CN111847230A - Accurate seating device for hoisting roller for maintaining steel rolling machinery - Google Patents
Accurate seating device for hoisting roller for maintaining steel rolling machinery Download PDFInfo
- Publication number
- CN111847230A CN111847230A CN202010734581.7A CN202010734581A CN111847230A CN 111847230 A CN111847230 A CN 111847230A CN 202010734581 A CN202010734581 A CN 202010734581A CN 111847230 A CN111847230 A CN 111847230A
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- Prior art keywords
- roller
- seating device
- maintaining
- slide
- sliding
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
- B66C1/44—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Types And Forms Of Lifts (AREA)
Abstract
The invention belongs to the technical field of mechanical equipment, in particular to a precise seating device for lifting a roller for maintaining a steel rolling machine, aiming at the problem that the existing roller takes a lot of trouble and labor when being seated, the precise seating device comprises a dark box with a reserved top and an integral rectangular structure, wherein two C-shaped steel slide rails with opposite openings and parallel to each other are embedded at the top end of the dark box, two ends of each C-shaped steel slide rail are connected with a rectangular slide frame in a sliding manner, an outer barrel with an upward opening is clamped between the two rectangular slide frames, extension rods are connected inside the outer barrel in a sliding manner, two guide plates which are symmetrical to each other are fixed at the top ends of the two extension rods respectively, inclined planes are reserved on the sides of the two guide plates close to the roller, and strip-shaped holes are formed in the inclined planes close to the two ends. The invention has novel structure, is safe and reliable, can quickly drop the roller to a specified position, and has adjustable diameter range of the applicable roller.
Description
Technical Field
The invention relates to the technical field of mechanical equipment, in particular to a precise seating device for lifting a roller for maintaining a steel rolling machine.
Background
The rolls are important parts of rolling mills in steel rolling mills, and roll steel by using pressure generated when a pair or a group of rolls roll. The existing hoisting clamp is complex to operate and unstable in clamping action, the situation that the roller is separated easily occurs, certain potential safety hazards exist, one roller needs to be vertically placed above the other roller under the existing steel wire rope hoisting condition, and the roller is difficult to put into effect, one roller is prevented from accidentally falling due to huge weight, and the safety regulation that people are not allowed to approach the roller during operation causes the roller to be seated and consume a lot of time for adjustment; secondly, the hoisting of the steel wire rope is difficult to avoid and the steel wire rope slightly shakes at the moment of stopping, and the shaking force is very large, so that the steel wire rope is difficult to forcibly stop by people.
In chinese patent with application number "CN 201420273949.4", a utility model named "an aluminum foil roller lifting clamp" is disclosed, the aluminum foil roller lifting clamp includes a connecting plate and a retractable chuck arranged at the lower end of the connecting plate; the telescopic chuck comprises a diamond telescopic arm and a chuck, the four corners of the diamond telescopic arm are hinged, the chuck is arranged at the lower end of the diamond telescopic arm, a pair of hinged edges at the lower end of the diamond telescopic arm extend outwards to form a pair of chucks which are matched with each other, and the pair of chucks are bent inwards to form arc-shaped clamping ends which are matched with each other. Although the clamp can quickly clamp the roller, the position of the clamp needs to be finely adjusted by a pry tool manually when the clamp is seated, so that the roller can be accurately seated.
Disclosure of Invention
Based on the technical problem that the existing roller takes a lot of labor when being seated, the invention provides an accurate seating device for lifting the roller for maintaining a steel rolling machine.
The invention provides a precise seating device for hoisting a roller for maintaining a steel rolling machine, which comprises a black box with a reserved top opening and an overall cuboid structure, wherein two C-shaped steel slide rails with opposite and parallel openings are embedded at the top end of the black box, two ends of the two C-shaped steel slide rails are connected with rectangular slide frames in a sliding manner, an outer barrel with an upward opening is clamped between the two rectangular slide frames, extension rods are connected inside the outer barrel in a sliding manner, guide plates which are symmetrical to each other are respectively fixed at the top ends of the two extension rods, inclined planes are reserved on one sides of the two guide plates close to the roller, strip-shaped holes are respectively formed in the inclined planes close to the two ends, rollers which are distributed at equal intervals are rotatably connected in the strip-shaped holes, the slide rails with C-shaped cross sections are arranged in the middles of the bottoms of the two guide plates, and the structures in the two slide rails are distributed in a central, the inside of slide rail all sliding connection has interior slide bar, and the tip of interior slide bar rotates and is connected with the pressure lath.
