Quick change mechanism

Abstract

The utility model discloses a quick-change mechanism, relates to the technical field of workpiece cleaning, and solves the problem that the replacement of a workpiece connecting mechanism of an existing multi-workpiece compatible cleaning machine is time-consuming and labor-consuming. An opening is formed in the bottom end of a positioning seat; the upper end of the positioning column is inserted into an opening in the bottom end of the positioning seat and is detachably connected with the positioning seat; the positioning column comprises a positioning column body and a turntable; the turntable is rotationally arranged at the lower end of the positioning column body through a bearing; a radial through hole is formed in the upper end of the positioning column, a positioning pin is arranged in the through hole, a strip-shaped hole is formed in the lower end of the positioning seat, a groove is formed in the wall face of the inner side of the lower end of the positioning seat, the positioning column and the positioning pin are inserted into the positioning seat through the strip-shaped hole and rotate, and the positioning pin is embedded into the groove. A through hole is formed in the side face of the positioning seat, and a mounting pressing pin is arranged in the through hole and limits the positioning column. The device is simple in structure, can be replaced according to different workpieces, effectively saves the remodeling time, and reduces the labor intensity of workers.

Description

Technical Field

[0001] This utility model relates to the field of workpiece cleaning technology, specifically a quick-change mechanism. Background Technology

[0002] In multi-piece compatible cleaning machines, a clamping mechanism is required on the top of the workpiece during the rotational cleaning process to prevent it from falling off during rotation. Due to the significant differences in workpiece shape, a single clamping mechanism cannot be used; a quick-change mechanism is needed to allow for rapid manual replacement of the clamping mechanism for different machine types. Conventional connection mechanisms are time-consuming and labor-intensive to replace, thus necessitating a convenient, fast, and reliable quick-change mechanism. Utility Model Content

[0003] To address the problem of time-consuming and labor-intensive workpiece connection mechanism replacement in existing multi-piece compatible cleaning machines, this invention proposes a quick-change mechanism. This invention features a simple structure, allows for easy replacement of different workpieces, effectively saving changeover time and reducing worker workload.

[0004] This utility model proposes a quick-change mechanism, specifically including a positioning column and a positioning seat, with an opening at the bottom of the positioning seat; the upper end of the positioning column is inserted into the opening at the bottom of the positioning seat and is detachably connected to the positioning seat; the positioning column includes a positioning column body and a turntable, with the turntable rotatably mounted at the lower end of the positioning column body via a bearing.

[0005] Furthermore, the upper end of the positioning post is provided with a radial through hole, in which a positioning pin is provided; the lower end of the positioning seat is provided with a strip hole, and a groove is provided on the inner wall of the lower end of the positioning seat. The positioning post and the positioning pin are inserted into the positioning seat through the strip hole and rotated, and the positioning pin is embedded in the groove. The side of the positioning seat is provided with a through hole, in which a quick-installation pressure pin is provided, which limits the positioning post.

[0006] Furthermore, the positioning post body is provided with a stepped structure and an end cap at the lower end; the bearing is mounted on the positioning post body and fixed by the stepped structure and the end cap.

[0007] Furthermore, the turntable includes a pressure plate, a sleeve, and a sleeve end cap. The sleeve is rotatably connected to the positioning column body via a bearing. The upper end of the sleeve is provided with a sleeve end cap, and the lower end is provided with a pressure plate.

[0008] Furthermore, the pressure plate includes an upper pressure plate and a lower pressure plate, with the sleeve, upper pressure plate, and lower pressure plate connected in sequence.

[0009] The beneficial effects of the quick-change mechanism described in this utility model are as follows:

[0010] (1) The quick-change mechanism described in this utility model overcomes the problem of time-consuming and laborious replacement of the workpiece connection mechanism of the existing multi-component compatible cleaning machine. The positioning seat is connected to the cleaning machine, and the positioning column is detachably connected to the positioning seat. The positioning column presses the workpiece tightly inside the cleaning machine to prevent the workpiece from falling off during the rotation cleaning process. At the same time, the positioning column can be replaced according to the different workpieces to match the height and shape of the workpiece. Attached Figure Description

[0011] The accompanying drawings, which form part of this application, are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention.

