CN113942931A - Adjustable straightening roller lifting appliance assisting in dismounting straightening roller ring and lifting method thereof - Google Patents

Adjustable straightening roller lifting appliance assisting in dismounting straightening roller ring and lifting method thereof Download PDF

Info

Publication number
CN113942931A
CN113942931A CN202111324176.9A CN202111324176A CN113942931A CN 113942931 A CN113942931 A CN 113942931A CN 202111324176 A CN202111324176 A CN 202111324176A CN 113942931 A CN113942931 A CN 113942931A
Authority
CN
China
Prior art keywords
lifting
straightening
lifting hook
straightening roller
ring
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.)
Granted
Application number
CN202111324176.9A
Other languages
Chinese (zh)
Other versions
CN113942931B (en
Inventor
方实年
曹明辉
蒲春雷
石海军
徐志坤
方田
王爽
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huatian Engineering and Technology Corp MCC
Original Assignee
Huatian Engineering and Technology Corp MCC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Huatian Engineering and Technology Corp MCC filed Critical Huatian Engineering and Technology Corp MCC
Priority to CN202111324176.9A priority Critical patent/CN113942931B/en
Publication of CN113942931A publication Critical patent/CN113942931A/en
Application granted granted Critical
Publication of CN113942931B publication Critical patent/CN113942931B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • B66C1/62—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 comprising article-engaging members of a shape complementary to that of the articles to be handled
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D1/00—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling
    • B21D1/02—Straightening, restoring form or removing local distortions of sheet metal or specific articles made therefrom; Stretching sheet metal combined with rolling by rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
    • B21D3/02—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts by rollers
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Load-Engaging Elements For Cranes (AREA)
  • Straightening Metal Sheet-Like Bodies (AREA)

Abstract

The invention discloses an adjustable straightening roller hanger assisting in disassembling a straightening roller ring and a lifting method thereof, and belongs to the technical field of straightening roller hangers. The lifting hook system comprises a lifting ring, a sliding plate, a lifting hook and a counterweight, wherein the lifting ring is clamped with the lifting hook, an adjusting system is arranged at the bottom of the lifting ring, and the lifting ring is adjusted to be in relative position with the lifting hook through the adjusting system; the lower part of the lifting hook is provided with a locking system, the bottom of the lifting hook is connected with a straightening roller, the bottom of the lifting hook is inserted into the axis of the straightening roller, and the straightening roller is locked by the locking system. The invention adopts the balance weight lever principle to horizontally hoist and balance the straightening rollers, can realize the horizontal balanced hoisting of the straightening rollers with different widths, and can better solve the technical problem of unbalanced hoisting of the straightening rollers, thus repeatedly saving time greatly, improving the production efficiency, reducing the manual operation time, and having convenient, simple, safe and reliable maintenance.

