CN112429633A - Roller ring dismounting clamp and crown block - Google Patents
Roller ring dismounting clamp and crown block Download PDFInfo
- Publication number
- CN112429633A CN112429633A CN202011028341.1A CN202011028341A CN112429633A CN 112429633 A CN112429633 A CN 112429633A CN 202011028341 A CN202011028341 A CN 202011028341A CN 112429633 A CN112429633 A CN 112429633A
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- CN
- China
- Prior art keywords
- clamping
- clamping member
- component
- roller ring
- driving end
- 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.)
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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
- B66C1/442—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces actuated by lifting force
-
- 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
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
Abstract
The invention discloses a roller ring dismounting clamp and a crown block, wherein the roller ring dismounting clamp comprises: a first clamping member; the second clamping component is arranged opposite to the first clamping component, and the first clamping component and the second clamping component are used for clamping the roller ring; the transmission assembly is in transmission connection with the first clamping component and the second clamping component to drive the first clamping component and the second clamping component to be close to or far away from each other, the transmission assembly is provided with a hoisting component, and the hoisting component is used for hooking a lifting hook of a crown block. According to the roller ring dismounting and mounting clamp provided by the invention, the first clamping component and the second clamping component can clamp the roller ring under the transmission of the transmission assembly, the clamping strength is better, the lifting component can be matched with the hook of the overhead travelling crane through the hook, the roller ring can be stably clamped and dismounted through being matched with the overhead travelling crane, the roller ring dismounting and mounting clamp has the advantages of convenience in clamping, stability in clamping and small labor input, and the working efficiency of dismounting the roller ring is improved.
Description
Technical Field
The invention belongs to the technical field of hoisting equipment, and particularly relates to a roller ring dismounting clamp and a crown block.
Background
In the production process of steel rolling, the roll collar needs to be replaced when rolled to a certain degree, and for roll collars with larger sizes and weights, 2 persons move the roll collars onto or off the rack in the process of dismounting the roll collars, so that safety risks exist, the mounting and dismounting efficiency of the roll collars is low, and the labor intensity of workers is higher.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a roller ring dismounting and mounting clamp which clamps a roller ring to be matched with a crown block to take out the roller ring, has the advantages of convenience in clamping, stability in clamping and low labor input, and improves the working efficiency of dismounting the roller ring.
The technical purpose of the invention is realized by the following technical scheme: a roller ring dismouting anchor clamps for the overhead traveling crane, the overhead traveling crane has the lifting hook that is used for lifting by crane, its characterized in that includes:
a first clamping member;
the second clamping component is arranged opposite to the first clamping component, and the first clamping component and the second clamping component are used for clamping the roller ring;
the transmission assembly is in transmission connection with the first clamping member and the second clamping member to drive the first clamping member and the second clamping member to be close to or far away from each other, the transmission assembly is provided with a hoisting member, and the hoisting member is used for hooking a lifting hook of a crown block.
In one embodiment, the transmission assembly comprises a first clamping arm and a second clamping arm hinged to each other by a hinge shaft,
the first clamping arm is provided with a first driving end and a first clamping end which are oppositely arranged and respectively arranged at two sides of the articulated shaft, and the first clamping component is arranged at the first clamping end;
the second clamping arm is provided with a second driving end and a second clamping end which are oppositely arranged and respectively arranged at two sides of the articulated shaft, and the second clamping component is arranged at the second clamping end;
the lifting members are arranged at the first driving end or the second driving end, or the two lifting members are arranged at the first driving end and the second driving end respectively.
In one embodiment, two hoisting members are arranged, a steel wire cable is connected between the two hoisting members, and the steel wire cable is used for hooking a lifting hook of the overhead travelling crane.
In one embodiment, the lifting member is arranged at the first driving end or the second driving end, and the lifting member is a lifting ring and used for hooking a lifting hook of a crown block.
In one embodiment, the transmission assembly further includes a tension spring, and two ends of the tension spring are respectively connected to the first clamping arm and the second clamping arm, and the tension spring is used for pulling the first clamping member and the second clamping member to positions close to each other.
