Quick change structure for stirring paddle of tablet coating machine

Abstract

The utility model discloses a tablet coating machine stirring paddle quick-change structure which comprises a coating processing barrel which is of a hollow cylinder design, a mounting groove is formed in the surface of the coating processing barrel, and a connecting mounting block is arranged on the inner wall of the mounting groove of the coating processing barrel. And one end, facing the outer surface of the coating processing barrel, of the connecting mounting block is fixedly connected with an outer wall fixing block. According to the quick-change structure for the stirring paddle of the tablet coating machine, a locking clamping groove and a lateral clamping plate are arranged, so that when the quick-change structure works, a limiting insertion plate is conveniently positioned through a connecting groove formed between a connecting mounting block and a supporting baffle, the efficiency of mounting the limiting insertion plate is conveniently improved, and then a transmission lead screw is rotated to drive a linkage sliding column and an extrusion block to move; an extrusion block pushes a lateral clamping plate to clamp a locking clamping groove, so that a positioning plate and a limiting insertion plate are limited, the speed of dismounting and mounting the positioning plate is increased, and the maintenance and replacement efficiency of the stirring paddle plate is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of food processing, in particular to a quick-change structure of a stirring paddle of a tablet coating machine. Background Technique

[0002] Tablet coating machines are widely applicable to pharmaceutical, chemical, and food research institutes for coating tablets and pills with sugar coatings and polishing them. They are also used in the food industry for coating and polishing sugar-coated tablets after making pills or coating candies. The sugar-coated tablets have a bright color. They can not only prevent the oxidation and deterioration of the tablet chips but also cover up the unpleasant taste of the tablet chips. They can also slow down the dissolution process in the human gastrointestinal tract. To evenly coat the crystal coating on the surface of the chips as soon as possible and achieve the polishing purpose, it is necessary to spray syrup on the chips in the pot in batches first, and then rotate the pot body clockwise to make the sugar-coated tablets tumble, rub, and grind in the pot to make the sugar coating uniform. At the same time, hot air is introduced into the pot to quickly remove the moisture on the surface layer of the sugar coating of the tablets. Finally, sugar-coated tablets with uniform and smooth coatings are obtained. This machine is a commonly used device for the sugar coating process. It rotates at a stable linear speed of the pot body to make the tablets form the best parabolic curve in the pot, meeting the process requirements of uniform thickness of the sugar coating layer, bright color, and no pitting.

[0003] When the existing tablet coating machine is in use, the large and small baffles in the coating machine cavity are adjustable components installed on the inner wall of the coating machine cavity. They are usually located on the side or bottom of the coating machine and are used to control the air flow, material flow direction, and distribution during the coating process. The baffles in the existing coating machine cavity are generally fixed in the installation position by bolts, nuts, or other fixing parts. However, it takes a long time to disassemble them, reducing the maintenance efficiency. Content of the Utility Model

[0004] The purpose of the utility model is to provide a quick-change structure of a stirring paddle of a tablet coating machine to solve the problem that the baffles in the existing coating machine cavity are generally fixed in the installation position by bolts, nuts, or other fixing parts, but it takes a long time to disassemble them, reducing the maintenance efficiency as mentioned in the above background technique.

[0005] To achieve the above object, the present utility model provides the following technical solution: A quick-change structure for a stirring paddle of a tablet coating machine, including a coating processing barrel, which is designed as a hollow cylinder. An installation groove is provided on the surface of the coating processing barrel, and a connecting installation block is provided on the inner wall of the installation groove of the coating processing barrel. One end of the connecting installation block facing the outer surface of the coating processing barrel is fixedly connected with an outer wall fixing block, and one end of the connecting installation block facing the inner wall of the coating processing barrel is fixedly connected with a support baffle. A groove is provided on the surface of the support baffle, and a positioning plate is installed on the inner wall of the groove of the support baffle. A paddle plate for stirring is fixedly connected to one side surface of the positioning plate, and two limiting insertion plates are fixed on the other side surface of the positioning plate. A locking card slot is provided on the lower side surface of the limiting insertion plate. An opening is provided between the coating processing barrel and the connecting installation block, and a quick-change mechanism is provided in the opening between the coating processing barrel and the connecting installation block, which drives a linkage sliding column and a pressing block to push a lateral clamping plate by rotating a transmission lead screw to fix the limiting insertion plate.

[0006] Preferably, the outer wall fixing block is connected to the coating processing barrel by bolts, and the positioning plate and the paddle plate for stirring are fixed by welding or bolts.

[0007] Adopting the above technical solution, the outer wall fixing block and the coating processing barrel are fixed by bolts, and the fixed connection between the positioning plate and the paddle plate for stirring facilitates replacement.

[0008] Preferably, a connection groove corresponding to the limiting insertion plate is provided between the support baffle and the connecting installation block, and the two locking card slots are symmetrically arranged about the midline of the limiting insertion plate.

