wipers are positioned above the partition plate, after all windshield wipers to be detected are placed in the perforations, the air cylinder is started, so that the supporting plate moves downwards gradually, when part of the top of the windshield wiper is positioned behind the perforations, the opening and closing part closes the perforations, so that the windshield wiper is isolated from the outside through the partition plate, at the moment, salt spray is filled between the supporting plate and the partition plate, the test is carried out on the windshield wiper, after the experiment is finished, the clamping part opens the perforations, then the air cylinder pushes the supporting plate to move upwards, and after the top of the windshield wiper moves to a distance above the partition plate, the windshield wiper can be taken out.

Drawings

For a clearer description of one or more embodiments of the present description or of the solutions of the prior art, the drawings that are necessary for the description of the embodiments or of the prior art will be briefly described, it being apparent that the drawings in the description below are only one or more embodiments of the present description, from which other drawings can be obtained, without inventive effort, for a person skilled in the art.

FIG. 1 is a front cross-sectional view of a specific implementation of an embodiment of the present application;

FIG. 2 is a top cross-sectional view of a stay plate in an embodiment of the present application;

FIG. 3 is a top view of a separator plate in an embodiment of the application;

fig. 4 is a top cross-sectional view of a separator in a specific implementation of an embodiment of the application.

Wherein, 1, a test box; 2. a cylinder; 3. a supporting plate; 4. a partition plate; 5. a side plate; 6. a side groove; 7. a surface groove; 8. a first sidewall groove; 9. a clamping rod; 10. clamping blocks; 11. a first spring; 12. a second sidewall groove; 13. a connecting rod; 14. a fixed rod; 15. a boss; 16. an electromagnet; 17. a permanent magnet; 18. a first communication groove; 19. a first fixing column; 20. a second communication groove; 21. a second fixing column; 22. an inner cavity; 23. a sealing plate; 24. a chute; 25. a slide block; 26. a second spring; 28. perforating; 29. and a connection hole.

Detailed Description

For the purposes of promoting an understanding of the principles and advantages of the disclosure, reference will now be made in detail to the following specific examples.

It is noted that unless otherwise defined, technical or scientific terms used in one or more embodiments of the present disclosure should be taken in a general sense as understood by one of ordinary skill in the art to which the present disclosure pertains. The use of the terms "first," "second," and the like in one or more embodiments of the present description does not denote any order, quantity, or importance, but rather the terms "first," "second," and the like are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.

In view of the above object, a first aspect of the present application provides an embodiment of an automobile wiper detecting apparatus, as shown in fig. 1, 3, and 4, including:

the test box 1 and the supporting plate 3 matched with the box body of the test box 1, wherein the side surface of the supporting plate 3 is contacted with the inner side wall of the test box 1;

the air cylinder 2 is fixed at the bottom in the box body of the test box 1, and an output shaft of the air cylinder 2 is fixed on the lower surface of the supporting plate 3;

the baffle plate 4 is arranged above the supporting plate 3, the baffle plate 4 is fixed in the test chamber 1, and the baffle plate 4 is provided with a plurality of through holes 28 penetrating through the upper surface and the lower surface of the baffle plate;

an inner cavity 22 provided inside the partition plate 4, the inner cavity 22 being in communication with the perforations 28;

and an opening and closing portion provided in the inner cavity 22 for opening or closing the through hole 28.

In this embodiment, when doing the salt spray test, first open test box 1, through cylinder 2, make fagging 3 move to the position that is close to baffle 4, then open and shut the portion and open perforation 28, at this moment operating personnel can pass through perforation 28 with the windshield wiper one by one, place on fagging 3, place a windshield wiper in every perforation 28, make the windshield wiper be vertical state, the majority of windshield wiper is located the top of baffle 4 this moment, after the windshield wiper that will detect is whole to be put into perforation 28, start cylinder 2, make fagging 3 gradually move downwards, after the top of windshield wiper has a part to be located perforation 28 back, the portion that opens and shuts will make the windshield wiper and outside keep apart through baffle 4, fill salt spray between fagging 3 and the baffle 4 this moment, test the windshield wiper, after the experiment is accomplished, the block portion opens perforation 28, then cylinder 2 promotes fagging 3 upward movement, after the top of windshield wiper moves to baffle 4 a section distance back, through this device, in the salt spray test process, keep apart windshield wiper and baffle 1 inside through baffle 4, in the salt spray test can not give other places more accurate results when making the salt spray test, do not make other places more accurate test.

