Machining part cleaning device

Abstract

The utility model discloses a machining part cleaning device, which belongs to the technical field of part cleaning, and is characterized by comprising a connecting turning mechanism, a linkage rotating mechanism, a rotating component, a collecting component, a connecting box, a drying box, a linkage box, a turning box, a transmission box, a limiting plate, a valve, a drainage pipe, a control panel, a cleaning machine and a feeding pipe, the connecting and turning mechanism comprises a connecting assembly and a turning assembly, the turning assembly is used in cooperation with the connecting assembly to turn balls of different sizes falling into the turning box, and therefore the balls can fall into the linkage rotating mechanism to be conveyed, and the linkage rotating mechanism can drive the rotating assembly to rotate; the rotating assembly can dry water on the surfaces of the balls entering the rotating assembly, meanwhile, the surfaces of the balls can be rapidly dried through rotation, the dried and classified balls can be conveyed into the collecting assembly, and the collecting assembly can classify and collect the balls.

Description

Technical Field

[0001] The utility model relates to the technical field of parts cleaning, in particular to a cleaning device for mechanically processed parts. Background Art

[0002] A part is a single component used to assemble a machine.

[0003] At present, a Chinese utility model with announcement number: CN217748245U discloses a parts cleaning device for mechanical processing, which belongs to the technical field of parts cleaning. A parts cleaning device for mechanical processing comprises a box body, a water inlet pipe is fixedly provided on the top surface of the box body, a spray plate is fixedly provided at the lower end of the water inlet pipe, a motor is fixedly provided on the top surface of the box body, a gear A is fixedly provided at the output end of the motor, a rotating shaft is fixedly provided on the bottom surface of the gear A, a plurality of locking ring grooves are provided on the outside of the rotating shaft, and a plurality of clamping members are sleeved on the outside of the rotating shaft, the top surface of the box body is symmetrically structured and rotatably connected to two gears B, a cleaning brush is fixedly provided on the bottom surface of the gear B, and a sealed box door is hinged on the front wall of the box body. The height of the clamping member of this utility model is adjustable, so that the clamping member is suitable for clamping parts of multiple sizes, which greatly improves the wide applicability of the clamping member.

[0004] During the machining process, a machining parts cleaning device is needed to clean the parts used in the machining. After the existing machining parts cleaning device has finished cleaning the ball parts, due to the different sizes of the balls, a lot of manpower and time are needed to screen and classify them. Utility Model Content

[0005] The utility model provides a mechanical processing parts cleaning device, aiming to solve the problem that after the existing mechanical processing parts cleaning device completes the cleaning of ball bearing parts, a large amount of manpower and time are required to screen and classify the balls due to their different sizes.

[0006] The utility model is implemented in this way. A machined parts cleaning device comprises a connecting flipping mechanism, a linked rotating mechanism, a rotating assembly, a collecting assembly, a connecting box, a drying box, a linked box, a flipping box, a transmission box, a limiting plate, a valve, a drain pipe, a control panel, a cleaning machine and a feeding pipe, wherein the connecting flipping mechanism is arranged inside the flipping box, the linked rotating mechanism is arranged inside the linked box, the rotating assembly is arranged inside the drying box, the collecting assembly is arranged inside the connecting box, the drying box is fixedly connected to the top of the connecting box, the linked box is fixedly connected to the top of the drying box, the flipping box is fixedly connected to the top of the linked box, the transmission box is fixedly connected to the left side of the flipping box, the limiting plate is clamped on the top of the transmission box, the valve is fixedly connected to the surface of the drain pipe, the drain pipe is fixedly connected to the bottom of the cleaning machine, the control panel is fixedly connected to the front side of the cleaning machine, the cleaning machine is fixedly connected to the left side of the transmission box, and the feeding pipe is fixedly connected to the top of the cleaning machine;

[0007] The connection and flipping mechanism comprises a connection component and a flipping component, and both the connection component and the flipping component are arranged inside the flipping box.

