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CN-122014935-A - Quick replacement connecting device and quick replacement method for pipeline of rolling mill

CN122014935ACN 122014935 ACN122014935 ACN 122014935ACN-122014935-A

Abstract

The invention provides a quick-change connecting device and a quick-change method for a rolling mill pipeline, wherein the quick-change connecting device for the rolling mill pipeline comprises a fixed bracket; the handle comprises a fixed support, a female module, a male connector and a sliding piece, wherein the female module is fixedly connected with the fixed support, a female connector is arranged on the female module, a handle is rotatably arranged on the female module, a guide groove is formed in the handle, the male module is in sliding fit with the fixed support, the male connector and the sliding piece are arranged on the male module, the male connector and the female connector are correspondingly arranged, the sliding piece is slidably arranged in the guide groove, the sliding piece slides along the guide groove in the handle rotation process, so that the male module is driven to move in a direction close to or far away from the female module, the male connector and the female connector are enabled to be completely butted or completely separated, and a locking part is arranged on the fixed support and is used for locking the handle after the male connector and the female connector are completely butted. The invention realizes the quick and accurate plug of the male connector and the female connector, and can meet the production rhythm requirement of quick replacement of a rolling mill.

Inventors

  • DING JING
  • ZHAO YUE
  • FANG QIANG
  • GUAN SHIWEI

Assignees

  • 马鞍山钢铁有限公司

Dates

Publication Date
20260512
Application Date
20260317

Claims (10)

  1. 1. A quick replacement connection device for a rolling mill pipeline is characterized by comprising the following components: A fixed bracket (7); the device comprises a female module (4), wherein the female module (4) is fixedly connected with a fixed support (7), a female connector (10) is arranged on the female module (4), a handle (1) is rotatably arranged on the female module (4), and a guide groove is formed in the handle (1); the male module (2) is in sliding fit with the fixed support (7), a male connector (9) and a sliding piece (3) are arranged on the male module (2), the male connector (9) and the female connector (10) are correspondingly arranged, and the sliding piece (3) is arranged in the guide groove in a sliding mode; the sliding piece (3) slides along the guide groove in the rotating process of the handle (1), so that the male module (2) is driven to move in a direction approaching to or separating from the female module (4), and the male connector (9) is completely abutted or completely separated from the female connector (10); the fixing support (7) is provided with a locking part, and the locking part is used for locking the handle (1) after the male connector (9) is completely abutted with the female connector (10).
  2. 2. The quick change connection device for rolling mill pipelines according to claim 1, wherein the male module (2) is provided with a plurality of first mounting holes, the male connector (9) is installed in the first mounting holes and is rotationally connected with the first mounting holes, the female module (4) is provided with a plurality of second mounting holes, and the female connector (10) is installed in the second mounting holes and is rotationally connected with the second mounting holes.
  3. 3. The quick change connecting device for rolling mill pipelines according to claim 2, wherein a first limiting part is arranged at one end of the male connector (9), a first limiting part is detachably arranged at the other end of the male connector (9), and the first limiting part are respectively positioned at two ends of the first mounting hole and used for limiting the axial movement of the male connector (9).
  4. 4. The quick change coupling of rolling mill pipeline according to claim 3, wherein a second limiting portion is disposed at one end of the female joint (10), a second limiting member is detachably disposed at the other end of the female joint (10), and the second limiting portion and the second limiting member are disposed at two ends of the second mounting hole, respectively, for limiting axial movement of the female joint (10).
  5. 5. The quick change coupler of claim 4, wherein the first and second stop members are snap springs.
  6. 6. A quick change coupling for rolling mill lines according to any one of claims 1 to 5, characterized in that the male module (2) is fixedly provided with a guide pin (8), and the female module (4) is provided with a guide hole (12) corresponding to the guide pin (8).
  7. 7. A quick change coupling for rolling mill lines according to any one of claims 1 to 5, characterized in that said guide slot is an involute slot, so that the male module (2) moves in a direction perpendicular to the female module (4) when the handle (1) is rotated.
  8. 8. A quick change coupling for rolling mill lines according to any one of claims 1 to 5, characterized in that said locking portion comprises a locking hole provided in the female module (4), said handle (1) being provided with a safety pin (6) corresponding to the locking hole, said safety pin (6) being intended to lock the handle (1) by inserting into the locking hole after the male (9) and female (10) connectors are completely docked.
  9. 9. A quick change coupling for rolling mill lines according to any one of claims 1 to 5, characterized in that one end of the guide slot is open, the slider (3) enters the guide slot from the open end of the guide slot, two locking holes are provided, a first locking hole and a second locking hole, respectively, the slider (3) is located at the opening of the guide slot when the safety pin (6) is inserted into the first locking hole, the slider (3) is located at the other end of the guide slot when the safety pin (6) is inserted into the second locking hole, and the male connector (9) is fully abutted with the female connector (10).
  10. 10. A rolling mill pipeline quick change method using the rolling mill pipeline quick change connection device according to any one of claims 1 to 9, characterized by comprising: the male connector (9) and the female connector (10) are respectively connected with a hose (11); The female module (4) is fixedly arranged on the fixed bracket (7); The male module (2) is placed on the fixed bracket (7), and the sliding piece (3) is inserted into the guide groove; rotating the handle (1) to enable the male module (2) to move towards the direction close to the female module (4) until the male connector (9) and the female connector (10) are completely in butt joint; locking the handle (1) by the locking part; When the roller needs to be replaced, the locking part is used for locking the handle (1), and the handle (1) is rotated, so that the male module (2) moves in a direction away from the female module (4) until the guide pin (8) completely leaves the guide hole (12).

