A conveying mechanism for ultrasonic cleaning

Abstract

The application discloses a conveying mechanism for ultrasonic cleaning, which comprises a rack, at least one set of sprocket assemblies arranged on the rack, a conveying belt, and a support arranged on the conveying belt. The sprocket assembly comprises a descending sprocket, a first conveying sprocket, a second conveying sprocket and an ascending sprocket arranged in sequence along a feeding direction. The descending sprocket and the first conveying sprocket are used for driving the descending of the washing object in cooperation, and the second conveying sprocket and the ascending sprocket are used for driving the ascending of the washing object in cooperation. The conveying mechanism further comprises at least one set of limiting assemblies arranged on the rack and corresponding to the sprocket assemblies. The limiting assembly comprises a limiting strip used for always abutting against the bottom end of the washing object when the washing object passes through the sprocket assembly. The limiting strip comprises a first straight segment, a first arc segment, a second straight segment, a second arc segment and a third straight segment connected in sequence. The conveying mechanism for ultrasonic cleaning has high conveying and cleaning efficiency.

Description

TECHNICAL FIELD

[0001] The present application relates to a conveying mechanism for ultrasonic cleaning. BACKGROUND

[0002] When the open-ended box is subjected to ultrasonic cleaning, it is usually placed in a frame, and then the frame is placed in a cleaning tank with ultrasonic vibration device for cleaning. In this structure, the frame needs to be shaken to drain the water remaining in the box each time it is taken out, which not only easily damages the box, but also leads to relatively low cleaning efficiency. SUMMARY

[0003] The purpose of the present application is to provide a conveying mechanism for ultrasonic cleaning, which has high conveying and cleaning efficiency.

[0004] To achieve the above purpose, the technical scheme adopted by the present application is:

[0005] A conveying mechanism for ultrasonic cleaning, comprising a rack, at least one set of sprocket assemblies arranged on the rack, a conveying belt tensioned on the outside of the sprocket assemblies, and a support arranged on the outside of the conveying belt and used for the inverted clamping of the piece to be washed.

[0006] The sprocket assembly comprises a descending sprocket, a first conveying sprocket, a second conveying sprocket and an ascending sprocket arranged in sequence along the feeding direction and respectively rotatable about their own axial lines.

[0007] The rotation center of the descending sprocket is higher than that of the first conveying sprocket, and the two are used to drive the piece to be washed downward in cooperation; the rotation center of the second conveying sprocket is lower than that of the ascending sprocket, and the two are used to drive the piece to be washed upward in cooperation.

[0008] The conveying mechanism further comprises at least one set of limiting assemblies arranged on the rack and corresponding to the sprocket assemblies, the limiting assembly comprising a limiting strip used to abut against the bottom end of the piece to be washed when the piece to be washed passes through the sprocket assembly, the limiting strip comprising a first straight segment, a first arc segment, a second straight segment, a second arc segment and a third straight segment connected in sequence.

[0009] Preferably, the descending sprocket and the first conveying sprocket are used to tension the conveying belt between them in the vertical direction in cooperation to drive the piece to be washed to descend along the vertical path.

[0010] Preferably, the second conveying sprocket and the ascending sprocket are used to tension the conveying belt between them in the vertical direction in cooperation to drive the piece to be washed to ascend in the vertical direction.

[0011] Preferably, the descending sprocket and the ascending sprocket are identical in shape and arranged at the same height, and the first conveying sprocket and the second conveying sprocket are identical in shape and arranged at the same height.

[0012] Preferably, at least one set of fixed shaft assemblies is further arranged on the frame, and each fixed shaft assembly comprises a first shaft connected to the frame and coaxially arranged with the first conveying sprocket, and a second shaft connected to the frame and coaxially arranged with the second conveying sprocket.

[0013] The limiting assembly further comprises a first pressure roller fixedly sleeved on the first shaft and used for abutting against the first arc segment, and a second pressure roller fixedly sleeved on the second shaft and used for abutting against the second arc segment.

[0014] More preferably, in each set of the sprocket assembly, the descending sprocket, the first conveying sprocket, the second conveying sprocket and the ascending sprocket are two in number along the vertical feeding direction respectively, and the first shaft and the first pressure roller are arranged between the two first conveying sprockets, and the second shaft and the second pressure roller are arranged between the two second conveying sprockets.

