CN220160929U - Vertical feeding roller and feeding equipment for hot rolled strip steel - Google Patents
Vertical feeding roller and feeding equipment for hot rolled strip steel Download PDFInfo
- Publication number
- CN220160929U CN220160929U CN202321630641.6U CN202321630641U CN220160929U CN 220160929 U CN220160929 U CN 220160929U CN 202321630641 U CN202321630641 U CN 202321630641U CN 220160929 U CN220160929 U CN 220160929U
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- strip steel
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- central shaft
- shaft
- hot rolled
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 36
- 239000010959 steel Substances 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 claims abstract description 13
- 238000005096 rolling process Methods 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims description 27
- 230000013011 mating Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000007373 indentation Methods 0.000 description 3
- 239000010985 leather Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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Abstract
The utility model discloses a vertical feeding roller and feeding equipment for hot rolled strip steel, which belong to the technical field of auxiliary equipment for strip steel production in a rolling mill. The feeding roller and the feeding equipment comprise pinch roller devices which are vertically arranged, and are characterized in that: the pinch roll device is used for clamping the strip steel rolled by the rolling mill and conveying the strip steel to the next working procedure; the pinch roll device comprises two vertically arranged central shafts, each central shaft is vertically provided with a long key groove, two ends of each central shaft are respectively sleeved with an upper sleeve and a lower sleeve, grooves matched with through keys are respectively formed in the inner sides of the upper sleeve and the lower sleeve, two ends of a protruding section of each through key are respectively arranged in the two grooves, and the through key is used for increasing torque between the central shaft and the upper sleeve and the lower sleeve.
Description
Technical Field
The utility model belongs to the technical field of auxiliary equipment for strip steel production in a rolling mill, and particularly relates to a vertical feeding roller and feeding equipment for hot rolled strip steel.
Background
Pinch rolls are devices in the collection area of a hot strip production line and function to convey finished strip in the vertical state to an oscillator and to a flat transport chain by means of pinch rolls.
In the production process of a top-quality plate and strip operation area of a steel mill, a key slot is not formed at the upper end of a central shaft of an existing pinch roll, only the lower end of the central shaft is provided with the key slot, and in the rotation process of the central shaft, the pinch roll frequently shakes, and the online use period is short; because the friction force between the roll skin and the strip steel is large, after the pinch roll is used for a period of time, the roll skin is seriously worn, the roll skin of the pinch roll needs to be frequently replaced, and the inner hole of the pinch roll needs to be subjected to repair welding after the replacement of the pinch roll is finished at present, so that the disassembly difficulty is high, the time consumption is long, and the labor intensity of personnel is high.
Disclosure of Invention
The utility model aims to provide a vertical feeding roller and feeding equipment for hot rolled strip steel, which can prevent a pinch roller from frequently shaking in the strip steel production process of a rolling mill through a long key slot, and change the connection mode of a central shaft and a lower sleeve to rapidly detach and install roller sheets.
The utility model adopts the following technical scheme: the vertical feeding roller and feeding equipment for hot rolled strip steel comprise a pinch roller device which is vertically arranged, wherein the pinch roller device is used for clamping strip steel rolled by a rolling mill and conveying the strip steel to the next working procedure;
the pinch roll device comprises two vertically arranged central shafts, long key grooves are vertically formed in the outer wall of each central shaft, and matched through keys are arranged in each long key groove and protrude out of the long key groove;
the two ends of the central shaft are respectively sleeved with an upper sleeve and a lower sleeve, grooves matched with through keys are formed in the inner sides of the upper sleeve and the lower sleeve, two ends of the through key protruding section are respectively arranged in the two grooves, and the through keys are used for increasing torque between the central shaft and the upper sleeve and the lower sleeve;
the inner diameter of the lower sleeve and the outer diameter of the lower end of the central shaft are gradually increased from top to bottom to form two cone-shaped structures, the two cone-shaped structures are matched with each other, and the cone-shaped structures are used for limiting the lower sleeve;
the upper top surface of the central shaft is provided with a fastening bolt through a gasket, and the fastening bolt is used for fastening the upper sleeve and the lower sleeve.
Further, the pinch roll device further comprises two connecting plates sleeved on the upper sleeve and the lower sleeve, and the two connecting plates are sleeved with the same matched roll sheet.
Further, the pinch roll device also comprises a first transmission shaft and a second transmission shaft which are coaxially arranged at the lower ends of the two central shafts respectively, and the lower ends of the second transmission shafts are arranged on the fixed seat through the base;
the cylinder is arranged on one side of the first transmission shaft and arranged on the fixing seat through the cylinder, the cylinder is connected with the first transmission shaft through the swing arm, and the first transmission shaft is rotatably connected with the swing arm.