[0009] Adopting the above technical solution, the connection groove provided between the support baffle and the connecting installation block facilitates the insertion of the limiting insertion plate for connection.

[0010] Preferably, the quick-change mechanism includes a transmission lead screw, which is rotatably connected to the inner wall of the opening between the connecting installation block and the outer wall fixing block. A linkage sliding column is slidably connected to the inner wall of the opening of the connecting installation block, a pressing block is slidably connected to the inner wall of the opening of the connecting installation block, and a lateral clamping plate is installed through the inner wall of the opening of the connecting installation block.

[0011] Adopting the above technical solution, by rotating the transmission lead screw, the transmission lead screw drives the linkage sliding column to slide.

[0012] Preferably, one end of the transmission lead screw and the linkage sliding column form a threaded connection, the other end of the linkage sliding column is fixedly connected with the pressing block, and the side surface of the pressing block is inclined.

[0013] Adopting the above technical solution, the sliding of the linkage sliding column drives the pressing block to move, so that the pressing block pushes the lateral clamping plate.

[0014] Preferably, the side clamping plate is slidably connected to the connecting and mounting block, and a spring is connected between the side clamping plate and the connecting and mounting block. One end of the side clamping plate facing the extrusion block is arc-shaped, and the side clamping plate penetrates through a connecting groove formed between the support baffle and the connecting and mounting block.

[0015] With the above technical solution, after the side clamping plate is pushed, it slides, so that the side clamping plate engages and fixes the locking card slot.

[0016] Preferably, a support piston column is fixedly connected to the upper surface of the extrusion block. An air guide groove is formed inside the support baffle. An anti-impurity airbag is fixed to the inner wall of the groove of the support baffle. The air guide groove is respectively communicated with the support piston column and the anti-impurity airbag. The anti-impurity airbag is annularly designed.

[0017] With the above technical solution, by driving the support piston column to slide through the extrusion block, the air guide groove guides air into the anti-impurity airbag.

[0018] Compared with the prior art, the beneficial effects of the present utility model are as follows: the quick-change structure of the stirring paddle of this tablet coating machine:

[0019] 1. There are provided a locking card slot and a side clamping plate. When the device works, through the connecting groove formed between the connecting and mounting block and the support baffle, it is convenient to position the limiting insertion plate, which is beneficial to improving the installation efficiency of the limiting insertion plate. Subsequently, by rotating the transmission lead screw to drive the linkage sliding column and the extrusion block to move, the extrusion block pushes the side clamping plate to engage the locking card slot, thereby limiting the positioning plate and the limiting insertion plate, which is beneficial to accelerating the disassembly and assembly speed of the positioning plate, and thus improving the maintenance and replacement efficiency of the stirring paddle;

[0020] 2. There are provided a support baffle and a limiting insertion plate. When the device works, by inserting the limiting insertion plate into the connecting groove of the limiting insertion plate, the connection efficiency is improved, so that the symmetrical limiting insertion plates are respectively engaged with the 2 side clamping plates, increasing the uniformity of the fixation of the device. And by supporting the positioning plate through the groove of the support baffle, the stability after installation is further improved, which is beneficial to the convenience of maintaining the device;

[0021] 3. There are provided an air guide groove and an anti-impurity airbag. When the device works, when the extrusion block is driven to slide through the linkage sliding column for fixation, the extrusion block drives the support piston column to move, so that the support piston column pushes the air in the air guide groove into the anti-impurity airbag, and the anti-impurity airbag expands and fits the side surface of the positioning plate, which is convenient to fit and protect the side surface of the positioning plate, prevent the entry of impurities, reduce the damage to the connecting components, and extend the service life of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a three-dimensional structural schematic diagram of the connection between the coating processing barrel and the outer wall fixing block of the present utility model;

[0023] Figure 2 This is a three-dimensional structural schematic diagram of the connection between the connection and installation block and the outer wall fixing block of the present utility model;

[0024] Figure 3 This is a three-dimensional structural schematic diagram of the connection between the positioning plate and the paddle for stirring of the present utility model;

[0025] Figure 4 This is a three-dimensional structural schematic diagram of the connection between the transmission lead screw and the linkage sliding column of the present utility model;

[0026] Figure 5 This is a three-dimensional structural schematic diagram of the connection between the support baffle and the anti-impurity airbag of the present utility model;

[0027] Figure 6 This is a three-dimensional structural schematic diagram of the connection between the extrusion block and the lateral clamping plate of the present utility model.