[0015] More preferably, the limiting assembly further comprises two sets of connecting members arranged on the frame and used for connecting two ends of the limiting strip respectively.

[0016] More preferably, the connecting member comprises a mounting cross beam spanning above the conveying belt, two sets of connecting longitudinal beams respectively connected between two ends of the mounting cross beam and the frame, and the mounting cross beam is provided with mounting holes used for being penetrated by the end portions of the limiting strip.

[0017] More preferably, the limiting strip is an elastic rope tensioned between the first set of connecting members, the first pressure roller, the second pressure roller and the second set of connecting members.

[0018] Preferably, the supporting member is vertically mounted on the conveying belt.

[0019] Thanks to the use of the above technical scheme, the present application has the following advantages compared with the prior art: the conveying mechanism for ultrasonic cleaning of the present application can realize continuous conveying and cleaning of the to-be-cleaned piece, and can avoid residual cleaning liquid in the to-be-cleaned piece after cleaning is completed, since the to-be-cleaned piece is inverted and clamped on the conveying belt; the to-be-cleaned piece is filled with cleaning liquid in the interior during the descending process by arranging the sprocket assembly, so as to ensure that the to-be-cleaned piece is thoroughly cleaned in the whole ultrasonic cleaning process; the to-be-cleaned piece is always located on the conveying belt during the descending and ascending conveying process by arranging the limiting assembly, so as to avoid disengagement from the conveying belt, and ensure continuous conveying and cleaning, and the conveying and cleaning efficiency is relatively high. BRIEF DESCRIPTION OF DRAWINGS

[0020] ATTACHMENTFigure 1 Structure diagram of a conveying mechanism for ultrasonic cleaning according to an embodiment of the present application;

[0021] Figure 1 is a structure diagram of a conveying mechanism for ultrasonic cleaning according to an embodiment of the present application; Figure 2 Figure 2 is a structure diagram of a connection of a first conveying sprocket, a first shaft and a first compression wheel;

[0022] Figure 3 is a structure diagram of a connection of a first conveying sprocket, a first shaft and a first compression wheel; Figure 3 Figure 4 is a structure diagram of a connection;

[0023] Figure 5 is a structure diagram of a connection; Figure 4 Figure 6 is a structure diagram of a connection principle of a limiting strip.

[0024] Wherein: 1, conveying belt; 2, piece to be washed; 3, supporting piece; 4, descending sprocket; 5, first conveying sprocket; 6, second conveying sprocket; 7, ascending sprocket; 8, limiting assembly; 81, limiting strip; 811, first straight line segment; 812, first arc line segment; 813, second straight line segment; 814, second arc line segment; 815, third straight line segment; 82, connection piece; 821, mounting crossbeam; 822, connecting longitudinal beam; 823, mounting hole; 9, first shaft; 10, first compression wheel; 101, first annular groove. DETAILED DESCRIPTION

[0025] The technical solutions of the present application will be further described below in conjunction with specific embodiments and the accompanying drawings.

[0026] In the following, only certain exemplary embodiments are described in brief. As will be realized by those skilled in the art, the described embodiments can be modified in various different ways without departing from the spirit or scope of embodiments of the present application. Therefore, the drawings and descriptions are to be regarded as being illustrative in nature and not restrictive.

[0027] In the description of embodiments of the present application, it needs to be understood that the terms "length", "inner", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the embodiments of the present application and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the embodiments of the present application.

[0028] In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of embodiments of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0029] In the embodiments of the present application, unless specifically defined and limited otherwise, the terms "mount", "connect", "connection", "fixed", and the like should be interpreted broadly, for example, can be fixed connection, can also be detachable connection, or integrated; can be mechanical connection, can also be electrical connection, and can also be communication; can be directly connected, or indirectly connected through an intermediate medium; can be the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art, the specific meanings of the above terms in the embodiments of the present application can be understood according to the specific circumstances.

[0030] In the embodiments of the present application, unless specifically defined and limited otherwise, the first feature "on" or "under" the second feature can include that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, the first feature "on", "above" and "over" the second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature "under", "below" and "under" the second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0031] The following disclosure provides many different embodiments or examples for implementing different structures of the embodiments of the present application. In order to simplify the disclosure of the embodiments of the present application, the components and arrangements of specific examples are described below. Of course, they are only examples, and the purpose is not to limit the embodiments of the present application. In addition, the embodiments of the present application can refer to reference numerals and / or reference letters in different examples, and such repetition is for the purpose of simplification and clarity, which itself does not indicate the relationship between the various embodiments and / or arrangements discussed.

