Straight runner light-weight cooling roller
The carbon fiber composite roll with straight flow channels addresses uneven cooling in existing cooling rolls, ensuring uniform heating and reducing energy consumption while maintaining manufacturing precision.
Patent Information
- Application Number
- CN202422337843.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-25
- Publication Date
- 2025-07-15
- Estimated Expiration
- 2034-09-25
AI Technical Summary
The spiral flow path of existing cooling rollers leads to a large temperature difference and uneven cooling temperature, which affects product quality.
The carbon fiber composite roller body is adopted, with interlaced DC channel on the outside and equipped with a metal shell. The runner design is shorter, the flow time is faster, the temperature difference is small, and the end cover is removable for easy maintenance.
It achieves a more uniform heating of materials, improves product quality, reduces equipment power consumption, improves cooling efficiency and mechanical equipment performance, and ensures processing accuracy.
Smart Images
Figure CN223106530U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the field of machinery, in particular to a roller body for an industrial production line, and especially to a direct-channel lightweight cooling roller. Background Art
[0002] In modern industrial production, as a key device for regulating the temperature of materials, the cooling roller plays an indispensable role. From the leveling of metal materials to the stretching of plastic films, from paper production to food processing, the cooling roller is widely used due to its high cooling capacity. In the prior art, the cooling roller includes a roller body, a spiral flow channel is arranged on the surface of the roller body, and a water inlet and a water outlet are arranged at both ends of the roller body. During the working process, due to the long path of the spiral flow channel, long flow time, and slow counterflow speed, it is easy to cause a large temperature difference between the front section and the rear section of the spiral flow channel, uneven cooling temperature, and reduced product quality. Summary of the Invention
[0003] The purpose of the utility model is to provide a direct-channel lightweight cooling roller, and the direct-channel lightweight cooling roller is to solve the technical problem of large temperature difference caused by the spiral flow channel in the prior art.
[0004] A direct-channel lightweight cooling roller of the utility model includes a carbon fiber composite roller body. At least two first direct channels and at least two second direct channels are arranged on the outer side surface of the carbon fiber composite roller body at intervals and in a staggered manner along the circumferential direction. The flow directions of the first direct channel and the second direct channel are opposite and both are parallel to the axial direction of the carbon fiber composite roller body. A metal shell is coated on the outer side of the carbon fiber composite roller body. First end caps and second end caps are respectively arranged at both ends of the carbon fiber composite roller body. The first end caps and the second end caps are connected to the carbon fiber composite roller body by screws. A first loop water inlet flow channel and a second loop water return flow channel are arranged in the first end caps. A first loop water return flow channel and a second loop water inlet flow channel are arranged in the second end caps. The first loop water inlet flow channel and the first loop water return flow channel are respectively communicated with both ends of the first direct channel. The second loop water inlet flow channel and the second loop water return flow channel are respectively communicated with both ends of the second direct channel.
[0005] Further, the metal shell is made of stainless steel material.
[0006] Further, the thickness of the metal shell is 0.3 - 5 mm.
[0007] Compared with the prior art, the effects of the present utility model are positive and obvious. A direct flow channel is provided in the carbon fiber composite roll body. Compared with the spiral flow channel, the direct flow channel is shorter, the flow time is short, the left and right counter-flushing speed is fast, the temperature difference is small, the material is heated more evenly, and the quality of the inflowing product is improved. The end cover is detachably connected to the metal shell by screws, and the end cover can be conveniently removed during maintenance and each flow channel can be cleaned and maintained separately. The roll body is made of carbon fiber composite material, and its specific gravity is much lower than that of carbon steel. It has the characteristics of light weight, small deflection under load, high strength, high rigidity, and high heat transfer efficiency, greatly reducing the power consumption of the equipment, significantly improving the cooling efficiency and the performance of the mechanical equipment, and significantly reducing the deflection of the roll body under load, ensuring the processing accuracy of the product during the processing process and improving the processing quality. BRIEF DESCRIPTION OF THE DRAWINGS
[0008] Figure 1 FIG. is a schematic diagram of a lightweight cooling roll with a direct flow channel of the present utility model.
[0009] Figure 2 FIG. is a schematic diagram of a first direct flow channel and a second direct flow channel in a lightweight cooling roll with a direct flow channel of the present utility model. DETAILED DESCRIPTION OF THE EMBODIMENTS
[0010] The present utility model will be further described below in conjunction with embodiments, but the present utility model is not limited to these embodiments. Any similar structure and its similar changes using the present utility model shall be included in the protection scope of the present utility model. The use of directions such as up, down, front, back, left, and right in the present utility model is only for the convenience of clear description and is not a limitation on the technical solution of the present utility model.