In one embodiment, two ends of the tension spring are respectively connected between the first clamping end and the hinge shaft and between the second clamping end and the hinge shaft.
In one embodiment, the first clamping member and the second clamping member are jaws, and the jaws are used for being clamped in grooves of the roll collar.
In one embodiment, the clamping jaw is provided with a clamping side edge which is contacted with the roller ring, and the clamping side edge is an arc-shaped edge.
In one embodiment, the clamping side edges are provided with anti-slip strips, and the anti-slip strips are arranged along the length direction of the clamping side edges.
The invention also provides a crown block, which comprises a roll collar dismounting and mounting clamp, wherein the roll collar dismounting and mounting clamp comprises:
a first clamping member;
the second clamping component is arranged opposite to the first clamping component, and the first clamping component and the second clamping component are used for clamping the roller ring;
the transmission assembly is in transmission connection with the first clamping member and the second clamping member to drive the first clamping member and the second clamping member to be close to or far away from each other, the transmission assembly is provided with a hoisting member, and the hoisting member is used for hooking a lifting hook of a crown block.
In conclusion, the invention has the following beneficial effects:
according to the roller ring dismounting and mounting clamp provided by the invention, the first clamping component and the second clamping component can clamp the roller ring under the transmission of the transmission component, the clamping strength is better, the lifting component can be matched with the hook of the overhead travelling crane through the lifting component, and can be matched with the overhead travelling crane to stably clamp and dismount the roller ring.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic view showing a state in use of the roll collar attaching and detaching jig of the present invention.
In the figure: 100. disassembling and assembling the clamp for the roll collar; 10. a first clamping member; 20. a second clamping member; 30. a transmission assembly; 31. a first clamp arm; 32. a second clamp arm; 33. a tension spring; 40. hinging a shaft; 50. a hoisting member; 50a, a steel wire rope.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
The invention provides a roller ring dismounting and mounting clamp 100 which comprises a first clamping member 10, a second clamping member 20 and a lifting member 50, wherein the roller ring is clamped by the first clamping member 10 and the second clamping member 20, and the roller ring is pulled out from a bearing seat by the lifting member 50 in a matching manner with a crown block.
Hereinafter, a specific structure of the collar attaching and detaching jig 100 will be described in detail, and referring to fig. and, the collar attaching and detaching jig 100 includes:
a first clamping member 10;
a second clamping member 20, wherein the second clamping member 20 is arranged opposite to the first clamping member 10, and the first clamping member 10 and the second clamping member 20 are used for clamping the roller ring;
the transmission assembly 30 is in transmission connection with the first clamping member 10 and the second clamping member 20 so as to drive the first clamping member 10 and the second clamping member 20 to approach to or separate from each other, the transmission assembly 30 is provided with a hoisting member 50, and the hoisting member 50 is used for being hooked on a lifting hook of a crown block.
Specifically, the first clamping member 10 and the second clamping member 20 are both steel clamping members, and the bending strength of the steel clamping members is high, so that the clamping stability of the clamping roller ring is ensured.
The first and second clamping members 10 and 20 may be jaws, may be clamping plates, may be other clamps, and may be any clamps capable of clamping the roll collar. Taking the jaw as an example, the jaw is clamped in the groove of the roll collar.
Further, the jack catch has the block side with the collars contact, the block side is the arc limit, and wholly is the semicircle arcuation setting of outwards outstanding to, make first clamping member 10 and second clamping member 20 enclose the centre gripping space who closes the circular form object of centre gripping, with the side of centre gripping collars, because the groove of collars is circular, the setting of first clamping member 10 and second clamping member 20 can better laminate with the surface in groove, guarantees the clamping strength of first clamping member 10 and second clamping member 20.
It should be noted that the clamping claw has a clamping side edge contacting with the roll collar, and further, in order to ensure the clamping stability, the clamping side edge is provided with an anti-slip strip, and the anti-slip strip is arranged along the length direction of the clamping side edge.
The antislip strip can be the rubber strip, also can be the comparatively crude material strip in surface, and in this embodiment, the rubber strip in fact can guarantee the frictional strength between block side and the collars, guarantees that the collars is difficult to drop in by the centre gripping space.