[0032] Referring to Figure 1 As shown, the present embodiment provides a conveying mechanism for ultrasonic cleaning, which comprises a rack, at least one set of sprocket assemblies arranged on the rack, a conveying belt 1 which is drivingly tensioned outside the sprocket assemblies, and a support 3 arranged outside the conveying belt 1 and used for supporting the inverted parts 2 to be cleaned. In the present embodiment, the support 3 is vertically mounted on the conveying belt 1, and the supports 3 are arranged in pairs and spaced apart along the vertical feeding direction, so that the parts 2 to be cleaned inverted on the supports 3 can be arranged neatly on the conveying belt 1. The feeding direction is the arrow direction in the figure. Figure 1

[0033] The above-mentioned sprocket assembly comprises a descending sprocket 4, a first conveying sprocket 5, a second conveying sprocket 6 and an ascending sprocket 7 which are arranged in sequence along the feeding direction and can rotate around their own axial direction respectively.

[0034] ​The rotation center of the descending sprocket 4 is higher than the rotation center of the first conveying sprocket 5, and both are used to drive the washing object 2 to descend in cooperation; the rotation center of the second conveying sprocket 6 is lower than the rotation center of the ascending sprocket 7, and both are used to drive the washing object 2 to ascend in cooperation.

[0035] In the embodiment, the sprocket assemblies are arranged in the cleaning tank (not shown in the figure) in three groups in sequence and at intervals along the feeding direction, and the cleaning tank is provided with an ultrasonic vibration device.

[0036] The conveying mechanism for ultrasonic cleaning further comprises at least one set of limiting assembly 8 arranged on the frame and corresponding to the sprocket assembly, and in the embodiment, there are three sets of limiting assembly 8. Each set of limiting assembly 8 comprises a limiting strip 81 used to abut against the bottom end of the washing object 2 all the time when the washing object 2 passes through the sprocket assembly, and the limiting strip 81 comprises a first straight segment 811, a first arc segment 812, a second straight segment 813, a second arc segment 814 and a third straight segment 815 connected in sequence, that is, the limiting strip 81 is consistent with the direction of the washing object 2.

[0037] The first straight segment 811 is used to limit the washing object 2 conveyed by the descending sprocket 4 to the first conveying sprocket 5, at this time, the washing object 2 is rotated from vertical orientation to horizontal orientation and keeps horizontal orientation to move downward;

[0038] The first arc segment 812 is used to limit the washing object 2 descending around the first conveying sprocket 5, and the first arc segment 812 is a quarter of a circle, at this time, the washing object 2 is rotated from horizontal orientation to vertical orientation;

[0039] The second straight segment 813 is used to limit the washing object 2 conveyed by the first conveying sprocket 5 to the second conveying sprocket 6, at this time, the washing object 2 keeps vertical orientation and moves linearly;

[0040] The second arc segment 814 is used to limit the washing object 2 ascending around the second conveying sprocket 6, and the second arc segment 814 is a quarter of a circle, at this time, the washing object 2 is rotated from vertical orientation to horizontal orientation;

[0041] The third straight segment 815 is used to limit the washing object 2 conveyed by the second conveying sprocket 6 to the ascending sprocket 7, at this time, the washing object 2 keeps horizontal orientation to move upward, and finally, the washing object 2 is rotated from horizontal orientation to vertical orientation.

[0042] Referring to Figure 1 In the embodiment, the descending sprocket 4 and the ascending sprocket 7 are the same in shape and are arranged at the same height, the first conveying sprocket 5 and the second conveying sprocket 6 are the same in shape and are arranged at the same height, the diameter of the first conveying sprocket 5 is larger than that of the descending sprocket 4, and the second straight segment 813 is parallel to the horizontal direction.

[0043] Referring toFigure 4 As shown, the descending sprocket 4 and the first conveying sprocket 5 are used to tension the conveying belt 1 between the two in the vertical direction to drive the laundry 2 to descend along the vertical path, i.e. the first linear segment 811 is parallel to the vertical direction; the second conveying sprocket 6 and the ascending sprocket 7 are used to tension the conveying belt 1 between the two in the vertical direction to drive the laundry 2 to ascend along the vertical direction, i.e. the third linear segment 815 is parallel to the vertical direction.