Description

Adjustable straightening roller lifting appliance assisting in dismounting straightening roller ring and lifting method thereof
Technical Field
The invention relates to the technical field of straightening roller lifting appliances, in particular to an adjustable straightening roller lifting appliance assisting in dismounting a straightening roller ring and a lifting method thereof.
Background
On section bar steel rolling production line, the section bar is rolled to be accomplished the back and is required the aligning, the straightener uses a period of time after, because straightening roller wearing and tearing need the dismouting to change straightening roller and collars, prior art is to wait to change the straightening roller and adopts cantilever overhead traveling crane to hoist in addition manual fit, this kind of hoist and mount mode can not adapt to the straightening roller handling of different specifications, adopt above-mentioned hoist and mount mode, the balanced very big degree of horizontal handling of straightening roller is received manual operation level and space restriction, efficiency is not high and the security is relatively poor, consequently research and development an auxiliary adjustable straightening roller hoist of dismantling straightening collars is the problem of waiting to solve urgently.
Disclosure of Invention
1. Technical problem to be solved by the invention
The invention aims to overcome the defects of the prior art and provides an adjustable straightening roller lifting appliance for assisting in disassembling a straightening roller ring and a lifting method thereof.
2. Technical scheme
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
the invention discloses an adjustable straightening roll lifting appliance assisting in dismounting a straightening roll ring, which comprises a lifting hook system, wherein the lifting hook system comprises a lifting ring, a sliding plate, a lifting hook and a balance weight, the lifting ring is clamped with the lifting hook, the balance weight is arranged at the end part of one side of the lifting hook, and the sliding plate is respectively fixed at two sides of the lifting ring;
the bottom of the lifting ring is provided with an adjusting system, and the lifting ring is adjusted to be in a relative position with the lifting hook through the adjusting system;
the lower part of the lifting hook is provided with a locking system, the bottom of the lifting hook is connected with a straightening roller, the bottom of the lifting hook is inserted into the axis of the straightening roller, and the straightening roller is locked by the locking system;
and an anti-skid device is arranged on the contact surface of the lifting hook and the straightening roller.
Furthermore, the lower part of the hanging ring is provided with a clamping plate, the surface of the lifting hook is provided with a clamping groove, the hanging ring is clamped in the clamping groove of the lifting hook through the clamping plate, and the hanging ring freely slides along the clamping groove.
Furthermore, a lifting ring adjusting nut is arranged at the bottom of the lifting ring.
Furthermore, the adjusting system comprises a tightening nut, a tightening thread block, an adjusting screw rod and an adjusting handle, the adjusting screw rod sequentially penetrates through the lifting hook, the lifting ring adjusting nut and the tightening thread block, one end of the adjusting screw rod is hinged to the lifting hook through the tightening nut, and the other end of the adjusting screw rod is connected with the adjusting handle.
Further, the locking system include locking frame, round pin axle, fitting pin, first pinhole and second pinhole have all been seted up on the surface of locking frame and lifting hook, the round pin axle runs through the first pinhole on fitting pin and lifting hook surface, the locking frame is articulated through round pin axle and lifting hook, the fitting pin runs through the second pinhole on fitting pin and lifting hook surface, the fitting pin passes locking frame and is articulated with the lifting hook.
Furthermore, one side of the straightening roller is provided with a straightening roller shaft head, and the other side of the straightening roller is provided with a straightening roller end groove.
Furthermore, when the locking pin is pulled out, the locking frame swings by taking the pin shaft as the axis, and when the locking frame swings downwards, the locking pin is inserted into the end groove of the straightening roller and is locked with the straightening roller.
Further, antiskid include that lower bolster, upper padding plate and arc are protruding to be constituteed, the last face and the upper padding plate of lower bolster are fixed, the lower face and the lifting hook of lower bolster are fixed, the arc wall has been seted up to the lower face of lower bolster, the gib head end of lifting hook inlays the dress in the arc wall, the surface of upper padding plate is provided with the arc arch along periphery direction equidistance interval, the bellied protruding end of arc contacts with the leveling roller.
A lifting method for an adjustable straightening roll hanger assisting in disassembling a straightening roll ring comprises the following steps:
the method comprises the following steps: firstly, opening a locking pin of a locking frame to enable the locking frame to be in an initial lifting state;
step two: at the moment, the position of the hanging ring pivot, namely the pivot center line, is positioned on the left side of the center line of the center of gravity of the straightening roll because one side of the straightening roll is provided with the straightening roll shaft head, so that the center of gravity of the straightening roll is deviated to one side;
