CN112723150A - Stub bar anchor clamps - Google Patents
Stub bar anchor clamps Download PDFInfo
- Publication number
- CN112723150A CN112723150A CN202011620864.5A CN202011620864A CN112723150A CN 112723150 A CN112723150 A CN 112723150A CN 202011620864 A CN202011620864 A CN 202011620864A CN 112723150 A CN112723150 A CN 112723150A
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- CN
- China
- Prior art keywords
- ingot
- stub bar
- hinged
- connecting rods
- clamp
- 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.)
- Pending
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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
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
Abstract
The invention discloses a material head clamp which comprises two connecting rods (2) hinged with each other at the upper ends, two clamp arms (1) hinged with the lower ends of the two connecting rods (2) respectively, and two circular ingot clamps (7) arranged on the inner sides of the other ends of the two clamp arms (1) respectively, wherein the two clamp arms (1) are crossed and hinged at the crossed part, a hanging ring (9) is arranged at the joint of the upper ends of the two connecting rods (2), and an ingot (5) is clamped between the two circular ingot clamps (7). According to the stub bar clamp, the ingot is clamped and lifted by using the lever shear type single-arm crossed structure, so that the circular ingot sawing production efficiency is improved, and the potential safety hazards of operators in the operation process are reduced; the material heads with different specifications and different shapes can be hoisted, the labor intensity of operators is reduced, and the material head hoisting device is wide in application range and convenient to use; simple structure, safe and convenient operation, compact structure, light dead weight and strong operation practicability.
Description
Technical Field
The invention relates to the technical field of clamps, in particular to a stub bar clamp.
Background
In the prior art, a casting plant eliminates a traditional circular saw blade sawing machine in order to meet market requirements, and uses a high-precision sawing machine for sawing the head and the tail of a phi 360-phi 830 large round ingot to a fixed length. In the subsequent soaking-machining process of the molten aluminum alloy, an important equipment import sawing machine is used firstly. In the subsequent process of finishing the sawing, workers need to bind the sawed stub bars firmly by using steel wire ropes and then lift the sawed stub bars into a waste material box, wherein the specifications of phi 360-phi 630 are large, the workers have the potential safety hazards of easy finger pressing and lifting processes in the actual operation process, the labor intensity of the operators is increased, and the production efficiency is influenced.
In summary, how to effectively solve the problems that after the large round ingots with various specifications are sawed, irregular stub bars are not easy to hoist, potential safety hazards exist in the hoisting process, and the like, is a problem which needs to be solved urgently by technical personnel in the field at present.
Disclosure of Invention
The invention aims to provide a stub bar clamp, which enables an irregular stub bar to be easily lifted after a large round ingot with multiple specifications is sawed, reduces the potential safety hazard of operators in the operation process, and improves the production efficiency of round ingot sawing.
In order to solve the technical problems, the invention provides the following technical scheme:
the material head clamp comprises two connecting rods, two clamp arms and two circular ingot clamps, wherein the upper ends of the two connecting rods are hinged with each other, the lower ends of the two connecting rods are hinged with each other, the two circular ingot clamps are respectively arranged on the inner sides of the other ends of the two clamp arms, the two clamp arms are crossed and hinged at the crossed part, a hanging ring is arranged at the joint of the upper ends of the two connecting rods, and an ingot is clamped between the two circular ingot clamps.
Preferably, the connecting rod is hinged with a hook, the clamp arm is provided with a pin shaft matched with the hook, and the hook can be hooked on the pin shaft.
Preferably, two of the tong arms are respectively fixed with a limiting bolt for limiting the height of the cast ingot, and the upper end surface of the cast ingot is propped against the lower end surface of the limiting bolt.
Preferably, the limiting bolts on two sides are symmetrically distributed, each limiting bolt comprises a socket and a bolt piece, each socket is provided with a jack and a positioning hole, a vertical rod of each bolt piece is inserted into each positioning hole, a cross rod of each bolt piece can be clamped in each jack, and the upper end face of each cast ingot is propped against the lower end face of each vertical rod.
Preferably, the socket has a plurality of the insertion holes in a vertical direction, and the plug is connected thereto.
Preferably, the two connecting rods are hinged at the upper ends through shackles, and the lifting rings are connected to the shackles.
Preferably, the connecting rod and the clamp arm are connected through bolts, and the tail ends of the bolts are fastened through nuts.
Preferably, the jaw of the circular ingot pliers is V-shaped, and the jaw surface is a rotary tooth surface.
Preferably, the circular flyer can rotate 90 °.
Preferably, the outer side of the jawarms has an operating handle.
