A testing organization for windshield wiper manufacturing

Abstract

This utility model relates to the field of windshield wiper testing technology and discloses a testing mechanism for windshield wiper production. It includes a testing chamber with a glass plate adapted to the wiper body inside. Two symmetrical fixed seats are fixedly installed on the lowest side of the testing chamber. A movable plate adapted to the tilt angle of the glass plate is located between the two fixed seats. Several rotating shafts are rotatably connected through and on the movable plate. A fixed plate adapted to the movable plate is fixedly installed on the inner wall of the testing chamber. Several rotating disks adapted to the rotating shafts are rotatably connected to the upper part of the fixed plates. In this utility model, the movable plate is driven to move by a first drive motor. Combined with the rotating disks, a first insertion shaft, a clamping plate, and a second insertion shaft, this facilitates the installation and disassembly of several wiper bodies after testing. The second drive motor simultaneously drives several rotating shafts to rotate, enabling simultaneous testing of several wiper bodies and improving the efficiency of wiper body testing.

Description

Technical Field

[0001] This utility model relates to the field of windshield wiper testing technology, specifically a testing mechanism for windshield wiper production. Background Technology

[0002] As a core component for safe driving, windshield wipers directly affect the clarity of the driver's vision and driving safety. After production, windshield wipers need to be tested to ensure their quality before leaving the factory, which requires the use of windshield wiper testing equipment.

[0003] A search revealed a patent, CN222166573U, which discloses a testing device for windshield wiper production. The device includes a stand with a support rod on it, a glass plate on the support rod, a wiper assembly mounted on the stand and located on the glass plate, a bracket on one side of the stand, a control console on the bracket, a circulating spray device between the stand and the bracket, and a counting sensor mounted on the bracket directly above the wiper assembly. This invention belongs to the field of windshield wiper testing technology, specifically addressing the challenge of water recycling during wiper durability testing with a testing device for windshield wiper production.

[0004] The aforementioned patents have significant beneficial effects, but in practical application, they still have the following shortcomings:

[0005] In reality, the aforementioned comparative documents can only test one wiper unit at a time, and each time the wiper unit is tested, the testing personnel need to manually install the wiper unit, which reduces the efficiency of the wiper unit testing. Therefore, there is an urgent need in the field to improve the testing mechanism for wiper production in order to solve the defects of the existing technology. Utility Model Content

[0006] To address the shortcomings of existing technologies, this utility model provides a testing mechanism for windshield wiper production, which can simultaneously test several wiper bodies, thereby improving the testing efficiency of wiper bodies.

[0007] To achieve the above objectives, this utility model provides the following technical solution: a testing mechanism for windshield wiper production, comprising a testing chamber, wherein a glass plate adapted to the wiper body is provided inside the testing chamber, two symmetrical fixed seats are fixedly installed on the lowest side of the testing chamber, a movable plate adapted to the tilt angle of the glass plate is provided between the two fixed seats, a plurality of rotating shafts are rotatably connected through the movable plate, a fixed plate adapted to the movable plate is fixedly installed on the inner side wall of the testing chamber, a plurality of rotating disks adapted to the rotating shafts are rotatably connected to the upper part of the fixed plate, a polygonal first insertion shaft is fixedly installed on the upper part of the rotating disk, a clamping disk adapted to one end of the wiper body is fixedly installed at the lower end of the rotating shaft, a second insertion shaft adapted to the first insertion shaft is fixedly installed at the lower part of the clamping disk, and the first and second insertion shafts are adapted to the insertion hole at one end of the wiper body;

[0008] Both of the fixed bases are fixedly installed with a first drive motor that is synchronous and used to drive the moving plate to move. The upper part of the moving plate is fixedly installed with a second drive motor that is used to synchronously drive several rotating shafts to rotate. A main controller for control is provided on one side of the detection box. A water spraying unit for spraying water is provided on the upper part of the detection box.