[0008] In order to enable the connecting component to achieve the effect of connecting and limiting the flipping component, as a preferred mechanical processing parts cleaning device of the utility model, the connecting component includes a feed port, a slide groove and a connecting groove, the feed port is opened on the left side of the flipping box, the slide groove is opened on both sides of the flipping box, and the connecting groove is opened at the bottom of the flipping box.

[0009] In order to enable the flipping assembly to flip the balls of different sizes falling into the flipping box, so that the balls can fall into the linked rotating mechanism for transportation, a preferred machined parts cleaning device of the utility model includes a rotating rod, a slider, a flip plate and a first motor, the rotating rod is rotatably connected to the inner wall of the flipping box, the slider is fixedly connected to both sides of the flipping plate, the flipping plate is slidably connected to the inside of the flipping box, and the first motor is fixedly connected to the front side of the rotating rod.

[0010] In order to enable the linked rotating mechanism to achieve the effect of connecting the rotating component and at the same time drive the rotating component to rotate, as a preferred mechanical processing parts cleaning device of the utility model, the linked rotating mechanism includes a linked component and a rotating component, the linked component is arranged on the front side of the linked box, and the rotating component is arranged inside the linked box.

[0011] In order to enable the linkage assembly to achieve the effect of driving the rotating assembly to rotate, as a preferred machined parts cleaning device of the utility model, the linkage assembly includes a second motor, a support plate, a rotating rod, a linkage block and a transmission belt, the second motor is fixedly connected to the top of the rotating rod, the support plate is fixedly connected to the front side of the linkage box, the rotating rod is rotatably connected to the inner wall of the support plate, the linkage block is fixedly connected to the surface of the rotating rod, and the transmission belt is rotatably connected to the surface of the linkage block.

[0012] In order to enable the rotating component to drive the rotating component to rotate, as a preferred machined parts cleaning device of the utility model, the rotating component includes an adjusting plate, a rotating cylinder and a linkage ring, the adjusting plate is clamped on the top of the rotating cylinder, the rotating cylinder is rotatably connected to the inner wall of the linkage box, and the linkage ring is fixedly connected to the surface of the rotating cylinder.

[0013] In order to enable the rotating component to achieve the effect of drying the moisture on the surface of the balls entering therein, and at the same time to quickly dry the surface by rotation, and also to achieve the effect of transporting the dried and classified balls to the inside of the collection component, a preferred mechanical processing parts cleaning device of the utility model is that the rotating component includes a drying cylinder, a material guide plate, a clamping plate, a conveying pipe and a conveying trough, the drying cylinder is fixedly connected to the bottom of the rotating cylinder, the material guide plate is fixedly connected to the bottom of the drying cylinder, the clamping plate is fixedly connected to the top of the conveying pipe, the surface of the clamping plate is clamped with the bottom of the drying cylinder, the conveying pipe is fixedly connected to the bottom of the drying box, and the conveying trough is opened at the bottom of the drying box.

[0014] In order to enable the collecting component to achieve the effect of classifying and collecting the balls, as a preferred machined parts cleaning device of the utility model, the collecting component includes a blocking plate, a collecting box and a baffle, the blocking plate is slidably connected to the top of the collecting box, the collecting box is clamped in the interior of the connecting box, and the baffle is fixedly connected to the interior of the collecting box.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] The machined parts cleaning device is provided with a connecting flipping mechanism, wherein the connecting flipping mechanism includes a connecting component and a flipping component. Through the provision of the connecting component, the connecting component can achieve the effect of connecting and limiting the flipping component. Through the provision of the flipping component, the flipping component can achieve the effect of flipping balls of different sizes falling into the flipping box, so that the balls can fall into the interior of the linked rotating mechanism for transportation. Through the provision of the linked rotating mechanism, the linked rotating mechanism can achieve the effect of connecting the rotating component and at the same time can drive the rotating component to rotate. Through the provision of the rotating component, the rotating component can achieve the effect of drying the moisture on the surface of the balls entering therein, and at the same time can quickly dry the surface by rotation, and can also achieve the effect of transporting the dried and classified balls to the interior of the collecting component. Through the provision of the collecting component, the collecting component can achieve the effect of classifying and collecting the balls. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is the overall structural diagram of the machined parts cleaning device of the utility model;

[0018] Figure 2 It is a three-dimensional schematic diagram of the connecting flipping mechanism, the linked rotating mechanism, the rotating assembly and the collecting assembly in the utility model;

[0019] Figure 3 It is a three-dimensional schematic diagram of the connecting component and the flipping component in the utility model;

[0020] Figure 4 It is a connection diagram of the linkage assembly and the rotating assembly in the utility model;

[0021] Figure 5 It is a connection diagram of the rotating assembly in the utility model;

[0022] Figure 6 It is a connection diagram of the collection component in the utility model.

