CN107282640A - A kind of rolling mill hydraulic pressure liner plate component and its application method - Google Patents
A kind of rolling mill hydraulic pressure liner plate component and its application method Download PDFInfo
- Publication number
- CN107282640A CN107282640A CN201710582225.6A CN201710582225A CN107282640A CN 107282640 A CN107282640 A CN 107282640A CN 201710582225 A CN201710582225 A CN 201710582225A CN 107282640 A CN107282640 A CN 107282640A
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- CN
- China
- Prior art keywords
- liner plate
- piston
- plate body
- pressure
- rolling mill
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B28/00—Maintaining rolls or rolling equipment in effective condition
- B21B28/02—Maintaining rolls in effective condition, e.g. reconditioning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
- B21B31/08—Interchanging rolls, roll mountings, or stand frames, e.g. using C-hooks; Replacing roll chocks on roll shafts
Abstract
The invention discloses a kind of rolling mill hydraulic pressure liner plate component, including liner plate body, the center of liner plate body is provided with two pistons, and each piston exterior is coaxially socketed with pressure ring, four apexes of liner plate body are respectively equipped with screw, and disc spring is provided between the head of screw and pressure ring of screw.The invention also discloses the application method of above-mentioned liner plate component, a kind of rolling mill hydraulic pressure liner plate component disclosed by the invention, which solves current rolling mill bearing block copper shoe serious wear, causes the problem of rolling mill precision is reduced.
Description
Technical field
The invention belongs to technical field of metallurgical equipment, it is related to a kind of rolling mill hydraulic pressure liner plate component, the present invention is also related to
And the application method of above-mentioned liner plate component.
Background technology
Milling train is the main frame of metallurgical equipment, and wherein roll assembling is the most key part of milling train, due to support roller device
Frequently replacing is needed, and to reduce the lining board clearance with putting together in rolling-mill housing as far as possible, actual conditions are in support roll shaft
Copper shoe is installed in bearing both sides, and allows pincers worker in a pre-installation to copper shoe match grinding.Although at match grinding initial stage, copper shoe is served as a contrast with milling train
Sheet separation is smaller, and the precision of whole milling train is also relatively good, but changes after roll several times, and abrasion just occurs in copper shoe, and gap becomes
Greatly, causing the precision of milling train reduces.Now it is accomplished by changing copper shoe, pincers worker is allowed again to copper shoe match grinding.Match grinding belongs to pincers
Work industry, and labor strength is high, low production efficiency, and high to the horizontal degree of dependence of labour skill of workman, and this is accomplished by
Increase the quantity of spare roll, add cost.
The content of the invention
It is an object of the invention to provide a kind of rolling mill hydraulic pressure liner plate component, current rolling mill bearing is solved
Seat copper shoe serious wear causes the problem of rolling mill precision is reduced.
It is a further object to provide a kind of application method of rolling mill hydraulic pressure liner plate.
The technical solution adopted in the present invention is, a kind of rolling mill hydraulic pressure liner plate component, including liner plate body, liner plate
The center of body is coaxially socketed with pressure ring provided with two pistons, each piston exterior, and four apexes of liner plate body are set respectively
There is screw, disc spring is provided between the head of screw and pressure ring of screw.
The characteristics of the first technical scheme of the invention, also resides in,
Wherein liner plate body is rectangular parallelepiped structure, and the center of liner plate body offers two circular grooves, two circular grooves edge linings
The length direction of plate body is set, and two pistons are accordingly arranged in two circular grooves.
The upper cover of piston rod of wherein piston is connected to piston packing.
Wherein pressure ring is arranged in circular groove with piston coaxial, and pressure ring is socketed in the outside of piston.
Wherein the contact position of the side wall of pressure ring and circular groove is provided with sealing ring A, and the bottom of pressure ring and the contact position of circular groove are provided with
Sealing ring B.
Another technical scheme of the present invention is, a kind of application method of rolling mill hydraulic pressure liner plate component,
Specifically include following steps：
Step 1, liner plate component is arranged in mill stand；
Step 2, the piston rod of liner plate component upper piston stretches out, and disc spring is compressed, set when the pressure oil pressure in piston reaches
During definite value, the gap between liner plate body and copper shoe is eliminated；
Step 3, the pressure in the hydraulic oil circuit of reduction piston, the piston rod of piston is retracted, and disc spring is replied, liner plate body
B side with supporting roller bearing seat on copper shoe separate, you can be supported the replacement operation of roller.
The characteristics of another technical scheme of the invention, also resides in,
The detailed process of wherein step 1 is as follows：
A pair of liner plate components are respectively installed at rolling mill two ends, each pair liner plate component is separately positioned on rolling mill
The opposite sides of one end, the A sides of liner plate body are fitted with the surface of rolling-mill housing, and the piston rod end face of piston is located at liner plate sheet
On the A sides of body, four screws on liner plate body are fixed in rolling-mill housing, that is, complete the installation of liner plate component.