The stub bar clamp provided by the invention comprises two connecting rods, two clamp arms, two circular ingot clamps and a hanging ring, wherein the upper ends of the two connecting rods are hinged with each other and can rotate mutually. One end of each of the two forceps arms is hinged with the lower end of each of the two connecting rods, the two forceps arms are crossed and hinged at the crossed position, and the hinged point of the two forceps arms is located below the hinged point of the two connecting rods. Two connecting rods are provided with rings at the upper end handing-over position, and when lifting up rings, two connecting rods rotate inwards around the pin joint, and the lower extreme of connecting rod draws in inwards, also is that the upper end of tong arm draws in inwards to the pin joint of two tong arms moves down, and the pin joint of two tong arms increases to the distance of the pin joint of two connecting rods, and the lower extreme of tong arm draws in inwards. The two circular ingot clamps are respectively arranged on the inner sides of the other ends of the two clamp arms, the lower ends of the clamp arms drive the circular ingot clamps to fold inwards, the cast ingot is clamped between the two circular ingot clamps, and the two circular ingot clamps apply inward clamping force to the cast ingot so as to clamp the cast ingot for hoisting.
According to the stub bar clamp, the ingot is clamped and lifted by using the lever shear type single-arm crossed structure, so that the circular ingot sawing production efficiency is improved, and the potential safety hazards of operators in the operation process are reduced; the material heads with different specifications and different shapes can be hoisted, the labor intensity of operators is reduced, and the material head hoisting device is wide in application range and convenient to use; simple structure, safe and convenient operation, compact structure, light dead weight and strong operation practicability.
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 drawings without creative efforts.
Fig. 1 is a schematic structural view of a stub bar fixture according to an embodiment of the present invention;
FIG. 2 is a front view of the stub bar fixture;
fig. 3 is a top view of the stub bar fixture.
The drawings are numbered as follows:
the clamp comprises a clamp arm 1, a connecting rod 2, an operating handle 3, a pin shaft 4, an ingot 5, a hook 6, a circular ingot clamp 7, a connecting shaft 8, a hanging ring 9, a shackle 10, a bolt 11, a flat washer 12, a nut 13 and a cotter pin 14.
Detailed Description
The core of the invention is to provide a stub bar clamp, which enables an irregular stub bar to be easily lifted after a large round ingot with multiple specifications is sawed, reduces the potential safety hazard of operators in the operation process and improves the production efficiency of round ingot sawing.
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.
Referring to fig. 1 to 3, fig. 1 is a schematic structural diagram of a stub bar fixture according to an embodiment of the present invention; FIG. 2 is a front view of the stub bar fixture; fig. 3 is a top view of the stub bar fixture.
In a specific embodiment, the stub bar clamp provided by the invention comprises two connecting rods 2, two clamp arms 1 and two circular ingot clamps 7, wherein the two connecting rods 2 are hinged to each other at the upper ends, the two clamp arms 1 are hinged to the lower ends of the two connecting rods 2 respectively, the two circular ingot clamps 7 are mounted on the inner sides of the other ends of the two clamp arms 1 respectively, the two clamp arms 1 are crossed and hinged to each other at the crossed position, a hanging ring 9 is arranged at the joint of the upper ends of the two connecting rods 2, and an ingot 5 is clamped between the two circular ingot clamps 7.
In the structure, the stub bar clamp comprises two connecting rods 2, two clamp arms 1, two circular flyers 7 and a hanging ring 9, wherein the two connecting rods 2 are hinged to each other at the upper end and can rotate with each other. The connecting rod 2 can adopt a high-quality Q345 material, and is low in cost.
One end of each of the two forceps arms 1 is hinged to the lower end of each of the two connecting rods 2, the two forceps arms 1 are crossed and hinged at the crossed positions, and the hinged points of the two forceps arms 1 are located below the hinged points of the two connecting rods 2. Preferably, the jawarms 1 are made of high quality Q345 material, and the thickness is selected according to the actual maximum weight of the stub bar, for example, the thickness is 50 mm.
Two connecting rods 2 are provided with rings 9 in upper end handing-over department, and when lifting rings 9 upwards, two connecting rods 2 inwards rotate around the pin joint, and the lower extreme of connecting rod 2 inwards draws in, also the upper end of tong arm 1 inwards draws in to the pin joint of two tong arms 1 moves down, and the distance of the pin joint of two tong arms 1 to the pin joint of two connecting rods 2 increases, and the lower extreme of tong arm 1 inwards draws in.