As a preferable scheme in the invention, two ground sliding rails in a triangular prism structure are fixed in the middle of the upper surface of the dark box, and the ground sliding rails extend to the side surface of the rolling mill frame.
According to the preferable scheme of the invention, V-shaped grooves are reserved on the lower surface of the lower roller bearing seat close to two sides, notches are formed on two sides of each V-shaped groove, and rollers are rotatably connected in the two notches.
According to the preferable scheme of the invention, the bottom end of the extension rod is provided with a sinking groove, a hydraulic ejector rod is fixed below the sinking groove, and a compression spring is arranged between the top end of the extension rod of the hydraulic ejector rod and the bottom of the sinking groove.
In the preferable scheme of the invention, screw holes with opposite thread directions are respectively formed in the sliding grooves of the two opposite sides of the rectangular sliding frames, which are close to one C-shaped steel sliding rail, and the same two-way screw rod is screwed between the two screw holes.
In a preferable scheme of the invention, a servo motor is fixed at the end part of the bidirectional screw rod, and the servo motor is fixed on the outer wall of the end part of the C-shaped steel slide rail through a bolt.
Preferably, a gap is left between the lower surface of the outer barrel and the inner wall of the bottom of the dark box, and the rollers distributed at equal intervals are embedded in the lower surface of the outer barrel.
According to the preferable scheme, the upper surface of the inner sliding rod is fixed with a rack, the two sides of the two opposite guide plates, close to the bottoms, are embedded with bearings, the two bearings are rotatably connected with a transmission rod, and the two ends of the transmission rod are respectively fixed with a driving gear and a rocker.
As a preferable scheme in the invention, the driving gear is meshed with the rack, the two ends of the guide plate are respectively clamped with the side protection plates, and the two side protection plates are respectively provided with a rectangular hole matched with the section of the slide rail.
The beneficial effects of the invention are as follows:
1. this kind of steel rolling machinery maintains with accurate device of taking a seat of roll hoist and mount through the deflector that is provided with two inclined planes. When the steel wire rope suspended roller falls down, the lower roller bearing blocks at the two ends of the roller can be contacted with the inclined plane firstly, and then slowly slide to the middle position under the guiding action of the roller along with slow falling so as to fall into the positive position.
2. This kind of rolling mill machinery maintains uses roller hoist and mount with accurate device of taking a seat, through the setting including the pressure lath that slide bar tip rotates the connection, can be when the ascending position of axial direction of roll needs fine setting when using, only need drive in the slide bar slide in the slide rail can drive the pressure lath and carry out the adjustment of axial position to the roll, so that will go up the quick butt joint of roller in lower roller top, improve the degree of accuracy of the speed of taking a seat, and whole operator need not to be close to the roll, the security of device has been improved greatly.
3. This kind of steel rolling machinery maintains uses roller hoist and mount with accurate device of taking a seat, through setting up the gyro wheel in V-arrangement groove both sides, change traditional sliding friction into rolling friction when heavy roll slides at the upper surface of ground slideway, reduce frictional force.
The device has the advantages that the structure is novel, the device is safe and reliable, the roller can be quickly descended to a designated position, and the diameter range of the applicable roller is adjustable.
Drawings
FIG. 1 is a schematic cross-sectional view of an accurate seating device for lifting a roll for maintaining a steel rolling machine according to the present invention;
FIG. 2 is a schematic overall structure diagram of an accurate seating device for lifting a roll for maintaining a steel rolling machine according to the present invention;
FIG. 3 is a schematic view of an assembly structure of a side guard plate of the accurate seating device for hoisting the roll for maintaining the steel rolling machinery, which is provided by the invention;
FIG. 4 is an enlarged schematic structural view of a precise seating device for lifting a roll for steel rolling machinery maintenance in FIG. 1 at A;
fig. 5 is a schematic sectional structure view of the accurate seating device for lifting a roll for steel rolling machinery maintenance provided by the invention when lifting an upper roll.
