CN118023332A - Upper roller box locking device and use method - Google Patents
Upper roller box locking device and use method Download PDFInfo
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- CN118023332A CN118023332A CN202211361599.2A CN202211361599A CN118023332A CN 118023332 A CN118023332 A CN 118023332A CN 202211361599 A CN202211361599 A CN 202211361599A CN 118023332 A CN118023332 A CN 118023332A
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 101
- 229910000831 Steel Inorganic materials 0.000 abstract description 4
- 239000010959 steel Substances 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The invention belongs to the technical field of steel, and particularly provides a locking device of an upper roller box and a use method thereof, wherein the locking device comprises 2 locking units, each locking unit comprises a first hydraulic locking device and a second hydraulic locking device, the front and the rear of a movable beam are connected with 1 locking unit and are identical in connection mode, the front of the movable beam is sequentially connected with the first hydraulic locking device and the second hydraulic locking device from left to right, the first hydraulic locking device comprises a first locking mechanism and a first swinging mechanism, the first locking mechanism is connected with the first swinging mechanism, the second hydraulic locking device comprises a second locking mechanism and a second swinging mechanism, the second locking mechanism is connected with the second swinging mechanism, the problems that the opening and locking of the movable beam of the existing upper roller box and a straightener are manually operated by workers, the working efficiency and the safety are low, and the labor intensity of workers is high, the manual operation of workers is not required, the working efficiency and the safety are high, and the labor intensity of workers is low are solved.
Description
Technical Field
The invention belongs to the technical field of steel, and particularly relates to an upper roller box locking device and a use method thereof.
Background
In a hot rolling finishing unit in the steel field, a straightener is used for improving the shape of a plate and eliminating residual stress, and is a key device for improving the quality of products. In the straightening process of the hot rolled steel plate, the roller system works in a high-load state for a long time, after a certain yield is finished, the roller system needs to be detected and maintained in an offline mode, and parts such as a work roller, a supporting roller and a bearing which generate defects are repaired or replaced, so that normal operation of equipment and straightening quality of products are guaranteed. In order to shorten the time for replacing the roller system and improve the working efficiency of the production line, the upper roller box and the movable beam of the straightener are required to be quickly opened and quickly locked, so that the roller box locking mechanism must be reliable in performance and convenient to operate. And the automation of the mechanical box is convenient to realize. The prior art is locked by adopting a bolt, and consists of a bolt, a nut and a gasket. The locking and unlocking are realized by manually disassembling and assembling the bolts by workers, the method has low efficiency, and the labor intensity of the workers is high and the method is unsafe. In addition, the locking force of manually fastened bolts is limited, and gaps often appear between the upper roller box and the movable beam in the operation process of the straightener, so that hidden danger is brought to the operation of the straightener.
The Chinese patent document with publication number CN102962300A and publication date 2013, 3 and 13 discloses a hydraulic locking device for locking a locked object on a fixed object, wherein the hydraulic locking device comprises a cylinder, a piston, a spring and a pull rod, and the cylinder is fixedly arranged on the fixed object; the piston is sleeved in the cylinder in a sliding way, the piston is sealed with the cylinder, and the cylinder is divided into a driving oil cavity and a locking cavity; the spring is arranged in the locking cavity, and two ends of the spring respectively lean against the piston and the cylinder barrel; one end of the pull rod can be telescopically clamped with the locked object, and the other end of the pull rod passes through the cylinder barrel and the spring to be connected with the piston. In the document, the pull rod is used for clamping the locked object, the pull rod is driven by pressure oil in the driving oil cavity through the connected piston, the locked object is locked on the fixed object through the restoring force of the spring, the locked object is locked and unlocked on the fixed object through the pressure oil, manual operation is not needed, and the locking and unlocking device is convenient to disassemble and reliable in locking. However, the restoring force of the spring in the document is limited, the rotation of the pull rod is still dependent on manual operation through the handle, the efficiency is low, the labor intensity of workers is high, and the safety is low.
