Rotary wet chemical laminating roller

Abstract

The utility model discloses a rotary wet chemical laminating roller which comprises an outer roller body and an inner roller shaft arranged in the outer roller body, the inner roller shaft and the outer roller body are coaxially arranged, disc-shaped clamping grooves are formed in the two ends of the outer roller body, detachable rotary discs are arranged in the clamping grooves in the two ends of the outer roller body, and the rotary discs are arranged in the rotary discs. A stud is fixedly connected to the side, close to the inner roller shaft, of the rotary disc. According to the utility model, the outer barrel body, the inner roller shaft and the turntable are detachably mounted, so that the outer barrel body and the turntable can be independently replaced when being independently damaged, and the use cost is reduced; in the specific assembling process, the positioning strips in the outer barrel are inserted into the guide grooves, then primary connection of the outer barrel and the inner roller shaft is achieved, then the studs on the side walls of the rotating discs are screwed into the threaded holes, the connecting purpose of the rotating discs and the inner roller shaft is achieved, the rotating discs are rotated into the clamping grooves at the moment, and the outer barrel is clamped and fixed through the two rotating discs.

Description

Technical Field

[0001] The utility model relates to the technical field of coating components, in particular to a rotary wet chemical coating drum. Background Art

[0002] With the development of science and technology, the improvement of electronic process level, as well as the miniaturization of the volume of electronic products, and the further improvement of performance and reliability, electronic components have developed from large, heavy and thick to small, light and thin, and chip components have emerged. Chip components are new tiny components without leads or short leads.

[0003] Coating helps to stabilize the performance of components and reduce performance fluctuations caused by changes in the external environment. During the coating process, the drum rotates, and a uniform coating material is formed on its surface. Chip components are in contact with the drum, and the coating material is transferred to the surface of the chip components. However, most of the existing coating drums are integrally fixed structures and cannot be disassembled. When a part is damaged, the whole needs to be replaced, which increases the economic cost, and the overall size of the drum cannot be adjusted flexibly according to needs. Summary of the Utility Model

[0004] (1) Technical Problems to be Solved

[0005] Aiming at the deficiencies of the prior art, the utility model provides a rotary wet chemical coating drum, which solves the problems put forward in the above background art.

[0006] (2) Technical Solutions

[0007] To achieve the above object, the utility model is realized through the following technical solutions: a rotary wet chemical coating drum, including an outer cylinder body and an inner roller shaft arranged inside the outer cylinder body. The inner roller shaft is coaxially arranged with the outer cylinder body. Disc-shaped clamping grooves are opened at both ends of the outer cylinder body, and detachable turntables are arranged inside the clamping grooves at both ends of the outer cylinder body. A stud is fixedly connected to one side of the turntable close to the inner roller shaft, threaded holes are opened at both ends of the inner roller shaft, and the stud is threadedly inserted into the threaded holes.

[0008] Preferably, a sealing ring is fixedly connected to the circumferential side wall of the turntable to compensate for the gap between the turntable and the clamping groove.

[0009] Preferably, a positioning sleeve is fixedly connected to one end of the turntable away from the inner roller shaft. An insertion port is opened at the end of the positioning sleeve, and the insertion port is coaxially arranged with the turntable. A through hole is opened in the positioning sleeve in the direction perpendicular to the axis, and the through hole is communicated with the insertion port.

[0010] Preferably, a protrusion is fixedly connected to the side wall of the turntable away from the inner roller shaft.

[0011] Preferably, a positioning strip is fixedly connected to the inner wall of the outer cylinder body, a guiding groove is formed in the outer circumferential side wall of the inner roller shaft, and the positioning strip is inserted into the guiding groove.

[0012] Preferably, the guiding groove is a rectangular groove, and the length of the guiding groove is the same as that of the positioning strip.

[0013] (III) Beneficial effects

[0014] The utility model provides a rotary wet chemical coating drum, which has the following beneficial effects:

[0015] 1. In the utility model, the outer cylinder body, the inner roller shaft and the turntable are detachably installed. In this way, when the outer cylinder body and the turntable are damaged separately, they can be replaced separately, thus reducing the use cost. And during specific assembly, the positioning strip inside the outer cylinder body is inserted into the guiding groove, and then the preliminary connection between the outer cylinder body and the inner roller shaft is realized. Then, the stud on the side wall of the turntable is screwed into the threaded hole to realize the connection between the turntable and the inner roller shaft. And at this time, the turntable rotates into the clamping groove, and the two turntables realize the clamping and fixing of the outer cylinder body.

[0016] 2. In the utility model, outer cylinder bodies of different sizes can be selected, which can meet the coating requirements of different thicknesses, improve production efficiency, reduce the time for adjustment and maintenance, so as to improve the flexibility and adaptability of the coating system. Description of the drawings

[0017] Figure 1 is a structural diagram of the turntable of a rotary wet chemical coating drum proposed by the utility model in a disassembled state;

[0018] Figure 2 is an exploded structural diagram of a rotary wet chemical coating drum proposed by the utility model;

[0019] Figure 3 is an assembled structural diagram of a rotary wet chemical coating drum proposed by the utility model.

[0020] In the figure: 1. Outer cylinder body; 101. Clamping groove; 2. Inner roller shaft; 201. Threaded hole; 202. Guiding groove; 3. Turntable; 4. Sealing ring; 5. Stud; 6. Positioning sleeve; 601. Socket; 602. Through hole; 7. Positioning strip; 8. Protrusion. Specific implementation manners

[0021] Next, the technical solutions in the embodiments of the utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all the embodiments.