In the figure: the device comprises a camera bellows 1, an extension rod 2, a bidirectional screw rod 3, a 4C-shaped steel slide rail, a rectangular slide frame 5, a guide plate 6, a strip-shaped hole 7, a roller 8, a lower roller bearing seat 9, a V-shaped groove 10, a 1001 notch 1002 roller, a pressing lath 11, a driving gear 12, a transmission rod 13, an inner slide rod 14, a bearing 15, a slide rail 16, a ground slide rail 17, a hydraulic ejector rod 18, an outer barrel 19, a compression spring 20, a side guard plate 21, a rack 22 and an upper roller bearing seat 23.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1-5, a precise seating device for lifting and hanging a roller for steel rolling machinery maintenance comprises a camera bellows 1 with a reserved top opening and a cuboid structure as a whole, two C-shaped steel slide rails 4 with opposite openings and parallel to each other are embedded at the top end of the camera bellows 1, two ends of the two C-shaped steel slide rails 4 are connected with rectangular slide frames 5 in a sliding manner, an outer barrel 19 with an upward opening is clamped between the two rectangular slide frames 5, extension rods 2 are connected in the outer barrel 19 in a sliding manner, guide plates 6 which are symmetrical to each other are fixed at the top ends of the two extension rods 2 respectively, an inclined plane is reserved on one side of each guide plate 6 close to the roller, strip holes 7 are formed at the two ends of each inclined plane, rollers 8 which are distributed at equal intervals are connected in each strip hole 7 in a rotating manner, so that when a roller hung by a steel wire rope falls, a lower roller bearing block 9 at two ends of the roller, at the moment, the roller slowly slides to the middle position under the guiding action of the roller 8 along with slow falling so as to fall into the right position, sliding rails 16 with C-shaped cross sections are arranged in the middle of the bottoms of the two guide plates 6, the structures in the two sliding rails 16 are distributed in a central symmetry manner, inner sliding rods 14 are connected inside the sliding rails 16 in a sliding manner, and the end parts of the inner sliding rods 14 are rotatably connected with pressing plate strips 11, so that when the roller is used, the position of the roller in the axial direction needs to be finely adjusted, the pressing plate strips 11 can be driven to adjust the axial position of the roller by driving the inner sliding rods 14 to slide in the sliding rails 16, the upper roller is rapidly butted above the lower roller, the accuracy of the seating speed is improved, an operator does not need to be close to the roller in the whole process, and the safety of the device.
In the invention, two ground sliding rails 17 in a triangular prism structure are fixed in the middle of the upper surface of the camera bellows 1, and the ground sliding rails 17 extend to the side surface of the roller frame, so that a seated roller can be conveniently and accurately pushed into the roller frame.
The lower surface of the lower roller bearing seat 9 is reserved with V-shaped grooves 10 close to two sides, the two sides of each V-shaped groove 10 are provided with notches 1001, the two notches 1001 are rotatably connected with rollers 1002, and when a heavy roller slides on the upper surface of the ground slide rail 17, the traditional sliding friction is changed into rolling friction, so that the friction force is reduced.
Wherein, the bottom of extension rod 2 is opened there is the heavy groove, and the below of heavy groove is fixed with hydraulic ram 18, and is provided with compression spring 20 between the tank bottom of the top of the hydraulic ram 18 extension rod and heavy groove to can prevent to hit the damage device in the device suddenly when heavy roll whereabouts.
Wherein, screw holes with opposite thread directions are respectively arranged in the sliding grooves of one of the C-shaped steel sliding rails 4 close to the opposite sides of the two rectangular sliding frames 5, and the same two-way screw rod is connected between the two screw holes in a threaded manner.
Wherein, the end of two-way screw rod is fixed with servo motor, and servo motor passes through the bolt fastening on the tip outer wall of C shaped steel slide rail 4.
Wherein, a gap is left between the lower surface of the outer barrel 19 and the inner wall of the bottom of the dark box 1, and the lower surface of the outer barrel 19 is embedded with rollers which are distributed at equal intervals, thereby preventing the outer barrel 19 from directly contacting with the bottom when the guide plate 6 is pressed by the falling of the top roller during use.