[0044] Through this arrangement, the laundry 2 can quickly lie flat when descending to ensure that its interior is quickly filled with cleaning liquid, preventing the laundry 2 from rotating to a vertical orientation, with an air layer formed at the top, affecting the ultrasonic cleaning effect; the laundry 2 can quickly stand vertically when ascending to ensure that the cleaning liquid in the interior is quickly poured into the cleaning tank, avoiding waste caused by carrying out the cleaning liquid.

[0045] The above-mentioned rack is also provided with at least one set of fixed shaft assemblies, which include a first shaft 9 connected to the rack and coaxially arranged with the first conveying sprocket 5, and a second shaft connected to the rack and coaxially arranged with the second conveying sprocket 6. Among them, the first conveying sprocket 5 is rotatably arranged on the first shaft 9 along the axis direction, and the second conveying sprocket 6 is rotatably arranged on the second shaft along the axis direction.

[0046] The above-mentioned limiting assembly 8 also includes a first pressure roller 10 fixedly sleeved on the first shaft 9 and used to abut against the first arc segment 812, and a second pressure roller fixedly sleeved on the second shaft and used to abut against the second arc segment 814.

[0047] In each set of sprocket assemblies, the descending sprocket 4, the first conveying sprocket 5, the second conveying sprocket 6 and the ascending sprocket 7 are respectively provided with two in the vertical feeding direction. The first shaft 9 and the first pressure roller 10 are arranged between the two first conveying sprockets 5, and the second shaft and the second pressure roller are arranged between the two second conveying sprockets 6.

[0048] Referring to Figure 2 As shown, taking the first conveying sprocket 5 as an example, four sets of first pressure rollers 10 are arranged between the two first conveying sprockets 5, two in each set, and the diameter of the first pressure roller 10 is smaller than that of the first conveying sprocket 5. Each set of first pressure rollers 10 is used to limit one laundry 2 to improve the stability of the laundry 2 conveying. The surface of the first pressure roller 10 is provided with a first annular groove 101, which is used to install the limiting strip 81.

[0049] The above-mentioned limiting assembly 8 also includes two sets of connecting pieces 82 arranged on the rack and used to connect the two ends of the limiting strip 81 respectively.

[0050] Referring to Figure 3As shown, the connecting piece 82 comprises a mounting cross beam 821 crossing above the conveying belt 1, two groups of connecting longitudinal beams 822 connecting between the mounting cross beam 821 and the rack respectively at both ends of the mounting cross beam 821, and the mounting cross beam 821 is provided with mounting holes 823 for the end portions of the limiting strip 81 to pass through, and the end portions of the limiting strip 81 are fixed through the mounting cross beam 821.

[0051] In the embodiment, the limiting strip 81 is an elastic rope tensioned between the first group of connecting pieces 82, the first pressing wheel 10, the second pressing wheel and the second group of connecting pieces 82.

[0052] Referring to Figure 4 As shown, the first group of connecting pieces 82 on the left is located directly above the first conveying sprocket 5, and the second group of connecting pieces 82 on the right is located directly above the second conveying sprocket 6.

[0053] The working process of the embodiment is specifically described as follows:

[0054] The to-be-washed piece 2 is inverted and placed on the supporting piece 3, and the to-be-washed piece 2 in vertical orientation is conveyed through the conveying belt 1;

[0055] Then the to-be-washed piece 2 is rotated to horizontal orientation through the descending sprocket 4, and the to-be-washed piece 2 is conveyed downward through the first conveying sprocket 5, and the bottom end portion of the to-be-washed piece 2 is abutted by the limiting strip 81, at this time the to-be-washed piece 2 is filled with cleaning liquid inside;

[0056] Then the to-be-washed piece 2 is rotated to vertical orientation through the first conveying sprocket 5, and the bottom end portion of the to-be-washed piece 2 is kept abutted by the limiting strip 81;

[0057] Then the to-be-washed piece 2 is conveyed to the second conveying sprocket 6 through the conveying belt 1, and the to-be-washed piece 2 is rotated to horizontal orientation through the second conveying sprocket 6, and the bottom end portion of the to-be-washed piece 2 is kept abutted by the limiting strip 81;

[0058] Then the to-be-washed piece 2 is conveyed upward through the second conveying sprocket 6 cooperating with the ascending sprocket 7, and the bottom end portion of the to-be-washed piece 2 is abutted by the limiting strip 81, at this time the cleaning liquid inside the to-be-washed piece 2 is poured out;

[0059] Finally, the to-be-washed piece 2 is rotated to vertical orientation through the ascending sprocket 7, and the to-be-washed piece 2 in vertical orientation is conveyed through the conveying belt 1.