[0009] Preferably, two first sliding blocks are fixedly installed on one side of the movable plate, and a first sliding groove adapted to the first sliding block is opened on one side of the fixed base. A first driving screw with one end fixedly installed to the output end of the first driving motor is rotatably connected in the first sliding groove. The first driving screw passes through the first sliding block and is threadedly connected to it.

[0010] Preferably, a synchronous transmission wheel is fixedly installed on the upper side of each of the rotating shafts, and a synchronous transmission belt for transmission is sleeved between the sides of adjacent synchronous transmission wheels.

[0011] Preferably, the water spray unit includes a delivery pump body fixedly installed on one side of the detection box and communicating with the inside of the detection box. A vertical support column is fixedly installed on one side of the detection box. An inclined support column adapted to the tilt angle of the glass plate is provided on one side of the vertical support column. An inverted U-shaped mounting bracket is provided at the lower part of the inclined support column. A diversion pipe is provided between the inner sidewalls of the mounting bracket. A plurality of nozzles communicating with the inside of the diversion pipe are fixedly installed on the surface of the diversion pipe. A delivery pipe is fixedly installed between the diversion pipe and the delivery pump body.

[0012] Preferably, a third drive motor is fixedly installed at one end of the inclined bearing column, a second sliding block is fixedly installed on the upper part of the mounting bracket, a second sliding groove adapted to the second sliding block is opened at the lower part of the inclined bearing column, a second drive screw with one end fixedly installed to the output end of the third drive motor is rotatably connected in the second sliding groove, the second drive screw passes through the second sliding block and is threadedly connected to it, and the section of the conveying pipe near the diversion pipe is elastic.

[0013] Preferably, a fourth drive motor is fixedly installed on one side of the mounting bracket, and the fourth drive motor is used to drive the angle adjustment of the splitter tube.

[0014] Preferably, a fifth drive motor is fixedly installed at the upper end of the vertical support column, a connecting column is fixedly installed at one end of the inclined support column, a third sliding block is fixedly installed at the end of the connecting column away from the inclined support column, a third sliding groove adapted to the third sliding block is opened on one side of the vertical support column, a third drive screw with one end fixedly installed to the output end of the fifth drive motor is rotatably connected in the third sliding groove, and the third drive screw passes through the third sliding block and is threadedly connected to it.

[0015] Preferably, an external flow guide frame with an open top and an inclined bottom is fixedly installed on one side of the detection box. A filter plate extending into the external flow guide frame is fixedly installed inside the detection box. The filter plate is inclined and has a filtering effect. A first flow port and a second flow port are respectively located above and below the filter plate and adapted to the external flow guide frame on one side of the detection box.

[0016] To address the shortcomings of existing technologies, this utility model provides a testing mechanism for windshield wiper manufacturing, overcoming the deficiencies of the prior art. The beneficial effects of this utility model are as follows:

[0017] In this invention, a moving plate is driven by a first drive motor, which, together with a rotating disk, a first insertion shaft, a clamping disk, and a second insertion shaft, facilitates the installation and disassembly of several wiper bodies after inspection. The second drive motor simultaneously drives several rotating shafts to rotate, enabling simultaneous inspection of several wiper bodies and improving the efficiency of wiper body inspection.

[0018] In this invention, the mounting bracket is driven to move along the inclined support column by the third drive motor, the inclined support column is driven to move up and down by the fifth drive motor, and the diverter pipe is driven to rotate within the mounting bracket by the fourth drive motor. This allows for adjustment of the spray height, range, and angle of the nozzle, improving the effectiveness of durability testing of the wiper body.

[0019] In this invention, by setting an inclined filter plate with one end extending into an external guide frame on one side of the detection chamber, impurities are flushed to the position of the external guide frame, making it easy to remove the filtered impurities.

[0020] Other features and advantages of this invention will be set forth in the description which follows, and will be apparent in part from the description, or may be learned by practicing the invention. The objects and other advantages of this invention can be realized and obtained by means of the structures pointed out in the description, claims, and drawings. Attached Figure Description

[0021] The accompanying drawings are provided to further understand the present invention and form part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation thereof.

