CN213672098U - Double-cylinder hydraulic shear - Google Patents
Double-cylinder hydraulic shear Download PDFInfo
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- CN213672098U CN213672098U CN202022367019.3U CN202022367019U CN213672098U CN 213672098 U CN213672098 U CN 213672098U CN 202022367019 U CN202022367019 U CN 202022367019U CN 213672098 U CN213672098 U CN 213672098U
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- power assembly
- slewing bearing
- cylinder hydraulic
- double
- hydraulic shear
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Abstract
The utility model relates to a double-cylinder hydraulic pressure is cut belongs to hydraulic pressure and cuts technical field, including the lower carriage, lower carriage one end both sides all are equipped with articulated hydro-cylinder, are equipped with articulated power assembly first and power assembly second on the other end both sides respectively, and power assembly first and power assembly second are articulated with the hydro-cylinder of homonymy respectively, and simple structure is compact, light in weight, nimble convenience, and the security is high, and use cost is low, only needs an operative hand to sit and just can easily accomplish the work of disassembling the steel construction in the driver's cabin of excavator.
Description
Technical Field
The utility model relates to a double-cylinder hydraulic pressure is cut, it belongs to hydraulic pressure and cuts technical field.
Background
At present, the disassembly of the steel structure of the waste workshop mainly uses a single-cylinder hydraulic shear or manual gas cutting. The single-cylinder hydraulic shear is heavy and cannot be installed on a lengthened arm of the excavator, at present, only a steel structure with the height of about 10m can be disassembled, only a single-side blade of the single-cylinder hydraulic shear can be opened, the opening is small, and the structural section is cut in the high altitude and is inflexible. The high-altitude manual gas cutting has low efficiency and poor safety. Therefore, a double-cylinder hydraulic shear with wide application is developed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a double-cylinder hydraulic pressure is cut to the not enough of existence among the above-mentioned prior art.
The utility model provides an above-mentioned technical problem's technical scheme as follows:
a double-cylinder hydraulic shear comprises a lower frame, wherein two sides of one end of the lower frame are respectively provided with a hinged oil cylinder, two sides of the other end of the lower frame are respectively provided with a hinged power assembly A and a hinged power assembly B, and the power assembly A and the power assembly B are respectively hinged with the oil cylinders on the same side.
Preferably, the lower frame is provided with an upper frame movably connected with the lower frame, the upper frame is connected with the lower frame through a slewing bearing, the outer ring of the slewing bearing is connected with the upper frame, and the inner ring of the slewing bearing is connected with the lower frame.
Preferably, a rotary joint and a rotary motor which are fixedly connected are arranged in the upper rack, an output shaft of the rotary motor is connected with the slewing bearing through a gear, one end of the rotary joint is fixed on the upper rack, and the other end of the rotary joint is respectively connected with the oil cylinders on two sides.
Preferably, one end of the upper frame is connected with the slewing bearing, and the other end of the upper frame is provided with at least two connecting pin shafts.
Preferably, the power assembly A and the power assembly B are both connected with the lower frame through main pin shafts.
Preferably, the power assembly A and the power assembly B are both connected with the oil cylinder through an oil cylinder pin shaft.
Preferably, the oil cylinder is connected with the lower frame through an oil cylinder pin shaft.
Preferably, a grease nipple is arranged on the slewing bearing 7.
Compared with the prior art, the beneficial effects of the utility model are that: the structure is simple and compact, the weight is light, the operation is flexible and convenient, the safety is high, the use cost is low, and the work of disassembling the steel structure can be easily completed only by one operator sitting in the cab of the excavator.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
In the figure, 1, a cylinder; 2. a power assembly A; 3. a power assembly B; 4. a lower frame; 5. an upper frame; 6. a rotary motor; 7. a slewing bearing; 8. a rotary joint; 9. a king pin shaft; 10. an oil cylinder pin shaft; 11. and connecting a pin shaft.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1-2, a double-cylinder hydraulic shear comprises a lower frame 4, wherein both sides of one end of the lower frame 4 are provided with a hinged oil cylinder 1, both sides of the other end of the lower frame 4 are provided with a hinged power assembly a 2 and a hinged power assembly b 3, and the power assembly a 2 and the power assembly b 3 are respectively hinged with the oil cylinders 1 on the same side.
The lower frame 4 is provided with an upper frame 5 which is movably connected, the upper frame 5 is connected with the lower frame 4 through a slewing bearing 7, the outer ring of the slewing bearing 7 is connected with the upper frame 5, and the inner ring is connected with the lower frame 4.
The upper frame 5 is internally provided with a rotary joint 8 and a rotary motor 6 which are fixedly connected, an output shaft of the rotary motor 6 is connected with the slewing bearing 7 through a gear, one end of the rotary joint 8 is fixed on the upper frame 5, and the other end of the rotary joint is respectively connected with the oil cylinders 1 on two sides.
One end of the upper frame 5 is connected with the slewing bearing 7, and at least two connecting pin shafts 11 are arranged at the other end of the upper frame.