[0060] The above embodiment is only for illustrating the technical concept and characteristics of the present application, and the purpose is to enable the person skilled in the art to understand the content of the present application and implement it, and cannot limit the protection scope of the present application, and any equivalent changes or modifications made according to the spirit and essence of the present application shall be covered within the protection scope of the present application.

Claims

1. A conveying mechanism for ultrasonic cleaning, characterized by: The rack, at least one set of sprocket assemblies arranged on the rack, a conveyor belt tensioned outside the sprocket assemblies, and a support arranged outside the conveyor belt and used for inverting the articles to be washed; The sprocket assemblies comprise, in sequence along the feeding direction, a descending sprocket, a first conveying sprocket, a second conveying sprocket and an ascending sprocket, each rotatable about its own axis; The descending sprocket has a rotation center higher than that of the first conveying sprocket, and the two are used to cooperatively drive the articles to be washed to descend; the second conveying sprocket has a rotation center lower than that of the ascending sprocket, and the two are used to cooperatively drive the articles to be washed to ascend; The conveying mechanism further comprises at least one set of limiting assemblies arranged on the rack and corresponding to the sprocket assemblies, the limiting assemblies comprising a limiting strip used to always abut against the bottom end of the articles to be washed when the articles pass through the sprocket assemblies, the limiting strip comprising, in sequence, a first straight segment, a first arc segment, a second straight segment, a second arc segment and a third straight segment.

2. The conveying mechanism for ultrasonic cleaning of claim 1, wherein: The descending sprocket and the first conveying sprocket are used to cooperatively tension the conveyor belt therebetween along the vertical direction to drive the articles to be washed to descend along a vertical path.

3. The conveying mechanism for ultrasonic cleaning of claim 1, wherein: The second conveying sprocket and the ascending sprocket are used to cooperatively tension the conveyor belt therebetween along the vertical direction to drive the articles to be washed to ascend along the vertical direction.

4. The conveying mechanism for ultrasonic cleaning of claim 1, wherein: The descending sprocket and the ascending sprocket are identical in shape and arranged at the same height, and the first conveying sprocket and the second conveying sprocket are identical in shape and arranged at the same height.

5. The conveying mechanism for ultrasonic cleaning of claim 1, wherein: The rack further comprises at least one set of fixed shaft assemblies, the fixed shaft assemblies comprising a first shaft connected to the rack and coaxial with the first conveying sprocket, and a second shaft connected to the rack and coaxial with the second conveying sprocket; The limiting assemblies further comprise a first pressure roller fixedly sleeved on the first shaft and used to abut against the first arc segment, and a second pressure roller fixedly sleeved on the second shaft and used to abut against the second arc segment.

6. The conveying mechanism for ultrasonic cleaning of claim 5, wherein: In each set of the sprocket assemblies, the descending sprocket, the first conveying sprocket, the second conveying sprocket and the ascending sprocket are two in number along the vertical feeding direction, respectively, the first shaft and the first pressure roller are arranged between the two first conveying sprockets, and the second shaft and the second pressure roller are arranged between the two second conveying sprockets.

7. The conveying mechanism for ultrasonic cleaning of claim 5, wherein: The limiting assemblies further comprise two sets of connecting members arranged on the rack and used to connect the two ends of the limiting strip, respectively.

8. The conveying mechanism for ultrasonic cleaning of claim 7, wherein: The connecting members comprise a mounting cross beam spanning above the conveyor belt, two sets of connecting longitudinal beams connected between the two ends of the mounting cross beam and the rack, respectively, and the mounting cross beam is provided with mounting holes used for the ends of the limiting strip to pass through.

9. The conveying mechanism for ultrasonic cleaning of claim 7, wherein: The limiting strip is an elastic rope tensioned between the first set of connecting members, the first pressure roller, the second pressure roller and the second set of connecting members.

10. The conveying mechanism for ultrasonic cleaning of claim 1, wherein: The support is vertically mounted on the conveyor belt.

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