step three: when the lifting hook is lifted, the straightening roller can generate a clockwise torque by taking the lifting point of the lifting ring as a fulcrum, the counterweight can also generate a clockwise torque by taking the lifting point of the lifting ring as the fulcrum, and the whole lifting hook, the straightening roller and the counterweight can rotate under the action of the torque and are in an unbalanced state;
step four: at the moment, the adjusting handle is driven to rotate to drive the adjusting screw rod to rotate so as to drive the lifting ring to move, when the center line of the supporting point of the lifting ring moves to the right side of the center line of the gravity center of the straightening roller, the straightening roller can generate an anticlockwise torque by taking the lifting point of the lifting ring as the supporting point at the moment, and the balance weight still generates a clockwise torque by taking the lifting point of the lifting ring as the supporting point, so that the whole lifting hook, the straightening roller and the balance weight are in a balanced state;
step five: meanwhile, the locking frame is adjusted to be in a locking state, and one end of the locking frame is just clamped into the end groove of the straightening roll to lock the straightening roll to prevent unhooking;
step six: and then lifting the lifting hook to a horizontal straightening roller dismounting station, after the horizontal straightening roller dismounting station fixes the straightening roller, opening the locking pin, adjusting the locking frame to an initial lifting state, and separating the lifting hook from the straightening roller, so that the horizontal lifting balance process of the straightening roller is completely finished.
3. Advantageous effects
Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:
the invention adopts the balance weight lever principle to horizontally hoist and balance the straightening rollers, can realize the horizontal balanced hoisting of the straightening rollers with different widths, and can better solve the technical problem of unbalanced hoisting of the straightening rollers, thus repeatedly saving time greatly, improving the production efficiency, reducing the manual operation time, and having convenient, simple, safe and reliable maintenance.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a left side view of the present invention;
FIG. 3 is an isometric view of the present invention;
FIG. 4 is a diagrammatic view of the mechanism of the present invention;
FIG. 5 is a schematic view of the handling of the present invention;
FIG. 6 is a view showing the installation position of the antiskid device of the present invention;
FIG. 7 is a view showing the construction of an upper mat according to the present invention;
in the figure: 1. preparing a nut; 2. preparing a tight thread block; 3. adjusting the screw rod; 4. a hoisting ring; 41. clamping a plate; 42. a lifting ring adjusting nut; 5. a slide plate; 6. a hook; 61. a card slot; 62. a first pin hole; 63. a second pin hole; 7. an adjusting handle; 8. locking the frame; 9. a locking pin; 10. a pin shaft; 11. balancing weight; 12. a straightening roll; 121. a straightening roll shaft head; 122. straightening roller end grooves 13 and an anti-skid device; 131. a lower base plate; 1311. an arc-shaped slot; 132. an upper base plate; 133. and an arc-shaped bulge.
Detailed Description
The invention is further described with reference to the following figures and examples:
example 1
As can be seen from fig. 1 to 5, the adjustable straightening roll hanger for assisting in detaching the straightening roll rings of the embodiment comprises a hook system, wherein the hook system comprises a hanging ring 4, a sliding plate 5, a hanging hook 6 and a counterweight 11, the hanging ring 4 is clamped with the hanging hook 6, the counterweight 11 is arranged at the end part of one side of the hanging hook 6, and the sliding plates 5 are respectively fixed at two sides of the hanging ring 4;
the bottom of the lifting ring 4 is provided with an adjusting system, and the lifting ring 4 is adjusted to be in relative position with the lifting hook 6 through the adjusting system;
the lower part of the lifting hook 6 is provided with a locking system, the bottom of the lifting hook 6 is connected with a straightening roller 12, the bottom of the lifting hook 6 is inserted into the axis of the straightening roller 12, and the straightening roller 12 is locked by the locking system.
The lower part of the hanging ring 4 is provided with a clamping plate 41, the surface of the lifting hook 6 is provided with a clamping groove 61, the hanging ring 4 is clamped in the clamping groove 61 of the lifting hook 6 through the clamping plate 41, and the hanging ring 4 freely slides along the clamping groove 61.
The bottom of the lifting ring 4 is provided with a lifting ring adjusting nut 42.
The adjusting system comprises a tightening nut 1, a tightening thread block 2, an adjusting screw rod 3 and an adjusting handle 7, wherein the adjusting screw rod 3 sequentially penetrates through a lifting hook 6, a lifting ring adjusting nut 42 and the tightening thread block 2, one end of the adjusting screw rod 3 is hinged to the lifting hook 6 through the tightening nut 1, and the other end of the adjusting screw rod 3 is connected with the adjusting handle 7.
The locking system comprises a locking frame 8, a pin shaft 10 and a locking pin 9, wherein a first pin hole 62 and a second pin hole 63 are formed in the surfaces of the locking frame 8 and the lifting hook 6, the pin shaft 10 penetrates through the first pin hole 62 in the surfaces of the locking pin 9 and the lifting hook 6, the locking frame 8 is hinged to the lifting hook 6 through the pin shaft 10, the locking pin 9 penetrates through the second pin hole 63 in the surfaces of the locking pin 9 and the lifting hook 6, and the locking pin 9 penetrates through the locking frame 8 and is hinged to the lifting hook 6.
