CN111842496A - Chilled cast iron roller - Google Patents
Chilled cast iron roller Download PDFInfo
- Publication number
- CN111842496A CN111842496A CN202010707058.5A CN202010707058A CN111842496A CN 111842496 A CN111842496 A CN 111842496A CN 202010707058 A CN202010707058 A CN 202010707058A CN 111842496 A CN111842496 A CN 111842496A
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- Prior art keywords
- ring
- fan
- block
- roll
- column
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
- B21B27/02—Shape or construction of rolls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B15/0007—Cutting or shearing the product
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
Abstract
The invention belongs to the technical field of rollers, and particularly relates to a chilled cast iron roller which comprises a roller column, a ring groove, a ring steel cutter, a ring block, a gear, a sector hole, a sector block, a limiting ring block, a roller neck, a plug hole, an inflation nozzle, a round block, a column groove, a cylindrical air bag and a ring clamping groove. The roller structure is provided with the seven annular grooves which are arranged at equal intervals, and the top of the annular block formed between the annular grooves is provided with the annular steel knife, so that the corresponding processing structure is favorably rolled and cut, part of bearings with different inner diameters are conveniently supported and fixedly connected with the corresponding structure in a rotating way, the effect of conveniently and quickly dismounting and mounting the bearings is simultaneously achieved, the inconvenience of assembling gears and transmission connection is solved by arranging the gear structure and the splicing transmission structure which are integrated on the roller structure, the inner side convex block of the annular steel knife is embedded and welded in the annular clamping groove at the top of the annular block, and meanwhile, the annular steel knife is formed by quenching and hammering for multiple times, so that the firmness of the roller knife tip is enhanced, and the knife tip has strong hardness.
Description
Technical Field
The invention belongs to the technical field of rollers, and particularly relates to a chilled cast iron roller.
Background
The main working parts and tools for continuous plastic deformation of metal in rolling mills, the roll is mainly composed of a roll body, a roll neck and a spindle nose 3, the roll body is the middle part of the roll actually taking part in rolling metal and has a smooth cylindrical or grooved surface, the roll neck is installed in a bearing and transmits the rolling force to the stand through a bearing block and a screw-down device.
The partial roller is corresponding simple, lacks and carries out convenient transmission with the gear structure as an organic whole of roll and connects, and general roll both sides need assemble assorted bearing and reach the effect of rotating the connection, and assembles comparatively labouriously, can not use by the bearing of other corresponding specifications of erection joint, and the knife tip installation of traditional roll distributes unreasonablely simultaneously, need improve the fastness of corresponding knife tip structure simultaneously. Accordingly, a chilled cast iron roll has been proposed to address the above problems.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides a chilled cast iron roller.
The technical scheme adopted by the invention for solving the technical problems is as follows: the chilled cast iron roller comprises a roller column, a rolling structure, a transmission structure, a fan-shaped structure and a supporting and fixing structure, wherein roller necks are cast on the end faces of two ends of the roller column, and seven ring grooves are formed in the ring surface of the roller column at equal intervals; the rolling structure comprises ring steel cutters, the inner ring parts of the ring steel cutters are cast and welded in ring clamping grooves in corresponding positions, and the ring clamping grooves are formed in the middle of the annular surface of each ring block between every two adjacent ring grooves; the transmission structure comprises a gear and an insertion hole, the gear is cast in the middle of the roll neck at the same side, and the insertion hole is formed in the middle of the end face of one end of the roll neck; the fan-shaped structure comprises fan-shaped blocks, the fan-shaped blocks are slidably mounted in corresponding fan-shaped holes, the fan-shaped holes are formed in the annular surface at one end of the roll neck, and one ends of the fan-shaped holes are communicated with the interior of the column groove; the supporting and fixing structure comprises a cylindrical air bag, the cylindrical air bag is installed in a column groove, a round block is connected to a port of the column groove in a threaded mode, and an inflating nozzle is installed in the middle of the round block.