[0012] In the attached diagram:

[0013] Figure 1 This is a structural schematic diagram of a quick-change mechanism according to the present invention;

[0014] Figure 2 This is a top view of a quick-change mechanism according to the present invention;

[0015] Figure 3 This utility model describes a quick-change mechanism. Figure 2 A cross-sectional view along the AA direction;

[0016] Figure 4 This utility model describes a quick-change mechanism. Figure 3 Cross-sectional view along the BB direction;

[0017] Figure 5 This is a schematic diagram of the composition structure of the pressure plate of a quick-change mechanism according to this utility model;

[0018] Figure 6 This is a schematic diagram of the structure of the quick-change mechanism described in this utility model assembled into a cleaning machine;

[0019] Wherein: 1-positioning column, 2-positioning seat, 3-positioning pin, 4-installation pressure pin, 5-positioning column body, 6-turntable, 7-bearing, 8-end cover, 9-pressure plate, 10-sleeve, 11-sleeve end cover, 12-upper pressure plate, 13-lower pressure plate, 14-quick change mechanism, 15-workpiece, 16-cleaning machine. Detailed Implementation

[0020] The technical solution of this invention will now be clearly and completely described with reference to the accompanying drawings. Obviously, the described embodiments are only a part of, and not all, of the embodiments of this invention. All other embodiments obtained by those skilled in the art based on the embodiments of this invention without inventive effort are within the scope of protection of this invention.

[0021] In the description of this invention, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are used only for the convenience of describing this invention and for 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 invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0022] In the description of this invention, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "linking" 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 invention based on the specific circumstances.

[0023] Furthermore, the technical features involved in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

[0024] Specific implementation method one: See Figures 1-6 This embodiment is described in detail. The quick-change mechanism described in this embodiment specifically includes a positioning column 1 and a positioning seat 2. The positioning seat 2 has an opening at its bottom end. The upper end of the positioning column 1 is inserted into the opening at the bottom end of the positioning seat 2 and is detachably connected to the positioning seat 2. The upper end of the positioning seat 2 is connected to the cleaning machine 16. The lower end of the positioning column 1 presses against the workpiece 15. The positioning column 1 includes a positioning column body 5 and a turntable 6. The turntable 6 is rotatably mounted on the lower end of the positioning column body 5 via a bearing 7, and rotates together with the workpiece 15. The length of the positioning column body 5 and the structure of the turntable 6 can be adjusted according to the workpiece 15 being pressed.

[0025] The upper end of the positioning post 1 is provided with a radial through hole, and a positioning pin 3 is provided in the through hole. The lower end of the positioning seat 2 is provided with a strip hole, and a groove is provided on the inner wall of the lower end of the positioning seat 2. The groove and the strip hole are perpendicular to each other at 90 degrees. The positioning post 1 and the positioning pin 3 are inserted into the positioning seat 2 through the strip hole and rotated 90 degrees so that the positioning pin 3 is embedded in the groove. The side of the positioning seat 2 is provided with a through hole, and a mounting pin 4 is provided in the through hole. After the positioning pin 3 falls into the groove, the mounting pin 4 is inserted to limit the positioning post 1 and prevent the positioning pin 3 from falling out of the groove.

[0026] The positioning post body 5 is provided with a stepped structure, and an end cap 8 is provided at the lower end. The end cap 8 is fixed to the end of the positioning post body 5 by bolts. The bearing 7 is fitted on the positioning post body 5 and fixed by the stepped structure and the end cap 8. The stepped structure and the end cap 8 are in contact with the inner ring of the bearing 7.