Disclosure of Invention
The upper roller box locking device and the using method thereof aim to solve the problems that in the prior art, the upper roller box and the movable beam of the straightener are required to be opened and locked by manual operation of workers, the working efficiency and the safety are low, and the labor intensity of the workers is high.
The invention provides a locking device for an upper roller box, wherein a movable beam is connected with the upper roller box through a locking device, the locking device comprises 2 locking units, the locking units comprise a first hydraulic locking device and a second hydraulic locking device, the front and the rear of the movable beam are connected with 1 locking unit and are identical in connection mode, the front of the movable beam is sequentially connected with the first hydraulic locking device and the second hydraulic locking device from left to right, the first hydraulic locking device comprises a first locking mechanism and a first swinging mechanism, the first locking mechanism is connected with the first swinging mechanism in a right mode, the second hydraulic locking device comprises a second locking mechanism and a second swinging mechanism, the second locking mechanism is connected with the second swinging mechanism in a left mode, the first locking mechanism and the second locking mechanism are identical in structure, and the first swinging mechanism and the second swinging mechanism are identical in structure.
Preferably, the first locking mechanism comprises a first oil cylinder base and a locking oil cylinder, the first swinging mechanism comprises a second oil cylinder base and a swinging oil cylinder, the upper end of the locking oil cylinder is connected with the movable beam through the first oil cylinder base, the power output end of the locking oil cylinder is connected with the upper roller box, the right part of the lower part of the cylinder barrel of the locking oil cylinder in the first locking mechanism is connected with the first swinging mechanism, and the left part of the upper part of the cylinder barrel of the locking oil cylinder in the second locking mechanism is connected with the second swinging mechanism.
Preferably, the power output end of the locking oil cylinder comprises a piston rod I and a connector I, and the piston rod I is connected with the upper roller box through the connector.
Preferably, the first joint is cylindrical and the outer diameter of the cylinder is larger than the outer diameter of the first piston rod.
Preferably, a pin joint is arranged between the first oil cylinder base and the locking oil cylinder.
Preferably, the power output end of the swing oil cylinder comprises a piston rod II and a joint II, and the piston rod II is connected with a cylinder barrel of the locking oil cylinder through the joint II.
Preferably, the swing oil cylinder further comprises a small lug seat, and the second connector is connected with a cylinder barrel of the locking oil cylinder through the small lug seat.
Preferably, a pin joint is arranged between the second connector and the small ear seat.
Preferably, the locking unit further comprises a clamping groove, the clamping groove is connected with the side face of the upper roller box, and the connector is connected into the clamping groove during locking.
The application method based on the upper roller box locking device comprises the following steps:
when the upper roller box is locked, piston rods of the swing cylinders of the first locking mechanism and the second locking mechanism are retracted, the piston rods drive the locking cylinders to swing inwards until the connector is connected into the clamping groove, then the piston rods of the first locking mechanism and the second locking mechanism are retracted, and the piston rods lift the upper roller box to a target position through the connector to complete locking of the upper roller box;
When the upper roller box is unlocked, the first piston rods of the locking mechanisms and the second piston rods of the locking mechanisms extend out, the first piston rods are placed on the upper roller box to the target position through the connectors, the second piston rods of the swing cylinders of the locking mechanisms and the second piston rods extend out, and the second piston rods drive the locking cylinders to swing outwards until the connectors are moved out of the clamping grooves, so that unlocking of the upper roller box is completed.
The invention has the beneficial effects that:
1. According to the upper roller box locking device and the use method, when the upper roller box is locked, the piston rods of the first locking mechanism and the piston rods of the swing cylinders of the second locking mechanism are retracted, the piston rods drive the locking cylinders to swing inwards until the connector is connected into the clamping groove, then the piston rods of the first locking mechanism and the piston rods of the second locking mechanism are retracted, and the piston rods lift the upper roller box to a target position through the connector to complete locking of the upper roller box; when the upper roller box is unlocked, the first piston rods of the locking mechanisms and the second piston rods of the locking mechanisms extend out, the first piston rods are placed on the upper roller box to the target position through the connectors, the second piston rods of the swing cylinders of the locking mechanisms and the second piston rods extend out, and the second piston rods drive the locking cylinders to swing outwards until the connectors are moved out of the clamping grooves, so that unlocking of the upper roller box is completed. The locking and unlocking do not need manual operation of workers, the working efficiency is high, the safety is high, and the labor intensity of the workers is low.