[0022] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0023] Figure 2 This is a structural schematic diagram of the present invention from another perspective;

[0024] Figure 3 This is a cross-sectional structural diagram of the detection box and other components in this utility model;

[0025] Figure 4 This is a schematic diagram of the structure of the diversion tube in this utility model;

[0026] Figure 5 This is a schematic diagram of the structure of the movable plate in this utility model;

[0027] Figure 6 This is a schematic diagram of the structure of the rotating shaft in this utility model;

[0028] Figure 7 This is a schematic diagram of the structure of the fixing base in this utility model;

[0029] Figure 8 for Figure 3 Enlarged structural diagram at point A in the middle;

[0030] Figure 9 for Figure 4 Enlarged structural diagram at point B;

[0031] Figure 10 for Figure 4 Enlarged structural diagram at point C;

[0032] Figure 11 for Figure 5 Enlarged structural diagram at point D.

[0033] In the diagram: 1. Detection box; 2. Glass plate; 3. Wiper body; 4. Fixing base; 5. Moving plate; 6. Rotating shaft; 7. Fixing plate; 8. Rotating disk; 9. First insertion shaft; 10. Clamping plate; 11. Second insertion shaft; 12. Insertion hole; 13. Main controller; 14. First drive motor; 15. Second drive motor; 16. First sliding block; 17. First sliding groove; 18. First drive screw; 19. Synchronous transmission wheel; 20. Synchronous transmission belt; 21. Vertical support column; 2. Inclined support column; 23. Mounting bracket; 24. Diverter pipe; 25. Nozzle; 26. Pump body; 27. Delivery pipe; 28. Third drive motor; 29. ​​Second sliding block; 30. Second sliding groove; 31. Second drive screw; 32. Fourth drive motor; 33. Fifth drive motor; 34. Connecting column; 35. Third sliding block; 36. Third sliding groove; 37. Third drive screw; 38. External guide frame; 39. Filter plate; 40. First flow port; 41. Second flow port. Detailed Implementation

[0034] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0035] Example 1

[0036] Please see Figures 1-11A testing mechanism for windshield wiper manufacturing includes a testing chamber 1. Inside the testing chamber 1 is a glass plate 2 adapted to the wiper body 3. Two symmetrical fixed seats 4 are fixedly installed on the lowest side of the testing chamber 1. A movable plate 5, adapted to the tilt angle of the glass plate 2, is located between the two fixed seats 4. Several rotating shafts 6 are rotatably connected through and connected to the movable plate 5. A fixed plate 7, adapted to the movable plate 5, is fixedly installed on the inner wall of the testing chamber 1. Several rotating disks 8, adapted to the rotating shafts 6, are rotatably connected to the upper part of the fixed plate 7. A polygonal first insert is fixedly installed on the upper part of each rotating disk 8. A connecting shaft 9 and a rotating shaft 6 are fixedly mounted at the lower end of a clamping plate 10 that is adapted to one end of the wiper body 3. A second connecting shaft 11 adapted to the first connecting shaft 9 is fixedly mounted at the lower part of the clamping plate 10. The first connecting shaft 9 and the second connecting shaft 11 are adapted to the insertion hole 12 at one end of the wiper body 3. Two fixed bases 4 are each fixedly mounted with a first drive motor 14 that is synchronously used to drive the moving plate 5 to move. A second drive motor 15 for synchronously driving several rotating shafts 6 to rotate is fixedly mounted on the upper part of the moving plate 5. A main controller 13 for control is provided on one side of the detection box 1. The upper part of the measuring box 1 is equipped with a water spraying unit. Two first sliding blocks 16 are fixedly installed on one side of the moving plate 5. A first sliding groove 17 adapted to the first sliding block 16 is opened on one side of the fixed base 4. A first drive screw 18 is rotatably connected in the first sliding groove 17, one end of which is fixedly installed to the output end of the first drive motor 14. The first drive screw 18 passes through the first sliding block 16 and is threadedly connected to it. A synchronous transmission wheel 19 is fixedly installed on the upper side of each rotating shaft 6. A synchronous transmission belt 20 for transmission is sleeved between the sides of adjacent synchronous transmission wheels 19. The water unit includes a delivery pump body 26 fixedly installed on one side of the detection box 1 and communicating with the inside of the detection box 1. A vertical support column 21 is fixedly installed on one side of the detection box 1. An inclined support column 22 adapted to the tilt angle of the glass plate 2 is provided on one side of the vertical support column 21. An inverted U-shaped mounting bracket 23 is provided at the lower part of the inclined support column 22. A diversion pipe 24 is provided between the inner side walls of the mounting bracket 23. Several nozzles 25 communicating with the inside of the diversion pipe 24 are fixedly installed on the surface of the diversion pipe 24. A delivery pipe 27 is fixedly installed between the diversion pipe 24 and the delivery pump body 26.