[0022] Please refer to Figures 1 to 3, the present utility model provides a technical solution: a rotary wet chemical coating drum, which includes an outer cylinder body 1 and an inner roller shaft 2 disposed inside the outer cylinder body 1. The inner roller shaft 2 is coaxially arranged with the outer cylinder body 1. Disk-shaped clamping grooves 101 are provided at both ends of the outer cylinder body 1. Removable turntables 3 are provided inside the clamping grooves 101 at both ends of the outer cylinder body 1. A stud 5 is fixedly connected to one side of the turntable 3 close to the inner roller shaft 2. Threaded holes 201 are provided at both ends of the inner roller shaft 2, and the stud 5 is threadedly inserted into the threaded hole 201.

[0023] A positioning strip 7 is fixedly connected to the inner wall of the outer cylinder body 1, and a guiding groove 202 is provided on the outer circumferential side wall of the inner roller shaft 2. The positioning strip 7 is inserted into the guiding groove 202.

[0024] The outer cylinder body 1, the inner roller shaft 2 and the turntable 3 adopt a detachable installation method. In this way, when the outer cylinder body 1 or the turntable 3 is damaged alone, it can be replaced separately, thus reducing the use cost. And during specific assembly, the positioning strip 7 inside the outer cylinder body 1 is inserted into the guiding groove 202, and then the preliminary connection between the outer cylinder body 1 and the inner roller shaft 2 is realized. Then, the stud 5 on the side wall of the turntable 3 is screwed into the threaded hole 201 to achieve the connection purpose between the turntable 3 and the inner roller shaft 2. And at this time, the turntable 3 rotates into the clamping groove 101, and the two turntables 3 clamp and fix the outer cylinder body 1. At this time, the assembly work of the outer cylinder body 1, the inner roller shaft 2 and the turntable 3 is completed.

[0025] A sealing ring 4 is fixedly connected to the circumferential side wall of the turntable 3, which is used to compensate for the gap between the turntable 3 and the clamping groove 101, prevent the liquid used in coating from entering the inside of the outer cylinder body 1 during the coating process, thereby improving the coating quality. The sealing ring 4 is made of materials resistant to chemical corrosion and wear, such as fluororubber or silica gel, to improve the durability of the sealing ring 4.

[0026] A positioning sleeve 6 is fixedly connected to one end of the turntable 3 away from the inner roller shaft 2. An insertion port 601 is provided at the end of the positioning sleeve 6, and the insertion port 601 is coaxially arranged with the turntable 3. A through hole 602 is provided on the positioning sleeve 6 in the direction perpendicular to the axis, and the through hole 602 is communicated with the insertion port 601.

[0027] The output end of the external motor is inserted into the insertion port 601 at the end of the positioning sleeve 6, and the output end of the motor is fixed by setting fasteners such as bolts in the through hole 602 to achieve the connection purpose between the output end of the motor and the positioning sleeve 6. Thus, driven by the motor, the device can perform a rotational movement, so as to coat and film the chip components.

[0028] A protrusion 8 is fixedly connected to one side wall of the turntable 3 away from the inner roller shaft 2. By pushing the protrusion 8, it is convenient and labor-saving to rotate the turntable 3, so as to quickly realize the installation and disassembly of the turntable 3.

[0029] In addition, the guiding groove 202 is a rectangular groove, and the length of the guiding groove 202 is the same as that of the positioning bar 7, which can ensure the smooth movement of the positioning bar 7 in the guiding groove 202.

[0030] The foregoing has shown and described the basic principles, main features and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above embodiments. The above embodiments and the descriptions in the specification are only preferred examples of the present utility model and are not used to limit the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and all these changes and improvements fall within the scope of the present utility model claimed. The scope of protection claimed by the present utility model is defined by the appended claims and their equivalents.

Claims

1. A rotary wet chemical coating drum, characterized in that: The invention comprises an outer cylinder (1) and an inner roller (2) arranged inside the outer cylinder (1); the inner roller (2) and the outer cylinder (1) are arranged coaxially; both ends of the outer cylinder (1) are provided with disc-shaped clamping grooves (101); both ends of the clamping grooves (101) of the outer cylinder (1) are provided with detachable turntables (3); a stud (5) is fixedly connected to one side of the turntable (3) close to the inner roller (2); both ends of the inner roller (2) are provided with threaded holes (201); the studs (5) are threadedly inserted into the threaded holes (201).

2. A rotary wet chemical coating drum according to claim 1, characterized in that: A sealing ring (4) is fixedly connected to the circumferential side wall of the rotating disk (3) and is used to compensate for the gap between the rotating disk (3) and the card slot (101).

3. The rotary wet chemical coating drum according to claim 1, characterized in that: A positioning sleeve (6) is fixedly connected to one end of the rotating disk (3) away from the inner roller shaft (2); a socket (601) is provided at the end of the positioning sleeve (6); the socket (601) is coaxially arranged with the rotating disk (3); a through hole (602) is provided on the positioning sleeve (6) in a direction perpendicular to the axis; the through hole (602) is connected to the socket (601).

4. A rotary wet chemical coating drum according to claim 3, characterized in that: A protrusion (8) is fixedly connected to a side wall of the rotating disk (3) away from the inner roller shaft (2).

5. The rotary wet chemical coating drum according to claim 1, characterized in that: The inner wall of the outer cylinder (1) is fixedly connected with a positioning strip (7), the outer circumferential side wall of the inner roller shaft (2) is provided with a guide groove (202), and the positioning strip (7) is inserted into the guide groove (202).

6. A rotary wet chemical coating drum according to claim 5, characterized in that: The guide groove (202) is a rectangular groove, and the length of the guide groove (202) is the same as the length of the positioning strip (7).

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