Description

Quick replacement connecting device and quick replacement method for pipeline of rolling mill Technical Field The invention relates to the technical field of quick replacement of rolling mill pipelines, in particular to a quick replacement connecting device and a quick replacement method for rolling mill pipelines. Background In the technical field of material forming, in particular to roll processing production, a roll is used as a core working part, and the surface of the roll needs to be replaced in time after reaching the service life so as to ensure the production efficiency and the product quality. In practical production, the short stress rolling mill usually adopts a whole frame replacement mode, namely, when the roller is replaced, the energy medium pipeline connected with the rolling mill body needs to be quickly separated and reconnected. At present, quick-change plates or quick-change connectors are commonly adopted in the industry to realize quick connection and disconnection of pipelines, the connectors are required to be disassembled and assembled one by one, or the operation is carried out by means of special tools, so that time and labor are wasted, and the production rhythm requirement of quick-change of a rolling mill is difficult to meet. Disclosure of Invention The invention aims at overcoming the defects of the prior art, and provides a quick replacement connecting device and a quick replacement method for a pipeline of a rolling mill. In order to solve the above technical problems, in one aspect, the present invention provides a device for quick replacement of a pipeline of a rolling mill, comprising: a fixed bracket; the female module is fixedly connected with the fixed support, a female connector is arranged on the female module, a handle is rotatably arranged on the female module, and a guide groove is formed in the handle; the male module is in sliding fit with the fixed support, a male connector and a sliding piece are arranged on the male module, the male connector and the female connector are correspondingly arranged, and the sliding piece is arranged in the guide groove in a sliding mode; The sliding piece slides along the guide groove in the rotating process of the handle, so that the male module is driven to move in a direction approaching or separating from the female module, and the male connector and the female connector are completely butted or completely separated; The fixing support is provided with a locking part, and the locking part is used for locking the handle after the male connector and the female connector are completely butted. In some embodiments, the male module is provided with a plurality of first mounting holes, the male connector is mounted in the first mounting holes and is rotationally connected with the first mounting holes, the female module is provided with a plurality of second mounting holes, and the female connector is mounted in the second mounting holes and is rotationally connected with the second mounting holes. In some embodiments, a first limiting part is arranged at one end of the male connector, a first limiting part is detachably arranged at the other end of the male connector, and the first limiting part are respectively positioned at two ends of the first mounting hole and used for limiting the axial movement of the male connector. In some embodiments, one end of the female connector is provided with a second limiting part, the other end of the female connector is detachably provided with a second limiting part, and the second limiting part are respectively located at two ends of the second mounting hole and are used for limiting the axial movement of the female connector. In some embodiments, the first and second limiting members are snap springs. In some embodiments, the male module is fixedly provided with a guide pin, and the female module is provided with a guide hole corresponding to the guide pin. In some embodiments, the guide slot is an involute slot such that the male module moves in a direction perpendicular to the female module as the handle is rotated. In some embodiments, the locking part comprises a locking hole formed on the female module, and the handle is provided with a safety pin corresponding to the locking hole, and the safety pin is used for being inserted into the locking hole to lock the handle after the male connector and the female connector are completely butted. In some embodiments, the guide slot is open at one end, the slider enters the guide slot from the open end of the guide slot, two locking holes, namely a first locking hole and a second locking hole, are arranged, when the safety pin is inserted into the first locking hole, the slider is positioned at the opening of the guide slot, when the safety pin is inserted into the second locking hole, the slider is positioned at the other end of the guide slot, and the male connector is completely butted with the female connector. In another aspect, the pre