[0027] The turntable 6 includes a pressure plate 9, a sleeve 10, and a sleeve end cap 11. The sleeve 10 is rotatably connected to the positioning column body 5 via a bearing 7. The upper end of the sleeve 10 is provided with a sleeve end cap 11, and the lower end is connected to the pressure plate 9 via bolts. The sleeve end cap 11 is provided with a protruding structure, which rests against the outer ring of the bearing 7. The lower inner side of the sleeve 10 is provided with a stepped structure, which rests against the outer ring of the bearing 7.

[0028] The pressure plate 9 includes an upper pressure plate 12 and a lower pressure plate 13. The sleeve 10, the upper pressure plate 12 and the lower pressure plate 13 are connected in sequence by bolts. The upper pressure plate 12 and the lower pressure plate 13 are provided with through holes in the center to avoid the bolts used to fix the end cover 8. The lower pressure plate 13 can be replaced according to the structure of the workpiece 15 being pressed.

[0029] In summary, the quick-change mechanism described in this utility model overcomes the problem of time-consuming and labor-intensive workpiece connection mechanism replacement in existing multi-component compatible cleaning machines. The positioning seat 2 of the quick-change mechanism 14 is connected to the cleaning machine 16, and the upper end of the positioning column 1 is detachably connected to the positioning seat 2. The lower end of the positioning column 1 presses the workpiece 15 tightly inside the cleaning machine 16 to prevent the workpiece 15 from falling off during the rotation cleaning process. At the same time, the positioning column 1 can be replaced according to the different workpieces 15, so as to match the height and shape of the workpiece 15.

[0030] The specific embodiments described above further illustrate the purpose, technical solution, and beneficial effects of this utility model. It should be understood that the above descriptions are merely specific embodiments of this utility model and are not intended to limit the utility model. They can also be reasonable combinations of the features described in the above embodiments. Any modifications, equivalent substitutions, or improvements made within the spirit and principles of this utility model should be included within the protection scope of this utility model.

Claims

1. A quick change mechanism characterized by: The utility model relates to a positioning device, including positioning column (1) and positioning seat (2), positioning seat (2) bottom end is provided with opening, positioning column (1) upper end inserts into the opening of positioning seat (2) bottom end, and can be detached with the connection of positioning seat (2), positioning column (1) includes positioning column body (5) and carousel (6), and carousel (6) is rotatably arranged in the lower end of positioning column body (5) through bearing (7).

2. Quick change mechanism according to claim 1, characterized in that: The upper end of the positioning column (1) is provided with a radial through hole, and a positioning pin (3) is arranged in the through hole. The lower end of the positioning seat (2) is provided with a strip-shaped hole. A groove is arranged on the inner wall surface of the lower end of the positioning seat (2). The positioning column (1) and the positioning pin (3) are inserted into the inside of the positioning seat (2) through the strip-shaped hole and are rotated. The positioning pin (3) is embedded in the groove. The side surface of the positioning seat (2) is provided with a through hole, and a mounting press pin (4) is arranged in the through hole. The mounting press pin (4) limits the positioning column (1).

3. The quick change mechanism of claim 1, wherein: The positioning column body (5) is provided with a stepped structure, and an end cover (8) is arranged at the lower end. The bearing (7) is sleeved on the positioning column body (5) and is fixed through the stepped structure and the end cover (8).

4. The quick change mechanism of claim 1, wherein: The carousel (6) includes a press plate (9), a sleeve (10), and a sleeve end cover (11). The sleeve (10) is rotatably connected with the positioning column body (5) through the bearing (7). The upper end of the sleeve (10) is provided with the sleeve end cover (11), and the lower end is provided with the press plate (9).

5. Quick change mechanism according to claim 4, characterized in that: The press plate (9) includes an upper press plate (12) and a lower press plate (13). The sleeve (10), the upper press plate (12), and the lower press plate (13) are sequentially connected.

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