[0011] As Figure 1 and Figure 2 shown, a lightweight cooling roll with a direct flow channel of the present utility model includes a carbon fiber composite roll body 1. At least two first direct flow channels 2 and at least two second direct flow channels 3 are arranged at intervals and alternately along the circumferential direction on the outer side surface of the carbon fiber composite roll body 1. The flow directions of the first direct flow channel 2 and the second direct flow channel 3 are opposite and both are parallel to the axial direction of the carbon fiber composite roll body 1. A metal shell 4 is coated on the outer side of the carbon fiber composite roll body 1. A first end cover 5 and a second end cover 6 are respectively arranged at both ends of the carbon fiber composite roll body 1. The first end cover 5 and the second end cover 6 are connected to the carbon fiber composite roll body 1 by screws 7. A first loop inlet water flow channel 8 and a second loop return water flow channel 9 are arranged in the first end cover 5. A first loop return water flow channel 10 and a second loop inlet water flow channel 11 are arranged in the second end cover 6. The first loop inlet water flow channel 8 and the first loop return water flow channel 10 are respectively communicated with both ends of the first direct flow channel 2. The second loop inlet water flow channel 11 and the second loop return water flow channel 9 are respectively communicated with both ends of the second direct flow channel 3.
[0012] Further, the metal housing 4 is made of stainless steel material.
[0013] Further, the thickness of the metal housing 4 is 0.3 - 5 mm.
[0014] Specifically, the carbon fiber composite material (CFRP), the metal housing 4, stainless steel, etc. in this embodiment all adopt well-known solutions in the prior art, which are already understood by those skilled in the art and will not be elaborated herein.
[0015] The working principle of this embodiment:
[0016] During operation, the cooling water enters from the first circuit water inlet flow channel 8 and the second circuit water inlet flow channel 11 respectively, passes through the first straight flow channel 2 and the second straight flow channel 3 respectively to exchange heat with the material through the metal housing 43, and then flows out from the first circuit water return flow channel 10 and the second circuit water return flow channel 9 respectively to achieve the cooling function of the cooling roller.
[0017] In the carbon fiber composite roller body 1 of the present utility model, straight flow channels are provided. Compared with spiral flow channels, the straight flow channels are shorter, the flow time is short, the left and right counter - flow speed is fast, the temperature difference is small, making the material heated more evenly and improving the quality of the inflowing product. The end cover 4 is detachably connected to the metal housing 4 through screws 7, and the end cover 4 can be conveniently removed during maintenance and cleaning to clean and maintain each flow channel separately. The roller body is made of carbon fiber composite material, whose specific gravity is much lower than that of carbon steel, and it has the characteristics of light weight, small deflection under load, high strength, high rigidity, and high heat transfer efficiency, greatly reducing the power consumption of the equipment, significantly improving the cooling efficiency and the performance of mechanical equipment, significantly reducing the deflection of the roller body under load, ensuring the processing accuracy of the product during the processing process, and improving the processing quality.
Claims
1. A lightweight cooling roll with a straight channel, characterized in that: It includes a carbon fiber composite roll body. At least two first direct channels and at least two second direct channels are arranged at intervals and staggered along the circumferential direction on the outer side surface of the carbon fiber composite roll body. The flow directions of the first direct channels and the second direct channels are opposite and both are parallel to the axial direction of the carbon fiber composite roll body. A metal shell is coated on the outside of the carbon fiber composite roll body. A first end cover and a second end cover are respectively arranged at both ends of the carbon fiber composite roll body. The first end cover and the second end cover are connected to the carbon fiber composite roll body by screws. A first circuit water inlet channel and a second circuit water return channel are arranged in the first end cover. A first circuit water return channel and a second circuit water inlet channel are arranged in the second end cover. The first circuit water inlet channel and the first circuit water return channel are respectively communicated with both ends of the first direct channel. The second circuit water inlet channel and the second circuit water return channel are respectively communicated with both ends of the second direct channel.
2. The lightweight cooling roll with a direct flow channel according to claim 1, wherein: The metal shell is made of stainless steel material.
3. The lightweight cooling roll with a straight channel according to claim 1, wherein: The thickness of the metal shell is 0.3 - 5 mm.