One side of the straightening roll 12 is provided with a straightening roll shaft head 121, and the other side of the straightening roll 12 is provided with a straightening roll end groove 122.
When the locking pin 9 is pulled out, the locking frame 8 swings around the pin shaft 10, and when the locking frame 8 swings downward, the locking frame is inserted into the straightening roll end groove 122 and locked with the straightening roll 12.
As can be seen from fig. 6-7, the contact surface of the hooks 6 with the straightening rollers 12 is provided with anti-slip means 13.
The antiskid device 13 comprises a lower backing plate 131, an upper backing plate 132 and arc-shaped protrusions 133, the upper plate surface of the lower backing plate 131 is fixed with the upper backing plate 132, the lower plate surface of the lower backing plate 131 is fixed with the lifting hook 6, the lower plate surface of the lower backing plate 131 is provided with arc-shaped grooves 1311, the hook head end of the lifting hook 6 is embedded in the arc-shaped grooves 1311, the arc-shaped protrusions 133 are arranged on the surface of the upper backing plate 132 at equal intervals along the peripheral direction, and the protruding ends of the arc-shaped protrusions 133 are in contact with the straightening rollers 12.
Hook head end and the lower bolster 131 of lifting hook 6 laminate completely, through the bolt, fixed modes such as bolt, can realize that lifting hook 6 is fixed with lower bolster 131, the arc surface of upper padding plate 132 and the interior arc surface of straightening roller 12 coincide completely, arc protrusion 133 produces deformation when receiving straightening roller 12 inner wall gravity extrusion, and laminate the interior arc surface of straightening roller 12 completely, arc protrusion 133 can increase lifting hook 6 and straightening roller 12's area of contact, with the line contact of former lifting hook 6 and straightening roller 12, improve to antiskid 13 and the contact of straightening roller 12 face, thereby avoid skidding, ensure the security.
A lifting method for an adjustable straightening roll hanger assisting in disassembling a straightening roll ring comprises the following steps:
the method comprises the following steps: firstly, the locking pin 9 of the locking frame 8 is opened, so that the locking frame 8 is in an initial lifting state, as shown in fig. 1, the X-direction locking frame 8 is in the initial lifting state, and the Y-direction locking frame 8 is in the locking state;
step two: in order to better explain the principle of horizontal lifting balance of the straightening roll 12, the principle is illustrated by a mechanical diagram, as shown in fig. 4, at this time, the position of the pivot of the lifting ring 4, namely the center line of the pivot, is deviated to one side due to the fact that the straightening roll shaft head 121 is arranged on one side of the straightening roll 12, and the center line of the pivot is positioned on the left side of the center line of the center of the gravity of the straightening roll 12;
step three: when the lifting hook 6 is lifted, the straightening roller 12 can generate a clockwise torque by taking the lifting point of the lifting ring 4 as a fulcrum, the counterweight 11 can also generate a clockwise torque by taking the lifting point of the lifting ring 4 as a fulcrum, and the whole lifting hook 6, the straightening roller 12 and the counterweight 11 can rotate under the action of the torque and are in an unbalanced state;
step four: at the moment, the adjusting handle 7 is driven to rotate to drive the adjusting screw rod 3 to rotate, so that the lifting ring 4 is driven to move, when the center line of the pivot of the lifting ring 4 moves to the right side of the center line of the gravity center of the straightening roller 12, the straightening roller 12 can generate an anticlockwise torque by taking the lifting point of the lifting ring 4 as the pivot, the balance weight 11 still generates a clockwise torque by taking the lifting point of the lifting ring 4 as the pivot, and the whole lifting hook 6, the straightening roller 12 and the balance weight 11 are in a balanced state;
step five: meanwhile, the locking frame 8 is adjusted to be in a locking state, and at the moment, one end of the locking frame 8 is just clamped into the straightening roller end groove 122 to lock the straightening roller 12 to prevent unhooking;
step six: and lifting the lifting hook 6 to a horizontal straightening roller dismounting station, as shown in fig. 5, after the horizontal straightening roller dismounting station fixes the straightening roller 12, opening the locking pin 9, adjusting the locking frame 8 to an initial lifting state, and separating the lifting hook 6 from the straightening roller, so that the horizontal lifting balance process of the straightening roller 12 is completely finished.
The invention adopts the balance weight lever principle to horizontally hoist and balance the straightening rollers 12, can realize the horizontal balanced hoisting of the straightening rollers 12 with different widths, can better solve the technical problem of unbalanced hoisting of the straightening rollers 12, and can greatly save time, improve the production efficiency, reduce the manual operation time, and have convenient, simple, safe and reliable maintenance.
The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the invention, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the invention.