Further, the lower ends of the roller skins are respectively provided with a ladder from outside to inside, and the ladder is used for reducing the contact area between the roller skins and the strip steel.
Further, a gear motor is installed on the fixed seat, an output shaft of the gear motor is connected with an extension shaft, a first bevel gear is sleeved at the other end of the extension shaft, a second bevel gear meshed with the first bevel gear is arranged on one side of the first bevel gear, and the second bevel gear is sleeved on a second transmission shaft.
Further, the outer surfaces of the two roller skins are provided with wear-resistant layers.
Still further, any of the pinch roll devices described above are included.
The beneficial effects of the utility model are as follows: through the long key groove and the through key, the torque between the central shaft and the upper sleeve and the lower sleeve is increased, the bearing capacity of the central shaft is improved, the shaking of the central shaft in the rotation process is avoided, the shaking of the pinch roll device is avoided, and the stability and the service cycle of the pinch roll device are improved; and the lower sleeve is limited through the conical structure, and the roller leather, the connecting plate, the upper sleeve and the lower sleeve are integrally fixed on the central shaft through the fastening bolts, so that the roller leather is more convenient to replace.
Drawings
FIG. 1 is a schematic view of the pinch roll unit installation of the present utility model;
FIG. 2 is a schematic view of the pinch roll unit of the present utility model;
FIG. 3 is a bottom view of FIG. 2;
fig. 4 is a top view of fig. 1.
Wherein: 1. pinch roll means; 2. a base; 3. a fixing seat; 4. a driving motor; 5. an extension shaft; 6. a first bevel gear; 7. a second bevel gear; 8. a cylinder; 101. a central shaft; 102. sleeving; 103. sleeving the sleeve; 104. a key is opened; 105. a roll cover; 106. a wear-resistant layer; 107. a connecting plate; 108. a fastening bolt; 109. a landing; 110. a second drive shaft; 111. a first drive shaft.
Detailed Description
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1 to 4, a vertical feed roll and feeding apparatus for hot rolled strip steel comprises a pinch roll device 1 arranged vertically, wherein the pinch roll device 1 is used for clamping strip steel rolled by a rolling mill and conveying the strip steel to the next process;
the pinch roll device 1 comprises two central shafts 101 which are vertically arranged, wherein long key grooves are vertically formed in the outer wall of each central shaft 101, and matched through keys 104 are arranged in each long key groove, and the through keys 104 protrude out of the long key grooves;
an upper sleeve 102 and a lower sleeve 103 are respectively sleeved at two ends of the central shaft 101, grooves matched with the through key 104 are respectively formed in the inner sides of the upper sleeve 102 and the lower sleeve 103, and two ends of a protruding section of the through key 104 are respectively arranged in the two grooves;
the through key 104 is used for increasing the torque between the central shaft 101 and the upper sleeve 102 and the lower sleeve 103, improving the bearing capacity of the central shaft 101, avoiding the shaking of the central shaft 101 in the rotating process, and thus avoiding the shaking of the pinch roll device 1, and improving the stability and the service cycle of the pinch roll device 1;
the inner diameter of the lower sleeve 103 and the outer diameter of the lower end of the central shaft 101 are gradually increased from top to bottom to form two cone structures, the two cone structures are matched with each other, and the cone structures are used for limiting the lower sleeve 103, so that the lower sleeve 103 can be clamped at the lower end of the central shaft 101, the lower sleeve 103 is conveniently fixed, and the stability of the lower sleeve 103 is improved;
the upper top surface of the central shaft 101 is provided with a fastening bolt 108 through a gasket, and the fastening bolt 108 is used for fastening the upper sleeve 102 and the lower sleeve 103.
The pinch roll device 1 further comprises two connecting plates 107 sleeved on the upper sleeve 102 and the lower sleeve 103, the two connecting plates 107 are sleeved with the same matched roll sheet 105, and the two roll sheets 105 are used for clamping strip steel rolled by a rolling mill and conveying the strip steel to the next working procedure through rotation of the roll sheets 105.
When the roll cover 105 is replaced, the fastening bolt 108 and the gasket are removed, the roll cover 105 is taken out upwards, the roll cover 105, the connecting plate 107, the upper sleeve 102 and the lower sleeve 103 are integrated and separated from the central shaft 101, the unused roll cover 105 is sleeved on the central shaft 101 through the connecting plate 107, the upper sleeve 102 and the lower sleeve 103, and the inner conical surface of the lower sleeve 103 is tightly attached to the outer conical surface of the lower end of the central shaft 101 through the fastening bolt 108 and the gasket.