The roll collar is clamped in the clamping space by the clamping space provided between the first clamping member 10 and the second clamping member 20, so that the roll collar is limited to move, and the clamping stability of the clamping roll collar is ensured.
In addition, in order to ensure the practicability and the application diversity of the clamp, the first clamping member 10 and the second clamping member 20 can be provided with various sizes according to the sizes of different roll collars, the first clamping member 10 and the second clamping member 20 are respectively and detachably installed at the first driving end and the second driving end, and the first clamping member 10 and the second clamping member 20 with corresponding sizes are selected according to the actual sizes of the roll collars.
Hereinafter, a specific structure of the transmission assembly 30 is described in detail.
Said transmission assembly 30 comprises a first 31 and a second 32 gripping arm hinged to each other by means of a hinging shaft 40,
a first clamping arm 31 having a first driving end and a first clamping end oppositely disposed and respectively disposed at both sides of the hinge shaft 40, the first clamping member 10 being disposed at the first clamping end;
a second clamping arm 32 having a second driving end and a second clamping end oppositely disposed and respectively disposed at both sides of the hinge shaft 40, the second clamping member 20 being disposed at the second clamping end;
the lifting members 50 are arranged at the first driving end or the second driving end, or two lifting members 50 are arranged and respectively arranged at the first driving end and the second driving end.
Specifically, the first clamping arm 31 and the second clamping arm 32 are steel arms with high hardness to ensure the structural strength thereof and further ensure the clamping stability of the clamping roller ring, and the first driving end and the second driving end are driven to be close to each other, so that the first clamping end and the second clamping end are close to each other, and further, the first clamping member 10 and the second clamping member 20 are made to be close to each other to clamp the roller ring.
It should be noted that, the transmission assembly 30 is used to drive the first clamping end and the second clamping end to be away from or close to each other, so as to clamp the roll collars with different sizes, thereby improving the practicability and application diversity of the dismounting and mounting fixture.
In addition, the transmission assembly 30 may also be a bidirectional cylinder, and two driving ends of the bidirectional cylinder are respectively connected to the first clamping member 10 and the second clamping member 20 in a driving manner so as to simultaneously drive the first clamping member 10 and the second clamping member 20 to move away from and close to each other, or may be other link mechanisms capable of simultaneously driving the first clamping member 10 and the second clamping member 20 to move away from or close to each other.
Further, several setting modes of the hoisting members 50 are described, the hoisting members 50 may be arranged at the first driving end or the second driving end, the hoisting members 50 are hoisting rings and used for hooking the lifting hook of the overhead crane, or two hoisting members 50 are provided, a steel wire rope 50a is connected between the two hoisting members 50, and the steel wire rope 50a is used for hooking the lifting hook of the overhead crane.
The hoisting member 50 may be a hook, a hanger plate, a loop, or the like, and may be hooked to a suspension wire of the overhead traveling crane to hoist the first clamping member 10 and the second clamping member 20.
In this embodiment, in order to ensure the lifting stability, two lifting members 50 are provided, and a steel wire 50a is connected between the two lifting members 50, and the steel wire 50a is used for hooking a lifting hook of an overhead travelling crane.
The crown block is in the in-process of establishing steel wire rope 50a at the hook to act on two hoisting members 50, make first drive end and second drive end be close to each other, indirect drive first tip and second tip are close to each other, in order to further improve two claws of locating first tip and second tip respectively and have the trend of being close to each other, thereby further improve the centre gripping stability of two claws to the collars.
In order to further improve the clamping stability of the two jaws to the roll ring, the transmission assembly 30 further includes a tension spring 33, and two ends of the tension spring 33 are respectively connected to the first clamping arm 31 and the second clamping arm 32, so as to pull the first clamping member and the second clamping member 20 to positions close to each other.
Specifically, two ends of the tension spring 33 are respectively connected between the first clamping end and the hinge shaft 40 and between the second clamping end and the hinge shaft 40.
The invention also provides a crown block, which comprises the roller ring dismounting and mounting clamp 100, and the crown block comprises all the implementation modes above the roller ring dismounting and mounting clamp 100, and the principle and the effect of the crown block are as the above-mentioned implementation modes, and are not described again here.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and adaptations to those skilled in the art may occur to persons skilled in the art without departing from the spirit and scope of the present invention.