Claims (9)

1. The utility model provides an auxiliary adjustable straightener roll hoist of dismantling straightener roll ring, includes the lifting hook system, its characterized in that: the lifting hook system comprises a lifting ring (4), a sliding plate (5), a lifting hook (6) and a counterweight (11), wherein the lifting ring (4) is clamped with the lifting hook (6), the counterweight (11) is arranged at the end part of one side of the lifting hook (6), and the sliding plate (5) is respectively fixed on two sides of the lifting ring (4);
the bottom of the hanging ring (4) is provided with an adjusting system, and the hanging ring (4) is adjusted to be in a relative position with the lifting hook (6) through the adjusting system;
the lower part of the lifting hook (6) is provided with a locking system, the bottom of the lifting hook (6) is connected with a straightening roller (12), the bottom of the lifting hook (6) is inserted into the axis of the straightening roller (12), and the straightening roller (12) is locked by the locking system;
and an anti-skid device (13) is arranged on the contact surface of the lifting hook (6) and the straightening roller (12).
2. The adjustable straightening roll hanger assisting in disassembling the straightening roll rings according to claim 1, which is characterized in that: the hanging ring is characterized in that a clamping plate (41) is arranged at the lower part of the hanging ring (4), a clamping groove (61) is formed in the surface of the lifting hook (6), the hanging ring (4) is clamped in the clamping groove (61) of the lifting hook (6) through the clamping plate (41), and the hanging ring (4) freely slides along the clamping groove (61).
3. The adjustable straightening roll hanger assisting in disassembling the straightening roll rings according to claim 2, wherein: and a lifting ring adjusting nut (42) is arranged at the bottom of the lifting ring (4).
4. The adjustable straightening roll hanger assisting in disassembling the straightening roll rings according to claim 3, wherein: the adjusting system comprises a tightening nut (1), a tightening thread block (2), an adjusting screw rod (3) and an adjusting handle (7), wherein the adjusting screw rod (3) sequentially penetrates through a lifting hook (6), a lifting ring adjusting nut (42) and the tightening thread block (2), one end of the adjusting screw rod (3) is hinged to the lifting hook (6) through the tightening nut (1), and the other end of the adjusting screw rod (3) is connected with the adjusting handle (7).
5. The adjustable straightening roll hanger assisting in disassembling the straightening roll rings according to claim 4, wherein: locking system including locking frame (8), round pin axle (10), fitting pin (9), first pinhole (62) and second pinhole (63) have all been seted up on the surface of locking frame (8) and lifting hook (6), first pinhole (62) on fitting pin (9) and lifting hook (6) surface are run through in round pin axle (10), locking frame (8) are articulated with lifting hook (6) through round pin axle (10), fitting pin (9) run through second pinhole (63) on fitting pin (9) and lifting hook (6) surface, fitting pin (9) pass locking frame (8) and are articulated with lifting hook (6).
6. The adjustable straightening roll hanger assisting in disassembling the straightening roll rings according to claim 5, wherein: one side of the straightening roll (12) is provided with a straightening roll shaft head (121), and the other side of the straightening roll (12) is provided with a straightening roll end groove (122).
7. The adjustable straightening roll hanger assisting in disassembling the straightening roll rings according to claim 6, wherein: when the locking pin (9) is pulled out, the locking frame (8) swings by taking the pin shaft (10) as the axis, and when the locking frame (8) swings downwards, the locking frame is inserted into the straightening roller end groove (122) and is locked with the straightening roller (12) mutually.
8. The adjustable straightening roll hanger assisting in disassembling the straightening roll rings according to claim 1, which is characterized in that: antiskid (13) constitute including lower backing plate (131), upper padding plate (132) and arc arch (133), the last face and upper backing plate (132) of lower backing plate (131) are fixed, the lower face and the lifting hook (6) of lower backing plate (131) are fixed, arc wall (1311) have been seted up to the lower face of lower backing plate (131), the gib head end of lifting hook (6) inlays and is adorned in arc wall (1311), the surface of upper backing plate (132) is provided with arc arch (133) along periphery direction equidistance interval, the protruding end and the contact of straightener roller (12) of arc arch (133).
9. The hoisting method for the adjustable straightening roll sling for assisting in disassembling the straightening roll rings as claimed in claim 7, which is characterized in that: the method comprises the following steps:
the method comprises the following steps: firstly, a locking pin (9) of a locking frame (8) is opened, so that the locking frame (8) is in an initial lifting state;
step two: at the moment, the position of the fulcrum of the lifting ring (4), namely the center line of the fulcrum, is positioned, because one side of the straightening roll (12) is provided with the straightening roll shaft head (121), the gravity center of the straightening roll (12) is deviated to one side, and the center line of the fulcrum is positioned on the left side of the center line of the gravity center of the straightening roll (12);
step three: when the lifting hook (6) is lifted, the straightening roller (12) can generate a clockwise torque by taking the lifting point of the lifting ring (4) as a fulcrum, the counterweight (11) can also generate a clockwise torque by taking the lifting point of the lifting ring (4) as a fulcrum, and the whole lifting hook (6), the straightening roller (12) and the counterweight (11) can rotate under the action of the torque and are in an unbalanced state;
step four: at the moment, the adjusting handle (7) is driven to rotate to drive the adjusting screw rod (3) to rotate, so that the lifting ring (4) is driven to move, when the center line of the pivot of the lifting ring (4) moves to the right side of the center line of the gravity center of the straightening roller (12), the straightening roller (12) can generate an anticlockwise torque by taking the lifting point of the lifting ring (4) as the pivot, and the balance weight (11) still generates a clockwise torque by taking the lifting point of the lifting ring (4) as the pivot, so that the whole lifting hook (6), the straightening roller (12) and the balance weight (11) can be in a balanced state;
step five: meanwhile, the locking frame (8) is adjusted to be in a locking state, one end of the locking frame (8) is just clamped into the straightening roller end groove (122), the straightening roller (12) is locked, and unhooking is prevented;
step six: then lifting the lifting hook (6) to a horizontal straightening roller dismounting station, opening the locking pin (9) after the horizontal straightening roller dismounting station fixes the straightening roller (12), adjusting the locking frame (8) to an initial lifting state, and separating the lifting hook (6) from the straightening roller, so that the horizontal lifting balance process of the straightening roller (12) is completely finished.
CN202111324176.9A 2021-11-10 2021-11-10 Adjustable straightening roller lifting appliance assisting in disassembling straightening roller ring and lifting method thereof Active CN113942931B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111324176.9A CN113942931B (en) 2021-11-10 2021-11-10 Adjustable straightening roller lifting appliance assisting in disassembling straightening roller ring and lifting method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111324176.9A CN113942931B (en) 2021-11-10 2021-11-10 Adjustable straightening roller lifting appliance assisting in disassembling straightening roller ring and lifting method thereof