Preferably, the column groove is arranged in the middle of the bottom of the plug hole, and the port of the plug hole is of a regular hexagon structure.
Preferably, the scallop hole is equipped with a plurality ofly, and is a plurality of the equidistance of scallop hole annular is seted up on roll neck one end annular side, the quantity of sectorial block is the same with the quantity of scallop hole, and is a plurality of the equidistance of sectorial block one end annular face is installed on cylindricality gasbag annular face.
Preferably, one end face of the cylindrical air bag is bonded on the inner circular face of the circular block, one end of the cylindrical air bag is communicated with the corresponding end of the inflating nozzle in a sealing mode, the outer port of the inflating nozzle is located in the port of the cylindrical groove, and the outer port of the inflating nozzle is connected with an inflating plug of external inflating equipment in a pressing mode.
Preferably, a limiting ring block is cast on the roll neck on one side of the gear, the maximum diameter of the gear is smaller than the diameter of the roll column, the inner side of the ring steel cutter is of an annular bump structure, and the cross section of the ring steel cutter is of an arrow structure.
Preferably, the arc surface of the sector block is provided with anti-slip grains, one half part of the sector block extends into the column groove, the ring surface of the tool nose of the ring steel tool is flush with the ring surface of the roller column, and the roller column is in transmission connection with an external driving structure through a gear or a plug hole.
The invention has the beneficial effects that:
(1) according to the chilled cast iron roller, the seven ring grooves are formed at equal intervals, and the ring steel cutters are mounted at the tops of the ring blocks formed between the ring grooves, so that the corresponding processing structure is favorably rolled and cut into multiple sections, the bearings with different inner diameters are supported and fixed to be rotatably connected with the corresponding structure, and the effects of convenience and quickness in bearing dismounting are achieved.
(2) According to the chilled cast iron roller, the gear is cast on the roller column and is in meshed connection with the corresponding transmission structure, so that the roller structure is provided with the integrated gear structure and the inserted transmission structure, the inconvenience of assembling the gear and transmission connection is solved, the inner side convex block of the ring steel cutter is embedded and welded in the ring clamping groove at the top of the ring block, and meanwhile, the ring steel cutter is formed through quenching and hammering for several times, so that the firmness of the roller cutter point is enhanced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a perspective view of the overall structure of the present invention;
FIG. 2 is a schematic view of an end face structure of the entire end of the present invention;
FIG. 3 is a schematic view of the internal structure of one end of the roll neck of the present invention;
FIG. 4 is a partial top view of the overall structure of the present invention;
FIG. 5 is a schematic view of the connection structure of the sector and the cylindrical air bag of the present invention;
FIG. 6 is a schematic view of the connection structure of the ring steel cutter and the ring block.
In the figure: 1. the roller comprises a roller column, 2, a ring groove, 3, a ring steel cutter, 4, a ring block, 5, a gear, 6, a sector hole, 7, a sector block, 8, a limiting ring block, 9, a roller neck, 10, a plug hole, 11, an inflating nozzle, 12, a round block, 13, a column groove, 14, a cylindrical air bag, 15 and a ring clamping groove.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
Referring to fig. 1-6, a chilled cast iron roll comprises a roll column 1, a rolling structure, a transmission structure, a fan-shaped structure and a supporting and fixing structure, wherein roll necks 9 are cast on end faces of two ends of the roll column 1, and seven ring grooves 2 are formed in the ring surface of the roll column 1 at equal intervals; the rolling structure comprises ring steel cutters 3, the inner ring parts of the ring steel cutters 3 are cast and welded in ring clamping grooves 15 in corresponding positions, and the ring clamping grooves 15 are formed in the middle of the ring surface of a ring block 4 formed between every two adjacent ring grooves 2; the transmission structure comprises a gear 5 and an insertion hole 10, the gear 5 is cast in the middle of the roll neck 9 on the same side, and the insertion hole 10 is formed in the middle of the end face of one end of the roll neck 9; the fan-shaped structure comprises fan-shaped blocks 7, the fan-shaped blocks 7 are slidably mounted in corresponding fan-shaped holes 6, the fan-shaped holes 6 are formed in the annular surface at one end of the roll neck 9, and one ends of the fan-shaped holes 6 are communicated with the inside of the column grooves 13; the supporting and fixing structure comprises a cylindrical air bag 14, the cylindrical air bag 14 is installed in a column groove 13, a round block 12 is connected to the end opening of the column groove 13 in a threaded mode, and an inflating nozzle 11 is installed in the middle of the round block 12.