As an embodiment, as shown in fig. 3 and 4, the opening/closing portion includes:

the sealing plate 23 is positioned in the inner cavity 22, the sealing plate 23 is in sliding connection with the inner cavity 22, the sealing plate 23 is provided with connecting holes 29 corresponding to the perforations 28 one by one, and the connecting holes 29 penetrate through the upper surface and the lower surface of the sealing plate 23;

the second connecting groove 20 is formed in the upper surface of the partition plate 4, and one end of the second fixing column 21 is fixed on the upper surface of the sealing plate 23, and the second fixing column 21 penetrates through the second connecting groove 20 and extends to the upper side of the upper surface of the partition plate 4;

the sealing plate 23 has at least a first state and a second state, and when the sealing plate 23 is in the first state, the central axis of the connecting hole 29 coincides with the central axis of the corresponding perforation 28; when the closing plate 23 is in the second state, the connecting holes 29 are staggered from the through holes 28, and the partition plate 4 closes the through holes 28.

In this embodiment, by applying an external force to the second fixing post 21, the sealing plate 23 can slide in the inner cavity 22, and when the sealing plate 23 slides until the central axis of the connecting hole 29 coincides with the central axis of the corresponding perforation 28, the sealing plate 23 is in the first state, and the perforation 28 is opened; when the sealing plate 23 slides until the connecting holes 29 are staggered from the corresponding perforations 28, the separator 4 can close the perforations 28, and the sealing plate 23 is in the second state.

In addition, here, preferably, as shown in fig. 3 and 4, the opening and closing part further includes:

the sliding grooves 24 are arranged on the upper surface of the sealing plate 23 and are in one-to-one correspondence with the connecting holes 29, and the connecting holes 29 penetrate through the bottoms of the corresponding sliding grooves 24;

a slide block 25 slidably connected to the slide groove 24;

a second spring 26 having one end fixed to a side surface of the slider 25 and the other end fixed to a side wall of the chute 24;

the first fixing 19 with one end fixed on the upper surface of the sliding block 25, the other end of the first fixing 19 passes through the first communicating groove 18 arranged on the upper surface of the partition board 4, and the length of the first communicating groove 18 is larger than the diameter of the first fixing 19.

In this embodiment, in the salt spray test process for the windshield wiper, when the windshield wiper is placed, the second spring 26 has an elastic force when the sealing plate 23 is in the first state, and the through hole 28 is still in the closed state, so that an external force needs to be applied to the first fixing member 19, so that the sliding block 25 overcomes the elastic force of the second spring 26 to open the through hole 28, and after the through hole is opened, the windshield wiper can be placed; if during the test, one of the wipers needs to be taken out to observe the corrosion state, at this time, the sealing plate 23 needs to be moved from the second state to the first state, at this time, under the sealing action of the sliding block 25, the perforation 28 is not yet opened, at this time, a first fixing 19 is selected, an external force is applied to the first fixing 19, so that the sliding block 25 is contracted, the connecting hole 29 is opened, at this time, the perforation 28 is also opened, the wipers are taken out by being inserted into the perforation 28 through tweezers or other clamping tools, and after the wipers are taken out, the sliding block 25 and the sealing plate 23 are restored to the original positions. Thus, when one windshield wiper needs to be taken out for observation, only one perforation 28 needs to be opened, and salt mist is prevented from being singly opened in the test process.

As an embodiment, as shown in fig. 2, the upper surface of the supporting plate 3 is provided with a surface groove 7, and the clamping part is positioned in the surface groove 7 and is used for clamping one end of the windshield wiper. The bottom end of the wiper is clamped by the clamping portion, so that the wiper is prevented from falling down due to the softer wiper when the top end of the wiper is positioned near the bottom in the through hole 28.

As an embodiment, as shown in fig. 2, the clamping portion includes:

the clamping assemblies comprise clamping rods 9 which are symmetrically arranged and clamping blocks 10 which are fixed on the inner side surfaces of the clamping rods 9, and two ends of the clamping rods 9 are in sliding connection with first side wall grooves 8 which are formed in the side walls of the surface grooves 7;

a driving assembly is arranged in the supporting plate 3 and is used for driving two clamping rods 9 in the clamping assembly to approach or separate from each other.