The detailed process of wherein step 2 is as follows：
Pressure sensor is set in the hydraulic oil circuit of piston, when milling train works, to plunger booster, the piston rod of piston
Stretch out, because the piston rod of piston is stopped by rolling-mill housing, piston rod movement of the cylinder body relative to piston of piston, butterfly spring
Compressed, when the pressure value of pressure sensor is between 5~10MPa, the B of liner plate body side with supporting roller bearing seat
Copper shoe is contacted, and eliminates the gap between liner plate body and copper shoe, the B sides of liner plate body and the A sides of liner plate body
For the opposite sides face of liner plate body.
The beneficial effects of the invention are as follows a kind of rolling mill hydraulic pressure liner plate component disclosed by the invention, by liner plate body
It is connected in rolling-mill housing, by the compression reaction of the piston rod action of piston, and disc spring, can effectively adjusts liner plate body
With the gap between the upper copper shoe of supporting roller bearing seat, when changing support roller, prevent that the upper copper shoe of supporting roller bearing seat from being ground
Damage, solving current rolling mill bearing block copper shoe serious wear causes the problem of rolling mill precision is reduced.
Brief description of the drawings
Fig. 1 is a kind of structural representation of rolling mill hydraulic pressure liner plate component of the invention；
Fig. 2 is a kind of front sectional view of rolling mill hydraulic pressure liner plate component of the invention；
Fig. 3 is that the attachment structure of screw and liner plate body in a kind of rolling mill hydraulic pressure liner plate component of the invention is illustrated
Figure；
Fig. 4 is the side view being arranged on a kind of rolling mill hydraulic pressure liner plate component of the invention in mill stand.
In figure, 1. liner plate bodies, 2. pistons, 3. pressure rings, 4. screws, 5. disc springs, 6. circular grooves, 7. piston packings, 8. is close
Seal A, 9. sealing ring B, 10. rolling-mill housing, 11. supporting roller bearings seat, 12. copper shoes.
Embodiment
The present invention is described in detail with reference to the accompanying drawings and detailed description.
A kind of rolling mill hydraulic pressure liner plate component of the present invention, structure as shown in Figures 1 to 3, including liner plate body 1, liner plate
The center of body 1 is provided with two pistons 2, and each outer, coaxial of piston 2 is socketed with pressure ring 3, four summits punishment of liner plate body 1
Not She You screw 4, between the head of screw and pressure ring 3 of screw 4 be provided with disc spring 5.
Wherein liner plate body 1 is rectangular parallelepiped structure, and the center of liner plate body 1 offers two circular grooves 6, two circular grooves 6
Set along the length direction of liner plate body 1, two pistons 2 are accordingly arranged in two circular grooves 6.
The upper cover of piston rod of wherein piston 2 is connected to piston packing 7.
Wherein pressure ring 3 is coaxially mounted in circular groove 6 with piston 2, and pressure ring 3 is socketed in the outside of piston 2.
The contact position of wherein the side wall of pressure ring 3 and circular groove 6 is provided with sealing ring A8, and the bottom of pressure ring and the contact position of circular groove are set
There is sealing ring B9.
Present invention also offers the application method of above-mentioned rolling mill hydraulic pressure liner plate component, following steps are specifically included：
Step 1, liner plate component is arranged in rolling-mill housing 10；
The detailed process of wherein step 1 is as follows：
A pair of liner plate components are respectively installed at rolling mill two ends, each pair liner plate component is separately positioned on rolling mill
The opposite sides (referring to Fig. 4) of one end, the A sides of liner plate body 1 are fitted with the surface of rolling-mill housing 10, the piston rod of piston 2
End face is located on the A sides of liner plate body 1, and four screws 4 on liner plate body 1 are fixed in rolling-mill housing 10, that is, completed
The installation of liner plate component.
Step 2, the piston rod of liner plate component upper piston 2 stretches out, and disc spring 5 is compressed, when the pressure oil pressure in piston 2 reaches
During setting value, the gap between liner plate body 1 and copper shoe 12 is eliminated；
The detailed process of wherein step 2 is as follows：
Pressure sensor is set in the hydraulic oil circuit of piston 2, when milling train works, piston 2 is pressurized, the work of piston 2
Stopper rod stretches out, because the piston rod of piston 2 is by the stop of rolling-mill housing 10, piston rod of the cylinder body relative to piston 2 of piston 2
Motion, butterfly spring 5 is compressed, when the pressure value of pressure sensor is between 5~10MPa (5~10MPa is the piston oil pressure of setting)
When, the B sides of liner plate body 1 are contacted with the copper shoe 12 on supporting roller bearing seat 11, are made between liner plate body 1 and copper shoe 12
Gap eliminate, the A sides of the B of liner plate body 1 side and liner plate body 1 are the opposite sides face of liner plate body 1.