[0023] In the figure, 1. connecting and flipping mechanism; 101. connecting assembly; 1011. feeding port; 1012. chute; 1013. connecting slot; 102. flipping assembly; 1021. rotating rod; 1022. slider; 1023. flipping plate; 1024. first motor; 2. linked rotating mechanism; 201. linked assembly; 2011. second motor; 2012. support plate; 2013. rotating rod; 2014. linked block; 2015. transmission belt; 202. rotating assembly; 2021. Adjusting piece; 2022, rotating drum; 2023, interlocking ring; 3, rotating assembly; 301, drying drum; 302, guide plate; 303, clamping plate; 304, conveying pipe; 305, conveying trough; 4, collecting assembly; 401, blocking plate; 402, collecting box; 403, baffle; 5, connecting box; 6, drying box; 7, interlocking box; 8, turning box; 9, transmission box; 10, limit plate; 11, valve; 12, drain pipe; 13, control panel; 14, cleaning machine; 15, feeding pipe. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0025] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0026] See also Figure 1-6The utility model provides a technical solution: a machined parts cleaning device, comprising a connecting flipping mechanism 1, a linked rotating mechanism 2, a rotating assembly 3, a collecting assembly 4, a connecting box 5, a drying box 6, a linked box 7, a flipping box 8, a transmission box 9, a limit plate 10, a valve 11, a drain pipe 12, a control panel 13, a cleaning machine 14 and a feeding pipe 15, wherein the connecting flipping mechanism 1 is arranged inside the flipping box 8, the linked rotating mechanism 2 is arranged inside the linked box 7, the rotating assembly 3 is arranged inside the drying box 6, and the collecting assembly 4 is arranged in the connecting box 5. Inside, the drying box 6 is fixedly connected to the top of the connecting box 5, the linkage box 7 is fixedly connected to the top of the drying box 6, the flip box 8 is fixedly connected to the top of the linkage box 7, the transmission box 9 is fixedly connected to the left side of the flip box 8, the limit plate 10 is clamped on the top of the transmission box 9, the valve 11 is fixedly connected to the surface of the drain pipe 12, the drain pipe 12 is fixedly connected to the bottom of the cleaning machine 14, the control panel 13 is fixedly connected to the front side of the cleaning machine 14, the cleaning machine 14 is fixedly connected to the left side of the transmission box 9, and the feeding pipe 15 is fixedly connected to the top of the cleaning machine 14;

[0027] The connecting and flipping mechanism 1 comprises a connecting component 101 and a flipping component 102 , and both the connecting component 101 and the flipping component 102 are arranged inside the flipping box 8 .

[0028] In this embodiment: through the setting of the connecting flipping mechanism 1, the connecting flipping mechanism 1 includes a connecting component 101 and a flipping component 102. Through the setting of the connecting component 101, the connecting component 101 can achieve the effect of connecting and limiting the flipping component 102. Through the setting of the flipping component 102, the flipping component 102 can achieve the effect of flipping the balls of different sizes falling into the flipping box 8, so that the balls can fall into the linked rotating mechanism 2 for transportation. Through the setting of the linked rotating mechanism 2, the linked rotating mechanism 2 can achieve the effect of connecting the rotating component 3, and at the same time can play the effect of driving the rotating component 3 to rotate. Through the setting of the rotating component 3, the rotating component 3 can achieve the effect of drying the moisture on the surface of the balls entering therein, and at the same time can quickly dry its surface through rotation, and can also achieve the effect of transporting the dried and classified balls to the inside of the collecting component 4. Through the setting of the collecting component 4, the collecting component 4 can achieve the effect of classifying and collecting the balls.