[0037] In this specific embodiment, when wear detection of the wiper body 3 is required, several insertion holes 12 at one end of the wiper body 3 are snapped onto the side of the corresponding first insertion shaft 9. The rubber of the wiper body 3 is placed on the upper part of the glass plate 2. Then, the main controller 13 turns on two synchronously operating first drive motors 14. The output end of the first drive motor 14 drives the first drive screw 18 to rotate. When the first drive screw 18 rotates, it drives the first sliding block 16 to move in the direction of the detection box 1 within the first sliding groove 17. The two first sliding blocks 16 drive the moving plate 5 to move. The moving plate 5 drives several rotating shafts 6 to move. The second insertion shaft 11 is inserted into the insertion hole 12 at one end of the wiper body 3, and the pressing plate 10 presses the wiper body 3 tightly. The rotating plate 8 is rotatably connected to the upper part of the fixed plate 7. The delivery pump 26 is turned on, and the delivery pump 26 delivers the water located in the detection box 1 to the diversion pipe through the delivery pipe 27. Within 24, the spray is applied to the upper part of the glass plate 2 through the nozzle 25. At this time, the second drive motor 15 is activated to perform reciprocating work. The output end of the second drive motor 15 drives one of the rotating shafts 6 to rotate. The rotating shaft 6 drives the synchronous transmission wheel 19 on its end side to rotate. The synchronous transmission wheel 19 drives several other synchronous transmission wheels 19 to rotate synchronously through the synchronous transmission belt 20. The synchronous transmission wheel 19 drives the rotating shaft 6 to rotate. The rotating shaft 6 is engaged with one end of the wiper body 3 through the polygonal second plug-in shaft 11, which drives the wiper body 3 to move back and forth on the upper part of the glass plate 2, so as to achieve the effect of simultaneous detection of several wiper bodies 3. The first drive motor 14 drives the moving plate 5 to move. In conjunction with the rotating disk 8, the first plug-in shaft 9, the clamping disk 10 and the second plug-in shaft 11, it is convenient to install and disassemble several wiper bodies 3 after detection, so as to improve the detection efficiency of wiper bodies 3.

[0038] Example 2

[0039] Please see Figures 1-4 , Figure 9 and Figure 10This embodiment includes the above-described embodiment, and further includes: a third drive motor 28 fixedly installed at one end of the inclined support column 22; a second sliding block 29 fixedly installed on the upper part of the mounting bracket 23; a second sliding groove 30 adapted to the second sliding block 29 opened at the lower part of the inclined support column 22; a second drive screw 31 rotatably connected in the second sliding groove 30, one end of which is fixedly installed to the output end of the third drive motor 28; the second drive screw 31 passes through the second sliding block 29 and is threadedly connected to it; the section of the conveying pipe 27 near the diversion pipe 24 is elastic; and a fourth drive motor 28 is fixedly installed on one side of the mounting bracket 23. Motor 32, the fourth drive motor 32 is used to drive the angle adjustment of the diverter 24. The fifth drive motor 33 is fixedly installed on the upper end of the vertical support column 21. A connecting column 34 is fixedly installed on one end of the inclined support column 22. A third sliding block 35 is fixedly installed on the end of the connecting column 34 away from the inclined support column 22. A third sliding groove 36 adapted to the third sliding block 35 is opened on one side of the vertical support column 21. A third drive screw 37 with one end fixedly installed to the output end of the fifth drive motor 33 is rotatably connected in the third sliding groove 36. The third drive screw 37 passes through the third sliding block 35 and is threadedly connected to it.

