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CN-224222331-U - Combined cooling roller

CN224222331UCN 224222331 UCN224222331 UCN 224222331UCN-224222331-U

Abstract

The utility model relates to the technical field of rollers, in particular to a combined cooling roller, which comprises a first supporting frame, wherein a rotary joint is fixedly connected inside the first supporting frame, one end of the rotary joint is rotatably connected with a connecting pipe, the other end of the rotary joint is fixedly connected with a fixed pipe, the top of the inner wall of the fixed pipe is fixedly connected with a liquid inlet pipe, the bottom of the inner wall of the fixed pipe is fixedly connected with a liquid outlet pipe, the top of the liquid inlet pipe is fixedly connected with a spray head, and the bottom of the liquid outlet pipe is fixedly connected with a suction pipe. The utility model has the advantages that the cooling liquid can be conveyed into the roller shaft through the liquid inlet pipe, when the roller shaft rotates, the cooling liquid can be sprayed to the inner wall of the roller shaft through the spray head, the cooling liquid sprayed into the roller shaft is piled up at the bottom position of the roller shaft, and when the liquid level of the cooling liquid rises to the suction pipe, the negative pressure pump can pump the cooling liquid, so that the situation that the cooling liquid is piled up on the roller shaft can be avoided, and the purpose of cooling the roller shaft can be achieved.

Inventors

  • ZHANG XUEJUN
  • ZHANG LEI

Assignees

  • 常熟市亿豪轧辊有限公司

Dates

Publication Date
20260512
Application Date
20250513

Claims (6)

  1. 1. The combined cooling roller is characterized by comprising a first supporting frame (1), wherein a rotary joint (2) is fixedly connected to the inside of the first supporting frame (1), one end of the rotary joint (2) is rotationally connected with a connecting pipe (3), the other end of the rotary joint (2) is fixedly connected with a fixing pipe (4), the top of the inner wall of the fixing pipe (4) is fixedly connected with a liquid inlet pipe (5), the bottom of the inner wall of the fixing pipe (4) is fixedly connected with a liquid outlet pipe (6), the top of the liquid inlet pipe (5) is fixedly connected with a spray head (7), the bottom of the liquid outlet pipe (6) is fixedly connected with a suction pipe (8), the end parts of the liquid inlet pipe (5) and the liquid outlet pipe (6) are fixedly connected with a fixing column (9), the outer surface of the fixing column (9) is fixedly connected with a first bearing (10), and one side of the connecting pipe (3) is fixedly connected with a roller shaft (11).
  2. 2. The combined cooling roll according to claim 1, wherein the other end of the roll shaft (11) is fixedly connected with a rotating shaft (12), the outer surface of the rotating shaft (12) is fixedly connected with a second bearing, the outer part of the second bearing is fixedly connected with a second supporting frame (13), and the first supporting frame (1) and the second supporting frame (13) are the same in size.
  3. 3. The combined cooling roll as set forth in claim 1, wherein the liquid inlet pipe (5) and the liquid outlet pipe (6) are both semicircular pipes, the number of the spray heads (7) is a plurality, the linear arrays of the spray heads (7) are embedded and mounted on the top of the liquid inlet pipe (5), the number of the suction pipes (8) is a plurality, the linear arrays of the suction pipes (8) are embedded and mounted on the bottom of the liquid outlet pipe (6), and a negative pressure pump is arranged at the end of the liquid outlet pipe (6).
  4. 4. The combined cooling roller according to claim 1, wherein the diameter of the fixing column (9) is matched with the diameter of the fixing tube (4), the first bearing (10) is embedded and arranged in the rotating shaft (12), the diameter of the roller shaft (11) is the same as the outer diameter of the connecting tube (3), and the inner diameter of the connecting tube (3) is larger than the outer diameter of the fixing tube (4).
  5. 5. The combined cooling roll as claimed in claim 1, wherein one end of the roll shaft (11) is fixedly connected with a connecting shaft (14), and the end of the connecting shaft (14) is fixedly connected with a transmission gear (15).
  6. 6. A combined cooling roll according to claim 1, wherein the inside of the roll shaft (11) is hollow, the roll shaft (11) is communicated with the connecting pipe (3), and the diameter of the roll shaft (11) is larger than the outer diameter of the connecting pipe (3).