Here, when the driving assembly separates the two clamping bars 9 before the wiper is placed, so that the clamping blocks 10 are also separated, and when the wiper is placed, the driving assembly approaches the two clamping bars 9 to each other, and the clamping blocks 10 clamp the bottom ends of the wiper.

As one embodiment, the driving assembly includes:

the first springs 11 are arranged at positions, close to the end parts, of the two clamping rods 9 in the clamping assembly, the first springs 11 are positioned in the first side wall grooves 8, and two ends of each first spring 11 are fixed to the corresponding clamping rod 9;

the second side wall groove 12 is arranged on the side wall of the first side wall groove 8, and the connecting rod 13 is positioned in the second side wall groove 12;

the electromagnets 16 are in one-to-one correspondence with the permanent magnets 17, and the electromagnets 16 are opposite to the corresponding permanent magnets 17;

a fixing rod 14, two clamping rods 9 in the clamping assembly are positioned between the two fixing rods 14, one end of each fixing rod 14 is fixed on the connecting rod 13, and the other end extends into the first side wall groove 8;

the boss 15 is arranged on the inner side surface of the fixed rod 14, and the boss 15 is close to the connecting rod 13 and is semi-spherical.

Here, when a force of attraction is generated between the electromagnet 16 and the permanent magnet 17, the connecting rod 13 is brought into contact with the side wall of this side wall groove, so that the clamp rods 9 are separated from each other under the urging of the first spring 11; when the electromagnet 16 and the permanent magnet 17 generate a repulsive force, the connecting rod 13 moves towards the clamping rod 9, and the boss 15 contacts with the end of the clamping rod 9 and finally pushes the clamping rod 9 to overcome the elastic force of the first spring 11, so that the two clamping blocks 10 clamp the bottom end of the windshield wiper.

As an embodiment, as shown in fig. 1 and 2, the test chamber comprises a side plate 5 fixed to the inner side wall of the test chamber 1, and the side plate 5 is slidably connected to a side groove 6 provided in the side surface of the stay plate 3. So that the stay plate 3 is more stable in up-and-down movement.

Those of ordinary skill in the art will appreciate that: the discussion of any of the embodiments above is merely exemplary and is not intended to suggest that the scope of the disclosure, including the claims, is limited to these examples; combinations of features of the above embodiments or in different embodiments are also possible within the spirit of the present disclosure, steps may be implemented in any order, and there are many other variations of the different aspects of one or more embodiments described above which are not provided in detail for the sake of brevity.

The present disclosure is intended to embrace all such alternatives, modifications and variances which fall within the broad scope of the appended claims. Any omissions, modifications, equivalents, improvements, and the like, which are within the spirit and principles of the one or more embodiments of the disclosure, are therefore intended to be included within the scope of the disclosure.

Claims

1. An automobile wiper detecting apparatus, characterized by comprising:

the opening and closing part is arranged in the inner cavity and used for enabling the perforation to be opened or closed;

the opening and closing part includes:

the sealing plate at least has a first state and a second state, and when the sealing plate is in the first state, the central axis of the connecting hole coincides with the central axis of the corresponding perforation; when the sealing plate is in the second state, the connecting holes are staggered from the perforations, and the baffle plates close the perforations;

the opening and closing part further includes:

the sliding block is connected with the sliding groove in a sliding way;

the first fixing column is fixed on the upper surface of the sliding block at one end, the other end of the first fixing column penetrates through a first communication groove arranged on the upper surface of the partition board, and the length of the first communication groove is larger than the diameter of the first fixing column;

the clamping portion includes:

the driving assembly is arranged in the supporting plate and used for driving the two clamping rods in the clamping assembly to be close to or far away from each other;

the upper surface of the supporting plate is provided with a surface groove, and the clamping part is positioned in the surface groove and is used for clamping one end of the windshield wiper;

the drive assembly includes:

the connecting rod is positioned in the second side wall groove;

2. The vehicle wiper testing device of claim 1, comprising a side plate secured to the inside wall of the test chamber, the side plate slidably engaging a side slot formed in the side surface of the stay plate.