Step 3, the pressure in the hydraulic oil circuit of reduction piston 2, the piston rod of piston 2 is retracted, and disc spring 5 is replied, liner plate
The B sides of body 1 and the copper shoe 12 on supporting roller bearing seat 11 are separated, and the replacement operation of roller is supported immediately.
Due to a kind of rolling mill hydraulic pressure liner plate component for providing of the present invention mainly for facilitating rolling mill more
Change, so a kind of rolling mill hydraulic pressure liner plate component of the invention is in use by adjusting liner plate body and support roll shaft
Gap in bearing between copper shoe, to reach the purpose for being easy to support roller to change, so a kind of rolling mill liquid of the invention
The result for pressing the final step of the use process of liner plate component is the replacing of support roller.
Claims (8)
1. a kind of rolling mill hydraulic pressure liner plate component, it is characterised in that：Including liner plate body (1), the center of liner plate body (1)
Provided with two pistons (2), each piston (2) outer, coaxial is socketed with pressure ring (3), four apexes difference of liner plate body (1)
Provided with screw (4), disc spring (5) is provided between the head of screw and pressure ring (3) of screw (4).
2. a kind of rolling mill hydraulic pressure liner plate component according to claim 1, it is characterised in that：The liner plate body
(1) it is rectangular parallelepiped structure, the center of liner plate body (1) offers two circular grooves (6), two circular grooves (6) are along liner plate body (1)
Length direction set, two pistons (2) are accordingly arranged in two circular grooves (6).
3. a kind of rolling mill hydraulic pressure liner plate component according to claim 2, it is characterised in that：The piston (2)
Upper cover of piston rod is connected to piston packing (7).
4. a kind of rolling mill hydraulic pressure liner plate component according to claim 2, it is characterised in that：The pressure ring (3) with
Piston (2) is coaxially mounted in circular groove (6), and pressure ring (3) is socketed in the outside of piston (2).
5. a kind of rolling mill hydraulic pressure liner plate component according to claim 2, it is characterised in that：The pressure ring (3)
The contact position of side wall and circular groove (6) is provided with sealing ring A (8), and the bottom of pressure ring (3) is provided with sealing ring B with the contact position of circular groove (6)
(9)。
6. a kind of application method of rolling mill hydraulic pressure liner plate component, it is characterised in that：The rolling mill hydraulic pressure liner plate
The structure of component is, including liner plate body (1), and the center of liner plate body (1) is provided with two pistons (2), and each piston (2) is outside
Pressure ring (3) coaxially is socketed with, four apexes of liner plate body (1) are respectively equipped with screw (4), the head of screw and pressure of screw (4)
Disc spring (5) is provided between ring (3)；
The liner plate body (1) is rectangular parallelepiped structure, and the center of liner plate body (1) offers two circular grooves (6), two circular grooves
(6) set along the length direction of liner plate body (1), two pistons (2) are accordingly arranged in two circular grooves (6)；
The upper cover of piston rod of the piston (2) is connected to piston packing (7)；
The pressure ring (3) is coaxially mounted in circular groove (6) with piston (2), and pressure ring (3) is socketed in the outside of piston (2)；
The side wall of the pressure ring (3) is provided with sealing ring A (8), bottom and the circular groove (6) of pressure ring (3) with the contact position of circular groove (6)
Contact position is provided with sealing ring B (9)；
Specifically include following steps：
Step 1, liner plate component is arranged in rolling-mill housing (10)；
Step 2, the piston rod of liner plate component upper piston (2) stretches out, and disc spring (5) is compressed, when the pressure oil pressure in piston (2) reaches
During to setting value, the gap between liner plate body (1) and copper shoe (12) is eliminated；
Step 3, the pressure in the hydraulic oil circuit of reduction piston (2), the piston rod of piston (2) is retracted, and disc spring (5) is replied, lining
B sides and the copper shoe (12) on supporting roller bearing seat (11) of plate body (1) are separated, you can be supported the replacing behaviour of roller
Make.
7. a kind of application method of rolling mill hydraulic pressure liner plate component according to claim 6, it is characterised in that：It is described
The detailed process of step 1 is as follows：
A pair of liner plate components are respectively installed at rolling mill two ends, each pair liner plate component is separately positioned on rolling mill one end
Opposite sides, liner plate body (1) A side fitted with the surface of rolling-mill housing (10), the piston rod end face of piston (2) is located at
On the A sides of liner plate body (1), four screws (4) on liner plate body (1) are fixed in rolling-mill housing (10), that is, completed
The installation of liner plate component.