Claims (10)
1. A collar removal clamp (100) for a crown block having a hook for lifting, comprising:
a first clamping member (10);
a second clamping member (20), the second clamping member (20) being arranged opposite to the first clamping member (10), the first clamping member (10) and the second clamping member (20) being used for clamping a roll collar;
the transmission assembly (30) is in transmission connection with the first clamping component (10) and the second clamping component (20) to drive the first clamping component (10) and the second clamping component (20) to be close to or far away from each other, the transmission assembly (30) is provided with a hoisting component (50), and the hoisting component (50) is used for hooking a lifting hook of a crown block.
2. A roller ring dismounting jig (100) according to claim 1, characterized in that said transmission assembly (30) comprises a first gripping arm (31) and a second gripping arm (32) hinged to each other by a hinge shaft (40),
the first clamping arm (31) is provided with a first driving end and a first clamping end which are oppositely arranged and respectively arranged at two sides of the hinge shaft (40), and the first clamping component (10) is arranged at the first clamping end;
a second clamping arm (32) having a second driving end and a second clamping end disposed opposite to each other and respectively disposed at both sides of the hinge shaft (40), the second clamping member (20) being disposed at the second clamping end;
the lifting members (50) are arranged at the first driving end or the second driving end, or the two lifting members (50) are arranged at the first driving end and the second driving end respectively.
3. A roller ring attaching and detaching jig (100) according to claim 2, wherein there are two lifting members (50), a wire (50a) is connected between the two lifting members (50), and the wire (50a) is used for hooking a hook of a crown block.
4. A roll collar disassembly and assembly jig (100) of claim 2, characterized in that the hoisting member (50) is provided at the first driving end or the second driving end, the hoisting member (50) being a hoisting ring for a hook of a crane.
5. A roller ring dismounting jig (100) according to claim 2, characterized in that the transmission assembly (30) further comprises a tension spring (33), both ends of the tension spring (33) being connected to the first clamping arm (31) and the second clamping arm (32), respectively, for pulling the first clamping member and the second clamping member (20) to a mutually close position.
6. The roll ring attaching and detaching jig (100) as set forth in claim 5, wherein both ends of the tension spring (33) are connected between the first clamping end and the hinge shaft (40) and between the second clamping end and the hinge shaft (40), respectively.
7. A roll collar disassembly clamp (100) according to claim 1, wherein said first clamping member (10) and said second clamping member (20) are jaws for engaging in grooves of said roll collar.
8. A roll collar assembly jig (100) as claimed in claim 7 wherein the jaws have engaging sides which contact the roll collar, the engaging sides being arcuate sides.
9. A roller ring attaching and detaching jig (100) as set forth in claim 8, characterized in that the engaging sides are provided with cleats arranged in the lengthwise direction of the engaging sides.
10. A crown block, characterized in that it comprises a collar disassembly clamp (100) according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011028341.1A CN112429633A (en) | 2020-09-26 | 2020-09-26 | Roller ring dismounting clamp and crown block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011028341.1A CN112429633A (en) | 2020-09-26 | 2020-09-26 | Roller ring dismounting clamp and crown block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112429633A true CN112429633A (en) | 2021-03-02 |
Family
ID=74690665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011028341.1A Pending CN112429633A (en) | 2020-09-26 | 2020-09-26 | Roller ring dismounting clamp and crown block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112429633A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113814273A (en) * | 2021-09-24 | 2021-12-21 | 广东韶钢松山股份有限公司 | Device convenient for replacing heavy roll collar and using method |
-
2020
- 2020-09-26 CN CN202011028341.1A patent/CN112429633A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113814273A (en) * | 2021-09-24 | 2021-12-21 | 广东韶钢松山股份有限公司 | Device convenient for replacing heavy roll collar and using method |
| CN113814273B (en) * | 2021-09-24 | 2024-04-02 | 广东韶钢松山股份有限公司 | Device convenient for replacing heavy-duty roll collar and application method |
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