Publications (2)

Publication Number Publication Date
CN113942931A true CN113942931A (en) 2022-01-18
CN113942931B CN113942931B (en) 2024-05-31

Family

ID=79336940

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111324176.9A Active CN113942931B (en) 2021-11-10 2021-11-10 Adjustable straightening roller lifting appliance assisting in disassembling straightening roller ring and lifting method thereof

Country Status (1)

Country Link
CN (1) CN113942931B (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102774738A (en) * 2012-08-07 2012-11-14 巨力索具股份有限公司 Gantry hook lifting device span adjusting structure
CN106219391A (en) * 2016-08-29 2016-12-14 天津市东达伟业机车车辆有限公司 A kind of anticreep suspender
US20170129749A1 (en) * 2015-11-06 2017-05-11 Fundacion Tecnalia Research and Innovation Application and method for positioning and orientating a load
CN207046678U (en) * 2017-07-05 2018-02-27 唐山港集团股份有限公司 It is a kind of to prevent from lifting the C-shaped hook that goods comes off
CN108584678A (en) * 2018-05-29 2018-09-28 国网山东省电力公司济南市章丘区供电公司 A kind of Wire guide roller hoisting mechanism
CN208008320U (en) * 2017-12-05 2018-10-26 凉山瑞禾新材料有限公司 C-shaped hook
CN212222213U (en) * 2019-12-30 2020-12-25 内蒙古北方重工业集团有限公司 Combined lifting and conveying device
CN216235611U (en) * 2021-11-10 2022-04-08 中冶华天工程技术有限公司 Adjustable straightening roller lifting appliance assisting in dismounting straightening roller ring