[0029] As a technical optimization solution of the utility model, the connecting component 101 includes a feed port 1011, a slide groove 1012 and a connecting groove 1013. The feed port 1011 is opened on the left side of the flip box 8, the slide groove 1012 is opened on both sides inside the flip box 8, and the connecting groove 1013 is opened at the bottom of the flip box 8.

[0030] In this embodiment: through the setting of the feed port 1011, the feed port 1011 can achieve the effect of providing conditions for the balls to fall into the tumbling box 8, through the setting of the slide groove 1012, the slide groove 1012 can achieve the effect of limiting the sliding connection of the slider 1022, and through the setting of the connecting groove 1013, the connecting groove 1013 can achieve the effect of classifying and transporting the balls.

[0031] As a technical optimization solution of the utility model, the flip assembly 102 includes a rotating rod 1021, a slider 1022, a flip plate 1023 and a first motor 1024. The rotating rod 1021 is rotatably connected to the inner wall of the flip box 8, the slider 1022 is fixedly connected to both sides of the flip plate 1023, the flip plate 1023 is slidably connected to the inside of the flip box 8, and the first motor 1024 is fixedly connected to the front side of the rotating rod 1021.

[0032] In this embodiment: through the setting of the rotating rod 1021, the rotating rod 1021 can achieve the effect of threaded connection to the flip plate 1023, the rotating rod 1021 is an existing bidirectional threaded rod, the slider 1022 can achieve the effect of limiting the flip plate 1023, through the setting of the flip plate 1023, the flip plate 1023 can achieve the effect of flipping the ball, and through the setting of the first motor 1024, the first motor 1024 can provide rotational power for the rotating rod 1021.

[0033] As a technical optimization solution of the present invention, the linkage rotation mechanism 2 includes a linkage component 201 and a rotation component 202 . The linkage component 201 is arranged at the front side of the linkage box 7 , and the rotation component 202 is arranged inside the linkage box 7 .

[0034] In this embodiment: through the setting of the linkage component 201, the linkage component 201 can achieve the effect of driving the rotating component 202 to rotate, and through the setting of the rotating component 202, the rotating component 202 can achieve the effect of driving the rotating component 3 to rotate.

[0035] As a technical optimization solution of the utility model, the linkage assembly 201 includes a second motor 2011, a support plate 2012, a rotating rod 2013, a linkage block 2014 and a transmission belt 2015. The second motor 2011 is fixedly connected to the top of the rotating rod 2013, the support plate 2012 is fixedly connected to the front side of the linkage box 7, the rotating rod 2013 is rotatably connected to the inner wall of the support plate 2012, the linkage block 2014 is fixedly connected to the surface of the rotating rod 2013, and the transmission belt 2015 is rotatably connected to the surface of the linkage block 2014.

[0036] In this embodiment: through the setting of the second motor 2011, the second motor 2011 can provide rotational power for the rotating rod 2013, through the setting of the support plate 2012, the support plate 2012 can achieve the effect of connecting and supporting the rotating rod 2013, through the setting of the rotating rod 2013, the rotating rod 2013 can achieve the effect of driving the connecting block 2014 to rotate, and through the setting of the connecting block 2014, the connecting block 2014 can achieve the effect of driving the transmission belt 2015 to rotate.

[0037] As a technical optimization solution of the utility model, the rotating component 202 includes an adjusting plate 2021, a rotating cylinder 2022 and a linkage ring 2023. The adjusting plate 2021 is clamped on the top of the rotating cylinder 2022. The rotating cylinder 2022 is rotatably connected to the inner wall of the linkage box 7. The linkage ring 2023 is fixedly connected to the surface of the rotating cylinder 2022.

[0038] In this embodiment: through the setting of the adjusting plate 2021, the adjusting plate 2021 can adjust the drop hole as needed, and then classify the balls; through the setting of the rotating cylinder 2022, the rotating cylinder 2022 can achieve the effect of contacting and rotating the inner wall of the connecting groove 1013; through the setting of the connecting ring 2023, the connecting ring 2023 can achieve the effect of rotating the transmission belt 2015.