Description

Combined cooling roller Technical Field The utility model relates to the technical field of rollers, in particular to a combined cooling roller. Background The roller is an important consumption component for determining the efficiency of rolling mill and the quality of rolled material, and is an important part on rolling mill of steel mill, and the rolling mill steel is rolled by the pressure generated when a pair or a group of rollers roll, and is mainly affected by dynamic and static load, abrasion and temperature change during rolling. A combined cooling roll disclosed in China patent CN210523400U is found through research on the prior art and the prior art, and the prior art show that the existing roll is easy to cause overheat of a roll ring in the processing process and can cause breakage of the roll ring. The utility model thus proposes a combined cooling roll. Disclosure of utility model The object of the present utility model is to solve at least one of the technical drawbacks. The utility model aims to overcome the defects of the prior art, solve the problems in the background art and provide a combined cooling roller. The combined cooling roller comprises a first supporting frame, wherein a rotary joint is fixedly connected inside the first supporting frame, one end of the rotary joint is rotatably connected with a connecting pipe, the other end of the rotary joint is fixedly connected with a fixed pipe, the top of the inner wall of the fixed pipe is fixedly connected with a liquid inlet pipe, the bottom of the inner wall of the fixed pipe is fixedly connected with a liquid outlet pipe, the top of the liquid inlet pipe is fixedly connected with a spray head, the bottom of the liquid outlet pipe is fixedly connected with a suction pipe, the ends of the liquid inlet pipe and the liquid outlet pipe are fixedly connected with a fixed column, the outer surface of the fixed column is fixedly connected with a first bearing, and one side of the connecting pipe is fixedly connected with a roller shaft. Preferably, the other end of the roller shaft is fixedly connected with a rotating shaft, the outer surface of the rotating shaft is fixedly connected with a second bearing, the outer part of the second bearing is fixedly connected with a second supporting frame, and the sizes of the first supporting frame and the second supporting frame are the same. Through adopting above-mentioned technical scheme, first support frame and second support frame support the roller. Preferably, the liquid inlet pipe and the liquid outlet pipe are both arranged in a semicircular pipeline, the number of the spray heads is a plurality of, the plurality of the spray head linear arrays are embedded and arranged at the top of the liquid inlet pipe, the number of the suction pipes is a plurality of the suction pipes, the plurality of the suction pipe linear arrays are embedded and arranged at the bottom of the liquid outlet pipe, and the end part of the liquid outlet pipe is provided with a negative pressure pump. By adopting the technical scheme, the liquid inlet pipe and the liquid outlet pipe are combined to form a circular pipe, and can be positioned at the center of the roll shaft. Preferably, the diameter of the fixing column is matched with the diameter of the fixing tube, the first bearing is embedded in the rotating shaft, the diameter of the roller shaft is the same as the outer diameter of the connecting tube, and the inner diameter of the connecting tube is larger than the outer diameter of the fixing tube. Through adopting above-mentioned technical scheme, the fixed column can be with the end connection of feed liquor pipe and drain pipe to through the inside of first bearing location in the pivot, make feed liquor pipe and drain pipe can be in the roller in the horizontal place more stable. Preferably, one end of the roll shaft is fixedly connected with a connecting shaft, and the end part of the connecting shaft is fixedly connected with a transmission gear. By adopting the technical scheme, the driving belt can drive the roll shaft to rotate through the driving gear. Preferably, the inside of the roll shaft is in a hollow state, the roll shaft is communicated with the connecting pipe, and the diameter of the roll shaft is larger than the outer diameter of the connecting pipe. Compared with the prior art, the utility model has the following advantages: 1. This combination formula cooling roll through setting up the fixed pipe, the top fixedly connected with feed liquor pipe of fixed pipe inner wall, the bottom fixedly connected with drain pipe of fixed pipe inner wall, the top fixedly connected with shower nozzle of feed liquor pipe, the bottom fixedly connected with straw of drain pipe, during the use, the inside of accessible feed liquor pipe with cooling liquid transport to the roller, during the roller rotates, can spout the inner wall of cooling liquid to the roller through the shower nozzle, the cooling liquid