[0040] In this embodiment, the specific implementation is as follows: By activating the third drive motor 28, the output end of the third drive motor 28 drives the second drive screw 31 to rotate. When the second drive screw 31 rotates, it drives the second sliding block 29 to move within the second sliding groove 30. The second sliding block 29 drives the mounting bracket 23 to move along the inclined support column 22. By activating the fifth drive motor 33, the output end of the fifth drive motor 33 drives the third drive screw 37 to rotate. When the third drive screw 37 rotates, it drives the third sliding block 35 to move within the third sliding groove 36. The third sliding block 35 drives the inclined support column 22 to move up and down through the connecting column 34. By activating the fourth drive motor 32, the output end of the fourth drive motor 32 drives the diverter pipe 24 to rotate within the mounting bracket 23. This allows for adjustment of the spray height, range, and angle of the nozzle 25, improving the effectiveness of durability testing of the wiper body 3.

[0041] Example 3

[0042] Please see Figures 1-3 and Figure 8 This embodiment includes all the above embodiments, and further includes: an external flow guide frame 38 with an open upper part and an inclined lower part is fixedly installed on one side of the detection box 1; a filter plate 39 with one end extending into the external flow guide frame 38 is fixedly installed inside the detection box 1; the filter plate 39 is inclined and has a filtering effect; and a first flow port 40 and a second flow port 41 are respectively located above and below the filter plate 39 and adapted to the external flow guide frame 38 on one side of the detection box 1.

[0043] In this embodiment, the water used to rinse the glass plate 2 flows to the upper part of the external filter plate 39, which is inclined. The filter plate 39 performs a filtration effect. When impurities are present on the upper part of the filter plate 39, they are flushed to the position of the external guide frame 38 by the water flow and the inclined filter plate 39, making it easy to remove the filtered impurities. The rinsing water flows to the position of the external guide frame 38 through the first flow port 40, and then flows back into the detection box 1 through the second flow port 41.

[0044] All of the electrical products mentioned above can be purchased from the market. They are mature technologies and have been fully disclosed. Therefore, they will not be repeated in the instruction manual. All of the electrical products mentioned above are equipped with power cords and are electrically connected to the main controller 13 and the 220V phase voltage (or 380V line voltage) through the power cords. The main controller 13 can be a conventional known device such as a computer that plays a control role.

[0045] Finally, it should be noted that in the description of this utility model, the terms "vertical," "upper," "lower," "horizontal," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0046] In the description of this utility model, it should also be noted that, unless otherwise explicitly specified and limited, the terms "set," "install," "connect," and "link" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0047] The above description is merely a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A testing mechanism for windshield wiper manufacturing, comprising a testing chamber (1), wherein the testing chamber (1) contains a glass plate (2) adapted to the wiper body (3), characterized in that, Two symmetrical fixed seats (4) are fixedly installed on the lowest side of the detection box (1). A movable plate (5) adapted to the tilt angle of the glass plate (2) is provided between the two fixed seats (4). Several rotating shafts (6) are rotatably connected through the movable plate (5). A fixed plate (7) adapted to the movable plate (5) is fixedly installed on the inner side wall of the detection box (1). Several rotating disks (8) adapted to the rotating shafts (6) are rotatably connected to the upper part of the fixed plate (7). A polygonal first plug shaft (9) is fixedly installed on the upper part of the rotating disk (8). A clamping plate (10) adapted to one end of the wiper body (3) is fixedly installed at the lower end of the rotating shaft (6). A second plug shaft (11) adapted to the first plug shaft (9) is fixedly installed at the lower part of the clamping plate (10). The first plug shaft (9) and the second plug shaft (11) are adapted to the plug hole (12) at one end of the wiper body (3). Both of the fixed seats (4) are fixedly installed with a first drive motor (14) that is synchronous and used to drive the moving plate (5) to move. The upper part of the moving plate (5) is fixedly installed with a second drive motor (15) that is used to synchronously drive several rotating shafts (6) to rotate. A main controller (13) for control is provided on one side of the detection box (1). A water spraying unit for spraying water is provided on the upper part of the detection box (1).