[0028] In the figure: 1, coating processing barrel; 2, connection and installation block; 3, outer wall fixing block; 4, support baffle; 5, positioning plate; 6, paddle for stirring; 7, limit insertion plate; 8, locking card slot; 9, transmission lead screw; 10, linkage sliding column; 11, extrusion block; 12, lateral clamping plate; 13, support piston column; 14, air guide groove; 15, anti-impurity airbag. Specific embodiments

[0029] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0030] Please refer to Figure 1-6, the present utility model provides a technical solution: a quick-change structure for the stirring paddle of a tablet coating machine, including a coating processing barrel 1, a connecting mounting block 2, an outer wall fixing block 3, a support baffle 4, a positioning plate 5, a stirring paddle plate 6, a limiting insertion plate 7, a locking card slot 8, a transmission lead screw 9, a linkage sliding column 10, a pressing block 11, a lateral clamping plate 12, a support piston column 13, an air guide groove 14 and an anti-impurity airbag 15. The coating processing barrel 1 is designed as a hollow cylinder. An installation groove is provided on the surface of the coating processing barrel 1, and a connecting mounting block 2 is provided on the inner wall of the installation groove of the coating processing barrel 1. The outer wall fixing block 3 is connected to the coating processing barrel 1 by bolts. The positioning plate 5 and the stirring paddle plate 6 are fixed by welding or bolts. A connecting groove corresponding to the limiting insertion plate 7 is provided between the support baffle 4 and the connecting mounting block 2. Two locking card slots 8 are symmetrically arranged about the midline of the limiting insertion plate 7. When using this device, first pass the connecting mounting block 2 through the installation groove of the coating processing barrel 1, and then fix the outer wall fixing block 3 and the outer wall fixing block 3 by bolts. Then insert the limiting insertion plate 7 into the connecting groove on the surface of the limiting insertion plate 7 for installation.

[0031] One end of the connecting mounting block 2 facing the outer surface of the coating processing barrel 1 is fixedly connected with an outer wall fixing block 3. One end of the connecting mounting block 2 facing the inner wall of the coating processing barrel 1 is fixedly connected with a support baffle 4. The quick-change mechanism includes a transmission lead screw 9, which is rotatably connected to the inner wall of the opening between the connecting mounting block 2 and the outer wall fixing block 3. A linkage sliding column 10 is slidably connected to the inner wall of the opening of the connecting mounting block 2. A pressing block 11 is slidably connected to the inner wall of the opening of the connecting mounting block 2. A lateral clamping plate 12 is installed through the inner wall of the opening of the connecting mounting block 2. By driving the positioning plate 5 to be inserted into the groove of the support baffle 4 by the limiting insertion plate 7, it is convenient to position the positioning plate 5 and the stirring paddle plate 6, and the stability of the positioning plate 5 is improved. By rotating the transmission lead screw 9, the thread of the transmission lead screw 9 drives the linkage sliding column 10 to slide, and the linkage sliding column 10 drives the pressing block 11 to move.

[0032] The surface of the support baffle 4 is provided with a groove, and a positioning plate 5 is installed on the inner wall of the groove of the support baffle 4. A stirring paddle 6 is fixedly connected to the surface of one side of the positioning plate 5. Two limiting insertion plates 7 are fixed on the surface of the other side of the positioning plate 5. A locking card slot 8 is opened on the lower side surface of the limiting insertion plate 7. One end of the transmission lead screw 9 and the linkage sliding column 10 form a threaded connection. The other end of the linkage sliding column 10 is fixedly connected to the extrusion block 11. The side surface of the extrusion block 11 is inclined. The lateral clamping plate 12 is slidably connected to the connecting and mounting block 2, and a spring is connected between the lateral clamping plate 12 and the connecting and mounting block 2. The end of the lateral clamping plate 12 facing the extrusion block 11 is arc-shaped. The lateral clamping plate 12 passes through the connection slot opened between the support baffle 4 and the connecting and mounting block 2. Through the movement of the extrusion block 11, the inclined surface of the extrusion block 11 pushes the arc surface of the lateral clamping plate 12, so that the lateral clamping plate 12 slides and inserts into the locking card slot 8 to clamp and fix the limiting insertion plate 7, improving the disassembly, assembly and maintenance efficiency of the positioning plate 5 and the stirring paddle 6.

[0033] An opening is provided between the coating processing barrel 1 and the connecting and mounting block 2, and a quick-change mechanism is provided in the opening between the coating processing barrel 1 and the connecting and mounting block 2. By rotating the transmission lead screw 9, the linkage sliding column 10 and the extrusion block 11 are driven to push the lateral clamping plate 12 to fix the limiting insertion plate 7. A support piston column 13 is fixedly connected to the upper surface of the extrusion block 11. An air guide groove 14 is opened inside the support baffle 4. An anti-impurity air bag 15 is fixed on the inner wall of the groove of the support baffle 4. The air guide groove 14 is respectively communicated with the support piston column 13 and the anti-impurity air bag 15. The anti-impurity air bag 15 is annular. While the extrusion block 11 is moving, the support piston column 13 on the surface of the extrusion block 11 is driven to move. The air in the air guide groove 14 is pushed into the anti-impurity air bag 15 through the support piston column 13, so that the anti-impurity air bag 15 is inflated and fits on the side surface of the positioning plate 5, facilitating the blocking of impurity particles, protecting the internal connecting components, and prolonging the service life of the device.