The two circular ingot clamps 7 are respectively arranged on the inner sides of the other ends of the two clamp arms 1, the lower ends of the clamp arms 1 drive the circular ingot clamps 7 to fold inwards, the ingot 5 is clamped between the two circular ingot clamps 7, and the two circular ingot clamps 7 apply inward clamping force to the ingot 5 so as to clamp the ingot 5 for hoisting.
According to the stub bar clamp, the ingot 5 is clamped and lifted by using the lever shear type single-arm crossed structure, so that the circular ingot sawing production efficiency is improved, and the potential safety hazards of operators in the operation process are reduced; the material heads with different specifications and different shapes can be hoisted, the labor intensity of operators is reduced, and the material head hoisting device is wide in application range and convenient to use; simple structure, safe and convenient operation, compact structure, light dead weight and strong operation practicability.
On the basis of the above specific embodiment, the connecting rod 2 is hinged with the hook 6, specifically, the upper ends of the connecting rod 2 and the hook 6 are both provided with through holes, the connecting rod 2 and the hook 6 are connected through the bolt 11 and fastened through the nut 13, the hook 6 can rotate around the bolt 11, preferably, the bolt 11 is provided with the flat washer 12, the tail end of the bolt 11 is provided with the cotter pin 14, the nut 13 is prevented from falling off, and the safety and reliability are realized.
The clamp arm 1 is provided with a pin shaft 4, the pin shaft 4 is matched with a hook 6, and the hook 6 can be hooked on the pin shaft 4 in a rotating mode. The pin shaft 4 is arranged at the maximum position where the clamp arm 1 is opened, and when the hook 6 is hooked behind the pin shaft 4, the clamp arm 1 and the connecting rod 2 can not rotate any more, so that the limiting and limiting effects are achieved. The hanging ring 9 and the hanging hook 6 can adopt high-quality Q345 materials.
In another more reliable embodiment, on the basis of any one of the above embodiments, the two tong arms 1 are respectively fixed with a limiting bolt, the upper end surface of the ingot 5 is propped against the lower end surface of the limiting bolt, and the limiting bolt is used for limiting the height position of the ingot 5, preventing the ingot 5 from moving upwards, and ensuring that the central position of the ingot 5 is equivalent to that of the jaw so as to be stably lifted.
Further optimize above-mentioned technical scheme, the spacing bolt symmetric distribution of both sides can be for the spacing of symmetry angle oblique bolt formula, and the spacing bolt of both sides sets up both sides around tong arm 1 respectively, makes ingot casting 5 stress symmetry around the back, difficult skew.
The limiting bolt comprises a socket and a bolt piece, the socket is provided with a jack and a positioning hole, and the socket can be formed by welding high-quality Q345 materials. Bolt spare is the right angle piece, and the montant of bolt spare is inserted in the locating hole, and the horizontal pole of bolt spare can be blocked in the jack, and the up end of ingot casting 5 pushes up in the lower terminal surface of montant, and preferably, the lower terminal surface of montant is connected with the limiting plate, and is great with ingot casting 5's area of contact, and spacing effect is better.
Furthermore, the socket is provided with a plurality of jacks in the vertical direction, the limiting height of the plug piece is determined according to the size and the shape of the ingot 5, so that a cross rod of the plug piece is clamped in the jacks with corresponding heights, the central positions of different ingots 5 are adjusted, and the use of multi-specification ingots 5 is met; and, simple structure, easily operation is adjusted different ingot casting 5 central point and is put.
In another more reliable embodiment, on the basis of any one of the above embodiments, the two connecting rods 2 are hinged at the upper ends through the shackles 10, and the rings 9 are connected to the shackles 10, so that the two connecting rods 2 can be connected together, the hinged connection can be realized, the rings 9 can be conveniently connected, and the shackles 10 are simple in structure and easy to connect.
In another more reliable embodiment, on the basis of any one of the above embodiments, the connecting rod 2 and the clamp arm 1, and the clamp arm 1 are connected through the bolt 11, and the tail end of the bolt 11 is fastened through the nut 13, so that the connection is convenient and the disassembly is easy. Preferably, the bolt 11 is provided with a flat washer 12, and the end of the bolt 11 is provided with a split pin 14, so that the nut 13 is prevented from falling off, and the safety and reliability are realized.
In another more reliable embodiment, based on any one of the above embodiments, the jaws of the circular pig pliers 7 are V-shaped, for example, with an included angle of 150 ° to 165 °, so that the ingot 5 can be easily held tightly. Preferably, the jaw face is a rotating tooth face, and the friction force between the jaw face and the cast ingot 5 is large, difficult to slide and safe. The jaw can be made of 40Cr material, and the jaw is quenched and tempered, has high strength and is not easy to crush.