Specifically, the column groove 13 is formed in the middle of the bottom of the plug hole 10, and the end of the plug hole 10 is of a regular hexagon structure; the fan-shaped hole 6 is provided with a plurality of, and is a plurality of 6 annular equidistance in fan-shaped hole are seted up on 9 one end annular side of roll neck, and the subsequent slidable mounting's of being convenient for sector 7 is also the annular distribution installation.
Specifically, the number of the fan-shaped blocks 7 is the same as that of the fan-shaped holes 6, and the annular surface at one end of each of the fan-shaped blocks 7 is equidistantly arranged on the annular surface of the cylindrical air bag 14, so that the one-to-one corresponding installation consistency of the fan-shaped blocks 7 and the fan-shaped holes 6 is maintained; the end face of one end of the cylindrical air bag 14 is bonded to the inner circular face of the circular block 12, and one end of the cylindrical air bag 14 is mutually communicated with the corresponding end of the inflating nozzle 11 in a sealing manner, so that the mutual communication effect is achieved; the outer side port of the inflating nozzle 11 is positioned in the port of the column groove 13, and the outer side port of the inflating nozzle 11 is in press connection with an inflating plug of external inflating equipment, so that the external inflating equipment can conveniently inflate the column-shaped air bag 14 through the inflating nozzle 11.
Specifically, a limit ring block 8 is cast on a roll neck 9 on one side of the gear 5, and the maximum diameter of the gear 5 is smaller than the diameter of the roll column 1, so that the gear 5 is prevented from influencing the normal rotation of the two roll columns 1 which are positioned at the upper and lower positions and lean against each other due to excessive gear 5; the inner side of the ring steel cutter 3 is of an annular bump structure, the cross section of the ring steel cutter 3 is of an arrow structure, and the strength of connection between the ring steel cutter 3 and the ring block 4 is enhanced through the structure of the corresponding part of the ring steel cutter 3.
Specifically, the arc surface of the sector 7 is provided with anti-skid grains, and one half part of the sector 7 extends into the column groove 13, so that the sector 7 can conveniently extend out of an orifice at the outer side of the sector hole 6 under the action of the cylindrical air bag 14; the annular surface of the tool nose of the annular steel tool 3 is flush with the annular surface of the roller column 1, and the roller column 1 is in transmission connection with an external driving structure through a gear 5 or a plug hole 10, so that the roller column 1 can be driven to rotate.