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102774738A (en) * 2012-08-07 2012-11-14 巨力索具股份有限公司 Gantry hook lifting device span adjusting structure
US20170129749A1 (en) * 2015-11-06 2017-05-11 Fundacion Tecnalia Research and Innovation Application and method for positioning and orientating a load
CN106219391A (en) * 2016-08-29 2016-12-14 天津市东达伟业机车车辆有限公司 A kind of anticreep suspender
CN207046678U (en) * 2017-07-05 2018-02-27 唐山港集团股份有限公司 It is a kind of to prevent from lifting the C-shaped hook that goods comes off
CN208008320U (en) * 2017-12-05 2018-10-26 凉山瑞禾新材料有限公司 C-shaped hook
CN108584678A (en) * 2018-05-29 2018-09-28 国网山东省电力公司济南市章丘区供电公司 A kind of Wire guide roller hoisting mechanism
CN212222213U (en) * 2019-12-30 2020-12-25 内蒙古北方重工业集团有限公司 Combined lifting and conveying device
CN216235611U (en) * 2021-11-10 2022-04-08 中冶华天工程技术有限公司 Adjustable straightening roller lifting appliance assisting in dismounting straightening roller ring

Also Published As

Publication number Publication date
CN113942931B (en) 2024-05-31

Similar Documents

Publication Publication Date Title
CN216235611U (en) Adjustable straightening roller lifting appliance assisting in dismounting straightening roller ring
CN110240086A (en) A kind of New-energy electric vehicle continuation of the journey lithium battery installation auxiliary device
CN2320607Y (en) Turning-over lifting sling
CN205472275U (en) Prevent wheel die overhead hoist that turns on one's side
CN202321987U (en) Automatic lifting appliance for crucible
CN113942931A (en) Adjustable straightening roller lifting appliance assisting in dismounting straightening roller ring and lifting method thereof
CN216235580U (en) Automatic adjusting and balancing lifting appliance for straightening roller
CN208394604U (en) A kind of power battery Automatic-clamping suspender and power battery hoisting structure
CN204917649U (en) Steel sheet violently hangs special lifting device
CN106967447B (en) Rotating frame for coke oven door repair station and use method thereof
CN214359803U (en) Steel box girder lifting appliance for highway construction
CN214828361U (en) Lifting appliance for lifting furnace roller of annealing furnace
CN204771467U (en) Winding head spindle axle dismouting dolly
CN201325823Y (en) Novel hanger for large loop wheel machine
CN209957223U (en) Safe lifting appliance for disassembling roll collar of section straightening machine
CN209991958U (en) Bearing measurement transfer platform
CN214570078U (en) Coil mold hoisting tool
CN211034901U (en) Tire mold side plate hoisting tool
CN113942926B (en) Automatic balance adjustment lifting appliance for straightening roller and lifting method thereof
CN211813002U (en) Lifting appliance for automobile
CN212924071U (en) Cast roll bearing box balance hoisting device
CN217947423U (en) Balance lifting appliance for replacing bearing seat of drying roller
CN216971797U (en) Carding licker-in shifts frock
CN217555579U (en) Hoisting device of precast beam mould
CN218950812U (en) Strip steel finished product coil unloading auxiliary device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
TA01 Transfer of patent application right

Effective date of registration: 20240425

Address after: 243000 Fu Chang Industrial Park, 259 HSI Nan Road, Ma'anshan economic and Technological Development Zone, Anhui

Applicant after: HUATIAN ENGINEERING & TECHNOLOGY CORPORATION, MCC

Country or region after: China

Applicant after: HUATIAN NANJING ENGINEERING & TECHNOLOGY CORPORATION, MCC

Address before: 243000 Fu Chang Industrial Park, 259 HSI Nan Road, Ma'anshan economic and Technological Development Zone, Anhui

Applicant before: HUATIAN ENGINEERING & TECHNOLOGY CORPORATION, MCC

Country or region before: China

TA01 Transfer of patent application right
GR01 Patent grant
GR01 Patent grant