The working principle is as follows: when the steel wire rope suspended roller (lower roller) falls down in use, the lower roller bearing blocks 9 at two ends of the roller are contacted with the inclined plane, and can slowly slide to the middle position under the guiding action of the roller 8 along with slow falling so as to fall to the positions right above the two ground sliding rails 17, so that the steel wire rope suspended roller is conveniently pushed into a roller frame in the later period. When the upper roller is hoisted, the position of the upper roller in the axial direction needs to be finely adjusted, at the moment, the inner sliding rod 14 can slide in the sliding rail 16 only by rotating the rocker, and then the pressing plate strip 11 can be driven to adjust the axial position of the upper roller bearing block 23 at the end part of the roller, so that the upper roller is quickly butted above the lower roller, the accuracy of the seating speed is improved, and an operator does not need to be close to the roller in the whole process, and the safety of the device is greatly improved.
Example 2
Referring to fig. 1-2, in this embodiment, compared with embodiment 1, the accurate seating device for hoisting a roller for maintaining a steel rolling machine further includes a rack 22 fixed on the upper surface of the inner sliding rod 14, bearings 15 embedded near the bottoms of two opposite sides of the two guide plates 6, a transmission rod 13 rotatably connected in the two bearings 15, and a driving gear 12 and a rocker fixed at two ends of the transmission rod 13.
Wherein, driving gear 12 and rack 22 intermeshing, and the both ends of deflector 6 are all the joint have side guard plate 21, all open the rectangular hole with 16 section looks adaptations of slide rail on two side guard plate 21.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. A precise seating device for hoisting a roller for maintaining a steel rolling machine comprises a camera bellows (1) with a cuboid structure with an opening on the whole reserved at the top, two C-shaped steel slide rails (4) with opposite and parallel openings are embedded at the top end of the camera bellows (1), two ends of the two C-shaped steel slide rails (4) are connected with rectangular slide frames (5) in a sliding manner, an outer barrel (19) with an upward opening is clamped between the two rectangular slide frames (5), extension rods (2) are connected inside the outer barrel (19) in a sliding manner, and the precise seating device is characterized in that guide plates (6) which are symmetrical to each other are respectively fixed at the top ends of the two extension rods (2), inclined planes are reserved on one sides of the two guide plates (6) close to the roller, strip-shaped holes (7) are formed on the inclined planes close to the two ends, and rollers (8) which are distributed at equal intervals are rotatably connected in the strip-shaped holes (, two slide rails (16) with C-shaped cross sections are arranged in the middle of the bottoms of the guide plates (6), the structures in the two slide rails (16) are distributed in a central symmetry manner, inner slide bars (14) are connected to the inner portions of the slide rails (16) in a sliding manner, and the end portions of the inner slide bars (14) are rotatably connected with the pressing plate strips (11).
2. The accurate seating device for lifting the rolls for maintaining the rolling mill according to claim 1, characterized in that two ground sliding rails (17) having a triangular prism structure are fixed in the middle of the upper surface of the black box (1), and the ground sliding rails (17) extend to the side of the rolling mill frame.
3. The accurate seating device for hoisting the roller for maintaining the steel rolling machinery as claimed in claim 2, wherein the lower surface of the lower roller bearing seat (9) is reserved with V-shaped grooves (10) near both sides, both sides of the V-shaped grooves (10) are provided with notches (1001), and the rollers (1002) are rotatably connected in both notches (1001).
4. The accurate seating device for hoisting the roller for maintaining the steel rolling machinery as claimed in claim 1, wherein the bottom end of the extension rod (2) is provided with a sunken groove, a hydraulic push rod (18) is fixed below the sunken groove, and a compression spring (20) is arranged between the top end of the extension rod of the hydraulic push rod (18) and the bottom of the sunken groove.
5. The accurate seating device for lifting the rolls for maintaining the steel rolling machinery as claimed in claim 1, wherein the opposite sides of the two rectangular sliding frames (5) close to the sliding grooves of one of the C-shaped steel sliding rails (4) are respectively provided with screw holes with opposite thread directions, and the same two-way screw rod is screwed between the two screw holes.
6. The accurate seating device for hoisting the rolls for maintaining the steel rolling machinery as claimed in claim 5, wherein the servo motor is fixed at the end of the bidirectional screw rod and is fixed on the outer wall of the end of the C-shaped steel slide rail (4) through bolts.