2. The testing mechanism for windshield wiper manufacturing according to claim 1, characterized in that, Two first sliding blocks (16) are fixedly installed on one side of the movable plate (5). A first sliding groove (17) adapted to the first sliding block (16) is opened on one side of the fixed seat (4). A first driving screw (18) with one end fixedly installed to the output end of the first drive motor (14) is rotatably connected in the first sliding groove (17). The first driving screw (18) passes through the first sliding block (16) and is threadedly connected to it.

3. The testing mechanism for windshield wiper manufacturing according to claim 1, characterized in that, Each of the rotating shafts (6) has a synchronous transmission wheel (19) fixedly installed on its upper side, and a synchronous transmission belt (20) for transmission is sleeved between the sides of adjacent synchronous transmission wheels (19).

4. The testing mechanism for windshield wiper manufacturing according to claim 1, characterized in that, The water spray unit includes a delivery pump body (26) fixedly installed on one side of the detection box (1) and communicating with the inside of the detection box (1). A vertical support column (21) is fixedly installed on one side of the detection box (1). An inclined support column (22) adapted to the tilt angle of the glass plate (2) is provided on one side of the vertical support column (21). An inverted U-shaped mounting bracket (23) is provided at the lower part of the inclined support column (22). A diversion pipe (24) is provided between the inner side walls of the mounting bracket (23). Several nozzles (25) communicating with the inside of the diversion pipe (24) are fixedly installed on the surface of the diversion pipe (24). A delivery pipe (27) is fixedly installed between the diversion pipe (24) and the delivery pump body (26).

5. A testing mechanism for windshield wiper manufacturing according to claim 4, characterized in that, A third drive motor (28) is fixedly installed at one end of the inclined support column (22), and a second sliding block (29) is fixedly installed on the upper part of the mounting bracket (23). A second sliding groove (30) adapted to the second sliding block (29) is opened at the lower part of the inclined support column (22). A second drive screw (31) with one end fixedly installed to the output end of the third drive motor (28) is rotatably connected in the second sliding groove (30). The second drive screw (31) passes through the second sliding block (29) and is threadedly connected to it. The section of the conveying pipe (27) near the diversion pipe (24) is elastic.

6. The testing mechanism for windshield wiper manufacturing according to claim 5, characterized in that, A fourth drive motor (32) is fixedly installed on one side of the mounting bracket (23), and the fourth drive motor (32) is used to drive the angle adjustment of the shunt pipe (24).

7. A testing mechanism for windshield wiper manufacturing according to claim 5, characterized in that, A fifth drive motor (33) is fixedly installed at the upper end of the vertical support column (21). A connecting column (34) is fixedly installed at one end of the inclined support column (22). A third sliding block (35) is fixedly installed at the end of the connecting column (34) away from the inclined support column (22). A third sliding groove (36) adapted to the third sliding block (35) is opened on one side of the vertical support column (21). A third drive screw (37) with one end fixedly installed at the output end of the fifth drive motor (33) is rotatably connected in the third sliding groove (36). The third drive screw (37) passes through the third sliding block (35) and is threadedly connected to it.

8. The testing mechanism for windshield wiper manufacturing according to claim 1, characterized in that, An external flow guide frame (38) with an open top and an inclined bottom is fixedly installed on one side of the detection box (1). A filter plate (39) with one end extending into the external flow guide frame (38) is fixedly installed inside the detection box (1). The filter plate (39) is inclined and has a filtering effect. A first flow port (40) and a second flow port (41) are respectively located above and below the filter plate (39) and adapted to the external flow guide frame (38) on one side of the detection box (1).

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