Through the long key groove and the through key 104, the torque between the central shaft 101 and the upper sleeve 102 and the lower sleeve 103 is increased, the bearing capacity of the central shaft 101 is improved, the shaking of the central shaft 101 in the rotation process is avoided, the shaking of the pinch roll device 1 is avoided, and the stability and the service cycle of the pinch roll device 1 are improved; and the lower sleeve 103 is limited through the conical structure, and the roller sheet 105, the connecting plate 107, the upper sleeve 102 and the lower sleeve 103 are integrally fixed on the central shaft 101 through the fastening bolts 108, so that the roller sheet 105 can be replaced more conveniently.
The pinch roll device 1 further comprises a first transmission shaft 111 and a second transmission shaft 110 which are coaxially arranged at the lower ends of the two central shafts 101 respectively, and the lower ends of the second transmission shafts 110 are arranged on the fixed seat 3 through the base 2;
one side of the first transmission shaft 111 is provided with an air cylinder 8, the air cylinder 8 is arranged on the fixed seat 3, the air cylinder 8 is connected with the first transmission shaft 111 through a swing arm, and the first transmission shaft 111 is rotatably connected with the swing arm.
Before or during normal production, the air cylinder 8 is started, an output shaft of the air cylinder 8 stretches out to drive the first transmission shaft 111 to deviate through the swing arm, so that the two roller sheets 105 are attached, the air cylinder 8 is closed after the two roller sheets 105 are attached, and strip steel is conveyed to the next working procedure along with rotation of the two roller sheets 105; when the roller skins 105 are replaced, the cylinder 8 is started, so that the output shaft of the cylinder 8 is contracted, the swing arm drives the first transmission shaft 111 to deviate, and the two roller skins 105 are separated.
The lower ends of the two roller skins 105 are respectively provided with a ladder stand 109 from outside to inside, and the ladder stand 109 is used for reducing the contact area between the roller skins 105 and the strip steel.
The height of the step 109 is 60mm, and the step 109 is used for reducing the height of the roller sheet 105, reducing the contact area between the roller sheet 105 and the strip steel, enabling the width of the strip steel to be the same as the height of the roller sheet 105, avoiding the abrasion of the roller sheet 105 with the indentation in the strip steel clamping and conveying process, and preventing the indentation from causing slight indentation or scratch on the surface of the finished strip steel and generating defective products.
The gear motor 4 is installed on the fixing base 3, an output shaft of the gear motor 4 is connected with an extension shaft 5, the extension shaft 5 is driven to rotate by rotation of the output shaft of the gear motor 4, a first bevel gear 6 is sleeved at the other end of the extension shaft 5, the first bevel gear 6 is driven to rotate by rotation of the extension shaft 5, a second bevel gear 7 meshed with the first bevel gear 6 is arranged on one side of the first bevel gear 6, the second bevel gear 7 is sleeved on the second transmission shaft 110, the second bevel gear 7 is driven to rotate by rotation of the first bevel gear 6, and accordingly roller sheet 105 corresponding to the second transmission shaft 110 is driven to rotate.
The outer surfaces of the two roller skins 105 are provided with wear-resistant layers 106, and the wear-resistant layers 106 are used for improving the wear resistance of the roller skins 105 and prolonging the service cycle of the roller skins 105.
Including any of the pinch roll devices 1 described above.
The working principle of the utility model is as follows: the gear motor 4 and the air cylinder 8 are connected with an external control system, and a gap is reserved between the two roller sheets 105 when the strip steel is required to be conveyed; the gear motor 4 is controlled to start, an output shaft of the gear motor 4 rotates to drive the extension shaft 5 to rotate, the extension shaft 5 rotates to drive the first bevel gear 6 to rotate, the first bevel gear 6 rotates to drive the second bevel gear 7 to rotate, the second bevel gear 7 rotates to drive the corresponding central shaft 101 to rotate through the second transmission shaft 110, and the through key 104 is matched with the upper sleeve 102 and the lower sleeve 103 to drive the connecting plate 107 and the roller sheet 105 to rotate;
when the strip steel is conveyed to a gap between the two roller sheets 105, the control cylinder 8 is started, the output shaft of the cylinder 8 stretches out to drive the first transmission shaft 111 to deviate through the swing arm, so that the two roller sheets 105 are attached, the cylinder 8 is closed after the two roller sheets 105 are attached, the two roller sheets 105 rotate relatively, and the strip steel is conveyed to the next working procedure along with the rotation of the two roller sheets 105;
when the roller skin 105 is replaced, the cylinder 8 is started, the output shaft of the cylinder 8 is contracted to drive the first transmission shaft 111 to deviate through the swing arm, so that the two roller skins 105 are separated, the fastening bolt 108 and the gasket are detached, the roller skin 105 is taken out upwards, the roller skin 105, the connecting plate 107, the upper sleeve 102 and the lower sleeve 103 are integrated and separated from the central shaft 101, the unused roller skin 105 is sleeved on the central shaft 101 through the connecting plate 107, the upper sleeve 102 and the lower sleeve 103, and the inner conical surface of the lower sleeve 103 is tightly attached to the outer conical surface of the lower end of the central shaft 101 through the fastening bolt 108 and the gasket.