In another more reliable embodiment, on the basis of any one of the above embodiments, the circular pig tong 7 can rotate 90 °, specifically, the lower end of the tong arm 1 and the circular pig tong 7 have a connecting hole, the connecting shaft 8 is connected to the connecting hole, the end of the connecting shaft 8 has an external thread, the external thread is connected to the nut 13, and the end can be provided with a cotter 14. When the round ingot clamp 7 rotates, the split pin 14 and the nut 13 are loosened for adjustment, and the operation is convenient.
The round ingot pliers 7 has a horizontal state and a vertical state, can meet the requirements of holding a stub bar in the horizontal state and the vertical state, and is convenient to use.
In another more reliable embodiment, on the basis of any one of the above embodiments, the operating handle 3 is arranged on the outer side of the jawarm 1, and the jawarm 1 is driven by the operating handle 3, which is more convenient and labor-saving.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The stub bar fixture provided by the invention is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The material head clamp is characterized by comprising two connecting rods (2) which are hinged to each other at the upper ends, two clamp arms (1) which are hinged to the lower ends of the two connecting rods (2) respectively, and two circular ingot clamps (7) which are installed on the inner sides of the other ends of the two clamp arms (1), wherein the two clamp arms (1) are crossed and hinged at the crossed part, a hanging ring (9) is arranged at the crossed part of the upper ends of the two connecting rods (2), and an ingot (5) is clamped between the two circular ingot clamps (7).
2. The stub bar clamp according to claim 1, characterized in that a hook (6) is hinged to the connecting rod (2), a pin (4) matched with the hook (6) is arranged on the clamp arm (1), and the hook (6) can be hooked on the pin (4).
3. The stub bar clamp according to claim 1, wherein a limiting bolt for limiting the height of the ingot (5) is fixed on each of the two tong arms (1), and the upper end surface of the ingot (5) is abutted against the lower end surface of the limiting bolt.
4. A stub bar clamp as claimed in claim 3, wherein the limiting pins on both sides are symmetrically distributed, the limiting pins comprise sockets and pin members, the sockets are provided with insertion holes and positioning holes, vertical rods of the pin members are inserted into the positioning holes, cross rods of the pin members can be clamped in the insertion holes, and the upper end face of the ingot (5) is against the lower end face of the vertical rods.
5. The stub bar fixture of claim 4 wherein said socket has a plurality of said receptacles in a vertical orientation, said pins being selectively connectable thereto.
6. A stub bar clamp according to any one of claims 1 to 5, characterised in that two of said connecting rods (2) are hingedly connected at their upper ends by a shackle (10), said eye (9) being connected to said shackle (10).
7. A stub bar clamp according to any one of claims 1 to 5, wherein the connecting rod (2) and the tong arm (1) are connected through a bolt (11), and the tail end of the bolt (11) is fastened through a nut (13).
8. A stub bar clamp according to any one of claims 1 to 5, characterized in that the jaws of the circular flyer pliers (7) are V-shaped, and the jaw faces are the flanks of rotation.
9. A stub bar clamp according to any one of claims 1 to 5, characterised in that the circular flyer pliers (7) are rotatable through 90 °.
10. A stub bar clamp according to any one of claims 1 to 5, characterised in that the outer side of the jawarms (1) is provided with an operating handle (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011620864.5A CN112723150A (en) | 2020-12-30 | 2020-12-30 | Stub bar anchor clamps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011620864.5A CN112723150A (en) | 2020-12-30 | 2020-12-30 | Stub bar anchor clamps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112723150A true CN112723150A (en) | 2021-04-30 |
Family
ID=75608014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011620864.5A Pending CN112723150A (en) | 2020-12-30 | 2020-12-30 | Stub bar anchor clamps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112723150A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113388727A (en) * | 2021-06-18 | 2021-09-14 | 宝武集团马钢轨交材料科技有限公司 | Train wheel fixture device |
| CN113443550A (en) * | 2021-07-12 | 2021-09-28 | 上海外高桥造船海洋工程有限公司 | Automatic unhooking lifting appliance for lifting skid |
-
2020
- 2020-12-30 CN CN202011620864.5A patent/CN112723150A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113388727A (en) * | 2021-06-18 | 2021-09-14 | 宝武集团马钢轨交材料科技有限公司 | Train wheel fixture device |
| CN113388727B (en) * | 2021-06-18 | 2022-03-08 | 宝武集团马钢轨交材料科技有限公司 | Train wheel fixture device |
| CN113443550A (en) * | 2021-07-12 | 2021-09-28 | 上海外高桥造船海洋工程有限公司 | Automatic unhooking lifting appliance for lifting skid |
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