2. According to the upper roller box locking device and the application method, the first oil cylinder base and the locking oil cylinder are in pin joint, so that the locking oil cylinder can swing back and forth according to the requirement.
3. According to the upper roller box locking device and the use method, the swing oil cylinder is connected with the cylinder barrel of the locking oil cylinder through the second connector and the small lug seat in sequence, the second connector and the small lug seat are connected in a pin joint mode, the locking oil cylinder is protected, and meanwhile the locking oil cylinder is guaranteed to swing to a target position according to requirements.
4. The upper roller box locking device and the application method thereof provided by the invention realize locking and unlocking through the matching of the first connector and the clamping groove, and have a simple structure.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
FIG. 1 is a front view of the structure of the upper roll cassette locking device after unlocking;
FIG. 2 is a left side view of the construction of the upper roll cassette locking device;
FIG. 3 is a cross-sectional view of A-A of FIG. 2;
fig. 4 is a front view of the structure after the locking of the upper roll cassette locking device.
Reference numerals illustrate: 1. a movable beam; 2. an oil cylinder base I; 3. locking the oil cylinder; 4. a second oil cylinder base; 5. swinging the oil cylinder; 6. a first piston rod; 7. a first joint; 8. a second joint; 9. an upper roller box; 10. a piston rod II; 11. a small ear seat; 12. a clamping groove.
Detailed Description
Example 1:
As shown in fig. 1 and 2, an upper roller box locking device is provided, a movable beam 1 is connected with an upper roller box 9 through a locking device, the locking device comprises 2 locking units, the locking units comprise a first hydraulic locking device and a second hydraulic locking device, the front and the back of the movable beam 1 are connected with 1 locking unit and are identical in connection mode, the front of the movable beam 1 is sequentially connected with the first hydraulic locking device and the second hydraulic locking device from left to right, the first hydraulic locking device comprises a first locking mechanism and a first swinging mechanism, the first locking mechanism is connected with the first swinging mechanism in a right mode, the second hydraulic locking device comprises a second locking mechanism and a second swinging mechanism, the second locking mechanism is connected with the second swinging mechanism in a left mode, the first locking mechanism and the second locking mechanism are identical in structure, and the first swinging mechanism and the second swinging mechanism are identical in structure.
In actual operation, the first hydraulic locking device controls the first locking mechanism to swing through the first swinging mechanism, and the first locking mechanism locks and unlocks the upper roller box 9 after the first swinging mechanism swings in place; the second hydraulic locking device controls the second locking mechanism to swing through the second swinging mechanism, and the second locking mechanism locks and unlocks the upper roller box 9 after the second swinging mechanism swings in place. The locking and unlocking do not need manual operation of workers, the working efficiency is high, the safety is high, and the labor intensity of the workers is low.
Example 2:
as shown in fig. 3 and fig. 4, on the basis of embodiment 1, the first locking mechanism comprises a first cylinder base 2 and a locking cylinder 3, the first swinging mechanism comprises a second cylinder base 4 and a swinging cylinder 5, the upper end of the locking cylinder 3 is connected with the movable beam 1 through the first cylinder base 2, the power output end of the locking cylinder 3 is connected with the upper roller box 9, the right part of the lower part of the cylinder barrel of the locking cylinder 3 in the first locking mechanism is connected with the first swinging mechanism, and the left part of the upper part of the cylinder barrel of the locking cylinder 3 in the second locking mechanism is connected with the second swinging mechanism.
The locking cylinder 3 and the swinging cylinder 5 are matched, so that the locking cylinder 3 swings to lock and unlock the upper roller box 9, the locking cylinder 3 and the swinging cylinder 5 are simple in structure and reliable in operation, a speed reducer can be omitted when reciprocating motion is realized, transmission gaps are avoided, and motion is stable.