[0034] Working principle: When using the quick-change structure of the stirring paddle of this tablet coating machine, first fix the connecting and mounting block 2 in the connection slot of the coating processing barrel 1. Connect the positioning plate 5 and the stirring paddle 6 through the support baffle 4. Rotate the transmission lead screw 9 to drive the linkage sliding column 10 and the extrusion block 11 to slide, so that the extrusion block 11 pushes the lateral clamping plate 12 to move and insert into the locking card slot 8, thereby limiting the limiting insertion plate 7. And when the extrusion block 11 moves, it drives the support piston column 13 to slide, so that the air guide groove 14 introduces air into the anti-impurity air bag 15, improving the sealing and protection performance of the positioning plate 5 and increasing the overall practicability.

[0035] Although embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A quick-change structure of a stirring paddle for a tablet coating machine, comprising a coating processing barrel (1), which is designed as a hollow cylinder. An installation groove is provided on the surface of the coating processing barrel (1), and a connecting installation block (2) is provided on the inner wall of the installation groove of the coating processing barrel (1). It is characterized in that: One end of the connecting and mounting block (2) facing the outer surface of the coating processing barrel (1) is fixedly connected with an outer wall fixing block (3). One end of the connecting and mounting block (2) facing the inner wall of the coating processing barrel (1) is fixedly connected with a support baffle (4). A groove is provided on the surface of the support baffle (4), and a positioning plate (5) is installed on the inner wall of the groove of the support baffle (4). A stirring paddle (6) is fixedly connected to one side surface of the positioning plate (5). Two limit insertion plates (7) are fixed on the other side surface of the positioning plate (5). A locking card slot (8) is provided on the lower side surface of the limit insertion plate (7). An opening is provided between the coating processing barrel (1) and the connecting and mounting block (2), and a quick-change mechanism is provided in the opening between the coating processing barrel (1) and the connecting and mounting block (2). By rotating the transmission lead screw (9), the linkage sliding column (10) and the extrusion block (11) are driven to push the lateral clamping plate (12) so as to fix the limit insertion plate (7).

2. The quick-change structure of the stirring paddle of a tablet coating machine according to claim 1, wherein: The outer wall fixing block (3) is connected to the coating processing barrel (1) by bolts. The positioning plate (5) and the stirring paddle (6) are fixed by welding or bolts.

3. The quick-change structure of the stirring paddle of a tablet coating machine according to claim 1, characterized in that: A connecting groove corresponding to the limit insertion plate (7) is provided between the support baffle (4) and the connecting and mounting block (2). The two locking card slots (8) are symmetrically arranged about the midline of the limit insertion plate (7).

4. A quick-change structure of a stirring paddle for a tablet coating machine according to claim 1, characterized in that: The quick-change mechanism includes a transmission lead screw (9), which is rotatably connected to the inner wall of the opening between the connecting and mounting block (2) and the outer wall fixing block (3). A linkage sliding column (10) is slidably connected to the inner wall of the opening of the connecting and mounting block (2). An extrusion block (11) is slidably connected to the inner wall of the opening of the connecting and mounting block (2). A lateral clamping plate (12) is installed through the inner wall of the opening of the connecting and mounting block (2).

5. The quick-change structure of the stirring paddle of a tablet coating machine according to claim 4, characterized in that: One end of the transmission lead screw (9) is threadedly connected to the linkage sliding column (10), and the other end of the linkage sliding column (10) is fixedly connected to the extrusion block (11). The side surface of the extrusion block (11) is designed to be inclined.

6. The quick-change structure of the stirring paddle of a tablet coating machine according to claim 4, characterized in that: The lateral clamping plate (12) is slidably connected to the connecting and mounting block (2), and a spring is connected between the lateral clamping plate (12) and the connecting and mounting block (2). One end of the lateral clamping plate (12) facing the extrusion block (11) is designed to be arc-shaped. The lateral clamping plate (12) passes through the connecting groove provided between the support baffle (4) and the connecting and mounting block (2).

7. A quick-change structure of a stirring paddle for a tablet coating machine according to claim 4, characterized in that: A support piston column (13) is fixedly connected to the upper surface of the extrusion block (11). An air guide groove (14) is provided inside the support baffle (4). An anti-impurity air bag (15) is fixed on the inner wall of the groove of the support baffle (4). The air guide groove (14) is respectively communicated with the support piston column (13) and the anti-impurity air bag (15). The anti-impurity air bag (15) is designed to be annular.

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