When the ring steel knife 3 is used, firstly, the ring steel knife 3 is assembled in the ring clamping groove 15 through splicing, the ring steel knife 3 is installed at the top of a ring block 4 formed between the ring grooves 2 through seven ring grooves 2 which are arranged at equal intervals, and the same structure which is matched and attached to the lower part is rolled, so that the corresponding processing structure is favorably rolled and cut, and the ring steel knife 3 is rolled and cut into multiple sections; the convex block on the inner side of the ring steel cutter 3 is embedded and welded in the ring clamping groove 15 at the top of the ring block 4 in a fusion welding mode, and meanwhile, the ring steel cutter 3 is formed through quenching and hammering for a plurality of times, so that the firmness of the cutter point of the roller is enhanced, and the hardness of the cutter point is strong; the bearing required by the rotary connection is sleeved at one end of the roller neck 9 and is inflated by gas filled in the cylindrical air bag 14 through the inflating nozzle to push the outer end of the connected sector block 7 to penetrate out of the sector hole 6 to be pressed on the inner ring wall of the bearing, so that the rotary connection of part of bearings with different inner diameters with corresponding structures is facilitated, and the effect of convenient and quick bearing disassembly and assembly is achieved; through casting gear 5 on roller post 1 and gear 5 carries out the meshing with corresponding transmission structure and is connected, or through inserting the hexagonal prism output shaft end of conveying structure in spliced eye 10 to be favorable to setting up gear structure and grafting transmission structure as an organic whole through structural at the roller, solve the inconvenience that needs assembly gear and transmission are connected.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A chilled cast iron roll is characterized in that: the roll collar structure comprises a roll column (1), a rolling structure, a transmission structure, a fan-shaped structure and a supporting and fixing structure, wherein roll necks (9) are cast on the end faces of two ends of the roll column (1), and seven ring grooves (2) are formed in the ring surface of the roll column (1) at equal intervals; the rolling structure comprises ring steel cutters (3), the inner ring parts of the ring steel cutters (3) are cast and welded in ring clamping grooves (15) in corresponding positions, and the ring clamping grooves (15) are formed in the middle of the ring surface of a ring block (4) formed between every two adjacent ring grooves (2); the transmission structure comprises a gear (5) and an insertion hole (10), the gear (5) is cast in the middle of the roll neck (9) on the same side, and the insertion hole (10) is formed in the middle of the end face of one end of the roll neck (9); the fan-shaped structure comprises fan-shaped blocks (7), the fan-shaped blocks (7) are slidably mounted in corresponding fan-shaped holes (6), the fan-shaped holes (6) are formed in an annular surface at one end of the roll neck (9), and one ends of the fan-shaped holes (6) are communicated with the interior of the column groove (13); the support structure comprises a cylindrical air bag (14), the cylindrical air bag (14) is installed in a column groove (13), a round block (12) is connected to a port of the column groove (13) in a threaded mode, and an inflating nozzle (11) is installed in the middle of the round block (12).
2. A chilled cast iron roll according to claim 1, characterized in that: the column groove (13) is arranged in the middle of the bottom of the plug hole (10), and the end opening of the plug hole (10) is of a regular hexagon structure.
3. A chilled cast iron roll according to claim 1, characterized in that: the plurality of fan-shaped holes (6) are arranged, and the plurality of fan-shaped holes (6) are annularly and equidistantly arranged on the annular side surface at one end of the roll neck (9); the number of the fan-shaped blocks (7) is the same as that of the fan-shaped holes (6), and the ring surface at one end of each fan-shaped block (7) is equidistantly arranged on the ring surface of the cylindrical air bag (14).
4. A chilled cast iron roll according to claim 1, characterized in that: one end face of the cylindrical air bag (14) is bonded to the inner circular face of the circular block (12), and one end of the cylindrical air bag (14) is mutually communicated with the corresponding end of the inflating nozzle (11) in a sealing manner; the outer side port of the inflating nozzle (11) is positioned in the port of the column groove (13), and the outer side port of the inflating nozzle (11) is connected with an inflating plug of an external inflating device in a jacking and pressing mode.
5. A chilled cast iron roll according to claim 1, characterized in that: a limiting ring block (8) is cast on the roll neck (9) on one side of the gear (5), and the maximum diameter of the gear (5) is smaller than that of the roll column (1); the inner side of the ring steel cutter (3) is of an annular bump structure, and the cross section of the ring steel cutter (3) is of an arrow structure.