8. a kind of application method of rolling mill hydraulic pressure liner plate component according to claim 6, it is characterised in that：It is described
The detailed process of step 2 is as follows：
Pressure sensor is set in the hydraulic oil circuit of piston (2), when milling train works, piston (2) is pressurized, piston (2)
Piston rod stretches out, and because the piston rod of piston (2) is by the stop of rolling-mill housing (10), the cylinder body of piston (2) is relative to piston
(2) piston rod movement, butterfly spring (5) is compressed, when the pressure value of pressure sensor is between 5~10MPa, liner plate body
(1) B sides are contacted with the copper shoe (12) on supporting roller bearing seat (11), are made between liner plate body (1) and copper shoe (12)
Gap eliminate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710582225.6A CN107282640B (en) | 2017-07-17 | 2017-07-17 | Hydraulic lining plate assembly of rolling mill support roller and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710582225.6A CN107282640B (en) | 2017-07-17 | 2017-07-17 | Hydraulic lining plate assembly of rolling mill support roller and application method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107282640A true CN107282640A (en) | 2017-10-24 |
| CN107282640B CN107282640B (en) | 2023-10-20 |
Family
ID=60101459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710582225.6A Active CN107282640B (en) | 2017-07-17 | 2017-07-17 | Hydraulic lining plate assembly of rolling mill support roller and application method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107282640B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110227720A (en) * | 2019-07-19 | 2019-09-13 | 太原理工大学 | A kind of bulging liner plate, clearance control method and system |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001340907A (en) * | 2000-05-30 | 2001-12-11 | Nkk Corp | Roll chock clamping device |
| JP2002096107A (en) * | 2000-09-14 | 2002-04-02 | Mitsubishi Heavy Ind Ltd | Rolling mill |
| JP2002102911A (en) * | 2000-09-25 | 2002-04-09 | Kobe Steel Ltd | Apparatus for adjusting height of pass line in rolling mill |
| CN201217014Y (en) * | 2008-05-23 | 2009-04-08 | 宝山钢铁股份有限公司 | Aligning vertical roll for hot-rolled edger mill |
| CN201437124U (en) * | 2009-07-22 | 2010-04-14 | 宝钢集团新疆八一钢铁有限公司 | Same inclination plate wedge type device for reducing space between rolling mill bearing block and housing frame lining plate |
| CN201644505U (en) * | 2010-03-26 | 2010-11-24 | 涿神有色金属加工专用设备有限公司 | Roll correcting device of aluminium casting and rolling machine |
| CN102847717A (en) * | 2012-09-08 | 2013-01-02 | 中色科技股份有限公司 | Device and method for improving steady operation of roll system of rolling mill |
| CN207026116U (en) * | 2017-07-17 | 2018-02-23 | 中冶陕压重工设备有限公司 | A kind of rolling mill hydraulic pressure liner plate component |
-
2017
- 2017-07-17 CN CN201710582225.6A patent/CN107282640B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001340907A (en) * | 2000-05-30 | 2001-12-11 | Nkk Corp | Roll chock clamping device |
| JP2002096107A (en) * | 2000-09-14 | 2002-04-02 | Mitsubishi Heavy Ind Ltd | Rolling mill |
| JP2002102911A (en) * | 2000-09-25 | 2002-04-09 | Kobe Steel Ltd | Apparatus for adjusting height of pass line in rolling mill |
| CN201217014Y (en) * | 2008-05-23 | 2009-04-08 | 宝山钢铁股份有限公司 | Aligning vertical roll for hot-rolled edger mill |
| CN201437124U (en) * | 2009-07-22 | 2010-04-14 | 宝钢集团新疆八一钢铁有限公司 | Same inclination plate wedge type device for reducing space between rolling mill bearing block and housing frame lining plate |
| CN201644505U (en) * | 2010-03-26 | 2010-11-24 | 涿神有色金属加工专用设备有限公司 | Roll correcting device of aluminium casting and rolling machine |
| CN102847717A (en) * | 2012-09-08 | 2013-01-02 | 中色科技股份有限公司 | Device and method for improving steady operation of roll system of rolling mill |
| CN207026116U (en) * | 2017-07-17 | 2018-02-23 | 中冶陕压重工设备有限公司 | A kind of rolling mill hydraulic pressure liner plate component |
Non-Patent Citations (1)
| Title |
|---|
| 李峰;张震;欧剑英;: "四辊板带轧机工作稳定性分析", 中国重型装备, no. 02, pages 15 - 17 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110227720A (en) * | 2019-07-19 | 2019-09-13 | 太原理工大学 | A kind of bulging liner plate, clearance control method and system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107282640B (en) | 2023-10-20 |
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