According to the utility model, through the long key groove and the through key 104, the torque between the central shaft 101 and the upper sleeve 102 and the lower sleeve 103 is increased, the bearing capacity of the central shaft 101 is improved, and the shaking of the central shaft 101 in the rotation process is avoided, so that the shaking of the pinch roll device 1 is avoided, and the stability and the service cycle of the pinch roll device 1 are improved; and the lower sleeve 103 is limited through the conical structure, and the roller sheet 105, the connecting plate 107, the upper sleeve 102 and the lower sleeve 103 are integrally fixed on the central shaft 101 through the fastening bolts 108, so that the roller sheet 105 can be replaced more conveniently.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (7)
1. The vertical feeding roller for hot rolled strip steel is characterized by comprising a pinch roller device (1) which is arranged vertically, wherein the pinch roller device (1) is used for clamping the strip steel rolled by a rolling mill and conveying the strip steel to the next working procedure;
the pinch roll device (1) comprises two vertically arranged central shafts (101), wherein long key grooves are vertically formed in the outer wall of each central shaft (101), and matched through keys (104) are arranged in each long key groove, and the through keys (104) protrude out of the long key grooves;
the two ends of the central shaft (101) are respectively sleeved with an upper sleeve (102) and a lower sleeve (103), grooves matched with through keys (104) are formed in the inner sides of the upper sleeve (102) and the lower sleeve (103), two ends of protruding sections of the through keys (104) are respectively arranged in the two grooves, and the through keys (104) are used for increasing torque between the central shaft (101) and the upper sleeve (102) and the lower sleeve (103);
the inner diameter of the lower sleeve (103) and the outer diameter of the lower end of the central shaft (101) are gradually increased from top to bottom to form two cone-shaped structures, the two cone-shaped structures are matched with each other, and the cone-shaped structures are used for limiting the lower sleeve (103);
the upper top surface of the central shaft (101) is provided with a fastening bolt (108) through a gasket, and the fastening bolt (108) is used for fastening the upper sleeve (102) and the lower sleeve (103).
2. A vertical feed roll for hot rolled strip according to claim 1, characterized in that the pinch roll device (1) further comprises two connection plates (107) which are sleeved on the upper and lower jackets (102, 103), the two connection plates (107) being sleeved with the same mating roll skin (105).
3. The vertical feeding roller for hot rolled strip steel according to claim 2, wherein the pinch roller device (1) further comprises a first transmission shaft (111) and a second transmission shaft (110) which are coaxially arranged at the lower ends of the two central shafts (101), respectively, and the lower ends of the second transmission shafts (110) are arranged on the fixed seat (3) through the base (2);
one side of the first transmission shaft (111) is provided with an air cylinder (8), the air cylinder (8) is arranged on the fixed seat (3), the air cylinder (8) is connected with the first transmission shaft (111) through a swing arm, and the first transmission shaft (111) is rotatably connected with the swing arm.
4. A vertical feed roll for hot rolled strip as claimed in claim 2, characterized in that the lower ends of both roll skins (105) are provided with a step (109) from outside to inside, said step (109) being adapted to reduce the contact area of the roll skins (105) with the strip.
5. A vertical feeding roller for hot rolled strip steel as claimed in claim 3, characterized in that the fixed seat (3) is provided with a gear motor (4), an output shaft of the gear motor (4) is connected with an extension shaft (5), the other end of the extension shaft (5) is sleeved with a first bevel gear (6), one side of the first bevel gear (6) is provided with a second bevel gear (7) meshed with the first bevel gear, and the second bevel gear (7) is sleeved on a second transmission shaft (110).
6. A vertical feed roll for hot rolled steel strip according to claim 2 or 4, characterized in that the outer surfaces of both roll skins (105) are provided with a wear layer (106).
7. A vertical feed apparatus for hot rolled strip comprising a pinch roll unit (1) according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321630641.6U CN220160929U (en) | 2023-06-26 | 2023-06-26 | Vertical feeding roller and feeding equipment for hot rolled strip steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321630641.6U CN220160929U (en) | 2023-06-26 | 2023-06-26 | Vertical feeding roller and feeding equipment for hot rolled strip steel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220160929U true CN220160929U (en) | 2023-12-12 |
Family
ID=89065005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321630641.6U Active CN220160929U (en) | 2023-06-26 | 2023-06-26 | Vertical feeding roller and feeding equipment for hot rolled strip steel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220160929U (en) |
-
2023
- 2023-06-26 CN CN202321630641.6U patent/CN220160929U/en active Active
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