6. A chilled cast iron roll according to claim 1, characterized in that: the arc surface of the fan-shaped block (7) is provided with anti-skid grains, and one half part of the fan-shaped block (7) extends into the column groove (13); the ring steel cutter (3) is provided with a cutter point ring surface which is flush with the ring surface of the roller column (1), and the roller column (1) is in transmission connection with an external driving structure through a gear (5) or a plug hole (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010707058.5A CN111842496A (en) | 2020-07-21 | 2020-07-21 | Chilled cast iron roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010707058.5A CN111842496A (en) | 2020-07-21 | 2020-07-21 | Chilled cast iron roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111842496A true CN111842496A (en) | 2020-10-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010707058.5A Pending CN111842496A (en) | 2020-07-21 | 2020-07-21 | Chilled cast iron roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111842496A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112677628A (en) * | 2020-12-25 | 2021-04-20 | 刘溪尧 | Rock wool color steel plate manufacturing and processing system |
| CN117358750A (en) * | 2023-12-07 | 2024-01-09 | 南通恒强轧辊有限公司 | Chilled cast iron roller for low-temperature rolled bar finishing mill |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1475745A1 (en) * | 1986-06-06 | 1989-04-30 | Московский Институт Химического Машиностроения | Roll for rolling glass mixture |
| CN201086088Y (en) * | 2007-07-09 | 2008-07-16 | 新疆八一钢铁股份有限公司 | Improved abrasion-proof dividing wheel |
| CN201208617Y (en) * | 2008-04-16 | 2009-03-18 | 冯亮 | Dividing wheel |
| CN102348515A (en) * | 2009-03-12 | 2012-02-08 | 山特维克知识产权股份有限公司 | A roller comprising a drive shaft and a roller ring, as well as a method for assembling such a roller |
| CN203143109U (en) * | 2013-04-03 | 2013-08-21 | 郑鲜花 | Paste extruding device |
| CN203959410U (en) * | 2014-07-12 | 2014-11-26 | 瑞安市创博机械有限公司 | Inflation axle |
| CN206271314U (en) * | 2016-11-21 | 2017-06-20 | 山东工业职业学院 | A kind of steel rolling demonstration teaching aid |
| CN109352521A (en) * | 2018-09-28 | 2019-02-19 | 庄志斌 | Bearing ring processing fixes device with adjustable loop thereof inner ring |
| CN109454114A (en) * | 2018-12-28 | 2019-03-12 | 常州市力创轧辊有限公司 | A kind of bar mill cutting rack high-speed steel roll and its processing technology |
-
2020
- 2020-07-21 CN CN202010707058.5A patent/CN111842496A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1475745A1 (en) * | 1986-06-06 | 1989-04-30 | Московский Институт Химического Машиностроения | Roll for rolling glass mixture |
| CN201086088Y (en) * | 2007-07-09 | 2008-07-16 | 新疆八一钢铁股份有限公司 | Improved abrasion-proof dividing wheel |
| CN201208617Y (en) * | 2008-04-16 | 2009-03-18 | 冯亮 | Dividing wheel |
| CN102348515A (en) * | 2009-03-12 | 2012-02-08 | 山特维克知识产权股份有限公司 | A roller comprising a drive shaft and a roller ring, as well as a method for assembling such a roller |
| CN203143109U (en) * | 2013-04-03 | 2013-08-21 | 郑鲜花 | Paste extruding device |
| CN203959410U (en) * | 2014-07-12 | 2014-11-26 | 瑞安市创博机械有限公司 | Inflation axle |
| CN206271314U (en) * | 2016-11-21 | 2017-06-20 | 山东工业职业学院 | A kind of steel rolling demonstration teaching aid |
| CN109352521A (en) * | 2018-09-28 | 2019-02-19 | 庄志斌 | Bearing ring processing fixes device with adjustable loop thereof inner ring |
| CN109454114A (en) * | 2018-12-28 | 2019-03-12 | 常州市力创轧辊有限公司 | A kind of bar mill cutting rack high-speed steel roll and its processing technology |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112677628A (en) * | 2020-12-25 | 2021-04-20 | 刘溪尧 | Rock wool color steel plate manufacturing and processing system |
| CN117358750A (en) * | 2023-12-07 | 2024-01-09 | 南通恒强轧辊有限公司 | Chilled cast iron roller for low-temperature rolled bar finishing mill |
| CN117358750B (en) * | 2023-12-07 | 2024-02-02 | 南通恒强轧辊有限公司 | Chilled cast iron roller for low-temperature rolled bar finishing mill |
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