[0039] As a technical optimization scheme of the utility model, the rotating component 3 includes a drying cylinder 301, a material guide plate 302, a clamping plate 303, a conveying pipe 304 and a conveying trough 305. The drying cylinder 301 is fixedly connected to the bottom of the rotating cylinder 2022, the material guide plate 302 is fixedly connected to the bottom inside the drying cylinder 301, the clamping plate 303 is fixedly connected to the top of the conveying pipe 304, the surface of the clamping plate 303 is clamped with the bottom of the drying cylinder 301, the conveying pipe 304 is fixedly connected to the bottom inside the drying box 6, and the conveying trough 305 is opened at the bottom inside the drying box 6.

[0040] In this embodiment: through the setting of the drying cylinder 301, the drying cylinder 301 is an existing device, and its inner tank can be heated to dry the balls in the inner tank; through the setting of the guide plate 302, the guide plate 302 can achieve the effect of guiding the balls; through the setting of the clamping plate 303, the clamping plate 303 can achieve the effect of engaging and rotatably connecting the bottom of the drying cylinder 301; through the setting of the conveying pipe 304, the conveying pipe 304 can guide the balls to the conveying trough 305, and thus convey them to the collection box 402.

[0041] As a technical optimization solution of the utility model, the collection component 4 includes a blocking plate 401, a collection box 402 and a baffle 403. The blocking plate 401 is slidably connected to the top of the collection box 402, the collection box 402 is clamped inside the connecting box 5, and the baffle 403 is fixedly connected inside the collection box 402.

[0042] In this embodiment: by setting the blocking plate 401, the blocking plate 401 can achieve the effect of closing the conveying trough 305, and by setting the collecting box 402, the collecting box 402 cooperates with the baffle 403 to achieve the effect of classifying and collecting the balls.

[0043] Working principle: First, pour the balls to be cleaned from the feeding pipe 15 into the cleaning machine 14, and then adjust the cleaning machine 14 through the control panel 13, so that the cleaning machine 14 cleans the balls. After the cleaning is completed, open the valve 11 to discharge the cleaning water in the cleaning machine 14, and then pull out the limit plate 10, so that the balls fall from the transmission box 9 and the feed port 1011 into the flipping box 8, and then turn on the first motor 1024, so that the first motor 1024 drives the rotating rod 1021 to rotate, so that the rotating rod 1021 adjusts the flip plate 1023 back and forth, so that the flip plate 1023 flips the balls, so that they fall from the holes of the adjusting plate 2021 into the rotating cylinder 2022, and then pass through the rotating cylinder 2022. The balls fall into the drying cylinder 301, and then the drying cylinder 301 is opened to dry the balls therein, and then the second motor 2011 is turned on, so that the second motor 2011 drives the rotating rod 2013 to rotate, so that the rotating rod 2013 drives the connecting block and the transmission belt 2015 to rotate, so that the transmission belt 2015 drives the interlocking ring 2023 and the rotating cylinder 2022 to rotate, and then the rotating cylinder 2022 drives the drying cylinder 301 to rotate, and then after the balls in the drying cylinder 301 are dried, the baffle plate 401 is pulled out, so that the balls are guided by the guide plate 302 and fall into the collecting box 402 from the conveying pipe 304 and the conveying trough 305, and finally the collecting box 402 is pulled out from the connecting box 5, and then the balls therein that have been classified and dried are collected.