7. The accurate seating device for lifting the rolls for maintaining the steel rolling machinery as claimed in claim 6, wherein a gap is left between the lower surface of the outer barrel (19) and the inner wall of the bottom of the black box (1), and the lower surface of the outer barrel (19) is embedded with rollers distributed at equal intervals.
8. The accurate seating device for hoisting the roller for maintaining the steel rolling machinery as claimed in claim 1, wherein the upper surface of the inner sliding rod (14) is fixed with a rack (22), the two opposite sides of the two guide plates (6) close to the bottom are embedded with bearings (15), the two bearings (15) are rotatably connected with a transmission rod (13), and the two ends of the transmission rod (13) are respectively fixed with a driving gear (12) and a rocker.
9. The accurate seating device for hoisting the roller for maintaining the rolling mill according to claim 8, wherein the driving gear (12) is meshed with the rack (22), the two ends of the guide plate (6) are clamped with the side protection plates (21), and the two side protection plates (21) are provided with rectangular holes matched with the cross section of the slide rail (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010734581.7A CN111847230A (en) | 2020-07-28 | 2020-07-28 | Accurate seating device for hoisting roller for maintaining steel rolling machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010734581.7A CN111847230A (en) | 2020-07-28 | 2020-07-28 | Accurate seating device for hoisting roller for maintaining steel rolling machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111847230A true CN111847230A (en) | 2020-10-30 |
Family
ID=72947572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010734581.7A Withdrawn CN111847230A (en) | 2020-07-28 | 2020-07-28 | Accurate seating device for hoisting roller for maintaining steel rolling machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111847230A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112498221A (en) * | 2020-12-24 | 2021-03-16 | 安徽新红胜装饰工程有限公司 | Auxiliary device is used in transportation of large-scale drainage steel pipe for building site |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4126573A1 (en) * | 1991-08-12 | 1993-02-18 | Lbl Lager Und Betriebstechnik | DEVICE FOR TRANSPORTING AND STORING HEAVY CYLINDRICAL ITEMS |
| CN200995221Y (en) * | 2007-01-15 | 2007-12-26 | 天津赛瑞机器设备有限公司 | Mounting frame of roller for puncher |
| CN209740488U (en) * | 2019-03-11 | 2019-12-06 | 北京首钢自动化信息技术有限公司 | Special electric lifting appliance for cold-rolled roller |
| CN210849310U (en) * | 2019-11-07 | 2020-06-26 | 天津滨海高新区望越科技发展有限公司 | Slotting device for rear cross beam of front row seat of automobile |
| CN111375979A (en) * | 2020-05-08 | 2020-07-07 | 宁波鄞州区景行远望科技服务有限公司 | A welding ware for production of copper handicraft |
-
2020
- 2020-07-28 CN CN202010734581.7A patent/CN111847230A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4126573A1 (en) * | 1991-08-12 | 1993-02-18 | Lbl Lager Und Betriebstechnik | DEVICE FOR TRANSPORTING AND STORING HEAVY CYLINDRICAL ITEMS |
| CN200995221Y (en) * | 2007-01-15 | 2007-12-26 | 天津赛瑞机器设备有限公司 | Mounting frame of roller for puncher |
| CN209740488U (en) * | 2019-03-11 | 2019-12-06 | 北京首钢自动化信息技术有限公司 | Special electric lifting appliance for cold-rolled roller |
| CN210849310U (en) * | 2019-11-07 | 2020-06-26 | 天津滨海高新区望越科技发展有限公司 | Slotting device for rear cross beam of front row seat of automobile |
| CN111375979A (en) * | 2020-05-08 | 2020-07-07 | 宁波鄞州区景行远望科技服务有限公司 | A welding ware for production of copper handicraft |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112498221A (en) * | 2020-12-24 | 2021-03-16 | 安徽新红胜装饰工程有限公司 | Auxiliary device is used in transportation of large-scale drainage steel pipe for building site |
| CN112498221B (en) * | 2020-12-24 | 2022-06-03 | 安徽新红胜装饰工程有限公司 | Auxiliary device is used in transportation of large-scale drainage steel pipe for building site |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201030 |
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| WW01 | Invention patent application withdrawn after publication |