CN214348648U - 一种短应力轧机拉杆的液压预应力系统 - Google Patents
一种短应力轧机拉杆的液压预应力系统 Download PDFInfo
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- CN214348648U CN214348648U CN202021944643.9U CN202021944643U CN214348648U CN 214348648 U CN214348648 U CN 214348648U CN 202021944643 U CN202021944643 U CN 202021944643U CN 214348648 U CN214348648 U CN 214348648U
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- main nut
- pull rod
- roller box
- end cover
- rolling mill
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- 238000005096 rolling process Methods 0.000 title claims abstract description 45
- 229910000831 Steel Inorganic materials 0.000 abstract description 3
- 239000010959 steel Substances 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 62
- 238000006073 displacement reaction Methods 0.000 description 16
- 210000004907 gland Anatomy 0.000 description 6
- 230000008859 change Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000013013 elastic material Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 239000010727 cylinder oil Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
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Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202021944643.9U CN214348648U (zh) | 2020-09-08 | 2020-09-08 | 一种短应力轧机拉杆的液压预应力系统 |
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CN202021944643.9U CN214348648U (zh) | 2020-09-08 | 2020-09-08 | 一种短应力轧机拉杆的液压预应力系统 |
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CN214348648U true CN214348648U (zh) | 2021-10-08 |
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CN202021944643.9U Active CN214348648U (zh) | 2020-09-08 | 2020-09-08 | 一种短应力轧机拉杆的液压预应力系统 |
Country Status (1)
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CN (1) | CN214348648U (zh) |
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2020
- 2020-09-08 CN CN202021944643.9U patent/CN214348648U/zh active Active
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shenyang Dalu Laser Complete Equipment Co.,Ltd. Assignor: Shenyang Dalu Laser Technology Co.,Ltd. Contract record no.: X2023210000149 Denomination of utility model: A hydraulic pre-stressing system for short stress rolling mill pull rods Granted publication date: 20211008 License type: Common License Record date: 20230927 |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shenyang Continental Laser Group Co.,Ltd. Assignor: Shenyang Dalu Laser Technology Co.,Ltd. Contract record no.: X2023210000150 Denomination of utility model: A hydraulic pre-stressing system for short stress rolling mill pull rods Granted publication date: 20211008 License type: Common License Record date: 20231007 |