And the power assembly A2 and the power assembly B3 are connected with the lower frame 4 through a main pin shaft 9.
And the power assembly A2 and the power assembly B3 are both connected with the oil cylinder 1 through an oil cylinder pin shaft 10.
The oil cylinder 1 is connected with the lower frame 4 through an oil cylinder pin shaft 10.
And a grease nozzle is arranged on the slewing bearing 7.
The working principle is as follows:
the lower frame 4 is arranged on a lengthened arm of the excavator, the oil cylinder 1 drives the power assembly A2 and the power assembly B3 to carry out high-altitude shearing, the upper frame 5 is additionally arranged through the slewing bearing 7, so that the power assembly A2 and the power assembly B3 are more flexibly sheared, the equipment is simple in structure and light in weight, can be arranged on the lengthened arm of the excavator to carry out high-altitude operation, and is simple to disassemble and assemble and convenient to maintain, and the two ends of the oil cylinder 1 are connected through pin shafts; the joints of the power assembly A2 and the power assembly B3 and the lower frame 4 are connected by a pin shaft, and a lubricating oil channel is arranged in the pin shaft and used for lubricating and reducing the friction between the movable cutter and the pin shaft; all the blades are fixed through bolts, and replacement is convenient. In order to adapt to special working conditions, a specially-customized speed reducer can be selected. And a grease nozzle is arranged on the slewing bearing 7, so that lubrication is facilitated. The outer ring of the slewing bearing 7 is connected with the upper frame 5 and the inner ring of the slewing bearing is connected with the lower frame 4 through bolts. The rotary joint 8 is fixed to the upper frame 5 by bolts. The rotary motor 6 is fixed to the upper frame 5 by bolts. The upper frame 5 is connected with the digging arm through a pin shaft. The joint of the upper frame 5 and the digging arm is adjusted through a gasket, so that the excavator can adapt to excavates of different models.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (8)
1. A double-cylinder hydraulic pressure is cut which characterized in that: the hydraulic power unit comprises a lower rack (4), wherein both sides of one end of the lower rack (4) are respectively provided with a hinged oil cylinder (1), both sides of the other end of the lower rack are respectively provided with a hinged power assembly A (2) and a hinged power assembly B (3), and the power assembly A (2) and the power assembly B (3) are respectively hinged with the oil cylinders (1) on the same side.
2. The double cylinder hydraulic shear of claim 1, wherein: the upper frame (5) is movably connected with the lower frame (4), the upper frame (5) is connected with the lower frame (4) through a slewing bearing (7), the outer ring of the slewing bearing (7) is connected with the upper frame (5), and the inner ring of the slewing bearing is connected with the lower frame (4).
3. The double cylinder hydraulic shear of claim 2, wherein: the oil cylinder lifting mechanism is characterized in that a rotary joint (8) and a rotary motor (6) which are fixedly connected are arranged in the upper rack (5), an output shaft of the rotary motor (6) is connected with the slewing bearing (7) through a gear, one end of the rotary joint (8) is fixed on the upper rack (5), and the other end of the rotary joint is respectively connected with the oil cylinders (1) on two sides.
4. The double cylinder hydraulic shear of claim 2, wherein: one end of the upper frame (5) is connected with the slewing bearing (7), and at least two connecting pin shafts (11) are arranged at the other end of the upper frame.
5. The double cylinder hydraulic shear of claim 1, wherein: and the power assembly A (2) and the power assembly B (3) are connected with the lower rack (4) through a main pin shaft (9).
6. The double cylinder hydraulic shear of claim 1, wherein: and the power assembly A (2) and the power assembly B (3) are connected with the oil cylinder (1) through an oil cylinder pin shaft (10).
7. The double cylinder hydraulic shear of claim 1, wherein: the oil cylinder (1) is connected with the lower frame (4) through an oil cylinder pin shaft (10).
8. The double cylinder hydraulic shear of claim 2, wherein: and a grease nozzle is arranged on the slewing bearing (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022367019.3U CN213672098U (en) | 2020-10-22 | 2020-10-22 | Double-cylinder hydraulic shear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022367019.3U CN213672098U (en) | 2020-10-22 | 2020-10-22 | Double-cylinder hydraulic shear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213672098U true CN213672098U (en) | 2021-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022367019.3U Active CN213672098U (en) | 2020-10-22 | 2020-10-22 | Double-cylinder hydraulic shear |
Country Status (1)
| Country | Link |
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| CN (1) | CN213672098U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115193869A (en) * | 2022-06-17 | 2022-10-18 | 北京金属回收有限公司 | Scrapped vehicle internal structure disassembling device and vehicle scrapping system |
-
2020
- 2020-10-22 CN CN202022367019.3U patent/CN213672098U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115193869A (en) * | 2022-06-17 | 2022-10-18 | 北京金属回收有限公司 | Scrapped vehicle internal structure disassembling device and vehicle scrapping system |
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