[0044] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A cleaning device for machined parts, comprising a connecting and flipping mechanism (1), a linked rotating mechanism (2), a rotating assembly (3), a collecting assembly (4), a connecting box (5), a drying box (6), a linked box (7), a flipping box (8), a transmission box (9), a limit plate (10), a valve (11), a drain pipe (12), a control panel (13), a cleaning machine (14) and a feeding pipe (15), characterized in that: The connecting and flipping mechanism (1) is arranged inside the flipping box (8), the linked rotating mechanism (2) is arranged inside the linked box (7), the rotating assembly (3) is arranged inside the drying box (6), the collecting assembly (4) is arranged inside the connecting box (5), the drying box (6) is fixedly connected to the top of the connecting box (5), the linked box (7) is fixedly connected to the top of the drying box (6), the flipping box (8) is fixedly connected to the top of the linked box (7), the transmission box (9) is fixedly connected to the left side of the flipping box (8), the limiting plate (10) is clamped on the top of the transmission box (9), the valve (11) is fixedly connected to the surface of the drain pipe (12), the drain pipe (12) is fixedly connected to the bottom of the cleaning machine (14), the control panel (13) is fixedly connected to the front side of the cleaning machine (14), the cleaning machine (14) is fixedly connected to the left side of the transmission box (9), and the feeding pipe (15) is fixedly connected to the top of the cleaning machine (14); The connecting and flipping mechanism (1) comprises a connecting component (101) and a flipping component (102); the connecting component (101) and the flipping component (102) are both arranged inside a flipping box (8).

2. A machined parts cleaning device according to claim 1, characterized in that: The connecting assembly (101) comprises a feed inlet (1011), a slide groove (1012) and a connecting groove (1013); the feed inlet (1011) is opened on the left side of the tumble box (8); the slide groove (1012) is opened on both sides inside the tumble box (8); and the connecting groove (1013) is opened at the bottom of the tumble box (8).

3. The machined parts cleaning device according to claim 1, characterized in that: The flip assembly (102) comprises a rotating rod (1021), a slider (1022), a flip plate (1023) and a first motor (1024); the rotating rod (1021) is rotatably connected to the inner wall of the flip box (8); the slider (1022) is fixedly connected to both sides of the flip plate (1023); the flip plate (1023) is slidably connected to the inside of the flip box (8); and the first motor (1024) is fixedly connected to the front side of the rotating rod (1021).

4. The machined parts cleaning device according to claim 1, characterized in that: The linkage rotation mechanism (2) comprises a linkage component (201) and a rotation component (202); the linkage component (201) is arranged at the front side of the linkage box (7); and the rotation component (202) is arranged inside the linkage box (7).

5. A machined parts cleaning device according to claim 4, characterized in that: The linkage assembly (201) comprises a second motor (2011), a support plate (2012), a rotating rod (2013), a linkage block (2014) and a transmission belt (2015); the second motor (2011) is fixedly connected to the top of the rotating rod (2013); the support plate (2012) is fixedly connected to the front side of the linkage box (7); the rotating rod (2013) is rotatably connected to the inner wall of the support plate (2012); the linkage block (2014) is fixedly connected to the surface of the rotating rod (2013); and the transmission belt (2015) is rotatably connected to the surface of the linkage block (2014).

6. A machined parts cleaning device according to claim 4, characterized in that: The rotating assembly (202) comprises an adjusting plate (2021), a rotating cylinder (2022) and a linkage ring (2023); the adjusting plate (2021) is clamped on the top of the rotating cylinder (2022); the rotating cylinder (2022) is rotatably connected to the inner wall of the linkage box (7); and the linkage ring (2023) is fixedly connected to the surface of the rotating cylinder (2022).

7. The machined parts cleaning device according to claim 1, characterized in that: The rotating assembly (3) comprises a drying cylinder (301), a material guide plate (302), a clamping plate (303), a conveying pipe (304) and a conveying trough (305); the drying cylinder (301) is fixedly connected to the bottom of the rotating cylinder (2022); the material guide plate (302) is fixedly connected to the bottom inside the drying cylinder (301); the clamping plate (303) is fixedly connected to the top of the conveying pipe (304); the surface of the clamping plate (303) is clamped with the bottom of the drying cylinder (301); the conveying pipe (304) is fixedly connected to the bottom inside the drying box (6); and the conveying trough (305) is opened at the bottom inside the drying box (6).

8. The machined parts cleaning device according to claim 1, characterized in that: The collecting assembly (4) comprises a blocking plate (401), a collecting box (402) and a baffle (403); the blocking plate (401) is slidably connected to the top of the collecting box (402); the collecting box (402) is snap-connected to the inside of the connecting box (5); and the baffle (403) is fixedly connected to the inside of the collecting box (402).

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