Preferably, the power output end of the locking cylinder 3 comprises a piston rod I6 and a connector I7, and the piston rod I6 is connected with the upper roller box 9 through the connector I7. The structure is simple.
Preferably, the first joint 7 is cylindrical and has an outer diameter larger than the outer diameter of the first piston rod 6. The joint 7 is conveniently and firmly clamped in the clamping groove 12 during locking, and the upper roller box 9 is driven to lift up.
Preferably, a pin joint is arranged between the first oil cylinder base 2 and the locking oil cylinder 3. The connecting mode is simple, and the locking oil cylinder 3 can swing back and forth according to the requirement.
Preferably, the power output end of the swing oil cylinder 5 comprises a piston rod II 10 and a joint II 8, and the piston rod II 10 is connected with the cylinder barrel of the locking oil cylinder 3 through the joint II 8. The second piston rod 10 is protected and the locking cylinder 3 is not pushed by the second piston rod.
Preferably, the swing cylinder 5 further comprises a small lug seat 11, and the second joint 8 is connected with the cylinder barrel of the locking cylinder 3 through the small lug seat 11. The small lug seat 11 protects the cylinder barrel of the locking cylinder 3.
Preferably, a pin joint is arranged between the second joint 8 and the small ear seat 11. The connecting mode is simple, and the locking oil cylinder 3 can swing back and forth according to the requirement.
Preferably, the locking unit further comprises a clamping groove 12, the clamping groove 12 is connected with the side face of the upper roller box 9, and the first connector 7 is connected in the clamping groove 12 when the locking unit is locked. Simple structure, the locking of being convenient for and unblock.
Preferably, the clamping groove 12 is a U-shaped groove. The U-shaped groove has a simple structure, is convenient to firmly clamp the first connector 7 in the clamping groove 12, and is convenient to remove and move in.
Example 3:
on the basis of the embodiment 2, the using method based on the upper roller box locking device comprises the following steps of:
When the upper roller box 9 is locked, piston rods II 10 of swing cylinders 5 of the first locking mechanism and the second locking mechanism are retracted, the piston rods II 10 drive the locking cylinders 3 to swing inwards until a first connector 7 is connected in a clamping groove 12, then piston rods I6 of the first locking mechanism and the second locking mechanism are retracted, and the piston rods I6 lift the upper roller box 9 to a target position through the first connector 7 to complete locking of the upper roller box 9;
When the upper roller box 9 is unlocked, the first piston rods 6 of the locking mechanism I and the second piston rods 6 of the locking mechanism II extend, the first piston rods 6 are used for lowering the upper roller box 9 to a target position through the first connector 7, the second piston rods 10 of the swing cylinders 5 of the locking mechanism I and the locking mechanism II extend, the second piston rods 10 drive the locking cylinders 3 to swing outwards until the first connector 7 moves out of the clamping groove 12, and unlocking of the upper roller box 9 is completed.
The application method of the upper roller box locking device does not need manual operation of workers during locking and unlocking, and is high in working efficiency, high in safety and low in labor intensity of the workers.
In the description of the present invention, it should be understood that, if any, the terms "front," "interior," "right," and the like indicate an orientation or a positional relationship based on that shown in the drawings, rather than indicate or imply that the devices or elements being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus the terms describing the positional relationship in the drawings are for illustration only and are not to be construed as limiting the invention.
Claims (10)
1. An upper roller box locking device, wherein a movable beam (1) is connected with an upper roller box (9) through the locking device, and is characterized in that: the locking device comprises 2 locking units, the locking units comprise a first hydraulic locking device and a second hydraulic locking device, the front face and the rear face of the movable beam (1) are connected with the 1 locking units in the same connection mode, the front face of the movable beam (1) is sequentially connected with the first hydraulic locking device and the second hydraulic locking device from left to right, the first hydraulic locking device comprises a first locking mechanism and a first swinging mechanism, the first locking mechanism is connected with the first swinging mechanism in the right, the second hydraulic locking device comprises a second locking mechanism and a second swinging mechanism, the second locking mechanism is connected with the second swinging mechanism in the left, the first locking mechanism is identical to the second locking mechanism in structure, and the first swinging mechanism is identical to the second swinging mechanism in structure.
2. The upper roll cassette locking device as set forth in claim 1, wherein: the first locking mechanism comprises a first oil cylinder base (2) and a locking oil cylinder (3), the first swinging mechanism comprises a second oil cylinder base (4) and a swinging oil cylinder (5), the upper end of the locking oil cylinder (3) is connected with the movable beam (1) through the first oil cylinder base (2), the power output end of the locking oil cylinder (3) is connected with the upper roller box (9), the right part of the lower part of the cylinder barrel of the locking oil cylinder (3) in the first locking mechanism is connected with the first swinging mechanism, and the left part of the upper part of the cylinder barrel of the locking oil cylinder (3) in the second locking mechanism is connected with the second swinging mechanism.
3. The upper roll cassette locking device as set forth in claim 2, wherein: the power output end of the locking oil cylinder (3) comprises a piston rod I (6) and a connector I (7), and the piston rod I (6) is connected with an upper roller box (9) through the connector I (7).
4. A roll cassette locking device as set forth in claim 3, wherein: the first joint (7) is cylindrical, and the outer diameter of the cylindrical joint is larger than that of the first piston rod (6).
5. The upper roll cassette locking device as set forth in claim 2, wherein: and a pin joint is arranged between the first oil cylinder base (2) and the locking oil cylinder (3).
6. The upper roll cassette locking device as set forth in claim 2, wherein: the power output end of the swing oil cylinder (5) comprises a piston rod II (10) and a joint II (8), and the piston rod II (10) is connected with a cylinder barrel of the locking oil cylinder (3) through the joint II (8).
7. The upper roll cassette locking device as set forth in claim 2, wherein: the swing oil cylinder (5) further comprises a small lug seat (11), and the second connector (8) is connected with a cylinder barrel of the locking oil cylinder (3) through the small lug seat (11).
8. The upper roll cassette locking device as set forth in claim 7, wherein: and a pin joint is arranged between the second joint (8) and the small ear seat (11).
9. A roll cassette locking device as set forth in claim 3, wherein: the locking unit also comprises a clamping groove (12), the clamping groove (12) is connected with the side face of the upper roller box (9), and the first connector (7) is connected in the clamping groove (12) during locking.
10. A method of using the upper roll cassette locking device of any one of claims 1-9, characterized in that: the method comprises the following steps:
When the upper roller box (9) is locked, piston rods (10) of swing cylinders (5) of the first locking mechanism and the second locking mechanism are retracted, the piston rods (10) drive the locking cylinders (3) to swing inwards until a first connector (7) is connected in a clamping groove (12), then piston rods (6) of the first locking mechanism and the second locking mechanism are retracted, and the first piston rod (6) lifts the upper roller box (9) to a target position through the first connector (7) to complete locking of the upper roller box (9);
When the upper roller box (9) is unlocked, the first piston rods (6) of the first locking mechanism and the second locking mechanism extend, the first piston rods (6) are used for downwards placing the upper roller box (9) to a target position through the first connectors (7), the second piston rods (10) of the swing cylinders (5) of the first locking mechanism and the second locking mechanism extend, the second piston rods (10) drive the locking cylinders (3) to swing outwards until the first connectors (7) are moved out of the clamping grooves (12), and unlocking of the upper roller box (9) is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211361599.2A CN118023332A (en) | 2022-11-02 | 2022-11-02 | Upper roller box locking device and use method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211361599.2A CN118023332A (en) | 2022-11-02 | 2022-11-02 | Upper roller box locking device and use method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118023332A true CN118023332A (en) | 2024-05-14 |
Family
ID=90995626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211361599.2A Pending CN118023332A (en) | 2022-11-02 | 2022-11-02 | Upper roller box locking device and use method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118023332A (en) |
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2022
- 2022-11-02 CN CN202211361599.2A patent/CN118023332A/en active Pending
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